{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92417181076524,
              48.689962822597565,
              2298.5692049828967
            ],
            [
              -119.92412943245596,
              48.69065793686349,
              2298.5692049828967
            ],
            [
              -119.91806846073675,
              48.69049580622928,
              2422.489204982897
            ],
            [
              -119.91811092222997,
              48.68980069590389,
              2422.489204982897
            ],
            [
              -119.92417181076524,
              48.689962822597565,
              2298.5692049828967
            ]
          ]
        ]
      },
      "bbox": [
        -119.9241718,
        48.6898007,
        2298.569205,
        -119.9180685,
        48.69065794,
        2422.489205
      ],
      "properties": {
        "datetime": "2018-07-19T15:29:25Z",
        "pc:count": 246283,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726583.7651,
            "count": 246283,
            "maximum": 726799.709,
            "minimum": 726353.009,
            "name": "X",
            "position": 0,
            "stddev": 123.0136884,
            "variance": 15132.36753
          },
          {
            "average": 5397592.101,
            "count": 246283,
            "maximum": 5397634.539,
            "minimum": 5397557.159,
            "name": "Y",
            "position": 1,
            "stddev": 18.06020792,
            "variance": 326.17111
          },
          {
            "average": 2380.92272,
            "count": 246283,
            "maximum": 2422.489205,
            "minimum": 2298.569205,
            "name": "Z",
            "position": 2,
            "stddev": 35.46209169,
            "variance": 1257.559947
          },
          {
            "average": 2618.228627,
            "count": 246283,
            "maximum": 4095,
            "minimum": 422,
            "name": "Intensity",
            "position": 3,
            "stddev": 788.6844891,
            "variance": 622023.2234
          },
          {
            "average": 1.027720143,
            "count": 246283,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1766324149,
            "variance": 0.03119901001
          },
          {
            "average": 1.055456528,
            "count": 246283,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2552712463,
            "variance": 0.0651634092
          },
          {
            "average": 0.4943499957,
            "count": 246283,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999690915,
            "variance": 0.2499690924
          },
          {
            "average": 7.714702192e-05,
            "count": 246283,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.008783016764,
            "variance": 7.714138348e-05
          },
          {
            "average": 1.697681123,
            "count": 246283,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5138412982,
            "variance": 0.2640328797
          },
          {
            "average": 11.11334085,
            "count": 246283,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 6.608871311,
            "variance": 43.67718
          },
          {
            "average": 0,
            "count": 246283,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.574842762,
            "count": 246283,
            "maximum": 10,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5772982621,
            "variance": 0.3332732834
          },
          {
            "average": 216047914.5,
            "count": 246283,
            "maximum": 216049365.3,
            "minimum": 216047787.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 202.1509935,
            "variance": 40865.02416
          },
          {
            "average": 0,
            "count": 246283,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 246283,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 246283,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 246283,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 246283,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726353.009,
          5397557.159,
          2298.569205,
          726799.709,
          5397634.539,
          2422.489205
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726353.009000542,
                5397557.15927736,
                2298.5692049828967
              ],
              [
                726353.009000542,
                5397634.539277361,
                2298.5692049828967
              ],
              [
                726799.709000542,
                5397634.539277361,
                2422.489204982897
              ],
              [
                726799.709000542,
                5397557.15927736,
                2422.489204982897
              ],
              [
                726353.009000542,
                5397557.15927736,
                2298.5692049828967
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:29:25+00:00",
        "end_time": "2018-07-19T15:03:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9241718,
            48.6898007,
            2298.569205,
            -119.9180685,
            48.69065794,
            2422.489205
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92417181076524,
                  48.689962822597565,
                  2298.5692049828967
                ],
                [
                  -119.92412943245596,
                  48.69065793686349,
                  2298.5692049828967
                ],
                [
                  -119.91806846073675,
                  48.69049580622928,
                  2422.489204982897
                ],
                [
                  -119.91811092222997,
                  48.68980069590389,
                  2422.489204982897
                ],
                [
                  -119.92417181076524,
                  48.689962822597565,
                  2298.5692049828967
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:29:25Z",
            "pc:count": 246283,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726583.7651,
                "count": 246283,
                "maximum": 726799.709,
                "minimum": 726353.009,
                "name": "X",
                "position": 0,
                "stddev": 123.0136884,
                "variance": 15132.36753
              },
              {
                "average": 5397592.101,
                "count": 246283,
                "maximum": 5397634.539,
                "minimum": 5397557.159,
                "name": "Y",
                "position": 1,
                "stddev": 18.06020792,
                "variance": 326.17111
              },
              {
                "average": 2380.92272,
                "count": 246283,
                "maximum": 2422.489205,
                "minimum": 2298.569205,
                "name": "Z",
                "position": 2,
                "stddev": 35.46209169,
                "variance": 1257.559947
              },
              {
                "average": 2618.228627,
                "count": 246283,
                "maximum": 4095,
                "minimum": 422,
                "name": "Intensity",
                "position": 3,
                "stddev": 788.6844891,
                "variance": 622023.2234
              },
              {
                "average": 1.027720143,
                "count": 246283,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1766324149,
                "variance": 0.03119901001
              },
              {
                "average": 1.055456528,
                "count": 246283,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2552712463,
                "variance": 0.0651634092
              },
              {
                "average": 0.4943499957,
                "count": 246283,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999690915,
                "variance": 0.2499690924
              },
              {
                "average": 7.714702192e-05,
                "count": 246283,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.008783016764,
                "variance": 7.714138348e-05
              },
              {
                "average": 1.697681123,
                "count": 246283,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5138412982,
                "variance": 0.2640328797
              },
              {
                "average": 11.11334085,
                "count": 246283,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 6.608871311,
                "variance": 43.67718
              },
              {
                "average": 0,
                "count": 246283,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.574842762,
                "count": 246283,
                "maximum": 10,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5772982621,
                "variance": 0.3332732834
              },
              {
                "average": 216047914.5,
                "count": 246283,
                "maximum": 216049365.3,
                "minimum": 216047787.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 202.1509935,
                "variance": 40865.02416
              },
              {
                "average": 0,
                "count": 246283,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 246283,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 246283,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 246283,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 246283,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726353.009,
              5397557.159,
              2298.569205,
              726799.709,
              5397634.539,
              2422.489205
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726353.009000542,
                    5397557.15927736,
                    2298.5692049828967
                  ],
                  [
                    726353.009000542,
                    5397634.539277361,
                    2298.5692049828967
                  ],
                  [
                    726799.709000542,
                    5397634.539277361,
                    2422.489204982897
                  ],
                  [
                    726799.709000542,
                    5397557.15927736,
                    2422.489204982897
                  ],
                  [
                    726353.009000542,
                    5397557.15927736,
                    2298.5692049828967
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:29:25+00:00",
            "end_time": "2018-07-19T15:03:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92437192106503,
              48.662974375032334,
              2248.513397707285
            ],
            [
              -119.92418303519787,
              48.66607554399274,
              2248.513397707285
            ],
            [
              -119.9210047020241,
              48.665990555485735,
              2371.6533977072854
            ],
            [
              -119.92119378232098,
              48.66288939573939,
              2371.6533977072854
            ],
            [
              -119.92437192106503,
              48.662974375032334,
              2248.513397707285
            ]
          ]
        ]
      },
      "bbox": [
        -119.9243719,
        48.6628894,
        2248.513398,
        -119.9210047,
        48.66607554,
        2371.653398
      ],
      "properties": {
        "datetime": "2018-07-19T15:28:45Z",
        "pc:count": 761452,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726538.9143,
            "count": 761452,
            "maximum": 726693.6789,
            "minimum": 726459.3189,
            "name": "X",
            "position": 0,
            "stddev": 62.03799923,
            "variance": 3848.713348
          },
          {
            "average": 5394699.289,
            "count": 761452,
            "maximum": 5394902.328,
            "minimum": 5394557.108,
            "name": "Y",
            "position": 1,
            "stddev": 87.27882085,
            "variance": 7617.592568
          },
          {
            "average": 2320.433965,
            "count": 761452,
            "maximum": 2371.653398,
            "minimum": 2248.513398,
            "name": "Z",
            "position": 2,
            "stddev": 29.33154522,
            "variance": 860.3395451
          },
          {
            "average": 2102.000816,
            "count": 761452,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 791.8271769,
            "variance": 626990.2781
          },
          {
            "average": 1.147456438,
            "count": 761452,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4281699621,
            "variance": 0.1833295164
          },
          {
            "average": 1.294789429,
            "count": 761452,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6167862479,
            "variance": 0.3804252756
          },
          {
            "average": 0.4973379806,
            "count": 761452,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999932419,
            "variance": 0.249993242
          },
          {
            "average": 0.0003650919559,
            "count": 761452,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01910390387,
            "variance": 0.0003649591431
          },
          {
            "average": 1.486425934,
            "count": 761452,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5685203705,
            "variance": 0.3232154117
          },
          {
            "average": 6.166745508,
            "count": 761452,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.03611659,
            "variance": 226.0848021
          },
          {
            "average": 0,
            "count": 761452,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.865010533,
            "count": 761452,
            "maximum": 10,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.065306969,
            "variance": 1.134878939
          },
          {
            "average": 216048112.4,
            "count": 761452,
            "maximum": 216049325.2,
            "minimum": 216047740.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 562.1785336,
            "variance": 316044.7036
          },
          {
            "average": 0,
            "count": 761452,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 761452,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 761452,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 761452,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 761452,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726459.3189,
          5394557.108,
          2248.513398,
          726693.6789,
          5394902.328,
          2371.653398
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726459.3189096433,
                5394557.107515849,
                2248.513397707285
              ],
              [
                726459.3189096433,
                5394902.32751585,
                2248.513397707285
              ],
              [
                726693.6789096434,
                5394902.32751585,
                2371.6533977072854
              ],
              [
                726693.6789096434,
                5394557.107515849,
                2371.6533977072854
              ],
              [
                726459.3189096433,
                5394557.107515849,
                2248.513397707285
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:28:45+00:00",
        "end_time": "2018-07-19T15:02:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9243719,
            48.6628894,
            2248.513398,
            -119.9210047,
            48.66607554,
            2371.653398
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92437192106503,
                  48.662974375032334,
                  2248.513397707285
                ],
                [
                  -119.92418303519787,
                  48.66607554399274,
                  2248.513397707285
                ],
                [
                  -119.9210047020241,
                  48.665990555485735,
                  2371.6533977072854
                ],
                [
                  -119.92119378232098,
                  48.66288939573939,
                  2371.6533977072854
                ],
                [
                  -119.92437192106503,
                  48.662974375032334,
                  2248.513397707285
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:28:45Z",
            "pc:count": 761452,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726538.9143,
                "count": 761452,
                "maximum": 726693.6789,
                "minimum": 726459.3189,
                "name": "X",
                "position": 0,
                "stddev": 62.03799923,
                "variance": 3848.713348
              },
              {
                "average": 5394699.289,
                "count": 761452,
                "maximum": 5394902.328,
                "minimum": 5394557.108,
                "name": "Y",
                "position": 1,
                "stddev": 87.27882085,
                "variance": 7617.592568
              },
              {
                "average": 2320.433965,
                "count": 761452,
                "maximum": 2371.653398,
                "minimum": 2248.513398,
                "name": "Z",
                "position": 2,
                "stddev": 29.33154522,
                "variance": 860.3395451
              },
              {
                "average": 2102.000816,
                "count": 761452,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 791.8271769,
                "variance": 626990.2781
              },
              {
                "average": 1.147456438,
                "count": 761452,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4281699621,
                "variance": 0.1833295164
              },
              {
                "average": 1.294789429,
                "count": 761452,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6167862479,
                "variance": 0.3804252756
              },
              {
                "average": 0.4973379806,
                "count": 761452,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999932419,
                "variance": 0.249993242
              },
              {
                "average": 0.0003650919559,
                "count": 761452,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01910390387,
                "variance": 0.0003649591431
              },
              {
                "average": 1.486425934,
                "count": 761452,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5685203705,
                "variance": 0.3232154117
              },
              {
                "average": 6.166745508,
                "count": 761452,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.03611659,
                "variance": 226.0848021
              },
              {
                "average": 0,
                "count": 761452,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.865010533,
                "count": 761452,
                "maximum": 10,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.065306969,
                "variance": 1.134878939
              },
              {
                "average": 216048112.4,
                "count": 761452,
                "maximum": 216049325.2,
                "minimum": 216047740.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 562.1785336,
                "variance": 316044.7036
              },
              {
                "average": 0,
                "count": 761452,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 761452,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 761452,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 761452,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 761452,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726459.3189,
              5394557.108,
              2248.513398,
              726693.6789,
              5394902.328,
              2371.653398
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726459.3189096433,
                    5394557.107515849,
                    2248.513397707285
                  ],
                  [
                    726459.3189096433,
                    5394902.32751585,
                    2248.513397707285
                  ],
                  [
                    726693.6789096434,
                    5394902.32751585,
                    2371.6533977072854
                  ],
                  [
                    726693.6789096434,
                    5394557.107515849,
                    2371.6533977072854
                  ],
                  [
                    726459.3189096433,
                    5394557.107515849,
                    2248.513397707285
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:28:45+00:00",
            "end_time": "2018-07-19T15:02:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_607088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.90441897840883,
              48.36523668967099,
              1245.9049199827375
            ],
            [
              -119.90436884473274,
              48.366063168656915,
              1245.9049199827375
            ],
            [
              -119.90407305635003,
              48.36605520141101,
              1281.9649199827375
            ],
            [
              -119.90412319479775,
              48.36522872265499,
              1281.9649199827375
            ],
            [
              -119.90441897840883,
              48.36523668967099,
              1245.9049199827375
            ]
          ]
        ]
      },
      "bbox": [
        -119.904419,
        48.36522872,
        1245.90492,
        -119.9040731,
        48.36606317,
        1281.96492
      ],
      "properties": {
        "datetime": "2018-07-20T16:36:51Z",
        "pc:count": 17488,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 729277.4291,
            "count": 17488,
            "maximum": 729290.7685,
            "minimum": 729268.8285,
            "name": "X",
            "position": 0,
            "stddev": 4.673908782,
            "variance": 21.8454233
          },
          {
            "average": 5361587.387,
            "count": 17488,
            "maximum": 5361619.168,
            "minimum": 5361527.168,
            "name": "Y",
            "position": 1,
            "stddev": 21.88381101,
            "variance": 478.9011844
          },
          {
            "average": 1260.374105,
            "count": 17488,
            "maximum": 1281.96492,
            "minimum": 1245.90492,
            "name": "Z",
            "position": 2,
            "stddev": 9.940098449,
            "variance": 98.80555718
          },
          {
            "average": 758.4548833,
            "count": 17488,
            "maximum": 2142,
            "minimum": 83,
            "name": "Intensity",
            "position": 3,
            "stddev": 484.5574277,
            "variance": 234795.9007
          },
          {
            "average": 1.586059012,
            "count": 17488,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8075698779,
            "variance": 0.6521691077
          },
          {
            "average": 2.177207228,
            "count": 17488,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.018663679,
            "variance": 1.037675691
          },
          {
            "average": 0.5022301006,
            "count": 17488,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000093226,
            "variance": 0.2500093227
          },
          {
            "average": 0,
            "count": 17488,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.290427722,
            "count": 17488,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4614688348,
            "variance": 0.2129534855
          },
          {
            "average": 6.8582188,
            "count": 17488,
            "maximum": 7.998000145,
            "minimum": 6,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.5143090696,
            "variance": 0.2645138191
          },
          {
            "average": 0,
            "count": 17488,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.3334286,
            "count": 17488,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 90.37341973,
            "variance": 8167.354994
          },
          {
            "average": 216095870.6,
            "count": 17488,
            "maximum": 216139811.7,
            "minimum": 216046971.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 46354.83364,
            "variance": 2148770602
          },
          {
            "average": 0,
            "count": 17488,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17488,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17488,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17488,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17488,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          729268.8285,
          5361527.168,
          1245.90492,
          729290.7685,
          5361619.168,
          1281.96492
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                729268.8285304112,
                5361527.167929836,
                1245.9049199827375
              ],
              [
                729268.8285304112,
                5361619.167929836,
                1245.9049199827375
              ],
              [
                729290.7685304112,
                5361619.167929836,
                1281.9649199827375
              ],
              [
                729290.7685304112,
                5361527.167929836,
                1281.9649199827375
              ],
              [
                729268.8285304112,
                5361527.167929836,
                1245.9049199827375
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:36:51+00:00",
        "end_time": "2018-07-19T14:49:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_607088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_607088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_607088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.904419,
            48.36522872,
            1245.90492,
            -119.9040731,
            48.36606317,
            1281.96492
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.90441897840883,
                  48.36523668967099,
                  1245.9049199827375
                ],
                [
                  -119.90436884473274,
                  48.366063168656915,
                  1245.9049199827375
                ],
                [
                  -119.90407305635003,
                  48.36605520141101,
                  1281.9649199827375
                ],
                [
                  -119.90412319479775,
                  48.36522872265499,
                  1281.9649199827375
                ],
                [
                  -119.90441897840883,
                  48.36523668967099,
                  1245.9049199827375
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_607088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:36:51Z",
            "pc:count": 17488,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 729277.4291,
                "count": 17488,
                "maximum": 729290.7685,
                "minimum": 729268.8285,
                "name": "X",
                "position": 0,
                "stddev": 4.673908782,
                "variance": 21.8454233
              },
              {
                "average": 5361587.387,
                "count": 17488,
                "maximum": 5361619.168,
                "minimum": 5361527.168,
                "name": "Y",
                "position": 1,
                "stddev": 21.88381101,
                "variance": 478.9011844
              },
              {
                "average": 1260.374105,
                "count": 17488,
                "maximum": 1281.96492,
                "minimum": 1245.90492,
                "name": "Z",
                "position": 2,
                "stddev": 9.940098449,
                "variance": 98.80555718
              },
              {
                "average": 758.4548833,
                "count": 17488,
                "maximum": 2142,
                "minimum": 83,
                "name": "Intensity",
                "position": 3,
                "stddev": 484.5574277,
                "variance": 234795.9007
              },
              {
                "average": 1.586059012,
                "count": 17488,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8075698779,
                "variance": 0.6521691077
              },
              {
                "average": 2.177207228,
                "count": 17488,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.018663679,
                "variance": 1.037675691
              },
              {
                "average": 0.5022301006,
                "count": 17488,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000093226,
                "variance": 0.2500093227
              },
              {
                "average": 0,
                "count": 17488,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.290427722,
                "count": 17488,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4614688348,
                "variance": 0.2129534855
              },
              {
                "average": 6.8582188,
                "count": 17488,
                "maximum": 7.998000145,
                "minimum": 6,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.5143090696,
                "variance": 0.2645138191
              },
              {
                "average": 0,
                "count": 17488,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.3334286,
                "count": 17488,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 90.37341973,
                "variance": 8167.354994
              },
              {
                "average": 216095870.6,
                "count": 17488,
                "maximum": 216139811.7,
                "minimum": 216046971.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 46354.83364,
                "variance": 2148770602
              },
              {
                "average": 0,
                "count": 17488,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17488,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17488,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17488,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17488,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              729268.8285,
              5361527.168,
              1245.90492,
              729290.7685,
              5361619.168,
              1281.96492
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    729268.8285304112,
                    5361527.167929836,
                    1245.9049199827375
                  ],
                  [
                    729268.8285304112,
                    5361619.167929836,
                    1245.9049199827375
                  ],
                  [
                    729290.7685304112,
                    5361619.167929836,
                    1281.9649199827375
                  ],
                  [
                    729290.7685304112,
                    5361527.167929836,
                    1281.9649199827375
                  ],
                  [
                    729268.8285304112,
                    5361527.167929836,
                    1245.9049199827375
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:36:51+00:00",
            "end_time": "2018-07-19T14:49:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92500781873615,
              48.649492878003365,
              2191.6077534753877
            ],
            [
              -119.92418271831185,
              48.663044907503135,
              2191.6077534753877
            ],
            [
              -119.91854652933799,
              48.66289413358181,
              2410.1477534753876
            ],
            [
              -119.91937313586506,
              48.64934217549876,
              2410.1477534753876
            ],
            [
              -119.92500781873615,
              48.649492878003365,
              2191.6077534753877
            ]
          ]
        ]
      },
      "bbox": [
        -119.9250078,
        48.64934218,
        2191.607753,
        -119.9185465,
        48.66304491,
        2410.147753
      ],
      "properties": {
        "datetime": "2018-07-19T15:28:40Z",
        "pc:count": 3657865,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726588.8198,
            "count": 3657865,
            "maximum": 726888.552,
            "minimum": 726472.932,
            "name": "X",
            "position": 0,
            "stddev": 89.98614905,
            "variance": 8097.50702
          },
          {
            "average": 5393760.105,
            "count": 3657865,
            "maximum": 5394565.508,
            "minimum": 5393056.908,
            "name": "Y",
            "position": 1,
            "stddev": 491.7228633,
            "variance": 241791.3743
          },
          {
            "average": 2321.496104,
            "count": 3657865,
            "maximum": 2410.147753,
            "minimum": 2191.607753,
            "name": "Z",
            "position": 2,
            "stddev": 39.35636726,
            "variance": 1548.923644
          },
          {
            "average": 2196.017958,
            "count": 3657865,
            "maximum": 4095,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 892.2796175,
            "variance": 796162.9158
          },
          {
            "average": 1.170019397,
            "count": 3657865,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4714256619,
            "variance": 0.2222421547
          },
          {
            "average": 1.338990641,
            "count": 3657865,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6822371395,
            "variance": 0.4654475145
          },
          {
            "average": 0.4941371538,
            "count": 3657865,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999656942,
            "variance": 0.2499656954
          },
          {
            "average": 0.000541572748,
            "count": 3657865,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.02326541629,
            "variance": 0.000541279595
          },
          {
            "average": 1.492078029,
            "count": 3657865,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5563979468,
            "variance": 0.3095786752
          },
          {
            "average": 11.24116087,
            "count": 3657865,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.14118183,
            "variance": 147.4082962
          },
          {
            "average": 0,
            "count": 3657865,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.556636453,
            "count": 3657865,
            "maximum": 10,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8057219595,
            "variance": 0.649187876
          },
          {
            "average": 216047946,
            "count": 3657865,
            "maximum": 216049320.1,
            "minimum": 216047715.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 395.5533592,
            "variance": 156462.46
          },
          {
            "average": 0,
            "count": 3657865,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3657865,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3657865,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3657865,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3657865,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726472.932,
          5393056.908,
          2191.607753,
          726888.552,
          5394565.508,
          2410.147753
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726472.9319885757,
                5393056.90835975,
                2191.6077534753877
              ],
              [
                726472.9319885757,
                5394565.50835975,
                2191.6077534753877
              ],
              [
                726888.5519885758,
                5394565.50835975,
                2410.1477534753876
              ],
              [
                726888.5519885758,
                5393056.90835975,
                2410.1477534753876
              ],
              [
                726472.9319885757,
                5393056.90835975,
                2191.6077534753877
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:28:40+00:00",
        "end_time": "2018-07-19T15:01:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9250078,
            48.64934218,
            2191.607753,
            -119.9185465,
            48.66304491,
            2410.147753
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92500781873615,
                  48.649492878003365,
                  2191.6077534753877
                ],
                [
                  -119.92418271831185,
                  48.663044907503135,
                  2191.6077534753877
                ],
                [
                  -119.91854652933799,
                  48.66289413358181,
                  2410.1477534753876
                ],
                [
                  -119.91937313586506,
                  48.64934217549876,
                  2410.1477534753876
                ],
                [
                  -119.92500781873615,
                  48.649492878003365,
                  2191.6077534753877
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:28:40Z",
            "pc:count": 3657865,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726588.8198,
                "count": 3657865,
                "maximum": 726888.552,
                "minimum": 726472.932,
                "name": "X",
                "position": 0,
                "stddev": 89.98614905,
                "variance": 8097.50702
              },
              {
                "average": 5393760.105,
                "count": 3657865,
                "maximum": 5394565.508,
                "minimum": 5393056.908,
                "name": "Y",
                "position": 1,
                "stddev": 491.7228633,
                "variance": 241791.3743
              },
              {
                "average": 2321.496104,
                "count": 3657865,
                "maximum": 2410.147753,
                "minimum": 2191.607753,
                "name": "Z",
                "position": 2,
                "stddev": 39.35636726,
                "variance": 1548.923644
              },
              {
                "average": 2196.017958,
                "count": 3657865,
                "maximum": 4095,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 892.2796175,
                "variance": 796162.9158
              },
              {
                "average": 1.170019397,
                "count": 3657865,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4714256619,
                "variance": 0.2222421547
              },
              {
                "average": 1.338990641,
                "count": 3657865,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6822371395,
                "variance": 0.4654475145
              },
              {
                "average": 0.4941371538,
                "count": 3657865,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999656942,
                "variance": 0.2499656954
              },
              {
                "average": 0.000541572748,
                "count": 3657865,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.02326541629,
                "variance": 0.000541279595
              },
              {
                "average": 1.492078029,
                "count": 3657865,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5563979468,
                "variance": 0.3095786752
              },
              {
                "average": 11.24116087,
                "count": 3657865,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.14118183,
                "variance": 147.4082962
              },
              {
                "average": 0,
                "count": 3657865,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.556636453,
                "count": 3657865,
                "maximum": 10,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8057219595,
                "variance": 0.649187876
              },
              {
                "average": 216047946,
                "count": 3657865,
                "maximum": 216049320.1,
                "minimum": 216047715.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 395.5533592,
                "variance": 156462.46
              },
              {
                "average": 0,
                "count": 3657865,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3657865,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3657865,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3657865,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3657865,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726472.932,
              5393056.908,
              2191.607753,
              726888.552,
              5394565.508,
              2410.147753
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726472.9319885757,
                    5393056.90835975,
                    2191.6077534753877
                  ],
                  [
                    726472.9319885757,
                    5394565.50835975,
                    2191.6077534753877
                  ],
                  [
                    726888.5519885758,
                    5394565.50835975,
                    2410.1477534753876
                  ],
                  [
                    726888.5519885758,
                    5393056.90835975,
                    2410.1477534753876
                  ],
                  [
                    726472.9319885757,
                    5393056.90835975,
                    2191.6077534753877
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:28:40+00:00",
            "end_time": "2018-07-19T15:01:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92482252159154,
              48.678911785721255,
              2154.647124329397
            ],
            [
              -119.9241395439668,
              48.69011789049349,
              2154.647124329397
            ],
            [
              -119.9178099882486,
              48.68994856798411,
              2421.2671243293967
            ],
            [
              -119.9184943658962,
              48.678742529542205,
              2421.2671243293967
            ],
            [
              -119.92482252159154,
              48.678911785721255,
              2154.647124329397
            ]
          ]
        ]
      },
      "bbox": [
        -119.9248225,
        48.67874253,
        2154.647124,
        -119.91781,
        48.69011789,
        2421.267124
      ],
      "properties": {
        "datetime": "2018-07-19T15:29:18Z",
        "pc:count": 4697666,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726546.8129,
            "count": 4697666,
            "maximum": 726821.1876,
            "minimum": 726354.6876,
            "name": "X",
            "position": 0,
            "stddev": 115.6230467,
            "variance": 13368.68892
          },
          {
            "average": 5396989.254,
            "count": 4697666,
            "maximum": 5397574.489,
            "minimum": 5396327.029,
            "name": "Y",
            "position": 1,
            "stddev": 340.4526804,
            "variance": 115908.0276
          },
          {
            "average": 2300.563783,
            "count": 4697666,
            "maximum": 2421.267124,
            "minimum": 2154.647124,
            "name": "Z",
            "position": 2,
            "stddev": 63.81655514,
            "variance": 4072.55271
          },
          {
            "average": 2643.267648,
            "count": 4697666,
            "maximum": 4095,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 733.1022447,
            "variance": 537438.9012
          },
          {
            "average": 1.067910533,
            "count": 4697666,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3173645785,
            "variance": 0.1007202757
          },
          {
            "average": 1.135865981,
            "count": 4697666,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4792912601,
            "variance": 0.229720112
          },
          {
            "average": 0.4973156883,
            "count": 4697666,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928476,
            "variance": 0.2499928477
          },
          {
            "average": 0.0001096289093,
            "count": 4697666,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01046980965,
            "variance": 0.0001096169142
          },
          {
            "average": 1.583617694,
            "count": 4697666,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5224549579,
            "variance": 0.2729591831
          },
          {
            "average": 8.042755268,
            "count": 4697666,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.08848513,
            "variance": 122.9545025
          },
          {
            "average": 0,
            "count": 4697666,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.719026214,
            "count": 4697666,
            "maximum": 10,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8585922566,
            "variance": 0.7371806631
          },
          {
            "average": 216048015.4,
            "count": 4697666,
            "maximum": 216049358.8,
            "minimum": 216047768.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 430.2346597,
            "variance": 185101.8624
          },
          {
            "average": 0,
            "count": 4697666,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4697666,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4697666,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4697666,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4697666,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726354.6876,
          5396327.029,
          2154.647124,
          726821.1876,
          5397574.489,
          2421.267124
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726354.6876239037,
                5396327.029162701,
                2154.647124329397
              ],
              [
                726354.6876239037,
                5397574.489162702,
                2154.647124329397
              ],
              [
                726821.1876239037,
                5397574.489162702,
                2421.2671243293967
              ],
              [
                726821.1876239037,
                5396327.029162701,
                2421.2671243293967
              ],
              [
                726354.6876239037,
                5396327.029162701,
                2154.647124329397
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:29:18+00:00",
        "end_time": "2018-07-19T15:02:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9248225,
            48.67874253,
            2154.647124,
            -119.91781,
            48.69011789,
            2421.267124
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92482252159154,
                  48.678911785721255,
                  2154.647124329397
                ],
                [
                  -119.9241395439668,
                  48.69011789049349,
                  2154.647124329397
                ],
                [
                  -119.9178099882486,
                  48.68994856798411,
                  2421.2671243293967
                ],
                [
                  -119.9184943658962,
                  48.678742529542205,
                  2421.2671243293967
                ],
                [
                  -119.92482252159154,
                  48.678911785721255,
                  2154.647124329397
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:29:18Z",
            "pc:count": 4697666,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726546.8129,
                "count": 4697666,
                "maximum": 726821.1876,
                "minimum": 726354.6876,
                "name": "X",
                "position": 0,
                "stddev": 115.6230467,
                "variance": 13368.68892
              },
              {
                "average": 5396989.254,
                "count": 4697666,
                "maximum": 5397574.489,
                "minimum": 5396327.029,
                "name": "Y",
                "position": 1,
                "stddev": 340.4526804,
                "variance": 115908.0276
              },
              {
                "average": 2300.563783,
                "count": 4697666,
                "maximum": 2421.267124,
                "minimum": 2154.647124,
                "name": "Z",
                "position": 2,
                "stddev": 63.81655514,
                "variance": 4072.55271
              },
              {
                "average": 2643.267648,
                "count": 4697666,
                "maximum": 4095,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 733.1022447,
                "variance": 537438.9012
              },
              {
                "average": 1.067910533,
                "count": 4697666,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3173645785,
                "variance": 0.1007202757
              },
              {
                "average": 1.135865981,
                "count": 4697666,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4792912601,
                "variance": 0.229720112
              },
              {
                "average": 0.4973156883,
                "count": 4697666,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928476,
                "variance": 0.2499928477
              },
              {
                "average": 0.0001096289093,
                "count": 4697666,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01046980965,
                "variance": 0.0001096169142
              },
              {
                "average": 1.583617694,
                "count": 4697666,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5224549579,
                "variance": 0.2729591831
              },
              {
                "average": 8.042755268,
                "count": 4697666,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.08848513,
                "variance": 122.9545025
              },
              {
                "average": 0,
                "count": 4697666,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.719026214,
                "count": 4697666,
                "maximum": 10,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8585922566,
                "variance": 0.7371806631
              },
              {
                "average": 216048015.4,
                "count": 4697666,
                "maximum": 216049358.8,
                "minimum": 216047768.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 430.2346597,
                "variance": 185101.8624
              },
              {
                "average": 0,
                "count": 4697666,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4697666,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4697666,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4697666,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4697666,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726354.6876,
              5396327.029,
              2154.647124,
              726821.1876,
              5397574.489,
              2421.267124
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726354.6876239037,
                    5396327.029162701,
                    2154.647124329397
                  ],
                  [
                    726354.6876239037,
                    5397574.489162702,
                    2154.647124329397
                  ],
                  [
                    726821.1876239037,
                    5397574.489162702,
                    2421.2671243293967
                  ],
                  [
                    726821.1876239037,
                    5396327.029162701,
                    2421.2671243293967
                  ],
                  [
                    726354.6876239037,
                    5396327.029162701,
                    2154.647124329397
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:29:18+00:00",
            "end_time": "2018-07-19T15:02:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_556088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57357594706241,
              48.39171826050166,
              2053.029875112459
            ],
            [
              -120.57355188120773,
              48.392224132941166,
              2053.029875112459
            ],
            [
              -120.57247245444746,
              48.392201350202946,
              2149.6298751124596
            ],
            [
              -120.5724965309824,
              48.39169547816588,
              2149.6298751124596
            ],
            [
              -120.57357594706241,
              48.39171826050166,
              2053.029875112459
            ]
          ]
        ]
      },
      "bbox": [
        -120.5735759,
        48.39169548,
        2053.029875,
        -120.5724725,
        48.39222413,
        2149.629875
      ],
      "properties": {
        "datetime": "2018-09-26T16:31:34Z",
        "pc:count": 57226,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 679670.3965,
            "count": 57226,
            "maximum": 679699.5611,
            "minimum": 679619.5811,
            "name": "X",
            "position": 0,
            "stddev": 19.26989791,
            "variance": 371.3289656
          },
          {
            "average": 5362705.569,
            "count": 57226,
            "maximum": 5362740.439,
            "minimum": 5362684.159,
            "name": "Y",
            "position": 1,
            "stddev": 13.21884557,
            "variance": 174.7378782
          },
          {
            "average": 2104.646809,
            "count": 57226,
            "maximum": 2149.629875,
            "minimum": 2053.029875,
            "name": "Z",
            "position": 2,
            "stddev": 22.63625808,
            "variance": 512.40018
          },
          {
            "average": 577.3094922,
            "count": 57226,
            "maximum": 1861,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 322.0948233,
            "variance": 103745.0752
          },
          {
            "average": 1.297190088,
            "count": 57226,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5942595374,
            "variance": 0.3531443978
          },
          {
            "average": 1.597001363,
            "count": 57226,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8217876861,
            "variance": 0.675335001
          },
          {
            "average": 0.4887987977,
            "count": 57226,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998788849,
            "variance": 0.2498788996
          },
          {
            "average": 0.0005417118093,
            "count": 57226,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.02326860157,
            "variance": 0.0005414278189
          },
          {
            "average": 1.553804215,
            "count": 57226,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4971010205,
            "variance": 0.2471094246
          },
          {
            "average": -12.49978202,
            "count": 57226,
            "maximum": -1.001999974,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.19553242,
            "variance": 51.77568681
          },
          {
            "average": 0,
            "count": 57226,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.33185964,
            "count": 57226,
            "maximum": 50,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.470885013,
            "variance": 0.2217326954
          },
          {
            "average": 222014395.6,
            "count": 57226,
            "maximum": 222014694.9,
            "minimum": 222014246.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 210.6712259,
            "variance": 44382.36542
          },
          {
            "average": 0,
            "count": 57226,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57226,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57226,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57226,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57226,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679619.5811,
          5362684.159,
          2053.029875,
          679699.5611,
          5362740.439,
          2149.629875
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679619.5811017654,
                5362684.159452085,
                2053.029875112459
              ],
              [
                679619.5811017654,
                5362740.439452085,
                2053.029875112459
              ],
              [
                679699.5611017654,
                5362740.439452085,
                2149.6298751124596
              ],
              [
                679699.5611017654,
                5362684.159452085,
                2149.6298751124596
              ],
              [
                679619.5811017654,
                5362684.159452085,
                2053.029875112459
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:31:34+00:00",
        "end_time": "2018-09-26T16:24:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_556088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_556088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_556088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5735759,
            48.39169548,
            2053.029875,
            -120.5724725,
            48.39222413,
            2149.629875
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57357594706241,
                  48.39171826050166,
                  2053.029875112459
                ],
                [
                  -120.57355188120773,
                  48.392224132941166,
                  2053.029875112459
                ],
                [
                  -120.57247245444746,
                  48.392201350202946,
                  2149.6298751124596
                ],
                [
                  -120.5724965309824,
                  48.39169547816588,
                  2149.6298751124596
                ],
                [
                  -120.57357594706241,
                  48.39171826050166,
                  2053.029875112459
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_556088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:31:34Z",
            "pc:count": 57226,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 679670.3965,
                "count": 57226,
                "maximum": 679699.5611,
                "minimum": 679619.5811,
                "name": "X",
                "position": 0,
                "stddev": 19.26989791,
                "variance": 371.3289656
              },
              {
                "average": 5362705.569,
                "count": 57226,
                "maximum": 5362740.439,
                "minimum": 5362684.159,
                "name": "Y",
                "position": 1,
                "stddev": 13.21884557,
                "variance": 174.7378782
              },
              {
                "average": 2104.646809,
                "count": 57226,
                "maximum": 2149.629875,
                "minimum": 2053.029875,
                "name": "Z",
                "position": 2,
                "stddev": 22.63625808,
                "variance": 512.40018
              },
              {
                "average": 577.3094922,
                "count": 57226,
                "maximum": 1861,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 322.0948233,
                "variance": 103745.0752
              },
              {
                "average": 1.297190088,
                "count": 57226,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5942595374,
                "variance": 0.3531443978
              },
              {
                "average": 1.597001363,
                "count": 57226,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8217876861,
                "variance": 0.675335001
              },
              {
                "average": 0.4887987977,
                "count": 57226,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998788849,
                "variance": 0.2498788996
              },
              {
                "average": 0.0005417118093,
                "count": 57226,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.02326860157,
                "variance": 0.0005414278189
              },
              {
                "average": 1.553804215,
                "count": 57226,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4971010205,
                "variance": 0.2471094246
              },
              {
                "average": -12.49978202,
                "count": 57226,
                "maximum": -1.001999974,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.19553242,
                "variance": 51.77568681
              },
              {
                "average": 0,
                "count": 57226,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.33185964,
                "count": 57226,
                "maximum": 50,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.470885013,
                "variance": 0.2217326954
              },
              {
                "average": 222014395.6,
                "count": 57226,
                "maximum": 222014694.9,
                "minimum": 222014246.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 210.6712259,
                "variance": 44382.36542
              },
              {
                "average": 0,
                "count": 57226,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57226,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57226,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57226,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57226,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679619.5811,
              5362684.159,
              2053.029875,
              679699.5611,
              5362740.439,
              2149.629875
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679619.5811017654,
                    5362684.159452085,
                    2053.029875112459
                  ],
                  [
                    679619.5811017654,
                    5362740.439452085,
                    2053.029875112459
                  ],
                  [
                    679699.5611017654,
                    5362740.439452085,
                    2149.6298751124596
                  ],
                  [
                    679699.5611017654,
                    5362684.159452085,
                    2149.6298751124596
                  ],
                  [
                    679619.5811017654,
                    5362684.159452085,
                    2053.029875112459
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:31:34+00:00",
            "end_time": "2018-09-26T16:24:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_556088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57910565694108,
              48.4457429864511,
              1086.4080416198617
            ],
            [
              -120.57846057413981,
              48.459303117209245,
              1086.4080416198617
            ],
            [
              -120.57242765829852,
              48.4591759489871,
              1945.7480416198619
            ],
            [
              -120.57307434438827,
              48.445615878446304,
              1945.7480416198619
            ],
            [
              -120.57910565694108,
              48.4457429864511,
              1086.4080416198617
            ]
          ]
        ]
      },
      "bbox": [
        -120.5791057,
        48.44561588,
        1086.408042,
        -120.5724277,
        48.45930312,
        1945.748042
      ],
      "properties": {
        "datetime": "2018-09-26T16:38:48Z",
        "pc:count": 2041770,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 679306.7692,
            "count": 2041770,
            "maximum": 679466.798,
            "minimum": 679020.378,
            "name": "X",
            "position": 0,
            "stddev": 95.78037382,
            "variance": 9173.880009
          },
          {
            "average": 5369823.594,
            "count": 2041770,
            "maximum": 5370184.255,
            "minimum": 5368675.635,
            "name": "Y",
            "position": 1,
            "stddev": 392.1377248,
            "variance": 153771.9952
          },
          {
            "average": 1195.624863,
            "count": 2041770,
            "maximum": 1945.748042,
            "minimum": 1086.408042,
            "name": "Z",
            "position": 2,
            "stddev": 212.9277376,
            "variance": 45338.22144
          },
          {
            "average": 493.6649525,
            "count": 2041770,
            "maximum": 2840,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 269.7663814,
            "variance": 72773.90055
          },
          {
            "average": 1.266562345,
            "count": 2041770,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5178422749,
            "variance": 0.2681606217
          },
          {
            "average": 1.532824951,
            "count": 2041770,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6831777287,
            "variance": 0.466731809
          },
          {
            "average": 0.5017019547,
            "count": 2041770,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999972258,
            "variance": 0.2499972258
          },
          {
            "average": 0.0003668385763,
            "count": 2041770,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01914952181,
            "variance": 0.0003667041854
          },
          {
            "average": 1.322815498,
            "count": 2041770,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5041071108,
            "variance": 0.2541239792
          },
          {
            "average": -1.781757144,
            "count": 2041770,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.187575255,
            "variance": 84.41153907
          },
          {
            "average": 0,
            "count": 2041770,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.8170411,
            "count": 2041770,
            "maximum": 51,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7605611281,
            "variance": 0.5784532296
          },
          {
            "average": 222014612.7,
            "count": 2041770,
            "maximum": 222015128.2,
            "minimum": 222014343.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 285.3015998,
            "variance": 81397.00285
          },
          {
            "average": 0,
            "count": 2041770,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2041770,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2041770,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2041770,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2041770,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679020.378,
          5368675.635,
          1086.408042,
          679466.798,
          5370184.255,
          1945.748042
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679020.3780374601,
                5368675.635403135,
                1086.4080416198617
              ],
              [
                679020.3780374601,
                5370184.255403134,
                1086.4080416198617
              ],
              [
                679466.7980374601,
                5370184.255403134,
                1945.7480416198619
              ],
              [
                679466.7980374601,
                5368675.635403135,
                1945.7480416198619
              ],
              [
                679020.3780374601,
                5368675.635403135,
                1086.4080416198617
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:38:48+00:00",
        "end_time": "2018-09-26T16:25:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_556088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_556088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_556088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5791057,
            48.44561588,
            1086.408042,
            -120.5724277,
            48.45930312,
            1945.748042
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57910565694108,
                  48.4457429864511,
                  1086.4080416198617
                ],
                [
                  -120.57846057413981,
                  48.459303117209245,
                  1086.4080416198617
                ],
                [
                  -120.57242765829852,
                  48.4591759489871,
                  1945.7480416198619
                ],
                [
                  -120.57307434438827,
                  48.445615878446304,
                  1945.7480416198619
                ],
                [
                  -120.57910565694108,
                  48.4457429864511,
                  1086.4080416198617
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_556088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:38:48Z",
            "pc:count": 2041770,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 679306.7692,
                "count": 2041770,
                "maximum": 679466.798,
                "minimum": 679020.378,
                "name": "X",
                "position": 0,
                "stddev": 95.78037382,
                "variance": 9173.880009
              },
              {
                "average": 5369823.594,
                "count": 2041770,
                "maximum": 5370184.255,
                "minimum": 5368675.635,
                "name": "Y",
                "position": 1,
                "stddev": 392.1377248,
                "variance": 153771.9952
              },
              {
                "average": 1195.624863,
                "count": 2041770,
                "maximum": 1945.748042,
                "minimum": 1086.408042,
                "name": "Z",
                "position": 2,
                "stddev": 212.9277376,
                "variance": 45338.22144
              },
              {
                "average": 493.6649525,
                "count": 2041770,
                "maximum": 2840,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 269.7663814,
                "variance": 72773.90055
              },
              {
                "average": 1.266562345,
                "count": 2041770,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5178422749,
                "variance": 0.2681606217
              },
              {
                "average": 1.532824951,
                "count": 2041770,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6831777287,
                "variance": 0.466731809
              },
              {
                "average": 0.5017019547,
                "count": 2041770,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999972258,
                "variance": 0.2499972258
              },
              {
                "average": 0.0003668385763,
                "count": 2041770,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01914952181,
                "variance": 0.0003667041854
              },
              {
                "average": 1.322815498,
                "count": 2041770,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5041071108,
                "variance": 0.2541239792
              },
              {
                "average": -1.781757144,
                "count": 2041770,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.187575255,
                "variance": 84.41153907
              },
              {
                "average": 0,
                "count": 2041770,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.8170411,
                "count": 2041770,
                "maximum": 51,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7605611281,
                "variance": 0.5784532296
              },
              {
                "average": 222014612.7,
                "count": 2041770,
                "maximum": 222015128.2,
                "minimum": 222014343.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 285.3015998,
                "variance": 81397.00285
              },
              {
                "average": 0,
                "count": 2041770,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2041770,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2041770,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2041770,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2041770,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679020.378,
              5368675.635,
              1086.408042,
              679466.798,
              5370184.255,
              1945.748042
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679020.3780374601,
                    5368675.635403135,
                    1086.4080416198617
                  ],
                  [
                    679020.3780374601,
                    5370184.255403134,
                    1086.4080416198617
                  ],
                  [
                    679466.7980374601,
                    5370184.255403134,
                    1945.7480416198619
                  ],
                  [
                    679466.7980374601,
                    5368675.635403135,
                    1945.7480416198619
                  ],
                  [
                    679020.3780374601,
                    5368675.635403135,
                    1086.4080416198617
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:38:48+00:00",
            "end_time": "2018-09-26T16:25:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_556088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57924145533336,
              48.44077837386903,
              1762.8830239876754
            ],
            [
              -120.57900156435757,
              48.44582341128517,
              1762.8830239876754
            ],
            [
              -120.57277542319316,
              48.4456921864523,
              2142.5030239876755
            ],
            [
              -120.57301592962769,
              48.440647172157185,
              2142.5030239876755
            ],
            [
              -120.57924145533336,
              48.44077837386903,
              1762.8830239876754
            ]
          ]
        ]
      },
      "bbox": [
        -120.5792415,
        48.44064717,
        1762.883024,
        -120.5727754,
        48.44582341,
        2142.503024
      ],
      "properties": {
        "datetime": "2018-09-26T16:30:12Z",
        "pc:count": 2423159,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 679275.9522,
            "count": 2423159,
            "maximum": 679488.6321,
            "minimum": 679027.7921,
            "name": "X",
            "position": 0,
            "stddev": 123.4975945,
            "variance": 15251.65584
          },
          {
            "average": 5368431,
            "count": 2423159,
            "maximum": 5368684.818,
            "minimum": 5368123.538,
            "name": "Y",
            "position": 1,
            "stddev": 131.6855128,
            "variance": 17341.07428
          },
          {
            "average": 1962.364595,
            "count": 2423159,
            "maximum": 2142.503024,
            "minimum": 1762.883024,
            "name": "Z",
            "position": 2,
            "stddev": 82.37610311,
            "variance": 6785.822363
          },
          {
            "average": 588.7232505,
            "count": 2423159,
            "maximum": 1944,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 313.8504995,
            "variance": 98502.13606
          },
          {
            "average": 1.238094983,
            "count": 2423159,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5397508536,
            "variance": 0.291330984
          },
          {
            "average": 1.477754039,
            "count": 2423159,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.762735766,
            "variance": 0.5817658487
          },
          {
            "average": 0.5027317646,
            "count": 2423159,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999926406,
            "variance": 0.2499926406
          },
          {
            "average": 2.888791037e-05,
            "count": 2423159,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.005374670946,
            "variance": 2.888708778e-05
          },
          {
            "average": 1.345891458,
            "count": 2423159,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5177568044,
            "variance": 0.2680721085
          },
          {
            "average": -9.151660412,
            "count": 2423159,
            "maximum": -1.998000026,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.011922071,
            "variance": 16.09551871
          },
          {
            "average": 0,
            "count": 2423159,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.57637902,
            "count": 2423159,
            "maximum": 50,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4941319122,
            "variance": 0.2441663467
          },
          {
            "average": 222014494.6,
            "count": 2423159,
            "maximum": 222014612.9,
            "minimum": 222014334.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 132.622144,
            "variance": 17588.63308
          },
          {
            "average": 0,
            "count": 2423159,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2423159,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2423159,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2423159,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2423159,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679027.7921,
          5368123.538,
          1762.883024,
          679488.6321,
          5368684.818,
          2142.503024
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679027.7921231013,
                5368123.537552212,
                1762.8830239876754
              ],
              [
                679027.7921231013,
                5368684.817552212,
                1762.8830239876754
              ],
              [
                679488.6321231014,
                5368684.817552212,
                2142.5030239876755
              ],
              [
                679488.6321231014,
                5368123.537552212,
                2142.5030239876755
              ],
              [
                679027.7921231013,
                5368123.537552212,
                1762.8830239876754
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:30:12+00:00",
        "end_time": "2018-09-26T16:25:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_556088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_556088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_556088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5792415,
            48.44064717,
            1762.883024,
            -120.5727754,
            48.44582341,
            2142.503024
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57924145533336,
                  48.44077837386903,
                  1762.8830239876754
                ],
                [
                  -120.57900156435757,
                  48.44582341128517,
                  1762.8830239876754
                ],
                [
                  -120.57277542319316,
                  48.4456921864523,
                  2142.5030239876755
                ],
                [
                  -120.57301592962769,
                  48.440647172157185,
                  2142.5030239876755
                ],
                [
                  -120.57924145533336,
                  48.44077837386903,
                  1762.8830239876754
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_556088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:30:12Z",
            "pc:count": 2423159,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 679275.9522,
                "count": 2423159,
                "maximum": 679488.6321,
                "minimum": 679027.7921,
                "name": "X",
                "position": 0,
                "stddev": 123.4975945,
                "variance": 15251.65584
              },
              {
                "average": 5368431,
                "count": 2423159,
                "maximum": 5368684.818,
                "minimum": 5368123.538,
                "name": "Y",
                "position": 1,
                "stddev": 131.6855128,
                "variance": 17341.07428
              },
              {
                "average": 1962.364595,
                "count": 2423159,
                "maximum": 2142.503024,
                "minimum": 1762.883024,
                "name": "Z",
                "position": 2,
                "stddev": 82.37610311,
                "variance": 6785.822363
              },
              {
                "average": 588.7232505,
                "count": 2423159,
                "maximum": 1944,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 313.8504995,
                "variance": 98502.13606
              },
              {
                "average": 1.238094983,
                "count": 2423159,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5397508536,
                "variance": 0.291330984
              },
              {
                "average": 1.477754039,
                "count": 2423159,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.762735766,
                "variance": 0.5817658487
              },
              {
                "average": 0.5027317646,
                "count": 2423159,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999926406,
                "variance": 0.2499926406
              },
              {
                "average": 2.888791037e-05,
                "count": 2423159,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.005374670946,
                "variance": 2.888708778e-05
              },
              {
                "average": 1.345891458,
                "count": 2423159,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5177568044,
                "variance": 0.2680721085
              },
              {
                "average": -9.151660412,
                "count": 2423159,
                "maximum": -1.998000026,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.011922071,
                "variance": 16.09551871
              },
              {
                "average": 0,
                "count": 2423159,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.57637902,
                "count": 2423159,
                "maximum": 50,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4941319122,
                "variance": 0.2441663467
              },
              {
                "average": 222014494.6,
                "count": 2423159,
                "maximum": 222014612.9,
                "minimum": 222014334.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 132.622144,
                "variance": 17588.63308
              },
              {
                "average": 0,
                "count": 2423159,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2423159,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2423159,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2423159,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2423159,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679027.7921,
              5368123.538,
              1762.883024,
              679488.6321,
              5368684.818,
              2142.503024
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679027.7921231013,
                    5368123.537552212,
                    1762.8830239876754
                  ],
                  [
                    679027.7921231013,
                    5368684.817552212,
                    1762.8830239876754
                  ],
                  [
                    679488.6321231014,
                    5368684.817552212,
                    2142.5030239876755
                  ],
                  [
                    679488.6321231014,
                    5368123.537552212,
                    2142.5030239876755
                  ],
                  [
                    679027.7921231013,
                    5368123.537552212,
                    1762.8830239876754
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:30:12+00:00",
            "end_time": "2018-09-26T16:25:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_556088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.58087104284091,
              48.459219021265824,
              1097.9556232102645
            ],
            [
              -120.58066531898001,
              48.463545693336094,
              1097.9556232102645
            ],
            [
              -120.57301494640129,
              48.463384526568184,
              1323.8156232102647
            ],
            [
              -120.57322131924371,
              48.4590578788533,
              1323.8156232102647
            ],
            [
              -120.58087104284091,
              48.459219021265824,
              1097.9556232102645
            ]
          ]
        ]
      },
      "bbox": [
        -120.580871,
        48.45905788,
        1097.955623,
        -120.5730149,
        48.46354569,
        1323.815623
      ],
      "properties": {
        "datetime": "2018-09-26T16:38:55Z",
        "pc:count": 2775160,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 679188.4127,
            "count": 2775160,
            "maximum": 679408.5443,
            "minimum": 678842.4843,
            "name": "X",
            "position": 0,
            "stddev": 146.3780193,
            "variance": 21426.52453
          },
          {
            "average": 5370415.424,
            "count": 2775160,
            "maximum": 5370650.631,
            "minimum": 5370169.271,
            "name": "Y",
            "position": 1,
            "stddev": 129.4917494,
            "variance": 16768.11317
          },
          {
            "average": 1165.554131,
            "count": 2775160,
            "maximum": 1323.815623,
            "minimum": 1097.955623,
            "name": "Z",
            "position": 2,
            "stddev": 45.16507933,
            "variance": 2039.884391
          },
          {
            "average": 531.7591188,
            "count": 2775160,
            "maximum": 4095,
            "minimum": 90,
            "name": "Intensity",
            "position": 3,
            "stddev": 268.313445,
            "variance": 71992.10475
          },
          {
            "average": 1.228622133,
            "count": 2775160,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4952646811,
            "variance": 0.2452871044
          },
          {
            "average": 1.456962121,
            "count": 2775160,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6743638649,
            "variance": 0.4547666223
          },
          {
            "average": 0.5025241788,
            "count": 2775160,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999937186,
            "variance": 0.2499937186
          },
          {
            "average": 0.0002140417129,
            "count": 2775160,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01462860131,
            "variance": 0.0002139959762
          },
          {
            "average": 1.353022528,
            "count": 2775160,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5183303858,
            "variance": 0.2686663889
          },
          {
            "average": -3.651622836,
            "count": 2775160,
            "maximum": 16.00200081,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.636111429,
            "variance": 58.31019776
          },
          {
            "average": 0,
            "count": 2775160,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.69449041,
            "count": 2775160,
            "maximum": 51,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6711237701,
            "variance": 0.4504071148
          },
          {
            "average": 222014556,
            "count": 2775160,
            "maximum": 222015135.1,
            "minimum": 222014367.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 232.3739056,
            "variance": 53997.632
          },
          {
            "average": 0,
            "count": 2775160,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2775160,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2775160,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2775160,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2775160,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          678842.4843,
          5370169.271,
          1097.955623,
          679408.5443,
          5370650.631,
          1323.815623
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                678842.4843372386,
                5370169.27136278,
                1097.9556232102645
              ],
              [
                678842.4843372386,
                5370650.631362779,
                1097.9556232102645
              ],
              [
                679408.5443372387,
                5370650.631362779,
                1323.8156232102647
              ],
              [
                679408.5443372387,
                5370169.27136278,
                1323.8156232102647
              ],
              [
                678842.4843372386,
                5370169.27136278,
                1097.9556232102645
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:38:55+00:00",
        "end_time": "2018-09-26T16:26:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_556088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_556088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_556088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.580871,
            48.45905788,
            1097.955623,
            -120.5730149,
            48.46354569,
            1323.815623
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.58087104284091,
                  48.459219021265824,
                  1097.9556232102645
                ],
                [
                  -120.58066531898001,
                  48.463545693336094,
                  1097.9556232102645
                ],
                [
                  -120.57301494640129,
                  48.463384526568184,
                  1323.8156232102647
                ],
                [
                  -120.57322131924371,
                  48.4590578788533,
                  1323.8156232102647
                ],
                [
                  -120.58087104284091,
                  48.459219021265824,
                  1097.9556232102645
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_556088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:38:55Z",
            "pc:count": 2775160,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 679188.4127,
                "count": 2775160,
                "maximum": 679408.5443,
                "minimum": 678842.4843,
                "name": "X",
                "position": 0,
                "stddev": 146.3780193,
                "variance": 21426.52453
              },
              {
                "average": 5370415.424,
                "count": 2775160,
                "maximum": 5370650.631,
                "minimum": 5370169.271,
                "name": "Y",
                "position": 1,
                "stddev": 129.4917494,
                "variance": 16768.11317
              },
              {
                "average": 1165.554131,
                "count": 2775160,
                "maximum": 1323.815623,
                "minimum": 1097.955623,
                "name": "Z",
                "position": 2,
                "stddev": 45.16507933,
                "variance": 2039.884391
              },
              {
                "average": 531.7591188,
                "count": 2775160,
                "maximum": 4095,
                "minimum": 90,
                "name": "Intensity",
                "position": 3,
                "stddev": 268.313445,
                "variance": 71992.10475
              },
              {
                "average": 1.228622133,
                "count": 2775160,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4952646811,
                "variance": 0.2452871044
              },
              {
                "average": 1.456962121,
                "count": 2775160,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6743638649,
                "variance": 0.4547666223
              },
              {
                "average": 0.5025241788,
                "count": 2775160,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999937186,
                "variance": 0.2499937186
              },
              {
                "average": 0.0002140417129,
                "count": 2775160,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01462860131,
                "variance": 0.0002139959762
              },
              {
                "average": 1.353022528,
                "count": 2775160,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5183303858,
                "variance": 0.2686663889
              },
              {
                "average": -3.651622836,
                "count": 2775160,
                "maximum": 16.00200081,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.636111429,
                "variance": 58.31019776
              },
              {
                "average": 0,
                "count": 2775160,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.69449041,
                "count": 2775160,
                "maximum": 51,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6711237701,
                "variance": 0.4504071148
              },
              {
                "average": 222014556,
                "count": 2775160,
                "maximum": 222015135.1,
                "minimum": 222014367.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 232.3739056,
                "variance": 53997.632
              },
              {
                "average": 0,
                "count": 2775160,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2775160,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2775160,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2775160,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2775160,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              678842.4843,
              5370169.271,
              1097.955623,
              679408.5443,
              5370650.631,
              1323.815623
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    678842.4843372386,
                    5370169.27136278,
                    1097.9556232102645
                  ],
                  [
                    678842.4843372386,
                    5370650.631362779,
                    1097.9556232102645
                  ],
                  [
                    679408.5443372387,
                    5370650.631362779,
                    1323.8156232102647
                  ],
                  [
                    679408.5443372387,
                    5370169.27136278,
                    1323.8156232102647
                  ],
                  [
                    678842.4843372386,
                    5370169.27136278,
                    1097.9556232102645
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:38:55+00:00",
            "end_time": "2018-09-26T16:26:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4108809846675,
              48.338530266217084,
              785.1343934140862
            ],
            [
              -120.41017660611703,
              48.35242593505933,
              785.1343934140862
            ],
            [
              -120.38918711756969,
              48.35195116220286,
              1457.694393414086
            ],
            [
              -120.38989718908513,
              48.33805572363371,
              1457.694393414086
            ],
            [
              -120.4108809846675,
              48.338530266217084,
              785.1343934140862
            ]
          ]
        ]
      },
      "bbox": [
        -120.410881,
        48.33805572,
        785.1343934,
        -120.3891871,
        48.35242594,
        1457.694393
      ],
      "properties": {
        "datetime": "2018-10-04T17:31:04Z",
        "pc:count": 26410570,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692733.2678,
            "count": 26410570,
            "maximum": 693418.8038,
            "minimum": 691862.1638,
            "name": "X",
            "position": 0,
            "stddev": 417.913986,
            "variance": 174652.0997
          },
          {
            "average": 5357969.252,
            "count": 26410570,
            "maximum": 5358713.347,
            "minimum": 5357167.227,
            "name": "Y",
            "position": 1,
            "stddev": 443.8300351,
            "variance": 196985.1001
          },
          {
            "average": 1075.77494,
            "count": 26410570,
            "maximum": 1457.694393,
            "minimum": 785.1343934,
            "name": "Z",
            "position": 2,
            "stddev": 150.9404729,
            "variance": 22783.02635
          },
          {
            "average": 490.2364094,
            "count": 26410570,
            "maximum": 4095,
            "minimum": 64,
            "name": "Intensity",
            "position": 3,
            "stddev": 225.8324948,
            "variance": 51000.3157
          },
          {
            "average": 1.131548089,
            "count": 26410570,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3867457914,
            "variance": 0.1495723071
          },
          {
            "average": 1.263126241,
            "count": 26410570,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.547641547,
            "variance": 0.299911264
          },
          {
            "average": 0.4961443468,
            "count": 26410570,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999851432,
            "variance": 0.2499851434
          },
          {
            "average": 0.0003129428861,
            "count": 26410570,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01768742391,
            "variance": 0.0003128449647
          },
          {
            "average": 1.444365305,
            "count": 26410570,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5644427648,
            "variance": 0.3185956348
          },
          {
            "average": 1.301324112,
            "count": 26410570,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.59719438,
            "variance": 112.3005288
          },
          {
            "average": 0,
            "count": 26410570,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 96.77248942,
            "count": 26410570,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.489608894,
            "variance": 6.198152446
          },
          {
            "average": 222705196.6,
            "count": 26410570,
            "maximum": 222709464.1,
            "minimum": 222702908.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1449.538636,
            "variance": 2101162.257
          },
          {
            "average": 0,
            "count": 26410570,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26410570,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26410570,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26410570,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26410570,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691862.1638,
          5357167.227,
          785.1343934,
          693418.8038,
          5358713.347,
          1457.694393
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691862.163826546,
                5357167.22687076,
                785.1343934140862
              ],
              [
                691862.163826546,
                5358713.3468707595,
                785.1343934140862
              ],
              [
                693418.803826546,
                5358713.3468707595,
                1457.694393414086
              ],
              [
                693418.803826546,
                5357167.22687076,
                1457.694393414086
              ],
              [
                691862.163826546,
                5357167.22687076,
                785.1343934140862
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:31:04+00:00",
        "end_time": "2018-10-04T15:41:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.410881,
            48.33805572,
            785.1343934,
            -120.3891871,
            48.35242594,
            1457.694393
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4108809846675,
                  48.338530266217084,
                  785.1343934140862
                ],
                [
                  -120.41017660611703,
                  48.35242593505933,
                  785.1343934140862
                ],
                [
                  -120.38918711756969,
                  48.35195116220286,
                  1457.694393414086
                ],
                [
                  -120.38989718908513,
                  48.33805572363371,
                  1457.694393414086
                ],
                [
                  -120.4108809846675,
                  48.338530266217084,
                  785.1343934140862
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:31:04Z",
            "pc:count": 26410570,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692733.2678,
                "count": 26410570,
                "maximum": 693418.8038,
                "minimum": 691862.1638,
                "name": "X",
                "position": 0,
                "stddev": 417.913986,
                "variance": 174652.0997
              },
              {
                "average": 5357969.252,
                "count": 26410570,
                "maximum": 5358713.347,
                "minimum": 5357167.227,
                "name": "Y",
                "position": 1,
                "stddev": 443.8300351,
                "variance": 196985.1001
              },
              {
                "average": 1075.77494,
                "count": 26410570,
                "maximum": 1457.694393,
                "minimum": 785.1343934,
                "name": "Z",
                "position": 2,
                "stddev": 150.9404729,
                "variance": 22783.02635
              },
              {
                "average": 490.2364094,
                "count": 26410570,
                "maximum": 4095,
                "minimum": 64,
                "name": "Intensity",
                "position": 3,
                "stddev": 225.8324948,
                "variance": 51000.3157
              },
              {
                "average": 1.131548089,
                "count": 26410570,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3867457914,
                "variance": 0.1495723071
              },
              {
                "average": 1.263126241,
                "count": 26410570,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.547641547,
                "variance": 0.299911264
              },
              {
                "average": 0.4961443468,
                "count": 26410570,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999851432,
                "variance": 0.2499851434
              },
              {
                "average": 0.0003129428861,
                "count": 26410570,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01768742391,
                "variance": 0.0003128449647
              },
              {
                "average": 1.444365305,
                "count": 26410570,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5644427648,
                "variance": 0.3185956348
              },
              {
                "average": 1.301324112,
                "count": 26410570,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.59719438,
                "variance": 112.3005288
              },
              {
                "average": 0,
                "count": 26410570,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 96.77248942,
                "count": 26410570,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.489608894,
                "variance": 6.198152446
              },
              {
                "average": 222705196.6,
                "count": 26410570,
                "maximum": 222709464.1,
                "minimum": 222702908.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1449.538636,
                "variance": 2101162.257
              },
              {
                "average": 0,
                "count": 26410570,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26410570,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26410570,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26410570,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26410570,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691862.1638,
              5357167.227,
              785.1343934,
              693418.8038,
              5358713.347,
              1457.694393
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691862.163826546,
                    5357167.22687076,
                    785.1343934140862
                  ],
                  [
                    691862.163826546,
                    5358713.3468707595,
                    785.1343934140862
                  ],
                  [
                    693418.803826546,
                    5358713.3468707595,
                    1457.694393414086
                  ],
                  [
                    693418.803826546,
                    5357167.22687076,
                    1457.694393414086
                  ],
                  [
                    691862.163826546,
                    5357167.22687076,
                    785.1343934140862
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:31:04+00:00",
            "end_time": "2018-10-04T15:41:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53264930361738,
              48.37843275653005,
              1400.6555424094981
            ],
            [
              -120.53197217609548,
              48.39243120146386,
              1400.6555424094981
            ],
            [
              -120.51096641116555,
              48.39197841944826,
              2290.3755424094984
            ],
            [
              -120.5116492873827,
              48.37798019578248,
              2290.3755424094984
            ],
            [
              -120.53264930361738,
              48.37843275653005,
              1400.6555424094981
            ]
          ]
        ]
      },
      "bbox": [
        -120.5326493,
        48.3779802,
        1400.655542,
        -120.5109664,
        48.3924312,
        2290.375542
      ],
      "properties": {
        "datetime": "2018-09-26T17:28:26Z",
        "pc:count": 30969161,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683453.0151,
            "count": 30969161,
            "maximum": 684253.0656,
            "minimum": 682696.5856,
            "name": "X",
            "position": 0,
            "stddev": 429.5229948,
            "variance": 184490.0031
          },
          {
            "average": 5362067.886,
            "count": 30969161,
            "maximum": 5362861.805,
            "minimum": 5361304.385,
            "name": "Y",
            "position": 1,
            "stddev": 421.1539982,
            "variance": 177370.6902
          },
          {
            "average": 1841.9181,
            "count": 30969161,
            "maximum": 2290.375542,
            "minimum": 1400.655542,
            "name": "Z",
            "position": 2,
            "stddev": 210.2325128,
            "variance": 44197.70943
          },
          {
            "average": 555.1976411,
            "count": 30969161,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 353.5678832,
            "variance": 125010.248
          },
          {
            "average": 1.242569277,
            "count": 30969161,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5623685937,
            "variance": 0.3162584352
          },
          {
            "average": 1.484750265,
            "count": 30969161,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8041438814,
            "variance": 0.6466473819
          },
          {
            "average": 0.4981881492,
            "count": 30969161,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999967253,
            "variance": 0.2499967253
          },
          {
            "average": 0.0002605818091,
            "count": 30969161,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01614044345,
            "variance": 0.0002605139146
          },
          {
            "average": 1.419491248,
            "count": 30969161,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5599703075,
            "variance": 0.3135667453
          },
          {
            "average": -1.340602378,
            "count": 30969161,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.97249174,
            "variance": 120.395575
          },
          {
            "average": 0,
            "count": 30969161,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.32883203,
            "count": 30969161,
            "maximum": 58,
            "minimum": 54,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.013413203,
            "variance": 1.027006321
          },
          {
            "average": 222017246.9,
            "count": 30969161,
            "maximum": 222018106.5,
            "minimum": 222016262.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 475.1919804,
            "variance": 225807.4182
          },
          {
            "average": 0,
            "count": 30969161,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30969161,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30969161,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30969161,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30969161,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682696.5856,
          5361304.385,
          1400.655542,
          684253.0656,
          5362861.805,
          2290.375542
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682696.5856012529,
                5361304.38543636,
                1400.6555424094981
              ],
              [
                682696.5856012529,
                5362861.80543636,
                1400.6555424094981
              ],
              [
                684253.0656012528,
                5362861.80543636,
                2290.3755424094984
              ],
              [
                684253.0656012528,
                5361304.38543636,
                2290.3755424094984
              ],
              [
                682696.5856012529,
                5361304.38543636,
                1400.6555424094981
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:28:26+00:00",
        "end_time": "2018-09-26T16:57:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5326493,
            48.3779802,
            1400.655542,
            -120.5109664,
            48.3924312,
            2290.375542
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53264930361738,
                  48.37843275653005,
                  1400.6555424094981
                ],
                [
                  -120.53197217609548,
                  48.39243120146386,
                  1400.6555424094981
                ],
                [
                  -120.51096641116555,
                  48.39197841944826,
                  2290.3755424094984
                ],
                [
                  -120.5116492873827,
                  48.37798019578248,
                  2290.3755424094984
                ],
                [
                  -120.53264930361738,
                  48.37843275653005,
                  1400.6555424094981
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:28:26Z",
            "pc:count": 30969161,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683453.0151,
                "count": 30969161,
                "maximum": 684253.0656,
                "minimum": 682696.5856,
                "name": "X",
                "position": 0,
                "stddev": 429.5229948,
                "variance": 184490.0031
              },
              {
                "average": 5362067.886,
                "count": 30969161,
                "maximum": 5362861.805,
                "minimum": 5361304.385,
                "name": "Y",
                "position": 1,
                "stddev": 421.1539982,
                "variance": 177370.6902
              },
              {
                "average": 1841.9181,
                "count": 30969161,
                "maximum": 2290.375542,
                "minimum": 1400.655542,
                "name": "Z",
                "position": 2,
                "stddev": 210.2325128,
                "variance": 44197.70943
              },
              {
                "average": 555.1976411,
                "count": 30969161,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 353.5678832,
                "variance": 125010.248
              },
              {
                "average": 1.242569277,
                "count": 30969161,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5623685937,
                "variance": 0.3162584352
              },
              {
                "average": 1.484750265,
                "count": 30969161,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8041438814,
                "variance": 0.6466473819
              },
              {
                "average": 0.4981881492,
                "count": 30969161,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999967253,
                "variance": 0.2499967253
              },
              {
                "average": 0.0002605818091,
                "count": 30969161,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01614044345,
                "variance": 0.0002605139146
              },
              {
                "average": 1.419491248,
                "count": 30969161,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5599703075,
                "variance": 0.3135667453
              },
              {
                "average": -1.340602378,
                "count": 30969161,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.97249174,
                "variance": 120.395575
              },
              {
                "average": 0,
                "count": 30969161,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.32883203,
                "count": 30969161,
                "maximum": 58,
                "minimum": 54,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.013413203,
                "variance": 1.027006321
              },
              {
                "average": 222017246.9,
                "count": 30969161,
                "maximum": 222018106.5,
                "minimum": 222016262.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 475.1919804,
                "variance": 225807.4182
              },
              {
                "average": 0,
                "count": 30969161,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30969161,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30969161,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30969161,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30969161,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682696.5856,
              5361304.385,
              1400.655542,
              684253.0656,
              5362861.805,
              2290.375542
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682696.5856012529,
                    5361304.38543636,
                    1400.6555424094981
                  ],
                  [
                    682696.5856012529,
                    5362861.80543636,
                    1400.6555424094981
                  ],
                  [
                    684253.0656012528,
                    5362861.80543636,
                    2290.3755424094984
                  ],
                  [
                    684253.0656012528,
                    5361304.38543636,
                    2290.3755424094984
                  ],
                  [
                    682696.5856012529,
                    5361304.38543636,
                    1400.6555424094981
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:28:26+00:00",
            "end_time": "2018-09-26T16:57:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53318745575994,
              48.43240767925994,
              825.1129701718983
            ],
            [
              -120.53250911356749,
              48.44640761582259,
              825.1129701718983
            ],
            [
              -120.51148109072795,
              48.44595455554569,
              1600.1129701718983
            ],
            [
              -120.51216519929088,
              48.431954840461216,
              1600.1129701718983
            ],
            [
              -120.53318745575994,
              48.43240767925994,
              825.1129701718983
            ]
          ]
        ]
      },
      "bbox": [
        -120.5331875,
        48.43195484,
        825.1129702,
        -120.5114811,
        48.44640762,
        1600.11297
      ],
      "properties": {
        "datetime": "2018-09-26T17:26:56Z",
        "pc:count": 29799642,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683197.6084,
            "count": 29799642,
            "maximum": 684019.9471,
            "minimum": 682463.4671,
            "name": "X",
            "position": 0,
            "stddev": 428.5078803,
            "variance": 183619.0035
          },
          {
            "average": 5368097.355,
            "count": 29799642,
            "maximum": 5368859.561,
            "minimum": 5367301.961,
            "name": "Y",
            "position": 1,
            "stddev": 440.7829147,
            "variance": 194289.5779
          },
          {
            "average": 1099.100009,
            "count": 29799642,
            "maximum": 1600.11297,
            "minimum": 825.1129702,
            "name": "Z",
            "position": 2,
            "stddev": 156.2540254,
            "variance": 24415.32045
          },
          {
            "average": 552.1807413,
            "count": 29799642,
            "maximum": 4095,
            "minimum": 67,
            "name": "Intensity",
            "position": 3,
            "stddev": 313.9063315,
            "variance": 98537.18494
          },
          {
            "average": 1.194362771,
            "count": 29799642,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4502711369,
            "variance": 0.2027440967
          },
          {
            "average": 1.388663226,
            "count": 29799642,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6131932807,
            "variance": 0.3760059994
          },
          {
            "average": 0.4994962356,
            "count": 29799642,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999997546,
            "variance": 0.2499997546
          },
          {
            "average": 0.000299701587,
            "count": 29799642,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01730929739,
            "variance": 0.000299611776
          },
          {
            "average": 1.376166767,
            "count": 29799642,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5318420687,
            "variance": 0.282855986
          },
          {
            "average": -0.1488875008,
            "count": 29799642,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.00288286,
            "variance": 100.0576656
          },
          {
            "average": 0,
            "count": 29799642,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.20659899,
            "count": 29799642,
            "maximum": 58,
            "minimum": 54,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.108277952,
            "variance": 1.228280019
          },
          {
            "average": 222017200.4,
            "count": 29799642,
            "maximum": 222018016.1,
            "minimum": 222016172.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 500.7629227,
            "variance": 250763.5047
          },
          {
            "average": 0,
            "count": 29799642,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29799642,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29799642,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29799642,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29799642,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682463.4671,
          5367301.961,
          825.1129702,
          684019.9471,
          5368859.561,
          1600.11297
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682463.4670816639,
                5367301.960865856,
                825.1129701718983
              ],
              [
                682463.4670816639,
                5368859.560865856,
                825.1129701718983
              ],
              [
                684019.9470816639,
                5368859.560865856,
                1600.1129701718983
              ],
              [
                684019.9470816639,
                5367301.960865856,
                1600.1129701718983
              ],
              [
                682463.4670816639,
                5367301.960865856,
                825.1129701718983
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:26:56+00:00",
        "end_time": "2018-09-26T16:56:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5331875,
            48.43195484,
            825.1129702,
            -120.5114811,
            48.44640762,
            1600.11297
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53318745575994,
                  48.43240767925994,
                  825.1129701718983
                ],
                [
                  -120.53250911356749,
                  48.44640761582259,
                  825.1129701718983
                ],
                [
                  -120.51148109072795,
                  48.44595455554569,
                  1600.1129701718983
                ],
                [
                  -120.51216519929088,
                  48.431954840461216,
                  1600.1129701718983
                ],
                [
                  -120.53318745575994,
                  48.43240767925994,
                  825.1129701718983
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:26:56Z",
            "pc:count": 29799642,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683197.6084,
                "count": 29799642,
                "maximum": 684019.9471,
                "minimum": 682463.4671,
                "name": "X",
                "position": 0,
                "stddev": 428.5078803,
                "variance": 183619.0035
              },
              {
                "average": 5368097.355,
                "count": 29799642,
                "maximum": 5368859.561,
                "minimum": 5367301.961,
                "name": "Y",
                "position": 1,
                "stddev": 440.7829147,
                "variance": 194289.5779
              },
              {
                "average": 1099.100009,
                "count": 29799642,
                "maximum": 1600.11297,
                "minimum": 825.1129702,
                "name": "Z",
                "position": 2,
                "stddev": 156.2540254,
                "variance": 24415.32045
              },
              {
                "average": 552.1807413,
                "count": 29799642,
                "maximum": 4095,
                "minimum": 67,
                "name": "Intensity",
                "position": 3,
                "stddev": 313.9063315,
                "variance": 98537.18494
              },
              {
                "average": 1.194362771,
                "count": 29799642,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4502711369,
                "variance": 0.2027440967
              },
              {
                "average": 1.388663226,
                "count": 29799642,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6131932807,
                "variance": 0.3760059994
              },
              {
                "average": 0.4994962356,
                "count": 29799642,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999997546,
                "variance": 0.2499997546
              },
              {
                "average": 0.000299701587,
                "count": 29799642,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01730929739,
                "variance": 0.000299611776
              },
              {
                "average": 1.376166767,
                "count": 29799642,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5318420687,
                "variance": 0.282855986
              },
              {
                "average": -0.1488875008,
                "count": 29799642,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.00288286,
                "variance": 100.0576656
              },
              {
                "average": 0,
                "count": 29799642,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.20659899,
                "count": 29799642,
                "maximum": 58,
                "minimum": 54,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.108277952,
                "variance": 1.228280019
              },
              {
                "average": 222017200.4,
                "count": 29799642,
                "maximum": 222018016.1,
                "minimum": 222016172.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 500.7629227,
                "variance": 250763.5047
              },
              {
                "average": 0,
                "count": 29799642,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29799642,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29799642,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29799642,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29799642,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682463.4671,
              5367301.961,
              825.1129702,
              684019.9471,
              5368859.561,
              1600.11297
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682463.4670816639,
                    5367301.960865856,
                    825.1129701718983
                  ],
                  [
                    682463.4670816639,
                    5368859.560865856,
                    825.1129701718983
                  ],
                  [
                    684019.9470816639,
                    5368859.560865856,
                    1600.1129701718983
                  ],
                  [
                    684019.9470816639,
                    5367301.960865856,
                    1600.1129701718983
                  ],
                  [
                    682463.4670816639,
                    5367301.960865856,
                    825.1129701718983
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:26:56+00:00",
            "end_time": "2018-09-26T16:56:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_557588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.56454986061404,
              48.359851173866616,
              1992.4098330606962
            ],
            [
              -120.56429991917942,
              48.365090738220566,
              1992.4098330606962
            ],
            [
              -120.55175393418341,
              48.364824270659774,
              2388.489833060696
            ],
            [
              -120.55200515990781,
              48.35958475504918,
              2388.489833060696
            ],
            [
              -120.56454986061404,
              48.359851173866616,
              1992.4098330606962
            ]
          ]
        ]
      },
      "bbox": [
        -120.5645499,
        48.35958476,
        1992.409833,
        -120.5517539,
        48.36509074,
        2388.489833
      ],
      "properties": {
        "datetime": "2018-09-26T16:49:11Z",
        "pc:count": 5714321,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 680902.1507,
            "count": 5714321,
            "maximum": 681330.4085,
            "minimum": 680400.3085,
            "name": "X",
            "position": 0,
            "stddev": 240.9152242,
            "variance": 58040.14526
          },
          {
            "average": 5359492.118,
            "count": 5714321,
            "maximum": 5359746.534,
            "minimum": 5359163.614,
            "name": "Y",
            "position": 1,
            "stddev": 139.5052861,
            "variance": 19461.72485
          },
          {
            "average": 2154.501435,
            "count": 5714321,
            "maximum": 2388.489833,
            "minimum": 1992.409833,
            "name": "Z",
            "position": 2,
            "stddev": 86.14110432,
            "variance": 7420.289853
          },
          {
            "average": 909.6841935,
            "count": 5714321,
            "maximum": 2958,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 417.4847735,
            "variance": 174293.5361
          },
          {
            "average": 1.176983232,
            "count": 5714321,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.52008393,
            "variance": 0.2704872942
          },
          {
            "average": 1.353986589,
            "count": 5714321,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7765778953,
            "variance": 0.6030732275
          },
          {
            "average": 0.4965330089,
            "count": 5714321,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999880236,
            "variance": 0.2499880237
          },
          {
            "average": 0.0002311735725,
            "count": 5714321,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.015202637,
            "variance": 0.0002311201717
          },
          {
            "average": 1.472326108,
            "count": 5714321,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5499529344,
            "variance": 0.3024482301
          },
          {
            "average": -3.287171127,
            "count": 5714321,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.29933616,
            "variance": 151.27367
          },
          {
            "average": 0,
            "count": 5714321,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.89405653,
            "count": 5714321,
            "maximum": 53,
            "minimum": 51,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7120515042,
            "variance": 0.5070173446
          },
          {
            "average": 222015379.9,
            "count": 5714321,
            "maximum": 222015751.5,
            "minimum": 222014948.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 302.4466616,
            "variance": 91473.98312
          },
          {
            "average": 0,
            "count": 5714321,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5714321,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5714321,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5714321,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5714321,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          680400.3085,
          5359163.614,
          1992.409833,
          681330.4085,
          5359746.534,
          2388.489833
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                680400.3085043225,
                5359163.613859588,
                1992.4098330606962
              ],
              [
                680400.3085043225,
                5359746.533859588,
                1992.4098330606962
              ],
              [
                681330.4085043226,
                5359746.533859588,
                2388.489833060696
              ],
              [
                681330.4085043226,
                5359163.613859588,
                2388.489833060696
              ],
              [
                680400.3085043225,
                5359163.613859588,
                1992.4098330606962
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:49:11+00:00",
        "end_time": "2018-09-26T16:35:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_557588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_557588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_557588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5645499,
            48.35958476,
            1992.409833,
            -120.5517539,
            48.36509074,
            2388.489833
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.56454986061404,
                  48.359851173866616,
                  1992.4098330606962
                ],
                [
                  -120.56429991917942,
                  48.365090738220566,
                  1992.4098330606962
                ],
                [
                  -120.55175393418341,
                  48.364824270659774,
                  2388.489833060696
                ],
                [
                  -120.55200515990781,
                  48.35958475504918,
                  2388.489833060696
                ],
                [
                  -120.56454986061404,
                  48.359851173866616,
                  1992.4098330606962
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_557588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:49:11Z",
            "pc:count": 5714321,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 680902.1507,
                "count": 5714321,
                "maximum": 681330.4085,
                "minimum": 680400.3085,
                "name": "X",
                "position": 0,
                "stddev": 240.9152242,
                "variance": 58040.14526
              },
              {
                "average": 5359492.118,
                "count": 5714321,
                "maximum": 5359746.534,
                "minimum": 5359163.614,
                "name": "Y",
                "position": 1,
                "stddev": 139.5052861,
                "variance": 19461.72485
              },
              {
                "average": 2154.501435,
                "count": 5714321,
                "maximum": 2388.489833,
                "minimum": 1992.409833,
                "name": "Z",
                "position": 2,
                "stddev": 86.14110432,
                "variance": 7420.289853
              },
              {
                "average": 909.6841935,
                "count": 5714321,
                "maximum": 2958,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 417.4847735,
                "variance": 174293.5361
              },
              {
                "average": 1.176983232,
                "count": 5714321,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.52008393,
                "variance": 0.2704872942
              },
              {
                "average": 1.353986589,
                "count": 5714321,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7765778953,
                "variance": 0.6030732275
              },
              {
                "average": 0.4965330089,
                "count": 5714321,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999880236,
                "variance": 0.2499880237
              },
              {
                "average": 0.0002311735725,
                "count": 5714321,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.015202637,
                "variance": 0.0002311201717
              },
              {
                "average": 1.472326108,
                "count": 5714321,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5499529344,
                "variance": 0.3024482301
              },
              {
                "average": -3.287171127,
                "count": 5714321,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.29933616,
                "variance": 151.27367
              },
              {
                "average": 0,
                "count": 5714321,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.89405653,
                "count": 5714321,
                "maximum": 53,
                "minimum": 51,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7120515042,
                "variance": 0.5070173446
              },
              {
                "average": 222015379.9,
                "count": 5714321,
                "maximum": 222015751.5,
                "minimum": 222014948.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 302.4466616,
                "variance": 91473.98312
              },
              {
                "average": 0,
                "count": 5714321,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5714321,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5714321,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5714321,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5714321,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              680400.3085,
              5359163.614,
              1992.409833,
              681330.4085,
              5359746.534,
              2388.489833
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    680400.3085043225,
                    5359163.613859588,
                    1992.4098330606962
                  ],
                  [
                    680400.3085043225,
                    5359746.533859588,
                    1992.4098330606962
                  ],
                  [
                    681330.4085043226,
                    5359746.533859588,
                    2388.489833060696
                  ],
                  [
                    681330.4085043226,
                    5359163.613859588,
                    2388.489833060696
                  ],
                  [
                    680400.3085043225,
                    5359163.613859588,
                    1992.4098330606962
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:49:11+00:00",
            "end_time": "2018-09-26T16:35:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39075918873948,
              48.35198721523818,
              710.6451528462583
            ],
            [
              -120.39004370170765,
              48.36598634261006,
              710.6451528462583
            ],
            [
              -120.36904817019911,
              48.36550777783944,
              1149.1651528462583
            ],
            [
              -120.36976939677567,
              48.35150888432066,
              1149.1651528462583
            ],
            [
              -120.39075918873948,
              48.35198721523818,
              710.6451528462583
            ]
          ]
        ]
      },
      "bbox": [
        -120.3907592,
        48.35150888,
        710.6451528,
        -120.3690482,
        48.36598634,
        1149.165153
      ],
      "properties": {
        "datetime": "2018-10-04T18:03:00Z",
        "pc:count": 39410237,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694068.2817,
            "count": 39410237,
            "maximum": 694858.9118,
            "minimum": 693302.2118,
            "name": "X",
            "position": 0,
            "stddev": 416.0332056,
            "variance": 173083.6282
          },
          {
            "average": 5359524.007,
            "count": 39410237,
            "maximum": 5360271.047,
            "minimum": 5358713.387,
            "name": "Y",
            "position": 1,
            "stddev": 440.8893032,
            "variance": 194383.3777
          },
          {
            "average": 856.4971519,
            "count": 39410237,
            "maximum": 1149.165153,
            "minimum": 710.6451528,
            "name": "Z",
            "position": 2,
            "stddev": 131.9914807,
            "variance": 17421.75098
          },
          {
            "average": 598.3319778,
            "count": 39410237,
            "maximum": 4095,
            "minimum": 74,
            "name": "Intensity",
            "position": 3,
            "stddev": 325.2411165,
            "variance": 105781.7839
          },
          {
            "average": 1.230354184,
            "count": 39410237,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4946819406,
            "variance": 0.2447102223
          },
          {
            "average": 1.460776194,
            "count": 39410237,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6713911666,
            "variance": 0.4507660986
          },
          {
            "average": 0.4974909438,
            "count": 39410237,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999937109,
            "variance": 0.249993711
          },
          {
            "average": 0.0002606175649,
            "count": 39410237,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01614155042,
            "variance": 0.00026054965
          },
          {
            "average": 1.297214579,
            "count": 39410237,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4905659484,
            "variance": 0.2406549497
          },
          {
            "average": -0.3021466239,
            "count": 39410237,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.791662169,
            "variance": 95.87664804
          },
          {
            "average": 0,
            "count": 39410237,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.0850884,
            "count": 39410237,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.747787154,
            "variance": 7.550334245
          },
          {
            "average": 222708687.9,
            "count": 39410237,
            "maximum": 222711380.4,
            "minimum": 222704686.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2222.984537,
            "variance": 4941660.253
          },
          {
            "average": 0,
            "count": 39410237,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39410237,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39410237,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39410237,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39410237,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693302.2118,
          5358713.387,
          710.6451528,
          694858.9118,
          5360271.047,
          1149.165153
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693302.211804605,
                5358713.386936858,
                710.6451528462583
              ],
              [
                693302.211804605,
                5360271.046936858,
                710.6451528462583
              ],
              [
                694858.9118046049,
                5360271.046936858,
                1149.1651528462583
              ],
              [
                694858.9118046049,
                5358713.386936858,
                1149.1651528462583
              ],
              [
                693302.211804605,
                5358713.386936858,
                710.6451528462583
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:03:00+00:00",
        "end_time": "2018-10-04T16:11:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3907592,
            48.35150888,
            710.6451528,
            -120.3690482,
            48.36598634,
            1149.165153
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39075918873948,
                  48.35198721523818,
                  710.6451528462583
                ],
                [
                  -120.39004370170765,
                  48.36598634261006,
                  710.6451528462583
                ],
                [
                  -120.36904817019911,
                  48.36550777783944,
                  1149.1651528462583
                ],
                [
                  -120.36976939677567,
                  48.35150888432066,
                  1149.1651528462583
                ],
                [
                  -120.39075918873948,
                  48.35198721523818,
                  710.6451528462583
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:03:00Z",
            "pc:count": 39410237,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694068.2817,
                "count": 39410237,
                "maximum": 694858.9118,
                "minimum": 693302.2118,
                "name": "X",
                "position": 0,
                "stddev": 416.0332056,
                "variance": 173083.6282
              },
              {
                "average": 5359524.007,
                "count": 39410237,
                "maximum": 5360271.047,
                "minimum": 5358713.387,
                "name": "Y",
                "position": 1,
                "stddev": 440.8893032,
                "variance": 194383.3777
              },
              {
                "average": 856.4971519,
                "count": 39410237,
                "maximum": 1149.165153,
                "minimum": 710.6451528,
                "name": "Z",
                "position": 2,
                "stddev": 131.9914807,
                "variance": 17421.75098
              },
              {
                "average": 598.3319778,
                "count": 39410237,
                "maximum": 4095,
                "minimum": 74,
                "name": "Intensity",
                "position": 3,
                "stddev": 325.2411165,
                "variance": 105781.7839
              },
              {
                "average": 1.230354184,
                "count": 39410237,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4946819406,
                "variance": 0.2447102223
              },
              {
                "average": 1.460776194,
                "count": 39410237,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6713911666,
                "variance": 0.4507660986
              },
              {
                "average": 0.4974909438,
                "count": 39410237,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999937109,
                "variance": 0.249993711
              },
              {
                "average": 0.0002606175649,
                "count": 39410237,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01614155042,
                "variance": 0.00026054965
              },
              {
                "average": 1.297214579,
                "count": 39410237,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4905659484,
                "variance": 0.2406549497
              },
              {
                "average": -0.3021466239,
                "count": 39410237,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.791662169,
                "variance": 95.87664804
              },
              {
                "average": 0,
                "count": 39410237,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.0850884,
                "count": 39410237,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.747787154,
                "variance": 7.550334245
              },
              {
                "average": 222708687.9,
                "count": 39410237,
                "maximum": 222711380.4,
                "minimum": 222704686.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2222.984537,
                "variance": 4941660.253
              },
              {
                "average": 0,
                "count": 39410237,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39410237,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39410237,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39410237,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39410237,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693302.2118,
              5358713.387,
              710.6451528,
              694858.9118,
              5360271.047,
              1149.165153
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693302.211804605,
                    5358713.386936858,
                    710.6451528462583
                  ],
                  [
                    693302.211804605,
                    5360271.046936858,
                    710.6451528462583
                  ],
                  [
                    694858.9118046049,
                    5360271.046936858,
                    1149.1651528462583
                  ],
                  [
                    694858.9118046049,
                    5358713.386936858,
                    1149.1651528462583
                  ],
                  [
                    693302.211804605,
                    5358713.386936858,
                    710.6451528462583
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:03:00+00:00",
            "end_time": "2018-10-04T16:11:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4110951121404,
              48.36541345467981,
              737.2079686016921
            ],
            [
              -120.41038489045744,
              48.37941223589542,
              737.2079686016921
            ],
            [
              -120.38938484669498,
              48.37893731572112,
              1402.367968601692
            ],
            [
              -120.39010081191964,
              48.364938766584935,
              1402.367968601692
            ],
            [
              -120.4110951121404,
              48.36541345467981,
              737.2079686016921
            ]
          ]
        ]
      },
      "bbox": [
        -120.4110951,
        48.36493877,
        737.2079686,
        -120.3893848,
        48.37941224,
        1402.367969
      ],
      "properties": {
        "datetime": "2018-10-04T17:31:49Z",
        "pc:count": 36955088,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692614.4219,
            "count": 36955088,
            "maximum": 693301.9489,
            "minimum": 691745.3489,
            "name": "X",
            "position": 0,
            "stddev": 452.4272206,
            "variance": 204690.39
          },
          {
            "average": 5360957.777,
            "count": 36955088,
            "maximum": 5361712.076,
            "minimum": 5360154.476,
            "name": "Y",
            "position": 1,
            "stddev": 433.0719648,
            "variance": 187551.3267
          },
          {
            "average": 938.5107328,
            "count": 36955088,
            "maximum": 1402.367969,
            "minimum": 737.2079686,
            "name": "Z",
            "position": 2,
            "stddev": 171.990622,
            "variance": 29580.77405
          },
          {
            "average": 516.7197319,
            "count": 36955088,
            "maximum": 4095,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 287.0116877,
            "variance": 82375.70888
          },
          {
            "average": 1.316641108,
            "count": 36955088,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5667218907,
            "variance": 0.3211737014
          },
          {
            "average": 1.633408937,
            "count": 36955088,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7394247496,
            "variance": 0.5467489604
          },
          {
            "average": 0.4979505393,
            "count": 36955088,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999958065,
            "variance": 0.2499958065
          },
          {
            "average": 0.0003412791224,
            "count": 36955088,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01847058906,
            "variance": 0.0003411626602
          },
          {
            "average": 1.228823051,
            "count": 36955088,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4575306173,
            "variance": 0.2093342658
          },
          {
            "average": 0.2281041319,
            "count": 36955088,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.82377486,
            "variance": 117.1541023
          },
          {
            "average": 0,
            "count": 36955088,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 96.64012909,
            "count": 36955088,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.538197154,
            "variance": 6.442444794
          },
          {
            "average": 222705135.6,
            "count": 36955088,
            "maximum": 222709509.3,
            "minimum": 222702953.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1457.173965,
            "variance": 2123355.965
          },
          {
            "average": 0,
            "count": 36955088,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36955088,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36955088,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36955088,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36955088,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691745.3489,
          5360154.476,
          737.2079686,
          693301.9489,
          5361712.076,
          1402.367969
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691745.3488806935,
                5360154.47574647,
                737.2079686016921
              ],
              [
                691745.3488806935,
                5361712.075746469,
                737.2079686016921
              ],
              [
                693301.9488806936,
                5361712.075746469,
                1402.367968601692
              ],
              [
                693301.9488806936,
                5360154.47574647,
                1402.367968601692
              ],
              [
                691745.3488806935,
                5360154.47574647,
                737.2079686016921
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:31:49+00:00",
        "end_time": "2018-10-04T15:42:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4110951,
            48.36493877,
            737.2079686,
            -120.3893848,
            48.37941224,
            1402.367969
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4110951121404,
                  48.36541345467981,
                  737.2079686016921
                ],
                [
                  -120.41038489045744,
                  48.37941223589542,
                  737.2079686016921
                ],
                [
                  -120.38938484669498,
                  48.37893731572112,
                  1402.367968601692
                ],
                [
                  -120.39010081191964,
                  48.364938766584935,
                  1402.367968601692
                ],
                [
                  -120.4110951121404,
                  48.36541345467981,
                  737.2079686016921
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:31:49Z",
            "pc:count": 36955088,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692614.4219,
                "count": 36955088,
                "maximum": 693301.9489,
                "minimum": 691745.3489,
                "name": "X",
                "position": 0,
                "stddev": 452.4272206,
                "variance": 204690.39
              },
              {
                "average": 5360957.777,
                "count": 36955088,
                "maximum": 5361712.076,
                "minimum": 5360154.476,
                "name": "Y",
                "position": 1,
                "stddev": 433.0719648,
                "variance": 187551.3267
              },
              {
                "average": 938.5107328,
                "count": 36955088,
                "maximum": 1402.367969,
                "minimum": 737.2079686,
                "name": "Z",
                "position": 2,
                "stddev": 171.990622,
                "variance": 29580.77405
              },
              {
                "average": 516.7197319,
                "count": 36955088,
                "maximum": 4095,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 287.0116877,
                "variance": 82375.70888
              },
              {
                "average": 1.316641108,
                "count": 36955088,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5667218907,
                "variance": 0.3211737014
              },
              {
                "average": 1.633408937,
                "count": 36955088,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7394247496,
                "variance": 0.5467489604
              },
              {
                "average": 0.4979505393,
                "count": 36955088,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999958065,
                "variance": 0.2499958065
              },
              {
                "average": 0.0003412791224,
                "count": 36955088,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01847058906,
                "variance": 0.0003411626602
              },
              {
                "average": 1.228823051,
                "count": 36955088,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4575306173,
                "variance": 0.2093342658
              },
              {
                "average": 0.2281041319,
                "count": 36955088,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.82377486,
                "variance": 117.1541023
              },
              {
                "average": 0,
                "count": 36955088,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 96.64012909,
                "count": 36955088,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.538197154,
                "variance": 6.442444794
              },
              {
                "average": 222705135.6,
                "count": 36955088,
                "maximum": 222709509.3,
                "minimum": 222702953.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1457.173965,
                "variance": 2123355.965
              },
              {
                "average": 0,
                "count": 36955088,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36955088,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36955088,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36955088,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36955088,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691745.3489,
              5360154.476,
              737.2079686,
              693301.9489,
              5361712.076,
              1402.367969
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691745.3488806935,
                    5360154.47574647,
                    737.2079686016921
                  ],
                  [
                    691745.3488806935,
                    5361712.075746469,
                    737.2079686016921
                  ],
                  [
                    693301.9488806936,
                    5361712.075746469,
                    1402.367968601692
                  ],
                  [
                    693301.9488806936,
                    5360154.47574647,
                    1402.367968601692
                  ],
                  [
                    691745.3488806935,
                    5360154.47574647,
                    737.2079686016921
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:31:49+00:00",
            "end_time": "2018-10-04T15:42:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_556088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.58022075743379,
              48.3765372655299,
              2065.2994265757075
            ],
            [
              -120.58013284372532,
              48.37839124605476,
              2065.2994265757075
            ],
            [
              -120.57224050302753,
              48.37822487599124,
              2270.4994265757073
            ],
            [
              -120.57232870277898,
              48.37637090623624,
              2270.4994265757073
            ],
            [
              -120.58022075743379,
              48.3765372655299,
              2065.2994265757075
            ]
          ]
        ]
      },
      "bbox": [
        -120.5802208,
        48.37637091,
        2065.299427,
        -120.5722405,
        48.37839125,
        2270.499427
      ],
      "properties": {
        "datetime": "2018-09-26T16:32:00Z",
        "pc:count": 636757,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 679604.5354,
            "count": 636757,
            "maximum": 679765.9686,
            "minimum": 679181.0286,
            "name": "X",
            "position": 0,
            "stddev": 133.1025389,
            "variance": 17716.28586
          },
          {
            "average": 5361122.492,
            "count": 636757,
            "maximum": 5361187.615,
            "minimum": 5360981.355,
            "name": "Y",
            "position": 1,
            "stddev": 48.43748496,
            "variance": 2346.189949
          },
          {
            "average": 2175.189239,
            "count": 636757,
            "maximum": 2270.499427,
            "minimum": 2065.299427,
            "name": "Z",
            "position": 2,
            "stddev": 48.45848282,
            "variance": 2348.224557
          },
          {
            "average": 782.6018089,
            "count": 636757,
            "maximum": 2247,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 418.076641,
            "variance": 174788.0777
          },
          {
            "average": 1.304172549,
            "count": 636757,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6534113103,
            "variance": 0.4269463404
          },
          {
            "average": 1.608411058,
            "count": 636757,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9405377042,
            "variance": 0.884611173
          },
          {
            "average": 0.4955862283,
            "count": 636757,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999809108,
            "variance": 0.2499809112
          },
          {
            "average": 0.000376909873,
            "count": 636757,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01941052301,
            "variance": 0.0003767684036
          },
          {
            "average": 1.321998816,
            "count": 636757,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5072732542,
            "variance": 0.2573261544
          },
          {
            "average": -11.92316867,
            "count": 636757,
            "maximum": 0,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 5.93534201,
            "variance": 35.22828478
          },
          {
            "average": 0,
            "count": 636757,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.40490957,
            "count": 636757,
            "maximum": 50,
            "minimum": 48,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5179767378,
            "variance": 0.2682999009
          },
          {
            "average": 222014425.3,
            "count": 636757,
            "maximum": 222014720.7,
            "minimum": 222013928.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 251.2747794,
            "variance": 63139.01477
          },
          {
            "average": 0,
            "count": 636757,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 636757,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 636757,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 636757,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 636757,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679181.0286,
          5360981.355,
          2065.299427,
          679765.9686,
          5361187.615,
          2270.499427
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679181.0286099289,
                5360981.355287571,
                2065.2994265757075
              ],
              [
                679181.0286099289,
                5361187.615287571,
                2065.2994265757075
              ],
              [
                679765.9686099289,
                5361187.615287571,
                2270.4994265757073
              ],
              [
                679765.9686099289,
                5360981.355287571,
                2270.4994265757073
              ],
              [
                679181.0286099289,
                5360981.355287571,
                2065.2994265757075
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:32:00+00:00",
        "end_time": "2018-09-26T16:18:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_556088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_556088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_556088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5802208,
            48.37637091,
            2065.299427,
            -120.5722405,
            48.37839125,
            2270.499427
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.58022075743379,
                  48.3765372655299,
                  2065.2994265757075
                ],
                [
                  -120.58013284372532,
                  48.37839124605476,
                  2065.2994265757075
                ],
                [
                  -120.57224050302753,
                  48.37822487599124,
                  2270.4994265757073
                ],
                [
                  -120.57232870277898,
                  48.37637090623624,
                  2270.4994265757073
                ],
                [
                  -120.58022075743379,
                  48.3765372655299,
                  2065.2994265757075
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_556088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:32:00Z",
            "pc:count": 636757,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 679604.5354,
                "count": 636757,
                "maximum": 679765.9686,
                "minimum": 679181.0286,
                "name": "X",
                "position": 0,
                "stddev": 133.1025389,
                "variance": 17716.28586
              },
              {
                "average": 5361122.492,
                "count": 636757,
                "maximum": 5361187.615,
                "minimum": 5360981.355,
                "name": "Y",
                "position": 1,
                "stddev": 48.43748496,
                "variance": 2346.189949
              },
              {
                "average": 2175.189239,
                "count": 636757,
                "maximum": 2270.499427,
                "minimum": 2065.299427,
                "name": "Z",
                "position": 2,
                "stddev": 48.45848282,
                "variance": 2348.224557
              },
              {
                "average": 782.6018089,
                "count": 636757,
                "maximum": 2247,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 418.076641,
                "variance": 174788.0777
              },
              {
                "average": 1.304172549,
                "count": 636757,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6534113103,
                "variance": 0.4269463404
              },
              {
                "average": 1.608411058,
                "count": 636757,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9405377042,
                "variance": 0.884611173
              },
              {
                "average": 0.4955862283,
                "count": 636757,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999809108,
                "variance": 0.2499809112
              },
              {
                "average": 0.000376909873,
                "count": 636757,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01941052301,
                "variance": 0.0003767684036
              },
              {
                "average": 1.321998816,
                "count": 636757,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5072732542,
                "variance": 0.2573261544
              },
              {
                "average": -11.92316867,
                "count": 636757,
                "maximum": 0,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 5.93534201,
                "variance": 35.22828478
              },
              {
                "average": 0,
                "count": 636757,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.40490957,
                "count": 636757,
                "maximum": 50,
                "minimum": 48,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5179767378,
                "variance": 0.2682999009
              },
              {
                "average": 222014425.3,
                "count": 636757,
                "maximum": 222014720.7,
                "minimum": 222013928.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 251.2747794,
                "variance": 63139.01477
              },
              {
                "average": 0,
                "count": 636757,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 636757,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 636757,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 636757,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 636757,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679181.0286,
              5360981.355,
              2065.299427,
              679765.9686,
              5361187.615,
              2270.499427
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679181.0286099289,
                    5360981.355287571,
                    2065.2994265757075
                  ],
                  [
                    679181.0286099289,
                    5361187.615287571,
                    2065.2994265757075
                  ],
                  [
                    679765.9686099289,
                    5361187.615287571,
                    2270.4994265757073
                  ],
                  [
                    679765.9686099289,
                    5360981.355287571,
                    2270.4994265757073
                  ],
                  [
                    679181.0286099289,
                    5360981.355287571,
                    2065.2994265757075
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:32:00+00:00",
            "end_time": "2018-09-26T16:18:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39125299875957,
              48.41945654864858,
              1032.8065317218088
            ],
            [
              -120.39053588652308,
              48.43345677483095,
              1032.8065317218088
            ],
            [
              -120.36951175398005,
              48.43297778394146,
              1712.0065317218086
            ],
            [
              -120.37023462772717,
              48.41897779190521,
              1712.0065317218086
            ],
            [
              -120.39125299875957,
              48.41945654864858,
              1032.8065317218088
            ]
          ]
        ]
      },
      "bbox": [
        -120.391253,
        48.41897779,
        1032.806532,
        -120.3695118,
        48.43345677,
        1712.006532
      ],
      "properties": {
        "datetime": "2018-10-04T18:04:56Z",
        "pc:count": 40729788,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693736.0998,
            "count": 40729788,
            "maximum": 694566.9595,
            "minimum": 693010.1995,
            "name": "X",
            "position": 0,
            "stddev": 411.9697787,
            "variance": 169719.0986
          },
          {
            "average": 5366986.88,
            "count": 40729788,
            "maximum": 5367768.473,
            "minimum": 5366210.673,
            "name": "Y",
            "position": 1,
            "stddev": 446.8013174,
            "variance": 199631.4172
          },
          {
            "average": 1317.143164,
            "count": 40729788,
            "maximum": 1712.006532,
            "minimum": 1032.806532,
            "name": "Z",
            "position": 2,
            "stddev": 126.2203671,
            "variance": 15931.58108
          },
          {
            "average": 628.7365047,
            "count": 40729788,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 302.068978,
            "variance": 91245.66749
          },
          {
            "average": 1.213114269,
            "count": 40729788,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5310844823,
            "variance": 0.2820507273
          },
          {
            "average": 1.426403521,
            "count": 40729788,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7667232643,
            "variance": 0.587864564
          },
          {
            "average": 0.4964149089,
            "count": 40729788,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871531,
            "variance": 0.2499871533
          },
          {
            "average": 0.0002342266058,
            "count": 40729788,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01530267132,
            "variance": 0.0002341717495
          },
          {
            "average": 1.393789946,
            "count": 40729788,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5600269703,
            "variance": 0.3136302074
          },
          {
            "average": 0.4028262983,
            "count": 40729788,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.83975562,
            "variance": 117.5003018
          },
          {
            "average": 0,
            "count": 40729788,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.6031688,
            "count": 40729788,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.44020848,
            "variance": 5.954617428
          },
          {
            "average": 222708611.8,
            "count": 40729788,
            "maximum": 222711496.1,
            "minimum": 222704805.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2099.290472,
            "variance": 4407020.488
          },
          {
            "average": 0,
            "count": 40729788,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40729788,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40729788,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40729788,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40729788,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693010.1995,
          5366210.673,
          1032.806532,
          694566.9595,
          5367768.473,
          1712.006532
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693010.1995351355,
                5366210.672585536,
                1032.8065317218088
              ],
              [
                693010.1995351355,
                5367768.472585537,
                1032.8065317218088
              ],
              [
                694566.9595351355,
                5367768.472585537,
                1712.0065317218086
              ],
              [
                694566.9595351355,
                5366210.672585536,
                1712.0065317218086
              ],
              [
                693010.1995351355,
                5366210.672585536,
                1032.8065317218088
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:04:56+00:00",
        "end_time": "2018-10-04T16:13:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.391253,
            48.41897779,
            1032.806532,
            -120.3695118,
            48.43345677,
            1712.006532
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39125299875957,
                  48.41945654864858,
                  1032.8065317218088
                ],
                [
                  -120.39053588652308,
                  48.43345677483095,
                  1032.8065317218088
                ],
                [
                  -120.36951175398005,
                  48.43297778394146,
                  1712.0065317218086
                ],
                [
                  -120.37023462772717,
                  48.41897779190521,
                  1712.0065317218086
                ],
                [
                  -120.39125299875957,
                  48.41945654864858,
                  1032.8065317218088
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:04:56Z",
            "pc:count": 40729788,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693736.0998,
                "count": 40729788,
                "maximum": 694566.9595,
                "minimum": 693010.1995,
                "name": "X",
                "position": 0,
                "stddev": 411.9697787,
                "variance": 169719.0986
              },
              {
                "average": 5366986.88,
                "count": 40729788,
                "maximum": 5367768.473,
                "minimum": 5366210.673,
                "name": "Y",
                "position": 1,
                "stddev": 446.8013174,
                "variance": 199631.4172
              },
              {
                "average": 1317.143164,
                "count": 40729788,
                "maximum": 1712.006532,
                "minimum": 1032.806532,
                "name": "Z",
                "position": 2,
                "stddev": 126.2203671,
                "variance": 15931.58108
              },
              {
                "average": 628.7365047,
                "count": 40729788,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 302.068978,
                "variance": 91245.66749
              },
              {
                "average": 1.213114269,
                "count": 40729788,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5310844823,
                "variance": 0.2820507273
              },
              {
                "average": 1.426403521,
                "count": 40729788,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7667232643,
                "variance": 0.587864564
              },
              {
                "average": 0.4964149089,
                "count": 40729788,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871531,
                "variance": 0.2499871533
              },
              {
                "average": 0.0002342266058,
                "count": 40729788,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01530267132,
                "variance": 0.0002341717495
              },
              {
                "average": 1.393789946,
                "count": 40729788,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5600269703,
                "variance": 0.3136302074
              },
              {
                "average": 0.4028262983,
                "count": 40729788,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.83975562,
                "variance": 117.5003018
              },
              {
                "average": 0,
                "count": 40729788,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.6031688,
                "count": 40729788,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.44020848,
                "variance": 5.954617428
              },
              {
                "average": 222708611.8,
                "count": 40729788,
                "maximum": 222711496.1,
                "minimum": 222704805.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2099.290472,
                "variance": 4407020.488
              },
              {
                "average": 0,
                "count": 40729788,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40729788,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40729788,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40729788,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40729788,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693010.1995,
              5366210.673,
              1032.806532,
              694566.9595,
              5367768.473,
              1712.006532
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693010.1995351355,
                    5366210.672585536,
                    1032.8065317218088
                  ],
                  [
                    693010.1995351355,
                    5367768.472585537,
                    1032.8065317218088
                  ],
                  [
                    694566.9595351355,
                    5367768.472585537,
                    1712.0065317218086
                  ],
                  [
                    694566.9595351355,
                    5366210.672585536,
                    1712.0065317218086
                  ],
                  [
                    693010.1995351355,
                    5366210.672585536,
                    1032.8065317218088
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:04:56+00:00",
            "end_time": "2018-10-04T16:13:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_608588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.88468680527434,
              48.40653777850819,
              1412.3080850710849
            ],
            [
              -119.88402132518047,
              48.41742005594031,
              1412.3080850710849
            ],
            [
              -119.8812707776874,
              48.41734546721137,
              1732.728085071085
            ],
            [
              -119.88193684289546,
              48.40646321812043,
              1732.728085071085
            ],
            [
              -119.88468680527434,
              48.40653777850819,
              1412.3080850710849
            ]
          ]
        ]
      },
      "bbox": [
        -119.8846868,
        48.40646322,
        1412.308085,
        -119.8812708,
        48.41742006,
        1732.728085
      ],
      "properties": {
        "datetime": "2018-07-20T16:32:21Z",
        "pc:count": 2735896,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 730621.4286,
            "count": 2735896,
            "maximum": 730747.1399,
            "minimum": 730543.3199,
            "name": "X",
            "position": 0,
            "stddev": 42.56237871,
            "variance": 1811.556081
          },
          {
            "average": 5366795.248,
            "count": 2735896,
            "maximum": 5367387.778,
            "minimum": 5366176.378,
            "name": "Y",
            "position": 1,
            "stddev": 380.8395407,
            "variance": 145038.7557
          },
          {
            "average": 1606.73514,
            "count": 2735896,
            "maximum": 1732.728085,
            "minimum": 1412.308085,
            "name": "Z",
            "position": 2,
            "stddev": 97.88752024,
            "variance": 9581.966619
          },
          {
            "average": 596.5832945,
            "count": 2735896,
            "maximum": 2798,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 482.6375322,
            "variance": 232938.9875
          },
          {
            "average": 1.747934132,
            "count": 2735896,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9216416063,
            "variance": 0.8494232504
          },
          {
            "average": 2.495367148,
            "count": 2735896,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.114211039,
            "variance": 1.24146624
          },
          {
            "average": 0.5001114808,
            "count": 2735896,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000000789,
            "variance": 0.2500000789
          },
          {
            "average": 0.0002525680801,
            "count": 2735896,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01589038646,
            "variance": 0.0002525043817
          },
          {
            "average": 1.231478463,
            "count": 2735896,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4667834817,
            "variance": 0.2178868188
          },
          {
            "average": -7.736317763,
            "count": 2735896,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.409927831,
            "variance": 88.54674178
          },
          {
            "average": 0,
            "count": 2735896,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 184.5679547,
            "count": 2735896,
            "maximum": 186,
            "minimum": 184,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6303652138,
            "variance": 0.3973603027
          },
          {
            "average": 216139155.7,
            "count": 2735896,
            "maximum": 216139541.3,
            "minimum": 216138980.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 181.1943003,
            "variance": 32831.37447
          },
          {
            "average": 0,
            "count": 2735896,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2735896,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2735896,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2735896,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2735896,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          730543.3199,
          5366176.378,
          1412.308085,
          730747.1399,
          5367387.778,
          1732.728085
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                730543.3199461723,
                5366176.378024665,
                1412.3080850710849
              ],
              [
                730543.3199461723,
                5367387.778024665,
                1412.3080850710849
              ],
              [
                730747.1399461724,
                5367387.778024665,
                1732.728085071085
              ],
              [
                730747.1399461724,
                5366176.378024665,
                1732.728085071085
              ],
              [
                730543.3199461723,
                5366176.378024665,
                1412.3080850710849
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:32:21+00:00",
        "end_time": "2018-07-20T16:23:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_608588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_608588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_608588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_608588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.8846868,
            48.40646322,
            1412.308085,
            -119.8812708,
            48.41742006,
            1732.728085
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.88468680527434,
                  48.40653777850819,
                  1412.3080850710849
                ],
                [
                  -119.88402132518047,
                  48.41742005594031,
                  1412.3080850710849
                ],
                [
                  -119.8812707776874,
                  48.41734546721137,
                  1732.728085071085
                ],
                [
                  -119.88193684289546,
                  48.40646321812043,
                  1732.728085071085
                ],
                [
                  -119.88468680527434,
                  48.40653777850819,
                  1412.3080850710849
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_608588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_608588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:32:21Z",
            "pc:count": 2735896,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 730621.4286,
                "count": 2735896,
                "maximum": 730747.1399,
                "minimum": 730543.3199,
                "name": "X",
                "position": 0,
                "stddev": 42.56237871,
                "variance": 1811.556081
              },
              {
                "average": 5366795.248,
                "count": 2735896,
                "maximum": 5367387.778,
                "minimum": 5366176.378,
                "name": "Y",
                "position": 1,
                "stddev": 380.8395407,
                "variance": 145038.7557
              },
              {
                "average": 1606.73514,
                "count": 2735896,
                "maximum": 1732.728085,
                "minimum": 1412.308085,
                "name": "Z",
                "position": 2,
                "stddev": 97.88752024,
                "variance": 9581.966619
              },
              {
                "average": 596.5832945,
                "count": 2735896,
                "maximum": 2798,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 482.6375322,
                "variance": 232938.9875
              },
              {
                "average": 1.747934132,
                "count": 2735896,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9216416063,
                "variance": 0.8494232504
              },
              {
                "average": 2.495367148,
                "count": 2735896,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.114211039,
                "variance": 1.24146624
              },
              {
                "average": 0.5001114808,
                "count": 2735896,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000000789,
                "variance": 0.2500000789
              },
              {
                "average": 0.0002525680801,
                "count": 2735896,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01589038646,
                "variance": 0.0002525043817
              },
              {
                "average": 1.231478463,
                "count": 2735896,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4667834817,
                "variance": 0.2178868188
              },
              {
                "average": -7.736317763,
                "count": 2735896,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.409927831,
                "variance": 88.54674178
              },
              {
                "average": 0,
                "count": 2735896,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 184.5679547,
                "count": 2735896,
                "maximum": 186,
                "minimum": 184,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6303652138,
                "variance": 0.3973603027
              },
              {
                "average": 216139155.7,
                "count": 2735896,
                "maximum": 216139541.3,
                "minimum": 216138980.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 181.1943003,
                "variance": 32831.37447
              },
              {
                "average": 0,
                "count": 2735896,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2735896,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2735896,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2735896,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2735896,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              730543.3199,
              5366176.378,
              1412.308085,
              730747.1399,
              5367387.778,
              1732.728085
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    730543.3199461723,
                    5366176.378024665,
                    1412.3080850710849
                  ],
                  [
                    730543.3199461723,
                    5367387.778024665,
                    1412.3080850710849
                  ],
                  [
                    730747.1399461724,
                    5367387.778024665,
                    1732.728085071085
                  ],
                  [
                    730747.1399461724,
                    5366176.378024665,
                    1732.728085071085
                  ],
                  [
                    730543.3199461723,
                    5366176.378024665,
                    1412.3080850710849
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:32:21+00:00",
            "end_time": "2018-07-20T16:23:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47228094899589,
              48.419166874064416,
              1477.1141898077722
            ],
            [
              -120.47158619200464,
              48.43316619291545,
              1477.1141898077722
            ],
            [
              -120.45056353582059,
              48.43270207181864,
              2051.114189807772
            ],
            [
              -120.45126405422467,
              48.418702979829995,
              2051.114189807772
            ],
            [
              -120.47228094899589,
              48.419166874064416,
              1477.1141898077722
            ]
          ]
        ]
      },
      "bbox": [
        -120.4722809,
        48.41870298,
        1477.11419,
        -120.4505635,
        48.43316619,
        2051.11419
      ],
      "properties": {
        "datetime": "2018-10-03T17:55:01Z",
        "pc:count": 46574781,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687741.114,
            "count": 46574781,
            "maximum": 688573.374,
            "minimum": 687016.814,
            "name": "X",
            "position": 0,
            "stddev": 474.3762119,
            "variance": 225032.7905
          },
          {
            "average": 5366774.737,
            "count": 46574781,
            "maximum": 5367534.952,
            "minimum": 5365977.352,
            "name": "Y",
            "position": 1,
            "stddev": 442.2619736,
            "variance": 195595.6532
          },
          {
            "average": 1773.821329,
            "count": 46574781,
            "maximum": 2051.11419,
            "minimum": 1477.11419,
            "name": "Z",
            "position": 2,
            "stddev": 132.1020382,
            "variance": 17450.94851
          },
          {
            "average": 570.3811384,
            "count": 46574781,
            "maximum": 2761,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 387.8771067,
            "variance": 150448.6499
          },
          {
            "average": 1.542814855,
            "count": 46574781,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8125753937,
            "variance": 0.6602787704
          },
          {
            "average": 2.085356665,
            "count": 46574781,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069216405,
            "variance": 1.143223721
          },
          {
            "average": 0.4949263852,
            "count": 46574781,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999742631,
            "variance": 0.2499742638
          },
          {
            "average": 0.0003484074353,
            "count": 46574781,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01866242361,
            "variance": 0.0003482860551
          },
          {
            "average": 1.247248892,
            "count": 46574781,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.498606227,
            "variance": 0.2486081696
          },
          {
            "average": -0.2296264572,
            "count": 46574781,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.9846796,
            "variance": 143.6325451
          },
          {
            "average": 0,
            "count": 46574781,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 109.2515358,
            "count": 46574781,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.60383867,
            "variance": 185.0644266
          },
          {
            "average": 222579140.6,
            "count": 46574781,
            "maximum": 222624501.8,
            "minimum": 222019386.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 157356.7956,
            "variance": 24761161120.0
          },
          {
            "average": 0,
            "count": 46574781,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46574781,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46574781,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46574781,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46574781,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          687016.814,
          5365977.352,
          1477.11419,
          688573.374,
          5367534.952,
          2051.11419
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                687016.8139600202,
                5365977.351676929,
                1477.1141898077722
              ],
              [
                687016.8139600202,
                5367534.951676928,
                1477.1141898077722
              ],
              [
                688573.3739600203,
                5367534.951676928,
                2051.114189807772
              ],
              [
                688573.3739600203,
                5365977.351676929,
                2051.114189807772
              ],
              [
                687016.8139600202,
                5365977.351676929,
                1477.1141898077722
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:55:01+00:00",
        "end_time": "2018-09-26T17:49:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4722809,
            48.41870298,
            1477.11419,
            -120.4505635,
            48.43316619,
            2051.11419
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47228094899589,
                  48.419166874064416,
                  1477.1141898077722
                ],
                [
                  -120.47158619200464,
                  48.43316619291545,
                  1477.1141898077722
                ],
                [
                  -120.45056353582059,
                  48.43270207181864,
                  2051.114189807772
                ],
                [
                  -120.45126405422467,
                  48.418702979829995,
                  2051.114189807772
                ],
                [
                  -120.47228094899589,
                  48.419166874064416,
                  1477.1141898077722
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:55:01Z",
            "pc:count": 46574781,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687741.114,
                "count": 46574781,
                "maximum": 688573.374,
                "minimum": 687016.814,
                "name": "X",
                "position": 0,
                "stddev": 474.3762119,
                "variance": 225032.7905
              },
              {
                "average": 5366774.737,
                "count": 46574781,
                "maximum": 5367534.952,
                "minimum": 5365977.352,
                "name": "Y",
                "position": 1,
                "stddev": 442.2619736,
                "variance": 195595.6532
              },
              {
                "average": 1773.821329,
                "count": 46574781,
                "maximum": 2051.11419,
                "minimum": 1477.11419,
                "name": "Z",
                "position": 2,
                "stddev": 132.1020382,
                "variance": 17450.94851
              },
              {
                "average": 570.3811384,
                "count": 46574781,
                "maximum": 2761,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 387.8771067,
                "variance": 150448.6499
              },
              {
                "average": 1.542814855,
                "count": 46574781,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8125753937,
                "variance": 0.6602787704
              },
              {
                "average": 2.085356665,
                "count": 46574781,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069216405,
                "variance": 1.143223721
              },
              {
                "average": 0.4949263852,
                "count": 46574781,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999742631,
                "variance": 0.2499742638
              },
              {
                "average": 0.0003484074353,
                "count": 46574781,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01866242361,
                "variance": 0.0003482860551
              },
              {
                "average": 1.247248892,
                "count": 46574781,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.498606227,
                "variance": 0.2486081696
              },
              {
                "average": -0.2296264572,
                "count": 46574781,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.9846796,
                "variance": 143.6325451
              },
              {
                "average": 0,
                "count": 46574781,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 109.2515358,
                "count": 46574781,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.60383867,
                "variance": 185.0644266
              },
              {
                "average": 222579140.6,
                "count": 46574781,
                "maximum": 222624501.8,
                "minimum": 222019386.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 157356.7956,
                "variance": 24761161120.0
              },
              {
                "average": 0,
                "count": 46574781,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46574781,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46574781,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46574781,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46574781,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              687016.814,
              5365977.352,
              1477.11419,
              688573.374,
              5367534.952,
              2051.11419
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    687016.8139600202,
                    5365977.351676929,
                    1477.1141898077722
                  ],
                  [
                    687016.8139600202,
                    5367534.951676928,
                    1477.1141898077722
                  ],
                  [
                    688573.3739600203,
                    5367534.951676928,
                    2051.114189807772
                  ],
                  [
                    688573.3739600203,
                    5365977.351676929,
                    2051.114189807772
                  ],
                  [
                    687016.8139600202,
                    5365977.351676929,
                    1477.1141898077722
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:55:01+00:00",
            "end_time": "2018-09-26T17:49:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_608588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.88466859418044,
              48.396314363242524,
              1277.0840891159487
            ],
            [
              -119.8840416906669,
              48.406569630515605,
              1277.0840891159487
            ],
            [
              -119.87806334985888,
              48.40640742058806,
              1464.9640891159488
            ],
            [
              -119.87869145140311,
              48.39615221139601,
              1464.9640891159488
            ],
            [
              -119.88466859418044,
              48.396314363242524,
              1277.0840891159487
            ]
          ]
        ]
      },
      "bbox": [
        -119.8846686,
        48.39615221,
        1277.084089,
        -119.8780633,
        48.40656963,
        1464.964089
      ],
      "properties": {
        "datetime": "2018-07-20T16:32:38Z",
        "pc:count": 4795598,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 730745.0198,
            "count": 4795598,
            "maximum": 731034.0108,
            "minimum": 730590.9108,
            "name": "X",
            "position": 0,
            "stddev": 112.9182864,
            "variance": 12750.5394
          },
          {
            "average": 5365636.37,
            "count": 4795598,
            "maximum": 5366181.861,
            "minimum": 5365040.261,
            "name": "Y",
            "position": 1,
            "stddev": 272.6531261,
            "variance": 74339.72715
          },
          {
            "average": 1339.746059,
            "count": 4795598,
            "maximum": 1464.964089,
            "minimum": 1277.084089,
            "name": "Z",
            "position": 2,
            "stddev": 40.31373353,
            "variance": 1625.197111
          },
          {
            "average": 1119.530847,
            "count": 4795598,
            "maximum": 3186,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 664.5071562,
            "variance": 441569.7607
          },
          {
            "average": 1.349305551,
            "count": 4795598,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6889571042,
            "variance": 0.4746618914
          },
          {
            "average": 1.698046625,
            "count": 4795598,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9755591052,
            "variance": 0.9517155678
          },
          {
            "average": 0.5004310203,
            "count": 4795598,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999998664,
            "variance": 0.2499998664
          },
          {
            "average": 0.00030632259,
            "count": 4795598,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01749939486,
            "variance": 0.0003062288203
          },
          {
            "average": 1.477427424,
            "count": 4795598,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.515769514,
            "variance": 0.2660181915
          },
          {
            "average": -4.409868448,
            "count": 4795598,
            "maximum": 18,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.05180237,
            "variance": 101.038731
          },
          {
            "average": 0,
            "count": 4795598,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 184.7090336,
            "count": 4795598,
            "maximum": 186,
            "minimum": 184,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7250201331,
            "variance": 0.5256541934
          },
          {
            "average": 216139196.4,
            "count": 4795598,
            "maximum": 216139558.5,
            "minimum": 216138998.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 195.8326268,
            "variance": 38350.41772
          },
          {
            "average": 0,
            "count": 4795598,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4795598,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4795598,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4795598,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4795598,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          730590.9108,
          5365040.261,
          1277.084089,
          731034.0108,
          5366181.861,
          1464.964089
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                730590.9108455149,
                5365040.261085197,
                1277.0840891159487
              ],
              [
                730590.9108455149,
                5366181.861085197,
                1277.0840891159487
              ],
              [
                731034.010845515,
                5366181.861085197,
                1464.9640891159488
              ],
              [
                731034.010845515,
                5365040.261085197,
                1464.9640891159488
              ],
              [
                730590.9108455149,
                5365040.261085197,
                1277.0840891159487
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:32:38+00:00",
        "end_time": "2018-07-20T16:23:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_608588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_608588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_608588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_608588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.8846686,
            48.39615221,
            1277.084089,
            -119.8780633,
            48.40656963,
            1464.964089
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.88466859418044,
                  48.396314363242524,
                  1277.0840891159487
                ],
                [
                  -119.8840416906669,
                  48.406569630515605,
                  1277.0840891159487
                ],
                [
                  -119.87806334985888,
                  48.40640742058806,
                  1464.9640891159488
                ],
                [
                  -119.87869145140311,
                  48.39615221139601,
                  1464.9640891159488
                ],
                [
                  -119.88466859418044,
                  48.396314363242524,
                  1277.0840891159487
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_608588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_608588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:32:38Z",
            "pc:count": 4795598,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 730745.0198,
                "count": 4795598,
                "maximum": 731034.0108,
                "minimum": 730590.9108,
                "name": "X",
                "position": 0,
                "stddev": 112.9182864,
                "variance": 12750.5394
              },
              {
                "average": 5365636.37,
                "count": 4795598,
                "maximum": 5366181.861,
                "minimum": 5365040.261,
                "name": "Y",
                "position": 1,
                "stddev": 272.6531261,
                "variance": 74339.72715
              },
              {
                "average": 1339.746059,
                "count": 4795598,
                "maximum": 1464.964089,
                "minimum": 1277.084089,
                "name": "Z",
                "position": 2,
                "stddev": 40.31373353,
                "variance": 1625.197111
              },
              {
                "average": 1119.530847,
                "count": 4795598,
                "maximum": 3186,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 664.5071562,
                "variance": 441569.7607
              },
              {
                "average": 1.349305551,
                "count": 4795598,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6889571042,
                "variance": 0.4746618914
              },
              {
                "average": 1.698046625,
                "count": 4795598,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9755591052,
                "variance": 0.9517155678
              },
              {
                "average": 0.5004310203,
                "count": 4795598,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999998664,
                "variance": 0.2499998664
              },
              {
                "average": 0.00030632259,
                "count": 4795598,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01749939486,
                "variance": 0.0003062288203
              },
              {
                "average": 1.477427424,
                "count": 4795598,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.515769514,
                "variance": 0.2660181915
              },
              {
                "average": -4.409868448,
                "count": 4795598,
                "maximum": 18,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.05180237,
                "variance": 101.038731
              },
              {
                "average": 0,
                "count": 4795598,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 184.7090336,
                "count": 4795598,
                "maximum": 186,
                "minimum": 184,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7250201331,
                "variance": 0.5256541934
              },
              {
                "average": 216139196.4,
                "count": 4795598,
                "maximum": 216139558.5,
                "minimum": 216138998.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 195.8326268,
                "variance": 38350.41772
              },
              {
                "average": 0,
                "count": 4795598,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4795598,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4795598,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4795598,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4795598,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              730590.9108,
              5365040.261,
              1277.084089,
              731034.0108,
              5366181.861,
              1464.964089
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    730590.9108455149,
                    5365040.261085197,
                    1277.0840891159487
                  ],
                  [
                    730590.9108455149,
                    5366181.861085197,
                    1277.0840891159487
                  ],
                  [
                    731034.010845515,
                    5366181.861085197,
                    1464.9640891159488
                  ],
                  [
                    731034.010845515,
                    5365040.261085197,
                    1464.9640891159488
                  ],
                  [
                    730590.9108455149,
                    5365040.261085197,
                    1277.0840891159487
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:32:38+00:00",
            "end_time": "2018-07-20T16:23:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_608588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.88463069841417,
              48.38001078094679,
              1220.3017555212386
            ],
            [
              -119.88408214384181,
              48.388989735980275,
              1220.3017555212386
            ],
            [
              -119.87630503053154,
              48.38877864595877,
              1434.3817555212386
            ],
            [
              -119.8768549488357,
              48.379799757098404,
              1434.3817555212386
            ],
            [
              -119.88463069841417,
              48.38001078094679,
              1220.3017555212386
            ]
          ]
        ]
      },
      "bbox": [
        -119.8846307,
        48.37979976,
        1220.301756,
        -119.876305,
        48.38898974,
        1434.381756
      ],
      "properties": {
        "datetime": "2018-07-20T16:32:59Z",
        "pc:count": 5753949,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 730908.2058,
            "count": 5753949,
            "maximum": 731244.0668,
            "minimum": 730667.4468,
            "name": "X",
            "position": 0,
            "stddev": 152.0907237,
            "variance": 23131.58823
          },
          {
            "average": 5363743.384,
            "count": 5753949,
            "maximum": 5364228.011,
            "minimum": 5363228.491,
            "name": "Y",
            "position": 1,
            "stddev": 230.1218571,
            "variance": 52956.06914
          },
          {
            "average": 1325.591605,
            "count": 5753949,
            "maximum": 1434.381756,
            "minimum": 1220.301756,
            "name": "Z",
            "position": 2,
            "stddev": 46.13743754,
            "variance": 2128.663143
          },
          {
            "average": 677.2744687,
            "count": 5753949,
            "maximum": 2707,
            "minimum": 62,
            "name": "Intensity",
            "position": 3,
            "stddev": 527.6029666,
            "variance": 278364.8904
          },
          {
            "average": 1.580007922,
            "count": 5753949,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7941073248,
            "variance": 0.6306064433
          },
          {
            "average": 2.159941459,
            "count": 5753949,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9877535145,
            "variance": 0.9756570054
          },
          {
            "average": 0.5014976671,
            "count": 5753949,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999978004,
            "variance": 0.2499978004
          },
          {
            "average": 0.0001397301227,
            "count": 5753949,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01181992481,
            "variance": 0.0001397106225
          },
          {
            "average": 1.315782257,
            "count": 5753949,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.510827123,
            "variance": 0.2609443496
          },
          {
            "average": -7.260990543,
            "count": 5753949,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 5.944697525,
            "variance": 35.33942866
          },
          {
            "average": 0,
            "count": 5753949,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 184.6001125,
            "count": 5753949,
            "maximum": 186,
            "minimum": 184,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5553184263,
            "variance": 0.3083785545
          },
          {
            "average": 216139163.5,
            "count": 5753949,
            "maximum": 216139579.7,
            "minimum": 216139029.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 127.2338777,
            "variance": 16188.45965
          },
          {
            "average": 0,
            "count": 5753949,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5753949,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5753949,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5753949,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5753949,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          730667.4468,
          5363228.491,
          1220.301756,
          731244.0668,
          5364228.011,
          1434.381756
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                730667.446789982,
                5363228.491487512,
                1220.3017555212386
              ],
              [
                730667.446789982,
                5364228.011487512,
                1220.3017555212386
              ],
              [
                731244.0667899821,
                5364228.011487512,
                1434.3817555212386
              ],
              [
                731244.0667899821,
                5363228.491487512,
                1434.3817555212386
              ],
              [
                730667.446789982,
                5363228.491487512,
                1220.3017555212386
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:32:59+00:00",
        "end_time": "2018-07-20T16:23:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_608588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_608588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_608588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_608588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.8846307,
            48.37979976,
            1220.301756,
            -119.876305,
            48.38898974,
            1434.381756
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.88463069841417,
                  48.38001078094679,
                  1220.3017555212386
                ],
                [
                  -119.88408214384181,
                  48.388989735980275,
                  1220.3017555212386
                ],
                [
                  -119.87630503053154,
                  48.38877864595877,
                  1434.3817555212386
                ],
                [
                  -119.8768549488357,
                  48.379799757098404,
                  1434.3817555212386
                ],
                [
                  -119.88463069841417,
                  48.38001078094679,
                  1220.3017555212386
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_608588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_608588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:32:59Z",
            "pc:count": 5753949,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 730908.2058,
                "count": 5753949,
                "maximum": 731244.0668,
                "minimum": 730667.4468,
                "name": "X",
                "position": 0,
                "stddev": 152.0907237,
                "variance": 23131.58823
              },
              {
                "average": 5363743.384,
                "count": 5753949,
                "maximum": 5364228.011,
                "minimum": 5363228.491,
                "name": "Y",
                "position": 1,
                "stddev": 230.1218571,
                "variance": 52956.06914
              },
              {
                "average": 1325.591605,
                "count": 5753949,
                "maximum": 1434.381756,
                "minimum": 1220.301756,
                "name": "Z",
                "position": 2,
                "stddev": 46.13743754,
                "variance": 2128.663143
              },
              {
                "average": 677.2744687,
                "count": 5753949,
                "maximum": 2707,
                "minimum": 62,
                "name": "Intensity",
                "position": 3,
                "stddev": 527.6029666,
                "variance": 278364.8904
              },
              {
                "average": 1.580007922,
                "count": 5753949,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7941073248,
                "variance": 0.6306064433
              },
              {
                "average": 2.159941459,
                "count": 5753949,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9877535145,
                "variance": 0.9756570054
              },
              {
                "average": 0.5014976671,
                "count": 5753949,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999978004,
                "variance": 0.2499978004
              },
              {
                "average": 0.0001397301227,
                "count": 5753949,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01181992481,
                "variance": 0.0001397106225
              },
              {
                "average": 1.315782257,
                "count": 5753949,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.510827123,
                "variance": 0.2609443496
              },
              {
                "average": -7.260990543,
                "count": 5753949,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 5.944697525,
                "variance": 35.33942866
              },
              {
                "average": 0,
                "count": 5753949,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 184.6001125,
                "count": 5753949,
                "maximum": 186,
                "minimum": 184,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5553184263,
                "variance": 0.3083785545
              },
              {
                "average": 216139163.5,
                "count": 5753949,
                "maximum": 216139579.7,
                "minimum": 216139029.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 127.2338777,
                "variance": 16188.45965
              },
              {
                "average": 0,
                "count": 5753949,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5753949,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5753949,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5753949,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5753949,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              730667.4468,
              5363228.491,
              1220.301756,
              731244.0668,
              5364228.011,
              1434.381756
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    730667.446789982,
                    5363228.491487512,
                    1220.3017555212386
                  ],
                  [
                    730667.446789982,
                    5364228.011487512,
                    1220.3017555212386
                  ],
                  [
                    731244.0667899821,
                    5364228.011487512,
                    1434.3817555212386
                  ],
                  [
                    731244.0667899821,
                    5363228.491487512,
                    1434.3817555212386
                  ],
                  [
                    730667.446789982,
                    5363228.491487512,
                    1220.3017555212386
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:32:59+00:00",
            "end_time": "2018-07-20T16:23:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51308425847216,
              48.49995722905016,
              2096.683032801332
            ],
            [
              -120.512626565999,
              48.509305731974194,
              2096.683032801332
            ],
            [
              -120.4920614224214,
              48.508859249337235,
              2643.303032801332
            ],
            [
              -120.49252288938185,
              48.4995108922116,
              2643.303032801332
            ],
            [
              -120.51308425847216,
              48.49995722905016,
              2096.683032801332
            ]
          ]
        ]
      },
      "bbox": [
        -120.5130843,
        48.49951089,
        2096.683033,
        -120.4920614,
        48.50930573,
        2643.303033
      ],
      "properties": {
        "datetime": "2018-09-26T17:55:36Z",
        "pc:count": 16830329,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684455.9824,
            "count": 16830329,
            "maximum": 685226.6094,
            "minimum": 683706.2494,
            "name": "X",
            "position": 0,
            "stddev": 405.4129461,
            "variance": 164359.6568
          },
          {
            "average": 5375297.258,
            "count": 16830329,
            "maximum": 5375897.817,
            "minimum": 5374857.697,
            "name": "Y",
            "position": 1,
            "stddev": 259.6759287,
            "variance": 67431.58796
          },
          {
            "average": 2336.571379,
            "count": 16830329,
            "maximum": 2643.303033,
            "minimum": 2096.683033,
            "name": "Z",
            "position": 2,
            "stddev": 122.815194,
            "variance": 15083.57188
          },
          {
            "average": 607.4332801,
            "count": 16830329,
            "maximum": 2584,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 323.620328,
            "variance": 104730.1167
          },
          {
            "average": 1.129748801,
            "count": 16830329,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4272224219,
            "variance": 0.1825189977
          },
          {
            "average": 1.259500928,
            "count": 16830329,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6332440973,
            "variance": 0.4009980868
          },
          {
            "average": 0.496512635,
            "count": 16830329,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987853,
            "variance": 0.2499878531
          },
          {
            "average": 0.0002606009663,
            "count": 16830329,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0161410368,
            "variance": 0.0002605330689
          },
          {
            "average": 1.483163104,
            "count": 16830329,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5449404165,
            "variance": 0.2969600575
          },
          {
            "average": -1.367913849,
            "count": 16830329,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.14534293,
            "variance": 172.8000407
          },
          {
            "average": 0,
            "count": 16830329,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 58.80872115,
            "count": 16830329,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9283566703,
            "variance": 0.8618461073
          },
          {
            "average": 222018391,
            "count": 16830329,
            "maximum": 222019736.9,
            "minimum": 222017688.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 426.8305632,
            "variance": 182184.3297
          },
          {
            "average": 0,
            "count": 16830329,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16830329,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16830329,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16830329,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16830329,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          683706.2494,
          5374857.697,
          2096.683033,
          685226.6094,
          5375897.817,
          2643.303033
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                683706.2494207411,
                5374857.696615169,
                2096.683032801332
              ],
              [
                683706.2494207411,
                5375897.816615168,
                2096.683032801332
              ],
              [
                685226.6094207412,
                5375897.816615168,
                2643.303032801332
              ],
              [
                685226.6094207412,
                5374857.696615169,
                2643.303032801332
              ],
              [
                683706.2494207411,
                5374857.696615169,
                2096.683032801332
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:55:36+00:00",
        "end_time": "2018-09-26T17:21:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5130843,
            48.49951089,
            2096.683033,
            -120.4920614,
            48.50930573,
            2643.303033
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51308425847216,
                  48.49995722905016,
                  2096.683032801332
                ],
                [
                  -120.512626565999,
                  48.509305731974194,
                  2096.683032801332
                ],
                [
                  -120.4920614224214,
                  48.508859249337235,
                  2643.303032801332
                ],
                [
                  -120.49252288938185,
                  48.4995108922116,
                  2643.303032801332
                ],
                [
                  -120.51308425847216,
                  48.49995722905016,
                  2096.683032801332
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:55:36Z",
            "pc:count": 16830329,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684455.9824,
                "count": 16830329,
                "maximum": 685226.6094,
                "minimum": 683706.2494,
                "name": "X",
                "position": 0,
                "stddev": 405.4129461,
                "variance": 164359.6568
              },
              {
                "average": 5375297.258,
                "count": 16830329,
                "maximum": 5375897.817,
                "minimum": 5374857.697,
                "name": "Y",
                "position": 1,
                "stddev": 259.6759287,
                "variance": 67431.58796
              },
              {
                "average": 2336.571379,
                "count": 16830329,
                "maximum": 2643.303033,
                "minimum": 2096.683033,
                "name": "Z",
                "position": 2,
                "stddev": 122.815194,
                "variance": 15083.57188
              },
              {
                "average": 607.4332801,
                "count": 16830329,
                "maximum": 2584,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 323.620328,
                "variance": 104730.1167
              },
              {
                "average": 1.129748801,
                "count": 16830329,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4272224219,
                "variance": 0.1825189977
              },
              {
                "average": 1.259500928,
                "count": 16830329,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6332440973,
                "variance": 0.4009980868
              },
              {
                "average": 0.496512635,
                "count": 16830329,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987853,
                "variance": 0.2499878531
              },
              {
                "average": 0.0002606009663,
                "count": 16830329,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0161410368,
                "variance": 0.0002605330689
              },
              {
                "average": 1.483163104,
                "count": 16830329,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5449404165,
                "variance": 0.2969600575
              },
              {
                "average": -1.367913849,
                "count": 16830329,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.14534293,
                "variance": 172.8000407
              },
              {
                "average": 0,
                "count": 16830329,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 58.80872115,
                "count": 16830329,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9283566703,
                "variance": 0.8618461073
              },
              {
                "average": 222018391,
                "count": 16830329,
                "maximum": 222019736.9,
                "minimum": 222017688.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 426.8305632,
                "variance": 182184.3297
              },
              {
                "average": 0,
                "count": 16830329,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16830329,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16830329,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16830329,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16830329,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              683706.2494,
              5374857.697,
              2096.683033,
              685226.6094,
              5375897.817,
              2643.303033
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    683706.2494207411,
                    5374857.696615169,
                    2096.683032801332
                  ],
                  [
                    683706.2494207411,
                    5375897.816615168,
                    2096.683032801332
                  ],
                  [
                    685226.6094207412,
                    5375897.816615168,
                    2643.303032801332
                  ],
                  [
                    685226.6094207412,
                    5374857.696615169,
                    2643.303032801332
                  ],
                  [
                    683706.2494207411,
                    5374857.696615169,
                    2096.683032801332
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:55:36+00:00",
            "end_time": "2018-09-26T17:21:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.40776858515193,
              48.32493825378688,
              1240.5077431268767
            ],
            [
              -120.40706215516857,
              48.338864298919695,
              1240.5077431268767
            ],
            [
              -120.38908919745741,
              48.338457484005815,
              1856.4877431268767
            ],
            [
              -120.38980051055026,
              48.32453163660569,
              1856.4877431268767
            ],
            [
              -120.40776858515193,
              48.32493825378688,
              1240.5077431268767
            ]
          ]
        ]
      },
      "bbox": [
        -120.4077686,
        48.32453164,
        1240.507743,
        -120.3890892,
        48.3388643,
        1856.487743
      ],
      "properties": {
        "datetime": "2018-10-04T17:30:40Z",
        "pc:count": 25020967,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692856.5384,
            "count": 25020967,
            "maximum": 693477.1532,
            "minimum": 692143.8732,
            "name": "X",
            "position": 0,
            "stddev": 385.6546084,
            "variance": 148729.477
          },
          {
            "average": 5356430.071,
            "count": 25020967,
            "maximum": 5357213.917,
            "minimum": 5355664.417,
            "name": "Y",
            "position": 1,
            "stddev": 435.9857274,
            "variance": 190083.5545
          },
          {
            "average": 1505.449736,
            "count": 25020967,
            "maximum": 1856.487743,
            "minimum": 1240.507743,
            "name": "Z",
            "position": 2,
            "stddev": 164.6296932,
            "variance": 27102.9359
          },
          {
            "average": 434.4059418,
            "count": 25020967,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 202.0311543,
            "variance": 40816.5873
          },
          {
            "average": 1.131511344,
            "count": 25020967,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4469941585,
            "variance": 0.1998037778
          },
          {
            "average": 1.262904747,
            "count": 25020967,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6709549805,
            "variance": 0.4501805859
          },
          {
            "average": 0.4960409804,
            "count": 25020967,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999843359,
            "variance": 0.2499843362
          },
          {
            "average": 0.0002961516236,
            "count": 25020967,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01720650835,
            "variance": 0.0002960639296
          },
          {
            "average": 1.476830372,
            "count": 25020967,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5804003102,
            "variance": 0.33686452
          },
          {
            "average": 2.380113458,
            "count": 25020967,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.22176521,
            "variance": 125.9280145
          },
          {
            "average": 0,
            "count": 25020967,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 97.08135533,
            "count": 25020967,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.122720927,
            "variance": 4.505944135
          },
          {
            "average": 222705327.1,
            "count": 25020967,
            "maximum": 222709440.2,
            "minimum": 222702883.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1303.392182,
            "variance": 1698831.18
          },
          {
            "average": 0,
            "count": 25020967,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25020967,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25020967,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25020967,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25020967,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692143.8732,
          5355664.417,
          1240.507743,
          693477.1532,
          5357213.917,
          1856.487743
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692143.873213013,
                5355664.417467892,
                1240.5077431268767
              ],
              [
                692143.873213013,
                5357213.917467892,
                1240.5077431268767
              ],
              [
                693477.1532130131,
                5357213.917467892,
                1856.4877431268767
              ],
              [
                693477.1532130131,
                5355664.417467892,
                1856.4877431268767
              ],
              [
                692143.873213013,
                5355664.417467892,
                1240.5077431268767
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:30:40+00:00",
        "end_time": "2018-10-04T15:41:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4077686,
            48.32453164,
            1240.507743,
            -120.3890892,
            48.3388643,
            1856.487743
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.40776858515193,
                  48.32493825378688,
                  1240.5077431268767
                ],
                [
                  -120.40706215516857,
                  48.338864298919695,
                  1240.5077431268767
                ],
                [
                  -120.38908919745741,
                  48.338457484005815,
                  1856.4877431268767
                ],
                [
                  -120.38980051055026,
                  48.32453163660569,
                  1856.4877431268767
                ],
                [
                  -120.40776858515193,
                  48.32493825378688,
                  1240.5077431268767
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:30:40Z",
            "pc:count": 25020967,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692856.5384,
                "count": 25020967,
                "maximum": 693477.1532,
                "minimum": 692143.8732,
                "name": "X",
                "position": 0,
                "stddev": 385.6546084,
                "variance": 148729.477
              },
              {
                "average": 5356430.071,
                "count": 25020967,
                "maximum": 5357213.917,
                "minimum": 5355664.417,
                "name": "Y",
                "position": 1,
                "stddev": 435.9857274,
                "variance": 190083.5545
              },
              {
                "average": 1505.449736,
                "count": 25020967,
                "maximum": 1856.487743,
                "minimum": 1240.507743,
                "name": "Z",
                "position": 2,
                "stddev": 164.6296932,
                "variance": 27102.9359
              },
              {
                "average": 434.4059418,
                "count": 25020967,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 202.0311543,
                "variance": 40816.5873
              },
              {
                "average": 1.131511344,
                "count": 25020967,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4469941585,
                "variance": 0.1998037778
              },
              {
                "average": 1.262904747,
                "count": 25020967,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6709549805,
                "variance": 0.4501805859
              },
              {
                "average": 0.4960409804,
                "count": 25020967,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999843359,
                "variance": 0.2499843362
              },
              {
                "average": 0.0002961516236,
                "count": 25020967,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01720650835,
                "variance": 0.0002960639296
              },
              {
                "average": 1.476830372,
                "count": 25020967,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5804003102,
                "variance": 0.33686452
              },
              {
                "average": 2.380113458,
                "count": 25020967,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.22176521,
                "variance": 125.9280145
              },
              {
                "average": 0,
                "count": 25020967,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 97.08135533,
                "count": 25020967,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.122720927,
                "variance": 4.505944135
              },
              {
                "average": 222705327.1,
                "count": 25020967,
                "maximum": 222709440.2,
                "minimum": 222702883.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1303.392182,
                "variance": 1698831.18
              },
              {
                "average": 0,
                "count": 25020967,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25020967,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25020967,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25020967,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25020967,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692143.8732,
              5355664.417,
              1240.507743,
              693477.1532,
              5357213.917,
              1856.487743
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692143.873213013,
                    5355664.417467892,
                    1240.5077431268767
                  ],
                  [
                    692143.873213013,
                    5357213.917467892,
                    1240.5077431268767
                  ],
                  [
                    693477.1532130131,
                    5357213.917467892,
                    1856.4877431268767
                  ],
                  [
                    693477.1532130131,
                    5355664.417467892,
                    1856.4877431268767
                  ],
                  [
                    692143.873213013,
                    5355664.417467892,
                    1240.5077431268767
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:30:40+00:00",
            "end_time": "2018-10-04T15:41:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_556088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.59061574811376,
              48.37841270548323,
              1821.824054774194
            ],
            [
              -120.58996976725807,
              48.392089063689006,
              1821.824054774194
            ],
            [
              -120.57170778482568,
              48.39170486420027,
              2357.8840547741943
            ],
            [
              -120.57235864891581,
              48.378028689428405,
              2357.8840547741943
            ],
            [
              -120.59061574811376,
              48.37841270548323,
              1821.824054774194
            ]
          ]
        ]
      },
      "bbox": [
        -120.5906157,
        48.37802869,
        1821.824055,
        -120.5717078,
        48.39208906,
        2357.884055
      ],
      "properties": {
        "datetime": "2018-09-26T16:36:37Z",
        "pc:count": 19787044,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 679229.1735,
            "count": 19787044,
            "maximum": 679757.912,
            "minimum": 678404.792,
            "name": "X",
            "position": 0,
            "stddev": 318.8558613,
            "variance": 101669.0603
          },
          {
            "average": 5361784.818,
            "count": 19787044,
            "maximum": 5362687.054,
            "minimum": 5361165.534,
            "name": "Y",
            "position": 1,
            "stddev": 370.191765,
            "variance": 137041.9428
          },
          {
            "average": 2071.607272,
            "count": 19787044,
            "maximum": 2357.884055,
            "minimum": 1821.824055,
            "name": "Z",
            "position": 2,
            "stddev": 104.7297035,
            "variance": 10968.31079
          },
          {
            "average": 725.9476827,
            "count": 19787044,
            "maximum": 3786,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 402.8036901,
            "variance": 162250.8127
          },
          {
            "average": 1.256136945,
            "count": 19787044,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5794262071,
            "variance": 0.3357347295
          },
          {
            "average": 1.512216529,
            "count": 19787044,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8279282127,
            "variance": 0.6854651254
          },
          {
            "average": 0.4975601207,
            "count": 19787044,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999940596,
            "variance": 0.2499940596
          },
          {
            "average": 0.0002491529306,
            "count": 19787044,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01578261277,
            "variance": 0.000249090866
          },
          {
            "average": 1.367351334,
            "count": 19787044,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.525349367,
            "variance": 0.2759919574
          },
          {
            "average": -6.091182317,
            "count": 19787044,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.859889362,
            "variance": 97.21741824
          },
          {
            "average": 0,
            "count": 19787044,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.05971771,
            "count": 19787044,
            "maximum": 51,
            "minimum": 48,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7560978255,
            "variance": 0.5716839217
          },
          {
            "average": 222014303.4,
            "count": 19787044,
            "maximum": 222014997.6,
            "minimum": 222013928.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 294.4891251,
            "variance": 86723.84478
          },
          {
            "average": 0,
            "count": 19787044,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19787044,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19787044,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19787044,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19787044,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          678404.792,
          5361165.534,
          1821.824055,
          679757.912,
          5362687.054,
          2357.884055
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                678404.792031189,
                5361165.5335675245,
                1821.824054774194
              ],
              [
                678404.792031189,
                5362687.053567524,
                1821.824054774194
              ],
              [
                679757.9120311891,
                5362687.053567524,
                2357.8840547741943
              ],
              [
                679757.9120311891,
                5361165.5335675245,
                2357.8840547741943
              ],
              [
                678404.792031189,
                5361165.5335675245,
                1821.824054774194
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:36:37+00:00",
        "end_time": "2018-09-26T16:18:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_556088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_556088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_556088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5906157,
            48.37802869,
            1821.824055,
            -120.5717078,
            48.39208906,
            2357.884055
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.59061574811376,
                  48.37841270548323,
                  1821.824054774194
                ],
                [
                  -120.58996976725807,
                  48.392089063689006,
                  1821.824054774194
                ],
                [
                  -120.57170778482568,
                  48.39170486420027,
                  2357.8840547741943
                ],
                [
                  -120.57235864891581,
                  48.378028689428405,
                  2357.8840547741943
                ],
                [
                  -120.59061574811376,
                  48.37841270548323,
                  1821.824054774194
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_556088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_556088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:36:37Z",
            "pc:count": 19787044,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 679229.1735,
                "count": 19787044,
                "maximum": 679757.912,
                "minimum": 678404.792,
                "name": "X",
                "position": 0,
                "stddev": 318.8558613,
                "variance": 101669.0603
              },
              {
                "average": 5361784.818,
                "count": 19787044,
                "maximum": 5362687.054,
                "minimum": 5361165.534,
                "name": "Y",
                "position": 1,
                "stddev": 370.191765,
                "variance": 137041.9428
              },
              {
                "average": 2071.607272,
                "count": 19787044,
                "maximum": 2357.884055,
                "minimum": 1821.824055,
                "name": "Z",
                "position": 2,
                "stddev": 104.7297035,
                "variance": 10968.31079
              },
              {
                "average": 725.9476827,
                "count": 19787044,
                "maximum": 3786,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 402.8036901,
                "variance": 162250.8127
              },
              {
                "average": 1.256136945,
                "count": 19787044,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5794262071,
                "variance": 0.3357347295
              },
              {
                "average": 1.512216529,
                "count": 19787044,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8279282127,
                "variance": 0.6854651254
              },
              {
                "average": 0.4975601207,
                "count": 19787044,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999940596,
                "variance": 0.2499940596
              },
              {
                "average": 0.0002491529306,
                "count": 19787044,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01578261277,
                "variance": 0.000249090866
              },
              {
                "average": 1.367351334,
                "count": 19787044,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.525349367,
                "variance": 0.2759919574
              },
              {
                "average": -6.091182317,
                "count": 19787044,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.859889362,
                "variance": 97.21741824
              },
              {
                "average": 0,
                "count": 19787044,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.05971771,
                "count": 19787044,
                "maximum": 51,
                "minimum": 48,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7560978255,
                "variance": 0.5716839217
              },
              {
                "average": 222014303.4,
                "count": 19787044,
                "maximum": 222014997.6,
                "minimum": 222013928.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 294.4891251,
                "variance": 86723.84478
              },
              {
                "average": 0,
                "count": 19787044,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19787044,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19787044,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19787044,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19787044,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              678404.792,
              5361165.534,
              1821.824055,
              679757.912,
              5362687.054,
              2357.884055
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    678404.792031189,
                    5361165.5335675245,
                    1821.824054774194
                  ],
                  [
                    678404.792031189,
                    5362687.053567524,
                    1821.824054774194
                  ],
                  [
                    679757.9120311891,
                    5362687.053567524,
                    2357.8840547741943
                  ],
                  [
                    679757.9120311891,
                    5361165.5335675245,
                    2357.8840547741943
                  ],
                  [
                    678404.792031189,
                    5361165.5335675245,
                    1821.824054774194
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:36:37+00:00",
            "end_time": "2018-09-26T16:18:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53332118756327,
              48.44590233721116,
              1169.2320204657783
            ],
            [
              -120.5326425781275,
              48.4599018826806,
              1169.2320204657783
            ],
            [
              -120.5116108723199,
              48.45944879371438,
              2177.7920204657785
            ],
            [
              -120.5122952517219,
              48.44544946974372,
              2177.7920204657785
            ],
            [
              -120.53332118756327,
              48.44590233721116,
              1169.2320204657783
            ]
          ]
        ]
      },
      "bbox": [
        -120.5333212,
        48.44544947,
        1169.23202,
        -120.5116109,
        48.45990188,
        2177.79202
      ],
      "properties": {
        "datetime": "2018-09-26T17:26:32Z",
        "pc:count": 35080921,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683138.2818,
            "count": 35080921,
            "maximum": 683961.5715,
            "minimum": 682405.2315,
            "name": "X",
            "position": 0,
            "stddev": 425.9879924,
            "variance": 181465.7696
          },
          {
            "average": 5369581.517,
            "count": 35080921,
            "maximum": 5370359.027,
            "minimum": 5368801.467,
            "name": "Y",
            "position": 1,
            "stddev": 419.8406267,
            "variance": 176266.1518
          },
          {
            "average": 1680.267106,
            "count": 35080921,
            "maximum": 2177.79202,
            "minimum": 1169.23202,
            "name": "Z",
            "position": 2,
            "stddev": 212.6730027,
            "variance": 45229.80607
          },
          {
            "average": 497.0122633,
            "count": 35080921,
            "maximum": 4095,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 285.7679412,
            "variance": 81663.3162
          },
          {
            "average": 1.357864892,
            "count": 35080921,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6635121044,
            "variance": 0.4402483127
          },
          {
            "average": 1.715441393,
            "count": 35080921,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9134854344,
            "variance": 0.8344556389
          },
          {
            "average": 0.4983076699,
            "count": 35080921,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999971431,
            "variance": 0.2499971431
          },
          {
            "average": 0.0002756484073,
            "count": 35080921,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01660037449,
            "variance": 0.0002755724331
          },
          {
            "average": 1.352354119,
            "count": 35080921,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5512968254,
            "variance": 0.3039281897
          },
          {
            "average": -1.112252112,
            "count": 35080921,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.75959319,
            "variance": 115.7688456
          },
          {
            "average": 0,
            "count": 35080921,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.21794288,
            "count": 35080921,
            "maximum": 58,
            "minimum": 54,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.040571074,
            "variance": 1.082788161
          },
          {
            "average": 222017208.9,
            "count": 35080921,
            "maximum": 222017992.7,
            "minimum": 222016152.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 466.3585068,
            "variance": 217490.2568
          },
          {
            "average": 0,
            "count": 35080921,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35080921,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35080921,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35080921,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35080921,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682405.2315,
          5368801.467,
          1169.23202,
          683961.5715,
          5370359.027,
          2177.79202
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682405.2314565541,
                5368801.467043805,
                1169.2320204657783
              ],
              [
                682405.2314565541,
                5370359.027043805,
                1169.2320204657783
              ],
              [
                683961.5714565542,
                5370359.027043805,
                2177.7920204657785
              ],
              [
                683961.5714565542,
                5368801.467043805,
                2177.7920204657785
              ],
              [
                682405.2314565541,
                5368801.467043805,
                1169.2320204657783
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:26:32+00:00",
        "end_time": "2018-09-26T16:55:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5333212,
            48.44544947,
            1169.23202,
            -120.5116109,
            48.45990188,
            2177.79202
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53332118756327,
                  48.44590233721116,
                  1169.2320204657783
                ],
                [
                  -120.5326425781275,
                  48.4599018826806,
                  1169.2320204657783
                ],
                [
                  -120.5116108723199,
                  48.45944879371438,
                  2177.7920204657785
                ],
                [
                  -120.5122952517219,
                  48.44544946974372,
                  2177.7920204657785
                ],
                [
                  -120.53332118756327,
                  48.44590233721116,
                  1169.2320204657783
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:26:32Z",
            "pc:count": 35080921,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683138.2818,
                "count": 35080921,
                "maximum": 683961.5715,
                "minimum": 682405.2315,
                "name": "X",
                "position": 0,
                "stddev": 425.9879924,
                "variance": 181465.7696
              },
              {
                "average": 5369581.517,
                "count": 35080921,
                "maximum": 5370359.027,
                "minimum": 5368801.467,
                "name": "Y",
                "position": 1,
                "stddev": 419.8406267,
                "variance": 176266.1518
              },
              {
                "average": 1680.267106,
                "count": 35080921,
                "maximum": 2177.79202,
                "minimum": 1169.23202,
                "name": "Z",
                "position": 2,
                "stddev": 212.6730027,
                "variance": 45229.80607
              },
              {
                "average": 497.0122633,
                "count": 35080921,
                "maximum": 4095,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 285.7679412,
                "variance": 81663.3162
              },
              {
                "average": 1.357864892,
                "count": 35080921,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6635121044,
                "variance": 0.4402483127
              },
              {
                "average": 1.715441393,
                "count": 35080921,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9134854344,
                "variance": 0.8344556389
              },
              {
                "average": 0.4983076699,
                "count": 35080921,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999971431,
                "variance": 0.2499971431
              },
              {
                "average": 0.0002756484073,
                "count": 35080921,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01660037449,
                "variance": 0.0002755724331
              },
              {
                "average": 1.352354119,
                "count": 35080921,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5512968254,
                "variance": 0.3039281897
              },
              {
                "average": -1.112252112,
                "count": 35080921,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.75959319,
                "variance": 115.7688456
              },
              {
                "average": 0,
                "count": 35080921,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.21794288,
                "count": 35080921,
                "maximum": 58,
                "minimum": 54,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.040571074,
                "variance": 1.082788161
              },
              {
                "average": 222017208.9,
                "count": 35080921,
                "maximum": 222017992.7,
                "minimum": 222016152.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 466.3585068,
                "variance": 217490.2568
              },
              {
                "average": 0,
                "count": 35080921,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35080921,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35080921,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35080921,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35080921,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682405.2315,
              5368801.467,
              1169.23202,
              683961.5715,
              5370359.027,
              2177.79202
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682405.2314565541,
                    5368801.467043805,
                    1169.2320204657783
                  ],
                  [
                    682405.2314565541,
                    5370359.027043805,
                    1169.2320204657783
                  ],
                  [
                    683961.5714565542,
                    5370359.027043805,
                    2177.7920204657785
                  ],
                  [
                    683961.5714565542,
                    5368801.467043805,
                    2177.7920204657785
                  ],
                  [
                    682405.2314565541,
                    5368801.467043805,
                    1169.2320204657783
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:26:32+00:00",
            "end_time": "2018-09-26T16:55:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92435363665156,
              48.607501887975765,
              2005.3286231747688
            ],
            [
              -119.9242617237469,
              48.609013949546124,
              2005.3286231747688
            ],
            [
              -119.92296884681075,
              48.608979380548256,
              2074.788623174769
            ],
            [
              -119.92306079820206,
              48.60746732080484,
              2074.788623174769
            ],
            [
              -119.92435363665156,
              48.607501887975765,
              2005.3286231747688
            ]
          ]
        ]
      },
      "bbox": [
        -119.9243536,
        48.60746732,
        2005.328623,
        -119.9229688,
        48.60901395,
        2074.788623
      ],
      "properties": {
        "datetime": "2018-07-19T15:27:09Z",
        "pc:count": 253280,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726747.0886,
            "count": 253280,
            "maximum": 726804.7238,
            "minimum": 726709.2838,
            "name": "X",
            "position": 0,
            "stddev": 21.57124646,
            "variance": 465.3186737
          },
          {
            "average": 5388486.489,
            "count": 253280,
            "maximum": 5388560.381,
            "minimum": 5388392.061,
            "name": "Y",
            "position": 1,
            "stddev": 42.84935603,
            "variance": 1836.067312
          },
          {
            "average": 2045.754269,
            "count": 253280,
            "maximum": 2074.788623,
            "minimum": 2005.328623,
            "name": "Z",
            "position": 2,
            "stddev": 13.43259266,
            "variance": 180.4345454
          },
          {
            "average": 1670.669007,
            "count": 253280,
            "maximum": 3821,
            "minimum": 409,
            "name": "Intensity",
            "position": 3,
            "stddev": 578.7176693,
            "variance": 334914.1407
          },
          {
            "average": 1.12868367,
            "count": 253280,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3969093061,
            "variance": 0.1575369973
          },
          {
            "average": 1.257165982,
            "count": 253280,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5718193248,
            "variance": 0.3269773402
          },
          {
            "average": 0.4882185723,
            "count": 253280,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998621655,
            "variance": 0.2498621845
          },
          {
            "average": 0.0005961781428,
            "count": 253280,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0244095282,
            "variance": 0.0005958250668
          },
          {
            "average": 1.494472521,
            "count": 253280,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5697294984,
            "variance": 0.3245917014
          },
          {
            "average": -0.5631100675,
            "count": 253280,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 16.06461604,
            "variance": 258.0718884
          },
          {
            "average": 0,
            "count": 253280,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 8.371703253,
            "count": 253280,
            "maximum": 10,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.300679352,
            "variance": 1.691766776
          },
          {
            "average": 216048355.6,
            "count": 253280,
            "maximum": 216049229.6,
            "minimum": 216047641.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 691.2601313,
            "variance": 477840.5691
          },
          {
            "average": 0,
            "count": 253280,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253280,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253280,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253280,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253280,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726709.2838,
          5388392.061,
          2005.328623,
          726804.7238,
          5388560.381,
          2074.788623
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726709.2838000959,
                5388392.060613191,
                2005.3286231747688
              ],
              [
                726709.2838000959,
                5388560.380613191,
                2005.3286231747688
              ],
              [
                726804.7238000958,
                5388560.380613191,
                2074.788623174769
              ],
              [
                726804.7238000958,
                5388392.060613191,
                2074.788623174769
              ],
              [
                726709.2838000959,
                5388392.060613191,
                2005.3286231747688
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:27:09+00:00",
        "end_time": "2018-07-19T15:00:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9243536,
            48.60746732,
            2005.328623,
            -119.9229688,
            48.60901395,
            2074.788623
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92435363665156,
                  48.607501887975765,
                  2005.3286231747688
                ],
                [
                  -119.9242617237469,
                  48.609013949546124,
                  2005.3286231747688
                ],
                [
                  -119.92296884681075,
                  48.608979380548256,
                  2074.788623174769
                ],
                [
                  -119.92306079820206,
                  48.60746732080484,
                  2074.788623174769
                ],
                [
                  -119.92435363665156,
                  48.607501887975765,
                  2005.3286231747688
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:27:09Z",
            "pc:count": 253280,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726747.0886,
                "count": 253280,
                "maximum": 726804.7238,
                "minimum": 726709.2838,
                "name": "X",
                "position": 0,
                "stddev": 21.57124646,
                "variance": 465.3186737
              },
              {
                "average": 5388486.489,
                "count": 253280,
                "maximum": 5388560.381,
                "minimum": 5388392.061,
                "name": "Y",
                "position": 1,
                "stddev": 42.84935603,
                "variance": 1836.067312
              },
              {
                "average": 2045.754269,
                "count": 253280,
                "maximum": 2074.788623,
                "minimum": 2005.328623,
                "name": "Z",
                "position": 2,
                "stddev": 13.43259266,
                "variance": 180.4345454
              },
              {
                "average": 1670.669007,
                "count": 253280,
                "maximum": 3821,
                "minimum": 409,
                "name": "Intensity",
                "position": 3,
                "stddev": 578.7176693,
                "variance": 334914.1407
              },
              {
                "average": 1.12868367,
                "count": 253280,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3969093061,
                "variance": 0.1575369973
              },
              {
                "average": 1.257165982,
                "count": 253280,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5718193248,
                "variance": 0.3269773402
              },
              {
                "average": 0.4882185723,
                "count": 253280,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998621655,
                "variance": 0.2498621845
              },
              {
                "average": 0.0005961781428,
                "count": 253280,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0244095282,
                "variance": 0.0005958250668
              },
              {
                "average": 1.494472521,
                "count": 253280,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5697294984,
                "variance": 0.3245917014
              },
              {
                "average": -0.5631100675,
                "count": 253280,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 16.06461604,
                "variance": 258.0718884
              },
              {
                "average": 0,
                "count": 253280,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 8.371703253,
                "count": 253280,
                "maximum": 10,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.300679352,
                "variance": 1.691766776
              },
              {
                "average": 216048355.6,
                "count": 253280,
                "maximum": 216049229.6,
                "minimum": 216047641.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 691.2601313,
                "variance": 477840.5691
              },
              {
                "average": 0,
                "count": 253280,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253280,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253280,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253280,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253280,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726709.2838,
              5388392.061,
              2005.328623,
              726804.7238,
              5388560.381,
              2074.788623
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726709.2838000959,
                    5388392.060613191,
                    2005.3286231747688
                  ],
                  [
                    726709.2838000959,
                    5388560.380613191,
                    2005.3286231747688
                  ],
                  [
                    726804.7238000958,
                    5388560.380613191,
                    2074.788623174769
                  ],
                  [
                    726804.7238000958,
                    5388392.060613191,
                    2074.788623174769
                  ],
                  [
                    726709.2838000959,
                    5388392.060613191,
                    2005.3286231747688
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:27:09+00:00",
            "end_time": "2018-07-19T15:00:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92502653051092,
              48.63599622274731,
              2175.03711013681
            ],
            [
              -119.92419948569444,
              48.649586732430336,
              2175.03711013681
            ],
            [
              -119.91973994040171,
              48.6494674510757,
              2401.2971101368103
            ],
            [
              -119.92056817971567,
              48.63587699804934,
              2401.2971101368103
            ],
            [
              -119.92502653051092,
              48.63599622274731,
              2175.03711013681
            ]
          ]
        ]
      },
      "bbox": [
        -119.9250265,
        48.635877,
        2175.03711,
        -119.9197399,
        48.64958673,
        2401.29711
      ],
      "properties": {
        "datetime": "2018-07-19T15:28:10Z",
        "pc:count": 3726735,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726634.8706,
            "count": 3726735,
            "maximum": 726860.9777,
            "minimum": 726532.0377,
            "name": "X",
            "position": 0,
            "stddev": 57.3842526,
            "variance": 3292.952447
          },
          {
            "average": 5392386.331,
            "count": 3726735,
            "maximum": 5393069.74,
            "minimum": 5391556.86,
            "name": "Y",
            "position": 1,
            "stddev": 409.412808,
            "variance": 167618.8474
          },
          {
            "average": 2277.748579,
            "count": 3726735,
            "maximum": 2401.29711,
            "minimum": 2175.03711,
            "name": "Z",
            "position": 2,
            "stddev": 51.56613897,
            "variance": 2659.066688
          },
          {
            "average": 2022.955112,
            "count": 3726735,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 872.3865987,
            "variance": 761058.3776
          },
          {
            "average": 1.208256557,
            "count": 3726735,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5265923651,
            "variance": 0.277299519
          },
          {
            "average": 1.41778742,
            "count": 3726735,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7629011864,
            "variance": 0.5820182202
          },
          {
            "average": 0.4936744899,
            "count": 3726735,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999600534,
            "variance": 0.249960055
          },
          {
            "average": 0.0003633207083,
            "count": 3726735,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01905751306,
            "variance": 0.0003631888039
          },
          {
            "average": 1.440952469,
            "count": 3726735,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5578483264,
            "variance": 0.3111947553
          },
          {
            "average": 8.315692053,
            "count": 3726735,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.04805258,
            "variance": 197.3477814
          },
          {
            "average": 0,
            "count": 3726735,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.744550927,
            "count": 3726735,
            "maximum": 10,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.980750828,
            "variance": 0.9618721867
          },
          {
            "average": 216048036.9,
            "count": 3726735,
            "maximum": 216049290.4,
            "minimum": 216047691.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 505.963309,
            "variance": 255998.87
          },
          {
            "average": 0,
            "count": 3726735,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3726735,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3726735,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3726735,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3726735,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726532.0377,
          5391556.86,
          2175.03711,
          726860.9777,
          5393069.74,
          2401.29711
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726532.0376542907,
                5391556.860011381,
                2175.03711013681
              ],
              [
                726532.0376542907,
                5393069.740011382,
                2175.03711013681
              ],
              [
                726860.9776542906,
                5393069.740011382,
                2401.2971101368103
              ],
              [
                726860.9776542906,
                5391556.860011381,
                2401.2971101368103
              ],
              [
                726532.0376542907,
                5391556.860011381,
                2175.03711013681
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:28:10+00:00",
        "end_time": "2018-07-19T15:01:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9250265,
            48.635877,
            2175.03711,
            -119.9197399,
            48.64958673,
            2401.29711
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92502653051092,
                  48.63599622274731,
                  2175.03711013681
                ],
                [
                  -119.92419948569444,
                  48.649586732430336,
                  2175.03711013681
                ],
                [
                  -119.91973994040171,
                  48.6494674510757,
                  2401.2971101368103
                ],
                [
                  -119.92056817971567,
                  48.63587699804934,
                  2401.2971101368103
                ],
                [
                  -119.92502653051092,
                  48.63599622274731,
                  2175.03711013681
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:28:10Z",
            "pc:count": 3726735,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726634.8706,
                "count": 3726735,
                "maximum": 726860.9777,
                "minimum": 726532.0377,
                "name": "X",
                "position": 0,
                "stddev": 57.3842526,
                "variance": 3292.952447
              },
              {
                "average": 5392386.331,
                "count": 3726735,
                "maximum": 5393069.74,
                "minimum": 5391556.86,
                "name": "Y",
                "position": 1,
                "stddev": 409.412808,
                "variance": 167618.8474
              },
              {
                "average": 2277.748579,
                "count": 3726735,
                "maximum": 2401.29711,
                "minimum": 2175.03711,
                "name": "Z",
                "position": 2,
                "stddev": 51.56613897,
                "variance": 2659.066688
              },
              {
                "average": 2022.955112,
                "count": 3726735,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 872.3865987,
                "variance": 761058.3776
              },
              {
                "average": 1.208256557,
                "count": 3726735,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5265923651,
                "variance": 0.277299519
              },
              {
                "average": 1.41778742,
                "count": 3726735,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7629011864,
                "variance": 0.5820182202
              },
              {
                "average": 0.4936744899,
                "count": 3726735,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999600534,
                "variance": 0.249960055
              },
              {
                "average": 0.0003633207083,
                "count": 3726735,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01905751306,
                "variance": 0.0003631888039
              },
              {
                "average": 1.440952469,
                "count": 3726735,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5578483264,
                "variance": 0.3111947553
              },
              {
                "average": 8.315692053,
                "count": 3726735,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.04805258,
                "variance": 197.3477814
              },
              {
                "average": 0,
                "count": 3726735,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.744550927,
                "count": 3726735,
                "maximum": 10,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.980750828,
                "variance": 0.9618721867
              },
              {
                "average": 216048036.9,
                "count": 3726735,
                "maximum": 216049290.4,
                "minimum": 216047691.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 505.963309,
                "variance": 255998.87
              },
              {
                "average": 0,
                "count": 3726735,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3726735,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3726735,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3726735,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3726735,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726532.0377,
              5391556.86,
              2175.03711,
              726860.9777,
              5393069.74,
              2401.29711
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726532.0376542907,
                    5391556.860011381,
                    2175.03711013681
                  ],
                  [
                    726532.0376542907,
                    5393069.740011382,
                    2175.03711013681
                  ],
                  [
                    726860.9776542906,
                    5393069.740011382,
                    2401.2971101368103
                  ],
                  [
                    726860.9776542906,
                    5391556.860011381,
                    2401.2971101368103
                  ],
                  [
                    726532.0376542907,
                    5391556.860011381,
                    2175.03711013681
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:28:10+00:00",
            "end_time": "2018-07-19T15:01:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.5330523127906,
              48.41891388871792,
              920.7040994517513
            ],
            [
              -120.53237428086092,
              48.43291331754487,
              920.7040994517513
            ],
            [
              -120.5113518287716,
              48.432460326672775,
              1448.2040994517513
            ],
            [
              -120.51203562259097,
              48.418461119269296,
              1448.2040994517513
            ],
            [
              -120.5330523127906,
              48.41891388871792,
              920.7040994517513
            ]
          ]
        ]
      },
      "bbox": [
        -120.5330523,
        48.41846112,
        920.7040995,
        -120.5113518,
        48.43291332,
        1448.204099
      ],
      "properties": {
        "datetime": "2018-09-26T17:27:19Z",
        "pc:count": 27742707,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683283.5724,
            "count": 27742707,
            "maximum": 684078.2791,
            "minimum": 682521.7991,
            "name": "X",
            "position": 0,
            "stddev": 425.1428512,
            "variance": 180746.4439
          },
          {
            "average": 5366588.267,
            "count": 27742707,
            "maximum": 5367360.097,
            "minimum": 5365802.557,
            "name": "Y",
            "position": 1,
            "stddev": 435.5697136,
            "variance": 189720.9754
          },
          {
            "average": 1094.974782,
            "count": 27742707,
            "maximum": 1448.204099,
            "minimum": 920.7040995,
            "name": "Z",
            "position": 2,
            "stddev": 129.4581672,
            "variance": 16759.41705
          },
          {
            "average": 562.5372318,
            "count": 27742707,
            "maximum": 4095,
            "minimum": 80,
            "name": "Intensity",
            "position": 3,
            "stddev": 261.603909,
            "variance": 68436.6052
          },
          {
            "average": 1.10091034,
            "count": 27742707,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3261992429,
            "variance": 0.1064059461
          },
          {
            "average": 1.201807343,
            "count": 27742707,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4561885495,
            "variance": 0.2081079927
          },
          {
            "average": 0.4985722194,
            "count": 27742707,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999979704,
            "variance": 0.2499979705
          },
          {
            "average": 0.0002932662627,
            "count": 27742707,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01712250765,
            "variance": 0.0002931802682
          },
          {
            "average": 1.449387545,
            "count": 27742707,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.555232508,
            "variance": 0.308283138
          },
          {
            "average": -0.5749472493,
            "count": 27742707,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.92487719,
            "variance": 98.50318724
          },
          {
            "average": 0,
            "count": 27742707,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.26739781,
            "count": 27742707,
            "maximum": 58,
            "minimum": 54,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.080678329,
            "variance": 1.167865652
          },
          {
            "average": 222017226.7,
            "count": 27742707,
            "maximum": 222018039,
            "minimum": 222016195.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 489.693011,
            "variance": 239799.245
          },
          {
            "average": 0,
            "count": 27742707,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742707,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742707,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742707,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742707,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682521.7991,
          5365802.557,
          920.7040995,
          684078.2791,
          5367360.097,
          1448.204099
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682521.7990567015,
                5365802.557393881,
                920.7040994517513
              ],
              [
                682521.7990567015,
                5367360.09739388,
                920.7040994517513
              ],
              [
                684078.2790567015,
                5367360.09739388,
                1448.2040994517513
              ],
              [
                684078.2790567015,
                5365802.557393881,
                1448.2040994517513
              ],
              [
                682521.7990567015,
                5365802.557393881,
                920.7040994517513
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:27:19+00:00",
        "end_time": "2018-09-26T16:56:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5330523,
            48.41846112,
            920.7040995,
            -120.5113518,
            48.43291332,
            1448.204099
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.5330523127906,
                  48.41891388871792,
                  920.7040994517513
                ],
                [
                  -120.53237428086092,
                  48.43291331754487,
                  920.7040994517513
                ],
                [
                  -120.5113518287716,
                  48.432460326672775,
                  1448.2040994517513
                ],
                [
                  -120.51203562259097,
                  48.418461119269296,
                  1448.2040994517513
                ],
                [
                  -120.5330523127906,
                  48.41891388871792,
                  920.7040994517513
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:27:19Z",
            "pc:count": 27742707,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683283.5724,
                "count": 27742707,
                "maximum": 684078.2791,
                "minimum": 682521.7991,
                "name": "X",
                "position": 0,
                "stddev": 425.1428512,
                "variance": 180746.4439
              },
              {
                "average": 5366588.267,
                "count": 27742707,
                "maximum": 5367360.097,
                "minimum": 5365802.557,
                "name": "Y",
                "position": 1,
                "stddev": 435.5697136,
                "variance": 189720.9754
              },
              {
                "average": 1094.974782,
                "count": 27742707,
                "maximum": 1448.204099,
                "minimum": 920.7040995,
                "name": "Z",
                "position": 2,
                "stddev": 129.4581672,
                "variance": 16759.41705
              },
              {
                "average": 562.5372318,
                "count": 27742707,
                "maximum": 4095,
                "minimum": 80,
                "name": "Intensity",
                "position": 3,
                "stddev": 261.603909,
                "variance": 68436.6052
              },
              {
                "average": 1.10091034,
                "count": 27742707,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3261992429,
                "variance": 0.1064059461
              },
              {
                "average": 1.201807343,
                "count": 27742707,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4561885495,
                "variance": 0.2081079927
              },
              {
                "average": 0.4985722194,
                "count": 27742707,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999979704,
                "variance": 0.2499979705
              },
              {
                "average": 0.0002932662627,
                "count": 27742707,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01712250765,
                "variance": 0.0002931802682
              },
              {
                "average": 1.449387545,
                "count": 27742707,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.555232508,
                "variance": 0.308283138
              },
              {
                "average": -0.5749472493,
                "count": 27742707,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.92487719,
                "variance": 98.50318724
              },
              {
                "average": 0,
                "count": 27742707,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.26739781,
                "count": 27742707,
                "maximum": 58,
                "minimum": 54,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.080678329,
                "variance": 1.167865652
              },
              {
                "average": 222017226.7,
                "count": 27742707,
                "maximum": 222018039,
                "minimum": 222016195.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 489.693011,
                "variance": 239799.245
              },
              {
                "average": 0,
                "count": 27742707,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742707,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742707,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742707,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742707,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682521.7991,
              5365802.557,
              920.7040995,
              684078.2791,
              5367360.097,
              1448.204099
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682521.7990567015,
                    5365802.557393881,
                    920.7040994517513
                  ],
                  [
                    682521.7990567015,
                    5367360.09739388,
                    920.7040994517513
                  ],
                  [
                    684078.2790567015,
                    5367360.09739388,
                    1448.2040994517513
                  ],
                  [
                    684078.2790567015,
                    5365802.557393881,
                    1448.2040994517513
                  ],
                  [
                    682521.7990567015,
                    5365802.557393881,
                    920.7040994517513
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:27:19+00:00",
            "end_time": "2018-09-26T16:56:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39135179661542,
              48.43295036716494,
              1033.861247870942
            ],
            [
              -120.39063435332393,
              48.446950920957676,
              1033.861247870942
            ],
            [
              -120.36960519037275,
              48.44647186101347,
              1648.281247870942
            ],
            [
              -120.37032839943262,
              48.432471541419574,
              1648.281247870942
            ],
            [
              -120.39135179661542,
              48.43295036716494,
              1033.861247870942
            ]
          ]
        ]
      },
      "bbox": [
        -120.3913518,
        48.43247154,
        1033.861248,
        -120.3696052,
        48.44695092,
        1648.281248
      ],
      "properties": {
        "datetime": "2018-10-04T18:05:18Z",
        "pc:count": 34255084,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693708.069,
            "count": 34255084,
            "maximum": 694508.4939,
            "minimum": 692951.7739,
            "name": "X",
            "position": 0,
            "stddev": 427.967189,
            "variance": 183155.9149
          },
          {
            "average": 5368399.427,
            "count": 34255084,
            "maximum": 5369267.973,
            "minimum": 5367710.133,
            "name": "Y",
            "position": 1,
            "stddev": 446.7179693,
            "variance": 199556.9441
          },
          {
            "average": 1314.656619,
            "count": 34255084,
            "maximum": 1648.281248,
            "minimum": 1033.861248,
            "name": "Z",
            "position": 2,
            "stddev": 145.4953869,
            "variance": 21168.9076
          },
          {
            "average": 615.1756203,
            "count": 34255084,
            "maximum": 2433,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 309.0051222,
            "variance": 95484.16554
          },
          {
            "average": 1.259507961,
            "count": 34255084,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5838851662,
            "variance": 0.3409218873
          },
          {
            "average": 1.519275854,
            "count": 34255084,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8343976602,
            "variance": 0.6962194554
          },
          {
            "average": 0.4962308369,
            "count": 34255084,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999858005,
            "variance": 0.2499858007
          },
          {
            "average": 0.0002564582822,
            "count": 34255084,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01601226152,
            "variance": 0.0002563925189
          },
          {
            "average": 1.391381495,
            "count": 34255084,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5641958094,
            "variance": 0.3183169114
          },
          {
            "average": 1.432161992,
            "count": 34255084,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.81870582,
            "variance": 117.0443957
          },
          {
            "average": 0,
            "count": 34255084,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.9512632,
            "count": 34255084,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.612943026,
            "variance": 6.827471259
          },
          {
            "average": 222709068.7,
            "count": 34255084,
            "maximum": 222711518.2,
            "minimum": 222704823.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2076.06225,
            "variance": 4310034.467
          },
          {
            "average": 0,
            "count": 34255084,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34255084,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34255084,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34255084,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34255084,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692951.7739,
          5367710.133,
          1033.861248,
          694508.4939,
          5369267.973,
          1648.281248
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692951.7738918806,
                5367710.132800042,
                1033.861247870942
              ],
              [
                692951.7738918806,
                5369267.972800042,
                1033.861247870942
              ],
              [
                694508.4938918806,
                5369267.972800042,
                1648.281247870942
              ],
              [
                694508.4938918806,
                5367710.132800042,
                1648.281247870942
              ],
              [
                692951.7738918806,
                5367710.132800042,
                1033.861247870942
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:05:18+00:00",
        "end_time": "2018-10-04T16:13:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3913518,
            48.43247154,
            1033.861248,
            -120.3696052,
            48.44695092,
            1648.281248
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39135179661542,
                  48.43295036716494,
                  1033.861247870942
                ],
                [
                  -120.39063435332393,
                  48.446950920957676,
                  1033.861247870942
                ],
                [
                  -120.36960519037275,
                  48.44647186101347,
                  1648.281247870942
                ],
                [
                  -120.37032839943262,
                  48.432471541419574,
                  1648.281247870942
                ],
                [
                  -120.39135179661542,
                  48.43295036716494,
                  1033.861247870942
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:05:18Z",
            "pc:count": 34255084,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693708.069,
                "count": 34255084,
                "maximum": 694508.4939,
                "minimum": 692951.7739,
                "name": "X",
                "position": 0,
                "stddev": 427.967189,
                "variance": 183155.9149
              },
              {
                "average": 5368399.427,
                "count": 34255084,
                "maximum": 5369267.973,
                "minimum": 5367710.133,
                "name": "Y",
                "position": 1,
                "stddev": 446.7179693,
                "variance": 199556.9441
              },
              {
                "average": 1314.656619,
                "count": 34255084,
                "maximum": 1648.281248,
                "minimum": 1033.861248,
                "name": "Z",
                "position": 2,
                "stddev": 145.4953869,
                "variance": 21168.9076
              },
              {
                "average": 615.1756203,
                "count": 34255084,
                "maximum": 2433,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 309.0051222,
                "variance": 95484.16554
              },
              {
                "average": 1.259507961,
                "count": 34255084,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5838851662,
                "variance": 0.3409218873
              },
              {
                "average": 1.519275854,
                "count": 34255084,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8343976602,
                "variance": 0.6962194554
              },
              {
                "average": 0.4962308369,
                "count": 34255084,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999858005,
                "variance": 0.2499858007
              },
              {
                "average": 0.0002564582822,
                "count": 34255084,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01601226152,
                "variance": 0.0002563925189
              },
              {
                "average": 1.391381495,
                "count": 34255084,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5641958094,
                "variance": 0.3183169114
              },
              {
                "average": 1.432161992,
                "count": 34255084,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.81870582,
                "variance": 117.0443957
              },
              {
                "average": 0,
                "count": 34255084,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.9512632,
                "count": 34255084,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.612943026,
                "variance": 6.827471259
              },
              {
                "average": 222709068.7,
                "count": 34255084,
                "maximum": 222711518.2,
                "minimum": 222704823.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2076.06225,
                "variance": 4310034.467
              },
              {
                "average": 0,
                "count": 34255084,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34255084,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34255084,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34255084,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34255084,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692951.7739,
              5367710.133,
              1033.861248,
              694508.4939,
              5369267.973,
              1648.281248
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692951.7738918806,
                    5367710.132800042,
                    1033.861247870942
                  ],
                  [
                    692951.7738918806,
                    5369267.972800042,
                    1033.861247870942
                  ],
                  [
                    694508.4938918806,
                    5369267.972800042,
                    1648.281247870942
                  ],
                  [
                    694508.4938918806,
                    5367710.132800042,
                    1648.281247870942
                  ],
                  [
                    692951.7738918806,
                    5367710.132800042,
                    1033.861247870942
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:05:18+00:00",
            "end_time": "2018-10-04T16:13:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41140476597275,
              48.4058952307313,
              1357.4368290263078
            ],
            [
              -120.41069357377025,
              48.41989481516739,
              1357.4368290263078
            ],
            [
              -120.38967766620665,
              48.41941967358056,
              1890.9368290263078
            ],
            [
              -120.39039461483391,
              48.40542032138498,
              1890.9368290263078
            ],
            [
              -120.41140476597275,
              48.4058952307313,
              1357.4368290263078
            ]
          ]
        ]
      },
      "bbox": [
        -120.4114048,
        48.40542032,
        1357.436829,
        -120.3896777,
        48.41989482,
        1890.936829
      ],
      "properties": {
        "datetime": "2018-10-04T17:32:59Z",
        "pc:count": 42000377,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692316.0832,
            "count": 42000377,
            "maximum": 693126.882,
            "minimum": 691570.342,
            "name": "X",
            "position": 0,
            "stddev": 442.3830189,
            "variance": 195702.7354
          },
          {
            "average": 5365426.27,
            "count": 42000377,
            "maximum": 5366210.547,
            "minimum": 5364652.847,
            "name": "Y",
            "position": 1,
            "stddev": 431.795205,
            "variance": 186447.099
          },
          {
            "average": 1593.09051,
            "count": 42000377,
            "maximum": 1890.936829,
            "minimum": 1357.436829,
            "name": "Z",
            "position": 2,
            "stddev": 92.89923585,
            "variance": 8630.268021
          },
          {
            "average": 555.5863226,
            "count": 42000377,
            "maximum": 4095,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 362.776902,
            "variance": 131607.0806
          },
          {
            "average": 1.489451416,
            "count": 42000377,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7818999279,
            "variance": 0.6113674972
          },
          {
            "average": 1.978757786,
            "count": 42000377,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.051157657,
            "variance": 1.10493242
          },
          {
            "average": 0.4972926076,
            "count": 42000377,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999926759,
            "variance": 0.249992676
          },
          {
            "average": 0.0003028306151,
            "count": 42000377,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01739939412,
            "variance": 0.0003027389159
          },
          {
            "average": 1.302674997,
            "count": 42000377,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5193513256,
            "variance": 0.2697257994
          },
          {
            "average": -0.1627420766,
            "count": 42000377,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.87207661,
            "variance": 140.9462031
          },
          {
            "average": 0,
            "count": 42000377,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.50989916,
            "count": 42000377,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.276922658,
            "variance": 5.18437679
          },
          {
            "average": 222704778.7,
            "count": 42000377,
            "maximum": 222709579.1,
            "minimum": 222703021.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1216.430077,
            "variance": 1479702.132
          },
          {
            "average": 0,
            "count": 42000377,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42000377,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42000377,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42000377,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42000377,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691570.342,
          5364652.847,
          1357.436829,
          693126.882,
          5366210.547,
          1890.936829
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691570.3419691261,
                5364652.847494515,
                1357.4368290263078
              ],
              [
                691570.3419691261,
                5366210.547494514,
                1357.4368290263078
              ],
              [
                693126.8819691262,
                5366210.547494514,
                1890.9368290263078
              ],
              [
                693126.8819691262,
                5364652.847494515,
                1890.9368290263078
              ],
              [
                691570.3419691261,
                5364652.847494515,
                1357.4368290263078
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:32:59+00:00",
        "end_time": "2018-10-04T15:43:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4114048,
            48.40542032,
            1357.436829,
            -120.3896777,
            48.41989482,
            1890.936829
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41140476597275,
                  48.4058952307313,
                  1357.4368290263078
                ],
                [
                  -120.41069357377025,
                  48.41989481516739,
                  1357.4368290263078
                ],
                [
                  -120.38967766620665,
                  48.41941967358056,
                  1890.9368290263078
                ],
                [
                  -120.39039461483391,
                  48.40542032138498,
                  1890.9368290263078
                ],
                [
                  -120.41140476597275,
                  48.4058952307313,
                  1357.4368290263078
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:32:59Z",
            "pc:count": 42000377,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692316.0832,
                "count": 42000377,
                "maximum": 693126.882,
                "minimum": 691570.342,
                "name": "X",
                "position": 0,
                "stddev": 442.3830189,
                "variance": 195702.7354
              },
              {
                "average": 5365426.27,
                "count": 42000377,
                "maximum": 5366210.547,
                "minimum": 5364652.847,
                "name": "Y",
                "position": 1,
                "stddev": 431.795205,
                "variance": 186447.099
              },
              {
                "average": 1593.09051,
                "count": 42000377,
                "maximum": 1890.936829,
                "minimum": 1357.436829,
                "name": "Z",
                "position": 2,
                "stddev": 92.89923585,
                "variance": 8630.268021
              },
              {
                "average": 555.5863226,
                "count": 42000377,
                "maximum": 4095,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 362.776902,
                "variance": 131607.0806
              },
              {
                "average": 1.489451416,
                "count": 42000377,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7818999279,
                "variance": 0.6113674972
              },
              {
                "average": 1.978757786,
                "count": 42000377,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.051157657,
                "variance": 1.10493242
              },
              {
                "average": 0.4972926076,
                "count": 42000377,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999926759,
                "variance": 0.249992676
              },
              {
                "average": 0.0003028306151,
                "count": 42000377,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01739939412,
                "variance": 0.0003027389159
              },
              {
                "average": 1.302674997,
                "count": 42000377,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5193513256,
                "variance": 0.2697257994
              },
              {
                "average": -0.1627420766,
                "count": 42000377,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.87207661,
                "variance": 140.9462031
              },
              {
                "average": 0,
                "count": 42000377,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.50989916,
                "count": 42000377,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.276922658,
                "variance": 5.18437679
              },
              {
                "average": 222704778.7,
                "count": 42000377,
                "maximum": 222709579.1,
                "minimum": 222703021.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1216.430077,
                "variance": 1479702.132
              },
              {
                "average": 0,
                "count": 42000377,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42000377,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42000377,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42000377,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42000377,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691570.342,
              5364652.847,
              1357.436829,
              693126.882,
              5366210.547,
              1890.936829
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691570.3419691261,
                    5364652.847494515,
                    1357.4368290263078
                  ],
                  [
                    691570.3419691261,
                    5366210.547494514,
                    1357.4368290263078
                  ],
                  [
                    693126.8819691262,
                    5366210.547494514,
                    1890.9368290263078
                  ],
                  [
                    693126.8819691262,
                    5364652.847494515,
                    1890.9368290263078
                  ],
                  [
                    691570.3419691261,
                    5364652.847494515,
                    1357.4368290263078
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:32:59+00:00",
            "end_time": "2018-10-04T15:43:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92506375410596,
              48.60900220820597,
              2019.9634264390434
            ],
            [
              -119.92422716635453,
              48.62276274509224,
              2019.9634264390434
            ],
            [
              -119.91326217753996,
              48.6224691158664,
              2285.8834264390434
            ],
            [
              -119.9141017361633,
              48.60870872017602,
              2285.8834264390434
            ],
            [
              -119.92506375410596,
              48.60900220820597,
              2019.9634264390434
            ]
          ]
        ]
      },
      "bbox": [
        -119.9250638,
        48.60870872,
        2019.963426,
        -119.9132622,
        48.62276275,
        2285.883426
      ],
      "properties": {
        "datetime": "2018-07-19T15:27:32Z",
        "pc:count": 9378124,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726930.6997,
            "count": 9378124,
            "maximum": 727459.4467,
            "minimum": 726650.2267,
            "name": "X",
            "position": 0,
            "stddev": 193.9427248,
            "variance": 37613.78049
          },
          {
            "average": 5389502.21,
            "count": 9378124,
            "maximum": 5390088.493,
            "minimum": 5388556.693,
            "name": "Y",
            "position": 1,
            "stddev": 398.9252838,
            "variance": 159141.3821
          },
          {
            "average": 2168.103705,
            "count": 9378124,
            "maximum": 2285.883426,
            "minimum": 2019.963426,
            "name": "Z",
            "position": 2,
            "stddev": 58.7842078,
            "variance": 3455.583087
          },
          {
            "average": 1873.558027,
            "count": 9378124,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 876.6945326,
            "variance": 768593.3034
          },
          {
            "average": 1.303497906,
            "count": 9378124,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6414515061,
            "variance": 0.4114600347
          },
          {
            "average": 1.606966276,
            "count": 9378124,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.915927716,
            "variance": 0.8389235809
          },
          {
            "average": 0.4955979469,
            "count": 9378124,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999806482,
            "variance": 0.2499806486
          },
          {
            "average": 0.0002366144871,
            "count": 9378124,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01538045922,
            "variance": 0.0002365585259
          },
          {
            "average": 1.492995934,
            "count": 9378124,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5604755981,
            "variance": 0.3141328961
          },
          {
            "average": 4.928099837,
            "count": 9378124,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.72432842,
            "variance": 161.9085339
          },
          {
            "average": 0,
            "count": 9378124,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.632617888,
            "count": 9378124,
            "maximum": 10,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9750296937,
            "variance": 0.9506829036
          },
          {
            "average": 216047924.9,
            "count": 9378124,
            "maximum": 216049252.3,
            "minimum": 216046539.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 580.332348,
            "variance": 336785.6341
          },
          {
            "average": 0,
            "count": 9378124,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9378124,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9378124,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9378124,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9378124,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726650.2267,
          5388556.693,
          2019.963426,
          727459.4467,
          5390088.493,
          2285.883426
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726650.2267257965,
                5388556.693205783,
                2019.9634264390434
              ],
              [
                726650.2267257965,
                5390088.493205784,
                2019.9634264390434
              ],
              [
                727459.4467257964,
                5390088.493205784,
                2285.8834264390434
              ],
              [
                727459.4467257964,
                5388556.693205783,
                2285.8834264390434
              ],
              [
                726650.2267257965,
                5388556.693205783,
                2019.9634264390434
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:27:32+00:00",
        "end_time": "2018-07-19T14:42:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9250638,
            48.60870872,
            2019.963426,
            -119.9132622,
            48.62276275,
            2285.883426
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92506375410596,
                  48.60900220820597,
                  2019.9634264390434
                ],
                [
                  -119.92422716635453,
                  48.62276274509224,
                  2019.9634264390434
                ],
                [
                  -119.91326217753996,
                  48.6224691158664,
                  2285.8834264390434
                ],
                [
                  -119.9141017361633,
                  48.60870872017602,
                  2285.8834264390434
                ],
                [
                  -119.92506375410596,
                  48.60900220820597,
                  2019.9634264390434
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:27:32Z",
            "pc:count": 9378124,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726930.6997,
                "count": 9378124,
                "maximum": 727459.4467,
                "minimum": 726650.2267,
                "name": "X",
                "position": 0,
                "stddev": 193.9427248,
                "variance": 37613.78049
              },
              {
                "average": 5389502.21,
                "count": 9378124,
                "maximum": 5390088.493,
                "minimum": 5388556.693,
                "name": "Y",
                "position": 1,
                "stddev": 398.9252838,
                "variance": 159141.3821
              },
              {
                "average": 2168.103705,
                "count": 9378124,
                "maximum": 2285.883426,
                "minimum": 2019.963426,
                "name": "Z",
                "position": 2,
                "stddev": 58.7842078,
                "variance": 3455.583087
              },
              {
                "average": 1873.558027,
                "count": 9378124,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 876.6945326,
                "variance": 768593.3034
              },
              {
                "average": 1.303497906,
                "count": 9378124,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6414515061,
                "variance": 0.4114600347
              },
              {
                "average": 1.606966276,
                "count": 9378124,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.915927716,
                "variance": 0.8389235809
              },
              {
                "average": 0.4955979469,
                "count": 9378124,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999806482,
                "variance": 0.2499806486
              },
              {
                "average": 0.0002366144871,
                "count": 9378124,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01538045922,
                "variance": 0.0002365585259
              },
              {
                "average": 1.492995934,
                "count": 9378124,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5604755981,
                "variance": 0.3141328961
              },
              {
                "average": 4.928099837,
                "count": 9378124,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.72432842,
                "variance": 161.9085339
              },
              {
                "average": 0,
                "count": 9378124,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.632617888,
                "count": 9378124,
                "maximum": 10,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9750296937,
                "variance": 0.9506829036
              },
              {
                "average": 216047924.9,
                "count": 9378124,
                "maximum": 216049252.3,
                "minimum": 216046539.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 580.332348,
                "variance": 336785.6341
              },
              {
                "average": 0,
                "count": 9378124,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9378124,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9378124,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9378124,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9378124,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726650.2267,
              5388556.693,
              2019.963426,
              727459.4467,
              5390088.493,
              2285.883426
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726650.2267257965,
                    5388556.693205783,
                    2019.9634264390434
                  ],
                  [
                    726650.2267257965,
                    5390088.493205784,
                    2019.9634264390434
                  ],
                  [
                    727459.4467257964,
                    5390088.493205784,
                    2285.8834264390434
                  ],
                  [
                    727459.4467257964,
                    5388556.693205783,
                    2285.8834264390434
                  ],
                  [
                    726650.2267257965,
                    5388556.693205783,
                    2019.9634264390434
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:27:32+00:00",
            "end_time": "2018-07-19T14:42:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41011679184376,
              48.31142778326882,
              1480.0408761531542
            ],
            [
              -120.40940767402351,
              48.3254261463774,
              1480.0408761531542
            ],
            [
              -120.38899205935887,
              48.32496421616787,
              2137.860876153154
            ],
            [
              -120.38970675009072,
              48.31096607873368,
              2137.860876153154
            ],
            [
              -120.41011679184376,
              48.31142778326882,
              1480.0408761531542
            ]
          ]
        ]
      },
      "bbox": [
        -120.4101168,
        48.31096608,
        1480.040876,
        -120.3889921,
        48.32542615,
        2137.860876
      ],
      "properties": {
        "datetime": "2018-10-04T17:30:17Z",
        "pc:count": 27656740,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692836.0439,
            "count": 27656740,
            "maximum": 693535.4361,
            "minimum": 692020.5561,
            "name": "X",
            "position": 0,
            "stddev": 434.7482223,
            "variance": 189006.0168
          },
          {
            "average": 5354905.431,
            "count": 27656740,
            "maximum": 5355714.535,
            "minimum": 5354156.995,
            "name": "Y",
            "position": 1,
            "stddev": 441.9814064,
            "variance": 195347.5636
          },
          {
            "average": 1794.43081,
            "count": 27656740,
            "maximum": 2137.860876,
            "minimum": 1480.040876,
            "name": "Z",
            "position": 2,
            "stddev": 131.9425898,
            "variance": 17408.84701
          },
          {
            "average": 382.0730665,
            "count": 27656740,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 195.8275254,
            "variance": 38348.4197
          },
          {
            "average": 1.12133592,
            "count": 27656740,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4327085505,
            "variance": 0.1872366897
          },
          {
            "average": 1.242212748,
            "count": 27656740,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.651655365,
            "variance": 0.4246547147
          },
          {
            "average": 0.4956148483,
            "count": 27656740,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999807791,
            "variance": 0.2499807795
          },
          {
            "average": 0.0003915501249,
            "count": 27656740,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0197837516,
            "variance": 0.0003913968275
          },
          {
            "average": 1.474322136,
            "count": 27656740,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5755663609,
            "variance": 0.3312766358
          },
          {
            "average": 0.3339972131,
            "count": 27656740,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.74732386,
            "variance": 162.4942656
          },
          {
            "average": 0,
            "count": 27656740,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 96.6484402,
            "count": 27656740,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.250615683,
            "variance": 5.065270955
          },
          {
            "average": 222705100.5,
            "count": 27656740,
            "maximum": 222709417.4,
            "minimum": 222702859.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1280.436216,
            "variance": 1639516.904
          },
          {
            "average": 0,
            "count": 27656740,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27656740,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27656740,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27656740,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27656740,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692020.5561,
          5354156.995,
          1480.040876,
          693535.4361,
          5355714.535,
          2137.860876
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692020.5561208294,
                5354156.99453899,
                1480.0408761531542
              ],
              [
                692020.5561208294,
                5355714.534538989,
                1480.0408761531542
              ],
              [
                693535.4361208293,
                5355714.534538989,
                2137.860876153154
              ],
              [
                693535.4361208293,
                5354156.99453899,
                2137.860876153154
              ],
              [
                692020.5561208294,
                5354156.99453899,
                1480.0408761531542
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:30:17+00:00",
        "end_time": "2018-10-04T15:40:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4101168,
            48.31096608,
            1480.040876,
            -120.3889921,
            48.32542615,
            2137.860876
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41011679184376,
                  48.31142778326882,
                  1480.0408761531542
                ],
                [
                  -120.40940767402351,
                  48.3254261463774,
                  1480.0408761531542
                ],
                [
                  -120.38899205935887,
                  48.32496421616787,
                  2137.860876153154
                ],
                [
                  -120.38970675009072,
                  48.31096607873368,
                  2137.860876153154
                ],
                [
                  -120.41011679184376,
                  48.31142778326882,
                  1480.0408761531542
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:30:17Z",
            "pc:count": 27656740,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692836.0439,
                "count": 27656740,
                "maximum": 693535.4361,
                "minimum": 692020.5561,
                "name": "X",
                "position": 0,
                "stddev": 434.7482223,
                "variance": 189006.0168
              },
              {
                "average": 5354905.431,
                "count": 27656740,
                "maximum": 5355714.535,
                "minimum": 5354156.995,
                "name": "Y",
                "position": 1,
                "stddev": 441.9814064,
                "variance": 195347.5636
              },
              {
                "average": 1794.43081,
                "count": 27656740,
                "maximum": 2137.860876,
                "minimum": 1480.040876,
                "name": "Z",
                "position": 2,
                "stddev": 131.9425898,
                "variance": 17408.84701
              },
              {
                "average": 382.0730665,
                "count": 27656740,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 195.8275254,
                "variance": 38348.4197
              },
              {
                "average": 1.12133592,
                "count": 27656740,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4327085505,
                "variance": 0.1872366897
              },
              {
                "average": 1.242212748,
                "count": 27656740,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.651655365,
                "variance": 0.4246547147
              },
              {
                "average": 0.4956148483,
                "count": 27656740,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999807791,
                "variance": 0.2499807795
              },
              {
                "average": 0.0003915501249,
                "count": 27656740,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0197837516,
                "variance": 0.0003913968275
              },
              {
                "average": 1.474322136,
                "count": 27656740,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5755663609,
                "variance": 0.3312766358
              },
              {
                "average": 0.3339972131,
                "count": 27656740,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.74732386,
                "variance": 162.4942656
              },
              {
                "average": 0,
                "count": 27656740,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 96.6484402,
                "count": 27656740,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.250615683,
                "variance": 5.065270955
              },
              {
                "average": 222705100.5,
                "count": 27656740,
                "maximum": 222709417.4,
                "minimum": 222702859.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1280.436216,
                "variance": 1639516.904
              },
              {
                "average": 0,
                "count": 27656740,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27656740,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27656740,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27656740,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27656740,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692020.5561,
              5354156.995,
              1480.040876,
              693535.4361,
              5355714.535,
              2137.860876
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692020.5561208294,
                    5354156.99453899,
                    1480.0408761531542
                  ],
                  [
                    692020.5561208294,
                    5355714.534538989,
                    1480.0408761531542
                  ],
                  [
                    693535.4361208293,
                    5355714.534538989,
                    2137.860876153154
                  ],
                  [
                    693535.4361208293,
                    5354156.99453899,
                    2137.860876153154
                  ],
                  [
                    692020.5561208294,
                    5354156.99453899,
                    1480.0408761531542
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:30:17+00:00",
            "end_time": "2018-10-04T15:40:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39085761812647,
              48.36548112035379,
              818.0692273361639
            ],
            [
              -120.39014180996976,
              48.37948039558465,
              818.0692273361639
            ],
            [
              -120.36914099836993,
              48.37900175534399,
              1444.269227336164
            ],
            [
              -120.36986255030851,
              48.365002714018736,
              1444.269227336164
            ],
            [
              -120.39085761812647,
              48.36548112035379,
              818.0692273361639
            ]
          ]
        ]
      },
      "bbox": [
        -120.3908576,
        48.36500271,
        818.0692273,
        -120.369141,
        48.3794804,
        1444.269227
      ],
      "properties": {
        "datetime": "2018-10-04T18:03:23Z",
        "pc:count": 55524934,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694004.3502,
            "count": 55524934,
            "maximum": 694800.5277,
            "minimum": 693243.8477,
            "name": "X",
            "position": 0,
            "stddev": 402.8404261,
            "variance": 162280.4089
          },
          {
            "average": 5361004.322,
            "count": 55524934,
            "maximum": 5361770.523,
            "minimum": 5360212.843,
            "name": "Y",
            "position": 1,
            "stddev": 429.8269586,
            "variance": 184751.2143
          },
          {
            "average": 1229.532894,
            "count": 55524934,
            "maximum": 1444.269227,
            "minimum": 818.0692273,
            "name": "Z",
            "position": 2,
            "stddev": 104.0602887,
            "variance": 10828.54368
          },
          {
            "average": 524.4398648,
            "count": 55524934,
            "maximum": 2525,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 348.0059543,
            "variance": 121108.1442
          },
          {
            "average": 1.516856733,
            "count": 55524934,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7404817646,
            "variance": 0.5483132437
          },
          {
            "average": 2.033661274,
            "count": 55524934,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9278688737,
            "variance": 0.8609406468
          },
          {
            "average": 0.4983281385,
            "count": 55524934,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999972094,
            "variance": 0.2499972094
          },
          {
            "average": 0.000240558593,
            "count": 55524934,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01550808592,
            "variance": 0.0002405007289
          },
          {
            "average": 1.207548828,
            "count": 55524934,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.45106747,
            "variance": 0.2034618625
          },
          {
            "average": 0.05110742071,
            "count": 55524934,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.21301375,
            "variance": 104.3056499
          },
          {
            "average": 0,
            "count": 55524934,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.1606478,
            "count": 55524934,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.563137705,
            "variance": 6.569674896
          },
          {
            "average": 222708737.9,
            "count": 55524934,
            "maximum": 222711403.7,
            "minimum": 222704709.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2140.935636,
            "variance": 4583605.396
          },
          {
            "average": 0,
            "count": 55524934,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55524934,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55524934,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55524934,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55524934,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693243.8477,
          5360212.843,
          818.0692273,
          694800.5277,
          5361770.523,
          1444.269227
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693243.8476651154,
                5360212.843491562,
                818.0692273361639
              ],
              [
                693243.8476651154,
                5361770.523491561,
                818.0692273361639
              ],
              [
                694800.5276651153,
                5361770.523491561,
                1444.269227336164
              ],
              [
                694800.5276651153,
                5360212.843491562,
                1444.269227336164
              ],
              [
                693243.8476651154,
                5360212.843491562,
                818.0692273361639
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:03:23+00:00",
        "end_time": "2018-10-04T16:11:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3908576,
            48.36500271,
            818.0692273,
            -120.369141,
            48.3794804,
            1444.269227
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39085761812647,
                  48.36548112035379,
                  818.0692273361639
                ],
                [
                  -120.39014180996976,
                  48.37948039558465,
                  818.0692273361639
                ],
                [
                  -120.36914099836993,
                  48.37900175534399,
                  1444.269227336164
                ],
                [
                  -120.36986255030851,
                  48.365002714018736,
                  1444.269227336164
                ],
                [
                  -120.39085761812647,
                  48.36548112035379,
                  818.0692273361639
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:03:23Z",
            "pc:count": 55524934,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694004.3502,
                "count": 55524934,
                "maximum": 694800.5277,
                "minimum": 693243.8477,
                "name": "X",
                "position": 0,
                "stddev": 402.8404261,
                "variance": 162280.4089
              },
              {
                "average": 5361004.322,
                "count": 55524934,
                "maximum": 5361770.523,
                "minimum": 5360212.843,
                "name": "Y",
                "position": 1,
                "stddev": 429.8269586,
                "variance": 184751.2143
              },
              {
                "average": 1229.532894,
                "count": 55524934,
                "maximum": 1444.269227,
                "minimum": 818.0692273,
                "name": "Z",
                "position": 2,
                "stddev": 104.0602887,
                "variance": 10828.54368
              },
              {
                "average": 524.4398648,
                "count": 55524934,
                "maximum": 2525,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 348.0059543,
                "variance": 121108.1442
              },
              {
                "average": 1.516856733,
                "count": 55524934,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7404817646,
                "variance": 0.5483132437
              },
              {
                "average": 2.033661274,
                "count": 55524934,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9278688737,
                "variance": 0.8609406468
              },
              {
                "average": 0.4983281385,
                "count": 55524934,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999972094,
                "variance": 0.2499972094
              },
              {
                "average": 0.000240558593,
                "count": 55524934,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01550808592,
                "variance": 0.0002405007289
              },
              {
                "average": 1.207548828,
                "count": 55524934,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.45106747,
                "variance": 0.2034618625
              },
              {
                "average": 0.05110742071,
                "count": 55524934,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.21301375,
                "variance": 104.3056499
              },
              {
                "average": 0,
                "count": 55524934,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.1606478,
                "count": 55524934,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.563137705,
                "variance": 6.569674896
              },
              {
                "average": 222708737.9,
                "count": 55524934,
                "maximum": 222711403.7,
                "minimum": 222704709.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2140.935636,
                "variance": 4583605.396
              },
              {
                "average": 0,
                "count": 55524934,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55524934,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55524934,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55524934,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55524934,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693243.8477,
              5360212.843,
              818.0692273,
              694800.5277,
              5361770.523,
              1444.269227
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693243.8476651154,
                    5360212.843491562,
                    818.0692273361639
                  ],
                  [
                    693243.8476651154,
                    5361770.523491561,
                    818.0692273361639
                  ],
                  [
                    694800.5276651153,
                    5361770.523491561,
                    1444.269227336164
                  ],
                  [
                    694800.5276651153,
                    5360212.843491562,
                    1444.269227336164
                  ],
                  [
                    693243.8476651154,
                    5360212.843491562,
                    818.0692273361639
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:03:23+00:00",
            "end_time": "2018-10-04T16:11:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92504492353737,
              48.62249865860853,
              1985.1184646258625
            ],
            [
              -119.92422388400391,
              48.635997032765474,
              1985.1184646258625
            ],
            [
              -119.91224276819136,
              48.63567615888719,
              2301.3584646258623
            ],
            [
              -119.913066993567,
              48.6221779360972,
              2301.3584646258623
            ],
            [
              -119.92504492353737,
              48.62249865860853,
              1985.1184646258625
            ]
          ]
        ]
      },
      "bbox": [
        -119.9250449,
        48.62217794,
        1985.118465,
        -119.9122428,
        48.63599703,
        2301.358465
      ],
      "properties": {
        "datetime": "2018-07-19T15:27:54Z",
        "pc:count": 9896743,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726885.8037,
            "count": 9896743,
            "maximum": 727475.1375,
            "minimum": 726591.1575,
            "name": "X",
            "position": 0,
            "stddev": 220.7855914,
            "variance": 48746.27739
          },
          {
            "average": 5390631.195,
            "count": 9896743,
            "maximum": 5391559.334,
            "minimum": 5390056.714,
            "name": "Y",
            "position": 1,
            "stddev": 399.6483392,
            "variance": 159718.795
          },
          {
            "average": 2117.479011,
            "count": 9896743,
            "maximum": 2301.358465,
            "minimum": 1985.118465,
            "name": "Z",
            "position": 2,
            "stddev": 71.02511656,
            "variance": 5044.567183
          },
          {
            "average": 1673.624035,
            "count": 9896743,
            "maximum": 4095,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 815.6251226,
            "variance": 665244.3406
          },
          {
            "average": 1.311808541,
            "count": 9896743,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6402996598,
            "variance": 0.4099836544
          },
          {
            "average": 1.623588589,
            "count": 9896743,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9060011935,
            "variance": 0.8208381626
          },
          {
            "average": 0.4950036593,
            "count": 9896743,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999750612,
            "variance": 0.2499750618
          },
          {
            "average": 0.0002842349246,
            "count": 9896743,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01685687289,
            "variance": 0.0002841541638
          },
          {
            "average": 1.448966897,
            "count": 9896743,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.552494929,
            "variance": 0.3052506466
          },
          {
            "average": 4.575964833,
            "count": 9896743,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.29011645,
            "variance": 176.6271952
          },
          {
            "average": 0,
            "count": 9896743,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.691063818,
            "count": 9896743,
            "maximum": 10,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.02320917,
            "variance": 1.046957005
          },
          {
            "average": 216047956.8,
            "count": 9896743,
            "maximum": 216049274.9,
            "minimum": 216046532.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 609.0345833,
            "variance": 370923.1237
          },
          {
            "average": 0,
            "count": 9896743,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9896743,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9896743,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9896743,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9896743,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726591.1575,
          5390056.714,
          1985.118465,
          727475.1375,
          5391559.334,
          2301.358465
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726591.1574949682,
                5390056.71411219,
                1985.1184646258625
              ],
              [
                726591.1574949682,
                5391559.334112189,
                1985.1184646258625
              ],
              [
                727475.1374949681,
                5391559.334112189,
                2301.3584646258623
              ],
              [
                727475.1374949681,
                5390056.71411219,
                2301.3584646258623
              ],
              [
                726591.1574949682,
                5390056.71411219,
                1985.1184646258625
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T15:27:54+00:00",
        "end_time": "2018-07-19T14:42:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9250449,
            48.62217794,
            1985.118465,
            -119.9122428,
            48.63599703,
            2301.358465
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92504492353737,
                  48.62249865860853,
                  1985.1184646258625
                ],
                [
                  -119.92422388400391,
                  48.635997032765474,
                  1985.1184646258625
                ],
                [
                  -119.91224276819136,
                  48.63567615888719,
                  2301.3584646258623
                ],
                [
                  -119.913066993567,
                  48.6221779360972,
                  2301.3584646258623
                ],
                [
                  -119.92504492353737,
                  48.62249865860853,
                  1985.1184646258625
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T15:27:54Z",
            "pc:count": 9896743,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726885.8037,
                "count": 9896743,
                "maximum": 727475.1375,
                "minimum": 726591.1575,
                "name": "X",
                "position": 0,
                "stddev": 220.7855914,
                "variance": 48746.27739
              },
              {
                "average": 5390631.195,
                "count": 9896743,
                "maximum": 5391559.334,
                "minimum": 5390056.714,
                "name": "Y",
                "position": 1,
                "stddev": 399.6483392,
                "variance": 159718.795
              },
              {
                "average": 2117.479011,
                "count": 9896743,
                "maximum": 2301.358465,
                "minimum": 1985.118465,
                "name": "Z",
                "position": 2,
                "stddev": 71.02511656,
                "variance": 5044.567183
              },
              {
                "average": 1673.624035,
                "count": 9896743,
                "maximum": 4095,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 815.6251226,
                "variance": 665244.3406
              },
              {
                "average": 1.311808541,
                "count": 9896743,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6402996598,
                "variance": 0.4099836544
              },
              {
                "average": 1.623588589,
                "count": 9896743,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9060011935,
                "variance": 0.8208381626
              },
              {
                "average": 0.4950036593,
                "count": 9896743,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999750612,
                "variance": 0.2499750618
              },
              {
                "average": 0.0002842349246,
                "count": 9896743,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01685687289,
                "variance": 0.0002841541638
              },
              {
                "average": 1.448966897,
                "count": 9896743,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.552494929,
                "variance": 0.3052506466
              },
              {
                "average": 4.575964833,
                "count": 9896743,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.29011645,
                "variance": 176.6271952
              },
              {
                "average": 0,
                "count": 9896743,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.691063818,
                "count": 9896743,
                "maximum": 10,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.02320917,
                "variance": 1.046957005
              },
              {
                "average": 216047956.8,
                "count": 9896743,
                "maximum": 216049274.9,
                "minimum": 216046532.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 609.0345833,
                "variance": 370923.1237
              },
              {
                "average": 0,
                "count": 9896743,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9896743,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9896743,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9896743,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9896743,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726591.1575,
              5390056.714,
              1985.118465,
              727475.1375,
              5391559.334,
              2301.358465
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726591.1574949682,
                    5390056.71411219,
                    1985.1184646258625
                  ],
                  [
                    726591.1574949682,
                    5391559.334112189,
                    1985.1184646258625
                  ],
                  [
                    727475.1374949681,
                    5391559.334112189,
                    2301.3584646258623
                  ],
                  [
                    727475.1374949681,
                    5390056.71411219,
                    2301.3584646258623
                  ],
                  [
                    726591.1574949682,
                    5390056.71411219,
                    1985.1184646258625
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T15:27:54+00:00",
            "end_time": "2018-07-19T14:42:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47216189042851,
              48.405673144880865,
              925.2622483671032
            ],
            [
              -120.4714674208391,
              48.419672675178504,
              925.2622483671032
            ],
            [
              -120.45045087093547,
              48.41920864072143,
              1819.0622483671034
            ],
            [
              -120.45115109760975,
              48.40520933723428,
              1819.0622483671034
            ],
            [
              -120.47216189042851,
              48.405673144880865,
              925.2622483671032
            ]
          ]
        ]
      },
      "bbox": [
        -120.4721619,
        48.40520934,
        925.2622484,
        -120.4504509,
        48.41967268,
        1819.062248
      ],
      "properties": {
        "datetime": "2018-10-03T17:54:36Z",
        "pc:count": 45128695,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687813.0843,
            "count": 45128695,
            "maximum": 688631.6624,
            "minimum": 687075.1424,
            "name": "X",
            "position": 0,
            "stddev": 455.3646274,
            "variance": 207356.9439
          },
          {
            "average": 5365273.074,
            "count": 45128695,
            "maximum": 5366035.555,
            "minimum": 5364477.935,
            "name": "Y",
            "position": 1,
            "stddev": 438.5368763,
            "variance": 192314.5919
          },
          {
            "average": 1415.38337,
            "count": 45128695,
            "maximum": 1819.062248,
            "minimum": 925.2622484,
            "name": "Z",
            "position": 2,
            "stddev": 173.8270063,
            "variance": 30215.82811
          },
          {
            "average": 533.7014278,
            "count": 45128695,
            "maximum": 2596,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 323.3005506,
            "variance": 104523.246
          },
          {
            "average": 1.443159724,
            "count": 45128695,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6924600638,
            "variance": 0.47950094
          },
          {
            "average": 1.886245193,
            "count": 45128695,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8938044498,
            "variance": 0.7988863945
          },
          {
            "average": 0.4975612302,
            "count": 45128695,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999940579,
            "variance": 0.2499940579
          },
          {
            "average": 0.0003187550626,
            "count": 45128695,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01785086734,
            "variance": 0.0003186534649
          },
          {
            "average": 1.218885346,
            "count": 45128695,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4782836198,
            "variance": 0.228755221
          },
          {
            "average": -1.032489092,
            "count": 45128695,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.92700704,
            "variance": 119.3994828
          },
          {
            "average": 0,
            "count": 45128695,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 109.0980717,
            "count": 45128695,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.88929588,
            "variance": 192.91254
          },
          {
            "average": 222577141.9,
            "count": 45128695,
            "maximum": 222624476.8,
            "minimum": 222019361.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 160613.346,
            "variance": 25796646900.0
          },
          {
            "average": 0,
            "count": 45128695,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45128695,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45128695,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45128695,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45128695,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          687075.1424,
          5364477.935,
          925.2622484,
          688631.6624,
          5366035.555,
          1819.062248
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                687075.1424039109,
                5364477.934773819,
                925.2622483671032
              ],
              [
                687075.1424039109,
                5366035.554773818,
                925.2622483671032
              ],
              [
                688631.6624039109,
                5366035.554773818,
                1819.0622483671034
              ],
              [
                688631.6624039109,
                5364477.934773819,
                1819.0622483671034
              ],
              [
                687075.1424039109,
                5364477.934773819,
                925.2622483671032
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:54:36+00:00",
        "end_time": "2018-09-26T17:49:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4721619,
            48.40520934,
            925.2622484,
            -120.4504509,
            48.41967268,
            1819.062248
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47216189042851,
                  48.405673144880865,
                  925.2622483671032
                ],
                [
                  -120.4714674208391,
                  48.419672675178504,
                  925.2622483671032
                ],
                [
                  -120.45045087093547,
                  48.41920864072143,
                  1819.0622483671034
                ],
                [
                  -120.45115109760975,
                  48.40520933723428,
                  1819.0622483671034
                ],
                [
                  -120.47216189042851,
                  48.405673144880865,
                  925.2622483671032
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:54:36Z",
            "pc:count": 45128695,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687813.0843,
                "count": 45128695,
                "maximum": 688631.6624,
                "minimum": 687075.1424,
                "name": "X",
                "position": 0,
                "stddev": 455.3646274,
                "variance": 207356.9439
              },
              {
                "average": 5365273.074,
                "count": 45128695,
                "maximum": 5366035.555,
                "minimum": 5364477.935,
                "name": "Y",
                "position": 1,
                "stddev": 438.5368763,
                "variance": 192314.5919
              },
              {
                "average": 1415.38337,
                "count": 45128695,
                "maximum": 1819.062248,
                "minimum": 925.2622484,
                "name": "Z",
                "position": 2,
                "stddev": 173.8270063,
                "variance": 30215.82811
              },
              {
                "average": 533.7014278,
                "count": 45128695,
                "maximum": 2596,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 323.3005506,
                "variance": 104523.246
              },
              {
                "average": 1.443159724,
                "count": 45128695,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6924600638,
                "variance": 0.47950094
              },
              {
                "average": 1.886245193,
                "count": 45128695,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8938044498,
                "variance": 0.7988863945
              },
              {
                "average": 0.4975612302,
                "count": 45128695,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999940579,
                "variance": 0.2499940579
              },
              {
                "average": 0.0003187550626,
                "count": 45128695,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01785086734,
                "variance": 0.0003186534649
              },
              {
                "average": 1.218885346,
                "count": 45128695,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4782836198,
                "variance": 0.228755221
              },
              {
                "average": -1.032489092,
                "count": 45128695,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.92700704,
                "variance": 119.3994828
              },
              {
                "average": 0,
                "count": 45128695,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 109.0980717,
                "count": 45128695,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.88929588,
                "variance": 192.91254
              },
              {
                "average": 222577141.9,
                "count": 45128695,
                "maximum": 222624476.8,
                "minimum": 222019361.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 160613.346,
                "variance": 25796646900.0
              },
              {
                "average": 0,
                "count": 45128695,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45128695,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45128695,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45128695,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45128695,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              687075.1424,
              5364477.935,
              925.2622484,
              688631.6624,
              5366035.555,
              1819.062248
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    687075.1424039109,
                    5364477.934773819,
                    925.2622483671032
                  ],
                  [
                    687075.1424039109,
                    5366035.554773818,
                    925.2622483671032
                  ],
                  [
                    688631.6624039109,
                    5366035.554773818,
                    1819.0622483671034
                  ],
                  [
                    688631.6624039109,
                    5364477.934773819,
                    1819.0622483671034
                  ],
                  [
                    687075.1424039109,
                    5364477.934773819,
                    925.2622483671032
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:54:36+00:00",
            "end_time": "2018-09-26T17:49:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.492921323749,
              48.50004449233463,
              2253.1326451184905
            ],
            [
              -120.49253598043879,
              48.507852169221245,
              2253.1326451184905
            ],
            [
              -120.47184757569683,
              48.507399378909064,
              2713.3126451184908
            ],
            [
              -120.47223609014804,
              48.499591825513484,
              2713.3126451184908
            ],
            [
              -120.492921323749,
              48.50004449233463,
              2253.1326451184905
            ]
          ]
        ]
      },
      "bbox": [
        -120.4929213,
        48.49959183,
        2253.132645,
        -120.4718476,
        48.50785217,
        2713.312645
      ],
      "properties": {
        "datetime": "2018-10-03T17:24:12Z",
        "pc:count": 16088307,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 685964.9501,
            "count": 16088307,
            "maximum": 686724.7747,
            "minimum": 685195.2347,
            "name": "X",
            "position": 0,
            "stddev": 424.6721512,
            "variance": 180346.436
          },
          {
            "average": 5375267.772,
            "count": 16088307,
            "maximum": 5375784.737,
            "minimum": 5374916.037,
            "name": "Y",
            "position": 1,
            "stddev": 198.0643939,
            "variance": 39229.50414
          },
          {
            "average": 2501.754445,
            "count": 16088307,
            "maximum": 2713.312645,
            "minimum": 2253.132645,
            "name": "Z",
            "position": 2,
            "stddev": 110.7925455,
            "variance": 12274.98815
          },
          {
            "average": 693.1389302,
            "count": 16088307,
            "maximum": 3450,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 400.7867503,
            "variance": 160630.0192
          },
          {
            "average": 1.070439792,
            "count": 16088307,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2898507933,
            "variance": 0.08401348237
          },
          {
            "average": 1.14096331,
            "count": 16088307,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4204556171,
            "variance": 0.1767829259
          },
          {
            "average": 0.4977591489,
            "count": 16088307,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999949941,
            "variance": 0.2499949941
          },
          {
            "average": 0.0002127632199,
            "count": 16088307,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01458485396,
            "variance": 0.0002127179649
          },
          {
            "average": 1.528764027,
            "count": 16088307,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5420579483,
            "variance": 0.2938268193
          },
          {
            "average": 2.413277361,
            "count": 16088307,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.40800529,
            "variance": 179.774606
          },
          {
            "average": 0,
            "count": 16088307,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 77.04143059,
            "count": 16088307,
            "maximum": 112,
            "minimum": 60,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 23.26387268,
            "variance": 541.2077719
          },
          {
            "average": 222209986,
            "count": 16088307,
            "maximum": 222622652.5,
            "minimum": 222018794.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 280331.2431,
            "variance": 78585605860.0
          },
          {
            "average": 0,
            "count": 16088307,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16088307,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16088307,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16088307,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16088307,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685195.2347,
          5374916.037,
          2253.132645,
          686724.7747,
          5375784.737,
          2713.312645
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685195.234664663,
                5374916.037195569,
                2253.1326451184905
              ],
              [
                685195.234664663,
                5375784.737195568,
                2253.1326451184905
              ],
              [
                686724.774664663,
                5375784.737195568,
                2713.3126451184908
              ],
              [
                686724.774664663,
                5374916.037195569,
                2713.3126451184908
              ],
              [
                685195.234664663,
                5374916.037195569,
                2253.1326451184905
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:24:12+00:00",
        "end_time": "2018-09-26T17:39:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4929213,
            48.49959183,
            2253.132645,
            -120.4718476,
            48.50785217,
            2713.312645
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.492921323749,
                  48.50004449233463,
                  2253.1326451184905
                ],
                [
                  -120.49253598043879,
                  48.507852169221245,
                  2253.1326451184905
                ],
                [
                  -120.47184757569683,
                  48.507399378909064,
                  2713.3126451184908
                ],
                [
                  -120.47223609014804,
                  48.499591825513484,
                  2713.3126451184908
                ],
                [
                  -120.492921323749,
                  48.50004449233463,
                  2253.1326451184905
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:24:12Z",
            "pc:count": 16088307,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 685964.9501,
                "count": 16088307,
                "maximum": 686724.7747,
                "minimum": 685195.2347,
                "name": "X",
                "position": 0,
                "stddev": 424.6721512,
                "variance": 180346.436
              },
              {
                "average": 5375267.772,
                "count": 16088307,
                "maximum": 5375784.737,
                "minimum": 5374916.037,
                "name": "Y",
                "position": 1,
                "stddev": 198.0643939,
                "variance": 39229.50414
              },
              {
                "average": 2501.754445,
                "count": 16088307,
                "maximum": 2713.312645,
                "minimum": 2253.132645,
                "name": "Z",
                "position": 2,
                "stddev": 110.7925455,
                "variance": 12274.98815
              },
              {
                "average": 693.1389302,
                "count": 16088307,
                "maximum": 3450,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 400.7867503,
                "variance": 160630.0192
              },
              {
                "average": 1.070439792,
                "count": 16088307,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2898507933,
                "variance": 0.08401348237
              },
              {
                "average": 1.14096331,
                "count": 16088307,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4204556171,
                "variance": 0.1767829259
              },
              {
                "average": 0.4977591489,
                "count": 16088307,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999949941,
                "variance": 0.2499949941
              },
              {
                "average": 0.0002127632199,
                "count": 16088307,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01458485396,
                "variance": 0.0002127179649
              },
              {
                "average": 1.528764027,
                "count": 16088307,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5420579483,
                "variance": 0.2938268193
              },
              {
                "average": 2.413277361,
                "count": 16088307,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.40800529,
                "variance": 179.774606
              },
              {
                "average": 0,
                "count": 16088307,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 77.04143059,
                "count": 16088307,
                "maximum": 112,
                "minimum": 60,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 23.26387268,
                "variance": 541.2077719
              },
              {
                "average": 222209986,
                "count": 16088307,
                "maximum": 222622652.5,
                "minimum": 222018794.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 280331.2431,
                "variance": 78585605860.0
              },
              {
                "average": 0,
                "count": 16088307,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16088307,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16088307,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16088307,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16088307,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685195.2347,
              5374916.037,
              2253.132645,
              686724.7747,
              5375784.737,
              2713.312645
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685195.234664663,
                    5374916.037195569,
                    2253.1326451184905
                  ],
                  [
                    685195.234664663,
                    5375784.737195568,
                    2253.1326451184905
                  ],
                  [
                    686724.774664663,
                    5375784.737195568,
                    2713.3126451184908
                  ],
                  [
                    686724.774664663,
                    5374916.037195569,
                    2713.3126451184908
                  ],
                  [
                    685195.234664663,
                    5374916.037195569,
                    2253.1326451184905
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:24:12+00:00",
            "end_time": "2018-09-26T17:39:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.49200266682956,
              48.36590789942388,
              1499.1726609288996
            ],
            [
              -120.49135389919574,
              48.379108531312745,
              1499.1726609288996
            ],
            [
              -120.47073014323607,
              48.37865669757753,
              2086.5326609288995
            ],
            [
              -120.47138423063112,
              48.36545627390059,
              2086.5326609288995
            ],
            [
              -120.49200266682956,
              48.36590789942388,
              1499.1726609288996
            ]
          ]
        ]
      },
      "bbox": [
        -120.4920027,
        48.36545627,
        1499.172661,
        -120.4707301,
        48.37910853,
        2086.532661
      ],
      "properties": {
        "datetime": "2018-10-03T17:28:16Z",
        "pc:count": 30029019,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686482.6285,
            "count": 30029019,
            "maximum": 687280.2642,
            "minimum": 685751.6442,
            "name": "X",
            "position": 0,
            "stddev": 405.1538478,
            "variance": 164149.6404
          },
          {
            "average": 5360845.254,
            "count": 30029019,
            "maximum": 5361478.805,
            "minimum": 5360010.105,
            "name": "Y",
            "position": 1,
            "stddev": 365.3193823,
            "variance": 133458.2511
          },
          {
            "average": 1789.710214,
            "count": 30029019,
            "maximum": 2086.532661,
            "minimum": 1499.172661,
            "name": "Z",
            "position": 2,
            "stddev": 146.8521638,
            "variance": 21565.558
          },
          {
            "average": 506.7612388,
            "count": 30029019,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 248.9954617,
            "variance": 61998.73993
          },
          {
            "average": 1.126451051,
            "count": 30029019,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4151434236,
            "variance": 0.1723440621
          },
          {
            "average": 1.253126284,
            "count": 30029019,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6124200561,
            "variance": 0.3750583251
          },
          {
            "average": 0.4967165927,
            "count": 30029019,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892274,
            "variance": 0.2499892276
          },
          {
            "average": 0.0002380031129,
            "count": 30029019,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01542551378,
            "variance": 0.0002379464754
          },
          {
            "average": 1.448392969,
            "count": 30029019,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5737302254,
            "variance": 0.3291663715
          },
          {
            "average": 3.367495184,
            "count": 30029019,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.39907287,
            "variance": 108.1407166
          },
          {
            "average": 0,
            "count": 30029019,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 76.81731161,
            "count": 30029019,
            "maximum": 112,
            "minimum": 60,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 23.26498624,
            "variance": 541.2595847
          },
          {
            "average": 222207799.4,
            "count": 30029019,
            "maximum": 222622896.5,
            "minimum": 222019013.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 279423.8226,
            "variance": 78077672650.0
          },
          {
            "average": 0,
            "count": 30029019,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30029019,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30029019,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30029019,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30029019,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685751.6442,
          5360010.105,
          1499.172661,
          687280.2642,
          5361478.805,
          2086.532661
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685751.6441509302,
                5360010.105421826,
                1499.1726609288996
              ],
              [
                685751.6441509302,
                5361478.8054218255,
                1499.1726609288996
              ],
              [
                687280.2641509303,
                5361478.8054218255,
                2086.5326609288995
              ],
              [
                687280.2641509303,
                5360010.105421826,
                2086.5326609288995
              ],
              [
                685751.6441509302,
                5360010.105421826,
                1499.1726609288996
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:28:16+00:00",
        "end_time": "2018-09-26T17:43:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4920027,
            48.36545627,
            1499.172661,
            -120.4707301,
            48.37910853,
            2086.532661
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.49200266682956,
                  48.36590789942388,
                  1499.1726609288996
                ],
                [
                  -120.49135389919574,
                  48.379108531312745,
                  1499.1726609288996
                ],
                [
                  -120.47073014323607,
                  48.37865669757753,
                  2086.5326609288995
                ],
                [
                  -120.47138423063112,
                  48.36545627390059,
                  2086.5326609288995
                ],
                [
                  -120.49200266682956,
                  48.36590789942388,
                  1499.1726609288996
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:28:16Z",
            "pc:count": 30029019,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686482.6285,
                "count": 30029019,
                "maximum": 687280.2642,
                "minimum": 685751.6442,
                "name": "X",
                "position": 0,
                "stddev": 405.1538478,
                "variance": 164149.6404
              },
              {
                "average": 5360845.254,
                "count": 30029019,
                "maximum": 5361478.805,
                "minimum": 5360010.105,
                "name": "Y",
                "position": 1,
                "stddev": 365.3193823,
                "variance": 133458.2511
              },
              {
                "average": 1789.710214,
                "count": 30029019,
                "maximum": 2086.532661,
                "minimum": 1499.172661,
                "name": "Z",
                "position": 2,
                "stddev": 146.8521638,
                "variance": 21565.558
              },
              {
                "average": 506.7612388,
                "count": 30029019,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 248.9954617,
                "variance": 61998.73993
              },
              {
                "average": 1.126451051,
                "count": 30029019,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4151434236,
                "variance": 0.1723440621
              },
              {
                "average": 1.253126284,
                "count": 30029019,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6124200561,
                "variance": 0.3750583251
              },
              {
                "average": 0.4967165927,
                "count": 30029019,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892274,
                "variance": 0.2499892276
              },
              {
                "average": 0.0002380031129,
                "count": 30029019,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01542551378,
                "variance": 0.0002379464754
              },
              {
                "average": 1.448392969,
                "count": 30029019,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5737302254,
                "variance": 0.3291663715
              },
              {
                "average": 3.367495184,
                "count": 30029019,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.39907287,
                "variance": 108.1407166
              },
              {
                "average": 0,
                "count": 30029019,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 76.81731161,
                "count": 30029019,
                "maximum": 112,
                "minimum": 60,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 23.26498624,
                "variance": 541.2595847
              },
              {
                "average": 222207799.4,
                "count": 30029019,
                "maximum": 222622896.5,
                "minimum": 222019013.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 279423.8226,
                "variance": 78077672650.0
              },
              {
                "average": 0,
                "count": 30029019,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30029019,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30029019,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30029019,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30029019,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685751.6442,
              5360010.105,
              1499.172661,
              687280.2642,
              5361478.805,
              2086.532661
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685751.6441509302,
                    5360010.105421826,
                    1499.1726609288996
                  ],
                  [
                    685751.6441509302,
                    5361478.8054218255,
                    1499.1726609288996
                  ],
                  [
                    687280.2641509303,
                    5361478.8054218255,
                    2086.5326609288995
                  ],
                  [
                    687280.2641509303,
                    5360010.105421826,
                    2086.5326609288995
                  ],
                  [
                    685751.6441509302,
                    5360010.105421826,
                    1499.1726609288996
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:28:16+00:00",
            "end_time": "2018-09-26T17:43:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41099147286866,
              48.351920006459494,
              725.573679232366
            ],
            [
              -120.41028156815634,
              48.36591863976214,
              725.573679232366
            ],
            [
              -120.38928518568436,
              48.365443756628075,
              1018.2336792323661
            ],
            [
              -120.39000083014388,
              48.35144535537123,
              1018.2336792323661
            ],
            [
              -120.41099147286866,
              48.351920006459494,
              725.573679232366
            ]
          ]
        ]
      },
      "bbox": [
        -120.4109915,
        48.35144536,
        725.5736792,
        -120.3892852,
        48.36591864,
        1018.233679
      ],
      "properties": {
        "datetime": "2018-10-04T17:31:26Z",
        "pc:count": 30420163,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692636.9689,
            "count": 30420163,
            "maximum": 693360.4406,
            "minimum": 691803.7006,
            "name": "X",
            "position": 0,
            "stddev": 450.596163,
            "variance": 203036.9022
          },
          {
            "average": 5359461.294,
            "count": 30420163,
            "maximum": 5360212.658,
            "minimum": 5358655.078,
            "name": "Y",
            "position": 1,
            "stddev": 436.9913052,
            "variance": 190961.4008
          },
          {
            "average": 808.0491324,
            "count": 30420163,
            "maximum": 1018.233679,
            "minimum": 725.5736792,
            "name": "Z",
            "position": 2,
            "stddev": 66.7560876,
            "variance": 4456.375232
          },
          {
            "average": 522.5511937,
            "count": 30420163,
            "maximum": 4095,
            "minimum": 89,
            "name": "Intensity",
            "position": 3,
            "stddev": 290.6273437,
            "variance": 84464.25289
          },
          {
            "average": 1.174546895,
            "count": 30420163,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4136172349,
            "variance": 0.171079217
          },
          {
            "average": 1.349064994,
            "count": 30420163,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5551635461,
            "variance": 0.3082065629
          },
          {
            "average": 0.4985251065,
            "count": 30420163,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999978329,
            "variance": 0.2499978329
          },
          {
            "average": 0.0003351395586,
            "count": 30420163,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01830374965,
            "variance": 0.0003350272511
          },
          {
            "average": 1.35400642,
            "count": 30420163,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.513245494,
            "variance": 0.2634209371
          },
          {
            "average": 1.076114584,
            "count": 30420163,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.29733515,
            "variance": 106.0351111
          },
          {
            "average": 0,
            "count": 30420163,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 96.64253347,
            "count": 30420163,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.664374305,
            "variance": 7.098890436
          },
          {
            "average": 222705164.2,
            "count": 30420163,
            "maximum": 222709486.8,
            "minimum": 222702930.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1563.246461,
            "variance": 2443739.498
          },
          {
            "average": 0,
            "count": 30420163,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30420163,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30420163,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30420163,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30420163,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691803.7006,
          5358655.078,
          725.5736792,
          693360.4406,
          5360212.658,
          1018.233679
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691803.7006234307,
                5358655.078291585,
                725.573679232366
              ],
              [
                691803.7006234307,
                5360212.658291585,
                725.573679232366
              ],
              [
                693360.4406234307,
                5360212.658291585,
                1018.2336792323661
              ],
              [
                693360.4406234307,
                5358655.078291585,
                1018.2336792323661
              ],
              [
                691803.7006234307,
                5358655.078291585,
                725.573679232366
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:31:26+00:00",
        "end_time": "2018-10-04T15:42:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4109915,
            48.35144536,
            725.5736792,
            -120.3892852,
            48.36591864,
            1018.233679
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41099147286866,
                  48.351920006459494,
                  725.573679232366
                ],
                [
                  -120.41028156815634,
                  48.36591863976214,
                  725.573679232366
                ],
                [
                  -120.38928518568436,
                  48.365443756628075,
                  1018.2336792323661
                ],
                [
                  -120.39000083014388,
                  48.35144535537123,
                  1018.2336792323661
                ],
                [
                  -120.41099147286866,
                  48.351920006459494,
                  725.573679232366
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:31:26Z",
            "pc:count": 30420163,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692636.9689,
                "count": 30420163,
                "maximum": 693360.4406,
                "minimum": 691803.7006,
                "name": "X",
                "position": 0,
                "stddev": 450.596163,
                "variance": 203036.9022
              },
              {
                "average": 5359461.294,
                "count": 30420163,
                "maximum": 5360212.658,
                "minimum": 5358655.078,
                "name": "Y",
                "position": 1,
                "stddev": 436.9913052,
                "variance": 190961.4008
              },
              {
                "average": 808.0491324,
                "count": 30420163,
                "maximum": 1018.233679,
                "minimum": 725.5736792,
                "name": "Z",
                "position": 2,
                "stddev": 66.7560876,
                "variance": 4456.375232
              },
              {
                "average": 522.5511937,
                "count": 30420163,
                "maximum": 4095,
                "minimum": 89,
                "name": "Intensity",
                "position": 3,
                "stddev": 290.6273437,
                "variance": 84464.25289
              },
              {
                "average": 1.174546895,
                "count": 30420163,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4136172349,
                "variance": 0.171079217
              },
              {
                "average": 1.349064994,
                "count": 30420163,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5551635461,
                "variance": 0.3082065629
              },
              {
                "average": 0.4985251065,
                "count": 30420163,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999978329,
                "variance": 0.2499978329
              },
              {
                "average": 0.0003351395586,
                "count": 30420163,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01830374965,
                "variance": 0.0003350272511
              },
              {
                "average": 1.35400642,
                "count": 30420163,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.513245494,
                "variance": 0.2634209371
              },
              {
                "average": 1.076114584,
                "count": 30420163,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.29733515,
                "variance": 106.0351111
              },
              {
                "average": 0,
                "count": 30420163,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 96.64253347,
                "count": 30420163,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.664374305,
                "variance": 7.098890436
              },
              {
                "average": 222705164.2,
                "count": 30420163,
                "maximum": 222709486.8,
                "minimum": 222702930.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1563.246461,
                "variance": 2443739.498
              },
              {
                "average": 0,
                "count": 30420163,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30420163,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30420163,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30420163,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30420163,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691803.7006,
              5358655.078,
              725.5736792,
              693360.4406,
              5360212.658,
              1018.233679
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691803.7006234307,
                    5358655.078291585,
                    725.573679232366
                  ],
                  [
                    691803.7006234307,
                    5360212.658291585,
                    725.573679232366
                  ],
                  [
                    693360.4406234307,
                    5360212.658291585,
                    1018.2336792323661
                  ],
                  [
                    693360.4406234307,
                    5358655.078291585,
                    1018.2336792323661
                  ],
                  [
                    691803.7006234307,
                    5358655.078291585,
                    725.573679232366
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:31:26+00:00",
            "end_time": "2018-10-04T15:42:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92513365792134,
              48.406568435858794,
              1319.3360594921978
            ],
            [
              -119.92442770029575,
              48.41826450034341,
              1319.3360594921978
            ],
            [
              -119.90362054084873,
              48.417705948466455,
              1695.156059492198
            ],
            [
              -119.90433125594397,
              48.40601011207847,
              1695.156059492198
            ],
            [
              -119.92513365792134,
              48.406568435858794,
              1319.3360594921978
            ]
          ]
        ]
      },
      "bbox": [
        -119.9251337,
        48.40601011,
        1319.336059,
        -119.9036205,
        48.4182645,
        1695.156059
      ],
      "properties": {
        "datetime": "2018-07-20T16:38:18Z",
        "pc:count": 34929478,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 728262.5931,
            "count": 34929478,
            "maximum": 729092.1063,
            "minimum": 727550.3263,
            "name": "X",
            "position": 0,
            "stddev": 440.2789932,
            "variance": 193845.5919
          },
          {
            "average": 5366664.251,
            "count": 34929478,
            "maximum": 5367360.696,
            "minimum": 5366058.756,
            "name": "Y",
            "position": 1,
            "stddev": 329.2631476,
            "variance": 108414.2204
          },
          {
            "average": 1546.360478,
            "count": 34929478,
            "maximum": 1695.156059,
            "minimum": 1319.336059,
            "name": "Z",
            "position": 2,
            "stddev": 69.60922512,
            "variance": 4845.444222
          },
          {
            "average": 858.6283565,
            "count": 34929478,
            "maximum": 4095,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 446.1629177,
            "variance": 199061.3491
          },
          {
            "average": 1.598494114,
            "count": 34929478,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7995897862,
            "variance": 0.6393438262
          },
          {
            "average": 2.196975431,
            "count": 34929478,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9804980094,
            "variance": 0.9613763465
          },
          {
            "average": 0.4953162197,
            "count": 34929478,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999780689,
            "variance": 0.2499780694
          },
          {
            "average": 0.0003083928137,
            "count": 34929478,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01755840871,
            "variance": 0.0003082977164
          },
          {
            "average": 1.251139911,
            "count": 34929478,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4745116901,
            "variance": 0.225161344
          },
          {
            "average": 1.368433943,
            "count": 34929478,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.70194138,
            "variance": 114.5315494
          },
          {
            "average": 0,
            "count": 34929478,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.56820967,
            "count": 34929478,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 55.85725461,
            "variance": 3120.032893
          },
          {
            "average": 216057546.6,
            "count": 34929478,
            "maximum": 216139898.8,
            "minimum": 216046885.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 28671.73411,
            "variance": 822068337.2
          },
          {
            "average": 0,
            "count": 34929478,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34929478,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34929478,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34929478,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34929478,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          727550.3263,
          5366058.756,
          1319.336059,
          729092.1063,
          5367360.696,
          1695.156059
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                727550.326337255,
                5366058.756166476,
                1319.3360594921978
              ],
              [
                727550.326337255,
                5367360.696166475,
                1319.3360594921978
              ],
              [
                729092.106337255,
                5367360.696166475,
                1695.156059492198
              ],
              [
                729092.106337255,
                5366058.756166476,
                1695.156059492198
              ],
              [
                727550.326337255,
                5366058.756166476,
                1319.3360594921978
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:38:18+00:00",
        "end_time": "2018-07-19T14:48:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9251337,
            48.40601011,
            1319.336059,
            -119.9036205,
            48.4182645,
            1695.156059
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92513365792134,
                  48.406568435858794,
                  1319.3360594921978
                ],
                [
                  -119.92442770029575,
                  48.41826450034341,
                  1319.3360594921978
                ],
                [
                  -119.90362054084873,
                  48.417705948466455,
                  1695.156059492198
                ],
                [
                  -119.90433125594397,
                  48.40601011207847,
                  1695.156059492198
                ],
                [
                  -119.92513365792134,
                  48.406568435858794,
                  1319.3360594921978
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:38:18Z",
            "pc:count": 34929478,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 728262.5931,
                "count": 34929478,
                "maximum": 729092.1063,
                "minimum": 727550.3263,
                "name": "X",
                "position": 0,
                "stddev": 440.2789932,
                "variance": 193845.5919
              },
              {
                "average": 5366664.251,
                "count": 34929478,
                "maximum": 5367360.696,
                "minimum": 5366058.756,
                "name": "Y",
                "position": 1,
                "stddev": 329.2631476,
                "variance": 108414.2204
              },
              {
                "average": 1546.360478,
                "count": 34929478,
                "maximum": 1695.156059,
                "minimum": 1319.336059,
                "name": "Z",
                "position": 2,
                "stddev": 69.60922512,
                "variance": 4845.444222
              },
              {
                "average": 858.6283565,
                "count": 34929478,
                "maximum": 4095,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 446.1629177,
                "variance": 199061.3491
              },
              {
                "average": 1.598494114,
                "count": 34929478,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7995897862,
                "variance": 0.6393438262
              },
              {
                "average": 2.196975431,
                "count": 34929478,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9804980094,
                "variance": 0.9613763465
              },
              {
                "average": 0.4953162197,
                "count": 34929478,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999780689,
                "variance": 0.2499780694
              },
              {
                "average": 0.0003083928137,
                "count": 34929478,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01755840871,
                "variance": 0.0003082977164
              },
              {
                "average": 1.251139911,
                "count": 34929478,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4745116901,
                "variance": 0.225161344
              },
              {
                "average": 1.368433943,
                "count": 34929478,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.70194138,
                "variance": 114.5315494
              },
              {
                "average": 0,
                "count": 34929478,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.56820967,
                "count": 34929478,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 55.85725461,
                "variance": 3120.032893
              },
              {
                "average": 216057546.6,
                "count": 34929478,
                "maximum": 216139898.8,
                "minimum": 216046885.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 28671.73411,
                "variance": 822068337.2
              },
              {
                "average": 0,
                "count": 34929478,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34929478,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34929478,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34929478,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34929478,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              727550.3263,
              5366058.756,
              1319.336059,
              729092.1063,
              5367360.696,
              1695.156059
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    727550.326337255,
                    5366058.756166476,
                    1319.3360594921978
                  ],
                  [
                    727550.326337255,
                    5367360.696166475,
                    1319.3360594921978
                  ],
                  [
                    729092.106337255,
                    5367360.696166475,
                    1695.156059492198
                  ],
                  [
                    729092.106337255,
                    5366058.756166476,
                    1695.156059492198
                  ],
                  [
                    727550.326337255,
                    5366058.756166476,
                    1319.3360594921978
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:38:18+00:00",
            "end_time": "2018-07-19T14:48:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3914495151119,
              48.44644496814352,
              1064.6887850463
            ],
            [
              -120.3907317494964,
              48.460445669790396,
              1064.6887850463
            ],
            [
              -120.36969728182304,
              48.459966534448974,
              1630.1887850463
            ],
            [
              -120.37042081746891,
              48.44596606705377,
              1630.1887850463
            ],
            [
              -120.3914495151119,
              48.44644496814352,
              1064.6887850463
            ]
          ]
        ]
      },
      "bbox": [
        -120.3914495,
        48.44596607,
        1064.688785,
        -120.3696973,
        48.46044567,
        1630.188785
      ],
      "properties": {
        "datetime": "2018-10-04T18:05:40Z",
        "pc:count": 35391493,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693706.4532,
            "count": 35391493,
            "maximum": 694450.1182,
            "minimum": 692893.4182,
            "name": "X",
            "position": 0,
            "stddev": 424.5606711,
            "variance": 180251.7635
          },
          {
            "average": 5370004.225,
            "count": 35391493,
            "maximum": 5370767.546,
            "minimum": 5369209.686,
            "name": "Y",
            "position": 1,
            "stddev": 429.0977395,
            "variance": 184124.8701
          },
          {
            "average": 1294.395787,
            "count": 35391493,
            "maximum": 1630.188785,
            "minimum": 1064.688785,
            "name": "Z",
            "position": 2,
            "stddev": 108.2285065,
            "variance": 11713.40961
          },
          {
            "average": 603.4818119,
            "count": 35391493,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 354.5545738,
            "variance": 125708.9458
          },
          {
            "average": 1.385746061,
            "count": 35391493,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6797029237,
            "variance": 0.4619960645
          },
          {
            "average": 1.771557391,
            "count": 35391493,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9227877886,
            "variance": 0.8515373028
          },
          {
            "average": 0.4973459017,
            "count": 35391493,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999929628,
            "variance": 0.2499929628
          },
          {
            "average": 0.0002794174295,
            "count": 35391493,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01671344858,
            "variance": 0.0002793393633
          },
          {
            "average": 1.319414894,
            "count": 35391493,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5332609245,
            "variance": 0.2843672137
          },
          {
            "average": 0.7524205779,
            "count": 35391493,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.99562002,
            "variance": 120.9036596
          },
          {
            "average": 0,
            "count": 35391493,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.2864385,
            "count": 35391493,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.728557679,
            "variance": 7.445027007
          },
          {
            "average": 222709448.8,
            "count": 35391493,
            "maximum": 222711540,
            "minimum": 222704846.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2021.490684,
            "variance": 4086424.587
          },
          {
            "average": 0,
            "count": 35391493,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35391493,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35391493,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35391493,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35391493,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692893.4182,
          5369209.686,
          1064.688785,
          694450.1182,
          5370767.546,
          1630.188785
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692893.4181961875,
                5369209.685541787,
                1064.6887850463
              ],
              [
                692893.4181961875,
                5370767.545541787,
                1064.6887850463
              ],
              [
                694450.1181961874,
                5370767.545541787,
                1630.1887850463
              ],
              [
                694450.1181961874,
                5369209.685541787,
                1630.1887850463
              ],
              [
                692893.4181961875,
                5369209.685541787,
                1064.6887850463
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:05:40+00:00",
        "end_time": "2018-10-04T16:14:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3914495,
            48.44596607,
            1064.688785,
            -120.3696973,
            48.46044567,
            1630.188785
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3914495151119,
                  48.44644496814352,
                  1064.6887850463
                ],
                [
                  -120.3907317494964,
                  48.460445669790396,
                  1064.6887850463
                ],
                [
                  -120.36969728182304,
                  48.459966534448974,
                  1630.1887850463
                ],
                [
                  -120.37042081746891,
                  48.44596606705377,
                  1630.1887850463
                ],
                [
                  -120.3914495151119,
                  48.44644496814352,
                  1064.6887850463
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:05:40Z",
            "pc:count": 35391493,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693706.4532,
                "count": 35391493,
                "maximum": 694450.1182,
                "minimum": 692893.4182,
                "name": "X",
                "position": 0,
                "stddev": 424.5606711,
                "variance": 180251.7635
              },
              {
                "average": 5370004.225,
                "count": 35391493,
                "maximum": 5370767.546,
                "minimum": 5369209.686,
                "name": "Y",
                "position": 1,
                "stddev": 429.0977395,
                "variance": 184124.8701
              },
              {
                "average": 1294.395787,
                "count": 35391493,
                "maximum": 1630.188785,
                "minimum": 1064.688785,
                "name": "Z",
                "position": 2,
                "stddev": 108.2285065,
                "variance": 11713.40961
              },
              {
                "average": 603.4818119,
                "count": 35391493,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 354.5545738,
                "variance": 125708.9458
              },
              {
                "average": 1.385746061,
                "count": 35391493,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6797029237,
                "variance": 0.4619960645
              },
              {
                "average": 1.771557391,
                "count": 35391493,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9227877886,
                "variance": 0.8515373028
              },
              {
                "average": 0.4973459017,
                "count": 35391493,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999929628,
                "variance": 0.2499929628
              },
              {
                "average": 0.0002794174295,
                "count": 35391493,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01671344858,
                "variance": 0.0002793393633
              },
              {
                "average": 1.319414894,
                "count": 35391493,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5332609245,
                "variance": 0.2843672137
              },
              {
                "average": 0.7524205779,
                "count": 35391493,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.99562002,
                "variance": 120.9036596
              },
              {
                "average": 0,
                "count": 35391493,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.2864385,
                "count": 35391493,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.728557679,
                "variance": 7.445027007
              },
              {
                "average": 222709448.8,
                "count": 35391493,
                "maximum": 222711540,
                "minimum": 222704846.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2021.490684,
                "variance": 4086424.587
              },
              {
                "average": 0,
                "count": 35391493,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35391493,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35391493,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35391493,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35391493,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692893.4182,
              5369209.686,
              1064.688785,
              694450.1182,
              5370767.546,
              1630.188785
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692893.4181961875,
                    5369209.685541787,
                    1064.6887850463
                  ],
                  [
                    692893.4181961875,
                    5370767.545541787,
                    1064.6887850463
                  ],
                  [
                    694450.1181961874,
                    5370767.545541787,
                    1630.1887850463
                  ],
                  [
                    694450.1181961874,
                    5369209.685541787,
                    1630.1887850463
                  ],
                  [
                    692893.4181961875,
                    5369209.685541787,
                    1064.6887850463
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:05:40+00:00",
            "end_time": "2018-10-04T16:14:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47178668743189,
              48.365579172381665,
              1194.1930536962927
            ],
            [
              -120.471112353187,
              48.37919016340485,
              1194.1930536962927
            ],
            [
              -120.45011031890212,
              48.378726305513545,
              1938.5730536962928
            ],
            [
              -120.45079023866236,
              48.365115534886236,
              1938.5730536962928
            ],
            [
              -120.47178668743189,
              48.365579172381665,
              1194.1930536962927
            ]
          ]
        ]
      },
      "bbox": [
        -120.4717867,
        48.36511553,
        1194.193054,
        -120.4501103,
        48.37919016,
        1938.573054
      ],
      "properties": {
        "datetime": "2018-10-03T17:53:23Z",
        "pc:count": 29840309,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687994.0498,
            "count": 29840309,
            "maximum": 688806.6879,
            "minimum": 687250.0079,
            "name": "X",
            "position": 0,
            "stddev": 447.4225637,
            "variance": 200186.9505
          },
          {
            "average": 5360915.822,
            "count": 29840309,
            "maximum": 5361537.161,
            "minimum": 5360022.781,
            "name": "Y",
            "position": 1,
            "stddev": 373.0271236,
            "variance": 139149.2349
          },
          {
            "average": 1639.946065,
            "count": 29840309,
            "maximum": 1938.573054,
            "minimum": 1194.193054,
            "name": "Z",
            "position": 2,
            "stddev": 150.3741538,
            "variance": 22612.38612
          },
          {
            "average": 383.1888717,
            "count": 29840309,
            "maximum": 2191,
            "minimum": 49,
            "name": "Intensity",
            "position": 3,
            "stddev": 221.5311179,
            "variance": 49076.03621
          },
          {
            "average": 1.342630567,
            "count": 29840309,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6452997104,
            "variance": 0.4164117163
          },
          {
            "average": 1.685023436,
            "count": 29840309,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8881779957,
            "variance": 0.788860152
          },
          {
            "average": 0.4964522318,
            "count": 29840309,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999874216,
            "variance": 0.2499874217
          },
          {
            "average": 0.000346879786,
            "count": 29840309,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01862147878,
            "variance": 0.000346759472
          },
          {
            "average": 1.349812262,
            "count": 29840309,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5653047345,
            "variance": 0.3195694428
          },
          {
            "average": -0.5071143617,
            "count": 29840309,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.50345319,
            "variance": 132.3294354
          },
          {
            "average": 0,
            "count": 29840309,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 110.1367212,
            "count": 29840309,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 12.1740117,
            "variance": 148.2065608
          },
          {
            "average": 222588692.1,
            "count": 29840309,
            "maximum": 222624403.7,
            "minimum": 222019291.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 140608.1359,
            "variance": 19770647900.0
          },
          {
            "average": 0,
            "count": 29840309,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29840309,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29840309,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29840309,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29840309,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          687250.0079,
          5360022.781,
          1194.193054,
          688806.6879,
          5361537.161,
          1938.573054
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                687250.0079477472,
                5360022.78071707,
                1194.1930536962927
              ],
              [
                687250.0079477472,
                5361537.160717071,
                1194.1930536962927
              ],
              [
                688806.6879477472,
                5361537.160717071,
                1938.5730536962928
              ],
              [
                688806.6879477472,
                5360022.78071707,
                1938.5730536962928
              ],
              [
                687250.0079477472,
                5360022.78071707,
                1194.1930536962927
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:53:23+00:00",
        "end_time": "2018-09-26T17:48:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4717867,
            48.36511553,
            1194.193054,
            -120.4501103,
            48.37919016,
            1938.573054
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47178668743189,
                  48.365579172381665,
                  1194.1930536962927
                ],
                [
                  -120.471112353187,
                  48.37919016340485,
                  1194.1930536962927
                ],
                [
                  -120.45011031890212,
                  48.378726305513545,
                  1938.5730536962928
                ],
                [
                  -120.45079023866236,
                  48.365115534886236,
                  1938.5730536962928
                ],
                [
                  -120.47178668743189,
                  48.365579172381665,
                  1194.1930536962927
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:53:23Z",
            "pc:count": 29840309,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687994.0498,
                "count": 29840309,
                "maximum": 688806.6879,
                "minimum": 687250.0079,
                "name": "X",
                "position": 0,
                "stddev": 447.4225637,
                "variance": 200186.9505
              },
              {
                "average": 5360915.822,
                "count": 29840309,
                "maximum": 5361537.161,
                "minimum": 5360022.781,
                "name": "Y",
                "position": 1,
                "stddev": 373.0271236,
                "variance": 139149.2349
              },
              {
                "average": 1639.946065,
                "count": 29840309,
                "maximum": 1938.573054,
                "minimum": 1194.193054,
                "name": "Z",
                "position": 2,
                "stddev": 150.3741538,
                "variance": 22612.38612
              },
              {
                "average": 383.1888717,
                "count": 29840309,
                "maximum": 2191,
                "minimum": 49,
                "name": "Intensity",
                "position": 3,
                "stddev": 221.5311179,
                "variance": 49076.03621
              },
              {
                "average": 1.342630567,
                "count": 29840309,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6452997104,
                "variance": 0.4164117163
              },
              {
                "average": 1.685023436,
                "count": 29840309,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8881779957,
                "variance": 0.788860152
              },
              {
                "average": 0.4964522318,
                "count": 29840309,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999874216,
                "variance": 0.2499874217
              },
              {
                "average": 0.000346879786,
                "count": 29840309,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01862147878,
                "variance": 0.000346759472
              },
              {
                "average": 1.349812262,
                "count": 29840309,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5653047345,
                "variance": 0.3195694428
              },
              {
                "average": -0.5071143617,
                "count": 29840309,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.50345319,
                "variance": 132.3294354
              },
              {
                "average": 0,
                "count": 29840309,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 110.1367212,
                "count": 29840309,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 12.1740117,
                "variance": 148.2065608
              },
              {
                "average": 222588692.1,
                "count": 29840309,
                "maximum": 222624403.7,
                "minimum": 222019291.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 140608.1359,
                "variance": 19770647900.0
              },
              {
                "average": 0,
                "count": 29840309,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29840309,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29840309,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29840309,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29840309,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              687250.0079,
              5360022.781,
              1194.193054,
              688806.6879,
              5361537.161,
              1938.573054
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    687250.0079477472,
                    5360022.78071707,
                    1194.1930536962927
                  ],
                  [
                    687250.0079477472,
                    5361537.160717071,
                    1194.1930536962927
                  ],
                  [
                    688806.6879477472,
                    5361537.160717071,
                    1938.5730536962928
                  ],
                  [
                    688806.6879477472,
                    5360022.78071707,
                    1938.5730536962928
                  ],
                  [
                    687250.0079477472,
                    5360022.78071707,
                    1194.1930536962927
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:53:23+00:00",
            "end_time": "2018-09-26T17:48:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41119876516245,
              48.378907924247244,
              931.058922990361
            ],
            [
              -120.41048821720116,
              48.39290703312185,
              931.058922990361
            ],
            [
              -120.38948073012236,
              48.39243199016057,
              1592.958922990361
            ],
            [
              -120.39019702653118,
              48.378433113443926,
              1592.958922990361
            ],
            [
              -120.41119876516245,
              48.378907924247244,
              931.058922990361
            ]
          ]
        ]
      },
      "bbox": [
        -120.4111988,
        48.37843311,
        931.058923,
        -120.3894807,
        48.39290703,
        1592.958923
      ],
      "properties": {
        "datetime": "2018-10-04T17:32:12Z",
        "pc:count": 40727516,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692511.5227,
            "count": 40727516,
            "maximum": 693243.7256,
            "minimum": 691686.9856,
            "name": "X",
            "position": 0,
            "stddev": 455.9024151,
            "variance": 207847.0121
          },
          {
            "average": 5362427.093,
            "count": 40727516,
            "maximum": 5363211.63,
            "minimum": 5361653.99,
            "name": "Y",
            "position": 1,
            "stddev": 431.6434808,
            "variance": 186316.0945
          },
          {
            "average": 1344.632531,
            "count": 40727516,
            "maximum": 1592.958923,
            "minimum": 931.058923,
            "name": "Z",
            "position": 2,
            "stddev": 127.9719626,
            "variance": 16376.82322
          },
          {
            "average": 590.602046,
            "count": 40727516,
            "maximum": 2668,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 371.3340595,
            "variance": 137888.9837
          },
          {
            "average": 1.448597528,
            "count": 40727516,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7051164022,
            "variance": 0.4971891406
          },
          {
            "average": 1.897011986,
            "count": 40727516,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9173528772,
            "variance": 0.8415363013
          },
          {
            "average": 0.4969335473,
            "count": 40727516,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999906029,
            "variance": 0.249990603
          },
          {
            "average": 0.0003477747084,
            "count": 40727516,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01864547585,
            "variance": 0.0003476537697
          },
          {
            "average": 1.272551707,
            "count": 40727516,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5002683662,
            "variance": 0.2502684382
          },
          {
            "average": 0.1469083132,
            "count": 40727516,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.41047969,
            "variance": 130.1990467
          },
          {
            "average": 0,
            "count": 40727516,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 96.23816817,
            "count": 40727516,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.364729815,
            "variance": 5.591947096
          },
          {
            "average": 222704988.2,
            "count": 40727516,
            "maximum": 222709532.4,
            "minimum": 222702976.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1387.935843,
            "variance": 1926365.904
          },
          {
            "average": 0,
            "count": 40727516,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40727516,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40727516,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40727516,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40727516,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691686.9856,
          5361653.99,
          931.058923,
          693243.7256,
          5363211.63,
          1592.958923
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691686.9856407078,
                5361653.989535322,
                931.058922990361
              ],
              [
                691686.9856407078,
                5363211.629535323,
                931.058922990361
              ],
              [
                693243.7256407078,
                5363211.629535323,
                1592.958922990361
              ],
              [
                693243.7256407078,
                5361653.989535322,
                1592.958922990361
              ],
              [
                691686.9856407078,
                5361653.989535322,
                931.058922990361
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:32:12+00:00",
        "end_time": "2018-10-04T15:42:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4111988,
            48.37843311,
            931.058923,
            -120.3894807,
            48.39290703,
            1592.958923
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41119876516245,
                  48.378907924247244,
                  931.058922990361
                ],
                [
                  -120.41048821720116,
                  48.39290703312185,
                  931.058922990361
                ],
                [
                  -120.38948073012236,
                  48.39243199016057,
                  1592.958922990361
                ],
                [
                  -120.39019702653118,
                  48.378433113443926,
                  1592.958922990361
                ],
                [
                  -120.41119876516245,
                  48.378907924247244,
                  931.058922990361
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:32:12Z",
            "pc:count": 40727516,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692511.5227,
                "count": 40727516,
                "maximum": 693243.7256,
                "minimum": 691686.9856,
                "name": "X",
                "position": 0,
                "stddev": 455.9024151,
                "variance": 207847.0121
              },
              {
                "average": 5362427.093,
                "count": 40727516,
                "maximum": 5363211.63,
                "minimum": 5361653.99,
                "name": "Y",
                "position": 1,
                "stddev": 431.6434808,
                "variance": 186316.0945
              },
              {
                "average": 1344.632531,
                "count": 40727516,
                "maximum": 1592.958923,
                "minimum": 931.058923,
                "name": "Z",
                "position": 2,
                "stddev": 127.9719626,
                "variance": 16376.82322
              },
              {
                "average": 590.602046,
                "count": 40727516,
                "maximum": 2668,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 371.3340595,
                "variance": 137888.9837
              },
              {
                "average": 1.448597528,
                "count": 40727516,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7051164022,
                "variance": 0.4971891406
              },
              {
                "average": 1.897011986,
                "count": 40727516,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9173528772,
                "variance": 0.8415363013
              },
              {
                "average": 0.4969335473,
                "count": 40727516,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999906029,
                "variance": 0.249990603
              },
              {
                "average": 0.0003477747084,
                "count": 40727516,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01864547585,
                "variance": 0.0003476537697
              },
              {
                "average": 1.272551707,
                "count": 40727516,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5002683662,
                "variance": 0.2502684382
              },
              {
                "average": 0.1469083132,
                "count": 40727516,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.41047969,
                "variance": 130.1990467
              },
              {
                "average": 0,
                "count": 40727516,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 96.23816817,
                "count": 40727516,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.364729815,
                "variance": 5.591947096
              },
              {
                "average": 222704988.2,
                "count": 40727516,
                "maximum": 222709532.4,
                "minimum": 222702976.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1387.935843,
                "variance": 1926365.904
              },
              {
                "average": 0,
                "count": 40727516,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40727516,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40727516,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40727516,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40727516,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691686.9856,
              5361653.99,
              931.058923,
              693243.7256,
              5363211.63,
              1592.958923
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691686.9856407078,
                    5361653.989535322,
                    931.058922990361
                  ],
                  [
                    691686.9856407078,
                    5363211.629535323,
                    931.058922990361
                  ],
                  [
                    693243.7256407078,
                    5363211.629535323,
                    1592.958922990361
                  ],
                  [
                    693243.7256407078,
                    5361653.989535322,
                    1592.958922990361
                  ],
                  [
                    691686.9856407078,
                    5361653.989535322,
                    931.058922990361
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:32:12+00:00",
            "end_time": "2018-10-04T15:42:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_565088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45238732365041,
              48.52684370831519,
              1987.2573505511061
            ],
            [
              -120.45237003805585,
              48.527188107603266,
              1987.2573505511061
            ],
            [
              -120.4521291899135,
              48.52718277404816,
              2010.0373505511063
            ],
            [
              -120.4521464771379,
              48.52683837482427,
              2010.0373505511063
            ],
            [
              -120.45238732365041,
              48.52684370831519,
              1987.2573505511061
            ]
          ]
        ]
      },
      "bbox": [
        -120.4523873,
        48.52683837,
        1987.257351,
        -120.4521292,
        48.52718811,
        2010.037351
      ],
      "properties": {
        "datetime": "2018-10-03T17:57:50Z",
        "pc:count": 6071,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688101.075,
            "count": 6071,
            "maximum": 688107.7243,
            "minimum": 688089.9243,
            "name": "X",
            "position": 0,
            "stddev": 4.175194579,
            "variance": 17.43224978
          },
          {
            "average": 5378018.485,
            "count": 6071,
            "maximum": 5378031.864,
            "minimum": 5377993.544,
            "name": "Y",
            "position": 1,
            "stddev": 9.64317648,
            "variance": 92.99085262
          },
          {
            "average": 1995.348909,
            "count": 6071,
            "maximum": 2010.037351,
            "minimum": 1987.257351,
            "name": "Z",
            "position": 2,
            "stddev": 4.316808691,
            "variance": 18.63483727
          },
          {
            "average": 522.3083512,
            "count": 6071,
            "maximum": 1729,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 425.7177931,
            "variance": 181235.6393
          },
          {
            "average": 1.641574699,
            "count": 6071,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8631258607,
            "variance": 0.7449862514
          },
          {
            "average": 2.279196179,
            "count": 6071,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.07631093,
            "variance": 1.158445219
          },
          {
            "average": 0.495964421,
            "count": 6071,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.500024897,
            "variance": 0.2500248976
          },
          {
            "average": 0,
            "count": 6071,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.3095042,
            "count": 6071,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5501896644,
            "variance": 0.3027086668
          },
          {
            "average": 9.86595989,
            "count": 6071,
            "maximum": 15,
            "minimum": 4.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.956067309,
            "variance": 24.56260317
          },
          {
            "average": 0,
            "count": 6071,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 114.491517,
            "count": 6071,
            "maximum": 115,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4999692129,
            "variance": 0.2499692138
          },
          {
            "average": 222624248.8,
            "count": 6071,
            "maximum": 222624670,
            "minimum": 222623841.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 413.9083818,
            "variance": 171320.1485
          },
          {
            "average": 0,
            "count": 6071,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6071,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6071,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6071,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6071,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688089.9243,
          5377993.544,
          1987.257351,
          688107.7243,
          5378031.864,
          2010.037351
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688089.9243457253,
                5377993.54370557,
                1987.2573505511061
              ],
              [
                688089.9243457253,
                5378031.86370557,
                1987.2573505511061
              ],
              [
                688107.7243457254,
                5378031.86370557,
                2010.0373505511063
              ],
              [
                688107.7243457254,
                5377993.54370557,
                2010.0373505511063
              ],
              [
                688089.9243457253,
                5377993.54370557,
                1987.2573505511061
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:57:50+00:00",
        "end_time": "2018-10-03T17:44:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_565088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_565088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_565088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_565088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4523873,
            48.52683837,
            1987.257351,
            -120.4521292,
            48.52718811,
            2010.037351
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45238732365041,
                  48.52684370831519,
                  1987.2573505511061
                ],
                [
                  -120.45237003805585,
                  48.527188107603266,
                  1987.2573505511061
                ],
                [
                  -120.4521291899135,
                  48.52718277404816,
                  2010.0373505511063
                ],
                [
                  -120.4521464771379,
                  48.52683837482427,
                  2010.0373505511063
                ],
                [
                  -120.45238732365041,
                  48.52684370831519,
                  1987.2573505511061
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_565088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_565088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:57:50Z",
            "pc:count": 6071,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688101.075,
                "count": 6071,
                "maximum": 688107.7243,
                "minimum": 688089.9243,
                "name": "X",
                "position": 0,
                "stddev": 4.175194579,
                "variance": 17.43224978
              },
              {
                "average": 5378018.485,
                "count": 6071,
                "maximum": 5378031.864,
                "minimum": 5377993.544,
                "name": "Y",
                "position": 1,
                "stddev": 9.64317648,
                "variance": 92.99085262
              },
              {
                "average": 1995.348909,
                "count": 6071,
                "maximum": 2010.037351,
                "minimum": 1987.257351,
                "name": "Z",
                "position": 2,
                "stddev": 4.316808691,
                "variance": 18.63483727
              },
              {
                "average": 522.3083512,
                "count": 6071,
                "maximum": 1729,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 425.7177931,
                "variance": 181235.6393
              },
              {
                "average": 1.641574699,
                "count": 6071,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8631258607,
                "variance": 0.7449862514
              },
              {
                "average": 2.279196179,
                "count": 6071,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.07631093,
                "variance": 1.158445219
              },
              {
                "average": 0.495964421,
                "count": 6071,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.500024897,
                "variance": 0.2500248976
              },
              {
                "average": 0,
                "count": 6071,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.3095042,
                "count": 6071,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5501896644,
                "variance": 0.3027086668
              },
              {
                "average": 9.86595989,
                "count": 6071,
                "maximum": 15,
                "minimum": 4.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.956067309,
                "variance": 24.56260317
              },
              {
                "average": 0,
                "count": 6071,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 114.491517,
                "count": 6071,
                "maximum": 115,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4999692129,
                "variance": 0.2499692138
              },
              {
                "average": 222624248.8,
                "count": 6071,
                "maximum": 222624670,
                "minimum": 222623841.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 413.9083818,
                "variance": 171320.1485
              },
              {
                "average": 0,
                "count": 6071,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6071,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6071,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6071,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6071,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688089.9243,
              5377993.544,
              1987.257351,
              688107.7243,
              5378031.864,
              2010.037351
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688089.9243457253,
                    5377993.54370557,
                    1987.2573505511061
                  ],
                  [
                    688089.9243457253,
                    5378031.86370557,
                    1987.2573505511061
                  ],
                  [
                    688107.7243457254,
                    5378031.86370557,
                    2010.0373505511063
                  ],
                  [
                    688107.7243457254,
                    5377993.54370557,
                    2010.0373505511063
                  ],
                  [
                    688089.9243457253,
                    5377993.54370557,
                    1987.2573505511061
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:57:50+00:00",
            "end_time": "2018-10-03T17:44:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_565088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45299457538216,
              48.5271973358206,
              1967.1499496361025
            ],
            [
              -120.4528669122691,
              48.529741325371795,
              1967.1499496361025
            ],
            [
              -120.45202146571154,
              48.52972260469589,
              2028.4499496361027
            ],
            [
              -120.45214917108686,
              48.52717861680866,
              2028.4499496361027
            ],
            [
              -120.45299457538216,
              48.5271973358206,
              1967.1499496361025
            ]
          ]
        ]
      },
      "bbox": [
        -120.4529946,
        48.52717862,
        1967.14995,
        -120.4520215,
        48.52974133,
        2028.44995
      ],
      "properties": {
        "datetime": "2018-10-03T17:57:54Z",
        "pc:count": 210945,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688078.7641,
            "count": 210945,
            "maximum": 688106.2647,
            "minimum": 688043.7847,
            "name": "X",
            "position": 0,
            "stddev": 14.20587083,
            "variance": 201.8067661
          },
          {
            "average": 5378167.448,
            "count": 210945,
            "maximum": 5378314.412,
            "minimum": 5378031.352,
            "name": "Y",
            "position": 1,
            "stddev": 65.80940285,
            "variance": 4330.877504
          },
          {
            "average": 1998.503633,
            "count": 210945,
            "maximum": 2028.44995,
            "minimum": 1967.14995,
            "name": "Z",
            "position": 2,
            "stddev": 11.17051714,
            "variance": 124.7804533
          },
          {
            "average": 516.2717154,
            "count": 210945,
            "maximum": 2051,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 399.1233268,
            "variance": 159299.43
          },
          {
            "average": 1.628144777,
            "count": 210945,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8755099515,
            "variance": 0.7665176751
          },
          {
            "average": 2.252572946,
            "count": 210945,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.128916637,
            "variance": 1.274452774
          },
          {
            "average": 0.4992154353,
            "count": 210945,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000005696,
            "variance": 0.2500005696
          },
          {
            "average": 0,
            "count": 210945,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.295546232,
            "count": 210945,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5546259225,
            "variance": 0.3076099139
          },
          {
            "average": 9.829716911,
            "count": 210945,
            "maximum": 16.00200081,
            "minimum": 3,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 5.431662026,
            "variance": 29.50295237
          },
          {
            "average": 0,
            "count": 210945,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 114.4946218,
            "count": 210945,
            "maximum": 115,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4999722594,
            "variance": 0.2499722602
          },
          {
            "average": 222624251.5,
            "count": 210945,
            "maximum": 222624674.7,
            "minimum": 222623837.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 416.3005128,
            "variance": 173306.117
          },
          {
            "average": 0,
            "count": 210945,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 210945,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 210945,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 210945,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 210945,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688043.7847,
          5378031.352,
          1967.14995,
          688106.2647,
          5378314.412,
          2028.44995
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688043.7846718929,
                5378031.352478213,
                1967.1499496361025
              ],
              [
                688043.7846718929,
                5378314.412478213,
                1967.1499496361025
              ],
              [
                688106.2646718929,
                5378314.412478213,
                2028.4499496361027
              ],
              [
                688106.2646718929,
                5378031.352478213,
                2028.4499496361027
              ],
              [
                688043.7846718929,
                5378031.352478213,
                1967.1499496361025
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:57:54+00:00",
        "end_time": "2018-10-03T17:43:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_565088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_565088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_565088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_565088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4529946,
            48.52717862,
            1967.14995,
            -120.4520215,
            48.52974133,
            2028.44995
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45299457538216,
                  48.5271973358206,
                  1967.1499496361025
                ],
                [
                  -120.4528669122691,
                  48.529741325371795,
                  1967.1499496361025
                ],
                [
                  -120.45202146571154,
                  48.52972260469589,
                  2028.4499496361027
                ],
                [
                  -120.45214917108686,
                  48.52717861680866,
                  2028.4499496361027
                ],
                [
                  -120.45299457538216,
                  48.5271973358206,
                  1967.1499496361025
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_565088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_565088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:57:54Z",
            "pc:count": 210945,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688078.7641,
                "count": 210945,
                "maximum": 688106.2647,
                "minimum": 688043.7847,
                "name": "X",
                "position": 0,
                "stddev": 14.20587083,
                "variance": 201.8067661
              },
              {
                "average": 5378167.448,
                "count": 210945,
                "maximum": 5378314.412,
                "minimum": 5378031.352,
                "name": "Y",
                "position": 1,
                "stddev": 65.80940285,
                "variance": 4330.877504
              },
              {
                "average": 1998.503633,
                "count": 210945,
                "maximum": 2028.44995,
                "minimum": 1967.14995,
                "name": "Z",
                "position": 2,
                "stddev": 11.17051714,
                "variance": 124.7804533
              },
              {
                "average": 516.2717154,
                "count": 210945,
                "maximum": 2051,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 399.1233268,
                "variance": 159299.43
              },
              {
                "average": 1.628144777,
                "count": 210945,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8755099515,
                "variance": 0.7665176751
              },
              {
                "average": 2.252572946,
                "count": 210945,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.128916637,
                "variance": 1.274452774
              },
              {
                "average": 0.4992154353,
                "count": 210945,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000005696,
                "variance": 0.2500005696
              },
              {
                "average": 0,
                "count": 210945,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.295546232,
                "count": 210945,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5546259225,
                "variance": 0.3076099139
              },
              {
                "average": 9.829716911,
                "count": 210945,
                "maximum": 16.00200081,
                "minimum": 3,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 5.431662026,
                "variance": 29.50295237
              },
              {
                "average": 0,
                "count": 210945,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 114.4946218,
                "count": 210945,
                "maximum": 115,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4999722594,
                "variance": 0.2499722602
              },
              {
                "average": 222624251.5,
                "count": 210945,
                "maximum": 222624674.7,
                "minimum": 222623837.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 416.3005128,
                "variance": 173306.117
              },
              {
                "average": 0,
                "count": 210945,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 210945,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 210945,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 210945,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 210945,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688043.7847,
              5378031.352,
              1967.14995,
              688106.2647,
              5378314.412,
              2028.44995
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688043.7846718929,
                    5378031.352478213,
                    1967.1499496361025
                  ],
                  [
                    688043.7846718929,
                    5378314.412478213,
                    1967.1499496361025
                  ],
                  [
                    688106.2646718929,
                    5378314.412478213,
                    2028.4499496361027
                  ],
                  [
                    688106.2646718929,
                    5378031.352478213,
                    2028.4499496361027
                  ],
                  [
                    688043.7846718929,
                    5378031.352478213,
                    1967.1499496361025
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:57:54+00:00",
            "end_time": "2018-10-03T17:43:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4329697644821,
              48.35027865802405,
              1009.856798883082
            ],
            [
              -120.43288902251341,
              48.35188510073362,
              1009.856798883082
            ],
            [
              -120.43034484354902,
              48.35182826018195,
              1114.536798883082
            ],
            [
              -120.43042566532381,
              48.350221820660316,
              1114.536798883082
            ],
            [
              -120.4329697644821,
              48.35027865802405,
              1009.856798883082
            ]
          ]
        ]
      },
      "bbox": [
        -120.4329698,
        48.35022182,
        1009.856799,
        -120.4303448,
        48.3518851,
        1114.536799
      ],
      "properties": {
        "datetime": "2018-10-03T18:43:57Z",
        "pc:count": 294063,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690300.1432,
            "count": 294063,
            "maximum": 690370.3825,
            "minimum": 690181.7025,
            "name": "X",
            "position": 0,
            "stddev": 40.37276998,
            "variance": 1629.960556
          },
          {
            "average": 5358523.855,
            "count": 294063,
            "maximum": 5358596.622,
            "minimum": 5358417.882,
            "name": "Y",
            "position": 1,
            "stddev": 45.63166185,
            "variance": 2082.248563
          },
          {
            "average": 1054.833004,
            "count": 294063,
            "maximum": 1114.536799,
            "minimum": 1009.856799,
            "name": "Z",
            "position": 2,
            "stddev": 22.26705776,
            "variance": 495.8218615
          },
          {
            "average": 372.9898219,
            "count": 294063,
            "maximum": 1295,
            "minimum": 103,
            "name": "Intensity",
            "position": 3,
            "stddev": 117.2384011,
            "variance": 13744.84268
          },
          {
            "average": 1.029541289,
            "count": 294063,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1763427285,
            "variance": 0.03109675791
          },
          {
            "average": 1.059232205,
            "count": 294063,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2510141806,
            "variance": 0.06300811886
          },
          {
            "average": 0.4939893832,
            "count": 294063,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999647213,
            "variance": 0.2499647225
          },
          {
            "average": 0.0003706688703,
            "count": 294063,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01924922687,
            "variance": 0.0003705327349
          },
          {
            "average": 1.386859278,
            "count": 294063,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5782061564,
            "variance": 0.3343223593
          },
          {
            "average": -4.019015279,
            "count": 294063,
            "maximum": 13.00199986,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.18386469,
            "variance": 125.0788294
          },
          {
            "average": 0,
            "count": 294063,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 485.0411851,
            "count": 294063,
            "maximum": 1610,
            "minimum": 116,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 642.6489669,
            "variance": 412997.6946
          },
          {
            "average": 222626521.7,
            "count": 294063,
            "maximum": 222627437.5,
            "minimum": 222625541.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 887.4873716,
            "variance": 787633.8347
          },
          {
            "average": 0,
            "count": 294063,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 294063,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 294063,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 294063,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 294063,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690181.7025,
          5358417.882,
          1009.856799,
          690370.3825,
          5358596.622,
          1114.536799
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690181.7025058857,
                5358417.881785314,
                1009.856798883082
              ],
              [
                690181.7025058857,
                5358596.621785314,
                1009.856798883082
              ],
              [
                690370.3825058857,
                5358596.621785314,
                1114.536798883082
              ],
              [
                690370.3825058857,
                5358417.881785314,
                1114.536798883082
              ],
              [
                690181.7025058857,
                5358417.881785314,
                1009.856798883082
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:43:57+00:00",
        "end_time": "2018-10-03T18:12:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4329698,
            48.35022182,
            1009.856799,
            -120.4303448,
            48.3518851,
            1114.536799
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4329697644821,
                  48.35027865802405,
                  1009.856798883082
                ],
                [
                  -120.43288902251341,
                  48.35188510073362,
                  1009.856798883082
                ],
                [
                  -120.43034484354902,
                  48.35182826018195,
                  1114.536798883082
                ],
                [
                  -120.43042566532381,
                  48.350221820660316,
                  1114.536798883082
                ],
                [
                  -120.4329697644821,
                  48.35027865802405,
                  1009.856798883082
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:43:57Z",
            "pc:count": 294063,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690300.1432,
                "count": 294063,
                "maximum": 690370.3825,
                "minimum": 690181.7025,
                "name": "X",
                "position": 0,
                "stddev": 40.37276998,
                "variance": 1629.960556
              },
              {
                "average": 5358523.855,
                "count": 294063,
                "maximum": 5358596.622,
                "minimum": 5358417.882,
                "name": "Y",
                "position": 1,
                "stddev": 45.63166185,
                "variance": 2082.248563
              },
              {
                "average": 1054.833004,
                "count": 294063,
                "maximum": 1114.536799,
                "minimum": 1009.856799,
                "name": "Z",
                "position": 2,
                "stddev": 22.26705776,
                "variance": 495.8218615
              },
              {
                "average": 372.9898219,
                "count": 294063,
                "maximum": 1295,
                "minimum": 103,
                "name": "Intensity",
                "position": 3,
                "stddev": 117.2384011,
                "variance": 13744.84268
              },
              {
                "average": 1.029541289,
                "count": 294063,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1763427285,
                "variance": 0.03109675791
              },
              {
                "average": 1.059232205,
                "count": 294063,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2510141806,
                "variance": 0.06300811886
              },
              {
                "average": 0.4939893832,
                "count": 294063,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999647213,
                "variance": 0.2499647225
              },
              {
                "average": 0.0003706688703,
                "count": 294063,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01924922687,
                "variance": 0.0003705327349
              },
              {
                "average": 1.386859278,
                "count": 294063,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5782061564,
                "variance": 0.3343223593
              },
              {
                "average": -4.019015279,
                "count": 294063,
                "maximum": 13.00199986,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.18386469,
                "variance": 125.0788294
              },
              {
                "average": 0,
                "count": 294063,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 485.0411851,
                "count": 294063,
                "maximum": 1610,
                "minimum": 116,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 642.6489669,
                "variance": 412997.6946
              },
              {
                "average": 222626521.7,
                "count": 294063,
                "maximum": 222627437.5,
                "minimum": 222625541.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 887.4873716,
                "variance": 787633.8347
              },
              {
                "average": 0,
                "count": 294063,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 294063,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 294063,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 294063,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 294063,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690181.7025,
              5358417.882,
              1009.856799,
              690370.3825,
              5358596.622,
              1114.536799
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690181.7025058857,
                    5358417.881785314,
                    1009.856798883082
                  ],
                  [
                    690181.7025058857,
                    5358596.621785314,
                    1009.856798883082
                  ],
                  [
                    690370.3825058857,
                    5358596.621785314,
                    1114.536798883082
                  ],
                  [
                    690370.3825058857,
                    5358417.881785314,
                    1114.536798883082
                  ],
                  [
                    690181.7025058857,
                    5358417.881785314,
                    1009.856798883082
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:43:57+00:00",
            "end_time": "2018-10-03T18:12:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47240111254492,
              48.43266061880432,
              1745.0071549917343
            ],
            [
              -120.47170600582244,
              48.44666098450352,
              1745.0071549917343
            ],
            [
              -120.45067750858969,
              48.44619678296806,
              2260.5471549917343
            ],
            [
              -120.4513783815014,
              48.43219664420056,
              2260.5471549917343
            ],
            [
              -120.47240111254492,
              48.43266061880432,
              1745.0071549917343
            ]
          ]
        ]
      },
      "bbox": [
        -120.4724011,
        48.43219664,
        1745.007155,
        -120.4506775,
        48.44666098,
        2260.547155
      ],
      "properties": {
        "datetime": "2018-10-03T17:55:26Z",
        "pc:count": 41740505,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687738.4624,
            "count": 41740505,
            "maximum": 688514.978,
            "minimum": 686958.398,
            "name": "X",
            "position": 0,
            "stddev": 457.6650741,
            "variance": 209457.3201
          },
          {
            "average": 5368235.635,
            "count": 41740505,
            "maximum": 5369034.491,
            "minimum": 5367476.771,
            "name": "Y",
            "position": 1,
            "stddev": 450.0069861,
            "variance": 202506.2876
          },
          {
            "average": 1989.412547,
            "count": 41740505,
            "maximum": 2260.547155,
            "minimum": 1745.007155,
            "name": "Z",
            "position": 2,
            "stddev": 103.0484072,
            "variance": 10618.97423
          },
          {
            "average": 884.0354886,
            "count": 41740505,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 711.09177,
            "variance": 505651.5053
          },
          {
            "average": 1.483797597,
            "count": 41740505,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8236165636,
            "variance": 0.6783442438
          },
          {
            "average": 1.967347448,
            "count": 41740505,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.147590453,
            "variance": 1.316963847
          },
          {
            "average": 0.4962882457,
            "count": 41740505,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999862287,
            "variance": 0.2499862289
          },
          {
            "average": 0.0003438865917,
            "count": 41740505,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01854099086,
            "variance": 0.0003437683419
          },
          {
            "average": 1.366538546,
            "count": 41740505,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5291000704,
            "variance": 0.2799468845
          },
          {
            "average": -0.1704597825,
            "count": 41740505,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.78301558,
            "variance": 163.4054873
          },
          {
            "average": 0,
            "count": 41740505,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 110.3420013,
            "count": 41740505,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 11.76664381,
            "variance": 138.4539065
          },
          {
            "average": 222591140.5,
            "count": 41740505,
            "maximum": 222624526.5,
            "minimum": 222019410.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 135837.1335,
            "variance": 18451726840.0
          },
          {
            "average": 0,
            "count": 41740505,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41740505,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41740505,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41740505,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41740505,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          686958.398,
          5367476.771,
          1745.007155,
          688514.978,
          5369034.491,
          2260.547155
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                686958.3979613932,
                5367476.770506158,
                1745.0071549917343
              ],
              [
                686958.3979613932,
                5369034.490506158,
                1745.0071549917343
              ],
              [
                688514.9779613933,
                5369034.490506158,
                2260.5471549917343
              ],
              [
                688514.9779613933,
                5367476.770506158,
                2260.5471549917343
              ],
              [
                686958.3979613932,
                5367476.770506158,
                1745.0071549917343
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:55:26+00:00",
        "end_time": "2018-09-26T17:50:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4724011,
            48.43219664,
            1745.007155,
            -120.4506775,
            48.44666098,
            2260.547155
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47240111254492,
                  48.43266061880432,
                  1745.0071549917343
                ],
                [
                  -120.47170600582244,
                  48.44666098450352,
                  1745.0071549917343
                ],
                [
                  -120.45067750858969,
                  48.44619678296806,
                  2260.5471549917343
                ],
                [
                  -120.4513783815014,
                  48.43219664420056,
                  2260.5471549917343
                ],
                [
                  -120.47240111254492,
                  48.43266061880432,
                  1745.0071549917343
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:55:26Z",
            "pc:count": 41740505,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687738.4624,
                "count": 41740505,
                "maximum": 688514.978,
                "minimum": 686958.398,
                "name": "X",
                "position": 0,
                "stddev": 457.6650741,
                "variance": 209457.3201
              },
              {
                "average": 5368235.635,
                "count": 41740505,
                "maximum": 5369034.491,
                "minimum": 5367476.771,
                "name": "Y",
                "position": 1,
                "stddev": 450.0069861,
                "variance": 202506.2876
              },
              {
                "average": 1989.412547,
                "count": 41740505,
                "maximum": 2260.547155,
                "minimum": 1745.007155,
                "name": "Z",
                "position": 2,
                "stddev": 103.0484072,
                "variance": 10618.97423
              },
              {
                "average": 884.0354886,
                "count": 41740505,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 711.09177,
                "variance": 505651.5053
              },
              {
                "average": 1.483797597,
                "count": 41740505,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8236165636,
                "variance": 0.6783442438
              },
              {
                "average": 1.967347448,
                "count": 41740505,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.147590453,
                "variance": 1.316963847
              },
              {
                "average": 0.4962882457,
                "count": 41740505,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999862287,
                "variance": 0.2499862289
              },
              {
                "average": 0.0003438865917,
                "count": 41740505,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01854099086,
                "variance": 0.0003437683419
              },
              {
                "average": 1.366538546,
                "count": 41740505,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5291000704,
                "variance": 0.2799468845
              },
              {
                "average": -0.1704597825,
                "count": 41740505,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.78301558,
                "variance": 163.4054873
              },
              {
                "average": 0,
                "count": 41740505,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 110.3420013,
                "count": 41740505,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 11.76664381,
                "variance": 138.4539065
              },
              {
                "average": 222591140.5,
                "count": 41740505,
                "maximum": 222624526.5,
                "minimum": 222019410.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 135837.1335,
                "variance": 18451726840.0
              },
              {
                "average": 0,
                "count": 41740505,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41740505,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41740505,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41740505,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41740505,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              686958.398,
              5367476.771,
              1745.007155,
              688514.978,
              5369034.491,
              2260.547155
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    686958.3979613932,
                    5367476.770506158,
                    1745.0071549917343
                  ],
                  [
                    686958.3979613932,
                    5369034.490506158,
                    1745.0071549917343
                  ],
                  [
                    688514.9779613933,
                    5369034.490506158,
                    2260.5471549917343
                  ],
                  [
                    688514.9779613933,
                    5367476.770506158,
                    2260.5471549917343
                  ],
                  [
                    686958.3979613932,
                    5367476.770506158,
                    1745.0071549917343
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:55:26+00:00",
            "end_time": "2018-09-26T17:50:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4446566054151,
              48.540809064442165,
              1536.5035338547575
            ],
            [
              -120.4439661042385,
              48.55451318060623,
              1536.5035338547575
            ],
            [
              -120.43127677118893,
              48.5542305953914,
              1861.0035338547575
            ],
            [
              -120.43197069116715,
              48.54052661451453,
              1861.0035338547575
            ],
            [
              -120.4446566054151,
              48.540809064442165,
              1536.5035338547575
            ]
          ]
        ]
      },
      "bbox": [
        -120.4446566,
        48.54052661,
        1536.503534,
        -120.4312768,
        48.55451318,
        1861.003534
      ],
      "properties": {
        "datetime": "2018-10-03T18:22:15Z",
        "pc:count": 19757685,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689198.259,
            "count": 19757685,
            "maximum": 689546.0485,
            "minimum": 688608.7285,
            "name": "X",
            "position": 0,
            "stddev": 186.897925,
            "variance": 34930.83436
          },
          {
            "average": 5380343.469,
            "count": 19757685,
            "maximum": 5381089.566,
            "minimum": 5379564.746,
            "name": "Y",
            "position": 1,
            "stddev": 463.6216654,
            "variance": 214945.0487
          },
          {
            "average": 1736.552342,
            "count": 19757685,
            "maximum": 1861.003534,
            "minimum": 1536.503534,
            "name": "Z",
            "position": 2,
            "stddev": 54.08464277,
            "variance": 2925.148583
          },
          {
            "average": 500.1449127,
            "count": 19757685,
            "maximum": 2530,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 361.9058048,
            "variance": 130975.8115
          },
          {
            "average": 1.660551578,
            "count": 19757685,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8851483136,
            "variance": 0.783487537
          },
          {
            "average": 2.321457651,
            "count": 19757685,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.119685101,
            "variance": 1.253694725
          },
          {
            "average": 0.4949104108,
            "count": 19757685,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999741081,
            "variance": 0.2499741087
          },
          {
            "average": 0.0002217871173,
            "count": 19757685,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01489086764,
            "variance": 0.000221737939
          },
          {
            "average": 1.267870755,
            "count": 19757685,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4831202872,
            "variance": 0.2334052119
          },
          {
            "average": 4.648505147,
            "count": 19757685,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.848125603,
            "variance": 96.98557789
          },
          {
            "average": 0,
            "count": 19757685,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 808.2748404,
            "count": 19757685,
            "maximum": 1610,
            "minimum": 115,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 745.1244188,
            "variance": 555210.3994
          },
          {
            "average": 222625503.7,
            "count": 19757685,
            "maximum": 222626135.5,
            "minimum": 222624692.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 534.4234527,
            "variance": 285608.4268
          },
          {
            "average": 0,
            "count": 19757685,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19757685,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19757685,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19757685,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19757685,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688608.7285,
          5379564.746,
          1536.503534,
          689546.0485,
          5381089.566,
          1861.003534
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688608.728468441,
                5379564.746145349,
                1536.5035338547575
              ],
              [
                688608.728468441,
                5381089.566145349,
                1536.5035338547575
              ],
              [
                689546.0484684411,
                5381089.566145349,
                1861.0035338547575
              ],
              [
                689546.0484684411,
                5379564.746145349,
                1861.0035338547575
              ],
              [
                688608.728468441,
                5379564.746145349,
                1536.5035338547575
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:22:15+00:00",
        "end_time": "2018-10-03T17:58:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4446566,
            48.54052661,
            1536.503534,
            -120.4312768,
            48.55451318,
            1861.003534
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4446566054151,
                  48.540809064442165,
                  1536.5035338547575
                ],
                [
                  -120.4439661042385,
                  48.55451318060623,
                  1536.5035338547575
                ],
                [
                  -120.43127677118893,
                  48.5542305953914,
                  1861.0035338547575
                ],
                [
                  -120.43197069116715,
                  48.54052661451453,
                  1861.0035338547575
                ],
                [
                  -120.4446566054151,
                  48.540809064442165,
                  1536.5035338547575
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:22:15Z",
            "pc:count": 19757685,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689198.259,
                "count": 19757685,
                "maximum": 689546.0485,
                "minimum": 688608.7285,
                "name": "X",
                "position": 0,
                "stddev": 186.897925,
                "variance": 34930.83436
              },
              {
                "average": 5380343.469,
                "count": 19757685,
                "maximum": 5381089.566,
                "minimum": 5379564.746,
                "name": "Y",
                "position": 1,
                "stddev": 463.6216654,
                "variance": 214945.0487
              },
              {
                "average": 1736.552342,
                "count": 19757685,
                "maximum": 1861.003534,
                "minimum": 1536.503534,
                "name": "Z",
                "position": 2,
                "stddev": 54.08464277,
                "variance": 2925.148583
              },
              {
                "average": 500.1449127,
                "count": 19757685,
                "maximum": 2530,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 361.9058048,
                "variance": 130975.8115
              },
              {
                "average": 1.660551578,
                "count": 19757685,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8851483136,
                "variance": 0.783487537
              },
              {
                "average": 2.321457651,
                "count": 19757685,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.119685101,
                "variance": 1.253694725
              },
              {
                "average": 0.4949104108,
                "count": 19757685,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999741081,
                "variance": 0.2499741087
              },
              {
                "average": 0.0002217871173,
                "count": 19757685,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01489086764,
                "variance": 0.000221737939
              },
              {
                "average": 1.267870755,
                "count": 19757685,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4831202872,
                "variance": 0.2334052119
              },
              {
                "average": 4.648505147,
                "count": 19757685,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.848125603,
                "variance": 96.98557789
              },
              {
                "average": 0,
                "count": 19757685,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 808.2748404,
                "count": 19757685,
                "maximum": 1610,
                "minimum": 115,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 745.1244188,
                "variance": 555210.3994
              },
              {
                "average": 222625503.7,
                "count": 19757685,
                "maximum": 222626135.5,
                "minimum": 222624692.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 534.4234527,
                "variance": 285608.4268
              },
              {
                "average": 0,
                "count": 19757685,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19757685,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19757685,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19757685,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19757685,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688608.7285,
              5379564.746,
              1536.503534,
              689546.0485,
              5381089.566,
              1861.003534
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688608.728468441,
                    5379564.746145349,
                    1536.5035338547575
                  ],
                  [
                    688608.728468441,
                    5381089.566145349,
                    1536.5035338547575
                  ],
                  [
                    689546.0484684411,
                    5381089.566145349,
                    1861.0035338547575
                  ],
                  [
                    689546.0484684411,
                    5379564.746145349,
                    1861.0035338547575
                  ],
                  [
                    688608.728468441,
                    5379564.746145349,
                    1536.5035338547575
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:22:15+00:00",
            "end_time": "2018-10-03T17:58:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4514314342651,
              48.35223649129035,
              983.5218886224437
            ],
            [
              -120.45075569090832,
              48.365773240695034,
              983.5218886224437
            ],
            [
              -120.42976058574439,
              48.36530578767402,
              1716.8018886224436
            ],
            [
              -120.4304418795254,
              48.35176925914985,
              1716.8018886224436
            ],
            [
              -120.4514314342651,
              48.35223649129035,
              983.5218886224437
            ]
          ]
        ]
      },
      "bbox": [
        -120.4514314,
        48.35176926,
        983.5218886,
        -120.4297606,
        48.36577324,
        1716.801889
      ],
      "properties": {
        "datetime": "2018-10-03T18:43:54Z",
        "pc:count": 13577088,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689789.204,
            "count": 13577088,
            "maximum": 690363.4141,
            "minimum": 688806.8141,
            "name": "X",
            "position": 0,
            "stddev": 414.3194729,
            "variance": 171660.6256
          },
          {
            "average": 5359571.829,
            "count": 13577088,
            "maximum": 5360095.963,
            "minimum": 5358589.823,
            "name": "Y",
            "position": 1,
            "stddev": 360.1898325,
            "variance": 129736.7154
          },
          {
            "average": 1366.537519,
            "count": 13577088,
            "maximum": 1716.801889,
            "minimum": 983.5218886,
            "name": "Z",
            "position": 2,
            "stddev": 165.1708931,
            "variance": 27281.42394
          },
          {
            "average": 441.3768748,
            "count": 13577088,
            "maximum": 4095,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 229.5530183,
            "variance": 52694.58821
          },
          {
            "average": 1.132631975,
            "count": 13577088,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.411988301,
            "variance": 0.1697343602
          },
          {
            "average": 1.264902827,
            "count": 13577088,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5987648968,
            "variance": 0.3585194016
          },
          {
            "average": 0.4955575894,
            "count": 13577088,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499980283,
            "variance": 0.2499802834
          },
          {
            "average": 0.0003074296933,
            "count": 13577088,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01753097838,
            "variance": 0.0003073352029
          },
          {
            "average": 1.460486593,
            "count": 13577088,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5881900904,
            "variance": 0.3459675825
          },
          {
            "average": 0.9683357912,
            "count": 13577088,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.39361545,
            "variance": 108.027242
          },
          {
            "average": 0,
            "count": 13577088,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 674.6709469,
            "count": 13577088,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 723.0019896,
            "variance": 522731.877
          },
          {
            "average": 222625404.2,
            "count": 13577088,
            "maximum": 222627434.7,
            "minimum": 222624123.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 818.5551408,
            "variance": 670032.5185
          },
          {
            "average": 0,
            "count": 13577088,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13577088,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13577088,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13577088,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13577088,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688806.8141,
          5358589.823,
          983.5218886,
          690363.4141,
          5360095.963,
          1716.801889
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688806.814145891,
                5358589.823369952,
                983.5218886224437
              ],
              [
                688806.814145891,
                5360095.9633699525,
                983.5218886224437
              ],
              [
                690363.4141458911,
                5360095.9633699525,
                1716.8018886224436
              ],
              [
                690363.4141458911,
                5358589.823369952,
                1716.8018886224436
              ],
              [
                688806.814145891,
                5358589.823369952,
                983.5218886224437
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:43:54+00:00",
        "end_time": "2018-10-03T17:48:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4514314,
            48.35176926,
            983.5218886,
            -120.4297606,
            48.36577324,
            1716.801889
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4514314342651,
                  48.35223649129035,
                  983.5218886224437
                ],
                [
                  -120.45075569090832,
                  48.365773240695034,
                  983.5218886224437
                ],
                [
                  -120.42976058574439,
                  48.36530578767402,
                  1716.8018886224436
                ],
                [
                  -120.4304418795254,
                  48.35176925914985,
                  1716.8018886224436
                ],
                [
                  -120.4514314342651,
                  48.35223649129035,
                  983.5218886224437
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:43:54Z",
            "pc:count": 13577088,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689789.204,
                "count": 13577088,
                "maximum": 690363.4141,
                "minimum": 688806.8141,
                "name": "X",
                "position": 0,
                "stddev": 414.3194729,
                "variance": 171660.6256
              },
              {
                "average": 5359571.829,
                "count": 13577088,
                "maximum": 5360095.963,
                "minimum": 5358589.823,
                "name": "Y",
                "position": 1,
                "stddev": 360.1898325,
                "variance": 129736.7154
              },
              {
                "average": 1366.537519,
                "count": 13577088,
                "maximum": 1716.801889,
                "minimum": 983.5218886,
                "name": "Z",
                "position": 2,
                "stddev": 165.1708931,
                "variance": 27281.42394
              },
              {
                "average": 441.3768748,
                "count": 13577088,
                "maximum": 4095,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 229.5530183,
                "variance": 52694.58821
              },
              {
                "average": 1.132631975,
                "count": 13577088,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.411988301,
                "variance": 0.1697343602
              },
              {
                "average": 1.264902827,
                "count": 13577088,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5987648968,
                "variance": 0.3585194016
              },
              {
                "average": 0.4955575894,
                "count": 13577088,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499980283,
                "variance": 0.2499802834
              },
              {
                "average": 0.0003074296933,
                "count": 13577088,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01753097838,
                "variance": 0.0003073352029
              },
              {
                "average": 1.460486593,
                "count": 13577088,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5881900904,
                "variance": 0.3459675825
              },
              {
                "average": 0.9683357912,
                "count": 13577088,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.39361545,
                "variance": 108.027242
              },
              {
                "average": 0,
                "count": 13577088,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 674.6709469,
                "count": 13577088,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 723.0019896,
                "variance": 522731.877
              },
              {
                "average": 222625404.2,
                "count": 13577088,
                "maximum": 222627434.7,
                "minimum": 222624123.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 818.5551408,
                "variance": 670032.5185
              },
              {
                "average": 0,
                "count": 13577088,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13577088,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13577088,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13577088,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13577088,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688806.8141,
              5358589.823,
              983.5218886,
              690363.4141,
              5360095.963,
              1716.801889
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688806.814145891,
                    5358589.823369952,
                    983.5218886224437
                  ],
                  [
                    688806.814145891,
                    5360095.9633699525,
                    983.5218886224437
                  ],
                  [
                    690363.4141458911,
                    5360095.9633699525,
                    1716.8018886224436
                  ],
                  [
                    690363.4141458911,
                    5358589.823369952,
                    1716.8018886224436
                  ],
                  [
                    688806.814145891,
                    5358589.823369952,
                    983.5218886224437
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:43:54+00:00",
            "end_time": "2018-10-03T17:48:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4921665883776,
              48.37860366279824,
              1046.940986581892
            ],
            [
              -120.49147825661314,
              48.392603654295314,
              1046.940986581892
            ],
            [
              -120.47047145150943,
              48.392143442731495,
              1768.2409865818922
            ],
            [
              -120.47116553256677,
              48.37814367615812,
              1768.2409865818922
            ],
            [
              -120.4921665883776,
              48.37860366279824,
              1046.940986581892
            ]
          ]
        ]
      },
      "bbox": [
        -120.4921666,
        48.37814368,
        1046.940987,
        -120.4704715,
        48.39260365,
        1768.240987
      ],
      "properties": {
        "datetime": "2018-10-03T17:33:01Z",
        "pc:count": 41743738,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686479.9758,
            "count": 41743738,
            "maximum": 687249.9106,
            "minimum": 685693.3106,
            "name": "X",
            "position": 0,
            "stddev": 402.610086,
            "variance": 162094.8813
          },
          {
            "average": 5362225.392,
            "count": 41743738,
            "maximum": 5362978.364,
            "minimum": 5361420.724,
            "name": "Y",
            "position": 1,
            "stddev": 431.7922692,
            "variance": 186444.5637
          },
          {
            "average": 1400.720857,
            "count": 41743738,
            "maximum": 1768.240987,
            "minimum": 1046.940987,
            "name": "Z",
            "position": 2,
            "stddev": 135.8298103,
            "variance": 18449.73738
          },
          {
            "average": 462.9208281,
            "count": 41743738,
            "maximum": 4095,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 229.9699676,
            "variance": 52886.18602
          },
          {
            "average": 1.211207319,
            "count": 41743738,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5052153563,
            "variance": 0.2552425562
          },
          {
            "average": 1.422470934,
            "count": 41743738,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7141536308,
            "variance": 0.5100154084
          },
          {
            "average": 0.4978326809,
            "count": 41743738,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999953087,
            "variance": 0.2499953087
          },
          {
            "average": 0.0002415931223,
            "count": 41743738,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01554138864,
            "variance": 0.0002415347609
          },
          {
            "average": 1.348370814,
            "count": 41743738,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.552641472,
            "variance": 0.3054125965
          },
          {
            "average": 2.871213709,
            "count": 41743738,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.57110246,
            "variance": 91.6060023
          },
          {
            "average": 0,
            "count": 41743738,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.3453282,
            "count": 41743738,
            "maximum": 3854,
            "minimum": 60,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 565.7889098,
            "variance": 320117.0905
          },
          {
            "average": 222239048.5,
            "count": 41743738,
            "maximum": 222623181.2,
            "minimum": 222018990.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 290122.0051,
            "variance": 84170777830.0
          },
          {
            "average": 0,
            "count": 41743738,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41743738,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41743738,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41743738,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41743738,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685693.3106,
          5361420.724,
          1046.940987,
          687249.9106,
          5362978.364,
          1768.240987
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685693.3105843788,
                5361420.723550549,
                1046.940986581892
              ],
              [
                685693.3105843788,
                5362978.363550549,
                1046.940986581892
              ],
              [
                687249.9105843789,
                5362978.363550549,
                1768.2409865818922
              ],
              [
                687249.9105843789,
                5361420.723550549,
                1768.2409865818922
              ],
              [
                685693.3105843788,
                5361420.723550549,
                1046.940986581892
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:33:01+00:00",
        "end_time": "2018-09-26T17:43:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4921666,
            48.37814368,
            1046.940987,
            -120.4704715,
            48.39260365,
            1768.240987
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4921665883776,
                  48.37860366279824,
                  1046.940986581892
                ],
                [
                  -120.49147825661314,
                  48.392603654295314,
                  1046.940986581892
                ],
                [
                  -120.47047145150943,
                  48.392143442731495,
                  1768.2409865818922
                ],
                [
                  -120.47116553256677,
                  48.37814367615812,
                  1768.2409865818922
                ],
                [
                  -120.4921665883776,
                  48.37860366279824,
                  1046.940986581892
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:33:01Z",
            "pc:count": 41743738,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686479.9758,
                "count": 41743738,
                "maximum": 687249.9106,
                "minimum": 685693.3106,
                "name": "X",
                "position": 0,
                "stddev": 402.610086,
                "variance": 162094.8813
              },
              {
                "average": 5362225.392,
                "count": 41743738,
                "maximum": 5362978.364,
                "minimum": 5361420.724,
                "name": "Y",
                "position": 1,
                "stddev": 431.7922692,
                "variance": 186444.5637
              },
              {
                "average": 1400.720857,
                "count": 41743738,
                "maximum": 1768.240987,
                "minimum": 1046.940987,
                "name": "Z",
                "position": 2,
                "stddev": 135.8298103,
                "variance": 18449.73738
              },
              {
                "average": 462.9208281,
                "count": 41743738,
                "maximum": 4095,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 229.9699676,
                "variance": 52886.18602
              },
              {
                "average": 1.211207319,
                "count": 41743738,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5052153563,
                "variance": 0.2552425562
              },
              {
                "average": 1.422470934,
                "count": 41743738,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7141536308,
                "variance": 0.5100154084
              },
              {
                "average": 0.4978326809,
                "count": 41743738,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999953087,
                "variance": 0.2499953087
              },
              {
                "average": 0.0002415931223,
                "count": 41743738,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01554138864,
                "variance": 0.0002415347609
              },
              {
                "average": 1.348370814,
                "count": 41743738,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.552641472,
                "variance": 0.3054125965
              },
              {
                "average": 2.871213709,
                "count": 41743738,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.57110246,
                "variance": 91.6060023
              },
              {
                "average": 0,
                "count": 41743738,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.3453282,
                "count": 41743738,
                "maximum": 3854,
                "minimum": 60,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 565.7889098,
                "variance": 320117.0905
              },
              {
                "average": 222239048.5,
                "count": 41743738,
                "maximum": 222623181.2,
                "minimum": 222018990.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 290122.0051,
                "variance": 84170777830.0
              },
              {
                "average": 0,
                "count": 41743738,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41743738,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41743738,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41743738,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41743738,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685693.3106,
              5361420.724,
              1046.940987,
              687249.9106,
              5362978.364,
              1768.240987
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685693.3105843788,
                    5361420.723550549,
                    1046.940986581892
                  ],
                  [
                    685693.3105843788,
                    5362978.363550549,
                    1046.940986581892
                  ],
                  [
                    687249.9105843789,
                    5362978.363550549,
                    1768.2409865818922
                  ],
                  [
                    687249.9105843789,
                    5361420.723550549,
                    1768.2409865818922
                  ],
                  [
                    685693.3105843788,
                    5361420.723550549,
                    1046.940986581892
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:33:01+00:00",
            "end_time": "2018-09-26T17:43:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37108756407963,
              48.433014808174306,
              942.527121634228
            ],
            [
              -120.37036454058311,
              48.44701531471268,
              942.527121634228
            ],
            [
              -120.34933623431769,
              48.44653256294275,
              1302.047121634228
            ],
            [
              -120.35006502315274,
              48.43253229240729,
              1302.047121634228
            ],
            [
              -120.37108756407963,
              48.433014808174306,
              942.527121634228
            ]
          ]
        ]
      },
      "bbox": [
        -120.3710876,
        48.43253229,
        942.5271216,
        -120.3493362,
        48.44701531,
        1302.047122
      ],
      "properties": {
        "datetime": "2018-10-11T17:54:32Z",
        "pc:count": 39078532,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695258.195,
            "count": 39078532,
            "maximum": 696006.9514,
            "minimum": 694450.2714,
            "name": "X",
            "position": 0,
            "stddev": 436.7455877,
            "variance": 190746.7084
          },
          {
            "average": 5368567.354,
            "count": 39078532,
            "maximum": 5369326.443,
            "minimum": 5367768.583,
            "name": "Y",
            "position": 1,
            "stddev": 440.2382183,
            "variance": 193809.6888
          },
          {
            "average": 1100.341048,
            "count": 39078532,
            "maximum": 1302.047122,
            "minimum": 942.5271216,
            "name": "Z",
            "position": 2,
            "stddev": 72.14825241,
            "variance": 5205.370326
          },
          {
            "average": 543.9986904,
            "count": 39078532,
            "maximum": 4095,
            "minimum": 65,
            "name": "Intensity",
            "position": 3,
            "stddev": 313.1445213,
            "variance": 98059.49121
          },
          {
            "average": 1.381299942,
            "count": 39078532,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6512951272,
            "variance": 0.4241853427
          },
          {
            "average": 1.762505997,
            "count": 39078532,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8635876825,
            "variance": 0.7457836854
          },
          {
            "average": 0.4973807358,
            "count": 39078532,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999931458,
            "variance": 0.2499931459
          },
          {
            "average": 0.0003107844481,
            "count": 39078532,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01762634021,
            "variance": 0.0003106878691
          },
          {
            "average": 1.289922917,
            "count": 39078532,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5178953243,
            "variance": 0.268215567
          },
          {
            "average": -0.7442494549,
            "count": 39078532,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.0814436,
            "variance": 122.7983923
          },
          {
            "average": 0,
            "count": 39078532,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.6333426,
            "count": 39078532,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.954937673,
            "variance": 80.19090873
          },
          {
            "average": 223127920.4,
            "count": 39078532,
            "maximum": 223315672.8,
            "minimum": 222710811.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 278668.8219,
            "variance": 77656312330.0
          },
          {
            "average": 0,
            "count": 39078532,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39078532,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39078532,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39078532,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39078532,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694450.2714,
          5367768.583,
          942.5271216,
          696006.9514,
          5369326.443,
          1302.047122
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694450.2713765961,
                5367768.582528187,
                942.527121634228
              ],
              [
                694450.2713765961,
                5369326.442528186,
                942.527121634228
              ],
              [
                696006.951376596,
                5369326.442528186,
                1302.047121634228
              ],
              [
                696006.951376596,
                5367768.582528187,
                1302.047121634228
              ],
              [
                694450.2713765961,
                5367768.582528187,
                942.527121634228
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:54:32+00:00",
        "end_time": "2018-10-04T17:53:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3710876,
            48.43253229,
            942.5271216,
            -120.3493362,
            48.44701531,
            1302.047122
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37108756407963,
                  48.433014808174306,
                  942.527121634228
                ],
                [
                  -120.37036454058311,
                  48.44701531471268,
                  942.527121634228
                ],
                [
                  -120.34933623431769,
                  48.44653256294275,
                  1302.047121634228
                ],
                [
                  -120.35006502315274,
                  48.43253229240729,
                  1302.047121634228
                ],
                [
                  -120.37108756407963,
                  48.433014808174306,
                  942.527121634228
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:54:32Z",
            "pc:count": 39078532,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695258.195,
                "count": 39078532,
                "maximum": 696006.9514,
                "minimum": 694450.2714,
                "name": "X",
                "position": 0,
                "stddev": 436.7455877,
                "variance": 190746.7084
              },
              {
                "average": 5368567.354,
                "count": 39078532,
                "maximum": 5369326.443,
                "minimum": 5367768.583,
                "name": "Y",
                "position": 1,
                "stddev": 440.2382183,
                "variance": 193809.6888
              },
              {
                "average": 1100.341048,
                "count": 39078532,
                "maximum": 1302.047122,
                "minimum": 942.5271216,
                "name": "Z",
                "position": 2,
                "stddev": 72.14825241,
                "variance": 5205.370326
              },
              {
                "average": 543.9986904,
                "count": 39078532,
                "maximum": 4095,
                "minimum": 65,
                "name": "Intensity",
                "position": 3,
                "stddev": 313.1445213,
                "variance": 98059.49121
              },
              {
                "average": 1.381299942,
                "count": 39078532,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6512951272,
                "variance": 0.4241853427
              },
              {
                "average": 1.762505997,
                "count": 39078532,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8635876825,
                "variance": 0.7457836854
              },
              {
                "average": 0.4973807358,
                "count": 39078532,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999931458,
                "variance": 0.2499931459
              },
              {
                "average": 0.0003107844481,
                "count": 39078532,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01762634021,
                "variance": 0.0003106878691
              },
              {
                "average": 1.289922917,
                "count": 39078532,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5178953243,
                "variance": 0.268215567
              },
              {
                "average": -0.7442494549,
                "count": 39078532,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.0814436,
                "variance": 122.7983923
              },
              {
                "average": 0,
                "count": 39078532,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.6333426,
                "count": 39078532,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.954937673,
                "variance": 80.19090873
              },
              {
                "average": 223127920.4,
                "count": 39078532,
                "maximum": 223315672.8,
                "minimum": 222710811.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 278668.8219,
                "variance": 77656312330.0
              },
              {
                "average": 0,
                "count": 39078532,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39078532,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39078532,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39078532,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39078532,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694450.2714,
              5367768.583,
              942.5271216,
              696006.9514,
              5369326.443,
              1302.047122
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694450.2713765961,
                    5367768.582528187,
                    942.527121634228
                  ],
                  [
                    694450.2713765961,
                    5369326.442528186,
                    942.527121634228
                  ],
                  [
                    696006.951376596,
                    5369326.442528186,
                    1302.047121634228
                  ],
                  [
                    696006.951376596,
                    5367768.582528187,
                    1302.047121634228
                  ],
                  [
                    694450.2713765961,
                    5367768.582528187,
                    942.527121634228
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:54:32+00:00",
            "end_time": "2018-10-04T17:53:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_557588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.5735248454242,
              48.436134139475335,
              1057.2425939660052
            ],
            [
              -120.57304409741398,
              48.44622093865074,
              1057.2425939660052
            ],
            [
              -120.55225112836375,
              48.445780300900054,
              1909.922593966005
            ],
            [
              -120.55273598520522,
              48.435693656933665,
              1909.922593966005
            ],
            [
              -120.5735248454242,
              48.436134139475335,
              1057.2425939660052
            ]
          ]
        ]
      },
      "bbox": [
        -120.5735248,
        48.43569366,
        1057.242594,
        -120.5522511,
        48.44622094,
        1909.922594
      ],
      "properties": {
        "datetime": "2018-09-26T16:51:42Z",
        "pc:count": 19212719,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 680303.6989,
            "count": 19212719,
            "maximum": 681005.9417,
            "minimum": 679466.9017,
            "name": "X",
            "position": 0,
            "stddev": 436.4002497,
            "variance": 190445.1779
          },
          {
            "average": 5368262.151,
            "count": 19212719,
            "maximum": 5368742.954,
            "minimum": 5367620.754,
            "name": "Y",
            "position": 1,
            "stddev": 286.7377634,
            "variance": 82218.54494
          },
          {
            "average": 1537.046342,
            "count": 19212719,
            "maximum": 1909.922594,
            "minimum": 1057.242594,
            "name": "Z",
            "position": 2,
            "stddev": 188.4143338,
            "variance": 35499.9612
          },
          {
            "average": 459.9327497,
            "count": 19212719,
            "maximum": 2127,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 242.4509454,
            "variance": 58782.46092
          },
          {
            "average": 1.207855952,
            "count": 19212719,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5087689302,
            "variance": 0.2588458243
          },
          {
            "average": 1.415651892,
            "count": 19212719,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7248579816,
            "variance": 0.5254190935
          },
          {
            "average": 0.4959681657,
            "count": 19212719,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999837571,
            "variance": 0.2499837573
          },
          {
            "average": 0.0003120849267,
            "count": 19212719,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01766316919,
            "variance": 0.0003119875459
          },
          {
            "average": 1.423459532,
            "count": 19212719,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5818297179,
            "variance": 0.3385258206
          },
          {
            "average": 0.8440763561,
            "count": 19212719,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.90398518,
            "variance": 118.8968929
          },
          {
            "average": 0,
            "count": 19212719,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.33151081,
            "count": 19212719,
            "maximum": 53,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.052834863,
            "variance": 1.10846125
          },
          {
            "average": 222015179.6,
            "count": 19212719,
            "maximum": 222015902.5,
            "minimum": 222014334.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 417.4842048,
            "variance": 174293.0612
          },
          {
            "average": 0,
            "count": 19212719,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19212719,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19212719,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19212719,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19212719,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679466.9017,
          5367620.754,
          1057.242594,
          681005.9417,
          5368742.954,
          1909.922594
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679466.9016776058,
                5367620.754319826,
                1057.2425939660052
              ],
              [
                679466.9016776058,
                5368742.954319825,
                1057.2425939660052
              ],
              [
                681005.9416776058,
                5368742.954319825,
                1909.922593966005
              ],
              [
                681005.9416776058,
                5367620.754319826,
                1909.922593966005
              ],
              [
                679466.9016776058,
                5367620.754319826,
                1057.2425939660052
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:51:42+00:00",
        "end_time": "2018-09-26T16:25:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_557588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_557588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_557588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5735248,
            48.43569366,
            1057.242594,
            -120.5522511,
            48.44622094,
            1909.922594
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.5735248454242,
                  48.436134139475335,
                  1057.2425939660052
                ],
                [
                  -120.57304409741398,
                  48.44622093865074,
                  1057.2425939660052
                ],
                [
                  -120.55225112836375,
                  48.445780300900054,
                  1909.922593966005
                ],
                [
                  -120.55273598520522,
                  48.435693656933665,
                  1909.922593966005
                ],
                [
                  -120.5735248454242,
                  48.436134139475335,
                  1057.2425939660052
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_557588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:51:42Z",
            "pc:count": 19212719,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 680303.6989,
                "count": 19212719,
                "maximum": 681005.9417,
                "minimum": 679466.9017,
                "name": "X",
                "position": 0,
                "stddev": 436.4002497,
                "variance": 190445.1779
              },
              {
                "average": 5368262.151,
                "count": 19212719,
                "maximum": 5368742.954,
                "minimum": 5367620.754,
                "name": "Y",
                "position": 1,
                "stddev": 286.7377634,
                "variance": 82218.54494
              },
              {
                "average": 1537.046342,
                "count": 19212719,
                "maximum": 1909.922594,
                "minimum": 1057.242594,
                "name": "Z",
                "position": 2,
                "stddev": 188.4143338,
                "variance": 35499.9612
              },
              {
                "average": 459.9327497,
                "count": 19212719,
                "maximum": 2127,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 242.4509454,
                "variance": 58782.46092
              },
              {
                "average": 1.207855952,
                "count": 19212719,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5087689302,
                "variance": 0.2588458243
              },
              {
                "average": 1.415651892,
                "count": 19212719,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7248579816,
                "variance": 0.5254190935
              },
              {
                "average": 0.4959681657,
                "count": 19212719,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999837571,
                "variance": 0.2499837573
              },
              {
                "average": 0.0003120849267,
                "count": 19212719,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01766316919,
                "variance": 0.0003119875459
              },
              {
                "average": 1.423459532,
                "count": 19212719,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5818297179,
                "variance": 0.3385258206
              },
              {
                "average": 0.8440763561,
                "count": 19212719,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.90398518,
                "variance": 118.8968929
              },
              {
                "average": 0,
                "count": 19212719,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.33151081,
                "count": 19212719,
                "maximum": 53,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.052834863,
                "variance": 1.10846125
              },
              {
                "average": 222015179.6,
                "count": 19212719,
                "maximum": 222015902.5,
                "minimum": 222014334.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 417.4842048,
                "variance": 174293.0612
              },
              {
                "average": 0,
                "count": 19212719,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19212719,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19212719,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19212719,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19212719,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679466.9017,
              5367620.754,
              1057.242594,
              681005.9417,
              5368742.954,
              1909.922594
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679466.9016776058,
                    5367620.754319826,
                    1057.2425939660052
                  ],
                  [
                    679466.9016776058,
                    5368742.954319825,
                    1057.2425939660052
                  ],
                  [
                    681005.9416776058,
                    5368742.954319825,
                    1909.922593966005
                  ],
                  [
                    681005.9416776058,
                    5367620.754319826,
                    1909.922593966005
                  ],
                  [
                    679466.9016776058,
                    5367620.754319826,
                    1057.2425939660052
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:51:42+00:00",
            "end_time": "2018-09-26T16:25:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39164783638132,
              48.47343411603548,
              1035.302689966235
            ],
            [
              -120.39092940797066,
              48.48743547290934,
              1035.302689966235
            ],
            [
              -120.36988431870587,
              48.48695618740286,
              1503.6026899662352
            ],
            [
              -120.37060852583147,
              48.47295506489223,
              1503.6026899662352
            ],
            [
              -120.39164783638132,
              48.47343411603548,
              1035.302689966235
            ]
          ]
        ]
      },
      "bbox": [
        -120.3916478,
        48.47295506,
        1035.30269,
        -120.3698843,
        48.48743547,
        1503.60269
      ],
      "properties": {
        "datetime": "2018-10-04T18:06:28Z",
        "pc:count": 39028576,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693559.1442,
            "count": 39028576,
            "maximum": 694333.1331,
            "minimum": 692776.4731,
            "name": "X",
            "position": 0,
            "stddev": 431.5941542,
            "variance": 186273.5139
          },
          {
            "average": 5373000.468,
            "count": 39028576,
            "maximum": 5373766.726,
            "minimum": 5372208.786,
            "name": "Y",
            "position": 1,
            "stddev": 434.5097262,
            "variance": 188798.7021
          },
          {
            "average": 1257.417988,
            "count": 39028576,
            "maximum": 1503.60269,
            "minimum": 1035.30269,
            "name": "Z",
            "position": 2,
            "stddev": 109.1908381,
            "variance": 11922.63912
          },
          {
            "average": 539.680878,
            "count": 39028576,
            "maximum": 4095,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 355.3810904,
            "variance": 126295.7194
          },
          {
            "average": 1.444310599,
            "count": 39028576,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6918400419,
            "variance": 0.4786426436
          },
          {
            "average": 1.88862125,
            "count": 39028576,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8911937066,
            "variance": 0.7942262227
          },
          {
            "average": 0.4966235765,
            "count": 39028576,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499988606,
            "variance": 0.2499886062
          },
          {
            "average": 0.000279974345,
            "count": 39028576,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01673009165,
            "variance": 0.0002798959665
          },
          {
            "average": 1.269149738,
            "count": 39028576,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.496661123,
            "variance": 0.2466722711
          },
          {
            "average": 0.8712618288,
            "count": 39028576,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.8360987,
            "variance": 117.421035
          },
          {
            "average": 0,
            "count": 39028576,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.1409352,
            "count": 39028576,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.840126425,
            "variance": 8.066318112
          },
          {
            "average": 222709330.1,
            "count": 39028576,
            "maximum": 222711588.1,
            "minimum": 222704892.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2119.914477,
            "variance": 4494037.39
          },
          {
            "average": 0,
            "count": 39028576,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39028576,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39028576,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39028576,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39028576,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692776.4731,
          5372208.786,
          1035.30269,
          694333.1331,
          5373766.726,
          1503.60269
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692776.4730563365,
                5372208.786274739,
                1035.302689966235
              ],
              [
                692776.4730563365,
                5373766.726274738,
                1035.302689966235
              ],
              [
                694333.1330563364,
                5373766.726274738,
                1503.6026899662352
              ],
              [
                694333.1330563364,
                5372208.786274739,
                1503.6026899662352
              ],
              [
                692776.4730563365,
                5372208.786274739,
                1035.302689966235
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:06:28+00:00",
        "end_time": "2018-10-04T16:14:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3916478,
            48.47295506,
            1035.30269,
            -120.3698843,
            48.48743547,
            1503.60269
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39164783638132,
                  48.47343411603548,
                  1035.302689966235
                ],
                [
                  -120.39092940797066,
                  48.48743547290934,
                  1035.302689966235
                ],
                [
                  -120.36988431870587,
                  48.48695618740286,
                  1503.6026899662352
                ],
                [
                  -120.37060852583147,
                  48.47295506489223,
                  1503.6026899662352
                ],
                [
                  -120.39164783638132,
                  48.47343411603548,
                  1035.302689966235
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:06:28Z",
            "pc:count": 39028576,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693559.1442,
                "count": 39028576,
                "maximum": 694333.1331,
                "minimum": 692776.4731,
                "name": "X",
                "position": 0,
                "stddev": 431.5941542,
                "variance": 186273.5139
              },
              {
                "average": 5373000.468,
                "count": 39028576,
                "maximum": 5373766.726,
                "minimum": 5372208.786,
                "name": "Y",
                "position": 1,
                "stddev": 434.5097262,
                "variance": 188798.7021
              },
              {
                "average": 1257.417988,
                "count": 39028576,
                "maximum": 1503.60269,
                "minimum": 1035.30269,
                "name": "Z",
                "position": 2,
                "stddev": 109.1908381,
                "variance": 11922.63912
              },
              {
                "average": 539.680878,
                "count": 39028576,
                "maximum": 4095,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 355.3810904,
                "variance": 126295.7194
              },
              {
                "average": 1.444310599,
                "count": 39028576,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6918400419,
                "variance": 0.4786426436
              },
              {
                "average": 1.88862125,
                "count": 39028576,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8911937066,
                "variance": 0.7942262227
              },
              {
                "average": 0.4966235765,
                "count": 39028576,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499988606,
                "variance": 0.2499886062
              },
              {
                "average": 0.000279974345,
                "count": 39028576,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01673009165,
                "variance": 0.0002798959665
              },
              {
                "average": 1.269149738,
                "count": 39028576,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.496661123,
                "variance": 0.2466722711
              },
              {
                "average": 0.8712618288,
                "count": 39028576,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.8360987,
                "variance": 117.421035
              },
              {
                "average": 0,
                "count": 39028576,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.1409352,
                "count": 39028576,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.840126425,
                "variance": 8.066318112
              },
              {
                "average": 222709330.1,
                "count": 39028576,
                "maximum": 222711588.1,
                "minimum": 222704892.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2119.914477,
                "variance": 4494037.39
              },
              {
                "average": 0,
                "count": 39028576,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39028576,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39028576,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39028576,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39028576,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692776.4731,
              5372208.786,
              1035.30269,
              694333.1331,
              5373766.726,
              1503.60269
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692776.4730563365,
                    5372208.786274739,
                    1035.302689966235
                  ],
                  [
                    692776.4730563365,
                    5373766.726274738,
                    1035.302689966235
                  ],
                  [
                    694333.1330563364,
                    5373766.726274738,
                    1503.6026899662352
                  ],
                  [
                    694333.1330563364,
                    5372208.786274739,
                    1503.6026899662352
                  ],
                  [
                    692776.4730563365,
                    5372208.786274739,
                    1035.302689966235
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:06:28+00:00",
            "end_time": "2018-10-04T16:14:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_557588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57251944878199,
              48.39172495953304,
              1843.8625946690654
            ],
            [
              -120.5719666204039,
              48.40333699246438,
              1843.8625946690654
            ],
            [
              -120.55171436689919,
              48.402907591750164,
              2216.7425946690655
            ],
            [
              -120.55227179524388,
              48.391295732903714,
              2216.7425946690655
            ],
            [
              -120.57251944878199,
              48.39172495953304,
              1843.8625946690654
            ]
          ]
        ]
      },
      "bbox": [
        -120.5725194,
        48.39129573,
        1843.862595,
        -120.5517144,
        48.40333699,
        2216.742595
      ],
      "properties": {
        "datetime": "2018-09-26T16:50:21Z",
        "pc:count": 15820041,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 680627.9601,
            "count": 15820041,
            "maximum": 681198.0408,
            "minimum": 679697.7608,
            "name": "X",
            "position": 0,
            "stddev": 352.5811718,
            "variance": 124313.4827
          },
          {
            "average": 5363178.642,
            "count": 15820041,
            "maximum": 5363979.262,
            "minimum": 5362687.382,
            "name": "Y",
            "position": 1,
            "stddev": 306.8986605,
            "variance": 94186.7878
          },
          {
            "average": 1998.557023,
            "count": 15820041,
            "maximum": 2216.742595,
            "minimum": 1843.862595,
            "name": "Z",
            "position": 2,
            "stddev": 73.10693627,
            "variance": 5344.62413
          },
          {
            "average": 726.8216931,
            "count": 15820041,
            "maximum": 4095,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 417.3452505,
            "variance": 174177.0581
          },
          {
            "average": 1.268517509,
            "count": 15820041,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.615928155,
            "variance": 0.3793674921
          },
          {
            "average": 1.537022565,
            "count": 15820041,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8929939518,
            "variance": 0.7974381979
          },
          {
            "average": 0.4959445427,
            "count": 15820041,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999835688,
            "variance": 0.2499835691
          },
          {
            "average": 0.0002613141142,
            "count": 15820041,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01616310136,
            "variance": 0.0002612458456
          },
          {
            "average": 1.426625506,
            "count": 15820041,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5390795188,
            "variance": 0.2906067276
          },
          {
            "average": 0.2906146161,
            "count": 15820041,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.84773095,
            "variance": 140.3687286
          },
          {
            "average": 0,
            "count": 15820041,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.60114655,
            "count": 15820041,
            "maximum": 53,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9038387262,
            "variance": 0.8169244429
          },
          {
            "average": 222015271.8,
            "count": 15820041,
            "maximum": 222015821.2,
            "minimum": 222014247.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 350.5743019,
            "variance": 122902.3412
          },
          {
            "average": 0,
            "count": 15820041,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15820041,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15820041,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15820041,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15820041,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679697.7608,
          5362687.382,
          1843.862595,
          681198.0408,
          5363979.262,
          2216.742595
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679697.760836844,
                5362687.382291294,
                1843.8625946690654
              ],
              [
                679697.760836844,
                5363979.2622912945,
                1843.8625946690654
              ],
              [
                681198.040836844,
                5363979.2622912945,
                2216.7425946690655
              ],
              [
                681198.040836844,
                5362687.382291294,
                2216.7425946690655
              ],
              [
                679697.760836844,
                5362687.382291294,
                1843.8625946690654
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:50:21+00:00",
        "end_time": "2018-09-26T16:24:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_557588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_557588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_557588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5725194,
            48.39129573,
            1843.862595,
            -120.5517144,
            48.40333699,
            2216.742595
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57251944878199,
                  48.39172495953304,
                  1843.8625946690654
                ],
                [
                  -120.5719666204039,
                  48.40333699246438,
                  1843.8625946690654
                ],
                [
                  -120.55171436689919,
                  48.402907591750164,
                  2216.7425946690655
                ],
                [
                  -120.55227179524388,
                  48.391295732903714,
                  2216.7425946690655
                ],
                [
                  -120.57251944878199,
                  48.39172495953304,
                  1843.8625946690654
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_557588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:50:21Z",
            "pc:count": 15820041,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 680627.9601,
                "count": 15820041,
                "maximum": 681198.0408,
                "minimum": 679697.7608,
                "name": "X",
                "position": 0,
                "stddev": 352.5811718,
                "variance": 124313.4827
              },
              {
                "average": 5363178.642,
                "count": 15820041,
                "maximum": 5363979.262,
                "minimum": 5362687.382,
                "name": "Y",
                "position": 1,
                "stddev": 306.8986605,
                "variance": 94186.7878
              },
              {
                "average": 1998.557023,
                "count": 15820041,
                "maximum": 2216.742595,
                "minimum": 1843.862595,
                "name": "Z",
                "position": 2,
                "stddev": 73.10693627,
                "variance": 5344.62413
              },
              {
                "average": 726.8216931,
                "count": 15820041,
                "maximum": 4095,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 417.3452505,
                "variance": 174177.0581
              },
              {
                "average": 1.268517509,
                "count": 15820041,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.615928155,
                "variance": 0.3793674921
              },
              {
                "average": 1.537022565,
                "count": 15820041,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8929939518,
                "variance": 0.7974381979
              },
              {
                "average": 0.4959445427,
                "count": 15820041,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999835688,
                "variance": 0.2499835691
              },
              {
                "average": 0.0002613141142,
                "count": 15820041,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01616310136,
                "variance": 0.0002612458456
              },
              {
                "average": 1.426625506,
                "count": 15820041,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5390795188,
                "variance": 0.2906067276
              },
              {
                "average": 0.2906146161,
                "count": 15820041,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.84773095,
                "variance": 140.3687286
              },
              {
                "average": 0,
                "count": 15820041,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.60114655,
                "count": 15820041,
                "maximum": 53,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9038387262,
                "variance": 0.8169244429
              },
              {
                "average": 222015271.8,
                "count": 15820041,
                "maximum": 222015821.2,
                "minimum": 222014247.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 350.5743019,
                "variance": 122902.3412
              },
              {
                "average": 0,
                "count": 15820041,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15820041,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15820041,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15820041,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15820041,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679697.7608,
              5362687.382,
              1843.862595,
              681198.0408,
              5363979.262,
              2216.742595
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679697.760836844,
                    5362687.382291294,
                    1843.8625946690654
                  ],
                  [
                    679697.760836844,
                    5363979.2622912945,
                    1843.8625946690654
                  ],
                  [
                    681198.040836844,
                    5363979.2622912945,
                    2216.7425946690655
                  ],
                  [
                    681198.040836844,
                    5362687.382291294,
                    2216.7425946690655
                  ],
                  [
                    679697.760836844,
                    5362687.382291294,
                    1843.8625946690654
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:50:21+00:00",
            "end_time": "2018-09-26T16:24:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41804740865675,
              48.66772361364038,
              1740.9786302696489
            ],
            [
              -120.4176295595646,
              48.67589547940015,
              1740.9786302696489
            ],
            [
              -120.41221642285763,
              48.67577392931929,
              1925.938630269649
            ],
            [
              -120.41263514545994,
              48.667602098282565,
              1925.938630269649
            ],
            [
              -120.41804740865675,
              48.66772361364038,
              1740.9786302696489
            ]
          ]
        ]
      },
      "bbox": [
        -120.4180474,
        48.6676021,
        1740.97863,
        -120.4122164,
        48.67589548,
        1925.93863
      ],
      "properties": {
        "datetime": "2018-10-04T15:56:12Z",
        "pc:count": 2575429,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690325.4195,
            "count": 2575429,
            "maximum": 690494.3119,
            "minimum": 690095.4119,
            "name": "X",
            "position": 0,
            "stddev": 102.461605,
            "variance": 10498.38049
          },
          {
            "average": 5394363.693,
            "count": 2575429,
            "maximum": 5394645.8,
            "minimum": 5393736.5,
            "name": "Y",
            "position": 1,
            "stddev": 197.6527861,
            "variance": 39066.62385
          },
          {
            "average": 1850.844947,
            "count": 2575429,
            "maximum": 1925.93863,
            "minimum": 1740.97863,
            "name": "Z",
            "position": 2,
            "stddev": 35.37951795,
            "variance": 1251.710291
          },
          {
            "average": 847.7310817,
            "count": 2575429,
            "maximum": 2618,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 413.3723809,
            "variance": 170876.7253
          },
          {
            "average": 1.227419587,
            "count": 2575429,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5530946423,
            "variance": 0.3059136833
          },
          {
            "average": 1.454312272,
            "count": 2575429,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7984758548,
            "variance": 0.6375636906
          },
          {
            "average": 0.4976153487,
            "count": 2575429,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944105,
            "variance": 0.2499944105
          },
          {
            "average": 0.0003812956987,
            "count": 2575429,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01952307507,
            "variance": 0.0003811504603
          },
          {
            "average": 1.436602601,
            "count": 2575429,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5330951479,
            "variance": 0.2841904367
          },
          {
            "average": -2.95839458,
            "count": 2575429,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.42115643,
            "variance": 154.2851272
          },
          {
            "average": 0,
            "count": 2575429,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 98.54987383,
            "count": 2575429,
            "maximum": 118,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.974096209,
            "variance": 99.48259518
          },
          {
            "average": 222687651.6,
            "count": 2575429,
            "maximum": 222703772,
            "minimum": 222626861.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 31141.58193,
            "variance": 969798124.9
          },
          {
            "average": 0,
            "count": 2575429,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2575429,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2575429,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2575429,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2575429,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690095.4119,
          5393736.5,
          1740.97863,
          690494.3119,
          5394645.8,
          1925.93863
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690095.411946839,
                5393736.4995827265,
                1740.9786302696489
              ],
              [
                690095.411946839,
                5394645.799582727,
                1740.9786302696489
              ],
              [
                690494.3119468389,
                5394645.799582727,
                1925.938630269649
              ],
              [
                690494.3119468389,
                5393736.4995827265,
                1925.938630269649
              ],
              [
                690095.411946839,
                5393736.4995827265,
                1740.9786302696489
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:56:12+00:00",
        "end_time": "2018-10-03T18:34:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4180474,
            48.6676021,
            1740.97863,
            -120.4122164,
            48.67589548,
            1925.93863
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41804740865675,
                  48.66772361364038,
                  1740.9786302696489
                ],
                [
                  -120.4176295595646,
                  48.67589547940015,
                  1740.9786302696489
                ],
                [
                  -120.41221642285763,
                  48.67577392931929,
                  1925.938630269649
                ],
                [
                  -120.41263514545994,
                  48.667602098282565,
                  1925.938630269649
                ],
                [
                  -120.41804740865675,
                  48.66772361364038,
                  1740.9786302696489
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:56:12Z",
            "pc:count": 2575429,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690325.4195,
                "count": 2575429,
                "maximum": 690494.3119,
                "minimum": 690095.4119,
                "name": "X",
                "position": 0,
                "stddev": 102.461605,
                "variance": 10498.38049
              },
              {
                "average": 5394363.693,
                "count": 2575429,
                "maximum": 5394645.8,
                "minimum": 5393736.5,
                "name": "Y",
                "position": 1,
                "stddev": 197.6527861,
                "variance": 39066.62385
              },
              {
                "average": 1850.844947,
                "count": 2575429,
                "maximum": 1925.93863,
                "minimum": 1740.97863,
                "name": "Z",
                "position": 2,
                "stddev": 35.37951795,
                "variance": 1251.710291
              },
              {
                "average": 847.7310817,
                "count": 2575429,
                "maximum": 2618,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 413.3723809,
                "variance": 170876.7253
              },
              {
                "average": 1.227419587,
                "count": 2575429,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5530946423,
                "variance": 0.3059136833
              },
              {
                "average": 1.454312272,
                "count": 2575429,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7984758548,
                "variance": 0.6375636906
              },
              {
                "average": 0.4976153487,
                "count": 2575429,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944105,
                "variance": 0.2499944105
              },
              {
                "average": 0.0003812956987,
                "count": 2575429,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01952307507,
                "variance": 0.0003811504603
              },
              {
                "average": 1.436602601,
                "count": 2575429,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5330951479,
                "variance": 0.2841904367
              },
              {
                "average": -2.95839458,
                "count": 2575429,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.42115643,
                "variance": 154.2851272
              },
              {
                "average": 0,
                "count": 2575429,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 98.54987383,
                "count": 2575429,
                "maximum": 118,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.974096209,
                "variance": 99.48259518
              },
              {
                "average": 222687651.6,
                "count": 2575429,
                "maximum": 222703772,
                "minimum": 222626861.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 31141.58193,
                "variance": 969798124.9
              },
              {
                "average": 0,
                "count": 2575429,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2575429,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2575429,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2575429,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2575429,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690095.4119,
              5393736.5,
              1740.97863,
              690494.3119,
              5394645.8,
              1925.93863
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690095.411946839,
                    5393736.4995827265,
                    1740.9786302696489
                  ],
                  [
                    690095.411946839,
                    5394645.799582727,
                    1740.9786302696489
                  ],
                  [
                    690494.3119468389,
                    5394645.799582727,
                    1925.938630269649
                  ],
                  [
                    690494.3119468389,
                    5393736.4995827265,
                    1925.938630269649
                  ],
                  [
                    690095.411946839,
                    5393736.4995827265,
                    1740.9786302696489
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:56:12+00:00",
            "end_time": "2018-10-03T18:34:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45156673433583,
              48.36526931473659,
              795.7450682928053
            ],
            [
              -120.45086762948608,
              48.37926818111125,
              795.7450682928053
            ],
            [
              -120.42986805331311,
              48.3788006753895,
              1667.4450682928054
            ],
            [
              -120.43057290195046,
              48.364802037472316,
              1667.4450682928054
            ],
            [
              -120.45156673433583,
              48.36526931473659,
              795.7450682928053
            ]
          ]
        ]
      },
      "bbox": [
        -120.4515667,
        48.36480204,
        795.7450683,
        -120.4298681,
        48.37926818,
        1667.445068
      ],
      "properties": {
        "datetime": "2018-10-03T18:43:30Z",
        "pc:count": 25325375,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689547.6046,
            "count": 25325375,
            "maximum": 690305.1328,
            "minimum": 688748.6128,
            "name": "X",
            "position": 0,
            "stddev": 430.0404457,
            "variance": 184934.7849
          },
          {
            "average": 5360816.209,
            "count": 25325375,
            "maximum": 5361595.519,
            "minimum": 5360037.959,
            "name": "Y",
            "position": 1,
            "stddev": 434.5313729,
            "variance": 188817.514
          },
          {
            "average": 1226.938413,
            "count": 25325375,
            "maximum": 1667.445068,
            "minimum": 795.7450683,
            "name": "Z",
            "position": 2,
            "stddev": 184.981243,
            "variance": 34218.06026
          },
          {
            "average": 430.3314168,
            "count": 25325375,
            "maximum": 4095,
            "minimum": 65,
            "name": "Intensity",
            "position": 3,
            "stddev": 172.0149553,
            "variance": 29589.14483
          },
          {
            "average": 1.050553052,
            "count": 25325375,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2389681532,
            "variance": 0.05710577823
          },
          {
            "average": 1.101054338,
            "count": 25325375,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3437241376,
            "variance": 0.1181462828
          },
          {
            "average": 0.4969937464,
            "count": 25325375,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999909722,
            "variance": 0.2499909723
          },
          {
            "average": 0.0002873797525,
            "count": 25325375,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01694984297,
            "variance": 0.0002872971767
          },
          {
            "average": 1.507735187,
            "count": 25325375,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.6062953377,
            "variance": 0.3675940365
          },
          {
            "average": 0.09847574072,
            "count": 25325375,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.38365826,
            "variance": 107.8203588
          },
          {
            "average": 0,
            "count": 25325375,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 584.4308292,
            "count": 25325375,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 693.5313963,
            "variance": 480985.7976
          },
          {
            "average": 222625160.6,
            "count": 25325375,
            "maximum": 222627410.1,
            "minimum": 222624100.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 859.4661401,
            "variance": 738682.046
          },
          {
            "average": 0,
            "count": 25325375,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25325375,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25325375,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25325375,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25325375,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688748.6128,
          5360037.959,
          795.7450683,
          690305.1328,
          5361595.519,
          1667.445068
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688748.6128408096,
                5360037.958582943,
                795.7450682928053
              ],
              [
                688748.6128408096,
                5361595.518582944,
                795.7450682928053
              ],
              [
                690305.1328408096,
                5361595.518582944,
                1667.4450682928054
              ],
              [
                690305.1328408096,
                5360037.958582943,
                1667.4450682928054
              ],
              [
                688748.6128408096,
                5360037.958582943,
                795.7450682928053
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:43:30+00:00",
        "end_time": "2018-10-03T17:48:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4515667,
            48.36480204,
            795.7450683,
            -120.4298681,
            48.37926818,
            1667.445068
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45156673433583,
                  48.36526931473659,
                  795.7450682928053
                ],
                [
                  -120.45086762948608,
                  48.37926818111125,
                  795.7450682928053
                ],
                [
                  -120.42986805331311,
                  48.3788006753895,
                  1667.4450682928054
                ],
                [
                  -120.43057290195046,
                  48.364802037472316,
                  1667.4450682928054
                ],
                [
                  -120.45156673433583,
                  48.36526931473659,
                  795.7450682928053
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:43:30Z",
            "pc:count": 25325375,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689547.6046,
                "count": 25325375,
                "maximum": 690305.1328,
                "minimum": 688748.6128,
                "name": "X",
                "position": 0,
                "stddev": 430.0404457,
                "variance": 184934.7849
              },
              {
                "average": 5360816.209,
                "count": 25325375,
                "maximum": 5361595.519,
                "minimum": 5360037.959,
                "name": "Y",
                "position": 1,
                "stddev": 434.5313729,
                "variance": 188817.514
              },
              {
                "average": 1226.938413,
                "count": 25325375,
                "maximum": 1667.445068,
                "minimum": 795.7450683,
                "name": "Z",
                "position": 2,
                "stddev": 184.981243,
                "variance": 34218.06026
              },
              {
                "average": 430.3314168,
                "count": 25325375,
                "maximum": 4095,
                "minimum": 65,
                "name": "Intensity",
                "position": 3,
                "stddev": 172.0149553,
                "variance": 29589.14483
              },
              {
                "average": 1.050553052,
                "count": 25325375,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2389681532,
                "variance": 0.05710577823
              },
              {
                "average": 1.101054338,
                "count": 25325375,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3437241376,
                "variance": 0.1181462828
              },
              {
                "average": 0.4969937464,
                "count": 25325375,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999909722,
                "variance": 0.2499909723
              },
              {
                "average": 0.0002873797525,
                "count": 25325375,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01694984297,
                "variance": 0.0002872971767
              },
              {
                "average": 1.507735187,
                "count": 25325375,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.6062953377,
                "variance": 0.3675940365
              },
              {
                "average": 0.09847574072,
                "count": 25325375,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.38365826,
                "variance": 107.8203588
              },
              {
                "average": 0,
                "count": 25325375,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 584.4308292,
                "count": 25325375,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 693.5313963,
                "variance": 480985.7976
              },
              {
                "average": 222625160.6,
                "count": 25325375,
                "maximum": 222627410.1,
                "minimum": 222624100.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 859.4661401,
                "variance": 738682.046
              },
              {
                "average": 0,
                "count": 25325375,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25325375,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25325375,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25325375,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25325375,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688748.6128,
              5360037.959,
              795.7450683,
              690305.1328,
              5361595.519,
              1667.445068
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688748.6128408096,
                    5360037.958582943,
                    795.7450682928053
                  ],
                  [
                    688748.6128408096,
                    5361595.518582944,
                    795.7450682928053
                  ],
                  [
                    690305.1328408096,
                    5361595.518582944,
                    1667.4450682928054
                  ],
                  [
                    690305.1328408096,
                    5360037.958582943,
                    1667.4450682928054
                  ],
                  [
                    688748.6128408096,
                    5360037.958582943,
                    795.7450682928053
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:43:30+00:00",
            "end_time": "2018-10-03T17:48:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.42744614734593,
              48.67598848835364,
              1804.3940192501375
            ],
            [
              -120.42675264746492,
              48.689594857215766,
              1804.3940192501375
            ],
            [
              -120.41200763477201,
              48.68926435558148,
              2194.0940192501375
            ],
            [
              -120.41270509770895,
              48.67565814391325,
              2194.0940192501375
            ],
            [
              -120.42744614734593,
              48.67598848835364,
              1804.3940192501375
            ]
          ]
        ]
      },
      "bbox": [
        -120.4274461,
        48.67565814,
        1804.394019,
        -120.4120076,
        48.68959486,
        2194.094019
      ],
      "properties": {
        "datetime": "2018-10-04T15:55:58Z",
        "pc:count": 11769561,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690098.2631,
            "count": 11769561,
            "maximum": 690458.779,
            "minimum": 689372.499,
            "name": "X",
            "position": 0,
            "stddev": 232.9832633,
            "variance": 54281.20096
          },
          {
            "average": 5395485.786,
            "count": 11769561,
            "maximum": 5396145.71,
            "minimum": 5394631.71,
            "name": "Y",
            "position": 1,
            "stddev": 444.2962735,
            "variance": 197399.1786
          },
          {
            "average": 1967.289873,
            "count": 11769561,
            "maximum": 2194.094019,
            "minimum": 1804.394019,
            "name": "Z",
            "position": 2,
            "stddev": 94.51736653,
            "variance": 8933.532576
          },
          {
            "average": 821.614103,
            "count": 11769561,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 542.2687477,
            "variance": 294055.3947
          },
          {
            "average": 1.153213021,
            "count": 11769561,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.475887961,
            "variance": 0.2264693514
          },
          {
            "average": 1.306426382,
            "count": 11769561,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7090288705,
            "variance": 0.5027219391
          },
          {
            "average": 0.495816369,
            "count": 11769561,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999825182,
            "variance": 0.2499825185
          },
          {
            "average": 0.0002966125924,
            "count": 11769561,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01721989078,
            "variance": 0.0002965246386
          },
          {
            "average": 1.516165301,
            "count": 11769561,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5825682157,
            "variance": 0.3393857259
          },
          {
            "average": 3.647516256,
            "count": 11769561,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.53394519,
            "variance": 157.0997821
          },
          {
            "average": 0,
            "count": 11769561,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 103.0491589,
            "count": 11769561,
            "maximum": 118,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 12.05914976,
            "variance": 145.423093
          },
          {
            "average": 222673160.5,
            "count": 11769561,
            "maximum": 222703758.6,
            "minimum": 222626363.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37540.22765,
            "variance": 1409268692
          },
          {
            "average": 0,
            "count": 11769561,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11769561,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11769561,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11769561,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11769561,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689372.499,
          5394631.71,
          1804.394019,
          690458.779,
          5396145.71,
          2194.094019
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689372.498986104,
                5394631.709910598,
                1804.3940192501375
              ],
              [
                689372.498986104,
                5396145.709910598,
                1804.3940192501375
              ],
              [
                690458.7789861041,
                5396145.709910598,
                2194.0940192501375
              ],
              [
                690458.7789861041,
                5394631.709910598,
                2194.0940192501375
              ],
              [
                689372.498986104,
                5394631.709910598,
                1804.3940192501375
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:55:58+00:00",
        "end_time": "2018-10-03T18:26:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4274461,
            48.67565814,
            1804.394019,
            -120.4120076,
            48.68959486,
            2194.094019
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.42744614734593,
                  48.67598848835364,
                  1804.3940192501375
                ],
                [
                  -120.42675264746492,
                  48.689594857215766,
                  1804.3940192501375
                ],
                [
                  -120.41200763477201,
                  48.68926435558148,
                  2194.0940192501375
                ],
                [
                  -120.41270509770895,
                  48.67565814391325,
                  2194.0940192501375
                ],
                [
                  -120.42744614734593,
                  48.67598848835364,
                  1804.3940192501375
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:55:58Z",
            "pc:count": 11769561,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690098.2631,
                "count": 11769561,
                "maximum": 690458.779,
                "minimum": 689372.499,
                "name": "X",
                "position": 0,
                "stddev": 232.9832633,
                "variance": 54281.20096
              },
              {
                "average": 5395485.786,
                "count": 11769561,
                "maximum": 5396145.71,
                "minimum": 5394631.71,
                "name": "Y",
                "position": 1,
                "stddev": 444.2962735,
                "variance": 197399.1786
              },
              {
                "average": 1967.289873,
                "count": 11769561,
                "maximum": 2194.094019,
                "minimum": 1804.394019,
                "name": "Z",
                "position": 2,
                "stddev": 94.51736653,
                "variance": 8933.532576
              },
              {
                "average": 821.614103,
                "count": 11769561,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 542.2687477,
                "variance": 294055.3947
              },
              {
                "average": 1.153213021,
                "count": 11769561,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.475887961,
                "variance": 0.2264693514
              },
              {
                "average": 1.306426382,
                "count": 11769561,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7090288705,
                "variance": 0.5027219391
              },
              {
                "average": 0.495816369,
                "count": 11769561,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999825182,
                "variance": 0.2499825185
              },
              {
                "average": 0.0002966125924,
                "count": 11769561,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01721989078,
                "variance": 0.0002965246386
              },
              {
                "average": 1.516165301,
                "count": 11769561,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5825682157,
                "variance": 0.3393857259
              },
              {
                "average": 3.647516256,
                "count": 11769561,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.53394519,
                "variance": 157.0997821
              },
              {
                "average": 0,
                "count": 11769561,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 103.0491589,
                "count": 11769561,
                "maximum": 118,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 12.05914976,
                "variance": 145.423093
              },
              {
                "average": 222673160.5,
                "count": 11769561,
                "maximum": 222703758.6,
                "minimum": 222626363.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37540.22765,
                "variance": 1409268692
              },
              {
                "average": 0,
                "count": 11769561,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11769561,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11769561,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11769561,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11769561,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689372.499,
              5394631.71,
              1804.394019,
              690458.779,
              5396145.71,
              2194.094019
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689372.498986104,
                    5394631.709910598,
                    1804.3940192501375
                  ],
                  [
                    689372.498986104,
                    5396145.709910598,
                    1804.3940192501375
                  ],
                  [
                    690458.7789861041,
                    5396145.709910598,
                    2194.0940192501375
                  ],
                  [
                    690458.7789861041,
                    5394631.709910598,
                    2194.0940192501375
                  ],
                  [
                    689372.498986104,
                    5394631.709910598,
                    1804.3940192501375
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:55:58+00:00",
            "end_time": "2018-10-03T18:26:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45011573635063,
              48.55434187270232,
              1423.7476279007174
            ],
            [
              -120.44942228429915,
              48.56812744038518,
              1423.7476279007174
            ],
            [
              -120.43138577215414,
              48.56772623723793,
              1872.4876279007171
            ],
            [
              -120.43208411488338,
              48.55394086278285,
              1872.4876279007171
            ],
            [
              -120.45011573635063,
              48.55434187270232,
              1423.7476279007174
            ]
          ]
        ]
      },
      "bbox": [
        -120.4501157,
        48.55394086,
        1423.747628,
        -120.4313858,
        48.56812744,
        1872.487628
      ],
      "properties": {
        "datetime": "2018-10-03T18:22:39Z",
        "pc:count": 31574582,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688957.2353,
            "count": 31574582,
            "maximum": 689487.562,
            "minimum": 688155.622,
            "name": "X",
            "position": 0,
            "stddev": 292.49067,
            "variance": 85550.79201
          },
          {
            "average": 5381859.336,
            "count": 31574582,
            "maximum": 5382589.242,
            "minimum": 5381055.362,
            "name": "Y",
            "position": 1,
            "stddev": 446.0906276,
            "variance": 198996.848
          },
          {
            "average": 1664.563671,
            "count": 31574582,
            "maximum": 1872.487628,
            "minimum": 1423.747628,
            "name": "Z",
            "position": 2,
            "stddev": 94.158288,
            "variance": 8865.7832
          },
          {
            "average": 475.5620461,
            "count": 31574582,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 340.6138828,
            "variance": 116017.8172
          },
          {
            "average": 1.656792543,
            "count": 31574582,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8583537207,
            "variance": 0.7367711099
          },
          {
            "average": 2.31403852,
            "count": 31574582,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.059314495,
            "variance": 1.1221472
          },
          {
            "average": 0.4969577428,
            "count": 31574582,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907525,
            "variance": 0.2499907526
          },
          {
            "average": 0.0001998759635,
            "count": 31574582,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01413633685,
            "variance": 0.0001998360194
          },
          {
            "average": 1.235069842,
            "count": 31574582,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4787216125,
            "variance": 0.2291743823
          },
          {
            "average": -0.08342472772,
            "count": 31574582,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.80584455,
            "variance": 116.7662765
          },
          {
            "average": 0,
            "count": 31574582,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 803.5170708,
            "count": 31574582,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 744.931235,
            "variance": 554922.5449
          },
          {
            "average": 222625274.3,
            "count": 31574582,
            "maximum": 222626159.4,
            "minimum": 222623764.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 570.5050268,
            "variance": 325475.9856
          },
          {
            "average": 0,
            "count": 31574582,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31574582,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31574582,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31574582,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31574582,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688155.622,
          5381055.362,
          1423.747628,
          689487.562,
          5382589.242,
          1872.487628
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688155.6220499127,
                5381055.361534177,
                1423.7476279007174
              ],
              [
                688155.6220499127,
                5382589.241534178,
                1423.7476279007174
              ],
              [
                689487.5620499126,
                5382589.241534178,
                1872.4876279007171
              ],
              [
                689487.5620499126,
                5381055.361534177,
                1872.4876279007171
              ],
              [
                688155.6220499127,
                5381055.361534177,
                1423.7476279007174
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:22:39+00:00",
        "end_time": "2018-10-03T17:42:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4501157,
            48.55394086,
            1423.747628,
            -120.4313858,
            48.56812744,
            1872.487628
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45011573635063,
                  48.55434187270232,
                  1423.7476279007174
                ],
                [
                  -120.44942228429915,
                  48.56812744038518,
                  1423.7476279007174
                ],
                [
                  -120.43138577215414,
                  48.56772623723793,
                  1872.4876279007171
                ],
                [
                  -120.43208411488338,
                  48.55394086278285,
                  1872.4876279007171
                ],
                [
                  -120.45011573635063,
                  48.55434187270232,
                  1423.7476279007174
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:22:39Z",
            "pc:count": 31574582,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688957.2353,
                "count": 31574582,
                "maximum": 689487.562,
                "minimum": 688155.622,
                "name": "X",
                "position": 0,
                "stddev": 292.49067,
                "variance": 85550.79201
              },
              {
                "average": 5381859.336,
                "count": 31574582,
                "maximum": 5382589.242,
                "minimum": 5381055.362,
                "name": "Y",
                "position": 1,
                "stddev": 446.0906276,
                "variance": 198996.848
              },
              {
                "average": 1664.563671,
                "count": 31574582,
                "maximum": 1872.487628,
                "minimum": 1423.747628,
                "name": "Z",
                "position": 2,
                "stddev": 94.158288,
                "variance": 8865.7832
              },
              {
                "average": 475.5620461,
                "count": 31574582,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 340.6138828,
                "variance": 116017.8172
              },
              {
                "average": 1.656792543,
                "count": 31574582,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8583537207,
                "variance": 0.7367711099
              },
              {
                "average": 2.31403852,
                "count": 31574582,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.059314495,
                "variance": 1.1221472
              },
              {
                "average": 0.4969577428,
                "count": 31574582,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907525,
                "variance": 0.2499907526
              },
              {
                "average": 0.0001998759635,
                "count": 31574582,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01413633685,
                "variance": 0.0001998360194
              },
              {
                "average": 1.235069842,
                "count": 31574582,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4787216125,
                "variance": 0.2291743823
              },
              {
                "average": -0.08342472772,
                "count": 31574582,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.80584455,
                "variance": 116.7662765
              },
              {
                "average": 0,
                "count": 31574582,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 803.5170708,
                "count": 31574582,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 744.931235,
                "variance": 554922.5449
              },
              {
                "average": 222625274.3,
                "count": 31574582,
                "maximum": 222626159.4,
                "minimum": 222623764.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 570.5050268,
                "variance": 325475.9856
              },
              {
                "average": 0,
                "count": 31574582,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31574582,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31574582,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31574582,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31574582,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688155.622,
              5381055.362,
              1423.747628,
              689487.562,
              5382589.242,
              1872.487628
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688155.6220499127,
                    5381055.361534177,
                    1423.7476279007174
                  ],
                  [
                    688155.6220499127,
                    5382589.241534178,
                    1423.7476279007174
                  ],
                  [
                    689487.5620499126,
                    5382589.241534178,
                    1872.4876279007171
                  ],
                  [
                    689487.5620499126,
                    5381055.361534177,
                    1872.4876279007171
                  ],
                  [
                    688155.6220499127,
                    5381055.361534177,
                    1423.7476279007174
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:22:39+00:00",
            "end_time": "2018-10-03T17:42:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4113017076199,
              48.392401051158096,
              1308.6272682542617
            ],
            [
              -120.4105907965282,
              48.4064012066753,
              1308.6272682542617
            ],
            [
              -120.38957829091746,
              48.405926095972866,
              1829.8472682542615
            ],
            [
              -120.39029495499753,
              48.39192617267727,
              1829.8472682542615
            ],
            [
              -120.4113017076199,
              48.392401051158096,
              1308.6272682542617
            ]
          ]
        ]
      },
      "bbox": [
        -120.4113017,
        48.39192617,
        1308.627268,
        -120.3895783,
        48.40640121,
        1829.847268
      ],
      "properties": {
        "datetime": "2018-10-04T17:32:36Z",
        "pc:count": 43724347,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692421.5716,
            "count": 43724347,
            "maximum": 693185.3734,
            "minimum": 691628.6734,
            "name": "X",
            "position": 0,
            "stddev": 453.6282846,
            "variance": 205778.6206
          },
          {
            "average": 5363944.771,
            "count": 43724347,
            "maximum": 5364711.119,
            "minimum": 5363153.359,
            "name": "Y",
            "position": 1,
            "stddev": 430.3018726,
            "variance": 185159.7016
          },
          {
            "average": 1578.710564,
            "count": 43724347,
            "maximum": 1829.847268,
            "minimum": 1308.627268,
            "name": "Z",
            "position": 2,
            "stddev": 122.9524404,
            "variance": 15117.3026
          },
          {
            "average": 545.8511776,
            "count": 43724347,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 378.953492,
            "variance": 143605.7491
          },
          {
            "average": 1.558219452,
            "count": 43724347,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.81083981,
            "variance": 0.6574611974
          },
          {
            "average": 2.116276408,
            "count": 43724347,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.050016254,
            "variance": 1.102534134
          },
          {
            "average": 0.496973757,
            "count": 43724347,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999908475,
            "variance": 0.2499908476
          },
          {
            "average": 0.0003371119528,
            "count": 43724347,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01835751388,
            "variance": 0.000336998316
          },
          {
            "average": 1.256741399,
            "count": 43724347,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4894109415,
            "variance": 0.2395230696
          },
          {
            "average": 0.1572480269,
            "count": 43724347,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.9709832,
            "variance": 143.3044388
          },
          {
            "average": 0,
            "count": 43724347,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.94922991,
            "count": 43724347,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.327758584,
            "variance": 5.418460028
          },
          {
            "average": 222704927.4,
            "count": 43724347,
            "maximum": 222709556.1,
            "minimum": 222702999.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1348.509985,
            "variance": 1818479.179
          },
          {
            "average": 0,
            "count": 43724347,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43724347,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43724347,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43724347,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43724347,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691628.6734,
          5363153.359,
          1308.627268,
          693185.3734,
          5364711.119,
          1829.847268
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691628.6734015144,
                5363153.358735516,
                1308.6272682542617
              ],
              [
                691628.6734015144,
                5364711.1187355155,
                1308.6272682542617
              ],
              [
                693185.3734015144,
                5364711.1187355155,
                1829.8472682542615
              ],
              [
                693185.3734015144,
                5363153.358735516,
                1829.8472682542615
              ],
              [
                691628.6734015144,
                5363153.358735516,
                1308.6272682542617
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:32:36+00:00",
        "end_time": "2018-10-04T15:43:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4113017,
            48.39192617,
            1308.627268,
            -120.3895783,
            48.40640121,
            1829.847268
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4113017076199,
                  48.392401051158096,
                  1308.6272682542617
                ],
                [
                  -120.4105907965282,
                  48.4064012066753,
                  1308.6272682542617
                ],
                [
                  -120.38957829091746,
                  48.405926095972866,
                  1829.8472682542615
                ],
                [
                  -120.39029495499753,
                  48.39192617267727,
                  1829.8472682542615
                ],
                [
                  -120.4113017076199,
                  48.392401051158096,
                  1308.6272682542617
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:32:36Z",
            "pc:count": 43724347,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692421.5716,
                "count": 43724347,
                "maximum": 693185.3734,
                "minimum": 691628.6734,
                "name": "X",
                "position": 0,
                "stddev": 453.6282846,
                "variance": 205778.6206
              },
              {
                "average": 5363944.771,
                "count": 43724347,
                "maximum": 5364711.119,
                "minimum": 5363153.359,
                "name": "Y",
                "position": 1,
                "stddev": 430.3018726,
                "variance": 185159.7016
              },
              {
                "average": 1578.710564,
                "count": 43724347,
                "maximum": 1829.847268,
                "minimum": 1308.627268,
                "name": "Z",
                "position": 2,
                "stddev": 122.9524404,
                "variance": 15117.3026
              },
              {
                "average": 545.8511776,
                "count": 43724347,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 378.953492,
                "variance": 143605.7491
              },
              {
                "average": 1.558219452,
                "count": 43724347,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.81083981,
                "variance": 0.6574611974
              },
              {
                "average": 2.116276408,
                "count": 43724347,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.050016254,
                "variance": 1.102534134
              },
              {
                "average": 0.496973757,
                "count": 43724347,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999908475,
                "variance": 0.2499908476
              },
              {
                "average": 0.0003371119528,
                "count": 43724347,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01835751388,
                "variance": 0.000336998316
              },
              {
                "average": 1.256741399,
                "count": 43724347,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4894109415,
                "variance": 0.2395230696
              },
              {
                "average": 0.1572480269,
                "count": 43724347,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.9709832,
                "variance": 143.3044388
              },
              {
                "average": 0,
                "count": 43724347,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.94922991,
                "count": 43724347,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.327758584,
                "variance": 5.418460028
              },
              {
                "average": 222704927.4,
                "count": 43724347,
                "maximum": 222709556.1,
                "minimum": 222702999.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1348.509985,
                "variance": 1818479.179
              },
              {
                "average": 0,
                "count": 43724347,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43724347,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43724347,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43724347,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43724347,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691628.6734,
              5363153.359,
              1308.627268,
              693185.3734,
              5364711.119,
              1829.847268
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691628.6734015144,
                    5363153.358735516,
                    1308.6272682542617
                  ],
                  [
                    691628.6734015144,
                    5364711.1187355155,
                    1308.6272682542617
                  ],
                  [
                    693185.3734015144,
                    5364711.1187355155,
                    1829.8472682542615
                  ],
                  [
                    693185.3734015144,
                    5363153.358735516,
                    1829.8472682542615
                  ],
                  [
                    691628.6734015144,
                    5363153.358735516,
                    1308.6272682542617
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:32:36+00:00",
            "end_time": "2018-10-04T15:43:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51344279080358,
              48.486473091631304,
              1746.252897882246
            ],
            [
              -120.51275767927216,
              48.50047358586953,
              1746.252897882246
            ],
            [
              -120.49170734992332,
              48.500016531303665,
              2362.9728978822463
            ],
            [
              -120.49239824501763,
              48.48601626055703,
              2362.9728978822463
            ],
            [
              -120.51344279080358,
              48.486473091631304,
              1746.252897882246
            ]
          ]
        ]
      },
      "bbox": [
        -120.5134428,
        48.48601626,
        1746.252898,
        -120.4917073,
        48.50047359,
        2362.972898
      ],
      "properties": {
        "datetime": "2018-09-26T17:56:01Z",
        "pc:count": 35960076,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684516.1622,
            "count": 35960076,
            "maximum": 685285.0046,
            "minimum": 683728.5046,
            "name": "X",
            "position": 0,
            "stddev": 439.6420925,
            "variance": 193285.1695
          },
          {
            "average": 5374145.824,
            "count": 35960076,
            "maximum": 5374915.871,
            "minimum": 5373358.171,
            "name": "Y",
            "position": 1,
            "stddev": 425.0207855,
            "variance": 180642.6681
          },
          {
            "average": 2023.198827,
            "count": 35960076,
            "maximum": 2362.972898,
            "minimum": 1746.252898,
            "name": "Z",
            "position": 2,
            "stddev": 125.9470687,
            "variance": 15862.66412
          },
          {
            "average": 816.5755909,
            "count": 35960076,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 475.8732751,
            "variance": 226455.374
          },
          {
            "average": 1.343728528,
            "count": 35960076,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6953944288,
            "variance": 0.4835734117
          },
          {
            "average": 1.68764343,
            "count": 35960076,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.994508147,
            "variance": 0.9890464545
          },
          {
            "average": 0.4967317088,
            "count": 35960076,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893251,
            "variance": 0.2499893252
          },
          {
            "average": 0.0002818959559,
            "count": 35960076,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01678739106,
            "variance": 0.0002818164985
          },
          {
            "average": 1.362487916,
            "count": 35960076,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5203117114,
            "variance": 0.270724277
          },
          {
            "average": -2.567355007,
            "count": 35960076,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.25825884,
            "variance": 150.2649098
          },
          {
            "average": 0,
            "count": 35960076,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 58.89092367,
            "count": 35960076,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.136789063,
            "variance": 1.292289373
          },
          {
            "average": 222018423.5,
            "count": 35960076,
            "maximum": 222019761,
            "minimum": 222017664,
            "name": "GpsTime",
            "position": 12,
            "stddev": 503.5284838,
            "variance": 253540.934
          },
          {
            "average": 0,
            "count": 35960076,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35960076,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35960076,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35960076,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35960076,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          683728.5046,
          5373358.171,
          1746.252898,
          685285.0046,
          5374915.871,
          2362.972898
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                683728.5046375763,
                5373358.170721384,
                1746.252897882246
              ],
              [
                683728.5046375763,
                5374915.870721383,
                1746.252897882246
              ],
              [
                685285.0046375763,
                5374915.870721383,
                2362.9728978822463
              ],
              [
                685285.0046375763,
                5373358.170721384,
                2362.9728978822463
              ],
              [
                683728.5046375763,
                5373358.170721384,
                1746.252897882246
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:56:01+00:00",
        "end_time": "2018-09-26T17:21:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5134428,
            48.48601626,
            1746.252898,
            -120.4917073,
            48.50047359,
            2362.972898
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51344279080358,
                  48.486473091631304,
                  1746.252897882246
                ],
                [
                  -120.51275767927216,
                  48.50047358586953,
                  1746.252897882246
                ],
                [
                  -120.49170734992332,
                  48.500016531303665,
                  2362.9728978822463
                ],
                [
                  -120.49239824501763,
                  48.48601626055703,
                  2362.9728978822463
                ],
                [
                  -120.51344279080358,
                  48.486473091631304,
                  1746.252897882246
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:56:01Z",
            "pc:count": 35960076,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684516.1622,
                "count": 35960076,
                "maximum": 685285.0046,
                "minimum": 683728.5046,
                "name": "X",
                "position": 0,
                "stddev": 439.6420925,
                "variance": 193285.1695
              },
              {
                "average": 5374145.824,
                "count": 35960076,
                "maximum": 5374915.871,
                "minimum": 5373358.171,
                "name": "Y",
                "position": 1,
                "stddev": 425.0207855,
                "variance": 180642.6681
              },
              {
                "average": 2023.198827,
                "count": 35960076,
                "maximum": 2362.972898,
                "minimum": 1746.252898,
                "name": "Z",
                "position": 2,
                "stddev": 125.9470687,
                "variance": 15862.66412
              },
              {
                "average": 816.5755909,
                "count": 35960076,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 475.8732751,
                "variance": 226455.374
              },
              {
                "average": 1.343728528,
                "count": 35960076,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6953944288,
                "variance": 0.4835734117
              },
              {
                "average": 1.68764343,
                "count": 35960076,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.994508147,
                "variance": 0.9890464545
              },
              {
                "average": 0.4967317088,
                "count": 35960076,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893251,
                "variance": 0.2499893252
              },
              {
                "average": 0.0002818959559,
                "count": 35960076,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01678739106,
                "variance": 0.0002818164985
              },
              {
                "average": 1.362487916,
                "count": 35960076,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5203117114,
                "variance": 0.270724277
              },
              {
                "average": -2.567355007,
                "count": 35960076,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.25825884,
                "variance": 150.2649098
              },
              {
                "average": 0,
                "count": 35960076,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 58.89092367,
                "count": 35960076,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.136789063,
                "variance": 1.292289373
              },
              {
                "average": 222018423.5,
                "count": 35960076,
                "maximum": 222019761,
                "minimum": 222017664,
                "name": "GpsTime",
                "position": 12,
                "stddev": 503.5284838,
                "variance": 253540.934
              },
              {
                "average": 0,
                "count": 35960076,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35960076,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35960076,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35960076,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35960076,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              683728.5046,
              5373358.171,
              1746.252898,
              685285.0046,
              5374915.871,
              2362.972898
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    683728.5046375763,
                    5373358.170721384,
                    1746.252897882246
                  ],
                  [
                    683728.5046375763,
                    5374915.870721383,
                    1746.252897882246
                  ],
                  [
                    685285.0046375763,
                    5374915.870721383,
                    2362.9728978822463
                  ],
                  [
                    685285.0046375763,
                    5373358.170721384,
                    2362.9728978822463
                  ],
                  [
                    683728.5046375763,
                    5373358.170721384,
                    1746.252897882246
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:56:01+00:00",
            "end_time": "2018-09-26T17:21:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4328331304668,
              48.6218358095865,
              1412.5782784057199
            ],
            [
              -120.43246792745481,
              48.62903111172666,
              1412.5782784057199
            ],
            [
              -120.41193436709098,
              48.62857123844832,
              1812.2182784057197
            ],
            [
              -120.41230248285805,
              48.6213760519571,
              1812.2182784057197
            ],
            [
              -120.4328331304668,
              48.6218358095865,
              1412.5782784057199
            ]
          ]
        ]
      },
      "bbox": [
        -120.4328331,
        48.62137605,
        1412.578278,
        -120.4119344,
        48.62903111,
        1812.218278
      ],
      "properties": {
        "datetime": "2018-10-04T15:57:32Z",
        "pc:count": 15789161,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690062.9926,
            "count": 15789161,
            "maximum": 690693.0963,
            "minimum": 689178.5563,
            "name": "X",
            "position": 0,
            "stddev": 404.1185033,
            "variance": 163311.7647
          },
          {
            "average": 5388944.459,
            "count": 15789161,
            "maximum": 5389400.2,
            "minimum": 5388599.58,
            "name": "Y",
            "position": 1,
            "stddev": 188.2806255,
            "variance": 35449.59395
          },
          {
            "average": 1572.525979,
            "count": 15789161,
            "maximum": 1812.218278,
            "minimum": 1412.578278,
            "name": "Z",
            "position": 2,
            "stddev": 75.46683419,
            "variance": 5695.243062
          },
          {
            "average": 586.5664183,
            "count": 15789161,
            "maximum": 2550,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 394.5106244,
            "variance": 155638.6327
          },
          {
            "average": 1.54252015,
            "count": 15789161,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7931066374,
            "variance": 0.6290181383
          },
          {
            "average": 2.085025354,
            "count": 15789161,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.024783713,
            "variance": 1.050181659
          },
          {
            "average": 0.4968298189,
            "count": 15789161,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999899657,
            "variance": 0.2499899658
          },
          {
            "average": 0.0002756954597,
            "count": 15789161,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01660179114,
            "variance": 0.0002756194692
          },
          {
            "average": 1.283870372,
            "count": 15789161,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5045366407,
            "variance": 0.2545572218
          },
          {
            "average": -0.7236959467,
            "count": 15789161,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.17681559,
            "variance": 124.9212067
          },
          {
            "average": 0,
            "count": 15789161,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 107.4929356,
            "count": 15789161,
            "maximum": 118,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 11.85746333,
            "variance": 140.5994367
          },
          {
            "average": 222658144.1,
            "count": 15789161,
            "maximum": 222703852.6,
            "minimum": 222626249.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37761.4767,
            "variance": 1425929123
          },
          {
            "average": 0,
            "count": 15789161,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15789161,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15789161,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15789161,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15789161,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689178.5563,
          5388599.58,
          1412.578278,
          690693.0963,
          5389400.2,
          1812.218278
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689178.5563263217,
                5388599.57997983,
                1412.5782784057199
              ],
              [
                689178.5563263217,
                5389400.19997983,
                1412.5782784057199
              ],
              [
                690693.0963263217,
                5389400.19997983,
                1812.2182784057197
              ],
              [
                690693.0963263217,
                5388599.57997983,
                1812.2182784057197
              ],
              [
                689178.5563263217,
                5388599.57997983,
                1412.5782784057199
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:57:32+00:00",
        "end_time": "2018-10-03T18:24:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4328331,
            48.62137605,
            1412.578278,
            -120.4119344,
            48.62903111,
            1812.218278
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4328331304668,
                  48.6218358095865,
                  1412.5782784057199
                ],
                [
                  -120.43246792745481,
                  48.62903111172666,
                  1412.5782784057199
                ],
                [
                  -120.41193436709098,
                  48.62857123844832,
                  1812.2182784057197
                ],
                [
                  -120.41230248285805,
                  48.6213760519571,
                  1812.2182784057197
                ],
                [
                  -120.4328331304668,
                  48.6218358095865,
                  1412.5782784057199
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:57:32Z",
            "pc:count": 15789161,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690062.9926,
                "count": 15789161,
                "maximum": 690693.0963,
                "minimum": 689178.5563,
                "name": "X",
                "position": 0,
                "stddev": 404.1185033,
                "variance": 163311.7647
              },
              {
                "average": 5388944.459,
                "count": 15789161,
                "maximum": 5389400.2,
                "minimum": 5388599.58,
                "name": "Y",
                "position": 1,
                "stddev": 188.2806255,
                "variance": 35449.59395
              },
              {
                "average": 1572.525979,
                "count": 15789161,
                "maximum": 1812.218278,
                "minimum": 1412.578278,
                "name": "Z",
                "position": 2,
                "stddev": 75.46683419,
                "variance": 5695.243062
              },
              {
                "average": 586.5664183,
                "count": 15789161,
                "maximum": 2550,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 394.5106244,
                "variance": 155638.6327
              },
              {
                "average": 1.54252015,
                "count": 15789161,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7931066374,
                "variance": 0.6290181383
              },
              {
                "average": 2.085025354,
                "count": 15789161,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.024783713,
                "variance": 1.050181659
              },
              {
                "average": 0.4968298189,
                "count": 15789161,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999899657,
                "variance": 0.2499899658
              },
              {
                "average": 0.0002756954597,
                "count": 15789161,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01660179114,
                "variance": 0.0002756194692
              },
              {
                "average": 1.283870372,
                "count": 15789161,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5045366407,
                "variance": 0.2545572218
              },
              {
                "average": -0.7236959467,
                "count": 15789161,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.17681559,
                "variance": 124.9212067
              },
              {
                "average": 0,
                "count": 15789161,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 107.4929356,
                "count": 15789161,
                "maximum": 118,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 11.85746333,
                "variance": 140.5994367
              },
              {
                "average": 222658144.1,
                "count": 15789161,
                "maximum": 222703852.6,
                "minimum": 222626249.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37761.4767,
                "variance": 1425929123
              },
              {
                "average": 0,
                "count": 15789161,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15789161,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15789161,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15789161,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15789161,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689178.5563,
              5388599.58,
              1412.578278,
              690693.0963,
              5389400.2,
              1812.218278
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689178.5563263217,
                    5388599.57997983,
                    1412.5782784057199
                  ],
                  [
                    689178.5563263217,
                    5389400.19997983,
                    1412.5782784057199
                  ],
                  [
                    690693.0963263217,
                    5389400.19997983,
                    1812.2182784057197
                  ],
                  [
                    690693.0963263217,
                    5388599.57997983,
                    1812.2182784057197
                  ],
                  [
                    689178.5563263217,
                    5388599.57997983,
                    1412.5782784057199
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:57:32+00:00",
            "end_time": "2018-10-03T18:24:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53320809349498,
              48.45939091837447,
              1877.327960787851
            ],
            [
              -120.53252907045191,
              48.47339168802328,
              1877.327960787851
            ],
            [
              -120.51173861204863,
              48.47294382392524,
              2401.307960787851
            ],
            [
              -120.51242334208726,
              48.458943273252785,
              2401.307960787851
            ],
            [
              -120.53320809349498,
              48.45939091837447,
              1877.327960787851
            ]
          ]
        ]
      },
      "bbox": [
        -120.5332081,
        48.45894327,
        1877.327961,
        -120.5117386,
        48.47339169,
        2401.307961
      ],
      "properties": {
        "datetime": "2018-09-26T17:26:08Z",
        "pc:count": 23523304,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683225.7348,
            "count": 23523304,
            "maximum": 683903.3387,
            "minimum": 682365.2587,
            "name": "X",
            "position": 0,
            "stddev": 421.6386805,
            "variance": 177779.1769
          },
          {
            "average": 5370959.722,
            "count": 23523304,
            "maximum": 5371858.589,
            "minimum": 5370300.889,
            "name": "Y",
            "position": 1,
            "stddev": 428.450843,
            "variance": 183570.1248
          },
          {
            "average": 2149.605528,
            "count": 23523304,
            "maximum": 2401.307961,
            "minimum": 1877.327961,
            "name": "Z",
            "position": 2,
            "stddev": 97.1167991,
            "variance": 9431.672667
          },
          {
            "average": 696.0910552,
            "count": 23523304,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 392.7819107,
            "variance": 154277.6293
          },
          {
            "average": 1.204522502,
            "count": 23523304,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5356373112,
            "variance": 0.2869073292
          },
          {
            "average": 1.409143333,
            "count": 23523304,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7839264522,
            "variance": 0.6145406825
          },
          {
            "average": 0.4975763609,
            "count": 23523304,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999941366,
            "variance": 0.2499941366
          },
          {
            "average": 0.0002358937333,
            "count": 23523304,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01535702111,
            "variance": 0.0002358380975
          },
          {
            "average": 1.504098531,
            "count": 23523304,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5606173995,
            "variance": 0.3142918686
          },
          {
            "average": -1.237360357,
            "count": 23523304,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.88441806,
            "variance": 141.2393925
          },
          {
            "average": 0,
            "count": 23523304,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.52886563,
            "count": 23523304,
            "maximum": 58,
            "minimum": 55,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9253191609,
            "variance": 0.8562155495
          },
          {
            "average": 222017346.5,
            "count": 23523304,
            "maximum": 222017968.7,
            "minimum": 222016728.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 419.7453174,
            "variance": 176186.1315
          },
          {
            "average": 0,
            "count": 23523304,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23523304,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23523304,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23523304,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23523304,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682365.2587,
          5370300.889,
          1877.327961,
          683903.3387,
          5371858.589,
          2401.307961
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682365.2586878706,
                5370300.8890830735,
                1877.327960787851
              ],
              [
                682365.2586878706,
                5371858.589083073,
                1877.327960787851
              ],
              [
                683903.3386878707,
                5371858.589083073,
                2401.307960787851
              ],
              [
                683903.3386878707,
                5370300.8890830735,
                2401.307960787851
              ],
              [
                682365.2586878706,
                5370300.8890830735,
                1877.327960787851
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:26:08+00:00",
        "end_time": "2018-09-26T17:05:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5332081,
            48.45894327,
            1877.327961,
            -120.5117386,
            48.47339169,
            2401.307961
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53320809349498,
                  48.45939091837447,
                  1877.327960787851
                ],
                [
                  -120.53252907045191,
                  48.47339168802328,
                  1877.327960787851
                ],
                [
                  -120.51173861204863,
                  48.47294382392524,
                  2401.307960787851
                ],
                [
                  -120.51242334208726,
                  48.458943273252785,
                  2401.307960787851
                ],
                [
                  -120.53320809349498,
                  48.45939091837447,
                  1877.327960787851
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:26:08Z",
            "pc:count": 23523304,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683225.7348,
                "count": 23523304,
                "maximum": 683903.3387,
                "minimum": 682365.2587,
                "name": "X",
                "position": 0,
                "stddev": 421.6386805,
                "variance": 177779.1769
              },
              {
                "average": 5370959.722,
                "count": 23523304,
                "maximum": 5371858.589,
                "minimum": 5370300.889,
                "name": "Y",
                "position": 1,
                "stddev": 428.450843,
                "variance": 183570.1248
              },
              {
                "average": 2149.605528,
                "count": 23523304,
                "maximum": 2401.307961,
                "minimum": 1877.327961,
                "name": "Z",
                "position": 2,
                "stddev": 97.1167991,
                "variance": 9431.672667
              },
              {
                "average": 696.0910552,
                "count": 23523304,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 392.7819107,
                "variance": 154277.6293
              },
              {
                "average": 1.204522502,
                "count": 23523304,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5356373112,
                "variance": 0.2869073292
              },
              {
                "average": 1.409143333,
                "count": 23523304,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7839264522,
                "variance": 0.6145406825
              },
              {
                "average": 0.4975763609,
                "count": 23523304,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999941366,
                "variance": 0.2499941366
              },
              {
                "average": 0.0002358937333,
                "count": 23523304,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01535702111,
                "variance": 0.0002358380975
              },
              {
                "average": 1.504098531,
                "count": 23523304,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5606173995,
                "variance": 0.3142918686
              },
              {
                "average": -1.237360357,
                "count": 23523304,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.88441806,
                "variance": 141.2393925
              },
              {
                "average": 0,
                "count": 23523304,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.52886563,
                "count": 23523304,
                "maximum": 58,
                "minimum": 55,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9253191609,
                "variance": 0.8562155495
              },
              {
                "average": 222017346.5,
                "count": 23523304,
                "maximum": 222017968.7,
                "minimum": 222016728.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 419.7453174,
                "variance": 176186.1315
              },
              {
                "average": 0,
                "count": 23523304,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23523304,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23523304,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23523304,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23523304,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682365.2587,
              5370300.889,
              1877.327961,
              683903.3387,
              5371858.589,
              2401.307961
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682365.2586878706,
                    5370300.8890830735,
                    1877.327960787851
                  ],
                  [
                    682365.2586878706,
                    5371858.589083073,
                    1877.327960787851
                  ],
                  [
                    683903.3386878707,
                    5371858.589083073,
                    2401.307960787851
                  ],
                  [
                    683903.3386878707,
                    5370300.8890830735,
                    2401.307960787851
                  ],
                  [
                    682365.2586878706,
                    5370300.8890830735,
                    1877.327960787851
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:26:08+00:00",
            "end_time": "2018-09-26T17:05:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3708080636113,
              48.392532618220095,
              976.8204505056433
            ],
            [
              -120.37008603650222,
              48.40653232185136,
              976.8204505056433
            ],
            [
              -120.3490733492109,
              48.40604979489984,
              1420.8804505056432
            ],
            [
              -120.34980112882447,
              48.39205032710755,
              1420.8804505056432
            ],
            [
              -120.3708080636113,
              48.392532618220095,
              976.8204505056433
            ]
          ]
        ]
      },
      "bbox": [
        -120.3708081,
        48.39205033,
        976.8204505,
        -120.3490733,
        48.40653232,
        1420.880451
      ],
      "properties": {
        "datetime": "2018-10-11T17:53:17Z",
        "pc:count": 41365099,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695428.0753,
            "count": 41365099,
            "maximum": 696182.2324,
            "minimum": 694625.4724,
            "name": "X",
            "position": 0,
            "stddev": 433.9955435,
            "variance": 188352.1318
          },
          {
            "average": 5364059.471,
            "count": 41365099,
            "maximum": 5364827.86,
            "minimum": 5363270.1,
            "name": "Y",
            "position": 1,
            "stddev": 437.1367155,
            "variance": 191088.5081
          },
          {
            "average": 1157.45811,
            "count": 41365099,
            "maximum": 1420.880451,
            "minimum": 976.8204505,
            "name": "Z",
            "position": 2,
            "stddev": 88.43691359,
            "variance": 7821.087685
          },
          {
            "average": 551.097505,
            "count": 41365099,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 319.5265774,
            "variance": 102097.2336
          },
          {
            "average": 1.406962449,
            "count": 41365099,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6763723567,
            "variance": 0.457479565
          },
          {
            "average": 1.813806393,
            "count": 41365099,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8942932671,
            "variance": 0.7997604476
          },
          {
            "average": 0.4972559838,
            "count": 41365099,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999924764,
            "variance": 0.2499924764
          },
          {
            "average": 0.0003142020765,
            "count": 41365099,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01772296141,
            "variance": 0.0003141033611
          },
          {
            "average": 1.269943123,
            "count": 41365099,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4991139305,
            "variance": 0.2491147156
          },
          {
            "average": -0.8412340565,
            "count": 41365099,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.09953274,
            "variance": 123.199627
          },
          {
            "average": 0,
            "count": 41365099,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.7430851,
            "count": 41365099,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.834101045,
            "variance": 78.04134127
          },
          {
            "average": 223130848.5,
            "count": 41365099,
            "maximum": 223315597,
            "minimum": 222710877.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 277419.3823,
            "variance": 76961513660.0
          },
          {
            "average": 0,
            "count": 41365099,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41365099,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41365099,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41365099,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41365099,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694625.4724,
          5363270.1,
          976.8204505,
          696182.2324,
          5364827.86,
          1420.880451
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694625.4724475645,
                5363270.100260745,
                976.8204505056433
              ],
              [
                694625.4724475645,
                5364827.860260745,
                976.8204505056433
              ],
              [
                696182.2324475645,
                5364827.860260745,
                1420.8804505056432
              ],
              [
                696182.2324475645,
                5363270.100260745,
                1420.8804505056432
              ],
              [
                694625.4724475645,
                5363270.100260745,
                976.8204505056433
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:53:17+00:00",
        "end_time": "2018-10-04T17:54:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3708081,
            48.39205033,
            976.8204505,
            -120.3490733,
            48.40653232,
            1420.880451
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3708080636113,
                  48.392532618220095,
                  976.8204505056433
                ],
                [
                  -120.37008603650222,
                  48.40653232185136,
                  976.8204505056433
                ],
                [
                  -120.3490733492109,
                  48.40604979489984,
                  1420.8804505056432
                ],
                [
                  -120.34980112882447,
                  48.39205032710755,
                  1420.8804505056432
                ],
                [
                  -120.3708080636113,
                  48.392532618220095,
                  976.8204505056433
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:53:17Z",
            "pc:count": 41365099,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695428.0753,
                "count": 41365099,
                "maximum": 696182.2324,
                "minimum": 694625.4724,
                "name": "X",
                "position": 0,
                "stddev": 433.9955435,
                "variance": 188352.1318
              },
              {
                "average": 5364059.471,
                "count": 41365099,
                "maximum": 5364827.86,
                "minimum": 5363270.1,
                "name": "Y",
                "position": 1,
                "stddev": 437.1367155,
                "variance": 191088.5081
              },
              {
                "average": 1157.45811,
                "count": 41365099,
                "maximum": 1420.880451,
                "minimum": 976.8204505,
                "name": "Z",
                "position": 2,
                "stddev": 88.43691359,
                "variance": 7821.087685
              },
              {
                "average": 551.097505,
                "count": 41365099,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 319.5265774,
                "variance": 102097.2336
              },
              {
                "average": 1.406962449,
                "count": 41365099,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6763723567,
                "variance": 0.457479565
              },
              {
                "average": 1.813806393,
                "count": 41365099,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8942932671,
                "variance": 0.7997604476
              },
              {
                "average": 0.4972559838,
                "count": 41365099,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999924764,
                "variance": 0.2499924764
              },
              {
                "average": 0.0003142020765,
                "count": 41365099,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01772296141,
                "variance": 0.0003141033611
              },
              {
                "average": 1.269943123,
                "count": 41365099,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4991139305,
                "variance": 0.2491147156
              },
              {
                "average": -0.8412340565,
                "count": 41365099,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.09953274,
                "variance": 123.199627
              },
              {
                "average": 0,
                "count": 41365099,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.7430851,
                "count": 41365099,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.834101045,
                "variance": 78.04134127
              },
              {
                "average": 223130848.5,
                "count": 41365099,
                "maximum": 223315597,
                "minimum": 222710877.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 277419.3823,
                "variance": 76961513660.0
              },
              {
                "average": 0,
                "count": 41365099,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41365099,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41365099,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41365099,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41365099,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694625.4724,
              5363270.1,
              976.8204505,
              696182.2324,
              5364827.86,
              1420.880451
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694625.4724475645,
                    5363270.100260745,
                    976.8204505056433
                  ],
                  [
                    694625.4724475645,
                    5364827.860260745,
                    976.8204505056433
                  ],
                  [
                    696182.2324475645,
                    5364827.860260745,
                    1420.8804505056432
                  ],
                  [
                    696182.2324475645,
                    5363270.100260745,
                    1420.8804505056432
                  ],
                  [
                    694625.4724475645,
                    5363270.100260745,
                    976.8204505056433
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:53:17+00:00",
            "end_time": "2018-10-04T17:54:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.49303578863078,
              48.47306329784311,
              1617.7484460302044
            ],
            [
              -120.49234534769106,
              48.48706432609551,
              1617.7484460302044
            ],
            [
              -120.47130035708572,
              48.486603621764175,
              2309.5484460302046
            ],
            [
              -120.47199657742577,
              48.47260281878353,
              2309.5484460302046
            ],
            [
              -120.49303578863078,
              48.47306329784311,
              1617.7484460302044
            ]
          ]
        ]
      },
      "bbox": [
        -120.4930358,
        48.47260282,
        1617.748446,
        -120.4713004,
        48.48706433,
        2309.548446
      ],
      "properties": {
        "datetime": "2018-10-03T17:25:04Z",
        "pc:count": 42178841,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686097.1646,
            "count": 42178841,
            "maximum": 686841.6329,
            "minimum": 685285.0929,
            "name": "X",
            "position": 0,
            "stddev": 407.3002604,
            "variance": 165893.5021
          },
          {
            "average": 5372711.037,
            "count": 42178841,
            "maximum": 5373474.783,
            "minimum": 5371917.003,
            "name": "Y",
            "position": 1,
            "stddev": 436.5693582,
            "variance": 190592.8045
          },
          {
            "average": 1901.987563,
            "count": 42178841,
            "maximum": 2309.548446,
            "minimum": 1617.748446,
            "name": "Z",
            "position": 2,
            "stddev": 187.2097348,
            "variance": 35047.48482
          },
          {
            "average": 701.6289297,
            "count": 42178841,
            "maximum": 4095,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 373.9782583,
            "variance": 139859.7377
          },
          {
            "average": 1.215025301,
            "count": 42178841,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5110371454,
            "variance": 0.261158964
          },
          {
            "average": 1.429923312,
            "count": 42178841,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7225643259,
            "variance": 0.522099205
          },
          {
            "average": 0.4961763648,
            "count": 42178841,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999853855,
            "variance": 0.2499853857
          },
          {
            "average": 0.0002479205154,
            "count": 42178841,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01574354016,
            "variance": 0.0002478590567
          },
          {
            "average": 1.358493208,
            "count": 42178841,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5259505778,
            "variance": 0.2766240103
          },
          {
            "average": 2.71628596,
            "count": 42178841,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.87317402,
            "variance": 118.2259133
          },
          {
            "average": 0,
            "count": 42178841,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 78.54121172,
            "count": 42178841,
            "maximum": 112,
            "minimum": 59,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 23.88301084,
            "variance": 570.3982069
          },
          {
            "average": 222228217.9,
            "count": 42178841,
            "maximum": 222622704.7,
            "minimum": 222018558.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 286888.6342,
            "variance": 82305088430.0
          },
          {
            "average": 0,
            "count": 42178841,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178841,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178841,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178841,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178841,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685285.0929,
          5371917.003,
          1617.748446,
          686841.6329,
          5373474.783,
          2309.548446
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685285.0929322068,
                5371917.003464992,
                1617.7484460302044
              ],
              [
                685285.0929322068,
                5373474.7834649915,
                1617.7484460302044
              ],
              [
                686841.6329322068,
                5373474.7834649915,
                2309.5484460302046
              ],
              [
                686841.6329322068,
                5371917.003464992,
                2309.5484460302046
              ],
              [
                685285.0929322068,
                5371917.003464992,
                1617.7484460302044
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:25:04+00:00",
        "end_time": "2018-09-26T17:35:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4930358,
            48.47260282,
            1617.748446,
            -120.4713004,
            48.48706433,
            2309.548446
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.49303578863078,
                  48.47306329784311,
                  1617.7484460302044
                ],
                [
                  -120.49234534769106,
                  48.48706432609551,
                  1617.7484460302044
                ],
                [
                  -120.47130035708572,
                  48.486603621764175,
                  2309.5484460302046
                ],
                [
                  -120.47199657742577,
                  48.47260281878353,
                  2309.5484460302046
                ],
                [
                  -120.49303578863078,
                  48.47306329784311,
                  1617.7484460302044
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:25:04Z",
            "pc:count": 42178841,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686097.1646,
                "count": 42178841,
                "maximum": 686841.6329,
                "minimum": 685285.0929,
                "name": "X",
                "position": 0,
                "stddev": 407.3002604,
                "variance": 165893.5021
              },
              {
                "average": 5372711.037,
                "count": 42178841,
                "maximum": 5373474.783,
                "minimum": 5371917.003,
                "name": "Y",
                "position": 1,
                "stddev": 436.5693582,
                "variance": 190592.8045
              },
              {
                "average": 1901.987563,
                "count": 42178841,
                "maximum": 2309.548446,
                "minimum": 1617.748446,
                "name": "Z",
                "position": 2,
                "stddev": 187.2097348,
                "variance": 35047.48482
              },
              {
                "average": 701.6289297,
                "count": 42178841,
                "maximum": 4095,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 373.9782583,
                "variance": 139859.7377
              },
              {
                "average": 1.215025301,
                "count": 42178841,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5110371454,
                "variance": 0.261158964
              },
              {
                "average": 1.429923312,
                "count": 42178841,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7225643259,
                "variance": 0.522099205
              },
              {
                "average": 0.4961763648,
                "count": 42178841,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999853855,
                "variance": 0.2499853857
              },
              {
                "average": 0.0002479205154,
                "count": 42178841,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01574354016,
                "variance": 0.0002478590567
              },
              {
                "average": 1.358493208,
                "count": 42178841,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5259505778,
                "variance": 0.2766240103
              },
              {
                "average": 2.71628596,
                "count": 42178841,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.87317402,
                "variance": 118.2259133
              },
              {
                "average": 0,
                "count": 42178841,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 78.54121172,
                "count": 42178841,
                "maximum": 112,
                "minimum": 59,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 23.88301084,
                "variance": 570.3982069
              },
              {
                "average": 222228217.9,
                "count": 42178841,
                "maximum": 222622704.7,
                "minimum": 222018558.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 286888.6342,
                "variance": 82305088430.0
              },
              {
                "average": 0,
                "count": 42178841,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178841,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178841,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178841,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178841,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685285.0929,
              5371917.003,
              1617.748446,
              686841.6329,
              5373474.783,
              2309.548446
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685285.0929322068,
                    5371917.003464992,
                    1617.7484460302044
                  ],
                  [
                    685285.0929322068,
                    5373474.7834649915,
                    1617.7484460302044
                  ],
                  [
                    686841.6329322068,
                    5373474.7834649915,
                    2309.5484460302046
                  ],
                  [
                    686841.6329322068,
                    5371917.003464992,
                    2309.5484460302046
                  ],
                  [
                    685285.0929322068,
                    5371917.003464992,
                    1617.7484460302044
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:25:04+00:00",
            "end_time": "2018-09-26T17:35:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.42738316065562,
              48.6892489746464,
              1874.1857054438938
            ],
            [
              -120.42688202546701,
              48.699077355094545,
              1874.1857054438938
            ],
            [
              -120.41231752187026,
              48.698750941671875,
              2247.7257054438937
            ],
            [
              -120.41282148591718,
              48.688922673379366,
              2247.7257054438937
            ],
            [
              -120.42738316065562,
              48.6892489746464,
              1874.1857054438938
            ]
          ]
        ]
      },
      "bbox": [
        -120.4273832,
        48.68892267,
        1874.185705,
        -120.4123175,
        48.69907736,
        2247.725705
      ],
      "properties": {
        "datetime": "2018-10-04T15:55:34Z",
        "pc:count": 13470390,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689887.7202,
            "count": 13470390,
            "maximum": 690400.1792,
            "minimum": 689327.3992,
            "name": "X",
            "position": 0,
            "stddev": 306.1339734,
            "variance": 93718.00968
          },
          {
            "average": 5396602.675,
            "count": 13470390,
            "maximum": 5397199.321,
            "minimum": 5396105.701,
            "name": "Y",
            "position": 1,
            "stddev": 283.2130294,
            "variance": 80209.62003
          },
          {
            "average": 2047.275815,
            "count": 13470390,
            "maximum": 2247.725705,
            "minimum": 1874.185705,
            "name": "Z",
            "position": 2,
            "stddev": 77.44915351,
            "variance": 5998.371379
          },
          {
            "average": 988.4439137,
            "count": 13470390,
            "maximum": 4095,
            "minimum": 23,
            "name": "Intensity",
            "position": 3,
            "stddev": 694.8443532,
            "variance": 482808.6752
          },
          {
            "average": 1.295571175,
            "count": 13470390,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6677194203,
            "variance": 0.4458492242
          },
          {
            "average": 1.590902342,
            "count": 13470390,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9768214029,
            "variance": 0.9541800531
          },
          {
            "average": 0.4958238774,
            "count": 13470390,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999825783,
            "variance": 0.2499825786
          },
          {
            "average": 0.0003111268493,
            "count": 13470390,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0176360447,
            "variance": 0.0003110300725
          },
          {
            "average": 1.472189372,
            "count": 13470390,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5691128752,
            "variance": 0.3238894647
          },
          {
            "average": 0.650164413,
            "count": 13470390,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.17857138,
            "variance": 173.6747437
          },
          {
            "average": 0,
            "count": 13470390,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 106.4216043,
            "count": 13470390,
            "maximum": 118,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 12.21622446,
            "variance": 149.2361401
          },
          {
            "average": 222662165.7,
            "count": 13470390,
            "maximum": 222703734.6,
            "minimum": 222626367.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 38315.08573,
            "variance": 1468045794
          },
          {
            "average": 0,
            "count": 13470390,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13470390,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13470390,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13470390,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13470390,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689327.3992,
          5396105.701,
          1874.185705,
          690400.1792,
          5397199.321,
          2247.725705
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689327.3991720713,
                5396105.700735578,
                1874.1857054438938
              ],
              [
                689327.3991720713,
                5397199.3207355775,
                1874.1857054438938
              ],
              [
                690400.1791720713,
                5397199.3207355775,
                2247.7257054438937
              ],
              [
                690400.1791720713,
                5396105.700735578,
                2247.7257054438937
              ],
              [
                689327.3991720713,
                5396105.700735578,
                1874.1857054438938
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:55:34+00:00",
        "end_time": "2018-10-03T18:26:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4273832,
            48.68892267,
            1874.185705,
            -120.4123175,
            48.69907736,
            2247.725705
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.42738316065562,
                  48.6892489746464,
                  1874.1857054438938
                ],
                [
                  -120.42688202546701,
                  48.699077355094545,
                  1874.1857054438938
                ],
                [
                  -120.41231752187026,
                  48.698750941671875,
                  2247.7257054438937
                ],
                [
                  -120.41282148591718,
                  48.688922673379366,
                  2247.7257054438937
                ],
                [
                  -120.42738316065562,
                  48.6892489746464,
                  1874.1857054438938
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:55:34Z",
            "pc:count": 13470390,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689887.7202,
                "count": 13470390,
                "maximum": 690400.1792,
                "minimum": 689327.3992,
                "name": "X",
                "position": 0,
                "stddev": 306.1339734,
                "variance": 93718.00968
              },
              {
                "average": 5396602.675,
                "count": 13470390,
                "maximum": 5397199.321,
                "minimum": 5396105.701,
                "name": "Y",
                "position": 1,
                "stddev": 283.2130294,
                "variance": 80209.62003
              },
              {
                "average": 2047.275815,
                "count": 13470390,
                "maximum": 2247.725705,
                "minimum": 1874.185705,
                "name": "Z",
                "position": 2,
                "stddev": 77.44915351,
                "variance": 5998.371379
              },
              {
                "average": 988.4439137,
                "count": 13470390,
                "maximum": 4095,
                "minimum": 23,
                "name": "Intensity",
                "position": 3,
                "stddev": 694.8443532,
                "variance": 482808.6752
              },
              {
                "average": 1.295571175,
                "count": 13470390,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6677194203,
                "variance": 0.4458492242
              },
              {
                "average": 1.590902342,
                "count": 13470390,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9768214029,
                "variance": 0.9541800531
              },
              {
                "average": 0.4958238774,
                "count": 13470390,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999825783,
                "variance": 0.2499825786
              },
              {
                "average": 0.0003111268493,
                "count": 13470390,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0176360447,
                "variance": 0.0003110300725
              },
              {
                "average": 1.472189372,
                "count": 13470390,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5691128752,
                "variance": 0.3238894647
              },
              {
                "average": 0.650164413,
                "count": 13470390,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.17857138,
                "variance": 173.6747437
              },
              {
                "average": 0,
                "count": 13470390,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 106.4216043,
                "count": 13470390,
                "maximum": 118,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 12.21622446,
                "variance": 149.2361401
              },
              {
                "average": 222662165.7,
                "count": 13470390,
                "maximum": 222703734.6,
                "minimum": 222626367.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 38315.08573,
                "variance": 1468045794
              },
              {
                "average": 0,
                "count": 13470390,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13470390,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13470390,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13470390,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13470390,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689327.3992,
              5396105.701,
              1874.185705,
              690400.1792,
              5397199.321,
              2247.725705
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689327.3991720713,
                    5396105.700735578,
                    1874.1857054438938
                  ],
                  [
                    689327.3991720713,
                    5397199.3207355775,
                    1874.1857054438938
                  ],
                  [
                    690400.1791720713,
                    5397199.3207355775,
                    2247.7257054438937
                  ],
                  [
                    690400.1791720713,
                    5396105.700735578,
                    2247.7257054438937
                  ],
                  [
                    689327.3991720713,
                    5396105.700735578,
                    1874.1857054438938
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:55:34+00:00",
            "end_time": "2018-10-03T18:26:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39154911328758,
              48.45993971847789,
              1204.8069979407956
            ],
            [
              -120.39083102569825,
              48.47394056800055,
              1204.8069979407956
            ],
            [
              -120.36979151953219,
              48.47346136382186,
              1699.8069979407956
            ],
            [
              -120.37051538134382,
              48.45946074860057,
              1699.8069979407956
            ],
            [
              -120.39154911328758,
              48.45993971847789,
              1204.8069979407956
            ]
          ]
        ]
      },
      "bbox": [
        -120.3915491,
        48.45946075,
        1204.806998,
        -120.3697915,
        48.47394057,
        1699.806998
      ],
      "properties": {
        "datetime": "2018-10-04T18:06:04Z",
        "pc:count": 39883252,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693623.7105,
            "count": 39883252,
            "maximum": 694391.5761,
            "minimum": 692834.9161,
            "name": "X",
            "position": 0,
            "stddev": 432.4028194,
            "variance": 186972.1983
          },
          {
            "average": 5371477.043,
            "count": 39883252,
            "maximum": 5372267.133,
            "minimum": 5370709.253,
            "name": "Y",
            "position": 1,
            "stddev": 428.4029395,
            "variance": 183529.0786
          },
          {
            "average": 1465.680065,
            "count": 39883252,
            "maximum": 1699.806998,
            "minimum": 1204.806998,
            "name": "Z",
            "position": 2,
            "stddev": 92.71866693,
            "variance": 8596.751197
          },
          {
            "average": 549.3357235,
            "count": 39883252,
            "maximum": 2490,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 373.9173285,
            "variance": 139814.1686
          },
          {
            "average": 1.515400474,
            "count": 39883252,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7720114362,
            "variance": 0.5960016576
          },
          {
            "average": 2.03034577,
            "count": 39883252,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.003368473,
            "variance": 1.006748293
          },
          {
            "average": 0.4967197008,
            "count": 39883252,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892458,
            "variance": 0.2499892459
          },
          {
            "average": 0.0002743758207,
            "count": 39883252,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01656202118,
            "variance": 0.0002743005455
          },
          {
            "average": 1.291655204,
            "count": 39883252,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5082493207,
            "variance": 0.258317372
          },
          {
            "average": 1.362010016,
            "count": 39883252,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.12500016,
            "variance": 123.7656285
          },
          {
            "average": 0,
            "count": 39883252,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.2237637,
            "count": 39883252,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.733662561,
            "variance": 7.472910997
          },
          {
            "average": 222709395.7,
            "count": 39883252,
            "maximum": 222711564.3,
            "minimum": 222704869.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2046.034514,
            "variance": 4186257.233
          },
          {
            "average": 0,
            "count": 39883252,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39883252,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39883252,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39883252,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39883252,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692834.9161,
          5370709.253,
          1204.806998,
          694391.5761,
          5372267.133,
          1699.806998
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692834.9160516715,
                5370709.25298768,
                1204.8069979407956
              ],
              [
                692834.9160516715,
                5372267.132987681,
                1204.8069979407956
              ],
              [
                694391.5760516714,
                5372267.132987681,
                1699.8069979407956
              ],
              [
                694391.5760516714,
                5370709.25298768,
                1699.8069979407956
              ],
              [
                692834.9160516715,
                5370709.25298768,
                1204.8069979407956
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:06:04+00:00",
        "end_time": "2018-10-04T16:14:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3915491,
            48.45946075,
            1204.806998,
            -120.3697915,
            48.47394057,
            1699.806998
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39154911328758,
                  48.45993971847789,
                  1204.8069979407956
                ],
                [
                  -120.39083102569825,
                  48.47394056800055,
                  1204.8069979407956
                ],
                [
                  -120.36979151953219,
                  48.47346136382186,
                  1699.8069979407956
                ],
                [
                  -120.37051538134382,
                  48.45946074860057,
                  1699.8069979407956
                ],
                [
                  -120.39154911328758,
                  48.45993971847789,
                  1204.8069979407956
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:06:04Z",
            "pc:count": 39883252,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693623.7105,
                "count": 39883252,
                "maximum": 694391.5761,
                "minimum": 692834.9161,
                "name": "X",
                "position": 0,
                "stddev": 432.4028194,
                "variance": 186972.1983
              },
              {
                "average": 5371477.043,
                "count": 39883252,
                "maximum": 5372267.133,
                "minimum": 5370709.253,
                "name": "Y",
                "position": 1,
                "stddev": 428.4029395,
                "variance": 183529.0786
              },
              {
                "average": 1465.680065,
                "count": 39883252,
                "maximum": 1699.806998,
                "minimum": 1204.806998,
                "name": "Z",
                "position": 2,
                "stddev": 92.71866693,
                "variance": 8596.751197
              },
              {
                "average": 549.3357235,
                "count": 39883252,
                "maximum": 2490,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 373.9173285,
                "variance": 139814.1686
              },
              {
                "average": 1.515400474,
                "count": 39883252,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7720114362,
                "variance": 0.5960016576
              },
              {
                "average": 2.03034577,
                "count": 39883252,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.003368473,
                "variance": 1.006748293
              },
              {
                "average": 0.4967197008,
                "count": 39883252,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892458,
                "variance": 0.2499892459
              },
              {
                "average": 0.0002743758207,
                "count": 39883252,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01656202118,
                "variance": 0.0002743005455
              },
              {
                "average": 1.291655204,
                "count": 39883252,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5082493207,
                "variance": 0.258317372
              },
              {
                "average": 1.362010016,
                "count": 39883252,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.12500016,
                "variance": 123.7656285
              },
              {
                "average": 0,
                "count": 39883252,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.2237637,
                "count": 39883252,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.733662561,
                "variance": 7.472910997
              },
              {
                "average": 222709395.7,
                "count": 39883252,
                "maximum": 222711564.3,
                "minimum": 222704869.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2046.034514,
                "variance": 4186257.233
              },
              {
                "average": 0,
                "count": 39883252,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39883252,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39883252,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39883252,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39883252,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692834.9161,
              5370709.253,
              1204.806998,
              694391.5761,
              5372267.133,
              1699.806998
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692834.9160516715,
                    5370709.25298768,
                    1204.8069979407956
                  ],
                  [
                    692834.9160516715,
                    5372267.132987681,
                    1204.8069979407956
                  ],
                  [
                    694391.5760516714,
                    5372267.132987681,
                    1699.8069979407956
                  ],
                  [
                    694391.5760516714,
                    5370709.25298768,
                    1699.8069979407956
                  ],
                  [
                    692834.9160516715,
                    5370709.25298768,
                    1204.8069979407956
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:06:04+00:00",
            "end_time": "2018-10-04T16:14:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53140561553286,
              48.47302565770801,
              1952.2102967029396
            ],
            [
              -120.53073458196472,
              48.48684499602917,
              1952.2102967029396
            ],
            [
              -120.51186722567965,
              48.48643844621754,
              2539.6302967029396
            ],
            [
              -120.51254337368918,
              48.472619304109095,
              2539.6302967029396
            ],
            [
              -120.53140561553286,
              48.47302565770801,
              1952.2102967029396
            ]
          ]
        ]
      },
      "bbox": [
        -120.5314056,
        48.4726193,
        1952.210297,
        -120.5118672,
        48.486845,
        2539.630297
      ],
      "properties": {
        "datetime": "2018-09-26T17:25:45Z",
        "pc:count": 22217887,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683236.4967,
            "count": 22217887,
            "maximum": 683845.0376,
            "minimum": 682449.5976,
            "name": "X",
            "position": 0,
            "stddev": 347.2229525,
            "variance": 120563.7787
          },
          {
            "average": 5372656.673,
            "count": 22217887,
            "maximum": 5373358.107,
            "minimum": 5371820.587,
            "name": "Y",
            "position": 1,
            "stddev": 427.5206304,
            "variance": 182773.8894
          },
          {
            "average": 2250.167271,
            "count": 22217887,
            "maximum": 2539.630297,
            "minimum": 1952.210297,
            "name": "Z",
            "position": 2,
            "stddev": 130.1385059,
            "variance": 16936.03073
          },
          {
            "average": 632.7565211,
            "count": 22217887,
            "maximum": 2693,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 324.9869533,
            "variance": 105616.5198
          },
          {
            "average": 1.109213221,
            "count": 22217887,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4009245809,
            "variance": 0.1607405196
          },
          {
            "average": 1.218417845,
            "count": 22217887,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6008603874,
            "variance": 0.3610332052
          },
          {
            "average": 0.4967713626,
            "count": 22217887,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499989587,
            "variance": 0.2499895872
          },
          {
            "average": 0.0002387715808,
            "count": 22217887,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01545039092,
            "variance": 0.0002387145796
          },
          {
            "average": 1.548485461,
            "count": 22217887,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5513923045,
            "variance": 0.3040334735
          },
          {
            "average": 0.8860202555,
            "count": 22217887,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.47289946,
            "variance": 155.573221
          },
          {
            "average": 0,
            "count": 22217887,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.61957616,
            "count": 22217887,
            "maximum": 58,
            "minimum": 55,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.845000538,
            "variance": 0.7140259092
          },
          {
            "average": 222017386.2,
            "count": 22217887,
            "maximum": 222017945.8,
            "minimum": 222016763.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 400.4440542,
            "variance": 160355.4406
          },
          {
            "average": 0,
            "count": 22217887,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22217887,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22217887,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22217887,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22217887,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682449.5976,
          5371820.587,
          1952.210297,
          683845.0376,
          5373358.107,
          2539.630297
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682449.5975718102,
                5371820.586606271,
                1952.2102967029396
              ],
              [
                682449.5975718102,
                5373358.10660627,
                1952.2102967029396
              ],
              [
                683845.0375718102,
                5373358.10660627,
                2539.6302967029396
              ],
              [
                683845.0375718102,
                5371820.586606271,
                2539.6302967029396
              ],
              [
                682449.5975718102,
                5371820.586606271,
                1952.2102967029396
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:25:45+00:00",
        "end_time": "2018-09-26T17:06:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5314056,
            48.4726193,
            1952.210297,
            -120.5118672,
            48.486845,
            2539.630297
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53140561553286,
                  48.47302565770801,
                  1952.2102967029396
                ],
                [
                  -120.53073458196472,
                  48.48684499602917,
                  1952.2102967029396
                ],
                [
                  -120.51186722567965,
                  48.48643844621754,
                  2539.6302967029396
                ],
                [
                  -120.51254337368918,
                  48.472619304109095,
                  2539.6302967029396
                ],
                [
                  -120.53140561553286,
                  48.47302565770801,
                  1952.2102967029396
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:25:45Z",
            "pc:count": 22217887,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683236.4967,
                "count": 22217887,
                "maximum": 683845.0376,
                "minimum": 682449.5976,
                "name": "X",
                "position": 0,
                "stddev": 347.2229525,
                "variance": 120563.7787
              },
              {
                "average": 5372656.673,
                "count": 22217887,
                "maximum": 5373358.107,
                "minimum": 5371820.587,
                "name": "Y",
                "position": 1,
                "stddev": 427.5206304,
                "variance": 182773.8894
              },
              {
                "average": 2250.167271,
                "count": 22217887,
                "maximum": 2539.630297,
                "minimum": 1952.210297,
                "name": "Z",
                "position": 2,
                "stddev": 130.1385059,
                "variance": 16936.03073
              },
              {
                "average": 632.7565211,
                "count": 22217887,
                "maximum": 2693,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 324.9869533,
                "variance": 105616.5198
              },
              {
                "average": 1.109213221,
                "count": 22217887,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4009245809,
                "variance": 0.1607405196
              },
              {
                "average": 1.218417845,
                "count": 22217887,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6008603874,
                "variance": 0.3610332052
              },
              {
                "average": 0.4967713626,
                "count": 22217887,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499989587,
                "variance": 0.2499895872
              },
              {
                "average": 0.0002387715808,
                "count": 22217887,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01545039092,
                "variance": 0.0002387145796
              },
              {
                "average": 1.548485461,
                "count": 22217887,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5513923045,
                "variance": 0.3040334735
              },
              {
                "average": 0.8860202555,
                "count": 22217887,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.47289946,
                "variance": 155.573221
              },
              {
                "average": 0,
                "count": 22217887,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.61957616,
                "count": 22217887,
                "maximum": 58,
                "minimum": 55,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.845000538,
                "variance": 0.7140259092
              },
              {
                "average": 222017386.2,
                "count": 22217887,
                "maximum": 222017945.8,
                "minimum": 222016763.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 400.4440542,
                "variance": 160355.4406
              },
              {
                "average": 0,
                "count": 22217887,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22217887,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22217887,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22217887,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22217887,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682449.5976,
              5371820.587,
              1952.210297,
              683845.0376,
              5373358.107,
              2539.630297
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682449.5975718102,
                    5371820.586606271,
                    1952.2102967029396
                  ],
                  [
                    682449.5975718102,
                    5373358.10660627,
                    1952.2102967029396
                  ],
                  [
                    683845.0375718102,
                    5373358.10660627,
                    2539.6302967029396
                  ],
                  [
                    683845.0375718102,
                    5371820.586606271,
                    2539.6302967029396
                  ],
                  [
                    682449.5975718102,
                    5371820.586606271,
                    1952.2102967029396
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:25:45+00:00",
            "end_time": "2018-09-26T17:06:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4528204572802,
              48.5137747575955,
              1764.4126061903457
            ],
            [
              -120.45212131884621,
              48.527708025840546,
              1764.4126061903457
            ],
            [
              -120.43106015127742,
              48.52723967540019,
              2298.1526061903455
            ],
            [
              -120.43176505347138,
              48.51330663509779,
              2298.1526061903455
            ],
            [
              -120.4528204572802,
              48.5137747575955,
              1764.4126061903457
            ]
          ]
        ]
      },
      "bbox": [
        -120.4528205,
        48.51330664,
        1764.412606,
        -120.4310602,
        48.52770803,
        2298.152606
      ],
      "properties": {
        "datetime": "2018-10-03T18:21:27Z",
        "pc:count": 43896433,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688943.8142,
            "count": 43896433,
            "maximum": 689662.899,
            "minimum": 688106.359,
            "name": "X",
            "position": 0,
            "stddev": 397.2029071,
            "variance": 157770.1494
          },
          {
            "average": 5377342.671,
            "count": 43896433,
            "maximum": 5378090.261,
            "minimum": 5376539.961,
            "name": "Y",
            "position": 1,
            "stddev": 431.9400581,
            "variance": 186572.2138
          },
          {
            "average": 1991.306915,
            "count": 43896433,
            "maximum": 2298.152606,
            "minimum": 1764.412606,
            "name": "Z",
            "position": 2,
            "stddev": 94.5044323,
            "variance": 8931.087724
          },
          {
            "average": 553.7162539,
            "count": 43896433,
            "maximum": 4095,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 464.2370467,
            "variance": 215516.0355
          },
          {
            "average": 1.663532843,
            "count": 43896433,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9068641893,
            "variance": 0.8224026578
          },
          {
            "average": 2.327440045,
            "count": 43896433,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.167718197,
            "variance": 1.363565788
          },
          {
            "average": 0.4961904991,
            "count": 43896433,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999854932,
            "variance": 0.2499854934
          },
          {
            "average": 0.0002402473112,
            "count": 43896433,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01549805142,
            "variance": 0.0002401895979
          },
          {
            "average": 1.284050597,
            "count": 43896433,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5128775887,
            "variance": 0.263043421
          },
          {
            "average": 0.849576684,
            "count": 43896433,
            "maximum": 19.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.07597452,
            "variance": 145.8291606
          },
          {
            "average": 0,
            "count": 43896433,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 713.7478572,
            "count": 43896433,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 732.4713626,
            "variance": 536514.297
          },
          {
            "average": 222625068.9,
            "count": 43896433,
            "maximum": 222626087.9,
            "minimum": 222623840.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 646.9158551,
            "variance": 418500.1236
          },
          {
            "average": 0,
            "count": 43896433,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43896433,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43896433,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43896433,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43896433,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688106.359,
          5376539.961,
          1764.412606,
          689662.899,
          5378090.261,
          2298.152606
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688106.3590147679,
                5376539.960970383,
                1764.4126061903457
              ],
              [
                688106.3590147679,
                5378090.260970384,
                1764.4126061903457
              ],
              [
                689662.899014768,
                5378090.260970384,
                2298.1526061903455
              ],
              [
                689662.899014768,
                5376539.960970383,
                2298.1526061903455
              ],
              [
                688106.3590147679,
                5376539.960970383,
                1764.4126061903457
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:21:27+00:00",
        "end_time": "2018-10-03T17:44:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4528205,
            48.51330664,
            1764.412606,
            -120.4310602,
            48.52770803,
            2298.152606
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4528204572802,
                  48.5137747575955,
                  1764.4126061903457
                ],
                [
                  -120.45212131884621,
                  48.527708025840546,
                  1764.4126061903457
                ],
                [
                  -120.43106015127742,
                  48.52723967540019,
                  2298.1526061903455
                ],
                [
                  -120.43176505347138,
                  48.51330663509779,
                  2298.1526061903455
                ],
                [
                  -120.4528204572802,
                  48.5137747575955,
                  1764.4126061903457
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:21:27Z",
            "pc:count": 43896433,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688943.8142,
                "count": 43896433,
                "maximum": 689662.899,
                "minimum": 688106.359,
                "name": "X",
                "position": 0,
                "stddev": 397.2029071,
                "variance": 157770.1494
              },
              {
                "average": 5377342.671,
                "count": 43896433,
                "maximum": 5378090.261,
                "minimum": 5376539.961,
                "name": "Y",
                "position": 1,
                "stddev": 431.9400581,
                "variance": 186572.2138
              },
              {
                "average": 1991.306915,
                "count": 43896433,
                "maximum": 2298.152606,
                "minimum": 1764.412606,
                "name": "Z",
                "position": 2,
                "stddev": 94.5044323,
                "variance": 8931.087724
              },
              {
                "average": 553.7162539,
                "count": 43896433,
                "maximum": 4095,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 464.2370467,
                "variance": 215516.0355
              },
              {
                "average": 1.663532843,
                "count": 43896433,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9068641893,
                "variance": 0.8224026578
              },
              {
                "average": 2.327440045,
                "count": 43896433,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.167718197,
                "variance": 1.363565788
              },
              {
                "average": 0.4961904991,
                "count": 43896433,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999854932,
                "variance": 0.2499854934
              },
              {
                "average": 0.0002402473112,
                "count": 43896433,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01549805142,
                "variance": 0.0002401895979
              },
              {
                "average": 1.284050597,
                "count": 43896433,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5128775887,
                "variance": 0.263043421
              },
              {
                "average": 0.849576684,
                "count": 43896433,
                "maximum": 19.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.07597452,
                "variance": 145.8291606
              },
              {
                "average": 0,
                "count": 43896433,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 713.7478572,
                "count": 43896433,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 732.4713626,
                "variance": 536514.297
              },
              {
                "average": 222625068.9,
                "count": 43896433,
                "maximum": 222626087.9,
                "minimum": 222623840.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 646.9158551,
                "variance": 418500.1236
              },
              {
                "average": 0,
                "count": 43896433,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43896433,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43896433,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43896433,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43896433,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688106.359,
              5376539.961,
              1764.412606,
              689662.899,
              5378090.261,
              2298.152606
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688106.3590147679,
                    5376539.960970383,
                    1764.4126061903457
                  ],
                  [
                    688106.3590147679,
                    5378090.260970384,
                    1764.4126061903457
                  ],
                  [
                    689662.899014768,
                    5378090.260970384,
                    2298.1526061903455
                  ],
                  [
                    689662.899014768,
                    5376539.960970383,
                    2298.1526061903455
                  ],
                  [
                    688106.3590147679,
                    5376539.960970383,
                    1764.4126061903457
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:21:27+00:00",
            "end_time": "2018-10-03T17:44:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4115098915954,
              48.419389633638374,
              1372.400970242354
            ],
            [
              -120.41079837302244,
              48.43338954575086,
              1372.400970242354
            ],
            [
              -120.3897747384069,
              48.43291427559899,
              2057.320970242354
            ],
            [
              -120.39049201839816,
              48.41891459580854,
              2057.320970242354
            ],
            [
              -120.4115098915954,
              48.419389633638374,
              1372.400970242354
            ]
          ]
        ]
      },
      "bbox": [
        -120.4115099,
        48.4189146,
        1372.40097,
        -120.3897747,
        48.43338955,
        2057.32097
      ],
      "properties": {
        "datetime": "2018-10-04T17:33:21Z",
        "pc:count": 38941404,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692246.9399,
            "count": 38941404,
            "maximum": 693068.5501,
            "minimum": 691511.8501,
            "name": "X",
            "position": 0,
            "stddev": 438.0643346,
            "variance": 191900.3612
          },
          {
            "average": 5366945.869,
            "count": 38941404,
            "maximum": 5367710.099,
            "minimum": 5366152.359,
            "name": "Y",
            "position": 1,
            "stddev": 443.157262,
            "variance": 196388.3589
          },
          {
            "average": 1713.470642,
            "count": 38941404,
            "maximum": 2057.32097,
            "minimum": 1372.40097,
            "name": "Z",
            "position": 2,
            "stddev": 146.6880507,
            "variance": 21517.38422
          },
          {
            "average": 519.8818089,
            "count": 38941404,
            "maximum": 2406,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 337.3882238,
            "variance": 113830.8136
          },
          {
            "average": 1.478004363,
            "count": 38941404,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7851902804,
            "variance": 0.6165237764
          },
          {
            "average": 1.955859861,
            "count": 38941404,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069122756,
            "variance": 1.143023466
          },
          {
            "average": 0.497073937,
            "count": 38941404,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999914445,
            "variance": 0.2499914446
          },
          {
            "average": 0.0003076160274,
            "count": 38941404,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01753628831,
            "variance": 0.0003075214077
          },
          {
            "average": 1.332297418,
            "count": 38941404,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5401162534,
            "variance": 0.2917255672
          },
          {
            "average": -0.6875626587,
            "count": 38941404,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.0484981,
            "variance": 145.1663064
          },
          {
            "average": 0,
            "count": 38941404,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.40658365,
            "count": 38941404,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.183164745,
            "variance": 4.766208304
          },
          {
            "average": 222704723.1,
            "count": 38941404,
            "maximum": 222709601.5,
            "minimum": 222703043.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1134.094558,
            "variance": 1286170.467
          },
          {
            "average": 0,
            "count": 38941404,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38941404,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38941404,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38941404,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38941404,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691511.8501,
          5366152.359,
          1372.40097,
          693068.5501,
          5367710.099,
          2057.32097
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691511.8501067498,
                5366152.358759127,
                1372.400970242354
              ],
              [
                691511.8501067498,
                5367710.098759127,
                1372.400970242354
              ],
              [
                693068.5501067498,
                5367710.098759127,
                2057.320970242354
              ],
              [
                693068.5501067498,
                5366152.358759127,
                2057.320970242354
              ],
              [
                691511.8501067498,
                5366152.358759127,
                1372.400970242354
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:33:21+00:00",
        "end_time": "2018-10-04T15:44:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4115099,
            48.4189146,
            1372.40097,
            -120.3897747,
            48.43338955,
            2057.32097
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4115098915954,
                  48.419389633638374,
                  1372.400970242354
                ],
                [
                  -120.41079837302244,
                  48.43338954575086,
                  1372.400970242354
                ],
                [
                  -120.3897747384069,
                  48.43291427559899,
                  2057.320970242354
                ],
                [
                  -120.39049201839816,
                  48.41891459580854,
                  2057.320970242354
                ],
                [
                  -120.4115098915954,
                  48.419389633638374,
                  1372.400970242354
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:33:21Z",
            "pc:count": 38941404,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692246.9399,
                "count": 38941404,
                "maximum": 693068.5501,
                "minimum": 691511.8501,
                "name": "X",
                "position": 0,
                "stddev": 438.0643346,
                "variance": 191900.3612
              },
              {
                "average": 5366945.869,
                "count": 38941404,
                "maximum": 5367710.099,
                "minimum": 5366152.359,
                "name": "Y",
                "position": 1,
                "stddev": 443.157262,
                "variance": 196388.3589
              },
              {
                "average": 1713.470642,
                "count": 38941404,
                "maximum": 2057.32097,
                "minimum": 1372.40097,
                "name": "Z",
                "position": 2,
                "stddev": 146.6880507,
                "variance": 21517.38422
              },
              {
                "average": 519.8818089,
                "count": 38941404,
                "maximum": 2406,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 337.3882238,
                "variance": 113830.8136
              },
              {
                "average": 1.478004363,
                "count": 38941404,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7851902804,
                "variance": 0.6165237764
              },
              {
                "average": 1.955859861,
                "count": 38941404,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069122756,
                "variance": 1.143023466
              },
              {
                "average": 0.497073937,
                "count": 38941404,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999914445,
                "variance": 0.2499914446
              },
              {
                "average": 0.0003076160274,
                "count": 38941404,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01753628831,
                "variance": 0.0003075214077
              },
              {
                "average": 1.332297418,
                "count": 38941404,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5401162534,
                "variance": 0.2917255672
              },
              {
                "average": -0.6875626587,
                "count": 38941404,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.0484981,
                "variance": 145.1663064
              },
              {
                "average": 0,
                "count": 38941404,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.40658365,
                "count": 38941404,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.183164745,
                "variance": 4.766208304
              },
              {
                "average": 222704723.1,
                "count": 38941404,
                "maximum": 222709601.5,
                "minimum": 222703043.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1134.094558,
                "variance": 1286170.467
              },
              {
                "average": 0,
                "count": 38941404,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38941404,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38941404,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38941404,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38941404,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691511.8501,
              5366152.359,
              1372.40097,
              693068.5501,
              5367710.099,
              2057.32097
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691511.8501067498,
                    5366152.358759127,
                    1372.400970242354
                  ],
                  [
                    691511.8501067498,
                    5367710.098759127,
                    1372.400970242354
                  ],
                  [
                    693068.5501067498,
                    5367710.098759127,
                    2057.320970242354
                  ],
                  [
                    693068.5501067498,
                    5366152.358759127,
                    2057.320970242354
                  ],
                  [
                    691511.8501067498,
                    5366152.358759127,
                    1372.400970242354
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:33:21+00:00",
            "end_time": "2018-10-04T15:44:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_565088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4561587094767,
              48.362464029594165,
              1631.2472974386976
            ],
            [
              -120.45601409614392,
              48.365366169897776,
              1631.2472974386976
            ],
            [
              -120.45061544013724,
              48.365246583401664,
              1783.2272974386976
            ],
            [
              -120.45076035954801,
              48.362344455215144,
              1783.2272974386976
            ],
            [
              -120.4561587094767,
              48.362464029594165,
              1631.2472974386976
            ]
          ]
        ]
      },
      "bbox": [
        -120.4561587,
        48.36234446,
        1631.247297,
        -120.4506154,
        48.36536617,
        1783.227297
      ],
      "properties": {
        "datetime": "2018-10-03T17:53:00Z",
        "pc:count": 1143693,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688653.1702,
            "count": 1143693,
            "maximum": 688819.1487,
            "minimum": 688418.8887,
            "name": "X",
            "position": 0,
            "stddev": 92.57023412,
            "variance": 8569.248246
          },
          {
            "average": 5359915.623,
            "count": 1143693,
            "maximum": 5360037.776,
            "minimum": 5359714.876,
            "name": "Y",
            "position": 1,
            "stddev": 76.44340481,
            "variance": 5843.594139
          },
          {
            "average": 1717.280266,
            "count": 1143693,
            "maximum": 1783.227297,
            "minimum": 1631.247297,
            "name": "Z",
            "position": 2,
            "stddev": 29.89806512,
            "variance": 893.8942979
          },
          {
            "average": 499.0659198,
            "count": 1143693,
            "maximum": 2018,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 292.1208491,
            "variance": 85334.59049
          },
          {
            "average": 1.286578654,
            "count": 1143693,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6208585,
            "variance": 0.3854652771
          },
          {
            "average": 1.573075117,
            "count": 1143693,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8874476888,
            "variance": 0.7875634004
          },
          {
            "average": 0.4929032529,
            "count": 1143693,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999498522,
            "variance": 0.2499498547
          },
          {
            "average": 0.0003558647294,
            "count": 1143693,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01886102862,
            "variance": 0.0003557384008
          },
          {
            "average": 1.449416933,
            "count": 1143693,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5712514271,
            "variance": 0.326328193
          },
          {
            "average": 4.079955741,
            "count": 1143693,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.93023654,
            "variance": 119.4700709
          },
          {
            "average": 0,
            "count": 1143693,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 114.2311442,
            "count": 1143693,
            "maximum": 115,
            "minimum": 113,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.741939629,
            "variance": 0.550474413
          },
          {
            "average": 222624046.2,
            "count": 1143693,
            "maximum": 222624380.2,
            "minimum": 222623130.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 451.8965186,
            "variance": 204210.4635
          },
          {
            "average": 0,
            "count": 1143693,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1143693,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1143693,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1143693,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1143693,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688418.8887,
          5359714.876,
          1631.247297,
          688819.1487,
          5360037.776,
          1783.227297
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688418.8886902741,
                5359714.876242421,
                1631.2472974386976
              ],
              [
                688418.8886902741,
                5360037.776242421,
                1631.2472974386976
              ],
              [
                688819.1486902741,
                5360037.776242421,
                1783.2272974386976
              ],
              [
                688819.1486902741,
                5359714.876242421,
                1783.2272974386976
              ],
              [
                688418.8886902741,
                5359714.876242421,
                1631.2472974386976
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:53:00+00:00",
        "end_time": "2018-10-03T17:32:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_565088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_565088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_565088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_565088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4561587,
            48.36234446,
            1631.247297,
            -120.4506154,
            48.36536617,
            1783.227297
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4561587094767,
                  48.362464029594165,
                  1631.2472974386976
                ],
                [
                  -120.45601409614392,
                  48.365366169897776,
                  1631.2472974386976
                ],
                [
                  -120.45061544013724,
                  48.365246583401664,
                  1783.2272974386976
                ],
                [
                  -120.45076035954801,
                  48.362344455215144,
                  1783.2272974386976
                ],
                [
                  -120.4561587094767,
                  48.362464029594165,
                  1631.2472974386976
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_565088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_565088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:53:00Z",
            "pc:count": 1143693,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688653.1702,
                "count": 1143693,
                "maximum": 688819.1487,
                "minimum": 688418.8887,
                "name": "X",
                "position": 0,
                "stddev": 92.57023412,
                "variance": 8569.248246
              },
              {
                "average": 5359915.623,
                "count": 1143693,
                "maximum": 5360037.776,
                "minimum": 5359714.876,
                "name": "Y",
                "position": 1,
                "stddev": 76.44340481,
                "variance": 5843.594139
              },
              {
                "average": 1717.280266,
                "count": 1143693,
                "maximum": 1783.227297,
                "minimum": 1631.247297,
                "name": "Z",
                "position": 2,
                "stddev": 29.89806512,
                "variance": 893.8942979
              },
              {
                "average": 499.0659198,
                "count": 1143693,
                "maximum": 2018,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 292.1208491,
                "variance": 85334.59049
              },
              {
                "average": 1.286578654,
                "count": 1143693,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6208585,
                "variance": 0.3854652771
              },
              {
                "average": 1.573075117,
                "count": 1143693,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8874476888,
                "variance": 0.7875634004
              },
              {
                "average": 0.4929032529,
                "count": 1143693,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999498522,
                "variance": 0.2499498547
              },
              {
                "average": 0.0003558647294,
                "count": 1143693,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01886102862,
                "variance": 0.0003557384008
              },
              {
                "average": 1.449416933,
                "count": 1143693,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5712514271,
                "variance": 0.326328193
              },
              {
                "average": 4.079955741,
                "count": 1143693,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.93023654,
                "variance": 119.4700709
              },
              {
                "average": 0,
                "count": 1143693,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 114.2311442,
                "count": 1143693,
                "maximum": 115,
                "minimum": 113,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.741939629,
                "variance": 0.550474413
              },
              {
                "average": 222624046.2,
                "count": 1143693,
                "maximum": 222624380.2,
                "minimum": 222623130.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 451.8965186,
                "variance": 204210.4635
              },
              {
                "average": 0,
                "count": 1143693,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1143693,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1143693,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1143693,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1143693,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688418.8887,
              5359714.876,
              1631.247297,
              688819.1487,
              5360037.776,
              1783.227297
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688418.8886902741,
                    5359714.876242421,
                    1631.2472974386976
                  ],
                  [
                    688418.8886902741,
                    5360037.776242421,
                    1631.2472974386976
                  ],
                  [
                    688819.1486902741,
                    5360037.776242421,
                    1783.2272974386976
                  ],
                  [
                    688819.1486902741,
                    5359714.876242421,
                    1783.2272974386976
                  ],
                  [
                    688418.8886902741,
                    5359714.876242421,
                    1631.2472974386976
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:53:00+00:00",
            "end_time": "2018-10-03T17:32:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.49228985663129,
              48.39209775545737,
              846.1068835172861
            ],
            [
              -120.49160125913781,
              48.40609717601668,
              846.1068835172861
            ],
            [
              -120.47058889581422,
              48.40563689125352,
              1457.8068835172862
            ],
            [
              -120.4712832466254,
              48.39163769565728,
              1457.8068835172862
            ],
            [
              -120.49228985663129,
              48.39209775545737,
              846.1068835172861
            ]
          ]
        ]
      },
      "bbox": [
        -120.4922899,
        48.3916377,
        846.1068835,
        -120.4705889,
        48.40609718,
        1457.806884
      ],
      "properties": {
        "datetime": "2018-10-03T17:33:24Z",
        "pc:count": 36939915,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686436.2649,
            "count": 36939915,
            "maximum": 687191.6776,
            "minimum": 685635.0776,
            "name": "X",
            "position": 0,
            "stddev": 407.0139722,
            "variance": 165660.3735
          },
          {
            "average": 5363701.606,
            "count": 36939915,
            "maximum": 5364477.75,
            "minimum": 5362920.17,
            "name": "Y",
            "position": 1,
            "stddev": 435.5234087,
            "variance": 189680.6395
          },
          {
            "average": 1021.847249,
            "count": 36939915,
            "maximum": 1457.806884,
            "minimum": 846.1068835,
            "name": "Z",
            "position": 2,
            "stddev": 127.677832,
            "variance": 16301.62879
          },
          {
            "average": 528.3818827,
            "count": 36939915,
            "maximum": 4095,
            "minimum": 24,
            "name": "Intensity",
            "position": 3,
            "stddev": 275.035835,
            "variance": 75644.71055
          },
          {
            "average": 1.163574145,
            "count": 36939915,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4053145277,
            "variance": 0.1642798663
          },
          {
            "average": 1.32713941,
            "count": 36939915,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5500075099,
            "variance": 0.302508261
          },
          {
            "average": 0.498365359,
            "count": 36939915,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999973347,
            "variance": 0.2499973347
          },
          {
            "average": 0.0003054148879,
            "count": 36939915,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01747345467,
            "variance": 0.0003053216179
          },
          {
            "average": 1.358780928,
            "count": 36939915,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5332674739,
            "variance": 0.2843741988
          },
          {
            "average": 3.025002004,
            "count": 36939915,
            "maximum": 16.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.077510907,
            "variance": 82.40120426
          },
          {
            "average": 0,
            "count": 36939915,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 88.35450147,
            "count": 36939915,
            "maximum": 3855,
            "minimum": 59,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 186.4736156,
            "variance": 34772.40931
          },
          {
            "average": 222237730.9,
            "count": 36939915,
            "maximum": 222623204.7,
            "minimum": 222018414.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 289793.3322,
            "variance": 83980175400.0
          },
          {
            "average": 0,
            "count": 36939915,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36939915,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36939915,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36939915,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36939915,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685635.0776,
          5362920.17,
          846.1068835,
          687191.6776,
          5364477.75,
          1457.806884
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685635.0776161281,
                5362920.169907804,
                846.1068835172861
              ],
              [
                685635.0776161281,
                5364477.749907804,
                846.1068835172861
              ],
              [
                687191.6776161282,
                5364477.749907804,
                1457.8068835172862
              ],
              [
                687191.6776161282,
                5362920.169907804,
                1457.8068835172862
              ],
              [
                685635.0776161281,
                5362920.169907804,
                846.1068835172861
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:33:24+00:00",
        "end_time": "2018-09-26T17:33:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4922899,
            48.3916377,
            846.1068835,
            -120.4705889,
            48.40609718,
            1457.806884
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.49228985663129,
                  48.39209775545737,
                  846.1068835172861
                ],
                [
                  -120.49160125913781,
                  48.40609717601668,
                  846.1068835172861
                ],
                [
                  -120.47058889581422,
                  48.40563689125352,
                  1457.8068835172862
                ],
                [
                  -120.4712832466254,
                  48.39163769565728,
                  1457.8068835172862
                ],
                [
                  -120.49228985663129,
                  48.39209775545737,
                  846.1068835172861
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:33:24Z",
            "pc:count": 36939915,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686436.2649,
                "count": 36939915,
                "maximum": 687191.6776,
                "minimum": 685635.0776,
                "name": "X",
                "position": 0,
                "stddev": 407.0139722,
                "variance": 165660.3735
              },
              {
                "average": 5363701.606,
                "count": 36939915,
                "maximum": 5364477.75,
                "minimum": 5362920.17,
                "name": "Y",
                "position": 1,
                "stddev": 435.5234087,
                "variance": 189680.6395
              },
              {
                "average": 1021.847249,
                "count": 36939915,
                "maximum": 1457.806884,
                "minimum": 846.1068835,
                "name": "Z",
                "position": 2,
                "stddev": 127.677832,
                "variance": 16301.62879
              },
              {
                "average": 528.3818827,
                "count": 36939915,
                "maximum": 4095,
                "minimum": 24,
                "name": "Intensity",
                "position": 3,
                "stddev": 275.035835,
                "variance": 75644.71055
              },
              {
                "average": 1.163574145,
                "count": 36939915,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4053145277,
                "variance": 0.1642798663
              },
              {
                "average": 1.32713941,
                "count": 36939915,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5500075099,
                "variance": 0.302508261
              },
              {
                "average": 0.498365359,
                "count": 36939915,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999973347,
                "variance": 0.2499973347
              },
              {
                "average": 0.0003054148879,
                "count": 36939915,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01747345467,
                "variance": 0.0003053216179
              },
              {
                "average": 1.358780928,
                "count": 36939915,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5332674739,
                "variance": 0.2843741988
              },
              {
                "average": 3.025002004,
                "count": 36939915,
                "maximum": 16.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.077510907,
                "variance": 82.40120426
              },
              {
                "average": 0,
                "count": 36939915,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 88.35450147,
                "count": 36939915,
                "maximum": 3855,
                "minimum": 59,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 186.4736156,
                "variance": 34772.40931
              },
              {
                "average": 222237730.9,
                "count": 36939915,
                "maximum": 222623204.7,
                "minimum": 222018414.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 289793.3322,
                "variance": 83980175400.0
              },
              {
                "average": 0,
                "count": 36939915,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36939915,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36939915,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36939915,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36939915,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685635.0776,
              5362920.17,
              846.1068835,
              687191.6776,
              5364477.75,
              1457.806884
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685635.0776161281,
                    5362920.169907804,
                    846.1068835172861
                  ],
                  [
                    685635.0776161281,
                    5364477.749907804,
                    846.1068835172861
                  ],
                  [
                    687191.6776161282,
                    5364477.749907804,
                    1457.8068835172862
                  ],
                  [
                    687191.6776161282,
                    5362920.169907804,
                    1457.8068835172862
                  ],
                  [
                    685635.0776161281,
                    5362920.169907804,
                    846.1068835172861
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:33:24+00:00",
            "end_time": "2018-09-26T17:33:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43126853314597,
              48.608237039405,
              807.9551085894004
            ],
            [
              -120.43055920447115,
              48.622207949054264,
              807.9551085894004
            ],
            [
              -120.41148702689756,
              48.62178059644218,
              1520.0351085894004
            ],
            [
              -120.41220160642597,
              48.60780989543139,
              1520.0351085894004
            ],
            [
              -120.43126853314597,
              48.608237039405,
              807.9551085894004
            ]
          ]
        ]
      },
      "bbox": [
        -120.4312685,
        48.6078099,
        807.9551086,
        -120.411487,
        48.62220795,
        1520.035109
      ],
      "properties": {
        "datetime": "2018-10-04T15:57:56Z",
        "pc:count": 32143879,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690121.4049,
            "count": 32143879,
            "maximum": 690751.6587,
            "minimum": 689344.7187,
            "name": "X",
            "position": 0,
            "stddev": 363.3814421,
            "variance": 132046.0724
          },
          {
            "average": 5387880.969,
            "count": 32143879,
            "maximum": 5388646.581,
            "minimum": 5387092.041,
            "name": "Y",
            "position": 1,
            "stddev": 429.0260594,
            "variance": 184063.3597
          },
          {
            "average": 1185.549514,
            "count": 32143879,
            "maximum": 1520.035109,
            "minimum": 807.9551086,
            "name": "Z",
            "position": 2,
            "stddev": 154.6616832,
            "variance": 23920.23624
          },
          {
            "average": 558.3142223,
            "count": 32143879,
            "maximum": 4095,
            "minimum": 64,
            "name": "Intensity",
            "position": 3,
            "stddev": 349.7783261,
            "variance": 122344.8774
          },
          {
            "average": 1.429086266,
            "count": 32143879,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.670496026,
            "variance": 0.4495649209
          },
          {
            "average": 1.858187433,
            "count": 32143879,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.85762393,
            "variance": 0.7355188053
          },
          {
            "average": 0.4981385414,
            "count": 32143879,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999965427,
            "variance": 0.2499965427
          },
          {
            "average": 0.0002844709564,
            "count": 32143879,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01686386793,
            "variance": 0.0002843900415
          },
          {
            "average": 1.2534742,
            "count": 32143879,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4769914574,
            "variance": 0.2275208504
          },
          {
            "average": -0.1914251441,
            "count": 32143879,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.52086946,
            "variance": 110.6886943
          },
          {
            "average": 0,
            "count": 32143879,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 129.067015,
            "count": 32143879,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 180.8005018,
            "variance": 32688.82145
          },
          {
            "average": 222658311.7,
            "count": 32143879,
            "maximum": 222703876.7,
            "minimum": 222625062.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37824.45447,
            "variance": 1430689356
          },
          {
            "average": 0,
            "count": 32143879,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32143879,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32143879,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32143879,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32143879,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689344.7187,
          5387092.041,
          807.9551086,
          690751.6587,
          5388646.581,
          1520.035109
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689344.7186687218,
                5387092.040574839,
                807.9551085894004
              ],
              [
                689344.7186687218,
                5388646.580574838,
                807.9551085894004
              ],
              [
                690751.6586687218,
                5388646.580574838,
                1520.0351085894004
              ],
              [
                690751.6586687218,
                5387092.040574839,
                1520.0351085894004
              ],
              [
                689344.7186687218,
                5387092.040574839,
                807.9551085894004
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:57:56+00:00",
        "end_time": "2018-10-03T18:04:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4312685,
            48.6078099,
            807.9551086,
            -120.411487,
            48.62220795,
            1520.035109
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43126853314597,
                  48.608237039405,
                  807.9551085894004
                ],
                [
                  -120.43055920447115,
                  48.622207949054264,
                  807.9551085894004
                ],
                [
                  -120.41148702689756,
                  48.62178059644218,
                  1520.0351085894004
                ],
                [
                  -120.41220160642597,
                  48.60780989543139,
                  1520.0351085894004
                ],
                [
                  -120.43126853314597,
                  48.608237039405,
                  807.9551085894004
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:57:56Z",
            "pc:count": 32143879,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690121.4049,
                "count": 32143879,
                "maximum": 690751.6587,
                "minimum": 689344.7187,
                "name": "X",
                "position": 0,
                "stddev": 363.3814421,
                "variance": 132046.0724
              },
              {
                "average": 5387880.969,
                "count": 32143879,
                "maximum": 5388646.581,
                "minimum": 5387092.041,
                "name": "Y",
                "position": 1,
                "stddev": 429.0260594,
                "variance": 184063.3597
              },
              {
                "average": 1185.549514,
                "count": 32143879,
                "maximum": 1520.035109,
                "minimum": 807.9551086,
                "name": "Z",
                "position": 2,
                "stddev": 154.6616832,
                "variance": 23920.23624
              },
              {
                "average": 558.3142223,
                "count": 32143879,
                "maximum": 4095,
                "minimum": 64,
                "name": "Intensity",
                "position": 3,
                "stddev": 349.7783261,
                "variance": 122344.8774
              },
              {
                "average": 1.429086266,
                "count": 32143879,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.670496026,
                "variance": 0.4495649209
              },
              {
                "average": 1.858187433,
                "count": 32143879,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.85762393,
                "variance": 0.7355188053
              },
              {
                "average": 0.4981385414,
                "count": 32143879,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999965427,
                "variance": 0.2499965427
              },
              {
                "average": 0.0002844709564,
                "count": 32143879,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01686386793,
                "variance": 0.0002843900415
              },
              {
                "average": 1.2534742,
                "count": 32143879,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4769914574,
                "variance": 0.2275208504
              },
              {
                "average": -0.1914251441,
                "count": 32143879,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.52086946,
                "variance": 110.6886943
              },
              {
                "average": 0,
                "count": 32143879,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 129.067015,
                "count": 32143879,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 180.8005018,
                "variance": 32688.82145
              },
              {
                "average": 222658311.7,
                "count": 32143879,
                "maximum": 222703876.7,
                "minimum": 222625062.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37824.45447,
                "variance": 1430689356
              },
              {
                "average": 0,
                "count": 32143879,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32143879,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32143879,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32143879,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32143879,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689344.7187,
              5387092.041,
              807.9551086,
              690751.6587,
              5388646.581,
              1520.035109
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689344.7186687218,
                    5387092.040574839,
                    807.9551085894004
                  ],
                  [
                    689344.7186687218,
                    5388646.580574838,
                    807.9551085894004
                  ],
                  [
                    690751.6586687218,
                    5388646.580574838,
                    1520.0351085894004
                  ],
                  [
                    690751.6586687218,
                    5387092.040574839,
                    1520.0351085894004
                  ],
                  [
                    689344.7186687218,
                    5387092.040574839,
                    807.9551085894004
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:57:56+00:00",
            "end_time": "2018-10-03T18:04:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_557588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57297721226271,
              48.36495775777517,
              1912.6256089329918
            ],
            [
              -120.5723212104217,
              48.37875171946481,
              1912.6256089329918
            ],
            [
              -120.55132151589413,
              48.37830642081479,
              2595.3256089329916
            ],
            [
              -120.55198317846398,
              48.36451267354598,
              2595.3256089329916
            ],
            [
              -120.57297721226271,
              48.36495775777517,
              1912.6256089329918
            ]
          ]
        ]
      },
      "bbox": [
        -120.5729772,
        48.36451267,
        1912.625609,
        -120.5513215,
        48.37875172,
        2595.325609
      ],
      "properties": {
        "datetime": "2018-09-26T16:49:35Z",
        "pc:count": 21487095,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 680713.0562,
            "count": 21487095,
            "maximum": 681314.5372,
            "minimum": 679758.1372,
            "name": "X",
            "position": 0,
            "stddev": 370.3169775,
            "variance": 137134.6638
          },
          {
            "average": 5360564.235,
            "count": 21487095,
            "maximum": 5361245.98,
            "minimum": 5359711.36,
            "name": "Y",
            "position": 1,
            "stddev": 434.0053306,
            "variance": 188360.627
          },
          {
            "average": 2254.579616,
            "count": 21487095,
            "maximum": 2595.325609,
            "minimum": 1912.625609,
            "name": "Z",
            "position": 2,
            "stddev": 150.1561784,
            "variance": 22546.87792
          },
          {
            "average": 839.9585878,
            "count": 21487095,
            "maximum": 2762,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 368.9596575,
            "variance": 136131.2289
          },
          {
            "average": 1.11448858,
            "count": 21487095,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3787565612,
            "variance": 0.1434565326
          },
          {
            "average": 1.228984234,
            "count": 21487095,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5502933098,
            "variance": 0.3028227268
          },
          {
            "average": 0.4975183476,
            "count": 21487095,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499993853,
            "variance": 0.249993853
          },
          {
            "average": 0.0002480093284,
            "count": 21487095,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0157463593,
            "variance": 0.0002479478313
          },
          {
            "average": 1.444337497,
            "count": 21487095,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5468749188,
            "variance": 0.2990721768
          },
          {
            "average": -0.8000730217,
            "count": 21487095,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.5566064,
            "variance": 157.6683643
          },
          {
            "average": 0,
            "count": 21487095,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.61842943,
            "count": 21487095,
            "maximum": 53,
            "minimum": 50,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8595342919,
            "variance": 0.738799199
          },
          {
            "average": 222015272.4,
            "count": 21487095,
            "maximum": 222015775.5,
            "minimum": 222014717.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 341.2344461,
            "variance": 116440.9472
          },
          {
            "average": 0,
            "count": 21487095,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21487095,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21487095,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21487095,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21487095,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679758.1372,
          5359711.36,
          1912.625609,
          681314.5372,
          5361245.98,
          2595.325609
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679758.1371824215,
                5359711.360094064,
                1912.6256089329918
              ],
              [
                679758.1371824215,
                5361245.980094063,
                1912.6256089329918
              ],
              [
                681314.5371824214,
                5361245.980094063,
                2595.3256089329916
              ],
              [
                681314.5371824214,
                5359711.360094064,
                2595.3256089329916
              ],
              [
                679758.1371824215,
                5359711.360094064,
                1912.6256089329918
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:49:35+00:00",
        "end_time": "2018-09-26T16:31:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_557588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_557588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_557588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5729772,
            48.36451267,
            1912.625609,
            -120.5513215,
            48.37875172,
            2595.325609
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57297721226271,
                  48.36495775777517,
                  1912.6256089329918
                ],
                [
                  -120.5723212104217,
                  48.37875171946481,
                  1912.6256089329918
                ],
                [
                  -120.55132151589413,
                  48.37830642081479,
                  2595.3256089329916
                ],
                [
                  -120.55198317846398,
                  48.36451267354598,
                  2595.3256089329916
                ],
                [
                  -120.57297721226271,
                  48.36495775777517,
                  1912.6256089329918
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_557588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:49:35Z",
            "pc:count": 21487095,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 680713.0562,
                "count": 21487095,
                "maximum": 681314.5372,
                "minimum": 679758.1372,
                "name": "X",
                "position": 0,
                "stddev": 370.3169775,
                "variance": 137134.6638
              },
              {
                "average": 5360564.235,
                "count": 21487095,
                "maximum": 5361245.98,
                "minimum": 5359711.36,
                "name": "Y",
                "position": 1,
                "stddev": 434.0053306,
                "variance": 188360.627
              },
              {
                "average": 2254.579616,
                "count": 21487095,
                "maximum": 2595.325609,
                "minimum": 1912.625609,
                "name": "Z",
                "position": 2,
                "stddev": 150.1561784,
                "variance": 22546.87792
              },
              {
                "average": 839.9585878,
                "count": 21487095,
                "maximum": 2762,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 368.9596575,
                "variance": 136131.2289
              },
              {
                "average": 1.11448858,
                "count": 21487095,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3787565612,
                "variance": 0.1434565326
              },
              {
                "average": 1.228984234,
                "count": 21487095,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5502933098,
                "variance": 0.3028227268
              },
              {
                "average": 0.4975183476,
                "count": 21487095,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499993853,
                "variance": 0.249993853
              },
              {
                "average": 0.0002480093284,
                "count": 21487095,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0157463593,
                "variance": 0.0002479478313
              },
              {
                "average": 1.444337497,
                "count": 21487095,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5468749188,
                "variance": 0.2990721768
              },
              {
                "average": -0.8000730217,
                "count": 21487095,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.5566064,
                "variance": 157.6683643
              },
              {
                "average": 0,
                "count": 21487095,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.61842943,
                "count": 21487095,
                "maximum": 53,
                "minimum": 50,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8595342919,
                "variance": 0.738799199
              },
              {
                "average": 222015272.4,
                "count": 21487095,
                "maximum": 222015775.5,
                "minimum": 222014717.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 341.2344461,
                "variance": 116440.9472
              },
              {
                "average": 0,
                "count": 21487095,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21487095,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21487095,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21487095,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21487095,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679758.1372,
              5359711.36,
              1912.625609,
              681314.5372,
              5361245.98,
              2595.325609
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679758.1371824215,
                    5359711.360094064,
                    1912.6256089329918
                  ],
                  [
                    679758.1371824215,
                    5361245.980094063,
                    1912.6256089329918
                  ],
                  [
                    681314.5371824214,
                    5361245.980094063,
                    2595.3256089329916
                  ],
                  [
                    681314.5371824214,
                    5359711.360094064,
                    2595.3256089329916
                  ],
                  [
                    679758.1371824215,
                    5359711.360094064,
                    1912.6256089329918
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:49:35+00:00",
            "end_time": "2018-09-26T16:31:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53078414081935,
              48.48638202292516,
              2127.2338759988706
            ],
            [
              -120.53010669892502,
              48.5003232002758,
              2127.2338759988706
            ],
            [
              -120.51199684217708,
              48.499932956762095,
              2435.6338759988703
            ],
            [
              -120.51267923879584,
              48.48599196942551,
              2435.6338759988703
            ],
            [
              -120.53078414081935,
              48.48638202292516,
              2127.2338759988706
            ]
          ]
        ]
      },
      "bbox": [
        -120.5307841,
        48.48599197,
        2127.233876,
        -120.5119968,
        48.5003232,
        2435.633876
      ],
      "properties": {
        "datetime": "2018-09-26T17:25:22Z",
        "pc:count": 12511133,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683342.902,
            "count": 12511133,
            "maximum": 683786.6576,
            "minimum": 682447.5976,
            "name": "X",
            "position": 0,
            "stddev": 338.3609977,
            "variance": 114488.1648
          },
          {
            "average": 5373901.751,
            "count": 12511133,
            "maximum": 5374857.612,
            "minimum": 5373306.532,
            "name": "Y",
            "position": 1,
            "stddev": 457.5404908,
            "variance": 209343.3007
          },
          {
            "average": 2267.919748,
            "count": 12511133,
            "maximum": 2435.633876,
            "minimum": 2127.233876,
            "name": "Z",
            "position": 2,
            "stddev": 66.51917199,
            "variance": 4424.800242
          },
          {
            "average": 703.3266983,
            "count": 12511133,
            "maximum": 2761,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 391.4944982,
            "variance": 153267.9421
          },
          {
            "average": 1.143241783,
            "count": 12511133,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4526632279,
            "variance": 0.2049039979
          },
          {
            "average": 1.286574445,
            "count": 12511133,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6716485699,
            "variance": 0.4511118014
          },
          {
            "average": 0.4984742789,
            "count": 12511133,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999976922,
            "variance": 0.2499976922
          },
          {
            "average": 0.0002258788233,
            "count": 12511133,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01502756867,
            "variance": 0.0002258278201
          },
          {
            "average": 1.437301402,
            "count": 12511133,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5428009362,
            "variance": 0.2946328563
          },
          {
            "average": -3.936540239,
            "count": 12511133,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.43880689,
            "variance": 130.846303
          },
          {
            "average": 0,
            "count": 12511133,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.92608623,
            "count": 12511133,
            "maximum": 58,
            "minimum": 55,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8698061189,
            "variance": 0.7565626844
          },
          {
            "average": 222017534.3,
            "count": 12511133,
            "maximum": 222017922.6,
            "minimum": 222016777.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 387.3277834,
            "variance": 150022.8118
          },
          {
            "average": 0,
            "count": 12511133,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12511133,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12511133,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12511133,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12511133,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682447.5976,
          5373306.532,
          2127.233876,
          683786.6576,
          5374857.612,
          2435.633876
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682447.597567831,
                5373306.532221154,
                2127.2338759988706
              ],
              [
                682447.597567831,
                5374857.612221154,
                2127.2338759988706
              ],
              [
                683786.6575678311,
                5374857.612221154,
                2435.6338759988703
              ],
              [
                683786.6575678311,
                5373306.532221154,
                2435.6338759988703
              ],
              [
                682447.597567831,
                5373306.532221154,
                2127.2338759988706
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:25:22+00:00",
        "end_time": "2018-09-26T17:06:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5307841,
            48.48599197,
            2127.233876,
            -120.5119968,
            48.5003232,
            2435.633876
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53078414081935,
                  48.48638202292516,
                  2127.2338759988706
                ],
                [
                  -120.53010669892502,
                  48.5003232002758,
                  2127.2338759988706
                ],
                [
                  -120.51199684217708,
                  48.499932956762095,
                  2435.6338759988703
                ],
                [
                  -120.51267923879584,
                  48.48599196942551,
                  2435.6338759988703
                ],
                [
                  -120.53078414081935,
                  48.48638202292516,
                  2127.2338759988706
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:25:22Z",
            "pc:count": 12511133,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683342.902,
                "count": 12511133,
                "maximum": 683786.6576,
                "minimum": 682447.5976,
                "name": "X",
                "position": 0,
                "stddev": 338.3609977,
                "variance": 114488.1648
              },
              {
                "average": 5373901.751,
                "count": 12511133,
                "maximum": 5374857.612,
                "minimum": 5373306.532,
                "name": "Y",
                "position": 1,
                "stddev": 457.5404908,
                "variance": 209343.3007
              },
              {
                "average": 2267.919748,
                "count": 12511133,
                "maximum": 2435.633876,
                "minimum": 2127.233876,
                "name": "Z",
                "position": 2,
                "stddev": 66.51917199,
                "variance": 4424.800242
              },
              {
                "average": 703.3266983,
                "count": 12511133,
                "maximum": 2761,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 391.4944982,
                "variance": 153267.9421
              },
              {
                "average": 1.143241783,
                "count": 12511133,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4526632279,
                "variance": 0.2049039979
              },
              {
                "average": 1.286574445,
                "count": 12511133,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6716485699,
                "variance": 0.4511118014
              },
              {
                "average": 0.4984742789,
                "count": 12511133,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999976922,
                "variance": 0.2499976922
              },
              {
                "average": 0.0002258788233,
                "count": 12511133,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01502756867,
                "variance": 0.0002258278201
              },
              {
                "average": 1.437301402,
                "count": 12511133,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5428009362,
                "variance": 0.2946328563
              },
              {
                "average": -3.936540239,
                "count": 12511133,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.43880689,
                "variance": 130.846303
              },
              {
                "average": 0,
                "count": 12511133,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.92608623,
                "count": 12511133,
                "maximum": 58,
                "minimum": 55,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8698061189,
                "variance": 0.7565626844
              },
              {
                "average": 222017534.3,
                "count": 12511133,
                "maximum": 222017922.6,
                "minimum": 222016777.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 387.3277834,
                "variance": 150022.8118
              },
              {
                "average": 0,
                "count": 12511133,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12511133,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12511133,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12511133,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12511133,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682447.5976,
              5373306.532,
              2127.233876,
              683786.6576,
              5374857.612,
              2435.633876
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682447.597567831,
                    5373306.532221154,
                    2127.2338759988706
                  ],
                  [
                    682447.597567831,
                    5374857.612221154,
                    2127.2338759988706
                  ],
                  [
                    683786.6575678311,
                    5374857.612221154,
                    2435.6338759988703
                  ],
                  [
                    683786.6575678311,
                    5373306.532221154,
                    2435.6338759988703
                  ],
                  [
                    682447.597567831,
                    5373306.532221154,
                    2127.2338759988706
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:25:22+00:00",
            "end_time": "2018-09-26T17:06:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37090062382943,
              48.406026251331895,
              921.6486883668305
            ],
            [
              -120.37017824295843,
              48.420026641987796,
              921.6486883668305
            ],
            [
              -120.34916053330369,
              48.41954404409554,
              1361.4486883668305
            ],
            [
              -120.34988867107619,
              48.4055438893383,
              1361.4486883668305
            ],
            [
              -120.37090062382943,
              48.406026251331895,
              921.6486883668305
            ]
          ]
        ]
      },
      "bbox": [
        -120.3709006,
        48.40554389,
        921.6486884,
        -120.3491605,
        48.42002664,
        1361.448688
      ],
      "properties": {
        "datetime": "2018-10-11T17:53:41Z",
        "pc:count": 35721256,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695349.0256,
            "count": 35721256,
            "maximum": 696123.8458,
            "minimum": 694567.1258,
            "name": "X",
            "position": 0,
            "stddev": 440.5920999,
            "variance": 194121.3985
          },
          {
            "average": 5365527.931,
            "count": 35721256,
            "maximum": 5366327.385,
            "minimum": 5364769.545,
            "name": "Y",
            "position": 1,
            "stddev": 431.8824104,
            "variance": 186522.4164
          },
          {
            "average": 1153.658714,
            "count": 35721256,
            "maximum": 1361.448688,
            "minimum": 921.6486884,
            "name": "Z",
            "position": 2,
            "stddev": 85.22656926,
            "variance": 7263.568108
          },
          {
            "average": 623.6629288,
            "count": 35721256,
            "maximum": 4095,
            "minimum": 63,
            "name": "Intensity",
            "position": 3,
            "stddev": 328.6134402,
            "variance": 107986.7931
          },
          {
            "average": 1.292112349,
            "count": 35721256,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5974643755,
            "variance": 0.35696368
          },
          {
            "average": 1.584207845,
            "count": 35721256,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8327269337,
            "variance": 0.6934341461
          },
          {
            "average": 0.4967067787,
            "count": 35721256,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891616,
            "variance": 0.2499891617
          },
          {
            "average": 0.0002911991672,
            "count": 35721256,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01706207427,
            "variance": 0.0002911143784
          },
          {
            "average": 1.359234933,
            "count": 35721256,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5448194321,
            "variance": 0.2968282136
          },
          {
            "average": -0.3822806429,
            "count": 35721256,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.99914932,
            "variance": 120.9812859
          },
          {
            "average": 0,
            "count": 35721256,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.2550248,
            "count": 35721256,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.03133798,
            "variance": 81.5650657
          },
          {
            "average": 223117026.1,
            "count": 35721256,
            "maximum": 223315621.8,
            "minimum": 222710855.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 282886.2369,
            "variance": 80024623030.0
          },
          {
            "average": 0,
            "count": 35721256,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35721256,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35721256,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35721256,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35721256,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694567.1258,
          5364769.545,
          921.6486884,
          696123.8458,
          5366327.385,
          1361.448688
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694567.1258278032,
                5364769.545249226,
                921.6486883668305
              ],
              [
                694567.1258278032,
                5366327.385249225,
                921.6486883668305
              ],
              [
                696123.8458278031,
                5366327.385249225,
                1361.4486883668305
              ],
              [
                696123.8458278031,
                5364769.545249226,
                1361.4486883668305
              ],
              [
                694567.1258278032,
                5364769.545249226,
                921.6486883668305
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:53:41+00:00",
        "end_time": "2018-10-04T17:54:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3709006,
            48.40554389,
            921.6486884,
            -120.3491605,
            48.42002664,
            1361.448688
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37090062382943,
                  48.406026251331895,
                  921.6486883668305
                ],
                [
                  -120.37017824295843,
                  48.420026641987796,
                  921.6486883668305
                ],
                [
                  -120.34916053330369,
                  48.41954404409554,
                  1361.4486883668305
                ],
                [
                  -120.34988867107619,
                  48.4055438893383,
                  1361.4486883668305
                ],
                [
                  -120.37090062382943,
                  48.406026251331895,
                  921.6486883668305
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:53:41Z",
            "pc:count": 35721256,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695349.0256,
                "count": 35721256,
                "maximum": 696123.8458,
                "minimum": 694567.1258,
                "name": "X",
                "position": 0,
                "stddev": 440.5920999,
                "variance": 194121.3985
              },
              {
                "average": 5365527.931,
                "count": 35721256,
                "maximum": 5366327.385,
                "minimum": 5364769.545,
                "name": "Y",
                "position": 1,
                "stddev": 431.8824104,
                "variance": 186522.4164
              },
              {
                "average": 1153.658714,
                "count": 35721256,
                "maximum": 1361.448688,
                "minimum": 921.6486884,
                "name": "Z",
                "position": 2,
                "stddev": 85.22656926,
                "variance": 7263.568108
              },
              {
                "average": 623.6629288,
                "count": 35721256,
                "maximum": 4095,
                "minimum": 63,
                "name": "Intensity",
                "position": 3,
                "stddev": 328.6134402,
                "variance": 107986.7931
              },
              {
                "average": 1.292112349,
                "count": 35721256,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5974643755,
                "variance": 0.35696368
              },
              {
                "average": 1.584207845,
                "count": 35721256,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8327269337,
                "variance": 0.6934341461
              },
              {
                "average": 0.4967067787,
                "count": 35721256,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891616,
                "variance": 0.2499891617
              },
              {
                "average": 0.0002911991672,
                "count": 35721256,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01706207427,
                "variance": 0.0002911143784
              },
              {
                "average": 1.359234933,
                "count": 35721256,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5448194321,
                "variance": 0.2968282136
              },
              {
                "average": -0.3822806429,
                "count": 35721256,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.99914932,
                "variance": 120.9812859
              },
              {
                "average": 0,
                "count": 35721256,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.2550248,
                "count": 35721256,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.03133798,
                "variance": 81.5650657
              },
              {
                "average": 223117026.1,
                "count": 35721256,
                "maximum": 223315621.8,
                "minimum": 222710855.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 282886.2369,
                "variance": 80024623030.0
              },
              {
                "average": 0,
                "count": 35721256,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35721256,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35721256,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35721256,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35721256,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694567.1258,
              5364769.545,
              921.6486884,
              696123.8458,
              5366327.385,
              1361.448688
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694567.1258278032,
                    5364769.545249226,
                    921.6486883668305
                  ],
                  [
                    694567.1258278032,
                    5366327.385249225,
                    921.6486883668305
                  ],
                  [
                    696123.8458278031,
                    5366327.385249225,
                    1361.4486883668305
                  ],
                  [
                    696123.8458278031,
                    5364769.545249226,
                    1361.4486883668305
                  ],
                  [
                    694567.1258278032,
                    5364769.545249226,
                    921.6486883668305
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:53:41+00:00",
            "end_time": "2018-10-04T17:54:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39174708831113,
              48.48692905135212,
              1144.4872454266801
            ],
            [
              -120.39102834672296,
              48.50093037635746,
              1144.4872454266801
            ],
            [
              -120.36997739975395,
              48.50045100347517,
              1556.8272454266803
            ],
            [
              -120.37070192440574,
              48.48644991288894,
              1556.8272454266803
            ],
            [
              -120.39174708831113,
              48.48692905135212,
              1144.4872454266801
            ]
          ]
        ]
      },
      "bbox": [
        -120.3917471,
        48.48644991,
        1144.487245,
        -120.3699774,
        48.50093038,
        1556.827245
      ],
      "properties": {
        "datetime": "2018-10-04T18:06:51Z",
        "pc:count": 38679238,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693492.223,
            "count": 38679238,
            "maximum": 694274.6621,
            "minimum": 692717.9821,
            "name": "X",
            "position": 0,
            "stddev": 429.6817356,
            "variance": 184626.3939
          },
          {
            "average": 5374479.356,
            "count": 38679238,
            "maximum": 5375266.321,
            "minimum": 5373708.381,
            "name": "Y",
            "position": 1,
            "stddev": 441.5593501,
            "variance": 194974.6596
          },
          {
            "average": 1332.66286,
            "count": 38679238,
            "maximum": 1556.827245,
            "minimum": 1144.487245,
            "name": "Z",
            "position": 2,
            "stddev": 91.28853833,
            "variance": 8333.597231
          },
          {
            "average": 560.2178222,
            "count": 38679238,
            "maximum": 4095,
            "minimum": 50,
            "name": "Intensity",
            "position": 3,
            "stddev": 387.4614436,
            "variance": 150126.3703
          },
          {
            "average": 1.462019779,
            "count": 38679238,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7083054994,
            "variance": 0.5016966805
          },
          {
            "average": 1.9240749,
            "count": 38679238,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9108630421,
            "variance": 0.8296714814
          },
          {
            "average": 0.4965872906,
            "count": 38679238,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999883597,
            "variance": 0.2499883599
          },
          {
            "average": 0.0002752122469,
            "count": 38679238,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01658723944,
            "variance": 0.0002751365123
          },
          {
            "average": 1.275543096,
            "count": 38679238,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5086221426,
            "variance": 0.258696484
          },
          {
            "average": 1.141421916,
            "count": 38679238,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.95616615,
            "variance": 120.0375767
          },
          {
            "average": 0,
            "count": 38679238,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.1889794,
            "count": 38679238,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.736139159,
            "variance": 7.486457497
          },
          {
            "average": 222709381.4,
            "count": 38679238,
            "maximum": 222711611,
            "minimum": 222704915.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2060.276512,
            "variance": 4244739.308
          },
          {
            "average": 0,
            "count": 38679238,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38679238,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38679238,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38679238,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38679238,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692717.9821,
          5373708.381,
          1144.487245,
          694274.6621,
          5375266.321,
          1556.827245
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692717.9820634819,
                5373708.380839399,
                1144.4872454266801
              ],
              [
                692717.9820634819,
                5375266.320839399,
                1144.4872454266801
              ],
              [
                694274.6620634819,
                5375266.320839399,
                1556.8272454266803
              ],
              [
                694274.6620634819,
                5373708.380839399,
                1556.8272454266803
              ],
              [
                692717.9820634819,
                5373708.380839399,
                1144.4872454266801
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:06:51+00:00",
        "end_time": "2018-10-04T16:15:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3917471,
            48.48644991,
            1144.487245,
            -120.3699774,
            48.50093038,
            1556.827245
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39174708831113,
                  48.48692905135212,
                  1144.4872454266801
                ],
                [
                  -120.39102834672296,
                  48.50093037635746,
                  1144.4872454266801
                ],
                [
                  -120.36997739975395,
                  48.50045100347517,
                  1556.8272454266803
                ],
                [
                  -120.37070192440574,
                  48.48644991288894,
                  1556.8272454266803
                ],
                [
                  -120.39174708831113,
                  48.48692905135212,
                  1144.4872454266801
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:06:51Z",
            "pc:count": 38679238,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693492.223,
                "count": 38679238,
                "maximum": 694274.6621,
                "minimum": 692717.9821,
                "name": "X",
                "position": 0,
                "stddev": 429.6817356,
                "variance": 184626.3939
              },
              {
                "average": 5374479.356,
                "count": 38679238,
                "maximum": 5375266.321,
                "minimum": 5373708.381,
                "name": "Y",
                "position": 1,
                "stddev": 441.5593501,
                "variance": 194974.6596
              },
              {
                "average": 1332.66286,
                "count": 38679238,
                "maximum": 1556.827245,
                "minimum": 1144.487245,
                "name": "Z",
                "position": 2,
                "stddev": 91.28853833,
                "variance": 8333.597231
              },
              {
                "average": 560.2178222,
                "count": 38679238,
                "maximum": 4095,
                "minimum": 50,
                "name": "Intensity",
                "position": 3,
                "stddev": 387.4614436,
                "variance": 150126.3703
              },
              {
                "average": 1.462019779,
                "count": 38679238,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7083054994,
                "variance": 0.5016966805
              },
              {
                "average": 1.9240749,
                "count": 38679238,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9108630421,
                "variance": 0.8296714814
              },
              {
                "average": 0.4965872906,
                "count": 38679238,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999883597,
                "variance": 0.2499883599
              },
              {
                "average": 0.0002752122469,
                "count": 38679238,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01658723944,
                "variance": 0.0002751365123
              },
              {
                "average": 1.275543096,
                "count": 38679238,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5086221426,
                "variance": 0.258696484
              },
              {
                "average": 1.141421916,
                "count": 38679238,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.95616615,
                "variance": 120.0375767
              },
              {
                "average": 0,
                "count": 38679238,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.1889794,
                "count": 38679238,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.736139159,
                "variance": 7.486457497
              },
              {
                "average": 222709381.4,
                "count": 38679238,
                "maximum": 222711611,
                "minimum": 222704915.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2060.276512,
                "variance": 4244739.308
              },
              {
                "average": 0,
                "count": 38679238,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38679238,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38679238,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38679238,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38679238,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692717.9821,
              5373708.381,
              1144.487245,
              694274.6621,
              5375266.321,
              1556.827245
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692717.9820634819,
                    5373708.380839399,
                    1144.4872454266801
                  ],
                  [
                    692717.9820634819,
                    5375266.320839399,
                    1144.4872454266801
                  ],
                  [
                    694274.6620634819,
                    5375266.320839399,
                    1556.8272454266803
                  ],
                  [
                    694274.6620634819,
                    5373708.380839399,
                    1556.8272454266803
                  ],
                  [
                    692717.9820634819,
                    5373708.380839399,
                    1144.4872454266801
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:06:51+00:00",
            "end_time": "2018-10-04T16:15:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_607088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.90516250743774,
              48.36607761389003,
              1116.8492518850617
            ],
            [
              -119.90431911326726,
              48.379979336425805,
              1116.8492518850617
            ],
            [
              -119.88786662055496,
              48.37953503822196,
              1348.8492518850617
            ],
            [
              -119.88871447948674,
              48.36563353129726,
              1348.8492518850617
            ],
            [
              -119.90516250743774,
              48.36607761389003,
              1116.8492518850617
            ]
          ]
        ]
      },
      "bbox": [
        -119.9051625,
        48.36563353,
        1116.849252,
        -119.8878666,
        48.37997934,
        1348.849252
      ],
      "properties": {
        "datetime": "2018-07-20T16:37:15Z",
        "pc:count": 16913246,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 729670.3219,
            "count": 16913246,
            "maximum": 730430.03,
            "minimum": 729209.99,
            "name": "X",
            "position": 0,
            "stddev": 279.1918368,
            "variance": 77948.08171
          },
          {
            "average": 5362607.375,
            "count": 16913246,
            "maximum": 5363165.878,
            "minimum": 5361618.398,
            "name": "Y",
            "position": 1,
            "stddev": 347.8105425,
            "variance": 120972.1735
          },
          {
            "average": 1231.818651,
            "count": 16913246,
            "maximum": 1348.849252,
            "minimum": 1116.849252,
            "name": "Z",
            "position": 2,
            "stddev": 51.30038633,
            "variance": 2631.729638
          },
          {
            "average": 748.2098016,
            "count": 16913246,
            "maximum": 2875,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 509.7673982,
            "variance": 259862.8003
          },
          {
            "average": 1.487518245,
            "count": 16913246,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.73290199,
            "variance": 0.5371453269
          },
          {
            "average": 1.975159351,
            "count": 16913246,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9414997759,
            "variance": 0.8864218279
          },
          {
            "average": 0.4967421984,
            "count": 16913246,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999894014,
            "variance": 0.2499894015
          },
          {
            "average": 0.0002736316849,
            "count": 16913246,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0165395534,
            "variance": 0.0002735568268
          },
          {
            "average": 1.341072494,
            "count": 16913246,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5141209894,
            "variance": 0.2643203917
          },
          {
            "average": -0.8744743439,
            "count": 16913246,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.17908342,
            "variance": 103.6137394
          },
          {
            "average": 0,
            "count": 16913246,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 147.6600809,
            "count": 16913246,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 74.12987314,
            "variance": 5495.238092
          },
          {
            "average": 216119754,
            "count": 16913246,
            "maximum": 216139835.2,
            "minimum": 216046948.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 38092.97539,
            "variance": 1451074774
          },
          {
            "average": 0,
            "count": 16913246,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16913246,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16913246,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16913246,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16913246,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          729209.99,
          5361618.398,
          1116.849252,
          730430.03,
          5363165.878,
          1348.849252
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                729209.9900408366,
                5361618.397904294,
                1116.8492518850617
              ],
              [
                729209.9900408366,
                5363165.877904294,
                1116.8492518850617
              ],
              [
                730430.0300408367,
                5363165.877904294,
                1348.8492518850617
              ],
              [
                730430.0300408367,
                5361618.397904294,
                1348.8492518850617
              ],
              [
                729209.9900408366,
                5361618.397904294,
                1116.8492518850617
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:37:15+00:00",
        "end_time": "2018-07-19T14:49:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_607088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_607088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_607088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9051625,
            48.36563353,
            1116.849252,
            -119.8878666,
            48.37997934,
            1348.849252
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.90516250743774,
                  48.36607761389003,
                  1116.8492518850617
                ],
                [
                  -119.90431911326726,
                  48.379979336425805,
                  1116.8492518850617
                ],
                [
                  -119.88786662055496,
                  48.37953503822196,
                  1348.8492518850617
                ],
                [
                  -119.88871447948674,
                  48.36563353129726,
                  1348.8492518850617
                ],
                [
                  -119.90516250743774,
                  48.36607761389003,
                  1116.8492518850617
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_607088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:37:15Z",
            "pc:count": 16913246,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 729670.3219,
                "count": 16913246,
                "maximum": 730430.03,
                "minimum": 729209.99,
                "name": "X",
                "position": 0,
                "stddev": 279.1918368,
                "variance": 77948.08171
              },
              {
                "average": 5362607.375,
                "count": 16913246,
                "maximum": 5363165.878,
                "minimum": 5361618.398,
                "name": "Y",
                "position": 1,
                "stddev": 347.8105425,
                "variance": 120972.1735
              },
              {
                "average": 1231.818651,
                "count": 16913246,
                "maximum": 1348.849252,
                "minimum": 1116.849252,
                "name": "Z",
                "position": 2,
                "stddev": 51.30038633,
                "variance": 2631.729638
              },
              {
                "average": 748.2098016,
                "count": 16913246,
                "maximum": 2875,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 509.7673982,
                "variance": 259862.8003
              },
              {
                "average": 1.487518245,
                "count": 16913246,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.73290199,
                "variance": 0.5371453269
              },
              {
                "average": 1.975159351,
                "count": 16913246,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9414997759,
                "variance": 0.8864218279
              },
              {
                "average": 0.4967421984,
                "count": 16913246,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999894014,
                "variance": 0.2499894015
              },
              {
                "average": 0.0002736316849,
                "count": 16913246,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0165395534,
                "variance": 0.0002735568268
              },
              {
                "average": 1.341072494,
                "count": 16913246,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5141209894,
                "variance": 0.2643203917
              },
              {
                "average": -0.8744743439,
                "count": 16913246,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.17908342,
                "variance": 103.6137394
              },
              {
                "average": 0,
                "count": 16913246,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 147.6600809,
                "count": 16913246,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 74.12987314,
                "variance": 5495.238092
              },
              {
                "average": 216119754,
                "count": 16913246,
                "maximum": 216139835.2,
                "minimum": 216046948.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 38092.97539,
                "variance": 1451074774
              },
              {
                "average": 0,
                "count": 16913246,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16913246,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16913246,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16913246,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16913246,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              729209.99,
              5361618.398,
              1116.849252,
              730430.03,
              5363165.878,
              1348.849252
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    729209.9900408366,
                    5361618.397904294,
                    1116.8492518850617
                  ],
                  [
                    729209.9900408366,
                    5363165.877904294,
                    1116.8492518850617
                  ],
                  [
                    730430.0300408367,
                    5363165.877904294,
                    1348.8492518850617
                  ],
                  [
                    730430.0300408367,
                    5361618.397904294,
                    1348.8492518850617
                  ],
                  [
                    729209.9900408366,
                    5361618.397904294,
                    1116.8492518850617
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:37:15+00:00",
            "end_time": "2018-07-19T14:49:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41275929679607,
              48.58132937657222,
              605.998084289829
            ],
            [
              -120.41204393702546,
              48.59533142325502,
              605.998084289829
            ],
            [
              -120.39095588551172,
              48.5948552606284,
              845.3580842898291
            ],
            [
              -120.3916770583638,
              48.58085344690345,
              845.3580842898291
            ],
            [
              -120.41275929679607,
              48.58132937657222,
              605.998084289829
            ]
          ]
        ]
      },
      "bbox": [
        -120.4127593,
        48.58085345,
        605.9980843,
        -120.3909559,
        48.59533142,
        845.3580843
      ],
      "properties": {
        "datetime": "2018-10-04T17:37:59Z",
        "pc:count": 26797954,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691616.994,
            "count": 26797954,
            "maximum": 692366.803,
            "minimum": 690810.303,
            "name": "X",
            "position": 0,
            "stddev": 427.3108121,
            "variance": 182594.5302
          },
          {
            "average": 5384926.269,
            "count": 26797954,
            "maximum": 5385705.535,
            "minimum": 5384147.515,
            "name": "Y",
            "position": 1,
            "stddev": 427.9460858,
            "variance": 183137.8524
          },
          {
            "average": 649.4715801,
            "count": 26797954,
            "maximum": 845.3580843,
            "minimum": 605.9980843,
            "name": "Z",
            "position": 2,
            "stddev": 18.4938942,
            "variance": 342.0241226
          },
          {
            "average": 831.8516589,
            "count": 26797954,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 433.4483155,
            "variance": 187877.4422
          },
          {
            "average": 1.105373156,
            "count": 26797954,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3300573705,
            "variance": 0.1089378678
          },
          {
            "average": 1.21074594,
            "count": 26797954,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4586303518,
            "variance": 0.2103417996
          },
          {
            "average": 0.4987761752,
            "count": 26797954,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999985116,
            "variance": 0.2499985116
          },
          {
            "average": 0.0002908430994,
            "count": 26797954,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01705164275,
            "variance": 0.0002907585206
          },
          {
            "average": 1.405695263,
            "count": 26797954,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4968520812,
            "variance": 0.2468619906
          },
          {
            "average": -0.1565401779,
            "count": 26797954,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.736839614,
            "variance": 94.80604567
          },
          {
            "average": 0,
            "count": 26797954,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.64511067,
            "count": 26797954,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.482899428,
            "variance": 6.16478957
          },
          {
            "average": 222704929.8,
            "count": 26797954,
            "maximum": 222709879.2,
            "minimum": 222703322.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1492.446971,
            "variance": 2227397.96
          },
          {
            "average": 0,
            "count": 26797954,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26797954,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26797954,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26797954,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26797954,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690810.303,
          5384147.515,
          605.9980843,
          692366.803,
          5385705.535,
          845.3580843
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690810.3029856171,
                5384147.514821821,
                605.998084289829
              ],
              [
                690810.3029856171,
                5385705.53482182,
                605.998084289829
              ],
              [
                692366.8029856171,
                5385705.53482182,
                845.3580842898291
              ],
              [
                692366.8029856171,
                5384147.514821821,
                845.3580842898291
              ],
              [
                690810.3029856171,
                5384147.514821821,
                605.998084289829
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:37:59+00:00",
        "end_time": "2018-10-04T15:48:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4127593,
            48.58085345,
            605.9980843,
            -120.3909559,
            48.59533142,
            845.3580843
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41275929679607,
                  48.58132937657222,
                  605.998084289829
                ],
                [
                  -120.41204393702546,
                  48.59533142325502,
                  605.998084289829
                ],
                [
                  -120.39095588551172,
                  48.5948552606284,
                  845.3580842898291
                ],
                [
                  -120.3916770583638,
                  48.58085344690345,
                  845.3580842898291
                ],
                [
                  -120.41275929679607,
                  48.58132937657222,
                  605.998084289829
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:37:59Z",
            "pc:count": 26797954,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691616.994,
                "count": 26797954,
                "maximum": 692366.803,
                "minimum": 690810.303,
                "name": "X",
                "position": 0,
                "stddev": 427.3108121,
                "variance": 182594.5302
              },
              {
                "average": 5384926.269,
                "count": 26797954,
                "maximum": 5385705.535,
                "minimum": 5384147.515,
                "name": "Y",
                "position": 1,
                "stddev": 427.9460858,
                "variance": 183137.8524
              },
              {
                "average": 649.4715801,
                "count": 26797954,
                "maximum": 845.3580843,
                "minimum": 605.9980843,
                "name": "Z",
                "position": 2,
                "stddev": 18.4938942,
                "variance": 342.0241226
              },
              {
                "average": 831.8516589,
                "count": 26797954,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 433.4483155,
                "variance": 187877.4422
              },
              {
                "average": 1.105373156,
                "count": 26797954,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3300573705,
                "variance": 0.1089378678
              },
              {
                "average": 1.21074594,
                "count": 26797954,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4586303518,
                "variance": 0.2103417996
              },
              {
                "average": 0.4987761752,
                "count": 26797954,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999985116,
                "variance": 0.2499985116
              },
              {
                "average": 0.0002908430994,
                "count": 26797954,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01705164275,
                "variance": 0.0002907585206
              },
              {
                "average": 1.405695263,
                "count": 26797954,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4968520812,
                "variance": 0.2468619906
              },
              {
                "average": -0.1565401779,
                "count": 26797954,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.736839614,
                "variance": 94.80604567
              },
              {
                "average": 0,
                "count": 26797954,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.64511067,
                "count": 26797954,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.482899428,
                "variance": 6.16478957
              },
              {
                "average": 222704929.8,
                "count": 26797954,
                "maximum": 222709879.2,
                "minimum": 222703322.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1492.446971,
                "variance": 2227397.96
              },
              {
                "average": 0,
                "count": 26797954,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26797954,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26797954,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26797954,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26797954,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690810.303,
              5384147.515,
              605.9980843,
              692366.803,
              5385705.535,
              845.3580843
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690810.3029856171,
                    5384147.514821821,
                    605.998084289829
                  ],
                  [
                    690810.3029856171,
                    5385705.53482182,
                    605.998084289829
                  ],
                  [
                    692366.8029856171,
                    5385705.53482182,
                    845.3580842898291
                  ],
                  [
                    692366.8029856171,
                    5384147.514821821,
                    845.3580842898291
                  ],
                  [
                    690810.3029856171,
                    5384147.514821821,
                    605.998084289829
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:37:59+00:00",
            "end_time": "2018-10-04T15:48:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35126996974242,
              48.500548996506225,
              925.8212263070586
            ],
            [
              -120.35053970466676,
              48.51455037263894,
              925.8212263070586
            ],
            [
              -120.32948299294976,
              48.514063475056844,
              1683.7012263070587
            ],
            [
              -120.33021904509451,
              48.50006233703783,
              1683.7012263070587
            ],
            [
              -120.35126996974242,
              48.500548996506225,
              925.8212263070586
            ]
          ]
        ]
      },
      "bbox": [
        -120.35127,
        48.50006234,
        925.8212263,
        -120.329483,
        48.51455037,
        1683.701226
      ],
      "properties": {
        "datetime": "2018-10-11T18:51:30Z",
        "pc:count": 44425782,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696440.6492,
            "count": 44425782,
            "maximum": 697212.7873,
            "minimum": 695656.0473,
            "name": "X",
            "position": 0,
            "stddev": 419.8606502,
            "variance": 176282.9656
          },
          {
            "average": 5376090.641,
            "count": 44425782,
            "maximum": 5376882.919,
            "minimum": 5375324.919,
            "name": "Y",
            "position": 1,
            "stddev": 429.6217057,
            "variance": 184574.81
          },
          {
            "average": 1287.96498,
            "count": 44425782,
            "maximum": 1683.701226,
            "minimum": 925.8212263,
            "name": "Z",
            "position": 2,
            "stddev": 155.2493062,
            "variance": 24102.34709
          },
          {
            "average": 538.8225834,
            "count": 44425782,
            "maximum": 2415,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 369.6654937,
            "variance": 136652.5772
          },
          {
            "average": 1.544349067,
            "count": 44425782,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7601779815,
            "variance": 0.5778705636
          },
          {
            "average": 2.088431375,
            "count": 44425782,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9449304862,
            "variance": 0.8928936237
          },
          {
            "average": 0.4970484931,
            "count": 44425782,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999912942,
            "variance": 0.2499912942
          },
          {
            "average": 0.0002695731951,
            "count": 44425782,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01641647135,
            "variance": 0.0002695005315
          },
          {
            "average": 1.24754315,
            "count": 44425782,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4978926126,
            "variance": 0.2478970536
          },
          {
            "average": 1.073591154,
            "count": 44425782,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.65847541,
            "variance": 113.603098
          },
          {
            "average": 0,
            "count": 44425782,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.1680184,
            "count": 44425782,
            "maximum": 133,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.112477562,
            "variance": 4.46256145
          },
          {
            "average": 223316468.3,
            "count": 44425782,
            "maximum": 223319090.5,
            "minimum": 223313659.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1086.502613,
            "variance": 1180487.928
          },
          {
            "average": 0,
            "count": 44425782,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44425782,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44425782,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44425782,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44425782,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695656.0473,
          5375324.919,
          925.8212263,
          697212.7873,
          5376882.919,
          1683.701226
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695656.0472726448,
                5375324.918650085,
                925.8212263070586
              ],
              [
                695656.0472726448,
                5376882.918650085,
                925.8212263070586
              ],
              [
                697212.7872726448,
                5376882.918650085,
                1683.7012263070587
              ],
              [
                697212.7872726448,
                5375324.918650085,
                1683.7012263070587
              ],
              [
                695656.0472726448,
                5375324.918650085,
                925.8212263070586
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:51:30+00:00",
        "end_time": "2018-10-11T17:20:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.35127,
            48.50006234,
            925.8212263,
            -120.329483,
            48.51455037,
            1683.701226
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35126996974242,
                  48.500548996506225,
                  925.8212263070586
                ],
                [
                  -120.35053970466676,
                  48.51455037263894,
                  925.8212263070586
                ],
                [
                  -120.32948299294976,
                  48.514063475056844,
                  1683.7012263070587
                ],
                [
                  -120.33021904509451,
                  48.50006233703783,
                  1683.7012263070587
                ],
                [
                  -120.35126996974242,
                  48.500548996506225,
                  925.8212263070586
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:51:30Z",
            "pc:count": 44425782,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696440.6492,
                "count": 44425782,
                "maximum": 697212.7873,
                "minimum": 695656.0473,
                "name": "X",
                "position": 0,
                "stddev": 419.8606502,
                "variance": 176282.9656
              },
              {
                "average": 5376090.641,
                "count": 44425782,
                "maximum": 5376882.919,
                "minimum": 5375324.919,
                "name": "Y",
                "position": 1,
                "stddev": 429.6217057,
                "variance": 184574.81
              },
              {
                "average": 1287.96498,
                "count": 44425782,
                "maximum": 1683.701226,
                "minimum": 925.8212263,
                "name": "Z",
                "position": 2,
                "stddev": 155.2493062,
                "variance": 24102.34709
              },
              {
                "average": 538.8225834,
                "count": 44425782,
                "maximum": 2415,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 369.6654937,
                "variance": 136652.5772
              },
              {
                "average": 1.544349067,
                "count": 44425782,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7601779815,
                "variance": 0.5778705636
              },
              {
                "average": 2.088431375,
                "count": 44425782,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9449304862,
                "variance": 0.8928936237
              },
              {
                "average": 0.4970484931,
                "count": 44425782,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999912942,
                "variance": 0.2499912942
              },
              {
                "average": 0.0002695731951,
                "count": 44425782,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01641647135,
                "variance": 0.0002695005315
              },
              {
                "average": 1.24754315,
                "count": 44425782,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4978926126,
                "variance": 0.2478970536
              },
              {
                "average": 1.073591154,
                "count": 44425782,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.65847541,
                "variance": 113.603098
              },
              {
                "average": 0,
                "count": 44425782,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.1680184,
                "count": 44425782,
                "maximum": 133,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.112477562,
                "variance": 4.46256145
              },
              {
                "average": 223316468.3,
                "count": 44425782,
                "maximum": 223319090.5,
                "minimum": 223313659.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1086.502613,
                "variance": 1180487.928
              },
              {
                "average": 0,
                "count": 44425782,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44425782,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44425782,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44425782,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44425782,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695656.0473,
              5375324.919,
              925.8212263,
              697212.7873,
              5376882.919,
              1683.701226
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695656.0472726448,
                    5375324.918650085,
                    925.8212263070586
                  ],
                  [
                    695656.0472726448,
                    5376882.918650085,
                    925.8212263070586
                  ],
                  [
                    697212.7872726448,
                    5376882.918650085,
                    1683.7012263070587
                  ],
                  [
                    697212.7872726448,
                    5375324.918650085,
                    1683.7012263070587
                  ],
                  [
                    695656.0472726448,
                    5375324.918650085,
                    925.8212263070586
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:51:30+00:00",
            "end_time": "2018-10-11T17:20:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_607088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.9026006975094,
              48.42003108232262,
              1357.531217760896
            ],
            [
              -119.90251326610628,
              48.4214687800965,
              1357.531217760896
            ],
            [
              -119.89016262705098,
              48.421135337790915,
              1571.031217760896
            ],
            [
              -119.89025040570257,
              48.41969765675872,
              1571.031217760896
            ],
            [
              -119.9026006975094,
              48.42003108232262,
              1357.531217760896
            ]
          ]
        ]
      },
      "bbox": [
        -119.9026007,
        48.41969766,
        1357.531218,
        -119.8901626,
        48.42146878,
        1571.031218
      ],
      "properties": {
        "datetime": "2018-07-20T16:38:24Z",
        "pc:count": 1689660,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 729540.7524,
            "count": 1689660,
            "maximum": 730072.2134,
            "minimum": 729157.0934,
            "name": "X",
            "position": 0,
            "stddev": 239.9189411,
            "variance": 57561.09832
          },
          {
            "average": 5367692.663,
            "count": 1689660,
            "maximum": 5367782.193,
            "minimum": 5367622.153,
            "name": "Y",
            "position": 1,
            "stddev": 36.3857862,
            "variance": 1323.925438
          },
          {
            "average": 1433.040442,
            "count": 1689660,
            "maximum": 1571.031218,
            "minimum": 1357.531218,
            "name": "Z",
            "position": 2,
            "stddev": 57.99527568,
            "variance": 3363.452001
          },
          {
            "average": 612.7362025,
            "count": 1689660,
            "maximum": 2769,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 482.2956925,
            "variance": 232609.135
          },
          {
            "average": 1.667772806,
            "count": 1689660,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.856491772,
            "variance": 0.7335781555
          },
          {
            "average": 2.335722571,
            "count": 1689660,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.042651016,
            "variance": 1.087121142
          },
          {
            "average": 0.4973799463,
            "count": 1689660,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999932832,
            "variance": 0.2499932833
          },
          {
            "average": 0.0003408969852,
            "count": 1689660,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01846025396,
            "variance": 0.0003407809761
          },
          {
            "average": 1.225213357,
            "count": 1689660,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4754877638,
            "variance": 0.2260886135
          },
          {
            "average": -2.076230897,
            "count": 1689660,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.06183937,
            "variance": 145.487969
          },
          {
            "average": 0,
            "count": 1689660,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 153.9049004,
            "count": 1689660,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.36108972,
            "variance": 4810.960767
          },
          {
            "average": 216122970.5,
            "count": 1689660,
            "maximum": 216139904.2,
            "minimum": 216046879.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 35682.13975,
            "variance": 1273215097
          },
          {
            "average": 0,
            "count": 1689660,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1689660,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1689660,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1689660,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1689660,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          729157.0934,
          5367622.153,
          1357.531218,
          730072.2134,
          5367782.193,
          1571.031218
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                729157.0934133527,
                5367622.152606472,
                1357.531217760896
              ],
              [
                729157.0934133527,
                5367782.1926064715,
                1357.531217760896
              ],
              [
                730072.2134133528,
                5367782.1926064715,
                1571.031217760896
              ],
              [
                730072.2134133528,
                5367622.152606472,
                1571.031217760896
              ],
              [
                729157.0934133527,
                5367622.152606472,
                1357.531217760896
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:38:24+00:00",
        "end_time": "2018-07-19T14:47:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_607088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_607088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_607088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9026007,
            48.41969766,
            1357.531218,
            -119.8901626,
            48.42146878,
            1571.031218
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.9026006975094,
                  48.42003108232262,
                  1357.531217760896
                ],
                [
                  -119.90251326610628,
                  48.4214687800965,
                  1357.531217760896
                ],
                [
                  -119.89016262705098,
                  48.421135337790915,
                  1571.031217760896
                ],
                [
                  -119.89025040570257,
                  48.41969765675872,
                  1571.031217760896
                ],
                [
                  -119.9026006975094,
                  48.42003108232262,
                  1357.531217760896
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_607088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:38:24Z",
            "pc:count": 1689660,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 729540.7524,
                "count": 1689660,
                "maximum": 730072.2134,
                "minimum": 729157.0934,
                "name": "X",
                "position": 0,
                "stddev": 239.9189411,
                "variance": 57561.09832
              },
              {
                "average": 5367692.663,
                "count": 1689660,
                "maximum": 5367782.193,
                "minimum": 5367622.153,
                "name": "Y",
                "position": 1,
                "stddev": 36.3857862,
                "variance": 1323.925438
              },
              {
                "average": 1433.040442,
                "count": 1689660,
                "maximum": 1571.031218,
                "minimum": 1357.531218,
                "name": "Z",
                "position": 2,
                "stddev": 57.99527568,
                "variance": 3363.452001
              },
              {
                "average": 612.7362025,
                "count": 1689660,
                "maximum": 2769,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 482.2956925,
                "variance": 232609.135
              },
              {
                "average": 1.667772806,
                "count": 1689660,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.856491772,
                "variance": 0.7335781555
              },
              {
                "average": 2.335722571,
                "count": 1689660,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.042651016,
                "variance": 1.087121142
              },
              {
                "average": 0.4973799463,
                "count": 1689660,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999932832,
                "variance": 0.2499932833
              },
              {
                "average": 0.0003408969852,
                "count": 1689660,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01846025396,
                "variance": 0.0003407809761
              },
              {
                "average": 1.225213357,
                "count": 1689660,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4754877638,
                "variance": 0.2260886135
              },
              {
                "average": -2.076230897,
                "count": 1689660,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.06183937,
                "variance": 145.487969
              },
              {
                "average": 0,
                "count": 1689660,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 153.9049004,
                "count": 1689660,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.36108972,
                "variance": 4810.960767
              },
              {
                "average": 216122970.5,
                "count": 1689660,
                "maximum": 216139904.2,
                "minimum": 216046879.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 35682.13975,
                "variance": 1273215097
              },
              {
                "average": 0,
                "count": 1689660,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1689660,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1689660,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1689660,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1689660,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              729157.0934,
              5367622.153,
              1357.531218,
              730072.2134,
              5367782.193,
              1571.031218
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    729157.0934133527,
                    5367622.152606472,
                    1357.531217760896
                  ],
                  [
                    729157.0934133527,
                    5367782.1926064715,
                    1357.531217760896
                  ],
                  [
                    730072.2134133528,
                    5367782.1926064715,
                    1571.031217760896
                  ],
                  [
                    730072.2134133528,
                    5367622.152606472,
                    1571.031217760896
                  ],
                  [
                    729157.0934133527,
                    5367622.152606472,
                    1357.531217760896
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:38:24+00:00",
            "end_time": "2018-07-19T14:47:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45229718440798,
              48.52718734603412,
              1539.0898703781713
            ],
            [
              -120.45159416002714,
              48.541188520952204,
              1539.0898703781713
            ],
            [
              -120.4311692000114,
              48.540734308327494,
              2074.2698703781716
            ],
            [
              -120.43187784394793,
              48.52673335556156,
              2074.2698703781716
            ],
            [
              -120.45229718440798,
              48.52718734603412,
              1539.0898703781713
            ]
          ]
        ]
      },
      "bbox": [
        -120.4522972,
        48.52673336,
        1539.08987,
        -120.4311692,
        48.54118852,
        2074.26987
      ],
      "properties": {
        "datetime": "2018-10-03T18:21:52Z",
        "pc:count": 42178448,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688946.3605,
            "count": 42178448,
            "maximum": 689604.4255,
            "minimum": 688095.3055,
            "name": "X",
            "position": 0,
            "stddev": 372.7975377,
            "variance": 138978.0041
          },
          {
            "average": 5378713.14,
            "count": 42178448,
            "maximum": 5379589.818,
            "minimum": 5378031.958,
            "name": "Y",
            "position": 1,
            "stddev": 410.1375375,
            "variance": 168212.7997
          },
          {
            "average": 1785.112537,
            "count": 42178448,
            "maximum": 2074.26987,
            "minimum": 1539.08987,
            "name": "Z",
            "position": 2,
            "stddev": 102.5392952,
            "variance": 10514.30705
          },
          {
            "average": 442.7160074,
            "count": 42178448,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 363.284044,
            "variance": 131975.2966
          },
          {
            "average": 1.734582624,
            "count": 42178448,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8975202242,
            "variance": 0.8055425529
          },
          {
            "average": 2.469679491,
            "count": 42178448,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.068853941,
            "variance": 1.142448748
          },
          {
            "average": 0.4964059133,
            "count": 42178448,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870883,
            "variance": 0.2499870885
          },
          {
            "average": 0.0002292640071,
            "count": 42178448,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01513973086,
            "variance": 0.0002292114505
          },
          {
            "average": 1.205347788,
            "count": 42178448,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4621923969,
            "variance": 0.2136218118
          },
          {
            "average": 0.9603019932,
            "count": 42178448,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.5259658,
            "variance": 132.8478877
          },
          {
            "average": 0,
            "count": 42178448,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 733.3537872,
            "count": 42178448,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 736.1432134,
            "variance": 541906.8306
          },
          {
            "average": 222625116.8,
            "count": 42178448,
            "maximum": 222626112.4,
            "minimum": 222623824.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 640.3478467,
            "variance": 410045.3647
          },
          {
            "average": 0,
            "count": 42178448,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178448,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178448,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178448,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42178448,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688095.3055,
          5378031.958,
          1539.08987,
          689604.4255,
          5379589.818,
          2074.26987
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688095.3054738039,
                5378031.9583672825,
                1539.0898703781713
              ],
              [
                688095.3054738039,
                5379589.818367282,
                1539.0898703781713
              ],
              [
                689604.425473804,
                5379589.818367282,
                2074.2698703781716
              ],
              [
                689604.425473804,
                5378031.9583672825,
                2074.2698703781716
              ],
              [
                688095.3054738039,
                5378031.9583672825,
                1539.0898703781713
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:21:52+00:00",
        "end_time": "2018-10-03T17:43:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4522972,
            48.52673336,
            1539.08987,
            -120.4311692,
            48.54118852,
            2074.26987
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45229718440798,
                  48.52718734603412,
                  1539.0898703781713
                ],
                [
                  -120.45159416002714,
                  48.541188520952204,
                  1539.0898703781713
                ],
                [
                  -120.4311692000114,
                  48.540734308327494,
                  2074.2698703781716
                ],
                [
                  -120.43187784394793,
                  48.52673335556156,
                  2074.2698703781716
                ],
                [
                  -120.45229718440798,
                  48.52718734603412,
                  1539.0898703781713
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:21:52Z",
            "pc:count": 42178448,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688946.3605,
                "count": 42178448,
                "maximum": 689604.4255,
                "minimum": 688095.3055,
                "name": "X",
                "position": 0,
                "stddev": 372.7975377,
                "variance": 138978.0041
              },
              {
                "average": 5378713.14,
                "count": 42178448,
                "maximum": 5379589.818,
                "minimum": 5378031.958,
                "name": "Y",
                "position": 1,
                "stddev": 410.1375375,
                "variance": 168212.7997
              },
              {
                "average": 1785.112537,
                "count": 42178448,
                "maximum": 2074.26987,
                "minimum": 1539.08987,
                "name": "Z",
                "position": 2,
                "stddev": 102.5392952,
                "variance": 10514.30705
              },
              {
                "average": 442.7160074,
                "count": 42178448,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 363.284044,
                "variance": 131975.2966
              },
              {
                "average": 1.734582624,
                "count": 42178448,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8975202242,
                "variance": 0.8055425529
              },
              {
                "average": 2.469679491,
                "count": 42178448,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.068853941,
                "variance": 1.142448748
              },
              {
                "average": 0.4964059133,
                "count": 42178448,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870883,
                "variance": 0.2499870885
              },
              {
                "average": 0.0002292640071,
                "count": 42178448,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01513973086,
                "variance": 0.0002292114505
              },
              {
                "average": 1.205347788,
                "count": 42178448,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4621923969,
                "variance": 0.2136218118
              },
              {
                "average": 0.9603019932,
                "count": 42178448,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.5259658,
                "variance": 132.8478877
              },
              {
                "average": 0,
                "count": 42178448,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 733.3537872,
                "count": 42178448,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 736.1432134,
                "variance": 541906.8306
              },
              {
                "average": 222625116.8,
                "count": 42178448,
                "maximum": 222626112.4,
                "minimum": 222623824.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 640.3478467,
                "variance": 410045.3647
              },
              {
                "average": 0,
                "count": 42178448,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178448,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178448,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178448,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42178448,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688095.3055,
              5378031.958,
              1539.08987,
              689604.4255,
              5379589.818,
              2074.26987
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688095.3054738039,
                    5378031.9583672825,
                    1539.0898703781713
                  ],
                  [
                    688095.3054738039,
                    5379589.818367282,
                    1539.0898703781713
                  ],
                  [
                    689604.425473804,
                    5379589.818367282,
                    2074.2698703781716
                  ],
                  [
                    689604.425473804,
                    5378031.9583672825,
                    2074.2698703781716
                  ],
                  [
                    688095.3054738039,
                    5378031.9583672825,
                    1539.0898703781713
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:21:52+00:00",
            "end_time": "2018-10-03T17:43:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4931599785678,
              48.48655814250315,
              1643.5391237728047
            ],
            [
              -120.4924692445843,
              48.50055913911071,
              1643.5391237728047
            ],
            [
              -120.47141947795234,
              48.50009837981563,
              2408.519123772805
            ],
            [
              -120.47211599538846,
              48.486097608519344,
              2408.519123772805
            ],
            [
              -120.4931599785678,
              48.48655814250315,
              1643.5391237728047
            ]
          ]
        ]
      },
      "bbox": [
        -120.49316,
        48.48609761,
        1643.539124,
        -120.4714195,
        48.50055914,
        2408.519124
      ],
      "properties": {
        "datetime": "2018-10-03T17:24:39Z",
        "pc:count": 46169750,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686078.1773,
            "count": 46169750,
            "maximum": 686783.2306,
            "minimum": 685226.7506,
            "name": "X",
            "position": 0,
            "stddev": 401.8657841,
            "variance": 161496.1084
          },
          {
            "average": 5374200.376,
            "count": 46169750,
            "maximum": 5374974.332,
            "minimum": 5373416.552,
            "name": "Y",
            "position": 1,
            "stddev": 429.6696711,
            "variance": 184616.0263
          },
          {
            "average": 1967.041317,
            "count": 46169750,
            "maximum": 2408.519124,
            "minimum": 1643.539124,
            "name": "Z",
            "position": 2,
            "stddev": 198.3059558,
            "variance": 39325.2521
          },
          {
            "average": 801.1879189,
            "count": 46169750,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 471.3002221,
            "variance": 222123.8993
          },
          {
            "average": 1.315284077,
            "count": 46169750,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6640753015,
            "variance": 0.440996006
          },
          {
            "average": 1.630551692,
            "count": 46169750,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9530835253,
            "variance": 0.9083682063
          },
          {
            "average": 0.4968564266,
            "count": 46169750,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901233,
            "variance": 0.2499901234
          },
          {
            "average": 0.0002268151766,
            "count": 46169750,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01505867645,
            "variance": 0.0002267637364
          },
          {
            "average": 1.346585741,
            "count": 46169750,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5155627391,
            "variance": 0.2658049379
          },
          {
            "average": 2.455997268,
            "count": 46169750,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.3462855,
            "variance": 128.7381946
          },
          {
            "average": 0,
            "count": 46169750,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.26437254,
            "count": 46169750,
            "maximum": 112,
            "minimum": 59,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 24.34663557,
            "variance": 592.7586636
          },
          {
            "average": 222248872.4,
            "count": 46169750,
            "maximum": 222622679,
            "minimum": 222018575.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 292755.8869,
            "variance": 85706009310.0
          },
          {
            "average": 0,
            "count": 46169750,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46169750,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46169750,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46169750,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46169750,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685226.7506,
          5373416.552,
          1643.539124,
          686783.2306,
          5374974.332,
          2408.519124
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685226.7506122121,
                5373416.551536289,
                1643.5391237728047
              ],
              [
                685226.7506122121,
                5374974.331536288,
                1643.5391237728047
              ],
              [
                686783.2306122121,
                5374974.331536288,
                2408.519123772805
              ],
              [
                686783.2306122121,
                5373416.551536289,
                2408.519123772805
              ],
              [
                685226.7506122121,
                5373416.551536289,
                1643.5391237728047
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:24:39+00:00",
        "end_time": "2018-09-26T17:36:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.49316,
            48.48609761,
            1643.539124,
            -120.4714195,
            48.50055914,
            2408.519124
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4931599785678,
                  48.48655814250315,
                  1643.5391237728047
                ],
                [
                  -120.4924692445843,
                  48.50055913911071,
                  1643.5391237728047
                ],
                [
                  -120.47141947795234,
                  48.50009837981563,
                  2408.519123772805
                ],
                [
                  -120.47211599538846,
                  48.486097608519344,
                  2408.519123772805
                ],
                [
                  -120.4931599785678,
                  48.48655814250315,
                  1643.5391237728047
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:24:39Z",
            "pc:count": 46169750,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686078.1773,
                "count": 46169750,
                "maximum": 686783.2306,
                "minimum": 685226.7506,
                "name": "X",
                "position": 0,
                "stddev": 401.8657841,
                "variance": 161496.1084
              },
              {
                "average": 5374200.376,
                "count": 46169750,
                "maximum": 5374974.332,
                "minimum": 5373416.552,
                "name": "Y",
                "position": 1,
                "stddev": 429.6696711,
                "variance": 184616.0263
              },
              {
                "average": 1967.041317,
                "count": 46169750,
                "maximum": 2408.519124,
                "minimum": 1643.539124,
                "name": "Z",
                "position": 2,
                "stddev": 198.3059558,
                "variance": 39325.2521
              },
              {
                "average": 801.1879189,
                "count": 46169750,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 471.3002221,
                "variance": 222123.8993
              },
              {
                "average": 1.315284077,
                "count": 46169750,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6640753015,
                "variance": 0.440996006
              },
              {
                "average": 1.630551692,
                "count": 46169750,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9530835253,
                "variance": 0.9083682063
              },
              {
                "average": 0.4968564266,
                "count": 46169750,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901233,
                "variance": 0.2499901234
              },
              {
                "average": 0.0002268151766,
                "count": 46169750,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01505867645,
                "variance": 0.0002267637364
              },
              {
                "average": 1.346585741,
                "count": 46169750,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5155627391,
                "variance": 0.2658049379
              },
              {
                "average": 2.455997268,
                "count": 46169750,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.3462855,
                "variance": 128.7381946
              },
              {
                "average": 0,
                "count": 46169750,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.26437254,
                "count": 46169750,
                "maximum": 112,
                "minimum": 59,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 24.34663557,
                "variance": 592.7586636
              },
              {
                "average": 222248872.4,
                "count": 46169750,
                "maximum": 222622679,
                "minimum": 222018575.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 292755.8869,
                "variance": 85706009310.0
              },
              {
                "average": 0,
                "count": 46169750,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46169750,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46169750,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46169750,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46169750,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685226.7506,
              5373416.552,
              1643.539124,
              686783.2306,
              5374974.332,
              2408.519124
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685226.7506122121,
                    5373416.551536289,
                    1643.5391237728047
                  ],
                  [
                    685226.7506122121,
                    5374974.331536288,
                    1643.5391237728047
                  ],
                  [
                    686783.2306122121,
                    5374974.331536288,
                    2408.519123772805
                  ],
                  [
                    686783.2306122121,
                    5373416.551536289,
                    2408.519123772805
                  ],
                  [
                    685226.7506122121,
                    5373416.551536289,
                    1643.5391237728047
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:24:39+00:00",
            "end_time": "2018-09-26T17:36:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.49241348900932,
              48.40559215876124,
              860.8637036770072
            ],
            [
              -120.491724625761,
              48.41959100839015,
              860.8637036770072
            ],
            [
              -120.47070751010423,
              48.41913066834525,
              1512.483703677007
            ],
            [
              -120.47140213047695,
              48.40513204371007,
              1512.483703677007
            ],
            [
              -120.49241348900932,
              48.40559215876124,
              860.8637036770072
            ]
          ]
        ]
      },
      "bbox": [
        -120.4924135,
        48.40513204,
        860.8637037,
        -120.4707075,
        48.41959101,
        1512.483704
      ],
      "properties": {
        "datetime": "2018-10-03T17:33:43Z",
        "pc:count": 44004037,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686400.6452,
            "count": 44004037,
            "maximum": 687133.351,
            "minimum": 685576.811,
            "name": "X",
            "position": 0,
            "stddev": 427.2385611,
            "variance": 182532.7881
          },
          {
            "average": 5365223.253,
            "count": 44004037,
            "maximum": 5365977.173,
            "minimum": 5364419.653,
            "name": "Y",
            "position": 1,
            "stddev": 431.6623399,
            "variance": 186332.3757
          },
          {
            "average": 1022.195262,
            "count": 44004037,
            "maximum": 1512.483704,
            "minimum": 860.8637037,
            "name": "Z",
            "position": 2,
            "stddev": 154.7678357,
            "variance": 23953.08298
          },
          {
            "average": 563.1605193,
            "count": 44004037,
            "maximum": 4095,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 331.1976955,
            "variance": 109691.9135
          },
          {
            "average": 1.28162407,
            "count": 44004037,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5286880969,
            "variance": 0.2795111038
          },
          {
            "average": 1.563209621,
            "count": 44004037,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6911355803,
            "variance": 0.4776683904
          },
          {
            "average": 0.4986091617,
            "count": 44004037,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999980712,
            "variance": 0.2499980712
          },
          {
            "average": 0.0002946775088,
            "count": 44004037,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01716364415,
            "variance": 0.0002945906807
          },
          {
            "average": 1.219174504,
            "count": 44004037,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4477565675,
            "variance": 0.2004859437
          },
          {
            "average": 1.992813198,
            "count": 44004037,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.371947718,
            "variance": 87.83340404
          },
          {
            "average": 0,
            "count": 44004037,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.20162391,
            "count": 44004037,
            "maximum": 113,
            "minimum": 59,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 24.47142815,
            "variance": 598.8507958
          },
          {
            "average": 222248585.1,
            "count": 44004037,
            "maximum": 222623223.7,
            "minimum": 222018427.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 292720.6188,
            "variance": 85685360700.0
          },
          {
            "average": 0,
            "count": 44004037,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44004037,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44004037,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44004037,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44004037,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685576.811,
          5364419.653,
          860.8637037,
          687133.351,
          5365977.173,
          1512.483704
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685576.8110392471,
                5364419.652817173,
                860.8637036770072
              ],
              [
                685576.8110392471,
                5365977.1728171725,
                860.8637036770072
              ],
              [
                687133.3510392471,
                5365977.1728171725,
                1512.483703677007
              ],
              [
                687133.3510392471,
                5364419.652817173,
                1512.483703677007
              ],
              [
                685576.8110392471,
                5364419.652817173,
                860.8637036770072
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:33:43+00:00",
        "end_time": "2018-09-26T17:33:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4924135,
            48.40513204,
            860.8637037,
            -120.4707075,
            48.41959101,
            1512.483704
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.49241348900932,
                  48.40559215876124,
                  860.8637036770072
                ],
                [
                  -120.491724625761,
                  48.41959100839015,
                  860.8637036770072
                ],
                [
                  -120.47070751010423,
                  48.41913066834525,
                  1512.483703677007
                ],
                [
                  -120.47140213047695,
                  48.40513204371007,
                  1512.483703677007
                ],
                [
                  -120.49241348900932,
                  48.40559215876124,
                  860.8637036770072
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:33:43Z",
            "pc:count": 44004037,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686400.6452,
                "count": 44004037,
                "maximum": 687133.351,
                "minimum": 685576.811,
                "name": "X",
                "position": 0,
                "stddev": 427.2385611,
                "variance": 182532.7881
              },
              {
                "average": 5365223.253,
                "count": 44004037,
                "maximum": 5365977.173,
                "minimum": 5364419.653,
                "name": "Y",
                "position": 1,
                "stddev": 431.6623399,
                "variance": 186332.3757
              },
              {
                "average": 1022.195262,
                "count": 44004037,
                "maximum": 1512.483704,
                "minimum": 860.8637037,
                "name": "Z",
                "position": 2,
                "stddev": 154.7678357,
                "variance": 23953.08298
              },
              {
                "average": 563.1605193,
                "count": 44004037,
                "maximum": 4095,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 331.1976955,
                "variance": 109691.9135
              },
              {
                "average": 1.28162407,
                "count": 44004037,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5286880969,
                "variance": 0.2795111038
              },
              {
                "average": 1.563209621,
                "count": 44004037,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6911355803,
                "variance": 0.4776683904
              },
              {
                "average": 0.4986091617,
                "count": 44004037,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999980712,
                "variance": 0.2499980712
              },
              {
                "average": 0.0002946775088,
                "count": 44004037,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01716364415,
                "variance": 0.0002945906807
              },
              {
                "average": 1.219174504,
                "count": 44004037,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4477565675,
                "variance": 0.2004859437
              },
              {
                "average": 1.992813198,
                "count": 44004037,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.371947718,
                "variance": 87.83340404
              },
              {
                "average": 0,
                "count": 44004037,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.20162391,
                "count": 44004037,
                "maximum": 113,
                "minimum": 59,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 24.47142815,
                "variance": 598.8507958
              },
              {
                "average": 222248585.1,
                "count": 44004037,
                "maximum": 222623223.7,
                "minimum": 222018427.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 292720.6188,
                "variance": 85685360700.0
              },
              {
                "average": 0,
                "count": 44004037,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44004037,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44004037,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44004037,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44004037,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685576.811,
              5364419.653,
              860.8637037,
              687133.351,
              5365977.173,
              1512.483704
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685576.8110392471,
                    5364419.652817173,
                    860.8637036770072
                  ],
                  [
                    685576.8110392471,
                    5365977.1728171725,
                    860.8637036770072
                  ],
                  [
                    687133.3510392471,
                    5365977.1728171725,
                    1512.483703677007
                  ],
                  [
                    687133.3510392471,
                    5364419.652817173,
                    1512.483703677007
                  ],
                  [
                    685576.8110392471,
                    5364419.652817173,
                    860.8637036770072
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:33:43+00:00",
            "end_time": "2018-09-26T17:33:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_572588_1635808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35277358352693,
              48.783958288497814,
              2116.9817571712533
            ],
            [
              -120.35273406218431,
              48.784709187257555,
              2116.9817571712533
            ],
            [
              -120.35230814746012,
              48.784699397301004,
              2216.601757171253
            ],
            [
              -120.35234767514315,
              48.783948498798416,
              2216.601757171253
            ],
            [
              -120.35277358352693,
              48.783958288497814,
              2116.9817571712533
            ]
          ]
        ]
      },
      "bbox": [
        -120.3527736,
        48.7839485,
        2116.981757,
        -120.3523081,
        48.78470919,
        2216.601757
      ],
      "properties": {
        "datetime": "2018-10-11T17:33:44Z",
        "pc:count": 9499,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694471.599,
            "count": 9499,
            "maximum": 694483.1481,
            "minimum": 694451.8281,
            "name": "X",
            "position": 0,
            "stddev": 7.236886159,
            "variance": 52.37252128
          },
          {
            "average": 5406846.225,
            "count": 9499,
            "maximum": 5406903.693,
            "minimum": 5406820.133,
            "name": "Y",
            "position": 1,
            "stddev": 19.24238814,
            "variance": 370.2695011
          },
          {
            "average": 2181.810246,
            "count": 9499,
            "maximum": 2216.601757,
            "minimum": 2116.981757,
            "name": "Z",
            "position": 2,
            "stddev": 26.33223467,
            "variance": 693.3865827
          },
          {
            "average": 1062.776924,
            "count": 9499,
            "maximum": 2575,
            "minimum": 11,
            "name": "Intensity",
            "position": 3,
            "stddev": 699.16163,
            "variance": 488826.9849
          },
          {
            "average": 1.231076955,
            "count": 9499,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.524989956,
            "variance": 0.2756144539
          },
          {
            "average": 1.461311717,
            "count": 9499,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.735535185,
            "variance": 0.5410120084
          },
          {
            "average": 0.4940520055,
            "count": 9499,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999909389,
            "variance": 0.249990939
          },
          {
            "average": 0,
            "count": 9499,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.574165702,
            "count": 9499,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5039849898,
            "variance": 0.25400087
          },
          {
            "average": 0.436496041,
            "count": 9499,
            "maximum": 1.001999974,
            "minimum": -1.001999974,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.512976682,
            "variance": 0.2631450762
          },
          {
            "average": 0,
            "count": 9499,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 125,
            "count": 9499,
            "maximum": 125,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 223314424.5,
            "count": 9499,
            "maximum": 223314424.9,
            "minimum": 223314423.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.28995396,
            "variance": 0.08407329891
          },
          {
            "average": 0,
            "count": 9499,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9499,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9499,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9499,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9499,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694451.8281,
          5406820.133,
          2116.981757,
          694483.1481,
          5406903.693,
          2216.601757
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694451.8281044405,
                5406820.133010262,
                2116.9817571712533
              ],
              [
                694451.8281044405,
                5406903.693010262,
                2116.9817571712533
              ],
              [
                694483.1481044405,
                5406903.693010262,
                2216.601757171253
              ],
              [
                694483.1481044405,
                5406820.133010262,
                2216.601757171253
              ],
              [
                694451.8281044405,
                5406820.133010262,
                2116.9817571712533
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:33:44+00:00",
        "end_time": "2018-10-11T17:33:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_572588_1635808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_572588_1635808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_572588_1635808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_572588_1635808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3527736,
            48.7839485,
            2116.981757,
            -120.3523081,
            48.78470919,
            2216.601757
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35277358352693,
                  48.783958288497814,
                  2116.9817571712533
                ],
                [
                  -120.35273406218431,
                  48.784709187257555,
                  2116.9817571712533
                ],
                [
                  -120.35230814746012,
                  48.784699397301004,
                  2216.601757171253
                ],
                [
                  -120.35234767514315,
                  48.783948498798416,
                  2216.601757171253
                ],
                [
                  -120.35277358352693,
                  48.783958288497814,
                  2116.9817571712533
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_572588_1635808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_572588_1635808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:33:44Z",
            "pc:count": 9499,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694471.599,
                "count": 9499,
                "maximum": 694483.1481,
                "minimum": 694451.8281,
                "name": "X",
                "position": 0,
                "stddev": 7.236886159,
                "variance": 52.37252128
              },
              {
                "average": 5406846.225,
                "count": 9499,
                "maximum": 5406903.693,
                "minimum": 5406820.133,
                "name": "Y",
                "position": 1,
                "stddev": 19.24238814,
                "variance": 370.2695011
              },
              {
                "average": 2181.810246,
                "count": 9499,
                "maximum": 2216.601757,
                "minimum": 2116.981757,
                "name": "Z",
                "position": 2,
                "stddev": 26.33223467,
                "variance": 693.3865827
              },
              {
                "average": 1062.776924,
                "count": 9499,
                "maximum": 2575,
                "minimum": 11,
                "name": "Intensity",
                "position": 3,
                "stddev": 699.16163,
                "variance": 488826.9849
              },
              {
                "average": 1.231076955,
                "count": 9499,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.524989956,
                "variance": 0.2756144539
              },
              {
                "average": 1.461311717,
                "count": 9499,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.735535185,
                "variance": 0.5410120084
              },
              {
                "average": 0.4940520055,
                "count": 9499,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999909389,
                "variance": 0.249990939
              },
              {
                "average": 0,
                "count": 9499,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.574165702,
                "count": 9499,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5039849898,
                "variance": 0.25400087
              },
              {
                "average": 0.436496041,
                "count": 9499,
                "maximum": 1.001999974,
                "minimum": -1.001999974,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.512976682,
                "variance": 0.2631450762
              },
              {
                "average": 0,
                "count": 9499,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 125,
                "count": 9499,
                "maximum": 125,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 223314424.5,
                "count": 9499,
                "maximum": 223314424.9,
                "minimum": 223314423.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.28995396,
                "variance": 0.08407329891
              },
              {
                "average": 0,
                "count": 9499,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9499,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9499,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9499,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9499,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694451.8281,
              5406820.133,
              2116.981757,
              694483.1481,
              5406903.693,
              2216.601757
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694451.8281044405,
                    5406820.133010262,
                    2116.9817571712533
                  ],
                  [
                    694451.8281044405,
                    5406903.693010262,
                    2116.9817571712533
                  ],
                  [
                    694483.1481044405,
                    5406903.693010262,
                    2216.601757171253
                  ],
                  [
                    694483.1481044405,
                    5406820.133010262,
                    2216.601757171253
                  ],
                  [
                    694451.8281044405,
                    5406820.133010262,
                    2116.9817571712533
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:33:44+00:00",
            "end_time": "2018-10-11T17:33:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_572588_1634308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35419065342025,
              48.77707937758889,
              2194.7048115090925
            ],
            [
              -120.35382701880783,
              48.783992582278586,
              2194.7048115090925
            ],
            [
              -120.35193762714849,
              48.78394915903357,
              2358.5048115090926
            ],
            [
              -120.35230152065984,
              48.77703596484344,
              2358.5048115090926
            ],
            [
              -120.35419065342025,
              48.77707937758889,
              2194.7048115090925
            ]
          ]
        ]
      },
      "bbox": [
        -120.3541907,
        48.77703596,
        2194.704812,
        -120.3519376,
        48.78399258,
        2358.504812
      ],
      "properties": {
        "datetime": "2018-10-11T17:33:56Z",
        "pc:count": 402720,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694455.3345,
            "count": 402720,
            "maximum": 694513.2628,
            "minimum": 694374.3228,
            "name": "X",
            "position": 0,
            "stddev": 30.03130546,
            "variance": 901.8793077
          },
          {
            "average": 5406486.984,
            "count": 402720,
            "maximum": 5406821.254,
            "minimum": 5406051.954,
            "name": "Y",
            "position": 1,
            "stddev": 169.8406238,
            "variance": 28845.83748
          },
          {
            "average": 2302.852664,
            "count": 402720,
            "maximum": 2358.504812,
            "minimum": 2194.704812,
            "name": "Z",
            "position": 2,
            "stddev": 37.66063065,
            "variance": 1418.323101
          },
          {
            "average": 1182.481508,
            "count": 402720,
            "maximum": 2990,
            "minimum": 10,
            "name": "Intensity",
            "position": 3,
            "stddev": 654.3947415,
            "variance": 428232.4777
          },
          {
            "average": 1.195373957,
            "count": 402720,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5514479752,
            "variance": 0.3040948693
          },
          {
            "average": 1.391440703,
            "count": 402720,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8247520671,
            "variance": 0.6802159722
          },
          {
            "average": 0.491651768,
            "count": 402720,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999309229,
            "variance": 0.2499309276
          },
          {
            "average": 0,
            "count": 402720,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.642056516,
            "count": 402720,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5901401427,
            "variance": 0.348265388
          },
          {
            "average": -1.476234722,
            "count": 402720,
            "maximum": 1.001999974,
            "minimum": -4.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.538826323,
            "variance": 2.367986452
          },
          {
            "average": 0,
            "count": 402720,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 125,
            "count": 402720,
            "maximum": 125,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 223314430.2,
            "count": 402720,
            "maximum": 223314436.9,
            "minimum": 223314424.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2.730553414,
            "variance": 7.455921949
          },
          {
            "average": 0,
            "count": 402720,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 402720,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 402720,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 402720,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 402720,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694374.3228,
          5406051.954,
          2194.704812,
          694513.2628,
          5406821.254,
          2358.504812
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694374.3227913292,
                5406051.954120273,
                2194.7048115090925
              ],
              [
                694374.3227913292,
                5406821.2541202735,
                2194.7048115090925
              ],
              [
                694513.2627913292,
                5406821.2541202735,
                2358.5048115090926
              ],
              [
                694513.2627913292,
                5406051.954120273,
                2358.5048115090926
              ],
              [
                694374.3227913292,
                5406051.954120273,
                2194.7048115090925
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:33:56+00:00",
        "end_time": "2018-10-11T17:33:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_572588_1634308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_572588_1634308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_572588_1634308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_572588_1634308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3541907,
            48.77703596,
            2194.704812,
            -120.3519376,
            48.78399258,
            2358.504812
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35419065342025,
                  48.77707937758889,
                  2194.7048115090925
                ],
                [
                  -120.35382701880783,
                  48.783992582278586,
                  2194.7048115090925
                ],
                [
                  -120.35193762714849,
                  48.78394915903357,
                  2358.5048115090926
                ],
                [
                  -120.35230152065984,
                  48.77703596484344,
                  2358.5048115090926
                ],
                [
                  -120.35419065342025,
                  48.77707937758889,
                  2194.7048115090925
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_572588_1634308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_572588_1634308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:33:56Z",
            "pc:count": 402720,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694455.3345,
                "count": 402720,
                "maximum": 694513.2628,
                "minimum": 694374.3228,
                "name": "X",
                "position": 0,
                "stddev": 30.03130546,
                "variance": 901.8793077
              },
              {
                "average": 5406486.984,
                "count": 402720,
                "maximum": 5406821.254,
                "minimum": 5406051.954,
                "name": "Y",
                "position": 1,
                "stddev": 169.8406238,
                "variance": 28845.83748
              },
              {
                "average": 2302.852664,
                "count": 402720,
                "maximum": 2358.504812,
                "minimum": 2194.704812,
                "name": "Z",
                "position": 2,
                "stddev": 37.66063065,
                "variance": 1418.323101
              },
              {
                "average": 1182.481508,
                "count": 402720,
                "maximum": 2990,
                "minimum": 10,
                "name": "Intensity",
                "position": 3,
                "stddev": 654.3947415,
                "variance": 428232.4777
              },
              {
                "average": 1.195373957,
                "count": 402720,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5514479752,
                "variance": 0.3040948693
              },
              {
                "average": 1.391440703,
                "count": 402720,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8247520671,
                "variance": 0.6802159722
              },
              {
                "average": 0.491651768,
                "count": 402720,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999309229,
                "variance": 0.2499309276
              },
              {
                "average": 0,
                "count": 402720,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.642056516,
                "count": 402720,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5901401427,
                "variance": 0.348265388
              },
              {
                "average": -1.476234722,
                "count": 402720,
                "maximum": 1.001999974,
                "minimum": -4.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.538826323,
                "variance": 2.367986452
              },
              {
                "average": 0,
                "count": 402720,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 125,
                "count": 402720,
                "maximum": 125,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 223314430.2,
                "count": 402720,
                "maximum": 223314436.9,
                "minimum": 223314424.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2.730553414,
                "variance": 7.455921949
              },
              {
                "average": 0,
                "count": 402720,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 402720,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 402720,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 402720,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 402720,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694374.3228,
              5406051.954,
              2194.704812,
              694513.2628,
              5406821.254,
              2358.504812
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694374.3227913292,
                    5406051.954120273,
                    2194.7048115090925
                  ],
                  [
                    694374.3227913292,
                    5406821.2541202735,
                    2194.7048115090925
                  ],
                  [
                    694513.2627913292,
                    5406821.2541202735,
                    2358.5048115090926
                  ],
                  [
                    694513.2627913292,
                    5406051.954120273,
                    2358.5048115090926
                  ],
                  [
                    694374.3227913292,
                    5406051.954120273,
                    2194.7048115090925
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:33:56+00:00",
            "end_time": "2018-10-11T17:33:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37099289295904,
              48.41952023590037,
              877.6076147998654
            ],
            [
              -120.37027020445615,
              48.43352041487346,
              877.6076147998654
            ],
            [
              -120.34924881930047,
              48.43303777716719,
              1307.4476147998655
            ],
            [
              -120.34997726836623,
              48.41903783412217,
              1307.4476147998655
            ],
            [
              -120.37099289295904,
              48.41952023590037,
              877.6076147998654
            ]
          ]
        ]
      },
      "bbox": [
        -120.3709929,
        48.41903783,
        877.6076148,
        -120.3492488,
        48.43352041,
        1307.447615
      ],
      "properties": {
        "datetime": "2018-10-11T17:54:06Z",
        "pc:count": 34469779,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695349.5788,
            "count": 34469779,
            "maximum": 696065.3722,
            "minimum": 694508.7922,
            "name": "X",
            "position": 0,
            "stddev": 443.4676107,
            "variance": 196663.5218
          },
          {
            "average": 5367074.207,
            "count": 34469779,
            "maximum": 5367826.853,
            "minimum": 5366269.033,
            "name": "Y",
            "position": 1,
            "stddev": 436.0342532,
            "variance": 190125.87
          },
          {
            "average": 1015.976768,
            "count": 34469779,
            "maximum": 1307.447615,
            "minimum": 877.6076148,
            "name": "Z",
            "position": 2,
            "stddev": 81.34562338,
            "variance": 6617.110442
          },
          {
            "average": 589.7534474,
            "count": 34469779,
            "maximum": 4095,
            "minimum": 68,
            "name": "Intensity",
            "position": 3,
            "stddev": 298.8769037,
            "variance": 89327.40357
          },
          {
            "average": 1.241043292,
            "count": 34469779,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5266579636,
            "variance": 0.2773686106
          },
          {
            "average": 1.481997346,
            "count": 34469779,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7299671047,
            "variance": 0.5328519739
          },
          {
            "average": 0.497464141,
            "count": 34469779,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935766,
            "variance": 0.2499935767
          },
          {
            "average": 0.0003065003695,
            "count": 34469779,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01750446903,
            "variance": 0.0003064064359
          },
          {
            "average": 1.362381349,
            "count": 34469779,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5487778479,
            "variance": 0.3011571263
          },
          {
            "average": -0.8180826123,
            "count": 34469779,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.82935234,
            "variance": 117.2748721
          },
          {
            "average": 0,
            "count": 34469779,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 119.0157992,
            "count": 34469779,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.806957783,
            "variance": 77.56250539
          },
          {
            "average": 223139418.5,
            "count": 34469779,
            "maximum": 223315646.3,
            "minimum": 222710833.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 273641.6516,
            "variance": 74879753490.0
          },
          {
            "average": 0,
            "count": 34469779,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34469779,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34469779,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34469779,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34469779,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694508.7922,
          5366269.033,
          877.6076148,
          696065.3722,
          5367826.853,
          1307.447615
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694508.792169383,
                5366269.032866924,
                877.6076147998654
              ],
              [
                694508.792169383,
                5367826.852866924,
                877.6076147998654
              ],
              [
                696065.3721693831,
                5367826.852866924,
                1307.4476147998655
              ],
              [
                696065.3721693831,
                5366269.032866924,
                1307.4476147998655
              ],
              [
                694508.792169383,
                5366269.032866924,
                877.6076147998654
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:54:06+00:00",
        "end_time": "2018-10-04T17:53:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3709929,
            48.41903783,
            877.6076148,
            -120.3492488,
            48.43352041,
            1307.447615
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37099289295904,
                  48.41952023590037,
                  877.6076147998654
                ],
                [
                  -120.37027020445615,
                  48.43352041487346,
                  877.6076147998654
                ],
                [
                  -120.34924881930047,
                  48.43303777716719,
                  1307.4476147998655
                ],
                [
                  -120.34997726836623,
                  48.41903783412217,
                  1307.4476147998655
                ],
                [
                  -120.37099289295904,
                  48.41952023590037,
                  877.6076147998654
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:54:06Z",
            "pc:count": 34469779,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695349.5788,
                "count": 34469779,
                "maximum": 696065.3722,
                "minimum": 694508.7922,
                "name": "X",
                "position": 0,
                "stddev": 443.4676107,
                "variance": 196663.5218
              },
              {
                "average": 5367074.207,
                "count": 34469779,
                "maximum": 5367826.853,
                "minimum": 5366269.033,
                "name": "Y",
                "position": 1,
                "stddev": 436.0342532,
                "variance": 190125.87
              },
              {
                "average": 1015.976768,
                "count": 34469779,
                "maximum": 1307.447615,
                "minimum": 877.6076148,
                "name": "Z",
                "position": 2,
                "stddev": 81.34562338,
                "variance": 6617.110442
              },
              {
                "average": 589.7534474,
                "count": 34469779,
                "maximum": 4095,
                "minimum": 68,
                "name": "Intensity",
                "position": 3,
                "stddev": 298.8769037,
                "variance": 89327.40357
              },
              {
                "average": 1.241043292,
                "count": 34469779,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5266579636,
                "variance": 0.2773686106
              },
              {
                "average": 1.481997346,
                "count": 34469779,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7299671047,
                "variance": 0.5328519739
              },
              {
                "average": 0.497464141,
                "count": 34469779,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935766,
                "variance": 0.2499935767
              },
              {
                "average": 0.0003065003695,
                "count": 34469779,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01750446903,
                "variance": 0.0003064064359
              },
              {
                "average": 1.362381349,
                "count": 34469779,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5487778479,
                "variance": 0.3011571263
              },
              {
                "average": -0.8180826123,
                "count": 34469779,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.82935234,
                "variance": 117.2748721
              },
              {
                "average": 0,
                "count": 34469779,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 119.0157992,
                "count": 34469779,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.806957783,
                "variance": 77.56250539
              },
              {
                "average": 223139418.5,
                "count": 34469779,
                "maximum": 223315646.3,
                "minimum": 222710833.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 273641.6516,
                "variance": 74879753490.0
              },
              {
                "average": 0,
                "count": 34469779,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34469779,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34469779,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34469779,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34469779,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694508.7922,
              5366269.033,
              877.6076148,
              696065.3722,
              5367826.853,
              1307.447615
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694508.792169383,
                    5366269.032866924,
                    877.6076147998654
                  ],
                  [
                    694508.792169383,
                    5367826.852866924,
                    877.6076147998654
                  ],
                  [
                    696065.3721693831,
                    5367826.852866924,
                    1307.4476147998655
                  ],
                  [
                    696065.3721693831,
                    5366269.032866924,
                    1307.4476147998655
                  ],
                  [
                    694508.792169383,
                    5366269.032866924,
                    877.6076147998654
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:54:06+00:00",
            "end_time": "2018-10-04T17:53:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37254065842565,
              48.7299116974526,
              1919.5014681335415
            ],
            [
              -120.37183298383646,
              48.74347978165194,
              1919.5014681335415
            ],
            [
              -120.35130356913184,
              48.743009420904,
              2404.5814681335414
            ],
            [
              -120.35201675589073,
              48.72944155984407,
              2404.5814681335414
            ],
            [
              -120.37254065842565,
              48.7299116974526,
              1919.5014681335415
            ]
          ]
        ]
      },
      "bbox": [
        -120.3725407,
        48.72944156,
        1919.501468,
        -120.3513036,
        48.74347978,
        2404.581468
      ],
      "properties": {
        "datetime": "2018-10-11T18:03:05Z",
        "pc:count": 18561088,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694165.9866,
            "count": 18561088,
            "maximum": 694718.1295,
            "minimum": 693207.2495,
            "name": "X",
            "position": 0,
            "stddev": 383.4456308,
            "variance": 147030.5518
          },
          {
            "average": 5401350.367,
            "count": 18561088,
            "maximum": 5402272.619,
            "minimum": 5400762.799,
            "name": "Y",
            "position": 1,
            "stddev": 391.547492,
            "variance": 153309.4385
          },
          {
            "average": 2120.329551,
            "count": 18561088,
            "maximum": 2404.581468,
            "minimum": 1919.501468,
            "name": "Z",
            "position": 2,
            "stddev": 85.47263347,
            "variance": 7305.571072
          },
          {
            "average": 1027.58046,
            "count": 18561088,
            "maximum": 4034,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 671.2643892,
            "variance": 450595.8802
          },
          {
            "average": 1.192108782,
            "count": 18561088,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5409166893,
            "variance": 0.2925908648
          },
          {
            "average": 1.384206087,
            "count": 18561088,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.805478862,
            "variance": 0.6487961971
          },
          {
            "average": 0.4973182068,
            "count": 18561088,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928214,
            "variance": 0.2499928215
          },
          {
            "average": 0.0002941637904,
            "count": 18561088,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0171486814,
            "variance": 0.0002940772739
          },
          {
            "average": 1.498382099,
            "count": 18561088,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5588542738,
            "variance": 0.3123180994
          },
          {
            "average": -5.442147891,
            "count": 18561088,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.97993153,
            "variance": 168.4786226
          },
          {
            "average": 0,
            "count": 18561088,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 120.7579361,
            "count": 18561088,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.455826761,
            "variance": 55.58935269
          },
          {
            "average": 223188260.4,
            "count": 18561088,
            "maximum": 223316185.3,
            "minimum": 222710321.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 245115.3028,
            "variance": 60081511660.0
          },
          {
            "average": 0,
            "count": 18561088,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18561088,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18561088,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18561088,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18561088,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693207.2495,
          5400762.799,
          1919.501468,
          694718.1295,
          5402272.619,
          2404.581468
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693207.2494870946,
                5400762.799352331,
                1919.5014681335415
              ],
              [
                693207.2494870946,
                5402272.619352331,
                1919.5014681335415
              ],
              [
                694718.1294870945,
                5402272.619352331,
                2404.5814681335414
              ],
              [
                694718.1294870945,
                5400762.799352331,
                2404.5814681335414
              ],
              [
                693207.2494870946,
                5400762.799352331,
                1919.5014681335415
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:03:05+00:00",
        "end_time": "2018-10-04T17:45:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3725407,
            48.72944156,
            1919.501468,
            -120.3513036,
            48.74347978,
            2404.581468
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37254065842565,
                  48.7299116974526,
                  1919.5014681335415
                ],
                [
                  -120.37183298383646,
                  48.74347978165194,
                  1919.5014681335415
                ],
                [
                  -120.35130356913184,
                  48.743009420904,
                  2404.5814681335414
                ],
                [
                  -120.35201675589073,
                  48.72944155984407,
                  2404.5814681335414
                ],
                [
                  -120.37254065842565,
                  48.7299116974526,
                  1919.5014681335415
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:03:05Z",
            "pc:count": 18561088,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694165.9866,
                "count": 18561088,
                "maximum": 694718.1295,
                "minimum": 693207.2495,
                "name": "X",
                "position": 0,
                "stddev": 383.4456308,
                "variance": 147030.5518
              },
              {
                "average": 5401350.367,
                "count": 18561088,
                "maximum": 5402272.619,
                "minimum": 5400762.799,
                "name": "Y",
                "position": 1,
                "stddev": 391.547492,
                "variance": 153309.4385
              },
              {
                "average": 2120.329551,
                "count": 18561088,
                "maximum": 2404.581468,
                "minimum": 1919.501468,
                "name": "Z",
                "position": 2,
                "stddev": 85.47263347,
                "variance": 7305.571072
              },
              {
                "average": 1027.58046,
                "count": 18561088,
                "maximum": 4034,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 671.2643892,
                "variance": 450595.8802
              },
              {
                "average": 1.192108782,
                "count": 18561088,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5409166893,
                "variance": 0.2925908648
              },
              {
                "average": 1.384206087,
                "count": 18561088,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.805478862,
                "variance": 0.6487961971
              },
              {
                "average": 0.4973182068,
                "count": 18561088,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928214,
                "variance": 0.2499928215
              },
              {
                "average": 0.0002941637904,
                "count": 18561088,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0171486814,
                "variance": 0.0002940772739
              },
              {
                "average": 1.498382099,
                "count": 18561088,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5588542738,
                "variance": 0.3123180994
              },
              {
                "average": -5.442147891,
                "count": 18561088,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.97993153,
                "variance": 168.4786226
              },
              {
                "average": 0,
                "count": 18561088,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 120.7579361,
                "count": 18561088,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.455826761,
                "variance": 55.58935269
              },
              {
                "average": 223188260.4,
                "count": 18561088,
                "maximum": 223316185.3,
                "minimum": 222710321.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 245115.3028,
                "variance": 60081511660.0
              },
              {
                "average": 0,
                "count": 18561088,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18561088,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18561088,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18561088,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18561088,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693207.2495,
              5400762.799,
              1919.501468,
              694718.1295,
              5402272.619,
              2404.581468
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693207.2494870946,
                    5400762.799352331,
                    1919.5014681335415
                  ],
                  [
                    693207.2494870946,
                    5402272.619352331,
                    1919.5014681335415
                  ],
                  [
                    694718.1294870945,
                    5402272.619352331,
                    2404.5814681335414
                  ],
                  [
                    694718.1294870945,
                    5400762.799352331,
                    2404.5814681335414
                  ],
                  [
                    693207.2494870946,
                    5400762.799352331,
                    1919.5014681335415
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:03:05+00:00",
            "end_time": "2018-10-04T17:45:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_607088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.90513695956302,
              48.37957210034193,
              1125.1787503780204
            ],
            [
              -119.90429541718149,
              48.39343659842538,
              1125.1787503780204
            ],
            [
              -119.88331722361944,
              48.392869698258146,
              1372.0787503780205
            ],
            [
              -119.88416444632273,
              48.379005474560984,
              1372.0787503780205
            ],
            [
              -119.90513695956302,
              48.37957210034193,
              1125.1787503780204
            ]
          ]
        ]
      },
      "bbox": [
        -119.905137,
        48.37900547,
        1125.17875,
        -119.8833172,
        48.3934366,
        1372.07875
      ],
      "properties": {
        "datetime": "2018-07-20T16:37:37Z",
        "pc:count": 36744410,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 729914.0717,
            "count": 36744410,
            "maximum": 730706.5114,
            "minimum": 729151.2714,
            "name": "X",
            "position": 0,
            "stddev": 427.2549766,
            "variance": 182546.815
          },
          {
            "average": 5363861.41,
            "count": 36744410,
            "maximum": 5364661.512,
            "minimum": 5363118.172,
            "name": "Y",
            "position": 1,
            "stddev": 409.9452188,
            "variance": 168055.0824
          },
          {
            "average": 1228.026155,
            "count": 36744410,
            "maximum": 1372.07875,
            "minimum": 1125.17875,
            "name": "Z",
            "position": 2,
            "stddev": 43.14359157,
            "variance": 1861.369493
          },
          {
            "average": 747.0317959,
            "count": 36744410,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 543.1235624,
            "variance": 294983.2041
          },
          {
            "average": 1.496015203,
            "count": 36744410,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7457803419,
            "variance": 0.5561883183
          },
          {
            "average": 1.992348496,
            "count": 36744410,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9626997253,
            "variance": 0.926790761
          },
          {
            "average": 0.4958045863,
            "count": 36744410,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499982405,
            "variance": 0.2499824053
          },
          {
            "average": 0.0002975962874,
            "count": 36744410,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01724841245,
            "variance": 0.000297507732
          },
          {
            "average": 1.34708289,
            "count": 36744410,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5005609706,
            "variance": 0.2505612853
          },
          {
            "average": 0.5976980863,
            "count": 36744410,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.61604773,
            "variance": 112.7004694
          },
          {
            "average": 0,
            "count": 36744410,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.6958082,
            "count": 36744410,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 59.35678605,
            "variance": 3523.22805
          },
          {
            "average": 216128077.8,
            "count": 36744410,
            "maximum": 216139857.6,
            "minimum": 216046926,
            "name": "GpsTime",
            "position": 12,
            "stddev": 30539.70859,
            "variance": 932673800.8
          },
          {
            "average": 0,
            "count": 36744410,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36744410,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36744410,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36744410,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36744410,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          729151.2714,
          5363118.172,
          1125.17875,
          730706.5114,
          5364661.512,
          1372.07875
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                729151.271388064,
                5363118.1723849345,
                1125.1787503780204
              ],
              [
                729151.271388064,
                5364661.512384934,
                1125.1787503780204
              ],
              [
                730706.511388064,
                5364661.512384934,
                1372.0787503780205
              ],
              [
                730706.511388064,
                5363118.1723849345,
                1372.0787503780205
              ],
              [
                729151.271388064,
                5363118.1723849345,
                1125.1787503780204
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:37:37+00:00",
        "end_time": "2018-07-19T14:48:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_607088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_607088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_607088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.905137,
            48.37900547,
            1125.17875,
            -119.8833172,
            48.3934366,
            1372.07875
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.90513695956302,
                  48.37957210034193,
                  1125.1787503780204
                ],
                [
                  -119.90429541718149,
                  48.39343659842538,
                  1125.1787503780204
                ],
                [
                  -119.88331722361944,
                  48.392869698258146,
                  1372.0787503780205
                ],
                [
                  -119.88416444632273,
                  48.379005474560984,
                  1372.0787503780205
                ],
                [
                  -119.90513695956302,
                  48.37957210034193,
                  1125.1787503780204
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_607088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:37:37Z",
            "pc:count": 36744410,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 729914.0717,
                "count": 36744410,
                "maximum": 730706.5114,
                "minimum": 729151.2714,
                "name": "X",
                "position": 0,
                "stddev": 427.2549766,
                "variance": 182546.815
              },
              {
                "average": 5363861.41,
                "count": 36744410,
                "maximum": 5364661.512,
                "minimum": 5363118.172,
                "name": "Y",
                "position": 1,
                "stddev": 409.9452188,
                "variance": 168055.0824
              },
              {
                "average": 1228.026155,
                "count": 36744410,
                "maximum": 1372.07875,
                "minimum": 1125.17875,
                "name": "Z",
                "position": 2,
                "stddev": 43.14359157,
                "variance": 1861.369493
              },
              {
                "average": 747.0317959,
                "count": 36744410,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 543.1235624,
                "variance": 294983.2041
              },
              {
                "average": 1.496015203,
                "count": 36744410,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7457803419,
                "variance": 0.5561883183
              },
              {
                "average": 1.992348496,
                "count": 36744410,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9626997253,
                "variance": 0.926790761
              },
              {
                "average": 0.4958045863,
                "count": 36744410,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499982405,
                "variance": 0.2499824053
              },
              {
                "average": 0.0002975962874,
                "count": 36744410,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01724841245,
                "variance": 0.000297507732
              },
              {
                "average": 1.34708289,
                "count": 36744410,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5005609706,
                "variance": 0.2505612853
              },
              {
                "average": 0.5976980863,
                "count": 36744410,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.61604773,
                "variance": 112.7004694
              },
              {
                "average": 0,
                "count": 36744410,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.6958082,
                "count": 36744410,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 59.35678605,
                "variance": 3523.22805
              },
              {
                "average": 216128077.8,
                "count": 36744410,
                "maximum": 216139857.6,
                "minimum": 216046926,
                "name": "GpsTime",
                "position": 12,
                "stddev": 30539.70859,
                "variance": 932673800.8
              },
              {
                "average": 0,
                "count": 36744410,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36744410,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36744410,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36744410,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36744410,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              729151.2714,
              5363118.172,
              1125.17875,
              730706.5114,
              5364661.512,
              1372.07875
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    729151.271388064,
                    5363118.1723849345,
                    1125.1787503780204
                  ],
                  [
                    729151.271388064,
                    5364661.512384934,
                    1125.1787503780204
                  ],
                  [
                    730706.511388064,
                    5364661.512384934,
                    1372.0787503780205
                  ],
                  [
                    730706.511388064,
                    5363118.1723849345,
                    1372.0787503780205
                  ],
                  [
                    729151.271388064,
                    5363118.1723849345,
                    1125.1787503780204
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:37:37+00:00",
            "end_time": "2018-07-19T14:48:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41296864956612,
              48.60832091508338,
              963.9507070073776
            ],
            [
              -120.4122525862952,
              48.62232451581929,
              963.9507070073776
            ],
            [
              -120.39115274684418,
              48.621848182587904,
              1530.5107070073775
            ],
            [
              -120.39187463263785,
              48.60784481494728,
              1530.5107070073775
            ],
            [
              -120.41296864956612,
              48.60832091508338,
              963.9507070073776
            ]
          ]
        ]
      },
      "bbox": [
        -120.4129686,
        48.60784481,
        963.950707,
        -120.3911527,
        48.62232452,
        1530.510707
      ],
      "properties": {
        "datetime": "2018-10-04T17:38:42Z",
        "pc:count": 40092087,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691487.2203,
            "count": 40092087,
            "maximum": 692249.738,
            "minimum": 690693.198,
            "name": "X",
            "position": 0,
            "stddev": 419.876038,
            "variance": 176295.8873
          },
          {
            "average": 5387930.541,
            "count": 40092087,
            "maximum": 5388705.12,
            "minimum": 5387146.92,
            "name": "Y",
            "position": 1,
            "stddev": 432.990583,
            "variance": 187480.8449
          },
          {
            "average": 1211.139,
            "count": 40092087,
            "maximum": 1530.510707,
            "minimum": 963.950707,
            "name": "Z",
            "position": 2,
            "stddev": 132.5813174,
            "variance": 17577.80572
          },
          {
            "average": 569.3213565,
            "count": 40092087,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 381.4960549,
            "variance": 145539.2399
          },
          {
            "average": 1.468893999,
            "count": 40092087,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6976369991,
            "variance": 0.4866973825
          },
          {
            "average": 1.937644877,
            "count": 40092087,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8782195535,
            "variance": 0.7712695842
          },
          {
            "average": 0.4987133995,
            "count": 40092087,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999983509,
            "variance": 0.2499983509
          },
          {
            "average": 0.0002753660591,
            "count": 40092087,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0165918727,
            "variance": 0.0002752902395
          },
          {
            "average": 1.232820756,
            "count": 40092087,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4674071626,
            "variance": 0.2184694556
          },
          {
            "average": -0.8884442794,
            "count": 40092087,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.48918538,
            "variance": 110.02301
          },
          {
            "average": 0,
            "count": 40092087,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.42446593,
            "count": 40092087,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.098984266,
            "variance": 4.40573495
          },
          {
            "average": 222704718.4,
            "count": 40092087,
            "maximum": 222709922.8,
            "minimum": 222703368,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1159.043549,
            "variance": 1343381.949
          },
          {
            "average": 0,
            "count": 40092087,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40092087,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40092087,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40092087,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40092087,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690693.198,
          5387146.92,
          963.950707,
          692249.738,
          5388705.12,
          1530.510707
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690693.1980242674,
                5387146.92046087,
                963.9507070073776
              ],
              [
                690693.1980242674,
                5388705.120460869,
                963.9507070073776
              ],
              [
                692249.7380242675,
                5388705.120460869,
                1530.5107070073775
              ],
              [
                692249.7380242675,
                5387146.92046087,
                1530.5107070073775
              ],
              [
                690693.1980242674,
                5387146.92046087,
                963.9507070073776
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:38:42+00:00",
        "end_time": "2018-10-04T15:49:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4129686,
            48.60784481,
            963.950707,
            -120.3911527,
            48.62232452,
            1530.510707
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41296864956612,
                  48.60832091508338,
                  963.9507070073776
                ],
                [
                  -120.4122525862952,
                  48.62232451581929,
                  963.9507070073776
                ],
                [
                  -120.39115274684418,
                  48.621848182587904,
                  1530.5107070073775
                ],
                [
                  -120.39187463263785,
                  48.60784481494728,
                  1530.5107070073775
                ],
                [
                  -120.41296864956612,
                  48.60832091508338,
                  963.9507070073776
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:38:42Z",
            "pc:count": 40092087,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691487.2203,
                "count": 40092087,
                "maximum": 692249.738,
                "minimum": 690693.198,
                "name": "X",
                "position": 0,
                "stddev": 419.876038,
                "variance": 176295.8873
              },
              {
                "average": 5387930.541,
                "count": 40092087,
                "maximum": 5388705.12,
                "minimum": 5387146.92,
                "name": "Y",
                "position": 1,
                "stddev": 432.990583,
                "variance": 187480.8449
              },
              {
                "average": 1211.139,
                "count": 40092087,
                "maximum": 1530.510707,
                "minimum": 963.950707,
                "name": "Z",
                "position": 2,
                "stddev": 132.5813174,
                "variance": 17577.80572
              },
              {
                "average": 569.3213565,
                "count": 40092087,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 381.4960549,
                "variance": 145539.2399
              },
              {
                "average": 1.468893999,
                "count": 40092087,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6976369991,
                "variance": 0.4866973825
              },
              {
                "average": 1.937644877,
                "count": 40092087,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8782195535,
                "variance": 0.7712695842
              },
              {
                "average": 0.4987133995,
                "count": 40092087,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999983509,
                "variance": 0.2499983509
              },
              {
                "average": 0.0002753660591,
                "count": 40092087,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0165918727,
                "variance": 0.0002752902395
              },
              {
                "average": 1.232820756,
                "count": 40092087,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4674071626,
                "variance": 0.2184694556
              },
              {
                "average": -0.8884442794,
                "count": 40092087,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.48918538,
                "variance": 110.02301
              },
              {
                "average": 0,
                "count": 40092087,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.42446593,
                "count": 40092087,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.098984266,
                "variance": 4.40573495
              },
              {
                "average": 222704718.4,
                "count": 40092087,
                "maximum": 222709922.8,
                "minimum": 222703368,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1159.043549,
                "variance": 1343381.949
              },
              {
                "average": 0,
                "count": 40092087,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40092087,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40092087,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40092087,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40092087,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690693.198,
              5387146.92,
              963.950707,
              692249.738,
              5388705.12,
              1530.510707
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690693.1980242674,
                    5387146.92046087,
                    963.9507070073776
                  ],
                  [
                    690693.1980242674,
                    5388705.120460869,
                    963.9507070073776
                  ],
                  [
                    692249.7380242675,
                    5388705.120460869,
                    1530.5107070073775
                  ],
                  [
                    692249.7380242675,
                    5387146.92046087,
                    1530.5107070073775
                  ],
                  [
                    690693.1980242674,
                    5387146.92046087,
                    963.9507070073776
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:38:42+00:00",
            "end_time": "2018-10-04T15:49:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.5521440414375,
              48.361131417480955,
              1880.4199648745082
            ],
            [
              -120.55194682381223,
              48.365244686916064,
              1880.4199648745082
            ],
            [
              -120.53592840000518,
              48.36490250210242,
              2210.9399648745084
            ],
            [
              -120.53612690491764,
              48.36078928180708,
              2210.9399648745084
            ],
            [
              -120.5521440414375,
              48.361131417480955,
              1880.4199648745082
            ]
          ]
        ]
      },
      "bbox": [
        -120.552144,
        48.36078928,
        1880.419965,
        -120.5359284,
        48.36524469,
        2210.939965
      ],
      "properties": {
        "datetime": "2018-09-26T17:02:30Z",
        "pc:count": 5718484,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 681837.2135,
            "count": 5718484,
            "maximum": 682502.17,
            "minimum": 681314.63,
            "name": "X",
            "position": 0,
            "stddev": 322.29473,
            "variance": 103873.893
          },
          {
            "average": 5359597.928,
            "count": 5718484,
            "maximum": 5359792.803,
            "minimum": 5359335.183,
            "name": "Y",
            "position": 1,
            "stddev": 105.3652646,
            "variance": 11101.83899
          },
          {
            "average": 2064.750205,
            "count": 5718484,
            "maximum": 2210.939965,
            "minimum": 1880.419965,
            "name": "Z",
            "position": 2,
            "stddev": 74.60041661,
            "variance": 5565.222159
          },
          {
            "average": 778.2888549,
            "count": 5718484,
            "maximum": 2647,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.6948632,
            "variance": 204028.2495
          },
          {
            "average": 1.337510081,
            "count": 5718484,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6958539263,
            "variance": 0.4842126867
          },
          {
            "average": 1.674883588,
            "count": 5718484,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.000471548,
            "variance": 1.000943317
          },
          {
            "average": 0.4956462237,
            "count": 5718484,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499981088,
            "variance": 0.2499810883
          },
          {
            "average": 0.0002916856985,
            "count": 5718484,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01707631895,
            "variance": 0.000291600669
          },
          {
            "average": 1.396748509,
            "count": 5718484,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5352882457,
            "variance": 0.286533506
          },
          {
            "average": 0.4216073364,
            "count": 5718484,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.66033987,
            "variance": 160.2842055
          },
          {
            "average": 0,
            "count": 5718484,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.39352003,
            "count": 5718484,
            "maximum": 55,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9016096804,
            "variance": 0.8129000158
          },
          {
            "average": 222015985,
            "count": 5718484,
            "maximum": 222016550.6,
            "minimum": 222015493.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 366.949147,
            "variance": 134651.6765
          },
          {
            "average": 0,
            "count": 5718484,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5718484,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5718484,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5718484,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5718484,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          681314.63,
          5359335.183,
          1880.419965,
          682502.17,
          5359792.803,
          2210.939965
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                681314.6300383606,
                5359335.182918758,
                1880.4199648745082
              ],
              [
                681314.6300383606,
                5359792.802918757,
                1880.4199648745082
              ],
              [
                682502.1700383606,
                5359792.802918757,
                2210.9399648745084
              ],
              [
                682502.1700383606,
                5359335.182918758,
                2210.9399648745084
              ],
              [
                681314.6300383606,
                5359335.182918758,
                1880.4199648745082
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:02:30+00:00",
        "end_time": "2018-09-26T16:44:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.552144,
            48.36078928,
            1880.419965,
            -120.5359284,
            48.36524469,
            2210.939965
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.5521440414375,
                  48.361131417480955,
                  1880.4199648745082
                ],
                [
                  -120.55194682381223,
                  48.365244686916064,
                  1880.4199648745082
                ],
                [
                  -120.53592840000518,
                  48.36490250210242,
                  2210.9399648745084
                ],
                [
                  -120.53612690491764,
                  48.36078928180708,
                  2210.9399648745084
                ],
                [
                  -120.5521440414375,
                  48.361131417480955,
                  1880.4199648745082
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:02:30Z",
            "pc:count": 5718484,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 681837.2135,
                "count": 5718484,
                "maximum": 682502.17,
                "minimum": 681314.63,
                "name": "X",
                "position": 0,
                "stddev": 322.29473,
                "variance": 103873.893
              },
              {
                "average": 5359597.928,
                "count": 5718484,
                "maximum": 5359792.803,
                "minimum": 5359335.183,
                "name": "Y",
                "position": 1,
                "stddev": 105.3652646,
                "variance": 11101.83899
              },
              {
                "average": 2064.750205,
                "count": 5718484,
                "maximum": 2210.939965,
                "minimum": 1880.419965,
                "name": "Z",
                "position": 2,
                "stddev": 74.60041661,
                "variance": 5565.222159
              },
              {
                "average": 778.2888549,
                "count": 5718484,
                "maximum": 2647,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.6948632,
                "variance": 204028.2495
              },
              {
                "average": 1.337510081,
                "count": 5718484,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6958539263,
                "variance": 0.4842126867
              },
              {
                "average": 1.674883588,
                "count": 5718484,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.000471548,
                "variance": 1.000943317
              },
              {
                "average": 0.4956462237,
                "count": 5718484,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499981088,
                "variance": 0.2499810883
              },
              {
                "average": 0.0002916856985,
                "count": 5718484,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01707631895,
                "variance": 0.000291600669
              },
              {
                "average": 1.396748509,
                "count": 5718484,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5352882457,
                "variance": 0.286533506
              },
              {
                "average": 0.4216073364,
                "count": 5718484,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.66033987,
                "variance": 160.2842055
              },
              {
                "average": 0,
                "count": 5718484,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.39352003,
                "count": 5718484,
                "maximum": 55,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9016096804,
                "variance": 0.8129000158
              },
              {
                "average": 222015985,
                "count": 5718484,
                "maximum": 222016550.6,
                "minimum": 222015493.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 366.949147,
                "variance": 134651.6765
              },
              {
                "average": 0,
                "count": 5718484,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5718484,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5718484,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5718484,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5718484,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              681314.63,
              5359335.183,
              1880.419965,
              682502.17,
              5359792.803,
              2210.939965
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    681314.6300383606,
                    5359335.182918758,
                    1880.4199648745082
                  ],
                  [
                    681314.6300383606,
                    5359792.802918757,
                    1880.4199648745082
                  ],
                  [
                    682502.1700383606,
                    5359792.802918757,
                    2210.9399648745084
                  ],
                  [
                    682502.1700383606,
                    5359335.182918758,
                    2210.9399648745084
                  ],
                  [
                    681314.6300383606,
                    5359335.182918758,
                    1880.4199648745082
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:02:30+00:00",
            "end_time": "2018-09-26T16:44:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35007981508947,
              48.325890262079966,
              1257.4364661315249
            ],
            [
              -120.34939673024778,
              48.339062370394515,
              1257.4364661315249
            ],
            [
              -120.3315711940222,
              48.33864994923312,
              1638.236466131525
            ],
            [
              -120.33225885942512,
              48.32547803052663,
              1638.236466131525
            ],
            [
              -120.35007981508947,
              48.325890262079966,
              1257.4364661315249
            ]
          ]
        ]
      },
      "bbox": [
        -120.3500798,
        48.32547803,
        1257.436466,
        -120.3315712,
        48.33906237,
        1638.236466
      ],
      "properties": {
        "datetime": "2018-10-11T18:25:23Z",
        "pc:count": 14909707,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696930.5724,
            "count": 14909707,
            "maximum": 697738.3308,
            "minimum": 696415.9308,
            "name": "X",
            "position": 0,
            "stddev": 336.8613718,
            "variance": 113475.5838
          },
          {
            "average": 5356916.211,
            "count": 14909707,
            "maximum": 5357382.103,
            "minimum": 5355916.423,
            "name": "Y",
            "position": 1,
            "stddev": 328.9359277,
            "variance": 108198.8446
          },
          {
            "average": 1472.229303,
            "count": 14909707,
            "maximum": 1638.236466,
            "minimum": 1257.436466,
            "name": "Z",
            "position": 2,
            "stddev": 69.83655642,
            "variance": 4877.144613
          },
          {
            "average": 491.0008526,
            "count": 14909707,
            "maximum": 3766,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 331.0113386,
            "variance": 109568.5063
          },
          {
            "average": 1.438956782,
            "count": 14909707,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7393973937,
            "variance": 0.5467085058
          },
          {
            "average": 1.877975872,
            "count": 14909707,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.00415891,
            "variance": 1.008335116
          },
          {
            "average": 0.4966404772,
            "count": 14909707,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887302,
            "variance": 0.2499887304
          },
          {
            "average": 0.0002393071842,
            "count": 14909707,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01546770611,
            "variance": 0.0002392499324
          },
          {
            "average": 1.375117298,
            "count": 14909707,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5562115884,
            "variance": 0.3093713311
          },
          {
            "average": 1.643647371,
            "count": 14909707,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.66213767,
            "variance": 113.6811796
          },
          {
            "average": 0,
            "count": 14909707,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 127.9979299,
            "count": 14909707,
            "maximum": 131,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.839563635,
            "variance": 3.383994366
          },
          {
            "average": 223316124.2,
            "count": 14909707,
            "maximum": 223317523.6,
            "minimum": 223315199.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 974.242219,
            "variance": 949147.9013
          },
          {
            "average": 0,
            "count": 14909707,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14909707,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14909707,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14909707,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14909707,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696415.9308,
          5355916.423,
          1257.436466,
          697738.3308,
          5357382.103,
          1638.236466
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696415.9308021383,
                5355916.42264677,
                1257.4364661315249
              ],
              [
                696415.9308021383,
                5357382.10264677,
                1257.4364661315249
              ],
              [
                697738.3308021382,
                5357382.10264677,
                1638.236466131525
              ],
              [
                697738.3308021382,
                5355916.42264677,
                1638.236466131525
              ],
              [
                696415.9308021383,
                5355916.42264677,
                1257.4364661315249
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:25:23+00:00",
        "end_time": "2018-10-11T17:46:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3500798,
            48.32547803,
            1257.436466,
            -120.3315712,
            48.33906237,
            1638.236466
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35007981508947,
                  48.325890262079966,
                  1257.4364661315249
                ],
                [
                  -120.34939673024778,
                  48.339062370394515,
                  1257.4364661315249
                ],
                [
                  -120.3315711940222,
                  48.33864994923312,
                  1638.236466131525
                ],
                [
                  -120.33225885942512,
                  48.32547803052663,
                  1638.236466131525
                ],
                [
                  -120.35007981508947,
                  48.325890262079966,
                  1257.4364661315249
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:25:23Z",
            "pc:count": 14909707,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696930.5724,
                "count": 14909707,
                "maximum": 697738.3308,
                "minimum": 696415.9308,
                "name": "X",
                "position": 0,
                "stddev": 336.8613718,
                "variance": 113475.5838
              },
              {
                "average": 5356916.211,
                "count": 14909707,
                "maximum": 5357382.103,
                "minimum": 5355916.423,
                "name": "Y",
                "position": 1,
                "stddev": 328.9359277,
                "variance": 108198.8446
              },
              {
                "average": 1472.229303,
                "count": 14909707,
                "maximum": 1638.236466,
                "minimum": 1257.436466,
                "name": "Z",
                "position": 2,
                "stddev": 69.83655642,
                "variance": 4877.144613
              },
              {
                "average": 491.0008526,
                "count": 14909707,
                "maximum": 3766,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 331.0113386,
                "variance": 109568.5063
              },
              {
                "average": 1.438956782,
                "count": 14909707,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7393973937,
                "variance": 0.5467085058
              },
              {
                "average": 1.877975872,
                "count": 14909707,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.00415891,
                "variance": 1.008335116
              },
              {
                "average": 0.4966404772,
                "count": 14909707,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887302,
                "variance": 0.2499887304
              },
              {
                "average": 0.0002393071842,
                "count": 14909707,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01546770611,
                "variance": 0.0002392499324
              },
              {
                "average": 1.375117298,
                "count": 14909707,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5562115884,
                "variance": 0.3093713311
              },
              {
                "average": 1.643647371,
                "count": 14909707,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.66213767,
                "variance": 113.6811796
              },
              {
                "average": 0,
                "count": 14909707,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 127.9979299,
                "count": 14909707,
                "maximum": 131,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.839563635,
                "variance": 3.383994366
              },
              {
                "average": 223316124.2,
                "count": 14909707,
                "maximum": 223317523.6,
                "minimum": 223315199.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 974.242219,
                "variance": 949147.9013
              },
              {
                "average": 0,
                "count": 14909707,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14909707,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14909707,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14909707,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14909707,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696415.9308,
              5355916.423,
              1257.436466,
              697738.3308,
              5357382.103,
              1638.236466
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696415.9308021383,
                    5355916.42264677,
                    1257.4364661315249
                  ],
                  [
                    696415.9308021383,
                    5357382.10264677,
                    1257.4364661315249
                  ],
                  [
                    697738.3308021382,
                    5357382.10264677,
                    1638.236466131525
                  ],
                  [
                    697738.3308021382,
                    5355916.42264677,
                    1638.236466131525
                  ],
                  [
                    696415.9308021383,
                    5355916.42264677,
                    1257.4364661315249
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:25:23+00:00",
            "end_time": "2018-10-11T17:46:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_557588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57345220061106,
              48.459198908261946,
              1097.7077644455812
            ],
            [
              -120.57325539866252,
              48.46332529550946,
              1097.7077644455812
            ],
            [
              -120.55277006398713,
              48.46289127442919,
              1401.867764445581
            ],
            [
              -120.55296852321136,
              48.45876494973426,
              1401.867764445581
            ],
            [
              -120.57345220061106,
              48.459198908261946,
              1097.7077644455812
            ]
          ]
        ]
      },
      "bbox": [
        -120.5734522,
        48.45876495,
        1097.707764,
        -120.5527701,
        48.4633253,
        1401.867764
      ],
      "properties": {
        "datetime": "2018-09-26T16:52:12Z",
        "pc:count": 7935095,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 680018.5174,
            "count": 7935095,
            "maximum": 680906.7396,
            "minimum": 679390.9796,
            "name": "X",
            "position": 0,
            "stddev": 391.7111621,
            "variance": 153437.6345
          },
          {
            "average": 5370409.334,
            "count": 7935095,
            "maximum": 5370643.484,
            "minimum": 5370184.404,
            "name": "Y",
            "position": 1,
            "stddev": 119.6382512,
            "variance": 14313.31115
          },
          {
            "average": 1181.366385,
            "count": 7935095,
            "maximum": 1401.867764,
            "minimum": 1097.707764,
            "name": "Z",
            "position": 2,
            "stddev": 49.57263224,
            "variance": 2457.445867
          },
          {
            "average": 502.0356728,
            "count": 7935095,
            "maximum": 2766,
            "minimum": 82,
            "name": "Intensity",
            "position": 3,
            "stddev": 270.0453869,
            "variance": 72924.511
          },
          {
            "average": 1.251137384,
            "count": 7935095,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.524559143,
            "variance": 0.2751622945
          },
          {
            "average": 1.502231164,
            "count": 7935095,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7149710775,
            "variance": 0.5111836417
          },
          {
            "average": 0.4990381338,
            "count": 7935095,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999991063,
            "variance": 0.2499991063
          },
          {
            "average": 0.0002922460286,
            "count": 7935095,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01709270773,
            "variance": 0.0002921606576
          },
          {
            "average": 1.365677916,
            "count": 7935095,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5394365729,
            "variance": 0.2909918162
          },
          {
            "average": 0.1548112549,
            "count": 7935095,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.39361444,
            "variance": 108.0272212
          },
          {
            "average": 0,
            "count": 7935095,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 50.8995915,
            "count": 7935095,
            "maximum": 53,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.086186482,
            "variance": 1.179801074
          },
          {
            "average": 222015004.6,
            "count": 7935095,
            "maximum": 222015932.5,
            "minimum": 222014367.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 424.6000228,
            "variance": 180285.1793
          },
          {
            "average": 0,
            "count": 7935095,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7935095,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7935095,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7935095,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7935095,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679390.9796,
          5370184.404,
          1097.707764,
          680906.7396,
          5370643.484,
          1401.867764
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679390.9796399563,
                5370184.404394997,
                1097.7077644455812
              ],
              [
                679390.9796399563,
                5370643.484394997,
                1097.7077644455812
              ],
              [
                680906.7396399563,
                5370643.484394997,
                1401.867764445581
              ],
              [
                680906.7396399563,
                5370184.404394997,
                1401.867764445581
              ],
              [
                679390.9796399563,
                5370184.404394997,
                1097.7077644455812
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:52:12+00:00",
        "end_time": "2018-09-26T16:26:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_557588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_557588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_557588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5734522,
            48.45876495,
            1097.707764,
            -120.5527701,
            48.4633253,
            1401.867764
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57345220061106,
                  48.459198908261946,
                  1097.7077644455812
                ],
                [
                  -120.57325539866252,
                  48.46332529550946,
                  1097.7077644455812
                ],
                [
                  -120.55277006398713,
                  48.46289127442919,
                  1401.867764445581
                ],
                [
                  -120.55296852321136,
                  48.45876494973426,
                  1401.867764445581
                ],
                [
                  -120.57345220061106,
                  48.459198908261946,
                  1097.7077644455812
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_557588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:52:12Z",
            "pc:count": 7935095,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 680018.5174,
                "count": 7935095,
                "maximum": 680906.7396,
                "minimum": 679390.9796,
                "name": "X",
                "position": 0,
                "stddev": 391.7111621,
                "variance": 153437.6345
              },
              {
                "average": 5370409.334,
                "count": 7935095,
                "maximum": 5370643.484,
                "minimum": 5370184.404,
                "name": "Y",
                "position": 1,
                "stddev": 119.6382512,
                "variance": 14313.31115
              },
              {
                "average": 1181.366385,
                "count": 7935095,
                "maximum": 1401.867764,
                "minimum": 1097.707764,
                "name": "Z",
                "position": 2,
                "stddev": 49.57263224,
                "variance": 2457.445867
              },
              {
                "average": 502.0356728,
                "count": 7935095,
                "maximum": 2766,
                "minimum": 82,
                "name": "Intensity",
                "position": 3,
                "stddev": 270.0453869,
                "variance": 72924.511
              },
              {
                "average": 1.251137384,
                "count": 7935095,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.524559143,
                "variance": 0.2751622945
              },
              {
                "average": 1.502231164,
                "count": 7935095,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7149710775,
                "variance": 0.5111836417
              },
              {
                "average": 0.4990381338,
                "count": 7935095,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999991063,
                "variance": 0.2499991063
              },
              {
                "average": 0.0002922460286,
                "count": 7935095,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01709270773,
                "variance": 0.0002921606576
              },
              {
                "average": 1.365677916,
                "count": 7935095,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5394365729,
                "variance": 0.2909918162
              },
              {
                "average": 0.1548112549,
                "count": 7935095,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.39361444,
                "variance": 108.0272212
              },
              {
                "average": 0,
                "count": 7935095,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 50.8995915,
                "count": 7935095,
                "maximum": 53,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.086186482,
                "variance": 1.179801074
              },
              {
                "average": 222015004.6,
                "count": 7935095,
                "maximum": 222015932.5,
                "minimum": 222014367.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 424.6000228,
                "variance": 180285.1793
              },
              {
                "average": 0,
                "count": 7935095,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7935095,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7935095,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7935095,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7935095,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679390.9796,
              5370184.404,
              1097.707764,
              680906.7396,
              5370643.484,
              1401.867764
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679390.9796399563,
                    5370184.404394997,
                    1097.7077644455812
                  ],
                  [
                    679390.9796399563,
                    5370643.484394997,
                    1097.7077644455812
                  ],
                  [
                    680906.7396399563,
                    5370643.484394997,
                    1401.867764445581
                  ],
                  [
                    680906.7396399563,
                    5370184.404394997,
                    1401.867764445581
                  ],
                  [
                    679390.9796399563,
                    5370184.404394997,
                    1097.7077644455812
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:52:12+00:00",
            "end_time": "2018-09-26T16:26:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35118088228391,
              48.4870539173644,
              906.260137541551
            ],
            [
              -120.35045096677621,
              48.501054786255395,
              906.260137541551
            ],
            [
              -120.32939984672764,
              48.50056797323564,
              1684.480137541551
            ],
            [
              -120.33013554480347,
              48.486567342394416,
              1684.480137541551
            ],
            [
              -120.35118088228391,
              48.4870539173644,
              906.260137541551
            ]
          ]
        ]
      },
      "bbox": [
        -120.3511809,
        48.48656734,
        906.2601375,
        -120.3293998,
        48.50105479,
        1684.480138
      ],
      "properties": {
        "datetime": "2018-10-11T18:51:54Z",
        "pc:count": 40515354,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696531.2081,
            "count": 40515354,
            "maximum": 697271.3317,
            "minimum": 695714.5917,
            "name": "X",
            "position": 0,
            "stddev": 423.6283313,
            "variance": 179460.9631
          },
          {
            "average": 5374621.882,
            "count": 40515354,
            "maximum": 5375383.229,
            "minimum": 5373825.289,
            "name": "Y",
            "position": 1,
            "stddev": 438.3603168,
            "variance": 192159.7673
          },
          {
            "average": 1239.200996,
            "count": 40515354,
            "maximum": 1684.480138,
            "minimum": 906.2601375,
            "name": "Z",
            "position": 2,
            "stddev": 193.6911242,
            "variance": 37516.25159
          },
          {
            "average": 595.2818911,
            "count": 40515354,
            "maximum": 4043,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 360.0095136,
            "variance": 129606.8499
          },
          {
            "average": 1.461672555,
            "count": 40515354,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7384974825,
            "variance": 0.5453785316
          },
          {
            "average": 1.923191465,
            "count": 40515354,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9804516468,
            "variance": 0.9612854317
          },
          {
            "average": 0.4964658584,
            "count": 40515354,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875159,
            "variance": 0.249987516
          },
          {
            "average": 0.000274809397,
            "count": 40515354,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0165750983,
            "variance": 0.0002747338835
          },
          {
            "average": 1.294475127,
            "count": 40515354,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5132340606,
            "variance": 0.263409201
          },
          {
            "average": 0.588222048,
            "count": 40515354,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.69722935,
            "variance": 114.4307158
          },
          {
            "average": 0,
            "count": 40515354,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.3906768,
            "count": 40515354,
            "maximum": 134,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.199370575,
            "variance": 4.837230927
          },
          {
            "average": 223316583.6,
            "count": 40515354,
            "maximum": 223319114.6,
            "minimum": 223313617.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1120.314715,
            "variance": 1255105.06
          },
          {
            "average": 0,
            "count": 40515354,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40515354,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40515354,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40515354,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40515354,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695714.5917,
          5373825.289,
          906.2601375,
          697271.3317,
          5375383.229,
          1684.480138
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695714.5916995342,
                5373825.2890312625,
                906.260137541551
              ],
              [
                695714.5916995342,
                5375383.229031262,
                906.260137541551
              ],
              [
                697271.3316995342,
                5375383.229031262,
                1684.480137541551
              ],
              [
                697271.3316995342,
                5373825.2890312625,
                1684.480137541551
              ],
              [
                695714.5916995342,
                5373825.2890312625,
                906.260137541551
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:51:54+00:00",
        "end_time": "2018-10-11T17:20:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3511809,
            48.48656734,
            906.2601375,
            -120.3293998,
            48.50105479,
            1684.480138
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35118088228391,
                  48.4870539173644,
                  906.260137541551
                ],
                [
                  -120.35045096677621,
                  48.501054786255395,
                  906.260137541551
                ],
                [
                  -120.32939984672764,
                  48.50056797323564,
                  1684.480137541551
                ],
                [
                  -120.33013554480347,
                  48.486567342394416,
                  1684.480137541551
                ],
                [
                  -120.35118088228391,
                  48.4870539173644,
                  906.260137541551
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:51:54Z",
            "pc:count": 40515354,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696531.2081,
                "count": 40515354,
                "maximum": 697271.3317,
                "minimum": 695714.5917,
                "name": "X",
                "position": 0,
                "stddev": 423.6283313,
                "variance": 179460.9631
              },
              {
                "average": 5374621.882,
                "count": 40515354,
                "maximum": 5375383.229,
                "minimum": 5373825.289,
                "name": "Y",
                "position": 1,
                "stddev": 438.3603168,
                "variance": 192159.7673
              },
              {
                "average": 1239.200996,
                "count": 40515354,
                "maximum": 1684.480138,
                "minimum": 906.2601375,
                "name": "Z",
                "position": 2,
                "stddev": 193.6911242,
                "variance": 37516.25159
              },
              {
                "average": 595.2818911,
                "count": 40515354,
                "maximum": 4043,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 360.0095136,
                "variance": 129606.8499
              },
              {
                "average": 1.461672555,
                "count": 40515354,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7384974825,
                "variance": 0.5453785316
              },
              {
                "average": 1.923191465,
                "count": 40515354,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9804516468,
                "variance": 0.9612854317
              },
              {
                "average": 0.4964658584,
                "count": 40515354,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875159,
                "variance": 0.249987516
              },
              {
                "average": 0.000274809397,
                "count": 40515354,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0165750983,
                "variance": 0.0002747338835
              },
              {
                "average": 1.294475127,
                "count": 40515354,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5132340606,
                "variance": 0.263409201
              },
              {
                "average": 0.588222048,
                "count": 40515354,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.69722935,
                "variance": 114.4307158
              },
              {
                "average": 0,
                "count": 40515354,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.3906768,
                "count": 40515354,
                "maximum": 134,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.199370575,
                "variance": 4.837230927
              },
              {
                "average": 223316583.6,
                "count": 40515354,
                "maximum": 223319114.6,
                "minimum": 223313617.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1120.314715,
                "variance": 1255105.06
              },
              {
                "average": 0,
                "count": 40515354,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40515354,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40515354,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40515354,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40515354,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695714.5917,
              5373825.289,
              906.2601375,
              697271.3317,
              5375383.229,
              1684.480138
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695714.5916995342,
                    5373825.2890312625,
                    906.260137541551
                  ],
                  [
                    695714.5916995342,
                    5375383.229031262,
                    906.260137541551
                  ],
                  [
                    697271.3316995342,
                    5375383.229031262,
                    1684.480137541551
                  ],
                  [
                    697271.3316995342,
                    5373825.2890312625,
                    1684.480137541551
                  ],
                  [
                    695714.5916995342,
                    5373825.2890312625,
                    906.260137541551
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:51:54+00:00",
            "end_time": "2018-10-11T17:20:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45021112695386,
              48.56769856476793,
              1091.0020145222177
            ],
            [
              -120.44951038042,
              48.58162304577777,
              1091.0020145222177
            ],
            [
              -120.43149453062463,
              48.581222341982254,
              1571.3220145222178
            ],
            [
              -120.43220021379173,
              48.5672980559155,
              1571.3220145222178
            ],
            [
              -120.45021112695386,
              48.56769856476793,
              1091.0020145222177
            ]
          ]
        ]
      },
      "bbox": [
        -120.4502111,
        48.56729806,
        1091.002015,
        -120.4314945,
        48.58162305,
        1571.322015
      ],
      "properties": {
        "datetime": "2018-10-03T18:23:02Z",
        "pc:count": 35719361,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688757.1,
            "count": 35719361,
            "maximum": 689429.0855,
            "minimum": 688099.0255,
            "name": "X",
            "position": 0,
            "stddev": 350.4943376,
            "variance": 122846.2807
          },
          {
            "average": 5383261.953,
            "count": 35719361,
            "maximum": 5384088.972,
            "minimum": 5382539.632,
            "name": "Y",
            "position": 1,
            "stddev": 430.5606591,
            "variance": 185382.4812
          },
          {
            "average": 1312.264312,
            "count": 35719361,
            "maximum": 1571.322015,
            "minimum": 1091.002015,
            "name": "Z",
            "position": 2,
            "stddev": 102.7650668,
            "variance": 10560.65896
          },
          {
            "average": 544.3101611,
            "count": 35719361,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.1463667,
            "variance": 141486.0892
          },
          {
            "average": 1.504185587,
            "count": 35719361,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7199963888,
            "variance": 0.5183947998
          },
          {
            "average": 2.008561715,
            "count": 35719361,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8926409761,
            "variance": 0.7968079121
          },
          {
            "average": 0.4985371379,
            "count": 35719361,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499997867,
            "variance": 0.249997867
          },
          {
            "average": 0.0002659062126,
            "count": 35719361,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01630446301,
            "variance": 0.0002658355139
          },
          {
            "average": 1.236082835,
            "count": 35719361,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4756446813,
            "variance": 0.2262378629
          },
          {
            "average": 0.2265279955,
            "count": 35719361,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.53079085,
            "variance": 110.897556
          },
          {
            "average": 0,
            "count": 35719361,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 712.1205378,
            "count": 35719361,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 732.1290145,
            "variance": 536012.8939
          },
          {
            "average": 222625076,
            "count": 35719361,
            "maximum": 222626182.6,
            "minimum": 222623740,
            "name": "GpsTime",
            "position": 12,
            "stddev": 682.4584554,
            "variance": 465749.5434
          },
          {
            "average": 0,
            "count": 35719361,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719361,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719361,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719361,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719361,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688099.0255,
          5382539.632,
          1091.002015,
          689429.0855,
          5384088.972,
          1571.322015
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688099.0254865872,
                5382539.631842518,
                1091.0020145222177
              ],
              [
                688099.0254865872,
                5384088.971842518,
                1091.0020145222177
              ],
              [
                689429.0854865873,
                5384088.971842518,
                1571.3220145222178
              ],
              [
                689429.0854865873,
                5382539.631842518,
                1571.3220145222178
              ],
              [
                688099.0254865872,
                5382539.631842518,
                1091.0020145222177
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:23:02+00:00",
        "end_time": "2018-10-03T17:42:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4502111,
            48.56729806,
            1091.002015,
            -120.4314945,
            48.58162305,
            1571.322015
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45021112695386,
                  48.56769856476793,
                  1091.0020145222177
                ],
                [
                  -120.44951038042,
                  48.58162304577777,
                  1091.0020145222177
                ],
                [
                  -120.43149453062463,
                  48.581222341982254,
                  1571.3220145222178
                ],
                [
                  -120.43220021379173,
                  48.5672980559155,
                  1571.3220145222178
                ],
                [
                  -120.45021112695386,
                  48.56769856476793,
                  1091.0020145222177
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:23:02Z",
            "pc:count": 35719361,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688757.1,
                "count": 35719361,
                "maximum": 689429.0855,
                "minimum": 688099.0255,
                "name": "X",
                "position": 0,
                "stddev": 350.4943376,
                "variance": 122846.2807
              },
              {
                "average": 5383261.953,
                "count": 35719361,
                "maximum": 5384088.972,
                "minimum": 5382539.632,
                "name": "Y",
                "position": 1,
                "stddev": 430.5606591,
                "variance": 185382.4812
              },
              {
                "average": 1312.264312,
                "count": 35719361,
                "maximum": 1571.322015,
                "minimum": 1091.002015,
                "name": "Z",
                "position": 2,
                "stddev": 102.7650668,
                "variance": 10560.65896
              },
              {
                "average": 544.3101611,
                "count": 35719361,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.1463667,
                "variance": 141486.0892
              },
              {
                "average": 1.504185587,
                "count": 35719361,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7199963888,
                "variance": 0.5183947998
              },
              {
                "average": 2.008561715,
                "count": 35719361,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8926409761,
                "variance": 0.7968079121
              },
              {
                "average": 0.4985371379,
                "count": 35719361,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499997867,
                "variance": 0.249997867
              },
              {
                "average": 0.0002659062126,
                "count": 35719361,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01630446301,
                "variance": 0.0002658355139
              },
              {
                "average": 1.236082835,
                "count": 35719361,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4756446813,
                "variance": 0.2262378629
              },
              {
                "average": 0.2265279955,
                "count": 35719361,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.53079085,
                "variance": 110.897556
              },
              {
                "average": 0,
                "count": 35719361,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 712.1205378,
                "count": 35719361,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 732.1290145,
                "variance": 536012.8939
              },
              {
                "average": 222625076,
                "count": 35719361,
                "maximum": 222626182.6,
                "minimum": 222623740,
                "name": "GpsTime",
                "position": 12,
                "stddev": 682.4584554,
                "variance": 465749.5434
              },
              {
                "average": 0,
                "count": 35719361,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719361,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719361,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719361,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719361,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688099.0255,
              5382539.632,
              1091.002015,
              689429.0855,
              5384088.972,
              1571.322015
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688099.0254865872,
                    5382539.631842518,
                    1091.0020145222177
                  ],
                  [
                    688099.0254865872,
                    5384088.971842518,
                    1091.0020145222177
                  ],
                  [
                    689429.0854865873,
                    5384088.971842518,
                    1571.3220145222178
                  ],
                  [
                    689429.0854865873,
                    5382539.631842518,
                    1571.3220145222178
                  ],
                  [
                    688099.0254865872,
                    5382539.631842518,
                    1091.0020145222177
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:23:02+00:00",
            "end_time": "2018-10-03T17:42:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37118228208938,
              48.4465095911335,
              1078.9602950186963
            ],
            [
              -120.37045898846256,
              48.460509167060486,
              1078.9602950186963
            ],
            [
              -120.34942456738341,
              48.46002631996222,
              1676.4402950186964
            ],
            [
              -120.35015363038825,
              48.44602698008267,
              1676.4402950186964
            ],
            [
              -120.37118228208938,
              48.4465095911335,
              1078.9602950186963
            ]
          ]
        ]
      },
      "bbox": [
        -120.3711823,
        48.44602698,
        1078.960295,
        -120.3494246,
        48.46050917,
        1676.440295
      ],
      "properties": {
        "datetime": "2018-10-11T17:54:55Z",
        "pc:count": 45179400,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695174.0756,
            "count": 45179400,
            "maximum": 695948.4592,
            "minimum": 694391.7392,
            "name": "X",
            "position": 0,
            "stddev": 435.4688329,
            "variance": 189633.1044
          },
          {
            "average": 5370061.999,
            "count": 45179400,
            "maximum": 5370825.918,
            "minimum": 5369268.158,
            "name": "Y",
            "position": 1,
            "stddev": 433.6877969,
            "variance": 188085.1052
          },
          {
            "average": 1403.099913,
            "count": 45179400,
            "maximum": 1676.440295,
            "minimum": 1078.960295,
            "name": "Z",
            "position": 2,
            "stddev": 129.9744599,
            "variance": 16893.36022
          },
          {
            "average": 554.1201079,
            "count": 45179400,
            "maximum": 2486,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 373.2771479,
            "variance": 139335.8291
          },
          {
            "average": 1.572128094,
            "count": 45179400,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8218775654,
            "variance": 0.6754827326
          },
          {
            "average": 2.144136863,
            "count": 45179400,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.061582741,
            "variance": 1.126957915
          },
          {
            "average": 0.4967650079,
            "count": 45179400,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999895403,
            "variance": 0.2499895404
          },
          {
            "average": 0.0003160289867,
            "count": 45179400,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01777439505,
            "variance": 0.0003159291193
          },
          {
            "average": 1.260248675,
            "count": 45179400,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5021043385,
            "variance": 0.2521087668
          },
          {
            "average": -0.6962932765,
            "count": 45179400,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.68502327,
            "variance": 136.5397687
          },
          {
            "average": 0,
            "count": 45179400,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.1707873,
            "count": 45179400,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.02444429,
            "variance": 81.44059475
          },
          {
            "average": 223116055.5,
            "count": 45179400,
            "maximum": 223315695.8,
            "minimum": 222710789.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 283229.2564,
            "variance": 80218811660.0
          },
          {
            "average": 0,
            "count": 45179400,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45179400,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45179400,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45179400,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45179400,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694391.7392,
          5369268.158,
          1078.960295,
          695948.4592,
          5370825.918,
          1676.440295
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694391.7391701791,
                5369268.158316021,
                1078.9602950186963
              ],
              [
                694391.7391701791,
                5370825.918316021,
                1078.9602950186963
              ],
              [
                695948.4591701791,
                5370825.918316021,
                1676.4402950186964
              ],
              [
                695948.4591701791,
                5369268.158316021,
                1676.4402950186964
              ],
              [
                694391.7391701791,
                5369268.158316021,
                1078.9602950186963
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:54:55+00:00",
        "end_time": "2018-10-04T17:53:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3711823,
            48.44602698,
            1078.960295,
            -120.3494246,
            48.46050917,
            1676.440295
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37118228208938,
                  48.4465095911335,
                  1078.9602950186963
                ],
                [
                  -120.37045898846256,
                  48.460509167060486,
                  1078.9602950186963
                ],
                [
                  -120.34942456738341,
                  48.46002631996222,
                  1676.4402950186964
                ],
                [
                  -120.35015363038825,
                  48.44602698008267,
                  1676.4402950186964
                ],
                [
                  -120.37118228208938,
                  48.4465095911335,
                  1078.9602950186963
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:54:55Z",
            "pc:count": 45179400,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695174.0756,
                "count": 45179400,
                "maximum": 695948.4592,
                "minimum": 694391.7392,
                "name": "X",
                "position": 0,
                "stddev": 435.4688329,
                "variance": 189633.1044
              },
              {
                "average": 5370061.999,
                "count": 45179400,
                "maximum": 5370825.918,
                "minimum": 5369268.158,
                "name": "Y",
                "position": 1,
                "stddev": 433.6877969,
                "variance": 188085.1052
              },
              {
                "average": 1403.099913,
                "count": 45179400,
                "maximum": 1676.440295,
                "minimum": 1078.960295,
                "name": "Z",
                "position": 2,
                "stddev": 129.9744599,
                "variance": 16893.36022
              },
              {
                "average": 554.1201079,
                "count": 45179400,
                "maximum": 2486,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 373.2771479,
                "variance": 139335.8291
              },
              {
                "average": 1.572128094,
                "count": 45179400,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8218775654,
                "variance": 0.6754827326
              },
              {
                "average": 2.144136863,
                "count": 45179400,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.061582741,
                "variance": 1.126957915
              },
              {
                "average": 0.4967650079,
                "count": 45179400,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999895403,
                "variance": 0.2499895404
              },
              {
                "average": 0.0003160289867,
                "count": 45179400,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01777439505,
                "variance": 0.0003159291193
              },
              {
                "average": 1.260248675,
                "count": 45179400,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5021043385,
                "variance": 0.2521087668
              },
              {
                "average": -0.6962932765,
                "count": 45179400,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.68502327,
                "variance": 136.5397687
              },
              {
                "average": 0,
                "count": 45179400,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.1707873,
                "count": 45179400,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.02444429,
                "variance": 81.44059475
              },
              {
                "average": 223116055.5,
                "count": 45179400,
                "maximum": 223315695.8,
                "minimum": 222710789.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 283229.2564,
                "variance": 80218811660.0
              },
              {
                "average": 0,
                "count": 45179400,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45179400,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45179400,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45179400,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45179400,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694391.7392,
              5369268.158,
              1078.960295,
              695948.4592,
              5370825.918,
              1676.440295
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694391.7391701791,
                    5369268.158316021,
                    1078.9602950186963
                  ],
                  [
                    694391.7391701791,
                    5370825.918316021,
                    1078.9602950186963
                  ],
                  [
                    695948.4591701791,
                    5370825.918316021,
                    1676.4402950186964
                  ],
                  [
                    695948.4591701791,
                    5369268.158316021,
                    1676.4402950186964
                  ],
                  [
                    694391.7391701791,
                    5369268.158316021,
                    1078.9602950186963
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:54:55+00:00",
            "end_time": "2018-10-04T17:53:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4927865790691,
              48.446074201723206,
              1890.1513562118269
            ],
            [
              -120.49209677671189,
              48.460074214720194,
              1890.1513562118269
            ],
            [
              -120.47106430011134,
              48.45961368566527,
              2398.711356211827
            ],
            [
              -120.47175987251535,
              48.44561389781189,
              2398.711356211827
            ],
            [
              -120.4927865790691,
              48.446074201723206,
              1890.1513562118269
            ]
          ]
        ]
      },
      "bbox": [
        -120.4927866,
        48.4456139,
        1890.151356,
        -120.4710643,
        48.46007421,
        2398.711356
      ],
      "properties": {
        "datetime": "2018-10-03T17:25:54Z",
        "pc:count": 45968683,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686278.9143,
            "count": 45968683,
            "maximum": 686958.2603,
            "minimum": 685401.8203,
            "name": "X",
            "position": 0,
            "stddev": 400.2408303,
            "variance": 160192.7223
          },
          {
            "average": 5369728.043,
            "count": 45968683,
            "maximum": 5370475.644,
            "minimum": 5368917.984,
            "name": "Y",
            "position": 1,
            "stddev": 418.2858131,
            "variance": 174963.0215
          },
          {
            "average": 2096.27314,
            "count": 45968683,
            "maximum": 2398.711356,
            "minimum": 1890.151356,
            "name": "Z",
            "position": 2,
            "stddev": 105.9938807,
            "variance": 11234.70274
          },
          {
            "average": 769.9520858,
            "count": 45968683,
            "maximum": 3663,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 570.6048615,
            "variance": 325589.908
          },
          {
            "average": 1.343628553,
            "count": 45968683,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7116285527,
            "variance": 0.506415197
          },
          {
            "average": 1.687579433,
            "count": 45968683,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.02858813,
            "variance": 1.057993541
          },
          {
            "average": 0.4975499081,
            "count": 45968683,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999940025,
            "variance": 0.2499940025
          },
          {
            "average": 0.0001995271433,
            "count": 45968683,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0141239986,
            "variance": 0.0001994873366
          },
          {
            "average": 1.393341985,
            "count": 45968683,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5361355323,
            "variance": 0.287441309
          },
          {
            "average": 1.630016543,
            "count": 45968683,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.60332823,
            "variance": 134.637226
          },
          {
            "average": 0,
            "count": 45968683,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 81.54206291,
            "count": 45968683,
            "maximum": 112,
            "minimum": 60,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 24.60087629,
            "variance": 605.2031142
          },
          {
            "average": 222263889.9,
            "count": 45968683,
            "maximum": 222622754.4,
            "minimum": 222018877.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 296022.7064,
            "variance": 87629442680.0
          },
          {
            "average": 0,
            "count": 45968683,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45968683,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45968683,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45968683,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45968683,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685401.8203,
          5368917.984,
          1890.151356,
          686958.2603,
          5370475.644,
          2398.711356
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685401.8203406283,
                5368917.983992764,
                1890.1513562118269
              ],
              [
                685401.8203406283,
                5370475.643992764,
                1890.1513562118269
              ],
              [
                686958.2603406282,
                5370475.643992764,
                2398.711356211827
              ],
              [
                686958.2603406282,
                5368917.983992764,
                2398.711356211827
              ],
              [
                685401.8203406283,
                5368917.983992764,
                1890.1513562118269
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:25:54+00:00",
        "end_time": "2018-09-26T17:41:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4927866,
            48.4456139,
            1890.151356,
            -120.4710643,
            48.46007421,
            2398.711356
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4927865790691,
                  48.446074201723206,
                  1890.1513562118269
                ],
                [
                  -120.49209677671189,
                  48.460074214720194,
                  1890.1513562118269
                ],
                [
                  -120.47106430011134,
                  48.45961368566527,
                  2398.711356211827
                ],
                [
                  -120.47175987251535,
                  48.44561389781189,
                  2398.711356211827
                ],
                [
                  -120.4927865790691,
                  48.446074201723206,
                  1890.1513562118269
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:25:54Z",
            "pc:count": 45968683,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686278.9143,
                "count": 45968683,
                "maximum": 686958.2603,
                "minimum": 685401.8203,
                "name": "X",
                "position": 0,
                "stddev": 400.2408303,
                "variance": 160192.7223
              },
              {
                "average": 5369728.043,
                "count": 45968683,
                "maximum": 5370475.644,
                "minimum": 5368917.984,
                "name": "Y",
                "position": 1,
                "stddev": 418.2858131,
                "variance": 174963.0215
              },
              {
                "average": 2096.27314,
                "count": 45968683,
                "maximum": 2398.711356,
                "minimum": 1890.151356,
                "name": "Z",
                "position": 2,
                "stddev": 105.9938807,
                "variance": 11234.70274
              },
              {
                "average": 769.9520858,
                "count": 45968683,
                "maximum": 3663,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 570.6048615,
                "variance": 325589.908
              },
              {
                "average": 1.343628553,
                "count": 45968683,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7116285527,
                "variance": 0.506415197
              },
              {
                "average": 1.687579433,
                "count": 45968683,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.02858813,
                "variance": 1.057993541
              },
              {
                "average": 0.4975499081,
                "count": 45968683,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999940025,
                "variance": 0.2499940025
              },
              {
                "average": 0.0001995271433,
                "count": 45968683,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0141239986,
                "variance": 0.0001994873366
              },
              {
                "average": 1.393341985,
                "count": 45968683,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5361355323,
                "variance": 0.287441309
              },
              {
                "average": 1.630016543,
                "count": 45968683,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.60332823,
                "variance": 134.637226
              },
              {
                "average": 0,
                "count": 45968683,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 81.54206291,
                "count": 45968683,
                "maximum": 112,
                "minimum": 60,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 24.60087629,
                "variance": 605.2031142
              },
              {
                "average": 222263889.9,
                "count": 45968683,
                "maximum": 222622754.4,
                "minimum": 222018877.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 296022.7064,
                "variance": 87629442680.0
              },
              {
                "average": 0,
                "count": 45968683,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45968683,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45968683,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45968683,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45968683,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685401.8203,
              5368917.984,
              1890.151356,
              686958.2603,
              5370475.644,
              2398.711356
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685401.8203406283,
                    5368917.983992764,
                    1890.1513562118269
                  ],
                  [
                    685401.8203406283,
                    5370475.643992764,
                    1890.1513562118269
                  ],
                  [
                    686958.2603406282,
                    5370475.643992764,
                    2398.711356211827
                  ],
                  [
                    686958.2603406282,
                    5368917.983992764,
                    2398.711356211827
                  ],
                  [
                    685401.8203406283,
                    5368917.983992764,
                    1890.1513562118269
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:25:54+00:00",
            "end_time": "2018-09-26T17:41:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_557588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57313232998537,
              48.378246429271194,
              1594.4629811624554
            ],
            [
              -120.57246631865513,
              48.39224511825981,
              1594.4629811624554
            ],
            [
              -120.55146026051565,
              48.39179973623642,
              2288.6229811624553
            ],
            [
              -120.55213202103488,
              48.37780126490321,
              2288.6229811624553
            ],
            [
              -120.57313232998537,
              48.378246429271194,
              1594.4629811624554
            ]
          ]
        ]
      },
      "bbox": [
        -120.5731323,
        48.37780126,
        1594.462981,
        -120.5514603,
        48.39224512,
        2288.622981
      ],
      "properties": {
        "datetime": "2018-09-26T16:50:00Z",
        "pc:count": 34537186,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 680467.6859,
            "count": 34537186,
            "maximum": 681256.3211,
            "minimum": 679699.8611,
            "name": "X",
            "position": 0,
            "stddev": 442.8960584,
            "variance": 196156.9185
          },
          {
            "average": 5361946.669,
            "count": 34537186,
            "maximum": 5362745.318,
            "minimum": 5361187.918,
            "name": "Y",
            "position": 1,
            "stddev": 411.187898,
            "variance": 169075.4874
          },
          {
            "average": 1836.12196,
            "count": 34537186,
            "maximum": 2288.622981,
            "minimum": 1594.462981,
            "name": "Z",
            "position": 2,
            "stddev": 141.7205084,
            "variance": 20084.7025
          },
          {
            "average": 617.9697772,
            "count": 34537186,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 330.7824551,
            "variance": 109417.0326
          },
          {
            "average": 1.289236737,
            "count": 34537186,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6160645048,
            "variance": 0.3795354741
          },
          {
            "average": 1.578512534,
            "count": 34537186,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8750552842,
            "variance": 0.7657217505
          },
          {
            "average": 0.4960044226,
            "count": 34537186,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999840423,
            "variance": 0.2499840426
          },
          {
            "average": 0.0002955654812,
            "count": 34537186,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01718947733,
            "variance": 0.0002954781308
          },
          {
            "average": 1.38430644,
            "count": 34537186,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5302525799,
            "variance": 0.2811677985
          },
          {
            "average": 1.381558879,
            "count": 34537186,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.94315878,
            "variance": 142.6390417
          },
          {
            "average": 0,
            "count": 34537186,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.25168243,
            "count": 34537186,
            "maximum": 53,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.01553599,
            "variance": 1.031313347
          },
          {
            "average": 222015134.8,
            "count": 34537186,
            "maximum": 222015800.5,
            "minimum": 222014222.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 390.1390663,
            "variance": 152208.4911
          },
          {
            "average": 0,
            "count": 34537186,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34537186,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34537186,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34537186,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34537186,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679699.8611,
          5361187.918,
          1594.462981,
          681256.3211,
          5362745.318,
          2288.622981
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679699.8610815569,
                5361187.918307718,
                1594.4629811624554
              ],
              [
                679699.8610815569,
                5362745.318307718,
                1594.4629811624554
              ],
              [
                681256.3210815568,
                5362745.318307718,
                2288.6229811624553
              ],
              [
                681256.3210815568,
                5361187.918307718,
                2288.6229811624553
              ],
              [
                679699.8610815569,
                5361187.918307718,
                1594.4629811624554
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:50:00+00:00",
        "end_time": "2018-09-26T16:23:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_557588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_557588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_557588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5731323,
            48.37780126,
            1594.462981,
            -120.5514603,
            48.39224512,
            2288.622981
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57313232998537,
                  48.378246429271194,
                  1594.4629811624554
                ],
                [
                  -120.57246631865513,
                  48.39224511825981,
                  1594.4629811624554
                ],
                [
                  -120.55146026051565,
                  48.39179973623642,
                  2288.6229811624553
                ],
                [
                  -120.55213202103488,
                  48.37780126490321,
                  2288.6229811624553
                ],
                [
                  -120.57313232998537,
                  48.378246429271194,
                  1594.4629811624554
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_557588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:50:00Z",
            "pc:count": 34537186,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 680467.6859,
                "count": 34537186,
                "maximum": 681256.3211,
                "minimum": 679699.8611,
                "name": "X",
                "position": 0,
                "stddev": 442.8960584,
                "variance": 196156.9185
              },
              {
                "average": 5361946.669,
                "count": 34537186,
                "maximum": 5362745.318,
                "minimum": 5361187.918,
                "name": "Y",
                "position": 1,
                "stddev": 411.187898,
                "variance": 169075.4874
              },
              {
                "average": 1836.12196,
                "count": 34537186,
                "maximum": 2288.622981,
                "minimum": 1594.462981,
                "name": "Z",
                "position": 2,
                "stddev": 141.7205084,
                "variance": 20084.7025
              },
              {
                "average": 617.9697772,
                "count": 34537186,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 330.7824551,
                "variance": 109417.0326
              },
              {
                "average": 1.289236737,
                "count": 34537186,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6160645048,
                "variance": 0.3795354741
              },
              {
                "average": 1.578512534,
                "count": 34537186,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8750552842,
                "variance": 0.7657217505
              },
              {
                "average": 0.4960044226,
                "count": 34537186,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999840423,
                "variance": 0.2499840426
              },
              {
                "average": 0.0002955654812,
                "count": 34537186,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01718947733,
                "variance": 0.0002954781308
              },
              {
                "average": 1.38430644,
                "count": 34537186,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5302525799,
                "variance": 0.2811677985
              },
              {
                "average": 1.381558879,
                "count": 34537186,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.94315878,
                "variance": 142.6390417
              },
              {
                "average": 0,
                "count": 34537186,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.25168243,
                "count": 34537186,
                "maximum": 53,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.01553599,
                "variance": 1.031313347
              },
              {
                "average": 222015134.8,
                "count": 34537186,
                "maximum": 222015800.5,
                "minimum": 222014222.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 390.1390663,
                "variance": 152208.4911
              },
              {
                "average": 0,
                "count": 34537186,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34537186,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34537186,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34537186,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34537186,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679699.8611,
              5361187.918,
              1594.462981,
              681256.3211,
              5362745.318,
              2288.622981
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679699.8610815569,
                    5361187.918307718,
                    1594.4629811624554
                  ],
                  [
                    679699.8610815569,
                    5362745.318307718,
                    1594.4629811624554
                  ],
                  [
                    681256.3210815568,
                    5362745.318307718,
                    2288.6229811624553
                  ],
                  [
                    681256.3210815568,
                    5361187.918307718,
                    2288.6229811624553
                  ],
                  [
                    679699.8610815569,
                    5361187.918307718,
                    1594.4629811624554
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:50:00+00:00",
            "end_time": "2018-09-26T16:23:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3502075053046,
              48.33862032958655,
              739.9701617365154
            ],
            [
              -120.34948579941619,
              48.35253132080646,
              739.9701617365154
            ],
            [
              -120.32906196230252,
              48.35205859540447,
              1419.3901617365154
            ],
            [
              -120.32978921332304,
              48.338147833717464,
              1419.3901617365154
            ],
            [
              -120.3502075053046,
              48.33862032958655,
              739.9701617365154
            ]
          ]
        ]
      },
      "bbox": [
        -120.3502075,
        48.33814783,
        739.9701617,
        -120.329062,
        48.35253132,
        1419.390162
      ],
      "properties": {
        "datetime": "2018-10-11T18:25:48Z",
        "pc:count": 31993781,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697085.0515,
            "count": 31993781,
            "maximum": 697872.3141,
            "minimum": 696357.5541,
            "name": "X",
            "position": 0,
            "stddev": 379.6056837,
            "variance": 144100.4751
          },
          {
            "average": 5358050.552,
            "count": 31993781,
            "maximum": 5358878.797,
            "minimum": 5357330.897,
            "name": "Y",
            "position": 1,
            "stddev": 420.2219783,
            "variance": 176586.5111
          },
          {
            "average": 1130.957101,
            "count": 31993781,
            "maximum": 1419.390162,
            "minimum": 739.9701617,
            "name": "Z",
            "position": 2,
            "stddev": 144.8111584,
            "variance": 20970.27158
          },
          {
            "average": 424.2137438,
            "count": 31993781,
            "maximum": 4095,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 249.4129676,
            "variance": 62206.82841
          },
          {
            "average": 1.328208473,
            "count": 31993781,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5983231507,
            "variance": 0.3579905927
          },
          {
            "average": 1.656486584,
            "count": 31993781,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7988133955,
            "variance": 0.6381028409
          },
          {
            "average": 0.4975164705,
            "count": 31993781,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999938399,
            "variance": 0.2499938399
          },
          {
            "average": 0.0002413906628,
            "count": 31993781,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01553487692,
            "variance": 0.0002413324009
          },
          {
            "average": 1.340285757,
            "count": 31993781,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.560419066,
            "variance": 0.3140695295
          },
          {
            "average": 1.030112072,
            "count": 31993781,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.23588868,
            "variance": 104.7734171
          },
          {
            "average": 0,
            "count": 31993781,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.6044739,
            "count": 31993781,
            "maximum": 131,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.910443595,
            "variance": 3.649794728
          },
          {
            "average": 223316427.6,
            "count": 31993781,
            "maximum": 223317548.3,
            "minimum": 223315175.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1001.726592,
            "variance": 1003456.166
          },
          {
            "average": 0,
            "count": 31993781,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31993781,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31993781,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31993781,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31993781,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696357.5541,
          5357330.897,
          739.9701617,
          697872.3141,
          5358878.797,
          1419.390162
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696357.5540559447,
                5357330.897325792,
                739.9701617365154
              ],
              [
                696357.5540559447,
                5358878.797325793,
                739.9701617365154
              ],
              [
                697872.3140559447,
                5358878.797325793,
                1419.3901617365154
              ],
              [
                697872.3140559447,
                5357330.897325792,
                1419.3901617365154
              ],
              [
                696357.5540559447,
                5357330.897325792,
                739.9701617365154
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:25:48+00:00",
        "end_time": "2018-10-11T17:46:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3502075,
            48.33814783,
            739.9701617,
            -120.329062,
            48.35253132,
            1419.390162
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3502075053046,
                  48.33862032958655,
                  739.9701617365154
                ],
                [
                  -120.34948579941619,
                  48.35253132080646,
                  739.9701617365154
                ],
                [
                  -120.32906196230252,
                  48.35205859540447,
                  1419.3901617365154
                ],
                [
                  -120.32978921332304,
                  48.338147833717464,
                  1419.3901617365154
                ],
                [
                  -120.3502075053046,
                  48.33862032958655,
                  739.9701617365154
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:25:48Z",
            "pc:count": 31993781,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697085.0515,
                "count": 31993781,
                "maximum": 697872.3141,
                "minimum": 696357.5541,
                "name": "X",
                "position": 0,
                "stddev": 379.6056837,
                "variance": 144100.4751
              },
              {
                "average": 5358050.552,
                "count": 31993781,
                "maximum": 5358878.797,
                "minimum": 5357330.897,
                "name": "Y",
                "position": 1,
                "stddev": 420.2219783,
                "variance": 176586.5111
              },
              {
                "average": 1130.957101,
                "count": 31993781,
                "maximum": 1419.390162,
                "minimum": 739.9701617,
                "name": "Z",
                "position": 2,
                "stddev": 144.8111584,
                "variance": 20970.27158
              },
              {
                "average": 424.2137438,
                "count": 31993781,
                "maximum": 4095,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 249.4129676,
                "variance": 62206.82841
              },
              {
                "average": 1.328208473,
                "count": 31993781,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5983231507,
                "variance": 0.3579905927
              },
              {
                "average": 1.656486584,
                "count": 31993781,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7988133955,
                "variance": 0.6381028409
              },
              {
                "average": 0.4975164705,
                "count": 31993781,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999938399,
                "variance": 0.2499938399
              },
              {
                "average": 0.0002413906628,
                "count": 31993781,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01553487692,
                "variance": 0.0002413324009
              },
              {
                "average": 1.340285757,
                "count": 31993781,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.560419066,
                "variance": 0.3140695295
              },
              {
                "average": 1.030112072,
                "count": 31993781,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.23588868,
                "variance": 104.7734171
              },
              {
                "average": 0,
                "count": 31993781,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.6044739,
                "count": 31993781,
                "maximum": 131,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.910443595,
                "variance": 3.649794728
              },
              {
                "average": 223316427.6,
                "count": 31993781,
                "maximum": 223317548.3,
                "minimum": 223315175.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1001.726592,
                "variance": 1003456.166
              },
              {
                "average": 0,
                "count": 31993781,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31993781,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31993781,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31993781,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31993781,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696357.5541,
              5357330.897,
              739.9701617,
              697872.3141,
              5358878.797,
              1419.390162
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696357.5540559447,
                    5357330.897325792,
                    739.9701617365154
                  ],
                  [
                    696357.5540559447,
                    5358878.797325793,
                    739.9701617365154
                  ],
                  [
                    697872.3140559447,
                    5358878.797325793,
                    1419.3901617365154
                  ],
                  [
                    697872.3140559447,
                    5357330.897325792,
                    1419.3901617365154
                  ],
                  [
                    696357.5540559447,
                    5357330.897325792,
                    739.9701617365154
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:25:48+00:00",
            "end_time": "2018-10-11T17:46:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_607088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.90511514377391,
              48.39306525179122,
              1230.2381367212934
            ],
            [
              -119.90426492332773,
              48.40706590529963,
              1230.2381367212934
            ],
            [
              -119.88344357074695,
              48.406503285011716,
              1496.9381367212932
            ],
            [
              -119.88429948713,
              48.39250290650738,
              1496.9381367212932
            ],
            [
              -119.90511514377391,
              48.39306525179122,
              1230.2381367212934
            ]
          ]
        ]
      },
      "bbox": [
        -119.9051151,
        48.39250291,
        1230.238137,
        -119.8834436,
        48.40706591,
        1496.938137
      ],
      "properties": {
        "datetime": "2018-07-20T16:37:59Z",
        "pc:count": 43094780,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 729856.8651,
            "count": 43094780,
            "maximum": 730635.4687,
            "minimum": 729092.2687,
            "name": "X",
            "position": 0,
            "stddev": 419.1703401,
            "variance": 175703.774
          },
          {
            "average": 5365427.338,
            "count": 43094780,
            "maximum": 5366176.29,
            "minimum": 5364617.79,
            "name": "Y",
            "position": 1,
            "stddev": 410.8796894,
            "variance": 168822.1192
          },
          {
            "average": 1317.391404,
            "count": 43094780,
            "maximum": 1496.938137,
            "minimum": 1230.238137,
            "name": "Z",
            "position": 2,
            "stddev": 55.93184944,
            "variance": 3128.371782
          },
          {
            "average": 666.6288912,
            "count": 43094780,
            "maximum": 4095,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 520.3658124,
            "variance": 270780.5787
          },
          {
            "average": 1.622959997,
            "count": 43094780,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8267047259,
            "variance": 0.6834407039
          },
          {
            "average": 2.246027407,
            "count": 43094780,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.019503801,
            "variance": 1.039388
          },
          {
            "average": 0.4954076341,
            "count": 43094780,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999789155,
            "variance": 0.249978916
          },
          {
            "average": 0.0002733741766,
            "count": 43094780,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01653177091,
            "variance": 0.0002732994495
          },
          {
            "average": 1.273751925,
            "count": 43094780,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4766234003,
            "variance": 0.2271698657
          },
          {
            "average": 0.3992876256,
            "count": 43094780,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.75662685,
            "variance": 115.7050212
          },
          {
            "average": 0,
            "count": 43094780,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.9993288,
            "count": 43094780,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 57.82177404,
            "variance": 3343.357553
          },
          {
            "average": 216128750.1,
            "count": 43094780,
            "maximum": 216139879.7,
            "minimum": 216046903.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 29758.41789,
            "variance": 885563435.1
          },
          {
            "average": 0,
            "count": 43094780,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43094780,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43094780,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43094780,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43094780,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          729092.2687,
          5364617.79,
          1230.238137,
          730635.4687,
          5366176.29,
          1496.938137
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                729092.2687172593,
                5364617.789834203,
                1230.2381367212934
              ],
              [
                729092.2687172593,
                5366176.289834203,
                1230.2381367212934
              ],
              [
                730635.4687172592,
                5366176.289834203,
                1496.9381367212932
              ],
              [
                730635.4687172592,
                5364617.789834203,
                1496.9381367212932
              ],
              [
                729092.2687172593,
                5364617.789834203,
                1230.2381367212934
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:37:59+00:00",
        "end_time": "2018-07-19T14:48:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_607088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_607088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_607088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9051151,
            48.39250291,
            1230.238137,
            -119.8834436,
            48.40706591,
            1496.938137
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.90511514377391,
                  48.39306525179122,
                  1230.2381367212934
                ],
                [
                  -119.90426492332773,
                  48.40706590529963,
                  1230.2381367212934
                ],
                [
                  -119.88344357074695,
                  48.406503285011716,
                  1496.9381367212932
                ],
                [
                  -119.88429948713,
                  48.39250290650738,
                  1496.9381367212932
                ],
                [
                  -119.90511514377391,
                  48.39306525179122,
                  1230.2381367212934
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_607088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:37:59Z",
            "pc:count": 43094780,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 729856.8651,
                "count": 43094780,
                "maximum": 730635.4687,
                "minimum": 729092.2687,
                "name": "X",
                "position": 0,
                "stddev": 419.1703401,
                "variance": 175703.774
              },
              {
                "average": 5365427.338,
                "count": 43094780,
                "maximum": 5366176.29,
                "minimum": 5364617.79,
                "name": "Y",
                "position": 1,
                "stddev": 410.8796894,
                "variance": 168822.1192
              },
              {
                "average": 1317.391404,
                "count": 43094780,
                "maximum": 1496.938137,
                "minimum": 1230.238137,
                "name": "Z",
                "position": 2,
                "stddev": 55.93184944,
                "variance": 3128.371782
              },
              {
                "average": 666.6288912,
                "count": 43094780,
                "maximum": 4095,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 520.3658124,
                "variance": 270780.5787
              },
              {
                "average": 1.622959997,
                "count": 43094780,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8267047259,
                "variance": 0.6834407039
              },
              {
                "average": 2.246027407,
                "count": 43094780,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.019503801,
                "variance": 1.039388
              },
              {
                "average": 0.4954076341,
                "count": 43094780,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999789155,
                "variance": 0.249978916
              },
              {
                "average": 0.0002733741766,
                "count": 43094780,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01653177091,
                "variance": 0.0002732994495
              },
              {
                "average": 1.273751925,
                "count": 43094780,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4766234003,
                "variance": 0.2271698657
              },
              {
                "average": 0.3992876256,
                "count": 43094780,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.75662685,
                "variance": 115.7050212
              },
              {
                "average": 0,
                "count": 43094780,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.9993288,
                "count": 43094780,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 57.82177404,
                "variance": 3343.357553
              },
              {
                "average": 216128750.1,
                "count": 43094780,
                "maximum": 216139879.7,
                "minimum": 216046903.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 29758.41789,
                "variance": 885563435.1
              },
              {
                "average": 0,
                "count": 43094780,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43094780,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43094780,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43094780,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43094780,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              729092.2687,
              5364617.79,
              1230.238137,
              730635.4687,
              5366176.29,
              1496.938137
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    729092.2687172593,
                    5364617.789834203,
                    1230.2381367212934
                  ],
                  [
                    729092.2687172593,
                    5366176.289834203,
                    1230.2381367212934
                  ],
                  [
                    730635.4687172592,
                    5366176.289834203,
                    1496.9381367212932
                  ],
                  [
                    730635.4687172592,
                    5364617.789834203,
                    1496.9381367212932
                  ],
                  [
                    729092.2687172593,
                    5364617.789834203,
                    1230.2381367212934
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:37:59+00:00",
            "end_time": "2018-07-19T14:48:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41265437674383,
              48.567833850982545,
              630.4510277154834
            ],
            [
              -120.41193931786212,
              48.581836109212155,
              630.4510277154834
            ],
            [
              -120.39085688243955,
              48.581360025730916,
              1201.8710277154835
            ],
            [
              -120.39157775017415,
              48.56735800040999,
              1201.8710277154835
            ],
            [
              -120.41265437674383,
              48.567833850982545,
              630.4510277154834
            ]
          ]
        ]
      },
      "bbox": [
        -120.4126544,
        48.567358,
        630.4510277,
        -120.3908569,
        48.58183611,
        1201.871028
      ],
      "properties": {
        "datetime": "2018-10-04T17:37:36Z",
        "pc:count": 33050841,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691635.3336,
            "count": 33050841,
            "maximum": 692425.3627,
            "minimum": 690868.8627,
            "name": "X",
            "position": 0,
            "stddev": 420.6379266,
            "variance": 176936.2653
          },
          {
            "average": 5383385.072,
            "count": 33050841,
            "maximum": 5384205.884,
            "minimum": 5382647.844,
            "name": "Y",
            "position": 1,
            "stddev": 429.0867005,
            "variance": 184115.3966
          },
          {
            "average": 786.6144814,
            "count": 33050841,
            "maximum": 1201.871028,
            "minimum": 630.4510277,
            "name": "Z",
            "position": 2,
            "stddev": 135.9232507,
            "variance": 18475.13009
          },
          {
            "average": 607.294831,
            "count": 33050841,
            "maximum": 4095,
            "minimum": 86,
            "name": "Intensity",
            "position": 3,
            "stddev": 390.4648991,
            "variance": 152462.8374
          },
          {
            "average": 1.283015552,
            "count": 33050841,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5272396866,
            "variance": 0.2779816871
          },
          {
            "average": 1.566024477,
            "count": 33050841,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6861716568,
            "variance": 0.4708315425
          },
          {
            "average": 0.4990070601,
            "count": 33050841,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999990216,
            "variance": 0.2499990216
          },
          {
            "average": 0.0002817174909,
            "count": 33050841,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01678207778,
            "variance": 0.0002816381347
          },
          {
            "average": 1.286107122,
            "count": 33050841,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4976875669,
            "variance": 0.2476929143
          },
          {
            "average": -0.2990108523,
            "count": 33050841,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.814184172,
            "variance": 96.31821096
          },
          {
            "average": 0,
            "count": 33050841,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.48124727,
            "count": 33050841,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.424987382,
            "variance": 5.880563805
          },
          {
            "average": 222704827.1,
            "count": 33050841,
            "maximum": 222709856.1,
            "minimum": 222703298.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1415.680068,
            "variance": 2004150.054
          },
          {
            "average": 0,
            "count": 33050841,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33050841,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33050841,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33050841,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33050841,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690868.8627,
          5382647.844,
          630.4510277,
          692425.3627,
          5384205.884,
          1201.871028
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690868.8627151076,
                5382647.843979612,
                630.4510277154834
              ],
              [
                690868.8627151076,
                5384205.883979611,
                630.4510277154834
              ],
              [
                692425.3627151076,
                5384205.883979611,
                1201.8710277154835
              ],
              [
                692425.3627151076,
                5382647.843979612,
                1201.8710277154835
              ],
              [
                690868.8627151076,
                5382647.843979612,
                630.4510277154834
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:37:36+00:00",
        "end_time": "2018-10-04T15:48:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4126544,
            48.567358,
            630.4510277,
            -120.3908569,
            48.58183611,
            1201.871028
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41265437674383,
                  48.567833850982545,
                  630.4510277154834
                ],
                [
                  -120.41193931786212,
                  48.581836109212155,
                  630.4510277154834
                ],
                [
                  -120.39085688243955,
                  48.581360025730916,
                  1201.8710277154835
                ],
                [
                  -120.39157775017415,
                  48.56735800040999,
                  1201.8710277154835
                ],
                [
                  -120.41265437674383,
                  48.567833850982545,
                  630.4510277154834
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:37:36Z",
            "pc:count": 33050841,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691635.3336,
                "count": 33050841,
                "maximum": 692425.3627,
                "minimum": 690868.8627,
                "name": "X",
                "position": 0,
                "stddev": 420.6379266,
                "variance": 176936.2653
              },
              {
                "average": 5383385.072,
                "count": 33050841,
                "maximum": 5384205.884,
                "minimum": 5382647.844,
                "name": "Y",
                "position": 1,
                "stddev": 429.0867005,
                "variance": 184115.3966
              },
              {
                "average": 786.6144814,
                "count": 33050841,
                "maximum": 1201.871028,
                "minimum": 630.4510277,
                "name": "Z",
                "position": 2,
                "stddev": 135.9232507,
                "variance": 18475.13009
              },
              {
                "average": 607.294831,
                "count": 33050841,
                "maximum": 4095,
                "minimum": 86,
                "name": "Intensity",
                "position": 3,
                "stddev": 390.4648991,
                "variance": 152462.8374
              },
              {
                "average": 1.283015552,
                "count": 33050841,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5272396866,
                "variance": 0.2779816871
              },
              {
                "average": 1.566024477,
                "count": 33050841,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6861716568,
                "variance": 0.4708315425
              },
              {
                "average": 0.4990070601,
                "count": 33050841,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999990216,
                "variance": 0.2499990216
              },
              {
                "average": 0.0002817174909,
                "count": 33050841,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01678207778,
                "variance": 0.0002816381347
              },
              {
                "average": 1.286107122,
                "count": 33050841,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4976875669,
                "variance": 0.2476929143
              },
              {
                "average": -0.2990108523,
                "count": 33050841,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.814184172,
                "variance": 96.31821096
              },
              {
                "average": 0,
                "count": 33050841,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.48124727,
                "count": 33050841,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.424987382,
                "variance": 5.880563805
              },
              {
                "average": 222704827.1,
                "count": 33050841,
                "maximum": 222709856.1,
                "minimum": 222703298.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1415.680068,
                "variance": 2004150.054
              },
              {
                "average": 0,
                "count": 33050841,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33050841,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33050841,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33050841,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33050841,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690868.8627,
              5382647.844,
              630.4510277,
              692425.3627,
              5384205.884,
              1201.871028
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690868.8627151076,
                    5382647.843979612,
                    630.4510277154834
                  ],
                  [
                    690868.8627151076,
                    5384205.883979611,
                    630.4510277154834
                  ],
                  [
                    692425.3627151076,
                    5384205.883979611,
                    1201.8710277154835
                  ],
                  [
                    692425.3627151076,
                    5382647.843979612,
                    1201.8710277154835
                  ],
                  [
                    690868.8627151076,
                    5382647.843979612,
                    630.4510277154834
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:37:36+00:00",
            "end_time": "2018-10-04T15:48:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51924424662921,
              48.4999239633256,
              2245.259217267368
            ],
            [
              -120.51898525190417,
              48.505227754938744,
              2245.259217267368
            ],
            [
              -120.51253327511274,
              48.505088429238995,
              2472.8992172673684
            ],
            [
              -120.51279294167279,
              48.49978466343971,
              2472.8992172673684
            ],
            [
              -120.51924424662921,
              48.4999239633256,
              2245.259217267368
            ]
          ]
        ]
      },
      "bbox": [
        -120.5192442,
        48.49978466,
        2245.259217,
        -120.5125333,
        48.50522775,
        2472.899217
      ],
      "properties": {
        "datetime": "2018-09-26T17:24:59Z",
        "pc:count": 1664486,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683558.4591,
            "count": 1664486,
            "maximum": 683728.3911,
            "minimum": 683251.3711,
            "name": "X",
            "position": 0,
            "stddev": 118.2773401,
            "variance": 13989.52917
          },
          {
            "average": 5375030.852,
            "count": 1664486,
            "maximum": 5375429.317,
            "minimum": 5374839.217,
            "name": "Y",
            "position": 1,
            "stddev": 124.6121543,
            "variance": 15528.18901
          },
          {
            "average": 2373.697832,
            "count": 1664486,
            "maximum": 2472.899217,
            "minimum": 2245.259217,
            "name": "Z",
            "position": 2,
            "stddev": 45.0972376,
            "variance": 2033.760839
          },
          {
            "average": 627.7626156,
            "count": 1664486,
            "maximum": 3717,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 249.6152878,
            "variance": 62307.79188
          },
          {
            "average": 1.072263149,
            "count": 1664486,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2835283019,
            "variance": 0.08038829798
          },
          {
            "average": 1.144557539,
            "count": 1664486,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4046663001,
            "variance": 0.1637548144
          },
          {
            "average": 0.4987287367,
            "count": 1664486,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999985341,
            "variance": 0.2499985341
          },
          {
            "average": 0.0001177540694,
            "count": 1664486,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01085081905,
            "variance": 0.0001177402741
          },
          {
            "average": 1.42185095,
            "count": 1664486,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.554427624,
            "variance": 0.3073899902
          },
          {
            "average": -9.248229986,
            "count": 1664486,
            "maximum": 6,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 6.587957458,
            "variance": 43.40118347
          },
          {
            "average": 0,
            "count": 1664486,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 57.40236025,
            "count": 1664486,
            "maximum": 58,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4903739627,
            "variance": 0.2404666233
          },
          {
            "average": 222017774.6,
            "count": 1664486,
            "maximum": 222017899.6,
            "minimum": 222017689.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 100.0754219,
            "variance": 10015.09006
          },
          {
            "average": 0,
            "count": 1664486,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1664486,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1664486,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1664486,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1664486,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          683251.3711,
          5374839.217,
          2245.259217,
          683728.3911,
          5375429.317,
          2472.899217
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                683251.3710519542,
                5374839.217162051,
                2245.259217267368
              ],
              [
                683251.3710519542,
                5375429.317162051,
                2245.259217267368
              ],
              [
                683728.3910519542,
                5375429.317162051,
                2472.8992172673684
              ],
              [
                683728.3910519542,
                5374839.217162051,
                2472.8992172673684
              ],
              [
                683251.3710519542,
                5374839.217162051,
                2245.259217267368
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:24:59+00:00",
        "end_time": "2018-09-26T17:21:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5192442,
            48.49978466,
            2245.259217,
            -120.5125333,
            48.50522775,
            2472.899217
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51924424662921,
                  48.4999239633256,
                  2245.259217267368
                ],
                [
                  -120.51898525190417,
                  48.505227754938744,
                  2245.259217267368
                ],
                [
                  -120.51253327511274,
                  48.505088429238995,
                  2472.8992172673684
                ],
                [
                  -120.51279294167279,
                  48.49978466343971,
                  2472.8992172673684
                ],
                [
                  -120.51924424662921,
                  48.4999239633256,
                  2245.259217267368
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:24:59Z",
            "pc:count": 1664486,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683558.4591,
                "count": 1664486,
                "maximum": 683728.3911,
                "minimum": 683251.3711,
                "name": "X",
                "position": 0,
                "stddev": 118.2773401,
                "variance": 13989.52917
              },
              {
                "average": 5375030.852,
                "count": 1664486,
                "maximum": 5375429.317,
                "minimum": 5374839.217,
                "name": "Y",
                "position": 1,
                "stddev": 124.6121543,
                "variance": 15528.18901
              },
              {
                "average": 2373.697832,
                "count": 1664486,
                "maximum": 2472.899217,
                "minimum": 2245.259217,
                "name": "Z",
                "position": 2,
                "stddev": 45.0972376,
                "variance": 2033.760839
              },
              {
                "average": 627.7626156,
                "count": 1664486,
                "maximum": 3717,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 249.6152878,
                "variance": 62307.79188
              },
              {
                "average": 1.072263149,
                "count": 1664486,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2835283019,
                "variance": 0.08038829798
              },
              {
                "average": 1.144557539,
                "count": 1664486,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4046663001,
                "variance": 0.1637548144
              },
              {
                "average": 0.4987287367,
                "count": 1664486,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999985341,
                "variance": 0.2499985341
              },
              {
                "average": 0.0001177540694,
                "count": 1664486,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01085081905,
                "variance": 0.0001177402741
              },
              {
                "average": 1.42185095,
                "count": 1664486,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.554427624,
                "variance": 0.3073899902
              },
              {
                "average": -9.248229986,
                "count": 1664486,
                "maximum": 6,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 6.587957458,
                "variance": 43.40118347
              },
              {
                "average": 0,
                "count": 1664486,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 57.40236025,
                "count": 1664486,
                "maximum": 58,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4903739627,
                "variance": 0.2404666233
              },
              {
                "average": 222017774.6,
                "count": 1664486,
                "maximum": 222017899.6,
                "minimum": 222017689.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 100.0754219,
                "variance": 10015.09006
              },
              {
                "average": 0,
                "count": 1664486,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1664486,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1664486,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1664486,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1664486,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              683251.3711,
              5374839.217,
              2245.259217,
              683728.3911,
              5375429.317,
              2472.899217
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    683251.3710519542,
                    5374839.217162051,
                    2245.259217267368
                  ],
                  [
                    683251.3710519542,
                    5375429.317162051,
                    2245.259217267368
                  ],
                  [
                    683728.3910519542,
                    5375429.317162051,
                    2472.8992172673684
                  ],
                  [
                    683728.3910519542,
                    5374839.217162051,
                    2472.8992172673684
                  ],
                  [
                    683251.3710519542,
                    5374839.217162051,
                    2245.259217267368
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:24:59+00:00",
            "end_time": "2018-09-26T17:21:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35153606512227,
              48.54103470526374,
              594.7961821599296
            ],
            [
              -120.35080477806507,
              48.555037063902496,
              594.7961821599296
            ],
            [
              -120.32973289089286,
              48.554549950326475,
              733.7961821599296
            ],
            [
              -120.33046997787797,
              48.540547829965966,
              733.7961821599296
            ],
            [
              -120.35153606512227,
              48.54103470526374,
              594.7961821599296
            ]
          ]
        ]
      },
      "bbox": [
        -120.3515361,
        48.54054783,
        594.7961822,
        -120.3297329,
        48.55503706,
        733.7961822
      ],
      "properties": {
        "datetime": "2018-10-11T18:50:19Z",
        "pc:count": 30565855,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696257.3317,
            "count": 30565855,
            "maximum": 697037.0738,
            "minimum": 695480.4538,
            "name": "X",
            "position": 0,
            "stddev": 440.7730985,
            "variance": 194280.9244
          },
          {
            "average": 5380609.359,
            "count": 30565855,
            "maximum": 5381382,
            "minimum": 5379823.88,
            "name": "Y",
            "position": 1,
            "stddev": 432.2356812,
            "variance": 186827.6841
          },
          {
            "average": 613.0130065,
            "count": 30565855,
            "maximum": 733.7961822,
            "minimum": 594.7961822,
            "name": "Z",
            "position": 2,
            "stddev": 20.385882,
            "variance": 415.5841851
          },
          {
            "average": 852.3707666,
            "count": 30565855,
            "maximum": 4095,
            "minimum": 93,
            "name": "Intensity",
            "position": 3,
            "stddev": 432.0880103,
            "variance": 186700.0486
          },
          {
            "average": 1.138168096,
            "count": 30565855,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3831900294,
            "variance": 0.1468345986
          },
          {
            "average": 1.276262908,
            "count": 30565855,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5321352501,
            "variance": 0.2831679244
          },
          {
            "average": 0.4969166739,
            "count": 30565855,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999905012,
            "variance": 0.2499905013
          },
          {
            "average": 0.0003148938579,
            "count": 30565855,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01774245502,
            "variance": 0.00031479471
          },
          {
            "average": 1.436887501,
            "count": 30565855,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5020999227,
            "variance": 0.2521043324
          },
          {
            "average": -0.582785883,
            "count": 30565855,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.957204588,
            "variance": 99.14592321
          },
          {
            "average": 0,
            "count": 30565855,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.132689,
            "count": 30565855,
            "maximum": 133,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.497498767,
            "variance": 6.237500093
          },
          {
            "average": 223316446.9,
            "count": 30565855,
            "maximum": 223319019.7,
            "minimum": 223313711.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1300.429627,
            "variance": 1691117.214
          },
          {
            "average": 0,
            "count": 30565855,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30565855,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30565855,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30565855,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30565855,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695480.4538,
          5379823.88,
          594.7961822,
          697037.0738,
          5381382,
          733.7961822
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695480.4537663446,
                5379823.879775259,
                594.7961821599296
              ],
              [
                695480.4537663446,
                5381381.999775258,
                594.7961821599296
              ],
              [
                697037.0737663447,
                5381381.999775258,
                733.7961821599296
              ],
              [
                697037.0737663447,
                5379823.879775259,
                733.7961821599296
              ],
              [
                695480.4537663446,
                5379823.879775259,
                594.7961821599296
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:50:19+00:00",
        "end_time": "2018-10-11T17:21:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3515361,
            48.54054783,
            594.7961822,
            -120.3297329,
            48.55503706,
            733.7961822
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35153606512227,
                  48.54103470526374,
                  594.7961821599296
                ],
                [
                  -120.35080477806507,
                  48.555037063902496,
                  594.7961821599296
                ],
                [
                  -120.32973289089286,
                  48.554549950326475,
                  733.7961821599296
                ],
                [
                  -120.33046997787797,
                  48.540547829965966,
                  733.7961821599296
                ],
                [
                  -120.35153606512227,
                  48.54103470526374,
                  594.7961821599296
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:50:19Z",
            "pc:count": 30565855,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696257.3317,
                "count": 30565855,
                "maximum": 697037.0738,
                "minimum": 695480.4538,
                "name": "X",
                "position": 0,
                "stddev": 440.7730985,
                "variance": 194280.9244
              },
              {
                "average": 5380609.359,
                "count": 30565855,
                "maximum": 5381382,
                "minimum": 5379823.88,
                "name": "Y",
                "position": 1,
                "stddev": 432.2356812,
                "variance": 186827.6841
              },
              {
                "average": 613.0130065,
                "count": 30565855,
                "maximum": 733.7961822,
                "minimum": 594.7961822,
                "name": "Z",
                "position": 2,
                "stddev": 20.385882,
                "variance": 415.5841851
              },
              {
                "average": 852.3707666,
                "count": 30565855,
                "maximum": 4095,
                "minimum": 93,
                "name": "Intensity",
                "position": 3,
                "stddev": 432.0880103,
                "variance": 186700.0486
              },
              {
                "average": 1.138168096,
                "count": 30565855,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3831900294,
                "variance": 0.1468345986
              },
              {
                "average": 1.276262908,
                "count": 30565855,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5321352501,
                "variance": 0.2831679244
              },
              {
                "average": 0.4969166739,
                "count": 30565855,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999905012,
                "variance": 0.2499905013
              },
              {
                "average": 0.0003148938579,
                "count": 30565855,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01774245502,
                "variance": 0.00031479471
              },
              {
                "average": 1.436887501,
                "count": 30565855,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5020999227,
                "variance": 0.2521043324
              },
              {
                "average": -0.582785883,
                "count": 30565855,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.957204588,
                "variance": 99.14592321
              },
              {
                "average": 0,
                "count": 30565855,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.132689,
                "count": 30565855,
                "maximum": 133,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.497498767,
                "variance": 6.237500093
              },
              {
                "average": 223316446.9,
                "count": 30565855,
                "maximum": 223319019.7,
                "minimum": 223313711.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1300.429627,
                "variance": 1691117.214
              },
              {
                "average": 0,
                "count": 30565855,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30565855,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30565855,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30565855,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30565855,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695480.4538,
              5379823.88,
              594.7961822,
              697037.0738,
              5381382,
              733.7961822
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695480.4537663446,
                    5379823.879775259,
                    594.7961821599296
                  ],
                  [
                    695480.4537663446,
                    5381381.999775258,
                    594.7961821599296
                  ],
                  [
                    697037.0737663447,
                    5381381.999775258,
                    733.7961821599296
                  ],
                  [
                    697037.0737663447,
                    5379823.879775259,
                    733.7961821599296
                  ],
                  [
                    695480.4537663446,
                    5379823.879775259,
                    594.7961821599296
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:50:19+00:00",
            "end_time": "2018-10-11T17:21:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43285789250926,
              48.554266875155506,
              1034.377165460414
            ],
            [
              -120.43214878793273,
              48.56826867014164,
              1034.377165460414
            ],
            [
              -120.41107165535836,
              48.56779638473449,
              1652.6971654604142
            ],
            [
              -120.41178656454116,
              48.55379482077743,
              1652.6971654604142
            ],
            [
              -120.43285789250926,
              48.554266875155506,
              1034.377165460414
            ]
          ]
        ]
      },
      "bbox": [
        -120.4328579,
        48.55379482,
        1034.377165,
        -120.4110717,
        48.56826867,
        1652.697165
      ],
      "properties": {
        "datetime": "2018-10-04T15:59:28Z",
        "pc:count": 43495734,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690157.8638,
            "count": 43495734,
            "maximum": 690985.7516,
            "minimum": 689429.2516,
            "name": "X",
            "position": 0,
            "stddev": 447.099112,
            "variance": 199897.6159
          },
          {
            "average": 5381862.543,
            "count": 43495734,
            "maximum": 5382647.636,
            "minimum": 5381089.676,
            "name": "Y",
            "position": 1,
            "stddev": 444.6160626,
            "variance": 197683.4431
          },
          {
            "average": 1408.834805,
            "count": 43495734,
            "maximum": 1652.697165,
            "minimum": 1034.377165,
            "name": "Z",
            "position": 2,
            "stddev": 132.6427708,
            "variance": 17594.10463
          },
          {
            "average": 541.3822472,
            "count": 43495734,
            "maximum": 4095,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 349.7663006,
            "variance": 122336.465
          },
          {
            "average": 1.51456529,
            "count": 43495734,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7526782424,
            "variance": 0.5665245366
          },
          {
            "average": 2.028902398,
            "count": 43495734,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9592264009,
            "variance": 0.9201152881
          },
          {
            "average": 0.4971824363,
            "count": 43495734,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992067,
            "variance": 0.2499920671
          },
          {
            "average": 0.0003170885678,
            "count": 43495734,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01780415766,
            "variance": 0.0003169880299
          },
          {
            "average": 1.237342724,
            "count": 43495734,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.48362494,
            "variance": 0.2338930826
          },
          {
            "average": -0.3942082237,
            "count": 43495734,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.29904948,
            "variance": 127.6685192
          },
          {
            "average": 0,
            "count": 43495734,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 238.8426014,
            "count": 43495734,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 422.4146941,
            "variance": 178434.1738
          },
          {
            "average": 222650499.9,
            "count": 43495734,
            "maximum": 222703968.3,
            "minimum": 222625147.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 35651.28148,
            "variance": 1271013871
          },
          {
            "average": 0,
            "count": 43495734,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43495734,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43495734,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43495734,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43495734,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689429.2516,
          5381089.676,
          1034.377165,
          690985.7516,
          5382647.636,
          1652.697165
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689429.251649414,
                5381089.6764574945,
                1034.377165460414
              ],
              [
                689429.251649414,
                5382647.636457495,
                1034.377165460414
              ],
              [
                690985.751649414,
                5382647.636457495,
                1652.6971654604142
              ],
              [
                690985.751649414,
                5381089.6764574945,
                1652.6971654604142
              ],
              [
                689429.251649414,
                5381089.6764574945,
                1034.377165460414
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:59:28+00:00",
        "end_time": "2018-10-03T18:05:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4328579,
            48.55379482,
            1034.377165,
            -120.4110717,
            48.56826867,
            1652.697165
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43285789250926,
                  48.554266875155506,
                  1034.377165460414
                ],
                [
                  -120.43214878793273,
                  48.56826867014164,
                  1034.377165460414
                ],
                [
                  -120.41107165535836,
                  48.56779638473449,
                  1652.6971654604142
                ],
                [
                  -120.41178656454116,
                  48.55379482077743,
                  1652.6971654604142
                ],
                [
                  -120.43285789250926,
                  48.554266875155506,
                  1034.377165460414
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:59:28Z",
            "pc:count": 43495734,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690157.8638,
                "count": 43495734,
                "maximum": 690985.7516,
                "minimum": 689429.2516,
                "name": "X",
                "position": 0,
                "stddev": 447.099112,
                "variance": 199897.6159
              },
              {
                "average": 5381862.543,
                "count": 43495734,
                "maximum": 5382647.636,
                "minimum": 5381089.676,
                "name": "Y",
                "position": 1,
                "stddev": 444.6160626,
                "variance": 197683.4431
              },
              {
                "average": 1408.834805,
                "count": 43495734,
                "maximum": 1652.697165,
                "minimum": 1034.377165,
                "name": "Z",
                "position": 2,
                "stddev": 132.6427708,
                "variance": 17594.10463
              },
              {
                "average": 541.3822472,
                "count": 43495734,
                "maximum": 4095,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 349.7663006,
                "variance": 122336.465
              },
              {
                "average": 1.51456529,
                "count": 43495734,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7526782424,
                "variance": 0.5665245366
              },
              {
                "average": 2.028902398,
                "count": 43495734,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9592264009,
                "variance": 0.9201152881
              },
              {
                "average": 0.4971824363,
                "count": 43495734,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992067,
                "variance": 0.2499920671
              },
              {
                "average": 0.0003170885678,
                "count": 43495734,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01780415766,
                "variance": 0.0003169880299
              },
              {
                "average": 1.237342724,
                "count": 43495734,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.48362494,
                "variance": 0.2338930826
              },
              {
                "average": -0.3942082237,
                "count": 43495734,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.29904948,
                "variance": 127.6685192
              },
              {
                "average": 0,
                "count": 43495734,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 238.8426014,
                "count": 43495734,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 422.4146941,
                "variance": 178434.1738
              },
              {
                "average": 222650499.9,
                "count": 43495734,
                "maximum": 222703968.3,
                "minimum": 222625147.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 35651.28148,
                "variance": 1271013871
              },
              {
                "average": 0,
                "count": 43495734,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43495734,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43495734,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43495734,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43495734,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689429.2516,
              5381089.676,
              1034.377165,
              690985.7516,
              5382647.636,
              1652.697165
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689429.251649414,
                    5381089.6764574945,
                    1034.377165460414
                  ],
                  [
                    689429.251649414,
                    5382647.636457495,
                    1034.377165460414
                  ],
                  [
                    690985.751649414,
                    5382647.636457495,
                    1652.6971654604142
                  ],
                  [
                    690985.751649414,
                    5381089.6764574945,
                    1652.6971654604142
                  ],
                  [
                    689429.251649414,
                    5381089.6764574945,
                    1034.377165460414
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:59:28+00:00",
            "end_time": "2018-10-03T18:05:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39244147591042,
              48.58139680836834,
              628.8395259688721
            ],
            [
              -120.39172043569428,
              48.59539988745689,
              628.8395259688721
            ],
            [
              -120.37063080098251,
              48.5949199594257,
              1159.239525968872
            ],
            [
              -120.37135765496991,
              48.58091711515455,
              1159.239525968872
            ],
            [
              -120.39244147591042,
              48.58139680836834,
              628.8395259688721
            ]
          ]
        ]
      },
      "bbox": [
        -120.3924415,
        48.58091712,
        628.839526,
        -120.3706308,
        48.59539989,
        1159.239526
      ],
      "properties": {
        "datetime": "2018-10-04T18:09:36Z",
        "pc:count": 30656647,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693108.8984,
            "count": 30656647,
            "maximum": 693865.0087,
            "minimum": 692308.3687,
            "name": "X",
            "position": 0,
            "stddev": 430.9864867,
            "variance": 185749.3517
          },
          {
            "average": 5385011.276,
            "count": 30656647,
            "maximum": 5385764.14,
            "minimum": 5384205.98,
            "name": "Y",
            "position": 1,
            "stddev": 440.1807586,
            "variance": 193759.1002
          },
          {
            "average": 784.9857767,
            "count": 30656647,
            "maximum": 1159.239526,
            "minimum": 628.839526,
            "name": "Z",
            "position": 2,
            "stddev": 141.9252781,
            "variance": 20142.78456
          },
          {
            "average": 710.646953,
            "count": 30656647,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 399.5651329,
            "variance": 159652.2954
          },
          {
            "average": 1.189816323,
            "count": 30656647,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4559011805,
            "variance": 0.2078458864
          },
          {
            "average": 1.379621,
            "count": 30656647,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6306080396,
            "variance": 0.3976664996
          },
          {
            "average": 0.4968473884,
            "count": 30656647,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999900691,
            "variance": 0.2499900692
          },
          {
            "average": 0.0002748832904,
            "count": 30656647,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01657732604,
            "variance": 0.0002748077385
          },
          {
            "average": 1.374768871,
            "count": 30656647,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.521825847,
            "variance": 0.2723022146
          },
          {
            "average": 0.1235138284,
            "count": 30656647,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.00733954,
            "variance": 100.1468446
          },
          {
            "average": 0,
            "count": 30656647,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.9269414,
            "count": 30656647,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 3.021126768,
            "variance": 9.127206945
          },
          {
            "average": 222709181,
            "count": 30656647,
            "maximum": 222711776,
            "minimum": 222705075.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2294.972826,
            "variance": 5266900.271
          },
          {
            "average": 0,
            "count": 30656647,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30656647,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30656647,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30656647,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30656647,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692308.3687,
          5384205.98,
          628.839526,
          693865.0087,
          5385764.14,
          1159.239526
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692308.3687001653,
                5384205.980105687,
                628.8395259688721
              ],
              [
                692308.3687001653,
                5385764.140105687,
                628.8395259688721
              ],
              [
                693865.0087001652,
                5385764.140105687,
                1159.239525968872
              ],
              [
                693865.0087001652,
                5384205.980105687,
                1159.239525968872
              ],
              [
                692308.3687001653,
                5384205.980105687,
                628.8395259688721
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:09:36+00:00",
        "end_time": "2018-10-04T16:17:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3924415,
            48.58091712,
            628.839526,
            -120.3706308,
            48.59539989,
            1159.239526
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39244147591042,
                  48.58139680836834,
                  628.8395259688721
                ],
                [
                  -120.39172043569428,
                  48.59539988745689,
                  628.8395259688721
                ],
                [
                  -120.37063080098251,
                  48.5949199594257,
                  1159.239525968872
                ],
                [
                  -120.37135765496991,
                  48.58091711515455,
                  1159.239525968872
                ],
                [
                  -120.39244147591042,
                  48.58139680836834,
                  628.8395259688721
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:09:36Z",
            "pc:count": 30656647,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693108.8984,
                "count": 30656647,
                "maximum": 693865.0087,
                "minimum": 692308.3687,
                "name": "X",
                "position": 0,
                "stddev": 430.9864867,
                "variance": 185749.3517
              },
              {
                "average": 5385011.276,
                "count": 30656647,
                "maximum": 5385764.14,
                "minimum": 5384205.98,
                "name": "Y",
                "position": 1,
                "stddev": 440.1807586,
                "variance": 193759.1002
              },
              {
                "average": 784.9857767,
                "count": 30656647,
                "maximum": 1159.239526,
                "minimum": 628.839526,
                "name": "Z",
                "position": 2,
                "stddev": 141.9252781,
                "variance": 20142.78456
              },
              {
                "average": 710.646953,
                "count": 30656647,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 399.5651329,
                "variance": 159652.2954
              },
              {
                "average": 1.189816323,
                "count": 30656647,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4559011805,
                "variance": 0.2078458864
              },
              {
                "average": 1.379621,
                "count": 30656647,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6306080396,
                "variance": 0.3976664996
              },
              {
                "average": 0.4968473884,
                "count": 30656647,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999900691,
                "variance": 0.2499900692
              },
              {
                "average": 0.0002748832904,
                "count": 30656647,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01657732604,
                "variance": 0.0002748077385
              },
              {
                "average": 1.374768871,
                "count": 30656647,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.521825847,
                "variance": 0.2723022146
              },
              {
                "average": 0.1235138284,
                "count": 30656647,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.00733954,
                "variance": 100.1468446
              },
              {
                "average": 0,
                "count": 30656647,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.9269414,
                "count": 30656647,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 3.021126768,
                "variance": 9.127206945
              },
              {
                "average": 222709181,
                "count": 30656647,
                "maximum": 222711776,
                "minimum": 222705075.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2294.972826,
                "variance": 5266900.271
              },
              {
                "average": 0,
                "count": 30656647,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30656647,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30656647,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30656647,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30656647,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692308.3687,
              5384205.98,
              628.839526,
              693865.0087,
              5385764.14,
              1159.239526
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692308.3687001653,
                    5384205.980105687,
                    628.8395259688721
                  ],
                  [
                    692308.3687001653,
                    5385764.140105687,
                    628.8395259688721
                  ],
                  [
                    693865.0087001652,
                    5385764.140105687,
                    1159.239525968872
                  ],
                  [
                    693865.0087001652,
                    5384205.980105687,
                    1159.239525968872
                  ],
                  [
                    692308.3687001653,
                    5384205.980105687,
                    628.8395259688721
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:09:36+00:00",
            "end_time": "2018-10-04T16:17:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37193360285053,
              48.55446952284193,
              606.5238812646546
            ],
            [
              -120.3712076200956,
              48.56847171924791,
              606.5238812646546
            ],
            [
              -120.35012899092071,
              48.56798822148291,
              825.7038812646547
            ],
            [
              -120.35086077833573,
              48.553986261597736,
              825.7038812646547
            ],
            [
              -120.37193360285053,
              48.55446952284193,
              606.5238812646546
            ]
          ]
        ]
      },
      "bbox": [
        -120.3719336,
        48.55398626,
        606.5238813,
        -120.350129,
        48.56847172,
        825.7038813
      ],
      "properties": {
        "datetime": "2018-10-11T17:57:59Z",
        "pc:count": 31254794,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694707.4316,
            "count": 31254794,
            "maximum": 695480.3725,
            "minimum": 693923.6925,
            "name": "X",
            "position": 0,
            "stddev": 433.8884539,
            "variance": 188259.1904
          },
          {
            "average": 5382025.463,
            "count": 31254794,
            "maximum": 5382823.148,
            "minimum": 5381265.068,
            "name": "Y",
            "position": 1,
            "stddev": 438.6515217,
            "variance": 192415.1575
          },
          {
            "average": 631.5264522,
            "count": 31254794,
            "maximum": 825.7038813,
            "minimum": 606.5238813,
            "name": "Z",
            "position": 2,
            "stddev": 26.26591475,
            "variance": 689.8982776
          },
          {
            "average": 693.1884194,
            "count": 31254794,
            "maximum": 4095,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 394.5054733,
            "variance": 155634.5685
          },
          {
            "average": 1.183105382,
            "count": 31254794,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4313892498,
            "variance": 0.1860966849
          },
          {
            "average": 1.366304062,
            "count": 31254794,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5846030142,
            "variance": 0.3417606842
          },
          {
            "average": 0.4980752073,
            "count": 31254794,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999963032,
            "variance": 0.2499963032
          },
          {
            "average": 0.0002707424659,
            "count": 31254794,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01645202641,
            "variance": 0.0002706691731
          },
          {
            "average": 1.340436414,
            "count": 31254794,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4878728951,
            "variance": 0.2380199617
          },
          {
            "average": 0.1149182949,
            "count": 31254794,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.927568573,
            "variance": 98.55661777
          },
          {
            "average": 0,
            "count": 31254794,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.5068804,
            "count": 31254794,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.105832553,
            "variance": 82.91618648
          },
          {
            "average": 223099497.5,
            "count": 31254794,
            "maximum": 223315879,
            "minimum": 222710605.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 288799.1366,
            "variance": 83404941280.0
          },
          {
            "average": 0,
            "count": 31254794,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31254794,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31254794,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31254794,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31254794,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693923.6925,
          5381265.068,
          606.5238813,
          695480.3725,
          5382823.148,
          825.7038813
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693923.6924923913,
                5381265.068199906,
                606.5238812646546
              ],
              [
                693923.6924923913,
                5382823.148199906,
                606.5238812646546
              ],
              [
                695480.3724923913,
                5382823.148199906,
                825.7038812646547
              ],
              [
                695480.3724923913,
                5381265.068199906,
                825.7038812646547
              ],
              [
                693923.6924923913,
                5381265.068199906,
                606.5238812646546
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:57:59+00:00",
        "end_time": "2018-10-04T17:50:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3719336,
            48.55398626,
            606.5238813,
            -120.350129,
            48.56847172,
            825.7038813
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37193360285053,
                  48.55446952284193,
                  606.5238812646546
                ],
                [
                  -120.3712076200956,
                  48.56847171924791,
                  606.5238812646546
                ],
                [
                  -120.35012899092071,
                  48.56798822148291,
                  825.7038812646547
                ],
                [
                  -120.35086077833573,
                  48.553986261597736,
                  825.7038812646547
                ],
                [
                  -120.37193360285053,
                  48.55446952284193,
                  606.5238812646546
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:57:59Z",
            "pc:count": 31254794,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694707.4316,
                "count": 31254794,
                "maximum": 695480.3725,
                "minimum": 693923.6925,
                "name": "X",
                "position": 0,
                "stddev": 433.8884539,
                "variance": 188259.1904
              },
              {
                "average": 5382025.463,
                "count": 31254794,
                "maximum": 5382823.148,
                "minimum": 5381265.068,
                "name": "Y",
                "position": 1,
                "stddev": 438.6515217,
                "variance": 192415.1575
              },
              {
                "average": 631.5264522,
                "count": 31254794,
                "maximum": 825.7038813,
                "minimum": 606.5238813,
                "name": "Z",
                "position": 2,
                "stddev": 26.26591475,
                "variance": 689.8982776
              },
              {
                "average": 693.1884194,
                "count": 31254794,
                "maximum": 4095,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 394.5054733,
                "variance": 155634.5685
              },
              {
                "average": 1.183105382,
                "count": 31254794,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4313892498,
                "variance": 0.1860966849
              },
              {
                "average": 1.366304062,
                "count": 31254794,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5846030142,
                "variance": 0.3417606842
              },
              {
                "average": 0.4980752073,
                "count": 31254794,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999963032,
                "variance": 0.2499963032
              },
              {
                "average": 0.0002707424659,
                "count": 31254794,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01645202641,
                "variance": 0.0002706691731
              },
              {
                "average": 1.340436414,
                "count": 31254794,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4878728951,
                "variance": 0.2380199617
              },
              {
                "average": 0.1149182949,
                "count": 31254794,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.927568573,
                "variance": 98.55661777
              },
              {
                "average": 0,
                "count": 31254794,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.5068804,
                "count": 31254794,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.105832553,
                "variance": 82.91618648
              },
              {
                "average": 223099497.5,
                "count": 31254794,
                "maximum": 223315879,
                "minimum": 222710605.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 288799.1366,
                "variance": 83404941280.0
              },
              {
                "average": 0,
                "count": 31254794,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31254794,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31254794,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31254794,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31254794,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693923.6925,
              5381265.068,
              606.5238813,
              695480.3725,
              5382823.148,
              825.7038813
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693923.6924923913,
                    5381265.068199906,
                    606.5238812646546
                  ],
                  [
                    693923.6924923913,
                    5382823.148199906,
                    606.5238812646546
                  ],
                  [
                    695480.3724923913,
                    5382823.148199906,
                    825.7038812646547
                  ],
                  [
                    695480.3724923913,
                    5381265.068199906,
                    825.7038812646547
                  ],
                  [
                    693923.6924923913,
                    5381265.068199906,
                    606.5238812646546
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:57:59+00:00",
            "end_time": "2018-10-04T17:50:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_557588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.57385585018172,
              48.44571674449312,
              1024.5024988341531
            ],
            [
              -120.57318840705437,
              48.45971635469946,
              1024.5024988341531
            ],
            [
              -120.55215667728798,
              48.45927068789807,
              1814.8624988341533
            ],
            [
              -120.55282989072971,
              48.44527129556294,
              1814.8624988341533
            ],
            [
              -120.57385585018172,
              48.44571674449312,
              1024.5024988341531
            ]
          ]
        ]
      },
      "bbox": [
        -120.5738559,
        48.4452713,
        1024.502499,
        -120.5521567,
        48.45971635,
        1814.862499
      ],
      "properties": {
        "datetime": "2018-09-26T16:52:07Z",
        "pc:count": 31364421,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 680227.466,
            "count": 31364421,
            "maximum": 680964.9558,
            "minimum": 679408.6558,
            "name": "X",
            "position": 0,
            "stddev": 412.3734149,
            "variance": 170051.8333
          },
          {
            "average": 5369462.71,
            "count": 31364421,
            "maximum": 5370242.533,
            "minimum": 5368685.013,
            "name": "Y",
            "position": 1,
            "stddev": 441.9148463,
            "variance": 195288.7314
          },
          {
            "average": 1165.963454,
            "count": 31364421,
            "maximum": 1814.862499,
            "minimum": 1024.502499,
            "name": "Z",
            "position": 2,
            "stddev": 159.8412062,
            "variance": 25549.21121
          },
          {
            "average": 512.960969,
            "count": 31364421,
            "maximum": 4095,
            "minimum": 58,
            "name": "Intensity",
            "position": 3,
            "stddev": 281.4049832,
            "variance": 79188.7646
          },
          {
            "average": 1.267086518,
            "count": 31364421,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5306232497,
            "variance": 0.2815610331
          },
          {
            "average": 1.534169976,
            "count": 31364421,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7115246827,
            "variance": 0.5062673741
          },
          {
            "average": 0.4980994867,
            "count": 31364421,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499996396,
            "variance": 0.249996396
          },
          {
            "average": 0.0002963549048,
            "count": 31364421,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01721241087,
            "variance": 0.000296267088
          },
          {
            "average": 1.341128312,
            "count": 31364421,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5165079533,
            "variance": 0.2667804658
          },
          {
            "average": 0.4358897094,
            "count": 31364421,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.43764831,
            "variance": 108.9445022
          },
          {
            "average": 0,
            "count": 31364421,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.22197987,
            "count": 31364421,
            "maximum": 53,
            "minimum": 49,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.064178486,
            "variance": 1.132475851
          },
          {
            "average": 222015137,
            "count": 31364421,
            "maximum": 222015927,
            "minimum": 222014343.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 424.1427568,
            "variance": 179897.0782
          },
          {
            "average": 0,
            "count": 31364421,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31364421,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31364421,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31364421,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31364421,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          679408.6558,
          5368685.013,
          1024.502499,
          680964.9558,
          5370242.533,
          1814.862499
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                679408.6557614977,
                5368685.013418101,
                1024.5024988341531
              ],
              [
                679408.6557614977,
                5370242.5334181,
                1024.5024988341531
              ],
              [
                680964.9557614977,
                5370242.5334181,
                1814.8624988341533
              ],
              [
                680964.9557614977,
                5368685.013418101,
                1814.8624988341533
              ],
              [
                679408.6557614977,
                5368685.013418101,
                1024.5024988341531
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T16:52:07+00:00",
        "end_time": "2018-09-26T16:25:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_557588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_557588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_557588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5738559,
            48.4452713,
            1024.502499,
            -120.5521567,
            48.45971635,
            1814.862499
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.57385585018172,
                  48.44571674449312,
                  1024.5024988341531
                ],
                [
                  -120.57318840705437,
                  48.45971635469946,
                  1024.5024988341531
                ],
                [
                  -120.55215667728798,
                  48.45927068789807,
                  1814.8624988341533
                ],
                [
                  -120.55282989072971,
                  48.44527129556294,
                  1814.8624988341533
                ],
                [
                  -120.57385585018172,
                  48.44571674449312,
                  1024.5024988341531
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_557588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_557588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T16:52:07Z",
            "pc:count": 31364421,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 680227.466,
                "count": 31364421,
                "maximum": 680964.9558,
                "minimum": 679408.6558,
                "name": "X",
                "position": 0,
                "stddev": 412.3734149,
                "variance": 170051.8333
              },
              {
                "average": 5369462.71,
                "count": 31364421,
                "maximum": 5370242.533,
                "minimum": 5368685.013,
                "name": "Y",
                "position": 1,
                "stddev": 441.9148463,
                "variance": 195288.7314
              },
              {
                "average": 1165.963454,
                "count": 31364421,
                "maximum": 1814.862499,
                "minimum": 1024.502499,
                "name": "Z",
                "position": 2,
                "stddev": 159.8412062,
                "variance": 25549.21121
              },
              {
                "average": 512.960969,
                "count": 31364421,
                "maximum": 4095,
                "minimum": 58,
                "name": "Intensity",
                "position": 3,
                "stddev": 281.4049832,
                "variance": 79188.7646
              },
              {
                "average": 1.267086518,
                "count": 31364421,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5306232497,
                "variance": 0.2815610331
              },
              {
                "average": 1.534169976,
                "count": 31364421,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7115246827,
                "variance": 0.5062673741
              },
              {
                "average": 0.4980994867,
                "count": 31364421,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499996396,
                "variance": 0.249996396
              },
              {
                "average": 0.0002963549048,
                "count": 31364421,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01721241087,
                "variance": 0.000296267088
              },
              {
                "average": 1.341128312,
                "count": 31364421,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5165079533,
                "variance": 0.2667804658
              },
              {
                "average": 0.4358897094,
                "count": 31364421,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.43764831,
                "variance": 108.9445022
              },
              {
                "average": 0,
                "count": 31364421,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.22197987,
                "count": 31364421,
                "maximum": 53,
                "minimum": 49,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.064178486,
                "variance": 1.132475851
              },
              {
                "average": 222015137,
                "count": 31364421,
                "maximum": 222015927,
                "minimum": 222014343.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 424.1427568,
                "variance": 179897.0782
              },
              {
                "average": 0,
                "count": 31364421,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31364421,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31364421,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31364421,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31364421,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              679408.6558,
              5368685.013,
              1024.502499,
              680964.9558,
              5370242.533,
              1814.862499
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    679408.6557614977,
                    5368685.013418101,
                    1024.5024988341531
                  ],
                  [
                    679408.6557614977,
                    5370242.5334181,
                    1024.5024988341531
                  ],
                  [
                    680964.9557614977,
                    5370242.5334181,
                    1814.8624988341533
                  ],
                  [
                    680964.9557614977,
                    5368685.013418101,
                    1814.8624988341533
                  ],
                  [
                    679408.6557614977,
                    5368685.013418101,
                    1024.5024988341531
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T16:52:07+00:00",
            "end_time": "2018-09-26T16:25:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41286368157041,
              48.59482546460549,
              643.4782200002346
            ],
            [
              -120.41214798384149,
              48.60882801870042,
              643.4782200002346
            ],
            [
              -120.39105349843153,
              48.60835175841578,
              1162.5982200002345
            ],
            [
              -120.39177501399773,
              48.594349437348946,
              1162.5982200002345
            ],
            [
              -120.41286368157041,
              48.59482546460549,
              643.4782200002346
            ]
          ]
        ]
      },
      "bbox": [
        -120.4128637,
        48.59434944,
        643.47822,
        -120.3910535,
        48.60882802,
        1162.59822
      ],
      "properties": {
        "datetime": "2018-10-04T17:38:22Z",
        "pc:count": 33036786,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691570.6145,
            "count": 33036786,
            "maximum": 692308.3341,
            "minimum": 690751.7741,
            "name": "X",
            "position": 0,
            "stddev": 426.7303498,
            "variance": 182098.7914
          },
          {
            "average": 5386455.791,
            "count": 33036786,
            "maximum": 5387205.332,
            "minimum": 5385647.252,
            "name": "Y",
            "position": 1,
            "stddev": 438.4309153,
            "variance": 192221.6675
          },
          {
            "average": 871.7496583,
            "count": 33036786,
            "maximum": 1162.59822,
            "minimum": 643.47822,
            "name": "Z",
            "position": 2,
            "stddev": 149.9984396,
            "variance": 22499.53189
          },
          {
            "average": 628.3309882,
            "count": 33036786,
            "maximum": 4095,
            "minimum": 60,
            "name": "Intensity",
            "position": 3,
            "stddev": 372.5540817,
            "variance": 138796.5438
          },
          {
            "average": 1.278574768,
            "count": 33036786,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5406693495,
            "variance": 0.2923233455
          },
          {
            "average": 1.557104223,
            "count": 33036786,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7216410324,
            "variance": 0.5207657797
          },
          {
            "average": 0.4988283364,
            "count": 33036786,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999986348,
            "variance": 0.2499986348
          },
          {
            "average": 0.0002951255609,
            "count": 33036786,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01717668393,
            "variance": 0.0002950384708
          },
          {
            "average": 1.290603693,
            "count": 33036786,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4898599575,
            "variance": 0.2399627779
          },
          {
            "average": -0.5245530211,
            "count": 33036786,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.983978362,
            "variance": 99.67982393
          },
          {
            "average": 0,
            "count": 33036786,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.51243798,
            "count": 33036786,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.332371941,
            "variance": 5.43995887
          },
          {
            "average": 222704816.5,
            "count": 33036786,
            "maximum": 222709902.4,
            "minimum": 222703345.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1349.017236,
            "variance": 1819847.502
          },
          {
            "average": 0,
            "count": 33036786,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33036786,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33036786,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33036786,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33036786,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690751.7741,
          5385647.252,
          643.47822,
          692308.3341,
          5387205.332,
          1162.59822
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690751.7740708848,
                5385647.252371085,
                643.4782200002346
              ],
              [
                690751.7740708848,
                5387205.332371085,
                643.4782200002346
              ],
              [
                692308.3340708849,
                5387205.332371085,
                1162.5982200002345
              ],
              [
                692308.3340708849,
                5385647.252371085,
                1162.5982200002345
              ],
              [
                690751.7740708848,
                5385647.252371085,
                643.4782200002346
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:38:22+00:00",
        "end_time": "2018-10-04T15:49:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4128637,
            48.59434944,
            643.47822,
            -120.3910535,
            48.60882802,
            1162.59822
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41286368157041,
                  48.59482546460549,
                  643.4782200002346
                ],
                [
                  -120.41214798384149,
                  48.60882801870042,
                  643.4782200002346
                ],
                [
                  -120.39105349843153,
                  48.60835175841578,
                  1162.5982200002345
                ],
                [
                  -120.39177501399773,
                  48.594349437348946,
                  1162.5982200002345
                ],
                [
                  -120.41286368157041,
                  48.59482546460549,
                  643.4782200002346
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:38:22Z",
            "pc:count": 33036786,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691570.6145,
                "count": 33036786,
                "maximum": 692308.3341,
                "minimum": 690751.7741,
                "name": "X",
                "position": 0,
                "stddev": 426.7303498,
                "variance": 182098.7914
              },
              {
                "average": 5386455.791,
                "count": 33036786,
                "maximum": 5387205.332,
                "minimum": 5385647.252,
                "name": "Y",
                "position": 1,
                "stddev": 438.4309153,
                "variance": 192221.6675
              },
              {
                "average": 871.7496583,
                "count": 33036786,
                "maximum": 1162.59822,
                "minimum": 643.47822,
                "name": "Z",
                "position": 2,
                "stddev": 149.9984396,
                "variance": 22499.53189
              },
              {
                "average": 628.3309882,
                "count": 33036786,
                "maximum": 4095,
                "minimum": 60,
                "name": "Intensity",
                "position": 3,
                "stddev": 372.5540817,
                "variance": 138796.5438
              },
              {
                "average": 1.278574768,
                "count": 33036786,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5406693495,
                "variance": 0.2923233455
              },
              {
                "average": 1.557104223,
                "count": 33036786,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7216410324,
                "variance": 0.5207657797
              },
              {
                "average": 0.4988283364,
                "count": 33036786,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999986348,
                "variance": 0.2499986348
              },
              {
                "average": 0.0002951255609,
                "count": 33036786,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01717668393,
                "variance": 0.0002950384708
              },
              {
                "average": 1.290603693,
                "count": 33036786,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4898599575,
                "variance": 0.2399627779
              },
              {
                "average": -0.5245530211,
                "count": 33036786,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.983978362,
                "variance": 99.67982393
              },
              {
                "average": 0,
                "count": 33036786,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.51243798,
                "count": 33036786,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.332371941,
                "variance": 5.43995887
              },
              {
                "average": 222704816.5,
                "count": 33036786,
                "maximum": 222709902.4,
                "minimum": 222703345.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1349.017236,
                "variance": 1819847.502
              },
              {
                "average": 0,
                "count": 33036786,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33036786,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33036786,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33036786,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33036786,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690751.7741,
              5385647.252,
              643.47822,
              692308.3341,
              5387205.332,
              1162.59822
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690751.7740708848,
                    5385647.252371085,
                    643.4782200002346
                  ],
                  [
                    690751.7740708848,
                    5387205.332371085,
                    643.4782200002346
                  ],
                  [
                    692308.3340708849,
                    5387205.332371085,
                    1162.5982200002345
                  ],
                  [
                    692308.3340708849,
                    5385647.252371085,
                    1162.5982200002345
                  ],
                  [
                    690751.7740708848,
                    5385647.252371085,
                    643.4782200002346
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:38:22+00:00",
            "end_time": "2018-10-04T15:49:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4926620219972,
              48.432580012271764,
              1336.2893896846365
            ],
            [
              -120.4919725386901,
              48.446579517639755,
              1336.2893896846365
            ],
            [
              -120.47094509635463,
              48.446119049537614,
              2303.2493896846363
            ],
            [
              -120.47164034537222,
              48.43211976926229,
              2303.2493896846363
            ],
            [
              -120.4926620219972,
              48.432580012271764,
              1336.2893896846365
            ]
          ]
        ]
      },
      "bbox": [
        -120.492662,
        48.43211977,
        1336.28939,
        -120.4709451,
        48.44657952,
        2303.24939
      ],
      "properties": {
        "datetime": "2018-10-03T17:26:19Z",
        "pc:count": 49089070,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686284.5582,
            "count": 49089070,
            "maximum": 687016.651,
            "minimum": 685460.171,
            "name": "X",
            "position": 0,
            "stddev": 403.6355867,
            "variance": 162921.6869
          },
          {
            "average": 5368168.132,
            "count": 49089070,
            "maximum": 5368976.118,
            "minimum": 5367418.518,
            "name": "Y",
            "position": 1,
            "stddev": 428.8578411,
            "variance": 183919.0478
          },
          {
            "average": 1809.944339,
            "count": 49089070,
            "maximum": 2303.24939,
            "minimum": 1336.28939,
            "name": "Z",
            "position": 2,
            "stddev": 205.9359488,
            "variance": 42409.61502
          },
          {
            "average": 617.1941044,
            "count": 49089070,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 432.3420386,
            "variance": 186919.6383
          },
          {
            "average": 1.418499841,
            "count": 49089070,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7259000486,
            "variance": 0.5269308806
          },
          {
            "average": 1.83727402,
            "count": 49089070,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9936907738,
            "variance": 0.9874213539
          },
          {
            "average": 0.4974686218,
            "count": 49089070,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935972,
            "variance": 0.2499935972
          },
          {
            "average": 0.0002187452319,
            "count": 49089070,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0147884207,
            "variance": 0.0002186973869
          },
          {
            "average": 1.313121842,
            "count": 49089070,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5309255505,
            "variance": 0.2818819402
          },
          {
            "average": 2.426662248,
            "count": 49089070,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.8588565,
            "variance": 117.9147644
          },
          {
            "average": 0,
            "count": 49089070,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.01339765,
            "count": 49089070,
            "maximum": 112,
            "minimum": 60,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 24.29503766,
            "variance": 590.2488548
          },
          {
            "average": 222245952,
            "count": 49089070,
            "maximum": 222622779.9,
            "minimum": 222018900,
            "name": "GpsTime",
            "position": 12,
            "stddev": 292005.7407,
            "variance": 85267352630.0
          },
          {
            "average": 0,
            "count": 49089070,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49089070,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49089070,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49089070,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49089070,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685460.171,
          5367418.518,
          1336.28939,
          687016.651,
          5368976.118,
          2303.24939
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685460.1710170449,
                5367418.518362801,
                1336.2893896846365
              ],
              [
                685460.1710170449,
                5368976.1183628,
                1336.2893896846365
              ],
              [
                687016.6510170449,
                5368976.1183628,
                2303.2493896846363
              ],
              [
                687016.6510170449,
                5367418.518362801,
                2303.2493896846363
              ],
              [
                685460.1710170449,
                5367418.518362801,
                1336.2893896846365
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:26:19+00:00",
        "end_time": "2018-09-26T17:41:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.492662,
            48.43211977,
            1336.28939,
            -120.4709451,
            48.44657952,
            2303.24939
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4926620219972,
                  48.432580012271764,
                  1336.2893896846365
                ],
                [
                  -120.4919725386901,
                  48.446579517639755,
                  1336.2893896846365
                ],
                [
                  -120.47094509635463,
                  48.446119049537614,
                  2303.2493896846363
                ],
                [
                  -120.47164034537222,
                  48.43211976926229,
                  2303.2493896846363
                ],
                [
                  -120.4926620219972,
                  48.432580012271764,
                  1336.2893896846365
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:26:19Z",
            "pc:count": 49089070,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686284.5582,
                "count": 49089070,
                "maximum": 687016.651,
                "minimum": 685460.171,
                "name": "X",
                "position": 0,
                "stddev": 403.6355867,
                "variance": 162921.6869
              },
              {
                "average": 5368168.132,
                "count": 49089070,
                "maximum": 5368976.118,
                "minimum": 5367418.518,
                "name": "Y",
                "position": 1,
                "stddev": 428.8578411,
                "variance": 183919.0478
              },
              {
                "average": 1809.944339,
                "count": 49089070,
                "maximum": 2303.24939,
                "minimum": 1336.28939,
                "name": "Z",
                "position": 2,
                "stddev": 205.9359488,
                "variance": 42409.61502
              },
              {
                "average": 617.1941044,
                "count": 49089070,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 432.3420386,
                "variance": 186919.6383
              },
              {
                "average": 1.418499841,
                "count": 49089070,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7259000486,
                "variance": 0.5269308806
              },
              {
                "average": 1.83727402,
                "count": 49089070,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9936907738,
                "variance": 0.9874213539
              },
              {
                "average": 0.4974686218,
                "count": 49089070,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935972,
                "variance": 0.2499935972
              },
              {
                "average": 0.0002187452319,
                "count": 49089070,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0147884207,
                "variance": 0.0002186973869
              },
              {
                "average": 1.313121842,
                "count": 49089070,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5309255505,
                "variance": 0.2818819402
              },
              {
                "average": 2.426662248,
                "count": 49089070,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.8588565,
                "variance": 117.9147644
              },
              {
                "average": 0,
                "count": 49089070,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.01339765,
                "count": 49089070,
                "maximum": 112,
                "minimum": 60,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 24.29503766,
                "variance": 590.2488548
              },
              {
                "average": 222245952,
                "count": 49089070,
                "maximum": 222622779.9,
                "minimum": 222018900,
                "name": "GpsTime",
                "position": 12,
                "stddev": 292005.7407,
                "variance": 85267352630.0
              },
              {
                "average": 0,
                "count": 49089070,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49089070,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49089070,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49089070,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49089070,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685460.171,
              5367418.518,
              1336.28939,
              687016.651,
              5368976.118,
              2303.24939
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685460.1710170449,
                    5367418.518362801,
                    1336.2893896846365
                  ],
                  [
                    685460.1710170449,
                    5368976.1183628,
                    1336.2893896846365
                  ],
                  [
                    687016.6510170449,
                    5368976.1183628,
                    2303.2493896846363
                  ],
                  [
                    687016.6510170449,
                    5367418.518362801,
                    2303.2493896846363
                  ],
                  [
                    685460.1710170449,
                    5367418.518362801,
                    1336.2893896846365
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:26:19+00:00",
            "end_time": "2018-09-26T17:41:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_607088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.90496251404218,
              48.40655590531057,
              1262.1443694167074
            ],
            [
              -119.90412168843204,
              48.420394643344615,
              1262.1443694167074
            ],
            [
              -119.883231196604,
              48.41983015476624,
              1727.6843694167073
            ],
            [
              -119.88407767365206,
              48.40599168947475,
              1727.6843694167073
            ],
            [
              -119.90496251404218,
              48.40655590531057,
              1262.1443694167074
            ]
          ]
        ]
      },
      "bbox": [
        -119.9049625,
        48.40599169,
        1262.144369,
        -119.8832312,
        48.42039464,
        1727.684369
      ],
      "properties": {
        "datetime": "2018-07-20T16:38:22Z",
        "pc:count": 45292939,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 729815.1769,
            "count": 45292939,
            "maximum": 730590.8632,
            "minimum": 729042.9432,
            "name": "X",
            "position": 0,
            "stddev": 429.4261026,
            "variance": 184406.7776
          },
          {
            "average": 5366882.11,
            "count": 45292939,
            "maximum": 5367658.004,
            "minimum": 5366117.524,
            "name": "Y",
            "position": 1,
            "stddev": 406.4685346,
            "variance": 165216.6697
          },
          {
            "average": 1478.031209,
            "count": 45292939,
            "maximum": 1727.684369,
            "minimum": 1262.144369,
            "name": "Z",
            "position": 2,
            "stddev": 103.3308922,
            "variance": 10677.27329
          },
          {
            "average": 620.2056586,
            "count": 45292939,
            "maximum": 4095,
            "minimum": 4,
            "name": "Intensity",
            "position": 3,
            "stddev": 480.0375949,
            "variance": 230436.0925
          },
          {
            "average": 1.681616399,
            "count": 45292939,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8743939233,
            "variance": 0.7645647331
          },
          {
            "average": 2.363096994,
            "count": 45292939,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.071188485,
            "variance": 1.147444771
          },
          {
            "average": 0.4961760596,
            "count": 45292939,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999853828,
            "variance": 0.249985383
          },
          {
            "average": 0.0003066482394,
            "count": 45292939,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01750868964,
            "variance": 0.000306554213
          },
          {
            "average": 1.229016006,
            "count": 45292939,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4767383663,
            "variance": 0.2272794699
          },
          {
            "average": 0.856636211,
            "count": 45292939,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.85954101,
            "variance": 140.6487129
          },
          {
            "average": 0,
            "count": 45292939,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 166.5837644,
            "count": 45292939,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 55.87446673,
            "variance": 3121.956033
          },
          {
            "average": 216129564.6,
            "count": 45292939,
            "maximum": 216139902.5,
            "minimum": 216046881.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 28763.50511,
            "variance": 827339226.3
          },
          {
            "average": 0,
            "count": 45292939,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45292939,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45292939,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45292939,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45292939,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          729042.9432,
          5366117.524,
          1262.144369,
          730590.8632,
          5367658.004,
          1727.684369
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                729042.9431840878,
                5366117.523597293,
                1262.1443694167074
              ],
              [
                729042.9431840878,
                5367658.003597293,
                1262.1443694167074
              ],
              [
                730590.8631840877,
                5367658.003597293,
                1727.6843694167073
              ],
              [
                730590.8631840877,
                5366117.523597293,
                1727.6843694167073
              ],
              [
                729042.9431840878,
                5366117.523597293,
                1262.1443694167074
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:38:22+00:00",
        "end_time": "2018-07-19T14:48:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_607088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_607088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_607088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9049625,
            48.40599169,
            1262.144369,
            -119.8832312,
            48.42039464,
            1727.684369
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.90496251404218,
                  48.40655590531057,
                  1262.1443694167074
                ],
                [
                  -119.90412168843204,
                  48.420394643344615,
                  1262.1443694167074
                ],
                [
                  -119.883231196604,
                  48.41983015476624,
                  1727.6843694167073
                ],
                [
                  -119.88407767365206,
                  48.40599168947475,
                  1727.6843694167073
                ],
                [
                  -119.90496251404218,
                  48.40655590531057,
                  1262.1443694167074
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_607088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_607088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:38:22Z",
            "pc:count": 45292939,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 729815.1769,
                "count": 45292939,
                "maximum": 730590.8632,
                "minimum": 729042.9432,
                "name": "X",
                "position": 0,
                "stddev": 429.4261026,
                "variance": 184406.7776
              },
              {
                "average": 5366882.11,
                "count": 45292939,
                "maximum": 5367658.004,
                "minimum": 5366117.524,
                "name": "Y",
                "position": 1,
                "stddev": 406.4685346,
                "variance": 165216.6697
              },
              {
                "average": 1478.031209,
                "count": 45292939,
                "maximum": 1727.684369,
                "minimum": 1262.144369,
                "name": "Z",
                "position": 2,
                "stddev": 103.3308922,
                "variance": 10677.27329
              },
              {
                "average": 620.2056586,
                "count": 45292939,
                "maximum": 4095,
                "minimum": 4,
                "name": "Intensity",
                "position": 3,
                "stddev": 480.0375949,
                "variance": 230436.0925
              },
              {
                "average": 1.681616399,
                "count": 45292939,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8743939233,
                "variance": 0.7645647331
              },
              {
                "average": 2.363096994,
                "count": 45292939,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.071188485,
                "variance": 1.147444771
              },
              {
                "average": 0.4961760596,
                "count": 45292939,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999853828,
                "variance": 0.249985383
              },
              {
                "average": 0.0003066482394,
                "count": 45292939,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01750868964,
                "variance": 0.000306554213
              },
              {
                "average": 1.229016006,
                "count": 45292939,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4767383663,
                "variance": 0.2272794699
              },
              {
                "average": 0.856636211,
                "count": 45292939,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.85954101,
                "variance": 140.6487129
              },
              {
                "average": 0,
                "count": 45292939,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 166.5837644,
                "count": 45292939,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 55.87446673,
                "variance": 3121.956033
              },
              {
                "average": 216129564.6,
                "count": 45292939,
                "maximum": 216139902.5,
                "minimum": 216046881.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 28763.50511,
                "variance": 827339226.3
              },
              {
                "average": 0,
                "count": 45292939,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45292939,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45292939,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45292939,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45292939,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              729042.9432,
              5366117.524,
              1262.144369,
              730590.8632,
              5367658.004,
              1727.684369
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    729042.9431840878,
                    5366117.523597293,
                    1262.1443694167074
                  ],
                  [
                    729042.9431840878,
                    5367658.003597293,
                    1262.1443694167074
                  ],
                  [
                    730590.8631840877,
                    5367658.003597293,
                    1727.6843694167073
                  ],
                  [
                    730590.8631840877,
                    5366117.523597293,
                    1727.6843694167073
                  ],
                  [
                    729042.9431840878,
                    5366117.523597293,
                    1262.1443694167074
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:38:22+00:00",
            "end_time": "2018-07-19T14:48:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3714645127761,
              48.486992997871624,
              973.6975867503843
            ],
            [
              -120.37074022151033,
              48.500993376747395,
              973.6975867503843
            ],
            [
              -120.34968878065675,
              48.50051027459144,
              1606.7375867503843
            ],
            [
              -120.3504188545547,
              48.48651013194254,
              1606.7375867503843
            ],
            [
              -120.3714645127761,
              48.486992997871624,
              973.6975867503843
            ]
          ]
        ]
      },
      "bbox": [
        -120.3714645,
        48.48651013,
        973.6975868,
        -120.3496888,
        48.50099338,
        1606.737587
      ],
      "properties": {
        "datetime": "2018-10-11T17:56:04Z",
        "pc:count": 42942364,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695009.6038,
            "count": 42942364,
            "maximum": 695772.9854,
            "minimum": 694216.2454,
            "name": "X",
            "position": 0,
            "stddev": 434.967183,
            "variance": 189196.4503
          },
          {
            "average": 5374519.79,
            "count": 42942364,
            "maximum": 5375324.663,
            "minimum": 5373766.803,
            "name": "Y",
            "position": 1,
            "stddev": 434.7867207,
            "variance": 189039.4925
          },
          {
            "average": 1233.999439,
            "count": 42942364,
            "maximum": 1606.737587,
            "minimum": 973.6975868,
            "name": "Z",
            "position": 2,
            "stddev": 121.02755,
            "variance": 14647.66787
          },
          {
            "average": 544.4078305,
            "count": 42942364,
            "maximum": 4095,
            "minimum": 49,
            "name": "Intensity",
            "position": 3,
            "stddev": 352.6768222,
            "variance": 124380.9409
          },
          {
            "average": 1.482069315,
            "count": 42942364,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7280902846,
            "variance": 0.5301154625
          },
          {
            "average": 1.964139445,
            "count": 42942364,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9358757638,
            "variance": 0.8758634453
          },
          {
            "average": 0.497438101,
            "count": 42942364,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999934425,
            "variance": 0.2499934425
          },
          {
            "average": 0.0002990752908,
            "count": 42942364,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01729120735,
            "variance": 0.0002989858517
          },
          {
            "average": 1.262498474,
            "count": 42942364,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5020770199,
            "variance": 0.2520813339
          },
          {
            "average": -0.8388198705,
            "count": 42942364,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.26895646,
            "variance": 126.9893797
          },
          {
            "average": 0,
            "count": 42942364,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.0240819,
            "count": 42942364,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.808023119,
            "variance": 77.58127127
          },
          {
            "average": 223118479.8,
            "count": 42942364,
            "maximum": 223315764.6,
            "minimum": 222710721.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 282332.1233,
            "variance": 79711427860.0
          },
          {
            "average": 0,
            "count": 42942364,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42942364,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42942364,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42942364,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42942364,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694216.2454,
          5373766.803,
          973.6975868,
          695772.9854,
          5375324.663,
          1606.737587
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694216.2454464094,
                5373766.802834796,
                973.6975867503843
              ],
              [
                694216.2454464094,
                5375324.662834795,
                973.6975867503843
              ],
              [
                695772.9854464094,
                5375324.662834795,
                1606.7375867503843
              ],
              [
                695772.9854464094,
                5373766.802834796,
                1606.7375867503843
              ],
              [
                694216.2454464094,
                5373766.802834796,
                973.6975867503843
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:56:04+00:00",
        "end_time": "2018-10-04T17:52:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3714645,
            48.48651013,
            973.6975868,
            -120.3496888,
            48.50099338,
            1606.737587
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3714645127761,
                  48.486992997871624,
                  973.6975867503843
                ],
                [
                  -120.37074022151033,
                  48.500993376747395,
                  973.6975867503843
                ],
                [
                  -120.34968878065675,
                  48.50051027459144,
                  1606.7375867503843
                ],
                [
                  -120.3504188545547,
                  48.48651013194254,
                  1606.7375867503843
                ],
                [
                  -120.3714645127761,
                  48.486992997871624,
                  973.6975867503843
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:56:04Z",
            "pc:count": 42942364,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695009.6038,
                "count": 42942364,
                "maximum": 695772.9854,
                "minimum": 694216.2454,
                "name": "X",
                "position": 0,
                "stddev": 434.967183,
                "variance": 189196.4503
              },
              {
                "average": 5374519.79,
                "count": 42942364,
                "maximum": 5375324.663,
                "minimum": 5373766.803,
                "name": "Y",
                "position": 1,
                "stddev": 434.7867207,
                "variance": 189039.4925
              },
              {
                "average": 1233.999439,
                "count": 42942364,
                "maximum": 1606.737587,
                "minimum": 973.6975868,
                "name": "Z",
                "position": 2,
                "stddev": 121.02755,
                "variance": 14647.66787
              },
              {
                "average": 544.4078305,
                "count": 42942364,
                "maximum": 4095,
                "minimum": 49,
                "name": "Intensity",
                "position": 3,
                "stddev": 352.6768222,
                "variance": 124380.9409
              },
              {
                "average": 1.482069315,
                "count": 42942364,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7280902846,
                "variance": 0.5301154625
              },
              {
                "average": 1.964139445,
                "count": 42942364,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9358757638,
                "variance": 0.8758634453
              },
              {
                "average": 0.497438101,
                "count": 42942364,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999934425,
                "variance": 0.2499934425
              },
              {
                "average": 0.0002990752908,
                "count": 42942364,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01729120735,
                "variance": 0.0002989858517
              },
              {
                "average": 1.262498474,
                "count": 42942364,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5020770199,
                "variance": 0.2520813339
              },
              {
                "average": -0.8388198705,
                "count": 42942364,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.26895646,
                "variance": 126.9893797
              },
              {
                "average": 0,
                "count": 42942364,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.0240819,
                "count": 42942364,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.808023119,
                "variance": 77.58127127
              },
              {
                "average": 223118479.8,
                "count": 42942364,
                "maximum": 223315764.6,
                "minimum": 222710721.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 282332.1233,
                "variance": 79711427860.0
              },
              {
                "average": 0,
                "count": 42942364,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42942364,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42942364,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42942364,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42942364,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694216.2454,
              5373766.803,
              973.6975868,
              695772.9854,
              5375324.663,
              1606.737587
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694216.2454464094,
                    5373766.802834796,
                    973.6975867503843
                  ],
                  [
                    694216.2454464094,
                    5375324.662834795,
                    973.6975867503843
                  ],
                  [
                    695772.9854464094,
                    5375324.662834795,
                    1606.7375867503843
                  ],
                  [
                    695772.9854464094,
                    5373766.802834796,
                    1606.7375867503843
                  ],
                  [
                    694216.2454464094,
                    5373766.802834796,
                    973.6975867503843
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:56:04+00:00",
            "end_time": "2018-10-04T17:52:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39234098166152,
              48.56790091196126,
              612.6795090689373
            ],
            [
              -120.39162026469326,
              48.58190384315931,
              612.6795090689373
            ],
            [
              -120.37053705941312,
              48.58142401443478,
              753.0395090689372
            ],
            [
              -120.37126358555042,
              48.56742131798898,
              753.0395090689372
            ],
            [
              -120.39234098166152,
              48.56790091196126,
              612.6795090689373
            ]
          ]
        ]
      },
      "bbox": [
        -120.392341,
        48.56742132,
        612.6795091,
        -120.3705371,
        48.58190384,
        753.0395091
      ],
      "properties": {
        "datetime": "2018-10-04T18:09:12Z",
        "pc:count": 27823878,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693152.7565,
            "count": 27823878,
            "maximum": 693923.5829,
            "minimum": 692367.0029,
            "name": "X",
            "position": 0,
            "stddev": 431.0909847,
            "variance": 185839.4371
          },
          {
            "average": 5383513.919,
            "count": 27823878,
            "maximum": 5384264.402,
            "minimum": 5382706.262,
            "name": "Y",
            "position": 1,
            "stddev": 444.1131749,
            "variance": 197236.5121
          },
          {
            "average": 639.5425166,
            "count": 27823878,
            "maximum": 753.0395091,
            "minimum": 612.6795091,
            "name": "Z",
            "position": 2,
            "stddev": 15.048977,
            "variance": 226.4717087
          },
          {
            "average": 757.4158517,
            "count": 27823878,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 420.3405926,
            "variance": 176686.2138
          },
          {
            "average": 1.139286443,
            "count": 27823878,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3778052768,
            "variance": 0.1427368271
          },
          {
            "average": 1.278569436,
            "count": 27823878,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5191480282,
            "variance": 0.2695146752
          },
          {
            "average": 0.4969692578,
            "count": 27823878,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999908235,
            "variance": 0.2499908236
          },
          {
            "average": 0.0002834975053,
            "count": 27823878,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01683499761,
            "variance": 0.0002834171446
          },
          {
            "average": 1.439093968,
            "count": 27823878,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5042836507,
            "variance": 0.2543020004
          },
          {
            "average": 0.2294840965,
            "count": 27823878,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.835652931,
            "variance": 96.74006858
          },
          {
            "average": 0,
            "count": 27823878,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.8615968,
            "count": 27823878,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 3.013696728,
            "variance": 9.082367966
          },
          {
            "average": 222709130.9,
            "count": 27823878,
            "maximum": 222711752.7,
            "minimum": 222705052.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2293.699547,
            "variance": 5261057.611
          },
          {
            "average": 0,
            "count": 27823878,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27823878,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27823878,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27823878,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27823878,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692367.0029,
          5382706.262,
          612.6795091,
          693923.5829,
          5384264.402,
          753.0395091
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692367.0029475004,
                5382706.261946132,
                612.6795090689373
              ],
              [
                692367.0029475004,
                5384264.401946133,
                612.6795090689373
              ],
              [
                693923.5829475005,
                5384264.401946133,
                753.0395090689372
              ],
              [
                693923.5829475005,
                5382706.261946132,
                753.0395090689372
              ],
              [
                692367.0029475004,
                5382706.261946132,
                612.6795090689373
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:09:12+00:00",
        "end_time": "2018-10-04T16:17:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.392341,
            48.56742132,
            612.6795091,
            -120.3705371,
            48.58190384,
            753.0395091
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39234098166152,
                  48.56790091196126,
                  612.6795090689373
                ],
                [
                  -120.39162026469326,
                  48.58190384315931,
                  612.6795090689373
                ],
                [
                  -120.37053705941312,
                  48.58142401443478,
                  753.0395090689372
                ],
                [
                  -120.37126358555042,
                  48.56742131798898,
                  753.0395090689372
                ],
                [
                  -120.39234098166152,
                  48.56790091196126,
                  612.6795090689373
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:09:12Z",
            "pc:count": 27823878,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693152.7565,
                "count": 27823878,
                "maximum": 693923.5829,
                "minimum": 692367.0029,
                "name": "X",
                "position": 0,
                "stddev": 431.0909847,
                "variance": 185839.4371
              },
              {
                "average": 5383513.919,
                "count": 27823878,
                "maximum": 5384264.402,
                "minimum": 5382706.262,
                "name": "Y",
                "position": 1,
                "stddev": 444.1131749,
                "variance": 197236.5121
              },
              {
                "average": 639.5425166,
                "count": 27823878,
                "maximum": 753.0395091,
                "minimum": 612.6795091,
                "name": "Z",
                "position": 2,
                "stddev": 15.048977,
                "variance": 226.4717087
              },
              {
                "average": 757.4158517,
                "count": 27823878,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 420.3405926,
                "variance": 176686.2138
              },
              {
                "average": 1.139286443,
                "count": 27823878,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3778052768,
                "variance": 0.1427368271
              },
              {
                "average": 1.278569436,
                "count": 27823878,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5191480282,
                "variance": 0.2695146752
              },
              {
                "average": 0.4969692578,
                "count": 27823878,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999908235,
                "variance": 0.2499908236
              },
              {
                "average": 0.0002834975053,
                "count": 27823878,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01683499761,
                "variance": 0.0002834171446
              },
              {
                "average": 1.439093968,
                "count": 27823878,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5042836507,
                "variance": 0.2543020004
              },
              {
                "average": 0.2294840965,
                "count": 27823878,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.835652931,
                "variance": 96.74006858
              },
              {
                "average": 0,
                "count": 27823878,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.8615968,
                "count": 27823878,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 3.013696728,
                "variance": 9.082367966
              },
              {
                "average": 222709130.9,
                "count": 27823878,
                "maximum": 222711752.7,
                "minimum": 222705052.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2293.699547,
                "variance": 5261057.611
              },
              {
                "average": 0,
                "count": 27823878,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27823878,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27823878,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27823878,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27823878,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692367.0029,
              5382706.262,
              612.6795091,
              693923.5829,
              5384264.402,
              753.0395091
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692367.0029475004,
                    5382706.261946132,
                    612.6795090689373
                  ],
                  [
                    692367.0029475004,
                    5384264.401946133,
                    612.6795090689373
                  ],
                  [
                    693923.5829475005,
                    5384264.401946133,
                    753.0395090689372
                  ],
                  [
                    693923.5829475005,
                    5382706.261946132,
                    753.0395090689372
                  ],
                  [
                    692367.0029475004,
                    5382706.261946132,
                    612.6795090689373
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:09:12+00:00",
            "end_time": "2018-10-04T16:17:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51266618230798,
              48.405507516530726,
              885.5366340224459
            ],
            [
              -120.51198289001837,
              48.419506402774786,
              885.5366340224459
            ],
            [
              -120.49096494237713,
              48.4190497516078,
              1678.6966340224458
            ],
            [
              -120.4916539921964,
              48.40505108855503,
              1678.6966340224458
            ],
            [
              -120.51266618230798,
              48.405507516530726,
              885.5366340224459
            ]
          ]
        ]
      },
      "bbox": [
        -120.5126662,
        48.40505109,
        885.536634,
        -120.4909649,
        48.4195064,
        1678.696634
      ],
      "properties": {
        "datetime": "2018-09-26T17:58:19Z",
        "pc:count": 31278312,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684866.4668,
            "count": 31278312,
            "maximum": 685634.9844,
            "minimum": 684078.4044,
            "name": "X",
            "position": 0,
            "stddev": 431.544596,
            "variance": 186230.7383
          },
          {
            "average": 5365141.748,
            "count": 31278312,
            "maximum": 5365918.859,
            "minimum": 5364361.359,
            "name": "Y",
            "position": 1,
            "stddev": 436.4642557,
            "variance": 190501.0465
          },
          {
            "average": 1153.562532,
            "count": 31278312,
            "maximum": 1678.696634,
            "minimum": 885.536634,
            "name": "Z",
            "position": 2,
            "stddev": 198.0500519,
            "variance": 39223.82306
          },
          {
            "average": 533.6525985,
            "count": 31278312,
            "maximum": 4095,
            "minimum": 70,
            "name": "Intensity",
            "position": 3,
            "stddev": 259.2733201,
            "variance": 67222.65449
          },
          {
            "average": 1.171809943,
            "count": 31278312,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4143678842,
            "variance": 0.1717007434
          },
          {
            "average": 1.343713369,
            "count": 31278312,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5602654941,
            "variance": 0.3138974239
          },
          {
            "average": 0.499306836,
            "count": 31278312,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999995275,
            "variance": 0.2499995275
          },
          {
            "average": 0.0002699953885,
            "count": 31278312,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01642931829,
            "variance": 0.0002699224996
          },
          {
            "average": 1.374225054,
            "count": 31278312,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5388095534,
            "variance": 0.2903157348
          },
          {
            "average": -2.085746156,
            "count": 31278312,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.850823501,
            "variance": 97.03872365
          },
          {
            "average": 0,
            "count": 31278312,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 59.07557144,
            "count": 31278312,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.280195364,
            "variance": 1.638900171
          },
          {
            "average": 222018511.9,
            "count": 31278312,
            "maximum": 222019899.3,
            "minimum": 222017517,
            "name": "GpsTime",
            "position": 12,
            "stddev": 598.3824632,
            "variance": 358061.5723
          },
          {
            "average": 0,
            "count": 31278312,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31278312,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31278312,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31278312,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31278312,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          684078.4044,
          5364361.359,
          885.536634,
          685634.9844,
          5365918.859,
          1678.696634
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                684078.4043554213,
                5364361.358667579,
                885.5366340224459
              ],
              [
                684078.4043554213,
                5365918.858667579,
                885.5366340224459
              ],
              [
                685634.9843554214,
                5365918.858667579,
                1678.6966340224458
              ],
              [
                685634.9843554214,
                5364361.358667579,
                1678.6966340224458
              ],
              [
                684078.4043554213,
                5364361.358667579,
                885.5366340224459
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:58:19+00:00",
        "end_time": "2018-09-26T17:18:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5126662,
            48.40505109,
            885.536634,
            -120.4909649,
            48.4195064,
            1678.696634
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51266618230798,
                  48.405507516530726,
                  885.5366340224459
                ],
                [
                  -120.51198289001837,
                  48.419506402774786,
                  885.5366340224459
                ],
                [
                  -120.49096494237713,
                  48.4190497516078,
                  1678.6966340224458
                ],
                [
                  -120.4916539921964,
                  48.40505108855503,
                  1678.6966340224458
                ],
                [
                  -120.51266618230798,
                  48.405507516530726,
                  885.5366340224459
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:58:19Z",
            "pc:count": 31278312,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684866.4668,
                "count": 31278312,
                "maximum": 685634.9844,
                "minimum": 684078.4044,
                "name": "X",
                "position": 0,
                "stddev": 431.544596,
                "variance": 186230.7383
              },
              {
                "average": 5365141.748,
                "count": 31278312,
                "maximum": 5365918.859,
                "minimum": 5364361.359,
                "name": "Y",
                "position": 1,
                "stddev": 436.4642557,
                "variance": 190501.0465
              },
              {
                "average": 1153.562532,
                "count": 31278312,
                "maximum": 1678.696634,
                "minimum": 885.536634,
                "name": "Z",
                "position": 2,
                "stddev": 198.0500519,
                "variance": 39223.82306
              },
              {
                "average": 533.6525985,
                "count": 31278312,
                "maximum": 4095,
                "minimum": 70,
                "name": "Intensity",
                "position": 3,
                "stddev": 259.2733201,
                "variance": 67222.65449
              },
              {
                "average": 1.171809943,
                "count": 31278312,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4143678842,
                "variance": 0.1717007434
              },
              {
                "average": 1.343713369,
                "count": 31278312,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5602654941,
                "variance": 0.3138974239
              },
              {
                "average": 0.499306836,
                "count": 31278312,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999995275,
                "variance": 0.2499995275
              },
              {
                "average": 0.0002699953885,
                "count": 31278312,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01642931829,
                "variance": 0.0002699224996
              },
              {
                "average": 1.374225054,
                "count": 31278312,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5388095534,
                "variance": 0.2903157348
              },
              {
                "average": -2.085746156,
                "count": 31278312,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.850823501,
                "variance": 97.03872365
              },
              {
                "average": 0,
                "count": 31278312,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 59.07557144,
                "count": 31278312,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.280195364,
                "variance": 1.638900171
              },
              {
                "average": 222018511.9,
                "count": 31278312,
                "maximum": 222019899.3,
                "minimum": 222017517,
                "name": "GpsTime",
                "position": 12,
                "stddev": 598.3824632,
                "variance": 358061.5723
              },
              {
                "average": 0,
                "count": 31278312,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31278312,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31278312,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31278312,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31278312,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              684078.4044,
              5364361.359,
              885.536634,
              685634.9844,
              5365918.859,
              1678.696634
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    684078.4043554213,
                    5364361.358667579,
                    885.5366340224459
                  ],
                  [
                    684078.4043554213,
                    5365918.858667579,
                    885.5366340224459
                  ],
                  [
                    685634.9843554214,
                    5365918.858667579,
                    1678.6966340224458
                  ],
                  [
                    685634.9843554214,
                    5364361.358667579,
                    1678.6966340224458
                  ],
                  [
                    684078.4043554213,
                    5364361.358667579,
                    885.5366340224459
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:58:19+00:00",
            "end_time": "2018-09-26T17:18:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43307865940224,
              48.58125810585422,
              629.4359994265932
            ],
            [
              -120.43236892496628,
              48.5952601968186,
              629.4359994265932
            ],
            [
              -120.41128002177696,
              48.59478774441351,
              1156.715999426593
            ],
            [
              -120.41199556972059,
              48.58078588459248,
              1156.715999426593
            ],
            [
              -120.43307865940224,
              48.58125810585422,
              629.4359994265932
            ]
          ]
        ]
      },
      "bbox": [
        -120.4330787,
        48.58078588,
        629.4359994,
        -120.41128,
        48.5952602,
        1156.715999
      ],
      "properties": {
        "datetime": "2018-10-04T15:58:43Z",
        "pc:count": 32889533,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690048.7984,
            "count": 32889533,
            "maximum": 690868.6709,
            "minimum": 689312.1309,
            "name": "X",
            "position": 0,
            "stddev": 442.6571129,
            "variance": 195945.3196
          },
          {
            "average": 5384828.001,
            "count": 32889533,
            "maximum": 5385647.018,
            "minimum": 5384089.018,
            "name": "Y",
            "position": 1,
            "stddev": 427.068332,
            "variance": 182387.3602
          },
          {
            "average": 800.4833996,
            "count": 32889533,
            "maximum": 1156.715999,
            "minimum": 629.4359994,
            "name": "Z",
            "position": 2,
            "stddev": 146.7452974,
            "variance": 21534.18232
          },
          {
            "average": 604.1425038,
            "count": 32889533,
            "maximum": 4095,
            "minimum": 17,
            "name": "Intensity",
            "position": 3,
            "stddev": 370.2733613,
            "variance": 137102.3621
          },
          {
            "average": 1.250435359,
            "count": 32889533,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4986402594,
            "variance": 0.2486421083
          },
          {
            "average": 1.500957219,
            "count": 32889533,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.657873142,
            "variance": 0.4327970709
          },
          {
            "average": 0.4984893826,
            "count": 32889533,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999977256,
            "variance": 0.2499977256
          },
          {
            "average": 0.0002945617987,
            "count": 32889533,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01716027509,
            "variance": 0.000294475041
          },
          {
            "average": 1.276516574,
            "count": 32889533,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4922062727,
            "variance": 0.2422670148
          },
          {
            "average": 0.1306096867,
            "count": 32889533,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.04969649,
            "variance": 100.9963995
          },
          {
            "average": 0,
            "count": 32889533,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 263.5184354,
            "count": 32889533,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 456.8965175,
            "variance": 208754.4277
          },
          {
            "average": 222650710.3,
            "count": 32889533,
            "maximum": 222703923.5,
            "minimum": 222625096.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 35780.64229,
            "variance": 1280254363
          },
          {
            "average": 0,
            "count": 32889533,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32889533,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32889533,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32889533,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32889533,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689312.1309,
          5384089.018,
          629.4359994,
          690868.6709,
          5385647.018,
          1156.715999
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689312.1309414066,
                5384089.018168908,
                629.4359994265932
              ],
              [
                689312.1309414066,
                5385647.018168908,
                629.4359994265932
              ],
              [
                690868.6709414066,
                5385647.018168908,
                1156.715999426593
              ],
              [
                690868.6709414066,
                5384089.018168908,
                1156.715999426593
              ],
              [
                689312.1309414066,
                5384089.018168908,
                629.4359994265932
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:58:43+00:00",
        "end_time": "2018-10-03T18:04:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4330787,
            48.58078588,
            629.4359994,
            -120.41128,
            48.5952602,
            1156.715999
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43307865940224,
                  48.58125810585422,
                  629.4359994265932
                ],
                [
                  -120.43236892496628,
                  48.5952601968186,
                  629.4359994265932
                ],
                [
                  -120.41128002177696,
                  48.59478774441351,
                  1156.715999426593
                ],
                [
                  -120.41199556972059,
                  48.58078588459248,
                  1156.715999426593
                ],
                [
                  -120.43307865940224,
                  48.58125810585422,
                  629.4359994265932
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:58:43Z",
            "pc:count": 32889533,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690048.7984,
                "count": 32889533,
                "maximum": 690868.6709,
                "minimum": 689312.1309,
                "name": "X",
                "position": 0,
                "stddev": 442.6571129,
                "variance": 195945.3196
              },
              {
                "average": 5384828.001,
                "count": 32889533,
                "maximum": 5385647.018,
                "minimum": 5384089.018,
                "name": "Y",
                "position": 1,
                "stddev": 427.068332,
                "variance": 182387.3602
              },
              {
                "average": 800.4833996,
                "count": 32889533,
                "maximum": 1156.715999,
                "minimum": 629.4359994,
                "name": "Z",
                "position": 2,
                "stddev": 146.7452974,
                "variance": 21534.18232
              },
              {
                "average": 604.1425038,
                "count": 32889533,
                "maximum": 4095,
                "minimum": 17,
                "name": "Intensity",
                "position": 3,
                "stddev": 370.2733613,
                "variance": 137102.3621
              },
              {
                "average": 1.250435359,
                "count": 32889533,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4986402594,
                "variance": 0.2486421083
              },
              {
                "average": 1.500957219,
                "count": 32889533,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.657873142,
                "variance": 0.4327970709
              },
              {
                "average": 0.4984893826,
                "count": 32889533,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999977256,
                "variance": 0.2499977256
              },
              {
                "average": 0.0002945617987,
                "count": 32889533,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01716027509,
                "variance": 0.000294475041
              },
              {
                "average": 1.276516574,
                "count": 32889533,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4922062727,
                "variance": 0.2422670148
              },
              {
                "average": 0.1306096867,
                "count": 32889533,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.04969649,
                "variance": 100.9963995
              },
              {
                "average": 0,
                "count": 32889533,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 263.5184354,
                "count": 32889533,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 456.8965175,
                "variance": 208754.4277
              },
              {
                "average": 222650710.3,
                "count": 32889533,
                "maximum": 222703923.5,
                "minimum": 222625096.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 35780.64229,
                "variance": 1280254363
              },
              {
                "average": 0,
                "count": 32889533,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32889533,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32889533,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32889533,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32889533,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689312.1309,
              5384089.018,
              629.4359994,
              690868.6709,
              5385647.018,
              1156.715999
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689312.1309414066,
                    5384089.018168908,
                    629.4359994265932
                  ],
                  [
                    689312.1309414066,
                    5385647.018168908,
                    629.4359994265932
                  ],
                  [
                    690868.6709414066,
                    5385647.018168908,
                    1156.715999426593
                  ],
                  [
                    690868.6709414066,
                    5384089.018168908,
                    1156.715999426593
                  ],
                  [
                    689312.1309414066,
                    5384089.018168908,
                    629.4359994265932
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:58:43+00:00",
            "end_time": "2018-10-03T18:04:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37184001933684,
              48.54097360948989,
              605.3044116599496
            ],
            [
              -120.3711143548125,
              48.55497583781449,
              605.3044116599496
            ],
            [
              -120.35004133397155,
              48.554492422883555,
              1495.5844116599496
            ],
            [
              -120.3507727988609,
              48.54049043102571,
              1495.5844116599496
            ],
            [
              -120.37184001933684,
              48.54097360948989,
              605.3044116599496
            ]
          ]
        ]
      },
      "bbox": [
        -120.37184,
        48.54049043,
        605.3044117,
        -120.3500413,
        48.55497584,
        1495.584412
      ],
      "properties": {
        "datetime": "2018-10-11T17:57:36Z",
        "pc:count": 35727554,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694752.4365,
            "count": 35727554,
            "maximum": 695538.8824,
            "minimum": 693982.2024,
            "name": "X",
            "position": 0,
            "stddev": 434.8086185,
            "variance": 189058.5347
          },
          {
            "average": 5380541.002,
            "count": 35727554,
            "maximum": 5381323.421,
            "minimum": 5379765.341,
            "name": "Y",
            "position": 1,
            "stddev": 428.1671788,
            "variance": 183327.133
          },
          {
            "average": 861.4541346,
            "count": 35727554,
            "maximum": 1495.584412,
            "minimum": 605.3044117,
            "name": "Z",
            "position": 2,
            "stddev": 227.782532,
            "variance": 51884.88188
          },
          {
            "average": 546.7590644,
            "count": 35727554,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 312.3011075,
            "variance": 97531.98176
          },
          {
            "average": 1.301918766,
            "count": 35727554,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5628373379,
            "variance": 0.316785869
          },
          {
            "average": 1.603896785,
            "count": 35727554,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7465477917,
            "variance": 0.5573336052
          },
          {
            "average": 0.4975737774,
            "count": 35727554,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999941204,
            "variance": 0.2499941204
          },
          {
            "average": 0.0002655373497,
            "count": 35727554,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01629315338,
            "variance": 0.000265466847
          },
          {
            "average": 1.265636237,
            "count": 35727554,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.488201998,
            "variance": 0.2383411908
          },
          {
            "average": 0.3773519542,
            "count": 35727554,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.20618293,
            "variance": 104.1661699
          },
          {
            "average": 0,
            "count": 35727554,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.228084,
            "count": 35727554,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.158338686,
            "variance": 83.87516749
          },
          {
            "average": 223091423.3,
            "count": 35727554,
            "maximum": 223315856.3,
            "minimum": 222710628.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 291083.0126,
            "variance": 84729320240.0
          },
          {
            "average": 0,
            "count": 35727554,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35727554,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35727554,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35727554,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35727554,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693982.2024,
          5379765.341,
          605.3044117,
          695538.8824,
          5381323.421,
          1495.584412
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693982.202399664,
                5379765.341257421,
                605.3044116599496
              ],
              [
                693982.202399664,
                5381323.421257421,
                605.3044116599496
              ],
              [
                695538.8823996639,
                5381323.421257421,
                1495.5844116599496
              ],
              [
                695538.8823996639,
                5379765.341257421,
                1495.5844116599496
              ],
              [
                693982.202399664,
                5379765.341257421,
                605.3044116599496
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:57:36+00:00",
        "end_time": "2018-10-04T17:50:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.37184,
            48.54049043,
            605.3044117,
            -120.3500413,
            48.55497584,
            1495.584412
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37184001933684,
                  48.54097360948989,
                  605.3044116599496
                ],
                [
                  -120.3711143548125,
                  48.55497583781449,
                  605.3044116599496
                ],
                [
                  -120.35004133397155,
                  48.554492422883555,
                  1495.5844116599496
                ],
                [
                  -120.3507727988609,
                  48.54049043102571,
                  1495.5844116599496
                ],
                [
                  -120.37184001933684,
                  48.54097360948989,
                  605.3044116599496
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:57:36Z",
            "pc:count": 35727554,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694752.4365,
                "count": 35727554,
                "maximum": 695538.8824,
                "minimum": 693982.2024,
                "name": "X",
                "position": 0,
                "stddev": 434.8086185,
                "variance": 189058.5347
              },
              {
                "average": 5380541.002,
                "count": 35727554,
                "maximum": 5381323.421,
                "minimum": 5379765.341,
                "name": "Y",
                "position": 1,
                "stddev": 428.1671788,
                "variance": 183327.133
              },
              {
                "average": 861.4541346,
                "count": 35727554,
                "maximum": 1495.584412,
                "minimum": 605.3044117,
                "name": "Z",
                "position": 2,
                "stddev": 227.782532,
                "variance": 51884.88188
              },
              {
                "average": 546.7590644,
                "count": 35727554,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 312.3011075,
                "variance": 97531.98176
              },
              {
                "average": 1.301918766,
                "count": 35727554,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5628373379,
                "variance": 0.316785869
              },
              {
                "average": 1.603896785,
                "count": 35727554,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7465477917,
                "variance": 0.5573336052
              },
              {
                "average": 0.4975737774,
                "count": 35727554,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999941204,
                "variance": 0.2499941204
              },
              {
                "average": 0.0002655373497,
                "count": 35727554,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01629315338,
                "variance": 0.000265466847
              },
              {
                "average": 1.265636237,
                "count": 35727554,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.488201998,
                "variance": 0.2383411908
              },
              {
                "average": 0.3773519542,
                "count": 35727554,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.20618293,
                "variance": 104.1661699
              },
              {
                "average": 0,
                "count": 35727554,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.228084,
                "count": 35727554,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.158338686,
                "variance": 83.87516749
              },
              {
                "average": 223091423.3,
                "count": 35727554,
                "maximum": 223315856.3,
                "minimum": 222710628.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 291083.0126,
                "variance": 84729320240.0
              },
              {
                "average": 0,
                "count": 35727554,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35727554,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35727554,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35727554,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35727554,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693982.2024,
              5379765.341,
              605.3044117,
              695538.8824,
              5381323.421,
              1495.584412
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693982.202399664,
                    5379765.341257421,
                    605.3044116599496
                  ],
                  [
                    693982.202399664,
                    5381323.421257421,
                    605.3044116599496
                  ],
                  [
                    695538.8823996639,
                    5381323.421257421,
                    1495.5844116599496
                  ],
                  [
                    695538.8823996639,
                    5379765.341257421,
                    1495.5844116599496
                  ],
                  [
                    693982.202399664,
                    5379765.341257421,
                    605.3044116599496
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:57:36+00:00",
            "end_time": "2018-10-04T17:50:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41267722762977,
              48.62180862851461,
              1381.2500681451907
            ],
            [
              -120.41196074430626,
              48.63581219308275,
              1381.2500681451907
            ],
            [
              -120.39125175223882,
              48.63534469471524,
              2141.430068145191
            ],
            [
              -120.39197395293785,
              48.62134135893233,
              2141.430068145191
            ],
            [
              -120.41267722762977,
              48.62180862851461,
              1381.2500681451907
            ]
          ]
        ]
      },
      "bbox": [
        -120.4126772,
        48.62134136,
        1381.250068,
        -120.3912518,
        48.63581219,
        2141.430068
      ],
      "properties": {
        "datetime": "2018-10-04T16:26:59Z",
        "pc:count": 38825971,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691492.6792,
            "count": 38825971,
            "maximum": 692191.1527,
            "minimum": 690663.8527,
            "name": "X",
            "position": 0,
            "stddev": 401.4502472,
            "variance": 161162.301
          },
          {
            "average": 5389333.406,
            "count": 38825971,
            "maximum": 5390204.922,
            "minimum": 5388646.722,
            "name": "Y",
            "position": 1,
            "stddev": 405.2786676,
            "variance": 164250.7984
          },
          {
            "average": 1750.956185,
            "count": 38825971,
            "maximum": 2141.430068,
            "minimum": 1381.250068,
            "name": "Z",
            "position": 2,
            "stddev": 169.7056328,
            "variance": 28800.00181
          },
          {
            "average": 534.5215834,
            "count": 38825971,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 373.923792,
            "variance": 139819.0022
          },
          {
            "average": 1.635058502,
            "count": 38825971,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8645157211,
            "variance": 0.747387432
          },
          {
            "average": 2.270718303,
            "count": 38825971,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.097282269,
            "variance": 1.204028379
          },
          {
            "average": 0.4981780623,
            "count": 38825971,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499996687,
            "variance": 0.249996687
          },
          {
            "average": 0.0002328338421,
            "count": 38825971,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01525711757,
            "variance": 0.0002327796365
          },
          {
            "average": 1.232224327,
            "count": 38825971,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4747846636,
            "variance": 0.2254204768
          },
          {
            "average": -1.544287917,
            "count": 38825971,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.74341137,
            "variance": 137.9077106
          },
          {
            "average": 0,
            "count": 38825971,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.5983123,
            "count": 38825971,
            "maximum": 98,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.678146864,
            "variance": 2.816176898
          },
          {
            "average": 222704686.2,
            "count": 38825971,
            "maximum": 222705619.9,
            "minimum": 222703390.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 800.1335692,
            "variance": 640213.7285
          },
          {
            "average": 0,
            "count": 38825971,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38825971,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38825971,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38825971,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38825971,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690663.8527,
          5388646.722,
          1381.250068,
          692191.1527,
          5390204.922,
          2141.430068
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690663.8527136269,
                5388646.721781931,
                1381.2500681451907
              ],
              [
                690663.8527136269,
                5390204.92178193,
                1381.2500681451907
              ],
              [
                692191.152713627,
                5390204.92178193,
                2141.430068145191
              ],
              [
                692191.152713627,
                5388646.721781931,
                2141.430068145191
              ],
              [
                690663.8527136269,
                5388646.721781931,
                1381.2500681451907
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:26:59+00:00",
        "end_time": "2018-10-04T15:49:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4126772,
            48.62134136,
            1381.250068,
            -120.3912518,
            48.63581219,
            2141.430068
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41267722762977,
                  48.62180862851461,
                  1381.2500681451907
                ],
                [
                  -120.41196074430626,
                  48.63581219308275,
                  1381.2500681451907
                ],
                [
                  -120.39125175223882,
                  48.63534469471524,
                  2141.430068145191
                ],
                [
                  -120.39197395293785,
                  48.62134135893233,
                  2141.430068145191
                ],
                [
                  -120.41267722762977,
                  48.62180862851461,
                  1381.2500681451907
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:26:59Z",
            "pc:count": 38825971,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691492.6792,
                "count": 38825971,
                "maximum": 692191.1527,
                "minimum": 690663.8527,
                "name": "X",
                "position": 0,
                "stddev": 401.4502472,
                "variance": 161162.301
              },
              {
                "average": 5389333.406,
                "count": 38825971,
                "maximum": 5390204.922,
                "minimum": 5388646.722,
                "name": "Y",
                "position": 1,
                "stddev": 405.2786676,
                "variance": 164250.7984
              },
              {
                "average": 1750.956185,
                "count": 38825971,
                "maximum": 2141.430068,
                "minimum": 1381.250068,
                "name": "Z",
                "position": 2,
                "stddev": 169.7056328,
                "variance": 28800.00181
              },
              {
                "average": 534.5215834,
                "count": 38825971,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 373.923792,
                "variance": 139819.0022
              },
              {
                "average": 1.635058502,
                "count": 38825971,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8645157211,
                "variance": 0.747387432
              },
              {
                "average": 2.270718303,
                "count": 38825971,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.097282269,
                "variance": 1.204028379
              },
              {
                "average": 0.4981780623,
                "count": 38825971,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499996687,
                "variance": 0.249996687
              },
              {
                "average": 0.0002328338421,
                "count": 38825971,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01525711757,
                "variance": 0.0002327796365
              },
              {
                "average": 1.232224327,
                "count": 38825971,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4747846636,
                "variance": 0.2254204768
              },
              {
                "average": -1.544287917,
                "count": 38825971,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.74341137,
                "variance": 137.9077106
              },
              {
                "average": 0,
                "count": 38825971,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.5983123,
                "count": 38825971,
                "maximum": 98,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.678146864,
                "variance": 2.816176898
              },
              {
                "average": 222704686.2,
                "count": 38825971,
                "maximum": 222705619.9,
                "minimum": 222703390.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 800.1335692,
                "variance": 640213.7285
              },
              {
                "average": 0,
                "count": 38825971,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38825971,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38825971,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38825971,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38825971,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690663.8527,
              5388646.722,
              1381.250068,
              692191.1527,
              5390204.922,
              2141.430068
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690663.8527136269,
                    5388646.721781931,
                    1381.2500681451907
                  ],
                  [
                    690663.8527136269,
                    5390204.92178193,
                    1381.2500681451907
                  ],
                  [
                    692191.152713627,
                    5390204.92178193,
                    2141.430068145191
                  ],
                  [
                    692191.152713627,
                    5388646.721781931,
                    2141.430068145191
                  ],
                  [
                    690663.8527136269,
                    5388646.721781931,
                    1381.2500681451907
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:26:59+00:00",
            "end_time": "2018-10-04T15:49:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4331995978137,
              48.6236554804399,
              1517.5439027080429
            ],
            [
              -120.43310297034122,
              48.6255596814781,
              1517.5439027080429
            ],
            [
              -120.43253466657121,
              48.62554700595317,
              1556.2039027080427
            ],
            [
              -120.43263131537944,
              48.62364280575865,
              1556.2039027080427
            ],
            [
              -120.4331995978137,
              48.6236554804399,
              1517.5439027080429
            ]
          ]
        ]
      },
      "bbox": [
        -120.4331996,
        48.62364281,
        1517.543903,
        -120.4325347,
        48.62555968,
        1556.203903
      ],
      "properties": {
        "datetime": "2018-10-03T18:24:17Z",
        "pc:count": 42939,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689168.2938,
            "count": 42939,
            "maximum": 689186.6698,
            "minimum": 689144.7498,
            "name": "X",
            "position": 0,
            "stddev": 9.84710524,
            "variance": 96.96548162
          },
          {
            "average": 5388906.167,
            "count": 42939,
            "maximum": 5389012.797,
            "minimum": 5388800.917,
            "name": "Y",
            "position": 1,
            "stddev": 50.83460386,
            "variance": 2584.15695
          },
          {
            "average": 1534.487619,
            "count": 42939,
            "maximum": 1556.203903,
            "minimum": 1517.543903,
            "name": "Z",
            "position": 2,
            "stddev": 6.675036304,
            "variance": 44.55610966
          },
          {
            "average": 616.2304199,
            "count": 42939,
            "maximum": 1804,
            "minimum": 75,
            "name": "Intensity",
            "position": 3,
            "stddev": 433.7348489,
            "variance": 188125.9191
          },
          {
            "average": 1.579938983,
            "count": 42939,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8267157479,
            "variance": 0.6834589278
          },
          {
            "average": 2.162789073,
            "count": 42939,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.06601366,
            "variance": 1.136385122
          },
          {
            "average": 0.490509793,
            "count": 42939,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999157491,
            "variance": 0.2499157562
          },
          {
            "average": 0,
            "count": 42939,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.42993549,
            "count": 42939,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5331255522,
            "variance": 0.2842228544
          },
          {
            "average": 4.347151915,
            "count": 42939,
            "maximum": 4.998000145,
            "minimum": 4.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.4739692386,
            "variance": 0.2246468391
          },
          {
            "average": 0,
            "count": 42939,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 116,
            "count": 42939,
            "maximum": 116,
            "minimum": 116,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 222626255.9,
            "count": 42939,
            "maximum": 222626257.7,
            "minimum": 222626254.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.789822792,
            "variance": 0.6238200427
          },
          {
            "average": 0,
            "count": 42939,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42939,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42939,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42939,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42939,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689144.7498,
          5388800.917,
          1517.543903,
          689186.6698,
          5389012.797,
          1556.203903
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689144.7497725296,
                5388800.916993081,
                1517.5439027080429
              ],
              [
                689144.7497725296,
                5389012.796993081,
                1517.5439027080429
              ],
              [
                689186.6697725295,
                5389012.796993081,
                1556.2039027080427
              ],
              [
                689186.6697725295,
                5388800.916993081,
                1556.2039027080427
              ],
              [
                689144.7497725296,
                5388800.916993081,
                1517.5439027080429
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:24:17+00:00",
        "end_time": "2018-10-03T18:24:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4331996,
            48.62364281,
            1517.543903,
            -120.4325347,
            48.62555968,
            1556.203903
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4331995978137,
                  48.6236554804399,
                  1517.5439027080429
                ],
                [
                  -120.43310297034122,
                  48.6255596814781,
                  1517.5439027080429
                ],
                [
                  -120.43253466657121,
                  48.62554700595317,
                  1556.2039027080427
                ],
                [
                  -120.43263131537944,
                  48.62364280575865,
                  1556.2039027080427
                ],
                [
                  -120.4331995978137,
                  48.6236554804399,
                  1517.5439027080429
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:24:17Z",
            "pc:count": 42939,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689168.2938,
                "count": 42939,
                "maximum": 689186.6698,
                "minimum": 689144.7498,
                "name": "X",
                "position": 0,
                "stddev": 9.84710524,
                "variance": 96.96548162
              },
              {
                "average": 5388906.167,
                "count": 42939,
                "maximum": 5389012.797,
                "minimum": 5388800.917,
                "name": "Y",
                "position": 1,
                "stddev": 50.83460386,
                "variance": 2584.15695
              },
              {
                "average": 1534.487619,
                "count": 42939,
                "maximum": 1556.203903,
                "minimum": 1517.543903,
                "name": "Z",
                "position": 2,
                "stddev": 6.675036304,
                "variance": 44.55610966
              },
              {
                "average": 616.2304199,
                "count": 42939,
                "maximum": 1804,
                "minimum": 75,
                "name": "Intensity",
                "position": 3,
                "stddev": 433.7348489,
                "variance": 188125.9191
              },
              {
                "average": 1.579938983,
                "count": 42939,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8267157479,
                "variance": 0.6834589278
              },
              {
                "average": 2.162789073,
                "count": 42939,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.06601366,
                "variance": 1.136385122
              },
              {
                "average": 0.490509793,
                "count": 42939,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999157491,
                "variance": 0.2499157562
              },
              {
                "average": 0,
                "count": 42939,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.42993549,
                "count": 42939,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5331255522,
                "variance": 0.2842228544
              },
              {
                "average": 4.347151915,
                "count": 42939,
                "maximum": 4.998000145,
                "minimum": 4.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.4739692386,
                "variance": 0.2246468391
              },
              {
                "average": 0,
                "count": 42939,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 116,
                "count": 42939,
                "maximum": 116,
                "minimum": 116,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 222626255.9,
                "count": 42939,
                "maximum": 222626257.7,
                "minimum": 222626254.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.789822792,
                "variance": 0.6238200427
              },
              {
                "average": 0,
                "count": 42939,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42939,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42939,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42939,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42939,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689144.7498,
              5388800.917,
              1517.543903,
              689186.6698,
              5389012.797,
              1556.203903
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689144.7497725296,
                    5388800.916993081,
                    1517.5439027080429
                  ],
                  [
                    689144.7497725296,
                    5389012.796993081,
                    1517.5439027080429
                  ],
                  [
                    689186.6697725295,
                    5389012.796993081,
                    1556.2039027080427
                  ],
                  [
                    689186.6697725295,
                    5388800.916993081,
                    1556.2039027080427
                  ],
                  [
                    689144.7497725296,
                    5388800.916993081,
                    1517.5439027080429
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:24:17+00:00",
            "end_time": "2018-10-03T18:24:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_568088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4113509978175,
              48.31141802533448,
              1940.4965426665703
            ],
            [
              -120.41115703074124,
              48.31524993619404,
              1940.4965426665703
            ],
            [
              -120.40970451015713,
              48.31521721175231,
              2132.4165426665704
            ],
            [
              -120.40989858576576,
              48.31138530526988,
              2132.4165426665704
            ],
            [
              -120.4113509978175,
              48.31141802533448,
              1940.4965426665703
            ]
          ]
        ]
      },
      "bbox": [
        -120.411351,
        48.31138531,
        1940.496543,
        -120.4097045,
        48.31524994,
        2132.416543
      ],
      "properties": {
        "datetime": "2018-10-04T16:06:28Z",
        "pc:count": 351853,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691994.0365,
            "count": 351853,
            "maximum": 692036.8927,
            "minimum": 691929.0927,
            "name": "X",
            "position": 0,
            "stddev": 23.58372724,
            "variance": 556.1921904
          },
          {
            "average": 5354314.221,
            "count": 351853,
            "maximum": 5354579.18,
            "minimum": 5354152.82,
            "name": "Y",
            "position": 1,
            "stddev": 101.1847922,
            "variance": 10238.36216
          },
          {
            "average": 2041.685947,
            "count": 351853,
            "maximum": 2132.416543,
            "minimum": 1940.496543,
            "name": "Z",
            "position": 2,
            "stddev": 41.37129115,
            "variance": 1711.583732
          },
          {
            "average": 438.6391277,
            "count": 351853,
            "maximum": 1573,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 239.2991587,
            "variance": 57264.08737
          },
          {
            "average": 1.248325295,
            "count": 351853,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5795387413,
            "variance": 0.3358651526
          },
          {
            "average": 1.498370058,
            "count": 351853,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8360244088,
            "variance": 0.6989368121
          },
          {
            "average": 0.5041594075,
            "count": 351853,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999834095,
            "variance": 0.2499834098
          },
          {
            "average": 0,
            "count": 351853,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.472407511,
            "count": 351853,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.6225924911,
            "variance": 0.3876214099
          },
          {
            "average": -11.72405759,
            "count": 351853,
            "maximum": -9,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.014071516,
            "variance": 1.028341039
          },
          {
            "average": 0,
            "count": 351853,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 93.32703146,
            "count": 351853,
            "maximum": 95,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.489996038,
            "variance": 2.220088194
          },
          {
            "average": 222703536.3,
            "count": 351853,
            "maximum": 222704388.4,
            "minimum": 222702859.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 756.6524678,
            "variance": 572522.9571
          },
          {
            "average": 0,
            "count": 351853,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 351853,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 351853,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 351853,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 351853,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691929.0927,
          5354152.82,
          1940.496543,
          692036.8927,
          5354579.18,
          2132.416543
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691929.092693991,
                5354152.820044467,
                1940.4965426665703
              ],
              [
                691929.092693991,
                5354579.180044467,
                1940.4965426665703
              ],
              [
                692036.8926939911,
                5354579.180044467,
                2132.4165426665704
              ],
              [
                692036.8926939911,
                5354152.820044467,
                2132.4165426665704
              ],
              [
                691929.092693991,
                5354152.820044467,
                1940.4965426665703
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:06:28+00:00",
        "end_time": "2018-10-04T15:40:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_568088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_568088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_568088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_568088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.411351,
            48.31138531,
            1940.496543,
            -120.4097045,
            48.31524994,
            2132.416543
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4113509978175,
                  48.31141802533448,
                  1940.4965426665703
                ],
                [
                  -120.41115703074124,
                  48.31524993619404,
                  1940.4965426665703
                ],
                [
                  -120.40970451015713,
                  48.31521721175231,
                  2132.4165426665704
                ],
                [
                  -120.40989858576576,
                  48.31138530526988,
                  2132.4165426665704
                ],
                [
                  -120.4113509978175,
                  48.31141802533448,
                  1940.4965426665703
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_568088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_568088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:06:28Z",
            "pc:count": 351853,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691994.0365,
                "count": 351853,
                "maximum": 692036.8927,
                "minimum": 691929.0927,
                "name": "X",
                "position": 0,
                "stddev": 23.58372724,
                "variance": 556.1921904
              },
              {
                "average": 5354314.221,
                "count": 351853,
                "maximum": 5354579.18,
                "minimum": 5354152.82,
                "name": "Y",
                "position": 1,
                "stddev": 101.1847922,
                "variance": 10238.36216
              },
              {
                "average": 2041.685947,
                "count": 351853,
                "maximum": 2132.416543,
                "minimum": 1940.496543,
                "name": "Z",
                "position": 2,
                "stddev": 41.37129115,
                "variance": 1711.583732
              },
              {
                "average": 438.6391277,
                "count": 351853,
                "maximum": 1573,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 239.2991587,
                "variance": 57264.08737
              },
              {
                "average": 1.248325295,
                "count": 351853,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5795387413,
                "variance": 0.3358651526
              },
              {
                "average": 1.498370058,
                "count": 351853,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8360244088,
                "variance": 0.6989368121
              },
              {
                "average": 0.5041594075,
                "count": 351853,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999834095,
                "variance": 0.2499834098
              },
              {
                "average": 0,
                "count": 351853,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.472407511,
                "count": 351853,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.6225924911,
                "variance": 0.3876214099
              },
              {
                "average": -11.72405759,
                "count": 351853,
                "maximum": -9,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.014071516,
                "variance": 1.028341039
              },
              {
                "average": 0,
                "count": 351853,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 93.32703146,
                "count": 351853,
                "maximum": 95,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.489996038,
                "variance": 2.220088194
              },
              {
                "average": 222703536.3,
                "count": 351853,
                "maximum": 222704388.4,
                "minimum": 222702859.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 756.6524678,
                "variance": 572522.9571
              },
              {
                "average": 0,
                "count": 351853,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 351853,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 351853,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 351853,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 351853,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691929.0927,
              5354152.82,
              1940.496543,
              692036.8927,
              5354579.18,
              2132.416543
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691929.092693991,
                    5354152.820044467,
                    1940.4965426665703
                  ],
                  [
                    691929.092693991,
                    5354579.180044467,
                    1940.4965426665703
                  ],
                  [
                    692036.8926939911,
                    5354579.180044467,
                    2132.4165426665704
                  ],
                  [
                    692036.8926939911,
                    5354152.820044467,
                    2132.4165426665704
                  ],
                  [
                    691929.092693991,
                    5354152.820044467,
                    1940.4965426665703
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:06:28+00:00",
            "end_time": "2018-10-04T15:40:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_568088_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41324332838069,
              48.30353805847932,
              2074.828176148893
            ],
            [
              -120.41284125984463,
              48.31148824128679,
              2074.828176148893
            ],
            [
              -120.40943280255739,
              48.311411470491805,
              2278.248176148893
            ],
            [
              -120.40983539935607,
              48.303461308986876,
              2278.248176148893
            ],
            [
              -120.41324332838069,
              48.30353805847932,
              2074.828176148893
            ]
          ]
        ]
      },
      "bbox": [
        -120.4132433,
        48.30346131,
        2074.828176,
        -120.4094328,
        48.31148824,
        2278.248176
      ],
      "properties": {
        "datetime": "2018-10-04T16:06:40Z",
        "pc:count": 1989059,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691968.4013,
            "count": 1989059,
            "maximum": 692071.3261,
            "minimum": 691818.3461,
            "name": "X",
            "position": 0,
            "stddev": 58.35152084,
            "variance": 3404.899984
          },
          {
            "average": 5353744.256,
            "count": 1989059,
            "maximum": 5354156.895,
            "minimum": 5353272.315,
            "name": "Y",
            "position": 1,
            "stddev": 194.3422047,
            "variance": 37768.89254
          },
          {
            "average": 2188.589893,
            "count": 1989059,
            "maximum": 2278.248176,
            "minimum": 2074.828176,
            "name": "Z",
            "position": 2,
            "stddev": 39.458332,
            "variance": 1556.959964
          },
          {
            "average": 545.3812205,
            "count": 1989059,
            "maximum": 2785,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 400.2017699,
            "variance": 160161.4567
          },
          {
            "average": 1.369016706,
            "count": 1989059,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7271073118,
            "variance": 0.5286850428
          },
          {
            "average": 1.739138457,
            "count": 1989059,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.040349667,
            "variance": 1.082327429
          },
          {
            "average": 0.5064942769,
            "count": 1989059,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999579483,
            "variance": 0.24995795
          },
          {
            "average": 0,
            "count": 1989059,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.490649599,
            "count": 1989059,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5950906522,
            "variance": 0.3541328843
          },
          {
            "average": -12.38780185,
            "count": 1989059,
            "maximum": -4.998000145,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.823435484,
            "variance": 7.971787935
          },
          {
            "average": 0,
            "count": 1989059,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 93.46595199,
            "count": 1989059,
            "maximum": 95,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.499613905,
            "variance": 2.248841864
          },
          {
            "average": 222703606.7,
            "count": 1989059,
            "maximum": 222704400.9,
            "minimum": 222702847,
            "name": "GpsTime",
            "position": 12,
            "stddev": 769.8187496,
            "variance": 592620.9072
          },
          {
            "average": 0,
            "count": 1989059,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1989059,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1989059,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1989059,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1989059,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691818.3461,
          5353272.315,
          2074.828176,
          692071.3261,
          5354156.895,
          2278.248176
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691818.3461276726,
                5353272.314653681,
                2074.828176148893
              ],
              [
                691818.3461276726,
                5354156.894653681,
                2074.828176148893
              ],
              [
                692071.3261276726,
                5354156.894653681,
                2278.248176148893
              ],
              [
                692071.3261276726,
                5353272.314653681,
                2278.248176148893
              ],
              [
                691818.3461276726,
                5353272.314653681,
                2074.828176148893
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:06:40+00:00",
        "end_time": "2018-10-04T15:40:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_568088_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_568088_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_568088_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_568088_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4132433,
            48.30346131,
            2074.828176,
            -120.4094328,
            48.31148824,
            2278.248176
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41324332838069,
                  48.30353805847932,
                  2074.828176148893
                ],
                [
                  -120.41284125984463,
                  48.31148824128679,
                  2074.828176148893
                ],
                [
                  -120.40943280255739,
                  48.311411470491805,
                  2278.248176148893
                ],
                [
                  -120.40983539935607,
                  48.303461308986876,
                  2278.248176148893
                ],
                [
                  -120.41324332838069,
                  48.30353805847932,
                  2074.828176148893
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_568088_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_568088_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:06:40Z",
            "pc:count": 1989059,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691968.4013,
                "count": 1989059,
                "maximum": 692071.3261,
                "minimum": 691818.3461,
                "name": "X",
                "position": 0,
                "stddev": 58.35152084,
                "variance": 3404.899984
              },
              {
                "average": 5353744.256,
                "count": 1989059,
                "maximum": 5354156.895,
                "minimum": 5353272.315,
                "name": "Y",
                "position": 1,
                "stddev": 194.3422047,
                "variance": 37768.89254
              },
              {
                "average": 2188.589893,
                "count": 1989059,
                "maximum": 2278.248176,
                "minimum": 2074.828176,
                "name": "Z",
                "position": 2,
                "stddev": 39.458332,
                "variance": 1556.959964
              },
              {
                "average": 545.3812205,
                "count": 1989059,
                "maximum": 2785,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 400.2017699,
                "variance": 160161.4567
              },
              {
                "average": 1.369016706,
                "count": 1989059,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7271073118,
                "variance": 0.5286850428
              },
              {
                "average": 1.739138457,
                "count": 1989059,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.040349667,
                "variance": 1.082327429
              },
              {
                "average": 0.5064942769,
                "count": 1989059,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999579483,
                "variance": 0.24995795
              },
              {
                "average": 0,
                "count": 1989059,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.490649599,
                "count": 1989059,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5950906522,
                "variance": 0.3541328843
              },
              {
                "average": -12.38780185,
                "count": 1989059,
                "maximum": -4.998000145,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.823435484,
                "variance": 7.971787935
              },
              {
                "average": 0,
                "count": 1989059,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 93.46595199,
                "count": 1989059,
                "maximum": 95,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.499613905,
                "variance": 2.248841864
              },
              {
                "average": 222703606.7,
                "count": 1989059,
                "maximum": 222704400.9,
                "minimum": 222702847,
                "name": "GpsTime",
                "position": 12,
                "stddev": 769.8187496,
                "variance": 592620.9072
              },
              {
                "average": 0,
                "count": 1989059,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1989059,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1989059,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1989059,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1989059,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691818.3461,
              5353272.315,
              2074.828176,
              692071.3261,
              5354156.895,
              2278.248176
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691818.3461276726,
                    5353272.314653681,
                    2074.828176148893
                  ],
                  [
                    691818.3461276726,
                    5354156.894653681,
                    2074.828176148893
                  ],
                  [
                    692071.3261276726,
                    5354156.894653681,
                    2278.248176148893
                  ],
                  [
                    692071.3261276726,
                    5353272.314653681,
                    2278.248176148893
                  ],
                  [
                    691818.3461276726,
                    5353272.314653681,
                    2074.828176148893
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:06:40+00:00",
            "end_time": "2018-10-04T15:40:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.49253747149379,
              48.41908597643917,
              934.2563142257311
            ],
            [
              -120.49184827166027,
              48.43308569320734,
              934.2563142257311
            ],
            [
              -120.4708266697399,
              48.432625303906526,
              1784.756314225731
            ],
            [
              -120.47152163102574,
              48.41862581218299,
              1784.756314225731
            ],
            [
              -120.49253747149379,
              48.41908597643917,
              934.2563142257311
            ]
          ]
        ]
      },
      "bbox": [
        -120.4925375,
        48.41862581,
        934.2563142,
        -120.4708267,
        48.43308569,
        1784.756314
      ],
      "properties": {
        "datetime": "2018-10-03T17:34:01Z",
        "pc:count": 50347968,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686334.4829,
            "count": 50347968,
            "maximum": 687074.9752,
            "minimum": 685518.5152,
            "name": "X",
            "position": 0,
            "stddev": 404.9584597,
            "variance": 163991.3541
          },
          {
            "average": 5366732.121,
            "count": 50347968,
            "maximum": 5367476.693,
            "minimum": 5365919.073,
            "name": "Y",
            "position": 1,
            "stddev": 432.9453107,
            "variance": 187441.6421
          },
          {
            "average": 1332.355558,
            "count": 50347968,
            "maximum": 1784.756314,
            "minimum": 934.2563142,
            "name": "Z",
            "position": 2,
            "stddev": 165.2521068,
            "variance": 27308.25879
          },
          {
            "average": 562.9760853,
            "count": 50347968,
            "maximum": 4095,
            "minimum": 58,
            "name": "Intensity",
            "position": 3,
            "stddev": 358.7773504,
            "variance": 128721.1872
          },
          {
            "average": 1.415040941,
            "count": 50347968,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6605061885,
            "variance": 0.436268425
          },
          {
            "average": 1.830179423,
            "count": 50347968,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8494977735,
            "variance": 0.7216464672
          },
          {
            "average": 0.4977423319,
            "count": 50347968,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999949079,
            "variance": 0.2499949079
          },
          {
            "average": 0.0002441607971,
            "count": 50347968,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01562373795,
            "variance": 0.0002441011875
          },
          {
            "average": 1.219937774,
            "count": 50347968,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4712948258,
            "variance": 0.2221188128
          },
          {
            "average": 2.31127242,
            "count": 50347968,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.623506864,
            "variance": 92.61188436
          },
          {
            "average": 0,
            "count": 50347968,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.65731604,
            "count": 50347968,
            "maximum": 113,
            "minimum": 59,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 24.22503861,
            "variance": 586.8524959
          },
          {
            "average": 222241805.3,
            "count": 50347968,
            "maximum": 222623241.6,
            "minimum": 222018451.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 290914.9834,
            "variance": 84631527590.0
          },
          {
            "average": 0,
            "count": 50347968,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50347968,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50347968,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50347968,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50347968,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685518.5152,
          5365919.073,
          934.2563142,
          687074.9752,
          5367476.693,
          1784.756314
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685518.5151788897,
                5365919.0727003785,
                934.2563142257311
              ],
              [
                685518.5151788897,
                5367476.692700378,
                934.2563142257311
              ],
              [
                687074.9751788897,
                5367476.692700378,
                1784.756314225731
              ],
              [
                687074.9751788897,
                5365919.0727003785,
                1784.756314225731
              ],
              [
                685518.5151788897,
                5365919.0727003785,
                934.2563142257311
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:34:01+00:00",
        "end_time": "2018-09-26T17:34:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4925375,
            48.41862581,
            934.2563142,
            -120.4708267,
            48.43308569,
            1784.756314
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.49253747149379,
                  48.41908597643917,
                  934.2563142257311
                ],
                [
                  -120.49184827166027,
                  48.43308569320734,
                  934.2563142257311
                ],
                [
                  -120.4708266697399,
                  48.432625303906526,
                  1784.756314225731
                ],
                [
                  -120.47152163102574,
                  48.41862581218299,
                  1784.756314225731
                ],
                [
                  -120.49253747149379,
                  48.41908597643917,
                  934.2563142257311
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:34:01Z",
            "pc:count": 50347968,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686334.4829,
                "count": 50347968,
                "maximum": 687074.9752,
                "minimum": 685518.5152,
                "name": "X",
                "position": 0,
                "stddev": 404.9584597,
                "variance": 163991.3541
              },
              {
                "average": 5366732.121,
                "count": 50347968,
                "maximum": 5367476.693,
                "minimum": 5365919.073,
                "name": "Y",
                "position": 1,
                "stddev": 432.9453107,
                "variance": 187441.6421
              },
              {
                "average": 1332.355558,
                "count": 50347968,
                "maximum": 1784.756314,
                "minimum": 934.2563142,
                "name": "Z",
                "position": 2,
                "stddev": 165.2521068,
                "variance": 27308.25879
              },
              {
                "average": 562.9760853,
                "count": 50347968,
                "maximum": 4095,
                "minimum": 58,
                "name": "Intensity",
                "position": 3,
                "stddev": 358.7773504,
                "variance": 128721.1872
              },
              {
                "average": 1.415040941,
                "count": 50347968,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6605061885,
                "variance": 0.436268425
              },
              {
                "average": 1.830179423,
                "count": 50347968,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8494977735,
                "variance": 0.7216464672
              },
              {
                "average": 0.4977423319,
                "count": 50347968,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999949079,
                "variance": 0.2499949079
              },
              {
                "average": 0.0002441607971,
                "count": 50347968,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01562373795,
                "variance": 0.0002441011875
              },
              {
                "average": 1.219937774,
                "count": 50347968,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4712948258,
                "variance": 0.2221188128
              },
              {
                "average": 2.31127242,
                "count": 50347968,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.623506864,
                "variance": 92.61188436
              },
              {
                "average": 0,
                "count": 50347968,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.65731604,
                "count": 50347968,
                "maximum": 113,
                "minimum": 59,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 24.22503861,
                "variance": 586.8524959
              },
              {
                "average": 222241805.3,
                "count": 50347968,
                "maximum": 222623241.6,
                "minimum": 222018451.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 290914.9834,
                "variance": 84631527590.0
              },
              {
                "average": 0,
                "count": 50347968,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50347968,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50347968,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50347968,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50347968,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685518.5152,
              5365919.073,
              934.2563142,
              687074.9752,
              5367476.693,
              1784.756314
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685518.5151788897,
                    5365919.0727003785,
                    934.2563142257311
                  ],
                  [
                    685518.5151788897,
                    5367476.692700378,
                    934.2563142257311
                  ],
                  [
                    687074.9751788897,
                    5367476.692700378,
                    1784.756314225731
                  ],
                  [
                    687074.9751788897,
                    5365919.0727003785,
                    1784.756314225731
                  ],
                  [
                    685518.5151788897,
                    5365919.0727003785,
                    934.2563142257311
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:34:01+00:00",
            "end_time": "2018-09-26T17:34:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39254033720425,
              48.594893220559214,
              819.9753765869556
            ],
            [
              -120.39181906573778,
              48.60889465014015,
              819.9753765869556
            ],
            [
              -120.37072435270905,
              48.608414653517336,
              1253.7553765869557
            ],
            [
              -120.37145144143295,
              48.59441345877382,
              1253.7553765869557
            ],
            [
              -120.39254033720425,
              48.594893220559214,
              819.9753765869556
            ]
          ]
        ]
      },
      "bbox": [
        -120.3925403,
        48.59441346,
        819.9753766,
        -120.3707244,
        48.60889465,
        1253.755377
      ],
      "properties": {
        "datetime": "2018-10-04T18:09:59Z",
        "pc:count": 38167867,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693037.4971,
            "count": 38167867,
            "maximum": 693806.4461,
            "minimum": 692249.8461,
            "name": "X",
            "position": 0,
            "stddev": 436.4547325,
            "variance": 190492.7335
          },
          {
            "average": 5386489.776,
            "count": 38167867,
            "maximum": 5387263.743,
            "minimum": 5385705.763,
            "name": "Y",
            "position": 1,
            "stddev": 432.8040938,
            "variance": 187319.3836
          },
          {
            "average": 1062.65852,
            "count": 38167867,
            "maximum": 1253.755377,
            "minimum": 819.9753766,
            "name": "Z",
            "position": 2,
            "stddev": 93.71918816,
            "variance": 8783.28623
          },
          {
            "average": 586.1293668,
            "count": 38167867,
            "maximum": 4095,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 371.3299257,
            "variance": 137885.9137
          },
          {
            "average": 1.397281541,
            "count": 38167867,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6478826725,
            "variance": 0.4197519573
          },
          {
            "average": 1.794644878,
            "count": 38167867,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8391445082,
            "variance": 0.7041635057
          },
          {
            "average": 0.4971577793,
            "count": 38167867,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999919283,
            "variance": 0.2499919283
          },
          {
            "average": 0.0002700439089,
            "count": 38167867,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01643079402,
            "variance": 0.0002699709923
          },
          {
            "average": 1.273881849,
            "count": 38167867,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4991763629,
            "variance": 0.2491770413
          },
          {
            "average": 0.5590954336,
            "count": 38167867,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.32779378,
            "variance": 106.6633243
          },
          {
            "average": 0,
            "count": 38167867,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.9587424,
            "count": 38167867,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.914412187,
            "variance": 8.493798394
          },
          {
            "average": 222709216.6,
            "count": 38167867,
            "maximum": 222711799.8,
            "minimum": 222705100.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2244.538229,
            "variance": 5037951.862
          },
          {
            "average": 0,
            "count": 38167867,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38167867,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38167867,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38167867,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38167867,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692249.8461,
          5385705.763,
          819.9753766,
          693806.4461,
          5387263.743,
          1253.755377
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692249.8460956612,
                5385705.762547892,
                819.9753765869556
              ],
              [
                692249.8460956612,
                5387263.742547892,
                819.9753765869556
              ],
              [
                693806.4460956613,
                5387263.742547892,
                1253.7553765869557
              ],
              [
                693806.4460956613,
                5385705.762547892,
                1253.7553765869557
              ],
              [
                692249.8460956612,
                5385705.762547892,
                819.9753765869556
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:09:59+00:00",
        "end_time": "2018-10-04T16:18:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3925403,
            48.59441346,
            819.9753766,
            -120.3707244,
            48.60889465,
            1253.755377
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39254033720425,
                  48.594893220559214,
                  819.9753765869556
                ],
                [
                  -120.39181906573778,
                  48.60889465014015,
                  819.9753765869556
                ],
                [
                  -120.37072435270905,
                  48.608414653517336,
                  1253.7553765869557
                ],
                [
                  -120.37145144143295,
                  48.59441345877382,
                  1253.7553765869557
                ],
                [
                  -120.39254033720425,
                  48.594893220559214,
                  819.9753765869556
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:09:59Z",
            "pc:count": 38167867,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693037.4971,
                "count": 38167867,
                "maximum": 693806.4461,
                "minimum": 692249.8461,
                "name": "X",
                "position": 0,
                "stddev": 436.4547325,
                "variance": 190492.7335
              },
              {
                "average": 5386489.776,
                "count": 38167867,
                "maximum": 5387263.743,
                "minimum": 5385705.763,
                "name": "Y",
                "position": 1,
                "stddev": 432.8040938,
                "variance": 187319.3836
              },
              {
                "average": 1062.65852,
                "count": 38167867,
                "maximum": 1253.755377,
                "minimum": 819.9753766,
                "name": "Z",
                "position": 2,
                "stddev": 93.71918816,
                "variance": 8783.28623
              },
              {
                "average": 586.1293668,
                "count": 38167867,
                "maximum": 4095,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 371.3299257,
                "variance": 137885.9137
              },
              {
                "average": 1.397281541,
                "count": 38167867,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6478826725,
                "variance": 0.4197519573
              },
              {
                "average": 1.794644878,
                "count": 38167867,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8391445082,
                "variance": 0.7041635057
              },
              {
                "average": 0.4971577793,
                "count": 38167867,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999919283,
                "variance": 0.2499919283
              },
              {
                "average": 0.0002700439089,
                "count": 38167867,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01643079402,
                "variance": 0.0002699709923
              },
              {
                "average": 1.273881849,
                "count": 38167867,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4991763629,
                "variance": 0.2491770413
              },
              {
                "average": 0.5590954336,
                "count": 38167867,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.32779378,
                "variance": 106.6633243
              },
              {
                "average": 0,
                "count": 38167867,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.9587424,
                "count": 38167867,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.914412187,
                "variance": 8.493798394
              },
              {
                "average": 222709216.6,
                "count": 38167867,
                "maximum": 222711799.8,
                "minimum": 222705100.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2244.538229,
                "variance": 5037951.862
              },
              {
                "average": 0,
                "count": 38167867,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38167867,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38167867,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38167867,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38167867,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692249.8461,
              5385705.763,
              819.9753766,
              693806.4461,
              5387263.743,
              1253.755377
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692249.8460956612,
                    5385705.762547892,
                    819.9753765869556
                  ],
                  [
                    692249.8460956612,
                    5387263.742547892,
                    819.9753765869556
                  ],
                  [
                    693806.4460956613,
                    5387263.742547892,
                    1253.7553765869557
                  ],
                  [
                    693806.4460956613,
                    5385705.762547892,
                    1253.7553765869557
                  ],
                  [
                    692249.8460956612,
                    5385705.762547892,
                    819.9753765869556
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:09:59+00:00",
            "end_time": "2018-10-04T16:18:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.55289117734611,
              48.39183221636596,
              1412.7699686515516
            ],
            [
              -120.55221926833504,
              48.405831200645835,
              1412.7699686515516
            ],
            [
              -120.53134670724947,
              48.405385007411724,
              2171.7099686515517
            ],
            [
              -120.53202433159797,
              48.391386241200735,
              2171.7099686515517
            ],
            [
              -120.55289117734611,
              48.39183221636596,
              1412.7699686515516
            ]
          ]
        ]
      },
      "bbox": [
        -120.5528912,
        48.39138624,
        1412.769969,
        -120.5313467,
        48.4058312,
        2171.709969
      ],
      "properties": {
        "datetime": "2018-09-26T17:12:33Z",
        "pc:count": 31567650,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 681947.7795,
            "count": 31567650,
            "maximum": 682696.4678,
            "minimum": 681150.2878,
            "name": "X",
            "position": 0,
            "stddev": 427.59701,
            "variance": 182839.203
          },
          {
            "average": 5363533.176,
            "count": 31567650,
            "maximum": 5364303.003,
            "minimum": 5362745.543,
            "name": "Y",
            "position": 1,
            "stddev": 438.2646927,
            "variance": 192075.9409
          },
          {
            "average": 1825.955287,
            "count": 31567650,
            "maximum": 2171.709969,
            "minimum": 1412.769969,
            "name": "Z",
            "position": 2,
            "stddev": 168.2010421,
            "variance": 28291.59056
          },
          {
            "average": 702.8045512,
            "count": 31567650,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 363.3800404,
            "variance": 132045.0538
          },
          {
            "average": 1.215405613,
            "count": 31567650,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5560386451,
            "variance": 0.3091789749
          },
          {
            "average": 1.43087417,
            "count": 31567650,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8159972392,
            "variance": 0.6658514944
          },
          {
            "average": 0.4966218265,
            "count": 31567650,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885957,
            "variance": 0.2499885959
          },
          {
            "average": 0.0002607732916,
            "count": 31567650,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01614637102,
            "variance": 0.0002607052972
          },
          {
            "average": 1.514153603,
            "count": 31567650,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5657605444,
            "variance": 0.3200849936
          },
          {
            "average": 0.2534496477,
            "count": 31567650,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.66119254,
            "variance": 135.9834114
          },
          {
            "average": 0,
            "count": 31567650,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.83475115,
            "count": 31567650,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.015778998,
            "variance": 1.031806974
          },
          {
            "average": 222016169.2,
            "count": 31567650,
            "maximum": 222017153.2,
            "minimum": 222015425.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 419.0067737,
            "variance": 175566.6764
          },
          {
            "average": 0,
            "count": 31567650,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31567650,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31567650,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31567650,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31567650,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          681150.2878,
          5362745.543,
          1412.769969,
          682696.4678,
          5364303.003,
          2171.709969
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                681150.287825428,
                5362745.542710297,
                1412.7699686515516
              ],
              [
                681150.287825428,
                5364303.002710298,
                1412.7699686515516
              ],
              [
                682696.4678254279,
                5364303.002710298,
                2171.7099686515517
              ],
              [
                682696.4678254279,
                5362745.542710297,
                2171.7099686515517
              ],
              [
                681150.287825428,
                5362745.542710297,
                1412.7699686515516
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:12:33+00:00",
        "end_time": "2018-09-26T16:43:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5528912,
            48.39138624,
            1412.769969,
            -120.5313467,
            48.4058312,
            2171.709969
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.55289117734611,
                  48.39183221636596,
                  1412.7699686515516
                ],
                [
                  -120.55221926833504,
                  48.405831200645835,
                  1412.7699686515516
                ],
                [
                  -120.53134670724947,
                  48.405385007411724,
                  2171.7099686515517
                ],
                [
                  -120.53202433159797,
                  48.391386241200735,
                  2171.7099686515517
                ],
                [
                  -120.55289117734611,
                  48.39183221636596,
                  1412.7699686515516
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:12:33Z",
            "pc:count": 31567650,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 681947.7795,
                "count": 31567650,
                "maximum": 682696.4678,
                "minimum": 681150.2878,
                "name": "X",
                "position": 0,
                "stddev": 427.59701,
                "variance": 182839.203
              },
              {
                "average": 5363533.176,
                "count": 31567650,
                "maximum": 5364303.003,
                "minimum": 5362745.543,
                "name": "Y",
                "position": 1,
                "stddev": 438.2646927,
                "variance": 192075.9409
              },
              {
                "average": 1825.955287,
                "count": 31567650,
                "maximum": 2171.709969,
                "minimum": 1412.769969,
                "name": "Z",
                "position": 2,
                "stddev": 168.2010421,
                "variance": 28291.59056
              },
              {
                "average": 702.8045512,
                "count": 31567650,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 363.3800404,
                "variance": 132045.0538
              },
              {
                "average": 1.215405613,
                "count": 31567650,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5560386451,
                "variance": 0.3091789749
              },
              {
                "average": 1.43087417,
                "count": 31567650,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8159972392,
                "variance": 0.6658514944
              },
              {
                "average": 0.4966218265,
                "count": 31567650,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885957,
                "variance": 0.2499885959
              },
              {
                "average": 0.0002607732916,
                "count": 31567650,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01614637102,
                "variance": 0.0002607052972
              },
              {
                "average": 1.514153603,
                "count": 31567650,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5657605444,
                "variance": 0.3200849936
              },
              {
                "average": 0.2534496477,
                "count": 31567650,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.66119254,
                "variance": 135.9834114
              },
              {
                "average": 0,
                "count": 31567650,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.83475115,
                "count": 31567650,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.015778998,
                "variance": 1.031806974
              },
              {
                "average": 222016169.2,
                "count": 31567650,
                "maximum": 222017153.2,
                "minimum": 222015425.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 419.0067737,
                "variance": 175566.6764
              },
              {
                "average": 0,
                "count": 31567650,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31567650,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31567650,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31567650,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31567650,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              681150.2878,
              5362745.543,
              1412.769969,
              682696.4678,
              5364303.003,
              2171.709969
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    681150.287825428,
                    5362745.542710297,
                    1412.7699686515516
                  ],
                  [
                    681150.287825428,
                    5364303.002710298,
                    1412.7699686515516
                  ],
                  [
                    682696.4678254279,
                    5364303.002710298,
                    2171.7099686515517
                  ],
                  [
                    682696.4678254279,
                    5362745.542710297,
                    2171.7099686515517
                  ],
                  [
                    681150.287825428,
                    5362745.542710297,
                    1412.7699686515516
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:12:33+00:00",
            "end_time": "2018-09-26T16:43:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51318322991405,
              48.45948529185544,
              1752.529428919723
            ],
            [
              -120.51249876622347,
              48.47348441120889,
              1752.529428919723
            ],
            [
              -120.49145987777239,
              48.47302750460349,
              2375.349428919723
            ],
            [
              -120.49215011581246,
              48.45902860862133,
              2375.349428919723
            ],
            [
              -120.51318322991405,
              48.45948529185544,
              1752.529428919723
            ]
          ]
        ]
      },
      "bbox": [
        -120.5131832,
        48.45902861,
        1752.529429,
        -120.4914599,
        48.47348441,
        2375.349429
      ],
      "properties": {
        "datetime": "2018-09-26T17:56:46Z",
        "pc:count": 33693423,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684591.7503,
            "count": 33693423,
            "maximum": 685401.6871,
            "minimum": 683845.2071,
            "name": "X",
            "position": 0,
            "stddev": 423.2809727,
            "variance": 179166.7818
          },
          {
            "average": 5371099.378,
            "count": 33693423,
            "maximum": 5371916.844,
            "minimum": 5370359.304,
            "name": "Y",
            "position": 1,
            "stddev": 437.6987869,
            "variance": 191580.2281
          },
          {
            "average": 2069.252551,
            "count": 33693423,
            "maximum": 2375.349429,
            "minimum": 1752.529429,
            "name": "Z",
            "position": 2,
            "stddev": 143.2664432,
            "variance": 20525.27374
          },
          {
            "average": 669.7175489,
            "count": 33693423,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 392.1323212,
            "variance": 153767.7574
          },
          {
            "average": 1.296249954,
            "count": 33693423,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6479760814,
            "variance": 0.4198730021
          },
          {
            "average": 1.592468536,
            "count": 33693423,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9357345324,
            "variance": 0.8755991152
          },
          {
            "average": 0.4963949196,
            "count": 33693423,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870106,
            "variance": 0.2499870108
          },
          {
            "average": 0.0002844175256,
            "count": 33693423,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01686228456,
            "variance": 0.0002843366407
          },
          {
            "average": 1.383476324,
            "count": 33693423,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5433276457,
            "variance": 0.2952049306
          },
          {
            "average": -2.165851721,
            "count": 33693423,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.18773845,
            "variance": 148.5409686
          },
          {
            "average": 0,
            "count": 33693423,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 58.81348663,
            "count": 33693423,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.035549953,
            "variance": 1.072363705
          },
          {
            "average": 222018390.3,
            "count": 33693423,
            "maximum": 222019806.6,
            "minimum": 222017615.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 463.9685815,
            "variance": 215266.8446
          },
          {
            "average": 0,
            "count": 33693423,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33693423,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33693423,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33693423,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33693423,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          683845.2071,
          5370359.304,
          1752.529429,
          685401.6871,
          5371916.844,
          2375.349429
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                683845.2071222579,
                5370359.303945342,
                1752.529428919723
              ],
              [
                683845.2071222579,
                5371916.843945341,
                1752.529428919723
              ],
              [
                685401.6871222579,
                5371916.843945341,
                2375.349428919723
              ],
              [
                685401.6871222579,
                5370359.303945342,
                2375.349428919723
              ],
              [
                683845.2071222579,
                5370359.303945342,
                1752.529428919723
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:56:46+00:00",
        "end_time": "2018-09-26T17:20:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5131832,
            48.45902861,
            1752.529429,
            -120.4914599,
            48.47348441,
            2375.349429
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51318322991405,
                  48.45948529185544,
                  1752.529428919723
                ],
                [
                  -120.51249876622347,
                  48.47348441120889,
                  1752.529428919723
                ],
                [
                  -120.49145987777239,
                  48.47302750460349,
                  2375.349428919723
                ],
                [
                  -120.49215011581246,
                  48.45902860862133,
                  2375.349428919723
                ],
                [
                  -120.51318322991405,
                  48.45948529185544,
                  1752.529428919723
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:56:46Z",
            "pc:count": 33693423,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684591.7503,
                "count": 33693423,
                "maximum": 685401.6871,
                "minimum": 683845.2071,
                "name": "X",
                "position": 0,
                "stddev": 423.2809727,
                "variance": 179166.7818
              },
              {
                "average": 5371099.378,
                "count": 33693423,
                "maximum": 5371916.844,
                "minimum": 5370359.304,
                "name": "Y",
                "position": 1,
                "stddev": 437.6987869,
                "variance": 191580.2281
              },
              {
                "average": 2069.252551,
                "count": 33693423,
                "maximum": 2375.349429,
                "minimum": 1752.529429,
                "name": "Z",
                "position": 2,
                "stddev": 143.2664432,
                "variance": 20525.27374
              },
              {
                "average": 669.7175489,
                "count": 33693423,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 392.1323212,
                "variance": 153767.7574
              },
              {
                "average": 1.296249954,
                "count": 33693423,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6479760814,
                "variance": 0.4198730021
              },
              {
                "average": 1.592468536,
                "count": 33693423,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9357345324,
                "variance": 0.8755991152
              },
              {
                "average": 0.4963949196,
                "count": 33693423,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870106,
                "variance": 0.2499870108
              },
              {
                "average": 0.0002844175256,
                "count": 33693423,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01686228456,
                "variance": 0.0002843366407
              },
              {
                "average": 1.383476324,
                "count": 33693423,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5433276457,
                "variance": 0.2952049306
              },
              {
                "average": -2.165851721,
                "count": 33693423,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.18773845,
                "variance": 148.5409686
              },
              {
                "average": 0,
                "count": 33693423,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 58.81348663,
                "count": 33693423,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.035549953,
                "variance": 1.072363705
              },
              {
                "average": 222018390.3,
                "count": 33693423,
                "maximum": 222019806.6,
                "minimum": 222017615.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 463.9685815,
                "variance": 215266.8446
              },
              {
                "average": 0,
                "count": 33693423,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33693423,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33693423,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33693423,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33693423,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              683845.2071,
              5370359.304,
              1752.529429,
              685401.6871,
              5371916.844,
              2375.349429
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    683845.2071222579,
                    5370359.303945342,
                    1752.529428919723
                  ],
                  [
                    683845.2071222579,
                    5371916.843945341,
                    1752.529428919723
                  ],
                  [
                    685401.6871222579,
                    5371916.843945341,
                    2375.349428919723
                  ],
                  [
                    685401.6871222579,
                    5370359.303945342,
                    2375.349428919723
                  ],
                  [
                    683845.2071222579,
                    5370359.303945342,
                    1752.529428919723
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:56:46+00:00",
            "end_time": "2018-09-26T17:20:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37137007277292,
              48.47349862082016,
              957.8683673518098
            ],
            [
              -120.3706460707317,
              48.48749957082233,
              957.8683673518098
            ],
            [
              -120.349601298339,
              48.48701657641557,
              1412.6483673518098
            ],
            [
              -120.35033107866423,
              48.473015862583416,
              1412.6483673518098
            ],
            [
              -120.37137007277292,
              48.47349862082016,
              957.8683673518098
            ]
          ]
        ]
      },
      "bbox": [
        -120.3713701,
        48.47301586,
        957.8683674,
        -120.3496013,
        48.48749957,
        1412.648367
      ],
      "properties": {
        "datetime": "2018-10-11T17:55:42Z",
        "pc:count": 43295784,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695072.7076,
            "count": 43295784,
            "maximum": 695831.437,
            "minimum": 694274.777,
            "name": "X",
            "position": 0,
            "stddev": 436.9049749,
            "variance": 190885.9571
          },
          {
            "average": 5373058.287,
            "count": 43295784,
            "maximum": 5373825.183,
            "minimum": 5372267.263,
            "name": "Y",
            "position": 1,
            "stddev": 440.2836847,
            "variance": 193849.723
          },
          {
            "average": 1126.178539,
            "count": 43295784,
            "maximum": 1412.648367,
            "minimum": 957.8683674,
            "name": "Z",
            "position": 2,
            "stddev": 105.9100954,
            "variance": 11216.94832
          },
          {
            "average": 530.8248084,
            "count": 43295784,
            "maximum": 4095,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 346.1832538,
            "variance": 119842.8452
          },
          {
            "average": 1.466362753,
            "count": 43295784,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6961261646,
            "variance": 0.484591637
          },
          {
            "average": 1.932898062,
            "count": 43295784,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8774611339,
            "variance": 0.7699380416
          },
          {
            "average": 0.4975126677,
            "count": 43295784,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999938189,
            "variance": 0.249993819
          },
          {
            "average": 0.0002981583611,
            "count": 43295784,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01726468852,
            "variance": 0.0002980694696
          },
          {
            "average": 1.232981068,
            "count": 43295784,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4725231937,
            "variance": 0.2232781685
          },
          {
            "average": -0.9587268607,
            "count": 43295784,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.05725594,
            "variance": 122.2629089
          },
          {
            "average": 0,
            "count": 43295784,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.0460998,
            "count": 43295784,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.98666763,
            "variance": 80.7601951
          },
          {
            "average": 223114233.3,
            "count": 43295784,
            "maximum": 223315742.4,
            "minimum": 222710743.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 283915.3302,
            "variance": 80607914750.0
          },
          {
            "average": 0,
            "count": 43295784,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43295784,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43295784,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43295784,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43295784,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694274.777,
          5372267.263,
          957.8683674,
          695831.437,
          5373825.183,
          1412.648367
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694274.7769920842,
                5372267.26296401,
                957.8683673518098
              ],
              [
                694274.7769920842,
                5373825.18296401,
                957.8683673518098
              ],
              [
                695831.4369920841,
                5373825.18296401,
                1412.6483673518098
              ],
              [
                695831.4369920841,
                5372267.26296401,
                1412.6483673518098
              ],
              [
                694274.7769920842,
                5372267.26296401,
                957.8683673518098
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:55:42+00:00",
        "end_time": "2018-10-04T17:52:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3713701,
            48.47301586,
            957.8683674,
            -120.3496013,
            48.48749957,
            1412.648367
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37137007277292,
                  48.47349862082016,
                  957.8683673518098
                ],
                [
                  -120.3706460707317,
                  48.48749957082233,
                  957.8683673518098
                ],
                [
                  -120.349601298339,
                  48.48701657641557,
                  1412.6483673518098
                ],
                [
                  -120.35033107866423,
                  48.473015862583416,
                  1412.6483673518098
                ],
                [
                  -120.37137007277292,
                  48.47349862082016,
                  957.8683673518098
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:55:42Z",
            "pc:count": 43295784,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695072.7076,
                "count": 43295784,
                "maximum": 695831.437,
                "minimum": 694274.777,
                "name": "X",
                "position": 0,
                "stddev": 436.9049749,
                "variance": 190885.9571
              },
              {
                "average": 5373058.287,
                "count": 43295784,
                "maximum": 5373825.183,
                "minimum": 5372267.263,
                "name": "Y",
                "position": 1,
                "stddev": 440.2836847,
                "variance": 193849.723
              },
              {
                "average": 1126.178539,
                "count": 43295784,
                "maximum": 1412.648367,
                "minimum": 957.8683674,
                "name": "Z",
                "position": 2,
                "stddev": 105.9100954,
                "variance": 11216.94832
              },
              {
                "average": 530.8248084,
                "count": 43295784,
                "maximum": 4095,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 346.1832538,
                "variance": 119842.8452
              },
              {
                "average": 1.466362753,
                "count": 43295784,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6961261646,
                "variance": 0.484591637
              },
              {
                "average": 1.932898062,
                "count": 43295784,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8774611339,
                "variance": 0.7699380416
              },
              {
                "average": 0.4975126677,
                "count": 43295784,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999938189,
                "variance": 0.249993819
              },
              {
                "average": 0.0002981583611,
                "count": 43295784,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01726468852,
                "variance": 0.0002980694696
              },
              {
                "average": 1.232981068,
                "count": 43295784,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4725231937,
                "variance": 0.2232781685
              },
              {
                "average": -0.9587268607,
                "count": 43295784,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.05725594,
                "variance": 122.2629089
              },
              {
                "average": 0,
                "count": 43295784,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.0460998,
                "count": 43295784,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.98666763,
                "variance": 80.7601951
              },
              {
                "average": 223114233.3,
                "count": 43295784,
                "maximum": 223315742.4,
                "minimum": 222710743.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 283915.3302,
                "variance": 80607914750.0
              },
              {
                "average": 0,
                "count": 43295784,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43295784,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43295784,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43295784,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43295784,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694274.777,
              5372267.263,
              957.8683674,
              695831.437,
              5373825.183,
              1412.648367
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694274.7769920842,
                    5372267.26296401,
                    957.8683673518098
                  ],
                  [
                    694274.7769920842,
                    5373825.18296401,
                    957.8683673518098
                  ],
                  [
                    695831.4369920841,
                    5373825.18296401,
                    1412.6483673518098
                  ],
                  [
                    695831.4369920841,
                    5372267.26296401,
                    1412.6483673518098
                  ],
                  [
                    694274.7769920842,
                    5372267.26296401,
                    957.8683673518098
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:55:42+00:00",
            "end_time": "2018-10-04T17:52:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37174523038915,
              48.52747939567026,
              670.1771913300984
            ],
            [
              -120.37101994876124,
              48.54148039773798,
              670.1771913300984
            ],
            [
              -120.34995280259707,
              48.54099707169729,
              1590.1371913300984
            ],
            [
              -120.350683879704,
              48.526996306018134,
              1590.1371913300984
            ],
            [
              -120.37174523038915,
              48.52747939567026,
              670.1771913300984
            ]
          ]
        ]
      },
      "bbox": [
        -120.3717452,
        48.52699631,
        670.1771913,
        -120.3499528,
        48.5414804,
        1590.137191
      ],
      "properties": {
        "datetime": "2018-10-11T17:57:13Z",
        "pc:count": 40176810,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694817.8581,
            "count": 40176810,
            "maximum": 695597.4476,
            "minimum": 694040.7876,
            "name": "X",
            "position": 0,
            "stddev": 434.2665541,
            "variance": 188587.44
          },
          {
            "average": 5379003.745,
            "count": 40176810,
            "maximum": 5379823.749,
            "minimum": 5378265.809,
            "name": "Y",
            "position": 1,
            "stddev": 439.3733651,
            "variance": 193048.954
          },
          {
            "average": 1231.764598,
            "count": 40176810,
            "maximum": 1590.137191,
            "minimum": 670.1771913,
            "name": "Z",
            "position": 2,
            "stddev": 213.2534227,
            "variance": 45477.02228
          },
          {
            "average": 547.22871,
            "count": 40176810,
            "maximum": 2767,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 333.5230057,
            "variance": 111237.5954
          },
          {
            "average": 1.43222324,
            "count": 40176810,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7059085561,
            "variance": 0.4983068895
          },
          {
            "average": 1.864475054,
            "count": 40176810,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9358658136,
            "variance": 0.8758448211
          },
          {
            "average": 0.4967307509,
            "count": 40176810,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893181,
            "variance": 0.2499893182
          },
          {
            "average": 0.0002762787787,
            "count": 40176810,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01661933981,
            "variance": 0.0002762024556
          },
          {
            "average": 1.205896337,
            "count": 40176810,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4701431558,
            "variance": 0.2210345869
          },
          {
            "average": -0.1192399769,
            "count": 40176810,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.83672538,
            "variance": 117.434617
          },
          {
            "average": 0,
            "count": 40176810,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.196748,
            "count": 40176810,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.115692906,
            "variance": 83.09585716
          },
          {
            "average": 223091186,
            "count": 40176810,
            "maximum": 223315833.8,
            "minimum": 222710651.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 291121.8457,
            "variance": 84751929070.0
          },
          {
            "average": 0,
            "count": 40176810,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40176810,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40176810,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40176810,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40176810,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694040.7876,
          5378265.809,
          670.1771913,
          695597.4476,
          5379823.749,
          1590.137191
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694040.787643514,
                5378265.8090948975,
                670.1771913300984
              ],
              [
                694040.787643514,
                5379823.749094897,
                670.1771913300984
              ],
              [
                695597.4476435139,
                5379823.749094897,
                1590.1371913300984
              ],
              [
                695597.4476435139,
                5378265.8090948975,
                1590.1371913300984
              ],
              [
                694040.787643514,
                5378265.8090948975,
                670.1771913300984
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:57:13+00:00",
        "end_time": "2018-10-04T17:50:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3717452,
            48.52699631,
            670.1771913,
            -120.3499528,
            48.5414804,
            1590.137191
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37174523038915,
                  48.52747939567026,
                  670.1771913300984
                ],
                [
                  -120.37101994876124,
                  48.54148039773798,
                  670.1771913300984
                ],
                [
                  -120.34995280259707,
                  48.54099707169729,
                  1590.1371913300984
                ],
                [
                  -120.350683879704,
                  48.526996306018134,
                  1590.1371913300984
                ],
                [
                  -120.37174523038915,
                  48.52747939567026,
                  670.1771913300984
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:57:13Z",
            "pc:count": 40176810,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694817.8581,
                "count": 40176810,
                "maximum": 695597.4476,
                "minimum": 694040.7876,
                "name": "X",
                "position": 0,
                "stddev": 434.2665541,
                "variance": 188587.44
              },
              {
                "average": 5379003.745,
                "count": 40176810,
                "maximum": 5379823.749,
                "minimum": 5378265.809,
                "name": "Y",
                "position": 1,
                "stddev": 439.3733651,
                "variance": 193048.954
              },
              {
                "average": 1231.764598,
                "count": 40176810,
                "maximum": 1590.137191,
                "minimum": 670.1771913,
                "name": "Z",
                "position": 2,
                "stddev": 213.2534227,
                "variance": 45477.02228
              },
              {
                "average": 547.22871,
                "count": 40176810,
                "maximum": 2767,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 333.5230057,
                "variance": 111237.5954
              },
              {
                "average": 1.43222324,
                "count": 40176810,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7059085561,
                "variance": 0.4983068895
              },
              {
                "average": 1.864475054,
                "count": 40176810,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9358658136,
                "variance": 0.8758448211
              },
              {
                "average": 0.4967307509,
                "count": 40176810,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893181,
                "variance": 0.2499893182
              },
              {
                "average": 0.0002762787787,
                "count": 40176810,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01661933981,
                "variance": 0.0002762024556
              },
              {
                "average": 1.205896337,
                "count": 40176810,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4701431558,
                "variance": 0.2210345869
              },
              {
                "average": -0.1192399769,
                "count": 40176810,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.83672538,
                "variance": 117.434617
              },
              {
                "average": 0,
                "count": 40176810,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.196748,
                "count": 40176810,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.115692906,
                "variance": 83.09585716
              },
              {
                "average": 223091186,
                "count": 40176810,
                "maximum": 223315833.8,
                "minimum": 222710651.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 291121.8457,
                "variance": 84751929070.0
              },
              {
                "average": 0,
                "count": 40176810,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40176810,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40176810,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40176810,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40176810,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694040.7876,
              5378265.809,
              670.1771913,
              695597.4476,
              5379823.749,
              1590.137191
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694040.787643514,
                    5378265.8090948975,
                    670.1771913300984
                  ],
                  [
                    694040.787643514,
                    5379823.749094897,
                    670.1771913300984
                  ],
                  [
                    695597.4476435139,
                    5379823.749094897,
                    1590.1371913300984
                  ],
                  [
                    695597.4476435139,
                    5378265.8090948975,
                    1590.1371913300984
                  ],
                  [
                    694040.787643514,
                    5378265.8090948975,
                    670.1771913300984
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:57:13+00:00",
            "end_time": "2018-10-04T17:50:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43274946663345,
              48.54077101256333,
              1086.733491951271
            ],
            [
              -120.43204064088539,
              48.55477337856558,
              1086.733491951271
            ],
            [
              -120.41096830391857,
              48.55430115268479,
              1771.9534919512712
            ],
            [
              -120.4116829304247,
              48.540299017678194,
              1771.9534919512712
            ],
            [
              -120.43274946663345,
              48.54077101256333,
              1086.733491951271
            ]
          ]
        ]
      },
      "bbox": [
        -120.4327495,
        48.54029902,
        1086.733492,
        -120.4109683,
        48.55477338,
        1771.953492
      ],
      "properties": {
        "datetime": "2018-10-04T15:59:51Z",
        "pc:count": 45321639,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690217.8767,
            "count": 45321639,
            "maximum": 691044.2191,
            "minimum": 689487.6591,
            "name": "X",
            "position": 0,
            "stddev": 446.8006118,
            "variance": 199630.7867
          },
          {
            "average": 5380352.294,
            "count": 45321639,
            "maximum": 5381147.998,
            "minimum": 5379589.978,
            "name": "Y",
            "position": 1,
            "stddev": 436.5404832,
            "variance": 190567.5935
          },
          {
            "average": 1451.060676,
            "count": 45321639,
            "maximum": 1771.953492,
            "minimum": 1086.733492,
            "name": "Z",
            "position": 2,
            "stddev": 151.2593685,
            "variance": 22879.39655
          },
          {
            "average": 501.4580245,
            "count": 45321639,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 326.6434663,
            "variance": 106695.9541
          },
          {
            "average": 1.557092364,
            "count": 45321639,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7870807197,
            "variance": 0.6194960594
          },
          {
            "average": 2.113890916,
            "count": 45321639,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9954265296,
            "variance": 0.9908739759
          },
          {
            "average": 0.4967029988,
            "count": 45321639,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891352,
            "variance": 0.2499891353
          },
          {
            "average": 0.0003320268272,
            "count": 45321639,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01821857823,
            "variance": 0.0003319165927
          },
          {
            "average": 1.226530003,
            "count": 45321639,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4828718289,
            "variance": 0.2331652031
          },
          {
            "average": -0.3157302344,
            "count": 45321639,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.5541316,
            "variance": 133.497957
          },
          {
            "average": 0,
            "count": 45321639,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 237.1836608,
            "count": 45321639,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 420.3990107,
            "variance": 176735.3282
          },
          {
            "average": 222651269,
            "count": 45321639,
            "maximum": 222703991.2,
            "minimum": 222625173.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 35937.5774,
            "variance": 1291509469
          },
          {
            "average": 0,
            "count": 45321639,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45321639,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45321639,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45321639,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45321639,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689487.6591,
          5379589.978,
          1086.733492,
          691044.2191,
          5381147.998,
          1771.953492
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689487.6590932348,
                5379589.977575086,
                1086.733491951271
              ],
              [
                689487.6590932348,
                5381147.997575086,
                1086.733491951271
              ],
              [
                691044.2190932349,
                5381147.997575086,
                1771.9534919512712
              ],
              [
                691044.2190932349,
                5379589.977575086,
                1771.9534919512712
              ],
              [
                689487.6590932348,
                5379589.977575086,
                1086.733491951271
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:59:51+00:00",
        "end_time": "2018-10-03T18:06:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4327495,
            48.54029902,
            1086.733492,
            -120.4109683,
            48.55477338,
            1771.953492
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43274946663345,
                  48.54077101256333,
                  1086.733491951271
                ],
                [
                  -120.43204064088539,
                  48.55477337856558,
                  1086.733491951271
                ],
                [
                  -120.41096830391857,
                  48.55430115268479,
                  1771.9534919512712
                ],
                [
                  -120.4116829304247,
                  48.540299017678194,
                  1771.9534919512712
                ],
                [
                  -120.43274946663345,
                  48.54077101256333,
                  1086.733491951271
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:59:51Z",
            "pc:count": 45321639,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690217.8767,
                "count": 45321639,
                "maximum": 691044.2191,
                "minimum": 689487.6591,
                "name": "X",
                "position": 0,
                "stddev": 446.8006118,
                "variance": 199630.7867
              },
              {
                "average": 5380352.294,
                "count": 45321639,
                "maximum": 5381147.998,
                "minimum": 5379589.978,
                "name": "Y",
                "position": 1,
                "stddev": 436.5404832,
                "variance": 190567.5935
              },
              {
                "average": 1451.060676,
                "count": 45321639,
                "maximum": 1771.953492,
                "minimum": 1086.733492,
                "name": "Z",
                "position": 2,
                "stddev": 151.2593685,
                "variance": 22879.39655
              },
              {
                "average": 501.4580245,
                "count": 45321639,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 326.6434663,
                "variance": 106695.9541
              },
              {
                "average": 1.557092364,
                "count": 45321639,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7870807197,
                "variance": 0.6194960594
              },
              {
                "average": 2.113890916,
                "count": 45321639,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9954265296,
                "variance": 0.9908739759
              },
              {
                "average": 0.4967029988,
                "count": 45321639,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891352,
                "variance": 0.2499891353
              },
              {
                "average": 0.0003320268272,
                "count": 45321639,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01821857823,
                "variance": 0.0003319165927
              },
              {
                "average": 1.226530003,
                "count": 45321639,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4828718289,
                "variance": 0.2331652031
              },
              {
                "average": -0.3157302344,
                "count": 45321639,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.5541316,
                "variance": 133.497957
              },
              {
                "average": 0,
                "count": 45321639,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 237.1836608,
                "count": 45321639,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 420.3990107,
                "variance": 176735.3282
              },
              {
                "average": 222651269,
                "count": 45321639,
                "maximum": 222703991.2,
                "minimum": 222625173.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 35937.5774,
                "variance": 1291509469
              },
              {
                "average": 0,
                "count": 45321639,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45321639,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45321639,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45321639,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45321639,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689487.6591,
              5379589.978,
              1086.733492,
              691044.2191,
              5381147.998,
              1771.953492
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689487.6590932348,
                    5379589.977575086,
                    1086.733491951271
                  ],
                  [
                    689487.6590932348,
                    5381147.997575086,
                    1086.733491951271
                  ],
                  [
                    691044.2190932349,
                    5381147.997575086,
                    1771.9534919512712
                  ],
                  [
                    691044.2190932349,
                    5379589.977575086,
                    1771.9534919512712
                  ],
                  [
                    689487.6590932348,
                    5379589.977575086,
                    1086.733491951271
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:59:51+00:00",
            "end_time": "2018-10-03T18:06:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43231243745288,
              48.4867911261415,
              1445.0712519628255
            ],
            [
              -120.43160492465518,
              48.500791821771976,
              1445.0712519628255
            ],
            [
              -120.41055389679545,
              48.50031988253568,
              1974.9112519628256
            ],
            [
              -120.41126719276511,
              48.48631941767868,
              1974.9112519628256
            ],
            [
              -120.43231243745288,
              48.4867911261415,
              1445.0712519628255
            ]
          ]
        ]
      },
      "bbox": [
        -120.4323124,
        48.48631942,
        1445.071252,
        -120.4105539,
        48.50079182,
        1974.911252
      ],
      "properties": {
        "datetime": "2018-10-04T16:01:25Z",
        "pc:count": 41028324,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690504.2273,
            "count": 41028324,
            "maximum": 691278.098,
            "minimum": 689721.458,
            "name": "X",
            "position": 0,
            "stddev": 442.6851407,
            "variance": 195970.1338
          },
          {
            "average": 5374361.276,
            "count": 41028324,
            "maximum": 5375149.435,
            "minimum": 5373591.615,
            "name": "Y",
            "position": 1,
            "stddev": 432.8863752,
            "variance": 187390.6138
          },
          {
            "average": 1714.355474,
            "count": 41028324,
            "maximum": 1974.911252,
            "minimum": 1445.071252,
            "name": "Z",
            "position": 2,
            "stddev": 97.63814774,
            "variance": 9533.207893
          },
          {
            "average": 599.8559617,
            "count": 41028324,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 357.3075668,
            "variance": 127668.6973
          },
          {
            "average": 1.438393267,
            "count": 41028324,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7218160316,
            "variance": 0.5210183835
          },
          {
            "average": 1.876638661,
            "count": 41028324,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9656043604,
            "variance": 0.9323917807
          },
          {
            "average": 0.4964050932,
            "count": 41028324,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870826,
            "variance": 0.2499870827
          },
          {
            "average": 0.000322045814,
            "count": 41028324,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01794274528,
            "variance": 0.0003219421083
          },
          {
            "average": 1.261216715,
            "count": 41028324,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4939027053,
            "variance": 0.2439398823
          },
          {
            "average": -0.8164505048,
            "count": 41028324,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.21714023,
            "variance": 149.2585155
          },
          {
            "average": 0,
            "count": 41028324,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 183.7630117,
            "count": 41028324,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 329.1880173,
            "variance": 108364.7507
          },
          {
            "average": 222654425.8,
            "count": 41028324,
            "maximum": 222704085.9,
            "minimum": 222625281,
            "name": "GpsTime",
            "position": 12,
            "stddev": 36887.25579,
            "variance": 1360669640
          },
          {
            "average": 0,
            "count": 41028324,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41028324,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41028324,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41028324,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41028324,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689721.458,
          5373591.615,
          1445.071252,
          691278.098,
          5375149.435,
          1974.911252
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689721.4580207027,
                5373591.61510532,
                1445.0712519628255
              ],
              [
                689721.4580207027,
                5375149.43510532,
                1445.0712519628255
              ],
              [
                691278.0980207026,
                5375149.43510532,
                1974.9112519628256
              ],
              [
                691278.0980207026,
                5373591.61510532,
                1974.9112519628256
              ],
              [
                689721.4580207027,
                5373591.61510532,
                1445.0712519628255
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:01:25+00:00",
        "end_time": "2018-10-03T18:08:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4323124,
            48.48631942,
            1445.071252,
            -120.4105539,
            48.50079182,
            1974.911252
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43231243745288,
                  48.4867911261415,
                  1445.0712519628255
                ],
                [
                  -120.43160492465518,
                  48.500791821771976,
                  1445.0712519628255
                ],
                [
                  -120.41055389679545,
                  48.50031988253568,
                  1974.9112519628256
                ],
                [
                  -120.41126719276511,
                  48.48631941767868,
                  1974.9112519628256
                ],
                [
                  -120.43231243745288,
                  48.4867911261415,
                  1445.0712519628255
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:01:25Z",
            "pc:count": 41028324,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690504.2273,
                "count": 41028324,
                "maximum": 691278.098,
                "minimum": 689721.458,
                "name": "X",
                "position": 0,
                "stddev": 442.6851407,
                "variance": 195970.1338
              },
              {
                "average": 5374361.276,
                "count": 41028324,
                "maximum": 5375149.435,
                "minimum": 5373591.615,
                "name": "Y",
                "position": 1,
                "stddev": 432.8863752,
                "variance": 187390.6138
              },
              {
                "average": 1714.355474,
                "count": 41028324,
                "maximum": 1974.911252,
                "minimum": 1445.071252,
                "name": "Z",
                "position": 2,
                "stddev": 97.63814774,
                "variance": 9533.207893
              },
              {
                "average": 599.8559617,
                "count": 41028324,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 357.3075668,
                "variance": 127668.6973
              },
              {
                "average": 1.438393267,
                "count": 41028324,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7218160316,
                "variance": 0.5210183835
              },
              {
                "average": 1.876638661,
                "count": 41028324,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9656043604,
                "variance": 0.9323917807
              },
              {
                "average": 0.4964050932,
                "count": 41028324,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870826,
                "variance": 0.2499870827
              },
              {
                "average": 0.000322045814,
                "count": 41028324,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01794274528,
                "variance": 0.0003219421083
              },
              {
                "average": 1.261216715,
                "count": 41028324,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4939027053,
                "variance": 0.2439398823
              },
              {
                "average": -0.8164505048,
                "count": 41028324,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.21714023,
                "variance": 149.2585155
              },
              {
                "average": 0,
                "count": 41028324,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 183.7630117,
                "count": 41028324,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 329.1880173,
                "variance": 108364.7507
              },
              {
                "average": 222654425.8,
                "count": 41028324,
                "maximum": 222704085.9,
                "minimum": 222625281,
                "name": "GpsTime",
                "position": 12,
                "stddev": 36887.25579,
                "variance": 1360669640
              },
              {
                "average": 0,
                "count": 41028324,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41028324,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41028324,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41028324,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41028324,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689721.458,
              5373591.615,
              1445.071252,
              691278.098,
              5375149.435,
              1974.911252
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689721.4580207027,
                    5373591.61510532,
                    1445.0712519628255
                  ],
                  [
                    689721.4580207027,
                    5375149.43510532,
                    1445.0712519628255
                  ],
                  [
                    691278.0980207026,
                    5375149.43510532,
                    1974.9112519628256
                  ],
                  [
                    691278.0980207026,
                    5373591.61510532,
                    1974.9112519628256
                  ],
                  [
                    689721.4580207027,
                    5373591.61510532,
                    1445.0712519628255
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:01:25+00:00",
            "end_time": "2018-10-03T18:08:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51240741010686,
              48.37852034164731,
              1412.7475654958457
            ],
            [
              -120.51172468501727,
              48.39251947086127,
              1412.7475654958457
            ],
            [
              -120.49071812793649,
              48.3920629681888,
              2156.567565495846
            ],
            [
              -120.4914066020592,
              48.37806406207207,
              2156.567565495846
            ],
            [
              -120.51240741010686,
              48.37852034164731,
              1412.7475654958457
            ]
          ]
        ]
      },
      "bbox": [
        -120.5124074,
        48.37806406,
        1412.747565,
        -120.4907181,
        48.39251947,
        2156.567565
      ],
      "properties": {
        "datetime": "2018-09-26T17:59:06Z",
        "pc:count": 35542308,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 685031.1231,
            "count": 35542308,
            "maximum": 685751.5439,
            "minimum": 684194.9839,
            "name": "X",
            "position": 0,
            "stddev": 452.5906973,
            "variance": 204838.3392
          },
          {
            "average": 5362156.438,
            "count": 35542308,
            "maximum": 5362920.115,
            "minimum": 5361362.595,
            "name": "Y",
            "position": 1,
            "stddev": 421.8834562,
            "variance": 177985.6506
          },
          {
            "average": 1806.245479,
            "count": 35542308,
            "maximum": 2156.567565,
            "minimum": 1412.747565,
            "name": "Z",
            "position": 2,
            "stddev": 159.8915555,
            "variance": 25565.30954
          },
          {
            "average": 556.9351997,
            "count": 35542308,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 364.7150768,
            "variance": 133017.0872
          },
          {
            "average": 1.308554188,
            "count": 35542308,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6298793742,
            "variance": 0.396748026
          },
          {
            "average": 1.616984524,
            "count": 35542308,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8867673,
            "variance": 0.7863562443
          },
          {
            "average": 0.4972547928,
            "count": 35542308,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999924708,
            "variance": 0.2499924709
          },
          {
            "average": 0.0003145828346,
            "count": 35542308,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01773369339,
            "variance": 0.0003144838811
          },
          {
            "average": 1.384266154,
            "count": 35542308,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5594517018,
            "variance": 0.3129862066
          },
          {
            "average": -2.975657571,
            "count": 35542308,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.16130645,
            "variance": 124.5747617
          },
          {
            "average": 0,
            "count": 35542308,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 59.11939906,
            "count": 35542308,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.235214778,
            "variance": 1.525755548
          },
          {
            "average": 222018531.4,
            "count": 35542308,
            "maximum": 222019946,
            "minimum": 222017467.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 598.3004414,
            "variance": 357963.4181
          },
          {
            "average": 0,
            "count": 35542308,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35542308,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35542308,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35542308,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35542308,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          684194.9839,
          5361362.595,
          1412.747565,
          685751.5439,
          5362920.115,
          2156.567565
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                684194.9839363112,
                5361362.594524384,
                1412.7475654958457
              ],
              [
                684194.9839363112,
                5362920.114524383,
                1412.7475654958457
              ],
              [
                685751.5439363113,
                5362920.114524383,
                2156.567565495846
              ],
              [
                685751.5439363113,
                5361362.594524384,
                2156.567565495846
              ],
              [
                684194.9839363112,
                5361362.594524384,
                1412.7475654958457
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:59:06+00:00",
        "end_time": "2018-09-26T17:17:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5124074,
            48.37806406,
            1412.747565,
            -120.4907181,
            48.39251947,
            2156.567565
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51240741010686,
                  48.37852034164731,
                  1412.7475654958457
                ],
                [
                  -120.51172468501727,
                  48.39251947086127,
                  1412.7475654958457
                ],
                [
                  -120.49071812793649,
                  48.3920629681888,
                  2156.567565495846
                ],
                [
                  -120.4914066020592,
                  48.37806406207207,
                  2156.567565495846
                ],
                [
                  -120.51240741010686,
                  48.37852034164731,
                  1412.7475654958457
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:59:06Z",
            "pc:count": 35542308,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 685031.1231,
                "count": 35542308,
                "maximum": 685751.5439,
                "minimum": 684194.9839,
                "name": "X",
                "position": 0,
                "stddev": 452.5906973,
                "variance": 204838.3392
              },
              {
                "average": 5362156.438,
                "count": 35542308,
                "maximum": 5362920.115,
                "minimum": 5361362.595,
                "name": "Y",
                "position": 1,
                "stddev": 421.8834562,
                "variance": 177985.6506
              },
              {
                "average": 1806.245479,
                "count": 35542308,
                "maximum": 2156.567565,
                "minimum": 1412.747565,
                "name": "Z",
                "position": 2,
                "stddev": 159.8915555,
                "variance": 25565.30954
              },
              {
                "average": 556.9351997,
                "count": 35542308,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 364.7150768,
                "variance": 133017.0872
              },
              {
                "average": 1.308554188,
                "count": 35542308,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6298793742,
                "variance": 0.396748026
              },
              {
                "average": 1.616984524,
                "count": 35542308,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8867673,
                "variance": 0.7863562443
              },
              {
                "average": 0.4972547928,
                "count": 35542308,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999924708,
                "variance": 0.2499924709
              },
              {
                "average": 0.0003145828346,
                "count": 35542308,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01773369339,
                "variance": 0.0003144838811
              },
              {
                "average": 1.384266154,
                "count": 35542308,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5594517018,
                "variance": 0.3129862066
              },
              {
                "average": -2.975657571,
                "count": 35542308,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.16130645,
                "variance": 124.5747617
              },
              {
                "average": 0,
                "count": 35542308,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 59.11939906,
                "count": 35542308,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.235214778,
                "variance": 1.525755548
              },
              {
                "average": 222018531.4,
                "count": 35542308,
                "maximum": 222019946,
                "minimum": 222017467.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 598.3004414,
                "variance": 357963.4181
              },
              {
                "average": 0,
                "count": 35542308,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35542308,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35542308,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35542308,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35542308,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              684194.9839,
              5361362.595,
              1412.747565,
              685751.5439,
              5362920.115,
              2156.567565
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    684194.9839363112,
                    5361362.594524384,
                    1412.7475654958457
                  ],
                  [
                    684194.9839363112,
                    5362920.114524383,
                    1412.7475654958457
                  ],
                  [
                    685751.5439363113,
                    5362920.114524383,
                    2156.567565495846
                  ],
                  [
                    685751.5439363113,
                    5361362.594524384,
                    2156.567565495846
                  ],
                  [
                    684194.9839363112,
                    5361362.594524384,
                    1412.7475654958457
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:59:06+00:00",
            "end_time": "2018-09-26T17:17:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51305346718645,
              48.445990628571636,
              1390.1727607548357
            ],
            [
              -120.51236930082118,
              48.45998959976109,
              1390.1727607548357
            ],
            [
              -120.49133707252223,
              48.4595327878186,
              2365.4927607548357
            ],
            [
              -120.49202700859978,
              48.44553403993886,
              2365.4927607548357
            ],
            [
              -120.51305346718645,
              48.445990628571636,
              1390.1727607548357
            ]
          ]
        ]
      },
      "bbox": [
        -120.5130535,
        48.44553404,
        1390.172761,
        -120.4913371,
        48.4599896,
        2365.492761
      ],
      "properties": {
        "datetime": "2018-09-26T17:57:10Z",
        "pc:count": 36536877,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684653.4272,
            "count": 36536877,
            "maximum": 685459.9521,
            "minimum": 683903.5521,
            "name": "X",
            "position": 0,
            "stddev": 421.5427436,
            "variance": 177698.2847
          },
          {
            "average": 5369615.792,
            "count": 36536877,
            "maximum": 5370417.31,
            "minimum": 5368859.79,
            "name": "Y",
            "position": 1,
            "stddev": 442.3214929,
            "variance": 195648.303
          },
          {
            "average": 1826.881585,
            "count": 36536877,
            "maximum": 2365.492761,
            "minimum": 1390.172761,
            "name": "Z",
            "position": 2,
            "stddev": 200.8071263,
            "variance": 40323.50196
          },
          {
            "average": 560.4304562,
            "count": 36536877,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 330.6313773,
            "variance": 109317.1077
          },
          {
            "average": 1.382343242,
            "count": 36536877,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7028253694,
            "variance": 0.4939634999
          },
          {
            "average": 1.764623479,
            "count": 36536877,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9763755006,
            "variance": 0.9533091182
          },
          {
            "average": 0.4971873212,
            "count": 36536877,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999920956,
            "variance": 0.2499920957
          },
          {
            "average": 0.0002980824004,
            "count": 36536877,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01726248984,
            "variance": 0.0002979935555
          },
          {
            "average": 1.368430887,
            "count": 36536877,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5541837586,
            "variance": 0.3071196383
          },
          {
            "average": -2.179572512,
            "count": 36536877,
            "maximum": 18,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.48923077,
            "variance": 132.0024236
          },
          {
            "average": 0,
            "count": 36536877,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 58.82546365,
            "count": 36536877,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.048399335,
            "variance": 1.099141165
          },
          {
            "average": 222018395.8,
            "count": 36536877,
            "maximum": 222019830.1,
            "minimum": 222017590.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 472.3158035,
            "variance": 223082.2183
          },
          {
            "average": 0,
            "count": 36536877,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36536877,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36536877,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36536877,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36536877,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          683903.5521,
          5368859.79,
          1390.172761,
          685459.9521,
          5370417.31,
          2365.492761
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                683903.5520559151,
                5368859.790054349,
                1390.1727607548357
              ],
              [
                683903.5520559151,
                5370417.310054349,
                1390.1727607548357
              ],
              [
                685459.952055915,
                5370417.310054349,
                2365.4927607548357
              ],
              [
                685459.952055915,
                5368859.790054349,
                2365.4927607548357
              ],
              [
                683903.5520559151,
                5368859.790054349,
                1390.1727607548357
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:57:10+00:00",
        "end_time": "2018-09-26T17:19:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5130535,
            48.44553404,
            1390.172761,
            -120.4913371,
            48.4599896,
            2365.492761
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51305346718645,
                  48.445990628571636,
                  1390.1727607548357
                ],
                [
                  -120.51236930082118,
                  48.45998959976109,
                  1390.1727607548357
                ],
                [
                  -120.49133707252223,
                  48.4595327878186,
                  2365.4927607548357
                ],
                [
                  -120.49202700859978,
                  48.44553403993886,
                  2365.4927607548357
                ],
                [
                  -120.51305346718645,
                  48.445990628571636,
                  1390.1727607548357
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:57:10Z",
            "pc:count": 36536877,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684653.4272,
                "count": 36536877,
                "maximum": 685459.9521,
                "minimum": 683903.5521,
                "name": "X",
                "position": 0,
                "stddev": 421.5427436,
                "variance": 177698.2847
              },
              {
                "average": 5369615.792,
                "count": 36536877,
                "maximum": 5370417.31,
                "minimum": 5368859.79,
                "name": "Y",
                "position": 1,
                "stddev": 442.3214929,
                "variance": 195648.303
              },
              {
                "average": 1826.881585,
                "count": 36536877,
                "maximum": 2365.492761,
                "minimum": 1390.172761,
                "name": "Z",
                "position": 2,
                "stddev": 200.8071263,
                "variance": 40323.50196
              },
              {
                "average": 560.4304562,
                "count": 36536877,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 330.6313773,
                "variance": 109317.1077
              },
              {
                "average": 1.382343242,
                "count": 36536877,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7028253694,
                "variance": 0.4939634999
              },
              {
                "average": 1.764623479,
                "count": 36536877,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9763755006,
                "variance": 0.9533091182
              },
              {
                "average": 0.4971873212,
                "count": 36536877,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999920956,
                "variance": 0.2499920957
              },
              {
                "average": 0.0002980824004,
                "count": 36536877,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01726248984,
                "variance": 0.0002979935555
              },
              {
                "average": 1.368430887,
                "count": 36536877,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5541837586,
                "variance": 0.3071196383
              },
              {
                "average": -2.179572512,
                "count": 36536877,
                "maximum": 18,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.48923077,
                "variance": 132.0024236
              },
              {
                "average": 0,
                "count": 36536877,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 58.82546365,
                "count": 36536877,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.048399335,
                "variance": 1.099141165
              },
              {
                "average": 222018395.8,
                "count": 36536877,
                "maximum": 222019830.1,
                "minimum": 222017590.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 472.3158035,
                "variance": 223082.2183
              },
              {
                "average": 0,
                "count": 36536877,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36536877,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36536877,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36536877,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36536877,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              683903.5521,
              5368859.79,
              1390.172761,
              685459.9521,
              5370417.31,
              2365.492761
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    683903.5520559151,
                    5368859.790054349,
                    1390.1727607548357
                  ],
                  [
                    683903.5520559151,
                    5370417.310054349,
                    1390.1727607548357
                  ],
                  [
                    685459.952055915,
                    5370417.310054349,
                    2365.4927607548357
                  ],
                  [
                    685459.952055915,
                    5368859.790054349,
                    2365.4927607548357
                  ],
                  [
                    683903.5520559151,
                    5368859.790054349,
                    1390.1727607548357
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:57:10+00:00",
            "end_time": "2018-09-26T17:19:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3926394790471,
              48.6083890656691,
              861.919450971744
            ],
            [
              -120.39191781880507,
              48.622391901294854,
              861.919450971744
            ],
            [
              -120.37081937805536,
              48.62191186708821,
              1600.7194509717442
            ],
            [
              -120.37154685994054,
              48.60790926635604,
              1600.7194509717442
            ],
            [
              -120.3926394790471,
              48.6083890656691,
              861.919450971744
            ]
          ]
        ]
      },
      "bbox": [
        -120.3926395,
        48.60790927,
        861.919451,
        -120.3708194,
        48.6223919,
        1600.719451
      ],
      "properties": {
        "datetime": "2018-10-04T18:10:22Z",
        "pc:count": 43317548,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692971.3201,
            "count": 43317548,
            "maximum": 693747.7581,
            "minimum": 692191.2981,
            "name": "X",
            "position": 0,
            "stddev": 435.4852645,
            "variance": 189647.4156
          },
          {
            "average": 5387988.116,
            "count": 43317548,
            "maximum": 5388763.624,
            "minimum": 5387205.484,
            "name": "Y",
            "position": 1,
            "stddev": 435.6648013,
            "variance": 189803.8191
          },
          {
            "average": 1167.850572,
            "count": 43317548,
            "maximum": 1600.719451,
            "minimum": 861.919451,
            "name": "Z",
            "position": 2,
            "stddev": 147.8146422,
            "variance": 21849.16844
          },
          {
            "average": 532.2903593,
            "count": 43317548,
            "maximum": 2379,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 353.569553,
            "variance": 125011.4288
          },
          {
            "average": 1.488267018,
            "count": 43317548,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7103468511,
            "variance": 0.5045926489
          },
          {
            "average": 1.976678712,
            "count": 43317548,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8872337142,
            "variance": 0.7871836636
          },
          {
            "average": 0.4969753136,
            "count": 43317548,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499990857,
            "variance": 0.249990857
          },
          {
            "average": 0.0002785476223,
            "count": 43317548,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01668742161,
            "variance": 0.00027847004
          },
          {
            "average": 1.229037826,
            "count": 43317548,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4782337074,
            "variance": 0.2287074789
          },
          {
            "average": 0.5580368797,
            "count": 43317548,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.78151759,
            "variance": 116.2411216
          },
          {
            "average": 0,
            "count": 43317548,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.9165475,
            "count": 43317548,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.8998598,
            "variance": 8.40918686
          },
          {
            "average": 222709188.2,
            "count": 43317548,
            "maximum": 222711822.8,
            "minimum": 222705121.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2250.305103,
            "variance": 5063873.056
          },
          {
            "average": 0,
            "count": 43317548,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43317548,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43317548,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43317548,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43317548,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692191.2981,
          5387205.484,
          861.919451,
          693747.7581,
          5388763.624,
          1600.719451
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692191.2981180891,
                5387205.484100521,
                861.919450971744
              ],
              [
                692191.2981180891,
                5388763.624100521,
                861.919450971744
              ],
              [
                693747.758118089,
                5388763.624100521,
                1600.7194509717442
              ],
              [
                693747.758118089,
                5387205.484100521,
                1600.7194509717442
              ],
              [
                692191.2981180891,
                5387205.484100521,
                861.919450971744
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:10:22+00:00",
        "end_time": "2018-10-04T16:18:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3926395,
            48.60790927,
            861.919451,
            -120.3708194,
            48.6223919,
            1600.719451
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3926394790471,
                  48.6083890656691,
                  861.919450971744
                ],
                [
                  -120.39191781880507,
                  48.622391901294854,
                  861.919450971744
                ],
                [
                  -120.37081937805536,
                  48.62191186708821,
                  1600.7194509717442
                ],
                [
                  -120.37154685994054,
                  48.60790926635604,
                  1600.7194509717442
                ],
                [
                  -120.3926394790471,
                  48.6083890656691,
                  861.919450971744
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:10:22Z",
            "pc:count": 43317548,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692971.3201,
                "count": 43317548,
                "maximum": 693747.7581,
                "minimum": 692191.2981,
                "name": "X",
                "position": 0,
                "stddev": 435.4852645,
                "variance": 189647.4156
              },
              {
                "average": 5387988.116,
                "count": 43317548,
                "maximum": 5388763.624,
                "minimum": 5387205.484,
                "name": "Y",
                "position": 1,
                "stddev": 435.6648013,
                "variance": 189803.8191
              },
              {
                "average": 1167.850572,
                "count": 43317548,
                "maximum": 1600.719451,
                "minimum": 861.919451,
                "name": "Z",
                "position": 2,
                "stddev": 147.8146422,
                "variance": 21849.16844
              },
              {
                "average": 532.2903593,
                "count": 43317548,
                "maximum": 2379,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 353.569553,
                "variance": 125011.4288
              },
              {
                "average": 1.488267018,
                "count": 43317548,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7103468511,
                "variance": 0.5045926489
              },
              {
                "average": 1.976678712,
                "count": 43317548,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8872337142,
                "variance": 0.7871836636
              },
              {
                "average": 0.4969753136,
                "count": 43317548,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499990857,
                "variance": 0.249990857
              },
              {
                "average": 0.0002785476223,
                "count": 43317548,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01668742161,
                "variance": 0.00027847004
              },
              {
                "average": 1.229037826,
                "count": 43317548,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4782337074,
                "variance": 0.2287074789
              },
              {
                "average": 0.5580368797,
                "count": 43317548,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.78151759,
                "variance": 116.2411216
              },
              {
                "average": 0,
                "count": 43317548,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.9165475,
                "count": 43317548,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.8998598,
                "variance": 8.40918686
              },
              {
                "average": 222709188.2,
                "count": 43317548,
                "maximum": 222711822.8,
                "minimum": 222705121.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2250.305103,
                "variance": 5063873.056
              },
              {
                "average": 0,
                "count": 43317548,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43317548,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43317548,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43317548,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43317548,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692191.2981,
              5387205.484,
              861.919451,
              693747.7581,
              5388763.624,
              1600.719451
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692191.2981180891,
                    5387205.484100521,
                    861.919450971744
                  ],
                  [
                    692191.2981180891,
                    5388763.624100521,
                    861.919450971744
                  ],
                  [
                    693747.758118089,
                    5388763.624100521,
                    1600.7194509717442
                  ],
                  [
                    693747.758118089,
                    5387205.484100521,
                    1600.7194509717442
                  ],
                  [
                    692191.2981180891,
                    5387205.484100521,
                    861.919450971744
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:10:22+00:00",
            "end_time": "2018-10-04T16:18:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_563588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.49291016809485,
              48.459568261629656,
              1799.8498590872714
            ],
            [
              -120.49222002853259,
              48.47356914175758,
              1799.8498590872714
            ],
            [
              -120.47118170274551,
              48.47310853377644,
              2359.2298590872715
            ],
            [
              -120.4718776170659,
              48.45910787885768,
              2359.2298590872715
            ],
            [
              -120.49291016809485,
              48.459568261629656,
              1799.8498590872714
            ]
          ]
        ]
      },
      "bbox": [
        -120.4929102,
        48.45910788,
        1799.849859,
        -120.4711817,
        48.47356914,
        2359.229859
      ],
      "properties": {
        "datetime": "2018-10-03T17:25:29Z",
        "pc:count": 40663219,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 686182.2509,
            "count": 40663219,
            "maximum": 686899.9962,
            "minimum": 685343.5362,
            "name": "X",
            "position": 0,
            "stddev": 409.9313119,
            "variance": 168043.6805
          },
          {
            "average": 5371186.417,
            "count": 40663219,
            "maximum": 5371975.2,
            "minimum": 5370417.44,
            "name": "Y",
            "position": 1,
            "stddev": 433.5846188,
            "variance": 187995.6217
          },
          {
            "average": 2008.55966,
            "count": 40663219,
            "maximum": 2359.229859,
            "minimum": 1799.849859,
            "name": "Z",
            "position": 2,
            "stddev": 116.0201943,
            "variance": 13460.68549
          },
          {
            "average": 908.2689006,
            "count": 40663219,
            "maximum": 4095,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 502.8549207,
            "variance": 252863.0713
          },
          {
            "average": 1.155928457,
            "count": 40663219,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4647489337,
            "variance": 0.2159915714
          },
          {
            "average": 1.311915542,
            "count": 40663219,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6839516734,
            "variance": 0.4677898916
          },
          {
            "average": 0.4972395078,
            "count": 40663219,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999923858,
            "variance": 0.2499923858
          },
          {
            "average": 0.0002110752717,
            "count": 40663219,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01452689658,
            "variance": 0.0002110307242
          },
          {
            "average": 1.468162075,
            "count": 40663219,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5500589488,
            "variance": 0.3025648471
          },
          {
            "average": 2.123769411,
            "count": 40663219,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.54416502,
            "variance": 133.2677461
          },
          {
            "average": 0,
            "count": 40663219,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.37040198,
            "count": 40663219,
            "maximum": 112,
            "minimum": 60,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 24.11131724,
            "variance": 581.3556193
          },
          {
            "average": 222237926.6,
            "count": 40663219,
            "maximum": 222622729.8,
            "minimum": 222018853.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 289831.3987,
            "variance": 84002239670.0
          },
          {
            "average": 0,
            "count": 40663219,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40663219,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40663219,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40663219,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40663219,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          685343.5362,
          5370417.44,
          1799.849859,
          686899.9962,
          5371975.2,
          2359.229859
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                685343.5362309521,
                5370417.440480128,
                1799.8498590872714
              ],
              [
                685343.5362309521,
                5371975.200480128,
                1799.8498590872714
              ],
              [
                686899.9962309521,
                5371975.200480128,
                2359.2298590872715
              ],
              [
                686899.9962309521,
                5370417.440480128,
                2359.2298590872715
              ],
              [
                685343.5362309521,
                5370417.440480128,
                1799.8498590872714
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:25:29+00:00",
        "end_time": "2018-09-26T17:40:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_563588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_563588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_563588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4929102,
            48.45910788,
            1799.849859,
            -120.4711817,
            48.47356914,
            2359.229859
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.49291016809485,
                  48.459568261629656,
                  1799.8498590872714
                ],
                [
                  -120.49222002853259,
                  48.47356914175758,
                  1799.8498590872714
                ],
                [
                  -120.47118170274551,
                  48.47310853377644,
                  2359.2298590872715
                ],
                [
                  -120.4718776170659,
                  48.45910787885768,
                  2359.2298590872715
                ],
                [
                  -120.49291016809485,
                  48.459568261629656,
                  1799.8498590872714
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_563588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_563588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:25:29Z",
            "pc:count": 40663219,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 686182.2509,
                "count": 40663219,
                "maximum": 686899.9962,
                "minimum": 685343.5362,
                "name": "X",
                "position": 0,
                "stddev": 409.9313119,
                "variance": 168043.6805
              },
              {
                "average": 5371186.417,
                "count": 40663219,
                "maximum": 5371975.2,
                "minimum": 5370417.44,
                "name": "Y",
                "position": 1,
                "stddev": 433.5846188,
                "variance": 187995.6217
              },
              {
                "average": 2008.55966,
                "count": 40663219,
                "maximum": 2359.229859,
                "minimum": 1799.849859,
                "name": "Z",
                "position": 2,
                "stddev": 116.0201943,
                "variance": 13460.68549
              },
              {
                "average": 908.2689006,
                "count": 40663219,
                "maximum": 4095,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 502.8549207,
                "variance": 252863.0713
              },
              {
                "average": 1.155928457,
                "count": 40663219,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4647489337,
                "variance": 0.2159915714
              },
              {
                "average": 1.311915542,
                "count": 40663219,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6839516734,
                "variance": 0.4677898916
              },
              {
                "average": 0.4972395078,
                "count": 40663219,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999923858,
                "variance": 0.2499923858
              },
              {
                "average": 0.0002110752717,
                "count": 40663219,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01452689658,
                "variance": 0.0002110307242
              },
              {
                "average": 1.468162075,
                "count": 40663219,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5500589488,
                "variance": 0.3025648471
              },
              {
                "average": 2.123769411,
                "count": 40663219,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.54416502,
                "variance": 133.2677461
              },
              {
                "average": 0,
                "count": 40663219,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.37040198,
                "count": 40663219,
                "maximum": 112,
                "minimum": 60,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 24.11131724,
                "variance": 581.3556193
              },
              {
                "average": 222237926.6,
                "count": 40663219,
                "maximum": 222622729.8,
                "minimum": 222018853.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 289831.3987,
                "variance": 84002239670.0
              },
              {
                "average": 0,
                "count": 40663219,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40663219,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40663219,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40663219,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40663219,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              685343.5362,
              5370417.44,
              1799.849859,
              686899.9962,
              5371975.2,
              2359.229859
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    685343.5362309521,
                    5370417.440480128,
                    1799.8498590872714
                  ],
                  [
                    685343.5362309521,
                    5371975.200480128,
                    1799.8498590872714
                  ],
                  [
                    686899.9962309521,
                    5371975.200480128,
                    2359.2298590872715
                  ],
                  [
                    686899.9962309521,
                    5370417.440480128,
                    2359.2298590872715
                  ],
                  [
                    685343.5362309521,
                    5370417.440480128,
                    1799.8498590872714
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:25:29+00:00",
            "end_time": "2018-09-26T17:40:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37202695444039,
              48.5679663459481,
              615.4435120691769
            ],
            [
              -120.3713007464747,
              48.58196671307384,
              615.4435120691769
            ],
            [
              -120.35021840135828,
              48.581483176153796,
              1064.0835120691768
            ],
            [
              -120.35095041701523,
              48.56748304555125,
              1064.0835120691768
            ],
            [
              -120.37202695444039,
              48.5679663459481,
              615.4435120691769
            ]
          ]
        ]
      },
      "bbox": [
        -120.372027,
        48.56748305,
        615.4435121,
        -120.3502184,
        48.58196671,
        1064.083512
      ],
      "properties": {
        "datetime": "2018-10-11T17:58:23Z",
        "pc:count": 36246729,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694681.801,
            "count": 36246729,
            "maximum": 695421.7291,
            "minimum": 693865.1891,
            "name": "X",
            "position": 0,
            "stddev": 438.8067051,
            "variance": 192551.3244
          },
          {
            "average": 5383570.367,
            "count": 36246729,
            "maximum": 5384322.78,
            "minimum": 5382764.9,
            "name": "Y",
            "position": 1,
            "stddev": 437.1240925,
            "variance": 191077.4722
          },
          {
            "average": 778.7591031,
            "count": 36246729,
            "maximum": 1064.083512,
            "minimum": 615.4435121,
            "name": "Z",
            "position": 2,
            "stddev": 107.7563476,
            "variance": 11611.43044
          },
          {
            "average": 641.8590513,
            "count": 36246729,
            "maximum": 4095,
            "minimum": 76,
            "name": "Intensity",
            "position": 3,
            "stddev": 379.1638796,
            "variance": 143765.2476
          },
          {
            "average": 1.292361167,
            "count": 36246729,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5560253166,
            "variance": 0.3091641527
          },
          {
            "average": 1.585191094,
            "count": 36246729,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7417465505,
            "variance": 0.5501879452
          },
          {
            "average": 0.4984015799,
            "count": 36246729,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999974519,
            "variance": 0.249997452
          },
          {
            "average": 0.0002754179556,
            "count": 36246729,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0165934357,
            "variance": 0.0002753421082
          },
          {
            "average": 1.312005257,
            "count": 36246729,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5044431579,
            "variance": 0.2544628996
          },
          {
            "average": -0.4513296044,
            "count": 36246729,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.31402474,
            "variance": 106.3791063
          },
          {
            "average": 0,
            "count": 36246729,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.1504259,
            "count": 36246729,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.845915714,
            "variance": 78.25022482
          },
          {
            "average": 223122024,
            "count": 36246729,
            "maximum": 223315903.7,
            "minimum": 222710582.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 281041.7265,
            "variance": 78984452010.0
          },
          {
            "average": 0,
            "count": 36246729,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36246729,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36246729,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36246729,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36246729,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693865.1891,
          5382764.9,
          615.4435121,
          695421.7291,
          5384322.78,
          1064.083512
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693865.1890623671,
                5382764.899673528,
                615.4435120691769
              ],
              [
                693865.1890623671,
                5384322.779673529,
                615.4435120691769
              ],
              [
                695421.7290623671,
                5384322.779673529,
                1064.0835120691768
              ],
              [
                695421.7290623671,
                5382764.899673528,
                1064.0835120691768
              ],
              [
                693865.1890623671,
                5382764.899673528,
                615.4435120691769
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:58:23+00:00",
        "end_time": "2018-10-04T17:49:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.372027,
            48.56748305,
            615.4435121,
            -120.3502184,
            48.58196671,
            1064.083512
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37202695444039,
                  48.5679663459481,
                  615.4435120691769
                ],
                [
                  -120.3713007464747,
                  48.58196671307384,
                  615.4435120691769
                ],
                [
                  -120.35021840135828,
                  48.581483176153796,
                  1064.0835120691768
                ],
                [
                  -120.35095041701523,
                  48.56748304555125,
                  1064.0835120691768
                ],
                [
                  -120.37202695444039,
                  48.5679663459481,
                  615.4435120691769
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:58:23Z",
            "pc:count": 36246729,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694681.801,
                "count": 36246729,
                "maximum": 695421.7291,
                "minimum": 693865.1891,
                "name": "X",
                "position": 0,
                "stddev": 438.8067051,
                "variance": 192551.3244
              },
              {
                "average": 5383570.367,
                "count": 36246729,
                "maximum": 5384322.78,
                "minimum": 5382764.9,
                "name": "Y",
                "position": 1,
                "stddev": 437.1240925,
                "variance": 191077.4722
              },
              {
                "average": 778.7591031,
                "count": 36246729,
                "maximum": 1064.083512,
                "minimum": 615.4435121,
                "name": "Z",
                "position": 2,
                "stddev": 107.7563476,
                "variance": 11611.43044
              },
              {
                "average": 641.8590513,
                "count": 36246729,
                "maximum": 4095,
                "minimum": 76,
                "name": "Intensity",
                "position": 3,
                "stddev": 379.1638796,
                "variance": 143765.2476
              },
              {
                "average": 1.292361167,
                "count": 36246729,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5560253166,
                "variance": 0.3091641527
              },
              {
                "average": 1.585191094,
                "count": 36246729,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7417465505,
                "variance": 0.5501879452
              },
              {
                "average": 0.4984015799,
                "count": 36246729,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999974519,
                "variance": 0.249997452
              },
              {
                "average": 0.0002754179556,
                "count": 36246729,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0165934357,
                "variance": 0.0002753421082
              },
              {
                "average": 1.312005257,
                "count": 36246729,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5044431579,
                "variance": 0.2544628996
              },
              {
                "average": -0.4513296044,
                "count": 36246729,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.31402474,
                "variance": 106.3791063
              },
              {
                "average": 0,
                "count": 36246729,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.1504259,
                "count": 36246729,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.845915714,
                "variance": 78.25022482
              },
              {
                "average": 223122024,
                "count": 36246729,
                "maximum": 223315903.7,
                "minimum": 222710582.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 281041.7265,
                "variance": 78984452010.0
              },
              {
                "average": 0,
                "count": 36246729,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36246729,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36246729,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36246729,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36246729,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693865.1891,
              5382764.9,
              615.4435121,
              695421.7291,
              5384322.78,
              1064.083512
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693865.1890623671,
                    5382764.899673528,
                    615.4435120691769
                  ],
                  [
                    693865.1890623671,
                    5384322.779673529,
                    615.4435120691769
                  ],
                  [
                    695421.7290623671,
                    5384322.779673529,
                    1064.0835120691768
                  ],
                  [
                    695421.7290623671,
                    5382764.899673528,
                    1064.0835120691768
                  ],
                  [
                    693865.1890623671,
                    5382764.899673528,
                    615.4435120691769
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:58:23+00:00",
            "end_time": "2018-10-04T17:49:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37127542394424,
              48.460004874381994,
              1178.8076537726938
            ],
            [
              -120.37055185033029,
              48.47400369942375,
              1178.8076537726938
            ],
            [
              -120.34951266130616,
              48.4735207878773,
              1722.007653772694
            ],
            [
              -120.35024200804473,
              48.4595221989155,
              1722.007653772694
            ],
            [
              -120.37127542394424,
              48.460004874381994,
              1178.8076537726938
            ]
          ]
        ]
      },
      "bbox": [
        -120.3712754,
        48.4595222,
        1178.807654,
        -120.3495127,
        48.4740037,
        1722.007654
      ],
      "properties": {
        "datetime": "2018-10-11T17:55:19Z",
        "pc:count": 48688729,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695103.1188,
            "count": 48688729,
            "maximum": 695889.9744,
            "minimum": 694333.3144,
            "name": "X",
            "position": 0,
            "stddev": 440.7391481,
            "variance": 194250.9967
          },
          {
            "average": 5371529.915,
            "count": 48688729,
            "maximum": 5372325.477,
            "minimum": 5370767.797,
            "name": "Y",
            "position": 1,
            "stddev": 428.6939469,
            "variance": 183778.5001
          },
          {
            "average": 1485.658553,
            "count": 48688729,
            "maximum": 1722.007654,
            "minimum": 1178.807654,
            "name": "Z",
            "position": 2,
            "stddev": 126.6355359,
            "variance": 16036.55896
          },
          {
            "average": 522.509689,
            "count": 48688729,
            "maximum": 2357,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 379.194179,
            "variance": 143788.2254
          },
          {
            "average": 1.617148334,
            "count": 48688729,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8376289733,
            "variance": 0.7016222969
          },
          {
            "average": 2.234102763,
            "count": 48688729,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.052039942,
            "variance": 1.10678804
          },
          {
            "average": 0.4966283881,
            "count": 48688729,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999886372,
            "variance": 0.2499886374
          },
          {
            "average": 0.0003026573152,
            "count": 48688729,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01739441634,
            "variance": 0.00030256572
          },
          {
            "average": 1.232042266,
            "count": 48688729,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4781417424,
            "variance": 0.2286195259
          },
          {
            "average": -0.6404256526,
            "count": 48688729,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.80890374,
            "variance": 139.4502076
          },
          {
            "average": 0,
            "count": 48688729,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.7995919,
            "count": 48688729,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.11069614,
            "variance": 83.00478415
          },
          {
            "average": 223104671.9,
            "count": 48688729,
            "maximum": 223315719.5,
            "minimum": 222710766.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 287110.2598,
            "variance": 82432301260.0
          },
          {
            "average": 0,
            "count": 48688729,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48688729,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48688729,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48688729,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48688729,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694333.3144,
          5370767.797,
          1178.807654,
          695889.9744,
          5372325.477,
          1722.007654
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694333.3144267938,
                5370767.796540407,
                1178.8076537726938
              ],
              [
                694333.3144267938,
                5372325.476540407,
                1178.8076537726938
              ],
              [
                695889.9744267937,
                5372325.476540407,
                1722.007653772694
              ],
              [
                695889.9744267937,
                5370767.796540407,
                1722.007653772694
              ],
              [
                694333.3144267938,
                5370767.796540407,
                1178.8076537726938
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:55:19+00:00",
        "end_time": "2018-10-04T17:52:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3712754,
            48.4595222,
            1178.807654,
            -120.3495127,
            48.4740037,
            1722.007654
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37127542394424,
                  48.460004874381994,
                  1178.8076537726938
                ],
                [
                  -120.37055185033029,
                  48.47400369942375,
                  1178.8076537726938
                ],
                [
                  -120.34951266130616,
                  48.4735207878773,
                  1722.007653772694
                ],
                [
                  -120.35024200804473,
                  48.4595221989155,
                  1722.007653772694
                ],
                [
                  -120.37127542394424,
                  48.460004874381994,
                  1178.8076537726938
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:55:19Z",
            "pc:count": 48688729,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695103.1188,
                "count": 48688729,
                "maximum": 695889.9744,
                "minimum": 694333.3144,
                "name": "X",
                "position": 0,
                "stddev": 440.7391481,
                "variance": 194250.9967
              },
              {
                "average": 5371529.915,
                "count": 48688729,
                "maximum": 5372325.477,
                "minimum": 5370767.797,
                "name": "Y",
                "position": 1,
                "stddev": 428.6939469,
                "variance": 183778.5001
              },
              {
                "average": 1485.658553,
                "count": 48688729,
                "maximum": 1722.007654,
                "minimum": 1178.807654,
                "name": "Z",
                "position": 2,
                "stddev": 126.6355359,
                "variance": 16036.55896
              },
              {
                "average": 522.509689,
                "count": 48688729,
                "maximum": 2357,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 379.194179,
                "variance": 143788.2254
              },
              {
                "average": 1.617148334,
                "count": 48688729,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8376289733,
                "variance": 0.7016222969
              },
              {
                "average": 2.234102763,
                "count": 48688729,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.052039942,
                "variance": 1.10678804
              },
              {
                "average": 0.4966283881,
                "count": 48688729,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999886372,
                "variance": 0.2499886374
              },
              {
                "average": 0.0003026573152,
                "count": 48688729,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01739441634,
                "variance": 0.00030256572
              },
              {
                "average": 1.232042266,
                "count": 48688729,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4781417424,
                "variance": 0.2286195259
              },
              {
                "average": -0.6404256526,
                "count": 48688729,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.80890374,
                "variance": 139.4502076
              },
              {
                "average": 0,
                "count": 48688729,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.7995919,
                "count": 48688729,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.11069614,
                "variance": 83.00478415
              },
              {
                "average": 223104671.9,
                "count": 48688729,
                "maximum": 223315719.5,
                "minimum": 222710766.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 287110.2598,
                "variance": 82432301260.0
              },
              {
                "average": 0,
                "count": 48688729,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48688729,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48688729,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48688729,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48688729,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694333.3144,
              5370767.797,
              1178.807654,
              695889.9744,
              5372325.477,
              1722.007654
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694333.3144267938,
                    5370767.796540407,
                    1178.8076537726938
                  ],
                  [
                    694333.3144267938,
                    5372325.476540407,
                    1178.8076537726938
                  ],
                  [
                    695889.9744267937,
                    5372325.476540407,
                    1722.007653772694
                  ],
                  [
                    695889.9744267937,
                    5370767.796540407,
                    1722.007653772694
                  ],
                  [
                    694333.3144267938,
                    5370767.796540407,
                    1178.8076537726938
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:55:19+00:00",
            "end_time": "2018-10-04T17:52:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43296866215879,
              48.56776206073747,
              694.5576925075536
            ],
            [
              -120.43225921551786,
              48.58176454295116,
              694.5576925075536
            ],
            [
              -120.4111759288451,
              48.581292167999536,
              1528.9776925075537
            ],
            [
              -120.41189118483916,
              48.56728991688387,
              1528.9776925075537
            ],
            [
              -120.43296866215879,
              48.56776206073747,
              694.5576925075536
            ]
          ]
        ]
      },
      "bbox": [
        -120.4329687,
        48.56728992,
        694.5576925,
        -120.4111759,
        48.58176454,
        1528.977693
      ],
      "properties": {
        "datetime": "2018-10-04T15:59:05Z",
        "pc:count": 39489791,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690128.1145,
            "count": 39489791,
            "maximum": 690927.2075,
            "minimum": 689370.6675,
            "name": "X",
            "position": 0,
            "stddev": 455.3422192,
            "variance": 207336.5366
          },
          {
            "average": 5383354.682,
            "count": 39489791,
            "maximum": 5384147.337,
            "minimum": 5382589.297,
            "name": "Y",
            "position": 1,
            "stddev": 430.331307,
            "variance": 185185.0338
          },
          {
            "average": 1144.776936,
            "count": 39489791,
            "maximum": 1528.977693,
            "minimum": 694.5576925,
            "name": "Z",
            "position": 2,
            "stddev": 192.7743912,
            "variance": 37161.96591
          },
          {
            "average": 555.085385,
            "count": 39489791,
            "maximum": 4095,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 348.5747995,
            "variance": 121504.3909
          },
          {
            "average": 1.387385059,
            "count": 39489791,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6322115119,
            "variance": 0.3996913958
          },
          {
            "average": 1.774610658,
            "count": 39489791,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8133505153,
            "variance": 0.6615390607
          },
          {
            "average": 0.4967795094,
            "count": 39489791,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896347,
            "variance": 0.2499896348
          },
          {
            "average": 0.0003303638654,
            "count": 39489791,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01817291208,
            "variance": 0.0003302547335
          },
          {
            "average": 1.24322932,
            "count": 39489791,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4896111781,
            "variance": 0.2397191057
          },
          {
            "average": -0.2862489343,
            "count": 39489791,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.74822044,
            "variance": 115.5242427
          },
          {
            "average": 0,
            "count": 39489791,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 234.3005097,
            "count": 39489791,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 416.6879852,
            "variance": 173628.877
          },
          {
            "average": 222652464.8,
            "count": 39489791,
            "maximum": 222703945.7,
            "minimum": 222625121.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 36391.53257,
            "variance": 1324343643
          },
          {
            "average": 0,
            "count": 39489791,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39489791,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39489791,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39489791,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39489791,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689370.6675,
          5382589.297,
          694.5576925,
          690927.2075,
          5384147.337,
          1528.977693
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689370.6675309541,
                5382589.297154201,
                694.5576925075536
              ],
              [
                689370.6675309541,
                5384147.3371542,
                694.5576925075536
              ],
              [
                690927.2075309542,
                5384147.3371542,
                1528.9776925075537
              ],
              [
                690927.2075309542,
                5382589.297154201,
                1528.9776925075537
              ],
              [
                689370.6675309541,
                5382589.297154201,
                694.5576925075536
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:59:05+00:00",
        "end_time": "2018-10-03T18:05:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4329687,
            48.56728992,
            694.5576925,
            -120.4111759,
            48.58176454,
            1528.977693
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43296866215879,
                  48.56776206073747,
                  694.5576925075536
                ],
                [
                  -120.43225921551786,
                  48.58176454295116,
                  694.5576925075536
                ],
                [
                  -120.4111759288451,
                  48.581292167999536,
                  1528.9776925075537
                ],
                [
                  -120.41189118483916,
                  48.56728991688387,
                  1528.9776925075537
                ],
                [
                  -120.43296866215879,
                  48.56776206073747,
                  694.5576925075536
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:59:05Z",
            "pc:count": 39489791,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690128.1145,
                "count": 39489791,
                "maximum": 690927.2075,
                "minimum": 689370.6675,
                "name": "X",
                "position": 0,
                "stddev": 455.3422192,
                "variance": 207336.5366
              },
              {
                "average": 5383354.682,
                "count": 39489791,
                "maximum": 5384147.337,
                "minimum": 5382589.297,
                "name": "Y",
                "position": 1,
                "stddev": 430.331307,
                "variance": 185185.0338
              },
              {
                "average": 1144.776936,
                "count": 39489791,
                "maximum": 1528.977693,
                "minimum": 694.5576925,
                "name": "Z",
                "position": 2,
                "stddev": 192.7743912,
                "variance": 37161.96591
              },
              {
                "average": 555.085385,
                "count": 39489791,
                "maximum": 4095,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 348.5747995,
                "variance": 121504.3909
              },
              {
                "average": 1.387385059,
                "count": 39489791,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6322115119,
                "variance": 0.3996913958
              },
              {
                "average": 1.774610658,
                "count": 39489791,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8133505153,
                "variance": 0.6615390607
              },
              {
                "average": 0.4967795094,
                "count": 39489791,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896347,
                "variance": 0.2499896348
              },
              {
                "average": 0.0003303638654,
                "count": 39489791,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01817291208,
                "variance": 0.0003302547335
              },
              {
                "average": 1.24322932,
                "count": 39489791,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4896111781,
                "variance": 0.2397191057
              },
              {
                "average": -0.2862489343,
                "count": 39489791,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.74822044,
                "variance": 115.5242427
              },
              {
                "average": 0,
                "count": 39489791,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 234.3005097,
                "count": 39489791,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 416.6879852,
                "variance": 173628.877
              },
              {
                "average": 222652464.8,
                "count": 39489791,
                "maximum": 222703945.7,
                "minimum": 222625121.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 36391.53257,
                "variance": 1324343643
              },
              {
                "average": 0,
                "count": 39489791,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39489791,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39489791,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39489791,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39489791,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689370.6675,
              5382589.297,
              694.5576925,
              690927.2075,
              5384147.337,
              1528.977693
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689370.6675309541,
                    5382589.297154201,
                    694.5576925075536
                  ],
                  [
                    689370.6675309541,
                    5384147.3371542,
                    694.5576925075536
                  ],
                  [
                    690927.2075309542,
                    5384147.3371542,
                    1528.9776925075537
                  ],
                  [
                    690927.2075309542,
                    5382589.297154201,
                    1528.9776925075537
                  ],
                  [
                    689370.6675309541,
                    5382589.297154201,
                    694.5576925075536
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:59:05+00:00",
            "end_time": "2018-10-03T18:05:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4460325184715,
              48.594688099391966,
              652.7401079766677
            ],
            [
              -120.44538022851485,
              48.607616499249374,
              652.7401079766677
            ],
            [
              -120.43175848741751,
              48.6073133346192,
              769.9801079766677
            ],
            [
              -120.43241424621968,
              48.594385071720055,
              769.9801079766677
            ],
            [
              -120.4460325184715,
              48.594688099391966,
              652.7401079766677
            ]
          ]
        ]
      },
      "bbox": [
        -120.4460325,
        48.59438507,
        652.740108,
        -120.4317585,
        48.6076165,
        769.980108
      ],
      "properties": {
        "datetime": "2018-10-03T18:36:44Z",
        "pc:count": 10470371,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688950.1929,
            "count": 10470371,
            "maximum": 689312.0611,
            "minimum": 688306.9211,
            "name": "X",
            "position": 0,
            "stddev": 226.2435667,
            "variance": 51186.15149
          },
          {
            "average": 5386119.272,
            "count": 10470371,
            "maximum": 5386988.161,
            "minimum": 5385549.641,
            "name": "Y",
            "position": 1,
            "stddev": 363.0895453,
            "variance": 131834.0179
          },
          {
            "average": 667.3636553,
            "count": 10470371,
            "maximum": 769.980108,
            "minimum": 652.740108,
            "name": "Z",
            "position": 2,
            "stddev": 11.69190711,
            "variance": 136.7006918
          },
          {
            "average": 667.533675,
            "count": 10470371,
            "maximum": 4095,
            "minimum": 84,
            "name": "Intensity",
            "position": 3,
            "stddev": 372.3266104,
            "variance": 138627.1048
          },
          {
            "average": 1.156381851,
            "count": 10470371,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3946824765,
            "variance": 0.1557742573
          },
          {
            "average": 1.312691881,
            "count": 10470371,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5351832298,
            "variance": 0.2864210895
          },
          {
            "average": 0.4980132987,
            "count": 10470371,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999960769,
            "variance": 0.2499960769
          },
          {
            "average": 0.0003279730967,
            "count": 10470371,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01810705834,
            "variance": 0.0003278655616
          },
          {
            "average": 1.400336149,
            "count": 10470371,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4957659156,
            "variance": 0.2457838431
          },
          {
            "average": -1.031071843,
            "count": 10470371,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.466790861,
            "variance": 89.6201292
          },
          {
            "average": 0,
            "count": 10470371,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 641.604577,
            "count": 10470371,
            "maximum": 1610,
            "minimum": 115,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 713.4935182,
            "variance": 509073.0005
          },
          {
            "average": 222625540.6,
            "count": 10470371,
            "maximum": 222627004.7,
            "minimum": 222624789.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 744.2672103,
            "variance": 553933.6803
          },
          {
            "average": 0,
            "count": 10470371,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10470371,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10470371,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10470371,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10470371,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688306.9211,
          5385549.641,
          652.740108,
          689312.0611,
          5386988.161,
          769.980108
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688306.9211161468,
                5385549.64130514,
                652.7401079766677
              ],
              [
                688306.9211161468,
                5386988.16130514,
                652.7401079766677
              ],
              [
                689312.0611161467,
                5386988.16130514,
                769.9801079766677
              ],
              [
                689312.0611161467,
                5385549.64130514,
                769.9801079766677
              ],
              [
                688306.9211161468,
                5385549.64130514,
                652.7401079766677
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:36:44+00:00",
        "end_time": "2018-10-03T17:59:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4460325,
            48.59438507,
            652.740108,
            -120.4317585,
            48.6076165,
            769.980108
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4460325184715,
                  48.594688099391966,
                  652.7401079766677
                ],
                [
                  -120.44538022851485,
                  48.607616499249374,
                  652.7401079766677
                ],
                [
                  -120.43175848741751,
                  48.6073133346192,
                  769.9801079766677
                ],
                [
                  -120.43241424621968,
                  48.594385071720055,
                  769.9801079766677
                ],
                [
                  -120.4460325184715,
                  48.594688099391966,
                  652.7401079766677
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:36:44Z",
            "pc:count": 10470371,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688950.1929,
                "count": 10470371,
                "maximum": 689312.0611,
                "minimum": 688306.9211,
                "name": "X",
                "position": 0,
                "stddev": 226.2435667,
                "variance": 51186.15149
              },
              {
                "average": 5386119.272,
                "count": 10470371,
                "maximum": 5386988.161,
                "minimum": 5385549.641,
                "name": "Y",
                "position": 1,
                "stddev": 363.0895453,
                "variance": 131834.0179
              },
              {
                "average": 667.3636553,
                "count": 10470371,
                "maximum": 769.980108,
                "minimum": 652.740108,
                "name": "Z",
                "position": 2,
                "stddev": 11.69190711,
                "variance": 136.7006918
              },
              {
                "average": 667.533675,
                "count": 10470371,
                "maximum": 4095,
                "minimum": 84,
                "name": "Intensity",
                "position": 3,
                "stddev": 372.3266104,
                "variance": 138627.1048
              },
              {
                "average": 1.156381851,
                "count": 10470371,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3946824765,
                "variance": 0.1557742573
              },
              {
                "average": 1.312691881,
                "count": 10470371,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5351832298,
                "variance": 0.2864210895
              },
              {
                "average": 0.4980132987,
                "count": 10470371,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999960769,
                "variance": 0.2499960769
              },
              {
                "average": 0.0003279730967,
                "count": 10470371,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01810705834,
                "variance": 0.0003278655616
              },
              {
                "average": 1.400336149,
                "count": 10470371,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4957659156,
                "variance": 0.2457838431
              },
              {
                "average": -1.031071843,
                "count": 10470371,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.466790861,
                "variance": 89.6201292
              },
              {
                "average": 0,
                "count": 10470371,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 641.604577,
                "count": 10470371,
                "maximum": 1610,
                "minimum": 115,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 713.4935182,
                "variance": 509073.0005
              },
              {
                "average": 222625540.6,
                "count": 10470371,
                "maximum": 222627004.7,
                "minimum": 222624789.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 744.2672103,
                "variance": 553933.6803
              },
              {
                "average": 0,
                "count": 10470371,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10470371,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10470371,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10470371,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10470371,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688306.9211,
              5385549.641,
              652.740108,
              689312.0611,
              5386988.161,
              769.980108
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688306.9211161468,
                    5385549.64130514,
                    652.7401079766677
                  ],
                  [
                    688306.9211161468,
                    5386988.16130514,
                    652.7401079766677
                  ],
                  [
                    689312.0611161467,
                    5386988.16130514,
                    769.9801079766677
                  ],
                  [
                    689312.0611161467,
                    5385549.64130514,
                    769.9801079766677
                  ],
                  [
                    688306.9211161468,
                    5385549.64130514,
                    652.7401079766677
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:36:44+00:00",
            "end_time": "2018-10-03T17:59:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43242134325442,
              48.500286422473614,
              1409.836039300139
            ],
            [
              -120.43171353418647,
              48.51428690657953,
              1409.836039300139
            ],
            [
              -120.41065799680051,
              48.513814913839376,
              2052.236039300139
            ],
            [
              -120.41137159294752,
              48.49981466054315,
              2052.236039300139
            ],
            [
              -120.43242134325442,
              48.500286422473614,
              1409.836039300139
            ]
          ]
        ]
      },
      "bbox": [
        -120.4324213,
        48.49981466,
        1409.836039,
        -120.410658,
        48.51428691,
        2052.236039
      ],
      "properties": {
        "datetime": "2018-10-04T16:01:02Z",
        "pc:count": 46022428,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690454.0733,
            "count": 46022428,
            "maximum": 691219.6025,
            "minimum": 689663.0425,
            "name": "X",
            "position": 0,
            "stddev": 436.8071424,
            "variance": 190800.4796
          },
          {
            "average": 5375906.107,
            "count": 46022428,
            "maximum": 5376649.038,
            "minimum": 5375091.238,
            "name": "Y",
            "position": 1,
            "stddev": 416.4911003,
            "variance": 173464.8366
          },
          {
            "average": 1741.343683,
            "count": 46022428,
            "maximum": 2052.236039,
            "minimum": 1409.836039,
            "name": "Z",
            "position": 2,
            "stddev": 130.4665823,
            "variance": 17021.5291
          },
          {
            "average": 490.4452831,
            "count": 46022428,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 343.0279757,
            "variance": 117668.1921
          },
          {
            "average": 1.607898697,
            "count": 46022428,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8403775452,
            "variance": 0.7062344184
          },
          {
            "average": 2.215637797,
            "count": 46022428,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.06831936,
            "variance": 1.141306254
          },
          {
            "average": 0.4960997495,
            "count": 46022428,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999847932,
            "variance": 0.2499847935
          },
          {
            "average": 0.0003258411312,
            "count": 46022428,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01804812915,
            "variance": 0.0003257349658
          },
          {
            "average": 1.185009709,
            "count": 46022428,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4515954169,
            "variance": 0.2039384206
          },
          {
            "average": -0.476761882,
            "count": 46022428,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.22150952,
            "variance": 149.365295
          },
          {
            "average": 0,
            "count": 46022428,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 183.7305218,
            "count": 46022428,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 329.7357654,
            "variance": 108725.675
          },
          {
            "average": 222655248,
            "count": 46022428,
            "maximum": 222704062.2,
            "minimum": 222625253.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37121.08079,
            "variance": 1377974639
          },
          {
            "average": 0,
            "count": 46022428,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46022428,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46022428,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46022428,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46022428,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689663.0425,
          5375091.238,
          1409.836039,
          691219.6025,
          5376649.038,
          2052.236039
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689663.0424846335,
                5375091.23837968,
                1409.836039300139
              ],
              [
                689663.0424846335,
                5376649.03837968,
                1409.836039300139
              ],
              [
                691219.6024846336,
                5376649.03837968,
                2052.236039300139
              ],
              [
                691219.6024846336,
                5375091.23837968,
                2052.236039300139
              ],
              [
                689663.0424846335,
                5375091.23837968,
                1409.836039300139
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:01:02+00:00",
        "end_time": "2018-10-03T18:07:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4324213,
            48.49981466,
            1409.836039,
            -120.410658,
            48.51428691,
            2052.236039
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43242134325442,
                  48.500286422473614,
                  1409.836039300139
                ],
                [
                  -120.43171353418647,
                  48.51428690657953,
                  1409.836039300139
                ],
                [
                  -120.41065799680051,
                  48.513814913839376,
                  2052.236039300139
                ],
                [
                  -120.41137159294752,
                  48.49981466054315,
                  2052.236039300139
                ],
                [
                  -120.43242134325442,
                  48.500286422473614,
                  1409.836039300139
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:01:02Z",
            "pc:count": 46022428,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690454.0733,
                "count": 46022428,
                "maximum": 691219.6025,
                "minimum": 689663.0425,
                "name": "X",
                "position": 0,
                "stddev": 436.8071424,
                "variance": 190800.4796
              },
              {
                "average": 5375906.107,
                "count": 46022428,
                "maximum": 5376649.038,
                "minimum": 5375091.238,
                "name": "Y",
                "position": 1,
                "stddev": 416.4911003,
                "variance": 173464.8366
              },
              {
                "average": 1741.343683,
                "count": 46022428,
                "maximum": 2052.236039,
                "minimum": 1409.836039,
                "name": "Z",
                "position": 2,
                "stddev": 130.4665823,
                "variance": 17021.5291
              },
              {
                "average": 490.4452831,
                "count": 46022428,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 343.0279757,
                "variance": 117668.1921
              },
              {
                "average": 1.607898697,
                "count": 46022428,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8403775452,
                "variance": 0.7062344184
              },
              {
                "average": 2.215637797,
                "count": 46022428,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.06831936,
                "variance": 1.141306254
              },
              {
                "average": 0.4960997495,
                "count": 46022428,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999847932,
                "variance": 0.2499847935
              },
              {
                "average": 0.0003258411312,
                "count": 46022428,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01804812915,
                "variance": 0.0003257349658
              },
              {
                "average": 1.185009709,
                "count": 46022428,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4515954169,
                "variance": 0.2039384206
              },
              {
                "average": -0.476761882,
                "count": 46022428,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.22150952,
                "variance": 149.365295
              },
              {
                "average": 0,
                "count": 46022428,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 183.7305218,
                "count": 46022428,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 329.7357654,
                "variance": 108725.675
              },
              {
                "average": 222655248,
                "count": 46022428,
                "maximum": 222704062.2,
                "minimum": 222625253.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37121.08079,
                "variance": 1377974639
              },
              {
                "average": 0,
                "count": 46022428,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46022428,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46022428,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46022428,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46022428,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689663.0425,
              5375091.238,
              1409.836039,
              691219.6025,
              5376649.038,
              2052.236039
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689663.0424846335,
                    5375091.23837968,
                    1409.836039300139
                  ],
                  [
                    689663.0424846335,
                    5376649.03837968,
                    1409.836039300139
                  ],
                  [
                    691219.6024846336,
                    5376649.03837968,
                    2052.236039300139
                  ],
                  [
                    691219.6024846336,
                    5375091.23837968,
                    2052.236039300139
                  ],
                  [
                    689663.0424846335,
                    5375091.23837968,
                    1409.836039300139
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:01:02+00:00",
            "end_time": "2018-10-03T18:07:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.5527520372365,
              48.36484777167405,
              1622.8164969454533
            ],
            [
              -120.5520807433955,
              48.37884646092168,
              1622.8164969454533
            ],
            [
              -120.53126428161603,
              48.37840139563086,
              2205.1164969454535
            ],
            [
              -120.53194126989123,
              48.36440292387164,
              2205.1164969454535
            ],
            [
              -120.5527520372365,
              48.36484777167405,
              1622.8164969454533
            ]
          ]
        ]
      },
      "bbox": [
        -120.552752,
        48.36440292,
        1622.816497,
        -120.5312643,
        48.37884646,
        2205.116497
      ],
      "properties": {
        "datetime": "2018-09-26T17:13:12Z",
        "pc:count": 37169993,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 682053.5385,
            "count": 37169993,
            "maximum": 682799.2454,
            "minimum": 681256.4054,
            "name": "X",
            "position": 0,
            "stddev": 415.5077695,
            "variance": 172646.7065
          },
          {
            "average": 5360561.246,
            "count": 37169993,
            "maximum": 5361304.204,
            "minimum": 5359746.784,
            "name": "Y",
            "position": 1,
            "stddev": 432.1599917,
            "variance": 186762.2585
          },
          {
            "average": 1832.492164,
            "count": 37169993,
            "maximum": 2205.116497,
            "minimum": 1622.816497,
            "name": "Z",
            "position": 2,
            "stddev": 140.8657031,
            "variance": 19843.14632
          },
          {
            "average": 579.1177871,
            "count": 37169993,
            "maximum": 4095,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 372.6464213,
            "variance": 138865.3553
          },
          {
            "average": 1.386913713,
            "count": 37169993,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6987550209,
            "variance": 0.4882585793
          },
          {
            "average": 1.773723928,
            "count": 37169993,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9633832215,
            "variance": 0.9281072315
          },
          {
            "average": 0.4962390496,
            "count": 37169993,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999858618,
            "variance": 0.249985862
          },
          {
            "average": 0.0003002421873,
            "count": 37169993,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01732489683,
            "variance": 0.00030015205
          },
          {
            "average": 1.289992199,
            "count": 37169993,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4977828635,
            "variance": 0.2477877792
          },
          {
            "average": 1.482119787,
            "count": 37169993,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.01136164,
            "variance": 144.2728085
          },
          {
            "average": 0,
            "count": 37169993,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.85408157,
            "count": 37169993,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9975506522,
            "variance": 0.9951073037
          },
          {
            "average": 222016172.8,
            "count": 37169993,
            "maximum": 222017192.8,
            "minimum": 222015470.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 408.1752556,
            "variance": 166607.0393
          },
          {
            "average": 0,
            "count": 37169993,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37169993,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37169993,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37169993,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37169993,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          681256.4054,
          5359746.784,
          1622.816497,
          682799.2454,
          5361304.204,
          2205.116497
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                681256.4053730975,
                5359746.784131423,
                1622.8164969454533
              ],
              [
                681256.4053730975,
                5361304.204131423,
                1622.8164969454533
              ],
              [
                682799.2453730976,
                5361304.204131423,
                2205.1164969454535
              ],
              [
                682799.2453730976,
                5359746.784131423,
                2205.1164969454535
              ],
              [
                681256.4053730975,
                5359746.784131423,
                1622.8164969454533
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:13:12+00:00",
        "end_time": "2018-09-26T16:44:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.552752,
            48.36440292,
            1622.816497,
            -120.5312643,
            48.37884646,
            2205.116497
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.5527520372365,
                  48.36484777167405,
                  1622.8164969454533
                ],
                [
                  -120.5520807433955,
                  48.37884646092168,
                  1622.8164969454533
                ],
                [
                  -120.53126428161603,
                  48.37840139563086,
                  2205.1164969454535
                ],
                [
                  -120.53194126989123,
                  48.36440292387164,
                  2205.1164969454535
                ],
                [
                  -120.5527520372365,
                  48.36484777167405,
                  1622.8164969454533
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:13:12Z",
            "pc:count": 37169993,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 682053.5385,
                "count": 37169993,
                "maximum": 682799.2454,
                "minimum": 681256.4054,
                "name": "X",
                "position": 0,
                "stddev": 415.5077695,
                "variance": 172646.7065
              },
              {
                "average": 5360561.246,
                "count": 37169993,
                "maximum": 5361304.204,
                "minimum": 5359746.784,
                "name": "Y",
                "position": 1,
                "stddev": 432.1599917,
                "variance": 186762.2585
              },
              {
                "average": 1832.492164,
                "count": 37169993,
                "maximum": 2205.116497,
                "minimum": 1622.816497,
                "name": "Z",
                "position": 2,
                "stddev": 140.8657031,
                "variance": 19843.14632
              },
              {
                "average": 579.1177871,
                "count": 37169993,
                "maximum": 4095,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 372.6464213,
                "variance": 138865.3553
              },
              {
                "average": 1.386913713,
                "count": 37169993,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6987550209,
                "variance": 0.4882585793
              },
              {
                "average": 1.773723928,
                "count": 37169993,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9633832215,
                "variance": 0.9281072315
              },
              {
                "average": 0.4962390496,
                "count": 37169993,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999858618,
                "variance": 0.249985862
              },
              {
                "average": 0.0003002421873,
                "count": 37169993,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01732489683,
                "variance": 0.00030015205
              },
              {
                "average": 1.289992199,
                "count": 37169993,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4977828635,
                "variance": 0.2477877792
              },
              {
                "average": 1.482119787,
                "count": 37169993,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.01136164,
                "variance": 144.2728085
              },
              {
                "average": 0,
                "count": 37169993,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.85408157,
                "count": 37169993,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9975506522,
                "variance": 0.9951073037
              },
              {
                "average": 222016172.8,
                "count": 37169993,
                "maximum": 222017192.8,
                "minimum": 222015470.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 408.1752556,
                "variance": 166607.0393
              },
              {
                "average": 0,
                "count": 37169993,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37169993,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37169993,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37169993,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37169993,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              681256.4054,
              5359746.784,
              1622.816497,
              682799.2454,
              5361304.204,
              2205.116497
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    681256.4053730975,
                    5359746.784131423,
                    1622.8164969454533
                  ],
                  [
                    681256.4053730975,
                    5361304.204131423,
                    1622.8164969454533
                  ],
                  [
                    682799.2453730976,
                    5361304.204131423,
                    2205.1164969454535
                  ],
                  [
                    682799.2453730976,
                    5359746.784131423,
                    2205.1164969454535
                  ],
                  [
                    681256.4053730975,
                    5359746.784131423,
                    1622.8164969454533
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:13:12+00:00",
            "end_time": "2018-09-26T16:44:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45179604335502,
              48.39225647997625,
              821.5564324637656
            ],
            [
              -120.45109632094595,
              48.40625564239303,
              821.5564324637656
            ],
            [
              -120.43008482342091,
              48.40578796592263,
              1708.3364324637655
            ],
            [
              -120.43079029847374,
              48.3917890320775,
              1708.3364324637655
            ],
            [
              -120.45179604335502,
              48.39225647997625,
              821.5564324637656
            ]
          ]
        ]
      },
      "bbox": [
        -120.451796,
        48.39178903,
        821.5564325,
        -120.4300848,
        48.40625564,
        1708.336432
      ],
      "properties": {
        "datetime": "2018-10-03T18:42:41Z",
        "pc:count": 37263327,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689445.723,
            "count": 37263327,
            "maximum": 690188.4245,
            "minimum": 688631.8445,
            "name": "X",
            "position": 0,
            "stddev": 425.0599619,
            "variance": 180675.9712
          },
          {
            "average": 5363844.076,
            "count": 37263327,
            "maximum": 5364594.357,
            "minimum": 5363036.757,
            "name": "Y",
            "position": 1,
            "stddev": 427.7724333,
            "variance": 182989.2547
          },
          {
            "average": 1164.904115,
            "count": 37263327,
            "maximum": 1708.336432,
            "minimum": 821.5564325,
            "name": "Z",
            "position": 2,
            "stddev": 201.5755764,
            "variance": 40632.71302
          },
          {
            "average": 519.0084781,
            "count": 37263327,
            "maximum": 2498,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 300.8109493,
            "variance": 90487.22724
          },
          {
            "average": 1.393181237,
            "count": 37263327,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6421477577,
            "variance": 0.4123537427
          },
          {
            "average": 1.786222416,
            "count": 37263327,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8301155293,
            "variance": 0.689091792
          },
          {
            "average": 0.4974274036,
            "count": 37263327,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999933884,
            "variance": 0.2499933885
          },
          {
            "average": 0.0002892924725,
            "count": 37263327,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01700613978,
            "variance": 0.0002892087901
          },
          {
            "average": 1.205041971,
            "count": 37263327,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4699216173,
            "variance": 0.2208263264
          },
          {
            "average": 0.6314728674,
            "count": 37263327,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.34082929,
            "variance": 106.9327504
          },
          {
            "average": 0,
            "count": 37263327,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 631.1053758,
            "count": 37263327,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 710.5186787,
            "variance": 504836.7928
          },
          {
            "average": 222625162.3,
            "count": 37263327,
            "maximum": 222627361.8,
            "minimum": 222624055.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 793.6430118,
            "variance": 629869.2301
          },
          {
            "average": 0,
            "count": 37263327,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37263327,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37263327,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37263327,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37263327,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688631.8445,
          5363036.757,
          821.5564325,
          690188.4245,
          5364594.357,
          1708.336432
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688631.8444773046,
                5363036.75688357,
                821.5564324637656
              ],
              [
                688631.8444773046,
                5364594.35688357,
                821.5564324637656
              ],
              [
                690188.4244773047,
                5364594.35688357,
                1708.3364324637655
              ],
              [
                690188.4244773047,
                5363036.75688357,
                1708.3364324637655
              ],
              [
                688631.8444773046,
                5363036.75688357,
                821.5564324637656
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:42:41+00:00",
        "end_time": "2018-10-03T17:47:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.451796,
            48.39178903,
            821.5564325,
            -120.4300848,
            48.40625564,
            1708.336432
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45179604335502,
                  48.39225647997625,
                  821.5564324637656
                ],
                [
                  -120.45109632094595,
                  48.40625564239303,
                  821.5564324637656
                ],
                [
                  -120.43008482342091,
                  48.40578796592263,
                  1708.3364324637655
                ],
                [
                  -120.43079029847374,
                  48.3917890320775,
                  1708.3364324637655
                ],
                [
                  -120.45179604335502,
                  48.39225647997625,
                  821.5564324637656
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:42:41Z",
            "pc:count": 37263327,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689445.723,
                "count": 37263327,
                "maximum": 690188.4245,
                "minimum": 688631.8445,
                "name": "X",
                "position": 0,
                "stddev": 425.0599619,
                "variance": 180675.9712
              },
              {
                "average": 5363844.076,
                "count": 37263327,
                "maximum": 5364594.357,
                "minimum": 5363036.757,
                "name": "Y",
                "position": 1,
                "stddev": 427.7724333,
                "variance": 182989.2547
              },
              {
                "average": 1164.904115,
                "count": 37263327,
                "maximum": 1708.336432,
                "minimum": 821.5564325,
                "name": "Z",
                "position": 2,
                "stddev": 201.5755764,
                "variance": 40632.71302
              },
              {
                "average": 519.0084781,
                "count": 37263327,
                "maximum": 2498,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 300.8109493,
                "variance": 90487.22724
              },
              {
                "average": 1.393181237,
                "count": 37263327,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6421477577,
                "variance": 0.4123537427
              },
              {
                "average": 1.786222416,
                "count": 37263327,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8301155293,
                "variance": 0.689091792
              },
              {
                "average": 0.4974274036,
                "count": 37263327,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999933884,
                "variance": 0.2499933885
              },
              {
                "average": 0.0002892924725,
                "count": 37263327,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01700613978,
                "variance": 0.0002892087901
              },
              {
                "average": 1.205041971,
                "count": 37263327,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4699216173,
                "variance": 0.2208263264
              },
              {
                "average": 0.6314728674,
                "count": 37263327,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.34082929,
                "variance": 106.9327504
              },
              {
                "average": 0,
                "count": 37263327,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 631.1053758,
                "count": 37263327,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 710.5186787,
                "variance": 504836.7928
              },
              {
                "average": 222625162.3,
                "count": 37263327,
                "maximum": 222627361.8,
                "minimum": 222624055.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 793.6430118,
                "variance": 629869.2301
              },
              {
                "average": 0,
                "count": 37263327,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37263327,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37263327,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37263327,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37263327,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688631.8445,
              5363036.757,
              821.5564325,
              690188.4245,
              5364594.357,
              1708.336432
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688631.8444773046,
                    5363036.75688357,
                    821.5564324637656
                  ],
                  [
                    688631.8444773046,
                    5364594.35688357,
                    821.5564324637656
                  ],
                  [
                    690188.4244773047,
                    5364594.35688357,
                    1708.3364324637655
                  ],
                  [
                    690188.4244773047,
                    5363036.75688357,
                    1708.3364324637655
                  ],
                  [
                    688631.8444773046,
                    5363036.75688357,
                    821.5564324637656
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:42:41+00:00",
            "end_time": "2018-10-03T17:47:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51292445223787,
              48.43249643018856,
              987.129064172513
            ],
            [
              -120.51224056567645,
              48.44649561274164,
              987.129064172513
            ],
            [
              -120.49121283093072,
              48.44603884846634,
              2047.269064172513
            ],
            [
              -120.49190248331269,
              48.43203988919016,
              2047.269064172513
            ],
            [
              -120.51292445223787,
              48.43249643018856,
              987.129064172513
            ]
          ]
        ]
      },
      "bbox": [
        -120.5129245,
        48.43203989,
        987.1290642,
        -120.4912128,
        48.44649561,
        2047.269064
      ],
      "properties": {
        "datetime": "2018-09-26T17:57:33Z",
        "pc:count": 33635097,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684768.4439,
            "count": 33635097,
            "maximum": 685518.3148,
            "minimum": 683961.8348,
            "name": "X",
            "position": 0,
            "stddev": 453.4312145,
            "variance": 205599.8662
          },
          {
            "average": 5368152.273,
            "count": 33635097,
            "maximum": 5368917.869,
            "minimum": 5367360.329,
            "name": "Y",
            "position": 1,
            "stddev": 448.552393,
            "variance": 201199.2493
          },
          {
            "average": 1448.395776,
            "count": 33635097,
            "maximum": 2047.269064,
            "minimum": 987.1290642,
            "name": "Z",
            "position": 2,
            "stddev": 230.9965916,
            "variance": 53359.42533
          },
          {
            "average": 495.0269964,
            "count": 33635097,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 252.578421,
            "variance": 63795.85877
          },
          {
            "average": 1.225622569,
            "count": 33635097,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5264502997,
            "variance": 0.277149918
          },
          {
            "average": 1.451080667,
            "count": 33635097,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7447683208,
            "variance": 0.5546798517
          },
          {
            "average": 0.4976171765,
            "count": 33635097,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999943296,
            "variance": 0.2499943296
          },
          {
            "average": 0.0003210337107,
            "count": 33635097,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01791453761,
            "variance": 0.0003209306576
          },
          {
            "average": 1.392278191,
            "count": 33635097,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5635503125,
            "variance": 0.3175889548
          },
          {
            "average": -2.970362286,
            "count": 33635097,
            "maximum": 16.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.60582402,
            "variance": 112.4835031
          },
          {
            "average": 0,
            "count": 33635097,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 59.02496339,
            "count": 33635097,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.237630921,
            "variance": 1.531730297
          },
          {
            "average": 222018486.5,
            "count": 33635097,
            "maximum": 222019853.7,
            "minimum": 222017566,
            "name": "GpsTime",
            "position": 12,
            "stddev": 562.2093757,
            "variance": 316079.3821
          },
          {
            "average": 0,
            "count": 33635097,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33635097,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33635097,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33635097,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33635097,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          683961.8348,
          5367360.329,
          987.1290642,
          685518.3148,
          5368917.869,
          2047.269064
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                683961.8348253937,
                5367360.328959525,
                987.129064172513
              ],
              [
                683961.8348253937,
                5368917.868959524,
                987.129064172513
              ],
              [
                685518.3148253937,
                5368917.868959524,
                2047.269064172513
              ],
              [
                685518.3148253937,
                5367360.328959525,
                2047.269064172513
              ],
              [
                683961.8348253937,
                5367360.328959525,
                987.129064172513
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:57:33+00:00",
        "end_time": "2018-09-26T17:19:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5129245,
            48.43203989,
            987.1290642,
            -120.4912128,
            48.44649561,
            2047.269064
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51292445223787,
                  48.43249643018856,
                  987.129064172513
                ],
                [
                  -120.51224056567645,
                  48.44649561274164,
                  987.129064172513
                ],
                [
                  -120.49121283093072,
                  48.44603884846634,
                  2047.269064172513
                ],
                [
                  -120.49190248331269,
                  48.43203988919016,
                  2047.269064172513
                ],
                [
                  -120.51292445223787,
                  48.43249643018856,
                  987.129064172513
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:57:33Z",
            "pc:count": 33635097,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684768.4439,
                "count": 33635097,
                "maximum": 685518.3148,
                "minimum": 683961.8348,
                "name": "X",
                "position": 0,
                "stddev": 453.4312145,
                "variance": 205599.8662
              },
              {
                "average": 5368152.273,
                "count": 33635097,
                "maximum": 5368917.869,
                "minimum": 5367360.329,
                "name": "Y",
                "position": 1,
                "stddev": 448.552393,
                "variance": 201199.2493
              },
              {
                "average": 1448.395776,
                "count": 33635097,
                "maximum": 2047.269064,
                "minimum": 987.1290642,
                "name": "Z",
                "position": 2,
                "stddev": 230.9965916,
                "variance": 53359.42533
              },
              {
                "average": 495.0269964,
                "count": 33635097,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 252.578421,
                "variance": 63795.85877
              },
              {
                "average": 1.225622569,
                "count": 33635097,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5264502997,
                "variance": 0.277149918
              },
              {
                "average": 1.451080667,
                "count": 33635097,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7447683208,
                "variance": 0.5546798517
              },
              {
                "average": 0.4976171765,
                "count": 33635097,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999943296,
                "variance": 0.2499943296
              },
              {
                "average": 0.0003210337107,
                "count": 33635097,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01791453761,
                "variance": 0.0003209306576
              },
              {
                "average": 1.392278191,
                "count": 33635097,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5635503125,
                "variance": 0.3175889548
              },
              {
                "average": -2.970362286,
                "count": 33635097,
                "maximum": 16.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.60582402,
                "variance": 112.4835031
              },
              {
                "average": 0,
                "count": 33635097,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 59.02496339,
                "count": 33635097,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.237630921,
                "variance": 1.531730297
              },
              {
                "average": 222018486.5,
                "count": 33635097,
                "maximum": 222019853.7,
                "minimum": 222017566,
                "name": "GpsTime",
                "position": 12,
                "stddev": 562.2093757,
                "variance": 316079.3821
              },
              {
                "average": 0,
                "count": 33635097,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33635097,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33635097,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33635097,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33635097,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              683961.8348,
              5367360.329,
              987.1290642,
              685518.3148,
              5368917.869,
              2047.269064
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    683961.8348253937,
                    5367360.328959525,
                    987.129064172513
                  ],
                  [
                    683961.8348253937,
                    5368917.868959524,
                    987.129064172513
                  ],
                  [
                    685518.3148253937,
                    5368917.868959524,
                    2047.269064172513
                  ],
                  [
                    685518.3148253937,
                    5367360.328959525,
                    2047.269064172513
                  ],
                  [
                    683961.8348253937,
                    5367360.328959525,
                    987.129064172513
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:57:33+00:00",
            "end_time": "2018-09-26T17:19:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39273807758953,
              48.621885611227,
              1035.8163451355074
            ],
            [
              -120.3920160930773,
              48.63588859472508,
              1035.8163451355074
            ],
            [
              -120.37091120991049,
              48.635408460958125,
              1886.7963451355074
            ],
            [
              -120.37163902068092,
              48.621405712419076,
              1886.7963451355074
            ],
            [
              -120.39273807758953,
              48.621885611227,
              1035.8163451355074
            ]
          ]
        ]
      },
      "bbox": [
        -120.3927381,
        48.62140571,
        1035.816345,
        -120.3709112,
        48.63588859,
        1886.796345
      ],
      "properties": {
        "datetime": "2018-10-04T18:10:46Z",
        "pc:count": 39873837,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692882.3998,
            "count": 39873837,
            "maximum": 693689.3007,
            "minimum": 692132.7807,
            "name": "X",
            "position": 0,
            "stddev": 442.0617584,
            "variance": 195418.5982
          },
          {
            "average": 5389465.052,
            "count": 39873837,
            "maximum": 5390263.448,
            "minimum": 5388705.288,
            "name": "Y",
            "position": 1,
            "stddev": 434.1046627,
            "variance": 188446.8582
          },
          {
            "average": 1428.312154,
            "count": 39873837,
            "maximum": 1886.796345,
            "minimum": 1035.816345,
            "name": "Z",
            "position": 2,
            "stddev": 200.4741193,
            "variance": 40189.8725
          },
          {
            "average": 548.3080111,
            "count": 39873837,
            "maximum": 2782,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 353.0073116,
            "variance": 124614.1621
          },
          {
            "average": 1.490377487,
            "count": 39873837,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7534677539,
            "variance": 0.5677136562
          },
          {
            "average": 1.980260691,
            "count": 39873837,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9858254442,
            "variance": 0.9718518064
          },
          {
            "average": 0.4962268617,
            "count": 39873837,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999857695,
            "variance": 0.2499857697
          },
          {
            "average": 0.0003211128139,
            "count": 39873837,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0179167438,
            "variance": 0.0003210097085
          },
          {
            "average": 1.25453427,
            "count": 39873837,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5041941191,
            "variance": 0.2542117097
          },
          {
            "average": 1.918305967,
            "count": 39873837,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.31825977,
            "variance": 128.1030042
          },
          {
            "average": 0,
            "count": 39873837,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.8995516,
            "count": 39873837,
            "maximum": 107,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.906947322,
            "variance": 8.450342735
          },
          {
            "average": 222709124.3,
            "count": 39873837,
            "maximum": 222711846.2,
            "minimum": 222705144.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2246.386531,
            "variance": 5046252.446
          },
          {
            "average": 0,
            "count": 39873837,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39873837,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39873837,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39873837,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39873837,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692132.7807,
          5388705.288,
          1035.816345,
          693689.3007,
          5390263.448,
          1886.796345
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692132.7806808266,
                5388705.2877152935,
                1035.8163451355074
              ],
              [
                692132.7806808266,
                5390263.447715294,
                1035.8163451355074
              ],
              [
                693689.3006808267,
                5390263.447715294,
                1886.7963451355074
              ],
              [
                693689.3006808267,
                5388705.2877152935,
                1886.7963451355074
              ],
              [
                692132.7806808266,
                5388705.2877152935,
                1035.8163451355074
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:10:46+00:00",
        "end_time": "2018-10-04T16:19:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3927381,
            48.62140571,
            1035.816345,
            -120.3709112,
            48.63588859,
            1886.796345
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39273807758953,
                  48.621885611227,
                  1035.8163451355074
                ],
                [
                  -120.3920160930773,
                  48.63588859472508,
                  1035.8163451355074
                ],
                [
                  -120.37091120991049,
                  48.635408460958125,
                  1886.7963451355074
                ],
                [
                  -120.37163902068092,
                  48.621405712419076,
                  1886.7963451355074
                ],
                [
                  -120.39273807758953,
                  48.621885611227,
                  1035.8163451355074
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:10:46Z",
            "pc:count": 39873837,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692882.3998,
                "count": 39873837,
                "maximum": 693689.3007,
                "minimum": 692132.7807,
                "name": "X",
                "position": 0,
                "stddev": 442.0617584,
                "variance": 195418.5982
              },
              {
                "average": 5389465.052,
                "count": 39873837,
                "maximum": 5390263.448,
                "minimum": 5388705.288,
                "name": "Y",
                "position": 1,
                "stddev": 434.1046627,
                "variance": 188446.8582
              },
              {
                "average": 1428.312154,
                "count": 39873837,
                "maximum": 1886.796345,
                "minimum": 1035.816345,
                "name": "Z",
                "position": 2,
                "stddev": 200.4741193,
                "variance": 40189.8725
              },
              {
                "average": 548.3080111,
                "count": 39873837,
                "maximum": 2782,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 353.0073116,
                "variance": 124614.1621
              },
              {
                "average": 1.490377487,
                "count": 39873837,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7534677539,
                "variance": 0.5677136562
              },
              {
                "average": 1.980260691,
                "count": 39873837,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9858254442,
                "variance": 0.9718518064
              },
              {
                "average": 0.4962268617,
                "count": 39873837,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999857695,
                "variance": 0.2499857697
              },
              {
                "average": 0.0003211128139,
                "count": 39873837,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0179167438,
                "variance": 0.0003210097085
              },
              {
                "average": 1.25453427,
                "count": 39873837,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5041941191,
                "variance": 0.2542117097
              },
              {
                "average": 1.918305967,
                "count": 39873837,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.31825977,
                "variance": 128.1030042
              },
              {
                "average": 0,
                "count": 39873837,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.8995516,
                "count": 39873837,
                "maximum": 107,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.906947322,
                "variance": 8.450342735
              },
              {
                "average": 222709124.3,
                "count": 39873837,
                "maximum": 222711846.2,
                "minimum": 222705144.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2246.386531,
                "variance": 5046252.446
              },
              {
                "average": 0,
                "count": 39873837,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39873837,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39873837,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39873837,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39873837,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692132.7807,
              5388705.288,
              1035.816345,
              693689.3007,
              5390263.448,
              1886.796345
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692132.7806808266,
                    5388705.2877152935,
                    1035.8163451355074
                  ],
                  [
                    692132.7806808266,
                    5390263.447715294,
                    1035.8163451355074
                  ],
                  [
                    693689.3006808267,
                    5390263.447715294,
                    1886.7963451355074
                  ],
                  [
                    693689.3006808267,
                    5388705.2877152935,
                    1886.7963451355074
                  ],
                  [
                    692132.7806808266,
                    5388705.2877152935,
                    1035.8163451355074
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:10:46+00:00",
            "end_time": "2018-10-04T16:19:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37212205098179,
              48.581461892790585,
              689.312859257629
            ],
            [
              -120.37139541296727,
              48.59546438484906,
              689.312859257629
            ],
            [
              -120.35030799283128,
              48.59498077789076,
              1276.3728592576292
            ],
            [
              -120.35104044358562,
              48.58097852243982,
              1276.3728592576292
            ],
            [
              -120.37212205098179,
              48.581461892790585,
              689.312859257629
            ]
          ]
        ]
      },
      "bbox": [
        -120.3721221,
        48.58097852,
        689.3128593,
        -120.350308,
        48.59546438,
        1276.372859
      ],
      "properties": {
        "datetime": "2018-10-11T17:58:47Z",
        "pc:count": 42572539,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694636.9906,
            "count": 42572539,
            "maximum": 695363.0547,
            "minimum": 693806.5547,
            "name": "X",
            "position": 0,
            "stddev": 443.2811042,
            "variance": 196498.1373
          },
          {
            "average": 5385053.223,
            "count": 42572539,
            "maximum": 5385822.708,
            "minimum": 5384264.588,
            "name": "Y",
            "position": 1,
            "stddev": 434.7559676,
            "variance": 189012.7514
          },
          {
            "average": 987.7288969,
            "count": 42572539,
            "maximum": 1276.372859,
            "minimum": 689.3128593,
            "name": "Z",
            "position": 2,
            "stddev": 149.5874862,
            "variance": 22376.41602
          },
          {
            "average": 550.6070836,
            "count": 42572539,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 353.2656701,
            "variance": 124796.6337
          },
          {
            "average": 1.438546266,
            "count": 42572539,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6769570477,
            "variance": 0.4582708445
          },
          {
            "average": 1.876977058,
            "count": 42572539,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8624843358,
            "variance": 0.7438792295
          },
          {
            "average": 0.4981280304,
            "count": 42572539,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999965016,
            "variance": 0.2499965016
          },
          {
            "average": 0.0003100590265,
            "count": 42572539,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01760576318,
            "variance": 0.0003099628972
          },
          {
            "average": 1.227731144,
            "count": 42572539,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4679257824,
            "variance": 0.2189545378
          },
          {
            "average": -1.153079969,
            "count": 42572539,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.76169275,
            "variance": 115.8140309
          },
          {
            "average": 0,
            "count": 42572539,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.0807521,
            "count": 42572539,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.822957222,
            "variance": 77.84457414
          },
          {
            "average": 223119673.8,
            "count": 42572539,
            "maximum": 223315927.6,
            "minimum": 222710560.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 281920.4744,
            "variance": 79479153890.0
          },
          {
            "average": 0,
            "count": 42572539,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42572539,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42572539,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42572539,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42572539,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693806.5547,
          5384264.588,
          689.3128593,
          695363.0547,
          5385822.708,
          1276.372859
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693806.5546780565,
                5384264.587701297,
                689.312859257629
              ],
              [
                693806.5546780565,
                5385822.707701297,
                689.312859257629
              ],
              [
                695363.0546780565,
                5385822.707701297,
                1276.3728592576292
              ],
              [
                695363.0546780565,
                5384264.587701297,
                1276.3728592576292
              ],
              [
                693806.5546780565,
                5384264.587701297,
                689.312859257629
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:58:47+00:00",
        "end_time": "2018-10-04T17:49:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3721221,
            48.58097852,
            689.3128593,
            -120.350308,
            48.59546438,
            1276.372859
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37212205098179,
                  48.581461892790585,
                  689.312859257629
                ],
                [
                  -120.37139541296727,
                  48.59546438484906,
                  689.312859257629
                ],
                [
                  -120.35030799283128,
                  48.59498077789076,
                  1276.3728592576292
                ],
                [
                  -120.35104044358562,
                  48.58097852243982,
                  1276.3728592576292
                ],
                [
                  -120.37212205098179,
                  48.581461892790585,
                  689.312859257629
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:58:47Z",
            "pc:count": 42572539,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694636.9906,
                "count": 42572539,
                "maximum": 695363.0547,
                "minimum": 693806.5547,
                "name": "X",
                "position": 0,
                "stddev": 443.2811042,
                "variance": 196498.1373
              },
              {
                "average": 5385053.223,
                "count": 42572539,
                "maximum": 5385822.708,
                "minimum": 5384264.588,
                "name": "Y",
                "position": 1,
                "stddev": 434.7559676,
                "variance": 189012.7514
              },
              {
                "average": 987.7288969,
                "count": 42572539,
                "maximum": 1276.372859,
                "minimum": 689.3128593,
                "name": "Z",
                "position": 2,
                "stddev": 149.5874862,
                "variance": 22376.41602
              },
              {
                "average": 550.6070836,
                "count": 42572539,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 353.2656701,
                "variance": 124796.6337
              },
              {
                "average": 1.438546266,
                "count": 42572539,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6769570477,
                "variance": 0.4582708445
              },
              {
                "average": 1.876977058,
                "count": 42572539,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8624843358,
                "variance": 0.7438792295
              },
              {
                "average": 0.4981280304,
                "count": 42572539,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999965016,
                "variance": 0.2499965016
              },
              {
                "average": 0.0003100590265,
                "count": 42572539,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01760576318,
                "variance": 0.0003099628972
              },
              {
                "average": 1.227731144,
                "count": 42572539,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4679257824,
                "variance": 0.2189545378
              },
              {
                "average": -1.153079969,
                "count": 42572539,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.76169275,
                "variance": 115.8140309
              },
              {
                "average": 0,
                "count": 42572539,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.0807521,
                "count": 42572539,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.822957222,
                "variance": 77.84457414
              },
              {
                "average": 223119673.8,
                "count": 42572539,
                "maximum": 223315927.6,
                "minimum": 222710560.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 281920.4744,
                "variance": 79479153890.0
              },
              {
                "average": 0,
                "count": 42572539,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42572539,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42572539,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42572539,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42572539,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693806.5547,
              5384264.588,
              689.3128593,
              695363.0547,
              5385822.708,
              1276.372859
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693806.5546780565,
                    5384264.587701297,
                    689.312859257629
                  ],
                  [
                    693806.5546780565,
                    5385822.707701297,
                    689.312859257629
                  ],
                  [
                    695363.0546780565,
                    5385822.707701297,
                    1276.3728592576292
                  ],
                  [
                    695363.0546780565,
                    5384264.587701297,
                    1276.3728592576292
                  ],
                  [
                    693806.5546780565,
                    5384264.587701297,
                    689.312859257629
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:58:47+00:00",
            "end_time": "2018-10-04T17:49:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43313511903384,
              48.59475277036901,
              643.3664893004209
            ],
            [
              -120.43242499071813,
              48.60875626694097,
              643.3664893004209
            ],
            [
              -120.41138304936838,
              48.608284909991006,
              1004.8864893004209
            ],
            [
              -120.4120989815929,
              48.59428164406346,
              1004.8864893004209
            ],
            [
              -120.43313511903384,
              48.59475277036901,
              643.3664893004209
            ]
          ]
        ]
      },
      "bbox": [
        -120.4331351,
        48.59428164,
        643.3664893,
        -120.411383,
        48.60875627,
        1004.886489
      ],
      "properties": {
        "datetime": "2018-10-04T15:58:23Z",
        "pc:count": 29581220,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690062.6585,
            "count": 29581220,
            "maximum": 690810.2003,
            "minimum": 689257.5403,
            "name": "X",
            "position": 0,
            "stddev": 440.9845482,
            "variance": 194467.3717
          },
          {
            "average": 5386383.634,
            "count": 29581220,
            "maximum": 5387146.881,
            "minimum": 5385588.721,
            "name": "Y",
            "position": 1,
            "stddev": 433.354894,
            "variance": 187796.4641
          },
          {
            "average": 719.2392756,
            "count": 29581220,
            "maximum": 1004.886489,
            "minimum": 643.3664893,
            "name": "Z",
            "position": 2,
            "stddev": 95.43876709,
            "variance": 9108.558263
          },
          {
            "average": 673.8254233,
            "count": 29581220,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 383.0158022,
            "variance": 146701.1047
          },
          {
            "average": 1.17334951,
            "count": 29581220,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4189782314,
            "variance": 0.1755427584
          },
          {
            "average": 1.346711359,
            "count": 29581220,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5685333077,
            "variance": 0.3232301219
          },
          {
            "average": 0.4993303522,
            "count": 29581220,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49999956,
            "variance": 0.24999956
          },
          {
            "average": 0.0002961000256,
            "count": 29581220,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01720500975,
            "variance": 0.0002960123604
          },
          {
            "average": 1.343479579,
            "count": 29581220,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4971155486,
            "variance": 0.2471238686
          },
          {
            "average": 0.2294290689,
            "count": 29581220,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.940509865,
            "variance": 98.81373637
          },
          {
            "average": 0,
            "count": 29581220,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 240.9122841,
            "count": 29581220,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 427.4056737,
            "variance": 182675.6099
          },
          {
            "average": 222654080.9,
            "count": 29581220,
            "maximum": 222703903.1,
            "minimum": 222625072.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 36955.84985,
            "variance": 1365734838
          },
          {
            "average": 0,
            "count": 29581220,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29581220,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29581220,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29581220,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29581220,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689257.5403,
          5385588.721,
          643.3664893,
          690810.2003,
          5387146.881,
          1004.886489
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689257.5403172522,
                5385588.721328564,
                643.3664893004209
              ],
              [
                689257.5403172522,
                5387146.881328564,
                643.3664893004209
              ],
              [
                690810.2003172521,
                5387146.881328564,
                1004.8864893004209
              ],
              [
                690810.2003172521,
                5385588.721328564,
                1004.8864893004209
              ],
              [
                689257.5403172522,
                5385588.721328564,
                643.3664893004209
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T15:58:23+00:00",
        "end_time": "2018-10-03T18:04:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4331351,
            48.59428164,
            643.3664893,
            -120.411383,
            48.60875627,
            1004.886489
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43313511903384,
                  48.59475277036901,
                  643.3664893004209
                ],
                [
                  -120.43242499071813,
                  48.60875626694097,
                  643.3664893004209
                ],
                [
                  -120.41138304936838,
                  48.608284909991006,
                  1004.8864893004209
                ],
                [
                  -120.4120989815929,
                  48.59428164406346,
                  1004.8864893004209
                ],
                [
                  -120.43313511903384,
                  48.59475277036901,
                  643.3664893004209
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T15:58:23Z",
            "pc:count": 29581220,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690062.6585,
                "count": 29581220,
                "maximum": 690810.2003,
                "minimum": 689257.5403,
                "name": "X",
                "position": 0,
                "stddev": 440.9845482,
                "variance": 194467.3717
              },
              {
                "average": 5386383.634,
                "count": 29581220,
                "maximum": 5387146.881,
                "minimum": 5385588.721,
                "name": "Y",
                "position": 1,
                "stddev": 433.354894,
                "variance": 187796.4641
              },
              {
                "average": 719.2392756,
                "count": 29581220,
                "maximum": 1004.886489,
                "minimum": 643.3664893,
                "name": "Z",
                "position": 2,
                "stddev": 95.43876709,
                "variance": 9108.558263
              },
              {
                "average": 673.8254233,
                "count": 29581220,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 383.0158022,
                "variance": 146701.1047
              },
              {
                "average": 1.17334951,
                "count": 29581220,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4189782314,
                "variance": 0.1755427584
              },
              {
                "average": 1.346711359,
                "count": 29581220,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5685333077,
                "variance": 0.3232301219
              },
              {
                "average": 0.4993303522,
                "count": 29581220,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49999956,
                "variance": 0.24999956
              },
              {
                "average": 0.0002961000256,
                "count": 29581220,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01720500975,
                "variance": 0.0002960123604
              },
              {
                "average": 1.343479579,
                "count": 29581220,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4971155486,
                "variance": 0.2471238686
              },
              {
                "average": 0.2294290689,
                "count": 29581220,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.940509865,
                "variance": 98.81373637
              },
              {
                "average": 0,
                "count": 29581220,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 240.9122841,
                "count": 29581220,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 427.4056737,
                "variance": 182675.6099
              },
              {
                "average": 222654080.9,
                "count": 29581220,
                "maximum": 222703903.1,
                "minimum": 222625072.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 36955.84985,
                "variance": 1365734838
              },
              {
                "average": 0,
                "count": 29581220,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29581220,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29581220,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29581220,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29581220,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689257.5403,
              5385588.721,
              643.3664893,
              690810.2003,
              5387146.881,
              1004.886489
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689257.5403172522,
                    5385588.721328564,
                    643.3664893004209
                  ],
                  [
                    689257.5403172522,
                    5387146.881328564,
                    643.3664893004209
                  ],
                  [
                    690810.2003172521,
                    5387146.881328564,
                    1004.8864893004209
                  ],
                  [
                    690810.2003172521,
                    5385588.721328564,
                    1004.8864893004209
                  ],
                  [
                    689257.5403172522,
                    5385588.721328564,
                    643.3664893004209
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T15:58:23+00:00",
            "end_time": "2018-10-03T18:04:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51253711891357,
              48.39201386205666,
              977.6706241318116
            ],
            [
              -120.5118541323159,
              48.40601242038538,
              977.6706241318116
            ],
            [
              -120.49084174726703,
              48.40555584056974,
              1723.7506241318115
            ],
            [
              -120.49153048699628,
              48.3915575053795,
              1723.7506241318115
            ],
            [
              -120.51253711891357,
              48.39201386205666,
              977.6706241318116
            ]
          ]
        ]
      },
      "bbox": [
        -120.5125371,
        48.39155751,
        977.6706241,
        -120.4908417,
        48.40601242,
        1723.750624
      ],
      "properties": {
        "datetime": "2018-09-26T17:58:42Z",
        "pc:count": 32085178,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684883.7866,
            "count": 32085178,
            "maximum": 685693.2531,
            "minimum": 684136.6731,
            "name": "X",
            "position": 0,
            "stddev": 438.4832101,
            "variance": 192267.5256
          },
          {
            "average": 5363668.583,
            "count": 32085178,
            "maximum": 5364419.427,
            "minimum": 5362861.967,
            "name": "Y",
            "position": 1,
            "stddev": 442.9726301,
            "variance": 196224.751
          },
          {
            "average": 1335.159538,
            "count": 32085178,
            "maximum": 1723.750624,
            "minimum": 977.6706241,
            "name": "Z",
            "position": 2,
            "stddev": 165.9256743,
            "variance": 27531.3294
          },
          {
            "average": 477.7889496,
            "count": 32085178,
            "maximum": 4095,
            "minimum": 58,
            "name": "Intensity",
            "position": 3,
            "stddev": 235.8854338,
            "variance": 55641.93787
          },
          {
            "average": 1.233302181,
            "count": 32085178,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5179736967,
            "variance": 0.2682967504
          },
          {
            "average": 1.466575782,
            "count": 32085178,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7190921611,
            "variance": 0.5170935361
          },
          {
            "average": 0.4979332201,
            "count": 32085178,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999957362,
            "variance": 0.2499957362
          },
          {
            "average": 0.0002977075583,
            "count": 32085178,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0172516358,
            "variance": 0.0002976189378
          },
          {
            "average": 1.363439405,
            "count": 32085178,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5590705915,
            "variance": 0.3125599263
          },
          {
            "average": -1.887113024,
            "count": 32085178,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.39563373,
            "variance": 108.0692007
          },
          {
            "average": 0,
            "count": 32085178,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 58.95662306,
            "count": 32085178,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.23713151,
            "variance": 1.530494372
          },
          {
            "average": 222018455.4,
            "count": 32085178,
            "maximum": 222019922.5,
            "minimum": 222017492.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 586.5131078,
            "variance": 343997.6256
          },
          {
            "average": 0,
            "count": 32085178,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32085178,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32085178,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32085178,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32085178,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          684136.6731,
          5362861.967,
          977.6706241,
          685693.2531,
          5364419.427,
          1723.750624
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                684136.6731053719,
                5362861.966908695,
                977.6706241318116
              ],
              [
                684136.6731053719,
                5364419.426908696,
                977.6706241318116
              ],
              [
                685693.253105372,
                5364419.426908696,
                1723.7506241318115
              ],
              [
                685693.253105372,
                5362861.966908695,
                1723.7506241318115
              ],
              [
                684136.6731053719,
                5362861.966908695,
                977.6706241318116
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:58:42+00:00",
        "end_time": "2018-09-26T17:18:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5125371,
            48.39155751,
            977.6706241,
            -120.4908417,
            48.40601242,
            1723.750624
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51253711891357,
                  48.39201386205666,
                  977.6706241318116
                ],
                [
                  -120.5118541323159,
                  48.40601242038538,
                  977.6706241318116
                ],
                [
                  -120.49084174726703,
                  48.40555584056974,
                  1723.7506241318115
                ],
                [
                  -120.49153048699628,
                  48.3915575053795,
                  1723.7506241318115
                ],
                [
                  -120.51253711891357,
                  48.39201386205666,
                  977.6706241318116
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:58:42Z",
            "pc:count": 32085178,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684883.7866,
                "count": 32085178,
                "maximum": 685693.2531,
                "minimum": 684136.6731,
                "name": "X",
                "position": 0,
                "stddev": 438.4832101,
                "variance": 192267.5256
              },
              {
                "average": 5363668.583,
                "count": 32085178,
                "maximum": 5364419.427,
                "minimum": 5362861.967,
                "name": "Y",
                "position": 1,
                "stddev": 442.9726301,
                "variance": 196224.751
              },
              {
                "average": 1335.159538,
                "count": 32085178,
                "maximum": 1723.750624,
                "minimum": 977.6706241,
                "name": "Z",
                "position": 2,
                "stddev": 165.9256743,
                "variance": 27531.3294
              },
              {
                "average": 477.7889496,
                "count": 32085178,
                "maximum": 4095,
                "minimum": 58,
                "name": "Intensity",
                "position": 3,
                "stddev": 235.8854338,
                "variance": 55641.93787
              },
              {
                "average": 1.233302181,
                "count": 32085178,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5179736967,
                "variance": 0.2682967504
              },
              {
                "average": 1.466575782,
                "count": 32085178,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7190921611,
                "variance": 0.5170935361
              },
              {
                "average": 0.4979332201,
                "count": 32085178,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999957362,
                "variance": 0.2499957362
              },
              {
                "average": 0.0002977075583,
                "count": 32085178,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0172516358,
                "variance": 0.0002976189378
              },
              {
                "average": 1.363439405,
                "count": 32085178,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5590705915,
                "variance": 0.3125599263
              },
              {
                "average": -1.887113024,
                "count": 32085178,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.39563373,
                "variance": 108.0692007
              },
              {
                "average": 0,
                "count": 32085178,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 58.95662306,
                "count": 32085178,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.23713151,
                "variance": 1.530494372
              },
              {
                "average": 222018455.4,
                "count": 32085178,
                "maximum": 222019922.5,
                "minimum": 222017492.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 586.5131078,
                "variance": 343997.6256
              },
              {
                "average": 0,
                "count": 32085178,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32085178,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32085178,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32085178,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32085178,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              684136.6731,
              5362861.967,
              977.6706241,
              685693.2531,
              5364419.427,
              1723.750624
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    684136.6731053719,
                    5362861.966908695,
                    977.6706241318116
                  ],
                  [
                    684136.6731053719,
                    5364419.426908696,
                    977.6706241318116
                  ],
                  [
                    685693.253105372,
                    5364419.426908696,
                    1723.7506241318115
                  ],
                  [
                    685693.253105372,
                    5362861.966908695,
                    1723.7506241318115
                  ],
                  [
                    684136.6731053719,
                    5362861.966908695,
                    977.6706241318116
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:58:42+00:00",
            "end_time": "2018-09-26T17:18:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37155720132935,
              48.50048807942417,
              1079.0794235007957
            ],
            [
              -120.37083254575568,
              48.51448932505986,
              1079.0794235007957
            ],
            [
              -120.34977713610301,
              48.51400617715356,
              1652.0394235007957
            ],
            [
              -120.35050757851253,
              48.50000516779558,
              1652.0394235007957
            ],
            [
              -120.37155720132935,
              48.50048807942417,
              1079.0794235007957
            ]
          ]
        ]
      },
      "bbox": [
        -120.3715572,
        48.50000517,
        1079.079424,
        -120.3497771,
        48.51448933,
        1652.039424
      ],
      "properties": {
        "datetime": "2018-10-11T17:56:28Z",
        "pc:count": 46353172,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694954.7552,
            "count": 46353172,
            "maximum": 695714.4534,
            "minimum": 694157.8334,
            "name": "X",
            "position": 0,
            "stddev": 446.7751864,
            "variance": 199608.0671
          },
          {
            "average": 5376054.565,
            "count": 46353172,
            "maximum": 5376824.388,
            "minimum": 5375266.428,
            "name": "Y",
            "position": 1,
            "stddev": 428.076784,
            "variance": 183249.733
          },
          {
            "average": 1429.656563,
            "count": 46353172,
            "maximum": 1652.039424,
            "minimum": 1079.079424,
            "name": "Z",
            "position": 2,
            "stddev": 131.240892,
            "variance": 17224.17173
          },
          {
            "average": 538.392007,
            "count": 46353172,
            "maximum": 2579,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 381.1441812,
            "variance": 145270.8868
          },
          {
            "average": 1.578168825,
            "count": 46353172,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8005522089,
            "variance": 0.6408838392
          },
          {
            "average": 2.156423189,
            "count": 46353172,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.00507161,
            "variance": 1.010168941
          },
          {
            "average": 0.4963486641,
            "count": 46353172,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499986673,
            "variance": 0.2499866731
          },
          {
            "average": 0.0003133550386,
            "count": 46353172,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01769906365,
            "variance": 0.0003132568539
          },
          {
            "average": 1.252394766,
            "count": 46353172,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4978978533,
            "variance": 0.2479022723
          },
          {
            "average": -0.7296477142,
            "count": 46353172,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.75333923,
            "variance": 138.1409832
          },
          {
            "average": 0,
            "count": 46353172,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.7816154,
            "count": 46353172,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.92166335,
            "variance": 79.59607693
          },
          {
            "average": 223110541.1,
            "count": 46353172,
            "maximum": 223315788.2,
            "minimum": 222710697.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 285195.9949,
            "variance": 81336755490.0
          },
          {
            "average": 0,
            "count": 46353172,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46353172,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46353172,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46353172,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46353172,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694157.8334,
          5375266.428,
          1079.079424,
          695714.4534,
          5376824.388,
          1652.039424
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694157.8334387469,
                5375266.4282826185,
                1079.0794235007957
              ],
              [
                694157.8334387469,
                5376824.388282619,
                1079.0794235007957
              ],
              [
                695714.453438747,
                5376824.388282619,
                1652.0394235007957
              ],
              [
                695714.453438747,
                5375266.4282826185,
                1652.0394235007957
              ],
              [
                694157.8334387469,
                5375266.4282826185,
                1079.0794235007957
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:56:28+00:00",
        "end_time": "2018-10-04T17:51:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3715572,
            48.50000517,
            1079.079424,
            -120.3497771,
            48.51448933,
            1652.039424
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37155720132935,
                  48.50048807942417,
                  1079.0794235007957
                ],
                [
                  -120.37083254575568,
                  48.51448932505986,
                  1079.0794235007957
                ],
                [
                  -120.34977713610301,
                  48.51400617715356,
                  1652.0394235007957
                ],
                [
                  -120.35050757851253,
                  48.50000516779558,
                  1652.0394235007957
                ],
                [
                  -120.37155720132935,
                  48.50048807942417,
                  1079.0794235007957
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:56:28Z",
            "pc:count": 46353172,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694954.7552,
                "count": 46353172,
                "maximum": 695714.4534,
                "minimum": 694157.8334,
                "name": "X",
                "position": 0,
                "stddev": 446.7751864,
                "variance": 199608.0671
              },
              {
                "average": 5376054.565,
                "count": 46353172,
                "maximum": 5376824.388,
                "minimum": 5375266.428,
                "name": "Y",
                "position": 1,
                "stddev": 428.076784,
                "variance": 183249.733
              },
              {
                "average": 1429.656563,
                "count": 46353172,
                "maximum": 1652.039424,
                "minimum": 1079.079424,
                "name": "Z",
                "position": 2,
                "stddev": 131.240892,
                "variance": 17224.17173
              },
              {
                "average": 538.392007,
                "count": 46353172,
                "maximum": 2579,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 381.1441812,
                "variance": 145270.8868
              },
              {
                "average": 1.578168825,
                "count": 46353172,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8005522089,
                "variance": 0.6408838392
              },
              {
                "average": 2.156423189,
                "count": 46353172,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.00507161,
                "variance": 1.010168941
              },
              {
                "average": 0.4963486641,
                "count": 46353172,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499986673,
                "variance": 0.2499866731
              },
              {
                "average": 0.0003133550386,
                "count": 46353172,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01769906365,
                "variance": 0.0003132568539
              },
              {
                "average": 1.252394766,
                "count": 46353172,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4978978533,
                "variance": 0.2479022723
              },
              {
                "average": -0.7296477142,
                "count": 46353172,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.75333923,
                "variance": 138.1409832
              },
              {
                "average": 0,
                "count": 46353172,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.7816154,
                "count": 46353172,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.92166335,
                "variance": 79.59607693
              },
              {
                "average": 223110541.1,
                "count": 46353172,
                "maximum": 223315788.2,
                "minimum": 222710697.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 285195.9949,
                "variance": 81336755490.0
              },
              {
                "average": 0,
                "count": 46353172,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46353172,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46353172,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46353172,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46353172,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694157.8334,
              5375266.428,
              1079.079424,
              695714.4534,
              5376824.388,
              1652.039424
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694157.8334387469,
                    5375266.4282826185,
                    1079.0794235007957
                  ],
                  [
                    694157.8334387469,
                    5376824.388282619,
                    1079.0794235007957
                  ],
                  [
                    695714.453438747,
                    5376824.388282619,
                    1652.0394235007957
                  ],
                  [
                    695714.453438747,
                    5375266.4282826185,
                    1652.0394235007957
                  ],
                  [
                    694157.8334387469,
                    5375266.4282826185,
                    1079.0794235007957
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:56:28+00:00",
            "end_time": "2018-10-04T17:51:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.36954247535104,
              48.30996193968562,
              1906.7041475342708
            ],
            [
              -120.36945957935689,
              48.311573705204616,
              1906.7041475342708
            ],
            [
              -120.36864609128625,
              48.31155508424917,
              1944.464147534271
            ],
            [
              -120.36872901284364,
              48.30994331977783,
              1944.464147534271
            ],
            [
              -120.36954247535104,
              48.30996193968562,
              1906.7041475342708
            ]
          ]
        ]
      },
      "bbox": [
        -120.3695425,
        48.30994332,
        1906.704148,
        -120.3686461,
        48.31157371,
        1944.464148
      ],
      "properties": {
        "datetime": "2018-10-04T18:01:22Z",
        "pc:count": 83807,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695058.7848,
            "count": 83807,
            "maximum": 695094.5683,
            "minimum": 695034.1883,
            "name": "X",
            "position": 0,
            "stddev": 13.9512999,
            "variance": 194.638769
          },
          {
            "average": 5354207.407,
            "count": 83807,
            "maximum": 5354275.828,
            "minimum": 5354096.488,
            "name": "Y",
            "position": 1,
            "stddev": 43.41977817,
            "variance": 1885.277136
          },
          {
            "average": 1917.606797,
            "count": 83807,
            "maximum": 1944.464148,
            "minimum": 1906.704148,
            "name": "Z",
            "position": 2,
            "stddev": 5.197606925,
            "variance": 27.01511775
          },
          {
            "average": 384.8507881,
            "count": 83807,
            "maximum": 1719,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 234.322905,
            "variance": 54907.22382
          },
          {
            "average": 1.213955875,
            "count": 83807,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5543138874,
            "variance": 0.3072638857
          },
          {
            "average": 1.430501032,
            "count": 83807,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8177836968,
            "variance": 0.6687701747
          },
          {
            "average": 0.5005548463,
            "count": 83807,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000026752,
            "variance": 0.2500026752
          },
          {
            "average": 0,
            "count": 83807,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.531852948,
            "count": 83807,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5836543858,
            "variance": 0.340652442
          },
          {
            "average": 9.653000827,
            "count": 83807,
            "maximum": 16.99799919,
            "minimum": 4.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 5.378024755,
            "variance": 28.92315026
          },
          {
            "average": 0,
            "count": 83807,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 105.578293,
            "count": 83807,
            "maximum": 106,
            "minimum": 105,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.493835113,
            "variance": 0.2438731188
          },
          {
            "average": 222711181.1,
            "count": 83807,
            "maximum": 222711282.4,
            "minimum": 222711042.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 117.1944834,
            "variance": 13734.54694
          },
          {
            "average": 0,
            "count": 83807,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 83807,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 83807,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 83807,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 83807,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695034.1883,
          5354096.488,
          1906.704148,
          695094.5683,
          5354275.828,
          1944.464148
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695034.1882641732,
                5354096.487516558,
                1906.7041475342708
              ],
              [
                695034.1882641732,
                5354275.827516558,
                1906.7041475342708
              ],
              [
                695094.5682641731,
                5354275.827516558,
                1944.464147534271
              ],
              [
                695094.5682641731,
                5354096.487516558,
                1944.464147534271
              ],
              [
                695034.1882641732,
                5354096.487516558,
                1906.7041475342708
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:01:22+00:00",
        "end_time": "2018-10-04T17:57:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3695425,
            48.30994332,
            1906.704148,
            -120.3686461,
            48.31157371,
            1944.464148
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.36954247535104,
                  48.30996193968562,
                  1906.7041475342708
                ],
                [
                  -120.36945957935689,
                  48.311573705204616,
                  1906.7041475342708
                ],
                [
                  -120.36864609128625,
                  48.31155508424917,
                  1944.464147534271
                ],
                [
                  -120.36872901284364,
                  48.30994331977783,
                  1944.464147534271
                ],
                [
                  -120.36954247535104,
                  48.30996193968562,
                  1906.7041475342708
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:01:22Z",
            "pc:count": 83807,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695058.7848,
                "count": 83807,
                "maximum": 695094.5683,
                "minimum": 695034.1883,
                "name": "X",
                "position": 0,
                "stddev": 13.9512999,
                "variance": 194.638769
              },
              {
                "average": 5354207.407,
                "count": 83807,
                "maximum": 5354275.828,
                "minimum": 5354096.488,
                "name": "Y",
                "position": 1,
                "stddev": 43.41977817,
                "variance": 1885.277136
              },
              {
                "average": 1917.606797,
                "count": 83807,
                "maximum": 1944.464148,
                "minimum": 1906.704148,
                "name": "Z",
                "position": 2,
                "stddev": 5.197606925,
                "variance": 27.01511775
              },
              {
                "average": 384.8507881,
                "count": 83807,
                "maximum": 1719,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 234.322905,
                "variance": 54907.22382
              },
              {
                "average": 1.213955875,
                "count": 83807,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5543138874,
                "variance": 0.3072638857
              },
              {
                "average": 1.430501032,
                "count": 83807,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8177836968,
                "variance": 0.6687701747
              },
              {
                "average": 0.5005548463,
                "count": 83807,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000026752,
                "variance": 0.2500026752
              },
              {
                "average": 0,
                "count": 83807,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.531852948,
                "count": 83807,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5836543858,
                "variance": 0.340652442
              },
              {
                "average": 9.653000827,
                "count": 83807,
                "maximum": 16.99799919,
                "minimum": 4.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 5.378024755,
                "variance": 28.92315026
              },
              {
                "average": 0,
                "count": 83807,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 105.578293,
                "count": 83807,
                "maximum": 106,
                "minimum": 105,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.493835113,
                "variance": 0.2438731188
              },
              {
                "average": 222711181.1,
                "count": 83807,
                "maximum": 222711282.4,
                "minimum": 222711042.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 117.1944834,
                "variance": 13734.54694
              },
              {
                "average": 0,
                "count": 83807,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 83807,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 83807,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 83807,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 83807,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695034.1883,
              5354096.488,
              1906.704148,
              695094.5683,
              5354275.828,
              1944.464148
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695034.1882641732,
                    5354096.487516558,
                    1906.7041475342708
                  ],
                  [
                    695034.1882641732,
                    5354275.827516558,
                    1906.7041475342708
                  ],
                  [
                    695094.5682641731,
                    5354275.827516558,
                    1944.464147534271
                  ],
                  [
                    695094.5682641731,
                    5354096.487516558,
                    1944.464147534271
                  ],
                  [
                    695034.1882641732,
                    5354096.487516558,
                    1906.7041475342708
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:01:22+00:00",
            "end_time": "2018-10-04T17:57:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37531587774568,
              48.72990561250474,
              2177.6786857752263
            ],
            [
              -120.37515708482069,
              48.73295422251185,
              2177.6786857752263
            ],
            [
              -120.37220966798269,
              48.732886999879135,
              2483.958685775226
            ],
            [
              -120.37236863871506,
              48.72983839703866,
              2483.958685775226
            ],
            [
              -120.37531587774568,
              48.72990561250474,
              2177.6786857752263
            ]
          ]
        ]
      },
      "bbox": [
        -120.3753159,
        48.7298384,
        2177.678686,
        -120.3722097,
        48.73295422,
        2483.958686
      ],
      "properties": {
        "datetime": "2018-10-04T18:13:33Z",
        "pc:count": 601217,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693141.3603,
            "count": 601217,
            "maximum": 693220.1786,
            "minimum": 693003.2186,
            "name": "X",
            "position": 0,
            "stddev": 49.74523347,
            "variance": 2474.588253
          },
          {
            "average": 5400890.442,
            "count": 601217,
            "maximum": 5401094.329,
            "minimum": 5400755.089,
            "name": "Y",
            "position": 1,
            "stddev": 78.48863103,
            "variance": 6160.465202
          },
          {
            "average": 2387.900713,
            "count": 601217,
            "maximum": 2483.958686,
            "minimum": 2177.678686,
            "name": "Z",
            "position": 2,
            "stddev": 66.69247494,
            "variance": 4447.886214
          },
          {
            "average": 776.8928124,
            "count": 601217,
            "maximum": 3107,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 489.4346088,
            "variance": 239546.2363
          },
          {
            "average": 1.062501559,
            "count": 601217,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2691291617,
            "variance": 0.07243050568
          },
          {
            "average": 1.124989812,
            "count": 601217,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3883857401,
            "variance": 0.1508434831
          },
          {
            "average": 0.4979267053,
            "count": 601217,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999961173,
            "variance": 0.2499961173
          },
          {
            "average": 0.0003077091965,
            "count": 601217,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0175389573,
            "variance": 0.0003076150232
          },
          {
            "average": 1.484104741,
            "count": 601217,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5810934244,
            "variance": 0.3376695679
          },
          {
            "average": 13.55366172,
            "count": 601217,
            "maximum": 22.00200081,
            "minimum": 1.998000026,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 6.264124363,
            "variance": 39.23925404
          },
          {
            "average": 0,
            "count": 601217,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 105.4297899,
            "count": 601217,
            "maximum": 107,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.498357193,
            "variance": 2.245074277
          },
          {
            "average": 222711129.8,
            "count": 601217,
            "maximum": 222712013.7,
            "minimum": 222710324.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 840.7458869,
            "variance": 706853.6463
          },
          {
            "average": 0,
            "count": 601217,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 601217,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 601217,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 601217,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 601217,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693003.2186,
          5400755.089,
          2177.678686,
          693220.1786,
          5401094.329,
          2483.958686
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693003.2186345097,
                5400755.088649216,
                2177.6786857752263
              ],
              [
                693003.2186345097,
                5401094.328649216,
                2177.6786857752263
              ],
              [
                693220.1786345097,
                5401094.328649216,
                2483.958685775226
              ],
              [
                693220.1786345097,
                5400755.088649216,
                2483.958685775226
              ],
              [
                693003.2186345097,
                5400755.088649216,
                2177.6786857752263
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:13:33+00:00",
        "end_time": "2018-10-04T17:45:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3753159,
            48.7298384,
            2177.678686,
            -120.3722097,
            48.73295422,
            2483.958686
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37531587774568,
                  48.72990561250474,
                  2177.6786857752263
                ],
                [
                  -120.37515708482069,
                  48.73295422251185,
                  2177.6786857752263
                ],
                [
                  -120.37220966798269,
                  48.732886999879135,
                  2483.958685775226
                ],
                [
                  -120.37236863871506,
                  48.72983839703866,
                  2483.958685775226
                ],
                [
                  -120.37531587774568,
                  48.72990561250474,
                  2177.6786857752263
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:13:33Z",
            "pc:count": 601217,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693141.3603,
                "count": 601217,
                "maximum": 693220.1786,
                "minimum": 693003.2186,
                "name": "X",
                "position": 0,
                "stddev": 49.74523347,
                "variance": 2474.588253
              },
              {
                "average": 5400890.442,
                "count": 601217,
                "maximum": 5401094.329,
                "minimum": 5400755.089,
                "name": "Y",
                "position": 1,
                "stddev": 78.48863103,
                "variance": 6160.465202
              },
              {
                "average": 2387.900713,
                "count": 601217,
                "maximum": 2483.958686,
                "minimum": 2177.678686,
                "name": "Z",
                "position": 2,
                "stddev": 66.69247494,
                "variance": 4447.886214
              },
              {
                "average": 776.8928124,
                "count": 601217,
                "maximum": 3107,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 489.4346088,
                "variance": 239546.2363
              },
              {
                "average": 1.062501559,
                "count": 601217,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2691291617,
                "variance": 0.07243050568
              },
              {
                "average": 1.124989812,
                "count": 601217,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3883857401,
                "variance": 0.1508434831
              },
              {
                "average": 0.4979267053,
                "count": 601217,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999961173,
                "variance": 0.2499961173
              },
              {
                "average": 0.0003077091965,
                "count": 601217,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0175389573,
                "variance": 0.0003076150232
              },
              {
                "average": 1.484104741,
                "count": 601217,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5810934244,
                "variance": 0.3376695679
              },
              {
                "average": 13.55366172,
                "count": 601217,
                "maximum": 22.00200081,
                "minimum": 1.998000026,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 6.264124363,
                "variance": 39.23925404
              },
              {
                "average": 0,
                "count": 601217,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 105.4297899,
                "count": 601217,
                "maximum": 107,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.498357193,
                "variance": 2.245074277
              },
              {
                "average": 222711129.8,
                "count": 601217,
                "maximum": 222712013.7,
                "minimum": 222710324.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 840.7458869,
                "variance": 706853.6463
              },
              {
                "average": 0,
                "count": 601217,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 601217,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 601217,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 601217,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 601217,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693003.2186,
              5400755.089,
              2177.678686,
              693220.1786,
              5401094.329,
              2483.958686
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693003.2186345097,
                    5400755.088649216,
                    2177.6786857752263
                  ],
                  [
                    693003.2186345097,
                    5401094.328649216,
                    2177.6786857752263
                  ],
                  [
                    693220.1786345097,
                    5401094.328649216,
                    2483.958685775226
                  ],
                  [
                    693220.1786345097,
                    5400755.088649216,
                    2483.958685775226
                  ],
                  [
                    693003.2186345097,
                    5400755.088649216,
                    2177.6786857752263
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:13:33+00:00",
            "end_time": "2018-10-04T17:45:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37967288251758,
              48.716386960952434,
              2175.5759656985415
            ],
            [
              -120.37896220947472,
              48.73005616423703,
              2175.5759656985415
            ],
            [
              -120.37156855042882,
              48.729887634194334,
              2465.015965698541
            ],
            [
              -120.37228122258392,
              48.71621851145164,
              2465.015965698541
            ],
            [
              -120.37967288251758,
              48.716386960952434,
              2175.5759656985415
            ]
          ]
        ]
      },
      "bbox": [
        -120.3796729,
        48.71621851,
        2175.575966,
        -120.3715686,
        48.73005616,
        2465.015966
      ],
      "properties": {
        "datetime": "2018-10-04T18:13:29Z",
        "pc:count": 6058154,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693092.2458,
            "count": 6058154,
            "maximum": 693278.8182,
            "minimum": 692734.5382,
            "name": "X",
            "position": 0,
            "stddev": 127.1723101,
            "variance": 16172.79646
          },
          {
            "average": 5399844.322,
            "count": 6058154,
            "maximum": 5400762.591,
            "minimum": 5399241.531,
            "name": "Y",
            "position": 1,
            "stddev": 429.1432046,
            "variance": 184163.8901
          },
          {
            "average": 2306.845852,
            "count": 6058154,
            "maximum": 2465.015966,
            "minimum": 2175.575966,
            "name": "Z",
            "position": 2,
            "stddev": 57.16942355,
            "variance": 3268.342989
          },
          {
            "average": 917.8995499,
            "count": 6058154,
            "maximum": 3349,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 493.8168821,
            "variance": 243855.1131
          },
          {
            "average": 1.137538597,
            "count": 6058154,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4726128598,
            "variance": 0.2233629152
          },
          {
            "average": 1.27498162,
            "count": 6058154,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7164717443,
            "variance": 0.5133317604
          },
          {
            "average": 0.4970081645,
            "count": 6058154,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910901,
            "variance": 0.2499910902
          },
          {
            "average": 0.0002759916635,
            "count": 6058154,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01661070551,
            "variance": 0.0002759155376
          },
          {
            "average": 1.579319707,
            "count": 6058154,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5716062712,
            "variance": 0.3267337292
          },
          {
            "average": 8.033085519,
            "count": 6058154,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.72645516,
            "variance": 137.5097506
          },
          {
            "average": 0,
            "count": 6058154,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 105.1088401,
            "count": 6058154,
            "maximum": 107,
            "minimum": 103,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.545565581,
            "variance": 2.388772966
          },
          {
            "average": 222710976.1,
            "count": 6058154,
            "maximum": 222712009.1,
            "minimum": 222710082.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 825.1740001,
            "variance": 680912.1304
          },
          {
            "average": 0,
            "count": 6058154,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6058154,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6058154,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6058154,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6058154,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692734.5382,
          5399241.531,
          2175.575966,
          693278.8182,
          5400762.591,
          2465.015966
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692734.5381511333,
                5399241.530620856,
                2175.5759656985415
              ],
              [
                692734.5381511333,
                5400762.590620857,
                2175.5759656985415
              ],
              [
                693278.8181511334,
                5400762.590620857,
                2465.015965698541
              ],
              [
                693278.8181511334,
                5399241.530620856,
                2465.015965698541
              ],
              [
                692734.5381511333,
                5399241.530620856,
                2175.5759656985415
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:13:29+00:00",
        "end_time": "2018-10-04T17:41:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3796729,
            48.71621851,
            2175.575966,
            -120.3715686,
            48.73005616,
            2465.015966
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37967288251758,
                  48.716386960952434,
                  2175.5759656985415
                ],
                [
                  -120.37896220947472,
                  48.73005616423703,
                  2175.5759656985415
                ],
                [
                  -120.37156855042882,
                  48.729887634194334,
                  2465.015965698541
                ],
                [
                  -120.37228122258392,
                  48.71621851145164,
                  2465.015965698541
                ],
                [
                  -120.37967288251758,
                  48.716386960952434,
                  2175.5759656985415
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:13:29Z",
            "pc:count": 6058154,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693092.2458,
                "count": 6058154,
                "maximum": 693278.8182,
                "minimum": 692734.5382,
                "name": "X",
                "position": 0,
                "stddev": 127.1723101,
                "variance": 16172.79646
              },
              {
                "average": 5399844.322,
                "count": 6058154,
                "maximum": 5400762.591,
                "minimum": 5399241.531,
                "name": "Y",
                "position": 1,
                "stddev": 429.1432046,
                "variance": 184163.8901
              },
              {
                "average": 2306.845852,
                "count": 6058154,
                "maximum": 2465.015966,
                "minimum": 2175.575966,
                "name": "Z",
                "position": 2,
                "stddev": 57.16942355,
                "variance": 3268.342989
              },
              {
                "average": 917.8995499,
                "count": 6058154,
                "maximum": 3349,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 493.8168821,
                "variance": 243855.1131
              },
              {
                "average": 1.137538597,
                "count": 6058154,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4726128598,
                "variance": 0.2233629152
              },
              {
                "average": 1.27498162,
                "count": 6058154,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7164717443,
                "variance": 0.5133317604
              },
              {
                "average": 0.4970081645,
                "count": 6058154,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910901,
                "variance": 0.2499910902
              },
              {
                "average": 0.0002759916635,
                "count": 6058154,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01661070551,
                "variance": 0.0002759155376
              },
              {
                "average": 1.579319707,
                "count": 6058154,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5716062712,
                "variance": 0.3267337292
              },
              {
                "average": 8.033085519,
                "count": 6058154,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.72645516,
                "variance": 137.5097506
              },
              {
                "average": 0,
                "count": 6058154,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 105.1088401,
                "count": 6058154,
                "maximum": 107,
                "minimum": 103,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.545565581,
                "variance": 2.388772966
              },
              {
                "average": 222710976.1,
                "count": 6058154,
                "maximum": 222712009.1,
                "minimum": 222710082.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 825.1740001,
                "variance": 680912.1304
              },
              {
                "average": 0,
                "count": 6058154,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6058154,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6058154,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6058154,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6058154,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692734.5382,
              5399241.531,
              2175.575966,
              693278.8182,
              5400762.591,
              2465.015966
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692734.5381511333,
                    5399241.530620856,
                    2175.5759656985415
                  ],
                  [
                    692734.5381511333,
                    5400762.590620857,
                    2175.5759656985415
                  ],
                  [
                    693278.8181511334,
                    5400762.590620857,
                    2465.015965698541
                  ],
                  [
                    693278.8181511334,
                    5399241.530620856,
                    2465.015965698541
                  ],
                  [
                    692734.5381511333,
                    5399241.530620856,
                    2175.5759656985415
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:13:29+00:00",
            "end_time": "2018-10-04T17:41:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51279503901718,
              48.419001150611955,
              863.9721403320914
            ],
            [
              -120.51211139692008,
              48.43300126357093,
              863.9721403320914
            ],
            [
              -120.4910892328126,
              48.43254457050013,
              1362.9721403320914
            ],
            [
              -120.49177863684162,
              48.418544680785246,
              1362.9721403320914
            ],
            [
              -120.51279503901718,
              48.419001150611955,
              863.9721403320914
            ]
          ]
        ]
      },
      "bbox": [
        -120.512795,
        48.41854468,
        863.9721403,
        -120.4910892,
        48.43300126,
        1362.97214
      ],
      "properties": {
        "datetime": "2018-09-26T17:57:56Z",
        "pc:count": 33576311,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684838.7152,
            "count": 33576311,
            "maximum": 685576.6258,
            "minimum": 684020.1458,
            "name": "X",
            "position": 0,
            "stddev": 450.5567748,
            "variance": 203001.4073
          },
          {
            "average": 5366671.822,
            "count": 33576311,
            "maximum": 5367418.392,
            "minimum": 5365860.752,
            "name": "Y",
            "position": 1,
            "stddev": 423.7850401,
            "variance": 179593.7602
          },
          {
            "average": 1008.805113,
            "count": 33576311,
            "maximum": 1362.97214,
            "minimum": 863.9721403,
            "name": "Z",
            "position": 2,
            "stddev": 96.45911364,
            "variance": 9304.360604
          },
          {
            "average": 585.1292201,
            "count": 33576311,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 342.9188618,
            "variance": 117593.3458
          },
          {
            "average": 1.244609034,
            "count": 33576311,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4908074268,
            "variance": 0.2408919302
          },
          {
            "average": 1.489280344,
            "count": 33576311,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6467491653,
            "variance": 0.4182844828
          },
          {
            "average": 0.5001154534,
            "count": 33576311,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999999941,
            "variance": 0.2499999941
          },
          {
            "average": 0.0003025645075,
            "count": 33576311,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01739175009,
            "variance": 0.0003024729712
          },
          {
            "average": 1.316516219,
            "count": 33576311,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5047081376,
            "variance": 0.2547303042
          },
          {
            "average": -2.71901958,
            "count": 33576311,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.851511794,
            "variance": 97.05228462
          },
          {
            "average": 0,
            "count": 33576311,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 59.06507627,
            "count": 33576311,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.279232019,
            "variance": 1.636434557
          },
          {
            "average": 222018504.5,
            "count": 33576311,
            "maximum": 222019876.7,
            "minimum": 222017540.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 589.4656192,
            "variance": 347469.7163
          },
          {
            "average": 0,
            "count": 33576311,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33576311,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33576311,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33576311,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33576311,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          684020.1458,
          5365860.752,
          863.9721403,
          685576.6258,
          5367418.392,
          1362.97214
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                684020.1457527406,
                5365860.751579403,
                863.9721403320914
              ],
              [
                684020.1457527406,
                5367418.391579404,
                863.9721403320914
              ],
              [
                685576.6257527405,
                5367418.391579404,
                1362.9721403320914
              ],
              [
                685576.6257527405,
                5365860.751579403,
                1362.9721403320914
              ],
              [
                684020.1457527406,
                5365860.751579403,
                863.9721403320914
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:57:56+00:00",
        "end_time": "2018-09-26T17:19:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.512795,
            48.41854468,
            863.9721403,
            -120.4910892,
            48.43300126,
            1362.97214
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51279503901718,
                  48.419001150611955,
                  863.9721403320914
                ],
                [
                  -120.51211139692008,
                  48.43300126357093,
                  863.9721403320914
                ],
                [
                  -120.4910892328126,
                  48.43254457050013,
                  1362.9721403320914
                ],
                [
                  -120.49177863684162,
                  48.418544680785246,
                  1362.9721403320914
                ],
                [
                  -120.51279503901718,
                  48.419001150611955,
                  863.9721403320914
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:57:56Z",
            "pc:count": 33576311,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684838.7152,
                "count": 33576311,
                "maximum": 685576.6258,
                "minimum": 684020.1458,
                "name": "X",
                "position": 0,
                "stddev": 450.5567748,
                "variance": 203001.4073
              },
              {
                "average": 5366671.822,
                "count": 33576311,
                "maximum": 5367418.392,
                "minimum": 5365860.752,
                "name": "Y",
                "position": 1,
                "stddev": 423.7850401,
                "variance": 179593.7602
              },
              {
                "average": 1008.805113,
                "count": 33576311,
                "maximum": 1362.97214,
                "minimum": 863.9721403,
                "name": "Z",
                "position": 2,
                "stddev": 96.45911364,
                "variance": 9304.360604
              },
              {
                "average": 585.1292201,
                "count": 33576311,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 342.9188618,
                "variance": 117593.3458
              },
              {
                "average": 1.244609034,
                "count": 33576311,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4908074268,
                "variance": 0.2408919302
              },
              {
                "average": 1.489280344,
                "count": 33576311,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6467491653,
                "variance": 0.4182844828
              },
              {
                "average": 0.5001154534,
                "count": 33576311,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999999941,
                "variance": 0.2499999941
              },
              {
                "average": 0.0003025645075,
                "count": 33576311,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01739175009,
                "variance": 0.0003024729712
              },
              {
                "average": 1.316516219,
                "count": 33576311,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5047081376,
                "variance": 0.2547303042
              },
              {
                "average": -2.71901958,
                "count": 33576311,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.851511794,
                "variance": 97.05228462
              },
              {
                "average": 0,
                "count": 33576311,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 59.06507627,
                "count": 33576311,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.279232019,
                "variance": 1.636434557
              },
              {
                "average": 222018504.5,
                "count": 33576311,
                "maximum": 222019876.7,
                "minimum": 222017540.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 589.4656192,
                "variance": 347469.7163
              },
              {
                "average": 0,
                "count": 33576311,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33576311,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33576311,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33576311,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33576311,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              684020.1458,
              5365860.752,
              863.9721403,
              685576.6258,
              5367418.392,
              1362.97214
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    684020.1457527406,
                    5365860.751579403,
                    863.9721403320914
                  ],
                  [
                    684020.1457527406,
                    5367418.391579404,
                    863.9721403320914
                  ],
                  [
                    685576.6257527405,
                    5367418.391579404,
                    1362.9721403320914
                  ],
                  [
                    685576.6257527405,
                    5365860.751579403,
                    1362.9721403320914
                  ],
                  [
                    684020.1457527406,
                    5365860.751579403,
                    863.9721403320914
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:57:56+00:00",
            "end_time": "2018-09-26T17:19:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45168176908054,
              48.3787628227732,
              777.503374275592
            ],
            [
              -120.45098235563395,
              48.39276183717276,
              777.503374275592
            ],
            [
              -120.42997641613,
              48.39229423708198,
              1224.123374275592
            ],
            [
              -120.4306815779009,
              48.378295451201346,
              1224.123374275592
            ],
            [
              -120.45168176908054,
              48.3787628227732,
              777.503374275592
            ]
          ]
        ]
      },
      "bbox": [
        -120.4516818,
        48.37829545,
        777.5033743,
        -120.4299764,
        48.39276184,
        1224.123374
      ],
      "properties": {
        "datetime": "2018-10-03T18:43:05Z",
        "pc:count": 30422473,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689501.1654,
            "count": 30422473,
            "maximum": 690246.7838,
            "minimum": 688690.2038,
            "name": "X",
            "position": 0,
            "stddev": 428.1509582,
            "variance": 183313.243
          },
          {
            "average": 5362349.595,
            "count": 30422473,
            "maximum": 5363094.927,
            "minimum": 5361537.347,
            "name": "Y",
            "position": 1,
            "stddev": 424.7154787,
            "variance": 180383.2379
          },
          {
            "average": 884.2134327,
            "count": 30422473,
            "maximum": 1224.123374,
            "minimum": 777.5033743,
            "name": "Z",
            "position": 2,
            "stddev": 75.32996199,
            "variance": 5674.603173
          },
          {
            "average": 478.4919485,
            "count": 30422473,
            "maximum": 4095,
            "minimum": 90,
            "name": "Intensity",
            "position": 3,
            "stddev": 254.3483344,
            "variance": 64693.0752
          },
          {
            "average": 1.226939375,
            "count": 30422473,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4618925007,
            "variance": 0.2133446822
          },
          {
            "average": 1.453908399,
            "count": 30422473,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.601349997,
            "variance": 0.361621819
          },
          {
            "average": 0.4987759542,
            "count": 30422473,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999985099,
            "variance": 0.2499985099
          },
          {
            "average": 0.000295439493,
            "count": 30422473,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01718581445,
            "variance": 0.0002953522182
          },
          {
            "average": 1.283923894,
            "count": 30422473,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4913814093,
            "variance": 0.2414556894
          },
          {
            "average": -0.1158315713,
            "count": 30422473,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.867645481,
            "variance": 97.37042733
          },
          {
            "average": 0,
            "count": 30422473,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 596.063213,
            "count": 30422473,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 698.0549531,
            "variance": 487280.7176
          },
          {
            "average": 222625188.5,
            "count": 30422473,
            "maximum": 222627385.8,
            "minimum": 222624077,
            "name": "GpsTime",
            "position": 12,
            "stddev": 867.1517436,
            "variance": 751952.1464
          },
          {
            "average": 0,
            "count": 30422473,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30422473,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30422473,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30422473,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30422473,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688690.2038,
          5361537.347,
          777.5033743,
          690246.7838,
          5363094.927,
          1224.123374
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688690.2038026387,
                5361537.347065815,
                777.503374275592
              ],
              [
                688690.2038026387,
                5363094.927065815,
                777.503374275592
              ],
              [
                690246.7838026388,
                5363094.927065815,
                1224.123374275592
              ],
              [
                690246.7838026388,
                5361537.347065815,
                1224.123374275592
              ],
              [
                688690.2038026387,
                5361537.347065815,
                777.503374275592
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:43:05+00:00",
        "end_time": "2018-10-03T17:47:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4516818,
            48.37829545,
            777.5033743,
            -120.4299764,
            48.39276184,
            1224.123374
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45168176908054,
                  48.3787628227732,
                  777.503374275592
                ],
                [
                  -120.45098235563395,
                  48.39276183717276,
                  777.503374275592
                ],
                [
                  -120.42997641613,
                  48.39229423708198,
                  1224.123374275592
                ],
                [
                  -120.4306815779009,
                  48.378295451201346,
                  1224.123374275592
                ],
                [
                  -120.45168176908054,
                  48.3787628227732,
                  777.503374275592
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:43:05Z",
            "pc:count": 30422473,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689501.1654,
                "count": 30422473,
                "maximum": 690246.7838,
                "minimum": 688690.2038,
                "name": "X",
                "position": 0,
                "stddev": 428.1509582,
                "variance": 183313.243
              },
              {
                "average": 5362349.595,
                "count": 30422473,
                "maximum": 5363094.927,
                "minimum": 5361537.347,
                "name": "Y",
                "position": 1,
                "stddev": 424.7154787,
                "variance": 180383.2379
              },
              {
                "average": 884.2134327,
                "count": 30422473,
                "maximum": 1224.123374,
                "minimum": 777.5033743,
                "name": "Z",
                "position": 2,
                "stddev": 75.32996199,
                "variance": 5674.603173
              },
              {
                "average": 478.4919485,
                "count": 30422473,
                "maximum": 4095,
                "minimum": 90,
                "name": "Intensity",
                "position": 3,
                "stddev": 254.3483344,
                "variance": 64693.0752
              },
              {
                "average": 1.226939375,
                "count": 30422473,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4618925007,
                "variance": 0.2133446822
              },
              {
                "average": 1.453908399,
                "count": 30422473,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.601349997,
                "variance": 0.361621819
              },
              {
                "average": 0.4987759542,
                "count": 30422473,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999985099,
                "variance": 0.2499985099
              },
              {
                "average": 0.000295439493,
                "count": 30422473,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01718581445,
                "variance": 0.0002953522182
              },
              {
                "average": 1.283923894,
                "count": 30422473,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4913814093,
                "variance": 0.2414556894
              },
              {
                "average": -0.1158315713,
                "count": 30422473,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.867645481,
                "variance": 97.37042733
              },
              {
                "average": 0,
                "count": 30422473,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 596.063213,
                "count": 30422473,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 698.0549531,
                "variance": 487280.7176
              },
              {
                "average": 222625188.5,
                "count": 30422473,
                "maximum": 222627385.8,
                "minimum": 222624077,
                "name": "GpsTime",
                "position": 12,
                "stddev": 867.1517436,
                "variance": 751952.1464
              },
              {
                "average": 0,
                "count": 30422473,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30422473,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30422473,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30422473,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30422473,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688690.2038,
              5361537.347,
              777.5033743,
              690246.7838,
              5363094.927,
              1224.123374
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688690.2038026387,
                    5361537.347065815,
                    777.503374275592
                  ],
                  [
                    688690.2038026387,
                    5363094.927065815,
                    777.503374275592
                  ],
                  [
                    690246.7838026388,
                    5363094.927065815,
                    1224.123374275592
                  ],
                  [
                    690246.7838026388,
                    5361537.347065815,
                    1224.123374275592
                  ],
                  [
                    688690.2038026387,
                    5361537.347065815,
                    777.503374275592
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:43:05+00:00",
            "end_time": "2018-10-03T17:47:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43253109046594,
              48.51378067142888,
              1431.633472162455
            ],
            [
              -120.43182290339118,
              48.52778256174047,
              1431.633472162455
            ],
            [
              -120.41076122900975,
              48.527310479131835,
              2045.0334721624552
            ],
            [
              -120.41147520818971,
              48.51330881971062,
              2045.0334721624552
            ],
            [
              -120.43253109046594,
              48.51378067142888,
              1431.633472162455
            ]
          ]
        ]
      },
      "bbox": [
        -120.4325311,
        48.51330882,
        1431.633472,
        -120.4107612,
        48.52778256,
        2045.033472
      ],
      "properties": {
        "datetime": "2018-10-04T16:00:37Z",
        "pc:count": 50604654,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690353.5302,
            "count": 50604654,
            "maximum": 691161.1624,
            "minimum": 689604.5624,
            "name": "X",
            "position": 0,
            "stddev": 430.2349248,
            "variance": 185102.0905
          },
          {
            "average": 5377365.552,
            "count": 50604654,
            "maximum": 5378148.706,
            "minimum": 5376590.746,
            "name": "Y",
            "position": 1,
            "stddev": 427.8052318,
            "variance": 183017.3164
          },
          {
            "average": 1707.655247,
            "count": 50604654,
            "maximum": 2045.033472,
            "minimum": 1431.633472,
            "name": "Z",
            "position": 2,
            "stddev": 111.0304976,
            "variance": 12327.77141
          },
          {
            "average": 472.0508016,
            "count": 50604654,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 344.4077198,
            "variance": 118616.6775
          },
          {
            "average": 1.722408832,
            "count": 50604654,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9075591743,
            "variance": 0.8236636548
          },
          {
            "average": 2.444508523,
            "count": 50604654,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.1075664,
            "variance": 1.226703331
          },
          {
            "average": 0.4959928587,
            "count": 50604654,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999839475,
            "variance": 0.2499839478
          },
          {
            "average": 0.000321828107,
            "count": 50604654,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01793668141,
            "variance": 0.00032172454
          },
          {
            "average": 1.214166329,
            "count": 50604654,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4680364562,
            "variance": 0.2190581244
          },
          {
            "average": -0.7733446404,
            "count": 50604654,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.24411947,
            "variance": 149.9184615
          },
          {
            "average": 0,
            "count": 50604654,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 194.6598518,
            "count": 50604654,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 350.1139072,
            "variance": 122579.748
          },
          {
            "average": 222653154.3,
            "count": 50604654,
            "maximum": 222704037.9,
            "minimum": 222625228.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 36541.98819,
            "variance": 1335316901
          },
          {
            "average": 0,
            "count": 50604654,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50604654,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50604654,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50604654,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50604654,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689604.5624,
          5376590.746,
          1431.633472,
          691161.1624,
          5378148.706,
          2045.033472
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689604.5624126308,
                5376590.746029621,
                1431.633472162455
              ],
              [
                689604.5624126308,
                5378148.706029622,
                1431.633472162455
              ],
              [
                691161.1624126309,
                5378148.706029622,
                2045.0334721624552
              ],
              [
                691161.1624126309,
                5376590.746029621,
                2045.0334721624552
              ],
              [
                689604.5624126308,
                5376590.746029621,
                1431.633472162455
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:00:37+00:00",
        "end_time": "2018-10-03T18:07:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4325311,
            48.51330882,
            1431.633472,
            -120.4107612,
            48.52778256,
            2045.033472
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43253109046594,
                  48.51378067142888,
                  1431.633472162455
                ],
                [
                  -120.43182290339118,
                  48.52778256174047,
                  1431.633472162455
                ],
                [
                  -120.41076122900975,
                  48.527310479131835,
                  2045.0334721624552
                ],
                [
                  -120.41147520818971,
                  48.51330881971062,
                  2045.0334721624552
                ],
                [
                  -120.43253109046594,
                  48.51378067142888,
                  1431.633472162455
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:00:37Z",
            "pc:count": 50604654,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690353.5302,
                "count": 50604654,
                "maximum": 691161.1624,
                "minimum": 689604.5624,
                "name": "X",
                "position": 0,
                "stddev": 430.2349248,
                "variance": 185102.0905
              },
              {
                "average": 5377365.552,
                "count": 50604654,
                "maximum": 5378148.706,
                "minimum": 5376590.746,
                "name": "Y",
                "position": 1,
                "stddev": 427.8052318,
                "variance": 183017.3164
              },
              {
                "average": 1707.655247,
                "count": 50604654,
                "maximum": 2045.033472,
                "minimum": 1431.633472,
                "name": "Z",
                "position": 2,
                "stddev": 111.0304976,
                "variance": 12327.77141
              },
              {
                "average": 472.0508016,
                "count": 50604654,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 344.4077198,
                "variance": 118616.6775
              },
              {
                "average": 1.722408832,
                "count": 50604654,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9075591743,
                "variance": 0.8236636548
              },
              {
                "average": 2.444508523,
                "count": 50604654,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.1075664,
                "variance": 1.226703331
              },
              {
                "average": 0.4959928587,
                "count": 50604654,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999839475,
                "variance": 0.2499839478
              },
              {
                "average": 0.000321828107,
                "count": 50604654,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01793668141,
                "variance": 0.00032172454
              },
              {
                "average": 1.214166329,
                "count": 50604654,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4680364562,
                "variance": 0.2190581244
              },
              {
                "average": -0.7733446404,
                "count": 50604654,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.24411947,
                "variance": 149.9184615
              },
              {
                "average": 0,
                "count": 50604654,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 194.6598518,
                "count": 50604654,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 350.1139072,
                "variance": 122579.748
              },
              {
                "average": 222653154.3,
                "count": 50604654,
                "maximum": 222704037.9,
                "minimum": 222625228.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 36541.98819,
                "variance": 1335316901
              },
              {
                "average": 0,
                "count": 50604654,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50604654,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50604654,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50604654,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50604654,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689604.5624,
              5376590.746,
              1431.633472,
              691161.1624,
              5378148.706,
              2045.033472
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689604.5624126308,
                    5376590.746029621,
                    1431.633472162455
                  ],
                  [
                    689604.5624126308,
                    5378148.706029622,
                    1431.633472162455
                  ],
                  [
                    691161.1624126309,
                    5378148.706029622,
                    2045.0334721624552
                  ],
                  [
                    691161.1624126309,
                    5376590.746029621,
                    2045.0334721624552
                  ],
                  [
                    689604.5624126308,
                    5376590.746029621,
                    1431.633472162455
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:00:37+00:00",
            "end_time": "2018-10-03T18:07:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3931371653447,
              48.675871600575825,
              1562.8192469732414
            ],
            [
              -120.39241380910912,
              48.6898766135115,
              1562.8192469732414
            ],
            [
              -120.37128663850568,
              48.689396163194985,
              2152.3792469732416
            ],
            [
              -120.3720158391294,
              48.6753913854649,
              2152.3792469732416
            ],
            [
              -120.3931371653447,
              48.675871600575825,
              1562.8192469732414
            ]
          ]
        ]
      },
      "bbox": [
        -120.3931372,
        48.67539139,
        1562.819247,
        -120.3712866,
        48.68987661,
        2152.379247
      ],
      "properties": {
        "datetime": "2018-10-04T18:12:19Z",
        "pc:count": 35032672,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692686.5843,
            "count": 35032672,
            "maximum": 693454.7977,
            "minimum": 691898.2977,
            "name": "X",
            "position": 0,
            "stddev": 435.1902156,
            "variance": 189390.5238
          },
          {
            "average": 5395524.054,
            "count": 35032672,
            "maximum": 5396262.897,
            "minimum": 5394704.497,
            "name": "Y",
            "position": 1,
            "stddev": 447.8280461,
            "variance": 200549.9589
          },
          {
            "average": 1862.862436,
            "count": 35032672,
            "maximum": 2152.379247,
            "minimum": 1562.819247,
            "name": "Z",
            "position": 2,
            "stddev": 129.1518429,
            "variance": 16680.19852
          },
          {
            "average": 577.7126963,
            "count": 35032672,
            "maximum": 3891,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 419.1630382,
            "variance": 175697.6526
          },
          {
            "average": 1.350075923,
            "count": 35032672,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6992124923,
            "variance": 0.4888981094
          },
          {
            "average": 1.699781193,
            "count": 35032672,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9967689141,
            "variance": 0.9935482682
          },
          {
            "average": 0.4965197059,
            "count": 35032672,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999878945,
            "variance": 0.2499878947
          },
          {
            "average": 0.0003075414858,
            "count": 35032672,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01753416416,
            "variance": 0.0003074469129
          },
          {
            "average": 1.414597922,
            "count": 35032672,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5635548539,
            "variance": 0.3175940733
          },
          {
            "average": 1.482181155,
            "count": 35032672,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.73209723,
            "variance": 162.1062999
          },
          {
            "average": 0,
            "count": 35032672,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.4212143,
            "count": 35032672,
            "maximum": 107,
            "minimum": 97,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.91451597,
            "variance": 8.494403337
          },
          {
            "average": 222709189.1,
            "count": 35032672,
            "maximum": 222711939.9,
            "minimum": 222705238.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2240.772186,
            "variance": 5021059.992
          },
          {
            "average": 0,
            "count": 35032672,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032672,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032672,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032672,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032672,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691898.2977,
          5394704.497,
          1562.819247,
          693454.7977,
          5396262.897,
          2152.379247
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691898.2977179044,
                5394704.497364324,
                1562.8192469732414
              ],
              [
                691898.2977179044,
                5396262.897364324,
                1562.8192469732414
              ],
              [
                693454.7977179044,
                5396262.897364324,
                2152.3792469732416
              ],
              [
                693454.7977179044,
                5394704.497364324,
                2152.3792469732416
              ],
              [
                691898.2977179044,
                5394704.497364324,
                1562.8192469732414
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:12:19+00:00",
        "end_time": "2018-10-04T16:20:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3931372,
            48.67539139,
            1562.819247,
            -120.3712866,
            48.68987661,
            2152.379247
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3931371653447,
                  48.675871600575825,
                  1562.8192469732414
                ],
                [
                  -120.39241380910912,
                  48.6898766135115,
                  1562.8192469732414
                ],
                [
                  -120.37128663850568,
                  48.689396163194985,
                  2152.3792469732416
                ],
                [
                  -120.3720158391294,
                  48.6753913854649,
                  2152.3792469732416
                ],
                [
                  -120.3931371653447,
                  48.675871600575825,
                  1562.8192469732414
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:12:19Z",
            "pc:count": 35032672,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692686.5843,
                "count": 35032672,
                "maximum": 693454.7977,
                "minimum": 691898.2977,
                "name": "X",
                "position": 0,
                "stddev": 435.1902156,
                "variance": 189390.5238
              },
              {
                "average": 5395524.054,
                "count": 35032672,
                "maximum": 5396262.897,
                "minimum": 5394704.497,
                "name": "Y",
                "position": 1,
                "stddev": 447.8280461,
                "variance": 200549.9589
              },
              {
                "average": 1862.862436,
                "count": 35032672,
                "maximum": 2152.379247,
                "minimum": 1562.819247,
                "name": "Z",
                "position": 2,
                "stddev": 129.1518429,
                "variance": 16680.19852
              },
              {
                "average": 577.7126963,
                "count": 35032672,
                "maximum": 3891,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 419.1630382,
                "variance": 175697.6526
              },
              {
                "average": 1.350075923,
                "count": 35032672,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6992124923,
                "variance": 0.4888981094
              },
              {
                "average": 1.699781193,
                "count": 35032672,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9967689141,
                "variance": 0.9935482682
              },
              {
                "average": 0.4965197059,
                "count": 35032672,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999878945,
                "variance": 0.2499878947
              },
              {
                "average": 0.0003075414858,
                "count": 35032672,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01753416416,
                "variance": 0.0003074469129
              },
              {
                "average": 1.414597922,
                "count": 35032672,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5635548539,
                "variance": 0.3175940733
              },
              {
                "average": 1.482181155,
                "count": 35032672,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.73209723,
                "variance": 162.1062999
              },
              {
                "average": 0,
                "count": 35032672,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.4212143,
                "count": 35032672,
                "maximum": 107,
                "minimum": 97,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.91451597,
                "variance": 8.494403337
              },
              {
                "average": 222709189.1,
                "count": 35032672,
                "maximum": 222711939.9,
                "minimum": 222705238.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2240.772186,
                "variance": 5021059.992
              },
              {
                "average": 0,
                "count": 35032672,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032672,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032672,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032672,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032672,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691898.2977,
              5394704.497,
              1562.819247,
              693454.7977,
              5396262.897,
              2152.379247
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691898.2977179044,
                    5394704.497364324,
                    1562.8192469732414
                  ],
                  [
                    691898.2977179044,
                    5396262.897364324,
                    1562.8192469732414
                  ],
                  [
                    693454.7977179044,
                    5396262.897364324,
                    2152.3792469732416
                  ],
                  [
                    693454.7977179044,
                    5394704.497364324,
                    2152.3792469732416
                  ],
                  [
                    691898.2977179044,
                    5394704.497364324,
                    1562.8192469732414
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:12:19+00:00",
            "end_time": "2018-10-04T16:20:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39068663618374,
              48.70285386850478,
              2094.162916230705
            ],
            [
              -120.38996439778383,
              48.71681079915825,
              2094.162916230705
            ],
            [
              -120.37147420416092,
              48.7163901869049,
              2469.382916230705
            ],
            [
              -120.3722015447824,
              48.70243346148202,
              2469.382916230705
            ],
            [
              -120.39068663618374,
              48.70285386850478,
              2094.162916230705
            ]
          ]
        ]
      },
      "bbox": [
        -120.3906866,
        48.70243346,
        2094.162916,
        -120.3714742,
        48.7168108,
        2469.382916
      ],
      "properties": {
        "datetime": "2018-10-04T18:13:06Z",
        "pc:count": 14766857,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692934.5794,
            "count": 14766857,
            "maximum": 693337.5138,
            "minimum": 691976.0138,
            "name": "X",
            "position": 0,
            "stddev": 280.2746178,
            "variance": 78553.86139
          },
          {
            "average": 5398355.969,
            "count": 14766857,
            "maximum": 5399262.659,
            "minimum": 5397709.599,
            "name": "Y",
            "position": 1,
            "stddev": 449.5296075,
            "variance": 202076.868
          },
          {
            "average": 2251.429742,
            "count": 14766857,
            "maximum": 2469.382916,
            "minimum": 2094.162916,
            "name": "Z",
            "position": 2,
            "stddev": 80.78602043,
            "variance": 6526.381096
          },
          {
            "average": 947.015718,
            "count": 14766857,
            "maximum": 3138,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 529.3849637,
            "variance": 280248.4398
          },
          {
            "average": 1.210041108,
            "count": 14766857,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5845038959,
            "variance": 0.3416448043
          },
          {
            "average": 1.42006664,
            "count": 14766857,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.877890961,
            "variance": 0.7706925394
          },
          {
            "average": 0.4963757691,
            "count": 14766857,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868817,
            "variance": 0.2499868819
          },
          {
            "average": 0.0002521863657,
            "count": 14766857,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01587837475,
            "variance": 0.0002521227848
          },
          {
            "average": 1.534990147,
            "count": 14766857,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5621520565,
            "variance": 0.3160149346
          },
          {
            "average": -0.208482451,
            "count": 14766857,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.03607248,
            "variance": 197.0113308
          },
          {
            "average": 0,
            "count": 14766857,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 104.1765984,
            "count": 14766857,
            "maximum": 107,
            "minimum": 98,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.813651115,
            "variance": 3.289330367
          },
          {
            "average": 222710479.2,
            "count": 14766857,
            "maximum": 222711986,
            "minimum": 222705475.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1137.333823,
            "variance": 1293528.225
          },
          {
            "average": 0,
            "count": 14766857,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14766857,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14766857,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14766857,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14766857,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691976.0138,
          5397709.599,
          2094.162916,
          693337.5138,
          5399262.659,
          2469.382916
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691976.0138431368,
                5397709.598727597,
                2094.162916230705
              ],
              [
                691976.0138431368,
                5399262.658727597,
                2094.162916230705
              ],
              [
                693337.5138431368,
                5399262.658727597,
                2469.382916230705
              ],
              [
                693337.5138431368,
                5397709.598727597,
                2469.382916230705
              ],
              [
                691976.0138431368,
                5397709.598727597,
                2094.162916230705
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:13:06+00:00",
        "end_time": "2018-10-04T16:24:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3906866,
            48.70243346,
            2094.162916,
            -120.3714742,
            48.7168108,
            2469.382916
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39068663618374,
                  48.70285386850478,
                  2094.162916230705
                ],
                [
                  -120.38996439778383,
                  48.71681079915825,
                  2094.162916230705
                ],
                [
                  -120.37147420416092,
                  48.7163901869049,
                  2469.382916230705
                ],
                [
                  -120.3722015447824,
                  48.70243346148202,
                  2469.382916230705
                ],
                [
                  -120.39068663618374,
                  48.70285386850478,
                  2094.162916230705
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:13:06Z",
            "pc:count": 14766857,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692934.5794,
                "count": 14766857,
                "maximum": 693337.5138,
                "minimum": 691976.0138,
                "name": "X",
                "position": 0,
                "stddev": 280.2746178,
                "variance": 78553.86139
              },
              {
                "average": 5398355.969,
                "count": 14766857,
                "maximum": 5399262.659,
                "minimum": 5397709.599,
                "name": "Y",
                "position": 1,
                "stddev": 449.5296075,
                "variance": 202076.868
              },
              {
                "average": 2251.429742,
                "count": 14766857,
                "maximum": 2469.382916,
                "minimum": 2094.162916,
                "name": "Z",
                "position": 2,
                "stddev": 80.78602043,
                "variance": 6526.381096
              },
              {
                "average": 947.015718,
                "count": 14766857,
                "maximum": 3138,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 529.3849637,
                "variance": 280248.4398
              },
              {
                "average": 1.210041108,
                "count": 14766857,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5845038959,
                "variance": 0.3416448043
              },
              {
                "average": 1.42006664,
                "count": 14766857,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.877890961,
                "variance": 0.7706925394
              },
              {
                "average": 0.4963757691,
                "count": 14766857,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868817,
                "variance": 0.2499868819
              },
              {
                "average": 0.0002521863657,
                "count": 14766857,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01587837475,
                "variance": 0.0002521227848
              },
              {
                "average": 1.534990147,
                "count": 14766857,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5621520565,
                "variance": 0.3160149346
              },
              {
                "average": -0.208482451,
                "count": 14766857,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.03607248,
                "variance": 197.0113308
              },
              {
                "average": 0,
                "count": 14766857,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 104.1765984,
                "count": 14766857,
                "maximum": 107,
                "minimum": 98,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.813651115,
                "variance": 3.289330367
              },
              {
                "average": 222710479.2,
                "count": 14766857,
                "maximum": 222711986,
                "minimum": 222705475.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1137.333823,
                "variance": 1293528.225
              },
              {
                "average": 0,
                "count": 14766857,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14766857,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14766857,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14766857,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14766857,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691976.0138,
              5397709.599,
              2094.162916,
              693337.5138,
              5399262.659,
              2469.382916
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691976.0138431368,
                    5397709.598727597,
                    2094.162916230705
                  ],
                  [
                    691976.0138431368,
                    5399262.658727597,
                    2094.162916230705
                  ],
                  [
                    693337.5138431368,
                    5399262.658727597,
                    2469.382916230705
                  ],
                  [
                    693337.5138431368,
                    5397709.598727597,
                    2469.382916230705
                  ],
                  [
                    691976.0138431368,
                    5397709.598727597,
                    2094.162916230705
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:13:06+00:00",
            "end_time": "2018-10-04T16:24:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37052689801952,
              48.35205211204178,
              676.3617423921095
            ],
            [
              -120.36980587452503,
              48.36605083300477,
              676.3617423921095
            ],
            [
              -120.3488095794881,
              48.36556854954773,
              1144.0617423921094
            ],
            [
              -120.34953634239503,
              48.35157006424821,
              1144.0617423921094
            ],
            [
              -120.37052689801952,
              48.35205211204178,
              676.3617423921095
            ]
          ]
        ]
      },
      "bbox": [
        -120.3705269,
        48.35157006,
        676.3617424,
        -120.3488096,
        48.36605083,
        1144.061742
      ],
      "properties": {
        "datetime": "2018-10-11T17:52:05Z",
        "pc:count": 35081434,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695556.4317,
            "count": 35081434,
            "maximum": 696357.5055,
            "minimum": 694800.7255,
            "name": "X",
            "position": 0,
            "stddev": 437.5278359,
            "variance": 191430.6072
          },
          {
            "average": 5359574.944,
            "count": 35081434,
            "maximum": 5360329.475,
            "minimum": 5358771.835,
            "name": "Y",
            "position": 1,
            "stddev": 440.1244163,
            "variance": 193709.5018
          },
          {
            "average": 835.8934834,
            "count": 35081434,
            "maximum": 1144.061742,
            "minimum": 676.3617424,
            "name": "Z",
            "position": 2,
            "stddev": 115.8665771,
            "variance": 13425.0637
          },
          {
            "average": 577.4436955,
            "count": 35081434,
            "maximum": 4095,
            "minimum": 75,
            "name": "Intensity",
            "position": 3,
            "stddev": 323.1768259,
            "variance": 104443.2608
          },
          {
            "average": 1.27172749,
            "count": 35081434,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5372831052,
            "variance": 0.2886731351
          },
          {
            "average": 1.543571537,
            "count": 35081434,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.721469172,
            "variance": 0.5205177662
          },
          {
            "average": 0.497939936,
            "count": 35081434,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999957632,
            "variance": 0.2499957633
          },
          {
            "average": 0.0002951418691,
            "count": 35081434,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01717715834,
            "variance": 0.0002950547687
          },
          {
            "average": 1.301465328,
            "count": 35081434,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4930189334,
            "variance": 0.2430676687
          },
          {
            "average": -0.5847988704,
            "count": 35081434,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.35285942,
            "variance": 107.1816981
          },
          {
            "average": 0,
            "count": 35081434,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.2539977,
            "count": 35081434,
            "maximum": 127,
            "minimum": 105,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.950833347,
            "variance": 80.11741761
          },
          {
            "average": 223113547.2,
            "count": 35081434,
            "maximum": 223315525.3,
            "minimum": 222710949,
            "name": "GpsTime",
            "position": 12,
            "stddev": 284145.5702,
            "variance": 80738705080.0
          },
          {
            "average": 0,
            "count": 35081434,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35081434,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35081434,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35081434,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35081434,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694800.7255,
          5358771.835,
          676.3617424,
          696357.5055,
          5360329.475,
          1144.061742
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694800.7255335952,
                5358771.834821213,
                676.3617423921095
              ],
              [
                694800.7255335952,
                5360329.474821214,
                676.3617423921095
              ],
              [
                696357.5055335952,
                5360329.474821214,
                1144.0617423921094
              ],
              [
                696357.5055335952,
                5358771.834821213,
                1144.0617423921094
              ],
              [
                694800.7255335952,
                5358771.834821213,
                676.3617423921095
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:52:05+00:00",
        "end_time": "2018-10-04T17:55:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3705269,
            48.35157006,
            676.3617424,
            -120.3488096,
            48.36605083,
            1144.061742
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37052689801952,
                  48.35205211204178,
                  676.3617423921095
                ],
                [
                  -120.36980587452503,
                  48.36605083300477,
                  676.3617423921095
                ],
                [
                  -120.3488095794881,
                  48.36556854954773,
                  1144.0617423921094
                ],
                [
                  -120.34953634239503,
                  48.35157006424821,
                  1144.0617423921094
                ],
                [
                  -120.37052689801952,
                  48.35205211204178,
                  676.3617423921095
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:52:05Z",
            "pc:count": 35081434,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695556.4317,
                "count": 35081434,
                "maximum": 696357.5055,
                "minimum": 694800.7255,
                "name": "X",
                "position": 0,
                "stddev": 437.5278359,
                "variance": 191430.6072
              },
              {
                "average": 5359574.944,
                "count": 35081434,
                "maximum": 5360329.475,
                "minimum": 5358771.835,
                "name": "Y",
                "position": 1,
                "stddev": 440.1244163,
                "variance": 193709.5018
              },
              {
                "average": 835.8934834,
                "count": 35081434,
                "maximum": 1144.061742,
                "minimum": 676.3617424,
                "name": "Z",
                "position": 2,
                "stddev": 115.8665771,
                "variance": 13425.0637
              },
              {
                "average": 577.4436955,
                "count": 35081434,
                "maximum": 4095,
                "minimum": 75,
                "name": "Intensity",
                "position": 3,
                "stddev": 323.1768259,
                "variance": 104443.2608
              },
              {
                "average": 1.27172749,
                "count": 35081434,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5372831052,
                "variance": 0.2886731351
              },
              {
                "average": 1.543571537,
                "count": 35081434,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.721469172,
                "variance": 0.5205177662
              },
              {
                "average": 0.497939936,
                "count": 35081434,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999957632,
                "variance": 0.2499957633
              },
              {
                "average": 0.0002951418691,
                "count": 35081434,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01717715834,
                "variance": 0.0002950547687
              },
              {
                "average": 1.301465328,
                "count": 35081434,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4930189334,
                "variance": 0.2430676687
              },
              {
                "average": -0.5847988704,
                "count": 35081434,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.35285942,
                "variance": 107.1816981
              },
              {
                "average": 0,
                "count": 35081434,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.2539977,
                "count": 35081434,
                "maximum": 127,
                "minimum": 105,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.950833347,
                "variance": 80.11741761
              },
              {
                "average": 223113547.2,
                "count": 35081434,
                "maximum": 223315525.3,
                "minimum": 222710949,
                "name": "GpsTime",
                "position": 12,
                "stddev": 284145.5702,
                "variance": 80738705080.0
              },
              {
                "average": 0,
                "count": 35081434,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35081434,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35081434,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35081434,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35081434,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694800.7255,
              5358771.835,
              676.3617424,
              696357.5055,
              5360329.475,
              1144.061742
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694800.7255335952,
                    5358771.834821213,
                    676.3617423921095
                  ],
                  [
                    694800.7255335952,
                    5360329.474821214,
                    676.3617423921095
                  ],
                  [
                    696357.5055335952,
                    5360329.474821214,
                    1144.0617423921094
                  ],
                  [
                    696357.5055335952,
                    5358771.834821213,
                    1144.0617423921094
                  ],
                  [
                    694800.7255335952,
                    5358771.834821213,
                    676.3617423921095
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:52:05+00:00",
            "end_time": "2018-10-04T17:55:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37024763969374,
              48.31157185890625,
              1343.4135553492008
            ],
            [
              -120.36952981085047,
              48.325526997975864,
              1343.4135553492008
            ],
            [
              -120.35100713092078,
              48.32510161575683,
              1940.8535553492009
            ],
            [
              -120.35173000005922,
              48.311146683864926,
              1940.8535553492009
            ],
            [
              -120.37024763969374,
              48.31157185890625,
              1343.4135553492008
            ]
          ]
        ]
      },
      "bbox": [
        -120.3702476,
        48.31114668,
        1343.413555,
        -120.3510071,
        48.325527,
        1940.853555
      ],
      "properties": {
        "datetime": "2018-10-11T17:50:52Z",
        "pc:count": 11350455,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695371.6404,
            "count": 11350455,
            "maximum": 696350.2314,
            "minimum": 694975.7714,
            "name": "X",
            "position": 0,
            "stddev": 291.9983074,
            "variance": 85263.0115
          },
          {
            "average": 5355297.444,
            "count": 11350455,
            "maximum": 5355826.398,
            "minimum": 5354273.618,
            "name": "Y",
            "position": 1,
            "stddev": 396.8385654,
            "variance": 157480.847
          },
          {
            "average": 1633.567826,
            "count": 11350455,
            "maximum": 1940.853555,
            "minimum": 1343.413555,
            "name": "Z",
            "position": 2,
            "stddev": 114.9885791,
            "variance": 13222.37332
          },
          {
            "average": 383.6877422,
            "count": 11350455,
            "maximum": 2090,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 235.5311287,
            "variance": 55474.9126
          },
          {
            "average": 1.228749684,
            "count": 11350455,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.606419069,
            "variance": 0.3677440872
          },
          {
            "average": 1.45782244,
            "count": 11350455,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9069692202,
            "variance": 0.8225931665
          },
          {
            "average": 0.4976967003,
            "count": 11350455,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999947168,
            "variance": 0.2499947168
          },
          {
            "average": 0.0002850987031,
            "count": 11350455,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01688245974,
            "variance": 0.0002850174469
          },
          {
            "average": 1.484891839,
            "count": 11350455,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5648657456,
            "variance": 0.3190733106
          },
          {
            "average": 4.028072983,
            "count": 11350455,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.11907996,
            "variance": 123.6339392
          },
          {
            "average": 0,
            "count": 11350455,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 113.4659618,
            "count": 11350455,
            "maximum": 127,
            "minimum": 105,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.822557017,
            "variance": 77.83751232
          },
          {
            "average": 222975355.6,
            "count": 11350455,
            "maximum": 223315452.3,
            "minimum": 222711018.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 298894.3485,
            "variance": 89337831590.0
          },
          {
            "average": 0,
            "count": 11350455,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11350455,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11350455,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11350455,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11350455,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694975.7714,
          5354273.618,
          1343.413555,
          696350.2314,
          5355826.398,
          1940.853555
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694975.771441443,
                5354273.618116029,
                1343.4135553492008
              ],
              [
                694975.771441443,
                5355826.398116028,
                1343.4135553492008
              ],
              [
                696350.231441443,
                5355826.398116028,
                1940.8535553492009
              ],
              [
                696350.231441443,
                5354273.618116029,
                1940.8535553492009
              ],
              [
                694975.771441443,
                5354273.618116029,
                1343.4135553492008
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:50:52+00:00",
        "end_time": "2018-10-04T17:56:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3702476,
            48.31114668,
            1343.413555,
            -120.3510071,
            48.325527,
            1940.853555
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37024763969374,
                  48.31157185890625,
                  1343.4135553492008
                ],
                [
                  -120.36952981085047,
                  48.325526997975864,
                  1343.4135553492008
                ],
                [
                  -120.35100713092078,
                  48.32510161575683,
                  1940.8535553492009
                ],
                [
                  -120.35173000005922,
                  48.311146683864926,
                  1940.8535553492009
                ],
                [
                  -120.37024763969374,
                  48.31157185890625,
                  1343.4135553492008
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:50:52Z",
            "pc:count": 11350455,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695371.6404,
                "count": 11350455,
                "maximum": 696350.2314,
                "minimum": 694975.7714,
                "name": "X",
                "position": 0,
                "stddev": 291.9983074,
                "variance": 85263.0115
              },
              {
                "average": 5355297.444,
                "count": 11350455,
                "maximum": 5355826.398,
                "minimum": 5354273.618,
                "name": "Y",
                "position": 1,
                "stddev": 396.8385654,
                "variance": 157480.847
              },
              {
                "average": 1633.567826,
                "count": 11350455,
                "maximum": 1940.853555,
                "minimum": 1343.413555,
                "name": "Z",
                "position": 2,
                "stddev": 114.9885791,
                "variance": 13222.37332
              },
              {
                "average": 383.6877422,
                "count": 11350455,
                "maximum": 2090,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 235.5311287,
                "variance": 55474.9126
              },
              {
                "average": 1.228749684,
                "count": 11350455,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.606419069,
                "variance": 0.3677440872
              },
              {
                "average": 1.45782244,
                "count": 11350455,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9069692202,
                "variance": 0.8225931665
              },
              {
                "average": 0.4976967003,
                "count": 11350455,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999947168,
                "variance": 0.2499947168
              },
              {
                "average": 0.0002850987031,
                "count": 11350455,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01688245974,
                "variance": 0.0002850174469
              },
              {
                "average": 1.484891839,
                "count": 11350455,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5648657456,
                "variance": 0.3190733106
              },
              {
                "average": 4.028072983,
                "count": 11350455,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.11907996,
                "variance": 123.6339392
              },
              {
                "average": 0,
                "count": 11350455,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 113.4659618,
                "count": 11350455,
                "maximum": 127,
                "minimum": 105,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.822557017,
                "variance": 77.83751232
              },
              {
                "average": 222975355.6,
                "count": 11350455,
                "maximum": 223315452.3,
                "minimum": 222711018.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 298894.3485,
                "variance": 89337831590.0
              },
              {
                "average": 0,
                "count": 11350455,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11350455,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11350455,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11350455,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11350455,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694975.7714,
              5354273.618,
              1343.413555,
              696350.2314,
              5355826.398,
              1940.853555
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694975.771441443,
                    5354273.618116029,
                    1343.4135553492008
                  ],
                  [
                    694975.771441443,
                    5355826.398116028,
                    1343.4135553492008
                  ],
                  [
                    696350.231441443,
                    5355826.398116028,
                    1940.8535553492009
                  ],
                  [
                    696350.231441443,
                    5354273.618116029,
                    1940.8535553492009
                  ],
                  [
                    694975.771441443,
                    5354273.618116029,
                    1343.4135553492008
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:50:52+00:00",
            "end_time": "2018-10-04T17:56:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51225739931793,
              48.365450282780685,
              1584.1581597310064
            ],
            [
              -120.51159562658086,
              48.37902538397273,
              1584.1581597310064
            ],
            [
              -120.49064535287386,
              48.37857005982896,
              2293.418159731006
            ],
            [
              -120.49131268299006,
              48.36499517440769,
              2293.418159731006
            ],
            [
              -120.51225739931793,
              48.365450282780685,
              1584.1581597310064
            ]
          ]
        ]
      },
      "bbox": [
        -120.5122574,
        48.36499517,
        1584.15816,
        -120.4906454,
        48.37902538,
        2293.41816
      ],
      "properties": {
        "datetime": "2018-09-26T17:59:29Z",
        "pc:count": 32090618,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 685090.1332,
            "count": 32090618,
            "maximum": 685806.0649,
            "minimum": 684253.2649,
            "name": "X",
            "position": 0,
            "stddev": 436.2022287,
            "variance": 190272.3843
          },
          {
            "average": 5360692.33,
            "count": 32090618,
            "maximum": 5361420.678,
            "minimum": 5359910.338,
            "name": "Y",
            "position": 1,
            "stddev": 396.2316942,
            "variance": 156999.5555
          },
          {
            "average": 1899.553897,
            "count": 32090618,
            "maximum": 2293.41816,
            "minimum": 1584.15816,
            "name": "Z",
            "position": 2,
            "stddev": 149.5206597,
            "variance": 22356.42767
          },
          {
            "average": 612.6561852,
            "count": 32090618,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 357.46057,
            "variance": 127778.0591
          },
          {
            "average": 1.303923097,
            "count": 32090618,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6267025149,
            "variance": 0.3927560422
          },
          {
            "average": 1.607770284,
            "count": 32090618,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8842452579,
            "variance": 0.7818896762
          },
          {
            "average": 0.4969256435,
            "count": 32090618,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499990556,
            "variance": 0.2499905561
          },
          {
            "average": 0.0003052293976,
            "count": 32090618,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01746814936,
            "variance": 0.0003051362421
          },
          {
            "average": 1.373490688,
            "count": 32090618,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5331118172,
            "variance": 0.2842082096
          },
          {
            "average": -2.968564203,
            "count": 32090618,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.68019575,
            "variance": 136.4269728
          },
          {
            "average": 0,
            "count": 32090618,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 59.12536377,
            "count": 32090618,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.182792556,
            "variance": 1.398998231
          },
          {
            "average": 222018535.7,
            "count": 32090618,
            "maximum": 222019969,
            "minimum": 222017448.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 584.2883099,
            "variance": 341392.8291
          },
          {
            "average": 0,
            "count": 32090618,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32090618,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32090618,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32090618,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32090618,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          684253.2649,
          5359910.338,
          1584.15816,
          685806.0649,
          5361420.678,
          2293.41816
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                684253.2648740323,
                5359910.337718973,
                1584.1581597310064
              ],
              [
                684253.2648740323,
                5361420.677718973,
                1584.1581597310064
              ],
              [
                685806.0648740324,
                5361420.677718973,
                2293.418159731006
              ],
              [
                685806.0648740324,
                5359910.337718973,
                2293.418159731006
              ],
              [
                684253.2648740323,
                5359910.337718973,
                1584.1581597310064
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:59:29+00:00",
        "end_time": "2018-09-26T17:17:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5122574,
            48.36499517,
            1584.15816,
            -120.4906454,
            48.37902538,
            2293.41816
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51225739931793,
                  48.365450282780685,
                  1584.1581597310064
                ],
                [
                  -120.51159562658086,
                  48.37902538397273,
                  1584.1581597310064
                ],
                [
                  -120.49064535287386,
                  48.37857005982896,
                  2293.418159731006
                ],
                [
                  -120.49131268299006,
                  48.36499517440769,
                  2293.418159731006
                ],
                [
                  -120.51225739931793,
                  48.365450282780685,
                  1584.1581597310064
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:59:29Z",
            "pc:count": 32090618,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 685090.1332,
                "count": 32090618,
                "maximum": 685806.0649,
                "minimum": 684253.2649,
                "name": "X",
                "position": 0,
                "stddev": 436.2022287,
                "variance": 190272.3843
              },
              {
                "average": 5360692.33,
                "count": 32090618,
                "maximum": 5361420.678,
                "minimum": 5359910.338,
                "name": "Y",
                "position": 1,
                "stddev": 396.2316942,
                "variance": 156999.5555
              },
              {
                "average": 1899.553897,
                "count": 32090618,
                "maximum": 2293.41816,
                "minimum": 1584.15816,
                "name": "Z",
                "position": 2,
                "stddev": 149.5206597,
                "variance": 22356.42767
              },
              {
                "average": 612.6561852,
                "count": 32090618,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 357.46057,
                "variance": 127778.0591
              },
              {
                "average": 1.303923097,
                "count": 32090618,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6267025149,
                "variance": 0.3927560422
              },
              {
                "average": 1.607770284,
                "count": 32090618,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8842452579,
                "variance": 0.7818896762
              },
              {
                "average": 0.4969256435,
                "count": 32090618,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499990556,
                "variance": 0.2499905561
              },
              {
                "average": 0.0003052293976,
                "count": 32090618,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01746814936,
                "variance": 0.0003051362421
              },
              {
                "average": 1.373490688,
                "count": 32090618,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5331118172,
                "variance": 0.2842082096
              },
              {
                "average": -2.968564203,
                "count": 32090618,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.68019575,
                "variance": 136.4269728
              },
              {
                "average": 0,
                "count": 32090618,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 59.12536377,
                "count": 32090618,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.182792556,
                "variance": 1.398998231
              },
              {
                "average": 222018535.7,
                "count": 32090618,
                "maximum": 222019969,
                "minimum": 222017448.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 584.2883099,
                "variance": 341392.8291
              },
              {
                "average": 0,
                "count": 32090618,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32090618,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32090618,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32090618,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32090618,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              684253.2649,
              5359910.338,
              1584.15816,
              685806.0649,
              5361420.678,
              2293.41816
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    684253.2648740323,
                    5359910.337718973,
                    1584.1581597310064
                  ],
                  [
                    684253.2648740323,
                    5361420.677718973,
                    1584.1581597310064
                  ],
                  [
                    685806.0648740324,
                    5361420.677718973,
                    2293.418159731006
                  ],
                  [
                    685806.0648740324,
                    5359910.337718973,
                    2293.418159731006
                  ],
                  [
                    684253.2648740323,
                    5359910.337718973,
                    1584.1581597310064
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:59:29+00:00",
            "end_time": "2018-09-26T17:17:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.44959294147294,
              48.58118857654062,
              656.2171701314871
            ],
            [
              -120.44889226344212,
              48.59510169405046,
              656.2171701314871
            ],
            [
              -120.43160488051198,
              48.59471717783053,
              1280.077170131487
            ],
            [
              -120.43231029395294,
              48.58080424724712,
              1280.077170131487
            ],
            [
              -120.44959294147294,
              48.58118857654062,
              656.2171701314871
            ]
          ]
        ]
      },
      "bbox": [
        -120.4495929,
        48.58080425,
        656.2171701,
        -120.4316049,
        48.59510169,
        1280.07717
      ],
      "properties": {
        "datetime": "2018-10-03T18:37:00Z",
        "pc:count": 24394309,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688801.764,
            "count": 24394309,
            "maximum": 689370.49,
            "minimum": 688094.55,
            "name": "X",
            "position": 0,
            "stddev": 311.8203391,
            "variance": 97231.92391
          },
          {
            "average": 5384726.575,
            "count": 24394309,
            "maximum": 5385588.56,
            "minimum": 5384040.48,
            "name": "Y",
            "position": 1,
            "stddev": 441.9482974,
            "variance": 195318.2976
          },
          {
            "average": 1027.086656,
            "count": 24394309,
            "maximum": 1280.07717,
            "minimum": 656.2171701,
            "name": "Z",
            "position": 2,
            "stddev": 196.3082341,
            "variance": 38536.92279
          },
          {
            "average": 577.8940518,
            "count": 24394309,
            "maximum": 3206,
            "minimum": 81,
            "name": "Intensity",
            "position": 3,
            "stddev": 354.9226646,
            "variance": 125970.0979
          },
          {
            "average": 1.335934869,
            "count": 24394309,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5912661662,
            "variance": 0.3495956793
          },
          {
            "average": 1.671714579,
            "count": 24394309,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7745683125,
            "variance": 0.5999560707
          },
          {
            "average": 0.4985172566,
            "count": 24394309,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999978117,
            "variance": 0.2499978117
          },
          {
            "average": 0.0002802292945,
            "count": 24394309,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01673770526,
            "variance": 0.0002801507775
          },
          {
            "average": 1.283279596,
            "count": 24394309,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4968171971,
            "variance": 0.2468273274
          },
          {
            "average": -0.5706926281,
            "count": 24394309,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.619897384,
            "variance": 92.54242569
          },
          {
            "average": 0,
            "count": 24394309,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 698.9105305,
            "count": 24394309,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 729.1205459,
            "variance": 531616.7705
          },
          {
            "average": 222625240.4,
            "count": 24394309,
            "maximum": 222627020.6,
            "minimum": 222623725.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 693.9155893,
            "variance": 481518.8451
          },
          {
            "average": 0,
            "count": 24394309,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24394309,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24394309,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24394309,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24394309,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688094.55,
          5384040.48,
          656.2171701,
          689370.49,
          5385588.56,
          1280.07717
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688094.5500383626,
                5384040.480043877,
                656.2171701314871
              ],
              [
                688094.5500383626,
                5385588.560043877,
                656.2171701314871
              ],
              [
                689370.4900383626,
                5385588.560043877,
                1280.077170131487
              ],
              [
                689370.4900383626,
                5384040.480043877,
                1280.077170131487
              ],
              [
                688094.5500383626,
                5384040.480043877,
                656.2171701314871
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:37:00+00:00",
        "end_time": "2018-10-03T17:42:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4495929,
            48.58080425,
            656.2171701,
            -120.4316049,
            48.59510169,
            1280.07717
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.44959294147294,
                  48.58118857654062,
                  656.2171701314871
                ],
                [
                  -120.44889226344212,
                  48.59510169405046,
                  656.2171701314871
                ],
                [
                  -120.43160488051198,
                  48.59471717783053,
                  1280.077170131487
                ],
                [
                  -120.43231029395294,
                  48.58080424724712,
                  1280.077170131487
                ],
                [
                  -120.44959294147294,
                  48.58118857654062,
                  656.2171701314871
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:37:00Z",
            "pc:count": 24394309,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688801.764,
                "count": 24394309,
                "maximum": 689370.49,
                "minimum": 688094.55,
                "name": "X",
                "position": 0,
                "stddev": 311.8203391,
                "variance": 97231.92391
              },
              {
                "average": 5384726.575,
                "count": 24394309,
                "maximum": 5385588.56,
                "minimum": 5384040.48,
                "name": "Y",
                "position": 1,
                "stddev": 441.9482974,
                "variance": 195318.2976
              },
              {
                "average": 1027.086656,
                "count": 24394309,
                "maximum": 1280.07717,
                "minimum": 656.2171701,
                "name": "Z",
                "position": 2,
                "stddev": 196.3082341,
                "variance": 38536.92279
              },
              {
                "average": 577.8940518,
                "count": 24394309,
                "maximum": 3206,
                "minimum": 81,
                "name": "Intensity",
                "position": 3,
                "stddev": 354.9226646,
                "variance": 125970.0979
              },
              {
                "average": 1.335934869,
                "count": 24394309,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5912661662,
                "variance": 0.3495956793
              },
              {
                "average": 1.671714579,
                "count": 24394309,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7745683125,
                "variance": 0.5999560707
              },
              {
                "average": 0.4985172566,
                "count": 24394309,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999978117,
                "variance": 0.2499978117
              },
              {
                "average": 0.0002802292945,
                "count": 24394309,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01673770526,
                "variance": 0.0002801507775
              },
              {
                "average": 1.283279596,
                "count": 24394309,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4968171971,
                "variance": 0.2468273274
              },
              {
                "average": -0.5706926281,
                "count": 24394309,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.619897384,
                "variance": 92.54242569
              },
              {
                "average": 0,
                "count": 24394309,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 698.9105305,
                "count": 24394309,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 729.1205459,
                "variance": 531616.7705
              },
              {
                "average": 222625240.4,
                "count": 24394309,
                "maximum": 222627020.6,
                "minimum": 222623725.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 693.9155893,
                "variance": 481518.8451
              },
              {
                "average": 0,
                "count": 24394309,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24394309,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24394309,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24394309,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24394309,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688094.55,
              5384040.48,
              656.2171701,
              689370.49,
              5385588.56,
              1280.07717
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688094.5500383626,
                    5384040.480043877,
                    656.2171701314871
                  ],
                  [
                    688094.5500383626,
                    5385588.560043877,
                    656.2171701314871
                  ],
                  [
                    689370.4900383626,
                    5385588.560043877,
                    1280.077170131487
                  ],
                  [
                    689370.4900383626,
                    5384040.480043877,
                    1280.077170131487
                  ],
                  [
                    688094.5500383626,
                    5384040.480043877,
                    656.2171701314871
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:37:00+00:00",
            "end_time": "2018-10-03T17:42:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45191012484564,
              48.40574990875396,
              1082.7862539152404
            ],
            [
              -120.45121010226502,
              48.419749039435104,
              1082.7862539152404
            ],
            [
              -120.43019250269752,
              48.41928127451947,
              1925.7662539152404
            ],
            [
              -120.43089828231938,
              48.40528237246572,
              1925.7662539152404
            ],
            [
              -120.45191012484564,
              48.40574990875396,
              1082.7862539152404
            ]
          ]
        ]
      },
      "bbox": [
        -120.4519101,
        48.40528237,
        1082.786254,
        -120.4301925,
        48.41974904,
        1925.766254
      ],
      "properties": {
        "datetime": "2018-10-03T18:18:18Z",
        "pc:count": 42612646,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689403.5751,
            "count": 42612646,
            "maximum": 690130.1142,
            "minimum": 688573.4942,
            "name": "X",
            "position": 0,
            "stddev": 426.1366595,
            "variance": 181592.4526
          },
          {
            "average": 5365325.37,
            "count": 42612646,
            "maximum": 5366093.745,
            "minimum": 5364536.145,
            "name": "Y",
            "position": 1,
            "stddev": 431.9972679,
            "variance": 186621.6395
          },
          {
            "average": 1520.068582,
            "count": 42612646,
            "maximum": 1925.766254,
            "minimum": 1082.786254,
            "name": "Z",
            "position": 2,
            "stddev": 194.8789928,
            "variance": 37977.82182
          },
          {
            "average": 538.9680402,
            "count": 42612646,
            "maximum": 2797,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 359.4428672,
            "variance": 129199.1748
          },
          {
            "average": 1.508178558,
            "count": 42612646,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7710262957,
            "variance": 0.5944815486
          },
          {
            "average": 2.017154133,
            "count": 42612646,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.009006133,
            "variance": 1.018093376
          },
          {
            "average": 0.4975011643,
            "count": 42612646,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999937616,
            "variance": 0.2499937617
          },
          {
            "average": 0.0002527653411,
            "count": 42612646,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01589658632,
            "variance": 0.0002527014567
          },
          {
            "average": 1.23314288,
            "count": 42612646,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4864192029,
            "variance": 0.236603641
          },
          {
            "average": 2.663607213,
            "count": 42612646,
            "maximum": 19.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.81190912,
            "variance": 116.8973789
          },
          {
            "average": 0,
            "count": 42612646,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 701.947714,
            "count": 42612646,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 729.9629502,
            "variance": 532845.9087
          },
          {
            "average": 222625096.3,
            "count": 42612646,
            "maximum": 222625898.1,
            "minimum": 222624031,
            "name": "GpsTime",
            "position": 12,
            "stddev": 651.0731307,
            "variance": 423896.2215
          },
          {
            "average": 0,
            "count": 42612646,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42612646,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42612646,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42612646,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42612646,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688573.4942,
          5364536.145,
          1082.786254,
          690130.1142,
          5366093.745,
          1925.766254
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688573.4942118095,
                5364536.144671815,
                1082.7862539152404
              ],
              [
                688573.4942118095,
                5366093.744671815,
                1082.7862539152404
              ],
              [
                690130.1142118096,
                5366093.744671815,
                1925.7662539152404
              ],
              [
                690130.1142118096,
                5364536.144671815,
                1925.7662539152404
              ],
              [
                688573.4942118095,
                5364536.144671815,
                1082.7862539152404
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:18:18+00:00",
        "end_time": "2018-10-03T17:47:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4519101,
            48.40528237,
            1082.786254,
            -120.4301925,
            48.41974904,
            1925.766254
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45191012484564,
                  48.40574990875396,
                  1082.7862539152404
                ],
                [
                  -120.45121010226502,
                  48.419749039435104,
                  1082.7862539152404
                ],
                [
                  -120.43019250269752,
                  48.41928127451947,
                  1925.7662539152404
                ],
                [
                  -120.43089828231938,
                  48.40528237246572,
                  1925.7662539152404
                ],
                [
                  -120.45191012484564,
                  48.40574990875396,
                  1082.7862539152404
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:18:18Z",
            "pc:count": 42612646,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689403.5751,
                "count": 42612646,
                "maximum": 690130.1142,
                "minimum": 688573.4942,
                "name": "X",
                "position": 0,
                "stddev": 426.1366595,
                "variance": 181592.4526
              },
              {
                "average": 5365325.37,
                "count": 42612646,
                "maximum": 5366093.745,
                "minimum": 5364536.145,
                "name": "Y",
                "position": 1,
                "stddev": 431.9972679,
                "variance": 186621.6395
              },
              {
                "average": 1520.068582,
                "count": 42612646,
                "maximum": 1925.766254,
                "minimum": 1082.786254,
                "name": "Z",
                "position": 2,
                "stddev": 194.8789928,
                "variance": 37977.82182
              },
              {
                "average": 538.9680402,
                "count": 42612646,
                "maximum": 2797,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 359.4428672,
                "variance": 129199.1748
              },
              {
                "average": 1.508178558,
                "count": 42612646,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7710262957,
                "variance": 0.5944815486
              },
              {
                "average": 2.017154133,
                "count": 42612646,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.009006133,
                "variance": 1.018093376
              },
              {
                "average": 0.4975011643,
                "count": 42612646,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999937616,
                "variance": 0.2499937617
              },
              {
                "average": 0.0002527653411,
                "count": 42612646,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01589658632,
                "variance": 0.0002527014567
              },
              {
                "average": 1.23314288,
                "count": 42612646,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4864192029,
                "variance": 0.236603641
              },
              {
                "average": 2.663607213,
                "count": 42612646,
                "maximum": 19.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.81190912,
                "variance": 116.8973789
              },
              {
                "average": 0,
                "count": 42612646,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 701.947714,
                "count": 42612646,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 729.9629502,
                "variance": 532845.9087
              },
              {
                "average": 222625096.3,
                "count": 42612646,
                "maximum": 222625898.1,
                "minimum": 222624031,
                "name": "GpsTime",
                "position": 12,
                "stddev": 651.0731307,
                "variance": 423896.2215
              },
              {
                "average": 0,
                "count": 42612646,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42612646,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42612646,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42612646,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42612646,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688573.4942,
              5364536.145,
              1082.786254,
              690130.1142,
              5366093.745,
              1925.766254
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688573.4942118095,
                    5364536.144671815,
                    1082.7862539152404
                  ],
                  [
                    688573.4942118095,
                    5366093.744671815,
                    1082.7862539152404
                  ],
                  [
                    690130.1142118096,
                    5366093.744671815,
                    1925.7662539152404
                  ],
                  [
                    690130.1142118096,
                    5364536.144671815,
                    1925.7662539152404
                  ],
                  [
                    688573.4942118095,
                    5364536.144671815,
                    1082.7862539152404
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:18:18+00:00",
            "end_time": "2018-10-03T17:47:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37165178976171,
              48.513983262178904,
              1047.596996946961
            ],
            [
              -120.37092678882242,
              48.52798501511835,
              1047.596996946961
            ],
            [
              -120.34986524239376,
              48.527501771993585,
              1617.716996946961
            ],
            [
              -120.35059603482298,
              48.513500255400864,
              1617.716996946961
            ],
            [
              -120.37165178976171,
              48.513983262178904,
              1047.596996946961
            ]
          ]
        ]
      },
      "bbox": [
        -120.3716518,
        48.51350026,
        1047.596997,
        -120.3498652,
        48.52798502,
        1617.716997
      ],
      "properties": {
        "datetime": "2018-10-11T17:56:50Z",
        "pc:count": 48921812,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694893.252,
            "count": 48921812,
            "maximum": 695655.9336,
            "minimum": 694099.2736,
            "name": "X",
            "position": 0,
            "stddev": 438.1721069,
            "variance": 191994.7953
          },
          {
            "average": 5377558.765,
            "count": 48921812,
            "maximum": 5378324.083,
            "minimum": 5376766.063,
            "name": "Y",
            "position": 1,
            "stddev": 432.0483751,
            "variance": 186665.7984
          },
          {
            "average": 1278.901404,
            "count": 48921812,
            "maximum": 1617.716997,
            "minimum": 1047.596997,
            "name": "Z",
            "position": 2,
            "stddev": 91.34085499,
            "variance": 8343.151791
          },
          {
            "average": 518.5021006,
            "count": 48921812,
            "maximum": 4095,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.0367996,
            "variance": 141403.6747
          },
          {
            "average": 1.57679875,
            "count": 48921812,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7708527852,
            "variance": 0.5942140164
          },
          {
            "average": 2.153685334,
            "count": 48921812,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9344196253,
            "variance": 0.8731400362
          },
          {
            "average": 0.4973242814,
            "count": 48921812,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928456,
            "variance": 0.2499928456
          },
          {
            "average": 0.000296861449,
            "count": 48921812,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01722711027,
            "variance": 0.0002967733284
          },
          {
            "average": 1.221306746,
            "count": 48921812,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4729263865,
            "variance": 0.223659367
          },
          {
            "average": -1.12612184,
            "count": 48921812,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.23346794,
            "variance": 126.1908019
          },
          {
            "average": 0,
            "count": 48921812,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.5734153,
            "count": 48921812,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.94709021,
            "variance": 80.05042323
          },
          {
            "average": 223104073.8,
            "count": 48921812,
            "maximum": 223315810.2,
            "minimum": 222710674.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 287313.9693,
            "variance": 82549316970.0
          },
          {
            "average": 0,
            "count": 48921812,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48921812,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48921812,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48921812,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48921812,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694099.2736,
          5376766.063,
          1047.596997,
          695655.9336,
          5378324.083,
          1617.716997
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694099.2735525494,
                5376766.062983123,
                1047.596996946961
              ],
              [
                694099.2735525494,
                5378324.082983122,
                1047.596996946961
              ],
              [
                695655.9335525493,
                5378324.082983122,
                1617.716996946961
              ],
              [
                695655.9335525493,
                5376766.062983123,
                1617.716996946961
              ],
              [
                694099.2735525494,
                5376766.062983123,
                1047.596996946961
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:56:50+00:00",
        "end_time": "2018-10-04T17:51:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3716518,
            48.51350026,
            1047.596997,
            -120.3498652,
            48.52798502,
            1617.716997
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37165178976171,
                  48.513983262178904,
                  1047.596996946961
                ],
                [
                  -120.37092678882242,
                  48.52798501511835,
                  1047.596996946961
                ],
                [
                  -120.34986524239376,
                  48.527501771993585,
                  1617.716996946961
                ],
                [
                  -120.35059603482298,
                  48.513500255400864,
                  1617.716996946961
                ],
                [
                  -120.37165178976171,
                  48.513983262178904,
                  1047.596996946961
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:56:50Z",
            "pc:count": 48921812,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694893.252,
                "count": 48921812,
                "maximum": 695655.9336,
                "minimum": 694099.2736,
                "name": "X",
                "position": 0,
                "stddev": 438.1721069,
                "variance": 191994.7953
              },
              {
                "average": 5377558.765,
                "count": 48921812,
                "maximum": 5378324.083,
                "minimum": 5376766.063,
                "name": "Y",
                "position": 1,
                "stddev": 432.0483751,
                "variance": 186665.7984
              },
              {
                "average": 1278.901404,
                "count": 48921812,
                "maximum": 1617.716997,
                "minimum": 1047.596997,
                "name": "Z",
                "position": 2,
                "stddev": 91.34085499,
                "variance": 8343.151791
              },
              {
                "average": 518.5021006,
                "count": 48921812,
                "maximum": 4095,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.0367996,
                "variance": 141403.6747
              },
              {
                "average": 1.57679875,
                "count": 48921812,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7708527852,
                "variance": 0.5942140164
              },
              {
                "average": 2.153685334,
                "count": 48921812,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9344196253,
                "variance": 0.8731400362
              },
              {
                "average": 0.4973242814,
                "count": 48921812,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928456,
                "variance": 0.2499928456
              },
              {
                "average": 0.000296861449,
                "count": 48921812,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01722711027,
                "variance": 0.0002967733284
              },
              {
                "average": 1.221306746,
                "count": 48921812,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4729263865,
                "variance": 0.223659367
              },
              {
                "average": -1.12612184,
                "count": 48921812,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.23346794,
                "variance": 126.1908019
              },
              {
                "average": 0,
                "count": 48921812,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.5734153,
                "count": 48921812,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.94709021,
                "variance": 80.05042323
              },
              {
                "average": 223104073.8,
                "count": 48921812,
                "maximum": 223315810.2,
                "minimum": 222710674.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 287313.9693,
                "variance": 82549316970.0
              },
              {
                "average": 0,
                "count": 48921812,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48921812,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48921812,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48921812,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48921812,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694099.2736,
              5376766.063,
              1047.596997,
              695655.9336,
              5378324.083,
              1617.716997
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694099.2735525494,
                    5376766.062983123,
                    1047.596996946961
                  ],
                  [
                    694099.2735525494,
                    5378324.082983122,
                    1047.596996946961
                  ],
                  [
                    695655.9335525493,
                    5378324.082983122,
                    1617.716996946961
                  ],
                  [
                    695655.9335525493,
                    5376766.062983123,
                    1617.716996946961
                  ],
                  [
                    694099.2735525494,
                    5376766.062983123,
                    1047.596996946961
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:56:50+00:00",
            "end_time": "2018-10-04T17:51:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43198521862566,
              48.44630776662464,
              1490.6999506065772
            ],
            [
              -120.43127867526222,
              48.46030747909906,
              1490.6999506065772
            ],
            [
              -120.41024493768606,
              48.45983578573768,
              2156.4199506065775
            ],
            [
              -120.4109572508171,
              48.44583630386012,
              2156.4199506065775
            ],
            [
              -120.43198521862566,
              48.44630776662464,
              1490.6999506065772
            ]
          ]
        ]
      },
      "bbox": [
        -120.4319852,
        48.4458363,
        1490.699951,
        -120.4102449,
        48.46030748,
        2156.419951
      ],
      "properties": {
        "datetime": "2018-10-04T16:02:39Z",
        "pc:count": 39524526,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690708.0268,
            "count": 39524526,
            "maximum": 691453.2943,
            "minimum": 689896.6943,
            "name": "X",
            "position": 0,
            "stddev": 435.4392127,
            "variance": 189607.308
          },
          {
            "average": 5369846.517,
            "count": 39524526,
            "maximum": 5370650.745,
            "minimum": 5369093.045,
            "name": "Y",
            "position": 1,
            "stddev": 427.735096,
            "variance": 182957.3124
          },
          {
            "average": 1795.816689,
            "count": 39524526,
            "maximum": 2156.419951,
            "minimum": 1490.699951,
            "name": "Z",
            "position": 2,
            "stddev": 140.8441117,
            "variance": 19837.0638
          },
          {
            "average": 588.9385572,
            "count": 39524526,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 388.8437709,
            "variance": 151199.4782
          },
          {
            "average": 1.460286886,
            "count": 39524526,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7772400786,
            "variance": 0.6041021398
          },
          {
            "average": 1.920501691,
            "count": 39524526,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.067771664,
            "variance": 1.140136326
          },
          {
            "average": 0.496640238,
            "count": 39524526,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887182,
            "variance": 0.2499887183
          },
          {
            "average": 0.0003087197048,
            "count": 39524526,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01756770915,
            "variance": 0.0003086244048
          },
          {
            "average": 1.331888307,
            "count": 39524526,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5246972258,
            "variance": 0.2753071787
          },
          {
            "average": -0.9302654427,
            "count": 39524526,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.3565197,
            "variance": 152.6835791
          },
          {
            "average": 0,
            "count": 39524526,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 150.0459199,
            "count": 39524526,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 249.323629,
            "variance": 62162.27198
          },
          {
            "average": 222656240.8,
            "count": 39524526,
            "maximum": 222704159.2,
            "minimum": 222625360.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37286.55067,
            "variance": 1390286861
          },
          {
            "average": 0,
            "count": 39524526,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39524526,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39524526,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39524526,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39524526,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689896.6943,
          5369093.045,
          1490.699951,
          691453.2943,
          5370650.745,
          2156.419951
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689896.6943432882,
                5369093.044878695,
                1490.6999506065772
              ],
              [
                689896.6943432882,
                5370650.744878694,
                1490.6999506065772
              ],
              [
                691453.2943432883,
                5370650.744878694,
                2156.4199506065775
              ],
              [
                691453.2943432883,
                5369093.044878695,
                2156.4199506065775
              ],
              [
                689896.6943432882,
                5369093.044878695,
                1490.6999506065772
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:02:39+00:00",
        "end_time": "2018-10-03T18:09:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4319852,
            48.4458363,
            1490.699951,
            -120.4102449,
            48.46030748,
            2156.419951
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43198521862566,
                  48.44630776662464,
                  1490.6999506065772
                ],
                [
                  -120.43127867526222,
                  48.46030747909906,
                  1490.6999506065772
                ],
                [
                  -120.41024493768606,
                  48.45983578573768,
                  2156.4199506065775
                ],
                [
                  -120.4109572508171,
                  48.44583630386012,
                  2156.4199506065775
                ],
                [
                  -120.43198521862566,
                  48.44630776662464,
                  1490.6999506065772
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:02:39Z",
            "pc:count": 39524526,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690708.0268,
                "count": 39524526,
                "maximum": 691453.2943,
                "minimum": 689896.6943,
                "name": "X",
                "position": 0,
                "stddev": 435.4392127,
                "variance": 189607.308
              },
              {
                "average": 5369846.517,
                "count": 39524526,
                "maximum": 5370650.745,
                "minimum": 5369093.045,
                "name": "Y",
                "position": 1,
                "stddev": 427.735096,
                "variance": 182957.3124
              },
              {
                "average": 1795.816689,
                "count": 39524526,
                "maximum": 2156.419951,
                "minimum": 1490.699951,
                "name": "Z",
                "position": 2,
                "stddev": 140.8441117,
                "variance": 19837.0638
              },
              {
                "average": 588.9385572,
                "count": 39524526,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 388.8437709,
                "variance": 151199.4782
              },
              {
                "average": 1.460286886,
                "count": 39524526,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7772400786,
                "variance": 0.6041021398
              },
              {
                "average": 1.920501691,
                "count": 39524526,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.067771664,
                "variance": 1.140136326
              },
              {
                "average": 0.496640238,
                "count": 39524526,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887182,
                "variance": 0.2499887183
              },
              {
                "average": 0.0003087197048,
                "count": 39524526,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01756770915,
                "variance": 0.0003086244048
              },
              {
                "average": 1.331888307,
                "count": 39524526,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5246972258,
                "variance": 0.2753071787
              },
              {
                "average": -0.9302654427,
                "count": 39524526,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.3565197,
                "variance": 152.6835791
              },
              {
                "average": 0,
                "count": 39524526,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 150.0459199,
                "count": 39524526,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 249.323629,
                "variance": 62162.27198
              },
              {
                "average": 222656240.8,
                "count": 39524526,
                "maximum": 222704159.2,
                "minimum": 222625360.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37286.55067,
                "variance": 1390286861
              },
              {
                "average": 0,
                "count": 39524526,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39524526,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39524526,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39524526,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39524526,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689896.6943,
              5369093.045,
              1490.699951,
              691453.2943,
              5370650.745,
              2156.419951
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689896.6943432882,
                    5369093.044878695,
                    1490.6999506065772
                  ],
                  [
                    689896.6943432882,
                    5370650.744878694,
                    1490.6999506065772
                  ],
                  [
                    691453.2943432883,
                    5370650.744878694,
                    2156.4199506065775
                  ],
                  [
                    691453.2943432883,
                    5369093.044878695,
                    2156.4199506065775
                  ],
                  [
                    689896.6943432882,
                    5369093.044878695,
                    1490.6999506065772
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:02:39+00:00",
            "end_time": "2018-10-03T18:09:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39283790429214,
              48.6353813028834,
              1216.2422732626792
            ],
            [
              -120.39211554005773,
              48.6493855126912,
              1216.2422732626792
            ],
            [
              -120.37100719348207,
              48.648905347751835,
              1752.2822732626792
            ],
            [
              -120.37173538821912,
              48.63490137295321,
              1752.2822732626792
            ],
            [
              -120.39283790429214,
              48.6353813028834,
              1216.2422732626792
            ]
          ]
        ]
      },
      "bbox": [
        -120.3928379,
        48.63490137,
        1216.242273,
        -120.3710072,
        48.64938551,
        1752.282273
      ],
      "properties": {
        "datetime": "2018-10-04T18:11:09Z",
        "pc:count": 43934276,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692842.9357,
            "count": 43934276,
            "maximum": 693630.5292,
            "minimum": 692074.1692,
            "name": "X",
            "position": 0,
            "stddev": 458.79298,
            "variance": 210490.9985
          },
          {
            "average": 5391018.349,
            "count": 43934276,
            "maximum": 5391763.296,
            "minimum": 5390204.996,
            "name": "Y",
            "position": 1,
            "stddev": 427.4203249,
            "variance": 182688.1342
          },
          {
            "average": 1518.347271,
            "count": 43934276,
            "maximum": 1752.282273,
            "minimum": 1216.242273,
            "name": "Z",
            "position": 2,
            "stddev": 119.8715207,
            "variance": 14369.18147
          },
          {
            "average": 546.0994394,
            "count": 43934276,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.8007678,
            "variance": 141978.8186
          },
          {
            "average": 1.548097754,
            "count": 43934276,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7953688411,
            "variance": 0.6326115934
          },
          {
            "average": 2.095911925,
            "count": 43934276,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.024277154,
            "variance": 1.049143688
          },
          {
            "average": 0.496033689,
            "count": 43934276,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999842738,
            "variance": 0.2499842741
          },
          {
            "average": 0.0003251220072,
            "count": 43934276,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01802820874,
            "variance": 0.0003250163103
          },
          {
            "average": 1.223155174,
            "count": 43934276,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4738559333,
            "variance": 0.2245394455
          },
          {
            "average": 1.205453955,
            "count": 43934276,
            "maximum": 18,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.90286998,
            "variance": 141.6783138
          },
          {
            "average": 0,
            "count": 43934276,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.1717661,
            "count": 43934276,
            "maximum": 107,
            "minimum": 97,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.944138635,
            "variance": 8.667952301
          },
          {
            "average": 222709219,
            "count": 43934276,
            "maximum": 222711869.8,
            "minimum": 222705167.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2220.933611,
            "variance": 4932546.104
          },
          {
            "average": 0,
            "count": 43934276,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43934276,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43934276,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43934276,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43934276,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692074.1692,
          5390204.996,
          1216.242273,
          693630.5292,
          5391763.296,
          1752.282273
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692074.1691631532,
                5390204.996176416,
                1216.2422732626792
              ],
              [
                692074.1691631532,
                5391763.296176417,
                1216.2422732626792
              ],
              [
                693630.5291631533,
                5391763.296176417,
                1752.2822732626792
              ],
              [
                693630.5291631533,
                5390204.996176416,
                1752.2822732626792
              ],
              [
                692074.1691631532,
                5390204.996176416,
                1216.2422732626792
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:11:09+00:00",
        "end_time": "2018-10-04T16:19:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3928379,
            48.63490137,
            1216.242273,
            -120.3710072,
            48.64938551,
            1752.282273
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39283790429214,
                  48.6353813028834,
                  1216.2422732626792
                ],
                [
                  -120.39211554005773,
                  48.6493855126912,
                  1216.2422732626792
                ],
                [
                  -120.37100719348207,
                  48.648905347751835,
                  1752.2822732626792
                ],
                [
                  -120.37173538821912,
                  48.63490137295321,
                  1752.2822732626792
                ],
                [
                  -120.39283790429214,
                  48.6353813028834,
                  1216.2422732626792
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:11:09Z",
            "pc:count": 43934276,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692842.9357,
                "count": 43934276,
                "maximum": 693630.5292,
                "minimum": 692074.1692,
                "name": "X",
                "position": 0,
                "stddev": 458.79298,
                "variance": 210490.9985
              },
              {
                "average": 5391018.349,
                "count": 43934276,
                "maximum": 5391763.296,
                "minimum": 5390204.996,
                "name": "Y",
                "position": 1,
                "stddev": 427.4203249,
                "variance": 182688.1342
              },
              {
                "average": 1518.347271,
                "count": 43934276,
                "maximum": 1752.282273,
                "minimum": 1216.242273,
                "name": "Z",
                "position": 2,
                "stddev": 119.8715207,
                "variance": 14369.18147
              },
              {
                "average": 546.0994394,
                "count": 43934276,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.8007678,
                "variance": 141978.8186
              },
              {
                "average": 1.548097754,
                "count": 43934276,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7953688411,
                "variance": 0.6326115934
              },
              {
                "average": 2.095911925,
                "count": 43934276,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.024277154,
                "variance": 1.049143688
              },
              {
                "average": 0.496033689,
                "count": 43934276,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999842738,
                "variance": 0.2499842741
              },
              {
                "average": 0.0003251220072,
                "count": 43934276,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01802820874,
                "variance": 0.0003250163103
              },
              {
                "average": 1.223155174,
                "count": 43934276,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4738559333,
                "variance": 0.2245394455
              },
              {
                "average": 1.205453955,
                "count": 43934276,
                "maximum": 18,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.90286998,
                "variance": 141.6783138
              },
              {
                "average": 0,
                "count": 43934276,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.1717661,
                "count": 43934276,
                "maximum": 107,
                "minimum": 97,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.944138635,
                "variance": 8.667952301
              },
              {
                "average": 222709219,
                "count": 43934276,
                "maximum": 222711869.8,
                "minimum": 222705167.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2220.933611,
                "variance": 4932546.104
              },
              {
                "average": 0,
                "count": 43934276,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43934276,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43934276,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43934276,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43934276,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692074.1692,
              5390204.996,
              1216.242273,
              693630.5292,
              5391763.296,
              1752.282273
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692074.1691631532,
                    5390204.996176416,
                    1216.2422732626792
                  ],
                  [
                    692074.1691631532,
                    5391763.296176417,
                    1216.2422732626792
                  ],
                  [
                    693630.5291631533,
                    5391763.296176417,
                    1752.2822732626792
                  ],
                  [
                    693630.5291631533,
                    5390204.996176416,
                    1752.2822732626792
                  ],
                  [
                    692074.1691631532,
                    5390204.996176416,
                    1216.2422732626792
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:11:09+00:00",
            "end_time": "2018-10-04T16:19:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41171773172876,
              48.44637773924791,
              1204.665194879477
            ],
            [
              -120.41100559585409,
              48.46037758770735,
              1204.665194879477
            ],
            [
              -120.3899710861082,
              48.45990216431244,
              1760.665194879477
            ],
            [
              -120.39068899184673,
              48.44590254827566,
              1760.665194879477
            ],
            [
              -120.41171773172876,
              48.44637773924791,
              1204.665194879477
            ]
          ]
        ]
      },
      "bbox": [
        -120.4117177,
        48.44590255,
        1204.665195,
        -120.3899711,
        48.46037759,
        1760.665195
      ],
      "properties": {
        "datetime": "2018-10-04T17:34:07Z",
        "pc:count": 32257556,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692158.2506,
            "count": 32257556,
            "maximum": 692951.7076,
            "minimum": 691395.0276,
            "name": "X",
            "position": 0,
            "stddev": 436.4694288,
            "variance": 190505.5623
          },
          {
            "average": 5369934.461,
            "count": 32257556,
            "maximum": 5370709.058,
            "minimum": 5369151.318,
            "name": "Y",
            "position": 1,
            "stddev": 440.3724629,
            "variance": 193927.9061
          },
          {
            "average": 1466.69317,
            "count": 32257556,
            "maximum": 1760.665195,
            "minimum": 1204.665195,
            "name": "Z",
            "position": 2,
            "stddev": 107.7204347,
            "variance": 11603.69204
          },
          {
            "average": 600.0512945,
            "count": 32257556,
            "maximum": 4095,
            "minimum": 50,
            "name": "Intensity",
            "position": 3,
            "stddev": 312.4576231,
            "variance": 97629.7662
          },
          {
            "average": 1.263781174,
            "count": 32257556,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5881113059,
            "variance": 0.3458749081
          },
          {
            "average": 1.527616692,
            "count": 32257556,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.839254106,
            "variance": 0.7043474545
          },
          {
            "average": 0.4974313305,
            "count": 32257556,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999934096,
            "variance": 0.2499934097
          },
          {
            "average": 0.0002792834026,
            "count": 32257556,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01670944081,
            "variance": 0.0002792054121
          },
          {
            "average": 1.38868732,
            "count": 32257556,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5590280134,
            "variance": 0.3125123198
          },
          {
            "average": -0.7885315736,
            "count": 32257556,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.41154843,
            "variance": 130.2234375
          },
          {
            "average": 0,
            "count": 32257556,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.48764097,
            "count": 32257556,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.269700932,
            "variance": 5.151542322
          },
          {
            "average": 222704800.4,
            "count": 32257556,
            "maximum": 222709647.6,
            "minimum": 222703088.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1286.521357,
            "variance": 1655137.202
          },
          {
            "average": 0,
            "count": 32257556,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32257556,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32257556,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32257556,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32257556,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691395.0276,
          5369151.318,
          1204.665195,
          692951.7076,
          5370709.058,
          1760.665195
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691395.0275905175,
                5369151.318069265,
                1204.665194879477
              ],
              [
                691395.0275905175,
                5370709.058069265,
                1204.665194879477
              ],
              [
                692951.7075905175,
                5370709.058069265,
                1760.665194879477
              ],
              [
                692951.7075905175,
                5369151.318069265,
                1760.665194879477
              ],
              [
                691395.0275905175,
                5369151.318069265,
                1204.665194879477
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:34:07+00:00",
        "end_time": "2018-10-04T15:44:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4117177,
            48.44590255,
            1204.665195,
            -120.3899711,
            48.46037759,
            1760.665195
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41171773172876,
                  48.44637773924791,
                  1204.665194879477
                ],
                [
                  -120.41100559585409,
                  48.46037758770735,
                  1204.665194879477
                ],
                [
                  -120.3899710861082,
                  48.45990216431244,
                  1760.665194879477
                ],
                [
                  -120.39068899184673,
                  48.44590254827566,
                  1760.665194879477
                ],
                [
                  -120.41171773172876,
                  48.44637773924791,
                  1204.665194879477
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:34:07Z",
            "pc:count": 32257556,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692158.2506,
                "count": 32257556,
                "maximum": 692951.7076,
                "minimum": 691395.0276,
                "name": "X",
                "position": 0,
                "stddev": 436.4694288,
                "variance": 190505.5623
              },
              {
                "average": 5369934.461,
                "count": 32257556,
                "maximum": 5370709.058,
                "minimum": 5369151.318,
                "name": "Y",
                "position": 1,
                "stddev": 440.3724629,
                "variance": 193927.9061
              },
              {
                "average": 1466.69317,
                "count": 32257556,
                "maximum": 1760.665195,
                "minimum": 1204.665195,
                "name": "Z",
                "position": 2,
                "stddev": 107.7204347,
                "variance": 11603.69204
              },
              {
                "average": 600.0512945,
                "count": 32257556,
                "maximum": 4095,
                "minimum": 50,
                "name": "Intensity",
                "position": 3,
                "stddev": 312.4576231,
                "variance": 97629.7662
              },
              {
                "average": 1.263781174,
                "count": 32257556,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5881113059,
                "variance": 0.3458749081
              },
              {
                "average": 1.527616692,
                "count": 32257556,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.839254106,
                "variance": 0.7043474545
              },
              {
                "average": 0.4974313305,
                "count": 32257556,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999934096,
                "variance": 0.2499934097
              },
              {
                "average": 0.0002792834026,
                "count": 32257556,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01670944081,
                "variance": 0.0002792054121
              },
              {
                "average": 1.38868732,
                "count": 32257556,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5590280134,
                "variance": 0.3125123198
              },
              {
                "average": -0.7885315736,
                "count": 32257556,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.41154843,
                "variance": 130.2234375
              },
              {
                "average": 0,
                "count": 32257556,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.48764097,
                "count": 32257556,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.269700932,
                "variance": 5.151542322
              },
              {
                "average": 222704800.4,
                "count": 32257556,
                "maximum": 222709647.6,
                "minimum": 222703088.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1286.521357,
                "variance": 1655137.202
              },
              {
                "average": 0,
                "count": 32257556,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32257556,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32257556,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32257556,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32257556,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691395.0276,
              5369151.318,
              1204.665195,
              692951.7076,
              5370709.058,
              1760.665195
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691395.0275905175,
                    5369151.318069265,
                    1204.665194879477
                  ],
                  [
                    691395.0275905175,
                    5370709.058069265,
                    1204.665194879477
                  ],
                  [
                    692951.7075905175,
                    5370709.058069265,
                    1760.665194879477
                  ],
                  [
                    692951.7075905175,
                    5369151.318069265,
                    1760.665194879477
                  ],
                  [
                    691395.0275905175,
                    5369151.318069265,
                    1204.665194879477
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:34:07+00:00",
            "end_time": "2018-10-04T15:44:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37043461791511,
              48.33855852438512,
              665.0233416511148
            ],
            [
              -120.36971394752513,
              48.352556558323066,
              665.0233416511148
            ],
            [
              -120.34872238950341,
              48.35207433978424,
              1300.9033416511147
            ],
            [
              -120.34944879499929,
              48.33807654145325,
              1300.9033416511147
            ],
            [
              -120.37043461791511,
              48.33855852438512,
              665.0233416511148
            ]
          ]
        ]
      },
      "bbox": [
        -120.3704346,
        48.33807654,
        665.0233417,
        -120.3487224,
        48.35255656,
        1300.903342
      ],
      "properties": {
        "datetime": "2018-10-11T17:51:41Z",
        "pc:count": 37572324,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695649.0327,
            "count": 37572324,
            "maximum": 696415.8623,
            "minimum": 694859.0223,
            "name": "X",
            "position": 0,
            "stddev": 446.38376,
            "variance": 199258.4612
          },
          {
            "average": 5358017.009,
            "count": 37572324,
            "maximum": 5358829.965,
            "minimum": 5357272.405,
            "name": "Y",
            "position": 1,
            "stddev": 430.616944,
            "variance": 185430.9524
          },
          {
            "average": 951.5181775,
            "count": 37572324,
            "maximum": 1300.903342,
            "minimum": 665.0233417,
            "name": "Z",
            "position": 2,
            "stddev": 160.4882069,
            "variance": 25756.46457
          },
          {
            "average": 434.574496,
            "count": 37572324,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 255.0789533,
            "variance": 65065.2724
          },
          {
            "average": 1.297349746,
            "count": 37572324,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5520317868,
            "variance": 0.3047390937
          },
          {
            "average": 1.594597396,
            "count": 37572324,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7269085882,
            "variance": 0.5283960956
          },
          {
            "average": 0.4979796033,
            "count": 37572324,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999959246,
            "variance": 0.2499959247
          },
          {
            "average": 0.0003205817133,
            "count": 37572324,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01790192585,
            "variance": 0.0003204789492
          },
          {
            "average": 1.276151962,
            "count": 37572324,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5065873479,
            "variance": 0.256630741
          },
          {
            "average": -0.7698754889,
            "count": 37572324,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.59146793,
            "variance": 112.1791929
          },
          {
            "average": 0,
            "count": 37572324,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.9012026,
            "count": 37572324,
            "maximum": 127,
            "minimum": 105,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.686176975,
            "variance": 75.44967044
          },
          {
            "average": 223135006.9,
            "count": 37572324,
            "maximum": 223315501.3,
            "minimum": 222710971.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 275580.6875,
            "variance": 75944715300.0
          },
          {
            "average": 0,
            "count": 37572324,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37572324,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37572324,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37572324,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37572324,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694859.0223,
          5357272.405,
          665.0233417,
          696415.8623,
          5358829.965,
          1300.903342
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694859.0223268856,
                5357272.405487474,
                665.0233416511148
              ],
              [
                694859.0223268856,
                5358829.965487475,
                665.0233416511148
              ],
              [
                696415.8623268857,
                5358829.965487475,
                1300.9033416511147
              ],
              [
                696415.8623268857,
                5357272.405487474,
                1300.9033416511147
              ],
              [
                694859.0223268856,
                5357272.405487474,
                665.0233416511148
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:51:41+00:00",
        "end_time": "2018-10-04T17:56:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3704346,
            48.33807654,
            665.0233417,
            -120.3487224,
            48.35255656,
            1300.903342
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37043461791511,
                  48.33855852438512,
                  665.0233416511148
                ],
                [
                  -120.36971394752513,
                  48.352556558323066,
                  665.0233416511148
                ],
                [
                  -120.34872238950341,
                  48.35207433978424,
                  1300.9033416511147
                ],
                [
                  -120.34944879499929,
                  48.33807654145325,
                  1300.9033416511147
                ],
                [
                  -120.37043461791511,
                  48.33855852438512,
                  665.0233416511148
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:51:41Z",
            "pc:count": 37572324,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695649.0327,
                "count": 37572324,
                "maximum": 696415.8623,
                "minimum": 694859.0223,
                "name": "X",
                "position": 0,
                "stddev": 446.38376,
                "variance": 199258.4612
              },
              {
                "average": 5358017.009,
                "count": 37572324,
                "maximum": 5358829.965,
                "minimum": 5357272.405,
                "name": "Y",
                "position": 1,
                "stddev": 430.616944,
                "variance": 185430.9524
              },
              {
                "average": 951.5181775,
                "count": 37572324,
                "maximum": 1300.903342,
                "minimum": 665.0233417,
                "name": "Z",
                "position": 2,
                "stddev": 160.4882069,
                "variance": 25756.46457
              },
              {
                "average": 434.574496,
                "count": 37572324,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 255.0789533,
                "variance": 65065.2724
              },
              {
                "average": 1.297349746,
                "count": 37572324,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5520317868,
                "variance": 0.3047390937
              },
              {
                "average": 1.594597396,
                "count": 37572324,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7269085882,
                "variance": 0.5283960956
              },
              {
                "average": 0.4979796033,
                "count": 37572324,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999959246,
                "variance": 0.2499959247
              },
              {
                "average": 0.0003205817133,
                "count": 37572324,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01790192585,
                "variance": 0.0003204789492
              },
              {
                "average": 1.276151962,
                "count": 37572324,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5065873479,
                "variance": 0.256630741
              },
              {
                "average": -0.7698754889,
                "count": 37572324,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.59146793,
                "variance": 112.1791929
              },
              {
                "average": 0,
                "count": 37572324,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.9012026,
                "count": 37572324,
                "maximum": 127,
                "minimum": 105,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.686176975,
                "variance": 75.44967044
              },
              {
                "average": 223135006.9,
                "count": 37572324,
                "maximum": 223315501.3,
                "minimum": 222710971.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 275580.6875,
                "variance": 75944715300.0
              },
              {
                "average": 0,
                "count": 37572324,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37572324,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37572324,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37572324,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37572324,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694859.0223,
              5357272.405,
              665.0233417,
              696415.8623,
              5358829.965,
              1300.903342
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694859.0223268856,
                    5357272.405487474,
                    665.0233416511148
                  ],
                  [
                    694859.0223268856,
                    5358829.965487475,
                    665.0233416511148
                  ],
                  [
                    696415.8623268857,
                    5358829.965487475,
                    1300.9033416511147
                  ],
                  [
                    696415.8623268857,
                    5357272.405487474,
                    1300.9033416511147
                  ],
                  [
                    694859.0223268856,
                    5357272.405487474,
                    665.0233416511148
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:51:41+00:00",
            "end_time": "2018-10-04T17:56:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.55289130123312,
              48.37834103171556,
              1406.5463346013669
            ],
            [
              -120.5522197103493,
              48.39234004897215,
              1406.5463346013669
            ],
            [
              -120.53121393167123,
              48.39189096992255,
              1970.486334601367
            ],
            [
              -120.53189127164673,
              48.377892172133286,
              1970.486334601367
            ],
            [
              -120.55289130123312,
              48.37834103171556,
              1406.5463346013669
            ]
          ]
        ]
      },
      "bbox": [
        -120.5528913,
        48.37789217,
        1406.546335,
        -120.5312139,
        48.39234005,
        1970.486335
      ],
      "properties": {
        "datetime": "2018-09-26T17:12:55Z",
        "pc:count": 41007719,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 682017.6591,
            "count": 41007719,
            "maximum": 682754.6464,
            "minimum": 681198.1864,
            "name": "X",
            "position": 0,
            "stddev": 441.045112,
            "variance": 194520.7908
          },
          {
            "average": 5361995.126,
            "count": 41007719,
            "maximum": 5362803.572,
            "minimum": 5361246.112,
            "name": "Y",
            "position": 1,
            "stddev": 411.7311457,
            "variance": 169522.5364
          },
          {
            "average": 1605.90516,
            "count": 41007719,
            "maximum": 1970.486335,
            "minimum": 1406.546335,
            "name": "Z",
            "position": 2,
            "stddev": 118.7257466,
            "variance": 14095.80289
          },
          {
            "average": 463.0120406,
            "count": 41007719,
            "maximum": 4095,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 276.7022042,
            "variance": 76564.1098
          },
          {
            "average": 1.437497731,
            "count": 41007719,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7087024089,
            "variance": 0.5022591044
          },
          {
            "average": 1.875324302,
            "count": 41007719,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9371406511,
            "variance": 0.8782325999
          },
          {
            "average": 0.4962000935,
            "count": 41007719,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999855666,
            "variance": 0.2499855668
          },
          {
            "average": 0.0002919694217,
            "count": 41007719,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01708461831,
            "variance": 0.0002918841826
          },
          {
            "average": 1.274824674,
            "count": 41007719,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4877797634,
            "variance": 0.2379290976
          },
          {
            "average": 0.7460918776,
            "count": 41007719,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.46823573,
            "variance": 131.5204307
          },
          {
            "average": 0,
            "count": 41007719,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.8696728,
            "count": 41007719,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.056161254,
            "variance": 1.115476594
          },
          {
            "average": 222016185.6,
            "count": 41007719,
            "maximum": 222017175.8,
            "minimum": 222015447.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 438.2219439,
            "variance": 192038.4722
          },
          {
            "average": 0,
            "count": 41007719,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41007719,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41007719,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41007719,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41007719,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          681198.1864,
          5361246.112,
          1406.546335,
          682754.6464,
          5362803.572,
          1970.486335
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                681198.1864307749,
                5361246.1124377055,
                1406.5463346013669
              ],
              [
                681198.1864307749,
                5362803.572437706,
                1406.5463346013669
              ],
              [
                682754.6464307748,
                5362803.572437706,
                1970.486334601367
              ],
              [
                682754.6464307748,
                5361246.1124377055,
                1970.486334601367
              ],
              [
                681198.1864307749,
                5361246.1124377055,
                1406.5463346013669
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:12:55+00:00",
        "end_time": "2018-09-26T16:44:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5528913,
            48.37789217,
            1406.546335,
            -120.5312139,
            48.39234005,
            1970.486335
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.55289130123312,
                  48.37834103171556,
                  1406.5463346013669
                ],
                [
                  -120.5522197103493,
                  48.39234004897215,
                  1406.5463346013669
                ],
                [
                  -120.53121393167123,
                  48.39189096992255,
                  1970.486334601367
                ],
                [
                  -120.53189127164673,
                  48.377892172133286,
                  1970.486334601367
                ],
                [
                  -120.55289130123312,
                  48.37834103171556,
                  1406.5463346013669
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:12:55Z",
            "pc:count": 41007719,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 682017.6591,
                "count": 41007719,
                "maximum": 682754.6464,
                "minimum": 681198.1864,
                "name": "X",
                "position": 0,
                "stddev": 441.045112,
                "variance": 194520.7908
              },
              {
                "average": 5361995.126,
                "count": 41007719,
                "maximum": 5362803.572,
                "minimum": 5361246.112,
                "name": "Y",
                "position": 1,
                "stddev": 411.7311457,
                "variance": 169522.5364
              },
              {
                "average": 1605.90516,
                "count": 41007719,
                "maximum": 1970.486335,
                "minimum": 1406.546335,
                "name": "Z",
                "position": 2,
                "stddev": 118.7257466,
                "variance": 14095.80289
              },
              {
                "average": 463.0120406,
                "count": 41007719,
                "maximum": 4095,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 276.7022042,
                "variance": 76564.1098
              },
              {
                "average": 1.437497731,
                "count": 41007719,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7087024089,
                "variance": 0.5022591044
              },
              {
                "average": 1.875324302,
                "count": 41007719,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9371406511,
                "variance": 0.8782325999
              },
              {
                "average": 0.4962000935,
                "count": 41007719,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999855666,
                "variance": 0.2499855668
              },
              {
                "average": 0.0002919694217,
                "count": 41007719,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01708461831,
                "variance": 0.0002918841826
              },
              {
                "average": 1.274824674,
                "count": 41007719,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4877797634,
                "variance": 0.2379290976
              },
              {
                "average": 0.7460918776,
                "count": 41007719,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.46823573,
                "variance": 131.5204307
              },
              {
                "average": 0,
                "count": 41007719,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.8696728,
                "count": 41007719,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.056161254,
                "variance": 1.115476594
              },
              {
                "average": 222016185.6,
                "count": 41007719,
                "maximum": 222017175.8,
                "minimum": 222015447.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 438.2219439,
                "variance": 192038.4722
              },
              {
                "average": 0,
                "count": 41007719,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41007719,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41007719,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41007719,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41007719,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              681198.1864,
              5361246.112,
              1406.546335,
              682754.6464,
              5362803.572,
              1970.486335
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    681198.1864307749,
                    5361246.1124377055,
                    1406.5463346013669
                  ],
                  [
                    681198.1864307749,
                    5362803.572437706,
                    1406.5463346013669
                  ],
                  [
                    682754.6464307748,
                    5362803.572437706,
                    1970.486334601367
                  ],
                  [
                    682754.6464307748,
                    5361246.1124377055,
                    1970.486334601367
                  ],
                  [
                    681198.1864307749,
                    5361246.1124377055,
                    1406.5463346013669
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:12:55+00:00",
            "end_time": "2018-09-26T16:44:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_562088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.51331357613901,
              48.47297849426132,
              1737.3454451204675
            ],
            [
              -120.51262873600798,
              48.4869793796177,
              1737.3454451204675
            ],
            [
              -120.49158345302901,
              48.486522384364655,
              2432.7654451204676
            ],
            [
              -120.49227407274478,
              48.472521722464066,
              2432.7654451204676
            ],
            [
              -120.51331357613901,
              48.47297849426132,
              1737.3454451204675
            ]
          ]
        ]
      },
      "bbox": [
        -120.5133136,
        48.47252172,
        1737.345445,
        -120.4915835,
        48.48697938,
        2432.765445
      ],
      "properties": {
        "datetime": "2018-09-26T17:56:24Z",
        "pc:count": 33505956,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 684629.1725,
            "count": 33505956,
            "maximum": 685343.3592,
            "minimum": 683786.8192,
            "name": "X",
            "position": 0,
            "stddev": 450.6889958,
            "variance": 203120.5709
          },
          {
            "average": 5372638.1,
            "count": 33505956,
            "maximum": 5373416.397,
            "minimum": 5371858.657,
            "name": "Y",
            "position": 1,
            "stddev": 432.4708187,
            "variance": 187031.009
          },
          {
            "average": 2007.385143,
            "count": 33505956,
            "maximum": 2432.765445,
            "minimum": 1737.345445,
            "name": "Z",
            "position": 2,
            "stddev": 175.7382373,
            "variance": 30883.92805
          },
          {
            "average": 729.6587392,
            "count": 33505956,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 423.9123298,
            "variance": 179701.6634
          },
          {
            "average": 1.224739894,
            "count": 33505956,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5460527524,
            "variance": 0.2981736084
          },
          {
            "average": 1.449668322,
            "count": 33505956,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7870681687,
            "variance": 0.6194763022
          },
          {
            "average": 0.4968697804,
            "count": 33505956,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999902091,
            "variance": 0.2499902092
          },
          {
            "average": 0.0002865460696,
            "count": 33505956,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01692524651,
            "variance": 0.0002864639695
          },
          {
            "average": 1.339766697,
            "count": 33505956,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5122450057,
            "variance": 0.2623949459
          },
          {
            "average": -3.066033529,
            "count": 33505956,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.13690196,
            "variance": 147.3043893
          },
          {
            "average": 0,
            "count": 33505956,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 59.01733492,
            "count": 33505956,
            "maximum": 62,
            "minimum": 57,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.190377417,
            "variance": 1.416998396
          },
          {
            "average": 222018480,
            "count": 33505956,
            "maximum": 222019784.9,
            "minimum": 222017639.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 526.6474394,
            "variance": 277357.5254
          },
          {
            "average": 0,
            "count": 33505956,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33505956,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33505956,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33505956,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33505956,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          683786.8192,
          5371858.657,
          1737.345445,
          685343.3592,
          5373416.397,
          2432.765445
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                683786.8191715626,
                5371858.656992391,
                1737.3454451204675
              ],
              [
                683786.8191715626,
                5373416.396992391,
                1737.3454451204675
              ],
              [
                685343.3591715626,
                5373416.396992391,
                2432.7654451204676
              ],
              [
                685343.3591715626,
                5371858.656992391,
                2432.7654451204676
              ],
              [
                683786.8191715626,
                5371858.656992391,
                1737.3454451204675
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:56:24+00:00",
        "end_time": "2018-09-26T17:20:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_562088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_562088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_562088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5133136,
            48.47252172,
            1737.345445,
            -120.4915835,
            48.48697938,
            2432.765445
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.51331357613901,
                  48.47297849426132,
                  1737.3454451204675
                ],
                [
                  -120.51262873600798,
                  48.4869793796177,
                  1737.3454451204675
                ],
                [
                  -120.49158345302901,
                  48.486522384364655,
                  2432.7654451204676
                ],
                [
                  -120.49227407274478,
                  48.472521722464066,
                  2432.7654451204676
                ],
                [
                  -120.51331357613901,
                  48.47297849426132,
                  1737.3454451204675
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_562088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_562088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:56:24Z",
            "pc:count": 33505956,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 684629.1725,
                "count": 33505956,
                "maximum": 685343.3592,
                "minimum": 683786.8192,
                "name": "X",
                "position": 0,
                "stddev": 450.6889958,
                "variance": 203120.5709
              },
              {
                "average": 5372638.1,
                "count": 33505956,
                "maximum": 5373416.397,
                "minimum": 5371858.657,
                "name": "Y",
                "position": 1,
                "stddev": 432.4708187,
                "variance": 187031.009
              },
              {
                "average": 2007.385143,
                "count": 33505956,
                "maximum": 2432.765445,
                "minimum": 1737.345445,
                "name": "Z",
                "position": 2,
                "stddev": 175.7382373,
                "variance": 30883.92805
              },
              {
                "average": 729.6587392,
                "count": 33505956,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 423.9123298,
                "variance": 179701.6634
              },
              {
                "average": 1.224739894,
                "count": 33505956,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5460527524,
                "variance": 0.2981736084
              },
              {
                "average": 1.449668322,
                "count": 33505956,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7870681687,
                "variance": 0.6194763022
              },
              {
                "average": 0.4968697804,
                "count": 33505956,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999902091,
                "variance": 0.2499902092
              },
              {
                "average": 0.0002865460696,
                "count": 33505956,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01692524651,
                "variance": 0.0002864639695
              },
              {
                "average": 1.339766697,
                "count": 33505956,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5122450057,
                "variance": 0.2623949459
              },
              {
                "average": -3.066033529,
                "count": 33505956,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.13690196,
                "variance": 147.3043893
              },
              {
                "average": 0,
                "count": 33505956,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 59.01733492,
                "count": 33505956,
                "maximum": 62,
                "minimum": 57,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.190377417,
                "variance": 1.416998396
              },
              {
                "average": 222018480,
                "count": 33505956,
                "maximum": 222019784.9,
                "minimum": 222017639.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 526.6474394,
                "variance": 277357.5254
              },
              {
                "average": 0,
                "count": 33505956,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33505956,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33505956,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33505956,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33505956,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              683786.8192,
              5371858.657,
              1737.345445,
              685343.3592,
              5373416.397,
              2432.765445
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    683786.8191715626,
                    5371858.656992391,
                    1737.3454451204675
                  ],
                  [
                    683786.8191715626,
                    5373416.396992391,
                    1737.3454451204675
                  ],
                  [
                    685343.3591715626,
                    5373416.396992391,
                    2432.7654451204676
                  ],
                  [
                    685343.3591715626,
                    5371858.656992391,
                    2432.7654451204676
                  ],
                  [
                    683786.8191715626,
                    5371858.656992391,
                    1737.3454451204675
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:56:24+00:00",
            "end_time": "2018-09-26T17:20:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.452022269986,
              48.419244318736276,
              1408.3611611971812
            ],
            [
              -120.45132194653172,
              48.4332434176601,
              1408.3611611971812
            ],
            [
              -120.43030094123814,
              48.4327756243251,
              2318.241161197181
            ],
            [
              -120.43100702539546,
              48.418776754055116,
              2318.241161197181
            ],
            [
              -120.452022269986,
              48.419244318736276,
              1408.3611611971812
            ]
          ]
        ]
      },
      "bbox": [
        -120.4520223,
        48.41877675,
        1408.361161,
        -120.4303009,
        48.43324342,
        2318.241161
      ],
      "properties": {
        "datetime": "2018-10-03T18:18:41Z",
        "pc:count": 41328098,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689284.4246,
            "count": 41328098,
            "maximum": 690071.7375,
            "minimum": 688515.2775,
            "name": "X",
            "position": 0,
            "stddev": 423.4303994,
            "variance": 179293.3031
          },
          {
            "average": 5366764.116,
            "count": 41328098,
            "maximum": 5367593.249,
            "minimum": 5366035.649,
            "name": "Y",
            "position": 1,
            "stddev": 425.1042612,
            "variance": 180713.6329
          },
          {
            "average": 1816.317957,
            "count": 41328098,
            "maximum": 2318.241161,
            "minimum": 1408.361161,
            "name": "Z",
            "position": 2,
            "stddev": 211.4826997,
            "variance": 44724.93228
          },
          {
            "average": 646.8962855,
            "count": 41328098,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 485.2995779,
            "variance": 235515.6804
          },
          {
            "average": 1.506997128,
            "count": 41328098,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7977760074,
            "variance": 0.636446558
          },
          {
            "average": 2.014097286,
            "count": 41328098,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.070215447,
            "variance": 1.145361102
          },
          {
            "average": 0.4971834416,
            "count": 41328098,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992073,
            "variance": 0.249992073
          },
          {
            "average": 0.0002347555409,
            "count": 41328098,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01531993591,
            "variance": 0.0002347004364
          },
          {
            "average": 1.220700454,
            "count": 41328098,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4742803463,
            "variance": 0.2249418469
          },
          {
            "average": 2.004727875,
            "count": 41328098,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.65441345,
            "variance": 135.8253529
          },
          {
            "average": 0,
            "count": 41328098,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 668.3138854,
            "count": 41328098,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 721.7882358,
            "variance": 520978.2574
          },
          {
            "average": 222625025.3,
            "count": 41328098,
            "maximum": 222625921.3,
            "minimum": 222624008.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 651.1855358,
            "variance": 424042.6021
          },
          {
            "average": 0,
            "count": 41328098,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41328098,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41328098,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41328098,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41328098,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688515.2775,
          5366035.649,
          1408.361161,
          690071.7375,
          5367593.249,
          2318.241161
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688515.2775141363,
                5366035.649163453,
                1408.3611611971812
              ],
              [
                688515.2775141363,
                5367593.249163453,
                1408.3611611971812
              ],
              [
                690071.7375141362,
                5367593.249163453,
                2318.241161197181
              ],
              [
                690071.7375141362,
                5366035.649163453,
                2318.241161197181
              ],
              [
                688515.2775141363,
                5366035.649163453,
                1408.3611611971812
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:18:41+00:00",
        "end_time": "2018-10-03T17:46:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4520223,
            48.41877675,
            1408.361161,
            -120.4303009,
            48.43324342,
            2318.241161
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.452022269986,
                  48.419244318736276,
                  1408.3611611971812
                ],
                [
                  -120.45132194653172,
                  48.4332434176601,
                  1408.3611611971812
                ],
                [
                  -120.43030094123814,
                  48.4327756243251,
                  2318.241161197181
                ],
                [
                  -120.43100702539546,
                  48.418776754055116,
                  2318.241161197181
                ],
                [
                  -120.452022269986,
                  48.419244318736276,
                  1408.3611611971812
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:18:41Z",
            "pc:count": 41328098,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689284.4246,
                "count": 41328098,
                "maximum": 690071.7375,
                "minimum": 688515.2775,
                "name": "X",
                "position": 0,
                "stddev": 423.4303994,
                "variance": 179293.3031
              },
              {
                "average": 5366764.116,
                "count": 41328098,
                "maximum": 5367593.249,
                "minimum": 5366035.649,
                "name": "Y",
                "position": 1,
                "stddev": 425.1042612,
                "variance": 180713.6329
              },
              {
                "average": 1816.317957,
                "count": 41328098,
                "maximum": 2318.241161,
                "minimum": 1408.361161,
                "name": "Z",
                "position": 2,
                "stddev": 211.4826997,
                "variance": 44724.93228
              },
              {
                "average": 646.8962855,
                "count": 41328098,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 485.2995779,
                "variance": 235515.6804
              },
              {
                "average": 1.506997128,
                "count": 41328098,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7977760074,
                "variance": 0.636446558
              },
              {
                "average": 2.014097286,
                "count": 41328098,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.070215447,
                "variance": 1.145361102
              },
              {
                "average": 0.4971834416,
                "count": 41328098,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992073,
                "variance": 0.249992073
              },
              {
                "average": 0.0002347555409,
                "count": 41328098,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01531993591,
                "variance": 0.0002347004364
              },
              {
                "average": 1.220700454,
                "count": 41328098,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4742803463,
                "variance": 0.2249418469
              },
              {
                "average": 2.004727875,
                "count": 41328098,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.65441345,
                "variance": 135.8253529
              },
              {
                "average": 0,
                "count": 41328098,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 668.3138854,
                "count": 41328098,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 721.7882358,
                "variance": 520978.2574
              },
              {
                "average": 222625025.3,
                "count": 41328098,
                "maximum": 222625921.3,
                "minimum": 222624008.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 651.1855358,
                "variance": 424042.6021
              },
              {
                "average": 0,
                "count": 41328098,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41328098,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41328098,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41328098,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41328098,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688515.2775,
              5366035.649,
              1408.361161,
              690071.7375,
              5367593.249,
              2318.241161
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688515.2775141363,
                    5366035.649163453,
                    1408.3611611971812
                  ],
                  [
                    688515.2775141363,
                    5367593.249163453,
                    1408.3611611971812
                  ],
                  [
                    690071.7375141362,
                    5367593.249163453,
                    2318.241161197181
                  ],
                  [
                    690071.7375141362,
                    5366035.649163453,
                    2318.241161197181
                  ],
                  [
                    688515.2775141363,
                    5366035.649163453,
                    1408.3611611971812
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:18:41+00:00",
            "end_time": "2018-10-03T17:46:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41161354606498,
              48.43288347747014,
              1248.3519718696361
            ],
            [
              -120.4109017005639,
              48.44688371724431,
              1248.3519718696361
            ],
            [
              -120.38987222509446,
              48.446408361202714,
              1832.7519718696362
            ],
            [
              -120.39058983649377,
              48.43240835381136,
              1832.7519718696362
            ],
            [
              -120.41161354606498,
              48.43288347747014,
              1248.3519718696361
            ]
          ]
        ]
      },
      "bbox": [
        -120.4116135,
        48.43240835,
        1248.351972,
        -120.3898722,
        48.44688372,
        1832.751972
      ],
      "properties": {
        "datetime": "2018-10-04T17:33:44Z",
        "pc:count": 39644281,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692181.7035,
            "count": 39644281,
            "maximum": 693010.1826,
            "minimum": 691453.4626,
            "name": "X",
            "position": 0,
            "stddev": 432.4604905,
            "variance": 187022.0759
          },
          {
            "average": 5368394.735,
            "count": 39644281,
            "maximum": 5369209.594,
            "minimum": 5367651.814,
            "name": "Y",
            "position": 1,
            "stddev": 437.5743834,
            "variance": 191471.341
          },
          {
            "average": 1572.866715,
            "count": 39644281,
            "maximum": 1832.751972,
            "minimum": 1248.351972,
            "name": "Z",
            "position": 2,
            "stddev": 113.2857339,
            "variance": 12833.65751
          },
          {
            "average": 522.8649642,
            "count": 39644281,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 338.5951713,
            "variance": 114646.69
          },
          {
            "average": 1.483697434,
            "count": 39644281,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7742992636,
            "variance": 0.5995393496
          },
          {
            "average": 1.967159399,
            "count": 39644281,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.039632341,
            "variance": 1.080835405
          },
          {
            "average": 0.4969551094,
            "count": 39644281,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907349,
            "variance": 0.2499907349
          },
          {
            "average": 0.000303726028,
            "count": 39644281,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01742509071,
            "variance": 0.0003036337861
          },
          {
            "average": 1.317458122,
            "count": 39644281,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5278086071,
            "variance": 0.2785819257
          },
          {
            "average": -0.9655419449,
            "count": 39644281,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.59488584,
            "variance": 134.4413777
          },
          {
            "average": 0,
            "count": 39644281,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.28656166,
            "count": 39644281,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.069798714,
            "variance": 4.284066715
          },
          {
            "average": 222704663.2,
            "count": 39644281,
            "maximum": 222709624.4,
            "minimum": 222703065.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1069.147477,
            "variance": 1143076.328
          },
          {
            "average": 0,
            "count": 39644281,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39644281,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39644281,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39644281,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39644281,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691453.4626,
          5367651.814,
          1248.351972,
          693010.1826,
          5369209.594,
          1832.751972
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691453.4625838145,
                5367651.814424959,
                1248.3519718696361
              ],
              [
                691453.4625838145,
                5369209.594424958,
                1248.3519718696361
              ],
              [
                693010.1825838145,
                5369209.594424958,
                1832.7519718696362
              ],
              [
                693010.1825838145,
                5367651.814424959,
                1832.7519718696362
              ],
              [
                691453.4625838145,
                5367651.814424959,
                1248.3519718696361
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:33:44+00:00",
        "end_time": "2018-10-04T15:44:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4116135,
            48.43240835,
            1248.351972,
            -120.3898722,
            48.44688372,
            1832.751972
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41161354606498,
                  48.43288347747014,
                  1248.3519718696361
                ],
                [
                  -120.4109017005639,
                  48.44688371724431,
                  1248.3519718696361
                ],
                [
                  -120.38987222509446,
                  48.446408361202714,
                  1832.7519718696362
                ],
                [
                  -120.39058983649377,
                  48.43240835381136,
                  1832.7519718696362
                ],
                [
                  -120.41161354606498,
                  48.43288347747014,
                  1248.3519718696361
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:33:44Z",
            "pc:count": 39644281,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692181.7035,
                "count": 39644281,
                "maximum": 693010.1826,
                "minimum": 691453.4626,
                "name": "X",
                "position": 0,
                "stddev": 432.4604905,
                "variance": 187022.0759
              },
              {
                "average": 5368394.735,
                "count": 39644281,
                "maximum": 5369209.594,
                "minimum": 5367651.814,
                "name": "Y",
                "position": 1,
                "stddev": 437.5743834,
                "variance": 191471.341
              },
              {
                "average": 1572.866715,
                "count": 39644281,
                "maximum": 1832.751972,
                "minimum": 1248.351972,
                "name": "Z",
                "position": 2,
                "stddev": 113.2857339,
                "variance": 12833.65751
              },
              {
                "average": 522.8649642,
                "count": 39644281,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 338.5951713,
                "variance": 114646.69
              },
              {
                "average": 1.483697434,
                "count": 39644281,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7742992636,
                "variance": 0.5995393496
              },
              {
                "average": 1.967159399,
                "count": 39644281,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.039632341,
                "variance": 1.080835405
              },
              {
                "average": 0.4969551094,
                "count": 39644281,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907349,
                "variance": 0.2499907349
              },
              {
                "average": 0.000303726028,
                "count": 39644281,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01742509071,
                "variance": 0.0003036337861
              },
              {
                "average": 1.317458122,
                "count": 39644281,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5278086071,
                "variance": 0.2785819257
              },
              {
                "average": -0.9655419449,
                "count": 39644281,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.59488584,
                "variance": 134.4413777
              },
              {
                "average": 0,
                "count": 39644281,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.28656166,
                "count": 39644281,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.069798714,
                "variance": 4.284066715
              },
              {
                "average": 222704663.2,
                "count": 39644281,
                "maximum": 222709624.4,
                "minimum": 222703065.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1069.147477,
                "variance": 1143076.328
              },
              {
                "average": 0,
                "count": 39644281,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39644281,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39644281,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39644281,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39644281,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691453.4626,
              5367651.814,
              1248.351972,
              693010.1826,
              5369209.594,
              1832.751972
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691453.4625838145,
                    5367651.814424959,
                    1248.3519718696361
                  ],
                  [
                    691453.4625838145,
                    5369209.594424958,
                    1248.3519718696361
                  ],
                  [
                    693010.1825838145,
                    5369209.594424958,
                    1832.7519718696362
                  ],
                  [
                    693010.1825838145,
                    5367651.814424959,
                    1832.7519718696362
                  ],
                  [
                    691453.4625838145,
                    5367651.814424959,
                    1248.3519718696361
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:33:44+00:00",
            "end_time": "2018-10-04T15:44:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43187530779787,
              48.43281286163828,
              1573.5492429037809
            ],
            [
              -120.43116905074514,
              48.44681296538093,
              1573.5492429037809
            ],
            [
              -120.41014142827531,
              48.44634136199406,
              2136.589242903781
            ],
            [
              -120.4108534508335,
              48.43234148879743,
              2136.589242903781
            ],
            [
              -120.43187530779787,
              48.43281286163828,
              1573.5492429037809
            ]
          ]
        ]
      },
      "bbox": [
        -120.4318753,
        48.43234149,
        1573.549243,
        -120.4101414,
        48.44681297,
        2136.589243
      ],
      "properties": {
        "datetime": "2018-10-04T16:03:03Z",
        "pc:count": 41546832,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690747.303,
            "count": 41546832,
            "maximum": 691511.7175,
            "minimum": 689955.1575,
            "name": "X",
            "position": 0,
            "stddev": 431.459489,
            "variance": 186157.2907
          },
          {
            "average": 5368383.686,
            "count": 41546832,
            "maximum": 5369151.219,
            "minimum": 5367593.479,
            "name": "Y",
            "position": 1,
            "stddev": 429.2533889,
            "variance": 184258.4719
          },
          {
            "average": 1821.965104,
            "count": 41546832,
            "maximum": 2136.589243,
            "minimum": 1573.549243,
            "name": "Z",
            "position": 2,
            "stddev": 111.6332039,
            "variance": 12461.97221
          },
          {
            "average": 595.7674114,
            "count": 41546832,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 414.7397126,
            "variance": 172009.0292
          },
          {
            "average": 1.497857622,
            "count": 41546832,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8021549858,
            "variance": 0.6434526212
          },
          {
            "average": 1.995607294,
            "count": 41546832,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.088395869,
            "variance": 1.184605568
          },
          {
            "average": 0.4962433237,
            "count": 41546832,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999858932,
            "variance": 0.2499858934
          },
          {
            "average": 0.0003048126509,
            "count": 41546832,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01745622375,
            "variance": 0.0003047197475
          },
          {
            "average": 1.314656506,
            "count": 41546832,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5148534658,
            "variance": 0.2650740913
          },
          {
            "average": -0.7490272807,
            "count": 41546832,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.49626268,
            "variance": 156.156581
          },
          {
            "average": 0,
            "count": 41546832,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 162.9228295,
            "count": 41546832,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 283.3961084,
            "variance": 80313.35428
          },
          {
            "average": 222655983,
            "count": 41546832,
            "maximum": 222704183.1,
            "minimum": 222625377.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37221.00542,
            "variance": 1385403244
          },
          {
            "average": 0,
            "count": 41546832,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41546832,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41546832,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41546832,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41546832,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689955.1575,
          5367593.479,
          1573.549243,
          691511.7175,
          5369151.219,
          2136.589243
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689955.1574660698,
                5367593.479074585,
                1573.5492429037809
              ],
              [
                689955.1574660698,
                5369151.2190745855,
                1573.5492429037809
              ],
              [
                691511.7174660699,
                5369151.2190745855,
                2136.589242903781
              ],
              [
                691511.7174660699,
                5367593.479074585,
                2136.589242903781
              ],
              [
                689955.1574660698,
                5367593.479074585,
                1573.5492429037809
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:03:03+00:00",
        "end_time": "2018-10-03T18:09:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4318753,
            48.43234149,
            1573.549243,
            -120.4101414,
            48.44681297,
            2136.589243
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43187530779787,
                  48.43281286163828,
                  1573.5492429037809
                ],
                [
                  -120.43116905074514,
                  48.44681296538093,
                  1573.5492429037809
                ],
                [
                  -120.41014142827531,
                  48.44634136199406,
                  2136.589242903781
                ],
                [
                  -120.4108534508335,
                  48.43234148879743,
                  2136.589242903781
                ],
                [
                  -120.43187530779787,
                  48.43281286163828,
                  1573.5492429037809
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:03:03Z",
            "pc:count": 41546832,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690747.303,
                "count": 41546832,
                "maximum": 691511.7175,
                "minimum": 689955.1575,
                "name": "X",
                "position": 0,
                "stddev": 431.459489,
                "variance": 186157.2907
              },
              {
                "average": 5368383.686,
                "count": 41546832,
                "maximum": 5369151.219,
                "minimum": 5367593.479,
                "name": "Y",
                "position": 1,
                "stddev": 429.2533889,
                "variance": 184258.4719
              },
              {
                "average": 1821.965104,
                "count": 41546832,
                "maximum": 2136.589243,
                "minimum": 1573.549243,
                "name": "Z",
                "position": 2,
                "stddev": 111.6332039,
                "variance": 12461.97221
              },
              {
                "average": 595.7674114,
                "count": 41546832,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 414.7397126,
                "variance": 172009.0292
              },
              {
                "average": 1.497857622,
                "count": 41546832,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8021549858,
                "variance": 0.6434526212
              },
              {
                "average": 1.995607294,
                "count": 41546832,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.088395869,
                "variance": 1.184605568
              },
              {
                "average": 0.4962433237,
                "count": 41546832,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999858932,
                "variance": 0.2499858934
              },
              {
                "average": 0.0003048126509,
                "count": 41546832,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01745622375,
                "variance": 0.0003047197475
              },
              {
                "average": 1.314656506,
                "count": 41546832,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5148534658,
                "variance": 0.2650740913
              },
              {
                "average": -0.7490272807,
                "count": 41546832,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.49626268,
                "variance": 156.156581
              },
              {
                "average": 0,
                "count": 41546832,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 162.9228295,
                "count": 41546832,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 283.3961084,
                "variance": 80313.35428
              },
              {
                "average": 222655983,
                "count": 41546832,
                "maximum": 222704183.1,
                "minimum": 222625377.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37221.00542,
                "variance": 1385403244
              },
              {
                "average": 0,
                "count": 41546832,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41546832,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41546832,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41546832,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41546832,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689955.1575,
              5367593.479,
              1573.549243,
              691511.7175,
              5369151.219,
              2136.589243
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689955.1574660698,
                    5367593.479074585,
                    1573.5492429037809
                  ],
                  [
                    689955.1574660698,
                    5369151.2190745855,
                    1573.5492429037809
                  ],
                  [
                    691511.7174660699,
                    5369151.2190745855,
                    2136.589242903781
                  ],
                  [
                    691511.7174660699,
                    5367593.479074585,
                    2136.589242903781
                  ],
                  [
                    689955.1574660698,
                    5367593.479074585,
                    1573.5492429037809
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:03:03+00:00",
            "end_time": "2018-10-03T18:09:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37240404941062,
              48.6219492560972,
              923.0931510963509
            ],
            [
              -120.37167638972335,
              48.63595291057499,
              923.0931510963509
            ],
            [
              -120.3505715537482,
              48.63546904327334,
              1556.8331510963508
            ],
            [
              -120.35130503978178,
              48.621465625593025,
              1556.8331510963508
            ],
            [
              -120.37240404941062,
              48.6219492560972,
              923.0931510963509
            ]
          ]
        ]
      },
      "bbox": [
        -120.372404,
        48.62146563,
        923.0931511,
        -120.3505716,
        48.63595291,
        1556.833151
      ],
      "properties": {
        "datetime": "2018-10-11T18:00:01Z",
        "pc:count": 41552994,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694442.8371,
            "count": 41552994,
            "maximum": 695187.3888,
            "minimum": 693630.8488,
            "name": "X",
            "position": 0,
            "stddev": 433.9076672,
            "variance": 188275.8636
          },
          {
            "average": 5389546.497,
            "count": 41552994,
            "maximum": 5390322.017,
            "minimum": 5388763.757,
            "name": "Y",
            "position": 1,
            "stddev": 435.4118965,
            "variance": 189583.5196
          },
          {
            "average": 1179.476195,
            "count": 41552994,
            "maximum": 1556.833151,
            "minimum": 923.0931511,
            "name": "Z",
            "position": 2,
            "stddev": 147.541339,
            "variance": 21768.44672
          },
          {
            "average": 555.6390646,
            "count": 41552994,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 335.1547338,
            "variance": 112328.6956
          },
          {
            "average": 1.433142435,
            "count": 41552994,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6880919443,
            "variance": 0.4734705237
          },
          {
            "average": 1.866319837,
            "count": 41552994,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8942395887,
            "variance": 0.799664442
          },
          {
            "average": 0.4974787136,
            "count": 41552994,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999936491,
            "variance": 0.2499936491
          },
          {
            "average": 0.0002915794708,
            "count": 41552994,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01707320881,
            "variance": 0.0002914944592
          },
          {
            "average": 1.235724771,
            "count": 41552994,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4789127,
            "variance": 0.2293573742
          },
          {
            "average": -0.5191577613,
            "count": 41552994,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.24534675,
            "variance": 126.4578235
          },
          {
            "average": 0,
            "count": 41552994,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.0710835,
            "count": 41552994,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.101512921,
            "variance": 82.83753744
          },
          {
            "average": 223102734.7,
            "count": 41552994,
            "maximum": 223316001.2,
            "minimum": 222710491.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 287774.4192,
            "variance": 82814116350.0
          },
          {
            "average": 0,
            "count": 41552994,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41552994,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41552994,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41552994,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41552994,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693630.8488,
          5388763.757,
          923.0931511,
          695187.3888,
          5390322.017,
          1556.833151
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693630.8487891909,
                5388763.757452105,
                923.0931510963509
              ],
              [
                693630.8487891909,
                5390322.017452105,
                923.0931510963509
              ],
              [
                695187.3887891909,
                5390322.017452105,
                1556.8331510963508
              ],
              [
                695187.3887891909,
                5388763.757452105,
                1556.8331510963508
              ],
              [
                693630.8487891909,
                5388763.757452105,
                923.0931510963509
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:00:01+00:00",
        "end_time": "2018-10-04T17:48:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.372404,
            48.62146563,
            923.0931511,
            -120.3505716,
            48.63595291,
            1556.833151
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37240404941062,
                  48.6219492560972,
                  923.0931510963509
                ],
                [
                  -120.37167638972335,
                  48.63595291057499,
                  923.0931510963509
                ],
                [
                  -120.3505715537482,
                  48.63546904327334,
                  1556.8331510963508
                ],
                [
                  -120.35130503978178,
                  48.621465625593025,
                  1556.8331510963508
                ],
                [
                  -120.37240404941062,
                  48.6219492560972,
                  923.0931510963509
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:00:01Z",
            "pc:count": 41552994,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694442.8371,
                "count": 41552994,
                "maximum": 695187.3888,
                "minimum": 693630.8488,
                "name": "X",
                "position": 0,
                "stddev": 433.9076672,
                "variance": 188275.8636
              },
              {
                "average": 5389546.497,
                "count": 41552994,
                "maximum": 5390322.017,
                "minimum": 5388763.757,
                "name": "Y",
                "position": 1,
                "stddev": 435.4118965,
                "variance": 189583.5196
              },
              {
                "average": 1179.476195,
                "count": 41552994,
                "maximum": 1556.833151,
                "minimum": 923.0931511,
                "name": "Z",
                "position": 2,
                "stddev": 147.541339,
                "variance": 21768.44672
              },
              {
                "average": 555.6390646,
                "count": 41552994,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 335.1547338,
                "variance": 112328.6956
              },
              {
                "average": 1.433142435,
                "count": 41552994,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6880919443,
                "variance": 0.4734705237
              },
              {
                "average": 1.866319837,
                "count": 41552994,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8942395887,
                "variance": 0.799664442
              },
              {
                "average": 0.4974787136,
                "count": 41552994,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999936491,
                "variance": 0.2499936491
              },
              {
                "average": 0.0002915794708,
                "count": 41552994,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01707320881,
                "variance": 0.0002914944592
              },
              {
                "average": 1.235724771,
                "count": 41552994,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4789127,
                "variance": 0.2293573742
              },
              {
                "average": -0.5191577613,
                "count": 41552994,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.24534675,
                "variance": 126.4578235
              },
              {
                "average": 0,
                "count": 41552994,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.0710835,
                "count": 41552994,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.101512921,
                "variance": 82.83753744
              },
              {
                "average": 223102734.7,
                "count": 41552994,
                "maximum": 223316001.2,
                "minimum": 222710491.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 287774.4192,
                "variance": 82814116350.0
              },
              {
                "average": 0,
                "count": 41552994,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41552994,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41552994,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41552994,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41552994,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693630.8488,
              5388763.757,
              923.0931511,
              695187.3888,
              5390322.017,
              1556.833151
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693630.8487891909,
                    5388763.757452105,
                    923.0931510963509
                  ],
                  [
                    693630.8487891909,
                    5390322.017452105,
                    923.0931510963509
                  ],
                  [
                    695187.3887891909,
                    5390322.017452105,
                    1556.8331510963508
                  ],
                  [
                    695187.3887891909,
                    5388763.757452105,
                    1556.8331510963508
                  ],
                  [
                    693630.8487891909,
                    5388763.757452105,
                    923.0931510963509
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:00:01+00:00",
            "end_time": "2018-10-04T17:48:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.54857839811156,
              48.41882436263812,
              1001.0497998570104
            ],
            [
              -120.54790956630438,
              48.43272148872235,
              1001.0497998570104
            ],
            [
              -120.53161445158084,
              48.43237290133965,
              1861.1697998570103
            ],
            [
              -120.53228771707742,
              48.41847594440152,
              1861.1697998570103
            ],
            [
              -120.54857839811156,
              48.41882436263812,
              1001.0497998570104
            ]
          ]
        ]
      },
      "bbox": [
        -120.5485784,
        48.41847594,
        1001.0498,
        -120.5316145,
        48.43272149,
        1861.1698
      ],
      "properties": {
        "datetime": "2018-09-26T17:11:46Z",
        "pc:count": 19512155,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 682042.4599,
            "count": 19512155,
            "maximum": 682579.9341,
            "minimum": 681373.4741,
            "name": "X",
            "position": 0,
            "stddev": 293.1923868,
            "variance": 85961.77566
          },
          {
            "average": 5366544.055,
            "count": 19512155,
            "maximum": 5367301.847,
            "minimum": 5365755.707,
            "name": "Y",
            "position": 1,
            "stddev": 450.6339493,
            "variance": 203070.9563
          },
          {
            "average": 1378.141143,
            "count": 19512155,
            "maximum": 1861.1698,
            "minimum": 1001.0498,
            "name": "Z",
            "position": 2,
            "stddev": 187.4186045,
            "variance": 35125.73332
          },
          {
            "average": 473.440709,
            "count": 19512155,
            "maximum": 4095,
            "minimum": 49,
            "name": "Intensity",
            "position": 3,
            "stddev": 224.1893422,
            "variance": 50260.86117
          },
          {
            "average": 1.16773729,
            "count": 19512155,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4580362803,
            "variance": 0.2097972341
          },
          {
            "average": 1.335370593,
            "count": 19512155,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.658306715,
            "variance": 0.433367731
          },
          {
            "average": 0.4964682784,
            "count": 19512155,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875396,
            "variance": 0.2499875398
          },
          {
            "average": 0.0003009918689,
            "count": 19512155,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01734650651,
            "variance": 0.0003009012882
          },
          {
            "average": 1.484632579,
            "count": 19512155,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5856304266,
            "variance": 0.3429629966
          },
          {
            "average": -0.07896346612,
            "count": 19512155,
            "maximum": 16.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.55404299,
            "variance": 111.3878234
          },
          {
            "average": 0,
            "count": 19512155,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 54.23818686,
            "count": 19512155,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9365213956,
            "variance": 0.8770723244
          },
          {
            "average": 222016342,
            "count": 19512155,
            "maximum": 222017106.4,
            "minimum": 222015378,
            "name": "GpsTime",
            "position": 12,
            "stddev": 388.254263,
            "variance": 150741.3728
          },
          {
            "average": 0,
            "count": 19512155,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19512155,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19512155,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19512155,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19512155,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          681373.4741,
          5365755.707,
          1001.0498,
          682579.9341,
          5367301.847,
          1861.1698
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                681373.4740708222,
                5365755.706704615,
                1001.0497998570104
              ],
              [
                681373.4740708222,
                5367301.846704615,
                1001.0497998570104
              ],
              [
                682579.9340708222,
                5367301.846704615,
                1861.1697998570103
              ],
              [
                682579.9340708222,
                5365755.706704615,
                1861.1697998570103
              ],
              [
                681373.4740708222,
                5365755.706704615,
                1001.0497998570104
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:11:46+00:00",
        "end_time": "2018-09-26T16:42:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5485784,
            48.41847594,
            1001.0498,
            -120.5316145,
            48.43272149,
            1861.1698
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.54857839811156,
                  48.41882436263812,
                  1001.0497998570104
                ],
                [
                  -120.54790956630438,
                  48.43272148872235,
                  1001.0497998570104
                ],
                [
                  -120.53161445158084,
                  48.43237290133965,
                  1861.1697998570103
                ],
                [
                  -120.53228771707742,
                  48.41847594440152,
                  1861.1697998570103
                ],
                [
                  -120.54857839811156,
                  48.41882436263812,
                  1001.0497998570104
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:11:46Z",
            "pc:count": 19512155,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 682042.4599,
                "count": 19512155,
                "maximum": 682579.9341,
                "minimum": 681373.4741,
                "name": "X",
                "position": 0,
                "stddev": 293.1923868,
                "variance": 85961.77566
              },
              {
                "average": 5366544.055,
                "count": 19512155,
                "maximum": 5367301.847,
                "minimum": 5365755.707,
                "name": "Y",
                "position": 1,
                "stddev": 450.6339493,
                "variance": 203070.9563
              },
              {
                "average": 1378.141143,
                "count": 19512155,
                "maximum": 1861.1698,
                "minimum": 1001.0498,
                "name": "Z",
                "position": 2,
                "stddev": 187.4186045,
                "variance": 35125.73332
              },
              {
                "average": 473.440709,
                "count": 19512155,
                "maximum": 4095,
                "minimum": 49,
                "name": "Intensity",
                "position": 3,
                "stddev": 224.1893422,
                "variance": 50260.86117
              },
              {
                "average": 1.16773729,
                "count": 19512155,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4580362803,
                "variance": 0.2097972341
              },
              {
                "average": 1.335370593,
                "count": 19512155,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.658306715,
                "variance": 0.433367731
              },
              {
                "average": 0.4964682784,
                "count": 19512155,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875396,
                "variance": 0.2499875398
              },
              {
                "average": 0.0003009918689,
                "count": 19512155,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01734650651,
                "variance": 0.0003009012882
              },
              {
                "average": 1.484632579,
                "count": 19512155,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5856304266,
                "variance": 0.3429629966
              },
              {
                "average": -0.07896346612,
                "count": 19512155,
                "maximum": 16.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.55404299,
                "variance": 111.3878234
              },
              {
                "average": 0,
                "count": 19512155,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 54.23818686,
                "count": 19512155,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9365213956,
                "variance": 0.8770723244
              },
              {
                "average": 222016342,
                "count": 19512155,
                "maximum": 222017106.4,
                "minimum": 222015378,
                "name": "GpsTime",
                "position": 12,
                "stddev": 388.254263,
                "variance": 150741.3728
              },
              {
                "average": 0,
                "count": 19512155,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19512155,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19512155,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19512155,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19512155,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              681373.4741,
              5365755.707,
              1001.0498,
              682579.9341,
              5367301.847,
              1861.1698
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    681373.4740708222,
                    5365755.706704615,
                    1001.0497998570104
                  ],
                  [
                    681373.4740708222,
                    5367301.846704615,
                    1001.0497998570104
                  ],
                  [
                    682579.9340708222,
                    5367301.846704615,
                    1861.1697998570103
                  ],
                  [
                    682579.9340708222,
                    5365755.706704615,
                    1861.1697998570103
                  ],
                  [
                    681373.4740708222,
                    5365755.706704615,
                    1001.0497998570104
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:11:46+00:00",
            "end_time": "2018-09-26T16:42:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39303842298344,
              48.662375038442185,
              1412.0167089489578
            ],
            [
              -120.3923154845006,
              48.676378106143396,
              1412.0167089489578
            ],
            [
              -120.37119233208708,
              48.67589769949166,
              1833.736708948958
            ],
            [
              -120.37192111025053,
              48.66189486692755,
              1833.736708948958
            ],
            [
              -120.39303842298344,
              48.662375038442185,
              1412.0167089489578
            ]
          ]
        ]
      },
      "bbox": [
        -120.3930384,
        48.66189487,
        1412.016709,
        -120.3711923,
        48.67637811,
        1833.736709
      ],
      "properties": {
        "datetime": "2018-10-04T18:11:57Z",
        "pc:count": 38959696,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692738.0992,
            "count": 38959696,
            "maximum": 693513.4731,
            "minimum": 691956.8531,
            "name": "X",
            "position": 0,
            "stddev": 437.9615377,
            "variance": 191810.3085
          },
          {
            "average": 5393964.826,
            "count": 38959696,
            "maximum": 5394762.861,
            "minimum": 5393204.681,
            "name": "Y",
            "position": 1,
            "stddev": 431.0976804,
            "variance": 185845.2101
          },
          {
            "average": 1586.791407,
            "count": 38959696,
            "maximum": 1833.736709,
            "minimum": 1412.016709,
            "name": "Z",
            "position": 2,
            "stddev": 76.62270292,
            "variance": 5871.038603
          },
          {
            "average": 629.9810525,
            "count": 38959696,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 372.0165662,
            "variance": 138396.3255
          },
          {
            "average": 1.409585639,
            "count": 38959696,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6655318746,
            "variance": 0.4429326762
          },
          {
            "average": 1.81905675,
            "count": 38959696,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.866811595,
            "variance": 0.7513623412
          },
          {
            "average": 0.4963031539,
            "count": 38959696,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999863396,
            "variance": 0.2499863397
          },
          {
            "average": 0.0003035701305,
            "count": 38959696,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01742061949,
            "variance": 0.0003034779835
          },
          {
            "average": 1.319313965,
            "count": 38959696,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5158909258,
            "variance": 0.2661434473
          },
          {
            "average": 1.044057241,
            "count": 38959696,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.88303961,
            "variance": 141.2066304
          },
          {
            "average": 0,
            "count": 38959696,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.4545299,
            "count": 38959696,
            "maximum": 107,
            "minimum": 97,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.923415656,
            "variance": 8.546359097
          },
          {
            "average": 222709221.3,
            "count": 38959696,
            "maximum": 222711917.2,
            "minimum": 222705215.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2222.811855,
            "variance": 4940892.541
          },
          {
            "average": 0,
            "count": 38959696,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38959696,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38959696,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38959696,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38959696,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691956.8531,
          5393204.681,
          1412.016709,
          693513.4731,
          5394762.861,
          1833.736709
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691956.8530941759,
                5393204.680891937,
                1412.0167089489578
              ],
              [
                691956.8530941759,
                5394762.860891936,
                1412.0167089489578
              ],
              [
                693513.473094176,
                5394762.860891936,
                1833.736708948958
              ],
              [
                693513.473094176,
                5393204.680891937,
                1833.736708948958
              ],
              [
                691956.8530941759,
                5393204.680891937,
                1412.0167089489578
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:11:57+00:00",
        "end_time": "2018-10-04T16:20:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3930384,
            48.66189487,
            1412.016709,
            -120.3711923,
            48.67637811,
            1833.736709
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39303842298344,
                  48.662375038442185,
                  1412.0167089489578
                ],
                [
                  -120.3923154845006,
                  48.676378106143396,
                  1412.0167089489578
                ],
                [
                  -120.37119233208708,
                  48.67589769949166,
                  1833.736708948958
                ],
                [
                  -120.37192111025053,
                  48.66189486692755,
                  1833.736708948958
                ],
                [
                  -120.39303842298344,
                  48.662375038442185,
                  1412.0167089489578
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:11:57Z",
            "pc:count": 38959696,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692738.0992,
                "count": 38959696,
                "maximum": 693513.4731,
                "minimum": 691956.8531,
                "name": "X",
                "position": 0,
                "stddev": 437.9615377,
                "variance": 191810.3085
              },
              {
                "average": 5393964.826,
                "count": 38959696,
                "maximum": 5394762.861,
                "minimum": 5393204.681,
                "name": "Y",
                "position": 1,
                "stddev": 431.0976804,
                "variance": 185845.2101
              },
              {
                "average": 1586.791407,
                "count": 38959696,
                "maximum": 1833.736709,
                "minimum": 1412.016709,
                "name": "Z",
                "position": 2,
                "stddev": 76.62270292,
                "variance": 5871.038603
              },
              {
                "average": 629.9810525,
                "count": 38959696,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 372.0165662,
                "variance": 138396.3255
              },
              {
                "average": 1.409585639,
                "count": 38959696,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6655318746,
                "variance": 0.4429326762
              },
              {
                "average": 1.81905675,
                "count": 38959696,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.866811595,
                "variance": 0.7513623412
              },
              {
                "average": 0.4963031539,
                "count": 38959696,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999863396,
                "variance": 0.2499863397
              },
              {
                "average": 0.0003035701305,
                "count": 38959696,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01742061949,
                "variance": 0.0003034779835
              },
              {
                "average": 1.319313965,
                "count": 38959696,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5158909258,
                "variance": 0.2661434473
              },
              {
                "average": 1.044057241,
                "count": 38959696,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.88303961,
                "variance": 141.2066304
              },
              {
                "average": 0,
                "count": 38959696,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.4545299,
                "count": 38959696,
                "maximum": 107,
                "minimum": 97,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.923415656,
                "variance": 8.546359097
              },
              {
                "average": 222709221.3,
                "count": 38959696,
                "maximum": 222711917.2,
                "minimum": 222705215.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2222.811855,
                "variance": 4940892.541
              },
              {
                "average": 0,
                "count": 38959696,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38959696,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38959696,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38959696,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38959696,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691956.8531,
              5393204.681,
              1412.016709,
              693513.4731,
              5394762.861,
              1833.736709
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691956.8530941759,
                    5393204.680891937,
                    1412.0167089489578
                  ],
                  [
                    691956.8530941759,
                    5394762.860891936,
                    1412.0167089489578
                  ],
                  [
                    693513.473094176,
                    5394762.860891936,
                    1833.736708948958
                  ],
                  [
                    693513.473094176,
                    5393204.680891937,
                    1833.736708948958
                  ],
                  [
                    691956.8530941759,
                    5393204.680891937,
                    1412.0167089489578
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:11:57+00:00",
            "end_time": "2018-10-04T16:20:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37034099909754,
              48.32506440976126,
              1030.4676231209069
            ],
            [
              -120.36962058873662,
              48.3390635540914,
              1030.4676231209069
            ],
            [
              -120.3486798641414,
              48.33858246356668,
              1691.807623120907
            ],
            [
              -120.34940599345201,
              48.3245835542979,
              1691.807623120907
            ],
            [
              -120.37034099909754,
              48.32506440976126,
              1030.4676231209069
            ]
          ]
        ]
      },
      "bbox": [
        -120.370341,
        48.32458355,
        1030.467623,
        -120.3486799,
        48.33906355,
        1691.807623
      ],
      "properties": {
        "datetime": "2018-10-11T17:51:16Z",
        "pc:count": 36305755,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695682.8979,
            "count": 36305755,
            "maximum": 696470.8931,
            "minimum": 694917.4131,
            "name": "X",
            "position": 0,
            "stddev": 426.5581295,
            "variance": 181951.8378
          },
          {
            "average": 5356549.382,
            "count": 36305755,
            "maximum": 5357330.604,
            "minimum": 5355772.924,
            "name": "Y",
            "position": 1,
            "stddev": 433.1187497,
            "variance": 187591.8513
          },
          {
            "average": 1351.892483,
            "count": 36305755,
            "maximum": 1691.807623,
            "minimum": 1030.467623,
            "name": "Z",
            "position": 2,
            "stddev": 138.3480615,
            "variance": 19140.18612
          },
          {
            "average": 379.0014452,
            "count": 36305755,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 216.9150204,
            "variance": 47052.12606
          },
          {
            "average": 1.303989216,
            "count": 36305755,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6113147797,
            "variance": 0.3737057599
          },
          {
            "average": 1.607920177,
            "count": 36305755,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8512570934,
            "variance": 0.7246386391
          },
          {
            "average": 0.4972605583,
            "count": 36305755,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999925023,
            "variance": 0.2499925023
          },
          {
            "average": 0.0003146333136,
            "count": 36305755,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01773511568,
            "variance": 0.0003145343282
          },
          {
            "average": 1.348728046,
            "count": 36305755,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5572221578,
            "variance": 0.3104965331
          },
          {
            "average": -1.050943302,
            "count": 36305755,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.33329685,
            "variance": 128.4436175
          },
          {
            "average": 0,
            "count": 36305755,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.584399,
            "count": 36305755,
            "maximum": 127,
            "minimum": 105,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.736003536,
            "variance": 76.31775778
          },
          {
            "average": 223126770.6,
            "count": 36305755,
            "maximum": 223315476.9,
            "minimum": 222710995.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 279045.1934,
            "variance": 77866219950.0
          },
          {
            "average": 0,
            "count": 36305755,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36305755,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36305755,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36305755,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36305755,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694917.4131,
          5355772.924,
          1030.467623,
          696470.8931,
          5357330.604,
          1691.807623
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694917.4130879757,
                5355772.92381951,
                1030.4676231209069
              ],
              [
                694917.4130879757,
                5357330.60381951,
                1030.4676231209069
              ],
              [
                696470.8930879757,
                5357330.60381951,
                1691.807623120907
              ],
              [
                696470.8930879757,
                5355772.92381951,
                1691.807623120907
              ],
              [
                694917.4130879757,
                5355772.92381951,
                1030.4676231209069
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:51:16+00:00",
        "end_time": "2018-10-04T17:56:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.370341,
            48.32458355,
            1030.467623,
            -120.3486799,
            48.33906355,
            1691.807623
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37034099909754,
                  48.32506440976126,
                  1030.4676231209069
                ],
                [
                  -120.36962058873662,
                  48.3390635540914,
                  1030.4676231209069
                ],
                [
                  -120.3486798641414,
                  48.33858246356668,
                  1691.807623120907
                ],
                [
                  -120.34940599345201,
                  48.3245835542979,
                  1691.807623120907
                ],
                [
                  -120.37034099909754,
                  48.32506440976126,
                  1030.4676231209069
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:51:16Z",
            "pc:count": 36305755,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695682.8979,
                "count": 36305755,
                "maximum": 696470.8931,
                "minimum": 694917.4131,
                "name": "X",
                "position": 0,
                "stddev": 426.5581295,
                "variance": 181951.8378
              },
              {
                "average": 5356549.382,
                "count": 36305755,
                "maximum": 5357330.604,
                "minimum": 5355772.924,
                "name": "Y",
                "position": 1,
                "stddev": 433.1187497,
                "variance": 187591.8513
              },
              {
                "average": 1351.892483,
                "count": 36305755,
                "maximum": 1691.807623,
                "minimum": 1030.467623,
                "name": "Z",
                "position": 2,
                "stddev": 138.3480615,
                "variance": 19140.18612
              },
              {
                "average": 379.0014452,
                "count": 36305755,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 216.9150204,
                "variance": 47052.12606
              },
              {
                "average": 1.303989216,
                "count": 36305755,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6113147797,
                "variance": 0.3737057599
              },
              {
                "average": 1.607920177,
                "count": 36305755,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8512570934,
                "variance": 0.7246386391
              },
              {
                "average": 0.4972605583,
                "count": 36305755,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999925023,
                "variance": 0.2499925023
              },
              {
                "average": 0.0003146333136,
                "count": 36305755,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01773511568,
                "variance": 0.0003145343282
              },
              {
                "average": 1.348728046,
                "count": 36305755,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5572221578,
                "variance": 0.3104965331
              },
              {
                "average": -1.050943302,
                "count": 36305755,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.33329685,
                "variance": 128.4436175
              },
              {
                "average": 0,
                "count": 36305755,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.584399,
                "count": 36305755,
                "maximum": 127,
                "minimum": 105,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.736003536,
                "variance": 76.31775778
              },
              {
                "average": 223126770.6,
                "count": 36305755,
                "maximum": 223315476.9,
                "minimum": 222710995.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 279045.1934,
                "variance": 77866219950.0
              },
              {
                "average": 0,
                "count": 36305755,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36305755,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36305755,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36305755,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36305755,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694917.4131,
              5355772.924,
              1030.467623,
              696470.8931,
              5357330.604,
              1691.807623
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694917.4130879757,
                    5355772.92381951,
                    1030.4676231209069
                  ],
                  [
                    694917.4130879757,
                    5357330.60381951,
                    1030.4676231209069
                  ],
                  [
                    696470.8930879757,
                    5357330.60381951,
                    1691.807623120907
                  ],
                  [
                    696470.8930879757,
                    5355772.92381951,
                    1691.807623120907
                  ],
                  [
                    694917.4130879757,
                    5355772.92381951,
                    1030.4676231209069
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:51:16+00:00",
            "end_time": "2018-10-04T17:56:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4728781877923,
              48.48663867440113,
              1590.9942043767792
            ],
            [
              -120.47218188488739,
              48.5006390931043,
              1590.9942043767792
            ],
            [
              -120.45113241543709,
              48.50017462346722,
              2483.7542043767794
            ],
            [
              -120.45183450130868,
              48.486174431880364,
              2483.7542043767794
            ],
            [
              -120.4728781877923,
              48.48663867440113,
              1590.9942043767792
            ]
          ]
        ]
      },
      "bbox": [
        -120.4728782,
        48.48617443,
        1590.994204,
        -120.4511324,
        48.50063909,
        2483.754204
      ],
      "properties": {
        "datetime": "2018-10-03T17:57:01Z",
        "pc:count": 40122005,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687470.0539,
            "count": 40122005,
            "maximum": 688281.4099,
            "minimum": 686724.9299,
            "name": "X",
            "position": 0,
            "stddev": 455.4568808,
            "variance": 207440.9703
          },
          {
            "average": 5374220.256,
            "count": 40122005,
            "maximum": 5375032.565,
            "minimum": 5373474.825,
            "name": "Y",
            "position": 1,
            "stddev": 429.3126472,
            "variance": 184309.349
          },
          {
            "average": 1993.050211,
            "count": 40122005,
            "maximum": 2483.754204,
            "minimum": 1590.994204,
            "name": "Z",
            "position": 2,
            "stddev": 209.6492529,
            "variance": 43952.80922
          },
          {
            "average": 658.1312601,
            "count": 40122005,
            "maximum": 4095,
            "minimum": 23,
            "name": "Intensity",
            "position": 3,
            "stddev": 422.7191558,
            "variance": 178691.4847
          },
          {
            "average": 1.366484576,
            "count": 40122005,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7078651829,
            "variance": 0.5010731171
          },
          {
            "average": 1.732617101,
            "count": 40122005,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.000913406,
            "variance": 1.001827646
          },
          {
            "average": 0.4966436249,
            "count": 40122005,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887408,
            "variance": 0.249988741
          },
          {
            "average": 0.0003241363436,
            "count": 40122005,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01800086907,
            "variance": 0.0003240312873
          },
          {
            "average": 1.306542507,
            "count": 40122005,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.51815848,
            "variance": 0.2684882104
          },
          {
            "average": -1.106894535,
            "count": 40122005,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.72455065,
            "variance": 161.9141893
          },
          {
            "average": 0,
            "count": 40122005,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 109.6546675,
            "count": 40122005,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 12.8473478,
            "variance": 165.0543455
          },
          {
            "average": 222584221.9,
            "count": 40122005,
            "maximum": 222624621.7,
            "minimum": 222019511.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 148656.9397,
            "variance": 22098885720.0
          },
          {
            "average": 0,
            "count": 40122005,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40122005,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40122005,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40122005,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40122005,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          686724.9299,
          5373474.825,
          1590.994204,
          688281.4099,
          5375032.565,
          2483.754204
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                686724.9298854521,
                5373474.825476127,
                1590.9942043767792
              ],
              [
                686724.9298854521,
                5375032.565476127,
                1590.9942043767792
              ],
              [
                688281.4098854521,
                5375032.565476127,
                2483.7542043767794
              ],
              [
                688281.4098854521,
                5373474.825476127,
                2483.7542043767794
              ],
              [
                686724.9298854521,
                5373474.825476127,
                1590.9942043767792
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:57:01+00:00",
        "end_time": "2018-09-26T17:51:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4728782,
            48.48617443,
            1590.994204,
            -120.4511324,
            48.50063909,
            2483.754204
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4728781877923,
                  48.48663867440113,
                  1590.9942043767792
                ],
                [
                  -120.47218188488739,
                  48.5006390931043,
                  1590.9942043767792
                ],
                [
                  -120.45113241543709,
                  48.50017462346722,
                  2483.7542043767794
                ],
                [
                  -120.45183450130868,
                  48.486174431880364,
                  2483.7542043767794
                ],
                [
                  -120.4728781877923,
                  48.48663867440113,
                  1590.9942043767792
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:57:01Z",
            "pc:count": 40122005,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687470.0539,
                "count": 40122005,
                "maximum": 688281.4099,
                "minimum": 686724.9299,
                "name": "X",
                "position": 0,
                "stddev": 455.4568808,
                "variance": 207440.9703
              },
              {
                "average": 5374220.256,
                "count": 40122005,
                "maximum": 5375032.565,
                "minimum": 5373474.825,
                "name": "Y",
                "position": 1,
                "stddev": 429.3126472,
                "variance": 184309.349
              },
              {
                "average": 1993.050211,
                "count": 40122005,
                "maximum": 2483.754204,
                "minimum": 1590.994204,
                "name": "Z",
                "position": 2,
                "stddev": 209.6492529,
                "variance": 43952.80922
              },
              {
                "average": 658.1312601,
                "count": 40122005,
                "maximum": 4095,
                "minimum": 23,
                "name": "Intensity",
                "position": 3,
                "stddev": 422.7191558,
                "variance": 178691.4847
              },
              {
                "average": 1.366484576,
                "count": 40122005,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7078651829,
                "variance": 0.5010731171
              },
              {
                "average": 1.732617101,
                "count": 40122005,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.000913406,
                "variance": 1.001827646
              },
              {
                "average": 0.4966436249,
                "count": 40122005,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887408,
                "variance": 0.249988741
              },
              {
                "average": 0.0003241363436,
                "count": 40122005,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01800086907,
                "variance": 0.0003240312873
              },
              {
                "average": 1.306542507,
                "count": 40122005,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.51815848,
                "variance": 0.2684882104
              },
              {
                "average": -1.106894535,
                "count": 40122005,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.72455065,
                "variance": 161.9141893
              },
              {
                "average": 0,
                "count": 40122005,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 109.6546675,
                "count": 40122005,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 12.8473478,
                "variance": 165.0543455
              },
              {
                "average": 222584221.9,
                "count": 40122005,
                "maximum": 222624621.7,
                "minimum": 222019511.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 148656.9397,
                "variance": 22098885720.0
              },
              {
                "average": 0,
                "count": 40122005,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40122005,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40122005,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40122005,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40122005,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              686724.9299,
              5373474.825,
              1590.994204,
              688281.4099,
              5375032.565,
              2483.754204
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    686724.9298854521,
                    5373474.825476127,
                    1590.9942043767792
                  ],
                  [
                    686724.9298854521,
                    5375032.565476127,
                    1590.9942043767792
                  ],
                  [
                    688281.4098854521,
                    5375032.565476127,
                    2483.7542043767794
                  ],
                  [
                    688281.4098854521,
                    5373474.825476127,
                    2483.7542043767794
                  ],
                  [
                    686724.9298854521,
                    5373474.825476127,
                    1590.9942043767792
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:57:01+00:00",
            "end_time": "2018-09-26T17:51:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.55344241092136,
              48.432444122408775,
              961.6650606019853
            ],
            [
              -120.55277579601636,
              48.446316098833016,
              961.6650606019853
            ],
            [
              -120.53174748920146,
              48.44586674228497,
              1443.2450606019852
            ],
            [
              -120.53241981802606,
              48.43199498352102,
              1443.2450606019852
            ],
            [
              -120.55344241092136,
              48.432444122408775,
              961.6650606019853
            ]
          ]
        ]
      },
      "bbox": [
        -120.5534424,
        48.43199498,
        961.6650606,
        -120.5317475,
        48.4463161,
        1443.245061
      ],
      "properties": {
        "datetime": "2018-09-26T17:11:23Z",
        "pc:count": 30657198,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 681774.5805,
            "count": 30657198,
            "maximum": 682521.7219,
            "minimum": 680965.2419,
            "name": "X",
            "position": 0,
            "stddev": 415.2255939,
            "variance": 172412.2938
          },
          {
            "average": 5368098.719,
            "count": 30657198,
            "maximum": 5368801.263,
            "minimum": 5367257.923,
            "name": "Y",
            "position": 1,
            "stddev": 411.2727037,
            "variance": 169145.2368
          },
          {
            "average": 1073.764442,
            "count": 30657198,
            "maximum": 1443.245061,
            "minimum": 961.6650606,
            "name": "Z",
            "position": 2,
            "stddev": 82.5502103,
            "variance": 6814.53722
          },
          {
            "average": 523.3399256,
            "count": 30657198,
            "maximum": 4095,
            "minimum": 65,
            "name": "Intensity",
            "position": 3,
            "stddev": 293.3234184,
            "variance": 86038.62779
          },
          {
            "average": 1.262017912,
            "count": 30657198,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5194955595,
            "variance": 0.2698756364
          },
          {
            "average": 1.524107193,
            "count": 30657198,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6921213405,
            "variance": 0.47903195
          },
          {
            "average": 0.4981256278,
            "count": 30657198,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999964949,
            "variance": 0.2499964949
          },
          {
            "average": 0.0002820218599,
            "count": 30657198,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01679113852,
            "variance": 0.0002819423328
          },
          {
            "average": 1.356333707,
            "count": 30657198,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5235688781,
            "variance": 0.2741243701
          },
          {
            "average": -0.1960670532,
            "count": 30657198,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.00773854,
            "variance": 100.1548306
          },
          {
            "average": 0,
            "count": 30657198,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.83503078,
            "count": 30657198,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.079877108,
            "variance": 1.166134568
          },
          {
            "average": 222016175.9,
            "count": 30657198,
            "maximum": 222017083.4,
            "minimum": 222015355.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 450.868395,
            "variance": 203282.3096
          },
          {
            "average": 0,
            "count": 30657198,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30657198,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30657198,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30657198,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30657198,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          680965.2419,
          5367257.923,
          961.6650606,
          682521.7219,
          5368801.263,
          1443.245061
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                680965.2418643022,
                5367257.923311673,
                961.6650606019853
              ],
              [
                680965.2418643022,
                5368801.263311673,
                961.6650606019853
              ],
              [
                682521.7218643022,
                5368801.263311673,
                1443.2450606019852
              ],
              [
                682521.7218643022,
                5367257.923311673,
                1443.2450606019852
              ],
              [
                680965.2418643022,
                5367257.923311673,
                961.6650606019853
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:11:23+00:00",
        "end_time": "2018-09-26T16:42:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5534424,
            48.43199498,
            961.6650606,
            -120.5317475,
            48.4463161,
            1443.245061
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.55344241092136,
                  48.432444122408775,
                  961.6650606019853
                ],
                [
                  -120.55277579601636,
                  48.446316098833016,
                  961.6650606019853
                ],
                [
                  -120.53174748920146,
                  48.44586674228497,
                  1443.2450606019852
                ],
                [
                  -120.53241981802606,
                  48.43199498352102,
                  1443.2450606019852
                ],
                [
                  -120.55344241092136,
                  48.432444122408775,
                  961.6650606019853
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:11:23Z",
            "pc:count": 30657198,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 681774.5805,
                "count": 30657198,
                "maximum": 682521.7219,
                "minimum": 680965.2419,
                "name": "X",
                "position": 0,
                "stddev": 415.2255939,
                "variance": 172412.2938
              },
              {
                "average": 5368098.719,
                "count": 30657198,
                "maximum": 5368801.263,
                "minimum": 5367257.923,
                "name": "Y",
                "position": 1,
                "stddev": 411.2727037,
                "variance": 169145.2368
              },
              {
                "average": 1073.764442,
                "count": 30657198,
                "maximum": 1443.245061,
                "minimum": 961.6650606,
                "name": "Z",
                "position": 2,
                "stddev": 82.5502103,
                "variance": 6814.53722
              },
              {
                "average": 523.3399256,
                "count": 30657198,
                "maximum": 4095,
                "minimum": 65,
                "name": "Intensity",
                "position": 3,
                "stddev": 293.3234184,
                "variance": 86038.62779
              },
              {
                "average": 1.262017912,
                "count": 30657198,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5194955595,
                "variance": 0.2698756364
              },
              {
                "average": 1.524107193,
                "count": 30657198,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6921213405,
                "variance": 0.47903195
              },
              {
                "average": 0.4981256278,
                "count": 30657198,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999964949,
                "variance": 0.2499964949
              },
              {
                "average": 0.0002820218599,
                "count": 30657198,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01679113852,
                "variance": 0.0002819423328
              },
              {
                "average": 1.356333707,
                "count": 30657198,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5235688781,
                "variance": 0.2741243701
              },
              {
                "average": -0.1960670532,
                "count": 30657198,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.00773854,
                "variance": 100.1548306
              },
              {
                "average": 0,
                "count": 30657198,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.83503078,
                "count": 30657198,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.079877108,
                "variance": 1.166134568
              },
              {
                "average": 222016175.9,
                "count": 30657198,
                "maximum": 222017083.4,
                "minimum": 222015355.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 450.868395,
                "variance": 203282.3096
              },
              {
                "average": 0,
                "count": 30657198,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30657198,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30657198,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30657198,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30657198,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              680965.2419,
              5367257.923,
              961.6650606,
              682521.7219,
              5368801.263,
              1443.245061
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    680965.2418643022,
                    5367257.923311673,
                    961.6650606019853
                  ],
                  [
                    680965.2418643022,
                    5368801.263311673,
                    961.6650606019853
                  ],
                  [
                    682521.7218643022,
                    5368801.263311673,
                    1443.2450606019852
                  ],
                  [
                    682521.7218643022,
                    5367257.923311673,
                    1443.2450606019852
                  ],
                  [
                    680965.2418643022,
                    5367257.923311673,
                    961.6650606019853
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:11:23+00:00",
            "end_time": "2018-09-26T16:42:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45213696782758,
              48.43273840405144,
              1816.3755658480188
            ],
            [
              -120.45143628106477,
              48.44673872950882,
              1816.3755658480188
            ],
            [
              -120.43040970519004,
              48.446270859959746,
              2312.2355658480187
            ],
            [
              -120.43111615743173,
              48.43227076322664,
              2312.2355658480187
            ],
            [
              -120.45213696782758,
              48.43273840405144,
              1816.3755658480188
            ]
          ]
        ]
      },
      "bbox": [
        -120.452137,
        48.43227076,
        1816.375566,
        -120.4304097,
        48.44673873,
        2312.235566
      ],
      "properties": {
        "datetime": "2018-10-03T18:19:04Z",
        "pc:count": 35936410,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689217.3859,
            "count": 35936410,
            "maximum": 690013.3271,
            "minimum": 688456.8671,
            "name": "X",
            "position": 0,
            "stddev": 427.927529,
            "variance": 183121.9701
          },
          {
            "average": 5368296.052,
            "count": 35936410,
            "maximum": 5369092.854,
            "minimum": 5367535.114,
            "name": "Y",
            "position": 1,
            "stddev": 429.9487531,
            "variance": 184855.9303
          },
          {
            "average": 2067.051389,
            "count": 35936410,
            "maximum": 2312.235566,
            "minimum": 1816.375566,
            "name": "Z",
            "position": 2,
            "stddev": 93.64886646,
            "variance": 8770.110188
          },
          {
            "average": 860.203091,
            "count": 35936410,
            "maximum": 4095,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 661.6029048,
            "variance": 437718.4036
          },
          {
            "average": 1.429428148,
            "count": 35936410,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7878006264,
            "variance": 0.6206298269
          },
          {
            "average": 1.859059266,
            "count": 35936410,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.117258565,
            "variance": 1.248266701
          },
          {
            "average": 0.497005544,
            "count": 35936410,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910401,
            "variance": 0.2499910402
          },
          {
            "average": 0.0002027748459,
            "count": 35936410,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01423845967,
            "variance": 0.0002027337339
          },
          {
            "average": 1.39641681,
            "count": 35936410,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5519248832,
            "variance": 0.3046210767
          },
          {
            "average": 2.062172648,
            "count": 35936410,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.13879497,
            "variance": 147.3503433
          },
          {
            "average": 0,
            "count": 35936410,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 631.6650232,
            "count": 35936410,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 710.9181836,
            "variance": 505404.6637
          },
          {
            "average": 222625008.7,
            "count": 35936410,
            "maximum": 222625944.9,
            "minimum": 222623984.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 660.4391661,
            "variance": 436179.8921
          },
          {
            "average": 0,
            "count": 35936410,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35936410,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35936410,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35936410,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35936410,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688456.8671,
          5367535.114,
          1816.375566,
          690013.3271,
          5369092.854,
          2312.235566
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688456.8670905731,
                5367535.1141679855,
                1816.3755658480188
              ],
              [
                688456.8670905731,
                5369092.854167986,
                1816.3755658480188
              ],
              [
                690013.327090573,
                5369092.854167986,
                2312.2355658480187
              ],
              [
                690013.327090573,
                5367535.1141679855,
                2312.2355658480187
              ],
              [
                688456.8670905731,
                5367535.1141679855,
                1816.3755658480188
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:19:04+00:00",
        "end_time": "2018-10-03T17:46:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.452137,
            48.43227076,
            1816.375566,
            -120.4304097,
            48.44673873,
            2312.235566
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45213696782758,
                  48.43273840405144,
                  1816.3755658480188
                ],
                [
                  -120.45143628106477,
                  48.44673872950882,
                  1816.3755658480188
                ],
                [
                  -120.43040970519004,
                  48.446270859959746,
                  2312.2355658480187
                ],
                [
                  -120.43111615743173,
                  48.43227076322664,
                  2312.2355658480187
                ],
                [
                  -120.45213696782758,
                  48.43273840405144,
                  1816.3755658480188
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:19:04Z",
            "pc:count": 35936410,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689217.3859,
                "count": 35936410,
                "maximum": 690013.3271,
                "minimum": 688456.8671,
                "name": "X",
                "position": 0,
                "stddev": 427.927529,
                "variance": 183121.9701
              },
              {
                "average": 5368296.052,
                "count": 35936410,
                "maximum": 5369092.854,
                "minimum": 5367535.114,
                "name": "Y",
                "position": 1,
                "stddev": 429.9487531,
                "variance": 184855.9303
              },
              {
                "average": 2067.051389,
                "count": 35936410,
                "maximum": 2312.235566,
                "minimum": 1816.375566,
                "name": "Z",
                "position": 2,
                "stddev": 93.64886646,
                "variance": 8770.110188
              },
              {
                "average": 860.203091,
                "count": 35936410,
                "maximum": 4095,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 661.6029048,
                "variance": 437718.4036
              },
              {
                "average": 1.429428148,
                "count": 35936410,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7878006264,
                "variance": 0.6206298269
              },
              {
                "average": 1.859059266,
                "count": 35936410,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.117258565,
                "variance": 1.248266701
              },
              {
                "average": 0.497005544,
                "count": 35936410,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910401,
                "variance": 0.2499910402
              },
              {
                "average": 0.0002027748459,
                "count": 35936410,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01423845967,
                "variance": 0.0002027337339
              },
              {
                "average": 1.39641681,
                "count": 35936410,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5519248832,
                "variance": 0.3046210767
              },
              {
                "average": 2.062172648,
                "count": 35936410,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.13879497,
                "variance": 147.3503433
              },
              {
                "average": 0,
                "count": 35936410,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 631.6650232,
                "count": 35936410,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 710.9181836,
                "variance": 505404.6637
              },
              {
                "average": 222625008.7,
                "count": 35936410,
                "maximum": 222625944.9,
                "minimum": 222623984.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 660.4391661,
                "variance": 436179.8921
              },
              {
                "average": 0,
                "count": 35936410,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35936410,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35936410,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35936410,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35936410,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688456.8671,
              5367535.114,
              1816.375566,
              690013.3271,
              5369092.854,
              2312.235566
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688456.8670905731,
                    5367535.1141679855,
                    1816.3755658480188
                  ],
                  [
                    688456.8670905731,
                    5369092.854167986,
                    1816.3755658480188
                  ],
                  [
                    690013.327090573,
                    5369092.854167986,
                    2312.2355658480187
                  ],
                  [
                    690013.327090573,
                    5367535.1141679855,
                    2312.2355658480187
                  ],
                  [
                    688456.8670905731,
                    5367535.1141679855,
                    1816.3755658480188
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:19:04+00:00",
            "end_time": "2018-10-03T17:46:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43165868092613,
              48.40582475786697,
              1625.1360720203347
            ],
            [
              -120.43095305131003,
              48.41982456569054,
              1625.1360720203347
            ],
            [
              -120.4099349451584,
              48.41935308211027,
              2168.9160720203345
            ],
            [
              -120.41064633206433,
              48.40535350474285,
              2168.9160720203345
            ],
            [
              -120.43165868092613,
              48.40582475786697,
              1625.1360720203347
            ]
          ]
        ]
      },
      "bbox": [
        -120.4316587,
        48.4053535,
        1625.136072,
        -120.4099349,
        48.41982457,
        2168.916072
      ],
      "properties": {
        "datetime": "2018-10-04T16:03:50Z",
        "pc:count": 43482023,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690891.7464,
            "count": 43482023,
            "maximum": 691628.502,
            "minimum": 690071.822,
            "name": "X",
            "position": 0,
            "stddev": 443.3566988,
            "variance": 196565.1624
          },
          {
            "average": 5365394.082,
            "count": 43482023,
            "maximum": 5366152.238,
            "minimum": 5364594.538,
            "name": "Y",
            "position": 1,
            "stddev": 433.455538,
            "variance": 187883.7034
          },
          {
            "average": 1866.953422,
            "count": 43482023,
            "maximum": 2168.916072,
            "minimum": 1625.136072,
            "name": "Z",
            "position": 2,
            "stddev": 114.2430177,
            "variance": 13051.4671
          },
          {
            "average": 585.9033242,
            "count": 43482023,
            "maximum": 3970,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 439.7246191,
            "variance": 193357.7406
          },
          {
            "average": 1.612398117,
            "count": 43482023,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8723746512,
            "variance": 0.7610375321
          },
          {
            "average": 2.224047556,
            "count": 43482023,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.137978122,
            "variance": 1.294994205
          },
          {
            "average": 0.4965395009,
            "count": 43482023,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999880306,
            "variance": 0.2499880307
          },
          {
            "average": 0.0003065404754,
            "count": 43482023,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01750561382,
            "variance": 0.0003064465153
          },
          {
            "average": 1.269484104,
            "count": 43482023,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4966525848,
            "variance": 0.24666379
          },
          {
            "average": -1.537093035,
            "count": 43482023,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.2591765,
            "variance": 150.2874085
          },
          {
            "average": 0,
            "count": 43482023,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 115.1898227,
            "count": 43482023,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 108.2696281,
            "variance": 11722.31237
          },
          {
            "average": 222657728.8,
            "count": 43482023,
            "maximum": 222704230.3,
            "minimum": 222625424.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37540.93832,
            "variance": 1409322050
          },
          {
            "average": 0,
            "count": 43482023,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43482023,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43482023,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43482023,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43482023,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690071.822,
          5364594.538,
          1625.136072,
          691628.502,
          5366152.238,
          2168.916072
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690071.822048616,
                5364594.537775746,
                1625.1360720203347
              ],
              [
                690071.822048616,
                5366152.237775745,
                1625.1360720203347
              ],
              [
                691628.502048616,
                5366152.237775745,
                2168.9160720203345
              ],
              [
                691628.502048616,
                5364594.537775746,
                2168.9160720203345
              ],
              [
                690071.822048616,
                5364594.537775746,
                1625.1360720203347
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:03:50+00:00",
        "end_time": "2018-10-03T18:10:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4316587,
            48.4053535,
            1625.136072,
            -120.4099349,
            48.41982457,
            2168.916072
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43165868092613,
                  48.40582475786697,
                  1625.1360720203347
                ],
                [
                  -120.43095305131003,
                  48.41982456569054,
                  1625.1360720203347
                ],
                [
                  -120.4099349451584,
                  48.41935308211027,
                  2168.9160720203345
                ],
                [
                  -120.41064633206433,
                  48.40535350474285,
                  2168.9160720203345
                ],
                [
                  -120.43165868092613,
                  48.40582475786697,
                  1625.1360720203347
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:03:50Z",
            "pc:count": 43482023,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690891.7464,
                "count": 43482023,
                "maximum": 691628.502,
                "minimum": 690071.822,
                "name": "X",
                "position": 0,
                "stddev": 443.3566988,
                "variance": 196565.1624
              },
              {
                "average": 5365394.082,
                "count": 43482023,
                "maximum": 5366152.238,
                "minimum": 5364594.538,
                "name": "Y",
                "position": 1,
                "stddev": 433.455538,
                "variance": 187883.7034
              },
              {
                "average": 1866.953422,
                "count": 43482023,
                "maximum": 2168.916072,
                "minimum": 1625.136072,
                "name": "Z",
                "position": 2,
                "stddev": 114.2430177,
                "variance": 13051.4671
              },
              {
                "average": 585.9033242,
                "count": 43482023,
                "maximum": 3970,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 439.7246191,
                "variance": 193357.7406
              },
              {
                "average": 1.612398117,
                "count": 43482023,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8723746512,
                "variance": 0.7610375321
              },
              {
                "average": 2.224047556,
                "count": 43482023,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.137978122,
                "variance": 1.294994205
              },
              {
                "average": 0.4965395009,
                "count": 43482023,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999880306,
                "variance": 0.2499880307
              },
              {
                "average": 0.0003065404754,
                "count": 43482023,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01750561382,
                "variance": 0.0003064465153
              },
              {
                "average": 1.269484104,
                "count": 43482023,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4966525848,
                "variance": 0.24666379
              },
              {
                "average": -1.537093035,
                "count": 43482023,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.2591765,
                "variance": 150.2874085
              },
              {
                "average": 0,
                "count": 43482023,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 115.1898227,
                "count": 43482023,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 108.2696281,
                "variance": 11722.31237
              },
              {
                "average": 222657728.8,
                "count": 43482023,
                "maximum": 222704230.3,
                "minimum": 222625424.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37540.93832,
                "variance": 1409322050
              },
              {
                "average": 0,
                "count": 43482023,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43482023,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43482023,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43482023,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43482023,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690071.822,
              5364594.538,
              1625.136072,
              691628.502,
              5366152.238,
              2168.916072
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690071.822048616,
                    5364594.537775746,
                    1625.1360720203347
                  ],
                  [
                    690071.822048616,
                    5366152.237775745,
                    1625.1360720203347
                  ],
                  [
                    691628.502048616,
                    5366152.237775745,
                    2168.9160720203345
                  ],
                  [
                    691628.502048616,
                    5364594.537775746,
                    2168.9160720203345
                  ],
                  [
                    690071.822048616,
                    5364594.537775746,
                    1625.1360720203347
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:03:50+00:00",
            "end_time": "2018-10-03T18:10:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39293862487163,
              48.648878500794915,
              1378.3654413215522
            ],
            [
              -120.39221598297755,
              48.662881959815216,
              1378.3654413215522
            ],
            [
              -120.37109928635388,
              48.662401652407844,
              1792.625441321552
            ],
            [
              -120.37182776352493,
              48.64839842846823,
              1792.625441321552
            ],
            [
              -120.39293862487163,
              48.648878500794915,
              1378.3654413215522
            ]
          ]
        ]
      },
      "bbox": [
        -120.3929386,
        48.64839843,
        1378.365441,
        -120.3710993,
        48.66288196,
        1792.625441
      ],
      "properties": {
        "datetime": "2018-10-04T18:11:34Z",
        "pc:count": 43170370,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692786.1185,
            "count": 43170370,
            "maximum": 693572.0393,
            "minimum": 692015.4793,
            "name": "X",
            "position": 0,
            "stddev": 456.5291866,
            "variance": 208418.8982
          },
          {
            "average": 5392463.727,
            "count": 43170370,
            "maximum": 5393263.093,
            "minimum": 5391704.873,
            "name": "Y",
            "position": 1,
            "stddev": 444.0024092,
            "variance": 197138.1393
          },
          {
            "average": 1532.075713,
            "count": 43170370,
            "maximum": 1792.625441,
            "minimum": 1378.365441,
            "name": "Z",
            "position": 2,
            "stddev": 58.38524839,
            "variance": 3408.83723
          },
          {
            "average": 548.9565213,
            "count": 43170370,
            "maximum": 2549,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 360.9988439,
            "variance": 130320.1653
          },
          {
            "average": 1.50965389,
            "count": 43170370,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7343784136,
            "variance": 0.5393116544
          },
          {
            "average": 2.019091868,
            "count": 43170370,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9210880047,
            "variance": 0.8484031125
          },
          {
            "average": 0.4959369354,
            "count": 43170370,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983497,
            "variance": 0.2499834973
          },
          {
            "average": 0.0003155636609,
            "count": 43170370,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01776130873,
            "variance": 0.0003154640878
          },
          {
            "average": 1.25383315,
            "count": 43170370,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4893861402,
            "variance": 0.2394987942
          },
          {
            "average": 1.024801413,
            "count": 43170370,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.80773919,
            "variance": 139.4227047
          },
          {
            "average": 0,
            "count": 43170370,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.4160407,
            "count": 43170370,
            "maximum": 107,
            "minimum": 97,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.973268277,
            "variance": 8.840324247
          },
          {
            "average": 222709189.1,
            "count": 43170370,
            "maximum": 222711894.2,
            "minimum": 222705191.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2243.229892,
            "variance": 5032080.347
          },
          {
            "average": 0,
            "count": 43170370,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43170370,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43170370,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43170370,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43170370,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692015.4793,
          5391704.873,
          1378.365441,
          693572.0393,
          5393263.093,
          1792.625441
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692015.4792956053,
                5391704.872642802,
                1378.3654413215522
              ],
              [
                692015.4792956053,
                5393263.092642803,
                1378.3654413215522
              ],
              [
                693572.0392956054,
                5393263.092642803,
                1792.625441321552
              ],
              [
                693572.0392956054,
                5391704.872642802,
                1792.625441321552
              ],
              [
                692015.4792956053,
                5391704.872642802,
                1378.3654413215522
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:11:34+00:00",
        "end_time": "2018-10-04T16:19:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3929386,
            48.64839843,
            1378.365441,
            -120.3710993,
            48.66288196,
            1792.625441
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39293862487163,
                  48.648878500794915,
                  1378.3654413215522
                ],
                [
                  -120.39221598297755,
                  48.662881959815216,
                  1378.3654413215522
                ],
                [
                  -120.37109928635388,
                  48.662401652407844,
                  1792.625441321552
                ],
                [
                  -120.37182776352493,
                  48.64839842846823,
                  1792.625441321552
                ],
                [
                  -120.39293862487163,
                  48.648878500794915,
                  1378.3654413215522
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:11:34Z",
            "pc:count": 43170370,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692786.1185,
                "count": 43170370,
                "maximum": 693572.0393,
                "minimum": 692015.4793,
                "name": "X",
                "position": 0,
                "stddev": 456.5291866,
                "variance": 208418.8982
              },
              {
                "average": 5392463.727,
                "count": 43170370,
                "maximum": 5393263.093,
                "minimum": 5391704.873,
                "name": "Y",
                "position": 1,
                "stddev": 444.0024092,
                "variance": 197138.1393
              },
              {
                "average": 1532.075713,
                "count": 43170370,
                "maximum": 1792.625441,
                "minimum": 1378.365441,
                "name": "Z",
                "position": 2,
                "stddev": 58.38524839,
                "variance": 3408.83723
              },
              {
                "average": 548.9565213,
                "count": 43170370,
                "maximum": 2549,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 360.9988439,
                "variance": 130320.1653
              },
              {
                "average": 1.50965389,
                "count": 43170370,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7343784136,
                "variance": 0.5393116544
              },
              {
                "average": 2.019091868,
                "count": 43170370,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9210880047,
                "variance": 0.8484031125
              },
              {
                "average": 0.4959369354,
                "count": 43170370,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983497,
                "variance": 0.2499834973
              },
              {
                "average": 0.0003155636609,
                "count": 43170370,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01776130873,
                "variance": 0.0003154640878
              },
              {
                "average": 1.25383315,
                "count": 43170370,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4893861402,
                "variance": 0.2394987942
              },
              {
                "average": 1.024801413,
                "count": 43170370,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.80773919,
                "variance": 139.4227047
              },
              {
                "average": 0,
                "count": 43170370,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.4160407,
                "count": 43170370,
                "maximum": 107,
                "minimum": 97,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.973268277,
                "variance": 8.840324247
              },
              {
                "average": 222709189.1,
                "count": 43170370,
                "maximum": 222711894.2,
                "minimum": 222705191.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2243.229892,
                "variance": 5032080.347
              },
              {
                "average": 0,
                "count": 43170370,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43170370,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43170370,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43170370,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43170370,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692015.4793,
              5391704.873,
              1378.365441,
              693572.0393,
              5393263.093,
              1792.625441
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692015.4792956053,
                    5391704.872642802,
                    1378.3654413215522
                  ],
                  [
                    692015.4792956053,
                    5393263.092642803,
                    1378.3654413215522
                  ],
                  [
                    693572.0392956054,
                    5393263.092642803,
                    1792.625441321552
                  ],
                  [
                    693572.0392956054,
                    5391704.872642802,
                    1792.625441321552
                  ],
                  [
                    692015.4792956053,
                    5391704.872642802,
                    1378.3654413215522
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:11:34+00:00",
            "end_time": "2018-10-04T16:19:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43220285557061,
              48.47329605607433,
              1242.492735261927
            ],
            [
              -120.43149565687527,
              48.487296603729256,
              1242.492735261927
            ],
            [
              -120.41045129817532,
              48.486824766617765,
              1991.2527352619272
            ],
            [
              -120.41116427539671,
              48.472824449670476,
              1991.2527352619272
            ],
            [
              -120.43220285557061,
              48.47329605607433,
              1242.492735261927
            ]
          ]
        ]
      },
      "bbox": [
        -120.4322029,
        48.47282445,
        1242.492735,
        -120.4104513,
        48.4872966,
        1991.252735
      ],
      "properties": {
        "datetime": "2018-10-04T16:01:51Z",
        "pc:count": 47236762,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690555.5062,
            "count": 47236762,
            "maximum": 691336.4764,
            "minimum": 689779.9164,
            "name": "X",
            "position": 0,
            "stddev": 441.6044298,
            "variance": 195014.4725
          },
          {
            "average": 5372877.62,
            "count": 47236762,
            "maximum": 5373649.822,
            "minimum": 5372092.022,
            "name": "Y",
            "position": 1,
            "stddev": 425.574378,
            "variance": 181113.5512
          },
          {
            "average": 1567.825112,
            "count": 47236762,
            "maximum": 1991.252735,
            "minimum": 1242.492735,
            "name": "Z",
            "position": 2,
            "stddev": 177.3312173,
            "variance": 31446.36063
          },
          {
            "average": 487.8708756,
            "count": 47236762,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 335.1595813,
            "variance": 112331.9449
          },
          {
            "average": 1.599722542,
            "count": 47236762,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8265880659,
            "variance": 0.6832478307
          },
          {
            "average": 2.199320415,
            "count": 47236762,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.044128846,
            "variance": 1.090205047
          },
          {
            "average": 0.4971585478,
            "count": 47236762,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999919314,
            "variance": 0.2499919314
          },
          {
            "average": 0.0003177186446,
            "count": 47236762,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01782183229,
            "variance": 0.0003176177062
          },
          {
            "average": 1.203858258,
            "count": 47236762,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4493606273,
            "variance": 0.2019249734
          },
          {
            "average": -0.6252660678,
            "count": 47236762,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.79339827,
            "variance": 139.0842427
          },
          {
            "average": 0,
            "count": 47236762,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 181.7988562,
            "count": 47236762,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 325.5426201,
            "variance": 105977.9975
          },
          {
            "average": 222655059.1,
            "count": 47236762,
            "maximum": 222704111.2,
            "minimum": 222625306.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37053.82431,
            "variance": 1372985896
          },
          {
            "average": 0,
            "count": 47236762,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47236762,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47236762,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47236762,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47236762,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689779.9164,
          5372092.022,
          1242.492735,
          691336.4764,
          5373649.822,
          1991.252735
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689779.9163577775,
                5372092.021526372,
                1242.492735261927
              ],
              [
                689779.9163577775,
                5373649.821526373,
                1242.492735261927
              ],
              [
                691336.4763577776,
                5373649.821526373,
                1991.2527352619272
              ],
              [
                691336.4763577776,
                5372092.021526372,
                1991.2527352619272
              ],
              [
                689779.9163577775,
                5372092.021526372,
                1242.492735261927
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:01:51+00:00",
        "end_time": "2018-10-03T18:08:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4322029,
            48.47282445,
            1242.492735,
            -120.4104513,
            48.4872966,
            1991.252735
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43220285557061,
                  48.47329605607433,
                  1242.492735261927
                ],
                [
                  -120.43149565687527,
                  48.487296603729256,
                  1242.492735261927
                ],
                [
                  -120.41045129817532,
                  48.486824766617765,
                  1991.2527352619272
                ],
                [
                  -120.41116427539671,
                  48.472824449670476,
                  1991.2527352619272
                ],
                [
                  -120.43220285557061,
                  48.47329605607433,
                  1242.492735261927
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:01:51Z",
            "pc:count": 47236762,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690555.5062,
                "count": 47236762,
                "maximum": 691336.4764,
                "minimum": 689779.9164,
                "name": "X",
                "position": 0,
                "stddev": 441.6044298,
                "variance": 195014.4725
              },
              {
                "average": 5372877.62,
                "count": 47236762,
                "maximum": 5373649.822,
                "minimum": 5372092.022,
                "name": "Y",
                "position": 1,
                "stddev": 425.574378,
                "variance": 181113.5512
              },
              {
                "average": 1567.825112,
                "count": 47236762,
                "maximum": 1991.252735,
                "minimum": 1242.492735,
                "name": "Z",
                "position": 2,
                "stddev": 177.3312173,
                "variance": 31446.36063
              },
              {
                "average": 487.8708756,
                "count": 47236762,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 335.1595813,
                "variance": 112331.9449
              },
              {
                "average": 1.599722542,
                "count": 47236762,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8265880659,
                "variance": 0.6832478307
              },
              {
                "average": 2.199320415,
                "count": 47236762,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.044128846,
                "variance": 1.090205047
              },
              {
                "average": 0.4971585478,
                "count": 47236762,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999919314,
                "variance": 0.2499919314
              },
              {
                "average": 0.0003177186446,
                "count": 47236762,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01782183229,
                "variance": 0.0003176177062
              },
              {
                "average": 1.203858258,
                "count": 47236762,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4493606273,
                "variance": 0.2019249734
              },
              {
                "average": -0.6252660678,
                "count": 47236762,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.79339827,
                "variance": 139.0842427
              },
              {
                "average": 0,
                "count": 47236762,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 181.7988562,
                "count": 47236762,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 325.5426201,
                "variance": 105977.9975
              },
              {
                "average": 222655059.1,
                "count": 47236762,
                "maximum": 222704111.2,
                "minimum": 222625306.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37053.82431,
                "variance": 1372985896
              },
              {
                "average": 0,
                "count": 47236762,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47236762,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47236762,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47236762,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47236762,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689779.9164,
              5372092.022,
              1242.492735,
              691336.4764,
              5373649.822,
              1991.252735
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689779.9163577775,
                    5372092.021526372,
                    1242.492735261927
                  ],
                  [
                    689779.9163577775,
                    5373649.821526373,
                    1242.492735261927
                  ],
                  [
                    691336.4763577776,
                    5373649.821526373,
                    1991.2527352619272
                  ],
                  [
                    691336.4763577776,
                    5372092.021526372,
                    1991.2527352619272
                  ],
                  [
                    689779.9163577775,
                    5372092.021526372,
                    1242.492735261927
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:01:51+00:00",
            "end_time": "2018-10-03T18:08:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3706203064253,
              48.365545012680684,
              871.9213590999245
            ],
            [
              -120.36989896702575,
              48.379543701713494,
              871.9213590999245
            ],
            [
              -120.34889847146995,
              48.37906136604465,
              1317.2813590999247
            ],
            [
              -120.34962555414968,
              48.36506291271354,
              1317.2813590999247
            ],
            [
              -120.3706203064253,
              48.365545012680684,
              871.9213590999245
            ]
          ]
        ]
      },
      "bbox": [
        -120.3706203,
        48.36506291,
        871.9213591,
        -120.3488985,
        48.3795437,
        1317.281359
      ],
      "properties": {
        "datetime": "2018-10-11T17:52:28Z",
        "pc:count": 43040247,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695486.3104,
            "count": 43040247,
            "maximum": 696299.0205,
            "minimum": 694742.3405,
            "name": "X",
            "position": 0,
            "stddev": 435.978437,
            "variance": 190077.1975
          },
          {
            "average": 5361058.483,
            "count": 43040247,
            "maximum": 5361828.828,
            "minimum": 5360271.188,
            "name": "Y",
            "position": 1,
            "stddev": 431.0981364,
            "variance": 185845.6032
          },
          {
            "average": 1126.386305,
            "count": 43040247,
            "maximum": 1317.281359,
            "minimum": 871.9213591,
            "name": "Z",
            "position": 2,
            "stddev": 96.33103967,
            "variance": 9279.669204
          },
          {
            "average": 537.8991094,
            "count": 43040247,
            "maximum": 4095,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 326.1516603,
            "variance": 106374.9055
          },
          {
            "average": 1.455341578,
            "count": 43040247,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7126987824,
            "variance": 0.5079395544
          },
          {
            "average": 1.910601396,
            "count": 43040247,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9279653533,
            "variance": 0.861119697
          },
          {
            "average": 0.4965355334,
            "count": 43040247,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999880031,
            "variance": 0.2499880033
          },
          {
            "average": 0.0003100818636,
            "count": 43040247,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01760641133,
            "variance": 0.0003099857201
          },
          {
            "average": 1.250896725,
            "count": 43040247,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4810945928,
            "variance": 0.2314520072
          },
          {
            "average": -0.6528480135,
            "count": 43040247,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.88584875,
            "variance": 118.501703
          },
          {
            "average": 0,
            "count": 43040247,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.0220883,
            "count": 43040247,
            "maximum": 127,
            "minimum": 105,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.965345031,
            "variance": 80.37741153
          },
          {
            "average": 223108227.2,
            "count": 43040247,
            "maximum": 223315548.2,
            "minimum": 222710925.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 285947.4359,
            "variance": 81765936090.0
          },
          {
            "average": 0,
            "count": 43040247,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43040247,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43040247,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43040247,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43040247,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694742.3405,
          5360271.188,
          871.9213591,
          696299.0205,
          5361828.828,
          1317.281359
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694742.3405430048,
                5360271.187760638,
                871.9213590999245
              ],
              [
                694742.3405430048,
                5361828.827760639,
                871.9213590999245
              ],
              [
                696299.0205430047,
                5361828.827760639,
                1317.2813590999247
              ],
              [
                696299.0205430047,
                5360271.187760638,
                1317.2813590999247
              ],
              [
                694742.3405430048,
                5360271.187760638,
                871.9213590999245
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:52:28+00:00",
        "end_time": "2018-10-04T17:55:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3706203,
            48.36506291,
            871.9213591,
            -120.3488985,
            48.3795437,
            1317.281359
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3706203064253,
                  48.365545012680684,
                  871.9213590999245
                ],
                [
                  -120.36989896702575,
                  48.379543701713494,
                  871.9213590999245
                ],
                [
                  -120.34889847146995,
                  48.37906136604465,
                  1317.2813590999247
                ],
                [
                  -120.34962555414968,
                  48.36506291271354,
                  1317.2813590999247
                ],
                [
                  -120.3706203064253,
                  48.365545012680684,
                  871.9213590999245
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:52:28Z",
            "pc:count": 43040247,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695486.3104,
                "count": 43040247,
                "maximum": 696299.0205,
                "minimum": 694742.3405,
                "name": "X",
                "position": 0,
                "stddev": 435.978437,
                "variance": 190077.1975
              },
              {
                "average": 5361058.483,
                "count": 43040247,
                "maximum": 5361828.828,
                "minimum": 5360271.188,
                "name": "Y",
                "position": 1,
                "stddev": 431.0981364,
                "variance": 185845.6032
              },
              {
                "average": 1126.386305,
                "count": 43040247,
                "maximum": 1317.281359,
                "minimum": 871.9213591,
                "name": "Z",
                "position": 2,
                "stddev": 96.33103967,
                "variance": 9279.669204
              },
              {
                "average": 537.8991094,
                "count": 43040247,
                "maximum": 4095,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 326.1516603,
                "variance": 106374.9055
              },
              {
                "average": 1.455341578,
                "count": 43040247,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7126987824,
                "variance": 0.5079395544
              },
              {
                "average": 1.910601396,
                "count": 43040247,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9279653533,
                "variance": 0.861119697
              },
              {
                "average": 0.4965355334,
                "count": 43040247,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999880031,
                "variance": 0.2499880033
              },
              {
                "average": 0.0003100818636,
                "count": 43040247,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01760641133,
                "variance": 0.0003099857201
              },
              {
                "average": 1.250896725,
                "count": 43040247,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4810945928,
                "variance": 0.2314520072
              },
              {
                "average": -0.6528480135,
                "count": 43040247,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.88584875,
                "variance": 118.501703
              },
              {
                "average": 0,
                "count": 43040247,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.0220883,
                "count": 43040247,
                "maximum": 127,
                "minimum": 105,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.965345031,
                "variance": 80.37741153
              },
              {
                "average": 223108227.2,
                "count": 43040247,
                "maximum": 223315548.2,
                "minimum": 222710925.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 285947.4359,
                "variance": 81765936090.0
              },
              {
                "average": 0,
                "count": 43040247,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43040247,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43040247,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43040247,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43040247,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694742.3405,
              5360271.188,
              871.9213591,
              696299.0205,
              5361828.828,
              1317.281359
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694742.3405430048,
                    5360271.187760638,
                    871.9213590999245
                  ],
                  [
                    694742.3405430048,
                    5361828.827760639,
                    871.9213590999245
                  ],
                  [
                    696299.0205430047,
                    5361828.827760639,
                    1317.2813590999247
                  ],
                  [
                    696299.0205430047,
                    5360271.187760638,
                    1317.2813590999247
                  ],
                  [
                    694742.3405430048,
                    5360271.187760638,
                    871.9213590999245
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:52:28+00:00",
            "end_time": "2018-10-04T17:55:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37221541024738,
              48.59495681713601,
              755.3008070170895
            ],
            [
              -120.37148841614092,
              48.608959996220904,
              755.3008070170895
            ],
            [
              -120.3503945628466,
              48.60847628777354,
              1407.9208070170894
            ],
            [
              -120.3511273745226,
              48.5944733453717,
              1407.9208070170894
            ],
            [
              -120.37221541024738,
              48.59495681713601,
              755.3008070170895
            ]
          ]
        ]
      },
      "bbox": [
        -120.3722154,
        48.59447335,
        755.300807,
        -120.3503946,
        48.60896,
        1407.920807
      ],
      "properties": {
        "datetime": "2018-10-11T17:59:12Z",
        "pc:count": 46216822,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694573.2142,
            "count": 46216822,
            "maximum": 695304.6037,
            "minimum": 693748.0437,
            "name": "X",
            "position": 0,
            "stddev": 444.6748318,
            "variance": 197735.706
          },
          {
            "average": 5386559.976,
            "count": 46216822,
            "maximum": 5387322.414,
            "minimum": 5385764.214,
            "name": "Y",
            "position": 1,
            "stddev": 430.3444258,
            "variance": 185196.3248
          },
          {
            "average": 1079.880606,
            "count": 46216822,
            "maximum": 1407.920807,
            "minimum": 755.300807,
            "name": "Z",
            "position": 2,
            "stddev": 176.0160193,
            "variance": 30981.63905
          },
          {
            "average": 541.953665,
            "count": 46216822,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 359.1572764,
            "variance": 128993.9492
          },
          {
            "average": 1.502966258,
            "count": 46216822,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7309200502,
            "variance": 0.5342441197
          },
          {
            "average": 2.005841618,
            "count": 46216822,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9201847036,
            "variance": 0.8467398888
          },
          {
            "average": 0.4970999304,
            "count": 46216822,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999915949,
            "variance": 0.249991595
          },
          {
            "average": 0.0003204893664,
            "count": 46216822,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01789934803,
            "variance": 0.0003203866599
          },
          {
            "average": 1.198336614,
            "count": 46216822,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4448723426,
            "variance": 0.1979114012
          },
          {
            "average": -0.8397672391,
            "count": 46216822,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.09298057,
            "variance": 123.0542179
          },
          {
            "average": 0,
            "count": 46216822,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.0012521,
            "count": 46216822,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.840391695,
            "variance": 78.15252532
          },
          {
            "average": 223118059.2,
            "count": 46216822,
            "maximum": 223315952.5,
            "minimum": 222710536.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 282525.6647,
            "variance": 79820751200.0
          },
          {
            "average": 0,
            "count": 46216822,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46216822,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46216822,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46216822,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46216822,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693748.0437,
          5385764.214,
          755.300807,
          695304.6037,
          5387322.414,
          1407.920807
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693748.0436718005,
                5385764.213782715,
                755.3008070170895
              ],
              [
                693748.0436718005,
                5387322.413782714,
                755.3008070170895
              ],
              [
                695304.6036718006,
                5387322.413782714,
                1407.9208070170894
              ],
              [
                695304.6036718006,
                5385764.213782715,
                1407.9208070170894
              ],
              [
                693748.0436718005,
                5385764.213782715,
                755.3008070170895
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:59:12+00:00",
        "end_time": "2018-10-04T17:48:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3722154,
            48.59447335,
            755.300807,
            -120.3503946,
            48.60896,
            1407.920807
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37221541024738,
                  48.59495681713601,
                  755.3008070170895
                ],
                [
                  -120.37148841614092,
                  48.608959996220904,
                  755.3008070170895
                ],
                [
                  -120.3503945628466,
                  48.60847628777354,
                  1407.9208070170894
                ],
                [
                  -120.3511273745226,
                  48.5944733453717,
                  1407.9208070170894
                ],
                [
                  -120.37221541024738,
                  48.59495681713601,
                  755.3008070170895
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:59:12Z",
            "pc:count": 46216822,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694573.2142,
                "count": 46216822,
                "maximum": 695304.6037,
                "minimum": 693748.0437,
                "name": "X",
                "position": 0,
                "stddev": 444.6748318,
                "variance": 197735.706
              },
              {
                "average": 5386559.976,
                "count": 46216822,
                "maximum": 5387322.414,
                "minimum": 5385764.214,
                "name": "Y",
                "position": 1,
                "stddev": 430.3444258,
                "variance": 185196.3248
              },
              {
                "average": 1079.880606,
                "count": 46216822,
                "maximum": 1407.920807,
                "minimum": 755.300807,
                "name": "Z",
                "position": 2,
                "stddev": 176.0160193,
                "variance": 30981.63905
              },
              {
                "average": 541.953665,
                "count": 46216822,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 359.1572764,
                "variance": 128993.9492
              },
              {
                "average": 1.502966258,
                "count": 46216822,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7309200502,
                "variance": 0.5342441197
              },
              {
                "average": 2.005841618,
                "count": 46216822,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9201847036,
                "variance": 0.8467398888
              },
              {
                "average": 0.4970999304,
                "count": 46216822,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999915949,
                "variance": 0.249991595
              },
              {
                "average": 0.0003204893664,
                "count": 46216822,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01789934803,
                "variance": 0.0003203866599
              },
              {
                "average": 1.198336614,
                "count": 46216822,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4448723426,
                "variance": 0.1979114012
              },
              {
                "average": -0.8397672391,
                "count": 46216822,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.09298057,
                "variance": 123.0542179
              },
              {
                "average": 0,
                "count": 46216822,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.0012521,
                "count": 46216822,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.840391695,
                "variance": 78.15252532
              },
              {
                "average": 223118059.2,
                "count": 46216822,
                "maximum": 223315952.5,
                "minimum": 222710536.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 282525.6647,
                "variance": 79820751200.0
              },
              {
                "average": 0,
                "count": 46216822,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46216822,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46216822,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46216822,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46216822,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693748.0437,
              5385764.214,
              755.300807,
              695304.6037,
              5387322.414,
              1407.920807
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693748.0436718005,
                    5385764.213782715,
                    755.3008070170895
                  ],
                  [
                    693748.0436718005,
                    5387322.413782714,
                    755.3008070170895
                  ],
                  [
                    695304.6036718006,
                    5387322.413782714,
                    1407.9208070170894
                  ],
                  [
                    695304.6036718006,
                    5385764.213782715,
                    1407.9208070170894
                  ],
                  [
                    693748.0436718005,
                    5385764.213782715,
                    755.3008070170895
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:59:12+00:00",
            "end_time": "2018-10-04T17:48:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.55312042423735,
              48.459292132037405,
              1262.8181773174506
            ],
            [
              -120.55260571225843,
              48.46999245383269,
              1262.8181773174506
            ],
            [
              -120.5321764013301,
              48.469555965294795,
              2326.5581773174504
            ],
            [
              -120.53269539921612,
              48.45885580661328,
              2326.5581773174504
            ],
            [
              -120.55312042423735,
              48.459292132037405,
              1262.8181773174506
            ]
          ]
        ]
      },
      "bbox": [
        -120.5531204,
        48.45885581,
        1262.818177,
        -120.5321764,
        48.46999245,
        2326.558177
      ],
      "properties": {
        "datetime": "2018-09-26T17:10:38Z",
        "pc:count": 18205525,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 681736.5374,
            "count": 18205525,
            "maximum": 682405.0765,
            "minimum": 680893.6365,
            "name": "X",
            "position": 0,
            "stddev": 407.8568859,
            "variance": 166347.2394
          },
          {
            "average": 5370699.469,
            "count": 18205525,
            "maximum": 5371433.118,
            "minimum": 5370242.638,
            "name": "Y",
            "position": 1,
            "stddev": 288.3940537,
            "variance": 83171.13019
          },
          {
            "average": 1811.840464,
            "count": 18205525,
            "maximum": 2326.558177,
            "minimum": 1262.818177,
            "name": "Z",
            "position": 2,
            "stddev": 232.6318085,
            "variance": 54117.55832
          },
          {
            "average": 519.140164,
            "count": 18205525,
            "maximum": 2399,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 276.972527,
            "variance": 76713.78071
          },
          {
            "average": 1.251456962,
            "count": 18205525,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5701849399,
            "variance": 0.3251108656
          },
          {
            "average": 1.50290107,
            "count": 18205525,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.81280631,
            "variance": 0.6606540975
          },
          {
            "average": 0.4961447692,
            "count": 18205525,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999851507,
            "variance": 0.2499851509
          },
          {
            "average": 0.0002984258899,
            "count": 18205525,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0172724303,
            "variance": 0.0002983368483
          },
          {
            "average": 1.297063831,
            "count": 18205525,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.530089008,
            "variance": 0.2809943564
          },
          {
            "average": 2.125422805,
            "count": 18205525,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.495404,
            "variance": 132.1443132
          },
          {
            "average": 0,
            "count": 18205525,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.89106851,
            "count": 18205525,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9630949188,
            "variance": 0.9275518226
          },
          {
            "average": 222016195.9,
            "count": 18205525,
            "maximum": 222017038.3,
            "minimum": 222015321.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 417.3070074,
            "variance": 174145.1384
          },
          {
            "average": 0,
            "count": 18205525,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18205525,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18205525,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18205525,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 18205525,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          680893.6365,
          5370242.638,
          1262.818177,
          682405.0765,
          5371433.118,
          2326.558177
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                680893.6365214649,
                5370242.637663573,
                1262.8181773174506
              ],
              [
                680893.6365214649,
                5371433.1176635735,
                1262.8181773174506
              ],
              [
                682405.0765214649,
                5371433.1176635735,
                2326.5581773174504
              ],
              [
                682405.0765214649,
                5370242.637663573,
                2326.5581773174504
              ],
              [
                680893.6365214649,
                5370242.637663573,
                1262.8181773174506
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:10:38+00:00",
        "end_time": "2018-09-26T16:42:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5531204,
            48.45885581,
            1262.818177,
            -120.5321764,
            48.46999245,
            2326.558177
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.55312042423735,
                  48.459292132037405,
                  1262.8181773174506
                ],
                [
                  -120.55260571225843,
                  48.46999245383269,
                  1262.8181773174506
                ],
                [
                  -120.5321764013301,
                  48.469555965294795,
                  2326.5581773174504
                ],
                [
                  -120.53269539921612,
                  48.45885580661328,
                  2326.5581773174504
                ],
                [
                  -120.55312042423735,
                  48.459292132037405,
                  1262.8181773174506
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:10:38Z",
            "pc:count": 18205525,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 681736.5374,
                "count": 18205525,
                "maximum": 682405.0765,
                "minimum": 680893.6365,
                "name": "X",
                "position": 0,
                "stddev": 407.8568859,
                "variance": 166347.2394
              },
              {
                "average": 5370699.469,
                "count": 18205525,
                "maximum": 5371433.118,
                "minimum": 5370242.638,
                "name": "Y",
                "position": 1,
                "stddev": 288.3940537,
                "variance": 83171.13019
              },
              {
                "average": 1811.840464,
                "count": 18205525,
                "maximum": 2326.558177,
                "minimum": 1262.818177,
                "name": "Z",
                "position": 2,
                "stddev": 232.6318085,
                "variance": 54117.55832
              },
              {
                "average": 519.140164,
                "count": 18205525,
                "maximum": 2399,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 276.972527,
                "variance": 76713.78071
              },
              {
                "average": 1.251456962,
                "count": 18205525,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5701849399,
                "variance": 0.3251108656
              },
              {
                "average": 1.50290107,
                "count": 18205525,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.81280631,
                "variance": 0.6606540975
              },
              {
                "average": 0.4961447692,
                "count": 18205525,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999851507,
                "variance": 0.2499851509
              },
              {
                "average": 0.0002984258899,
                "count": 18205525,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0172724303,
                "variance": 0.0002983368483
              },
              {
                "average": 1.297063831,
                "count": 18205525,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.530089008,
                "variance": 0.2809943564
              },
              {
                "average": 2.125422805,
                "count": 18205525,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.495404,
                "variance": 132.1443132
              },
              {
                "average": 0,
                "count": 18205525,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.89106851,
                "count": 18205525,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9630949188,
                "variance": 0.9275518226
              },
              {
                "average": 222016195.9,
                "count": 18205525,
                "maximum": 222017038.3,
                "minimum": 222015321.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 417.3070074,
                "variance": 174145.1384
              },
              {
                "average": 0,
                "count": 18205525,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18205525,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18205525,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18205525,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 18205525,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              680893.6365,
              5370242.638,
              1262.818177,
              682405.0765,
              5371433.118,
              2326.558177
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    680893.6365214649,
                    5370242.637663573,
                    1262.8181773174506
                  ],
                  [
                    680893.6365214649,
                    5371433.1176635735,
                    1262.8181773174506
                  ],
                  [
                    682405.0765214649,
                    5371433.1176635735,
                    2326.5581773174504
                  ],
                  [
                    682405.0765214649,
                    5370242.637663573,
                    2326.5581773174504
                  ],
                  [
                    680893.6365214649,
                    5370242.637663573,
                    1262.8181773174506
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:10:38+00:00",
            "end_time": "2018-09-26T16:42:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47263811728838,
              48.45964958866565,
              1657.3912005648406
            ],
            [
              -120.47194239000706,
              48.473650430230904,
              1657.3912005648406
            ],
            [
              -120.45090381993607,
              48.473186103270116,
              2218.5312005648407
            ],
            [
              -120.45160532186159,
              48.45918548873181,
              2218.5312005648407
            ],
            [
              -120.47263811728838,
              48.45964958866565,
              1657.3912005648406
            ]
          ]
        ]
      },
      "bbox": [
        -120.4726381,
        48.45918549,
        1657.391201,
        -120.4509038,
        48.47365043,
        2218.531201
      ],
      "properties": {
        "datetime": "2018-10-03T17:56:14Z",
        "pc:count": 40335077,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687615.0987,
            "count": 40335077,
            "maximum": 688398.289,
            "minimum": 686841.789,
            "name": "X",
            "position": 0,
            "stddev": 467.166026,
            "variance": 218244.0959
          },
          {
            "average": 5371272.015,
            "count": 40335077,
            "maximum": 5372033.57,
            "minimum": 5370475.79,
            "name": "Y",
            "position": 1,
            "stddev": 423.756753,
            "variance": 179569.7857
          },
          {
            "average": 1931.553213,
            "count": 40335077,
            "maximum": 2218.531201,
            "minimum": 1657.391201,
            "name": "Z",
            "position": 2,
            "stddev": 123.4507534,
            "variance": 15240.08852
          },
          {
            "average": 697.0595809,
            "count": 40335077,
            "maximum": 4095,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 484.1871959,
            "variance": 234437.2407
          },
          {
            "average": 1.373260227,
            "count": 40335077,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7004717606,
            "variance": 0.4906606874
          },
          {
            "average": 1.746357767,
            "count": 40335077,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9793857896,
            "variance": 0.959196525
          },
          {
            "average": 0.4952384497,
            "count": 40335077,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999773333,
            "variance": 0.2499773338
          },
          {
            "average": 0.0003411422767,
            "count": 40335077,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01846688677,
            "variance": 0.0003410259071
          },
          {
            "average": 1.361765691,
            "count": 40335077,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5476202185,
            "variance": 0.2998879037
          },
          {
            "average": -1.050791115,
            "count": 40335077,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.44015411,
            "variance": 154.7574342
          },
          {
            "average": 0,
            "count": 40335077,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 109.620787,
            "count": 40335077,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.03044924,
            "variance": 169.7926075
          },
          {
            "average": 222583150.5,
            "count": 40335077,
            "maximum": 222624574.8,
            "minimum": 222019459.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 150616.4625,
            "variance": 22685318760.0
          },
          {
            "average": 0,
            "count": 40335077,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40335077,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40335077,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40335077,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40335077,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          686841.789,
          5370475.79,
          1657.391201,
          688398.289,
          5372033.57,
          2218.531201
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                686841.788953745,
                5370475.789501745,
                1657.3912005648406
              ],
              [
                686841.788953745,
                5372033.569501745,
                1657.3912005648406
              ],
              [
                688398.288953745,
                5372033.569501745,
                2218.5312005648407
              ],
              [
                688398.288953745,
                5370475.789501745,
                2218.5312005648407
              ],
              [
                686841.788953745,
                5370475.789501745,
                1657.3912005648406
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:56:14+00:00",
        "end_time": "2018-09-26T17:50:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4726381,
            48.45918549,
            1657.391201,
            -120.4509038,
            48.47365043,
            2218.531201
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47263811728838,
                  48.45964958866565,
                  1657.3912005648406
                ],
                [
                  -120.47194239000706,
                  48.473650430230904,
                  1657.3912005648406
                ],
                [
                  -120.45090381993607,
                  48.473186103270116,
                  2218.5312005648407
                ],
                [
                  -120.45160532186159,
                  48.45918548873181,
                  2218.5312005648407
                ],
                [
                  -120.47263811728838,
                  48.45964958866565,
                  1657.3912005648406
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:56:14Z",
            "pc:count": 40335077,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687615.0987,
                "count": 40335077,
                "maximum": 688398.289,
                "minimum": 686841.789,
                "name": "X",
                "position": 0,
                "stddev": 467.166026,
                "variance": 218244.0959
              },
              {
                "average": 5371272.015,
                "count": 40335077,
                "maximum": 5372033.57,
                "minimum": 5370475.79,
                "name": "Y",
                "position": 1,
                "stddev": 423.756753,
                "variance": 179569.7857
              },
              {
                "average": 1931.553213,
                "count": 40335077,
                "maximum": 2218.531201,
                "minimum": 1657.391201,
                "name": "Z",
                "position": 2,
                "stddev": 123.4507534,
                "variance": 15240.08852
              },
              {
                "average": 697.0595809,
                "count": 40335077,
                "maximum": 4095,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 484.1871959,
                "variance": 234437.2407
              },
              {
                "average": 1.373260227,
                "count": 40335077,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7004717606,
                "variance": 0.4906606874
              },
              {
                "average": 1.746357767,
                "count": 40335077,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9793857896,
                "variance": 0.959196525
              },
              {
                "average": 0.4952384497,
                "count": 40335077,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999773333,
                "variance": 0.2499773338
              },
              {
                "average": 0.0003411422767,
                "count": 40335077,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01846688677,
                "variance": 0.0003410259071
              },
              {
                "average": 1.361765691,
                "count": 40335077,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5476202185,
                "variance": 0.2998879037
              },
              {
                "average": -1.050791115,
                "count": 40335077,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.44015411,
                "variance": 154.7574342
              },
              {
                "average": 0,
                "count": 40335077,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 109.620787,
                "count": 40335077,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.03044924,
                "variance": 169.7926075
              },
              {
                "average": 222583150.5,
                "count": 40335077,
                "maximum": 222624574.8,
                "minimum": 222019459.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 150616.4625,
                "variance": 22685318760.0
              },
              {
                "average": 0,
                "count": 40335077,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40335077,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40335077,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40335077,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40335077,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              686841.789,
              5370475.79,
              1657.391201,
              688398.289,
              5372033.57,
              2218.531201
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    686841.788953745,
                    5370475.789501745,
                    1657.3912005648406
                  ],
                  [
                    686841.788953745,
                    5372033.569501745,
                    1657.3912005648406
                  ],
                  [
                    688398.288953745,
                    5372033.569501745,
                    2218.5312005648407
                  ],
                  [
                    688398.288953745,
                    5370475.789501745,
                    2218.5312005648407
                  ],
                  [
                    686841.788953745,
                    5370475.789501745,
                    1657.3912005648406
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:56:14+00:00",
            "end_time": "2018-09-26T17:50:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45225207930271,
              48.446233993060204,
              1616.6409128294708
            ],
            [
              -120.45155117316381,
              48.4602326690307,
              1616.6409128294708
            ],
            [
              -120.43051740162024,
              48.459764687187985,
              2257.7809128294707
            ],
            [
              -120.43122407727822,
              48.445766239982895,
              2257.7809128294707
            ],
            [
              -120.45225207930271,
              48.446233993060204,
              1616.6409128294708
            ]
          ]
        ]
      },
      "bbox": [
        -120.4522521,
        48.44576624,
        1616.640913,
        -120.4305174,
        48.46023267,
        2257.780913
      ],
      "properties": {
        "datetime": "2018-10-03T18:19:28Z",
        "pc:count": 38106898,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689134.7436,
            "count": 38106898,
            "maximum": 689954.9945,
            "minimum": 688398.4145,
            "name": "X",
            "position": 0,
            "stddev": 426.8695656,
            "variance": 182217.626
          },
          {
            "average": 5369843.43,
            "count": 38106898,
            "maximum": 5370592.308,
            "minimum": 5369034.748,
            "name": "Y",
            "position": 1,
            "stddev": 441.5496343,
            "variance": 194966.0796
          },
          {
            "average": 1915.01898,
            "count": 38106898,
            "maximum": 2257.780913,
            "minimum": 1616.640913,
            "name": "Z",
            "position": 2,
            "stddev": 149.6591518,
            "variance": 22397.86171
          },
          {
            "average": 656.1230936,
            "count": 38106898,
            "maximum": 4095,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 498.1413634,
            "variance": 248144.818
          },
          {
            "average": 1.435932964,
            "count": 38106898,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7524255929,
            "variance": 0.5661442729
          },
          {
            "average": 1.872035425,
            "count": 38106898,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.03567371,
            "variance": 1.072620033
          },
          {
            "average": 0.4963390093,
            "count": 38106898,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999866035,
            "variance": 0.2499866037
          },
          {
            "average": 0.0002257071672,
            "count": 38106898,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01502185839,
            "variance": 0.0002256562294
          },
          {
            "average": 1.337267652,
            "count": 38106898,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5276717595,
            "variance": 0.2784374858
          },
          {
            "average": 1.850262601,
            "count": 38106898,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.81508397,
            "variance": 139.5962093
          },
          {
            "average": 0,
            "count": 38106898,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 644.1644531,
            "count": 38106898,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 714.9003213,
            "variance": 511082.4694
          },
          {
            "average": 222624969.9,
            "count": 38106898,
            "maximum": 222625968.2,
            "minimum": 222623962.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 656.1679222,
            "variance": 430556.3421
          },
          {
            "average": 0,
            "count": 38106898,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38106898,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38106898,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38106898,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38106898,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688398.4145,
          5369034.748,
          1616.640913,
          689954.9945,
          5370592.308,
          2257.780913
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688398.414495016,
                5369034.74816032,
                1616.6409128294708
              ],
              [
                688398.414495016,
                5370592.308160321,
                1616.6409128294708
              ],
              [
                689954.994495016,
                5370592.308160321,
                2257.7809128294707
              ],
              [
                689954.994495016,
                5369034.74816032,
                2257.7809128294707
              ],
              [
                688398.414495016,
                5369034.74816032,
                1616.6409128294708
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:19:28+00:00",
        "end_time": "2018-10-03T17:46:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4522521,
            48.44576624,
            1616.640913,
            -120.4305174,
            48.46023267,
            2257.780913
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45225207930271,
                  48.446233993060204,
                  1616.6409128294708
                ],
                [
                  -120.45155117316381,
                  48.4602326690307,
                  1616.6409128294708
                ],
                [
                  -120.43051740162024,
                  48.459764687187985,
                  2257.7809128294707
                ],
                [
                  -120.43122407727822,
                  48.445766239982895,
                  2257.7809128294707
                ],
                [
                  -120.45225207930271,
                  48.446233993060204,
                  1616.6409128294708
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:19:28Z",
            "pc:count": 38106898,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689134.7436,
                "count": 38106898,
                "maximum": 689954.9945,
                "minimum": 688398.4145,
                "name": "X",
                "position": 0,
                "stddev": 426.8695656,
                "variance": 182217.626
              },
              {
                "average": 5369843.43,
                "count": 38106898,
                "maximum": 5370592.308,
                "minimum": 5369034.748,
                "name": "Y",
                "position": 1,
                "stddev": 441.5496343,
                "variance": 194966.0796
              },
              {
                "average": 1915.01898,
                "count": 38106898,
                "maximum": 2257.780913,
                "minimum": 1616.640913,
                "name": "Z",
                "position": 2,
                "stddev": 149.6591518,
                "variance": 22397.86171
              },
              {
                "average": 656.1230936,
                "count": 38106898,
                "maximum": 4095,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 498.1413634,
                "variance": 248144.818
              },
              {
                "average": 1.435932964,
                "count": 38106898,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7524255929,
                "variance": 0.5661442729
              },
              {
                "average": 1.872035425,
                "count": 38106898,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.03567371,
                "variance": 1.072620033
              },
              {
                "average": 0.4963390093,
                "count": 38106898,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999866035,
                "variance": 0.2499866037
              },
              {
                "average": 0.0002257071672,
                "count": 38106898,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01502185839,
                "variance": 0.0002256562294
              },
              {
                "average": 1.337267652,
                "count": 38106898,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5276717595,
                "variance": 0.2784374858
              },
              {
                "average": 1.850262601,
                "count": 38106898,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.81508397,
                "variance": 139.5962093
              },
              {
                "average": 0,
                "count": 38106898,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 644.1644531,
                "count": 38106898,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 714.9003213,
                "variance": 511082.4694
              },
              {
                "average": 222624969.9,
                "count": 38106898,
                "maximum": 222625968.2,
                "minimum": 222623962.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 656.1679222,
                "variance": 430556.3421
              },
              {
                "average": 0,
                "count": 38106898,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38106898,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38106898,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38106898,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38106898,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688398.4145,
              5369034.748,
              1616.640913,
              689954.9945,
              5370592.308,
              2257.780913
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688398.414495016,
                    5369034.74816032,
                    1616.6409128294708
                  ],
                  [
                    688398.414495016,
                    5370592.308160321,
                    1616.6409128294708
                  ],
                  [
                    689954.994495016,
                    5370592.308160321,
                    2257.7809128294707
                  ],
                  [
                    689954.994495016,
                    5369034.74816032,
                    2257.7809128294707
                  ],
                  [
                    688398.414495016,
                    5369034.74816032,
                    1616.6409128294708
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:19:28+00:00",
            "end_time": "2018-10-03T17:46:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47242676082938,
              48.50012087503721,
              2033.1446790690698
            ],
            [
              -120.47189807165992,
              48.51074514878804,
              2033.1446790690698
            ],
            [
              -120.45141441906256,
              48.51029318424371,
              2629.2246790690697
            ],
            [
              -120.45194738061724,
              48.49966907821933,
              2629.2246790690697
            ],
            [
              -120.47242676082938,
              48.50012087503721,
              2033.1446790690698
            ]
          ]
        ]
      },
      "bbox": [
        -120.4724268,
        48.49966908,
        2033.144679,
        -120.4514144,
        48.51074515,
        2629.224679
      ],
      "properties": {
        "datetime": "2018-10-03T17:57:20Z",
        "pc:count": 9147420,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687649.0954,
            "count": 9147420,
            "maximum": 688223.087,
            "minimum": 686708.747,
            "name": "X",
            "position": 0,
            "stddev": 494.2797646,
            "variance": 244312.4857
          },
          {
            "average": 5375344.577,
            "count": 9147420,
            "maximum": 5376156.471,
            "minimum": 5374974.371,
            "name": "Y",
            "position": 1,
            "stddev": 290.965508,
            "variance": 84660.92685
          },
          {
            "average": 2305.327432,
            "count": 9147420,
            "maximum": 2629.224679,
            "minimum": 2033.144679,
            "name": "Z",
            "position": 2,
            "stddev": 133.4849237,
            "variance": 17818.22486
          },
          {
            "average": 759.6222455,
            "count": 9147420,
            "maximum": 3241,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 448.7783844,
            "variance": 201402.0383
          },
          {
            "average": 1.147085954,
            "count": 9147420,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.446759593,
            "variance": 0.199594134
          },
          {
            "average": 1.294117139,
            "count": 9147420,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6557555435,
            "variance": 0.4300153328
          },
          {
            "average": 0.4954035127,
            "count": 9147420,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999788992,
            "variance": 0.2499788996
          },
          {
            "average": 0.0003715801833,
            "count": 9147420,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01927283456,
            "variance": 0.000371442152
          },
          {
            "average": 1.438576232,
            "count": 9147420,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5564310558,
            "variance": 0.3096155199
          },
          {
            "average": -0.9306387568,
            "count": 9147420,
            "maximum": 19.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.38454582,
            "variance": 179.1460667
          },
          {
            "average": 0,
            "count": 9147420,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 111.3235537,
            "count": 9147420,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 10.36451953,
            "variance": 107.4232651
          },
          {
            "average": 222599251.9,
            "count": 9147420,
            "maximum": 222624640.1,
            "minimum": 222019536.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 118807.5634,
            "variance": 14115237130.0
          },
          {
            "average": 0,
            "count": 9147420,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9147420,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9147420,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9147420,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9147420,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          686708.747,
          5374974.371,
          2033.144679,
          688223.087,
          5376156.471,
          2629.224679
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                686708.7470180936,
                5374974.371422906,
                2033.1446790690698
              ],
              [
                686708.7470180936,
                5376156.471422906,
                2033.1446790690698
              ],
              [
                688223.0870180937,
                5376156.471422906,
                2629.2246790690697
              ],
              [
                688223.0870180937,
                5374974.371422906,
                2629.2246790690697
              ],
              [
                686708.7470180936,
                5374974.371422906,
                2033.1446790690698
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:57:20+00:00",
        "end_time": "2018-09-26T17:52:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4724268,
            48.49966908,
            2033.144679,
            -120.4514144,
            48.51074515,
            2629.224679
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47242676082938,
                  48.50012087503721,
                  2033.1446790690698
                ],
                [
                  -120.47189807165992,
                  48.51074514878804,
                  2033.1446790690698
                ],
                [
                  -120.45141441906256,
                  48.51029318424371,
                  2629.2246790690697
                ],
                [
                  -120.45194738061724,
                  48.49966907821933,
                  2629.2246790690697
                ],
                [
                  -120.47242676082938,
                  48.50012087503721,
                  2033.1446790690698
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:57:20Z",
            "pc:count": 9147420,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687649.0954,
                "count": 9147420,
                "maximum": 688223.087,
                "minimum": 686708.747,
                "name": "X",
                "position": 0,
                "stddev": 494.2797646,
                "variance": 244312.4857
              },
              {
                "average": 5375344.577,
                "count": 9147420,
                "maximum": 5376156.471,
                "minimum": 5374974.371,
                "name": "Y",
                "position": 1,
                "stddev": 290.965508,
                "variance": 84660.92685
              },
              {
                "average": 2305.327432,
                "count": 9147420,
                "maximum": 2629.224679,
                "minimum": 2033.144679,
                "name": "Z",
                "position": 2,
                "stddev": 133.4849237,
                "variance": 17818.22486
              },
              {
                "average": 759.6222455,
                "count": 9147420,
                "maximum": 3241,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 448.7783844,
                "variance": 201402.0383
              },
              {
                "average": 1.147085954,
                "count": 9147420,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.446759593,
                "variance": 0.199594134
              },
              {
                "average": 1.294117139,
                "count": 9147420,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6557555435,
                "variance": 0.4300153328
              },
              {
                "average": 0.4954035127,
                "count": 9147420,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999788992,
                "variance": 0.2499788996
              },
              {
                "average": 0.0003715801833,
                "count": 9147420,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01927283456,
                "variance": 0.000371442152
              },
              {
                "average": 1.438576232,
                "count": 9147420,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5564310558,
                "variance": 0.3096155199
              },
              {
                "average": -0.9306387568,
                "count": 9147420,
                "maximum": 19.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.38454582,
                "variance": 179.1460667
              },
              {
                "average": 0,
                "count": 9147420,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 111.3235537,
                "count": 9147420,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 10.36451953,
                "variance": 107.4232651
              },
              {
                "average": 222599251.9,
                "count": 9147420,
                "maximum": 222624640.1,
                "minimum": 222019536.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 118807.5634,
                "variance": 14115237130.0
              },
              {
                "average": 0,
                "count": 9147420,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9147420,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9147420,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9147420,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9147420,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              686708.747,
              5374974.371,
              2033.144679,
              688223.087,
              5376156.471,
              2629.224679
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    686708.7470180936,
                    5374974.371422906,
                    2033.1446790690698
                  ],
                  [
                    686708.7470180936,
                    5376156.471422906,
                    2033.1446790690698
                  ],
                  [
                    688223.0870180937,
                    5376156.471422906,
                    2629.2246790690697
                  ],
                  [
                    688223.0870180937,
                    5374974.371422906,
                    2629.2246790690697
                  ],
                  [
                    686708.7470180936,
                    5374974.371422906,
                    2033.1446790690698
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:57:20+00:00",
            "end_time": "2018-09-26T17:52:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.552588270154,
              48.4054095058476,
              1324.7856329970568
            ],
            [
              -120.55192040560708,
              48.41931587422111,
              1324.7856329970568
            ],
            [
              -120.53148036177235,
              48.418878937528774,
              2172.4056329970567
            ],
            [
              -120.53215378885582,
              48.4049727812999,
              2172.4056329970567
            ],
            [
              -120.552588270154,
              48.4054095058476,
              1324.7856329970568
            ]
          ]
        ]
      },
      "bbox": [
        -120.5525883,
        48.40497278,
        1324.785633,
        -120.5314804,
        48.41931587,
        2172.405633
      ],
      "properties": {
        "datetime": "2018-09-26T17:12:09Z",
        "pc:count": 33977573,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 681938.4058,
            "count": 33977573,
            "maximum": 682638.2196,
            "minimum": 681124.4796,
            "name": "X",
            "position": 0,
            "stddev": 381.1403745,
            "variance": 145267.9851
          },
          {
            "average": 5365013.412,
            "count": 33977573,
            "maximum": 5365802.422,
            "minimum": 5364255.262,
            "name": "Y",
            "position": 1,
            "stddev": 409.0988645,
            "variance": 167361.8809
          },
          {
            "average": 1810.585469,
            "count": 33977573,
            "maximum": 2172.405633,
            "minimum": 1324.785633,
            "name": "Z",
            "position": 2,
            "stddev": 153.496696,
            "variance": 23561.23567
          },
          {
            "average": 519.6203204,
            "count": 33977573,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 341.1163193,
            "variance": 116360.3433
          },
          {
            "average": 1.416039898,
            "count": 33977573,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7348689165,
            "variance": 0.5400323245
          },
          {
            "average": 1.832163675,
            "count": 33977573,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.015418902,
            "variance": 1.031075548
          },
          {
            "average": 0.4952293973,
            "count": 33977573,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999772482,
            "variance": 0.2499772487
          },
          {
            "average": 0.000290956626,
            "count": 33977573,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01705496933,
            "variance": 0.0002908719788
          },
          {
            "average": 1.331468701,
            "count": 33977573,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5332761463,
            "variance": 0.2843834482
          },
          {
            "average": -0.8939791364,
            "count": 33977573,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.50693317,
            "variance": 132.409511
          },
          {
            "average": 0,
            "count": 33977573,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.94660731,
            "count": 33977573,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9351493561,
            "variance": 0.8745043183
          },
          {
            "average": 222016216,
            "count": 33977573,
            "maximum": 222017129.5,
            "minimum": 222015401.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 384.2748156,
            "variance": 147667.1339
          },
          {
            "average": 0,
            "count": 33977573,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33977573,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33977573,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33977573,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33977573,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          681124.4796,
          5364255.262,
          1324.785633,
          682638.2196,
          5365802.422,
          2172.405633
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                681124.4795839814,
                5364255.261886813,
                1324.7856329970568
              ],
              [
                681124.4795839814,
                5365802.421886813,
                1324.7856329970568
              ],
              [
                682638.2195839814,
                5365802.421886813,
                2172.4056329970567
              ],
              [
                682638.2195839814,
                5364255.261886813,
                2172.4056329970567
              ],
              [
                681124.4795839814,
                5364255.261886813,
                1324.7856329970568
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:12:09+00:00",
        "end_time": "2018-09-26T16:43:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5525883,
            48.40497278,
            1324.785633,
            -120.5314804,
            48.41931587,
            2172.405633
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.552588270154,
                  48.4054095058476,
                  1324.7856329970568
                ],
                [
                  -120.55192040560708,
                  48.41931587422111,
                  1324.7856329970568
                ],
                [
                  -120.53148036177235,
                  48.418878937528774,
                  2172.4056329970567
                ],
                [
                  -120.53215378885582,
                  48.4049727812999,
                  2172.4056329970567
                ],
                [
                  -120.552588270154,
                  48.4054095058476,
                  1324.7856329970568
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:12:09Z",
            "pc:count": 33977573,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 681938.4058,
                "count": 33977573,
                "maximum": 682638.2196,
                "minimum": 681124.4796,
                "name": "X",
                "position": 0,
                "stddev": 381.1403745,
                "variance": 145267.9851
              },
              {
                "average": 5365013.412,
                "count": 33977573,
                "maximum": 5365802.422,
                "minimum": 5364255.262,
                "name": "Y",
                "position": 1,
                "stddev": 409.0988645,
                "variance": 167361.8809
              },
              {
                "average": 1810.585469,
                "count": 33977573,
                "maximum": 2172.405633,
                "minimum": 1324.785633,
                "name": "Z",
                "position": 2,
                "stddev": 153.496696,
                "variance": 23561.23567
              },
              {
                "average": 519.6203204,
                "count": 33977573,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 341.1163193,
                "variance": 116360.3433
              },
              {
                "average": 1.416039898,
                "count": 33977573,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7348689165,
                "variance": 0.5400323245
              },
              {
                "average": 1.832163675,
                "count": 33977573,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.015418902,
                "variance": 1.031075548
              },
              {
                "average": 0.4952293973,
                "count": 33977573,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999772482,
                "variance": 0.2499772487
              },
              {
                "average": 0.000290956626,
                "count": 33977573,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01705496933,
                "variance": 0.0002908719788
              },
              {
                "average": 1.331468701,
                "count": 33977573,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5332761463,
                "variance": 0.2843834482
              },
              {
                "average": -0.8939791364,
                "count": 33977573,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.50693317,
                "variance": 132.409511
              },
              {
                "average": 0,
                "count": 33977573,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.94660731,
                "count": 33977573,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9351493561,
                "variance": 0.8745043183
              },
              {
                "average": 222016216,
                "count": 33977573,
                "maximum": 222017129.5,
                "minimum": 222015401.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 384.2748156,
                "variance": 147667.1339
              },
              {
                "average": 0,
                "count": 33977573,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33977573,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33977573,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33977573,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33977573,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              681124.4796,
              5364255.262,
              1324.785633,
              682638.2196,
              5365802.422,
              2172.405633
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    681124.4795839814,
                    5364255.261886813,
                    1324.7856329970568
                  ],
                  [
                    681124.4795839814,
                    5365802.421886813,
                    1324.7856329970568
                  ],
                  [
                    682638.2195839814,
                    5365802.421886813,
                    2172.4056329970567
                  ],
                  [
                    682638.2195839814,
                    5364255.261886813,
                    2172.4056329970567
                  ],
                  [
                    681124.4795839814,
                    5364255.261886813,
                    1324.7856329970568
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:12:09+00:00",
            "end_time": "2018-09-26T16:43:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43176736354071,
              48.41931929478278,
              1735.8077742163891
            ],
            [
              -120.43106146571057,
              48.433318351822976,
              1735.8077742163891
            ],
            [
              -120.41003779309445,
              48.43284679014843,
              2275.1277742163893
            ],
            [
              -120.41074945217254,
              48.418847963603376,
              2275.1277742163893
            ],
            [
              -120.43176736354071,
              48.41931929478278,
              1735.8077742163891
            ]
          ]
        ]
      },
      "bbox": [
        -120.4317674,
        48.41884796,
        1735.807774,
        -120.4100378,
        48.43331835,
        2275.127774
      ],
      "properties": {
        "datetime": "2018-10-04T16:03:26Z",
        "pc:count": 39367409,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690817.3488,
            "count": 39367409,
            "maximum": 691570.1438,
            "minimum": 690013.4638,
            "name": "X",
            "position": 0,
            "stddev": 428.810198,
            "variance": 183878.1859
          },
          {
            "average": 5366876.264,
            "count": 39367409,
            "maximum": 5367651.68,
            "minimum": 5366094.06,
            "name": "Y",
            "position": 1,
            "stddev": 438.7804071,
            "variance": 192528.2457
          },
          {
            "average": 1986.888906,
            "count": 39367409,
            "maximum": 2275.127774,
            "minimum": 1735.807774,
            "name": "Z",
            "position": 2,
            "stddev": 111.8188741,
            "variance": 12503.46061
          },
          {
            "average": 708.8133231,
            "count": 39367409,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 559.6894265,
            "variance": 313252.2542
          },
          {
            "average": 1.499534958,
            "count": 39367409,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8191848903,
            "variance": 0.6710638845
          },
          {
            "average": 1.998995921,
            "count": 39367409,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.124347026,
            "variance": 1.264156236
          },
          {
            "average": 0.4964651852,
            "count": 39367409,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875113,
            "variance": 0.2499875114
          },
          {
            "average": 0.0002801047943,
            "count": 39367409,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01673398765,
            "variance": 0.0002800263427
          },
          {
            "average": 1.280388557,
            "count": 39367409,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5104269523,
            "variance": 0.2605356736
          },
          {
            "average": -1.634768317,
            "count": 39367409,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.62559394,
            "variance": 159.4056223
          },
          {
            "average": 0,
            "count": 39367409,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.7270966,
            "count": 39367409,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 159.9492009,
            "variance": 25583.74686
          },
          {
            "average": 222656558.9,
            "count": 39367409,
            "maximum": 222704206.7,
            "minimum": 222625400.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37313.12281,
            "variance": 1392269134
          },
          {
            "average": 0,
            "count": 39367409,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39367409,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39367409,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39367409,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39367409,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690013.4638,
          5366094.06,
          1735.807774,
          691570.1438,
          5367651.68,
          2275.127774
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690013.4638169511,
                5366094.059980675,
                1735.8077742163891
              ],
              [
                690013.4638169511,
                5367651.679980674,
                1735.8077742163891
              ],
              [
                691570.1438169511,
                5367651.679980674,
                2275.1277742163893
              ],
              [
                691570.1438169511,
                5366094.059980675,
                2275.1277742163893
              ],
              [
                690013.4638169511,
                5366094.059980675,
                1735.8077742163891
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:03:26+00:00",
        "end_time": "2018-10-03T18:10:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4317674,
            48.41884796,
            1735.807774,
            -120.4100378,
            48.43331835,
            2275.127774
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43176736354071,
                  48.41931929478278,
                  1735.8077742163891
                ],
                [
                  -120.43106146571057,
                  48.433318351822976,
                  1735.8077742163891
                ],
                [
                  -120.41003779309445,
                  48.43284679014843,
                  2275.1277742163893
                ],
                [
                  -120.41074945217254,
                  48.418847963603376,
                  2275.1277742163893
                ],
                [
                  -120.43176736354071,
                  48.41931929478278,
                  1735.8077742163891
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:03:26Z",
            "pc:count": 39367409,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690817.3488,
                "count": 39367409,
                "maximum": 691570.1438,
                "minimum": 690013.4638,
                "name": "X",
                "position": 0,
                "stddev": 428.810198,
                "variance": 183878.1859
              },
              {
                "average": 5366876.264,
                "count": 39367409,
                "maximum": 5367651.68,
                "minimum": 5366094.06,
                "name": "Y",
                "position": 1,
                "stddev": 438.7804071,
                "variance": 192528.2457
              },
              {
                "average": 1986.888906,
                "count": 39367409,
                "maximum": 2275.127774,
                "minimum": 1735.807774,
                "name": "Z",
                "position": 2,
                "stddev": 111.8188741,
                "variance": 12503.46061
              },
              {
                "average": 708.8133231,
                "count": 39367409,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 559.6894265,
                "variance": 313252.2542
              },
              {
                "average": 1.499534958,
                "count": 39367409,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8191848903,
                "variance": 0.6710638845
              },
              {
                "average": 1.998995921,
                "count": 39367409,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.124347026,
                "variance": 1.264156236
              },
              {
                "average": 0.4964651852,
                "count": 39367409,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875113,
                "variance": 0.2499875114
              },
              {
                "average": 0.0002801047943,
                "count": 39367409,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01673398765,
                "variance": 0.0002800263427
              },
              {
                "average": 1.280388557,
                "count": 39367409,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5104269523,
                "variance": 0.2605356736
              },
              {
                "average": -1.634768317,
                "count": 39367409,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.62559394,
                "variance": 159.4056223
              },
              {
                "average": 0,
                "count": 39367409,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.7270966,
                "count": 39367409,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 159.9492009,
                "variance": 25583.74686
              },
              {
                "average": 222656558.9,
                "count": 39367409,
                "maximum": 222704206.7,
                "minimum": 222625400.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37313.12281,
                "variance": 1392269134
              },
              {
                "average": 0,
                "count": 39367409,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39367409,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39367409,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39367409,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39367409,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690013.4638,
              5366094.06,
              1735.807774,
              691570.1438,
              5367651.68,
              2275.127774
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690013.4638169511,
                    5366094.059980675,
                    1735.8077742163891
                  ],
                  [
                    690013.4638169511,
                    5367651.679980674,
                    1735.8077742163891
                  ],
                  [
                    691570.1438169511,
                    5367651.679980674,
                    2275.1277742163893
                  ],
                  [
                    691570.1438169511,
                    5366094.059980675,
                    2275.1277742163893
                  ],
                  [
                    690013.4638169511,
                    5366094.059980675,
                    1735.8077742163891
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:03:26+00:00",
            "end_time": "2018-10-03T18:10:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39300820853249,
              48.68936356330553,
              1837.36932132958
            ],
            [
              -120.39228446415409,
              48.70336872159071,
              1837.36932132958
            ],
            [
              -120.37138028533528,
              48.702893368858135,
              2418.44932132958
            ],
            [
              -120.37210981523225,
              48.688888443299845,
              2418.44932132958
            ],
            [
              -120.39300820853249,
              48.68936356330553,
              1837.36932132958
            ]
          ]
        ]
      },
      "bbox": [
        -120.3930082,
        48.68888844,
        1837.369321,
        -120.3713803,
        48.70336872,
        2418.449321
      ],
      "properties": {
        "datetime": "2018-10-04T18:12:43Z",
        "pc:count": 39940145,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692651.0227,
            "count": 39940145,
            "maximum": 693396.1686,
            "minimum": 691856.5086,
            "name": "X",
            "position": 0,
            "stddev": 404.3842831,
            "variance": 163526.6484
          },
          {
            "average": 5396915.964,
            "count": 39940145,
            "maximum": 5397762.799,
            "minimum": 5396204.379,
            "name": "Y",
            "position": 1,
            "stddev": 414.5858865,
            "variance": 171881.4573
          },
          {
            "average": 2095.396594,
            "count": 39940145,
            "maximum": 2418.449321,
            "minimum": 1837.369321,
            "name": "Z",
            "position": 2,
            "stddev": 111.1585486,
            "variance": 12356.22292
          },
          {
            "average": 765.3324027,
            "count": 39940145,
            "maximum": 4095,
            "minimum": 10,
            "name": "Intensity",
            "position": 3,
            "stddev": 632.6913446,
            "variance": 400298.3375
          },
          {
            "average": 1.524371782,
            "count": 39940145,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8664296043,
            "variance": 0.7507002592
          },
          {
            "average": 2.048372058,
            "count": 39940145,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.205173621,
            "variance": 1.452443457
          },
          {
            "average": 0.49636958,
            "count": 39940145,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868261,
            "variance": 0.2499868263
          },
          {
            "average": 0.0002853019187,
            "count": 39940145,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01688847325,
            "variance": 0.0002852205286
          },
          {
            "average": 1.384189041,
            "count": 39940145,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5407356448,
            "variance": 0.2923950376
          },
          {
            "average": 1.898570431,
            "count": 39940145,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.5638858,
            "variance": 183.9789979
          },
          {
            "average": 0,
            "count": 39940145,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.4735959,
            "count": 39940145,
            "maximum": 107,
            "minimum": 97,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.75459307,
            "variance": 7.587782982
          },
          {
            "average": 222709247.5,
            "count": 39940145,
            "maximum": 222711963.3,
            "minimum": 222705262.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2161.769779,
            "variance": 4673248.577
          },
          {
            "average": 0,
            "count": 39940145,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39940145,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39940145,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39940145,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39940145,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691856.5086,
          5396204.379,
          1837.369321,
          693396.1686,
          5397762.799,
          2418.449321
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691856.5085959573,
                5396204.378516856,
                1837.36932132958
              ],
              [
                691856.5085959573,
                5397762.798516856,
                1837.36932132958
              ],
              [
                693396.1685959572,
                5397762.798516856,
                2418.44932132958
              ],
              [
                693396.1685959572,
                5396204.378516856,
                2418.44932132958
              ],
              [
                691856.5085959573,
                5396204.378516856,
                1837.36932132958
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:12:43+00:00",
        "end_time": "2018-10-04T16:21:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3930082,
            48.68888844,
            1837.369321,
            -120.3713803,
            48.70336872,
            2418.449321
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39300820853249,
                  48.68936356330553,
                  1837.36932132958
                ],
                [
                  -120.39228446415409,
                  48.70336872159071,
                  1837.36932132958
                ],
                [
                  -120.37138028533528,
                  48.702893368858135,
                  2418.44932132958
                ],
                [
                  -120.37210981523225,
                  48.688888443299845,
                  2418.44932132958
                ],
                [
                  -120.39300820853249,
                  48.68936356330553,
                  1837.36932132958
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:12:43Z",
            "pc:count": 39940145,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692651.0227,
                "count": 39940145,
                "maximum": 693396.1686,
                "minimum": 691856.5086,
                "name": "X",
                "position": 0,
                "stddev": 404.3842831,
                "variance": 163526.6484
              },
              {
                "average": 5396915.964,
                "count": 39940145,
                "maximum": 5397762.799,
                "minimum": 5396204.379,
                "name": "Y",
                "position": 1,
                "stddev": 414.5858865,
                "variance": 171881.4573
              },
              {
                "average": 2095.396594,
                "count": 39940145,
                "maximum": 2418.449321,
                "minimum": 1837.369321,
                "name": "Z",
                "position": 2,
                "stddev": 111.1585486,
                "variance": 12356.22292
              },
              {
                "average": 765.3324027,
                "count": 39940145,
                "maximum": 4095,
                "minimum": 10,
                "name": "Intensity",
                "position": 3,
                "stddev": 632.6913446,
                "variance": 400298.3375
              },
              {
                "average": 1.524371782,
                "count": 39940145,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8664296043,
                "variance": 0.7507002592
              },
              {
                "average": 2.048372058,
                "count": 39940145,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.205173621,
                "variance": 1.452443457
              },
              {
                "average": 0.49636958,
                "count": 39940145,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868261,
                "variance": 0.2499868263
              },
              {
                "average": 0.0002853019187,
                "count": 39940145,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01688847325,
                "variance": 0.0002852205286
              },
              {
                "average": 1.384189041,
                "count": 39940145,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5407356448,
                "variance": 0.2923950376
              },
              {
                "average": 1.898570431,
                "count": 39940145,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.5638858,
                "variance": 183.9789979
              },
              {
                "average": 0,
                "count": 39940145,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.4735959,
                "count": 39940145,
                "maximum": 107,
                "minimum": 97,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.75459307,
                "variance": 7.587782982
              },
              {
                "average": 222709247.5,
                "count": 39940145,
                "maximum": 222711963.3,
                "minimum": 222705262.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2161.769779,
                "variance": 4673248.577
              },
              {
                "average": 0,
                "count": 39940145,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39940145,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39940145,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39940145,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39940145,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691856.5086,
              5396204.379,
              1837.369321,
              693396.1686,
              5397762.799,
              2418.449321
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691856.5085959573,
                    5396204.378516856,
                    1837.36932132958
                  ],
                  [
                    691856.5085959573,
                    5397762.798516856,
                    1837.36932132958
                  ],
                  [
                    693396.1685959572,
                    5397762.798516856,
                    2418.44932132958
                  ],
                  [
                    693396.1685959572,
                    5396204.378516856,
                    2418.44932132958
                  ],
                  [
                    691856.5085959573,
                    5396204.378516856,
                    1837.36932132958
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:12:43+00:00",
            "end_time": "2018-10-04T16:21:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37071447692948,
              48.37903840137238,
              885.3016994816744
            ],
            [
              -120.36999278458667,
              48.39303777745063,
              885.3016994816744
            ],
            [
              -120.3489856556958,
              48.39255533373384,
              1349.4216994816743
            ],
            [
              -120.34971309615005,
              48.378556193434974,
              1349.4216994816743
            ],
            [
              -120.37071447692948,
              48.37903840137238,
              885.3016994816744
            ]
          ]
        ]
      },
      "bbox": [
        -120.3707145,
        48.37855619,
        885.3016995,
        -120.3489857,
        48.39303778,
        1349.421699
      ],
      "properties": {
        "datetime": "2018-10-11T17:52:51Z",
        "pc:count": 41008441,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695449.8402,
            "count": 41008441,
            "maximum": 696240.6501,
            "minimum": 694683.8901,
            "name": "X",
            "position": 0,
            "stddev": 448.3011081,
            "variance": 200973.8835
          },
          {
            "average": 5362543.729,
            "count": 41008441,
            "maximum": 5363328.316,
            "minimum": 5361770.596,
            "name": "Y",
            "position": 1,
            "stddev": 442.5813372,
            "variance": 195878.2401
          },
          {
            "average": 1116.532859,
            "count": 41008441,
            "maximum": 1349.421699,
            "minimum": 885.3016995,
            "name": "Z",
            "position": 2,
            "stddev": 92.27493267,
            "variance": 8514.6632
          },
          {
            "average": 533.5387143,
            "count": 41008441,
            "maximum": 4095,
            "minimum": 62,
            "name": "Intensity",
            "position": 3,
            "stddev": 317.723076,
            "variance": 100947.953
          },
          {
            "average": 1.42409798,
            "count": 41008441,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6759557185,
            "variance": 0.4569161334
          },
          {
            "average": 1.848129462,
            "count": 41008441,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8756602611,
            "variance": 0.7667808928
          },
          {
            "average": 0.4966607241,
            "count": 41008441,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999888552,
            "variance": 0.2499888553
          },
          {
            "average": 0.0003123747133,
            "count": 41008441,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01767136506,
            "variance": 0.0003122771429
          },
          {
            "average": 1.255768514,
            "count": 41008441,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4887284905,
            "variance": 0.2388555374
          },
          {
            "average": -0.4327807492,
            "count": 41008441,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.10472488,
            "variance": 123.3149147
          },
          {
            "average": 0,
            "count": 41008441,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.1799612,
            "count": 41008441,
            "maximum": 127,
            "minimum": 105,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.975119308,
            "variance": 80.55276659
          },
          {
            "average": 223111856,
            "count": 41008441,
            "maximum": 223315571.7,
            "minimum": 222710902.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 284743.8114,
            "variance": 81079038120.0
          },
          {
            "average": 0,
            "count": 41008441,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41008441,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41008441,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41008441,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41008441,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694683.8901,
          5361770.596,
          885.3016995,
          696240.6501,
          5363328.316,
          1349.421699
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694683.8900565574,
                5361770.595833674,
                885.3016994816744
              ],
              [
                694683.8900565574,
                5363328.315833675,
                885.3016994816744
              ],
              [
                696240.6500565574,
                5363328.315833675,
                1349.4216994816743
              ],
              [
                696240.6500565574,
                5361770.595833674,
                1349.4216994816743
              ],
              [
                694683.8900565574,
                5361770.595833674,
                885.3016994816744
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:52:51+00:00",
        "end_time": "2018-10-04T17:55:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3707145,
            48.37855619,
            885.3016995,
            -120.3489857,
            48.39303778,
            1349.421699
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37071447692948,
                  48.37903840137238,
                  885.3016994816744
                ],
                [
                  -120.36999278458667,
                  48.39303777745063,
                  885.3016994816744
                ],
                [
                  -120.3489856556958,
                  48.39255533373384,
                  1349.4216994816743
                ],
                [
                  -120.34971309615005,
                  48.378556193434974,
                  1349.4216994816743
                ],
                [
                  -120.37071447692948,
                  48.37903840137238,
                  885.3016994816744
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:52:51Z",
            "pc:count": 41008441,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695449.8402,
                "count": 41008441,
                "maximum": 696240.6501,
                "minimum": 694683.8901,
                "name": "X",
                "position": 0,
                "stddev": 448.3011081,
                "variance": 200973.8835
              },
              {
                "average": 5362543.729,
                "count": 41008441,
                "maximum": 5363328.316,
                "minimum": 5361770.596,
                "name": "Y",
                "position": 1,
                "stddev": 442.5813372,
                "variance": 195878.2401
              },
              {
                "average": 1116.532859,
                "count": 41008441,
                "maximum": 1349.421699,
                "minimum": 885.3016995,
                "name": "Z",
                "position": 2,
                "stddev": 92.27493267,
                "variance": 8514.6632
              },
              {
                "average": 533.5387143,
                "count": 41008441,
                "maximum": 4095,
                "minimum": 62,
                "name": "Intensity",
                "position": 3,
                "stddev": 317.723076,
                "variance": 100947.953
              },
              {
                "average": 1.42409798,
                "count": 41008441,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6759557185,
                "variance": 0.4569161334
              },
              {
                "average": 1.848129462,
                "count": 41008441,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8756602611,
                "variance": 0.7667808928
              },
              {
                "average": 0.4966607241,
                "count": 41008441,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999888552,
                "variance": 0.2499888553
              },
              {
                "average": 0.0003123747133,
                "count": 41008441,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01767136506,
                "variance": 0.0003122771429
              },
              {
                "average": 1.255768514,
                "count": 41008441,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4887284905,
                "variance": 0.2388555374
              },
              {
                "average": -0.4327807492,
                "count": 41008441,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.10472488,
                "variance": 123.3149147
              },
              {
                "average": 0,
                "count": 41008441,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.1799612,
                "count": 41008441,
                "maximum": 127,
                "minimum": 105,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.975119308,
                "variance": 80.55276659
              },
              {
                "average": 223111856,
                "count": 41008441,
                "maximum": 223315571.7,
                "minimum": 222710902.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 284743.8114,
                "variance": 81079038120.0
              },
              {
                "average": 0,
                "count": 41008441,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41008441,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41008441,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41008441,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41008441,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694683.8901,
              5361770.596,
              885.3016995,
              696240.6501,
              5363328.316,
              1349.421699
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694683.8900565574,
                    5361770.595833674,
                    885.3016994816744
                  ],
                  [
                    694683.8900565574,
                    5363328.315833675,
                    885.3016994816744
                  ],
                  [
                    696240.6500565574,
                    5363328.315833675,
                    1349.4216994816743
                  ],
                  [
                    696240.6500565574,
                    5361770.595833674,
                    1349.4216994816743
                  ],
                  [
                    694683.8900565574,
                    5361770.595833674,
                    885.3016994816744
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:52:51+00:00",
            "end_time": "2018-10-04T17:55:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41192569990822,
              48.47336668915869,
              1134.522385633599
            ],
            [
              -120.4112129186737,
              48.48736701320546,
              1134.522385633599
            ],
            [
              -120.39016724659193,
              48.48689143058093,
              1735.502385633599
            ],
            [
              -120.390885806449,
              48.472891339069534,
              1735.502385633599
            ],
            [
              -120.41192569990822,
              48.47336668915869,
              1134.522385633599
            ]
          ]
        ]
      },
      "bbox": [
        -120.4119257,
        48.47289134,
        1134.522386,
        -120.3901672,
        48.48736701,
        1735.502386
      ],
      "properties": {
        "datetime": "2018-10-04T17:34:52Z",
        "pc:count": 41184117,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692047.1201,
            "count": 41184117,
            "maximum": 692834.846,
            "minimum": 691278.166,
            "name": "X",
            "position": 0,
            "stddev": 431.6423955,
            "variance": 186315.1576
          },
          {
            "average": 5372942.198,
            "count": 41184117,
            "maximum": 5373708.182,
            "minimum": 5372150.382,
            "name": "Y",
            "position": 1,
            "stddev": 441.8538132,
            "variance": 195234.7923
          },
          {
            "average": 1415.039265,
            "count": 41184117,
            "maximum": 1735.502386,
            "minimum": 1134.522386,
            "name": "Z",
            "position": 2,
            "stddev": 141.0551349,
            "variance": 19896.55109
          },
          {
            "average": 535.7540405,
            "count": 41184117,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 365.0702666,
            "variance": 133276.2996
          },
          {
            "average": 1.506280589,
            "count": 41184117,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.752932672,
            "variance": 0.5669076085
          },
          {
            "average": 2.01264201,
            "count": 41184117,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9685890768,
            "variance": 0.9381647997
          },
          {
            "average": 0.4982324375,
            "count": 41184117,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999968818,
            "variance": 0.2499968818
          },
          {
            "average": 0.0002817591063,
            "count": 41184117,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01678331686,
            "variance": 0.000281679725
          },
          {
            "average": 1.253694404,
            "count": 41184117,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.483599117,
            "variance": 0.233868106
          },
          {
            "average": -0.6672174238,
            "count": 41184117,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.24493469,
            "variance": 126.4485563
          },
          {
            "average": 0,
            "count": 41184117,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.47421687,
            "count": 41184117,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.27786217,
            "variance": 5.188656066
          },
          {
            "average": 222704796.3,
            "count": 41184117,
            "maximum": 222709692.4,
            "minimum": 222703134.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1292.931086,
            "variance": 1671670.792
          },
          {
            "average": 0,
            "count": 41184117,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41184117,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41184117,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41184117,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41184117,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691278.166,
          5372150.382,
          1134.522386,
          692834.846,
          5373708.182,
          1735.502386
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691278.1660044837,
                5372150.38232184,
                1134.522385633599
              ],
              [
                691278.1660044837,
                5373708.182321841,
                1134.522385633599
              ],
              [
                692834.8460044836,
                5373708.182321841,
                1735.502385633599
              ],
              [
                692834.8460044836,
                5372150.38232184,
                1735.502385633599
              ],
              [
                691278.1660044837,
                5372150.38232184,
                1134.522385633599
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:34:52+00:00",
        "end_time": "2018-10-04T15:45:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4119257,
            48.47289134,
            1134.522386,
            -120.3901672,
            48.48736701,
            1735.502386
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41192569990822,
                  48.47336668915869,
                  1134.522385633599
                ],
                [
                  -120.4112129186737,
                  48.48736701320546,
                  1134.522385633599
                ],
                [
                  -120.39016724659193,
                  48.48689143058093,
                  1735.502385633599
                ],
                [
                  -120.390885806449,
                  48.472891339069534,
                  1735.502385633599
                ],
                [
                  -120.41192569990822,
                  48.47336668915869,
                  1134.522385633599
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:34:52Z",
            "pc:count": 41184117,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692047.1201,
                "count": 41184117,
                "maximum": 692834.846,
                "minimum": 691278.166,
                "name": "X",
                "position": 0,
                "stddev": 431.6423955,
                "variance": 186315.1576
              },
              {
                "average": 5372942.198,
                "count": 41184117,
                "maximum": 5373708.182,
                "minimum": 5372150.382,
                "name": "Y",
                "position": 1,
                "stddev": 441.8538132,
                "variance": 195234.7923
              },
              {
                "average": 1415.039265,
                "count": 41184117,
                "maximum": 1735.502386,
                "minimum": 1134.522386,
                "name": "Z",
                "position": 2,
                "stddev": 141.0551349,
                "variance": 19896.55109
              },
              {
                "average": 535.7540405,
                "count": 41184117,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 365.0702666,
                "variance": 133276.2996
              },
              {
                "average": 1.506280589,
                "count": 41184117,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.752932672,
                "variance": 0.5669076085
              },
              {
                "average": 2.01264201,
                "count": 41184117,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9685890768,
                "variance": 0.9381647997
              },
              {
                "average": 0.4982324375,
                "count": 41184117,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999968818,
                "variance": 0.2499968818
              },
              {
                "average": 0.0002817591063,
                "count": 41184117,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01678331686,
                "variance": 0.000281679725
              },
              {
                "average": 1.253694404,
                "count": 41184117,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.483599117,
                "variance": 0.233868106
              },
              {
                "average": -0.6672174238,
                "count": 41184117,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.24493469,
                "variance": 126.4485563
              },
              {
                "average": 0,
                "count": 41184117,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.47421687,
                "count": 41184117,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.27786217,
                "variance": 5.188656066
              },
              {
                "average": 222704796.3,
                "count": 41184117,
                "maximum": 222709692.4,
                "minimum": 222703134.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1292.931086,
                "variance": 1671670.792
              },
              {
                "average": 0,
                "count": 41184117,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41184117,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41184117,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41184117,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41184117,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691278.166,
              5372150.382,
              1134.522386,
              692834.846,
              5373708.182,
              1735.502386
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691278.1660044837,
                    5372150.38232184,
                    1134.522385633599
                  ],
                  [
                    691278.1660044837,
                    5373708.182321841,
                    1134.522385633599
                  ],
                  [
                    692834.8460044836,
                    5373708.182321841,
                    1735.502385633599
                  ],
                  [
                    692834.8460044836,
                    5372150.38232184,
                    1735.502385633599
                  ],
                  [
                    691278.1660044837,
                    5372150.38232184,
                    1134.522385633599
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:34:52+00:00",
            "end_time": "2018-10-04T15:45:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37249979111094,
              48.635445974342964,
              1051.5793349798073
            ],
            [
              -120.3717717940829,
              48.64944995639996,
              1051.5793349798073
            ],
            [
              -120.35065996848297,
              48.64896597564172,
              1740.3793349798075
            ],
            [
              -120.35139379670173,
              48.63496223045768,
              1740.3793349798075
            ],
            [
              -120.37249979111094,
              48.635445974342964,
              1051.5793349798073
            ]
          ]
        ]
      },
      "bbox": [
        -120.3724998,
        48.63496223,
        1051.579335,
        -120.35066,
        48.64944996,
        1740.379335
      ],
      "properties": {
        "datetime": "2018-10-11T18:00:25Z",
        "pc:count": 47002889,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694346.4641,
            "count": 47002889,
            "maximum": 695128.774,
            "minimum": 693572.134,
            "name": "X",
            "position": 0,
            "stddev": 441.1190868,
            "variance": 194586.0487
          },
          {
            "average": 5391057.682,
            "count": 47002889,
            "maximum": 5391821.885,
            "minimum": 5390263.585,
            "name": "Y",
            "position": 1,
            "stddev": 427.1852129,
            "variance": 182487.2061
          },
          {
            "average": 1416.79056,
            "count": 47002889,
            "maximum": 1740.379335,
            "minimum": 1051.579335,
            "name": "Z",
            "position": 2,
            "stddev": 147.3595495,
            "variance": 21714.83683
          },
          {
            "average": 553.0965355,
            "count": 47002889,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 393.326258,
            "variance": 154705.5453
          },
          {
            "average": 1.566019421,
            "count": 47002889,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7920967217,
            "variance": 0.6274172165
          },
          {
            "average": 2.132214426,
            "count": 47002889,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.997970328,
            "variance": 0.9959447755
          },
          {
            "average": 0.4956684684,
            "count": 47002889,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999812428,
            "variance": 0.2499812432
          },
          {
            "average": 0.0002863653764,
            "count": 47002889,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01691991068,
            "variance": 0.0002862833774
          },
          {
            "average": 1.223950085,
            "count": 47002889,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4742385941,
            "variance": 0.2249022442
          },
          {
            "average": -0.1071474747,
            "count": 47002889,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.47081544,
            "variance": 131.5796069
          },
          {
            "average": 0,
            "count": 47002889,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.3973157,
            "count": 47002889,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.151265013,
            "variance": 83.74565134
          },
          {
            "average": 223077023.4,
            "count": 47002889,
            "maximum": 223316025.3,
            "minimum": 222710468.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 294538.9753,
            "variance": 86753207980.0
          },
          {
            "average": 0,
            "count": 47002889,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47002889,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47002889,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47002889,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47002889,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693572.134,
          5390263.585,
          1051.579335,
          695128.774,
          5391821.885,
          1740.379335
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693572.1340227291,
                5390263.585359087,
                1051.5793349798073
              ],
              [
                693572.1340227291,
                5391821.885359088,
                1051.5793349798073
              ],
              [
                695128.774022729,
                5391821.885359088,
                1740.3793349798075
              ],
              [
                695128.774022729,
                5390263.585359087,
                1740.3793349798075
              ],
              [
                693572.1340227291,
                5390263.585359087,
                1051.5793349798073
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:00:25+00:00",
        "end_time": "2018-10-04T17:47:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3724998,
            48.63496223,
            1051.579335,
            -120.35066,
            48.64944996,
            1740.379335
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37249979111094,
                  48.635445974342964,
                  1051.5793349798073
                ],
                [
                  -120.3717717940829,
                  48.64944995639996,
                  1051.5793349798073
                ],
                [
                  -120.35065996848297,
                  48.64896597564172,
                  1740.3793349798075
                ],
                [
                  -120.35139379670173,
                  48.63496223045768,
                  1740.3793349798075
                ],
                [
                  -120.37249979111094,
                  48.635445974342964,
                  1051.5793349798073
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:00:25Z",
            "pc:count": 47002889,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694346.4641,
                "count": 47002889,
                "maximum": 695128.774,
                "minimum": 693572.134,
                "name": "X",
                "position": 0,
                "stddev": 441.1190868,
                "variance": 194586.0487
              },
              {
                "average": 5391057.682,
                "count": 47002889,
                "maximum": 5391821.885,
                "minimum": 5390263.585,
                "name": "Y",
                "position": 1,
                "stddev": 427.1852129,
                "variance": 182487.2061
              },
              {
                "average": 1416.79056,
                "count": 47002889,
                "maximum": 1740.379335,
                "minimum": 1051.579335,
                "name": "Z",
                "position": 2,
                "stddev": 147.3595495,
                "variance": 21714.83683
              },
              {
                "average": 553.0965355,
                "count": 47002889,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 393.326258,
                "variance": 154705.5453
              },
              {
                "average": 1.566019421,
                "count": 47002889,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7920967217,
                "variance": 0.6274172165
              },
              {
                "average": 2.132214426,
                "count": 47002889,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.997970328,
                "variance": 0.9959447755
              },
              {
                "average": 0.4956684684,
                "count": 47002889,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999812428,
                "variance": 0.2499812432
              },
              {
                "average": 0.0002863653764,
                "count": 47002889,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01691991068,
                "variance": 0.0002862833774
              },
              {
                "average": 1.223950085,
                "count": 47002889,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4742385941,
                "variance": 0.2249022442
              },
              {
                "average": -0.1071474747,
                "count": 47002889,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.47081544,
                "variance": 131.5796069
              },
              {
                "average": 0,
                "count": 47002889,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.3973157,
                "count": 47002889,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.151265013,
                "variance": 83.74565134
              },
              {
                "average": 223077023.4,
                "count": 47002889,
                "maximum": 223316025.3,
                "minimum": 222710468.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 294538.9753,
                "variance": 86753207980.0
              },
              {
                "average": 0,
                "count": 47002889,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47002889,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47002889,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47002889,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47002889,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693572.134,
              5390263.585,
              1051.579335,
              695128.774,
              5391821.885,
              1740.379335
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693572.1340227291,
                    5390263.585359087,
                    1051.5793349798073
                  ],
                  [
                    693572.1340227291,
                    5391821.885359088,
                    1051.5793349798073
                  ],
                  [
                    695128.774022729,
                    5391821.885359088,
                    1740.3793349798075
                  ],
                  [
                    695128.774022729,
                    5390263.585359087,
                    1740.3793349798075
                  ],
                  [
                    693572.1340227291,
                    5390263.585359087,
                    1051.5793349798073
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:00:25+00:00",
            "end_time": "2018-10-04T17:47:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47275853588387,
              48.47314484273291,
              1473.4170289777117
            ],
            [
              -120.47206255670518,
              48.48714475385581,
              1473.4170289777117
            ],
            [
              -120.45101786297498,
              48.48668034063593,
              2032.9970289777116
            ],
            [
              -120.45171962084615,
              48.47268065658029,
              2032.9970289777116
            ],
            [
              -120.47275853588387,
              48.47314484273291,
              1473.4170289777117
            ]
          ]
        ]
      },
      "bbox": [
        -120.4727585,
        48.47268066,
        1473.417029,
        -120.4510179,
        48.48714475,
        2032.997029
      ],
      "properties": {
        "datetime": "2018-10-03T17:56:38Z",
        "pc:count": 40531427,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687553.905,
            "count": 40531427,
            "maximum": 688339.8713,
            "minimum": 686783.3313,
            "name": "X",
            "position": 0,
            "stddev": 461.1921709,
            "variance": 212698.2185
          },
          {
            "average": 5372778.974,
            "count": 40531427,
            "maximum": 5373533.064,
            "minimum": 5371975.384,
            "name": "Y",
            "position": 1,
            "stddev": 433.8944702,
            "variance": 188264.4113
          },
          {
            "average": 1677.078238,
            "count": 40531427,
            "maximum": 2032.997029,
            "minimum": 1473.417029,
            "name": "Z",
            "position": 2,
            "stddev": 114.550015,
            "variance": 13121.70595
          },
          {
            "average": 571.5130627,
            "count": 40531427,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 312.7231486,
            "variance": 97795.76769
          },
          {
            "average": 1.33371053,
            "count": 40531427,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6155597348,
            "variance": 0.3789137871
          },
          {
            "average": 1.667301647,
            "count": 40531427,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8315678084,
            "variance": 0.69150502
          },
          {
            "average": 0.4954202821,
            "count": 40531427,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999790319,
            "variance": 0.2499790324
          },
          {
            "average": 0.0003306076542,
            "count": 40531427,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01817961388,
            "variance": 0.0003304983609
          },
          {
            "average": 1.279004166,
            "count": 40531427,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5015842948,
            "variance": 0.2515868048
          },
          {
            "average": -0.7401368635,
            "count": 40531427,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.10558212,
            "variance": 146.5451184
          },
          {
            "average": 0,
            "count": 40531427,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 109.400146,
            "count": 40531427,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.37989098,
            "variance": 179.0214827
          },
          {
            "average": 222580751.3,
            "count": 40531427,
            "maximum": 222624598.3,
            "minimum": 222019485.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 154692.5634,
            "variance": 23929789170.0
          },
          {
            "average": 0,
            "count": 40531427,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40531427,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40531427,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40531427,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40531427,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          686783.3313,
          5371975.384,
          1473.417029,
          688339.8713,
          5373533.064,
          2032.997029
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                686783.3313367215,
                5371975.38414832,
                1473.4170289777117
              ],
              [
                686783.3313367215,
                5373533.06414832,
                1473.4170289777117
              ],
              [
                688339.8713367216,
                5373533.06414832,
                2032.9970289777116
              ],
              [
                688339.8713367216,
                5371975.38414832,
                2032.9970289777116
              ],
              [
                686783.3313367215,
                5371975.38414832,
                1473.4170289777117
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:56:38+00:00",
        "end_time": "2018-09-26T17:51:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4727585,
            48.47268066,
            1473.417029,
            -120.4510179,
            48.48714475,
            2032.997029
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47275853588387,
                  48.47314484273291,
                  1473.4170289777117
                ],
                [
                  -120.47206255670518,
                  48.48714475385581,
                  1473.4170289777117
                ],
                [
                  -120.45101786297498,
                  48.48668034063593,
                  2032.9970289777116
                ],
                [
                  -120.45171962084615,
                  48.47268065658029,
                  2032.9970289777116
                ],
                [
                  -120.47275853588387,
                  48.47314484273291,
                  1473.4170289777117
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:56:38Z",
            "pc:count": 40531427,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687553.905,
                "count": 40531427,
                "maximum": 688339.8713,
                "minimum": 686783.3313,
                "name": "X",
                "position": 0,
                "stddev": 461.1921709,
                "variance": 212698.2185
              },
              {
                "average": 5372778.974,
                "count": 40531427,
                "maximum": 5373533.064,
                "minimum": 5371975.384,
                "name": "Y",
                "position": 1,
                "stddev": 433.8944702,
                "variance": 188264.4113
              },
              {
                "average": 1677.078238,
                "count": 40531427,
                "maximum": 2032.997029,
                "minimum": 1473.417029,
                "name": "Z",
                "position": 2,
                "stddev": 114.550015,
                "variance": 13121.70595
              },
              {
                "average": 571.5130627,
                "count": 40531427,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 312.7231486,
                "variance": 97795.76769
              },
              {
                "average": 1.33371053,
                "count": 40531427,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6155597348,
                "variance": 0.3789137871
              },
              {
                "average": 1.667301647,
                "count": 40531427,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8315678084,
                "variance": 0.69150502
              },
              {
                "average": 0.4954202821,
                "count": 40531427,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999790319,
                "variance": 0.2499790324
              },
              {
                "average": 0.0003306076542,
                "count": 40531427,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01817961388,
                "variance": 0.0003304983609
              },
              {
                "average": 1.279004166,
                "count": 40531427,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5015842948,
                "variance": 0.2515868048
              },
              {
                "average": -0.7401368635,
                "count": 40531427,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.10558212,
                "variance": 146.5451184
              },
              {
                "average": 0,
                "count": 40531427,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 109.400146,
                "count": 40531427,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.37989098,
                "variance": 179.0214827
              },
              {
                "average": 222580751.3,
                "count": 40531427,
                "maximum": 222624598.3,
                "minimum": 222019485.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 154692.5634,
                "variance": 23929789170.0
              },
              {
                "average": 0,
                "count": 40531427,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40531427,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40531427,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40531427,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40531427,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              686783.3313,
              5371975.384,
              1473.417029,
              688339.8713,
              5373533.064,
              2032.997029
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    686783.3313367215,
                    5371975.38414832,
                    1473.4170289777117
                  ],
                  [
                    686783.3313367215,
                    5373533.06414832,
                    1473.4170289777117
                  ],
                  [
                    688339.8713367216,
                    5373533.06414832,
                    2032.9970289777116
                  ],
                  [
                    688339.8713367216,
                    5371975.38414832,
                    2032.9970289777116
                  ],
                  [
                    686783.3313367215,
                    5371975.38414832,
                    1473.4170289777117
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:56:38+00:00",
            "end_time": "2018-09-26T17:51:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_559088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.553587229682,
              48.445811751394174,
              970.5172461249153
            ],
            [
              -120.55291425491447,
              48.459810251503185,
              970.5172461249153
            ],
            [
              -120.53188226508509,
              48.459360867610464,
              1881.3172461249155
            ],
            [
              -120.53256100962447,
              48.44536258717246,
              1881.3172461249155
            ],
            [
              -120.553587229682,
              48.445811751394174,
              970.5172461249153
            ]
          ]
        ]
      },
      "bbox": [
        -120.5535872,
        48.44536259,
        970.5172461,
        -120.5318823,
        48.45981025,
        1881.317246
      ],
      "properties": {
        "datetime": "2018-09-26T17:11:00Z",
        "pc:count": 36702724,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 681739.1665,
            "count": 36702724,
            "maximum": 682463.3752,
            "minimum": 680907.0352,
            "name": "X",
            "position": 0,
            "stddev": 421.743706,
            "variance": 177867.7535
          },
          {
            "average": 5369529.095,
            "count": 36702724,
            "maximum": 5370300.71,
            "minimum": 5368743.29,
            "name": "Y",
            "position": 1,
            "stddev": 427.220522,
            "variance": 182517.3744
          },
          {
            "average": 1292.121827,
            "count": 36702724,
            "maximum": 1881.317246,
            "minimum": 970.5172461,
            "name": "Z",
            "position": 2,
            "stddev": 202.0408659,
            "variance": 40820.51151
          },
          {
            "average": 516.1313224,
            "count": 36702724,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 295.7571744,
            "variance": 87472.30621
          },
          {
            "average": 1.344426125,
            "count": 36702724,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6201221944,
            "variance": 0.384551536
          },
          {
            "average": 1.689144708,
            "count": 36702724,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8312450053,
            "variance": 0.6909682589
          },
          {
            "average": 0.4974422334,
            "count": 36702724,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999934646,
            "variance": 0.2499934646
          },
          {
            "average": 0.000285755357,
            "count": 36702724,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01690188477,
            "variance": 0.0002856737087
          },
          {
            "average": 1.320872968,
            "count": 36702724,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5254923046,
            "variance": 0.2761421622
          },
          {
            "average": 0.622619631,
            "count": 36702724,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.65044241,
            "variance": 113.4319235
          },
          {
            "average": 0,
            "count": 36702724,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.85126216,
            "count": 36702724,
            "maximum": 56,
            "minimum": 52,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.055850755,
            "variance": 1.114820816
          },
          {
            "average": 222016180.5,
            "count": 36702724,
            "maximum": 222017060.7,
            "minimum": 222015332.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 447.303411,
            "variance": 200080.3415
          },
          {
            "average": 0,
            "count": 36702724,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36702724,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36702724,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36702724,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36702724,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          680907.0352,
          5368743.29,
          970.5172461,
          682463.3752,
          5370300.71,
          1881.317246
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                680907.0351691406,
                5368743.290314403,
                970.5172461249153
              ],
              [
                680907.0351691406,
                5370300.710314403,
                970.5172461249153
              ],
              [
                682463.3751691406,
                5370300.710314403,
                1881.3172461249155
              ],
              [
                682463.3751691406,
                5368743.290314403,
                1881.3172461249155
              ],
              [
                680907.0351691406,
                5368743.290314403,
                970.5172461249153
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:11:00+00:00",
        "end_time": "2018-09-26T16:42:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_559088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_559088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_559088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5535872,
            48.44536259,
            970.5172461,
            -120.5318823,
            48.45981025,
            1881.317246
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.553587229682,
                  48.445811751394174,
                  970.5172461249153
                ],
                [
                  -120.55291425491447,
                  48.459810251503185,
                  970.5172461249153
                ],
                [
                  -120.53188226508509,
                  48.459360867610464,
                  1881.3172461249155
                ],
                [
                  -120.53256100962447,
                  48.44536258717246,
                  1881.3172461249155
                ],
                [
                  -120.553587229682,
                  48.445811751394174,
                  970.5172461249153
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_559088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_559088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:11:00Z",
            "pc:count": 36702724,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 681739.1665,
                "count": 36702724,
                "maximum": 682463.3752,
                "minimum": 680907.0352,
                "name": "X",
                "position": 0,
                "stddev": 421.743706,
                "variance": 177867.7535
              },
              {
                "average": 5369529.095,
                "count": 36702724,
                "maximum": 5370300.71,
                "minimum": 5368743.29,
                "name": "Y",
                "position": 1,
                "stddev": 427.220522,
                "variance": 182517.3744
              },
              {
                "average": 1292.121827,
                "count": 36702724,
                "maximum": 1881.317246,
                "minimum": 970.5172461,
                "name": "Z",
                "position": 2,
                "stddev": 202.0408659,
                "variance": 40820.51151
              },
              {
                "average": 516.1313224,
                "count": 36702724,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 295.7571744,
                "variance": 87472.30621
              },
              {
                "average": 1.344426125,
                "count": 36702724,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6201221944,
                "variance": 0.384551536
              },
              {
                "average": 1.689144708,
                "count": 36702724,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8312450053,
                "variance": 0.6909682589
              },
              {
                "average": 0.4974422334,
                "count": 36702724,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999934646,
                "variance": 0.2499934646
              },
              {
                "average": 0.000285755357,
                "count": 36702724,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01690188477,
                "variance": 0.0002856737087
              },
              {
                "average": 1.320872968,
                "count": 36702724,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5254923046,
                "variance": 0.2761421622
              },
              {
                "average": 0.622619631,
                "count": 36702724,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.65044241,
                "variance": 113.4319235
              },
              {
                "average": 0,
                "count": 36702724,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.85126216,
                "count": 36702724,
                "maximum": 56,
                "minimum": 52,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.055850755,
                "variance": 1.114820816
              },
              {
                "average": 222016180.5,
                "count": 36702724,
                "maximum": 222017060.7,
                "minimum": 222015332.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 447.303411,
                "variance": 200080.3415
              },
              {
                "average": 0,
                "count": 36702724,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36702724,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36702724,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36702724,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36702724,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              680907.0352,
              5368743.29,
              970.5172461,
              682463.3752,
              5370300.71,
              1881.317246
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    680907.0351691406,
                    5368743.290314403,
                    970.5172461249153
                  ],
                  [
                    680907.0351691406,
                    5370300.710314403,
                    970.5172461249153
                  ],
                  [
                    682463.3751691406,
                    5370300.710314403,
                    1881.3172461249155
                  ],
                  [
                    682463.3751691406,
                    5368743.290314403,
                    1881.3172461249155
                  ],
                  [
                    680907.0351691406,
                    5368743.290314403,
                    970.5172461249153
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:11:00+00:00",
            "end_time": "2018-09-26T16:42:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45259429385953,
              48.48671643092751,
              1778.5918684495225
            ],
            [
              -120.45189238580458,
              48.5007169889638,
              1778.5918684495225
            ],
            [
              -120.43084267613067,
              48.500248796576535,
              2187.8718684495225
            ],
            [
              -120.43155036710829,
              48.48624846747924,
              2187.8718684495225
            ],
            [
              -120.45259429385953,
              48.48671643092751,
              1778.5918684495225
            ]
          ]
        ]
      },
      "bbox": [
        -120.4525943,
        48.48624847,
        1778.591868,
        -120.4308427,
        48.50071699,
        2187.871868
      ],
      "properties": {
        "datetime": "2018-10-03T18:20:39Z",
        "pc:count": 36943780,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688987.6013,
            "count": 36943780,
            "maximum": 689779.7872,
            "minimum": 688223.2672,
            "name": "X",
            "position": 0,
            "stddev": 424.2002352,
            "variance": 179945.8395
          },
          {
            "average": 5374296.436,
            "count": 36943780,
            "maximum": 5375090.974,
            "minimum": 5373533.194,
            "name": "Y",
            "position": 1,
            "stddev": 424.4134621,
            "variance": 180126.7868
          },
          {
            "average": 1999.650144,
            "count": 36943780,
            "maximum": 2187.871868,
            "minimum": 1778.591868,
            "name": "Z",
            "position": 2,
            "stddev": 85.88839571,
            "variance": 7376.816518
          },
          {
            "average": 696.2608378,
            "count": 36943780,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 457.5593045,
            "variance": 209360.5171
          },
          {
            "average": 1.395361871,
            "count": 36943780,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7358609895,
            "variance": 0.5414913958
          },
          {
            "average": 1.791020708,
            "count": 36943780,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.035959126,
            "variance": 1.073211311
          },
          {
            "average": 0.4963787409,
            "count": 36943780,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868931,
            "variance": 0.2499868932
          },
          {
            "average": 0.0002137301597,
            "count": 36943780,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01461795078,
            "variance": 0.0002136844849
          },
          {
            "average": 1.357999398,
            "count": 36943780,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5459243597,
            "variance": 0.2980334065
          },
          {
            "average": 1.741299782,
            "count": 36943780,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.00110911,
            "variance": 144.0266198
          },
          {
            "average": 0,
            "count": 36943780,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 661.3520112,
            "count": 36943780,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 719.8964888,
            "variance": 518250.9546
          },
          {
            "average": 222625004.8,
            "count": 36943780,
            "maximum": 222626039.9,
            "minimum": 222623890.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 660.6853729,
            "variance": 436505.162
          },
          {
            "average": 0,
            "count": 36943780,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36943780,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36943780,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36943780,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36943780,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688223.2672,
          5373533.194,
          1778.591868,
          689779.7872,
          5375090.974,
          2187.871868
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688223.2672330588,
                5373533.193971617,
                1778.5918684495225
              ],
              [
                688223.2672330588,
                5375090.9739716165,
                1778.5918684495225
              ],
              [
                689779.7872330588,
                5375090.9739716165,
                2187.8718684495225
              ],
              [
                689779.7872330588,
                5373533.193971617,
                2187.8718684495225
              ],
              [
                688223.2672330588,
                5373533.193971617,
                1778.5918684495225
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:20:39+00:00",
        "end_time": "2018-10-03T17:44:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4525943,
            48.48624847,
            1778.591868,
            -120.4308427,
            48.50071699,
            2187.871868
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45259429385953,
                  48.48671643092751,
                  1778.5918684495225
                ],
                [
                  -120.45189238580458,
                  48.5007169889638,
                  1778.5918684495225
                ],
                [
                  -120.43084267613067,
                  48.500248796576535,
                  2187.8718684495225
                ],
                [
                  -120.43155036710829,
                  48.48624846747924,
                  2187.8718684495225
                ],
                [
                  -120.45259429385953,
                  48.48671643092751,
                  1778.5918684495225
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:20:39Z",
            "pc:count": 36943780,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688987.6013,
                "count": 36943780,
                "maximum": 689779.7872,
                "minimum": 688223.2672,
                "name": "X",
                "position": 0,
                "stddev": 424.2002352,
                "variance": 179945.8395
              },
              {
                "average": 5374296.436,
                "count": 36943780,
                "maximum": 5375090.974,
                "minimum": 5373533.194,
                "name": "Y",
                "position": 1,
                "stddev": 424.4134621,
                "variance": 180126.7868
              },
              {
                "average": 1999.650144,
                "count": 36943780,
                "maximum": 2187.871868,
                "minimum": 1778.591868,
                "name": "Z",
                "position": 2,
                "stddev": 85.88839571,
                "variance": 7376.816518
              },
              {
                "average": 696.2608378,
                "count": 36943780,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 457.5593045,
                "variance": 209360.5171
              },
              {
                "average": 1.395361871,
                "count": 36943780,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7358609895,
                "variance": 0.5414913958
              },
              {
                "average": 1.791020708,
                "count": 36943780,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.035959126,
                "variance": 1.073211311
              },
              {
                "average": 0.4963787409,
                "count": 36943780,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868931,
                "variance": 0.2499868932
              },
              {
                "average": 0.0002137301597,
                "count": 36943780,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01461795078,
                "variance": 0.0002136844849
              },
              {
                "average": 1.357999398,
                "count": 36943780,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5459243597,
                "variance": 0.2980334065
              },
              {
                "average": 1.741299782,
                "count": 36943780,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.00110911,
                "variance": 144.0266198
              },
              {
                "average": 0,
                "count": 36943780,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 661.3520112,
                "count": 36943780,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 719.8964888,
                "variance": 518250.9546
              },
              {
                "average": 222625004.8,
                "count": 36943780,
                "maximum": 222626039.9,
                "minimum": 222623890.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 660.6853729,
                "variance": 436505.162
              },
              {
                "average": 0,
                "count": 36943780,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36943780,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36943780,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36943780,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36943780,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688223.2672,
              5373533.194,
              1778.591868,
              689779.7872,
              5375090.974,
              2187.871868
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688223.2672330588,
                    5373533.193971617,
                    1778.5918684495225
                  ],
                  [
                    688223.2672330588,
                    5375090.9739716165,
                    1778.5918684495225
                  ],
                  [
                    689779.7872330588,
                    5375090.9739716165,
                    2187.8718684495225
                  ],
                  [
                    689779.7872330588,
                    5373533.193971617,
                    2187.8718684495225
                  ],
                  [
                    688223.2672330588,
                    5373533.193971617,
                    1778.5918684495225
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:20:39+00:00",
            "end_time": "2018-10-03T17:44:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.40530740990404,
              48.635346598400396,
              1562.6745074387209
            ],
            [
              -120.4045992893848,
              48.64914083261365,
              1562.6745074387209
            ],
            [
              -120.39135008720545,
              48.64884133623097,
              2101.554507438721
            ],
            [
              -120.39206181262593,
              48.63504724640462,
              2101.554507438721
            ],
            [
              -120.40530740990404,
              48.635346598400396,
              1562.6745074387209
            ]
          ]
        ]
      },
      "bbox": [
        -120.4053074,
        48.63504725,
        1562.674507,
        -120.3913501,
        48.64914083,
        2101.554507
      ],
      "properties": {
        "datetime": "2018-10-04T16:26:36Z",
        "pc:count": 22651295,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691687.1394,
            "count": 22651295,
            "maximum": 692132.6094,
            "minimum": 691155.7294,
            "name": "X",
            "position": 0,
            "stddev": 242.6151725,
            "variance": 58862.12194
          },
          {
            "average": 5390904.655,
            "count": 22651295,
            "maximum": 5391704.742,
            "minimum": 5390169.822,
            "name": "Y",
            "position": 1,
            "stddev": 423.7312406,
            "variance": 179548.1643
          },
          {
            "average": 1814.542708,
            "count": 22651295,
            "maximum": 2101.554507,
            "minimum": 1562.674507,
            "name": "Z",
            "position": 2,
            "stddev": 120.0926112,
            "variance": 14422.23527
          },
          {
            "average": 549.109421,
            "count": 22651295,
            "maximum": 2484,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.1783019,
            "variance": 141510.1148
          },
          {
            "average": 1.582170335,
            "count": 22651295,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8436871652,
            "variance": 0.7118080328
          },
          {
            "average": 2.164849427,
            "count": 22651295,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.102073439,
            "variance": 1.214565866
          },
          {
            "average": 0.4983772892,
            "count": 22651295,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999973778,
            "variance": 0.2499973778
          },
          {
            "average": 0.0001844486154,
            "count": 22651295,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01357993381,
            "variance": 0.0001844146023
          },
          {
            "average": 1.287832197,
            "count": 22651295,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5029969482,
            "variance": 0.2530059299
          },
          {
            "average": -2.405638999,
            "count": 22651295,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.2864499,
            "variance": 127.3839513
          },
          {
            "average": 0,
            "count": 22651295,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 96.7413087,
            "count": 22651295,
            "maximum": 98,
            "minimum": 94,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.427971358,
            "variance": 2.039102198
          },
          {
            "average": 222705045.9,
            "count": 22651295,
            "maximum": 222705596.7,
            "minimum": 222703801.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 635.389704,
            "variance": 403720.0759
          },
          {
            "average": 0,
            "count": 22651295,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22651295,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22651295,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22651295,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22651295,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691155.7294,
          5390169.822,
          1562.674507,
          692132.6094,
          5391704.742,
          2101.554507
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691155.7294478784,
                5390169.82201576,
                1562.6745074387209
              ],
              [
                691155.7294478784,
                5391704.742015759,
                1562.6745074387209
              ],
              [
                692132.6094478783,
                5391704.742015759,
                2101.554507438721
              ],
              [
                692132.6094478783,
                5390169.82201576,
                2101.554507438721
              ],
              [
                691155.7294478784,
                5390169.82201576,
                1562.6745074387209
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:26:36+00:00",
        "end_time": "2018-10-04T15:56:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4053074,
            48.63504725,
            1562.674507,
            -120.3913501,
            48.64914083,
            2101.554507
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.40530740990404,
                  48.635346598400396,
                  1562.6745074387209
                ],
                [
                  -120.4045992893848,
                  48.64914083261365,
                  1562.6745074387209
                ],
                [
                  -120.39135008720545,
                  48.64884133623097,
                  2101.554507438721
                ],
                [
                  -120.39206181262593,
                  48.63504724640462,
                  2101.554507438721
                ],
                [
                  -120.40530740990404,
                  48.635346598400396,
                  1562.6745074387209
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:26:36Z",
            "pc:count": 22651295,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691687.1394,
                "count": 22651295,
                "maximum": 692132.6094,
                "minimum": 691155.7294,
                "name": "X",
                "position": 0,
                "stddev": 242.6151725,
                "variance": 58862.12194
              },
              {
                "average": 5390904.655,
                "count": 22651295,
                "maximum": 5391704.742,
                "minimum": 5390169.822,
                "name": "Y",
                "position": 1,
                "stddev": 423.7312406,
                "variance": 179548.1643
              },
              {
                "average": 1814.542708,
                "count": 22651295,
                "maximum": 2101.554507,
                "minimum": 1562.674507,
                "name": "Z",
                "position": 2,
                "stddev": 120.0926112,
                "variance": 14422.23527
              },
              {
                "average": 549.109421,
                "count": 22651295,
                "maximum": 2484,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.1783019,
                "variance": 141510.1148
              },
              {
                "average": 1.582170335,
                "count": 22651295,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8436871652,
                "variance": 0.7118080328
              },
              {
                "average": 2.164849427,
                "count": 22651295,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.102073439,
                "variance": 1.214565866
              },
              {
                "average": 0.4983772892,
                "count": 22651295,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999973778,
                "variance": 0.2499973778
              },
              {
                "average": 0.0001844486154,
                "count": 22651295,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01357993381,
                "variance": 0.0001844146023
              },
              {
                "average": 1.287832197,
                "count": 22651295,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5029969482,
                "variance": 0.2530059299
              },
              {
                "average": -2.405638999,
                "count": 22651295,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.2864499,
                "variance": 127.3839513
              },
              {
                "average": 0,
                "count": 22651295,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 96.7413087,
                "count": 22651295,
                "maximum": 98,
                "minimum": 94,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.427971358,
                "variance": 2.039102198
              },
              {
                "average": 222705045.9,
                "count": 22651295,
                "maximum": 222705596.7,
                "minimum": 222703801.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 635.389704,
                "variance": 403720.0759
              },
              {
                "average": 0,
                "count": 22651295,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22651295,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22651295,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22651295,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22651295,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691155.7294,
              5390169.822,
              1562.674507,
              692132.6094,
              5391704.742,
              2101.554507
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691155.7294478784,
                    5390169.82201576,
                    1562.6745074387209
                  ],
                  [
                    691155.7294478784,
                    5391704.742015759,
                    1562.6745074387209
                  ],
                  [
                    692132.6094478783,
                    5391704.742015759,
                    2101.554507438721
                  ],
                  [
                    692132.6094478783,
                    5390169.82201576,
                    2101.554507438721
                  ],
                  [
                    691155.7294478784,
                    5390169.82201576,
                    1562.6745074387209
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:26:36+00:00",
            "end_time": "2018-10-04T15:56:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3921421454149,
              48.54090969354472,
              784.9412135859209
            ],
            [
              -120.39142211201577,
              48.5549116100292,
              784.9412135859209
            ],
            [
              -120.37035039810324,
              48.55443194946353,
              1498.381213585921
            ],
            [
              -120.37107623155542,
              48.54043026760403,
              1498.381213585921
            ],
            [
              -120.3921421454149,
              48.54090969354472,
              784.9412135859209
            ]
          ]
        ]
      },
      "bbox": [
        -120.3921421,
        48.54043027,
        784.9412136,
        -120.3703504,
        48.55491161,
        1498.381214
      ],
      "properties": {
        "datetime": "2018-10-04T18:08:27Z",
        "pc:count": 39049763,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693270.1911,
            "count": 39049763,
            "maximum": 694040.65,
            "minimum": 692484.09,
            "name": "X",
            "position": 0,
            "stddev": 432.7468962,
            "variance": 187269.8762
          },
          {
            "average": 5380465.895,
            "count": 39049763,
            "maximum": 5381264.913,
            "minimum": 5379706.893,
            "name": "Y",
            "position": 1,
            "stddev": 437.1207853,
            "variance": 191074.581
          },
          {
            "average": 1115.633433,
            "count": 39049763,
            "maximum": 1498.381214,
            "minimum": 784.9412136,
            "name": "Z",
            "position": 2,
            "stddev": 151.9877129,
            "variance": 23100.26486
          },
          {
            "average": 527.6956803,
            "count": 39049763,
            "maximum": 2834,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 330.2989878,
            "variance": 109097.4213
          },
          {
            "average": 1.414903645,
            "count": 39049763,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6550078595,
            "variance": 0.429035296
          },
          {
            "average": 1.829845318,
            "count": 39049763,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8367000578,
            "variance": 0.7000669867
          },
          {
            "average": 0.4967498778,
            "count": 39049763,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499989443,
            "variance": 0.2499894431
          },
          {
            "average": 0.0002755202381,
            "count": 39049763,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01659651571,
            "variance": 0.0002754443338
          },
          {
            "average": 1.23015502,
            "count": 39049763,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4926870783,
            "variance": 0.2427405571
          },
          {
            "average": 0.3565255969,
            "count": 39049763,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.44668629,
            "variance": 109.1332545
          },
          {
            "average": 0,
            "count": 39049763,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.0052088,
            "count": 39049763,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.873692989,
            "variance": 8.258111394
          },
          {
            "average": 222709249.2,
            "count": 39049763,
            "maximum": 222711707.5,
            "minimum": 222705006.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2184.556065,
            "variance": 4772285.202
          },
          {
            "average": 0,
            "count": 39049763,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39049763,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39049763,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39049763,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39049763,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692484.09,
          5379706.893,
          784.9412136,
          694040.65,
          5381264.913,
          1498.381214
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692484.0900413076,
                5379706.892578802,
                784.9412135859209
              ],
              [
                692484.0900413076,
                5381264.912578802,
                784.9412135859209
              ],
              [
                694040.6500413077,
                5381264.912578802,
                1498.381213585921
              ],
              [
                694040.6500413077,
                5379706.892578802,
                1498.381213585921
              ],
              [
                692484.0900413076,
                5379706.892578802,
                784.9412135859209
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:08:27+00:00",
        "end_time": "2018-10-04T16:16:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3921421,
            48.54043027,
            784.9412136,
            -120.3703504,
            48.55491161,
            1498.381214
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3921421454149,
                  48.54090969354472,
                  784.9412135859209
                ],
                [
                  -120.39142211201577,
                  48.5549116100292,
                  784.9412135859209
                ],
                [
                  -120.37035039810324,
                  48.55443194946353,
                  1498.381213585921
                ],
                [
                  -120.37107623155542,
                  48.54043026760403,
                  1498.381213585921
                ],
                [
                  -120.3921421454149,
                  48.54090969354472,
                  784.9412135859209
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:08:27Z",
            "pc:count": 39049763,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693270.1911,
                "count": 39049763,
                "maximum": 694040.65,
                "minimum": 692484.09,
                "name": "X",
                "position": 0,
                "stddev": 432.7468962,
                "variance": 187269.8762
              },
              {
                "average": 5380465.895,
                "count": 39049763,
                "maximum": 5381264.913,
                "minimum": 5379706.893,
                "name": "Y",
                "position": 1,
                "stddev": 437.1207853,
                "variance": 191074.581
              },
              {
                "average": 1115.633433,
                "count": 39049763,
                "maximum": 1498.381214,
                "minimum": 784.9412136,
                "name": "Z",
                "position": 2,
                "stddev": 151.9877129,
                "variance": 23100.26486
              },
              {
                "average": 527.6956803,
                "count": 39049763,
                "maximum": 2834,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 330.2989878,
                "variance": 109097.4213
              },
              {
                "average": 1.414903645,
                "count": 39049763,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6550078595,
                "variance": 0.429035296
              },
              {
                "average": 1.829845318,
                "count": 39049763,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8367000578,
                "variance": 0.7000669867
              },
              {
                "average": 0.4967498778,
                "count": 39049763,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499989443,
                "variance": 0.2499894431
              },
              {
                "average": 0.0002755202381,
                "count": 39049763,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01659651571,
                "variance": 0.0002754443338
              },
              {
                "average": 1.23015502,
                "count": 39049763,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4926870783,
                "variance": 0.2427405571
              },
              {
                "average": 0.3565255969,
                "count": 39049763,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.44668629,
                "variance": 109.1332545
              },
              {
                "average": 0,
                "count": 39049763,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.0052088,
                "count": 39049763,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.873692989,
                "variance": 8.258111394
              },
              {
                "average": 222709249.2,
                "count": 39049763,
                "maximum": 222711707.5,
                "minimum": 222705006.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2184.556065,
                "variance": 4772285.202
              },
              {
                "average": 0,
                "count": 39049763,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39049763,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39049763,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39049763,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39049763,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692484.09,
              5379706.893,
              784.9412136,
              694040.65,
              5381264.913,
              1498.381214
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692484.0900413076,
                    5379706.892578802,
                    784.9412135859209
                  ],
                  [
                    692484.0900413076,
                    5381264.912578802,
                    784.9412135859209
                  ],
                  [
                    694040.6500413077,
                    5381264.912578802,
                    1498.381213585921
                  ],
                  [
                    694040.6500413077,
                    5379706.892578802,
                    1498.381213585921
                  ],
                  [
                    692484.0900413076,
                    5379706.892578802,
                    784.9412135859209
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:08:27+00:00",
            "end_time": "2018-10-04T16:16:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37287701232684,
              48.689432907824795,
              1706.647321235458
            ],
            [
              -120.3721477562147,
              48.70343640281523,
              1706.647321235458
            ],
            [
              -120.35101552673949,
              48.70295214236427,
              2241.9073212354583
            ],
            [
              -120.3517506306139,
              48.68894888443372,
              2241.9073212354583
            ],
            [
              -120.37287701232684,
              48.689432907824795,
              1706.647321235458
            ]
          ]
        ]
      },
      "bbox": [
        -120.372877,
        48.68894888,
        1706.647321,
        -120.3510155,
        48.7034364,
        2241.907321
      ],
      "properties": {
        "datetime": "2018-10-11T18:02:00Z",
        "pc:count": 36998461,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694120.4777,
            "count": 36998461,
            "maximum": 694894.1071,
            "minimum": 693337.6271,
            "name": "X",
            "position": 0,
            "stddev": 439.834971,
            "variance": 193454.8017
          },
          {
            "average": 5397023.344,
            "count": 36998461,
            "maximum": 5397821.207,
            "minimum": 5396262.947,
            "name": "Y",
            "position": 1,
            "stddev": 440.2350291,
            "variance": 193806.8808
          },
          {
            "average": 1957.013742,
            "count": 36998461,
            "maximum": 2241.907321,
            "minimum": 1706.647321,
            "name": "Z",
            "position": 2,
            "stddev": 107.9156126,
            "variance": 11645.77944
          },
          {
            "average": 641.8688266,
            "count": 36998461,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 547.7010432,
            "variance": 299976.4327
          },
          {
            "average": 1.393922466,
            "count": 36998461,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7441325245,
            "variance": 0.553733214
          },
          {
            "average": 1.787977695,
            "count": 36998461,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.054639981,
            "variance": 1.11226549
          },
          {
            "average": 0.4955458823,
            "count": 36998461,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999801672,
            "variance": 0.2499801676
          },
          {
            "average": 0.0003104994016,
            "count": 36998461,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01761825758,
            "variance": 0.0003104030001
          },
          {
            "average": 1.403449565,
            "count": 36998461,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5534168009,
            "variance": 0.3062701555
          },
          {
            "average": -0.967572158,
            "count": 36998461,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.37181325,
            "variance": 178.8053897
          },
          {
            "average": 0,
            "count": 36998461,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.1780043,
            "count": 36998461,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.041049953,
            "variance": 81.74058426
          },
          {
            "average": 223072509.6,
            "count": 36998461,
            "maximum": 223316120.5,
            "minimum": 222710376.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 295419.5737,
            "variance": 87272724550.0
          },
          {
            "average": 0,
            "count": 36998461,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36998461,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36998461,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36998461,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36998461,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693337.6271,
          5396262.947,
          1706.647321,
          694894.1071,
          5397821.207,
          2241.907321
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693337.6271324097,
                5396262.9465984395,
                1706.647321235458
              ],
              [
                693337.6271324097,
                5397821.206598439,
                1706.647321235458
              ],
              [
                694894.1071324097,
                5397821.206598439,
                2241.9073212354583
              ],
              [
                694894.1071324097,
                5396262.9465984395,
                2241.9073212354583
              ],
              [
                693337.6271324097,
                5396262.9465984395,
                1706.647321235458
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:02:00+00:00",
        "end_time": "2018-10-04T17:46:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.372877,
            48.68894888,
            1706.647321,
            -120.3510155,
            48.7034364,
            2241.907321
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37287701232684,
                  48.689432907824795,
                  1706.647321235458
                ],
                [
                  -120.3721477562147,
                  48.70343640281523,
                  1706.647321235458
                ],
                [
                  -120.35101552673949,
                  48.70295214236427,
                  2241.9073212354583
                ],
                [
                  -120.3517506306139,
                  48.68894888443372,
                  2241.9073212354583
                ],
                [
                  -120.37287701232684,
                  48.689432907824795,
                  1706.647321235458
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:02:00Z",
            "pc:count": 36998461,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694120.4777,
                "count": 36998461,
                "maximum": 694894.1071,
                "minimum": 693337.6271,
                "name": "X",
                "position": 0,
                "stddev": 439.834971,
                "variance": 193454.8017
              },
              {
                "average": 5397023.344,
                "count": 36998461,
                "maximum": 5397821.207,
                "minimum": 5396262.947,
                "name": "Y",
                "position": 1,
                "stddev": 440.2350291,
                "variance": 193806.8808
              },
              {
                "average": 1957.013742,
                "count": 36998461,
                "maximum": 2241.907321,
                "minimum": 1706.647321,
                "name": "Z",
                "position": 2,
                "stddev": 107.9156126,
                "variance": 11645.77944
              },
              {
                "average": 641.8688266,
                "count": 36998461,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 547.7010432,
                "variance": 299976.4327
              },
              {
                "average": 1.393922466,
                "count": 36998461,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7441325245,
                "variance": 0.553733214
              },
              {
                "average": 1.787977695,
                "count": 36998461,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.054639981,
                "variance": 1.11226549
              },
              {
                "average": 0.4955458823,
                "count": 36998461,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999801672,
                "variance": 0.2499801676
              },
              {
                "average": 0.0003104994016,
                "count": 36998461,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01761825758,
                "variance": 0.0003104030001
              },
              {
                "average": 1.403449565,
                "count": 36998461,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5534168009,
                "variance": 0.3062701555
              },
              {
                "average": -0.967572158,
                "count": 36998461,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.37181325,
                "variance": 178.8053897
              },
              {
                "average": 0,
                "count": 36998461,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.1780043,
                "count": 36998461,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.041049953,
                "variance": 81.74058426
              },
              {
                "average": 223072509.6,
                "count": 36998461,
                "maximum": 223316120.5,
                "minimum": 222710376.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 295419.5737,
                "variance": 87272724550.0
              },
              {
                "average": 0,
                "count": 36998461,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36998461,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36998461,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36998461,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36998461,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693337.6271,
              5396262.947,
              1706.647321,
              694894.1071,
              5397821.207,
              2241.907321
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693337.6271324097,
                    5396262.9465984395,
                    1706.647321235458
                  ],
                  [
                    693337.6271324097,
                    5397821.206598439,
                    1706.647321235458
                  ],
                  [
                    694894.1071324097,
                    5397821.206598439,
                    2241.9073212354583
                  ],
                  [
                    694894.1071324097,
                    5396262.9465984395,
                    2241.9073212354583
                  ],
                  [
                    693337.6271324097,
                    5396262.9465984395,
                    1706.647321235458
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:02:00+00:00",
            "end_time": "2018-10-04T17:46:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.411821773307,
              48.4598721418915,
              1294.5045663582114
            ],
            [
              -120.41110926452345,
              48.47387321674239,
              1294.5045663582114
            ],
            [
              -120.39006971593206,
              48.47339772597806,
              1887.7845663582111
            ],
            [
              -120.39078799921622,
              48.459396883616584,
              1887.7845663582111
            ],
            [
              -120.411821773307,
              48.4598721418915,
              1294.5045663582114
            ]
          ]
        ]
      },
      "bbox": [
        -120.4118218,
        48.45939688,
        1294.504566,
        -120.3900697,
        48.47387322,
        1887.784566
      ],
      "properties": {
        "datetime": "2018-10-04T17:34:29Z",
        "pc:count": 42890725,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692121.1797,
            "count": 42890725,
            "maximum": 692893.2361,
            "minimum": 691336.5961,
            "name": "X",
            "position": 0,
            "stddev": 433.4016621,
            "variance": 187837.0007
          },
          {
            "average": 5371458.549,
            "count": 42890725,
            "maximum": 5372208.721,
            "minimum": 5370650.841,
            "name": "Y",
            "position": 1,
            "stddev": 422.2067654,
            "variance": 178258.5527
          },
          {
            "average": 1567.030195,
            "count": 42890725,
            "maximum": 1887.784566,
            "minimum": 1294.504566,
            "name": "Z",
            "position": 2,
            "stddev": 120.2110681,
            "variance": 14450.7009
          },
          {
            "average": 516.6067632,
            "count": 42890725,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 351.8919912,
            "variance": 123827.9735
          },
          {
            "average": 1.577025196,
            "count": 42890725,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8127137556,
            "variance": 0.6605036485
          },
          {
            "average": 2.154475146,
            "count": 42890725,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.035156641,
            "variance": 1.071549271
          },
          {
            "average": 0.4972345187,
            "count": 42890725,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999923579,
            "variance": 0.2499923579
          },
          {
            "average": 0.000290179287,
            "count": 42890725,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01703217807,
            "variance": 0.0002900950898
          },
          {
            "average": 1.259747789,
            "count": 42890725,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4951901276,
            "variance": 0.2452132625
          },
          {
            "average": -0.7793151763,
            "count": 42890725,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.51799911,
            "variance": 132.6643036
          },
          {
            "average": 0,
            "count": 42890725,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.54978849,
            "count": 42890725,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.199314566,
            "variance": 4.836984559
          },
          {
            "average": 222704821.5,
            "count": 42890725,
            "maximum": 222709669.5,
            "minimum": 222703112,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1241.916637,
            "variance": 1542356.933
          },
          {
            "average": 0,
            "count": 42890725,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42890725,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42890725,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42890725,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42890725,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691336.5961,
          5370650.841,
          1294.504566,
          692893.2361,
          5372208.721,
          1887.784566
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691336.5961207354,
                5370650.840586607,
                1294.5045663582114
              ],
              [
                691336.5961207354,
                5372208.720586608,
                1294.5045663582114
              ],
              [
                692893.2361207353,
                5372208.720586608,
                1887.7845663582111
              ],
              [
                692893.2361207353,
                5370650.840586607,
                1887.7845663582111
              ],
              [
                691336.5961207354,
                5370650.840586607,
                1294.5045663582114
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:34:29+00:00",
        "end_time": "2018-10-04T15:45:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4118218,
            48.45939688,
            1294.504566,
            -120.3900697,
            48.47387322,
            1887.784566
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.411821773307,
                  48.4598721418915,
                  1294.5045663582114
                ],
                [
                  -120.41110926452345,
                  48.47387321674239,
                  1294.5045663582114
                ],
                [
                  -120.39006971593206,
                  48.47339772597806,
                  1887.7845663582111
                ],
                [
                  -120.39078799921622,
                  48.459396883616584,
                  1887.7845663582111
                ],
                [
                  -120.411821773307,
                  48.4598721418915,
                  1294.5045663582114
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:34:29Z",
            "pc:count": 42890725,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692121.1797,
                "count": 42890725,
                "maximum": 692893.2361,
                "minimum": 691336.5961,
                "name": "X",
                "position": 0,
                "stddev": 433.4016621,
                "variance": 187837.0007
              },
              {
                "average": 5371458.549,
                "count": 42890725,
                "maximum": 5372208.721,
                "minimum": 5370650.841,
                "name": "Y",
                "position": 1,
                "stddev": 422.2067654,
                "variance": 178258.5527
              },
              {
                "average": 1567.030195,
                "count": 42890725,
                "maximum": 1887.784566,
                "minimum": 1294.504566,
                "name": "Z",
                "position": 2,
                "stddev": 120.2110681,
                "variance": 14450.7009
              },
              {
                "average": 516.6067632,
                "count": 42890725,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 351.8919912,
                "variance": 123827.9735
              },
              {
                "average": 1.577025196,
                "count": 42890725,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8127137556,
                "variance": 0.6605036485
              },
              {
                "average": 2.154475146,
                "count": 42890725,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.035156641,
                "variance": 1.071549271
              },
              {
                "average": 0.4972345187,
                "count": 42890725,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999923579,
                "variance": 0.2499923579
              },
              {
                "average": 0.000290179287,
                "count": 42890725,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01703217807,
                "variance": 0.0002900950898
              },
              {
                "average": 1.259747789,
                "count": 42890725,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4951901276,
                "variance": 0.2452132625
              },
              {
                "average": -0.7793151763,
                "count": 42890725,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.51799911,
                "variance": 132.6643036
              },
              {
                "average": 0,
                "count": 42890725,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.54978849,
                "count": 42890725,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.199314566,
                "variance": 4.836984559
              },
              {
                "average": 222704821.5,
                "count": 42890725,
                "maximum": 222709669.5,
                "minimum": 222703112,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1241.916637,
                "variance": 1542356.933
              },
              {
                "average": 0,
                "count": 42890725,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42890725,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42890725,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42890725,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42890725,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691336.5961,
              5370650.841,
              1294.504566,
              692893.2361,
              5372208.721,
              1887.784566
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691336.5961207354,
                    5370650.840586607,
                    1294.5045663582114
                  ],
                  [
                    691336.5961207354,
                    5372208.720586608,
                    1294.5045663582114
                  ],
                  [
                    692893.2361207353,
                    5372208.720586608,
                    1887.7845663582111
                  ],
                  [
                    692893.2361207353,
                    5370650.840586607,
                    1887.7845663582111
                  ],
                  [
                    691336.5961207354,
                    5370650.840586607,
                    1294.5045663582114
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:34:29+00:00",
            "end_time": "2018-10-04T15:45:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53248291846539,
              48.36561080909945,
              1743.4717506765166
            ],
            [
              -120.53183856186905,
              48.378937143507,
              1743.4717506765166
            ],
            [
              -120.51098541336489,
              48.37848761490934,
              2306.8717506765165
            ],
            [
              -120.51163520039704,
              48.36516148962338,
              2306.8717506765165
            ],
            [
              -120.53248291846539,
              48.36561080909945,
              1743.4717506765166
            ]
          ]
        ]
      },
      "bbox": [
        -120.5324829,
        48.36516149,
        1743.471751,
        -120.5109854,
        48.37893714,
        2306.871751
      ],
      "properties": {
        "datetime": "2018-09-26T17:28:46Z",
        "pc:count": 28250294,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683529.9974,
            "count": 28250294,
            "maximum": 684300.3868,
            "minimum": 682754.8068,
            "name": "X",
            "position": 0,
            "stddev": 412.647776,
            "variance": 170278.187
          },
          {
            "average": 5360687.14,
            "count": 28250294,
            "maximum": 5361362.378,
            "minimum": 5359879.738,
            "name": "Y",
            "position": 1,
            "stddev": 379.7096626,
            "variance": 144179.4279
          },
          {
            "average": 2102.315223,
            "count": 28250294,
            "maximum": 2306.871751,
            "minimum": 1743.471751,
            "name": "Z",
            "position": 2,
            "stddev": 99.6724539,
            "variance": 9934.598067
          },
          {
            "average": 707.4838075,
            "count": 28250294,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 445.2165554,
            "variance": 198217.7812
          },
          {
            "average": 1.336036467,
            "count": 28250294,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6879376593,
            "variance": 0.4732582231
          },
          {
            "average": 1.672258986,
            "count": 28250294,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9854128202,
            "variance": 0.9710384262
          },
          {
            "average": 0.4974884155,
            "count": 28250294,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999937008,
            "variance": 0.2499937008
          },
          {
            "average": 0.000228316208,
            "count": 28250294,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01510841116,
            "variance": 0.0002282640878
          },
          {
            "average": 1.447079949,
            "count": 28250294,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5451615194,
            "variance": 0.2972010822
          },
          {
            "average": -1.220981571,
            "count": 28250294,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.67971204,
            "variance": 136.4156733
          },
          {
            "average": 0,
            "count": 28250294,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.42003266,
            "count": 28250294,
            "maximum": 58,
            "minimum": 55,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9364477457,
            "variance": 0.8769343805
          },
          {
            "average": 222017283.9,
            "count": 28250294,
            "maximum": 222018126.6,
            "minimum": 222016552.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 447.3635341,
            "variance": 200134.1316
          },
          {
            "average": 0,
            "count": 28250294,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28250294,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28250294,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28250294,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28250294,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682754.8068,
          5359879.738,
          1743.471751,
          684300.3868,
          5361362.378,
          2306.871751
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682754.806815574,
                5359879.737510035,
                1743.4717506765166
              ],
              [
                682754.806815574,
                5361362.377510035,
                1743.4717506765166
              ],
              [
                684300.386815574,
                5361362.377510035,
                2306.8717506765165
              ],
              [
                684300.386815574,
                5359879.737510035,
                2306.8717506765165
              ],
              [
                682754.806815574,
                5359879.737510035,
                1743.4717506765166
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:28:46+00:00",
        "end_time": "2018-09-26T17:02:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5324829,
            48.36516149,
            1743.471751,
            -120.5109854,
            48.37893714,
            2306.871751
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53248291846539,
                  48.36561080909945,
                  1743.4717506765166
                ],
                [
                  -120.53183856186905,
                  48.378937143507,
                  1743.4717506765166
                ],
                [
                  -120.51098541336489,
                  48.37848761490934,
                  2306.8717506765165
                ],
                [
                  -120.51163520039704,
                  48.36516148962338,
                  2306.8717506765165
                ],
                [
                  -120.53248291846539,
                  48.36561080909945,
                  1743.4717506765166
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:28:46Z",
            "pc:count": 28250294,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683529.9974,
                "count": 28250294,
                "maximum": 684300.3868,
                "minimum": 682754.8068,
                "name": "X",
                "position": 0,
                "stddev": 412.647776,
                "variance": 170278.187
              },
              {
                "average": 5360687.14,
                "count": 28250294,
                "maximum": 5361362.378,
                "minimum": 5359879.738,
                "name": "Y",
                "position": 1,
                "stddev": 379.7096626,
                "variance": 144179.4279
              },
              {
                "average": 2102.315223,
                "count": 28250294,
                "maximum": 2306.871751,
                "minimum": 1743.471751,
                "name": "Z",
                "position": 2,
                "stddev": 99.6724539,
                "variance": 9934.598067
              },
              {
                "average": 707.4838075,
                "count": 28250294,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 445.2165554,
                "variance": 198217.7812
              },
              {
                "average": 1.336036467,
                "count": 28250294,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6879376593,
                "variance": 0.4732582231
              },
              {
                "average": 1.672258986,
                "count": 28250294,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9854128202,
                "variance": 0.9710384262
              },
              {
                "average": 0.4974884155,
                "count": 28250294,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999937008,
                "variance": 0.2499937008
              },
              {
                "average": 0.000228316208,
                "count": 28250294,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01510841116,
                "variance": 0.0002282640878
              },
              {
                "average": 1.447079949,
                "count": 28250294,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5451615194,
                "variance": 0.2972010822
              },
              {
                "average": -1.220981571,
                "count": 28250294,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.67971204,
                "variance": 136.4156733
              },
              {
                "average": 0,
                "count": 28250294,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.42003266,
                "count": 28250294,
                "maximum": 58,
                "minimum": 55,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9364477457,
                "variance": 0.8769343805
              },
              {
                "average": 222017283.9,
                "count": 28250294,
                "maximum": 222018126.6,
                "minimum": 222016552.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 447.3635341,
                "variance": 200134.1316
              },
              {
                "average": 0,
                "count": 28250294,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28250294,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28250294,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28250294,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28250294,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682754.8068,
              5359879.738,
              1743.471751,
              684300.3868,
              5361362.378,
              2306.871751
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682754.806815574,
                    5359879.737510035,
                    1743.4717506765166
                  ],
                  [
                    682754.806815574,
                    5361362.377510035,
                    1743.4717506765166
                  ],
                  [
                    684300.386815574,
                    5361362.377510035,
                    2306.8717506765165
                  ],
                  [
                    684300.386815574,
                    5359879.737510035,
                    2306.8717506765165
                  ],
                  [
                    682754.806815574,
                    5359879.737510035,
                    1743.4717506765166
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:28:46+00:00",
            "end_time": "2018-09-26T17:02:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47252020370286,
              48.44615501226772,
              1644.8144093876235
            ],
            [
              -120.47182480034071,
              48.46015534627536,
              1644.8144093876235
            ],
            [
              -120.45079072823792,
              48.4596910701407,
              2227.3344093876235
            ],
            [
              -120.45149190205187,
              48.44569096311381,
              2227.3344093876235
            ],
            [
              -120.47252020370286,
              48.44615501226772,
              1644.8144093876235
            ]
          ]
        ]
      },
      "bbox": [
        -120.4725202,
        48.44569096,
        1644.814409,
        -120.4507907,
        48.46015535,
        2227.334409
      ],
      "properties": {
        "datetime": "2018-10-03T17:55:51Z",
        "pc:count": 43693383,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687630.5718,
            "count": 43693383,
            "maximum": 688456.6332,
            "minimum": 686900.0532,
            "name": "X",
            "position": 0,
            "stddev": 460.6383414,
            "variance": 212187.6816
          },
          {
            "average": 5369772.883,
            "count": 43693383,
            "maximum": 5370533.987,
            "minimum": 5368976.267,
            "name": "Y",
            "position": 1,
            "stddev": 426.007575,
            "variance": 181482.454
          },
          {
            "average": 1923.668615,
            "count": 43693383,
            "maximum": 2227.334409,
            "minimum": 1644.814409,
            "name": "Z",
            "position": 2,
            "stddev": 130.3886491,
            "variance": 17001.19982
          },
          {
            "average": 736.9153575,
            "count": 43693383,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 630.3393097,
            "variance": 397327.6453
          },
          {
            "average": 1.495248583,
            "count": 43693383,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7953408903,
            "variance": 0.6325671318
          },
          {
            "average": 1.990097631,
            "count": 43693383,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.075557771,
            "variance": 1.156824518
          },
          {
            "average": 0.495861902,
            "count": 43693383,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999828816,
            "variance": 0.2499828819
          },
          {
            "average": 0.0003508082677,
            "count": 43693383,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01872659097,
            "variance": 0.0003506852093
          },
          {
            "average": 1.301694012,
            "count": 43693383,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5045588664,
            "variance": 0.2545796497
          },
          {
            "average": -0.5226746152,
            "count": 43693383,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.73758007,
            "variance": 162.245946
          },
          {
            "average": 0,
            "count": 43693383,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 109.7040362,
            "count": 43693383,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 12.75892694,
            "variance": 162.7902167
          },
          {
            "average": 222584802.4,
            "count": 43693383,
            "maximum": 222624551.2,
            "minimum": 222019435.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 147635.3951,
            "variance": 21796209880.0
          },
          {
            "average": 0,
            "count": 43693383,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43693383,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43693383,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43693383,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43693383,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          686900.0532,
          5368976.267,
          1644.814409,
          688456.6332,
          5370533.987,
          2227.334409
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                686900.0531508268,
                5368976.266951803,
                1644.8144093876235
              ],
              [
                686900.0531508268,
                5370533.986951804,
                1644.8144093876235
              ],
              [
                688456.6331508269,
                5370533.986951804,
                2227.3344093876235
              ],
              [
                688456.6331508269,
                5368976.266951803,
                2227.3344093876235
              ],
              [
                686900.0531508268,
                5368976.266951803,
                1644.8144093876235
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:55:51+00:00",
        "end_time": "2018-09-26T17:50:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4725202,
            48.44569096,
            1644.814409,
            -120.4507907,
            48.46015535,
            2227.334409
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47252020370286,
                  48.44615501226772,
                  1644.8144093876235
                ],
                [
                  -120.47182480034071,
                  48.46015534627536,
                  1644.8144093876235
                ],
                [
                  -120.45079072823792,
                  48.4596910701407,
                  2227.3344093876235
                ],
                [
                  -120.45149190205187,
                  48.44569096311381,
                  2227.3344093876235
                ],
                [
                  -120.47252020370286,
                  48.44615501226772,
                  1644.8144093876235
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:55:51Z",
            "pc:count": 43693383,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687630.5718,
                "count": 43693383,
                "maximum": 688456.6332,
                "minimum": 686900.0532,
                "name": "X",
                "position": 0,
                "stddev": 460.6383414,
                "variance": 212187.6816
              },
              {
                "average": 5369772.883,
                "count": 43693383,
                "maximum": 5370533.987,
                "minimum": 5368976.267,
                "name": "Y",
                "position": 1,
                "stddev": 426.007575,
                "variance": 181482.454
              },
              {
                "average": 1923.668615,
                "count": 43693383,
                "maximum": 2227.334409,
                "minimum": 1644.814409,
                "name": "Z",
                "position": 2,
                "stddev": 130.3886491,
                "variance": 17001.19982
              },
              {
                "average": 736.9153575,
                "count": 43693383,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 630.3393097,
                "variance": 397327.6453
              },
              {
                "average": 1.495248583,
                "count": 43693383,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7953408903,
                "variance": 0.6325671318
              },
              {
                "average": 1.990097631,
                "count": 43693383,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.075557771,
                "variance": 1.156824518
              },
              {
                "average": 0.495861902,
                "count": 43693383,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999828816,
                "variance": 0.2499828819
              },
              {
                "average": 0.0003508082677,
                "count": 43693383,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01872659097,
                "variance": 0.0003506852093
              },
              {
                "average": 1.301694012,
                "count": 43693383,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5045588664,
                "variance": 0.2545796497
              },
              {
                "average": -0.5226746152,
                "count": 43693383,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.73758007,
                "variance": 162.245946
              },
              {
                "average": 0,
                "count": 43693383,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 109.7040362,
                "count": 43693383,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 12.75892694,
                "variance": 162.7902167
              },
              {
                "average": 222584802.4,
                "count": 43693383,
                "maximum": 222624551.2,
                "minimum": 222019435.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 147635.3951,
                "variance": 21796209880.0
              },
              {
                "average": 0,
                "count": 43693383,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43693383,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43693383,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43693383,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43693383,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              686900.0532,
              5368976.267,
              1644.814409,
              688456.6332,
              5370533.987,
              2227.334409
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    686900.0531508268,
                    5368976.266951803,
                    1644.8144093876235
                  ],
                  [
                    686900.0531508268,
                    5370533.986951804,
                    1644.8144093876235
                  ],
                  [
                    688456.6331508269,
                    5370533.986951804,
                    2227.3344093876235
                  ],
                  [
                    688456.6331508269,
                    5368976.266951803,
                    2227.3344093876235
                  ],
                  [
                    686900.0531508268,
                    5368976.266951803,
                    1644.8144093876235
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:55:51+00:00",
            "end_time": "2018-09-26T17:50:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.40942263706754,
              48.64900062296442,
              1490.4952026448602
            ],
            [
              -120.40871877556194,
              48.66272710777364,
              1490.4952026448602
            ],
            [
              -120.39144898283433,
              48.66233706764567,
              1844.7752026448604
            ],
            [
              -120.39215752235584,
              48.64861076996229,
              1844.7752026448604
            ],
            [
              -120.40942263706754,
              48.64900062296442,
              1490.4952026448602
            ]
          ]
        ]
      },
      "bbox": [
        -120.4094226,
        48.64861077,
        1490.495203,
        -120.391449,
        48.66272711,
        1844.775203
      ],
      "properties": {
        "datetime": "2018-10-04T16:26:15Z",
        "pc:count": 27394928,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691523.787,
            "count": 27394928,
            "maximum": 692074.0215,
            "minimum": 690801.0415,
            "name": "X",
            "position": 0,
            "stddev": 306.824727,
            "variance": 94141.41308
          },
          {
            "average": 5392473.416,
            "count": 27394928,
            "maximum": 5393204.463,
            "minimum": 5391677.083,
            "name": "Y",
            "position": 1,
            "stddev": 420.9542895,
            "variance": 177202.5139
          },
          {
            "average": 1681.340124,
            "count": 27394928,
            "maximum": 1844.775203,
            "minimum": 1490.495203,
            "name": "Z",
            "position": 2,
            "stddev": 79.65850332,
            "variance": 6345.477151
          },
          {
            "average": 569.2123989,
            "count": 27394928,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 383.416273,
            "variance": 147008.0384
          },
          {
            "average": 1.545473637,
            "count": 27394928,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7786440358,
            "variance": 0.6062865345
          },
          {
            "average": 2.090863389,
            "count": 27394928,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.987804009,
            "variance": 0.9757567602
          },
          {
            "average": 0.4970084608,
            "count": 27394928,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910597,
            "variance": 0.2499910598
          },
          {
            "average": 0.0002430741924,
            "count": 27394928,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01558894211,
            "variance": 0.0002430151162
          },
          {
            "average": 1.257168225,
            "count": 27394928,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4877161341,
            "variance": 0.2378670275
          },
          {
            "average": -0.5181171741,
            "count": 27394928,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.37141843,
            "variance": 129.3091571
          },
          {
            "average": 0,
            "count": 27394928,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 96.44334882,
            "count": 27394928,
            "maximum": 98,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.582662232,
            "variance": 2.50481974
          },
          {
            "average": 222704913.6,
            "count": 27394928,
            "maximum": 222705575.2,
            "minimum": 222703448.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 713.6689432,
            "variance": 509323.3604
          },
          {
            "average": 0,
            "count": 27394928,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27394928,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27394928,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27394928,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27394928,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690801.0415,
          5391677.083,
          1490.495203,
          692074.0215,
          5393204.463,
          1844.775203
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690801.041503028,
                5391677.08252826,
                1490.4952026448602
              ],
              [
                690801.041503028,
                5393204.46252826,
                1490.4952026448602
              ],
              [
                692074.021503028,
                5393204.46252826,
                1844.7752026448604
              ],
              [
                692074.021503028,
                5391677.08252826,
                1844.7752026448604
              ],
              [
                690801.041503028,
                5391677.08252826,
                1490.4952026448602
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:26:15+00:00",
        "end_time": "2018-10-04T15:50:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4094226,
            48.64861077,
            1490.495203,
            -120.391449,
            48.66272711,
            1844.775203
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.40942263706754,
                  48.64900062296442,
                  1490.4952026448602
                ],
                [
                  -120.40871877556194,
                  48.66272710777364,
                  1490.4952026448602
                ],
                [
                  -120.39144898283433,
                  48.66233706764567,
                  1844.7752026448604
                ],
                [
                  -120.39215752235584,
                  48.64861076996229,
                  1844.7752026448604
                ],
                [
                  -120.40942263706754,
                  48.64900062296442,
                  1490.4952026448602
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:26:15Z",
            "pc:count": 27394928,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691523.787,
                "count": 27394928,
                "maximum": 692074.0215,
                "minimum": 690801.0415,
                "name": "X",
                "position": 0,
                "stddev": 306.824727,
                "variance": 94141.41308
              },
              {
                "average": 5392473.416,
                "count": 27394928,
                "maximum": 5393204.463,
                "minimum": 5391677.083,
                "name": "Y",
                "position": 1,
                "stddev": 420.9542895,
                "variance": 177202.5139
              },
              {
                "average": 1681.340124,
                "count": 27394928,
                "maximum": 1844.775203,
                "minimum": 1490.495203,
                "name": "Z",
                "position": 2,
                "stddev": 79.65850332,
                "variance": 6345.477151
              },
              {
                "average": 569.2123989,
                "count": 27394928,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 383.416273,
                "variance": 147008.0384
              },
              {
                "average": 1.545473637,
                "count": 27394928,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7786440358,
                "variance": 0.6062865345
              },
              {
                "average": 2.090863389,
                "count": 27394928,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.987804009,
                "variance": 0.9757567602
              },
              {
                "average": 0.4970084608,
                "count": 27394928,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910597,
                "variance": 0.2499910598
              },
              {
                "average": 0.0002430741924,
                "count": 27394928,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01558894211,
                "variance": 0.0002430151162
              },
              {
                "average": 1.257168225,
                "count": 27394928,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4877161341,
                "variance": 0.2378670275
              },
              {
                "average": -0.5181171741,
                "count": 27394928,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.37141843,
                "variance": 129.3091571
              },
              {
                "average": 0,
                "count": 27394928,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 96.44334882,
                "count": 27394928,
                "maximum": 98,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.582662232,
                "variance": 2.50481974
              },
              {
                "average": 222704913.6,
                "count": 27394928,
                "maximum": 222705575.2,
                "minimum": 222703448.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 713.6689432,
                "variance": 509323.3604
              },
              {
                "average": 0,
                "count": 27394928,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27394928,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27394928,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27394928,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27394928,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690801.0415,
              5391677.083,
              1490.495203,
              692074.0215,
              5393204.463,
              1844.775203
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690801.041503028,
                    5391677.08252826,
                    1490.4952026448602
                  ],
                  [
                    690801.041503028,
                    5393204.46252826,
                    1490.4952026448602
                  ],
                  [
                    692074.021503028,
                    5393204.46252826,
                    1844.7752026448604
                  ],
                  [
                    692074.021503028,
                    5391677.08252826,
                    1844.7752026448604
                  ],
                  [
                    690801.041503028,
                    5391677.08252826,
                    1490.4952026448602
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:26:15+00:00",
            "end_time": "2018-10-04T15:50:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37231116821968,
              48.60845288791205,
              834.4595484045212
            ],
            [
              -120.37158383714092,
              48.6224563945769,
              834.4595484045212
            ],
            [
              -120.35048327460899,
              48.62197257886383,
              1489.4195484045213
            ],
            [
              -120.35121642801754,
              48.60796930895437,
              1489.4195484045213
            ],
            [
              -120.37231116821968,
              48.60845288791205,
              834.4595484045212
            ]
          ]
        ]
      },
      "bbox": [
        -120.3723112,
        48.60796931,
        834.4595484,
        -120.3504833,
        48.62245639,
        1489.419548
      ],
      "properties": {
        "datetime": "2018-10-11T17:59:36Z",
        "pc:count": 46649286,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694518.0188,
            "count": 46649286,
            "maximum": 695245.9843,
            "minimum": 693689.3443,
            "name": "X",
            "position": 0,
            "stddev": 438.4145903,
            "variance": 192207.353
          },
          {
            "average": 5388065.116,
            "count": 46649286,
            "maximum": 5388822.204,
            "minimum": 5387263.964,
            "name": "Y",
            "position": 1,
            "stddev": 430.3283621,
            "variance": 185182.4992
          },
          {
            "average": 1122.79205,
            "count": 46649286,
            "maximum": 1489.419548,
            "minimum": 834.4595484,
            "name": "Z",
            "position": 2,
            "stddev": 157.7718476,
            "variance": 24891.95588
          },
          {
            "average": 530.1494152,
            "count": 46649286,
            "maximum": 4095,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 348.3202252,
            "variance": 121326.9793
          },
          {
            "average": 1.50768687,
            "count": 46649286,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.728448946,
            "variance": 0.530637867
          },
          {
            "average": 2.01517468,
            "count": 46649286,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9090501371,
            "variance": 0.8263721518
          },
          {
            "average": 0.4976271019,
            "count": 46649286,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999943747,
            "variance": 0.2499943747
          },
          {
            "average": 0.0003128450883,
            "count": 46649286,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01768466067,
            "variance": 0.000312747223
          },
          {
            "average": 1.19839339,
            "count": 46649286,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4554967931,
            "variance": 0.2074773285
          },
          {
            "average": -1.059694597,
            "count": 46649286,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.18986182,
            "variance": 125.2130075
          },
          {
            "average": 0,
            "count": 46649286,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 118.034562,
            "count": 46649286,
            "maximum": 127,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.893216441,
            "variance": 79.08929867
          },
          {
            "average": 223117575.4,
            "count": 46649286,
            "maximum": 223315976.5,
            "minimum": 222710513.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 282719.0376,
            "variance": 79930054240.0
          },
          {
            "average": 0,
            "count": 46649286,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46649286,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46649286,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46649286,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46649286,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693689.3443,
          5387263.964,
          834.4595484,
          695245.9843,
          5388822.204,
          1489.419548
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693689.3443368644,
                5387263.964024472,
                834.4595484045212
              ],
              [
                693689.3443368644,
                5388822.204024472,
                834.4595484045212
              ],
              [
                695245.9843368643,
                5388822.204024472,
                1489.4195484045213
              ],
              [
                695245.9843368643,
                5387263.964024472,
                1489.4195484045213
              ],
              [
                693689.3443368644,
                5387263.964024472,
                834.4595484045212
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T17:59:36+00:00",
        "end_time": "2018-10-04T17:48:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3723112,
            48.60796931,
            834.4595484,
            -120.3504833,
            48.62245639,
            1489.419548
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37231116821968,
                  48.60845288791205,
                  834.4595484045212
                ],
                [
                  -120.37158383714092,
                  48.6224563945769,
                  834.4595484045212
                ],
                [
                  -120.35048327460899,
                  48.62197257886383,
                  1489.4195484045213
                ],
                [
                  -120.35121642801754,
                  48.60796930895437,
                  1489.4195484045213
                ],
                [
                  -120.37231116821968,
                  48.60845288791205,
                  834.4595484045212
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T17:59:36Z",
            "pc:count": 46649286,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694518.0188,
                "count": 46649286,
                "maximum": 695245.9843,
                "minimum": 693689.3443,
                "name": "X",
                "position": 0,
                "stddev": 438.4145903,
                "variance": 192207.353
              },
              {
                "average": 5388065.116,
                "count": 46649286,
                "maximum": 5388822.204,
                "minimum": 5387263.964,
                "name": "Y",
                "position": 1,
                "stddev": 430.3283621,
                "variance": 185182.4992
              },
              {
                "average": 1122.79205,
                "count": 46649286,
                "maximum": 1489.419548,
                "minimum": 834.4595484,
                "name": "Z",
                "position": 2,
                "stddev": 157.7718476,
                "variance": 24891.95588
              },
              {
                "average": 530.1494152,
                "count": 46649286,
                "maximum": 4095,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 348.3202252,
                "variance": 121326.9793
              },
              {
                "average": 1.50768687,
                "count": 46649286,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.728448946,
                "variance": 0.530637867
              },
              {
                "average": 2.01517468,
                "count": 46649286,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9090501371,
                "variance": 0.8263721518
              },
              {
                "average": 0.4976271019,
                "count": 46649286,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999943747,
                "variance": 0.2499943747
              },
              {
                "average": 0.0003128450883,
                "count": 46649286,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01768466067,
                "variance": 0.000312747223
              },
              {
                "average": 1.19839339,
                "count": 46649286,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4554967931,
                "variance": 0.2074773285
              },
              {
                "average": -1.059694597,
                "count": 46649286,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.18986182,
                "variance": 125.2130075
              },
              {
                "average": 0,
                "count": 46649286,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 118.034562,
                "count": 46649286,
                "maximum": 127,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.893216441,
                "variance": 79.08929867
              },
              {
                "average": 223117575.4,
                "count": 46649286,
                "maximum": 223315976.5,
                "minimum": 222710513.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 282719.0376,
                "variance": 79930054240.0
              },
              {
                "average": 0,
                "count": 46649286,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46649286,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46649286,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46649286,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46649286,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693689.3443,
              5387263.964,
              834.4595484,
              695245.9843,
              5388822.204,
              1489.419548
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693689.3443368644,
                    5387263.964024472,
                    834.4595484045212
                  ],
                  [
                    693689.3443368644,
                    5388822.204024472,
                    834.4595484045212
                  ],
                  [
                    695245.9843368643,
                    5388822.204024472,
                    1489.4195484045213
                  ],
                  [
                    695245.9843368643,
                    5387263.964024472,
                    1489.4195484045213
                  ],
                  [
                    693689.3443368644,
                    5387263.964024472,
                    834.4595484045212
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T17:59:36+00:00",
            "end_time": "2018-10-04T17:48:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45248076525876,
              48.47322210062646,
              1363.1150145609295
            ],
            [
              -120.45177914044139,
              48.48722304989989,
              1363.1150145609295
            ],
            [
              -120.43073393593156,
              48.48675490962298,
              2045.9550145609296
            ],
            [
              -120.43144133984266,
              48.47275418925613,
              2045.9550145609296
            ],
            [
              -120.45248076525876,
              48.47322210062646,
              1363.1150145609295
            ]
          ]
        ]
      },
      "bbox": [
        -120.4524808,
        48.47275419,
        1363.115015,
        -120.4307339,
        48.48722305,
        2045.955015
      ],
      "properties": {
        "datetime": "2018-10-03T18:40:13Z",
        "pc:count": 40842270,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689078.4919,
            "count": 40842270,
            "maximum": 689838.2162,
            "minimum": 688281.6162,
            "name": "X",
            "position": 0,
            "stddev": 415.3336807,
            "variance": 172502.0664
          },
          {
            "average": 5372799.296,
            "count": 40842270,
            "maximum": 5373591.507,
            "minimum": 5372033.687,
            "name": "Y",
            "position": 1,
            "stddev": 431.5328787,
            "variance": 186220.6254
          },
          {
            "average": 1642.053852,
            "count": 40842270,
            "maximum": 2045.955015,
            "minimum": 1363.115015,
            "name": "Z",
            "position": 2,
            "stddev": 162.002519,
            "variance": 26244.81615
          },
          {
            "average": 504.2972088,
            "count": 40842270,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 322.2123469,
            "variance": 103820.7965
          },
          {
            "average": 1.521768134,
            "count": 40842270,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7879017523,
            "variance": 0.6207891712
          },
          {
            "average": 2.043655091,
            "count": 40842270,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.033725617,
            "variance": 1.068588651
          },
          {
            "average": 0.4966296927,
            "count": 40842270,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499988647,
            "variance": 0.2499886471
          },
          {
            "average": 0.0002606123509,
            "count": 40842270,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01614138899,
            "variance": 0.0002605444385
          },
          {
            "average": 1.254764659,
            "count": 40842270,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.493144788,
            "variance": 0.2431917819
          },
          {
            "average": 1.519931281,
            "count": 40842270,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.09320092,
            "variance": 123.0591067
          },
          {
            "average": 0,
            "count": 40842270,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 624.5690027,
            "count": 40842270,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 708.5329473,
            "variance": 502018.9374
          },
          {
            "average": 222625049.9,
            "count": 40842270,
            "maximum": 222627213.1,
            "minimum": 222623914.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 697.9058217,
            "variance": 487072.5359
          },
          {
            "average": 0,
            "count": 40842270,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40842270,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40842270,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40842270,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40842270,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688281.6162,
          5372033.687,
          1363.115015,
          689838.2162,
          5373591.507,
          2045.955015
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688281.6162496223,
                5372033.687326228,
                1363.1150145609295
              ],
              [
                688281.6162496223,
                5373591.507326229,
                1363.1150145609295
              ],
              [
                689838.2162496224,
                5373591.507326229,
                2045.9550145609296
              ],
              [
                689838.2162496224,
                5372033.687326228,
                2045.9550145609296
              ],
              [
                688281.6162496223,
                5372033.687326228,
                1363.1150145609295
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:40:13+00:00",
        "end_time": "2018-10-03T17:45:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4524808,
            48.47275419,
            1363.115015,
            -120.4307339,
            48.48722305,
            2045.955015
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45248076525876,
                  48.47322210062646,
                  1363.1150145609295
                ],
                [
                  -120.45177914044139,
                  48.48722304989989,
                  1363.1150145609295
                ],
                [
                  -120.43073393593156,
                  48.48675490962298,
                  2045.9550145609296
                ],
                [
                  -120.43144133984266,
                  48.47275418925613,
                  2045.9550145609296
                ],
                [
                  -120.45248076525876,
                  48.47322210062646,
                  1363.1150145609295
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:40:13Z",
            "pc:count": 40842270,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689078.4919,
                "count": 40842270,
                "maximum": 689838.2162,
                "minimum": 688281.6162,
                "name": "X",
                "position": 0,
                "stddev": 415.3336807,
                "variance": 172502.0664
              },
              {
                "average": 5372799.296,
                "count": 40842270,
                "maximum": 5373591.507,
                "minimum": 5372033.687,
                "name": "Y",
                "position": 1,
                "stddev": 431.5328787,
                "variance": 186220.6254
              },
              {
                "average": 1642.053852,
                "count": 40842270,
                "maximum": 2045.955015,
                "minimum": 1363.115015,
                "name": "Z",
                "position": 2,
                "stddev": 162.002519,
                "variance": 26244.81615
              },
              {
                "average": 504.2972088,
                "count": 40842270,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 322.2123469,
                "variance": 103820.7965
              },
              {
                "average": 1.521768134,
                "count": 40842270,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7879017523,
                "variance": 0.6207891712
              },
              {
                "average": 2.043655091,
                "count": 40842270,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.033725617,
                "variance": 1.068588651
              },
              {
                "average": 0.4966296927,
                "count": 40842270,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499988647,
                "variance": 0.2499886471
              },
              {
                "average": 0.0002606123509,
                "count": 40842270,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01614138899,
                "variance": 0.0002605444385
              },
              {
                "average": 1.254764659,
                "count": 40842270,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.493144788,
                "variance": 0.2431917819
              },
              {
                "average": 1.519931281,
                "count": 40842270,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.09320092,
                "variance": 123.0591067
              },
              {
                "average": 0,
                "count": 40842270,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 624.5690027,
                "count": 40842270,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 708.5329473,
                "variance": 502018.9374
              },
              {
                "average": 222625049.9,
                "count": 40842270,
                "maximum": 222627213.1,
                "minimum": 222623914.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 697.9058217,
                "variance": 487072.5359
              },
              {
                "average": 0,
                "count": 40842270,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40842270,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40842270,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40842270,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40842270,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688281.6162,
              5372033.687,
              1363.115015,
              689838.2162,
              5373591.507,
              2045.955015
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688281.6162496223,
                    5372033.687326228,
                    1363.1150145609295
                  ],
                  [
                    688281.6162496223,
                    5373591.507326229,
                    1363.1150145609295
                  ],
                  [
                    689838.2162496224,
                    5373591.507326229,
                    2045.9550145609296
                  ],
                  [
                    689838.2162496224,
                    5372033.687326228,
                    2045.9550145609296
                  ],
                  [
                    688281.6162496223,
                    5372033.687326228,
                    1363.1150145609295
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:40:13+00:00",
            "end_time": "2018-10-03T17:45:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39184573198497,
              48.50042363097654,
              1239.640679742866
            ],
            [
              -120.39112662149913,
              48.51442600255435,
              1239.640679742866
            ],
            [
              -120.3700708943606,
              48.51394656693993,
              1687.9606797428662
            ],
            [
              -120.37079579241129,
              48.49994442984317,
              1687.9606797428662
            ],
            [
              -120.39184573198497,
              48.50042363097654,
              1239.640679742866
            ]
          ]
        ]
      },
      "bbox": [
        -120.3918457,
        48.49994443,
        1239.64068,
        -120.3700709,
        48.514426,
        1687.96068
      ],
      "properties": {
        "datetime": "2018-10-04T18:07:13Z",
        "pc:count": 42484447,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693443.3805,
            "count": 42484447,
            "maximum": 694216.1505,
            "minimum": 692659.5305,
            "name": "X",
            "position": 0,
            "stddev": 429.7599757,
            "variance": 184693.6367
          },
          {
            "average": 5376014.316,
            "count": 42484447,
            "maximum": 5376766,
            "minimum": 5375207.94,
            "name": "Y",
            "position": 1,
            "stddev": 433.168479,
            "variance": 187634.9312
          },
          {
            "average": 1480.628181,
            "count": 42484447,
            "maximum": 1687.96068,
            "minimum": 1239.64068,
            "name": "Z",
            "position": 2,
            "stddev": 91.27925787,
            "variance": 8331.902917
          },
          {
            "average": 589.2425738,
            "count": 42484447,
            "maximum": 2626,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 423.6261527,
            "variance": 179459.1172
          },
          {
            "average": 1.53333381,
            "count": 42484447,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.791195404,
            "variance": 0.6259901673
          },
          {
            "average": 2.066747815,
            "count": 42484447,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.029691029,
            "variance": 1.060263615
          },
          {
            "average": 0.4965036028,
            "count": 42484447,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999877809,
            "variance": 0.2499877811
          },
          {
            "average": 0.0002688748661,
            "count": 42484447,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01639519987,
            "variance": 0.0002688025788
          },
          {
            "average": 1.284782029,
            "count": 42484447,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5111492944,
            "variance": 0.2612736011
          },
          {
            "average": 0.855625493,
            "count": 42484447,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.33816264,
            "variance": 128.5539321
          },
          {
            "average": 0,
            "count": 42484447,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.1466966,
            "count": 42484447,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.766930511,
            "variance": 7.655904451
          },
          {
            "average": 222709352,
            "count": 42484447,
            "maximum": 222711633.8,
            "minimum": 222704938.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2090.463009,
            "variance": 4370035.592
          },
          {
            "average": 0,
            "count": 42484447,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42484447,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42484447,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42484447,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42484447,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692659.5305,
          5375207.94,
          1239.64068,
          694216.1505,
          5376766,
          1687.96068
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692659.5304828847,
                5375207.940248189,
                1239.640679742866
              ],
              [
                692659.5304828847,
                5376766.000248189,
                1239.640679742866
              ],
              [
                694216.1504828848,
                5376766.000248189,
                1687.9606797428662
              ],
              [
                694216.1504828848,
                5375207.940248189,
                1687.9606797428662
              ],
              [
                692659.5304828847,
                5375207.940248189,
                1239.640679742866
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:07:13+00:00",
        "end_time": "2018-10-04T16:15:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3918457,
            48.49994443,
            1239.64068,
            -120.3700709,
            48.514426,
            1687.96068
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39184573198497,
                  48.50042363097654,
                  1239.640679742866
                ],
                [
                  -120.39112662149913,
                  48.51442600255435,
                  1239.640679742866
                ],
                [
                  -120.3700708943606,
                  48.51394656693993,
                  1687.9606797428662
                ],
                [
                  -120.37079579241129,
                  48.49994442984317,
                  1687.9606797428662
                ],
                [
                  -120.39184573198497,
                  48.50042363097654,
                  1239.640679742866
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:07:13Z",
            "pc:count": 42484447,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693443.3805,
                "count": 42484447,
                "maximum": 694216.1505,
                "minimum": 692659.5305,
                "name": "X",
                "position": 0,
                "stddev": 429.7599757,
                "variance": 184693.6367
              },
              {
                "average": 5376014.316,
                "count": 42484447,
                "maximum": 5376766,
                "minimum": 5375207.94,
                "name": "Y",
                "position": 1,
                "stddev": 433.168479,
                "variance": 187634.9312
              },
              {
                "average": 1480.628181,
                "count": 42484447,
                "maximum": 1687.96068,
                "minimum": 1239.64068,
                "name": "Z",
                "position": 2,
                "stddev": 91.27925787,
                "variance": 8331.902917
              },
              {
                "average": 589.2425738,
                "count": 42484447,
                "maximum": 2626,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 423.6261527,
                "variance": 179459.1172
              },
              {
                "average": 1.53333381,
                "count": 42484447,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.791195404,
                "variance": 0.6259901673
              },
              {
                "average": 2.066747815,
                "count": 42484447,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.029691029,
                "variance": 1.060263615
              },
              {
                "average": 0.4965036028,
                "count": 42484447,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999877809,
                "variance": 0.2499877811
              },
              {
                "average": 0.0002688748661,
                "count": 42484447,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01639519987,
                "variance": 0.0002688025788
              },
              {
                "average": 1.284782029,
                "count": 42484447,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5111492944,
                "variance": 0.2612736011
              },
              {
                "average": 0.855625493,
                "count": 42484447,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.33816264,
                "variance": 128.5539321
              },
              {
                "average": 0,
                "count": 42484447,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.1466966,
                "count": 42484447,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.766930511,
                "variance": 7.655904451
              },
              {
                "average": 222709352,
                "count": 42484447,
                "maximum": 222711633.8,
                "minimum": 222704938.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2090.463009,
                "variance": 4370035.592
              },
              {
                "average": 0,
                "count": 42484447,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42484447,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42484447,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42484447,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42484447,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692659.5305,
              5375207.94,
              1239.64068,
              694216.1505,
              5376766,
              1687.96068
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692659.5304828847,
                    5375207.940248189,
                    1239.640679742866
                  ],
                  [
                    692659.5304828847,
                    5376766.000248189,
                    1239.640679742866
                  ],
                  [
                    694216.1504828848,
                    5376766.000248189,
                    1687.9606797428662
                  ],
                  [
                    694216.1504828848,
                    5375207.940248189,
                    1687.9606797428662
                  ],
                  [
                    692659.5304828847,
                    5375207.940248189,
                    1239.640679742866
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:07:13+00:00",
            "end_time": "2018-10-04T16:15:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3729711925535,
              48.70293008585886,
              1738.3467267877415
            ],
            [
              -120.37224164465263,
              48.716933009756666,
              1738.3467267877415
            ],
            [
              -120.35110539086695,
              48.716448704452674,
              2322.2067267877414
            ],
            [
              -120.35184079019417,
              48.70244601764173,
              2322.2067267877414
            ],
            [
              -120.3729711925535,
              48.70293008585886,
              1738.3467267877415
            ]
          ]
        ]
      },
      "bbox": [
        -120.3729712,
        48.70244602,
        1738.346727,
        -120.3511054,
        48.71693301,
        2322.206727
      ],
      "properties": {
        "datetime": "2018-10-11T18:02:24Z",
        "pc:count": 37011995,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694103.0049,
            "count": 37011995,
            "maximum": 694835.3502,
            "minimum": 693278.9902,
            "name": "X",
            "position": 0,
            "stddev": 451.6639211,
            "variance": 204000.2976
          },
          {
            "average": 5398543.501,
            "count": 37011995,
            "maximum": 5399321.044,
            "minimum": 5397762.844,
            "name": "Y",
            "position": 1,
            "stddev": 426.1093552,
            "variance": 181569.1826
          },
          {
            "average": 2007.974701,
            "count": 37011995,
            "maximum": 2322.206727,
            "minimum": 1738.346727,
            "name": "Z",
            "position": 2,
            "stddev": 114.223789,
            "variance": 13047.07397
          },
          {
            "average": 753.2162845,
            "count": 37011995,
            "maximum": 4095,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 611.2055039,
            "variance": 373572.168
          },
          {
            "average": 1.413543177,
            "count": 37011995,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7732442161,
            "variance": 0.5979066177
          },
          {
            "average": 1.827280291,
            "count": 37011995,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.099741488,
            "variance": 1.209431341
          },
          {
            "average": 0.4966384276,
            "count": 37011995,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887065,
            "variance": 0.2499887066
          },
          {
            "average": 0.0003001189209,
            "count": 37011995,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0173213411,
            "variance": 0.0003000288576
          },
          {
            "average": 1.393741786,
            "count": 37011995,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5390663112,
            "variance": 0.2905924878
          },
          {
            "average": -1.025771664,
            "count": 37011995,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.82089895,
            "variance": 191.0172477
          },
          {
            "average": 0,
            "count": 37011995,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.6137184,
            "count": 37011995,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.051751694,
            "variance": 81.93420873
          },
          {
            "average": 223085662.5,
            "count": 37011995,
            "maximum": 223316144.2,
            "minimum": 222710352,
            "name": "GpsTime",
            "position": 12,
            "stddev": 292512.9128,
            "variance": 85563804170.0
          },
          {
            "average": 0,
            "count": 37011995,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37011995,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37011995,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37011995,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37011995,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693278.9902,
          5397762.844,
          1738.346727,
          694835.3502,
          5399321.044,
          2322.206727
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693278.9901888821,
                5397762.84372451,
                1738.3467267877415
              ],
              [
                693278.9901888821,
                5399321.043724509,
                1738.3467267877415
              ],
              [
                694835.3501888822,
                5399321.043724509,
                2322.2067267877414
              ],
              [
                694835.3501888822,
                5397762.84372451,
                2322.2067267877414
              ],
              [
                693278.9901888821,
                5397762.84372451,
                1738.3467267877415
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:02:24+00:00",
        "end_time": "2018-10-04T17:45:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3729712,
            48.70244602,
            1738.346727,
            -120.3511054,
            48.71693301,
            2322.206727
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3729711925535,
                  48.70293008585886,
                  1738.3467267877415
                ],
                [
                  -120.37224164465263,
                  48.716933009756666,
                  1738.3467267877415
                ],
                [
                  -120.35110539086695,
                  48.716448704452674,
                  2322.2067267877414
                ],
                [
                  -120.35184079019417,
                  48.70244601764173,
                  2322.2067267877414
                ],
                [
                  -120.3729711925535,
                  48.70293008585886,
                  1738.3467267877415
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:02:24Z",
            "pc:count": 37011995,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694103.0049,
                "count": 37011995,
                "maximum": 694835.3502,
                "minimum": 693278.9902,
                "name": "X",
                "position": 0,
                "stddev": 451.6639211,
                "variance": 204000.2976
              },
              {
                "average": 5398543.501,
                "count": 37011995,
                "maximum": 5399321.044,
                "minimum": 5397762.844,
                "name": "Y",
                "position": 1,
                "stddev": 426.1093552,
                "variance": 181569.1826
              },
              {
                "average": 2007.974701,
                "count": 37011995,
                "maximum": 2322.206727,
                "minimum": 1738.346727,
                "name": "Z",
                "position": 2,
                "stddev": 114.223789,
                "variance": 13047.07397
              },
              {
                "average": 753.2162845,
                "count": 37011995,
                "maximum": 4095,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 611.2055039,
                "variance": 373572.168
              },
              {
                "average": 1.413543177,
                "count": 37011995,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7732442161,
                "variance": 0.5979066177
              },
              {
                "average": 1.827280291,
                "count": 37011995,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.099741488,
                "variance": 1.209431341
              },
              {
                "average": 0.4966384276,
                "count": 37011995,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887065,
                "variance": 0.2499887066
              },
              {
                "average": 0.0003001189209,
                "count": 37011995,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0173213411,
                "variance": 0.0003000288576
              },
              {
                "average": 1.393741786,
                "count": 37011995,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5390663112,
                "variance": 0.2905924878
              },
              {
                "average": -1.025771664,
                "count": 37011995,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.82089895,
                "variance": 191.0172477
              },
              {
                "average": 0,
                "count": 37011995,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.6137184,
                "count": 37011995,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.051751694,
                "variance": 81.93420873
              },
              {
                "average": 223085662.5,
                "count": 37011995,
                "maximum": 223316144.2,
                "minimum": 222710352,
                "name": "GpsTime",
                "position": 12,
                "stddev": 292512.9128,
                "variance": 85563804170.0
              },
              {
                "average": 0,
                "count": 37011995,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37011995,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37011995,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37011995,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37011995,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693278.9902,
              5397762.844,
              1738.346727,
              694835.3502,
              5399321.044,
              2322.206727
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693278.9901888821,
                    5397762.84372451,
                    1738.3467267877415
                  ],
                  [
                    693278.9901888821,
                    5399321.043724509,
                    1738.3467267877415
                  ],
                  [
                    694835.3501888822,
                    5399321.043724509,
                    2322.2067267877414
                  ],
                  [
                    694835.3501888822,
                    5397762.84372451,
                    2322.2067267877414
                  ],
                  [
                    693278.9901888821,
                    5397762.84372451,
                    1738.3467267877415
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:02:24+00:00",
            "end_time": "2018-10-04T17:45:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53278412914236,
              48.39192571695837,
              1191.4492551510402
            ],
            [
              -120.53210670915551,
              48.4059243100995,
              1191.4492551510402
            ],
            [
              -120.51109457638698,
              48.405471440996834,
              1914.8492551510403
            ],
            [
              -120.5117777496106,
              48.39147306918117,
              1914.8492551510403
            ],
            [
              -120.53278412914236,
              48.39192571695837,
              1191.4492551510402
            ]
          ]
        ]
      },
      "bbox": [
        -120.5327841,
        48.39147307,
        1191.449255,
        -120.5110946,
        48.40592431,
        1914.849255
      ],
      "properties": {
        "datetime": "2018-09-26T17:28:04Z",
        "pc:count": 32903316,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683404.3111,
            "count": 32903316,
            "maximum": 684194.8348,
            "minimum": 682638.2948,
            "name": "X",
            "position": 0,
            "stddev": 419.0488429,
            "variance": 175601.9327
          },
          {
            "average": 5363610.201,
            "count": 32903316,
            "maximum": 5364361.129,
            "minimum": 5362803.689,
            "name": "Y",
            "position": 1,
            "stddev": 448.7437658,
            "variance": 201370.9673
          },
          {
            "average": 1496.372359,
            "count": 32903316,
            "maximum": 1914.849255,
            "minimum": 1191.449255,
            "name": "Z",
            "position": 2,
            "stddev": 144.5412178,
            "variance": 20892.16365
          },
          {
            "average": 502.2395425,
            "count": 32903316,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 261.6643764,
            "variance": 68468.24587
          },
          {
            "average": 1.279611058,
            "count": 32903316,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5773567168,
            "variance": 0.3333407785
          },
          {
            "average": 1.559120333,
            "count": 32903316,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8012870431,
            "variance": 0.6420609254
          },
          {
            "average": 0.4980152152,
            "count": 32903316,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999960682,
            "variance": 0.2499960682
          },
          {
            "average": 0.0002841962798,
            "count": 32903316,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01685572665,
            "variance": 0.0002841155209
          },
          {
            "average": 1.285256325,
            "count": 32903316,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5164303341,
            "variance": 0.2667002899
          },
          {
            "average": -0.9929596546,
            "count": 32903316,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.58759271,
            "variance": 112.0971193
          },
          {
            "average": 0,
            "count": 32903316,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.32459102,
            "count": 32903316,
            "maximum": 58,
            "minimum": 54,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.010265429,
            "variance": 1.020636237
          },
          {
            "average": 222017249.9,
            "count": 32903316,
            "maximum": 222018084.2,
            "minimum": 222016240.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 466.1256855,
            "variance": 217273.1547
          },
          {
            "average": 0,
            "count": 32903316,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32903316,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32903316,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32903316,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32903316,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682638.2948,
          5362803.689,
          1191.449255,
          684194.8348,
          5364361.129,
          1914.849255
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682638.2948303435,
                5362803.688597127,
                1191.4492551510402
              ],
              [
                682638.2948303435,
                5364361.128597126,
                1191.4492551510402
              ],
              [
                684194.8348303435,
                5364361.128597126,
                1914.8492551510403
              ],
              [
                684194.8348303435,
                5362803.688597127,
                1914.8492551510403
              ],
              [
                682638.2948303435,
                5362803.688597127,
                1191.4492551510402
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:28:04+00:00",
        "end_time": "2018-09-26T16:57:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5327841,
            48.39147307,
            1191.449255,
            -120.5110946,
            48.40592431,
            1914.849255
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53278412914236,
                  48.39192571695837,
                  1191.4492551510402
                ],
                [
                  -120.53210670915551,
                  48.4059243100995,
                  1191.4492551510402
                ],
                [
                  -120.51109457638698,
                  48.405471440996834,
                  1914.8492551510403
                ],
                [
                  -120.5117777496106,
                  48.39147306918117,
                  1914.8492551510403
                ],
                [
                  -120.53278412914236,
                  48.39192571695837,
                  1191.4492551510402
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:28:04Z",
            "pc:count": 32903316,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683404.3111,
                "count": 32903316,
                "maximum": 684194.8348,
                "minimum": 682638.2948,
                "name": "X",
                "position": 0,
                "stddev": 419.0488429,
                "variance": 175601.9327
              },
              {
                "average": 5363610.201,
                "count": 32903316,
                "maximum": 5364361.129,
                "minimum": 5362803.689,
                "name": "Y",
                "position": 1,
                "stddev": 448.7437658,
                "variance": 201370.9673
              },
              {
                "average": 1496.372359,
                "count": 32903316,
                "maximum": 1914.849255,
                "minimum": 1191.449255,
                "name": "Z",
                "position": 2,
                "stddev": 144.5412178,
                "variance": 20892.16365
              },
              {
                "average": 502.2395425,
                "count": 32903316,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 261.6643764,
                "variance": 68468.24587
              },
              {
                "average": 1.279611058,
                "count": 32903316,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5773567168,
                "variance": 0.3333407785
              },
              {
                "average": 1.559120333,
                "count": 32903316,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8012870431,
                "variance": 0.6420609254
              },
              {
                "average": 0.4980152152,
                "count": 32903316,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999960682,
                "variance": 0.2499960682
              },
              {
                "average": 0.0002841962798,
                "count": 32903316,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01685572665,
                "variance": 0.0002841155209
              },
              {
                "average": 1.285256325,
                "count": 32903316,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5164303341,
                "variance": 0.2667002899
              },
              {
                "average": -0.9929596546,
                "count": 32903316,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.58759271,
                "variance": 112.0971193
              },
              {
                "average": 0,
                "count": 32903316,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.32459102,
                "count": 32903316,
                "maximum": 58,
                "minimum": 54,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.010265429,
                "variance": 1.020636237
              },
              {
                "average": 222017249.9,
                "count": 32903316,
                "maximum": 222018084.2,
                "minimum": 222016240.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 466.1256855,
                "variance": 217273.1547
              },
              {
                "average": 0,
                "count": 32903316,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32903316,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32903316,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32903316,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32903316,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682638.2948,
              5362803.689,
              1191.449255,
              684194.8348,
              5364361.129,
              1914.849255
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682638.2948303435,
                    5362803.688597127,
                    1191.4492551510402
                  ],
                  [
                    682638.2948303435,
                    5364361.128597126,
                    1191.4492551510402
                  ],
                  [
                    684194.8348303435,
                    5364361.128597126,
                    1914.8492551510403
                  ],
                  [
                    684194.8348303435,
                    5362803.688597127,
                    1914.8492551510403
                  ],
                  [
                    682638.2948303435,
                    5362803.688597127,
                    1191.4492551510402
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:28:04+00:00",
            "end_time": "2018-09-26T16:57:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41349230107816,
              48.675804022392,
              1640.8071617639357
            ],
            [
              -120.41277461852208,
              48.68980872227731,
              1640.8071617639357
            ],
            [
              -120.39164713312786,
              48.689332006211195,
              2139.8471617639357
            ],
            [
              -120.39237066020499,
              48.6753275396981,
              2139.8471617639357
            ],
            [
              -120.41349230107816,
              48.675804022392,
              1640.8071617639357
            ]
          ]
        ]
      },
      "bbox": [
        -120.4134923,
        48.67532754,
        1640.807162,
        -120.3916471,
        48.68980872,
        2139.847162
      ],
      "properties": {
        "datetime": "2018-10-04T16:25:30Z",
        "pc:count": 32430608,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691200.2342,
            "count": 32430608,
            "maximum": 691956.7855,
            "minimum": 690400.2855,
            "name": "X",
            "position": 0,
            "stddev": 427.1305569,
            "variance": 182440.5127
          },
          {
            "average": 5395419.223,
            "count": 32430608,
            "maximum": 5396204.297,
            "minimum": 5394645.957,
            "name": "Y",
            "position": 1,
            "stddev": 432.8896607,
            "variance": 187393.4584
          },
          {
            "average": 1847.048057,
            "count": 32430608,
            "maximum": 2139.847162,
            "minimum": 1640.807162,
            "name": "Z",
            "position": 2,
            "stddev": 104.4132508,
            "variance": 10902.12694
          },
          {
            "average": 730.4724765,
            "count": 32430608,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 419.7526661,
            "variance": 176192.3007
          },
          {
            "average": 1.24185948,
            "count": 32430608,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5753115763,
            "variance": 0.3309834098
          },
          {
            "average": 1.484113064,
            "count": 32430608,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8326455846,
            "variance": 0.6932986695
          },
          {
            "average": 0.4984020034,
            "count": 32430608,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999974541,
            "variance": 0.2499974541
          },
          {
            "average": 0.0001958951864,
            "count": 32430608,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01399488541,
            "variance": 0.0001958568175
          },
          {
            "average": 1.427731697,
            "count": 32430608,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5557905009,
            "variance": 0.3089030809
          },
          {
            "average": -2.592667114,
            "count": 32430608,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.97821362,
            "variance": 143.4776016
          },
          {
            "average": 0,
            "count": 32430608,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.68011667,
            "count": 32430608,
            "maximum": 98,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.872532336,
            "variance": 3.506377348
          },
          {
            "average": 222704579.7,
            "count": 32430608,
            "maximum": 222705530.6,
            "minimum": 222703481.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 841.9707248,
            "variance": 708914.7014
          },
          {
            "average": 0,
            "count": 32430608,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32430608,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32430608,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32430608,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32430608,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690400.2855,
          5394645.957,
          1640.807162,
          691956.7855,
          5396204.297,
          2139.847162
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690400.2854800847,
                5394645.9574872255,
                1640.8071617639357
              ],
              [
                690400.2854800847,
                5396204.297487225,
                1640.8071617639357
              ],
              [
                691956.7854800847,
                5396204.297487225,
                2139.8471617639357
              ],
              [
                691956.7854800847,
                5394645.9574872255,
                2139.8471617639357
              ],
              [
                690400.2854800847,
                5394645.9574872255,
                1640.8071617639357
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:25:30+00:00",
        "end_time": "2018-10-04T15:51:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4134923,
            48.67532754,
            1640.807162,
            -120.3916471,
            48.68980872,
            2139.847162
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41349230107816,
                  48.675804022392,
                  1640.8071617639357
                ],
                [
                  -120.41277461852208,
                  48.68980872227731,
                  1640.8071617639357
                ],
                [
                  -120.39164713312786,
                  48.689332006211195,
                  2139.8471617639357
                ],
                [
                  -120.39237066020499,
                  48.6753275396981,
                  2139.8471617639357
                ],
                [
                  -120.41349230107816,
                  48.675804022392,
                  1640.8071617639357
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:25:30Z",
            "pc:count": 32430608,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691200.2342,
                "count": 32430608,
                "maximum": 691956.7855,
                "minimum": 690400.2855,
                "name": "X",
                "position": 0,
                "stddev": 427.1305569,
                "variance": 182440.5127
              },
              {
                "average": 5395419.223,
                "count": 32430608,
                "maximum": 5396204.297,
                "minimum": 5394645.957,
                "name": "Y",
                "position": 1,
                "stddev": 432.8896607,
                "variance": 187393.4584
              },
              {
                "average": 1847.048057,
                "count": 32430608,
                "maximum": 2139.847162,
                "minimum": 1640.807162,
                "name": "Z",
                "position": 2,
                "stddev": 104.4132508,
                "variance": 10902.12694
              },
              {
                "average": 730.4724765,
                "count": 32430608,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 419.7526661,
                "variance": 176192.3007
              },
              {
                "average": 1.24185948,
                "count": 32430608,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5753115763,
                "variance": 0.3309834098
              },
              {
                "average": 1.484113064,
                "count": 32430608,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8326455846,
                "variance": 0.6932986695
              },
              {
                "average": 0.4984020034,
                "count": 32430608,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999974541,
                "variance": 0.2499974541
              },
              {
                "average": 0.0001958951864,
                "count": 32430608,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01399488541,
                "variance": 0.0001958568175
              },
              {
                "average": 1.427731697,
                "count": 32430608,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5557905009,
                "variance": 0.3089030809
              },
              {
                "average": -2.592667114,
                "count": 32430608,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.97821362,
                "variance": 143.4776016
              },
              {
                "average": 0,
                "count": 32430608,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.68011667,
                "count": 32430608,
                "maximum": 98,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.872532336,
                "variance": 3.506377348
              },
              {
                "average": 222704579.7,
                "count": 32430608,
                "maximum": 222705530.6,
                "minimum": 222703481.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 841.9707248,
                "variance": 708914.7014
              },
              {
                "average": 0,
                "count": 32430608,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32430608,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32430608,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32430608,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32430608,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690400.2855,
              5394645.957,
              1640.807162,
              691956.7855,
              5396204.297,
              2139.847162
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690400.2854800847,
                    5394645.9574872255,
                    1640.8071617639357
                  ],
                  [
                    690400.2854800847,
                    5396204.297487225,
                    1640.8071617639357
                  ],
                  [
                    691956.7854800847,
                    5396204.297487225,
                    2139.8471617639357
                  ],
                  [
                    691956.7854800847,
                    5394645.9574872255,
                    2139.8471617639357
                  ],
                  [
                    690400.2854800847,
                    5394645.9574872255,
                    1640.8071617639357
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:25:30+00:00",
            "end_time": "2018-10-04T15:51:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41202920544109,
              48.48686123598316,
              1250.2520653505255
            ],
            [
              -120.4113160416157,
              48.50086296615598,
              1250.2520653505255
            ],
            [
              -120.39026613395245,
              48.500387334539866,
              1813.7320653505255
            ],
            [
              -120.39098508089732,
              48.4863858369633,
              1813.7320653505255
            ],
            [
              -120.41202920544109,
              48.48686123598316,
              1250.2520653505255
            ]
          ]
        ]
      },
      "bbox": [
        -120.4120292,
        48.48638584,
        1250.252065,
        -120.3902661,
        48.50086297,
        1813.732065
      ],
      "properties": {
        "datetime": "2018-10-04T17:35:15Z",
        "pc:count": 41629424,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691991.6009,
            "count": 41629424,
            "maximum": 692776.3404,
            "minimum": 691219.7604,
            "name": "X",
            "position": 0,
            "stddev": 430.1742101,
            "variance": 185049.8511
          },
          {
            "average": 5374414.892,
            "count": 41629424,
            "maximum": 5375207.888,
            "minimum": 5373649.928,
            "name": "Y",
            "position": 1,
            "stddev": 425.2095602,
            "variance": 180803.1701
          },
          {
            "average": 1529.66412,
            "count": 41629424,
            "maximum": 1813.732065,
            "minimum": 1250.252065,
            "name": "Z",
            "position": 2,
            "stddev": 123.6238538,
            "variance": 15282.85722
          },
          {
            "average": 548.0012252,
            "count": 41629424,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 380.8846882,
            "variance": 145073.1457
          },
          {
            "average": 1.538402405,
            "count": 41629424,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7863973574,
            "variance": 0.6184208037
          },
          {
            "average": 2.076862606,
            "count": 41629424,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.013399818,
            "variance": 1.026979192
          },
          {
            "average": 0.4978549307,
            "count": 41629424,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999954047,
            "variance": 0.2499954047
          },
          {
            "average": 0.0002772558179,
            "count": 41629424,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01664869225,
            "variance": 0.0002771789538
          },
          {
            "average": 1.271606881,
            "count": 41629424,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5034224266,
            "variance": 0.2534341396
          },
          {
            "average": -0.9230482479,
            "count": 41629424,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.34630356,
            "variance": 128.7386044
          },
          {
            "average": 0,
            "count": 41629424,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.43502101,
            "count": 41629424,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.163606812,
            "variance": 4.681194437
          },
          {
            "average": 222704757.5,
            "count": 41629424,
            "maximum": 222709715.3,
            "minimum": 222703158.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1188.28396,
            "variance": 1412018.769
          },
          {
            "average": 0,
            "count": 41629424,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41629424,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41629424,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41629424,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41629424,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691219.7604,
          5373649.928,
          1250.252065,
          692776.3404,
          5375207.888,
          1813.732065
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691219.7603990571,
                5373649.927917492,
                1250.2520653505255
              ],
              [
                691219.7603990571,
                5375207.887917493,
                1250.2520653505255
              ],
              [
                692776.3403990571,
                5375207.887917493,
                1813.7320653505255
              ],
              [
                692776.3403990571,
                5373649.927917492,
                1813.7320653505255
              ],
              [
                691219.7603990571,
                5373649.927917492,
                1250.2520653505255
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:35:15+00:00",
        "end_time": "2018-10-04T15:45:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4120292,
            48.48638584,
            1250.252065,
            -120.3902661,
            48.50086297,
            1813.732065
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41202920544109,
                  48.48686123598316,
                  1250.2520653505255
                ],
                [
                  -120.4113160416157,
                  48.50086296615598,
                  1250.2520653505255
                ],
                [
                  -120.39026613395245,
                  48.500387334539866,
                  1813.7320653505255
                ],
                [
                  -120.39098508089732,
                  48.4863858369633,
                  1813.7320653505255
                ],
                [
                  -120.41202920544109,
                  48.48686123598316,
                  1250.2520653505255
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:35:15Z",
            "pc:count": 41629424,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691991.6009,
                "count": 41629424,
                "maximum": 692776.3404,
                "minimum": 691219.7604,
                "name": "X",
                "position": 0,
                "stddev": 430.1742101,
                "variance": 185049.8511
              },
              {
                "average": 5374414.892,
                "count": 41629424,
                "maximum": 5375207.888,
                "minimum": 5373649.928,
                "name": "Y",
                "position": 1,
                "stddev": 425.2095602,
                "variance": 180803.1701
              },
              {
                "average": 1529.66412,
                "count": 41629424,
                "maximum": 1813.732065,
                "minimum": 1250.252065,
                "name": "Z",
                "position": 2,
                "stddev": 123.6238538,
                "variance": 15282.85722
              },
              {
                "average": 548.0012252,
                "count": 41629424,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 380.8846882,
                "variance": 145073.1457
              },
              {
                "average": 1.538402405,
                "count": 41629424,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7863973574,
                "variance": 0.6184208037
              },
              {
                "average": 2.076862606,
                "count": 41629424,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.013399818,
                "variance": 1.026979192
              },
              {
                "average": 0.4978549307,
                "count": 41629424,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999954047,
                "variance": 0.2499954047
              },
              {
                "average": 0.0002772558179,
                "count": 41629424,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01664869225,
                "variance": 0.0002771789538
              },
              {
                "average": 1.271606881,
                "count": 41629424,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5034224266,
                "variance": 0.2534341396
              },
              {
                "average": -0.9230482479,
                "count": 41629424,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.34630356,
                "variance": 128.7386044
              },
              {
                "average": 0,
                "count": 41629424,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.43502101,
                "count": 41629424,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.163606812,
                "variance": 4.681194437
              },
              {
                "average": 222704757.5,
                "count": 41629424,
                "maximum": 222709715.3,
                "minimum": 222703158.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1188.28396,
                "variance": 1412018.769
              },
              {
                "average": 0,
                "count": 41629424,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41629424,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41629424,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41629424,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41629424,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691219.7604,
              5373649.928,
              1250.252065,
              692776.3404,
              5375207.888,
              1813.732065
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691219.7603990571,
                    5373649.927917492,
                    1250.2520653505255
                  ],
                  [
                    691219.7603990571,
                    5375207.887917493,
                    1250.2520653505255
                  ],
                  [
                    692776.3403990571,
                    5375207.887917493,
                    1813.7320653505255
                  ],
                  [
                    692776.3403990571,
                    5373649.927917492,
                    1813.7320653505255
                  ],
                  [
                    691219.7603990571,
                    5373649.927917492,
                    1250.2520653505255
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:35:15+00:00",
            "end_time": "2018-10-04T15:45:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.47192394269446,
              48.37868629820029,
              810.933012457501
            ],
            [
              -120.4712301812259,
              48.39268355506012,
              810.933012457501
            ],
            [
              -120.45022313253153,
              48.39221963419298,
              1686.353012457501
            ],
            [
              -120.45092264207261,
              48.378222604025524,
              1686.353012457501
            ],
            [
              -120.47192394269446,
              48.37868629820029,
              810.933012457501
            ]
          ]
        ]
      },
      "bbox": [
        -120.4719239,
        48.3782226,
        810.9330125,
        -120.4502231,
        48.39268356,
        1686.353012
      ],
      "properties": {
        "datetime": "2018-10-03T17:53:48Z",
        "pc:count": 32872449,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687916.2721,
            "count": 32872449,
            "maximum": 688748.4072,
            "minimum": 687191.7672,
            "name": "X",
            "position": 0,
            "stddev": 460.1563472,
            "variance": 211743.8639
          },
          {
            "average": 5362216.992,
            "count": 32872449,
            "maximum": 5363036.537,
            "minimum": 5361479.177,
            "name": "Y",
            "position": 1,
            "stddev": 438.7701103,
            "variance": 192519.2097
          },
          {
            "average": 1195.403676,
            "count": 32872449,
            "maximum": 1686.353012,
            "minimum": 810.9330125,
            "name": "Z",
            "position": 2,
            "stddev": 199.5623416,
            "variance": 39825.12819
          },
          {
            "average": 416.9471105,
            "count": 32872449,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 215.8779186,
            "variance": 46603.27573
          },
          {
            "average": 1.195124768,
            "count": 32872449,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4585282657,
            "variance": 0.2102481705
          },
          {
            "average": 1.390223679,
            "count": 32872449,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6304776398,
            "variance": 0.3975020542
          },
          {
            "average": 0.4973050837,
            "count": 32872449,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992745,
            "variance": 0.249992745
          },
          {
            "average": 0.0003527878315,
            "count": 32872449,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01877933393,
            "variance": 0.000352663383
          },
          {
            "average": 1.340032804,
            "count": 32872449,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.55738508,
            "variance": 0.3106781274
          },
          {
            "average": -0.6642205707,
            "count": 32872449,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.85248572,
            "variance": 117.7764463
          },
          {
            "average": 0,
            "count": 32872449,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 108.5226554,
            "count": 32872449,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 14.80185313,
            "variance": 219.0948562
          },
          {
            "average": 222570226.3,
            "count": 32872449,
            "maximum": 222624428.6,
            "minimum": 222019306.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 171155.5415,
            "variance": 29294219400.0
          },
          {
            "average": 0,
            "count": 32872449,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32872449,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32872449,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32872449,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32872449,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          687191.7672,
          5361479.177,
          810.9330125,
          688748.4072,
          5363036.537,
          1686.353012
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                687191.7671728183,
                5361479.17722564,
                810.933012457501
              ],
              [
                687191.7671728183,
                5363036.537225639,
                810.933012457501
              ],
              [
                688748.4071728182,
                5363036.537225639,
                1686.353012457501
              ],
              [
                688748.4071728182,
                5361479.17722564,
                1686.353012457501
              ],
              [
                687191.7671728183,
                5361479.17722564,
                810.933012457501
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:53:48+00:00",
        "end_time": "2018-09-26T17:48:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4719239,
            48.3782226,
            810.9330125,
            -120.4502231,
            48.39268356,
            1686.353012
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.47192394269446,
                  48.37868629820029,
                  810.933012457501
                ],
                [
                  -120.4712301812259,
                  48.39268355506012,
                  810.933012457501
                ],
                [
                  -120.45022313253153,
                  48.39221963419298,
                  1686.353012457501
                ],
                [
                  -120.45092264207261,
                  48.378222604025524,
                  1686.353012457501
                ],
                [
                  -120.47192394269446,
                  48.37868629820029,
                  810.933012457501
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:53:48Z",
            "pc:count": 32872449,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687916.2721,
                "count": 32872449,
                "maximum": 688748.4072,
                "minimum": 687191.7672,
                "name": "X",
                "position": 0,
                "stddev": 460.1563472,
                "variance": 211743.8639
              },
              {
                "average": 5362216.992,
                "count": 32872449,
                "maximum": 5363036.537,
                "minimum": 5361479.177,
                "name": "Y",
                "position": 1,
                "stddev": 438.7701103,
                "variance": 192519.2097
              },
              {
                "average": 1195.403676,
                "count": 32872449,
                "maximum": 1686.353012,
                "minimum": 810.9330125,
                "name": "Z",
                "position": 2,
                "stddev": 199.5623416,
                "variance": 39825.12819
              },
              {
                "average": 416.9471105,
                "count": 32872449,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 215.8779186,
                "variance": 46603.27573
              },
              {
                "average": 1.195124768,
                "count": 32872449,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4585282657,
                "variance": 0.2102481705
              },
              {
                "average": 1.390223679,
                "count": 32872449,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6304776398,
                "variance": 0.3975020542
              },
              {
                "average": 0.4973050837,
                "count": 32872449,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992745,
                "variance": 0.249992745
              },
              {
                "average": 0.0003527878315,
                "count": 32872449,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01877933393,
                "variance": 0.000352663383
              },
              {
                "average": 1.340032804,
                "count": 32872449,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.55738508,
                "variance": 0.3106781274
              },
              {
                "average": -0.6642205707,
                "count": 32872449,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.85248572,
                "variance": 117.7764463
              },
              {
                "average": 0,
                "count": 32872449,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 108.5226554,
                "count": 32872449,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 14.80185313,
                "variance": 219.0948562
              },
              {
                "average": 222570226.3,
                "count": 32872449,
                "maximum": 222624428.6,
                "minimum": 222019306.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 171155.5415,
                "variance": 29294219400.0
              },
              {
                "average": 0,
                "count": 32872449,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32872449,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32872449,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32872449,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32872449,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              687191.7672,
              5361479.177,
              810.9330125,
              688748.4072,
              5363036.537,
              1686.353012
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    687191.7671728183,
                    5361479.17722564,
                    810.933012457501
                  ],
                  [
                    687191.7671728183,
                    5363036.537225639,
                    810.933012457501
                  ],
                  [
                    688748.4071728182,
                    5363036.537225639,
                    1686.353012457501
                  ],
                  [
                    688748.4071728182,
                    5361479.17722564,
                    1686.353012457501
                  ],
                  [
                    687191.7671728183,
                    5361479.17722564,
                    810.933012457501
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:53:48+00:00",
            "end_time": "2018-09-26T17:48:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37259413037116,
              48.648942298239426,
              1268.4307678571963
            ],
            [
              -120.37186577674574,
              48.66294696732797,
              1268.4307678571963
            ],
            [
              -120.35074994113873,
              48.66246294156185,
              1585.4107678571963
            ],
            [
              -120.35148413012907,
              48.6484585093944,
              1585.4107678571963
            ],
            [
              -120.37259413037116,
              48.648942298239426,
              1268.4307678571963
            ]
          ]
        ]
      },
      "bbox": [
        -120.3725941,
        48.64845851,
        1268.430768,
        -120.3507499,
        48.66294697,
        1585.410768
      ],
      "properties": {
        "datetime": "2018-10-11T18:00:49Z",
        "pc:count": 45771447,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694300.5938,
            "count": 45771447,
            "maximum": 695070.037,
            "minimum": 693513.517,
            "name": "X",
            "position": 0,
            "stddev": 440.5607431,
            "variance": 194093.7684
          },
          {
            "average": 5392514.381,
            "count": 45771447,
            "maximum": 5393321.756,
            "minimum": 5391763.376,
            "name": "Y",
            "position": 1,
            "stddev": 441.4033816,
            "variance": 194836.9453
          },
          {
            "average": 1418.825753,
            "count": 45771447,
            "maximum": 1585.410768,
            "minimum": 1268.430768,
            "name": "Z",
            "position": 2,
            "stddev": 70.08578795,
            "variance": 4912.017673
          },
          {
            "average": 540.9482951,
            "count": 45771447,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 364.0169579,
            "variance": 132508.3456
          },
          {
            "average": 1.498712614,
            "count": 45771447,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7286725237,
            "variance": 0.5309636469
          },
          {
            "average": 1.997302095,
            "count": 45771447,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.919438794,
            "variance": 0.8453676959
          },
          {
            "average": 0.4966097532,
            "count": 45771447,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885116,
            "variance": 0.2499885117
          },
          {
            "average": 0.0002922127413,
            "count": 45771447,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01709173366,
            "variance": 0.0002921273594
          },
          {
            "average": 1.265642552,
            "count": 45771447,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4914657816,
            "variance": 0.2415386144
          },
          {
            "average": -0.8297835772,
            "count": 45771447,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.52076927,
            "variance": 132.7281245
          },
          {
            "average": 0,
            "count": 45771447,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.4132834,
            "count": 45771447,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.137911073,
            "variance": 83.50141878
          },
          {
            "average": 223078864.9,
            "count": 45771447,
            "maximum": 223316049,
            "minimum": 222710445.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 294133.5167,
            "variance": 86514525660.0
          },
          {
            "average": 0,
            "count": 45771447,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45771447,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45771447,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45771447,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45771447,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693513.517,
          5391763.376,
          1268.430768,
          695070.037,
          5393321.756,
          1585.410768
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693513.5170064392,
                5391763.37582606,
                1268.4307678571963
              ],
              [
                693513.5170064392,
                5393321.755826061,
                1268.4307678571963
              ],
              [
                695070.0370064392,
                5393321.755826061,
                1585.4107678571963
              ],
              [
                695070.0370064392,
                5391763.37582606,
                1585.4107678571963
              ],
              [
                693513.5170064392,
                5391763.37582606,
                1268.4307678571963
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:00:49+00:00",
        "end_time": "2018-10-04T17:47:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3725941,
            48.64845851,
            1268.430768,
            -120.3507499,
            48.66294697,
            1585.410768
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37259413037116,
                  48.648942298239426,
                  1268.4307678571963
                ],
                [
                  -120.37186577674574,
                  48.66294696732797,
                  1268.4307678571963
                ],
                [
                  -120.35074994113873,
                  48.66246294156185,
                  1585.4107678571963
                ],
                [
                  -120.35148413012907,
                  48.6484585093944,
                  1585.4107678571963
                ],
                [
                  -120.37259413037116,
                  48.648942298239426,
                  1268.4307678571963
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:00:49Z",
            "pc:count": 45771447,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694300.5938,
                "count": 45771447,
                "maximum": 695070.037,
                "minimum": 693513.517,
                "name": "X",
                "position": 0,
                "stddev": 440.5607431,
                "variance": 194093.7684
              },
              {
                "average": 5392514.381,
                "count": 45771447,
                "maximum": 5393321.756,
                "minimum": 5391763.376,
                "name": "Y",
                "position": 1,
                "stddev": 441.4033816,
                "variance": 194836.9453
              },
              {
                "average": 1418.825753,
                "count": 45771447,
                "maximum": 1585.410768,
                "minimum": 1268.430768,
                "name": "Z",
                "position": 2,
                "stddev": 70.08578795,
                "variance": 4912.017673
              },
              {
                "average": 540.9482951,
                "count": 45771447,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 364.0169579,
                "variance": 132508.3456
              },
              {
                "average": 1.498712614,
                "count": 45771447,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7286725237,
                "variance": 0.5309636469
              },
              {
                "average": 1.997302095,
                "count": 45771447,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.919438794,
                "variance": 0.8453676959
              },
              {
                "average": 0.4966097532,
                "count": 45771447,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885116,
                "variance": 0.2499885117
              },
              {
                "average": 0.0002922127413,
                "count": 45771447,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01709173366,
                "variance": 0.0002921273594
              },
              {
                "average": 1.265642552,
                "count": 45771447,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4914657816,
                "variance": 0.2415386144
              },
              {
                "average": -0.8297835772,
                "count": 45771447,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.52076927,
                "variance": 132.7281245
              },
              {
                "average": 0,
                "count": 45771447,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.4132834,
                "count": 45771447,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.137911073,
                "variance": 83.50141878
              },
              {
                "average": 223078864.9,
                "count": 45771447,
                "maximum": 223316049,
                "minimum": 222710445.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 294133.5167,
                "variance": 86514525660.0
              },
              {
                "average": 0,
                "count": 45771447,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45771447,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45771447,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45771447,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45771447,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693513.517,
              5391763.376,
              1268.430768,
              695070.037,
              5393321.756,
              1585.410768
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693513.5170064392,
                    5391763.37582606,
                    1268.4307678571963
                  ],
                  [
                    693513.5170064392,
                    5393321.755826061,
                    1268.4307678571963
                  ],
                  [
                    695070.0370064392,
                    5393321.755826061,
                    1585.4107678571963
                  ],
                  [
                    695070.0370064392,
                    5391763.37582606,
                    1585.4107678571963
                  ],
                  [
                    693513.5170064392,
                    5391763.37582606,
                    1268.4307678571963
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:00:49+00:00",
            "end_time": "2018-10-04T17:47:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45236648458668,
              48.45972734931642,
              1393.5045235782843
            ],
            [
              -120.45166518771553,
              48.473727791069855,
              1393.5045235782843
            ],
            [
              -120.43062610730762,
              48.47325973905742,
              2054.344523578284
            ],
            [
              -120.43133317863081,
              48.459259526145786,
              2054.344523578284
            ],
            [
              -120.45236648458668,
              48.45972734931642,
              1393.5045235782843
            ]
          ]
        ]
      },
      "bbox": [
        -120.4523665,
        48.45925953,
        1393.504524,
        -120.4306261,
        48.47372779,
        2054.344524
      ],
      "properties": {
        "datetime": "2018-10-03T18:40:13Z",
        "pc:count": 47848277,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 689095.1822,
            "count": 47848277,
            "maximum": 689896.5764,
            "minimum": 688340.0164,
            "name": "X",
            "position": 0,
            "stddev": 417.16095,
            "variance": 174023.2582
          },
          {
            "average": 5371327.92,
            "count": 47848277,
            "maximum": 5372091.899,
            "minimum": 5370534.139,
            "name": "Y",
            "position": 1,
            "stddev": 430.6845014,
            "variance": 185489.1397
          },
          {
            "average": 1668.379246,
            "count": 47848277,
            "maximum": 2054.344524,
            "minimum": 1393.504524,
            "name": "Z",
            "position": 2,
            "stddev": 129.035863,
            "variance": 16650.25394
          },
          {
            "average": 428.0372138,
            "count": 47848277,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 316.360197,
            "variance": 100083.7743
          },
          {
            "average": 1.652153305,
            "count": 47848277,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.838275149,
            "variance": 0.7027052254
          },
          {
            "average": 2.30464006,
            "count": 47848277,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.015240854,
            "variance": 1.030713992
          },
          {
            "average": 0.4969199622,
            "count": 47848277,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999905185,
            "variance": 0.2499905186
          },
          {
            "average": 0.0002259224507,
            "count": 47848277,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01502901908,
            "variance": 0.0002258714144
          },
          {
            "average": 1.195113546,
            "count": 47848277,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4494975511,
            "variance": 0.2020480484
          },
          {
            "average": 2.057471753,
            "count": 47848277,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.10559872,
            "variance": 123.3343229
          },
          {
            "average": 0,
            "count": 47848277,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 636.2928535,
            "count": 47848277,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 712.4326159,
            "variance": 507560.2321
          },
          {
            "average": 222624987.2,
            "count": 47848277,
            "maximum": 222627213.9,
            "minimum": 222623937.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 668.0539536,
            "variance": 446296.0849
          },
          {
            "average": 0,
            "count": 47848277,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47848277,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47848277,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47848277,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47848277,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688340.0164,
          5370534.139,
          1393.504524,
          689896.5764,
          5372091.899,
          2054.344524
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688340.0163624726,
                5370534.138623885,
                1393.5045235782843
              ],
              [
                688340.0163624726,
                5372091.898623885,
                1393.5045235782843
              ],
              [
                689896.5763624726,
                5372091.898623885,
                2054.344523578284
              ],
              [
                689896.5763624726,
                5370534.138623885,
                2054.344523578284
              ],
              [
                688340.0163624726,
                5370534.138623885,
                1393.5045235782843
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:40:13+00:00",
        "end_time": "2018-10-03T17:45:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4523665,
            48.45925953,
            1393.504524,
            -120.4306261,
            48.47372779,
            2054.344524
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45236648458668,
                  48.45972734931642,
                  1393.5045235782843
                ],
                [
                  -120.45166518771553,
                  48.473727791069855,
                  1393.5045235782843
                ],
                [
                  -120.43062610730762,
                  48.47325973905742,
                  2054.344523578284
                ],
                [
                  -120.43133317863081,
                  48.459259526145786,
                  2054.344523578284
                ],
                [
                  -120.45236648458668,
                  48.45972734931642,
                  1393.5045235782843
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:40:13Z",
            "pc:count": 47848277,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 689095.1822,
                "count": 47848277,
                "maximum": 689896.5764,
                "minimum": 688340.0164,
                "name": "X",
                "position": 0,
                "stddev": 417.16095,
                "variance": 174023.2582
              },
              {
                "average": 5371327.92,
                "count": 47848277,
                "maximum": 5372091.899,
                "minimum": 5370534.139,
                "name": "Y",
                "position": 1,
                "stddev": 430.6845014,
                "variance": 185489.1397
              },
              {
                "average": 1668.379246,
                "count": 47848277,
                "maximum": 2054.344524,
                "minimum": 1393.504524,
                "name": "Z",
                "position": 2,
                "stddev": 129.035863,
                "variance": 16650.25394
              },
              {
                "average": 428.0372138,
                "count": 47848277,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 316.360197,
                "variance": 100083.7743
              },
              {
                "average": 1.652153305,
                "count": 47848277,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.838275149,
                "variance": 0.7027052254
              },
              {
                "average": 2.30464006,
                "count": 47848277,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.015240854,
                "variance": 1.030713992
              },
              {
                "average": 0.4969199622,
                "count": 47848277,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999905185,
                "variance": 0.2499905186
              },
              {
                "average": 0.0002259224507,
                "count": 47848277,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01502901908,
                "variance": 0.0002258714144
              },
              {
                "average": 1.195113546,
                "count": 47848277,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4494975511,
                "variance": 0.2020480484
              },
              {
                "average": 2.057471753,
                "count": 47848277,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.10559872,
                "variance": 123.3343229
              },
              {
                "average": 0,
                "count": 47848277,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 636.2928535,
                "count": 47848277,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 712.4326159,
                "variance": 507560.2321
              },
              {
                "average": 222624987.2,
                "count": 47848277,
                "maximum": 222627213.9,
                "minimum": 222623937.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 668.0539536,
                "variance": 446296.0849
              },
              {
                "average": 0,
                "count": 47848277,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47848277,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47848277,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47848277,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47848277,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688340.0164,
              5370534.139,
              1393.504524,
              689896.5764,
              5372091.899,
              2054.344524
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688340.0163624726,
                    5370534.138623885,
                    1393.5045235782843
                  ],
                  [
                    688340.0163624726,
                    5372091.898623885,
                    1393.5045235782843
                  ],
                  [
                    689896.5763624726,
                    5372091.898623885,
                    2054.344523578284
                  ],
                  [
                    689896.5763624726,
                    5370534.138623885,
                    2054.344523578284
                  ],
                  [
                    688340.0163624726,
                    5370534.138623885,
                    1393.5045235782843
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:40:13+00:00",
            "end_time": "2018-10-03T17:45:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_560588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.53291815052654,
              48.40541995265547,
              1070.1187158790447
            ],
            [
              -120.53224042897526,
              48.419418873756804,
              1070.1187158790447
            ],
            [
              -120.51122300344929,
              48.418965940815845,
              1850.0187158790447
            ],
            [
              -120.51190648256181,
              48.40496724108898,
              1850.0187158790447
            ],
            [
              -120.53291815052654,
              48.40541995265547,
              1070.1187158790447
            ]
          ]
        ]
      },
      "bbox": [
        -120.5329182,
        48.40496724,
        1070.118716,
        -120.511223,
        48.41941887,
        1850.018716
      ],
      "properties": {
        "datetime": "2018-09-26T17:27:41Z",
        "pc:count": 28228791,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 683324.3523,
            "count": 28228791,
            "maximum": 684136.5741,
            "minimum": 682580.0541,
            "name": "X",
            "position": 0,
            "stddev": 424.4299756,
            "variance": 180140.8042
          },
          {
            "average": 5365045.445,
            "count": 28228791,
            "maximum": 5365860.618,
            "minimum": 5364303.138,
            "name": "Y",
            "position": 1,
            "stddev": 445.2689736,
            "variance": 198264.4588
          },
          {
            "average": 1468.682726,
            "count": 28228791,
            "maximum": 1850.018716,
            "minimum": 1070.118716,
            "name": "Z",
            "position": 2,
            "stddev": 173.4753351,
            "variance": 30093.6919
          },
          {
            "average": 471.2658329,
            "count": 28228791,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 201.7407858,
            "variance": 40699.34466
          },
          {
            "average": 1.117090704,
            "count": 28228791,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.402621759,
            "variance": 0.1621042808
          },
          {
            "average": 1.234150092,
            "count": 28228791,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5961803939,
            "variance": 0.3554310621
          },
          {
            "average": 0.4981966815,
            "count": 28228791,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999967569,
            "variance": 0.2499967569
          },
          {
            "average": 0.0002678825317,
            "count": 28228791,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0163649253,
            "variance": 0.0002678107801
          },
          {
            "average": 1.49543521,
            "count": 28228791,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5744697337,
            "variance": 0.3300154749
          },
          {
            "average": -1.28474465,
            "count": 28228791,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.3297957,
            "variance": 106.7046792
          },
          {
            "average": 0,
            "count": 28228791,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 56.27665315,
            "count": 28228791,
            "maximum": 58,
            "minimum": 54,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.01928373,
            "variance": 1.038939323
          },
          {
            "average": 222017228.8,
            "count": 28228791,
            "maximum": 222018061.8,
            "minimum": 222016217.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 466.1887942,
            "variance": 217331.9919
          },
          {
            "average": 0,
            "count": 28228791,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28228791,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28228791,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28228791,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28228791,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          682580.0541,
          5364303.138,
          1070.118716,
          684136.5741,
          5365860.618,
          1850.018716
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                682580.0540882437,
                5364303.138346459,
                1070.1187158790447
              ],
              [
                682580.0540882437,
                5365860.618346459,
                1070.1187158790447
              ],
              [
                684136.5740882438,
                5365860.618346459,
                1850.0187158790447
              ],
              [
                684136.5740882438,
                5364303.138346459,
                1850.0187158790447
              ],
              [
                682580.0540882437,
                5364303.138346459,
                1070.1187158790447
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-09-26T17:27:41+00:00",
        "end_time": "2018-09-26T16:56:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_560588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_560588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_560588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.5329182,
            48.40496724,
            1070.118716,
            -120.511223,
            48.41941887,
            1850.018716
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.53291815052654,
                  48.40541995265547,
                  1070.1187158790447
                ],
                [
                  -120.53224042897526,
                  48.419418873756804,
                  1070.1187158790447
                ],
                [
                  -120.51122300344929,
                  48.418965940815845,
                  1850.0187158790447
                ],
                [
                  -120.51190648256181,
                  48.40496724108898,
                  1850.0187158790447
                ],
                [
                  -120.53291815052654,
                  48.40541995265547,
                  1070.1187158790447
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_560588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_560588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-09-26T17:27:41Z",
            "pc:count": 28228791,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 683324.3523,
                "count": 28228791,
                "maximum": 684136.5741,
                "minimum": 682580.0541,
                "name": "X",
                "position": 0,
                "stddev": 424.4299756,
                "variance": 180140.8042
              },
              {
                "average": 5365045.445,
                "count": 28228791,
                "maximum": 5365860.618,
                "minimum": 5364303.138,
                "name": "Y",
                "position": 1,
                "stddev": 445.2689736,
                "variance": 198264.4588
              },
              {
                "average": 1468.682726,
                "count": 28228791,
                "maximum": 1850.018716,
                "minimum": 1070.118716,
                "name": "Z",
                "position": 2,
                "stddev": 173.4753351,
                "variance": 30093.6919
              },
              {
                "average": 471.2658329,
                "count": 28228791,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 201.7407858,
                "variance": 40699.34466
              },
              {
                "average": 1.117090704,
                "count": 28228791,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.402621759,
                "variance": 0.1621042808
              },
              {
                "average": 1.234150092,
                "count": 28228791,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5961803939,
                "variance": 0.3554310621
              },
              {
                "average": 0.4981966815,
                "count": 28228791,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999967569,
                "variance": 0.2499967569
              },
              {
                "average": 0.0002678825317,
                "count": 28228791,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0163649253,
                "variance": 0.0002678107801
              },
              {
                "average": 1.49543521,
                "count": 28228791,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5744697337,
                "variance": 0.3300154749
              },
              {
                "average": -1.28474465,
                "count": 28228791,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.3297957,
                "variance": 106.7046792
              },
              {
                "average": 0,
                "count": 28228791,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 56.27665315,
                "count": 28228791,
                "maximum": 58,
                "minimum": 54,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.01928373,
                "variance": 1.038939323
              },
              {
                "average": 222017228.8,
                "count": 28228791,
                "maximum": 222018061.8,
                "minimum": 222016217.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 466.1887942,
                "variance": 217331.9919
              },
              {
                "average": 0,
                "count": 28228791,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28228791,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28228791,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28228791,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28228791,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              682580.0541,
              5364303.138,
              1070.118716,
              684136.5741,
              5365860.618,
              1850.018716
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    682580.0540882437,
                    5364303.138346459,
                    1070.1187158790447
                  ],
                  [
                    682580.0540882437,
                    5365860.618346459,
                    1070.1187158790447
                  ],
                  [
                    684136.5740882438,
                    5365860.618346459,
                    1850.0187158790447
                  ],
                  [
                    684136.5740882438,
                    5364303.138346459,
                    1850.0187158790447
                  ],
                  [
                    682580.0540882437,
                    5364303.138346459,
                    1070.1187158790447
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-09-26T17:27:41+00:00",
            "end_time": "2018-09-26T16:56:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37278188976299,
              48.67593601233086,
              1529.2759765716776
            ],
            [
              -120.37205290631645,
              48.689940437872266,
              1529.2759765716776
            ],
            [
              -120.35092605487884,
              48.689456253371425,
              2044.5959765716777
            ],
            [
              -120.35166088220149,
              48.67545206485382,
              2044.5959765716777
            ],
            [
              -120.37278188976299,
              48.67593601233086,
              1529.2759765716776
            ]
          ]
        ]
      },
      "bbox": [
        -120.3727819,
        48.67545206,
        1529.275977,
        -120.3509261,
        48.68994044,
        2044.595977
      ],
      "properties": {
        "datetime": "2018-10-11T18:01:36Z",
        "pc:count": 37971050,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694197.7271,
            "count": 37971050,
            "maximum": 694952.8253,
            "minimum": 693396.3253,
            "name": "X",
            "position": 0,
            "stddev": 450.935477,
            "variance": 203342.8044
          },
          {
            "average": 5395531.312,
            "count": 37971050,
            "maximum": 5396321.446,
            "minimum": 5394763.086,
            "name": "Y",
            "position": 1,
            "stddev": 423.438397,
            "variance": 179300.0761
          },
          {
            "average": 1766.460993,
            "count": 37971050,
            "maximum": 2044.595977,
            "minimum": 1529.275977,
            "name": "Z",
            "position": 2,
            "stddev": 113.6240779,
            "variance": 12910.43108
          },
          {
            "average": 460.2830738,
            "count": 37971050,
            "maximum": 4095,
            "minimum": 24,
            "name": "Intensity",
            "position": 3,
            "stddev": 330.2786336,
            "variance": 109083.9758
          },
          {
            "average": 1.429898488,
            "count": 37971050,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7689455597,
            "variance": 0.5912772737
          },
          {
            "average": 1.859609887,
            "count": 37971050,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.076524543,
            "variance": 1.158905091
          },
          {
            "average": 0.4969940784,
            "count": 37971050,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999909709,
            "variance": 0.249990971
          },
          {
            "average": 0.0003119481816,
            "count": 37971050,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01765930005,
            "variance": 0.0003118508781
          },
          {
            "average": 1.382245237,
            "count": 37971050,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5546942433,
            "variance": 0.3076857035
          },
          {
            "average": -0.9380985772,
            "count": 37971050,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.76881069,
            "variance": 163.0425264
          },
          {
            "average": 0,
            "count": 37971050,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.7175635,
            "count": 37971050,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.052208328,
            "variance": 81.94247562
          },
          {
            "average": 223090363.3,
            "count": 37971050,
            "maximum": 223316096.6,
            "minimum": 222710399.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 291313.98,
            "variance": 84863834970.0
          },
          {
            "average": 0,
            "count": 37971050,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37971050,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37971050,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37971050,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37971050,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693396.3253,
          5394763.086,
          1529.275977,
          694952.8253,
          5396321.446,
          2044.595977
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693396.3252664441,
                5394763.086096194,
                1529.2759765716776
              ],
              [
                693396.3252664441,
                5396321.446096193,
                1529.2759765716776
              ],
              [
                694952.8252664441,
                5396321.446096193,
                2044.5959765716777
              ],
              [
                694952.8252664441,
                5394763.086096194,
                2044.5959765716777
              ],
              [
                693396.3252664441,
                5394763.086096194,
                1529.2759765716776
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:01:36+00:00",
        "end_time": "2018-10-04T17:46:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3727819,
            48.67545206,
            1529.275977,
            -120.3509261,
            48.68994044,
            2044.595977
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37278188976299,
                  48.67593601233086,
                  1529.2759765716776
                ],
                [
                  -120.37205290631645,
                  48.689940437872266,
                  1529.2759765716776
                ],
                [
                  -120.35092605487884,
                  48.689456253371425,
                  2044.5959765716777
                ],
                [
                  -120.35166088220149,
                  48.67545206485382,
                  2044.5959765716777
                ],
                [
                  -120.37278188976299,
                  48.67593601233086,
                  1529.2759765716776
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:01:36Z",
            "pc:count": 37971050,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694197.7271,
                "count": 37971050,
                "maximum": 694952.8253,
                "minimum": 693396.3253,
                "name": "X",
                "position": 0,
                "stddev": 450.935477,
                "variance": 203342.8044
              },
              {
                "average": 5395531.312,
                "count": 37971050,
                "maximum": 5396321.446,
                "minimum": 5394763.086,
                "name": "Y",
                "position": 1,
                "stddev": 423.438397,
                "variance": 179300.0761
              },
              {
                "average": 1766.460993,
                "count": 37971050,
                "maximum": 2044.595977,
                "minimum": 1529.275977,
                "name": "Z",
                "position": 2,
                "stddev": 113.6240779,
                "variance": 12910.43108
              },
              {
                "average": 460.2830738,
                "count": 37971050,
                "maximum": 4095,
                "minimum": 24,
                "name": "Intensity",
                "position": 3,
                "stddev": 330.2786336,
                "variance": 109083.9758
              },
              {
                "average": 1.429898488,
                "count": 37971050,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7689455597,
                "variance": 0.5912772737
              },
              {
                "average": 1.859609887,
                "count": 37971050,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.076524543,
                "variance": 1.158905091
              },
              {
                "average": 0.4969940784,
                "count": 37971050,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999909709,
                "variance": 0.249990971
              },
              {
                "average": 0.0003119481816,
                "count": 37971050,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01765930005,
                "variance": 0.0003118508781
              },
              {
                "average": 1.382245237,
                "count": 37971050,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5546942433,
                "variance": 0.3076857035
              },
              {
                "average": -0.9380985772,
                "count": 37971050,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.76881069,
                "variance": 163.0425264
              },
              {
                "average": 0,
                "count": 37971050,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.7175635,
                "count": 37971050,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.052208328,
                "variance": 81.94247562
              },
              {
                "average": 223090363.3,
                "count": 37971050,
                "maximum": 223316096.6,
                "minimum": 222710399.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 291313.98,
                "variance": 84863834970.0
              },
              {
                "average": 0,
                "count": 37971050,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37971050,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37971050,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37971050,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37971050,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693396.3253,
              5394763.086,
              1529.275977,
              694952.8253,
              5396321.446,
              2044.595977
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693396.3252664441,
                    5394763.086096194,
                    1529.2759765716776
                  ],
                  [
                    693396.3252664441,
                    5396321.446096193,
                    1529.2759765716776
                  ],
                  [
                    694952.8252664441,
                    5396321.446096193,
                    2044.5959765716777
                  ],
                  [
                    694952.8252664441,
                    5394763.086096194,
                    2044.5959765716777
                  ],
                  [
                    693396.3252664441,
                    5394763.086096194,
                    1529.2759765716776
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:01:36+00:00",
            "end_time": "2018-10-04T17:46:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41338144791533,
              48.66240663366884,
              1503.2652615654895
            ],
            [
              -120.41266922108721,
              48.67631089104066,
              1503.2652615654895
            ],
            [
              -120.39154955332694,
              48.67583430295154,
              1851.0452615654897
            ],
            [
              -120.39226757786322,
              48.661930277202174,
              1851.0452615654897
            ],
            [
              -120.41338144791533,
              48.66240663366884,
              1503.2652615654895
            ]
          ]
        ]
      },
      "bbox": [
        -120.4133814,
        48.66193028,
        1503.265262,
        -120.3915496,
        48.67631089,
        1851.045262
      ],
      "properties": {
        "datetime": "2018-10-04T16:25:52Z",
        "pc:count": 34191414,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691266.5611,
            "count": 34191414,
            "maximum": 692015.2977,
            "minimum": 690458.9577,
            "name": "X",
            "position": 0,
            "stddev": 413.6661475,
            "variance": 171119.6816
          },
          {
            "average": 5393914.563,
            "count": 34191414,
            "maximum": 5394704.349,
            "minimum": 5393157.189,
            "name": "Y",
            "position": 1,
            "stddev": 424.5743946,
            "variance": 180263.4166
          },
          {
            "average": 1674.1221,
            "count": 34191414,
            "maximum": 1851.045262,
            "minimum": 1503.265262,
            "name": "Z",
            "position": 2,
            "stddev": 78.61032625,
            "variance": 6179.583393
          },
          {
            "average": 655.5247519,
            "count": 34191414,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 370.5255572,
            "variance": 137289.1885
          },
          {
            "average": 1.372971384,
            "count": 34191414,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6434915575,
            "variance": 0.4140813846
          },
          {
            "average": 1.745975466,
            "count": 34191414,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8544855903,
            "variance": 0.730145624
          },
          {
            "average": 0.4975149902,
            "count": 34191414,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499993832,
            "variance": 0.249993832
          },
          {
            "average": 0.0002219855546,
            "count": 34191414,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01489752609,
            "variance": 0.0002219362835
          },
          {
            "average": 1.333396829,
            "count": 34191414,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5244913921,
            "variance": 0.2750912204
          },
          {
            "average": -1.666243544,
            "count": 34191414,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.4595057,
            "variance": 131.320271
          },
          {
            "average": 0,
            "count": 34191414,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.74254841,
            "count": 34191414,
            "maximum": 98,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.847667478,
            "variance": 3.413875111
          },
          {
            "average": 222704608.2,
            "count": 34191414,
            "maximum": 222705552.7,
            "minimum": 222703458.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 828.4882967,
            "variance": 686392.8577
          },
          {
            "average": 0,
            "count": 34191414,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34191414,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34191414,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34191414,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34191414,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690458.9577,
          5393157.189,
          1503.265262,
          692015.2977,
          5394704.349,
          1851.045262
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690458.9577262964,
                5393157.188814897,
                1503.2652615654895
              ],
              [
                690458.9577262964,
                5394704.348814897,
                1503.2652615654895
              ],
              [
                692015.2977262965,
                5394704.348814897,
                1851.0452615654897
              ],
              [
                692015.2977262965,
                5393157.188814897,
                1851.0452615654897
              ],
              [
                690458.9577262964,
                5393157.188814897,
                1503.2652615654895
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:25:52+00:00",
        "end_time": "2018-10-04T15:50:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4133814,
            48.66193028,
            1503.265262,
            -120.3915496,
            48.67631089,
            1851.045262
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41338144791533,
                  48.66240663366884,
                  1503.2652615654895
                ],
                [
                  -120.41266922108721,
                  48.67631089104066,
                  1503.2652615654895
                ],
                [
                  -120.39154955332694,
                  48.67583430295154,
                  1851.0452615654897
                ],
                [
                  -120.39226757786322,
                  48.661930277202174,
                  1851.0452615654897
                ],
                [
                  -120.41338144791533,
                  48.66240663366884,
                  1503.2652615654895
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:25:52Z",
            "pc:count": 34191414,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691266.5611,
                "count": 34191414,
                "maximum": 692015.2977,
                "minimum": 690458.9577,
                "name": "X",
                "position": 0,
                "stddev": 413.6661475,
                "variance": 171119.6816
              },
              {
                "average": 5393914.563,
                "count": 34191414,
                "maximum": 5394704.349,
                "minimum": 5393157.189,
                "name": "Y",
                "position": 1,
                "stddev": 424.5743946,
                "variance": 180263.4166
              },
              {
                "average": 1674.1221,
                "count": 34191414,
                "maximum": 1851.045262,
                "minimum": 1503.265262,
                "name": "Z",
                "position": 2,
                "stddev": 78.61032625,
                "variance": 6179.583393
              },
              {
                "average": 655.5247519,
                "count": 34191414,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 370.5255572,
                "variance": 137289.1885
              },
              {
                "average": 1.372971384,
                "count": 34191414,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6434915575,
                "variance": 0.4140813846
              },
              {
                "average": 1.745975466,
                "count": 34191414,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8544855903,
                "variance": 0.730145624
              },
              {
                "average": 0.4975149902,
                "count": 34191414,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499993832,
                "variance": 0.249993832
              },
              {
                "average": 0.0002219855546,
                "count": 34191414,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01489752609,
                "variance": 0.0002219362835
              },
              {
                "average": 1.333396829,
                "count": 34191414,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5244913921,
                "variance": 0.2750912204
              },
              {
                "average": -1.666243544,
                "count": 34191414,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.4595057,
                "variance": 131.320271
              },
              {
                "average": 0,
                "count": 34191414,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.74254841,
                "count": 34191414,
                "maximum": 98,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.847667478,
                "variance": 3.413875111
              },
              {
                "average": 222704608.2,
                "count": 34191414,
                "maximum": 222705552.7,
                "minimum": 222703458.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 828.4882967,
                "variance": 686392.8577
              },
              {
                "average": 0,
                "count": 34191414,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34191414,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34191414,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34191414,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34191414,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690458.9577,
              5393157.189,
              1503.265262,
              692015.2977,
              5394704.349,
              1851.045262
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690458.9577262964,
                    5393157.188814897,
                    1503.2652615654895
                  ],
                  [
                    690458.9577262964,
                    5394704.348814897,
                    1503.2652615654895
                  ],
                  [
                    692015.2977262965,
                    5394704.348814897,
                    1851.0452615654897
                  ],
                  [
                    692015.2977262965,
                    5393157.188814897,
                    1851.0452615654897
                  ],
                  [
                    690458.9577262964,
                    5393157.188814897,
                    1503.2652615654895
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:25:52+00:00",
            "end_time": "2018-10-04T15:50:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180926_OKAMTW_565088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4720435996947,
              48.39217886748122,
              807.6663367955559
            ],
            [
              -120.47134945326205,
              48.40617789021557,
              807.6663367955559
            ],
            [
              -120.4503368459779,
              48.40571389469562,
              1322.626336795556
            ],
            [
              -120.45103674546722,
              48.39171509873159,
              1322.626336795556
            ],
            [
              -120.4720435996947,
              48.39217886748122,
              807.6663367955559
            ]
          ]
        ]
      },
      "bbox": [
        -120.4720436,
        48.3917151,
        807.6663368,
        -120.4503368,
        48.40617789,
        1322.626337
      ],
      "properties": {
        "datetime": "2018-10-03T17:54:11Z",
        "pc:count": 34164507,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 687901.6279,
            "count": 34164507,
            "maximum": 688690.0502,
            "minimum": 687133.4102,
            "name": "X",
            "position": 0,
            "stddev": 455.0395076,
            "variance": 207060.9535
          },
          {
            "average": 5363800.789,
            "count": 34164507,
            "maximum": 5364536.018,
            "minimum": 5362978.458,
            "name": "Y",
            "position": 1,
            "stddev": 436.8400208,
            "variance": 190829.2038
          },
          {
            "average": 954.0653433,
            "count": 34164507,
            "maximum": 1322.626337,
            "minimum": 807.6663368,
            "name": "Z",
            "position": 2,
            "stddev": 113.2389765,
            "variance": 12823.0658
          },
          {
            "average": 486.1464684,
            "count": 34164507,
            "maximum": 4095,
            "minimum": 83,
            "name": "Intensity",
            "position": 3,
            "stddev": 257.2282594,
            "variance": 66166.37744
          },
          {
            "average": 1.238908467,
            "count": 34164507,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4810531648,
            "variance": 0.2314121474
          },
          {
            "average": 1.477786113,
            "count": 34164507,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6310558977,
            "variance": 0.398231546
          },
          {
            "average": 0.4989093798,
            "count": 34164507,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999988179,
            "variance": 0.2499988179
          },
          {
            "average": 0.0003287915145,
            "count": 34164507,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01812962824,
            "variance": 0.0003286834203
          },
          {
            "average": 1.248593606,
            "count": 34164507,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4719617304,
            "variance": 0.222747875
          },
          {
            "average": -1.15126896,
            "count": 34164507,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.35196036,
            "variance": 107.1630834
          },
          {
            "average": 0,
            "count": 34164507,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 108.2271089,
            "count": 34164507,
            "maximum": 115,
            "minimum": 61,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 15.2921556,
            "variance": 233.850023
          },
          {
            "average": 222566359.8,
            "count": 34164507,
            "maximum": 222624451.9,
            "minimum": 222019334.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 176686.4674,
            "variance": 31218107760.0
          },
          {
            "average": 0,
            "count": 34164507,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34164507,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34164507,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34164507,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34164507,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          687133.4102,
          5362978.458,
          807.6663368,
          688690.0502,
          5364536.018,
          1322.626337
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                687133.4102479963,
                5362978.457961646,
                807.6663367955559
              ],
              [
                687133.4102479963,
                5364536.017961646,
                807.6663367955559
              ],
              [
                688690.0502479962,
                5364536.017961646,
                1322.626336795556
              ],
              [
                688690.0502479962,
                5362978.457961646,
                1322.626336795556
              ],
              [
                687133.4102479963,
                5362978.457961646,
                807.6663367955559
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T17:54:11+00:00",
        "end_time": "2018-09-26T17:48:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180926_OKAMTW_565088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180926_OKAMTW_565088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180926_OKAMTW_565088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4720436,
            48.3917151,
            807.6663368,
            -120.4503368,
            48.40617789,
            1322.626337
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4720435996947,
                  48.39217886748122,
                  807.6663367955559
                ],
                [
                  -120.47134945326205,
                  48.40617789021557,
                  807.6663367955559
                ],
                [
                  -120.4503368459779,
                  48.40571389469562,
                  1322.626336795556
                ],
                [
                  -120.45103674546722,
                  48.39171509873159,
                  1322.626336795556
                ],
                [
                  -120.4720435996947,
                  48.39217886748122,
                  807.6663367955559
                ]
              ]
            ]
          },
          "id": "20180926_OKAMTW_565088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180926_OKAMTW_565088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T17:54:11Z",
            "pc:count": 34164507,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 687901.6279,
                "count": 34164507,
                "maximum": 688690.0502,
                "minimum": 687133.4102,
                "name": "X",
                "position": 0,
                "stddev": 455.0395076,
                "variance": 207060.9535
              },
              {
                "average": 5363800.789,
                "count": 34164507,
                "maximum": 5364536.018,
                "minimum": 5362978.458,
                "name": "Y",
                "position": 1,
                "stddev": 436.8400208,
                "variance": 190829.2038
              },
              {
                "average": 954.0653433,
                "count": 34164507,
                "maximum": 1322.626337,
                "minimum": 807.6663368,
                "name": "Z",
                "position": 2,
                "stddev": 113.2389765,
                "variance": 12823.0658
              },
              {
                "average": 486.1464684,
                "count": 34164507,
                "maximum": 4095,
                "minimum": 83,
                "name": "Intensity",
                "position": 3,
                "stddev": 257.2282594,
                "variance": 66166.37744
              },
              {
                "average": 1.238908467,
                "count": 34164507,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4810531648,
                "variance": 0.2314121474
              },
              {
                "average": 1.477786113,
                "count": 34164507,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6310558977,
                "variance": 0.398231546
              },
              {
                "average": 0.4989093798,
                "count": 34164507,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999988179,
                "variance": 0.2499988179
              },
              {
                "average": 0.0003287915145,
                "count": 34164507,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01812962824,
                "variance": 0.0003286834203
              },
              {
                "average": 1.248593606,
                "count": 34164507,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4719617304,
                "variance": 0.222747875
              },
              {
                "average": -1.15126896,
                "count": 34164507,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.35196036,
                "variance": 107.1630834
              },
              {
                "average": 0,
                "count": 34164507,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 108.2271089,
                "count": 34164507,
                "maximum": 115,
                "minimum": 61,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 15.2921556,
                "variance": 233.850023
              },
              {
                "average": 222566359.8,
                "count": 34164507,
                "maximum": 222624451.9,
                "minimum": 222019334.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 176686.4674,
                "variance": 31218107760.0
              },
              {
                "average": 0,
                "count": 34164507,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34164507,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34164507,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34164507,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34164507,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              687133.4102,
              5362978.458,
              807.6663368,
              688690.0502,
              5364536.018,
              1322.626337
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    687133.4102479963,
                    5362978.457961646,
                    807.6663367955559
                  ],
                  [
                    687133.4102479963,
                    5364536.017961646,
                    807.6663367955559
                  ],
                  [
                    688690.0502479962,
                    5364536.017961646,
                    1322.626336795556
                  ],
                  [
                    688690.0502479962,
                    5362978.457961646,
                    1322.626336795556
                  ],
                  [
                    687133.4102479963,
                    5362978.457961646,
                    807.6663367955559
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T17:54:11+00:00",
            "end_time": "2018-09-26T17:48:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39204436851094,
              48.52741434503841,
              1071.4953865351067
            ],
            [
              -120.3913246585873,
              48.54141611366298,
              1071.4953865351067
            ],
            [
              -120.3702571950284,
              48.540936503491054,
              1603.8553865351068
            ],
            [
              -120.3709827010123,
              48.52693496945046,
              1603.8553865351068
            ],
            [
              -120.39204436851094,
              48.52741434503841,
              1071.4953865351067
            ]
          ]
        ]
      },
      "bbox": [
        -120.3920444,
        48.52693497,
        1071.495387,
        -120.3702572,
        48.54141611,
        1603.855387
      ],
      "properties": {
        "datetime": "2018-10-04T18:08:03Z",
        "pc:count": 44471145,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693294.1671,
            "count": 44471145,
            "maximum": 694099.1612,
            "minimum": 692542.5012,
            "name": "X",
            "position": 0,
            "stddev": 435.3677207,
            "variance": 189545.0522
          },
          {
            "average": 5378973.008,
            "count": 44471145,
            "maximum": 5379765.237,
            "minimum": 5378207.237,
            "name": "Y",
            "position": 1,
            "stddev": 431.0895816,
            "variance": 185838.2273
          },
          {
            "average": 1355.197365,
            "count": 44471145,
            "maximum": 1603.855387,
            "minimum": 1071.495387,
            "name": "Z",
            "position": 2,
            "stddev": 114.1060059,
            "variance": 13020.18059
          },
          {
            "average": 538.8748388,
            "count": 44471145,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 377.4980637,
            "variance": 142504.7881
          },
          {
            "average": 1.535080983,
            "count": 44471145,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7521905861,
            "variance": 0.5657906778
          },
          {
            "average": 2.070332932,
            "count": 44471145,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.935981024,
            "variance": 0.8760604774
          },
          {
            "average": 0.4966959362,
            "count": 44471145,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999890887,
            "variance": 0.2499890888
          },
          {
            "average": 0.0002690958373,
            "count": 44471145,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01640193375,
            "variance": 0.0002690234308
          },
          {
            "average": 1.230233694,
            "count": 44471145,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4842913324,
            "variance": 0.2345380947
          },
          {
            "average": 0.8971442537,
            "count": 44471145,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.15107829,
            "variance": 124.3465469
          },
          {
            "average": 0,
            "count": 44471145,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.9070878,
            "count": 44471145,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.843736347,
            "variance": 8.086836412
          },
          {
            "average": 222709181.4,
            "count": 44471145,
            "maximum": 222711683.3,
            "minimum": 222704984.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2176.941987,
            "variance": 4739076.414
          },
          {
            "average": 0,
            "count": 44471145,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44471145,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44471145,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44471145,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44471145,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692542.5012,
          5378207.237,
          1071.495387,
          694099.1612,
          5379765.237,
          1603.855387
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692542.5011796226,
                5378207.237001065,
                1071.4953865351067
              ],
              [
                692542.5011796226,
                5379765.237001065,
                1071.4953865351067
              ],
              [
                694099.1611796225,
                5379765.237001065,
                1603.8553865351068
              ],
              [
                694099.1611796225,
                5378207.237001065,
                1603.8553865351068
              ],
              [
                692542.5011796226,
                5378207.237001065,
                1071.4953865351067
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:08:03+00:00",
        "end_time": "2018-10-04T16:16:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3920444,
            48.52693497,
            1071.495387,
            -120.3702572,
            48.54141611,
            1603.855387
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39204436851094,
                  48.52741434503841,
                  1071.4953865351067
                ],
                [
                  -120.3913246585873,
                  48.54141611366298,
                  1071.4953865351067
                ],
                [
                  -120.3702571950284,
                  48.540936503491054,
                  1603.8553865351068
                ],
                [
                  -120.3709827010123,
                  48.52693496945046,
                  1603.8553865351068
                ],
                [
                  -120.39204436851094,
                  48.52741434503841,
                  1071.4953865351067
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:08:03Z",
            "pc:count": 44471145,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693294.1671,
                "count": 44471145,
                "maximum": 694099.1612,
                "minimum": 692542.5012,
                "name": "X",
                "position": 0,
                "stddev": 435.3677207,
                "variance": 189545.0522
              },
              {
                "average": 5378973.008,
                "count": 44471145,
                "maximum": 5379765.237,
                "minimum": 5378207.237,
                "name": "Y",
                "position": 1,
                "stddev": 431.0895816,
                "variance": 185838.2273
              },
              {
                "average": 1355.197365,
                "count": 44471145,
                "maximum": 1603.855387,
                "minimum": 1071.495387,
                "name": "Z",
                "position": 2,
                "stddev": 114.1060059,
                "variance": 13020.18059
              },
              {
                "average": 538.8748388,
                "count": 44471145,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 377.4980637,
                "variance": 142504.7881
              },
              {
                "average": 1.535080983,
                "count": 44471145,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7521905861,
                "variance": 0.5657906778
              },
              {
                "average": 2.070332932,
                "count": 44471145,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.935981024,
                "variance": 0.8760604774
              },
              {
                "average": 0.4966959362,
                "count": 44471145,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999890887,
                "variance": 0.2499890888
              },
              {
                "average": 0.0002690958373,
                "count": 44471145,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01640193375,
                "variance": 0.0002690234308
              },
              {
                "average": 1.230233694,
                "count": 44471145,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4842913324,
                "variance": 0.2345380947
              },
              {
                "average": 0.8971442537,
                "count": 44471145,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.15107829,
                "variance": 124.3465469
              },
              {
                "average": 0,
                "count": 44471145,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.9070878,
                "count": 44471145,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.843736347,
                "variance": 8.086836412
              },
              {
                "average": 222709181.4,
                "count": 44471145,
                "maximum": 222711683.3,
                "minimum": 222704984.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2176.941987,
                "variance": 4739076.414
              },
              {
                "average": 0,
                "count": 44471145,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44471145,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44471145,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44471145,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44471145,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692542.5012,
              5378207.237,
              1071.495387,
              694099.1612,
              5379765.237,
              1603.855387
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692542.5011796226,
                    5378207.237001065,
                    1071.4953865351067
                  ],
                  [
                    692542.5011796226,
                    5379765.237001065,
                    1071.4953865351067
                  ],
                  [
                    694099.1611796225,
                    5379765.237001065,
                    1603.8553865351068
                  ],
                  [
                    694099.1611796225,
                    5378207.237001065,
                    1603.8553865351068
                  ],
                  [
                    692542.5011796226,
                    5378207.237001065,
                    1071.4953865351067
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:08:03+00:00",
            "end_time": "2018-10-04T16:16:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1637308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.34963260933877,
              48.79748507189033,
              1562.4633943699819
            ],
            [
              -120.34902673370273,
              48.80897404083603,
              1562.4633943699819
            ],
            [
              -120.33144802328466,
              48.80856815066947,
              2298.343394369982
            ],
            [
              -120.33205790492207,
              48.79707934482899,
              2298.343394369982
            ],
            [
              -120.34963260933877,
              48.79748507189033,
              1562.4633943699819
            ]
          ]
        ]
      },
      "bbox": [
        -120.3496326,
        48.79707934,
        1562.463394,
        -120.331448,
        48.80897404,
        2298.343394
      ],
      "properties": {
        "datetime": "2018-10-11T18:39:06Z",
        "pc:count": 14017030,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695411.697,
            "count": 14017030,
            "maximum": 695922.2293,
            "minimum": 694630.1693,
            "name": "X",
            "position": 0,
            "stddev": 325.3909202,
            "variance": 105879.2509
          },
          {
            "average": 5408815.2,
            "count": 14017030,
            "maximum": 5409610.104,
            "minimum": 5408331.604,
            "name": "Y",
            "position": 1,
            "stddev": 325.8556553,
            "variance": 106181.9081
          },
          {
            "average": 1881.767662,
            "count": 14017030,
            "maximum": 2298.343394,
            "minimum": 1562.463394,
            "name": "Z",
            "position": 2,
            "stddev": 187.6569092,
            "variance": 35215.11556
          },
          {
            "average": 527.3491829,
            "count": 14017030,
            "maximum": 3198,
            "minimum": 4,
            "name": "Intensity",
            "position": 3,
            "stddev": 340.0864721,
            "variance": 115658.8085
          },
          {
            "average": 1.187320067,
            "count": 14017030,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5107740229,
            "variance": 0.2608901025
          },
          {
            "average": 1.374702701,
            "count": 14017030,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7485356614,
            "variance": 0.5603056364
          },
          {
            "average": 0.4960908267,
            "count": 14017030,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499984736,
            "variance": 0.2499847362
          },
          {
            "average": 0.0002237991928,
            "count": 14017030,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01495824598,
            "variance": 0.0002237491227
          },
          {
            "average": 1.45601208,
            "count": 14017030,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5643079614,
            "variance": 0.3184434753
          },
          {
            "average": 2.603213601,
            "count": 14017030,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.35731465,
            "variance": 152.7032254
          },
          {
            "average": 0,
            "count": 14017030,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 129.2397967,
            "count": 14017030,
            "maximum": 132,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.902223988,
            "variance": 3.618456101
          },
          {
            "average": 223316773.2,
            "count": 14017030,
            "maximum": 223318346.7,
            "minimum": 223314392.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1053.598568,
            "variance": 1110069.942
          },
          {
            "average": 0,
            "count": 14017030,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14017030,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14017030,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14017030,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14017030,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694630.1693,
          5408331.604,
          1562.463394,
          695922.2293,
          5409610.104,
          2298.343394
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694630.1692880116,
                5408331.603811786,
                1562.4633943699819
              ],
              [
                694630.1692880116,
                5409610.103811786,
                1562.4633943699819
              ],
              [
                695922.2292880117,
                5409610.103811786,
                2298.343394369982
              ],
              [
                695922.2292880117,
                5408331.603811786,
                2298.343394369982
              ],
              [
                694630.1692880116,
                5408331.603811786,
                1562.4633943699819
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:39:06+00:00",
        "end_time": "2018-10-11T17:33:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1637308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1637308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1637308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1637308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3496326,
            48.79707934,
            1562.463394,
            -120.331448,
            48.80897404,
            2298.343394
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.34963260933877,
                  48.79748507189033,
                  1562.4633943699819
                ],
                [
                  -120.34902673370273,
                  48.80897404083603,
                  1562.4633943699819
                ],
                [
                  -120.33144802328466,
                  48.80856815066947,
                  2298.343394369982
                ],
                [
                  -120.33205790492207,
                  48.79707934482899,
                  2298.343394369982
                ],
                [
                  -120.34963260933877,
                  48.79748507189033,
                  1562.4633943699819
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1637308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1637308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:39:06Z",
            "pc:count": 14017030,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695411.697,
                "count": 14017030,
                "maximum": 695922.2293,
                "minimum": 694630.1693,
                "name": "X",
                "position": 0,
                "stddev": 325.3909202,
                "variance": 105879.2509
              },
              {
                "average": 5408815.2,
                "count": 14017030,
                "maximum": 5409610.104,
                "minimum": 5408331.604,
                "name": "Y",
                "position": 1,
                "stddev": 325.8556553,
                "variance": 106181.9081
              },
              {
                "average": 1881.767662,
                "count": 14017030,
                "maximum": 2298.343394,
                "minimum": 1562.463394,
                "name": "Z",
                "position": 2,
                "stddev": 187.6569092,
                "variance": 35215.11556
              },
              {
                "average": 527.3491829,
                "count": 14017030,
                "maximum": 3198,
                "minimum": 4,
                "name": "Intensity",
                "position": 3,
                "stddev": 340.0864721,
                "variance": 115658.8085
              },
              {
                "average": 1.187320067,
                "count": 14017030,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5107740229,
                "variance": 0.2608901025
              },
              {
                "average": 1.374702701,
                "count": 14017030,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7485356614,
                "variance": 0.5603056364
              },
              {
                "average": 0.4960908267,
                "count": 14017030,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499984736,
                "variance": 0.2499847362
              },
              {
                "average": 0.0002237991928,
                "count": 14017030,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01495824598,
                "variance": 0.0002237491227
              },
              {
                "average": 1.45601208,
                "count": 14017030,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5643079614,
                "variance": 0.3184434753
              },
              {
                "average": 2.603213601,
                "count": 14017030,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.35731465,
                "variance": 152.7032254
              },
              {
                "average": 0,
                "count": 14017030,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 129.2397967,
                "count": 14017030,
                "maximum": 132,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.902223988,
                "variance": 3.618456101
              },
              {
                "average": 223316773.2,
                "count": 14017030,
                "maximum": 223318346.7,
                "minimum": 223314392.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1053.598568,
                "variance": 1110069.942
              },
              {
                "average": 0,
                "count": 14017030,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14017030,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14017030,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14017030,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14017030,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694630.1693,
              5408331.604,
              1562.463394,
              695922.2293,
              5409610.104,
              2298.343394
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694630.1692880116,
                    5408331.603811786,
                    1562.4633943699819
                  ],
                  [
                    694630.1692880116,
                    5409610.103811786,
                    1562.4633943699819
                  ],
                  [
                    695922.2292880117,
                    5409610.103811786,
                    2298.343394369982
                  ],
                  [
                    695922.2292880117,
                    5408331.603811786,
                    2298.343394369982
                  ],
                  [
                    694630.1692880116,
                    5408331.603811786,
                    1562.4633943699819
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:39:06+00:00",
            "end_time": "2018-10-11T17:33:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43264071922474,
              48.52727576057622,
              1430.1959638341932
            ],
            [
              -120.43193220846861,
              48.541277978610744,
              1430.1959638341932
            ],
            [
              -120.410864392751,
              48.540805806153784,
              2037.6959638341932
            ],
            [
              -120.41157870019732,
              48.52680381907265,
              2037.6959638341932
            ],
            [
              -120.43264071922474,
              48.52727576057622,
              1430.1959638341932
            ]
          ]
        ]
      },
      "bbox": [
        -120.4326407,
        48.52680382,
        1430.195964,
        -120.4108644,
        48.54127798,
        2037.695964
      ],
      "properties": {
        "datetime": "2018-10-04T16:00:14Z",
        "pc:count": 51575037,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690291.7619,
            "count": 51575037,
            "maximum": 691102.7217,
            "minimum": 689546.0817,
            "name": "X",
            "position": 0,
            "stddev": 449.9077308,
            "variance": 202416.9662
          },
          {
            "average": 5378883.7,
            "count": 51575037,
            "maximum": 5379648.35,
            "minimum": 5378090.35,
            "name": "Y",
            "position": 1,
            "stddev": 425.6819074,
            "variance": 181205.0863
          },
          {
            "average": 1687.262517,
            "count": 51575037,
            "maximum": 2037.695964,
            "minimum": 1430.195964,
            "name": "Z",
            "position": 2,
            "stddev": 107.8570342,
            "variance": 11633.13983
          },
          {
            "average": 460.1341685,
            "count": 51575037,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 346.0495623,
            "variance": 119750.2996
          },
          {
            "average": 1.697402311,
            "count": 51575037,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8738513947,
            "variance": 0.7636162601
          },
          {
            "average": 2.394346106,
            "count": 51575037,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.052169325,
            "variance": 1.107060289
          },
          {
            "average": 0.4963740501,
            "count": 51575037,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868572,
            "variance": 0.2499868573
          },
          {
            "average": 0.0003293647661,
            "count": 51575037,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01814542067,
            "variance": 0.0003292562914
          },
          {
            "average": 1.211561574,
            "count": 51575037,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4649612384,
            "variance": 0.2161889532
          },
          {
            "average": -0.5410736144,
            "count": 51575037,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.04623792,
            "variance": 145.111848
          },
          {
            "average": 0,
            "count": 51575037,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 212.2634498,
            "count": 51575037,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 381.3056526,
            "variance": 145394.0007
          },
          {
            "average": 222652382.2,
            "count": 51575037,
            "maximum": 222704014.2,
            "minimum": 222625200.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 36305.44178,
            "variance": 1318085103
          },
          {
            "average": 0,
            "count": 51575037,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51575037,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51575037,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51575037,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51575037,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689546.0817,
          5378090.35,
          1430.195964,
          691102.7217,
          5379648.35,
          2037.695964
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689546.0816722567,
                5378090.350224866,
                1430.1959638341932
              ],
              [
                689546.0816722567,
                5379648.350224866,
                1430.1959638341932
              ],
              [
                691102.7216722566,
                5379648.350224866,
                2037.6959638341932
              ],
              [
                691102.7216722566,
                5378090.350224866,
                2037.6959638341932
              ],
              [
                689546.0816722567,
                5378090.350224866,
                1430.1959638341932
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:00:14+00:00",
        "end_time": "2018-10-03T18:06:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4326407,
            48.52680382,
            1430.195964,
            -120.4108644,
            48.54127798,
            2037.695964
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43264071922474,
                  48.52727576057622,
                  1430.1959638341932
                ],
                [
                  -120.43193220846861,
                  48.541277978610744,
                  1430.1959638341932
                ],
                [
                  -120.410864392751,
                  48.540805806153784,
                  2037.6959638341932
                ],
                [
                  -120.41157870019732,
                  48.52680381907265,
                  2037.6959638341932
                ],
                [
                  -120.43264071922474,
                  48.52727576057622,
                  1430.1959638341932
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:00:14Z",
            "pc:count": 51575037,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690291.7619,
                "count": 51575037,
                "maximum": 691102.7217,
                "minimum": 689546.0817,
                "name": "X",
                "position": 0,
                "stddev": 449.9077308,
                "variance": 202416.9662
              },
              {
                "average": 5378883.7,
                "count": 51575037,
                "maximum": 5379648.35,
                "minimum": 5378090.35,
                "name": "Y",
                "position": 1,
                "stddev": 425.6819074,
                "variance": 181205.0863
              },
              {
                "average": 1687.262517,
                "count": 51575037,
                "maximum": 2037.695964,
                "minimum": 1430.195964,
                "name": "Z",
                "position": 2,
                "stddev": 107.8570342,
                "variance": 11633.13983
              },
              {
                "average": 460.1341685,
                "count": 51575037,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 346.0495623,
                "variance": 119750.2996
              },
              {
                "average": 1.697402311,
                "count": 51575037,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8738513947,
                "variance": 0.7636162601
              },
              {
                "average": 2.394346106,
                "count": 51575037,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.052169325,
                "variance": 1.107060289
              },
              {
                "average": 0.4963740501,
                "count": 51575037,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868572,
                "variance": 0.2499868573
              },
              {
                "average": 0.0003293647661,
                "count": 51575037,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01814542067,
                "variance": 0.0003292562914
              },
              {
                "average": 1.211561574,
                "count": 51575037,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4649612384,
                "variance": 0.2161889532
              },
              {
                "average": -0.5410736144,
                "count": 51575037,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.04623792,
                "variance": 145.111848
              },
              {
                "average": 0,
                "count": 51575037,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 212.2634498,
                "count": 51575037,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 381.3056526,
                "variance": 145394.0007
              },
              {
                "average": 222652382.2,
                "count": 51575037,
                "maximum": 222704014.2,
                "minimum": 222625200.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 36305.44178,
                "variance": 1318085103
              },
              {
                "average": 0,
                "count": 51575037,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51575037,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51575037,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51575037,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51575037,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689546.0817,
              5378090.35,
              1430.195964,
              691102.7217,
              5379648.35,
              2037.695964
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689546.0816722567,
                    5378090.350224866,
                    1430.1959638341932
                  ],
                  [
                    689546.0816722567,
                    5379648.350224866,
                    1430.1959638341932
                  ],
                  [
                    691102.7216722566,
                    5379648.350224866,
                    2037.6959638341932
                  ],
                  [
                    691102.7216722566,
                    5378090.350224866,
                    2037.6959638341932
                  ],
                  [
                    689546.0816722567,
                    5378090.350224866,
                    1430.1959638341932
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:00:14+00:00",
            "end_time": "2018-10-03T18:06:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33023062197213,
              48.3791564457279,
              734.4657350009081
            ],
            [
              -120.32949778480267,
              48.39315608199801,
              734.4657350009081
            ],
            [
              -120.30849048999784,
              48.39266622508548,
              1151.545735000908
            ],
            [
              -120.30922907507484,
              48.37866682822227,
              1151.545735000908
            ],
            [
              -120.33023062197213,
              48.3791564457279,
              734.4657350009081
            ]
          ]
        ]
      },
      "bbox": [
        -120.3302306,
        48.37866683,
        734.465735,
        -120.3084905,
        48.39315608,
        1151.545735
      ],
      "properties": {
        "datetime": "2018-10-11T19:28:10Z",
        "pc:count": 35764997,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698430.7991,
            "count": 35764997,
            "maximum": 699237.6038,
            "minimum": 697680.7838,
            "name": "X",
            "position": 0,
            "stddev": 428.1990624,
            "variance": 183354.437
          },
          {
            "average": 5362673.434,
            "count": 35764997,
            "maximum": 5363445.205,
            "minimum": 5361887.405,
            "name": "Y",
            "position": 1,
            "stddev": 434.2199027,
            "variance": 188546.9239
          },
          {
            "average": 926.0058501,
            "count": 35764997,
            "maximum": 1151.545735,
            "minimum": 734.465735,
            "name": "Z",
            "position": 2,
            "stddev": 68.98877283,
            "variance": 4759.450777
          },
          {
            "average": 638.1862668,
            "count": 35764997,
            "maximum": 2242,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 374.7653969,
            "variance": 140449.1027
          },
          {
            "average": 1.337753586,
            "count": 35764997,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6046131098,
            "variance": 0.3655570125
          },
          {
            "average": 1.675508543,
            "count": 35764997,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8030315784,
            "variance": 0.6448597159
          },
          {
            "average": 0.4987955682,
            "count": 35764997,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999985563,
            "variance": 0.2499985563
          },
          {
            "average": 0.0002784286547,
            "count": 35764997,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01668385867,
            "variance": 0.00027835114
          },
          {
            "average": 1.345095681,
            "count": 35764997,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5275092237,
            "variance": 0.2782659811
          },
          {
            "average": -0.4706827832,
            "count": 35764997,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.27278647,
            "variance": 105.5301418
          },
          {
            "average": 0,
            "count": 35764997,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.9767389,
            "count": 35764997,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.30837943,
            "variance": 5.328615592
          },
          {
            "average": 223319184.1,
            "count": 35764997,
            "maximum": 223321290.1,
            "minimum": 223317198.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1188.568889,
            "variance": 1412696.004
          },
          {
            "average": 0,
            "count": 35764997,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35764997,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35764997,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35764997,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35764997,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697680.7838,
          5361887.405,
          734.465735,
          699237.6038,
          5363445.205,
          1151.545735
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697680.7837913743,
                5361887.4053493235,
                734.4657350009081
              ],
              [
                697680.7837913743,
                5363445.205349324,
                734.4657350009081
              ],
              [
                699237.6037913744,
                5363445.205349324,
                1151.545735000908
              ],
              [
                699237.6037913744,
                5361887.4053493235,
                1151.545735000908
              ],
              [
                697680.7837913743,
                5361887.4053493235,
                734.4657350009081
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:28:10+00:00",
        "end_time": "2018-10-11T18:19:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3302306,
            48.37866683,
            734.465735,
            -120.3084905,
            48.39315608,
            1151.545735
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33023062197213,
                  48.3791564457279,
                  734.4657350009081
                ],
                [
                  -120.32949778480267,
                  48.39315608199801,
                  734.4657350009081
                ],
                [
                  -120.30849048999784,
                  48.39266622508548,
                  1151.545735000908
                ],
                [
                  -120.30922907507484,
                  48.37866682822227,
                  1151.545735000908
                ],
                [
                  -120.33023062197213,
                  48.3791564457279,
                  734.4657350009081
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:28:10Z",
            "pc:count": 35764997,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698430.7991,
                "count": 35764997,
                "maximum": 699237.6038,
                "minimum": 697680.7838,
                "name": "X",
                "position": 0,
                "stddev": 428.1990624,
                "variance": 183354.437
              },
              {
                "average": 5362673.434,
                "count": 35764997,
                "maximum": 5363445.205,
                "minimum": 5361887.405,
                "name": "Y",
                "position": 1,
                "stddev": 434.2199027,
                "variance": 188546.9239
              },
              {
                "average": 926.0058501,
                "count": 35764997,
                "maximum": 1151.545735,
                "minimum": 734.465735,
                "name": "Z",
                "position": 2,
                "stddev": 68.98877283,
                "variance": 4759.450777
              },
              {
                "average": 638.1862668,
                "count": 35764997,
                "maximum": 2242,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 374.7653969,
                "variance": 140449.1027
              },
              {
                "average": 1.337753586,
                "count": 35764997,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6046131098,
                "variance": 0.3655570125
              },
              {
                "average": 1.675508543,
                "count": 35764997,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8030315784,
                "variance": 0.6448597159
              },
              {
                "average": 0.4987955682,
                "count": 35764997,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999985563,
                "variance": 0.2499985563
              },
              {
                "average": 0.0002784286547,
                "count": 35764997,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01668385867,
                "variance": 0.00027835114
              },
              {
                "average": 1.345095681,
                "count": 35764997,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5275092237,
                "variance": 0.2782659811
              },
              {
                "average": -0.4706827832,
                "count": 35764997,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.27278647,
                "variance": 105.5301418
              },
              {
                "average": 0,
                "count": 35764997,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.9767389,
                "count": 35764997,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.30837943,
                "variance": 5.328615592
              },
              {
                "average": 223319184.1,
                "count": 35764997,
                "maximum": 223321290.1,
                "minimum": 223317198.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1188.568889,
                "variance": 1412696.004
              },
              {
                "average": 0,
                "count": 35764997,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35764997,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35764997,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35764997,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35764997,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697680.7838,
              5361887.405,
              734.465735,
              699237.6038,
              5363445.205,
              1151.545735
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697680.7837913743,
                    5361887.4053493235,
                    734.4657350009081
                  ],
                  [
                    697680.7837913743,
                    5363445.205349324,
                    734.4657350009081
                  ],
                  [
                    699237.6037913744,
                    5363445.205349324,
                    1151.545735000908
                  ],
                  [
                    699237.6037913744,
                    5361887.4053493235,
                    1151.545735000908
                  ],
                  [
                    697680.7837913743,
                    5361887.4053493235,
                    734.4657350009081
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:28:10+00:00",
            "end_time": "2018-10-11T18:19:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4133553946577,
              48.68929598366385,
              1905.6868374386518
            ],
            [
              -120.41281112830377,
              48.699912047676506,
              1905.6868374386518
            ],
            [
              -120.39192242937474,
              48.69944076997842,
              2345.3468374386516
            ],
            [
              -120.39247107798536,
              48.68882488087196,
              2345.3468374386516
            ],
            [
              -120.4133553946577,
              48.68929598366385,
              1905.6868374386518
            ]
          ]
        ]
      },
      "bbox": [
        -120.4133554,
        48.68882488,
        1905.686837,
        -120.3919224,
        48.69991205,
        2345.346837
      ],
      "properties": {
        "datetime": "2018-10-04T16:25:06Z",
        "pc:count": 20378494,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691119.1229,
            "count": 20378494,
            "maximum": 691898.0823,
            "minimum": 690359.4823,
            "name": "X",
            "position": 0,
            "stddev": 465.3400592,
            "variance": 216541.3707
          },
          {
            "average": 5396663.237,
            "count": 20378494,
            "maximum": 5397327.139,
            "minimum": 5396145.859,
            "name": "Y",
            "position": 1,
            "stddev": 282.6151997,
            "variance": 79871.3511
          },
          {
            "average": 2145.576467,
            "count": 20378494,
            "maximum": 2345.346837,
            "minimum": 1905.686837,
            "name": "Z",
            "position": 2,
            "stddev": 92.5671471,
            "variance": 8568.676722
          },
          {
            "average": 944.5374104,
            "count": 20378494,
            "maximum": 3695,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 587.5362457,
            "variance": 345198.84
          },
          {
            "average": 1.276671573,
            "count": 20378494,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6214781133,
            "variance": 0.3862350454
          },
          {
            "average": 1.554083781,
            "count": 20378494,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8982473174,
            "variance": 0.8068482433
          },
          {
            "average": 0.4986184946,
            "count": 20378494,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999981037,
            "variance": 0.2499981037
          },
          {
            "average": 0.0002032044174,
            "count": 20378494,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01425353063,
            "variance": 0.0002031631353
          },
          {
            "average": 1.448689044,
            "count": 20378494,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5546261983,
            "variance": 0.3076102199
          },
          {
            "average": -4.130011548,
            "count": 20378494,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.75601354,
            "variance": 162.7158813
          },
          {
            "average": 0,
            "count": 20378494,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.51103065,
            "count": 20378494,
            "maximum": 98,
            "minimum": 93,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.888784939,
            "variance": 3.567508547
          },
          {
            "average": 222704503.4,
            "count": 20378494,
            "maximum": 222705506.3,
            "minimum": 222703504.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 851.6161621,
            "variance": 725250.0875
          },
          {
            "average": 0,
            "count": 20378494,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20378494,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20378494,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20378494,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20378494,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690359.4823,
          5396145.859,
          1905.686837,
          691898.0823,
          5397327.139,
          2345.346837
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690359.4822776224,
                5396145.858868622,
                1905.6868374386518
              ],
              [
                690359.4822776224,
                5397327.138868622,
                1905.6868374386518
              ],
              [
                691898.0822776225,
                5397327.138868622,
                2345.3468374386516
              ],
              [
                691898.0822776225,
                5396145.858868622,
                2345.3468374386516
              ],
              [
                690359.4822776224,
                5396145.858868622,
                1905.6868374386518
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:25:06+00:00",
        "end_time": "2018-10-04T15:51:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4133554,
            48.68882488,
            1905.686837,
            -120.3919224,
            48.69991205,
            2345.346837
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4133553946577,
                  48.68929598366385,
                  1905.6868374386518
                ],
                [
                  -120.41281112830377,
                  48.699912047676506,
                  1905.6868374386518
                ],
                [
                  -120.39192242937474,
                  48.69944076997842,
                  2345.3468374386516
                ],
                [
                  -120.39247107798536,
                  48.68882488087196,
                  2345.3468374386516
                ],
                [
                  -120.4133553946577,
                  48.68929598366385,
                  1905.6868374386518
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:25:06Z",
            "pc:count": 20378494,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691119.1229,
                "count": 20378494,
                "maximum": 691898.0823,
                "minimum": 690359.4823,
                "name": "X",
                "position": 0,
                "stddev": 465.3400592,
                "variance": 216541.3707
              },
              {
                "average": 5396663.237,
                "count": 20378494,
                "maximum": 5397327.139,
                "minimum": 5396145.859,
                "name": "Y",
                "position": 1,
                "stddev": 282.6151997,
                "variance": 79871.3511
              },
              {
                "average": 2145.576467,
                "count": 20378494,
                "maximum": 2345.346837,
                "minimum": 1905.686837,
                "name": "Z",
                "position": 2,
                "stddev": 92.5671471,
                "variance": 8568.676722
              },
              {
                "average": 944.5374104,
                "count": 20378494,
                "maximum": 3695,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 587.5362457,
                "variance": 345198.84
              },
              {
                "average": 1.276671573,
                "count": 20378494,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6214781133,
                "variance": 0.3862350454
              },
              {
                "average": 1.554083781,
                "count": 20378494,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8982473174,
                "variance": 0.8068482433
              },
              {
                "average": 0.4986184946,
                "count": 20378494,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999981037,
                "variance": 0.2499981037
              },
              {
                "average": 0.0002032044174,
                "count": 20378494,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01425353063,
                "variance": 0.0002031631353
              },
              {
                "average": 1.448689044,
                "count": 20378494,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5546261983,
                "variance": 0.3076102199
              },
              {
                "average": -4.130011548,
                "count": 20378494,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.75601354,
                "variance": 162.7158813
              },
              {
                "average": 0,
                "count": 20378494,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.51103065,
                "count": 20378494,
                "maximum": 98,
                "minimum": 93,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.888784939,
                "variance": 3.567508547
              },
              {
                "average": 222704503.4,
                "count": 20378494,
                "maximum": 222705506.3,
                "minimum": 222703504.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 851.6161621,
                "variance": 725250.0875
              },
              {
                "average": 0,
                "count": 20378494,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20378494,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20378494,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20378494,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20378494,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690359.4823,
              5396145.859,
              1905.686837,
              691898.0823,
              5397327.139,
              2345.346837
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690359.4822776224,
                    5396145.858868622,
                    1905.6868374386518
                  ],
                  [
                    690359.4822776224,
                    5397327.138868622,
                    1905.6868374386518
                  ],
                  [
                    691898.0822776225,
                    5397327.138868622,
                    2345.3468374386516
                  ],
                  [
                    691898.0822776225,
                    5396145.858868622,
                    2345.3468374386516
                  ],
                  [
                    690359.4822776224,
                    5396145.858868622,
                    1905.6868374386518
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:25:06+00:00",
            "end_time": "2018-10-04T15:51:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_566588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.45251164670697,
              48.500207308758725,
              1769.2388059366185
            ],
            [
              -120.45180936524649,
              48.51420819243158,
              1769.2388059366185
            ],
            [
              -120.43095183362082,
              48.51374430449898,
              2384.6588059366186
            ],
            [
              -120.43165984806976,
              48.49974364767889,
              2384.6588059366186
            ],
            [
              -120.45251164670697,
              48.500207308758725,
              1769.2388059366185
            ]
          ]
        ]
      },
      "bbox": [
        -120.4525116,
        48.49974365,
        1769.238806,
        -120.4309518,
        48.51420819,
        2384.658806
      ],
      "properties": {
        "datetime": "2018-10-03T18:21:04Z",
        "pc:count": 33058208,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 688997.8643,
            "count": 33058208,
            "maximum": 689721.315,
            "minimum": 688179.415,
            "name": "X",
            "position": 0,
            "stddev": 411.4368433,
            "variance": 169280.276
          },
          {
            "average": 5375835.985,
            "count": 33058208,
            "maximum": 5376590.623,
            "minimum": 5375032.803,
            "name": "Y",
            "position": 1,
            "stddev": 438.2357036,
            "variance": 192050.5319
          },
          {
            "average": 2025.652701,
            "count": 33058208,
            "maximum": 2384.658806,
            "minimum": 1769.238806,
            "name": "Z",
            "position": 2,
            "stddev": 136.3705781,
            "variance": 18596.93458
          },
          {
            "average": 668.2208123,
            "count": 33058208,
            "maximum": 4095,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 385.8987851,
            "variance": 148917.8724
          },
          {
            "average": 1.257512597,
            "count": 33058208,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6114575797,
            "variance": 0.3738803718
          },
          {
            "average": 1.515248165,
            "count": 33058208,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8933797108,
            "variance": 0.7981273077
          },
          {
            "average": 0.4966505746,
            "count": 33058208,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887888,
            "variance": 0.2499887889
          },
          {
            "average": 0.0002080875043,
            "count": 33058208,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01442373773,
            "variance": 0.0002080442102
          },
          {
            "average": 1.450724976,
            "count": 33058208,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5522283553,
            "variance": 0.3049561564
          },
          {
            "average": 1.7182069,
            "count": 33058208,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.22173502,
            "variance": 149.3708069
          },
          {
            "average": 0,
            "count": 33058208,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 696.8702295,
            "count": 33058208,
            "maximum": 1610,
            "minimum": 114,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 728.8347805,
            "variance": 531200.1372
          },
          {
            "average": 222625071.1,
            "count": 33058208,
            "maximum": 222626064.2,
            "minimum": 222623866.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 646.0213232,
            "variance": 417343.55
          },
          {
            "average": 0,
            "count": 33058208,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33058208,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33058208,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33058208,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33058208,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          688179.415,
          5375032.803,
          1769.238806,
          689721.315,
          5376590.623,
          2384.658806
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                688179.4150217738,
                5375032.8026083745,
                1769.2388059366185
              ],
              [
                688179.4150217738,
                5376590.622608375,
                1769.2388059366185
              ],
              [
                689721.3150217737,
                5376590.622608375,
                2384.6588059366186
              ],
              [
                689721.3150217737,
                5375032.8026083745,
                2384.6588059366186
              ],
              [
                688179.4150217738,
                5375032.8026083745,
                1769.2388059366185
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-03T18:21:04+00:00",
        "end_time": "2018-10-03T17:44:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_566588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_566588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_566588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4525116,
            48.49974365,
            1769.238806,
            -120.4309518,
            48.51420819,
            2384.658806
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.45251164670697,
                  48.500207308758725,
                  1769.2388059366185
                ],
                [
                  -120.45180936524649,
                  48.51420819243158,
                  1769.2388059366185
                ],
                [
                  -120.43095183362082,
                  48.51374430449898,
                  2384.6588059366186
                ],
                [
                  -120.43165984806976,
                  48.49974364767889,
                  2384.6588059366186
                ],
                [
                  -120.45251164670697,
                  48.500207308758725,
                  1769.2388059366185
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_566588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_566588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-03T18:21:04Z",
            "pc:count": 33058208,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 688997.8643,
                "count": 33058208,
                "maximum": 689721.315,
                "minimum": 688179.415,
                "name": "X",
                "position": 0,
                "stddev": 411.4368433,
                "variance": 169280.276
              },
              {
                "average": 5375835.985,
                "count": 33058208,
                "maximum": 5376590.623,
                "minimum": 5375032.803,
                "name": "Y",
                "position": 1,
                "stddev": 438.2357036,
                "variance": 192050.5319
              },
              {
                "average": 2025.652701,
                "count": 33058208,
                "maximum": 2384.658806,
                "minimum": 1769.238806,
                "name": "Z",
                "position": 2,
                "stddev": 136.3705781,
                "variance": 18596.93458
              },
              {
                "average": 668.2208123,
                "count": 33058208,
                "maximum": 4095,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 385.8987851,
                "variance": 148917.8724
              },
              {
                "average": 1.257512597,
                "count": 33058208,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6114575797,
                "variance": 0.3738803718
              },
              {
                "average": 1.515248165,
                "count": 33058208,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8933797108,
                "variance": 0.7981273077
              },
              {
                "average": 0.4966505746,
                "count": 33058208,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887888,
                "variance": 0.2499887889
              },
              {
                "average": 0.0002080875043,
                "count": 33058208,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01442373773,
                "variance": 0.0002080442102
              },
              {
                "average": 1.450724976,
                "count": 33058208,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5522283553,
                "variance": 0.3049561564
              },
              {
                "average": 1.7182069,
                "count": 33058208,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.22173502,
                "variance": 149.3708069
              },
              {
                "average": 0,
                "count": 33058208,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 696.8702295,
                "count": 33058208,
                "maximum": 1610,
                "minimum": 114,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 728.8347805,
                "variance": 531200.1372
              },
              {
                "average": 222625071.1,
                "count": 33058208,
                "maximum": 222626064.2,
                "minimum": 222623866.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 646.0213232,
                "variance": 417343.55
              },
              {
                "average": 0,
                "count": 33058208,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33058208,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33058208,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33058208,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33058208,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              688179.415,
              5375032.803,
              1769.238806,
              689721.315,
              5376590.623,
              2384.658806
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    688179.4150217738,
                    5375032.8026083745,
                    1769.2388059366185
                  ],
                  [
                    688179.4150217738,
                    5376590.622608375,
                    1769.2388059366185
                  ],
                  [
                    689721.3150217737,
                    5376590.622608375,
                    2384.6588059366186
                  ],
                  [
                    689721.3150217737,
                    5375032.8026083745,
                    2384.6588059366186
                  ],
                  [
                    688179.4150217738,
                    5375032.8026083745,
                    1769.2388059366185
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-03T18:21:04+00:00",
            "end_time": "2018-10-03T17:44:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.34939376698645,
              48.75702094187392,
              1994.3799958150591
            ],
            [
              -120.34866247769087,
              48.77090574677838,
              1994.3799958150591
            ],
            [
              -120.33106797242357,
              48.77049936133285,
              2551.739995815059
            ],
            [
              -120.33180410062232,
              48.75661475374237,
              2551.739995815059
            ],
            [
              -120.34939376698645,
              48.75702094187392,
              1994.3799958150591
            ]
          ]
        ]
      },
      "bbox": [
        -120.3493938,
        48.75661475,
        1994.379996,
        -120.331068,
        48.77090575,
        2551.739996
      ],
      "properties": {
        "datetime": "2018-10-11T18:38:02Z",
        "pc:count": 23460822,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695513.5984,
            "count": 23460822,
            "maximum": 696098.5107,
            "minimum": 694804.3107,
            "name": "X",
            "position": 0,
            "stddev": 339.0329431,
            "variance": 114943.3365
          },
          {
            "average": 5404615.64,
            "count": 23460822,
            "maximum": 5405379.913,
            "minimum": 5403834.813,
            "name": "Y",
            "position": 1,
            "stddev": 437.5247778,
            "variance": 191427.9312
          },
          {
            "average": 2252.091055,
            "count": 23460822,
            "maximum": 2551.739996,
            "minimum": 1994.379996,
            "name": "Z",
            "position": 2,
            "stddev": 126.4723647,
            "variance": 15995.25903
          },
          {
            "average": 1285.524315,
            "count": 23460822,
            "maximum": 3350,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 676.3286955,
            "variance": 457420.5044
          },
          {
            "average": 1.106076675,
            "count": 23460822,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3817822341,
            "variance": 0.1457576743
          },
          {
            "average": 1.21222074,
            "count": 23460822,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5657552762,
            "variance": 0.3200790326
          },
          {
            "average": 0.4968095747,
            "count": 23460822,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999898317,
            "variance": 0.2499898318
          },
          {
            "average": 0.0002582603457,
            "count": 23460822,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01606840559,
            "variance": 0.0002581936583
          },
          {
            "average": 1.392606875,
            "count": 23460822,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5425661103,
            "variance": 0.2943779841
          },
          {
            "average": 1.186706322,
            "count": 23460822,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.41422605,
            "variance": 207.7699127
          },
          {
            "average": 0,
            "count": 23460822,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 129.0163617,
            "count": 23460822,
            "maximum": 132,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.724035136,
            "variance": 2.972297149
          },
          {
            "average": 223316654.7,
            "count": 23460822,
            "maximum": 223318282.6,
            "minimum": 223314447,
            "name": "GpsTime",
            "position": 12,
            "stddev": 918.5402028,
            "variance": 843716.1042
          },
          {
            "average": 0,
            "count": 23460822,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23460822,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23460822,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23460822,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23460822,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694804.3107,
          5403834.813,
          1994.379996,
          696098.5107,
          5405379.913,
          2551.739996
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694804.3106746442,
                5403834.813424739,
                1994.3799958150591
              ],
              [
                694804.3106746442,
                5405379.913424739,
                1994.3799958150591
              ],
              [
                696098.5106746441,
                5405379.913424739,
                2551.739995815059
              ],
              [
                696098.5106746441,
                5403834.813424739,
                2551.739995815059
              ],
              [
                694804.3106746442,
                5403834.813424739,
                1994.3799958150591
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:38:02+00:00",
        "end_time": "2018-10-11T17:34:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3493938,
            48.75661475,
            1994.379996,
            -120.331068,
            48.77090575,
            2551.739996
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.34939376698645,
                  48.75702094187392,
                  1994.3799958150591
                ],
                [
                  -120.34866247769087,
                  48.77090574677838,
                  1994.3799958150591
                ],
                [
                  -120.33106797242357,
                  48.77049936133285,
                  2551.739995815059
                ],
                [
                  -120.33180410062232,
                  48.75661475374237,
                  2551.739995815059
                ],
                [
                  -120.34939376698645,
                  48.75702094187392,
                  1994.3799958150591
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:38:02Z",
            "pc:count": 23460822,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695513.5984,
                "count": 23460822,
                "maximum": 696098.5107,
                "minimum": 694804.3107,
                "name": "X",
                "position": 0,
                "stddev": 339.0329431,
                "variance": 114943.3365
              },
              {
                "average": 5404615.64,
                "count": 23460822,
                "maximum": 5405379.913,
                "minimum": 5403834.813,
                "name": "Y",
                "position": 1,
                "stddev": 437.5247778,
                "variance": 191427.9312
              },
              {
                "average": 2252.091055,
                "count": 23460822,
                "maximum": 2551.739996,
                "minimum": 1994.379996,
                "name": "Z",
                "position": 2,
                "stddev": 126.4723647,
                "variance": 15995.25903
              },
              {
                "average": 1285.524315,
                "count": 23460822,
                "maximum": 3350,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 676.3286955,
                "variance": 457420.5044
              },
              {
                "average": 1.106076675,
                "count": 23460822,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3817822341,
                "variance": 0.1457576743
              },
              {
                "average": 1.21222074,
                "count": 23460822,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5657552762,
                "variance": 0.3200790326
              },
              {
                "average": 0.4968095747,
                "count": 23460822,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999898317,
                "variance": 0.2499898318
              },
              {
                "average": 0.0002582603457,
                "count": 23460822,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01606840559,
                "variance": 0.0002581936583
              },
              {
                "average": 1.392606875,
                "count": 23460822,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5425661103,
                "variance": 0.2943779841
              },
              {
                "average": 1.186706322,
                "count": 23460822,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.41422605,
                "variance": 207.7699127
              },
              {
                "average": 0,
                "count": 23460822,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 129.0163617,
                "count": 23460822,
                "maximum": 132,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.724035136,
                "variance": 2.972297149
              },
              {
                "average": 223316654.7,
                "count": 23460822,
                "maximum": 223318282.6,
                "minimum": 223314447,
                "name": "GpsTime",
                "position": 12,
                "stddev": 918.5402028,
                "variance": 843716.1042
              },
              {
                "average": 0,
                "count": 23460822,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23460822,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23460822,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23460822,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23460822,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694804.3107,
              5403834.813,
              1994.379996,
              696098.5107,
              5405379.913,
              2551.739996
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694804.3106746442,
                    5403834.813424739,
                    1994.3799958150591
                  ],
                  [
                    694804.3106746442,
                    5405379.913424739,
                    1994.3799958150591
                  ],
                  [
                    696098.5106746441,
                    5405379.913424739,
                    2551.739995815059
                  ],
                  [
                    696098.5106746441,
                    5403834.813424739,
                    2551.739995815059
                  ],
                  [
                    694804.3106746442,
                    5403834.813424739,
                    1994.3799958150591
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:38:02+00:00",
            "end_time": "2018-10-11T17:34:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1637308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3326710844008,
              48.79753159215302,
              1736.643811163573
            ],
            [
              -120.33205626655634,
              48.80911583576674,
              1736.643811163573
            ],
            [
              -120.31104252584454,
              48.808627217314786,
              2350.403811163573
            ],
            [
              -120.31166217205971,
              48.79704317167798,
              2350.403811163573
            ],
            [
              -120.3326710844008,
              48.79753159215302,
              1736.643811163573
            ]
          ]
        ]
      },
      "bbox": [
        -120.3326711,
        48.79704317,
        1736.643811,
        -120.3110425,
        48.80911584,
        2350.403811
      ],
      "properties": {
        "datetime": "2018-10-11T19:15:59Z",
        "pc:count": 20358070,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696510.9674,
            "count": 20358070,
            "maximum": 697420.0024,
            "minimum": 695875.4424,
            "name": "X",
            "position": 0,
            "stddev": 397.6398146,
            "variance": 158117.4222
          },
          {
            "average": 5408957.758,
            "count": 20358070,
            "maximum": 5409669.411,
            "minimum": 5408380.291,
            "name": "Y",
            "position": 1,
            "stddev": 344.3918791,
            "variance": 118605.7664
          },
          {
            "average": 2049.366709,
            "count": 20358070,
            "maximum": 2350.403811,
            "minimum": 1736.643811,
            "name": "Z",
            "position": 2,
            "stddev": 136.9115919,
            "variance": 18744.78399
          },
          {
            "average": 672.0565419,
            "count": 20358070,
            "maximum": 3454,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 521.5574793,
            "variance": 272022.2042
          },
          {
            "average": 1.19624149,
            "count": 20358070,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5253762338,
            "variance": 0.2760201871
          },
          {
            "average": 1.392279524,
            "count": 20358070,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7701001303,
            "variance": 0.5930542107
          },
          {
            "average": 0.4958879206,
            "count": 20358070,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999831028,
            "variance": 0.2499831031
          },
          {
            "average": 0.00030857542,
            "count": 20358070,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01756360488,
            "variance": 0.0003084802163
          },
          {
            "average": 1.408918675,
            "count": 20358070,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5563284121,
            "variance": 0.3095013021
          },
          {
            "average": -0.3182792168,
            "count": 20358070,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.60403221,
            "variance": 185.0696924
          },
          {
            "average": 0,
            "count": 20358070,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.1826956,
            "count": 20358070,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.951996087,
            "variance": 3.810288723
          },
          {
            "average": 223318780.9,
            "count": 20358070,
            "maximum": 223320559.6,
            "minimum": 223316486.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1028.436242,
            "variance": 1057681.105
          },
          {
            "average": 0,
            "count": 20358070,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20358070,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20358070,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20358070,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20358070,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695875.4424,
          5408380.291,
          1736.643811,
          697420.0024,
          5409669.411,
          2350.403811
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695875.4424165911,
                5408380.29068553,
                1736.643811163573
              ],
              [
                695875.4424165911,
                5409669.410685529,
                1736.643811163573
              ],
              [
                697420.0024165912,
                5409669.410685529,
                2350.403811163573
              ],
              [
                697420.0024165912,
                5408380.29068553,
                2350.403811163573
              ],
              [
                695875.4424165911,
                5408380.29068553,
                1736.643811163573
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:15:59+00:00",
        "end_time": "2018-10-11T18:08:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1637308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1637308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1637308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1637308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3326711,
            48.79704317,
            1736.643811,
            -120.3110425,
            48.80911584,
            2350.403811
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3326710844008,
                  48.79753159215302,
                  1736.643811163573
                ],
                [
                  -120.33205626655634,
                  48.80911583576674,
                  1736.643811163573
                ],
                [
                  -120.31104252584454,
                  48.808627217314786,
                  2350.403811163573
                ],
                [
                  -120.31166217205971,
                  48.79704317167798,
                  2350.403811163573
                ],
                [
                  -120.3326710844008,
                  48.79753159215302,
                  1736.643811163573
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1637308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1637308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:15:59Z",
            "pc:count": 20358070,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696510.9674,
                "count": 20358070,
                "maximum": 697420.0024,
                "minimum": 695875.4424,
                "name": "X",
                "position": 0,
                "stddev": 397.6398146,
                "variance": 158117.4222
              },
              {
                "average": 5408957.758,
                "count": 20358070,
                "maximum": 5409669.411,
                "minimum": 5408380.291,
                "name": "Y",
                "position": 1,
                "stddev": 344.3918791,
                "variance": 118605.7664
              },
              {
                "average": 2049.366709,
                "count": 20358070,
                "maximum": 2350.403811,
                "minimum": 1736.643811,
                "name": "Z",
                "position": 2,
                "stddev": 136.9115919,
                "variance": 18744.78399
              },
              {
                "average": 672.0565419,
                "count": 20358070,
                "maximum": 3454,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 521.5574793,
                "variance": 272022.2042
              },
              {
                "average": 1.19624149,
                "count": 20358070,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5253762338,
                "variance": 0.2760201871
              },
              {
                "average": 1.392279524,
                "count": 20358070,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7701001303,
                "variance": 0.5930542107
              },
              {
                "average": 0.4958879206,
                "count": 20358070,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999831028,
                "variance": 0.2499831031
              },
              {
                "average": 0.00030857542,
                "count": 20358070,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01756360488,
                "variance": 0.0003084802163
              },
              {
                "average": 1.408918675,
                "count": 20358070,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5563284121,
                "variance": 0.3095013021
              },
              {
                "average": -0.3182792168,
                "count": 20358070,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.60403221,
                "variance": 185.0696924
              },
              {
                "average": 0,
                "count": 20358070,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.1826956,
                "count": 20358070,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.951996087,
                "variance": 3.810288723
              },
              {
                "average": 223318780.9,
                "count": 20358070,
                "maximum": 223320559.6,
                "minimum": 223316486.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1028.436242,
                "variance": 1057681.105
              },
              {
                "average": 0,
                "count": 20358070,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20358070,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20358070,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20358070,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20358070,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695875.4424,
              5408380.291,
              1736.643811,
              697420.0024,
              5409669.411,
              2350.403811
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695875.4424165911,
                    5408380.29068553,
                    1736.643811163573
                  ],
                  [
                    695875.4424165911,
                    5409669.410685529,
                    1736.643811163573
                  ],
                  [
                    697420.0024165912,
                    5409669.410685529,
                    2350.403811163573
                  ],
                  [
                    697420.0024165912,
                    5408380.29068553,
                    2350.403811163573
                  ],
                  [
                    695875.4424165911,
                    5408380.29068553,
                    1736.643811163573
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:15:59+00:00",
            "end_time": "2018-10-11T18:08:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37268725086051,
              48.66243884859502,
              1385.0488825127743
            ],
            [
              -120.37195859623296,
              48.67644312630151,
              1385.0488825127743
            ],
            [
              -120.35083874767126,
              48.67595905536714,
              1809.9288825127744
            ],
            [
              -120.35157324139207,
              48.661955014611756,
              1809.9288825127744
            ],
            [
              -120.37268725086051,
              48.66243884859502,
              1385.0488825127743
            ]
          ]
        ]
      },
      "bbox": [
        -120.3726873,
        48.66195501,
        1385.048883,
        -120.3508387,
        48.67644313,
        1809.928883
      ],
      "properties": {
        "datetime": "2018-10-11T18:01:12Z",
        "pc:count": 38812441,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694259.4879,
            "count": 38812441,
            "maximum": 695011.3818,
            "minimum": 693454.9818,
            "name": "X",
            "position": 0,
            "stddev": 451.2777593,
            "variance": 203651.616
          },
          {
            "average": 5394031.078,
            "count": 38812441,
            "maximum": 5394821.537,
            "minimum": 5393263.197,
            "name": "Y",
            "position": 1,
            "stddev": 431.8809939,
            "variance": 186521.1929
          },
          {
            "average": 1593.754116,
            "count": 38812441,
            "maximum": 1809.928883,
            "minimum": 1385.048883,
            "name": "Z",
            "position": 2,
            "stddev": 87.40679391,
            "variance": 7639.947621
          },
          {
            "average": 578.2545085,
            "count": 38812441,
            "maximum": 4095,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 358.7398965,
            "variance": 128694.3134
          },
          {
            "average": 1.386580916,
            "count": 38812441,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.702295861,
            "variance": 0.4932194764
          },
          {
            "average": 1.773216093,
            "count": 38812441,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9714021114,
            "variance": 0.9436220619
          },
          {
            "average": 0.4972759379,
            "count": 38812441,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999925859,
            "variance": 0.2499925859
          },
          {
            "average": 0.0002770503406,
            "count": 38812441,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01664252357,
            "variance": 0.0002769735909
          },
          {
            "average": 1.357772267,
            "count": 38812441,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5363732495,
            "variance": 0.2876962627
          },
          {
            "average": -0.8800662033,
            "count": 38812441,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.96753989,
            "variance": 143.2220111
          },
          {
            "average": 0,
            "count": 38812441,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.8081478,
            "count": 38812441,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.07928695,
            "variance": 82.43345151
          },
          {
            "average": 223091957.1,
            "count": 38812441,
            "maximum": 223316072.3,
            "minimum": 222710423.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 290906.9918,
            "variance": 84626877870.0
          },
          {
            "average": 0,
            "count": 38812441,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38812441,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38812441,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38812441,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38812441,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693454.9818,
          5393263.197,
          1385.048883,
          695011.3818,
          5394821.537,
          1809.928883
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693454.9817622089,
                5393263.197384914,
                1385.0488825127743
              ],
              [
                693454.9817622089,
                5394821.537384914,
                1385.0488825127743
              ],
              [
                695011.3817622088,
                5394821.537384914,
                1809.9288825127744
              ],
              [
                695011.3817622088,
                5393263.197384914,
                1809.9288825127744
              ],
              [
                693454.9817622089,
                5393263.197384914,
                1385.0488825127743
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:01:12+00:00",
        "end_time": "2018-10-04T17:47:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3726873,
            48.66195501,
            1385.048883,
            -120.3508387,
            48.67644313,
            1809.928883
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37268725086051,
                  48.66243884859502,
                  1385.0488825127743
                ],
                [
                  -120.37195859623296,
                  48.67644312630151,
                  1385.0488825127743
                ],
                [
                  -120.35083874767126,
                  48.67595905536714,
                  1809.9288825127744
                ],
                [
                  -120.35157324139207,
                  48.661955014611756,
                  1809.9288825127744
                ],
                [
                  -120.37268725086051,
                  48.66243884859502,
                  1385.0488825127743
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:01:12Z",
            "pc:count": 38812441,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694259.4879,
                "count": 38812441,
                "maximum": 695011.3818,
                "minimum": 693454.9818,
                "name": "X",
                "position": 0,
                "stddev": 451.2777593,
                "variance": 203651.616
              },
              {
                "average": 5394031.078,
                "count": 38812441,
                "maximum": 5394821.537,
                "minimum": 5393263.197,
                "name": "Y",
                "position": 1,
                "stddev": 431.8809939,
                "variance": 186521.1929
              },
              {
                "average": 1593.754116,
                "count": 38812441,
                "maximum": 1809.928883,
                "minimum": 1385.048883,
                "name": "Z",
                "position": 2,
                "stddev": 87.40679391,
                "variance": 7639.947621
              },
              {
                "average": 578.2545085,
                "count": 38812441,
                "maximum": 4095,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 358.7398965,
                "variance": 128694.3134
              },
              {
                "average": 1.386580916,
                "count": 38812441,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.702295861,
                "variance": 0.4932194764
              },
              {
                "average": 1.773216093,
                "count": 38812441,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9714021114,
                "variance": 0.9436220619
              },
              {
                "average": 0.4972759379,
                "count": 38812441,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999925859,
                "variance": 0.2499925859
              },
              {
                "average": 0.0002770503406,
                "count": 38812441,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01664252357,
                "variance": 0.0002769735909
              },
              {
                "average": 1.357772267,
                "count": 38812441,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5363732495,
                "variance": 0.2876962627
              },
              {
                "average": -0.8800662033,
                "count": 38812441,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.96753989,
                "variance": 143.2220111
              },
              {
                "average": 0,
                "count": 38812441,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.8081478,
                "count": 38812441,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.07928695,
                "variance": 82.43345151
              },
              {
                "average": 223091957.1,
                "count": 38812441,
                "maximum": 223316072.3,
                "minimum": 222710423.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 290906.9918,
                "variance": 84626877870.0
              },
              {
                "average": 0,
                "count": 38812441,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38812441,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38812441,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38812441,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38812441,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693454.9818,
              5393263.197,
              1385.048883,
              695011.3818,
              5394821.537,
              1809.928883
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693454.9817622089,
                    5393263.197384914,
                    1385.0488825127743
                  ],
                  [
                    693454.9817622089,
                    5394821.537384914,
                    1385.0488825127743
                  ],
                  [
                    695011.3817622088,
                    5394821.537384914,
                    1809.9288825127744
                  ],
                  [
                    695011.3817622088,
                    5393263.197384914,
                    1809.9288825127744
                  ],
                  [
                    693454.9817622089,
                    5393263.197384914,
                    1385.0488825127743
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:01:12+00:00",
            "end_time": "2018-10-04T17:47:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4305987661559,
              48.348611936841856,
              956.7030283551796
            ],
            [
              -120.43041048372748,
              48.3523545443808,
              956.7030283551796
            ],
            [
              -120.40998728022436,
              48.35189623047201,
              1255.8030283551795
            ],
            [
              -120.41017705506643,
              48.34815368281576,
              1255.8030283551795
            ],
            [
              -120.4305987661559,
              48.348611936841856,
              956.7030283551796
            ]
          ]
        ]
      },
      "bbox": [
        -120.4305988,
        48.34815368,
        956.7030284,
        -120.4099873,
        48.35235454,
        1255.803028
      ],
      "properties": {
        "datetime": "2018-10-04T16:05:26Z",
        "pc:count": 5231195,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691251.8172,
            "count": 5231195,
            "maximum": 691878.1785,
            "minimum": 690363.5585,
            "name": "X",
            "position": 0,
            "stddev": 416.6665814,
            "variance": 173611.0401
          },
          {
            "average": 5358491.155,
            "count": 5231195,
            "maximum": 5358654.95,
            "minimum": 5358238.53,
            "name": "Y",
            "position": 1,
            "stddev": 86.4188758,
            "variance": 7468.222094
          },
          {
            "average": 1081.776688,
            "count": 5231195,
            "maximum": 1255.803028,
            "minimum": 956.7030284,
            "name": "Z",
            "position": 2,
            "stddev": 67.70071314,
            "variance": 4583.38656
          },
          {
            "average": 419.6286441,
            "count": 5231195,
            "maximum": 4095,
            "minimum": 87,
            "name": "Intensity",
            "position": 3,
            "stddev": 205.1984695,
            "variance": 42106.41187
          },
          {
            "average": 1.190883154,
            "count": 5231195,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.442278915,
            "variance": 0.1956106387
          },
          {
            "average": 1.381770131,
            "count": 5231195,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.599599653,
            "variance": 0.3595197438
          },
          {
            "average": 0.4979701579,
            "count": 5231195,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999959275,
            "variance": 0.2499959275
          },
          {
            "average": 0.0002938143197,
            "count": 5231195,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01713849611,
            "variance": 0.000293728049
          },
          {
            "average": 1.32478621,
            "count": 5231195,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5467181497,
            "variance": 0.2989007352
          },
          {
            "average": 0.1933795145,
            "count": 5231195,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.33911082,
            "variance": 106.8972125
          },
          {
            "average": 0,
            "count": 5231195,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 161.0269525,
            "count": 5231195,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 283.3925411,
            "variance": 80311.33234
          },
          {
            "average": 222663323.2,
            "count": 5231195,
            "maximum": 222704326.5,
            "minimum": 222625541.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 38239.04008,
            "variance": 1462224186
          },
          {
            "average": 0,
            "count": 5231195,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5231195,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5231195,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5231195,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5231195,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690363.5585,
          5358238.53,
          956.7030284,
          691878.1785,
          5358654.95,
          1255.803028
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690363.5585114686,
                5358238.529802353,
                956.7030283551796
              ],
              [
                690363.5585114686,
                5358654.949802353,
                956.7030283551796
              ],
              [
                691878.1785114687,
                5358654.949802353,
                1255.8030283551795
              ],
              [
                691878.1785114687,
                5358238.529802353,
                1255.8030283551795
              ],
              [
                690363.5585114686,
                5358238.529802353,
                956.7030283551796
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:05:26+00:00",
        "end_time": "2018-10-03T18:12:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4305988,
            48.34815368,
            956.7030284,
            -120.4099873,
            48.35235454,
            1255.803028
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4305987661559,
                  48.348611936841856,
                  956.7030283551796
                ],
                [
                  -120.43041048372748,
                  48.3523545443808,
                  956.7030283551796
                ],
                [
                  -120.40998728022436,
                  48.35189623047201,
                  1255.8030283551795
                ],
                [
                  -120.41017705506643,
                  48.34815368281576,
                  1255.8030283551795
                ],
                [
                  -120.4305987661559,
                  48.348611936841856,
                  956.7030283551796
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:05:26Z",
            "pc:count": 5231195,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691251.8172,
                "count": 5231195,
                "maximum": 691878.1785,
                "minimum": 690363.5585,
                "name": "X",
                "position": 0,
                "stddev": 416.6665814,
                "variance": 173611.0401
              },
              {
                "average": 5358491.155,
                "count": 5231195,
                "maximum": 5358654.95,
                "minimum": 5358238.53,
                "name": "Y",
                "position": 1,
                "stddev": 86.4188758,
                "variance": 7468.222094
              },
              {
                "average": 1081.776688,
                "count": 5231195,
                "maximum": 1255.803028,
                "minimum": 956.7030284,
                "name": "Z",
                "position": 2,
                "stddev": 67.70071314,
                "variance": 4583.38656
              },
              {
                "average": 419.6286441,
                "count": 5231195,
                "maximum": 4095,
                "minimum": 87,
                "name": "Intensity",
                "position": 3,
                "stddev": 205.1984695,
                "variance": 42106.41187
              },
              {
                "average": 1.190883154,
                "count": 5231195,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.442278915,
                "variance": 0.1956106387
              },
              {
                "average": 1.381770131,
                "count": 5231195,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.599599653,
                "variance": 0.3595197438
              },
              {
                "average": 0.4979701579,
                "count": 5231195,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999959275,
                "variance": 0.2499959275
              },
              {
                "average": 0.0002938143197,
                "count": 5231195,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01713849611,
                "variance": 0.000293728049
              },
              {
                "average": 1.32478621,
                "count": 5231195,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5467181497,
                "variance": 0.2989007352
              },
              {
                "average": 0.1933795145,
                "count": 5231195,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.33911082,
                "variance": 106.8972125
              },
              {
                "average": 0,
                "count": 5231195,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 161.0269525,
                "count": 5231195,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 283.3925411,
                "variance": 80311.33234
              },
              {
                "average": 222663323.2,
                "count": 5231195,
                "maximum": 222704326.5,
                "minimum": 222625541.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 38239.04008,
                "variance": 1462224186
              },
              {
                "average": 0,
                "count": 5231195,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5231195,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5231195,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5231195,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5231195,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690363.5585,
              5358238.53,
              956.7030284,
              691878.1785,
              5358654.95,
              1255.803028
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690363.5585114686,
                    5358238.529802353,
                    956.7030283551796
                  ],
                  [
                    690363.5585114686,
                    5358654.949802353,
                    956.7030283551796
                  ],
                  [
                    691878.1785114687,
                    5358654.949802353,
                    1255.8030283551795
                  ],
                  [
                    691878.1785114687,
                    5358238.529802353,
                    1255.8030283551795
                  ],
                  [
                    690363.5585114686,
                    5358238.529802353,
                    956.7030283551796
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:05:26+00:00",
            "end_time": "2018-10-03T18:12:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1635808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35238844893773,
              48.783962694093965,
              1421.9997717687568
            ],
            [
              -120.35165102531356,
              48.79796644621071,
              1421.9997717687568
            ],
            [
              -120.33123492631127,
              48.79749523023165,
              2224.099771768757
            ],
            [
              -120.33197801834343,
              48.783491708894786,
              2224.099771768757
            ],
            [
              -120.35238844893773,
              48.783962694093965,
              1421.9997717687568
            ]
          ]
        ]
      },
      "bbox": [
        -120.3523884,
        48.78349171,
        1421.999772,
        -120.3312349,
        48.79796645,
        2224.099772
      ],
      "properties": {
        "datetime": "2018-10-11T18:38:47Z",
        "pc:count": 22581159,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695337.8195,
            "count": 22581159,
            "maximum": 695981.0385,
            "minimum": 694480.0985,
            "name": "X",
            "position": 0,
            "stddev": 343.2212079,
            "variance": 117800.7975
          },
          {
            "average": 5407580.835,
            "count": 22581159,
            "maximum": 5408379.947,
            "minimum": 5406821.607,
            "name": "Y",
            "position": 1,
            "stddev": 463.3267432,
            "variance": 214671.671
          },
          {
            "average": 1693.443645,
            "count": 22581159,
            "maximum": 2224.099772,
            "minimum": 1421.999772,
            "name": "Z",
            "position": 2,
            "stddev": 162.7816852,
            "variance": 26497.87703
          },
          {
            "average": 472.2893932,
            "count": 22581159,
            "maximum": 3260,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 312.0835518,
            "variance": 97396.14329
          },
          {
            "average": 1.167864147,
            "count": 22581159,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4813347076,
            "variance": 0.2316831007
          },
          {
            "average": 1.335693841,
            "count": 22581159,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7063743483,
            "variance": 0.49896472
          },
          {
            "average": 0.4966058208,
            "count": 22581159,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999884905,
            "variance": 0.2499884906
          },
          {
            "average": 0.00026787819,
            "count": 22581159,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01636479279,
            "variance": 0.0002678064431
          },
          {
            "average": 1.482132649,
            "count": 22581159,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5742305303,
            "variance": 0.329740702
          },
          {
            "average": 0.6067151379,
            "count": 22581159,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.15977751,
            "variance": 147.8601891
          },
          {
            "average": 0,
            "count": 22581159,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.8025763,
            "count": 22581159,
            "maximum": 132,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.997802611,
            "variance": 3.991215273
          },
          {
            "average": 223316545.5,
            "count": 22581159,
            "maximum": 223318327.8,
            "minimum": 223314399.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1093.19965,
            "variance": 1195085.475
          },
          {
            "average": 0,
            "count": 22581159,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22581159,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22581159,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22581159,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22581159,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694480.0985,
          5406821.607,
          1421.999772,
          695981.0385,
          5408379.947,
          2224.099772
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694480.09846531,
                5406821.606580121,
                1421.9997717687568
              ],
              [
                694480.09846531,
                5408379.946580121,
                1421.9997717687568
              ],
              [
                695981.0384653099,
                5408379.946580121,
                2224.099771768757
              ],
              [
                695981.0384653099,
                5406821.606580121,
                2224.099771768757
              ],
              [
                694480.09846531,
                5406821.606580121,
                1421.9997717687568
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:38:47+00:00",
        "end_time": "2018-10-11T17:33:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1635808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1635808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1635808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1635808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3523884,
            48.78349171,
            1421.999772,
            -120.3312349,
            48.79796645,
            2224.099772
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35238844893773,
                  48.783962694093965,
                  1421.9997717687568
                ],
                [
                  -120.35165102531356,
                  48.79796644621071,
                  1421.9997717687568
                ],
                [
                  -120.33123492631127,
                  48.79749523023165,
                  2224.099771768757
                ],
                [
                  -120.33197801834343,
                  48.783491708894786,
                  2224.099771768757
                ],
                [
                  -120.35238844893773,
                  48.783962694093965,
                  1421.9997717687568
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1635808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1635808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:38:47Z",
            "pc:count": 22581159,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695337.8195,
                "count": 22581159,
                "maximum": 695981.0385,
                "minimum": 694480.0985,
                "name": "X",
                "position": 0,
                "stddev": 343.2212079,
                "variance": 117800.7975
              },
              {
                "average": 5407580.835,
                "count": 22581159,
                "maximum": 5408379.947,
                "minimum": 5406821.607,
                "name": "Y",
                "position": 1,
                "stddev": 463.3267432,
                "variance": 214671.671
              },
              {
                "average": 1693.443645,
                "count": 22581159,
                "maximum": 2224.099772,
                "minimum": 1421.999772,
                "name": "Z",
                "position": 2,
                "stddev": 162.7816852,
                "variance": 26497.87703
              },
              {
                "average": 472.2893932,
                "count": 22581159,
                "maximum": 3260,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 312.0835518,
                "variance": 97396.14329
              },
              {
                "average": 1.167864147,
                "count": 22581159,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4813347076,
                "variance": 0.2316831007
              },
              {
                "average": 1.335693841,
                "count": 22581159,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7063743483,
                "variance": 0.49896472
              },
              {
                "average": 0.4966058208,
                "count": 22581159,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999884905,
                "variance": 0.2499884906
              },
              {
                "average": 0.00026787819,
                "count": 22581159,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01636479279,
                "variance": 0.0002678064431
              },
              {
                "average": 1.482132649,
                "count": 22581159,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5742305303,
                "variance": 0.329740702
              },
              {
                "average": 0.6067151379,
                "count": 22581159,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.15977751,
                "variance": 147.8601891
              },
              {
                "average": 0,
                "count": 22581159,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.8025763,
                "count": 22581159,
                "maximum": 132,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.997802611,
                "variance": 3.991215273
              },
              {
                "average": 223316545.5,
                "count": 22581159,
                "maximum": 223318327.8,
                "minimum": 223314399.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1093.19965,
                "variance": 1195085.475
              },
              {
                "average": 0,
                "count": 22581159,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22581159,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22581159,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22581159,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22581159,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694480.0985,
              5406821.607,
              1421.999772,
              695981.0385,
              5408379.947,
              2224.099772
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694480.09846531,
                    5406821.606580121,
                    1421.9997717687568
                  ],
                  [
                    694480.09846531,
                    5408379.946580121,
                    1421.9997717687568
                  ],
                  [
                    695981.0384653099,
                    5408379.946580121,
                    2224.099771768757
                  ],
                  [
                    695981.0384653099,
                    5406821.606580121,
                    2224.099771768757
                  ],
                  [
                    694480.09846531,
                    5406821.606580121,
                    1421.9997717687568
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:38:47+00:00",
            "end_time": "2018-10-11T17:33:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39194529016699,
              48.513919126587766,
              1279.8644595797925
            ],
            [
              -120.3912259309079,
              48.527920208117365,
              1279.8644595797925
            ],
            [
              -120.37016379685554,
              48.52744067289631,
              1843.8844595797925
            ],
            [
              -120.37088894766497,
              48.51343982588866,
              1843.8844595797925
            ],
            [
              -120.39194529016699,
              48.513919126587766,
              1279.8644595797925
            ]
          ]
        ]
      },
      "bbox": [
        -120.3919453,
        48.51343983,
        1279.86446,
        -120.3701638,
        48.52792021,
        1843.88446
      ],
      "properties": {
        "datetime": "2018-10-04T18:07:39Z",
        "pc:count": 49039971,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693352.0359,
            "count": 49039971,
            "maximum": 694157.681,
            "minimum": 692601.001,
            "name": "X",
            "position": 0,
            "stddev": 435.4516851,
            "variance": 189618.1701
          },
          {
            "average": 5377474.629,
            "count": 49039971,
            "maximum": 5378265.522,
            "minimum": 5376707.602,
            "name": "Y",
            "position": 1,
            "stddev": 433.9085805,
            "variance": 188276.6562
          },
          {
            "average": 1545.555978,
            "count": 49039971,
            "maximum": 1843.88446,
            "minimum": 1279.86446,
            "name": "Z",
            "position": 2,
            "stddev": 121.9598793,
            "variance": 14874.21217
          },
          {
            "average": 485.8596927,
            "count": 49039971,
            "maximum": 2494,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 364.0281992,
            "variance": 132516.5298
          },
          {
            "average": 1.664000454,
            "count": 49039971,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8481354414,
            "variance": 0.719333727
          },
          {
            "average": 2.327744301,
            "count": 49039971,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.026177864,
            "variance": 1.053041008
          },
          {
            "average": 0.4963708278,
            "count": 49039971,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499986834,
            "variance": 0.2499868342
          },
          {
            "average": 0.0003085034451,
            "count": 49039971,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01756155679,
            "variance": 0.000308408277
          },
          {
            "average": 1.207794474,
            "count": 49039971,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4670652845,
            "variance": 0.21814998
          },
          {
            "average": 1.865365169,
            "count": 49039971,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.51353192,
            "variance": 132.5614172
          },
          {
            "average": 0,
            "count": 49039971,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.0745841,
            "count": 49039971,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.719110345,
            "variance": 7.39356107
          },
          {
            "average": 222709306.3,
            "count": 49039971,
            "maximum": 222711659,
            "minimum": 222704961.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2081.295477,
            "variance": 4331790.862
          },
          {
            "average": 0,
            "count": 49039971,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49039971,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49039971,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49039971,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49039971,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692601.001,
          5376707.602,
          1279.86446,
          694157.681,
          5378265.522,
          1843.88446
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692601.0010161806,
                5376707.602000266,
                1279.8644595797925
              ],
              [
                692601.0010161806,
                5378265.522000266,
                1279.8644595797925
              ],
              [
                694157.6810161805,
                5378265.522000266,
                1843.8844595797925
              ],
              [
                694157.6810161805,
                5376707.602000266,
                1843.8844595797925
              ],
              [
                692601.0010161806,
                5376707.602000266,
                1279.8644595797925
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:07:39+00:00",
        "end_time": "2018-10-04T16:16:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3919453,
            48.51343983,
            1279.86446,
            -120.3701638,
            48.52792021,
            1843.88446
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39194529016699,
                  48.513919126587766,
                  1279.8644595797925
                ],
                [
                  -120.3912259309079,
                  48.527920208117365,
                  1279.8644595797925
                ],
                [
                  -120.37016379685554,
                  48.52744067289631,
                  1843.8844595797925
                ],
                [
                  -120.37088894766497,
                  48.51343982588866,
                  1843.8844595797925
                ],
                [
                  -120.39194529016699,
                  48.513919126587766,
                  1279.8644595797925
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:07:39Z",
            "pc:count": 49039971,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693352.0359,
                "count": 49039971,
                "maximum": 694157.681,
                "minimum": 692601.001,
                "name": "X",
                "position": 0,
                "stddev": 435.4516851,
                "variance": 189618.1701
              },
              {
                "average": 5377474.629,
                "count": 49039971,
                "maximum": 5378265.522,
                "minimum": 5376707.602,
                "name": "Y",
                "position": 1,
                "stddev": 433.9085805,
                "variance": 188276.6562
              },
              {
                "average": 1545.555978,
                "count": 49039971,
                "maximum": 1843.88446,
                "minimum": 1279.86446,
                "name": "Z",
                "position": 2,
                "stddev": 121.9598793,
                "variance": 14874.21217
              },
              {
                "average": 485.8596927,
                "count": 49039971,
                "maximum": 2494,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 364.0281992,
                "variance": 132516.5298
              },
              {
                "average": 1.664000454,
                "count": 49039971,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8481354414,
                "variance": 0.719333727
              },
              {
                "average": 2.327744301,
                "count": 49039971,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.026177864,
                "variance": 1.053041008
              },
              {
                "average": 0.4963708278,
                "count": 49039971,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499986834,
                "variance": 0.2499868342
              },
              {
                "average": 0.0003085034451,
                "count": 49039971,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01756155679,
                "variance": 0.000308408277
              },
              {
                "average": 1.207794474,
                "count": 49039971,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4670652845,
                "variance": 0.21814998
              },
              {
                "average": 1.865365169,
                "count": 49039971,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.51353192,
                "variance": 132.5614172
              },
              {
                "average": 0,
                "count": 49039971,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.0745841,
                "count": 49039971,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.719110345,
                "variance": 7.39356107
              },
              {
                "average": 222709306.3,
                "count": 49039971,
                "maximum": 222711659,
                "minimum": 222704961.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2081.295477,
                "variance": 4331790.862
              },
              {
                "average": 0,
                "count": 49039971,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49039971,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49039971,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49039971,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49039971,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692601.001,
              5376707.602,
              1279.86446,
              694157.681,
              5378265.522,
              1843.88446
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692601.0010161806,
                    5376707.602000266,
                    1279.8644595797925
                  ],
                  [
                    692601.0010161806,
                    5378265.522000266,
                    1279.8644595797925
                  ],
                  [
                    694157.6810161805,
                    5378265.522000266,
                    1843.8844595797925
                  ],
                  [
                    694157.6810161805,
                    5376707.602000266,
                    1843.8844595797925
                  ],
                  [
                    692601.0010161806,
                    5376707.602000266,
                    1279.8644595797925
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:07:39+00:00",
            "end_time": "2018-10-04T16:16:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33014712624491,
              48.365662589482355,
              662.7360173278615
            ],
            [
              -120.32941467902803,
              48.379660999628825,
              662.7360173278615
            ],
            [
              -120.30841239904845,
              48.37917121674045,
              1011.2960173278615
            ],
            [
              -120.30915058956319,
              48.365173045930206,
              1011.2960173278615
            ],
            [
              -120.33014712624491,
              48.365662589482355,
              662.7360173278615
            ]
          ]
        ]
      },
      "bbox": [
        -120.3301471,
        48.36517305,
        662.7360173,
        -120.3084124,
        48.379661,
        1011.296017
      ],
      "properties": {
        "datetime": "2018-10-11T19:28:33Z",
        "pc:count": 30807731,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698483.427,
            "count": 30807731,
            "maximum": 699296.0991,
            "minimum": 697739.2391,
            "name": "X",
            "position": 0,
            "stddev": 428.6066469,
            "variance": 183703.6578
          },
          {
            "average": 5361211.02,
            "count": 30807731,
            "maximum": 5361945.587,
            "minimum": 5360387.927,
            "name": "Y",
            "position": 1,
            "stddev": 441.4984242,
            "variance": 194920.8586
          },
          {
            "average": 755.1495135,
            "count": 30807731,
            "maximum": 1011.296017,
            "minimum": 662.7360173,
            "name": "Z",
            "position": 2,
            "stddev": 85.55005607,
            "variance": 7318.812094
          },
          {
            "average": 682.8769311,
            "count": 30807731,
            "maximum": 4095,
            "minimum": 76,
            "name": "Intensity",
            "position": 3,
            "stddev": 401.1883823,
            "variance": 160952.1181
          },
          {
            "average": 1.215833844,
            "count": 30807731,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4807608071,
            "variance": 0.2311309537
          },
          {
            "average": 1.431682457,
            "count": 30807731,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6565050769,
            "variance": 0.430998916
          },
          {
            "average": 0.4992096951,
            "count": 30807731,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999993835,
            "variance": 0.2499993835
          },
          {
            "average": 0.0002856101282,
            "count": 30807731,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01689759049,
            "variance": 0.0002855285643
          },
          {
            "average": 1.398934573,
            "count": 30807731,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5219800479,
            "variance": 0.2724631704
          },
          {
            "average": -0.1400991293,
            "count": 30807731,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.989570341,
            "variance": 99.79151559
          },
          {
            "average": 0,
            "count": 30807731,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.9607039,
            "count": 30807731,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.306185776,
            "variance": 5.318492832
          },
          {
            "average": 223319175.6,
            "count": 30807731,
            "maximum": 223321313.7,
            "minimum": 223317221.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1192.789896,
            "variance": 1422747.737
          },
          {
            "average": 0,
            "count": 30807731,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30807731,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30807731,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30807731,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30807731,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697739.2391,
          5360387.927,
          662.7360173,
          699296.0991,
          5361945.587,
          1011.296017
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697739.2391364832,
                5360387.927172698,
                662.7360173278615
              ],
              [
                697739.2391364832,
                5361945.587172698,
                662.7360173278615
              ],
              [
                699296.0991364833,
                5361945.587172698,
                1011.2960173278615
              ],
              [
                699296.0991364833,
                5360387.927172698,
                1011.2960173278615
              ],
              [
                697739.2391364832,
                5360387.927172698,
                662.7360173278615
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:28:33+00:00",
        "end_time": "2018-10-11T18:20:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3301471,
            48.36517305,
            662.7360173,
            -120.3084124,
            48.379661,
            1011.296017
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33014712624491,
                  48.365662589482355,
                  662.7360173278615
                ],
                [
                  -120.32941467902803,
                  48.379660999628825,
                  662.7360173278615
                ],
                [
                  -120.30841239904845,
                  48.37917121674045,
                  1011.2960173278615
                ],
                [
                  -120.30915058956319,
                  48.365173045930206,
                  1011.2960173278615
                ],
                [
                  -120.33014712624491,
                  48.365662589482355,
                  662.7360173278615
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:28:33Z",
            "pc:count": 30807731,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698483.427,
                "count": 30807731,
                "maximum": 699296.0991,
                "minimum": 697739.2391,
                "name": "X",
                "position": 0,
                "stddev": 428.6066469,
                "variance": 183703.6578
              },
              {
                "average": 5361211.02,
                "count": 30807731,
                "maximum": 5361945.587,
                "minimum": 5360387.927,
                "name": "Y",
                "position": 1,
                "stddev": 441.4984242,
                "variance": 194920.8586
              },
              {
                "average": 755.1495135,
                "count": 30807731,
                "maximum": 1011.296017,
                "minimum": 662.7360173,
                "name": "Z",
                "position": 2,
                "stddev": 85.55005607,
                "variance": 7318.812094
              },
              {
                "average": 682.8769311,
                "count": 30807731,
                "maximum": 4095,
                "minimum": 76,
                "name": "Intensity",
                "position": 3,
                "stddev": 401.1883823,
                "variance": 160952.1181
              },
              {
                "average": 1.215833844,
                "count": 30807731,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4807608071,
                "variance": 0.2311309537
              },
              {
                "average": 1.431682457,
                "count": 30807731,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6565050769,
                "variance": 0.430998916
              },
              {
                "average": 0.4992096951,
                "count": 30807731,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999993835,
                "variance": 0.2499993835
              },
              {
                "average": 0.0002856101282,
                "count": 30807731,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01689759049,
                "variance": 0.0002855285643
              },
              {
                "average": 1.398934573,
                "count": 30807731,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5219800479,
                "variance": 0.2724631704
              },
              {
                "average": -0.1400991293,
                "count": 30807731,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.989570341,
                "variance": 99.79151559
              },
              {
                "average": 0,
                "count": 30807731,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.9607039,
                "count": 30807731,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.306185776,
                "variance": 5.318492832
              },
              {
                "average": 223319175.6,
                "count": 30807731,
                "maximum": 223321313.7,
                "minimum": 223317221.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1192.789896,
                "variance": 1422747.737
              },
              {
                "average": 0,
                "count": 30807731,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30807731,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30807731,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30807731,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30807731,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697739.2391,
              5360387.927,
              662.7360173,
              699296.0991,
              5361945.587,
              1011.296017
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697739.2391364832,
                    5360387.927172698,
                    662.7360173278615
                  ],
                  [
                    697739.2391364832,
                    5361945.587172698,
                    662.7360173278615
                  ],
                  [
                    699296.0991364833,
                    5361945.587172698,
                    1011.2960173278615
                  ],
                  [
                    699296.0991364833,
                    5360387.927172698,
                    1011.2960173278615
                  ],
                  [
                    697739.2391364832,
                    5360387.927172698,
                    662.7360173278615
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:28:33+00:00",
            "end_time": "2018-10-11T18:20:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1634308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33266378924118,
              48.770538263483836,
              1334.1028975539443
            ],
            [
              -120.33192115960543,
              48.78454308232456,
              1334.1028975539443
            ],
            [
              -120.31075477593076,
              48.78405081796332,
              2502.342897553944
            ],
            [
              -120.31150327975094,
              48.77004624021405,
              2502.342897553944
            ],
            [
              -120.33266378924118,
              48.770538263483836,
              1334.1028975539443
            ]
          ]
        ]
      },
      "bbox": [
        -120.3326638,
        48.77004624,
        1334.102898,
        -120.3107548,
        48.78454308,
        2502.342898
      ],
      "properties": {
        "datetime": "2018-10-11T19:16:48Z",
        "pc:count": 32376661,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696795.9636,
            "count": 32376661,
            "maximum": 697537.6584,
            "minimum": 695981.1184,
            "name": "X",
            "position": 0,
            "stddev": 432.7355798,
            "variance": 187260.082
          },
          {
            "average": 5406175.939,
            "count": 32376661,
            "maximum": 5406938.608,
            "minimum": 5405380.128,
            "name": "Y",
            "position": 1,
            "stddev": 426.3016947,
            "variance": 181733.1349
          },
          {
            "average": 1756.276531,
            "count": 32376661,
            "maximum": 2502.342898,
            "minimum": 1334.102898,
            "name": "Z",
            "position": 2,
            "stddev": 281.1479678,
            "variance": 79044.17978
          },
          {
            "average": 638.5759651,
            "count": 32376661,
            "maximum": 4095,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 467.2128782,
            "variance": 218287.8735
          },
          {
            "average": 1.235885319,
            "count": 32376661,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5562083731,
            "variance": 0.3093677543
          },
          {
            "average": 1.471653269,
            "count": 32376661,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7977364696,
            "variance": 0.636383475
          },
          {
            "average": 0.4964675326,
            "count": 32376661,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875292,
            "variance": 0.2499875294
          },
          {
            "average": 0.000294564038,
            "count": 32376661,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0171603403,
            "variance": 0.0002944772791
          },
          {
            "average": 1.412753866,
            "count": 32376661,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5573242784,
            "variance": 0.3106103513
          },
          {
            "average": -1.333742202,
            "count": 32376661,
            "maximum": 19.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.32930103,
            "variance": 152.0116638
          },
          {
            "average": 0,
            "count": 32376661,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.880547,
            "count": 32376661,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.038377668,
            "variance": 4.154983517
          },
          {
            "average": 223319129.2,
            "count": 32376661,
            "maximum": 223320608.4,
            "minimum": 223316528.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1035.558243,
            "variance": 1072380.874
          },
          {
            "average": 0,
            "count": 32376661,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32376661,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32376661,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32376661,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32376661,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695981.1184,
          5405380.128,
          1334.102898,
          697537.6584,
          5406938.608,
          2502.342898
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695981.1183703574,
                5405380.128164792,
                1334.1028975539443
              ],
              [
                695981.1183703574,
                5406938.608164793,
                1334.1028975539443
              ],
              [
                697537.6583703575,
                5406938.608164793,
                2502.342897553944
              ],
              [
                697537.6583703575,
                5405380.128164792,
                2502.342897553944
              ],
              [
                695981.1183703574,
                5405380.128164792,
                1334.1028975539443
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:16:48+00:00",
        "end_time": "2018-10-11T18:08:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1634308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1634308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1634308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1634308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3326638,
            48.77004624,
            1334.102898,
            -120.3107548,
            48.78454308,
            2502.342898
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33266378924118,
                  48.770538263483836,
                  1334.1028975539443
                ],
                [
                  -120.33192115960543,
                  48.78454308232456,
                  1334.1028975539443
                ],
                [
                  -120.31075477593076,
                  48.78405081796332,
                  2502.342897553944
                ],
                [
                  -120.31150327975094,
                  48.77004624021405,
                  2502.342897553944
                ],
                [
                  -120.33266378924118,
                  48.770538263483836,
                  1334.1028975539443
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1634308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1634308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:16:48Z",
            "pc:count": 32376661,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696795.9636,
                "count": 32376661,
                "maximum": 697537.6584,
                "minimum": 695981.1184,
                "name": "X",
                "position": 0,
                "stddev": 432.7355798,
                "variance": 187260.082
              },
              {
                "average": 5406175.939,
                "count": 32376661,
                "maximum": 5406938.608,
                "minimum": 5405380.128,
                "name": "Y",
                "position": 1,
                "stddev": 426.3016947,
                "variance": 181733.1349
              },
              {
                "average": 1756.276531,
                "count": 32376661,
                "maximum": 2502.342898,
                "minimum": 1334.102898,
                "name": "Z",
                "position": 2,
                "stddev": 281.1479678,
                "variance": 79044.17978
              },
              {
                "average": 638.5759651,
                "count": 32376661,
                "maximum": 4095,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 467.2128782,
                "variance": 218287.8735
              },
              {
                "average": 1.235885319,
                "count": 32376661,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5562083731,
                "variance": 0.3093677543
              },
              {
                "average": 1.471653269,
                "count": 32376661,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7977364696,
                "variance": 0.636383475
              },
              {
                "average": 0.4964675326,
                "count": 32376661,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875292,
                "variance": 0.2499875294
              },
              {
                "average": 0.000294564038,
                "count": 32376661,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0171603403,
                "variance": 0.0002944772791
              },
              {
                "average": 1.412753866,
                "count": 32376661,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5573242784,
                "variance": 0.3106103513
              },
              {
                "average": -1.333742202,
                "count": 32376661,
                "maximum": 19.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.32930103,
                "variance": 152.0116638
              },
              {
                "average": 0,
                "count": 32376661,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.880547,
                "count": 32376661,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.038377668,
                "variance": 4.154983517
              },
              {
                "average": 223319129.2,
                "count": 32376661,
                "maximum": 223320608.4,
                "minimum": 223316528.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1035.558243,
                "variance": 1072380.874
              },
              {
                "average": 0,
                "count": 32376661,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32376661,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32376661,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32376661,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32376661,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695981.1184,
              5405380.128,
              1334.102898,
              697537.6584,
              5406938.608,
              2502.342898
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695981.1183703574,
                    5405380.128164792,
                    1334.1028975539443
                  ],
                  [
                    695981.1183703574,
                    5406938.608164793,
                    1334.1028975539443
                  ],
                  [
                    697537.6583703575,
                    5406938.608164793,
                    2502.342897553944
                  ],
                  [
                    697537.6583703575,
                    5405380.128164792,
                    2502.342897553944
                  ],
                  [
                    695981.1183703574,
                    5405380.128164792,
                    1334.1028975539443
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:16:48+00:00",
            "end_time": "2018-10-11T18:08:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43209451761884,
              48.45980205937757,
              1311.826188917063
            ],
            [
              -120.43138765134205,
              48.47380209957334,
              1311.826188917063
            ],
            [
              -120.41034725356597,
              48.473330303975864,
              2087.326188917063
            ],
            [
              -120.4110598943214,
              48.45933049444567,
              2087.326188917063
            ],
            [
              -120.43209451761884,
              48.45980205937757,
              1311.826188917063
            ]
          ]
        ]
      },
      "bbox": [
        -120.4320945,
        48.45933049,
        1311.826189,
        -120.4103473,
        48.4738021,
        2087.326189
      ],
      "properties": {
        "datetime": "2018-10-04T16:02:14Z",
        "pc:count": 44607712,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690606.2266,
            "count": 44607712,
            "maximum": 691394.9524,
            "minimum": 689838.2724,
            "name": "X",
            "position": 0,
            "stddev": 438.5967981,
            "variance": 192367.1513
          },
          {
            "average": 5371426.188,
            "count": 44607712,
            "maximum": 5372150.287,
            "minimum": 5370592.547,
            "name": "Y",
            "position": 1,
            "stddev": 420.9230017,
            "variance": 177176.1733
          },
          {
            "average": 1731.638977,
            "count": 44607712,
            "maximum": 2087.326189,
            "minimum": 1311.826189,
            "name": "Z",
            "position": 2,
            "stddev": 158.9075769,
            "variance": 25251.61799
          },
          {
            "average": 535.7555271,
            "count": 44607712,
            "maximum": 2782,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 374.9107681,
            "variance": 140558.084
          },
          {
            "average": 1.568856591,
            "count": 44607712,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8257815475,
            "variance": 0.6819151642
          },
          {
            "average": 2.137499386,
            "count": 44607712,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.073880035,
            "variance": 1.15321833
          },
          {
            "average": 0.496718415,
            "count": 44607712,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892367,
            "variance": 0.2499892368
          },
          {
            "average": 0.0003125468529,
            "count": 44607712,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0176762319,
            "variance": 0.0003124491744
          },
          {
            "average": 1.248756403,
            "count": 44607712,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4871625538,
            "variance": 0.2373273538
          },
          {
            "average": -1.362762882,
            "count": 44607712,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.78720309,
            "variance": 138.9381568
          },
          {
            "average": 0,
            "count": 44607712,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 159.9949026,
            "count": 44607712,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 274.6097237,
            "variance": 75410.50037
          },
          {
            "average": 222654362.9,
            "count": 44607712,
            "maximum": 222704134.3,
            "minimum": 222625330.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 36812.72468,
            "variance": 1355176698
          },
          {
            "average": 0,
            "count": 44607712,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44607712,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44607712,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44607712,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44607712,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          689838.2724,
          5370592.547,
          1311.826189,
          691394.9524,
          5372150.287,
          2087.326189
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                689838.272441721,
                5370592.547027259,
                1311.826188917063
              ],
              [
                689838.272441721,
                5372150.287027259,
                1311.826188917063
              ],
              [
                691394.952441721,
                5372150.287027259,
                2087.326188917063
              ],
              [
                691394.952441721,
                5370592.547027259,
                2087.326188917063
              ],
              [
                689838.272441721,
                5370592.547027259,
                1311.826188917063
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:02:14+00:00",
        "end_time": "2018-10-03T18:08:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4320945,
            48.45933049,
            1311.826189,
            -120.4103473,
            48.4738021,
            2087.326189
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43209451761884,
                  48.45980205937757,
                  1311.826188917063
                ],
                [
                  -120.43138765134205,
                  48.47380209957334,
                  1311.826188917063
                ],
                [
                  -120.41034725356597,
                  48.473330303975864,
                  2087.326188917063
                ],
                [
                  -120.4110598943214,
                  48.45933049444567,
                  2087.326188917063
                ],
                [
                  -120.43209451761884,
                  48.45980205937757,
                  1311.826188917063
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:02:14Z",
            "pc:count": 44607712,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690606.2266,
                "count": 44607712,
                "maximum": 691394.9524,
                "minimum": 689838.2724,
                "name": "X",
                "position": 0,
                "stddev": 438.5967981,
                "variance": 192367.1513
              },
              {
                "average": 5371426.188,
                "count": 44607712,
                "maximum": 5372150.287,
                "minimum": 5370592.547,
                "name": "Y",
                "position": 1,
                "stddev": 420.9230017,
                "variance": 177176.1733
              },
              {
                "average": 1731.638977,
                "count": 44607712,
                "maximum": 2087.326189,
                "minimum": 1311.826189,
                "name": "Z",
                "position": 2,
                "stddev": 158.9075769,
                "variance": 25251.61799
              },
              {
                "average": 535.7555271,
                "count": 44607712,
                "maximum": 2782,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 374.9107681,
                "variance": 140558.084
              },
              {
                "average": 1.568856591,
                "count": 44607712,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8257815475,
                "variance": 0.6819151642
              },
              {
                "average": 2.137499386,
                "count": 44607712,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.073880035,
                "variance": 1.15321833
              },
              {
                "average": 0.496718415,
                "count": 44607712,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892367,
                "variance": 0.2499892368
              },
              {
                "average": 0.0003125468529,
                "count": 44607712,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0176762319,
                "variance": 0.0003124491744
              },
              {
                "average": 1.248756403,
                "count": 44607712,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4871625538,
                "variance": 0.2373273538
              },
              {
                "average": -1.362762882,
                "count": 44607712,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.78720309,
                "variance": 138.9381568
              },
              {
                "average": 0,
                "count": 44607712,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 159.9949026,
                "count": 44607712,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 274.6097237,
                "variance": 75410.50037
              },
              {
                "average": 222654362.9,
                "count": 44607712,
                "maximum": 222704134.3,
                "minimum": 222625330.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 36812.72468,
                "variance": 1355176698
              },
              {
                "average": 0,
                "count": 44607712,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44607712,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44607712,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44607712,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44607712,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              689838.2724,
              5370592.547,
              1311.826189,
              691394.9524,
              5372150.287,
              2087.326189
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    689838.272441721,
                    5370592.547027259,
                    1311.826188917063
                  ],
                  [
                    689838.272441721,
                    5372150.287027259,
                    1311.826188917063
                  ],
                  [
                    691394.952441721,
                    5372150.287027259,
                    2087.326188917063
                  ],
                  [
                    691394.952441721,
                    5370592.547027259,
                    2087.326188917063
                  ],
                  [
                    689838.272441721,
                    5370592.547027259,
                    1311.826188917063
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:02:14+00:00",
            "end_time": "2018-10-03T18:08:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4312230125973,
              48.35185019430085,
              784.9985094989415
            ],
            [
              -120.43051870765255,
              48.36584797225897,
              784.9985094989415
            ],
            [
              -120.40952282679831,
              48.36537680128257,
              1354.8385094989417
            ],
            [
              -120.4102328711728,
              48.35137925354225,
              1354.8385094989417
            ],
            [
              -120.4312230125973,
              48.35185019430085,
              784.9985094989415
            ]
          ]
        ]
      },
      "bbox": [
        -120.431223,
        48.35137925,
        784.9985095,
        -120.4095228,
        48.36584797,
        1354.838509
      ],
      "properties": {
        "datetime": "2018-10-04T16:05:21Z",
        "pc:count": 29655746,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691073.0471,
            "count": 29655746,
            "maximum": 691861.9275,
            "minimum": 690305.2475,
            "name": "X",
            "position": 0,
            "stddev": 434.2864374,
            "variance": 188604.7097
          },
          {
            "average": 5359385.816,
            "count": 29655746,
            "maximum": 5360154.338,
            "minimum": 5358596.878,
            "name": "Y",
            "position": 1,
            "stddev": 434.7996574,
            "variance": 189050.7421
          },
          {
            "average": 1005.759445,
            "count": 29655746,
            "maximum": 1354.838509,
            "minimum": 784.9985095,
            "name": "Z",
            "position": 2,
            "stddev": 120.6042619,
            "variance": 14545.38798
          },
          {
            "average": 465.6399808,
            "count": 29655746,
            "maximum": 4095,
            "minimum": 73,
            "name": "Intensity",
            "position": 3,
            "stddev": 251.9448418,
            "variance": 63476.20331
          },
          {
            "average": 1.190920201,
            "count": 29655746,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4386581594,
            "variance": 0.1924209808
          },
          {
            "average": 1.381939406,
            "count": 29655746,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5915993416,
            "variance": 0.349989781
          },
          {
            "average": 0.4987053436,
            "count": 29655746,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999983323,
            "variance": 0.2499983323
          },
          {
            "average": 0.0002950861529,
            "count": 29655746,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01717553746,
            "variance": 0.0002949990871
          },
          {
            "average": 1.319319871,
            "count": 29655746,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5279493628,
            "variance": 0.2787305297
          },
          {
            "average": -0.4225586204,
            "count": 29655746,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.23235049,
            "variance": 104.7009966
          },
          {
            "average": 0,
            "count": 29655746,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 188.6183165,
            "count": 29655746,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 339.9110537,
            "variance": 115539.5244
          },
          {
            "average": 222657268.5,
            "count": 29655746,
            "maximum": 222704321.8,
            "minimum": 222625518.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37517.31452,
            "variance": 1407548888
          },
          {
            "average": 0,
            "count": 29655746,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29655746,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29655746,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29655746,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29655746,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690305.2475,
          5358596.878,
          784.9985095,
          691861.9275,
          5360154.338,
          1354.838509
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690305.2475499987,
                5358596.878319,
                784.9985094989415
              ],
              [
                690305.2475499987,
                5360154.338319001,
                784.9985094989415
              ],
              [
                691861.9275499986,
                5360154.338319001,
                1354.8385094989417
              ],
              [
                691861.9275499986,
                5358596.878319,
                1354.8385094989417
              ],
              [
                690305.2475499987,
                5358596.878319,
                784.9985094989415
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:05:21+00:00",
        "end_time": "2018-10-03T18:11:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.431223,
            48.35137925,
            784.9985095,
            -120.4095228,
            48.36584797,
            1354.838509
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4312230125973,
                  48.35185019430085,
                  784.9985094989415
                ],
                [
                  -120.43051870765255,
                  48.36584797225897,
                  784.9985094989415
                ],
                [
                  -120.40952282679831,
                  48.36537680128257,
                  1354.8385094989417
                ],
                [
                  -120.4102328711728,
                  48.35137925354225,
                  1354.8385094989417
                ],
                [
                  -120.4312230125973,
                  48.35185019430085,
                  784.9985094989415
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:05:21Z",
            "pc:count": 29655746,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691073.0471,
                "count": 29655746,
                "maximum": 691861.9275,
                "minimum": 690305.2475,
                "name": "X",
                "position": 0,
                "stddev": 434.2864374,
                "variance": 188604.7097
              },
              {
                "average": 5359385.816,
                "count": 29655746,
                "maximum": 5360154.338,
                "minimum": 5358596.878,
                "name": "Y",
                "position": 1,
                "stddev": 434.7996574,
                "variance": 189050.7421
              },
              {
                "average": 1005.759445,
                "count": 29655746,
                "maximum": 1354.838509,
                "minimum": 784.9985095,
                "name": "Z",
                "position": 2,
                "stddev": 120.6042619,
                "variance": 14545.38798
              },
              {
                "average": 465.6399808,
                "count": 29655746,
                "maximum": 4095,
                "minimum": 73,
                "name": "Intensity",
                "position": 3,
                "stddev": 251.9448418,
                "variance": 63476.20331
              },
              {
                "average": 1.190920201,
                "count": 29655746,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4386581594,
                "variance": 0.1924209808
              },
              {
                "average": 1.381939406,
                "count": 29655746,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5915993416,
                "variance": 0.349989781
              },
              {
                "average": 0.4987053436,
                "count": 29655746,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999983323,
                "variance": 0.2499983323
              },
              {
                "average": 0.0002950861529,
                "count": 29655746,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01717553746,
                "variance": 0.0002949990871
              },
              {
                "average": 1.319319871,
                "count": 29655746,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5279493628,
                "variance": 0.2787305297
              },
              {
                "average": -0.4225586204,
                "count": 29655746,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.23235049,
                "variance": 104.7009966
              },
              {
                "average": 0,
                "count": 29655746,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 188.6183165,
                "count": 29655746,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 339.9110537,
                "variance": 115539.5244
              },
              {
                "average": 222657268.5,
                "count": 29655746,
                "maximum": 222704321.8,
                "minimum": 222625518.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37517.31452,
                "variance": 1407548888
              },
              {
                "average": 0,
                "count": 29655746,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29655746,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29655746,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29655746,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29655746,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690305.2475,
              5358596.878,
              784.9985095,
              691861.9275,
              5360154.338,
              1354.838509
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690305.2475499987,
                    5358596.878319,
                    784.9985094989415
                  ],
                  [
                    690305.2475499987,
                    5360154.338319001,
                    784.9985094989415
                  ],
                  [
                    691861.9275499986,
                    5360154.338319001,
                    1354.8385094989417
                  ],
                  [
                    691861.9275499986,
                    5358596.878319,
                    1354.8385094989417
                  ],
                  [
                    690305.2475499987,
                    5358596.878319,
                    784.9985094989415
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:05:21+00:00",
            "end_time": "2018-10-03T18:11:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41234175840562,
              48.52734711698527,
              1247.3332530651892
            ],
            [
              -120.41162765693684,
              48.54134893143822,
              1247.3332530651892
            ],
            [
              -120.3905606918916,
              48.54087305531334,
              1829.533253065189
            ],
            [
              -120.3912805894771,
              48.526871473618684,
              1829.533253065189
            ],
            [
              -120.41234175840562,
              48.52734711698527,
              1247.3332530651892
            ]
          ]
        ]
      },
      "bbox": [
        -120.4123418,
        48.52687147,
        1247.333253,
        -120.3905607,
        48.54134893,
        1829.533253
      ],
      "properties": {
        "datetime": "2018-10-04T17:36:25Z",
        "pc:count": 45329700,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691824.5888,
            "count": 45329700,
            "maximum": 692600.9452,
            "minimum": 691044.3452,
            "name": "X",
            "position": 0,
            "stddev": 430.9529187,
            "variance": 185720.4182
          },
          {
            "average": 5378910.792,
            "count": 45329700,
            "maximum": 5379706.806,
            "minimum": 5378148.826,
            "name": "Y",
            "position": 1,
            "stddev": 430.0576788,
            "variance": 184949.6071
          },
          {
            "average": 1518.02049,
            "count": 45329700,
            "maximum": 1829.533253,
            "minimum": 1247.333253,
            "name": "Z",
            "position": 2,
            "stddev": 130.9458214,
            "variance": 17146.80814
          },
          {
            "average": 513.453196,
            "count": 45329700,
            "maximum": 4095,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 373.9143679,
            "variance": 139811.9545
          },
          {
            "average": 1.614208874,
            "count": 45329700,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8191746514,
            "variance": 0.6710471096
          },
          {
            "average": 2.228273009,
            "count": 45329700,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.010746676,
            "variance": 1.021608842
          },
          {
            "average": 0.4972086513,
            "count": 45329700,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999922138,
            "variance": 0.2499922139
          },
          {
            "average": 0.0002836992082,
            "count": 45329700,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01684098362,
            "variance": 0.0002836187293
          },
          {
            "average": 1.231393215,
            "count": 45329700,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4885570105,
            "variance": 0.2386879525
          },
          {
            "average": -1.030038899,
            "count": 45329700,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.24376135,
            "variance": 126.4221693
          },
          {
            "average": 0,
            "count": 45329700,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.42300227,
            "count": 45329700,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.23855329,
            "variance": 5.011120834
          },
          {
            "average": 222704759.2,
            "count": 45329700,
            "maximum": 222709785.1,
            "minimum": 222703227.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1239.881101,
            "variance": 1537305.145
          },
          {
            "average": 0,
            "count": 45329700,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45329700,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45329700,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45329700,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45329700,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691044.3452,
          5378148.826,
          1247.333253,
          692600.9452,
          5379706.806,
          1829.533253
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691044.3451604132,
                5378148.825770518,
                1247.3332530651892
              ],
              [
                691044.3451604132,
                5379706.805770518,
                1247.3332530651892
              ],
              [
                692600.9451604133,
                5379706.805770518,
                1829.533253065189
              ],
              [
                692600.9451604133,
                5378148.825770518,
                1829.533253065189
              ],
              [
                691044.3451604132,
                5378148.825770518,
                1247.3332530651892
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:36:25+00:00",
        "end_time": "2018-10-04T15:47:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4123418,
            48.52687147,
            1247.333253,
            -120.3905607,
            48.54134893,
            1829.533253
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41234175840562,
                  48.52734711698527,
                  1247.3332530651892
                ],
                [
                  -120.41162765693684,
                  48.54134893143822,
                  1247.3332530651892
                ],
                [
                  -120.3905606918916,
                  48.54087305531334,
                  1829.533253065189
                ],
                [
                  -120.3912805894771,
                  48.526871473618684,
                  1829.533253065189
                ],
                [
                  -120.41234175840562,
                  48.52734711698527,
                  1247.3332530651892
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:36:25Z",
            "pc:count": 45329700,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691824.5888,
                "count": 45329700,
                "maximum": 692600.9452,
                "minimum": 691044.3452,
                "name": "X",
                "position": 0,
                "stddev": 430.9529187,
                "variance": 185720.4182
              },
              {
                "average": 5378910.792,
                "count": 45329700,
                "maximum": 5379706.806,
                "minimum": 5378148.826,
                "name": "Y",
                "position": 1,
                "stddev": 430.0576788,
                "variance": 184949.6071
              },
              {
                "average": 1518.02049,
                "count": 45329700,
                "maximum": 1829.533253,
                "minimum": 1247.333253,
                "name": "Z",
                "position": 2,
                "stddev": 130.9458214,
                "variance": 17146.80814
              },
              {
                "average": 513.453196,
                "count": 45329700,
                "maximum": 4095,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 373.9143679,
                "variance": 139811.9545
              },
              {
                "average": 1.614208874,
                "count": 45329700,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8191746514,
                "variance": 0.6710471096
              },
              {
                "average": 2.228273009,
                "count": 45329700,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.010746676,
                "variance": 1.021608842
              },
              {
                "average": 0.4972086513,
                "count": 45329700,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999922138,
                "variance": 0.2499922139
              },
              {
                "average": 0.0002836992082,
                "count": 45329700,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01684098362,
                "variance": 0.0002836187293
              },
              {
                "average": 1.231393215,
                "count": 45329700,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4885570105,
                "variance": 0.2386879525
              },
              {
                "average": -1.030038899,
                "count": 45329700,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.24376135,
                "variance": 126.4221693
              },
              {
                "average": 0,
                "count": 45329700,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.42300227,
                "count": 45329700,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.23855329,
                "variance": 5.011120834
              },
              {
                "average": 222704759.2,
                "count": 45329700,
                "maximum": 222709785.1,
                "minimum": 222703227.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1239.881101,
                "variance": 1537305.145
              },
              {
                "average": 0,
                "count": 45329700,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45329700,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45329700,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45329700,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45329700,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691044.3452,
              5378148.826,
              1247.333253,
              692600.9452,
              5379706.806,
              1829.533253
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691044.3451604132,
                    5378148.825770518,
                    1247.3332530651892
                  ],
                  [
                    691044.3451604132,
                    5379706.805770518,
                    1247.3332530651892
                  ],
                  [
                    692600.9451604133,
                    5379706.805770518,
                    1829.533253065189
                  ],
                  [
                    692600.9451604133,
                    5378148.825770518,
                    1829.533253065189
                  ],
                  [
                    691044.3451604132,
                    5378148.825770518,
                    1247.3332530651892
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:36:25+00:00",
            "end_time": "2018-10-04T15:47:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_572588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.37306550149887,
              48.716427452240794,
              1806.623764741071
            ],
            [
              -120.372335539872,
              48.73043214155921,
              1806.623764741071
            ],
            [
              -120.35119226889583,
              48.72994772268659,
              2435.983764741071
            ],
            [
              -120.35192808742156,
              48.7159432705553,
              2435.983764741071
            ],
            [
              -120.37306550149887,
              48.716427452240794,
              1806.623764741071
            ]
          ]
        ]
      },
      "bbox": [
        -120.3730655,
        48.71594327,
        1806.623765,
        -120.3511923,
        48.73043214,
        2435.983765
      ],
      "properties": {
        "datetime": "2018-10-11T18:02:48Z",
        "pc:count": 32850402,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694022.2626,
            "count": 32850402,
            "maximum": 694776.796,
            "minimum": 693220.336,
            "name": "X",
            "position": 0,
            "stddev": 435.464633,
            "variance": 189629.4466
          },
          {
            "average": 5400041.42,
            "count": 32850402,
            "maximum": 5400821.164,
            "minimum": 5399262.764,
            "name": "Y",
            "position": 1,
            "stddev": 426.1110377,
            "variance": 181570.6165
          },
          {
            "average": 2062.987956,
            "count": 32850402,
            "maximum": 2435.983765,
            "minimum": 1806.623765,
            "name": "Z",
            "position": 2,
            "stddev": 116.5034627,
            "variance": 13573.05682
          },
          {
            "average": 945.2591717,
            "count": 32850402,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 666.0628988,
            "variance": 443639.7852
          },
          {
            "average": 1.274130648,
            "count": 32850402,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6577418415,
            "variance": 0.43262433
          },
          {
            "average": 1.548210704,
            "count": 32850402,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.973924898,
            "variance": 0.9485297069
          },
          {
            "average": 0.4964728286,
            "count": 32850402,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875665,
            "variance": 0.2499875667
          },
          {
            "average": 0.000258535649,
            "count": 32850402,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01607696539,
            "variance": 0.0002584688162
          },
          {
            "average": 1.483301696,
            "count": 32850402,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5525070108,
            "variance": 0.305263997
          },
          {
            "average": -1.819662491,
            "count": 32850402,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.76195008,
            "variance": 189.3912699
          },
          {
            "average": 0,
            "count": 32850402,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 117.416812,
            "count": 32850402,
            "maximum": 128,
            "minimum": 104,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.930454025,
            "variance": 79.75300909
          },
          {
            "average": 223081853.7,
            "count": 32850402,
            "maximum": 223316168,
            "minimum": 222710328.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 293356.9756,
            "variance": 86058315120.0
          },
          {
            "average": 0,
            "count": 32850402,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32850402,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32850402,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32850402,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32850402,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693220.336,
          5399262.764,
          1806.623765,
          694776.796,
          5400821.164,
          2435.983765
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693220.3359716928,
                5399262.764289032,
                1806.623764741071
              ],
              [
                693220.3359716928,
                5400821.164289032,
                1806.623764741071
              ],
              [
                694776.7959716928,
                5400821.164289032,
                2435.983764741071
              ],
              [
                694776.7959716928,
                5399262.764289032,
                2435.983764741071
              ],
              [
                693220.3359716928,
                5399262.764289032,
                1806.623764741071
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:02:48+00:00",
        "end_time": "2018-10-04T17:45:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_572588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_572588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_572588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3730655,
            48.71594327,
            1806.623765,
            -120.3511923,
            48.73043214,
            2435.983765
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.37306550149887,
                  48.716427452240794,
                  1806.623764741071
                ],
                [
                  -120.372335539872,
                  48.73043214155921,
                  1806.623764741071
                ],
                [
                  -120.35119226889583,
                  48.72994772268659,
                  2435.983764741071
                ],
                [
                  -120.35192808742156,
                  48.7159432705553,
                  2435.983764741071
                ],
                [
                  -120.37306550149887,
                  48.716427452240794,
                  1806.623764741071
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_572588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_572588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:02:48Z",
            "pc:count": 32850402,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694022.2626,
                "count": 32850402,
                "maximum": 694776.796,
                "minimum": 693220.336,
                "name": "X",
                "position": 0,
                "stddev": 435.464633,
                "variance": 189629.4466
              },
              {
                "average": 5400041.42,
                "count": 32850402,
                "maximum": 5400821.164,
                "minimum": 5399262.764,
                "name": "Y",
                "position": 1,
                "stddev": 426.1110377,
                "variance": 181570.6165
              },
              {
                "average": 2062.987956,
                "count": 32850402,
                "maximum": 2435.983765,
                "minimum": 1806.623765,
                "name": "Z",
                "position": 2,
                "stddev": 116.5034627,
                "variance": 13573.05682
              },
              {
                "average": 945.2591717,
                "count": 32850402,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 666.0628988,
                "variance": 443639.7852
              },
              {
                "average": 1.274130648,
                "count": 32850402,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6577418415,
                "variance": 0.43262433
              },
              {
                "average": 1.548210704,
                "count": 32850402,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.973924898,
                "variance": 0.9485297069
              },
              {
                "average": 0.4964728286,
                "count": 32850402,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875665,
                "variance": 0.2499875667
              },
              {
                "average": 0.000258535649,
                "count": 32850402,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01607696539,
                "variance": 0.0002584688162
              },
              {
                "average": 1.483301696,
                "count": 32850402,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5525070108,
                "variance": 0.305263997
              },
              {
                "average": -1.819662491,
                "count": 32850402,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.76195008,
                "variance": 189.3912699
              },
              {
                "average": 0,
                "count": 32850402,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 117.416812,
                "count": 32850402,
                "maximum": 128,
                "minimum": 104,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.930454025,
                "variance": 79.75300909
              },
              {
                "average": 223081853.7,
                "count": 32850402,
                "maximum": 223316168,
                "minimum": 222710328.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 293356.9756,
                "variance": 86058315120.0
              },
              {
                "average": 0,
                "count": 32850402,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32850402,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32850402,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32850402,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32850402,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693220.336,
              5399262.764,
              1806.623765,
              694776.796,
              5400821.164,
              2435.983765
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693220.3359716928,
                    5399262.764289032,
                    1806.623764741071
                  ],
                  [
                    693220.3359716928,
                    5400821.164289032,
                    1806.623764741071
                  ],
                  [
                    694776.7959716928,
                    5400821.164289032,
                    2435.983764741071
                  ],
                  [
                    694776.7959716928,
                    5399262.764289032,
                    2435.983764741071
                  ],
                  [
                    693220.3359716928,
                    5399262.764289032,
                    1806.623764741071
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:02:48+00:00",
            "end_time": "2018-10-04T17:45:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1634308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35304969308748,
              48.7705724636205,
              1754.576125909287
            ],
            [
              -120.35231754048921,
              48.78448621278947,
              1754.576125909287
            ],
            [
              -120.33115110028388,
              48.78399770070967,
              2433.336125909287
            ],
            [
              -120.33188908908173,
              48.770084189239014,
              2433.336125909287
            ],
            [
              -120.35304969308748,
              48.7705724636205,
              1754.576125909287
            ]
          ]
        ]
      },
      "bbox": [
        -120.3530497,
        48.77008419,
        1754.576126,
        -120.3311511,
        48.78448621,
        2433.336126
      ],
      "properties": {
        "datetime": "2018-10-11T18:38:25Z",
        "pc:count": 32405348,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695298.617,
            "count": 32405348,
            "maximum": 696039.8025,
            "minimum": 694483.2825,
            "name": "X",
            "position": 0,
            "stddev": 416.2423803,
            "variance": 173257.7192
          },
          {
            "average": 5406125.016,
            "count": 32405348,
            "maximum": 5406879.975,
            "minimum": 5405331.655,
            "name": "Y",
            "position": 1,
            "stddev": 430.414313,
            "variance": 185256.4809
          },
          {
            "average": 2057.022215,
            "count": 32405348,
            "maximum": 2433.336126,
            "minimum": 1754.576126,
            "name": "Z",
            "position": 2,
            "stddev": 148.0753642,
            "variance": 21926.31348
          },
          {
            "average": 801.0200885,
            "count": 32405348,
            "maximum": 3604,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 567.3225787,
            "variance": 321854.9083
          },
          {
            "average": 1.270541239,
            "count": 32405348,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.628035973,
            "variance": 0.3944291834
          },
          {
            "average": 1.541204217,
            "count": 32405348,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.916359808,
            "variance": 0.8397152977
          },
          {
            "average": 0.4952379465,
            "count": 32405348,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49997733,
            "variance": 0.2499773306
          },
          {
            "average": 0.0002433857523,
            "count": 32405348,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01559892699,
            "variance": 0.0002433265231
          },
          {
            "average": 1.331936661,
            "count": 32405348,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5336418087,
            "variance": 0.28477358
          },
          {
            "average": 3.345997218,
            "count": 32405348,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.95547955,
            "variance": 167.8444503
          },
          {
            "average": 0,
            "count": 32405348,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.4657838,
            "count": 32405348,
            "maximum": 132,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.040254257,
            "variance": 4.162637432
          },
          {
            "average": 223316366.3,
            "count": 32405348,
            "maximum": 223318305.5,
            "minimum": 223314424.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1108.84616,
            "variance": 1229539.806
          },
          {
            "average": 0,
            "count": 32405348,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405348,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405348,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405348,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405348,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694483.2825,
          5405331.655,
          1754.576126,
          696039.8025,
          5406879.975,
          2433.336126
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694483.2824601033,
                5405331.654506015,
                1754.576125909287
              ],
              [
                694483.2824601033,
                5406879.974506015,
                1754.576125909287
              ],
              [
                696039.8024601033,
                5406879.974506015,
                2433.336125909287
              ],
              [
                696039.8024601033,
                5405331.654506015,
                2433.336125909287
              ],
              [
                694483.2824601033,
                5405331.654506015,
                1754.576125909287
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:38:25+00:00",
        "end_time": "2018-10-11T17:33:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1634308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1634308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1634308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1634308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3530497,
            48.77008419,
            1754.576126,
            -120.3311511,
            48.78448621,
            2433.336126
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35304969308748,
                  48.7705724636205,
                  1754.576125909287
                ],
                [
                  -120.35231754048921,
                  48.78448621278947,
                  1754.576125909287
                ],
                [
                  -120.33115110028388,
                  48.78399770070967,
                  2433.336125909287
                ],
                [
                  -120.33188908908173,
                  48.770084189239014,
                  2433.336125909287
                ],
                [
                  -120.35304969308748,
                  48.7705724636205,
                  1754.576125909287
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1634308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1634308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:38:25Z",
            "pc:count": 32405348,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695298.617,
                "count": 32405348,
                "maximum": 696039.8025,
                "minimum": 694483.2825,
                "name": "X",
                "position": 0,
                "stddev": 416.2423803,
                "variance": 173257.7192
              },
              {
                "average": 5406125.016,
                "count": 32405348,
                "maximum": 5406879.975,
                "minimum": 5405331.655,
                "name": "Y",
                "position": 1,
                "stddev": 430.414313,
                "variance": 185256.4809
              },
              {
                "average": 2057.022215,
                "count": 32405348,
                "maximum": 2433.336126,
                "minimum": 1754.576126,
                "name": "Z",
                "position": 2,
                "stddev": 148.0753642,
                "variance": 21926.31348
              },
              {
                "average": 801.0200885,
                "count": 32405348,
                "maximum": 3604,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 567.3225787,
                "variance": 321854.9083
              },
              {
                "average": 1.270541239,
                "count": 32405348,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.628035973,
                "variance": 0.3944291834
              },
              {
                "average": 1.541204217,
                "count": 32405348,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.916359808,
                "variance": 0.8397152977
              },
              {
                "average": 0.4952379465,
                "count": 32405348,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49997733,
                "variance": 0.2499773306
              },
              {
                "average": 0.0002433857523,
                "count": 32405348,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01559892699,
                "variance": 0.0002433265231
              },
              {
                "average": 1.331936661,
                "count": 32405348,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5336418087,
                "variance": 0.28477358
              },
              {
                "average": 3.345997218,
                "count": 32405348,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.95547955,
                "variance": 167.8444503
              },
              {
                "average": 0,
                "count": 32405348,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.4657838,
                "count": 32405348,
                "maximum": 132,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.040254257,
                "variance": 4.162637432
              },
              {
                "average": 223316366.3,
                "count": 32405348,
                "maximum": 223318305.5,
                "minimum": 223314424.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1108.84616,
                "variance": 1229539.806
              },
              {
                "average": 0,
                "count": 32405348,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405348,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405348,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405348,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405348,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694483.2825,
              5405331.655,
              1754.576126,
              696039.8025,
              5406879.975,
              2433.336126
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694483.2824601033,
                    5405331.654506015,
                    1754.576125909287
                  ],
                  [
                    694483.2824601033,
                    5406879.974506015,
                    1754.576125909287
                  ],
                  [
                    696039.8024601033,
                    5406879.974506015,
                    2433.336125909287
                  ],
                  [
                    696039.8024601033,
                    5405331.654506015,
                    2433.336125909287
                  ],
                  [
                    694483.2824601033,
                    5405331.654506015,
                    1754.576125909287
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:38:25+00:00",
            "end_time": "2018-10-11T17:33:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33039708460079,
              48.406144170610844,
              802.8224087574698
            ],
            [
              -120.32966358918608,
              48.420143922556704,
              802.8224087574698
            ],
            [
              -120.30864490413974,
              48.41965388605285,
              1180.5824087574697
            ],
            [
              -120.30938415610356,
              48.40565437363087,
              1180.5824087574697
            ],
            [
              -120.33039708460079,
              48.406144170610844,
              802.8224087574698
            ]
          ]
        ]
      },
      "bbox": [
        -120.3303971,
        48.40565437,
        802.8224088,
        -120.3086449,
        48.42014392,
        1180.582409
      ],
      "properties": {
        "datetime": "2018-10-11T19:27:22Z",
        "pc:count": 36446849,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698330.835,
            "count": 36446849,
            "maximum": 699120.7289,
            "minimum": 697563.8889,
            "name": "X",
            "position": 0,
            "stddev": 423.953321,
            "variance": 179736.4184
          },
          {
            "average": 5365657.328,
            "count": 36446849,
            "maximum": 5366444.193,
            "minimum": 5364886.373,
            "name": "Y",
            "position": 1,
            "stddev": 432.5905199,
            "variance": 187134.5579
          },
          {
            "average": 981.3112967,
            "count": 36446849,
            "maximum": 1180.582409,
            "minimum": 802.8224088,
            "name": "Z",
            "position": 2,
            "stddev": 75.80707697,
            "variance": 5746.712918
          },
          {
            "average": 582.9964316,
            "count": 36446849,
            "maximum": 4095,
            "minimum": 67,
            "name": "Intensity",
            "position": 3,
            "stddev": 313.818219,
            "variance": 98481.87458
          },
          {
            "average": 1.332633309,
            "count": 36446849,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6104550456,
            "variance": 0.3726553627
          },
          {
            "average": 1.665251309,
            "count": 36446849,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8213953216,
            "variance": 0.6746902744
          },
          {
            "average": 0.4985693551,
            "count": 36446849,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999979601,
            "variance": 0.2499979601
          },
          {
            "average": 0.0002756068158,
            "count": 36446849,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01659912239,
            "variance": 0.0002755308643
          },
          {
            "average": 1.337931134,
            "count": 36446849,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5492629472,
            "variance": 0.3016897852
          },
          {
            "average": -0.3137720595,
            "count": 36446849,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.39712873,
            "variance": 108.1002859
          },
          {
            "average": 0,
            "count": 36446849,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.0143393,
            "count": 36446849,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.28322086,
            "variance": 5.213097494
          },
          {
            "average": 223319199.8,
            "count": 36446849,
            "maximum": 223321242.5,
            "minimum": 223317152.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1158.532192,
            "variance": 1342196.84
          },
          {
            "average": 0,
            "count": 36446849,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36446849,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36446849,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36446849,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36446849,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697563.8889,
          5364886.373,
          802.8224088,
          699120.7289,
          5366444.193,
          1180.582409
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697563.888904157,
                5364886.372850211,
                802.8224087574698
              ],
              [
                697563.888904157,
                5366444.192850212,
                802.8224087574698
              ],
              [
                699120.7289041571,
                5366444.192850212,
                1180.5824087574697
              ],
              [
                699120.7289041571,
                5364886.372850211,
                1180.5824087574697
              ],
              [
                697563.888904157,
                5364886.372850211,
                802.8224087574698
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:27:22+00:00",
        "end_time": "2018-10-11T18:19:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3303971,
            48.40565437,
            802.8224088,
            -120.3086449,
            48.42014392,
            1180.582409
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33039708460079,
                  48.406144170610844,
                  802.8224087574698
                ],
                [
                  -120.32966358918608,
                  48.420143922556704,
                  802.8224087574698
                ],
                [
                  -120.30864490413974,
                  48.41965388605285,
                  1180.5824087574697
                ],
                [
                  -120.30938415610356,
                  48.40565437363087,
                  1180.5824087574697
                ],
                [
                  -120.33039708460079,
                  48.406144170610844,
                  802.8224087574698
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:27:22Z",
            "pc:count": 36446849,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698330.835,
                "count": 36446849,
                "maximum": 699120.7289,
                "minimum": 697563.8889,
                "name": "X",
                "position": 0,
                "stddev": 423.953321,
                "variance": 179736.4184
              },
              {
                "average": 5365657.328,
                "count": 36446849,
                "maximum": 5366444.193,
                "minimum": 5364886.373,
                "name": "Y",
                "position": 1,
                "stddev": 432.5905199,
                "variance": 187134.5579
              },
              {
                "average": 981.3112967,
                "count": 36446849,
                "maximum": 1180.582409,
                "minimum": 802.8224088,
                "name": "Z",
                "position": 2,
                "stddev": 75.80707697,
                "variance": 5746.712918
              },
              {
                "average": 582.9964316,
                "count": 36446849,
                "maximum": 4095,
                "minimum": 67,
                "name": "Intensity",
                "position": 3,
                "stddev": 313.818219,
                "variance": 98481.87458
              },
              {
                "average": 1.332633309,
                "count": 36446849,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6104550456,
                "variance": 0.3726553627
              },
              {
                "average": 1.665251309,
                "count": 36446849,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8213953216,
                "variance": 0.6746902744
              },
              {
                "average": 0.4985693551,
                "count": 36446849,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999979601,
                "variance": 0.2499979601
              },
              {
                "average": 0.0002756068158,
                "count": 36446849,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01659912239,
                "variance": 0.0002755308643
              },
              {
                "average": 1.337931134,
                "count": 36446849,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5492629472,
                "variance": 0.3016897852
              },
              {
                "average": -0.3137720595,
                "count": 36446849,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.39712873,
                "variance": 108.1002859
              },
              {
                "average": 0,
                "count": 36446849,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.0143393,
                "count": 36446849,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.28322086,
                "variance": 5.213097494
              },
              {
                "average": 223319199.8,
                "count": 36446849,
                "maximum": 223321242.5,
                "minimum": 223317152.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1158.532192,
                "variance": 1342196.84
              },
              {
                "average": 0,
                "count": 36446849,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36446849,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36446849,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36446849,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36446849,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697563.8889,
              5364886.373,
              802.8224088,
              699120.7289,
              5366444.193,
              1180.582409
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697563.888904157,
                    5364886.372850211,
                    802.8224087574698
                  ],
                  [
                    697563.888904157,
                    5366444.192850212,
                    802.8224087574698
                  ],
                  [
                    699120.7289041571,
                    5366444.192850212,
                    1180.5824087574697
                  ],
                  [
                    699120.7289041571,
                    5364886.372850211,
                    1180.5824087574697
                  ],
                  [
                    697563.888904157,
                    5364886.372850211,
                    802.8224087574698
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:27:22+00:00",
            "end_time": "2018-10-11T18:19:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1635808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33274805514924,
              48.784035426163214,
              1401.3634219239186
            ],
            [
              -120.33200500108207,
              48.798042010253155,
              1401.3634219239186
            ],
            [
              -120.31083375335011,
              48.79754967941016,
              2197.4834219239187
            ],
            [
              -120.31158268649537,
              48.78354333648989,
              2197.4834219239187
            ],
            [
              -120.33274805514924,
              48.784035426163214,
              1401.3634219239186
            ]
          ]
        ]
      },
      "bbox": [
        -120.3327481,
        48.78354334,
        1401.363422,
        -120.3108338,
        48.79804201,
        2197.483422
      ],
      "properties": {
        "datetime": "2018-10-11T19:16:22Z",
        "pc:count": 33181926,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696710.8316,
            "count": 33181926,
            "maximum": 697478.8426,
            "minimum": 695922.3626,
            "name": "X",
            "position": 0,
            "stddev": 435.4147465,
            "variance": 189586.0015
          },
          {
            "average": 5407674.209,
            "count": 33181926,
            "maximum": 5408438.736,
            "minimum": 5406880.056,
            "name": "Y",
            "position": 1,
            "stddev": 423.5905785,
            "variance": 179428.9782
          },
          {
            "average": 1632.95998,
            "count": 33181926,
            "maximum": 2197.483422,
            "minimum": 1401.363422,
            "name": "Z",
            "position": 2,
            "stddev": 162.129963,
            "variance": 26286.1249
          },
          {
            "average": 485.7739659,
            "count": 33181926,
            "maximum": 4095,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 264.4653183,
            "variance": 69941.90459
          },
          {
            "average": 1.198447131,
            "count": 33181926,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5338240263,
            "variance": 0.2849680911
          },
          {
            "average": 1.396824042,
            "count": 33181926,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7854735808,
            "variance": 0.6169687462
          },
          {
            "average": 0.4967315339,
            "count": 33181926,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893245,
            "variance": 0.2499893247
          },
          {
            "average": 0.0003032675077,
            "count": 33181926,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01741193687,
            "variance": 0.0003031755457
          },
          {
            "average": 1.4450666,
            "count": 33181926,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5653029175,
            "variance": 0.3195673885
          },
          {
            "average": -0.09818999396,
            "count": 33181926,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.5320393,
            "variance": 157.0520091
          },
          {
            "average": 0,
            "count": 33181926,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.7643664,
            "count": 33181926,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.193845434,
            "variance": 4.812957788
          },
          {
            "average": 223319064.3,
            "count": 33181926,
            "maximum": 223320582.7,
            "minimum": 223316505.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1139.549973,
            "variance": 1298574.141
          },
          {
            "average": 0,
            "count": 33181926,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33181926,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33181926,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33181926,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33181926,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695922.3626,
          5406880.056,
          1401.363422,
          697478.8426,
          5408438.736,
          2197.483422
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695922.3626130621,
                5406880.055924319,
                1401.3634219239186
              ],
              [
                695922.3626130621,
                5408438.735924318,
                1401.3634219239186
              ],
              [
                697478.8426130621,
                5408438.735924318,
                2197.4834219239187
              ],
              [
                697478.8426130621,
                5406880.055924319,
                2197.4834219239187
              ],
              [
                695922.3626130621,
                5406880.055924319,
                1401.3634219239186
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:16:22+00:00",
        "end_time": "2018-10-11T18:08:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1635808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1635808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1635808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1635808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3327481,
            48.78354334,
            1401.363422,
            -120.3108338,
            48.79804201,
            2197.483422
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33274805514924,
                  48.784035426163214,
                  1401.3634219239186
                ],
                [
                  -120.33200500108207,
                  48.798042010253155,
                  1401.3634219239186
                ],
                [
                  -120.31083375335011,
                  48.79754967941016,
                  2197.4834219239187
                ],
                [
                  -120.31158268649537,
                  48.78354333648989,
                  2197.4834219239187
                ],
                [
                  -120.33274805514924,
                  48.784035426163214,
                  1401.3634219239186
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1635808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1635808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:16:22Z",
            "pc:count": 33181926,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696710.8316,
                "count": 33181926,
                "maximum": 697478.8426,
                "minimum": 695922.3626,
                "name": "X",
                "position": 0,
                "stddev": 435.4147465,
                "variance": 189586.0015
              },
              {
                "average": 5407674.209,
                "count": 33181926,
                "maximum": 5408438.736,
                "minimum": 5406880.056,
                "name": "Y",
                "position": 1,
                "stddev": 423.5905785,
                "variance": 179428.9782
              },
              {
                "average": 1632.95998,
                "count": 33181926,
                "maximum": 2197.483422,
                "minimum": 1401.363422,
                "name": "Z",
                "position": 2,
                "stddev": 162.129963,
                "variance": 26286.1249
              },
              {
                "average": 485.7739659,
                "count": 33181926,
                "maximum": 4095,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 264.4653183,
                "variance": 69941.90459
              },
              {
                "average": 1.198447131,
                "count": 33181926,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5338240263,
                "variance": 0.2849680911
              },
              {
                "average": 1.396824042,
                "count": 33181926,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7854735808,
                "variance": 0.6169687462
              },
              {
                "average": 0.4967315339,
                "count": 33181926,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893245,
                "variance": 0.2499893247
              },
              {
                "average": 0.0003032675077,
                "count": 33181926,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01741193687,
                "variance": 0.0003031755457
              },
              {
                "average": 1.4450666,
                "count": 33181926,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5653029175,
                "variance": 0.3195673885
              },
              {
                "average": -0.09818999396,
                "count": 33181926,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.5320393,
                "variance": 157.0520091
              },
              {
                "average": 0,
                "count": 33181926,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.7643664,
                "count": 33181926,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.193845434,
                "variance": 4.812957788
              },
              {
                "average": 223319064.3,
                "count": 33181926,
                "maximum": 223320582.7,
                "minimum": 223316505.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1139.549973,
                "variance": 1298574.141
              },
              {
                "average": 0,
                "count": 33181926,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33181926,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33181926,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33181926,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33181926,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695922.3626,
              5406880.056,
              1401.363422,
              697478.8426,
              5408438.736,
              2197.483422
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695922.3626130621,
                    5406880.055924319,
                    1401.3634219239186
                  ],
                  [
                    695922.3626130621,
                    5408438.735924318,
                    1401.3634219239186
                  ],
                  [
                    697478.8426130621,
                    5408438.735924318,
                    2197.4834219239187
                  ],
                  [
                    697478.8426130621,
                    5406880.055924319,
                    2197.4834219239187
                  ],
                  [
                    695922.3626130621,
                    5406880.055924319,
                    1401.3634219239186
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:16:22+00:00",
            "end_time": "2018-10-11T18:08:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43133104673541,
              48.36534364923266,
              749.5936027677665
            ],
            [
              -120.43062642874663,
              48.3793415751475,
              749.5936027677665
            ],
            [
              -120.40962526779424,
              48.378870331894156,
              1152.3336027677665
            ],
            [
              -120.4103356294499,
              48.364872636247796,
              1152.3336027677665
            ],
            [
              -120.43133104673541,
              48.36534364923266,
              749.5936027677665
            ]
          ]
        ]
      },
      "bbox": [
        -120.431331,
        48.36487264,
        749.5936028,
        -120.4096253,
        48.37934158,
        1152.333603
      ],
      "properties": {
        "datetime": "2018-10-04T16:04:58Z",
        "pc:count": 29555992,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691033.8283,
            "count": 29555992,
            "maximum": 691803.6268,
            "minimum": 690246.9668,
            "name": "X",
            "position": 0,
            "stddev": 429.375672,
            "variance": 184363.4677
          },
          {
            "average": 5360873.433,
            "count": 29555992,
            "maximum": 5361653.75,
            "minimum": 5360096.27,
            "name": "Y",
            "position": 1,
            "stddev": 436.0840457,
            "variance": 190169.2949
          },
          {
            "average": 852.6743106,
            "count": 29555992,
            "maximum": 1152.333603,
            "minimum": 749.5936028,
            "name": "Z",
            "position": 2,
            "stddev": 82.41696973,
            "variance": 6792.5569
          },
          {
            "average": 479.7401455,
            "count": 29555992,
            "maximum": 4095,
            "minimum": 87,
            "name": "Intensity",
            "position": 3,
            "stddev": 255.9928955,
            "variance": 65532.36254
          },
          {
            "average": 1.210467881,
            "count": 29555992,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4434821048,
            "variance": 0.1966763773
          },
          {
            "average": 1.420979881,
            "count": 29555992,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5790431562,
            "variance": 0.3352909767
          },
          {
            "average": 0.4996293137,
            "count": 29555992,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999998711,
            "variance": 0.2499998711
          },
          {
            "average": 0.0003001760185,
            "count": 29555992,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01732298828,
            "variance": 0.000300085923
          },
          {
            "average": 1.282395969,
            "count": 29555992,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4901061027,
            "variance": 0.2402039919
          },
          {
            "average": 0.05853057623,
            "count": 29555992,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.966369857,
            "variance": 99.32852812
          },
          {
            "average": 0,
            "count": 29555992,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 196.3541244,
            "count": 29555992,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 354.3058829,
            "variance": 125532.6587
          },
          {
            "average": 222656659.8,
            "count": 29555992,
            "maximum": 222704298.8,
            "minimum": 222625496,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37399.24937,
            "variance": 1398703853
          },
          {
            "average": 0,
            "count": 29555992,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29555992,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29555992,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29555992,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29555992,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690246.9668,
          5360096.27,
          749.5936028,
          691803.6268,
          5361653.75,
          1152.333603
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690246.9667820703,
                5360096.2704038415,
                749.5936027677665
              ],
              [
                690246.9667820703,
                5361653.750403842,
                749.5936027677665
              ],
              [
                691803.6267820703,
                5361653.750403842,
                1152.3336027677665
              ],
              [
                691803.6267820703,
                5360096.2704038415,
                1152.3336027677665
              ],
              [
                690246.9667820703,
                5360096.2704038415,
                749.5936027677665
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:04:58+00:00",
        "end_time": "2018-10-03T18:11:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.431331,
            48.36487264,
            749.5936028,
            -120.4096253,
            48.37934158,
            1152.333603
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43133104673541,
                  48.36534364923266,
                  749.5936027677665
                ],
                [
                  -120.43062642874663,
                  48.3793415751475,
                  749.5936027677665
                ],
                [
                  -120.40962526779424,
                  48.378870331894156,
                  1152.3336027677665
                ],
                [
                  -120.4103356294499,
                  48.364872636247796,
                  1152.3336027677665
                ],
                [
                  -120.43133104673541,
                  48.36534364923266,
                  749.5936027677665
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:04:58Z",
            "pc:count": 29555992,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691033.8283,
                "count": 29555992,
                "maximum": 691803.6268,
                "minimum": 690246.9668,
                "name": "X",
                "position": 0,
                "stddev": 429.375672,
                "variance": 184363.4677
              },
              {
                "average": 5360873.433,
                "count": 29555992,
                "maximum": 5361653.75,
                "minimum": 5360096.27,
                "name": "Y",
                "position": 1,
                "stddev": 436.0840457,
                "variance": 190169.2949
              },
              {
                "average": 852.6743106,
                "count": 29555992,
                "maximum": 1152.333603,
                "minimum": 749.5936028,
                "name": "Z",
                "position": 2,
                "stddev": 82.41696973,
                "variance": 6792.5569
              },
              {
                "average": 479.7401455,
                "count": 29555992,
                "maximum": 4095,
                "minimum": 87,
                "name": "Intensity",
                "position": 3,
                "stddev": 255.9928955,
                "variance": 65532.36254
              },
              {
                "average": 1.210467881,
                "count": 29555992,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4434821048,
                "variance": 0.1966763773
              },
              {
                "average": 1.420979881,
                "count": 29555992,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5790431562,
                "variance": 0.3352909767
              },
              {
                "average": 0.4996293137,
                "count": 29555992,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999998711,
                "variance": 0.2499998711
              },
              {
                "average": 0.0003001760185,
                "count": 29555992,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01732298828,
                "variance": 0.000300085923
              },
              {
                "average": 1.282395969,
                "count": 29555992,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4901061027,
                "variance": 0.2402039919
              },
              {
                "average": 0.05853057623,
                "count": 29555992,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.966369857,
                "variance": 99.32852812
              },
              {
                "average": 0,
                "count": 29555992,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 196.3541244,
                "count": 29555992,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 354.3058829,
                "variance": 125532.6587
              },
              {
                "average": 222656659.8,
                "count": 29555992,
                "maximum": 222704298.8,
                "minimum": 222625496,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37399.24937,
                "variance": 1398703853
              },
              {
                "average": 0,
                "count": 29555992,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29555992,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29555992,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29555992,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29555992,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690246.9668,
              5360096.27,
              749.5936028,
              691803.6268,
              5361653.75,
              1152.333603
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690246.9667820703,
                    5360096.2704038415,
                    749.5936027677665
                  ],
                  [
                    690246.9667820703,
                    5361653.750403842,
                    749.5936027677665
                  ],
                  [
                    691803.6267820703,
                    5361653.750403842,
                    1152.3336027677665
                  ],
                  [
                    691803.6267820703,
                    5360096.2704038415,
                    1152.3336027677665
                  ],
                  [
                    690246.9667820703,
                    5360096.2704038415,
                    749.5936027677665
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:04:58+00:00",
            "end_time": "2018-10-03T18:11:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3922421356359,
              48.55440541090573,
              625.1552813336107
            ],
            [
              -120.39152176994801,
              48.568407655014184,
              625.1552813336107
            ],
            [
              -120.37044471871366,
              48.567927919742985,
              1035.7352813336106
            ],
            [
              -120.37117088882395,
              48.55392591031552,
              1035.7352813336106
            ],
            [
              -120.3922421356359,
              48.55440541090573,
              625.1552813336107
            ]
          ]
        ]
      },
      "bbox": [
        -120.3922421,
        48.55392591,
        625.1552813,
        -120.3704447,
        48.56840766,
        1035.735281
      ],
      "properties": {
        "datetime": "2018-10-04T18:08:50Z",
        "pc:count": 34512692,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693187.152,
            "count": 34512692,
            "maximum": 693982.0473,
            "minimum": 692425.5073,
            "name": "X",
            "position": 0,
            "stddev": 429.3898103,
            "variance": 184375.6092
          },
          {
            "average": 5381942.74,
            "count": 34512692,
            "maximum": 5382764.646,
            "minimum": 5381206.586,
            "name": "Y",
            "position": 1,
            "stddev": 426.4901685,
            "variance": 181893.8638
          },
          {
            "average": 762.0852446,
            "count": 34512692,
            "maximum": 1035.735281,
            "minimum": 625.1552813,
            "name": "Z",
            "position": 2,
            "stddev": 95.45562113,
            "variance": 9111.775606
          },
          {
            "average": 554.2564235,
            "count": 34512692,
            "maximum": 4095,
            "minimum": 86,
            "name": "Intensity",
            "position": 3,
            "stddev": 349.2164067,
            "variance": 121952.0987
          },
          {
            "average": 1.279559908,
            "count": 34512692,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5187747961,
            "variance": 0.2691272891
          },
          {
            "average": 1.559186487,
            "count": 34512692,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6706194005,
            "variance": 0.4497303804
          },
          {
            "average": 0.4972947923,
            "count": 34512692,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992689,
            "variance": 0.2499926891
          },
          {
            "average": 0.0002814037224,
            "count": 34512692,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01677273211,
            "variance": 0.0002813245425
          },
          {
            "average": 1.273294445,
            "count": 34512692,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4908049573,
            "variance": 0.2408895061
          },
          {
            "average": 0.5186601599,
            "count": 34512692,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.952897163,
            "variance": 99.06016194
          },
          {
            "average": 0,
            "count": 34512692,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.8256505,
            "count": 34512692,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.948697409,
            "variance": 8.694816411
          },
          {
            "average": 222709110.4,
            "count": 34512692,
            "maximum": 222711730.5,
            "minimum": 222705030.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2260.669076,
            "variance": 5110624.673
          },
          {
            "average": 0,
            "count": 34512692,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34512692,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34512692,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34512692,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34512692,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692425.5073,
          5381206.586,
          625.1552813,
          693982.0473,
          5382764.646,
          1035.735281
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692425.507291563,
                5381206.586419727,
                625.1552813336107
              ],
              [
                692425.507291563,
                5382764.646419727,
                625.1552813336107
              ],
              [
                693982.047291563,
                5382764.646419727,
                1035.7352813336106
              ],
              [
                693982.047291563,
                5381206.586419727,
                1035.7352813336106
              ],
              [
                692425.507291563,
                5381206.586419727,
                625.1552813336107
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:08:50+00:00",
        "end_time": "2018-10-04T16:17:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3922421,
            48.55392591,
            625.1552813,
            -120.3704447,
            48.56840766,
            1035.735281
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3922421356359,
                  48.55440541090573,
                  625.1552813336107
                ],
                [
                  -120.39152176994801,
                  48.568407655014184,
                  625.1552813336107
                ],
                [
                  -120.37044471871366,
                  48.567927919742985,
                  1035.7352813336106
                ],
                [
                  -120.37117088882395,
                  48.55392591031552,
                  1035.7352813336106
                ],
                [
                  -120.3922421356359,
                  48.55440541090573,
                  625.1552813336107
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:08:50Z",
            "pc:count": 34512692,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693187.152,
                "count": 34512692,
                "maximum": 693982.0473,
                "minimum": 692425.5073,
                "name": "X",
                "position": 0,
                "stddev": 429.3898103,
                "variance": 184375.6092
              },
              {
                "average": 5381942.74,
                "count": 34512692,
                "maximum": 5382764.646,
                "minimum": 5381206.586,
                "name": "Y",
                "position": 1,
                "stddev": 426.4901685,
                "variance": 181893.8638
              },
              {
                "average": 762.0852446,
                "count": 34512692,
                "maximum": 1035.735281,
                "minimum": 625.1552813,
                "name": "Z",
                "position": 2,
                "stddev": 95.45562113,
                "variance": 9111.775606
              },
              {
                "average": 554.2564235,
                "count": 34512692,
                "maximum": 4095,
                "minimum": 86,
                "name": "Intensity",
                "position": 3,
                "stddev": 349.2164067,
                "variance": 121952.0987
              },
              {
                "average": 1.279559908,
                "count": 34512692,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5187747961,
                "variance": 0.2691272891
              },
              {
                "average": 1.559186487,
                "count": 34512692,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6706194005,
                "variance": 0.4497303804
              },
              {
                "average": 0.4972947923,
                "count": 34512692,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992689,
                "variance": 0.2499926891
              },
              {
                "average": 0.0002814037224,
                "count": 34512692,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01677273211,
                "variance": 0.0002813245425
              },
              {
                "average": 1.273294445,
                "count": 34512692,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4908049573,
                "variance": 0.2408895061
              },
              {
                "average": 0.5186601599,
                "count": 34512692,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.952897163,
                "variance": 99.06016194
              },
              {
                "average": 0,
                "count": 34512692,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.8256505,
                "count": 34512692,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.948697409,
                "variance": 8.694816411
              },
              {
                "average": 222709110.4,
                "count": 34512692,
                "maximum": 222711730.5,
                "minimum": 222705030.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2260.669076,
                "variance": 5110624.673
              },
              {
                "average": 0,
                "count": 34512692,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34512692,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34512692,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34512692,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34512692,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692425.5073,
              5381206.586,
              625.1552813,
              693982.0473,
              5382764.646,
              1035.735281
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692425.507291563,
                    5381206.586419727,
                    625.1552813336107
                  ],
                  [
                    692425.507291563,
                    5382764.646419727,
                    625.1552813336107
                  ],
                  [
                    693982.047291563,
                    5382764.646419727,
                    1035.7352813336106
                  ],
                  [
                    693982.047291563,
                    5381206.586419727,
                    1035.7352813336106
                  ],
                  [
                    692425.507291563,
                    5381206.586419727,
                    625.1552813336107
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:08:50+00:00",
            "end_time": "2018-10-04T16:17:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31069268677123,
              48.500661806499295,
              607.8047283181854
            ],
            [
              -120.30995128718527,
              48.51466182074451,
              607.8047283181854
            ],
            [
              -120.28889523001965,
              48.51416749834329,
              1153.2047283181853
            ],
            [
              -120.28964241556858,
              48.5001677258194,
              1153.2047283181853
            ],
            [
              -120.31069268677123,
              48.500661806499295,
              607.8047283181854
            ]
          ]
        ]
      },
      "bbox": [
        -120.3106927,
        48.50016773,
        607.8047283,
        -120.2888952,
        48.51466182,
        1153.204728
      ],
      "properties": {
        "datetime": "2018-10-11T20:11:02Z",
        "pc:count": 39390650,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699468.9137,
            "count": 39390650,
            "maximum": 700209.4387,
            "minimum": 698652.6987,
            "name": "X",
            "position": 0,
            "stddev": 450.4371707,
            "variance": 202893.6448
          },
          {
            "average": 5376209.698,
            "count": 39390650,
            "maximum": 5376999.998,
            "minimum": 5375442.098,
            "name": "Y",
            "position": 1,
            "stddev": 432.1940793,
            "variance": 186791.7222
          },
          {
            "average": 822.9723834,
            "count": 39390650,
            "maximum": 1153.204728,
            "minimum": 607.8047283,
            "name": "Z",
            "position": 2,
            "stddev": 123.9337818,
            "variance": 15359.58227
          },
          {
            "average": 548.1685781,
            "count": 39390650,
            "maximum": 3462,
            "minimum": 75,
            "name": "Intensity",
            "position": 3,
            "stddev": 350.300462,
            "variance": 122710.4137
          },
          {
            "average": 1.378564304,
            "count": 39390650,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6118445485,
            "variance": 0.3743537515
          },
          {
            "average": 1.757028711,
            "count": 39390650,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.775323467,
            "variance": 0.6011264785
          },
          {
            "average": 0.4982322962,
            "count": 39390650,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999968816,
            "variance": 0.2499968816
          },
          {
            "average": 0.0003209391061,
            "count": 39390650,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01791189862,
            "variance": 0.0003208361123
          },
          {
            "average": 1.254268132,
            "count": 39390650,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4886484612,
            "variance": 0.2387773186
          },
          {
            "average": 0.807683792,
            "count": 39390650,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.52143186,
            "variance": 110.7005283
          },
          {
            "average": 0,
            "count": 39390650,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.5124538,
            "count": 39390650,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 19.05867069,
            "variance": 363.2329285
          },
          {
            "average": 223238398.7,
            "count": 39390650,
            "maximum": 223323862.5,
            "minimum": 222115562.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 305933.7564,
            "variance": 93595463280.0
          },
          {
            "average": 0,
            "count": 39390650,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39390650,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39390650,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39390650,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39390650,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698652.6987,
          5375442.098,
          607.8047283,
          700209.4387,
          5376999.998,
          1153.204728
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698652.6987223588,
                5375442.098065482,
                607.8047283181854
              ],
              [
                698652.6987223588,
                5376999.998065483,
                607.8047283181854
              ],
              [
                700209.4387223588,
                5376999.998065483,
                1153.2047283181853
              ],
              [
                700209.4387223588,
                5375442.098065482,
                1153.2047283181853
              ],
              [
                698652.6987223588,
                5375442.098065482,
                607.8047283181854
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:11:02+00:00",
        "end_time": "2018-09-27T20:32:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3106927,
            48.50016773,
            607.8047283,
            -120.2888952,
            48.51466182,
            1153.204728
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31069268677123,
                  48.500661806499295,
                  607.8047283181854
                ],
                [
                  -120.30995128718527,
                  48.51466182074451,
                  607.8047283181854
                ],
                [
                  -120.28889523001965,
                  48.51416749834329,
                  1153.2047283181853
                ],
                [
                  -120.28964241556858,
                  48.5001677258194,
                  1153.2047283181853
                ],
                [
                  -120.31069268677123,
                  48.500661806499295,
                  607.8047283181854
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:11:02Z",
            "pc:count": 39390650,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699468.9137,
                "count": 39390650,
                "maximum": 700209.4387,
                "minimum": 698652.6987,
                "name": "X",
                "position": 0,
                "stddev": 450.4371707,
                "variance": 202893.6448
              },
              {
                "average": 5376209.698,
                "count": 39390650,
                "maximum": 5376999.998,
                "minimum": 5375442.098,
                "name": "Y",
                "position": 1,
                "stddev": 432.1940793,
                "variance": 186791.7222
              },
              {
                "average": 822.9723834,
                "count": 39390650,
                "maximum": 1153.204728,
                "minimum": 607.8047283,
                "name": "Z",
                "position": 2,
                "stddev": 123.9337818,
                "variance": 15359.58227
              },
              {
                "average": 548.1685781,
                "count": 39390650,
                "maximum": 3462,
                "minimum": 75,
                "name": "Intensity",
                "position": 3,
                "stddev": 350.300462,
                "variance": 122710.4137
              },
              {
                "average": 1.378564304,
                "count": 39390650,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6118445485,
                "variance": 0.3743537515
              },
              {
                "average": 1.757028711,
                "count": 39390650,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.775323467,
                "variance": 0.6011264785
              },
              {
                "average": 0.4982322962,
                "count": 39390650,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999968816,
                "variance": 0.2499968816
              },
              {
                "average": 0.0003209391061,
                "count": 39390650,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01791189862,
                "variance": 0.0003208361123
              },
              {
                "average": 1.254268132,
                "count": 39390650,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4886484612,
                "variance": 0.2387773186
              },
              {
                "average": 0.807683792,
                "count": 39390650,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.52143186,
                "variance": 110.7005283
              },
              {
                "average": 0,
                "count": 39390650,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.5124538,
                "count": 39390650,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 19.05867069,
                "variance": 363.2329285
              },
              {
                "average": 223238398.7,
                "count": 39390650,
                "maximum": 223323862.5,
                "minimum": 222115562.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 305933.7564,
                "variance": 93595463280.0
              },
              {
                "average": 0,
                "count": 39390650,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39390650,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39390650,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39390650,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39390650,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698652.6987,
              5375442.098,
              607.8047283,
              700209.4387,
              5376999.998,
              1153.204728
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698652.6987223588,
                    5375442.098065482,
                    607.8047283181854
                  ],
                  [
                    698652.6987223588,
                    5376999.998065483,
                    607.8047283181854
                  ],
                  [
                    700209.4387223588,
                    5376999.998065483,
                    1153.2047283181853
                  ],
                  [
                    700209.4387223588,
                    5375442.098065482,
                    1153.2047283181853
                  ],
                  [
                    698652.6987223588,
                    5375442.098065482,
                    607.8047283181854
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:11:02+00:00",
            "end_time": "2018-09-27T20:32:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35029499850849,
              48.35211309108625,
              682.4138642340888
            ],
            [
              -120.34956846696328,
              48.36611086469338,
              682.4138642340888
            ],
            [
              -120.32893339376768,
              48.36563327336387,
              1098.5338642340887
            ],
            [
              -120.32966556543204,
              48.35163573311173,
              1098.5338642340887
            ],
            [
              -120.35029499850849,
              48.35211309108625,
              682.4138642340888
            ]
          ]
        ]
      },
      "bbox": [
        -120.350295,
        48.35163573,
        682.4138642,
        -120.3289334,
        48.36611086,
        1098.533864
      ],
      "properties": {
        "datetime": "2018-10-11T18:55:38Z",
        "pc:count": 30107924,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697047.4455,
            "count": 30107924,
            "maximum": 697829.2387,
            "minimum": 696299.2187,
            "name": "X",
            "position": 0,
            "stddev": 394.768268,
            "variance": 155841.9855
          },
          {
            "average": 5359651.36,
            "count": 30107924,
            "maximum": 5360387.802,
            "minimum": 5358830.242,
            "name": "Y",
            "position": 1,
            "stddev": 429.6165424,
            "variance": 184570.3735
          },
          {
            "average": 750.6691579,
            "count": 30107924,
            "maximum": 1098.533864,
            "minimum": 682.4138642,
            "name": "Z",
            "position": 2,
            "stddev": 80.17329204,
            "variance": 6427.756756
          },
          {
            "average": 545.8956802,
            "count": 30107924,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 315.2720089,
            "variance": 99396.4396
          },
          {
            "average": 1.213745259,
            "count": 30107924,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4635400328,
            "variance": 0.214869362
          },
          {
            "average": 1.427371678,
            "count": 30107924,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6205827342,
            "variance": 0.3851229299
          },
          {
            "average": 0.4987861003,
            "count": 30107924,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999985347,
            "variance": 0.2499985348
          },
          {
            "average": 0.0002903554559,
            "count": 30107924,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01703734602,
            "variance": 0.0002902711593
          },
          {
            "average": 1.342808325,
            "count": 30107924,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.511118563,
            "variance": 0.2612421854
          },
          {
            "average": 0.06765794667,
            "count": 30107924,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.763258845,
            "variance": 95.32122327
          },
          {
            "average": 0,
            "count": 30107924,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.8213726,
            "count": 30107924,
            "maximum": 134,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.140209732,
            "variance": 4.580497699
          },
          {
            "average": 223316545.7,
            "count": 30107924,
            "maximum": 223319338.4,
            "minimum": 223313390.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1125.867591,
            "variance": 1267577.833
          },
          {
            "average": 0,
            "count": 30107924,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30107924,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30107924,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30107924,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30107924,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696299.2187,
          5358830.242,
          682.4138642,
          697829.2387,
          5360387.802,
          1098.533864
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696299.218695574,
                5358830.242472631,
                682.4138642340888
              ],
              [
                696299.218695574,
                5360387.802472631,
                682.4138642340888
              ],
              [
                697829.238695574,
                5360387.802472631,
                1098.5338642340887
              ],
              [
                697829.238695574,
                5358830.242472631,
                1098.5338642340887
              ],
              [
                696299.218695574,
                5358830.242472631,
                682.4138642340888
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:55:38+00:00",
        "end_time": "2018-10-11T17:16:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.350295,
            48.35163573,
            682.4138642,
            -120.3289334,
            48.36611086,
            1098.533864
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35029499850849,
                  48.35211309108625,
                  682.4138642340888
                ],
                [
                  -120.34956846696328,
                  48.36611086469338,
                  682.4138642340888
                ],
                [
                  -120.32893339376768,
                  48.36563327336387,
                  1098.5338642340887
                ],
                [
                  -120.32966556543204,
                  48.35163573311173,
                  1098.5338642340887
                ],
                [
                  -120.35029499850849,
                  48.35211309108625,
                  682.4138642340888
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:55:38Z",
            "pc:count": 30107924,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697047.4455,
                "count": 30107924,
                "maximum": 697829.2387,
                "minimum": 696299.2187,
                "name": "X",
                "position": 0,
                "stddev": 394.768268,
                "variance": 155841.9855
              },
              {
                "average": 5359651.36,
                "count": 30107924,
                "maximum": 5360387.802,
                "minimum": 5358830.242,
                "name": "Y",
                "position": 1,
                "stddev": 429.6165424,
                "variance": 184570.3735
              },
              {
                "average": 750.6691579,
                "count": 30107924,
                "maximum": 1098.533864,
                "minimum": 682.4138642,
                "name": "Z",
                "position": 2,
                "stddev": 80.17329204,
                "variance": 6427.756756
              },
              {
                "average": 545.8956802,
                "count": 30107924,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 315.2720089,
                "variance": 99396.4396
              },
              {
                "average": 1.213745259,
                "count": 30107924,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4635400328,
                "variance": 0.214869362
              },
              {
                "average": 1.427371678,
                "count": 30107924,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6205827342,
                "variance": 0.3851229299
              },
              {
                "average": 0.4987861003,
                "count": 30107924,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999985347,
                "variance": 0.2499985348
              },
              {
                "average": 0.0002903554559,
                "count": 30107924,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01703734602,
                "variance": 0.0002902711593
              },
              {
                "average": 1.342808325,
                "count": 30107924,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.511118563,
                "variance": 0.2612421854
              },
              {
                "average": 0.06765794667,
                "count": 30107924,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.763258845,
                "variance": 95.32122327
              },
              {
                "average": 0,
                "count": 30107924,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.8213726,
                "count": 30107924,
                "maximum": 134,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.140209732,
                "variance": 4.580497699
              },
              {
                "average": 223316545.7,
                "count": 30107924,
                "maximum": 223319338.4,
                "minimum": 223313390.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1125.867591,
                "variance": 1267577.833
              },
              {
                "average": 0,
                "count": 30107924,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30107924,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30107924,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30107924,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30107924,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696299.2187,
              5358830.242,
              682.4138642,
              697829.2387,
              5360387.802,
              1098.533864
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696299.218695574,
                    5358830.242472631,
                    682.4138642340888
                  ],
                  [
                    696299.218695574,
                    5360387.802472631,
                    682.4138642340888
                  ],
                  [
                    697829.238695574,
                    5360387.802472631,
                    1098.5338642340887
                  ],
                  [
                    697829.238695574,
                    5358830.242472631,
                    1098.5338642340887
                  ],
                  [
                    696299.218695574,
                    5358830.242472631,
                    682.4138642340888
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:55:38+00:00",
            "end_time": "2018-10-11T17:16:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33000232067378,
              48.3533531904203,
              669.459859205236
            ],
            [
              -120.32933213318415,
              48.36616698562151,
              669.459859205236
            ],
            [
              -120.30839932878753,
              48.365678786253945,
              1193.8598592052358
            ],
            [
              -120.3090747538346,
              48.3528652094196,
              1193.8598592052358
            ],
            [
              -120.33000232067378,
              48.3533531904203,
              669.459859205236
            ]
          ]
        ]
      },
      "bbox": [
        -120.3300023,
        48.35286521,
        669.4598592,
        -120.3083993,
        48.36616699,
        1193.859859
      ],
      "properties": {
        "datetime": "2018-10-11T19:28:55Z",
        "pc:count": 27080091,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698636.0413,
            "count": 27080091,
            "maximum": 699349.7611,
            "minimum": 697797.6411,
            "name": "X",
            "position": 0,
            "stddev": 431.2492629,
            "variance": 185975.9268
          },
          {
            "average": 5359819.655,
            "count": 27080091,
            "maximum": 5360446.089,
            "minimum": 5359020.249,
            "name": "Y",
            "position": 1,
            "stddev": 351.6073927,
            "variance": 123627.7586
          },
          {
            "average": 852.9946683,
            "count": 27080091,
            "maximum": 1193.859859,
            "minimum": 669.4598592,
            "name": "Z",
            "position": 2,
            "stddev": 140.2713534,
            "variance": 19676.05259
          },
          {
            "average": 545.5060222,
            "count": 27080091,
            "maximum": 4095,
            "minimum": 73,
            "name": "Intensity",
            "position": 3,
            "stddev": 317.0271595,
            "variance": 100506.2199
          },
          {
            "average": 1.312509142,
            "count": 27080091,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.565593907,
            "variance": 0.3198964676
          },
          {
            "average": 1.62501592,
            "count": 27080091,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.74128788,
            "variance": 0.549507721
          },
          {
            "average": 0.4994469923,
            "count": 27080091,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999997034,
            "variance": 0.2499997034
          },
          {
            "average": 0.0002731896285,
            "count": 27080091,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01652619152,
            "variance": 0.000273115006
          },
          {
            "average": 1.320450622,
            "count": 27080091,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5106557269,
            "variance": 0.2607692714
          },
          {
            "average": -0.4137191265,
            "count": 27080091,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.06659648,
            "variance": 101.3363647
          },
          {
            "average": 0,
            "count": 27080091,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.3202371,
            "count": 27080091,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.363165572,
            "variance": 5.584551521
          },
          {
            "average": 223319355.7,
            "count": 27080091,
            "maximum": 223321335.8,
            "minimum": 223317245.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1232.484721,
            "variance": 1519018.588
          },
          {
            "average": 0,
            "count": 27080091,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27080091,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27080091,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27080091,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27080091,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697797.6411,
          5359020.249,
          669.4598592,
          699349.7611,
          5360446.089,
          1193.859859
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697797.641093412,
                5359020.2490887735,
                669.459859205236
              ],
              [
                697797.641093412,
                5360446.089088773,
                669.459859205236
              ],
              [
                699349.7610934121,
                5360446.089088773,
                1193.8598592052358
              ],
              [
                699349.7610934121,
                5359020.2490887735,
                1193.8598592052358
              ],
              [
                697797.641093412,
                5359020.2490887735,
                669.459859205236
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:28:55+00:00",
        "end_time": "2018-10-11T18:20:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3300023,
            48.35286521,
            669.4598592,
            -120.3083993,
            48.36616699,
            1193.859859
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33000232067378,
                  48.3533531904203,
                  669.459859205236
                ],
                [
                  -120.32933213318415,
                  48.36616698562151,
                  669.459859205236
                ],
                [
                  -120.30839932878753,
                  48.365678786253945,
                  1193.8598592052358
                ],
                [
                  -120.3090747538346,
                  48.3528652094196,
                  1193.8598592052358
                ],
                [
                  -120.33000232067378,
                  48.3533531904203,
                  669.459859205236
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:28:55Z",
            "pc:count": 27080091,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698636.0413,
                "count": 27080091,
                "maximum": 699349.7611,
                "minimum": 697797.6411,
                "name": "X",
                "position": 0,
                "stddev": 431.2492629,
                "variance": 185975.9268
              },
              {
                "average": 5359819.655,
                "count": 27080091,
                "maximum": 5360446.089,
                "minimum": 5359020.249,
                "name": "Y",
                "position": 1,
                "stddev": 351.6073927,
                "variance": 123627.7586
              },
              {
                "average": 852.9946683,
                "count": 27080091,
                "maximum": 1193.859859,
                "minimum": 669.4598592,
                "name": "Z",
                "position": 2,
                "stddev": 140.2713534,
                "variance": 19676.05259
              },
              {
                "average": 545.5060222,
                "count": 27080091,
                "maximum": 4095,
                "minimum": 73,
                "name": "Intensity",
                "position": 3,
                "stddev": 317.0271595,
                "variance": 100506.2199
              },
              {
                "average": 1.312509142,
                "count": 27080091,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.565593907,
                "variance": 0.3198964676
              },
              {
                "average": 1.62501592,
                "count": 27080091,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.74128788,
                "variance": 0.549507721
              },
              {
                "average": 0.4994469923,
                "count": 27080091,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999997034,
                "variance": 0.2499997034
              },
              {
                "average": 0.0002731896285,
                "count": 27080091,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01652619152,
                "variance": 0.000273115006
              },
              {
                "average": 1.320450622,
                "count": 27080091,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5106557269,
                "variance": 0.2607692714
              },
              {
                "average": -0.4137191265,
                "count": 27080091,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.06659648,
                "variance": 101.3363647
              },
              {
                "average": 0,
                "count": 27080091,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.3202371,
                "count": 27080091,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.363165572,
                "variance": 5.584551521
              },
              {
                "average": 223319355.7,
                "count": 27080091,
                "maximum": 223321335.8,
                "minimum": 223317245.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1232.484721,
                "variance": 1519018.588
              },
              {
                "average": 0,
                "count": 27080091,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27080091,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27080091,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27080091,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27080091,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697797.6411,
              5359020.249,
              669.4598592,
              699349.7611,
              5360446.089,
              1193.859859
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697797.641093412,
                    5359020.2490887735,
                    669.459859205236
                  ],
                  [
                    697797.641093412,
                    5360446.089088773,
                    669.459859205236
                  ],
                  [
                    699349.7610934121,
                    5360446.089088773,
                    1193.8598592052358
                  ],
                  [
                    699349.7610934121,
                    5359020.2490887735,
                    1193.8598592052358
                  ],
                  [
                    697797.641093412,
                    5359020.2490887735,
                    669.459859205236
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:28:55+00:00",
            "end_time": "2018-10-11T18:20:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41244644391479,
              48.540842652139276,
              912.4526386845095
            ],
            [
              -120.41173203277744,
              48.55484443477962,
              912.4526386845095
            ],
            [
              -120.39065946369969,
              48.55436847935611,
              1555.6526386845094
            ],
            [
              -120.39137967524489,
              48.54036692952614,
              1555.6526386845094
            ],
            [
              -120.41244644391479,
              48.540842652139276,
              912.4526386845095
            ]
          ]
        ]
      },
      "bbox": [
        -120.4124464,
        48.54036693,
        912.4526387,
        -120.3906595,
        48.55484443,
        1555.652639
      ],
      "properties": {
        "datetime": "2018-10-04T17:36:48Z",
        "pc:count": 39494480,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691777.2914,
            "count": 39494480,
            "maximum": 692542.4224,
            "minimum": 690985.8224,
            "name": "X",
            "position": 0,
            "stddev": 428.2344443,
            "variance": 183384.7393
          },
          {
            "average": 5380416.013,
            "count": 39494480,
            "maximum": 5381206.47,
            "minimum": 5379648.49,
            "name": "Y",
            "position": 1,
            "stddev": 428.9534156,
            "variance": 184001.0327
          },
          {
            "average": 1189.969535,
            "count": 39494480,
            "maximum": 1555.652639,
            "minimum": 912.4526387,
            "name": "Z",
            "position": 2,
            "stddev": 121.1089666,
            "variance": 14667.38179
          },
          {
            "average": 544.0226878,
            "count": 39494480,
            "maximum": 4095,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 346.979651,
            "variance": 120394.8782
          },
          {
            "average": 1.448983428,
            "count": 39494480,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6807011698,
            "variance": 0.4633540826
          },
          {
            "average": 1.897927913,
            "count": 39494480,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8599290976,
            "variance": 0.7394780528
          },
          {
            "average": 0.4978879327,
            "count": 39494480,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999955455,
            "variance": 0.2499955455
          },
          {
            "average": 0.0002863691331,
            "count": 39494480,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01692002166,
            "variance": 0.0002862871331
          },
          {
            "average": 1.256919651,
            "count": 39494480,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5136934226,
            "variance": 0.2638809324
          },
          {
            "average": -0.751433432,
            "count": 39494480,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.58343244,
            "variance": 112.0090422
          },
          {
            "average": 0,
            "count": 39494480,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.51541314,
            "count": 39494480,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.365192853,
            "variance": 5.594137234
          },
          {
            "average": 222704831.7,
            "count": 39494480,
            "maximum": 222709808.9,
            "minimum": 222703251.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1367.938397,
            "variance": 1871255.459
          },
          {
            "average": 0,
            "count": 39494480,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39494480,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39494480,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39494480,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39494480,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690985.8224,
          5379648.49,
          912.4526387,
          692542.4224,
          5381206.47,
          1555.652639
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690985.8223610406,
                5379648.489689291,
                912.4526386845095
              ],
              [
                690985.8223610406,
                5381206.469689292,
                912.4526386845095
              ],
              [
                692542.4223610407,
                5381206.469689292,
                1555.6526386845094
              ],
              [
                692542.4223610407,
                5379648.489689291,
                1555.6526386845094
              ],
              [
                690985.8223610406,
                5379648.489689291,
                912.4526386845095
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:36:48+00:00",
        "end_time": "2018-10-04T15:47:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4124464,
            48.54036693,
            912.4526387,
            -120.3906595,
            48.55484443,
            1555.652639
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41244644391479,
                  48.540842652139276,
                  912.4526386845095
                ],
                [
                  -120.41173203277744,
                  48.55484443477962,
                  912.4526386845095
                ],
                [
                  -120.39065946369969,
                  48.55436847935611,
                  1555.6526386845094
                ],
                [
                  -120.39137967524489,
                  48.54036692952614,
                  1555.6526386845094
                ],
                [
                  -120.41244644391479,
                  48.540842652139276,
                  912.4526386845095
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:36:48Z",
            "pc:count": 39494480,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691777.2914,
                "count": 39494480,
                "maximum": 692542.4224,
                "minimum": 690985.8224,
                "name": "X",
                "position": 0,
                "stddev": 428.2344443,
                "variance": 183384.7393
              },
              {
                "average": 5380416.013,
                "count": 39494480,
                "maximum": 5381206.47,
                "minimum": 5379648.49,
                "name": "Y",
                "position": 1,
                "stddev": 428.9534156,
                "variance": 184001.0327
              },
              {
                "average": 1189.969535,
                "count": 39494480,
                "maximum": 1555.652639,
                "minimum": 912.4526387,
                "name": "Z",
                "position": 2,
                "stddev": 121.1089666,
                "variance": 14667.38179
              },
              {
                "average": 544.0226878,
                "count": 39494480,
                "maximum": 4095,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 346.979651,
                "variance": 120394.8782
              },
              {
                "average": 1.448983428,
                "count": 39494480,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6807011698,
                "variance": 0.4633540826
              },
              {
                "average": 1.897927913,
                "count": 39494480,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8599290976,
                "variance": 0.7394780528
              },
              {
                "average": 0.4978879327,
                "count": 39494480,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999955455,
                "variance": 0.2499955455
              },
              {
                "average": 0.0002863691331,
                "count": 39494480,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01692002166,
                "variance": 0.0002862871331
              },
              {
                "average": 1.256919651,
                "count": 39494480,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5136934226,
                "variance": 0.2638809324
              },
              {
                "average": -0.751433432,
                "count": 39494480,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.58343244,
                "variance": 112.0090422
              },
              {
                "average": 0,
                "count": 39494480,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.51541314,
                "count": 39494480,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.365192853,
                "variance": 5.594137234
              },
              {
                "average": 222704831.7,
                "count": 39494480,
                "maximum": 222709808.9,
                "minimum": 222703251.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1367.938397,
                "variance": 1871255.459
              },
              {
                "average": 0,
                "count": 39494480,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39494480,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39494480,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39494480,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39494480,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690985.8224,
              5379648.49,
              912.4526387,
              692542.4224,
              5381206.47,
              1555.652639
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690985.8223610406,
                    5379648.489689291,
                    912.4526386845095
                  ],
                  [
                    690985.8223610406,
                    5381206.469689292,
                    912.4526386845095
                  ],
                  [
                    692542.4223610407,
                    5381206.469689292,
                    1555.6526386845094
                  ],
                  [
                    692542.4223610407,
                    5379648.489689291,
                    1555.6526386845094
                  ],
                  [
                    690985.8223610406,
                    5379648.489689291,
                    912.4526386845095
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:36:48+00:00",
            "end_time": "2018-10-04T15:47:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41033982901385,
              48.3026495089055,
              1868.5563472069148
            ],
            [
              -120.40986916912468,
              48.31194546213225,
              1868.5563472069148
            ],
            [
              -120.3892705723542,
              48.31147943185518,
              2328.856347206915
            ],
            [
              -120.38974496494802,
              48.30218362982869,
              2328.856347206915
            ],
            [
              -120.41033982901385,
              48.3026495089055,
              1868.5563472069148
            ]
          ]
        ]
      },
      "bbox": [
        -120.4103398,
        48.30218363,
        1868.556347,
        -120.3892706,
        48.31194546,
        2328.856347
      ],
      "properties": {
        "datetime": "2018-10-04T17:29:50Z",
        "pc:count": 20293459,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 692733.3575,
            "count": 20293459,
            "maximum": 693565.8304,
            "minimum": 692036.9704,
            "name": "X",
            "position": 0,
            "stddev": 410.1412698,
            "variance": 168215.8612
          },
          {
            "average": 5353743.029,
            "count": 20293459,
            "maximum": 5354215.149,
            "minimum": 5353180.829,
            "name": "Y",
            "position": 1,
            "stddev": 252.8120105,
            "variance": 63913.91267
          },
          {
            "average": 2117.789597,
            "count": 20293459,
            "maximum": 2328.856347,
            "minimum": 1868.556347,
            "name": "Z",
            "position": 2,
            "stddev": 105.1792705,
            "variance": 11062.67895
          },
          {
            "average": 537.1840034,
            "count": 20293459,
            "maximum": 2876,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 417.4954478,
            "variance": 174302.4489
          },
          {
            "average": 1.500754652,
            "count": 20293459,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8381505245,
            "variance": 0.7024963017
          },
          {
            "average": 2.000877721,
            "count": 20293459,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.164231657,
            "variance": 1.355435351
          },
          {
            "average": 0.4968648765,
            "count": 20293459,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901832,
            "variance": 0.2499901833
          },
          {
            "average": 0.0003231090373,
            "count": 20293459,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01797233023,
            "variance": 0.0003230046537
          },
          {
            "average": 1.324032832,
            "count": 20293459,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5296690308,
            "variance": 0.2805492821
          },
          {
            "average": 0.2137423287,
            "count": 20293459,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.30336545,
            "variance": 176.9795323
          },
          {
            "average": 0,
            "count": 20293459,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.94926242,
            "count": 20293459,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.876341341,
            "variance": 3.52065683
          },
          {
            "average": 222704707,
            "count": 20293459,
            "maximum": 222709390.7,
            "minimum": 222702845.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 864.8526069,
            "variance": 747970.0317
          },
          {
            "average": 0,
            "count": 20293459,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20293459,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20293459,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20293459,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20293459,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          692036.9704,
          5353180.829,
          1868.556347,
          693565.8304,
          5354215.149,
          2328.856347
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                692036.9704455592,
                5353180.828930101,
                1868.5563472069148
              ],
              [
                692036.9704455592,
                5354215.148930102,
                1868.5563472069148
              ],
              [
                693565.8304455593,
                5354215.148930102,
                2328.856347206915
              ],
              [
                693565.8304455593,
                5353180.828930101,
                2328.856347206915
              ],
              [
                692036.9704455592,
                5353180.828930101,
                1868.5563472069148
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:29:50+00:00",
        "end_time": "2018-10-04T15:40:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4103398,
            48.30218363,
            1868.556347,
            -120.3892706,
            48.31194546,
            2328.856347
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41033982901385,
                  48.3026495089055,
                  1868.5563472069148
                ],
                [
                  -120.40986916912468,
                  48.31194546213225,
                  1868.5563472069148
                ],
                [
                  -120.3892705723542,
                  48.31147943185518,
                  2328.856347206915
                ],
                [
                  -120.38974496494802,
                  48.30218362982869,
                  2328.856347206915
                ],
                [
                  -120.41033982901385,
                  48.3026495089055,
                  1868.5563472069148
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:29:50Z",
            "pc:count": 20293459,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 692733.3575,
                "count": 20293459,
                "maximum": 693565.8304,
                "minimum": 692036.9704,
                "name": "X",
                "position": 0,
                "stddev": 410.1412698,
                "variance": 168215.8612
              },
              {
                "average": 5353743.029,
                "count": 20293459,
                "maximum": 5354215.149,
                "minimum": 5353180.829,
                "name": "Y",
                "position": 1,
                "stddev": 252.8120105,
                "variance": 63913.91267
              },
              {
                "average": 2117.789597,
                "count": 20293459,
                "maximum": 2328.856347,
                "minimum": 1868.556347,
                "name": "Z",
                "position": 2,
                "stddev": 105.1792705,
                "variance": 11062.67895
              },
              {
                "average": 537.1840034,
                "count": 20293459,
                "maximum": 2876,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 417.4954478,
                "variance": 174302.4489
              },
              {
                "average": 1.500754652,
                "count": 20293459,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8381505245,
                "variance": 0.7024963017
              },
              {
                "average": 2.000877721,
                "count": 20293459,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.164231657,
                "variance": 1.355435351
              },
              {
                "average": 0.4968648765,
                "count": 20293459,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901832,
                "variance": 0.2499901833
              },
              {
                "average": 0.0003231090373,
                "count": 20293459,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01797233023,
                "variance": 0.0003230046537
              },
              {
                "average": 1.324032832,
                "count": 20293459,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5296690308,
                "variance": 0.2805492821
              },
              {
                "average": 0.2137423287,
                "count": 20293459,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.30336545,
                "variance": 176.9795323
              },
              {
                "average": 0,
                "count": 20293459,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.94926242,
                "count": 20293459,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.876341341,
                "variance": 3.52065683
              },
              {
                "average": 222704707,
                "count": 20293459,
                "maximum": 222709390.7,
                "minimum": 222702845.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 864.8526069,
                "variance": 747970.0317
              },
              {
                "average": 0,
                "count": 20293459,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20293459,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20293459,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20293459,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20293459,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              692036.9704,
              5353180.829,
              1868.556347,
              693565.8304,
              5354215.149,
              2328.856347
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    692036.9704455592,
                    5353180.828930101,
                    1868.5563472069148
                  ],
                  [
                    692036.9704455592,
                    5354215.148930102,
                    1868.5563472069148
                  ],
                  [
                    693565.8304455593,
                    5354215.148930102,
                    2328.856347206915
                  ],
                  [
                    693565.8304455593,
                    5353180.828930101,
                    2328.856347206915
                  ],
                  [
                    692036.9704455592,
                    5353180.828930101,
                    1868.5563472069148
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:29:50+00:00",
            "end_time": "2018-10-04T15:40:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.30981858314352,
              48.35246753832035,
              711.50863456556
            ],
            [
              -120.30909378152916,
              48.36622148996227,
              711.50863456556
            ],
            [
              -120.28811922663029,
              48.365728615208006,
              1323.52863456556
            ],
            [
              -120.28884966097516,
              48.35197490019502,
              1323.52863456556
            ],
            [
              -120.30981858314352,
              48.35246753832035,
              711.50863456556
            ]
          ]
        ]
      },
      "bbox": [
        -120.3098186,
        48.3519749,
        711.5086346,
        -120.2881192,
        48.36622149,
        1323.528635
      ],
      "properties": {
        "datetime": "2018-10-11T20:06:45Z",
        "pc:count": 42003377,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700150.0527,
            "count": 42003377,
            "maximum": 700851.4531,
            "minimum": 699296.2131,
            "name": "X",
            "position": 0,
            "stddev": 454.6507544,
            "variance": 206707.3085
          },
          {
            "average": 5359786.613,
            "count": 42003377,
            "maximum": 5360504.598,
            "minimum": 5358974.118,
            "name": "Y",
            "position": 1,
            "stddev": 399.4204219,
            "variance": 159536.6734
          },
          {
            "average": 1033.8915,
            "count": 42003377,
            "maximum": 1323.528635,
            "minimum": 711.5086346,
            "name": "Z",
            "position": 2,
            "stddev": 144.2852358,
            "variance": 20818.22927
          },
          {
            "average": 488.40648,
            "count": 42003377,
            "maximum": 2302,
            "minimum": 58,
            "name": "Intensity",
            "position": 3,
            "stddev": 300.113174,
            "variance": 90067.91719
          },
          {
            "average": 1.451876738,
            "count": 42003377,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6786842974,
            "variance": 0.4606123755
          },
          {
            "average": 1.903734574,
            "count": 42003377,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8518960127,
            "variance": 0.7257268165
          },
          {
            "average": 0.4967291797,
            "count": 42003377,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893076,
            "variance": 0.2499893077
          },
          {
            "average": 0.0003579712174,
            "count": 42003377,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0189167408,
            "variance": 0.0003578430825
          },
          {
            "average": 1.244608166,
            "count": 42003377,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4838107219,
            "variance": 0.2340728147
          },
          {
            "average": 0.6881556097,
            "count": 42003377,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.26988953,
            "variance": 127.0104101
          },
          {
            "average": 0,
            "count": 42003377,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.1336668,
            "count": 42003377,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 19.15137188,
            "variance": 366.775045
          },
          {
            "average": 223239031.1,
            "count": 42003377,
            "maximum": 223323605.7,
            "minimum": 222115308.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 305009.4322,
            "variance": 93030753710.0
          },
          {
            "average": 0,
            "count": 42003377,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42003377,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42003377,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42003377,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42003377,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699296.2131,
          5358974.118,
          711.5086346,
          700851.4531,
          5360504.598,
          1323.528635
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699296.2130510889,
                5358974.117633716,
                711.50863456556
              ],
              [
                699296.2130510889,
                5360504.597633717,
                711.50863456556
              ],
              [
                700851.4530510888,
                5360504.597633717,
                1323.52863456556
              ],
              [
                700851.4530510888,
                5358974.117633716,
                1323.52863456556
              ],
              [
                699296.2130510889,
                5358974.117633716,
                711.50863456556
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:06:45+00:00",
        "end_time": "2018-09-27T20:28:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3098186,
            48.3519749,
            711.5086346,
            -120.2881192,
            48.36622149,
            1323.528635
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.30981858314352,
                  48.35246753832035,
                  711.50863456556
                ],
                [
                  -120.30909378152916,
                  48.36622148996227,
                  711.50863456556
                ],
                [
                  -120.28811922663029,
                  48.365728615208006,
                  1323.52863456556
                ],
                [
                  -120.28884966097516,
                  48.35197490019502,
                  1323.52863456556
                ],
                [
                  -120.30981858314352,
                  48.35246753832035,
                  711.50863456556
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:06:45Z",
            "pc:count": 42003377,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700150.0527,
                "count": 42003377,
                "maximum": 700851.4531,
                "minimum": 699296.2131,
                "name": "X",
                "position": 0,
                "stddev": 454.6507544,
                "variance": 206707.3085
              },
              {
                "average": 5359786.613,
                "count": 42003377,
                "maximum": 5360504.598,
                "minimum": 5358974.118,
                "name": "Y",
                "position": 1,
                "stddev": 399.4204219,
                "variance": 159536.6734
              },
              {
                "average": 1033.8915,
                "count": 42003377,
                "maximum": 1323.528635,
                "minimum": 711.5086346,
                "name": "Z",
                "position": 2,
                "stddev": 144.2852358,
                "variance": 20818.22927
              },
              {
                "average": 488.40648,
                "count": 42003377,
                "maximum": 2302,
                "minimum": 58,
                "name": "Intensity",
                "position": 3,
                "stddev": 300.113174,
                "variance": 90067.91719
              },
              {
                "average": 1.451876738,
                "count": 42003377,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6786842974,
                "variance": 0.4606123755
              },
              {
                "average": 1.903734574,
                "count": 42003377,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8518960127,
                "variance": 0.7257268165
              },
              {
                "average": 0.4967291797,
                "count": 42003377,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893076,
                "variance": 0.2499893077
              },
              {
                "average": 0.0003579712174,
                "count": 42003377,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0189167408,
                "variance": 0.0003578430825
              },
              {
                "average": 1.244608166,
                "count": 42003377,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4838107219,
                "variance": 0.2340728147
              },
              {
                "average": 0.6881556097,
                "count": 42003377,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.26988953,
                "variance": 127.0104101
              },
              {
                "average": 0,
                "count": 42003377,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.1336668,
                "count": 42003377,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 19.15137188,
                "variance": 366.775045
              },
              {
                "average": 223239031.1,
                "count": 42003377,
                "maximum": 223323605.7,
                "minimum": 222115308.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 305009.4322,
                "variance": 93030753710.0
              },
              {
                "average": 0,
                "count": 42003377,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42003377,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42003377,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42003377,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42003377,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699296.2131,
              5358974.118,
              711.5086346,
              700851.4531,
              5360504.598,
              1323.528635
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699296.2130510889,
                    5358974.117633716,
                    711.50863456556
                  ],
                  [
                    699296.2130510889,
                    5360504.597633717,
                    711.50863456556
                  ],
                  [
                    700851.4530510888,
                    5360504.597633717,
                    1323.52863456556
                  ],
                  [
                    700851.4530510888,
                    5358974.117633716,
                    1323.52863456556
                  ],
                  [
                    699296.2130510889,
                    5358974.117633716,
                    711.50863456556
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:06:45+00:00",
            "end_time": "2018-09-27T20:28:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33048046949357,
              48.419637906752854,
              950.6494603593824
            ],
            [
              -120.32974665888872,
              48.43363744693907,
              950.6494603593824
            ],
            [
              -120.30872213755318,
              48.433147317560824,
              1429.0894603593824
            ],
            [
              -120.3094617089601,
              48.41914801695397,
              1429.0894603593824
            ],
            [
              -120.33048046949357,
              48.419637906752854,
              950.6494603593824
            ]
          ]
        ]
      },
      "bbox": [
        -120.3304805,
        48.41914802,
        950.6494604,
        -120.3087221,
        48.43363745,
        1429.08946
      ],
      "properties": {
        "datetime": "2018-10-11T19:26:58Z",
        "pc:count": 38861997,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698268.7687,
            "count": 38861997,
            "maximum": 699062.2789,
            "minimum": 697505.4189,
            "name": "X",
            "position": 0,
            "stddev": 432.790159,
            "variance": 187307.3218
          },
          {
            "average": 5367151.824,
            "count": 38861997,
            "maximum": 5367943.646,
            "minimum": 5366385.846,
            "name": "Y",
            "position": 1,
            "stddev": 430.0291893,
            "variance": 184925.1036
          },
          {
            "average": 1138.993833,
            "count": 38861997,
            "maximum": 1429.08946,
            "minimum": 950.6494604,
            "name": "Z",
            "position": 2,
            "stddev": 87.76516472,
            "variance": 7702.724138
          },
          {
            "average": 578.2601335,
            "count": 38861997,
            "maximum": 4095,
            "minimum": 49,
            "name": "Intensity",
            "position": 3,
            "stddev": 347.6889088,
            "variance": 120887.5773
          },
          {
            "average": 1.442416791,
            "count": 38861997,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7070161923,
            "variance": 0.4998718962
          },
          {
            "average": 1.884909054,
            "count": 38861997,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.928198511,
            "variance": 0.8615524758
          },
          {
            "average": 0.4980830244,
            "count": 38861997,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999963316,
            "variance": 0.2499963316
          },
          {
            "average": 0.0002845968003,
            "count": 38861997,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01686759652,
            "variance": 0.0002845158123
          },
          {
            "average": 1.314662883,
            "count": 38861997,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5398600652,
            "variance": 0.29144889
          },
          {
            "average": -0.580733044,
            "count": 38861997,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.71299493,
            "variance": 114.7682605
          },
          {
            "average": 0,
            "count": 38861997,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.977328,
            "count": 38861997,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.315866029,
            "variance": 5.363235462
          },
          {
            "average": 223319179.4,
            "count": 38861997,
            "maximum": 223321218.5,
            "minimum": 223317127.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1167.923524,
            "variance": 1364045.359
          },
          {
            "average": 0,
            "count": 38861997,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38861997,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38861997,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38861997,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38861997,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697505.4189,
          5366385.846,
          950.6494604,
          699062.2789,
          5367943.646,
          1429.08946
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697505.418940062,
                5366385.846370245,
                950.6494603593824
              ],
              [
                697505.418940062,
                5367943.646370246,
                950.6494603593824
              ],
              [
                699062.2789400622,
                5367943.646370246,
                1429.0894603593824
              ],
              [
                699062.2789400622,
                5366385.846370245,
                1429.0894603593824
              ],
              [
                697505.418940062,
                5366385.846370245,
                950.6494603593824
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:26:58+00:00",
        "end_time": "2018-10-11T18:18:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3304805,
            48.41914802,
            950.6494604,
            -120.3087221,
            48.43363745,
            1429.08946
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33048046949357,
                  48.419637906752854,
                  950.6494603593824
                ],
                [
                  -120.32974665888872,
                  48.43363744693907,
                  950.6494603593824
                ],
                [
                  -120.30872213755318,
                  48.433147317560824,
                  1429.0894603593824
                ],
                [
                  -120.3094617089601,
                  48.41914801695397,
                  1429.0894603593824
                ],
                [
                  -120.33048046949357,
                  48.419637906752854,
                  950.6494603593824
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:26:58Z",
            "pc:count": 38861997,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698268.7687,
                "count": 38861997,
                "maximum": 699062.2789,
                "minimum": 697505.4189,
                "name": "X",
                "position": 0,
                "stddev": 432.790159,
                "variance": 187307.3218
              },
              {
                "average": 5367151.824,
                "count": 38861997,
                "maximum": 5367943.646,
                "minimum": 5366385.846,
                "name": "Y",
                "position": 1,
                "stddev": 430.0291893,
                "variance": 184925.1036
              },
              {
                "average": 1138.993833,
                "count": 38861997,
                "maximum": 1429.08946,
                "minimum": 950.6494604,
                "name": "Z",
                "position": 2,
                "stddev": 87.76516472,
                "variance": 7702.724138
              },
              {
                "average": 578.2601335,
                "count": 38861997,
                "maximum": 4095,
                "minimum": 49,
                "name": "Intensity",
                "position": 3,
                "stddev": 347.6889088,
                "variance": 120887.5773
              },
              {
                "average": 1.442416791,
                "count": 38861997,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7070161923,
                "variance": 0.4998718962
              },
              {
                "average": 1.884909054,
                "count": 38861997,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.928198511,
                "variance": 0.8615524758
              },
              {
                "average": 0.4980830244,
                "count": 38861997,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999963316,
                "variance": 0.2499963316
              },
              {
                "average": 0.0002845968003,
                "count": 38861997,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01686759652,
                "variance": 0.0002845158123
              },
              {
                "average": 1.314662883,
                "count": 38861997,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5398600652,
                "variance": 0.29144889
              },
              {
                "average": -0.580733044,
                "count": 38861997,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.71299493,
                "variance": 114.7682605
              },
              {
                "average": 0,
                "count": 38861997,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.977328,
                "count": 38861997,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.315866029,
                "variance": 5.363235462
              },
              {
                "average": 223319179.4,
                "count": 38861997,
                "maximum": 223321218.5,
                "minimum": 223317127.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1167.923524,
                "variance": 1364045.359
              },
              {
                "average": 0,
                "count": 38861997,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38861997,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38861997,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38861997,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38861997,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697505.4189,
              5366385.846,
              950.6494604,
              699062.2789,
              5367943.646,
              1429.08946
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697505.418940062,
                    5366385.846370245,
                    950.6494603593824
                  ],
                  [
                    697505.418940062,
                    5367943.646370246,
                    950.6494603593824
                  ],
                  [
                    699062.2789400622,
                    5367943.646370246,
                    1429.0894603593824
                  ],
                  [
                    699062.2789400622,
                    5366385.846370245,
                    1429.0894603593824
                  ],
                  [
                    697505.418940062,
                    5366385.846370245,
                    950.6494603593824
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:26:58+00:00",
            "end_time": "2018-10-11T18:18:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39115420428087,
              48.4059623182625,
              1170.0398952427743
            ],
            [
              -120.39043740452766,
              48.41996257632314,
              1170.0398952427743
            ],
            [
              -120.36941991873246,
              48.419483691587686,
              1705.4798952427743
            ],
            [
              -120.37014247544661,
              48.40548366760843,
              1705.4798952427743
            ],
            [
              -120.39115420428087,
              48.4059623182625,
              1170.0398952427743
            ]
          ]
        ]
      },
      "bbox": [
        -120.3911542,
        48.40548367,
        1170.039895,
        -120.3694199,
        48.41996258,
        1705.479895
      ],
      "properties": {
        "datetime": "2018-10-04T18:04:33Z",
        "pc:count": 39727175,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693799.8475,
            "count": 39727175,
            "maximum": 694625.2996,
            "minimum": 693068.6196,
            "name": "X",
            "position": 0,
            "stddev": 419.3430874,
            "variance": 175848.6249
          },
          {
            "average": 5365515.53,
            "count": 39727175,
            "maximum": 5366268.969,
            "minimum": 5364711.169,
            "name": "Y",
            "position": 1,
            "stddev": 432.549694,
            "variance": 187099.2378
          },
          {
            "average": 1403.160415,
            "count": 39727175,
            "maximum": 1705.479895,
            "minimum": 1170.039895,
            "name": "Z",
            "position": 2,
            "stddev": 104.1413613,
            "variance": 10845.42314
          },
          {
            "average": 652.0114855,
            "count": 39727175,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 308.5669574,
            "variance": 95213.5672
          },
          {
            "average": 1.207711824,
            "count": 39727175,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5307914044,
            "variance": 0.281739515
          },
          {
            "average": 1.415501077,
            "count": 39727175,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7710453139,
            "variance": 0.5945108761
          },
          {
            "average": 0.4973918734,
            "count": 39727175,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999932039,
            "variance": 0.249993204
          },
          {
            "average": 0.0002301447309,
            "count": 39727175,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01516877616,
            "variance": 0.0002300917701
          },
          {
            "average": 1.387935462,
            "count": 39727175,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.561051814,
            "variance": 0.314779138
          },
          {
            "average": 0.7448937935,
            "count": 39727175,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.91863482,
            "variance": 119.2165864
          },
          {
            "average": 0,
            "count": 39727175,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.6349428,
            "count": 39727175,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.514247374,
            "variance": 6.321439855
          },
          {
            "average": 222708629.5,
            "count": 39727175,
            "maximum": 222711473.2,
            "minimum": 222704781,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2124.201638,
            "variance": 4512232.597
          },
          {
            "average": 0,
            "count": 39727175,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39727175,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39727175,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39727175,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39727175,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693068.6196,
          5364711.169,
          1170.039895,
          694625.2996,
          5366268.969,
          1705.479895
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693068.6195884136,
                5364711.169430045,
                1170.0398952427743
              ],
              [
                693068.6195884136,
                5366268.969430046,
                1170.0398952427743
              ],
              [
                694625.2995884136,
                5366268.969430046,
                1705.4798952427743
              ],
              [
                694625.2995884136,
                5364711.169430045,
                1705.4798952427743
              ],
              [
                693068.6195884136,
                5364711.169430045,
                1170.0398952427743
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:04:33+00:00",
        "end_time": "2018-10-04T16:13:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3911542,
            48.40548367,
            1170.039895,
            -120.3694199,
            48.41996258,
            1705.479895
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39115420428087,
                  48.4059623182625,
                  1170.0398952427743
                ],
                [
                  -120.39043740452766,
                  48.41996257632314,
                  1170.0398952427743
                ],
                [
                  -120.36941991873246,
                  48.419483691587686,
                  1705.4798952427743
                ],
                [
                  -120.37014247544661,
                  48.40548366760843,
                  1705.4798952427743
                ],
                [
                  -120.39115420428087,
                  48.4059623182625,
                  1170.0398952427743
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:04:33Z",
            "pc:count": 39727175,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693799.8475,
                "count": 39727175,
                "maximum": 694625.2996,
                "minimum": 693068.6196,
                "name": "X",
                "position": 0,
                "stddev": 419.3430874,
                "variance": 175848.6249
              },
              {
                "average": 5365515.53,
                "count": 39727175,
                "maximum": 5366268.969,
                "minimum": 5364711.169,
                "name": "Y",
                "position": 1,
                "stddev": 432.549694,
                "variance": 187099.2378
              },
              {
                "average": 1403.160415,
                "count": 39727175,
                "maximum": 1705.479895,
                "minimum": 1170.039895,
                "name": "Z",
                "position": 2,
                "stddev": 104.1413613,
                "variance": 10845.42314
              },
              {
                "average": 652.0114855,
                "count": 39727175,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 308.5669574,
                "variance": 95213.5672
              },
              {
                "average": 1.207711824,
                "count": 39727175,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5307914044,
                "variance": 0.281739515
              },
              {
                "average": 1.415501077,
                "count": 39727175,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7710453139,
                "variance": 0.5945108761
              },
              {
                "average": 0.4973918734,
                "count": 39727175,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999932039,
                "variance": 0.249993204
              },
              {
                "average": 0.0002301447309,
                "count": 39727175,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01516877616,
                "variance": 0.0002300917701
              },
              {
                "average": 1.387935462,
                "count": 39727175,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.561051814,
                "variance": 0.314779138
              },
              {
                "average": 0.7448937935,
                "count": 39727175,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.91863482,
                "variance": 119.2165864
              },
              {
                "average": 0,
                "count": 39727175,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.6349428,
                "count": 39727175,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.514247374,
                "variance": 6.321439855
              },
              {
                "average": 222708629.5,
                "count": 39727175,
                "maximum": 222711473.2,
                "minimum": 222704781,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2124.201638,
                "variance": 4512232.597
              },
              {
                "average": 0,
                "count": 39727175,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39727175,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39727175,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39727175,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39727175,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693068.6196,
              5364711.169,
              1170.039895,
              694625.2996,
              5366268.969,
              1705.479895
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693068.6195884136,
                    5364711.169430045,
                    1170.0398952427743
                  ],
                  [
                    693068.6195884136,
                    5366268.969430046,
                    1170.0398952427743
                  ],
                  [
                    694625.2995884136,
                    5366268.969430046,
                    1705.4798952427743
                  ],
                  [
                    694625.2995884136,
                    5364711.169430045,
                    1705.4798952427743
                  ],
                  [
                    693068.6195884136,
                    5364711.169430045,
                    1170.0398952427743
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:04:33+00:00",
            "end_time": "2018-10-04T16:13:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31179746201629,
              48.68960598735165,
              1427.5373336171783
            ],
            [
              -120.31105116291168,
              48.703610585146805,
              1427.5373336171783
            ],
            [
              -120.28991719939617,
              48.703115053991404,
              1733.7973336171785
            ],
            [
              -120.29066934665394,
              48.689110698792696,
              1733.7973336171785
            ],
            [
              -120.31179746201629,
              48.68960598735165,
              1427.5373336171783
            ]
          ]
        ]
      },
      "bbox": [
        -120.3117975,
        48.6891107,
        1427.537334,
        -120.2899172,
        48.70361059,
        1733.797334
      ],
      "properties": {
        "datetime": "2018-10-11T20:16:21Z",
        "pc:count": 36213241,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698572.1382,
            "count": 36213241,
            "maximum": 699388.2337,
            "minimum": 697831.5537,
            "name": "X",
            "position": 0,
            "stddev": 418.4888268,
            "variance": 175132.8981
          },
          {
            "average": 5397173.004,
            "count": 36213241,
            "maximum": 5397997.356,
            "minimum": 5396438.896,
            "name": "Y",
            "position": 1,
            "stddev": 439.6229729,
            "variance": 193268.3583
          },
          {
            "average": 1549.933136,
            "count": 36213241,
            "maximum": 1733.797334,
            "minimum": 1427.537334,
            "name": "Z",
            "position": 2,
            "stddev": 52.61587373,
            "variance": 2768.430169
          },
          {
            "average": 406.5677933,
            "count": 36213241,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 318.4608004,
            "variance": 101417.2814
          },
          {
            "average": 1.41795287,
            "count": 36213241,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7384769683,
            "variance": 0.5453482326
          },
          {
            "average": 1.83622253,
            "count": 36213241,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.021668566,
            "variance": 1.043806659
          },
          {
            "average": 0.497020275,
            "count": 36213241,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999911281,
            "variance": 0.2499911281
          },
          {
            "average": 0.0002480584381,
            "count": 36213241,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0157479177,
            "variance": 0.0002479969119
          },
          {
            "average": 1.39756784,
            "count": 36213241,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5380328821,
            "variance": 0.2894793822
          },
          {
            "average": -1.682419534,
            "count": 36213241,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.5379157,
            "variance": 133.1234986
          },
          {
            "average": 0,
            "count": 36213241,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.7044823,
            "count": 36213241,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.876058145,
            "variance": 3.519594163
          },
          {
            "average": 223321525.2,
            "count": 36213241,
            "maximum": 223324181.5,
            "minimum": 223320126.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 918.3503612,
            "variance": 843367.3859
          },
          {
            "average": 0,
            "count": 36213241,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36213241,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36213241,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36213241,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36213241,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697831.5537,
          5396438.896,
          1427.537334,
          699388.2337,
          5397997.356,
          1733.797334
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697831.5537026146,
                5396438.89587873,
                1427.5373336171783
              ],
              [
                697831.5537026146,
                5397997.355878731,
                1427.5373336171783
              ],
              [
                699388.2337026146,
                5397997.355878731,
                1733.7973336171785
              ],
              [
                699388.2337026146,
                5396438.89587873,
                1733.7973336171785
              ],
              [
                697831.5537026146,
                5396438.89587873,
                1427.5373336171783
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:16:21+00:00",
        "end_time": "2018-10-11T19:08:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3117975,
            48.6891107,
            1427.537334,
            -120.2899172,
            48.70361059,
            1733.797334
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31179746201629,
                  48.68960598735165,
                  1427.5373336171783
                ],
                [
                  -120.31105116291168,
                  48.703610585146805,
                  1427.5373336171783
                ],
                [
                  -120.28991719939617,
                  48.703115053991404,
                  1733.7973336171785
                ],
                [
                  -120.29066934665394,
                  48.689110698792696,
                  1733.7973336171785
                ],
                [
                  -120.31179746201629,
                  48.68960598735165,
                  1427.5373336171783
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:16:21Z",
            "pc:count": 36213241,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698572.1382,
                "count": 36213241,
                "maximum": 699388.2337,
                "minimum": 697831.5537,
                "name": "X",
                "position": 0,
                "stddev": 418.4888268,
                "variance": 175132.8981
              },
              {
                "average": 5397173.004,
                "count": 36213241,
                "maximum": 5397997.356,
                "minimum": 5396438.896,
                "name": "Y",
                "position": 1,
                "stddev": 439.6229729,
                "variance": 193268.3583
              },
              {
                "average": 1549.933136,
                "count": 36213241,
                "maximum": 1733.797334,
                "minimum": 1427.537334,
                "name": "Z",
                "position": 2,
                "stddev": 52.61587373,
                "variance": 2768.430169
              },
              {
                "average": 406.5677933,
                "count": 36213241,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 318.4608004,
                "variance": 101417.2814
              },
              {
                "average": 1.41795287,
                "count": 36213241,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7384769683,
                "variance": 0.5453482326
              },
              {
                "average": 1.83622253,
                "count": 36213241,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.021668566,
                "variance": 1.043806659
              },
              {
                "average": 0.497020275,
                "count": 36213241,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999911281,
                "variance": 0.2499911281
              },
              {
                "average": 0.0002480584381,
                "count": 36213241,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0157479177,
                "variance": 0.0002479969119
              },
              {
                "average": 1.39756784,
                "count": 36213241,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5380328821,
                "variance": 0.2894793822
              },
              {
                "average": -1.682419534,
                "count": 36213241,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.5379157,
                "variance": 133.1234986
              },
              {
                "average": 0,
                "count": 36213241,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.7044823,
                "count": 36213241,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.876058145,
                "variance": 3.519594163
              },
              {
                "average": 223321525.2,
                "count": 36213241,
                "maximum": 223324181.5,
                "minimum": 223320126.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 918.3503612,
                "variance": 843367.3859
              },
              {
                "average": 0,
                "count": 36213241,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36213241,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36213241,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36213241,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36213241,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697831.5537,
              5396438.896,
              1427.537334,
              699388.2337,
              5397997.356,
              1733.797334
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697831.5537026146,
                    5396438.89587873,
                    1427.5373336171783
                  ],
                  [
                    697831.5537026146,
                    5397997.355878731,
                    1427.5373336171783
                  ],
                  [
                    699388.2337026146,
                    5397997.355878731,
                    1733.7973336171785
                  ],
                  [
                    699388.2337026146,
                    5396438.89587873,
                    1733.7973336171785
                  ],
                  [
                    697831.5537026146,
                    5396438.89587873,
                    1427.5373336171783
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:16:21+00:00",
            "end_time": "2018-10-11T19:08:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35056052740431,
              48.39259386265976,
              810.5166684109047
            ],
            [
              -120.34983296099246,
              48.406592978248106,
              810.5166684109047
            ],
            [
              -120.32882005388113,
              48.40610673981162,
              1226.8166684109046
            ],
            [
              -120.3295533724389,
              48.392107861866336,
              1226.8166684109046
            ],
            [
              -120.35056052740431,
              48.39259386265976,
              810.5166684109047
            ]
          ]
        ]
      },
      "bbox": [
        -120.3505605,
        48.39210786,
        810.5166684,
        -120.3288201,
        48.40659298,
        1226.816668
      ],
      "properties": {
        "datetime": "2018-10-11T18:54:37Z",
        "pc:count": 41712289,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696911.8755,
            "count": 41712289,
            "maximum": 697680.7322,
            "minimum": 696123.9322,
            "name": "X",
            "position": 0,
            "stddev": 421.5276479,
            "variance": 177685.5579
          },
          {
            "average": 5364100.538,
            "count": 41712289,
            "maximum": 5364886.283,
            "minimum": 5363328.563,
            "name": "Y",
            "position": 1,
            "stddev": 438.2427962,
            "variance": 192056.7484
          },
          {
            "average": 1017.426798,
            "count": 41712289,
            "maximum": 1226.816668,
            "minimum": 810.5166684,
            "name": "Z",
            "position": 2,
            "stddev": 93.5473425,
            "variance": 8751.105289
          },
          {
            "average": 535.2343254,
            "count": 41712289,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 329.5919906,
            "variance": 108630.8802
          },
          {
            "average": 1.441572746,
            "count": 41712289,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6727731245,
            "variance": 0.4526236771
          },
          {
            "average": 1.883215711,
            "count": 41712289,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.849330219,
            "variance": 0.7213618208
          },
          {
            "average": 0.4976289841,
            "count": 41712289,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999943842,
            "variance": 0.2499943843
          },
          {
            "average": 0.0002552245455,
            "count": 41712289,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01597371003,
            "variance": 0.000255159412
          },
          {
            "average": 1.264387169,
            "count": 41712289,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5033739262,
            "variance": 0.2533853096
          },
          {
            "average": 0.4666113485,
            "count": 41712289,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.20867983,
            "variance": 104.2171438
          },
          {
            "average": 0,
            "count": 41712289,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.8800016,
            "count": 41712289,
            "maximum": 134,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.226474836,
            "variance": 4.957190194
          },
          {
            "average": 223316574.9,
            "count": 41712289,
            "maximum": 223319277.9,
            "minimum": 223315081.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1158.306629,
            "variance": 1341674.248
          },
          {
            "average": 0,
            "count": 41712289,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41712289,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41712289,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41712289,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41712289,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696123.9322,
          5363328.563,
          810.5166684,
          697680.7322,
          5364886.283,
          1226.816668
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696123.9321941508,
                5363328.563403904,
                810.5166684109047
              ],
              [
                696123.9321941508,
                5364886.283403905,
                810.5166684109047
              ],
              [
                697680.7321941508,
                5364886.283403905,
                1226.8166684109046
              ],
              [
                697680.7321941508,
                5363328.563403904,
                1226.8166684109046
              ],
              [
                696123.9321941508,
                5363328.563403904,
                810.5166684109047
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:54:37+00:00",
        "end_time": "2018-10-11T17:44:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3505605,
            48.39210786,
            810.5166684,
            -120.3288201,
            48.40659298,
            1226.816668
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35056052740431,
                  48.39259386265976,
                  810.5166684109047
                ],
                [
                  -120.34983296099246,
                  48.406592978248106,
                  810.5166684109047
                ],
                [
                  -120.32882005388113,
                  48.40610673981162,
                  1226.8166684109046
                ],
                [
                  -120.3295533724389,
                  48.392107861866336,
                  1226.8166684109046
                ],
                [
                  -120.35056052740431,
                  48.39259386265976,
                  810.5166684109047
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:54:37Z",
            "pc:count": 41712289,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696911.8755,
                "count": 41712289,
                "maximum": 697680.7322,
                "minimum": 696123.9322,
                "name": "X",
                "position": 0,
                "stddev": 421.5276479,
                "variance": 177685.5579
              },
              {
                "average": 5364100.538,
                "count": 41712289,
                "maximum": 5364886.283,
                "minimum": 5363328.563,
                "name": "Y",
                "position": 1,
                "stddev": 438.2427962,
                "variance": 192056.7484
              },
              {
                "average": 1017.426798,
                "count": 41712289,
                "maximum": 1226.816668,
                "minimum": 810.5166684,
                "name": "Z",
                "position": 2,
                "stddev": 93.5473425,
                "variance": 8751.105289
              },
              {
                "average": 535.2343254,
                "count": 41712289,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 329.5919906,
                "variance": 108630.8802
              },
              {
                "average": 1.441572746,
                "count": 41712289,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6727731245,
                "variance": 0.4526236771
              },
              {
                "average": 1.883215711,
                "count": 41712289,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.849330219,
                "variance": 0.7213618208
              },
              {
                "average": 0.4976289841,
                "count": 41712289,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999943842,
                "variance": 0.2499943843
              },
              {
                "average": 0.0002552245455,
                "count": 41712289,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01597371003,
                "variance": 0.000255159412
              },
              {
                "average": 1.264387169,
                "count": 41712289,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5033739262,
                "variance": 0.2533853096
              },
              {
                "average": 0.4666113485,
                "count": 41712289,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.20867983,
                "variance": 104.2171438
              },
              {
                "average": 0,
                "count": 41712289,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.8800016,
                "count": 41712289,
                "maximum": 134,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.226474836,
                "variance": 4.957190194
              },
              {
                "average": 223316574.9,
                "count": 41712289,
                "maximum": 223319277.9,
                "minimum": 223315081.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1158.306629,
                "variance": 1341674.248
              },
              {
                "average": 0,
                "count": 41712289,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41712289,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41712289,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41712289,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41712289,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696123.9322,
              5363328.563,
              810.5166684,
              697680.7322,
              5364886.283,
              1226.816668
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696123.9321941508,
                    5363328.563403904,
                    810.5166684109047
                  ],
                  [
                    696123.9321941508,
                    5364886.283403905,
                    810.5166684109047
                  ],
                  [
                    697680.7321941508,
                    5364886.283403905,
                    1226.8166684109046
                  ],
                  [
                    697680.7321941508,
                    5363328.563403904,
                    1226.8166684109046
                  ],
                  [
                    696123.9321941508,
                    5363328.563403904,
                    810.5166684109047
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:54:37+00:00",
            "end_time": "2018-10-11T17:44:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35073796093465,
              48.419581100163654,
              764.9460923408609
            ],
            [
              -120.35000967887449,
              48.43358158970872,
              764.9460923408609
            ],
            [
              -120.32898618298623,
              48.433095194133216,
              1257.1860923408608
            ],
            [
              -120.32972022613798,
              48.4190949423585,
              1257.1860923408608
            ],
            [
              -120.35073796093465,
              48.419581100163654,
              764.9460923408609
            ]
          ]
        ]
      },
      "bbox": [
        -120.350738,
        48.41909494,
        764.9460923,
        -120.3289862,
        48.43358159,
        1257.186092
      ],
      "properties": {
        "datetime": "2018-10-11T18:53:52Z",
        "pc:count": 37698986,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696794.3644,
            "count": 37698986,
            "maximum": 697563.7663,
            "minimum": 696007.0063,
            "name": "X",
            "position": 0,
            "stddev": 423.1840838,
            "variance": 179084.7688
          },
          {
            "average": 5367104.119,
            "count": 37698986,
            "maximum": 5367885.343,
            "minimum": 5366327.463,
            "name": "Y",
            "position": 1,
            "stddev": 427.4658801,
            "variance": 182727.0787
          },
          {
            "average": 1020.405504,
            "count": 37698986,
            "maximum": 1257.186092,
            "minimum": 764.9460923,
            "name": "Z",
            "position": 2,
            "stddev": 74.81582785,
            "variance": 5597.408097
          },
          {
            "average": 602.6917083,
            "count": 37698986,
            "maximum": 4095,
            "minimum": 64,
            "name": "Intensity",
            "position": 3,
            "stddev": 327.3295192,
            "variance": 107144.6142
          },
          {
            "average": 1.332084608,
            "count": 37698986,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6110765989,
            "variance": 0.3734146097
          },
          {
            "average": 1.664233966,
            "count": 37698986,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8233813891,
            "variance": 0.6779569119
          },
          {
            "average": 0.4974575178,
            "count": 37698986,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935424,
            "variance": 0.2499935424
          },
          {
            "average": 0.0002572748243,
            "count": 37698986,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01603772555,
            "variance": 0.0002572086408
          },
          {
            "average": 1.347385073,
            "count": 37698986,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5465639162,
            "variance": 0.2987321145
          },
          {
            "average": 0.4187733133,
            "count": 37698986,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.27276728,
            "variance": 105.5297475
          },
          {
            "average": 0,
            "count": 37698986,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.9032569,
            "count": 37698986,
            "maximum": 134,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.200695319,
            "variance": 4.843059885
          },
          {
            "average": 223316587.4,
            "count": 37698986,
            "maximum": 223319232.7,
            "minimum": 223313501.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1137.563079,
            "variance": 1294049.76
          },
          {
            "average": 0,
            "count": 37698986,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37698986,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37698986,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37698986,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37698986,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696007.0063,
          5366327.463,
          764.9460923,
          697563.7663,
          5367885.343,
          1257.186092
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696007.0062676057,
                5366327.463315687,
                764.9460923408609
              ],
              [
                696007.0062676057,
                5367885.343315688,
                764.9460923408609
              ],
              [
                697563.7662676057,
                5367885.343315688,
                1257.1860923408608
              ],
              [
                697563.7662676057,
                5366327.463315687,
                1257.1860923408608
              ],
              [
                696007.0062676057,
                5366327.463315687,
                764.9460923408609
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:53:52+00:00",
        "end_time": "2018-10-11T17:18:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.350738,
            48.41909494,
            764.9460923,
            -120.3289862,
            48.43358159,
            1257.186092
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35073796093465,
                  48.419581100163654,
                  764.9460923408609
                ],
                [
                  -120.35000967887449,
                  48.43358158970872,
                  764.9460923408609
                ],
                [
                  -120.32898618298623,
                  48.433095194133216,
                  1257.1860923408608
                ],
                [
                  -120.32972022613798,
                  48.4190949423585,
                  1257.1860923408608
                ],
                [
                  -120.35073796093465,
                  48.419581100163654,
                  764.9460923408609
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:53:52Z",
            "pc:count": 37698986,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696794.3644,
                "count": 37698986,
                "maximum": 697563.7663,
                "minimum": 696007.0063,
                "name": "X",
                "position": 0,
                "stddev": 423.1840838,
                "variance": 179084.7688
              },
              {
                "average": 5367104.119,
                "count": 37698986,
                "maximum": 5367885.343,
                "minimum": 5366327.463,
                "name": "Y",
                "position": 1,
                "stddev": 427.4658801,
                "variance": 182727.0787
              },
              {
                "average": 1020.405504,
                "count": 37698986,
                "maximum": 1257.186092,
                "minimum": 764.9460923,
                "name": "Z",
                "position": 2,
                "stddev": 74.81582785,
                "variance": 5597.408097
              },
              {
                "average": 602.6917083,
                "count": 37698986,
                "maximum": 4095,
                "minimum": 64,
                "name": "Intensity",
                "position": 3,
                "stddev": 327.3295192,
                "variance": 107144.6142
              },
              {
                "average": 1.332084608,
                "count": 37698986,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6110765989,
                "variance": 0.3734146097
              },
              {
                "average": 1.664233966,
                "count": 37698986,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8233813891,
                "variance": 0.6779569119
              },
              {
                "average": 0.4974575178,
                "count": 37698986,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935424,
                "variance": 0.2499935424
              },
              {
                "average": 0.0002572748243,
                "count": 37698986,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01603772555,
                "variance": 0.0002572086408
              },
              {
                "average": 1.347385073,
                "count": 37698986,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5465639162,
                "variance": 0.2987321145
              },
              {
                "average": 0.4187733133,
                "count": 37698986,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.27276728,
                "variance": 105.5297475
              },
              {
                "average": 0,
                "count": 37698986,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.9032569,
                "count": 37698986,
                "maximum": 134,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.200695319,
                "variance": 4.843059885
              },
              {
                "average": 223316587.4,
                "count": 37698986,
                "maximum": 223319232.7,
                "minimum": 223313501.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1137.563079,
                "variance": 1294049.76
              },
              {
                "average": 0,
                "count": 37698986,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37698986,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37698986,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37698986,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37698986,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696007.0063,
              5366327.463,
              764.9460923,
              697563.7663,
              5367885.343,
              1257.186092
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696007.0062676057,
                    5366327.463315687,
                    764.9460923408609
                  ],
                  [
                    696007.0062676057,
                    5367885.343315688,
                    764.9460923408609
                  ],
                  [
                    697563.7662676057,
                    5367885.343315688,
                    1257.1860923408608
                  ],
                  [
                    697563.7662676057,
                    5366327.463315687,
                    1257.1860923408608
                  ],
                  [
                    696007.0062676057,
                    5366327.463315687,
                    764.9460923408609
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:53:52+00:00",
            "end_time": "2018-10-11T17:18:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43144109300182,
              48.378836657237564,
              768.9193539517632
            ],
            [
              -120.4307360989866,
              48.392835989385254,
              768.9193539517632
            ],
            [
              -120.40972803425633,
              48.39236463776005,
              1453.0393539517631
            ],
            [
              -120.41043877713938,
              48.378365535969984,
              1453.0393539517631
            ],
            [
              -120.43144109300182,
              48.378836657237564,
              768.9193539517632
            ]
          ]
        ]
      },
      "bbox": [
        -120.4314411,
        48.37836554,
        768.919354,
        -120.409728,
        48.39283599,
        1453.039354
      ],
      "properties": {
        "datetime": "2018-10-04T16:04:36Z",
        "pc:count": 36460516,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690978.594,
            "count": 36460516,
            "maximum": 691745.2923,
            "minimum": 690188.5323,
            "name": "X",
            "position": 0,
            "stddev": 430.5542402,
            "variance": 185376.9538
          },
          {
            "average": 5362404.361,
            "count": 36460516,
            "maximum": 5363153.251,
            "minimum": 5361595.611,
            "name": "Y",
            "position": 1,
            "stddev": 431.5999388,
            "variance": 186278.5072
          },
          {
            "average": 1032.300059,
            "count": 36460516,
            "maximum": 1453.039354,
            "minimum": 768.919354,
            "name": "Z",
            "position": 2,
            "stddev": 174.7298585,
            "variance": 30530.52344
          },
          {
            "average": 498.4023222,
            "count": 36460516,
            "maximum": 4095,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 285.6848188,
            "variance": 81615.81569
          },
          {
            "average": 1.366571005,
            "count": 36460516,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6047554568,
            "variance": 0.3657291626
          },
          {
            "average": 1.733160085,
            "count": 36460516,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7721736655,
            "variance": 0.5962521697
          },
          {
            "average": 0.4990703368,
            "count": 36460516,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999991426,
            "variance": 0.2499991426
          },
          {
            "average": 0.0002870776705,
            "count": 36460516,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01694093459,
            "variance": 0.0002869952648
          },
          {
            "average": 1.18729244,
            "count": 36460516,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4416456742,
            "variance": 0.1950509015
          },
          {
            "average": -0.03408569512,
            "count": 36460516,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.26846373,
            "variance": 105.4413473
          },
          {
            "average": 0,
            "count": 36460516,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 205.3160618,
            "count": 36460516,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 371.5677777,
            "variance": 138062.6134
          },
          {
            "average": 222657710.4,
            "count": 36460516,
            "maximum": 222704276.1,
            "minimum": 222625472.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37659.63403,
            "variance": 1418248035
          },
          {
            "average": 0,
            "count": 36460516,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36460516,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36460516,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36460516,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36460516,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690188.5323,
          5361595.611,
          768.919354,
          691745.2923,
          5363153.251,
          1453.039354
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690188.5323168687,
                5361595.610690208,
                768.9193539517632
              ],
              [
                690188.5323168687,
                5363153.250690209,
                768.9193539517632
              ],
              [
                691745.2923168687,
                5363153.250690209,
                1453.0393539517631
              ],
              [
                691745.2923168687,
                5361595.610690208,
                1453.0393539517631
              ],
              [
                690188.5323168687,
                5361595.610690208,
                768.9193539517632
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:04:36+00:00",
        "end_time": "2018-10-03T18:11:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4314411,
            48.37836554,
            768.919354,
            -120.409728,
            48.39283599,
            1453.039354
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43144109300182,
                  48.378836657237564,
                  768.9193539517632
                ],
                [
                  -120.4307360989866,
                  48.392835989385254,
                  768.9193539517632
                ],
                [
                  -120.40972803425633,
                  48.39236463776005,
                  1453.0393539517631
                ],
                [
                  -120.41043877713938,
                  48.378365535969984,
                  1453.0393539517631
                ],
                [
                  -120.43144109300182,
                  48.378836657237564,
                  768.9193539517632
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:04:36Z",
            "pc:count": 36460516,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690978.594,
                "count": 36460516,
                "maximum": 691745.2923,
                "minimum": 690188.5323,
                "name": "X",
                "position": 0,
                "stddev": 430.5542402,
                "variance": 185376.9538
              },
              {
                "average": 5362404.361,
                "count": 36460516,
                "maximum": 5363153.251,
                "minimum": 5361595.611,
                "name": "Y",
                "position": 1,
                "stddev": 431.5999388,
                "variance": 186278.5072
              },
              {
                "average": 1032.300059,
                "count": 36460516,
                "maximum": 1453.039354,
                "minimum": 768.919354,
                "name": "Z",
                "position": 2,
                "stddev": 174.7298585,
                "variance": 30530.52344
              },
              {
                "average": 498.4023222,
                "count": 36460516,
                "maximum": 4095,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 285.6848188,
                "variance": 81615.81569
              },
              {
                "average": 1.366571005,
                "count": 36460516,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6047554568,
                "variance": 0.3657291626
              },
              {
                "average": 1.733160085,
                "count": 36460516,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7721736655,
                "variance": 0.5962521697
              },
              {
                "average": 0.4990703368,
                "count": 36460516,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999991426,
                "variance": 0.2499991426
              },
              {
                "average": 0.0002870776705,
                "count": 36460516,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01694093459,
                "variance": 0.0002869952648
              },
              {
                "average": 1.18729244,
                "count": 36460516,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4416456742,
                "variance": 0.1950509015
              },
              {
                "average": -0.03408569512,
                "count": 36460516,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.26846373,
                "variance": 105.4413473
              },
              {
                "average": 0,
                "count": 36460516,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 205.3160618,
                "count": 36460516,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 371.5677777,
                "variance": 138062.6134
              },
              {
                "average": 222657710.4,
                "count": 36460516,
                "maximum": 222704276.1,
                "minimum": 222625472.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37659.63403,
                "variance": 1418248035
              },
              {
                "average": 0,
                "count": 36460516,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36460516,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36460516,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36460516,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36460516,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690188.5323,
              5361595.611,
              768.919354,
              691745.2923,
              5363153.251,
              1453.039354
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690188.5323168687,
                    5361595.610690208,
                    768.9193539517632
                  ],
                  [
                    690188.5323168687,
                    5363153.250690209,
                    768.9193539517632
                  ],
                  [
                    691745.2923168687,
                    5363153.250690209,
                    1453.0393539517631
                  ],
                  [
                    691745.2923168687,
                    5361595.610690208,
                    1453.0393539517631
                  ],
                  [
                    690188.5323168687,
                    5361595.610690208,
                    768.9193539517632
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:04:36+00:00",
            "end_time": "2018-10-03T18:11:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41213368890713,
              48.50035693156594,
              1250.0173406676563
            ],
            [
              -120.41142026162879,
              48.51435773119962,
              1250.0173406676563
            ],
            [
              -120.39036476277165,
              48.51388202016065,
              1709.9373406676564
            ],
            [
              -120.39108397707668,
              48.49988145316025,
              1709.9373406676564
            ],
            [
              -120.41213368890713,
              48.50035693156594,
              1250.0173406676563
            ]
          ]
        ]
      },
      "bbox": [
        -120.4121337,
        48.49988145,
        1250.017341,
        -120.3903648,
        48.51435773,
        1709.937341
      ],
      "properties": {
        "datetime": "2018-10-04T17:35:38Z",
        "pc:count": 42207884,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691940.983,
            "count": 42207884,
            "maximum": 692717.8516,
            "minimum": 691161.2716,
            "name": "X",
            "position": 0,
            "stddev": 430.0256063,
            "variance": 184922.0221
          },
          {
            "average": 5375918.494,
            "count": 42207884,
            "maximum": 5376707.462,
            "minimum": 5375149.602,
            "name": "Y",
            "position": 1,
            "stddev": 433.4144299,
            "variance": 187848.0681
          },
          {
            "average": 1454.915811,
            "count": 42207884,
            "maximum": 1709.937341,
            "minimum": 1250.017341,
            "name": "Z",
            "position": 2,
            "stddev": 95.60977984,
            "variance": 9141.23
          },
          {
            "average": 564.3468169,
            "count": 42207884,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 402.1464986,
            "variance": 161721.8063
          },
          {
            "average": 1.514852178,
            "count": 42207884,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7519210712,
            "variance": 0.5653852974
          },
          {
            "average": 2.029672016,
            "count": 42207884,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9571891794,
            "variance": 0.9162111252
          },
          {
            "average": 0.4979679626,
            "count": 42207884,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999958767,
            "variance": 0.2499958767
          },
          {
            "average": 0.0002722951001,
            "count": 42207884,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01649912004,
            "variance": 0.000272220962
          },
          {
            "average": 1.261429405,
            "count": 42207884,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4997063982,
            "variance": 0.2497064844
          },
          {
            "average": -0.9323198538,
            "count": 42207884,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.21221188,
            "variance": 125.7136952
          },
          {
            "average": 0,
            "count": 42207884,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.49280376,
            "count": 42207884,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.215156152,
            "variance": 4.906916777
          },
          {
            "average": 222704790.9,
            "count": 42207884,
            "maximum": 222709738.2,
            "minimum": 222703181.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1231.323078,
            "variance": 1516156.522
          },
          {
            "average": 0,
            "count": 42207884,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42207884,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42207884,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42207884,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42207884,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691161.2716,
          5375149.602,
          1250.017341,
          692717.8516,
          5376707.462,
          1709.937341
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691161.271626747,
                5375149.601599624,
                1250.0173406676563
              ],
              [
                691161.271626747,
                5376707.461599624,
                1250.0173406676563
              ],
              [
                692717.851626747,
                5376707.461599624,
                1709.9373406676564
              ],
              [
                692717.851626747,
                5375149.601599624,
                1709.9373406676564
              ],
              [
                691161.271626747,
                5375149.601599624,
                1250.0173406676563
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:35:38+00:00",
        "end_time": "2018-10-04T15:46:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4121337,
            48.49988145,
            1250.017341,
            -120.3903648,
            48.51435773,
            1709.937341
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41213368890713,
                  48.50035693156594,
                  1250.0173406676563
                ],
                [
                  -120.41142026162879,
                  48.51435773119962,
                  1250.0173406676563
                ],
                [
                  -120.39036476277165,
                  48.51388202016065,
                  1709.9373406676564
                ],
                [
                  -120.39108397707668,
                  48.49988145316025,
                  1709.9373406676564
                ],
                [
                  -120.41213368890713,
                  48.50035693156594,
                  1250.0173406676563
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:35:38Z",
            "pc:count": 42207884,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691940.983,
                "count": 42207884,
                "maximum": 692717.8516,
                "minimum": 691161.2716,
                "name": "X",
                "position": 0,
                "stddev": 430.0256063,
                "variance": 184922.0221
              },
              {
                "average": 5375918.494,
                "count": 42207884,
                "maximum": 5376707.462,
                "minimum": 5375149.602,
                "name": "Y",
                "position": 1,
                "stddev": 433.4144299,
                "variance": 187848.0681
              },
              {
                "average": 1454.915811,
                "count": 42207884,
                "maximum": 1709.937341,
                "minimum": 1250.017341,
                "name": "Z",
                "position": 2,
                "stddev": 95.60977984,
                "variance": 9141.23
              },
              {
                "average": 564.3468169,
                "count": 42207884,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 402.1464986,
                "variance": 161721.8063
              },
              {
                "average": 1.514852178,
                "count": 42207884,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7519210712,
                "variance": 0.5653852974
              },
              {
                "average": 2.029672016,
                "count": 42207884,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9571891794,
                "variance": 0.9162111252
              },
              {
                "average": 0.4979679626,
                "count": 42207884,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999958767,
                "variance": 0.2499958767
              },
              {
                "average": 0.0002722951001,
                "count": 42207884,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01649912004,
                "variance": 0.000272220962
              },
              {
                "average": 1.261429405,
                "count": 42207884,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4997063982,
                "variance": 0.2497064844
              },
              {
                "average": -0.9323198538,
                "count": 42207884,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.21221188,
                "variance": 125.7136952
              },
              {
                "average": 0,
                "count": 42207884,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.49280376,
                "count": 42207884,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.215156152,
                "variance": 4.906916777
              },
              {
                "average": 222704790.9,
                "count": 42207884,
                "maximum": 222709738.2,
                "minimum": 222703181.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1231.323078,
                "variance": 1516156.522
              },
              {
                "average": 0,
                "count": 42207884,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42207884,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42207884,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42207884,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42207884,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691161.2716,
              5375149.602,
              1250.017341,
              692717.8516,
              5376707.462,
              1709.937341
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691161.271626747,
                    5375149.601599624,
                    1250.0173406676563
                  ],
                  [
                    691161.271626747,
                    5376707.461599624,
                    1250.0173406676563
                  ],
                  [
                    692717.851626747,
                    5376707.461599624,
                    1709.9373406676564
                  ],
                  [
                    692717.851626747,
                    5375149.601599624,
                    1709.9373406676564
                  ],
                  [
                    691161.271626747,
                    5375149.601599624,
                    1250.0173406676563
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:35:38+00:00",
            "end_time": "2018-10-04T15:46:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.30990870104105,
              48.36571710995963,
              653.0397290244097
            ],
            [
              -120.30917067581973,
              48.37971582735719,
              653.0397290244097
            ],
            [
              -120.28816926289593,
              48.37922236135566,
              975.0197290244097
            ],
            [
              -120.28891303112313,
              48.36522388509945,
              975.0197290244097
            ],
            [
              -120.30990870104105,
              48.36571710995963,
              653.0397290244097
            ]
          ]
        ]
      },
      "bbox": [
        -120.3099087,
        48.36522389,
        653.039729,
        -120.2881693,
        48.37971583,
        975.019729
      ],
      "properties": {
        "datetime": "2018-10-11T20:07:07Z",
        "pc:count": 37703868,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700098.7177,
            "count": 37703868,
            "maximum": 700794.6515,
            "minimum": 699237.8315,
            "name": "X",
            "position": 0,
            "stddev": 454.0804385,
            "variance": 206189.0446
          },
          {
            "average": 5361184.463,
            "count": 37703868,
            "maximum": 5362004.142,
            "minimum": 5360446.422,
            "name": "Y",
            "position": 1,
            "stddev": 439.6515383,
            "variance": 193293.4751
          },
          {
            "average": 771.391278,
            "count": 37703868,
            "maximum": 975.019729,
            "minimum": 653.039729,
            "name": "Z",
            "position": 2,
            "stddev": 88.36866036,
            "variance": 7809.020134
          },
          {
            "average": 545.4068379,
            "count": 37703868,
            "maximum": 4095,
            "minimum": 71,
            "name": "Intensity",
            "position": 3,
            "stddev": 352.6198372,
            "variance": 124340.7496
          },
          {
            "average": 1.31075199,
            "count": 37703868,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5577653196,
            "variance": 0.3111021518
          },
          {
            "average": 1.62160556,
            "count": 37703868,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7253197067,
            "variance": 0.5260886769
          },
          {
            "average": 0.4983147352,
            "count": 37703868,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999971665,
            "variance": 0.2499971665
          },
          {
            "average": 0.0003333610228,
            "count": 37703868,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01825513358,
            "variance": 0.0003332499021
          },
          {
            "average": 1.286675972,
            "count": 37703868,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4939044474,
            "variance": 0.2439416032
          },
          {
            "average": 0.6283677246,
            "count": 37703868,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.72809918,
            "variance": 115.092112
          },
          {
            "average": 0,
            "count": 37703868,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.5354361,
            "count": 37703868,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 20.08937891,
            "variance": 403.5831449
          },
          {
            "average": 223229799.8,
            "count": 37703868,
            "maximum": 223323627.5,
            "minimum": 222115331.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 320216.2374,
            "variance": 102538438700.0
          },
          {
            "average": 0,
            "count": 37703868,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37703868,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37703868,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37703868,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37703868,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699237.8315,
          5360446.422,
          653.039729,
          700794.6515,
          5362004.142,
          975.019729
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699237.8314891796,
                5360446.421845752,
                653.0397290244097
              ],
              [
                699237.8314891796,
                5362004.1418457525,
                653.0397290244097
              ],
              [
                700794.6514891797,
                5362004.1418457525,
                975.0197290244097
              ],
              [
                700794.6514891797,
                5360446.421845752,
                975.0197290244097
              ],
              [
                699237.8314891796,
                5360446.421845752,
                653.0397290244097
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:07:07+00:00",
        "end_time": "2018-09-27T20:28:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3099087,
            48.36522389,
            653.039729,
            -120.2881693,
            48.37971583,
            975.019729
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.30990870104105,
                  48.36571710995963,
                  653.0397290244097
                ],
                [
                  -120.30917067581973,
                  48.37971582735719,
                  653.0397290244097
                ],
                [
                  -120.28816926289593,
                  48.37922236135566,
                  975.0197290244097
                ],
                [
                  -120.28891303112313,
                  48.36522388509945,
                  975.0197290244097
                ],
                [
                  -120.30990870104105,
                  48.36571710995963,
                  653.0397290244097
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:07:07Z",
            "pc:count": 37703868,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700098.7177,
                "count": 37703868,
                "maximum": 700794.6515,
                "minimum": 699237.8315,
                "name": "X",
                "position": 0,
                "stddev": 454.0804385,
                "variance": 206189.0446
              },
              {
                "average": 5361184.463,
                "count": 37703868,
                "maximum": 5362004.142,
                "minimum": 5360446.422,
                "name": "Y",
                "position": 1,
                "stddev": 439.6515383,
                "variance": 193293.4751
              },
              {
                "average": 771.391278,
                "count": 37703868,
                "maximum": 975.019729,
                "minimum": 653.039729,
                "name": "Z",
                "position": 2,
                "stddev": 88.36866036,
                "variance": 7809.020134
              },
              {
                "average": 545.4068379,
                "count": 37703868,
                "maximum": 4095,
                "minimum": 71,
                "name": "Intensity",
                "position": 3,
                "stddev": 352.6198372,
                "variance": 124340.7496
              },
              {
                "average": 1.31075199,
                "count": 37703868,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5577653196,
                "variance": 0.3111021518
              },
              {
                "average": 1.62160556,
                "count": 37703868,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7253197067,
                "variance": 0.5260886769
              },
              {
                "average": 0.4983147352,
                "count": 37703868,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999971665,
                "variance": 0.2499971665
              },
              {
                "average": 0.0003333610228,
                "count": 37703868,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01825513358,
                "variance": 0.0003332499021
              },
              {
                "average": 1.286675972,
                "count": 37703868,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4939044474,
                "variance": 0.2439416032
              },
              {
                "average": 0.6283677246,
                "count": 37703868,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.72809918,
                "variance": 115.092112
              },
              {
                "average": 0,
                "count": 37703868,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.5354361,
                "count": 37703868,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 20.08937891,
                "variance": 403.5831449
              },
              {
                "average": 223229799.8,
                "count": 37703868,
                "maximum": 223323627.5,
                "minimum": 222115331.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 320216.2374,
                "variance": 102538438700.0
              },
              {
                "average": 0,
                "count": 37703868,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37703868,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37703868,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37703868,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37703868,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699237.8315,
              5360446.422,
              653.039729,
              700794.6515,
              5362004.142,
              975.019729
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699237.8314891796,
                    5360446.421845752,
                    653.0397290244097
                  ],
                  [
                    699237.8314891796,
                    5362004.1418457525,
                    653.0397290244097
                  ],
                  [
                    700794.6514891797,
                    5362004.1418457525,
                    975.0197290244097
                  ],
                  [
                    700794.6514891797,
                    5360446.421845752,
                    975.0197290244097
                  ],
                  [
                    699237.8314891796,
                    5360446.421845752,
                    653.0397290244097
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:07:07+00:00",
            "end_time": "2018-09-27T20:28:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35162485846833,
              48.55453099316263,
              539.318199532607
            ],
            [
              -120.35089333373374,
              48.5685317022357,
              539.318199532607
            ],
            [
              -120.32981502668045,
              48.56804448535832,
              986.838199532607
            ],
            [
              -120.3305523551907,
              48.55404401460014,
              986.838199532607
            ],
            [
              -120.35162485846833,
              48.55453099316263,
              539.318199532607
            ]
          ]
        ]
      },
      "bbox": [
        -120.3516249,
        48.55404401,
        539.3181995,
        -120.329815,
        48.5685317,
        986.8381995
      ],
      "properties": {
        "datetime": "2018-10-11T18:49:54Z",
        "pc:count": 35808463,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696208.6999,
            "count": 35808463,
            "maximum": 696978.5767,
            "minimum": 695421.8967,
            "name": "X",
            "position": 0,
            "stddev": 427.7563069,
            "variance": 182975.4581
          },
          {
            "average": 5382133.744,
            "count": 35808463,
            "maximum": 5382881.596,
            "minimum": 5381323.656,
            "name": "Y",
            "position": 1,
            "stddev": 437.2953014,
            "variance": 191227.1807
          },
          {
            "average": 710.886566,
            "count": 35808463,
            "maximum": 986.8381995,
            "minimum": 539.3181995,
            "name": "Z",
            "position": 2,
            "stddev": 78.77262701,
            "variance": 6205.126766
          },
          {
            "average": 647.0191809,
            "count": 35808463,
            "maximum": 4095,
            "minimum": 67,
            "name": "Intensity",
            "position": 3,
            "stddev": 400.0217379,
            "variance": 160017.3908
          },
          {
            "average": 1.270061745,
            "count": 35808463,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5235334304,
            "variance": 0.2740872528
          },
          {
            "average": 1.540061493,
            "count": 35808463,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6922771614,
            "variance": 0.4792476682
          },
          {
            "average": 0.4981186989,
            "count": 35808463,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999964677,
            "variance": 0.2499964677
          },
          {
            "average": 0.0003117978004,
            "count": 35808463,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01765504436,
            "variance": 0.0003117005913
          },
          {
            "average": 1.322538641,
            "count": 35808463,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5010677975,
            "variance": 0.2510689377
          },
          {
            "average": -0.1849080915,
            "count": 35808463,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.04729276,
            "variance": 100.9480918
          },
          {
            "average": 0,
            "count": 35808463,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.1324275,
            "count": 35808463,
            "maximum": 133,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.393620374,
            "variance": 5.729418497
          },
          {
            "average": 223316446.3,
            "count": 35808463,
            "maximum": 223318994.6,
            "minimum": 223313735.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1244.615759,
            "variance": 1549068.388
          },
          {
            "average": 0,
            "count": 35808463,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35808463,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35808463,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35808463,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35808463,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695421.8967,
          5381323.656,
          539.3181995,
          696978.5767,
          5382881.596,
          986.8381995
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695421.8966804916,
                5381323.655755521,
                539.318199532607
              ],
              [
                695421.8966804916,
                5382881.59575552,
                539.318199532607
              ],
              [
                696978.5766804916,
                5382881.59575552,
                986.838199532607
              ],
              [
                696978.5766804916,
                5381323.655755521,
                986.838199532607
              ],
              [
                695421.8966804916,
                5381323.655755521,
                539.318199532607
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:49:54+00:00",
        "end_time": "2018-10-11T17:22:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3516249,
            48.55404401,
            539.3181995,
            -120.329815,
            48.5685317,
            986.8381995
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35162485846833,
                  48.55453099316263,
                  539.318199532607
                ],
                [
                  -120.35089333373374,
                  48.5685317022357,
                  539.318199532607
                ],
                [
                  -120.32981502668045,
                  48.56804448535832,
                  986.838199532607
                ],
                [
                  -120.3305523551907,
                  48.55404401460014,
                  986.838199532607
                ],
                [
                  -120.35162485846833,
                  48.55453099316263,
                  539.318199532607
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:49:54Z",
            "pc:count": 35808463,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696208.6999,
                "count": 35808463,
                "maximum": 696978.5767,
                "minimum": 695421.8967,
                "name": "X",
                "position": 0,
                "stddev": 427.7563069,
                "variance": 182975.4581
              },
              {
                "average": 5382133.744,
                "count": 35808463,
                "maximum": 5382881.596,
                "minimum": 5381323.656,
                "name": "Y",
                "position": 1,
                "stddev": 437.2953014,
                "variance": 191227.1807
              },
              {
                "average": 710.886566,
                "count": 35808463,
                "maximum": 986.8381995,
                "minimum": 539.3181995,
                "name": "Z",
                "position": 2,
                "stddev": 78.77262701,
                "variance": 6205.126766
              },
              {
                "average": 647.0191809,
                "count": 35808463,
                "maximum": 4095,
                "minimum": 67,
                "name": "Intensity",
                "position": 3,
                "stddev": 400.0217379,
                "variance": 160017.3908
              },
              {
                "average": 1.270061745,
                "count": 35808463,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5235334304,
                "variance": 0.2740872528
              },
              {
                "average": 1.540061493,
                "count": 35808463,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6922771614,
                "variance": 0.4792476682
              },
              {
                "average": 0.4981186989,
                "count": 35808463,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999964677,
                "variance": 0.2499964677
              },
              {
                "average": 0.0003117978004,
                "count": 35808463,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01765504436,
                "variance": 0.0003117005913
              },
              {
                "average": 1.322538641,
                "count": 35808463,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5010677975,
                "variance": 0.2510689377
              },
              {
                "average": -0.1849080915,
                "count": 35808463,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.04729276,
                "variance": 100.9480918
              },
              {
                "average": 0,
                "count": 35808463,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.1324275,
                "count": 35808463,
                "maximum": 133,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.393620374,
                "variance": 5.729418497
              },
              {
                "average": 223316446.3,
                "count": 35808463,
                "maximum": 223318994.6,
                "minimum": 223313735.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1244.615759,
                "variance": 1549068.388
              },
              {
                "average": 0,
                "count": 35808463,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35808463,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35808463,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35808463,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35808463,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695421.8967,
              5381323.656,
              539.3181995,
              696978.5767,
              5382881.596,
              986.8381995
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695421.8966804916,
                    5381323.655755521,
                    539.318199532607
                  ],
                  [
                    695421.8966804916,
                    5382881.59575552,
                    539.318199532607
                  ],
                  [
                    696978.5766804916,
                    5382881.59575552,
                    986.838199532607
                  ],
                  [
                    696978.5766804916,
                    5381323.655755521,
                    986.838199532607
                  ],
                  [
                    695421.8966804916,
                    5381323.655755521,
                    539.318199532607
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:49:54+00:00",
            "end_time": "2018-10-11T17:22:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3117170036088,
              48.67610820499511,
              1379.900668759014
            ],
            [
              -120.3109709978291,
              48.69011355372043,
              1379.900668759014
            ],
            [
              -120.28984431323704,
              48.6896181481079,
              1839.7606687590142
            ],
            [
              -120.29059616268279,
              48.6756130419156,
              1839.7606687590142
            ],
            [
              -120.3117170036088,
              48.67610820499511,
              1379.900668759014
            ]
          ]
        ]
      },
      "bbox": [
        -120.311717,
        48.67561304,
        1379.900669,
        -120.2898443,
        48.69011355,
        1839.760669
      ],
      "properties": {
        "datetime": "2018-10-11T20:15:59Z",
        "pc:count": 38896057,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698690.4119,
            "count": 38896057,
            "maximum": 699446.9394,
            "minimum": 697890.3794,
            "name": "X",
            "position": 0,
            "stddev": 420.7364669,
            "variance": 177019.1746
          },
          {
            "average": 5395749.991,
            "count": 38896057,
            "maximum": 5396497.454,
            "minimum": 5394938.914,
            "name": "Y",
            "position": 1,
            "stddev": 435.6663987,
            "variance": 189805.2109
          },
          {
            "average": 1575.522602,
            "count": 38896057,
            "maximum": 1839.760669,
            "minimum": 1379.900669,
            "name": "Z",
            "position": 2,
            "stddev": 116.5190861,
            "variance": 13576.69743
          },
          {
            "average": 498.9268588,
            "count": 38896057,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 337.6311494,
            "variance": 113994.793
          },
          {
            "average": 1.484949773,
            "count": 38896057,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7711804043,
            "variance": 0.594719216
          },
          {
            "average": 1.969645998,
            "count": 38896057,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.031439399,
            "variance": 1.063867234
          },
          {
            "average": 0.4977056929,
            "count": 38896057,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999947426,
            "variance": 0.2499947426
          },
          {
            "average": 0.000292703191,
            "count": 38896057,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01710606686,
            "variance": 0.0002926175233
          },
          {
            "average": 1.347785869,
            "count": 38896057,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5328796471,
            "variance": 0.2839607183
          },
          {
            "average": -1.252045124,
            "count": 38896057,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.67111912,
            "variance": 136.2150215
          },
          {
            "average": 0,
            "count": 38896057,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 139.0303516,
            "count": 38896057,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.980993336,
            "variance": 3.924334598
          },
          {
            "average": 223321687.3,
            "count": 38896057,
            "maximum": 223324159.1,
            "minimum": 223320103.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 972.0646414,
            "variance": 944909.6671
          },
          {
            "average": 0,
            "count": 38896057,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38896057,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38896057,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38896057,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38896057,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697890.3794,
          5394938.914,
          1379.900669,
          699446.9394,
          5396497.454,
          1839.760669
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697890.3793672028,
                5394938.913828015,
                1379.900668759014
              ],
              [
                697890.3793672028,
                5396497.453828014,
                1379.900668759014
              ],
              [
                699446.9393672028,
                5396497.453828014,
                1839.7606687590142
              ],
              [
                699446.9393672028,
                5394938.913828015,
                1839.7606687590142
              ],
              [
                697890.3793672028,
                5394938.913828015,
                1379.900668759014
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:15:59+00:00",
        "end_time": "2018-10-11T19:08:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.311717,
            48.67561304,
            1379.900669,
            -120.2898443,
            48.69011355,
            1839.760669
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3117170036088,
                  48.67610820499511,
                  1379.900668759014
                ],
                [
                  -120.3109709978291,
                  48.69011355372043,
                  1379.900668759014
                ],
                [
                  -120.28984431323704,
                  48.6896181481079,
                  1839.7606687590142
                ],
                [
                  -120.29059616268279,
                  48.6756130419156,
                  1839.7606687590142
                ],
                [
                  -120.3117170036088,
                  48.67610820499511,
                  1379.900668759014
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:15:59Z",
            "pc:count": 38896057,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698690.4119,
                "count": 38896057,
                "maximum": 699446.9394,
                "minimum": 697890.3794,
                "name": "X",
                "position": 0,
                "stddev": 420.7364669,
                "variance": 177019.1746
              },
              {
                "average": 5395749.991,
                "count": 38896057,
                "maximum": 5396497.454,
                "minimum": 5394938.914,
                "name": "Y",
                "position": 1,
                "stddev": 435.6663987,
                "variance": 189805.2109
              },
              {
                "average": 1575.522602,
                "count": 38896057,
                "maximum": 1839.760669,
                "minimum": 1379.900669,
                "name": "Z",
                "position": 2,
                "stddev": 116.5190861,
                "variance": 13576.69743
              },
              {
                "average": 498.9268588,
                "count": 38896057,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 337.6311494,
                "variance": 113994.793
              },
              {
                "average": 1.484949773,
                "count": 38896057,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7711804043,
                "variance": 0.594719216
              },
              {
                "average": 1.969645998,
                "count": 38896057,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.031439399,
                "variance": 1.063867234
              },
              {
                "average": 0.4977056929,
                "count": 38896057,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999947426,
                "variance": 0.2499947426
              },
              {
                "average": 0.000292703191,
                "count": 38896057,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01710606686,
                "variance": 0.0002926175233
              },
              {
                "average": 1.347785869,
                "count": 38896057,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5328796471,
                "variance": 0.2839607183
              },
              {
                "average": -1.252045124,
                "count": 38896057,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.67111912,
                "variance": 136.2150215
              },
              {
                "average": 0,
                "count": 38896057,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 139.0303516,
                "count": 38896057,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.980993336,
                "variance": 3.924334598
              },
              {
                "average": 223321687.3,
                "count": 38896057,
                "maximum": 223324159.1,
                "minimum": 223320103.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 972.0646414,
                "variance": 944909.6671
              },
              {
                "average": 0,
                "count": 38896057,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38896057,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38896057,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38896057,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38896057,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697890.3794,
              5394938.914,
              1379.900669,
              699446.9394,
              5396497.454,
              1839.760669
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697890.3793672028,
                    5394938.913828015,
                    1379.900668759014
                  ],
                  [
                    697890.3793672028,
                    5396497.453828014,
                    1379.900668759014
                  ],
                  [
                    699446.9393672028,
                    5396497.453828014,
                    1839.7606687590142
                  ],
                  [
                    699446.9393672028,
                    5394938.913828015,
                    1839.7606687590142
                  ],
                  [
                    697890.3793672028,
                    5394938.913828015,
                    1379.900668759014
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:15:59+00:00",
            "end_time": "2018-10-11T19:08:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35038445787904,
              48.365605526391306,
              682.9606113846183
            ],
            [
              -120.34965752271648,
              48.37960488568699,
              682.9606113846183
            ],
            [
              -120.3286546486427,
              48.379118792223814,
              1168.6206113846183
            ],
            [
              -120.32938732783408,
              48.36511967047756,
              1168.6206113846183
            ],
            [
              -120.35038445787904,
              48.365605526391306,
              682.9606113846183
            ]
          ]
        ]
      },
      "bbox": [
        -120.3503845,
        48.36511967,
        682.9606114,
        -120.3286546,
        48.37960489,
        1168.620611
      ],
      "properties": {
        "datetime": "2018-10-11T18:55:25Z",
        "pc:count": 35563918,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697022.1972,
            "count": 35563918,
            "maximum": 697797.6115,
            "minimum": 696240.7315,
            "name": "X",
            "position": 0,
            "stddev": 416.7174312,
            "variance": 173653.4174
          },
          {
            "average": 5361145.01,
            "count": 35563918,
            "maximum": 5361887.289,
            "minimum": 5360329.549,
            "name": "Y",
            "position": 1,
            "stddev": 438.3562189,
            "variance": 192156.1746
          },
          {
            "average": 904.8447458,
            "count": 35563918,
            "maximum": 1168.620611,
            "minimum": 682.9606114,
            "name": "Z",
            "position": 2,
            "stddev": 116.1373813,
            "variance": 13487.89133
          },
          {
            "average": 606.9107038,
            "count": 35563918,
            "maximum": 4095,
            "minimum": 73,
            "name": "Intensity",
            "position": 3,
            "stddev": 328.5640585,
            "variance": 107954.3405
          },
          {
            "average": 1.311416785,
            "count": 35563918,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.588858433,
            "variance": 0.3467542541
          },
          {
            "average": 1.622896724,
            "count": 35563918,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7949467943,
            "variance": 0.6319404058
          },
          {
            "average": 0.4970112123,
            "count": 35563918,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910741,
            "variance": 0.2499910742
          },
          {
            "average": 0.0002693741449,
            "count": 35563918,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01641041103,
            "variance": 0.00026930159
          },
          {
            "average": 1.329816361,
            "count": 35563918,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5260008086,
            "variance": 0.2766768506
          },
          {
            "average": 0.1700812405,
            "count": 35563918,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.08055279,
            "variance": 101.6175446
          },
          {
            "average": 0,
            "count": 35563918,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.9410319,
            "count": 35563918,
            "maximum": 134,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.22343832,
            "variance": 4.943677964
          },
          {
            "average": 223316612.4,
            "count": 35563918,
            "maximum": 223319325.6,
            "minimum": 223315129,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1166.29373,
            "variance": 1360241.065
          },
          {
            "average": 0,
            "count": 35563918,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35563918,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35563918,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35563918,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35563918,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696240.7315,
          5360329.549,
          682.9606114,
          697797.6115,
          5361887.289,
          1168.620611
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696240.7314512266,
                5360329.549144789,
                682.9606113846183
              ],
              [
                696240.7314512266,
                5361887.289144789,
                682.9606113846183
              ],
              [
                697797.6114512265,
                5361887.289144789,
                1168.6206113846183
              ],
              [
                697797.6114512265,
                5360329.549144789,
                1168.6206113846183
              ],
              [
                696240.7314512266,
                5360329.549144789,
                682.9606113846183
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:55:25+00:00",
        "end_time": "2018-10-11T17:45:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3503845,
            48.36511967,
            682.9606114,
            -120.3286546,
            48.37960489,
            1168.620611
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35038445787904,
                  48.365605526391306,
                  682.9606113846183
                ],
                [
                  -120.34965752271648,
                  48.37960488568699,
                  682.9606113846183
                ],
                [
                  -120.3286546486427,
                  48.379118792223814,
                  1168.6206113846183
                ],
                [
                  -120.32938732783408,
                  48.36511967047756,
                  1168.6206113846183
                ],
                [
                  -120.35038445787904,
                  48.365605526391306,
                  682.9606113846183
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:55:25Z",
            "pc:count": 35563918,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697022.1972,
                "count": 35563918,
                "maximum": 697797.6115,
                "minimum": 696240.7315,
                "name": "X",
                "position": 0,
                "stddev": 416.7174312,
                "variance": 173653.4174
              },
              {
                "average": 5361145.01,
                "count": 35563918,
                "maximum": 5361887.289,
                "minimum": 5360329.549,
                "name": "Y",
                "position": 1,
                "stddev": 438.3562189,
                "variance": 192156.1746
              },
              {
                "average": 904.8447458,
                "count": 35563918,
                "maximum": 1168.620611,
                "minimum": 682.9606114,
                "name": "Z",
                "position": 2,
                "stddev": 116.1373813,
                "variance": 13487.89133
              },
              {
                "average": 606.9107038,
                "count": 35563918,
                "maximum": 4095,
                "minimum": 73,
                "name": "Intensity",
                "position": 3,
                "stddev": 328.5640585,
                "variance": 107954.3405
              },
              {
                "average": 1.311416785,
                "count": 35563918,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.588858433,
                "variance": 0.3467542541
              },
              {
                "average": 1.622896724,
                "count": 35563918,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7949467943,
                "variance": 0.6319404058
              },
              {
                "average": 0.4970112123,
                "count": 35563918,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910741,
                "variance": 0.2499910742
              },
              {
                "average": 0.0002693741449,
                "count": 35563918,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01641041103,
                "variance": 0.00026930159
              },
              {
                "average": 1.329816361,
                "count": 35563918,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5260008086,
                "variance": 0.2766768506
              },
              {
                "average": 0.1700812405,
                "count": 35563918,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.08055279,
                "variance": 101.6175446
              },
              {
                "average": 0,
                "count": 35563918,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.9410319,
                "count": 35563918,
                "maximum": 134,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.22343832,
                "variance": 4.943677964
              },
              {
                "average": 223316612.4,
                "count": 35563918,
                "maximum": 223319325.6,
                "minimum": 223315129,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1166.29373,
                "variance": 1360241.065
              },
              {
                "average": 0,
                "count": 35563918,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35563918,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35563918,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35563918,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35563918,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696240.7315,
              5360329.549,
              682.9606114,
              697797.6115,
              5361887.289,
              1168.620611
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696240.7314512266,
                    5360329.549144789,
                    682.9606113846183
                  ],
                  [
                    696240.7314512266,
                    5361887.289144789,
                    682.9606113846183
                  ],
                  [
                    697797.6114512265,
                    5361887.289144789,
                    1168.6206113846183
                  ],
                  [
                    697797.6114512265,
                    5360329.549144789,
                    1168.6206113846183
                  ],
                  [
                    696240.7314512266,
                    5360329.549144789,
                    682.9606113846183
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:55:25+00:00",
            "end_time": "2018-10-11T17:45:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35082628074831,
              48.43307539585606,
              1016.1940755181299
            ],
            [
              -120.35009773402192,
              48.44707477500083,
              1016.1940755181299
            ],
            [
              -120.32906839792044,
              48.446588288313045,
              1569.19407551813
            ],
            [
              -120.3298027096257,
              48.43258914697797,
              1569.19407551813
            ],
            [
              -120.35082628074831,
              48.43307539585606,
              1016.1940755181299
            ]
          ]
        ]
      },
      "bbox": [
        -120.3508263,
        48.43258915,
        1016.194076,
        -120.3290684,
        48.44707478,
        1569.194076
      ],
      "properties": {
        "datetime": "2018-10-11T18:53:30Z",
        "pc:count": 43537609,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696743.9557,
            "count": 43537609,
            "maximum": 697505.3389,
            "minimum": 695948.5589,
            "name": "X",
            "position": 0,
            "stddev": 418.621743,
            "variance": 175244.1637
          },
          {
            "average": 5368620.337,
            "count": 43537609,
            "maximum": 5369384.754,
            "minimum": 5367826.994,
            "name": "Y",
            "position": 1,
            "stddev": 431.9237592,
            "variance": 186558.1338
          },
          {
            "average": 1288.209743,
            "count": 43537609,
            "maximum": 1569.194076,
            "minimum": 1016.194076,
            "name": "Z",
            "position": 2,
            "stddev": 114.2325213,
            "variance": 13049.06892
          },
          {
            "average": 578.1994417,
            "count": 43537609,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 346.942284,
            "variance": 120368.9485
          },
          {
            "average": 1.483924852,
            "count": 43537609,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7595171317,
            "variance": 0.5768662734
          },
          {
            "average": 1.967832317,
            "count": 43537609,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.006209874,
            "variance": 1.01245831
          },
          {
            "average": 0.4964346572,
            "count": 43537609,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999872939,
            "variance": 0.2499872941
          },
          {
            "average": 0.000267125372,
            "count": 43537609,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01634178761,
            "variance": 0.0002670540222
          },
          {
            "average": 1.2929473,
            "count": 43537609,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5191738864,
            "variance": 0.2695415243
          },
          {
            "average": 0.3496001113,
            "count": 43537609,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.70906491,
            "variance": 114.6840713
          },
          {
            "average": 0,
            "count": 43537609,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.8815553,
            "count": 43537609,
            "maximum": 134,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.146965324,
            "variance": 4.609460102
          },
          {
            "average": 223316577.5,
            "count": 43537609,
            "maximum": 223319210.5,
            "minimum": 223315011.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1104.876447,
            "variance": 1220751.962
          },
          {
            "average": 0,
            "count": 43537609,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43537609,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43537609,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43537609,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43537609,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695948.5589,
          5367826.994,
          1016.194076,
          697505.3389,
          5369384.754,
          1569.194076
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695948.5588637617,
                5367826.993746542,
                1016.1940755181299
              ],
              [
                695948.5588637617,
                5369384.753746542,
                1016.1940755181299
              ],
              [
                697505.3388637617,
                5369384.753746542,
                1569.19407551813
              ],
              [
                697505.3388637617,
                5367826.993746542,
                1569.19407551813
              ],
              [
                695948.5588637617,
                5367826.993746542,
                1016.1940755181299
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:53:30+00:00",
        "end_time": "2018-10-11T17:43:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3508263,
            48.43258915,
            1016.194076,
            -120.3290684,
            48.44707478,
            1569.194076
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35082628074831,
                  48.43307539585606,
                  1016.1940755181299
                ],
                [
                  -120.35009773402192,
                  48.44707477500083,
                  1016.1940755181299
                ],
                [
                  -120.32906839792044,
                  48.446588288313045,
                  1569.19407551813
                ],
                [
                  -120.3298027096257,
                  48.43258914697797,
                  1569.19407551813
                ],
                [
                  -120.35082628074831,
                  48.43307539585606,
                  1016.1940755181299
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:53:30Z",
            "pc:count": 43537609,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696743.9557,
                "count": 43537609,
                "maximum": 697505.3389,
                "minimum": 695948.5589,
                "name": "X",
                "position": 0,
                "stddev": 418.621743,
                "variance": 175244.1637
              },
              {
                "average": 5368620.337,
                "count": 43537609,
                "maximum": 5369384.754,
                "minimum": 5367826.994,
                "name": "Y",
                "position": 1,
                "stddev": 431.9237592,
                "variance": 186558.1338
              },
              {
                "average": 1288.209743,
                "count": 43537609,
                "maximum": 1569.194076,
                "minimum": 1016.194076,
                "name": "Z",
                "position": 2,
                "stddev": 114.2325213,
                "variance": 13049.06892
              },
              {
                "average": 578.1994417,
                "count": 43537609,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 346.942284,
                "variance": 120368.9485
              },
              {
                "average": 1.483924852,
                "count": 43537609,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7595171317,
                "variance": 0.5768662734
              },
              {
                "average": 1.967832317,
                "count": 43537609,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.006209874,
                "variance": 1.01245831
              },
              {
                "average": 0.4964346572,
                "count": 43537609,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999872939,
                "variance": 0.2499872941
              },
              {
                "average": 0.000267125372,
                "count": 43537609,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01634178761,
                "variance": 0.0002670540222
              },
              {
                "average": 1.2929473,
                "count": 43537609,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5191738864,
                "variance": 0.2695415243
              },
              {
                "average": 0.3496001113,
                "count": 43537609,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.70906491,
                "variance": 114.6840713
              },
              {
                "average": 0,
                "count": 43537609,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.8815553,
                "count": 43537609,
                "maximum": 134,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.146965324,
                "variance": 4.609460102
              },
              {
                "average": 223316577.5,
                "count": 43537609,
                "maximum": 223319210.5,
                "minimum": 223315011.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1104.876447,
                "variance": 1220751.962
              },
              {
                "average": 0,
                "count": 43537609,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43537609,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43537609,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43537609,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43537609,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695948.5589,
              5367826.994,
              1016.194076,
              697505.3389,
              5369384.754,
              1569.194076
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695948.5588637617,
                    5367826.993746542,
                    1016.1940755181299
                  ],
                  [
                    695948.5588637617,
                    5369384.753746542,
                    1016.1940755181299
                  ],
                  [
                    697505.3388637617,
                    5369384.753746542,
                    1569.19407551813
                  ],
                  [
                    697505.3388637617,
                    5367826.993746542,
                    1569.19407551813
                  ],
                  [
                    695948.5588637617,
                    5367826.993746542,
                    1016.1940755181299
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:53:30+00:00",
            "end_time": "2018-10-11T17:43:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39095693743438,
              48.3789748853353,
              1099.7335426702205
            ],
            [
              -120.39024086342772,
              48.39297322996929,
              1099.7335426702205
            ],
            [
              -120.36923341883991,
              48.39249448360024,
              1500.7935426702204
            ],
            [
              -120.36995524079578,
              48.378496372921404,
              1500.7935426702204
            ],
            [
              -120.39095693743438,
              48.3789748853353,
              1099.7335426702205
            ]
          ]
        ]
      },
      "bbox": [
        -120.3909569,
        48.37849637,
        1099.733543,
        -120.3692334,
        48.39297323,
        1500.793543
      ],
      "properties": {
        "datetime": "2018-10-04T18:03:47Z",
        "pc:count": 54786259,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693929.275,
            "count": 54786259,
            "maximum": 694742.1712,
            "minimum": 693185.4112,
            "name": "X",
            "position": 0,
            "stddev": 408.4662914,
            "variance": 166844.7112
          },
          {
            "average": 5362472.811,
            "count": 54786259,
            "maximum": 5363269.865,
            "minimum": 5361712.285,
            "name": "Y",
            "position": 1,
            "stddev": 430.5149382,
            "variance": 185343.112
          },
          {
            "average": 1302.42938,
            "count": 54786259,
            "maximum": 1500.793543,
            "minimum": 1099.733543,
            "name": "Z",
            "position": 2,
            "stddev": 73.99625544,
            "variance": 5475.445819
          },
          {
            "average": 536.0342256,
            "count": 54786259,
            "maximum": 4095,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 361.6353683,
            "variance": 130780.1396
          },
          {
            "average": 1.511440962,
            "count": 54786259,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7389975482,
            "variance": 0.5461173762
          },
          {
            "average": 2.023032691,
            "count": 54786259,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9303044186,
            "variance": 0.8654663113
          },
          {
            "average": 0.4971933382,
            "count": 54786259,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999921272,
            "variance": 0.2499921272
          },
          {
            "average": 0.0002329233686,
            "count": 54786259,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01526004979,
            "variance": 0.0002328691196
          },
          {
            "average": 1.226590193,
            "count": 54786259,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4632661935,
            "variance": 0.2146155661
          },
          {
            "average": 0.3629669367,
            "count": 54786259,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.57085938,
            "variance": 111.7430681
          },
          {
            "average": 0,
            "count": 54786259,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.0136374,
            "count": 54786259,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.671748466,
            "variance": 7.138239865
          },
          {
            "average": 222708721.7,
            "count": 54786259,
            "maximum": 222711427.4,
            "minimum": 222704741.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2119.977388,
            "variance": 4494304.127
          },
          {
            "average": 0,
            "count": 54786259,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54786259,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54786259,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54786259,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54786259,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693185.4112,
          5361712.285,
          1099.733543,
          694742.1712,
          5363269.865,
          1500.793543
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693185.4112371564,
                5361712.285069919,
                1099.7335426702205
              ],
              [
                693185.4112371564,
                5363269.865069919,
                1099.7335426702205
              ],
              [
                694742.1712371564,
                5363269.865069919,
                1500.7935426702204
              ],
              [
                694742.1712371564,
                5361712.285069919,
                1500.7935426702204
              ],
              [
                693185.4112371564,
                5361712.285069919,
                1099.7335426702205
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:03:47+00:00",
        "end_time": "2018-10-04T16:12:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3909569,
            48.37849637,
            1099.733543,
            -120.3692334,
            48.39297323,
            1500.793543
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39095693743438,
                  48.3789748853353,
                  1099.7335426702205
                ],
                [
                  -120.39024086342772,
                  48.39297322996929,
                  1099.7335426702205
                ],
                [
                  -120.36923341883991,
                  48.39249448360024,
                  1500.7935426702204
                ],
                [
                  -120.36995524079578,
                  48.378496372921404,
                  1500.7935426702204
                ],
                [
                  -120.39095693743438,
                  48.3789748853353,
                  1099.7335426702205
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:03:47Z",
            "pc:count": 54786259,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693929.275,
                "count": 54786259,
                "maximum": 694742.1712,
                "minimum": 693185.4112,
                "name": "X",
                "position": 0,
                "stddev": 408.4662914,
                "variance": 166844.7112
              },
              {
                "average": 5362472.811,
                "count": 54786259,
                "maximum": 5363269.865,
                "minimum": 5361712.285,
                "name": "Y",
                "position": 1,
                "stddev": 430.5149382,
                "variance": 185343.112
              },
              {
                "average": 1302.42938,
                "count": 54786259,
                "maximum": 1500.793543,
                "minimum": 1099.733543,
                "name": "Z",
                "position": 2,
                "stddev": 73.99625544,
                "variance": 5475.445819
              },
              {
                "average": 536.0342256,
                "count": 54786259,
                "maximum": 4095,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 361.6353683,
                "variance": 130780.1396
              },
              {
                "average": 1.511440962,
                "count": 54786259,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7389975482,
                "variance": 0.5461173762
              },
              {
                "average": 2.023032691,
                "count": 54786259,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9303044186,
                "variance": 0.8654663113
              },
              {
                "average": 0.4971933382,
                "count": 54786259,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999921272,
                "variance": 0.2499921272
              },
              {
                "average": 0.0002329233686,
                "count": 54786259,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01526004979,
                "variance": 0.0002328691196
              },
              {
                "average": 1.226590193,
                "count": 54786259,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4632661935,
                "variance": 0.2146155661
              },
              {
                "average": 0.3629669367,
                "count": 54786259,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.57085938,
                "variance": 111.7430681
              },
              {
                "average": 0,
                "count": 54786259,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.0136374,
                "count": 54786259,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.671748466,
                "variance": 7.138239865
              },
              {
                "average": 222708721.7,
                "count": 54786259,
                "maximum": 222711427.4,
                "minimum": 222704741.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2119.977388,
                "variance": 4494304.127
              },
              {
                "average": 0,
                "count": 54786259,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54786259,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54786259,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54786259,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54786259,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693185.4112,
              5361712.285,
              1099.733543,
              694742.1712,
              5363269.865,
              1500.793543
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693185.4112371564,
                    5361712.285069919,
                    1099.7335426702205
                  ],
                  [
                    693185.4112371564,
                    5363269.865069919,
                    1099.7335426702205
                  ],
                  [
                    694742.1712371564,
                    5363269.865069919,
                    1500.7935426702204
                  ],
                  [
                    694742.1712371564,
                    5361712.285069919,
                    1500.7935426702204
                  ],
                  [
                    693185.4112371564,
                    5361712.285069919,
                    1099.7335426702205
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:03:47+00:00",
            "end_time": "2018-10-04T16:12:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181003_OKAMTW_568088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.43154915444113,
              48.39233009544449,
              1059.1938693603217
            ],
            [
              -120.4308438651685,
              48.406329216048604,
              1059.1938693603217
            ],
            [
              -120.40983186194285,
              48.40585782262953,
              1901.1338693603218
            ],
            [
              -120.41054290381176,
              48.39185893241305,
              1901.1338693603218
            ],
            [
              -120.43154915444113,
              48.39233009544449,
              1059.1938693603217
            ]
          ]
        ]
      },
      "bbox": [
        -120.4315492,
        48.39185893,
        1059.193869,
        -120.4098319,
        48.40632922,
        1901.133869
      ],
      "properties": {
        "datetime": "2018-10-04T16:04:13Z",
        "pc:count": 42309061,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 690904.1242,
            "count": 42309061,
            "maximum": 691686.8769,
            "minimum": 690130.2369,
            "name": "X",
            "position": 0,
            "stddev": 432.1634661,
            "variance": 186765.2614
          },
          {
            "average": 5363892.342,
            "count": 42309061,
            "maximum": 5364652.627,
            "minimum": 5363095.007,
            "name": "Y",
            "position": 1,
            "stddev": 430.1049293,
            "variance": 184990.2502
          },
          {
            "average": 1537.289343,
            "count": 42309061,
            "maximum": 1901.133869,
            "minimum": 1059.193869,
            "name": "Z",
            "position": 2,
            "stddev": 187.6857358,
            "variance": 35225.93544
          },
          {
            "average": 522.9870883,
            "count": 42309061,
            "maximum": 3499,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 332.1154084,
            "variance": 110300.6445
          },
          {
            "average": 1.554060796,
            "count": 42309061,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8019636535,
            "variance": 0.6431457015
          },
          {
            "average": 2.108312307,
            "count": 42309061,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.033682625,
            "variance": 1.06849977
          },
          {
            "average": 0.4974541033,
            "count": 42309061,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935243,
            "variance": 0.2499935243
          },
          {
            "average": 0.0002738184145,
            "count": 42309061,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.016545194,
            "variance": 0.0002737434444
          },
          {
            "average": 1.240458563,
            "count": 42309061,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4779105737,
            "variance": 0.2283985165
          },
          {
            "average": -0.2573777611,
            "count": 42309061,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.2388984,
            "variance": 126.3128372
          },
          {
            "average": 0,
            "count": 42309061,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 173.9349415,
            "count": 42309061,
            "maximum": 1610,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 307.8651373,
            "variance": 94780.94278
          },
          {
            "average": 222655629.5,
            "count": 42309061,
            "maximum": 222704253,
            "minimum": 222625448.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37128.89183,
            "variance": 1378554609
          },
          {
            "average": 0,
            "count": 42309061,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42309061,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42309061,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42309061,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42309061,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690130.2369,
          5363095.007,
          1059.193869,
          691686.8769,
          5364652.627,
          1901.133869
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690130.2368603192,
                5363095.006586872,
                1059.1938693603217
              ],
              [
                690130.2368603192,
                5364652.626586871,
                1059.1938693603217
              ],
              [
                691686.876860319,
                5364652.626586871,
                1901.1338693603218
              ],
              [
                691686.876860319,
                5363095.006586872,
                1901.1338693603218
              ],
              [
                690130.2368603192,
                5363095.006586872,
                1059.1938693603217
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T16:04:13+00:00",
        "end_time": "2018-10-03T18:10:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181003_OKAMTW_568088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181003_OKAMTW_568088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181003_OKAMTW_568088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4315492,
            48.39185893,
            1059.193869,
            -120.4098319,
            48.40632922,
            1901.133869
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.43154915444113,
                  48.39233009544449,
                  1059.1938693603217
                ],
                [
                  -120.4308438651685,
                  48.406329216048604,
                  1059.1938693603217
                ],
                [
                  -120.40983186194285,
                  48.40585782262953,
                  1901.1338693603218
                ],
                [
                  -120.41054290381176,
                  48.39185893241305,
                  1901.1338693603218
                ],
                [
                  -120.43154915444113,
                  48.39233009544449,
                  1059.1938693603217
                ]
              ]
            ]
          },
          "id": "20181003_OKAMTW_568088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181003_OKAMTW_568088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T16:04:13Z",
            "pc:count": 42309061,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 690904.1242,
                "count": 42309061,
                "maximum": 691686.8769,
                "minimum": 690130.2369,
                "name": "X",
                "position": 0,
                "stddev": 432.1634661,
                "variance": 186765.2614
              },
              {
                "average": 5363892.342,
                "count": 42309061,
                "maximum": 5364652.627,
                "minimum": 5363095.007,
                "name": "Y",
                "position": 1,
                "stddev": 430.1049293,
                "variance": 184990.2502
              },
              {
                "average": 1537.289343,
                "count": 42309061,
                "maximum": 1901.133869,
                "minimum": 1059.193869,
                "name": "Z",
                "position": 2,
                "stddev": 187.6857358,
                "variance": 35225.93544
              },
              {
                "average": 522.9870883,
                "count": 42309061,
                "maximum": 3499,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 332.1154084,
                "variance": 110300.6445
              },
              {
                "average": 1.554060796,
                "count": 42309061,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8019636535,
                "variance": 0.6431457015
              },
              {
                "average": 2.108312307,
                "count": 42309061,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.033682625,
                "variance": 1.06849977
              },
              {
                "average": 0.4974541033,
                "count": 42309061,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935243,
                "variance": 0.2499935243
              },
              {
                "average": 0.0002738184145,
                "count": 42309061,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.016545194,
                "variance": 0.0002737434444
              },
              {
                "average": 1.240458563,
                "count": 42309061,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4779105737,
                "variance": 0.2283985165
              },
              {
                "average": -0.2573777611,
                "count": 42309061,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.2388984,
                "variance": 126.3128372
              },
              {
                "average": 0,
                "count": 42309061,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 173.9349415,
                "count": 42309061,
                "maximum": 1610,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 307.8651373,
                "variance": 94780.94278
              },
              {
                "average": 222655629.5,
                "count": 42309061,
                "maximum": 222704253,
                "minimum": 222625448.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37128.89183,
                "variance": 1378554609
              },
              {
                "average": 0,
                "count": 42309061,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42309061,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42309061,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42309061,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42309061,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690130.2369,
              5363095.007,
              1059.193869,
              691686.8769,
              5364652.627,
              1901.133869
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690130.2368603192,
                    5363095.006586872,
                    1059.1938693603217
                  ],
                  [
                    690130.2368603192,
                    5364652.626586871,
                    1059.1938693603217
                  ],
                  [
                    691686.876860319,
                    5364652.626586871,
                    1901.1338693603218
                  ],
                  [
                    691686.876860319,
                    5363095.006586872,
                    1901.1338693603218
                  ],
                  [
                    690130.2368603192,
                    5363095.006586872,
                    1059.1938693603217
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T16:04:13+00:00",
            "end_time": "2018-10-03T18:10:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.41223748928219,
              48.51385208817647,
              1483.1049083047103
            ],
            [
              -120.41152370659769,
              48.527853754703976,
              1483.1049083047103
            ],
            [
              -120.39046261188942,
              48.52737796412525,
              1984.6449083047103
            ],
            [
              -120.39118218625497,
              48.513376530298004,
              1984.6449083047103
            ],
            [
              -120.41223748928219,
              48.51385208817647,
              1483.1049083047103
            ]
          ]
        ]
      },
      "bbox": [
        -120.4122375,
        48.51337653,
        1483.104908,
        -120.3904626,
        48.52785375,
        1984.644908
      ],
      "properties": {
        "datetime": "2018-10-04T17:36:00Z",
        "pc:count": 44654525,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691883.6365,
            "count": 44654525,
            "maximum": 692659.4088,
            "minimum": 691102.8288,
            "name": "X",
            "position": 0,
            "stddev": 427.9730666,
            "variance": 183160.9457
          },
          {
            "average": 5377450.355,
            "count": 44654525,
            "maximum": 5378207.18,
            "minimum": 5376649.22,
            "name": "Y",
            "position": 1,
            "stddev": 427.754804,
            "variance": 182974.1724
          },
          {
            "average": 1769.903753,
            "count": 44654525,
            "maximum": 1984.644908,
            "minimum": 1483.104908,
            "name": "Z",
            "position": 2,
            "stddev": 102.26032,
            "variance": 10457.17304
          },
          {
            "average": 530.9217376,
            "count": 44654525,
            "maximum": 2753,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 385.996056,
            "variance": 148992.9552
          },
          {
            "average": 1.656221626,
            "count": 44654525,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8831121872,
            "variance": 0.7798871352
          },
          {
            "average": 2.312870107,
            "count": 44654525,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.11933986,
            "variance": 1.252921722
          },
          {
            "average": 0.4980788173,
            "count": 44654525,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999963146,
            "variance": 0.2499963147
          },
          {
            "average": 0.0002366613462,
            "count": 44654525,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01538198111,
            "variance": 0.0002366053429
          },
          {
            "average": 1.280317034,
            "count": 44654525,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5156426959,
            "variance": 0.2658873899
          },
          {
            "average": -1.782208193,
            "count": 44654525,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.58075992,
            "variance": 134.1140003
          },
          {
            "average": 0,
            "count": 44654525,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.30419938,
            "count": 44654525,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.884489905,
            "variance": 3.551302201
          },
          {
            "average": 222704640.6,
            "count": 44654525,
            "maximum": 222709760.8,
            "minimum": 222703204.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 854.091213,
            "variance": 729471.8001
          },
          {
            "average": 0,
            "count": 44654525,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44654525,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44654525,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44654525,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44654525,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          691102.8288,
          5376649.22,
          1483.104908,
          692659.4088,
          5378207.18,
          1984.644908
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                691102.8287521205,
                5376649.21994457,
                1483.1049083047103
              ],
              [
                691102.8287521205,
                5378207.179944571,
                1483.1049083047103
              ],
              [
                692659.4087521206,
                5378207.179944571,
                1984.6449083047103
              ],
              [
                692659.4087521206,
                5376649.21994457,
                1984.6449083047103
              ],
              [
                691102.8287521205,
                5376649.21994457,
                1483.1049083047103
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:36:00+00:00",
        "end_time": "2018-10-04T15:46:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4122375,
            48.51337653,
            1483.104908,
            -120.3904626,
            48.52785375,
            1984.644908
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.41223748928219,
                  48.51385208817647,
                  1483.1049083047103
                ],
                [
                  -120.41152370659769,
                  48.527853754703976,
                  1483.1049083047103
                ],
                [
                  -120.39046261188942,
                  48.52737796412525,
                  1984.6449083047103
                ],
                [
                  -120.39118218625497,
                  48.513376530298004,
                  1984.6449083047103
                ],
                [
                  -120.41223748928219,
                  48.51385208817647,
                  1483.1049083047103
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:36:00Z",
            "pc:count": 44654525,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691883.6365,
                "count": 44654525,
                "maximum": 692659.4088,
                "minimum": 691102.8288,
                "name": "X",
                "position": 0,
                "stddev": 427.9730666,
                "variance": 183160.9457
              },
              {
                "average": 5377450.355,
                "count": 44654525,
                "maximum": 5378207.18,
                "minimum": 5376649.22,
                "name": "Y",
                "position": 1,
                "stddev": 427.754804,
                "variance": 182974.1724
              },
              {
                "average": 1769.903753,
                "count": 44654525,
                "maximum": 1984.644908,
                "minimum": 1483.104908,
                "name": "Z",
                "position": 2,
                "stddev": 102.26032,
                "variance": 10457.17304
              },
              {
                "average": 530.9217376,
                "count": 44654525,
                "maximum": 2753,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 385.996056,
                "variance": 148992.9552
              },
              {
                "average": 1.656221626,
                "count": 44654525,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8831121872,
                "variance": 0.7798871352
              },
              {
                "average": 2.312870107,
                "count": 44654525,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.11933986,
                "variance": 1.252921722
              },
              {
                "average": 0.4980788173,
                "count": 44654525,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999963146,
                "variance": 0.2499963147
              },
              {
                "average": 0.0002366613462,
                "count": 44654525,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01538198111,
                "variance": 0.0002366053429
              },
              {
                "average": 1.280317034,
                "count": 44654525,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5156426959,
                "variance": 0.2658873899
              },
              {
                "average": -1.782208193,
                "count": 44654525,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.58075992,
                "variance": 134.1140003
              },
              {
                "average": 0,
                "count": 44654525,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.30419938,
                "count": 44654525,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.884489905,
                "variance": 3.551302201
              },
              {
                "average": 222704640.6,
                "count": 44654525,
                "maximum": 222709760.8,
                "minimum": 222703204.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 854.091213,
                "variance": 729471.8001
              },
              {
                "average": 0,
                "count": 44654525,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44654525,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44654525,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44654525,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44654525,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              691102.8288,
              5376649.22,
              1483.104908,
              692659.4088,
              5378207.18,
              1984.644908
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    691102.8287521205,
                    5376649.21994457,
                    1483.1049083047103
                  ],
                  [
                    691102.8287521205,
                    5378207.179944571,
                    1483.1049083047103
                  ],
                  [
                    692659.4087521206,
                    5378207.179944571,
                    1984.6449083047103
                  ],
                  [
                    692659.4087521206,
                    5376649.21994457,
                    1984.6449083047103
                  ],
                  [
                    691102.8287521205,
                    5376649.21994457,
                    1483.1049083047103
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:36:00+00:00",
            "end_time": "2018-10-04T15:46:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33198917198744,
              48.66255752653894,
              1216.8801485015374
            ],
            [
              -120.3312492352104,
              48.676561343242916,
              1216.8801485015374
            ],
            [
              -120.3101262372165,
              48.67606971968709,
              1790.3601485015374
            ],
            [
              -120.3108720134018,
              48.662066143623385,
              1790.3601485015374
            ],
            [
              -120.33198917198744,
              48.66255752653894,
              1216.8801485015374
            ]
          ]
        ]
      },
      "bbox": [
        -120.3319892,
        48.66206614,
        1216.880149,
        -120.3101262,
        48.67656134,
        1790.360149
      ],
      "properties": {
        "datetime": "2018-10-11T19:19:56Z",
        "pc:count": 40367630,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697244.7372,
            "count": 40367630,
            "maximum": 698007.6191,
            "minimum": 696450.9391,
            "name": "X",
            "position": 0,
            "stddev": 441.8050128,
            "variance": 195191.6694
          },
          {
            "average": 5394176.665,
            "count": 40367630,
            "maximum": 5394938.766,
            "minimum": 5393380.426,
            "name": "Y",
            "position": 1,
            "stddev": 419.6051816,
            "variance": 176068.5084
          },
          {
            "average": 1481.72273,
            "count": 40367630,
            "maximum": 1790.360149,
            "minimum": 1216.880149,
            "name": "Z",
            "position": 2,
            "stddev": 146.3839806,
            "variance": 21428.26977
          },
          {
            "average": 503.8130733,
            "count": 40367630,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 332.1217367,
            "variance": 110304.848
          },
          {
            "average": 1.41734843,
            "count": 40367630,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7284377625,
            "variance": 0.5306215739
          },
          {
            "average": 1.834774026,
            "count": 40367630,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.000170208,
            "variance": 1.000340444
          },
          {
            "average": 0.4965470106,
            "count": 40367630,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999880829,
            "variance": 0.2499880831
          },
          {
            "average": 0.0002905545854,
            "count": 40367630,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01704318546,
            "variance": 0.0002904701707
          },
          {
            "average": 1.334234782,
            "count": 40367630,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5530467465,
            "variance": 0.3058607039
          },
          {
            "average": -0.3769428469,
            "count": 40367630,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.8695143,
            "variance": 140.8853697
          },
          {
            "average": 0,
            "count": 40367630,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.8300534,
            "count": 40367630,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.169523135,
            "variance": 4.706830634
          },
          {
            "average": 223319117.6,
            "count": 40367630,
            "maximum": 223320796.8,
            "minimum": 223316711,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1071.592006,
            "variance": 1148309.428
          },
          {
            "average": 0,
            "count": 40367630,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40367630,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40367630,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40367630,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40367630,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696450.9391,
          5393380.426,
          1216.880149,
          698007.6191,
          5394938.766,
          1790.360149
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696450.9391151149,
                5393380.426440626,
                1216.8801485015374
              ],
              [
                696450.9391151149,
                5394938.766440626,
                1216.8801485015374
              ],
              [
                698007.6191151148,
                5394938.766440626,
                1790.3601485015374
              ],
              [
                698007.6191151148,
                5393380.426440626,
                1790.3601485015374
              ],
              [
                696450.9391151149,
                5393380.426440626,
                1216.8801485015374
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:19:56+00:00",
        "end_time": "2018-10-11T18:11:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3319892,
            48.66206614,
            1216.880149,
            -120.3101262,
            48.67656134,
            1790.360149
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33198917198744,
                  48.66255752653894,
                  1216.8801485015374
                ],
                [
                  -120.3312492352104,
                  48.676561343242916,
                  1216.8801485015374
                ],
                [
                  -120.3101262372165,
                  48.67606971968709,
                  1790.3601485015374
                ],
                [
                  -120.3108720134018,
                  48.662066143623385,
                  1790.3601485015374
                ],
                [
                  -120.33198917198744,
                  48.66255752653894,
                  1216.8801485015374
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:19:56Z",
            "pc:count": 40367630,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697244.7372,
                "count": 40367630,
                "maximum": 698007.6191,
                "minimum": 696450.9391,
                "name": "X",
                "position": 0,
                "stddev": 441.8050128,
                "variance": 195191.6694
              },
              {
                "average": 5394176.665,
                "count": 40367630,
                "maximum": 5394938.766,
                "minimum": 5393380.426,
                "name": "Y",
                "position": 1,
                "stddev": 419.6051816,
                "variance": 176068.5084
              },
              {
                "average": 1481.72273,
                "count": 40367630,
                "maximum": 1790.360149,
                "minimum": 1216.880149,
                "name": "Z",
                "position": 2,
                "stddev": 146.3839806,
                "variance": 21428.26977
              },
              {
                "average": 503.8130733,
                "count": 40367630,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 332.1217367,
                "variance": 110304.848
              },
              {
                "average": 1.41734843,
                "count": 40367630,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7284377625,
                "variance": 0.5306215739
              },
              {
                "average": 1.834774026,
                "count": 40367630,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.000170208,
                "variance": 1.000340444
              },
              {
                "average": 0.4965470106,
                "count": 40367630,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999880829,
                "variance": 0.2499880831
              },
              {
                "average": 0.0002905545854,
                "count": 40367630,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01704318546,
                "variance": 0.0002904701707
              },
              {
                "average": 1.334234782,
                "count": 40367630,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5530467465,
                "variance": 0.3058607039
              },
              {
                "average": -0.3769428469,
                "count": 40367630,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.8695143,
                "variance": 140.8853697
              },
              {
                "average": 0,
                "count": 40367630,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.8300534,
                "count": 40367630,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.169523135,
                "variance": 4.706830634
              },
              {
                "average": 223319117.6,
                "count": 40367630,
                "maximum": 223320796.8,
                "minimum": 223316711,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1071.592006,
                "variance": 1148309.428
              },
              {
                "average": 0,
                "count": 40367630,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40367630,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40367630,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40367630,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40367630,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696450.9391,
              5393380.426,
              1216.880149,
              698007.6191,
              5394938.766,
              1790.360149
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696450.9391151149,
                    5393380.426440626,
                    1216.8801485015374
                  ],
                  [
                    696450.9391151149,
                    5394938.766440626,
                    1216.8801485015374
                  ],
                  [
                    698007.6191151148,
                    5394938.766440626,
                    1790.3601485015374
                  ],
                  [
                    698007.6191151148,
                    5393380.426440626,
                    1790.3601485015374
                  ],
                  [
                    696450.9391151149,
                    5393380.426440626,
                    1216.8801485015374
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:19:56+00:00",
            "end_time": "2018-10-11T18:11:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35180331013642,
              48.581522250600855,
              987.847197590427
            ],
            [
              -120.351071027974,
              48.59552505255904,
              987.847197590427
            ],
            [
              -120.32998176232091,
              48.59503767324263,
              1431.907197590427
            ],
            [
              -120.33071985768083,
              48.58103510974298,
              1431.907197590427
            ],
            [
              -120.35180331013642,
              48.581522250600855,
              987.847197590427
            ]
          ]
        ]
      },
      "bbox": [
        -120.3518033,
        48.58103511,
        987.8471976,
        -120.3299818,
        48.59552505,
        1431.907198
      ],
      "properties": {
        "datetime": "2018-10-11T18:49:06Z",
        "pc:count": 42711264,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696111.5031,
            "count": 42711264,
            "maximum": 696861.3615,
            "minimum": 695304.7015,
            "name": "X",
            "position": 0,
            "stddev": 426.6894568,
            "variance": 182063.8925
          },
          {
            "average": 5385119.327,
            "count": 42711264,
            "maximum": 5385881.247,
            "minimum": 5384323.067,
            "name": "Y",
            "position": 1,
            "stddev": 439.999687,
            "variance": 193599.7246
          },
          {
            "average": 1227.986882,
            "count": 42711264,
            "maximum": 1431.907198,
            "minimum": 987.8471976,
            "name": "Z",
            "position": 2,
            "stddev": 83.56918646,
            "variance": 6983.808926
          },
          {
            "average": 659.8995999,
            "count": 42711264,
            "maximum": 4095,
            "minimum": 58,
            "name": "Intensity",
            "position": 3,
            "stddev": 450.6562756,
            "variance": 203091.0787
          },
          {
            "average": 1.494165965,
            "count": 42711264,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7486987433,
            "variance": 0.5605498082
          },
          {
            "average": 1.988377586,
            "count": 42711264,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9712565765,
            "variance": 0.9433393375
          },
          {
            "average": 0.496121351,
            "count": 42711264,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999849617,
            "variance": 0.2499849619
          },
          {
            "average": 0.0002616405827,
            "count": 42711264,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0161731918,
            "variance": 0.000261572133
          },
          {
            "average": 1.314584251,
            "count": 42711264,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5149539158,
            "variance": 0.2651775354
          },
          {
            "average": 0.8407950737,
            "count": 42711264,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.6055186,
            "variance": 112.4770249
          },
          {
            "average": 0,
            "count": 42711264,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.270047,
            "count": 42711264,
            "maximum": 133,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.210785614,
            "variance": 4.88757303
          },
          {
            "average": 223316518.6,
            "count": 42711264,
            "maximum": 223318946.8,
            "minimum": 223314751.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1153.165758,
            "variance": 1329791.265
          },
          {
            "average": 0,
            "count": 42711264,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42711264,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42711264,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42711264,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42711264,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695304.7015,
          5384323.067,
          987.8471976,
          696861.3615,
          5385881.247,
          1431.907198
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695304.7015399457,
                5384323.067428165,
                987.847197590427
              ],
              [
                695304.7015399457,
                5385881.247428165,
                987.847197590427
              ],
              [
                696861.3615399456,
                5385881.247428165,
                1431.907197590427
              ],
              [
                696861.3615399456,
                5384323.067428165,
                1431.907197590427
              ],
              [
                695304.7015399457,
                5384323.067428165,
                987.847197590427
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:49:06+00:00",
        "end_time": "2018-10-11T17:39:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3518033,
            48.58103511,
            987.8471976,
            -120.3299818,
            48.59552505,
            1431.907198
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35180331013642,
                  48.581522250600855,
                  987.847197590427
                ],
                [
                  -120.351071027974,
                  48.59552505255904,
                  987.847197590427
                ],
                [
                  -120.32998176232091,
                  48.59503767324263,
                  1431.907197590427
                ],
                [
                  -120.33071985768083,
                  48.58103510974298,
                  1431.907197590427
                ],
                [
                  -120.35180331013642,
                  48.581522250600855,
                  987.847197590427
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:49:06Z",
            "pc:count": 42711264,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696111.5031,
                "count": 42711264,
                "maximum": 696861.3615,
                "minimum": 695304.7015,
                "name": "X",
                "position": 0,
                "stddev": 426.6894568,
                "variance": 182063.8925
              },
              {
                "average": 5385119.327,
                "count": 42711264,
                "maximum": 5385881.247,
                "minimum": 5384323.067,
                "name": "Y",
                "position": 1,
                "stddev": 439.999687,
                "variance": 193599.7246
              },
              {
                "average": 1227.986882,
                "count": 42711264,
                "maximum": 1431.907198,
                "minimum": 987.8471976,
                "name": "Z",
                "position": 2,
                "stddev": 83.56918646,
                "variance": 6983.808926
              },
              {
                "average": 659.8995999,
                "count": 42711264,
                "maximum": 4095,
                "minimum": 58,
                "name": "Intensity",
                "position": 3,
                "stddev": 450.6562756,
                "variance": 203091.0787
              },
              {
                "average": 1.494165965,
                "count": 42711264,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7486987433,
                "variance": 0.5605498082
              },
              {
                "average": 1.988377586,
                "count": 42711264,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9712565765,
                "variance": 0.9433393375
              },
              {
                "average": 0.496121351,
                "count": 42711264,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999849617,
                "variance": 0.2499849619
              },
              {
                "average": 0.0002616405827,
                "count": 42711264,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0161731918,
                "variance": 0.000261572133
              },
              {
                "average": 1.314584251,
                "count": 42711264,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5149539158,
                "variance": 0.2651775354
              },
              {
                "average": 0.8407950737,
                "count": 42711264,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.6055186,
                "variance": 112.4770249
              },
              {
                "average": 0,
                "count": 42711264,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.270047,
                "count": 42711264,
                "maximum": 133,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.210785614,
                "variance": 4.88757303
              },
              {
                "average": 223316518.6,
                "count": 42711264,
                "maximum": 223318946.8,
                "minimum": 223314751.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1153.165758,
                "variance": 1329791.265
              },
              {
                "average": 0,
                "count": 42711264,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42711264,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42711264,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42711264,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42711264,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695304.7015,
              5384323.067,
              987.8471976,
              696861.3615,
              5385881.247,
              1431.907198
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695304.7015399457,
                    5384323.067428165,
                    987.847197590427
                  ],
                  [
                    695304.7015399457,
                    5385881.247428165,
                    987.847197590427
                  ],
                  [
                    696861.3615399456,
                    5385881.247428165,
                    1431.907197590427
                  ],
                  [
                    696861.3615399456,
                    5384323.067428165,
                    1431.907197590427
                  ],
                  [
                    695304.7015399457,
                    5384323.067428165,
                    987.847197590427
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:49:06+00:00",
            "end_time": "2018-10-11T17:39:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31163889708307,
              48.66261136232669,
              1402.0447400856408
            ],
            [
              -120.31089329041934,
              48.67661548504722,
              1402.0447400856408
            ],
            [
              -120.28977062354241,
              48.67612012878625,
              1870.9847400856409
            ],
            [
              -120.29052206946535,
              48.662116248538425,
              1870.9847400856409
            ],
            [
              -120.31163889708307,
              48.66261136232669,
              1402.0447400856408
            ]
          ]
        ]
      },
      "bbox": [
        -120.3116389,
        48.66211625,
        1402.04474,
        -120.2897706,
        48.67661549,
        1870.98474
      ],
      "properties": {
        "datetime": "2018-10-11T20:15:35Z",
        "pc:count": 36580236,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698737.8941,
            "count": 36580236,
            "maximum": 699505.7003,
            "minimum": 697949.0203,
            "name": "X",
            "position": 0,
            "stddev": 439.8211345,
            "variance": 193442.6304
          },
          {
            "average": 5394179.586,
            "count": 36580236,
            "maximum": 5394997.433,
            "minimum": 5393439.033,
            "name": "Y",
            "position": 1,
            "stddev": 444.6357377,
            "variance": 197700.9392
          },
          {
            "average": 1699.139776,
            "count": 36580236,
            "maximum": 1870.98474,
            "minimum": 1402.04474,
            "name": "Z",
            "position": 2,
            "stddev": 97.63658966,
            "variance": 9532.903641
          },
          {
            "average": 476.3939216,
            "count": 36580236,
            "maximum": 4095,
            "minimum": 24,
            "name": "Intensity",
            "position": 3,
            "stddev": 337.1639321,
            "variance": 113679.5171
          },
          {
            "average": 1.453470885,
            "count": 36580236,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7926774749,
            "variance": 0.6283375792
          },
          {
            "average": 1.906944258,
            "count": 36580236,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.107229944,
            "variance": 1.225958148
          },
          {
            "average": 0.496985394,
            "count": 36580236,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999909189,
            "variance": 0.249990919
          },
          {
            "average": 0.0002755859749,
            "count": 36580236,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01659849496,
            "variance": 0.0002755100348
          },
          {
            "average": 1.407074055,
            "count": 36580236,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5606842439,
            "variance": 0.3143668214
          },
          {
            "average": -2.376870753,
            "count": 36580236,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.70505797,
            "variance": 137.0083821
          },
          {
            "average": 0,
            "count": 36580236,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.9476178,
            "count": 36580236,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.929492471,
            "variance": 3.722941195
          },
          {
            "average": 223321647.4,
            "count": 36580236,
            "maximum": 223324135.8,
            "minimum": 223320081.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 949.153059,
            "variance": 900891.5293
          },
          {
            "average": 0,
            "count": 36580236,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36580236,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36580236,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36580236,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36580236,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697949.0203,
          5393439.033,
          1402.04474,
          699505.7003,
          5394997.433,
          1870.98474
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697949.0203080486,
                5393439.032902961,
                1402.0447400856408
              ],
              [
                697949.0203080486,
                5394997.432902961,
                1402.0447400856408
              ],
              [
                699505.7003080485,
                5394997.432902961,
                1870.9847400856409
              ],
              [
                699505.7003080485,
                5393439.032902961,
                1870.9847400856409
              ],
              [
                697949.0203080486,
                5393439.032902961,
                1402.0447400856408
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:15:35+00:00",
        "end_time": "2018-10-11T19:08:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3116389,
            48.66211625,
            1402.04474,
            -120.2897706,
            48.67661549,
            1870.98474
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31163889708307,
                  48.66261136232669,
                  1402.0447400856408
                ],
                [
                  -120.31089329041934,
                  48.67661548504722,
                  1402.0447400856408
                ],
                [
                  -120.28977062354241,
                  48.67612012878625,
                  1870.9847400856409
                ],
                [
                  -120.29052206946535,
                  48.662116248538425,
                  1870.9847400856409
                ],
                [
                  -120.31163889708307,
                  48.66261136232669,
                  1402.0447400856408
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:15:35Z",
            "pc:count": 36580236,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698737.8941,
                "count": 36580236,
                "maximum": 699505.7003,
                "minimum": 697949.0203,
                "name": "X",
                "position": 0,
                "stddev": 439.8211345,
                "variance": 193442.6304
              },
              {
                "average": 5394179.586,
                "count": 36580236,
                "maximum": 5394997.433,
                "minimum": 5393439.033,
                "name": "Y",
                "position": 1,
                "stddev": 444.6357377,
                "variance": 197700.9392
              },
              {
                "average": 1699.139776,
                "count": 36580236,
                "maximum": 1870.98474,
                "minimum": 1402.04474,
                "name": "Z",
                "position": 2,
                "stddev": 97.63658966,
                "variance": 9532.903641
              },
              {
                "average": 476.3939216,
                "count": 36580236,
                "maximum": 4095,
                "minimum": 24,
                "name": "Intensity",
                "position": 3,
                "stddev": 337.1639321,
                "variance": 113679.5171
              },
              {
                "average": 1.453470885,
                "count": 36580236,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7926774749,
                "variance": 0.6283375792
              },
              {
                "average": 1.906944258,
                "count": 36580236,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.107229944,
                "variance": 1.225958148
              },
              {
                "average": 0.496985394,
                "count": 36580236,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999909189,
                "variance": 0.249990919
              },
              {
                "average": 0.0002755859749,
                "count": 36580236,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01659849496,
                "variance": 0.0002755100348
              },
              {
                "average": 1.407074055,
                "count": 36580236,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5606842439,
                "variance": 0.3143668214
              },
              {
                "average": -2.376870753,
                "count": 36580236,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.70505797,
                "variance": 137.0083821
              },
              {
                "average": 0,
                "count": 36580236,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.9476178,
                "count": 36580236,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.929492471,
                "variance": 3.722941195
              },
              {
                "average": 223321647.4,
                "count": 36580236,
                "maximum": 223324135.8,
                "minimum": 223320081.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 949.153059,
                "variance": 900891.5293
              },
              {
                "average": 0,
                "count": 36580236,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36580236,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36580236,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36580236,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36580236,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697949.0203,
              5393439.033,
              1402.04474,
              699505.7003,
              5394997.433,
              1870.98474
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697949.0203080486,
                    5393439.032902961,
                    1402.0447400856408
                  ],
                  [
                    697949.0203080486,
                    5394997.432902961,
                    1402.0447400856408
                  ],
                  [
                    699505.7003080485,
                    5394997.432902961,
                    1870.9847400856409
                  ],
                  [
                    699505.7003080485,
                    5393439.032902961,
                    1870.9847400856409
                  ],
                  [
                    697949.0203080486,
                    5393439.032902961,
                    1402.0447400856408
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:15:35+00:00",
            "end_time": "2018-10-11T19:08:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3504722081009,
              48.379099139422614,
              848.1705994080537
            ],
            [
              -120.34974492463446,
              48.39309900594703,
              848.1705994080537
            ],
            [
              -120.32873784555564,
              48.39261285873029,
              1275.8105994080536
            ],
            [
              -120.3294708771443,
              48.378613229803626,
              1275.8105994080536
            ],
            [
              -120.3504722081009,
              48.379099139422614,
              848.1705994080537
            ]
          ]
        ]
      },
      "bbox": [
        -120.3504722,
        48.37861323,
        848.1705994,
        -120.3287378,
        48.39309901,
        1275.810599
      ],
      "properties": {
        "datetime": "2018-10-11T18:55:01Z",
        "pc:count": 39926995,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696964.3394,
            "count": 39926995,
            "maximum": 697739.1388,
            "minimum": 696182.3588,
            "name": "X",
            "position": 0,
            "stddev": 425.0158204,
            "variance": 180638.4476
          },
          {
            "average": 5362590.477,
            "count": 39926995,
            "maximum": 5363386.794,
            "minimum": 5361828.994,
            "name": "Y",
            "position": 1,
            "stddev": 435.6852689,
            "variance": 189821.6535
          },
          {
            "average": 1061.481361,
            "count": 39926995,
            "maximum": 1275.810599,
            "minimum": 848.1705994,
            "name": "Z",
            "position": 2,
            "stddev": 91.10026142,
            "variance": 8299.25763
          },
          {
            "average": 534.6414633,
            "count": 39926995,
            "maximum": 2281,
            "minimum": 60,
            "name": "Intensity",
            "position": 3,
            "stddev": 301.3522082,
            "variance": 90813.15341
          },
          {
            "average": 1.410501116,
            "count": 39926995,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6678331804,
            "variance": 0.4460011568
          },
          {
            "average": 1.821044584,
            "count": 39926995,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8712062317,
            "variance": 0.7590002982
          },
          {
            "average": 0.497384013,
            "count": 39926995,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999931628,
            "variance": 0.2499931629
          },
          {
            "average": 0.0002649836282,
            "count": 39926995,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01627616105,
            "variance": 0.0002649134186
          },
          {
            "average": 1.289115322,
            "count": 39926995,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5141867234,
            "variance": 0.2643879865
          },
          {
            "average": 0.3111472188,
            "count": 39926995,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.32132377,
            "variance": 106.5297243
          },
          {
            "average": 0,
            "count": 39926995,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.9154962,
            "count": 39926995,
            "maximum": 134,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.233387496,
            "variance": 4.988019708
          },
          {
            "average": 223316595.6,
            "count": 39926995,
            "maximum": 223319301.8,
            "minimum": 223315105.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1166.468343,
            "variance": 1360648.395
          },
          {
            "average": 0,
            "count": 39926995,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39926995,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39926995,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39926995,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39926995,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696182.3588,
          5361828.994,
          848.1705994,
          697739.1388,
          5363386.794,
          1275.810599
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696182.3587742547,
                5361828.9939016355,
                848.1705994080537
              ],
              [
                696182.3587742547,
                5363386.793901636,
                848.1705994080537
              ],
              [
                697739.1387742547,
                5363386.793901636,
                1275.8105994080536
              ],
              [
                697739.1387742547,
                5361828.9939016355,
                1275.8105994080536
              ],
              [
                696182.3587742547,
                5361828.9939016355,
                848.1705994080537
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:55:01+00:00",
        "end_time": "2018-10-11T17:45:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3504722,
            48.37861323,
            848.1705994,
            -120.3287378,
            48.39309901,
            1275.810599
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3504722081009,
                  48.379099139422614,
                  848.1705994080537
                ],
                [
                  -120.34974492463446,
                  48.39309900594703,
                  848.1705994080537
                ],
                [
                  -120.32873784555564,
                  48.39261285873029,
                  1275.8105994080536
                ],
                [
                  -120.3294708771443,
                  48.378613229803626,
                  1275.8105994080536
                ],
                [
                  -120.3504722081009,
                  48.379099139422614,
                  848.1705994080537
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:55:01Z",
            "pc:count": 39926995,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696964.3394,
                "count": 39926995,
                "maximum": 697739.1388,
                "minimum": 696182.3588,
                "name": "X",
                "position": 0,
                "stddev": 425.0158204,
                "variance": 180638.4476
              },
              {
                "average": 5362590.477,
                "count": 39926995,
                "maximum": 5363386.794,
                "minimum": 5361828.994,
                "name": "Y",
                "position": 1,
                "stddev": 435.6852689,
                "variance": 189821.6535
              },
              {
                "average": 1061.481361,
                "count": 39926995,
                "maximum": 1275.810599,
                "minimum": 848.1705994,
                "name": "Z",
                "position": 2,
                "stddev": 91.10026142,
                "variance": 8299.25763
              },
              {
                "average": 534.6414633,
                "count": 39926995,
                "maximum": 2281,
                "minimum": 60,
                "name": "Intensity",
                "position": 3,
                "stddev": 301.3522082,
                "variance": 90813.15341
              },
              {
                "average": 1.410501116,
                "count": 39926995,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6678331804,
                "variance": 0.4460011568
              },
              {
                "average": 1.821044584,
                "count": 39926995,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8712062317,
                "variance": 0.7590002982
              },
              {
                "average": 0.497384013,
                "count": 39926995,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999931628,
                "variance": 0.2499931629
              },
              {
                "average": 0.0002649836282,
                "count": 39926995,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01627616105,
                "variance": 0.0002649134186
              },
              {
                "average": 1.289115322,
                "count": 39926995,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5141867234,
                "variance": 0.2643879865
              },
              {
                "average": 0.3111472188,
                "count": 39926995,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.32132377,
                "variance": 106.5297243
              },
              {
                "average": 0,
                "count": 39926995,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.9154962,
                "count": 39926995,
                "maximum": 134,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.233387496,
                "variance": 4.988019708
              },
              {
                "average": 223316595.6,
                "count": 39926995,
                "maximum": 223319301.8,
                "minimum": 223315105.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1166.468343,
                "variance": 1360648.395
              },
              {
                "average": 0,
                "count": 39926995,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39926995,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39926995,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39926995,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39926995,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696182.3588,
              5361828.994,
              848.1705994,
              697739.1388,
              5363386.794,
              1275.810599
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696182.3587742547,
                    5361828.9939016355,
                    848.1705994080537
                  ],
                  [
                    696182.3587742547,
                    5363386.793901636,
                    848.1705994080537
                  ],
                  [
                    697739.1387742547,
                    5363386.793901636,
                    1275.8105994080536
                  ],
                  [
                    697739.1387742547,
                    5361828.9939016355,
                    1275.8105994080536
                  ],
                  [
                    696182.3587742547,
                    5361828.9939016355,
                    848.1705994080537
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:55:01+00:00",
            "end_time": "2018-10-11T17:45:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3509152597102,
              48.446569462792844,
              1147.6290548249885
            ],
            [
              -120.35018630797173,
              48.46057042760144,
              1147.6290548249885
            ],
            [
              -120.32915139659013,
              48.46008385618468,
              1671.4090548249883
            ],
            [
              -120.32988611823546,
              48.44608312926785,
              1671.4090548249883
            ],
            [
              -120.3509152597102,
              48.446569462792844,
              1147.6290548249885
            ]
          ]
        ]
      },
      "bbox": [
        -120.3509153,
        48.44608313,
        1147.629055,
        -120.3291514,
        48.46057043,
        1671.409055
      ],
      "properties": {
        "datetime": "2018-10-11T18:53:05Z",
        "pc:count": 45111672,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696699.755,
            "count": 45111672,
            "maximum": 697446.8361,
            "minimum": 695890.0561,
            "name": "X",
            "position": 0,
            "stddev": 424.963014,
            "variance": 180593.5633
          },
          {
            "average": 5370122.858,
            "count": 45111672,
            "maximum": 5370884.44,
            "minimum": 5369326.5,
            "name": "Y",
            "position": 1,
            "stddev": 434.3885207,
            "variance": 188693.387
          },
          {
            "average": 1444.777734,
            "count": 45111672,
            "maximum": 1671.409055,
            "minimum": 1147.629055,
            "name": "Z",
            "position": 2,
            "stddev": 97.40077781,
            "variance": 9486.911517
          },
          {
            "average": 576.1179732,
            "count": 45111672,
            "maximum": 4095,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 392.7796583,
            "variance": 154275.8599
          },
          {
            "average": 1.586447516,
            "count": 45111672,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8315972069,
            "variance": 0.6915539145
          },
          {
            "average": 2.172775507,
            "count": 45111672,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069672252,
            "variance": 1.144198727
          },
          {
            "average": 0.4967173906,
            "count": 45111672,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892299,
            "variance": 0.24998923
          },
          {
            "average": 0.0002605534107,
            "count": 45111672,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01613956407,
            "variance": 0.0002604855284
          },
          {
            "average": 1.270013778,
            "count": 45111672,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5165477761,
            "variance": 0.266821605
          },
          {
            "average": 1.533465343,
            "count": 45111672,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.14807041,
            "variance": 124.2794739
          },
          {
            "average": 0,
            "count": 45111672,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.8820008,
            "count": 45111672,
            "maximum": 134,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.084913108,
            "variance": 4.34686267
          },
          {
            "average": 223316576.4,
            "count": 45111672,
            "maximum": 223319185.8,
            "minimum": 223314988.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1074.907769,
            "variance": 1155426.711
          },
          {
            "average": 0,
            "count": 45111672,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45111672,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45111672,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45111672,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45111672,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695890.0561,
          5369326.5,
          1147.629055,
          697446.8361,
          5370884.44,
          1671.409055
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695890.0561285544,
                5369326.4998816,
                1147.6290548249885
              ],
              [
                695890.0561285544,
                5370884.4398815995,
                1147.6290548249885
              ],
              [
                697446.8361285544,
                5370884.4398815995,
                1671.4090548249883
              ],
              [
                697446.8361285544,
                5369326.4998816,
                1671.4090548249883
              ],
              [
                695890.0561285544,
                5369326.4998816,
                1147.6290548249885
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:53:05+00:00",
        "end_time": "2018-10-11T17:43:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3509153,
            48.44608313,
            1147.629055,
            -120.3291514,
            48.46057043,
            1671.409055
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3509152597102,
                  48.446569462792844,
                  1147.6290548249885
                ],
                [
                  -120.35018630797173,
                  48.46057042760144,
                  1147.6290548249885
                ],
                [
                  -120.32915139659013,
                  48.46008385618468,
                  1671.4090548249883
                ],
                [
                  -120.32988611823546,
                  48.44608312926785,
                  1671.4090548249883
                ],
                [
                  -120.3509152597102,
                  48.446569462792844,
                  1147.6290548249885
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:53:05Z",
            "pc:count": 45111672,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696699.755,
                "count": 45111672,
                "maximum": 697446.8361,
                "minimum": 695890.0561,
                "name": "X",
                "position": 0,
                "stddev": 424.963014,
                "variance": 180593.5633
              },
              {
                "average": 5370122.858,
                "count": 45111672,
                "maximum": 5370884.44,
                "minimum": 5369326.5,
                "name": "Y",
                "position": 1,
                "stddev": 434.3885207,
                "variance": 188693.387
              },
              {
                "average": 1444.777734,
                "count": 45111672,
                "maximum": 1671.409055,
                "minimum": 1147.629055,
                "name": "Z",
                "position": 2,
                "stddev": 97.40077781,
                "variance": 9486.911517
              },
              {
                "average": 576.1179732,
                "count": 45111672,
                "maximum": 4095,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 392.7796583,
                "variance": 154275.8599
              },
              {
                "average": 1.586447516,
                "count": 45111672,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8315972069,
                "variance": 0.6915539145
              },
              {
                "average": 2.172775507,
                "count": 45111672,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069672252,
                "variance": 1.144198727
              },
              {
                "average": 0.4967173906,
                "count": 45111672,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892299,
                "variance": 0.24998923
              },
              {
                "average": 0.0002605534107,
                "count": 45111672,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01613956407,
                "variance": 0.0002604855284
              },
              {
                "average": 1.270013778,
                "count": 45111672,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5165477761,
                "variance": 0.266821605
              },
              {
                "average": 1.533465343,
                "count": 45111672,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.14807041,
                "variance": 124.2794739
              },
              {
                "average": 0,
                "count": 45111672,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.8820008,
                "count": 45111672,
                "maximum": 134,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.084913108,
                "variance": 4.34686267
              },
              {
                "average": 223316576.4,
                "count": 45111672,
                "maximum": 223319185.8,
                "minimum": 223314988.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1074.907769,
                "variance": 1155426.711
              },
              {
                "average": 0,
                "count": 45111672,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45111672,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45111672,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45111672,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45111672,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695890.0561,
              5369326.5,
              1147.629055,
              697446.8361,
              5370884.44,
              1671.409055
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695890.0561285544,
                    5369326.4998816,
                    1147.6290548249885
                  ],
                  [
                    695890.0561285544,
                    5370884.4398815995,
                    1147.6290548249885
                  ],
                  [
                    697446.8361285544,
                    5370884.4398815995,
                    1671.4090548249883
                  ],
                  [
                    697446.8361285544,
                    5369326.4998816,
                    1671.4090548249883
                  ],
                  [
                    695890.0561285544,
                    5369326.4998816,
                    1147.6290548249885
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:53:05+00:00",
            "end_time": "2018-10-11T17:43:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29047864151094,
              48.51420512988551,
              486.147225771376
            ],
            [
              -120.28973125082875,
              48.52820613588364,
              486.147225771376
            ],
            [
              -120.2686688501267,
              48.52770798602601,
              935.0272257713759
            ],
            [
              -120.26942203149663,
              48.51370722365243,
              935.0272257713759
            ],
            [
              -120.29047864151094,
              48.51420512988551,
              486.147225771376
            ]
          ]
        ]
      },
      "bbox": [
        -120.2904786,
        48.51370722,
        486.1472258,
        -120.2686689,
        48.52820614,
        935.0272258
      ],
      "properties": {
        "datetime": "2018-10-11T21:20:24Z",
        "pc:count": 36439341,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700853.8198,
            "count": 36439341,
            "maximum": 701649.1894,
            "minimum": 700092.3694,
            "name": "X",
            "position": 0,
            "stddev": 424.5609282,
            "variance": 180251.9818
          },
          {
            "average": 5377776.799,
            "count": 36439341,
            "maximum": 5378558.074,
            "minimum": 5377000.034,
            "name": "Y",
            "position": 1,
            "stddev": 431.4233632,
            "variance": 186126.1183
          },
          {
            "average": 613.9451533,
            "count": 36439341,
            "maximum": 935.0272258,
            "minimum": 486.1472258,
            "name": "Z",
            "position": 2,
            "stddev": 72.06579243,
            "variance": 5193.478439
          },
          {
            "average": 894.944261,
            "count": 36439341,
            "maximum": 4095,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.0065783,
            "variance": 141380.9469
          },
          {
            "average": 1.080198459,
            "count": 36439341,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2944833959,
            "variance": 0.08672047044
          },
          {
            "average": 1.16041761,
            "count": 36439341,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4166039812,
            "variance": 0.1735588772
          },
          {
            "average": 0.4968941123,
            "count": 36439341,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999903602,
            "variance": 0.2499903603
          },
          {
            "average": 0.0002686931139,
            "count": 36439341,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01638965909,
            "variance": 0.0002686209252
          },
          {
            "average": 1.468713142,
            "count": 36439341,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5207226287,
            "variance": 0.2711520561
          },
          {
            "average": -0.7426801132,
            "count": 36439341,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.762133374,
            "variance": 95.29924802
          },
          {
            "average": 0,
            "count": 36439341,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 125.0684705,
            "count": 36439341,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 33.91243709,
            "variance": 1150.053389
          },
          {
            "average": 223040326.3,
            "count": 36439341,
            "maximum": 223328024.7,
            "minimum": 222115584.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 512509.8332,
            "variance": 262666329100.0
          },
          {
            "average": 0,
            "count": 36439341,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36439341,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36439341,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36439341,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36439341,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700092.3694,
          5377000.034,
          486.1472258,
          701649.1894,
          5378558.074,
          935.0272258
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700092.369424929,
                5377000.034112329,
                486.147225771376
              ],
              [
                700092.369424929,
                5378558.074112328,
                486.147225771376
              ],
              [
                701649.1894249291,
                5378558.074112328,
                935.0272257713759
              ],
              [
                701649.1894249291,
                5377000.034112329,
                935.0272257713759
              ],
              [
                700092.369424929,
                5377000.034112329,
                486.147225771376
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:20:24+00:00",
        "end_time": "2018-09-27T20:33:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2904786,
            48.51370722,
            486.1472258,
            -120.2686689,
            48.52820614,
            935.0272258
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29047864151094,
                  48.51420512988551,
                  486.147225771376
                ],
                [
                  -120.28973125082875,
                  48.52820613588364,
                  486.147225771376
                ],
                [
                  -120.2686688501267,
                  48.52770798602601,
                  935.0272257713759
                ],
                [
                  -120.26942203149663,
                  48.51370722365243,
                  935.0272257713759
                ],
                [
                  -120.29047864151094,
                  48.51420512988551,
                  486.147225771376
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:20:24Z",
            "pc:count": 36439341,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700853.8198,
                "count": 36439341,
                "maximum": 701649.1894,
                "minimum": 700092.3694,
                "name": "X",
                "position": 0,
                "stddev": 424.5609282,
                "variance": 180251.9818
              },
              {
                "average": 5377776.799,
                "count": 36439341,
                "maximum": 5378558.074,
                "minimum": 5377000.034,
                "name": "Y",
                "position": 1,
                "stddev": 431.4233632,
                "variance": 186126.1183
              },
              {
                "average": 613.9451533,
                "count": 36439341,
                "maximum": 935.0272258,
                "minimum": 486.1472258,
                "name": "Z",
                "position": 2,
                "stddev": 72.06579243,
                "variance": 5193.478439
              },
              {
                "average": 894.944261,
                "count": 36439341,
                "maximum": 4095,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.0065783,
                "variance": 141380.9469
              },
              {
                "average": 1.080198459,
                "count": 36439341,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2944833959,
                "variance": 0.08672047044
              },
              {
                "average": 1.16041761,
                "count": 36439341,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4166039812,
                "variance": 0.1735588772
              },
              {
                "average": 0.4968941123,
                "count": 36439341,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999903602,
                "variance": 0.2499903603
              },
              {
                "average": 0.0002686931139,
                "count": 36439341,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01638965909,
                "variance": 0.0002686209252
              },
              {
                "average": 1.468713142,
                "count": 36439341,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5207226287,
                "variance": 0.2711520561
              },
              {
                "average": -0.7426801132,
                "count": 36439341,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.762133374,
                "variance": 95.29924802
              },
              {
                "average": 0,
                "count": 36439341,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 125.0684705,
                "count": 36439341,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 33.91243709,
                "variance": 1150.053389
              },
              {
                "average": 223040326.3,
                "count": 36439341,
                "maximum": 223328024.7,
                "minimum": 222115584.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 512509.8332,
                "variance": 262666329100.0
              },
              {
                "average": 0,
                "count": 36439341,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36439341,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36439341,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36439341,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36439341,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700092.3694,
              5377000.034,
              486.1472258,
              701649.1894,
              5378558.074,
              935.0272258
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700092.369424929,
                    5377000.034112329,
                    486.147225771376
                  ],
                  [
                    700092.369424929,
                    5378558.074112328,
                    486.147225771376
                  ],
                  [
                    701649.1894249291,
                    5378558.074112328,
                    935.0272257713759
                  ],
                  [
                    701649.1894249291,
                    5377000.034112329,
                    935.0272257713759
                  ],
                  [
                    700092.369424929,
                    5377000.034112329,
                    486.147225771376
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:20:24+00:00",
            "end_time": "2018-09-27T20:33:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39105509400422,
              48.39246833399459,
              1159.2623020235862
            ],
            [
              -120.39033864329599,
              48.406467904954766,
              1159.2623020235862
            ],
            [
              -120.36932671993698,
              48.40598910164632,
              1752.0623020235864
            ],
            [
              -120.37004892306102,
              48.3919897647029,
              1752.0623020235864
            ],
            [
              -120.39105509400422,
              48.39246833399459,
              1159.2623020235862
            ]
          ]
        ]
      },
      "bbox": [
        -120.3910551,
        48.39198976,
        1159.262302,
        -120.3693267,
        48.4064679,
        1752.062302
      ],
      "properties": {
        "datetime": "2018-10-04T18:04:10Z",
        "pc:count": 49253908,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 693862.0602,
            "count": 49253908,
            "maximum": 694683.7352,
            "minimum": 693127.0552,
            "name": "X",
            "position": 0,
            "stddev": 410.8414182,
            "variance": 168790.6709
          },
          {
            "average": 5363979.417,
            "count": 49253908,
            "maximum": 5364769.417,
            "minimum": 5363211.697,
            "name": "Y",
            "position": 1,
            "stddev": 429.6812046,
            "variance": 184625.9376
          },
          {
            "average": 1453.609466,
            "count": 49253908,
            "maximum": 1752.062302,
            "minimum": 1159.262302,
            "name": "Z",
            "position": 2,
            "stddev": 127.0226247,
            "variance": 16134.74718
          },
          {
            "average": 595.6692162,
            "count": 49253908,
            "maximum": 4095,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 355.0437508,
            "variance": 126056.065
          },
          {
            "average": 1.397049631,
            "count": 49253908,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7129380675,
            "variance": 0.5082806881
          },
          {
            "average": 1.794262214,
            "count": 49253908,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9850339564,
            "variance": 0.9702918953
          },
          {
            "average": 0.4973706452,
            "count": 49253908,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930915,
            "variance": 0.2499930916
          },
          {
            "average": 0.0002378897528,
            "count": 49253908,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01542184056,
            "variance": 0.0002378331661
          },
          {
            "average": 1.291826387,
            "count": 49253908,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5068071779,
            "variance": 0.2568535155
          },
          {
            "average": 0.0491049306,
            "count": 49253908,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.88302423,
            "variance": 118.4402165
          },
          {
            "average": 0,
            "count": 49253908,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.7915104,
            "count": 49253908,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.662294591,
            "variance": 7.08781249
          },
          {
            "average": 222708667.9,
            "count": 49253908,
            "maximum": 222711450,
            "minimum": 222704754,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2132.45747,
            "variance": 4547374.86
          },
          {
            "average": 0,
            "count": 49253908,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49253908,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49253908,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49253908,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49253908,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693127.0552,
          5363211.697,
          1159.262302,
          694683.7352,
          5364769.417,
          1752.062302
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693127.0551801723,
                5363211.6972674625,
                1159.2623020235862
              ],
              [
                693127.0551801723,
                5364769.417267463,
                1159.2623020235862
              ],
              [
                694683.7351801723,
                5364769.417267463,
                1752.0623020235864
              ],
              [
                694683.7351801723,
                5363211.6972674625,
                1752.0623020235864
              ],
              [
                693127.0551801723,
                5363211.6972674625,
                1159.2623020235862
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:04:10+00:00",
        "end_time": "2018-10-04T16:12:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3910551,
            48.39198976,
            1159.262302,
            -120.3693267,
            48.4064679,
            1752.062302
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39105509400422,
                  48.39246833399459,
                  1159.2623020235862
                ],
                [
                  -120.39033864329599,
                  48.406467904954766,
                  1159.2623020235862
                ],
                [
                  -120.36932671993698,
                  48.40598910164632,
                  1752.0623020235864
                ],
                [
                  -120.37004892306102,
                  48.3919897647029,
                  1752.0623020235864
                ],
                [
                  -120.39105509400422,
                  48.39246833399459,
                  1159.2623020235862
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:04:10Z",
            "pc:count": 49253908,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 693862.0602,
                "count": 49253908,
                "maximum": 694683.7352,
                "minimum": 693127.0552,
                "name": "X",
                "position": 0,
                "stddev": 410.8414182,
                "variance": 168790.6709
              },
              {
                "average": 5363979.417,
                "count": 49253908,
                "maximum": 5364769.417,
                "minimum": 5363211.697,
                "name": "Y",
                "position": 1,
                "stddev": 429.6812046,
                "variance": 184625.9376
              },
              {
                "average": 1453.609466,
                "count": 49253908,
                "maximum": 1752.062302,
                "minimum": 1159.262302,
                "name": "Z",
                "position": 2,
                "stddev": 127.0226247,
                "variance": 16134.74718
              },
              {
                "average": 595.6692162,
                "count": 49253908,
                "maximum": 4095,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 355.0437508,
                "variance": 126056.065
              },
              {
                "average": 1.397049631,
                "count": 49253908,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7129380675,
                "variance": 0.5082806881
              },
              {
                "average": 1.794262214,
                "count": 49253908,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9850339564,
                "variance": 0.9702918953
              },
              {
                "average": 0.4973706452,
                "count": 49253908,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930915,
                "variance": 0.2499930916
              },
              {
                "average": 0.0002378897528,
                "count": 49253908,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01542184056,
                "variance": 0.0002378331661
              },
              {
                "average": 1.291826387,
                "count": 49253908,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5068071779,
                "variance": 0.2568535155
              },
              {
                "average": 0.0491049306,
                "count": 49253908,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.88302423,
                "variance": 118.4402165
              },
              {
                "average": 0,
                "count": 49253908,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.7915104,
                "count": 49253908,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.662294591,
                "variance": 7.08781249
              },
              {
                "average": 222708667.9,
                "count": 49253908,
                "maximum": 222711450,
                "minimum": 222704754,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2132.45747,
                "variance": 4547374.86
              },
              {
                "average": 0,
                "count": 49253908,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49253908,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49253908,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49253908,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49253908,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693127.0552,
              5363211.697,
              1159.262302,
              694683.7352,
              5364769.417,
              1752.062302
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693127.0551801723,
                    5363211.6972674625,
                    1159.2623020235862
                  ],
                  [
                    693127.0551801723,
                    5364769.417267463,
                    1159.2623020235862
                  ],
                  [
                    694683.7351801723,
                    5364769.417267463,
                    1752.0623020235864
                  ],
                  [
                    694683.7351801723,
                    5363211.6972674625,
                    1752.0623020235864
                  ],
                  [
                    693127.0551801723,
                    5363211.6972674625,
                    1159.2623020235862
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:04:10+00:00",
            "end_time": "2018-10-04T16:12:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39003746911465,
              48.30446691276205,
              1777.1706996384517
            ],
            [
              -120.38965245255115,
              48.31201197801753,
              1777.1706996384517
            ],
            [
              -120.36937023352846,
              48.31154956124636,
              2194.6906996384514
            ],
            [
              -120.36975823326529,
              48.304004617765266,
              2194.6906996384514
            ],
            [
              -120.39003746911465,
              48.30446691276205,
              1777.1706996384517
            ]
          ]
        ]
      },
      "bbox": [
        -120.3900375,
        48.30400462,
        1777.1707,
        -120.3693702,
        48.31201198,
        2194.6907
      ],
      "properties": {
        "datetime": "2018-10-04T18:01:23Z",
        "pc:count": 22351362,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694105.3336,
            "count": 22351362,
            "maximum": 695040.9041,
            "minimum": 693535.5041,
            "name": "X",
            "position": 0,
            "stddev": 388.0748528,
            "variance": 150602.0914
          },
          {
            "average": 5353887.275,
            "count": 22351362,
            "maximum": 5354273.371,
            "minimum": 5353433.851,
            "name": "Y",
            "position": 1,
            "stddev": 210.9394182,
            "variance": 44495.43816
          },
          {
            "average": 1969.071285,
            "count": 22351362,
            "maximum": 2194.6907,
            "minimum": 1777.1707,
            "name": "Z",
            "position": 2,
            "stddev": 87.72829731,
            "variance": 7696.254149
          },
          {
            "average": 449.1473921,
            "count": 22351362,
            "maximum": 2124,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 248.3694378,
            "variance": 61687.37761
          },
          {
            "average": 1.110739202,
            "count": 22351362,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4241134784,
            "variance": 0.1798722425
          },
          {
            "average": 1.221978195,
            "count": 22351362,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6463912626,
            "variance": 0.4178216644
          },
          {
            "average": 0.4966203849,
            "count": 22351362,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885893,
            "variance": 0.2499885894
          },
          {
            "average": 0.0002602973367,
            "count": 22351362,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01613163332,
            "variance": 0.0002602295936
          },
          {
            "average": 1.437162219,
            "count": 22351362,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5406238183,
            "variance": 0.2922741129
          },
          {
            "average": 2.398191613,
            "count": 22351362,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.80097736,
            "variance": 163.8650213
          },
          {
            "average": 0,
            "count": 22351362,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 101.6750803,
            "count": 22351362,
            "maximum": 106,
            "minimum": 99,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.066444684,
            "variance": 4.270193632
          },
          {
            "average": 222708612.4,
            "count": 22351362,
            "maximum": 222711283.1,
            "minimum": 222706150.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1824.963084,
            "variance": 3330490.258
          },
          {
            "average": 0,
            "count": 22351362,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22351362,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22351362,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22351362,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22351362,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693535.5041,
          5353433.851,
          1777.1707,
          695040.9041,
          5354273.371,
          2194.6907
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693535.5040983183,
                5353433.851457257,
                1777.1706996384517
              ],
              [
                693535.5040983183,
                5354273.371457256,
                1777.1706996384517
              ],
              [
                695040.9040983182,
                5354273.371457256,
                2194.6906996384514
              ],
              [
                695040.9040983182,
                5353433.851457257,
                2194.6906996384514
              ],
              [
                693535.5040983183,
                5353433.851457257,
                1777.1706996384517
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:01:23+00:00",
        "end_time": "2018-10-04T16:35:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3900375,
            48.30400462,
            1777.1707,
            -120.3693702,
            48.31201198,
            2194.6907
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39003746911465,
                  48.30446691276205,
                  1777.1706996384517
                ],
                [
                  -120.38965245255115,
                  48.31201197801753,
                  1777.1706996384517
                ],
                [
                  -120.36937023352846,
                  48.31154956124636,
                  2194.6906996384514
                ],
                [
                  -120.36975823326529,
                  48.304004617765266,
                  2194.6906996384514
                ],
                [
                  -120.39003746911465,
                  48.30446691276205,
                  1777.1706996384517
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:01:23Z",
            "pc:count": 22351362,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694105.3336,
                "count": 22351362,
                "maximum": 695040.9041,
                "minimum": 693535.5041,
                "name": "X",
                "position": 0,
                "stddev": 388.0748528,
                "variance": 150602.0914
              },
              {
                "average": 5353887.275,
                "count": 22351362,
                "maximum": 5354273.371,
                "minimum": 5353433.851,
                "name": "Y",
                "position": 1,
                "stddev": 210.9394182,
                "variance": 44495.43816
              },
              {
                "average": 1969.071285,
                "count": 22351362,
                "maximum": 2194.6907,
                "minimum": 1777.1707,
                "name": "Z",
                "position": 2,
                "stddev": 87.72829731,
                "variance": 7696.254149
              },
              {
                "average": 449.1473921,
                "count": 22351362,
                "maximum": 2124,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 248.3694378,
                "variance": 61687.37761
              },
              {
                "average": 1.110739202,
                "count": 22351362,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4241134784,
                "variance": 0.1798722425
              },
              {
                "average": 1.221978195,
                "count": 22351362,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6463912626,
                "variance": 0.4178216644
              },
              {
                "average": 0.4966203849,
                "count": 22351362,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885893,
                "variance": 0.2499885894
              },
              {
                "average": 0.0002602973367,
                "count": 22351362,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01613163332,
                "variance": 0.0002602295936
              },
              {
                "average": 1.437162219,
                "count": 22351362,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5406238183,
                "variance": 0.2922741129
              },
              {
                "average": 2.398191613,
                "count": 22351362,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.80097736,
                "variance": 163.8650213
              },
              {
                "average": 0,
                "count": 22351362,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 101.6750803,
                "count": 22351362,
                "maximum": 106,
                "minimum": 99,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.066444684,
                "variance": 4.270193632
              },
              {
                "average": 222708612.4,
                "count": 22351362,
                "maximum": 222711283.1,
                "minimum": 222706150.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1824.963084,
                "variance": 3330490.258
              },
              {
                "average": 0,
                "count": 22351362,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22351362,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22351362,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22351362,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22351362,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693535.5041,
              5353433.851,
              1777.1707,
              695040.9041,
              5354273.371,
              2194.6907
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693535.5040983183,
                    5353433.851457257,
                    1777.1706996384517
                  ],
                  [
                    693535.5040983183,
                    5354273.371457256,
                    1777.1706996384517
                  ],
                  [
                    695040.9040983182,
                    5354273.371457256,
                    2194.6906996384514
                  ],
                  [
                    695040.9040983182,
                    5353433.851457257,
                    2194.6906996384514
                  ],
                  [
                    693535.5040983183,
                    5353433.851457257,
                    1777.1706996384517
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:01:23+00:00",
            "end_time": "2018-10-04T16:35:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33207259061498,
              48.67605471543638,
              1293.6047517109846
            ],
            [
              -120.33133229740002,
              48.69005903931278,
              1293.6047517109846
            ],
            [
              -120.31020501025782,
              48.68956736152435,
              1806.8047517109844
            ],
            [
              -120.31095114706316,
              48.67556327833829,
              1806.8047517109844
            ],
            [
              -120.33207259061498,
              48.67605471543638,
              1293.6047517109846
            ]
          ]
        ]
      },
      "bbox": [
        -120.3320726,
        48.67556328,
        1293.604752,
        -120.310205,
        48.69005904,
        1806.804752
      ],
      "properties": {
        "datetime": "2018-10-11T19:19:33Z",
        "pc:count": 38360572,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697158.514,
            "count": 38360572,
            "maximum": 697948.8867,
            "minimum": 696392.3067,
            "name": "X",
            "position": 0,
            "stddev": 444.5355504,
            "variance": 197611.8556
          },
          {
            "average": 5395652.319,
            "count": 38360572,
            "maximum": 5396438.737,
            "minimum": 5394880.337,
            "name": "Y",
            "position": 1,
            "stddev": 448.3860205,
            "variance": 201050.0234
          },
          {
            "average": 1543.292542,
            "count": 38360572,
            "maximum": 1806.804752,
            "minimum": 1293.604752,
            "name": "Z",
            "position": 2,
            "stddev": 131.623758,
            "variance": 17324.81368
          },
          {
            "average": 466.4234094,
            "count": 38360572,
            "maximum": 4095,
            "minimum": 37,
            "name": "Intensity",
            "position": 3,
            "stddev": 317.4058483,
            "variance": 100746.4725
          },
          {
            "average": 1.40461172,
            "count": 38360572,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7317932836,
            "variance": 0.53552141
          },
          {
            "average": 1.809216531,
            "count": 38360572,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.018909528,
            "variance": 1.038176626
          },
          {
            "average": 0.4966495286,
            "count": 38360572,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887807,
            "variance": 0.2499887809
          },
          {
            "average": 0.0002933480762,
            "count": 38360572,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01712489506,
            "variance": 0.0002932620308
          },
          {
            "average": 1.371029869,
            "count": 38360572,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5616050338,
            "variance": 0.3154002139
          },
          {
            "average": -0.3552249497,
            "count": 38360572,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.0084211,
            "variance": 144.2021774
          },
          {
            "average": 0,
            "count": 38360572,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.7143954,
            "count": 38360572,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.165672995,
            "variance": 4.690139521
          },
          {
            "average": 223319052.2,
            "count": 38360572,
            "maximum": 223320773.3,
            "minimum": 223316687.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1073.701993,
            "variance": 1152835.969
          },
          {
            "average": 0,
            "count": 38360572,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38360572,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38360572,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38360572,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38360572,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696392.3067,
          5394880.337,
          1293.604752,
          697948.8867,
          5396438.737,
          1806.804752
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696392.3067049547,
                5394880.336867976,
                1293.6047517109846
              ],
              [
                696392.3067049547,
                5396438.736867976,
                1293.6047517109846
              ],
              [
                697948.8867049548,
                5396438.736867976,
                1806.8047517109844
              ],
              [
                697948.8867049548,
                5394880.336867976,
                1806.8047517109844
              ],
              [
                696392.3067049547,
                5394880.336867976,
                1293.6047517109846
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:19:33+00:00",
        "end_time": "2018-10-11T18:11:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3320726,
            48.67556328,
            1293.604752,
            -120.310205,
            48.69005904,
            1806.804752
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33207259061498,
                  48.67605471543638,
                  1293.6047517109846
                ],
                [
                  -120.33133229740002,
                  48.69005903931278,
                  1293.6047517109846
                ],
                [
                  -120.31020501025782,
                  48.68956736152435,
                  1806.8047517109844
                ],
                [
                  -120.31095114706316,
                  48.67556327833829,
                  1806.8047517109844
                ],
                [
                  -120.33207259061498,
                  48.67605471543638,
                  1293.6047517109846
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:19:33Z",
            "pc:count": 38360572,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697158.514,
                "count": 38360572,
                "maximum": 697948.8867,
                "minimum": 696392.3067,
                "name": "X",
                "position": 0,
                "stddev": 444.5355504,
                "variance": 197611.8556
              },
              {
                "average": 5395652.319,
                "count": 38360572,
                "maximum": 5396438.737,
                "minimum": 5394880.337,
                "name": "Y",
                "position": 1,
                "stddev": 448.3860205,
                "variance": 201050.0234
              },
              {
                "average": 1543.292542,
                "count": 38360572,
                "maximum": 1806.804752,
                "minimum": 1293.604752,
                "name": "Z",
                "position": 2,
                "stddev": 131.623758,
                "variance": 17324.81368
              },
              {
                "average": 466.4234094,
                "count": 38360572,
                "maximum": 4095,
                "minimum": 37,
                "name": "Intensity",
                "position": 3,
                "stddev": 317.4058483,
                "variance": 100746.4725
              },
              {
                "average": 1.40461172,
                "count": 38360572,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7317932836,
                "variance": 0.53552141
              },
              {
                "average": 1.809216531,
                "count": 38360572,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.018909528,
                "variance": 1.038176626
              },
              {
                "average": 0.4966495286,
                "count": 38360572,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887807,
                "variance": 0.2499887809
              },
              {
                "average": 0.0002933480762,
                "count": 38360572,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01712489506,
                "variance": 0.0002932620308
              },
              {
                "average": 1.371029869,
                "count": 38360572,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5616050338,
                "variance": 0.3154002139
              },
              {
                "average": -0.3552249497,
                "count": 38360572,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.0084211,
                "variance": 144.2021774
              },
              {
                "average": 0,
                "count": 38360572,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.7143954,
                "count": 38360572,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.165672995,
                "variance": 4.690139521
              },
              {
                "average": 223319052.2,
                "count": 38360572,
                "maximum": 223320773.3,
                "minimum": 223316687.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1073.701993,
                "variance": 1152835.969
              },
              {
                "average": 0,
                "count": 38360572,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38360572,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38360572,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38360572,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38360572,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696392.3067,
              5394880.337,
              1293.604752,
              697948.8867,
              5396438.737,
              1806.804752
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696392.3067049547,
                    5394880.336867976,
                    1293.6047517109846
                  ],
                  [
                    696392.3067049547,
                    5396438.736867976,
                    1293.6047517109846
                  ],
                  [
                    697948.8867049548,
                    5396438.736867976,
                    1806.8047517109844
                  ],
                  [
                    697948.8867049548,
                    5394880.336867976,
                    1806.8047517109844
                  ],
                  [
                    696392.3067049547,
                    5394880.336867976,
                    1293.6047517109846
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:19:33+00:00",
            "end_time": "2018-10-11T18:11:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35171401569325,
              48.56802625741185,
              637.2076457086623
            ],
            [
              -120.3509820747462,
              48.58202873186082,
              637.2076457086623
            ],
            [
              -120.32989842573575,
              48.581541436867305,
              1184.7076457086623
            ],
            [
              -120.33063617542797,
              48.56753920081573,
              1184.7076457086623
            ],
            [
              -120.35171401569325,
              48.56802625741185,
              637.2076457086623
            ]
          ]
        ]
      },
      "bbox": [
        -120.351714,
        48.5675392,
        637.2076457,
        -120.3298984,
        48.58202873,
        1184.707646
      ],
      "properties": {
        "datetime": "2018-10-11T18:49:31Z",
        "pc:count": 42156727,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696167.2499,
            "count": 42156727,
            "maximum": 696919.9693,
            "minimum": 695363.3093,
            "name": "X",
            "position": 0,
            "stddev": 427.2038886,
            "variance": 182503.1624
          },
          {
            "average": 5383615.503,
            "count": 42156727,
            "maximum": 5384381.46,
            "minimum": 5382823.32,
            "name": "Y",
            "position": 1,
            "stddev": 427.3226621,
            "variance": 182604.6575
          },
          {
            "average": 969.6630743,
            "count": 42156727,
            "maximum": 1184.707646,
            "minimum": 637.2076457,
            "name": "Z",
            "position": 2,
            "stddev": 91.58738158,
            "variance": 8388.248464
          },
          {
            "average": 608.1086494,
            "count": 42156727,
            "maximum": 3793,
            "minimum": 68,
            "name": "Intensity",
            "position": 3,
            "stddev": 382.7130323,
            "variance": 146469.2651
          },
          {
            "average": 1.41091385,
            "count": 42156727,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6621279326,
            "variance": 0.4384133991
          },
          {
            "average": 1.821373253,
            "count": 42156727,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8574543066,
            "variance": 0.7352278878
          },
          {
            "average": 0.4968827869,
            "count": 42156727,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999902888,
            "variance": 0.2499902889
          },
          {
            "average": 0.0003039609788,
            "count": 42156727,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01743182703,
            "variance": 0.0003038685937
          },
          {
            "average": 1.272467832,
            "count": 42156727,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4966623464,
            "variance": 0.2466734864
          },
          {
            "average": 0.2992966516,
            "count": 42156727,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.2602858,
            "variance": 105.2734646
          },
          {
            "average": 0,
            "count": 42156727,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.2326384,
            "count": 42156727,
            "maximum": 133,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.285125625,
            "variance": 5.221799122
          },
          {
            "average": 223316498.8,
            "count": 42156727,
            "maximum": 223318971.1,
            "minimum": 223313758.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1188.494588,
            "variance": 1412519.386
          },
          {
            "average": 0,
            "count": 42156727,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42156727,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42156727,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42156727,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42156727,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695363.3093,
          5382823.32,
          637.2076457,
          696919.9693,
          5384381.46,
          1184.707646
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695363.3092763292,
                5382823.31985102,
                637.2076457086623
              ],
              [
                695363.3092763292,
                5384381.459851021,
                637.2076457086623
              ],
              [
                696919.9692763292,
                5384381.459851021,
                1184.7076457086623
              ],
              [
                696919.9692763292,
                5382823.31985102,
                1184.7076457086623
              ],
              [
                695363.3092763292,
                5382823.31985102,
                637.2076457086623
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:49:31+00:00",
        "end_time": "2018-10-11T17:22:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.351714,
            48.5675392,
            637.2076457,
            -120.3298984,
            48.58202873,
            1184.707646
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35171401569325,
                  48.56802625741185,
                  637.2076457086623
                ],
                [
                  -120.3509820747462,
                  48.58202873186082,
                  637.2076457086623
                ],
                [
                  -120.32989842573575,
                  48.581541436867305,
                  1184.7076457086623
                ],
                [
                  -120.33063617542797,
                  48.56753920081573,
                  1184.7076457086623
                ],
                [
                  -120.35171401569325,
                  48.56802625741185,
                  637.2076457086623
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:49:31Z",
            "pc:count": 42156727,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696167.2499,
                "count": 42156727,
                "maximum": 696919.9693,
                "minimum": 695363.3093,
                "name": "X",
                "position": 0,
                "stddev": 427.2038886,
                "variance": 182503.1624
              },
              {
                "average": 5383615.503,
                "count": 42156727,
                "maximum": 5384381.46,
                "minimum": 5382823.32,
                "name": "Y",
                "position": 1,
                "stddev": 427.3226621,
                "variance": 182604.6575
              },
              {
                "average": 969.6630743,
                "count": 42156727,
                "maximum": 1184.707646,
                "minimum": 637.2076457,
                "name": "Z",
                "position": 2,
                "stddev": 91.58738158,
                "variance": 8388.248464
              },
              {
                "average": 608.1086494,
                "count": 42156727,
                "maximum": 3793,
                "minimum": 68,
                "name": "Intensity",
                "position": 3,
                "stddev": 382.7130323,
                "variance": 146469.2651
              },
              {
                "average": 1.41091385,
                "count": 42156727,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6621279326,
                "variance": 0.4384133991
              },
              {
                "average": 1.821373253,
                "count": 42156727,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8574543066,
                "variance": 0.7352278878
              },
              {
                "average": 0.4968827869,
                "count": 42156727,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999902888,
                "variance": 0.2499902889
              },
              {
                "average": 0.0003039609788,
                "count": 42156727,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01743182703,
                "variance": 0.0003038685937
              },
              {
                "average": 1.272467832,
                "count": 42156727,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4966623464,
                "variance": 0.2466734864
              },
              {
                "average": 0.2992966516,
                "count": 42156727,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.2602858,
                "variance": 105.2734646
              },
              {
                "average": 0,
                "count": 42156727,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.2326384,
                "count": 42156727,
                "maximum": 133,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.285125625,
                "variance": 5.221799122
              },
              {
                "average": 223316498.8,
                "count": 42156727,
                "maximum": 223318971.1,
                "minimum": 223313758.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1188.494588,
                "variance": 1412519.386
              },
              {
                "average": 0,
                "count": 42156727,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42156727,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42156727,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42156727,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42156727,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695363.3093,
              5382823.32,
              637.2076457,
              696919.9693,
              5384381.46,
              1184.707646
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695363.3092763292,
                    5382823.31985102,
                    637.2076457086623
                  ],
                  [
                    695363.3092763292,
                    5384381.459851021,
                    637.2076457086623
                  ],
                  [
                    696919.9692763292,
                    5384381.459851021,
                    1184.7076457086623
                  ],
                  [
                    696919.9692763292,
                    5382823.31985102,
                    1184.7076457086623
                  ],
                  [
                    695363.3092763292,
                    5382823.31985102,
                    637.2076457086623
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:49:31+00:00",
            "end_time": "2018-10-11T17:22:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31155943402155,
              48.64911603555726,
              1375.8314480553431
            ],
            [
              -120.31081431194464,
              48.66311731472936,
              1375.8314480553431
            ],
            [
              -120.28969891517725,
              48.66262208429031,
              1762.8314480553431
            ],
            [
              -120.29044987053759,
              48.64862104746525,
              1762.8314480553431
            ],
            [
              -120.31155943402155,
              48.64911603555726,
              1375.8314480553431
            ]
          ]
        ]
      },
      "bbox": [
        -120.3115594,
        48.64862105,
        1375.831448,
        -120.2896989,
        48.66311731,
        1762.831448
      ],
      "properties": {
        "datetime": "2018-10-11T20:15:12Z",
        "pc:count": 41843513,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698809.291,
            "count": 41843513,
            "maximum": 699564.3072,
            "minimum": 698007.7472,
            "name": "X",
            "position": 0,
            "stddev": 429.6466588,
            "variance": 184596.2514
          },
          {
            "average": 5392699.253,
            "count": 41843513,
            "maximum": 5393497.407,
            "minimum": 5391939.327,
            "name": "Y",
            "position": 1,
            "stddev": 429.3417576,
            "variance": 184334.3448
          },
          {
            "average": 1581.626408,
            "count": 41843513,
            "maximum": 1762.831448,
            "minimum": 1375.831448,
            "name": "Z",
            "position": 2,
            "stddev": 78.03644313,
            "variance": 6089.686457
          },
          {
            "average": 590.1935408,
            "count": 41843513,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 401.5963734,
            "variance": 161279.6471
          },
          {
            "average": 1.586884137,
            "count": 41843513,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8482931698,
            "variance": 0.7196013019
          },
          {
            "average": 2.17407157,
            "count": 41843513,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.107953217,
            "variance": 1.22756033
          },
          {
            "average": 0.4977214509,
            "count": 41843513,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999948142,
            "variance": 0.2499948142
          },
          {
            "average": 0.0002579372339,
            "count": 41843513,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01605835323,
            "variance": 0.0002578707084
          },
          {
            "average": 1.310990906,
            "count": 41843513,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5154672905,
            "variance": 0.2657065275
          },
          {
            "average": -1.872681382,
            "count": 41843513,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.58554482,
            "variance": 134.2248488
          },
          {
            "average": 0,
            "count": 41843513,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.739155,
            "count": 41843513,
            "maximum": 144,
            "minimum": 135,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.966807032,
            "variance": 3.868329901
          },
          {
            "average": 223321678.2,
            "count": 41843513,
            "maximum": 223324112.5,
            "minimum": 223320058.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 944.8607839,
            "variance": 892761.9009
          },
          {
            "average": 0,
            "count": 41843513,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41843513,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41843513,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41843513,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41843513,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698007.7472,
          5391939.327,
          1375.831448,
          699564.3072,
          5393497.407,
          1762.831448
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698007.7472321282,
                5391939.326769951,
                1375.8314480553431
              ],
              [
                698007.7472321282,
                5393497.406769951,
                1375.8314480553431
              ],
              [
                699564.3072321282,
                5393497.406769951,
                1762.8314480553431
              ],
              [
                699564.3072321282,
                5391939.326769951,
                1762.8314480553431
              ],
              [
                698007.7472321282,
                5391939.326769951,
                1375.8314480553431
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:15:12+00:00",
        "end_time": "2018-10-11T19:07:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3115594,
            48.64862105,
            1375.831448,
            -120.2896989,
            48.66311731,
            1762.831448
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31155943402155,
                  48.64911603555726,
                  1375.8314480553431
                ],
                [
                  -120.31081431194464,
                  48.66311731472936,
                  1375.8314480553431
                ],
                [
                  -120.28969891517725,
                  48.66262208429031,
                  1762.8314480553431
                ],
                [
                  -120.29044987053759,
                  48.64862104746525,
                  1762.8314480553431
                ],
                [
                  -120.31155943402155,
                  48.64911603555726,
                  1375.8314480553431
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:15:12Z",
            "pc:count": 41843513,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698809.291,
                "count": 41843513,
                "maximum": 699564.3072,
                "minimum": 698007.7472,
                "name": "X",
                "position": 0,
                "stddev": 429.6466588,
                "variance": 184596.2514
              },
              {
                "average": 5392699.253,
                "count": 41843513,
                "maximum": 5393497.407,
                "minimum": 5391939.327,
                "name": "Y",
                "position": 1,
                "stddev": 429.3417576,
                "variance": 184334.3448
              },
              {
                "average": 1581.626408,
                "count": 41843513,
                "maximum": 1762.831448,
                "minimum": 1375.831448,
                "name": "Z",
                "position": 2,
                "stddev": 78.03644313,
                "variance": 6089.686457
              },
              {
                "average": 590.1935408,
                "count": 41843513,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 401.5963734,
                "variance": 161279.6471
              },
              {
                "average": 1.586884137,
                "count": 41843513,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8482931698,
                "variance": 0.7196013019
              },
              {
                "average": 2.17407157,
                "count": 41843513,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.107953217,
                "variance": 1.22756033
              },
              {
                "average": 0.4977214509,
                "count": 41843513,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999948142,
                "variance": 0.2499948142
              },
              {
                "average": 0.0002579372339,
                "count": 41843513,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01605835323,
                "variance": 0.0002578707084
              },
              {
                "average": 1.310990906,
                "count": 41843513,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5154672905,
                "variance": 0.2657065275
              },
              {
                "average": -1.872681382,
                "count": 41843513,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.58554482,
                "variance": 134.2248488
              },
              {
                "average": 0,
                "count": 41843513,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.739155,
                "count": 41843513,
                "maximum": 144,
                "minimum": 135,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.966807032,
                "variance": 3.868329901
              },
              {
                "average": 223321678.2,
                "count": 41843513,
                "maximum": 223324112.5,
                "minimum": 223320058.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 944.8607839,
                "variance": 892761.9009
              },
              {
                "average": 0,
                "count": 41843513,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41843513,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41843513,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41843513,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41843513,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698007.7472,
              5391939.327,
              1375.831448,
              699564.3072,
              5393497.407,
              1762.831448
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698007.7472321282,
                    5391939.326769951,
                    1375.8314480553431
                  ],
                  [
                    698007.7472321282,
                    5393497.406769951,
                    1375.8314480553431
                  ],
                  [
                    699564.3072321282,
                    5393497.406769951,
                    1762.8314480553431
                  ],
                  [
                    699564.3072321282,
                    5391939.326769951,
                    1762.8314480553431
                  ],
                  [
                    698007.7472321282,
                    5391939.326769951,
                    1375.8314480553431
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:15:12+00:00",
            "end_time": "2018-10-11T19:07:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35064812120619,
              48.406086865054775,
              807.9618199319016
            ],
            [
              -120.34992016872658,
              48.42008720682454,
              807.9618199319016
            ],
            [
              -120.3289033193565,
              48.41960092095285,
              1119.9418199319016
            ],
            [
              -120.32963702830453,
              48.40560081688369,
              1119.9418199319016
            ],
            [
              -120.35064812120619,
              48.406086865054775,
              807.9618199319016
            ]
          ]
        ]
      },
      "bbox": [
        -120.3506481,
        48.40560082,
        807.9618199,
        -120.3289033,
        48.42008721,
        1119.94182
      ],
      "properties": {
        "datetime": "2018-10-11T18:54:17Z",
        "pc:count": 38715438,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696860.7739,
            "count": 38715438,
            "maximum": 697622.2384,
            "minimum": 696065.5584,
            "name": "X",
            "position": 0,
            "stddev": 419.627143,
            "variance": 176086.9391
          },
          {
            "average": 5365589.997,
            "count": 38715438,
            "maximum": 5366385.806,
            "minimum": 5364827.946,
            "name": "Y",
            "position": 1,
            "stddev": 441.832578,
            "variance": 195216.027
          },
          {
            "average": 919.7989423,
            "count": 38715438,
            "maximum": 1119.94182,
            "minimum": 807.9618199,
            "name": "Z",
            "position": 2,
            "stddev": 62.49400121,
            "variance": 3905.500187
          },
          {
            "average": 570.1342969,
            "count": 38715438,
            "maximum": 4095,
            "minimum": 72,
            "name": "Intensity",
            "position": 3,
            "stddev": 324.8943261,
            "variance": 105556.3231
          },
          {
            "average": 1.334600761,
            "count": 38715438,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5888811173,
            "variance": 0.3467809703
          },
          {
            "average": 1.669222236,
            "count": 38715438,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7705935681,
            "variance": 0.5938144472
          },
          {
            "average": 0.4980353315,
            "count": 38715438,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999961465,
            "variance": 0.2499961465
          },
          {
            "average": 0.0002689366449,
            "count": 38715438,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01639708282,
            "variance": 0.0002688643249
          },
          {
            "average": 1.31786041,
            "count": 38715438,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.521311806,
            "variance": 0.2717659991
          },
          {
            "average": 0.09224937941,
            "count": 38715438,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.16988218,
            "variance": 103.4265036
          },
          {
            "average": 0,
            "count": 38715438,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.9319631,
            "count": 38715438,
            "maximum": 134,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.231889528,
            "variance": 4.981330864
          },
          {
            "average": 223316603,
            "count": 38715438,
            "maximum": 223319257.1,
            "minimum": 223313485,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1157.489903,
            "variance": 1339782.876
          },
          {
            "average": 0,
            "count": 38715438,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38715438,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38715438,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38715438,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38715438,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696065.5584,
          5364827.946,
          807.9618199,
          697622.2384,
          5366385.806,
          1119.94182
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696065.5584322795,
                5364827.946325967,
                807.9618199319016
              ],
              [
                696065.5584322795,
                5366385.8063259665,
                807.9618199319016
              ],
              [
                697622.2384322794,
                5366385.8063259665,
                1119.9418199319016
              ],
              [
                697622.2384322794,
                5364827.946325967,
                1119.9418199319016
              ],
              [
                696065.5584322795,
                5364827.946325967,
                807.9618199319016
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:54:17+00:00",
        "end_time": "2018-10-11T17:18:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3506481,
            48.40560082,
            807.9618199,
            -120.3289033,
            48.42008721,
            1119.94182
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35064812120619,
                  48.406086865054775,
                  807.9618199319016
                ],
                [
                  -120.34992016872658,
                  48.42008720682454,
                  807.9618199319016
                ],
                [
                  -120.3289033193565,
                  48.41960092095285,
                  1119.9418199319016
                ],
                [
                  -120.32963702830453,
                  48.40560081688369,
                  1119.9418199319016
                ],
                [
                  -120.35064812120619,
                  48.406086865054775,
                  807.9618199319016
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:54:17Z",
            "pc:count": 38715438,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696860.7739,
                "count": 38715438,
                "maximum": 697622.2384,
                "minimum": 696065.5584,
                "name": "X",
                "position": 0,
                "stddev": 419.627143,
                "variance": 176086.9391
              },
              {
                "average": 5365589.997,
                "count": 38715438,
                "maximum": 5366385.806,
                "minimum": 5364827.946,
                "name": "Y",
                "position": 1,
                "stddev": 441.832578,
                "variance": 195216.027
              },
              {
                "average": 919.7989423,
                "count": 38715438,
                "maximum": 1119.94182,
                "minimum": 807.9618199,
                "name": "Z",
                "position": 2,
                "stddev": 62.49400121,
                "variance": 3905.500187
              },
              {
                "average": 570.1342969,
                "count": 38715438,
                "maximum": 4095,
                "minimum": 72,
                "name": "Intensity",
                "position": 3,
                "stddev": 324.8943261,
                "variance": 105556.3231
              },
              {
                "average": 1.334600761,
                "count": 38715438,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5888811173,
                "variance": 0.3467809703
              },
              {
                "average": 1.669222236,
                "count": 38715438,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7705935681,
                "variance": 0.5938144472
              },
              {
                "average": 0.4980353315,
                "count": 38715438,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999961465,
                "variance": 0.2499961465
              },
              {
                "average": 0.0002689366449,
                "count": 38715438,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01639708282,
                "variance": 0.0002688643249
              },
              {
                "average": 1.31786041,
                "count": 38715438,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.521311806,
                "variance": 0.2717659991
              },
              {
                "average": 0.09224937941,
                "count": 38715438,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.16988218,
                "variance": 103.4265036
              },
              {
                "average": 0,
                "count": 38715438,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.9319631,
                "count": 38715438,
                "maximum": 134,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.231889528,
                "variance": 4.981330864
              },
              {
                "average": 223316603,
                "count": 38715438,
                "maximum": 223319257.1,
                "minimum": 223313485,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1157.489903,
                "variance": 1339782.876
              },
              {
                "average": 0,
                "count": 38715438,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38715438,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38715438,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38715438,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38715438,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696065.5584,
              5364827.946,
              807.9618199,
              697622.2384,
              5366385.806,
              1119.94182
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696065.5584322795,
                    5364827.946325967,
                    807.9618199319016
                  ],
                  [
                    696065.5584322795,
                    5366385.8063259665,
                    807.9618199319016
                  ],
                  [
                    697622.2384322794,
                    5366385.8063259665,
                    1119.9418199319016
                  ],
                  [
                    697622.2384322794,
                    5364827.946325967,
                    1119.9418199319016
                  ],
                  [
                    696065.5584322795,
                    5364827.946325967,
                    807.9618199319016
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:54:17+00:00",
            "end_time": "2018-10-11T17:18:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39056235515882,
              48.32500145353501,
              940.6596001696674
            ],
            [
              -120.38984756494023,
              48.338999206710135,
              940.6596001696674
            ],
            [
              -120.3688623117327,
              48.33852078682378,
              1622.9196001696673
            ],
            [
              -120.36958283266624,
              48.32452326738185,
              1622.9196001696673
            ],
            [
              -120.39056235515882,
              48.32500145353501,
              940.6596001696674
            ]
          ]
        ]
      },
      "bbox": [
        -120.3905624,
        48.32452327,
        940.6596002,
        -120.3688623,
        48.33899921,
        1622.9196
      ],
      "properties": {
        "datetime": "2018-10-04T18:02:12Z",
        "pc:count": 35964345,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694185.4572,
            "count": 35964345,
            "maximum": 694975.6697,
            "minimum": 693418.9097,
            "name": "X",
            "position": 0,
            "stddev": 411.5807949,
            "variance": 169398.7507
          },
          {
            "average": 5356505.187,
            "count": 35964345,
            "maximum": 5357272.21,
            "minimum": 5355714.71,
            "name": "Y",
            "position": 1,
            "stddev": 437.0873489,
            "variance": 191045.3506
          },
          {
            "average": 1251.915533,
            "count": 35964345,
            "maximum": 1622.9196,
            "minimum": 940.6596002,
            "name": "Z",
            "position": 2,
            "stddev": 133.7443106,
            "variance": 17887.54062
          },
          {
            "average": 417.5161259,
            "count": 35964345,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 187.0094122,
            "variance": 34972.52025
          },
          {
            "average": 1.086772802,
            "count": 35964345,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3211717581,
            "variance": 0.1031512982
          },
          {
            "average": 1.173559646,
            "count": 35964345,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4638697461,
            "variance": 0.2151751413
          },
          {
            "average": 0.4971873393,
            "count": 35964345,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999920958,
            "variance": 0.2499920959
          },
          {
            "average": 0.0002535844876,
            "count": 35964345,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01592231734,
            "variance": 0.0002535201896
          },
          {
            "average": 1.43333888,
            "count": 35964345,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5775672059,
            "variance": 0.3335838773
          },
          {
            "average": -0.08785193424,
            "count": 35964345,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.50824148,
            "variance": 110.423139
          },
          {
            "average": 0,
            "count": 35964345,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.2013292,
            "count": 35964345,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.615789455,
            "variance": 6.842354474
          },
          {
            "average": 222708752.5,
            "count": 35964345,
            "maximum": 222711332.2,
            "minimum": 222704642.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2171.061374,
            "variance": 4713507.488
          },
          {
            "average": 0,
            "count": 35964345,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35964345,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35964345,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35964345,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35964345,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693418.9097,
          5355714.71,
          940.6596002,
          694975.6697,
          5357272.21,
          1622.9196
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693418.9096584268,
                5355714.709962707,
                940.6596001696674
              ],
              [
                693418.9096584268,
                5357272.209962707,
                940.6596001696674
              ],
              [
                694975.6696584268,
                5357272.209962707,
                1622.9196001696673
              ],
              [
                694975.6696584268,
                5355714.709962707,
                1622.9196001696673
              ],
              [
                693418.9096584268,
                5355714.709962707,
                940.6596001696674
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:02:12+00:00",
        "end_time": "2018-10-04T16:10:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3905624,
            48.32452327,
            940.6596002,
            -120.3688623,
            48.33899921,
            1622.9196
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39056235515882,
                  48.32500145353501,
                  940.6596001696674
                ],
                [
                  -120.38984756494023,
                  48.338999206710135,
                  940.6596001696674
                ],
                [
                  -120.3688623117327,
                  48.33852078682378,
                  1622.9196001696673
                ],
                [
                  -120.36958283266624,
                  48.32452326738185,
                  1622.9196001696673
                ],
                [
                  -120.39056235515882,
                  48.32500145353501,
                  940.6596001696674
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:02:12Z",
            "pc:count": 35964345,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694185.4572,
                "count": 35964345,
                "maximum": 694975.6697,
                "minimum": 693418.9097,
                "name": "X",
                "position": 0,
                "stddev": 411.5807949,
                "variance": 169398.7507
              },
              {
                "average": 5356505.187,
                "count": 35964345,
                "maximum": 5357272.21,
                "minimum": 5355714.71,
                "name": "Y",
                "position": 1,
                "stddev": 437.0873489,
                "variance": 191045.3506
              },
              {
                "average": 1251.915533,
                "count": 35964345,
                "maximum": 1622.9196,
                "minimum": 940.6596002,
                "name": "Z",
                "position": 2,
                "stddev": 133.7443106,
                "variance": 17887.54062
              },
              {
                "average": 417.5161259,
                "count": 35964345,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 187.0094122,
                "variance": 34972.52025
              },
              {
                "average": 1.086772802,
                "count": 35964345,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3211717581,
                "variance": 0.1031512982
              },
              {
                "average": 1.173559646,
                "count": 35964345,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4638697461,
                "variance": 0.2151751413
              },
              {
                "average": 0.4971873393,
                "count": 35964345,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999920958,
                "variance": 0.2499920959
              },
              {
                "average": 0.0002535844876,
                "count": 35964345,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01592231734,
                "variance": 0.0002535201896
              },
              {
                "average": 1.43333888,
                "count": 35964345,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5775672059,
                "variance": 0.3335838773
              },
              {
                "average": -0.08785193424,
                "count": 35964345,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.50824148,
                "variance": 110.423139
              },
              {
                "average": 0,
                "count": 35964345,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.2013292,
                "count": 35964345,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.615789455,
                "variance": 6.842354474
              },
              {
                "average": 222708752.5,
                "count": 35964345,
                "maximum": 222711332.2,
                "minimum": 222704642.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2171.061374,
                "variance": 4713507.488
              },
              {
                "average": 0,
                "count": 35964345,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35964345,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35964345,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35964345,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35964345,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693418.9097,
              5355714.71,
              940.6596002,
              694975.6697,
              5357272.21,
              1622.9196
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693418.9096584268,
                    5355714.709962707,
                    940.6596001696674
                  ],
                  [
                    693418.9096584268,
                    5357272.209962707,
                    940.6596001696674
                  ],
                  [
                    694975.6696584268,
                    5357272.209962707,
                    1622.9196001696673
                  ],
                  [
                    694975.6696584268,
                    5355714.709962707,
                    1622.9196001696673
                  ],
                  [
                    693418.9096584268,
                    5355714.709962707,
                    940.6596001696674
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:02:12+00:00",
            "end_time": "2018-10-04T16:10:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.28959920939565,
              48.35228411397985,
              806.9404015295468
            ],
            [
              -120.28885652056663,
              48.366272205440005,
              806.9404015295468
            ],
            [
              -120.26785964046785,
              48.36577510230624,
              1307.8604015295468
            ],
            [
              -120.26860806379362,
              48.35178725356678,
              1307.8604015295468
            ],
            [
              -120.28959920939565,
              48.35228411397985,
              806.9404015295468
            ]
          ]
        ]
      },
      "bbox": [
        -120.2895992,
        48.35178725,
        806.9404015,
        -120.2678596,
        48.36627221,
        1307.860402
      ],
      "properties": {
        "datetime": "2018-10-11T21:25:00Z",
        "pc:count": 53905720,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701551.4072,
            "count": 53905720,
            "maximum": 702351.633,
            "minimum": 700794.713,
            "name": "X",
            "position": 0,
            "stddev": 421.4390283,
            "variance": 177610.8546
          },
          {
            "average": 5359764.969,
            "count": 53905720,
            "maximum": 5360563.079,
            "minimum": 5359006.519,
            "name": "Y",
            "position": 1,
            "stddev": 429.6411841,
            "variance": 184591.5471
          },
          {
            "average": 1025.676461,
            "count": 53905720,
            "maximum": 1307.860402,
            "minimum": 806.9404015,
            "name": "Z",
            "position": 2,
            "stddev": 103.5757407,
            "variance": 10727.93405
          },
          {
            "average": 516.629663,
            "count": 53905720,
            "maximum": 2781,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 334.1026385,
            "variance": 111624.5731
          },
          {
            "average": 1.473922359,
            "count": 53905720,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7188704335,
            "variance": 0.5167747002
          },
          {
            "average": 1.9477113,
            "count": 53905720,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9229275285,
            "variance": 0.851795223
          },
          {
            "average": 0.4972528889,
            "count": 53905720,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992458,
            "variance": 0.249992458
          },
          {
            "average": 0.0002458366199,
            "count": 53905720,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01567725068,
            "variance": 0.0002457761889
          },
          {
            "average": 1.234949964,
            "count": 53905720,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4691767996,
            "variance": 0.2201268693
          },
          {
            "average": -0.04167325759,
            "count": 53905720,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.18126898,
            "variance": 103.658238
          },
          {
            "average": 0,
            "count": 53905720,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.4361428,
            "count": 53905720,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.98997028,
            "variance": 1224.29802
          },
          {
            "average": 223021667.5,
            "count": 53905720,
            "maximum": 223328300.3,
            "minimum": 222115305.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 523931.4456,
            "variance": 274504159700.0
          },
          {
            "average": 0,
            "count": 53905720,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53905720,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53905720,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53905720,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53905720,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700794.713,
          5359006.519,
          806.9404015,
          702351.633,
          5360563.079,
          1307.860402
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700794.7130229506,
                5359006.518666576,
                806.9404015295468
              ],
              [
                700794.7130229506,
                5360563.078666576,
                806.9404015295468
              ],
              [
                702351.6330229505,
                5360563.078666576,
                1307.8604015295468
              ],
              [
                702351.6330229505,
                5359006.518666576,
                1307.8604015295468
              ],
              [
                700794.7130229506,
                5359006.518666576,
                806.9404015295468
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:25:00+00:00",
        "end_time": "2018-09-27T20:28:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2895992,
            48.35178725,
            806.9404015,
            -120.2678596,
            48.36627221,
            1307.860402
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.28959920939565,
                  48.35228411397985,
                  806.9404015295468
                ],
                [
                  -120.28885652056663,
                  48.366272205440005,
                  806.9404015295468
                ],
                [
                  -120.26785964046785,
                  48.36577510230624,
                  1307.8604015295468
                ],
                [
                  -120.26860806379362,
                  48.35178725356678,
                  1307.8604015295468
                ],
                [
                  -120.28959920939565,
                  48.35228411397985,
                  806.9404015295468
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:25:00Z",
            "pc:count": 53905720,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701551.4072,
                "count": 53905720,
                "maximum": 702351.633,
                "minimum": 700794.713,
                "name": "X",
                "position": 0,
                "stddev": 421.4390283,
                "variance": 177610.8546
              },
              {
                "average": 5359764.969,
                "count": 53905720,
                "maximum": 5360563.079,
                "minimum": 5359006.519,
                "name": "Y",
                "position": 1,
                "stddev": 429.6411841,
                "variance": 184591.5471
              },
              {
                "average": 1025.676461,
                "count": 53905720,
                "maximum": 1307.860402,
                "minimum": 806.9404015,
                "name": "Z",
                "position": 2,
                "stddev": 103.5757407,
                "variance": 10727.93405
              },
              {
                "average": 516.629663,
                "count": 53905720,
                "maximum": 2781,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 334.1026385,
                "variance": 111624.5731
              },
              {
                "average": 1.473922359,
                "count": 53905720,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7188704335,
                "variance": 0.5167747002
              },
              {
                "average": 1.9477113,
                "count": 53905720,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9229275285,
                "variance": 0.851795223
              },
              {
                "average": 0.4972528889,
                "count": 53905720,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992458,
                "variance": 0.249992458
              },
              {
                "average": 0.0002458366199,
                "count": 53905720,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01567725068,
                "variance": 0.0002457761889
              },
              {
                "average": 1.234949964,
                "count": 53905720,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4691767996,
                "variance": 0.2201268693
              },
              {
                "average": -0.04167325759,
                "count": 53905720,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.18126898,
                "variance": 103.658238
              },
              {
                "average": 0,
                "count": 53905720,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.4361428,
                "count": 53905720,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.98997028,
                "variance": 1224.29802
              },
              {
                "average": 223021667.5,
                "count": 53905720,
                "maximum": 223328300.3,
                "minimum": 222115305.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 523931.4456,
                "variance": 274504159700.0
              },
              {
                "average": 0,
                "count": 53905720,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53905720,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53905720,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53905720,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53905720,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700794.713,
              5359006.519,
              806.9404015,
              702351.633,
              5360563.079,
              1307.860402
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700794.7130229506,
                    5359006.518666576,
                    806.9404015295468
                  ],
                  [
                    700794.7130229506,
                    5360563.078666576,
                    806.9404015295468
                  ],
                  [
                    702351.6330229505,
                    5360563.078666576,
                    1307.8604015295468
                  ],
                  [
                    702351.6330229505,
                    5359006.518666576,
                    1307.8604015295468
                  ],
                  [
                    700794.7130229506,
                    5359006.518666576,
                    806.9404015295468
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:25:00+00:00",
            "end_time": "2018-09-27T20:28:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3510035710423,
              48.460064203160954,
              1236.6784780236046
            ],
            [
              -120.35027427941563,
              48.47406549546517,
              1236.6784780236046
            ],
            [
              -120.32923378887251,
              48.47357883924716,
              1724.2384780236046
            ],
            [
              -120.32996885482025,
              48.4595777848955,
              1724.2384780236046
            ],
            [
              -120.3510035710423,
              48.460064203160954,
              1236.6784780236046
            ]
          ]
        ]
      },
      "bbox": [
        -120.3510036,
        48.45957778,
        1236.678478,
        -120.3292338,
        48.4740655,
        1724.238478
      ],
      "properties": {
        "datetime": "2018-10-11T18:52:42Z",
        "pc:count": 50739878,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696606.7244,
            "count": 50739878,
            "maximum": 697388.3727,
            "minimum": 695831.5927,
            "name": "X",
            "position": 0,
            "stddev": 411.650273,
            "variance": 169455.9473
          },
          {
            "average": 5371574.372,
            "count": 50739878,
            "maximum": 5372384.065,
            "minimum": 5370826.085,
            "name": "Y",
            "position": 1,
            "stddev": 427.3494181,
            "variance": 182627.5251
          },
          {
            "average": 1522.281602,
            "count": 50739878,
            "maximum": 1724.238478,
            "minimum": 1236.678478,
            "name": "Z",
            "position": 2,
            "stddev": 100.1940563,
            "variance": 10038.84891
          },
          {
            "average": 499.8704238,
            "count": 50739878,
            "maximum": 2349,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 364.2608755,
            "variance": 132685.9854
          },
          {
            "average": 1.688210543,
            "count": 50739878,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8792857015,
            "variance": 0.7731433448
          },
          {
            "average": 2.376405655,
            "count": 50739878,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.075919016,
            "variance": 1.157601729
          },
          {
            "average": 0.4962368258,
            "count": 50739878,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999858432,
            "variance": 0.2499858434
          },
          {
            "average": 0.0002528583139,
            "count": 50739878,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01589950885,
            "variance": 0.0002527943816
          },
          {
            "average": 1.229932559,
            "count": 50739878,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4930834627,
            "variance": 0.2431313012
          },
          {
            "average": 0.8969508851,
            "count": 50739878,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.18767375,
            "variance": 125.1640439
          },
          {
            "average": 0,
            "count": 50739878,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.7048668,
            "count": 50739878,
            "maximum": 134,
            "minimum": 126,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.019022489,
            "variance": 4.076451813
          },
          {
            "average": 223316486.1,
            "count": 50739878,
            "maximum": 223319162.3,
            "minimum": 223314965.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1037.71194,
            "variance": 1076846.07
          },
          {
            "average": 0,
            "count": 50739878,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50739878,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50739878,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50739878,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50739878,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695831.5927,
          5370826.085,
          1236.678478,
          697388.3727,
          5372384.065,
          1724.238478
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695831.5927087775,
                5370826.085387148,
                1236.6784780236046
              ],
              [
                695831.5927087775,
                5372384.065387148,
                1236.6784780236046
              ],
              [
                697388.3727087775,
                5372384.065387148,
                1724.2384780236046
              ],
              [
                697388.3727087775,
                5370826.085387148,
                1724.2384780236046
              ],
              [
                695831.5927087775,
                5370826.085387148,
                1236.6784780236046
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:52:42+00:00",
        "end_time": "2018-10-11T17:42:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3510036,
            48.45957778,
            1236.678478,
            -120.3292338,
            48.4740655,
            1724.238478
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3510035710423,
                  48.460064203160954,
                  1236.6784780236046
                ],
                [
                  -120.35027427941563,
                  48.47406549546517,
                  1236.6784780236046
                ],
                [
                  -120.32923378887251,
                  48.47357883924716,
                  1724.2384780236046
                ],
                [
                  -120.32996885482025,
                  48.4595777848955,
                  1724.2384780236046
                ],
                [
                  -120.3510035710423,
                  48.460064203160954,
                  1236.6784780236046
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:52:42Z",
            "pc:count": 50739878,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696606.7244,
                "count": 50739878,
                "maximum": 697388.3727,
                "minimum": 695831.5927,
                "name": "X",
                "position": 0,
                "stddev": 411.650273,
                "variance": 169455.9473
              },
              {
                "average": 5371574.372,
                "count": 50739878,
                "maximum": 5372384.065,
                "minimum": 5370826.085,
                "name": "Y",
                "position": 1,
                "stddev": 427.3494181,
                "variance": 182627.5251
              },
              {
                "average": 1522.281602,
                "count": 50739878,
                "maximum": 1724.238478,
                "minimum": 1236.678478,
                "name": "Z",
                "position": 2,
                "stddev": 100.1940563,
                "variance": 10038.84891
              },
              {
                "average": 499.8704238,
                "count": 50739878,
                "maximum": 2349,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 364.2608755,
                "variance": 132685.9854
              },
              {
                "average": 1.688210543,
                "count": 50739878,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8792857015,
                "variance": 0.7731433448
              },
              {
                "average": 2.376405655,
                "count": 50739878,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.075919016,
                "variance": 1.157601729
              },
              {
                "average": 0.4962368258,
                "count": 50739878,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999858432,
                "variance": 0.2499858434
              },
              {
                "average": 0.0002528583139,
                "count": 50739878,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01589950885,
                "variance": 0.0002527943816
              },
              {
                "average": 1.229932559,
                "count": 50739878,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4930834627,
                "variance": 0.2431313012
              },
              {
                "average": 0.8969508851,
                "count": 50739878,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.18767375,
                "variance": 125.1640439
              },
              {
                "average": 0,
                "count": 50739878,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.7048668,
                "count": 50739878,
                "maximum": 134,
                "minimum": 126,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.019022489,
                "variance": 4.076451813
              },
              {
                "average": 223316486.1,
                "count": 50739878,
                "maximum": 223319162.3,
                "minimum": 223314965.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1037.71194,
                "variance": 1076846.07
              },
              {
                "average": 0,
                "count": 50739878,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50739878,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50739878,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50739878,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50739878,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695831.5927,
              5370826.085,
              1236.678478,
              697388.3727,
              5372384.065,
              1724.238478
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695831.5927087775,
                    5370826.085387148,
                    1236.6784780236046
                  ],
                  [
                    695831.5927087775,
                    5372384.065387148,
                    1236.6784780236046
                  ],
                  [
                    697388.3727087775,
                    5372384.065387148,
                    1724.2384780236046
                  ],
                  [
                    697388.3727087775,
                    5370826.085387148,
                    1724.2384780236046
                  ],
                  [
                    695831.5927087775,
                    5370826.085387148,
                    1236.6784780236046
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:52:42+00:00",
            "end_time": "2018-10-11T17:42:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26984375114598,
              48.4467781721326,
              743.9637307131787
            ],
            [
              -120.26909251159857,
              48.46077802460867,
              743.9637307131787
            ],
            [
              -120.24805784288414,
              48.460276605063406,
              1128.7637307131788
            ],
            [
              -120.2488148510804,
              48.446276997719224,
              1128.7637307131788
            ],
            [
              -120.26984375114598,
              48.4467781721326,
              743.9637307131787
            ]
          ]
        ]
      },
      "bbox": [
        -120.2698438,
        48.446277,
        743.9637307,
        -120.2480578,
        48.46077802,
        1128.763731
      ],
      "properties": {
        "datetime": "2018-10-11T21:22:18Z",
        "pc:count": 43487876,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702666.4012,
            "count": 43487876,
            "maximum": 703440.4939,
            "minimum": 701883.6339,
            "name": "X",
            "position": 0,
            "stddev": 440.6037697,
            "variance": 194131.6819
          },
          {
            "average": 5370315.058,
            "count": 43487876,
            "maximum": 5371118.349,
            "minimum": 5369560.429,
            "name": "Y",
            "position": 1,
            "stddev": 435.9755815,
            "variance": 190074.7076
          },
          {
            "average": 890.7017184,
            "count": 43487876,
            "maximum": 1128.763731,
            "minimum": 743.9637307,
            "name": "Z",
            "position": 2,
            "stddev": 60.21493417,
            "variance": 3625.838297
          },
          {
            "average": 690.1097814,
            "count": 43487876,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 394.4067689,
            "variance": 155556.6993
          },
          {
            "average": 1.382970532,
            "count": 43487876,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6563980029,
            "variance": 0.4308583382
          },
          {
            "average": 1.766230087,
            "count": 43487876,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8736359962,
            "variance": 0.7632398539
          },
          {
            "average": 0.4974794584,
            "count": 43487876,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999936526,
            "variance": 0.2499936526
          },
          {
            "average": 0.0002634067481,
            "count": 43487876,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.016227673,
            "variance": 0.0002633373711
          },
          {
            "average": 1.297545895,
            "count": 43487876,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4986223111,
            "variance": 0.2486242091
          },
          {
            "average": -0.7456388902,
            "count": 43487876,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.31720867,
            "variance": 106.4447947
          },
          {
            "average": 0,
            "count": 43487876,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 94.46917681,
            "count": 43487876,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.89603736,
            "variance": 4211.495665
          },
          {
            "average": 220394875.6,
            "count": 43487876,
            "maximum": 223328138,
            "minimum": 216235536.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3491287.456,
            "variance": 12189088100000.0
          },
          {
            "average": 0,
            "count": 43487876,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43487876,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43487876,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43487876,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43487876,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701883.6339,
          5369560.429,
          743.9637307,
          703440.4939,
          5371118.349,
          1128.763731
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701883.6339246257,
                5369560.4286908945,
                743.9637307131787
              ],
              [
                701883.6339246257,
                5371118.348690894,
                743.9637307131787
              ],
              [
                703440.4939246258,
                5371118.348690894,
                1128.7637307131788
              ],
              [
                703440.4939246258,
                5369560.4286908945,
                1128.7637307131788
              ],
              [
                701883.6339246257,
                5369560.4286908945,
                743.9637307131787
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:22:18+00:00",
        "end_time": "2018-07-21T19:12:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2698438,
            48.446277,
            743.9637307,
            -120.2480578,
            48.46077802,
            1128.763731
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26984375114598,
                  48.4467781721326,
                  743.9637307131787
                ],
                [
                  -120.26909251159857,
                  48.46077802460867,
                  743.9637307131787
                ],
                [
                  -120.24805784288414,
                  48.460276605063406,
                  1128.7637307131788
                ],
                [
                  -120.2488148510804,
                  48.446276997719224,
                  1128.7637307131788
                ],
                [
                  -120.26984375114598,
                  48.4467781721326,
                  743.9637307131787
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:22:18Z",
            "pc:count": 43487876,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702666.4012,
                "count": 43487876,
                "maximum": 703440.4939,
                "minimum": 701883.6339,
                "name": "X",
                "position": 0,
                "stddev": 440.6037697,
                "variance": 194131.6819
              },
              {
                "average": 5370315.058,
                "count": 43487876,
                "maximum": 5371118.349,
                "minimum": 5369560.429,
                "name": "Y",
                "position": 1,
                "stddev": 435.9755815,
                "variance": 190074.7076
              },
              {
                "average": 890.7017184,
                "count": 43487876,
                "maximum": 1128.763731,
                "minimum": 743.9637307,
                "name": "Z",
                "position": 2,
                "stddev": 60.21493417,
                "variance": 3625.838297
              },
              {
                "average": 690.1097814,
                "count": 43487876,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 394.4067689,
                "variance": 155556.6993
              },
              {
                "average": 1.382970532,
                "count": 43487876,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6563980029,
                "variance": 0.4308583382
              },
              {
                "average": 1.766230087,
                "count": 43487876,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8736359962,
                "variance": 0.7632398539
              },
              {
                "average": 0.4974794584,
                "count": 43487876,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999936526,
                "variance": 0.2499936526
              },
              {
                "average": 0.0002634067481,
                "count": 43487876,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.016227673,
                "variance": 0.0002633373711
              },
              {
                "average": 1.297545895,
                "count": 43487876,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4986223111,
                "variance": 0.2486242091
              },
              {
                "average": -0.7456388902,
                "count": 43487876,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.31720867,
                "variance": 106.4447947
              },
              {
                "average": 0,
                "count": 43487876,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 94.46917681,
                "count": 43487876,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.89603736,
                "variance": 4211.495665
              },
              {
                "average": 220394875.6,
                "count": 43487876,
                "maximum": 223328138,
                "minimum": 216235536.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3491287.456,
                "variance": 12189088100000.0
              },
              {
                "average": 0,
                "count": 43487876,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43487876,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43487876,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43487876,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43487876,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701883.6339,
              5369560.429,
              743.9637307,
              703440.4939,
              5371118.349,
              1128.763731
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701883.6339246257,
                    5369560.4286908945,
                    743.9637307131787
                  ],
                  [
                    701883.6339246257,
                    5371118.348690894,
                    743.9637307131787
                  ],
                  [
                    703440.4939246258,
                    5371118.348690894,
                    1128.7637307131788
                  ],
                  [
                    703440.4939246258,
                    5369560.4286908945,
                    1128.7637307131788
                  ],
                  [
                    701883.6339246257,
                    5369560.4286908945,
                    743.9637307131787
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:22:18+00:00",
            "end_time": "2018-07-21T19:12:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3319048937197,
              48.649060367463804,
              1184.0857951894056
            ],
            [
              -120.33116525597494,
              48.66306475534998,
              1184.0857951894056
            ],
            [
              -120.31004762844596,
              48.662573211255015,
              1668.8657951894058
            ],
            [
              -120.31079310157038,
              48.64856906396527,
              1668.8657951894058
            ],
            [
              -120.3319048937197,
              48.649060367463804,
              1184.0857951894056
            ]
          ]
        ]
      },
      "bbox": [
        -120.3319049,
        48.64856906,
        1184.085795,
        -120.3100476,
        48.66306476,
        1668.865795
      ],
      "properties": {
        "datetime": "2018-10-11T19:20:18Z",
        "pc:count": 43233144,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697286.3222,
            "count": 43233144,
            "maximum": 698066.327,
            "minimum": 696509.627,
            "name": "X",
            "position": 0,
            "stddev": 431.9299279,
            "variance": 186563.4626
          },
          {
            "average": 5392637.773,
            "count": 43233144,
            "maximum": 5393438.924,
            "minimum": 5391880.524,
            "name": "Y",
            "position": 1,
            "stddev": 433.5516463,
            "variance": 187967.03
          },
          {
            "average": 1412.319139,
            "count": 43233144,
            "maximum": 1668.865795,
            "minimum": 1184.085795,
            "name": "Z",
            "position": 2,
            "stddev": 109.3499554,
            "variance": 11957.41275
          },
          {
            "average": 598.8055808,
            "count": 43233144,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 410.462105,
            "variance": 168479.1396
          },
          {
            "average": 1.514603819,
            "count": 43233144,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7640000146,
            "variance": 0.5836960223
          },
          {
            "average": 2.029310776,
            "count": 43233144,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9857150957,
            "variance": 0.97163425
          },
          {
            "average": 0.4973086852,
            "count": 43233144,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999927626,
            "variance": 0.2499927626
          },
          {
            "average": 0.0002612347601,
            "count": 43233144,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01616064734,
            "variance": 0.0002611665225
          },
          {
            "average": 1.281179412,
            "count": 43233144,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5090883157,
            "variance": 0.2591709132
          },
          {
            "average": -0.2193113932,
            "count": 43233144,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.46534199,
            "variance": 131.454067
          },
          {
            "average": 0,
            "count": 43233144,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.6224811,
            "count": 43233144,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.084019818,
            "variance": 4.343138604
          },
          {
            "average": 223319079.8,
            "count": 43233144,
            "maximum": 223320818.3,
            "minimum": 223316733.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1087.041433,
            "variance": 1181659.076
          },
          {
            "average": 0,
            "count": 43233144,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43233144,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43233144,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43233144,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43233144,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696509.627,
          5391880.524,
          1184.085795,
          698066.327,
          5393438.924,
          1668.865795
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696509.6270299574,
                5391880.524345621,
                1184.0857951894056
              ],
              [
                696509.6270299574,
                5393438.924345621,
                1184.0857951894056
              ],
              [
                698066.3270299573,
                5393438.924345621,
                1668.8657951894058
              ],
              [
                698066.3270299573,
                5391880.524345621,
                1668.8657951894058
              ],
              [
                696509.6270299574,
                5391880.524345621,
                1184.0857951894056
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:20:18+00:00",
        "end_time": "2018-10-11T18:12:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3319049,
            48.64856906,
            1184.085795,
            -120.3100476,
            48.66306476,
            1668.865795
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3319048937197,
                  48.649060367463804,
                  1184.0857951894056
                ],
                [
                  -120.33116525597494,
                  48.66306475534998,
                  1184.0857951894056
                ],
                [
                  -120.31004762844596,
                  48.662573211255015,
                  1668.8657951894058
                ],
                [
                  -120.31079310157038,
                  48.64856906396527,
                  1668.8657951894058
                ],
                [
                  -120.3319048937197,
                  48.649060367463804,
                  1184.0857951894056
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:20:18Z",
            "pc:count": 43233144,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697286.3222,
                "count": 43233144,
                "maximum": 698066.327,
                "minimum": 696509.627,
                "name": "X",
                "position": 0,
                "stddev": 431.9299279,
                "variance": 186563.4626
              },
              {
                "average": 5392637.773,
                "count": 43233144,
                "maximum": 5393438.924,
                "minimum": 5391880.524,
                "name": "Y",
                "position": 1,
                "stddev": 433.5516463,
                "variance": 187967.03
              },
              {
                "average": 1412.319139,
                "count": 43233144,
                "maximum": 1668.865795,
                "minimum": 1184.085795,
                "name": "Z",
                "position": 2,
                "stddev": 109.3499554,
                "variance": 11957.41275
              },
              {
                "average": 598.8055808,
                "count": 43233144,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 410.462105,
                "variance": 168479.1396
              },
              {
                "average": 1.514603819,
                "count": 43233144,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7640000146,
                "variance": 0.5836960223
              },
              {
                "average": 2.029310776,
                "count": 43233144,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9857150957,
                "variance": 0.97163425
              },
              {
                "average": 0.4973086852,
                "count": 43233144,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999927626,
                "variance": 0.2499927626
              },
              {
                "average": 0.0002612347601,
                "count": 43233144,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01616064734,
                "variance": 0.0002611665225
              },
              {
                "average": 1.281179412,
                "count": 43233144,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5090883157,
                "variance": 0.2591709132
              },
              {
                "average": -0.2193113932,
                "count": 43233144,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.46534199,
                "variance": 131.454067
              },
              {
                "average": 0,
                "count": 43233144,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.6224811,
                "count": 43233144,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.084019818,
                "variance": 4.343138604
              },
              {
                "average": 223319079.8,
                "count": 43233144,
                "maximum": 223320818.3,
                "minimum": 223316733.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1087.041433,
                "variance": 1181659.076
              },
              {
                "average": 0,
                "count": 43233144,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43233144,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43233144,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43233144,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43233144,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696509.627,
              5391880.524,
              1184.085795,
              698066.327,
              5393438.924,
              1668.865795
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696509.6270299574,
                    5391880.524345621,
                    1184.0857951894056
                  ],
                  [
                    696509.6270299574,
                    5393438.924345621,
                    1184.0857951894056
                  ],
                  [
                    698066.3270299573,
                    5393438.924345621,
                    1668.8657951894058
                  ],
                  [
                    698066.3270299573,
                    5391880.524345621,
                    1668.8657951894058
                  ],
                  [
                    696509.6270299574,
                    5391880.524345621,
                    1184.0857951894056
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:20:18+00:00",
            "end_time": "2018-10-11T18:12:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31187648598724,
              48.70310436887757,
              1449.1567512280053
            ],
            [
              -120.31112995052155,
              48.71710713739271,
              1449.1567512280053
            ],
            [
              -120.28999087599115,
              48.716611531605245,
              2185.0367512280054
            ],
            [
              -120.2907432630494,
              48.702609005706464,
              2185.0367512280054
            ],
            [
              -120.31187648598724,
              48.70310436887757,
              1449.1567512280053
            ]
          ]
        ]
      },
      "bbox": [
        -120.3118765,
        48.70260901,
        1449.156751,
        -120.2899909,
        48.71710714,
        2185.036751
      ],
      "properties": {
        "datetime": "2018-10-11T19:51:21Z",
        "pc:count": 34141968,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698531.0203,
            "count": 34141968,
            "maximum": 699329.4633,
            "minimum": 697772.8233,
            "name": "X",
            "position": 0,
            "stddev": 420.1706245,
            "variance": 176543.3537
          },
          {
            "average": 5398729.947,
            "count": 34141968,
            "maximum": 5399497.211,
            "minimum": 5397938.951,
            "name": "Y",
            "position": 1,
            "stddev": 427.4905832,
            "variance": 182748.1987
          },
          {
            "average": 1738.807572,
            "count": 34141968,
            "maximum": 2185.036751,
            "minimum": 1449.156751,
            "name": "Z",
            "position": 2,
            "stddev": 143.3983392,
            "variance": 20563.08368
          },
          {
            "average": 422.0125315,
            "count": 34141968,
            "maximum": 4095,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 316.1125209,
            "variance": 99927.12588
          },
          {
            "average": 1.357765463,
            "count": 34141968,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7335674691,
            "variance": 0.5381212318
          },
          {
            "average": 1.715845173,
            "count": 34141968,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.062549001,
            "variance": 1.129010379
          },
          {
            "average": 0.4967571875,
            "count": 34141968,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999894914,
            "variance": 0.2499894915
          },
          {
            "average": 0.0002288385954,
            "count": 34141968,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01512568131,
            "variance": 0.000228786235
          },
          {
            "average": 1.470514353,
            "count": 34141968,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5793943301,
            "variance": 0.3356977897
          },
          {
            "average": -1.332947804,
            "count": 34141968,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.98958051,
            "variance": 143.7500407
          },
          {
            "average": 0,
            "count": 34141968,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.7719038,
            "count": 34141968,
            "maximum": 141,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.854850949,
            "variance": 3.440472044
          },
          {
            "average": 223321558.2,
            "count": 34141968,
            "maximum": 223322681.7,
            "minimum": 223320150,
            "name": "GpsTime",
            "position": 12,
            "stddev": 908.7000192,
            "variance": 825735.725
          },
          {
            "average": 0,
            "count": 34141968,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34141968,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34141968,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34141968,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34141968,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697772.8233,
          5397938.951,
          1449.156751,
          699329.4633,
          5399497.211,
          2185.036751
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697772.8233341015,
                5397938.95103624,
                1449.1567512280053
              ],
              [
                697772.8233341015,
                5399497.21103624,
                1449.1567512280053
              ],
              [
                699329.4633341014,
                5399497.21103624,
                2185.0367512280054
              ],
              [
                699329.4633341014,
                5397938.95103624,
                2185.0367512280054
              ],
              [
                697772.8233341015,
                5397938.95103624,
                1449.1567512280053
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:51:21+00:00",
        "end_time": "2018-10-11T19:09:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3118765,
            48.70260901,
            1449.156751,
            -120.2899909,
            48.71710714,
            2185.036751
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31187648598724,
                  48.70310436887757,
                  1449.1567512280053
                ],
                [
                  -120.31112995052155,
                  48.71710713739271,
                  1449.1567512280053
                ],
                [
                  -120.28999087599115,
                  48.716611531605245,
                  2185.0367512280054
                ],
                [
                  -120.2907432630494,
                  48.702609005706464,
                  2185.0367512280054
                ],
                [
                  -120.31187648598724,
                  48.70310436887757,
                  1449.1567512280053
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:51:21Z",
            "pc:count": 34141968,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698531.0203,
                "count": 34141968,
                "maximum": 699329.4633,
                "minimum": 697772.8233,
                "name": "X",
                "position": 0,
                "stddev": 420.1706245,
                "variance": 176543.3537
              },
              {
                "average": 5398729.947,
                "count": 34141968,
                "maximum": 5399497.211,
                "minimum": 5397938.951,
                "name": "Y",
                "position": 1,
                "stddev": 427.4905832,
                "variance": 182748.1987
              },
              {
                "average": 1738.807572,
                "count": 34141968,
                "maximum": 2185.036751,
                "minimum": 1449.156751,
                "name": "Z",
                "position": 2,
                "stddev": 143.3983392,
                "variance": 20563.08368
              },
              {
                "average": 422.0125315,
                "count": 34141968,
                "maximum": 4095,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 316.1125209,
                "variance": 99927.12588
              },
              {
                "average": 1.357765463,
                "count": 34141968,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7335674691,
                "variance": 0.5381212318
              },
              {
                "average": 1.715845173,
                "count": 34141968,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.062549001,
                "variance": 1.129010379
              },
              {
                "average": 0.4967571875,
                "count": 34141968,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999894914,
                "variance": 0.2499894915
              },
              {
                "average": 0.0002288385954,
                "count": 34141968,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01512568131,
                "variance": 0.000228786235
              },
              {
                "average": 1.470514353,
                "count": 34141968,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5793943301,
                "variance": 0.3356977897
              },
              {
                "average": -1.332947804,
                "count": 34141968,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.98958051,
                "variance": 143.7500407
              },
              {
                "average": 0,
                "count": 34141968,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.7719038,
                "count": 34141968,
                "maximum": 141,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.854850949,
                "variance": 3.440472044
              },
              {
                "average": 223321558.2,
                "count": 34141968,
                "maximum": 223322681.7,
                "minimum": 223320150,
                "name": "GpsTime",
                "position": 12,
                "stddev": 908.7000192,
                "variance": 825735.725
              },
              {
                "average": 0,
                "count": 34141968,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34141968,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34141968,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34141968,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34141968,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697772.8233,
              5397938.951,
              1449.156751,
              699329.4633,
              5399497.211,
              2185.036751
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697772.8233341015,
                    5397938.95103624,
                    1449.1567512280053
                  ],
                  [
                    697772.8233341015,
                    5399497.21103624,
                    1449.1567512280053
                  ],
                  [
                    699329.4633341014,
                    5399497.21103624,
                    2185.0367512280054
                  ],
                  [
                    699329.4633341014,
                    5397938.95103624,
                    2185.0367512280054
                  ],
                  [
                    697772.8233341015,
                    5397938.95103624,
                    1449.1567512280053
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:51:21+00:00",
            "end_time": "2018-10-11T19:09:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35189100353357,
              48.59501776895421,
              1140.1144188743576
            ],
            [
              -120.35115837954696,
              48.60902089840495,
              1140.1144188743576
            ],
            [
              -120.33006430637519,
              48.60853345337258,
              1828.6144188743576
            ],
            [
              -120.33080274779157,
              48.594530562432446,
              1828.6144188743576
            ],
            [
              -120.35189100353357,
              48.59501776895421,
              1140.1144188743576
            ]
          ]
        ]
      },
      "bbox": [
        -120.351891,
        48.59453056,
        1140.114419,
        -120.3300643,
        48.6090209,
        1828.614419
      ],
      "properties": {
        "datetime": "2018-10-11T18:48:41Z",
        "pc:count": 45101035,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696030.4022,
            "count": 45101035,
            "maximum": 696802.8063,
            "minimum": 695246.2063,
            "name": "X",
            "position": 0,
            "stddev": 413.9530119,
            "variance": 171357.0961
          },
          {
            "average": 5386600.044,
            "count": 45101035,
            "maximum": 5387380.989,
            "minimum": 5385822.769,
            "name": "Y",
            "position": 1,
            "stddev": 437.9200973,
            "variance": 191774.0116
          },
          {
            "average": 1462.497076,
            "count": 45101035,
            "maximum": 1828.614419,
            "minimum": 1140.114419,
            "name": "Z",
            "position": 2,
            "stddev": 149.0458678,
            "variance": 22214.67071
          },
          {
            "average": 582.4505513,
            "count": 45101035,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 405.0156661,
            "variance": 164037.6898
          },
          {
            "average": 1.605994408,
            "count": 45101035,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8446390919,
            "variance": 0.7134151955
          },
          {
            "average": 2.211623946,
            "count": 45101035,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.080188109,
            "variance": 1.166806351
          },
          {
            "average": 0.4962785222,
            "count": 45101035,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499986156,
            "variance": 0.2499861561
          },
          {
            "average": 0.0002491073653,
            "count": 45101035,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01578116968,
            "variance": 0.0002490453163
          },
          {
            "average": 1.285035765,
            "count": 45101035,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5126014962,
            "variance": 0.2627602939
          },
          {
            "average": 1.143030938,
            "count": 45101035,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.8588736,
            "variance": 117.9151359
          },
          {
            "average": 0,
            "count": 45101035,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.1037992,
            "count": 45101035,
            "maximum": 133,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.015916478,
            "variance": 4.063919248
          },
          {
            "average": 223316436.7,
            "count": 45101035,
            "maximum": 223318921.9,
            "minimum": 223314729.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1059.513744,
            "variance": 1122569.374
          },
          {
            "average": 0,
            "count": 45101035,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45101035,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45101035,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45101035,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45101035,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695246.2063,
          5385822.769,
          1140.114419,
          696802.8063,
          5387380.989,
          1828.614419
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695246.2062748277,
                5385822.769142435,
                1140.1144188743576
              ],
              [
                695246.2062748277,
                5387380.989142436,
                1140.1144188743576
              ],
              [
                696802.8062748278,
                5387380.989142436,
                1828.6144188743576
              ],
              [
                696802.8062748278,
                5385822.769142435,
                1828.6144188743576
              ],
              [
                695246.2062748277,
                5385822.769142435,
                1140.1144188743576
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:48:41+00:00",
        "end_time": "2018-10-11T17:38:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.351891,
            48.59453056,
            1140.114419,
            -120.3300643,
            48.6090209,
            1828.614419
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35189100353357,
                  48.59501776895421,
                  1140.1144188743576
                ],
                [
                  -120.35115837954696,
                  48.60902089840495,
                  1140.1144188743576
                ],
                [
                  -120.33006430637519,
                  48.60853345337258,
                  1828.6144188743576
                ],
                [
                  -120.33080274779157,
                  48.594530562432446,
                  1828.6144188743576
                ],
                [
                  -120.35189100353357,
                  48.59501776895421,
                  1140.1144188743576
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:48:41Z",
            "pc:count": 45101035,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696030.4022,
                "count": 45101035,
                "maximum": 696802.8063,
                "minimum": 695246.2063,
                "name": "X",
                "position": 0,
                "stddev": 413.9530119,
                "variance": 171357.0961
              },
              {
                "average": 5386600.044,
                "count": 45101035,
                "maximum": 5387380.989,
                "minimum": 5385822.769,
                "name": "Y",
                "position": 1,
                "stddev": 437.9200973,
                "variance": 191774.0116
              },
              {
                "average": 1462.497076,
                "count": 45101035,
                "maximum": 1828.614419,
                "minimum": 1140.114419,
                "name": "Z",
                "position": 2,
                "stddev": 149.0458678,
                "variance": 22214.67071
              },
              {
                "average": 582.4505513,
                "count": 45101035,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 405.0156661,
                "variance": 164037.6898
              },
              {
                "average": 1.605994408,
                "count": 45101035,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8446390919,
                "variance": 0.7134151955
              },
              {
                "average": 2.211623946,
                "count": 45101035,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.080188109,
                "variance": 1.166806351
              },
              {
                "average": 0.4962785222,
                "count": 45101035,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499986156,
                "variance": 0.2499861561
              },
              {
                "average": 0.0002491073653,
                "count": 45101035,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01578116968,
                "variance": 0.0002490453163
              },
              {
                "average": 1.285035765,
                "count": 45101035,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5126014962,
                "variance": 0.2627602939
              },
              {
                "average": 1.143030938,
                "count": 45101035,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.8588736,
                "variance": 117.9151359
              },
              {
                "average": 0,
                "count": 45101035,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.1037992,
                "count": 45101035,
                "maximum": 133,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.015916478,
                "variance": 4.063919248
              },
              {
                "average": 223316436.7,
                "count": 45101035,
                "maximum": 223318921.9,
                "minimum": 223314729.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1059.513744,
                "variance": 1122569.374
              },
              {
                "average": 0,
                "count": 45101035,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45101035,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45101035,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45101035,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45101035,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695246.2063,
              5385822.769,
              1140.114419,
              696802.8063,
              5387380.989,
              1828.614419
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695246.2062748277,
                    5385822.769142435,
                    1140.1144188743576
                  ],
                  [
                    695246.2062748277,
                    5387380.989142436,
                    1140.1144188743576
                  ],
                  [
                    696802.8062748278,
                    5387380.989142436,
                    1828.6144188743576
                  ],
                  [
                    696802.8062748278,
                    5385822.769142435,
                    1828.6144188743576
                  ],
                  [
                    695246.2062748277,
                    5385822.769142435,
                    1140.1144188743576
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:48:41+00:00",
            "end_time": "2018-10-11T17:38:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35144770892126,
              48.52753929366473,
              590.7562041565723
            ],
            [
              -120.35071676280128,
              48.54154132480552,
              590.7562041565723
            ],
            [
              -120.3296485847317,
              48.54105425184228,
              1249.5562041565722
            ],
            [
              -120.33038532686153,
              48.52705245894017,
              1249.5562041565722
            ],
            [
              -120.35144770892126,
              48.52753929366473,
              590.7562041565723
            ]
          ]
        ]
      },
      "bbox": [
        -120.3514477,
        48.52705246,
        590.7562042,
        -120.3296486,
        48.54154132,
        1249.556204
      ],
      "properties": {
        "datetime": "2018-10-11T18:50:44Z",
        "pc:count": 33093890,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696295.2848,
            "count": 33093890,
            "maximum": 697095.7278,
            "minimum": 695538.9678,
            "name": "X",
            "position": 0,
            "stddev": 438.2718341,
            "variance": 192082.2006
          },
          {
            "average": 5379095.406,
            "count": 33093890,
            "maximum": 5379882.283,
            "minimum": 5378324.203,
            "name": "Y",
            "position": 1,
            "stddev": 430.3012603,
            "variance": 185159.1746
          },
          {
            "average": 684.3052173,
            "count": 33093890,
            "maximum": 1249.556204,
            "minimum": 590.7562042,
            "name": "Z",
            "position": 2,
            "stddev": 132.621134,
            "variance": 17588.36517
          },
          {
            "average": 777.1062359,
            "count": 33093890,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 417.5857652,
            "variance": 174377.8713
          },
          {
            "average": 1.182227867,
            "count": 33093890,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4422748695,
            "variance": 0.1956070602
          },
          {
            "average": 1.364341182,
            "count": 33093890,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6093402457,
            "variance": 0.371295535
          },
          {
            "average": 0.4974176502,
            "count": 33093890,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499993339,
            "variance": 0.249993339
          },
          {
            "average": 0.0002993603955,
            "count": 33093890,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01729944473,
            "variance": 0.0002992707879
          },
          {
            "average": 1.375722286,
            "count": 33093890,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5100500183,
            "variance": 0.2601510211
          },
          {
            "average": -0.0176392564,
            "count": 33093890,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.0190736,
            "variance": 100.3818357
          },
          {
            "average": 0,
            "count": 33093890,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.0567965,
            "count": 33093890,
            "maximum": 133,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.434530259,
            "variance": 5.926937582
          },
          {
            "average": 223316408,
            "count": 33093890,
            "maximum": 223319044.4,
            "minimum": 223313691,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1266.616627,
            "variance": 1604317.681
          },
          {
            "average": 0,
            "count": 33093890,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33093890,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33093890,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33093890,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33093890,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695538.9678,
          5378324.203,
          590.7562042,
          697095.7278,
          5379882.283,
          1249.556204
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695538.9677786528,
                5378324.202886567,
                590.7562041565723
              ],
              [
                695538.9677786528,
                5379882.2828865675,
                590.7562041565723
              ],
              [
                697095.7277786528,
                5379882.2828865675,
                1249.5562041565722
              ],
              [
                697095.7277786528,
                5378324.202886567,
                1249.5562041565722
              ],
              [
                695538.9677786528,
                5378324.202886567,
                590.7562041565723
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:50:44+00:00",
        "end_time": "2018-10-11T17:21:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3514477,
            48.52705246,
            590.7562042,
            -120.3296486,
            48.54154132,
            1249.556204
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35144770892126,
                  48.52753929366473,
                  590.7562041565723
                ],
                [
                  -120.35071676280128,
                  48.54154132480552,
                  590.7562041565723
                ],
                [
                  -120.3296485847317,
                  48.54105425184228,
                  1249.5562041565722
                ],
                [
                  -120.33038532686153,
                  48.52705245894017,
                  1249.5562041565722
                ],
                [
                  -120.35144770892126,
                  48.52753929366473,
                  590.7562041565723
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:50:44Z",
            "pc:count": 33093890,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696295.2848,
                "count": 33093890,
                "maximum": 697095.7278,
                "minimum": 695538.9678,
                "name": "X",
                "position": 0,
                "stddev": 438.2718341,
                "variance": 192082.2006
              },
              {
                "average": 5379095.406,
                "count": 33093890,
                "maximum": 5379882.283,
                "minimum": 5378324.203,
                "name": "Y",
                "position": 1,
                "stddev": 430.3012603,
                "variance": 185159.1746
              },
              {
                "average": 684.3052173,
                "count": 33093890,
                "maximum": 1249.556204,
                "minimum": 590.7562042,
                "name": "Z",
                "position": 2,
                "stddev": 132.621134,
                "variance": 17588.36517
              },
              {
                "average": 777.1062359,
                "count": 33093890,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 417.5857652,
                "variance": 174377.8713
              },
              {
                "average": 1.182227867,
                "count": 33093890,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4422748695,
                "variance": 0.1956070602
              },
              {
                "average": 1.364341182,
                "count": 33093890,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6093402457,
                "variance": 0.371295535
              },
              {
                "average": 0.4974176502,
                "count": 33093890,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499993339,
                "variance": 0.249993339
              },
              {
                "average": 0.0002993603955,
                "count": 33093890,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01729944473,
                "variance": 0.0002992707879
              },
              {
                "average": 1.375722286,
                "count": 33093890,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5100500183,
                "variance": 0.2601510211
              },
              {
                "average": -0.0176392564,
                "count": 33093890,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.0190736,
                "variance": 100.3818357
              },
              {
                "average": 0,
                "count": 33093890,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.0567965,
                "count": 33093890,
                "maximum": 133,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.434530259,
                "variance": 5.926937582
              },
              {
                "average": 223316408,
                "count": 33093890,
                "maximum": 223319044.4,
                "minimum": 223313691,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1266.616627,
                "variance": 1604317.681
              },
              {
                "average": 0,
                "count": 33093890,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33093890,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33093890,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33093890,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33093890,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695538.9678,
              5378324.203,
              590.7562042,
              697095.7278,
              5379882.283,
              1249.556204
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695538.9677786528,
                    5378324.202886567,
                    590.7562041565723
                  ],
                  [
                    695538.9677786528,
                    5379882.2828865675,
                    590.7562041565723
                  ],
                  [
                    697095.7277786528,
                    5379882.2828865675,
                    1249.5562041565722
                  ],
                  [
                    697095.7277786528,
                    5378324.202886567,
                    1249.5562041565722
                  ],
                  [
                    695538.9677786528,
                    5378324.202886567,
                    590.7562041565723
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:50:44+00:00",
            "end_time": "2018-10-11T17:21:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39066123134094,
              48.33849453903237,
              714.6025988797771
            ],
            [
              -120.38994609292922,
              48.35249297931122,
              714.6025988797771
            ],
            [
              -120.36895502824983,
              48.35201447161665,
              1281.0825988797772
            ],
            [
              -120.36967590197351,
              48.33801626513842,
              1281.0825988797772
            ],
            [
              -120.39066123134094,
              48.33849453903237,
              714.6025988797771
            ]
          ]
        ]
      },
      "bbox": [
        -120.3906612,
        48.33801627,
        714.6025989,
        -120.368955,
        48.35249298,
        1281.082599
      ],
      "properties": {
        "datetime": "2018-10-04T18:02:36Z",
        "pc:count": 36664547,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694116.9223,
            "count": 36664547,
            "maximum": 694917.3094,
            "minimum": 693360.5294,
            "name": "X",
            "position": 0,
            "stddev": 414.854223,
            "variance": 172104.0263
          },
          {
            "average": 5357985.041,
            "count": 36664547,
            "maximum": 5358771.649,
            "minimum": 5357214.069,
            "name": "Y",
            "position": 1,
            "stddev": 438.2822571,
            "variance": 192091.3369
          },
          {
            "average": 910.650019,
            "count": 36664547,
            "maximum": 1281.082599,
            "minimum": 714.6025989,
            "name": "Z",
            "position": 2,
            "stddev": 141.3976104,
            "variance": 19993.28422
          },
          {
            "average": 461.3808606,
            "count": 36664547,
            "maximum": 4095,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 233.3762814,
            "variance": 54464.4887
          },
          {
            "average": 1.150941699,
            "count": 36664547,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3924174954,
            "variance": 0.1539914907
          },
          {
            "average": 1.301894334,
            "count": 36664547,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5368886258,
            "variance": 0.2882493965
          },
          {
            "average": 0.4975581725,
            "count": 36664547,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999940443,
            "variance": 0.2499940443
          },
          {
            "average": 0.000272497571,
            "count": 36664547,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01650525139,
            "variance": 0.0002724233235
          },
          {
            "average": 1.339221865,
            "count": 36664547,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.532749876,
            "variance": 0.2838224303
          },
          {
            "average": -0.1256439107,
            "count": 36664547,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.922900834,
            "variance": 98.46396096
          },
          {
            "average": 0,
            "count": 36664547,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.1320509,
            "count": 36664547,
            "maximum": 106,
            "minimum": 96,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.703998446,
            "variance": 7.311607595
          },
          {
            "average": 222708733.3,
            "count": 36664547,
            "maximum": 222711356.7,
            "minimum": 222704664,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2199.131642,
            "variance": 4836179.98
          },
          {
            "average": 0,
            "count": 36664547,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36664547,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36664547,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36664547,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36664547,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693360.5294,
          5357214.069,
          714.6025989,
          694917.3094,
          5358771.649,
          1281.082599
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693360.5293862945,
                5357214.068613926,
                714.6025988797771
              ],
              [
                693360.5293862945,
                5358771.648613926,
                714.6025988797771
              ],
              [
                694917.3093862946,
                5358771.648613926,
                1281.0825988797772
              ],
              [
                694917.3093862946,
                5357214.068613926,
                1281.0825988797772
              ],
              [
                693360.5293862945,
                5357214.068613926,
                714.6025988797771
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:02:36+00:00",
        "end_time": "2018-10-04T16:11:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3906612,
            48.33801627,
            714.6025989,
            -120.368955,
            48.35249298,
            1281.082599
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39066123134094,
                  48.33849453903237,
                  714.6025988797771
                ],
                [
                  -120.38994609292922,
                  48.35249297931122,
                  714.6025988797771
                ],
                [
                  -120.36895502824983,
                  48.35201447161665,
                  1281.0825988797772
                ],
                [
                  -120.36967590197351,
                  48.33801626513842,
                  1281.0825988797772
                ],
                [
                  -120.39066123134094,
                  48.33849453903237,
                  714.6025988797771
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:02:36Z",
            "pc:count": 36664547,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694116.9223,
                "count": 36664547,
                "maximum": 694917.3094,
                "minimum": 693360.5294,
                "name": "X",
                "position": 0,
                "stddev": 414.854223,
                "variance": 172104.0263
              },
              {
                "average": 5357985.041,
                "count": 36664547,
                "maximum": 5358771.649,
                "minimum": 5357214.069,
                "name": "Y",
                "position": 1,
                "stddev": 438.2822571,
                "variance": 192091.3369
              },
              {
                "average": 910.650019,
                "count": 36664547,
                "maximum": 1281.082599,
                "minimum": 714.6025989,
                "name": "Z",
                "position": 2,
                "stddev": 141.3976104,
                "variance": 19993.28422
              },
              {
                "average": 461.3808606,
                "count": 36664547,
                "maximum": 4095,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 233.3762814,
                "variance": 54464.4887
              },
              {
                "average": 1.150941699,
                "count": 36664547,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3924174954,
                "variance": 0.1539914907
              },
              {
                "average": 1.301894334,
                "count": 36664547,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5368886258,
                "variance": 0.2882493965
              },
              {
                "average": 0.4975581725,
                "count": 36664547,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999940443,
                "variance": 0.2499940443
              },
              {
                "average": 0.000272497571,
                "count": 36664547,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01650525139,
                "variance": 0.0002724233235
              },
              {
                "average": 1.339221865,
                "count": 36664547,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.532749876,
                "variance": 0.2838224303
              },
              {
                "average": -0.1256439107,
                "count": 36664547,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.922900834,
                "variance": 98.46396096
              },
              {
                "average": 0,
                "count": 36664547,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.1320509,
                "count": 36664547,
                "maximum": 106,
                "minimum": 96,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.703998446,
                "variance": 7.311607595
              },
              {
                "average": 222708733.3,
                "count": 36664547,
                "maximum": 222711356.7,
                "minimum": 222704664,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2199.131642,
                "variance": 4836179.98
              },
              {
                "average": 0,
                "count": 36664547,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36664547,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36664547,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36664547,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36664547,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693360.5294,
              5357214.069,
              714.6025989,
              694917.3094,
              5358771.649,
              1281.082599
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693360.5293862945,
                    5357214.068613926,
                    714.6025988797771
                  ],
                  [
                    693360.5293862945,
                    5358771.648613926,
                    714.6025988797771
                  ],
                  [
                    694917.3093862946,
                    5358771.648613926,
                    1281.0825988797772
                  ],
                  [
                    694917.3093862946,
                    5357214.068613926,
                    1281.0825988797772
                  ],
                  [
                    693360.5293862945,
                    5357214.068613926,
                    714.6025988797771
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:02:36+00:00",
            "end_time": "2018-10-04T16:11:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.28981922801862,
              48.392753849092294,
              779.1397842782746
            ],
            [
              -120.28907494164375,
              48.40675316721308,
              779.1397842782746
            ],
            [
              -120.26806166983559,
              48.406255800308685,
              1155.7797842782747
            ],
            [
              -120.26881170799473,
              48.392256725273484,
              1155.7797842782747
            ],
            [
              -120.28981922801862,
              48.392753849092294,
              779.1397842782746
            ]
          ]
        ]
      },
      "bbox": [
        -120.2898192,
        48.39225673,
        779.1397843,
        -120.2680617,
        48.40675317,
        1155.779784
      ],
      "properties": {
        "datetime": "2018-10-11T21:23:50Z",
        "pc:count": 42479876,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701370.2866,
            "count": 42479876,
            "maximum": 702176.1689,
            "minimum": 700619.2689,
            "name": "X",
            "position": 0,
            "stddev": 409.0235606,
            "variance": 167300.2731
          },
          {
            "average": 5364262.531,
            "count": 42479876,
            "maximum": 5365061.511,
            "minimum": 5363503.691,
            "name": "Y",
            "position": 1,
            "stddev": 443.0863212,
            "variance": 196325.488
          },
          {
            "average": 949.511498,
            "count": 42479876,
            "maximum": 1155.779784,
            "minimum": 779.1397843,
            "name": "Z",
            "position": 2,
            "stddev": 70.36242701,
            "variance": 4950.871134
          },
          {
            "average": 681.068489,
            "count": 42479876,
            "maximum": 4095,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 370.1908307,
            "variance": 137041.2511
          },
          {
            "average": 1.267404523,
            "count": 42479876,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5760757018,
            "variance": 0.3318632142
          },
          {
            "average": 1.534802785,
            "count": 42479876,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8103860596,
            "variance": 0.6567255656
          },
          {
            "average": 0.4970102314,
            "count": 42479876,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910671,
            "variance": 0.2499910672
          },
          {
            "average": 0.000257980979,
            "count": 42479876,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01605971453,
            "variance": 0.0002579144309
          },
          {
            "average": 1.415336429,
            "count": 42479876,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5498987331,
            "variance": 0.3023886166
          },
          {
            "average": -0.2111889996,
            "count": 42479876,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.11810759,
            "variance": 102.3761012
          },
          {
            "average": 0,
            "count": 42479876,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 125.0298221,
            "count": 42479876,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.56461238,
            "variance": 1194.712429
          },
          {
            "average": 223031541.6,
            "count": 42479876,
            "maximum": 223328230.9,
            "minimum": 222115376.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 518057.1076,
            "variance": 268383166700.0
          },
          {
            "average": 0,
            "count": 42479876,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42479876,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42479876,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42479876,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42479876,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700619.2689,
          5363503.691,
          779.1397843,
          702176.1689,
          5365061.511,
          1155.779784
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700619.2688878125,
                5363503.690600849,
                779.1397842782746
              ],
              [
                700619.2688878125,
                5365061.510600849,
                779.1397842782746
              ],
              [
                702176.1688878124,
                5365061.510600849,
                1155.7797842782747
              ],
              [
                702176.1688878124,
                5363503.690600849,
                1155.7797842782747
              ],
              [
                700619.2688878125,
                5363503.690600849,
                779.1397842782746
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:23:50+00:00",
        "end_time": "2018-09-27T20:29:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2898192,
            48.39225673,
            779.1397843,
            -120.2680617,
            48.40675317,
            1155.779784
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.28981922801862,
                  48.392753849092294,
                  779.1397842782746
                ],
                [
                  -120.28907494164375,
                  48.40675316721308,
                  779.1397842782746
                ],
                [
                  -120.26806166983559,
                  48.406255800308685,
                  1155.7797842782747
                ],
                [
                  -120.26881170799473,
                  48.392256725273484,
                  1155.7797842782747
                ],
                [
                  -120.28981922801862,
                  48.392753849092294,
                  779.1397842782746
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:23:50Z",
            "pc:count": 42479876,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701370.2866,
                "count": 42479876,
                "maximum": 702176.1689,
                "minimum": 700619.2689,
                "name": "X",
                "position": 0,
                "stddev": 409.0235606,
                "variance": 167300.2731
              },
              {
                "average": 5364262.531,
                "count": 42479876,
                "maximum": 5365061.511,
                "minimum": 5363503.691,
                "name": "Y",
                "position": 1,
                "stddev": 443.0863212,
                "variance": 196325.488
              },
              {
                "average": 949.511498,
                "count": 42479876,
                "maximum": 1155.779784,
                "minimum": 779.1397843,
                "name": "Z",
                "position": 2,
                "stddev": 70.36242701,
                "variance": 4950.871134
              },
              {
                "average": 681.068489,
                "count": 42479876,
                "maximum": 4095,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 370.1908307,
                "variance": 137041.2511
              },
              {
                "average": 1.267404523,
                "count": 42479876,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5760757018,
                "variance": 0.3318632142
              },
              {
                "average": 1.534802785,
                "count": 42479876,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8103860596,
                "variance": 0.6567255656
              },
              {
                "average": 0.4970102314,
                "count": 42479876,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910671,
                "variance": 0.2499910672
              },
              {
                "average": 0.000257980979,
                "count": 42479876,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01605971453,
                "variance": 0.0002579144309
              },
              {
                "average": 1.415336429,
                "count": 42479876,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5498987331,
                "variance": 0.3023886166
              },
              {
                "average": -0.2111889996,
                "count": 42479876,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.11810759,
                "variance": 102.3761012
              },
              {
                "average": 0,
                "count": 42479876,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 125.0298221,
                "count": 42479876,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.56461238,
                "variance": 1194.712429
              },
              {
                "average": 223031541.6,
                "count": 42479876,
                "maximum": 223328230.9,
                "minimum": 222115376.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 518057.1076,
                "variance": 268383166700.0
              },
              {
                "average": 0,
                "count": 42479876,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42479876,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42479876,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42479876,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42479876,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700619.2689,
              5363503.691,
              779.1397843,
              702176.1689,
              5365061.511,
              1155.779784
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700619.2688878125,
                    5363503.690600849,
                    779.1397842782746
                  ],
                  [
                    700619.2688878125,
                    5365061.510600849,
                    779.1397842782746
                  ],
                  [
                    702176.1688878124,
                    5365061.510600849,
                    1155.7797842782747
                  ],
                  [
                    702176.1688878124,
                    5363503.690600849,
                    1155.7797842782747
                  ],
                  [
                    700619.2688878125,
                    5363503.690600849,
                    779.1397842782746
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:23:50+00:00",
            "end_time": "2018-09-27T20:29:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31077192215004,
              48.51415547120428,
              569.576366458751
            ],
            [
              -120.31003010726546,
              48.52815707095385,
              569.576366458751
            ],
            [
              -120.28896737239202,
              48.52766263517677,
              867.6963664587508
            ],
            [
              -120.28971497848723,
              48.51366127724553,
              867.6963664587508
            ],
            [
              -120.31077192215004,
              48.51415547120428,
              569.576366458751
            ]
          ]
        ]
      },
      "bbox": [
        -120.3107719,
        48.51366128,
        569.5763665,
        -120.2889674,
        48.52815707,
        867.6963665
      ],
      "properties": {
        "datetime": "2018-10-11T20:11:25Z",
        "pc:count": 32019039,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699380.9292,
            "count": 32019039,
            "maximum": 700150.9027,
            "minimum": 698594.0827,
            "name": "X",
            "position": 0,
            "stddev": 451.8547299,
            "variance": 204172.697
          },
          {
            "average": 5377678.094,
            "count": 32019039,
            "maximum": 5378499.669,
            "minimum": 5376941.589,
            "name": "Y",
            "position": 1,
            "stddev": 431.2166333,
            "variance": 185947.7848
          },
          {
            "average": 621.9259069,
            "count": 32019039,
            "maximum": 867.6963665,
            "minimum": 569.5763665,
            "name": "Z",
            "position": 2,
            "stddev": 60.35008236,
            "variance": 3642.132441
          },
          {
            "average": 755.6329728,
            "count": 32019039,
            "maximum": 4095,
            "minimum": 85,
            "name": "Intensity",
            "position": 3,
            "stddev": 485.3578895,
            "variance": 235572.2809
          },
          {
            "average": 1.208713228,
            "count": 32019039,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4607664466,
            "variance": 0.2123057183
          },
          {
            "average": 1.417357935,
            "count": 32019039,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6201501134,
            "variance": 0.3845861631
          },
          {
            "average": 0.4988898012,
            "count": 32019039,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999987753,
            "variance": 0.2499987753
          },
          {
            "average": 0.000329429,
            "count": 32019039,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0181471895,
            "variance": 0.0003293204869
          },
          {
            "average": 1.366849299,
            "count": 32019039,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5008836682,
            "variance": 0.2508844491
          },
          {
            "average": 0.8685107552,
            "count": 32019039,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.21664371,
            "variance": 104.3798086
          },
          {
            "average": 0,
            "count": 32019039,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.7145772,
            "count": 32019039,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 18.41266014,
            "variance": 339.0260534
          },
          {
            "average": 223244031,
            "count": 32019039,
            "maximum": 223323885.7,
            "minimum": 222115585.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 296002.8509,
            "variance": 87617687760.0
          },
          {
            "average": 0,
            "count": 32019039,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32019039,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32019039,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32019039,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32019039,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698594.0827,
          5376941.589,
          569.5763665,
          700150.9027,
          5378499.669,
          867.6963665
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698594.0826782932,
                5376941.589386741,
                569.576366458751
              ],
              [
                698594.0826782932,
                5378499.669386741,
                569.576366458751
              ],
              [
                700150.9026782933,
                5378499.669386741,
                867.6963664587508
              ],
              [
                700150.9026782933,
                5376941.589386741,
                867.6963664587508
              ],
              [
                698594.0826782932,
                5376941.589386741,
                569.576366458751
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:11:25+00:00",
        "end_time": "2018-09-27T20:33:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3107719,
            48.51366128,
            569.5763665,
            -120.2889674,
            48.52815707,
            867.6963665
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31077192215004,
                  48.51415547120428,
                  569.576366458751
                ],
                [
                  -120.31003010726546,
                  48.52815707095385,
                  569.576366458751
                ],
                [
                  -120.28896737239202,
                  48.52766263517677,
                  867.6963664587508
                ],
                [
                  -120.28971497848723,
                  48.51366127724553,
                  867.6963664587508
                ],
                [
                  -120.31077192215004,
                  48.51415547120428,
                  569.576366458751
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:11:25Z",
            "pc:count": 32019039,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699380.9292,
                "count": 32019039,
                "maximum": 700150.9027,
                "minimum": 698594.0827,
                "name": "X",
                "position": 0,
                "stddev": 451.8547299,
                "variance": 204172.697
              },
              {
                "average": 5377678.094,
                "count": 32019039,
                "maximum": 5378499.669,
                "minimum": 5376941.589,
                "name": "Y",
                "position": 1,
                "stddev": 431.2166333,
                "variance": 185947.7848
              },
              {
                "average": 621.9259069,
                "count": 32019039,
                "maximum": 867.6963665,
                "minimum": 569.5763665,
                "name": "Z",
                "position": 2,
                "stddev": 60.35008236,
                "variance": 3642.132441
              },
              {
                "average": 755.6329728,
                "count": 32019039,
                "maximum": 4095,
                "minimum": 85,
                "name": "Intensity",
                "position": 3,
                "stddev": 485.3578895,
                "variance": 235572.2809
              },
              {
                "average": 1.208713228,
                "count": 32019039,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4607664466,
                "variance": 0.2123057183
              },
              {
                "average": 1.417357935,
                "count": 32019039,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6201501134,
                "variance": 0.3845861631
              },
              {
                "average": 0.4988898012,
                "count": 32019039,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999987753,
                "variance": 0.2499987753
              },
              {
                "average": 0.000329429,
                "count": 32019039,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0181471895,
                "variance": 0.0003293204869
              },
              {
                "average": 1.366849299,
                "count": 32019039,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5008836682,
                "variance": 0.2508844491
              },
              {
                "average": 0.8685107552,
                "count": 32019039,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.21664371,
                "variance": 104.3798086
              },
              {
                "average": 0,
                "count": 32019039,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.7145772,
                "count": 32019039,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 18.41266014,
                "variance": 339.0260534
              },
              {
                "average": 223244031,
                "count": 32019039,
                "maximum": 223323885.7,
                "minimum": 222115585.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 296002.8509,
                "variance": 87617687760.0
              },
              {
                "average": 0,
                "count": 32019039,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32019039,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32019039,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32019039,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32019039,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698594.0827,
              5376941.589,
              569.5763665,
              700150.9027,
              5378499.669,
              867.6963665
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698594.0826782932,
                    5376941.589386741,
                    569.576366458751
                  ],
                  [
                    698594.0826782932,
                    5378499.669386741,
                    569.576366458751
                  ],
                  [
                    700150.9026782933,
                    5378499.669386741,
                    867.6963664587508
                  ],
                  [
                    700150.9026782933,
                    5376941.589386741,
                    867.6963664587508
                  ],
                  [
                    698594.0826782932,
                    5376941.589386741,
                    569.576366458751
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:11:25+00:00",
            "end_time": "2018-09-27T20:33:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26977635801383,
              48.43328363872894,
              768.1310788207531
            ],
            [
              -120.26902540754752,
              48.44728442201818,
              768.1310788207531
            ],
            [
              -120.24799577262165,
              48.44678308124273,
              1156.8110788207532
            ],
            [
              -120.24875248799457,
              48.43278254304902,
              1156.8110788207532
            ],
            [
              -120.26977635801383,
              48.43328363872894,
              768.1310788207531
            ]
          ]
        ]
      },
      "bbox": [
        -120.2697764,
        48.43278254,
        768.1310788,
        -120.2479958,
        48.44728442,
        1156.811079
      ],
      "properties": {
        "datetime": "2018-10-11T21:22:40Z",
        "pc:count": 45266933,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702722.842,
            "count": 45266933,
            "maximum": 703499.0331,
            "minimum": 701942.1331,
            "name": "X",
            "position": 0,
            "stddev": 459.4773354,
            "variance": 211119.4218
          },
          {
            "average": 5368837.951,
            "count": 45266933,
            "maximum": 5369618.853,
            "minimum": 5368060.833,
            "name": "Y",
            "position": 1,
            "stddev": 439.1994692,
            "variance": 192896.1738
          },
          {
            "average": 977.0077127,
            "count": 45266933,
            "maximum": 1156.811079,
            "minimum": 768.1310788,
            "name": "Z",
            "position": 2,
            "stddev": 87.41435678,
            "variance": 7641.269771
          },
          {
            "average": 738.5753632,
            "count": 45266933,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 446.7945756,
            "variance": 199625.3928
          },
          {
            "average": 1.433910356,
            "count": 45266933,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7089885311,
            "variance": 0.5026647373
          },
          {
            "average": 1.868041181,
            "count": 45266933,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9412400825,
            "variance": 0.8859328929
          },
          {
            "average": 0.4964091117,
            "count": 45266933,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871109,
            "variance": 0.249987111
          },
          {
            "average": 0.0003093648956,
            "count": 45266933,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01758605117,
            "variance": 0.0003092691958
          },
          {
            "average": 1.303058946,
            "count": 45266933,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4954575443,
            "variance": 0.2454781782
          },
          {
            "average": -0.6811964039,
            "count": 45266933,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.66725471,
            "variance": 113.790323
          },
          {
            "average": 0,
            "count": 45266933,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.53668299,
            "count": 45266933,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.79374457,
            "variance": 4198.229335
          },
          {
            "average": 220450868.2,
            "count": 45266933,
            "maximum": 223328160.8,
            "minimum": 216235557.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3481057.438,
            "variance": 12117760890000.0
          },
          {
            "average": 0,
            "count": 45266933,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45266933,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45266933,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45266933,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45266933,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701942.1331,
          5368060.833,
          768.1310788,
          703499.0331,
          5369618.853,
          1156.811079
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701942.1330956368,
                5368060.832611015,
                768.1310788207531
              ],
              [
                701942.1330956368,
                5369618.852611015,
                768.1310788207531
              ],
              [
                703499.0330956368,
                5369618.852611015,
                1156.8110788207532
              ],
              [
                703499.0330956368,
                5368060.832611015,
                1156.8110788207532
              ],
              [
                701942.1330956368,
                5368060.832611015,
                768.1310788207531
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:22:40+00:00",
        "end_time": "2018-07-21T19:12:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2697764,
            48.43278254,
            768.1310788,
            -120.2479958,
            48.44728442,
            1156.811079
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26977635801383,
                  48.43328363872894,
                  768.1310788207531
                ],
                [
                  -120.26902540754752,
                  48.44728442201818,
                  768.1310788207531
                ],
                [
                  -120.24799577262165,
                  48.44678308124273,
                  1156.8110788207532
                ],
                [
                  -120.24875248799457,
                  48.43278254304902,
                  1156.8110788207532
                ],
                [
                  -120.26977635801383,
                  48.43328363872894,
                  768.1310788207531
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:22:40Z",
            "pc:count": 45266933,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702722.842,
                "count": 45266933,
                "maximum": 703499.0331,
                "minimum": 701942.1331,
                "name": "X",
                "position": 0,
                "stddev": 459.4773354,
                "variance": 211119.4218
              },
              {
                "average": 5368837.951,
                "count": 45266933,
                "maximum": 5369618.853,
                "minimum": 5368060.833,
                "name": "Y",
                "position": 1,
                "stddev": 439.1994692,
                "variance": 192896.1738
              },
              {
                "average": 977.0077127,
                "count": 45266933,
                "maximum": 1156.811079,
                "minimum": 768.1310788,
                "name": "Z",
                "position": 2,
                "stddev": 87.41435678,
                "variance": 7641.269771
              },
              {
                "average": 738.5753632,
                "count": 45266933,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 446.7945756,
                "variance": 199625.3928
              },
              {
                "average": 1.433910356,
                "count": 45266933,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7089885311,
                "variance": 0.5026647373
              },
              {
                "average": 1.868041181,
                "count": 45266933,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9412400825,
                "variance": 0.8859328929
              },
              {
                "average": 0.4964091117,
                "count": 45266933,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871109,
                "variance": 0.249987111
              },
              {
                "average": 0.0003093648956,
                "count": 45266933,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01758605117,
                "variance": 0.0003092691958
              },
              {
                "average": 1.303058946,
                "count": 45266933,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4954575443,
                "variance": 0.2454781782
              },
              {
                "average": -0.6811964039,
                "count": 45266933,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.66725471,
                "variance": 113.790323
              },
              {
                "average": 0,
                "count": 45266933,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.53668299,
                "count": 45266933,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.79374457,
                "variance": 4198.229335
              },
              {
                "average": 220450868.2,
                "count": 45266933,
                "maximum": 223328160.8,
                "minimum": 216235557.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3481057.438,
                "variance": 12117760890000.0
              },
              {
                "average": 0,
                "count": 45266933,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45266933,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45266933,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45266933,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45266933,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701942.1331,
              5368060.833,
              768.1310788,
              703499.0331,
              5369618.853,
              1156.811079
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701942.1330956368,
                    5368060.832611015,
                    768.1310788207531
                  ],
                  [
                    701942.1330956368,
                    5369618.852611015,
                    768.1310788207531
                  ],
                  [
                    703499.0330956368,
                    5369618.852611015,
                    1156.8110788207532
                  ],
                  [
                    703499.0330956368,
                    5368060.832611015,
                    1156.8110788207532
                  ],
                  [
                    701942.1330956368,
                    5368060.832611015,
                    768.1310788207531
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:22:40+00:00",
            "end_time": "2018-07-21T19:12:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35109227497851,
              48.47355944902663,
              904.0074100584077
            ],
            [
              -120.3503627183395,
              48.487559630943494,
              904.0074100584077
            ],
            [
              -120.32931745600345,
              48.48707290888373,
              1646.8274100584078
            ],
            [
              -120.33005279056574,
              48.4730729649466,
              1646.8274100584078
            ],
            [
              -120.35109227497851,
              48.47355944902663,
              904.0074100584077
            ]
          ]
        ]
      },
      "bbox": [
        -120.3510923,
        48.47307296,
        904.0074101,
        -120.3293175,
        48.48755963,
        1646.82741
      ],
      "properties": {
        "datetime": "2018-10-11T18:52:10Z",
        "pc:count": 42464651,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696559.3487,
            "count": 42464651,
            "maximum": 697329.8109,
            "minimum": 695773.0909,
            "name": "X",
            "position": 0,
            "stddev": 420.4273072,
            "variance": 176759.1206
          },
          {
            "average": 5373087.296,
            "count": 42464651,
            "maximum": 5373883.589,
            "minimum": 5372325.729,
            "name": "Y",
            "position": 1,
            "stddev": 434.0242956,
            "variance": 188377.0892
          },
          {
            "average": 1263.277514,
            "count": 42464651,
            "maximum": 1646.82741,
            "minimum": 904.0074101,
            "name": "Z",
            "position": 2,
            "stddev": 201.11227,
            "variance": 40446.14516
          },
          {
            "average": 515.0735889,
            "count": 42464651,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 329.2969553,
            "variance": 108436.4847
          },
          {
            "average": 1.502038342,
            "count": 42464651,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7396412359,
            "variance": 0.5470691579
          },
          {
            "average": 2.003908357,
            "count": 42464651,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.941945034,
            "variance": 0.887260447
          },
          {
            "average": 0.4970701867,
            "count": 42464651,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499991422,
            "variance": 0.2499914221
          },
          {
            "average": 0.0002575318469,
            "count": 42464651,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01604573246,
            "variance": 0.0002574655303
          },
          {
            "average": 1.266388413,
            "count": 42464651,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5139480511,
            "variance": 0.2641425993
          },
          {
            "average": 1.170158602,
            "count": 42464651,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.50846139,
            "variance": 110.4277607
          },
          {
            "average": 0,
            "count": 42464651,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.3524351,
            "count": 42464651,
            "maximum": 134,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.03365689,
            "variance": 4.135760345
          },
          {
            "average": 223316509.8,
            "count": 42464651,
            "maximum": 223319130.8,
            "minimum": 223313611.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1065.695535,
            "variance": 1135706.973
          },
          {
            "average": 0,
            "count": 42464651,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42464651,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42464651,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42464651,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42464651,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695773.0909,
          5372325.729,
          904.0074101,
          697329.8109,
          5373883.589,
          1646.82741
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695773.0908620489,
                5372325.728885019,
                904.0074100584077
              ],
              [
                695773.0908620489,
                5373883.588885019,
                904.0074100584077
              ],
              [
                697329.8108620489,
                5373883.588885019,
                1646.8274100584078
              ],
              [
                697329.8108620489,
                5372325.728885019,
                1646.8274100584078
              ],
              [
                695773.0908620489,
                5372325.728885019,
                904.0074100584077
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:52:10+00:00",
        "end_time": "2018-10-11T17:20:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3510923,
            48.47307296,
            904.0074101,
            -120.3293175,
            48.48755963,
            1646.82741
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35109227497851,
                  48.47355944902663,
                  904.0074100584077
                ],
                [
                  -120.3503627183395,
                  48.487559630943494,
                  904.0074100584077
                ],
                [
                  -120.32931745600345,
                  48.48707290888373,
                  1646.8274100584078
                ],
                [
                  -120.33005279056574,
                  48.4730729649466,
                  1646.8274100584078
                ],
                [
                  -120.35109227497851,
                  48.47355944902663,
                  904.0074100584077
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:52:10Z",
            "pc:count": 42464651,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696559.3487,
                "count": 42464651,
                "maximum": 697329.8109,
                "minimum": 695773.0909,
                "name": "X",
                "position": 0,
                "stddev": 420.4273072,
                "variance": 176759.1206
              },
              {
                "average": 5373087.296,
                "count": 42464651,
                "maximum": 5373883.589,
                "minimum": 5372325.729,
                "name": "Y",
                "position": 1,
                "stddev": 434.0242956,
                "variance": 188377.0892
              },
              {
                "average": 1263.277514,
                "count": 42464651,
                "maximum": 1646.82741,
                "minimum": 904.0074101,
                "name": "Z",
                "position": 2,
                "stddev": 201.11227,
                "variance": 40446.14516
              },
              {
                "average": 515.0735889,
                "count": 42464651,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 329.2969553,
                "variance": 108436.4847
              },
              {
                "average": 1.502038342,
                "count": 42464651,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7396412359,
                "variance": 0.5470691579
              },
              {
                "average": 2.003908357,
                "count": 42464651,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.941945034,
                "variance": 0.887260447
              },
              {
                "average": 0.4970701867,
                "count": 42464651,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499991422,
                "variance": 0.2499914221
              },
              {
                "average": 0.0002575318469,
                "count": 42464651,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01604573246,
                "variance": 0.0002574655303
              },
              {
                "average": 1.266388413,
                "count": 42464651,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5139480511,
                "variance": 0.2641425993
              },
              {
                "average": 1.170158602,
                "count": 42464651,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.50846139,
                "variance": 110.4277607
              },
              {
                "average": 0,
                "count": 42464651,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.3524351,
                "count": 42464651,
                "maximum": 134,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.03365689,
                "variance": 4.135760345
              },
              {
                "average": 223316509.8,
                "count": 42464651,
                "maximum": 223319130.8,
                "minimum": 223313611.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1065.695535,
                "variance": 1135706.973
              },
              {
                "average": 0,
                "count": 42464651,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42464651,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42464651,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42464651,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42464651,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695773.0909,
              5372325.729,
              904.0074101,
              697329.8109,
              5373883.589,
              1646.82741
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695773.0908620489,
                    5372325.728885019,
                    904.0074100584077
                  ],
                  [
                    695773.0908620489,
                    5373883.588885019,
                    904.0074100584077
                  ],
                  [
                    697329.8108620489,
                    5373883.588885019,
                    1646.8274100584078
                  ],
                  [
                    697329.8108620489,
                    5372325.728885019,
                    1646.8274100584078
                  ],
                  [
                    695773.0908620489,
                    5372325.728885019,
                    904.0074100584077
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:52:10+00:00",
            "end_time": "2018-10-11T17:20:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3513585883131,
              48.51404368538769,
              610.8267344324231
            ],
            [
              -120.3506279733646,
              48.52804556875718,
              610.8267344324231
            ],
            [
              -120.329565666,
              48.52755858656334,
              1336.886734432423
            ],
            [
              -120.33030207252283,
              48.51355694137157,
              1336.886734432423
            ],
            [
              -120.3513585883131,
              48.51404368538769,
              610.8267344324231
            ]
          ]
        ]
      },
      "bbox": [
        -120.3513586,
        48.51355694,
        610.8267344,
        -120.3295657,
        48.52804557,
        1336.886734
      ],
      "properties": {
        "datetime": "2018-10-11T18:51:07Z",
        "pc:count": 39139981,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696383.0464,
            "count": 39139981,
            "maximum": 697154.2715,
            "minimum": 695597.5315,
            "name": "X",
            "position": 0,
            "stddev": 427.9430336,
            "variance": 183135.24
          },
          {
            "average": 5377587.532,
            "count": 39139981,
            "maximum": 5378382.569,
            "minimum": 5376824.509,
            "name": "Y",
            "position": 1,
            "stddev": 426.7061674,
            "variance": 182078.1533
          },
          {
            "average": 969.5617097,
            "count": 39139981,
            "maximum": 1336.886734,
            "minimum": 610.8267344,
            "name": "Z",
            "position": 2,
            "stddev": 161.9882379,
            "variance": 26240.18922
          },
          {
            "average": 547.6022938,
            "count": 39139981,
            "maximum": 4095,
            "minimum": 64,
            "name": "Intensity",
            "position": 3,
            "stddev": 326.7497229,
            "variance": 106765.3814
          },
          {
            "average": 1.395447279,
            "count": 39139981,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6447087773,
            "variance": 0.4156494075
          },
          {
            "average": 1.790669903,
            "count": 39139981,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8336628546,
            "variance": 0.6949937552
          },
          {
            "average": 0.4969381053,
            "count": 39139981,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999906311,
            "variance": 0.2499906312
          },
          {
            "average": 0.0002805826605,
            "count": 39139981,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01674825188,
            "variance": 0.000280503941
          },
          {
            "average": 1.271682196,
            "count": 39139981,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5102426513,
            "variance": 0.2603475632
          },
          {
            "average": 0.7389329876,
            "count": 39139981,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.14958547,
            "variance": 103.0140853
          },
          {
            "average": 0,
            "count": 39139981,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.2550404,
            "count": 39139981,
            "maximum": 133,
            "minimum": 123,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.241288264,
            "variance": 5.023373082
          },
          {
            "average": 223316516.5,
            "count": 39139981,
            "maximum": 223319067.6,
            "minimum": 223313664.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1157.038461,
            "variance": 1338738.001
          },
          {
            "average": 0,
            "count": 39139981,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39139981,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39139981,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39139981,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39139981,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695597.5315,
          5376824.509,
          610.8267344,
          697154.2715,
          5378382.569,
          1336.886734
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695597.5315469687,
                5376824.508911071,
                610.8267344324231
              ],
              [
                695597.5315469687,
                5378382.568911072,
                610.8267344324231
              ],
              [
                697154.2715469687,
                5378382.568911072,
                1336.886734432423
              ],
              [
                697154.2715469687,
                5376824.508911071,
                1336.886734432423
              ],
              [
                695597.5315469687,
                5376824.508911071,
                610.8267344324231
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:51:07+00:00",
        "end_time": "2018-10-11T17:21:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3513586,
            48.51355694,
            610.8267344,
            -120.3295657,
            48.52804557,
            1336.886734
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3513585883131,
                  48.51404368538769,
                  610.8267344324231
                ],
                [
                  -120.3506279733646,
                  48.52804556875718,
                  610.8267344324231
                ],
                [
                  -120.329565666,
                  48.52755858656334,
                  1336.886734432423
                ],
                [
                  -120.33030207252283,
                  48.51355694137157,
                  1336.886734432423
                ],
                [
                  -120.3513585883131,
                  48.51404368538769,
                  610.8267344324231
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:51:07Z",
            "pc:count": 39139981,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696383.0464,
                "count": 39139981,
                "maximum": 697154.2715,
                "minimum": 695597.5315,
                "name": "X",
                "position": 0,
                "stddev": 427.9430336,
                "variance": 183135.24
              },
              {
                "average": 5377587.532,
                "count": 39139981,
                "maximum": 5378382.569,
                "minimum": 5376824.509,
                "name": "Y",
                "position": 1,
                "stddev": 426.7061674,
                "variance": 182078.1533
              },
              {
                "average": 969.5617097,
                "count": 39139981,
                "maximum": 1336.886734,
                "minimum": 610.8267344,
                "name": "Z",
                "position": 2,
                "stddev": 161.9882379,
                "variance": 26240.18922
              },
              {
                "average": 547.6022938,
                "count": 39139981,
                "maximum": 4095,
                "minimum": 64,
                "name": "Intensity",
                "position": 3,
                "stddev": 326.7497229,
                "variance": 106765.3814
              },
              {
                "average": 1.395447279,
                "count": 39139981,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6447087773,
                "variance": 0.4156494075
              },
              {
                "average": 1.790669903,
                "count": 39139981,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8336628546,
                "variance": 0.6949937552
              },
              {
                "average": 0.4969381053,
                "count": 39139981,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999906311,
                "variance": 0.2499906312
              },
              {
                "average": 0.0002805826605,
                "count": 39139981,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01674825188,
                "variance": 0.000280503941
              },
              {
                "average": 1.271682196,
                "count": 39139981,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5102426513,
                "variance": 0.2603475632
              },
              {
                "average": 0.7389329876,
                "count": 39139981,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.14958547,
                "variance": 103.0140853
              },
              {
                "average": 0,
                "count": 39139981,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.2550404,
                "count": 39139981,
                "maximum": 133,
                "minimum": 123,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.241288264,
                "variance": 5.023373082
              },
              {
                "average": 223316516.5,
                "count": 39139981,
                "maximum": 223319067.6,
                "minimum": 223313664.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1157.038461,
                "variance": 1338738.001
              },
              {
                "average": 0,
                "count": 39139981,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39139981,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39139981,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39139981,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39139981,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695597.5315,
              5376824.509,
              610.8267344,
              697154.2715,
              5378382.569,
              1336.886734
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695597.5315469687,
                    5376824.508911071,
                    610.8267344324231
                  ],
                  [
                    695597.5315469687,
                    5378382.568911072,
                    610.8267344324231
                  ],
                  [
                    697154.2715469687,
                    5378382.568911072,
                    1336.886734432423
                  ],
                  [
                    697154.2715469687,
                    5376824.508911071,
                    1336.886734432423
                  ],
                  [
                    695597.5315469687,
                    5376824.508911071,
                    610.8267344324231
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:51:07+00:00",
            "end_time": "2018-10-11T17:21:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3318206131651,
              48.63556388368856,
              1235.695093924949
            ],
            [
              -120.33108132175276,
              48.64956794412014,
              1235.695093924949
            ],
            [
              -120.30997014567956,
              48.64907650488735,
              1712.835093924949
            ],
            [
              -120.3107152677729,
              48.635072684980535,
              1712.835093924949
            ],
            [
              -120.3318206131651,
              48.63556388368856,
              1235.695093924949
            ]
          ]
        ]
      },
      "bbox": [
        -120.3318206,
        48.63507268,
        1235.695094,
        -120.3099701,
        48.64956794,
        1712.835094
      ],
      "properties": {
        "datetime": "2018-10-11T19:20:41Z",
        "pc:count": 44500272,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697324.0894,
            "count": 44500272,
            "maximum": 698124.9448,
            "minimum": 696568.3048,
            "name": "X",
            "position": 0,
            "stddev": 439.6482054,
            "variance": 193290.5445
          },
          {
            "average": 5391153.886,
            "count": 44500272,
            "maximum": 5391939.06,
            "minimum": 5390380.7,
            "name": "Y",
            "position": 1,
            "stddev": 435.707613,
            "variance": 189841.1241
          },
          {
            "average": 1490.509784,
            "count": 44500272,
            "maximum": 1712.835094,
            "minimum": 1235.695094,
            "name": "Z",
            "position": 2,
            "stddev": 87.47036855,
            "variance": 7651.065374
          },
          {
            "average": 579.193011,
            "count": 44500272,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 410.7219021,
            "variance": 168692.4808
          },
          {
            "average": 1.570901027,
            "count": 44500272,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8097892831,
            "variance": 0.655758683
          },
          {
            "average": 2.142211333,
            "count": 44500272,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.034641539,
            "variance": 1.070483114
          },
          {
            "average": 0.4968011207,
            "count": 44500272,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999897727,
            "variance": 0.2499897728
          },
          {
            "average": 0.0002766499944,
            "count": 44500272,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01663049805,
            "variance": 0.0002765734654
          },
          {
            "average": 1.276301143,
            "count": 44500272,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5042512087,
            "variance": 0.2542692815
          },
          {
            "average": -0.6482356307,
            "count": 44500272,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.65285368,
            "variance": 135.7889988
          },
          {
            "average": 0,
            "count": 44500272,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.5080998,
            "count": 44500272,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.917088479,
            "variance": 3.675228236
          },
          {
            "average": 223319087,
            "count": 44500272,
            "maximum": 223320841.6,
            "minimum": 223316756.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1061.018574,
            "variance": 1125760.415
          },
          {
            "average": 0,
            "count": 44500272,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44500272,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44500272,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44500272,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44500272,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696568.3048,
          5390380.7,
          1235.695094,
          698124.9448,
          5391939.06,
          1712.835094
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696568.3048306165,
                5390380.7001149235,
                1235.695093924949
              ],
              [
                696568.3048306165,
                5391939.060114923,
                1235.695093924949
              ],
              [
                698124.9448306164,
                5391939.060114923,
                1712.835093924949
              ],
              [
                698124.9448306164,
                5390380.7001149235,
                1712.835093924949
              ],
              [
                696568.3048306165,
                5390380.7001149235,
                1235.695093924949
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:20:41+00:00",
        "end_time": "2018-10-11T18:12:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3318206,
            48.63507268,
            1235.695094,
            -120.3099701,
            48.64956794,
            1712.835094
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3318206131651,
                  48.63556388368856,
                  1235.695093924949
                ],
                [
                  -120.33108132175276,
                  48.64956794412014,
                  1235.695093924949
                ],
                [
                  -120.30997014567956,
                  48.64907650488735,
                  1712.835093924949
                ],
                [
                  -120.3107152677729,
                  48.635072684980535,
                  1712.835093924949
                ],
                [
                  -120.3318206131651,
                  48.63556388368856,
                  1235.695093924949
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:20:41Z",
            "pc:count": 44500272,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697324.0894,
                "count": 44500272,
                "maximum": 698124.9448,
                "minimum": 696568.3048,
                "name": "X",
                "position": 0,
                "stddev": 439.6482054,
                "variance": 193290.5445
              },
              {
                "average": 5391153.886,
                "count": 44500272,
                "maximum": 5391939.06,
                "minimum": 5390380.7,
                "name": "Y",
                "position": 1,
                "stddev": 435.707613,
                "variance": 189841.1241
              },
              {
                "average": 1490.509784,
                "count": 44500272,
                "maximum": 1712.835094,
                "minimum": 1235.695094,
                "name": "Z",
                "position": 2,
                "stddev": 87.47036855,
                "variance": 7651.065374
              },
              {
                "average": 579.193011,
                "count": 44500272,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 410.7219021,
                "variance": 168692.4808
              },
              {
                "average": 1.570901027,
                "count": 44500272,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8097892831,
                "variance": 0.655758683
              },
              {
                "average": 2.142211333,
                "count": 44500272,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.034641539,
                "variance": 1.070483114
              },
              {
                "average": 0.4968011207,
                "count": 44500272,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999897727,
                "variance": 0.2499897728
              },
              {
                "average": 0.0002766499944,
                "count": 44500272,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01663049805,
                "variance": 0.0002765734654
              },
              {
                "average": 1.276301143,
                "count": 44500272,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5042512087,
                "variance": 0.2542692815
              },
              {
                "average": -0.6482356307,
                "count": 44500272,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.65285368,
                "variance": 135.7889988
              },
              {
                "average": 0,
                "count": 44500272,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.5080998,
                "count": 44500272,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.917088479,
                "variance": 3.675228236
              },
              {
                "average": 223319087,
                "count": 44500272,
                "maximum": 223320841.6,
                "minimum": 223316756.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1061.018574,
                "variance": 1125760.415
              },
              {
                "average": 0,
                "count": 44500272,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44500272,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44500272,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44500272,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44500272,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696568.3048,
              5390380.7,
              1235.695094,
              698124.9448,
              5391939.06,
              1712.835094
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696568.3048306165,
                    5390380.7001149235,
                    1235.695093924949
                  ],
                  [
                    696568.3048306165,
                    5391939.060114923,
                    1235.695093924949
                  ],
                  [
                    698124.9448306164,
                    5391939.060114923,
                    1712.835093924949
                  ],
                  [
                    698124.9448306164,
                    5390380.7001149235,
                    1712.835093924949
                  ],
                  [
                    696568.3048306165,
                    5390380.7001149235,
                    1235.695093924949
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:20:41+00:00",
            "end_time": "2018-10-11T18:12:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_571088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.39046397818319,
              48.31150775333882,
              1329.554901994163
            ],
            [
              -120.38974946269884,
              48.32550625738832,
              1329.554901994163
            ],
            [
              -120.3687694773247,
              48.325027913073725,
              1997.6349019941629
            ],
            [
              -120.36948971966697,
              48.31102964272004,
              1997.6349019941629
            ],
            [
              -120.39046397818319,
              48.31150775333882,
              1329.554901994163
            ]
          ]
        ]
      },
      "bbox": [
        -120.390464,
        48.31102964,
        1329.554902,
        -120.3687695,
        48.32550626,
        1997.634902
      ],
      "properties": {
        "datetime": "2018-10-04T18:01:48Z",
        "pc:count": 37542222,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 694207.7217,
            "count": 37542222,
            "maximum": 695034.0283,
            "minimum": 693477.2483,
            "name": "X",
            "position": 0,
            "stddev": 408.8332647,
            "variance": 167144.6383
          },
          {
            "average": 5354934.636,
            "count": 37542222,
            "maximum": 5355772.865,
            "minimum": 5354215.285,
            "name": "Y",
            "position": 1,
            "stddev": 445.3445549,
            "variance": 198331.7726
          },
          {
            "average": 1671.116589,
            "count": 37542222,
            "maximum": 1997.634902,
            "minimum": 1329.554902,
            "name": "Z",
            "position": 2,
            "stddev": 120.8562482,
            "variance": 14606.23274
          },
          {
            "average": 346.6554849,
            "count": 37542222,
            "maximum": 4095,
            "minimum": 37,
            "name": "Intensity",
            "position": 3,
            "stddev": 142.35561,
            "variance": 20265.1197
          },
          {
            "average": 1.011641319,
            "count": 37542222,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1205805277,
            "variance": 0.01453966365
          },
          {
            "average": 1.023304268,
            "count": 37542222,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1785518933,
            "variance": 0.0318807786
          },
          {
            "average": 0.4957794453,
            "count": 37542222,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999821933,
            "variance": 0.2499821936
          },
          {
            "average": 0.0001995353392,
            "count": 37542222,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01412428866,
            "variance": 0.0001994955301
          },
          {
            "average": 1.504707233,
            "count": 37542222,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5611655954,
            "variance": 0.3149068255
          },
          {
            "average": 0.930453537,
            "count": 37542222,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.58425221,
            "variance": 134.1948992
          },
          {
            "average": 0,
            "count": 37542222,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.1518325,
            "count": 37542222,
            "maximum": 106,
            "minimum": 99,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.439098753,
            "variance": 5.949202729
          },
          {
            "average": 222708776,
            "count": 37542222,
            "maximum": 222711308.7,
            "minimum": 222706125.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2059.000013,
            "variance": 4239481.054
          },
          {
            "average": 0,
            "count": 37542222,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37542222,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37542222,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37542222,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37542222,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          693477.2483,
          5354215.285,
          1329.554902,
          695034.0283,
          5355772.865,
          1997.634902
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                693477.2483223052,
                5354215.284577419,
                1329.554901994163
              ],
              [
                693477.2483223052,
                5355772.864577419,
                1329.554901994163
              ],
              [
                695034.0283223052,
                5355772.864577419,
                1997.6349019941629
              ],
              [
                695034.0283223052,
                5354215.284577419,
                1997.6349019941629
              ],
              [
                693477.2483223052,
                5354215.284577419,
                1329.554901994163
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T18:01:48+00:00",
        "end_time": "2018-10-04T16:35:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_571088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_571088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_571088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.390464,
            48.31102964,
            1329.554902,
            -120.3687695,
            48.32550626,
            1997.634902
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.39046397818319,
                  48.31150775333882,
                  1329.554901994163
                ],
                [
                  -120.38974946269884,
                  48.32550625738832,
                  1329.554901994163
                ],
                [
                  -120.3687694773247,
                  48.325027913073725,
                  1997.6349019941629
                ],
                [
                  -120.36948971966697,
                  48.31102964272004,
                  1997.6349019941629
                ],
                [
                  -120.39046397818319,
                  48.31150775333882,
                  1329.554901994163
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_571088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_571088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T18:01:48Z",
            "pc:count": 37542222,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 694207.7217,
                "count": 37542222,
                "maximum": 695034.0283,
                "minimum": 693477.2483,
                "name": "X",
                "position": 0,
                "stddev": 408.8332647,
                "variance": 167144.6383
              },
              {
                "average": 5354934.636,
                "count": 37542222,
                "maximum": 5355772.865,
                "minimum": 5354215.285,
                "name": "Y",
                "position": 1,
                "stddev": 445.3445549,
                "variance": 198331.7726
              },
              {
                "average": 1671.116589,
                "count": 37542222,
                "maximum": 1997.634902,
                "minimum": 1329.554902,
                "name": "Z",
                "position": 2,
                "stddev": 120.8562482,
                "variance": 14606.23274
              },
              {
                "average": 346.6554849,
                "count": 37542222,
                "maximum": 4095,
                "minimum": 37,
                "name": "Intensity",
                "position": 3,
                "stddev": 142.35561,
                "variance": 20265.1197
              },
              {
                "average": 1.011641319,
                "count": 37542222,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1205805277,
                "variance": 0.01453966365
              },
              {
                "average": 1.023304268,
                "count": 37542222,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1785518933,
                "variance": 0.0318807786
              },
              {
                "average": 0.4957794453,
                "count": 37542222,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999821933,
                "variance": 0.2499821936
              },
              {
                "average": 0.0001995353392,
                "count": 37542222,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01412428866,
                "variance": 0.0001994955301
              },
              {
                "average": 1.504707233,
                "count": 37542222,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5611655954,
                "variance": 0.3149068255
              },
              {
                "average": 0.930453537,
                "count": 37542222,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.58425221,
                "variance": 134.1948992
              },
              {
                "average": 0,
                "count": 37542222,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.1518325,
                "count": 37542222,
                "maximum": 106,
                "minimum": 99,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.439098753,
                "variance": 5.949202729
              },
              {
                "average": 222708776,
                "count": 37542222,
                "maximum": 222711308.7,
                "minimum": 222706125.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2059.000013,
                "variance": 4239481.054
              },
              {
                "average": 0,
                "count": 37542222,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37542222,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37542222,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37542222,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37542222,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              693477.2483,
              5354215.285,
              1329.554902,
              695034.0283,
              5355772.865,
              1997.634902
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    693477.2483223052,
                    5354215.284577419,
                    1329.554901994163
                  ],
                  [
                    693477.2483223052,
                    5355772.864577419,
                    1329.554901994163
                  ],
                  [
                    695034.0283223052,
                    5355772.864577419,
                    1997.6349019941629
                  ],
                  [
                    695034.0283223052,
                    5354215.284577419,
                    1997.6349019941629
                  ],
                  [
                    693477.2483223052,
                    5354215.284577419,
                    1329.554901994163
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T18:01:48+00:00",
            "end_time": "2018-10-04T16:35:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3522482371144,
              48.6490032626173,
              1150.8866482433202
            ],
            [
              -120.35151428343406,
              48.66300698318413,
              1150.8866482433202
            ],
            [
              -120.33039849966228,
              48.662519220229804,
              1578.2666482433203
            ],
            [
              -120.33113828811749,
              48.64851573839723,
              1578.2666482433203
            ],
            [
              -120.3522482371144,
              48.6490032626173,
              1150.8866482433202
            ]
          ]
        ]
      },
      "bbox": [
        -120.3522482,
        48.64851574,
        1150.886648,
        -120.3303985,
        48.66300698,
        1578.266648
      ],
      "properties": {
        "datetime": "2018-10-11T18:47:07Z",
        "pc:count": 42180414,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695792.4885,
            "count": 42180414,
            "maximum": 696568.2018,
            "minimum": 695011.6618,
            "name": "X",
            "position": 0,
            "stddev": 415.819415,
            "variance": 172905.7859
          },
          {
            "average": 5392581.606,
            "count": 42180414,
            "maximum": 5393380.268,
            "minimum": 5391821.968,
            "name": "Y",
            "position": 1,
            "stddev": 431.2254311,
            "variance": 185955.3724
          },
          {
            "average": 1364.474245,
            "count": 42180414,
            "maximum": 1578.266648,
            "minimum": 1150.886648,
            "name": "Z",
            "position": 2,
            "stddev": 105.8107812,
            "variance": 11195.92141
          },
          {
            "average": 550.19709,
            "count": 42180414,
            "maximum": 2962,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 389.7751011,
            "variance": 151924.6294
          },
          {
            "average": 1.504143392,
            "count": 42180414,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7539159758,
            "variance": 0.5683892986
          },
          {
            "average": 2.008279862,
            "count": 42180414,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9731342456,
            "variance": 0.94699026
          },
          {
            "average": 0.4967297381,
            "count": 42180414,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893112,
            "variance": 0.2499893113
          },
          {
            "average": 0.000260500051,
            "count": 42180414,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01613791179,
            "variance": 0.0002604321969
          },
          {
            "average": 1.27033362,
            "count": 42180414,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4967281337,
            "variance": 0.2467388388
          },
          {
            "average": 1.086984593,
            "count": 42180414,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.75315149,
            "variance": 115.630267
          },
          {
            "average": 0,
            "count": 42180414,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.5358003,
            "count": 42180414,
            "maximum": 133,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.228663649,
            "variance": 4.966941659
          },
          {
            "average": 223316400.4,
            "count": 42180414,
            "maximum": 223318827.3,
            "minimum": 223314634.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1125.99536,
            "variance": 1267865.552
          },
          {
            "average": 0,
            "count": 42180414,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42180414,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42180414,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42180414,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42180414,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695011.6618,
          5391821.968,
          1150.886648,
          696568.2018,
          5393380.268,
          1578.266648
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695011.6617772325,
                5391821.967781164,
                1150.8866482433202
              ],
              [
                695011.6617772325,
                5393380.2677811645,
                1150.8866482433202
              ],
              [
                696568.2017772326,
                5393380.2677811645,
                1578.2666482433203
              ],
              [
                696568.2017772326,
                5391821.967781164,
                1578.2666482433203
              ],
              [
                695011.6617772325,
                5391821.967781164,
                1150.8866482433202
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:47:07+00:00",
        "end_time": "2018-10-11T17:37:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3522482,
            48.64851574,
            1150.886648,
            -120.3303985,
            48.66300698,
            1578.266648
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3522482371144,
                  48.6490032626173,
                  1150.8866482433202
                ],
                [
                  -120.35151428343406,
                  48.66300698318413,
                  1150.8866482433202
                ],
                [
                  -120.33039849966228,
                  48.662519220229804,
                  1578.2666482433203
                ],
                [
                  -120.33113828811749,
                  48.64851573839723,
                  1578.2666482433203
                ],
                [
                  -120.3522482371144,
                  48.6490032626173,
                  1150.8866482433202
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:47:07Z",
            "pc:count": 42180414,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695792.4885,
                "count": 42180414,
                "maximum": 696568.2018,
                "minimum": 695011.6618,
                "name": "X",
                "position": 0,
                "stddev": 415.819415,
                "variance": 172905.7859
              },
              {
                "average": 5392581.606,
                "count": 42180414,
                "maximum": 5393380.268,
                "minimum": 5391821.968,
                "name": "Y",
                "position": 1,
                "stddev": 431.2254311,
                "variance": 185955.3724
              },
              {
                "average": 1364.474245,
                "count": 42180414,
                "maximum": 1578.266648,
                "minimum": 1150.886648,
                "name": "Z",
                "position": 2,
                "stddev": 105.8107812,
                "variance": 11195.92141
              },
              {
                "average": 550.19709,
                "count": 42180414,
                "maximum": 2962,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 389.7751011,
                "variance": 151924.6294
              },
              {
                "average": 1.504143392,
                "count": 42180414,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7539159758,
                "variance": 0.5683892986
              },
              {
                "average": 2.008279862,
                "count": 42180414,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9731342456,
                "variance": 0.94699026
              },
              {
                "average": 0.4967297381,
                "count": 42180414,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893112,
                "variance": 0.2499893113
              },
              {
                "average": 0.000260500051,
                "count": 42180414,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01613791179,
                "variance": 0.0002604321969
              },
              {
                "average": 1.27033362,
                "count": 42180414,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4967281337,
                "variance": 0.2467388388
              },
              {
                "average": 1.086984593,
                "count": 42180414,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.75315149,
                "variance": 115.630267
              },
              {
                "average": 0,
                "count": 42180414,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.5358003,
                "count": 42180414,
                "maximum": 133,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.228663649,
                "variance": 4.966941659
              },
              {
                "average": 223316400.4,
                "count": 42180414,
                "maximum": 223318827.3,
                "minimum": 223314634.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1125.99536,
                "variance": 1267865.552
              },
              {
                "average": 0,
                "count": 42180414,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42180414,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42180414,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42180414,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42180414,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695011.6618,
              5391821.968,
              1150.886648,
              696568.2018,
              5393380.268,
              1578.266648
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695011.6617772325,
                    5391821.967781164,
                    1150.8866482433202
                  ],
                  [
                    695011.6617772325,
                    5393380.2677811645,
                    1150.8866482433202
                  ],
                  [
                    696568.2017772326,
                    5393380.2677811645,
                    1578.2666482433203
                  ],
                  [
                    696568.2017772326,
                    5391821.967781164,
                    1578.2666482433203
                  ],
                  [
                    695011.6617772325,
                    5391821.967781164,
                    1150.8866482433202
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:47:07+00:00",
            "end_time": "2018-10-11T17:37:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31100744453545,
              48.55464124752659,
              991.6208754680999
            ],
            [
              -120.3102645723413,
              48.5686440091718,
              991.6208754680999
            ],
            [
              -120.28918637908079,
              48.56814934149754,
              1386.1808754680999
            ],
            [
              -120.2899350555049,
              48.55414682184722,
              1386.1808754680999
            ],
            [
              -120.31100744453545,
              48.55464124752659,
              991.6208754680999
            ]
          ]
        ]
      },
      "bbox": [
        -120.3110074,
        48.55414682,
        991.6208755,
        -120.2891864,
        48.56864401,
        1386.180875
      ],
      "properties": {
        "datetime": "2018-10-11T20:12:32Z",
        "pc:count": 43825957,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699233.5967,
            "count": 43825957,
            "maximum": 699975.0491,
            "minimum": 698418.3291,
            "name": "X",
            "position": 0,
            "stddev": 456.6529103,
            "variance": 208531.8805
          },
          {
            "average": 5382217.249,
            "count": 43825957,
            "maximum": 5382998.837,
            "minimum": 5381440.617,
            "name": "Y",
            "position": 1,
            "stddev": 437.9334644,
            "variance": 191785.7192
          },
          {
            "average": 1144.744618,
            "count": 43825957,
            "maximum": 1386.180875,
            "minimum": 991.6208755,
            "name": "Z",
            "position": 2,
            "stddev": 59.39932722,
            "variance": 3528.280074
          },
          {
            "average": 619.9091132,
            "count": 43825957,
            "maximum": 4095,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 433.5740633,
            "variance": 187986.4683
          },
          {
            "average": 1.493699955,
            "count": 43825957,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7390879743,
            "variance": 0.5462510338
          },
          {
            "average": 1.987693343,
            "count": 43825957,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9494897123,
            "variance": 0.9015307137
          },
          {
            "average": 0.496883776,
            "count": 43825957,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999902948,
            "variance": 0.2499902949
          },
          {
            "average": 0.0003325198352,
            "count": 43825957,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0182320946,
            "variance": 0.0003324092734
          },
          {
            "average": 1.301993086,
            "count": 43825957,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4956242896,
            "variance": 0.2456434364
          },
          {
            "average": 0.03856440006,
            "count": 43825957,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.41905959,
            "variance": 130.3949218
          },
          {
            "average": 0,
            "count": 43825957,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.8012996,
            "count": 43825957,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 16.40516887,
            "variance": 269.1295656
          },
          {
            "average": 223261132.7,
            "count": 43825957,
            "maximum": 223323952.2,
            "minimum": 222115654.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 263387.124,
            "variance": 69372777080.0
          },
          {
            "average": 0,
            "count": 43825957,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43825957,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43825957,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43825957,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43825957,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698418.3291,
          5381440.617,
          991.6208755,
          699975.0491,
          5382998.837,
          1386.180875
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698418.3291332884,
                5381440.617255318,
                991.6208754680999
              ],
              [
                698418.3291332884,
                5382998.837255319,
                991.6208754680999
              ],
              [
                699975.0491332883,
                5382998.837255319,
                1386.1808754680999
              ],
              [
                699975.0491332883,
                5381440.617255318,
                1386.1808754680999
              ],
              [
                698418.3291332884,
                5381440.617255318,
                991.6208754680999
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:12:32+00:00",
        "end_time": "2018-09-27T20:34:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3110074,
            48.55414682,
            991.6208755,
            -120.2891864,
            48.56864401,
            1386.180875
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31100744453545,
                  48.55464124752659,
                  991.6208754680999
                ],
                [
                  -120.3102645723413,
                  48.5686440091718,
                  991.6208754680999
                ],
                [
                  -120.28918637908079,
                  48.56814934149754,
                  1386.1808754680999
                ],
                [
                  -120.2899350555049,
                  48.55414682184722,
                  1386.1808754680999
                ],
                [
                  -120.31100744453545,
                  48.55464124752659,
                  991.6208754680999
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:12:32Z",
            "pc:count": 43825957,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699233.5967,
                "count": 43825957,
                "maximum": 699975.0491,
                "minimum": 698418.3291,
                "name": "X",
                "position": 0,
                "stddev": 456.6529103,
                "variance": 208531.8805
              },
              {
                "average": 5382217.249,
                "count": 43825957,
                "maximum": 5382998.837,
                "minimum": 5381440.617,
                "name": "Y",
                "position": 1,
                "stddev": 437.9334644,
                "variance": 191785.7192
              },
              {
                "average": 1144.744618,
                "count": 43825957,
                "maximum": 1386.180875,
                "minimum": 991.6208755,
                "name": "Z",
                "position": 2,
                "stddev": 59.39932722,
                "variance": 3528.280074
              },
              {
                "average": 619.9091132,
                "count": 43825957,
                "maximum": 4095,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 433.5740633,
                "variance": 187986.4683
              },
              {
                "average": 1.493699955,
                "count": 43825957,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7390879743,
                "variance": 0.5462510338
              },
              {
                "average": 1.987693343,
                "count": 43825957,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9494897123,
                "variance": 0.9015307137
              },
              {
                "average": 0.496883776,
                "count": 43825957,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999902948,
                "variance": 0.2499902949
              },
              {
                "average": 0.0003325198352,
                "count": 43825957,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0182320946,
                "variance": 0.0003324092734
              },
              {
                "average": 1.301993086,
                "count": 43825957,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4956242896,
                "variance": 0.2456434364
              },
              {
                "average": 0.03856440006,
                "count": 43825957,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.41905959,
                "variance": 130.3949218
              },
              {
                "average": 0,
                "count": 43825957,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.8012996,
                "count": 43825957,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 16.40516887,
                "variance": 269.1295656
              },
              {
                "average": 223261132.7,
                "count": 43825957,
                "maximum": 223323952.2,
                "minimum": 222115654.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 263387.124,
                "variance": 69372777080.0
              },
              {
                "average": 0,
                "count": 43825957,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43825957,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43825957,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43825957,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43825957,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698418.3291,
              5381440.617,
              991.6208755,
              699975.0491,
              5382998.837,
              1386.180875
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698418.3291332884,
                    5381440.617255318,
                    991.6208754680999
                  ],
                  [
                    698418.3291332884,
                    5382998.837255319,
                    991.6208754680999
                  ],
                  [
                    699975.0491332883,
                    5382998.837255319,
                    1386.1808754680999
                  ],
                  [
                    699975.0491332883,
                    5381440.617255318,
                    1386.1808754680999
                  ],
                  [
                    698418.3291332884,
                    5381440.617255318,
                    991.6208754680999
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:12:32+00:00",
            "end_time": "2018-09-27T20:34:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29040535160047,
              48.5007101511092,
              550.0538995409099
            ],
            [
              -120.28965823727727,
              48.51471226758391,
              550.0538995409099
            ],
            [
              -120.26860143149509,
              48.514214207416444,
              813.01389954091
            ],
            [
              -120.26935433267039,
              48.5002123345274,
              813.01389954091
            ],
            [
              -120.29040535160047,
              48.5007101511092,
              550.0538995409099
            ]
          ]
        ]
      },
      "bbox": [
        -120.2904054,
        48.50021233,
        550.0538995,
        -120.2686014,
        48.51471227,
        813.0138995
      ],
      "properties": {
        "datetime": "2018-10-11T21:20:48Z",
        "pc:count": 42864761,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700884.2395,
            "count": 42864761,
            "maximum": 701707.7702,
            "minimum": 700150.9502,
            "name": "X",
            "position": 0,
            "stddev": 426.3326147,
            "variance": 181759.4983
          },
          {
            "average": 5376244.308,
            "count": 42864761,
            "maximum": 5377058.546,
            "minimum": 5375500.386,
            "name": "Y",
            "position": 1,
            "stddev": 433.1910775,
            "variance": 187654.5097
          },
          {
            "average": 600.8545804,
            "count": 42864761,
            "maximum": 813.0138995,
            "minimum": 550.0538995,
            "name": "Z",
            "position": 2,
            "stddev": 40.19442672,
            "variance": 1615.59194
          },
          {
            "average": 599.9830933,
            "count": 42864761,
            "maximum": 4095,
            "minimum": 81,
            "name": "Intensity",
            "position": 3,
            "stddev": 382.1583554,
            "variance": 146045.0086
          },
          {
            "average": 1.248345115,
            "count": 42864761,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4943612955,
            "variance": 0.2443930905
          },
          {
            "average": 1.496715612,
            "count": 42864761,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6505454365,
            "variance": 0.423209365
          },
          {
            "average": 0.4998055629,
            "count": 42864761,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499999968,
            "variance": 0.249999968
          },
          {
            "average": 0.0002868090178,
            "count": 42864761,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01693300815,
            "variance": 0.0002867267651
          },
          {
            "average": 1.297914784,
            "count": 42864761,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4708119244,
            "variance": 0.2216638681
          },
          {
            "average": -1.01217137,
            "count": 42864761,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.647448151,
            "variance": 93.07325582
          },
          {
            "average": 0,
            "count": 42864761,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 122.8309888,
            "count": 42864761,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.17074871,
            "variance": 1236.981565
          },
          {
            "average": 223007002.3,
            "count": 42864761,
            "maximum": 223328048.1,
            "minimum": 222115560,
            "name": "GpsTime",
            "position": 12,
            "stddev": 531862.4359,
            "variance": 282877650700.0
          },
          {
            "average": 0,
            "count": 42864761,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42864761,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42864761,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42864761,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42864761,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700150.9502,
          5375500.386,
          550.0538995,
          701707.7702,
          5377058.546,
          813.0138995
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700150.9501798331,
                5375500.38577785,
                550.0538995409099
              ],
              [
                700150.9501798331,
                5377058.54577785,
                550.0538995409099
              ],
              [
                701707.7701798332,
                5377058.54577785,
                813.01389954091
              ],
              [
                701707.7701798332,
                5375500.38577785,
                813.01389954091
              ],
              [
                700150.9501798331,
                5375500.38577785,
                550.0538995409099
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:20:48+00:00",
        "end_time": "2018-09-27T20:32:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2904054,
            48.50021233,
            550.0538995,
            -120.2686014,
            48.51471227,
            813.0138995
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29040535160047,
                  48.5007101511092,
                  550.0538995409099
                ],
                [
                  -120.28965823727727,
                  48.51471226758391,
                  550.0538995409099
                ],
                [
                  -120.26860143149509,
                  48.514214207416444,
                  813.01389954091
                ],
                [
                  -120.26935433267039,
                  48.5002123345274,
                  813.01389954091
                ],
                [
                  -120.29040535160047,
                  48.5007101511092,
                  550.0538995409099
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:20:48Z",
            "pc:count": 42864761,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700884.2395,
                "count": 42864761,
                "maximum": 701707.7702,
                "minimum": 700150.9502,
                "name": "X",
                "position": 0,
                "stddev": 426.3326147,
                "variance": 181759.4983
              },
              {
                "average": 5376244.308,
                "count": 42864761,
                "maximum": 5377058.546,
                "minimum": 5375500.386,
                "name": "Y",
                "position": 1,
                "stddev": 433.1910775,
                "variance": 187654.5097
              },
              {
                "average": 600.8545804,
                "count": 42864761,
                "maximum": 813.0138995,
                "minimum": 550.0538995,
                "name": "Z",
                "position": 2,
                "stddev": 40.19442672,
                "variance": 1615.59194
              },
              {
                "average": 599.9830933,
                "count": 42864761,
                "maximum": 4095,
                "minimum": 81,
                "name": "Intensity",
                "position": 3,
                "stddev": 382.1583554,
                "variance": 146045.0086
              },
              {
                "average": 1.248345115,
                "count": 42864761,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4943612955,
                "variance": 0.2443930905
              },
              {
                "average": 1.496715612,
                "count": 42864761,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6505454365,
                "variance": 0.423209365
              },
              {
                "average": 0.4998055629,
                "count": 42864761,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499999968,
                "variance": 0.249999968
              },
              {
                "average": 0.0002868090178,
                "count": 42864761,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01693300815,
                "variance": 0.0002867267651
              },
              {
                "average": 1.297914784,
                "count": 42864761,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4708119244,
                "variance": 0.2216638681
              },
              {
                "average": -1.01217137,
                "count": 42864761,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.647448151,
                "variance": 93.07325582
              },
              {
                "average": 0,
                "count": 42864761,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 122.8309888,
                "count": 42864761,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.17074871,
                "variance": 1236.981565
              },
              {
                "average": 223007002.3,
                "count": 42864761,
                "maximum": 223328048.1,
                "minimum": 222115560,
                "name": "GpsTime",
                "position": 12,
                "stddev": 531862.4359,
                "variance": 282877650700.0
              },
              {
                "average": 0,
                "count": 42864761,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42864761,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42864761,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42864761,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42864761,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700150.9502,
              5375500.386,
              550.0538995,
              701707.7702,
              5377058.546,
              813.0138995
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700150.9501798331,
                    5375500.38577785,
                    550.0538995409099
                  ],
                  [
                    700150.9501798331,
                    5377058.54577785,
                    550.0538995409099
                  ],
                  [
                    701707.7701798332,
                    5377058.54577785,
                    813.01389954091
                  ],
                  [
                    701707.7701798332,
                    5375500.38577785,
                    813.01389954091
                  ],
                  [
                    700150.9501798331,
                    5375500.38577785,
                    550.0538995409099
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:20:48+00:00",
            "end_time": "2018-09-27T20:32:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27004772501712,
              48.48726343413361,
              539.0976071454727
            ],
            [
              -120.26929549231626,
              48.50126283062731,
              539.0976071454727
            ],
            [
              -120.24824569746366,
              48.50076117527173,
              790.9576071454728
            ],
            [
              -120.24900371102555,
              48.48676202405999,
              790.9576071454728
            ],
            [
              -120.27004772501712,
              48.48726343413361,
              539.0976071454727
            ]
          ]
        ]
      },
      "bbox": [
        -120.2700477,
        48.48676202,
        539.0976071,
        -120.2482457,
        48.50126283,
        790.9576071
      ],
      "properties": {
        "datetime": "2018-10-11T21:21:11Z",
        "pc:count": 35825550,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702526.5218,
            "count": 35825550,
            "maximum": 703264.6855,
            "minimum": 701707.9455,
            "name": "X",
            "position": 0,
            "stddev": 439.772862,
            "variance": 193400.1701
          },
          {
            "average": 5374842.196,
            "count": 35825550,
            "maximum": 5375617.293,
            "minimum": 5374059.413,
            "name": "Y",
            "position": 1,
            "stddev": 429.3594372,
            "variance": 184349.5263
          },
          {
            "average": 595.7172212,
            "count": 35825550,
            "maximum": 790.9576071,
            "minimum": 539.0976071,
            "name": "Z",
            "position": 2,
            "stddev": 43.18334501,
            "variance": 1864.801287
          },
          {
            "average": 788.1869193,
            "count": 35825550,
            "maximum": 4095,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 386.2319697,
            "variance": 149175.1344
          },
          {
            "average": 1.183092067,
            "count": 35825550,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4479099486,
            "variance": 0.2006233221
          },
          {
            "average": 1.366217992,
            "count": 35825550,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6207134022,
            "variance": 0.3852851277
          },
          {
            "average": 0.4984143719,
            "count": 35825550,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999974928,
            "variance": 0.2499974928
          },
          {
            "average": 0.0002810284839,
            "count": 35825550,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0167615487,
            "variance": 0.0002809495147
          },
          {
            "average": 1.434584563,
            "count": 35825550,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.51220366,
            "variance": 0.2623525894
          },
          {
            "average": -0.514327073,
            "count": 35825550,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.547892008,
            "variance": 91.1622418
          },
          {
            "average": 0,
            "count": 35825550,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.03826504,
            "count": 35825550,
            "maximum": 151,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.23387093,
            "variance": 4255.457917
          },
          {
            "average": 220271052.7,
            "count": 35825550,
            "maximum": 223328071.2,
            "minimum": 216235468.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3510759.911,
            "variance": 12325435150000.0
          },
          {
            "average": 0,
            "count": 35825550,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35825550,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35825550,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35825550,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35825550,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701707.9455,
          5374059.413,
          539.0976071,
          703264.6855,
          5375617.293,
          790.9576071
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701707.9455054232,
                5374059.413450639,
                539.0976071454727
              ],
              [
                701707.9455054232,
                5375617.29345064,
                539.0976071454727
              ],
              [
                703264.6855054232,
                5375617.29345064,
                790.9576071454728
              ],
              [
                703264.6855054232,
                5374059.413450639,
                790.9576071454728
              ],
              [
                701707.9455054232,
                5374059.413450639,
                539.0976071454727
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:21:11+00:00",
        "end_time": "2018-07-21T19:11:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2700477,
            48.48676202,
            539.0976071,
            -120.2482457,
            48.50126283,
            790.9576071
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27004772501712,
                  48.48726343413361,
                  539.0976071454727
                ],
                [
                  -120.26929549231626,
                  48.50126283062731,
                  539.0976071454727
                ],
                [
                  -120.24824569746366,
                  48.50076117527173,
                  790.9576071454728
                ],
                [
                  -120.24900371102555,
                  48.48676202405999,
                  790.9576071454728
                ],
                [
                  -120.27004772501712,
                  48.48726343413361,
                  539.0976071454727
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:21:11Z",
            "pc:count": 35825550,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702526.5218,
                "count": 35825550,
                "maximum": 703264.6855,
                "minimum": 701707.9455,
                "name": "X",
                "position": 0,
                "stddev": 439.772862,
                "variance": 193400.1701
              },
              {
                "average": 5374842.196,
                "count": 35825550,
                "maximum": 5375617.293,
                "minimum": 5374059.413,
                "name": "Y",
                "position": 1,
                "stddev": 429.3594372,
                "variance": 184349.5263
              },
              {
                "average": 595.7172212,
                "count": 35825550,
                "maximum": 790.9576071,
                "minimum": 539.0976071,
                "name": "Z",
                "position": 2,
                "stddev": 43.18334501,
                "variance": 1864.801287
              },
              {
                "average": 788.1869193,
                "count": 35825550,
                "maximum": 4095,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 386.2319697,
                "variance": 149175.1344
              },
              {
                "average": 1.183092067,
                "count": 35825550,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4479099486,
                "variance": 0.2006233221
              },
              {
                "average": 1.366217992,
                "count": 35825550,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6207134022,
                "variance": 0.3852851277
              },
              {
                "average": 0.4984143719,
                "count": 35825550,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999974928,
                "variance": 0.2499974928
              },
              {
                "average": 0.0002810284839,
                "count": 35825550,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0167615487,
                "variance": 0.0002809495147
              },
              {
                "average": 1.434584563,
                "count": 35825550,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.51220366,
                "variance": 0.2623525894
              },
              {
                "average": -0.514327073,
                "count": 35825550,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.547892008,
                "variance": 91.1622418
              },
              {
                "average": 0,
                "count": 35825550,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.03826504,
                "count": 35825550,
                "maximum": 151,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.23387093,
                "variance": 4255.457917
              },
              {
                "average": 220271052.7,
                "count": 35825550,
                "maximum": 223328071.2,
                "minimum": 216235468.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3510759.911,
                "variance": 12325435150000.0
              },
              {
                "average": 0,
                "count": 35825550,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35825550,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35825550,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35825550,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35825550,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701707.9455,
              5374059.413,
              539.0976071,
              703264.6855,
              5375617.293,
              790.9576071
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701707.9455054232,
                    5374059.413450639,
                    539.0976071454727
                  ],
                  [
                    701707.9455054232,
                    5375617.29345064,
                    539.0976071454727
                  ],
                  [
                    703264.6855054232,
                    5375617.29345064,
                    790.9576071454728
                  ],
                  [
                    703264.6855054232,
                    5374059.413450639,
                    790.9576071454728
                  ],
                  [
                    701707.9455054232,
                    5374059.413450639,
                    539.0976071454727
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:21:11+00:00",
            "end_time": "2018-07-21T19:11:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35269565316725,
              48.71648921354863,
              1613.894679502024
            ],
            [
              -120.35195999587957,
              48.73049439194997,
              1613.894679502024
            ],
            [
              -120.3308162328,
              48.73000621518388,
              2241.714679502024
            ],
            [
              -120.33155774714623,
              48.716001275818044,
              2241.714679502024
            ],
            [
              -120.35269565316725,
              48.71648921354863,
              1613.894679502024
            ]
          ]
        ]
      },
      "bbox": [
        -120.3526957,
        48.71600128,
        1613.89468,
        -120.3308162,
        48.73049439,
        2241.71468
      ],
      "properties": {
        "datetime": "2018-10-11T18:36:53Z",
        "pc:count": 34749465,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695493.141,
            "count": 34749465,
            "maximum": 696274.7552,
            "minimum": 694718.2352,
            "name": "X",
            "position": 0,
            "stddev": 412.9272423,
            "variance": 170508.9074
          },
          {
            "average": 5400082.721,
            "count": 34749465,
            "maximum": 5400879.961,
            "minimum": 5399321.481,
            "name": "Y",
            "position": 1,
            "stddev": 428.0052191,
            "variance": 183188.4676
          },
          {
            "average": 1828.704913,
            "count": 34749465,
            "maximum": 2241.71468,
            "minimum": 1613.89468,
            "name": "Z",
            "position": 2,
            "stddev": 123.2938455,
            "variance": 15201.37233
          },
          {
            "average": 506.8736367,
            "count": 34749465,
            "maximum": 4095,
            "minimum": 23,
            "name": "Intensity",
            "position": 3,
            "stddev": 401.9793123,
            "variance": 161587.3675
          },
          {
            "average": 1.286668931,
            "count": 34749465,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6397969658,
            "variance": 0.4093401575
          },
          {
            "average": 1.573465692,
            "count": 34749465,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9269947848,
            "variance": 0.8593193311
          },
          {
            "average": 0.4967724827,
            "count": 34749465,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999895902,
            "variance": 0.2499895903
          },
          {
            "average": 0.0002389677078,
            "count": 34749465,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01545673346,
            "variance": 0.0002389106092
          },
          {
            "average": 1.464610577,
            "count": 34749465,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5818323594,
            "variance": 0.3385288944
          },
          {
            "average": 2.587487016,
            "count": 34749465,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.22650713,
            "variance": 149.4874767
          },
          {
            "average": 0,
            "count": 34749465,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.4435685,
            "count": 34749465,
            "maximum": 132,
            "minimum": 124,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.034899545,
            "variance": 4.140816157
          },
          {
            "average": 223316355.7,
            "count": 34749465,
            "maximum": 223318213.5,
            "minimum": 223314038.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1063.822789,
            "variance": 1131718.926
          },
          {
            "average": 0,
            "count": 34749465,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34749465,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34749465,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34749465,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34749465,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694718.2352,
          5399321.481,
          1613.89468,
          696274.7552,
          5400879.961,
          2241.71468
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694718.235189371,
                5399321.481126098,
                1613.894679502024
              ],
              [
                694718.235189371,
                5400879.961126098,
                1613.894679502024
              ],
              [
                696274.7551893711,
                5400879.961126098,
                2241.714679502024
              ],
              [
                696274.7551893711,
                5399321.481126098,
                2241.714679502024
              ],
              [
                694718.235189371,
                5399321.481126098,
                1613.894679502024
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:36:53+00:00",
        "end_time": "2018-10-11T17:27:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3526957,
            48.71600128,
            1613.89468,
            -120.3308162,
            48.73049439,
            2241.71468
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35269565316725,
                  48.71648921354863,
                  1613.894679502024
                ],
                [
                  -120.35195999587957,
                  48.73049439194997,
                  1613.894679502024
                ],
                [
                  -120.3308162328,
                  48.73000621518388,
                  2241.714679502024
                ],
                [
                  -120.33155774714623,
                  48.716001275818044,
                  2241.714679502024
                ],
                [
                  -120.35269565316725,
                  48.71648921354863,
                  1613.894679502024
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:36:53Z",
            "pc:count": 34749465,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695493.141,
                "count": 34749465,
                "maximum": 696274.7552,
                "minimum": 694718.2352,
                "name": "X",
                "position": 0,
                "stddev": 412.9272423,
                "variance": 170508.9074
              },
              {
                "average": 5400082.721,
                "count": 34749465,
                "maximum": 5400879.961,
                "minimum": 5399321.481,
                "name": "Y",
                "position": 1,
                "stddev": 428.0052191,
                "variance": 183188.4676
              },
              {
                "average": 1828.704913,
                "count": 34749465,
                "maximum": 2241.71468,
                "minimum": 1613.89468,
                "name": "Z",
                "position": 2,
                "stddev": 123.2938455,
                "variance": 15201.37233
              },
              {
                "average": 506.8736367,
                "count": 34749465,
                "maximum": 4095,
                "minimum": 23,
                "name": "Intensity",
                "position": 3,
                "stddev": 401.9793123,
                "variance": 161587.3675
              },
              {
                "average": 1.286668931,
                "count": 34749465,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6397969658,
                "variance": 0.4093401575
              },
              {
                "average": 1.573465692,
                "count": 34749465,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9269947848,
                "variance": 0.8593193311
              },
              {
                "average": 0.4967724827,
                "count": 34749465,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999895902,
                "variance": 0.2499895903
              },
              {
                "average": 0.0002389677078,
                "count": 34749465,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01545673346,
                "variance": 0.0002389106092
              },
              {
                "average": 1.464610577,
                "count": 34749465,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5818323594,
                "variance": 0.3385288944
              },
              {
                "average": 2.587487016,
                "count": 34749465,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.22650713,
                "variance": 149.4874767
              },
              {
                "average": 0,
                "count": 34749465,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.4435685,
                "count": 34749465,
                "maximum": 132,
                "minimum": 124,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.034899545,
                "variance": 4.140816157
              },
              {
                "average": 223316355.7,
                "count": 34749465,
                "maximum": 223318213.5,
                "minimum": 223314038.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1063.822789,
                "variance": 1131718.926
              },
              {
                "average": 0,
                "count": 34749465,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34749465,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34749465,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34749465,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34749465,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694718.2352,
              5399321.481,
              1613.89468,
              696274.7552,
              5400879.961,
              2241.71468
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694718.235189371,
                    5399321.481126098,
                    1613.894679502024
                  ],
                  [
                    694718.235189371,
                    5400879.961126098,
                    1613.894679502024
                  ],
                  [
                    696274.7551893711,
                    5400879.961126098,
                    2241.714679502024
                  ],
                  [
                    696274.7551893711,
                    5399321.481126098,
                    2241.714679502024
                  ],
                  [
                    694718.235189371,
                    5399321.481126098,
                    1613.894679502024
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:36:53+00:00",
            "end_time": "2018-10-11T17:27:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181004_OKAMTW_569588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.4125505928912,
              48.55433733035665,
              714.9821024458856
            ],
            [
              -120.41183586262711,
              48.56833926092452,
              714.9821024458856
            ],
            [
              -120.39075822728624,
              48.56786323842365,
              1387.8021024458858
            ],
            [
              -120.39147876217844,
              48.55386154071528,
              1387.8021024458858
            ],
            [
              -120.4125505928912,
              48.55433733035665,
              714.9821024458856
            ]
          ]
        ]
      },
      "bbox": [
        -120.4125506,
        48.55386154,
        714.9821024,
        -120.3907582,
        48.56833926,
        1387.802102
      ],
      "properties": {
        "datetime": "2018-10-04T17:37:12Z",
        "pc:count": 37077248,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 691702.5455,
            "count": 37077248,
            "maximum": 692483.8958,
            "minimum": 690927.3358,
            "name": "X",
            "position": 0,
            "stddev": 426.221055,
            "variance": 181664.3877
          },
          {
            "average": 5381939.203,
            "count": 37077248,
            "maximum": 5382706.063,
            "minimum": 5381148.063,
            "name": "Y",
            "position": 1,
            "stddev": 422.9684258,
            "variance": 178902.2892
          },
          {
            "average": 1051.372809,
            "count": 37077248,
            "maximum": 1387.802102,
            "minimum": 714.9821024,
            "name": "Z",
            "position": 2,
            "stddev": 121.3780844,
            "variance": 14732.63938
          },
          {
            "average": 532.8010267,
            "count": 37077248,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 321.6776721,
            "variance": 103476.5247
          },
          {
            "average": 1.400166026,
            "count": 37077248,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6322726218,
            "variance": 0.3997686683
          },
          {
            "average": 1.80030163,
            "count": 37077248,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7993815932,
            "variance": 0.6390109316
          },
          {
            "average": 0.4978643237,
            "count": 37077248,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999954456,
            "variance": 0.2499954456
          },
          {
            "average": 0.0002872651174,
            "count": 37077248,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01694646287,
            "variance": 0.0002871826039
          },
          {
            "average": 1.257711252,
            "count": 37077248,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.509128771,
            "variance": 0.2592121055
          },
          {
            "average": -0.5535777112,
            "count": 37077248,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.21935583,
            "variance": 104.4352335
          },
          {
            "average": 0,
            "count": 37077248,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.52097157,
            "count": 37077248,
            "maximum": 102,
            "minimum": 92,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.376678376,
            "variance": 5.648600102
          },
          {
            "average": 222704833.5,
            "count": 37077248,
            "maximum": 222709832.8,
            "minimum": 222703275.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1374.243383,
            "variance": 1888544.875
          },
          {
            "average": 0,
            "count": 37077248,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37077248,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37077248,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37077248,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37077248,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          690927.3358,
          5381148.063,
          714.9821024,
          692483.8958,
          5382706.063,
          1387.802102
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                690927.335823962,
                5381148.062564417,
                714.9821024458856
              ],
              [
                690927.335823962,
                5382706.062564417,
                714.9821024458856
              ],
              [
                692483.895823962,
                5382706.062564417,
                1387.8021024458858
              ],
              [
                692483.895823962,
                5381148.062564417,
                1387.8021024458858
              ],
              [
                690927.335823962,
                5381148.062564417,
                714.9821024458856
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-04T17:37:12+00:00",
        "end_time": "2018-10-04T15:47:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181004_OKAMTW_569588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181004_OKAMTW_569588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181004_OKAMTW_569588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.4125506,
            48.55386154,
            714.9821024,
            -120.3907582,
            48.56833926,
            1387.802102
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.4125505928912,
                  48.55433733035665,
                  714.9821024458856
                ],
                [
                  -120.41183586262711,
                  48.56833926092452,
                  714.9821024458856
                ],
                [
                  -120.39075822728624,
                  48.56786323842365,
                  1387.8021024458858
                ],
                [
                  -120.39147876217844,
                  48.55386154071528,
                  1387.8021024458858
                ],
                [
                  -120.4125505928912,
                  48.55433733035665,
                  714.9821024458856
                ]
              ]
            ]
          },
          "id": "20181004_OKAMTW_569588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181004_OKAMTW_569588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-04T17:37:12Z",
            "pc:count": 37077248,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 691702.5455,
                "count": 37077248,
                "maximum": 692483.8958,
                "minimum": 690927.3358,
                "name": "X",
                "position": 0,
                "stddev": 426.221055,
                "variance": 181664.3877
              },
              {
                "average": 5381939.203,
                "count": 37077248,
                "maximum": 5382706.063,
                "minimum": 5381148.063,
                "name": "Y",
                "position": 1,
                "stddev": 422.9684258,
                "variance": 178902.2892
              },
              {
                "average": 1051.372809,
                "count": 37077248,
                "maximum": 1387.802102,
                "minimum": 714.9821024,
                "name": "Z",
                "position": 2,
                "stddev": 121.3780844,
                "variance": 14732.63938
              },
              {
                "average": 532.8010267,
                "count": 37077248,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 321.6776721,
                "variance": 103476.5247
              },
              {
                "average": 1.400166026,
                "count": 37077248,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6322726218,
                "variance": 0.3997686683
              },
              {
                "average": 1.80030163,
                "count": 37077248,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7993815932,
                "variance": 0.6390109316
              },
              {
                "average": 0.4978643237,
                "count": 37077248,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999954456,
                "variance": 0.2499954456
              },
              {
                "average": 0.0002872651174,
                "count": 37077248,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01694646287,
                "variance": 0.0002871826039
              },
              {
                "average": 1.257711252,
                "count": 37077248,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.509128771,
                "variance": 0.2592121055
              },
              {
                "average": -0.5535777112,
                "count": 37077248,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.21935583,
                "variance": 104.4352335
              },
              {
                "average": 0,
                "count": 37077248,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.52097157,
                "count": 37077248,
                "maximum": 102,
                "minimum": 92,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.376678376,
                "variance": 5.648600102
              },
              {
                "average": 222704833.5,
                "count": 37077248,
                "maximum": 222709832.8,
                "minimum": 222703275.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1374.243383,
                "variance": 1888544.875
              },
              {
                "average": 0,
                "count": 37077248,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37077248,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37077248,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37077248,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37077248,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              690927.3358,
              5381148.063,
              714.9821024,
              692483.8958,
              5382706.063,
              1387.802102
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    690927.335823962,
                    5381148.062564417,
                    714.9821024458856
                  ],
                  [
                    690927.335823962,
                    5382706.062564417,
                    714.9821024458856
                  ],
                  [
                    692483.895823962,
                    5382706.062564417,
                    1387.8021024458858
                  ],
                  [
                    692483.895823962,
                    5381148.062564417,
                    1387.8021024458858
                  ],
                  [
                    690927.335823962,
                    5381148.062564417,
                    714.9821024458856
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-04T17:37:12+00:00",
            "end_time": "2018-10-04T15:47:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33215780019992,
              48.689551569816096,
              1413.774298478546
            ],
            [
              -120.33141718889543,
              48.70355568198064,
              1413.774298478546
            ],
            [
              -120.31028343732491,
              48.70306389960035,
              1954.574298478546
            ],
            [
              -120.3110298967065,
              48.68906002818861,
              1954.574298478546
            ],
            [
              -120.33215780019992,
              48.689551569816096,
              1413.774298478546
            ]
          ]
        ]
      },
      "bbox": [
        -120.3321578,
        48.68906003,
        1413.774298,
        -120.3102834,
        48.70355568,
        1954.574298
      ],
      "properties": {
        "datetime": "2018-10-11T19:19:10Z",
        "pc:count": 39652933,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697079.3457,
            "count": 39652933,
            "maximum": 697890.1761,
            "minimum": 696333.5361,
            "name": "X",
            "position": 0,
            "stddev": 451.4361308,
            "variance": 203794.5802
          },
          {
            "average": 5397137.115,
            "count": 39652933,
            "maximum": 5397938.588,
            "minimum": 5396380.208,
            "name": "Y",
            "position": 1,
            "stddev": 443.9523949,
            "variance": 197093.729
          },
          {
            "average": 1713.900747,
            "count": 39652933,
            "maximum": 1954.574298,
            "minimum": 1413.774298,
            "name": "Z",
            "position": 2,
            "stddev": 87.64394855,
            "variance": 7681.461717
          },
          {
            "average": 485.9581235,
            "count": 39652933,
            "maximum": 4095,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 348.4241766,
            "variance": 121399.4068
          },
          {
            "average": 1.469175105,
            "count": 39652933,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8048292583,
            "variance": 0.647750135
          },
          {
            "average": 1.938373562,
            "count": 39652933,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.119802516,
            "variance": 1.253957674
          },
          {
            "average": 0.4957866547,
            "count": 39652933,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999822537,
            "variance": 0.249982254
          },
          {
            "average": 0.0002981116176,
            "count": 39652933,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01726333556,
            "variance": 0.0002980227546
          },
          {
            "average": 1.393054758,
            "count": 39652933,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5574358584,
            "variance": 0.3107347362
          },
          {
            "average": -1.142471585,
            "count": 39652933,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.25345746,
            "variance": 150.1472198
          },
          {
            "average": 0,
            "count": 39652933,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.6772828,
            "count": 39652933,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.150364457,
            "variance": 4.624067299
          },
          {
            "average": 223319031.6,
            "count": 39652933,
            "maximum": 223320750.9,
            "minimum": 223316664.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1071.949727,
            "variance": 1149076.217
          },
          {
            "average": 0,
            "count": 39652933,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39652933,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39652933,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39652933,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39652933,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696333.5361,
          5396380.208,
          1413.774298,
          697890.1761,
          5397938.588,
          1954.574298
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696333.5361234023,
                5396380.2083061645,
                1413.774298478546
              ],
              [
                696333.5361234023,
                5397938.588306165,
                1413.774298478546
              ],
              [
                697890.1761234022,
                5397938.588306165,
                1954.574298478546
              ],
              [
                697890.1761234022,
                5396380.2083061645,
                1954.574298478546
              ],
              [
                696333.5361234023,
                5396380.2083061645,
                1413.774298478546
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:19:10+00:00",
        "end_time": "2018-10-11T18:11:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3321578,
            48.68906003,
            1413.774298,
            -120.3102834,
            48.70355568,
            1954.574298
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33215780019992,
                  48.689551569816096,
                  1413.774298478546
                ],
                [
                  -120.33141718889543,
                  48.70355568198064,
                  1413.774298478546
                ],
                [
                  -120.31028343732491,
                  48.70306389960035,
                  1954.574298478546
                ],
                [
                  -120.3110298967065,
                  48.68906002818861,
                  1954.574298478546
                ],
                [
                  -120.33215780019992,
                  48.689551569816096,
                  1413.774298478546
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:19:10Z",
            "pc:count": 39652933,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697079.3457,
                "count": 39652933,
                "maximum": 697890.1761,
                "minimum": 696333.5361,
                "name": "X",
                "position": 0,
                "stddev": 451.4361308,
                "variance": 203794.5802
              },
              {
                "average": 5397137.115,
                "count": 39652933,
                "maximum": 5397938.588,
                "minimum": 5396380.208,
                "name": "Y",
                "position": 1,
                "stddev": 443.9523949,
                "variance": 197093.729
              },
              {
                "average": 1713.900747,
                "count": 39652933,
                "maximum": 1954.574298,
                "minimum": 1413.774298,
                "name": "Z",
                "position": 2,
                "stddev": 87.64394855,
                "variance": 7681.461717
              },
              {
                "average": 485.9581235,
                "count": 39652933,
                "maximum": 4095,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 348.4241766,
                "variance": 121399.4068
              },
              {
                "average": 1.469175105,
                "count": 39652933,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8048292583,
                "variance": 0.647750135
              },
              {
                "average": 1.938373562,
                "count": 39652933,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.119802516,
                "variance": 1.253957674
              },
              {
                "average": 0.4957866547,
                "count": 39652933,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999822537,
                "variance": 0.249982254
              },
              {
                "average": 0.0002981116176,
                "count": 39652933,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01726333556,
                "variance": 0.0002980227546
              },
              {
                "average": 1.393054758,
                "count": 39652933,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5574358584,
                "variance": 0.3107347362
              },
              {
                "average": -1.142471585,
                "count": 39652933,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.25345746,
                "variance": 150.1472198
              },
              {
                "average": 0,
                "count": 39652933,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.6772828,
                "count": 39652933,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.150364457,
                "variance": 4.624067299
              },
              {
                "average": 223319031.6,
                "count": 39652933,
                "maximum": 223320750.9,
                "minimum": 223316664.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1071.949727,
                "variance": 1149076.217
              },
              {
                "average": 0,
                "count": 39652933,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39652933,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39652933,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39652933,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39652933,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696333.5361,
              5396380.208,
              1413.774298,
              697890.1761,
              5397938.588,
              1954.574298
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696333.5361234023,
                    5396380.2083061645,
                    1413.774298478546
                  ],
                  [
                    696333.5361234023,
                    5397938.588306165,
                    1413.774298478546
                  ],
                  [
                    697890.1761234022,
                    5397938.588306165,
                    1954.574298478546
                  ],
                  [
                    697890.1761234022,
                    5396380.2083061645,
                    1954.574298478546
                  ],
                  [
                    696333.5361234023,
                    5396380.2083061645,
                    1413.774298478546
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:19:10+00:00",
            "end_time": "2018-10-11T18:11:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2708022366741,
              48.635715691776355,
              921.9254801829641
            ],
            [
              -120.2700460082099,
              48.64971976665245,
              921.9254801829641
            ],
            [
              -120.24893420957409,
              48.649217101494635,
              1597.2254801829642
            ],
            [
              -120.24969626833658,
              48.63521327263797,
              1597.2254801829642
            ],
            [
              -120.2708022366741,
              48.635715691776355,
              921.9254801829641
            ]
          ]
        ]
      },
      "bbox": [
        -120.2708022,
        48.63521327,
        921.9254802,
        -120.2489342,
        48.64971977,
        1597.22548
      ],
      "properties": {
        "datetime": "2018-10-11T21:16:51Z",
        "pc:count": 50976006,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701892.9852,
            "count": 50976006,
            "maximum": 702619.3421,
            "minimum": 701062.5821,
            "name": "X",
            "position": 0,
            "stddev": 431.854651,
            "variance": 186498.4396
          },
          {
            "average": 5391371.837,
            "count": 50976006,
            "maximum": 5392115.026,
            "minimum": 5390556.586,
            "name": "Y",
            "position": 1,
            "stddev": 430.6100053,
            "variance": 185424.9767
          },
          {
            "average": 1195.306717,
            "count": 50976006,
            "maximum": 1597.22548,
            "minimum": 921.9254802,
            "name": "Z",
            "position": 2,
            "stddev": 135.1960924,
            "variance": 18277.9834
          },
          {
            "average": 515.7865017,
            "count": 50976006,
            "maximum": 3104,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 372.4238511,
            "variance": 138699.5249
          },
          {
            "average": 1.551540229,
            "count": 50976006,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7892470702,
            "variance": 0.6229109379
          },
          {
            "average": 2.102919538,
            "count": 50976006,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.006413306,
            "variance": 1.012867743
          },
          {
            "average": 0.4964588046,
            "count": 50976006,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999874647,
            "variance": 0.2499874648
          },
          {
            "average": 0.0002962177931,
            "count": 50976006,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01720842974,
            "variance": 0.000296130054
          },
          {
            "average": 1.238224274,
            "count": 50976006,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4748788444,
            "variance": 0.2255099168
          },
          {
            "average": -0.07739676509,
            "count": 50976006,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.20772681,
            "variance": 125.6131403
          },
          {
            "average": 0,
            "count": 50976006,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.89150502,
            "count": 50976006,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.03498804,
            "variance": 4229.549669
          },
          {
            "average": 220315840.2,
            "count": 50976006,
            "maximum": 223327811.3,
            "minimum": 216235208.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3504194.172,
            "variance": 12279376800000.0
          },
          {
            "average": 0,
            "count": 50976006,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50976006,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50976006,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50976006,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50976006,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701062.5821,
          5390556.586,
          921.9254802,
          702619.3421,
          5392115.026,
          1597.22548
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701062.5821237658,
                5390556.585925567,
                921.9254801829641
              ],
              [
                701062.5821237658,
                5392115.025925566,
                921.9254801829641
              ],
              [
                702619.3421237658,
                5392115.025925566,
                1597.2254801829642
              ],
              [
                702619.3421237658,
                5390556.585925567,
                1597.2254801829642
              ],
              [
                701062.5821237658,
                5390556.585925567,
                921.9254801829641
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:16:51+00:00",
        "end_time": "2018-07-21T19:06:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2708022,
            48.63521327,
            921.9254802,
            -120.2489342,
            48.64971977,
            1597.22548
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2708022366741,
                  48.635715691776355,
                  921.9254801829641
                ],
                [
                  -120.2700460082099,
                  48.64971976665245,
                  921.9254801829641
                ],
                [
                  -120.24893420957409,
                  48.649217101494635,
                  1597.2254801829642
                ],
                [
                  -120.24969626833658,
                  48.63521327263797,
                  1597.2254801829642
                ],
                [
                  -120.2708022366741,
                  48.635715691776355,
                  921.9254801829641
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:16:51Z",
            "pc:count": 50976006,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701892.9852,
                "count": 50976006,
                "maximum": 702619.3421,
                "minimum": 701062.5821,
                "name": "X",
                "position": 0,
                "stddev": 431.854651,
                "variance": 186498.4396
              },
              {
                "average": 5391371.837,
                "count": 50976006,
                "maximum": 5392115.026,
                "minimum": 5390556.586,
                "name": "Y",
                "position": 1,
                "stddev": 430.6100053,
                "variance": 185424.9767
              },
              {
                "average": 1195.306717,
                "count": 50976006,
                "maximum": 1597.22548,
                "minimum": 921.9254802,
                "name": "Z",
                "position": 2,
                "stddev": 135.1960924,
                "variance": 18277.9834
              },
              {
                "average": 515.7865017,
                "count": 50976006,
                "maximum": 3104,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 372.4238511,
                "variance": 138699.5249
              },
              {
                "average": 1.551540229,
                "count": 50976006,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7892470702,
                "variance": 0.6229109379
              },
              {
                "average": 2.102919538,
                "count": 50976006,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.006413306,
                "variance": 1.012867743
              },
              {
                "average": 0.4964588046,
                "count": 50976006,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999874647,
                "variance": 0.2499874648
              },
              {
                "average": 0.0002962177931,
                "count": 50976006,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01720842974,
                "variance": 0.000296130054
              },
              {
                "average": 1.238224274,
                "count": 50976006,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4748788444,
                "variance": 0.2255099168
              },
              {
                "average": -0.07739676509,
                "count": 50976006,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.20772681,
                "variance": 125.6131403
              },
              {
                "average": 0,
                "count": 50976006,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.89150502,
                "count": 50976006,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.03498804,
                "variance": 4229.549669
              },
              {
                "average": 220315840.2,
                "count": 50976006,
                "maximum": 223327811.3,
                "minimum": 216235208.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3504194.172,
                "variance": 12279376800000.0
              },
              {
                "average": 0,
                "count": 50976006,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50976006,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50976006,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50976006,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50976006,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701062.5821,
              5390556.586,
              921.9254802,
              702619.3421,
              5392115.026,
              1597.22548
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701062.5821237658,
                    5390556.585925567,
                    921.9254801829641
                  ],
                  [
                    701062.5821237658,
                    5392115.025925566,
                    921.9254801829641
                  ],
                  [
                    702619.3421237658,
                    5392115.025925566,
                    1597.2254801829642
                  ],
                  [
                    702619.3421237658,
                    5390556.585925567,
                    1597.2254801829642
                  ],
                  [
                    701062.5821237658,
                    5390556.585925567,
                    921.9254801829641
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:16:51+00:00",
            "end_time": "2018-07-21T19:06:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35233866203379,
              48.66249984838609,
              1250.6907599810722
            ],
            [
              -120.3516044135176,
              48.676502997826674,
              1250.6907599810722
            ],
            [
              -120.33048217439062,
              48.67601513209569,
              1770.6307599810723
            ],
            [
              -120.33122226200985,
              48.66201222144458,
              1770.6307599810723
            ],
            [
              -120.35233866203379,
              48.66249984838609,
              1250.6907599810722
            ]
          ]
        ]
      },
      "bbox": [
        -120.3523387,
        48.66201222,
        1250.69076,
        -120.3304822,
        48.676503,
        1770.63076
      ],
      "properties": {
        "datetime": "2018-10-11T18:46:43Z",
        "pc:count": 38358700,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695710.7124,
            "count": 38358700,
            "maximum": 696509.5242,
            "minimum": 694952.9242,
            "name": "X",
            "position": 0,
            "stddev": 404.9056031,
            "variance": 163948.5474
          },
          {
            "average": 5394119.821,
            "count": 38358700,
            "maximum": 5394880.035,
            "minimum": 5393321.795,
            "name": "Y",
            "position": 1,
            "stddev": 435.7144241,
            "variance": 189847.0594
          },
          {
            "average": 1516.926999,
            "count": 38358700,
            "maximum": 1770.63076,
            "minimum": 1250.69076,
            "name": "Z",
            "position": 2,
            "stddev": 93.27150349,
            "variance": 8699.573363
          },
          {
            "average": 464.6429858,
            "count": 38358700,
            "maximum": 4095,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 328.4120969,
            "variance": 107854.5054
          },
          {
            "average": 1.472007367,
            "count": 38358700,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7594205696,
            "variance": 0.5767196015
          },
          {
            "average": 1.943845673,
            "count": 38358700,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.017544982,
            "variance": 1.03539779
          },
          {
            "average": 0.4960806545,
            "count": 38358700,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499984645,
            "variance": 0.2499846452
          },
          {
            "average": 0.0002561609231,
            "count": 38358700,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0160029782,
            "variance": 0.0002560953113
          },
          {
            "average": 1.336575301,
            "count": 38358700,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5471016714,
            "variance": 0.2993202389
          },
          {
            "average": 1.274540325,
            "count": 38358700,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.98686347,
            "variance": 120.7111689
          },
          {
            "average": 0,
            "count": 38358700,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.3704214,
            "count": 38358700,
            "maximum": 133,
            "minimum": 124,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.126799317,
            "variance": 4.523275335
          },
          {
            "average": 223316316.3,
            "count": 38358700,
            "maximum": 223318803.4,
            "minimum": 223313947.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1078.093881,
            "variance": 1162286.416
          },
          {
            "average": 0,
            "count": 38358700,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38358700,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38358700,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38358700,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38358700,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694952.9242,
          5393321.795,
          1250.69076,
          696509.5242,
          5394880.035,
          1770.63076
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694952.9241811524,
                5393321.795230814,
                1250.6907599810722
              ],
              [
                694952.9241811524,
                5394880.0352308145,
                1250.6907599810722
              ],
              [
                696509.5241811525,
                5394880.0352308145,
                1770.6307599810723
              ],
              [
                696509.5241811525,
                5393321.795230814,
                1770.6307599810723
              ],
              [
                694952.9241811524,
                5393321.795230814,
                1250.6907599810722
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:46:43+00:00",
        "end_time": "2018-10-11T17:25:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3523387,
            48.66201222,
            1250.69076,
            -120.3304822,
            48.676503,
            1770.63076
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35233866203379,
                  48.66249984838609,
                  1250.6907599810722
                ],
                [
                  -120.3516044135176,
                  48.676502997826674,
                  1250.6907599810722
                ],
                [
                  -120.33048217439062,
                  48.67601513209569,
                  1770.6307599810723
                ],
                [
                  -120.33122226200985,
                  48.66201222144458,
                  1770.6307599810723
                ],
                [
                  -120.35233866203379,
                  48.66249984838609,
                  1250.6907599810722
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:46:43Z",
            "pc:count": 38358700,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695710.7124,
                "count": 38358700,
                "maximum": 696509.5242,
                "minimum": 694952.9242,
                "name": "X",
                "position": 0,
                "stddev": 404.9056031,
                "variance": 163948.5474
              },
              {
                "average": 5394119.821,
                "count": 38358700,
                "maximum": 5394880.035,
                "minimum": 5393321.795,
                "name": "Y",
                "position": 1,
                "stddev": 435.7144241,
                "variance": 189847.0594
              },
              {
                "average": 1516.926999,
                "count": 38358700,
                "maximum": 1770.63076,
                "minimum": 1250.69076,
                "name": "Z",
                "position": 2,
                "stddev": 93.27150349,
                "variance": 8699.573363
              },
              {
                "average": 464.6429858,
                "count": 38358700,
                "maximum": 4095,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 328.4120969,
                "variance": 107854.5054
              },
              {
                "average": 1.472007367,
                "count": 38358700,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7594205696,
                "variance": 0.5767196015
              },
              {
                "average": 1.943845673,
                "count": 38358700,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.017544982,
                "variance": 1.03539779
              },
              {
                "average": 0.4960806545,
                "count": 38358700,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499984645,
                "variance": 0.2499846452
              },
              {
                "average": 0.0002561609231,
                "count": 38358700,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0160029782,
                "variance": 0.0002560953113
              },
              {
                "average": 1.336575301,
                "count": 38358700,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5471016714,
                "variance": 0.2993202389
              },
              {
                "average": 1.274540325,
                "count": 38358700,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.98686347,
                "variance": 120.7111689
              },
              {
                "average": 0,
                "count": 38358700,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.3704214,
                "count": 38358700,
                "maximum": 133,
                "minimum": 124,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.126799317,
                "variance": 4.523275335
              },
              {
                "average": 223316316.3,
                "count": 38358700,
                "maximum": 223318803.4,
                "minimum": 223313947.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1078.093881,
                "variance": 1162286.416
              },
              {
                "average": 0,
                "count": 38358700,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38358700,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38358700,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38358700,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38358700,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694952.9242,
              5393321.795,
              1250.69076,
              696509.5242,
              5394880.035,
              1770.63076
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694952.9241811524,
                    5393321.795230814,
                    1250.6907599810722
                  ],
                  [
                    694952.9241811524,
                    5394880.0352308145,
                    1250.6907599810722
                  ],
                  [
                    696509.5241811525,
                    5394880.0352308145,
                    1770.6307599810723
                  ],
                  [
                    696509.5241811525,
                    5393321.795230814,
                    1770.6307599810723
                  ],
                  [
                    694952.9241811524,
                    5393321.795230814,
                    1250.6907599810722
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:46:43+00:00",
            "end_time": "2018-10-11T17:25:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26966751917485,
              48.310739372624234,
              1304.5671846182618
            ],
            [
              -120.26960828654418,
              48.31184884231757,
              1304.5671846182618
            ],
            [
              -120.26831311018815,
              48.311818065847895,
              1355.4871846182618
            ],
            [
              -120.26837237083097,
              48.31070859734648,
              1355.4871846182618
            ],
            [
              -120.26966751917485,
              48.310739372624234,
              1304.5671846182618
            ]
          ]
        ]
      },
      "bbox": [
        -120.2696675,
        48.3107086,
        1304.567185,
        -120.2683131,
        48.31184884,
        1355.487185
      ],
      "properties": {
        "datetime": "2018-10-11T21:26:10Z",
        "pc:count": 168040,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702503.4223,
            "count": 168040,
            "maximum": 702531.8077,
            "minimum": 702435.6677,
            "name": "X",
            "position": 0,
            "stddev": 22.19280683,
            "variance": 492.5206748
          },
          {
            "average": 5354513.858,
            "count": 168040,
            "maximum": 5354565.213,
            "minimum": 5354441.753,
            "name": "Y",
            "position": 1,
            "stddev": 31.42525283,
            "variance": 987.5465157
          },
          {
            "average": 1332.6901,
            "count": 168040,
            "maximum": 1355.487185,
            "minimum": 1304.567185,
            "name": "Z",
            "position": 2,
            "stddev": 8.556968573,
            "variance": 73.22171116
          },
          {
            "average": 595.4844858,
            "count": 168040,
            "maximum": 1846,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 400.8090859,
            "variance": 160647.9234
          },
          {
            "average": 1.635437991,
            "count": 168040,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8730960142,
            "variance": 0.76229665
          },
          {
            "average": 2.256879314,
            "count": 168040,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.113112394,
            "variance": 1.239019201
          },
          {
            "average": 0.4847476791,
            "count": 168040,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4997687996,
            "variance": 0.2497688531
          },
          {
            "average": 0.001017614854,
            "count": 168040,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03188393582,
            "variance": 0.001016585363
          },
          {
            "average": 1.275785527,
            "count": 168040,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4863190676,
            "variance": 0.2365062355
          },
          {
            "average": -0.6294062925,
            "count": 168040,
            "maximum": 13.00199986,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.38178394,
            "variance": 153.3085735
          },
          {
            "average": 0,
            "count": 168040,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 147.9773149,
            "count": 168040,
            "maximum": 151,
            "minimum": 146,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.145163521,
            "variance": 4.601726531
          },
          {
            "average": 223326414.8,
            "count": 168040,
            "maximum": 223328370.6,
            "minimum": 223325367,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1364.066792,
            "variance": 1860678.212
          },
          {
            "average": 0,
            "count": 168040,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 168040,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 168040,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 168040,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 168040,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702435.6677,
          5354441.753,
          1304.567185,
          702531.8077,
          5354565.213,
          1355.487185
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702435.6677199454,
                5354441.753022097,
                1304.5671846182618
              ],
              [
                702435.6677199454,
                5354565.213022098,
                1304.5671846182618
              ],
              [
                702531.8077199453,
                5354565.213022098,
                1355.4871846182618
              ],
              [
                702531.8077199453,
                5354441.753022097,
                1355.4871846182618
              ],
              [
                702435.6677199454,
                5354441.753022097,
                1304.5671846182618
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:26:10+00:00",
        "end_time": "2018-10-11T20:36:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2696675,
            48.3107086,
            1304.567185,
            -120.2683131,
            48.31184884,
            1355.487185
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26966751917485,
                  48.310739372624234,
                  1304.5671846182618
                ],
                [
                  -120.26960828654418,
                  48.31184884231757,
                  1304.5671846182618
                ],
                [
                  -120.26831311018815,
                  48.311818065847895,
                  1355.4871846182618
                ],
                [
                  -120.26837237083097,
                  48.31070859734648,
                  1355.4871846182618
                ],
                [
                  -120.26966751917485,
                  48.310739372624234,
                  1304.5671846182618
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:26:10Z",
            "pc:count": 168040,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702503.4223,
                "count": 168040,
                "maximum": 702531.8077,
                "minimum": 702435.6677,
                "name": "X",
                "position": 0,
                "stddev": 22.19280683,
                "variance": 492.5206748
              },
              {
                "average": 5354513.858,
                "count": 168040,
                "maximum": 5354565.213,
                "minimum": 5354441.753,
                "name": "Y",
                "position": 1,
                "stddev": 31.42525283,
                "variance": 987.5465157
              },
              {
                "average": 1332.6901,
                "count": 168040,
                "maximum": 1355.487185,
                "minimum": 1304.567185,
                "name": "Z",
                "position": 2,
                "stddev": 8.556968573,
                "variance": 73.22171116
              },
              {
                "average": 595.4844858,
                "count": 168040,
                "maximum": 1846,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 400.8090859,
                "variance": 160647.9234
              },
              {
                "average": 1.635437991,
                "count": 168040,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8730960142,
                "variance": 0.76229665
              },
              {
                "average": 2.256879314,
                "count": 168040,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.113112394,
                "variance": 1.239019201
              },
              {
                "average": 0.4847476791,
                "count": 168040,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4997687996,
                "variance": 0.2497688531
              },
              {
                "average": 0.001017614854,
                "count": 168040,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03188393582,
                "variance": 0.001016585363
              },
              {
                "average": 1.275785527,
                "count": 168040,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4863190676,
                "variance": 0.2365062355
              },
              {
                "average": -0.6294062925,
                "count": 168040,
                "maximum": 13.00199986,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.38178394,
                "variance": 153.3085735
              },
              {
                "average": 0,
                "count": 168040,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 147.9773149,
                "count": 168040,
                "maximum": 151,
                "minimum": 146,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.145163521,
                "variance": 4.601726531
              },
              {
                "average": 223326414.8,
                "count": 168040,
                "maximum": 223328370.6,
                "minimum": 223325367,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1364.066792,
                "variance": 1860678.212
              },
              {
                "average": 0,
                "count": 168040,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 168040,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 168040,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 168040,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 168040,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702435.6677,
              5354441.753,
              1304.567185,
              702531.8077,
              5354565.213,
              1355.487185
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702435.6677199454,
                    5354441.753022097,
                    1304.5671846182618
                  ],
                  [
                    702435.6677199454,
                    5354565.213022098,
                    1304.5671846182618
                  ],
                  [
                    702531.8077199453,
                    5354565.213022098,
                    1355.4871846182618
                  ],
                  [
                    702531.8077199453,
                    5354441.753022097,
                    1355.4871846182618
                  ],
                  [
                    702435.6677199454,
                    5354441.753022097,
                    1304.5671846182618
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:26:10+00:00",
            "end_time": "2018-10-11T20:36:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1637308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31173426593644,
              48.797572759902415,
              2064.7822250918894
            ],
            [
              -120.311395106146,
              48.803914190808825,
              2064.7822250918894
            ],
            [
              -120.29091850080178,
              48.8034344196718,
              2348.9022250918892
            ],
            [
              -120.29126023598367,
              48.79709309518779,
              2348.9022250918892
            ],
            [
              -120.31173426593644,
              48.797572759902415,
              2064.7822250918894
            ]
          ]
        ]
      },
      "bbox": [
        -120.3117343,
        48.7970931,
        2064.782225,
        -120.2909185,
        48.80391419,
        2348.902225
      ],
      "properties": {
        "datetime": "2018-10-11T19:48:35Z",
        "pc:count": 6800314,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698455.1252,
            "count": 6800314,
            "maximum": 698917.8893,
            "minimum": 697412.6293,
            "name": "X",
            "position": 0,
            "stddev": 360.8681556,
            "variance": 130225.8257
          },
          {
            "average": 5408715.628,
            "count": 6800314,
            "maximum": 5409144.665,
            "minimum": 5408438.965,
            "name": "Y",
            "position": 1,
            "stddev": 181.7100687,
            "variance": 33018.54906
          },
          {
            "average": 2195.884767,
            "count": 6800314,
            "maximum": 2348.902225,
            "minimum": 2064.782225,
            "name": "Z",
            "position": 2,
            "stddev": 64.10635527,
            "variance": 4109.624785
          },
          {
            "average": 1061.361474,
            "count": 6800314,
            "maximum": 3313,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 683.213363,
            "variance": 466780.4994
          },
          {
            "average": 1.319808909,
            "count": 6800314,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6880618647,
            "variance": 0.4734291297
          },
          {
            "average": 1.639867953,
            "count": 6800314,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9992893873,
            "variance": 0.9985792795
          },
          {
            "average": 0.4988059375,
            "count": 6800314,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499998611,
            "variance": 0.249998611
          },
          {
            "average": 0.000239253658,
            "count": 6800314,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0154659772,
            "variance": 0.0002391964509
          },
          {
            "average": 1.493864401,
            "count": 6800314,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5534260449,
            "variance": 0.3062803871
          },
          {
            "average": -7.942525664,
            "count": 6800314,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.97557368,
            "variance": 143.414365
          },
          {
            "average": 0,
            "count": 6800314,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 139.7852224,
            "count": 6800314,
            "maximum": 141,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.482644025,
            "variance": 2.198233306
          },
          {
            "average": 223322058.1,
            "count": 6800314,
            "maximum": 223322515.5,
            "minimum": 223320316.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 727.7765864,
            "variance": 529658.7597
          },
          {
            "average": 0,
            "count": 6800314,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6800314,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6800314,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6800314,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6800314,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697412.6293,
          5408438.965,
          2064.782225,
          698917.8893,
          5409144.665,
          2348.902225
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697412.629261218,
                5408438.964880314,
                2064.7822250918894
              ],
              [
                697412.629261218,
                5409144.664880313,
                2064.7822250918894
              ],
              [
                698917.889261218,
                5409144.664880313,
                2348.9022250918892
              ],
              [
                698917.889261218,
                5408438.964880314,
                2348.9022250918892
              ],
              [
                697412.629261218,
                5408438.964880314,
                2064.7822250918894
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:48:35+00:00",
        "end_time": "2018-10-11T19:11:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1637308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1637308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1637308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1637308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3117343,
            48.7970931,
            2064.782225,
            -120.2909185,
            48.80391419,
            2348.902225
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31173426593644,
                  48.797572759902415,
                  2064.7822250918894
                ],
                [
                  -120.311395106146,
                  48.803914190808825,
                  2064.7822250918894
                ],
                [
                  -120.29091850080178,
                  48.8034344196718,
                  2348.9022250918892
                ],
                [
                  -120.29126023598367,
                  48.79709309518779,
                  2348.9022250918892
                ],
                [
                  -120.31173426593644,
                  48.797572759902415,
                  2064.7822250918894
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1637308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1637308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:48:35Z",
            "pc:count": 6800314,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698455.1252,
                "count": 6800314,
                "maximum": 698917.8893,
                "minimum": 697412.6293,
                "name": "X",
                "position": 0,
                "stddev": 360.8681556,
                "variance": 130225.8257
              },
              {
                "average": 5408715.628,
                "count": 6800314,
                "maximum": 5409144.665,
                "minimum": 5408438.965,
                "name": "Y",
                "position": 1,
                "stddev": 181.7100687,
                "variance": 33018.54906
              },
              {
                "average": 2195.884767,
                "count": 6800314,
                "maximum": 2348.902225,
                "minimum": 2064.782225,
                "name": "Z",
                "position": 2,
                "stddev": 64.10635527,
                "variance": 4109.624785
              },
              {
                "average": 1061.361474,
                "count": 6800314,
                "maximum": 3313,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 683.213363,
                "variance": 466780.4994
              },
              {
                "average": 1.319808909,
                "count": 6800314,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6880618647,
                "variance": 0.4734291297
              },
              {
                "average": 1.639867953,
                "count": 6800314,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9992893873,
                "variance": 0.9985792795
              },
              {
                "average": 0.4988059375,
                "count": 6800314,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499998611,
                "variance": 0.249998611
              },
              {
                "average": 0.000239253658,
                "count": 6800314,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0154659772,
                "variance": 0.0002391964509
              },
              {
                "average": 1.493864401,
                "count": 6800314,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5534260449,
                "variance": 0.3062803871
              },
              {
                "average": -7.942525664,
                "count": 6800314,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.97557368,
                "variance": 143.414365
              },
              {
                "average": 0,
                "count": 6800314,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 139.7852224,
                "count": 6800314,
                "maximum": 141,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.482644025,
                "variance": 2.198233306
              },
              {
                "average": 223322058.1,
                "count": 6800314,
                "maximum": 223322515.5,
                "minimum": 223320316.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 727.7765864,
                "variance": 529658.7597
              },
              {
                "average": 0,
                "count": 6800314,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6800314,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6800314,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6800314,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6800314,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697412.6293,
              5408438.965,
              2064.782225,
              698917.8893,
              5409144.665,
              2348.902225
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697412.629261218,
                    5408438.964880314,
                    2064.7822250918894
                  ],
                  [
                    697412.629261218,
                    5409144.664880313,
                    2064.7822250918894
                  ],
                  [
                    698917.889261218,
                    5409144.664880313,
                    2348.9022250918892
                  ],
                  [
                    698917.889261218,
                    5408438.964880314,
                    2348.9022250918892
                  ],
                  [
                    697412.629261218,
                    5408438.964880314,
                    2064.7822250918894
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:48:35+00:00",
            "end_time": "2018-10-11T19:11:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26950391347911,
              48.37930740083473,
              610.7245113190401
            ],
            [
              -120.26875436750211,
              48.393307234503965,
              610.7245113190401
            ],
            [
              -120.2477461798264,
              48.39280624102544,
              910.3845113190401
            ],
            [
              -120.24850147348587,
              48.37880665220943,
              910.3845113190401
            ],
            [
              -120.26950391347911,
              48.37930740083473,
              610.7245113190401
            ]
          ]
        ]
      },
      "bbox": [
        -120.2695039,
        48.37880665,
        610.7245113,
        -120.2477462,
        48.39330723,
        910.3845113
      ],
      "properties": {
        "datetime": "2018-10-11T21:24:14Z",
        "pc:count": 31504785,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702977.9156,
            "count": 31504785,
            "maximum": 703733.2086,
            "minimum": 702176.2486,
            "name": "X",
            "position": 0,
            "stddev": 445.3999597,
            "variance": 198381.1241
          },
          {
            "average": 5362823.953,
            "count": 31504785,
            "maximum": 5363620.594,
            "minimum": 5362062.694,
            "name": "Y",
            "position": 1,
            "stddev": 434.8459307,
            "variance": 189090.9835
          },
          {
            "average": 735.3255385,
            "count": 31504785,
            "maximum": 910.3845113,
            "minimum": 610.7245113,
            "name": "Z",
            "position": 2,
            "stddev": 72.22577112,
            "variance": 5216.562014
          },
          {
            "average": 908.0486471,
            "count": 31504785,
            "maximum": 4095,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 362.4016436,
            "variance": 131334.9513
          },
          {
            "average": 1.095161449,
            "count": 31504785,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3384911872,
            "variance": 0.1145762838
          },
          {
            "average": 1.190359274,
            "count": 31504785,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4894563859,
            "variance": 0.2395675537
          },
          {
            "average": 0.4972650028,
            "count": 31504785,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999925277,
            "variance": 0.2499925277
          },
          {
            "average": 0.0002789417544,
            "count": 31504785,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01669922018,
            "variance": 0.0002788639548
          },
          {
            "average": 1.503569855,
            "count": 31504785,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5489968593,
            "variance": 0.3013975515
          },
          {
            "average": -0.07577293945,
            "count": 31504785,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.957867474,
            "variance": 99.15912463
          },
          {
            "average": 0,
            "count": 31504785,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 94.08010739,
            "count": 31504785,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.03785315,
            "variance": 4229.922342
          },
          {
            "average": 220374566.4,
            "count": 31504785,
            "maximum": 223328254.2,
            "minimum": 216235646,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3494848.981,
            "variance": 12213969400000.0
          },
          {
            "average": 0,
            "count": 31504785,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31504785,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31504785,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31504785,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31504785,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702176.2486,
          5362062.694,
          610.7245113,
          703733.2086,
          5363620.594,
          910.3845113
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702176.2485772024,
                5362062.694164519,
                610.7245113190401
              ],
              [
                702176.2485772024,
                5363620.59416452,
                610.7245113190401
              ],
              [
                703733.2085772024,
                5363620.59416452,
                910.3845113190401
              ],
              [
                703733.2085772024,
                5362062.694164519,
                910.3845113190401
              ],
              [
                702176.2485772024,
                5362062.694164519,
                610.7245113190401
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:24:14+00:00",
        "end_time": "2018-07-21T19:14:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2695039,
            48.37880665,
            610.7245113,
            -120.2477462,
            48.39330723,
            910.3845113
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26950391347911,
                  48.37930740083473,
                  610.7245113190401
                ],
                [
                  -120.26875436750211,
                  48.393307234503965,
                  610.7245113190401
                ],
                [
                  -120.2477461798264,
                  48.39280624102544,
                  910.3845113190401
                ],
                [
                  -120.24850147348587,
                  48.37880665220943,
                  910.3845113190401
                ],
                [
                  -120.26950391347911,
                  48.37930740083473,
                  610.7245113190401
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:24:14Z",
            "pc:count": 31504785,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702977.9156,
                "count": 31504785,
                "maximum": 703733.2086,
                "minimum": 702176.2486,
                "name": "X",
                "position": 0,
                "stddev": 445.3999597,
                "variance": 198381.1241
              },
              {
                "average": 5362823.953,
                "count": 31504785,
                "maximum": 5363620.594,
                "minimum": 5362062.694,
                "name": "Y",
                "position": 1,
                "stddev": 434.8459307,
                "variance": 189090.9835
              },
              {
                "average": 735.3255385,
                "count": 31504785,
                "maximum": 910.3845113,
                "minimum": 610.7245113,
                "name": "Z",
                "position": 2,
                "stddev": 72.22577112,
                "variance": 5216.562014
              },
              {
                "average": 908.0486471,
                "count": 31504785,
                "maximum": 4095,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 362.4016436,
                "variance": 131334.9513
              },
              {
                "average": 1.095161449,
                "count": 31504785,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3384911872,
                "variance": 0.1145762838
              },
              {
                "average": 1.190359274,
                "count": 31504785,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4894563859,
                "variance": 0.2395675537
              },
              {
                "average": 0.4972650028,
                "count": 31504785,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999925277,
                "variance": 0.2499925277
              },
              {
                "average": 0.0002789417544,
                "count": 31504785,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01669922018,
                "variance": 0.0002788639548
              },
              {
                "average": 1.503569855,
                "count": 31504785,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5489968593,
                "variance": 0.3013975515
              },
              {
                "average": -0.07577293945,
                "count": 31504785,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.957867474,
                "variance": 99.15912463
              },
              {
                "average": 0,
                "count": 31504785,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 94.08010739,
                "count": 31504785,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.03785315,
                "variance": 4229.922342
              },
              {
                "average": 220374566.4,
                "count": 31504785,
                "maximum": 223328254.2,
                "minimum": 216235646,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3494848.981,
                "variance": 12213969400000.0
              },
              {
                "average": 0,
                "count": 31504785,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31504785,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31504785,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31504785,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31504785,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702176.2486,
              5362062.694,
              610.7245113,
              703733.2086,
              5363620.594,
              910.3845113
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702176.2485772024,
                    5362062.694164519,
                    610.7245113190401
                  ],
                  [
                    702176.2485772024,
                    5363620.59416452,
                    610.7245113190401
                  ],
                  [
                    703733.2085772024,
                    5363620.59416452,
                    910.3845113190401
                  ],
                  [
                    703733.2085772024,
                    5362062.694164519,
                    910.3845113190401
                  ],
                  [
                    702176.2485772024,
                    5362062.694164519,
                    610.7245113190401
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:24:14+00:00",
            "end_time": "2018-07-21T19:14:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3108499993846,
              48.52765110343988,
              579.6646808418093
            ],
            [
              -120.31010786388869,
              48.54165249138812,
              579.6646808418093
            ],
            [
              -120.28904196504105,
              48.541158024973896,
              1025.2246808418092
            ],
            [
              -120.28978989528933,
              48.52715687886962,
              1025.2246808418092
            ],
            [
              -120.3108499993846,
              48.52765110343988,
              579.6646808418093
            ]
          ]
        ]
      },
      "bbox": [
        -120.31085,
        48.52715688,
        579.6646808,
        -120.289042,
        48.54165249,
        1025.224681
      ],
      "properties": {
        "datetime": "2018-10-11T20:11:46Z",
        "pc:count": 34282779,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699370.2518,
            "count": 34282779,
            "maximum": 700092.1765,
            "minimum": 698535.5365,
            "name": "X",
            "position": 0,
            "stddev": 441.8763162,
            "variance": 195254.6788
          },
          {
            "average": 5379255.123,
            "count": 34282779,
            "maximum": 5379999.365,
            "minimum": 5378441.305,
            "name": "Y",
            "position": 1,
            "stddev": 433.0821562,
            "variance": 187560.1541
          },
          {
            "average": 741.229948,
            "count": 34282779,
            "maximum": 1025.224681,
            "minimum": 579.6646808,
            "name": "Z",
            "position": 2,
            "stddev": 127.4136389,
            "variance": 16234.23538
          },
          {
            "average": 749.5427641,
            "count": 34282779,
            "maximum": 4095,
            "minimum": 24,
            "name": "Intensity",
            "position": 3,
            "stddev": 406.0066974,
            "variance": 164841.4383
          },
          {
            "average": 1.197450854,
            "count": 34282779,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4707704004,
            "variance": 0.2216247699
          },
          {
            "average": 1.394918568,
            "count": 34282779,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6545477395,
            "variance": 0.4284327433
          },
          {
            "average": 0.4981408012,
            "count": 34282779,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999965507,
            "variance": 0.2499965507
          },
          {
            "average": 0.0003020466923,
            "count": 34282779,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01737686591,
            "variance": 0.0003019554689
          },
          {
            "average": 1.384268877,
            "count": 34282779,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5341990643,
            "variance": 0.2853686402
          },
          {
            "average": 0.5960839344,
            "count": 34282779,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.58160757,
            "variance": 111.9704189
          },
          {
            "average": 0,
            "count": 34282779,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.000631,
            "count": 34282779,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 18.28502641,
            "variance": 334.3421908
          },
          {
            "average": 223245674,
            "count": 34282779,
            "maximum": 223323906.8,
            "minimum": 222115608.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 293268.5785,
            "variance": 86006459120.0
          },
          {
            "average": 0,
            "count": 34282779,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34282779,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34282779,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34282779,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34282779,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698535.5365,
          5378441.305,
          579.6646808,
          700092.1765,
          5379999.365,
          1025.224681
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698535.5364615392,
                5378441.305178876,
                579.6646808418093
              ],
              [
                698535.5364615392,
                5379999.365178877,
                579.6646808418093
              ],
              [
                700092.1764615391,
                5379999.365178877,
                1025.2246808418092
              ],
              [
                700092.1764615391,
                5378441.305178876,
                1025.2246808418092
              ],
              [
                698535.5364615392,
                5378441.305178876,
                579.6646808418093
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:11:46+00:00",
        "end_time": "2018-09-27T20:33:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.31085,
            48.52715688,
            579.6646808,
            -120.289042,
            48.54165249,
            1025.224681
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3108499993846,
                  48.52765110343988,
                  579.6646808418093
                ],
                [
                  -120.31010786388869,
                  48.54165249138812,
                  579.6646808418093
                ],
                [
                  -120.28904196504105,
                  48.541158024973896,
                  1025.2246808418092
                ],
                [
                  -120.28978989528933,
                  48.52715687886962,
                  1025.2246808418092
                ],
                [
                  -120.3108499993846,
                  48.52765110343988,
                  579.6646808418093
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:11:46Z",
            "pc:count": 34282779,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699370.2518,
                "count": 34282779,
                "maximum": 700092.1765,
                "minimum": 698535.5365,
                "name": "X",
                "position": 0,
                "stddev": 441.8763162,
                "variance": 195254.6788
              },
              {
                "average": 5379255.123,
                "count": 34282779,
                "maximum": 5379999.365,
                "minimum": 5378441.305,
                "name": "Y",
                "position": 1,
                "stddev": 433.0821562,
                "variance": 187560.1541
              },
              {
                "average": 741.229948,
                "count": 34282779,
                "maximum": 1025.224681,
                "minimum": 579.6646808,
                "name": "Z",
                "position": 2,
                "stddev": 127.4136389,
                "variance": 16234.23538
              },
              {
                "average": 749.5427641,
                "count": 34282779,
                "maximum": 4095,
                "minimum": 24,
                "name": "Intensity",
                "position": 3,
                "stddev": 406.0066974,
                "variance": 164841.4383
              },
              {
                "average": 1.197450854,
                "count": 34282779,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4707704004,
                "variance": 0.2216247699
              },
              {
                "average": 1.394918568,
                "count": 34282779,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6545477395,
                "variance": 0.4284327433
              },
              {
                "average": 0.4981408012,
                "count": 34282779,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999965507,
                "variance": 0.2499965507
              },
              {
                "average": 0.0003020466923,
                "count": 34282779,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01737686591,
                "variance": 0.0003019554689
              },
              {
                "average": 1.384268877,
                "count": 34282779,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5341990643,
                "variance": 0.2853686402
              },
              {
                "average": 0.5960839344,
                "count": 34282779,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.58160757,
                "variance": 111.9704189
              },
              {
                "average": 0,
                "count": 34282779,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.000631,
                "count": 34282779,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 18.28502641,
                "variance": 334.3421908
              },
              {
                "average": 223245674,
                "count": 34282779,
                "maximum": 223323906.8,
                "minimum": 222115608.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 293268.5785,
                "variance": 86006459120.0
              },
              {
                "average": 0,
                "count": 34282779,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34282779,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34282779,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34282779,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34282779,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698535.5365,
              5378441.305,
              579.6646808,
              700092.1765,
              5379999.365,
              1025.224681
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698535.5364615392,
                    5378441.305178876,
                    579.6646808418093
                  ],
                  [
                    698535.5364615392,
                    5379999.365178877,
                    579.6646808418093
                  ],
                  [
                    700092.1764615391,
                    5379999.365178877,
                    1025.2246808418092
                  ],
                  [
                    700092.1764615391,
                    5378441.305178876,
                    1025.2246808418092
                  ],
                  [
                    698535.5364615392,
                    5378441.305178876,
                    579.6646808418093
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:11:46+00:00",
            "end_time": "2018-09-27T20:33:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35275708786205,
              48.729985535765685,
              1824.3301584531407
            ],
            [
              -120.35202107020929,
              48.74399122109369,
              1824.3301584531407
            ],
            [
              -120.3308993635408,
              48.74350359772807,
              2473.890158453141
            ],
            [
              -120.33164123514433,
              48.72949815118817,
              2473.890158453141
            ],
            [
              -120.35275708786205,
              48.729985535765685,
              1824.3301584531407
            ]
          ]
        ]
      },
      "bbox": [
        -120.3527571,
        48.72949815,
        1824.330158,
        -120.3308994,
        48.74399122,
        2473.890158
      ],
      "properties": {
        "datetime": "2018-10-11T18:37:15Z",
        "pc:count": 31915324,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695450.8547,
            "count": 31915324,
            "maximum": 696216.0735,
            "minimum": 694661.5935,
            "name": "X",
            "position": 0,
            "stddev": 428.0479062,
            "variance": 183225.01
          },
          {
            "average": 5401593.973,
            "count": 31915324,
            "maximum": 5402379.907,
            "minimum": 5400821.367,
            "name": "Y",
            "position": 1,
            "stddev": 427.0943771,
            "variance": 182409.607
          },
          {
            "average": 2133.103016,
            "count": 31915324,
            "maximum": 2473.890158,
            "minimum": 1824.330158,
            "name": "Z",
            "position": 2,
            "stddev": 138.6315629,
            "variance": 19218.71023
          },
          {
            "average": 974.5232354,
            "count": 31915324,
            "maximum": 3334,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 631.0394824,
            "variance": 398210.8283
          },
          {
            "average": 1.208179995,
            "count": 31915324,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.573890097,
            "variance": 0.3293498434
          },
          {
            "average": 1.416504999,
            "count": 31915324,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8583393397,
            "variance": 0.736746422
          },
          {
            "average": 0.4961193877,
            "count": 31915324,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999849485,
            "variance": 0.2499849487
          },
          {
            "average": 0.0002223070021,
            "count": 31915324,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01490830603,
            "variance": 0.0002222575887
          },
          {
            "average": 1.517254909,
            "count": 31915324,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5657246788,
            "variance": 0.3200444122
          },
          {
            "average": 3.274591263,
            "count": 31915324,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.42020234,
            "variance": 180.1018307
          },
          {
            "average": 0,
            "count": 31915324,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.3966087,
            "count": 31915324,
            "maximum": 132,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.043956454,
            "variance": 4.177757987
          },
          {
            "average": 223316328.3,
            "count": 31915324,
            "maximum": 223318235.9,
            "minimum": 223314493.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1079.37774,
            "variance": 1165056.305
          },
          {
            "average": 0,
            "count": 31915324,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31915324,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31915324,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31915324,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31915324,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694661.5935,
          5400821.367,
          1824.330158,
          696216.0735,
          5402379.907,
          2473.890158
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694661.5934816027,
                5400821.367445532,
                1824.3301584531407
              ],
              [
                694661.5934816027,
                5402379.907445531,
                1824.3301584531407
              ],
              [
                696216.0734816027,
                5402379.907445531,
                2473.890158453141
              ],
              [
                696216.0734816027,
                5400821.367445532,
                2473.890158453141
              ],
              [
                694661.5934816027,
                5400821.367445532,
                1824.3301584531407
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:37:15+00:00",
        "end_time": "2018-10-11T17:34:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3527571,
            48.72949815,
            1824.330158,
            -120.3308994,
            48.74399122,
            2473.890158
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35275708786205,
                  48.729985535765685,
                  1824.3301584531407
                ],
                [
                  -120.35202107020929,
                  48.74399122109369,
                  1824.3301584531407
                ],
                [
                  -120.3308993635408,
                  48.74350359772807,
                  2473.890158453141
                ],
                [
                  -120.33164123514433,
                  48.72949815118817,
                  2473.890158453141
                ],
                [
                  -120.35275708786205,
                  48.729985535765685,
                  1824.3301584531407
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:37:15Z",
            "pc:count": 31915324,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695450.8547,
                "count": 31915324,
                "maximum": 696216.0735,
                "minimum": 694661.5935,
                "name": "X",
                "position": 0,
                "stddev": 428.0479062,
                "variance": 183225.01
              },
              {
                "average": 5401593.973,
                "count": 31915324,
                "maximum": 5402379.907,
                "minimum": 5400821.367,
                "name": "Y",
                "position": 1,
                "stddev": 427.0943771,
                "variance": 182409.607
              },
              {
                "average": 2133.103016,
                "count": 31915324,
                "maximum": 2473.890158,
                "minimum": 1824.330158,
                "name": "Z",
                "position": 2,
                "stddev": 138.6315629,
                "variance": 19218.71023
              },
              {
                "average": 974.5232354,
                "count": 31915324,
                "maximum": 3334,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 631.0394824,
                "variance": 398210.8283
              },
              {
                "average": 1.208179995,
                "count": 31915324,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.573890097,
                "variance": 0.3293498434
              },
              {
                "average": 1.416504999,
                "count": 31915324,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8583393397,
                "variance": 0.736746422
              },
              {
                "average": 0.4961193877,
                "count": 31915324,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999849485,
                "variance": 0.2499849487
              },
              {
                "average": 0.0002223070021,
                "count": 31915324,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01490830603,
                "variance": 0.0002222575887
              },
              {
                "average": 1.517254909,
                "count": 31915324,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5657246788,
                "variance": 0.3200444122
              },
              {
                "average": 3.274591263,
                "count": 31915324,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.42020234,
                "variance": 180.1018307
              },
              {
                "average": 0,
                "count": 31915324,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.3966087,
                "count": 31915324,
                "maximum": 132,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.043956454,
                "variance": 4.177757987
              },
              {
                "average": 223316328.3,
                "count": 31915324,
                "maximum": 223318235.9,
                "minimum": 223314493.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1079.37774,
                "variance": 1165056.305
              },
              {
                "average": 0,
                "count": 31915324,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31915324,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31915324,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31915324,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31915324,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694661.5935,
              5400821.367,
              1824.330158,
              696216.0735,
              5402379.907,
              2473.890158
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694661.5934816027,
                    5400821.367445532,
                    1824.3301584531407
                  ],
                  [
                    694661.5934816027,
                    5402379.907445531,
                    1824.3301584531407
                  ],
                  [
                    696216.0734816027,
                    5402379.907445531,
                    2473.890158453141
                  ],
                  [
                    696216.0734816027,
                    5400821.367445532,
                    2473.890158453141
                  ],
                  [
                    694661.5934816027,
                    5400821.367445532,
                    1824.3301584531407
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:37:15+00:00",
            "end_time": "2018-10-11T17:34:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27930733896083,
              48.31204828876213,
              1116.7948953052799
            ],
            [
              -120.27858854781924,
              48.325554322473174,
              1116.7948953052799
            ],
            [
              -120.26765757311493,
              48.32529498773061,
              1458.15489530528
            ],
            [
              -120.26837924265483,
              48.31178907626237,
              1458.15489530528
            ],
            [
              -120.27930733896083,
              48.31204828876213,
              1116.7948953052799
            ]
          ]
        ]
      },
      "bbox": [
        -120.2793073,
        48.31178908,
        1116.794895,
        -120.2676576,
        48.32555432,
        1458.154895
      ],
      "properties": {
        "datetime": "2018-10-11T21:26:08Z",
        "pc:count": 20240840,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702134.1779,
            "count": 20240840,
            "maximum": 702527.0198,
            "minimum": 701715.8398,
            "name": "X",
            "position": 0,
            "stddev": 202.5827079,
            "variance": 41039.75353
          },
          {
            "average": 5355456.613,
            "count": 20240840,
            "maximum": 5356064.737,
            "minimum": 5354561.817,
            "name": "Y",
            "position": 1,
            "stddev": 344.8906911,
            "variance": 118949.5888
          },
          {
            "average": 1327.508761,
            "count": 20240840,
            "maximum": 1458.154895,
            "minimum": 1116.794895,
            "name": "Z",
            "position": 2,
            "stddev": 74.21644179,
            "variance": 5508.080232
          },
          {
            "average": 515.6170136,
            "count": 20240840,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 349.4403915,
            "variance": 122108.5872
          },
          {
            "average": 1.632047089,
            "count": 20240840,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.853900322,
            "variance": 0.72914576
          },
          {
            "average": 2.26321289,
            "count": 20240840,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.075047112,
            "variance": 1.155726294
          },
          {
            "average": 0.4958702801,
            "count": 20240840,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999829575,
            "variance": 0.2499829578
          },
          {
            "average": 0.000362336741,
            "count": 20240840,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01903169648,
            "variance": 0.0003622054709
          },
          {
            "average": 1.227632499,
            "count": 20240840,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4652792934,
            "variance": 0.2164848209
          },
          {
            "average": -1.336845462,
            "count": 20240840,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.67928656,
            "variance": 136.4057345
          },
          {
            "average": 0,
            "count": 20240840,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 132.1180739,
            "count": 20240840,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 30.88080635,
            "variance": 953.624201
          },
          {
            "average": 223119475.5,
            "count": 20240840,
            "maximum": 223328368.8,
            "minimum": 222115239.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 454590.7084,
            "variance": 206652712100.0
          },
          {
            "average": 0,
            "count": 20240840,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20240840,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20240840,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20240840,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20240840,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701715.8398,
          5354561.817,
          1116.794895,
          702527.0198,
          5356064.737,
          1458.154895
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701715.839769592,
                5354561.816506295,
                1116.7948953052799
              ],
              [
                701715.839769592,
                5356064.736506295,
                1116.7948953052799
              ],
              [
                702527.019769592,
                5356064.736506295,
                1458.15489530528
              ],
              [
                702527.019769592,
                5354561.816506295,
                1458.15489530528
              ],
              [
                701715.839769592,
                5354561.816506295,
                1116.7948953052799
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:26:08+00:00",
        "end_time": "2018-09-27T20:27:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2793073,
            48.31178908,
            1116.794895,
            -120.2676576,
            48.32555432,
            1458.154895
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27930733896083,
                  48.31204828876213,
                  1116.7948953052799
                ],
                [
                  -120.27858854781924,
                  48.325554322473174,
                  1116.7948953052799
                ],
                [
                  -120.26765757311493,
                  48.32529498773061,
                  1458.15489530528
                ],
                [
                  -120.26837924265483,
                  48.31178907626237,
                  1458.15489530528
                ],
                [
                  -120.27930733896083,
                  48.31204828876213,
                  1116.7948953052799
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:26:08Z",
            "pc:count": 20240840,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702134.1779,
                "count": 20240840,
                "maximum": 702527.0198,
                "minimum": 701715.8398,
                "name": "X",
                "position": 0,
                "stddev": 202.5827079,
                "variance": 41039.75353
              },
              {
                "average": 5355456.613,
                "count": 20240840,
                "maximum": 5356064.737,
                "minimum": 5354561.817,
                "name": "Y",
                "position": 1,
                "stddev": 344.8906911,
                "variance": 118949.5888
              },
              {
                "average": 1327.508761,
                "count": 20240840,
                "maximum": 1458.154895,
                "minimum": 1116.794895,
                "name": "Z",
                "position": 2,
                "stddev": 74.21644179,
                "variance": 5508.080232
              },
              {
                "average": 515.6170136,
                "count": 20240840,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 349.4403915,
                "variance": 122108.5872
              },
              {
                "average": 1.632047089,
                "count": 20240840,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.853900322,
                "variance": 0.72914576
              },
              {
                "average": 2.26321289,
                "count": 20240840,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.075047112,
                "variance": 1.155726294
              },
              {
                "average": 0.4958702801,
                "count": 20240840,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999829575,
                "variance": 0.2499829578
              },
              {
                "average": 0.000362336741,
                "count": 20240840,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01903169648,
                "variance": 0.0003622054709
              },
              {
                "average": 1.227632499,
                "count": 20240840,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4652792934,
                "variance": 0.2164848209
              },
              {
                "average": -1.336845462,
                "count": 20240840,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.67928656,
                "variance": 136.4057345
              },
              {
                "average": 0,
                "count": 20240840,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 132.1180739,
                "count": 20240840,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 30.88080635,
                "variance": 953.624201
              },
              {
                "average": 223119475.5,
                "count": 20240840,
                "maximum": 223328368.8,
                "minimum": 222115239.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 454590.7084,
                "variance": 206652712100.0
              },
              {
                "average": 0,
                "count": 20240840,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20240840,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20240840,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20240840,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20240840,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701715.8398,
              5354561.817,
              1116.794895,
              702527.0198,
              5356064.737,
              1458.154895
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701715.839769592,
                    5354561.816506295,
                    1116.7948953052799
                  ],
                  [
                    701715.839769592,
                    5356064.736506295,
                    1116.7948953052799
                  ],
                  [
                    702527.019769592,
                    5356064.736506295,
                    1458.15489530528
                  ],
                  [
                    702527.019769592,
                    5354561.816506295,
                    1458.15489530528
                  ],
                  [
                    701715.839769592,
                    5354561.816506295,
                    1116.7948953052799
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:26:08+00:00",
            "end_time": "2018-09-27T20:27:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29025844668399,
              48.47372027766624,
              672.0098298681196
            ],
            [
              -120.28951201882113,
              48.487722098934775,
              672.0098298681196
            ],
            [
              -120.26846612108537,
              48.487224211809284,
              1041.0098298681196
            ],
            [
              -120.2692183271748,
              48.47322263400817,
              1041.0098298681196
            ],
            [
              -120.29025844668399,
              48.47372027766624,
              672.0098298681196
            ]
          ]
        ]
      },
      "bbox": [
        -120.2902584,
        48.47322263,
        672.0098299,
        -120.2684661,
        48.4877221,
        1041.00983
      ],
      "properties": {
        "datetime": "2018-10-11T21:21:32Z",
        "pc:count": 45427322,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701006.8427,
            "count": 45427322,
            "maximum": 701824.9505,
            "minimum": 700268.1105,
            "name": "X",
            "position": 0,
            "stddev": 421.4072219,
            "variance": 177584.0467
          },
          {
            "average": 5373276.655,
            "count": 45427322,
            "maximum": 5374059.228,
            "minimum": 5372501.108,
            "name": "Y",
            "position": 1,
            "stddev": 449.3364592,
            "variance": 201903.2536
          },
          {
            "average": 818.4993878,
            "count": 45427322,
            "maximum": 1041.00983,
            "minimum": 672.0098299,
            "name": "Z",
            "position": 2,
            "stddev": 78.12774179,
            "variance": 6103.944038
          },
          {
            "average": 717.249813,
            "count": 45427322,
            "maximum": 4095,
            "minimum": 65,
            "name": "Intensity",
            "position": 3,
            "stddev": 454.0442539,
            "variance": 206156.1845
          },
          {
            "average": 1.296659002,
            "count": 45427322,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5737954307,
            "variance": 0.3292411962
          },
          {
            "average": 1.593307525,
            "count": 45427322,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7766021279,
            "variance": 0.6031108651
          },
          {
            "average": 0.497620705,
            "count": 45427322,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999943444,
            "variance": 0.2499943445
          },
          {
            "average": 0.0002664035534,
            "count": 45427322,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0163196994,
            "variance": 0.0002663325884
          },
          {
            "average": 1.333750336,
            "count": 45427322,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4971411358,
            "variance": 0.2471493089
          },
          {
            "average": -0.4175200423,
            "count": 45427322,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.0191493,
            "variance": 100.3833528
          },
          {
            "average": 0,
            "count": 45427322,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 123.537641,
            "count": 45427322,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.26598957,
            "variance": 1243.69002
          },
          {
            "average": 223011207.7,
            "count": 45427322,
            "maximum": 223328092.4,
            "minimum": 222115512.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 529636.2614,
            "variance": 280514569300.0
          },
          {
            "average": 0,
            "count": 45427322,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45427322,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45427322,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45427322,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45427322,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700268.1105,
          5372501.108,
          672.0098299,
          701824.9505,
          5374059.228,
          1041.00983
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700268.1104919844,
                5372501.107632345,
                672.0098298681196
              ],
              [
                700268.1104919844,
                5374059.227632344,
                672.0098298681196
              ],
              [
                701824.9504919845,
                5374059.227632344,
                1041.0098298681196
              ],
              [
                701824.9504919845,
                5372501.107632345,
                1041.0098298681196
              ],
              [
                700268.1104919844,
                5372501.107632345,
                672.0098298681196
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:21:32+00:00",
        "end_time": "2018-09-27T20:31:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2902584,
            48.47322263,
            672.0098299,
            -120.2684661,
            48.4877221,
            1041.00983
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29025844668399,
                  48.47372027766624,
                  672.0098298681196
                ],
                [
                  -120.28951201882113,
                  48.487722098934775,
                  672.0098298681196
                ],
                [
                  -120.26846612108537,
                  48.487224211809284,
                  1041.0098298681196
                ],
                [
                  -120.2692183271748,
                  48.47322263400817,
                  1041.0098298681196
                ],
                [
                  -120.29025844668399,
                  48.47372027766624,
                  672.0098298681196
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:21:32Z",
            "pc:count": 45427322,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701006.8427,
                "count": 45427322,
                "maximum": 701824.9505,
                "minimum": 700268.1105,
                "name": "X",
                "position": 0,
                "stddev": 421.4072219,
                "variance": 177584.0467
              },
              {
                "average": 5373276.655,
                "count": 45427322,
                "maximum": 5374059.228,
                "minimum": 5372501.108,
                "name": "Y",
                "position": 1,
                "stddev": 449.3364592,
                "variance": 201903.2536
              },
              {
                "average": 818.4993878,
                "count": 45427322,
                "maximum": 1041.00983,
                "minimum": 672.0098299,
                "name": "Z",
                "position": 2,
                "stddev": 78.12774179,
                "variance": 6103.944038
              },
              {
                "average": 717.249813,
                "count": 45427322,
                "maximum": 4095,
                "minimum": 65,
                "name": "Intensity",
                "position": 3,
                "stddev": 454.0442539,
                "variance": 206156.1845
              },
              {
                "average": 1.296659002,
                "count": 45427322,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5737954307,
                "variance": 0.3292411962
              },
              {
                "average": 1.593307525,
                "count": 45427322,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7766021279,
                "variance": 0.6031108651
              },
              {
                "average": 0.497620705,
                "count": 45427322,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999943444,
                "variance": 0.2499943445
              },
              {
                "average": 0.0002664035534,
                "count": 45427322,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0163196994,
                "variance": 0.0002663325884
              },
              {
                "average": 1.333750336,
                "count": 45427322,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4971411358,
                "variance": 0.2471493089
              },
              {
                "average": -0.4175200423,
                "count": 45427322,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.0191493,
                "variance": 100.3833528
              },
              {
                "average": 0,
                "count": 45427322,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 123.537641,
                "count": 45427322,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.26598957,
                "variance": 1243.69002
              },
              {
                "average": 223011207.7,
                "count": 45427322,
                "maximum": 223328092.4,
                "minimum": 222115512.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 529636.2614,
                "variance": 280514569300.0
              },
              {
                "average": 0,
                "count": 45427322,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45427322,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45427322,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45427322,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45427322,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700268.1105,
              5372501.108,
              672.0098299,
              701824.9505,
              5374059.228,
              1041.00983
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700268.1104919844,
                    5372501.107632345,
                    672.0098298681196
                  ],
                  [
                    700268.1104919844,
                    5374059.227632344,
                    672.0098298681196
                  ],
                  [
                    701824.9504919845,
                    5374059.227632344,
                    1041.0098298681196
                  ],
                  [
                    701824.9504919845,
                    5372501.107632345,
                    1041.0098298681196
                  ],
                  [
                    700268.1104919844,
                    5372501.107632345,
                    672.0098298681196
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:21:32+00:00",
            "end_time": "2018-09-27T20:31:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25014478582385,
              48.568278674313326,
              799.2335568281862
            ],
            [
              -120.24938468965172,
              48.582281773347205,
              799.2335568281862
            ],
            [
              -120.228300815307,
              48.58177582997771,
              1132.5135568281862
            ],
            [
              -120.22906671961553,
              48.567772978475716,
              1132.5135568281862
            ],
            [
              -120.25014478582385,
              48.568278674313326,
              799.2335568281862
            ]
          ]
        ]
      },
      "bbox": [
        -120.2501448,
        48.56777298,
        799.2335568,
        -120.2283008,
        48.58228177,
        1132.513557
      ],
      "properties": {
        "datetime": "2018-07-21T20:02:41Z",
        "pc:count": 57694917,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703648.8495,
            "count": 57694917,
            "maximum": 704411.1342,
            "minimum": 702854.3342,
            "name": "X",
            "position": 0,
            "stddev": 424.109924,
            "variance": 179869.2276
          },
          {
            "average": 5383891.784,
            "count": 57694917,
            "maximum": 5384674.519,
            "minimum": 5383116.179,
            "name": "Y",
            "position": 1,
            "stddev": 417.4250288,
            "variance": 174243.6547
          },
          {
            "average": 940.7077122,
            "count": 57694917,
            "maximum": 1132.513557,
            "minimum": 799.2335568,
            "name": "Z",
            "position": 2,
            "stddev": 83.34892419,
            "variance": 6947.043163
          },
          {
            "average": 967.1766194,
            "count": 57694917,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 591.1605539,
            "variance": 349470.8005
          },
          {
            "average": 1.487522653,
            "count": 57694917,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7553808822,
            "variance": 0.5706002772
          },
          {
            "average": 1.975200727,
            "count": 57694917,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.99332041,
            "variance": 0.9866854369
          },
          {
            "average": 0.4967222849,
            "count": 57694917,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892608,
            "variance": 0.2499892609
          },
          {
            "average": 0.0002456022252,
            "count": 57694917,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01566977693,
            "variance": 0.000245541909
          },
          {
            "average": 1.271968257,
            "count": 57694917,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4724695324,
            "variance": 0.223227459
          },
          {
            "average": 0.5882590516,
            "count": 57694917,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.31559093,
            "variance": 106.4114162
          },
          {
            "average": 0,
            "count": 57694917,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.18066047,
            "count": 57694917,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 67.16946516,
            "variance": 4511.737049
          },
          {
            "average": 216222701.2,
            "count": 57694917,
            "maximum": 216238561.5,
            "minimum": 216175601.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24366.11378,
            "variance": 593707500.9
          },
          {
            "average": 0,
            "count": 57694917,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57694917,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57694917,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57694917,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57694917,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702854.3342,
          5383116.179,
          799.2335568,
          704411.1342,
          5384674.519,
          1132.513557
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702854.3342307188,
                5383116.178609725,
                799.2335568281862
              ],
              [
                702854.3342307188,
                5384674.518609725,
                799.2335568281862
              ],
              [
                704411.1342307188,
                5384674.518609725,
                1132.5135568281862
              ],
              [
                704411.1342307188,
                5383116.178609725,
                1132.5135568281862
              ],
              [
                702854.3342307188,
                5383116.178609725,
                799.2335568281862
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:02:41+00:00",
        "end_time": "2018-07-21T02:33:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2501448,
            48.56777298,
            799.2335568,
            -120.2283008,
            48.58228177,
            1132.513557
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25014478582385,
                  48.568278674313326,
                  799.2335568281862
                ],
                [
                  -120.24938468965172,
                  48.582281773347205,
                  799.2335568281862
                ],
                [
                  -120.228300815307,
                  48.58177582997771,
                  1132.5135568281862
                ],
                [
                  -120.22906671961553,
                  48.567772978475716,
                  1132.5135568281862
                ],
                [
                  -120.25014478582385,
                  48.568278674313326,
                  799.2335568281862
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:02:41Z",
            "pc:count": 57694917,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703648.8495,
                "count": 57694917,
                "maximum": 704411.1342,
                "minimum": 702854.3342,
                "name": "X",
                "position": 0,
                "stddev": 424.109924,
                "variance": 179869.2276
              },
              {
                "average": 5383891.784,
                "count": 57694917,
                "maximum": 5384674.519,
                "minimum": 5383116.179,
                "name": "Y",
                "position": 1,
                "stddev": 417.4250288,
                "variance": 174243.6547
              },
              {
                "average": 940.7077122,
                "count": 57694917,
                "maximum": 1132.513557,
                "minimum": 799.2335568,
                "name": "Z",
                "position": 2,
                "stddev": 83.34892419,
                "variance": 6947.043163
              },
              {
                "average": 967.1766194,
                "count": 57694917,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 591.1605539,
                "variance": 349470.8005
              },
              {
                "average": 1.487522653,
                "count": 57694917,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7553808822,
                "variance": 0.5706002772
              },
              {
                "average": 1.975200727,
                "count": 57694917,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.99332041,
                "variance": 0.9866854369
              },
              {
                "average": 0.4967222849,
                "count": 57694917,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892608,
                "variance": 0.2499892609
              },
              {
                "average": 0.0002456022252,
                "count": 57694917,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01566977693,
                "variance": 0.000245541909
              },
              {
                "average": 1.271968257,
                "count": 57694917,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4724695324,
                "variance": 0.223227459
              },
              {
                "average": 0.5882590516,
                "count": 57694917,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.31559093,
                "variance": 106.4114162
              },
              {
                "average": 0,
                "count": 57694917,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.18066047,
                "count": 57694917,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 67.16946516,
                "variance": 4511.737049
              },
              {
                "average": 216222701.2,
                "count": 57694917,
                "maximum": 216238561.5,
                "minimum": 216175601.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24366.11378,
                "variance": 593707500.9
              },
              {
                "average": 0,
                "count": 57694917,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57694917,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57694917,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57694917,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57694917,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702854.3342,
              5383116.179,
              799.2335568,
              704411.1342,
              5384674.519,
              1132.513557
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702854.3342307188,
                    5383116.178609725,
                    799.2335568281862
                  ],
                  [
                    702854.3342307188,
                    5384674.518609725,
                    799.2335568281862
                  ],
                  [
                    704411.1342307188,
                    5384674.518609725,
                    1132.5135568281862
                  ],
                  [
                    704411.1342307188,
                    5383116.178609725,
                    1132.5135568281862
                  ],
                  [
                    702854.3342307188,
                    5383116.178609725,
                    799.2335568281862
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:02:41+00:00",
            "end_time": "2018-07-21T02:33:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35216021758046,
              48.635507049889895,
              1055.4577274577941
            ],
            [
              -120.3514266063518,
              48.64951044295932,
              1055.4577274577941
            ],
            [
              -120.33031456107658,
              48.649022720351994,
              1482.517727457794
            ],
            [
              -120.33105400313103,
              48.63501956597691,
              1482.517727457794
            ],
            [
              -120.35216021758046,
              48.635507049889895,
              1055.4577274577941
            ]
          ]
        ]
      },
      "bbox": [
        -120.3521602,
        48.63501957,
        1055.457727,
        -120.3303146,
        48.64951044,
        1482.517727
      ],
      "properties": {
        "datetime": "2018-10-11T18:47:30Z",
        "pc:count": 42787866,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695840.5152,
            "count": 42787866,
            "maximum": 696626.8934,
            "minimum": 695070.2134,
            "name": "X",
            "position": 0,
            "stddev": 423.7105398,
            "variance": 179530.6216
          },
          {
            "average": 5391096.302,
            "count": 42787866,
            "maximum": 5391880.438,
            "minimum": 5390322.178,
            "name": "Y",
            "position": 1,
            "stddev": 437.6211631,
            "variance": 191512.2824
          },
          {
            "average": 1263.668339,
            "count": 42787866,
            "maximum": 1482.517727,
            "minimum": 1055.457727,
            "name": "Z",
            "position": 2,
            "stddev": 94.68816269,
            "variance": 8965.848154
          },
          {
            "average": 575.8032497,
            "count": 42787866,
            "maximum": 4095,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 399.6250704,
            "variance": 159700.1969
          },
          {
            "average": 1.506889523,
            "count": 42787866,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7334942353,
            "variance": 0.5380137932
          },
          {
            "average": 2.013170743,
            "count": 42787866,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9219214452,
            "variance": 0.8499391511
          },
          {
            "average": 0.4958016602,
            "count": 42787866,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999823795,
            "variance": 0.2499823798
          },
          {
            "average": 0.0002904094352,
            "count": 42787866,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01703892909,
            "variance": 0.0002903251044
          },
          {
            "average": 1.24488702,
            "count": 42787866,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4892760375,
            "variance": 0.2393910409
          },
          {
            "average": 1.164182324,
            "count": 42787866,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.65092266,
            "variance": 113.4421535
          },
          {
            "average": 0,
            "count": 42787866,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.4129654,
            "count": 42787866,
            "maximum": 133,
            "minimum": 124,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.219826868,
            "variance": 4.927631323
          },
          {
            "average": 223316336.3,
            "count": 42787866,
            "maximum": 223318850.2,
            "minimum": 223313881.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1118.624913,
            "variance": 1251321.696
          },
          {
            "average": 0,
            "count": 42787866,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42787866,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42787866,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42787866,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42787866,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695070.2134,
          5390322.178,
          1055.457727,
          696626.8934,
          5391880.438,
          1482.517727
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695070.2134104777,
                5390322.178459995,
                1055.4577274577941
              ],
              [
                695070.2134104777,
                5391880.438459995,
                1055.4577274577941
              ],
              [
                696626.8934104777,
                5391880.438459995,
                1482.517727457794
              ],
              [
                696626.8934104777,
                5390322.178459995,
                1482.517727457794
              ],
              [
                695070.2134104777,
                5390322.178459995,
                1055.4577274577941
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:47:30+00:00",
        "end_time": "2018-10-11T17:24:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3521602,
            48.63501957,
            1055.457727,
            -120.3303146,
            48.64951044,
            1482.517727
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35216021758046,
                  48.635507049889895,
                  1055.4577274577941
                ],
                [
                  -120.3514266063518,
                  48.64951044295932,
                  1055.4577274577941
                ],
                [
                  -120.33031456107658,
                  48.649022720351994,
                  1482.517727457794
                ],
                [
                  -120.33105400313103,
                  48.63501956597691,
                  1482.517727457794
                ],
                [
                  -120.35216021758046,
                  48.635507049889895,
                  1055.4577274577941
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:47:30Z",
            "pc:count": 42787866,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695840.5152,
                "count": 42787866,
                "maximum": 696626.8934,
                "minimum": 695070.2134,
                "name": "X",
                "position": 0,
                "stddev": 423.7105398,
                "variance": 179530.6216
              },
              {
                "average": 5391096.302,
                "count": 42787866,
                "maximum": 5391880.438,
                "minimum": 5390322.178,
                "name": "Y",
                "position": 1,
                "stddev": 437.6211631,
                "variance": 191512.2824
              },
              {
                "average": 1263.668339,
                "count": 42787866,
                "maximum": 1482.517727,
                "minimum": 1055.457727,
                "name": "Z",
                "position": 2,
                "stddev": 94.68816269,
                "variance": 8965.848154
              },
              {
                "average": 575.8032497,
                "count": 42787866,
                "maximum": 4095,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 399.6250704,
                "variance": 159700.1969
              },
              {
                "average": 1.506889523,
                "count": 42787866,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7334942353,
                "variance": 0.5380137932
              },
              {
                "average": 2.013170743,
                "count": 42787866,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9219214452,
                "variance": 0.8499391511
              },
              {
                "average": 0.4958016602,
                "count": 42787866,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999823795,
                "variance": 0.2499823798
              },
              {
                "average": 0.0002904094352,
                "count": 42787866,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01703892909,
                "variance": 0.0002903251044
              },
              {
                "average": 1.24488702,
                "count": 42787866,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4892760375,
                "variance": 0.2393910409
              },
              {
                "average": 1.164182324,
                "count": 42787866,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.65092266,
                "variance": 113.4421535
              },
              {
                "average": 0,
                "count": 42787866,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.4129654,
                "count": 42787866,
                "maximum": 133,
                "minimum": 124,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.219826868,
                "variance": 4.927631323
              },
              {
                "average": 223316336.3,
                "count": 42787866,
                "maximum": 223318850.2,
                "minimum": 223313881.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1118.624913,
                "variance": 1251321.696
              },
              {
                "average": 0,
                "count": 42787866,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42787866,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42787866,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42787866,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42787866,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695070.2134,
              5390322.178,
              1055.457727,
              696626.8934,
              5391880.438,
              1482.517727
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695070.2134104777,
                    5390322.178459995,
                    1055.4577274577941
                  ],
                  [
                    695070.2134104777,
                    5391880.438459995,
                    1055.4577274577941
                  ],
                  [
                    696626.8934104777,
                    5391880.438459995,
                    1482.517727457794
                  ],
                  [
                    696626.8934104777,
                    5390322.178459995,
                    1482.517727457794
                  ],
                  [
                    695070.2134104777,
                    5390322.178459995,
                    1055.4577274577941
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:47:30+00:00",
            "end_time": "2018-10-11T17:24:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1634308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27149049717872,
              48.770690182797665,
              1695.7650540919058
            ],
            [
              -120.27073118588125,
              48.78468800557514,
              1695.7650540919058
            ],
            [
              -120.24971538732659,
              48.78418807550663,
              2361.3850540919057
            ],
            [
              -120.25048052754323,
              48.770190497452816,
              2361.3850540919057
            ],
            [
              -120.27149049717872,
              48.770690182797665,
              1695.7650540919058
            ]
          ]
        ]
      },
      "bbox": [
        -120.2714905,
        48.7701905,
        1695.765054,
        -120.2497154,
        48.78468801,
        2361.385054
      ],
      "properties": {
        "datetime": "2018-10-11T21:12:57Z",
        "pc:count": 51808166,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701292.2474,
            "count": 51808166,
            "maximum": 702020.2894,
            "minimum": 700474.7494,
            "name": "X",
            "position": 0,
            "stddev": 444.3434001,
            "variance": 197441.0572
          },
          {
            "average": 5406356.377,
            "count": 51808166,
            "maximum": 5407114.068,
            "minimum": 5405556.288,
            "name": "Y",
            "position": 1,
            "stddev": 427.7636099,
            "variance": 182981.7059
          },
          {
            "average": 1969.301672,
            "count": 51808166,
            "maximum": 2361.385054,
            "minimum": 1695.765054,
            "name": "Z",
            "position": 2,
            "stddev": 156.3952153,
            "variance": 24459.46338
          },
          {
            "average": 870.8647837,
            "count": 51808166,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 916.5389938,
            "variance": 840043.7272
          },
          {
            "average": 1.690970377,
            "count": 51808166,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9396104651,
            "variance": 0.8828678261
          },
          {
            "average": 2.381978953,
            "count": 51808166,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.216650896,
            "variance": 1.480239403
          },
          {
            "average": 0.4959538811,
            "count": 51808166,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999836335,
            "variance": 0.2499836337
          },
          {
            "average": 0.0002899542902,
            "count": 51808166,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01702557554,
            "variance": 0.0002898702223
          },
          {
            "average": 1.305933856,
            "count": 51808166,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5136971924,
            "variance": 0.2638848054
          },
          {
            "average": -0.2453013566,
            "count": 51808166,
            "maximum": 24,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.67270817,
            "variance": 186.9429488
          },
          {
            "average": 0,
            "count": 51808166,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 99.71325914,
            "count": 51808166,
            "maximum": 150,
            "minimum": 16,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.49132818,
            "variance": 4031.148754
          },
          {
            "average": 220681789,
            "count": 51808166,
            "maximum": 223327577.5,
            "minimum": 216236936.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3428438.895,
            "variance": 11754193260000.0
          },
          {
            "average": 0,
            "count": 51808166,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51808166,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51808166,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51808166,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51808166,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700474.7494,
          5405556.288,
          1695.765054,
          702020.2894,
          5407114.068,
          2361.385054
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700474.7494475244,
                5405556.287912075,
                1695.7650540919058
              ],
              [
                700474.7494475244,
                5407114.067912075,
                1695.7650540919058
              ],
              [
                702020.2894475245,
                5407114.067912075,
                2361.3850540919057
              ],
              [
                702020.2894475245,
                5405556.287912075,
                2361.3850540919057
              ],
              [
                700474.7494475244,
                5405556.287912075,
                1695.7650540919058
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:12:57+00:00",
        "end_time": "2018-07-21T19:35:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1634308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1634308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1634308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1634308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2714905,
            48.7701905,
            1695.765054,
            -120.2497154,
            48.78468801,
            2361.385054
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27149049717872,
                  48.770690182797665,
                  1695.7650540919058
                ],
                [
                  -120.27073118588125,
                  48.78468800557514,
                  1695.7650540919058
                ],
                [
                  -120.24971538732659,
                  48.78418807550663,
                  2361.3850540919057
                ],
                [
                  -120.25048052754323,
                  48.770190497452816,
                  2361.3850540919057
                ],
                [
                  -120.27149049717872,
                  48.770690182797665,
                  1695.7650540919058
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1634308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1634308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:12:57Z",
            "pc:count": 51808166,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701292.2474,
                "count": 51808166,
                "maximum": 702020.2894,
                "minimum": 700474.7494,
                "name": "X",
                "position": 0,
                "stddev": 444.3434001,
                "variance": 197441.0572
              },
              {
                "average": 5406356.377,
                "count": 51808166,
                "maximum": 5407114.068,
                "minimum": 5405556.288,
                "name": "Y",
                "position": 1,
                "stddev": 427.7636099,
                "variance": 182981.7059
              },
              {
                "average": 1969.301672,
                "count": 51808166,
                "maximum": 2361.385054,
                "minimum": 1695.765054,
                "name": "Z",
                "position": 2,
                "stddev": 156.3952153,
                "variance": 24459.46338
              },
              {
                "average": 870.8647837,
                "count": 51808166,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 916.5389938,
                "variance": 840043.7272
              },
              {
                "average": 1.690970377,
                "count": 51808166,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9396104651,
                "variance": 0.8828678261
              },
              {
                "average": 2.381978953,
                "count": 51808166,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.216650896,
                "variance": 1.480239403
              },
              {
                "average": 0.4959538811,
                "count": 51808166,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999836335,
                "variance": 0.2499836337
              },
              {
                "average": 0.0002899542902,
                "count": 51808166,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01702557554,
                "variance": 0.0002898702223
              },
              {
                "average": 1.305933856,
                "count": 51808166,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5136971924,
                "variance": 0.2638848054
              },
              {
                "average": -0.2453013566,
                "count": 51808166,
                "maximum": 24,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.67270817,
                "variance": 186.9429488
              },
              {
                "average": 0,
                "count": 51808166,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 99.71325914,
                "count": 51808166,
                "maximum": 150,
                "minimum": 16,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.49132818,
                "variance": 4031.148754
              },
              {
                "average": 220681789,
                "count": 51808166,
                "maximum": 223327577.5,
                "minimum": 216236936.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3428438.895,
                "variance": 11754193260000.0
              },
              {
                "average": 0,
                "count": 51808166,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51808166,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51808166,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51808166,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51808166,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700474.7494,
              5405556.288,
              1695.765054,
              702020.2894,
              5407114.068,
              2361.385054
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700474.7494475244,
                    5405556.287912075,
                    1695.7650540919058
                  ],
                  [
                    700474.7494475244,
                    5407114.067912075,
                    1695.7650540919058
                  ],
                  [
                    702020.2894475245,
                    5407114.067912075,
                    2361.3850540919057
                  ],
                  [
                    702020.2894475245,
                    5405556.287912075,
                    2361.3850540919057
                  ],
                  [
                    700474.7494475244,
                    5405556.287912075,
                    1695.7650540919058
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:12:57+00:00",
            "end_time": "2018-07-21T19:35:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.28146309562501,
              48.32539061445662,
              1012.4444648492984
            ],
            [
              -120.28073389059034,
              48.339096680597734,
              1012.4444648492984
            ],
            [
              -120.26772479332439,
              48.33878818579581,
              1419.0044648492983
            ],
            [
              -120.26845747635588,
              48.32508226723134,
              1419.0044648492983
            ],
            [
              -120.28146309562501,
              48.32539061445662,
              1012.4444648492984
            ]
          ]
        ]
      },
      "bbox": [
        -120.2814631,
        48.32508227,
        1012.444465,
        -120.2677248,
        48.33909668,
        1419.004465
      ],
      "properties": {
        "datetime": "2018-10-11T21:25:46Z",
        "pc:count": 20678286,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702042.7713,
            "count": 20678286,
            "maximum": 702468.5769,
            "minimum": 701503.4369,
            "name": "X",
            "position": 0,
            "stddev": 213.4403714,
            "variance": 45556.79212
          },
          {
            "average": 5356941.001,
            "count": 20678286,
            "maximum": 5357564.162,
            "minimum": 5356038.982,
            "name": "Y",
            "position": 1,
            "stddev": 462.1417451,
            "variance": 213574.9925
          },
          {
            "average": 1225.548377,
            "count": 20678286,
            "maximum": 1419.004465,
            "minimum": 1012.444465,
            "name": "Z",
            "position": 2,
            "stddev": 96.98949352,
            "variance": 9406.961853
          },
          {
            "average": 536.1707102,
            "count": 20678286,
            "maximum": 2289,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 343.8035675,
            "variance": 118200.893
          },
          {
            "average": 1.53013567,
            "count": 20678286,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7806998428,
            "variance": 0.6094922445
          },
          {
            "average": 2.059502707,
            "count": 20678286,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.008387382,
            "variance": 1.016845112
          },
          {
            "average": 0.4956285545,
            "count": 20678286,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999809022,
            "variance": 0.2499809026
          },
          {
            "average": 0.0003485782139,
            "count": 20678286,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01866699558,
            "variance": 0.000348456724
          },
          {
            "average": 1.255869176,
            "count": 20678286,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4843899313,
            "variance": 0.2346336055
          },
          {
            "average": -1.164382301,
            "count": 20678286,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.54692733,
            "variance": 133.3315307
          },
          {
            "average": 0,
            "count": 20678286,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 130.2031886,
            "count": 20678286,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 32.22619987,
            "variance": 1038.527958
          },
          {
            "average": 223093809.3,
            "count": 20678286,
            "maximum": 223328346.1,
            "minimum": 222115257.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 475763.2563,
            "variance": 226350676100.0
          },
          {
            "average": 0,
            "count": 20678286,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20678286,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20678286,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20678286,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20678286,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701503.4369,
          5356038.982,
          1012.444465,
          702468.5769,
          5357564.162,
          1419.004465
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701503.4369138015,
                5356038.982214069,
                1012.4444648492984
              ],
              [
                701503.4369138015,
                5357564.162214069,
                1012.4444648492984
              ],
              [
                702468.5769138014,
                5357564.162214069,
                1419.0044648492983
              ],
              [
                702468.5769138014,
                5356038.982214069,
                1419.0044648492983
              ],
              [
                701503.4369138015,
                5356038.982214069,
                1012.4444648492984
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:25:46+00:00",
        "end_time": "2018-09-27T20:27:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2814631,
            48.32508227,
            1012.444465,
            -120.2677248,
            48.33909668,
            1419.004465
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.28146309562501,
                  48.32539061445662,
                  1012.4444648492984
                ],
                [
                  -120.28073389059034,
                  48.339096680597734,
                  1012.4444648492984
                ],
                [
                  -120.26772479332439,
                  48.33878818579581,
                  1419.0044648492983
                ],
                [
                  -120.26845747635588,
                  48.32508226723134,
                  1419.0044648492983
                ],
                [
                  -120.28146309562501,
                  48.32539061445662,
                  1012.4444648492984
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:25:46Z",
            "pc:count": 20678286,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702042.7713,
                "count": 20678286,
                "maximum": 702468.5769,
                "minimum": 701503.4369,
                "name": "X",
                "position": 0,
                "stddev": 213.4403714,
                "variance": 45556.79212
              },
              {
                "average": 5356941.001,
                "count": 20678286,
                "maximum": 5357564.162,
                "minimum": 5356038.982,
                "name": "Y",
                "position": 1,
                "stddev": 462.1417451,
                "variance": 213574.9925
              },
              {
                "average": 1225.548377,
                "count": 20678286,
                "maximum": 1419.004465,
                "minimum": 1012.444465,
                "name": "Z",
                "position": 2,
                "stddev": 96.98949352,
                "variance": 9406.961853
              },
              {
                "average": 536.1707102,
                "count": 20678286,
                "maximum": 2289,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 343.8035675,
                "variance": 118200.893
              },
              {
                "average": 1.53013567,
                "count": 20678286,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7806998428,
                "variance": 0.6094922445
              },
              {
                "average": 2.059502707,
                "count": 20678286,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.008387382,
                "variance": 1.016845112
              },
              {
                "average": 0.4956285545,
                "count": 20678286,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999809022,
                "variance": 0.2499809026
              },
              {
                "average": 0.0003485782139,
                "count": 20678286,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01866699558,
                "variance": 0.000348456724
              },
              {
                "average": 1.255869176,
                "count": 20678286,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4843899313,
                "variance": 0.2346336055
              },
              {
                "average": -1.164382301,
                "count": 20678286,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.54692733,
                "variance": 133.3315307
              },
              {
                "average": 0,
                "count": 20678286,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 130.2031886,
                "count": 20678286,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 32.22619987,
                "variance": 1038.527958
              },
              {
                "average": 223093809.3,
                "count": 20678286,
                "maximum": 223328346.1,
                "minimum": 222115257.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 475763.2563,
                "variance": 226350676100.0
              },
              {
                "average": 0,
                "count": 20678286,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20678286,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20678286,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20678286,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20678286,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701503.4369,
              5356038.982,
              1012.444465,
              702468.5769,
              5357564.162,
              1419.004465
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701503.4369138015,
                    5356038.982214069,
                    1012.4444648492984
                  ],
                  [
                    701503.4369138015,
                    5357564.162214069,
                    1012.4444648492984
                  ],
                  [
                    702468.5769138014,
                    5357564.162214069,
                    1419.0044648492983
                  ],
                  [
                    702468.5769138014,
                    5356038.982214069,
                    1419.0044648492983
                  ],
                  [
                    701503.4369138015,
                    5356038.982214069,
                    1012.4444648492984
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:25:46+00:00",
            "end_time": "2018-09-27T20:27:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2695715909892,
              48.39280121093277,
              726.7207507647009
            ],
            [
              -120.26882177591236,
              48.4067997543281,
              726.7207507647009
            ],
            [
              -120.24780884052201,
              48.40629868846104,
              1107.040750764701
            ],
            [
              -120.24856440678701,
              48.39230038994563,
              1107.040750764701
            ],
            [
              -120.2695715909892,
              48.39280121093277,
              726.7207507647009
            ]
          ]
        ]
      },
      "bbox": [
        -120.2695716,
        48.39230039,
        726.7207508,
        -120.2478088,
        48.40679975,
        1107.040751
      ],
      "properties": {
        "datetime": "2018-10-11T21:23:50Z",
        "pc:count": 32323033,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702904.5979,
            "count": 32323033,
            "maximum": 703674.6657,
            "minimum": 702117.7657,
            "name": "X",
            "position": 0,
            "stddev": 442.1100766,
            "variance": 195461.3198
          },
          {
            "average": 5364350.88,
            "count": 32323033,
            "maximum": 5365119.958,
            "minimum": 5363562.198,
            "name": "Y",
            "position": 1,
            "stddev": 429.2456683,
            "variance": 184251.8438
          },
          {
            "average": 912.4131638,
            "count": 32323033,
            "maximum": 1107.040751,
            "minimum": 726.7207508,
            "name": "Z",
            "position": 2,
            "stddev": 71.25614707,
            "variance": 5077.438495
          },
          {
            "average": 928.2831204,
            "count": 32323033,
            "maximum": 2519,
            "minimum": 67,
            "name": "Intensity",
            "position": 3,
            "stddev": 366.6875254,
            "variance": 134459.7413
          },
          {
            "average": 1.098415362,
            "count": 32323033,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3667469616,
            "variance": 0.1345033339
          },
          {
            "average": 1.196973378,
            "count": 32323033,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5437452341,
            "variance": 0.2956588796
          },
          {
            "average": 0.496503778,
            "count": 32323033,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987784,
            "variance": 0.2499877842
          },
          {
            "average": 0.0002816876745,
            "count": 32323033,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01678118993,
            "variance": 0.0002816083353
          },
          {
            "average": 1.497284583,
            "count": 32323033,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5736828448,
            "variance": 0.3291120065
          },
          {
            "average": -0.4174573056,
            "count": 32323033,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.51268896,
            "variance": 110.5166292
          },
          {
            "average": 0,
            "count": 32323033,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 94.92426407,
            "count": 32323033,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.86853058,
            "variance": 4207.926259
          },
          {
            "average": 220417248.2,
            "count": 32323033,
            "maximum": 223328230.7,
            "minimum": 216235622.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3487331.04,
            "variance": 12161477780000.0
          },
          {
            "average": 0,
            "count": 32323033,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32323033,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32323033,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32323033,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32323033,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702117.7657,
          5363562.198,
          726.7207508,
          703674.6657,
          5365119.958,
          1107.040751
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702117.7657040718,
                5363562.198064503,
                726.7207507647009
              ],
              [
                702117.7657040718,
                5365119.958064503,
                726.7207507647009
              ],
              [
                703674.6657040718,
                5365119.958064503,
                1107.040750764701
              ],
              [
                703674.6657040718,
                5363562.198064503,
                1107.040750764701
              ],
              [
                702117.7657040718,
                5363562.198064503,
                726.7207507647009
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:23:50+00:00",
        "end_time": "2018-07-21T19:13:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2695716,
            48.39230039,
            726.7207508,
            -120.2478088,
            48.40679975,
            1107.040751
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2695715909892,
                  48.39280121093277,
                  726.7207507647009
                ],
                [
                  -120.26882177591236,
                  48.4067997543281,
                  726.7207507647009
                ],
                [
                  -120.24780884052201,
                  48.40629868846104,
                  1107.040750764701
                ],
                [
                  -120.24856440678701,
                  48.39230038994563,
                  1107.040750764701
                ],
                [
                  -120.2695715909892,
                  48.39280121093277,
                  726.7207507647009
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:23:50Z",
            "pc:count": 32323033,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702904.5979,
                "count": 32323033,
                "maximum": 703674.6657,
                "minimum": 702117.7657,
                "name": "X",
                "position": 0,
                "stddev": 442.1100766,
                "variance": 195461.3198
              },
              {
                "average": 5364350.88,
                "count": 32323033,
                "maximum": 5365119.958,
                "minimum": 5363562.198,
                "name": "Y",
                "position": 1,
                "stddev": 429.2456683,
                "variance": 184251.8438
              },
              {
                "average": 912.4131638,
                "count": 32323033,
                "maximum": 1107.040751,
                "minimum": 726.7207508,
                "name": "Z",
                "position": 2,
                "stddev": 71.25614707,
                "variance": 5077.438495
              },
              {
                "average": 928.2831204,
                "count": 32323033,
                "maximum": 2519,
                "minimum": 67,
                "name": "Intensity",
                "position": 3,
                "stddev": 366.6875254,
                "variance": 134459.7413
              },
              {
                "average": 1.098415362,
                "count": 32323033,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3667469616,
                "variance": 0.1345033339
              },
              {
                "average": 1.196973378,
                "count": 32323033,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5437452341,
                "variance": 0.2956588796
              },
              {
                "average": 0.496503778,
                "count": 32323033,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987784,
                "variance": 0.2499877842
              },
              {
                "average": 0.0002816876745,
                "count": 32323033,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01678118993,
                "variance": 0.0002816083353
              },
              {
                "average": 1.497284583,
                "count": 32323033,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5736828448,
                "variance": 0.3291120065
              },
              {
                "average": -0.4174573056,
                "count": 32323033,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.51268896,
                "variance": 110.5166292
              },
              {
                "average": 0,
                "count": 32323033,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 94.92426407,
                "count": 32323033,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.86853058,
                "variance": 4207.926259
              },
              {
                "average": 220417248.2,
                "count": 32323033,
                "maximum": 223328230.7,
                "minimum": 216235622.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3487331.04,
                "variance": 12161477780000.0
              },
              {
                "average": 0,
                "count": 32323033,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32323033,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32323033,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32323033,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32323033,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702117.7657,
              5363562.198,
              726.7207508,
              703674.6657,
              5365119.958,
              1107.040751
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702117.7657040718,
                    5363562.198064503,
                    726.7207507647009
                  ],
                  [
                    702117.7657040718,
                    5365119.958064503,
                    726.7207507647009
                  ],
                  [
                    703674.6657040718,
                    5365119.958064503,
                    1107.040750764701
                  ],
                  [
                    703674.6657040718,
                    5363562.198064503,
                    1107.040750764701
                  ],
                  [
                    702117.7657040718,
                    5363562.198064503,
                    726.7207507647009
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:23:50+00:00",
            "end_time": "2018-07-21T19:13:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35260667273344,
              48.70299088201699,
              1508.5995500340555
            ],
            [
              -120.35187136802091,
              48.71699555318428,
              1508.5995500340555
            ],
            [
              -120.3307321776215,
              48.71650743529039,
              2044.8395500340553
            ],
            [
              -120.33147333512244,
              48.70250300310624,
              2044.8395500340553
            ],
            [
              -120.35260667273344,
              48.70299088201699,
              1508.5995500340555
            ]
          ]
        ]
      },
      "bbox": [
        -120.3526067,
        48.702503,
        1508.59955,
        -120.3307322,
        48.71699555,
        2044.83955
      ],
      "properties": {
        "datetime": "2018-10-11T18:36:30Z",
        "pc:count": 41220615,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695548.1729,
            "count": 41220615,
            "maximum": 696333.5026,
            "minimum": 694776.9026,
            "name": "X",
            "position": 0,
            "stddev": 425.5066755,
            "variance": 181055.9309
          },
          {
            "average": 5398594.693,
            "count": 41220615,
            "maximum": 5399379.865,
            "minimum": 5397821.445,
            "name": "Y",
            "position": 1,
            "stddev": 425.7558367,
            "variance": 181268.0325
          },
          {
            "average": 1726.802139,
            "count": 41220615,
            "maximum": 2044.83955,
            "minimum": 1508.59955,
            "name": "Z",
            "position": 2,
            "stddev": 114.6404311,
            "variance": 13142.42845
          },
          {
            "average": 417.4098865,
            "count": 41220615,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 304.3741509,
            "variance": 92643.62376
          },
          {
            "average": 1.518404298,
            "count": 41220615,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8061717678,
            "variance": 0.6499129192
          },
          {
            "average": 2.036826161,
            "count": 41220615,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.078249758,
            "variance": 1.162622541
          },
          {
            "average": 0.4962788643,
            "count": 41220615,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499986159,
            "variance": 0.2499861592
          },
          {
            "average": 0.0002277743794,
            "count": 41220615,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01509047725,
            "variance": 0.0002277225038
          },
          {
            "average": 1.313011681,
            "count": 41220615,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5498773735,
            "variance": 0.3023651259
          },
          {
            "average": 2.39515585,
            "count": 41220615,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.59947487,
            "variance": 134.5478173
          },
          {
            "average": 0,
            "count": 41220615,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.3783916,
            "count": 41220615,
            "maximum": 132,
            "minimum": 124,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.112753017,
            "variance": 4.463725312
          },
          {
            "average": 223316320.2,
            "count": 41220615,
            "maximum": 223318190.7,
            "minimum": 223314001,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1096.019683,
            "variance": 1201259.146
          },
          {
            "average": 0,
            "count": 41220615,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41220615,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41220615,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41220615,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41220615,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694776.9026,
          5397821.445,
          1508.59955,
          696333.5026,
          5399379.865,
          2044.83955
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694776.9026411534,
                5397821.444683373,
                1508.5995500340555
              ],
              [
                694776.9026411534,
                5399379.864683373,
                1508.5995500340555
              ],
              [
                696333.5026411535,
                5399379.864683373,
                2044.8395500340553
              ],
              [
                696333.5026411535,
                5397821.444683373,
                2044.8395500340553
              ],
              [
                694776.9026411534,
                5397821.444683373,
                1508.5995500340555
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:36:30+00:00",
        "end_time": "2018-10-11T17:26:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3526067,
            48.702503,
            1508.59955,
            -120.3307322,
            48.71699555,
            2044.83955
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35260667273344,
                  48.70299088201699,
                  1508.5995500340555
                ],
                [
                  -120.35187136802091,
                  48.71699555318428,
                  1508.5995500340555
                ],
                [
                  -120.3307321776215,
                  48.71650743529039,
                  2044.8395500340553
                ],
                [
                  -120.33147333512244,
                  48.70250300310624,
                  2044.8395500340553
                ],
                [
                  -120.35260667273344,
                  48.70299088201699,
                  1508.5995500340555
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:36:30Z",
            "pc:count": 41220615,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695548.1729,
                "count": 41220615,
                "maximum": 696333.5026,
                "minimum": 694776.9026,
                "name": "X",
                "position": 0,
                "stddev": 425.5066755,
                "variance": 181055.9309
              },
              {
                "average": 5398594.693,
                "count": 41220615,
                "maximum": 5399379.865,
                "minimum": 5397821.445,
                "name": "Y",
                "position": 1,
                "stddev": 425.7558367,
                "variance": 181268.0325
              },
              {
                "average": 1726.802139,
                "count": 41220615,
                "maximum": 2044.83955,
                "minimum": 1508.59955,
                "name": "Z",
                "position": 2,
                "stddev": 114.6404311,
                "variance": 13142.42845
              },
              {
                "average": 417.4098865,
                "count": 41220615,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 304.3741509,
                "variance": 92643.62376
              },
              {
                "average": 1.518404298,
                "count": 41220615,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8061717678,
                "variance": 0.6499129192
              },
              {
                "average": 2.036826161,
                "count": 41220615,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.078249758,
                "variance": 1.162622541
              },
              {
                "average": 0.4962788643,
                "count": 41220615,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499986159,
                "variance": 0.2499861592
              },
              {
                "average": 0.0002277743794,
                "count": 41220615,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01509047725,
                "variance": 0.0002277225038
              },
              {
                "average": 1.313011681,
                "count": 41220615,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5498773735,
                "variance": 0.3023651259
              },
              {
                "average": 2.39515585,
                "count": 41220615,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.59947487,
                "variance": 134.5478173
              },
              {
                "average": 0,
                "count": 41220615,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.3783916,
                "count": 41220615,
                "maximum": 132,
                "minimum": 124,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.112753017,
                "variance": 4.463725312
              },
              {
                "average": 223316320.2,
                "count": 41220615,
                "maximum": 223318190.7,
                "minimum": 223314001,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1096.019683,
                "variance": 1201259.146
              },
              {
                "average": 0,
                "count": 41220615,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41220615,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41220615,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41220615,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41220615,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694776.9026,
              5397821.445,
              1508.59955,
              696333.5026,
              5399379.865,
              2044.83955
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694776.9026411534,
                    5397821.444683373,
                    1508.5995500340555
                  ],
                  [
                    694776.9026411534,
                    5399379.864683373,
                    1508.5995500340555
                  ],
                  [
                    696333.5026411535,
                    5399379.864683373,
                    2044.8395500340553
                  ],
                  [
                    696333.5026411535,
                    5397821.444683373,
                    2044.8395500340553
                  ],
                  [
                    694776.9026411534,
                    5397821.444683373,
                    1508.5995500340555
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:36:30+00:00",
            "end_time": "2018-10-11T17:26:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31092871774153,
              48.54114578411104,
              838.6473179984546
            ],
            [
              -120.31018617586876,
              48.555148577820546,
              838.6473179984546
            ],
            [
              -120.28911386117686,
              48.55465400437292,
              1338.7873179984545
            ],
            [
              -120.28986220291067,
              48.540651452598354,
              1338.7873179984545
            ],
            [
              -120.31092871774153,
              48.54114578411104,
              838.6473179984546
            ]
          ]
        ]
      },
      "bbox": [
        -120.3109287,
        48.54065145,
        838.647318,
        -120.2891139,
        48.55514858,
        1338.787318
      ],
      "properties": {
        "datetime": "2018-10-11T20:12:09Z",
        "pc:count": 43576312,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699309.7032,
            "count": 43576312,
            "maximum": 700033.6386,
            "minimum": 698476.9386,
            "name": "X",
            "position": 0,
            "stddev": 441.0692994,
            "variance": 194542.1269
          },
          {
            "average": 5380725.095,
            "count": 43576312,
            "maximum": 5381499.136,
            "minimum": 5379940.916,
            "name": "Y",
            "position": 1,
            "stddev": 432.618163,
            "variance": 187158.475
          },
          {
            "average": 1072.722175,
            "count": 43576312,
            "maximum": 1338.787318,
            "minimum": 838.647318,
            "name": "Z",
            "position": 2,
            "stddev": 95.10331372,
            "variance": 9044.640281
          },
          {
            "average": 591.023529,
            "count": 43576312,
            "maximum": 4095,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 401.1714509,
            "variance": 160938.533
          },
          {
            "average": 1.469490029,
            "count": 43576312,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7120774014,
            "variance": 0.5070542256
          },
          {
            "average": 1.938906624,
            "count": 43576312,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9116785236,
            "variance": 0.8311577304
          },
          {
            "average": 0.4971797292,
            "count": 43576312,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999920517,
            "variance": 0.2499920518
          },
          {
            "average": 0.0003146893202,
            "count": 43576312,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01773669355,
            "variance": 0.000314590298
          },
          {
            "average": 1.273507221,
            "count": 43576312,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4889943832,
            "variance": 0.2391155068
          },
          {
            "average": 0.9477314838,
            "count": 43576312,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.02525725,
            "variance": 121.5562975
          },
          {
            "average": 0,
            "count": 43576312,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.0836737,
            "count": 43576312,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 18.02677168,
            "variance": 324.9644972
          },
          {
            "average": 223247815.9,
            "count": 43576312,
            "maximum": 223323929.4,
            "minimum": 222115631.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 289334.739,
            "variance": 83714591210.0
          },
          {
            "average": 0,
            "count": 43576312,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43576312,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43576312,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43576312,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43576312,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698476.9386,
          5379940.916,
          838.647318,
          700033.6386,
          5381499.136,
          1338.787318
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698476.938633616,
                5379940.916336053,
                838.6473179984546
              ],
              [
                698476.938633616,
                5381499.136336054,
                838.6473179984546
              ],
              [
                700033.6386336159,
                5381499.136336054,
                1338.7873179984545
              ],
              [
                700033.6386336159,
                5379940.916336053,
                1338.7873179984545
              ],
              [
                698476.938633616,
                5379940.916336053,
                838.6473179984546
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:12:09+00:00",
        "end_time": "2018-09-27T20:33:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3109287,
            48.54065145,
            838.647318,
            -120.2891139,
            48.55514858,
            1338.787318
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31092871774153,
                  48.54114578411104,
                  838.6473179984546
                ],
                [
                  -120.31018617586876,
                  48.555148577820546,
                  838.6473179984546
                ],
                [
                  -120.28911386117686,
                  48.55465400437292,
                  1338.7873179984545
                ],
                [
                  -120.28986220291067,
                  48.540651452598354,
                  1338.7873179984545
                ],
                [
                  -120.31092871774153,
                  48.54114578411104,
                  838.6473179984546
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:12:09Z",
            "pc:count": 43576312,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699309.7032,
                "count": 43576312,
                "maximum": 700033.6386,
                "minimum": 698476.9386,
                "name": "X",
                "position": 0,
                "stddev": 441.0692994,
                "variance": 194542.1269
              },
              {
                "average": 5380725.095,
                "count": 43576312,
                "maximum": 5381499.136,
                "minimum": 5379940.916,
                "name": "Y",
                "position": 1,
                "stddev": 432.618163,
                "variance": 187158.475
              },
              {
                "average": 1072.722175,
                "count": 43576312,
                "maximum": 1338.787318,
                "minimum": 838.647318,
                "name": "Z",
                "position": 2,
                "stddev": 95.10331372,
                "variance": 9044.640281
              },
              {
                "average": 591.023529,
                "count": 43576312,
                "maximum": 4095,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 401.1714509,
                "variance": 160938.533
              },
              {
                "average": 1.469490029,
                "count": 43576312,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7120774014,
                "variance": 0.5070542256
              },
              {
                "average": 1.938906624,
                "count": 43576312,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9116785236,
                "variance": 0.8311577304
              },
              {
                "average": 0.4971797292,
                "count": 43576312,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999920517,
                "variance": 0.2499920518
              },
              {
                "average": 0.0003146893202,
                "count": 43576312,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01773669355,
                "variance": 0.000314590298
              },
              {
                "average": 1.273507221,
                "count": 43576312,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4889943832,
                "variance": 0.2391155068
              },
              {
                "average": 0.9477314838,
                "count": 43576312,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.02525725,
                "variance": 121.5562975
              },
              {
                "average": 0,
                "count": 43576312,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.0836737,
                "count": 43576312,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 18.02677168,
                "variance": 324.9644972
              },
              {
                "average": 223247815.9,
                "count": 43576312,
                "maximum": 223323929.4,
                "minimum": 222115631.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 289334.739,
                "variance": 83714591210.0
              },
              {
                "average": 0,
                "count": 43576312,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43576312,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43576312,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43576312,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43576312,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698476.9386,
              5379940.916,
              838.647318,
              700033.6386,
              5381499.136,
              1338.787318
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698476.938633616,
                    5379940.916336053,
                    838.6473179984546
                  ],
                  [
                    698476.938633616,
                    5381499.136336054,
                    838.6473179984546
                  ],
                  [
                    700033.6386336159,
                    5381499.136336054,
                    1338.7873179984545
                  ],
                  [
                    700033.6386336159,
                    5379940.916336053,
                    1338.7873179984545
                  ],
                  [
                    698476.938633616,
                    5379940.916336053,
                    838.6473179984546
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:12:09+00:00",
            "end_time": "2018-09-27T20:33:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1635808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31235126439674,
              48.78409075279468,
              1471.16743389311
            ],
            [
              -120.3116025692361,
              48.7980963843318,
              1471.16743389311
            ],
            [
              -120.29043246999497,
              48.79760032505115,
              2481.02743389311
            ],
            [
              -120.29118704332853,
              48.78359493649364,
              2481.02743389311
            ],
            [
              -120.31235126439674,
              48.78409075279468,
              1471.16743389311
            ]
          ]
        ]
      },
      "bbox": [
        -120.3123513,
        48.78359494,
        1471.167434,
        -120.2904325,
        48.79809638,
        2481.027434
      ],
      "properties": {
        "datetime": "2018-10-11T19:49:01Z",
        "pc:count": 37083847,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698223.1435,
            "count": 37083847,
            "maximum": 698976.6634,
            "minimum": 697420.2434,
            "name": "X",
            "position": 0,
            "stddev": 432.0932674,
            "variance": 186704.5917
          },
          {
            "average": 5407721.897,
            "count": 37083847,
            "maximum": 5408497.505,
            "minimum": 5406938.905,
            "name": "Y",
            "position": 1,
            "stddev": 436.6887964,
            "variance": 190697.1049
          },
          {
            "average": 2027.791309,
            "count": 37083847,
            "maximum": 2481.027434,
            "minimum": 1471.167434,
            "name": "Z",
            "position": 2,
            "stddev": 184.58663,
            "variance": 34072.22397
          },
          {
            "average": 751.6274436,
            "count": 37083847,
            "maximum": 3411,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 578.0305109,
            "variance": 334119.2715
          },
          {
            "average": 1.402467414,
            "count": 37083847,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7558140468,
            "variance": 0.5712548733
          },
          {
            "average": 1.804951601,
            "count": 37083847,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.072055957,
            "variance": 1.149303976
          },
          {
            "average": 0.4974899179,
            "count": 37083847,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999937062,
            "variance": 0.2499937062
          },
          {
            "average": 0.000259088546,
            "count": 37083847,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0160941426,
            "variance": 0.0002590214261
          },
          {
            "average": 1.419143138,
            "count": 37083847,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5471496799,
            "variance": 0.2993727723
          },
          {
            "average": -2.788852412,
            "count": 37083847,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.33542023,
            "variance": 177.8334326
          },
          {
            "average": 0,
            "count": 37083847,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.8732452,
            "count": 37083847,
            "maximum": 141,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.85650988,
            "variance": 3.446628935
          },
          {
            "average": 223321608.1,
            "count": 37083847,
            "maximum": 223322541.8,
            "minimum": 223320290.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 931.0816415,
            "variance": 866913.0232
          },
          {
            "average": 0,
            "count": 37083847,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37083847,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37083847,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37083847,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37083847,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697420.2434,
          5406938.905,
          1471.167434,
          698976.6634,
          5408497.505,
          2481.027434
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697420.2433637967,
                5406938.904877227,
                1471.16743389311
              ],
              [
                697420.2433637967,
                5408497.504877226,
                1471.16743389311
              ],
              [
                698976.6633637967,
                5408497.504877226,
                2481.02743389311
              ],
              [
                698976.6633637967,
                5406938.904877227,
                2481.02743389311
              ],
              [
                697420.2433637967,
                5406938.904877227,
                1471.16743389311
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:49:01+00:00",
        "end_time": "2018-10-11T19:11:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1635808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1635808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1635808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1635808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3123513,
            48.78359494,
            1471.167434,
            -120.2904325,
            48.79809638,
            2481.027434
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31235126439674,
                  48.78409075279468,
                  1471.16743389311
                ],
                [
                  -120.3116025692361,
                  48.7980963843318,
                  1471.16743389311
                ],
                [
                  -120.29043246999497,
                  48.79760032505115,
                  2481.02743389311
                ],
                [
                  -120.29118704332853,
                  48.78359493649364,
                  2481.02743389311
                ],
                [
                  -120.31235126439674,
                  48.78409075279468,
                  1471.16743389311
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1635808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1635808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:49:01Z",
            "pc:count": 37083847,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698223.1435,
                "count": 37083847,
                "maximum": 698976.6634,
                "minimum": 697420.2434,
                "name": "X",
                "position": 0,
                "stddev": 432.0932674,
                "variance": 186704.5917
              },
              {
                "average": 5407721.897,
                "count": 37083847,
                "maximum": 5408497.505,
                "minimum": 5406938.905,
                "name": "Y",
                "position": 1,
                "stddev": 436.6887964,
                "variance": 190697.1049
              },
              {
                "average": 2027.791309,
                "count": 37083847,
                "maximum": 2481.027434,
                "minimum": 1471.167434,
                "name": "Z",
                "position": 2,
                "stddev": 184.58663,
                "variance": 34072.22397
              },
              {
                "average": 751.6274436,
                "count": 37083847,
                "maximum": 3411,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 578.0305109,
                "variance": 334119.2715
              },
              {
                "average": 1.402467414,
                "count": 37083847,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7558140468,
                "variance": 0.5712548733
              },
              {
                "average": 1.804951601,
                "count": 37083847,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.072055957,
                "variance": 1.149303976
              },
              {
                "average": 0.4974899179,
                "count": 37083847,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999937062,
                "variance": 0.2499937062
              },
              {
                "average": 0.000259088546,
                "count": 37083847,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0160941426,
                "variance": 0.0002590214261
              },
              {
                "average": 1.419143138,
                "count": 37083847,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5471496799,
                "variance": 0.2993727723
              },
              {
                "average": -2.788852412,
                "count": 37083847,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.33542023,
                "variance": 177.8334326
              },
              {
                "average": 0,
                "count": 37083847,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.8732452,
                "count": 37083847,
                "maximum": 141,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.85650988,
                "variance": 3.446628935
              },
              {
                "average": 223321608.1,
                "count": 37083847,
                "maximum": 223322541.8,
                "minimum": 223320290.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 931.0816415,
                "variance": 866913.0232
              },
              {
                "average": 0,
                "count": 37083847,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37083847,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37083847,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37083847,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37083847,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697420.2434,
              5406938.905,
              1471.167434,
              698976.6634,
              5408497.505,
              2481.027434
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697420.2433637967,
                    5406938.904877227,
                    1471.16743389311
                  ],
                  [
                    697420.2433637967,
                    5408497.504877226,
                    1471.16743389311
                  ],
                  [
                    698976.6633637967,
                    5408497.504877226,
                    2481.02743389311
                  ],
                  [
                    698976.6633637967,
                    5406938.904877227,
                    2481.02743389311
                  ],
                  [
                    697420.2433637967,
                    5406938.904877227,
                    1471.16743389311
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:49:01+00:00",
            "end_time": "2018-10-11T19:11:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29033195283351,
              48.487216010478654,
              562.5337888751966
            ],
            [
              -120.28958523935775,
              48.50121690098981,
              562.5337888751966
            ],
            [
              -120.26853348409774,
              48.50071891771581,
              1062.2337888751965
            ],
            [
              -120.26928597977697,
              48.48671827071712,
              1062.2337888751965
            ],
            [
              -120.29033195283351,
              48.487216010478654,
              562.5337888751966
            ]
          ]
        ]
      },
      "bbox": [
        -120.290332,
        48.48671827,
        562.5337889,
        -120.2685335,
        48.5012169,
        1062.233789
      ],
      "properties": {
        "datetime": "2018-10-11T21:21:11Z",
        "pc:count": 49248632,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700940.3923,
            "count": 49248632,
            "maximum": 701766.3874,
            "minimum": 700209.5274,
            "name": "X",
            "position": 0,
            "stddev": 421.8463837,
            "variance": 177954.3714
          },
          {
            "average": 5374766.963,
            "count": 49248632,
            "maximum": 5375558.854,
            "minimum": 5374000.834,
            "name": "Y",
            "position": 1,
            "stddev": 430.530053,
            "variance": 185356.1265
          },
          {
            "average": 795.9189009,
            "count": 49248632,
            "maximum": 1062.233789,
            "minimum": 562.5337889,
            "name": "Z",
            "position": 2,
            "stddev": 130.0214699,
            "variance": 16905.58262
          },
          {
            "average": 601.7323634,
            "count": 49248632,
            "maximum": 4095,
            "minimum": 64,
            "name": "Intensity",
            "position": 3,
            "stddev": 397.7245514,
            "variance": 158184.8188
          },
          {
            "average": 1.357055035,
            "count": 49248632,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6167082489,
            "variance": 0.3803290642
          },
          {
            "average": 1.714098637,
            "count": 49248632,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8102585265,
            "variance": 0.6565188797
          },
          {
            "average": 0.497958522,
            "count": 49248632,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999958374,
            "variance": 0.2499958374
          },
          {
            "average": 0.0002672561544,
            "count": 49248632,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01634578643,
            "variance": 0.000267184734
          },
          {
            "average": 1.275296033,
            "count": 49248632,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4819576476,
            "variance": 0.2322831741
          },
          {
            "average": -0.4435987919,
            "count": 49248632,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.970700673,
            "variance": 99.41487191
          },
          {
            "average": 0,
            "count": 49248632,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 123.1102193,
            "count": 49248632,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.16392918,
            "variance": 1236.501915
          },
          {
            "average": 223009065.8,
            "count": 49248632,
            "maximum": 223328071.2,
            "minimum": 222115535.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 530752.5972,
            "variance": 281698319400.0
          },
          {
            "average": 0,
            "count": 49248632,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49248632,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49248632,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49248632,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49248632,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700209.5274,
          5374000.834,
          562.5337889,
          701766.3874,
          5375558.854,
          1062.233789
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700209.5273801055,
                5374000.833654903,
                562.5337888751966
              ],
              [
                700209.5273801055,
                5375558.853654902,
                562.5337888751966
              ],
              [
                701766.3873801056,
                5375558.853654902,
                1062.2337888751965
              ],
              [
                701766.3873801056,
                5374000.833654903,
                1062.2337888751965
              ],
              [
                700209.5273801055,
                5374000.833654903,
                562.5337888751966
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:21:11+00:00",
        "end_time": "2018-09-27T20:32:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.290332,
            48.48671827,
            562.5337889,
            -120.2685335,
            48.5012169,
            1062.233789
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29033195283351,
                  48.487216010478654,
                  562.5337888751966
                ],
                [
                  -120.28958523935775,
                  48.50121690098981,
                  562.5337888751966
                ],
                [
                  -120.26853348409774,
                  48.50071891771581,
                  1062.2337888751965
                ],
                [
                  -120.26928597977697,
                  48.48671827071712,
                  1062.2337888751965
                ],
                [
                  -120.29033195283351,
                  48.487216010478654,
                  562.5337888751966
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:21:11Z",
            "pc:count": 49248632,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700940.3923,
                "count": 49248632,
                "maximum": 701766.3874,
                "minimum": 700209.5274,
                "name": "X",
                "position": 0,
                "stddev": 421.8463837,
                "variance": 177954.3714
              },
              {
                "average": 5374766.963,
                "count": 49248632,
                "maximum": 5375558.854,
                "minimum": 5374000.834,
                "name": "Y",
                "position": 1,
                "stddev": 430.530053,
                "variance": 185356.1265
              },
              {
                "average": 795.9189009,
                "count": 49248632,
                "maximum": 1062.233789,
                "minimum": 562.5337889,
                "name": "Z",
                "position": 2,
                "stddev": 130.0214699,
                "variance": 16905.58262
              },
              {
                "average": 601.7323634,
                "count": 49248632,
                "maximum": 4095,
                "minimum": 64,
                "name": "Intensity",
                "position": 3,
                "stddev": 397.7245514,
                "variance": 158184.8188
              },
              {
                "average": 1.357055035,
                "count": 49248632,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6167082489,
                "variance": 0.3803290642
              },
              {
                "average": 1.714098637,
                "count": 49248632,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8102585265,
                "variance": 0.6565188797
              },
              {
                "average": 0.497958522,
                "count": 49248632,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999958374,
                "variance": 0.2499958374
              },
              {
                "average": 0.0002672561544,
                "count": 49248632,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01634578643,
                "variance": 0.000267184734
              },
              {
                "average": 1.275296033,
                "count": 49248632,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4819576476,
                "variance": 0.2322831741
              },
              {
                "average": -0.4435987919,
                "count": 49248632,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.970700673,
                "variance": 99.41487191
              },
              {
                "average": 0,
                "count": 49248632,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 123.1102193,
                "count": 49248632,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.16392918,
                "variance": 1236.501915
              },
              {
                "average": 223009065.8,
                "count": 49248632,
                "maximum": 223328071.2,
                "minimum": 222115535.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 530752.5972,
                "variance": 281698319400.0
              },
              {
                "average": 0,
                "count": 49248632,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49248632,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49248632,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49248632,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49248632,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700209.5274,
              5374000.834,
              562.5337889,
              701766.3874,
              5375558.854,
              1062.233789
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700209.5273801055,
                    5374000.833654903,
                    562.5337888751966
                  ],
                  [
                    700209.5273801055,
                    5375558.853654902,
                    562.5337888751966
                  ],
                  [
                    701766.3873801056,
                    5375558.853654902,
                    1062.2337888751965
                  ],
                  [
                    701766.3873801056,
                    5374000.833654903,
                    1062.2337888751965
                  ],
                  [
                    700209.5273801055,
                    5374000.833654903,
                    562.5337888751966
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:21:11+00:00",
            "end_time": "2018-09-27T20:32:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.269638384824,
              48.4062961313179,
              909.9288467735739
            ],
            [
              -120.2688882231866,
              48.42029482224102,
              909.9288467735739
            ],
            [
              -120.24787188536457,
              48.419793716142706,
              1226.768846773574
            ],
            [
              -120.24862780192083,
              48.405795270135705,
              1226.768846773574
            ],
            [
              -120.269638384824,
              48.4062961313179,
              909.9288467735739
            ]
          ]
        ]
      },
      "bbox": [
        -120.2696384,
        48.40579527,
        909.9288468,
        -120.2478719,
        48.42029482,
        1226.768847
      ],
      "properties": {
        "datetime": "2018-10-11T21:23:27Z",
        "pc:count": 36941955,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702840.1381,
            "count": 36941955,
            "maximum": 703616.0752,
            "minimum": 702059.3352,
            "name": "X",
            "position": 0,
            "stddev": 448.2153084,
            "variance": 200896.9627
          },
          {
            "average": 5365891.786,
            "count": 36941955,
            "maximum": 5366619.61,
            "minimum": 5365061.83,
            "name": "Y",
            "position": 1,
            "stddev": 438.9491285,
            "variance": 192676.3374
          },
          {
            "average": 1077.495391,
            "count": 36941955,
            "maximum": 1226.768847,
            "minimum": 909.9288468,
            "name": "Z",
            "position": 2,
            "stddev": 54.5078165,
            "variance": 2971.102059
          },
          {
            "average": 861.6437792,
            "count": 36941955,
            "maximum": 2869,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 452.0290711,
            "variance": 204330.2812
          },
          {
            "average": 1.26515562,
            "count": 36941955,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5971752572,
            "variance": 0.3566182878
          },
          {
            "average": 1.530621566,
            "count": 36941955,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8572484195,
            "variance": 0.7348748528
          },
          {
            "average": 0.4964453289,
            "count": 36941955,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873709,
            "variance": 0.2499873711
          },
          {
            "average": 0.0002918362063,
            "count": 36941955,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01708072147,
            "variance": 0.0002917510458
          },
          {
            "average": 1.419312243,
            "count": 36941955,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5473647107,
            "variance": 0.2996081265
          },
          {
            "average": 0.004188627556,
            "count": 36941955,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.0874774,
            "variance": 122.9321552
          },
          {
            "average": 0,
            "count": 36941955,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.85571424,
            "count": 36941955,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.78134144,
            "variance": 4196.622198
          },
          {
            "average": 220469671.3,
            "count": 36941955,
            "maximum": 223328207.1,
            "minimum": 216235600.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3477432.806,
            "variance": 12092538920000.0
          },
          {
            "average": 0,
            "count": 36941955,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36941955,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36941955,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36941955,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36941955,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702059.3352,
          5365061.83,
          909.9288468,
          703616.0752,
          5366619.61,
          1226.768847
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702059.3351921611,
                5365061.8304530615,
                909.9288467735739
              ],
              [
                702059.3351921611,
                5366619.610453061,
                909.9288467735739
              ],
              [
                703616.0751921611,
                5366619.610453061,
                1226.768846773574
              ],
              [
                703616.0751921611,
                5365061.8304530615,
                1226.768846773574
              ],
              [
                702059.3351921611,
                5365061.8304530615,
                909.9288467735739
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:23:27+00:00",
        "end_time": "2018-07-21T19:13:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2696384,
            48.40579527,
            909.9288468,
            -120.2478719,
            48.42029482,
            1226.768847
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.269638384824,
                  48.4062961313179,
                  909.9288467735739
                ],
                [
                  -120.2688882231866,
                  48.42029482224102,
                  909.9288467735739
                ],
                [
                  -120.24787188536457,
                  48.419793716142706,
                  1226.768846773574
                ],
                [
                  -120.24862780192083,
                  48.405795270135705,
                  1226.768846773574
                ],
                [
                  -120.269638384824,
                  48.4062961313179,
                  909.9288467735739
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:23:27Z",
            "pc:count": 36941955,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702840.1381,
                "count": 36941955,
                "maximum": 703616.0752,
                "minimum": 702059.3352,
                "name": "X",
                "position": 0,
                "stddev": 448.2153084,
                "variance": 200896.9627
              },
              {
                "average": 5365891.786,
                "count": 36941955,
                "maximum": 5366619.61,
                "minimum": 5365061.83,
                "name": "Y",
                "position": 1,
                "stddev": 438.9491285,
                "variance": 192676.3374
              },
              {
                "average": 1077.495391,
                "count": 36941955,
                "maximum": 1226.768847,
                "minimum": 909.9288468,
                "name": "Z",
                "position": 2,
                "stddev": 54.5078165,
                "variance": 2971.102059
              },
              {
                "average": 861.6437792,
                "count": 36941955,
                "maximum": 2869,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 452.0290711,
                "variance": 204330.2812
              },
              {
                "average": 1.26515562,
                "count": 36941955,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5971752572,
                "variance": 0.3566182878
              },
              {
                "average": 1.530621566,
                "count": 36941955,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8572484195,
                "variance": 0.7348748528
              },
              {
                "average": 0.4964453289,
                "count": 36941955,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873709,
                "variance": 0.2499873711
              },
              {
                "average": 0.0002918362063,
                "count": 36941955,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01708072147,
                "variance": 0.0002917510458
              },
              {
                "average": 1.419312243,
                "count": 36941955,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5473647107,
                "variance": 0.2996081265
              },
              {
                "average": 0.004188627556,
                "count": 36941955,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.0874774,
                "variance": 122.9321552
              },
              {
                "average": 0,
                "count": 36941955,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.85571424,
                "count": 36941955,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.78134144,
                "variance": 4196.622198
              },
              {
                "average": 220469671.3,
                "count": 36941955,
                "maximum": 223328207.1,
                "minimum": 216235600.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3477432.806,
                "variance": 12092538920000.0
              },
              {
                "average": 0,
                "count": 36941955,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36941955,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36941955,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36941955,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36941955,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702059.3352,
              5365061.83,
              909.9288468,
              703616.0752,
              5366619.61,
              1226.768847
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702059.3351921611,
                    5365061.8304530615,
                    909.9288467735739
                  ],
                  [
                    702059.3351921611,
                    5366619.610453061,
                    909.9288467735739
                  ],
                  [
                    703616.0751921611,
                    5366619.610453061,
                    1226.768846773574
                  ],
                  [
                    703616.0751921611,
                    5365061.8304530615,
                    1226.768846773574
                  ],
                  [
                    702059.3351921611,
                    5365061.8304530615,
                    909.9288467735739
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:23:27+00:00",
            "end_time": "2018-07-21T19:13:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35207053231011,
              48.62201016191916,
              1057.1605775734442
            ],
            [
              -120.35133720641855,
              48.636014305862,
              1057.1605775734442
            ],
            [
              -120.33023106567381,
              48.635526673651185,
              1962.1605775734442
            ],
            [
              -120.3309702182954,
              48.6215227683567,
              1962.1605775734442
            ],
            [
              -120.35207053231011,
              48.62201016191916,
              1057.1605775734442
            ]
          ]
        ]
      },
      "bbox": [
        -120.3520705,
        48.62152277,
        1057.160578,
        -120.3302311,
        48.63601431,
        1962.160578
      ],
      "properties": {
        "datetime": "2018-10-11T18:47:35Z",
        "pc:count": 48821464,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695925.8424,
            "count": 48821464,
            "maximum": 696685.543,
            "minimum": 695128.883,
            "name": "X",
            "position": 0,
            "stddev": 410.5413135,
            "variance": 168544.1701
          },
          {
            "average": 5389594.595,
            "count": 48821464,
            "maximum": 5390380.661,
            "minimum": 5388822.321,
            "name": "Y",
            "position": 1,
            "stddev": 428.6771588,
            "variance": 183764.1065
          },
          {
            "average": 1599.110589,
            "count": 48821464,
            "maximum": 1962.160578,
            "minimum": 1057.160578,
            "name": "Z",
            "position": 2,
            "stddev": 185.7438637,
            "variance": 34500.78289
          },
          {
            "average": 487.0023523,
            "count": 48821464,
            "maximum": 2400,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 345.7415529,
            "variance": 119537.2214
          },
          {
            "average": 1.675546006,
            "count": 48821464,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8779925061,
            "variance": 0.7708708408
          },
          {
            "average": 2.350996562,
            "count": 48821464,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.086573975,
            "variance": 1.180643002
          },
          {
            "average": 0.4964464196,
            "count": 48821464,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987377,
            "variance": 0.2499873772
          },
          {
            "average": 0.0002444007005,
            "count": 48821464,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01563140985,
            "variance": 0.0002443409738
          },
          {
            "average": 1.223561403,
            "count": 48821464,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4815218435,
            "variance": 0.2318632857
          },
          {
            "average": 1.419288716,
            "count": 48821464,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.14159475,
            "variance": 124.1351335
          },
          {
            "average": 0,
            "count": 48821464,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.1945092,
            "count": 48821464,
            "maximum": 133,
            "minimum": 124,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.968448551,
            "variance": 3.874789697
          },
          {
            "average": 223316431.8,
            "count": 48821464,
            "maximum": 223318855.1,
            "minimum": 223313872,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1068.946946,
            "variance": 1142647.574
          },
          {
            "average": 0,
            "count": 48821464,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48821464,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48821464,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48821464,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48821464,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695128.883,
          5388822.321,
          1057.160578,
          696685.543,
          5390380.661,
          1962.160578
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695128.882957592,
                5388822.3211659575,
                1057.1605775734442
              ],
              [
                695128.882957592,
                5390380.661165957,
                1057.1605775734442
              ],
              [
                696685.5429575919,
                5390380.661165957,
                1962.1605775734442
              ],
              [
                696685.5429575919,
                5388822.3211659575,
                1962.1605775734442
              ],
              [
                695128.882957592,
                5388822.3211659575,
                1057.1605775734442
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:47:35+00:00",
        "end_time": "2018-10-11T17:24:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3520705,
            48.62152277,
            1057.160578,
            -120.3302311,
            48.63601431,
            1962.160578
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35207053231011,
                  48.62201016191916,
                  1057.1605775734442
                ],
                [
                  -120.35133720641855,
                  48.636014305862,
                  1057.1605775734442
                ],
                [
                  -120.33023106567381,
                  48.635526673651185,
                  1962.1605775734442
                ],
                [
                  -120.3309702182954,
                  48.6215227683567,
                  1962.1605775734442
                ],
                [
                  -120.35207053231011,
                  48.62201016191916,
                  1057.1605775734442
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:47:35Z",
            "pc:count": 48821464,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695925.8424,
                "count": 48821464,
                "maximum": 696685.543,
                "minimum": 695128.883,
                "name": "X",
                "position": 0,
                "stddev": 410.5413135,
                "variance": 168544.1701
              },
              {
                "average": 5389594.595,
                "count": 48821464,
                "maximum": 5390380.661,
                "minimum": 5388822.321,
                "name": "Y",
                "position": 1,
                "stddev": 428.6771588,
                "variance": 183764.1065
              },
              {
                "average": 1599.110589,
                "count": 48821464,
                "maximum": 1962.160578,
                "minimum": 1057.160578,
                "name": "Z",
                "position": 2,
                "stddev": 185.7438637,
                "variance": 34500.78289
              },
              {
                "average": 487.0023523,
                "count": 48821464,
                "maximum": 2400,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 345.7415529,
                "variance": 119537.2214
              },
              {
                "average": 1.675546006,
                "count": 48821464,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8779925061,
                "variance": 0.7708708408
              },
              {
                "average": 2.350996562,
                "count": 48821464,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.086573975,
                "variance": 1.180643002
              },
              {
                "average": 0.4964464196,
                "count": 48821464,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987377,
                "variance": 0.2499873772
              },
              {
                "average": 0.0002444007005,
                "count": 48821464,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01563140985,
                "variance": 0.0002443409738
              },
              {
                "average": 1.223561403,
                "count": 48821464,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4815218435,
                "variance": 0.2318632857
              },
              {
                "average": 1.419288716,
                "count": 48821464,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.14159475,
                "variance": 124.1351335
              },
              {
                "average": 0,
                "count": 48821464,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.1945092,
                "count": 48821464,
                "maximum": 133,
                "minimum": 124,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.968448551,
                "variance": 3.874789697
              },
              {
                "average": 223316431.8,
                "count": 48821464,
                "maximum": 223318855.1,
                "minimum": 223313872,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1068.946946,
                "variance": 1142647.574
              },
              {
                "average": 0,
                "count": 48821464,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48821464,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48821464,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48821464,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48821464,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695128.883,
              5388822.321,
              1057.160578,
              696685.543,
              5390380.661,
              1962.160578
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695128.882957592,
                    5388822.3211659575,
                    1057.1605775734442
                  ],
                  [
                    695128.882957592,
                    5390380.661165957,
                    1057.1605775734442
                  ],
                  [
                    696685.5429575919,
                    5390380.661165957,
                    1962.1605775734442
                  ],
                  [
                    696685.5429575919,
                    5388822.3211659575,
                    1962.1605775734442
                  ],
                  [
                    695128.882957592,
                    5388822.3211659575,
                    1057.1605775734442
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:47:35+00:00",
            "end_time": "2018-10-11T17:24:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2500179605929,
              48.54128691551518,
              835.2116090194337
            ],
            [
              -120.24925860821253,
              48.5552890006845,
              835.2116090194337
            ],
            [
              -120.2281859541145,
              48.554783243209634,
              1133.4316090194338
            ],
            [
              -120.22895110559246,
              48.54078140543381,
              1133.4316090194338
            ],
            [
              -120.2500179605929,
              48.54128691551518,
              835.2116090194337
            ]
          ]
        ]
      },
      "bbox": [
        -120.250018,
        48.54078141,
        835.211609,
        -120.228186,
        48.555289,
        1133.431609
      ],
      "properties": {
        "datetime": "2018-07-21T20:03:30Z",
        "pc:count": 45519497,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703686.5966,
            "count": 45519497,
            "maximum": 704528.5007,
            "minimum": 702971.7007,
            "name": "X",
            "position": 0,
            "stddev": 426.4055102,
            "variance": 181821.6591
          },
          {
            "average": 5380941.577,
            "count": 45519497,
            "maximum": 5381674.848,
            "minimum": 5380116.628,
            "name": "Y",
            "position": 1,
            "stddev": 442.2981125,
            "variance": 195627.6203
          },
          {
            "average": 922.0855725,
            "count": 45519497,
            "maximum": 1133.431609,
            "minimum": 835.211609,
            "name": "Z",
            "position": 2,
            "stddev": 61.68353498,
            "variance": 3804.858488
          },
          {
            "average": 1212.944997,
            "count": 45519497,
            "maximum": 4095,
            "minimum": 70,
            "name": "Intensity",
            "position": 3,
            "stddev": 577.3640387,
            "variance": 333349.2332
          },
          {
            "average": 1.224595035,
            "count": 45519497,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5529150721,
            "variance": 0.3057150769
          },
          {
            "average": 1.449485569,
            "count": 45519497,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8016973115,
            "variance": 0.6427185792
          },
          {
            "average": 0.4966725138,
            "count": 45519497,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999889332,
            "variance": 0.2499889333
          },
          {
            "average": 0.0002435000545,
            "count": 45519497,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01560258849,
            "variance": 0.0002434407676
          },
          {
            "average": 1.420640457,
            "count": 45519497,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5162296484,
            "variance": 0.2664930499
          },
          {
            "average": -0.04953560243,
            "count": 45519497,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.42167796,
            "variance": 108.6113715
          },
          {
            "average": 0,
            "count": 45519497,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 43.40874806,
            "count": 45519497,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.74617902,
            "variance": 3937.082982
          },
          {
            "average": 216224979.9,
            "count": 45519497,
            "maximum": 216238610.9,
            "minimum": 216175553.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22758.85159,
            "variance": 517965325.6
          },
          {
            "average": 0,
            "count": 45519497,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45519497,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45519497,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45519497,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45519497,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702971.7007,
          5380116.628,
          835.211609,
          704528.5007,
          5381674.848,
          1133.431609
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702971.7007012336,
                5380116.628100645,
                835.2116090194337
              ],
              [
                702971.7007012336,
                5381674.8481006455,
                835.2116090194337
              ],
              [
                704528.5007012336,
                5381674.8481006455,
                1133.4316090194338
              ],
              [
                704528.5007012336,
                5380116.628100645,
                1133.4316090194338
              ],
              [
                702971.7007012336,
                5380116.628100645,
                835.2116090194337
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:03:30+00:00",
        "end_time": "2018-07-21T02:32:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.250018,
            48.54078141,
            835.211609,
            -120.228186,
            48.555289,
            1133.431609
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2500179605929,
                  48.54128691551518,
                  835.2116090194337
                ],
                [
                  -120.24925860821253,
                  48.5552890006845,
                  835.2116090194337
                ],
                [
                  -120.2281859541145,
                  48.554783243209634,
                  1133.4316090194338
                ],
                [
                  -120.22895110559246,
                  48.54078140543381,
                  1133.4316090194338
                ],
                [
                  -120.2500179605929,
                  48.54128691551518,
                  835.2116090194337
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:03:30Z",
            "pc:count": 45519497,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703686.5966,
                "count": 45519497,
                "maximum": 704528.5007,
                "minimum": 702971.7007,
                "name": "X",
                "position": 0,
                "stddev": 426.4055102,
                "variance": 181821.6591
              },
              {
                "average": 5380941.577,
                "count": 45519497,
                "maximum": 5381674.848,
                "minimum": 5380116.628,
                "name": "Y",
                "position": 1,
                "stddev": 442.2981125,
                "variance": 195627.6203
              },
              {
                "average": 922.0855725,
                "count": 45519497,
                "maximum": 1133.431609,
                "minimum": 835.211609,
                "name": "Z",
                "position": 2,
                "stddev": 61.68353498,
                "variance": 3804.858488
              },
              {
                "average": 1212.944997,
                "count": 45519497,
                "maximum": 4095,
                "minimum": 70,
                "name": "Intensity",
                "position": 3,
                "stddev": 577.3640387,
                "variance": 333349.2332
              },
              {
                "average": 1.224595035,
                "count": 45519497,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5529150721,
                "variance": 0.3057150769
              },
              {
                "average": 1.449485569,
                "count": 45519497,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8016973115,
                "variance": 0.6427185792
              },
              {
                "average": 0.4966725138,
                "count": 45519497,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999889332,
                "variance": 0.2499889333
              },
              {
                "average": 0.0002435000545,
                "count": 45519497,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01560258849,
                "variance": 0.0002434407676
              },
              {
                "average": 1.420640457,
                "count": 45519497,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5162296484,
                "variance": 0.2664930499
              },
              {
                "average": -0.04953560243,
                "count": 45519497,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.42167796,
                "variance": 108.6113715
              },
              {
                "average": 0,
                "count": 45519497,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 43.40874806,
                "count": 45519497,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.74617902,
                "variance": 3937.082982
              },
              {
                "average": 216224979.9,
                "count": 45519497,
                "maximum": 216238610.9,
                "minimum": 216175553.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22758.85159,
                "variance": 517965325.6
              },
              {
                "average": 0,
                "count": 45519497,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45519497,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45519497,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45519497,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45519497,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702971.7007,
              5380116.628,
              835.211609,
              704528.5007,
              5381674.848,
              1133.431609
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702971.7007012336,
                    5380116.628100645,
                    835.2116090194337
                  ],
                  [
                    702971.7007012336,
                    5381674.8481006455,
                    835.2116090194337
                  ],
                  [
                    704528.5007012336,
                    5381674.8481006455,
                    1133.4316090194338
                  ],
                  [
                    704528.5007012336,
                    5380116.628100645,
                    1133.4316090194338
                  ],
                  [
                    702971.7007012336,
                    5380116.628100645,
                    835.2116090194337
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:03:30+00:00",
            "end_time": "2018-07-21T02:32:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35251723372502,
              48.68949465906605,
              1388.551898867721
            ],
            [
              -120.35178226234537,
              48.70349918244698,
              1388.551898867721
            ],
            [
              -120.33064845456494,
              48.703011142247725,
              1883.0118988677211
            ],
            [
              -120.33138927439227,
              48.68900685779457,
              1883.0118988677211
            ],
            [
              -120.35251723372502,
              48.68949465906605,
              1388.551898867721
            ]
          ]
        ]
      },
      "bbox": [
        -120.3525172,
        48.68900686,
        1388.551899,
        -120.3306485,
        48.70349918,
        1883.011899
      ],
      "properties": {
        "datetime": "2018-10-11T18:45:52Z",
        "pc:count": 38009102,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695587.4103,
            "count": 38009102,
            "maximum": 696392.2083,
            "minimum": 694835.5883,
            "name": "X",
            "position": 0,
            "stddev": 414.0081746,
            "variance": 171402.7686
          },
          {
            "average": 5397111.998,
            "count": 38009102,
            "maximum": 5397880.047,
            "minimum": 5396321.647,
            "name": "Y",
            "position": 1,
            "stddev": 430.7456915,
            "variance": 185541.8507
          },
          {
            "average": 1607.164213,
            "count": 38009102,
            "maximum": 1883.011899,
            "minimum": 1388.551899,
            "name": "Z",
            "position": 2,
            "stddev": 102.7593897,
            "variance": 10559.49217
          },
          {
            "average": 360.5586745,
            "count": 38009102,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 248.564397,
            "variance": 61784.25948
          },
          {
            "average": 1.438079226,
            "count": 38009102,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7408527888,
            "variance": 0.5488628546
          },
          {
            "average": 1.875993177,
            "count": 38009102,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.008204903,
            "variance": 1.016477125
          },
          {
            "average": 0.4970739903,
            "count": 38009102,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499991445,
            "variance": 0.249991445
          },
          {
            "average": 0.0002477038263,
            "count": 38009102,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01573666024,
            "variance": 0.0002476424756
          },
          {
            "average": 1.349747489,
            "count": 38009102,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5543790719,
            "variance": 0.3073361554
          },
          {
            "average": 2.302575572,
            "count": 38009102,
            "maximum": 19.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.36924789,
            "variance": 129.2597977
          },
          {
            "average": 0,
            "count": 38009102,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.292239,
            "count": 38009102,
            "maximum": 133,
            "minimum": 124,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.088133238,
            "variance": 4.360300418
          },
          {
            "average": 223316275.5,
            "count": 38009102,
            "maximum": 223318752.1,
            "minimum": 223313983.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1075.041484,
            "variance": 1155714.193
          },
          {
            "average": 0,
            "count": 38009102,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38009102,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38009102,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38009102,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38009102,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694835.5883,
          5396321.647,
          1388.551899,
          696392.2083,
          5397880.047,
          1883.011899
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694835.5883228818,
                5396321.646586596,
                1388.551898867721
              ],
              [
                694835.5883228818,
                5397880.046586596,
                1388.551898867721
              ],
              [
                696392.208322882,
                5397880.046586596,
                1883.0118988677211
              ],
              [
                696392.208322882,
                5396321.646586596,
                1883.0118988677211
              ],
              [
                694835.5883228818,
                5396321.646586596,
                1388.551898867721
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:45:52+00:00",
        "end_time": "2018-10-11T17:26:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3525172,
            48.68900686,
            1388.551899,
            -120.3306485,
            48.70349918,
            1883.011899
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35251723372502,
                  48.68949465906605,
                  1388.551898867721
                ],
                [
                  -120.35178226234537,
                  48.70349918244698,
                  1388.551898867721
                ],
                [
                  -120.33064845456494,
                  48.703011142247725,
                  1883.0118988677211
                ],
                [
                  -120.33138927439227,
                  48.68900685779457,
                  1883.0118988677211
                ],
                [
                  -120.35251723372502,
                  48.68949465906605,
                  1388.551898867721
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:45:52Z",
            "pc:count": 38009102,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695587.4103,
                "count": 38009102,
                "maximum": 696392.2083,
                "minimum": 694835.5883,
                "name": "X",
                "position": 0,
                "stddev": 414.0081746,
                "variance": 171402.7686
              },
              {
                "average": 5397111.998,
                "count": 38009102,
                "maximum": 5397880.047,
                "minimum": 5396321.647,
                "name": "Y",
                "position": 1,
                "stddev": 430.7456915,
                "variance": 185541.8507
              },
              {
                "average": 1607.164213,
                "count": 38009102,
                "maximum": 1883.011899,
                "minimum": 1388.551899,
                "name": "Z",
                "position": 2,
                "stddev": 102.7593897,
                "variance": 10559.49217
              },
              {
                "average": 360.5586745,
                "count": 38009102,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 248.564397,
                "variance": 61784.25948
              },
              {
                "average": 1.438079226,
                "count": 38009102,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7408527888,
                "variance": 0.5488628546
              },
              {
                "average": 1.875993177,
                "count": 38009102,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.008204903,
                "variance": 1.016477125
              },
              {
                "average": 0.4970739903,
                "count": 38009102,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499991445,
                "variance": 0.249991445
              },
              {
                "average": 0.0002477038263,
                "count": 38009102,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01573666024,
                "variance": 0.0002476424756
              },
              {
                "average": 1.349747489,
                "count": 38009102,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5543790719,
                "variance": 0.3073361554
              },
              {
                "average": 2.302575572,
                "count": 38009102,
                "maximum": 19.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.36924789,
                "variance": 129.2597977
              },
              {
                "average": 0,
                "count": 38009102,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.292239,
                "count": 38009102,
                "maximum": 133,
                "minimum": 124,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.088133238,
                "variance": 4.360300418
              },
              {
                "average": 223316275.5,
                "count": 38009102,
                "maximum": 223318752.1,
                "minimum": 223313983.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1075.041484,
                "variance": 1155714.193
              },
              {
                "average": 0,
                "count": 38009102,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38009102,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38009102,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38009102,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38009102,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694835.5883,
              5396321.647,
              1388.551899,
              696392.2083,
              5397880.047,
              1883.011899
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694835.5883228818,
                    5396321.646586596,
                    1388.551898867721
                  ],
                  [
                    694835.5883228818,
                    5397880.046586596,
                    1388.551898867721
                  ],
                  [
                    696392.208322882,
                    5397880.046586596,
                    1883.0118988677211
                  ],
                  [
                    696392.208322882,
                    5396321.646586596,
                    1883.0118988677211
                  ],
                  [
                    694835.5883228818,
                    5396321.646586596,
                    1388.551898867721
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:45:52+00:00",
            "end_time": "2018-10-11T17:26:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24894719463222,
              48.31188312611569,
              901.5314120730466
            ],
            [
              -120.2481938431023,
              48.32588198513348,
              901.5314120730466
            ],
            [
              -120.22721291473363,
              48.325377742532595,
              1394.0114120730466
            ],
            [
              -120.22797199226089,
              48.31137912986975,
              1394.0114120730466
            ],
            [
              -120.24894719463222,
              48.31188312611569,
              901.5314120730466
            ]
          ]
        ]
      },
      "bbox": [
        -120.2489472,
        48.31137913,
        901.5314121,
        -120.2272129,
        48.32588199,
        1394.011412
      ],
      "properties": {
        "datetime": "2018-07-21T20:10:07Z",
        "pc:count": 69366693,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704739.3187,
            "count": 69366693,
            "maximum": 705524.2632,
            "minimum": 703967.2432,
            "name": "X",
            "position": 0,
            "stddev": 421.0962594,
            "variance": 177322.0597
          },
          {
            "average": 5355382.543,
            "count": 69366693,
            "maximum": 5356181.581,
            "minimum": 5354623.781,
            "name": "Y",
            "position": 1,
            "stddev": 432.552493,
            "variance": 187101.6592
          },
          {
            "average": 1155.480459,
            "count": 69366693,
            "maximum": 1394.011412,
            "minimum": 901.5314121,
            "name": "Z",
            "position": 2,
            "stddev": 97.24631778,
            "variance": 9456.846322
          },
          {
            "average": 826.2687952,
            "count": 69366693,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 455.3317108,
            "variance": 207326.9668
          },
          {
            "average": 1.689593289,
            "count": 69366693,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8663063297,
            "variance": 0.750486657
          },
          {
            "average": 2.37942668,
            "count": 69366693,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.042308217,
            "variance": 1.086406419
          },
          {
            "average": 0.4965938912,
            "count": 69366693,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999884019,
            "variance": 0.249988402
          },
          {
            "average": 0.0002515616537,
            "count": 69366693,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01585870026,
            "variance": 0.000251498374
          },
          {
            "average": 1.159253938,
            "count": 69366693,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.414566336,
            "variance": 0.1718652469
          },
          {
            "average": 0.5864207856,
            "count": 69366693,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.41272975,
            "variance": 130.2504004
          },
          {
            "average": 0,
            "count": 69366693,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.50273448,
            "count": 69366693,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.53632503,
            "variance": 4697.227848
          },
          {
            "average": 216222014.2,
            "count": 69366693,
            "maximum": 216239007.3,
            "minimum": 216175124.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24662.80079,
            "variance": 608253742.7
          },
          {
            "average": 0,
            "count": 69366693,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69366693,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69366693,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69366693,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69366693,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703967.2432,
          5354623.781,
          901.5314121,
          705524.2632,
          5356181.581,
          1394.011412
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703967.2432496871,
                5354623.780590292,
                901.5314120730466
              ],
              [
                703967.2432496871,
                5356181.580590293,
                901.5314120730466
              ],
              [
                705524.2632496872,
                5356181.580590293,
                1394.0114120730466
              ],
              [
                705524.2632496872,
                5354623.780590292,
                1394.0114120730466
              ],
              [
                703967.2432496871,
                5354623.780590292,
                901.5314120730466
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:10:07+00:00",
        "end_time": "2018-07-21T02:25:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2489472,
            48.31137913,
            901.5314121,
            -120.2272129,
            48.32588199,
            1394.011412
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24894719463222,
                  48.31188312611569,
                  901.5314120730466
                ],
                [
                  -120.2481938431023,
                  48.32588198513348,
                  901.5314120730466
                ],
                [
                  -120.22721291473363,
                  48.325377742532595,
                  1394.0114120730466
                ],
                [
                  -120.22797199226089,
                  48.31137912986975,
                  1394.0114120730466
                ],
                [
                  -120.24894719463222,
                  48.31188312611569,
                  901.5314120730466
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:10:07Z",
            "pc:count": 69366693,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704739.3187,
                "count": 69366693,
                "maximum": 705524.2632,
                "minimum": 703967.2432,
                "name": "X",
                "position": 0,
                "stddev": 421.0962594,
                "variance": 177322.0597
              },
              {
                "average": 5355382.543,
                "count": 69366693,
                "maximum": 5356181.581,
                "minimum": 5354623.781,
                "name": "Y",
                "position": 1,
                "stddev": 432.552493,
                "variance": 187101.6592
              },
              {
                "average": 1155.480459,
                "count": 69366693,
                "maximum": 1394.011412,
                "minimum": 901.5314121,
                "name": "Z",
                "position": 2,
                "stddev": 97.24631778,
                "variance": 9456.846322
              },
              {
                "average": 826.2687952,
                "count": 69366693,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 455.3317108,
                "variance": 207326.9668
              },
              {
                "average": 1.689593289,
                "count": 69366693,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8663063297,
                "variance": 0.750486657
              },
              {
                "average": 2.37942668,
                "count": 69366693,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.042308217,
                "variance": 1.086406419
              },
              {
                "average": 0.4965938912,
                "count": 69366693,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999884019,
                "variance": 0.249988402
              },
              {
                "average": 0.0002515616537,
                "count": 69366693,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01585870026,
                "variance": 0.000251498374
              },
              {
                "average": 1.159253938,
                "count": 69366693,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.414566336,
                "variance": 0.1718652469
              },
              {
                "average": 0.5864207856,
                "count": 69366693,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.41272975,
                "variance": 130.2504004
              },
              {
                "average": 0,
                "count": 69366693,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.50273448,
                "count": 69366693,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.53632503,
                "variance": 4697.227848
              },
              {
                "average": 216222014.2,
                "count": 69366693,
                "maximum": 216239007.3,
                "minimum": 216175124.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24662.80079,
                "variance": 608253742.7
              },
              {
                "average": 0,
                "count": 69366693,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69366693,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69366693,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69366693,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69366693,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703967.2432,
              5354623.781,
              901.5314121,
              705524.2632,
              5356181.581,
              1394.011412
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703967.2432496871,
                    5354623.780590292,
                    901.5314120730466
                  ],
                  [
                    703967.2432496871,
                    5356181.580590293,
                    901.5314120730466
                  ],
                  [
                    705524.2632496872,
                    5356181.580590293,
                    1394.0114120730466
                  ],
                  [
                    705524.2632496872,
                    5354623.780590292,
                    1394.0114120730466
                  ],
                  [
                    703967.2432496871,
                    5354623.780590292,
                    901.5314120730466
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:10:07+00:00",
            "end_time": "2018-07-21T02:25:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31108692504291,
              48.56813715256108,
              1155.0153361023642
            ],
            [
              -120.31034370347132,
              48.58214024160541,
              1155.0153361023642
            ],
            [
              -120.2892596269876,
              48.581645479863866,
              1647.0953361023642
            ],
            [
              -120.29000865731157,
              48.56764263288054,
              1647.0953361023642
            ],
            [
              -120.31108692504291,
              48.56813715256108,
              1155.0153361023642
            ]
          ]
        ]
      },
      "bbox": [
        -120.3110869,
        48.56764263,
        1155.015336,
        -120.2892596,
        48.58214024,
        1647.095336
      ],
      "properties": {
        "datetime": "2018-10-11T20:12:55Z",
        "pc:count": 46447253,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699179.6546,
            "count": 46447253,
            "maximum": 699916.3943,
            "minimum": 698359.6543,
            "name": "X",
            "position": 0,
            "stddev": 444.0821435,
            "variance": 197208.9502
          },
          {
            "average": 5383709.441,
            "count": 46447253,
            "maximum": 5384498.628,
            "minimum": 5382940.368,
            "name": "Y",
            "position": 1,
            "stddev": 433.4351008,
            "variance": 187865.9866
          },
          {
            "average": 1379.947111,
            "count": 46447253,
            "maximum": 1647.095336,
            "minimum": 1155.015336,
            "name": "Z",
            "position": 2,
            "stddev": 101.0233047,
            "variance": 10205.7081
          },
          {
            "average": 599.9290458,
            "count": 46447253,
            "maximum": 4095,
            "minimum": 37,
            "name": "Intensity",
            "position": 3,
            "stddev": 420.6808869,
            "variance": 176972.4086
          },
          {
            "average": 1.599422575,
            "count": 46447253,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8452117055,
            "variance": 0.7143828271
          },
          {
            "average": 2.197047692,
            "count": 46447253,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.087144109,
            "variance": 1.181882314
          },
          {
            "average": 0.4964390467,
            "count": 46447253,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873248,
            "variance": 0.249987325
          },
          {
            "average": 0.0003414841347,
            "count": 46447253,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01847613408,
            "variance": 0.0003413675306
          },
          {
            "average": 1.305282188,
            "count": 46447253,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5784452622,
            "variance": 0.3345989214
          },
          {
            "average": -0.7410836049,
            "count": 46447253,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.64342252,
            "variance": 135.569288
          },
          {
            "average": 0,
            "count": 46447253,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 136.8675527,
            "count": 46447253,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 11.27426699,
            "variance": 127.1090962
          },
          {
            "average": 223294352.2,
            "count": 46447253,
            "maximum": 223323975.6,
            "minimum": 222115678.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 179549.1767,
            "variance": 32237906870.0
          },
          {
            "average": 0,
            "count": 46447253,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46447253,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46447253,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46447253,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46447253,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698359.6543,
          5382940.368,
          1155.015336,
          699916.3943,
          5384498.628,
          1647.095336
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698359.6543245914,
                5382940.368088142,
                1155.0153361023642
              ],
              [
                698359.6543245914,
                5384498.628088142,
                1155.0153361023642
              ],
              [
                699916.3943245914,
                5384498.628088142,
                1647.0953361023642
              ],
              [
                699916.3943245914,
                5382940.368088142,
                1647.0953361023642
              ],
              [
                698359.6543245914,
                5382940.368088142,
                1155.0153361023642
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:12:55+00:00",
        "end_time": "2018-09-27T20:34:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3110869,
            48.56764263,
            1155.015336,
            -120.2892596,
            48.58214024,
            1647.095336
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31108692504291,
                  48.56813715256108,
                  1155.0153361023642
                ],
                [
                  -120.31034370347132,
                  48.58214024160541,
                  1155.0153361023642
                ],
                [
                  -120.2892596269876,
                  48.581645479863866,
                  1647.0953361023642
                ],
                [
                  -120.29000865731157,
                  48.56764263288054,
                  1647.0953361023642
                ],
                [
                  -120.31108692504291,
                  48.56813715256108,
                  1155.0153361023642
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:12:55Z",
            "pc:count": 46447253,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699179.6546,
                "count": 46447253,
                "maximum": 699916.3943,
                "minimum": 698359.6543,
                "name": "X",
                "position": 0,
                "stddev": 444.0821435,
                "variance": 197208.9502
              },
              {
                "average": 5383709.441,
                "count": 46447253,
                "maximum": 5384498.628,
                "minimum": 5382940.368,
                "name": "Y",
                "position": 1,
                "stddev": 433.4351008,
                "variance": 187865.9866
              },
              {
                "average": 1379.947111,
                "count": 46447253,
                "maximum": 1647.095336,
                "minimum": 1155.015336,
                "name": "Z",
                "position": 2,
                "stddev": 101.0233047,
                "variance": 10205.7081
              },
              {
                "average": 599.9290458,
                "count": 46447253,
                "maximum": 4095,
                "minimum": 37,
                "name": "Intensity",
                "position": 3,
                "stddev": 420.6808869,
                "variance": 176972.4086
              },
              {
                "average": 1.599422575,
                "count": 46447253,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8452117055,
                "variance": 0.7143828271
              },
              {
                "average": 2.197047692,
                "count": 46447253,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.087144109,
                "variance": 1.181882314
              },
              {
                "average": 0.4964390467,
                "count": 46447253,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873248,
                "variance": 0.249987325
              },
              {
                "average": 0.0003414841347,
                "count": 46447253,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01847613408,
                "variance": 0.0003413675306
              },
              {
                "average": 1.305282188,
                "count": 46447253,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5784452622,
                "variance": 0.3345989214
              },
              {
                "average": -0.7410836049,
                "count": 46447253,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.64342252,
                "variance": 135.569288
              },
              {
                "average": 0,
                "count": 46447253,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 136.8675527,
                "count": 46447253,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 11.27426699,
                "variance": 127.1090962
              },
              {
                "average": 223294352.2,
                "count": 46447253,
                "maximum": 223323975.6,
                "minimum": 222115678.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 179549.1767,
                "variance": 32237906870.0
              },
              {
                "average": 0,
                "count": 46447253,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46447253,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46447253,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46447253,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46447253,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698359.6543,
              5382940.368,
              1155.015336,
              699916.3943,
              5384498.628,
              1647.095336
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698359.6543245914,
                    5382940.368088142,
                    1155.0153361023642
                  ],
                  [
                    698359.6543245914,
                    5384498.628088142,
                    1155.0153361023642
                  ],
                  [
                    699916.3943245914,
                    5384498.628088142,
                    1647.0953361023642
                  ],
                  [
                    699916.3943245914,
                    5382940.368088142,
                    1647.0953361023642
                  ],
                  [
                    698359.6543245914,
                    5382940.368088142,
                    1155.0153361023642
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:12:55+00:00",
            "end_time": "2018-09-27T20:34:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.310064408657,
              48.39270418820656,
              736.2178893689476
            ],
            [
              -120.30932573626205,
              48.4067026617063,
              736.2178893689476
            ],
            [
              -120.28831483170055,
              48.40620905708142,
              1190.2178893689475
            ],
            [
              -120.28905925506852,
              48.392210824813894,
              1190.2178893689475
            ],
            [
              -120.310064408657,
              48.39270418820656,
              736.2178893689476
            ]
          ]
        ]
      },
      "bbox": [
        -120.3100644,
        48.39221082,
        736.2178894,
        -120.2883148,
        48.40670266,
        1190.217889
      ],
      "properties": {
        "datetime": "2018-10-11T20:07:52Z",
        "pc:count": 35726388,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699959.9683,
            "count": 35726388,
            "maximum": 700677.6571,
            "minimum": 699120.9571,
            "name": "X",
            "position": 0,
            "stddev": 449.5161915,
            "variance": 202064.8064
          },
          {
            "average": 5364227.911,
            "count": 35726388,
            "maximum": 5365003.031,
            "minimum": 5363445.331,
            "name": "Y",
            "position": 1,
            "stddev": 427.4040244,
            "variance": 182674.2001
          },
          {
            "average": 993.3328389,
            "count": 35726388,
            "maximum": 1190.217889,
            "minimum": 736.2178894,
            "name": "Z",
            "position": 2,
            "stddev": 96.92443908,
            "variance": 9394.346892
          },
          {
            "average": 677.3702724,
            "count": 35726388,
            "maximum": 2549,
            "minimum": 62,
            "name": "Intensity",
            "position": 3,
            "stddev": 360.2231233,
            "variance": 129760.6986
          },
          {
            "average": 1.274603187,
            "count": 35726388,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5835977572,
            "variance": 0.3405863422
          },
          {
            "average": 1.549087526,
            "count": 35726388,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8195062387,
            "variance": 0.6715904752
          },
          {
            "average": 0.4966990226,
            "count": 35726388,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891104,
            "variance": 0.2499891105
          },
          {
            "average": 0.0003240182019,
            "count": 35726388,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01799758937,
            "variance": 0.0003239132232
          },
          {
            "average": 1.417574567,
            "count": 35726388,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5717342102,
            "variance": 0.3268800071
          },
          {
            "average": 0.1760504911,
            "count": 35726388,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.98267505,
            "variance": 120.6191513
          },
          {
            "average": 0,
            "count": 35726388,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.9600253,
            "count": 35726388,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 17.60309399,
            "variance": 309.868918
          },
          {
            "average": 223252825.1,
            "count": 35726388,
            "maximum": 223323672.9,
            "minimum": 222115378.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 280115.5361,
            "variance": 78464713590.0
          },
          {
            "average": 0,
            "count": 35726388,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35726388,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35726388,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35726388,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35726388,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699120.9571,
          5363445.331,
          736.2178894,
          700677.6571,
          5365003.031,
          1190.217889
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699120.9571202621,
                5363445.330778543,
                736.2178893689476
              ],
              [
                699120.9571202621,
                5365003.030778542,
                736.2178893689476
              ],
              [
                700677.657120262,
                5365003.030778542,
                1190.2178893689475
              ],
              [
                700677.657120262,
                5363445.330778543,
                1190.2178893689475
              ],
              [
                699120.9571202621,
                5363445.330778543,
                736.2178893689476
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:07:52+00:00",
        "end_time": "2018-09-27T20:29:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3100644,
            48.39221082,
            736.2178894,
            -120.2883148,
            48.40670266,
            1190.217889
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.310064408657,
                  48.39270418820656,
                  736.2178893689476
                ],
                [
                  -120.30932573626205,
                  48.4067026617063,
                  736.2178893689476
                ],
                [
                  -120.28831483170055,
                  48.40620905708142,
                  1190.2178893689475
                ],
                [
                  -120.28905925506852,
                  48.392210824813894,
                  1190.2178893689475
                ],
                [
                  -120.310064408657,
                  48.39270418820656,
                  736.2178893689476
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:07:52Z",
            "pc:count": 35726388,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699959.9683,
                "count": 35726388,
                "maximum": 700677.6571,
                "minimum": 699120.9571,
                "name": "X",
                "position": 0,
                "stddev": 449.5161915,
                "variance": 202064.8064
              },
              {
                "average": 5364227.911,
                "count": 35726388,
                "maximum": 5365003.031,
                "minimum": 5363445.331,
                "name": "Y",
                "position": 1,
                "stddev": 427.4040244,
                "variance": 182674.2001
              },
              {
                "average": 993.3328389,
                "count": 35726388,
                "maximum": 1190.217889,
                "minimum": 736.2178894,
                "name": "Z",
                "position": 2,
                "stddev": 96.92443908,
                "variance": 9394.346892
              },
              {
                "average": 677.3702724,
                "count": 35726388,
                "maximum": 2549,
                "minimum": 62,
                "name": "Intensity",
                "position": 3,
                "stddev": 360.2231233,
                "variance": 129760.6986
              },
              {
                "average": 1.274603187,
                "count": 35726388,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5835977572,
                "variance": 0.3405863422
              },
              {
                "average": 1.549087526,
                "count": 35726388,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8195062387,
                "variance": 0.6715904752
              },
              {
                "average": 0.4966990226,
                "count": 35726388,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891104,
                "variance": 0.2499891105
              },
              {
                "average": 0.0003240182019,
                "count": 35726388,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01799758937,
                "variance": 0.0003239132232
              },
              {
                "average": 1.417574567,
                "count": 35726388,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5717342102,
                "variance": 0.3268800071
              },
              {
                "average": 0.1760504911,
                "count": 35726388,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.98267505,
                "variance": 120.6191513
              },
              {
                "average": 0,
                "count": 35726388,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.9600253,
                "count": 35726388,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 17.60309399,
                "variance": 309.868918
              },
              {
                "average": 223252825.1,
                "count": 35726388,
                "maximum": 223323672.9,
                "minimum": 222115378.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 280115.5361,
                "variance": 78464713590.0
              },
              {
                "average": 0,
                "count": 35726388,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35726388,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35726388,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35726388,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35726388,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699120.9571,
              5363445.331,
              736.2178894,
              700677.6571,
              5365003.031,
              1190.217889
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699120.9571202621,
                    5363445.330778543,
                    736.2178893689476
                  ],
                  [
                    699120.9571202621,
                    5365003.030778542,
                    736.2178893689476
                  ],
                  [
                    700677.657120262,
                    5365003.030778542,
                    1190.2178893689475
                  ],
                  [
                    700677.657120262,
                    5363445.330778543,
                    1190.2178893689475
                  ],
                  [
                    699120.9571202621,
                    5363445.330778543,
                    736.2178893689476
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:07:52+00:00",
            "end_time": "2018-09-27T20:29:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29143631494203,
              48.68965578166074,
              1034.744496062288
            ],
            [
              -120.29068441430977,
              48.70365924581091,
              1034.744496062288
            ],
            [
              -120.26955133023924,
              48.70315999141748,
              1620.204496062288
            ],
            [
              -120.27030907812015,
              48.6891567716668,
              1620.204496062288
            ],
            [
              -120.29143631494203,
              48.68965578166074,
              1034.744496062288
            ]
          ]
        ]
      },
      "bbox": [
        -120.2914363,
        48.68915677,
        1034.744496,
        -120.2695513,
        48.70365925,
        1620.204496
      ],
      "properties": {
        "datetime": "2018-10-11T21:14:57Z",
        "pc:count": 36272178,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700129.2438,
            "count": 36272178,
            "maximum": 700886.2826,
            "minimum": 699329.6426,
            "name": "X",
            "position": 0,
            "stddev": 432.6587408,
            "variance": 187193.586
          },
          {
            "average": 5397258.826,
            "count": 36272178,
            "maximum": 5398055.832,
            "minimum": 5396497.472,
            "name": "Y",
            "position": 1,
            "stddev": 440.0739249,
            "variance": 193665.0594
          },
          {
            "average": 1303.560021,
            "count": 36272178,
            "maximum": 1620.204496,
            "minimum": 1034.744496,
            "name": "Z",
            "position": 2,
            "stddev": 136.9401385,
            "variance": 18752.60154
          },
          {
            "average": 403.9255342,
            "count": 36272178,
            "maximum": 4095,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 280.1464437,
            "variance": 78482.02992
          },
          {
            "average": 1.355766422,
            "count": 36272178,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6662158598,
            "variance": 0.4438435718
          },
          {
            "average": 1.711076545,
            "count": 36272178,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9211984315,
            "variance": 0.8486065502
          },
          {
            "average": 0.4966747792,
            "count": 36272178,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999889497,
            "variance": 0.2499889498
          },
          {
            "average": 0.0003094382697,
            "count": 36272178,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01758813595,
            "variance": 0.0003093425262
          },
          {
            "average": 1.366877886,
            "count": 36272178,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5568157093,
            "variance": 0.3100437341
          },
          {
            "average": 1.550553233,
            "count": 36272178,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.27410021,
            "variance": 127.1053356
          },
          {
            "average": 0,
            "count": 36272178,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.2997392,
            "count": 36272178,
            "maximum": 150,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.180065176,
            "variance": 4.752684173
          },
          {
            "average": 223324344,
            "count": 36272178,
            "maximum": 223327697.8,
            "minimum": 223322105.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1103.796585,
            "variance": 1218366.901
          },
          {
            "average": 0,
            "count": 36272178,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36272178,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36272178,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36272178,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36272178,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699329.6426,
          5396497.472,
          1034.744496,
          700886.2826,
          5398055.832,
          1620.204496
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699329.6426228572,
                5396497.472382829,
                1034.744496062288
              ],
              [
                699329.6426228572,
                5398055.832382828,
                1034.744496062288
              ],
              [
                700886.2826228571,
                5398055.832382828,
                1620.204496062288
              ],
              [
                700886.2826228571,
                5396497.472382829,
                1620.204496062288
              ],
              [
                699329.6426228572,
                5396497.472382829,
                1034.744496062288
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:14:57+00:00",
        "end_time": "2018-10-11T19:41:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2914363,
            48.68915677,
            1034.744496,
            -120.2695513,
            48.70365925,
            1620.204496
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29143631494203,
                  48.68965578166074,
                  1034.744496062288
                ],
                [
                  -120.29068441430977,
                  48.70365924581091,
                  1034.744496062288
                ],
                [
                  -120.26955133023924,
                  48.70315999141748,
                  1620.204496062288
                ],
                [
                  -120.27030907812015,
                  48.6891567716668,
                  1620.204496062288
                ],
                [
                  -120.29143631494203,
                  48.68965578166074,
                  1034.744496062288
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:14:57Z",
            "pc:count": 36272178,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700129.2438,
                "count": 36272178,
                "maximum": 700886.2826,
                "minimum": 699329.6426,
                "name": "X",
                "position": 0,
                "stddev": 432.6587408,
                "variance": 187193.586
              },
              {
                "average": 5397258.826,
                "count": 36272178,
                "maximum": 5398055.832,
                "minimum": 5396497.472,
                "name": "Y",
                "position": 1,
                "stddev": 440.0739249,
                "variance": 193665.0594
              },
              {
                "average": 1303.560021,
                "count": 36272178,
                "maximum": 1620.204496,
                "minimum": 1034.744496,
                "name": "Z",
                "position": 2,
                "stddev": 136.9401385,
                "variance": 18752.60154
              },
              {
                "average": 403.9255342,
                "count": 36272178,
                "maximum": 4095,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 280.1464437,
                "variance": 78482.02992
              },
              {
                "average": 1.355766422,
                "count": 36272178,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6662158598,
                "variance": 0.4438435718
              },
              {
                "average": 1.711076545,
                "count": 36272178,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9211984315,
                "variance": 0.8486065502
              },
              {
                "average": 0.4966747792,
                "count": 36272178,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999889497,
                "variance": 0.2499889498
              },
              {
                "average": 0.0003094382697,
                "count": 36272178,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01758813595,
                "variance": 0.0003093425262
              },
              {
                "average": 1.366877886,
                "count": 36272178,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5568157093,
                "variance": 0.3100437341
              },
              {
                "average": 1.550553233,
                "count": 36272178,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.27410021,
                "variance": 127.1053356
              },
              {
                "average": 0,
                "count": 36272178,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.2997392,
                "count": 36272178,
                "maximum": 150,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.180065176,
                "variance": 4.752684173
              },
              {
                "average": 223324344,
                "count": 36272178,
                "maximum": 223327697.8,
                "minimum": 223322105.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1103.796585,
                "variance": 1218366.901
              },
              {
                "average": 0,
                "count": 36272178,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36272178,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36272178,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36272178,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36272178,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699329.6426,
              5396497.472,
              1034.744496,
              700886.2826,
              5398055.832,
              1620.204496
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699329.6426228572,
                    5396497.472382829,
                    1034.744496062288
                  ],
                  [
                    699329.6426228572,
                    5398055.832382828,
                    1034.744496062288
                  ],
                  [
                    700886.2826228571,
                    5398055.832382828,
                    1620.204496062288
                  ],
                  [
                    700886.2826228571,
                    5396497.472382829,
                    1620.204496062288
                  ],
                  [
                    699329.6426228572,
                    5396497.472382829,
                    1034.744496062288
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:14:57+00:00",
            "end_time": "2018-10-11T19:41:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26943529512386,
              48.36581378733727,
              552.2616056853874
            ],
            [
              -120.26868610447053,
              48.37981329373242,
              552.2616056853874
            ],
            [
              -120.24768401035794,
              48.379312404832014,
              1024.2016056853874
            ],
            [
              -120.24843894415832,
              48.36531314321942,
              1024.2016056853874
            ],
            [
              -120.26943529512386,
              48.36581378733727,
              552.2616056853874
            ]
          ]
        ]
      },
      "bbox": [
        -120.2694353,
        48.36531314,
        552.2616057,
        -120.247684,
        48.37981329,
        1024.201606
      ],
      "properties": {
        "datetime": "2018-10-11T21:24:37Z",
        "pc:count": 43441113,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703068.2221,
            "count": 43441113,
            "maximum": 703791.7117,
            "minimum": 702234.7917,
            "name": "X",
            "position": 0,
            "stddev": 444.0322292,
            "variance": 197164.6206
          },
          {
            "average": 5361347.363,
            "count": 43441113,
            "maximum": 5362121.077,
            "minimum": 5360563.217,
            "name": "Y",
            "position": 1,
            "stddev": 426.746981,
            "variance": 182112.9858
          },
          {
            "average": 764.2241916,
            "count": 43441113,
            "maximum": 1024.201606,
            "minimum": 552.2616057,
            "name": "Z",
            "position": 2,
            "stddev": 80.14426645,
            "variance": 6423.103446
          },
          {
            "average": 594.0810413,
            "count": 43441113,
            "maximum": 4095,
            "minimum": 75,
            "name": "Intensity",
            "position": 3,
            "stddev": 321.788336,
            "variance": 103547.7332
          },
          {
            "average": 1.408877991,
            "count": 43441113,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6394981117,
            "variance": 0.4089578349
          },
          {
            "average": 1.81770619,
            "count": 43441113,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8067127619,
            "variance": 0.6507854802
          },
          {
            "average": 0.4977809846,
            "count": 43441113,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999950817,
            "variance": 0.2499950817
          },
          {
            "average": 0.0002893342074,
            "count": 43441113,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01700736605,
            "variance": 0.0002892504998
          },
          {
            "average": 1.250630779,
            "count": 43441113,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4791147986,
            "variance": 0.2295509903
          },
          {
            "average": -0.2535366721,
            "count": 43441113,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.13039699,
            "variance": 102.6249432
          },
          {
            "average": 0,
            "count": 43441113,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 91.27907043,
            "count": 43441113,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.50471537,
            "variance": 4290.867735
          },
          {
            "average": 220224876.9,
            "count": 43441113,
            "maximum": 223328277.1,
            "minimum": 216235667.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3516975.76,
            "variance": 12369118490000.0
          },
          {
            "average": 0,
            "count": 43441113,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43441113,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43441113,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43441113,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43441113,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702234.7917,
          5360563.217,
          552.2616057,
          703791.7117,
          5362121.077,
          1024.201606
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702234.7917157647,
                5360563.217358418,
                552.2616056853874
              ],
              [
                702234.7917157647,
                5362121.077358417,
                552.2616056853874
              ],
              [
                703791.7117157646,
                5362121.077358417,
                1024.2016056853874
              ],
              [
                703791.7117157646,
                5360563.217358418,
                1024.2016056853874
              ],
              [
                702234.7917157647,
                5360563.217358418,
                552.2616056853874
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:24:37+00:00",
        "end_time": "2018-07-21T19:14:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2694353,
            48.36531314,
            552.2616057,
            -120.247684,
            48.37981329,
            1024.201606
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26943529512386,
                  48.36581378733727,
                  552.2616056853874
                ],
                [
                  -120.26868610447053,
                  48.37981329373242,
                  552.2616056853874
                ],
                [
                  -120.24768401035794,
                  48.379312404832014,
                  1024.2016056853874
                ],
                [
                  -120.24843894415832,
                  48.36531314321942,
                  1024.2016056853874
                ],
                [
                  -120.26943529512386,
                  48.36581378733727,
                  552.2616056853874
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:24:37Z",
            "pc:count": 43441113,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703068.2221,
                "count": 43441113,
                "maximum": 703791.7117,
                "minimum": 702234.7917,
                "name": "X",
                "position": 0,
                "stddev": 444.0322292,
                "variance": 197164.6206
              },
              {
                "average": 5361347.363,
                "count": 43441113,
                "maximum": 5362121.077,
                "minimum": 5360563.217,
                "name": "Y",
                "position": 1,
                "stddev": 426.746981,
                "variance": 182112.9858
              },
              {
                "average": 764.2241916,
                "count": 43441113,
                "maximum": 1024.201606,
                "minimum": 552.2616057,
                "name": "Z",
                "position": 2,
                "stddev": 80.14426645,
                "variance": 6423.103446
              },
              {
                "average": 594.0810413,
                "count": 43441113,
                "maximum": 4095,
                "minimum": 75,
                "name": "Intensity",
                "position": 3,
                "stddev": 321.788336,
                "variance": 103547.7332
              },
              {
                "average": 1.408877991,
                "count": 43441113,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6394981117,
                "variance": 0.4089578349
              },
              {
                "average": 1.81770619,
                "count": 43441113,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8067127619,
                "variance": 0.6507854802
              },
              {
                "average": 0.4977809846,
                "count": 43441113,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999950817,
                "variance": 0.2499950817
              },
              {
                "average": 0.0002893342074,
                "count": 43441113,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01700736605,
                "variance": 0.0002892504998
              },
              {
                "average": 1.250630779,
                "count": 43441113,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4791147986,
                "variance": 0.2295509903
              },
              {
                "average": -0.2535366721,
                "count": 43441113,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.13039699,
                "variance": 102.6249432
              },
              {
                "average": 0,
                "count": 43441113,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 91.27907043,
                "count": 43441113,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.50471537,
                "variance": 4290.867735
              },
              {
                "average": 220224876.9,
                "count": 43441113,
                "maximum": 223328277.1,
                "minimum": 216235667.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3516975.76,
                "variance": 12369118490000.0
              },
              {
                "average": 0,
                "count": 43441113,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43441113,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43441113,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43441113,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43441113,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702234.7917,
              5360563.217,
              552.2616057,
              703791.7117,
              5362121.077,
              1024.201606
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702234.7917157647,
                    5360563.217358418,
                    552.2616056853874
                  ],
                  [
                    702234.7917157647,
                    5362121.077358417,
                    552.2616056853874
                  ],
                  [
                    703791.7117157646,
                    5362121.077358417,
                    1024.2016056853874
                  ],
                  [
                    703791.7117157646,
                    5360563.217358418,
                    1024.2016056853874
                  ],
                  [
                    702234.7917157647,
                    5360563.217358418,
                    552.2616056853874
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:24:37+00:00",
            "end_time": "2018-07-21T19:14:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35093667398975,
              48.743468903711126,
              1942.0354715090348
            ],
            [
              -120.35020134328907,
              48.757445239952695,
              1942.0354715090348
            ],
            [
              -120.33098303075506,
              48.75700144214553,
              2479.1954715090346
            ],
            [
              -120.3317236792442,
              48.74302532278924,
              2479.1954715090346
            ],
            [
              -120.35093667398975,
              48.743468903711126,
              1942.0354715090348
            ]
          ]
        ]
      },
      "bbox": [
        -120.3509367,
        48.74302532,
        1942.035472,
        -120.330983,
        48.75744524,
        2479.195472
      ],
      "properties": {
        "datetime": "2018-10-11T18:37:38Z",
        "pc:count": 19904624,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695611.1043,
            "count": 19904624,
            "maximum": 696157.3429,
            "minimum": 694743.3229,
            "name": "X",
            "position": 0,
            "stddev": 309.1368936,
            "variance": 95565.61898
          },
          {
            "average": 5403091.32,
            "count": 19904624,
            "maximum": 5403879.907,
            "minimum": 5402324.627,
            "name": "Y",
            "position": 1,
            "stddev": 455.9899375,
            "variance": 207926.8231
          },
          {
            "average": 2216.246849,
            "count": 19904624,
            "maximum": 2479.195472,
            "minimum": 1942.035472,
            "name": "Z",
            "position": 2,
            "stddev": 133.7121144,
            "variance": 17878.92954
          },
          {
            "average": 1252.731072,
            "count": 19904624,
            "maximum": 3398,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 689.1175898,
            "variance": 474883.0526
          },
          {
            "average": 1.146178797,
            "count": 19904624,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4570556555,
            "variance": 0.2088998722
          },
          {
            "average": 1.292611405,
            "count": 19904624,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6779828391,
            "variance": 0.4596607301
          },
          {
            "average": 0.4975214804,
            "count": 19904624,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999938695,
            "variance": 0.2499938695
          },
          {
            "average": 0.0002044248613,
            "count": 19904624,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01429626112,
            "variance": 0.000204383082
          },
          {
            "average": 1.391594385,
            "count": 19904624,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5396758213,
            "variance": 0.2912499921
          },
          {
            "average": -0.8009587961,
            "count": 19904624,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.79318236,
            "variance": 190.2518795
          },
          {
            "average": 0,
            "count": 19904624,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 129.2384537,
            "count": 19904624,
            "maximum": 132,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.699789615,
            "variance": 2.889284735
          },
          {
            "average": 223316770.9,
            "count": 19904624,
            "maximum": 223318258,
            "minimum": 223314471,
            "name": "GpsTime",
            "position": 12,
            "stddev": 896.726637,
            "variance": 804118.6615
          },
          {
            "average": 0,
            "count": 19904624,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19904624,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19904624,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19904624,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19904624,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694743.3229,
          5402324.627,
          1942.035472,
          696157.3429,
          5403879.907,
          2479.195472
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694743.3228682228,
                5402324.6265199995,
                1942.0354715090348
              ],
              [
                694743.3228682228,
                5403879.906519999,
                1942.0354715090348
              ],
              [
                696157.3428682229,
                5403879.906519999,
                2479.1954715090346
              ],
              [
                696157.3428682229,
                5402324.6265199995,
                2479.1954715090346
              ],
              [
                694743.3228682228,
                5402324.6265199995,
                1942.0354715090348
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:37:38+00:00",
        "end_time": "2018-10-11T17:34:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3509367,
            48.74302532,
            1942.035472,
            -120.330983,
            48.75744524,
            2479.195472
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35093667398975,
                  48.743468903711126,
                  1942.0354715090348
                ],
                [
                  -120.35020134328907,
                  48.757445239952695,
                  1942.0354715090348
                ],
                [
                  -120.33098303075506,
                  48.75700144214553,
                  2479.1954715090346
                ],
                [
                  -120.3317236792442,
                  48.74302532278924,
                  2479.1954715090346
                ],
                [
                  -120.35093667398975,
                  48.743468903711126,
                  1942.0354715090348
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:37:38Z",
            "pc:count": 19904624,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695611.1043,
                "count": 19904624,
                "maximum": 696157.3429,
                "minimum": 694743.3229,
                "name": "X",
                "position": 0,
                "stddev": 309.1368936,
                "variance": 95565.61898
              },
              {
                "average": 5403091.32,
                "count": 19904624,
                "maximum": 5403879.907,
                "minimum": 5402324.627,
                "name": "Y",
                "position": 1,
                "stddev": 455.9899375,
                "variance": 207926.8231
              },
              {
                "average": 2216.246849,
                "count": 19904624,
                "maximum": 2479.195472,
                "minimum": 1942.035472,
                "name": "Z",
                "position": 2,
                "stddev": 133.7121144,
                "variance": 17878.92954
              },
              {
                "average": 1252.731072,
                "count": 19904624,
                "maximum": 3398,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 689.1175898,
                "variance": 474883.0526
              },
              {
                "average": 1.146178797,
                "count": 19904624,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4570556555,
                "variance": 0.2088998722
              },
              {
                "average": 1.292611405,
                "count": 19904624,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6779828391,
                "variance": 0.4596607301
              },
              {
                "average": 0.4975214804,
                "count": 19904624,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999938695,
                "variance": 0.2499938695
              },
              {
                "average": 0.0002044248613,
                "count": 19904624,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01429626112,
                "variance": 0.000204383082
              },
              {
                "average": 1.391594385,
                "count": 19904624,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5396758213,
                "variance": 0.2912499921
              },
              {
                "average": -0.8009587961,
                "count": 19904624,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.79318236,
                "variance": 190.2518795
              },
              {
                "average": 0,
                "count": 19904624,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 129.2384537,
                "count": 19904624,
                "maximum": 132,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.699789615,
                "variance": 2.889284735
              },
              {
                "average": 223316770.9,
                "count": 19904624,
                "maximum": 223318258,
                "minimum": 223314471,
                "name": "GpsTime",
                "position": 12,
                "stddev": 896.726637,
                "variance": 804118.6615
              },
              {
                "average": 0,
                "count": 19904624,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19904624,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19904624,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19904624,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19904624,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694743.3229,
              5402324.627,
              1942.035472,
              696157.3429,
              5403879.907,
              2479.195472
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694743.3228682228,
                    5402324.6265199995,
                    1942.0354715090348
                  ],
                  [
                    694743.3228682228,
                    5403879.906519999,
                    1942.0354715090348
                  ],
                  [
                    696157.3428682229,
                    5403879.906519999,
                    2479.1954715090346
                  ],
                  [
                    696157.3428682229,
                    5402324.6265199995,
                    2479.1954715090346
                  ],
                  [
                    694743.3228682228,
                    5402324.6265199995,
                    1942.0354715090348
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:37:38+00:00",
            "end_time": "2018-10-11T17:34:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35242788649896,
              48.67599714897166,
              1363.8531840297924
            ],
            [
              -120.35169323890749,
              48.69000170430122,
              1363.8531840297924
            ],
            [
              -120.33056535306491,
              48.68951375444429,
              1941.3531840297924
            ],
            [
              -120.33130584469198,
              48.675509437984054,
              1941.3531840297924
            ],
            [
              -120.35242788649896,
              48.67599714897166,
              1363.8531840297924
            ]
          ]
        ]
      },
      "bbox": [
        -120.3524279,
        48.67550944,
        1363.853184,
        -120.3305654,
        48.6900017,
        1941.353184
      ],
      "properties": {
        "datetime": "2018-10-11T18:46:01Z",
        "pc:count": 37291825,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695626.81,
            "count": 37291825,
            "maximum": 696450.8649,
            "minimum": 694894.2649,
            "name": "X",
            "position": 0,
            "stddev": 421.0423453,
            "variance": 177276.6566
          },
          {
            "average": 5395565.403,
            "count": 37291825,
            "maximum": 5396380.108,
            "minimum": 5394821.708,
            "name": "Y",
            "position": 1,
            "stddev": 435.9120809,
            "variance": 190019.3423
          },
          {
            "average": 1680.740162,
            "count": 37291825,
            "maximum": 1941.353184,
            "minimum": 1363.853184,
            "name": "Z",
            "position": 2,
            "stddev": 121.9407721,
            "variance": 14869.55189
          },
          {
            "average": 399.1002357,
            "count": 37291825,
            "maximum": 4095,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 299.4689634,
            "variance": 89681.66002
          },
          {
            "average": 1.425166347,
            "count": 37291825,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7633549741,
            "variance": 0.5827108164
          },
          {
            "average": 1.85049777,
            "count": 37291825,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.068851745,
            "variance": 1.142444052
          },
          {
            "average": 0.4954679209,
            "count": 37291825,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999794665,
            "variance": 0.249979467
          },
          {
            "average": 0.0002502425129,
            "count": 37291825,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01581707616,
            "variance": 0.0002501798983
          },
          {
            "average": 1.403823063,
            "count": 37291825,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5794378302,
            "variance": 0.3357481991
          },
          {
            "average": 2.159537473,
            "count": 37291825,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.31540958,
            "variance": 128.0384939
          },
          {
            "average": 0,
            "count": 37291825,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.2874746,
            "count": 37291825,
            "maximum": 133,
            "minimum": 124,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.152536491,
            "variance": 4.633413343
          },
          {
            "average": 223316272.5,
            "count": 37291825,
            "maximum": 223318761.6,
            "minimum": 223313953.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1099.161297,
            "variance": 1208155.557
          },
          {
            "average": 0,
            "count": 37291825,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37291825,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37291825,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37291825,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37291825,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          694894.2649,
          5394821.708,
          1363.853184,
          696450.8649,
          5396380.108,
          1941.353184
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                694894.2648590223,
                5394821.708014088,
                1363.8531840297924
              ],
              [
                694894.2648590223,
                5396380.108014088,
                1363.8531840297924
              ],
              [
                696450.8648590224,
                5396380.108014088,
                1941.3531840297924
              ],
              [
                696450.8648590224,
                5394821.708014088,
                1941.3531840297924
              ],
              [
                694894.2648590223,
                5394821.708014088,
                1363.8531840297924
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:46:01+00:00",
        "end_time": "2018-10-11T17:25:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3524279,
            48.67550944,
            1363.853184,
            -120.3305654,
            48.6900017,
            1941.353184
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35242788649896,
                  48.67599714897166,
                  1363.8531840297924
                ],
                [
                  -120.35169323890749,
                  48.69000170430122,
                  1363.8531840297924
                ],
                [
                  -120.33056535306491,
                  48.68951375444429,
                  1941.3531840297924
                ],
                [
                  -120.33130584469198,
                  48.675509437984054,
                  1941.3531840297924
                ],
                [
                  -120.35242788649896,
                  48.67599714897166,
                  1363.8531840297924
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:46:01Z",
            "pc:count": 37291825,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695626.81,
                "count": 37291825,
                "maximum": 696450.8649,
                "minimum": 694894.2649,
                "name": "X",
                "position": 0,
                "stddev": 421.0423453,
                "variance": 177276.6566
              },
              {
                "average": 5395565.403,
                "count": 37291825,
                "maximum": 5396380.108,
                "minimum": 5394821.708,
                "name": "Y",
                "position": 1,
                "stddev": 435.9120809,
                "variance": 190019.3423
              },
              {
                "average": 1680.740162,
                "count": 37291825,
                "maximum": 1941.353184,
                "minimum": 1363.853184,
                "name": "Z",
                "position": 2,
                "stddev": 121.9407721,
                "variance": 14869.55189
              },
              {
                "average": 399.1002357,
                "count": 37291825,
                "maximum": 4095,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 299.4689634,
                "variance": 89681.66002
              },
              {
                "average": 1.425166347,
                "count": 37291825,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7633549741,
                "variance": 0.5827108164
              },
              {
                "average": 1.85049777,
                "count": 37291825,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.068851745,
                "variance": 1.142444052
              },
              {
                "average": 0.4954679209,
                "count": 37291825,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999794665,
                "variance": 0.249979467
              },
              {
                "average": 0.0002502425129,
                "count": 37291825,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01581707616,
                "variance": 0.0002501798983
              },
              {
                "average": 1.403823063,
                "count": 37291825,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5794378302,
                "variance": 0.3357481991
              },
              {
                "average": 2.159537473,
                "count": 37291825,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.31540958,
                "variance": 128.0384939
              },
              {
                "average": 0,
                "count": 37291825,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.2874746,
                "count": 37291825,
                "maximum": 133,
                "minimum": 124,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.152536491,
                "variance": 4.633413343
              },
              {
                "average": 223316272.5,
                "count": 37291825,
                "maximum": 223318761.6,
                "minimum": 223313953.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1099.161297,
                "variance": 1208155.557
              },
              {
                "average": 0,
                "count": 37291825,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37291825,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37291825,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37291825,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37291825,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              694894.2649,
              5394821.708,
              1363.853184,
              696450.8649,
              5396380.108,
              1941.353184
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    694894.2648590223,
                    5394821.708014088,
                    1363.8531840297924
                  ],
                  [
                    694894.2648590223,
                    5396380.108014088,
                    1363.8531840297924
                  ],
                  [
                    696450.8648590224,
                    5396380.108014088,
                    1941.3531840297924
                  ],
                  [
                    696450.8648590224,
                    5394821.708014088,
                    1941.3531840297924
                  ],
                  [
                    694894.2648590223,
                    5394821.708014088,
                    1363.8531840297924
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:46:01+00:00",
            "end_time": "2018-10-11T17:25:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24995520855174,
              48.527791435580326,
              828.243183360075
            ],
            [
              -120.24919616946177,
              48.541794092138,
              828.243183360075
            ],
            [
              -120.22812776541049,
              48.5412883951534,
              1177.303183360075
            ],
            [
              -120.22889259990409,
              48.527285985955075,
              1177.303183360075
            ],
            [
              -120.24995520855174,
              48.527791435580326,
              828.243183360075
            ]
          ]
        ]
      },
      "bbox": [
        -120.2499552,
        48.52728599,
        828.2431834,
        -120.2281278,
        48.54179409,
        1177.303183
      ],
      "properties": {
        "datetime": "2018-07-21T20:03:55Z",
        "pc:count": 48396192,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703767.0774,
            "count": 48396192,
            "maximum": 704587.2203,
            "minimum": 703030.3203,
            "name": "X",
            "position": 0,
            "stddev": 417.2014886,
            "variance": 174057.0821
          },
          {
            "average": 5379427.105,
            "count": 48396192,
            "maximum": 5380175.18,
            "minimum": 5378616.9,
            "name": "Y",
            "position": 1,
            "stddev": 424.1331875,
            "variance": 179888.9607
          },
          {
            "average": 984.4092207,
            "count": 48396192,
            "maximum": 1177.303183,
            "minimum": 828.2431834,
            "name": "Z",
            "position": 2,
            "stddev": 84.61049238,
            "variance": 7158.93542
          },
          {
            "average": 1224.358682,
            "count": 48396192,
            "maximum": 4095,
            "minimum": 63,
            "name": "Intensity",
            "position": 3,
            "stddev": 545.7171836,
            "variance": 297807.2445
          },
          {
            "average": 1.320780796,
            "count": 48396192,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6506489436,
            "variance": 0.4233440478
          },
          {
            "average": 1.64167873,
            "count": 48396192,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9200469823,
            "variance": 0.8464864497
          },
          {
            "average": 0.496111099,
            "count": 48396192,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999848814,
            "variance": 0.2499848816
          },
          {
            "average": 0.0002417752207,
            "count": 48396192,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01554724318,
            "variance": 0.0002417167704
          },
          {
            "average": 1.357120556,
            "count": 48396192,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5032916249,
            "variance": 0.2533024597
          },
          {
            "average": 0.2327508374,
            "count": 48396192,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.2733226,
            "variance": 105.5411573
          },
          {
            "average": 0,
            "count": 48396192,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.98250414,
            "count": 48396192,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.98610277,
            "variance": 4094.221348
          },
          {
            "average": 216224373.6,
            "count": 48396192,
            "maximum": 216238635.1,
            "minimum": 216175527.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23188.48411,
            "variance": 537705795.5
          },
          {
            "average": 0,
            "count": 48396192,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48396192,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48396192,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48396192,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48396192,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703030.3203,
          5378616.9,
          828.2431834,
          704587.2203,
          5380175.18,
          1177.303183
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703030.3203154823,
                5378616.899608518,
                828.243183360075
              ],
              [
                703030.3203154823,
                5380175.179608517,
                828.243183360075
              ],
              [
                704587.2203154822,
                5380175.179608517,
                1177.303183360075
              ],
              [
                704587.2203154822,
                5378616.899608518,
                1177.303183360075
              ],
              [
                703030.3203154823,
                5378616.899608518,
                828.243183360075
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:03:55+00:00",
        "end_time": "2018-07-21T02:32:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2499552,
            48.52728599,
            828.2431834,
            -120.2281278,
            48.54179409,
            1177.303183
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24995520855174,
                  48.527791435580326,
                  828.243183360075
                ],
                [
                  -120.24919616946177,
                  48.541794092138,
                  828.243183360075
                ],
                [
                  -120.22812776541049,
                  48.5412883951534,
                  1177.303183360075
                ],
                [
                  -120.22889259990409,
                  48.527285985955075,
                  1177.303183360075
                ],
                [
                  -120.24995520855174,
                  48.527791435580326,
                  828.243183360075
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:03:55Z",
            "pc:count": 48396192,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703767.0774,
                "count": 48396192,
                "maximum": 704587.2203,
                "minimum": 703030.3203,
                "name": "X",
                "position": 0,
                "stddev": 417.2014886,
                "variance": 174057.0821
              },
              {
                "average": 5379427.105,
                "count": 48396192,
                "maximum": 5380175.18,
                "minimum": 5378616.9,
                "name": "Y",
                "position": 1,
                "stddev": 424.1331875,
                "variance": 179888.9607
              },
              {
                "average": 984.4092207,
                "count": 48396192,
                "maximum": 1177.303183,
                "minimum": 828.2431834,
                "name": "Z",
                "position": 2,
                "stddev": 84.61049238,
                "variance": 7158.93542
              },
              {
                "average": 1224.358682,
                "count": 48396192,
                "maximum": 4095,
                "minimum": 63,
                "name": "Intensity",
                "position": 3,
                "stddev": 545.7171836,
                "variance": 297807.2445
              },
              {
                "average": 1.320780796,
                "count": 48396192,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6506489436,
                "variance": 0.4233440478
              },
              {
                "average": 1.64167873,
                "count": 48396192,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9200469823,
                "variance": 0.8464864497
              },
              {
                "average": 0.496111099,
                "count": 48396192,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999848814,
                "variance": 0.2499848816
              },
              {
                "average": 0.0002417752207,
                "count": 48396192,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01554724318,
                "variance": 0.0002417167704
              },
              {
                "average": 1.357120556,
                "count": 48396192,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5032916249,
                "variance": 0.2533024597
              },
              {
                "average": 0.2327508374,
                "count": 48396192,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.2733226,
                "variance": 105.5411573
              },
              {
                "average": 0,
                "count": 48396192,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.98250414,
                "count": 48396192,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.98610277,
                "variance": 4094.221348
              },
              {
                "average": 216224373.6,
                "count": 48396192,
                "maximum": 216238635.1,
                "minimum": 216175527.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23188.48411,
                "variance": 537705795.5
              },
              {
                "average": 0,
                "count": 48396192,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48396192,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48396192,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48396192,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48396192,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703030.3203,
              5378616.9,
              828.2431834,
              704587.2203,
              5380175.18,
              1177.303183
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703030.3203154823,
                    5378616.899608518,
                    828.243183360075
                  ],
                  [
                    703030.3203154823,
                    5380175.179608517,
                    828.243183360075
                  ],
                  [
                    704587.2203154822,
                    5380175.179608517,
                    1177.303183360075
                  ],
                  [
                    704587.2203154822,
                    5378616.899608518,
                    1177.303183360075
                  ],
                  [
                    703030.3203154823,
                    5378616.899608518,
                    828.243183360075
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:03:55+00:00",
            "end_time": "2018-07-21T02:32:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33140015370759,
              48.56808369904568,
              924.9665996083041
            ],
            [
              -120.33066261037291,
              48.58208576275437,
              924.9665996083041
            ],
            [
              -120.30957955838959,
              48.58159475339405,
              1470.6465996083043
            ],
            [
              -120.31032290995293,
              48.567592929892925,
              1470.6465996083043
            ],
            [
              -120.33140015370759,
              48.56808369904568,
              924.9665996083041
            ]
          ]
        ]
      },
      "bbox": [
        -120.3314002,
        48.56759293,
        924.9665996,
        -120.3095796,
        48.58208576,
        1470.6466
      ],
      "properties": {
        "datetime": "2018-10-11T19:22:39Z",
        "pc:count": 44134346,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697636.3708,
            "count": 44134346,
            "maximum": 698418.1406,
            "minimum": 696861.5006,
            "name": "X",
            "position": 0,
            "stddev": 429.9838469,
            "variance": 184886.1086
          },
          {
            "average": 5383662.14,
            "count": 44134346,
            "maximum": 5384439.987,
            "minimum": 5382881.867,
            "name": "Y",
            "position": 1,
            "stddev": 438.000239,
            "variance": 191844.2094
          },
          {
            "average": 1168.976182,
            "count": 44134346,
            "maximum": 1470.6466,
            "minimum": 924.9665996,
            "name": "Z",
            "position": 2,
            "stddev": 90.53792678,
            "variance": 8197.116185
          },
          {
            "average": 636.9186578,
            "count": 44134346,
            "maximum": 4095,
            "minimum": 50,
            "name": "Intensity",
            "position": 3,
            "stddev": 425.5749708,
            "variance": 181114.0557
          },
          {
            "average": 1.490606522,
            "count": 44134346,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7407783076,
            "variance": 0.548752501
          },
          {
            "average": 1.981268239,
            "count": 44134346,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9565386825,
            "variance": 0.9149662511
          },
          {
            "average": 0.4980506339,
            "count": 44134346,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999962056,
            "variance": 0.2499962056
          },
          {
            "average": 0.0002731885956,
            "count": 44134346,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01652616016,
            "variance": 0.0002731139697
          },
          {
            "average": 1.300320684,
            "count": 44134346,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5058025371,
            "variance": 0.2558362065
          },
          {
            "average": -0.3210300398,
            "count": 44134346,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.82166846,
            "variance": 117.1085083
          },
          {
            "average": 0,
            "count": 44134346,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.3879376,
            "count": 44134346,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.160268986,
            "variance": 4.666762091
          },
          {
            "average": 223319134.4,
            "count": 44134346,
            "maximum": 223320959.4,
            "minimum": 223316868.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1084.940603,
            "variance": 1177096.111
          },
          {
            "average": 0,
            "count": 44134346,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44134346,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44134346,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44134346,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44134346,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696861.5006,
          5382881.867,
          924.9665996,
          698418.1406,
          5384439.987,
          1470.6466
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696861.5005902613,
                5382881.866896431,
                924.9665996083041
              ],
              [
                696861.5005902613,
                5384439.98689643,
                924.9665996083041
              ],
              [
                698418.1405902612,
                5384439.98689643,
                1470.6465996083043
              ],
              [
                698418.1405902612,
                5382881.866896431,
                1470.6465996083043
              ],
              [
                696861.5005902613,
                5382881.866896431,
                924.9665996083041
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:22:39+00:00",
        "end_time": "2018-10-11T18:14:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3314002,
            48.56759293,
            924.9665996,
            -120.3095796,
            48.58208576,
            1470.6466
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33140015370759,
                  48.56808369904568,
                  924.9665996083041
                ],
                [
                  -120.33066261037291,
                  48.58208576275437,
                  924.9665996083041
                ],
                [
                  -120.30957955838959,
                  48.58159475339405,
                  1470.6465996083043
                ],
                [
                  -120.31032290995293,
                  48.567592929892925,
                  1470.6465996083043
                ],
                [
                  -120.33140015370759,
                  48.56808369904568,
                  924.9665996083041
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:22:39Z",
            "pc:count": 44134346,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697636.3708,
                "count": 44134346,
                "maximum": 698418.1406,
                "minimum": 696861.5006,
                "name": "X",
                "position": 0,
                "stddev": 429.9838469,
                "variance": 184886.1086
              },
              {
                "average": 5383662.14,
                "count": 44134346,
                "maximum": 5384439.987,
                "minimum": 5382881.867,
                "name": "Y",
                "position": 1,
                "stddev": 438.000239,
                "variance": 191844.2094
              },
              {
                "average": 1168.976182,
                "count": 44134346,
                "maximum": 1470.6466,
                "minimum": 924.9665996,
                "name": "Z",
                "position": 2,
                "stddev": 90.53792678,
                "variance": 8197.116185
              },
              {
                "average": 636.9186578,
                "count": 44134346,
                "maximum": 4095,
                "minimum": 50,
                "name": "Intensity",
                "position": 3,
                "stddev": 425.5749708,
                "variance": 181114.0557
              },
              {
                "average": 1.490606522,
                "count": 44134346,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7407783076,
                "variance": 0.548752501
              },
              {
                "average": 1.981268239,
                "count": 44134346,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9565386825,
                "variance": 0.9149662511
              },
              {
                "average": 0.4980506339,
                "count": 44134346,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999962056,
                "variance": 0.2499962056
              },
              {
                "average": 0.0002731885956,
                "count": 44134346,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01652616016,
                "variance": 0.0002731139697
              },
              {
                "average": 1.300320684,
                "count": 44134346,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5058025371,
                "variance": 0.2558362065
              },
              {
                "average": -0.3210300398,
                "count": 44134346,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.82166846,
                "variance": 117.1085083
              },
              {
                "average": 0,
                "count": 44134346,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.3879376,
                "count": 44134346,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.160268986,
                "variance": 4.666762091
              },
              {
                "average": 223319134.4,
                "count": 44134346,
                "maximum": 223320959.4,
                "minimum": 223316868.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1084.940603,
                "variance": 1177096.111
              },
              {
                "average": 0,
                "count": 44134346,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44134346,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44134346,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44134346,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44134346,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696861.5006,
              5382881.867,
              924.9665996,
              698418.1406,
              5384439.987,
              1470.6466
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696861.5005902613,
                    5382881.866896431,
                    924.9665996083041
                  ],
                  [
                    696861.5005902613,
                    5384439.98689643,
                    924.9665996083041
                  ],
                  [
                    698418.1405902612,
                    5384439.98689643,
                    1470.6465996083043
                  ],
                  [
                    698418.1405902612,
                    5382881.866896431,
                    1470.6465996083043
                  ],
                  [
                    696861.5005902613,
                    5382881.866896431,
                    924.9665996083041
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:22:39+00:00",
            "end_time": "2018-10-11T18:14:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31195436817602,
              48.716600995544546,
              1226.5417711441678
            ],
            [
              -120.31120746173998,
              48.73060445089534,
              1226.5417711441678
            ],
            [
              -120.29006490198617,
              48.730108808635585,
              2210.881771144168
            ],
            [
              -120.29081766405756,
              48.716105595946026,
              2210.881771144168
            ],
            [
              -120.31195436817602,
              48.716600995544546,
              1226.5417711441678
            ]
          ]
        ]
      },
      "bbox": [
        -120.3119544,
        48.7161056,
        1226.541771,
        -120.2900649,
        48.73060445,
        2210.881771
      ],
      "properties": {
        "datetime": "2018-10-11T20:17:08Z",
        "pc:count": 39445349,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698519.4319,
            "count": 39445349,
            "maximum": 699270.6559,
            "minimum": 697714.1759,
            "name": "X",
            "position": 0,
            "stddev": 415.0271746,
            "variance": 172247.5557
          },
          {
            "average": 5400211.691,
            "count": 39445349,
            "maximum": 5400997.157,
            "minimum": 5399438.817,
            "name": "Y",
            "position": 1,
            "stddev": 436.2874336,
            "variance": 190346.7247
          },
          {
            "average": 1711.997828,
            "count": 39445349,
            "maximum": 2210.881771,
            "minimum": 1226.541771,
            "name": "Z",
            "position": 2,
            "stddev": 210.2110602,
            "variance": 44188.68985
          },
          {
            "average": 496.003609,
            "count": 39445349,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 371.1323155,
            "variance": 137739.1956
          },
          {
            "average": 1.530458078,
            "count": 39445349,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8213942931,
            "variance": 0.6746885847
          },
          {
            "average": 2.061013505,
            "count": 39445349,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.101043835,
            "variance": 1.212297528
          },
          {
            "average": 0.4971744071,
            "count": 39445349,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999920223,
            "variance": 0.2499920224
          },
          {
            "average": 0.0002374424422,
            "count": 39445349,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01540733816,
            "variance": 0.0002373860693
          },
          {
            "average": 1.24757512,
            "count": 39445349,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5049884034,
            "variance": 0.2550132876
          },
          {
            "average": -1.473554885,
            "count": 39445349,
            "maximum": 19.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.0094165,
            "variance": 144.2260848
          },
          {
            "average": 0,
            "count": 39445349,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.9605931,
            "count": 39445349,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.89355681,
            "variance": 3.585557392
          },
          {
            "average": 223321651,
            "count": 39445349,
            "maximum": 223324228.3,
            "minimum": 223320173.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 933.6368321,
            "variance": 871677.7342
          },
          {
            "average": 0,
            "count": 39445349,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39445349,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39445349,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39445349,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39445349,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697714.1759,
          5399438.817,
          1226.541771,
          699270.6559,
          5400997.157,
          2210.881771
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697714.1758865624,
                5399438.816904344,
                1226.5417711441678
              ],
              [
                697714.1758865624,
                5400997.1569043435,
                1226.5417711441678
              ],
              [
                699270.6558865624,
                5400997.1569043435,
                2210.881771144168
              ],
              [
                699270.6558865624,
                5399438.816904344,
                2210.881771144168
              ],
              [
                697714.1758865624,
                5399438.816904344,
                1226.5417711441678
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:17:08+00:00",
        "end_time": "2018-10-11T19:09:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3119544,
            48.7161056,
            1226.541771,
            -120.2900649,
            48.73060445,
            2210.881771
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31195436817602,
                  48.716600995544546,
                  1226.5417711441678
                ],
                [
                  -120.31120746173998,
                  48.73060445089534,
                  1226.5417711441678
                ],
                [
                  -120.29006490198617,
                  48.730108808635585,
                  2210.881771144168
                ],
                [
                  -120.29081766405756,
                  48.716105595946026,
                  2210.881771144168
                ],
                [
                  -120.31195436817602,
                  48.716600995544546,
                  1226.5417711441678
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:17:08Z",
            "pc:count": 39445349,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698519.4319,
                "count": 39445349,
                "maximum": 699270.6559,
                "minimum": 697714.1759,
                "name": "X",
                "position": 0,
                "stddev": 415.0271746,
                "variance": 172247.5557
              },
              {
                "average": 5400211.691,
                "count": 39445349,
                "maximum": 5400997.157,
                "minimum": 5399438.817,
                "name": "Y",
                "position": 1,
                "stddev": 436.2874336,
                "variance": 190346.7247
              },
              {
                "average": 1711.997828,
                "count": 39445349,
                "maximum": 2210.881771,
                "minimum": 1226.541771,
                "name": "Z",
                "position": 2,
                "stddev": 210.2110602,
                "variance": 44188.68985
              },
              {
                "average": 496.003609,
                "count": 39445349,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 371.1323155,
                "variance": 137739.1956
              },
              {
                "average": 1.530458078,
                "count": 39445349,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8213942931,
                "variance": 0.6746885847
              },
              {
                "average": 2.061013505,
                "count": 39445349,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.101043835,
                "variance": 1.212297528
              },
              {
                "average": 0.4971744071,
                "count": 39445349,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999920223,
                "variance": 0.2499920224
              },
              {
                "average": 0.0002374424422,
                "count": 39445349,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01540733816,
                "variance": 0.0002373860693
              },
              {
                "average": 1.24757512,
                "count": 39445349,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5049884034,
                "variance": 0.2550132876
              },
              {
                "average": -1.473554885,
                "count": 39445349,
                "maximum": 19.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.0094165,
                "variance": 144.2260848
              },
              {
                "average": 0,
                "count": 39445349,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.9605931,
                "count": 39445349,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.89355681,
                "variance": 3.585557392
              },
              {
                "average": 223321651,
                "count": 39445349,
                "maximum": 223324228.3,
                "minimum": 223320173.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 933.6368321,
                "variance": 871677.7342
              },
              {
                "average": 0,
                "count": 39445349,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39445349,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39445349,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39445349,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39445349,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697714.1759,
              5399438.817,
              1226.541771,
              699270.6559,
              5400997.157,
              2210.881771
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697714.1758865624,
                    5399438.816904344,
                    1226.5417711441678
                  ],
                  [
                    697714.1758865624,
                    5400997.1569043435,
                    1226.5417711441678
                  ],
                  [
                    699270.6558865624,
                    5400997.1569043435,
                    2210.881771144168
                  ],
                  [
                    699270.6558865624,
                    5399438.816904344,
                    2210.881771144168
                  ],
                  [
                    697714.1758865624,
                    5399438.816904344,
                    1226.5417711441678
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:17:08+00:00",
            "end_time": "2018-10-11T19:09:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3303137363498,
              48.39265067209033,
              736.4351143831964
            ],
            [
              -120.32958062188968,
              48.406649377651206,
              736.4351143831964
            ],
            [
              -120.30856695946116,
              48.40615941512279,
              1124.6151143831964
            ],
            [
              -120.30930582592606,
              48.39216094901812,
              1124.6151143831964
            ],
            [
              -120.3303137363498,
              48.39265067209033,
              736.4351143831964
            ]
          ]
        ]
      },
      "bbox": [
        -120.3303137,
        48.39216095,
        736.4351144,
        -120.308567,
        48.40664938,
        1124.615114
      ],
      "properties": {
        "datetime": "2018-10-11T19:27:46Z",
        "pc:count": 34528058,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698363.7326,
            "count": 34528058,
            "maximum": 699179.2275,
            "minimum": 697622.3475,
            "name": "X",
            "position": 0,
            "stddev": 429.4736568,
            "variance": 184447.6219
          },
          {
            "average": 5364159.224,
            "count": 34528058,
            "maximum": 5364944.628,
            "minimum": 5363386.928,
            "name": "Y",
            "position": 1,
            "stddev": 428.603315,
            "variance": 183700.8017
          },
          {
            "average": 855.2595312,
            "count": 34528058,
            "maximum": 1124.615114,
            "minimum": 736.4351144,
            "name": "Z",
            "position": 2,
            "stddev": 67.88226156,
            "variance": 4608.001434
          },
          {
            "average": 541.2693203,
            "count": 34528058,
            "maximum": 4095,
            "minimum": 75,
            "name": "Intensity",
            "position": 3,
            "stddev": 309.686109,
            "variance": 95905.48614
          },
          {
            "average": 1.32311852,
            "count": 34528058,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5680522945,
            "variance": 0.3226834093
          },
          {
            "average": 1.64625824,
            "count": 34528058,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.735230101,
            "variance": 0.5405633015
          },
          {
            "average": 0.4993353521,
            "count": 34528058,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999995655,
            "variance": 0.2499995655
          },
          {
            "average": 0.00028840313,
            "count": 34528058,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0169799871,
            "variance": 0.000288319962
          },
          {
            "average": 1.299749815,
            "count": 34528058,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5101632123,
            "variance": 0.2602665032
          },
          {
            "average": -0.4113462773,
            "count": 34528058,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.23748313,
            "variance": 104.8060609
          },
          {
            "average": 0,
            "count": 34528058,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.9144213,
            "count": 34528058,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.328361974,
            "variance": 5.42126948
          },
          {
            "average": 223319148.9,
            "count": 34528058,
            "maximum": 223321266,
            "minimum": 223317175.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1190.106529,
            "variance": 1416353.549
          },
          {
            "average": 0,
            "count": 34528058,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34528058,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34528058,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34528058,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34528058,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697622.3475,
          5363386.928,
          736.4351144,
          699179.2275,
          5364944.628,
          1124.615114
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697622.3474771905,
                5363386.92844655,
                736.4351143831964
              ],
              [
                697622.3474771905,
                5364944.628446549,
                736.4351143831964
              ],
              [
                699179.2274771904,
                5364944.628446549,
                1124.6151143831964
              ],
              [
                699179.2274771904,
                5363386.92844655,
                1124.6151143831964
              ],
              [
                697622.3474771905,
                5363386.92844655,
                736.4351143831964
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:27:46+00:00",
        "end_time": "2018-10-11T18:19:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3303137,
            48.39216095,
            736.4351144,
            -120.308567,
            48.40664938,
            1124.615114
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3303137363498,
                  48.39265067209033,
                  736.4351143831964
                ],
                [
                  -120.32958062188968,
                  48.406649377651206,
                  736.4351143831964
                ],
                [
                  -120.30856695946116,
                  48.40615941512279,
                  1124.6151143831964
                ],
                [
                  -120.30930582592606,
                  48.39216094901812,
                  1124.6151143831964
                ],
                [
                  -120.3303137363498,
                  48.39265067209033,
                  736.4351143831964
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:27:46Z",
            "pc:count": 34528058,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698363.7326,
                "count": 34528058,
                "maximum": 699179.2275,
                "minimum": 697622.3475,
                "name": "X",
                "position": 0,
                "stddev": 429.4736568,
                "variance": 184447.6219
              },
              {
                "average": 5364159.224,
                "count": 34528058,
                "maximum": 5364944.628,
                "minimum": 5363386.928,
                "name": "Y",
                "position": 1,
                "stddev": 428.603315,
                "variance": 183700.8017
              },
              {
                "average": 855.2595312,
                "count": 34528058,
                "maximum": 1124.615114,
                "minimum": 736.4351144,
                "name": "Z",
                "position": 2,
                "stddev": 67.88226156,
                "variance": 4608.001434
              },
              {
                "average": 541.2693203,
                "count": 34528058,
                "maximum": 4095,
                "minimum": 75,
                "name": "Intensity",
                "position": 3,
                "stddev": 309.686109,
                "variance": 95905.48614
              },
              {
                "average": 1.32311852,
                "count": 34528058,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5680522945,
                "variance": 0.3226834093
              },
              {
                "average": 1.64625824,
                "count": 34528058,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.735230101,
                "variance": 0.5405633015
              },
              {
                "average": 0.4993353521,
                "count": 34528058,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999995655,
                "variance": 0.2499995655
              },
              {
                "average": 0.00028840313,
                "count": 34528058,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0169799871,
                "variance": 0.000288319962
              },
              {
                "average": 1.299749815,
                "count": 34528058,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5101632123,
                "variance": 0.2602665032
              },
              {
                "average": -0.4113462773,
                "count": 34528058,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.23748313,
                "variance": 104.8060609
              },
              {
                "average": 0,
                "count": 34528058,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.9144213,
                "count": 34528058,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.328361974,
                "variance": 5.42126948
              },
              {
                "average": 223319148.9,
                "count": 34528058,
                "maximum": 223321266,
                "minimum": 223317175.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1190.106529,
                "variance": 1416353.549
              },
              {
                "average": 0,
                "count": 34528058,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34528058,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34528058,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34528058,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34528058,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697622.3475,
              5363386.928,
              736.4351144,
              699179.2275,
              5364944.628,
              1124.615114
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697622.3474771905,
                    5363386.92844655,
                    736.4351143831964
                  ],
                  [
                    697622.3474771905,
                    5364944.628446549,
                    736.4351143831964
                  ],
                  [
                    699179.2274771904,
                    5364944.628446549,
                    1124.6151143831964
                  ],
                  [
                    699179.2274771904,
                    5363386.92844655,
                    1124.6151143831964
                  ],
                  [
                    697622.3474771905,
                    5363386.92844655,
                    736.4351143831964
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:27:46+00:00",
            "end_time": "2018-10-11T18:19:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2905517001871,
              48.527701091219846,
              587.7200487246155
            ],
            [
              -120.28980398492858,
              48.541701885369164,
              587.7200487246155
            ],
            [
              -120.26873652568021,
              48.54120365863977,
              1352.6400487246156
            ],
            [
              -120.26949003568897,
              48.5272031081633,
              1352.6400487246156
            ],
            [
              -120.2905517001871,
              48.527701091219846,
              587.7200487246155
            ]
          ]
        ]
      },
      "bbox": [
        -120.2905517,
        48.52720311,
        587.7200487,
        -120.2687365,
        48.54170189,
        1352.640049
      ],
      "properties": {
        "datetime": "2018-10-11T21:20:02Z",
        "pc:count": 47132754,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700774.5618,
            "count": 47132754,
            "maximum": 701590.5736,
            "minimum": 700033.7936,
            "name": "X",
            "position": 0,
            "stddev": 397.1472861,
            "variance": 157725.9668
          },
          {
            "average": 5379315.077,
            "count": 47132754,
            "maximum": 5380057.815,
            "minimum": 5378499.795,
            "name": "Y",
            "position": 1,
            "stddev": 420.0265996,
            "variance": 176422.3444
          },
          {
            "average": 1027.141621,
            "count": 47132754,
            "maximum": 1352.640049,
            "minimum": 587.7200487,
            "name": "Z",
            "position": 2,
            "stddev": 138.4541541,
            "variance": 19169.55279
          },
          {
            "average": 665.3271778,
            "count": 47132754,
            "maximum": 4095,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 399.434818,
            "variance": 159548.1738
          },
          {
            "average": 1.37816829,
            "count": 47132754,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6776026535,
            "variance": 0.4591453561
          },
          {
            "average": 1.756352748,
            "count": 47132754,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9253713683,
            "variance": 0.8563121694
          },
          {
            "average": 0.4975984005,
            "count": 47132754,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999942376,
            "variance": 0.2499942376
          },
          {
            "average": 0.0002522025341,
            "count": 47132754,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01587888325,
            "variance": 0.0002521389334
          },
          {
            "average": 1.306810907,
            "count": 47132754,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5033699101,
            "variance": 0.2533812664
          },
          {
            "average": -0.3596640024,
            "count": 47132754,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.21745859,
            "variance": 104.39646
          },
          {
            "average": 0,
            "count": 47132754,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 123.1525184,
            "count": 47132754,
            "maximum": 150,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.89457342,
            "variance": 1217.631254
          },
          {
            "average": 223012888,
            "count": 47132754,
            "maximum": 223328002.9,
            "minimum": 222115605.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 528593.9231,
            "variance": 279411535500.0
          },
          {
            "average": 0,
            "count": 47132754,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47132754,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47132754,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47132754,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47132754,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700033.7936,
          5378499.795,
          587.7200487,
          701590.5736,
          5380057.815,
          1352.640049
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700033.7935759824,
                5378499.79502921,
                587.7200487246155
              ],
              [
                700033.7935759824,
                5380057.8150292095,
                587.7200487246155
              ],
              [
                701590.5735759825,
                5380057.8150292095,
                1352.6400487246156
              ],
              [
                701590.5735759825,
                5378499.79502921,
                1352.6400487246156
              ],
              [
                700033.7935759824,
                5378499.79502921,
                587.7200487246155
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:20:02+00:00",
        "end_time": "2018-09-27T20:33:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2905517,
            48.52720311,
            587.7200487,
            -120.2687365,
            48.54170189,
            1352.640049
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2905517001871,
                  48.527701091219846,
                  587.7200487246155
                ],
                [
                  -120.28980398492858,
                  48.541701885369164,
                  587.7200487246155
                ],
                [
                  -120.26873652568021,
                  48.54120365863977,
                  1352.6400487246156
                ],
                [
                  -120.26949003568897,
                  48.5272031081633,
                  1352.6400487246156
                ],
                [
                  -120.2905517001871,
                  48.527701091219846,
                  587.7200487246155
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:20:02Z",
            "pc:count": 47132754,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700774.5618,
                "count": 47132754,
                "maximum": 701590.5736,
                "minimum": 700033.7936,
                "name": "X",
                "position": 0,
                "stddev": 397.1472861,
                "variance": 157725.9668
              },
              {
                "average": 5379315.077,
                "count": 47132754,
                "maximum": 5380057.815,
                "minimum": 5378499.795,
                "name": "Y",
                "position": 1,
                "stddev": 420.0265996,
                "variance": 176422.3444
              },
              {
                "average": 1027.141621,
                "count": 47132754,
                "maximum": 1352.640049,
                "minimum": 587.7200487,
                "name": "Z",
                "position": 2,
                "stddev": 138.4541541,
                "variance": 19169.55279
              },
              {
                "average": 665.3271778,
                "count": 47132754,
                "maximum": 4095,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 399.434818,
                "variance": 159548.1738
              },
              {
                "average": 1.37816829,
                "count": 47132754,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6776026535,
                "variance": 0.4591453561
              },
              {
                "average": 1.756352748,
                "count": 47132754,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9253713683,
                "variance": 0.8563121694
              },
              {
                "average": 0.4975984005,
                "count": 47132754,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999942376,
                "variance": 0.2499942376
              },
              {
                "average": 0.0002522025341,
                "count": 47132754,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01587888325,
                "variance": 0.0002521389334
              },
              {
                "average": 1.306810907,
                "count": 47132754,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5033699101,
                "variance": 0.2533812664
              },
              {
                "average": -0.3596640024,
                "count": 47132754,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.21745859,
                "variance": 104.39646
              },
              {
                "average": 0,
                "count": 47132754,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 123.1525184,
                "count": 47132754,
                "maximum": 150,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.89457342,
                "variance": 1217.631254
              },
              {
                "average": 223012888,
                "count": 47132754,
                "maximum": 223328002.9,
                "minimum": 222115605.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 528593.9231,
                "variance": 279411535500.0
              },
              {
                "average": 0,
                "count": 47132754,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47132754,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47132754,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47132754,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47132754,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700033.7936,
              5378499.795,
              587.7200487,
              701590.5736,
              5380057.815,
              1352.640049
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700033.7935759824,
                    5378499.79502921,
                    587.7200487246155
                  ],
                  [
                    700033.7935759824,
                    5380057.8150292095,
                    587.7200487246155
                  ],
                  [
                    701590.5735759825,
                    5380057.8150292095,
                    1352.6400487246156
                  ],
                  [
                    701590.5735759825,
                    5378499.79502921,
                    1352.6400487246156
                  ],
                  [
                    700033.7935759824,
                    5378499.79502921,
                    587.7200487246155
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:20:02+00:00",
            "end_time": "2018-09-27T20:33:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_574088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.35198143318053,
              48.608514910655465,
              1240.3878925635117
            ],
            [
              -120.35124850555007,
              48.622517648699244,
              1240.3878925635117
            ],
            [
              -120.33014799411492,
              48.62203010075945,
              1973.9278925635117
            ],
            [
              -120.33088674356169,
              48.60802760128437,
              1973.9278925635117
            ],
            [
              -120.35198143318053,
              48.608514910655465,
              1240.3878925635117
            ]
          ]
        ]
      },
      "bbox": [
        -120.3519814,
        48.6080276,
        1240.387893,
        -120.330148,
        48.62251765,
        1973.927893
      ],
      "properties": {
        "datetime": "2018-10-11T18:33:49Z",
        "pc:count": 50299084,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 695992.3948,
            "count": 50299084,
            "maximum": 696744.1556,
            "minimum": 695187.4956,
            "name": "X",
            "position": 0,
            "stddev": 408.2941559,
            "variance": 166704.1177
          },
          {
            "average": 5388120.594,
            "count": 50299084,
            "maximum": 5388880.827,
            "minimum": 5387322.647,
            "name": "Y",
            "position": 1,
            "stddev": 431.3575508,
            "variance": 186069.3366
          },
          {
            "average": 1634.469986,
            "count": 50299084,
            "maximum": 1973.927893,
            "minimum": 1240.387893,
            "name": "Z",
            "position": 2,
            "stddev": 161.3511646,
            "variance": 26034.19832
          },
          {
            "average": 521.2680964,
            "count": 50299084,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 384.2060688,
            "variance": 147614.3033
          },
          {
            "average": 1.705606031,
            "count": 50299084,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9120221816,
            "variance": 0.8317844598
          },
          {
            "average": 2.411649306,
            "count": 50299084,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.136635043,
            "variance": 1.291939222
          },
          {
            "average": 0.4959711394,
            "count": 50299084,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983773,
            "variance": 0.2499837733
          },
          {
            "average": 0.0002171610123,
            "count": 50299084,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01473478394,
            "variance": 0.0002171138577
          },
          {
            "average": 1.248915527,
            "count": 50299084,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5005652642,
            "variance": 0.2505655838
          },
          {
            "average": 1.978756483,
            "count": 50299084,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.43901065,
            "variance": 130.8509646
          },
          {
            "average": 0,
            "count": 50299084,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 128.1080504,
            "count": 50299084,
            "maximum": 131,
            "minimum": 125,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.938254532,
            "variance": 3.756830633
          },
          {
            "average": 223316435.4,
            "count": 50299084,
            "maximum": 223318029.4,
            "minimum": 223314704.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1027.872943,
            "variance": 1056522.788
          },
          {
            "average": 0,
            "count": 50299084,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50299084,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50299084,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50299084,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50299084,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          695187.4956,
          5387322.647,
          1240.387893,
          696744.1556,
          5388880.827,
          1973.927893
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                695187.4956231533,
                5387322.647098642,
                1240.3878925635117
              ],
              [
                695187.4956231533,
                5388880.827098642,
                1240.3878925635117
              ],
              [
                696744.1556231532,
                5388880.827098642,
                1973.9278925635117
              ],
              [
                696744.1556231532,
                5387322.647098642,
                1973.9278925635117
              ],
              [
                695187.4956231533,
                5387322.647098642,
                1240.3878925635117
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T18:33:49+00:00",
        "end_time": "2018-10-11T17:38:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_574088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_574088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_574088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3519814,
            48.6080276,
            1240.387893,
            -120.330148,
            48.62251765,
            1973.927893
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.35198143318053,
                  48.608514910655465,
                  1240.3878925635117
                ],
                [
                  -120.35124850555007,
                  48.622517648699244,
                  1240.3878925635117
                ],
                [
                  -120.33014799411492,
                  48.62203010075945,
                  1973.9278925635117
                ],
                [
                  -120.33088674356169,
                  48.60802760128437,
                  1973.9278925635117
                ],
                [
                  -120.35198143318053,
                  48.608514910655465,
                  1240.3878925635117
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_574088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_574088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T18:33:49Z",
            "pc:count": 50299084,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 695992.3948,
                "count": 50299084,
                "maximum": 696744.1556,
                "minimum": 695187.4956,
                "name": "X",
                "position": 0,
                "stddev": 408.2941559,
                "variance": 166704.1177
              },
              {
                "average": 5388120.594,
                "count": 50299084,
                "maximum": 5388880.827,
                "minimum": 5387322.647,
                "name": "Y",
                "position": 1,
                "stddev": 431.3575508,
                "variance": 186069.3366
              },
              {
                "average": 1634.469986,
                "count": 50299084,
                "maximum": 1973.927893,
                "minimum": 1240.387893,
                "name": "Z",
                "position": 2,
                "stddev": 161.3511646,
                "variance": 26034.19832
              },
              {
                "average": 521.2680964,
                "count": 50299084,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 384.2060688,
                "variance": 147614.3033
              },
              {
                "average": 1.705606031,
                "count": 50299084,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9120221816,
                "variance": 0.8317844598
              },
              {
                "average": 2.411649306,
                "count": 50299084,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.136635043,
                "variance": 1.291939222
              },
              {
                "average": 0.4959711394,
                "count": 50299084,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983773,
                "variance": 0.2499837733
              },
              {
                "average": 0.0002171610123,
                "count": 50299084,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01473478394,
                "variance": 0.0002171138577
              },
              {
                "average": 1.248915527,
                "count": 50299084,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5005652642,
                "variance": 0.2505655838
              },
              {
                "average": 1.978756483,
                "count": 50299084,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.43901065,
                "variance": 130.8509646
              },
              {
                "average": 0,
                "count": 50299084,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 128.1080504,
                "count": 50299084,
                "maximum": 131,
                "minimum": 125,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.938254532,
                "variance": 3.756830633
              },
              {
                "average": 223316435.4,
                "count": 50299084,
                "maximum": 223318029.4,
                "minimum": 223314704.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1027.872943,
                "variance": 1056522.788
              },
              {
                "average": 0,
                "count": 50299084,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50299084,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50299084,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50299084,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50299084,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              695187.4956,
              5387322.647,
              1240.387893,
              696744.1556,
              5388880.827,
              1973.927893
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    695187.4956231533,
                    5387322.647098642,
                    1240.3878925635117
                  ],
                  [
                    695187.4956231533,
                    5388880.827098642,
                    1240.3878925635117
                  ],
                  [
                    696744.1556231532,
                    5388880.827098642,
                    1973.9278925635117
                  ],
                  [
                    696744.1556231532,
                    5387322.647098642,
                    1973.9278925635117
                  ],
                  [
                    695187.4956231533,
                    5387322.647098642,
                    1240.3878925635117
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T18:33:49+00:00",
            "end_time": "2018-10-11T17:38:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26970735950302,
              48.41978923105953,
              833.8049783067311
            ],
            [
              -120.26895674574135,
              48.433790046521565,
              833.8049783067311
            ],
            [
              -120.24793376154211,
              48.433288823057026,
              1163.324978306731
            ],
            [
              -120.24869013565754,
              48.41928825261968,
              1163.324978306731
            ],
            [
              -120.26970735950302,
              48.41978923105953,
              833.8049783067311
            ]
          ]
        ]
      },
      "bbox": [
        -120.2697074,
        48.41928825,
        833.8049783,
        -120.2479338,
        48.43379005,
        1163.324978
      ],
      "properties": {
        "datetime": "2018-10-11T21:23:04Z",
        "pc:count": 49517162,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702805.08,
            "count": 49517162,
            "maximum": 703557.5619,
            "minimum": 702000.7419,
            "name": "X",
            "position": 0,
            "stddev": 453.9307898,
            "variance": 206053.1619
          },
          {
            "average": 5367325.274,
            "count": 49517162,
            "maximum": 5368119.278,
            "minimum": 5366561.258,
            "name": "Y",
            "position": 1,
            "stddev": 432.6801815,
            "variance": 187212.1395
          },
          {
            "average": 976.0013799,
            "count": 49517162,
            "maximum": 1163.324978,
            "minimum": 833.8049783,
            "name": "Z",
            "position": 2,
            "stddev": 67.19930905,
            "variance": 4515.747136
          },
          {
            "average": 677.5432355,
            "count": 49517162,
            "maximum": 4095,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 421.7971406,
            "variance": 177912.8278
          },
          {
            "average": 1.510138101,
            "count": 49517162,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7474320752,
            "variance": 0.558654707
          },
          {
            "average": 2.020051351,
            "count": 49517162,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9515451026,
            "variance": 0.9054380822
          },
          {
            "average": 0.4964040346,
            "count": 49517162,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870739,
            "variance": 0.2499870741
          },
          {
            "average": 0.0003360249119,
            "count": 49517162,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01832790239,
            "variance": 0.000335912006
          },
          {
            "average": 1.265251429,
            "count": 49517162,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4745746551,
            "variance": 0.2252211033
          },
          {
            "average": -0.3995263295,
            "count": 49517162,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.86082181,
            "variance": 117.9574504
          },
          {
            "average": 0,
            "count": 49517162,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.72948205,
            "count": 49517162,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.40775212,
            "variance": 4278.174037
          },
          {
            "average": 220301837.8,
            "count": 49517162,
            "maximum": 223328184.7,
            "minimum": 216235578.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3506487.188,
            "variance": 12295452400000.0
          },
          {
            "average": 0,
            "count": 49517162,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49517162,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49517162,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49517162,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49517162,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702000.7419,
          5366561.258,
          833.8049783,
          703557.5619,
          5368119.278,
          1163.324978
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702000.7419026104,
                5366561.257502142,
                833.8049783067311
              ],
              [
                702000.7419026104,
                5368119.277502142,
                833.8049783067311
              ],
              [
                703557.5619026105,
                5368119.277502142,
                1163.324978306731
              ],
              [
                703557.5619026105,
                5366561.257502142,
                1163.324978306731
              ],
              [
                702000.7419026104,
                5366561.257502142,
                833.8049783067311
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:23:04+00:00",
        "end_time": "2018-07-21T19:12:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2697074,
            48.41928825,
            833.8049783,
            -120.2479338,
            48.43379005,
            1163.324978
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26970735950302,
                  48.41978923105953,
                  833.8049783067311
                ],
                [
                  -120.26895674574135,
                  48.433790046521565,
                  833.8049783067311
                ],
                [
                  -120.24793376154211,
                  48.433288823057026,
                  1163.324978306731
                ],
                [
                  -120.24869013565754,
                  48.41928825261968,
                  1163.324978306731
                ],
                [
                  -120.26970735950302,
                  48.41978923105953,
                  833.8049783067311
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:23:04Z",
            "pc:count": 49517162,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702805.08,
                "count": 49517162,
                "maximum": 703557.5619,
                "minimum": 702000.7419,
                "name": "X",
                "position": 0,
                "stddev": 453.9307898,
                "variance": 206053.1619
              },
              {
                "average": 5367325.274,
                "count": 49517162,
                "maximum": 5368119.278,
                "minimum": 5366561.258,
                "name": "Y",
                "position": 1,
                "stddev": 432.6801815,
                "variance": 187212.1395
              },
              {
                "average": 976.0013799,
                "count": 49517162,
                "maximum": 1163.324978,
                "minimum": 833.8049783,
                "name": "Z",
                "position": 2,
                "stddev": 67.19930905,
                "variance": 4515.747136
              },
              {
                "average": 677.5432355,
                "count": 49517162,
                "maximum": 4095,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 421.7971406,
                "variance": 177912.8278
              },
              {
                "average": 1.510138101,
                "count": 49517162,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7474320752,
                "variance": 0.558654707
              },
              {
                "average": 2.020051351,
                "count": 49517162,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9515451026,
                "variance": 0.9054380822
              },
              {
                "average": 0.4964040346,
                "count": 49517162,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870739,
                "variance": 0.2499870741
              },
              {
                "average": 0.0003360249119,
                "count": 49517162,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01832790239,
                "variance": 0.000335912006
              },
              {
                "average": 1.265251429,
                "count": 49517162,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4745746551,
                "variance": 0.2252211033
              },
              {
                "average": -0.3995263295,
                "count": 49517162,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.86082181,
                "variance": 117.9574504
              },
              {
                "average": 0,
                "count": 49517162,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.72948205,
                "count": 49517162,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.40775212,
                "variance": 4278.174037
              },
              {
                "average": 220301837.8,
                "count": 49517162,
                "maximum": 223328184.7,
                "minimum": 216235578.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3506487.188,
                "variance": 12295452400000.0
              },
              {
                "average": 0,
                "count": 49517162,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49517162,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49517162,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49517162,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49517162,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702000.7419,
              5366561.258,
              833.8049783,
              703557.5619,
              5368119.278,
              1163.324978
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702000.7419026104,
                    5366561.257502142,
                    833.8049783067311
                  ],
                  [
                    702000.7419026104,
                    5368119.277502142,
                    833.8049783067311
                  ],
                  [
                    703557.5619026105,
                    5368119.277502142,
                    1163.324978306731
                  ],
                  [
                    703557.5619026105,
                    5366561.257502142,
                    1163.324978306731
                  ],
                  [
                    702000.7419026104,
                    5366561.257502142,
                    833.8049783067311
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:23:04+00:00",
            "end_time": "2018-07-21T19:12:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27107733155576,
              48.68970339383371,
              979.1671200868236
            ],
            [
              -120.27031966551002,
              48.70370877782121,
              979.1671200868236
            ],
            [
              -120.24918583405898,
              48.703205761875324,
              1610.6871200868236
            ],
            [
              -120.24994934817214,
              48.6892006241625,
              1610.6871200868236
            ],
            [
              -120.27107733155576,
              48.68970339383371,
              979.1671200868236
            ]
          ]
        ]
      },
      "bbox": [
        -120.2710773,
        48.68920062,
        979.1671201,
        -120.2491858,
        48.70370878,
        1610.68712
      ],
      "properties": {
        "datetime": "2018-10-11T21:15:18Z",
        "pc:count": 52328836,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701655.5007,
            "count": 52328836,
            "maximum": 702384.2948,
            "minimum": 700827.5748,
            "name": "X",
            "position": 0,
            "stddev": 431.1222394,
            "variance": 185866.3853
          },
          {
            "average": 5397335.239,
            "count": 52328836,
            "maximum": 5398114.801,
            "minimum": 5396556.201,
            "name": "Y",
            "position": 1,
            "stddev": 441.3321535,
            "variance": 194774.0697
          },
          {
            "average": 1170.73478,
            "count": 52328836,
            "maximum": 1610.68712,
            "minimum": 979.1671201,
            "name": "Z",
            "position": 2,
            "stddev": 165.3858192,
            "variance": 27352.4692
          },
          {
            "average": 480.7791965,
            "count": 52328836,
            "maximum": 4095,
            "minimum": 49,
            "name": "Intensity",
            "position": 3,
            "stddev": 365.4442519,
            "variance": 133549.5013
          },
          {
            "average": 1.580199663,
            "count": 52328836,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7972176329,
            "variance": 0.6355559543
          },
          {
            "average": 2.159994711,
            "count": 52328836,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9946825949,
            "variance": 0.9893934646
          },
          {
            "average": 0.4967176224,
            "count": 52328836,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892307,
            "variance": 0.2499892308
          },
          {
            "average": 0.0003222888428,
            "count": 52328836,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01794951194,
            "variance": 0.0003221849789
          },
          {
            "average": 1.205736279,
            "count": 52328836,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.449279116,
            "variance": 0.2018517241
          },
          {
            "average": -0.285433708,
            "count": 52328836,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.09876679,
            "variance": 146.3801578
          },
          {
            "average": 0,
            "count": 52328836,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 93.86543408,
            "count": 52328836,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.9281818,
            "variance": 4215.668792
          },
          {
            "average": 220371278.7,
            "count": 52328836,
            "maximum": 223327718,
            "minimum": 216235113.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3495319.236,
            "variance": 12217256560000.0
          },
          {
            "average": 0,
            "count": 52328836,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52328836,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52328836,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52328836,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52328836,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700827.5748,
          5396556.201,
          979.1671201,
          702384.2948,
          5398114.801,
          1610.68712
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700827.5748196266,
                5396556.201359025,
                979.1671200868236
              ],
              [
                700827.5748196266,
                5398114.801359025,
                979.1671200868236
              ],
              [
                702384.2948196266,
                5398114.801359025,
                1610.6871200868236
              ],
              [
                702384.2948196266,
                5396556.201359025,
                1610.6871200868236
              ],
              [
                700827.5748196266,
                5396556.201359025,
                979.1671200868236
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:15:18+00:00",
        "end_time": "2018-07-21T19:05:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2710773,
            48.68920062,
            979.1671201,
            -120.2491858,
            48.70370878,
            1610.68712
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27107733155576,
                  48.68970339383371,
                  979.1671200868236
                ],
                [
                  -120.27031966551002,
                  48.70370877782121,
                  979.1671200868236
                ],
                [
                  -120.24918583405898,
                  48.703205761875324,
                  1610.6871200868236
                ],
                [
                  -120.24994934817214,
                  48.6892006241625,
                  1610.6871200868236
                ],
                [
                  -120.27107733155576,
                  48.68970339383371,
                  979.1671200868236
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:15:18Z",
            "pc:count": 52328836,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701655.5007,
                "count": 52328836,
                "maximum": 702384.2948,
                "minimum": 700827.5748,
                "name": "X",
                "position": 0,
                "stddev": 431.1222394,
                "variance": 185866.3853
              },
              {
                "average": 5397335.239,
                "count": 52328836,
                "maximum": 5398114.801,
                "minimum": 5396556.201,
                "name": "Y",
                "position": 1,
                "stddev": 441.3321535,
                "variance": 194774.0697
              },
              {
                "average": 1170.73478,
                "count": 52328836,
                "maximum": 1610.68712,
                "minimum": 979.1671201,
                "name": "Z",
                "position": 2,
                "stddev": 165.3858192,
                "variance": 27352.4692
              },
              {
                "average": 480.7791965,
                "count": 52328836,
                "maximum": 4095,
                "minimum": 49,
                "name": "Intensity",
                "position": 3,
                "stddev": 365.4442519,
                "variance": 133549.5013
              },
              {
                "average": 1.580199663,
                "count": 52328836,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7972176329,
                "variance": 0.6355559543
              },
              {
                "average": 2.159994711,
                "count": 52328836,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9946825949,
                "variance": 0.9893934646
              },
              {
                "average": 0.4967176224,
                "count": 52328836,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892307,
                "variance": 0.2499892308
              },
              {
                "average": 0.0003222888428,
                "count": 52328836,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01794951194,
                "variance": 0.0003221849789
              },
              {
                "average": 1.205736279,
                "count": 52328836,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.449279116,
                "variance": 0.2018517241
              },
              {
                "average": -0.285433708,
                "count": 52328836,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.09876679,
                "variance": 146.3801578
              },
              {
                "average": 0,
                "count": 52328836,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 93.86543408,
                "count": 52328836,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.9281818,
                "variance": 4215.668792
              },
              {
                "average": 220371278.7,
                "count": 52328836,
                "maximum": 223327718,
                "minimum": 216235113.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3495319.236,
                "variance": 12217256560000.0
              },
              {
                "average": 0,
                "count": 52328836,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52328836,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52328836,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52328836,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52328836,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700827.5748,
              5396556.201,
              979.1671201,
              702384.2948,
              5398114.801,
              1610.68712
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700827.5748196266,
                    5396556.201359025,
                    979.1671200868236
                  ],
                  [
                    700827.5748196266,
                    5398114.801359025,
                    979.1671200868236
                  ],
                  [
                    702384.2948196266,
                    5398114.801359025,
                    1610.6871200868236
                  ],
                  [
                    702384.2948196266,
                    5396556.201359025,
                    1610.6871200868236
                  ],
                  [
                    700827.5748196266,
                    5396556.201359025,
                    979.1671200868236
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:15:18+00:00",
            "end_time": "2018-07-21T19:05:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31219309255573,
              48.75709332781081,
              1195.2302787419253
            ],
            [
              -120.3114450445262,
              48.771099382876926,
              1195.2302787419253
            ],
            [
              -120.29028439663726,
              48.770603453294754,
              1735.3502787419252
            ],
            [
              -120.29103831479101,
              48.75659764112129,
              1735.3502787419252
            ],
            [
              -120.31219309255573,
              48.75709332781081,
              1195.2302787419253
            ]
          ]
        ]
      },
      "bbox": [
        -120.3121931,
        48.75659764,
        1195.230279,
        -120.2902844,
        48.77109938,
        1735.350279
      ],
      "properties": {
        "datetime": "2018-10-11T20:18:18Z",
        "pc:count": 33665405,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698346.9449,
            "count": 33665405,
            "maximum": 699094.3629,
            "minimum": 697537.8029,
            "name": "X",
            "position": 0,
            "stddev": 433.9112965,
            "variance": 188279.0133
          },
          {
            "average": 5404705.17,
            "count": 33665405,
            "maximum": 5405497.331,
            "minimum": 5403938.691,
            "name": "Y",
            "position": 1,
            "stddev": 447.263105,
            "variance": 200044.2851
          },
          {
            "average": 1401.104682,
            "count": 33665405,
            "maximum": 1735.350279,
            "minimum": 1195.230279,
            "name": "Z",
            "position": 2,
            "stddev": 115.5231574,
            "variance": 13345.59989
          },
          {
            "average": 571.0518667,
            "count": 33665405,
            "maximum": 3180,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 340.016001,
            "variance": 115610.8809
          },
          {
            "average": 1.294476838,
            "count": 33665405,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6187151883,
            "variance": 0.3828084842
          },
          {
            "average": 1.58860382,
            "count": 33665405,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8756562556,
            "variance": 0.7667738779
          },
          {
            "average": 0.4984996319,
            "count": 33665405,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999977563,
            "variance": 0.2499977563
          },
          {
            "average": 0.0002970111306,
            "count": 33665405,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01723145159,
            "variance": 0.0002969229238
          },
          {
            "average": 1.387564445,
            "count": 33665405,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5570161465,
            "variance": 0.3102669874
          },
          {
            "average": -1.350884709,
            "count": 33665405,
            "maximum": 21,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.80889964,
            "variance": 139.4501108
          },
          {
            "average": 0,
            "count": 33665405,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.9785298,
            "count": 33665405,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.108179947,
            "variance": 4.444422687
          },
          {
            "average": 223321666.9,
            "count": 33665405,
            "maximum": 223324298.4,
            "minimum": 223320244.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1061.510306,
            "variance": 1126804.129
          },
          {
            "average": 0,
            "count": 33665405,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33665405,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33665405,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33665405,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33665405,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697537.8029,
          5403938.691,
          1195.230279,
          699094.3629,
          5405497.331,
          1735.350279
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697537.8029490298,
                5403938.690625035,
                1195.2302787419253
              ],
              [
                697537.8029490298,
                5405497.330625036,
                1195.2302787419253
              ],
              [
                699094.3629490299,
                5405497.330625036,
                1735.3502787419252
              ],
              [
                699094.3629490299,
                5403938.690625035,
                1735.3502787419252
              ],
              [
                697537.8029490298,
                5403938.690625035,
                1195.2302787419253
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:18:18+00:00",
        "end_time": "2018-10-11T19:10:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3121931,
            48.75659764,
            1195.230279,
            -120.2902844,
            48.77109938,
            1735.350279
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31219309255573,
                  48.75709332781081,
                  1195.2302787419253
                ],
                [
                  -120.3114450445262,
                  48.771099382876926,
                  1195.2302787419253
                ],
                [
                  -120.29028439663726,
                  48.770603453294754,
                  1735.3502787419252
                ],
                [
                  -120.29103831479101,
                  48.75659764112129,
                  1735.3502787419252
                ],
                [
                  -120.31219309255573,
                  48.75709332781081,
                  1195.2302787419253
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:18:18Z",
            "pc:count": 33665405,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698346.9449,
                "count": 33665405,
                "maximum": 699094.3629,
                "minimum": 697537.8029,
                "name": "X",
                "position": 0,
                "stddev": 433.9112965,
                "variance": 188279.0133
              },
              {
                "average": 5404705.17,
                "count": 33665405,
                "maximum": 5405497.331,
                "minimum": 5403938.691,
                "name": "Y",
                "position": 1,
                "stddev": 447.263105,
                "variance": 200044.2851
              },
              {
                "average": 1401.104682,
                "count": 33665405,
                "maximum": 1735.350279,
                "minimum": 1195.230279,
                "name": "Z",
                "position": 2,
                "stddev": 115.5231574,
                "variance": 13345.59989
              },
              {
                "average": 571.0518667,
                "count": 33665405,
                "maximum": 3180,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 340.016001,
                "variance": 115610.8809
              },
              {
                "average": 1.294476838,
                "count": 33665405,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6187151883,
                "variance": 0.3828084842
              },
              {
                "average": 1.58860382,
                "count": 33665405,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8756562556,
                "variance": 0.7667738779
              },
              {
                "average": 0.4984996319,
                "count": 33665405,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999977563,
                "variance": 0.2499977563
              },
              {
                "average": 0.0002970111306,
                "count": 33665405,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01723145159,
                "variance": 0.0002969229238
              },
              {
                "average": 1.387564445,
                "count": 33665405,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5570161465,
                "variance": 0.3102669874
              },
              {
                "average": -1.350884709,
                "count": 33665405,
                "maximum": 21,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.80889964,
                "variance": 139.4501108
              },
              {
                "average": 0,
                "count": 33665405,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.9785298,
                "count": 33665405,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.108179947,
                "variance": 4.444422687
              },
              {
                "average": 223321666.9,
                "count": 33665405,
                "maximum": 223324298.4,
                "minimum": 223320244.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1061.510306,
                "variance": 1126804.129
              },
              {
                "average": 0,
                "count": 33665405,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33665405,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33665405,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33665405,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33665405,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697537.8029,
              5403938.691,
              1195.230279,
              699094.3629,
              5405497.331,
              1735.350279
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697537.8029490298,
                    5403938.690625035,
                    1195.2302787419253
                  ],
                  [
                    697537.8029490298,
                    5405497.330625036,
                    1195.2302787419253
                  ],
                  [
                    699094.3629490299,
                    5405497.330625036,
                    1735.3502787419252
                  ],
                  [
                    699094.3629490299,
                    5403938.690625035,
                    1735.3502787419252
                  ],
                  [
                    697537.8029490298,
                    5403938.690625035,
                    1195.2302787419253
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:18:18+00:00",
            "end_time": "2018-10-11T19:10:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25008190566133,
              48.554782653048356,
              799.9261789392856
            ],
            [
              -120.24932221090039,
              48.568784706001985,
              799.9261789392856
            ],
            [
              -120.2282436782487,
              48.56827884914827,
              1106.2661789392857
            ],
            [
              -120.2290091764754,
              48.55427704365092,
              1106.2661789392857
            ],
            [
              -120.25008190566133,
              48.554782653048356,
              799.9261789392856
            ]
          ]
        ]
      },
      "bbox": [
        -120.2500819,
        48.55427704,
        799.9261789,
        -120.2282437,
        48.56878471,
        1106.266179
      ],
      "properties": {
        "datetime": "2018-07-21T20:03:05Z",
        "pc:count": 49477453,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703664.3966,
            "count": 49477453,
            "maximum": 704469.8032,
            "minimum": 702912.9832,
            "name": "X",
            "position": 0,
            "stddev": 434.5286697,
            "variance": 188815.1648
          },
          {
            "average": 5382368.497,
            "count": 49477453,
            "maximum": 5383174.605,
            "minimum": 5381616.385,
            "name": "Y",
            "position": 1,
            "stddev": 441.0814557,
            "variance": 194552.8506
          },
          {
            "average": 935.0923042,
            "count": 49477453,
            "maximum": 1106.266179,
            "minimum": 799.9261789,
            "name": "Z",
            "position": 2,
            "stddev": 73.93846419,
            "variance": 5466.896487
          },
          {
            "average": 1056.807616,
            "count": 49477453,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 594.9973716,
            "variance": 354021.8722
          },
          {
            "average": 1.376213768,
            "count": 49477453,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6828455069,
            "variance": 0.4662779863
          },
          {
            "average": 1.752742668,
            "count": 49477453,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9388765471,
            "variance": 0.8814891707
          },
          {
            "average": 0.4967202536,
            "count": 49477453,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892482,
            "variance": 0.2499892483
          },
          {
            "average": 0.0002375627541,
            "count": 49477453,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01541124015,
            "variance": 0.0002375063228
          },
          {
            "average": 1.325904306,
            "count": 49477453,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.502349105,
            "variance": 0.2523546233
          },
          {
            "average": 0.4606435936,
            "count": 49477453,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.25024158,
            "variance": 105.0674524
          },
          {
            "average": 0,
            "count": 49477453,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.50872524,
            "count": 49477453,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.41572157,
            "variance": 4149.385185
          },
          {
            "average": 216224156.1,
            "count": 49477453,
            "maximum": 216238585.3,
            "minimum": 216175577.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23398.92892,
            "variance": 547509874.6
          },
          {
            "average": 0,
            "count": 49477453,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49477453,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49477453,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49477453,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49477453,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702912.9832,
          5381616.385,
          799.9261789,
          704469.8032,
          5383174.605,
          1106.266179
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702912.983166708,
                5381616.384800036,
                799.9261789392856
              ],
              [
                702912.983166708,
                5383174.604800037,
                799.9261789392856
              ],
              [
                704469.8031667081,
                5383174.604800037,
                1106.2661789392857
              ],
              [
                704469.8031667081,
                5381616.384800036,
                1106.2661789392857
              ],
              [
                702912.983166708,
                5381616.384800036,
                799.9261789392856
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:03:05+00:00",
        "end_time": "2018-07-21T02:32:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2500819,
            48.55427704,
            799.9261789,
            -120.2282437,
            48.56878471,
            1106.266179
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25008190566133,
                  48.554782653048356,
                  799.9261789392856
                ],
                [
                  -120.24932221090039,
                  48.568784706001985,
                  799.9261789392856
                ],
                [
                  -120.2282436782487,
                  48.56827884914827,
                  1106.2661789392857
                ],
                [
                  -120.2290091764754,
                  48.55427704365092,
                  1106.2661789392857
                ],
                [
                  -120.25008190566133,
                  48.554782653048356,
                  799.9261789392856
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:03:05Z",
            "pc:count": 49477453,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703664.3966,
                "count": 49477453,
                "maximum": 704469.8032,
                "minimum": 702912.9832,
                "name": "X",
                "position": 0,
                "stddev": 434.5286697,
                "variance": 188815.1648
              },
              {
                "average": 5382368.497,
                "count": 49477453,
                "maximum": 5383174.605,
                "minimum": 5381616.385,
                "name": "Y",
                "position": 1,
                "stddev": 441.0814557,
                "variance": 194552.8506
              },
              {
                "average": 935.0923042,
                "count": 49477453,
                "maximum": 1106.266179,
                "minimum": 799.9261789,
                "name": "Z",
                "position": 2,
                "stddev": 73.93846419,
                "variance": 5466.896487
              },
              {
                "average": 1056.807616,
                "count": 49477453,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 594.9973716,
                "variance": 354021.8722
              },
              {
                "average": 1.376213768,
                "count": 49477453,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6828455069,
                "variance": 0.4662779863
              },
              {
                "average": 1.752742668,
                "count": 49477453,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9388765471,
                "variance": 0.8814891707
              },
              {
                "average": 0.4967202536,
                "count": 49477453,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892482,
                "variance": 0.2499892483
              },
              {
                "average": 0.0002375627541,
                "count": 49477453,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01541124015,
                "variance": 0.0002375063228
              },
              {
                "average": 1.325904306,
                "count": 49477453,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.502349105,
                "variance": 0.2523546233
              },
              {
                "average": 0.4606435936,
                "count": 49477453,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.25024158,
                "variance": 105.0674524
              },
              {
                "average": 0,
                "count": 49477453,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.50872524,
                "count": 49477453,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.41572157,
                "variance": 4149.385185
              },
              {
                "average": 216224156.1,
                "count": 49477453,
                "maximum": 216238585.3,
                "minimum": 216175577.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23398.92892,
                "variance": 547509874.6
              },
              {
                "average": 0,
                "count": 49477453,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49477453,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49477453,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49477453,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49477453,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702912.9832,
              5381616.385,
              799.9261789,
              704469.8032,
              5383174.605,
              1106.266179
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702912.983166708,
                    5381616.384800036,
                    799.9261789392856
                  ],
                  [
                    702912.983166708,
                    5383174.604800037,
                    799.9261789392856
                  ],
                  [
                    704469.8031667081,
                    5383174.604800037,
                    1106.2661789392857
                  ],
                  [
                    704469.8031667081,
                    5381616.384800036,
                    1106.2661789392857
                  ],
                  [
                    702912.983166708,
                    5381616.384800036,
                    799.9261789392856
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:03:05+00:00",
            "end_time": "2018-07-21T02:32:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.30998796921351,
              48.37920985522755,
              658.9598229046701
            ],
            [
              -120.30924954028409,
              48.39320997842155,
              658.9598229046701
            ],
            [
              -120.28824149399234,
              48.39271639877031,
              981.09982290467
            ],
            [
              -120.28898567105345,
              48.37871651681104,
              981.09982290467
            ],
            [
              -120.30998796921351,
              48.37920985522755,
              658.9598229046701
            ]
          ]
        ]
      },
      "bbox": [
        -120.309988,
        48.37871652,
        658.9598229,
        -120.2882415,
        48.39320998,
        981.0998229
      ],
      "properties": {
        "datetime": "2018-10-11T20:07:30Z",
        "pc:count": 37526861,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700007.8646,
            "count": 37526861,
            "maximum": 700736.1967,
            "minimum": 699179.2967,
            "name": "X",
            "position": 0,
            "stddev": 452.536641,
            "variance": 204789.4114
          },
          {
            "average": 5362710.044,
            "count": 37526861,
            "maximum": 5363503.663,
            "minimum": 5361945.783,
            "name": "Y",
            "position": 1,
            "stddev": 424.3822373,
            "variance": 180100.2833
          },
          {
            "average": 786.8619939,
            "count": 37526861,
            "maximum": 981.0998229,
            "minimum": 658.9598229,
            "name": "Z",
            "position": 2,
            "stddev": 57.07631112,
            "variance": 3257.705291
          },
          {
            "average": 589.2786599,
            "count": 37526861,
            "maximum": 4095,
            "minimum": 78,
            "name": "Intensity",
            "position": 3,
            "stddev": 362.8286617,
            "variance": 131644.6378
          },
          {
            "average": 1.29538639,
            "count": 37526861,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5493913029,
            "variance": 0.3018308037
          },
          {
            "average": 1.590795324,
            "count": 37526861,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7230778682,
            "variance": 0.5228416035
          },
          {
            "average": 0.4984377457,
            "count": 37526861,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499997566,
            "variance": 0.249997566
          },
          {
            "average": 0.0003110038966,
            "count": 37526861,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01763256027,
            "variance": 0.0003109071815
          },
          {
            "average": 1.324145896,
            "count": 37526861,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5208521952,
            "variance": 0.2712870093
          },
          {
            "average": 1.247654001,
            "count": 37526861,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.57668034,
            "variance": 111.866167
          },
          {
            "average": 0,
            "count": 37526861,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.284584,
            "count": 37526861,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 20.41128498,
            "variance": 416.6205545
          },
          {
            "average": 223226416.6,
            "count": 37526861,
            "maximum": 223323650.2,
            "minimum": 222115354.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 325525.0691,
            "variance": 105966570600.0
          },
          {
            "average": 0,
            "count": 37526861,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37526861,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37526861,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37526861,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37526861,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699179.2967,
          5361945.783,
          658.9598229,
          700736.1967,
          5363503.663,
          981.0998229
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699179.2967202725,
                5361945.783012011,
                658.9598229046701
              ],
              [
                699179.2967202725,
                5363503.663012012,
                658.9598229046701
              ],
              [
                700736.1967202724,
                5363503.663012012,
                981.09982290467
              ],
              [
                700736.1967202724,
                5361945.783012011,
                981.09982290467
              ],
              [
                699179.2967202725,
                5361945.783012011,
                658.9598229046701
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:07:30+00:00",
        "end_time": "2018-09-27T20:29:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.309988,
            48.37871652,
            658.9598229,
            -120.2882415,
            48.39320998,
            981.0998229
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.30998796921351,
                  48.37920985522755,
                  658.9598229046701
                ],
                [
                  -120.30924954028409,
                  48.39320997842155,
                  658.9598229046701
                ],
                [
                  -120.28824149399234,
                  48.39271639877031,
                  981.09982290467
                ],
                [
                  -120.28898567105345,
                  48.37871651681104,
                  981.09982290467
                ],
                [
                  -120.30998796921351,
                  48.37920985522755,
                  658.9598229046701
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:07:30Z",
            "pc:count": 37526861,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700007.8646,
                "count": 37526861,
                "maximum": 700736.1967,
                "minimum": 699179.2967,
                "name": "X",
                "position": 0,
                "stddev": 452.536641,
                "variance": 204789.4114
              },
              {
                "average": 5362710.044,
                "count": 37526861,
                "maximum": 5363503.663,
                "minimum": 5361945.783,
                "name": "Y",
                "position": 1,
                "stddev": 424.3822373,
                "variance": 180100.2833
              },
              {
                "average": 786.8619939,
                "count": 37526861,
                "maximum": 981.0998229,
                "minimum": 658.9598229,
                "name": "Z",
                "position": 2,
                "stddev": 57.07631112,
                "variance": 3257.705291
              },
              {
                "average": 589.2786599,
                "count": 37526861,
                "maximum": 4095,
                "minimum": 78,
                "name": "Intensity",
                "position": 3,
                "stddev": 362.8286617,
                "variance": 131644.6378
              },
              {
                "average": 1.29538639,
                "count": 37526861,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5493913029,
                "variance": 0.3018308037
              },
              {
                "average": 1.590795324,
                "count": 37526861,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7230778682,
                "variance": 0.5228416035
              },
              {
                "average": 0.4984377457,
                "count": 37526861,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499997566,
                "variance": 0.249997566
              },
              {
                "average": 0.0003110038966,
                "count": 37526861,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01763256027,
                "variance": 0.0003109071815
              },
              {
                "average": 1.324145896,
                "count": 37526861,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5208521952,
                "variance": 0.2712870093
              },
              {
                "average": 1.247654001,
                "count": 37526861,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.57668034,
                "variance": 111.866167
              },
              {
                "average": 0,
                "count": 37526861,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.284584,
                "count": 37526861,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 20.41128498,
                "variance": 416.6205545
              },
              {
                "average": 223226416.6,
                "count": 37526861,
                "maximum": 223323650.2,
                "minimum": 222115354.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 325525.0691,
                "variance": 105966570600.0
              },
              {
                "average": 0,
                "count": 37526861,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37526861,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37526861,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37526861,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37526861,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699179.2967,
              5361945.783,
              658.9598229,
              700736.1967,
              5363503.663,
              981.0998229
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699179.2967202725,
                    5361945.783012011,
                    658.9598229046701
                  ],
                  [
                    699179.2967202725,
                    5363503.663012012,
                    658.9598229046701
                  ],
                  [
                    700736.1967202724,
                    5363503.663012012,
                    981.09982290467
                  ],
                  [
                    700736.1967202724,
                    5361945.783012011,
                    981.09982290467
                  ],
                  [
                    699179.2967202725,
                    5361945.783012011,
                    658.9598229046701
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:07:30+00:00",
            "end_time": "2018-09-27T20:29:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18853397902186,
              48.37946079165333,
              600.5869921429245
            ],
            [
              -120.18776215997433,
              48.393460744172586,
              600.5869921429245
            ],
            [
              -120.16675373813123,
              48.39294492200622,
              839.0669921429245
            ],
            [
              -120.16753130421017,
              48.3789452215897,
              839.0669921429245
            ],
            [
              -120.18853397902186,
              48.37946079165333,
              600.5869921429245
            ]
          ]
        ]
      },
      "bbox": [
        -120.188534,
        48.37894522,
        600.5869921,
        -120.1667537,
        48.39346074,
        839.0669921
      ],
      "properties": {
        "datetime": "2018-07-21T01:13:17Z",
        "pc:count": 36222967,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708924.2549,
            "count": 36222967,
            "maximum": 709727.4672,
            "minimum": 708170.3872,
            "name": "X",
            "position": 0,
            "stddev": 427.0108958,
            "variance": 182338.3051
          },
          {
            "average": 5363066.296,
            "count": 36222967,
            "maximum": 5363854.666,
            "minimum": 5362296.646,
            "name": "Y",
            "position": 1,
            "stddev": 431.4317906,
            "variance": 186133.3899
          },
          {
            "average": 726.461696,
            "count": 36222967,
            "maximum": 839.0669921,
            "minimum": 600.5869921,
            "name": "Z",
            "position": 2,
            "stddev": 49.54187201,
            "variance": 2454.397083
          },
          {
            "average": 1231.219126,
            "count": 36222967,
            "maximum": 4095,
            "minimum": 80,
            "name": "Intensity",
            "position": 3,
            "stddev": 266.6298458,
            "variance": 71091.47467
          },
          {
            "average": 1.008396965,
            "count": 36222967,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.09632671386,
            "variance": 0.009278835803
          },
          {
            "average": 1.016794593,
            "count": 36222967,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1391755679,
            "variance": 0.01936983871
          },
          {
            "average": 0.4961429305,
            "count": 36222967,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999851297,
            "variance": 0.2499851299
          },
          {
            "average": 0.0002585376289,
            "count": 36222967,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01607702691,
            "variance": 0.0002584707943
          },
          {
            "average": 1.594891136,
            "count": 36222967,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5145803699,
            "variance": 0.2647929571
          },
          {
            "average": 0.04739384339,
            "count": 36222967,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.843175386,
            "variance": 96.88810168
          },
          {
            "average": 0,
            "count": 36222967,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.9199566,
            "count": 36222967,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.578146949,
            "variance": 6.646841688
          },
          {
            "average": 216168134.9,
            "count": 36222967,
            "maximum": 216170797.4,
            "minimum": 216164799.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1391.570027,
            "variance": 1936467.14
          },
          {
            "average": 0,
            "count": 36222967,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36222967,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36222967,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36222967,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36222967,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708170.3872,
          5362296.646,
          600.5869921,
          709727.4672,
          5363854.666,
          839.0669921
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708170.3871820054,
                5362296.646002643,
                600.5869921429245
              ],
              [
                708170.3871820054,
                5363854.666002642,
                600.5869921429245
              ],
              [
                709727.4671820055,
                5363854.666002642,
                839.0669921429245
              ],
              [
                709727.4671820055,
                5362296.646002643,
                839.0669921429245
              ],
              [
                708170.3871820054,
                5362296.646002643,
                600.5869921429245
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:13:17+00:00",
        "end_time": "2018-07-20T23:33:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.188534,
            48.37894522,
            600.5869921,
            -120.1667537,
            48.39346074,
            839.0669921
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18853397902186,
                  48.37946079165333,
                  600.5869921429245
                ],
                [
                  -120.18776215997433,
                  48.393460744172586,
                  600.5869921429245
                ],
                [
                  -120.16675373813123,
                  48.39294492200622,
                  839.0669921429245
                ],
                [
                  -120.16753130421017,
                  48.3789452215897,
                  839.0669921429245
                ],
                [
                  -120.18853397902186,
                  48.37946079165333,
                  600.5869921429245
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:13:17Z",
            "pc:count": 36222967,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708924.2549,
                "count": 36222967,
                "maximum": 709727.4672,
                "minimum": 708170.3872,
                "name": "X",
                "position": 0,
                "stddev": 427.0108958,
                "variance": 182338.3051
              },
              {
                "average": 5363066.296,
                "count": 36222967,
                "maximum": 5363854.666,
                "minimum": 5362296.646,
                "name": "Y",
                "position": 1,
                "stddev": 431.4317906,
                "variance": 186133.3899
              },
              {
                "average": 726.461696,
                "count": 36222967,
                "maximum": 839.0669921,
                "minimum": 600.5869921,
                "name": "Z",
                "position": 2,
                "stddev": 49.54187201,
                "variance": 2454.397083
              },
              {
                "average": 1231.219126,
                "count": 36222967,
                "maximum": 4095,
                "minimum": 80,
                "name": "Intensity",
                "position": 3,
                "stddev": 266.6298458,
                "variance": 71091.47467
              },
              {
                "average": 1.008396965,
                "count": 36222967,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.09632671386,
                "variance": 0.009278835803
              },
              {
                "average": 1.016794593,
                "count": 36222967,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1391755679,
                "variance": 0.01936983871
              },
              {
                "average": 0.4961429305,
                "count": 36222967,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999851297,
                "variance": 0.2499851299
              },
              {
                "average": 0.0002585376289,
                "count": 36222967,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01607702691,
                "variance": 0.0002584707943
              },
              {
                "average": 1.594891136,
                "count": 36222967,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5145803699,
                "variance": 0.2647929571
              },
              {
                "average": 0.04739384339,
                "count": 36222967,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.843175386,
                "variance": 96.88810168
              },
              {
                "average": 0,
                "count": 36222967,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.9199566,
                "count": 36222967,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.578146949,
                "variance": 6.646841688
              },
              {
                "average": 216168134.9,
                "count": 36222967,
                "maximum": 216170797.4,
                "minimum": 216164799.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1391.570027,
                "variance": 1936467.14
              },
              {
                "average": 0,
                "count": 36222967,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36222967,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36222967,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36222967,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36222967,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708170.3872,
              5362296.646,
              600.5869921,
              709727.4672,
              5363854.666,
              839.0669921
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708170.3871820054,
                    5362296.646002643,
                    600.5869921429245
                  ],
                  [
                    708170.3871820054,
                    5363854.666002642,
                    600.5869921429245
                  ],
                  [
                    709727.4671820055,
                    5363854.666002642,
                    839.0669921429245
                  ],
                  [
                    709727.4671820055,
                    5362296.646002643,
                    839.0669921429245
                  ],
                  [
                    708170.3871820054,
                    5362296.646002643,
                    600.5869921429245
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:13:17+00:00",
            "end_time": "2018-07-20T23:33:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29136372457253,
              48.67616028663682,
              1062.9612669990938
            ],
            [
              -120.29061216035197,
              48.69016378289808,
              1062.9612669990938
            ],
            [
              -120.26948391115901,
              48.689664598592266,
              1486.6612669990936
            ],
            [
              -120.27024131851819,
              48.67566134668164,
              1486.6612669990936
            ],
            [
              -120.29136372457253,
              48.67616028663682,
              1062.9612669990938
            ]
          ]
        ]
      },
      "bbox": [
        -120.2913637,
        48.67566135,
        1062.961267,
        -120.2694839,
        48.69016378,
        1486.661267
      ],
      "properties": {
        "datetime": "2018-10-11T20:49:59Z",
        "pc:count": 36882357,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700138.8473,
            "count": 36882357,
            "maximum": 700944.9813,
            "minimum": 699388.2813,
            "name": "X",
            "position": 0,
            "stddev": 434.0756368,
            "variance": 188421.6584
          },
          {
            "average": 5395795.757,
            "count": 36882357,
            "maximum": 5396556.089,
            "minimum": 5394997.729,
            "name": "Y",
            "position": 1,
            "stddev": 432.2802966,
            "variance": 186866.2548
          },
          {
            "average": 1331.06046,
            "count": 36882357,
            "maximum": 1486.661267,
            "minimum": 1062.961267,
            "name": "Z",
            "position": 2,
            "stddev": 66.45285007,
            "variance": 4415.981283
          },
          {
            "average": 466.4463651,
            "count": 36882357,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 330.390213,
            "variance": 109157.6928
          },
          {
            "average": 1.382635877,
            "count": 36882357,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6793512816,
            "variance": 0.4615181638
          },
          {
            "average": 1.765581305,
            "count": 36882357,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9251258887,
            "variance": 0.85585791
          },
          {
            "average": 0.4962778545,
            "count": 36882357,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999861522,
            "variance": 0.2499861524
          },
          {
            "average": 0.0002793476567,
            "count": 36882357,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01671136228,
            "variance": 0.0002792696291
          },
          {
            "average": 1.379186368,
            "count": 36882357,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.541816489,
            "variance": 0.2935651078
          },
          {
            "average": 1.474364798,
            "count": 36882357,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.3518819,
            "variance": 128.8652228
          },
          {
            "average": 0,
            "count": 36882357,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.0945143,
            "count": 36882357,
            "maximum": 148,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.217108153,
            "variance": 4.915568563
          },
          {
            "average": 223324237.4,
            "count": 36882357,
            "maximum": 223326199.5,
            "minimum": 223322082.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1113.530317,
            "variance": 1239949.767
          },
          {
            "average": 0,
            "count": 36882357,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36882357,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36882357,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36882357,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36882357,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699388.2813,
          5394997.729,
          1062.961267,
          700944.9813,
          5396556.089,
          1486.661267
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699388.2813384519,
                5394997.728767674,
                1062.9612669990938
              ],
              [
                699388.2813384519,
                5396556.088767674,
                1062.9612669990938
              ],
              [
                700944.9813384518,
                5396556.088767674,
                1486.6612669990936
              ],
              [
                700944.9813384518,
                5394997.728767674,
                1486.6612669990936
              ],
              [
                699388.2813384519,
                5394997.728767674,
                1062.9612669990938
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:49:59+00:00",
        "end_time": "2018-10-11T19:41:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2913637,
            48.67566135,
            1062.961267,
            -120.2694839,
            48.69016378,
            1486.661267
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29136372457253,
                  48.67616028663682,
                  1062.9612669990938
                ],
                [
                  -120.29061216035197,
                  48.69016378289808,
                  1062.9612669990938
                ],
                [
                  -120.26948391115901,
                  48.689664598592266,
                  1486.6612669990936
                ],
                [
                  -120.27024131851819,
                  48.67566134668164,
                  1486.6612669990936
                ],
                [
                  -120.29136372457253,
                  48.67616028663682,
                  1062.9612669990938
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:49:59Z",
            "pc:count": 36882357,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700138.8473,
                "count": 36882357,
                "maximum": 700944.9813,
                "minimum": 699388.2813,
                "name": "X",
                "position": 0,
                "stddev": 434.0756368,
                "variance": 188421.6584
              },
              {
                "average": 5395795.757,
                "count": 36882357,
                "maximum": 5396556.089,
                "minimum": 5394997.729,
                "name": "Y",
                "position": 1,
                "stddev": 432.2802966,
                "variance": 186866.2548
              },
              {
                "average": 1331.06046,
                "count": 36882357,
                "maximum": 1486.661267,
                "minimum": 1062.961267,
                "name": "Z",
                "position": 2,
                "stddev": 66.45285007,
                "variance": 4415.981283
              },
              {
                "average": 466.4463651,
                "count": 36882357,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 330.390213,
                "variance": 109157.6928
              },
              {
                "average": 1.382635877,
                "count": 36882357,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6793512816,
                "variance": 0.4615181638
              },
              {
                "average": 1.765581305,
                "count": 36882357,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9251258887,
                "variance": 0.85585791
              },
              {
                "average": 0.4962778545,
                "count": 36882357,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999861522,
                "variance": 0.2499861524
              },
              {
                "average": 0.0002793476567,
                "count": 36882357,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01671136228,
                "variance": 0.0002792696291
              },
              {
                "average": 1.379186368,
                "count": 36882357,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.541816489,
                "variance": 0.2935651078
              },
              {
                "average": 1.474364798,
                "count": 36882357,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.3518819,
                "variance": 128.8652228
              },
              {
                "average": 0,
                "count": 36882357,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.0945143,
                "count": 36882357,
                "maximum": 148,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.217108153,
                "variance": 4.915568563
              },
              {
                "average": 223324237.4,
                "count": 36882357,
                "maximum": 223326199.5,
                "minimum": 223322082.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1113.530317,
                "variance": 1239949.767
              },
              {
                "average": 0,
                "count": 36882357,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36882357,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36882357,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36882357,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36882357,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699388.2813,
              5394997.729,
              1062.961267,
              700944.9813,
              5396556.089,
              1486.661267
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699388.2813384519,
                    5394997.728767674,
                    1062.9612669990938
                  ],
                  [
                    699388.2813384519,
                    5396556.088767674,
                    1062.9612669990938
                  ],
                  [
                    700944.9813384518,
                    5396556.088767674,
                    1486.6612669990936
                  ],
                  [
                    700944.9813384518,
                    5394997.728767674,
                    1486.6612669990936
                  ],
                  [
                    699388.2813384519,
                    5394997.728767674,
                    1062.9612669990938
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:49:59+00:00",
            "end_time": "2018-10-11T19:41:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33114842752678,
              48.527596164478744,
              580.8820239540009
            ],
            [
              -120.33041184394344,
              48.54159868368502,
              580.8820239540009
            ],
            [
              -120.3093453447623,
              48.541107926386054,
              991.5020239540008
            ],
            [
              -120.31008772391448,
              48.527105647228964,
              991.5020239540008
            ],
            [
              -120.33114842752678,
              48.527596164478744,
              580.8820239540009
            ]
          ]
        ]
      },
      "bbox": [
        -120.3311484,
        48.52710565,
        580.882024,
        -120.3093453,
        48.54159868,
        991.502024
      ],
      "properties": {
        "datetime": "2018-10-11T19:23:53Z",
        "pc:count": 30295541,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697815.7482,
            "count": 30295541,
            "maximum": 698593.943,
            "minimum": 697037.283,
            "name": "X",
            "position": 0,
            "stddev": 426.9582853,
            "variance": 182293.3774
          },
          {
            "average": 5379166.676,
            "count": 30295541,
            "maximum": 5379940.823,
            "minimum": 5378382.663,
            "name": "Y",
            "position": 1,
            "stddev": 434.1062199,
            "variance": 188448.2102
          },
          {
            "average": 615.9408713,
            "count": 30295541,
            "maximum": 991.502024,
            "minimum": 580.882024,
            "name": "Z",
            "position": 2,
            "stddev": 54.89466827,
            "variance": 3013.424604
          },
          {
            "average": 676.4163957,
            "count": 30295541,
            "maximum": 4095,
            "minimum": 102,
            "name": "Intensity",
            "position": 3,
            "stddev": 375.879319,
            "variance": 141285.2625
          },
          {
            "average": 1.168433896,
            "count": 30295541,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4106777943,
            "variance": 0.1686562507
          },
          {
            "average": 1.336865052,
            "count": 30295541,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5560291968,
            "variance": 0.3091684676
          },
          {
            "average": 0.4998257334,
            "count": 30295541,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999999779,
            "variance": 0.2499999779
          },
          {
            "average": 0.0002958191108,
            "count": 30295541,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01719684889,
            "variance": 0.0002957316116
          },
          {
            "average": 1.334415649,
            "count": 30295541,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.484628272,
            "variance": 0.234864562
          },
          {
            "average": 0.07979059439,
            "count": 30295541,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.839296758,
            "variance": 96.8117607
          },
          {
            "average": 0,
            "count": 30295541,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.358286,
            "count": 30295541,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.236109724,
            "variance": 5.000186699
          },
          {
            "average": 223319127.1,
            "count": 30295541,
            "maximum": 223321033.4,
            "minimum": 223316939.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1130.971358,
            "variance": 1279096.212
          },
          {
            "average": 0,
            "count": 30295541,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30295541,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30295541,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30295541,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30295541,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697037.283,
          5378382.663,
          580.882024,
          698593.943,
          5379940.823,
          991.502024
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697037.28303467,
                5378382.663226873,
                580.8820239540009
              ],
              [
                697037.28303467,
                5379940.823226873,
                580.8820239540009
              ],
              [
                698593.94303467,
                5379940.823226873,
                991.5020239540008
              ],
              [
                698593.94303467,
                5378382.663226873,
                991.5020239540008
              ],
              [
                697037.28303467,
                5378382.663226873,
                580.8820239540009
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:23:53+00:00",
        "end_time": "2018-10-11T18:15:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3311484,
            48.52710565,
            580.882024,
            -120.3093453,
            48.54159868,
            991.502024
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33114842752678,
                  48.527596164478744,
                  580.8820239540009
                ],
                [
                  -120.33041184394344,
                  48.54159868368502,
                  580.8820239540009
                ],
                [
                  -120.3093453447623,
                  48.541107926386054,
                  991.5020239540008
                ],
                [
                  -120.31008772391448,
                  48.527105647228964,
                  991.5020239540008
                ],
                [
                  -120.33114842752678,
                  48.527596164478744,
                  580.8820239540009
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:23:53Z",
            "pc:count": 30295541,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697815.7482,
                "count": 30295541,
                "maximum": 698593.943,
                "minimum": 697037.283,
                "name": "X",
                "position": 0,
                "stddev": 426.9582853,
                "variance": 182293.3774
              },
              {
                "average": 5379166.676,
                "count": 30295541,
                "maximum": 5379940.823,
                "minimum": 5378382.663,
                "name": "Y",
                "position": 1,
                "stddev": 434.1062199,
                "variance": 188448.2102
              },
              {
                "average": 615.9408713,
                "count": 30295541,
                "maximum": 991.502024,
                "minimum": 580.882024,
                "name": "Z",
                "position": 2,
                "stddev": 54.89466827,
                "variance": 3013.424604
              },
              {
                "average": 676.4163957,
                "count": 30295541,
                "maximum": 4095,
                "minimum": 102,
                "name": "Intensity",
                "position": 3,
                "stddev": 375.879319,
                "variance": 141285.2625
              },
              {
                "average": 1.168433896,
                "count": 30295541,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4106777943,
                "variance": 0.1686562507
              },
              {
                "average": 1.336865052,
                "count": 30295541,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5560291968,
                "variance": 0.3091684676
              },
              {
                "average": 0.4998257334,
                "count": 30295541,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999999779,
                "variance": 0.2499999779
              },
              {
                "average": 0.0002958191108,
                "count": 30295541,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01719684889,
                "variance": 0.0002957316116
              },
              {
                "average": 1.334415649,
                "count": 30295541,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.484628272,
                "variance": 0.234864562
              },
              {
                "average": 0.07979059439,
                "count": 30295541,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.839296758,
                "variance": 96.8117607
              },
              {
                "average": 0,
                "count": 30295541,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.358286,
                "count": 30295541,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.236109724,
                "variance": 5.000186699
              },
              {
                "average": 223319127.1,
                "count": 30295541,
                "maximum": 223321033.4,
                "minimum": 223316939.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1130.971358,
                "variance": 1279096.212
              },
              {
                "average": 0,
                "count": 30295541,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30295541,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30295541,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30295541,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30295541,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697037.283,
              5378382.663,
              580.882024,
              698593.943,
              5379940.823,
              991.502024
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697037.28303467,
                    5378382.663226873,
                    580.8820239540009
                  ],
                  [
                    697037.28303467,
                    5379940.823226873,
                    580.8820239540009
                  ],
                  [
                    698593.94303467,
                    5379940.823226873,
                    991.5020239540008
                  ],
                  [
                    698593.94303467,
                    5378382.663226873,
                    991.5020239540008
                  ],
                  [
                    697037.28303467,
                    5378382.663226873,
                    580.8820239540009
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:23:53+00:00",
            "end_time": "2018-10-11T18:15:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27018512500503,
              48.51425367086706,
              569.8533261527787
            ],
            [
              -120.26943216852061,
              48.528253901644106,
              569.8533261527787
            ],
            [
              -120.24836956403172,
              48.52775202478774,
              1072.9333261527786
            ],
            [
              -120.24912831075211,
              48.51375203944441,
              1072.9333261527786
            ],
            [
              -120.27018512500503,
              48.51425367086706,
              569.8533261527787
            ]
          ]
        ]
      },
      "bbox": [
        -120.2701851,
        48.51375204,
        569.8533262,
        -120.2483696,
        48.5282539,
        1072.933326
      ],
      "properties": {
        "datetime": "2018-10-11T21:20:24Z",
        "pc:count": 30789561,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702413.0625,
            "count": 30789561,
            "maximum": 703147.532,
            "minimum": 701590.672,
            "name": "X",
            "position": 0,
            "stddev": 440.045938,
            "variance": 193640.4275
          },
          {
            "average": 5377857.271,
            "count": 30789561,
            "maximum": 5378616.734,
            "minimum": 5377058.754,
            "name": "Y",
            "position": 1,
            "stddev": 428.0651039,
            "variance": 183239.7332
          },
          {
            "average": 805.1945175,
            "count": 30789561,
            "maximum": 1072.933326,
            "minimum": 569.8533262,
            "name": "Z",
            "position": 2,
            "stddev": 121.1378536,
            "variance": 14674.37958
          },
          {
            "average": 996.3493838,
            "count": 30789561,
            "maximum": 4095,
            "minimum": 75,
            "name": "Intensity",
            "position": 3,
            "stddev": 306.26261,
            "variance": 93796.78627
          },
          {
            "average": 1.030135409,
            "count": 30789561,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.190881335,
            "variance": 0.03643568406
          },
          {
            "average": 1.060277053,
            "count": 30789561,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2797817329,
            "variance": 0.07827781807
          },
          {
            "average": 0.4963148711,
            "count": 30789561,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999864278,
            "variance": 0.2499864279
          },
          {
            "average": 0.0002799000609,
            "count": 30789561,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01672787273,
            "variance": 0.000279821726
          },
          {
            "average": 1.544682011,
            "count": 30789561,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5353009529,
            "variance": 0.2865471102
          },
          {
            "average": -0.05791430951,
            "count": 30789561,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.25737821,
            "variance": 105.2138077
          },
          {
            "average": 0,
            "count": 30789561,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.89406289,
            "count": 30789561,
            "maximum": 151,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.86599506,
            "variance": 4207.597315
          },
          {
            "average": 220335806.2,
            "count": 30789561,
            "maximum": 223328024.6,
            "minimum": 216235422.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3501145.625,
            "variance": 12258020690000.0
          },
          {
            "average": 0,
            "count": 30789561,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30789561,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30789561,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30789561,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30789561,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701590.672,
          5377058.754,
          569.8533262,
          703147.532,
          5378616.734,
          1072.933326
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701590.6720217192,
                5377058.753587557,
                569.8533261527787
              ],
              [
                701590.6720217192,
                5378616.733587557,
                569.8533261527787
              ],
              [
                703147.5320217193,
                5378616.733587557,
                1072.9333261527786
              ],
              [
                703147.5320217193,
                5377058.753587557,
                1072.9333261527786
              ],
              [
                701590.6720217192,
                5377058.753587557,
                569.8533261527787
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:20:24+00:00",
        "end_time": "2018-07-21T19:10:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2701851,
            48.51375204,
            569.8533262,
            -120.2483696,
            48.5282539,
            1072.933326
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27018512500503,
                  48.51425367086706,
                  569.8533261527787
                ],
                [
                  -120.26943216852061,
                  48.528253901644106,
                  569.8533261527787
                ],
                [
                  -120.24836956403172,
                  48.52775202478774,
                  1072.9333261527786
                ],
                [
                  -120.24912831075211,
                  48.51375203944441,
                  1072.9333261527786
                ],
                [
                  -120.27018512500503,
                  48.51425367086706,
                  569.8533261527787
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:20:24Z",
            "pc:count": 30789561,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702413.0625,
                "count": 30789561,
                "maximum": 703147.532,
                "minimum": 701590.672,
                "name": "X",
                "position": 0,
                "stddev": 440.045938,
                "variance": 193640.4275
              },
              {
                "average": 5377857.271,
                "count": 30789561,
                "maximum": 5378616.734,
                "minimum": 5377058.754,
                "name": "Y",
                "position": 1,
                "stddev": 428.0651039,
                "variance": 183239.7332
              },
              {
                "average": 805.1945175,
                "count": 30789561,
                "maximum": 1072.933326,
                "minimum": 569.8533262,
                "name": "Z",
                "position": 2,
                "stddev": 121.1378536,
                "variance": 14674.37958
              },
              {
                "average": 996.3493838,
                "count": 30789561,
                "maximum": 4095,
                "minimum": 75,
                "name": "Intensity",
                "position": 3,
                "stddev": 306.26261,
                "variance": 93796.78627
              },
              {
                "average": 1.030135409,
                "count": 30789561,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.190881335,
                "variance": 0.03643568406
              },
              {
                "average": 1.060277053,
                "count": 30789561,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2797817329,
                "variance": 0.07827781807
              },
              {
                "average": 0.4963148711,
                "count": 30789561,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999864278,
                "variance": 0.2499864279
              },
              {
                "average": 0.0002799000609,
                "count": 30789561,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01672787273,
                "variance": 0.000279821726
              },
              {
                "average": 1.544682011,
                "count": 30789561,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5353009529,
                "variance": 0.2865471102
              },
              {
                "average": -0.05791430951,
                "count": 30789561,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.25737821,
                "variance": 105.2138077
              },
              {
                "average": 0,
                "count": 30789561,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.89406289,
                "count": 30789561,
                "maximum": 151,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.86599506,
                "variance": 4207.597315
              },
              {
                "average": 220335806.2,
                "count": 30789561,
                "maximum": 223328024.6,
                "minimum": 216235422.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3501145.625,
                "variance": 12258020690000.0
              },
              {
                "average": 0,
                "count": 30789561,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30789561,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30789561,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30789561,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30789561,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701590.672,
              5377058.754,
              569.8533262,
              703147.532,
              5378616.734,
              1072.933326
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701590.6720217192,
                    5377058.753587557,
                    569.8533261527787
                  ],
                  [
                    701590.6720217192,
                    5378616.733587557,
                    569.8533261527787
                  ],
                  [
                    703147.5320217193,
                    5378616.733587557,
                    1072.9333261527786
                  ],
                  [
                    703147.5320217193,
                    5377058.753587557,
                    1072.9333261527786
                  ],
                  [
                    701590.6720217192,
                    5377058.753587557,
                    569.8533261527787
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:20:24+00:00",
            "end_time": "2018-07-21T19:10:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31211389531475,
              48.74359668746945,
              1158.567581744779
            ],
            [
              -120.31136621851417,
              48.7576020556899,
              1158.567581744779
            ],
            [
              -120.29021124158098,
              48.757106213383885,
              1824.8275817447793
            ],
            [
              -120.29096478384736,
              48.74310108798617,
              1824.8275817447793
            ],
            [
              -120.31211389531475,
              48.74359668746945,
              1158.567581744779
            ]
          ]
        ]
      },
      "bbox": [
        -120.3121139,
        48.74310109,
        1158.567582,
        -120.2902112,
        48.75760206,
        1824.827582
      ],
      "properties": {
        "datetime": "2018-10-11T20:17:54Z",
        "pc:count": 40527666,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698362.5219,
            "count": 40527666,
            "maximum": 699153.1309,
            "minimum": 697596.5709,
            "name": "X",
            "position": 0,
            "stddev": 426.3139634,
            "variance": 181743.5954
          },
          {
            "average": 5403239.696,
            "count": 40527666,
            "maximum": 5403997.378,
            "minimum": 5402438.818,
            "name": "Y",
            "position": 1,
            "stddev": 434.1407402,
            "variance": 188478.1823
          },
          {
            "average": 1415.120977,
            "count": 40527666,
            "maximum": 1824.827582,
            "minimum": 1158.567582,
            "name": "Z",
            "position": 2,
            "stddev": 167.6093999,
            "variance": 28092.91092
          },
          {
            "average": 438.1432004,
            "count": 40527666,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 293.0579468,
            "variance": 85882.96016
          },
          {
            "average": 1.493678565,
            "count": 40527666,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7621096589,
            "variance": 0.5808111322
          },
          {
            "average": 1.987507201,
            "count": 40527666,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.002582305,
            "variance": 1.005171279
          },
          {
            "average": 0.4972647327,
            "count": 40527666,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999925244,
            "variance": 0.2499925245
          },
          {
            "average": 0.0002674222592,
            "count": 40527666,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01635086392,
            "variance": 0.0002673507511
          },
          {
            "average": 1.284951914,
            "count": 40527666,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5204709379,
            "variance": 0.2708899972
          },
          {
            "average": -0.6904027436,
            "count": 40527666,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.50315718,
            "variance": 132.3226252
          },
          {
            "average": 0,
            "count": 40527666,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.9005626,
            "count": 40527666,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.136261118,
            "variance": 4.563611563
          },
          {
            "average": 223321626.4,
            "count": 40527666,
            "maximum": 223324274.7,
            "minimum": 223320221.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1070.55745,
            "variance": 1146093.254
          },
          {
            "average": 0,
            "count": 40527666,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40527666,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40527666,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40527666,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40527666,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697596.5709,
          5402438.818,
          1158.567582,
          699153.1309,
          5403997.378,
          1824.827582
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697596.5709233512,
                5402438.818280868,
                1158.567581744779
              ],
              [
                697596.5709233512,
                5403997.378280869,
                1158.567581744779
              ],
              [
                699153.1309233513,
                5403997.378280869,
                1824.8275817447793
              ],
              [
                699153.1309233513,
                5402438.818280868,
                1824.8275817447793
              ],
              [
                697596.5709233512,
                5402438.818280868,
                1158.567581744779
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:17:54+00:00",
        "end_time": "2018-10-11T19:10:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3121139,
            48.74310109,
            1158.567582,
            -120.2902112,
            48.75760206,
            1824.827582
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31211389531475,
                  48.74359668746945,
                  1158.567581744779
                ],
                [
                  -120.31136621851417,
                  48.7576020556899,
                  1158.567581744779
                ],
                [
                  -120.29021124158098,
                  48.757106213383885,
                  1824.8275817447793
                ],
                [
                  -120.29096478384736,
                  48.74310108798617,
                  1824.8275817447793
                ],
                [
                  -120.31211389531475,
                  48.74359668746945,
                  1158.567581744779
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:17:54Z",
            "pc:count": 40527666,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698362.5219,
                "count": 40527666,
                "maximum": 699153.1309,
                "minimum": 697596.5709,
                "name": "X",
                "position": 0,
                "stddev": 426.3139634,
                "variance": 181743.5954
              },
              {
                "average": 5403239.696,
                "count": 40527666,
                "maximum": 5403997.378,
                "minimum": 5402438.818,
                "name": "Y",
                "position": 1,
                "stddev": 434.1407402,
                "variance": 188478.1823
              },
              {
                "average": 1415.120977,
                "count": 40527666,
                "maximum": 1824.827582,
                "minimum": 1158.567582,
                "name": "Z",
                "position": 2,
                "stddev": 167.6093999,
                "variance": 28092.91092
              },
              {
                "average": 438.1432004,
                "count": 40527666,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 293.0579468,
                "variance": 85882.96016
              },
              {
                "average": 1.493678565,
                "count": 40527666,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7621096589,
                "variance": 0.5808111322
              },
              {
                "average": 1.987507201,
                "count": 40527666,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.002582305,
                "variance": 1.005171279
              },
              {
                "average": 0.4972647327,
                "count": 40527666,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999925244,
                "variance": 0.2499925245
              },
              {
                "average": 0.0002674222592,
                "count": 40527666,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01635086392,
                "variance": 0.0002673507511
              },
              {
                "average": 1.284951914,
                "count": 40527666,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5204709379,
                "variance": 0.2708899972
              },
              {
                "average": -0.6904027436,
                "count": 40527666,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.50315718,
                "variance": 132.3226252
              },
              {
                "average": 0,
                "count": 40527666,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.9005626,
                "count": 40527666,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.136261118,
                "variance": 4.563611563
              },
              {
                "average": 223321626.4,
                "count": 40527666,
                "maximum": 223324274.7,
                "minimum": 223320221.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1070.55745,
                "variance": 1146093.254
              },
              {
                "average": 0,
                "count": 40527666,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40527666,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40527666,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40527666,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40527666,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697596.5709,
              5402438.818,
              1158.567582,
              699153.1309,
              5403997.378,
              1824.827582
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697596.5709233512,
                    5402438.818280868,
                    1158.567581744779
                  ],
                  [
                    697596.5709233512,
                    5403997.378280869,
                    1158.567581744779
                  ],
                  [
                    699153.1309233513,
                    5403997.378280869,
                    1824.8275817447793
                  ],
                  [
                    699153.1309233513,
                    5402438.818280868,
                    1824.8275817447793
                  ],
                  [
                    697596.5709233512,
                    5402438.818280868,
                    1158.567581744779
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:17:54+00:00",
            "end_time": "2018-10-11T19:10:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18862943016407,
              48.406448871289776,
              629.855071856658
            ],
            [
              -120.18785685623898,
              48.420449657567204,
              629.855071856658
            ],
            [
              -120.1668373141546,
              48.41993363840006,
              839.075071856658
            ],
            [
              -120.16761564397196,
              48.40593310436536,
              839.075071856658
            ],
            [
              -120.18862943016407,
              48.406448871289776,
              629.855071856658
            ]
          ]
        ]
      },
      "bbox": [
        -120.1886294,
        48.4059331,
        629.8550719,
        -120.1668373,
        48.42044966,
        839.0750719
      ],
      "properties": {
        "datetime": "2018-07-21T01:12:24Z",
        "pc:count": 35620641,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708810.5138,
            "count": 35620641,
            "maximum": 709610.2677,
            "minimum": 708053.1877,
            "name": "X",
            "position": 0,
            "stddev": 430.2500039,
            "variance": 185115.0659
          },
          {
            "average": 5366080.476,
            "count": 35620641,
            "maximum": 5366853.901,
            "minimum": 5365295.781,
            "name": "Y",
            "position": 1,
            "stddev": 429.2120253,
            "variance": 184222.9626
          },
          {
            "average": 736.6288382,
            "count": 35620641,
            "maximum": 839.0750719,
            "minimum": 629.8550719,
            "name": "Z",
            "position": 2,
            "stddev": 37.07833233,
            "variance": 1374.802728
          },
          {
            "average": 1240.617216,
            "count": 35620641,
            "maximum": 4095,
            "minimum": 68,
            "name": "Intensity",
            "position": 3,
            "stddev": 296.1446154,
            "variance": 87701.63326
          },
          {
            "average": 1.031129591,
            "count": 35620641,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2028242088,
            "variance": 0.04113765968
          },
          {
            "average": 1.062255842,
            "count": 35620641,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3021720195,
            "variance": 0.09130792935
          },
          {
            "average": 0.4965966502,
            "count": 35620641,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999884241,
            "variance": 0.2499884242
          },
          {
            "average": 0.0002563120636,
            "count": 35620641,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01600769736,
            "variance": 0.0002562463749
          },
          {
            "average": 1.612394286,
            "count": 35620641,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4935916521,
            "variance": 0.243632719
          },
          {
            "average": 0.0845559329,
            "count": 35620641,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.874637661,
            "variance": 97.50846894
          },
          {
            "average": 0,
            "count": 35620641,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.9210009,
            "count": 35620641,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.609278009,
            "variance": 6.808331731
          },
          {
            "average": 216168130.4,
            "count": 35620641,
            "maximum": 216170744,
            "minimum": 216164850.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1397.801959,
            "variance": 1953850.316
          },
          {
            "average": 0,
            "count": 35620641,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35620641,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35620641,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35620641,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35620641,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708053.1877,
          5365295.781,
          629.8550719,
          709610.2677,
          5366853.901,
          839.0750719
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708053.1876636654,
                5365295.781310023,
                629.855071856658
              ],
              [
                708053.1876636654,
                5366853.901310022,
                629.855071856658
              ],
              [
                709610.2676636655,
                5366853.901310022,
                839.075071856658
              ],
              [
                709610.2676636655,
                5365295.781310023,
                839.075071856658
              ],
              [
                708053.1876636654,
                5365295.781310023,
                629.855071856658
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:12:24+00:00",
        "end_time": "2018-07-20T23:34:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1886294,
            48.4059331,
            629.8550719,
            -120.1668373,
            48.42044966,
            839.0750719
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18862943016407,
                  48.406448871289776,
                  629.855071856658
                ],
                [
                  -120.18785685623898,
                  48.420449657567204,
                  629.855071856658
                ],
                [
                  -120.1668373141546,
                  48.41993363840006,
                  839.075071856658
                ],
                [
                  -120.16761564397196,
                  48.40593310436536,
                  839.075071856658
                ],
                [
                  -120.18862943016407,
                  48.406448871289776,
                  629.855071856658
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:12:24Z",
            "pc:count": 35620641,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708810.5138,
                "count": 35620641,
                "maximum": 709610.2677,
                "minimum": 708053.1877,
                "name": "X",
                "position": 0,
                "stddev": 430.2500039,
                "variance": 185115.0659
              },
              {
                "average": 5366080.476,
                "count": 35620641,
                "maximum": 5366853.901,
                "minimum": 5365295.781,
                "name": "Y",
                "position": 1,
                "stddev": 429.2120253,
                "variance": 184222.9626
              },
              {
                "average": 736.6288382,
                "count": 35620641,
                "maximum": 839.0750719,
                "minimum": 629.8550719,
                "name": "Z",
                "position": 2,
                "stddev": 37.07833233,
                "variance": 1374.802728
              },
              {
                "average": 1240.617216,
                "count": 35620641,
                "maximum": 4095,
                "minimum": 68,
                "name": "Intensity",
                "position": 3,
                "stddev": 296.1446154,
                "variance": 87701.63326
              },
              {
                "average": 1.031129591,
                "count": 35620641,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2028242088,
                "variance": 0.04113765968
              },
              {
                "average": 1.062255842,
                "count": 35620641,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3021720195,
                "variance": 0.09130792935
              },
              {
                "average": 0.4965966502,
                "count": 35620641,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999884241,
                "variance": 0.2499884242
              },
              {
                "average": 0.0002563120636,
                "count": 35620641,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01600769736,
                "variance": 0.0002562463749
              },
              {
                "average": 1.612394286,
                "count": 35620641,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4935916521,
                "variance": 0.243632719
              },
              {
                "average": 0.0845559329,
                "count": 35620641,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.874637661,
                "variance": 97.50846894
              },
              {
                "average": 0,
                "count": 35620641,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.9210009,
                "count": 35620641,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.609278009,
                "variance": 6.808331731
              },
              {
                "average": 216168130.4,
                "count": 35620641,
                "maximum": 216170744,
                "minimum": 216164850.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1397.801959,
                "variance": 1953850.316
              },
              {
                "average": 0,
                "count": 35620641,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35620641,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35620641,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35620641,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35620641,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708053.1877,
              5365295.781,
              629.8550719,
              709610.2677,
              5366853.901,
              839.0750719
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708053.1876636654,
                    5365295.781310023,
                    629.855071856658
                  ],
                  [
                    708053.1876636654,
                    5366853.901310022,
                    629.855071856658
                  ],
                  [
                    709610.2676636655,
                    5366853.901310022,
                    839.075071856658
                  ],
                  [
                    709610.2676636655,
                    5365295.781310023,
                    839.075071856658
                  ],
                  [
                    708053.1876636654,
                    5365295.781310023,
                    629.855071856658
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:12:24+00:00",
            "end_time": "2018-07-20T23:34:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27135182553427,
              48.74369460321542,
              1512.2372603434274
            ],
            [
              -120.27059284524266,
              48.757698960002045,
              1512.2372603434274
            ],
            [
              -120.2494382733929,
              48.75719562617671,
              2071.0772603434275
            ],
            [
              -120.25020311823543,
              48.743191515863806,
              2071.0772603434275
            ],
            [
              -120.27135182553427,
              48.74369460321542,
              1512.2372603434274
            ]
          ]
        ]
      },
      "bbox": [
        -120.2713518,
        48.74319152,
        1512.23726,
        -120.2494383,
        48.75769896,
        2071.07726
      ],
      "properties": {
        "datetime": "2018-10-11T21:13:43Z",
        "pc:count": 46857001,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701368.2663,
            "count": 46857001,
            "maximum": 702149.0416,
            "minimum": 700592.4616,
            "name": "X",
            "position": 0,
            "stddev": 434.1092937,
            "variance": 188450.8789
          },
          {
            "average": 5403292.421,
            "count": 46857001,
            "maximum": 5404114.752,
            "minimum": 5402556.252,
            "name": "Y",
            "position": 1,
            "stddev": 439.7935959,
            "variance": 193418.407
          },
          {
            "average": 1781.784249,
            "count": 46857001,
            "maximum": 2071.07726,
            "minimum": 1512.23726,
            "name": "Z",
            "position": 2,
            "stddev": 126.9155677,
            "variance": 16107.56133
          },
          {
            "average": 790.934792,
            "count": 46857001,
            "maximum": 4095,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 725.032757,
            "variance": 525672.4987
          },
          {
            "average": 1.520258392,
            "count": 46857001,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8637690033,
            "variance": 0.746096891
          },
          {
            "average": 2.040519921,
            "count": 46857001,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.203096264,
            "variance": 1.447440621
          },
          {
            "average": 0.4959830229,
            "count": 46857001,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983869,
            "variance": 0.2499838692
          },
          {
            "average": 0.0003031350641,
            "count": 46857001,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01740813544,
            "variance": 0.0003030431797
          },
          {
            "average": 1.39216334,
            "count": 46857001,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5363553112,
            "variance": 0.2876770199
          },
          {
            "average": -0.2184410023,
            "count": 46857001,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.31676164,
            "variance": 177.3361406
          },
          {
            "average": 0,
            "count": 46857001,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 103.1247458,
            "count": 46857001,
            "maximum": 150,
            "minimum": 16,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.57114225,
            "variance": 3915.147842
          },
          {
            "average": 220867359.7,
            "count": 46857001,
            "maximum": 223327623.9,
            "minimum": 216236884.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3374351.386,
            "variance": 11386247280000.0
          },
          {
            "average": 0,
            "count": 46857001,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46857001,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46857001,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46857001,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46857001,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700592.4616,
          5402556.252,
          1512.23726,
          702149.0416,
          5404114.752,
          2071.07726
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700592.4616182294,
                5402556.252376018,
                1512.2372603434274
              ],
              [
                700592.4616182294,
                5404114.752376018,
                1512.2372603434274
              ],
              [
                702149.0416182295,
                5404114.752376018,
                2071.0772603434275
              ],
              [
                702149.0416182295,
                5402556.252376018,
                2071.0772603434275
              ],
              [
                700592.4616182294,
                5402556.252376018,
                1512.2372603434274
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:13:43+00:00",
        "end_time": "2018-07-21T19:34:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2713518,
            48.74319152,
            1512.23726,
            -120.2494383,
            48.75769896,
            2071.07726
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27135182553427,
                  48.74369460321542,
                  1512.2372603434274
                ],
                [
                  -120.27059284524266,
                  48.757698960002045,
                  1512.2372603434274
                ],
                [
                  -120.2494382733929,
                  48.75719562617671,
                  2071.0772603434275
                ],
                [
                  -120.25020311823543,
                  48.743191515863806,
                  2071.0772603434275
                ],
                [
                  -120.27135182553427,
                  48.74369460321542,
                  1512.2372603434274
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:13:43Z",
            "pc:count": 46857001,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701368.2663,
                "count": 46857001,
                "maximum": 702149.0416,
                "minimum": 700592.4616,
                "name": "X",
                "position": 0,
                "stddev": 434.1092937,
                "variance": 188450.8789
              },
              {
                "average": 5403292.421,
                "count": 46857001,
                "maximum": 5404114.752,
                "minimum": 5402556.252,
                "name": "Y",
                "position": 1,
                "stddev": 439.7935959,
                "variance": 193418.407
              },
              {
                "average": 1781.784249,
                "count": 46857001,
                "maximum": 2071.07726,
                "minimum": 1512.23726,
                "name": "Z",
                "position": 2,
                "stddev": 126.9155677,
                "variance": 16107.56133
              },
              {
                "average": 790.934792,
                "count": 46857001,
                "maximum": 4095,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 725.032757,
                "variance": 525672.4987
              },
              {
                "average": 1.520258392,
                "count": 46857001,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8637690033,
                "variance": 0.746096891
              },
              {
                "average": 2.040519921,
                "count": 46857001,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.203096264,
                "variance": 1.447440621
              },
              {
                "average": 0.4959830229,
                "count": 46857001,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983869,
                "variance": 0.2499838692
              },
              {
                "average": 0.0003031350641,
                "count": 46857001,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01740813544,
                "variance": 0.0003030431797
              },
              {
                "average": 1.39216334,
                "count": 46857001,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5363553112,
                "variance": 0.2876770199
              },
              {
                "average": -0.2184410023,
                "count": 46857001,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.31676164,
                "variance": 177.3361406
              },
              {
                "average": 0,
                "count": 46857001,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 103.1247458,
                "count": 46857001,
                "maximum": 150,
                "minimum": 16,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.57114225,
                "variance": 3915.147842
              },
              {
                "average": 220867359.7,
                "count": 46857001,
                "maximum": 223327623.9,
                "minimum": 216236884.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3374351.386,
                "variance": 11386247280000.0
              },
              {
                "average": 0,
                "count": 46857001,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46857001,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46857001,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46857001,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46857001,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700592.4616,
              5402556.252,
              1512.23726,
              702149.0416,
              5404114.752,
              2071.07726
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700592.4616182294,
                    5402556.252376018,
                    1512.2372603434274
                  ],
                  [
                    700592.4616182294,
                    5404114.752376018,
                    1512.2372603434274
                  ],
                  [
                    702149.0416182295,
                    5404114.752376018,
                    2071.0772603434275
                  ],
                  [
                    702149.0416182295,
                    5402556.252376018,
                    2071.0772603434275
                  ],
                  [
                    700592.4616182294,
                    5402556.252376018,
                    1512.2372603434274
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:13:43+00:00",
            "end_time": "2018-07-21T19:34:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33148469559353,
              48.58157945213952,
              1057.5277728567314
            ],
            [
              -120.33074680693495,
              48.59558184330686,
              1057.5277728567314
            ],
            [
              -120.30965732578525,
              48.59509072898777,
              1730.1277728567313
            ],
            [
              -120.31040102734832,
              48.581088578099354,
              1730.1277728567313
            ],
            [
              -120.33148469559353,
              48.58157945213952,
              1057.5277728567314
            ]
          ]
        ]
      },
      "bbox": [
        -120.3314847,
        48.58108858,
        1057.527773,
        -120.3096573,
        48.59558184,
        1730.127773
      ],
      "properties": {
        "datetime": "2018-10-11T19:22:13Z",
        "pc:count": 44473240,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697575.4642,
            "count": 44473240,
            "maximum": 698359.5447,
            "minimum": 696802.8447,
            "name": "X",
            "position": 0,
            "stddev": 431.8365669,
            "variance": 186482.8205
          },
          {
            "average": 5385137.581,
            "count": 44473240,
            "maximum": 5385939.755,
            "minimum": 5384381.595,
            "name": "Y",
            "position": 1,
            "stddev": 434.7485845,
            "variance": 189006.3318
          },
          {
            "average": 1330.952763,
            "count": 44473240,
            "maximum": 1730.127773,
            "minimum": 1057.527773,
            "name": "Z",
            "position": 2,
            "stddev": 140.8837173,
            "variance": 19848.22181
          },
          {
            "average": 616.4178878,
            "count": 44473240,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 402.6647141,
            "variance": 162138.872
          },
          {
            "average": 1.53954378,
            "count": 44473240,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7917771434,
            "variance": 0.6269110448
          },
          {
            "average": 2.079164302,
            "count": 44473240,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.024742417,
            "variance": 1.050097021
          },
          {
            "average": 0.4970849212,
            "count": 44473240,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999915079,
            "variance": 0.2499915079
          },
          {
            "average": 0.0002615730268,
            "count": 44473240,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01617110424,
            "variance": 0.0002615046123
          },
          {
            "average": 1.28494787,
            "count": 44473240,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5108615662,
            "variance": 0.2609795398
          },
          {
            "average": -0.2871482861,
            "count": 44473240,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.25661288,
            "variance": 126.7113334
          },
          {
            "average": 0,
            "count": 44473240,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.3685811,
            "count": 44473240,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.143433462,
            "variance": 4.594307005
          },
          {
            "average": 223319123.7,
            "count": 44473240,
            "maximum": 223320933.9,
            "minimum": 223316845.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1075.64815,
            "variance": 1157018.943
          },
          {
            "average": 0,
            "count": 44473240,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44473240,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44473240,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44473240,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44473240,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696802.8447,
          5384381.595,
          1057.527773,
          698359.5447,
          5385939.755,
          1730.127773
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696802.8447147199,
                5384381.595228208,
                1057.5277728567314
              ],
              [
                696802.8447147199,
                5385939.755228208,
                1057.5277728567314
              ],
              [
                698359.5447147199,
                5385939.755228208,
                1730.1277728567313
              ],
              [
                698359.5447147199,
                5384381.595228208,
                1730.1277728567313
              ],
              [
                696802.8447147199,
                5384381.595228208,
                1057.5277728567314
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:22:13+00:00",
        "end_time": "2018-10-11T18:14:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3314847,
            48.58108858,
            1057.527773,
            -120.3096573,
            48.59558184,
            1730.127773
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33148469559353,
                  48.58157945213952,
                  1057.5277728567314
                ],
                [
                  -120.33074680693495,
                  48.59558184330686,
                  1057.5277728567314
                ],
                [
                  -120.30965732578525,
                  48.59509072898777,
                  1730.1277728567313
                ],
                [
                  -120.31040102734832,
                  48.581088578099354,
                  1730.1277728567313
                ],
                [
                  -120.33148469559353,
                  48.58157945213952,
                  1057.5277728567314
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:22:13Z",
            "pc:count": 44473240,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697575.4642,
                "count": 44473240,
                "maximum": 698359.5447,
                "minimum": 696802.8447,
                "name": "X",
                "position": 0,
                "stddev": 431.8365669,
                "variance": 186482.8205
              },
              {
                "average": 5385137.581,
                "count": 44473240,
                "maximum": 5385939.755,
                "minimum": 5384381.595,
                "name": "Y",
                "position": 1,
                "stddev": 434.7485845,
                "variance": 189006.3318
              },
              {
                "average": 1330.952763,
                "count": 44473240,
                "maximum": 1730.127773,
                "minimum": 1057.527773,
                "name": "Z",
                "position": 2,
                "stddev": 140.8837173,
                "variance": 19848.22181
              },
              {
                "average": 616.4178878,
                "count": 44473240,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 402.6647141,
                "variance": 162138.872
              },
              {
                "average": 1.53954378,
                "count": 44473240,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7917771434,
                "variance": 0.6269110448
              },
              {
                "average": 2.079164302,
                "count": 44473240,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.024742417,
                "variance": 1.050097021
              },
              {
                "average": 0.4970849212,
                "count": 44473240,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999915079,
                "variance": 0.2499915079
              },
              {
                "average": 0.0002615730268,
                "count": 44473240,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01617110424,
                "variance": 0.0002615046123
              },
              {
                "average": 1.28494787,
                "count": 44473240,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5108615662,
                "variance": 0.2609795398
              },
              {
                "average": -0.2871482861,
                "count": 44473240,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.25661288,
                "variance": 126.7113334
              },
              {
                "average": 0,
                "count": 44473240,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.3685811,
                "count": 44473240,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.143433462,
                "variance": 4.594307005
              },
              {
                "average": 223319123.7,
                "count": 44473240,
                "maximum": 223320933.9,
                "minimum": 223316845.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1075.64815,
                "variance": 1157018.943
              },
              {
                "average": 0,
                "count": 44473240,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44473240,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44473240,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44473240,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44473240,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696802.8447,
              5384381.595,
              1057.527773,
              698359.5447,
              5385939.755,
              1730.127773
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696802.8447147199,
                    5384381.595228208,
                    1057.5277728567314
                  ],
                  [
                    696802.8447147199,
                    5385939.755228208,
                    1057.5277728567314
                  ],
                  [
                    698359.5447147199,
                    5385939.755228208,
                    1730.1277728567313
                  ],
                  [
                    698359.5447147199,
                    5384381.595228208,
                    1730.1277728567313
                  ],
                  [
                    696802.8447147199,
                    5384381.595228208,
                    1057.5277728567314
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:22:13+00:00",
            "end_time": "2018-10-11T18:14:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25020849589258,
              48.58177471404831,
              854.6185330548108
            ],
            [
              -120.24944805688959,
              48.59577778086436,
              854.6185330548108
            ],
            [
              -120.22835883725199,
              48.59527175118502,
              1164.7185330548107
            ],
            [
              -120.2291250886189,
              48.58126893195735,
              1164.7185330548107
            ],
            [
              -120.25020849589258,
              48.58177471404831,
              854.6185330548108
            ]
          ]
        ]
      },
      "bbox": [
        -120.2502085,
        48.58126893,
        854.6185331,
        -120.2283588,
        48.59577778,
        1164.718533
      ],
      "properties": {
        "datetime": "2018-07-21T20:02:19Z",
        "pc:count": 49058413,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703550.3494,
            "count": 49058413,
            "maximum": 704352.3952,
            "minimum": 702795.6152,
            "name": "X",
            "position": 0,
            "stddev": 416.8922972,
            "variance": 173799.1875
          },
          {
            "average": 5385394.44,
            "count": 49058413,
            "maximum": 5386174.315,
            "minimum": 5384615.975,
            "name": "Y",
            "position": 1,
            "stddev": 435.1228338,
            "variance": 189331.8805
          },
          {
            "average": 990.8030003,
            "count": 49058413,
            "maximum": 1164.718533,
            "minimum": 854.6185331,
            "name": "Z",
            "position": 2,
            "stddev": 61.28270758,
            "variance": 3755.570249
          },
          {
            "average": 1139.469301,
            "count": 49058413,
            "maximum": 4019,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 615.800851,
            "variance": 379210.6881
          },
          {
            "average": 1.334951479,
            "count": 49058413,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6538579299,
            "variance": 0.4275301924
          },
          {
            "average": 1.670164728,
            "count": 49058413,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9142341948,
            "variance": 0.8358241629
          },
          {
            "average": 0.4979730184,
            "count": 49058413,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999958964,
            "variance": 0.2499958964
          },
          {
            "average": 0.0002335583094,
            "count": 49058413,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01528082997,
            "variance": 0.0002335037646
          },
          {
            "average": 1.3451513,
            "count": 49058413,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4980381124,
            "variance": 0.2480419614
          },
          {
            "average": 0.3375307594,
            "count": 49058413,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.81101478,
            "variance": 116.8780406
          },
          {
            "average": 0,
            "count": 49058413,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.4315607,
            "count": 49058413,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.43603657,
            "variance": 4152.002809
          },
          {
            "average": 216224110.1,
            "count": 49058413,
            "maximum": 216238539,
            "minimum": 216175629.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23398.24892,
            "variance": 547478052.4
          },
          {
            "average": 0,
            "count": 49058413,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49058413,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49058413,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49058413,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49058413,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702795.6152,
          5384615.975,
          854.6185331,
          704352.3952,
          5386174.315,
          1164.718533
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702795.6151673662,
                5384615.975014938,
                854.6185330548108
              ],
              [
                702795.6151673662,
                5386174.315014938,
                854.6185330548108
              ],
              [
                704352.3951673663,
                5386174.315014938,
                1164.7185330548107
              ],
              [
                704352.3951673663,
                5384615.975014938,
                1164.7185330548107
              ],
              [
                702795.6151673662,
                5384615.975014938,
                854.6185330548108
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:02:19+00:00",
        "end_time": "2018-07-21T02:33:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2502085,
            48.58126893,
            854.6185331,
            -120.2283588,
            48.59577778,
            1164.718533
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25020849589258,
                  48.58177471404831,
                  854.6185330548108
                ],
                [
                  -120.24944805688959,
                  48.59577778086436,
                  854.6185330548108
                ],
                [
                  -120.22835883725199,
                  48.59527175118502,
                  1164.7185330548107
                ],
                [
                  -120.2291250886189,
                  48.58126893195735,
                  1164.7185330548107
                ],
                [
                  -120.25020849589258,
                  48.58177471404831,
                  854.6185330548108
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:02:19Z",
            "pc:count": 49058413,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703550.3494,
                "count": 49058413,
                "maximum": 704352.3952,
                "minimum": 702795.6152,
                "name": "X",
                "position": 0,
                "stddev": 416.8922972,
                "variance": 173799.1875
              },
              {
                "average": 5385394.44,
                "count": 49058413,
                "maximum": 5386174.315,
                "minimum": 5384615.975,
                "name": "Y",
                "position": 1,
                "stddev": 435.1228338,
                "variance": 189331.8805
              },
              {
                "average": 990.8030003,
                "count": 49058413,
                "maximum": 1164.718533,
                "minimum": 854.6185331,
                "name": "Z",
                "position": 2,
                "stddev": 61.28270758,
                "variance": 3755.570249
              },
              {
                "average": 1139.469301,
                "count": 49058413,
                "maximum": 4019,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 615.800851,
                "variance": 379210.6881
              },
              {
                "average": 1.334951479,
                "count": 49058413,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6538579299,
                "variance": 0.4275301924
              },
              {
                "average": 1.670164728,
                "count": 49058413,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9142341948,
                "variance": 0.8358241629
              },
              {
                "average": 0.4979730184,
                "count": 49058413,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999958964,
                "variance": 0.2499958964
              },
              {
                "average": 0.0002335583094,
                "count": 49058413,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01528082997,
                "variance": 0.0002335037646
              },
              {
                "average": 1.3451513,
                "count": 49058413,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4980381124,
                "variance": 0.2480419614
              },
              {
                "average": 0.3375307594,
                "count": 49058413,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.81101478,
                "variance": 116.8780406
              },
              {
                "average": 0,
                "count": 49058413,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.4315607,
                "count": 49058413,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.43603657,
                "variance": 4152.002809
              },
              {
                "average": 216224110.1,
                "count": 49058413,
                "maximum": 216238539,
                "minimum": 216175629.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23398.24892,
                "variance": 547478052.4
              },
              {
                "average": 0,
                "count": 49058413,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49058413,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49058413,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49058413,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49058413,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702795.6152,
              5384615.975,
              854.6185331,
              704352.3952,
              5386174.315,
              1164.718533
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702795.6151673662,
                    5384615.975014938,
                    854.6185330548108
                  ],
                  [
                    702795.6151673662,
                    5386174.315014938,
                    854.6185330548108
                  ],
                  [
                    704352.3951673663,
                    5386174.315014938,
                    1164.7185330548107
                  ],
                  [
                    704352.3951673663,
                    5384615.975014938,
                    1164.7185330548107
                  ],
                  [
                    702795.6151673662,
                    5384615.975014938,
                    854.6185330548108
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:02:19+00:00",
            "end_time": "2018-07-21T02:33:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33106529929664,
              48.51410123366142,
              580.448895664008
            ],
            [
              -120.33032907016937,
              48.5281032456959,
              580.448895664008
            ],
            [
              -120.30926708809335,
              48.52761254942688,
              1050.548895664008
            ],
            [
              -120.31000910857786,
              48.51361077738884,
              1050.548895664008
            ],
            [
              -120.33106529929664,
              48.51410123366142,
              580.448895664008
            ]
          ]
        ]
      },
      "bbox": [
        -120.3310653,
        48.51361078,
        580.4488957,
        -120.3092671,
        48.52810325,
        1050.548896
      ],
      "properties": {
        "datetime": "2018-10-11T19:24:17Z",
        "pc:count": 36970189,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697852.7308,
            "count": 36970189,
            "maximum": 698652.5406,
            "minimum": 697095.8006,
            "name": "X",
            "position": 0,
            "stddev": 429.7787113,
            "variance": 184709.7407
          },
          {
            "average": 5377648.871,
            "count": 36970189,
            "maximum": 5378441.134,
            "minimum": 5376883.034,
            "name": "Y",
            "position": 1,
            "stddev": 432.2154024,
            "variance": 186810.1541
          },
          {
            "average": 725.3396901,
            "count": 36970189,
            "maximum": 1050.548896,
            "minimum": 580.4488957,
            "name": "Z",
            "position": 2,
            "stddev": 109.5971148,
            "variance": 12011.52756
          },
          {
            "average": 558.7080577,
            "count": 36970189,
            "maximum": 4095,
            "minimum": 89,
            "name": "Intensity",
            "position": 3,
            "stddev": 348.7961167,
            "variance": 121658.731
          },
          {
            "average": 1.327995862,
            "count": 36970189,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5625999155,
            "variance": 0.316518665
          },
          {
            "average": 1.65600303,
            "count": 36970189,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7169142234,
            "variance": 0.5139660037
          },
          {
            "average": 0.4999006362,
            "count": 36970189,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999999969,
            "variance": 0.2499999969
          },
          {
            "average": 0.0002832822954,
            "count": 36970189,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01682860821,
            "variance": 0.0002832020542
          },
          {
            "average": 1.284388971,
            "count": 36970189,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4953795354,
            "variance": 0.245400884
          },
          {
            "average": 0.06458097858,
            "count": 36970189,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.973011216,
            "variance": 99.46095272
          },
          {
            "average": 0,
            "count": 36970189,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.2990132,
            "count": 36970189,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.236104578,
            "variance": 5.000163684
          },
          {
            "average": 223319094,
            "count": 36970189,
            "maximum": 223321057.2,
            "minimum": 223316962,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1132.361527,
            "variance": 1282242.628
          },
          {
            "average": 0,
            "count": 36970189,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36970189,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36970189,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36970189,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36970189,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697095.8006,
          5376883.034,
          580.4488957,
          698652.5406,
          5378441.134,
          1050.548896
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697095.800596546,
                5376883.03385087,
                580.448895664008
              ],
              [
                697095.800596546,
                5378441.13385087,
                580.448895664008
              ],
              [
                698652.540596546,
                5378441.13385087,
                1050.548895664008
              ],
              [
                698652.540596546,
                5376883.03385087,
                1050.548895664008
              ],
              [
                697095.800596546,
                5376883.03385087,
                580.448895664008
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:24:17+00:00",
        "end_time": "2018-10-11T18:16:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3310653,
            48.51361078,
            580.4488957,
            -120.3092671,
            48.52810325,
            1050.548896
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33106529929664,
                  48.51410123366142,
                  580.448895664008
                ],
                [
                  -120.33032907016937,
                  48.5281032456959,
                  580.448895664008
                ],
                [
                  -120.30926708809335,
                  48.52761254942688,
                  1050.548895664008
                ],
                [
                  -120.31000910857786,
                  48.51361077738884,
                  1050.548895664008
                ],
                [
                  -120.33106529929664,
                  48.51410123366142,
                  580.448895664008
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:24:17Z",
            "pc:count": 36970189,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697852.7308,
                "count": 36970189,
                "maximum": 698652.5406,
                "minimum": 697095.8006,
                "name": "X",
                "position": 0,
                "stddev": 429.7787113,
                "variance": 184709.7407
              },
              {
                "average": 5377648.871,
                "count": 36970189,
                "maximum": 5378441.134,
                "minimum": 5376883.034,
                "name": "Y",
                "position": 1,
                "stddev": 432.2154024,
                "variance": 186810.1541
              },
              {
                "average": 725.3396901,
                "count": 36970189,
                "maximum": 1050.548896,
                "minimum": 580.4488957,
                "name": "Z",
                "position": 2,
                "stddev": 109.5971148,
                "variance": 12011.52756
              },
              {
                "average": 558.7080577,
                "count": 36970189,
                "maximum": 4095,
                "minimum": 89,
                "name": "Intensity",
                "position": 3,
                "stddev": 348.7961167,
                "variance": 121658.731
              },
              {
                "average": 1.327995862,
                "count": 36970189,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5625999155,
                "variance": 0.316518665
              },
              {
                "average": 1.65600303,
                "count": 36970189,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7169142234,
                "variance": 0.5139660037
              },
              {
                "average": 0.4999006362,
                "count": 36970189,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999999969,
                "variance": 0.2499999969
              },
              {
                "average": 0.0002832822954,
                "count": 36970189,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01682860821,
                "variance": 0.0002832020542
              },
              {
                "average": 1.284388971,
                "count": 36970189,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4953795354,
                "variance": 0.245400884
              },
              {
                "average": 0.06458097858,
                "count": 36970189,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.973011216,
                "variance": 99.46095272
              },
              {
                "average": 0,
                "count": 36970189,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.2990132,
                "count": 36970189,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.236104578,
                "variance": 5.000163684
              },
              {
                "average": 223319094,
                "count": 36970189,
                "maximum": 223321057.2,
                "minimum": 223316962,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1132.361527,
                "variance": 1282242.628
              },
              {
                "average": 0,
                "count": 36970189,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36970189,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36970189,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36970189,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36970189,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697095.8006,
              5376883.034,
              580.4488957,
              698652.5406,
              5378441.134,
              1050.548896
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697095.800596546,
                    5376883.03385087,
                    580.448895664008
                  ],
                  [
                    697095.800596546,
                    5378441.13385087,
                    580.448895664008
                  ],
                  [
                    698652.540596546,
                    5378441.13385087,
                    1050.548895664008
                  ],
                  [
                    698652.540596546,
                    5376883.03385087,
                    1050.548895664008
                  ],
                  [
                    697095.800596546,
                    5376883.03385087,
                    580.448895664008
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:24:17+00:00",
            "end_time": "2018-10-11T18:16:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27011713814869,
              48.500757213854264,
              548.9124391125769
            ],
            [
              -120.26936444240037,
              48.51475891459273,
              548.9124391125769
            ],
            [
              -120.24830743327429,
              48.51425712916911,
              772.1324391125769
            ],
            [
              -120.2490659155715,
              48.50025567383096,
              772.1324391125769
            ],
            [
              -120.27011713814869,
              48.500757213854264,
              548.9124391125769
            ]
          ]
        ]
      },
      "bbox": [
        -120.2701171,
        48.50025567,
        548.9124391,
        -120.2483074,
        48.51475891,
        772.1324391
      ],
      "properties": {
        "datetime": "2018-10-11T21:20:48Z",
        "pc:count": 31625496,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702485.744,
            "count": 31625496,
            "maximum": 703206.1257,
            "minimum": 701649.2657,
            "name": "X",
            "position": 0,
            "stddev": 437.3727733,
            "variance": 191294.9428
          },
          {
            "average": 5376329.71,
            "count": 31625496,
            "maximum": 5377117.071,
            "minimum": 5375558.931,
            "name": "Y",
            "position": 1,
            "stddev": 434.5331394,
            "variance": 188819.0493
          },
          {
            "average": 592.1407456,
            "count": 31625496,
            "maximum": 772.1324391,
            "minimum": 548.9124391,
            "name": "Z",
            "position": 2,
            "stddev": 36.3276972,
            "variance": 1319.701584
          },
          {
            "average": 844.065886,
            "count": 31625496,
            "maximum": 4095,
            "minimum": 72,
            "name": "Intensity",
            "position": 3,
            "stddev": 379.5413618,
            "variance": 144051.6453
          },
          {
            "average": 1.103817629,
            "count": 31625496,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3354224072,
            "variance": 0.1125081913
          },
          {
            "average": 1.207654482,
            "count": 31625496,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4721745543,
            "variance": 0.2229488097
          },
          {
            "average": 0.4985933501,
            "count": 31625496,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999980292,
            "variance": 0.2499980292
          },
          {
            "average": 0.0002966277588,
            "count": 31625496,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01722033043,
            "variance": 0.0002965397802
          },
          {
            "average": 1.447878889,
            "count": 31625496,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5073857798,
            "variance": 0.2574403295
          },
          {
            "average": 0.05451614048,
            "count": 31625496,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.638869087,
            "variance": 92.90779727
          },
          {
            "average": 0,
            "count": 31625496,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 90.64877566,
            "count": 31625496,
            "maximum": 151,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.46534424,
            "variance": 4285.711296
          },
          {
            "average": 220200076.8,
            "count": 31625496,
            "maximum": 223328048,
            "minimum": 216235445.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3519941.689,
            "variance": 12389989490000.0
          },
          {
            "average": 0,
            "count": 31625496,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31625496,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31625496,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31625496,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31625496,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701649.2657,
          5375558.931,
          548.9124391,
          703206.1257,
          5377117.071,
          772.1324391
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701649.2656836992,
                5375558.931479998,
                548.9124391125769
              ],
              [
                701649.2656836992,
                5377117.0714799985,
                548.9124391125769
              ],
              [
                703206.1256836993,
                5377117.0714799985,
                772.1324391125769
              ],
              [
                703206.1256836993,
                5375558.931479998,
                772.1324391125769
              ],
              [
                701649.2656836992,
                5375558.931479998,
                548.9124391125769
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:20:48+00:00",
        "end_time": "2018-07-21T19:10:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2701171,
            48.50025567,
            548.9124391,
            -120.2483074,
            48.51475891,
            772.1324391
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27011713814869,
                  48.500757213854264,
                  548.9124391125769
                ],
                [
                  -120.26936444240037,
                  48.51475891459273,
                  548.9124391125769
                ],
                [
                  -120.24830743327429,
                  48.51425712916911,
                  772.1324391125769
                ],
                [
                  -120.2490659155715,
                  48.50025567383096,
                  772.1324391125769
                ],
                [
                  -120.27011713814869,
                  48.500757213854264,
                  548.9124391125769
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:20:48Z",
            "pc:count": 31625496,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702485.744,
                "count": 31625496,
                "maximum": 703206.1257,
                "minimum": 701649.2657,
                "name": "X",
                "position": 0,
                "stddev": 437.3727733,
                "variance": 191294.9428
              },
              {
                "average": 5376329.71,
                "count": 31625496,
                "maximum": 5377117.071,
                "minimum": 5375558.931,
                "name": "Y",
                "position": 1,
                "stddev": 434.5331394,
                "variance": 188819.0493
              },
              {
                "average": 592.1407456,
                "count": 31625496,
                "maximum": 772.1324391,
                "minimum": 548.9124391,
                "name": "Z",
                "position": 2,
                "stddev": 36.3276972,
                "variance": 1319.701584
              },
              {
                "average": 844.065886,
                "count": 31625496,
                "maximum": 4095,
                "minimum": 72,
                "name": "Intensity",
                "position": 3,
                "stddev": 379.5413618,
                "variance": 144051.6453
              },
              {
                "average": 1.103817629,
                "count": 31625496,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3354224072,
                "variance": 0.1125081913
              },
              {
                "average": 1.207654482,
                "count": 31625496,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4721745543,
                "variance": 0.2229488097
              },
              {
                "average": 0.4985933501,
                "count": 31625496,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999980292,
                "variance": 0.2499980292
              },
              {
                "average": 0.0002966277588,
                "count": 31625496,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01722033043,
                "variance": 0.0002965397802
              },
              {
                "average": 1.447878889,
                "count": 31625496,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5073857798,
                "variance": 0.2574403295
              },
              {
                "average": 0.05451614048,
                "count": 31625496,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.638869087,
                "variance": 92.90779727
              },
              {
                "average": 0,
                "count": 31625496,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 90.64877566,
                "count": 31625496,
                "maximum": 151,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.46534424,
                "variance": 4285.711296
              },
              {
                "average": 220200076.8,
                "count": 31625496,
                "maximum": 223328048,
                "minimum": 216235445.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3519941.689,
                "variance": 12389989490000.0
              },
              {
                "average": 0,
                "count": 31625496,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31625496,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31625496,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31625496,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31625496,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701649.2657,
              5375558.931,
              548.9124391,
              703206.1257,
              5377117.071,
              772.1324391
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701649.2656836992,
                    5375558.931479998,
                    548.9124391125769
                  ],
                  [
                    701649.2656836992,
                    5377117.0714799985,
                    548.9124391125769
                  ],
                  [
                    703206.1256836993,
                    5377117.0714799985,
                    772.1324391125769
                  ],
                  [
                    703206.1256836993,
                    5375558.931479998,
                    772.1324391125769
                  ],
                  [
                    701649.2656836992,
                    5375558.931479998,
                    548.9124391125769
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:20:48+00:00",
            "end_time": "2018-07-21T19:10:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29151076194326,
              48.703153160247716,
              1023.9782502336379
            ],
            [
              -120.29075842861353,
              48.717158389504135,
              1023.9782502336379
            ],
            [
              -120.26961941796114,
              48.71665903959575,
              1617.358250233638
            ],
            [
              -120.27037760370595,
              48.70265405483155,
              1617.358250233638
            ],
            [
              -120.29151076194326,
              48.703153160247716,
              1023.9782502336379
            ]
          ]
        ]
      },
      "bbox": [
        -120.2915108,
        48.70265405,
        1023.97825,
        -120.2696194,
        48.71715839,
        1617.35825
      ],
      "properties": {
        "datetime": "2018-10-11T21:14:53Z",
        "pc:count": 40704643,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700028.4789,
            "count": 40704643,
            "maximum": 700827.5116,
            "minimum": 699270.8516,
            "name": "X",
            "position": 0,
            "stddev": 438.7746162,
            "variance": 192523.1639
          },
          {
            "average": 5398819.458,
            "count": 40704643,
            "maximum": 5399555.983,
            "minimum": 5397997.423,
            "name": "Y",
            "position": 1,
            "stddev": 432.2287783,
            "variance": 186821.7168
          },
          {
            "average": 1260.230519,
            "count": 40704643,
            "maximum": 1617.35825,
            "minimum": 1023.97825,
            "name": "Z",
            "position": 2,
            "stddev": 175.881968,
            "variance": 30934.46668
          },
          {
            "average": 398.0106327,
            "count": 40704643,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 268.6890372,
            "variance": 72193.79873
          },
          {
            "average": 1.442403315,
            "count": 40704643,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7130370723,
            "variance": 0.5084218664
          },
          {
            "average": 1.884354102,
            "count": 40704643,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9417222377,
            "variance": 0.8868407729
          },
          {
            "average": 0.4955478175,
            "count": 40704643,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999801838,
            "variance": 0.2499801842
          },
          {
            "average": 0.0003441376454,
            "count": 40704643,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01854775521,
            "variance": 0.0003440192232
          },
          {
            "average": 1.291366884,
            "count": 40704643,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5226963235,
            "variance": 0.2732114466
          },
          {
            "average": 1.620170263,
            "count": 40704643,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.48935403,
            "variance": 132.0052561
          },
          {
            "average": 0,
            "count": 40704643,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.1586869,
            "count": 40704643,
            "maximum": 150,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.273517279,
            "variance": 5.168880819
          },
          {
            "average": 223324277.9,
            "count": 40704643,
            "maximum": 223327693.6,
            "minimum": 223322129,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1171.326266,
            "variance": 1372005.221
          },
          {
            "average": 0,
            "count": 40704643,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40704643,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40704643,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40704643,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40704643,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699270.8516,
          5397997.423,
          1023.97825,
          700827.5116,
          5399555.983,
          1617.35825
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699270.851611778,
                5397997.423263711,
                1023.9782502336379
              ],
              [
                699270.851611778,
                5399555.983263711,
                1023.9782502336379
              ],
              [
                700827.5116117779,
                5399555.983263711,
                1617.358250233638
              ],
              [
                700827.5116117779,
                5397997.423263711,
                1617.358250233638
              ],
              [
                699270.851611778,
                5397997.423263711,
                1023.9782502336379
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:14:53+00:00",
        "end_time": "2018-10-11T19:42:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2915108,
            48.70265405,
            1023.97825,
            -120.2696194,
            48.71715839,
            1617.35825
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29151076194326,
                  48.703153160247716,
                  1023.9782502336379
                ],
                [
                  -120.29075842861353,
                  48.717158389504135,
                  1023.9782502336379
                ],
                [
                  -120.26961941796114,
                  48.71665903959575,
                  1617.358250233638
                ],
                [
                  -120.27037760370595,
                  48.70265405483155,
                  1617.358250233638
                ],
                [
                  -120.29151076194326,
                  48.703153160247716,
                  1023.9782502336379
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:14:53Z",
            "pc:count": 40704643,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700028.4789,
                "count": 40704643,
                "maximum": 700827.5116,
                "minimum": 699270.8516,
                "name": "X",
                "position": 0,
                "stddev": 438.7746162,
                "variance": 192523.1639
              },
              {
                "average": 5398819.458,
                "count": 40704643,
                "maximum": 5399555.983,
                "minimum": 5397997.423,
                "name": "Y",
                "position": 1,
                "stddev": 432.2287783,
                "variance": 186821.7168
              },
              {
                "average": 1260.230519,
                "count": 40704643,
                "maximum": 1617.35825,
                "minimum": 1023.97825,
                "name": "Z",
                "position": 2,
                "stddev": 175.881968,
                "variance": 30934.46668
              },
              {
                "average": 398.0106327,
                "count": 40704643,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 268.6890372,
                "variance": 72193.79873
              },
              {
                "average": 1.442403315,
                "count": 40704643,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7130370723,
                "variance": 0.5084218664
              },
              {
                "average": 1.884354102,
                "count": 40704643,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9417222377,
                "variance": 0.8868407729
              },
              {
                "average": 0.4955478175,
                "count": 40704643,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999801838,
                "variance": 0.2499801842
              },
              {
                "average": 0.0003441376454,
                "count": 40704643,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01854775521,
                "variance": 0.0003440192232
              },
              {
                "average": 1.291366884,
                "count": 40704643,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5226963235,
                "variance": 0.2732114466
              },
              {
                "average": 1.620170263,
                "count": 40704643,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.48935403,
                "variance": 132.0052561
              },
              {
                "average": 0,
                "count": 40704643,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.1586869,
                "count": 40704643,
                "maximum": 150,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.273517279,
                "variance": 5.168880819
              },
              {
                "average": 223324277.9,
                "count": 40704643,
                "maximum": 223327693.6,
                "minimum": 223322129,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1171.326266,
                "variance": 1372005.221
              },
              {
                "average": 0,
                "count": 40704643,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40704643,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40704643,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40704643,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40704643,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699270.8516,
              5397997.423,
              1023.97825,
              700827.5116,
              5399555.983,
              1617.35825
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699270.851611778,
                    5397997.423263711,
                    1023.9782502336379
                  ],
                  [
                    699270.851611778,
                    5399555.983263711,
                    1023.9782502336379
                  ],
                  [
                    700827.5116117779,
                    5399555.983263711,
                    1617.358250233638
                  ],
                  [
                    700827.5116117779,
                    5397997.423263711,
                    1617.358250233638
                  ],
                  [
                    699270.851611778,
                    5397997.423263711,
                    1023.9782502336379
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:14:53+00:00",
            "end_time": "2018-10-11T19:42:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31203469682318,
              48.730098698368195,
              1149.9756822998381
            ],
            [
              -120.31128738148898,
              48.744103559467,
              1149.9756822998381
            ],
            [
              -120.29013725655958,
              48.743607785292824,
              1958.615682299838
            ],
            [
              -120.29089043300637,
              48.72960316695936,
              1958.615682299838
            ],
            [
              -120.31203469682318,
              48.730098698368195,
              1149.9756822998381
            ]
          ]
        ]
      },
      "bbox": [
        -120.3120347,
        48.72960317,
        1149.975682,
        -120.2901373,
        48.74410356,
        1958.615682
      ],
      "properties": {
        "datetime": "2018-10-11T20:17:32Z",
        "pc:count": 38292183,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698460.3113,
            "count": 38292183,
            "maximum": 699211.9564,
            "minimum": 697655.3364,
            "name": "X",
            "position": 0,
            "stddev": 427.0807001,
            "variance": 182397.9244
          },
          {
            "average": 5401733.944,
            "count": 38292183,
            "maximum": 5402497.299,
            "minimum": 5400938.799,
            "name": "Y",
            "position": 1,
            "stddev": 443.5594761,
            "variance": 196745.0088
          },
          {
            "average": 1478.507548,
            "count": 38292183,
            "maximum": 1958.615682,
            "minimum": 1149.975682,
            "name": "Z",
            "position": 2,
            "stddev": 212.4415497,
            "variance": 45131.41205
          },
          {
            "average": 427.8046169,
            "count": 38292183,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 271.9947151,
            "variance": 73981.12502
          },
          {
            "average": 1.42541983,
            "count": 38292183,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7223130426,
            "variance": 0.5217361315
          },
          {
            "average": 1.85076317,
            "count": 38292183,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9791546692,
            "variance": 0.9587438662
          },
          {
            "average": 0.498048701,
            "count": 38292183,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999961989,
            "variance": 0.249996199
          },
          {
            "average": 0.0002802138494,
            "count": 38292183,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01673724401,
            "variance": 0.0002801353369
          },
          {
            "average": 1.329080246,
            "count": 38292183,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5392819504,
            "variance": 0.2908250221
          },
          {
            "average": -0.6258200437,
            "count": 38292183,
            "maximum": 19.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.75700525,
            "variance": 138.2271724
          },
          {
            "average": 0,
            "count": 38292183,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 139.0544864,
            "count": 38292183,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.120887746,
            "variance": 4.498164832
          },
          {
            "average": 223321702.2,
            "count": 38292183,
            "maximum": 223324252,
            "minimum": 223320197,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1057.671025,
            "variance": 1118667.996
          },
          {
            "average": 0,
            "count": 38292183,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38292183,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38292183,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38292183,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38292183,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697655.3364,
          5400938.799,
          1149.975682,
          699211.9564,
          5402497.299,
          1958.615682
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697655.336366317,
                5400938.798822392,
                1149.9756822998381
              ],
              [
                697655.336366317,
                5402497.298822392,
                1149.9756822998381
              ],
              [
                699211.9563663171,
                5402497.298822392,
                1958.615682299838
              ],
              [
                699211.9563663171,
                5400938.798822392,
                1958.615682299838
              ],
              [
                697655.336366317,
                5400938.798822392,
                1149.9756822998381
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:17:32+00:00",
        "end_time": "2018-10-11T19:09:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3120347,
            48.72960317,
            1149.975682,
            -120.2901373,
            48.74410356,
            1958.615682
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31203469682318,
                  48.730098698368195,
                  1149.9756822998381
                ],
                [
                  -120.31128738148898,
                  48.744103559467,
                  1149.9756822998381
                ],
                [
                  -120.29013725655958,
                  48.743607785292824,
                  1958.615682299838
                ],
                [
                  -120.29089043300637,
                  48.72960316695936,
                  1958.615682299838
                ],
                [
                  -120.31203469682318,
                  48.730098698368195,
                  1149.9756822998381
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:17:32Z",
            "pc:count": 38292183,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698460.3113,
                "count": 38292183,
                "maximum": 699211.9564,
                "minimum": 697655.3364,
                "name": "X",
                "position": 0,
                "stddev": 427.0807001,
                "variance": 182397.9244
              },
              {
                "average": 5401733.944,
                "count": 38292183,
                "maximum": 5402497.299,
                "minimum": 5400938.799,
                "name": "Y",
                "position": 1,
                "stddev": 443.5594761,
                "variance": 196745.0088
              },
              {
                "average": 1478.507548,
                "count": 38292183,
                "maximum": 1958.615682,
                "minimum": 1149.975682,
                "name": "Z",
                "position": 2,
                "stddev": 212.4415497,
                "variance": 45131.41205
              },
              {
                "average": 427.8046169,
                "count": 38292183,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 271.9947151,
                "variance": 73981.12502
              },
              {
                "average": 1.42541983,
                "count": 38292183,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7223130426,
                "variance": 0.5217361315
              },
              {
                "average": 1.85076317,
                "count": 38292183,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9791546692,
                "variance": 0.9587438662
              },
              {
                "average": 0.498048701,
                "count": 38292183,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999961989,
                "variance": 0.249996199
              },
              {
                "average": 0.0002802138494,
                "count": 38292183,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01673724401,
                "variance": 0.0002801353369
              },
              {
                "average": 1.329080246,
                "count": 38292183,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5392819504,
                "variance": 0.2908250221
              },
              {
                "average": -0.6258200437,
                "count": 38292183,
                "maximum": 19.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.75700525,
                "variance": 138.2271724
              },
              {
                "average": 0,
                "count": 38292183,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 139.0544864,
                "count": 38292183,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.120887746,
                "variance": 4.498164832
              },
              {
                "average": 223321702.2,
                "count": 38292183,
                "maximum": 223324252,
                "minimum": 223320197,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1057.671025,
                "variance": 1118667.996
              },
              {
                "average": 0,
                "count": 38292183,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38292183,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38292183,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38292183,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38292183,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697655.3364,
              5400938.799,
              1149.975682,
              699211.9564,
              5402497.299,
              1958.615682
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697655.336366317,
                    5400938.798822392,
                    1149.9756822998381
                  ],
                  [
                    697655.336366317,
                    5402497.298822392,
                    1149.9756822998381
                  ],
                  [
                    699211.9563663171,
                    5402497.298822392,
                    1958.615682299838
                  ],
                  [
                    699211.9563663171,
                    5400938.798822392,
                    1958.615682299838
                  ],
                  [
                    697655.336366317,
                    5400938.798822392,
                    1149.9756822998381
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:17:32+00:00",
            "end_time": "2018-10-11T19:09:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33165220088637,
              48.6085714387185,
              1492.7850171324767
            ],
            [
              -120.33091361110353,
              48.62257466451356,
              1492.7850171324767
            ],
            [
              -120.30981396847045,
              48.622083403427986,
              2012.3650171324766
            ],
            [
              -120.3105583798504,
              48.608080418026965,
              2012.3650171324766
            ],
            [
              -120.33165220088637,
              48.6085714387185,
              1492.7850171324767
            ]
          ]
        ]
      },
      "bbox": [
        -120.3316522,
        48.60808042,
        1492.785017,
        -120.309814,
        48.62257466,
        2012.365017
      ],
      "properties": {
        "datetime": "2018-10-11T19:21:25Z",
        "pc:count": 51783902,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697468.1705,
            "count": 51783902,
            "maximum": 698242.2444,
            "minimum": 696685.6244,
            "name": "X",
            "position": 0,
            "stddev": 422.4645616,
            "variance": 178476.3058
          },
          {
            "average": 5388136.596,
            "count": 51783902,
            "maximum": 5388939.378,
            "minimum": 5387381.118,
            "name": "Y",
            "position": 1,
            "stddev": 436.3396663,
            "variance": 190392.3044
          },
          {
            "average": 1766.598434,
            "count": 51783902,
            "maximum": 2012.365017,
            "minimum": 1492.785017,
            "name": "Z",
            "position": 2,
            "stddev": 100.1608766,
            "variance": 10032.2012
          },
          {
            "average": 509.6660916,
            "count": 51783902,
            "maximum": 4095,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 378.8470999,
            "variance": 143525.1251
          },
          {
            "average": 1.735918047,
            "count": 51783902,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9303509591,
            "variance": 0.8655529071
          },
          {
            "average": 2.471551449,
            "count": 51783902,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.148523427,
            "variance": 1.319106062
          },
          {
            "average": 0.4956610261,
            "count": 51783902,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999811778,
            "variance": 0.2499811781
          },
          {
            "average": 0.0003083776885,
            "count": 51783902,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01755797818,
            "variance": 0.0003082825976
          },
          {
            "average": 1.23339622,
            "count": 51783902,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4820068567,
            "variance": 0.2323306099
          },
          {
            "average": -0.6713502546,
            "count": 51783902,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.38406346,
            "variance": 153.3650278
          },
          {
            "average": 0,
            "count": 51783902,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.4377511,
            "count": 51783902,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.933563965,
            "variance": 3.738669606
          },
          {
            "average": 223319160.1,
            "count": 51783902,
            "maximum": 223320885.5,
            "minimum": 223316800.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 967.8622644,
            "variance": 936757.3628
          },
          {
            "average": 0,
            "count": 51783902,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51783902,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51783902,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51783902,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51783902,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696685.6244,
          5387381.118,
          1492.785017,
          698242.2444,
          5388939.378,
          2012.365017
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696685.6244466736,
                5387381.117760803,
                1492.7850171324767
              ],
              [
                696685.6244466736,
                5388939.377760802,
                1492.7850171324767
              ],
              [
                698242.2444466737,
                5388939.377760802,
                2012.3650171324766
              ],
              [
                698242.2444466737,
                5387381.117760803,
                2012.3650171324766
              ],
              [
                696685.6244466736,
                5387381.117760803,
                1492.7850171324767
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:21:25+00:00",
        "end_time": "2018-10-11T18:13:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3316522,
            48.60808042,
            1492.785017,
            -120.309814,
            48.62257466,
            2012.365017
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33165220088637,
                  48.6085714387185,
                  1492.7850171324767
                ],
                [
                  -120.33091361110353,
                  48.62257466451356,
                  1492.7850171324767
                ],
                [
                  -120.30981396847045,
                  48.622083403427986,
                  2012.3650171324766
                ],
                [
                  -120.3105583798504,
                  48.608080418026965,
                  2012.3650171324766
                ],
                [
                  -120.33165220088637,
                  48.6085714387185,
                  1492.7850171324767
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:21:25Z",
            "pc:count": 51783902,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697468.1705,
                "count": 51783902,
                "maximum": 698242.2444,
                "minimum": 696685.6244,
                "name": "X",
                "position": 0,
                "stddev": 422.4645616,
                "variance": 178476.3058
              },
              {
                "average": 5388136.596,
                "count": 51783902,
                "maximum": 5388939.378,
                "minimum": 5387381.118,
                "name": "Y",
                "position": 1,
                "stddev": 436.3396663,
                "variance": 190392.3044
              },
              {
                "average": 1766.598434,
                "count": 51783902,
                "maximum": 2012.365017,
                "minimum": 1492.785017,
                "name": "Z",
                "position": 2,
                "stddev": 100.1608766,
                "variance": 10032.2012
              },
              {
                "average": 509.6660916,
                "count": 51783902,
                "maximum": 4095,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 378.8470999,
                "variance": 143525.1251
              },
              {
                "average": 1.735918047,
                "count": 51783902,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9303509591,
                "variance": 0.8655529071
              },
              {
                "average": 2.471551449,
                "count": 51783902,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.148523427,
                "variance": 1.319106062
              },
              {
                "average": 0.4956610261,
                "count": 51783902,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999811778,
                "variance": 0.2499811781
              },
              {
                "average": 0.0003083776885,
                "count": 51783902,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01755797818,
                "variance": 0.0003082825976
              },
              {
                "average": 1.23339622,
                "count": 51783902,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4820068567,
                "variance": 0.2323306099
              },
              {
                "average": -0.6713502546,
                "count": 51783902,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.38406346,
                "variance": 153.3650278
              },
              {
                "average": 0,
                "count": 51783902,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.4377511,
                "count": 51783902,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.933563965,
                "variance": 3.738669606
              },
              {
                "average": 223319160.1,
                "count": 51783902,
                "maximum": 223320885.5,
                "minimum": 223316800.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 967.8622644,
                "variance": 936757.3628
              },
              {
                "average": 0,
                "count": 51783902,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51783902,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51783902,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51783902,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51783902,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696685.6244,
              5387381.118,
              1492.785017,
              698242.2444,
              5388939.378,
              2012.365017
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696685.6244466736,
                    5387381.117760803,
                    1492.7850171324767
                  ],
                  [
                    696685.6244466736,
                    5388939.377760802,
                    1492.7850171324767
                  ],
                  [
                    698242.2444466737,
                    5388939.377760802,
                    2012.3650171324766
                  ],
                  [
                    698242.2444466737,
                    5387381.117760803,
                    2012.3650171324766
                  ],
                  [
                    696685.6244466736,
                    5387381.117760803,
                    1492.7850171324767
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:21:25+00:00",
            "end_time": "2018-10-11T18:13:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25039792852624,
              48.62226504406309,
              838.5961490303924
            ],
            [
              -120.24963653765947,
              48.6362665764823,
              838.5961490303924
            ],
            [
              -120.22853071537087,
              48.63576027472214,
              1415.7761490303924
            ],
            [
              -120.22929793086008,
              48.62175899004221,
              1415.7761490303924
            ],
            [
              -120.25039792852624,
              48.62226504406309,
              838.5961490303924
            ]
          ]
        ]
      },
      "bbox": [
        -120.2503979,
        48.62175899,
        838.596149,
        -120.2285307,
        48.63626658,
        1415.776149
      ],
      "properties": {
        "datetime": "2018-07-21T20:01:07Z",
        "pc:count": 70845810,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703382.7722,
            "count": 70845810,
            "maximum": 704176.2813,
            "minimum": 702619.5213,
            "name": "X",
            "position": 0,
            "stddev": 422.2022305,
            "variance": 178254.7234
          },
          {
            "average": 5389899.277,
            "count": 70845810,
            "maximum": 5390673.811,
            "minimum": 5389115.631,
            "name": "Y",
            "position": 1,
            "stddev": 428.4068459,
            "variance": 183532.4256
          },
          {
            "average": 1127.797595,
            "count": 70845810,
            "maximum": 1415.776149,
            "minimum": 838.596149,
            "name": "Z",
            "position": 2,
            "stddev": 116.5808609,
            "variance": 13591.09713
          },
          {
            "average": 532.7403325,
            "count": 70845810,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 430.5742769,
            "variance": 185394.2079
          },
          {
            "average": 1.658220564,
            "count": 70845810,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8525944045,
            "variance": 0.7269172186
          },
          {
            "average": 2.317007795,
            "count": 70845810,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.043820608,
            "variance": 1.089561463
          },
          {
            "average": 0.4967970159,
            "count": 70845810,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999897443,
            "variance": 0.2499897444
          },
          {
            "average": 0.0002595072313,
            "count": 70845810,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01610713789,
            "variance": 0.0002594398909
          },
          {
            "average": 1.179190258,
            "count": 70845810,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4263142996,
            "variance": 0.181743882
          },
          {
            "average": 0.1643413153,
            "count": 70845810,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.36037893,
            "variance": 129.0582094
          },
          {
            "average": 0,
            "count": 70845810,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.37752578,
            "count": 70845810,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.10235916,
            "variance": 3981.907732
          },
          {
            "average": 216224692,
            "count": 70845810,
            "maximum": 216238467.7,
            "minimum": 216175708.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22956.01176,
            "variance": 526978475.8
          },
          {
            "average": 0,
            "count": 70845810,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70845810,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70845810,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70845810,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70845810,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702619.5213,
          5389115.631,
          838.596149,
          704176.2813,
          5390673.811,
          1415.776149
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702619.5213136139,
                5389115.63093568,
                838.5961490303924
              ],
              [
                702619.5213136139,
                5390673.81093568,
                838.5961490303924
              ],
              [
                704176.2813136139,
                5390673.81093568,
                1415.7761490303924
              ],
              [
                704176.2813136139,
                5389115.63093568,
                1415.7761490303924
              ],
              [
                702619.5213136139,
                5389115.63093568,
                838.5961490303924
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:01:07+00:00",
        "end_time": "2018-07-21T02:35:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2503979,
            48.62175899,
            838.596149,
            -120.2285307,
            48.63626658,
            1415.776149
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25039792852624,
                  48.62226504406309,
                  838.5961490303924
                ],
                [
                  -120.24963653765947,
                  48.6362665764823,
                  838.5961490303924
                ],
                [
                  -120.22853071537087,
                  48.63576027472214,
                  1415.7761490303924
                ],
                [
                  -120.22929793086008,
                  48.62175899004221,
                  1415.7761490303924
                ],
                [
                  -120.25039792852624,
                  48.62226504406309,
                  838.5961490303924
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:01:07Z",
            "pc:count": 70845810,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703382.7722,
                "count": 70845810,
                "maximum": 704176.2813,
                "minimum": 702619.5213,
                "name": "X",
                "position": 0,
                "stddev": 422.2022305,
                "variance": 178254.7234
              },
              {
                "average": 5389899.277,
                "count": 70845810,
                "maximum": 5390673.811,
                "minimum": 5389115.631,
                "name": "Y",
                "position": 1,
                "stddev": 428.4068459,
                "variance": 183532.4256
              },
              {
                "average": 1127.797595,
                "count": 70845810,
                "maximum": 1415.776149,
                "minimum": 838.596149,
                "name": "Z",
                "position": 2,
                "stddev": 116.5808609,
                "variance": 13591.09713
              },
              {
                "average": 532.7403325,
                "count": 70845810,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 430.5742769,
                "variance": 185394.2079
              },
              {
                "average": 1.658220564,
                "count": 70845810,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8525944045,
                "variance": 0.7269172186
              },
              {
                "average": 2.317007795,
                "count": 70845810,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.043820608,
                "variance": 1.089561463
              },
              {
                "average": 0.4967970159,
                "count": 70845810,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999897443,
                "variance": 0.2499897444
              },
              {
                "average": 0.0002595072313,
                "count": 70845810,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01610713789,
                "variance": 0.0002594398909
              },
              {
                "average": 1.179190258,
                "count": 70845810,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4263142996,
                "variance": 0.181743882
              },
              {
                "average": 0.1643413153,
                "count": 70845810,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.36037893,
                "variance": 129.0582094
              },
              {
                "average": 0,
                "count": 70845810,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.37752578,
                "count": 70845810,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.10235916,
                "variance": 3981.907732
              },
              {
                "average": 216224692,
                "count": 70845810,
                "maximum": 216238467.7,
                "minimum": 216175708.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22956.01176,
                "variance": 526978475.8
              },
              {
                "average": 0,
                "count": 70845810,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70845810,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70845810,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70845810,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70845810,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702619.5213,
              5389115.631,
              838.596149,
              704176.2813,
              5390673.811,
              1415.776149
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702619.5213136139,
                    5389115.63093568,
                    838.5961490303924
                  ],
                  [
                    702619.5213136139,
                    5390673.81093568,
                    838.5961490303924
                  ],
                  [
                    704176.2813136139,
                    5390673.81093568,
                    1415.7761490303924
                  ],
                  [
                    704176.2813136139,
                    5389115.63093568,
                    1415.7761490303924
                  ],
                  [
                    702619.5213136139,
                    5389115.63093568,
                    838.5961490303924
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:01:07+00:00",
            "end_time": "2018-07-21T02:35:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33123180438834,
              48.541092207710804,
              592.1399508074868
            ],
            [
              -120.33049491351112,
              48.555094335434475,
              592.1399508074868
            ],
            [
              -120.30942281062553,
              48.55460349187588,
              1285.4199508074867
            ],
            [
              -120.31016550121316,
              48.540601604251115,
              1285.4199508074867
            ],
            [
              -120.33123180438834,
              48.541092207710804,
              592.1399508074868
            ]
          ]
        ]
      },
      "bbox": [
        -120.3312318,
        48.5406016,
        592.1399508,
        -120.3094228,
        48.55509434,
        1285.419951
      ],
      "properties": {
        "datetime": "2018-10-11T19:23:29Z",
        "pc:count": 33521750,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697753.1835,
            "count": 33521750,
            "maximum": 698535.3951,
            "minimum": 696978.7351,
            "name": "X",
            "position": 0,
            "stddev": 425.1392202,
            "variance": 180743.3565
          },
          {
            "average": 5380682.701,
            "count": 33521750,
            "maximum": 5381440.538,
            "minimum": 5379882.418,
            "name": "Y",
            "position": 1,
            "stddev": 436.9524815,
            "variance": 190927.4711
          },
          {
            "average": 800.7454673,
            "count": 33521750,
            "maximum": 1285.419951,
            "minimum": 592.1399508,
            "name": "Z",
            "position": 2,
            "stddev": 176.1358629,
            "variance": 31023.84219
          },
          {
            "average": 643.197804,
            "count": 33521750,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 346.8912122,
            "variance": 120333.5131
          },
          {
            "average": 1.238726767,
            "count": 33521750,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5094722328,
            "variance": 0.2595619559
          },
          {
            "average": 1.477484499,
            "count": 33521750,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6949754673,
            "variance": 0.4829909001
          },
          {
            "average": 0.4987551068,
            "count": 33521750,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999984577,
            "variance": 0.2499984577
          },
          {
            "average": 0.0002757015967,
            "count": 33521750,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01660197559,
            "variance": 0.0002756255936
          },
          {
            "average": 1.322629576,
            "count": 33521750,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5190803619,
            "variance": 0.2694444221
          },
          {
            "average": -0.1526251206,
            "count": 33521750,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.1231336,
            "variance": 102.4778338
          },
          {
            "average": 0,
            "count": 33521750,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.3947056,
            "count": 33521750,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.240451217,
            "variance": 5.019621655
          },
          {
            "average": 223319141.9,
            "count": 33521750,
            "maximum": 223321009.4,
            "minimum": 223316916.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1129.811404,
            "variance": 1276473.808
          },
          {
            "average": 0,
            "count": 33521750,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33521750,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33521750,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33521750,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33521750,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696978.7351,
          5379882.418,
          592.1399508,
          698535.3951,
          5381440.538,
          1285.419951
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696978.7350694429,
                5379882.418399575,
                592.1399508074868
              ],
              [
                696978.7350694429,
                5381440.538399574,
                592.1399508074868
              ],
              [
                698535.3950694428,
                5381440.538399574,
                1285.4199508074867
              ],
              [
                698535.3950694428,
                5379882.418399575,
                1285.4199508074867
              ],
              [
                696978.7350694429,
                5379882.418399575,
                592.1399508074868
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:23:29+00:00",
        "end_time": "2018-10-11T18:15:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3312318,
            48.5406016,
            592.1399508,
            -120.3094228,
            48.55509434,
            1285.419951
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33123180438834,
                  48.541092207710804,
                  592.1399508074868
                ],
                [
                  -120.33049491351112,
                  48.555094335434475,
                  592.1399508074868
                ],
                [
                  -120.30942281062553,
                  48.55460349187588,
                  1285.4199508074867
                ],
                [
                  -120.31016550121316,
                  48.540601604251115,
                  1285.4199508074867
                ],
                [
                  -120.33123180438834,
                  48.541092207710804,
                  592.1399508074868
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:23:29Z",
            "pc:count": 33521750,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697753.1835,
                "count": 33521750,
                "maximum": 698535.3951,
                "minimum": 696978.7351,
                "name": "X",
                "position": 0,
                "stddev": 425.1392202,
                "variance": 180743.3565
              },
              {
                "average": 5380682.701,
                "count": 33521750,
                "maximum": 5381440.538,
                "minimum": 5379882.418,
                "name": "Y",
                "position": 1,
                "stddev": 436.9524815,
                "variance": 190927.4711
              },
              {
                "average": 800.7454673,
                "count": 33521750,
                "maximum": 1285.419951,
                "minimum": 592.1399508,
                "name": "Z",
                "position": 2,
                "stddev": 176.1358629,
                "variance": 31023.84219
              },
              {
                "average": 643.197804,
                "count": 33521750,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 346.8912122,
                "variance": 120333.5131
              },
              {
                "average": 1.238726767,
                "count": 33521750,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5094722328,
                "variance": 0.2595619559
              },
              {
                "average": 1.477484499,
                "count": 33521750,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6949754673,
                "variance": 0.4829909001
              },
              {
                "average": 0.4987551068,
                "count": 33521750,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999984577,
                "variance": 0.2499984577
              },
              {
                "average": 0.0002757015967,
                "count": 33521750,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01660197559,
                "variance": 0.0002756255936
              },
              {
                "average": 1.322629576,
                "count": 33521750,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5190803619,
                "variance": 0.2694444221
              },
              {
                "average": -0.1526251206,
                "count": 33521750,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.1231336,
                "variance": 102.4778338
              },
              {
                "average": 0,
                "count": 33521750,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.3947056,
                "count": 33521750,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.240451217,
                "variance": 5.019621655
              },
              {
                "average": 223319141.9,
                "count": 33521750,
                "maximum": 223321009.4,
                "minimum": 223316916.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1129.811404,
                "variance": 1276473.808
              },
              {
                "average": 0,
                "count": 33521750,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33521750,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33521750,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33521750,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33521750,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696978.7351,
              5379882.418,
              592.1399508,
              698535.3951,
              5381440.538,
              1285.419951
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696978.7350694429,
                    5379882.418399575,
                    592.1399508074868
                  ],
                  [
                    696978.7350694429,
                    5381440.538399574,
                    592.1399508074868
                  ],
                  [
                    698535.3950694428,
                    5381440.538399574,
                    1285.4199508074867
                  ],
                  [
                    698535.3950694428,
                    5379882.418399575,
                    1285.4199508074867
                  ],
                  [
                    696978.7350694429,
                    5379882.418399575,
                    592.1399508074868
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:23:29+00:00",
            "end_time": "2018-10-11T18:15:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27025277220291,
              48.52774855671295,
              867.5551112580098
            ],
            [
              -120.26949939037198,
              48.5417503728138,
              867.5551112580098
            ],
            [
              -120.24843226834565,
              48.5412484303466,
              1356.7551112580097
            ],
            [
              -120.24919144506958,
              48.527246859753845,
              1356.7551112580097
            ],
            [
              -120.27025277220291,
              48.52774855671295,
              867.5551112580098
            ]
          ]
        ]
      },
      "bbox": [
        -120.2702528,
        48.52724686,
        867.5551113,
        -120.2484323,
        48.54175037,
        1356.755111
      ],
      "properties": {
        "datetime": "2018-10-11T21:20:02Z",
        "pc:count": 37271005,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702359.5178,
            "count": 37271005,
            "maximum": 703088.8811,
            "minimum": 701532.1011,
            "name": "X",
            "position": 0,
            "stddev": 459.4899484,
            "variance": 211131.0126
          },
          {
            "average": 5379359.668,
            "count": 37271005,
            "maximum": 5380116.565,
            "minimum": 5378558.405,
            "name": "Y",
            "position": 1,
            "stddev": 429.3886203,
            "variance": 184374.5873
          },
          {
            "average": 996.672155,
            "count": 37271005,
            "maximum": 1356.755111,
            "minimum": 867.5551113,
            "name": "Z",
            "position": 2,
            "stddev": 109.2500254,
            "variance": 11935.56806
          },
          {
            "average": 924.6102415,
            "count": 37271005,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 440.8595968,
            "variance": 194357.1841
          },
          {
            "average": 1.214728151,
            "count": 37271005,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5415629769,
            "variance": 0.293290458
          },
          {
            "average": 1.429259098,
            "count": 37271005,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7865907609,
            "variance": 0.6187250251
          },
          {
            "average": 0.4962501279,
            "count": 37271005,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499985945,
            "variance": 0.2499859452
          },
          {
            "average": 0.0003191220628,
            "count": 37271005,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01786113749,
            "variance": 0.0003190202325
          },
          {
            "average": 1.427416513,
            "count": 37271005,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5260884868,
            "variance": 0.276769096
          },
          {
            "average": -0.2859781683,
            "count": 37271005,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.9190285,
            "variance": 119.2251834
          },
          {
            "average": 0,
            "count": 37271005,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 93.19364667,
            "count": 37271005,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.97283931,
            "variance": 4221.469848
          },
          {
            "average": 220348311.6,
            "count": 37271005,
            "maximum": 223328002.9,
            "minimum": 216235398.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3499231.926,
            "variance": 12244624070000.0
          },
          {
            "average": 0,
            "count": 37271005,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37271005,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37271005,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37271005,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37271005,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701532.1011,
          5378558.405,
          867.5551113,
          703088.8811,
          5380116.565,
          1356.755111
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701532.1010863326,
                5378558.404731618,
                867.5551112580098
              ],
              [
                701532.1010863326,
                5380116.564731618,
                867.5551112580098
              ],
              [
                703088.8810863326,
                5380116.564731618,
                1356.7551112580097
              ],
              [
                703088.8810863326,
                5378558.404731618,
                1356.7551112580097
              ],
              [
                701532.1010863326,
                5378558.404731618,
                867.5551112580098
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:20:02+00:00",
        "end_time": "2018-07-21T19:09:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2702528,
            48.52724686,
            867.5551113,
            -120.2484323,
            48.54175037,
            1356.755111
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27025277220291,
                  48.52774855671295,
                  867.5551112580098
                ],
                [
                  -120.26949939037198,
                  48.5417503728138,
                  867.5551112580098
                ],
                [
                  -120.24843226834565,
                  48.5412484303466,
                  1356.7551112580097
                ],
                [
                  -120.24919144506958,
                  48.527246859753845,
                  1356.7551112580097
                ],
                [
                  -120.27025277220291,
                  48.52774855671295,
                  867.5551112580098
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:20:02Z",
            "pc:count": 37271005,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702359.5178,
                "count": 37271005,
                "maximum": 703088.8811,
                "minimum": 701532.1011,
                "name": "X",
                "position": 0,
                "stddev": 459.4899484,
                "variance": 211131.0126
              },
              {
                "average": 5379359.668,
                "count": 37271005,
                "maximum": 5380116.565,
                "minimum": 5378558.405,
                "name": "Y",
                "position": 1,
                "stddev": 429.3886203,
                "variance": 184374.5873
              },
              {
                "average": 996.672155,
                "count": 37271005,
                "maximum": 1356.755111,
                "minimum": 867.5551113,
                "name": "Z",
                "position": 2,
                "stddev": 109.2500254,
                "variance": 11935.56806
              },
              {
                "average": 924.6102415,
                "count": 37271005,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 440.8595968,
                "variance": 194357.1841
              },
              {
                "average": 1.214728151,
                "count": 37271005,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5415629769,
                "variance": 0.293290458
              },
              {
                "average": 1.429259098,
                "count": 37271005,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7865907609,
                "variance": 0.6187250251
              },
              {
                "average": 0.4962501279,
                "count": 37271005,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499985945,
                "variance": 0.2499859452
              },
              {
                "average": 0.0003191220628,
                "count": 37271005,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01786113749,
                "variance": 0.0003190202325
              },
              {
                "average": 1.427416513,
                "count": 37271005,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5260884868,
                "variance": 0.276769096
              },
              {
                "average": -0.2859781683,
                "count": 37271005,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.9190285,
                "variance": 119.2251834
              },
              {
                "average": 0,
                "count": 37271005,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 93.19364667,
                "count": 37271005,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.97283931,
                "variance": 4221.469848
              },
              {
                "average": 220348311.6,
                "count": 37271005,
                "maximum": 223328002.9,
                "minimum": 216235398.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3499231.926,
                "variance": 12244624070000.0
              },
              {
                "average": 0,
                "count": 37271005,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37271005,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37271005,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37271005,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37271005,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701532.1011,
              5378558.405,
              867.5551113,
              703088.8811,
              5380116.565,
              1356.755111
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701532.1010863326,
                    5378558.404731618,
                    867.5551112580098
                  ],
                  [
                    701532.1010863326,
                    5380116.564731618,
                    867.5551112580098
                  ],
                  [
                    703088.8810863326,
                    5380116.564731618,
                    1356.7551112580097
                  ],
                  [
                    703088.8810863326,
                    5378558.404731618,
                    1356.7551112580097
                  ],
                  [
                    701532.1010863326,
                    5378558.404731618,
                    867.5551112580098
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:20:02+00:00",
            "end_time": "2018-07-21T19:09:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27121449885931,
              48.716698010076506,
              1255.9722389312872
            ],
            [
              -120.27045610301114,
              48.73070422833187,
              1255.9722389312872
            ],
            [
              -120.24931150164178,
              48.730201043606954,
              1797.612238931287
            ],
            [
              -120.25007575446791,
              48.7161950717542,
              1797.612238931287
            ],
            [
              -120.27121449885931,
              48.716698010076506,
              1255.9722389312872
            ]
          ]
        ]
      },
      "bbox": [
        -120.2712145,
        48.71619507,
        1255.972239,
        -120.2493115,
        48.73070423,
        1797.612239
      ],
      "properties": {
        "datetime": "2018-10-11T21:14:30Z",
        "pc:count": 60880303,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701478.8556,
            "count": 60880303,
            "maximum": 702266.725,
            "minimum": 700710.045,
            "name": "X",
            "position": 0,
            "stddev": 441.0990888,
            "variance": 194568.4062
          },
          {
            "average": 5400366.976,
            "count": 60880303,
            "maximum": 5401114.812,
            "minimum": 5399556.112,
            "name": "Y",
            "position": 1,
            "stddev": 432.1153254,
            "variance": 186723.6544
          },
          {
            "average": 1556.496926,
            "count": 60880303,
            "maximum": 1797.612239,
            "minimum": 1255.972239,
            "name": "Z",
            "position": 2,
            "stddev": 107.9287462,
            "variance": 11648.61425
          },
          {
            "average": 555.1275077,
            "count": 60880303,
            "maximum": 3065,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 485.104488,
            "variance": 235326.3643
          },
          {
            "average": 1.760289432,
            "count": 60880303,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9440543962,
            "variance": 0.891238703
          },
          {
            "average": 2.51994214,
            "count": 60880303,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.155673125,
            "variance": 1.335580371
          },
          {
            "average": 0.4965689478,
            "count": 60880303,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882318,
            "variance": 0.249988232
          },
          {
            "average": 0.0003301560441,
            "count": 60880303,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01816719699,
            "variance": 0.0003300470465
          },
          {
            "average": 1.194964716,
            "count": 60880303,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4552644421,
            "variance": 0.2072657122
          },
          {
            "average": -1.529808329,
            "count": 60880303,
            "maximum": 19.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.74425349,
            "variance": 162.4159969
          },
          {
            "average": 0,
            "count": 60880303,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 102.893876,
            "count": 60880303,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.7875122,
            "variance": 3942.271689
          },
          {
            "average": 220858382.8,
            "count": 60880303,
            "maximum": 223327670.7,
            "minimum": 216235057.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3377319.817,
            "variance": 11406289140000.0
          },
          {
            "average": 0,
            "count": 60880303,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60880303,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60880303,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60880303,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60880303,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700710.045,
          5399556.112,
          1255.972239,
          702266.725,
          5401114.812,
          1797.612239
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700710.045026047,
                5399556.111694489,
                1255.9722389312872
              ],
              [
                700710.045026047,
                5401114.811694488,
                1255.9722389312872
              ],
              [
                702266.725026047,
                5401114.811694488,
                1797.612238931287
              ],
              [
                702266.725026047,
                5399556.111694489,
                1797.612238931287
              ],
              [
                700710.045026047,
                5399556.111694489,
                1255.9722389312872
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:14:30+00:00",
        "end_time": "2018-07-21T19:04:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2712145,
            48.71619507,
            1255.972239,
            -120.2493115,
            48.73070423,
            1797.612239
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27121449885931,
                  48.716698010076506,
                  1255.9722389312872
                ],
                [
                  -120.27045610301114,
                  48.73070422833187,
                  1255.9722389312872
                ],
                [
                  -120.24931150164178,
                  48.730201043606954,
                  1797.612238931287
                ],
                [
                  -120.25007575446791,
                  48.7161950717542,
                  1797.612238931287
                ],
                [
                  -120.27121449885931,
                  48.716698010076506,
                  1255.9722389312872
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:14:30Z",
            "pc:count": 60880303,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701478.8556,
                "count": 60880303,
                "maximum": 702266.725,
                "minimum": 700710.045,
                "name": "X",
                "position": 0,
                "stddev": 441.0990888,
                "variance": 194568.4062
              },
              {
                "average": 5400366.976,
                "count": 60880303,
                "maximum": 5401114.812,
                "minimum": 5399556.112,
                "name": "Y",
                "position": 1,
                "stddev": 432.1153254,
                "variance": 186723.6544
              },
              {
                "average": 1556.496926,
                "count": 60880303,
                "maximum": 1797.612239,
                "minimum": 1255.972239,
                "name": "Z",
                "position": 2,
                "stddev": 107.9287462,
                "variance": 11648.61425
              },
              {
                "average": 555.1275077,
                "count": 60880303,
                "maximum": 3065,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 485.104488,
                "variance": 235326.3643
              },
              {
                "average": 1.760289432,
                "count": 60880303,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9440543962,
                "variance": 0.891238703
              },
              {
                "average": 2.51994214,
                "count": 60880303,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.155673125,
                "variance": 1.335580371
              },
              {
                "average": 0.4965689478,
                "count": 60880303,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882318,
                "variance": 0.249988232
              },
              {
                "average": 0.0003301560441,
                "count": 60880303,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01816719699,
                "variance": 0.0003300470465
              },
              {
                "average": 1.194964716,
                "count": 60880303,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4552644421,
                "variance": 0.2072657122
              },
              {
                "average": -1.529808329,
                "count": 60880303,
                "maximum": 19.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.74425349,
                "variance": 162.4159969
              },
              {
                "average": 0,
                "count": 60880303,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 102.893876,
                "count": 60880303,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.7875122,
                "variance": 3942.271689
              },
              {
                "average": 220858382.8,
                "count": 60880303,
                "maximum": 223327670.7,
                "minimum": 216235057.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3377319.817,
                "variance": 11406289140000.0
              },
              {
                "average": 0,
                "count": 60880303,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60880303,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60880303,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60880303,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60880303,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700710.045,
              5399556.112,
              1255.972239,
              702266.725,
              5401114.812,
              1797.612239
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700710.045026047,
                    5399556.111694489,
                    1255.9722389312872
                  ],
                  [
                    700710.045026047,
                    5401114.811694488,
                    1255.9722389312872
                  ],
                  [
                    702266.725026047,
                    5401114.811694488,
                    1797.612238931287
                  ],
                  [
                    702266.725026047,
                    5399556.111694489,
                    1797.612238931287
                  ],
                  [
                    700710.045026047,
                    5399556.111694489,
                    1255.9722389312872
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:14:30+00:00",
            "end_time": "2018-07-21T19:04:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2089351025755,
              48.41991000159252,
              447.15495097783173
            ],
            [
              -120.20816778119745,
              48.43391027927554,
              447.15495097783173
            ],
            [
              -120.18714313041094,
              48.433397883961256,
              863.2349509778317
            ],
            [
              -120.18791621180684,
              48.41939785675475,
              863.2349509778317
            ],
            [
              -120.2089351025755,
              48.41991000159252,
              447.15495097783173
            ]
          ]
        ]
      },
      "bbox": [
        -120.2089351,
        48.41939786,
        447.154951,
        -120.1871431,
        48.43391028,
        863.234951
      ],
      "properties": {
        "datetime": "2018-07-21T02:18:32Z",
        "pc:count": 38889606,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707280.4836,
            "count": 38889606,
            "maximum": 708053.0918,
            "minimum": 706496.0718,
            "name": "X",
            "position": 0,
            "stddev": 437.3748572,
            "variance": 191296.7658
          },
          {
            "average": 5367551.769,
            "count": 38889606,
            "maximum": 5368294.885,
            "minimum": 5366736.845,
            "name": "Y",
            "position": 1,
            "stddev": 427.3476906,
            "variance": 182626.0486
          },
          {
            "average": 710.785675,
            "count": 38889606,
            "maximum": 863.234951,
            "minimum": 447.154951,
            "name": "Z",
            "position": 2,
            "stddev": 71.07931131,
            "variance": 5052.268497
          },
          {
            "average": 1191.225218,
            "count": 38889606,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 473.7217298,
            "variance": 224412.2773
          },
          {
            "average": 1.09552303,
            "count": 38889606,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3509067571,
            "variance": 0.1231355522
          },
          {
            "average": 1.190925796,
            "count": 38889606,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5143808471,
            "variance": 0.2645876559
          },
          {
            "average": 0.4955594819,
            "count": 38889606,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999802878,
            "variance": 0.2499802882
          },
          {
            "average": 0.0003283139459,
            "count": 38889606,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01811646114,
            "variance": 0.0003282061643
          },
          {
            "average": 1.544328374,
            "count": 38889606,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5136287455,
            "variance": 0.2638144882
          },
          {
            "average": 0.1103826611,
            "count": 38889606,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.640554777,
            "variance": 92.9402964
          },
          {
            "average": 0,
            "count": 38889606,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.2378672,
            "count": 38889606,
            "maximum": 172,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.669472796,
            "variance": 7.126085008
          },
          {
            "average": 216171377.6,
            "count": 38889606,
            "maximum": 216174712,
            "minimum": 216168657.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1316.381815,
            "variance": 1732861.083
          },
          {
            "average": 0,
            "count": 38889606,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38889606,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38889606,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38889606,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38889606,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706496.0718,
          5366736.845,
          447.154951,
          708053.0918,
          5368294.885,
          863.234951
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706496.0718052222,
                5366736.844773611,
                447.15495097783173
              ],
              [
                706496.0718052222,
                5368294.88477361,
                447.15495097783173
              ],
              [
                708053.0918052222,
                5368294.88477361,
                863.2349509778317
              ],
              [
                708053.0918052222,
                5366736.844773611,
                863.2349509778317
              ],
              [
                706496.0718052222,
                5366736.844773611,
                447.15495097783173
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:18:32+00:00",
        "end_time": "2018-07-21T00:37:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2089351,
            48.41939786,
            447.154951,
            -120.1871431,
            48.43391028,
            863.234951
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2089351025755,
                  48.41991000159252,
                  447.15495097783173
                ],
                [
                  -120.20816778119745,
                  48.43391027927554,
                  447.15495097783173
                ],
                [
                  -120.18714313041094,
                  48.433397883961256,
                  863.2349509778317
                ],
                [
                  -120.18791621180684,
                  48.41939785675475,
                  863.2349509778317
                ],
                [
                  -120.2089351025755,
                  48.41991000159252,
                  447.15495097783173
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:18:32Z",
            "pc:count": 38889606,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707280.4836,
                "count": 38889606,
                "maximum": 708053.0918,
                "minimum": 706496.0718,
                "name": "X",
                "position": 0,
                "stddev": 437.3748572,
                "variance": 191296.7658
              },
              {
                "average": 5367551.769,
                "count": 38889606,
                "maximum": 5368294.885,
                "minimum": 5366736.845,
                "name": "Y",
                "position": 1,
                "stddev": 427.3476906,
                "variance": 182626.0486
              },
              {
                "average": 710.785675,
                "count": 38889606,
                "maximum": 863.234951,
                "minimum": 447.154951,
                "name": "Z",
                "position": 2,
                "stddev": 71.07931131,
                "variance": 5052.268497
              },
              {
                "average": 1191.225218,
                "count": 38889606,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 473.7217298,
                "variance": 224412.2773
              },
              {
                "average": 1.09552303,
                "count": 38889606,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3509067571,
                "variance": 0.1231355522
              },
              {
                "average": 1.190925796,
                "count": 38889606,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5143808471,
                "variance": 0.2645876559
              },
              {
                "average": 0.4955594819,
                "count": 38889606,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999802878,
                "variance": 0.2499802882
              },
              {
                "average": 0.0003283139459,
                "count": 38889606,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01811646114,
                "variance": 0.0003282061643
              },
              {
                "average": 1.544328374,
                "count": 38889606,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5136287455,
                "variance": 0.2638144882
              },
              {
                "average": 0.1103826611,
                "count": 38889606,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.640554777,
                "variance": 92.9402964
              },
              {
                "average": 0,
                "count": 38889606,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.2378672,
                "count": 38889606,
                "maximum": 172,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.669472796,
                "variance": 7.126085008
              },
              {
                "average": 216171377.6,
                "count": 38889606,
                "maximum": 216174712,
                "minimum": 216168657.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1316.381815,
                "variance": 1732861.083
              },
              {
                "average": 0,
                "count": 38889606,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38889606,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38889606,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38889606,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38889606,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706496.0718,
              5366736.845,
              447.154951,
              708053.0918,
              5368294.885,
              863.234951
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706496.0718052222,
                    5366736.844773611,
                    447.15495097783173
                  ],
                  [
                    706496.0718052222,
                    5368294.88477361,
                    447.15495097783173
                  ],
                  [
                    708053.0918052222,
                    5368294.88477361,
                    863.2349509778317
                  ],
                  [
                    708053.0918052222,
                    5366736.844773611,
                    863.2349509778317
                  ],
                  [
                    706496.0718052222,
                    5366736.844773611,
                    447.15495097783173
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:18:32+00:00",
            "end_time": "2018-07-21T00:37:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29158508599276,
              48.71665320880678,
              1064.3776278353798
            ],
            [
              -120.29083258048337,
              48.73065535073065,
              1064.3776278353798
            ],
            [
              -120.26968763980598,
              48.73015590537992,
              1611.5576278353801
            ],
            [
              -120.27044600087316,
              48.71615400795633,
              1611.5576278353801
            ],
            [
              -120.29158508599276,
              48.71665320880678,
              1064.3776278353798
            ]
          ]
        ]
      },
      "bbox": [
        -120.2915851,
        48.71615401,
        1064.377628,
        -120.2696876,
        48.73065535,
        1611.557628
      ],
      "properties": {
        "datetime": "2018-10-11T20:51:08Z",
        "pc:count": 43841462,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699981.1581,
            "count": 43841462,
            "maximum": 700768.7309,
            "minimum": 699212.0509,
            "name": "X",
            "position": 0,
            "stddev": 441.5846236,
            "variance": 194996.9798
          },
          {
            "average": 5400286.879,
            "count": 43841462,
            "maximum": 5401055.894,
            "minimum": 5399497.674,
            "name": "Y",
            "position": 1,
            "stddev": 429.459698,
            "variance": 184435.6322
          },
          {
            "average": 1231.031319,
            "count": 43841462,
            "maximum": 1611.557628,
            "minimum": 1064.377628,
            "name": "Z",
            "position": 2,
            "stddev": 111.7976714,
            "variance": 12498.71932
          },
          {
            "average": 467.7242833,
            "count": 43841462,
            "maximum": 4095,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 336.6555677,
            "variance": 113336.9713
          },
          {
            "average": 1.51826351,
            "count": 43841462,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7599882958,
            "variance": 0.5775822098
          },
          {
            "average": 2.036639449,
            "count": 43841462,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9726033854,
            "variance": 0.9459573454
          },
          {
            "average": 0.4968719793,
            "count": 43841462,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999902211,
            "variance": 0.2499902212
          },
          {
            "average": 0.0002952912474,
            "count": 43841462,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01718150334,
            "variance": 0.0002952040572
          },
          {
            "average": 1.255132345,
            "count": 43841462,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5031276769,
            "variance": 0.2531374593
          },
          {
            "average": 1.356473678,
            "count": 43841462,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.51237614,
            "variance": 132.5348044
          },
          {
            "average": 0,
            "count": 43841462,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.1428816,
            "count": 43841462,
            "maximum": 148,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.18657141,
            "variance": 4.781094531
          },
          {
            "average": 223324266.4,
            "count": 43841462,
            "maximum": 223326268.9,
            "minimum": 223322153.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1120.902836,
            "variance": 1256423.167
          },
          {
            "average": 0,
            "count": 43841462,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43841462,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43841462,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43841462,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43841462,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699212.0509,
          5399497.674,
          1064.377628,
          700768.7309,
          5401055.894,
          1611.557628
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699212.0508980142,
                5399497.67399272,
                1064.3776278353798
              ],
              [
                699212.0508980142,
                5401055.893992721,
                1064.3776278353798
              ],
              [
                700768.7308980142,
                5401055.893992721,
                1611.5576278353801
              ],
              [
                700768.7308980142,
                5399497.67399272,
                1611.5576278353801
              ],
              [
                699212.0508980142,
                5399497.67399272,
                1064.3776278353798
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:51:08+00:00",
        "end_time": "2018-10-11T19:42:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2915851,
            48.71615401,
            1064.377628,
            -120.2696876,
            48.73065535,
            1611.557628
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29158508599276,
                  48.71665320880678,
                  1064.3776278353798
                ],
                [
                  -120.29083258048337,
                  48.73065535073065,
                  1064.3776278353798
                ],
                [
                  -120.26968763980598,
                  48.73015590537992,
                  1611.5576278353801
                ],
                [
                  -120.27044600087316,
                  48.71615400795633,
                  1611.5576278353801
                ],
                [
                  -120.29158508599276,
                  48.71665320880678,
                  1064.3776278353798
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:51:08Z",
            "pc:count": 43841462,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699981.1581,
                "count": 43841462,
                "maximum": 700768.7309,
                "minimum": 699212.0509,
                "name": "X",
                "position": 0,
                "stddev": 441.5846236,
                "variance": 194996.9798
              },
              {
                "average": 5400286.879,
                "count": 43841462,
                "maximum": 5401055.894,
                "minimum": 5399497.674,
                "name": "Y",
                "position": 1,
                "stddev": 429.459698,
                "variance": 184435.6322
              },
              {
                "average": 1231.031319,
                "count": 43841462,
                "maximum": 1611.557628,
                "minimum": 1064.377628,
                "name": "Z",
                "position": 2,
                "stddev": 111.7976714,
                "variance": 12498.71932
              },
              {
                "average": 467.7242833,
                "count": 43841462,
                "maximum": 4095,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 336.6555677,
                "variance": 113336.9713
              },
              {
                "average": 1.51826351,
                "count": 43841462,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7599882958,
                "variance": 0.5775822098
              },
              {
                "average": 2.036639449,
                "count": 43841462,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9726033854,
                "variance": 0.9459573454
              },
              {
                "average": 0.4968719793,
                "count": 43841462,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999902211,
                "variance": 0.2499902212
              },
              {
                "average": 0.0002952912474,
                "count": 43841462,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01718150334,
                "variance": 0.0002952040572
              },
              {
                "average": 1.255132345,
                "count": 43841462,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5031276769,
                "variance": 0.2531374593
              },
              {
                "average": 1.356473678,
                "count": 43841462,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.51237614,
                "variance": 132.5348044
              },
              {
                "average": 0,
                "count": 43841462,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.1428816,
                "count": 43841462,
                "maximum": 148,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.18657141,
                "variance": 4.781094531
              },
              {
                "average": 223324266.4,
                "count": 43841462,
                "maximum": 223326268.9,
                "minimum": 223322153.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1120.902836,
                "variance": 1256423.167
              },
              {
                "average": 0,
                "count": 43841462,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43841462,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43841462,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43841462,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43841462,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699212.0509,
              5399497.674,
              1064.377628,
              700768.7309,
              5401055.894,
              1611.557628
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699212.0508980142,
                    5399497.67399272,
                    1064.3776278353798
                  ],
                  [
                    699212.0508980142,
                    5401055.893992721,
                    1064.3776278353798
                  ],
                  [
                    700768.7308980142,
                    5401055.893992721,
                    1611.5576278353801
                  ],
                  [
                    700768.7308980142,
                    5399497.67399272,
                    1611.5576278353801
                  ],
                  [
                    699212.0508980142,
                    5399497.67399272,
                    1064.3776278353798
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:51:08+00:00",
            "end_time": "2018-10-11T19:42:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1634308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31227274358223,
              48.77059207556833,
              1267.0274143653844
            ],
            [
              -120.31152436261745,
              48.78459809859573,
              1267.0274143653844
            ],
            [
              -120.2903574950367,
              48.784102069054136,
              2115.9074143653843
            ],
            [
              -120.29111175063876,
              48.77009628898313,
              2115.9074143653843
            ],
            [
              -120.31227274358223,
              48.77059207556833,
              1267.0274143653844
            ]
          ]
        ]
      },
      "bbox": [
        -120.3122727,
        48.77009629,
        1267.027414,
        -120.2903575,
        48.7845981,
        2115.907414
      ],
      "properties": {
        "datetime": "2018-10-11T20:18:21Z",
        "pc:count": 38329860,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698289.972,
            "count": 38329860,
            "maximum": 699035.5855,
            "minimum": 697478.9855,
            "name": "X",
            "position": 0,
            "stddev": 424.7944565,
            "variance": 180450.3303
          },
          {
            "average": 5406215.145,
            "count": 38329860,
            "maximum": 5406997.439,
            "minimum": 5405438.799,
            "name": "Y",
            "position": 1,
            "stddev": 425.4266373,
            "variance": 180987.8237
          },
          {
            "average": 1551.214073,
            "count": 38329860,
            "maximum": 2115.907414,
            "minimum": 1267.027414,
            "name": "Z",
            "position": 2,
            "stddev": 183.9142939,
            "variance": 33824.46751
          },
          {
            "average": 521.0816795,
            "count": 38329860,
            "maximum": 4095,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 335.3456842,
            "variance": 112456.7279
          },
          {
            "average": 1.399612521,
            "count": 38329860,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7324229361,
            "variance": 0.5364433573
          },
          {
            "average": 1.798882594,
            "count": 38329860,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.024411226,
            "variance": 1.049418359
          },
          {
            "average": 0.4972165565,
            "count": 38329860,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999922589,
            "variance": 0.249992259
          },
          {
            "average": 0.000276494618,
            "count": 38329860,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01662582858,
            "variance": 0.000276418176
          },
          {
            "average": 1.355090261,
            "count": 38329860,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5400967105,
            "variance": 0.2917044567
          },
          {
            "average": -2.760877863,
            "count": 38329860,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.76815783,
            "variance": 138.4895387
          },
          {
            "average": 0,
            "count": 38329860,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.8896075,
            "count": 38329860,
            "maximum": 144,
            "minimum": 136,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.86003716,
            "variance": 3.459738237
          },
          {
            "average": 223321618.6,
            "count": 38329860,
            "maximum": 223324301,
            "minimum": 223320266,
            "name": "GpsTime",
            "position": 12,
            "stddev": 929.779711,
            "variance": 864490.311
          },
          {
            "average": 0,
            "count": 38329860,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38329860,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38329860,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38329860,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38329860,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697478.9855,
          5405438.799,
          1267.027414,
          699035.5855,
          5406997.439,
          2115.907414
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697478.9854575277,
                5405438.798809903,
                1267.0274143653844
              ],
              [
                697478.9854575277,
                5406997.438809903,
                1267.0274143653844
              ],
              [
                699035.5854575278,
                5406997.438809903,
                2115.9074143653843
              ],
              [
                699035.5854575278,
                5405438.798809903,
                2115.9074143653843
              ],
              [
                697478.9854575277,
                5405438.798809903,
                1267.0274143653844
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:18:21+00:00",
        "end_time": "2018-10-11T19:11:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1634308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1634308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1634308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1634308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3122727,
            48.77009629,
            1267.027414,
            -120.2903575,
            48.7845981,
            2115.907414
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31227274358223,
                  48.77059207556833,
                  1267.0274143653844
                ],
                [
                  -120.31152436261745,
                  48.78459809859573,
                  1267.0274143653844
                ],
                [
                  -120.2903574950367,
                  48.784102069054136,
                  2115.9074143653843
                ],
                [
                  -120.29111175063876,
                  48.77009628898313,
                  2115.9074143653843
                ],
                [
                  -120.31227274358223,
                  48.77059207556833,
                  1267.0274143653844
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1634308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1634308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:18:21Z",
            "pc:count": 38329860,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698289.972,
                "count": 38329860,
                "maximum": 699035.5855,
                "minimum": 697478.9855,
                "name": "X",
                "position": 0,
                "stddev": 424.7944565,
                "variance": 180450.3303
              },
              {
                "average": 5406215.145,
                "count": 38329860,
                "maximum": 5406997.439,
                "minimum": 5405438.799,
                "name": "Y",
                "position": 1,
                "stddev": 425.4266373,
                "variance": 180987.8237
              },
              {
                "average": 1551.214073,
                "count": 38329860,
                "maximum": 2115.907414,
                "minimum": 1267.027414,
                "name": "Z",
                "position": 2,
                "stddev": 183.9142939,
                "variance": 33824.46751
              },
              {
                "average": 521.0816795,
                "count": 38329860,
                "maximum": 4095,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 335.3456842,
                "variance": 112456.7279
              },
              {
                "average": 1.399612521,
                "count": 38329860,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7324229361,
                "variance": 0.5364433573
              },
              {
                "average": 1.798882594,
                "count": 38329860,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.024411226,
                "variance": 1.049418359
              },
              {
                "average": 0.4972165565,
                "count": 38329860,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999922589,
                "variance": 0.249992259
              },
              {
                "average": 0.000276494618,
                "count": 38329860,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01662582858,
                "variance": 0.000276418176
              },
              {
                "average": 1.355090261,
                "count": 38329860,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5400967105,
                "variance": 0.2917044567
              },
              {
                "average": -2.760877863,
                "count": 38329860,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.76815783,
                "variance": 138.4895387
              },
              {
                "average": 0,
                "count": 38329860,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.8896075,
                "count": 38329860,
                "maximum": 144,
                "minimum": 136,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.86003716,
                "variance": 3.459738237
              },
              {
                "average": 223321618.6,
                "count": 38329860,
                "maximum": 223324301,
                "minimum": 223320266,
                "name": "GpsTime",
                "position": 12,
                "stddev": 929.779711,
                "variance": 864490.311
              },
              {
                "average": 0,
                "count": 38329860,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38329860,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38329860,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38329860,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38329860,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697478.9855,
              5405438.799,
              1267.027414,
              699035.5855,
              5406997.439,
              2115.907414
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697478.9854575277,
                    5405438.798809903,
                    1267.0274143653844
                  ],
                  [
                    697478.9854575277,
                    5406997.438809903,
                    1267.0274143653844
                  ],
                  [
                    699035.5854575278,
                    5406997.438809903,
                    2115.9074143653843
                  ],
                  [
                    699035.5854575278,
                    5405438.798809903,
                    2115.9074143653843
                  ],
                  [
                    697478.9854575277,
                    5405438.798809903,
                    1267.0274143653844
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:18:21+00:00",
            "end_time": "2018-10-11T19:11:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33098144851002,
              48.500606257632704,
              783.2102593557463
            ],
            [
              -120.33024557345175,
              48.514607762486726,
              783.2102593557463
            ],
            [
              -120.30918945751134,
              48.51411715879676,
              1469.3702593557462
            ],
            [
              -120.30993111934743,
              48.50011589387111,
              1469.3702593557462
            ],
            [
              -120.33098144851002,
              48.500606257632704,
              783.2102593557463
            ]
          ]
        ]
      },
      "bbox": [
        -120.3309814,
        48.50011589,
        783.2102594,
        -120.3091895,
        48.51460776,
        1469.370259
      ],
      "properties": {
        "datetime": "2018-10-11T19:24:38Z",
        "pc:count": 42090912,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697907.0015,
            "count": 42090912,
            "maximum": 698711.084,
            "minimum": 697154.364,
            "name": "X",
            "position": 0,
            "stddev": 432.8566484,
            "variance": 187364.8781
          },
          {
            "average": 5376150.393,
            "count": 42090912,
            "maximum": 5376941.444,
            "minimum": 5375383.404,
            "name": "Y",
            "position": 1,
            "stddev": 437.1665709,
            "variance": 191114.6107
          },
          {
            "average": 1103.752086,
            "count": 42090912,
            "maximum": 1469.370259,
            "minimum": 783.2102594,
            "name": "Z",
            "position": 2,
            "stddev": 134.6295353,
            "variance": 18125.11177
          },
          {
            "average": 531.6040757,
            "count": 42090912,
            "maximum": 2353,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 345.2253885,
            "variance": 119180.5689
          },
          {
            "average": 1.47829377,
            "count": 42090912,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6963761312,
            "variance": 0.4849397161
          },
          {
            "average": 1.956740115,
            "count": 42090912,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8647739587,
            "variance": 0.7478339997
          },
          {
            "average": 0.4979779483,
            "count": 42090912,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999959172,
            "variance": 0.2499959172
          },
          {
            "average": 0.0002729092684,
            "count": 42090912,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01651771157,
            "variance": 0.0002728347954
          },
          {
            "average": 1.238759474,
            "count": 42090912,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4921127308,
            "variance": 0.2421749398
          },
          {
            "average": -0.3843522928,
            "count": 42090912,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.71327151,
            "variance": 114.7741864
          },
          {
            "average": 0,
            "count": 42090912,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.3590672,
            "count": 42090912,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.146803013,
            "variance": 4.608763175
          },
          {
            "average": 223319127.4,
            "count": 42090912,
            "maximum": 223321078.9,
            "minimum": 223316985.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1090.655498,
            "variance": 1189529.416
          },
          {
            "average": 0,
            "count": 42090912,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42090912,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42090912,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42090912,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42090912,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697154.364,
          5375383.404,
          783.2102594,
          698711.084,
          5376941.444,
          1469.370259
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697154.3639640717,
                5375383.4041155595,
                783.2102593557463
              ],
              [
                697154.3639640717,
                5376941.444115559,
                783.2102593557463
              ],
              [
                698711.0839640717,
                5376941.444115559,
                1469.3702593557462
              ],
              [
                698711.0839640717,
                5375383.4041155595,
                1469.3702593557462
              ],
              [
                697154.3639640717,
                5375383.4041155595,
                783.2102593557463
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:24:38+00:00",
        "end_time": "2018-10-11T18:16:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3309814,
            48.50011589,
            783.2102594,
            -120.3091895,
            48.51460776,
            1469.370259
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33098144851002,
                  48.500606257632704,
                  783.2102593557463
                ],
                [
                  -120.33024557345175,
                  48.514607762486726,
                  783.2102593557463
                ],
                [
                  -120.30918945751134,
                  48.51411715879676,
                  1469.3702593557462
                ],
                [
                  -120.30993111934743,
                  48.50011589387111,
                  1469.3702593557462
                ],
                [
                  -120.33098144851002,
                  48.500606257632704,
                  783.2102593557463
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:24:38Z",
            "pc:count": 42090912,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697907.0015,
                "count": 42090912,
                "maximum": 698711.084,
                "minimum": 697154.364,
                "name": "X",
                "position": 0,
                "stddev": 432.8566484,
                "variance": 187364.8781
              },
              {
                "average": 5376150.393,
                "count": 42090912,
                "maximum": 5376941.444,
                "minimum": 5375383.404,
                "name": "Y",
                "position": 1,
                "stddev": 437.1665709,
                "variance": 191114.6107
              },
              {
                "average": 1103.752086,
                "count": 42090912,
                "maximum": 1469.370259,
                "minimum": 783.2102594,
                "name": "Z",
                "position": 2,
                "stddev": 134.6295353,
                "variance": 18125.11177
              },
              {
                "average": 531.6040757,
                "count": 42090912,
                "maximum": 2353,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 345.2253885,
                "variance": 119180.5689
              },
              {
                "average": 1.47829377,
                "count": 42090912,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6963761312,
                "variance": 0.4849397161
              },
              {
                "average": 1.956740115,
                "count": 42090912,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8647739587,
                "variance": 0.7478339997
              },
              {
                "average": 0.4979779483,
                "count": 42090912,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999959172,
                "variance": 0.2499959172
              },
              {
                "average": 0.0002729092684,
                "count": 42090912,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01651771157,
                "variance": 0.0002728347954
              },
              {
                "average": 1.238759474,
                "count": 42090912,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4921127308,
                "variance": 0.2421749398
              },
              {
                "average": -0.3843522928,
                "count": 42090912,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.71327151,
                "variance": 114.7741864
              },
              {
                "average": 0,
                "count": 42090912,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.3590672,
                "count": 42090912,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.146803013,
                "variance": 4.608763175
              },
              {
                "average": 223319127.4,
                "count": 42090912,
                "maximum": 223321078.9,
                "minimum": 223316985.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1090.655498,
                "variance": 1189529.416
              },
              {
                "average": 0,
                "count": 42090912,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42090912,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42090912,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42090912,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42090912,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697154.364,
              5375383.404,
              783.2102594,
              698711.084,
              5376941.444,
              1469.370259
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697154.3639640717,
                    5375383.4041155595,
                    783.2102593557463
                  ],
                  [
                    697154.3639640717,
                    5376941.444115559,
                    783.2102593557463
                  ],
                  [
                    698711.0839640717,
                    5376941.444115559,
                    1469.3702593557462
                  ],
                  [
                    698711.0839640717,
                    5375383.4041155595,
                    1469.3702593557462
                  ],
                  [
                    697154.3639640717,
                    5375383.4041155595,
                    783.2102593557463
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:24:38+00:00",
            "end_time": "2018-10-11T18:16:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27032238269204,
              48.541243771098515,
              934.4440084292911
            ],
            [
              -120.26956868225709,
              48.555245195600435,
              934.4440084292911
            ],
            [
              -120.24849514473232,
              48.55474314263544,
              1404.2040084292912
            ],
            [
              -120.24925464442437,
              48.54074196370333,
              1404.2040084292912
            ],
            [
              -120.27032238269204,
              48.541243771098515,
              934.4440084292911
            ]
          ]
        ]
      },
      "bbox": [
        -120.2703224,
        48.54074196,
        934.4440084,
        -120.2484951,
        48.5552452,
        1404.204008
      ],
      "properties": {
        "datetime": "2018-10-11T21:19:37Z",
        "pc:count": 48140563,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702224.8702,
            "count": 48140563,
            "maximum": 703030.2154,
            "minimum": 701473.3754,
            "name": "X",
            "position": 0,
            "stddev": 442.0654675,
            "variance": 195421.8776
          },
          {
            "average": 5380886,
            "count": 48140563,
            "maximum": 5381616.21,
            "minimum": 5380058.09,
            "name": "Y",
            "position": 1,
            "stddev": 427.1547352,
            "variance": 182461.1678
          },
          {
            "average": 1119.937089,
            "count": 48140563,
            "maximum": 1404.204008,
            "minimum": 934.4440084,
            "name": "Z",
            "position": 2,
            "stddev": 90.27406538,
            "variance": 8149.406881
          },
          {
            "average": 573.5253403,
            "count": 48140563,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 449.8797537,
            "variance": 202391.7928
          },
          {
            "average": 1.503053921,
            "count": 48140563,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7741082624,
            "variance": 0.5992436019
          },
          {
            "average": 2.005725463,
            "count": 48140563,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.020437088,
            "variance": 1.041291851
          },
          {
            "average": 0.4968668314,
            "count": 48140563,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901884,
            "variance": 0.2499901884
          },
          {
            "average": 0.0003096972505,
            "count": 48140563,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01759549217,
            "variance": 0.0003096013446
          },
          {
            "average": 1.274530732,
            "count": 48140563,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4876676178,
            "variance": 0.2378197055
          },
          {
            "average": -1.254290104,
            "count": 48140563,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.89475239,
            "variance": 118.6956297
          },
          {
            "average": 0,
            "count": 48140563,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 100.0460532,
            "count": 48140563,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.42247831,
            "variance": 4022.410756
          },
          {
            "average": 220723741.9,
            "count": 48140563,
            "maximum": 223327977.6,
            "minimum": 216235373.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3417256.829,
            "variance": 11677644240000.0
          },
          {
            "average": 0,
            "count": 48140563,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48140563,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48140563,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48140563,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48140563,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701473.3754,
          5380058.09,
          934.4440084,
          703030.2154,
          5381616.21,
          1404.204008
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701473.3753591244,
                5380058.089973079,
                934.4440084292911
              ],
              [
                701473.3753591244,
                5381616.209973078,
                934.4440084292911
              ],
              [
                703030.2153591245,
                5381616.209973078,
                1404.2040084292912
              ],
              [
                703030.2153591245,
                5380058.089973079,
                1404.2040084292912
              ],
              [
                701473.3753591244,
                5380058.089973079,
                934.4440084292911
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:19:37+00:00",
        "end_time": "2018-07-21T19:09:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2703224,
            48.54074196,
            934.4440084,
            -120.2484951,
            48.5552452,
            1404.204008
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27032238269204,
                  48.541243771098515,
                  934.4440084292911
                ],
                [
                  -120.26956868225709,
                  48.555245195600435,
                  934.4440084292911
                ],
                [
                  -120.24849514473232,
                  48.55474314263544,
                  1404.2040084292912
                ],
                [
                  -120.24925464442437,
                  48.54074196370333,
                  1404.2040084292912
                ],
                [
                  -120.27032238269204,
                  48.541243771098515,
                  934.4440084292911
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:19:37Z",
            "pc:count": 48140563,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702224.8702,
                "count": 48140563,
                "maximum": 703030.2154,
                "minimum": 701473.3754,
                "name": "X",
                "position": 0,
                "stddev": 442.0654675,
                "variance": 195421.8776
              },
              {
                "average": 5380886,
                "count": 48140563,
                "maximum": 5381616.21,
                "minimum": 5380058.09,
                "name": "Y",
                "position": 1,
                "stddev": 427.1547352,
                "variance": 182461.1678
              },
              {
                "average": 1119.937089,
                "count": 48140563,
                "maximum": 1404.204008,
                "minimum": 934.4440084,
                "name": "Z",
                "position": 2,
                "stddev": 90.27406538,
                "variance": 8149.406881
              },
              {
                "average": 573.5253403,
                "count": 48140563,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 449.8797537,
                "variance": 202391.7928
              },
              {
                "average": 1.503053921,
                "count": 48140563,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7741082624,
                "variance": 0.5992436019
              },
              {
                "average": 2.005725463,
                "count": 48140563,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.020437088,
                "variance": 1.041291851
              },
              {
                "average": 0.4968668314,
                "count": 48140563,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901884,
                "variance": 0.2499901884
              },
              {
                "average": 0.0003096972505,
                "count": 48140563,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01759549217,
                "variance": 0.0003096013446
              },
              {
                "average": 1.274530732,
                "count": 48140563,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4876676178,
                "variance": 0.2378197055
              },
              {
                "average": -1.254290104,
                "count": 48140563,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.89475239,
                "variance": 118.6956297
              },
              {
                "average": 0,
                "count": 48140563,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 100.0460532,
                "count": 48140563,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.42247831,
                "variance": 4022.410756
              },
              {
                "average": 220723741.9,
                "count": 48140563,
                "maximum": 223327977.6,
                "minimum": 216235373.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3417256.829,
                "variance": 11677644240000.0
              },
              {
                "average": 0,
                "count": 48140563,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48140563,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48140563,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48140563,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48140563,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701473.3754,
              5380058.09,
              934.4440084,
              703030.2154,
              5381616.21,
              1404.204008
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701473.3753591244,
                    5380058.089973079,
                    934.4440084292911
                  ],
                  [
                    701473.3753591244,
                    5381616.209973078,
                    934.4440084292911
                  ],
                  [
                    703030.2153591245,
                    5381616.209973078,
                    1404.2040084292912
                  ],
                  [
                    703030.2153591245,
                    5380058.089973079,
                    1404.2040084292912
                  ],
                  [
                    701473.3753591244,
                    5380058.089973079,
                    934.4440084292911
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:19:37+00:00",
            "end_time": "2018-07-21T19:09:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31014459663191,
              48.406199272485544,
              855.8186374002183
            ],
            [
              -120.30940557727953,
              48.420198073392584,
              855.8186374002183
            ],
            [
              -120.28838722041321,
              48.41970433624838,
              1214.5586374002182
            ],
            [
              -120.28913199565235,
              48.40570577665771,
              1214.5586374002182
            ],
            [
              -120.31014459663191,
              48.406199272485544,
              855.8186374002183
            ]
          ]
        ]
      },
      "bbox": [
        -120.3101446,
        48.40570578,
        855.8186374,
        -120.2883872,
        48.42019807,
        1214.558637
      ],
      "properties": {
        "datetime": "2018-10-11T20:08:16Z",
        "pc:count": 40036288,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699906.9589,
            "count": 40036288,
            "maximum": 700619.1691,
            "minimum": 699062.3291,
            "name": "X",
            "position": 0,
            "stddev": 466.2216201,
            "variance": 217362.5991
          },
          {
            "average": 5365764.79,
            "count": 40036288,
            "maximum": 5366502.695,
            "minimum": 5364944.955,
            "name": "Y",
            "position": 1,
            "stddev": 439.2079444,
            "variance": 192903.6185
          },
          {
            "average": 1066.721187,
            "count": 40036288,
            "maximum": 1214.558637,
            "minimum": 855.8186374,
            "name": "Z",
            "position": 2,
            "stddev": 78.31875496,
            "variance": 6133.827378
          },
          {
            "average": 593.8171222,
            "count": 40036288,
            "maximum": 4095,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 350.7440732,
            "variance": 123021.4049
          },
          {
            "average": 1.36798991,
            "count": 40036288,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6654883633,
            "variance": 0.4428747616
          },
          {
            "average": 1.735459891,
            "count": 40036288,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9080616217,
            "variance": 0.8245759088
          },
          {
            "average": 0.4961333328,
            "count": 40036288,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999850549,
            "variance": 0.2499850551
          },
          {
            "average": 0.0003611473671,
            "count": 40036288,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01900044601,
            "variance": 0.0003610169487
          },
          {
            "average": 1.355624253,
            "count": 40036288,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5543548054,
            "variance": 0.3073092503
          },
          {
            "average": 0.4764305176,
            "count": 40036288,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.444392,
            "variance": 130.9741082
          },
          {
            "average": 0,
            "count": 40036288,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.4847362,
            "count": 40036288,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 18.48539308,
            "variance": 341.7097574
          },
          {
            "average": 223245121.8,
            "count": 40036288,
            "maximum": 223323696.8,
            "minimum": 222115400.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 294340.8023,
            "variance": 86636507900.0
          },
          {
            "average": 0,
            "count": 40036288,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40036288,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40036288,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40036288,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40036288,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699062.3291,
          5364944.955,
          855.8186374,
          700619.1691,
          5366502.695,
          1214.558637
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699062.3290824558,
                5364944.955085336,
                855.8186374002183
              ],
              [
                699062.3290824558,
                5366502.695085336,
                855.8186374002183
              ],
              [
                700619.1690824559,
                5366502.695085336,
                1214.5586374002182
              ],
              [
                700619.1690824559,
                5364944.955085336,
                1214.5586374002182
              ],
              [
                699062.3290824558,
                5364944.955085336,
                855.8186374002183
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:08:16+00:00",
        "end_time": "2018-09-27T20:30:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3101446,
            48.40570578,
            855.8186374,
            -120.2883872,
            48.42019807,
            1214.558637
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31014459663191,
                  48.406199272485544,
                  855.8186374002183
                ],
                [
                  -120.30940557727953,
                  48.420198073392584,
                  855.8186374002183
                ],
                [
                  -120.28838722041321,
                  48.41970433624838,
                  1214.5586374002182
                ],
                [
                  -120.28913199565235,
                  48.40570577665771,
                  1214.5586374002182
                ],
                [
                  -120.31014459663191,
                  48.406199272485544,
                  855.8186374002183
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:08:16Z",
            "pc:count": 40036288,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699906.9589,
                "count": 40036288,
                "maximum": 700619.1691,
                "minimum": 699062.3291,
                "name": "X",
                "position": 0,
                "stddev": 466.2216201,
                "variance": 217362.5991
              },
              {
                "average": 5365764.79,
                "count": 40036288,
                "maximum": 5366502.695,
                "minimum": 5364944.955,
                "name": "Y",
                "position": 1,
                "stddev": 439.2079444,
                "variance": 192903.6185
              },
              {
                "average": 1066.721187,
                "count": 40036288,
                "maximum": 1214.558637,
                "minimum": 855.8186374,
                "name": "Z",
                "position": 2,
                "stddev": 78.31875496,
                "variance": 6133.827378
              },
              {
                "average": 593.8171222,
                "count": 40036288,
                "maximum": 4095,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 350.7440732,
                "variance": 123021.4049
              },
              {
                "average": 1.36798991,
                "count": 40036288,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6654883633,
                "variance": 0.4428747616
              },
              {
                "average": 1.735459891,
                "count": 40036288,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9080616217,
                "variance": 0.8245759088
              },
              {
                "average": 0.4961333328,
                "count": 40036288,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999850549,
                "variance": 0.2499850551
              },
              {
                "average": 0.0003611473671,
                "count": 40036288,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01900044601,
                "variance": 0.0003610169487
              },
              {
                "average": 1.355624253,
                "count": 40036288,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5543548054,
                "variance": 0.3073092503
              },
              {
                "average": 0.4764305176,
                "count": 40036288,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.444392,
                "variance": 130.9741082
              },
              {
                "average": 0,
                "count": 40036288,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.4847362,
                "count": 40036288,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 18.48539308,
                "variance": 341.7097574
              },
              {
                "average": 223245121.8,
                "count": 40036288,
                "maximum": 223323696.8,
                "minimum": 222115400.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 294340.8023,
                "variance": 86636507900.0
              },
              {
                "average": 0,
                "count": 40036288,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40036288,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40036288,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40036288,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40036288,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699062.3291,
              5364944.955,
              855.8186374,
              700619.1691,
              5366502.695,
              1214.558637
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699062.3290824558,
                    5364944.955085336,
                    855.8186374002183
                  ],
                  [
                    699062.3290824558,
                    5366502.695085336,
                    855.8186374002183
                  ],
                  [
                    700619.1690824559,
                    5366502.695085336,
                    1214.5586374002182
                  ],
                  [
                    700619.1690824559,
                    5364944.955085336,
                    1214.5586374002182
                  ],
                  [
                    699062.3290824558,
                    5364944.955085336,
                    855.8186374002183
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:08:16+00:00",
            "end_time": "2018-09-27T20:30:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2090408754336,
              48.44689879035096,
              548.0724624546134
            ],
            [
              -120.20827279660105,
              48.46090008163869,
              548.0724624546134
            ],
            [
              -120.18723754095362,
              48.460387506149075,
              737.5524624546134
            ],
            [
              -120.18801138861643,
              48.44638646547293,
              737.5524624546134
            ],
            [
              -120.2090408754336,
              48.44689879035096,
              548.0724624546134
            ]
          ]
        ]
      },
      "bbox": [
        -120.2090409,
        48.44638647,
        548.0724625,
        -120.1872375,
        48.46090008,
        737.5524625
      ],
      "properties": {
        "datetime": "2018-07-21T02:17:43Z",
        "pc:count": 43236335,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707145.6856,
            "count": 43236335,
            "maximum": 707935.823,
            "minimum": 706378.843,
            "name": "X",
            "position": 0,
            "stddev": 428.7978056,
            "variance": 183867.5581
          },
          {
            "average": 5370578.523,
            "count": 43236335,
            "maximum": 5371294.215,
            "minimum": 5369736.055,
            "name": "Y",
            "position": 1,
            "stddev": 416.7172418,
            "variance": 173653.2596
          },
          {
            "average": 579.4075235,
            "count": 43236335,
            "maximum": 737.5524625,
            "minimum": 548.0724625,
            "name": "Z",
            "position": 2,
            "stddev": 19.14648245,
            "variance": 366.5877902
          },
          {
            "average": 988.4618613,
            "count": 43236335,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 555.2132818,
            "variance": 308261.7883
          },
          {
            "average": 1.20618651,
            "count": 43236335,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4955029987,
            "variance": 0.2455232217
          },
          {
            "average": 1.412292832,
            "count": 43236335,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.698408399,
            "variance": 0.4877742918
          },
          {
            "average": 0.4955298593,
            "count": 43236335,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999800232,
            "variance": 0.2499800236
          },
          {
            "average": 0.0003107571444,
            "count": 43236335,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01762556614,
            "variance": 0.0003106605816
          },
          {
            "average": 1.481177163,
            "count": 43236335,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5147627857,
            "variance": 0.2649807255
          },
          {
            "average": -0.2477230029,
            "count": 43236335,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.250693447,
            "variance": 85.57532925
          },
          {
            "average": 0,
            "count": 43236335,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.1081838,
            "count": 43236335,
            "maximum": 172,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.546774352,
            "variance": 6.4860596
          },
          {
            "average": 216171406.5,
            "count": 43236335,
            "maximum": 216174663,
            "minimum": 216168605.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1347.890436,
            "variance": 1816808.627
          },
          {
            "average": 0,
            "count": 43236335,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43236335,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43236335,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43236335,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43236335,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706378.843,
          5369736.055,
          548.0724625,
          707935.823,
          5371294.215,
          737.5524625
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706378.842973744,
                5369736.055333385,
                548.0724624546134
              ],
              [
                706378.842973744,
                5371294.215333385,
                548.0724624546134
              ],
              [
                707935.822973744,
                5371294.215333385,
                737.5524624546134
              ],
              [
                707935.822973744,
                5369736.055333385,
                737.5524624546134
              ],
              [
                706378.842973744,
                5369736.055333385,
                548.0724624546134
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:17:43+00:00",
        "end_time": "2018-07-21T00:36:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2090409,
            48.44638647,
            548.0724625,
            -120.1872375,
            48.46090008,
            737.5524625
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2090408754336,
                  48.44689879035096,
                  548.0724624546134
                ],
                [
                  -120.20827279660105,
                  48.46090008163869,
                  548.0724624546134
                ],
                [
                  -120.18723754095362,
                  48.460387506149075,
                  737.5524624546134
                ],
                [
                  -120.18801138861643,
                  48.44638646547293,
                  737.5524624546134
                ],
                [
                  -120.2090408754336,
                  48.44689879035096,
                  548.0724624546134
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:17:43Z",
            "pc:count": 43236335,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707145.6856,
                "count": 43236335,
                "maximum": 707935.823,
                "minimum": 706378.843,
                "name": "X",
                "position": 0,
                "stddev": 428.7978056,
                "variance": 183867.5581
              },
              {
                "average": 5370578.523,
                "count": 43236335,
                "maximum": 5371294.215,
                "minimum": 5369736.055,
                "name": "Y",
                "position": 1,
                "stddev": 416.7172418,
                "variance": 173653.2596
              },
              {
                "average": 579.4075235,
                "count": 43236335,
                "maximum": 737.5524625,
                "minimum": 548.0724625,
                "name": "Z",
                "position": 2,
                "stddev": 19.14648245,
                "variance": 366.5877902
              },
              {
                "average": 988.4618613,
                "count": 43236335,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 555.2132818,
                "variance": 308261.7883
              },
              {
                "average": 1.20618651,
                "count": 43236335,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4955029987,
                "variance": 0.2455232217
              },
              {
                "average": 1.412292832,
                "count": 43236335,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.698408399,
                "variance": 0.4877742918
              },
              {
                "average": 0.4955298593,
                "count": 43236335,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999800232,
                "variance": 0.2499800236
              },
              {
                "average": 0.0003107571444,
                "count": 43236335,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01762556614,
                "variance": 0.0003106605816
              },
              {
                "average": 1.481177163,
                "count": 43236335,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5147627857,
                "variance": 0.2649807255
              },
              {
                "average": -0.2477230029,
                "count": 43236335,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.250693447,
                "variance": 85.57532925
              },
              {
                "average": 0,
                "count": 43236335,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.1081838,
                "count": 43236335,
                "maximum": 172,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.546774352,
                "variance": 6.4860596
              },
              {
                "average": 216171406.5,
                "count": 43236335,
                "maximum": 216174663,
                "minimum": 216168605.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1347.890436,
                "variance": 1816808.627
              },
              {
                "average": 0,
                "count": 43236335,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43236335,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43236335,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43236335,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43236335,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706378.843,
              5369736.055,
              548.0724625,
              707935.823,
              5371294.215,
              737.5524625
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706378.842973744,
                    5369736.055333385,
                    548.0724624546134
                  ],
                  [
                    706378.842973744,
                    5371294.215333385,
                    548.0724624546134
                  ],
                  [
                    707935.822973744,
                    5371294.215333385,
                    737.5524624546134
                  ],
                  [
                    707935.822973744,
                    5369736.055333385,
                    737.5524624546134
                  ],
                  [
                    706378.842973744,
                    5369736.055333385,
                    548.0724624546134
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:17:43+00:00",
            "end_time": "2018-07-21T00:36:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18858147507652,
              48.39295489751687,
              626.552517647888
            ],
            [
              -120.18780927366947,
              48.40695535676942,
              626.552517647888
            ],
            [
              -120.16679556361575,
              48.40643944269399,
              821.532517647888
            ],
            [
              -120.16757351644554,
              48.392439235612535,
              821.532517647888
            ],
            [
              -120.18858147507652,
              48.39295489751687,
              626.552517647888
            ]
          ]
        ]
      },
      "bbox": [
        -120.1885815,
        48.39243924,
        626.5525176,
        -120.1667956,
        48.40695536,
        821.5325176
      ],
      "properties": {
        "datetime": "2018-07-21T01:12:51Z",
        "pc:count": 36657046,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708886.0391,
            "count": 36657046,
            "maximum": 709668.869,
            "minimum": 708111.809,
            "name": "X",
            "position": 0,
            "stddev": 423.057512,
            "variance": 178977.6585
          },
          {
            "average": 5364588.414,
            "count": 36657046,
            "maximum": 5365354.3,
            "minimum": 5363796.22,
            "name": "Y",
            "position": 1,
            "stddev": 429.0525809,
            "variance": 184086.1172
          },
          {
            "average": 719.5279394,
            "count": 36657046,
            "maximum": 821.5325176,
            "minimum": 626.5525176,
            "name": "Z",
            "position": 2,
            "stddev": 40.06101287,
            "variance": 1604.884752
          },
          {
            "average": 1149.664503,
            "count": 36657046,
            "maximum": 4095,
            "minimum": 68,
            "name": "Intensity",
            "position": 3,
            "stddev": 343.9296212,
            "variance": 118287.5843
          },
          {
            "average": 1.034842006,
            "count": 36657046,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2100687686,
            "variance": 0.04412888754
          },
          {
            "average": 1.069684366,
            "count": 36657046,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3103756904,
            "variance": 0.09633306922
          },
          {
            "average": 0.4975353988,
            "count": 36657046,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999939325,
            "variance": 0.2499939326
          },
          {
            "average": 0.0002609593801,
            "count": 36657046,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0161521295,
            "variance": 0.0002608912874
          },
          {
            "average": 1.531847056,
            "count": 36657046,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.518736552,
            "variance": 0.2690876104
          },
          {
            "average": 0.2358724937,
            "count": 36657046,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.851576221,
            "variance": 97.05355403
          },
          {
            "average": 0,
            "count": 36657046,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8128886,
            "count": 36657046,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.558637914,
            "variance": 6.546627977
          },
          {
            "average": 216168074.7,
            "count": 36657046,
            "maximum": 216170771.5,
            "minimum": 216164825.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1377.603883,
            "variance": 1897792.458
          },
          {
            "average": 0,
            "count": 36657046,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36657046,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36657046,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36657046,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36657046,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708111.809,
          5363796.22,
          626.5525176,
          709668.869,
          5365354.3,
          821.5325176
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708111.8090133237,
                5363796.220267947,
                626.552517647888
              ],
              [
                708111.8090133237,
                5365354.300267947,
                626.552517647888
              ],
              [
                709668.8690133238,
                5365354.300267947,
                821.532517647888
              ],
              [
                709668.8690133238,
                5363796.220267947,
                821.532517647888
              ],
              [
                708111.8090133237,
                5363796.220267947,
                626.552517647888
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:12:51+00:00",
        "end_time": "2018-07-20T23:33:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1885815,
            48.39243924,
            626.5525176,
            -120.1667956,
            48.40695536,
            821.5325176
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18858147507652,
                  48.39295489751687,
                  626.552517647888
                ],
                [
                  -120.18780927366947,
                  48.40695535676942,
                  626.552517647888
                ],
                [
                  -120.16679556361575,
                  48.40643944269399,
                  821.532517647888
                ],
                [
                  -120.16757351644554,
                  48.392439235612535,
                  821.532517647888
                ],
                [
                  -120.18858147507652,
                  48.39295489751687,
                  626.552517647888
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:12:51Z",
            "pc:count": 36657046,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708886.0391,
                "count": 36657046,
                "maximum": 709668.869,
                "minimum": 708111.809,
                "name": "X",
                "position": 0,
                "stddev": 423.057512,
                "variance": 178977.6585
              },
              {
                "average": 5364588.414,
                "count": 36657046,
                "maximum": 5365354.3,
                "minimum": 5363796.22,
                "name": "Y",
                "position": 1,
                "stddev": 429.0525809,
                "variance": 184086.1172
              },
              {
                "average": 719.5279394,
                "count": 36657046,
                "maximum": 821.5325176,
                "minimum": 626.5525176,
                "name": "Z",
                "position": 2,
                "stddev": 40.06101287,
                "variance": 1604.884752
              },
              {
                "average": 1149.664503,
                "count": 36657046,
                "maximum": 4095,
                "minimum": 68,
                "name": "Intensity",
                "position": 3,
                "stddev": 343.9296212,
                "variance": 118287.5843
              },
              {
                "average": 1.034842006,
                "count": 36657046,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2100687686,
                "variance": 0.04412888754
              },
              {
                "average": 1.069684366,
                "count": 36657046,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3103756904,
                "variance": 0.09633306922
              },
              {
                "average": 0.4975353988,
                "count": 36657046,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999939325,
                "variance": 0.2499939326
              },
              {
                "average": 0.0002609593801,
                "count": 36657046,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0161521295,
                "variance": 0.0002608912874
              },
              {
                "average": 1.531847056,
                "count": 36657046,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.518736552,
                "variance": 0.2690876104
              },
              {
                "average": 0.2358724937,
                "count": 36657046,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.851576221,
                "variance": 97.05355403
              },
              {
                "average": 0,
                "count": 36657046,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8128886,
                "count": 36657046,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.558637914,
                "variance": 6.546627977
              },
              {
                "average": 216168074.7,
                "count": 36657046,
                "maximum": 216170771.5,
                "minimum": 216164825.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1377.603883,
                "variance": 1897792.458
              },
              {
                "average": 0,
                "count": 36657046,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36657046,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36657046,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36657046,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36657046,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708111.809,
              5363796.22,
              626.5525176,
              709668.869,
              5365354.3,
              821.5325176
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708111.8090133237,
                    5363796.220267947,
                    626.552517647888
                  ],
                  [
                    708111.8090133237,
                    5365354.300267947,
                    626.552517647888
                  ],
                  [
                    709668.8690133238,
                    5365354.300267947,
                    821.532517647888
                  ],
                  [
                    709668.8690133238,
                    5363796.220267947,
                    821.532517647888
                  ],
                  [
                    708111.8090133237,
                    5363796.220267947,
                    626.552517647888
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:12:51+00:00",
            "end_time": "2018-07-20T23:33:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29165829359468,
              48.730148613827076,
              1116.2425508587662
            ],
            [
              -120.29090532569631,
              48.74415306000334,
              1116.2425508587662
            ],
            [
              -120.26975580902703,
              48.74365355119148,
              1756.9625508587665
            ],
            [
              -120.27051463750747,
              48.72964934960209,
              1756.9625508587665
            ],
            [
              -120.29165829359468,
              48.730148613827076,
              1116.2425508587662
            ]
          ]
        ]
      },
      "bbox": [
        -120.2916583,
        48.72964935,
        1116.242551,
        -120.2697558,
        48.74415306,
        1756.962551
      ],
      "properties": {
        "datetime": "2018-10-11T20:51:31Z",
        "pc:count": 41869563,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699935.4576,
            "count": 41869563,
            "maximum": 700709.9424,
            "minimum": 699153.3424,
            "name": "X",
            "position": 0,
            "stddev": 441.7114337,
            "variance": 195108.9906
          },
          {
            "average": 5401746.437,
            "count": 41869563,
            "maximum": 5402555.894,
            "minimum": 5400997.414,
            "name": "Y",
            "position": 1,
            "stddev": 420.6806419,
            "variance": 176972.2025
          },
          {
            "average": 1384.587678,
            "count": 41869563,
            "maximum": 1756.962551,
            "minimum": 1116.242551,
            "name": "Z",
            "position": 2,
            "stddev": 178.8609304,
            "variance": 31991.23242
          },
          {
            "average": 538.5676877,
            "count": 41869563,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.0744717,
            "variance": 141432.0083
          },
          {
            "average": 1.525508279,
            "count": 41869563,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8067657608,
            "variance": 0.6508709928
          },
          {
            "average": 2.051195973,
            "count": 41869563,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.072870989,
            "variance": 1.151052159
          },
          {
            "average": 0.4961908248,
            "count": 41869563,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999854959,
            "variance": 0.2499854962
          },
          {
            "average": 0.0002471962748,
            "count": 41869563,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01572053354,
            "variance": 0.0002471351747
          },
          {
            "average": 1.277751717,
            "count": 41869563,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4996643815,
            "variance": 0.2496644942
          },
          {
            "average": 0.9251644449,
            "count": 41869563,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.538156,
            "variance": 133.129044
          },
          {
            "average": 0,
            "count": 41869563,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.1106479,
            "count": 41869563,
            "maximum": 148,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.238420333,
            "variance": 5.010525588
          },
          {
            "average": 223324250,
            "count": 41869563,
            "maximum": 223326291.3,
            "minimum": 223322177.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1153.474229,
            "variance": 1330502.798
          },
          {
            "average": 0,
            "count": 41869563,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41869563,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41869563,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41869563,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41869563,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699153.3424,
          5400997.414,
          1116.242551,
          700709.9424,
          5402555.894,
          1756.962551
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699153.3424212638,
                5400997.414315853,
                1116.2425508587662
              ],
              [
                699153.3424212638,
                5402555.894315854,
                1116.2425508587662
              ],
              [
                700709.9424212639,
                5402555.894315854,
                1756.9625508587665
              ],
              [
                700709.9424212639,
                5400997.414315853,
                1756.9625508587665
              ],
              [
                699153.3424212638,
                5400997.414315853,
                1116.2425508587662
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:51:31+00:00",
        "end_time": "2018-10-11T19:42:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2916583,
            48.72964935,
            1116.242551,
            -120.2697558,
            48.74415306,
            1756.962551
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29165829359468,
                  48.730148613827076,
                  1116.2425508587662
                ],
                [
                  -120.29090532569631,
                  48.74415306000334,
                  1116.2425508587662
                ],
                [
                  -120.26975580902703,
                  48.74365355119148,
                  1756.9625508587665
                ],
                [
                  -120.27051463750747,
                  48.72964934960209,
                  1756.9625508587665
                ],
                [
                  -120.29165829359468,
                  48.730148613827076,
                  1116.2425508587662
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:51:31Z",
            "pc:count": 41869563,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699935.4576,
                "count": 41869563,
                "maximum": 700709.9424,
                "minimum": 699153.3424,
                "name": "X",
                "position": 0,
                "stddev": 441.7114337,
                "variance": 195108.9906
              },
              {
                "average": 5401746.437,
                "count": 41869563,
                "maximum": 5402555.894,
                "minimum": 5400997.414,
                "name": "Y",
                "position": 1,
                "stddev": 420.6806419,
                "variance": 176972.2025
              },
              {
                "average": 1384.587678,
                "count": 41869563,
                "maximum": 1756.962551,
                "minimum": 1116.242551,
                "name": "Z",
                "position": 2,
                "stddev": 178.8609304,
                "variance": 31991.23242
              },
              {
                "average": 538.5676877,
                "count": 41869563,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.0744717,
                "variance": 141432.0083
              },
              {
                "average": 1.525508279,
                "count": 41869563,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8067657608,
                "variance": 0.6508709928
              },
              {
                "average": 2.051195973,
                "count": 41869563,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.072870989,
                "variance": 1.151052159
              },
              {
                "average": 0.4961908248,
                "count": 41869563,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999854959,
                "variance": 0.2499854962
              },
              {
                "average": 0.0002471962748,
                "count": 41869563,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01572053354,
                "variance": 0.0002471351747
              },
              {
                "average": 1.277751717,
                "count": 41869563,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4996643815,
                "variance": 0.2496644942
              },
              {
                "average": 0.9251644449,
                "count": 41869563,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.538156,
                "variance": 133.129044
              },
              {
                "average": 0,
                "count": 41869563,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.1106479,
                "count": 41869563,
                "maximum": 148,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.238420333,
                "variance": 5.010525588
              },
              {
                "average": 223324250,
                "count": 41869563,
                "maximum": 223326291.3,
                "minimum": 223322177.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1153.474229,
                "variance": 1330502.798
              },
              {
                "average": 0,
                "count": 41869563,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41869563,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41869563,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41869563,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41869563,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699153.3424,
              5400997.414,
              1116.242551,
              700709.9424,
              5402555.894,
              1756.962551
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699153.3424212638,
                    5400997.414315853,
                    1116.2425508587662
                  ],
                  [
                    699153.3424212638,
                    5402555.894315854,
                    1116.2425508587662
                  ],
                  [
                    700709.9424212639,
                    5402555.894315854,
                    1756.9625508587665
                  ],
                  [
                    700709.9424212639,
                    5400997.414315853,
                    1756.9625508587665
                  ],
                  [
                    699153.3424212638,
                    5400997.414315853,
                    1116.2425508587662
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:51:31+00:00",
            "end_time": "2018-10-11T19:42:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31140139713422,
              48.622122417254786,
              1185.4892855617363
            ],
            [
              -120.3106569186089,
              48.63612411997502,
              1185.4892855617363
            ],
            [
              -120.28955170699449,
              48.63562903914673,
              1576.7692855617365
            ],
            [
              -120.29030201061094,
              48.621627578678094,
              1576.7692855617365
            ],
            [
              -120.31140139713422,
              48.622122417254786,
              1185.4892855617363
            ]
          ]
        ]
      },
      "bbox": [
        -120.3114014,
        48.62162758,
        1185.489286,
        -120.2895517,
        48.63612412,
        1576.769286
      ],
      "properties": {
        "datetime": "2018-10-11T20:14:26Z",
        "pc:count": 46094585,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698918.0408,
            "count": 46094585,
            "maximum": 699681.7634,
            "minimum": 698125.1234,
            "name": "X",
            "position": 0,
            "stddev": 433.6498927,
            "variance": 188052.2294
          },
          {
            "average": 5389696.125,
            "count": 46094585,
            "maximum": 5390497.711,
            "minimum": 5388939.591,
            "name": "Y",
            "position": 1,
            "stddev": 428.791823,
            "variance": 183862.4275
          },
          {
            "average": 1346.773036,
            "count": 46094585,
            "maximum": 1576.769286,
            "minimum": 1185.489286,
            "name": "Z",
            "position": 2,
            "stddev": 75.23275667,
            "variance": 5659.967677
          },
          {
            "average": 548.415953,
            "count": 46094585,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 381.4547246,
            "variance": 145507.7069
          },
          {
            "average": 1.582252492,
            "count": 46094585,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7960163616,
            "variance": 0.6336420479
          },
          {
            "average": 2.164575188,
            "count": 46094585,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9897813403,
            "variance": 0.9796671016
          },
          {
            "average": 0.4972697986,
            "count": 46094585,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999925514,
            "variance": 0.2499925514
          },
          {
            "average": 0.0002869751404,
            "count": 46094585,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0169379099,
            "variance": 0.0002868927918
          },
          {
            "average": 1.246435498,
            "count": 46094585,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4706582055,
            "variance": 0.2215191464
          },
          {
            "average": -0.8862033917,
            "count": 46094585,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.53916513,
            "variance": 133.1523319
          },
          {
            "average": 0,
            "count": 46094585,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.6181107,
            "count": 46094585,
            "maximum": 144,
            "minimum": 135,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.208579961,
            "variance": 4.877825446
          },
          {
            "average": 223321714.9,
            "count": 46094585,
            "maximum": 223324066.9,
            "minimum": 223320011,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1041.576936,
            "variance": 1084882.514
          },
          {
            "average": 0,
            "count": 46094585,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46094585,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46094585,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46094585,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46094585,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698125.1234,
          5388939.591,
          1185.489286,
          699681.7634,
          5390497.711,
          1576.769286
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698125.1233812739,
                5388939.591050808,
                1185.4892855617363
              ],
              [
                698125.1233812739,
                5390497.7110508075,
                1185.4892855617363
              ],
              [
                699681.7633812738,
                5390497.7110508075,
                1576.7692855617365
              ],
              [
                699681.7633812738,
                5388939.591050808,
                1576.7692855617365
              ],
              [
                698125.1233812739,
                5388939.591050808,
                1185.4892855617363
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:14:26+00:00",
        "end_time": "2018-10-11T19:06:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3114014,
            48.62162758,
            1185.489286,
            -120.2895517,
            48.63612412,
            1576.769286
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31140139713422,
                  48.622122417254786,
                  1185.4892855617363
                ],
                [
                  -120.3106569186089,
                  48.63612411997502,
                  1185.4892855617363
                ],
                [
                  -120.28955170699449,
                  48.63562903914673,
                  1576.7692855617365
                ],
                [
                  -120.29030201061094,
                  48.621627578678094,
                  1576.7692855617365
                ],
                [
                  -120.31140139713422,
                  48.622122417254786,
                  1185.4892855617363
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:14:26Z",
            "pc:count": 46094585,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698918.0408,
                "count": 46094585,
                "maximum": 699681.7634,
                "minimum": 698125.1234,
                "name": "X",
                "position": 0,
                "stddev": 433.6498927,
                "variance": 188052.2294
              },
              {
                "average": 5389696.125,
                "count": 46094585,
                "maximum": 5390497.711,
                "minimum": 5388939.591,
                "name": "Y",
                "position": 1,
                "stddev": 428.791823,
                "variance": 183862.4275
              },
              {
                "average": 1346.773036,
                "count": 46094585,
                "maximum": 1576.769286,
                "minimum": 1185.489286,
                "name": "Z",
                "position": 2,
                "stddev": 75.23275667,
                "variance": 5659.967677
              },
              {
                "average": 548.415953,
                "count": 46094585,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 381.4547246,
                "variance": 145507.7069
              },
              {
                "average": 1.582252492,
                "count": 46094585,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7960163616,
                "variance": 0.6336420479
              },
              {
                "average": 2.164575188,
                "count": 46094585,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9897813403,
                "variance": 0.9796671016
              },
              {
                "average": 0.4972697986,
                "count": 46094585,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999925514,
                "variance": 0.2499925514
              },
              {
                "average": 0.0002869751404,
                "count": 46094585,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0169379099,
                "variance": 0.0002868927918
              },
              {
                "average": 1.246435498,
                "count": 46094585,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4706582055,
                "variance": 0.2215191464
              },
              {
                "average": -0.8862033917,
                "count": 46094585,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.53916513,
                "variance": 133.1523319
              },
              {
                "average": 0,
                "count": 46094585,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.6181107,
                "count": 46094585,
                "maximum": 144,
                "minimum": 135,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.208579961,
                "variance": 4.877825446
              },
              {
                "average": 223321714.9,
                "count": 46094585,
                "maximum": 223324066.9,
                "minimum": 223320011,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1041.576936,
                "variance": 1084882.514
              },
              {
                "average": 0,
                "count": 46094585,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46094585,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46094585,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46094585,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46094585,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698125.1234,
              5388939.591,
              1185.489286,
              699681.7634,
              5390497.711,
              1576.769286
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698125.1233812739,
                    5388939.591050808,
                    1185.4892855617363
                  ],
                  [
                    698125.1233812739,
                    5390497.7110508075,
                    1185.4892855617363
                  ],
                  [
                    699681.7633812738,
                    5390497.7110508075,
                    1576.7692855617365
                  ],
                  [
                    699681.7633812738,
                    5388939.591050808,
                    1576.7692855617365
                  ],
                  [
                    698125.1233812739,
                    5388939.591050808,
                    1185.4892855617363
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:14:26+00:00",
            "end_time": "2018-10-11T19:06:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27128277603921,
              48.73019592635942,
              1403.8209345520918
            ],
            [
              -120.2705241853304,
              48.744199416714,
              1403.8209345520918
            ],
            [
              -120.24937446570037,
              48.74369615413771,
              1799.4609345520917
            ],
            [
              -120.25013891645715,
              48.729692910191254,
              1799.4609345520917
            ],
            [
              -120.27128277603921,
              48.73019592635942,
              1403.8209345520918
            ]
          ]
        ]
      },
      "bbox": [
        -120.2712828,
        48.72969291,
        1403.820935,
        -120.2493745,
        48.74419942,
        1799.460935
      ],
      "properties": {
        "datetime": "2018-10-11T21:14:05Z",
        "pc:count": 54558529,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701415.4602,
            "count": 54558529,
            "maximum": 702207.9275,
            "minimum": 700651.2875,
            "name": "X",
            "position": 0,
            "stddev": 434.2002413,
            "variance": 188529.8496
          },
          {
            "average": 5401816.438,
            "count": 54558529,
            "maximum": 5402614.539,
            "minimum": 5401056.139,
            "name": "Y",
            "position": 1,
            "stddev": 432.6165325,
            "variance": 187157.0642
          },
          {
            "average": 1540.821516,
            "count": 54558529,
            "maximum": 1799.460935,
            "minimum": 1403.820935,
            "name": "Z",
            "position": 2,
            "stddev": 97.04624154,
            "variance": 9417.972997
          },
          {
            "average": 547.4935712,
            "count": 54558529,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 457.6411207,
            "variance": 209435.3954
          },
          {
            "average": 1.679680202,
            "count": 54558529,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9004932171,
            "variance": 0.810888034
          },
          {
            "average": 2.359134206,
            "count": 54558529,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.136244154,
            "variance": 1.291050777
          },
          {
            "average": 0.4964017633,
            "count": 54558529,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870571,
            "variance": 0.2499870573
          },
          {
            "average": 0.0003231575397,
            "count": 54558529,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01797367839,
            "variance": 0.0003230531148
          },
          {
            "average": 1.223312601,
            "count": 54558529,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4598534151,
            "variance": 0.2114651633
          },
          {
            "average": -0.7787029984,
            "count": 54558529,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.24341398,
            "variance": 175.3880137
          },
          {
            "average": 0,
            "count": 54558529,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 99.78158304,
            "count": 54558529,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.57805609,
            "variance": 4042.169216
          },
          {
            "average": 220694150.4,
            "count": 54558529,
            "maximum": 223327645.3,
            "minimum": 216235043.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3425240.196,
            "variance": 11732270400000.0
          },
          {
            "average": 0,
            "count": 54558529,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54558529,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54558529,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54558529,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54558529,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700651.2875,
          5401056.139,
          1403.820935,
          702207.9275,
          5402614.539,
          1799.460935
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700651.2874794977,
                5401056.139404965,
                1403.8209345520918
              ],
              [
                700651.2874794977,
                5402614.539404965,
                1403.8209345520918
              ],
              [
                702207.9274794976,
                5402614.539404965,
                1799.4609345520917
              ],
              [
                702207.9274794976,
                5401056.139404965,
                1799.4609345520917
              ],
              [
                700651.2874794977,
                5401056.139404965,
                1403.8209345520918
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:14:05+00:00",
        "end_time": "2018-07-21T19:04:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2712828,
            48.72969291,
            1403.820935,
            -120.2493745,
            48.74419942,
            1799.460935
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27128277603921,
                  48.73019592635942,
                  1403.8209345520918
                ],
                [
                  -120.2705241853304,
                  48.744199416714,
                  1403.8209345520918
                ],
                [
                  -120.24937446570037,
                  48.74369615413771,
                  1799.4609345520917
                ],
                [
                  -120.25013891645715,
                  48.729692910191254,
                  1799.4609345520917
                ],
                [
                  -120.27128277603921,
                  48.73019592635942,
                  1403.8209345520918
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:14:05Z",
            "pc:count": 54558529,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701415.4602,
                "count": 54558529,
                "maximum": 702207.9275,
                "minimum": 700651.2875,
                "name": "X",
                "position": 0,
                "stddev": 434.2002413,
                "variance": 188529.8496
              },
              {
                "average": 5401816.438,
                "count": 54558529,
                "maximum": 5402614.539,
                "minimum": 5401056.139,
                "name": "Y",
                "position": 1,
                "stddev": 432.6165325,
                "variance": 187157.0642
              },
              {
                "average": 1540.821516,
                "count": 54558529,
                "maximum": 1799.460935,
                "minimum": 1403.820935,
                "name": "Z",
                "position": 2,
                "stddev": 97.04624154,
                "variance": 9417.972997
              },
              {
                "average": 547.4935712,
                "count": 54558529,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 457.6411207,
                "variance": 209435.3954
              },
              {
                "average": 1.679680202,
                "count": 54558529,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9004932171,
                "variance": 0.810888034
              },
              {
                "average": 2.359134206,
                "count": 54558529,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.136244154,
                "variance": 1.291050777
              },
              {
                "average": 0.4964017633,
                "count": 54558529,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870571,
                "variance": 0.2499870573
              },
              {
                "average": 0.0003231575397,
                "count": 54558529,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01797367839,
                "variance": 0.0003230531148
              },
              {
                "average": 1.223312601,
                "count": 54558529,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4598534151,
                "variance": 0.2114651633
              },
              {
                "average": -0.7787029984,
                "count": 54558529,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.24341398,
                "variance": 175.3880137
              },
              {
                "average": 0,
                "count": 54558529,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 99.78158304,
                "count": 54558529,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.57805609,
                "variance": 4042.169216
              },
              {
                "average": 220694150.4,
                "count": 54558529,
                "maximum": 223327645.3,
                "minimum": 216235043.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3425240.196,
                "variance": 11732270400000.0
              },
              {
                "average": 0,
                "count": 54558529,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54558529,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54558529,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54558529,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54558529,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700651.2875,
              5401056.139,
              1403.820935,
              702207.9275,
              5402614.539,
              1799.460935
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700651.2874794977,
                    5401056.139404965,
                    1403.8209345520918
                  ],
                  [
                    700651.2874794977,
                    5402614.539404965,
                    1403.8209345520918
                  ],
                  [
                    702207.9274794976,
                    5402614.539404965,
                    1799.4609345520917
                  ],
                  [
                    702207.9274794976,
                    5401056.139404965,
                    1799.4609345520917
                  ],
                  [
                    700651.2874794977,
                    5401056.139404965,
                    1403.8209345520918
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:14:05+00:00",
            "end_time": "2018-07-21T19:04:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33131670232682,
              48.554587468379424,
              703.5780510101041
            ],
            [
              -120.33057945711562,
              48.56859010329519,
              703.5780510101041
            ],
            [
              -120.3095020170945,
              48.56809918011146,
              1259.7980510101042
            ],
            [
              -120.31024506645937,
              48.55409678535653,
              1259.7980510101042
            ],
            [
              -120.33131670232682,
              48.554587468379424,
              703.5780510101041
            ]
          ]
        ]
      },
      "bbox": [
        -120.3313167,
        48.55409679,
        703.578051,
        -120.309502,
        48.5685901,
        1259.798051
      ],
      "properties": {
        "datetime": "2018-10-11T19:23:03Z",
        "pc:count": 37797275,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697711.0864,
            "count": 37797275,
            "maximum": 698476.7102,
            "minimum": 696920.0702,
            "name": "X",
            "position": 0,
            "stddev": 429.1125818,
            "variance": 184137.6078
          },
          {
            "average": 5382167.698,
            "count": 37797275,
            "maximum": 5382940.265,
            "minimum": 5381382.085,
            "name": "Y",
            "position": 1,
            "stddev": 431.3709202,
            "variance": 186080.8708
          },
          {
            "average": 974.7976454,
            "count": 37797275,
            "maximum": 1259.798051,
            "minimum": 703.578051,
            "name": "Z",
            "position": 2,
            "stddev": 113.3518443,
            "variance": 12848.64061
          },
          {
            "average": 655.5322717,
            "count": 37797275,
            "maximum": 4095,
            "minimum": 65,
            "name": "Intensity",
            "position": 3,
            "stddev": 412.1539351,
            "variance": 169870.8662
          },
          {
            "average": 1.371768494,
            "count": 37797275,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6417357153,
            "variance": 0.4118247283
          },
          {
            "average": 1.743582282,
            "count": 37797275,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8517809886,
            "variance": 0.7255308525
          },
          {
            "average": 0.4974528719,
            "count": 37797275,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935187,
            "variance": 0.2499935188
          },
          {
            "average": 0.0002805228684,
            "count": 37797275,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01674646777,
            "variance": 0.0002804441827
          },
          {
            "average": 1.334055458,
            "count": 37797275,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5171180775,
            "variance": 0.267411106
          },
          {
            "average": 0.04842828795,
            "count": 37797275,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.41206965,
            "variance": 108.4111943
          },
          {
            "average": 0,
            "count": 37797275,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.4261188,
            "count": 37797275,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.216465506,
            "variance": 4.91271934
          },
          {
            "average": 223319153.8,
            "count": 37797275,
            "maximum": 223320983,
            "minimum": 223316892.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1114.964017,
            "variance": 1243144.759
          },
          {
            "average": 0,
            "count": 37797275,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37797275,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37797275,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37797275,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37797275,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696920.0702,
          5381382.085,
          703.578051,
          698476.7102,
          5382940.265,
          1259.798051
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696920.070191272,
                5381382.085478338,
                703.5780510101041
              ],
              [
                696920.070191272,
                5382940.265478338,
                703.5780510101041
              ],
              [
                698476.7101912718,
                5382940.265478338,
                1259.7980510101042
              ],
              [
                698476.7101912718,
                5381382.085478338,
                1259.7980510101042
              ],
              [
                696920.070191272,
                5381382.085478338,
                703.5780510101041
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:23:03+00:00",
        "end_time": "2018-10-11T18:14:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3313167,
            48.55409679,
            703.578051,
            -120.309502,
            48.5685901,
            1259.798051
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33131670232682,
                  48.554587468379424,
                  703.5780510101041
                ],
                [
                  -120.33057945711562,
                  48.56859010329519,
                  703.5780510101041
                ],
                [
                  -120.3095020170945,
                  48.56809918011146,
                  1259.7980510101042
                ],
                [
                  -120.31024506645937,
                  48.55409678535653,
                  1259.7980510101042
                ],
                [
                  -120.33131670232682,
                  48.554587468379424,
                  703.5780510101041
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:23:03Z",
            "pc:count": 37797275,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697711.0864,
                "count": 37797275,
                "maximum": 698476.7102,
                "minimum": 696920.0702,
                "name": "X",
                "position": 0,
                "stddev": 429.1125818,
                "variance": 184137.6078
              },
              {
                "average": 5382167.698,
                "count": 37797275,
                "maximum": 5382940.265,
                "minimum": 5381382.085,
                "name": "Y",
                "position": 1,
                "stddev": 431.3709202,
                "variance": 186080.8708
              },
              {
                "average": 974.7976454,
                "count": 37797275,
                "maximum": 1259.798051,
                "minimum": 703.578051,
                "name": "Z",
                "position": 2,
                "stddev": 113.3518443,
                "variance": 12848.64061
              },
              {
                "average": 655.5322717,
                "count": 37797275,
                "maximum": 4095,
                "minimum": 65,
                "name": "Intensity",
                "position": 3,
                "stddev": 412.1539351,
                "variance": 169870.8662
              },
              {
                "average": 1.371768494,
                "count": 37797275,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6417357153,
                "variance": 0.4118247283
              },
              {
                "average": 1.743582282,
                "count": 37797275,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8517809886,
                "variance": 0.7255308525
              },
              {
                "average": 0.4974528719,
                "count": 37797275,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935187,
                "variance": 0.2499935188
              },
              {
                "average": 0.0002805228684,
                "count": 37797275,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01674646777,
                "variance": 0.0002804441827
              },
              {
                "average": 1.334055458,
                "count": 37797275,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5171180775,
                "variance": 0.267411106
              },
              {
                "average": 0.04842828795,
                "count": 37797275,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.41206965,
                "variance": 108.4111943
              },
              {
                "average": 0,
                "count": 37797275,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.4261188,
                "count": 37797275,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.216465506,
                "variance": 4.91271934
              },
              {
                "average": 223319153.8,
                "count": 37797275,
                "maximum": 223320983,
                "minimum": 223316892.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1114.964017,
                "variance": 1243144.759
              },
              {
                "average": 0,
                "count": 37797275,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37797275,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37797275,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37797275,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37797275,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696920.0702,
              5381382.085,
              703.578051,
              698476.7102,
              5382940.265,
              1259.798051
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696920.070191272,
                    5381382.085478338,
                    703.5780510101041
                  ],
                  [
                    696920.070191272,
                    5382940.265478338,
                    703.5780510101041
                  ],
                  [
                    698476.7101912718,
                    5382940.265478338,
                    1259.7980510101042
                  ],
                  [
                    698476.7101912718,
                    5381382.085478338,
                    1259.7980510101042
                  ],
                  [
                    696920.070191272,
                    5381382.085478338,
                    703.5780510101041
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:23:03+00:00",
            "end_time": "2018-10-11T18:14:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31061509754197,
              48.4871671489119,
              768.4417788628809
            ],
            [
              -120.30987411349126,
              48.50116557766856,
              768.4417788628809
            ],
            [
              -120.28882283661763,
              48.50067132435569,
              1286.0217788628809
            ],
            [
              -120.28956960190881,
              48.486673137245035,
              1286.0217788628809
            ],
            [
              -120.31061509754197,
              48.4871671489119,
              768.4417788628809
            ]
          ]
        ]
      },
      "bbox": [
        -120.3106151,
        48.48667314,
        768.4417789,
        -120.2888228,
        48.50116558,
        1286.021779
      ],
      "properties": {
        "datetime": "2018-10-11T20:10:38Z",
        "pc:count": 40717160,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699520.3536,
            "count": 40717160,
            "maximum": 700267.9891,
            "minimum": 698711.1891,
            "name": "X",
            "position": 0,
            "stddev": 449.2183361,
            "variance": 201797.1134
          },
          {
            "average": 5374745.76,
            "count": 40717160,
            "maximum": 5375500.215,
            "minimum": 5373942.495,
            "name": "Y",
            "position": 1,
            "stddev": 432.6161054,
            "variance": 187156.6946
          },
          {
            "average": 1071.142395,
            "count": 40717160,
            "maximum": 1286.021779,
            "minimum": 768.4417789,
            "name": "Z",
            "position": 2,
            "stddev": 76.97794732,
            "variance": 5925.604373
          },
          {
            "average": 614.0781962,
            "count": 40717160,
            "maximum": 2492,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 396.1053865,
            "variance": 156899.4772
          },
          {
            "average": 1.43189999,
            "count": 40717160,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6938650156,
            "variance": 0.4814486599
          },
          {
            "average": 1.863689118,
            "count": 40717160,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9087360678,
            "variance": 0.825801241
          },
          {
            "average": 0.4960212598,
            "count": 40717160,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999841755,
            "variance": 0.2499841758
          },
          {
            "average": 0.0003171635743,
            "count": 40717160,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01780626264,
            "variance": 0.0003170629893
          },
          {
            "average": 1.304989199,
            "count": 40717160,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5062646981,
            "variance": 0.2563039446
          },
          {
            "average": 0.792298857,
            "count": 40717160,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.97048282,
            "variance": 120.3514932
          },
          {
            "average": 0,
            "count": 40717160,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.579223,
            "count": 40717160,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 17.71346078,
            "variance": 313.7666928
          },
          {
            "average": 223251362.7,
            "count": 40717160,
            "maximum": 223323838.9,
            "minimum": 222115538.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 282734.0246,
            "variance": 79938528650.0
          },
          {
            "average": 0,
            "count": 40717160,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40717160,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40717160,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40717160,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40717160,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698711.1891,
          5373942.495,
          768.4417789,
          700267.9891,
          5375500.215,
          1286.021779
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698711.1890521892,
                5373942.494905368,
                768.4417788628809
              ],
              [
                698711.1890521892,
                5375500.214905369,
                768.4417788628809
              ],
              [
                700267.9890521893,
                5375500.214905369,
                1286.0217788628809
              ],
              [
                700267.9890521893,
                5373942.494905368,
                1286.0217788628809
              ],
              [
                698711.1890521892,
                5373942.494905368,
                768.4417788628809
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:10:38+00:00",
        "end_time": "2018-09-27T20:32:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3106151,
            48.48667314,
            768.4417789,
            -120.2888228,
            48.50116558,
            1286.021779
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31061509754197,
                  48.4871671489119,
                  768.4417788628809
                ],
                [
                  -120.30987411349126,
                  48.50116557766856,
                  768.4417788628809
                ],
                [
                  -120.28882283661763,
                  48.50067132435569,
                  1286.0217788628809
                ],
                [
                  -120.28956960190881,
                  48.486673137245035,
                  1286.0217788628809
                ],
                [
                  -120.31061509754197,
                  48.4871671489119,
                  768.4417788628809
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:10:38Z",
            "pc:count": 40717160,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699520.3536,
                "count": 40717160,
                "maximum": 700267.9891,
                "minimum": 698711.1891,
                "name": "X",
                "position": 0,
                "stddev": 449.2183361,
                "variance": 201797.1134
              },
              {
                "average": 5374745.76,
                "count": 40717160,
                "maximum": 5375500.215,
                "minimum": 5373942.495,
                "name": "Y",
                "position": 1,
                "stddev": 432.6161054,
                "variance": 187156.6946
              },
              {
                "average": 1071.142395,
                "count": 40717160,
                "maximum": 1286.021779,
                "minimum": 768.4417789,
                "name": "Z",
                "position": 2,
                "stddev": 76.97794732,
                "variance": 5925.604373
              },
              {
                "average": 614.0781962,
                "count": 40717160,
                "maximum": 2492,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 396.1053865,
                "variance": 156899.4772
              },
              {
                "average": 1.43189999,
                "count": 40717160,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6938650156,
                "variance": 0.4814486599
              },
              {
                "average": 1.863689118,
                "count": 40717160,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9087360678,
                "variance": 0.825801241
              },
              {
                "average": 0.4960212598,
                "count": 40717160,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999841755,
                "variance": 0.2499841758
              },
              {
                "average": 0.0003171635743,
                "count": 40717160,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01780626264,
                "variance": 0.0003170629893
              },
              {
                "average": 1.304989199,
                "count": 40717160,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5062646981,
                "variance": 0.2563039446
              },
              {
                "average": 0.792298857,
                "count": 40717160,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.97048282,
                "variance": 120.3514932
              },
              {
                "average": 0,
                "count": 40717160,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.579223,
                "count": 40717160,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 17.71346078,
                "variance": 313.7666928
              },
              {
                "average": 223251362.7,
                "count": 40717160,
                "maximum": 223323838.9,
                "minimum": 222115538.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 282734.0246,
                "variance": 79938528650.0
              },
              {
                "average": 0,
                "count": 40717160,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40717160,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40717160,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40717160,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40717160,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698711.1891,
              5373942.495,
              768.4417789,
              700267.9891,
              5375500.215,
              1286.021779
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698711.1890521892,
                    5373942.494905368,
                    768.4417788628809
                  ],
                  [
                    698711.1890521892,
                    5375500.214905369,
                    768.4417788628809
                  ],
                  [
                    700267.9890521893,
                    5375500.214905369,
                    1286.0217788628809
                  ],
                  [
                    700267.9890521893,
                    5373942.494905368,
                    1286.0217788628809
                  ],
                  [
                    698711.1890521892,
                    5373942.494905368,
                    768.4417788628809
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:10:38+00:00",
            "end_time": "2018-09-27T20:32:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27039035917127,
              48.55473864442563,
              921.7565062547385
            ],
            [
              -120.26963622334495,
              48.568741833970094,
              921.7565062547385
            ],
            [
              -120.24855734816674,
              48.56823969610092,
              1205.7965062547385
            ],
            [
              -120.24931728821436,
              48.55423675221339,
              1205.7965062547385
            ],
            [
              -120.27039035917127,
              48.55473864442563,
              921.7565062547385
            ]
          ]
        ]
      },
      "bbox": [
        -120.2703904,
        48.55423675,
        921.7565063,
        -120.2485573,
        48.56874183,
        1205.796506
      ],
      "properties": {
        "datetime": "2018-10-11T21:19:14Z",
        "pc:count": 51649045,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702205.4821,
            "count": 51649045,
            "maximum": 702971.583,
            "minimum": 701414.763,
            "name": "X",
            "position": 0,
            "stddev": 447.9171566,
            "variance": 200629.7792
          },
          {
            "average": 5382353.414,
            "count": 51649045,
            "maximum": 5383116.064,
            "minimum": 5381557.744,
            "name": "Y",
            "position": 1,
            "stddev": 436.8927866,
            "variance": 190875.307
          },
          {
            "average": 1048.694639,
            "count": 51649045,
            "maximum": 1205.796506,
            "minimum": 921.7565063,
            "name": "Z",
            "position": 2,
            "stddev": 53.99997917,
            "variance": 2915.99775
          },
          {
            "average": 533.4085023,
            "count": 51649045,
            "maximum": 4095,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 436.56189,
            "variance": 190586.2838
          },
          {
            "average": 1.551390253,
            "count": 51649045,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7803141372,
            "variance": 0.6088901526
          },
          {
            "average": 2.102494693,
            "count": 51649045,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9854657016,
            "variance": 0.9711426491
          },
          {
            "average": 0.4969170098,
            "count": 51649045,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999904999,
            "variance": 0.2499905
          },
          {
            "average": 0.0003212256877,
            "count": 51649045,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01791989141,
            "variance": 0.000321122508
          },
          {
            "average": 1.24840682,
            "count": 51649045,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4659327269,
            "variance": 0.217093306
          },
          {
            "average": -0.8157512181,
            "count": 51649045,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.94554572,
            "variance": 119.8049711
          },
          {
            "average": 0,
            "count": 51649045,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.64044747,
            "count": 51649045,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.62029758,
            "variance": 4175.78286
          },
          {
            "average": 220491467,
            "count": 51649045,
            "maximum": 223327954.4,
            "minimum": 216235347.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3472992.244,
            "variance": 12061675130000.0
          },
          {
            "average": 0,
            "count": 51649045,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51649045,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51649045,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51649045,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51649045,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701414.763,
          5381557.744,
          921.7565063,
          702971.583,
          5383116.064,
          1205.796506
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701414.7630345322,
                5381557.74437899,
                921.7565062547385
              ],
              [
                701414.7630345322,
                5383116.06437899,
                921.7565062547385
              ],
              [
                702971.5830345323,
                5383116.06437899,
                1205.7965062547385
              ],
              [
                702971.5830345323,
                5381557.74437899,
                1205.7965062547385
              ],
              [
                701414.7630345322,
                5381557.74437899,
                921.7565062547385
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:19:14+00:00",
        "end_time": "2018-07-21T19:09:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2703904,
            48.55423675,
            921.7565063,
            -120.2485573,
            48.56874183,
            1205.796506
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27039035917127,
                  48.55473864442563,
                  921.7565062547385
                ],
                [
                  -120.26963622334495,
                  48.568741833970094,
                  921.7565062547385
                ],
                [
                  -120.24855734816674,
                  48.56823969610092,
                  1205.7965062547385
                ],
                [
                  -120.24931728821436,
                  48.55423675221339,
                  1205.7965062547385
                ],
                [
                  -120.27039035917127,
                  48.55473864442563,
                  921.7565062547385
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:19:14Z",
            "pc:count": 51649045,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702205.4821,
                "count": 51649045,
                "maximum": 702971.583,
                "minimum": 701414.763,
                "name": "X",
                "position": 0,
                "stddev": 447.9171566,
                "variance": 200629.7792
              },
              {
                "average": 5382353.414,
                "count": 51649045,
                "maximum": 5383116.064,
                "minimum": 5381557.744,
                "name": "Y",
                "position": 1,
                "stddev": 436.8927866,
                "variance": 190875.307
              },
              {
                "average": 1048.694639,
                "count": 51649045,
                "maximum": 1205.796506,
                "minimum": 921.7565063,
                "name": "Z",
                "position": 2,
                "stddev": 53.99997917,
                "variance": 2915.99775
              },
              {
                "average": 533.4085023,
                "count": 51649045,
                "maximum": 4095,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 436.56189,
                "variance": 190586.2838
              },
              {
                "average": 1.551390253,
                "count": 51649045,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7803141372,
                "variance": 0.6088901526
              },
              {
                "average": 2.102494693,
                "count": 51649045,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9854657016,
                "variance": 0.9711426491
              },
              {
                "average": 0.4969170098,
                "count": 51649045,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999904999,
                "variance": 0.2499905
              },
              {
                "average": 0.0003212256877,
                "count": 51649045,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01791989141,
                "variance": 0.000321122508
              },
              {
                "average": 1.24840682,
                "count": 51649045,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4659327269,
                "variance": 0.217093306
              },
              {
                "average": -0.8157512181,
                "count": 51649045,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.94554572,
                "variance": 119.8049711
              },
              {
                "average": 0,
                "count": 51649045,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.64044747,
                "count": 51649045,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.62029758,
                "variance": 4175.78286
              },
              {
                "average": 220491467,
                "count": 51649045,
                "maximum": 223327954.4,
                "minimum": 216235347.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3472992.244,
                "variance": 12061675130000.0
              },
              {
                "average": 0,
                "count": 51649045,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51649045,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51649045,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51649045,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51649045,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701414.763,
              5381557.744,
              921.7565063,
              702971.583,
              5383116.064,
              1205.796506
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701414.7630345322,
                    5381557.74437899,
                    921.7565062547385
                  ],
                  [
                    701414.7630345322,
                    5383116.06437899,
                    921.7565062547385
                  ],
                  [
                    702971.5830345323,
                    5383116.06437899,
                    1205.7965062547385
                  ],
                  [
                    702971.5830345323,
                    5381557.74437899,
                    1205.7965062547385
                  ],
                  [
                    701414.7630345322,
                    5381557.74437899,
                    921.7565062547385
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:19:14+00:00",
            "end_time": "2018-07-21T19:09:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20898705685865,
              48.43340405434975,
              443.88709456577965
            ],
            [
              -120.20821935660945,
              48.447404838825165,
              443.88709456577965
            ],
            [
              -120.1871902159346,
              48.4468923730611,
              754.6870945657796
            ],
            [
              -120.18796368038349,
              48.4328918391201,
              754.6870945657796
            ],
            [
              -120.20898705685865,
              48.43340405434975,
              443.88709456577965
            ]
          ]
        ]
      },
      "bbox": [
        -120.2089871,
        48.43289184,
        443.8870946,
        -120.1871902,
        48.44740484,
        754.6870946
      ],
      "properties": {
        "datetime": "2018-07-21T02:18:06Z",
        "pc:count": 36621967,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707220.7324,
            "count": 36621967,
            "maximum": 707994.4724,
            "minimum": 706437.5324,
            "name": "X",
            "position": 0,
            "stddev": 441.8291098,
            "variance": 195212.9623
          },
          {
            "average": 5369000.121,
            "count": 36621967,
            "maximum": 5369794.513,
            "minimum": 5368236.413,
            "name": "Y",
            "position": 1,
            "stddev": 421.1413006,
            "variance": 177359.995
          },
          {
            "average": 593.268709,
            "count": 36621967,
            "maximum": 754.6870946,
            "minimum": 443.8870946,
            "name": "Z",
            "position": 2,
            "stddev": 30.99981694,
            "variance": 960.9886504
          },
          {
            "average": 1290.089766,
            "count": 36621967,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 503.2471285,
            "variance": 253257.6723
          },
          {
            "average": 1.054447785,
            "count": 36621967,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2580601291,
            "variance": 0.06659503022
          },
          {
            "average": 1.108868237,
            "count": 36621967,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3772559996,
            "variance": 0.1423220892
          },
          {
            "average": 0.49554359,
            "count": 36621967,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999801468,
            "variance": 0.2499801472
          },
          {
            "average": 0.0003015949416,
            "count": 36621967,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01736387026,
            "variance": 0.0003015039904
          },
          {
            "average": 1.595662762,
            "count": 36621967,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5000308358,
            "variance": 0.2500308367
          },
          {
            "average": -0.4221879963,
            "count": 36621967,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.213770798,
            "variance": 84.89357231
          },
          {
            "average": 0,
            "count": 36621967,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.3074264,
            "count": 36621967,
            "maximum": 172,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.715747116,
            "variance": 7.375282399
          },
          {
            "average": 216171410.3,
            "count": 36621967,
            "maximum": 216174686.8,
            "minimum": 216168630.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1342.380501,
            "variance": 1801985.411
          },
          {
            "average": 0,
            "count": 36621967,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36621967,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36621967,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36621967,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36621967,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706437.5324,
          5368236.413,
          443.8870946,
          707994.4724,
          5369794.513,
          754.6870946
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706437.5324380016,
                5368236.4132413175,
                443.88709456577965
              ],
              [
                706437.5324380016,
                5369794.513241317,
                443.88709456577965
              ],
              [
                707994.4724380015,
                5369794.513241317,
                754.6870945657796
              ],
              [
                707994.4724380015,
                5368236.4132413175,
                754.6870945657796
              ],
              [
                706437.5324380016,
                5368236.4132413175,
                443.88709456577965
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:18:06+00:00",
        "end_time": "2018-07-21T00:37:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2089871,
            48.43289184,
            443.8870946,
            -120.1871902,
            48.44740484,
            754.6870946
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20898705685865,
                  48.43340405434975,
                  443.88709456577965
                ],
                [
                  -120.20821935660945,
                  48.447404838825165,
                  443.88709456577965
                ],
                [
                  -120.1871902159346,
                  48.4468923730611,
                  754.6870945657796
                ],
                [
                  -120.18796368038349,
                  48.4328918391201,
                  754.6870945657796
                ],
                [
                  -120.20898705685865,
                  48.43340405434975,
                  443.88709456577965
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:18:06Z",
            "pc:count": 36621967,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707220.7324,
                "count": 36621967,
                "maximum": 707994.4724,
                "minimum": 706437.5324,
                "name": "X",
                "position": 0,
                "stddev": 441.8291098,
                "variance": 195212.9623
              },
              {
                "average": 5369000.121,
                "count": 36621967,
                "maximum": 5369794.513,
                "minimum": 5368236.413,
                "name": "Y",
                "position": 1,
                "stddev": 421.1413006,
                "variance": 177359.995
              },
              {
                "average": 593.268709,
                "count": 36621967,
                "maximum": 754.6870946,
                "minimum": 443.8870946,
                "name": "Z",
                "position": 2,
                "stddev": 30.99981694,
                "variance": 960.9886504
              },
              {
                "average": 1290.089766,
                "count": 36621967,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 503.2471285,
                "variance": 253257.6723
              },
              {
                "average": 1.054447785,
                "count": 36621967,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2580601291,
                "variance": 0.06659503022
              },
              {
                "average": 1.108868237,
                "count": 36621967,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3772559996,
                "variance": 0.1423220892
              },
              {
                "average": 0.49554359,
                "count": 36621967,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999801468,
                "variance": 0.2499801472
              },
              {
                "average": 0.0003015949416,
                "count": 36621967,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01736387026,
                "variance": 0.0003015039904
              },
              {
                "average": 1.595662762,
                "count": 36621967,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5000308358,
                "variance": 0.2500308367
              },
              {
                "average": -0.4221879963,
                "count": 36621967,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.213770798,
                "variance": 84.89357231
              },
              {
                "average": 0,
                "count": 36621967,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.3074264,
                "count": 36621967,
                "maximum": 172,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.715747116,
                "variance": 7.375282399
              },
              {
                "average": 216171410.3,
                "count": 36621967,
                "maximum": 216174686.8,
                "minimum": 216168630.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1342.380501,
                "variance": 1801985.411
              },
              {
                "average": 0,
                "count": 36621967,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36621967,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36621967,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36621967,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36621967,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706437.5324,
              5368236.413,
              443.8870946,
              707994.4724,
              5369794.513,
              754.6870946
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706437.5324380016,
                    5368236.4132413175,
                    443.88709456577965
                  ],
                  [
                    706437.5324380016,
                    5369794.513241317,
                    443.88709456577965
                  ],
                  [
                    707994.4724380015,
                    5369794.513241317,
                    754.6870945657796
                  ],
                  [
                    707994.4724380015,
                    5368236.4132413175,
                    754.6870945657796
                  ],
                  [
                    706437.5324380016,
                    5368236.4132413175,
                    443.88709456577965
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:18:06+00:00",
            "end_time": "2018-07-21T00:37:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29114037706155,
              48.63566913050518,
              1118.0778296488827
            ],
            [
              -120.29038990635266,
              48.64967110556134,
              1118.0778296488827
            ],
            [
              -120.26928075281546,
              48.64917224018983,
              1642.5578296488827
            ],
            [
              -120.27003705240713,
              48.635170509256746,
              1642.5578296488827
            ],
            [
              -120.29114037706155,
              48.63566913050518,
              1118.0778296488827
            ]
          ]
        ]
      },
      "bbox": [
        -120.2911404,
        48.63517051,
        1118.07783,
        -120.2692808,
        48.64967111,
        1642.55783
      ],
      "properties": {
        "datetime": "2018-10-11T20:48:50Z",
        "pc:count": 42250377,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700345.2663,
            "count": 42250377,
            "maximum": 701121.117,
            "minimum": 699564.577,
            "name": "X",
            "position": 0,
            "stddev": 416.9836035,
            "variance": 173875.3256
          },
          {
            "average": 5391286.348,
            "count": 42250377,
            "maximum": 5392056.19,
            "minimum": 5390498.01,
            "name": "Y",
            "position": 1,
            "stddev": 432.9991066,
            "variance": 187488.2263
          },
          {
            "average": 1381.77306,
            "count": 42250377,
            "maximum": 1642.55783,
            "minimum": 1118.07783,
            "name": "Z",
            "position": 2,
            "stddev": 108.7301226,
            "variance": 11822.23956
          },
          {
            "average": 540.067162,
            "count": 42250377,
            "maximum": 4095,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 380.6499853,
            "variance": 144894.4113
          },
          {
            "average": 1.56114794,
            "count": 42250377,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8063088028,
            "variance": 0.6501338855
          },
          {
            "average": 2.12231898,
            "count": 42250377,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.036554508,
            "variance": 1.074445248
          },
          {
            "average": 0.4964394519,
            "count": 42250377,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873283,
            "variance": 0.2499873284
          },
          {
            "average": 0.0002451812442,
            "count": 42250377,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01565634492,
            "variance": 0.0002451211361
          },
          {
            "average": 1.276372161,
            "count": 42250377,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.507857242,
            "variance": 0.2579189783
          },
          {
            "average": 1.358036448,
            "count": 42250377,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.18221763,
            "variance": 125.0419912
          },
          {
            "average": 0,
            "count": 42250377,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.2942615,
            "count": 42250377,
            "maximum": 148,
            "minimum": 139,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.081586465,
            "variance": 4.333002211
          },
          {
            "average": 223324345.4,
            "count": 42250377,
            "maximum": 223326130.7,
            "minimum": 223322023.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1010.259257,
            "variance": 1020623.767
          },
          {
            "average": 0,
            "count": 42250377,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42250377,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42250377,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42250377,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42250377,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699564.577,
          5390498.01,
          1118.07783,
          701121.117,
          5392056.19,
          1642.55783
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699564.5770399697,
                5390498.010001596,
                1118.0778296488827
              ],
              [
                699564.5770399697,
                5392056.190001596,
                1118.0778296488827
              ],
              [
                701121.1170399698,
                5392056.190001596,
                1642.5578296488827
              ],
              [
                701121.1170399698,
                5390498.010001596,
                1642.5578296488827
              ],
              [
                699564.5770399697,
                5390498.010001596,
                1118.0778296488827
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:48:50+00:00",
        "end_time": "2018-10-11T19:40:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2911404,
            48.63517051,
            1118.07783,
            -120.2692808,
            48.64967111,
            1642.55783
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29114037706155,
                  48.63566913050518,
                  1118.0778296488827
                ],
                [
                  -120.29038990635266,
                  48.64967110556134,
                  1118.0778296488827
                ],
                [
                  -120.26928075281546,
                  48.64917224018983,
                  1642.5578296488827
                ],
                [
                  -120.27003705240713,
                  48.635170509256746,
                  1642.5578296488827
                ],
                [
                  -120.29114037706155,
                  48.63566913050518,
                  1118.0778296488827
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:48:50Z",
            "pc:count": 42250377,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700345.2663,
                "count": 42250377,
                "maximum": 701121.117,
                "minimum": 699564.577,
                "name": "X",
                "position": 0,
                "stddev": 416.9836035,
                "variance": 173875.3256
              },
              {
                "average": 5391286.348,
                "count": 42250377,
                "maximum": 5392056.19,
                "minimum": 5390498.01,
                "name": "Y",
                "position": 1,
                "stddev": 432.9991066,
                "variance": 187488.2263
              },
              {
                "average": 1381.77306,
                "count": 42250377,
                "maximum": 1642.55783,
                "minimum": 1118.07783,
                "name": "Z",
                "position": 2,
                "stddev": 108.7301226,
                "variance": 11822.23956
              },
              {
                "average": 540.067162,
                "count": 42250377,
                "maximum": 4095,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 380.6499853,
                "variance": 144894.4113
              },
              {
                "average": 1.56114794,
                "count": 42250377,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8063088028,
                "variance": 0.6501338855
              },
              {
                "average": 2.12231898,
                "count": 42250377,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.036554508,
                "variance": 1.074445248
              },
              {
                "average": 0.4964394519,
                "count": 42250377,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873283,
                "variance": 0.2499873284
              },
              {
                "average": 0.0002451812442,
                "count": 42250377,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01565634492,
                "variance": 0.0002451211361
              },
              {
                "average": 1.276372161,
                "count": 42250377,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.507857242,
                "variance": 0.2579189783
              },
              {
                "average": 1.358036448,
                "count": 42250377,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.18221763,
                "variance": 125.0419912
              },
              {
                "average": 0,
                "count": 42250377,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.2942615,
                "count": 42250377,
                "maximum": 148,
                "minimum": 139,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.081586465,
                "variance": 4.333002211
              },
              {
                "average": 223324345.4,
                "count": 42250377,
                "maximum": 223326130.7,
                "minimum": 223322023.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1010.259257,
                "variance": 1020623.767
              },
              {
                "average": 0,
                "count": 42250377,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42250377,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42250377,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42250377,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42250377,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699564.577,
              5390498.01,
              1118.07783,
              701121.117,
              5392056.19,
              1642.55783
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699564.5770399697,
                    5390498.010001596,
                    1118.0778296488827
                  ],
                  [
                    699564.5770399697,
                    5392056.190001596,
                    1118.0778296488827
                  ],
                  [
                    701121.1170399698,
                    5392056.190001596,
                    1642.5578296488827
                  ],
                  [
                    701121.1170399698,
                    5390498.010001596,
                    1642.5578296488827
                  ],
                  [
                    699564.5770399697,
                    5390498.010001596,
                    1118.0778296488827
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:48:50+00:00",
            "end_time": "2018-10-11T19:40:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2505263604463,
              48.64925760113894,
              870.2197368607789
            ],
            [
              -120.24976417503166,
              48.6632610460268,
              870.2197368607789
            ],
            [
              -120.22864626805175,
              48.662754539445416,
              1265.3997368607788
            ],
            [
              -120.22941428777798,
              48.64875134246114,
              1265.3997368607788
            ],
            [
              -120.2505263604463,
              48.64925760113894,
              870.2197368607789
            ]
          ]
        ]
      },
      "bbox": [
        -120.2505264,
        48.64875134,
        870.2197369,
        -120.2286463,
        48.66326105,
        1265.399737
      ],
      "properties": {
        "datetime": "2018-07-21T20:00:16Z",
        "pc:count": 65692397,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703284.7217,
            "count": 65692397,
            "maximum": 704058.7474,
            "minimum": 702501.9274,
            "name": "X",
            "position": 0,
            "stddev": 437.2338302,
            "variance": 191173.4223
          },
          {
            "average": 5392914.524,
            "count": 65692397,
            "maximum": 5393673.699,
            "minimum": 5392115.299,
            "name": "Y",
            "position": 1,
            "stddev": 426.0271114,
            "variance": 181499.0996
          },
          {
            "average": 985.8441777,
            "count": 65692397,
            "maximum": 1265.399737,
            "minimum": 870.2197369,
            "name": "Z",
            "position": 2,
            "stddev": 101.9391806,
            "variance": 10391.59655
          },
          {
            "average": 465.8533859,
            "count": 65692397,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 344.5473065,
            "variance": 118712.8464
          },
          {
            "average": 1.563193074,
            "count": 65692397,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7867926023,
            "variance": 0.6190425991
          },
          {
            "average": 2.126642662,
            "count": 65692397,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9883960994,
            "variance": 0.9769268492
          },
          {
            "average": 0.4966097827,
            "count": 65692397,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885101,
            "variance": 0.2499885102
          },
          {
            "average": 0.0002675956549,
            "count": 65692397,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0163561625,
            "variance": 0.0002675240516
          },
          {
            "average": 1.208685763,
            "count": 65692397,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4425921675,
            "variance": 0.1958878267
          },
          {
            "average": 0.02174868838,
            "count": 65692397,
            "maximum": 21,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.15308275,
            "variance": 124.3912548
          },
          {
            "average": 0,
            "count": 65692397,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 48.49154121,
            "count": 65692397,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.21454275,
            "variance": 4384.365672
          },
          {
            "average": 216223163.8,
            "count": 65692397,
            "maximum": 216238416.3,
            "minimum": 216175759.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24110.17753,
            "variance": 581300660.5
          },
          {
            "average": 0,
            "count": 65692397,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65692397,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65692397,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65692397,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65692397,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702501.9274,
          5392115.299,
          870.2197369,
          704058.7474,
          5393673.699,
          1265.399737
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702501.9273913655,
                5392115.298867644,
                870.2197368607789
              ],
              [
                702501.9273913655,
                5393673.698867644,
                870.2197368607789
              ],
              [
                704058.7473913656,
                5393673.698867644,
                1265.3997368607788
              ],
              [
                704058.7473913656,
                5392115.298867644,
                1265.3997368607788
              ],
              [
                702501.9273913655,
                5392115.298867644,
                870.2197368607789
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:00:16+00:00",
        "end_time": "2018-07-21T02:35:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2505264,
            48.64875134,
            870.2197369,
            -120.2286463,
            48.66326105,
            1265.399737
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2505263604463,
                  48.64925760113894,
                  870.2197368607789
                ],
                [
                  -120.24976417503166,
                  48.6632610460268,
                  870.2197368607789
                ],
                [
                  -120.22864626805175,
                  48.662754539445416,
                  1265.3997368607788
                ],
                [
                  -120.22941428777798,
                  48.64875134246114,
                  1265.3997368607788
                ],
                [
                  -120.2505263604463,
                  48.64925760113894,
                  870.2197368607789
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:00:16Z",
            "pc:count": 65692397,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703284.7217,
                "count": 65692397,
                "maximum": 704058.7474,
                "minimum": 702501.9274,
                "name": "X",
                "position": 0,
                "stddev": 437.2338302,
                "variance": 191173.4223
              },
              {
                "average": 5392914.524,
                "count": 65692397,
                "maximum": 5393673.699,
                "minimum": 5392115.299,
                "name": "Y",
                "position": 1,
                "stddev": 426.0271114,
                "variance": 181499.0996
              },
              {
                "average": 985.8441777,
                "count": 65692397,
                "maximum": 1265.399737,
                "minimum": 870.2197369,
                "name": "Z",
                "position": 2,
                "stddev": 101.9391806,
                "variance": 10391.59655
              },
              {
                "average": 465.8533859,
                "count": 65692397,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 344.5473065,
                "variance": 118712.8464
              },
              {
                "average": 1.563193074,
                "count": 65692397,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7867926023,
                "variance": 0.6190425991
              },
              {
                "average": 2.126642662,
                "count": 65692397,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9883960994,
                "variance": 0.9769268492
              },
              {
                "average": 0.4966097827,
                "count": 65692397,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885101,
                "variance": 0.2499885102
              },
              {
                "average": 0.0002675956549,
                "count": 65692397,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0163561625,
                "variance": 0.0002675240516
              },
              {
                "average": 1.208685763,
                "count": 65692397,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4425921675,
                "variance": 0.1958878267
              },
              {
                "average": 0.02174868838,
                "count": 65692397,
                "maximum": 21,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.15308275,
                "variance": 124.3912548
              },
              {
                "average": 0,
                "count": 65692397,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 48.49154121,
                "count": 65692397,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.21454275,
                "variance": 4384.365672
              },
              {
                "average": 216223163.8,
                "count": 65692397,
                "maximum": 216238416.3,
                "minimum": 216175759.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24110.17753,
                "variance": 581300660.5
              },
              {
                "average": 0,
                "count": 65692397,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65692397,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65692397,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65692397,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65692397,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702501.9274,
              5392115.299,
              870.2197369,
              704058.7474,
              5393673.699,
              1265.399737
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702501.9273913655,
                    5392115.298867644,
                    870.2197368607789
                  ],
                  [
                    702501.9273913655,
                    5393673.698867644,
                    870.2197368607789
                  ],
                  [
                    704058.7473913656,
                    5393673.698867644,
                    1265.3997368607788
                  ],
                  [
                    704058.7473913656,
                    5392115.298867644,
                    1265.3997368607788
                  ],
                  [
                    702501.9273913655,
                    5392115.298867644,
                    870.2197368607789
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:00:16+00:00",
            "end_time": "2018-07-21T02:35:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33241020454922,
              48.73004386821391,
              1674.3942889269292
            ],
            [
              -120.33166856092072,
              48.74404878301898,
              1674.3942889269292
            ],
            [
              -120.31051864786635,
              48.7435567625548,
              2498.2742889269293
            ],
            [
              -120.31126615275704,
              48.729552088677906,
              2498.2742889269293
            ],
            [
              -120.33241020454922,
              48.73004386821391,
              1674.3942889269292
            ]
          ]
        ]
      },
      "bbox": [
        -120.3324102,
        48.72955209,
        1674.394289,
        -120.3105186,
        48.74404878,
        2498.274289
      ],
      "properties": {
        "datetime": "2018-10-11T19:17:58Z",
        "pc:count": 30303003,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696974.3883,
            "count": 30303003,
            "maximum": 697713.9891,
            "minimum": 696157.4091,
            "name": "X",
            "position": 0,
            "stddev": 433.7672224,
            "variance": 188154.0033
          },
          {
            "average": 5401692.882,
            "count": 30303003,
            "maximum": 5402438.521,
            "minimum": 5400880.041,
            "name": "Y",
            "position": 1,
            "stddev": 436.5651598,
            "variance": 190589.1388
          },
          {
            "average": 2074.219904,
            "count": 30303003,
            "maximum": 2498.274289,
            "minimum": 1674.394289,
            "name": "Z",
            "position": 2,
            "stddev": 197.0842782,
            "variance": 38842.21271
          },
          {
            "average": 1034.810748,
            "count": 30303003,
            "maximum": 4095,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 665.6536905,
            "variance": 443094.8356
          },
          {
            "average": 1.197108617,
            "count": 30303003,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5264845887,
            "variance": 0.2771860222
          },
          {
            "average": 1.394158955,
            "count": 30303003,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7717166749,
            "variance": 0.5955466263
          },
          {
            "average": 0.4968663997,
            "count": 30303003,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901887,
            "variance": 0.2499901888
          },
          {
            "average": 0.0002938982648,
            "count": 30303003,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01714094217,
            "variance": 0.0002938118983
          },
          {
            "average": 1.369305247,
            "count": 30303003,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5380843782,
            "variance": 0.289534798
          },
          {
            "average": -1.096463663,
            "count": 30303003,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.39218979,
            "variance": 179.3507472
          },
          {
            "average": 0,
            "count": 30303003,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.9318087,
            "count": 30303003,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.984610315,
            "variance": 3.938678103
          },
          {
            "average": 223319157,
            "count": 30303003,
            "maximum": 223320678.3,
            "minimum": 223316596.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 997.1005121,
            "variance": 994209.4312
          },
          {
            "average": 0,
            "count": 30303003,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30303003,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30303003,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30303003,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30303003,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696157.4091,
          5400880.041,
          1674.394289,
          697713.9891,
          5402438.521,
          2498.274289
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696157.4090684936,
                5400880.040610343,
                1674.3942889269292
              ],
              [
                696157.4090684936,
                5402438.520610344,
                1674.3942889269292
              ],
              [
                697713.9890684937,
                5402438.520610344,
                2498.2742889269293
              ],
              [
                697713.9890684937,
                5400880.040610343,
                2498.2742889269293
              ],
              [
                696157.4090684936,
                5400880.040610343,
                1674.3942889269292
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:17:58+00:00",
        "end_time": "2018-10-11T18:09:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3324102,
            48.72955209,
            1674.394289,
            -120.3105186,
            48.74404878,
            2498.274289
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33241020454922,
                  48.73004386821391,
                  1674.3942889269292
                ],
                [
                  -120.33166856092072,
                  48.74404878301898,
                  1674.3942889269292
                ],
                [
                  -120.31051864786635,
                  48.7435567625548,
                  2498.2742889269293
                ],
                [
                  -120.31126615275704,
                  48.729552088677906,
                  2498.2742889269293
                ],
                [
                  -120.33241020454922,
                  48.73004386821391,
                  1674.3942889269292
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:17:58Z",
            "pc:count": 30303003,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696974.3883,
                "count": 30303003,
                "maximum": 697713.9891,
                "minimum": 696157.4091,
                "name": "X",
                "position": 0,
                "stddev": 433.7672224,
                "variance": 188154.0033
              },
              {
                "average": 5401692.882,
                "count": 30303003,
                "maximum": 5402438.521,
                "minimum": 5400880.041,
                "name": "Y",
                "position": 1,
                "stddev": 436.5651598,
                "variance": 190589.1388
              },
              {
                "average": 2074.219904,
                "count": 30303003,
                "maximum": 2498.274289,
                "minimum": 1674.394289,
                "name": "Z",
                "position": 2,
                "stddev": 197.0842782,
                "variance": 38842.21271
              },
              {
                "average": 1034.810748,
                "count": 30303003,
                "maximum": 4095,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 665.6536905,
                "variance": 443094.8356
              },
              {
                "average": 1.197108617,
                "count": 30303003,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5264845887,
                "variance": 0.2771860222
              },
              {
                "average": 1.394158955,
                "count": 30303003,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7717166749,
                "variance": 0.5955466263
              },
              {
                "average": 0.4968663997,
                "count": 30303003,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901887,
                "variance": 0.2499901888
              },
              {
                "average": 0.0002938982648,
                "count": 30303003,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01714094217,
                "variance": 0.0002938118983
              },
              {
                "average": 1.369305247,
                "count": 30303003,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5380843782,
                "variance": 0.289534798
              },
              {
                "average": -1.096463663,
                "count": 30303003,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.39218979,
                "variance": 179.3507472
              },
              {
                "average": 0,
                "count": 30303003,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.9318087,
                "count": 30303003,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.984610315,
                "variance": 3.938678103
              },
              {
                "average": 223319157,
                "count": 30303003,
                "maximum": 223320678.3,
                "minimum": 223316596.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 997.1005121,
                "variance": 994209.4312
              },
              {
                "average": 0,
                "count": 30303003,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30303003,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30303003,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30303003,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30303003,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696157.4091,
              5400880.041,
              1674.394289,
              697713.9891,
              5402438.521,
              2498.274289
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696157.4090684936,
                    5400880.040610343,
                    1674.3942889269292
                  ],
                  [
                    696157.4090684936,
                    5402438.520610344,
                    1674.3942889269292
                  ],
                  [
                    697713.9890684937,
                    5402438.520610344,
                    2498.2742889269293
                  ],
                  [
                    697713.9890684937,
                    5400880.040610343,
                    2498.2742889269293
                  ],
                  [
                    696157.4090684936,
                    5400880.040610343,
                    1674.3942889269292
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:17:58+00:00",
            "end_time": "2018-10-11T18:09:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31116546021873,
              48.58163310916027,
              1224.3431464610317
            ],
            [
              -120.31042191746408,
              48.59563598641336,
              1224.3431464610317
            ],
            [
              -120.28933222460601,
              48.59514113685349,
              1729.9231464610316
            ],
            [
              -120.2900815803413,
              48.58113850171524,
              1729.9231464610316
            ],
            [
              -120.31116546021873,
              48.58163310916027,
              1224.3431464610317
            ]
          ]
        ]
      },
      "bbox": [
        -120.3111655,
        48.5811385,
        1224.343146,
        -120.2893322,
        48.59563599,
        1729.923146
      ],
      "properties": {
        "datetime": "2018-10-11T20:13:18Z",
        "pc:count": 47045688,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699103.301,
            "count": 47045688,
            "maximum": 699857.7811,
            "minimum": 698301.0411,
            "name": "X",
            "position": 0,
            "stddev": 438.3636139,
            "variance": 192162.658
          },
          {
            "average": 5385247.687,
            "count": 47045688,
            "maximum": 5385998.37,
            "minimum": 5384440.13,
            "name": "Y",
            "position": 1,
            "stddev": 429.507341,
            "variance": 184476.556
          },
          {
            "average": 1498.243882,
            "count": 47045688,
            "maximum": 1729.923146,
            "minimum": 1224.343146,
            "name": "Z",
            "position": 2,
            "stddev": 108.9912316,
            "variance": 11879.08857
          },
          {
            "average": 554.8798598,
            "count": 47045688,
            "maximum": 2781,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 404.8331117,
            "variance": 163889.8484
          },
          {
            "average": 1.661736672,
            "count": 47045688,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8778794065,
            "variance": 0.7706722523
          },
          {
            "average": 2.32386779,
            "count": 47045688,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.101150014,
            "variance": 1.212531354
          },
          {
            "average": 0.4963157516,
            "count": 47045688,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999864314,
            "variance": 0.2499864316
          },
          {
            "average": 0.0002828952145,
            "count": 47045688,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01681711006,
            "variance": 0.0002828151909
          },
          {
            "average": 1.25496951,
            "count": 47045688,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.499717044,
            "variance": 0.2497171241
          },
          {
            "average": -0.6762169684,
            "count": 47045688,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.77156211,
            "variance": 138.5696745
          },
          {
            "average": 0,
            "count": 47045688,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.6181703,
            "count": 47045688,
            "maximum": 143,
            "minimum": 135,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.041481951,
            "variance": 4.167648555
          },
          {
            "average": 223321733.3,
            "count": 47045688,
            "maximum": 223323998.3,
            "minimum": 223319940.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1014.229055,
            "variance": 1028660.576
          },
          {
            "average": 0,
            "count": 47045688,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47045688,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47045688,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47045688,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47045688,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698301.0411,
          5384440.13,
          1224.343146,
          699857.7811,
          5385998.37,
          1729.923146
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698301.0410745237,
                5384440.1298964685,
                1224.3431464610317
              ],
              [
                698301.0410745237,
                5385998.369896469,
                1224.3431464610317
              ],
              [
                699857.7810745237,
                5385998.369896469,
                1729.9231464610316
              ],
              [
                699857.7810745237,
                5384440.1298964685,
                1729.9231464610316
              ],
              [
                698301.0410745237,
                5384440.1298964685,
                1224.3431464610317
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:13:18+00:00",
        "end_time": "2018-10-11T19:05:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3111655,
            48.5811385,
            1224.343146,
            -120.2893322,
            48.59563599,
            1729.923146
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31116546021873,
                  48.58163310916027,
                  1224.3431464610317
                ],
                [
                  -120.31042191746408,
                  48.59563598641336,
                  1224.3431464610317
                ],
                [
                  -120.28933222460601,
                  48.59514113685349,
                  1729.9231464610316
                ],
                [
                  -120.2900815803413,
                  48.58113850171524,
                  1729.9231464610316
                ],
                [
                  -120.31116546021873,
                  48.58163310916027,
                  1224.3431464610317
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:13:18Z",
            "pc:count": 47045688,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699103.301,
                "count": 47045688,
                "maximum": 699857.7811,
                "minimum": 698301.0411,
                "name": "X",
                "position": 0,
                "stddev": 438.3636139,
                "variance": 192162.658
              },
              {
                "average": 5385247.687,
                "count": 47045688,
                "maximum": 5385998.37,
                "minimum": 5384440.13,
                "name": "Y",
                "position": 1,
                "stddev": 429.507341,
                "variance": 184476.556
              },
              {
                "average": 1498.243882,
                "count": 47045688,
                "maximum": 1729.923146,
                "minimum": 1224.343146,
                "name": "Z",
                "position": 2,
                "stddev": 108.9912316,
                "variance": 11879.08857
              },
              {
                "average": 554.8798598,
                "count": 47045688,
                "maximum": 2781,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 404.8331117,
                "variance": 163889.8484
              },
              {
                "average": 1.661736672,
                "count": 47045688,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8778794065,
                "variance": 0.7706722523
              },
              {
                "average": 2.32386779,
                "count": 47045688,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.101150014,
                "variance": 1.212531354
              },
              {
                "average": 0.4963157516,
                "count": 47045688,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999864314,
                "variance": 0.2499864316
              },
              {
                "average": 0.0002828952145,
                "count": 47045688,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01681711006,
                "variance": 0.0002828151909
              },
              {
                "average": 1.25496951,
                "count": 47045688,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.499717044,
                "variance": 0.2497171241
              },
              {
                "average": -0.6762169684,
                "count": 47045688,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.77156211,
                "variance": 138.5696745
              },
              {
                "average": 0,
                "count": 47045688,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.6181703,
                "count": 47045688,
                "maximum": 143,
                "minimum": 135,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.041481951,
                "variance": 4.167648555
              },
              {
                "average": 223321733.3,
                "count": 47045688,
                "maximum": 223323998.3,
                "minimum": 223319940.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1014.229055,
                "variance": 1028660.576
              },
              {
                "average": 0,
                "count": 47045688,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47045688,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47045688,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47045688,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47045688,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698301.0411,
              5384440.13,
              1224.343146,
              699857.7811,
              5385998.37,
              1729.923146
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698301.0410745237,
                    5384440.1298964685,
                    1224.3431464610317
                  ],
                  [
                    698301.0410745237,
                    5385998.369896469,
                    1224.3431464610317
                  ],
                  [
                    699857.7810745237,
                    5385998.369896469,
                    1729.9231464610316
                  ],
                  [
                    699857.7810745237,
                    5384440.1298964685,
                    1729.9231464610316
                  ],
                  [
                    698301.0410745237,
                    5384440.1298964685,
                    1224.3431464610317
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:13:18+00:00",
            "end_time": "2018-10-11T19:05:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20888161783469,
              48.40641551857766,
              672.6549480889572
            ],
            [
              -120.20811465501463,
              48.42041564888384,
              672.6549480889572
            ],
            [
              -120.18709692050753,
              48.41990338322502,
              1061.3549480889571
            ],
            [
              -120.18786963864976,
              48.40590350331503,
              1061.3549480889571
            ],
            [
              -120.20888161783469,
              48.40641551857766,
              672.6549480889572
            ]
          ]
        ]
      },
      "bbox": [
        -120.2088816,
        48.4059035,
        672.6549481,
        -120.1870969,
        48.42041565,
        1061.354948
      ],
      "properties": {
        "datetime": "2018-07-21T02:18:42Z",
        "pc:count": 37964258,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707343.7884,
            "count": 37964258,
            "maximum": 708111.6367,
            "minimum": 706554.7167,
            "name": "X",
            "position": 0,
            "stddev": 431.3206216,
            "variance": 186037.4786
          },
          {
            "average": 5366022.379,
            "count": 37964258,
            "maximum": 5366795.255,
            "minimum": 5365237.235,
            "name": "Y",
            "position": 1,
            "stddev": 424.2853853,
            "variance": 180018.0882
          },
          {
            "average": 782.5637685,
            "count": 37964258,
            "maximum": 1061.354948,
            "minimum": 672.6549481,
            "name": "Z",
            "position": 2,
            "stddev": 74.028556,
            "variance": 5480.227103
          },
          {
            "average": 1170.115481,
            "count": 37964258,
            "maximum": 4095,
            "minimum": 71,
            "name": "Intensity",
            "position": 3,
            "stddev": 387.5582349,
            "variance": 150201.3854
          },
          {
            "average": 1.079385668,
            "count": 37964258,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3291886893,
            "variance": 0.1083651932
          },
          {
            "average": 1.158769915,
            "count": 37964258,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4892935425,
            "variance": 0.2394081707
          },
          {
            "average": 0.495928776,
            "count": 37964258,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999834314,
            "variance": 0.2499834317
          },
          {
            "average": 0.0002853736796,
            "count": 37964258,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01689059647,
            "variance": 0.000285292249
          },
          {
            "average": 1.545119254,
            "count": 37964258,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5222044846,
            "variance": 0.2726975237
          },
          {
            "average": -0.3486494392,
            "count": 37964258,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.986686455,
            "variance": 99.73390635
          },
          {
            "average": 0,
            "count": 37964258,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.1075581,
            "count": 37964258,
            "maximum": 172,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.609199948,
            "variance": 6.807924366
          },
          {
            "average": 216171315.1,
            "count": 37964258,
            "maximum": 216174722.3,
            "minimum": 216168683.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1292.103546,
            "variance": 1669531.574
          },
          {
            "average": 0,
            "count": 37964258,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37964258,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37964258,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37964258,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37964258,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706554.7167,
          5365237.235,
          672.6549481,
          708111.6367,
          5366795.255,
          1061.354948
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706554.7166782892,
                5365237.235335307,
                672.6549480889572
              ],
              [
                706554.7166782892,
                5366795.255335307,
                672.6549480889572
              ],
              [
                708111.6366782892,
                5366795.255335307,
                1061.3549480889571
              ],
              [
                708111.6366782892,
                5365237.235335307,
                1061.3549480889571
              ],
              [
                706554.7166782892,
                5365237.235335307,
                672.6549480889572
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:18:42+00:00",
        "end_time": "2018-07-21T00:38:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2088816,
            48.4059035,
            672.6549481,
            -120.1870969,
            48.42041565,
            1061.354948
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20888161783469,
                  48.40641551857766,
                  672.6549480889572
                ],
                [
                  -120.20811465501463,
                  48.42041564888384,
                  672.6549480889572
                ],
                [
                  -120.18709692050753,
                  48.41990338322502,
                  1061.3549480889571
                ],
                [
                  -120.18786963864976,
                  48.40590350331503,
                  1061.3549480889571
                ],
                [
                  -120.20888161783469,
                  48.40641551857766,
                  672.6549480889572
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:18:42Z",
            "pc:count": 37964258,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707343.7884,
                "count": 37964258,
                "maximum": 708111.6367,
                "minimum": 706554.7167,
                "name": "X",
                "position": 0,
                "stddev": 431.3206216,
                "variance": 186037.4786
              },
              {
                "average": 5366022.379,
                "count": 37964258,
                "maximum": 5366795.255,
                "minimum": 5365237.235,
                "name": "Y",
                "position": 1,
                "stddev": 424.2853853,
                "variance": 180018.0882
              },
              {
                "average": 782.5637685,
                "count": 37964258,
                "maximum": 1061.354948,
                "minimum": 672.6549481,
                "name": "Z",
                "position": 2,
                "stddev": 74.028556,
                "variance": 5480.227103
              },
              {
                "average": 1170.115481,
                "count": 37964258,
                "maximum": 4095,
                "minimum": 71,
                "name": "Intensity",
                "position": 3,
                "stddev": 387.5582349,
                "variance": 150201.3854
              },
              {
                "average": 1.079385668,
                "count": 37964258,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3291886893,
                "variance": 0.1083651932
              },
              {
                "average": 1.158769915,
                "count": 37964258,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4892935425,
                "variance": 0.2394081707
              },
              {
                "average": 0.495928776,
                "count": 37964258,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999834314,
                "variance": 0.2499834317
              },
              {
                "average": 0.0002853736796,
                "count": 37964258,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01689059647,
                "variance": 0.000285292249
              },
              {
                "average": 1.545119254,
                "count": 37964258,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5222044846,
                "variance": 0.2726975237
              },
              {
                "average": -0.3486494392,
                "count": 37964258,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.986686455,
                "variance": 99.73390635
              },
              {
                "average": 0,
                "count": 37964258,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.1075581,
                "count": 37964258,
                "maximum": 172,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.609199948,
                "variance": 6.807924366
              },
              {
                "average": 216171315.1,
                "count": 37964258,
                "maximum": 216174722.3,
                "minimum": 216168683.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1292.103546,
                "variance": 1669531.574
              },
              {
                "average": 0,
                "count": 37964258,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37964258,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37964258,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37964258,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37964258,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706554.7167,
              5365237.235,
              672.6549481,
              708111.6367,
              5366795.255,
              1061.354948
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706554.7166782892,
                    5365237.235335307,
                    672.6549480889572
                  ],
                  [
                    706554.7166782892,
                    5366795.255335307,
                    672.6549480889572
                  ],
                  [
                    708111.6366782892,
                    5366795.255335307,
                    1061.3549480889571
                  ],
                  [
                    708111.6366782892,
                    5365237.235335307,
                    1061.3549480889571
                  ],
                  [
                    706554.7166782892,
                    5365237.235335307,
                    672.6549480889572
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:18:42+00:00",
            "end_time": "2018-07-21T00:38:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27114562471857,
              48.703201666707415,
              1016.0261972181926
            ],
            [
              -120.27038772512537,
              48.71720504164632,
              1016.0261972181926
            ],
            [
              -120.24924823977612,
              48.71670193478674,
              1634.2061972181928
            ],
            [
              -120.25001199095112,
              48.702698806146984,
              1634.2061972181928
            ],
            [
              -120.27114562471857,
              48.703201666707415,
              1016.0261972181926
            ]
          ]
        ]
      },
      "bbox": [
        -120.2711456,
        48.70269881,
        1016.026197,
        -120.2492482,
        48.71720504,
        1634.206197
      ],
      "properties": {
        "datetime": "2018-10-11T21:14:53Z",
        "pc:count": 55437004,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701566.4451,
            "count": 55437004,
            "maximum": 702325.5517,
            "minimum": 700768.8317,
            "name": "X",
            "position": 0,
            "stddev": 428.4295642,
            "variance": 183551.8914
          },
          {
            "average": 5398848.122,
            "count": 55437004,
            "maximum": 5399614.643,
            "minimum": 5398056.263,
            "name": "Y",
            "position": 1,
            "stddev": 439.592362,
            "variance": 193241.4447
          },
          {
            "average": 1363.757714,
            "count": 55437004,
            "maximum": 1634.206197,
            "minimum": 1016.026197,
            "name": "Z",
            "position": 2,
            "stddev": 143.1935666,
            "variance": 20504.3975
          },
          {
            "average": 517.7625589,
            "count": 55437004,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 413.4073058,
            "variance": 170905.6004
          },
          {
            "average": 1.679174924,
            "count": 55437004,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8704567211,
            "variance": 0.7576949034
          },
          {
            "average": 2.35761377,
            "count": 55437004,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.064066191,
            "variance": 1.132236859
          },
          {
            "average": 0.4966531561,
            "count": 55437004,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499988803,
            "variance": 0.2499888031
          },
          {
            "average": 0.0002809675646,
            "count": 55437004,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0167597323,
            "variance": 0.0002808886268
          },
          {
            "average": 1.194150283,
            "count": 55437004,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4424417733,
            "variance": 0.1957547227
          },
          {
            "average": -0.6134842474,
            "count": 55437004,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.98467497,
            "variance": 143.6324341
          },
          {
            "average": 0,
            "count": 55437004,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 97.97839335,
            "count": 55437004,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.02154246,
            "variance": 4098.757899
          },
          {
            "average": 220591846,
            "count": 55437004,
            "maximum": 223327693.6,
            "minimum": 216235080,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3450854.073,
            "variance": 11908393830000.0
          },
          {
            "average": 0,
            "count": 55437004,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55437004,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55437004,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55437004,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55437004,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700768.8317,
          5398056.263,
          1016.026197,
          702325.5517,
          5399614.643,
          1634.206197
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700768.8317083247,
                5398056.26313706,
                1016.0261972181926
              ],
              [
                700768.8317083247,
                5399614.643137061,
                1016.0261972181926
              ],
              [
                702325.5517083247,
                5399614.643137061,
                1634.2061972181928
              ],
              [
                702325.5517083247,
                5398056.26313706,
                1634.2061972181928
              ],
              [
                700768.8317083247,
                5398056.26313706,
                1016.0261972181926
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:14:53+00:00",
        "end_time": "2018-07-21T19:04:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2711456,
            48.70269881,
            1016.026197,
            -120.2492482,
            48.71720504,
            1634.206197
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27114562471857,
                  48.703201666707415,
                  1016.0261972181926
                ],
                [
                  -120.27038772512537,
                  48.71720504164632,
                  1016.0261972181926
                ],
                [
                  -120.24924823977612,
                  48.71670193478674,
                  1634.2061972181928
                ],
                [
                  -120.25001199095112,
                  48.702698806146984,
                  1634.2061972181928
                ],
                [
                  -120.27114562471857,
                  48.703201666707415,
                  1016.0261972181926
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:14:53Z",
            "pc:count": 55437004,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701566.4451,
                "count": 55437004,
                "maximum": 702325.5517,
                "minimum": 700768.8317,
                "name": "X",
                "position": 0,
                "stddev": 428.4295642,
                "variance": 183551.8914
              },
              {
                "average": 5398848.122,
                "count": 55437004,
                "maximum": 5399614.643,
                "minimum": 5398056.263,
                "name": "Y",
                "position": 1,
                "stddev": 439.592362,
                "variance": 193241.4447
              },
              {
                "average": 1363.757714,
                "count": 55437004,
                "maximum": 1634.206197,
                "minimum": 1016.026197,
                "name": "Z",
                "position": 2,
                "stddev": 143.1935666,
                "variance": 20504.3975
              },
              {
                "average": 517.7625589,
                "count": 55437004,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 413.4073058,
                "variance": 170905.6004
              },
              {
                "average": 1.679174924,
                "count": 55437004,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8704567211,
                "variance": 0.7576949034
              },
              {
                "average": 2.35761377,
                "count": 55437004,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.064066191,
                "variance": 1.132236859
              },
              {
                "average": 0.4966531561,
                "count": 55437004,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499988803,
                "variance": 0.2499888031
              },
              {
                "average": 0.0002809675646,
                "count": 55437004,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0167597323,
                "variance": 0.0002808886268
              },
              {
                "average": 1.194150283,
                "count": 55437004,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4424417733,
                "variance": 0.1957547227
              },
              {
                "average": -0.6134842474,
                "count": 55437004,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.98467497,
                "variance": 143.6324341
              },
              {
                "average": 0,
                "count": 55437004,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 97.97839335,
                "count": 55437004,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.02154246,
                "variance": 4098.757899
              },
              {
                "average": 220591846,
                "count": 55437004,
                "maximum": 223327693.6,
                "minimum": 216235080,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3450854.073,
                "variance": 11908393830000.0
              },
              {
                "average": 0,
                "count": 55437004,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55437004,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55437004,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55437004,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55437004,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700768.8317,
              5398056.263,
              1016.026197,
              702325.5517,
              5399614.643,
              1634.206197
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700768.8317083247,
                    5398056.26313706,
                    1016.0261972181926
                  ],
                  [
                    700768.8317083247,
                    5399614.643137061,
                    1016.0261972181926
                  ],
                  [
                    702325.5517083247,
                    5399614.643137061,
                    1634.2061972181928
                  ],
                  [
                    702325.5517083247,
                    5398056.26313706,
                    1634.2061972181928
                  ],
                  [
                    700768.8317083247,
                    5398056.26313706,
                    1016.0261972181926
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:14:53+00:00",
            "end_time": "2018-07-21T19:04:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31037838548187,
              48.44668126801311,
              980.952185042032
            ],
            [
              -120.30963831288358,
              48.460681230804006,
              980.952185042032
            ],
            [
              -120.28860459556472,
              48.46018726063095,
              1514.1721850420322
            ],
            [
              -120.2893504369673,
              48.44618753933197,
              1514.1721850420322
            ],
            [
              -120.31037838548187,
              48.44668126801311,
              980.952185042032
            ]
          ]
        ]
      },
      "bbox": [
        -120.3103784,
        48.44618754,
        980.952185,
        -120.2886046,
        48.46068123,
        1514.172185
      ],
      "properties": {
        "datetime": "2018-10-11T20:09:28Z",
        "pc:count": 46531251,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699715.9842,
            "count": 46531251,
            "maximum": 700443.6508,
            "minimum": 698886.9108,
            "name": "X",
            "position": 0,
            "stddev": 453.579712,
            "variance": 205734.5551
          },
          {
            "average": 5370221.459,
            "count": 46531251,
            "maximum": 5371001.38,
            "minimum": 5369443.5,
            "name": "Y",
            "position": 1,
            "stddev": 436.9890974,
            "variance": 190959.4712
          },
          {
            "average": 1244.407716,
            "count": 46531251,
            "maximum": 1514.172185,
            "minimum": 980.952185,
            "name": "Z",
            "position": 2,
            "stddev": 108.0064186,
            "variance": 11665.38645
          },
          {
            "average": 540.1396811,
            "count": 46531251,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 366.6339186,
            "variance": 134420.4303
          },
          {
            "average": 1.552627953,
            "count": 46531251,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7768714039,
            "variance": 0.6035291783
          },
          {
            "average": 2.104847256,
            "count": 46531251,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9758776571,
            "variance": 0.9523372017
          },
          {
            "average": 0.4961376817,
            "count": 46531251,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999850876,
            "variance": 0.2499850879
          },
          {
            "average": 0.0003575661441,
            "count": 46531251,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01890603867,
            "variance": 0.0003574382982
          },
          {
            "average": 1.242925233,
            "count": 46531251,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4937189623,
            "variance": 0.2437584138
          },
          {
            "average": -0.2081431243,
            "count": 46531251,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.69375997,
            "variance": 136.7440223
          },
          {
            "average": 0,
            "count": 46531251,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 136.0255604,
            "count": 46531251,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 15.18835304,
            "variance": 230.6860681
          },
          {
            "average": 223271360,
            "count": 46531251,
            "maximum": 223323768.2,
            "minimum": 222115469.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 241372.8611,
            "variance": 58260858060.0
          },
          {
            "average": 0,
            "count": 46531251,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46531251,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46531251,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46531251,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46531251,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698886.9108,
          5369443.5,
          980.952185,
          700443.6508,
          5371001.38,
          1514.172185
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698886.9108450885,
                5369443.500336374,
                980.952185042032
              ],
              [
                698886.9108450885,
                5371001.380336375,
                980.952185042032
              ],
              [
                700443.6508450885,
                5371001.380336375,
                1514.1721850420322
              ],
              [
                700443.6508450885,
                5369443.500336374,
                1514.1721850420322
              ],
              [
                698886.9108450885,
                5369443.500336374,
                980.952185042032
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:09:28+00:00",
        "end_time": "2018-09-27T20:31:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3103784,
            48.44618754,
            980.952185,
            -120.2886046,
            48.46068123,
            1514.172185
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31037838548187,
                  48.44668126801311,
                  980.952185042032
                ],
                [
                  -120.30963831288358,
                  48.460681230804006,
                  980.952185042032
                ],
                [
                  -120.28860459556472,
                  48.46018726063095,
                  1514.1721850420322
                ],
                [
                  -120.2893504369673,
                  48.44618753933197,
                  1514.1721850420322
                ],
                [
                  -120.31037838548187,
                  48.44668126801311,
                  980.952185042032
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:09:28Z",
            "pc:count": 46531251,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699715.9842,
                "count": 46531251,
                "maximum": 700443.6508,
                "minimum": 698886.9108,
                "name": "X",
                "position": 0,
                "stddev": 453.579712,
                "variance": 205734.5551
              },
              {
                "average": 5370221.459,
                "count": 46531251,
                "maximum": 5371001.38,
                "minimum": 5369443.5,
                "name": "Y",
                "position": 1,
                "stddev": 436.9890974,
                "variance": 190959.4712
              },
              {
                "average": 1244.407716,
                "count": 46531251,
                "maximum": 1514.172185,
                "minimum": 980.952185,
                "name": "Z",
                "position": 2,
                "stddev": 108.0064186,
                "variance": 11665.38645
              },
              {
                "average": 540.1396811,
                "count": 46531251,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 366.6339186,
                "variance": 134420.4303
              },
              {
                "average": 1.552627953,
                "count": 46531251,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7768714039,
                "variance": 0.6035291783
              },
              {
                "average": 2.104847256,
                "count": 46531251,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9758776571,
                "variance": 0.9523372017
              },
              {
                "average": 0.4961376817,
                "count": 46531251,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999850876,
                "variance": 0.2499850879
              },
              {
                "average": 0.0003575661441,
                "count": 46531251,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01890603867,
                "variance": 0.0003574382982
              },
              {
                "average": 1.242925233,
                "count": 46531251,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4937189623,
                "variance": 0.2437584138
              },
              {
                "average": -0.2081431243,
                "count": 46531251,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.69375997,
                "variance": 136.7440223
              },
              {
                "average": 0,
                "count": 46531251,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 136.0255604,
                "count": 46531251,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 15.18835304,
                "variance": 230.6860681
              },
              {
                "average": 223271360,
                "count": 46531251,
                "maximum": 223323768.2,
                "minimum": 222115469.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 241372.8611,
                "variance": 58260858060.0
              },
              {
                "average": 0,
                "count": 46531251,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46531251,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46531251,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46531251,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46531251,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698886.9108,
              5369443.5,
              980.952185,
              700443.6508,
              5371001.38,
              1514.172185
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698886.9108450885,
                    5369443.500336374,
                    980.952185042032
                  ],
                  [
                    698886.9108450885,
                    5371001.380336375,
                    980.952185042032
                  ],
                  [
                    700443.6508450885,
                    5371001.380336375,
                    1514.1721850420322
                  ],
                  [
                    700443.6508450885,
                    5369443.500336374,
                    1514.1721850420322
                  ],
                  [
                    698886.9108450885,
                    5369443.500336374,
                    980.952185042032
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:09:28+00:00",
            "end_time": "2018-09-27T20:31:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2908465293409,
              48.58168337976597,
              1007.8406505763111
            ],
            [
              -120.2900973225395,
              48.5956869210523,
              1007.8406505763111
            ],
            [
              -120.26900877667278,
              48.59518836834571,
              1422.1606505763111
            ],
            [
              -120.26976379622813,
              48.581185070997634,
              1422.1606505763111
            ],
            [
              -120.2908465293409,
              48.58168337976597,
              1007.8406505763111
            ]
          ]
        ]
      },
      "bbox": [
        -120.2908465,
        48.58118507,
        1007.840651,
        -120.2690088,
        48.59568692,
        1422.160651
      ],
      "properties": {
        "datetime": "2018-10-11T21:18:26Z",
        "pc:count": 45725136,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700554.5598,
            "count": 45725136,
            "maximum": 701355.902,
            "minimum": 699799.222,
            "name": "X",
            "position": 0,
            "stddev": 421.2118259,
            "variance": 177419.4022
          },
          {
            "average": 5385274.296,
            "count": 45725136,
            "maximum": 5386057.027,
            "minimum": 5384498.687,
            "name": "Y",
            "position": 1,
            "stddev": 438.5331622,
            "variance": 192311.3344
          },
          {
            "average": 1218.582991,
            "count": 45725136,
            "maximum": 1422.160651,
            "minimum": 1007.840651,
            "name": "Z",
            "position": 2,
            "stddev": 84.39891628,
            "variance": 7123.177069
          },
          {
            "average": 532.8689113,
            "count": 45725136,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 402.8771829,
            "variance": 162310.0245
          },
          {
            "average": 1.616998559,
            "count": 45725136,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8159319293,
            "variance": 0.6657449133
          },
          {
            "average": 2.233686828,
            "count": 45725136,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9996815319,
            "variance": 0.9993631653
          },
          {
            "average": 0.4970065043,
            "count": 45725136,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910444,
            "variance": 0.2499910445
          },
          {
            "average": 0.0002692610909,
            "count": 45725136,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01640696789,
            "variance": 0.0002691885952
          },
          {
            "average": 1.251501887,
            "count": 45725136,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4891331429,
            "variance": 0.2392512315
          },
          {
            "average": 1.328867734,
            "count": 45725136,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.86942646,
            "variance": 118.1444316
          },
          {
            "average": 0,
            "count": 45725136,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 143.6918243,
            "count": 45725136,
            "maximum": 150,
            "minimum": 139,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.035688717,
            "variance": 4.144028553
          },
          {
            "average": 223324294.6,
            "count": 45725136,
            "maximum": 223327906.9,
            "minimum": 223321920.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1042.093462,
            "variance": 1085958.785
          },
          {
            "average": 0,
            "count": 45725136,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45725136,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45725136,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45725136,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45725136,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699799.222,
          5384498.687,
          1007.840651,
          701355.902,
          5386057.027,
          1422.160651
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699799.222049884,
                5384498.686632993,
                1007.8406505763111
              ],
              [
                699799.222049884,
                5386057.026632993,
                1007.8406505763111
              ],
              [
                701355.902049884,
                5386057.026632993,
                1422.1606505763111
              ],
              [
                701355.902049884,
                5384498.686632993,
                1422.1606505763111
              ],
              [
                699799.222049884,
                5384498.686632993,
                1007.8406505763111
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:18:26+00:00",
        "end_time": "2018-10-11T19:38:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2908465,
            48.58118507,
            1007.840651,
            -120.2690088,
            48.59568692,
            1422.160651
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2908465293409,
                  48.58168337976597,
                  1007.8406505763111
                ],
                [
                  -120.2900973225395,
                  48.5956869210523,
                  1007.8406505763111
                ],
                [
                  -120.26900877667278,
                  48.59518836834571,
                  1422.1606505763111
                ],
                [
                  -120.26976379622813,
                  48.581185070997634,
                  1422.1606505763111
                ],
                [
                  -120.2908465293409,
                  48.58168337976597,
                  1007.8406505763111
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:18:26Z",
            "pc:count": 45725136,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700554.5598,
                "count": 45725136,
                "maximum": 701355.902,
                "minimum": 699799.222,
                "name": "X",
                "position": 0,
                "stddev": 421.2118259,
                "variance": 177419.4022
              },
              {
                "average": 5385274.296,
                "count": 45725136,
                "maximum": 5386057.027,
                "minimum": 5384498.687,
                "name": "Y",
                "position": 1,
                "stddev": 438.5331622,
                "variance": 192311.3344
              },
              {
                "average": 1218.582991,
                "count": 45725136,
                "maximum": 1422.160651,
                "minimum": 1007.840651,
                "name": "Z",
                "position": 2,
                "stddev": 84.39891628,
                "variance": 7123.177069
              },
              {
                "average": 532.8689113,
                "count": 45725136,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 402.8771829,
                "variance": 162310.0245
              },
              {
                "average": 1.616998559,
                "count": 45725136,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8159319293,
                "variance": 0.6657449133
              },
              {
                "average": 2.233686828,
                "count": 45725136,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9996815319,
                "variance": 0.9993631653
              },
              {
                "average": 0.4970065043,
                "count": 45725136,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910444,
                "variance": 0.2499910445
              },
              {
                "average": 0.0002692610909,
                "count": 45725136,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01640696789,
                "variance": 0.0002691885952
              },
              {
                "average": 1.251501887,
                "count": 45725136,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4891331429,
                "variance": 0.2392512315
              },
              {
                "average": 1.328867734,
                "count": 45725136,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.86942646,
                "variance": 118.1444316
              },
              {
                "average": 0,
                "count": 45725136,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 143.6918243,
                "count": 45725136,
                "maximum": 150,
                "minimum": 139,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.035688717,
                "variance": 4.144028553
              },
              {
                "average": 223324294.6,
                "count": 45725136,
                "maximum": 223327906.9,
                "minimum": 223321920.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1042.093462,
                "variance": 1085958.785
              },
              {
                "average": 0,
                "count": 45725136,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45725136,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45725136,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45725136,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45725136,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699799.222,
              5384498.687,
              1007.840651,
              701355.902,
              5386057.027,
              1422.160651
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699799.222049884,
                    5384498.686632993,
                    1007.8406505763111
                  ],
                  [
                    699799.222049884,
                    5386057.026632993,
                    1007.8406505763111
                  ],
                  [
                    701355.902049884,
                    5386057.026632993,
                    1422.1606505763111
                  ],
                  [
                    701355.902049884,
                    5384498.686632993,
                    1422.1606505763111
                  ],
                  [
                    699799.222049884,
                    5384498.686632993,
                    1007.8406505763111
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:18:26+00:00",
            "end_time": "2018-10-11T19:38:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3323261032387,
              48.71654593779282,
              1773.8897089849304
            ],
            [
              -120.33158473095742,
              48.73055196294707,
              1773.8897089849304
            ],
            [
              -120.31043993709072,
              48.730060015449155,
              2439.40970898493
            ],
            [
              -120.31118716688648,
              48.71605423119137,
              2439.40970898493
            ],
            [
              -120.3323261032387,
              48.71654593779282,
              1773.8897089849304
            ]
          ]
        ]
      },
      "bbox": [
        -120.3323261,
        48.71605423,
        1773.889709,
        -120.3104399,
        48.73055196,
        2439.409709
      ],
      "properties": {
        "datetime": "2018-10-11T19:18:20Z",
        "pc:count": 34440522,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696989.6867,
            "count": 34440522,
            "maximum": 697772.7452,
            "minimum": 696216.1252,
            "name": "X",
            "position": 0,
            "stddev": 440.5471056,
            "variance": 194081.7522
          },
          {
            "average": 5400135.207,
            "count": 34440522,
            "maximum": 5400938.638,
            "minimum": 5399380.038,
            "name": "Y",
            "position": 1,
            "stddev": 421.6878314,
            "variance": 177820.6272
          },
          {
            "average": 2107.203228,
            "count": 34440522,
            "maximum": 2439.409709,
            "minimum": 1773.889709,
            "name": "Z",
            "position": 2,
            "stddev": 138.2746898,
            "variance": 19119.88984
          },
          {
            "average": 798.8196375,
            "count": 34440522,
            "maximum": 4095,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 595.6539054,
            "variance": 354803.575
          },
          {
            "average": 1.335635244,
            "count": 34440522,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7013594086,
            "variance": 0.4919050201
          },
          {
            "average": 1.671157191,
            "count": 34440522,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.01355943,
            "variance": 1.027302718
          },
          {
            "average": 0.4955733249,
            "count": 34440522,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999804114,
            "variance": 0.2499804118
          },
          {
            "average": 0.0003110289676,
            "count": 34440522,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01763327076,
            "variance": 0.0003109322376
          },
          {
            "average": 1.450305776,
            "count": 34440522,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5735260792,
            "variance": 0.3289321635
          },
          {
            "average": -0.7124301728,
            "count": 34440522,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.77536926,
            "variance": 189.7607983
          },
          {
            "average": 0,
            "count": 34440522,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.7822703,
            "count": 34440522,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.054970205,
            "variance": 4.222902544
          },
          {
            "average": 223319079.9,
            "count": 34440522,
            "maximum": 223320700.4,
            "minimum": 223316618.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1030.279987,
            "variance": 1061476.851
          },
          {
            "average": 0,
            "count": 34440522,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34440522,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34440522,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34440522,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34440522,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696216.1252,
          5399380.038,
          1773.889709,
          697772.7452,
          5400938.638,
          2439.409709
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696216.1252067847,
                5399380.038311419,
                1773.8897089849304
              ],
              [
                696216.1252067847,
                5400938.638311419,
                1773.8897089849304
              ],
              [
                697772.7452067848,
                5400938.638311419,
                2439.40970898493
              ],
              [
                697772.7452067848,
                5399380.038311419,
                2439.40970898493
              ],
              [
                696216.1252067847,
                5399380.038311419,
                1773.8897089849304
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:18:20+00:00",
        "end_time": "2018-10-11T18:10:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3323261,
            48.71605423,
            1773.889709,
            -120.3104399,
            48.73055196,
            2439.409709
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3323261032387,
                  48.71654593779282,
                  1773.8897089849304
                ],
                [
                  -120.33158473095742,
                  48.73055196294707,
                  1773.8897089849304
                ],
                [
                  -120.31043993709072,
                  48.730060015449155,
                  2439.40970898493
                ],
                [
                  -120.31118716688648,
                  48.71605423119137,
                  2439.40970898493
                ],
                [
                  -120.3323261032387,
                  48.71654593779282,
                  1773.8897089849304
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:18:20Z",
            "pc:count": 34440522,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696989.6867,
                "count": 34440522,
                "maximum": 697772.7452,
                "minimum": 696216.1252,
                "name": "X",
                "position": 0,
                "stddev": 440.5471056,
                "variance": 194081.7522
              },
              {
                "average": 5400135.207,
                "count": 34440522,
                "maximum": 5400938.638,
                "minimum": 5399380.038,
                "name": "Y",
                "position": 1,
                "stddev": 421.6878314,
                "variance": 177820.6272
              },
              {
                "average": 2107.203228,
                "count": 34440522,
                "maximum": 2439.409709,
                "minimum": 1773.889709,
                "name": "Z",
                "position": 2,
                "stddev": 138.2746898,
                "variance": 19119.88984
              },
              {
                "average": 798.8196375,
                "count": 34440522,
                "maximum": 4095,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 595.6539054,
                "variance": 354803.575
              },
              {
                "average": 1.335635244,
                "count": 34440522,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7013594086,
                "variance": 0.4919050201
              },
              {
                "average": 1.671157191,
                "count": 34440522,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.01355943,
                "variance": 1.027302718
              },
              {
                "average": 0.4955733249,
                "count": 34440522,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999804114,
                "variance": 0.2499804118
              },
              {
                "average": 0.0003110289676,
                "count": 34440522,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01763327076,
                "variance": 0.0003109322376
              },
              {
                "average": 1.450305776,
                "count": 34440522,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5735260792,
                "variance": 0.3289321635
              },
              {
                "average": -0.7124301728,
                "count": 34440522,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.77536926,
                "variance": 189.7607983
              },
              {
                "average": 0,
                "count": 34440522,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.7822703,
                "count": 34440522,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.054970205,
                "variance": 4.222902544
              },
              {
                "average": 223319079.9,
                "count": 34440522,
                "maximum": 223320700.4,
                "minimum": 223316618.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1030.279987,
                "variance": 1061476.851
              },
              {
                "average": 0,
                "count": 34440522,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34440522,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34440522,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34440522,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34440522,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696216.1252,
              5399380.038,
              1773.889709,
              697772.7452,
              5400938.638,
              2439.409709
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696216.1252067847,
                    5399380.038311419,
                    1773.8897089849304
                  ],
                  [
                    696216.1252067847,
                    5400938.638311419,
                    1773.8897089849304
                  ],
                  [
                    697772.7452067848,
                    5400938.638311419,
                    2439.40970898493
                  ],
                  [
                    697772.7452067848,
                    5399380.038311419,
                    2439.40970898493
                  ],
                  [
                    696216.1252067847,
                    5399380.038311419,
                    1773.8897089849304
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:18:20+00:00",
            "end_time": "2018-10-11T18:10:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29121565638066,
              48.64916669649255,
              1135.0606665752164
            ],
            [
              -120.29046479265914,
              48.66316971779042,
              1135.0606665752164
            ],
            [
              -120.26934891629655,
              48.662670737638294,
              1601.1606665752163
            ],
            [
              -120.27010561397286,
              48.648667960552835,
              1601.1606665752163
            ],
            [
              -120.29121565638066,
              48.64916669649255,
              1135.0606665752164
            ]
          ]
        ]
      },
      "bbox": [
        -120.2912157,
        48.64866796,
        1135.060667,
        -120.2693489,
        48.66316972,
        1601.160667
      ],
      "properties": {
        "datetime": "2018-10-11T20:49:13Z",
        "pc:count": 43515043,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700262.8519,
            "count": 43515043,
            "maximum": 701062.3769,
            "minimum": 699505.7569,
            "name": "X",
            "position": 0,
            "stddev": 432.1492114,
            "variance": 186752.9409
          },
          {
            "average": 5392784.195,
            "count": 43515043,
            "maximum": 5393556.268,
            "minimum": 5391997.968,
            "name": "Y",
            "position": 1,
            "stddev": 427.4836397,
            "variance": 182742.2622
          },
          {
            "average": 1359.414996,
            "count": 43515043,
            "maximum": 1601.160667,
            "minimum": 1135.060667,
            "name": "Z",
            "position": 2,
            "stddev": 86.5498633,
            "variance": 7490.878838
          },
          {
            "average": 545.591735,
            "count": 43515043,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 394.7892784,
            "variance": 155858.5743
          },
          {
            "average": 1.553811449,
            "count": 43515043,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8045327505,
            "variance": 0.6472729466
          },
          {
            "average": 2.107379533,
            "count": 43515043,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.039813391,
            "variance": 1.081211888
          },
          {
            "average": 0.495952032,
            "count": 43515043,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999836194,
            "variance": 0.2499836197
          },
          {
            "average": 0.0002837409583,
            "count": 43515043,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01684222241,
            "variance": 0.0002836604559
          },
          {
            "average": 1.293681636,
            "count": 43515043,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5122840611,
            "variance": 0.2624349593
          },
          {
            "average": 1.857211763,
            "count": 43515043,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.33159819,
            "variance": 128.4051177
          },
          {
            "average": 0,
            "count": 43515043,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.1512835,
            "count": 43515043,
            "maximum": 148,
            "minimum": 139,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.175167289,
            "variance": 4.731352735
          },
          {
            "average": 223324272.6,
            "count": 43515043,
            "maximum": 223326153.5,
            "minimum": 223322039.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1060.506798,
            "variance": 1124674.669
          },
          {
            "average": 0,
            "count": 43515043,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43515043,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43515043,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43515043,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43515043,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699505.7569,
          5391997.968,
          1135.060667,
          701062.3769,
          5393556.268,
          1601.160667
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699505.7568512838,
                5391997.968430869,
                1135.0606665752164
              ],
              [
                699505.7568512838,
                5393556.26843087,
                1135.0606665752164
              ],
              [
                701062.376851284,
                5393556.26843087,
                1601.1606665752163
              ],
              [
                701062.376851284,
                5391997.968430869,
                1601.1606665752163
              ],
              [
                699505.7568512838,
                5391997.968430869,
                1135.0606665752164
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:49:13+00:00",
        "end_time": "2018-10-11T19:40:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2912157,
            48.64866796,
            1135.060667,
            -120.2693489,
            48.66316972,
            1601.160667
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29121565638066,
                  48.64916669649255,
                  1135.0606665752164
                ],
                [
                  -120.29046479265914,
                  48.66316971779042,
                  1135.0606665752164
                ],
                [
                  -120.26934891629655,
                  48.662670737638294,
                  1601.1606665752163
                ],
                [
                  -120.27010561397286,
                  48.648667960552835,
                  1601.1606665752163
                ],
                [
                  -120.29121565638066,
                  48.64916669649255,
                  1135.0606665752164
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:49:13Z",
            "pc:count": 43515043,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700262.8519,
                "count": 43515043,
                "maximum": 701062.3769,
                "minimum": 699505.7569,
                "name": "X",
                "position": 0,
                "stddev": 432.1492114,
                "variance": 186752.9409
              },
              {
                "average": 5392784.195,
                "count": 43515043,
                "maximum": 5393556.268,
                "minimum": 5391997.968,
                "name": "Y",
                "position": 1,
                "stddev": 427.4836397,
                "variance": 182742.2622
              },
              {
                "average": 1359.414996,
                "count": 43515043,
                "maximum": 1601.160667,
                "minimum": 1135.060667,
                "name": "Z",
                "position": 2,
                "stddev": 86.5498633,
                "variance": 7490.878838
              },
              {
                "average": 545.591735,
                "count": 43515043,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 394.7892784,
                "variance": 155858.5743
              },
              {
                "average": 1.553811449,
                "count": 43515043,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8045327505,
                "variance": 0.6472729466
              },
              {
                "average": 2.107379533,
                "count": 43515043,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.039813391,
                "variance": 1.081211888
              },
              {
                "average": 0.495952032,
                "count": 43515043,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999836194,
                "variance": 0.2499836197
              },
              {
                "average": 0.0002837409583,
                "count": 43515043,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01684222241,
                "variance": 0.0002836604559
              },
              {
                "average": 1.293681636,
                "count": 43515043,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5122840611,
                "variance": 0.2624349593
              },
              {
                "average": 1.857211763,
                "count": 43515043,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.33159819,
                "variance": 128.4051177
              },
              {
                "average": 0,
                "count": 43515043,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.1512835,
                "count": 43515043,
                "maximum": 148,
                "minimum": 139,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.175167289,
                "variance": 4.731352735
              },
              {
                "average": 223324272.6,
                "count": 43515043,
                "maximum": 223326153.5,
                "minimum": 223322039.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1060.506798,
                "variance": 1124674.669
              },
              {
                "average": 0,
                "count": 43515043,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43515043,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43515043,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43515043,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43515043,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699505.7569,
              5391997.968,
              1135.060667,
              701062.3769,
              5393556.268,
              1601.160667
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699505.7568512838,
                    5391997.968430869,
                    1135.0606665752164
                  ],
                  [
                    699505.7568512838,
                    5393556.26843087,
                    1135.0606665752164
                  ],
                  [
                    701062.376851284,
                    5393556.26843087,
                    1601.1606665752163
                  ],
                  [
                    701062.376851284,
                    5391997.968430869,
                    1601.1606665752163
                  ],
                  [
                    699505.7568512838,
                    5391997.968430869,
                    1135.0606665752164
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:49:13+00:00",
            "end_time": "2018-10-11T19:40:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22890266638845,
              48.3524033965617,
              602.1859746296983
            ],
            [
              -120.22814267224602,
              48.36640335774459,
              602.1859746296983
            ],
            [
              -120.20714654167588,
              48.36589516648277,
              1039.9659746296984
            ],
            [
              -120.20791227441237,
              48.35189545364518,
              1039.9659746296984
            ],
            [
              -120.22890266638845,
              48.3524033965617,
              602.1859746296983
            ]
          ]
        ]
      },
      "bbox": [
        -120.2289027,
        48.35189545,
        602.1859746,
        -120.2071465,
        48.36640336,
        1039.965975
      ],
      "properties": {
        "datetime": "2018-07-21T18:46:37Z",
        "pc:count": 45194270,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706043.9329,
            "count": 45194270,
            "maximum": 706847.3547,
            "minimum": 705290.4147,
            "name": "X",
            "position": 0,
            "stddev": 448.9167369,
            "variance": 201526.2367
          },
          {
            "average": 5359985.208,
            "count": 45194270,
            "maximum": 5360738.573,
            "minimum": 5359180.613,
            "name": "Y",
            "position": 1,
            "stddev": 443.816154,
            "variance": 196972.7786
          },
          {
            "average": 810.9516217,
            "count": 45194270,
            "maximum": 1039.965975,
            "minimum": 602.1859746,
            "name": "Z",
            "position": 2,
            "stddev": 106.792271,
            "variance": 11404.58915
          },
          {
            "average": 827.8967417,
            "count": 45194270,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 435.1780757,
            "variance": 189379.9576
          },
          {
            "average": 1.286674439,
            "count": 45194270,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6039140421,
            "variance": 0.3647121702
          },
          {
            "average": 1.573342705,
            "count": 45194270,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8515737725,
            "variance": 0.7251778901
          },
          {
            "average": 0.4957942013,
            "count": 45194270,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999823165,
            "variance": 0.2499823168
          },
          {
            "average": 0.0002634183493,
            "count": 45194270,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01622803025,
            "variance": 0.0002633489659
          },
          {
            "average": 1.367386773,
            "count": 45194270,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5151797525,
            "variance": 0.2654101774
          },
          {
            "average": -0.5707606032,
            "count": 45194270,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.09964311,
            "variance": 102.0027909
          },
          {
            "average": 0,
            "count": 45194270,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 162.455835,
            "count": 45194270,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 38.19069802,
            "variance": 1458.529415
          },
          {
            "average": 216178420.5,
            "count": 45194270,
            "maximum": 216233997.2,
            "minimum": 216171202.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 14065.68603,
            "variance": 197843523.6
          },
          {
            "average": 0,
            "count": 45194270,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45194270,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45194270,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45194270,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45194270,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705290.4147,
          5359180.613,
          602.1859746,
          706847.3547,
          5360738.573,
          1039.965975
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705290.414742651,
                5359180.612529886,
                602.1859746296983
              ],
              [
                705290.414742651,
                5360738.572529887,
                602.1859746296983
              ],
              [
                706847.354742651,
                5360738.572529887,
                1039.9659746296984
              ],
              [
                706847.354742651,
                5359180.612529886,
                1039.9659746296984
              ],
              [
                705290.414742651,
                5359180.612529886,
                602.1859746296983
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:46:37+00:00",
        "end_time": "2018-07-21T01:20:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2289027,
            48.35189545,
            602.1859746,
            -120.2071465,
            48.36640336,
            1039.965975
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22890266638845,
                  48.3524033965617,
                  602.1859746296983
                ],
                [
                  -120.22814267224602,
                  48.36640335774459,
                  602.1859746296983
                ],
                [
                  -120.20714654167588,
                  48.36589516648277,
                  1039.9659746296984
                ],
                [
                  -120.20791227441237,
                  48.35189545364518,
                  1039.9659746296984
                ],
                [
                  -120.22890266638845,
                  48.3524033965617,
                  602.1859746296983
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:46:37Z",
            "pc:count": 45194270,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706043.9329,
                "count": 45194270,
                "maximum": 706847.3547,
                "minimum": 705290.4147,
                "name": "X",
                "position": 0,
                "stddev": 448.9167369,
                "variance": 201526.2367
              },
              {
                "average": 5359985.208,
                "count": 45194270,
                "maximum": 5360738.573,
                "minimum": 5359180.613,
                "name": "Y",
                "position": 1,
                "stddev": 443.816154,
                "variance": 196972.7786
              },
              {
                "average": 810.9516217,
                "count": 45194270,
                "maximum": 1039.965975,
                "minimum": 602.1859746,
                "name": "Z",
                "position": 2,
                "stddev": 106.792271,
                "variance": 11404.58915
              },
              {
                "average": 827.8967417,
                "count": 45194270,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 435.1780757,
                "variance": 189379.9576
              },
              {
                "average": 1.286674439,
                "count": 45194270,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6039140421,
                "variance": 0.3647121702
              },
              {
                "average": 1.573342705,
                "count": 45194270,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8515737725,
                "variance": 0.7251778901
              },
              {
                "average": 0.4957942013,
                "count": 45194270,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999823165,
                "variance": 0.2499823168
              },
              {
                "average": 0.0002634183493,
                "count": 45194270,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01622803025,
                "variance": 0.0002633489659
              },
              {
                "average": 1.367386773,
                "count": 45194270,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5151797525,
                "variance": 0.2654101774
              },
              {
                "average": -0.5707606032,
                "count": 45194270,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.09964311,
                "variance": 102.0027909
              },
              {
                "average": 0,
                "count": 45194270,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 162.455835,
                "count": 45194270,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 38.19069802,
                "variance": 1458.529415
              },
              {
                "average": 216178420.5,
                "count": 45194270,
                "maximum": 216233997.2,
                "minimum": 216171202.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 14065.68603,
                "variance": 197843523.6
              },
              {
                "average": 0,
                "count": 45194270,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45194270,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45194270,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45194270,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45194270,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705290.4147,
              5359180.613,
              602.1859746,
              706847.3547,
              5360738.573,
              1039.965975
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705290.414742651,
                    5359180.612529886,
                    602.1859746296983
                  ],
                  [
                    705290.414742651,
                    5360738.572529887,
                    602.1859746296983
                  ],
                  [
                    706847.354742651,
                    5360738.572529887,
                    1039.9659746296984
                  ],
                  [
                    706847.354742651,
                    5359180.612529886,
                    1039.9659746296984
                  ],
                  [
                    705290.414742651,
                    5359180.612529886,
                    602.1859746296983
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:46:37+00:00",
            "end_time": "2018-07-21T01:20:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18872460510846,
              48.43343836061027,
              530.6644968730334
            ],
            [
              -120.18795137467053,
              48.44743818351097,
              530.6644968730334
            ],
            [
              -120.16692150640162,
              48.44692198740749,
              632.2644968730333
            ],
            [
              -120.16770050064801,
              48.43292241684758,
              632.2644968730333
            ],
            [
              -120.18872460510846,
              48.43343836061027,
              530.6644968730334
            ]
          ]
        ]
      },
      "bbox": [
        -120.1887246,
        48.43292242,
        530.6644969,
        -120.1669215,
        48.44743818,
        632.2644969
      ],
      "properties": {
        "datetime": "2018-07-21T01:11:32Z",
        "pc:count": 38732980,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708709.694,
            "count": 38732980,
            "maximum": 709492.9839,
            "minimum": 707935.9639,
            "name": "X",
            "position": 0,
            "stddev": 438.2864769,
            "variance": 192095.0359
          },
          {
            "average": 5369063.295,
            "count": 38732980,
            "maximum": 5369853.105,
            "minimum": 5368295.085,
            "name": "Y",
            "position": 1,
            "stddev": 436.318821,
            "variance": 190374.1136
          },
          {
            "average": 564.5288096,
            "count": 38732980,
            "maximum": 632.2644969,
            "minimum": 530.6644969,
            "name": "Z",
            "position": 2,
            "stddev": 14.74895968,
            "variance": 217.5318117
          },
          {
            "average": 1150.549932,
            "count": 38732980,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 456.7060082,
            "variance": 208580.3779
          },
          {
            "average": 1.094364854,
            "count": 38732980,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3488274392,
            "variance": 0.1216805823
          },
          {
            "average": 1.188709389,
            "count": 38732980,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5115996615,
            "variance": 0.2617342137
          },
          {
            "average": 0.496744583,
            "count": 38732980,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999894086,
            "variance": 0.2499894087
          },
          {
            "average": 0.0002582811857,
            "count": 38732980,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01606905359,
            "variance": 0.0002582144832
          },
          {
            "average": 1.538421547,
            "count": 38732980,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5090065394,
            "variance": 0.2590876572
          },
          {
            "average": 0.3649535885,
            "count": 38732980,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.292139724,
            "variance": 86.34386065
          },
          {
            "average": 0,
            "count": 38732980,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.844071,
            "count": 38732980,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.674730385,
            "variance": 7.154182631
          },
          {
            "average": 216168082.7,
            "count": 38732980,
            "maximum": 216170692.1,
            "minimum": 216164899.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1421.385416,
            "variance": 2020336.5
          },
          {
            "average": 0,
            "count": 38732980,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38732980,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38732980,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38732980,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38732980,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707935.9639,
          5368295.085,
          530.6644969,
          709492.9839,
          5369853.105,
          632.2644969
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707935.9638551835,
                5368295.084856056,
                530.6644968730334
              ],
              [
                707935.9638551835,
                5369853.104856055,
                530.6644968730334
              ],
              [
                709492.9838551835,
                5369853.104856055,
                632.2644968730333
              ],
              [
                709492.9838551835,
                5368295.084856056,
                632.2644968730333
              ],
              [
                707935.9638551835,
                5368295.084856056,
                530.6644968730334
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:11:32+00:00",
        "end_time": "2018-07-20T23:34:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1887246,
            48.43292242,
            530.6644969,
            -120.1669215,
            48.44743818,
            632.2644969
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18872460510846,
                  48.43343836061027,
                  530.6644968730334
                ],
                [
                  -120.18795137467053,
                  48.44743818351097,
                  530.6644968730334
                ],
                [
                  -120.16692150640162,
                  48.44692198740749,
                  632.2644968730333
                ],
                [
                  -120.16770050064801,
                  48.43292241684758,
                  632.2644968730333
                ],
                [
                  -120.18872460510846,
                  48.43343836061027,
                  530.6644968730334
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:11:32Z",
            "pc:count": 38732980,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708709.694,
                "count": 38732980,
                "maximum": 709492.9839,
                "minimum": 707935.9639,
                "name": "X",
                "position": 0,
                "stddev": 438.2864769,
                "variance": 192095.0359
              },
              {
                "average": 5369063.295,
                "count": 38732980,
                "maximum": 5369853.105,
                "minimum": 5368295.085,
                "name": "Y",
                "position": 1,
                "stddev": 436.318821,
                "variance": 190374.1136
              },
              {
                "average": 564.5288096,
                "count": 38732980,
                "maximum": 632.2644969,
                "minimum": 530.6644969,
                "name": "Z",
                "position": 2,
                "stddev": 14.74895968,
                "variance": 217.5318117
              },
              {
                "average": 1150.549932,
                "count": 38732980,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 456.7060082,
                "variance": 208580.3779
              },
              {
                "average": 1.094364854,
                "count": 38732980,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3488274392,
                "variance": 0.1216805823
              },
              {
                "average": 1.188709389,
                "count": 38732980,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5115996615,
                "variance": 0.2617342137
              },
              {
                "average": 0.496744583,
                "count": 38732980,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999894086,
                "variance": 0.2499894087
              },
              {
                "average": 0.0002582811857,
                "count": 38732980,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01606905359,
                "variance": 0.0002582144832
              },
              {
                "average": 1.538421547,
                "count": 38732980,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5090065394,
                "variance": 0.2590876572
              },
              {
                "average": 0.3649535885,
                "count": 38732980,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.292139724,
                "variance": 86.34386065
              },
              {
                "average": 0,
                "count": 38732980,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.844071,
                "count": 38732980,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.674730385,
                "variance": 7.154182631
              },
              {
                "average": 216168082.7,
                "count": 38732980,
                "maximum": 216170692.1,
                "minimum": 216164899.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1421.385416,
                "variance": 2020336.5
              },
              {
                "average": 0,
                "count": 38732980,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38732980,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38732980,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38732980,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38732980,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707935.9639,
              5368295.085,
              530.6644969,
              709492.9839,
              5369853.105,
              632.2644969
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707935.9638551835,
                    5368295.084856056,
                    530.6644968730334
                  ],
                  [
                    707935.9638551835,
                    5369853.104856055,
                    530.6644968730334
                  ],
                  [
                    709492.9838551835,
                    5369853.104856055,
                    632.2644968730333
                  ],
                  [
                    709492.9838551835,
                    5368295.084856056,
                    632.2644968730333
                  ],
                  [
                    707935.9638551835,
                    5368295.084856056,
                    530.6644968730334
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:11:32+00:00",
            "end_time": "2018-07-20T23:34:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31132344454393,
              48.6086253019376,
              1191.1336173730788
            ],
            [
              -120.31057919230264,
              48.622629013706465,
              1191.1336173730788
            ],
            [
              -120.28947798243048,
              48.62213398236838,
              1733.8536173730786
            ],
            [
              -120.29022805671897,
              48.60813051284695,
              1733.8536173730786
            ],
            [
              -120.31132344454393,
              48.6086253019376,
              1191.1336173730788
            ]
          ]
        ]
      },
      "bbox": [
        -120.3113234,
        48.60813051,
        1191.133617,
        -120.289478,
        48.62262901,
        1733.853617
      ],
      "properties": {
        "datetime": "2018-10-11T20:14:03Z",
        "pc:count": 47638096,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698956.04,
            "count": 47638096,
            "maximum": 699740.4822,
            "minimum": 698183.7222,
            "name": "X",
            "position": 0,
            "stddev": 430.9548462,
            "variance": 185722.0794
          },
          {
            "average": 5388226.907,
            "count": 47638096,
            "maximum": 5388998.031,
            "minimum": 5387439.691,
            "name": "Y",
            "position": 1,
            "stddev": 442.8944072,
            "variance": 196155.4559
          },
          {
            "average": 1440.443648,
            "count": 47638096,
            "maximum": 1733.853617,
            "minimum": 1191.133617,
            "name": "Z",
            "position": 2,
            "stddev": 102.8386806,
            "variance": 10575.79423
          },
          {
            "average": 515.6971255,
            "count": 47638096,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 384.3996034,
            "variance": 147763.0551
          },
          {
            "average": 1.669837371,
            "count": 47638096,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8568334548,
            "variance": 0.7341635692
          },
          {
            "average": 2.339749431,
            "count": 47638096,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.041127188,
            "variance": 1.083945822
          },
          {
            "average": 0.4971136336,
            "count": 47638096,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999916741,
            "variance": 0.2499916741
          },
          {
            "average": 0.0002748010752,
            "count": 47638096,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01657484737,
            "variance": 0.0002747255653
          },
          {
            "average": 1.222039038,
            "count": 47638096,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4711139174,
            "variance": 0.2219483231
          },
          {
            "average": -1.018088312,
            "count": 47638096,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.55098706,
            "variance": 133.425302
          },
          {
            "average": 0,
            "count": 47638096,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.4662851,
            "count": 47638096,
            "maximum": 144,
            "minimum": 135,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.046973285,
            "variance": 4.190099628
          },
          {
            "average": 223321659.3,
            "count": 47638096,
            "maximum": 223324043.6,
            "minimum": 223319986.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1007.051274,
            "variance": 1014152.268
          },
          {
            "average": 0,
            "count": 47638096,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47638096,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47638096,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47638096,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47638096,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698183.7222,
          5387439.691,
          1191.133617,
          699740.4822,
          5388998.031,
          1733.853617
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698183.7221664259,
                5387439.69057983,
                1191.1336173730788
              ],
              [
                698183.7221664259,
                5388998.03057983,
                1191.1336173730788
              ],
              [
                699740.4821664259,
                5388998.03057983,
                1733.8536173730786
              ],
              [
                699740.4821664259,
                5387439.69057983,
                1733.8536173730786
              ],
              [
                698183.7221664259,
                5387439.69057983,
                1191.1336173730788
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:14:03+00:00",
        "end_time": "2018-10-11T19:06:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3113234,
            48.60813051,
            1191.133617,
            -120.289478,
            48.62262901,
            1733.853617
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31132344454393,
                  48.6086253019376,
                  1191.1336173730788
                ],
                [
                  -120.31057919230264,
                  48.622629013706465,
                  1191.1336173730788
                ],
                [
                  -120.28947798243048,
                  48.62213398236838,
                  1733.8536173730786
                ],
                [
                  -120.29022805671897,
                  48.60813051284695,
                  1733.8536173730786
                ],
                [
                  -120.31132344454393,
                  48.6086253019376,
                  1191.1336173730788
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:14:03Z",
            "pc:count": 47638096,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698956.04,
                "count": 47638096,
                "maximum": 699740.4822,
                "minimum": 698183.7222,
                "name": "X",
                "position": 0,
                "stddev": 430.9548462,
                "variance": 185722.0794
              },
              {
                "average": 5388226.907,
                "count": 47638096,
                "maximum": 5388998.031,
                "minimum": 5387439.691,
                "name": "Y",
                "position": 1,
                "stddev": 442.8944072,
                "variance": 196155.4559
              },
              {
                "average": 1440.443648,
                "count": 47638096,
                "maximum": 1733.853617,
                "minimum": 1191.133617,
                "name": "Z",
                "position": 2,
                "stddev": 102.8386806,
                "variance": 10575.79423
              },
              {
                "average": 515.6971255,
                "count": 47638096,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 384.3996034,
                "variance": 147763.0551
              },
              {
                "average": 1.669837371,
                "count": 47638096,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8568334548,
                "variance": 0.7341635692
              },
              {
                "average": 2.339749431,
                "count": 47638096,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.041127188,
                "variance": 1.083945822
              },
              {
                "average": 0.4971136336,
                "count": 47638096,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999916741,
                "variance": 0.2499916741
              },
              {
                "average": 0.0002748010752,
                "count": 47638096,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01657484737,
                "variance": 0.0002747255653
              },
              {
                "average": 1.222039038,
                "count": 47638096,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4711139174,
                "variance": 0.2219483231
              },
              {
                "average": -1.018088312,
                "count": 47638096,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.55098706,
                "variance": 133.425302
              },
              {
                "average": 0,
                "count": 47638096,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.4662851,
                "count": 47638096,
                "maximum": 144,
                "minimum": 135,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.046973285,
                "variance": 4.190099628
              },
              {
                "average": 223321659.3,
                "count": 47638096,
                "maximum": 223324043.6,
                "minimum": 223319986.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1007.051274,
                "variance": 1014152.268
              },
              {
                "average": 0,
                "count": 47638096,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47638096,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47638096,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47638096,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47638096,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698183.7222,
              5387439.691,
              1191.133617,
              699740.4822,
              5388998.031,
              1733.853617
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698183.7221664259,
                    5387439.69057983,
                    1191.1336173730788
                  ],
                  [
                    698183.7221664259,
                    5388998.03057983,
                    1191.1336173730788
                  ],
                  [
                    699740.4821664259,
                    5388998.03057983,
                    1733.8536173730786
                  ],
                  [
                    699740.4821664259,
                    5387439.69057983,
                    1733.8536173730786
                  ],
                  [
                    698183.7221664259,
                    5387439.69057983,
                    1191.1336173730788
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:14:03+00:00",
            "end_time": "2018-10-11T19:06:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33249448532108,
              48.74354126464439,
              1530.142777171758
            ],
            [
              -120.33175241788655,
              48.75754794470449,
              1530.142777171758
            ],
            [
              -120.31059683709971,
              48.75705583860368,
              2182.3427771717584
            ],
            [
              -120.31134477090276,
              48.74304939955912,
              2182.3427771717584
            ],
            [
              -120.33249448532108,
              48.74354126464439,
              1530.142777171758
            ]
          ]
        ]
      },
      "bbox": [
        -120.3324945,
        48.7430494,
        1530.142777,
        -120.3105968,
        48.75754794,
        2182.342777
      ],
      "properties": {
        "datetime": "2018-10-11T19:17:35Z",
        "pc:count": 36639859,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696867.7806,
            "count": 36639859,
            "maximum": 697655.2542,
            "minimum": 696098.6742,
            "name": "X",
            "position": 0,
            "stddev": 442.2159823,
            "variance": 195554.975
          },
          {
            "average": 5403172.815,
            "count": 36639859,
            "maximum": 5403938.666,
            "minimum": 5402379.986,
            "name": "Y",
            "position": 1,
            "stddev": 429.1200048,
            "variance": 184143.9786
          },
          {
            "average": 1883.55132,
            "count": 36639859,
            "maximum": 2182.342777,
            "minimum": 1530.142777,
            "name": "Z",
            "position": 2,
            "stddev": 115.3049492,
            "variance": 13295.23132
          },
          {
            "average": 577.7578355,
            "count": 36639859,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 455.614978,
            "variance": 207585.0081
          },
          {
            "average": 1.388461893,
            "count": 36639859,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.738225789,
            "variance": 0.5449773155
          },
          {
            "average": 1.776734785,
            "count": 36639859,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.046581426,
            "variance": 1.095332681
          },
          {
            "average": 0.4961295839,
            "count": 36639859,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999850265,
            "variance": 0.2499850267
          },
          {
            "average": 0.0003183418364,
            "count": 36639859,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01783929661,
            "variance": 0.0003182405036
          },
          {
            "average": 1.344272313,
            "count": 36639859,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5375440582,
            "variance": 0.2889536145
          },
          {
            "average": -0.4428709187,
            "count": 36639859,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.26604001,
            "variance": 175.9878175
          },
          {
            "average": 0,
            "count": 36639859,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.6459663,
            "count": 36639859,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.150071088,
            "variance": 4.622805683
          },
          {
            "average": 223319007.1,
            "count": 36639859,
            "maximum": 223320655.2,
            "minimum": 223316573.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1091.896087,
            "variance": 1192237.065
          },
          {
            "average": 0,
            "count": 36639859,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36639859,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36639859,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36639859,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36639859,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696098.6742,
          5402379.986,
          1530.142777,
          697655.2542,
          5403938.666,
          2182.342777
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696098.6741752154,
                5402379.985900715,
                1530.142777171758
              ],
              [
                696098.6741752154,
                5403938.665900715,
                1530.142777171758
              ],
              [
                697655.2541752155,
                5403938.665900715,
                2182.3427771717584
              ],
              [
                697655.2541752155,
                5402379.985900715,
                2182.3427771717584
              ],
              [
                696098.6741752154,
                5402379.985900715,
                1530.142777171758
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:17:35+00:00",
        "end_time": "2018-10-11T18:09:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3324945,
            48.7430494,
            1530.142777,
            -120.3105968,
            48.75754794,
            2182.342777
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33249448532108,
                  48.74354126464439,
                  1530.142777171758
                ],
                [
                  -120.33175241788655,
                  48.75754794470449,
                  1530.142777171758
                ],
                [
                  -120.31059683709971,
                  48.75705583860368,
                  2182.3427771717584
                ],
                [
                  -120.31134477090276,
                  48.74304939955912,
                  2182.3427771717584
                ],
                [
                  -120.33249448532108,
                  48.74354126464439,
                  1530.142777171758
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:17:35Z",
            "pc:count": 36639859,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696867.7806,
                "count": 36639859,
                "maximum": 697655.2542,
                "minimum": 696098.6742,
                "name": "X",
                "position": 0,
                "stddev": 442.2159823,
                "variance": 195554.975
              },
              {
                "average": 5403172.815,
                "count": 36639859,
                "maximum": 5403938.666,
                "minimum": 5402379.986,
                "name": "Y",
                "position": 1,
                "stddev": 429.1200048,
                "variance": 184143.9786
              },
              {
                "average": 1883.55132,
                "count": 36639859,
                "maximum": 2182.342777,
                "minimum": 1530.142777,
                "name": "Z",
                "position": 2,
                "stddev": 115.3049492,
                "variance": 13295.23132
              },
              {
                "average": 577.7578355,
                "count": 36639859,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 455.614978,
                "variance": 207585.0081
              },
              {
                "average": 1.388461893,
                "count": 36639859,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.738225789,
                "variance": 0.5449773155
              },
              {
                "average": 1.776734785,
                "count": 36639859,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.046581426,
                "variance": 1.095332681
              },
              {
                "average": 0.4961295839,
                "count": 36639859,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999850265,
                "variance": 0.2499850267
              },
              {
                "average": 0.0003183418364,
                "count": 36639859,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01783929661,
                "variance": 0.0003182405036
              },
              {
                "average": 1.344272313,
                "count": 36639859,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5375440582,
                "variance": 0.2889536145
              },
              {
                "average": -0.4428709187,
                "count": 36639859,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.26604001,
                "variance": 175.9878175
              },
              {
                "average": 0,
                "count": 36639859,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.6459663,
                "count": 36639859,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.150071088,
                "variance": 4.622805683
              },
              {
                "average": 223319007.1,
                "count": 36639859,
                "maximum": 223320655.2,
                "minimum": 223316573.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1091.896087,
                "variance": 1192237.065
              },
              {
                "average": 0,
                "count": 36639859,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36639859,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36639859,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36639859,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36639859,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696098.6742,
              5402379.986,
              1530.142777,
              697655.2542,
              5403938.666,
              2182.342777
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696098.6741752154,
                    5402379.985900715,
                    1530.142777171758
                  ],
                  [
                    696098.6741752154,
                    5403938.665900715,
                    1530.142777171758
                  ],
                  [
                    697655.2541752155,
                    5403938.665900715,
                    2182.3427771717584
                  ],
                  [
                    697655.2541752155,
                    5402379.985900715,
                    2182.3427771717584
                  ],
                  [
                    696098.6741752154,
                    5402379.985900715,
                    1530.142777171758
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:17:35+00:00",
            "end_time": "2018-10-11T18:09:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27142166003804,
              48.757192278903204,
              1684.8482011244946
            ],
            [
              -120.27066486366095,
              48.771150057331326,
              1684.8482011244946
            ],
            [
              -120.24950355296245,
              48.77064660783127,
              2151.2282011244947
            ],
            [
              -120.25026619903363,
              48.75668907512922,
              2151.2282011244947
            ],
            [
              -120.27142166003804,
              48.757192278903204,
              1684.8482011244946
            ]
          ]
        ]
      },
      "bbox": [
        -120.2714217,
        48.75668908,
        1684.848201,
        -120.2495036,
        48.77115006,
        2151.228201
      ],
      "properties": {
        "datetime": "2018-10-11T21:13:19Z",
        "pc:count": 33392601,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701163.2633,
            "count": 33392601,
            "maximum": 702090.2336,
            "minimum": 700533.5736,
            "name": "X",
            "position": 0,
            "stddev": 418.474797,
            "variance": 175121.1557
          },
          {
            "average": 5404737.976,
            "count": 33392601,
            "maximum": 5405609.575,
            "minimum": 5404056.255,
            "name": "Y",
            "position": 1,
            "stddev": 443.9002161,
            "variance": 197047.4019
          },
          {
            "average": 1943.378115,
            "count": 33392601,
            "maximum": 2151.228201,
            "minimum": 1684.848201,
            "name": "Z",
            "position": 2,
            "stddev": 138.1123585,
            "variance": 19075.02356
          },
          {
            "average": 765.5220645,
            "count": 33392601,
            "maximum": 3065,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 833.8897554,
            "variance": 695372.1241
          },
          {
            "average": 1.53260649,
            "count": 33392601,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8472854188,
            "variance": 0.717892581
          },
          {
            "average": 2.064977748,
            "count": 33392601,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.156359374,
            "variance": 1.337167002
          },
          {
            "average": 0.4961722509,
            "count": 33392601,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999853556,
            "variance": 0.2499853558
          },
          {
            "average": 0.0002953348857,
            "count": 33392601,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01718277253,
            "variance": 0.0002952476719
          },
          {
            "average": 1.418207944,
            "count": 33392601,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5529858692,
            "variance": 0.3057933715
          },
          {
            "average": -2.502907099,
            "count": 33392601,
            "maximum": 24,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.39834567,
            "variance": 179.5156668
          },
          {
            "average": 0,
            "count": 33392601,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 122.7163493,
            "count": 33392601,
            "maximum": 150,
            "minimum": 16,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 52.17621853,
            "variance": 2722.35778
          },
          {
            "average": 221929960.1,
            "count": 33392601,
            "maximum": 223327599.9,
            "minimum": 216236910.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2819644.261,
            "variance": 7950393760000.0
          },
          {
            "average": 0,
            "count": 33392601,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33392601,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33392601,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33392601,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33392601,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700533.5736,
          5404056.255,
          1684.848201,
          702090.2336,
          5405609.575,
          2151.228201
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700533.5735741593,
                5404056.254767941,
                1684.8482011244946
              ],
              [
                700533.5735741593,
                5405609.574767942,
                1684.8482011244946
              ],
              [
                702090.2335741592,
                5405609.574767942,
                2151.2282011244947
              ],
              [
                702090.2335741592,
                5404056.254767941,
                2151.2282011244947
              ],
              [
                700533.5735741593,
                5404056.254767941,
                1684.8482011244946
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:13:19+00:00",
        "end_time": "2018-07-21T19:35:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2714217,
            48.75668908,
            1684.848201,
            -120.2495036,
            48.77115006,
            2151.228201
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27142166003804,
                  48.757192278903204,
                  1684.8482011244946
                ],
                [
                  -120.27066486366095,
                  48.771150057331326,
                  1684.8482011244946
                ],
                [
                  -120.24950355296245,
                  48.77064660783127,
                  2151.2282011244947
                ],
                [
                  -120.25026619903363,
                  48.75668907512922,
                  2151.2282011244947
                ],
                [
                  -120.27142166003804,
                  48.757192278903204,
                  1684.8482011244946
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:13:19Z",
            "pc:count": 33392601,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701163.2633,
                "count": 33392601,
                "maximum": 702090.2336,
                "minimum": 700533.5736,
                "name": "X",
                "position": 0,
                "stddev": 418.474797,
                "variance": 175121.1557
              },
              {
                "average": 5404737.976,
                "count": 33392601,
                "maximum": 5405609.575,
                "minimum": 5404056.255,
                "name": "Y",
                "position": 1,
                "stddev": 443.9002161,
                "variance": 197047.4019
              },
              {
                "average": 1943.378115,
                "count": 33392601,
                "maximum": 2151.228201,
                "minimum": 1684.848201,
                "name": "Z",
                "position": 2,
                "stddev": 138.1123585,
                "variance": 19075.02356
              },
              {
                "average": 765.5220645,
                "count": 33392601,
                "maximum": 3065,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 833.8897554,
                "variance": 695372.1241
              },
              {
                "average": 1.53260649,
                "count": 33392601,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8472854188,
                "variance": 0.717892581
              },
              {
                "average": 2.064977748,
                "count": 33392601,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.156359374,
                "variance": 1.337167002
              },
              {
                "average": 0.4961722509,
                "count": 33392601,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999853556,
                "variance": 0.2499853558
              },
              {
                "average": 0.0002953348857,
                "count": 33392601,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01718277253,
                "variance": 0.0002952476719
              },
              {
                "average": 1.418207944,
                "count": 33392601,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5529858692,
                "variance": 0.3057933715
              },
              {
                "average": -2.502907099,
                "count": 33392601,
                "maximum": 24,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.39834567,
                "variance": 179.5156668
              },
              {
                "average": 0,
                "count": 33392601,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 122.7163493,
                "count": 33392601,
                "maximum": 150,
                "minimum": 16,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 52.17621853,
                "variance": 2722.35778
              },
              {
                "average": 221929960.1,
                "count": 33392601,
                "maximum": 223327599.9,
                "minimum": 216236910.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2819644.261,
                "variance": 7950393760000.0
              },
              {
                "average": 0,
                "count": 33392601,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33392601,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33392601,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33392601,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33392601,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700533.5736,
              5404056.255,
              1684.848201,
              702090.2336,
              5405609.575,
              2151.228201
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700533.5735741593,
                    5404056.254767941,
                    1684.8482011244946
                  ],
                  [
                    700533.5735741593,
                    5405609.574767942,
                    1684.8482011244946
                  ],
                  [
                    702090.2335741592,
                    5405609.574767942,
                    2151.2282011244947
                  ],
                  [
                    702090.2335741592,
                    5404056.254767941,
                    2151.2282011244947
                  ],
                  [
                    700533.5735741593,
                    5404056.254767941,
                    1684.8482011244946
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:13:19+00:00",
            "end_time": "2018-07-21T19:35:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31045777200268,
              48.46017795379422,
              797.8335821388042
            ],
            [
              -120.30971744654084,
              48.47417644667702,
              797.8335821388042
            ],
            [
              -120.28867733953837,
              48.473682369443324,
              1256.6335821388043
            ],
            [
              -120.28942343769937,
              48.459684118093406,
              1256.6335821388043
            ],
            [
              -120.31045777200268,
              48.46017795379422,
              797.8335821388042
            ]
          ]
        ]
      },
      "bbox": [
        -120.3104578,
        48.45968412,
        797.8335821,
        -120.2886773,
        48.47417645,
        1256.633582
      ],
      "properties": {
        "datetime": "2018-10-11T20:09:51Z",
        "pc:count": 45567939,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699677.3808,
            "count": 45567939,
            "maximum": 700385.1038,
            "minimum": 698828.3038,
            "name": "X",
            "position": 0,
            "stddev": 450.9948756,
            "variance": 203396.3778
          },
          {
            "average": 5371713.867,
            "count": 45567939,
            "maximum": 5372501.036,
            "minimum": 5370943.316,
            "name": "Y",
            "position": 1,
            "stddev": 431.8521554,
            "variance": 186496.2841
          },
          {
            "average": 1006.294112,
            "count": 45567939,
            "maximum": 1256.633582,
            "minimum": 797.8335821,
            "name": "Z",
            "position": 2,
            "stddev": 94.23213716,
            "variance": 8879.695674
          },
          {
            "average": 524.4189026,
            "count": 45567939,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 347.4219592,
            "variance": 120702.0177
          },
          {
            "average": 1.485008747,
            "count": 45567939,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7070945054,
            "variance": 0.4999826395
          },
          {
            "average": 1.969797954,
            "count": 45567939,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8829075613,
            "variance": 0.7795257618
          },
          {
            "average": 0.4973946924,
            "count": 45567939,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999932178,
            "variance": 0.2499932179
          },
          {
            "average": 0.0003446721608,
            "count": 45567939,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01856214884,
            "variance": 0.0003445533695
          },
          {
            "average": 1.238584106,
            "count": 45567939,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4789240192,
            "variance": 0.2293682162
          },
          {
            "average": 0.004954350973,
            "count": 45567939,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.10767811,
            "variance": 123.3805129
          },
          {
            "average": 0,
            "count": 45567939,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 135.069583,
            "count": 45567939,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 17.34832158,
            "variance": 300.9642615
          },
          {
            "average": 223254919.4,
            "count": 45567939,
            "maximum": 223323791.7,
            "minimum": 222115492.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 276058.6368,
            "variance": 76208370970.0
          },
          {
            "average": 0,
            "count": 45567939,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45567939,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45567939,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45567939,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45567939,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698828.3038,
          5370943.316,
          797.8335821,
          700385.1038,
          5372501.036,
          1256.633582
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698828.3038100632,
                5370943.315873164,
                797.8335821388042
              ],
              [
                698828.3038100632,
                5372501.035873164,
                797.8335821388042
              ],
              [
                700385.1038100632,
                5372501.035873164,
                1256.6335821388043
              ],
              [
                700385.1038100632,
                5370943.315873164,
                1256.6335821388043
              ],
              [
                698828.3038100632,
                5370943.315873164,
                797.8335821388042
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:09:51+00:00",
        "end_time": "2018-09-27T20:31:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3104578,
            48.45968412,
            797.8335821,
            -120.2886773,
            48.47417645,
            1256.633582
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31045777200268,
                  48.46017795379422,
                  797.8335821388042
                ],
                [
                  -120.30971744654084,
                  48.47417644667702,
                  797.8335821388042
                ],
                [
                  -120.28867733953837,
                  48.473682369443324,
                  1256.6335821388043
                ],
                [
                  -120.28942343769937,
                  48.459684118093406,
                  1256.6335821388043
                ],
                [
                  -120.31045777200268,
                  48.46017795379422,
                  797.8335821388042
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:09:51Z",
            "pc:count": 45567939,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699677.3808,
                "count": 45567939,
                "maximum": 700385.1038,
                "minimum": 698828.3038,
                "name": "X",
                "position": 0,
                "stddev": 450.9948756,
                "variance": 203396.3778
              },
              {
                "average": 5371713.867,
                "count": 45567939,
                "maximum": 5372501.036,
                "minimum": 5370943.316,
                "name": "Y",
                "position": 1,
                "stddev": 431.8521554,
                "variance": 186496.2841
              },
              {
                "average": 1006.294112,
                "count": 45567939,
                "maximum": 1256.633582,
                "minimum": 797.8335821,
                "name": "Z",
                "position": 2,
                "stddev": 94.23213716,
                "variance": 8879.695674
              },
              {
                "average": 524.4189026,
                "count": 45567939,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 347.4219592,
                "variance": 120702.0177
              },
              {
                "average": 1.485008747,
                "count": 45567939,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7070945054,
                "variance": 0.4999826395
              },
              {
                "average": 1.969797954,
                "count": 45567939,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8829075613,
                "variance": 0.7795257618
              },
              {
                "average": 0.4973946924,
                "count": 45567939,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999932178,
                "variance": 0.2499932179
              },
              {
                "average": 0.0003446721608,
                "count": 45567939,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01856214884,
                "variance": 0.0003445533695
              },
              {
                "average": 1.238584106,
                "count": 45567939,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4789240192,
                "variance": 0.2293682162
              },
              {
                "average": 0.004954350973,
                "count": 45567939,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.10767811,
                "variance": 123.3805129
              },
              {
                "average": 0,
                "count": 45567939,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 135.069583,
                "count": 45567939,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 17.34832158,
                "variance": 300.9642615
              },
              {
                "average": 223254919.4,
                "count": 45567939,
                "maximum": 223323791.7,
                "minimum": 222115492.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 276058.6368,
                "variance": 76208370970.0
              },
              {
                "average": 0,
                "count": 45567939,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45567939,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45567939,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45567939,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45567939,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698828.3038,
              5370943.316,
              797.8335821,
              700385.1038,
              5372501.036,
              1256.633582
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698828.3038100632,
                    5370943.315873164,
                    797.8335821388042
                  ],
                  [
                    698828.3038100632,
                    5372501.035873164,
                    797.8335821388042
                  ],
                  [
                    700385.1038100632,
                    5372501.035873164,
                    1256.6335821388043
                  ],
                  [
                    700385.1038100632,
                    5370943.315873164,
                    1256.6335821388043
                  ],
                  [
                    698828.3038100632,
                    5370943.315873164,
                    797.8335821388042
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:09:51+00:00",
            "end_time": "2018-09-27T20:31:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29062623660253,
              48.54119626102799,
              994.9264214628721
            ],
            [
              -120.28987809136639,
              48.55519882032295,
              994.9264214628721
            ],
            [
              -120.26880421557343,
              48.55470048486835,
              1424.6464214628722
            ],
            [
              -120.26955816081755,
              48.54069816934459,
              1424.6464214628722
            ],
            [
              -120.29062623660253,
              48.54119626102799,
              994.9264214628721
            ]
          ]
        ]
      },
      "bbox": [
        -120.2906262,
        48.54069817,
        994.9264215,
        -120.2688042,
        48.55519882,
        1424.646421
      ],
      "properties": {
        "datetime": "2018-10-11T20:46:11Z",
        "pc:count": 55501913,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700741.5364,
            "count": 55501913,
            "maximum": 701531.9435,
            "minimum": 699975.1035,
            "name": "X",
            "position": 0,
            "stddev": 403.7237217,
            "variance": 162992.8435
          },
          {
            "average": 5380785.496,
            "count": 55501913,
            "maximum": 5381557.687,
            "minimum": 5379999.467,
            "name": "Y",
            "position": 1,
            "stddev": 426.8069734,
            "variance": 182164.1926
          },
          {
            "average": 1193.576601,
            "count": 55501913,
            "maximum": 1424.646421,
            "minimum": 994.9264215,
            "name": "Z",
            "position": 2,
            "stddev": 95.77015748,
            "variance": 9171.923065
          },
          {
            "average": 648.4064739,
            "count": 55501913,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 483.6818379,
            "variance": 233948.1203
          },
          {
            "average": 1.556706361,
            "count": 55501913,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8041951617,
            "variance": 0.646729858
          },
          {
            "average": 2.113529889,
            "count": 55501913,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.036172627,
            "variance": 1.073653712
          },
          {
            "average": 0.49705766,
            "count": 55501913,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999913471,
            "variance": 0.2499913471
          },
          {
            "average": 0.0002535768452,
            "count": 55501913,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01592207739,
            "variance": 0.0002535125485
          },
          {
            "average": 1.27807501,
            "count": 55501913,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4825286797,
            "variance": 0.2328339267
          },
          {
            "average": -0.2147684812,
            "count": 55501913,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.66340687,
            "variance": 113.7082461
          },
          {
            "average": 0,
            "count": 55501913,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.2527637,
            "count": 55501913,
            "maximum": 147,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.38186739,
            "variance": 1182.112805
          },
          {
            "average": 223028074.6,
            "count": 55501913,
            "maximum": 223325971.7,
            "minimum": 222115628.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 519939.3549,
            "variance": 270336932800.0
          },
          {
            "average": 0,
            "count": 55501913,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55501913,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55501913,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55501913,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55501913,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699975.1035,
          5379999.467,
          994.9264215,
          701531.9435,
          5381557.687,
          1424.646421
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699975.1034884505,
                5379999.466882133,
                994.9264214628721
              ],
              [
                699975.1034884505,
                5381557.686882134,
                994.9264214628721
              ],
              [
                701531.9434884506,
                5381557.686882134,
                1424.6464214628722
              ],
              [
                701531.9434884506,
                5379999.466882133,
                1424.6464214628722
              ],
              [
                699975.1034884505,
                5379999.466882133,
                994.9264214628721
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:46:11+00:00",
        "end_time": "2018-09-27T20:33:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2906262,
            48.54069817,
            994.9264215,
            -120.2688042,
            48.55519882,
            1424.646421
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29062623660253,
                  48.54119626102799,
                  994.9264214628721
                ],
                [
                  -120.28987809136639,
                  48.55519882032295,
                  994.9264214628721
                ],
                [
                  -120.26880421557343,
                  48.55470048486835,
                  1424.6464214628722
                ],
                [
                  -120.26955816081755,
                  48.54069816934459,
                  1424.6464214628722
                ],
                [
                  -120.29062623660253,
                  48.54119626102799,
                  994.9264214628721
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:46:11Z",
            "pc:count": 55501913,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700741.5364,
                "count": 55501913,
                "maximum": 701531.9435,
                "minimum": 699975.1035,
                "name": "X",
                "position": 0,
                "stddev": 403.7237217,
                "variance": 162992.8435
              },
              {
                "average": 5380785.496,
                "count": 55501913,
                "maximum": 5381557.687,
                "minimum": 5379999.467,
                "name": "Y",
                "position": 1,
                "stddev": 426.8069734,
                "variance": 182164.1926
              },
              {
                "average": 1193.576601,
                "count": 55501913,
                "maximum": 1424.646421,
                "minimum": 994.9264215,
                "name": "Z",
                "position": 2,
                "stddev": 95.77015748,
                "variance": 9171.923065
              },
              {
                "average": 648.4064739,
                "count": 55501913,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 483.6818379,
                "variance": 233948.1203
              },
              {
                "average": 1.556706361,
                "count": 55501913,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8041951617,
                "variance": 0.646729858
              },
              {
                "average": 2.113529889,
                "count": 55501913,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.036172627,
                "variance": 1.073653712
              },
              {
                "average": 0.49705766,
                "count": 55501913,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999913471,
                "variance": 0.2499913471
              },
              {
                "average": 0.0002535768452,
                "count": 55501913,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01592207739,
                "variance": 0.0002535125485
              },
              {
                "average": 1.27807501,
                "count": 55501913,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4825286797,
                "variance": 0.2328339267
              },
              {
                "average": -0.2147684812,
                "count": 55501913,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.66340687,
                "variance": 113.7082461
              },
              {
                "average": 0,
                "count": 55501913,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.2527637,
                "count": 55501913,
                "maximum": 147,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.38186739,
                "variance": 1182.112805
              },
              {
                "average": 223028074.6,
                "count": 55501913,
                "maximum": 223325971.7,
                "minimum": 222115628.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 519939.3549,
                "variance": 270336932800.0
              },
              {
                "average": 0,
                "count": 55501913,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55501913,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55501913,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55501913,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55501913,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699975.1035,
              5379999.467,
              994.9264215,
              701531.9435,
              5381557.687,
              1424.646421
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699975.1034884505,
                    5379999.466882133,
                    994.9264214628721
                  ],
                  [
                    699975.1034884505,
                    5381557.686882134,
                    994.9264214628721
                  ],
                  [
                    701531.9434884506,
                    5381557.686882134,
                    1424.6464214628722
                  ],
                  [
                    701531.9434884506,
                    5379999.466882133,
                    1424.6464214628722
                  ],
                  [
                    699975.1034884505,
                    5379999.466882133,
                    994.9264214628721
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:46:11+00:00",
            "end_time": "2018-09-27T20:33:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29099380352369,
              48.608675448618605,
              1053.5571096809622
            ],
            [
              -120.29024389779939,
              48.62267946484776,
              1053.5571096809622
            ],
            [
              -120.26914329371718,
              48.62218071397221,
              1487.637109680962
            ],
            [
              -120.26989902126154,
              48.60817694181602,
              1487.637109680962
            ],
            [
              -120.29099380352369,
              48.608675448618605,
              1053.5571096809622
            ]
          ]
        ]
      },
      "bbox": [
        -120.2909938,
        48.60817694,
        1053.55711,
        -120.2691433,
        48.62267946,
        1487.63711
      ],
      "properties": {
        "datetime": "2018-10-11T20:48:05Z",
        "pc:count": 43864154,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700442.5245,
            "count": 43864154,
            "maximum": 701238.6334,
            "minimum": 699681.8934,
            "name": "X",
            "position": 0,
            "stddev": 429.7872059,
            "variance": 184717.0424
          },
          {
            "average": 5388283.181,
            "count": 43864154,
            "maximum": 5389056.652,
            "minimum": 5387498.252,
            "name": "Y",
            "position": 1,
            "stddev": 430.6448617,
            "variance": 185454.9969
          },
          {
            "average": 1227.667461,
            "count": 43864154,
            "maximum": 1487.63711,
            "minimum": 1053.55711,
            "name": "Z",
            "position": 2,
            "stddev": 90.33187985,
            "variance": 8159.848517
          },
          {
            "average": 540.5410242,
            "count": 43864154,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 390.5277794,
            "variance": 152511.9465
          },
          {
            "average": 1.584793155,
            "count": 43864154,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8051245249,
            "variance": 0.6482255006
          },
          {
            "average": 2.169659718,
            "count": 43864154,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.008979134,
            "variance": 1.018038893
          },
          {
            "average": 0.4963294402,
            "count": 43864154,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999865325,
            "variance": 0.2499865327
          },
          {
            "average": 0.0002702890383,
            "count": 43864154,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01643824773,
            "variance": 0.0002702159883
          },
          {
            "average": 1.254492655,
            "count": 43864154,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4914325217,
            "variance": 0.2415059234
          },
          {
            "average": 1.062312793,
            "count": 43864154,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.15787801,
            "variance": 124.4982417
          },
          {
            "average": 0,
            "count": 43864154,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 143.6859001,
            "count": 43864154,
            "maximum": 147,
            "minimum": 139,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.086260956,
            "variance": 4.352484776
          },
          {
            "average": 223324278.1,
            "count": 43864154,
            "maximum": 223326085.5,
            "minimum": 223321966.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1073.747085,
            "variance": 1152932.803
          },
          {
            "average": 0,
            "count": 43864154,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43864154,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43864154,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43864154,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43864154,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699681.8934,
          5387498.252,
          1053.55711,
          701238.6334,
          5389056.652,
          1487.63711
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699681.8934278558,
                5387498.252212262,
                1053.5571096809622
              ],
              [
                699681.8934278558,
                5389056.652212262,
                1053.5571096809622
              ],
              [
                701238.6334278558,
                5389056.652212262,
                1487.637109680962
              ],
              [
                701238.6334278558,
                5387498.252212262,
                1487.637109680962
              ],
              [
                699681.8934278558,
                5387498.252212262,
                1053.5571096809622
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:48:05+00:00",
        "end_time": "2018-10-11T19:39:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2909938,
            48.60817694,
            1053.55711,
            -120.2691433,
            48.62267946,
            1487.63711
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29099380352369,
                  48.608675448618605,
                  1053.5571096809622
                ],
                [
                  -120.29024389779939,
                  48.62267946484776,
                  1053.5571096809622
                ],
                [
                  -120.26914329371718,
                  48.62218071397221,
                  1487.637109680962
                ],
                [
                  -120.26989902126154,
                  48.60817694181602,
                  1487.637109680962
                ],
                [
                  -120.29099380352369,
                  48.608675448618605,
                  1053.5571096809622
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:48:05Z",
            "pc:count": 43864154,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700442.5245,
                "count": 43864154,
                "maximum": 701238.6334,
                "minimum": 699681.8934,
                "name": "X",
                "position": 0,
                "stddev": 429.7872059,
                "variance": 184717.0424
              },
              {
                "average": 5388283.181,
                "count": 43864154,
                "maximum": 5389056.652,
                "minimum": 5387498.252,
                "name": "Y",
                "position": 1,
                "stddev": 430.6448617,
                "variance": 185454.9969
              },
              {
                "average": 1227.667461,
                "count": 43864154,
                "maximum": 1487.63711,
                "minimum": 1053.55711,
                "name": "Z",
                "position": 2,
                "stddev": 90.33187985,
                "variance": 8159.848517
              },
              {
                "average": 540.5410242,
                "count": 43864154,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 390.5277794,
                "variance": 152511.9465
              },
              {
                "average": 1.584793155,
                "count": 43864154,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8051245249,
                "variance": 0.6482255006
              },
              {
                "average": 2.169659718,
                "count": 43864154,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.008979134,
                "variance": 1.018038893
              },
              {
                "average": 0.4963294402,
                "count": 43864154,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999865325,
                "variance": 0.2499865327
              },
              {
                "average": 0.0002702890383,
                "count": 43864154,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01643824773,
                "variance": 0.0002702159883
              },
              {
                "average": 1.254492655,
                "count": 43864154,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4914325217,
                "variance": 0.2415059234
              },
              {
                "average": 1.062312793,
                "count": 43864154,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.15787801,
                "variance": 124.4982417
              },
              {
                "average": 0,
                "count": 43864154,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 143.6859001,
                "count": 43864154,
                "maximum": 147,
                "minimum": 139,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.086260956,
                "variance": 4.352484776
              },
              {
                "average": 223324278.1,
                "count": 43864154,
                "maximum": 223326085.5,
                "minimum": 223321966.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1073.747085,
                "variance": 1152932.803
              },
              {
                "average": 0,
                "count": 43864154,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43864154,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43864154,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43864154,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43864154,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699681.8934,
              5387498.252,
              1053.55711,
              701238.6334,
              5389056.652,
              1487.63711
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699681.8934278558,
                    5387498.252212262,
                    1053.5571096809622
                  ],
                  [
                    699681.8934278558,
                    5389056.652212262,
                    1053.5571096809622
                  ],
                  [
                    701238.6334278558,
                    5389056.652212262,
                    1487.637109680962
                  ],
                  [
                    701238.6334278558,
                    5387498.252212262,
                    1487.637109680962
                  ],
                  [
                    699681.8934278558,
                    5387498.252212262,
                    1053.5571096809622
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:48:05+00:00",
            "end_time": "2018-10-11T19:39:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_581588_1634308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25093803983724,
              48.77328026946017,
              2122.819439900738
            ],
            [
              -120.25036121502947,
              48.78383439069109,
              2122.819439900738
            ],
            [
              -120.24490730517304,
              48.7837040539882,
              2388.9194399007383
            ],
            [
              -120.24548527058825,
              48.77314998086626,
              2388.9194399007383
            ],
            [
              -120.25093803983724,
              48.77328026946017,
              2122.819439900738
            ]
          ]
        ]
      },
      "bbox": [
        -120.250938,
        48.77314998,
        2122.81944,
        -120.2449073,
        48.78383439,
        2388.91944
      ],
      "properties": {
        "datetime": "2018-07-21T19:56:24Z",
        "pc:count": 5109125,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702103.7382,
            "count": 5109125,
            "maximum": 702375.3756,
            "minimum": 701974.2756,
            "name": "X",
            "position": 0,
            "stddev": 87.68483093,
            "variance": 7688.629575
          },
          {
            "average": 5406491.673,
            "count": 5109125,
            "maximum": 5407073.044,
            "minimum": 5405898.484,
            "name": "Y",
            "position": 1,
            "stddev": 255.2481719,
            "variance": 65151.62927
          },
          {
            "average": 2293.262862,
            "count": 5109125,
            "maximum": 2388.91944,
            "minimum": 2122.81944,
            "name": "Z",
            "position": 2,
            "stddev": 52.55149566,
            "variance": 2761.659696
          },
          {
            "average": 2254.403849,
            "count": 5109125,
            "maximum": 3065,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 1101.300643,
            "variance": 1212863.106
          },
          {
            "average": 1.439919556,
            "count": 5109125,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7680039621,
            "variance": 0.5898300857
          },
          {
            "average": 1.879864948,
            "count": 5109125,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.065801517,
            "variance": 1.135932874
          },
          {
            "average": 0.4949804516,
            "count": 5109125,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999748524,
            "variance": 0.2499748531
          },
          {
            "average": 0.0002276319331,
            "count": 5109125,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01508576022,
            "variance": 0.0002275801613
          },
          {
            "average": 1.420943312,
            "count": 5109125,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5389875826,
            "variance": 0.2905076142
          },
          {
            "average": 8.694251609,
            "count": 5109125,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.000125282,
            "variance": 49.00175397
          },
          {
            "average": 0,
            "count": 5109125,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 16.8464328,
            "count": 5109125,
            "maximum": 18,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.022245476,
            "variance": 1.044985814
          },
          {
            "average": 216237468.5,
            "count": 5109125,
            "maximum": 216238184.7,
            "minimum": 216234976.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 628.6456621,
            "variance": 395195.3685
          },
          {
            "average": 0,
            "count": 5109125,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5109125,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5109125,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5109125,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5109125,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701974.2756,
          5405898.484,
          2122.81944,
          702375.3756,
          5407073.044,
          2388.91944
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701974.2755677435,
                5405898.4839778645,
                2122.819439900738
              ],
              [
                701974.2755677435,
                5407073.043977865,
                2122.819439900738
              ],
              [
                702375.3755677436,
                5407073.043977865,
                2388.9194399007383
              ],
              [
                702375.3755677436,
                5405898.4839778645,
                2388.9194399007383
              ],
              [
                701974.2755677435,
                5405898.4839778645,
                2122.819439900738
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:56:24+00:00",
        "end_time": "2018-07-21T19:02:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_581588_1634308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_581588_1634308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_581588_1634308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_581588_1634308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.250938,
            48.77314998,
            2122.81944,
            -120.2449073,
            48.78383439,
            2388.91944
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25093803983724,
                  48.77328026946017,
                  2122.819439900738
                ],
                [
                  -120.25036121502947,
                  48.78383439069109,
                  2122.819439900738
                ],
                [
                  -120.24490730517304,
                  48.7837040539882,
                  2388.9194399007383
                ],
                [
                  -120.24548527058825,
                  48.77314998086626,
                  2388.9194399007383
                ],
                [
                  -120.25093803983724,
                  48.77328026946017,
                  2122.819439900738
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_581588_1634308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_581588_1634308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:56:24Z",
            "pc:count": 5109125,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702103.7382,
                "count": 5109125,
                "maximum": 702375.3756,
                "minimum": 701974.2756,
                "name": "X",
                "position": 0,
                "stddev": 87.68483093,
                "variance": 7688.629575
              },
              {
                "average": 5406491.673,
                "count": 5109125,
                "maximum": 5407073.044,
                "minimum": 5405898.484,
                "name": "Y",
                "position": 1,
                "stddev": 255.2481719,
                "variance": 65151.62927
              },
              {
                "average": 2293.262862,
                "count": 5109125,
                "maximum": 2388.91944,
                "minimum": 2122.81944,
                "name": "Z",
                "position": 2,
                "stddev": 52.55149566,
                "variance": 2761.659696
              },
              {
                "average": 2254.403849,
                "count": 5109125,
                "maximum": 3065,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 1101.300643,
                "variance": 1212863.106
              },
              {
                "average": 1.439919556,
                "count": 5109125,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7680039621,
                "variance": 0.5898300857
              },
              {
                "average": 1.879864948,
                "count": 5109125,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.065801517,
                "variance": 1.135932874
              },
              {
                "average": 0.4949804516,
                "count": 5109125,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999748524,
                "variance": 0.2499748531
              },
              {
                "average": 0.0002276319331,
                "count": 5109125,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01508576022,
                "variance": 0.0002275801613
              },
              {
                "average": 1.420943312,
                "count": 5109125,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5389875826,
                "variance": 0.2905076142
              },
              {
                "average": 8.694251609,
                "count": 5109125,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.000125282,
                "variance": 49.00175397
              },
              {
                "average": 0,
                "count": 5109125,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 16.8464328,
                "count": 5109125,
                "maximum": 18,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.022245476,
                "variance": 1.044985814
              },
              {
                "average": 216237468.5,
                "count": 5109125,
                "maximum": 216238184.7,
                "minimum": 216234976.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 628.6456621,
                "variance": 395195.3685
              },
              {
                "average": 0,
                "count": 5109125,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5109125,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5109125,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5109125,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5109125,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701974.2756,
              5405898.484,
              2122.81944,
              702375.3756,
              5407073.044,
              2388.91944
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701974.2755677435,
                    5405898.4839778645,
                    2122.819439900738
                  ],
                  [
                    701974.2755677435,
                    5407073.043977865,
                    2122.819439900738
                  ],
                  [
                    702375.3755677436,
                    5407073.043977865,
                    2388.9194399007383
                  ],
                  [
                    702375.3755677436,
                    5405898.4839778645,
                    2388.9194399007383
                  ],
                  [
                    701974.2755677435,
                    5405898.4839778645,
                    2122.819439900738
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:56:24+00:00",
            "end_time": "2018-07-21T19:02:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_581588_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25049500683807,
              48.757222640686656,
              1916.3872436561367
            ],
            [
              -120.25024532684021,
              48.76179362729932,
              1916.3872436561367
            ],
            [
              -120.23430404870722,
              48.76141188198081,
              2209.3672436561365
            ],
            [
              -120.23455517170021,
              48.75684095639565,
              2209.3672436561365
            ],
            [
              -120.25049500683807,
              48.757222640686656,
              1916.3872436561367
            ]
          ]
        ]
      },
      "bbox": [
        -120.250495,
        48.75684096,
        1916.387244,
        -120.234304,
        48.76179363,
        2209.367244
      ],
      "properties": {
        "datetime": "2018-07-21T19:56:55Z",
        "pc:count": 9059115,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702557.3298,
            "count": 9059115,
            "maximum": 703244.1777,
            "minimum": 702071.2777,
            "name": "X",
            "position": 0,
            "stddev": 283.5624176,
            "variance": 80407.6447
          },
          {
            "average": 5404344.633,
            "count": 9059115,
            "maximum": 5404623.65,
            "minimum": 5404114.95,
            "name": "Y",
            "position": 1,
            "stddev": 121.8309176,
            "variance": 14842.77249
          },
          {
            "average": 2062.638424,
            "count": 9059115,
            "maximum": 2209.367244,
            "minimum": 1916.387244,
            "name": "Z",
            "position": 2,
            "stddev": 64.9908873,
            "variance": 4223.815432
          },
          {
            "average": 2134.730233,
            "count": 9059115,
            "maximum": 3065,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 1043.757157,
            "variance": 1089429.003
          },
          {
            "average": 1.276229632,
            "count": 9059115,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6405714223,
            "variance": 0.4103317471
          },
          {
            "average": 1.552414999,
            "count": 9059115,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9372128014,
            "variance": 0.8783678352
          },
          {
            "average": 0.4976781948,
            "count": 9059115,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999946368,
            "variance": 0.2499946368
          },
          {
            "average": 0.0002630499778,
            "count": 9059115,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01621668313,
            "variance": 0.0002629808116
          },
          {
            "average": 1.506726319,
            "count": 9059115,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5245372878,
            "variance": 0.2751393663
          },
          {
            "average": 1.828650227,
            "count": 9059115,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.94902565,
            "variance": 167.6772652
          },
          {
            "average": 0,
            "count": 9059115,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.54153292,
            "count": 9059115,
            "maximum": 18,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.116414835,
            "variance": 4.479211756
          },
          {
            "average": 216236056.1,
            "count": 9059115,
            "maximum": 216238215.1,
            "minimum": 216234736.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1280.044738,
            "variance": 1638514.531
          },
          {
            "average": 0,
            "count": 9059115,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9059115,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9059115,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9059115,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9059115,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702071.2777,
          5404114.95,
          1916.387244,
          703244.1777,
          5404623.65,
          2209.367244
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702071.2776782193,
                5404114.950113665,
                1916.3872436561367
              ],
              [
                702071.2776782193,
                5404623.650113665,
                1916.3872436561367
              ],
              [
                703244.1776782192,
                5404623.650113665,
                2209.3672436561365
              ],
              [
                703244.1776782192,
                5404114.950113665,
                2209.3672436561365
              ],
              [
                702071.2776782193,
                5404114.950113665,
                1916.3872436561367
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:56:55+00:00",
        "end_time": "2018-07-21T18:58:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_581588_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_581588_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_581588_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_581588_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.250495,
            48.75684096,
            1916.387244,
            -120.234304,
            48.76179363,
            2209.367244
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25049500683807,
                  48.757222640686656,
                  1916.3872436561367
                ],
                [
                  -120.25024532684021,
                  48.76179362729932,
                  1916.3872436561367
                ],
                [
                  -120.23430404870722,
                  48.76141188198081,
                  2209.3672436561365
                ],
                [
                  -120.23455517170021,
                  48.75684095639565,
                  2209.3672436561365
                ],
                [
                  -120.25049500683807,
                  48.757222640686656,
                  1916.3872436561367
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_581588_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_581588_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:56:55Z",
            "pc:count": 9059115,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702557.3298,
                "count": 9059115,
                "maximum": 703244.1777,
                "minimum": 702071.2777,
                "name": "X",
                "position": 0,
                "stddev": 283.5624176,
                "variance": 80407.6447
              },
              {
                "average": 5404344.633,
                "count": 9059115,
                "maximum": 5404623.65,
                "minimum": 5404114.95,
                "name": "Y",
                "position": 1,
                "stddev": 121.8309176,
                "variance": 14842.77249
              },
              {
                "average": 2062.638424,
                "count": 9059115,
                "maximum": 2209.367244,
                "minimum": 1916.387244,
                "name": "Z",
                "position": 2,
                "stddev": 64.9908873,
                "variance": 4223.815432
              },
              {
                "average": 2134.730233,
                "count": 9059115,
                "maximum": 3065,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 1043.757157,
                "variance": 1089429.003
              },
              {
                "average": 1.276229632,
                "count": 9059115,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6405714223,
                "variance": 0.4103317471
              },
              {
                "average": 1.552414999,
                "count": 9059115,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9372128014,
                "variance": 0.8783678352
              },
              {
                "average": 0.4976781948,
                "count": 9059115,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999946368,
                "variance": 0.2499946368
              },
              {
                "average": 0.0002630499778,
                "count": 9059115,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01621668313,
                "variance": 0.0002629808116
              },
              {
                "average": 1.506726319,
                "count": 9059115,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5245372878,
                "variance": 0.2751393663
              },
              {
                "average": 1.828650227,
                "count": 9059115,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.94902565,
                "variance": 167.6772652
              },
              {
                "average": 0,
                "count": 9059115,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.54153292,
                "count": 9059115,
                "maximum": 18,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.116414835,
                "variance": 4.479211756
              },
              {
                "average": 216236056.1,
                "count": 9059115,
                "maximum": 216238215.1,
                "minimum": 216234736.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1280.044738,
                "variance": 1638514.531
              },
              {
                "average": 0,
                "count": 9059115,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9059115,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9059115,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9059115,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9059115,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702071.2777,
              5404114.95,
              1916.387244,
              703244.1777,
              5404623.65,
              2209.367244
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702071.2776782193,
                    5404114.950113665,
                    1916.3872436561367
                  ],
                  [
                    702071.2776782193,
                    5404623.650113665,
                    1916.3872436561367
                  ],
                  [
                    703244.1776782192,
                    5404623.650113665,
                    2209.3672436561365
                  ],
                  [
                    703244.1776782192,
                    5404114.950113665,
                    2209.3672436561365
                  ],
                  [
                    702071.2776782193,
                    5404114.950113665,
                    1916.3872436561367
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:56:55+00:00",
            "end_time": "2018-07-21T18:58:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20941166300425,
              48.54136426265868,
              498.2184251288021
            ],
            [
              -120.20864107501257,
              48.55536640585149,
              498.2184251288021
            ],
            [
              -120.18756668069786,
              48.55485315463602,
              921.538425128802
            ],
            [
              -120.18834306790365,
              48.540851262503416,
              921.538425128802
            ],
            [
              -120.20941166300425,
              48.54136426265868,
              498.2184251288021
            ]
          ]
        ]
      },
      "bbox": [
        -120.2094117,
        48.54085126,
        498.2184251,
        -120.1875667,
        48.55536641,
        921.5384251
      ],
      "properties": {
        "datetime": "2018-07-21T02:14:50Z",
        "pc:count": 40208852,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706750.7368,
            "count": 40208852,
            "maximum": 707525.1626,
            "minimum": 705968.1826,
            "name": "X",
            "position": 0,
            "stddev": 434.4208304,
            "variance": 188721.4579
          },
          {
            "average": 5381018.007,
            "count": 40208852,
            "maximum": 5381792.18,
            "minimum": 5380233.9,
            "name": "Y",
            "position": 1,
            "stddev": 434.852911,
            "variance": 189097.0542
          },
          {
            "average": 719.6443107,
            "count": 40208852,
            "maximum": 921.5384251,
            "minimum": 498.2184251,
            "name": "Z",
            "position": 2,
            "stddev": 78.17757301,
            "variance": 6111.732922
          },
          {
            "average": 1107.848302,
            "count": 40208852,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 415.3307722,
            "variance": 172499.6503
          },
          {
            "average": 1.09461342,
            "count": 40208852,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3502707384,
            "variance": 0.1226895902
          },
          {
            "average": 1.189101693,
            "count": 40208852,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5140482369,
            "variance": 0.2642455899
          },
          {
            "average": 0.4956905261,
            "count": 40208852,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999814343,
            "variance": 0.2499814347
          },
          {
            "average": 0.0003213720203,
            "count": 40208852,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01792397133,
            "variance": 0.0003212687483
          },
          {
            "average": 1.501230674,
            "count": 40208852,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5190068952,
            "variance": 0.2693681573
          },
          {
            "average": -0.3257002164,
            "count": 40208852,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.902424398,
            "variance": 98.05800897
          },
          {
            "average": 0,
            "count": 40208852,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.8535555,
            "count": 40208852,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.707517237,
            "variance": 7.330649589
          },
          {
            "average": 216171427.6,
            "count": 40208852,
            "maximum": 216174490.1,
            "minimum": 216168423.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1352.718849,
            "variance": 1829848.284
          },
          {
            "average": 0,
            "count": 40208852,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40208852,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40208852,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40208852,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40208852,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705968.1826,
          5380233.9,
          498.2184251,
          707525.1626,
          5381792.18,
          921.5384251
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705968.1826416061,
                5380233.9000118505,
                498.2184251288021
              ],
              [
                705968.1826416061,
                5381792.18001185,
                498.2184251288021
              ],
              [
                707525.1626416061,
                5381792.18001185,
                921.538425128802
              ],
              [
                707525.1626416061,
                5380233.9000118505,
                921.538425128802
              ],
              [
                705968.1826416061,
                5380233.9000118505,
                498.2184251288021
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:14:50+00:00",
        "end_time": "2018-07-21T00:33:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2094117,
            48.54085126,
            498.2184251,
            -120.1875667,
            48.55536641,
            921.5384251
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20941166300425,
                  48.54136426265868,
                  498.2184251288021
                ],
                [
                  -120.20864107501257,
                  48.55536640585149,
                  498.2184251288021
                ],
                [
                  -120.18756668069786,
                  48.55485315463602,
                  921.538425128802
                ],
                [
                  -120.18834306790365,
                  48.540851262503416,
                  921.538425128802
                ],
                [
                  -120.20941166300425,
                  48.54136426265868,
                  498.2184251288021
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:14:50Z",
            "pc:count": 40208852,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706750.7368,
                "count": 40208852,
                "maximum": 707525.1626,
                "minimum": 705968.1826,
                "name": "X",
                "position": 0,
                "stddev": 434.4208304,
                "variance": 188721.4579
              },
              {
                "average": 5381018.007,
                "count": 40208852,
                "maximum": 5381792.18,
                "minimum": 5380233.9,
                "name": "Y",
                "position": 1,
                "stddev": 434.852911,
                "variance": 189097.0542
              },
              {
                "average": 719.6443107,
                "count": 40208852,
                "maximum": 921.5384251,
                "minimum": 498.2184251,
                "name": "Z",
                "position": 2,
                "stddev": 78.17757301,
                "variance": 6111.732922
              },
              {
                "average": 1107.848302,
                "count": 40208852,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 415.3307722,
                "variance": 172499.6503
              },
              {
                "average": 1.09461342,
                "count": 40208852,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3502707384,
                "variance": 0.1226895902
              },
              {
                "average": 1.189101693,
                "count": 40208852,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5140482369,
                "variance": 0.2642455899
              },
              {
                "average": 0.4956905261,
                "count": 40208852,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999814343,
                "variance": 0.2499814347
              },
              {
                "average": 0.0003213720203,
                "count": 40208852,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01792397133,
                "variance": 0.0003212687483
              },
              {
                "average": 1.501230674,
                "count": 40208852,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5190068952,
                "variance": 0.2693681573
              },
              {
                "average": -0.3257002164,
                "count": 40208852,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.902424398,
                "variance": 98.05800897
              },
              {
                "average": 0,
                "count": 40208852,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.8535555,
                "count": 40208852,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.707517237,
                "variance": 7.330649589
              },
              {
                "average": 216171427.6,
                "count": 40208852,
                "maximum": 216174490.1,
                "minimum": 216168423.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1352.718849,
                "variance": 1829848.284
              },
              {
                "average": 0,
                "count": 40208852,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40208852,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40208852,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40208852,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40208852,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705968.1826,
              5380233.9,
              498.2184251,
              707525.1626,
              5381792.18,
              921.5384251
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705968.1826416061,
                    5380233.9000118505,
                    498.2184251288021
                  ],
                  [
                    705968.1826416061,
                    5381792.18001185,
                    498.2184251288021
                  ],
                  [
                    707525.1626416061,
                    5381792.18001185,
                    921.538425128802
                  ],
                  [
                    707525.1626416061,
                    5380233.9000118505,
                    921.538425128802
                  ],
                  [
                    705968.1826416061,
                    5380233.9000118505,
                    498.2184251288021
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:14:50+00:00",
            "end_time": "2018-07-21T00:33:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20909316905598,
              48.46039396866747,
              418.55111033679714
            ],
            [
              -120.20832478993897,
              48.474394329027525,
              418.55111033679714
            ],
            [
              -120.1872836856107,
              48.473881650193185,
              621.0911103367971
            ],
            [
              -120.1880578375261,
              48.45988154049309,
              621.0911103367971
            ],
            [
              -120.20909316905598,
              48.46039396866747,
              418.55111033679714
            ]
          ]
        ]
      },
      "bbox": [
        -120.2090932,
        48.45988154,
        418.5511103,
        -120.1872837,
        48.47439433,
        621.0911103
      ],
      "properties": {
        "datetime": "2018-07-21T02:17:19Z",
        "pc:count": 41373796,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707104.6733,
            "count": 41373796,
            "maximum": 707877.255,
            "minimum": 706320.255,
            "name": "X",
            "position": 0,
            "stddev": 440.7726646,
            "variance": 194280.5419
          },
          {
            "average": 5371987.786,
            "count": 41373796,
            "maximum": 5372793.813,
            "minimum": 5371235.753,
            "name": "Y",
            "position": 1,
            "stddev": 429.535071,
            "variance": 184500.3772
          },
          {
            "average": 562.4250634,
            "count": 41373796,
            "maximum": 621.0911103,
            "minimum": 418.5511103,
            "name": "Z",
            "position": 2,
            "stddev": 15.19248832,
            "variance": 230.8117013
          },
          {
            "average": 1155.730131,
            "count": 41373796,
            "maximum": 4095,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 574.9706223,
            "variance": 330591.2165
          },
          {
            "average": 1.141172084,
            "count": 41373796,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4149633568,
            "variance": 0.1721945875
          },
          {
            "average": 1.28214612,
            "count": 41373796,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5959986155,
            "variance": 0.3552143497
          },
          {
            "average": 0.4952246828,
            "count": 41373796,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999772019,
            "variance": 0.2499772024
          },
          {
            "average": 0.0003217253742,
            "count": 41373796,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0179338193,
            "variance": 0.0003216218748
          },
          {
            "average": 1.479212205,
            "count": 41373796,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5134192395,
            "variance": 0.2635993155
          },
          {
            "average": -0.09120144812,
            "count": 41373796,
            "maximum": 15,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.189730604,
            "variance": 84.45114857
          },
          {
            "average": 0,
            "count": 41373796,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.9497785,
            "count": 41373796,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.52381278,
            "variance": 6.369630948
          },
          {
            "average": 216171384.8,
            "count": 41373796,
            "maximum": 216174639.1,
            "minimum": 216168579.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1322.991554,
            "variance": 1750306.652
          },
          {
            "average": 0,
            "count": 41373796,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41373796,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41373796,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41373796,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41373796,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706320.255,
          5371235.753,
          418.5511103,
          707877.255,
          5372793.813,
          621.0911103
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706320.2550304537,
                5371235.753416227,
                418.55111033679714
              ],
              [
                706320.2550304537,
                5372793.813416228,
                418.55111033679714
              ],
              [
                707877.2550304537,
                5372793.813416228,
                621.0911103367971
              ],
              [
                707877.2550304537,
                5371235.753416227,
                621.0911103367971
              ],
              [
                706320.2550304537,
                5371235.753416227,
                418.55111033679714
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:17:19+00:00",
        "end_time": "2018-07-21T00:36:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2090932,
            48.45988154,
            418.5511103,
            -120.1872837,
            48.47439433,
            621.0911103
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20909316905598,
                  48.46039396866747,
                  418.55111033679714
                ],
                [
                  -120.20832478993897,
                  48.474394329027525,
                  418.55111033679714
                ],
                [
                  -120.1872836856107,
                  48.473881650193185,
                  621.0911103367971
                ],
                [
                  -120.1880578375261,
                  48.45988154049309,
                  621.0911103367971
                ],
                [
                  -120.20909316905598,
                  48.46039396866747,
                  418.55111033679714
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:17:19Z",
            "pc:count": 41373796,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707104.6733,
                "count": 41373796,
                "maximum": 707877.255,
                "minimum": 706320.255,
                "name": "X",
                "position": 0,
                "stddev": 440.7726646,
                "variance": 194280.5419
              },
              {
                "average": 5371987.786,
                "count": 41373796,
                "maximum": 5372793.813,
                "minimum": 5371235.753,
                "name": "Y",
                "position": 1,
                "stddev": 429.535071,
                "variance": 184500.3772
              },
              {
                "average": 562.4250634,
                "count": 41373796,
                "maximum": 621.0911103,
                "minimum": 418.5511103,
                "name": "Z",
                "position": 2,
                "stddev": 15.19248832,
                "variance": 230.8117013
              },
              {
                "average": 1155.730131,
                "count": 41373796,
                "maximum": 4095,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 574.9706223,
                "variance": 330591.2165
              },
              {
                "average": 1.141172084,
                "count": 41373796,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4149633568,
                "variance": 0.1721945875
              },
              {
                "average": 1.28214612,
                "count": 41373796,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5959986155,
                "variance": 0.3552143497
              },
              {
                "average": 0.4952246828,
                "count": 41373796,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999772019,
                "variance": 0.2499772024
              },
              {
                "average": 0.0003217253742,
                "count": 41373796,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0179338193,
                "variance": 0.0003216218748
              },
              {
                "average": 1.479212205,
                "count": 41373796,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5134192395,
                "variance": 0.2635993155
              },
              {
                "average": -0.09120144812,
                "count": 41373796,
                "maximum": 15,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.189730604,
                "variance": 84.45114857
              },
              {
                "average": 0,
                "count": 41373796,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.9497785,
                "count": 41373796,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.52381278,
                "variance": 6.369630948
              },
              {
                "average": 216171384.8,
                "count": 41373796,
                "maximum": 216174639.1,
                "minimum": 216168579.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1322.991554,
                "variance": 1750306.652
              },
              {
                "average": 0,
                "count": 41373796,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41373796,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41373796,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41373796,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41373796,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706320.255,
              5371235.753,
              418.5511103,
              707877.255,
              5372793.813,
              621.0911103
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706320.2550304537,
                    5371235.753416227,
                    418.55111033679714
                  ],
                  [
                    706320.2550304537,
                    5372793.813416228,
                    418.55111033679714
                  ],
                  [
                    707877.2550304537,
                    5372793.813416228,
                    621.0911103367971
                  ],
                  [
                    707877.2550304537,
                    5371235.753416227,
                    621.0911103367971
                  ],
                  [
                    706320.2550304537,
                    5371235.753416227,
                    418.55111033679714
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:17:19+00:00",
            "end_time": "2018-07-21T00:36:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2281928058513,
              48.30728818975658,
              1306.9088652104022
            ],
            [
              -120.22792509609788,
              48.31222752218441,
              1306.9088652104022
            ],
            [
              -120.2154881198236,
              48.31192686889904,
              1541.508865210402
            ],
            [
              -120.21575702688713,
              48.30698758830554,
              1541.508865210402
            ],
            [
              -120.2281928058513,
              48.30728818975658,
              1306.9088652104022
            ]
          ]
        ]
      },
      "bbox": [
        -120.2281928,
        48.30698759,
        1306.908865,
        -120.2154881,
        48.31222752,
        1541.508865
      ],
      "properties": {
        "datetime": "2018-07-21T18:44:54Z",
        "pc:count": 11086184,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705852.6356,
            "count": 11086184,
            "maximum": 706447.5506,
            "minimum": 705524.3306,
            "name": "X",
            "position": 0,
            "stddev": 201.4220551,
            "variance": 40570.84428
          },
          {
            "average": 5354509.171,
            "count": 11086184,
            "maximum": 5354718.194,
            "minimum": 5354168.534,
            "name": "Y",
            "position": 1,
            "stddev": 119.2920984,
            "variance": 14230.60475
          },
          {
            "average": 1448.959109,
            "count": 11086184,
            "maximum": 1541.508865,
            "minimum": 1306.908865,
            "name": "Z",
            "position": 2,
            "stddev": 45.60565701,
            "variance": 2079.875951
          },
          {
            "average": 640.0929719,
            "count": 11086184,
            "maximum": 3708,
            "minimum": 19,
            "name": "Intensity",
            "position": 3,
            "stddev": 500.7100704,
            "variance": 250710.5746
          },
          {
            "average": 1.732497855,
            "count": 11086184,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9317190383,
            "variance": 0.8681003664
          },
          {
            "average": 2.464323161,
            "count": 11086184,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.155420861,
            "variance": 1.334997365
          },
          {
            "average": 0.4979543006,
            "count": 11086184,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999958376,
            "variance": 0.2499958377
          },
          {
            "average": 0.0002668185915,
            "count": 11086184,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01633240409,
            "variance": 0.0002667474234
          },
          {
            "average": 1.208204735,
            "count": 11086184,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4477493959,
            "variance": 0.2004795216
          },
          {
            "average": -0.2582073504,
            "count": 11086184,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.76481624,
            "variance": 162.9405337
          },
          {
            "average": 0,
            "count": 11086184,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 159.7097175,
            "count": 11086184,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 45.77686897,
            "variance": 2095.521733
          },
          {
            "average": 216180882.4,
            "count": 11086184,
            "maximum": 216233894.8,
            "minimum": 216173083.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 16362.33466,
            "variance": 267725995.4
          },
          {
            "average": 0,
            "count": 11086184,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11086184,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11086184,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11086184,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 11086184,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705524.3306,
          5354168.534,
          1306.908865,
          706447.5506,
          5354718.194,
          1541.508865
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705524.3306015377,
                5354168.534069348,
                1306.9088652104022
              ],
              [
                705524.3306015377,
                5354718.194069348,
                1306.9088652104022
              ],
              [
                706447.5506015377,
                5354718.194069348,
                1541.508865210402
              ],
              [
                706447.5506015377,
                5354168.534069348,
                1541.508865210402
              ],
              [
                705524.3306015377,
                5354168.534069348,
                1306.9088652104022
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:44:54+00:00",
        "end_time": "2018-07-21T01:51:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2281928,
            48.30698759,
            1306.908865,
            -120.2154881,
            48.31222752,
            1541.508865
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2281928058513,
                  48.30728818975658,
                  1306.9088652104022
                ],
                [
                  -120.22792509609788,
                  48.31222752218441,
                  1306.9088652104022
                ],
                [
                  -120.2154881198236,
                  48.31192686889904,
                  1541.508865210402
                ],
                [
                  -120.21575702688713,
                  48.30698758830554,
                  1541.508865210402
                ],
                [
                  -120.2281928058513,
                  48.30728818975658,
                  1306.9088652104022
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:44:54Z",
            "pc:count": 11086184,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705852.6356,
                "count": 11086184,
                "maximum": 706447.5506,
                "minimum": 705524.3306,
                "name": "X",
                "position": 0,
                "stddev": 201.4220551,
                "variance": 40570.84428
              },
              {
                "average": 5354509.171,
                "count": 11086184,
                "maximum": 5354718.194,
                "minimum": 5354168.534,
                "name": "Y",
                "position": 1,
                "stddev": 119.2920984,
                "variance": 14230.60475
              },
              {
                "average": 1448.959109,
                "count": 11086184,
                "maximum": 1541.508865,
                "minimum": 1306.908865,
                "name": "Z",
                "position": 2,
                "stddev": 45.60565701,
                "variance": 2079.875951
              },
              {
                "average": 640.0929719,
                "count": 11086184,
                "maximum": 3708,
                "minimum": 19,
                "name": "Intensity",
                "position": 3,
                "stddev": 500.7100704,
                "variance": 250710.5746
              },
              {
                "average": 1.732497855,
                "count": 11086184,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9317190383,
                "variance": 0.8681003664
              },
              {
                "average": 2.464323161,
                "count": 11086184,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.155420861,
                "variance": 1.334997365
              },
              {
                "average": 0.4979543006,
                "count": 11086184,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999958376,
                "variance": 0.2499958377
              },
              {
                "average": 0.0002668185915,
                "count": 11086184,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01633240409,
                "variance": 0.0002667474234
              },
              {
                "average": 1.208204735,
                "count": 11086184,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4477493959,
                "variance": 0.2004795216
              },
              {
                "average": -0.2582073504,
                "count": 11086184,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.76481624,
                "variance": 162.9405337
              },
              {
                "average": 0,
                "count": 11086184,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 159.7097175,
                "count": 11086184,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 45.77686897,
                "variance": 2095.521733
              },
              {
                "average": 216180882.4,
                "count": 11086184,
                "maximum": 216233894.8,
                "minimum": 216173083.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 16362.33466,
                "variance": 267725995.4
              },
              {
                "average": 0,
                "count": 11086184,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11086184,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11086184,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11086184,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 11086184,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705524.3306,
              5354168.534,
              1306.908865,
              706447.5506,
              5354718.194,
              1541.508865
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705524.3306015377,
                    5354168.534069348,
                    1306.9088652104022
                  ],
                  [
                    705524.3306015377,
                    5354718.194069348,
                    1306.9088652104022
                  ],
                  [
                    706447.5506015377,
                    5354718.194069348,
                    1541.508865210402
                  ],
                  [
                    706447.5506015377,
                    5354168.534069348,
                    1541.508865210402
                  ],
                  [
                    705524.3306015377,
                    5354168.534069348,
                    1306.9088652104022
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:44:54+00:00",
            "end_time": "2018-07-21T01:51:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33224177652181,
              48.70304841811403,
              1645.2633360719801
            ],
            [
              -120.33150084662829,
              48.717052318555425,
              1645.2633360719801
            ],
            [
              -120.31036198400938,
              48.71656046310632,
              2176.50333607198
            ],
            [
              -120.31110876609507,
              48.702556803464766,
              2176.50333607198
            ],
            [
              -120.33224177652181,
              48.70304841811403,
              1645.2633360719801
            ]
          ]
        ]
      },
      "bbox": [
        -120.3322418,
        48.7025568,
        1645.263336,
        -120.310362,
        48.71705232,
        2176.503336
      ],
      "properties": {
        "datetime": "2018-10-11T19:18:45Z",
        "pc:count": 35931821,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697038.7961,
            "count": 35931821,
            "maximum": 697831.4487,
            "minimum": 696274.8487,
            "name": "X",
            "position": 0,
            "stddev": 449.4356726,
            "variance": 201992.4238
          },
          {
            "average": 5398652.35,
            "count": 35931821,
            "maximum": 5399438.445,
            "minimum": 5397880.085,
            "name": "Y",
            "position": 1,
            "stddev": 438.1844496,
            "variance": 192005.6118
          },
          {
            "average": 1893.607588,
            "count": 35931821,
            "maximum": 2176.503336,
            "minimum": 1645.263336,
            "name": "Z",
            "position": 2,
            "stddev": 97.85550822,
            "variance": 9575.700488
          },
          {
            "average": 576.2762706,
            "count": 35931821,
            "maximum": 4095,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.3046451,
            "variance": 203675.8827
          },
          {
            "average": 1.347533736,
            "count": 35931821,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7097389933,
            "variance": 0.5037294387
          },
          {
            "average": 1.69479888,
            "count": 35931821,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.021018458,
            "variance": 1.042478691
          },
          {
            "average": 0.496108505,
            "count": 35931821,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499984863,
            "variance": 0.2499848632
          },
          {
            "average": 0.00031053255,
            "count": 35931821,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01761919772,
            "variance": 0.0003104361281
          },
          {
            "average": 1.463388371,
            "count": 35931821,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5835778397,
            "variance": 0.340563095
          },
          {
            "average": -0.8743663921,
            "count": 35931821,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.03321719,
            "variance": 169.8647502
          },
          {
            "average": 0,
            "count": 35931821,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.7428741,
            "count": 35931821,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.125821129,
            "variance": 4.519115473
          },
          {
            "average": 223319061.6,
            "count": 35931821,
            "maximum": 223320725.9,
            "minimum": 223316642,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1062.850982,
            "variance": 1129652.211
          },
          {
            "average": 0,
            "count": 35931821,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35931821,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35931821,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35931821,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35931821,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696274.8487,
          5397880.085,
          1645.263336,
          697831.4487,
          5399438.445,
          2176.503336
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696274.8486832448,
                5397880.085048262,
                1645.2633360719801
              ],
              [
                696274.8486832448,
                5399438.445048261,
                1645.2633360719801
              ],
              [
                697831.4486832449,
                5399438.445048261,
                2176.50333607198
              ],
              [
                697831.4486832449,
                5397880.085048262,
                2176.50333607198
              ],
              [
                696274.8486832448,
                5397880.085048262,
                1645.2633360719801
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:18:45+00:00",
        "end_time": "2018-10-11T18:10:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3322418,
            48.7025568,
            1645.263336,
            -120.310362,
            48.71705232,
            2176.503336
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33224177652181,
                  48.70304841811403,
                  1645.2633360719801
                ],
                [
                  -120.33150084662829,
                  48.717052318555425,
                  1645.2633360719801
                ],
                [
                  -120.31036198400938,
                  48.71656046310632,
                  2176.50333607198
                ],
                [
                  -120.31110876609507,
                  48.702556803464766,
                  2176.50333607198
                ],
                [
                  -120.33224177652181,
                  48.70304841811403,
                  1645.2633360719801
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:18:45Z",
            "pc:count": 35931821,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697038.7961,
                "count": 35931821,
                "maximum": 697831.4487,
                "minimum": 696274.8487,
                "name": "X",
                "position": 0,
                "stddev": 449.4356726,
                "variance": 201992.4238
              },
              {
                "average": 5398652.35,
                "count": 35931821,
                "maximum": 5399438.445,
                "minimum": 5397880.085,
                "name": "Y",
                "position": 1,
                "stddev": 438.1844496,
                "variance": 192005.6118
              },
              {
                "average": 1893.607588,
                "count": 35931821,
                "maximum": 2176.503336,
                "minimum": 1645.263336,
                "name": "Z",
                "position": 2,
                "stddev": 97.85550822,
                "variance": 9575.700488
              },
              {
                "average": 576.2762706,
                "count": 35931821,
                "maximum": 4095,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.3046451,
                "variance": 203675.8827
              },
              {
                "average": 1.347533736,
                "count": 35931821,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7097389933,
                "variance": 0.5037294387
              },
              {
                "average": 1.69479888,
                "count": 35931821,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.021018458,
                "variance": 1.042478691
              },
              {
                "average": 0.496108505,
                "count": 35931821,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499984863,
                "variance": 0.2499848632
              },
              {
                "average": 0.00031053255,
                "count": 35931821,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01761919772,
                "variance": 0.0003104361281
              },
              {
                "average": 1.463388371,
                "count": 35931821,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5835778397,
                "variance": 0.340563095
              },
              {
                "average": -0.8743663921,
                "count": 35931821,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.03321719,
                "variance": 169.8647502
              },
              {
                "average": 0,
                "count": 35931821,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.7428741,
                "count": 35931821,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.125821129,
                "variance": 4.519115473
              },
              {
                "average": 223319061.6,
                "count": 35931821,
                "maximum": 223320725.9,
                "minimum": 223316642,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1062.850982,
                "variance": 1129652.211
              },
              {
                "average": 0,
                "count": 35931821,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35931821,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35931821,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35931821,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35931821,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696274.8487,
              5397880.085,
              1645.263336,
              697831.4487,
              5399438.445,
              2176.503336
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696274.8486832448,
                    5397880.085048262,
                    1645.2633360719801
                  ],
                  [
                    696274.8486832448,
                    5399438.445048261,
                    1645.2633360719801
                  ],
                  [
                    697831.4486832449,
                    5399438.445048261,
                    2176.50333607198
                  ],
                  [
                    697831.4486832449,
                    5397880.085048262,
                    2176.50333607198
                  ],
                  [
                    696274.8486832448,
                    5397880.085048262,
                    1645.2633360719801
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:18:45+00:00",
            "end_time": "2018-10-11T18:10:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3112446430823,
              48.595128927397155,
              1202.1635805331625
            ],
            [
              -120.3105007123093,
              48.609132850952584,
              1202.1635805331625
            ],
            [
              -120.28940512741227,
              48.60863790732204,
              1770.8435805331628
            ],
            [
              -120.29015487599573,
              48.59463422596014,
              1770.8435805331628
            ],
            [
              -120.3112446430823,
              48.595128927397155,
              1202.1635805331625
            ]
          ]
        ]
      },
      "bbox": [
        -120.3112446,
        48.59463423,
        1202.163581,
        -120.2894051,
        48.60913285,
        1770.843581
      ],
      "properties": {
        "datetime": "2018-10-11T20:13:40Z",
        "pc:count": 51486434,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699021.3945,
            "count": 51486434,
            "maximum": 699799.1326,
            "minimum": 698242.3726,
            "name": "X",
            "position": 0,
            "stddev": 435.9963802,
            "variance": 190092.8436
          },
          {
            "average": 5386735.88,
            "count": 51486434,
            "maximum": 5387498.237,
            "minimum": 5385939.877,
            "name": "Y",
            "position": 1,
            "stddev": 431.2130694,
            "variance": 185944.7112
          },
          {
            "average": 1491.307444,
            "count": 51486434,
            "maximum": 1770.843581,
            "minimum": 1202.163581,
            "name": "Z",
            "position": 2,
            "stddev": 136.1907057,
            "variance": 18547.90831
          },
          {
            "average": 523.4585065,
            "count": 51486434,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 393.5806836,
            "variance": 154905.7545
          },
          {
            "average": 1.698693058,
            "count": 51486434,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8881441627,
            "variance": 0.7888000537
          },
          {
            "average": 2.397602056,
            "count": 51486434,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.086092519,
            "variance": 1.179596959
          },
          {
            "average": 0.497017525,
            "count": 51486434,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999911096,
            "variance": 0.2499911097
          },
          {
            "average": 0.0002737808565,
            "count": 51486434,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01654405953,
            "variance": 0.0002737059059
          },
          {
            "average": 1.227165315,
            "count": 51486434,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4794318313,
            "variance": 0.2298548808
          },
          {
            "average": -0.9494545839,
            "count": 51486434,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.68192974,
            "variance": 136.4674823
          },
          {
            "average": 0,
            "count": 51486434,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.5407806,
            "count": 51486434,
            "maximum": 143,
            "minimum": 135,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.017352641,
            "variance": 4.069711678
          },
          {
            "average": 223321693.7,
            "count": 51486434,
            "maximum": 223324020.5,
            "minimum": 223319963.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1000.540446,
            "variance": 1001081.183
          },
          {
            "average": 0,
            "count": 51486434,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51486434,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51486434,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51486434,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51486434,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698242.3726,
          5385939.877,
          1202.163581,
          699799.1326,
          5387498.237,
          1770.843581
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698242.3726317617,
                5385939.877433924,
                1202.1635805331625
              ],
              [
                698242.3726317617,
                5387498.237433923,
                1202.1635805331625
              ],
              [
                699799.1326317617,
                5387498.237433923,
                1770.8435805331628
              ],
              [
                699799.1326317617,
                5385939.877433924,
                1770.8435805331628
              ],
              [
                698242.3726317617,
                5385939.877433924,
                1202.1635805331625
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:13:40+00:00",
        "end_time": "2018-10-11T19:06:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3112446,
            48.59463423,
            1202.163581,
            -120.2894051,
            48.60913285,
            1770.843581
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3112446430823,
                  48.595128927397155,
                  1202.1635805331625
                ],
                [
                  -120.3105007123093,
                  48.609132850952584,
                  1202.1635805331625
                ],
                [
                  -120.28940512741227,
                  48.60863790732204,
                  1770.8435805331628
                ],
                [
                  -120.29015487599573,
                  48.59463422596014,
                  1770.8435805331628
                ],
                [
                  -120.3112446430823,
                  48.595128927397155,
                  1202.1635805331625
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:13:40Z",
            "pc:count": 51486434,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699021.3945,
                "count": 51486434,
                "maximum": 699799.1326,
                "minimum": 698242.3726,
                "name": "X",
                "position": 0,
                "stddev": 435.9963802,
                "variance": 190092.8436
              },
              {
                "average": 5386735.88,
                "count": 51486434,
                "maximum": 5387498.237,
                "minimum": 5385939.877,
                "name": "Y",
                "position": 1,
                "stddev": 431.2130694,
                "variance": 185944.7112
              },
              {
                "average": 1491.307444,
                "count": 51486434,
                "maximum": 1770.843581,
                "minimum": 1202.163581,
                "name": "Z",
                "position": 2,
                "stddev": 136.1907057,
                "variance": 18547.90831
              },
              {
                "average": 523.4585065,
                "count": 51486434,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 393.5806836,
                "variance": 154905.7545
              },
              {
                "average": 1.698693058,
                "count": 51486434,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8881441627,
                "variance": 0.7888000537
              },
              {
                "average": 2.397602056,
                "count": 51486434,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.086092519,
                "variance": 1.179596959
              },
              {
                "average": 0.497017525,
                "count": 51486434,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999911096,
                "variance": 0.2499911097
              },
              {
                "average": 0.0002737808565,
                "count": 51486434,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01654405953,
                "variance": 0.0002737059059
              },
              {
                "average": 1.227165315,
                "count": 51486434,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4794318313,
                "variance": 0.2298548808
              },
              {
                "average": -0.9494545839,
                "count": 51486434,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.68192974,
                "variance": 136.4674823
              },
              {
                "average": 0,
                "count": 51486434,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.5407806,
                "count": 51486434,
                "maximum": 143,
                "minimum": 135,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.017352641,
                "variance": 4.069711678
              },
              {
                "average": 223321693.7,
                "count": 51486434,
                "maximum": 223324020.5,
                "minimum": 223319963.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1000.540446,
                "variance": 1001081.183
              },
              {
                "average": 0,
                "count": 51486434,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51486434,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51486434,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51486434,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51486434,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698242.3726,
              5385939.877,
              1202.163581,
              699799.1326,
              5387498.237,
              1770.843581
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698242.3726317617,
                    5385939.877433924,
                    1202.1635805331625
                  ],
                  [
                    698242.3726317617,
                    5387498.237433923,
                    1202.1635805331625
                  ],
                  [
                    699799.1326317617,
                    5387498.237433923,
                    1770.8435805331628
                  ],
                  [
                    699799.1326317617,
                    5385939.877433924,
                    1770.8435805331628
                  ],
                  [
                    698242.3726317617,
                    5385939.877433924,
                    1202.1635805331625
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:13:40+00:00",
            "end_time": "2018-10-11T19:06:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33156833998454,
              48.59507511770251,
              1227.1856409847005
            ],
            [
              -120.3308301529705,
              48.60907693767306,
              1227.1856409847005
            ],
            [
              -120.30973559357231,
              48.60858574995144,
              1799.9456409847007
            ],
            [
              -120.31047959742415,
              48.59458417030038,
              1799.9456409847007
            ],
            [
              -120.33156833998454,
              48.59507511770251,
              1227.1856409847005
            ]
          ]
        ]
      },
      "bbox": [
        -120.3315683,
        48.59458417,
        1227.185641,
        -120.3097356,
        48.60907694,
        1799.945641
      ],
      "properties": {
        "datetime": "2018-10-11T19:21:49Z",
        "pc:count": 50491498,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697495.0827,
            "count": 50491498,
            "maximum": 698300.9077,
            "minimum": 696744.2477,
            "name": "X",
            "position": 0,
            "stddev": 445.8372352,
            "variance": 198770.8403
          },
          {
            "average": 5386674.007,
            "count": 50491498,
            "maximum": 5387439.419,
            "minimum": 5385881.319,
            "name": "Y",
            "position": 1,
            "stddev": 433.2703622,
            "variance": 187723.2067
          },
          {
            "average": 1514.613821,
            "count": 50491498,
            "maximum": 1799.945641,
            "minimum": 1227.185641,
            "name": "Z",
            "position": 2,
            "stddev": 133.3653662,
            "variance": 17786.3209
          },
          {
            "average": 559.4390844,
            "count": 50491498,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 400.8094175,
            "variance": 160648.1891
          },
          {
            "average": 1.652367811,
            "count": 50491498,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8666459852,
            "variance": 0.7510752637
          },
          {
            "average": 2.305194332,
            "count": 50491498,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.084172,
            "variance": 1.175428926
          },
          {
            "average": 0.49748524,
            "count": 50491498,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999936809,
            "variance": 0.2499936809
          },
          {
            "average": 0.0002839487947,
            "count": 50491498,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01684838786,
            "variance": 0.0002838681734
          },
          {
            "average": 1.253381134,
            "count": 50491498,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4989070107,
            "variance": 0.2489082053
          },
          {
            "average": -0.9284635938,
            "count": 50491498,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.94919313,
            "variance": 142.7832164
          },
          {
            "average": 0,
            "count": 50491498,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.301118,
            "count": 50491498,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.096566569,
            "variance": 4.395591379
          },
          {
            "average": 223319088,
            "count": 50491498,
            "maximum": 223320909.7,
            "minimum": 223316824,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1051.734175,
            "variance": 1106144.775
          },
          {
            "average": 0,
            "count": 50491498,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50491498,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50491498,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50491498,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50491498,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696744.2477,
          5385881.319,
          1227.185641,
          698300.9077,
          5387439.419,
          1799.945641
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696744.2476811039,
                5385881.318947759,
                1227.1856409847005
              ],
              [
                696744.2476811039,
                5387439.418947759,
                1227.1856409847005
              ],
              [
                698300.9076811038,
                5387439.418947759,
                1799.9456409847007
              ],
              [
                698300.9076811038,
                5385881.318947759,
                1799.9456409847007
              ],
              [
                696744.2476811039,
                5385881.318947759,
                1227.1856409847005
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:21:49+00:00",
        "end_time": "2018-10-11T18:13:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3315683,
            48.59458417,
            1227.185641,
            -120.3097356,
            48.60907694,
            1799.945641
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33156833998454,
                  48.59507511770251,
                  1227.1856409847005
                ],
                [
                  -120.3308301529705,
                  48.60907693767306,
                  1227.1856409847005
                ],
                [
                  -120.30973559357231,
                  48.60858574995144,
                  1799.9456409847007
                ],
                [
                  -120.31047959742415,
                  48.59458417030038,
                  1799.9456409847007
                ],
                [
                  -120.33156833998454,
                  48.59507511770251,
                  1227.1856409847005
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:21:49Z",
            "pc:count": 50491498,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697495.0827,
                "count": 50491498,
                "maximum": 698300.9077,
                "minimum": 696744.2477,
                "name": "X",
                "position": 0,
                "stddev": 445.8372352,
                "variance": 198770.8403
              },
              {
                "average": 5386674.007,
                "count": 50491498,
                "maximum": 5387439.419,
                "minimum": 5385881.319,
                "name": "Y",
                "position": 1,
                "stddev": 433.2703622,
                "variance": 187723.2067
              },
              {
                "average": 1514.613821,
                "count": 50491498,
                "maximum": 1799.945641,
                "minimum": 1227.185641,
                "name": "Z",
                "position": 2,
                "stddev": 133.3653662,
                "variance": 17786.3209
              },
              {
                "average": 559.4390844,
                "count": 50491498,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 400.8094175,
                "variance": 160648.1891
              },
              {
                "average": 1.652367811,
                "count": 50491498,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8666459852,
                "variance": 0.7510752637
              },
              {
                "average": 2.305194332,
                "count": 50491498,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.084172,
                "variance": 1.175428926
              },
              {
                "average": 0.49748524,
                "count": 50491498,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999936809,
                "variance": 0.2499936809
              },
              {
                "average": 0.0002839487947,
                "count": 50491498,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01684838786,
                "variance": 0.0002838681734
              },
              {
                "average": 1.253381134,
                "count": 50491498,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4989070107,
                "variance": 0.2489082053
              },
              {
                "average": -0.9284635938,
                "count": 50491498,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.94919313,
                "variance": 142.7832164
              },
              {
                "average": 0,
                "count": 50491498,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.301118,
                "count": 50491498,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.096566569,
                "variance": 4.395591379
              },
              {
                "average": 223319088,
                "count": 50491498,
                "maximum": 223320909.7,
                "minimum": 223316824,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1051.734175,
                "variance": 1106144.775
              },
              {
                "average": 0,
                "count": 50491498,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50491498,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50491498,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50491498,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50491498,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696744.2477,
              5385881.319,
              1227.185641,
              698300.9077,
              5387439.419,
              1799.945641
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696744.2476811039,
                    5385881.318947759,
                    1227.1856409847005
                  ],
                  [
                    696744.2476811039,
                    5387439.418947759,
                    1227.1856409847005
                  ],
                  [
                    698300.9076811038,
                    5387439.418947759,
                    1799.9456409847007
                  ],
                  [
                    698300.9076811038,
                    5385881.318947759,
                    1799.9456409847007
                  ],
                  [
                    696744.2476811039,
                    5385881.318947759,
                    1227.1856409847005
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:21:49+00:00",
            "end_time": "2018-10-11T18:13:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29106780192451,
              48.62217196782866,
              1169.283041547022
            ],
            [
              -120.2903175417347,
              48.63617631139444,
              1169.283041547022
            ],
            [
              -120.2692115795935,
              48.635677477623645,
              1663.5230415470223
            ],
            [
              -120.26996766599349,
              48.62167337819188,
              1663.5230415470223
            ],
            [
              -120.29106780192451,
              48.62217196782866,
              1169.283041547022
            ]
          ]
        ]
      },
      "bbox": [
        -120.2910678,
        48.62167338,
        1169.283042,
        -120.2692116,
        48.63617631,
        1663.523042
      ],
      "properties": {
        "datetime": "2018-10-11T20:48:28Z",
        "pc:count": 47133796,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700413.8293,
            "count": 47133796,
            "maximum": 701179.9082,
            "minimum": 699623.1882,
            "name": "X",
            "position": 0,
            "stddev": 415.6903408,
            "variance": 172798.4594
          },
          {
            "average": 5389744.311,
            "count": 47133796,
            "maximum": 5390556.532,
            "minimum": 5388998.092,
            "name": "Y",
            "position": 1,
            "stddev": 430.7160569,
            "variance": 185516.3217
          },
          {
            "average": 1447.064212,
            "count": 47133796,
            "maximum": 1663.523042,
            "minimum": 1169.283042,
            "name": "Z",
            "position": 2,
            "stddev": 121.3046487,
            "variance": 14714.81779
          },
          {
            "average": 534.9198852,
            "count": 47133796,
            "maximum": 2622,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 384.1023416,
            "variance": 147534.6088
          },
          {
            "average": 1.656513916,
            "count": 47133796,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8815983238,
            "variance": 0.7772156045
          },
          {
            "average": 2.313038228,
            "count": 47133796,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.115454722,
            "variance": 1.244239237
          },
          {
            "average": 0.4960040562,
            "count": 47133796,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999840375,
            "variance": 0.2499840377
          },
          {
            "average": 0.0002647145161,
            "count": 47133796,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01626789624,
            "variance": 0.0002646444479
          },
          {
            "average": 1.262790377,
            "count": 47133796,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4969052627,
            "variance": 0.2469148401
          },
          {
            "average": 0.9805033944,
            "count": 47133796,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.40717768,
            "variance": 130.1237026
          },
          {
            "average": 0,
            "count": 47133796,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.1728201,
            "count": 47133796,
            "maximum": 148,
            "minimum": 139,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.025374306,
            "variance": 4.10214108
          },
          {
            "average": 223324331,
            "count": 47133796,
            "maximum": 223326108.7,
            "minimum": 223321991,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1030.717045,
            "variance": 1062377.628
          },
          {
            "average": 0,
            "count": 47133796,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47133796,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47133796,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47133796,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47133796,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699623.1882,
          5388998.092,
          1169.283042,
          701179.9082,
          5390556.532,
          1663.523042
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699623.1881997747,
                5388998.092099429,
                1169.283041547022
              ],
              [
                699623.1881997747,
                5390556.532099429,
                1169.283041547022
              ],
              [
                701179.9081997747,
                5390556.532099429,
                1663.5230415470223
              ],
              [
                701179.9081997747,
                5388998.092099429,
                1663.5230415470223
              ],
              [
                699623.1881997747,
                5388998.092099429,
                1169.283041547022
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:48:28+00:00",
        "end_time": "2018-10-11T19:39:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2910678,
            48.62167338,
            1169.283042,
            -120.2692116,
            48.63617631,
            1663.523042
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29106780192451,
                  48.62217196782866,
                  1169.283041547022
                ],
                [
                  -120.2903175417347,
                  48.63617631139444,
                  1169.283041547022
                ],
                [
                  -120.2692115795935,
                  48.635677477623645,
                  1663.5230415470223
                ],
                [
                  -120.26996766599349,
                  48.62167337819188,
                  1663.5230415470223
                ],
                [
                  -120.29106780192451,
                  48.62217196782866,
                  1169.283041547022
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:48:28Z",
            "pc:count": 47133796,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700413.8293,
                "count": 47133796,
                "maximum": 701179.9082,
                "minimum": 699623.1882,
                "name": "X",
                "position": 0,
                "stddev": 415.6903408,
                "variance": 172798.4594
              },
              {
                "average": 5389744.311,
                "count": 47133796,
                "maximum": 5390556.532,
                "minimum": 5388998.092,
                "name": "Y",
                "position": 1,
                "stddev": 430.7160569,
                "variance": 185516.3217
              },
              {
                "average": 1447.064212,
                "count": 47133796,
                "maximum": 1663.523042,
                "minimum": 1169.283042,
                "name": "Z",
                "position": 2,
                "stddev": 121.3046487,
                "variance": 14714.81779
              },
              {
                "average": 534.9198852,
                "count": 47133796,
                "maximum": 2622,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 384.1023416,
                "variance": 147534.6088
              },
              {
                "average": 1.656513916,
                "count": 47133796,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8815983238,
                "variance": 0.7772156045
              },
              {
                "average": 2.313038228,
                "count": 47133796,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.115454722,
                "variance": 1.244239237
              },
              {
                "average": 0.4960040562,
                "count": 47133796,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999840375,
                "variance": 0.2499840377
              },
              {
                "average": 0.0002647145161,
                "count": 47133796,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01626789624,
                "variance": 0.0002646444479
              },
              {
                "average": 1.262790377,
                "count": 47133796,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4969052627,
                "variance": 0.2469148401
              },
              {
                "average": 0.9805033944,
                "count": 47133796,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.40717768,
                "variance": 130.1237026
              },
              {
                "average": 0,
                "count": 47133796,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.1728201,
                "count": 47133796,
                "maximum": 148,
                "minimum": 139,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.025374306,
                "variance": 4.10214108
              },
              {
                "average": 223324331,
                "count": 47133796,
                "maximum": 223326108.7,
                "minimum": 223321991,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1030.717045,
                "variance": 1062377.628
              },
              {
                "average": 0,
                "count": 47133796,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47133796,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47133796,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47133796,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47133796,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699623.1882,
              5388998.092,
              1169.283042,
              701179.9082,
              5390556.532,
              1663.523042
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699623.1881997747,
                    5388998.092099429,
                    1169.283041547022
                  ],
                  [
                    699623.1881997747,
                    5390556.532099429,
                    1169.283041547022
                  ],
                  [
                    701179.9081997747,
                    5390556.532099429,
                    1663.5230415470223
                  ],
                  [
                    701179.9081997747,
                    5388998.092099429,
                    1663.5230415470223
                  ],
                  [
                    699623.1881997747,
                    5388998.092099429,
                    1169.283041547022
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:48:28+00:00",
            "end_time": "2018-10-11T19:39:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2509707748412,
              48.74374038249657,
              1616.4259685584539
            ],
            [
              -120.25021298040546,
              48.75761906116874,
              1616.4259685584539
            ],
            [
              -120.2290582611988,
              48.757111974030515,
              2207.825968558454
            ],
            [
              -120.22982186739993,
              48.743233541442095,
              2207.825968558454
            ],
            [
              -120.2509707748412,
              48.74374038249657,
              1616.4259685584539
            ]
          ]
        ]
      },
      "bbox": [
        -120.2509708,
        48.74323354,
        1616.425969,
        -120.2290583,
        48.75761906,
        2207.825969
      ],
      "properties": {
        "datetime": "2018-07-21T19:57:20Z",
        "pc:count": 45752189,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702858.292,
            "count": 45752189,
            "maximum": 703647.0316,
            "minimum": 702090.4116,
            "name": "X",
            "position": 0,
            "stddev": 424.1516932,
            "variance": 179904.6588
          },
          {
            "average": 5403322.815,
            "count": 45752189,
            "maximum": 5404159.758,
            "minimum": 5402615.218,
            "name": "Y",
            "position": 1,
            "stddev": 427.6610175,
            "variance": 182893.9459
          },
          {
            "average": 1893.667937,
            "count": 45752189,
            "maximum": 2207.825969,
            "minimum": 1616.425969,
            "name": "Z",
            "position": 2,
            "stddev": 133.5396689,
            "variance": 17832.84316
          },
          {
            "average": 1509.446141,
            "count": 45752189,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 955.9319976,
            "variance": 913805.984
          },
          {
            "average": 1.327856947,
            "count": 45752189,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7176590539,
            "variance": 0.5150345176
          },
          {
            "average": 1.655616543,
            "count": 45752189,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.053323332,
            "variance": 1.109490042
          },
          {
            "average": 0.4979854188,
            "count": 45752189,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999959469,
            "variance": 0.2499959469
          },
          {
            "average": 0.0002728612613,
            "count": 45752189,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01651625908,
            "variance": 0.000272786814
          },
          {
            "average": 1.46086208,
            "count": 45752189,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5384355151,
            "variance": 0.289912804
          },
          {
            "average": -0.3491282234,
            "count": 45752189,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.5676477,
            "variance": 184.0810641
          },
          {
            "average": 0,
            "count": 45752189,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 41.07588419,
            "count": 45752189,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 60.38857528,
            "variance": 3646.780024
          },
          {
            "average": 216225909.4,
            "count": 45752189,
            "maximum": 216238240.8,
            "minimum": 216175932.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21957.45693,
            "variance": 482129915
          },
          {
            "average": 0,
            "count": 45752189,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45752189,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45752189,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45752189,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45752189,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702090.4116,
          5402615.218,
          1616.425969,
          703647.0316,
          5404159.758,
          2207.825969
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702090.4115592977,
                5402615.218273338,
                1616.4259685584539
              ],
              [
                702090.4115592977,
                5404159.758273337,
                1616.4259685584539
              ],
              [
                703647.0315592978,
                5404159.758273337,
                2207.825968558454
              ],
              [
                703647.0315592978,
                5402615.218273338,
                2207.825968558454
              ],
              [
                702090.4115592977,
                5402615.218273338,
                1616.4259685584539
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:57:20+00:00",
        "end_time": "2018-07-21T02:38:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2509708,
            48.74323354,
            1616.425969,
            -120.2290583,
            48.75761906,
            2207.825969
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2509707748412,
                  48.74374038249657,
                  1616.4259685584539
                ],
                [
                  -120.25021298040546,
                  48.75761906116874,
                  1616.4259685584539
                ],
                [
                  -120.2290582611988,
                  48.757111974030515,
                  2207.825968558454
                ],
                [
                  -120.22982186739993,
                  48.743233541442095,
                  2207.825968558454
                ],
                [
                  -120.2509707748412,
                  48.74374038249657,
                  1616.4259685584539
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:57:20Z",
            "pc:count": 45752189,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702858.292,
                "count": 45752189,
                "maximum": 703647.0316,
                "minimum": 702090.4116,
                "name": "X",
                "position": 0,
                "stddev": 424.1516932,
                "variance": 179904.6588
              },
              {
                "average": 5403322.815,
                "count": 45752189,
                "maximum": 5404159.758,
                "minimum": 5402615.218,
                "name": "Y",
                "position": 1,
                "stddev": 427.6610175,
                "variance": 182893.9459
              },
              {
                "average": 1893.667937,
                "count": 45752189,
                "maximum": 2207.825969,
                "minimum": 1616.425969,
                "name": "Z",
                "position": 2,
                "stddev": 133.5396689,
                "variance": 17832.84316
              },
              {
                "average": 1509.446141,
                "count": 45752189,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 955.9319976,
                "variance": 913805.984
              },
              {
                "average": 1.327856947,
                "count": 45752189,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7176590539,
                "variance": 0.5150345176
              },
              {
                "average": 1.655616543,
                "count": 45752189,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.053323332,
                "variance": 1.109490042
              },
              {
                "average": 0.4979854188,
                "count": 45752189,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999959469,
                "variance": 0.2499959469
              },
              {
                "average": 0.0002728612613,
                "count": 45752189,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01651625908,
                "variance": 0.000272786814
              },
              {
                "average": 1.46086208,
                "count": 45752189,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5384355151,
                "variance": 0.289912804
              },
              {
                "average": -0.3491282234,
                "count": 45752189,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.5676477,
                "variance": 184.0810641
              },
              {
                "average": 0,
                "count": 45752189,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 41.07588419,
                "count": 45752189,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 60.38857528,
                "variance": 3646.780024
              },
              {
                "average": 216225909.4,
                "count": 45752189,
                "maximum": 216238240.8,
                "minimum": 216175932.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21957.45693,
                "variance": 482129915
              },
              {
                "average": 0,
                "count": 45752189,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45752189,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45752189,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45752189,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45752189,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702090.4116,
              5402615.218,
              1616.425969,
              703647.0316,
              5404159.758,
              2207.825969
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702090.4115592977,
                    5402615.218273338,
                    1616.4259685584539
                  ],
                  [
                    702090.4115592977,
                    5404159.758273337,
                    1616.4259685584539
                  ],
                  [
                    703647.0315592978,
                    5404159.758273337,
                    2207.825968558454
                  ],
                  [
                    703647.0315592978,
                    5402615.218273338,
                    2207.825968558454
                  ],
                  [
                    702090.4115592977,
                    5402615.218273338,
                    1616.4259685584539
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:57:20+00:00",
            "end_time": "2018-07-21T02:38:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33257830354466,
              48.75703916644624,
              1518.0554039117915
            ],
            [
              -120.33183596438525,
              48.77104473616134,
              1518.0554039117915
            ],
            [
              -120.31067580020677,
              48.770552569813795,
              2584.0554039117915
            ],
            [
              -120.3114240093391,
              48.75654724113983,
              2584.0554039117915
            ],
            [
              -120.33257830354466,
              48.75703916644624,
              1518.0554039117915
            ]
          ]
        ]
      },
      "bbox": [
        -120.3325783,
        48.75654724,
        1518.055404,
        -120.3106758,
        48.77104474,
        2584.055404
      ],
      "properties": {
        "datetime": "2018-10-11T19:17:12Z",
        "pc:count": 30661858,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 696874.6394,
            "count": 30661858,
            "maximum": 697596.4637,
            "minimum": 696039.9637,
            "name": "X",
            "position": 0,
            "stddev": 437.7837772,
            "variance": 191654.6356
          },
          {
            "average": 5404632.517,
            "count": 30661858,
            "maximum": 5405438.551,
            "minimum": 5403879.991,
            "name": "Y",
            "position": 1,
            "stddev": 433.7942794,
            "variance": 188177.4769
          },
          {
            "average": 2060.797016,
            "count": 30661858,
            "maximum": 2584.055404,
            "minimum": 1518.055404,
            "name": "Z",
            "position": 2,
            "stddev": 253.3197815,
            "variance": 64170.91172
          },
          {
            "average": 878.6937726,
            "count": 30661858,
            "maximum": 3563,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 591.5369091,
            "variance": 349915.9149
          },
          {
            "average": 1.197460408,
            "count": 30661858,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5287849653,
            "variance": 0.2796135396
          },
          {
            "average": 1.394775457,
            "count": 30661858,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7759539303,
            "variance": 0.602104502
          },
          {
            "average": 0.4976012217,
            "count": 30661858,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499994254,
            "variance": 0.249994254
          },
          {
            "average": 0.0002782936377,
            "count": 30661858,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01667981413,
            "variance": 0.0002782161994
          },
          {
            "average": 1.372159117,
            "count": 30661858,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5483055359,
            "variance": 0.3006389607
          },
          {
            "average": -1.192151688,
            "count": 30661858,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.37274382,
            "variance": 178.8302773
          },
          {
            "average": 0,
            "count": 30661858,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.8909384,
            "count": 30661858,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.916031207,
            "variance": 3.671175587
          },
          {
            "average": 223319134.7,
            "count": 30661858,
            "maximum": 223320632.1,
            "minimum": 223316552.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 966.4826789,
            "variance": 934088.7686
          },
          {
            "average": 0,
            "count": 30661858,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30661858,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30661858,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30661858,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30661858,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696039.9637,
          5403879.991,
          1518.055404,
          697596.4637,
          5405438.551,
          2584.055404
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696039.9636753047,
                5403879.991354839,
                1518.0554039117915
              ],
              [
                696039.9636753047,
                5405438.5513548395,
                1518.0554039117915
              ],
              [
                697596.4636753047,
                5405438.5513548395,
                2584.0554039117915
              ],
              [
                697596.4636753047,
                5403879.991354839,
                2584.0554039117915
              ],
              [
                696039.9636753047,
                5403879.991354839,
                1518.0554039117915
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:17:12+00:00",
        "end_time": "2018-10-11T18:09:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3325783,
            48.75654724,
            1518.055404,
            -120.3106758,
            48.77104474,
            2584.055404
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33257830354466,
                  48.75703916644624,
                  1518.0554039117915
                ],
                [
                  -120.33183596438525,
                  48.77104473616134,
                  1518.0554039117915
                ],
                [
                  -120.31067580020677,
                  48.770552569813795,
                  2584.0554039117915
                ],
                [
                  -120.3114240093391,
                  48.75654724113983,
                  2584.0554039117915
                ],
                [
                  -120.33257830354466,
                  48.75703916644624,
                  1518.0554039117915
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:17:12Z",
            "pc:count": 30661858,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 696874.6394,
                "count": 30661858,
                "maximum": 697596.4637,
                "minimum": 696039.9637,
                "name": "X",
                "position": 0,
                "stddev": 437.7837772,
                "variance": 191654.6356
              },
              {
                "average": 5404632.517,
                "count": 30661858,
                "maximum": 5405438.551,
                "minimum": 5403879.991,
                "name": "Y",
                "position": 1,
                "stddev": 433.7942794,
                "variance": 188177.4769
              },
              {
                "average": 2060.797016,
                "count": 30661858,
                "maximum": 2584.055404,
                "minimum": 1518.055404,
                "name": "Z",
                "position": 2,
                "stddev": 253.3197815,
                "variance": 64170.91172
              },
              {
                "average": 878.6937726,
                "count": 30661858,
                "maximum": 3563,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 591.5369091,
                "variance": 349915.9149
              },
              {
                "average": 1.197460408,
                "count": 30661858,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5287849653,
                "variance": 0.2796135396
              },
              {
                "average": 1.394775457,
                "count": 30661858,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7759539303,
                "variance": 0.602104502
              },
              {
                "average": 0.4976012217,
                "count": 30661858,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499994254,
                "variance": 0.249994254
              },
              {
                "average": 0.0002782936377,
                "count": 30661858,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01667981413,
                "variance": 0.0002782161994
              },
              {
                "average": 1.372159117,
                "count": 30661858,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5483055359,
                "variance": 0.3006389607
              },
              {
                "average": -1.192151688,
                "count": 30661858,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.37274382,
                "variance": 178.8302773
              },
              {
                "average": 0,
                "count": 30661858,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.8909384,
                "count": 30661858,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.916031207,
                "variance": 3.671175587
              },
              {
                "average": 223319134.7,
                "count": 30661858,
                "maximum": 223320632.1,
                "minimum": 223316552.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 966.4826789,
                "variance": 934088.7686
              },
              {
                "average": 0,
                "count": 30661858,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30661858,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30661858,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30661858,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30661858,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696039.9637,
              5403879.991,
              1518.055404,
              697596.4637,
              5405438.551,
              2584.055404
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696039.9636753047,
                    5403879.991354839,
                    1518.0554039117915
                  ],
                  [
                    696039.9636753047,
                    5405438.5513548395,
                    1518.0554039117915
                  ],
                  [
                    697596.4636753047,
                    5405438.5513548395,
                    2584.0554039117915
                  ],
                  [
                    697596.4636753047,
                    5403879.991354839,
                    2584.0554039117915
                  ],
                  [
                    696039.9636753047,
                    5403879.991354839,
                    1518.0554039117915
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:17:12+00:00",
            "end_time": "2018-10-11T18:09:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2095170092001,
              48.56835557546397,
              778.7999988444767
            ],
            [
              -120.20874565007179,
              48.582358911963794,
              778.7999988444767
            ],
            [
              -120.18766111841698,
              48.5818454943196,
              1061.4199988444768
            ],
            [
              -120.18843828557398,
              48.56784240901273,
              1061.4199988444768
            ],
            [
              -120.2095170092001,
              48.56835557546397,
              778.7999988444767
            ]
          ]
        ]
      },
      "bbox": [
        -120.209517,
        48.56784241,
        778.7999988,
        -120.1876611,
        48.58235891,
        1061.419999
      ],
      "properties": {
        "datetime": "2018-07-21T02:13:56Z",
        "pc:count": 44229888,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706595.1581,
            "count": 44229888,
            "maximum": 707407.7053,
            "minimum": 705850.8053,
            "name": "X",
            "position": 0,
            "stddev": 436.6777999,
            "variance": 190687.5009
          },
          {
            "average": 5384059.497,
            "count": 44229888,
            "maximum": 5384791.861,
            "minimum": 5383233.441,
            "name": "Y",
            "position": 1,
            "stddev": 434.0579637,
            "variance": 188406.3158
          },
          {
            "average": 929.7867067,
            "count": 44229888,
            "maximum": 1061.419999,
            "minimum": 778.7999988,
            "name": "Z",
            "position": 2,
            "stddev": 52.2473431,
            "variance": 2729.784861
          },
          {
            "average": 1023.528499,
            "count": 44229888,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 489.7658019,
            "variance": 239870.5407
          },
          {
            "average": 1.233385149,
            "count": 44229888,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5620978156,
            "variance": 0.3159539543
          },
          {
            "average": 1.4659504,
            "count": 44229888,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8115290021,
            "variance": 0.6585793213
          },
          {
            "average": 0.4959194335,
            "count": 44229888,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999833544,
            "variance": 0.2499833546
          },
          {
            "average": 0.0003224516417,
            "count": 44229888,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01795404339,
            "variance": 0.000322347674
          },
          {
            "average": 1.427940423,
            "count": 44229888,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5122405003,
            "variance": 0.2623903302
          },
          {
            "average": 0.08962906875,
            "count": 44229888,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.5658745,
            "variance": 111.637704
          },
          {
            "average": 0,
            "count": 44229888,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.0120694,
            "count": 44229888,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.559451942,
            "variance": 6.550794242
          },
          {
            "average": 216171512.3,
            "count": 44229888,
            "maximum": 216174436.7,
            "minimum": 216168371.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1280.444419,
            "variance": 1639537.91
          },
          {
            "average": 0,
            "count": 44229888,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44229888,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44229888,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44229888,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44229888,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705850.8053,
          5383233.441,
          778.7999988,
          707407.7053,
          5384791.861,
          1061.419999
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705850.8052811243,
                5383233.441181028,
                778.7999988444767
              ],
              [
                705850.8052811243,
                5384791.861181028,
                778.7999988444767
              ],
              [
                707407.7052811242,
                5384791.861181028,
                1061.4199988444768
              ],
              [
                707407.7052811242,
                5383233.441181028,
                1061.4199988444768
              ],
              [
                705850.8052811243,
                5383233.441181028,
                778.7999988444767
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:13:56+00:00",
        "end_time": "2018-07-21T00:32:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.209517,
            48.56784241,
            778.7999988,
            -120.1876611,
            48.58235891,
            1061.419999
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2095170092001,
                  48.56835557546397,
                  778.7999988444767
                ],
                [
                  -120.20874565007179,
                  48.582358911963794,
                  778.7999988444767
                ],
                [
                  -120.18766111841698,
                  48.5818454943196,
                  1061.4199988444768
                ],
                [
                  -120.18843828557398,
                  48.56784240901273,
                  1061.4199988444768
                ],
                [
                  -120.2095170092001,
                  48.56835557546397,
                  778.7999988444767
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:13:56Z",
            "pc:count": 44229888,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706595.1581,
                "count": 44229888,
                "maximum": 707407.7053,
                "minimum": 705850.8053,
                "name": "X",
                "position": 0,
                "stddev": 436.6777999,
                "variance": 190687.5009
              },
              {
                "average": 5384059.497,
                "count": 44229888,
                "maximum": 5384791.861,
                "minimum": 5383233.441,
                "name": "Y",
                "position": 1,
                "stddev": 434.0579637,
                "variance": 188406.3158
              },
              {
                "average": 929.7867067,
                "count": 44229888,
                "maximum": 1061.419999,
                "minimum": 778.7999988,
                "name": "Z",
                "position": 2,
                "stddev": 52.2473431,
                "variance": 2729.784861
              },
              {
                "average": 1023.528499,
                "count": 44229888,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 489.7658019,
                "variance": 239870.5407
              },
              {
                "average": 1.233385149,
                "count": 44229888,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5620978156,
                "variance": 0.3159539543
              },
              {
                "average": 1.4659504,
                "count": 44229888,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8115290021,
                "variance": 0.6585793213
              },
              {
                "average": 0.4959194335,
                "count": 44229888,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999833544,
                "variance": 0.2499833546
              },
              {
                "average": 0.0003224516417,
                "count": 44229888,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01795404339,
                "variance": 0.000322347674
              },
              {
                "average": 1.427940423,
                "count": 44229888,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5122405003,
                "variance": 0.2623903302
              },
              {
                "average": 0.08962906875,
                "count": 44229888,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.5658745,
                "variance": 111.637704
              },
              {
                "average": 0,
                "count": 44229888,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.0120694,
                "count": 44229888,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.559451942,
                "variance": 6.550794242
              },
              {
                "average": 216171512.3,
                "count": 44229888,
                "maximum": 216174436.7,
                "minimum": 216168371.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1280.444419,
                "variance": 1639537.91
              },
              {
                "average": 0,
                "count": 44229888,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44229888,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44229888,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44229888,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44229888,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705850.8053,
              5383233.441,
              778.7999988,
              707407.7053,
              5384791.861,
              1061.419999
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705850.8052811243,
                    5383233.441181028,
                    778.7999988444767
                  ],
                  [
                    705850.8052811243,
                    5384791.861181028,
                    778.7999988444767
                  ],
                  [
                    707407.7052811242,
                    5384791.861181028,
                    1061.4199988444768
                  ],
                  [
                    707407.7052811242,
                    5383233.441181028,
                    1061.4199988444768
                  ],
                  [
                    705850.8052811243,
                    5383233.441181028,
                    778.7999988444767
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:13:56+00:00",
            "end_time": "2018-07-21T00:32:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29069900599009,
              48.554691503979726,
              1075.665346376909
            ],
            [
              -120.28995052613672,
              48.568694031149576,
              1075.665346376909
            ],
            [
              -120.268871854719,
              48.568195625269766,
              1453.3853463769092
            ],
            [
              -120.26962613865093,
              48.55419334191951,
              1453.3853463769092
            ],
            [
              -120.29069900599009,
              48.554691503979726,
              1075.665346376909
            ]
          ]
        ]
      },
      "bbox": [
        -120.290699,
        48.55419334,
        1075.665346,
        -120.2688719,
        48.56869403,
        1453.385346
      ],
      "properties": {
        "datetime": "2018-10-11T21:18:59Z",
        "pc:count": 56438817,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700675.0513,
            "count": 56438817,
            "maximum": 701473.3153,
            "minimum": 699916.5353,
            "name": "X",
            "position": 0,
            "stddev": 410.8200726,
            "variance": 168773.132
          },
          {
            "average": 5382261.102,
            "count": 56438817,
            "maximum": 5383057.374,
            "minimum": 5381499.154,
            "name": "Y",
            "position": 1,
            "stddev": 426.0240651,
            "variance": 181496.504
          },
          {
            "average": 1196.133416,
            "count": 56438817,
            "maximum": 1453.385346,
            "minimum": 1075.665346,
            "name": "Z",
            "position": 2,
            "stddev": 54.01944442,
            "variance": 2918.100376
          },
          {
            "average": 658.7851083,
            "count": 56438817,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 480.5073924,
            "variance": 230887.3541
          },
          {
            "average": 1.541109854,
            "count": 56438817,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7924278982,
            "variance": 0.6279419738
          },
          {
            "average": 2.082028473,
            "count": 56438817,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.02458445,
            "variance": 1.049773294
          },
          {
            "average": 0.4971798399,
            "count": 56438817,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999920511,
            "variance": 0.2499920511
          },
          {
            "average": 0.000236787387,
            "count": 56438817,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01538607562,
            "variance": 0.0002367313229
          },
          {
            "average": 1.278590389,
            "count": 56438817,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4782344312,
            "variance": 0.2287081711
          },
          {
            "average": 0.3990330275,
            "count": 56438817,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.61674416,
            "variance": 112.7152566
          },
          {
            "average": 0,
            "count": 56438817,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 122.7796682,
            "count": 56438817,
            "maximum": 150,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.2062127,
            "variance": 1239.477412
          },
          {
            "average": 223005789.3,
            "count": 56438817,
            "maximum": 223327939.5,
            "minimum": 222115651.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 532507.5709,
            "variance": 283564313100.0
          },
          {
            "average": 0,
            "count": 56438817,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56438817,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56438817,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56438817,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56438817,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699916.5353,
          5381499.154,
          1075.665346,
          701473.3153,
          5383057.374,
          1453.385346
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699916.5352522127,
                5381499.154264272,
                1075.665346376909
              ],
              [
                699916.5352522127,
                5383057.374264273,
                1075.665346376909
              ],
              [
                701473.3152522127,
                5383057.374264273,
                1453.3853463769092
              ],
              [
                701473.3152522127,
                5381499.154264272,
                1453.3853463769092
              ],
              [
                699916.5352522127,
                5381499.154264272,
                1075.665346376909
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:18:59+00:00",
        "end_time": "2018-09-27T20:34:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.290699,
            48.55419334,
            1075.665346,
            -120.2688719,
            48.56869403,
            1453.385346
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29069900599009,
                  48.554691503979726,
                  1075.665346376909
                ],
                [
                  -120.28995052613672,
                  48.568694031149576,
                  1075.665346376909
                ],
                [
                  -120.268871854719,
                  48.568195625269766,
                  1453.3853463769092
                ],
                [
                  -120.26962613865093,
                  48.55419334191951,
                  1453.3853463769092
                ],
                [
                  -120.29069900599009,
                  48.554691503979726,
                  1075.665346376909
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:18:59Z",
            "pc:count": 56438817,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700675.0513,
                "count": 56438817,
                "maximum": 701473.3153,
                "minimum": 699916.5353,
                "name": "X",
                "position": 0,
                "stddev": 410.8200726,
                "variance": 168773.132
              },
              {
                "average": 5382261.102,
                "count": 56438817,
                "maximum": 5383057.374,
                "minimum": 5381499.154,
                "name": "Y",
                "position": 1,
                "stddev": 426.0240651,
                "variance": 181496.504
              },
              {
                "average": 1196.133416,
                "count": 56438817,
                "maximum": 1453.385346,
                "minimum": 1075.665346,
                "name": "Z",
                "position": 2,
                "stddev": 54.01944442,
                "variance": 2918.100376
              },
              {
                "average": 658.7851083,
                "count": 56438817,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 480.5073924,
                "variance": 230887.3541
              },
              {
                "average": 1.541109854,
                "count": 56438817,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7924278982,
                "variance": 0.6279419738
              },
              {
                "average": 2.082028473,
                "count": 56438817,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.02458445,
                "variance": 1.049773294
              },
              {
                "average": 0.4971798399,
                "count": 56438817,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999920511,
                "variance": 0.2499920511
              },
              {
                "average": 0.000236787387,
                "count": 56438817,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01538607562,
                "variance": 0.0002367313229
              },
              {
                "average": 1.278590389,
                "count": 56438817,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4782344312,
                "variance": 0.2287081711
              },
              {
                "average": 0.3990330275,
                "count": 56438817,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.61674416,
                "variance": 112.7152566
              },
              {
                "average": 0,
                "count": 56438817,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 122.7796682,
                "count": 56438817,
                "maximum": 150,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.2062127,
                "variance": 1239.477412
              },
              {
                "average": 223005789.3,
                "count": 56438817,
                "maximum": 223327939.5,
                "minimum": 222115651.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 532507.5709,
                "variance": 283564313100.0
              },
              {
                "average": 0,
                "count": 56438817,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56438817,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56438817,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56438817,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56438817,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699916.5353,
              5381499.154,
              1075.665346,
              701473.3153,
              5383057.374,
              1453.385346
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699916.5352522127,
                    5381499.154264272,
                    1075.665346376909
                  ],
                  [
                    699916.5352522127,
                    5383057.374264273,
                    1075.665346376909
                  ],
                  [
                    701473.3152522127,
                    5383057.374264273,
                    1453.3853463769092
                  ],
                  [
                    701473.3152522127,
                    5381499.154264272,
                    1453.3853463769092
                  ],
                  [
                    699916.5352522127,
                    5381499.154264272,
                    1075.665346376909
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:18:59+00:00",
            "end_time": "2018-09-27T20:34:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22884574751438,
              48.338910152831254,
              648.6365758897061
            ],
            [
              -120.22808613659352,
              48.35290942743595,
              648.6365758897061
            ],
            [
              -120.2070958210021,
              48.35240133811929,
              1071.1165758897062
            ],
            [
              -120.20786116591722,
              48.338402311783994,
              1071.1165758897062
            ],
            [
              -120.22884574751438,
              48.338910152831254,
              648.6365758897061
            ]
          ]
        ]
      },
      "bbox": [
        -120.2288457,
        48.33840231,
        648.6365759,
        -120.2070958,
        48.35290943,
        1071.116576
      ],
      "properties": {
        "datetime": "2018-07-21T18:46:10Z",
        "pc:count": 49714548,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706135.3091,
            "count": 49714548,
            "maximum": 706905.7853,
            "minimum": 705348.8653,
            "name": "X",
            "position": 0,
            "stddev": 426.1599577,
            "variance": 181612.3096
          },
          {
            "average": 5358482.814,
            "count": 49714548,
            "maximum": 5359239.04,
            "minimum": 5357681.16,
            "name": "Y",
            "position": 1,
            "stddev": 442.6570498,
            "variance": 195945.2637
          },
          {
            "average": 803.0542649,
            "count": 49714548,
            "maximum": 1071.116576,
            "minimum": 648.6365759,
            "name": "Z",
            "position": 2,
            "stddev": 88.65943237,
            "variance": 7860.494949
          },
          {
            "average": 732.3983346,
            "count": 49714548,
            "maximum": 4095,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 432.9146529,
            "variance": 187415.0967
          },
          {
            "average": 1.369223049,
            "count": 49714548,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6504883645,
            "variance": 0.4231351124
          },
          {
            "average": 1.738403294,
            "count": 49714548,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8739867107,
            "variance": 0.7638527705
          },
          {
            "average": 0.4959711391,
            "count": 49714548,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983773,
            "variance": 0.2499837733
          },
          {
            "average": 0.0002854898731,
            "count": 49714548,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01689403369,
            "variance": 0.0002854083744
          },
          {
            "average": 1.267492707,
            "count": 49714548,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.481314689,
            "variance": 0.2316638299
          },
          {
            "average": -0.3284567858,
            "count": 49714548,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.27424558,
            "variance": 105.5601223
          },
          {
            "average": 0,
            "count": 49714548,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.8401886,
            "count": 49714548,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 33.11154142,
            "variance": 1096.374175
          },
          {
            "average": 216177435.5,
            "count": 49714548,
            "maximum": 216233970.7,
            "minimum": 216171198.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12227.71628,
            "variance": 149517045.4
          },
          {
            "average": 0,
            "count": 49714548,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49714548,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49714548,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49714548,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49714548,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705348.8653,
          5357681.16,
          648.6365759,
          706905.7853,
          5359239.04,
          1071.116576
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705348.8653016193,
                5357681.159584346,
                648.6365758897061
              ],
              [
                705348.8653016193,
                5359239.039584347,
                648.6365758897061
              ],
              [
                706905.7853016192,
                5359239.039584347,
                1071.1165758897062
              ],
              [
                706905.7853016192,
                5357681.159584346,
                1071.1165758897062
              ],
              [
                705348.8653016193,
                5357681.159584346,
                648.6365758897061
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:46:10+00:00",
        "end_time": "2018-07-21T01:19:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2288457,
            48.33840231,
            648.6365759,
            -120.2070958,
            48.35290943,
            1071.116576
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22884574751438,
                  48.338910152831254,
                  648.6365758897061
                ],
                [
                  -120.22808613659352,
                  48.35290942743595,
                  648.6365758897061
                ],
                [
                  -120.2070958210021,
                  48.35240133811929,
                  1071.1165758897062
                ],
                [
                  -120.20786116591722,
                  48.338402311783994,
                  1071.1165758897062
                ],
                [
                  -120.22884574751438,
                  48.338910152831254,
                  648.6365758897061
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:46:10Z",
            "pc:count": 49714548,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706135.3091,
                "count": 49714548,
                "maximum": 706905.7853,
                "minimum": 705348.8653,
                "name": "X",
                "position": 0,
                "stddev": 426.1599577,
                "variance": 181612.3096
              },
              {
                "average": 5358482.814,
                "count": 49714548,
                "maximum": 5359239.04,
                "minimum": 5357681.16,
                "name": "Y",
                "position": 1,
                "stddev": 442.6570498,
                "variance": 195945.2637
              },
              {
                "average": 803.0542649,
                "count": 49714548,
                "maximum": 1071.116576,
                "minimum": 648.6365759,
                "name": "Z",
                "position": 2,
                "stddev": 88.65943237,
                "variance": 7860.494949
              },
              {
                "average": 732.3983346,
                "count": 49714548,
                "maximum": 4095,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 432.9146529,
                "variance": 187415.0967
              },
              {
                "average": 1.369223049,
                "count": 49714548,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6504883645,
                "variance": 0.4231351124
              },
              {
                "average": 1.738403294,
                "count": 49714548,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8739867107,
                "variance": 0.7638527705
              },
              {
                "average": 0.4959711391,
                "count": 49714548,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983773,
                "variance": 0.2499837733
              },
              {
                "average": 0.0002854898731,
                "count": 49714548,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01689403369,
                "variance": 0.0002854083744
              },
              {
                "average": 1.267492707,
                "count": 49714548,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.481314689,
                "variance": 0.2316638299
              },
              {
                "average": -0.3284567858,
                "count": 49714548,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.27424558,
                "variance": 105.5601223
              },
              {
                "average": 0,
                "count": 49714548,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.8401886,
                "count": 49714548,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 33.11154142,
                "variance": 1096.374175
              },
              {
                "average": 216177435.5,
                "count": 49714548,
                "maximum": 216233970.7,
                "minimum": 216171198.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12227.71628,
                "variance": 149517045.4
              },
              {
                "average": 0,
                "count": 49714548,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49714548,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49714548,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49714548,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49714548,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705348.8653,
              5357681.16,
              648.6365759,
              706905.7853,
              5359239.04,
              1071.116576
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705348.8653016193,
                    5357681.159584346,
                    648.6365758897061
                  ],
                  [
                    705348.8653016193,
                    5359239.039584347,
                    648.6365758897061
                  ],
                  [
                    706905.7853016192,
                    5359239.039584347,
                    1071.1165758897062
                  ],
                  [
                    706905.7853016192,
                    5357681.159584346,
                    1071.1165758897062
                  ],
                  [
                    705348.8653016193,
                    5357681.159584346,
                    648.6365758897061
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:46:10+00:00",
            "end_time": "2018-07-21T01:19:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_577088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31148111654079,
              48.6356185571619,
              1330.1260771234583
            ],
            [
              -120.31073621132664,
              48.64962202509043,
              1330.1260771234583
            ],
            [
              -120.2896245523672,
              48.649126837603006,
              1709.4260771234585
            ],
            [
              -120.29037528796445,
              48.63512361202355,
              1709.4260771234585
            ],
            [
              -120.31148111654079,
              48.6356185571619,
              1330.1260771234583
            ]
          ]
        ]
      },
      "bbox": [
        -120.3114811,
        48.63512361,
        1330.126077,
        -120.2896246,
        48.64962203,
        1709.426077
      ],
      "properties": {
        "datetime": "2018-10-11T20:14:48Z",
        "pc:count": 40821660,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698852.8045,
            "count": 40821660,
            "maximum": 699623.0903,
            "minimum": 698066.3903,
            "name": "X",
            "position": 0,
            "stddev": 431.2805388,
            "variance": 186002.9032
          },
          {
            "average": 5391218.832,
            "count": 40821660,
            "maximum": 5391997.701,
            "minimum": 5390439.381,
            "name": "Y",
            "position": 1,
            "stddev": 421.4392633,
            "variance": 177611.0527
          },
          {
            "average": 1531.673104,
            "count": 40821660,
            "maximum": 1709.426077,
            "minimum": 1330.126077,
            "name": "Z",
            "position": 2,
            "stddev": 80.09547658,
            "variance": 6415.285369
          },
          {
            "average": 630.0720263,
            "count": 40821660,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 408.4589757,
            "variance": 166838.7348
          },
          {
            "average": 1.534385397,
            "count": 40821660,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8136824023,
            "variance": 0.6620790518
          },
          {
            "average": 2.068831792,
            "count": 40821660,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.079939249,
            "variance": 1.166268782
          },
          {
            "average": 0.496827983,
            "count": 40821660,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999899443,
            "variance": 0.2499899444
          },
          {
            "average": 0.0002831340029,
            "count": 40821660,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01682420414,
            "variance": 0.000283053845
          },
          {
            "average": 1.318508116,
            "count": 40821660,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5181548339,
            "variance": 0.2684844319
          },
          {
            "average": -1.248569552,
            "count": 40821660,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.70883852,
            "variance": 137.0968995
          },
          {
            "average": 0,
            "count": 40821660,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 138.5325636,
            "count": 40821660,
            "maximum": 144,
            "minimum": 135,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.068247853,
            "variance": 4.277649183
          },
          {
            "average": 223321677.5,
            "count": 40821660,
            "maximum": 223324088,
            "minimum": 223320035.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 986.2479089,
            "variance": 972684.9378
          },
          {
            "average": 0,
            "count": 40821660,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40821660,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40821660,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40821660,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40821660,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698066.3903,
          5390439.381,
          1330.126077,
          699623.0903,
          5391997.701,
          1709.426077
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698066.3902678079,
                5390439.3813141715,
                1330.1260771234583
              ],
              [
                698066.3902678079,
                5391997.701314172,
                1330.1260771234583
              ],
              [
                699623.0902678078,
                5391997.701314172,
                1709.4260771234585
              ],
              [
                699623.0902678078,
                5390439.3813141715,
                1709.4260771234585
              ],
              [
                698066.3902678079,
                5390439.3813141715,
                1330.1260771234583
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:14:48+00:00",
        "end_time": "2018-10-11T19:07:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_577088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_577088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_577088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3114811,
            48.63512361,
            1330.126077,
            -120.2896246,
            48.64962203,
            1709.426077
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31148111654079,
                  48.6356185571619,
                  1330.1260771234583
                ],
                [
                  -120.31073621132664,
                  48.64962202509043,
                  1330.1260771234583
                ],
                [
                  -120.2896245523672,
                  48.649126837603006,
                  1709.4260771234585
                ],
                [
                  -120.29037528796445,
                  48.63512361202355,
                  1709.4260771234585
                ],
                [
                  -120.31148111654079,
                  48.6356185571619,
                  1330.1260771234583
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_577088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_577088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:14:48Z",
            "pc:count": 40821660,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698852.8045,
                "count": 40821660,
                "maximum": 699623.0903,
                "minimum": 698066.3903,
                "name": "X",
                "position": 0,
                "stddev": 431.2805388,
                "variance": 186002.9032
              },
              {
                "average": 5391218.832,
                "count": 40821660,
                "maximum": 5391997.701,
                "minimum": 5390439.381,
                "name": "Y",
                "position": 1,
                "stddev": 421.4392633,
                "variance": 177611.0527
              },
              {
                "average": 1531.673104,
                "count": 40821660,
                "maximum": 1709.426077,
                "minimum": 1330.126077,
                "name": "Z",
                "position": 2,
                "stddev": 80.09547658,
                "variance": 6415.285369
              },
              {
                "average": 630.0720263,
                "count": 40821660,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 408.4589757,
                "variance": 166838.7348
              },
              {
                "average": 1.534385397,
                "count": 40821660,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8136824023,
                "variance": 0.6620790518
              },
              {
                "average": 2.068831792,
                "count": 40821660,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.079939249,
                "variance": 1.166268782
              },
              {
                "average": 0.496827983,
                "count": 40821660,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999899443,
                "variance": 0.2499899444
              },
              {
                "average": 0.0002831340029,
                "count": 40821660,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01682420414,
                "variance": 0.000283053845
              },
              {
                "average": 1.318508116,
                "count": 40821660,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5181548339,
                "variance": 0.2684844319
              },
              {
                "average": -1.248569552,
                "count": 40821660,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.70883852,
                "variance": 137.0968995
              },
              {
                "average": 0,
                "count": 40821660,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 138.5325636,
                "count": 40821660,
                "maximum": 144,
                "minimum": 135,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.068247853,
                "variance": 4.277649183
              },
              {
                "average": 223321677.5,
                "count": 40821660,
                "maximum": 223324088,
                "minimum": 223320035.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 986.2479089,
                "variance": 972684.9378
              },
              {
                "average": 0,
                "count": 40821660,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40821660,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40821660,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40821660,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40821660,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698066.3903,
              5390439.381,
              1330.126077,
              699623.0903,
              5391997.701,
              1709.426077
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698066.3902678079,
                    5390439.3813141715,
                    1330.1260771234583
                  ],
                  [
                    698066.3902678079,
                    5391997.701314172,
                    1330.1260771234583
                  ],
                  [
                    699623.0902678078,
                    5391997.701314172,
                    1709.4260771234585
                  ],
                  [
                    699623.0902678078,
                    5390439.3813141715,
                    1709.4260771234585
                  ],
                  [
                    698066.3902678079,
                    5390439.3813141715,
                    1330.1260771234583
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:14:48+00:00",
            "end_time": "2018-10-11T19:07:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33081470179862,
              48.473615919413426,
              824.4985100411031
            ],
            [
              -120.330079600675,
              48.48761515178672,
              824.4985100411031
            ],
            [
              -120.30903412330801,
              48.48712470824507,
              1595.158510041103
            ],
            [
              -120.30977500184152,
              48.47312571565489,
              1595.158510041103
            ],
            [
              -120.33081470179862,
              48.473615919413426,
              824.4985100411031
            ]
          ]
        ]
      },
      "bbox": [
        -120.3308147,
        48.47312572,
        824.49851,
        -120.3090341,
        48.48761515,
        1595.15851
      ],
      "properties": {
        "datetime": "2018-10-11T19:25:25Z",
        "pc:count": 41657109,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698008.2753,
            "count": 41657109,
            "maximum": 698828.1585,
            "minimum": 697271.3985,
            "name": "X",
            "position": 0,
            "stddev": 434.3342875,
            "variance": 188646.2733
          },
          {
            "average": 5373148.783,
            "count": 41657109,
            "maximum": 5373941.888,
            "minimum": 5372384.108,
            "name": "Y",
            "position": 1,
            "stddev": 430.1731216,
            "variance": 185048.9145
          },
          {
            "average": 1134.218743,
            "count": 41657109,
            "maximum": 1595.15851,
            "minimum": 824.49851,
            "name": "Z",
            "position": 2,
            "stddev": 182.3014498,
            "variance": 33233.81859
          },
          {
            "average": 530.5495378,
            "count": 41657109,
            "maximum": 4095,
            "minimum": 49,
            "name": "Intensity",
            "position": 3,
            "stddev": 333.2386492,
            "variance": 111047.9973
          },
          {
            "average": 1.457318005,
            "count": 41657109,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6936977801,
            "variance": 0.4812166102
          },
          {
            "average": 1.914590905,
            "count": 41657109,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8815043353,
            "variance": 0.7770498932
          },
          {
            "average": 0.4978163031,
            "count": 41657109,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999952374,
            "variance": 0.2499952375
          },
          {
            "average": 0.000292771157,
            "count": 41657109,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01710805217,
            "variance": 0.0002926854491
          },
          {
            "average": 1.251747667,
            "count": 41657109,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.500379457,
            "variance": 0.2503796009
          },
          {
            "average": -0.6829204358,
            "count": 41657109,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.86470934,
            "variance": 118.0419091
          },
          {
            "average": 0,
            "count": 41657109,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.8415318,
            "count": 41657109,
            "maximum": 138,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.300602845,
            "variance": 5.29277345
          },
          {
            "average": 223319134.2,
            "count": 41657109,
            "maximum": 223321125.3,
            "minimum": 223317032.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1082.263745,
            "variance": 1171294.813
          },
          {
            "average": 0,
            "count": 41657109,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41657109,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41657109,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41657109,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41657109,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697271.3985,
          5372384.108,
          824.49851,
          698828.1585,
          5373941.888,
          1595.15851
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697271.3984854686,
                5372384.107671467,
                824.4985100411031
              ],
              [
                697271.3984854686,
                5373941.887671466,
                824.4985100411031
              ],
              [
                698828.1584854686,
                5373941.887671466,
                1595.158510041103
              ],
              [
                698828.1584854686,
                5372384.107671467,
                1595.158510041103
              ],
              [
                697271.3984854686,
                5372384.107671467,
                824.4985100411031
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:25:25+00:00",
        "end_time": "2018-10-11T18:17:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3308147,
            48.47312572,
            824.49851,
            -120.3090341,
            48.48761515,
            1595.15851
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33081470179862,
                  48.473615919413426,
                  824.4985100411031
                ],
                [
                  -120.330079600675,
                  48.48761515178672,
                  824.4985100411031
                ],
                [
                  -120.30903412330801,
                  48.48712470824507,
                  1595.158510041103
                ],
                [
                  -120.30977500184152,
                  48.47312571565489,
                  1595.158510041103
                ],
                [
                  -120.33081470179862,
                  48.473615919413426,
                  824.4985100411031
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:25:25Z",
            "pc:count": 41657109,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698008.2753,
                "count": 41657109,
                "maximum": 698828.1585,
                "minimum": 697271.3985,
                "name": "X",
                "position": 0,
                "stddev": 434.3342875,
                "variance": 188646.2733
              },
              {
                "average": 5373148.783,
                "count": 41657109,
                "maximum": 5373941.888,
                "minimum": 5372384.108,
                "name": "Y",
                "position": 1,
                "stddev": 430.1731216,
                "variance": 185048.9145
              },
              {
                "average": 1134.218743,
                "count": 41657109,
                "maximum": 1595.15851,
                "minimum": 824.49851,
                "name": "Z",
                "position": 2,
                "stddev": 182.3014498,
                "variance": 33233.81859
              },
              {
                "average": 530.5495378,
                "count": 41657109,
                "maximum": 4095,
                "minimum": 49,
                "name": "Intensity",
                "position": 3,
                "stddev": 333.2386492,
                "variance": 111047.9973
              },
              {
                "average": 1.457318005,
                "count": 41657109,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6936977801,
                "variance": 0.4812166102
              },
              {
                "average": 1.914590905,
                "count": 41657109,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8815043353,
                "variance": 0.7770498932
              },
              {
                "average": 0.4978163031,
                "count": 41657109,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999952374,
                "variance": 0.2499952375
              },
              {
                "average": 0.000292771157,
                "count": 41657109,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01710805217,
                "variance": 0.0002926854491
              },
              {
                "average": 1.251747667,
                "count": 41657109,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.500379457,
                "variance": 0.2503796009
              },
              {
                "average": -0.6829204358,
                "count": 41657109,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.86470934,
                "variance": 118.0419091
              },
              {
                "average": 0,
                "count": 41657109,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.8415318,
                "count": 41657109,
                "maximum": 138,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.300602845,
                "variance": 5.29277345
              },
              {
                "average": 223319134.2,
                "count": 41657109,
                "maximum": 223321125.3,
                "minimum": 223317032.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1082.263745,
                "variance": 1171294.813
              },
              {
                "average": 0,
                "count": 41657109,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41657109,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41657109,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41657109,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41657109,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697271.3985,
              5372384.108,
              824.49851,
              698828.1585,
              5373941.888,
              1595.15851
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697271.3984854686,
                    5372384.107671467,
                    824.4985100411031
                  ],
                  [
                    697271.3984854686,
                    5373941.887671466,
                    824.4985100411031
                  ],
                  [
                    698828.1584854686,
                    5373941.887671466,
                    1595.158510041103
                  ],
                  [
                    698828.1584854686,
                    5372384.107671467,
                    1595.158510041103
                  ],
                  [
                    697271.3984854686,
                    5372384.107671467,
                    824.4985100411031
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:25:25+00:00",
            "end_time": "2018-10-11T18:17:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29128883613987,
              48.66266255276,
              1040.494882278253
            ],
            [
              -120.29053761722643,
              48.67666590139213,
              1040.494882278253
            ],
            [
              -120.2694147429434,
              48.676166799686634,
              1663.534882278253
            ],
            [
              -120.27017180066346,
              48.6621636953471,
              1663.534882278253
            ],
            [
              -120.29128883613987,
              48.66266255276,
              1040.494882278253
            ]
          ]
        ]
      },
      "bbox": [
        -120.2912888,
        48.6621637,
        1040.494882,
        -120.2694147,
        48.6766659,
        1663.534882
      ],
      "properties": {
        "datetime": "2018-10-11T20:49:36Z",
        "pc:count": 37686987,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700186.6854,
            "count": 37686987,
            "maximum": 701003.8098,
            "minimum": 699447.0898,
            "name": "X",
            "position": 0,
            "stddev": 441.6742515,
            "variance": 195076.1444
          },
          {
            "average": 5394272.786,
            "count": 37686987,
            "maximum": 5395056.085,
            "minimum": 5393497.745,
            "name": "Y",
            "position": 1,
            "stddev": 439.0857336,
            "variance": 192796.2814
          },
          {
            "average": 1353.70917,
            "count": 37686987,
            "maximum": 1663.534882,
            "minimum": 1040.494882,
            "name": "Z",
            "position": 2,
            "stddev": 115.5229493,
            "variance": 13345.55182
          },
          {
            "average": 447.2705523,
            "count": 37686987,
            "maximum": 4095,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 318.2160986,
            "variance": 101261.4854
          },
          {
            "average": 1.383065221,
            "count": 37686987,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6950053866,
            "variance": 0.4830324874
          },
          {
            "average": 1.76613214,
            "count": 37686987,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9587632551,
            "variance": 0.9192269794
          },
          {
            "average": 0.4958232135,
            "count": 37686987,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999825608,
            "variance": 0.2499825611
          },
          {
            "average": 0.0002760634593,
            "count": 37686987,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01661286416,
            "variance": 0.0002759872555
          },
          {
            "average": 1.388497096,
            "count": 37686987,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.552841942,
            "variance": 0.3056342128
          },
          {
            "average": 2.214799472,
            "count": 37686987,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.2136668,
            "variance": 125.7463231
          },
          {
            "average": 0,
            "count": 37686987,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.1033159,
            "count": 37686987,
            "maximum": 148,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.154535861,
            "variance": 4.642024775
          },
          {
            "average": 223324242.8,
            "count": 37686987,
            "maximum": 223326176.3,
            "minimum": 223322059.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1071.227037,
            "variance": 1147527.366
          },
          {
            "average": 0,
            "count": 37686987,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37686987,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37686987,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37686987,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37686987,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699447.0898,
          5393497.745,
          1040.494882,
          701003.8098,
          5395056.085,
          1663.534882
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699447.0898133161,
                5393497.7451043725,
                1040.494882278253
              ],
              [
                699447.0898133161,
                5395056.085104372,
                1040.494882278253
              ],
              [
                701003.8098133161,
                5395056.085104372,
                1663.534882278253
              ],
              [
                701003.8098133161,
                5393497.7451043725,
                1663.534882278253
              ],
              [
                699447.0898133161,
                5393497.7451043725,
                1040.494882278253
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:49:36+00:00",
        "end_time": "2018-10-11T19:40:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2912888,
            48.6621637,
            1040.494882,
            -120.2694147,
            48.6766659,
            1663.534882
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29128883613987,
                  48.66266255276,
                  1040.494882278253
                ],
                [
                  -120.29053761722643,
                  48.67666590139213,
                  1040.494882278253
                ],
                [
                  -120.2694147429434,
                  48.676166799686634,
                  1663.534882278253
                ],
                [
                  -120.27017180066346,
                  48.6621636953471,
                  1663.534882278253
                ],
                [
                  -120.29128883613987,
                  48.66266255276,
                  1040.494882278253
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:49:36Z",
            "pc:count": 37686987,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700186.6854,
                "count": 37686987,
                "maximum": 701003.8098,
                "minimum": 699447.0898,
                "name": "X",
                "position": 0,
                "stddev": 441.6742515,
                "variance": 195076.1444
              },
              {
                "average": 5394272.786,
                "count": 37686987,
                "maximum": 5395056.085,
                "minimum": 5393497.745,
                "name": "Y",
                "position": 1,
                "stddev": 439.0857336,
                "variance": 192796.2814
              },
              {
                "average": 1353.70917,
                "count": 37686987,
                "maximum": 1663.534882,
                "minimum": 1040.494882,
                "name": "Z",
                "position": 2,
                "stddev": 115.5229493,
                "variance": 13345.55182
              },
              {
                "average": 447.2705523,
                "count": 37686987,
                "maximum": 4095,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 318.2160986,
                "variance": 101261.4854
              },
              {
                "average": 1.383065221,
                "count": 37686987,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6950053866,
                "variance": 0.4830324874
              },
              {
                "average": 1.76613214,
                "count": 37686987,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9587632551,
                "variance": 0.9192269794
              },
              {
                "average": 0.4958232135,
                "count": 37686987,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999825608,
                "variance": 0.2499825611
              },
              {
                "average": 0.0002760634593,
                "count": 37686987,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01661286416,
                "variance": 0.0002759872555
              },
              {
                "average": 1.388497096,
                "count": 37686987,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.552841942,
                "variance": 0.3056342128
              },
              {
                "average": 2.214799472,
                "count": 37686987,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.2136668,
                "variance": 125.7463231
              },
              {
                "average": 0,
                "count": 37686987,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.1033159,
                "count": 37686987,
                "maximum": 148,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.154535861,
                "variance": 4.642024775
              },
              {
                "average": 223324242.8,
                "count": 37686987,
                "maximum": 223326176.3,
                "minimum": 223322059.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1071.227037,
                "variance": 1147527.366
              },
              {
                "average": 0,
                "count": 37686987,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37686987,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37686987,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37686987,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37686987,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699447.0898,
              5393497.745,
              1040.494882,
              701003.8098,
              5395056.085,
              1663.534882
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699447.0898133161,
                    5393497.7451043725,
                    1040.494882278253
                  ],
                  [
                    699447.0898133161,
                    5395056.085104372,
                    1040.494882278253
                  ],
                  [
                    701003.8098133161,
                    5395056.085104372,
                    1663.534882278253
                  ],
                  [
                    701003.8098133161,
                    5393497.7451043725,
                    1663.534882278253
                  ],
                  [
                    699447.0898133161,
                    5393497.7451043725,
                    1040.494882278253
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:49:36+00:00",
            "end_time": "2018-10-11T19:40:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31022180559322,
              48.41969321270473,
              1050.5600971869214
            ],
            [
              -120.30948240982451,
              48.433692880182335,
              1050.5600971869214
            ],
            [
              -120.28845983680387,
              48.43319908641411,
              1470.1800971869213
            ],
            [
              -120.28920499271167,
              48.4191996603093,
              1470.1800971869213
            ],
            [
              -120.31022180559322,
              48.41969321270473,
              1050.5600971869214
            ]
          ]
        ]
      },
      "bbox": [
        -120.3102218,
        48.41919966,
        1050.560097,
        -120.2884598,
        48.43369288,
        1470.180097
      ],
      "properties": {
        "datetime": "2018-10-11T20:08:40Z",
        "pc:count": 48504709,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699844.9213,
            "count": 48504709,
            "maximum": 700560.6579,
            "minimum": 699003.9179,
            "name": "X",
            "position": 0,
            "stddev": 453.6950129,
            "variance": 205839.1648
          },
          {
            "average": 5367224.57,
            "count": 48504709,
            "maximum": 5368002.303,
            "minimum": 5366444.463,
            "name": "Y",
            "position": 1,
            "stddev": 436.0238831,
            "variance": 190116.8266
          },
          {
            "average": 1242.252516,
            "count": 48504709,
            "maximum": 1470.180097,
            "minimum": 1050.560097,
            "name": "Z",
            "position": 2,
            "stddev": 88.87956385,
            "variance": 7899.57687
          },
          {
            "average": 558.5890106,
            "count": 48504709,
            "maximum": 2525,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 388.3687855,
            "variance": 150830.3135
          },
          {
            "average": 1.589029593,
            "count": 48504709,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8148163052,
            "variance": 0.6639256112
          },
          {
            "average": 2.177815622,
            "count": 48504709,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.027461327,
            "variance": 1.055676779
          },
          {
            "average": 0.4961576617,
            "count": 48504709,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999852414,
            "variance": 0.2499852416
          },
          {
            "average": 0.0003556974231,
            "count": 48504709,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01885658797,
            "variance": 0.0003555709098
          },
          {
            "average": 1.257074195,
            "count": 48504709,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4992243485,
            "variance": 0.2492249501
          },
          {
            "average": 0.13318045,
            "count": 48504709,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.7275813,
            "variance": 137.5361631
          },
          {
            "average": 0,
            "count": 48504709,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 135.0424706,
            "count": 48504709,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 17.43463441,
            "variance": 303.9664771
          },
          {
            "average": 223254210.8,
            "count": 48504709,
            "maximum": 223323720.9,
            "minimum": 222115423.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 277448.3448,
            "variance": 76977584030.0
          },
          {
            "average": 0,
            "count": 48504709,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48504709,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48504709,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48504709,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48504709,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699003.9179,
          5366444.463,
          1050.560097,
          700560.6579,
          5368002.303,
          1470.180097
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699003.9179281873,
                5366444.462776206,
                1050.5600971869214
              ],
              [
                699003.9179281873,
                5368002.302776206,
                1050.5600971869214
              ],
              [
                700560.6579281873,
                5368002.302776206,
                1470.1800971869213
              ],
              [
                700560.6579281873,
                5366444.462776206,
                1470.1800971869213
              ],
              [
                699003.9179281873,
                5366444.462776206,
                1050.5600971869214
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:08:40+00:00",
        "end_time": "2018-09-27T20:30:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3102218,
            48.41919966,
            1050.560097,
            -120.2884598,
            48.43369288,
            1470.180097
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31022180559322,
                  48.41969321270473,
                  1050.5600971869214
                ],
                [
                  -120.30948240982451,
                  48.433692880182335,
                  1050.5600971869214
                ],
                [
                  -120.28845983680387,
                  48.43319908641411,
                  1470.1800971869213
                ],
                [
                  -120.28920499271167,
                  48.4191996603093,
                  1470.1800971869213
                ],
                [
                  -120.31022180559322,
                  48.41969321270473,
                  1050.5600971869214
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:08:40Z",
            "pc:count": 48504709,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699844.9213,
                "count": 48504709,
                "maximum": 700560.6579,
                "minimum": 699003.9179,
                "name": "X",
                "position": 0,
                "stddev": 453.6950129,
                "variance": 205839.1648
              },
              {
                "average": 5367224.57,
                "count": 48504709,
                "maximum": 5368002.303,
                "minimum": 5366444.463,
                "name": "Y",
                "position": 1,
                "stddev": 436.0238831,
                "variance": 190116.8266
              },
              {
                "average": 1242.252516,
                "count": 48504709,
                "maximum": 1470.180097,
                "minimum": 1050.560097,
                "name": "Z",
                "position": 2,
                "stddev": 88.87956385,
                "variance": 7899.57687
              },
              {
                "average": 558.5890106,
                "count": 48504709,
                "maximum": 2525,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 388.3687855,
                "variance": 150830.3135
              },
              {
                "average": 1.589029593,
                "count": 48504709,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8148163052,
                "variance": 0.6639256112
              },
              {
                "average": 2.177815622,
                "count": 48504709,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.027461327,
                "variance": 1.055676779
              },
              {
                "average": 0.4961576617,
                "count": 48504709,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999852414,
                "variance": 0.2499852416
              },
              {
                "average": 0.0003556974231,
                "count": 48504709,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01885658797,
                "variance": 0.0003555709098
              },
              {
                "average": 1.257074195,
                "count": 48504709,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4992243485,
                "variance": 0.2492249501
              },
              {
                "average": 0.13318045,
                "count": 48504709,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.7275813,
                "variance": 137.5361631
              },
              {
                "average": 0,
                "count": 48504709,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 135.0424706,
                "count": 48504709,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 17.43463441,
                "variance": 303.9664771
              },
              {
                "average": 223254210.8,
                "count": 48504709,
                "maximum": 223323720.9,
                "minimum": 222115423.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 277448.3448,
                "variance": 76977584030.0
              },
              {
                "average": 0,
                "count": 48504709,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48504709,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48504709,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48504709,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48504709,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699003.9179,
              5366444.463,
              1050.560097,
              700560.6579,
              5368002.303,
              1470.180097
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699003.9179281873,
                    5366444.462776206,
                    1050.5600971869214
                  ],
                  [
                    699003.9179281873,
                    5368002.302776206,
                    1050.5600971869214
                  ],
                  [
                    700560.6579281873,
                    5368002.302776206,
                    1470.1800971869213
                  ],
                  [
                    700560.6579281873,
                    5366444.462776206,
                    1470.1800971869213
                  ],
                  [
                    699003.9179281873,
                    5366444.462776206,
                    1050.5600971869214
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:08:40+00:00",
            "end_time": "2018-09-27T20:30:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25090772896853,
              48.730239425130634,
              1416.6473865101088
            ],
            [
              -120.25014332010194,
              48.74424555218732,
              1416.6473865101088
            ],
            [
              -120.22899367202422,
              48.74373854230418,
              1886.987386510109
            ],
            [
              -120.22976394182975,
              48.72973266353714,
              1886.987386510109
            ],
            [
              -120.25090772896853,
              48.730239425130634,
              1416.6473865101088
            ]
          ]
        ]
      },
      "bbox": [
        -120.2509077,
        48.72973266,
        1416.647387,
        -120.2289937,
        48.74424555,
        1886.987387
      ],
      "properties": {
        "datetime": "2018-07-21T19:57:46Z",
        "pc:count": 48363140,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702922.1494,
            "count": 48363140,
            "maximum": 703705.8671,
            "minimum": 702149.2071,
            "name": "X",
            "position": 0,
            "stddev": 438.2106856,
            "variance": 192028.6049
          },
          {
            "average": 5401887.273,
            "count": 48363140,
            "maximum": 5402673.561,
            "minimum": 5401114.841,
            "name": "Y",
            "position": 1,
            "stddev": 443.3377349,
            "variance": 196548.3472
          },
          {
            "average": 1610.462784,
            "count": 48363140,
            "maximum": 1886.987387,
            "minimum": 1416.647387,
            "name": "Z",
            "position": 2,
            "stddev": 108.9101346,
            "variance": 11861.41743
          },
          {
            "average": 971.5688575,
            "count": 48363140,
            "maximum": 3096,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 644.5293897,
            "variance": 415418.1341
          },
          {
            "average": 1.364478609,
            "count": 48363140,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7280995636,
            "variance": 0.5301289744
          },
          {
            "average": 1.729221428,
            "count": 48363140,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.045656386,
            "variance": 1.093397277
          },
          {
            "average": 0.4979542271,
            "count": 48363140,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49999582,
            "variance": 0.24999582
          },
          {
            "average": 0.0002631136026,
            "count": 48363140,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01621864296,
            "variance": 0.0002630443793
          },
          {
            "average": 1.386267558,
            "count": 48363140,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5314166737,
            "variance": 0.2824036811
          },
          {
            "average": 0.9973869361,
            "count": 48363140,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.9712091,
            "variance": 195.1946837
          },
          {
            "average": 0,
            "count": 48363140,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.70432282,
            "count": 48363140,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.95374331,
            "variance": 4090.081283
          },
          {
            "average": 216224376,
            "count": 48363140,
            "maximum": 216238266.6,
            "minimum": 216175907.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23383.94689,
            "variance": 546808972.1
          },
          {
            "average": 0,
            "count": 48363140,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48363140,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48363140,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48363140,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48363140,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702149.2071,
          5401114.841,
          1416.647387,
          703705.8671,
          5402673.561,
          1886.987387
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702149.2071329193,
                5401114.840575342,
                1416.6473865101088
              ],
              [
                702149.2071329193,
                5402673.560575343,
                1416.6473865101088
              ],
              [
                703705.8671329193,
                5402673.560575343,
                1886.987386510109
              ],
              [
                703705.8671329193,
                5401114.840575342,
                1886.987386510109
              ],
              [
                702149.2071329193,
                5401114.840575342,
                1416.6473865101088
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:57:46+00:00",
        "end_time": "2018-07-21T02:38:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2509077,
            48.72973266,
            1416.647387,
            -120.2289937,
            48.74424555,
            1886.987387
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25090772896853,
                  48.730239425130634,
                  1416.6473865101088
                ],
                [
                  -120.25014332010194,
                  48.74424555218732,
                  1416.6473865101088
                ],
                [
                  -120.22899367202422,
                  48.74373854230418,
                  1886.987386510109
                ],
                [
                  -120.22976394182975,
                  48.72973266353714,
                  1886.987386510109
                ],
                [
                  -120.25090772896853,
                  48.730239425130634,
                  1416.6473865101088
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:57:46Z",
            "pc:count": 48363140,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702922.1494,
                "count": 48363140,
                "maximum": 703705.8671,
                "minimum": 702149.2071,
                "name": "X",
                "position": 0,
                "stddev": 438.2106856,
                "variance": 192028.6049
              },
              {
                "average": 5401887.273,
                "count": 48363140,
                "maximum": 5402673.561,
                "minimum": 5401114.841,
                "name": "Y",
                "position": 1,
                "stddev": 443.3377349,
                "variance": 196548.3472
              },
              {
                "average": 1610.462784,
                "count": 48363140,
                "maximum": 1886.987387,
                "minimum": 1416.647387,
                "name": "Z",
                "position": 2,
                "stddev": 108.9101346,
                "variance": 11861.41743
              },
              {
                "average": 971.5688575,
                "count": 48363140,
                "maximum": 3096,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 644.5293897,
                "variance": 415418.1341
              },
              {
                "average": 1.364478609,
                "count": 48363140,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7280995636,
                "variance": 0.5301289744
              },
              {
                "average": 1.729221428,
                "count": 48363140,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.045656386,
                "variance": 1.093397277
              },
              {
                "average": 0.4979542271,
                "count": 48363140,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49999582,
                "variance": 0.24999582
              },
              {
                "average": 0.0002631136026,
                "count": 48363140,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01621864296,
                "variance": 0.0002630443793
              },
              {
                "average": 1.386267558,
                "count": 48363140,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5314166737,
                "variance": 0.2824036811
              },
              {
                "average": 0.9973869361,
                "count": 48363140,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.9712091,
                "variance": 195.1946837
              },
              {
                "average": 0,
                "count": 48363140,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.70432282,
                "count": 48363140,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.95374331,
                "variance": 4090.081283
              },
              {
                "average": 216224376,
                "count": 48363140,
                "maximum": 216238266.6,
                "minimum": 216175907.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23383.94689,
                "variance": 546808972.1
              },
              {
                "average": 0,
                "count": 48363140,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48363140,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48363140,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48363140,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48363140,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702149.2071,
              5401114.841,
              1416.647387,
              703705.8671,
              5402673.561,
              1886.987387
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702149.2071329193,
                    5401114.840575342,
                    1416.6473865101088
                  ],
                  [
                    702149.2071329193,
                    5402673.560575343,
                    1416.6473865101088
                  ],
                  [
                    703705.8671329193,
                    5402673.560575343,
                    1886.987386510109
                  ],
                  [
                    703705.8671329193,
                    5401114.840575342,
                    1886.987386510109
                  ],
                  [
                    702149.2071329193,
                    5401114.840575342,
                    1416.6473865101088
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:57:46+00:00",
            "end_time": "2018-07-21T02:38:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20946404518685,
              48.554859845145465,
              647.0983798682083
            ],
            [
              -120.20869303700998,
              48.568863213981345,
              647.0983798682083
            ],
            [
              -120.18761465884613,
              48.56834990594456,
              909.8983798682083
            ],
            [
              -120.18839147060487,
              48.55434678823358,
              909.8983798682083
            ],
            [
              -120.20946404518685,
              48.554859845145465,
              647.0983798682083
            ]
          ]
        ]
      },
      "bbox": [
        -120.209464,
        48.55434679,
        647.0983799,
        -120.1876147,
        48.56886321,
        909.8983799
      ],
      "properties": {
        "datetime": "2018-07-21T02:14:24Z",
        "pc:count": 42083720,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706642.5249,
            "count": 42083720,
            "maximum": 707466.3804,
            "minimum": 705909.5204,
            "name": "X",
            "position": 0,
            "stddev": 434.6099142,
            "variance": 188885.7776
          },
          {
            "average": 5382482.569,
            "count": 42083720,
            "maximum": 5383292.082,
            "minimum": 5381733.662,
            "name": "Y",
            "position": 1,
            "stddev": 433.7262296,
            "variance": 188118.4422
          },
          {
            "average": 782.4611128,
            "count": 42083720,
            "maximum": 909.8983799,
            "minimum": 647.0983799,
            "name": "Z",
            "position": 2,
            "stddev": 51.96785122,
            "variance": 2700.65756
          },
          {
            "average": 1069.326748,
            "count": 42083720,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 438.8994311,
            "variance": 192632.7106
          },
          {
            "average": 1.136593272,
            "count": 42083720,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4187458228,
            "variance": 0.1753480641
          },
          {
            "average": 1.272873097,
            "count": 42083720,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6084525788,
            "variance": 0.3702145407
          },
          {
            "average": 0.4957620667,
            "count": 42083720,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999820455,
            "variance": 0.2499820459
          },
          {
            "average": 0.0003202426021,
            "count": 42083720,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01789245803,
            "variance": 0.0003201400544
          },
          {
            "average": 1.429725557,
            "count": 42083720,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5068924677,
            "variance": 0.2569399738
          },
          {
            "average": -0.09178993267,
            "count": 42083720,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.00212663,
            "variance": 100.0425371
          },
          {
            "average": 0,
            "count": 42083720,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.1131312,
            "count": 42083720,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.610546628,
            "variance": 6.814953697
          },
          {
            "average": 216171559.9,
            "count": 42083720,
            "maximum": 216174464,
            "minimum": 216168397.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1304.500971,
            "variance": 1701722.782
          },
          {
            "average": 0,
            "count": 42083720,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42083720,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42083720,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42083720,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42083720,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705909.5204,
          5381733.662,
          647.0983799,
          707466.3804,
          5383292.082,
          909.8983799
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705909.5204382689,
                5381733.661806288,
                647.0983798682083
              ],
              [
                705909.5204382689,
                5383292.081806288,
                647.0983798682083
              ],
              [
                707466.380438269,
                5383292.081806288,
                909.8983798682083
              ],
              [
                707466.380438269,
                5381733.661806288,
                909.8983798682083
              ],
              [
                705909.5204382689,
                5381733.661806288,
                647.0983798682083
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:14:24+00:00",
        "end_time": "2018-07-21T00:33:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.209464,
            48.55434679,
            647.0983799,
            -120.1876147,
            48.56886321,
            909.8983799
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20946404518685,
                  48.554859845145465,
                  647.0983798682083
                ],
                [
                  -120.20869303700998,
                  48.568863213981345,
                  647.0983798682083
                ],
                [
                  -120.18761465884613,
                  48.56834990594456,
                  909.8983798682083
                ],
                [
                  -120.18839147060487,
                  48.55434678823358,
                  909.8983798682083
                ],
                [
                  -120.20946404518685,
                  48.554859845145465,
                  647.0983798682083
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:14:24Z",
            "pc:count": 42083720,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706642.5249,
                "count": 42083720,
                "maximum": 707466.3804,
                "minimum": 705909.5204,
                "name": "X",
                "position": 0,
                "stddev": 434.6099142,
                "variance": 188885.7776
              },
              {
                "average": 5382482.569,
                "count": 42083720,
                "maximum": 5383292.082,
                "minimum": 5381733.662,
                "name": "Y",
                "position": 1,
                "stddev": 433.7262296,
                "variance": 188118.4422
              },
              {
                "average": 782.4611128,
                "count": 42083720,
                "maximum": 909.8983799,
                "minimum": 647.0983799,
                "name": "Z",
                "position": 2,
                "stddev": 51.96785122,
                "variance": 2700.65756
              },
              {
                "average": 1069.326748,
                "count": 42083720,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 438.8994311,
                "variance": 192632.7106
              },
              {
                "average": 1.136593272,
                "count": 42083720,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4187458228,
                "variance": 0.1753480641
              },
              {
                "average": 1.272873097,
                "count": 42083720,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6084525788,
                "variance": 0.3702145407
              },
              {
                "average": 0.4957620667,
                "count": 42083720,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999820455,
                "variance": 0.2499820459
              },
              {
                "average": 0.0003202426021,
                "count": 42083720,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01789245803,
                "variance": 0.0003201400544
              },
              {
                "average": 1.429725557,
                "count": 42083720,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5068924677,
                "variance": 0.2569399738
              },
              {
                "average": -0.09178993267,
                "count": 42083720,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.00212663,
                "variance": 100.0425371
              },
              {
                "average": 0,
                "count": 42083720,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.1131312,
                "count": 42083720,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.610546628,
                "variance": 6.814953697
              },
              {
                "average": 216171559.9,
                "count": 42083720,
                "maximum": 216174464,
                "minimum": 216168397.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1304.500971,
                "variance": 1701722.782
              },
              {
                "average": 0,
                "count": 42083720,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42083720,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42083720,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42083720,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42083720,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705909.5204,
              5381733.662,
              647.0983799,
              707466.3804,
              5383292.082,
              909.8983799
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705909.5204382689,
                    5381733.661806288,
                    647.0983798682083
                  ],
                  [
                    705909.5204382689,
                    5383292.081806288,
                    647.0983798682083
                  ],
                  [
                    707466.380438269,
                    5383292.081806288,
                    909.8983798682083
                  ],
                  [
                    707466.380438269,
                    5381733.661806288,
                    909.8983798682083
                  ],
                  [
                    705909.5204382689,
                    5381733.661806288,
                    647.0983798682083
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:14:24+00:00",
            "end_time": "2018-07-21T00:33:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26849310658206,
              48.30963942475495,
              1253.3590107846373
            ],
            [
              -120.26834859406905,
              48.31234506880137,
              1253.3590107846373
            ],
            [
              -120.24800278897833,
              48.31185969248742,
              1438.7590107846374
            ],
            [
              -120.24814837454485,
              48.30915409428157,
              1438.7590107846374
            ],
            [
              -120.26849310658206,
              48.30963942475495,
              1253.3590107846373
            ]
          ]
        ]
      },
      "bbox": [
        -120.2684931,
        48.30915409,
        1253.359011,
        -120.2480028,
        48.31234507,
        1438.759011
      ],
      "properties": {
        "datetime": "2018-10-11T21:26:11Z",
        "pc:count": 5332132,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703367.4145,
            "count": 5332132,
            "maximum": 704037.3502,
            "minimum": 702527.0902,
            "name": "X",
            "position": 0,
            "stddev": 494.3236813,
            "variance": 244355.9019
          },
          {
            "average": 5354501.919,
            "count": 5332132,
            "maximum": 5354623.689,
            "minimum": 5354322.609,
            "name": "Y",
            "position": 1,
            "stddev": 64.21977266,
            "variance": 4124.179201
          },
          {
            "average": 1347.738942,
            "count": 5332132,
            "maximum": 1438.759011,
            "minimum": 1253.359011,
            "name": "Z",
            "position": 2,
            "stddev": 29.30957769,
            "variance": 859.0513444
          },
          {
            "average": 891.305977,
            "count": 5332132,
            "maximum": 3341,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 587.0940415,
            "variance": 344679.4136
          },
          {
            "average": 1.565865774,
            "count": 5332132,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8368147819,
            "variance": 0.7002589792
          },
          {
            "average": 2.131742988,
            "count": 5332132,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.102023158,
            "variance": 1.214455041
          },
          {
            "average": 0.4945423332,
            "count": 5332132,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999702599,
            "variance": 0.2499702608
          },
          {
            "average": 0.0002931285272,
            "count": 5332132,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01711848877,
            "variance": 0.0002930426578
          },
          {
            "average": 1.27365189,
            "count": 5332132,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4916362991,
            "variance": 0.2417062506
          },
          {
            "average": 0.7765084838,
            "count": 5332132,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.9585855,
            "variance": 143.0077672
          },
          {
            "average": 0,
            "count": 5332132,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 81.26967037,
            "count": 5332132,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.08783443,
            "variance": 4367.60186
          },
          {
            "average": 219703634.6,
            "count": 5332132,
            "maximum": 223328371.9,
            "minimum": 216235787.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3543908.707,
            "variance": 12559288930000.0
          },
          {
            "average": 0,
            "count": 5332132,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5332132,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5332132,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5332132,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5332132,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702527.0902,
          5354322.609,
          1253.359011,
          704037.3502,
          5354623.689,
          1438.759011
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702527.0902306025,
                5354322.6090448955,
                1253.3590107846373
              ],
              [
                702527.0902306025,
                5354623.689044896,
                1253.3590107846373
              ],
              [
                704037.3502306025,
                5354623.689044896,
                1438.7590107846374
              ],
              [
                704037.3502306025,
                5354322.6090448955,
                1438.7590107846374
              ],
              [
                702527.0902306025,
                5354322.6090448955,
                1253.3590107846373
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:26:11+00:00",
        "end_time": "2018-07-21T19:16:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2684931,
            48.30915409,
            1253.359011,
            -120.2480028,
            48.31234507,
            1438.759011
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26849310658206,
                  48.30963942475495,
                  1253.3590107846373
                ],
                [
                  -120.26834859406905,
                  48.31234506880137,
                  1253.3590107846373
                ],
                [
                  -120.24800278897833,
                  48.31185969248742,
                  1438.7590107846374
                ],
                [
                  -120.24814837454485,
                  48.30915409428157,
                  1438.7590107846374
                ],
                [
                  -120.26849310658206,
                  48.30963942475495,
                  1253.3590107846373
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:26:11Z",
            "pc:count": 5332132,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703367.4145,
                "count": 5332132,
                "maximum": 704037.3502,
                "minimum": 702527.0902,
                "name": "X",
                "position": 0,
                "stddev": 494.3236813,
                "variance": 244355.9019
              },
              {
                "average": 5354501.919,
                "count": 5332132,
                "maximum": 5354623.689,
                "minimum": 5354322.609,
                "name": "Y",
                "position": 1,
                "stddev": 64.21977266,
                "variance": 4124.179201
              },
              {
                "average": 1347.738942,
                "count": 5332132,
                "maximum": 1438.759011,
                "minimum": 1253.359011,
                "name": "Z",
                "position": 2,
                "stddev": 29.30957769,
                "variance": 859.0513444
              },
              {
                "average": 891.305977,
                "count": 5332132,
                "maximum": 3341,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 587.0940415,
                "variance": 344679.4136
              },
              {
                "average": 1.565865774,
                "count": 5332132,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8368147819,
                "variance": 0.7002589792
              },
              {
                "average": 2.131742988,
                "count": 5332132,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.102023158,
                "variance": 1.214455041
              },
              {
                "average": 0.4945423332,
                "count": 5332132,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999702599,
                "variance": 0.2499702608
              },
              {
                "average": 0.0002931285272,
                "count": 5332132,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01711848877,
                "variance": 0.0002930426578
              },
              {
                "average": 1.27365189,
                "count": 5332132,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4916362991,
                "variance": 0.2417062506
              },
              {
                "average": 0.7765084838,
                "count": 5332132,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.9585855,
                "variance": 143.0077672
              },
              {
                "average": 0,
                "count": 5332132,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 81.26967037,
                "count": 5332132,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.08783443,
                "variance": 4367.60186
              },
              {
                "average": 219703634.6,
                "count": 5332132,
                "maximum": 223328371.9,
                "minimum": 216235787.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3543908.707,
                "variance": 12559288930000.0
              },
              {
                "average": 0,
                "count": 5332132,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5332132,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5332132,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5332132,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5332132,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702527.0902,
              5354322.609,
              1253.359011,
              704037.3502,
              5354623.689,
              1438.759011
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702527.0902306025,
                    5354322.6090448955,
                    1253.3590107846373
                  ],
                  [
                    702527.0902306025,
                    5354623.689044896,
                    1253.3590107846373
                  ],
                  [
                    704037.3502306025,
                    5354623.689044896,
                    1438.7590107846374
                  ],
                  [
                    704037.3502306025,
                    5354322.6090448955,
                    1438.7590107846374
                  ],
                  [
                    702527.0902306025,
                    5354322.6090448955,
                    1253.3590107846373
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:26:11+00:00",
            "end_time": "2018-07-21T19:16:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29077339608412,
              48.5681874967816,
              867.4427310910218
            ],
            [
              -120.29002455302677,
              48.5821905310171,
              867.4427310910218
            ],
            [
              -120.26893972735459,
              48.58169202288888,
              1605.1827310910217
            ],
            [
              -120.26969437916195,
              48.56768923254637,
              1605.1827310910217
            ],
            [
              -120.29077339608412,
              48.5681874967816,
              867.4427310910218
            ]
          ]
        ]
      },
      "bbox": [
        -120.2907734,
        48.56768923,
        867.4427311,
        -120.2689397,
        48.58219053,
        1605.182731
      ],
      "properties": {
        "datetime": "2018-10-11T21:18:38Z",
        "pc:count": 56841704,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700606.4081,
            "count": 56841704,
            "maximum": 701414.6562,
            "minimum": 699857.8362,
            "name": "X",
            "position": 0,
            "stddev": 416.3821031,
            "variance": 173374.0558
          },
          {
            "average": 5383760.564,
            "count": 56841704,
            "maximum": 5384557.204,
            "minimum": 5382998.924,
            "name": "Y",
            "position": 1,
            "stddev": 419.0505992,
            "variance": 175603.4047
          },
          {
            "average": 1207.224082,
            "count": 56841704,
            "maximum": 1605.182731,
            "minimum": 867.4427311,
            "name": "Z",
            "position": 2,
            "stddev": 95.70247925,
            "variance": 9158.964535
          },
          {
            "average": 582.1745103,
            "count": 56841704,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 443.131194,
            "variance": 196365.2551
          },
          {
            "average": 1.621450898,
            "count": 56841704,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8384480721,
            "variance": 0.7029951696
          },
          {
            "average": 2.244018388,
            "count": 56841704,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.050380936,
            "variance": 1.103300111
          },
          {
            "average": 0.4967824856,
            "count": 56841704,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896519,
            "variance": 0.249989652
          },
          {
            "average": 0.0002329451629,
            "count": 56841704,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01526076353,
            "variance": 0.0002328909036
          },
          {
            "average": 1.288644443,
            "count": 56841704,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.6887728455,
            "variance": 0.4744080327
          },
          {
            "average": 0.88666248,
            "count": 56841704,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.80950355,
            "variance": 116.8453669
          },
          {
            "average": 0,
            "count": 56841704,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 127.9719549,
            "count": 56841704,
            "maximum": 150,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 31.8556833,
            "variance": 1014.784558
          },
          {
            "average": 223084809.4,
            "count": 56841704,
            "maximum": 223327918.4,
            "minimum": 222115676.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 481807.3593,
            "variance": 232138331500.0
          },
          {
            "average": 0,
            "count": 56841704,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56841704,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56841704,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56841704,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56841704,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699857.8362,
          5382998.924,
          867.4427311,
          701414.6562,
          5384557.204,
          1605.182731
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699857.8362105213,
                5382998.923519114,
                867.4427310910218
              ],
              [
                699857.8362105213,
                5384557.203519113,
                867.4427310910218
              ],
              [
                701414.6562105214,
                5384557.203519113,
                1605.1827310910217
              ],
              [
                701414.6562105214,
                5382998.923519114,
                1605.1827310910217
              ],
              [
                699857.8362105213,
                5382998.923519114,
                867.4427310910218
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:18:38+00:00",
        "end_time": "2018-09-27T20:34:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2907734,
            48.56768923,
            867.4427311,
            -120.2689397,
            48.58219053,
            1605.182731
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29077339608412,
                  48.5681874967816,
                  867.4427310910218
                ],
                [
                  -120.29002455302677,
                  48.5821905310171,
                  867.4427310910218
                ],
                [
                  -120.26893972735459,
                  48.58169202288888,
                  1605.1827310910217
                ],
                [
                  -120.26969437916195,
                  48.56768923254637,
                  1605.1827310910217
                ],
                [
                  -120.29077339608412,
                  48.5681874967816,
                  867.4427310910218
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:18:38Z",
            "pc:count": 56841704,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700606.4081,
                "count": 56841704,
                "maximum": 701414.6562,
                "minimum": 699857.8362,
                "name": "X",
                "position": 0,
                "stddev": 416.3821031,
                "variance": 173374.0558
              },
              {
                "average": 5383760.564,
                "count": 56841704,
                "maximum": 5384557.204,
                "minimum": 5382998.924,
                "name": "Y",
                "position": 1,
                "stddev": 419.0505992,
                "variance": 175603.4047
              },
              {
                "average": 1207.224082,
                "count": 56841704,
                "maximum": 1605.182731,
                "minimum": 867.4427311,
                "name": "Z",
                "position": 2,
                "stddev": 95.70247925,
                "variance": 9158.964535
              },
              {
                "average": 582.1745103,
                "count": 56841704,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 443.131194,
                "variance": 196365.2551
              },
              {
                "average": 1.621450898,
                "count": 56841704,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8384480721,
                "variance": 0.7029951696
              },
              {
                "average": 2.244018388,
                "count": 56841704,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.050380936,
                "variance": 1.103300111
              },
              {
                "average": 0.4967824856,
                "count": 56841704,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896519,
                "variance": 0.249989652
              },
              {
                "average": 0.0002329451629,
                "count": 56841704,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01526076353,
                "variance": 0.0002328909036
              },
              {
                "average": 1.288644443,
                "count": 56841704,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.6887728455,
                "variance": 0.4744080327
              },
              {
                "average": 0.88666248,
                "count": 56841704,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.80950355,
                "variance": 116.8453669
              },
              {
                "average": 0,
                "count": 56841704,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 127.9719549,
                "count": 56841704,
                "maximum": 150,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 31.8556833,
                "variance": 1014.784558
              },
              {
                "average": 223084809.4,
                "count": 56841704,
                "maximum": 223327918.4,
                "minimum": 222115676.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 481807.3593,
                "variance": 232138331500.0
              },
              {
                "average": 0,
                "count": 56841704,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56841704,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56841704,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56841704,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56841704,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699857.8362,
              5382998.924,
              867.4427311,
              701414.6562,
              5384557.204,
              1605.182731
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699857.8362105213,
                    5382998.923519114,
                    867.4427310910218
                  ],
                  [
                    699857.8362105213,
                    5384557.203519113,
                    867.4427310910218
                  ],
                  [
                    701414.6562105214,
                    5384557.203519113,
                    1605.1827310910217
                  ],
                  [
                    701414.6562105214,
                    5382998.923519114,
                    1605.1827310910217
                  ],
                  [
                    699857.8362105213,
                    5382998.923519114,
                    867.4427310910218
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:18:38+00:00",
            "end_time": "2018-09-27T20:34:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1634308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29188002018111,
              48.77064208382071,
              1685.1403040552998
            ],
            [
              -120.29112604130164,
              48.78464643371526,
              1685.1403040552998
            ],
            [
              -120.26996223077555,
              48.78414672233433,
              2134.1803040553
            ],
            [
              -120.27072208255329,
              48.77014261717036,
              2134.1803040553
            ],
            [
              -120.29188002018111,
              48.77064208382071,
              1685.1403040552998
            ]
          ]
        ]
      },
      "bbox": [
        -120.29188,
        48.77014262,
        1685.140304,
        -120.2699622,
        48.78464643,
        2134.180304
      ],
      "properties": {
        "datetime": "2018-10-11T20:52:39Z",
        "pc:count": 36267028,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699753.5401,
            "count": 36267028,
            "maximum": 700533.3844,
            "minimum": 698976.9844,
            "name": "X",
            "position": 0,
            "stddev": 429.3428718,
            "variance": 184335.3015
          },
          {
            "average": 5406301.076,
            "count": 36267028,
            "maximum": 5407055.933,
            "minimum": 5405497.453,
            "name": "Y",
            "position": 1,
            "stddev": 432.1766029,
            "variance": 186776.6161
          },
          {
            "average": 1896.07636,
            "count": 36267028,
            "maximum": 2134.180304,
            "minimum": 1685.140304,
            "name": "Z",
            "position": 2,
            "stddev": 105.1366887,
            "variance": 11053.72332
          },
          {
            "average": 550.4430629,
            "count": 36267028,
            "maximum": 2515,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 408.6368023,
            "variance": 166984.0362
          },
          {
            "average": 1.431346042,
            "count": 36267028,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7721090604,
            "variance": 0.5961524011
          },
          {
            "average": 1.863095013,
            "count": 36267028,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.082450457,
            "variance": 1.171698992
          },
          {
            "average": 0.4947589585,
            "count": 36267028,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999725376,
            "variance": 0.2499725384
          },
          {
            "average": 0.0002746296167,
            "count": 36267028,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01656967721,
            "variance": 0.0002745542029
          },
          {
            "average": 1.446094425,
            "count": 36267028,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.563649399,
            "variance": 0.317700645
          },
          {
            "average": 2.722452485,
            "count": 36267028,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.11363205,
            "variance": 171.9673456
          },
          {
            "average": 0,
            "count": 36267028,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.2024649,
            "count": 36267028,
            "maximum": 148,
            "minimum": 141,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.031858297,
            "variance": 4.12844814
          },
          {
            "average": 223324298.9,
            "count": 36267028,
            "maximum": 223326359.9,
            "minimum": 223322540.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1086.558045,
            "variance": 1180608.385
          },
          {
            "average": 0,
            "count": 36267028,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36267028,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36267028,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36267028,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36267028,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698976.9844,
          5405497.453,
          1685.140304,
          700533.3844,
          5407055.933,
          2134.180304
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698976.984355012,
                5405497.452780131,
                1685.1403040552998
              ],
              [
                698976.984355012,
                5407055.932780132,
                1685.1403040552998
              ],
              [
                700533.3843550119,
                5407055.932780132,
                2134.1803040553
              ],
              [
                700533.3843550119,
                5405497.452780131,
                2134.1803040553
              ],
              [
                698976.984355012,
                5405497.452780131,
                1685.1403040552998
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:52:39+00:00",
        "end_time": "2018-10-11T19:49:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1634308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1634308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1634308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1634308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.29188,
            48.77014262,
            1685.140304,
            -120.2699622,
            48.78464643,
            2134.180304
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29188002018111,
                  48.77064208382071,
                  1685.1403040552998
                ],
                [
                  -120.29112604130164,
                  48.78464643371526,
                  1685.1403040552998
                ],
                [
                  -120.26996223077555,
                  48.78414672233433,
                  2134.1803040553
                ],
                [
                  -120.27072208255329,
                  48.77014261717036,
                  2134.1803040553
                ],
                [
                  -120.29188002018111,
                  48.77064208382071,
                  1685.1403040552998
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1634308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1634308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:52:39Z",
            "pc:count": 36267028,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699753.5401,
                "count": 36267028,
                "maximum": 700533.3844,
                "minimum": 698976.9844,
                "name": "X",
                "position": 0,
                "stddev": 429.3428718,
                "variance": 184335.3015
              },
              {
                "average": 5406301.076,
                "count": 36267028,
                "maximum": 5407055.933,
                "minimum": 5405497.453,
                "name": "Y",
                "position": 1,
                "stddev": 432.1766029,
                "variance": 186776.6161
              },
              {
                "average": 1896.07636,
                "count": 36267028,
                "maximum": 2134.180304,
                "minimum": 1685.140304,
                "name": "Z",
                "position": 2,
                "stddev": 105.1366887,
                "variance": 11053.72332
              },
              {
                "average": 550.4430629,
                "count": 36267028,
                "maximum": 2515,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 408.6368023,
                "variance": 166984.0362
              },
              {
                "average": 1.431346042,
                "count": 36267028,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7721090604,
                "variance": 0.5961524011
              },
              {
                "average": 1.863095013,
                "count": 36267028,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.082450457,
                "variance": 1.171698992
              },
              {
                "average": 0.4947589585,
                "count": 36267028,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999725376,
                "variance": 0.2499725384
              },
              {
                "average": 0.0002746296167,
                "count": 36267028,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01656967721,
                "variance": 0.0002745542029
              },
              {
                "average": 1.446094425,
                "count": 36267028,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.563649399,
                "variance": 0.317700645
              },
              {
                "average": 2.722452485,
                "count": 36267028,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.11363205,
                "variance": 171.9673456
              },
              {
                "average": 0,
                "count": 36267028,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.2024649,
                "count": 36267028,
                "maximum": 148,
                "minimum": 141,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.031858297,
                "variance": 4.12844814
              },
              {
                "average": 223324298.9,
                "count": 36267028,
                "maximum": 223326359.9,
                "minimum": 223322540.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1086.558045,
                "variance": 1180608.385
              },
              {
                "average": 0,
                "count": 36267028,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36267028,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36267028,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36267028,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36267028,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698976.9844,
              5405497.453,
              1685.140304,
              700533.3844,
              5407055.933,
              2134.180304
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698976.984355012,
                    5405497.452780131,
                    1685.1403040552998
                  ],
                  [
                    698976.984355012,
                    5407055.932780132,
                    1685.1403040552998
                  ],
                  [
                    700533.3843550119,
                    5407055.932780132,
                    2134.1803040553
                  ],
                  [
                    700533.3843550119,
                    5405497.452780131,
                    2134.1803040553
                  ],
                  [
                    698976.984355012,
                    5405497.452780131,
                    1685.1403040552998
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:52:39+00:00",
            "end_time": "2018-10-11T19:49:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22878780689341,
              48.32541677549345,
              743.1753903548542
            ],
            [
              -120.22802856895593,
              48.3394155432289,
              743.1753903548542
            ],
            [
              -120.20704271627902,
              48.33890752294767,
              1205.0353903548544
            ],
            [
              -120.20780768405699,
              48.32490900342503,
              1205.0353903548544
            ],
            [
              -120.22878780689341,
              48.32541677549345,
              743.1753903548542
            ]
          ]
        ]
      },
      "bbox": [
        -120.2287878,
        48.324909,
        743.1753904,
        -120.2070427,
        48.33941554,
        1205.03539
      ],
      "properties": {
        "datetime": "2018-07-21T18:45:43Z",
        "pc:count": 65487803,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706170.6871,
            "count": 65487803,
            "maximum": 706964.3829,
            "minimum": 705407.3829,
            "name": "X",
            "position": 0,
            "stddev": 431.6613846,
            "variance": 186331.5509
          },
          {
            "average": 5356917.259,
            "count": 65487803,
            "maximum": 5357739.517,
            "minimum": 5356181.697,
            "name": "Y",
            "position": 1,
            "stddev": 423.0342106,
            "variance": 178957.9433
          },
          {
            "average": 934.5389859,
            "count": 65487803,
            "maximum": 1205.03539,
            "minimum": 743.1753904,
            "name": "Z",
            "position": 2,
            "stddev": 99.26368575,
            "variance": 9853.279309
          },
          {
            "average": 553.3994547,
            "count": 65487803,
            "maximum": 2933,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 388.0010852,
            "variance": 150544.8421
          },
          {
            "average": 1.621554017,
            "count": 65487803,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8142670876,
            "variance": 0.66303089
          },
          {
            "average": 2.242831432,
            "count": 65487803,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9905432487,
            "variance": 0.9811759276
          },
          {
            "average": 0.4961263703,
            "count": 65487803,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999849986,
            "variance": 0.2499849988
          },
          {
            "average": 0.000311661089,
            "count": 65487803,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0176511745,
            "variance": 0.0003115639611
          },
          {
            "average": 1.16550485,
            "count": 65487803,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4144846918,
            "variance": 0.1717975597
          },
          {
            "average": -0.2787810601,
            "count": 65487803,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.80598264,
            "variance": 116.7692607
          },
          {
            "average": 0,
            "count": 65487803,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.7328201,
            "count": 65487803,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 33.32181994,
            "variance": 1110.343684
          },
          {
            "average": 216177455,
            "count": 65487803,
            "maximum": 216233943.8,
            "minimum": 216171151.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12302.83251,
            "variance": 151359687.7
          },
          {
            "average": 0,
            "count": 65487803,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65487803,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65487803,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65487803,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65487803,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705407.3829,
          5356181.697,
          743.1753904,
          706964.3829,
          5357739.517,
          1205.03539
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705407.3828941506,
                5356181.697260111,
                743.1753903548542
              ],
              [
                705407.3828941506,
                5357739.517260111,
                743.1753903548542
              ],
              [
                706964.3828941506,
                5357739.517260111,
                1205.0353903548544
              ],
              [
                706964.3828941506,
                5356181.697260111,
                1205.0353903548544
              ],
              [
                705407.3828941506,
                5356181.697260111,
                743.1753903548542
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:45:43+00:00",
        "end_time": "2018-07-21T01:19:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2287878,
            48.324909,
            743.1753904,
            -120.2070427,
            48.33941554,
            1205.03539
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22878780689341,
                  48.32541677549345,
                  743.1753903548542
                ],
                [
                  -120.22802856895593,
                  48.3394155432289,
                  743.1753903548542
                ],
                [
                  -120.20704271627902,
                  48.33890752294767,
                  1205.0353903548544
                ],
                [
                  -120.20780768405699,
                  48.32490900342503,
                  1205.0353903548544
                ],
                [
                  -120.22878780689341,
                  48.32541677549345,
                  743.1753903548542
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:45:43Z",
            "pc:count": 65487803,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706170.6871,
                "count": 65487803,
                "maximum": 706964.3829,
                "minimum": 705407.3829,
                "name": "X",
                "position": 0,
                "stddev": 431.6613846,
                "variance": 186331.5509
              },
              {
                "average": 5356917.259,
                "count": 65487803,
                "maximum": 5357739.517,
                "minimum": 5356181.697,
                "name": "Y",
                "position": 1,
                "stddev": 423.0342106,
                "variance": 178957.9433
              },
              {
                "average": 934.5389859,
                "count": 65487803,
                "maximum": 1205.03539,
                "minimum": 743.1753904,
                "name": "Z",
                "position": 2,
                "stddev": 99.26368575,
                "variance": 9853.279309
              },
              {
                "average": 553.3994547,
                "count": 65487803,
                "maximum": 2933,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 388.0010852,
                "variance": 150544.8421
              },
              {
                "average": 1.621554017,
                "count": 65487803,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8142670876,
                "variance": 0.66303089
              },
              {
                "average": 2.242831432,
                "count": 65487803,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9905432487,
                "variance": 0.9811759276
              },
              {
                "average": 0.4961263703,
                "count": 65487803,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999849986,
                "variance": 0.2499849988
              },
              {
                "average": 0.000311661089,
                "count": 65487803,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0176511745,
                "variance": 0.0003115639611
              },
              {
                "average": 1.16550485,
                "count": 65487803,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4144846918,
                "variance": 0.1717975597
              },
              {
                "average": -0.2787810601,
                "count": 65487803,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.80598264,
                "variance": 116.7692607
              },
              {
                "average": 0,
                "count": 65487803,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.7328201,
                "count": 65487803,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 33.32181994,
                "variance": 1110.343684
              },
              {
                "average": 216177455,
                "count": 65487803,
                "maximum": 216233943.8,
                "minimum": 216171151.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12302.83251,
                "variance": 151359687.7
              },
              {
                "average": 0,
                "count": 65487803,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65487803,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65487803,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65487803,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65487803,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705407.3829,
              5356181.697,
              743.1753904,
              706964.3829,
              5357739.517,
              1205.03539
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705407.3828941506,
                    5356181.697260111,
                    743.1753903548542
                  ],
                  [
                    705407.3828941506,
                    5357739.517260111,
                    743.1753903548542
                  ],
                  [
                    706964.3828941506,
                    5357739.517260111,
                    1205.0353903548544
                  ],
                  [
                    706964.3828941506,
                    5356181.697260111,
                    1205.0353903548544
                  ],
                  [
                    705407.3828941506,
                    5356181.697260111,
                    743.1753903548542
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:45:43+00:00",
            "end_time": "2018-07-21T01:19:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33072979705761,
              48.46012137655679,
              983.4762303720911
            ],
            [
              -120.32999493585984,
              48.47412225853089,
              983.4762303720911
            ],
            [
              -120.30895558129887,
              48.47363191375741,
              1590.956230372091
            ],
            [
              -120.30969621615647,
              48.45963127153241,
              1590.956230372091
            ],
            [
              -120.33072979705761,
              48.46012137655679,
              983.4762303720911
            ]
          ]
        ]
      },
      "bbox": [
        -120.3307298,
        48.45963127,
        983.4762304,
        -120.3089556,
        48.47412226,
        1590.95623
      ],
      "properties": {
        "datetime": "2018-10-11T19:25:48Z",
        "pc:count": 43912264,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698078.8827,
            "count": 43912264,
            "maximum": 698886.7349,
            "minimum": 697330.0149,
            "name": "X",
            "position": 0,
            "stddev": 436.7527507,
            "variance": 190752.9652
          },
          {
            "average": 5371666.007,
            "count": 43912264,
            "maximum": 5372442.497,
            "minimum": 5370884.537,
            "name": "Y",
            "position": 1,
            "stddev": 428.1499776,
            "variance": 183312.4033
          },
          {
            "average": 1261.683014,
            "count": 43912264,
            "maximum": 1590.95623,
            "minimum": 983.4762304,
            "name": "Z",
            "position": 2,
            "stddev": 126.4270879,
            "variance": 15983.80855
          },
          {
            "average": 572.8489363,
            "count": 43912264,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 377.1077938,
            "variance": 142210.2881
          },
          {
            "average": 1.507268881,
            "count": 43912264,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7525169537,
            "variance": 0.5662817656
          },
          {
            "average": 2.014665652,
            "count": 43912264,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9666280437,
            "variance": 0.9343697748
          },
          {
            "average": 0.4975387286,
            "count": 43912264,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999939478,
            "variance": 0.2499939478
          },
          {
            "average": 0.0002784871215,
            "count": 43912264,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01668560975,
            "variance": 0.0002784095728
          },
          {
            "average": 1.279013671,
            "count": 43912264,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5164487921,
            "variance": 0.2667193549
          },
          {
            "average": -0.6939167473,
            "count": 43912264,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.23599217,
            "variance": 126.2475201
          },
          {
            "average": 0,
            "count": 43912264,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.9379432,
            "count": 43912264,
            "maximum": 138,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.188024897,
            "variance": 4.78745295
          },
          {
            "average": 223319156.6,
            "count": 43912264,
            "maximum": 223321148.1,
            "minimum": 223317056.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1084.986349,
            "variance": 1177195.378
          },
          {
            "average": 0,
            "count": 43912264,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43912264,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43912264,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43912264,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43912264,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697330.0149,
          5370884.537,
          983.4762304,
          698886.7349,
          5372442.497,
          1590.95623
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697330.0149078827,
                5370884.537205227,
                983.4762303720911
              ],
              [
                697330.0149078827,
                5372442.497205228,
                983.4762303720911
              ],
              [
                698886.7349078826,
                5372442.497205228,
                1590.956230372091
              ],
              [
                698886.7349078826,
                5370884.537205227,
                1590.956230372091
              ],
              [
                697330.0149078827,
                5370884.537205227,
                983.4762303720911
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:25:48+00:00",
        "end_time": "2018-10-11T18:17:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3307298,
            48.45963127,
            983.4762304,
            -120.3089556,
            48.47412226,
            1590.95623
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33072979705761,
                  48.46012137655679,
                  983.4762303720911
                ],
                [
                  -120.32999493585984,
                  48.47412225853089,
                  983.4762303720911
                ],
                [
                  -120.30895558129887,
                  48.47363191375741,
                  1590.956230372091
                ],
                [
                  -120.30969621615647,
                  48.45963127153241,
                  1590.956230372091
                ],
                [
                  -120.33072979705761,
                  48.46012137655679,
                  983.4762303720911
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:25:48Z",
            "pc:count": 43912264,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698078.8827,
                "count": 43912264,
                "maximum": 698886.7349,
                "minimum": 697330.0149,
                "name": "X",
                "position": 0,
                "stddev": 436.7527507,
                "variance": 190752.9652
              },
              {
                "average": 5371666.007,
                "count": 43912264,
                "maximum": 5372442.497,
                "minimum": 5370884.537,
                "name": "Y",
                "position": 1,
                "stddev": 428.1499776,
                "variance": 183312.4033
              },
              {
                "average": 1261.683014,
                "count": 43912264,
                "maximum": 1590.95623,
                "minimum": 983.4762304,
                "name": "Z",
                "position": 2,
                "stddev": 126.4270879,
                "variance": 15983.80855
              },
              {
                "average": 572.8489363,
                "count": 43912264,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 377.1077938,
                "variance": 142210.2881
              },
              {
                "average": 1.507268881,
                "count": 43912264,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7525169537,
                "variance": 0.5662817656
              },
              {
                "average": 2.014665652,
                "count": 43912264,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9666280437,
                "variance": 0.9343697748
              },
              {
                "average": 0.4975387286,
                "count": 43912264,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999939478,
                "variance": 0.2499939478
              },
              {
                "average": 0.0002784871215,
                "count": 43912264,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01668560975,
                "variance": 0.0002784095728
              },
              {
                "average": 1.279013671,
                "count": 43912264,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5164487921,
                "variance": 0.2667193549
              },
              {
                "average": -0.6939167473,
                "count": 43912264,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.23599217,
                "variance": 126.2475201
              },
              {
                "average": 0,
                "count": 43912264,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.9379432,
                "count": 43912264,
                "maximum": 138,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.188024897,
                "variance": 4.78745295
              },
              {
                "average": 223319156.6,
                "count": 43912264,
                "maximum": 223321148.1,
                "minimum": 223317056.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1084.986349,
                "variance": 1177195.378
              },
              {
                "average": 0,
                "count": 43912264,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43912264,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43912264,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43912264,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43912264,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697330.0149,
              5370884.537,
              983.4762304,
              698886.7349,
              5372442.497,
              1590.95623
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697330.0149078827,
                    5370884.537205227,
                    983.4762303720911
                  ],
                  [
                    697330.0149078827,
                    5372442.497205228,
                    983.4762303720911
                  ],
                  [
                    698886.7349078826,
                    5372442.497205228,
                    1590.956230372091
                  ],
                  [
                    698886.7349078826,
                    5370884.537205227,
                    1590.956230372091
                  ],
                  [
                    697330.0149078827,
                    5370884.537205227,
                    983.4762303720911
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:25:48+00:00",
            "end_time": "2018-10-11T18:17:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2498289546738,
              48.50080185763179,
              512.7743845456305
            ],
            [
              -120.24907067779228,
              48.514803140888034,
              512.7743845456305
            ],
            [
              -120.22801319848995,
              48.51429762358114,
              850.3943845456304
            ],
            [
              -120.22877726168785,
              48.500296587542984,
              850.3943845456304
            ],
            [
              -120.2498289546738,
              48.50080185763179,
              512.7743845456305
            ]
          ]
        ]
      },
      "bbox": [
        -120.249829,
        48.50029659,
        512.7743845,
        -120.2280132,
        48.51480314,
        850.3943845
      ],
      "properties": {
        "datetime": "2018-07-21T20:04:42Z",
        "pc:count": 37752314,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703913.9843,
            "count": 37752314,
            "maximum": 704704.5028,
            "minimum": 703147.5828,
            "name": "X",
            "position": 0,
            "stddev": 429.7215947,
            "variance": 184660.649
          },
          {
            "average": 5376420.404,
            "count": 37752314,
            "maximum": 5377175.726,
            "minimum": 5375617.606,
            "name": "Y",
            "position": 1,
            "stddev": 429.1666264,
            "variance": 184183.9932
          },
          {
            "average": 713.1688918,
            "count": 37752314,
            "maximum": 850.3943845,
            "minimum": 512.7743845,
            "name": "Z",
            "position": 2,
            "stddev": 56.09852675,
            "variance": 3147.044704
          },
          {
            "average": 1345.481993,
            "count": 37752314,
            "maximum": 4095,
            "minimum": 86,
            "name": "Intensity",
            "position": 3,
            "stddev": 319.6386632,
            "variance": 102168.875
          },
          {
            "average": 1.027513439,
            "count": 37752314,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1852534703,
            "variance": 0.03431884824
          },
          {
            "average": 1.055026349,
            "count": 37752314,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2732830597,
            "variance": 0.07468363074
          },
          {
            "average": 0.4967851507,
            "count": 37752314,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896713,
            "variance": 0.2499896714
          },
          {
            "average": 0.0002421573417,
            "count": 37752314,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01555952145,
            "variance": 0.0002420987079
          },
          {
            "average": 1.599021506,
            "count": 37752314,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5021483927,
            "variance": 0.2521530083
          },
          {
            "average": 0.4035388483,
            "count": 37752314,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.348136909,
            "variance": 87.38766366
          },
          {
            "average": 0,
            "count": 37752314,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 48.73295433,
            "count": 37752314,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.65717721,
            "variance": 4443.179273
          },
          {
            "average": 216222966.4,
            "count": 37752314,
            "maximum": 216238682.1,
            "minimum": 216175478.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24222.49839,
            "variance": 586729428.1
          },
          {
            "average": 0,
            "count": 37752314,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37752314,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37752314,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37752314,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37752314,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703147.5828,
          5375617.606,
          512.7743845,
          704704.5028,
          5377175.726,
          850.3943845
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703147.5827860273,
                5375617.606444065,
                512.7743845456305
              ],
              [
                703147.5827860273,
                5377175.726444065,
                512.7743845456305
              ],
              [
                704704.5027860273,
                5377175.726444065,
                850.3943845456304
              ],
              [
                704704.5027860273,
                5375617.606444065,
                850.3943845456304
              ],
              [
                703147.5827860273,
                5375617.606444065,
                512.7743845456305
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:04:42+00:00",
        "end_time": "2018-07-21T02:31:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.249829,
            48.50029659,
            512.7743845,
            -120.2280132,
            48.51480314,
            850.3943845
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2498289546738,
                  48.50080185763179,
                  512.7743845456305
                ],
                [
                  -120.24907067779228,
                  48.514803140888034,
                  512.7743845456305
                ],
                [
                  -120.22801319848995,
                  48.51429762358114,
                  850.3943845456304
                ],
                [
                  -120.22877726168785,
                  48.500296587542984,
                  850.3943845456304
                ],
                [
                  -120.2498289546738,
                  48.50080185763179,
                  512.7743845456305
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:04:42Z",
            "pc:count": 37752314,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703913.9843,
                "count": 37752314,
                "maximum": 704704.5028,
                "minimum": 703147.5828,
                "name": "X",
                "position": 0,
                "stddev": 429.7215947,
                "variance": 184660.649
              },
              {
                "average": 5376420.404,
                "count": 37752314,
                "maximum": 5377175.726,
                "minimum": 5375617.606,
                "name": "Y",
                "position": 1,
                "stddev": 429.1666264,
                "variance": 184183.9932
              },
              {
                "average": 713.1688918,
                "count": 37752314,
                "maximum": 850.3943845,
                "minimum": 512.7743845,
                "name": "Z",
                "position": 2,
                "stddev": 56.09852675,
                "variance": 3147.044704
              },
              {
                "average": 1345.481993,
                "count": 37752314,
                "maximum": 4095,
                "minimum": 86,
                "name": "Intensity",
                "position": 3,
                "stddev": 319.6386632,
                "variance": 102168.875
              },
              {
                "average": 1.027513439,
                "count": 37752314,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1852534703,
                "variance": 0.03431884824
              },
              {
                "average": 1.055026349,
                "count": 37752314,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2732830597,
                "variance": 0.07468363074
              },
              {
                "average": 0.4967851507,
                "count": 37752314,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896713,
                "variance": 0.2499896714
              },
              {
                "average": 0.0002421573417,
                "count": 37752314,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01555952145,
                "variance": 0.0002420987079
              },
              {
                "average": 1.599021506,
                "count": 37752314,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5021483927,
                "variance": 0.2521530083
              },
              {
                "average": 0.4035388483,
                "count": 37752314,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.348136909,
                "variance": 87.38766366
              },
              {
                "average": 0,
                "count": 37752314,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 48.73295433,
                "count": 37752314,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.65717721,
                "variance": 4443.179273
              },
              {
                "average": 216222966.4,
                "count": 37752314,
                "maximum": 216238682.1,
                "minimum": 216175478.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24222.49839,
                "variance": 586729428.1
              },
              {
                "average": 0,
                "count": 37752314,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37752314,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37752314,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37752314,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37752314,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703147.5828,
              5375617.606,
              512.7743845,
              704704.5028,
              5377175.726,
              850.3943845
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703147.5827860273,
                    5375617.606444065,
                    512.7743845456305
                  ],
                  [
                    703147.5827860273,
                    5377175.726444065,
                    512.7743845456305
                  ],
                  [
                    704704.5027860273,
                    5377175.726444065,
                    850.3943845456304
                  ],
                  [
                    704704.5027860273,
                    5375617.606444065,
                    850.3943845456304
                  ],
                  [
                    703147.5827860273,
                    5375617.606444065,
                    512.7743845456305
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:04:42+00:00",
            "end_time": "2018-07-21T02:31:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26936758124619,
              48.352320070731245,
              730.8950090682008
            ],
            [
              -120.26861880368516,
              48.366318171498065,
              730.8950090682008
            ],
            [
              -120.24762252949486,
              48.365817380930785,
              1195.235009068201
            ],
            [
              -120.24837704530343,
              48.351819524860105,
              1195.235009068201
            ],
            [
              -120.26936758124619,
              48.352320070731245,
              730.8950090682008
            ]
          ]
        ]
      },
      "bbox": [
        -120.2693676,
        48.35181952,
        730.8950091,
        -120.2476225,
        48.36631817,
        1195.235009
      ],
      "properties": {
        "datetime": "2018-10-11T21:25:00Z",
        "pc:count": 43951388,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703096.814,
            "count": 43951388,
            "maximum": 703850.1597,
            "minimum": 702293.2597,
            "name": "X",
            "position": 0,
            "stddev": 446.8131858,
            "variance": 199642.023
          },
          {
            "average": 5359874.637,
            "count": 43951388,
            "maximum": 5360621.429,
            "minimum": 5359063.729,
            "name": "Y",
            "position": 1,
            "stddev": 433.8093523,
            "variance": 188190.5542
          },
          {
            "average": 924.9460216,
            "count": 43951388,
            "maximum": 1195.235009,
            "minimum": 730.8950091,
            "name": "Z",
            "position": 2,
            "stddev": 108.9030047,
            "variance": 11859.86443
          },
          {
            "average": 722.5043777,
            "count": 43951388,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 435.3254367,
            "variance": 189508.2358
          },
          {
            "average": 1.41678554,
            "count": 43951388,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6764705042,
            "variance": 0.457612343
          },
          {
            "average": 1.833459844,
            "count": 43951388,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8843740587,
            "variance": 0.7821174757
          },
          {
            "average": 0.4972594722,
            "count": 43951388,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999924951,
            "variance": 0.2499924952
          },
          {
            "average": 0.0002862480703,
            "count": 43951388,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01691644581,
            "variance": 0.0002861661388
          },
          {
            "average": 1.265710835,
            "count": 43951388,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4919083499,
            "variance": 0.2419738247
          },
          {
            "average": 0.06158599507,
            "count": 43951388,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.65382092,
            "variance": 113.5039002
          },
          {
            "average": 0,
            "count": 43951388,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.4956413,
            "count": 43951388,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.3441873,
            "variance": 4269.862814
          },
          {
            "average": 220293219.6,
            "count": 43951388,
            "maximum": 223328300.2,
            "minimum": 216235691.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3507708.804,
            "variance": 12304021050000.0
          },
          {
            "average": 0,
            "count": 43951388,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43951388,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43951388,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43951388,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43951388,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702293.2597,
          5359063.729,
          730.8950091,
          703850.1597,
          5360621.429,
          1195.235009
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702293.2596639758,
                5359063.729465846,
                730.8950090682008
              ],
              [
                702293.2596639758,
                5360621.429465845,
                730.8950090682008
              ],
              [
                703850.1596639757,
                5360621.429465845,
                1195.235009068201
              ],
              [
                703850.1596639757,
                5359063.729465846,
                1195.235009068201
              ],
              [
                702293.2596639758,
                5359063.729465846,
                730.8950090682008
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:25:00+00:00",
        "end_time": "2018-07-21T19:14:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2693676,
            48.35181952,
            730.8950091,
            -120.2476225,
            48.36631817,
            1195.235009
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26936758124619,
                  48.352320070731245,
                  730.8950090682008
                ],
                [
                  -120.26861880368516,
                  48.366318171498065,
                  730.8950090682008
                ],
                [
                  -120.24762252949486,
                  48.365817380930785,
                  1195.235009068201
                ],
                [
                  -120.24837704530343,
                  48.351819524860105,
                  1195.235009068201
                ],
                [
                  -120.26936758124619,
                  48.352320070731245,
                  730.8950090682008
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:25:00Z",
            "pc:count": 43951388,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703096.814,
                "count": 43951388,
                "maximum": 703850.1597,
                "minimum": 702293.2597,
                "name": "X",
                "position": 0,
                "stddev": 446.8131858,
                "variance": 199642.023
              },
              {
                "average": 5359874.637,
                "count": 43951388,
                "maximum": 5360621.429,
                "minimum": 5359063.729,
                "name": "Y",
                "position": 1,
                "stddev": 433.8093523,
                "variance": 188190.5542
              },
              {
                "average": 924.9460216,
                "count": 43951388,
                "maximum": 1195.235009,
                "minimum": 730.8950091,
                "name": "Z",
                "position": 2,
                "stddev": 108.9030047,
                "variance": 11859.86443
              },
              {
                "average": 722.5043777,
                "count": 43951388,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 435.3254367,
                "variance": 189508.2358
              },
              {
                "average": 1.41678554,
                "count": 43951388,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6764705042,
                "variance": 0.457612343
              },
              {
                "average": 1.833459844,
                "count": 43951388,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8843740587,
                "variance": 0.7821174757
              },
              {
                "average": 0.4972594722,
                "count": 43951388,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999924951,
                "variance": 0.2499924952
              },
              {
                "average": 0.0002862480703,
                "count": 43951388,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01691644581,
                "variance": 0.0002861661388
              },
              {
                "average": 1.265710835,
                "count": 43951388,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4919083499,
                "variance": 0.2419738247
              },
              {
                "average": 0.06158599507,
                "count": 43951388,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.65382092,
                "variance": 113.5039002
              },
              {
                "average": 0,
                "count": 43951388,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.4956413,
                "count": 43951388,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.3441873,
                "variance": 4269.862814
              },
              {
                "average": 220293219.6,
                "count": 43951388,
                "maximum": 223328300.2,
                "minimum": 216235691.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3507708.804,
                "variance": 12304021050000.0
              },
              {
                "average": 0,
                "count": 43951388,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43951388,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43951388,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43951388,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43951388,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702293.2597,
              5359063.729,
              730.8950091,
              703850.1597,
              5360621.429,
              1195.235009
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702293.2596639758,
                    5359063.729465846,
                    730.8950090682008
                  ],
                  [
                    702293.2596639758,
                    5360621.429465845,
                    730.8950090682008
                  ],
                  [
                    703850.1596639757,
                    5360621.429465845,
                    1195.235009068201
                  ],
                  [
                    703850.1596639757,
                    5359063.729465846,
                    1195.235009068201
                  ],
                  [
                    702293.2596639758,
                    5359063.729465846,
                    730.8950090682008
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:25:00+00:00",
            "end_time": "2018-07-21T19:14:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3105363862797,
              48.473670675684446,
              749.0123999778168
            ],
            [
              -120.30979563651071,
              48.487670933805816,
              749.0123999778168
            ],
            [
              -120.28874940594288,
              48.48717675574398,
              1239.9523999778169
            ],
            [
              -120.2894959335695,
              48.473176739249304,
              1239.9523999778169
            ],
            [
              -120.3105363862797,
              48.473670675684446,
              749.0123999778168
            ]
          ]
        ]
      },
      "bbox": [
        -120.3105364,
        48.47317674,
        749.0124,
        -120.2887494,
        48.48767093,
        1239.9524
      ],
      "properties": {
        "datetime": "2018-10-11T20:10:14Z",
        "pc:count": 39887830,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699586.8175,
            "count": 39887830,
            "maximum": 700326.6014,
            "minimum": 698769.7614,
            "name": "X",
            "position": 0,
            "stddev": 445.9995966,
            "variance": 198915.6402
          },
          {
            "average": 5373233.453,
            "count": 39887830,
            "maximum": 5374000.616,
            "minimum": 5372442.696,
            "name": "Y",
            "position": 1,
            "stddev": 434.0117653,
            "variance": 188366.2124
          },
          {
            "average": 922.3208317,
            "count": 39887830,
            "maximum": 1239.9524,
            "minimum": 749.0124,
            "name": "Z",
            "position": 2,
            "stddev": 95.16477673,
            "variance": 9056.334729
          },
          {
            "average": 595.0774723,
            "count": 39887830,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 382.0703852,
            "variance": 145977.7793
          },
          {
            "average": 1.375886806,
            "count": 39887830,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6288897731,
            "variance": 0.3955023467
          },
          {
            "average": 1.751720362,
            "count": 39887830,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8180850389,
            "variance": 0.6692631309
          },
          {
            "average": 0.4981566558,
            "count": 39887830,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999966083,
            "variance": 0.2499966083
          },
          {
            "average": 0.0003067351621,
            "count": 39887830,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01751117024,
            "variance": 0.0003066410833
          },
          {
            "average": 1.290895594,
            "count": 39887830,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5017191922,
            "variance": 0.2517221479
          },
          {
            "average": 0.6910568636,
            "count": 39887830,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.82459157,
            "variance": 117.1717826
          },
          {
            "average": 0,
            "count": 39887830,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 134.4743693,
            "count": 39887830,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 18.26655917,
            "variance": 333.6671838
          },
          {
            "average": 223246795.2,
            "count": 39887830,
            "maximum": 223323814.5,
            "minimum": 222115514.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 291202.9552,
            "variance": 84799161130.0
          },
          {
            "average": 0,
            "count": 39887830,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39887830,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39887830,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39887830,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39887830,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698769.7614,
          5372442.696,
          749.0124,
          700326.6014,
          5374000.616,
          1239.9524
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698769.7613501528,
                5372442.695658587,
                749.0123999778168
              ],
              [
                698769.7613501528,
                5374000.615658587,
                749.0123999778168
              ],
              [
                700326.6013501529,
                5374000.615658587,
                1239.9523999778169
              ],
              [
                700326.6013501529,
                5372442.695658587,
                1239.9523999778169
              ],
              [
                698769.7613501528,
                5372442.695658587,
                749.0123999778168
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:10:14+00:00",
        "end_time": "2018-09-27T20:31:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3105364,
            48.47317674,
            749.0124,
            -120.2887494,
            48.48767093,
            1239.9524
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3105363862797,
                  48.473670675684446,
                  749.0123999778168
                ],
                [
                  -120.30979563651071,
                  48.487670933805816,
                  749.0123999778168
                ],
                [
                  -120.28874940594288,
                  48.48717675574398,
                  1239.9523999778169
                ],
                [
                  -120.2894959335695,
                  48.473176739249304,
                  1239.9523999778169
                ],
                [
                  -120.3105363862797,
                  48.473670675684446,
                  749.0123999778168
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:10:14Z",
            "pc:count": 39887830,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699586.8175,
                "count": 39887830,
                "maximum": 700326.6014,
                "minimum": 698769.7614,
                "name": "X",
                "position": 0,
                "stddev": 445.9995966,
                "variance": 198915.6402
              },
              {
                "average": 5373233.453,
                "count": 39887830,
                "maximum": 5374000.616,
                "minimum": 5372442.696,
                "name": "Y",
                "position": 1,
                "stddev": 434.0117653,
                "variance": 188366.2124
              },
              {
                "average": 922.3208317,
                "count": 39887830,
                "maximum": 1239.9524,
                "minimum": 749.0124,
                "name": "Z",
                "position": 2,
                "stddev": 95.16477673,
                "variance": 9056.334729
              },
              {
                "average": 595.0774723,
                "count": 39887830,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 382.0703852,
                "variance": 145977.7793
              },
              {
                "average": 1.375886806,
                "count": 39887830,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6288897731,
                "variance": 0.3955023467
              },
              {
                "average": 1.751720362,
                "count": 39887830,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8180850389,
                "variance": 0.6692631309
              },
              {
                "average": 0.4981566558,
                "count": 39887830,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999966083,
                "variance": 0.2499966083
              },
              {
                "average": 0.0003067351621,
                "count": 39887830,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01751117024,
                "variance": 0.0003066410833
              },
              {
                "average": 1.290895594,
                "count": 39887830,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5017191922,
                "variance": 0.2517221479
              },
              {
                "average": 0.6910568636,
                "count": 39887830,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.82459157,
                "variance": 117.1717826
              },
              {
                "average": 0,
                "count": 39887830,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 134.4743693,
                "count": 39887830,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 18.26655917,
                "variance": 333.6671838
              },
              {
                "average": 223246795.2,
                "count": 39887830,
                "maximum": 223323814.5,
                "minimum": 222115514.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 291202.9552,
                "variance": 84799161130.0
              },
              {
                "average": 0,
                "count": 39887830,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39887830,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39887830,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39887830,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39887830,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698769.7614,
              5372442.696,
              749.0124,
              700326.6014,
              5374000.616,
              1239.9524
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698769.7613501528,
                    5372442.695658587,
                    749.0123999778168
                  ],
                  [
                    698769.7613501528,
                    5374000.615658587,
                    749.0123999778168
                  ],
                  [
                    700326.6013501529,
                    5374000.615658587,
                    1239.9523999778169
                  ],
                  [
                    700326.6013501529,
                    5372442.695658587,
                    1239.9523999778169
                  ],
                  [
                    698769.7613501528,
                    5372442.695658587,
                    749.0123999778168
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:10:14+00:00",
            "end_time": "2018-09-27T20:31:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20957088646102,
              48.581851264646296,
              886.1001515754908
            ],
            [
              -120.20879914673095,
              48.59585510795682,
              886.1001515754908
            ],
            [
              -120.18770872782586,
              48.595341587511804,
              1141.5801515754908
            ],
            [
              -120.18848628018503,
              48.5813379954687,
              1141.5801515754908
            ],
            [
              -120.20957088646102,
              48.581851264646296,
              886.1001515754908
            ]
          ]
        ]
      },
      "bbox": [
        -120.2095709,
        48.581338,
        886.1001516,
        -120.1877087,
        48.59585511,
        1141.580152
      ],
      "properties": {
        "datetime": "2018-07-21T02:13:32Z",
        "pc:count": 56348831,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706566.2456,
            "count": 56348831,
            "maximum": 707348.9335,
            "minimum": 705792.0135,
            "name": "X",
            "position": 0,
            "stddev": 430.4158836,
            "variance": 185257.8328
          },
          {
            "average": 5385539.064,
            "count": 56348831,
            "maximum": 5386291.696,
            "minimum": 5384733.216,
            "name": "Y",
            "position": 1,
            "stddev": 420.9811143,
            "variance": 177225.0986
          },
          {
            "average": 1003.464879,
            "count": 56348831,
            "maximum": 1141.580152,
            "minimum": 886.1001516,
            "name": "Z",
            "position": 2,
            "stddev": 46.91552632,
            "variance": 2201.06661
          },
          {
            "average": 771.9471089,
            "count": 56348831,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 518.1961303,
            "variance": 268527.2295
          },
          {
            "average": 1.459004855,
            "count": 56348831,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7497666423,
            "variance": 0.562150018
          },
          {
            "average": 1.917502938,
            "count": 56348831,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.008082185,
            "variance": 1.016229691
          },
          {
            "average": 0.4966251208,
            "count": 56348831,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999886145,
            "variance": 0.2499886146
          },
          {
            "average": 0.0003046025924,
            "count": 56348831,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0174502096,
            "variance": 0.000304509815
          },
          {
            "average": 1.287373468,
            "count": 56348831,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.483834628,
            "variance": 0.2340959472
          },
          {
            "average": 0.3644881825,
            "count": 56348831,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.2759947,
            "variance": 127.1480565
          },
          {
            "average": 0,
            "count": 56348831,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.9169855,
            "count": 56348831,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.61296556,
            "variance": 6.827589019
          },
          {
            "average": 216171473.6,
            "count": 56348831,
            "maximum": 216174412.5,
            "minimum": 216168345.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1303.990199,
            "variance": 1700390.439
          },
          {
            "average": 0,
            "count": 56348831,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56348831,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56348831,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56348831,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56348831,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705792.0135,
          5384733.216,
          886.1001516,
          707348.9335,
          5386291.696,
          1141.580152
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705792.0135361014,
                5384733.21624115,
                886.1001515754908
              ],
              [
                705792.0135361014,
                5386291.696241151,
                886.1001515754908
              ],
              [
                707348.9335361014,
                5386291.696241151,
                1141.5801515754908
              ],
              [
                707348.9335361014,
                5384733.21624115,
                1141.5801515754908
              ],
              [
                705792.0135361014,
                5384733.21624115,
                886.1001515754908
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:13:32+00:00",
        "end_time": "2018-07-21T00:32:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2095709,
            48.581338,
            886.1001516,
            -120.1877087,
            48.59585511,
            1141.580152
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20957088646102,
                  48.581851264646296,
                  886.1001515754908
                ],
                [
                  -120.20879914673095,
                  48.59585510795682,
                  886.1001515754908
                ],
                [
                  -120.18770872782586,
                  48.595341587511804,
                  1141.5801515754908
                ],
                [
                  -120.18848628018503,
                  48.5813379954687,
                  1141.5801515754908
                ],
                [
                  -120.20957088646102,
                  48.581851264646296,
                  886.1001515754908
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:13:32Z",
            "pc:count": 56348831,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706566.2456,
                "count": 56348831,
                "maximum": 707348.9335,
                "minimum": 705792.0135,
                "name": "X",
                "position": 0,
                "stddev": 430.4158836,
                "variance": 185257.8328
              },
              {
                "average": 5385539.064,
                "count": 56348831,
                "maximum": 5386291.696,
                "minimum": 5384733.216,
                "name": "Y",
                "position": 1,
                "stddev": 420.9811143,
                "variance": 177225.0986
              },
              {
                "average": 1003.464879,
                "count": 56348831,
                "maximum": 1141.580152,
                "minimum": 886.1001516,
                "name": "Z",
                "position": 2,
                "stddev": 46.91552632,
                "variance": 2201.06661
              },
              {
                "average": 771.9471089,
                "count": 56348831,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 518.1961303,
                "variance": 268527.2295
              },
              {
                "average": 1.459004855,
                "count": 56348831,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7497666423,
                "variance": 0.562150018
              },
              {
                "average": 1.917502938,
                "count": 56348831,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.008082185,
                "variance": 1.016229691
              },
              {
                "average": 0.4966251208,
                "count": 56348831,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999886145,
                "variance": 0.2499886146
              },
              {
                "average": 0.0003046025924,
                "count": 56348831,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0174502096,
                "variance": 0.000304509815
              },
              {
                "average": 1.287373468,
                "count": 56348831,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.483834628,
                "variance": 0.2340959472
              },
              {
                "average": 0.3644881825,
                "count": 56348831,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.2759947,
                "variance": 127.1480565
              },
              {
                "average": 0,
                "count": 56348831,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.9169855,
                "count": 56348831,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.61296556,
                "variance": 6.827589019
              },
              {
                "average": 216171473.6,
                "count": 56348831,
                "maximum": 216174412.5,
                "minimum": 216168345.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1303.990199,
                "variance": 1700390.439
              },
              {
                "average": 0,
                "count": 56348831,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56348831,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56348831,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56348831,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56348831,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705792.0135,
              5384733.216,
              886.1001516,
              707348.9335,
              5386291.696,
              1141.580152
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705792.0135361014,
                    5384733.21624115,
                    886.1001515754908
                  ],
                  [
                    705792.0135361014,
                    5386291.696241151,
                    886.1001515754908
                  ],
                  [
                    707348.9335361014,
                    5386291.696241151,
                    1141.5801515754908
                  ],
                  [
                    707348.9335361014,
                    5384733.21624115,
                    1141.5801515754908
                  ],
                  [
                    705792.0135361014,
                    5384733.21624115,
                    886.1001515754908
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:13:32+00:00",
            "end_time": "2018-07-21T00:32:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29173350507337,
              48.74364591502156,
              1180.4306019676992
            ],
            [
              -120.29098021040052,
              48.757650149399645,
              1180.4306019676992
            ],
            [
              -120.26982393985499,
              48.757150526014236,
              1789.3106019676993
            ],
            [
              -120.27058309968868,
              48.74314653629077,
              1789.3106019676993
            ],
            [
              -120.29173350507337,
              48.74364591502156,
              1180.4306019676992
            ]
          ]
        ]
      },
      "bbox": [
        -120.2917335,
        48.74314654,
        1180.430602,
        -120.2698239,
        48.75765015,
        1789.310602
      ],
      "properties": {
        "datetime": "2018-10-11T20:51:55Z",
        "pc:count": 35995933,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699882.89,
            "count": 35995933,
            "maximum": 700651.1509,
            "minimum": 699094.4709,
            "name": "X",
            "position": 0,
            "stddev": 426.0222677,
            "variance": 181494.9726
          },
          {
            "average": 5403291.005,
            "count": 35995933,
            "maximum": 5404055.823,
            "minimum": 5402497.363,
            "name": "Y",
            "position": 1,
            "stddev": 418.3979992,
            "variance": 175056.8857
          },
          {
            "average": 1542.36267,
            "count": 35995933,
            "maximum": 1789.310602,
            "minimum": 1180.430602,
            "name": "Z",
            "position": 2,
            "stddev": 134.9773776,
            "variance": 18218.89246
          },
          {
            "average": 578.3366903,
            "count": 35995933,
            "maximum": 4095,
            "minimum": 23,
            "name": "Intensity",
            "position": 3,
            "stddev": 375.9036323,
            "variance": 141303.5408
          },
          {
            "average": 1.397793023,
            "count": 35995933,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7500749381,
            "variance": 0.5626124128
          },
          {
            "average": 1.795637107,
            "count": 35995933,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.063912232,
            "variance": 1.131909238
          },
          {
            "average": 0.4966204654,
            "count": 35995933,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885856,
            "variance": 0.2499885857
          },
          {
            "average": 0.0002586403303,
            "count": 35995933,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01608021899,
            "variance": 0.0002585734426
          },
          {
            "average": 1.395246374,
            "count": 35995933,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5647087142,
            "variance": 0.3188959319
          },
          {
            "average": 0.3529307745,
            "count": 35995933,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.02181304,
            "variance": 144.5239888
          },
          {
            "average": 0,
            "count": 35995933,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.1715648,
            "count": 35995933,
            "maximum": 148,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.199925865,
            "variance": 4.839673812
          },
          {
            "average": 223324282.3,
            "count": 35995933,
            "maximum": 223326315.1,
            "minimum": 223322202.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1142.517047,
            "variance": 1305345.203
          },
          {
            "average": 0,
            "count": 35995933,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35995933,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35995933,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35995933,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35995933,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699094.4709,
          5402497.363,
          1180.430602,
          700651.1509,
          5404055.823,
          1789.310602
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699094.4709174092,
                5402497.3629240785,
                1180.4306019676992
              ],
              [
                699094.4709174092,
                5404055.822924079,
                1180.4306019676992
              ],
              [
                700651.1509174091,
                5404055.822924079,
                1789.3106019676993
              ],
              [
                700651.1509174091,
                5402497.3629240785,
                1789.3106019676993
              ],
              [
                699094.4709174092,
                5402497.3629240785,
                1180.4306019676992
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:51:55+00:00",
        "end_time": "2018-10-11T19:43:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2917335,
            48.74314654,
            1180.430602,
            -120.2698239,
            48.75765015,
            1789.310602
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29173350507337,
                  48.74364591502156,
                  1180.4306019676992
                ],
                [
                  -120.29098021040052,
                  48.757650149399645,
                  1180.4306019676992
                ],
                [
                  -120.26982393985499,
                  48.757150526014236,
                  1789.3106019676993
                ],
                [
                  -120.27058309968868,
                  48.74314653629077,
                  1789.3106019676993
                ],
                [
                  -120.29173350507337,
                  48.74364591502156,
                  1180.4306019676992
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:51:55Z",
            "pc:count": 35995933,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699882.89,
                "count": 35995933,
                "maximum": 700651.1509,
                "minimum": 699094.4709,
                "name": "X",
                "position": 0,
                "stddev": 426.0222677,
                "variance": 181494.9726
              },
              {
                "average": 5403291.005,
                "count": 35995933,
                "maximum": 5404055.823,
                "minimum": 5402497.363,
                "name": "Y",
                "position": 1,
                "stddev": 418.3979992,
                "variance": 175056.8857
              },
              {
                "average": 1542.36267,
                "count": 35995933,
                "maximum": 1789.310602,
                "minimum": 1180.430602,
                "name": "Z",
                "position": 2,
                "stddev": 134.9773776,
                "variance": 18218.89246
              },
              {
                "average": 578.3366903,
                "count": 35995933,
                "maximum": 4095,
                "minimum": 23,
                "name": "Intensity",
                "position": 3,
                "stddev": 375.9036323,
                "variance": 141303.5408
              },
              {
                "average": 1.397793023,
                "count": 35995933,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7500749381,
                "variance": 0.5626124128
              },
              {
                "average": 1.795637107,
                "count": 35995933,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.063912232,
                "variance": 1.131909238
              },
              {
                "average": 0.4966204654,
                "count": 35995933,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885856,
                "variance": 0.2499885857
              },
              {
                "average": 0.0002586403303,
                "count": 35995933,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01608021899,
                "variance": 0.0002585734426
              },
              {
                "average": 1.395246374,
                "count": 35995933,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5647087142,
                "variance": 0.3188959319
              },
              {
                "average": 0.3529307745,
                "count": 35995933,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.02181304,
                "variance": 144.5239888
              },
              {
                "average": 0,
                "count": 35995933,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.1715648,
                "count": 35995933,
                "maximum": 148,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.199925865,
                "variance": 4.839673812
              },
              {
                "average": 223324282.3,
                "count": 35995933,
                "maximum": 223326315.1,
                "minimum": 223322202.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1142.517047,
                "variance": 1305345.203
              },
              {
                "average": 0,
                "count": 35995933,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35995933,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35995933,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35995933,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35995933,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699094.4709,
              5402497.363,
              1180.430602,
              700651.1509,
              5404055.823,
              1789.310602
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699094.4709174092,
                    5402497.3629240785,
                    1180.4306019676992
                  ],
                  [
                    699094.4709174092,
                    5404055.822924079,
                    1180.4306019676992
                  ],
                  [
                    700651.1509174091,
                    5404055.822924079,
                    1789.3106019676993
                  ],
                  [
                    700651.1509174091,
                    5402497.3629240785,
                    1789.3106019676993
                  ],
                  [
                    699094.4709174092,
                    5402497.3629240785,
                    1180.4306019676992
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:51:55+00:00",
            "end_time": "2018-10-11T19:43:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29092065187592,
              48.59517963915761,
              991.8052905357331
            ],
            [
              -120.29017118725571,
              48.60918171055026,
              991.8052905357331
            ],
            [
              -120.26907566654651,
              48.608683036351955,
              1391.905290535733
            ],
            [
              -120.2698309480036,
              48.59468120894612,
              1391.905290535733
            ],
            [
              -120.29092065187592,
              48.59517963915761,
              991.8052905357331
            ]
          ]
        ]
      },
      "bbox": [
        -120.2909207,
        48.59468121,
        991.8052905,
        -120.2690757,
        48.60918171,
        1391.905291
      ],
      "properties": {
        "datetime": "2018-10-11T21:17:58Z",
        "pc:count": 44052480,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700495.798,
            "count": 44052480,
            "maximum": 701297.3052,
            "minimum": 699740.5252,
            "name": "X",
            "position": 0,
            "stddev": 423.7732891,
            "variance": 179583.8005
          },
          {
            "average": 5386779.975,
            "count": 44052480,
            "maximum": 5387556.672,
            "minimum": 5385998.492,
            "name": "Y",
            "position": 1,
            "stddev": 435.7700599,
            "variance": 189895.5451
          },
          {
            "average": 1155.753037,
            "count": 44052480,
            "maximum": 1391.905291,
            "minimum": 991.8052905,
            "name": "Z",
            "position": 2,
            "stddev": 84.45353889,
            "variance": 7132.400231
          },
          {
            "average": 539.2523763,
            "count": 44052480,
            "maximum": 4095,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 401.1738339,
            "variance": 160940.445
          },
          {
            "average": 1.580965907,
            "count": 44052480,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7908840773,
            "variance": 0.6254976237
          },
          {
            "average": 2.16148891,
            "count": 44052480,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9787310267,
            "variance": 0.9579144227
          },
          {
            "average": 0.4964467154,
            "count": 44052480,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873797,
            "variance": 0.2499873798
          },
          {
            "average": 0.0002913343358,
            "count": 44052480,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01706603254,
            "variance": 0.0002912494667
          },
          {
            "average": 1.252216924,
            "count": 44052480,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4864473678,
            "variance": 0.2366310416
          },
          {
            "average": 1.184177044,
            "count": 44052480,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.85266058,
            "variance": 117.7802416
          },
          {
            "average": 0,
            "count": 44052480,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 143.6772238,
            "count": 44052480,
            "maximum": 150,
            "minimum": 139,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.083127088,
            "variance": 4.339418466
          },
          {
            "average": 223324288.8,
            "count": 44052480,
            "maximum": 223327878.2,
            "minimum": 223321943,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1077.270122,
            "variance": 1160510.917
          },
          {
            "average": 0,
            "count": 44052480,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44052480,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44052480,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44052480,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44052480,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699740.5252,
          5385998.492,
          991.8052905,
          701297.3052,
          5387556.672,
          1391.905291
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699740.5251914606,
                5385998.491767959,
                991.8052905357331
              ],
              [
                699740.5251914606,
                5387556.671767958,
                991.8052905357331
              ],
              [
                701297.3051914606,
                5387556.671767958,
                1391.905290535733
              ],
              [
                701297.3051914606,
                5385998.491767959,
                1391.905290535733
              ],
              [
                699740.5251914606,
                5385998.491767959,
                991.8052905357331
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:17:58+00:00",
        "end_time": "2018-10-11T19:39:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2909207,
            48.59468121,
            991.8052905,
            -120.2690757,
            48.60918171,
            1391.905291
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29092065187592,
                  48.59517963915761,
                  991.8052905357331
                ],
                [
                  -120.29017118725571,
                  48.60918171055026,
                  991.8052905357331
                ],
                [
                  -120.26907566654651,
                  48.608683036351955,
                  1391.905290535733
                ],
                [
                  -120.2698309480036,
                  48.59468120894612,
                  1391.905290535733
                ],
                [
                  -120.29092065187592,
                  48.59517963915761,
                  991.8052905357331
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:17:58Z",
            "pc:count": 44052480,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700495.798,
                "count": 44052480,
                "maximum": 701297.3052,
                "minimum": 699740.5252,
                "name": "X",
                "position": 0,
                "stddev": 423.7732891,
                "variance": 179583.8005
              },
              {
                "average": 5386779.975,
                "count": 44052480,
                "maximum": 5387556.672,
                "minimum": 5385998.492,
                "name": "Y",
                "position": 1,
                "stddev": 435.7700599,
                "variance": 189895.5451
              },
              {
                "average": 1155.753037,
                "count": 44052480,
                "maximum": 1391.905291,
                "minimum": 991.8052905,
                "name": "Z",
                "position": 2,
                "stddev": 84.45353889,
                "variance": 7132.400231
              },
              {
                "average": 539.2523763,
                "count": 44052480,
                "maximum": 4095,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 401.1738339,
                "variance": 160940.445
              },
              {
                "average": 1.580965907,
                "count": 44052480,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7908840773,
                "variance": 0.6254976237
              },
              {
                "average": 2.16148891,
                "count": 44052480,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9787310267,
                "variance": 0.9579144227
              },
              {
                "average": 0.4964467154,
                "count": 44052480,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873797,
                "variance": 0.2499873798
              },
              {
                "average": 0.0002913343358,
                "count": 44052480,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01706603254,
                "variance": 0.0002912494667
              },
              {
                "average": 1.252216924,
                "count": 44052480,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4864473678,
                "variance": 0.2366310416
              },
              {
                "average": 1.184177044,
                "count": 44052480,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.85266058,
                "variance": 117.7802416
              },
              {
                "average": 0,
                "count": 44052480,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 143.6772238,
                "count": 44052480,
                "maximum": 150,
                "minimum": 139,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.083127088,
                "variance": 4.339418466
              },
              {
                "average": 223324288.8,
                "count": 44052480,
                "maximum": 223327878.2,
                "minimum": 223321943,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1077.270122,
                "variance": 1160510.917
              },
              {
                "average": 0,
                "count": 44052480,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44052480,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44052480,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44052480,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44052480,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699740.5252,
              5385998.492,
              991.8052905,
              701297.3052,
              5387556.672,
              1391.905291
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699740.5251914606,
                    5385998.491767959,
                    991.8052905357331
                  ],
                  [
                    699740.5251914606,
                    5387556.671767958,
                    991.8052905357331
                  ],
                  [
                    701297.3051914606,
                    5387556.671767958,
                    1391.905290535733
                  ],
                  [
                    701297.3051914606,
                    5385998.491767959,
                    1391.905290535733
                  ],
                  [
                    699740.5251914606,
                    5385998.491767959,
                    991.8052905357331
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:17:58+00:00",
            "end_time": "2018-10-11T19:39:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24970274756576,
              48.473811022752656,
              547.9951220295338
            ],
            [
              -120.24894513481773,
              48.48781272991311,
              547.9951220295338
            ],
            [
              -120.22789883408765,
              48.487307398921736,
              813.2351220295338
            ],
            [
              -120.22866222474985,
              48.473305938866815,
              813.2351220295338
            ],
            [
              -120.24970274756576,
              48.473811022752656,
              547.9951220295338
            ]
          ]
        ]
      },
      "bbox": [
        -120.2497027,
        48.47330594,
        547.995122,
        -120.2278988,
        48.48781273,
        813.235122
      ],
      "properties": {
        "datetime": "2018-07-21T20:05:31Z",
        "pc:count": 43641702,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704032.8909,
            "count": 43641702,
            "maximum": 704821.7314,
            "minimum": 703264.8114,
            "name": "X",
            "position": 0,
            "stddev": 423.1203853,
            "variance": 179030.8605
          },
          {
            "average": 5373409.82,
            "count": 43641702,
            "maximum": 5374176.344,
            "minimum": 5372618.184,
            "name": "Y",
            "position": 1,
            "stddev": 433.2934819,
            "variance": 187743.2415
          },
          {
            "average": 609.746236,
            "count": 43641702,
            "maximum": 813.235122,
            "minimum": 547.995122,
            "name": "Z",
            "position": 2,
            "stddev": 58.5793314,
            "variance": 3431.538068
          },
          {
            "average": 864.2207697,
            "count": 43641702,
            "maximum": 4095,
            "minimum": 60,
            "name": "Intensity",
            "position": 3,
            "stddev": 528.1208945,
            "variance": 278911.6792
          },
          {
            "average": 1.198857437,
            "count": 43641702,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4803656089,
            "variance": 0.2307511182
          },
          {
            "average": 1.397740446,
            "count": 43641702,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6737126679,
            "variance": 0.4538887589
          },
          {
            "average": 0.4965080647,
            "count": 43641702,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987812,
            "variance": 0.2499878121
          },
          {
            "average": 0.0002404351691,
            "count": 43641702,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01550410802,
            "variance": 0.0002403773655
          },
          {
            "average": 1.430681782,
            "count": 43641702,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5100824389,
            "variance": 0.2601840944
          },
          {
            "average": 0.2445221279,
            "count": 43641702,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.973487913,
            "variance": 80.52348532
          },
          {
            "average": 0,
            "count": 43641702,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 47.50730471,
            "count": 43641702,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.87543609,
            "variance": 4339.57308
          },
          {
            "average": 216223361.8,
            "count": 43641702,
            "maximum": 216238731.1,
            "minimum": 216175426,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23887.12525,
            "variance": 570594752.9
          },
          {
            "average": 0,
            "count": 43641702,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43641702,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43641702,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43641702,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43641702,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703264.8114,
          5372618.184,
          547.995122,
          704821.7314,
          5374176.344,
          813.235122
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703264.8113792535,
                5372618.184447641,
                547.9951220295338
              ],
              [
                703264.8113792535,
                5374176.344447641,
                547.9951220295338
              ],
              [
                704821.7313792534,
                5374176.344447641,
                813.2351220295338
              ],
              [
                704821.7313792534,
                5372618.184447641,
                813.2351220295338
              ],
              [
                703264.8113792535,
                5372618.184447641,
                547.9951220295338
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:05:31+00:00",
        "end_time": "2018-07-21T02:30:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2497027,
            48.47330594,
            547.995122,
            -120.2278988,
            48.48781273,
            813.235122
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24970274756576,
                  48.473811022752656,
                  547.9951220295338
                ],
                [
                  -120.24894513481773,
                  48.48781272991311,
                  547.9951220295338
                ],
                [
                  -120.22789883408765,
                  48.487307398921736,
                  813.2351220295338
                ],
                [
                  -120.22866222474985,
                  48.473305938866815,
                  813.2351220295338
                ],
                [
                  -120.24970274756576,
                  48.473811022752656,
                  547.9951220295338
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:05:31Z",
            "pc:count": 43641702,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704032.8909,
                "count": 43641702,
                "maximum": 704821.7314,
                "minimum": 703264.8114,
                "name": "X",
                "position": 0,
                "stddev": 423.1203853,
                "variance": 179030.8605
              },
              {
                "average": 5373409.82,
                "count": 43641702,
                "maximum": 5374176.344,
                "minimum": 5372618.184,
                "name": "Y",
                "position": 1,
                "stddev": 433.2934819,
                "variance": 187743.2415
              },
              {
                "average": 609.746236,
                "count": 43641702,
                "maximum": 813.235122,
                "minimum": 547.995122,
                "name": "Z",
                "position": 2,
                "stddev": 58.5793314,
                "variance": 3431.538068
              },
              {
                "average": 864.2207697,
                "count": 43641702,
                "maximum": 4095,
                "minimum": 60,
                "name": "Intensity",
                "position": 3,
                "stddev": 528.1208945,
                "variance": 278911.6792
              },
              {
                "average": 1.198857437,
                "count": 43641702,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4803656089,
                "variance": 0.2307511182
              },
              {
                "average": 1.397740446,
                "count": 43641702,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6737126679,
                "variance": 0.4538887589
              },
              {
                "average": 0.4965080647,
                "count": 43641702,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987812,
                "variance": 0.2499878121
              },
              {
                "average": 0.0002404351691,
                "count": 43641702,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01550410802,
                "variance": 0.0002403773655
              },
              {
                "average": 1.430681782,
                "count": 43641702,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5100824389,
                "variance": 0.2601840944
              },
              {
                "average": 0.2445221279,
                "count": 43641702,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.973487913,
                "variance": 80.52348532
              },
              {
                "average": 0,
                "count": 43641702,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 47.50730471,
                "count": 43641702,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.87543609,
                "variance": 4339.57308
              },
              {
                "average": 216223361.8,
                "count": 43641702,
                "maximum": 216238731.1,
                "minimum": 216175426,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23887.12525,
                "variance": 570594752.9
              },
              {
                "average": 0,
                "count": 43641702,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43641702,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43641702,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43641702,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43641702,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703264.8114,
              5372618.184,
              547.995122,
              704821.7314,
              5374176.344,
              813.235122
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703264.8113792535,
                    5372618.184447641,
                    547.9951220295338
                  ],
                  [
                    703264.8113792535,
                    5374176.344447641,
                    547.9951220295338
                  ],
                  [
                    704821.7313792534,
                    5374176.344447641,
                    813.2351220295338
                  ],
                  [
                    704821.7313792534,
                    5372618.184447641,
                    813.2351220295338
                  ],
                  [
                    703264.8113792535,
                    5372618.184447641,
                    547.9951220295338
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:05:31+00:00",
            "end_time": "2018-07-21T02:30:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33064747793789,
              48.44662868510199,
              1160.7023628290779
            ],
            [
              -120.32991319683202,
              48.46062474629934,
              1160.7023628290779
            ],
            [
              -120.30887780068598,
              48.460134450306214,
              1622.1823628290779
            ],
            [
              -120.309617849631,
              48.44613862873774,
              1622.1823628290779
            ],
            [
              -120.33064747793789,
              48.44662868510199,
              1160.7023628290779
            ]
          ]
        ]
      },
      "bbox": [
        -120.3306475,
        48.44613863,
        1160.702363,
        -120.3088778,
        48.46062475,
        1622.182363
      ],
      "properties": {
        "datetime": "2018-10-11T19:26:10Z",
        "pc:count": 44575832,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698137.1943,
            "count": 44575832,
            "maximum": 698945.2653,
            "minimum": 697388.4253,
            "name": "X",
            "position": 0,
            "stddev": 434.5449091,
            "variance": 188829.278
          },
          {
            "average": 5370156.82,
            "count": 44575832,
            "maximum": 5370942.589,
            "minimum": 5369385.169,
            "name": "Y",
            "position": 1,
            "stddev": 427.9739959,
            "variance": 183161.7411
          },
          {
            "average": 1434.127862,
            "count": 44575832,
            "maximum": 1622.182363,
            "minimum": 1160.702363,
            "name": "Z",
            "position": 2,
            "stddev": 87.68256286,
            "variance": 7688.23183
          },
          {
            "average": 561.4844948,
            "count": 44575832,
            "maximum": 2555,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 385.3027315,
            "variance": 148458.1949
          },
          {
            "average": 1.581837014,
            "count": 44575832,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8252170132,
            "variance": 0.6809831188
          },
          {
            "average": 2.16399234,
            "count": 44575832,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.059628125,
            "variance": 1.122811764
          },
          {
            "average": 0.4970647323,
            "count": 44575832,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999913897,
            "variance": 0.2499913898
          },
          {
            "average": 0.0002774822016,
            "count": 44575832,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01665548593,
            "variance": 0.0002774052114
          },
          {
            "average": 1.281977238,
            "count": 44575832,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.517037326,
            "variance": 0.2673275964
          },
          {
            "average": -0.9488388464,
            "count": 44575832,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.39121051,
            "variance": 129.759677
          },
          {
            "average": 0,
            "count": 44575832,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.9707554,
            "count": 44575832,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.187663539,
            "variance": 4.785871758
          },
          {
            "average": 223319176.1,
            "count": 44575832,
            "maximum": 223321170.8,
            "minimum": 223317080.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1088.212641,
            "variance": 1184206.752
          },
          {
            "average": 0,
            "count": 44575832,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44575832,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44575832,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44575832,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44575832,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697388.4253,
          5369385.169,
          1160.702363,
          698945.2653,
          5370942.589,
          1622.182363
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697388.4252868927,
                5369385.168636669,
                1160.7023628290779
              ],
              [
                697388.4252868927,
                5370942.588636669,
                1160.7023628290779
              ],
              [
                698945.2652868928,
                5370942.588636669,
                1622.1823628290779
              ],
              [
                698945.2652868928,
                5369385.168636669,
                1622.1823628290779
              ],
              [
                697388.4252868927,
                5369385.168636669,
                1160.7023628290779
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:26:10+00:00",
        "end_time": "2018-10-11T18:18:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3306475,
            48.44613863,
            1160.702363,
            -120.3088778,
            48.46062475,
            1622.182363
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33064747793789,
                  48.44662868510199,
                  1160.7023628290779
                ],
                [
                  -120.32991319683202,
                  48.46062474629934,
                  1160.7023628290779
                ],
                [
                  -120.30887780068598,
                  48.460134450306214,
                  1622.1823628290779
                ],
                [
                  -120.309617849631,
                  48.44613862873774,
                  1622.1823628290779
                ],
                [
                  -120.33064747793789,
                  48.44662868510199,
                  1160.7023628290779
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:26:10Z",
            "pc:count": 44575832,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698137.1943,
                "count": 44575832,
                "maximum": 698945.2653,
                "minimum": 697388.4253,
                "name": "X",
                "position": 0,
                "stddev": 434.5449091,
                "variance": 188829.278
              },
              {
                "average": 5370156.82,
                "count": 44575832,
                "maximum": 5370942.589,
                "minimum": 5369385.169,
                "name": "Y",
                "position": 1,
                "stddev": 427.9739959,
                "variance": 183161.7411
              },
              {
                "average": 1434.127862,
                "count": 44575832,
                "maximum": 1622.182363,
                "minimum": 1160.702363,
                "name": "Z",
                "position": 2,
                "stddev": 87.68256286,
                "variance": 7688.23183
              },
              {
                "average": 561.4844948,
                "count": 44575832,
                "maximum": 2555,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 385.3027315,
                "variance": 148458.1949
              },
              {
                "average": 1.581837014,
                "count": 44575832,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8252170132,
                "variance": 0.6809831188
              },
              {
                "average": 2.16399234,
                "count": 44575832,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.059628125,
                "variance": 1.122811764
              },
              {
                "average": 0.4970647323,
                "count": 44575832,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999913897,
                "variance": 0.2499913898
              },
              {
                "average": 0.0002774822016,
                "count": 44575832,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01665548593,
                "variance": 0.0002774052114
              },
              {
                "average": 1.281977238,
                "count": 44575832,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.517037326,
                "variance": 0.2673275964
              },
              {
                "average": -0.9488388464,
                "count": 44575832,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.39121051,
                "variance": 129.759677
              },
              {
                "average": 0,
                "count": 44575832,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.9707554,
                "count": 44575832,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.187663539,
                "variance": 4.785871758
              },
              {
                "average": 223319176.1,
                "count": 44575832,
                "maximum": 223321170.8,
                "minimum": 223317080.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1088.212641,
                "variance": 1184206.752
              },
              {
                "average": 0,
                "count": 44575832,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44575832,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44575832,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44575832,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44575832,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697388.4253,
              5369385.169,
              1160.702363,
              698945.2653,
              5370942.589,
              1622.182363
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697388.4252868927,
                    5369385.168636669,
                    1160.7023628290779
                  ],
                  [
                    697388.4252868927,
                    5370942.588636669,
                    1160.7023628290779
                  ],
                  [
                    698945.2652868928,
                    5370942.588636669,
                    1622.1823628290779
                  ],
                  [
                    698945.2652868928,
                    5369385.168636669,
                    1622.1823628290779
                  ],
                  [
                    697388.4252868927,
                    5369385.168636669,
                    1160.7023628290779
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:26:10+00:00",
            "end_time": "2018-10-11T18:18:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23039257651205,
              48.74377322928518,
              1755.4044427765361
            ],
            [
              -120.2298355696934,
              48.75389969316144,
              1755.4044427765361
            ],
            [
              -120.21721301758676,
              48.75359535155388,
              2144.6844427765363
            ],
            [
              -120.21777255449966,
              48.743468995447614,
              2144.6844427765363
            ],
            [
              -120.23039257651205,
              48.74377322928518,
              1755.4044427765361
            ]
          ]
        ]
      },
      "bbox": [
        -120.2303926,
        48.743469,
        1755.404443,
        -120.217213,
        48.75389969,
        2144.684443
      ],
      "properties": {
        "datetime": "2018-07-21T18:58:51Z",
        "pc:count": 14439244,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703992.4009,
            "count": 14439244,
            "maximum": 704531.7792,
            "minimum": 703602.8992,
            "name": "X",
            "position": 0,
            "stddev": 256.7021838,
            "variance": 65896.01116
          },
          {
            "average": 5403158.053,
            "count": 14439244,
            "maximum": 5403800.655,
            "minimum": 5402673.675,
            "name": "Y",
            "position": 1,
            "stddev": 283.0934976,
            "variance": 80141.9284
          },
          {
            "average": 1978.991844,
            "count": 14439244,
            "maximum": 2144.684443,
            "minimum": 1755.404443,
            "name": "Z",
            "position": 2,
            "stddev": 94.62290345,
            "variance": 8953.493858
          },
          {
            "average": 807.4212034,
            "count": 14439244,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 447.4537828,
            "variance": 200214.8877
          },
          {
            "average": 1.290848053,
            "count": 14439244,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6592626814,
            "variance": 0.4346272831
          },
          {
            "average": 1.581668819,
            "count": 14439244,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9634699988,
            "variance": 0.9282744386
          },
          {
            "average": 0.4966983036,
            "count": 14439244,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499989116,
            "variance": 0.2499891161
          },
          {
            "average": 0.000239347711,
            "count": 14439244,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01546901549,
            "variance": 0.0002392904402
          },
          {
            "average": 1.501320845,
            "count": 14439244,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.547147503,
            "variance": 0.29937039
          },
          {
            "average": -1.170287211,
            "count": 14439244,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.91517379,
            "variance": 166.8017139
          },
          {
            "average": 0,
            "count": 14439244,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.7917315,
            "count": 14439244,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 47.34972419,
            "variance": 2241.996381
          },
          {
            "average": 216181562.1,
            "count": 14439244,
            "maximum": 216234731.2,
            "minimum": 216174098.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 17175.64499,
            "variance": 295002780.8
          },
          {
            "average": 0,
            "count": 14439244,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14439244,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14439244,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14439244,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14439244,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703602.8992,
          5402673.675,
          1755.404443,
          704531.7792,
          5403800.655,
          2144.684443
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703602.8992151257,
                5402673.675225452,
                1755.4044427765361
              ],
              [
                703602.8992151257,
                5403800.655225452,
                1755.4044427765361
              ],
              [
                704531.7792151256,
                5403800.655225452,
                2144.6844427765363
              ],
              [
                704531.7792151256,
                5402673.675225452,
                2144.6844427765363
              ],
              [
                703602.8992151257,
                5402673.675225452,
                1755.4044427765361
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:58:51+00:00",
        "end_time": "2018-07-21T02:08:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2303926,
            48.743469,
            1755.404443,
            -120.217213,
            48.75389969,
            2144.684443
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23039257651205,
                  48.74377322928518,
                  1755.4044427765361
                ],
                [
                  -120.2298355696934,
                  48.75389969316144,
                  1755.4044427765361
                ],
                [
                  -120.21721301758676,
                  48.75359535155388,
                  2144.6844427765363
                ],
                [
                  -120.21777255449966,
                  48.743468995447614,
                  2144.6844427765363
                ],
                [
                  -120.23039257651205,
                  48.74377322928518,
                  1755.4044427765361
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:58:51Z",
            "pc:count": 14439244,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703992.4009,
                "count": 14439244,
                "maximum": 704531.7792,
                "minimum": 703602.8992,
                "name": "X",
                "position": 0,
                "stddev": 256.7021838,
                "variance": 65896.01116
              },
              {
                "average": 5403158.053,
                "count": 14439244,
                "maximum": 5403800.655,
                "minimum": 5402673.675,
                "name": "Y",
                "position": 1,
                "stddev": 283.0934976,
                "variance": 80141.9284
              },
              {
                "average": 1978.991844,
                "count": 14439244,
                "maximum": 2144.684443,
                "minimum": 1755.404443,
                "name": "Z",
                "position": 2,
                "stddev": 94.62290345,
                "variance": 8953.493858
              },
              {
                "average": 807.4212034,
                "count": 14439244,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 447.4537828,
                "variance": 200214.8877
              },
              {
                "average": 1.290848053,
                "count": 14439244,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6592626814,
                "variance": 0.4346272831
              },
              {
                "average": 1.581668819,
                "count": 14439244,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9634699988,
                "variance": 0.9282744386
              },
              {
                "average": 0.4966983036,
                "count": 14439244,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499989116,
                "variance": 0.2499891161
              },
              {
                "average": 0.000239347711,
                "count": 14439244,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01546901549,
                "variance": 0.0002392904402
              },
              {
                "average": 1.501320845,
                "count": 14439244,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.547147503,
                "variance": 0.29937039
              },
              {
                "average": -1.170287211,
                "count": 14439244,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.91517379,
                "variance": 166.8017139
              },
              {
                "average": 0,
                "count": 14439244,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.7917315,
                "count": 14439244,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 47.34972419,
                "variance": 2241.996381
              },
              {
                "average": 216181562.1,
                "count": 14439244,
                "maximum": 216234731.2,
                "minimum": 216174098.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 17175.64499,
                "variance": 295002780.8
              },
              {
                "average": 0,
                "count": 14439244,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14439244,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14439244,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14439244,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14439244,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703602.8992,
              5402673.675,
              1755.404443,
              704531.7792,
              5403800.655,
              2144.684443
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703602.8992151257,
                    5402673.675225452,
                    1755.4044427765361
                  ],
                  [
                    703602.8992151257,
                    5403800.655225452,
                    1755.4044427765361
                  ],
                  [
                    704531.7792151256,
                    5403800.655225452,
                    2144.6844427765363
                  ],
                  [
                    704531.7792151256,
                    5402673.675225452,
                    2144.6844427765363
                  ],
                  [
                    703602.8992151257,
                    5402673.675225452,
                    1755.4044427765361
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:58:51+00:00",
            "end_time": "2018-07-21T02:08:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26923199846007,
              48.32533274202753,
              894.3777926353799
            ],
            [
              -120.26848383492454,
              48.33933198554525,
              894.3777926353799
            ],
            [
              -120.24749756874142,
              48.338831352904585,
              1371.53779263538
            ],
            [
              -120.24825146280116,
              48.32483235399841,
              1371.53779263538
            ],
            [
              -120.26923199846007,
              48.32533274202753,
              894.3777926353799
            ]
          ]
        ]
      },
      "bbox": [
        -120.269232,
        48.32483235,
        894.3777926,
        -120.2474976,
        48.33933199,
        1371.537793
      ],
      "properties": {
        "datetime": "2018-10-11T21:25:46Z",
        "pc:count": 42828188,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703190.7901,
            "count": 42828188,
            "maximum": 703967.1607,
            "minimum": 702410.1807,
            "name": "X",
            "position": 0,
            "stddev": 452.1145718,
            "variance": 204407.586
          },
          {
            "average": 5356857.111,
            "count": 42828188,
            "maximum": 5357622.594,
            "minimum": 5356064.774,
            "name": "Y",
            "position": 1,
            "stddev": 457.9890993,
            "variance": 209754.0151
          },
          {
            "average": 1140.158246,
            "count": 42828188,
            "maximum": 1371.537793,
            "minimum": 894.3777926,
            "name": "Z",
            "position": 2,
            "stddev": 110.7001984,
            "variance": 12254.53394
          },
          {
            "average": 779.9759381,
            "count": 42828188,
            "maximum": 3648,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 436.102578,
            "variance": 190185.4586
          },
          {
            "average": 1.408984265,
            "count": 42828188,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7121573872,
            "variance": 0.5071681441
          },
          {
            "average": 1.81793381,
            "count": 42828188,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9722126197,
            "variance": 0.9451973779
          },
          {
            "average": 0.4972007922,
            "count": 42828188,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999921702,
            "variance": 0.2499921703
          },
          {
            "average": 0.0003020207159,
            "count": 42828188,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01737611885,
            "variance": 0.0003019295064
          },
          {
            "average": 1.307275503,
            "count": 42828188,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.50984559,
            "variance": 0.2599425257
          },
          {
            "average": -0.9823468098,
            "count": 42828188,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.13359386,
            "variance": 123.9569123
          },
          {
            "average": 0,
            "count": 42828188,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 93.78040236,
            "count": 42828188,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.12026877,
            "variance": 4240.649404
          },
          {
            "average": 220356060.7,
            "count": 42828188,
            "maximum": 223328346.1,
            "minimum": 216235740.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3497960.182,
            "variance": 12235725430000.0
          },
          {
            "average": 0,
            "count": 42828188,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42828188,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42828188,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42828188,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42828188,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702410.1807,
          5356064.774,
          894.3777926,
          703967.1607,
          5357622.594,
          1371.537793
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702410.1807200208,
                5356064.773985995,
                894.3777926353799
              ],
              [
                702410.1807200208,
                5357622.593985995,
                894.3777926353799
              ],
              [
                703967.1607200208,
                5357622.593985995,
                1371.53779263538
              ],
              [
                703967.1607200208,
                5356064.773985995,
                1371.53779263538
              ],
              [
                702410.1807200208,
                5356064.773985995,
                894.3777926353799
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:25:46+00:00",
        "end_time": "2018-07-21T19:15:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.269232,
            48.32483235,
            894.3777926,
            -120.2474976,
            48.33933199,
            1371.537793
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26923199846007,
                  48.32533274202753,
                  894.3777926353799
                ],
                [
                  -120.26848383492454,
                  48.33933198554525,
                  894.3777926353799
                ],
                [
                  -120.24749756874142,
                  48.338831352904585,
                  1371.53779263538
                ],
                [
                  -120.24825146280116,
                  48.32483235399841,
                  1371.53779263538
                ],
                [
                  -120.26923199846007,
                  48.32533274202753,
                  894.3777926353799
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:25:46Z",
            "pc:count": 42828188,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703190.7901,
                "count": 42828188,
                "maximum": 703967.1607,
                "minimum": 702410.1807,
                "name": "X",
                "position": 0,
                "stddev": 452.1145718,
                "variance": 204407.586
              },
              {
                "average": 5356857.111,
                "count": 42828188,
                "maximum": 5357622.594,
                "minimum": 5356064.774,
                "name": "Y",
                "position": 1,
                "stddev": 457.9890993,
                "variance": 209754.0151
              },
              {
                "average": 1140.158246,
                "count": 42828188,
                "maximum": 1371.537793,
                "minimum": 894.3777926,
                "name": "Z",
                "position": 2,
                "stddev": 110.7001984,
                "variance": 12254.53394
              },
              {
                "average": 779.9759381,
                "count": 42828188,
                "maximum": 3648,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 436.102578,
                "variance": 190185.4586
              },
              {
                "average": 1.408984265,
                "count": 42828188,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7121573872,
                "variance": 0.5071681441
              },
              {
                "average": 1.81793381,
                "count": 42828188,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9722126197,
                "variance": 0.9451973779
              },
              {
                "average": 0.4972007922,
                "count": 42828188,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999921702,
                "variance": 0.2499921703
              },
              {
                "average": 0.0003020207159,
                "count": 42828188,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01737611885,
                "variance": 0.0003019295064
              },
              {
                "average": 1.307275503,
                "count": 42828188,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.50984559,
                "variance": 0.2599425257
              },
              {
                "average": -0.9823468098,
                "count": 42828188,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.13359386,
                "variance": 123.9569123
              },
              {
                "average": 0,
                "count": 42828188,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 93.78040236,
                "count": 42828188,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.12026877,
                "variance": 4240.649404
              },
              {
                "average": 220356060.7,
                "count": 42828188,
                "maximum": 223328346.1,
                "minimum": 216235740.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3497960.182,
                "variance": 12235725430000.0
              },
              {
                "average": 0,
                "count": 42828188,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42828188,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42828188,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42828188,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42828188,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702410.1807,
              5356064.774,
              894.3777926,
              703967.1607,
              5357622.594,
              1371.537793
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702410.1807200208,
                    5356064.773985995,
                    894.3777926353799
                  ],
                  [
                    702410.1807200208,
                    5357622.593985995,
                    894.3777926353799
                  ],
                  [
                    703967.1607200208,
                    5357622.593985995,
                    1371.53779263538
                  ],
                  [
                    703967.1607200208,
                    5356064.773985995,
                    1371.53779263538
                  ],
                  [
                    702410.1807200208,
                    5356064.773985995,
                    894.3777926353799
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:25:46+00:00",
            "end_time": "2018-07-21T19:15:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22895970633427,
              48.365897104551635,
              475.56823640501386
            ],
            [
              -120.22819938736656,
              48.379896673985485,
              475.56823640501386
            ],
            [
              -120.2071985169306,
              48.37938840706149,
              883.2482364050139
            ],
            [
              -120.20796457835931,
              48.36538908601696,
              883.2482364050139
            ],
            [
              -120.22895970633427,
              48.365897104551635,
              475.56823640501386
            ]
          ]
        ]
      },
      "bbox": [
        -120.2289597,
        48.36538909,
        475.5682364,
        -120.2071985,
        48.37989667,
        883.2482364
      ],
      "properties": {
        "datetime": "2018-07-21T18:47:05Z",
        "pc:count": 49653159,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706021.0543,
            "count": 49653159,
            "maximum": 706788.8241,
            "minimum": 705231.9441,
            "name": "X",
            "position": 0,
            "stddev": 426.1079857,
            "variance": 181568.0155
          },
          {
            "average": 5361434.65,
            "count": 49653159,
            "maximum": 5362238.039,
            "minimum": 5360680.119,
            "name": "Y",
            "position": 1,
            "stddev": 428.5256473,
            "variance": 183634.2304
          },
          {
            "average": 685.810015,
            "count": 49653159,
            "maximum": 883.2482364,
            "minimum": 475.5682364,
            "name": "Z",
            "position": 2,
            "stddev": 81.76641034,
            "variance": 6685.74586
          },
          {
            "average": 777.3373321,
            "count": 49653159,
            "maximum": 4095,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 486.0221706,
            "variance": 236217.5503
          },
          {
            "average": 1.334234907,
            "count": 49653159,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6152636474,
            "variance": 0.3785493558
          },
          {
            "average": 1.668563767,
            "count": 49653159,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.830530828,
            "variance": 0.6897814562
          },
          {
            "average": 0.4962137454,
            "count": 49653159,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999856691,
            "variance": 0.2499856693
          },
          {
            "average": 0.000268905348,
            "count": 49653159,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01639612891,
            "variance": 0.0002688330433
          },
          {
            "average": 1.298812287,
            "count": 49653159,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4797684689,
            "variance": 0.2301777838
          },
          {
            "average": -0.4817887579,
            "count": 49653159,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.634819099,
            "variance": 92.82973908
          },
          {
            "average": 0,
            "count": 49653159,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.7723171,
            "count": 49653159,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.32737016,
            "variance": 1248.023082
          },
          {
            "average": 216177797.3,
            "count": 49653159,
            "maximum": 216234025.7,
            "minimum": 216172765.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13050.59829,
            "variance": 170318115.7
          },
          {
            "average": 0,
            "count": 49653159,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49653159,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49653159,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49653159,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49653159,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705231.9441,
          5360680.119,
          475.5682364,
          706788.8241,
          5362238.039,
          883.2482364
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705231.9441244127,
                5360680.119479959,
                475.56823640501386
              ],
              [
                705231.9441244127,
                5362238.039479959,
                475.56823640501386
              ],
              [
                706788.8241244126,
                5362238.039479959,
                883.2482364050139
              ],
              [
                706788.8241244126,
                5360680.119479959,
                883.2482364050139
              ],
              [
                705231.9441244127,
                5360680.119479959,
                475.56823640501386
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:47:05+00:00",
        "end_time": "2018-07-21T01:46:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2289597,
            48.36538909,
            475.5682364,
            -120.2071985,
            48.37989667,
            883.2482364
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22895970633427,
                  48.365897104551635,
                  475.56823640501386
                ],
                [
                  -120.22819938736656,
                  48.379896673985485,
                  475.56823640501386
                ],
                [
                  -120.2071985169306,
                  48.37938840706149,
                  883.2482364050139
                ],
                [
                  -120.20796457835931,
                  48.36538908601696,
                  883.2482364050139
                ],
                [
                  -120.22895970633427,
                  48.365897104551635,
                  475.56823640501386
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:47:05Z",
            "pc:count": 49653159,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706021.0543,
                "count": 49653159,
                "maximum": 706788.8241,
                "minimum": 705231.9441,
                "name": "X",
                "position": 0,
                "stddev": 426.1079857,
                "variance": 181568.0155
              },
              {
                "average": 5361434.65,
                "count": 49653159,
                "maximum": 5362238.039,
                "minimum": 5360680.119,
                "name": "Y",
                "position": 1,
                "stddev": 428.5256473,
                "variance": 183634.2304
              },
              {
                "average": 685.810015,
                "count": 49653159,
                "maximum": 883.2482364,
                "minimum": 475.5682364,
                "name": "Z",
                "position": 2,
                "stddev": 81.76641034,
                "variance": 6685.74586
              },
              {
                "average": 777.3373321,
                "count": 49653159,
                "maximum": 4095,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 486.0221706,
                "variance": 236217.5503
              },
              {
                "average": 1.334234907,
                "count": 49653159,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6152636474,
                "variance": 0.3785493558
              },
              {
                "average": 1.668563767,
                "count": 49653159,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.830530828,
                "variance": 0.6897814562
              },
              {
                "average": 0.4962137454,
                "count": 49653159,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999856691,
                "variance": 0.2499856693
              },
              {
                "average": 0.000268905348,
                "count": 49653159,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01639612891,
                "variance": 0.0002688330433
              },
              {
                "average": 1.298812287,
                "count": 49653159,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4797684689,
                "variance": 0.2301777838
              },
              {
                "average": -0.4817887579,
                "count": 49653159,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.634819099,
                "variance": 92.82973908
              },
              {
                "average": 0,
                "count": 49653159,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.7723171,
                "count": 49653159,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.32737016,
                "variance": 1248.023082
              },
              {
                "average": 216177797.3,
                "count": 49653159,
                "maximum": 216234025.7,
                "minimum": 216172765.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13050.59829,
                "variance": 170318115.7
              },
              {
                "average": 0,
                "count": 49653159,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49653159,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49653159,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49653159,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49653159,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705231.9441,
              5360680.119,
              475.5682364,
              706788.8241,
              5362238.039,
              883.2482364
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705231.9441244127,
                    5360680.119479959,
                    475.56823640501386
                  ],
                  [
                    705231.9441244127,
                    5362238.039479959,
                    475.56823640501386
                  ],
                  [
                    706788.8241244126,
                    5362238.039479959,
                    883.2482364050139
                  ],
                  [
                    706788.8241244126,
                    5360680.119479959,
                    883.2482364050139
                  ],
                  [
                    705231.9441244127,
                    5360680.119479959,
                    475.56823640501386
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:47:05+00:00",
            "end_time": "2018-07-21T01:46:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_577088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.31030096023115,
              48.433185957700445,
              1130.271694127712
            ],
            [
              -120.30956115040219,
              48.44718721069596,
              1130.271694127712
            ],
            [
              -120.28853165645643,
              48.44669329700307,
              1561.211694127712
            ],
            [
              -120.28927723171724,
              48.43269228548019,
              1561.211694127712
            ],
            [
              -120.31030096023115,
              48.433185957700445,
              1130.271694127712
            ]
          ]
        ]
      },
      "bbox": [
        -120.310301,
        48.43269229,
        1130.271694,
        -120.2885317,
        48.44718721,
        1561.211694
      ],
      "properties": {
        "datetime": "2018-10-11T20:09:04Z",
        "pc:count": 47973765,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699791.7196,
            "count": 47973765,
            "maximum": 700502.1995,
            "minimum": 698945.3595,
            "name": "X",
            "position": 0,
            "stddev": 448.1382156,
            "variance": 200827.8603
          },
          {
            "average": 5368742.272,
            "count": 47973765,
            "maximum": 5369501.855,
            "minimum": 5367943.835,
            "name": "Y",
            "position": 1,
            "stddev": 435.7116472,
            "variance": 189844.6395
          },
          {
            "average": 1344.714191,
            "count": 47973765,
            "maximum": 1561.211694,
            "minimum": 1130.271694,
            "name": "Z",
            "position": 2,
            "stddev": 93.13606856,
            "variance": 8674.327266
          },
          {
            "average": 570.9864719,
            "count": 47973765,
            "maximum": 3546,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 398.7427165,
            "variance": 158995.754
          },
          {
            "average": 1.594073865,
            "count": 47973765,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8242315137,
            "variance": 0.6793575882
          },
          {
            "average": 2.188051574,
            "count": 47973765,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.044507761,
            "variance": 1.090996463
          },
          {
            "average": 0.496122662,
            "count": 47973765,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999849712,
            "variance": 0.2499849715
          },
          {
            "average": 0.0003360169876,
            "count": 47973765,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01832768636,
            "variance": 0.0003359040872
          },
          {
            "average": 1.268044295,
            "count": 47973765,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4955986122,
            "variance": 0.2456179844
          },
          {
            "average": 0.01132637194,
            "count": 47973765,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.83712514,
            "variance": 140.1175315
          },
          {
            "average": 0,
            "count": 47973765,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 135.3123038,
            "count": 47973765,
            "maximum": 143,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 16.89459204,
            "variance": 285.4272402
          },
          {
            "average": 223258629,
            "count": 47973765,
            "maximum": 223323744.6,
            "minimum": 222115446.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 268740.0766,
            "variance": 72221228750.0
          },
          {
            "average": 0,
            "count": 47973765,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47973765,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47973765,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47973765,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47973765,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698945.3595,
          5367943.835,
          1130.271694,
          700502.1995,
          5369501.855,
          1561.211694
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698945.3594621734,
                5367943.835360067,
                1130.271694127712
              ],
              [
                698945.3594621734,
                5369501.8553600665,
                1130.271694127712
              ],
              [
                700502.1994621735,
                5369501.8553600665,
                1561.211694127712
              ],
              [
                700502.1994621735,
                5367943.835360067,
                1561.211694127712
              ],
              [
                698945.3594621734,
                5367943.835360067,
                1130.271694127712
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:09:04+00:00",
        "end_time": "2018-09-27T20:30:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_577088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_577088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_577088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.310301,
            48.43269229,
            1130.271694,
            -120.2885317,
            48.44718721,
            1561.211694
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.31030096023115,
                  48.433185957700445,
                  1130.271694127712
                ],
                [
                  -120.30956115040219,
                  48.44718721069596,
                  1130.271694127712
                ],
                [
                  -120.28853165645643,
                  48.44669329700307,
                  1561.211694127712
                ],
                [
                  -120.28927723171724,
                  48.43269228548019,
                  1561.211694127712
                ],
                [
                  -120.31030096023115,
                  48.433185957700445,
                  1130.271694127712
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_577088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_577088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:09:04Z",
            "pc:count": 47973765,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699791.7196,
                "count": 47973765,
                "maximum": 700502.1995,
                "minimum": 698945.3595,
                "name": "X",
                "position": 0,
                "stddev": 448.1382156,
                "variance": 200827.8603
              },
              {
                "average": 5368742.272,
                "count": 47973765,
                "maximum": 5369501.855,
                "minimum": 5367943.835,
                "name": "Y",
                "position": 1,
                "stddev": 435.7116472,
                "variance": 189844.6395
              },
              {
                "average": 1344.714191,
                "count": 47973765,
                "maximum": 1561.211694,
                "minimum": 1130.271694,
                "name": "Z",
                "position": 2,
                "stddev": 93.13606856,
                "variance": 8674.327266
              },
              {
                "average": 570.9864719,
                "count": 47973765,
                "maximum": 3546,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 398.7427165,
                "variance": 158995.754
              },
              {
                "average": 1.594073865,
                "count": 47973765,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8242315137,
                "variance": 0.6793575882
              },
              {
                "average": 2.188051574,
                "count": 47973765,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.044507761,
                "variance": 1.090996463
              },
              {
                "average": 0.496122662,
                "count": 47973765,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999849712,
                "variance": 0.2499849715
              },
              {
                "average": 0.0003360169876,
                "count": 47973765,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01832768636,
                "variance": 0.0003359040872
              },
              {
                "average": 1.268044295,
                "count": 47973765,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4955986122,
                "variance": 0.2456179844
              },
              {
                "average": 0.01132637194,
                "count": 47973765,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.83712514,
                "variance": 140.1175315
              },
              {
                "average": 0,
                "count": 47973765,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 135.3123038,
                "count": 47973765,
                "maximum": 143,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 16.89459204,
                "variance": 285.4272402
              },
              {
                "average": 223258629,
                "count": 47973765,
                "maximum": 223323744.6,
                "minimum": 222115446.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 268740.0766,
                "variance": 72221228750.0
              },
              {
                "average": 0,
                "count": 47973765,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47973765,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47973765,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47973765,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47973765,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698945.3595,
              5367943.835,
              1130.271694,
              700502.1995,
              5369501.855,
              1561.211694
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698945.3594621734,
                    5367943.835360067,
                    1130.271694127712
                  ],
                  [
                    698945.3594621734,
                    5369501.8553600665,
                    1130.271694127712
                  ],
                  [
                    700502.1994621735,
                    5369501.8553600665,
                    1561.211694127712
                  ],
                  [
                    700502.1994621735,
                    5367943.835360067,
                    1561.211694127712
                  ],
                  [
                    698945.3594621734,
                    5367943.835360067,
                    1130.271694127712
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:09:04+00:00",
            "end_time": "2018-09-27T20:30:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1635808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29195460851145,
              48.7841402844675,
              1817.854240746366
            ],
            [
              -120.29120013753003,
              48.79814747775708,
              1817.854240746366
            ],
            [
              -120.27002847054511,
              48.79764762593486,
              2287.814240746366
            ],
            [
              -120.27078882060115,
              48.78364067750985,
              2287.814240746366
            ],
            [
              -120.29195460851145,
              48.7841402844675,
              1817.854240746366
            ]
          ]
        ]
      },
      "bbox": [
        -120.2919546,
        48.78364068,
        1817.854241,
        -120.2700285,
        48.79814748,
        2287.814241
      ],
      "properties": {
        "datetime": "2018-10-11T20:53:02Z",
        "pc:count": 36986647,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699729.8396,
            "count": 36986647,
            "maximum": 700474.6905,
            "minimum": 698918.1305,
            "name": "X",
            "position": 0,
            "stddev": 432.8354256,
            "variance": 187346.5057
          },
          {
            "average": 5407783.639,
            "count": 36986647,
            "maximum": 5408556.311,
            "minimum": 5406997.511,
            "name": "Y",
            "position": 1,
            "stddev": 432.6707491,
            "variance": 187203.9771
          },
          {
            "average": 2043.826272,
            "count": 36986647,
            "maximum": 2287.814241,
            "minimum": 1817.854241,
            "name": "Z",
            "position": 2,
            "stddev": 104.9329311,
            "variance": 11010.92002
          },
          {
            "average": 689.7455173,
            "count": 36986647,
            "maximum": 4095,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 535.709469,
            "variance": 286984.6351
          },
          {
            "average": 1.438183542,
            "count": 36986647,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7881001414,
            "variance": 0.6211018328
          },
          {
            "average": 1.876473934,
            "count": 36986647,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.110523425,
            "variance": 1.233262277
          },
          {
            "average": 0.496315792,
            "count": 36986647,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999864332,
            "variance": 0.2499864334
          },
          {
            "average": 0.000263581611,
            "count": 36986647,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0162330571,
            "variance": 0.0002635121428
          },
          {
            "average": 1.449021021,
            "count": 36986647,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5585849749,
            "variance": 0.3120171742
          },
          {
            "average": 2.962542154,
            "count": 36986647,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.7927686,
            "variance": 190.2404657
          },
          {
            "average": 0,
            "count": 36986647,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.2324747,
            "count": 36986647,
            "maximum": 148,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.042054775,
            "variance": 4.169987703
          },
          {
            "average": 223324311.2,
            "count": 36986647,
            "maximum": 223326382.2,
            "minimum": 223322287.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1103.561134,
            "variance": 1217847.177
          },
          {
            "average": 0,
            "count": 36986647,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36986647,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36986647,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36986647,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36986647,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698918.1305,
          5406997.511,
          1817.854241,
          700474.6905,
          5408556.311,
          2287.814241
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698918.1305327001,
                5406997.51131396,
                1817.854240746366
              ],
              [
                698918.1305327001,
                5408556.311313961,
                1817.854240746366
              ],
              [
                700474.6905327002,
                5408556.311313961,
                2287.814240746366
              ],
              [
                700474.6905327002,
                5406997.51131396,
                2287.814240746366
              ],
              [
                698918.1305327001,
                5406997.51131396,
                1817.854240746366
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:53:02+00:00",
        "end_time": "2018-10-11T19:44:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1635808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1635808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1635808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1635808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2919546,
            48.78364068,
            1817.854241,
            -120.2700285,
            48.79814748,
            2287.814241
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29195460851145,
                  48.7841402844675,
                  1817.854240746366
                ],
                [
                  -120.29120013753003,
                  48.79814747775708,
                  1817.854240746366
                ],
                [
                  -120.27002847054511,
                  48.79764762593486,
                  2287.814240746366
                ],
                [
                  -120.27078882060115,
                  48.78364067750985,
                  2287.814240746366
                ],
                [
                  -120.29195460851145,
                  48.7841402844675,
                  1817.854240746366
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1635808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1635808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:53:02Z",
            "pc:count": 36986647,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699729.8396,
                "count": 36986647,
                "maximum": 700474.6905,
                "minimum": 698918.1305,
                "name": "X",
                "position": 0,
                "stddev": 432.8354256,
                "variance": 187346.5057
              },
              {
                "average": 5407783.639,
                "count": 36986647,
                "maximum": 5408556.311,
                "minimum": 5406997.511,
                "name": "Y",
                "position": 1,
                "stddev": 432.6707491,
                "variance": 187203.9771
              },
              {
                "average": 2043.826272,
                "count": 36986647,
                "maximum": 2287.814241,
                "minimum": 1817.854241,
                "name": "Z",
                "position": 2,
                "stddev": 104.9329311,
                "variance": 11010.92002
              },
              {
                "average": 689.7455173,
                "count": 36986647,
                "maximum": 4095,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 535.709469,
                "variance": 286984.6351
              },
              {
                "average": 1.438183542,
                "count": 36986647,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7881001414,
                "variance": 0.6211018328
              },
              {
                "average": 1.876473934,
                "count": 36986647,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.110523425,
                "variance": 1.233262277
              },
              {
                "average": 0.496315792,
                "count": 36986647,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999864332,
                "variance": 0.2499864334
              },
              {
                "average": 0.000263581611,
                "count": 36986647,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0162330571,
                "variance": 0.0002635121428
              },
              {
                "average": 1.449021021,
                "count": 36986647,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5585849749,
                "variance": 0.3120171742
              },
              {
                "average": 2.962542154,
                "count": 36986647,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.7927686,
                "variance": 190.2404657
              },
              {
                "average": 0,
                "count": 36986647,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.2324747,
                "count": 36986647,
                "maximum": 148,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.042054775,
                "variance": 4.169987703
              },
              {
                "average": 223324311.2,
                "count": 36986647,
                "maximum": 223326382.2,
                "minimum": 223322287.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1103.561134,
                "variance": 1217847.177
              },
              {
                "average": 0,
                "count": 36986647,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36986647,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36986647,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36986647,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36986647,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698918.1305,
              5406997.511,
              1817.854241,
              700474.6905,
              5408556.311,
              2287.814241
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698918.1305327001,
                    5406997.51131396,
                    1817.854240746366
                  ],
                  [
                    698918.1305327001,
                    5408556.311313961,
                    1817.854240746366
                  ],
                  [
                    700474.6905327002,
                    5408556.311313961,
                    2287.814240746366
                  ],
                  [
                    700474.6905327002,
                    5406997.51131396,
                    2287.814240746366
                  ],
                  [
                    698918.1305327001,
                    5406997.51131396,
                    1817.854240746366
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:53:02+00:00",
            "end_time": "2018-10-11T19:44:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24976591509638,
              48.48730636244301,
              546.2496856602294
            ],
            [
              -120.24900800931447,
              48.50130713876952,
              546.2496856602294
            ],
            [
              -120.22795585127257,
              48.50080170811178,
              697.4296856602294
            ],
            [
              -120.22871953894504,
              48.48680117893753,
              697.4296856602294
            ],
            [
              -120.24976591509638,
              48.48730636244301,
              546.2496856602294
            ]
          ]
        ]
      },
      "bbox": [
        -120.2497659,
        48.48680118,
        546.2496857,
        -120.2279559,
        48.50130714,
        697.4296857
      ],
      "properties": {
        "datetime": "2018-07-21T20:05:07Z",
        "pc:count": 37847926,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703979.7737,
            "count": 37847926,
            "maximum": 704763.1371,
            "minimum": 703206.1971,
            "name": "X",
            "position": 0,
            "stddev": 431.4463885,
            "variance": 186145.9862
          },
          {
            "average": 5374889.43,
            "count": 37847926,
            "maximum": 5375675.945,
            "minimum": 5374117.885,
            "name": "Y",
            "position": 1,
            "stddev": 427.7176382,
            "variance": 182942.378
          },
          {
            "average": 586.8653342,
            "count": 37847926,
            "maximum": 697.4296857,
            "minimum": 546.2496857,
            "name": "Z",
            "position": 2,
            "stddev": 34.80151621,
            "variance": 1211.145531
          },
          {
            "average": 1160.195884,
            "count": 37847926,
            "maximum": 4095,
            "minimum": 95,
            "name": "Intensity",
            "position": 3,
            "stddev": 319.1946171,
            "variance": 101885.2036
          },
          {
            "average": 1.052847968,
            "count": 37847926,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2555932715,
            "variance": 0.06532792044
          },
          {
            "average": 1.105746455,
            "count": 37847926,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3747363333,
            "variance": 0.1404273195
          },
          {
            "average": 0.4959436086,
            "count": 37847926,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983552,
            "variance": 0.2499835523
          },
          {
            "average": 0.000241387071,
            "count": 37847926,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01553476133,
            "variance": 0.0002413288096
          },
          {
            "average": 1.575851977,
            "count": 37847926,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.505320816,
            "variance": 0.2553491271
          },
          {
            "average": 0.2096454756,
            "count": 37847926,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.887070959,
            "variance": 78.98003023
          },
          {
            "average": 0,
            "count": 37847926,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.43486288,
            "count": 37847926,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 67.20144436,
            "variance": 4516.034125
          },
          {
            "average": 216222670.1,
            "count": 37847926,
            "maximum": 216238707,
            "minimum": 216175451.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24374.09239,
            "variance": 594096379.7
          },
          {
            "average": 0,
            "count": 37847926,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37847926,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37847926,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37847926,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37847926,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703206.1971,
          5374117.885,
          546.2496857,
          704763.1371,
          5375675.945,
          697.4296857
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703206.1971003085,
                5374117.885261261,
                546.2496856602294
              ],
              [
                703206.1971003085,
                5375675.945261261,
                546.2496856602294
              ],
              [
                704763.1371003084,
                5375675.945261261,
                697.4296856602294
              ],
              [
                704763.1371003084,
                5374117.885261261,
                697.4296856602294
              ],
              [
                703206.1971003085,
                5374117.885261261,
                546.2496856602294
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:05:07+00:00",
        "end_time": "2018-07-21T02:30:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2497659,
            48.48680118,
            546.2496857,
            -120.2279559,
            48.50130714,
            697.4296857
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24976591509638,
                  48.48730636244301,
                  546.2496856602294
                ],
                [
                  -120.24900800931447,
                  48.50130713876952,
                  546.2496856602294
                ],
                [
                  -120.22795585127257,
                  48.50080170811178,
                  697.4296856602294
                ],
                [
                  -120.22871953894504,
                  48.48680117893753,
                  697.4296856602294
                ],
                [
                  -120.24976591509638,
                  48.48730636244301,
                  546.2496856602294
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:05:07Z",
            "pc:count": 37847926,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703979.7737,
                "count": 37847926,
                "maximum": 704763.1371,
                "minimum": 703206.1971,
                "name": "X",
                "position": 0,
                "stddev": 431.4463885,
                "variance": 186145.9862
              },
              {
                "average": 5374889.43,
                "count": 37847926,
                "maximum": 5375675.945,
                "minimum": 5374117.885,
                "name": "Y",
                "position": 1,
                "stddev": 427.7176382,
                "variance": 182942.378
              },
              {
                "average": 586.8653342,
                "count": 37847926,
                "maximum": 697.4296857,
                "minimum": 546.2496857,
                "name": "Z",
                "position": 2,
                "stddev": 34.80151621,
                "variance": 1211.145531
              },
              {
                "average": 1160.195884,
                "count": 37847926,
                "maximum": 4095,
                "minimum": 95,
                "name": "Intensity",
                "position": 3,
                "stddev": 319.1946171,
                "variance": 101885.2036
              },
              {
                "average": 1.052847968,
                "count": 37847926,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2555932715,
                "variance": 0.06532792044
              },
              {
                "average": 1.105746455,
                "count": 37847926,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3747363333,
                "variance": 0.1404273195
              },
              {
                "average": 0.4959436086,
                "count": 37847926,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983552,
                "variance": 0.2499835523
              },
              {
                "average": 0.000241387071,
                "count": 37847926,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01553476133,
                "variance": 0.0002413288096
              },
              {
                "average": 1.575851977,
                "count": 37847926,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.505320816,
                "variance": 0.2553491271
              },
              {
                "average": 0.2096454756,
                "count": 37847926,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.887070959,
                "variance": 78.98003023
              },
              {
                "average": 0,
                "count": 37847926,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.43486288,
                "count": 37847926,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 67.20144436,
                "variance": 4516.034125
              },
              {
                "average": 216222670.1,
                "count": 37847926,
                "maximum": 216238707,
                "minimum": 216175451.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24374.09239,
                "variance": 594096379.7
              },
              {
                "average": 0,
                "count": 37847926,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37847926,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37847926,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37847926,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37847926,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703206.1971,
              5374117.885,
              546.2496857,
              704763.1371,
              5375675.945,
              697.4296857
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703206.1971003085,
                    5374117.885261261,
                    546.2496856602294
                  ],
                  [
                    703206.1971003085,
                    5375675.945261261,
                    546.2496856602294
                  ],
                  [
                    704763.1371003084,
                    5375675.945261261,
                    697.4296856602294
                  ],
                  [
                    704763.1371003084,
                    5374117.885261261,
                    697.4296856602294
                  ],
                  [
                    703206.1971003085,
                    5374117.885261261,
                    546.2496856602294
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:05:07+00:00",
            "end_time": "2018-07-21T02:30:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27045938635186,
              48.568235687491146,
              858.1146308914972
            ],
            [
              -120.26970502821882,
              48.58223668821832,
              858.1146308914972
            ],
            [
              -120.24861999949863,
              48.581734446294945,
              1233.214630891497
            ],
            [
              -120.24938016540608,
              48.567733691251874,
              1233.214630891497
            ],
            [
              -120.27045938635186,
              48.568235687491146,
              858.1146308914972
            ]
          ]
        ]
      },
      "bbox": [
        -120.2704594,
        48.56773369,
        858.1146309,
        -120.24862,
        48.58223669,
        1233.214631
      ],
      "properties": {
        "datetime": "2018-10-11T21:18:50Z",
        "pc:count": 47826395,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702139.4338,
            "count": 47826395,
            "maximum": 702912.916,
            "minimum": 701356.056,
            "name": "X",
            "position": 0,
            "stddev": 453.1869043,
            "variance": 205378.3702
          },
          {
            "average": 5383840.7,
            "count": 47826395,
            "maximum": 5384615.72,
            "minimum": 5383057.64,
            "name": "Y",
            "position": 1,
            "stddev": 438.6397647,
            "variance": 192404.8432
          },
          {
            "average": 1041.217694,
            "count": 47826395,
            "maximum": 1233.214631,
            "minimum": 858.1146309,
            "name": "Z",
            "position": 2,
            "stddev": 80.79162993,
            "variance": 6527.287467
          },
          {
            "average": 572.2072111,
            "count": 47826395,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 447.3956664,
            "variance": 200162.8823
          },
          {
            "average": 1.495829029,
            "count": 47826395,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7554913318,
            "variance": 0.5707671524
          },
          {
            "average": 1.991825811,
            "count": 47826395,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.985215214,
            "variance": 0.9706490179
          },
          {
            "average": 0.4965696453,
            "count": 47826395,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882378,
            "variance": 0.2499882379
          },
          {
            "average": 0.0003073825656,
            "count": 47826395,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01752963457,
            "variance": 0.000307288088
          },
          {
            "average": 1.282636586,
            "count": 47826395,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4891141286,
            "variance": 0.2392326308
          },
          {
            "average": -0.738605877,
            "count": 47826395,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.93422751,
            "variance": 119.5573313
          },
          {
            "average": 0,
            "count": 47826395,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 98.44388917,
            "count": 47826395,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.97086885,
            "variance": 4092.272061
          },
          {
            "average": 220643595.1,
            "count": 47826395,
            "maximum": 223327930.7,
            "minimum": 216235324.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3438412.132,
            "variance": 11822677990000.0
          },
          {
            "average": 0,
            "count": 47826395,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47826395,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47826395,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47826395,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47826395,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701356.056,
          5383057.64,
          858.1146309,
          702912.916,
          5384615.72,
          1233.214631
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701356.0560155656,
                5383057.639922737,
                858.1146308914972
              ],
              [
                701356.0560155656,
                5384615.719922737,
                858.1146308914972
              ],
              [
                702912.9160155657,
                5384615.719922737,
                1233.214630891497
              ],
              [
                702912.9160155657,
                5383057.639922737,
                1233.214630891497
              ],
              [
                701356.0560155656,
                5383057.639922737,
                858.1146308914972
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:18:50+00:00",
        "end_time": "2018-07-21T19:08:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2704594,
            48.56773369,
            858.1146309,
            -120.24862,
            48.58223669,
            1233.214631
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27045938635186,
                  48.568235687491146,
                  858.1146308914972
                ],
                [
                  -120.26970502821882,
                  48.58223668821832,
                  858.1146308914972
                ],
                [
                  -120.24861999949863,
                  48.581734446294945,
                  1233.214630891497
                ],
                [
                  -120.24938016540608,
                  48.567733691251874,
                  1233.214630891497
                ],
                [
                  -120.27045938635186,
                  48.568235687491146,
                  858.1146308914972
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:18:50Z",
            "pc:count": 47826395,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702139.4338,
                "count": 47826395,
                "maximum": 702912.916,
                "minimum": 701356.056,
                "name": "X",
                "position": 0,
                "stddev": 453.1869043,
                "variance": 205378.3702
              },
              {
                "average": 5383840.7,
                "count": 47826395,
                "maximum": 5384615.72,
                "minimum": 5383057.64,
                "name": "Y",
                "position": 1,
                "stddev": 438.6397647,
                "variance": 192404.8432
              },
              {
                "average": 1041.217694,
                "count": 47826395,
                "maximum": 1233.214631,
                "minimum": 858.1146309,
                "name": "Z",
                "position": 2,
                "stddev": 80.79162993,
                "variance": 6527.287467
              },
              {
                "average": 572.2072111,
                "count": 47826395,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 447.3956664,
                "variance": 200162.8823
              },
              {
                "average": 1.495829029,
                "count": 47826395,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7554913318,
                "variance": 0.5707671524
              },
              {
                "average": 1.991825811,
                "count": 47826395,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.985215214,
                "variance": 0.9706490179
              },
              {
                "average": 0.4965696453,
                "count": 47826395,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882378,
                "variance": 0.2499882379
              },
              {
                "average": 0.0003073825656,
                "count": 47826395,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01752963457,
                "variance": 0.000307288088
              },
              {
                "average": 1.282636586,
                "count": 47826395,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4891141286,
                "variance": 0.2392326308
              },
              {
                "average": -0.738605877,
                "count": 47826395,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.93422751,
                "variance": 119.5573313
              },
              {
                "average": 0,
                "count": 47826395,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 98.44388917,
                "count": 47826395,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.97086885,
                "variance": 4092.272061
              },
              {
                "average": 220643595.1,
                "count": 47826395,
                "maximum": 223327930.7,
                "minimum": 216235324.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3438412.132,
                "variance": 11822677990000.0
              },
              {
                "average": 0,
                "count": 47826395,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47826395,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47826395,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47826395,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47826395,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701356.056,
              5383057.64,
              858.1146309,
              702912.916,
              5384615.72,
              1233.214631
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701356.0560155656,
                    5383057.639922737,
                    858.1146308914972
                  ],
                  [
                    701356.0560155656,
                    5384615.719922737,
                    858.1146308914972
                  ],
                  [
                    702912.9160155657,
                    5384615.719922737,
                    1233.214630891497
                  ],
                  [
                    702912.9160155657,
                    5383057.639922737,
                    1233.214630891497
                  ],
                  [
                    701356.0560155656,
                    5383057.639922737,
                    858.1146308914972
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:18:50+00:00",
            "end_time": "2018-07-21T19:08:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1637308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29145648986548,
              48.79762552084201,
              2060.984127376171
            ],
            [
              -120.29113284725229,
              48.80363149350557,
              2060.984127376171
            ],
            [
              -120.27053264251336,
              48.803145185480865,
              2225.4241273761704
            ],
            [
              -120.27085873891919,
              48.79713931498384,
              2225.4241273761704
            ],
            [
              -120.29145648986548,
              48.79762552084201,
              2060.984127376171
            ]
          ]
        ]
      },
      "bbox": [
        -120.2914565,
        48.79713931,
        2060.984127,
        -120.2705326,
        48.80363149,
        2225.424127
      ],
      "properties": {
        "datetime": "2018-10-11T20:53:11Z",
        "pc:count": 5944892,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699927.0946,
            "count": 5944892,
            "maximum": 700415.7523,
            "minimum": 698901.3723,
            "name": "X",
            "position": 0,
            "stddev": 488.1170185,
            "variance": 238258.2237
          },
          {
            "average": 5408711.033,
            "count": 5944892,
            "maximum": 5409166.008,
            "minimum": 5408497.628,
            "name": "Y",
            "position": 1,
            "stddev": 130.117042,
            "variance": 16930.44461
          },
          {
            "average": 2136.887262,
            "count": 5944892,
            "maximum": 2225.424127,
            "minimum": 2060.984127,
            "name": "Z",
            "position": 2,
            "stddev": 33.3013592,
            "variance": 1108.980524
          },
          {
            "average": 775.1181325,
            "count": 5944892,
            "maximum": 3076,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 706.6541448,
            "variance": 499360.0804
          },
          {
            "average": 1.659003225,
            "count": 5944892,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9462519296,
            "variance": 0.8953927143
          },
          {
            "average": 2.318369282,
            "count": 5944892,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.262300647,
            "variance": 1.593402922
          },
          {
            "average": 0.4954680421,
            "count": 5944892,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499979503,
            "variance": 0.2499795034
          },
          {
            "average": 0.0002425611769,
            "count": 5944892,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01557248798,
            "variance": 0.0002425023818
          },
          {
            "average": 1.367904749,
            "count": 5944892,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5541483784,
            "variance": 0.3070804252
          },
          {
            "average": 7.607350128,
            "count": 5944892,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.41747265,
            "variance": 130.3586818
          },
          {
            "average": 0,
            "count": 5944892,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 145.1126645,
            "count": 5944892,
            "maximum": 148,
            "minimum": 141,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.168346888,
            "variance": 4.701728228
          },
          {
            "average": 223324744,
            "count": 5944892,
            "maximum": 223326391.3,
            "minimum": 223322508.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1194.527096,
            "variance": 1426894.982
          },
          {
            "average": 0,
            "count": 5944892,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5944892,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5944892,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5944892,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5944892,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          698901.3723,
          5408497.628,
          2060.984127,
          700415.7523,
          5409166.008,
          2225.424127
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                698901.3723234083,
                5408497.628378257,
                2060.984127376171
              ],
              [
                698901.3723234083,
                5409166.008378258,
                2060.984127376171
              ],
              [
                700415.7523234081,
                5409166.008378258,
                2225.4241273761704
              ],
              [
                700415.7523234081,
                5408497.628378257,
                2225.4241273761704
              ],
              [
                698901.3723234083,
                5408497.628378257,
                2060.984127376171
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:53:11+00:00",
        "end_time": "2018-10-11T19:48:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1637308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1637308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1637308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1637308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2914565,
            48.79713931,
            2060.984127,
            -120.2705326,
            48.80363149,
            2225.424127
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29145648986548,
                  48.79762552084201,
                  2060.984127376171
                ],
                [
                  -120.29113284725229,
                  48.80363149350557,
                  2060.984127376171
                ],
                [
                  -120.27053264251336,
                  48.803145185480865,
                  2225.4241273761704
                ],
                [
                  -120.27085873891919,
                  48.79713931498384,
                  2225.4241273761704
                ],
                [
                  -120.29145648986548,
                  48.79762552084201,
                  2060.984127376171
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1637308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1637308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:53:11Z",
            "pc:count": 5944892,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699927.0946,
                "count": 5944892,
                "maximum": 700415.7523,
                "minimum": 698901.3723,
                "name": "X",
                "position": 0,
                "stddev": 488.1170185,
                "variance": 238258.2237
              },
              {
                "average": 5408711.033,
                "count": 5944892,
                "maximum": 5409166.008,
                "minimum": 5408497.628,
                "name": "Y",
                "position": 1,
                "stddev": 130.117042,
                "variance": 16930.44461
              },
              {
                "average": 2136.887262,
                "count": 5944892,
                "maximum": 2225.424127,
                "minimum": 2060.984127,
                "name": "Z",
                "position": 2,
                "stddev": 33.3013592,
                "variance": 1108.980524
              },
              {
                "average": 775.1181325,
                "count": 5944892,
                "maximum": 3076,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 706.6541448,
                "variance": 499360.0804
              },
              {
                "average": 1.659003225,
                "count": 5944892,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9462519296,
                "variance": 0.8953927143
              },
              {
                "average": 2.318369282,
                "count": 5944892,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.262300647,
                "variance": 1.593402922
              },
              {
                "average": 0.4954680421,
                "count": 5944892,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499979503,
                "variance": 0.2499795034
              },
              {
                "average": 0.0002425611769,
                "count": 5944892,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01557248798,
                "variance": 0.0002425023818
              },
              {
                "average": 1.367904749,
                "count": 5944892,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5541483784,
                "variance": 0.3070804252
              },
              {
                "average": 7.607350128,
                "count": 5944892,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.41747265,
                "variance": 130.3586818
              },
              {
                "average": 0,
                "count": 5944892,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 145.1126645,
                "count": 5944892,
                "maximum": 148,
                "minimum": 141,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.168346888,
                "variance": 4.701728228
              },
              {
                "average": 223324744,
                "count": 5944892,
                "maximum": 223326391.3,
                "minimum": 223322508.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1194.527096,
                "variance": 1426894.982
              },
              {
                "average": 0,
                "count": 5944892,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5944892,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5944892,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5944892,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5944892,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              698901.3723,
              5408497.628,
              2060.984127,
              700415.7523,
              5409166.008,
              2225.424127
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    698901.3723234083,
                    5408497.628378257,
                    2060.984127376171
                  ],
                  [
                    698901.3723234083,
                    5409166.008378258,
                    2060.984127376171
                  ],
                  [
                    700415.7523234081,
                    5409166.008378258,
                    2225.4241273761704
                  ],
                  [
                    700415.7523234081,
                    5408497.628378257,
                    2225.4241273761704
                  ],
                  [
                    698901.3723234083,
                    5408497.628378257,
                    2060.984127376171
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:53:11+00:00",
            "end_time": "2018-10-11T19:48:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20962331148615,
              48.59534773587293,
              799.7653067566478
            ],
            [
              -120.20885125990785,
              48.60935082799836,
              799.7653067566478
            ],
            [
              -120.18775549164499,
              48.60883721777802,
              1214.9053067566476
            ],
            [
              -120.18853335978532,
              48.59483437696558,
              1214.9053067566476
            ],
            [
              -120.20962331148615,
              48.59534773587293,
              799.7653067566478
            ]
          ]
        ]
      },
      "bbox": [
        -120.2096233,
        48.59483438,
        799.7653068,
        -120.1877555,
        48.60935083,
        1214.905307
      ],
      "properties": {
        "datetime": "2018-07-21T02:13:09Z",
        "pc:count": 60913849,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706517.0099,
            "count": 60913849,
            "maximum": 707290.2163,
            "minimum": 705733.3163,
            "name": "X",
            "position": 0,
            "stddev": 431.9367328,
            "variance": 186569.3412
          },
          {
            "average": 5387008.846,
            "count": 60913849,
            "maximum": 5387791.485,
            "minimum": 5386233.085,
            "name": "Y",
            "position": 1,
            "stddev": 429.1381696,
            "variance": 184159.5686
          },
          {
            "average": 1055.079891,
            "count": 60913849,
            "maximum": 1214.905307,
            "minimum": 799.7653068,
            "name": "Z",
            "position": 2,
            "stddev": 72.4606538,
            "variance": 5250.546349
          },
          {
            "average": 638.3059776,
            "count": 60913849,
            "maximum": 4095,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 474.7250461,
            "variance": 225363.8694
          },
          {
            "average": 1.589733937,
            "count": 60913849,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8222202223,
            "variance": 0.6760460939
          },
          {
            "average": 2.178760498,
            "count": 60913849,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.044174993,
            "variance": 1.090301416
          },
          {
            "average": 0.4963527095,
            "count": 60913849,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999867012,
            "variance": 0.2499867014
          },
          {
            "average": 0.0003219136587,
            "count": 60913849,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01793906451,
            "variance": 0.0003218100356
          },
          {
            "average": 1.238995093,
            "count": 60913849,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4688818657,
            "variance": 0.219850204
          },
          {
            "average": 0.4375553886,
            "count": 60913849,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.39162752,
            "variance": 129.7691776
          },
          {
            "average": 0,
            "count": 60913849,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.9723455,
            "count": 60913849,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.658515251,
            "variance": 7.06770334
          },
          {
            "average": 216171498.8,
            "count": 60913849,
            "maximum": 216174389.2,
            "minimum": 216168317.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1328.210351,
            "variance": 1764142.737
          },
          {
            "average": 0,
            "count": 60913849,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60913849,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60913849,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60913849,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60913849,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705733.3163,
          5386233.085,
          799.7653068,
          707290.2163,
          5387791.485,
          1214.905307
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705733.3163051509,
                5386233.084851523,
                799.7653067566478
              ],
              [
                705733.3163051509,
                5387791.484851523,
                799.7653067566478
              ],
              [
                707290.2163051508,
                5387791.484851523,
                1214.9053067566476
              ],
              [
                707290.2163051508,
                5386233.084851523,
                1214.9053067566476
              ],
              [
                705733.3163051509,
                5386233.084851523,
                799.7653067566478
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:13:09+00:00",
        "end_time": "2018-07-21T00:31:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2096233,
            48.59483438,
            799.7653068,
            -120.1877555,
            48.60935083,
            1214.905307
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20962331148615,
                  48.59534773587293,
                  799.7653067566478
                ],
                [
                  -120.20885125990785,
                  48.60935082799836,
                  799.7653067566478
                ],
                [
                  -120.18775549164499,
                  48.60883721777802,
                  1214.9053067566476
                ],
                [
                  -120.18853335978532,
                  48.59483437696558,
                  1214.9053067566476
                ],
                [
                  -120.20962331148615,
                  48.59534773587293,
                  799.7653067566478
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:13:09Z",
            "pc:count": 60913849,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706517.0099,
                "count": 60913849,
                "maximum": 707290.2163,
                "minimum": 705733.3163,
                "name": "X",
                "position": 0,
                "stddev": 431.9367328,
                "variance": 186569.3412
              },
              {
                "average": 5387008.846,
                "count": 60913849,
                "maximum": 5387791.485,
                "minimum": 5386233.085,
                "name": "Y",
                "position": 1,
                "stddev": 429.1381696,
                "variance": 184159.5686
              },
              {
                "average": 1055.079891,
                "count": 60913849,
                "maximum": 1214.905307,
                "minimum": 799.7653068,
                "name": "Z",
                "position": 2,
                "stddev": 72.4606538,
                "variance": 5250.546349
              },
              {
                "average": 638.3059776,
                "count": 60913849,
                "maximum": 4095,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 474.7250461,
                "variance": 225363.8694
              },
              {
                "average": 1.589733937,
                "count": 60913849,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8222202223,
                "variance": 0.6760460939
              },
              {
                "average": 2.178760498,
                "count": 60913849,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.044174993,
                "variance": 1.090301416
              },
              {
                "average": 0.4963527095,
                "count": 60913849,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999867012,
                "variance": 0.2499867014
              },
              {
                "average": 0.0003219136587,
                "count": 60913849,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01793906451,
                "variance": 0.0003218100356
              },
              {
                "average": 1.238995093,
                "count": 60913849,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4688818657,
                "variance": 0.219850204
              },
              {
                "average": 0.4375553886,
                "count": 60913849,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.39162752,
                "variance": 129.7691776
              },
              {
                "average": 0,
                "count": 60913849,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.9723455,
                "count": 60913849,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.658515251,
                "variance": 7.06770334
              },
              {
                "average": 216171498.8,
                "count": 60913849,
                "maximum": 216174389.2,
                "minimum": 216168317.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1328.210351,
                "variance": 1764142.737
              },
              {
                "average": 0,
                "count": 60913849,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60913849,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60913849,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60913849,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60913849,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705733.3163,
              5386233.085,
              799.7653068,
              707290.2163,
              5387791.485,
              1214.905307
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705733.3163051509,
                    5386233.084851523,
                    799.7653067566478
                  ],
                  [
                    705733.3163051509,
                    5387791.484851523,
                    799.7653067566478
                  ],
                  [
                    707290.2163051508,
                    5387791.484851523,
                    1214.9053067566476
                  ],
                  [
                    707290.2163051508,
                    5386233.084851523,
                    1214.9053067566476
                  ],
                  [
                    705733.3163051509,
                    5386233.084851523,
                    799.7653067566478
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:13:09+00:00",
            "end_time": "2018-07-21T00:31:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33056356963631,
              48.4331322948075,
              1036.7078958524523
            ],
            [
              -120.32982940587631,
              48.44713234216817,
              1036.7078958524523
            ],
            [
              -120.30880093452066,
              48.44664216413235,
              1560.7878958524523
            ],
            [
              -120.30954086311769,
              48.43264235639728,
              1560.7878958524523
            ],
            [
              -120.33056356963631,
              48.4331322948075,
              1036.7078958524523
            ]
          ]
        ]
      },
      "bbox": [
        -120.3305636,
        48.43264236,
        1036.707896,
        -120.3088009,
        48.44713234,
        1560.787896
      ],
      "properties": {
        "datetime": "2018-10-11T19:26:34Z",
        "pc:count": 42501356,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 698205.4686,
            "count": 42501356,
            "maximum": 699003.6998,
            "minimum": 697446.9598,
            "name": "X",
            "position": 0,
            "stddev": 430.4356803,
            "variance": 185274.8749
          },
          {
            "average": 5368671.191,
            "count": 42501356,
            "maximum": 5369443.256,
            "minimum": 5367885.396,
            "name": "Y",
            "position": 1,
            "stddev": 435.6231253,
            "variance": 189767.5073
          },
          {
            "average": 1280.871462,
            "count": 42501356,
            "maximum": 1560.787896,
            "minimum": 1036.707896,
            "name": "Z",
            "position": 2,
            "stddev": 98.3038207,
            "variance": 9663.641164
          },
          {
            "average": 603.5158874,
            "count": 42501356,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.4573659,
            "variance": 141720.1483
          },
          {
            "average": 1.487737709,
            "count": 42501356,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7564892737,
            "variance": 0.5722760212
          },
          {
            "average": 1.975571274,
            "count": 42501356,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9956529933,
            "variance": 0.9913248831
          },
          {
            "average": 0.4973119211,
            "count": 42501356,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999927801,
            "variance": 0.2499927801
          },
          {
            "average": 0.0002710501754,
            "count": 42501356,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01646137034,
            "variance": 0.0002709767136
          },
          {
            "average": 1.285488138,
            "count": 42501356,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5176644745,
            "variance": 0.2679765081
          },
          {
            "average": -0.5133826301,
            "count": 42501356,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.11774359,
            "variance": 123.6042224
          },
          {
            "average": 0,
            "count": 42501356,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.9884047,
            "count": 42501356,
            "maximum": 138,
            "minimum": 130,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.188838826,
            "variance": 4.791015408
          },
          {
            "average": 223319185,
            "count": 42501356,
            "maximum": 223321194.8,
            "minimum": 223317103.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1096.679169,
            "variance": 1202705.2
          },
          {
            "average": 0,
            "count": 42501356,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42501356,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42501356,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42501356,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42501356,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697446.9598,
          5367885.396,
          1036.707896,
          699003.6998,
          5369443.256,
          1560.787896
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697446.9597542324,
                5367885.395880284,
                1036.7078958524523
              ],
              [
                697446.9597542324,
                5369443.255880283,
                1036.7078958524523
              ],
              [
                699003.6997542324,
                5369443.255880283,
                1560.7878958524523
              ],
              [
                699003.6997542324,
                5367885.395880284,
                1560.7878958524523
              ],
              [
                697446.9597542324,
                5367885.395880284,
                1036.7078958524523
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:26:34+00:00",
        "end_time": "2018-10-11T18:18:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3305636,
            48.43264236,
            1036.707896,
            -120.3088009,
            48.44713234,
            1560.787896
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33056356963631,
                  48.4331322948075,
                  1036.7078958524523
                ],
                [
                  -120.32982940587631,
                  48.44713234216817,
                  1036.7078958524523
                ],
                [
                  -120.30880093452066,
                  48.44664216413235,
                  1560.7878958524523
                ],
                [
                  -120.30954086311769,
                  48.43264235639728,
                  1560.7878958524523
                ],
                [
                  -120.33056356963631,
                  48.4331322948075,
                  1036.7078958524523
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:26:34Z",
            "pc:count": 42501356,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 698205.4686,
                "count": 42501356,
                "maximum": 699003.6998,
                "minimum": 697446.9598,
                "name": "X",
                "position": 0,
                "stddev": 430.4356803,
                "variance": 185274.8749
              },
              {
                "average": 5368671.191,
                "count": 42501356,
                "maximum": 5369443.256,
                "minimum": 5367885.396,
                "name": "Y",
                "position": 1,
                "stddev": 435.6231253,
                "variance": 189767.5073
              },
              {
                "average": 1280.871462,
                "count": 42501356,
                "maximum": 1560.787896,
                "minimum": 1036.707896,
                "name": "Z",
                "position": 2,
                "stddev": 98.3038207,
                "variance": 9663.641164
              },
              {
                "average": 603.5158874,
                "count": 42501356,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.4573659,
                "variance": 141720.1483
              },
              {
                "average": 1.487737709,
                "count": 42501356,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7564892737,
                "variance": 0.5722760212
              },
              {
                "average": 1.975571274,
                "count": 42501356,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9956529933,
                "variance": 0.9913248831
              },
              {
                "average": 0.4973119211,
                "count": 42501356,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999927801,
                "variance": 0.2499927801
              },
              {
                "average": 0.0002710501754,
                "count": 42501356,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01646137034,
                "variance": 0.0002709767136
              },
              {
                "average": 1.285488138,
                "count": 42501356,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5176644745,
                "variance": 0.2679765081
              },
              {
                "average": -0.5133826301,
                "count": 42501356,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.11774359,
                "variance": 123.6042224
              },
              {
                "average": 0,
                "count": 42501356,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.9884047,
                "count": 42501356,
                "maximum": 138,
                "minimum": 130,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.188838826,
                "variance": 4.791015408
              },
              {
                "average": 223319185,
                "count": 42501356,
                "maximum": 223321194.8,
                "minimum": 223317103.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1096.679169,
                "variance": 1202705.2
              },
              {
                "average": 0,
                "count": 42501356,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42501356,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42501356,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42501356,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42501356,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697446.9598,
              5367885.396,
              1036.707896,
              699003.6998,
              5369443.256,
              1560.787896
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697446.9597542324,
                    5367885.395880284,
                    1036.7078958524523
                  ],
                  [
                    697446.9597542324,
                    5369443.255880283,
                    1036.7078958524523
                  ],
                  [
                    699003.6997542324,
                    5369443.255880283,
                    1560.7878958524523
                  ],
                  [
                    699003.6997542324,
                    5367885.395880284,
                    1560.7878958524523
                  ],
                  [
                    697446.9597542324,
                    5367885.395880284,
                    1036.7078958524523
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:26:34+00:00",
            "end_time": "2018-10-11T18:18:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26929924665436,
              48.33882651453237,
              837.8709751874853
            ],
            [
              -120.26855076641321,
              48.35282536639384,
              837.8709751874853
            ],
            [
              -120.24755922838193,
              48.35232464821145,
              1304.8109751874854
            ],
            [
              -120.24831344315454,
              48.33832604101016,
              1304.8109751874854
            ],
            [
              -120.26929924665436,
              48.33882651453237,
              837.8709751874853
            ]
          ]
        ]
      },
      "bbox": [
        -120.2692992,
        48.33832604,
        837.8709752,
        -120.2475592,
        48.35282537,
        1304.810975
      ],
      "properties": {
        "datetime": "2018-10-11T21:25:23Z",
        "pc:count": 50228288,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703143.634,
            "count": 50228288,
            "maximum": 703908.7243,
            "minimum": 702351.7643,
            "name": "X",
            "position": 0,
            "stddev": 436.0494199,
            "variance": 190139.0966
          },
          {
            "average": 5358365.906,
            "count": 50228288,
            "maximum": 5359122.044,
            "minimum": 5357564.264,
            "name": "Y",
            "position": 1,
            "stddev": 430.9351235,
            "variance": 185705.0806
          },
          {
            "average": 1026.342165,
            "count": 50228288,
            "maximum": 1304.810975,
            "minimum": 837.8709752,
            "name": "Z",
            "position": 2,
            "stddev": 90.0110513,
            "variance": 8101.989356
          },
          {
            "average": 621.6663728,
            "count": 50228288,
            "maximum": 3215,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 389.567924,
            "variance": 151763.1674
          },
          {
            "average": 1.56840492,
            "count": 50228288,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7690219813,
            "variance": 0.5913948078
          },
          {
            "average": 2.136789233,
            "count": 50228288,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9394756125,
            "variance": 0.8826144264
          },
          {
            "average": 0.4974038733,
            "count": 50228288,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999932651,
            "variance": 0.2499932651
          },
          {
            "average": 0.0002893190387,
            "count": 50228288,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01700692033,
            "variance": 0.000289235339
          },
          {
            "average": 1.197930875,
            "count": 50228288,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4470032532,
            "variance": 0.1998119084
          },
          {
            "average": -0.128991915,
            "count": 50228288,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.05565669,
            "variance": 122.2275449
          },
          {
            "average": 0,
            "count": 50228288,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.64538061,
            "count": 50228288,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.34962876,
            "variance": 4270.573979
          },
          {
            "average": 220299835.8,
            "count": 50228288,
            "maximum": 223328323.2,
            "minimum": 216235716.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3506758.238,
            "variance": 12297353340000.0
          },
          {
            "average": 0,
            "count": 50228288,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50228288,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50228288,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50228288,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50228288,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702351.7643,
          5357564.264,
          837.8709752,
          703908.7243,
          5359122.044,
          1304.810975
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702351.7643317163,
                5357564.263799802,
                837.8709751874853
              ],
              [
                702351.7643317163,
                5359122.043799802,
                837.8709751874853
              ],
              [
                703908.7243317163,
                5359122.043799802,
                1304.8109751874854
              ],
              [
                703908.7243317163,
                5357564.263799802,
                1304.8109751874854
              ],
              [
                702351.7643317163,
                5357564.263799802,
                837.8709751874853
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:25:23+00:00",
        "end_time": "2018-07-21T19:15:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2692992,
            48.33832604,
            837.8709752,
            -120.2475592,
            48.35282537,
            1304.810975
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26929924665436,
                  48.33882651453237,
                  837.8709751874853
                ],
                [
                  -120.26855076641321,
                  48.35282536639384,
                  837.8709751874853
                ],
                [
                  -120.24755922838193,
                  48.35232464821145,
                  1304.8109751874854
                ],
                [
                  -120.24831344315454,
                  48.33832604101016,
                  1304.8109751874854
                ],
                [
                  -120.26929924665436,
                  48.33882651453237,
                  837.8709751874853
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:25:23Z",
            "pc:count": 50228288,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703143.634,
                "count": 50228288,
                "maximum": 703908.7243,
                "minimum": 702351.7643,
                "name": "X",
                "position": 0,
                "stddev": 436.0494199,
                "variance": 190139.0966
              },
              {
                "average": 5358365.906,
                "count": 50228288,
                "maximum": 5359122.044,
                "minimum": 5357564.264,
                "name": "Y",
                "position": 1,
                "stddev": 430.9351235,
                "variance": 185705.0806
              },
              {
                "average": 1026.342165,
                "count": 50228288,
                "maximum": 1304.810975,
                "minimum": 837.8709752,
                "name": "Z",
                "position": 2,
                "stddev": 90.0110513,
                "variance": 8101.989356
              },
              {
                "average": 621.6663728,
                "count": 50228288,
                "maximum": 3215,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 389.567924,
                "variance": 151763.1674
              },
              {
                "average": 1.56840492,
                "count": 50228288,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7690219813,
                "variance": 0.5913948078
              },
              {
                "average": 2.136789233,
                "count": 50228288,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9394756125,
                "variance": 0.8826144264
              },
              {
                "average": 0.4974038733,
                "count": 50228288,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999932651,
                "variance": 0.2499932651
              },
              {
                "average": 0.0002893190387,
                "count": 50228288,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01700692033,
                "variance": 0.000289235339
              },
              {
                "average": 1.197930875,
                "count": 50228288,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4470032532,
                "variance": 0.1998119084
              },
              {
                "average": -0.128991915,
                "count": 50228288,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.05565669,
                "variance": 122.2275449
              },
              {
                "average": 0,
                "count": 50228288,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.64538061,
                "count": 50228288,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.34962876,
                "variance": 4270.573979
              },
              {
                "average": 220299835.8,
                "count": 50228288,
                "maximum": 223328323.2,
                "minimum": 216235716.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3506758.238,
                "variance": 12297353340000.0
              },
              {
                "average": 0,
                "count": 50228288,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50228288,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50228288,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50228288,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50228288,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702351.7643,
              5357564.264,
              837.8709752,
              703908.7243,
              5359122.044,
              1304.810975
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702351.7643317163,
                    5357564.263799802,
                    837.8709751874853
                  ],
                  [
                    702351.7643317163,
                    5359122.043799802,
                    837.8709751874853
                  ],
                  [
                    703908.7243317163,
                    5359122.043799802,
                    1304.8109751874854
                  ],
                  [
                    703908.7243317163,
                    5357564.263799802,
                    1304.8109751874854
                  ],
                  [
                    702351.7643317163,
                    5357564.263799802,
                    837.8709751874853
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:25:23+00:00",
            "end_time": "2018-07-21T19:15:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_578588_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29180743424273,
              48.75714409713993,
              1333.9281989252574
            ],
            [
              -120.29105370582471,
              48.7711500966058,
              1333.9281989252574
            ],
            [
              -120.26989312235908,
              48.77065041640049,
              2003.7481989252576
            ],
            [
              -120.27065272067162,
              48.75664466166329,
              2003.7481989252576
            ],
            [
              -120.29180743424273,
              48.75714409713993,
              1333.9281989252574
            ]
          ]
        ]
      },
      "bbox": [
        -120.2918074,
        48.75664466,
        1333.928199,
        -120.2698931,
        48.7711501,
        2003.748199
      ],
      "properties": {
        "datetime": "2018-10-11T20:52:18Z",
        "pc:count": 35386832,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 699770.7061,
            "count": 35386832,
            "maximum": 700592.262,
            "minimum": 699035.682,
            "name": "X",
            "position": 0,
            "stddev": 421.520905,
            "variance": 177679.8733
          },
          {
            "average": 5404774.107,
            "count": 35386832,
            "maximum": 5405556.076,
            "minimum": 5403997.416,
            "name": "Y",
            "position": 1,
            "stddev": 433.0363583,
            "variance": 187520.4876
          },
          {
            "average": 1727.308351,
            "count": 35386832,
            "maximum": 2003.748199,
            "minimum": 1333.928199,
            "name": "Z",
            "position": 2,
            "stddev": 118.6135027,
            "variance": 14069.16302
          },
          {
            "average": 528.5235603,
            "count": 35386832,
            "maximum": 2379,
            "minimum": 24,
            "name": "Intensity",
            "position": 3,
            "stddev": 347.1084015,
            "variance": 120484.2424
          },
          {
            "average": 1.410911494,
            "count": 35386832,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7717033698,
            "variance": 0.595526091
          },
          {
            "average": 1.822334138,
            "count": 35386832,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.098807842,
            "variance": 1.207378673
          },
          {
            "average": 0.4948897093,
            "count": 35386832,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999738913,
            "variance": 0.249973892
          },
          {
            "average": 0.0002537384528,
            "count": 35386832,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01592714905,
            "variance": 0.0002536740767
          },
          {
            "average": 1.437572343,
            "count": 35386832,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5706214757,
            "variance": 0.3256088685
          },
          {
            "average": 1.950680872,
            "count": 35386832,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.35832043,
            "variance": 152.7280839
          },
          {
            "average": 0,
            "count": 35386832,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 144.0367145,
            "count": 35386832,
            "maximum": 148,
            "minimum": 140,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.100471555,
            "variance": 4.411980751
          },
          {
            "average": 223324214.7,
            "count": 35386832,
            "maximum": 223326338,
            "minimum": 223322225.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1108.744941,
            "variance": 1229315.345
          },
          {
            "average": 0,
            "count": 35386832,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35386832,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35386832,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35386832,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35386832,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          699035.682,
          5403997.416,
          1333.928199,
          700592.262,
          5405556.076,
          2003.748199
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                699035.6820094651,
                5403997.415569814,
                1333.9281989252574
              ],
              [
                699035.6820094651,
                5405556.075569814,
                1333.9281989252574
              ],
              [
                700592.2620094651,
                5405556.075569814,
                2003.7481989252576
              ],
              [
                700592.2620094651,
                5403997.415569814,
                2003.7481989252576
              ],
              [
                699035.6820094651,
                5403997.415569814,
                1333.9281989252574
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T20:52:18+00:00",
        "end_time": "2018-10-11T19:43:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_578588_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_578588_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_578588_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2918074,
            48.75664466,
            1333.928199,
            -120.2698931,
            48.7711501,
            2003.748199
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29180743424273,
                  48.75714409713993,
                  1333.9281989252574
                ],
                [
                  -120.29105370582471,
                  48.7711500966058,
                  1333.9281989252574
                ],
                [
                  -120.26989312235908,
                  48.77065041640049,
                  2003.7481989252576
                ],
                [
                  -120.27065272067162,
                  48.75664466166329,
                  2003.7481989252576
                ],
                [
                  -120.29180743424273,
                  48.75714409713993,
                  1333.9281989252574
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_578588_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_578588_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T20:52:18Z",
            "pc:count": 35386832,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 699770.7061,
                "count": 35386832,
                "maximum": 700592.262,
                "minimum": 699035.682,
                "name": "X",
                "position": 0,
                "stddev": 421.520905,
                "variance": 177679.8733
              },
              {
                "average": 5404774.107,
                "count": 35386832,
                "maximum": 5405556.076,
                "minimum": 5403997.416,
                "name": "Y",
                "position": 1,
                "stddev": 433.0363583,
                "variance": 187520.4876
              },
              {
                "average": 1727.308351,
                "count": 35386832,
                "maximum": 2003.748199,
                "minimum": 1333.928199,
                "name": "Z",
                "position": 2,
                "stddev": 118.6135027,
                "variance": 14069.16302
              },
              {
                "average": 528.5235603,
                "count": 35386832,
                "maximum": 2379,
                "minimum": 24,
                "name": "Intensity",
                "position": 3,
                "stddev": 347.1084015,
                "variance": 120484.2424
              },
              {
                "average": 1.410911494,
                "count": 35386832,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7717033698,
                "variance": 0.595526091
              },
              {
                "average": 1.822334138,
                "count": 35386832,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.098807842,
                "variance": 1.207378673
              },
              {
                "average": 0.4948897093,
                "count": 35386832,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999738913,
                "variance": 0.249973892
              },
              {
                "average": 0.0002537384528,
                "count": 35386832,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01592714905,
                "variance": 0.0002536740767
              },
              {
                "average": 1.437572343,
                "count": 35386832,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5706214757,
                "variance": 0.3256088685
              },
              {
                "average": 1.950680872,
                "count": 35386832,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.35832043,
                "variance": 152.7280839
              },
              {
                "average": 0,
                "count": 35386832,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 144.0367145,
                "count": 35386832,
                "maximum": 148,
                "minimum": 140,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.100471555,
                "variance": 4.411980751
              },
              {
                "average": 223324214.7,
                "count": 35386832,
                "maximum": 223326338,
                "minimum": 223322225.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1108.744941,
                "variance": 1229315.345
              },
              {
                "average": 0,
                "count": 35386832,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35386832,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35386832,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35386832,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35386832,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              699035.682,
              5403997.416,
              1333.928199,
              700592.262,
              5405556.076,
              2003.748199
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    699035.6820094651,
                    5403997.415569814,
                    1333.9281989252574
                  ],
                  [
                    699035.6820094651,
                    5405556.075569814,
                    1333.9281989252574
                  ],
                  [
                    700592.2620094651,
                    5405556.075569814,
                    2003.7481989252576
                  ],
                  [
                    700592.2620094651,
                    5403997.415569814,
                    2003.7481989252576
                  ],
                  [
                    699035.6820094651,
                    5403997.415569814,
                    1333.9281989252574
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T20:52:18+00:00",
            "end_time": "2018-10-11T19:43:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.33173657134911,
              48.6220673063348,
              1314.2671800946323
            ],
            [
              -120.33099763564306,
              48.63607085958676,
              1314.2671800946323
            ],
            [
              -120.30989209301904,
              48.63557950627687,
              1946.9271800946321
            ],
            [
              -120.31063685486184,
              48.62157619348429,
              1946.9271800946321
            ],
            [
              -120.33173657134911,
              48.6220673063348,
              1314.2671800946323
            ]
          ]
        ]
      },
      "bbox": [
        -120.3317366,
        48.62157619,
        1314.26718,
        -120.3098921,
        48.63607086,
        1946.92718
      ],
      "properties": {
        "datetime": "2018-10-11T19:21:03Z",
        "pc:count": 51432909,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697365.0355,
            "count": 51432909,
            "maximum": 698183.5977,
            "minimum": 696626.9577,
            "name": "X",
            "position": 0,
            "stddev": 433.5797438,
            "variance": 187991.3942
          },
          {
            "average": 5389654.586,
            "count": 51432909,
            "maximum": 5390439.168,
            "minimum": 5388880.868,
            "name": "Y",
            "position": 1,
            "stddev": 427.9737414,
            "variance": 183161.5234
          },
          {
            "average": 1553.972314,
            "count": 51432909,
            "maximum": 1946.92718,
            "minimum": 1314.26718,
            "name": "Z",
            "position": 2,
            "stddev": 131.7380867,
            "variance": 17354.9235
          },
          {
            "average": 478.4635793,
            "count": 51432909,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 337.5729285,
            "variance": 113955.4821
          },
          {
            "average": 1.670921724,
            "count": 51432909,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8469956502,
            "variance": 0.7174016315
          },
          {
            "average": 2.341867616,
            "count": 51432909,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.015467171,
            "variance": 1.031173575
          },
          {
            "average": 0.4966193337,
            "count": 51432909,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885758,
            "variance": 0.249988576
          },
          {
            "average": 0.0003031522094,
            "count": 51432909,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01740862758,
            "variance": 0.000303060314
          },
          {
            "average": 1.194618488,
            "count": 51432909,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.443543781,
            "variance": 0.1967310856
          },
          {
            "average": -1.09474782,
            "count": 51432909,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.89827657,
            "variance": 141.5689854
          },
          {
            "average": 0,
            "count": 51432909,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.2644674,
            "count": 51432909,
            "maximum": 137,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.049557895,
            "variance": 4.200687566
          },
          {
            "average": 223319070.3,
            "count": 51432909,
            "maximum": 223320863.7,
            "minimum": 223316778.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1026.607941,
            "variance": 1053923.864
          },
          {
            "average": 0,
            "count": 51432909,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51432909,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51432909,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51432909,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51432909,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          696626.9577,
          5388880.868,
          1314.26718,
          698183.5977,
          5390439.168,
          1946.92718
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                696626.9577432881,
                5388880.867671762,
                1314.2671800946323
              ],
              [
                696626.9577432881,
                5390439.167671762,
                1314.2671800946323
              ],
              [
                698183.597743288,
                5390439.167671762,
                1946.9271800946321
              ],
              [
                698183.597743288,
                5388880.867671762,
                1946.9271800946321
              ],
              [
                696626.9577432881,
                5388880.867671762,
                1314.2671800946323
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:21:03+00:00",
        "end_time": "2018-10-11T18:12:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3317366,
            48.62157619,
            1314.26718,
            -120.3098921,
            48.63607086,
            1946.92718
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.33173657134911,
                  48.6220673063348,
                  1314.2671800946323
                ],
                [
                  -120.33099763564306,
                  48.63607085958676,
                  1314.2671800946323
                ],
                [
                  -120.30989209301904,
                  48.63557950627687,
                  1946.9271800946321
                ],
                [
                  -120.31063685486184,
                  48.62157619348429,
                  1946.9271800946321
                ],
                [
                  -120.33173657134911,
                  48.6220673063348,
                  1314.2671800946323
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:21:03Z",
            "pc:count": 51432909,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697365.0355,
                "count": 51432909,
                "maximum": 698183.5977,
                "minimum": 696626.9577,
                "name": "X",
                "position": 0,
                "stddev": 433.5797438,
                "variance": 187991.3942
              },
              {
                "average": 5389654.586,
                "count": 51432909,
                "maximum": 5390439.168,
                "minimum": 5388880.868,
                "name": "Y",
                "position": 1,
                "stddev": 427.9737414,
                "variance": 183161.5234
              },
              {
                "average": 1553.972314,
                "count": 51432909,
                "maximum": 1946.92718,
                "minimum": 1314.26718,
                "name": "Z",
                "position": 2,
                "stddev": 131.7380867,
                "variance": 17354.9235
              },
              {
                "average": 478.4635793,
                "count": 51432909,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 337.5729285,
                "variance": 113955.4821
              },
              {
                "average": 1.670921724,
                "count": 51432909,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8469956502,
                "variance": 0.7174016315
              },
              {
                "average": 2.341867616,
                "count": 51432909,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.015467171,
                "variance": 1.031173575
              },
              {
                "average": 0.4966193337,
                "count": 51432909,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885758,
                "variance": 0.249988576
              },
              {
                "average": 0.0003031522094,
                "count": 51432909,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01740862758,
                "variance": 0.000303060314
              },
              {
                "average": 1.194618488,
                "count": 51432909,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.443543781,
                "variance": 0.1967310856
              },
              {
                "average": -1.09474782,
                "count": 51432909,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.89827657,
                "variance": 141.5689854
              },
              {
                "average": 0,
                "count": 51432909,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.2644674,
                "count": 51432909,
                "maximum": 137,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.049557895,
                "variance": 4.200687566
              },
              {
                "average": 223319070.3,
                "count": 51432909,
                "maximum": 223320863.7,
                "minimum": 223316778.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1026.607941,
                "variance": 1053923.864
              },
              {
                "average": 0,
                "count": 51432909,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51432909,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51432909,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51432909,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51432909,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              696626.9577,
              5388880.868,
              1314.26718,
              698183.5977,
              5390439.168,
              1946.92718
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    696626.9577432881,
                    5388880.867671762,
                    1314.2671800946323
                  ],
                  [
                    696626.9577432881,
                    5390439.167671762,
                    1314.2671800946323
                  ],
                  [
                    698183.597743288,
                    5390439.167671762,
                    1946.9271800946321
                  ],
                  [
                    698183.597743288,
                    5388880.867671762,
                    1946.9271800946321
                  ],
                  [
                    696626.9577432881,
                    5388880.867671762,
                    1314.2671800946323
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:21:03+00:00",
            "end_time": "2018-10-11T18:12:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22873031048408,
              48.31192328767486,
              918.2385524086044
            ],
            [
              -120.22797141621265,
              48.32592208771395,
              918.2385524086044
            ],
            [
              -120.20707410453541,
              48.32541617982745,
              1601.2385524086044
            ],
            [
              -120.20783870177253,
              48.3114176269559,
              1601.2385524086044
            ],
            [
              -120.22873031048408,
              48.31192328767486,
              918.2385524086044
            ]
          ]
        ]
      },
      "bbox": [
        -120.2287303,
        48.31141763,
        918.2385524,
        -120.2070741,
        48.32592209,
        1601.238552
      ],
      "properties": {
        "datetime": "2018-07-21T18:45:20Z",
        "pc:count": 64237683,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706222.6116,
            "count": 64237683,
            "maximum": 707016.6988,
            "minimum": 705465.8588,
            "name": "X",
            "position": 0,
            "stddev": 437.3882153,
            "variance": 191308.4509
          },
          {
            "average": 5355451.13,
            "count": 64237683,
            "maximum": 5356240.044,
            "minimum": 5354682.224,
            "name": "Y",
            "position": 1,
            "stddev": 421.6953282,
            "variance": 177826.9498
          },
          {
            "average": 1258.38905,
            "count": 64237683,
            "maximum": 1601.238552,
            "minimum": 918.2385524,
            "name": "Z",
            "position": 2,
            "stddev": 144.4364885,
            "variance": 20861.8992
          },
          {
            "average": 584.958035,
            "count": 64237683,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 421.85021,
            "variance": 177957.5996
          },
          {
            "average": 1.681490754,
            "count": 64237683,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.885732024,
            "variance": 0.7845212183
          },
          {
            "average": 2.362818316,
            "count": 64237683,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.098915682,
            "variance": 1.207615675
          },
          {
            "average": 0.496638554,
            "count": 64237683,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887044,
            "variance": 0.2499887046
          },
          {
            "average": 0.000310378567,
            "count": 64237683,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01761483003,
            "variance": 0.000310282237
          },
          {
            "average": 1.195363647,
            "count": 64237683,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.450086384,
            "variance": 0.2025777531
          },
          {
            "average": -0.4584088594,
            "count": 64237683,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.68545626,
            "variance": 160.9208006
          },
          {
            "average": 0,
            "count": 64237683,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.9284756,
            "count": 64237683,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 33.03208392,
            "variance": 1091.118568
          },
          {
            "average": 216177456.3,
            "count": 64237683,
            "maximum": 216233920.4,
            "minimum": 216171142.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12180.00045,
            "variance": 148352411
          },
          {
            "average": 0,
            "count": 64237683,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64237683,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64237683,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64237683,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64237683,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705465.8588,
          5354682.224,
          918.2385524,
          707016.6988,
          5356240.044,
          1601.238552
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705465.8588048791,
                5354682.224199599,
                918.2385524086044
              ],
              [
                705465.8588048791,
                5356240.044199599,
                918.2385524086044
              ],
              [
                707016.6988048792,
                5356240.044199599,
                1601.2385524086044
              ],
              [
                707016.6988048792,
                5354682.224199599,
                1601.2385524086044
              ],
              [
                705465.8588048791,
                5354682.224199599,
                918.2385524086044
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:45:20+00:00",
        "end_time": "2018-07-21T01:19:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2287303,
            48.31141763,
            918.2385524,
            -120.2070741,
            48.32592209,
            1601.238552
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22873031048408,
                  48.31192328767486,
                  918.2385524086044
                ],
                [
                  -120.22797141621265,
                  48.32592208771395,
                  918.2385524086044
                ],
                [
                  -120.20707410453541,
                  48.32541617982745,
                  1601.2385524086044
                ],
                [
                  -120.20783870177253,
                  48.3114176269559,
                  1601.2385524086044
                ],
                [
                  -120.22873031048408,
                  48.31192328767486,
                  918.2385524086044
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:45:20Z",
            "pc:count": 64237683,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706222.6116,
                "count": 64237683,
                "maximum": 707016.6988,
                "minimum": 705465.8588,
                "name": "X",
                "position": 0,
                "stddev": 437.3882153,
                "variance": 191308.4509
              },
              {
                "average": 5355451.13,
                "count": 64237683,
                "maximum": 5356240.044,
                "minimum": 5354682.224,
                "name": "Y",
                "position": 1,
                "stddev": 421.6953282,
                "variance": 177826.9498
              },
              {
                "average": 1258.38905,
                "count": 64237683,
                "maximum": 1601.238552,
                "minimum": 918.2385524,
                "name": "Z",
                "position": 2,
                "stddev": 144.4364885,
                "variance": 20861.8992
              },
              {
                "average": 584.958035,
                "count": 64237683,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 421.85021,
                "variance": 177957.5996
              },
              {
                "average": 1.681490754,
                "count": 64237683,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.885732024,
                "variance": 0.7845212183
              },
              {
                "average": 2.362818316,
                "count": 64237683,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.098915682,
                "variance": 1.207615675
              },
              {
                "average": 0.496638554,
                "count": 64237683,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887044,
                "variance": 0.2499887046
              },
              {
                "average": 0.000310378567,
                "count": 64237683,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01761483003,
                "variance": 0.000310282237
              },
              {
                "average": 1.195363647,
                "count": 64237683,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.450086384,
                "variance": 0.2025777531
              },
              {
                "average": -0.4584088594,
                "count": 64237683,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.68545626,
                "variance": 160.9208006
              },
              {
                "average": 0,
                "count": 64237683,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.9284756,
                "count": 64237683,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 33.03208392,
                "variance": 1091.118568
              },
              {
                "average": 216177456.3,
                "count": 64237683,
                "maximum": 216233920.4,
                "minimum": 216171142.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12180.00045,
                "variance": 148352411
              },
              {
                "average": 0,
                "count": 64237683,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64237683,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64237683,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64237683,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64237683,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705465.8588,
              5354682.224,
              918.2385524,
              707016.6988,
              5356240.044,
              1601.238552
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705465.8588048791,
                    5354682.224199599,
                    918.2385524086044
                  ],
                  [
                    705465.8588048791,
                    5356240.044199599,
                    918.2385524086044
                  ],
                  [
                    707016.6988048792,
                    5356240.044199599,
                    1601.2385524086044
                  ],
                  [
                    707016.6988048792,
                    5354682.224199599,
                    1601.2385524086044
                  ],
                  [
                    705465.8588048791,
                    5354682.224199599,
                    918.2385524086044
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:45:20+00:00",
            "end_time": "2018-07-21T01:19:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24963842797953,
              48.46031769004495,
              553.7524490729288
            ],
            [
              -120.24888129251676,
              48.474316913324486,
              553.7524490729288
            ],
            [
              -120.22784192654454,
              48.473811707923275,
              1024.652449072929
            ],
            [
              -120.22860483424415,
              48.45981273162969,
              1024.652449072929
            ],
            [
              -120.24963842797953,
              48.46031769004495,
              553.7524490729288
            ]
          ]
        ]
      },
      "bbox": [
        -120.2496384,
        48.45981273,
        553.7524491,
        -120.2278419,
        48.47431691,
        1024.652449
      ],
      "properties": {
        "datetime": "2018-07-21T20:05:55Z",
        "pc:count": 43558996,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704146.4908,
            "count": 43558996,
            "maximum": 704880.3139,
            "minimum": 703323.4939,
            "name": "X",
            "position": 0,
            "stddev": 419.3630435,
            "variance": 175865.3623
          },
          {
            "average": 5371973.364,
            "count": 43558996,
            "maximum": 5372676.592,
            "minimum": 5371118.712,
            "name": "Y",
            "position": 1,
            "stddev": 422.5943689,
            "variance": 178586.0006
          },
          {
            "average": 782.7743754,
            "count": 43558996,
            "maximum": 1024.652449,
            "minimum": 553.7524491,
            "name": "Z",
            "position": 2,
            "stddev": 90.52224373,
            "variance": 8194.276609
          },
          {
            "average": 966.0663188,
            "count": 43558996,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 418.5146836,
            "variance": 175154.5404
          },
          {
            "average": 1.251144012,
            "count": 43558996,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5530406003,
            "variance": 0.3058539055
          },
          {
            "average": 1.502333272,
            "count": 43558996,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7767705603,
            "variance": 0.6033725034
          },
          {
            "average": 0.4961538829,
            "count": 43558996,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999852129,
            "variance": 0.2499852131
          },
          {
            "average": 0.0002621731685,
            "count": 43558996,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01618963989,
            "variance": 0.0002621044398
          },
          {
            "average": 1.375282754,
            "count": 43558996,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5041807035,
            "variance": 0.2541981818
          },
          {
            "average": 0.2315661651,
            "count": 43558996,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.383889441,
            "variance": 88.05738105
          },
          {
            "average": 0,
            "count": 43558996,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 52.5868548,
            "count": 43558996,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.22028974,
            "variance": 4791.448511
          },
          {
            "average": 216221443.4,
            "count": 43558996,
            "maximum": 216238755,
            "minimum": 216175403.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24972.57911,
            "variance": 623629707.2
          },
          {
            "average": 0,
            "count": 43558996,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43558996,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43558996,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43558996,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43558996,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703323.4939,
          5371118.712,
          553.7524491,
          704880.3139,
          5372676.592,
          1024.652449
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703323.4939288158,
                5371118.712498185,
                553.7524490729288
              ],
              [
                703323.4939288158,
                5372676.592498186,
                553.7524490729288
              ],
              [
                704880.3139288159,
                5372676.592498186,
                1024.652449072929
              ],
              [
                704880.3139288159,
                5371118.712498185,
                1024.652449072929
              ],
              [
                703323.4939288158,
                5371118.712498185,
                553.7524490729288
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:05:55+00:00",
        "end_time": "2018-07-21T02:30:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2496384,
            48.45981273,
            553.7524491,
            -120.2278419,
            48.47431691,
            1024.652449
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24963842797953,
                  48.46031769004495,
                  553.7524490729288
                ],
                [
                  -120.24888129251676,
                  48.474316913324486,
                  553.7524490729288
                ],
                [
                  -120.22784192654454,
                  48.473811707923275,
                  1024.652449072929
                ],
                [
                  -120.22860483424415,
                  48.45981273162969,
                  1024.652449072929
                ],
                [
                  -120.24963842797953,
                  48.46031769004495,
                  553.7524490729288
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:05:55Z",
            "pc:count": 43558996,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704146.4908,
                "count": 43558996,
                "maximum": 704880.3139,
                "minimum": 703323.4939,
                "name": "X",
                "position": 0,
                "stddev": 419.3630435,
                "variance": 175865.3623
              },
              {
                "average": 5371973.364,
                "count": 43558996,
                "maximum": 5372676.592,
                "minimum": 5371118.712,
                "name": "Y",
                "position": 1,
                "stddev": 422.5943689,
                "variance": 178586.0006
              },
              {
                "average": 782.7743754,
                "count": 43558996,
                "maximum": 1024.652449,
                "minimum": 553.7524491,
                "name": "Z",
                "position": 2,
                "stddev": 90.52224373,
                "variance": 8194.276609
              },
              {
                "average": 966.0663188,
                "count": 43558996,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 418.5146836,
                "variance": 175154.5404
              },
              {
                "average": 1.251144012,
                "count": 43558996,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5530406003,
                "variance": 0.3058539055
              },
              {
                "average": 1.502333272,
                "count": 43558996,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7767705603,
                "variance": 0.6033725034
              },
              {
                "average": 0.4961538829,
                "count": 43558996,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999852129,
                "variance": 0.2499852131
              },
              {
                "average": 0.0002621731685,
                "count": 43558996,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01618963989,
                "variance": 0.0002621044398
              },
              {
                "average": 1.375282754,
                "count": 43558996,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5041807035,
                "variance": 0.2541981818
              },
              {
                "average": 0.2315661651,
                "count": 43558996,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.383889441,
                "variance": 88.05738105
              },
              {
                "average": 0,
                "count": 43558996,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 52.5868548,
                "count": 43558996,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.22028974,
                "variance": 4791.448511
              },
              {
                "average": 216221443.4,
                "count": 43558996,
                "maximum": 216238755,
                "minimum": 216175403.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24972.57911,
                "variance": 623629707.2
              },
              {
                "average": 0,
                "count": 43558996,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43558996,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43558996,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43558996,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43558996,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703323.4939,
              5371118.712,
              553.7524491,
              704880.3139,
              5372676.592,
              1024.652449
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703323.4939288158,
                    5371118.712498185,
                    553.7524490729288
                  ],
                  [
                    703323.4939288158,
                    5372676.592498186,
                    553.7524490729288
                  ],
                  [
                    704880.3139288159,
                    5372676.592498186,
                    1024.652449072929
                  ],
                  [
                    704880.3139288159,
                    5371118.712498185,
                    1024.652449072929
                  ],
                  [
                    703323.4939288158,
                    5371118.712498185,
                    553.7524490729288
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:05:55+00:00",
            "end_time": "2018-07-21T02:30:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_575588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.3308984169366,
              48.48711151346745,
              896.996378630839
            ],
            [
              -120.33016288653258,
              48.50111269088161,
              896.996378630839
            ],
            [
              -120.30911100958973,
              48.50062214198696,
              1459.996378630839
            ],
            [
              -120.30985232271671,
              48.48662120445471,
              1459.996378630839
            ],
            [
              -120.3308984169366,
              48.48711151346745,
              896.996378630839
            ]
          ]
        ]
      },
      "bbox": [
        -120.3308984,
        48.4866212,
        896.9963786,
        -120.309111,
        48.50111269,
        1459.996379
      ],
      "properties": {
        "datetime": "2018-10-11T19:25:01Z",
        "pc:count": 43103312,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 697988.5719,
            "count": 43103312,
            "maximum": 698769.6782,
            "minimum": 697212.8582,
            "name": "X",
            "position": 0,
            "stddev": 423.6623136,
            "variance": 179489.756
          },
          {
            "average": 5374666.848,
            "count": 43103312,
            "maximum": 5375441.801,
            "minimum": 5373883.801,
            "name": "Y",
            "position": 1,
            "stddev": 432.1510302,
            "variance": 186754.5129
          },
          {
            "average": 1202.12275,
            "count": 43103312,
            "maximum": 1459.996379,
            "minimum": 896.9963786,
            "name": "Z",
            "position": 2,
            "stddev": 137.1265634,
            "variance": 18803.69439
          },
          {
            "average": 582.4460168,
            "count": 43103312,
            "maximum": 2406,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 379.6262576,
            "variance": 144116.0955
          },
          {
            "average": 1.505591821,
            "count": 43103312,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7499542448,
            "variance": 0.5624313693
          },
          {
            "average": 2.011330011,
            "count": 43103312,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9623621535,
            "variance": 0.9261409144
          },
          {
            "average": 0.4971764119,
            "count": 43103312,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999920331,
            "variance": 0.2499920331
          },
          {
            "average": 0.0002660816412,
            "count": 43103312,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01630983899,
            "variance": 0.000266010848
          },
          {
            "average": 1.26452262,
            "count": 43103312,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5037918488,
            "variance": 0.2538062269
          },
          {
            "average": -0.03086423921,
            "count": 43103312,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.79998218,
            "variance": 116.639615
          },
          {
            "average": 0,
            "count": 43103312,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 133.5666993,
            "count": 43103312,
            "maximum": 138,
            "minimum": 129,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.249695223,
            "variance": 5.061128598
          },
          {
            "average": 223319172.7,
            "count": 43103312,
            "maximum": 223321101.3,
            "minimum": 223317008.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1088.964969,
            "variance": 1185844.703
          },
          {
            "average": 0,
            "count": 43103312,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43103312,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43103312,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43103312,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43103312,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          697212.8582,
          5373883.801,
          896.9963786,
          698769.6782,
          5375441.801,
          1459.996379
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                697212.8581935278,
                5373883.8008394735,
                896.996378630839
              ],
              [
                697212.8581935278,
                5375441.8008394735,
                896.996378630839
              ],
              [
                698769.6781935279,
                5375441.8008394735,
                1459.996378630839
              ],
              [
                698769.6781935279,
                5373883.8008394735,
                1459.996378630839
              ],
              [
                697212.8581935278,
                5373883.8008394735,
                896.996378630839
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T19:25:01+00:00",
        "end_time": "2018-10-11T18:16:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_575588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_575588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_575588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.3308984,
            48.4866212,
            896.9963786,
            -120.309111,
            48.50111269,
            1459.996379
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.3308984169366,
                  48.48711151346745,
                  896.996378630839
                ],
                [
                  -120.33016288653258,
                  48.50111269088161,
                  896.996378630839
                ],
                [
                  -120.30911100958973,
                  48.50062214198696,
                  1459.996378630839
                ],
                [
                  -120.30985232271671,
                  48.48662120445471,
                  1459.996378630839
                ],
                [
                  -120.3308984169366,
                  48.48711151346745,
                  896.996378630839
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_575588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_575588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T19:25:01Z",
            "pc:count": 43103312,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 697988.5719,
                "count": 43103312,
                "maximum": 698769.6782,
                "minimum": 697212.8582,
                "name": "X",
                "position": 0,
                "stddev": 423.6623136,
                "variance": 179489.756
              },
              {
                "average": 5374666.848,
                "count": 43103312,
                "maximum": 5375441.801,
                "minimum": 5373883.801,
                "name": "Y",
                "position": 1,
                "stddev": 432.1510302,
                "variance": 186754.5129
              },
              {
                "average": 1202.12275,
                "count": 43103312,
                "maximum": 1459.996379,
                "minimum": 896.9963786,
                "name": "Z",
                "position": 2,
                "stddev": 137.1265634,
                "variance": 18803.69439
              },
              {
                "average": 582.4460168,
                "count": 43103312,
                "maximum": 2406,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 379.6262576,
                "variance": 144116.0955
              },
              {
                "average": 1.505591821,
                "count": 43103312,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7499542448,
                "variance": 0.5624313693
              },
              {
                "average": 2.011330011,
                "count": 43103312,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9623621535,
                "variance": 0.9261409144
              },
              {
                "average": 0.4971764119,
                "count": 43103312,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999920331,
                "variance": 0.2499920331
              },
              {
                "average": 0.0002660816412,
                "count": 43103312,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01630983899,
                "variance": 0.000266010848
              },
              {
                "average": 1.26452262,
                "count": 43103312,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5037918488,
                "variance": 0.2538062269
              },
              {
                "average": -0.03086423921,
                "count": 43103312,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.79998218,
                "variance": 116.639615
              },
              {
                "average": 0,
                "count": 43103312,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 133.5666993,
                "count": 43103312,
                "maximum": 138,
                "minimum": 129,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.249695223,
                "variance": 5.061128598
              },
              {
                "average": 223319172.7,
                "count": 43103312,
                "maximum": 223321101.3,
                "minimum": 223317008.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1088.964969,
                "variance": 1185844.703
              },
              {
                "average": 0,
                "count": 43103312,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43103312,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43103312,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43103312,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43103312,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              697212.8582,
              5373883.801,
              896.9963786,
              698769.6782,
              5375441.801,
              1459.996379
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    697212.8581935278,
                    5373883.8008394735,
                    896.996378630839
                  ],
                  [
                    697212.8581935278,
                    5375441.8008394735,
                    896.996378630839
                  ],
                  [
                    698769.6781935279,
                    5375441.8008394735,
                    1459.996378630839
                  ],
                  [
                    698769.6781935279,
                    5373883.8008394735,
                    1459.996378630839
                  ],
                  [
                    697212.8581935278,
                    5373883.8008394735,
                    896.996378630839
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T19:25:01+00:00",
            "end_time": "2018-10-11T18:16:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27066395878465,
              48.608723835995775,
              1163.1190579287677
            ],
            [
              -120.26990847680834,
              48.62272671714568,
              1163.1190579287677
            ],
            [
              -120.2488084825049,
              48.62222424688713,
              1563.859057928768
            ],
            [
              -120.24956978547263,
              48.60822161161044,
              1563.859057928768
            ],
            [
              -120.27066395878465,
              48.608723835995775,
              1163.1190579287677
            ]
          ]
        ]
      },
      "bbox": [
        -120.270664,
        48.60822161,
        1163.119058,
        -120.2488085,
        48.62272672,
        1563.859058
      ],
      "properties": {
        "datetime": "2018-10-11T21:17:38Z",
        "pc:count": 53065127,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701964.416,
            "count": 53065127,
            "maximum": 702736.8006,
            "minimum": 701180.0806,
            "name": "X",
            "position": 0,
            "stddev": 434.3832886,
            "variance": 188688.8414
          },
          {
            "average": 5388338.837,
            "count": 53065127,
            "maximum": 5389115.318,
            "minimum": 5387557.018,
            "name": "Y",
            "position": 1,
            "stddev": 421.5908602,
            "variance": 177738.8534
          },
          {
            "average": 1350.351606,
            "count": 53065127,
            "maximum": 1563.859058,
            "minimum": 1163.119058,
            "name": "Z",
            "position": 2,
            "stddev": 67.40397536,
            "variance": 4543.295894
          },
          {
            "average": 600.6574711,
            "count": 53065127,
            "maximum": 3509,
            "minimum": 43,
            "name": "Intensity",
            "position": 3,
            "stddev": 446.7487153,
            "variance": 199584.4146
          },
          {
            "average": 1.640814371,
            "count": 53065127,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8691663161,
            "variance": 0.755450085
          },
          {
            "average": 2.281221696,
            "count": 53065127,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.102096136,
            "variance": 1.214615892
          },
          {
            "average": 0.4965949483,
            "count": 53065127,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999884102,
            "variance": 0.2499884103
          },
          {
            "average": 0.0003106371535,
            "count": 53065127,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.017622164,
            "variance": 0.0003105406639
          },
          {
            "average": 1.25309946,
            "count": 53065127,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4871255374,
            "variance": 0.2372912892
          },
          {
            "average": -0.5856468736,
            "count": 53065127,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.04628645,
            "variance": 145.1130171
          },
          {
            "average": 0,
            "count": 53065127,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 97.15247441,
            "count": 53065127,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.05123672,
            "variance": 4102.560925
          },
          {
            "average": 220560140.3,
            "count": 53065127,
            "maximum": 223327858.4,
            "minimum": 216235252.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3458163.217,
            "variance": 11958892830000.0
          },
          {
            "average": 0,
            "count": 53065127,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53065127,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53065127,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53065127,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53065127,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701180.0806,
          5387557.018,
          1163.119058,
          702736.8006,
          5389115.318,
          1563.859058
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701180.0805679181,
                5387557.018459275,
                1163.1190579287677
              ],
              [
                701180.0805679181,
                5389115.318459276,
                1163.1190579287677
              ],
              [
                702736.8005679181,
                5389115.318459276,
                1563.859057928768
              ],
              [
                702736.8005679181,
                5387557.018459275,
                1563.859057928768
              ],
              [
                701180.0805679181,
                5387557.018459275,
                1163.1190579287677
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:17:38+00:00",
        "end_time": "2018-07-21T19:07:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.270664,
            48.60822161,
            1163.119058,
            -120.2488085,
            48.62272672,
            1563.859058
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27066395878465,
                  48.608723835995775,
                  1163.1190579287677
                ],
                [
                  -120.26990847680834,
                  48.62272671714568,
                  1163.1190579287677
                ],
                [
                  -120.2488084825049,
                  48.62222424688713,
                  1563.859057928768
                ],
                [
                  -120.24956978547263,
                  48.60822161161044,
                  1563.859057928768
                ],
                [
                  -120.27066395878465,
                  48.608723835995775,
                  1163.1190579287677
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:17:38Z",
            "pc:count": 53065127,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701964.416,
                "count": 53065127,
                "maximum": 702736.8006,
                "minimum": 701180.0806,
                "name": "X",
                "position": 0,
                "stddev": 434.3832886,
                "variance": 188688.8414
              },
              {
                "average": 5388338.837,
                "count": 53065127,
                "maximum": 5389115.318,
                "minimum": 5387557.018,
                "name": "Y",
                "position": 1,
                "stddev": 421.5908602,
                "variance": 177738.8534
              },
              {
                "average": 1350.351606,
                "count": 53065127,
                "maximum": 1563.859058,
                "minimum": 1163.119058,
                "name": "Z",
                "position": 2,
                "stddev": 67.40397536,
                "variance": 4543.295894
              },
              {
                "average": 600.6574711,
                "count": 53065127,
                "maximum": 3509,
                "minimum": 43,
                "name": "Intensity",
                "position": 3,
                "stddev": 446.7487153,
                "variance": 199584.4146
              },
              {
                "average": 1.640814371,
                "count": 53065127,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8691663161,
                "variance": 0.755450085
              },
              {
                "average": 2.281221696,
                "count": 53065127,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.102096136,
                "variance": 1.214615892
              },
              {
                "average": 0.4965949483,
                "count": 53065127,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999884102,
                "variance": 0.2499884103
              },
              {
                "average": 0.0003106371535,
                "count": 53065127,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.017622164,
                "variance": 0.0003105406639
              },
              {
                "average": 1.25309946,
                "count": 53065127,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4871255374,
                "variance": 0.2372912892
              },
              {
                "average": -0.5856468736,
                "count": 53065127,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.04628645,
                "variance": 145.1130171
              },
              {
                "average": 0,
                "count": 53065127,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 97.15247441,
                "count": 53065127,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.05123672,
                "variance": 4102.560925
              },
              {
                "average": 220560140.3,
                "count": 53065127,
                "maximum": 223327858.4,
                "minimum": 216235252.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3458163.217,
                "variance": 11958892830000.0
              },
              {
                "average": 0,
                "count": 53065127,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53065127,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53065127,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53065127,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53065127,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701180.0806,
              5387557.018,
              1163.119058,
              702736.8006,
              5389115.318,
              1563.859058
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701180.0805679181,
                    5387557.018459275,
                    1163.1190579287677
                  ],
                  [
                    701180.0805679181,
                    5389115.318459276,
                    1163.1190579287677
                  ],
                  [
                    702736.8005679181,
                    5389115.318459276,
                    1563.859057928768
                  ],
                  [
                    702736.8005679181,
                    5387557.018459275,
                    1563.859057928768
                  ],
                  [
                    701180.0805679181,
                    5387557.018459275,
                    1163.1190579287677
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:17:38+00:00",
            "end_time": "2018-07-21T19:07:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2896721647545,
              48.36576656762491,
              570.3778735434173
            ],
            [
              -120.28892853316975,
              48.37976612973092,
              570.3778735434173
            ],
            [
              -120.2679266427847,
              48.379268949178616,
              1110.4178735434173
            ],
            [
              -120.26867601766901,
              48.36526963004381,
              1110.4178735434173
            ],
            [
              -120.2896721647545,
              48.36576656762491,
              570.3778735434173
            ]
          ]
        ]
      },
      "bbox": [
        -120.2896722,
        48.36526963,
        570.3778735,
        -120.2679266,
        48.37976613,
        1110.417874
      ],
      "properties": {
        "datetime": "2018-10-11T21:24:37Z",
        "pc:count": 48055228,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701494.7372,
            "count": 48055228,
            "maximum": 702293.1777,
            "minimum": 700736.2977,
            "name": "X",
            "position": 0,
            "stddev": 415.0325764,
            "variance": 172252.0395
          },
          {
            "average": 5361270.554,
            "count": 48055228,
            "maximum": 5362062.585,
            "minimum": 5360504.745,
            "name": "Y",
            "position": 1,
            "stddev": 423.9750549,
            "variance": 179754.8472
          },
          {
            "average": 849.4939668,
            "count": 48055228,
            "maximum": 1110.417874,
            "minimum": 570.3778735,
            "name": "Z",
            "position": 2,
            "stddev": 129.3154722,
            "variance": 16722.49134
          },
          {
            "average": 506.3644847,
            "count": 48055228,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 330.3178307,
            "variance": 109109.8693
          },
          {
            "average": 1.393184816,
            "count": 48055228,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6379517558,
            "variance": 0.4069824428
          },
          {
            "average": 1.786149532,
            "count": 48055228,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8203834831,
            "variance": 0.6730290593
          },
          {
            "average": 0.4985180801,
            "count": 48055228,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999978091,
            "variance": 0.2499978091
          },
          {
            "average": 0.000271687401,
            "count": 48055228,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01648070364,
            "variance": 0.0002716135926
          },
          {
            "average": 1.257677042,
            "count": 48055228,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4838967324,
            "variance": 0.2341560476
          },
          {
            "average": -0.3780731148,
            "count": 48055228,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.91244046,
            "variance": 98.25647587
          },
          {
            "average": 0,
            "count": 48055228,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.1211223,
            "count": 48055228,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.14829468,
            "variance": 1235.402619
          },
          {
            "average": 223017259.5,
            "count": 48055228,
            "maximum": 223328277.1,
            "minimum": 222115329.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 526426.4551,
            "variance": 277124812700.0
          },
          {
            "average": 0,
            "count": 48055228,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48055228,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48055228,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48055228,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48055228,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700736.2977,
          5360504.745,
          570.3778735,
          702293.1777,
          5362062.585,
          1110.417874
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700736.2977463522,
                5360504.745334562,
                570.3778735434173
              ],
              [
                700736.2977463522,
                5362062.585334562,
                570.3778735434173
              ],
              [
                702293.177746352,
                5362062.585334562,
                1110.4178735434173
              ],
              [
                702293.177746352,
                5360504.745334562,
                1110.4178735434173
              ],
              [
                700736.2977463522,
                5360504.745334562,
                570.3778735434173
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:24:37+00:00",
        "end_time": "2018-09-27T20:28:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2896722,
            48.36526963,
            570.3778735,
            -120.2679266,
            48.37976613,
            1110.417874
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2896721647545,
                  48.36576656762491,
                  570.3778735434173
                ],
                [
                  -120.28892853316975,
                  48.37976612973092,
                  570.3778735434173
                ],
                [
                  -120.2679266427847,
                  48.379268949178616,
                  1110.4178735434173
                ],
                [
                  -120.26867601766901,
                  48.36526963004381,
                  1110.4178735434173
                ],
                [
                  -120.2896721647545,
                  48.36576656762491,
                  570.3778735434173
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:24:37Z",
            "pc:count": 48055228,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701494.7372,
                "count": 48055228,
                "maximum": 702293.1777,
                "minimum": 700736.2977,
                "name": "X",
                "position": 0,
                "stddev": 415.0325764,
                "variance": 172252.0395
              },
              {
                "average": 5361270.554,
                "count": 48055228,
                "maximum": 5362062.585,
                "minimum": 5360504.745,
                "name": "Y",
                "position": 1,
                "stddev": 423.9750549,
                "variance": 179754.8472
              },
              {
                "average": 849.4939668,
                "count": 48055228,
                "maximum": 1110.417874,
                "minimum": 570.3778735,
                "name": "Z",
                "position": 2,
                "stddev": 129.3154722,
                "variance": 16722.49134
              },
              {
                "average": 506.3644847,
                "count": 48055228,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 330.3178307,
                "variance": 109109.8693
              },
              {
                "average": 1.393184816,
                "count": 48055228,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6379517558,
                "variance": 0.4069824428
              },
              {
                "average": 1.786149532,
                "count": 48055228,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8203834831,
                "variance": 0.6730290593
              },
              {
                "average": 0.4985180801,
                "count": 48055228,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999978091,
                "variance": 0.2499978091
              },
              {
                "average": 0.000271687401,
                "count": 48055228,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01648070364,
                "variance": 0.0002716135926
              },
              {
                "average": 1.257677042,
                "count": 48055228,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4838967324,
                "variance": 0.2341560476
              },
              {
                "average": -0.3780731148,
                "count": 48055228,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.91244046,
                "variance": 98.25647587
              },
              {
                "average": 0,
                "count": 48055228,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.1211223,
                "count": 48055228,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.14829468,
                "variance": 1235.402619
              },
              {
                "average": 223017259.5,
                "count": 48055228,
                "maximum": 223328277.1,
                "minimum": 222115329.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 526426.4551,
                "variance": 277124812700.0
              },
              {
                "average": 0,
                "count": 48055228,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48055228,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48055228,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48055228,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48055228,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700736.2977,
              5360504.745,
              570.3778735,
              702293.1777,
              5362062.585,
              1110.417874
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700736.2977463522,
                    5360504.745334562,
                    570.3778735434173
                  ],
                  [
                    700736.2977463522,
                    5362062.585334562,
                    570.3778735434173
                  ],
                  [
                    702293.177746352,
                    5362062.585334562,
                    1110.4178735434173
                  ],
                  [
                    702293.177746352,
                    5360504.745334562,
                    1110.4178735434173
                  ],
                  [
                    700736.2977463522,
                    5360504.745334562,
                    570.3778735434173
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:24:37+00:00",
            "end_time": "2018-09-27T20:28:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25078084160546,
              48.70324447801919,
              981.0798437978597
            ],
            [
              -120.25001716171477,
              48.71724995064394,
              981.0798437978597
            ],
            [
              -120.22887720509905,
              48.71674308664276,
              1608.8798437978598
            ],
            [
              -120.22964673738626,
              48.70273786219365,
              1608.8798437978598
            ],
            [
              -120.25078084160546,
              48.70324447801919,
              981.0798437978597
            ]
          ]
        ]
      },
      "bbox": [
        -120.2507808,
        48.70273786,
        981.0798438,
        -120.2288772,
        48.71724995,
        1608.879844
      ],
      "properties": {
        "datetime": "2018-07-21T19:58:36Z",
        "pc:count": 67134139,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703006.0336,
            "count": 67134139,
            "maximum": 703823.5824,
            "minimum": 702266.8024,
            "name": "X",
            "position": 0,
            "stddev": 426.1951708,
            "variance": 181642.3237
          },
          {
            "average": 5398914.621,
            "count": 67134139,
            "maximum": 5399673.51,
            "minimum": 5398114.87,
            "name": "Y",
            "position": 1,
            "stddev": 424.5353492,
            "variance": 180230.2627
          },
          {
            "average": 1337.138867,
            "count": 67134139,
            "maximum": 1608.879844,
            "minimum": 981.0798438,
            "name": "Z",
            "position": 2,
            "stddev": 68.99165014,
            "variance": 4759.847789
          },
          {
            "average": 629.2114498,
            "count": 67134139,
            "maximum": 3065,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 510.6092716,
            "variance": 260721.8283
          },
          {
            "average": 1.628621319,
            "count": 67134139,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8482558534,
            "variance": 0.7195379928
          },
          {
            "average": 2.258015523,
            "count": 67134139,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.065502957,
            "variance": 1.135296552
          },
          {
            "average": 0.4976037303,
            "count": 67134139,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999942616,
            "variance": 0.2499942616
          },
          {
            "average": 0.0002644556148,
            "count": 67134139,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01625994102,
            "variance": 0.0002643856819
          },
          {
            "average": 1.19433588,
            "count": 67134139,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.422700588,
            "variance": 0.1786757871
          },
          {
            "average": 0.3733124815,
            "count": 67134139,
            "maximum": 22.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.0513038,
            "variance": 170.3365308
          },
          {
            "average": 0,
            "count": 67134139,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 43.72275918,
            "count": 67134139,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.39637153,
            "variance": 3893.30718
          },
          {
            "average": 216225068.3,
            "count": 67134139,
            "maximum": 216238316.6,
            "minimum": 216175856.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22817.64218,
            "variance": 520644794.5
          },
          {
            "average": 0,
            "count": 67134139,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67134139,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67134139,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67134139,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67134139,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702266.8024,
          5398114.87,
          981.0798438,
          703823.5824,
          5399673.51,
          1608.879844
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702266.8024375417,
                5398114.869939625,
                981.0798437978597
              ],
              [
                702266.8024375417,
                5399673.509939626,
                981.0798437978597
              ],
              [
                703823.5824375417,
                5399673.509939626,
                1608.8798437978598
              ],
              [
                703823.5824375417,
                5398114.869939625,
                1608.8798437978598
              ],
              [
                702266.8024375417,
                5398114.869939625,
                981.0798437978597
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:58:36+00:00",
        "end_time": "2018-07-21T02:37:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2507808,
            48.70273786,
            981.0798438,
            -120.2288772,
            48.71724995,
            1608.879844
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25078084160546,
                  48.70324447801919,
                  981.0798437978597
                ],
                [
                  -120.25001716171477,
                  48.71724995064394,
                  981.0798437978597
                ],
                [
                  -120.22887720509905,
                  48.71674308664276,
                  1608.8798437978598
                ],
                [
                  -120.22964673738626,
                  48.70273786219365,
                  1608.8798437978598
                ],
                [
                  -120.25078084160546,
                  48.70324447801919,
                  981.0798437978597
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:58:36Z",
            "pc:count": 67134139,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703006.0336,
                "count": 67134139,
                "maximum": 703823.5824,
                "minimum": 702266.8024,
                "name": "X",
                "position": 0,
                "stddev": 426.1951708,
                "variance": 181642.3237
              },
              {
                "average": 5398914.621,
                "count": 67134139,
                "maximum": 5399673.51,
                "minimum": 5398114.87,
                "name": "Y",
                "position": 1,
                "stddev": 424.5353492,
                "variance": 180230.2627
              },
              {
                "average": 1337.138867,
                "count": 67134139,
                "maximum": 1608.879844,
                "minimum": 981.0798438,
                "name": "Z",
                "position": 2,
                "stddev": 68.99165014,
                "variance": 4759.847789
              },
              {
                "average": 629.2114498,
                "count": 67134139,
                "maximum": 3065,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 510.6092716,
                "variance": 260721.8283
              },
              {
                "average": 1.628621319,
                "count": 67134139,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8482558534,
                "variance": 0.7195379928
              },
              {
                "average": 2.258015523,
                "count": 67134139,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.065502957,
                "variance": 1.135296552
              },
              {
                "average": 0.4976037303,
                "count": 67134139,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999942616,
                "variance": 0.2499942616
              },
              {
                "average": 0.0002644556148,
                "count": 67134139,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01625994102,
                "variance": 0.0002643856819
              },
              {
                "average": 1.19433588,
                "count": 67134139,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.422700588,
                "variance": 0.1786757871
              },
              {
                "average": 0.3733124815,
                "count": 67134139,
                "maximum": 22.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.0513038,
                "variance": 170.3365308
              },
              {
                "average": 0,
                "count": 67134139,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 43.72275918,
                "count": 67134139,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.39637153,
                "variance": 3893.30718
              },
              {
                "average": 216225068.3,
                "count": 67134139,
                "maximum": 216238316.6,
                "minimum": 216175856.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22817.64218,
                "variance": 520644794.5
              },
              {
                "average": 0,
                "count": 67134139,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67134139,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67134139,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67134139,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67134139,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702266.8024,
              5398114.87,
              981.0798438,
              703823.5824,
              5399673.51,
              1608.879844
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702266.8024375417,
                    5398114.869939625,
                    981.0798437978597
                  ],
                  [
                    702266.8024375417,
                    5399673.509939626,
                    981.0798437978597
                  ],
                  [
                    703823.5824375417,
                    5399673.509939626,
                    1608.8798437978598
                  ],
                  [
                    703823.5824375417,
                    5398114.869939625,
                    1608.8798437978598
                  ],
                  [
                    702266.8024375417,
                    5398114.869939625,
                    981.0798437978597
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:58:36+00:00",
            "end_time": "2018-07-21T02:37:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26916388997148,
              48.3118400291279,
              897.4148466224963
            ],
            [
              -120.26841610995811,
              48.32583840619125,
              897.4148466224963
            ],
            [
              -120.24743511176364,
              48.32533785898416,
              1392.0348466224962
            ],
            [
              -120.24818861778314,
              48.31133972646189,
              1392.0348466224962
            ],
            [
              -120.26916388997148,
              48.3118400291279,
              897.4148466224963
            ]
          ]
        ]
      },
      "bbox": [
        -120.2691639,
        48.31133973,
        897.4148466,
        -120.2474351,
        48.32583841,
        1392.034847
      ],
      "properties": {
        "datetime": "2018-10-11T21:26:08Z",
        "pc:count": 52911060,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703275.0164,
            "count": 52911060,
            "maximum": 704025.648,
            "minimum": 702468.648,
            "name": "X",
            "position": 0,
            "stddev": 444.1601004,
            "variance": 197278.1947
          },
          {
            "average": 5355335.034,
            "count": 52911060,
            "maximum": 5356123.127,
            "minimum": 5354565.407,
            "name": "Y",
            "position": 1,
            "stddev": 419.9114536,
            "variance": 176325.6288
          },
          {
            "average": 1116.461048,
            "count": 52911060,
            "maximum": 1392.034847,
            "minimum": 897.4148466,
            "name": "Z",
            "position": 2,
            "stddev": 106.3611162,
            "variance": 11312.68704
          },
          {
            "average": 668.3976347,
            "count": 52911060,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 404.2653829,
            "variance": 163430.4998
          },
          {
            "average": 1.565561208,
            "count": 52911060,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7780111191,
            "variance": 0.6053013015
          },
          {
            "average": 2.131098337,
            "count": 52911060,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9645532055,
            "variance": 0.9303628862
          },
          {
            "average": 0.4976969843,
            "count": 52911060,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999947008,
            "variance": 0.2499947008
          },
          {
            "average": 0.0002948154885,
            "count": 52911060,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01716766082,
            "variance": 0.0002947285779
          },
          {
            "average": 1.196860354,
            "count": 52911060,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4427574896,
            "variance": 0.1960341946
          },
          {
            "average": -1.179743487,
            "count": 52911060,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.36618221,
            "variance": 129.190098
          },
          {
            "average": 0,
            "count": 52911060,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 90.33055231,
            "count": 52911060,
            "maximum": 151,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.60781266,
            "variance": 4304.385082
          },
          {
            "average": 220173618.6,
            "count": 52911060,
            "maximum": 223328368.8,
            "minimum": 216235764.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3523040.783,
            "variance": 12411816360000.0
          },
          {
            "average": 0,
            "count": 52911060,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52911060,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52911060,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52911060,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52911060,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702468.648,
          5354565.407,
          897.4148466,
          704025.648,
          5356123.127,
          1392.034847
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702468.6480282076,
                5354565.406966004,
                897.4148466224963
              ],
              [
                702468.6480282076,
                5356123.126966004,
                897.4148466224963
              ],
              [
                704025.6480282076,
                5356123.126966004,
                1392.0348466224962
              ],
              [
                704025.6480282076,
                5354565.406966004,
                1392.0348466224962
              ],
              [
                702468.6480282076,
                5354565.406966004,
                897.4148466224963
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:26:08+00:00",
        "end_time": "2018-07-21T19:16:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2691639,
            48.31133973,
            897.4148466,
            -120.2474351,
            48.32583841,
            1392.034847
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26916388997148,
                  48.3118400291279,
                  897.4148466224963
                ],
                [
                  -120.26841610995811,
                  48.32583840619125,
                  897.4148466224963
                ],
                [
                  -120.24743511176364,
                  48.32533785898416,
                  1392.0348466224962
                ],
                [
                  -120.24818861778314,
                  48.31133972646189,
                  1392.0348466224962
                ],
                [
                  -120.26916388997148,
                  48.3118400291279,
                  897.4148466224963
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:26:08Z",
            "pc:count": 52911060,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703275.0164,
                "count": 52911060,
                "maximum": 704025.648,
                "minimum": 702468.648,
                "name": "X",
                "position": 0,
                "stddev": 444.1601004,
                "variance": 197278.1947
              },
              {
                "average": 5355335.034,
                "count": 52911060,
                "maximum": 5356123.127,
                "minimum": 5354565.407,
                "name": "Y",
                "position": 1,
                "stddev": 419.9114536,
                "variance": 176325.6288
              },
              {
                "average": 1116.461048,
                "count": 52911060,
                "maximum": 1392.034847,
                "minimum": 897.4148466,
                "name": "Z",
                "position": 2,
                "stddev": 106.3611162,
                "variance": 11312.68704
              },
              {
                "average": 668.3976347,
                "count": 52911060,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 404.2653829,
                "variance": 163430.4998
              },
              {
                "average": 1.565561208,
                "count": 52911060,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7780111191,
                "variance": 0.6053013015
              },
              {
                "average": 2.131098337,
                "count": 52911060,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9645532055,
                "variance": 0.9303628862
              },
              {
                "average": 0.4976969843,
                "count": 52911060,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999947008,
                "variance": 0.2499947008
              },
              {
                "average": 0.0002948154885,
                "count": 52911060,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01716766082,
                "variance": 0.0002947285779
              },
              {
                "average": 1.196860354,
                "count": 52911060,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4427574896,
                "variance": 0.1960341946
              },
              {
                "average": -1.179743487,
                "count": 52911060,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.36618221,
                "variance": 129.190098
              },
              {
                "average": 0,
                "count": 52911060,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 90.33055231,
                "count": 52911060,
                "maximum": 151,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.60781266,
                "variance": 4304.385082
              },
              {
                "average": 220173618.6,
                "count": 52911060,
                "maximum": 223328368.8,
                "minimum": 216235764.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3523040.783,
                "variance": 12411816360000.0
              },
              {
                "average": 0,
                "count": 52911060,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52911060,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52911060,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52911060,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52911060,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702468.648,
              5354565.407,
              897.4148466,
              704025.648,
              5356123.127,
              1392.034847
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702468.6480282076,
                    5354565.406966004,
                    897.4148466224963
                  ],
                  [
                    702468.6480282076,
                    5356123.126966004,
                    897.4148466224963
                  ],
                  [
                    704025.6480282076,
                    5356123.126966004,
                    1392.0348466224962
                  ],
                  [
                    704025.6480282076,
                    5354565.406966004,
                    1392.0348466224962
                  ],
                  [
                    702468.6480282076,
                    5354565.406966004,
                    897.4148466224963
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:26:08+00:00",
            "end_time": "2018-07-21T19:16:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18882084190132,
              48.46042694401683,
              419.14543137296755
            ],
            [
              -120.1880468751202,
              48.474427241266746,
              419.14543137296755
            ],
            [
              -120.16700531342798,
              48.47391083525688,
              625.1054313729676
            ],
            [
              -120.16778505291155,
              48.4599107904881,
              625.1054313729676
            ],
            [
              -120.18882084190132,
              48.46042694401683,
              419.14543137296755
            ]
          ]
        ]
      },
      "bbox": [
        -120.1888208,
        48.45991079,
        419.1454314,
        -120.1670053,
        48.47442724,
        625.1054314
      ],
      "properties": {
        "datetime": "2018-07-21T01:10:36Z",
        "pc:count": 39023385,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708572.5769,
            "count": 39023385,
            "maximum": 709375.6863,
            "minimum": 707818.6263,
            "name": "X",
            "position": 0,
            "stddev": 430.0211058,
            "variance": 184918.1515
          },
          {
            "average": 5372059.725,
            "count": 39023385,
            "maximum": 5372852.376,
            "minimum": 5371294.296,
            "name": "Y",
            "position": 1,
            "stddev": 432.8527339,
            "variance": 187361.4893
          },
          {
            "average": 553.8496872,
            "count": 39023385,
            "maximum": 625.1054314,
            "minimum": 419.1454314,
            "name": "Z",
            "position": 2,
            "stddev": 19.1421326,
            "variance": 366.4212405
          },
          {
            "average": 1020.510663,
            "count": 39023385,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 516.2424675,
            "variance": 266506.2853
          },
          {
            "average": 1.141712104,
            "count": 39023385,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4095886276,
            "variance": 0.1677628439
          },
          {
            "average": 1.283455907,
            "count": 39023385,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5844147783,
            "variance": 0.3415406331
          },
          {
            "average": 0.4970243612,
            "count": 39023385,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999911519,
            "variance": 0.249991152
          },
          {
            "average": 0.0002563847293,
            "count": 39023385,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01600996573,
            "variance": 0.0002563190027
          },
          {
            "average": 1.496999197,
            "count": 39023385,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5074062849,
            "variance": 0.257461138
          },
          {
            "average": 0.07633738338,
            "count": 39023385,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.157022992,
            "variance": 83.85107007
          },
          {
            "average": 0,
            "count": 39023385,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8378968,
            "count": 39023385,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.537306415,
            "variance": 6.437923842
          },
          {
            "average": 216168128,
            "count": 39023385,
            "maximum": 216170636.6,
            "minimum": 216164949.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1385.68456,
            "variance": 1920121.7
          },
          {
            "average": 0,
            "count": 39023385,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39023385,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39023385,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39023385,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39023385,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707818.6263,
          5371294.296,
          419.1454314,
          709375.6863,
          5372852.376,
          625.1054314
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707818.6262983943,
                5371294.29565375,
                419.14543137296755
              ],
              [
                707818.6262983943,
                5372852.37565375,
                419.14543137296755
              ],
              [
                709375.6862983943,
                5372852.37565375,
                625.1054313729676
              ],
              [
                709375.6862983943,
                5371294.29565375,
                625.1054313729676
              ],
              [
                707818.6262983943,
                5371294.29565375,
                419.14543137296755
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:10:36+00:00",
        "end_time": "2018-07-20T23:35:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1888208,
            48.45991079,
            419.1454314,
            -120.1670053,
            48.47442724,
            625.1054314
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18882084190132,
                  48.46042694401683,
                  419.14543137296755
                ],
                [
                  -120.1880468751202,
                  48.474427241266746,
                  419.14543137296755
                ],
                [
                  -120.16700531342798,
                  48.47391083525688,
                  625.1054313729676
                ],
                [
                  -120.16778505291155,
                  48.4599107904881,
                  625.1054313729676
                ],
                [
                  -120.18882084190132,
                  48.46042694401683,
                  419.14543137296755
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:10:36Z",
            "pc:count": 39023385,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708572.5769,
                "count": 39023385,
                "maximum": 709375.6863,
                "minimum": 707818.6263,
                "name": "X",
                "position": 0,
                "stddev": 430.0211058,
                "variance": 184918.1515
              },
              {
                "average": 5372059.725,
                "count": 39023385,
                "maximum": 5372852.376,
                "minimum": 5371294.296,
                "name": "Y",
                "position": 1,
                "stddev": 432.8527339,
                "variance": 187361.4893
              },
              {
                "average": 553.8496872,
                "count": 39023385,
                "maximum": 625.1054314,
                "minimum": 419.1454314,
                "name": "Z",
                "position": 2,
                "stddev": 19.1421326,
                "variance": 366.4212405
              },
              {
                "average": 1020.510663,
                "count": 39023385,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 516.2424675,
                "variance": 266506.2853
              },
              {
                "average": 1.141712104,
                "count": 39023385,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4095886276,
                "variance": 0.1677628439
              },
              {
                "average": 1.283455907,
                "count": 39023385,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5844147783,
                "variance": 0.3415406331
              },
              {
                "average": 0.4970243612,
                "count": 39023385,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999911519,
                "variance": 0.249991152
              },
              {
                "average": 0.0002563847293,
                "count": 39023385,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01600996573,
                "variance": 0.0002563190027
              },
              {
                "average": 1.496999197,
                "count": 39023385,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5074062849,
                "variance": 0.257461138
              },
              {
                "average": 0.07633738338,
                "count": 39023385,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.157022992,
                "variance": 83.85107007
              },
              {
                "average": 0,
                "count": 39023385,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8378968,
                "count": 39023385,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.537306415,
                "variance": 6.437923842
              },
              {
                "average": 216168128,
                "count": 39023385,
                "maximum": 216170636.6,
                "minimum": 216164949.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1385.68456,
                "variance": 1920121.7
              },
              {
                "average": 0,
                "count": 39023385,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39023385,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39023385,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39023385,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39023385,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707818.6263,
              5371294.296,
              419.1454314,
              709375.6863,
              5372852.376,
              625.1054314
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707818.6262983943,
                    5371294.29565375,
                    419.14543137296755
                  ],
                  [
                    707818.6262983943,
                    5372852.37565375,
                    419.14543137296755
                  ],
                  [
                    709375.6862983943,
                    5372852.37565375,
                    625.1054313729676
                  ],
                  [
                    709375.6862983943,
                    5371294.29565375,
                    625.1054313729676
                  ],
                  [
                    707818.6262983943,
                    5371294.29565375,
                    419.14543137296755
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:10:36+00:00",
            "end_time": "2018-07-20T23:35:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24989195056304,
              48.51429704549668,
              772.3734630044102
            ],
            [
              -120.24913331211827,
              48.52829865596276,
              772.3734630044102
            ],
            [
              -120.22807077832242,
              48.527793058559006,
              1092.2734630044101
            ],
            [
              -120.22883520736478,
              48.51379169537048,
              1092.2734630044101
            ],
            [
              -120.24989195056304,
              48.51429704549668,
              772.3734630044102
            ]
          ]
        ]
      },
      "bbox": [
        -120.249892,
        48.5137917,
        772.373463,
        -120.2280708,
        48.52829866,
        1092.273463
      ],
      "properties": {
        "datetime": "2018-07-21T20:04:18Z",
        "pc:count": 38411756,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703860.7216,
            "count": 38411756,
            "maximum": 704645.8441,
            "minimum": 703088.9641,
            "name": "X",
            "position": 0,
            "stddev": 429.2390214,
            "variance": 184246.1375
          },
          {
            "average": 5377915.745,
            "count": 38411756,
            "maximum": 5378675.456,
            "minimum": 5377117.296,
            "name": "Y",
            "position": 1,
            "stddev": 432.3434394,
            "variance": 186920.8496
          },
          {
            "average": 914.3027278,
            "count": 38411756,
            "maximum": 1092.273463,
            "minimum": 772.373463,
            "name": "Z",
            "position": 2,
            "stddev": 73.68523028,
            "variance": 5429.513162
          },
          {
            "average": 1398.481556,
            "count": 38411756,
            "maximum": 4095,
            "minimum": 71,
            "name": "Intensity",
            "position": 3,
            "stddev": 402.6940582,
            "variance": 162162.5045
          },
          {
            "average": 1.064388985,
            "count": 38411756,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2975406324,
            "variance": 0.08853042795
          },
          {
            "average": 1.128784479,
            "count": 38411756,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4439220184,
            "variance": 0.1970667584
          },
          {
            "average": 0.4974062628,
            "count": 38411756,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499993279,
            "variance": 0.249993279
          },
          {
            "average": 0.0002336263929,
            "count": 38411756,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01528305656,
            "variance": 0.0002335718177
          },
          {
            "average": 1.505236574,
            "count": 38411756,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5151584517,
            "variance": 0.2653882304
          },
          {
            "average": 0.2970196957,
            "count": 38411756,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.09174572,
            "variance": 101.8433316
          },
          {
            "average": 0,
            "count": 38411756,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 48.66090811,
            "count": 38411756,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.63512233,
            "variance": 4440.239528
          },
          {
            "average": 216223014.2,
            "count": 38411756,
            "maximum": 216238658.4,
            "minimum": 216175504.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24174.6151,
            "variance": 584412015.2
          },
          {
            "average": 0,
            "count": 38411756,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38411756,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38411756,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38411756,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38411756,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703088.9641,
          5377117.296,
          772.373463,
          704645.8441,
          5378675.456,
          1092.273463
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703088.9640610397,
                5377117.296333933,
                772.3734630044102
              ],
              [
                703088.9640610397,
                5378675.456333933,
                772.3734630044102
              ],
              [
                704645.8440610396,
                5378675.456333933,
                1092.2734630044101
              ],
              [
                704645.8440610396,
                5377117.296333933,
                1092.2734630044101
              ],
              [
                703088.9640610397,
                5377117.296333933,
                772.3734630044102
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:04:18+00:00",
        "end_time": "2018-07-21T02:31:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.249892,
            48.5137917,
            772.373463,
            -120.2280708,
            48.52829866,
            1092.273463
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24989195056304,
                  48.51429704549668,
                  772.3734630044102
                ],
                [
                  -120.24913331211827,
                  48.52829865596276,
                  772.3734630044102
                ],
                [
                  -120.22807077832242,
                  48.527793058559006,
                  1092.2734630044101
                ],
                [
                  -120.22883520736478,
                  48.51379169537048,
                  1092.2734630044101
                ],
                [
                  -120.24989195056304,
                  48.51429704549668,
                  772.3734630044102
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:04:18Z",
            "pc:count": 38411756,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703860.7216,
                "count": 38411756,
                "maximum": 704645.8441,
                "minimum": 703088.9641,
                "name": "X",
                "position": 0,
                "stddev": 429.2390214,
                "variance": 184246.1375
              },
              {
                "average": 5377915.745,
                "count": 38411756,
                "maximum": 5378675.456,
                "minimum": 5377117.296,
                "name": "Y",
                "position": 1,
                "stddev": 432.3434394,
                "variance": 186920.8496
              },
              {
                "average": 914.3027278,
                "count": 38411756,
                "maximum": 1092.273463,
                "minimum": 772.373463,
                "name": "Z",
                "position": 2,
                "stddev": 73.68523028,
                "variance": 5429.513162
              },
              {
                "average": 1398.481556,
                "count": 38411756,
                "maximum": 4095,
                "minimum": 71,
                "name": "Intensity",
                "position": 3,
                "stddev": 402.6940582,
                "variance": 162162.5045
              },
              {
                "average": 1.064388985,
                "count": 38411756,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2975406324,
                "variance": 0.08853042795
              },
              {
                "average": 1.128784479,
                "count": 38411756,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4439220184,
                "variance": 0.1970667584
              },
              {
                "average": 0.4974062628,
                "count": 38411756,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499993279,
                "variance": 0.249993279
              },
              {
                "average": 0.0002336263929,
                "count": 38411756,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01528305656,
                "variance": 0.0002335718177
              },
              {
                "average": 1.505236574,
                "count": 38411756,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5151584517,
                "variance": 0.2653882304
              },
              {
                "average": 0.2970196957,
                "count": 38411756,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.09174572,
                "variance": 101.8433316
              },
              {
                "average": 0,
                "count": 38411756,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 48.66090811,
                "count": 38411756,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.63512233,
                "variance": 4440.239528
              },
              {
                "average": 216223014.2,
                "count": 38411756,
                "maximum": 216238658.4,
                "minimum": 216175504.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24174.6151,
                "variance": 584412015.2
              },
              {
                "average": 0,
                "count": 38411756,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38411756,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38411756,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38411756,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38411756,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703088.9641,
              5377117.296,
              772.373463,
              704645.8441,
              5378675.456,
              1092.273463
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703088.9640610397,
                    5377117.296333933,
                    772.3734630044102
                  ],
                  [
                    703088.9640610397,
                    5378675.456333933,
                    772.3734630044102
                  ],
                  [
                    704645.8440610396,
                    5378675.456333933,
                    1092.2734630044101
                  ],
                  [
                    704645.8440610396,
                    5377117.296333933,
                    1092.2734630044101
                  ],
                  [
                    703088.9640610397,
                    5377117.296333933,
                    772.3734630044102
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:04:18+00:00",
            "end_time": "2018-07-21T02:31:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20914606327486,
              48.47388803381456,
              496.111596138377
            ],
            [
              -120.20837726547515,
              48.48788961983804,
              496.111596138377
            ],
            [
              -120.18733165947296,
              48.487376870825635,
              637.731596138377
            ],
            [
              -120.18810623456157,
              48.47337553553295,
              637.731596138377
            ],
            [
              -120.20914606327486,
              48.47388803381456,
              496.111596138377
            ]
          ]
        ]
      },
      "bbox": [
        -120.2091461,
        48.47337554,
        496.1115961,
        -120.1873317,
        48.48788962,
        637.7315961
      ],
      "properties": {
        "datetime": "2018-07-21T02:16:53Z",
        "pc:count": 39677372,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707033.9018,
            "count": 39677372,
            "maximum": 707818.5378,
            "minimum": 706261.6178,
            "name": "X",
            "position": 0,
            "stddev": 434.3034851,
            "variance": 188619.5172
          },
          {
            "average": 5373487.312,
            "count": 39677372,
            "maximum": 5374293.529,
            "minimum": 5372735.329,
            "name": "Y",
            "position": 1,
            "stddev": 425.2005807,
            "variance": 180795.5338
          },
          {
            "average": 556.6039133,
            "count": 39677372,
            "maximum": 637.7315961,
            "minimum": 496.1115961,
            "name": "Z",
            "position": 2,
            "stddev": 20.04385528,
            "variance": 401.7561344
          },
          {
            "average": 1102.12161,
            "count": 39677372,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 472.6776873,
            "variance": 223424.196
          },
          {
            "average": 1.10063411,
            "count": 39677372,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.346214934,
            "variance": 0.1198647805
          },
          {
            "average": 1.201202665,
            "count": 39677372,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4987445742,
            "variance": 0.2487461503
          },
          {
            "average": 0.4955138914,
            "count": 39677372,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999798807,
            "variance": 0.2499798811
          },
          {
            "average": 0.0003089922387,
            "count": 39677372,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01757545932,
            "variance": 0.0003088967703
          },
          {
            "average": 1.484011164,
            "count": 39677372,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5053406091,
            "variance": 0.2553691312
          },
          {
            "average": -0.1564606266,
            "count": 39677372,
            "maximum": 13.99800014,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.116894927,
            "variance": 83.1177731
          },
          {
            "average": 0,
            "count": 39677372,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.8499417,
            "count": 39677372,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.631716071,
            "variance": 6.925929476
          },
          {
            "average": 216171424.9,
            "count": 39677372,
            "maximum": 216174613.9,
            "minimum": 216168554.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1308.953577,
            "variance": 1713359.466
          },
          {
            "average": 0,
            "count": 39677372,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39677372,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39677372,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39677372,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39677372,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706261.6178,
          5372735.329,
          496.1115961,
          707818.5378,
          5374293.529,
          637.7315961
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706261.6177536699,
                5372735.328881217,
                496.111596138377
              ],
              [
                706261.6177536699,
                5374293.528881216,
                496.111596138377
              ],
              [
                707818.5377536698,
                5374293.528881216,
                637.731596138377
              ],
              [
                707818.5377536698,
                5372735.328881217,
                637.731596138377
              ],
              [
                706261.6177536699,
                5372735.328881217,
                496.111596138377
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:16:53+00:00",
        "end_time": "2018-07-21T00:35:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2091461,
            48.47337554,
            496.1115961,
            -120.1873317,
            48.48788962,
            637.7315961
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20914606327486,
                  48.47388803381456,
                  496.111596138377
                ],
                [
                  -120.20837726547515,
                  48.48788961983804,
                  496.111596138377
                ],
                [
                  -120.18733165947296,
                  48.487376870825635,
                  637.731596138377
                ],
                [
                  -120.18810623456157,
                  48.47337553553295,
                  637.731596138377
                ],
                [
                  -120.20914606327486,
                  48.47388803381456,
                  496.111596138377
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:16:53Z",
            "pc:count": 39677372,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707033.9018,
                "count": 39677372,
                "maximum": 707818.5378,
                "minimum": 706261.6178,
                "name": "X",
                "position": 0,
                "stddev": 434.3034851,
                "variance": 188619.5172
              },
              {
                "average": 5373487.312,
                "count": 39677372,
                "maximum": 5374293.529,
                "minimum": 5372735.329,
                "name": "Y",
                "position": 1,
                "stddev": 425.2005807,
                "variance": 180795.5338
              },
              {
                "average": 556.6039133,
                "count": 39677372,
                "maximum": 637.7315961,
                "minimum": 496.1115961,
                "name": "Z",
                "position": 2,
                "stddev": 20.04385528,
                "variance": 401.7561344
              },
              {
                "average": 1102.12161,
                "count": 39677372,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 472.6776873,
                "variance": 223424.196
              },
              {
                "average": 1.10063411,
                "count": 39677372,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.346214934,
                "variance": 0.1198647805
              },
              {
                "average": 1.201202665,
                "count": 39677372,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4987445742,
                "variance": 0.2487461503
              },
              {
                "average": 0.4955138914,
                "count": 39677372,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999798807,
                "variance": 0.2499798811
              },
              {
                "average": 0.0003089922387,
                "count": 39677372,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01757545932,
                "variance": 0.0003088967703
              },
              {
                "average": 1.484011164,
                "count": 39677372,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5053406091,
                "variance": 0.2553691312
              },
              {
                "average": -0.1564606266,
                "count": 39677372,
                "maximum": 13.99800014,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.116894927,
                "variance": 83.1177731
              },
              {
                "average": 0,
                "count": 39677372,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.8499417,
                "count": 39677372,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.631716071,
                "variance": 6.925929476
              },
              {
                "average": 216171424.9,
                "count": 39677372,
                "maximum": 216174613.9,
                "minimum": 216168554.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1308.953577,
                "variance": 1713359.466
              },
              {
                "average": 0,
                "count": 39677372,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39677372,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39677372,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39677372,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39677372,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706261.6178,
              5372735.329,
              496.1115961,
              707818.5378,
              5374293.529,
              637.7315961
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706261.6177536699,
                    5372735.328881217,
                    496.111596138377
                  ],
                  [
                    706261.6177536699,
                    5374293.528881216,
                    496.111596138377
                  ],
                  [
                    707818.5377536698,
                    5374293.528881216,
                    637.731596138377
                  ],
                  [
                    707818.5377536698,
                    5372735.328881217,
                    637.731596138377
                  ],
                  [
                    706261.6177536699,
                    5372735.328881217,
                    496.111596138377
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:16:53+00:00",
            "end_time": "2018-07-21T00:35:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27052721129206,
              48.58173189709351,
              851.5976918345274
            ],
            [
              -120.2697724463402,
              48.595734123693084,
              851.5976918345274
            ],
            [
              -120.24868342604748,
              48.59523182929337,
              1275.7976918345273
            ],
            [
              -120.24944400315024,
              48.58122984843983,
              1275.7976918345273
            ],
            [
              -120.27052721129206,
              48.58173189709351,
              851.5976918345274
            ]
          ]
        ]
      },
      "bbox": [
        -120.2705272,
        48.58122985,
        851.5976918,
        -120.2486834,
        48.59573412,
        1275.797692
      ],
      "properties": {
        "datetime": "2018-10-11T21:18:26Z",
        "pc:count": 45184082,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702060.1129,
            "count": 45184082,
            "maximum": 702854.1724,
            "minimum": 701297.4324,
            "name": "X",
            "position": 0,
            "stddev": 440.8582762,
            "variance": 194356.0197
          },
          {
            "average": 5385351.113,
            "count": 45184082,
            "maximum": 5386115.669,
            "minimum": 5384557.449,
            "name": "Y",
            "position": 1,
            "stddev": 439.839274,
            "variance": 193458.5869
          },
          {
            "average": 1001.951731,
            "count": 45184082,
            "maximum": 1275.797692,
            "minimum": 851.5976918,
            "name": "Z",
            "position": 2,
            "stddev": 63.70657763,
            "variance": 4058.528034
          },
          {
            "average": 603.2314083,
            "count": 45184082,
            "maximum": 2737,
            "minimum": 62,
            "name": "Intensity",
            "position": 3,
            "stddev": 468.8342012,
            "variance": 219805.5083
          },
          {
            "average": 1.429721401,
            "count": 45184082,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7054814082,
            "variance": 0.4977040174
          },
          {
            "average": 1.859064659,
            "count": 45184082,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9372065618,
            "variance": 0.8783561396
          },
          {
            "average": 0.4964662113,
            "count": 45184082,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875177,
            "variance": 0.2499875179
          },
          {
            "average": 0.0003268628983,
            "count": 45184082,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01807639528,
            "variance": 0.0003267560662
          },
          {
            "average": 1.282036647,
            "count": 45184082,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4909964539,
            "variance": 0.2410775177
          },
          {
            "average": -1.114713657,
            "count": 45184082,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.98979683,
            "variance": 120.7756344
          },
          {
            "average": 0,
            "count": 45184082,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 100.5110112,
            "count": 45184082,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.37089155,
            "variance": 4015.869896
          },
          {
            "average": 220752330.5,
            "count": 45184082,
            "maximum": 223327906.9,
            "minimum": 216235299.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3409296.787,
            "variance": 11623304580000.0
          },
          {
            "average": 0,
            "count": 45184082,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45184082,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45184082,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45184082,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45184082,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701297.4324,
          5384557.449,
          851.5976918,
          702854.1724,
          5386115.669,
          1275.797692
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701297.432434115,
                5384557.448765594,
                851.5976918345274
              ],
              [
                701297.432434115,
                5386115.668765594,
                851.5976918345274
              ],
              [
                702854.172434115,
                5386115.668765594,
                1275.7976918345273
              ],
              [
                702854.172434115,
                5384557.448765594,
                1275.7976918345273
              ],
              [
                701297.432434115,
                5384557.448765594,
                851.5976918345274
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:18:26+00:00",
        "end_time": "2018-07-21T19:08:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2705272,
            48.58122985,
            851.5976918,
            -120.2486834,
            48.59573412,
            1275.797692
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27052721129206,
                  48.58173189709351,
                  851.5976918345274
                ],
                [
                  -120.2697724463402,
                  48.595734123693084,
                  851.5976918345274
                ],
                [
                  -120.24868342604748,
                  48.59523182929337,
                  1275.7976918345273
                ],
                [
                  -120.24944400315024,
                  48.58122984843983,
                  1275.7976918345273
                ],
                [
                  -120.27052721129206,
                  48.58173189709351,
                  851.5976918345274
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:18:26Z",
            "pc:count": 45184082,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702060.1129,
                "count": 45184082,
                "maximum": 702854.1724,
                "minimum": 701297.4324,
                "name": "X",
                "position": 0,
                "stddev": 440.8582762,
                "variance": 194356.0197
              },
              {
                "average": 5385351.113,
                "count": 45184082,
                "maximum": 5386115.669,
                "minimum": 5384557.449,
                "name": "Y",
                "position": 1,
                "stddev": 439.839274,
                "variance": 193458.5869
              },
              {
                "average": 1001.951731,
                "count": 45184082,
                "maximum": 1275.797692,
                "minimum": 851.5976918,
                "name": "Z",
                "position": 2,
                "stddev": 63.70657763,
                "variance": 4058.528034
              },
              {
                "average": 603.2314083,
                "count": 45184082,
                "maximum": 2737,
                "minimum": 62,
                "name": "Intensity",
                "position": 3,
                "stddev": 468.8342012,
                "variance": 219805.5083
              },
              {
                "average": 1.429721401,
                "count": 45184082,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7054814082,
                "variance": 0.4977040174
              },
              {
                "average": 1.859064659,
                "count": 45184082,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9372065618,
                "variance": 0.8783561396
              },
              {
                "average": 0.4964662113,
                "count": 45184082,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875177,
                "variance": 0.2499875179
              },
              {
                "average": 0.0003268628983,
                "count": 45184082,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01807639528,
                "variance": 0.0003267560662
              },
              {
                "average": 1.282036647,
                "count": 45184082,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4909964539,
                "variance": 0.2410775177
              },
              {
                "average": -1.114713657,
                "count": 45184082,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.98979683,
                "variance": 120.7756344
              },
              {
                "average": 0,
                "count": 45184082,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 100.5110112,
                "count": 45184082,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.37089155,
                "variance": 4015.869896
              },
              {
                "average": 220752330.5,
                "count": 45184082,
                "maximum": 223327906.9,
                "minimum": 216235299.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3409296.787,
                "variance": 11623304580000.0
              },
              {
                "average": 0,
                "count": 45184082,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45184082,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45184082,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45184082,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45184082,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701297.4324,
              5384557.449,
              851.5976918,
              702854.1724,
              5386115.669,
              1275.797692
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701297.432434115,
                    5384557.448765594,
                    851.5976918345274
                  ],
                  [
                    701297.432434115,
                    5386115.668765594,
                    851.5976918345274
                  ],
                  [
                    702854.172434115,
                    5386115.668765594,
                    1275.7976918345273
                  ],
                  [
                    702854.172434115,
                    5384557.448765594,
                    1275.7976918345273
                  ],
                  [
                    701297.432434115,
                    5384557.448765594,
                    851.5976918345274
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:18:26+00:00",
            "end_time": "2018-07-21T19:08:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20994303209285,
              48.67632770379325,
              1075.2874310977845
            ],
            [
              -120.20916875989275,
              48.69033257877109,
              1075.2874310977845
            ],
            [
              -120.18803999319645,
              48.689818411563984,
              1441.2074310977846
            ],
            [
              -120.18882010848169,
              48.675813788295805,
              1441.2074310977846
            ],
            [
              -120.20994303209285,
              48.67632770379325,
              1075.2874310977845
            ]
          ]
        ]
      },
      "bbox": [
        -120.209943,
        48.67581379,
        1075.287431,
        -120.18804,
        48.69033258,
        1441.207431
      ],
      "properties": {
        "datetime": "2018-07-21T02:10:39Z",
        "pc:count": 73192652,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706149.0246,
            "count": 73192652,
            "maximum": 706937.3899,
            "minimum": 705380.5499,
            "name": "X",
            "position": 0,
            "stddev": 437.037274,
            "variance": 191001.5789
          },
          {
            "average": 5396008.797,
            "count": 73192652,
            "maximum": 5396791.086,
            "minimum": 5395232.466,
            "name": "Y",
            "position": 1,
            "stddev": 424.2578145,
            "variance": 179994.6931
          },
          {
            "average": 1219.435197,
            "count": 73192652,
            "maximum": 1441.207431,
            "minimum": 1075.287431,
            "name": "Z",
            "position": 2,
            "stddev": 79.23825103,
            "variance": 6278.700426
          },
          {
            "average": 577.005922,
            "count": 73192652,
            "maximum": 3674,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 454.4208057,
            "variance": 206498.2686
          },
          {
            "average": 1.667435114,
            "count": 73192652,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.869126152,
            "variance": 0.7553802681
          },
          {
            "average": 2.334637977,
            "count": 73192652,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.073897698,
            "variance": 1.153256265
          },
          {
            "average": 0.497108084,
            "count": 73192652,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999916402,
            "variance": 0.2499916402
          },
          {
            "average": 0.0003165071816,
            "count": 73192652,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01778783318,
            "variance": 0.0003164070091
          },
          {
            "average": 1.203932397,
            "count": 73192652,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4461092976,
            "variance": 0.1990135054
          },
          {
            "average": 0.0656349006,
            "count": 73192652,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.20112289,
            "variance": 174.2696456
          },
          {
            "average": 0,
            "count": 73192652,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.5340805,
            "count": 73192652,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.806412285,
            "variance": 7.875949913
          },
          {
            "average": 216171519.3,
            "count": 73192652,
            "maximum": 216174239.4,
            "minimum": 216168162.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1413.154951,
            "variance": 1997006.915
          },
          {
            "average": 0,
            "count": 73192652,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 73192652,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 73192652,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 73192652,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 73192652,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705380.5499,
          5395232.466,
          1075.287431,
          706937.3899,
          5396791.086,
          1441.207431
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705380.5499088789,
                5395232.466441787,
                1075.2874310977845
              ],
              [
                705380.5499088789,
                5396791.086441786,
                1075.2874310977845
              ],
              [
                706937.389908879,
                5396791.086441786,
                1441.2074310977846
              ],
              [
                706937.389908879,
                5395232.466441787,
                1441.2074310977846
              ],
              [
                705380.5499088789,
                5395232.466441787,
                1075.2874310977845
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:10:39+00:00",
        "end_time": "2018-07-21T00:29:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.209943,
            48.67581379,
            1075.287431,
            -120.18804,
            48.69033258,
            1441.207431
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20994303209285,
                  48.67632770379325,
                  1075.2874310977845
                ],
                [
                  -120.20916875989275,
                  48.69033257877109,
                  1075.2874310977845
                ],
                [
                  -120.18803999319645,
                  48.689818411563984,
                  1441.2074310977846
                ],
                [
                  -120.18882010848169,
                  48.675813788295805,
                  1441.2074310977846
                ],
                [
                  -120.20994303209285,
                  48.67632770379325,
                  1075.2874310977845
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:10:39Z",
            "pc:count": 73192652,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706149.0246,
                "count": 73192652,
                "maximum": 706937.3899,
                "minimum": 705380.5499,
                "name": "X",
                "position": 0,
                "stddev": 437.037274,
                "variance": 191001.5789
              },
              {
                "average": 5396008.797,
                "count": 73192652,
                "maximum": 5396791.086,
                "minimum": 5395232.466,
                "name": "Y",
                "position": 1,
                "stddev": 424.2578145,
                "variance": 179994.6931
              },
              {
                "average": 1219.435197,
                "count": 73192652,
                "maximum": 1441.207431,
                "minimum": 1075.287431,
                "name": "Z",
                "position": 2,
                "stddev": 79.23825103,
                "variance": 6278.700426
              },
              {
                "average": 577.005922,
                "count": 73192652,
                "maximum": 3674,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 454.4208057,
                "variance": 206498.2686
              },
              {
                "average": 1.667435114,
                "count": 73192652,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.869126152,
                "variance": 0.7553802681
              },
              {
                "average": 2.334637977,
                "count": 73192652,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.073897698,
                "variance": 1.153256265
              },
              {
                "average": 0.497108084,
                "count": 73192652,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999916402,
                "variance": 0.2499916402
              },
              {
                "average": 0.0003165071816,
                "count": 73192652,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01778783318,
                "variance": 0.0003164070091
              },
              {
                "average": 1.203932397,
                "count": 73192652,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4461092976,
                "variance": 0.1990135054
              },
              {
                "average": 0.0656349006,
                "count": 73192652,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.20112289,
                "variance": 174.2696456
              },
              {
                "average": 0,
                "count": 73192652,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.5340805,
                "count": 73192652,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.806412285,
                "variance": 7.875949913
              },
              {
                "average": 216171519.3,
                "count": 73192652,
                "maximum": 216174239.4,
                "minimum": 216168162.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1413.154951,
                "variance": 1997006.915
              },
              {
                "average": 0,
                "count": 73192652,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 73192652,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 73192652,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 73192652,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 73192652,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705380.5499,
              5395232.466,
              1075.287431,
              706937.3899,
              5396791.086,
              1441.207431
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705380.5499088789,
                    5395232.466441787,
                    1075.2874310977845
                  ],
                  [
                    705380.5499088789,
                    5396791.086441786,
                    1075.2874310977845
                  ],
                  [
                    706937.389908879,
                    5396791.086441786,
                    1441.2074310977846
                  ],
                  [
                    706937.389908879,
                    5395232.466441787,
                    1441.2074310977846
                  ],
                  [
                    705380.5499088789,
                    5395232.466441787,
                    1075.2874310977845
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:10:39+00:00",
            "end_time": "2018-07-21T00:29:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24932380295469,
              48.392844797510755,
              703.9266923109751
            ],
            [
              -120.2485683724206,
              48.40684418196466,
              703.9266923109751
            ],
            [
              -120.22755577697137,
              48.40633941716582,
              1143.2666923109753
            ],
            [
              -120.22831695875821,
              48.39234027941444,
              1143.2666923109753
            ],
            [
              -120.24932380295469,
              48.392844797510755,
              703.9266923109751
            ]
          ]
        ]
      },
      "bbox": [
        -120.2493238,
        48.39234028,
        703.9266923,
        -120.2275558,
        48.40684418,
        1143.266692
      ],
      "properties": {
        "datetime": "2018-07-21T20:07:51Z",
        "pc:count": 38131751,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704396.3169,
            "count": 38131751,
            "maximum": 705173.183,
            "minimum": 703616.283,
            "name": "X",
            "position": 0,
            "stddev": 428.0785269,
            "variance": 183251.2252
          },
          {
            "average": 5364397.767,
            "count": 38131751,
            "maximum": 5365178.563,
            "minimum": 5363620.683,
            "name": "Y",
            "position": 1,
            "stddev": 436.3507706,
            "variance": 190401.995
          },
          {
            "average": 891.5589958,
            "count": 38131751,
            "maximum": 1143.266692,
            "minimum": 703.9266923,
            "name": "Z",
            "position": 2,
            "stddev": 88.38792288,
            "variance": 7812.424911
          },
          {
            "average": 1192.679762,
            "count": 38131751,
            "maximum": 2856,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 286.9583891,
            "variance": 82345.11706
          },
          {
            "average": 1.020301008,
            "count": 38131751,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1585448629,
            "variance": 0.02513647355
          },
          {
            "average": 1.040598608,
            "count": 38131751,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2338607289,
            "variance": 0.05469084051
          },
          {
            "average": 0.4972462712,
            "count": 38131751,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999924235,
            "variance": 0.2499924235
          },
          {
            "average": 0.0002392232132,
            "count": 38131751,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01546499246,
            "variance": 0.0002391659917
          },
          {
            "average": 1.545208926,
            "count": 38131751,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5476650816,
            "variance": 0.2999370416
          },
          {
            "average": 0.6725561711,
            "count": 38131751,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.11611425,
            "variance": 102.3357674
          },
          {
            "average": 0,
            "count": 38131751,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 49.56961019,
            "count": 38131751,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 67.17267691,
            "variance": 4512.168523
          },
          {
            "average": 216222678.1,
            "count": 38131751,
            "maximum": 216238871.3,
            "minimum": 216175272.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24333.7662,
            "variance": 592132177.3
          },
          {
            "average": 0,
            "count": 38131751,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38131751,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38131751,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38131751,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38131751,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703616.283,
          5363620.683,
          703.9266923,
          705173.183,
          5365178.563,
          1143.266692
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703616.2830030019,
                5363620.683131655,
                703.9266923109751
              ],
              [
                703616.2830030019,
                5365178.563131656,
                703.9266923109751
              ],
              [
                705173.1830030018,
                5365178.563131656,
                1143.2666923109753
              ],
              [
                705173.1830030018,
                5363620.683131655,
                1143.2666923109753
              ],
              [
                703616.2830030019,
                5363620.683131655,
                703.9266923109751
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:07:51+00:00",
        "end_time": "2018-07-21T02:27:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2493238,
            48.39234028,
            703.9266923,
            -120.2275558,
            48.40684418,
            1143.266692
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24932380295469,
                  48.392844797510755,
                  703.9266923109751
                ],
                [
                  -120.2485683724206,
                  48.40684418196466,
                  703.9266923109751
                ],
                [
                  -120.22755577697137,
                  48.40633941716582,
                  1143.2666923109753
                ],
                [
                  -120.22831695875821,
                  48.39234027941444,
                  1143.2666923109753
                ],
                [
                  -120.24932380295469,
                  48.392844797510755,
                  703.9266923109751
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:07:51Z",
            "pc:count": 38131751,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704396.3169,
                "count": 38131751,
                "maximum": 705173.183,
                "minimum": 703616.283,
                "name": "X",
                "position": 0,
                "stddev": 428.0785269,
                "variance": 183251.2252
              },
              {
                "average": 5364397.767,
                "count": 38131751,
                "maximum": 5365178.563,
                "minimum": 5363620.683,
                "name": "Y",
                "position": 1,
                "stddev": 436.3507706,
                "variance": 190401.995
              },
              {
                "average": 891.5589958,
                "count": 38131751,
                "maximum": 1143.266692,
                "minimum": 703.9266923,
                "name": "Z",
                "position": 2,
                "stddev": 88.38792288,
                "variance": 7812.424911
              },
              {
                "average": 1192.679762,
                "count": 38131751,
                "maximum": 2856,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 286.9583891,
                "variance": 82345.11706
              },
              {
                "average": 1.020301008,
                "count": 38131751,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1585448629,
                "variance": 0.02513647355
              },
              {
                "average": 1.040598608,
                "count": 38131751,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2338607289,
                "variance": 0.05469084051
              },
              {
                "average": 0.4972462712,
                "count": 38131751,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999924235,
                "variance": 0.2499924235
              },
              {
                "average": 0.0002392232132,
                "count": 38131751,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01546499246,
                "variance": 0.0002391659917
              },
              {
                "average": 1.545208926,
                "count": 38131751,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5476650816,
                "variance": 0.2999370416
              },
              {
                "average": 0.6725561711,
                "count": 38131751,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.11611425,
                "variance": 102.3357674
              },
              {
                "average": 0,
                "count": 38131751,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 49.56961019,
                "count": 38131751,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 67.17267691,
                "variance": 4512.168523
              },
              {
                "average": 216222678.1,
                "count": 38131751,
                "maximum": 216238871.3,
                "minimum": 216175272.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24333.7662,
                "variance": 592132177.3
              },
              {
                "average": 0,
                "count": 38131751,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38131751,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38131751,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38131751,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38131751,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703616.283,
              5363620.683,
              703.9266923,
              705173.183,
              5365178.563,
              1143.266692
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703616.2830030019,
                    5363620.683131655,
                    703.9266923109751
                  ],
                  [
                    703616.2830030019,
                    5365178.563131656,
                    703.9266923109751
                  ],
                  [
                    705173.1830030018,
                    5365178.563131656,
                    1143.2666923109753
                  ],
                  [
                    705173.1830030018,
                    5363620.683131655,
                    1143.2666923109753
                  ],
                  [
                    703616.2830030019,
                    5363620.683131655,
                    703.9266923109751
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:07:51+00:00",
            "end_time": "2018-07-21T02:27:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18896387382124,
              48.50091182567111,
              553.4386940094333
            ],
            [
              -120.18818876580319,
              48.514913463416114,
              553.4386940094333
            ],
            [
              -120.16713152418922,
              48.51439678912974,
              677.7186940094333
            ],
            [
              -120.16791241802353,
              48.500395404065486,
              677.7186940094333
            ],
            [
              -120.18896387382124,
              48.50091182567111,
              553.4386940094333
            ]
          ]
        ]
      },
      "bbox": [
        -120.1889639,
        48.5003954,
        553.438694,
        -120.1671315,
        48.51491346,
        677.718694
      ],
      "properties": {
        "datetime": "2018-07-21T01:09:14Z",
        "pc:count": 40128996,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708377.1242,
            "count": 40128996,
            "maximum": 709199.6167,
            "minimum": 707642.6367,
            "name": "X",
            "position": 0,
            "stddev": 429.9915213,
            "variance": 184892.7084
          },
          {
            "average": 5376561.489,
            "count": 40128996,
            "maximum": 5377351.599,
            "minimum": 5375793.359,
            "name": "Y",
            "position": 1,
            "stddev": 428.0542934,
            "variance": 183230.4781
          },
          {
            "average": 591.3144621,
            "count": 40128996,
            "maximum": 677.718694,
            "minimum": 553.438694,
            "name": "Z",
            "position": 2,
            "stddev": 26.26647774,
            "variance": 689.9278528
          },
          {
            "average": 1038.131986,
            "count": 40128996,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 539.1024354,
            "variance": 290631.4359
          },
          {
            "average": 1.154266057,
            "count": 40128996,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4203866334,
            "variance": 0.1767249215
          },
          {
            "average": 1.308618586,
            "count": 40128996,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5934840648,
            "variance": 0.3522233352
          },
          {
            "average": 0.4972031197,
            "count": 40128996,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999921836,
            "variance": 0.2499921837
          },
          {
            "average": 0.0002598370515,
            "count": 40128996,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01611736773,
            "variance": 0.0002597695427
          },
          {
            "average": 1.463506837,
            "count": 40128996,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5066080925,
            "variance": 0.2566517594
          },
          {
            "average": -0.04125442081,
            "count": 40128996,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.410917997,
            "variance": 88.56537754
          },
          {
            "average": 0,
            "count": 40128996,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.4948889,
            "count": 40128996,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.571153848,
            "variance": 6.610832111
          },
          {
            "average": 216168169,
            "count": 40128996,
            "maximum": 216170554.5,
            "minimum": 216165022.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1391.223986,
            "variance": 1935504.179
          },
          {
            "average": 0,
            "count": 40128996,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40128996,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40128996,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40128996,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40128996,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707642.6367,
          5375793.359,
          553.438694,
          709199.6167,
          5377351.599,
          677.718694
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707642.6366764058,
                5375793.358734909,
                553.4386940094333
              ],
              [
                707642.6366764058,
                5377351.59873491,
                553.4386940094333
              ],
              [
                709199.6166764058,
                5377351.59873491,
                677.7186940094333
              ],
              [
                709199.6166764058,
                5375793.358734909,
                677.7186940094333
              ],
              [
                707642.6366764058,
                5375793.358734909,
                553.4386940094333
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:09:14+00:00",
        "end_time": "2018-07-20T23:37:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1889639,
            48.5003954,
            553.438694,
            -120.1671315,
            48.51491346,
            677.718694
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18896387382124,
                  48.50091182567111,
                  553.4386940094333
                ],
                [
                  -120.18818876580319,
                  48.514913463416114,
                  553.4386940094333
                ],
                [
                  -120.16713152418922,
                  48.51439678912974,
                  677.7186940094333
                ],
                [
                  -120.16791241802353,
                  48.500395404065486,
                  677.7186940094333
                ],
                [
                  -120.18896387382124,
                  48.50091182567111,
                  553.4386940094333
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:09:14Z",
            "pc:count": 40128996,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708377.1242,
                "count": 40128996,
                "maximum": 709199.6167,
                "minimum": 707642.6367,
                "name": "X",
                "position": 0,
                "stddev": 429.9915213,
                "variance": 184892.7084
              },
              {
                "average": 5376561.489,
                "count": 40128996,
                "maximum": 5377351.599,
                "minimum": 5375793.359,
                "name": "Y",
                "position": 1,
                "stddev": 428.0542934,
                "variance": 183230.4781
              },
              {
                "average": 591.3144621,
                "count": 40128996,
                "maximum": 677.718694,
                "minimum": 553.438694,
                "name": "Z",
                "position": 2,
                "stddev": 26.26647774,
                "variance": 689.9278528
              },
              {
                "average": 1038.131986,
                "count": 40128996,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 539.1024354,
                "variance": 290631.4359
              },
              {
                "average": 1.154266057,
                "count": 40128996,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4203866334,
                "variance": 0.1767249215
              },
              {
                "average": 1.308618586,
                "count": 40128996,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5934840648,
                "variance": 0.3522233352
              },
              {
                "average": 0.4972031197,
                "count": 40128996,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999921836,
                "variance": 0.2499921837
              },
              {
                "average": 0.0002598370515,
                "count": 40128996,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01611736773,
                "variance": 0.0002597695427
              },
              {
                "average": 1.463506837,
                "count": 40128996,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5066080925,
                "variance": 0.2566517594
              },
              {
                "average": -0.04125442081,
                "count": 40128996,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.410917997,
                "variance": 88.56537754
              },
              {
                "average": 0,
                "count": 40128996,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.4948889,
                "count": 40128996,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.571153848,
                "variance": 6.610832111
              },
              {
                "average": 216168169,
                "count": 40128996,
                "maximum": 216170554.5,
                "minimum": 216165022.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1391.223986,
                "variance": 1935504.179
              },
              {
                "average": 0,
                "count": 40128996,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40128996,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40128996,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40128996,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40128996,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707642.6367,
              5375793.359,
              553.438694,
              709199.6167,
              5377351.599,
              677.718694
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707642.6366764058,
                    5375793.358734909,
                    553.4386940094333
                  ],
                  [
                    707642.6366764058,
                    5377351.59873491,
                    553.4386940094333
                  ],
                  [
                    709199.6166764058,
                    5377351.59873491,
                    677.7186940094333
                  ],
                  [
                    709199.6166764058,
                    5375793.358734909,
                    677.7186940094333
                  ],
                  [
                    707642.6366764058,
                    5375793.358734909,
                    553.4386940094333
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:09:14+00:00",
            "end_time": "2018-07-20T23:37:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.28974546979617,
              48.37926027403475,
              633.0772384254847
            ],
            [
              -120.28900153472134,
              48.3932592648199,
              633.0772384254847
            ],
            [
              -120.2679938209471,
              48.392761987835264,
              967.1372384254846
            ],
            [
              -120.26874350341421,
              48.37876324007228,
              967.1372384254846
            ],
            [
              -120.28974546979617,
              48.37926027403475,
              633.0772384254847
            ]
          ]
        ]
      },
      "bbox": [
        -120.2897455,
        48.37876324,
        633.0772384,
        -120.2679938,
        48.39325926,
        967.1372384
      ],
      "properties": {
        "datetime": "2018-10-11T21:24:14Z",
        "pc:count": 46711573,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701428.2182,
            "count": 46711573,
            "maximum": 702234.704,
            "minimum": 700677.804,
            "name": "X",
            "position": 0,
            "stddev": 412.8518381,
            "variance": 170446.6402
          },
          {
            "average": 5362794.227,
            "count": 46711573,
            "maximum": 5363562.004,
            "minimum": 5362004.224,
            "name": "Y",
            "position": 1,
            "stddev": 423.5732949,
            "variance": 179414.3361
          },
          {
            "average": 803.5580338,
            "count": 46711573,
            "maximum": 967.1372384,
            "minimum": 633.0772384,
            "name": "Z",
            "position": 2,
            "stddev": 69.69695636,
            "variance": 4857.665725
          },
          {
            "average": 655.4367007,
            "count": 46711573,
            "maximum": 4095,
            "minimum": 70,
            "name": "Intensity",
            "position": 3,
            "stddev": 421.9248146,
            "variance": 178020.5492
          },
          {
            "average": 1.318341367,
            "count": 46711573,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5893000106,
            "variance": 0.3472745025
          },
          {
            "average": 1.636613222,
            "count": 46711573,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7887621239,
            "variance": 0.6221456882
          },
          {
            "average": 0.4983508048,
            "count": 46711573,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999972855,
            "variance": 0.2499972855
          },
          {
            "average": 0.0002746642679,
            "count": 46711573,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01657072217,
            "variance": 0.0002745888333
          },
          {
            "average": 1.354064912,
            "count": 46711573,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5215644525,
            "variance": 0.2720294781
          },
          {
            "average": -1.109419288,
            "count": 46711573,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.978655754,
            "variance": 99.57357067
          },
          {
            "average": 0,
            "count": 46711573,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.478026,
            "count": 46711573,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.84709526,
            "variance": 1214.320048
          },
          {
            "average": 223023937.5,
            "count": 46711573,
            "maximum": 223328254.3,
            "minimum": 222115352,
            "name": "GpsTime",
            "position": 12,
            "stddev": 522537.24,
            "variance": 273045167200.0
          },
          {
            "average": 0,
            "count": 46711573,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46711573,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46711573,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46711573,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46711573,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700677.804,
          5362004.224,
          633.0772384,
          702234.704,
          5363562.004,
          967.1372384
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700677.8039942759,
                5362004.224473319,
                633.0772384254847
              ],
              [
                700677.8039942759,
                5363562.004473318,
                633.0772384254847
              ],
              [
                702234.7039942758,
                5363562.004473318,
                967.1372384254846
              ],
              [
                702234.7039942758,
                5362004.224473319,
                967.1372384254846
              ],
              [
                700677.8039942759,
                5362004.224473319,
                633.0772384254847
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:24:14+00:00",
        "end_time": "2018-09-27T20:29:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2897455,
            48.37876324,
            633.0772384,
            -120.2679938,
            48.39325926,
            967.1372384
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.28974546979617,
                  48.37926027403475,
                  633.0772384254847
                ],
                [
                  -120.28900153472134,
                  48.3932592648199,
                  633.0772384254847
                ],
                [
                  -120.2679938209471,
                  48.392761987835264,
                  967.1372384254846
                ],
                [
                  -120.26874350341421,
                  48.37876324007228,
                  967.1372384254846
                ],
                [
                  -120.28974546979617,
                  48.37926027403475,
                  633.0772384254847
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:24:14Z",
            "pc:count": 46711573,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701428.2182,
                "count": 46711573,
                "maximum": 702234.704,
                "minimum": 700677.804,
                "name": "X",
                "position": 0,
                "stddev": 412.8518381,
                "variance": 170446.6402
              },
              {
                "average": 5362794.227,
                "count": 46711573,
                "maximum": 5363562.004,
                "minimum": 5362004.224,
                "name": "Y",
                "position": 1,
                "stddev": 423.5732949,
                "variance": 179414.3361
              },
              {
                "average": 803.5580338,
                "count": 46711573,
                "maximum": 967.1372384,
                "minimum": 633.0772384,
                "name": "Z",
                "position": 2,
                "stddev": 69.69695636,
                "variance": 4857.665725
              },
              {
                "average": 655.4367007,
                "count": 46711573,
                "maximum": 4095,
                "minimum": 70,
                "name": "Intensity",
                "position": 3,
                "stddev": 421.9248146,
                "variance": 178020.5492
              },
              {
                "average": 1.318341367,
                "count": 46711573,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5893000106,
                "variance": 0.3472745025
              },
              {
                "average": 1.636613222,
                "count": 46711573,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7887621239,
                "variance": 0.6221456882
              },
              {
                "average": 0.4983508048,
                "count": 46711573,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999972855,
                "variance": 0.2499972855
              },
              {
                "average": 0.0002746642679,
                "count": 46711573,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01657072217,
                "variance": 0.0002745888333
              },
              {
                "average": 1.354064912,
                "count": 46711573,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5215644525,
                "variance": 0.2720294781
              },
              {
                "average": -1.109419288,
                "count": 46711573,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.978655754,
                "variance": 99.57357067
              },
              {
                "average": 0,
                "count": 46711573,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.478026,
                "count": 46711573,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.84709526,
                "variance": 1214.320048
              },
              {
                "average": 223023937.5,
                "count": 46711573,
                "maximum": 223328254.3,
                "minimum": 222115352,
                "name": "GpsTime",
                "position": 12,
                "stddev": 522537.24,
                "variance": 273045167200.0
              },
              {
                "average": 0,
                "count": 46711573,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46711573,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46711573,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46711573,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46711573,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700677.804,
              5362004.224,
              633.0772384,
              702234.704,
              5363562.004,
              967.1372384
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700677.8039942759,
                    5362004.224473319,
                    633.0772384254847
                  ],
                  [
                    700677.8039942759,
                    5363562.004473318,
                    633.0772384254847
                  ],
                  [
                    702234.7039942758,
                    5363562.004473318,
                    967.1372384254846
                  ],
                  [
                    702234.7039942758,
                    5362004.224473319,
                    967.1372384254846
                  ],
                  [
                    700677.8039942759,
                    5362004.224473319,
                    633.0772384254847
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:24:14+00:00",
            "end_time": "2018-09-27T20:29:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.28989185927435,
              48.406249803870196,
              910.3416742707918
            ],
            [
              -120.28914726886019,
              48.42024855066339,
              910.3416742707918
            ],
            [
              -120.26812897431988,
              48.4197511064936,
              1345.9416742707917
            ],
            [
              -120.26887932039773,
              48.405752602827725,
              1345.9416742707917
            ],
            [
              -120.28989185927435,
              48.406249803870196,
              910.3416742707918
            ]
          ]
        ]
      },
      "bbox": [
        -120.2898919,
        48.4057526,
        910.3416743,
        -120.268129,
        48.42024855,
        1345.941674
      ],
      "properties": {
        "datetime": "2018-10-11T21:23:27Z",
        "pc:count": 48666784,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701305.3887,
            "count": 48666784,
            "maximum": 702117.6595,
            "minimum": 700560.7995,
            "name": "X",
            "position": 0,
            "stddev": 420.8363994,
            "variance": 177103.2751
          },
          {
            "average": 5365773.628,
            "count": 48666784,
            "maximum": 5366561.187,
            "minimum": 5365003.427,
            "name": "Y",
            "position": 1,
            "stddev": 432.8106217,
            "variance": 187325.0342
          },
          {
            "average": 1087.021204,
            "count": 48666784,
            "maximum": 1345.941674,
            "minimum": 910.3416743,
            "name": "Z",
            "position": 2,
            "stddev": 85.62144415,
            "variance": 7331.031698
          },
          {
            "average": 620.4675884,
            "count": 48666784,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 400.5802121,
            "variance": 160464.5064
          },
          {
            "average": 1.40780564,
            "count": 48666784,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.703580157,
            "variance": 0.4950250373
          },
          {
            "average": 1.815734115,
            "count": 48666784,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9545517713,
            "variance": 0.9111690841
          },
          {
            "average": 0.4968599117,
            "count": 48666784,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901449,
            "variance": 0.249990145
          },
          {
            "average": 0.0002440473568,
            "count": 48666784,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01562010892,
            "variance": 0.0002439878027
          },
          {
            "average": 1.329168679,
            "count": 48666784,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5248094105,
            "variance": 0.2754249173
          },
          {
            "average": 0.5223257182,
            "count": 48666784,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.34309247,
            "variance": 106.9795618
          },
          {
            "average": 0,
            "count": 48666784,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 125.5522721,
            "count": 48666784,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.16752973,
            "variance": 1167.420088
          },
          {
            "average": 223040251.5,
            "count": 48666784,
            "maximum": 223328207.1,
            "minimum": 222115399.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 512667.8802,
            "variance": 262828355400.0
          },
          {
            "average": 0,
            "count": 48666784,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48666784,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48666784,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48666784,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48666784,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700560.7995,
          5365003.427,
          910.3416743,
          702117.6595,
          5366561.187,
          1345.941674
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700560.799506155,
                5365003.426935027,
                910.3416742707918
              ],
              [
                700560.799506155,
                5366561.186935027,
                910.3416742707918
              ],
              [
                702117.6595061551,
                5366561.186935027,
                1345.9416742707917
              ],
              [
                702117.6595061551,
                5365003.426935027,
                1345.9416742707917
              ],
              [
                700560.799506155,
                5365003.426935027,
                910.3416742707918
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:23:27+00:00",
        "end_time": "2018-09-27T20:29:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2898919,
            48.4057526,
            910.3416743,
            -120.268129,
            48.42024855,
            1345.941674
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.28989185927435,
                  48.406249803870196,
                  910.3416742707918
                ],
                [
                  -120.28914726886019,
                  48.42024855066339,
                  910.3416742707918
                ],
                [
                  -120.26812897431988,
                  48.4197511064936,
                  1345.9416742707917
                ],
                [
                  -120.26887932039773,
                  48.405752602827725,
                  1345.9416742707917
                ],
                [
                  -120.28989185927435,
                  48.406249803870196,
                  910.3416742707918
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:23:27Z",
            "pc:count": 48666784,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701305.3887,
                "count": 48666784,
                "maximum": 702117.6595,
                "minimum": 700560.7995,
                "name": "X",
                "position": 0,
                "stddev": 420.8363994,
                "variance": 177103.2751
              },
              {
                "average": 5365773.628,
                "count": 48666784,
                "maximum": 5366561.187,
                "minimum": 5365003.427,
                "name": "Y",
                "position": 1,
                "stddev": 432.8106217,
                "variance": 187325.0342
              },
              {
                "average": 1087.021204,
                "count": 48666784,
                "maximum": 1345.941674,
                "minimum": 910.3416743,
                "name": "Z",
                "position": 2,
                "stddev": 85.62144415,
                "variance": 7331.031698
              },
              {
                "average": 620.4675884,
                "count": 48666784,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 400.5802121,
                "variance": 160464.5064
              },
              {
                "average": 1.40780564,
                "count": 48666784,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.703580157,
                "variance": 0.4950250373
              },
              {
                "average": 1.815734115,
                "count": 48666784,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9545517713,
                "variance": 0.9111690841
              },
              {
                "average": 0.4968599117,
                "count": 48666784,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901449,
                "variance": 0.249990145
              },
              {
                "average": 0.0002440473568,
                "count": 48666784,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01562010892,
                "variance": 0.0002439878027
              },
              {
                "average": 1.329168679,
                "count": 48666784,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5248094105,
                "variance": 0.2754249173
              },
              {
                "average": 0.5223257182,
                "count": 48666784,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.34309247,
                "variance": 106.9795618
              },
              {
                "average": 0,
                "count": 48666784,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 125.5522721,
                "count": 48666784,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.16752973,
                "variance": 1167.420088
              },
              {
                "average": 223040251.5,
                "count": 48666784,
                "maximum": 223328207.1,
                "minimum": 222115399.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 512667.8802,
                "variance": 262828355400.0
              },
              {
                "average": 0,
                "count": 48666784,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48666784,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48666784,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48666784,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48666784,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700560.7995,
              5365003.427,
              910.3416743,
              702117.6595,
              5366561.187,
              1345.941674
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700560.799506155,
                    5365003.426935027,
                    910.3416742707918
                  ],
                  [
                    700560.799506155,
                    5366561.186935027,
                    910.3416742707918
                  ],
                  [
                    702117.6595061551,
                    5366561.186935027,
                    1345.9416742707917
                  ],
                  [
                    702117.6595061551,
                    5365003.426935027,
                    1345.9416742707917
                  ],
                  [
                    700560.799506155,
                    5365003.426935027,
                    910.3416742707918
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:23:27+00:00",
            "end_time": "2018-09-27T20:29:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2093045156234,
              48.51437333225732,
              563.1353366785731
            ],
            [
              -120.20853465787182,
              48.528375000970215,
              563.1353366785731
            ],
            [
              -120.18747200834629,
              48.527861955677764,
              862.255336678573
            ],
            [
              -120.18824765636555,
              48.51386053788613,
              862.255336678573
            ],
            [
              -120.2093045156234,
              48.51437333225732,
              563.1353366785731
            ]
          ]
        ]
      },
      "bbox": [
        -120.2093045,
        48.51386054,
        563.1353367,
        -120.187472,
        48.528375,
        862.2553367
      ],
      "properties": {
        "datetime": "2018-07-21T02:15:38Z",
        "pc:count": 38904845,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706870.7413,
            "count": 38904845,
            "maximum": 707642.5937,
            "minimum": 706085.6537,
            "name": "X",
            "position": 0,
            "stddev": 444.4854157,
            "variance": 197567.2848
          },
          {
            "average": 5378001.118,
            "count": 38904845,
            "maximum": 5378792.637,
            "minimum": 5377234.417,
            "name": "Y",
            "position": 1,
            "stddev": 431.2036037,
            "variance": 185936.5478
          },
          {
            "average": 677.7231354,
            "count": 38904845,
            "maximum": 862.2553367,
            "minimum": 563.1353367,
            "name": "Z",
            "position": 2,
            "stddev": 71.07446419,
            "variance": 5051.57946
          },
          {
            "average": 1175.641349,
            "count": 38904845,
            "maximum": 4095,
            "minimum": 19,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.2537481,
            "variance": 203629.9452
          },
          {
            "average": 1.081070057,
            "count": 38904845,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.316237649,
            "variance": 0.1000062507
          },
          {
            "average": 1.161997895,
            "count": 38904845,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4605954884,
            "variance": 0.212148204
          },
          {
            "average": 0.4954155196,
            "count": 38904845,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999789885,
            "variance": 0.249978989
          },
          {
            "average": 0.0003218622256,
            "count": 38904845,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01793763191,
            "variance": 0.0003217586386
          },
          {
            "average": 1.518368471,
            "count": 38904845,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5151791333,
            "variance": 0.2654095394
          },
          {
            "average": -0.04483444221,
            "count": 38904845,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.690453648,
            "variance": 93.9048919
          },
          {
            "average": 0,
            "count": 38904845,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.8836053,
            "count": 38904845,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.734628756,
            "variance": 7.478194431
          },
          {
            "average": 216171443.6,
            "count": 38904845,
            "maximum": 216174538,
            "minimum": 216168475.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1363.549417,
            "variance": 1859267.013
          },
          {
            "average": 0,
            "count": 38904845,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38904845,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38904845,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38904845,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38904845,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706085.6537,
          5377234.417,
          563.1353367,
          707642.5937,
          5378792.637,
          862.2553367
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706085.6537345168,
                5377234.417074642,
                563.1353366785731
              ],
              [
                706085.6537345168,
                5378792.637074643,
                563.1353366785731
              ],
              [
                707642.5937345168,
                5378792.637074643,
                862.255336678573
              ],
              [
                707642.5937345168,
                5377234.417074642,
                862.255336678573
              ],
              [
                706085.6537345168,
                5377234.417074642,
                563.1353366785731
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:15:38+00:00",
        "end_time": "2018-07-21T00:34:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2093045,
            48.51386054,
            563.1353367,
            -120.187472,
            48.528375,
            862.2553367
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2093045156234,
                  48.51437333225732,
                  563.1353366785731
                ],
                [
                  -120.20853465787182,
                  48.528375000970215,
                  563.1353366785731
                ],
                [
                  -120.18747200834629,
                  48.527861955677764,
                  862.255336678573
                ],
                [
                  -120.18824765636555,
                  48.51386053788613,
                  862.255336678573
                ],
                [
                  -120.2093045156234,
                  48.51437333225732,
                  563.1353366785731
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:15:38Z",
            "pc:count": 38904845,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706870.7413,
                "count": 38904845,
                "maximum": 707642.5937,
                "minimum": 706085.6537,
                "name": "X",
                "position": 0,
                "stddev": 444.4854157,
                "variance": 197567.2848
              },
              {
                "average": 5378001.118,
                "count": 38904845,
                "maximum": 5378792.637,
                "minimum": 5377234.417,
                "name": "Y",
                "position": 1,
                "stddev": 431.2036037,
                "variance": 185936.5478
              },
              {
                "average": 677.7231354,
                "count": 38904845,
                "maximum": 862.2553367,
                "minimum": 563.1353367,
                "name": "Z",
                "position": 2,
                "stddev": 71.07446419,
                "variance": 5051.57946
              },
              {
                "average": 1175.641349,
                "count": 38904845,
                "maximum": 4095,
                "minimum": 19,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.2537481,
                "variance": 203629.9452
              },
              {
                "average": 1.081070057,
                "count": 38904845,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.316237649,
                "variance": 0.1000062507
              },
              {
                "average": 1.161997895,
                "count": 38904845,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4605954884,
                "variance": 0.212148204
              },
              {
                "average": 0.4954155196,
                "count": 38904845,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999789885,
                "variance": 0.249978989
              },
              {
                "average": 0.0003218622256,
                "count": 38904845,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01793763191,
                "variance": 0.0003217586386
              },
              {
                "average": 1.518368471,
                "count": 38904845,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5151791333,
                "variance": 0.2654095394
              },
              {
                "average": -0.04483444221,
                "count": 38904845,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.690453648,
                "variance": 93.9048919
              },
              {
                "average": 0,
                "count": 38904845,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.8836053,
                "count": 38904845,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.734628756,
                "variance": 7.478194431
              },
              {
                "average": 216171443.6,
                "count": 38904845,
                "maximum": 216174538,
                "minimum": 216168475.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1363.549417,
                "variance": 1859267.013
              },
              {
                "average": 0,
                "count": 38904845,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38904845,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38904845,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38904845,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38904845,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706085.6537,
              5377234.417,
              563.1353367,
              707642.5937,
              5378792.637,
              862.2553367
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706085.6537345168,
                    5377234.417074642,
                    563.1353366785731
                  ],
                  [
                    706085.6537345168,
                    5378792.637074643,
                    563.1353366785731
                  ],
                  [
                    707642.5937345168,
                    5378792.637074643,
                    862.255336678573
                  ],
                  [
                    707642.5937345168,
                    5377234.417074642,
                    862.255336678573
                  ],
                  [
                    706085.6537345168,
                    5377234.417074642,
                    563.1353366785731
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:15:38+00:00",
            "end_time": "2018-07-21T00:34:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25058949921004,
              48.662753222459635,
              903.9202867118394
            ],
            [
              -120.24982692079796,
              48.676757533709434,
              903.9202867118394
            ],
            [
              -120.22870472905659,
              48.67625096703454,
              1356.1402867118395
            ],
            [
              -120.2294731461069,
              48.66224690374829,
              1356.1402867118395
            ],
            [
              -120.25058949921004,
              48.662753222459635,
              903.9202867118394
            ]
          ]
        ]
      },
      "bbox": [
        -120.2505895,
        48.6622469,
        903.9202867,
        -120.2287047,
        48.67675753,
        1356.140287
      ],
      "properties": {
        "datetime": "2018-07-21T19:59:50Z",
        "pc:count": 66544047,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703245.2047,
            "count": 66544047,
            "maximum": 703999.9192,
            "minimum": 702443.1992,
            "name": "X",
            "position": 0,
            "stddev": 429.4702041,
            "variance": 184444.6562
          },
          {
            "average": 5394396.078,
            "count": 66544047,
            "maximum": 5395173.567,
            "minimum": 5393615.067,
            "name": "Y",
            "position": 1,
            "stddev": 435.1071789,
            "variance": 189318.2571
          },
          {
            "average": 1036.547339,
            "count": 66544047,
            "maximum": 1356.140287,
            "minimum": 903.9202867,
            "name": "Z",
            "position": 2,
            "stddev": 113.6258937,
            "variance": 12910.84371
          },
          {
            "average": 509.9539765,
            "count": 66544047,
            "maximum": 3065,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 378.8864471,
            "variance": 143554.9398
          },
          {
            "average": 1.579563864,
            "count": 66544047,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8107763359,
            "variance": 0.6573582669
          },
          {
            "average": 2.160187116,
            "count": 66544047,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.028232474,
            "variance": 1.057262022
          },
          {
            "average": 0.4973902474,
            "count": 66544047,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999931929,
            "variance": 0.2499931929
          },
          {
            "average": 0.0002421253399,
            "count": 66544047,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01555849346,
            "variance": 0.0002420667189
          },
          {
            "average": 1.22273758,
            "count": 66544047,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4543235117,
            "variance": 0.2064098533
          },
          {
            "average": -0.06975140217,
            "count": 66544047,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.50577745,
            "variance": 132.3829148
          },
          {
            "average": 0,
            "count": 66544047,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.40144012,
            "count": 66544047,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.13422476,
            "variance": 4642.272584
          },
          {
            "average": 216222102,
            "count": 66544047,
            "maximum": 216238390.8,
            "minimum": 216175784,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24825.26778,
            "variance": 616293920.4
          },
          {
            "average": 0,
            "count": 66544047,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66544047,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66544047,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66544047,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66544047,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702443.1992,
          5393615.067,
          903.9202867,
          703999.9192,
          5395173.567,
          1356.140287
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702443.1992008113,
                5393615.066769728,
                903.9202867118394
              ],
              [
                702443.1992008113,
                5395173.566769728,
                903.9202867118394
              ],
              [
                703999.9192008113,
                5395173.566769728,
                1356.1402867118395
              ],
              [
                703999.9192008113,
                5393615.066769728,
                1356.1402867118395
              ],
              [
                702443.1992008113,
                5393615.066769728,
                903.9202867118394
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:59:50+00:00",
        "end_time": "2018-07-21T02:36:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2505895,
            48.6622469,
            903.9202867,
            -120.2287047,
            48.67675753,
            1356.140287
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25058949921004,
                  48.662753222459635,
                  903.9202867118394
                ],
                [
                  -120.24982692079796,
                  48.676757533709434,
                  903.9202867118394
                ],
                [
                  -120.22870472905659,
                  48.67625096703454,
                  1356.1402867118395
                ],
                [
                  -120.2294731461069,
                  48.66224690374829,
                  1356.1402867118395
                ],
                [
                  -120.25058949921004,
                  48.662753222459635,
                  903.9202867118394
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:59:50Z",
            "pc:count": 66544047,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703245.2047,
                "count": 66544047,
                "maximum": 703999.9192,
                "minimum": 702443.1992,
                "name": "X",
                "position": 0,
                "stddev": 429.4702041,
                "variance": 184444.6562
              },
              {
                "average": 5394396.078,
                "count": 66544047,
                "maximum": 5395173.567,
                "minimum": 5393615.067,
                "name": "Y",
                "position": 1,
                "stddev": 435.1071789,
                "variance": 189318.2571
              },
              {
                "average": 1036.547339,
                "count": 66544047,
                "maximum": 1356.140287,
                "minimum": 903.9202867,
                "name": "Z",
                "position": 2,
                "stddev": 113.6258937,
                "variance": 12910.84371
              },
              {
                "average": 509.9539765,
                "count": 66544047,
                "maximum": 3065,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 378.8864471,
                "variance": 143554.9398
              },
              {
                "average": 1.579563864,
                "count": 66544047,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8107763359,
                "variance": 0.6573582669
              },
              {
                "average": 2.160187116,
                "count": 66544047,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.028232474,
                "variance": 1.057262022
              },
              {
                "average": 0.4973902474,
                "count": 66544047,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999931929,
                "variance": 0.2499931929
              },
              {
                "average": 0.0002421253399,
                "count": 66544047,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01555849346,
                "variance": 0.0002420667189
              },
              {
                "average": 1.22273758,
                "count": 66544047,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4543235117,
                "variance": 0.2064098533
              },
              {
                "average": -0.06975140217,
                "count": 66544047,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.50577745,
                "variance": 132.3829148
              },
              {
                "average": 0,
                "count": 66544047,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.40144012,
                "count": 66544047,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.13422476,
                "variance": 4642.272584
              },
              {
                "average": 216222102,
                "count": 66544047,
                "maximum": 216238390.8,
                "minimum": 216175784,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24825.26778,
                "variance": 616293920.4
              },
              {
                "average": 0,
                "count": 66544047,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66544047,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66544047,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66544047,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66544047,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702443.1992,
              5393615.067,
              903.9202867,
              703999.9192,
              5395173.567,
              1356.140287
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702443.1992008113,
                    5393615.066769728,
                    903.9202867118394
                  ],
                  [
                    702443.1992008113,
                    5395173.566769728,
                    903.9202867118394
                  ],
                  [
                    703999.9192008113,
                    5395173.566769728,
                    1356.1402867118395
                  ],
                  [
                    703999.9192008113,
                    5393615.066769728,
                    1356.1402867118395
                  ],
                  [
                    702443.1992008113,
                    5393615.066769728,
                    903.9202867118394
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:59:50+00:00",
            "end_time": "2018-07-21T02:36:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24938645372383,
              48.40633940646237,
              726.4874432104994
            ],
            [
              -120.24863078924429,
              48.42033678172315,
              726.4874432104994
            ],
            [
              -120.22761263251932,
              48.41983192351137,
              1262.0074432104993
            ],
            [
              -120.22837405168664,
              48.405834794977395,
              1262.0074432104993
            ],
            [
              -120.24938645372383,
              48.40633940646237,
              726.4874432104994
            ]
          ]
        ]
      },
      "bbox": [
        -120.2493865,
        48.40583479,
        726.4874432,
        -120.2276126,
        48.42033678,
        1262.007443
      ],
      "properties": {
        "datetime": "2018-07-21T20:07:27Z",
        "pc:count": 40523721,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704316.4294,
            "count": 40523721,
            "maximum": 705114.6631,
            "minimum": 703557.7631,
            "name": "X",
            "position": 0,
            "stddev": 426.0920169,
            "variance": 181554.4068
          },
          {
            "average": 5365943.541,
            "count": 40523721,
            "maximum": 5366677.948,
            "minimum": 5365120.288,
            "name": "Y",
            "position": 1,
            "stddev": 429.312008,
            "variance": 184308.8002
          },
          {
            "average": 946.8642616,
            "count": 40523721,
            "maximum": 1262.007443,
            "minimum": 726.4874432,
            "name": "Z",
            "position": 2,
            "stddev": 92.56469459,
            "variance": 8568.222684
          },
          {
            "average": 1080.399236,
            "count": 40523721,
            "maximum": 4095,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 373.4641041,
            "variance": 139475.437
          },
          {
            "average": 1.148756231,
            "count": 40523721,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.459248916,
            "variance": 0.2109095669
          },
          {
            "average": 1.297637648,
            "count": 40523721,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6797588604,
            "variance": 0.4620721084
          },
          {
            "average": 0.4961132518,
            "count": 40523721,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999848991,
            "variance": 0.2499848994
          },
          {
            "average": 0.0002427713881,
            "count": 40523721,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01557923157,
            "variance": 0.0002427124562
          },
          {
            "average": 1.46880226,
            "count": 40523721,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5486468768,
            "variance": 0.3010133955
          },
          {
            "average": 0.08412251499,
            "count": 40523721,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.37212894,
            "variance": 107.5810587
          },
          {
            "average": 0,
            "count": 40523721,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 48.20951075,
            "count": 40523721,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.35796798,
            "variance": 4403.379915
          },
          {
            "average": 216223164.1,
            "count": 40523721,
            "maximum": 216238847.1,
            "minimum": 216175300.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23928.50722,
            "variance": 572573457.6
          },
          {
            "average": 0,
            "count": 40523721,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40523721,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40523721,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40523721,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40523721,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703557.7631,
          5365120.288,
          726.4874432,
          705114.6631,
          5366677.948,
          1262.007443
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703557.763142,
                5365120.287624065,
                726.4874432104994
              ],
              [
                703557.763142,
                5366677.947624065,
                726.4874432104994
              ],
              [
                705114.6631419999,
                5366677.947624065,
                1262.0074432104993
              ],
              [
                705114.6631419999,
                5365120.287624065,
                1262.0074432104993
              ],
              [
                703557.763142,
                5365120.287624065,
                726.4874432104994
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:07:27+00:00",
        "end_time": "2018-07-21T02:28:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2493865,
            48.40583479,
            726.4874432,
            -120.2276126,
            48.42033678,
            1262.007443
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24938645372383,
                  48.40633940646237,
                  726.4874432104994
                ],
                [
                  -120.24863078924429,
                  48.42033678172315,
                  726.4874432104994
                ],
                [
                  -120.22761263251932,
                  48.41983192351137,
                  1262.0074432104993
                ],
                [
                  -120.22837405168664,
                  48.405834794977395,
                  1262.0074432104993
                ],
                [
                  -120.24938645372383,
                  48.40633940646237,
                  726.4874432104994
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:07:27Z",
            "pc:count": 40523721,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704316.4294,
                "count": 40523721,
                "maximum": 705114.6631,
                "minimum": 703557.7631,
                "name": "X",
                "position": 0,
                "stddev": 426.0920169,
                "variance": 181554.4068
              },
              {
                "average": 5365943.541,
                "count": 40523721,
                "maximum": 5366677.948,
                "minimum": 5365120.288,
                "name": "Y",
                "position": 1,
                "stddev": 429.312008,
                "variance": 184308.8002
              },
              {
                "average": 946.8642616,
                "count": 40523721,
                "maximum": 1262.007443,
                "minimum": 726.4874432,
                "name": "Z",
                "position": 2,
                "stddev": 92.56469459,
                "variance": 8568.222684
              },
              {
                "average": 1080.399236,
                "count": 40523721,
                "maximum": 4095,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 373.4641041,
                "variance": 139475.437
              },
              {
                "average": 1.148756231,
                "count": 40523721,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.459248916,
                "variance": 0.2109095669
              },
              {
                "average": 1.297637648,
                "count": 40523721,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6797588604,
                "variance": 0.4620721084
              },
              {
                "average": 0.4961132518,
                "count": 40523721,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999848991,
                "variance": 0.2499848994
              },
              {
                "average": 0.0002427713881,
                "count": 40523721,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01557923157,
                "variance": 0.0002427124562
              },
              {
                "average": 1.46880226,
                "count": 40523721,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5486468768,
                "variance": 0.3010133955
              },
              {
                "average": 0.08412251499,
                "count": 40523721,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.37212894,
                "variance": 107.5810587
              },
              {
                "average": 0,
                "count": 40523721,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 48.20951075,
                "count": 40523721,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.35796798,
                "variance": 4403.379915
              },
              {
                "average": 216223164.1,
                "count": 40523721,
                "maximum": 216238847.1,
                "minimum": 216175300.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23928.50722,
                "variance": 572573457.6
              },
              {
                "average": 0,
                "count": 40523721,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40523721,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40523721,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40523721,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40523721,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703557.7631,
              5365120.288,
              726.4874432,
              705114.6631,
              5366677.948,
              1262.007443
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703557.763142,
                    5365120.287624065,
                    726.4874432104994
                  ],
                  [
                    703557.763142,
                    5366677.947624065,
                    726.4874432104994
                  ],
                  [
                    705114.6631419999,
                    5366677.947624065,
                    1262.0074432104993
                  ],
                  [
                    705114.6631419999,
                    5365120.287624065,
                    1262.0074432104993
                  ],
                  [
                    703557.763142,
                    5365120.287624065,
                    726.4874432104994
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:07:27+00:00",
            "end_time": "2018-07-21T02:28:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2705951597504,
              48.59522703338185,
              951.3819347761199
            ],
            [
              -120.26984000719935,
              48.60923012641383,
              951.3819347761199
            ],
            [
              -120.24874590859409,
              48.608727753705416,
              1376.54193477612
            ],
            [
              -120.24950687782585,
              48.59472490648779,
              1376.54193477612
            ],
            [
              -120.2705951597504,
              48.59522703338185,
              951.3819347761199
            ]
          ]
        ]
      },
      "bbox": [
        -120.2705952,
        48.59472491,
        951.3819348,
        -120.2487459,
        48.60923013,
        1376.541935
      ],
      "properties": {
        "datetime": "2018-10-11T21:18:02Z",
        "pc:count": 47042486,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702007.1905,
            "count": 47042486,
            "maximum": 702795.4954,
            "minimum": 701238.7954,
            "name": "X",
            "position": 0,
            "stddev": 441.3304792,
            "variance": 194772.5919
          },
          {
            "average": 5386857.589,
            "count": 47042486,
            "maximum": 5387615.461,
            "minimum": 5386057.141,
            "name": "Y",
            "position": 1,
            "stddev": 435.2594104,
            "variance": 189450.7543
          },
          {
            "average": 1145.919697,
            "count": 47042486,
            "maximum": 1376.541935,
            "minimum": 951.3819348,
            "name": "Z",
            "position": 2,
            "stddev": 87.47943869,
            "variance": 7652.652193
          },
          {
            "average": 636.055433,
            "count": 47042486,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 512.3705346,
            "variance": 262523.5647
          },
          {
            "average": 1.48155444,
            "count": 47042486,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7597312773,
            "variance": 0.5771916136
          },
          {
            "average": 1.96301505,
            "count": 47042486,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.008918223,
            "variance": 1.01791598
          },
          {
            "average": 0.4965864474,
            "count": 47042486,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999883528,
            "variance": 0.249988353
          },
          {
            "average": 0.0003130786923,
            "count": 47042486,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01769126001,
            "variance": 0.0003129806807
          },
          {
            "average": 1.299829903,
            "count": 47042486,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5020314106,
            "variance": 0.2520355372
          },
          {
            "average": -0.6293726669,
            "count": 47042486,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.5860786,
            "variance": 134.2372174
          },
          {
            "average": 0,
            "count": 47042486,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 100.1652514,
            "count": 47042486,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.51069237,
            "variance": 4033.608045
          },
          {
            "average": 220733681.2,
            "count": 47042486,
            "maximum": 223327882.4,
            "minimum": 216235274,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3414571.216,
            "variance": 11659296590000.0
          },
          {
            "average": 0,
            "count": 47042486,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47042486,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47042486,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47042486,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47042486,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701238.7954,
          5386057.141,
          951.3819348,
          702795.4954,
          5387615.461,
          1376.541935
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701238.795439205,
                5386057.140753875,
                951.3819347761199
              ],
              [
                701238.795439205,
                5387615.460753875,
                951.3819347761199
              ],
              [
                702795.495439205,
                5387615.460753875,
                1376.54193477612
              ],
              [
                702795.495439205,
                5386057.140753875,
                1376.54193477612
              ],
              [
                701238.795439205,
                5386057.140753875,
                951.3819347761199
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:18:02+00:00",
        "end_time": "2018-07-21T19:07:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2705952,
            48.59472491,
            951.3819348,
            -120.2487459,
            48.60923013,
            1376.541935
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2705951597504,
                  48.59522703338185,
                  951.3819347761199
                ],
                [
                  -120.26984000719935,
                  48.60923012641383,
                  951.3819347761199
                ],
                [
                  -120.24874590859409,
                  48.608727753705416,
                  1376.54193477612
                ],
                [
                  -120.24950687782585,
                  48.59472490648779,
                  1376.54193477612
                ],
                [
                  -120.2705951597504,
                  48.59522703338185,
                  951.3819347761199
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:18:02Z",
            "pc:count": 47042486,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702007.1905,
                "count": 47042486,
                "maximum": 702795.4954,
                "minimum": 701238.7954,
                "name": "X",
                "position": 0,
                "stddev": 441.3304792,
                "variance": 194772.5919
              },
              {
                "average": 5386857.589,
                "count": 47042486,
                "maximum": 5387615.461,
                "minimum": 5386057.141,
                "name": "Y",
                "position": 1,
                "stddev": 435.2594104,
                "variance": 189450.7543
              },
              {
                "average": 1145.919697,
                "count": 47042486,
                "maximum": 1376.541935,
                "minimum": 951.3819348,
                "name": "Z",
                "position": 2,
                "stddev": 87.47943869,
                "variance": 7652.652193
              },
              {
                "average": 636.055433,
                "count": 47042486,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 512.3705346,
                "variance": 262523.5647
              },
              {
                "average": 1.48155444,
                "count": 47042486,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7597312773,
                "variance": 0.5771916136
              },
              {
                "average": 1.96301505,
                "count": 47042486,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.008918223,
                "variance": 1.01791598
              },
              {
                "average": 0.4965864474,
                "count": 47042486,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999883528,
                "variance": 0.249988353
              },
              {
                "average": 0.0003130786923,
                "count": 47042486,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01769126001,
                "variance": 0.0003129806807
              },
              {
                "average": 1.299829903,
                "count": 47042486,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5020314106,
                "variance": 0.2520355372
              },
              {
                "average": -0.6293726669,
                "count": 47042486,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.5860786,
                "variance": 134.2372174
              },
              {
                "average": 0,
                "count": 47042486,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 100.1652514,
                "count": 47042486,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.51069237,
                "variance": 4033.608045
              },
              {
                "average": 220733681.2,
                "count": 47042486,
                "maximum": 223327882.4,
                "minimum": 216235274,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3414571.216,
                "variance": 11659296590000.0
              },
              {
                "average": 0,
                "count": 47042486,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47042486,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47042486,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47042486,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47042486,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701238.7954,
              5386057.141,
              951.3819348,
              702795.4954,
              5387615.461,
              1376.541935
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701238.795439205,
                    5386057.140753875,
                    951.3819347761199
                  ],
                  [
                    701238.795439205,
                    5387615.460753875,
                    951.3819347761199
                  ],
                  [
                    702795.495439205,
                    5387615.460753875,
                    1376.54193477612
                  ],
                  [
                    702795.495439205,
                    5386057.140753875,
                    1376.54193477612
                  ],
                  [
                    701238.795439205,
                    5386057.140753875,
                    951.3819347761199
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:18:02+00:00",
            "end_time": "2018-07-21T19:07:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18843910961323,
              48.35247379599971,
              551.5597263627337
            ],
            [
              -120.18766803485526,
              48.366473094479396,
              551.5597263627337
            ],
            [
              -120.16667044657338,
              48.36595746288862,
              1110.9597263627338
            ],
            [
              -120.16744725966673,
              48.35195841637832,
              1110.9597263627338
            ],
            [
              -120.18843910961323,
              48.35247379599971,
              551.5597263627337
            ]
          ]
        ]
      },
      "bbox": [
        -120.1884391,
        48.35195842,
        551.5597264,
        -120.1666704,
        48.36647309,
        1110.959726
      ],
      "properties": {
        "datetime": "2018-07-21T01:14:08Z",
        "pc:count": 51555476,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709028.885,
            "count": 51555476,
            "maximum": 709844.6002,
            "minimum": 708287.5002,
            "name": "X",
            "position": 0,
            "stddev": 436.3716319,
            "variance": 190420.2011
          },
          {
            "average": 5360038.498,
            "count": 51555476,
            "maximum": 5360855.58,
            "minimum": 5359297.64,
            "name": "Y",
            "position": 1,
            "stddev": 439.7698031,
            "variance": 193397.4797
          },
          {
            "average": 710.1784787,
            "count": 51555476,
            "maximum": 1110.959726,
            "minimum": 551.5597264,
            "name": "Z",
            "position": 2,
            "stddev": 97.83602475,
            "variance": 9571.887739
          },
          {
            "average": 809.7099708,
            "count": 51555476,
            "maximum": 4095,
            "minimum": 11,
            "name": "Intensity",
            "position": 3,
            "stddev": 555.8477528,
            "variance": 308966.7243
          },
          {
            "average": 1.38813423,
            "count": 51555476,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6767345418,
            "variance": 0.4579696401
          },
          {
            "average": 1.776512392,
            "count": 51555476,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9140206267,
            "variance": 0.8354337061
          },
          {
            "average": 0.4971647241,
            "count": 51555476,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499991966,
            "variance": 0.2499919661
          },
          {
            "average": 0.0002551426351,
            "count": 51555476,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01597114718,
            "variance": 0.0002550775423
          },
          {
            "average": 1.301666073,
            "count": 51555476,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4843242948,
            "variance": 0.2345700225
          },
          {
            "average": 0.08205884692,
            "count": 51555476,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.939311964,
            "variance": 98.78992232
          },
          {
            "average": 0,
            "count": 51555476,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.9521811,
            "count": 51555476,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.637937445,
            "variance": 6.958713966
          },
          {
            "average": 216168155.3,
            "count": 51555476,
            "maximum": 216170848.9,
            "minimum": 216164750,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1438.050707,
            "variance": 2067989.836
          },
          {
            "average": 0,
            "count": 51555476,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51555476,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51555476,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51555476,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51555476,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708287.5002,
          5359297.64,
          551.5597264,
          709844.6002,
          5360855.58,
          1110.959726
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708287.5001971205,
                5359297.640403253,
                551.5597263627337
              ],
              [
                708287.5001971205,
                5360855.5804032525,
                551.5597263627337
              ],
              [
                709844.6001971206,
                5360855.5804032525,
                1110.9597263627338
              ],
              [
                709844.6001971206,
                5359297.640403253,
                1110.9597263627338
              ],
              [
                708287.5001971205,
                5359297.640403253,
                551.5597263627337
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:14:08+00:00",
        "end_time": "2018-07-20T23:32:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1884391,
            48.35195842,
            551.5597264,
            -120.1666704,
            48.36647309,
            1110.959726
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18843910961323,
                  48.35247379599971,
                  551.5597263627337
                ],
                [
                  -120.18766803485526,
                  48.366473094479396,
                  551.5597263627337
                ],
                [
                  -120.16667044657338,
                  48.36595746288862,
                  1110.9597263627338
                ],
                [
                  -120.16744725966673,
                  48.35195841637832,
                  1110.9597263627338
                ],
                [
                  -120.18843910961323,
                  48.35247379599971,
                  551.5597263627337
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:14:08Z",
            "pc:count": 51555476,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709028.885,
                "count": 51555476,
                "maximum": 709844.6002,
                "minimum": 708287.5002,
                "name": "X",
                "position": 0,
                "stddev": 436.3716319,
                "variance": 190420.2011
              },
              {
                "average": 5360038.498,
                "count": 51555476,
                "maximum": 5360855.58,
                "minimum": 5359297.64,
                "name": "Y",
                "position": 1,
                "stddev": 439.7698031,
                "variance": 193397.4797
              },
              {
                "average": 710.1784787,
                "count": 51555476,
                "maximum": 1110.959726,
                "minimum": 551.5597264,
                "name": "Z",
                "position": 2,
                "stddev": 97.83602475,
                "variance": 9571.887739
              },
              {
                "average": 809.7099708,
                "count": 51555476,
                "maximum": 4095,
                "minimum": 11,
                "name": "Intensity",
                "position": 3,
                "stddev": 555.8477528,
                "variance": 308966.7243
              },
              {
                "average": 1.38813423,
                "count": 51555476,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6767345418,
                "variance": 0.4579696401
              },
              {
                "average": 1.776512392,
                "count": 51555476,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9140206267,
                "variance": 0.8354337061
              },
              {
                "average": 0.4971647241,
                "count": 51555476,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499991966,
                "variance": 0.2499919661
              },
              {
                "average": 0.0002551426351,
                "count": 51555476,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01597114718,
                "variance": 0.0002550775423
              },
              {
                "average": 1.301666073,
                "count": 51555476,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4843242948,
                "variance": 0.2345700225
              },
              {
                "average": 0.08205884692,
                "count": 51555476,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.939311964,
                "variance": 98.78992232
              },
              {
                "average": 0,
                "count": 51555476,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.9521811,
                "count": 51555476,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.637937445,
                "variance": 6.958713966
              },
              {
                "average": 216168155.3,
                "count": 51555476,
                "maximum": 216170848.9,
                "minimum": 216164750,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1438.050707,
                "variance": 2067989.836
              },
              {
                "average": 0,
                "count": 51555476,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51555476,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51555476,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51555476,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51555476,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708287.5002,
              5359297.64,
              551.5597264,
              709844.6002,
              5360855.58,
              1110.959726
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708287.5001971205,
                    5359297.640403253,
                    551.5597263627337
                  ],
                  [
                    708287.5001971205,
                    5360855.5804032525,
                    551.5597263627337
                  ],
                  [
                    709844.6001971206,
                    5360855.5804032525,
                    1110.9597263627338
                  ],
                  [
                    709844.6001971206,
                    5359297.640403253,
                    1110.9597263627338
                  ],
                  [
                    708287.5001971205,
                    5359297.640403253,
                    551.5597263627337
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:14:08+00:00",
            "end_time": "2018-07-20T23:32:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.28910765532869,
              48.33897752778202,
              901.8892009270376
            ],
            [
              -120.28837561936342,
              48.35276902043732,
              901.8892009270376
            ],
            [
              -120.26779254354051,
              48.35228163720651,
              1340.3692009270376
            ],
            [
              -120.26853011937028,
              48.33849037916909,
              1340.3692009270376
            ],
            [
              -120.28910765532869,
              48.33897752778202,
              901.8892009270376
            ]
          ]
        ]
      },
      "bbox": [
        -120.2891077,
        48.33849038,
        901.8892009,
        -120.2677925,
        48.35276902,
        1340.369201
      ],
      "properties": {
        "datetime": "2018-10-11T21:25:23Z",
        "pc:count": 46055774,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701762.1467,
            "count": 46055774,
            "maximum": 702410.0851,
            "minimum": 700883.4451,
            "name": "X",
            "position": 0,
            "stddev": 348.9454922,
            "variance": 121762.9565
          },
          {
            "average": 5358357.664,
            "count": 46055774,
            "maximum": 5359063.617,
            "minimum": 5357528.937,
            "name": "Y",
            "position": 1,
            "stddev": 426.6142929,
            "variance": 181999.7549
          },
          {
            "average": 1122.231349,
            "count": 46055774,
            "maximum": 1340.369201,
            "minimum": 901.8892009,
            "name": "Z",
            "position": 2,
            "stddev": 87.21081871,
            "variance": 7605.7269
          },
          {
            "average": 496.4256584,
            "count": 46055774,
            "maximum": 2482,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 343.8494399,
            "variance": 118232.4373
          },
          {
            "average": 1.576386296,
            "count": 46055774,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7792728935,
            "variance": 0.6072662426
          },
          {
            "average": 2.15270398,
            "count": 46055774,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9556459797,
            "variance": 0.9132592385
          },
          {
            "average": 0.4980124968,
            "count": 46055774,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999960552,
            "variance": 0.2499960553
          },
          {
            "average": 0.000276360571,
            "count": 46055774,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01662179899,
            "variance": 0.0002762842018
          },
          {
            "average": 1.213705582,
            "count": 46055774,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4527702602,
            "variance": 0.2050009085
          },
          {
            "average": -2.520955971,
            "count": 46055774,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.4189601,
            "variance": 108.5547296
          },
          {
            "average": 0,
            "count": 46055774,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 126.1301944,
            "count": 46055774,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.51651597,
            "variance": 1191.389875
          },
          {
            "average": 223040253,
            "count": 46055774,
            "maximum": 223328323.2,
            "minimum": 222115281.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 513068.9418,
            "variance": 263239739000.0
          },
          {
            "average": 0,
            "count": 46055774,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46055774,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46055774,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46055774,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46055774,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700883.4451,
          5357528.937,
          901.8892009,
          702410.0851,
          5359063.617,
          1340.369201
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700883.4451264228,
                5357528.937437162,
                901.8892009270376
              ],
              [
                700883.4451264228,
                5359063.6174371615,
                901.8892009270376
              ],
              [
                702410.0851264227,
                5359063.6174371615,
                1340.3692009270376
              ],
              [
                702410.0851264227,
                5357528.937437162,
                1340.3692009270376
              ],
              [
                700883.4451264228,
                5357528.937437162,
                901.8892009270376
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:25:23+00:00",
        "end_time": "2018-09-27T20:28:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2891077,
            48.33849038,
            901.8892009,
            -120.2677925,
            48.35276902,
            1340.369201
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.28910765532869,
                  48.33897752778202,
                  901.8892009270376
                ],
                [
                  -120.28837561936342,
                  48.35276902043732,
                  901.8892009270376
                ],
                [
                  -120.26779254354051,
                  48.35228163720651,
                  1340.3692009270376
                ],
                [
                  -120.26853011937028,
                  48.33849037916909,
                  1340.3692009270376
                ],
                [
                  -120.28910765532869,
                  48.33897752778202,
                  901.8892009270376
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:25:23Z",
            "pc:count": 46055774,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701762.1467,
                "count": 46055774,
                "maximum": 702410.0851,
                "minimum": 700883.4451,
                "name": "X",
                "position": 0,
                "stddev": 348.9454922,
                "variance": 121762.9565
              },
              {
                "average": 5358357.664,
                "count": 46055774,
                "maximum": 5359063.617,
                "minimum": 5357528.937,
                "name": "Y",
                "position": 1,
                "stddev": 426.6142929,
                "variance": 181999.7549
              },
              {
                "average": 1122.231349,
                "count": 46055774,
                "maximum": 1340.369201,
                "minimum": 901.8892009,
                "name": "Z",
                "position": 2,
                "stddev": 87.21081871,
                "variance": 7605.7269
              },
              {
                "average": 496.4256584,
                "count": 46055774,
                "maximum": 2482,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 343.8494399,
                "variance": 118232.4373
              },
              {
                "average": 1.576386296,
                "count": 46055774,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7792728935,
                "variance": 0.6072662426
              },
              {
                "average": 2.15270398,
                "count": 46055774,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9556459797,
                "variance": 0.9132592385
              },
              {
                "average": 0.4980124968,
                "count": 46055774,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999960552,
                "variance": 0.2499960553
              },
              {
                "average": 0.000276360571,
                "count": 46055774,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01662179899,
                "variance": 0.0002762842018
              },
              {
                "average": 1.213705582,
                "count": 46055774,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4527702602,
                "variance": 0.2050009085
              },
              {
                "average": -2.520955971,
                "count": 46055774,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.4189601,
                "variance": 108.5547296
              },
              {
                "average": 0,
                "count": 46055774,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 126.1301944,
                "count": 46055774,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.51651597,
                "variance": 1191.389875
              },
              {
                "average": 223040253,
                "count": 46055774,
                "maximum": 223328323.2,
                "minimum": 222115281.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 513068.9418,
                "variance": 263239739000.0
              },
              {
                "average": 0,
                "count": 46055774,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46055774,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46055774,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46055774,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46055774,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700883.4451,
              5357528.937,
              901.8892009,
              702410.0851,
              5359063.617,
              1340.369201
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700883.4451264228,
                    5357528.937437162,
                    901.8892009270376
                  ],
                  [
                    700883.4451264228,
                    5359063.6174371615,
                    901.8892009270376
                  ],
                  [
                    702410.0851264227,
                    5359063.6174371615,
                    1340.3692009270376
                  ],
                  [
                    702410.0851264227,
                    5357528.937437162,
                    1340.3692009270376
                  ],
                  [
                    700883.4451264228,
                    5357528.937437162,
                    901.8892009270376
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:25:23+00:00",
            "end_time": "2018-09-27T20:28:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20925207519612,
              48.50087833346871,
              559.1151581504556
            ],
            [
              -120.20848261715534,
              48.51487913595683,
              559.1151581504556
            ],
            [
              -120.18742556313455,
              48.5143661872716,
              783.1151581504556
            ],
            [
              -120.18820080679073,
              48.500365635627226,
              783.1151581504556
            ],
            [
              -120.20925207519612,
              48.50087833346871,
              559.1151581504556
            ]
          ]
        ]
      },
      "bbox": [
        -120.2092521,
        48.50036564,
        559.1151582,
        -120.1874256,
        48.51487914,
        783.1151582
      ],
      "properties": {
        "datetime": "2018-07-21T02:16:03Z",
        "pc:count": 38936967,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706943.3814,
            "count": 38936967,
            "maximum": 707701.2296,
            "minimum": 706144.2896,
            "name": "X",
            "position": 0,
            "stddev": 438.1209462,
            "variance": 191949.9635
          },
          {
            "average": 5376504.003,
            "count": 38936967,
            "maximum": 5377292.848,
            "minimum": 5375734.728,
            "name": "Y",
            "position": 1,
            "stddev": 432.8002811,
            "variance": 187316.0833
          },
          {
            "average": 668.5258844,
            "count": 38936967,
            "maximum": 783.1151582,
            "minimum": 559.1151582,
            "name": "Z",
            "position": 2,
            "stddev": 59.42148041,
            "variance": 3530.912334
          },
          {
            "average": 1246.693105,
            "count": 38936967,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 356.1441512,
            "variance": 126838.6564
          },
          {
            "average": 1.036121072,
            "count": 38936967,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2106619634,
            "variance": 0.04437846283
          },
          {
            "average": 1.072172853,
            "count": 38936967,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3091774816,
            "variance": 0.09559071515
          },
          {
            "average": 0.4953112552,
            "count": 38936967,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999780216,
            "variance": 0.2499780221
          },
          {
            "average": 0.0003139433023,
            "count": 38936967,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01771566397,
            "variance": 0.0003138447499
          },
          {
            "average": 1.565353716,
            "count": 38936967,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5096295558,
            "variance": 0.2597222842
          },
          {
            "average": -0.08411035213,
            "count": 38936967,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.507574577,
            "variance": 90.39397435
          },
          {
            "average": 0,
            "count": 38936967,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.6965197,
            "count": 38936967,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.642866788,
            "variance": 6.984744857
          },
          {
            "average": 216171350.6,
            "count": 38936967,
            "maximum": 216174563.7,
            "minimum": 216168499.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1318.289946,
            "variance": 1737888.381
          },
          {
            "average": 0,
            "count": 38936967,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38936967,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38936967,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38936967,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38936967,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706144.2896,
          5375734.728,
          559.1151582,
          707701.2296,
          5377292.848,
          783.1151582
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706144.2895867104,
                5375734.728465644,
                559.1151581504556
              ],
              [
                706144.2895867104,
                5377292.848465643,
                559.1151581504556
              ],
              [
                707701.2295867103,
                5377292.848465643,
                783.1151581504556
              ],
              [
                707701.2295867103,
                5375734.728465644,
                783.1151581504556
              ],
              [
                706144.2895867104,
                5375734.728465644,
                559.1151581504556
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:16:03+00:00",
        "end_time": "2018-07-21T00:34:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2092521,
            48.50036564,
            559.1151582,
            -120.1874256,
            48.51487914,
            783.1151582
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20925207519612,
                  48.50087833346871,
                  559.1151581504556
                ],
                [
                  -120.20848261715534,
                  48.51487913595683,
                  559.1151581504556
                ],
                [
                  -120.18742556313455,
                  48.5143661872716,
                  783.1151581504556
                ],
                [
                  -120.18820080679073,
                  48.500365635627226,
                  783.1151581504556
                ],
                [
                  -120.20925207519612,
                  48.50087833346871,
                  559.1151581504556
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:16:03Z",
            "pc:count": 38936967,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706943.3814,
                "count": 38936967,
                "maximum": 707701.2296,
                "minimum": 706144.2896,
                "name": "X",
                "position": 0,
                "stddev": 438.1209462,
                "variance": 191949.9635
              },
              {
                "average": 5376504.003,
                "count": 38936967,
                "maximum": 5377292.848,
                "minimum": 5375734.728,
                "name": "Y",
                "position": 1,
                "stddev": 432.8002811,
                "variance": 187316.0833
              },
              {
                "average": 668.5258844,
                "count": 38936967,
                "maximum": 783.1151582,
                "minimum": 559.1151582,
                "name": "Z",
                "position": 2,
                "stddev": 59.42148041,
                "variance": 3530.912334
              },
              {
                "average": 1246.693105,
                "count": 38936967,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 356.1441512,
                "variance": 126838.6564
              },
              {
                "average": 1.036121072,
                "count": 38936967,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2106619634,
                "variance": 0.04437846283
              },
              {
                "average": 1.072172853,
                "count": 38936967,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3091774816,
                "variance": 0.09559071515
              },
              {
                "average": 0.4953112552,
                "count": 38936967,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999780216,
                "variance": 0.2499780221
              },
              {
                "average": 0.0003139433023,
                "count": 38936967,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01771566397,
                "variance": 0.0003138447499
              },
              {
                "average": 1.565353716,
                "count": 38936967,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5096295558,
                "variance": 0.2597222842
              },
              {
                "average": -0.08411035213,
                "count": 38936967,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.507574577,
                "variance": 90.39397435
              },
              {
                "average": 0,
                "count": 38936967,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.6965197,
                "count": 38936967,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.642866788,
                "variance": 6.984744857
              },
              {
                "average": 216171350.6,
                "count": 38936967,
                "maximum": 216174563.7,
                "minimum": 216168499.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1318.289946,
                "variance": 1737888.381
              },
              {
                "average": 0,
                "count": 38936967,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38936967,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38936967,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38936967,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38936967,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706144.2896,
              5375734.728,
              559.1151582,
              707701.2296,
              5377292.848,
              783.1151582
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706144.2895867104,
                    5375734.728465644,
                    559.1151581504556
                  ],
                  [
                    706144.2895867104,
                    5377292.848465643,
                    559.1151581504556
                  ],
                  [
                    707701.2295867103,
                    5377292.848465643,
                    783.1151581504556
                  ],
                  [
                    707701.2295867103,
                    5375734.728465644,
                    783.1151581504556
                  ],
                  [
                    706144.2895867104,
                    5375734.728465644,
                    559.1151581504556
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:16:03+00:00",
            "end_time": "2018-07-21T00:34:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20998687848744,
              48.73031337726455,
              1742.940291512482
            ],
            [
              -120.2093984884209,
              48.74093693833696,
              1742.940291512482
            ],
            [
              -120.18841887208171,
              48.740426576848044,
              2188.620291512482
            ],
            [
              -120.18901167148456,
              48.72980320535654,
              2188.620291512482
            ],
            [
              -120.20998687848744,
              48.73031337726455,
              1742.940291512482
            ]
          ]
        ]
      },
      "bbox": [
        -120.2099869,
        48.72980321,
        1742.940292,
        -120.1884189,
        48.74093694,
        2188.620292
      ],
      "properties": {
        "datetime": "2018-07-21T02:04:41Z",
        "pc:count": 34671511,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705766.991,
            "count": 34671511,
            "maximum": 706701.9367,
            "minimum": 705157.6367,
            "name": "X",
            "position": 0,
            "stddev": 416.8170183,
            "variance": 173736.4267
          },
          {
            "average": 5401689.568,
            "count": 34671511,
            "maximum": 5402414.776,
            "minimum": 5401232.456,
            "name": "Y",
            "position": 1,
            "stddev": 298.0332783,
            "variance": 88823.83499
          },
          {
            "average": 1931.536245,
            "count": 34671511,
            "maximum": 2188.620292,
            "minimum": 1742.940292,
            "name": "Z",
            "position": 2,
            "stddev": 86.38030916,
            "variance": 7461.55781
          },
          {
            "average": 701.4440546,
            "count": 34671511,
            "maximum": 4095,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 571.4399294,
            "variance": 326543.5929
          },
          {
            "average": 1.68052399,
            "count": 34671511,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9331649837,
            "variance": 0.8707968867
          },
          {
            "average": 2.361405362,
            "count": 34671511,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.211988915,
            "variance": 1.46891713
          },
          {
            "average": 0.4976250386,
            "count": 34671511,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999943667,
            "variance": 0.2499943668
          },
          {
            "average": 0.0002458791023,
            "count": 34671511,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01567860494,
            "variance": 0.0002458186529
          },
          {
            "average": 1.288254037,
            "count": 34671511,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5038003935,
            "variance": 0.2538148365
          },
          {
            "average": -0.2062858163,
            "count": 34671511,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.63210978,
            "variance": 185.8344171
          },
          {
            "average": 0,
            "count": 34671511,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 166.2819736,
            "count": 34671511,
            "maximum": 170,
            "minimum": 162,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.288475723,
            "variance": 5.237121136
          },
          {
            "average": 216171883.4,
            "count": 34671511,
            "maximum": 216173881.2,
            "minimum": 216169892.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1185.220369,
            "variance": 1404747.323
          },
          {
            "average": 0,
            "count": 34671511,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34671511,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34671511,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34671511,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34671511,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705157.6367,
          5401232.456,
          1742.940292,
          706701.9367,
          5402414.776,
          2188.620292
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705157.636714154,
                5401232.45647455,
                1742.940291512482
              ],
              [
                705157.636714154,
                5402414.77647455,
                1742.940291512482
              ],
              [
                706701.9367141541,
                5402414.77647455,
                2188.620291512482
              ],
              [
                706701.9367141541,
                5401232.45647455,
                2188.620291512482
              ],
              [
                705157.636714154,
                5401232.45647455,
                1742.940291512482
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:04:41+00:00",
        "end_time": "2018-07-21T00:58:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2099869,
            48.72980321,
            1742.940292,
            -120.1884189,
            48.74093694,
            2188.620292
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20998687848744,
                  48.73031337726455,
                  1742.940291512482
                ],
                [
                  -120.2093984884209,
                  48.74093693833696,
                  1742.940291512482
                ],
                [
                  -120.18841887208171,
                  48.740426576848044,
                  2188.620291512482
                ],
                [
                  -120.18901167148456,
                  48.72980320535654,
                  2188.620291512482
                ],
                [
                  -120.20998687848744,
                  48.73031337726455,
                  1742.940291512482
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:04:41Z",
            "pc:count": 34671511,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705766.991,
                "count": 34671511,
                "maximum": 706701.9367,
                "minimum": 705157.6367,
                "name": "X",
                "position": 0,
                "stddev": 416.8170183,
                "variance": 173736.4267
              },
              {
                "average": 5401689.568,
                "count": 34671511,
                "maximum": 5402414.776,
                "minimum": 5401232.456,
                "name": "Y",
                "position": 1,
                "stddev": 298.0332783,
                "variance": 88823.83499
              },
              {
                "average": 1931.536245,
                "count": 34671511,
                "maximum": 2188.620292,
                "minimum": 1742.940292,
                "name": "Z",
                "position": 2,
                "stddev": 86.38030916,
                "variance": 7461.55781
              },
              {
                "average": 701.4440546,
                "count": 34671511,
                "maximum": 4095,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 571.4399294,
                "variance": 326543.5929
              },
              {
                "average": 1.68052399,
                "count": 34671511,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9331649837,
                "variance": 0.8707968867
              },
              {
                "average": 2.361405362,
                "count": 34671511,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.211988915,
                "variance": 1.46891713
              },
              {
                "average": 0.4976250386,
                "count": 34671511,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999943667,
                "variance": 0.2499943668
              },
              {
                "average": 0.0002458791023,
                "count": 34671511,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01567860494,
                "variance": 0.0002458186529
              },
              {
                "average": 1.288254037,
                "count": 34671511,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5038003935,
                "variance": 0.2538148365
              },
              {
                "average": -0.2062858163,
                "count": 34671511,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.63210978,
                "variance": 185.8344171
              },
              {
                "average": 0,
                "count": 34671511,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 166.2819736,
                "count": 34671511,
                "maximum": 170,
                "minimum": 162,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.288475723,
                "variance": 5.237121136
              },
              {
                "average": 216171883.4,
                "count": 34671511,
                "maximum": 216173881.2,
                "minimum": 216169892.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1185.220369,
                "variance": 1404747.323
              },
              {
                "average": 0,
                "count": 34671511,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34671511,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34671511,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34671511,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34671511,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705157.6367,
              5401232.456,
              1742.940292,
              706701.9367,
              5402414.776,
              2188.620292
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705157.636714154,
                    5401232.45647455,
                    1742.940291512482
                  ],
                  [
                    705157.636714154,
                    5402414.77647455,
                    1742.940291512482
                  ],
                  [
                    706701.9367141541,
                    5402414.77647455,
                    2188.620291512482
                  ],
                  [
                    706701.9367141541,
                    5401232.45647455,
                    2188.620291512482
                  ],
                  [
                    705157.636714154,
                    5401232.45647455,
                    1742.940291512482
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:04:41+00:00",
            "end_time": "2018-07-21T00:58:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29011212879855,
              48.44673106898234,
              888.808560753899
            ],
            [
              -120.28936648259277,
              48.4607307977774,
              888.808560753899
            ],
            [
              -120.26833093664342,
              48.46023307112677,
              1400.788560753899
            ],
            [
              -120.2690823518741,
              48.44623358565607,
              1400.788560753899
            ],
            [
              -120.29011212879855,
              48.44673106898234,
              888.808560753899
            ]
          ]
        ]
      },
      "bbox": [
        -120.2901121,
        48.44623359,
        888.8085608,
        -120.2683309,
        48.4607308,
        1400.788561
      ],
      "properties": {
        "datetime": "2018-10-11T21:22:18Z",
        "pc:count": 58773079,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701123.6996,
            "count": 58773079,
            "maximum": 701942.0916,
            "minimum": 700385.1916,
            "name": "X",
            "position": 0,
            "stddev": 408.7578588,
            "variance": 167082.9872
          },
          {
            "average": 5370271.397,
            "count": 58773079,
            "maximum": 5371059.793,
            "minimum": 5369501.913,
            "name": "Y",
            "position": 1,
            "stddev": 430.2768185,
            "variance": 185138.1405
          },
          {
            "average": 1142.188541,
            "count": 58773079,
            "maximum": 1400.788561,
            "minimum": 888.8085608,
            "name": "Z",
            "position": 2,
            "stddev": 109.5027447,
            "variance": 11990.8511
          },
          {
            "average": 521.985557,
            "count": 58773079,
            "maximum": 4095,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 374.8888604,
            "variance": 140541.6577
          },
          {
            "average": 1.58018861,
            "count": 58773079,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7915240319,
            "variance": 0.6265102931
          },
          {
            "average": 2.16036662,
            "count": 58773079,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9812144888,
            "variance": 0.9627818731
          },
          {
            "average": 0.4960090316,
            "count": 58773079,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999840762,
            "variance": 0.2499840764
          },
          {
            "average": 0.0002375917722,
            "count": 58773079,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01541218111,
            "variance": 0.0002375353264
          },
          {
            "average": 1.218163609,
            "count": 58773079,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4605096716,
            "variance": 0.2120691576
          },
          {
            "average": 0.3281376729,
            "count": 58773079,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.50094034,
            "variance": 110.269748
          },
          {
            "average": 0,
            "count": 58773079,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 123.979083,
            "count": 58773079,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.06077242,
            "variance": 1229.257763
          },
          {
            "average": 223017163.2,
            "count": 58773079,
            "maximum": 223328138,
            "minimum": 222115468.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 526353.3077,
            "variance": 277047804500.0
          },
          {
            "average": 0,
            "count": 58773079,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58773079,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58773079,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58773079,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58773079,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700385.1916,
          5369501.913,
          888.8085608,
          701942.0916,
          5371059.793,
          1400.788561
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700385.1915948617,
                5369501.9129298655,
                888.808560753899
              ],
              [
                700385.1915948617,
                5371059.792929866,
                888.808560753899
              ],
              [
                701942.0915948616,
                5371059.792929866,
                1400.788560753899
              ],
              [
                701942.0915948616,
                5369501.9129298655,
                1400.788560753899
              ],
              [
                700385.1915948617,
                5369501.9129298655,
                888.808560753899
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:22:18+00:00",
        "end_time": "2018-09-27T20:31:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2901121,
            48.44623359,
            888.8085608,
            -120.2683309,
            48.4607308,
            1400.788561
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29011212879855,
                  48.44673106898234,
                  888.808560753899
                ],
                [
                  -120.28936648259277,
                  48.4607307977774,
                  888.808560753899
                ],
                [
                  -120.26833093664342,
                  48.46023307112677,
                  1400.788560753899
                ],
                [
                  -120.2690823518741,
                  48.44623358565607,
                  1400.788560753899
                ],
                [
                  -120.29011212879855,
                  48.44673106898234,
                  888.808560753899
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:22:18Z",
            "pc:count": 58773079,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701123.6996,
                "count": 58773079,
                "maximum": 701942.0916,
                "minimum": 700385.1916,
                "name": "X",
                "position": 0,
                "stddev": 408.7578588,
                "variance": 167082.9872
              },
              {
                "average": 5370271.397,
                "count": 58773079,
                "maximum": 5371059.793,
                "minimum": 5369501.913,
                "name": "Y",
                "position": 1,
                "stddev": 430.2768185,
                "variance": 185138.1405
              },
              {
                "average": 1142.188541,
                "count": 58773079,
                "maximum": 1400.788561,
                "minimum": 888.8085608,
                "name": "Z",
                "position": 2,
                "stddev": 109.5027447,
                "variance": 11990.8511
              },
              {
                "average": 521.985557,
                "count": 58773079,
                "maximum": 4095,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 374.8888604,
                "variance": 140541.6577
              },
              {
                "average": 1.58018861,
                "count": 58773079,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7915240319,
                "variance": 0.6265102931
              },
              {
                "average": 2.16036662,
                "count": 58773079,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9812144888,
                "variance": 0.9627818731
              },
              {
                "average": 0.4960090316,
                "count": 58773079,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999840762,
                "variance": 0.2499840764
              },
              {
                "average": 0.0002375917722,
                "count": 58773079,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01541218111,
                "variance": 0.0002375353264
              },
              {
                "average": 1.218163609,
                "count": 58773079,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4605096716,
                "variance": 0.2120691576
              },
              {
                "average": 0.3281376729,
                "count": 58773079,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.50094034,
                "variance": 110.269748
              },
              {
                "average": 0,
                "count": 58773079,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 123.979083,
                "count": 58773079,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.06077242,
                "variance": 1229.257763
              },
              {
                "average": 223017163.2,
                "count": 58773079,
                "maximum": 223328138,
                "minimum": 222115468.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 526353.3077,
                "variance": 277047804500.0
              },
              {
                "average": 0,
                "count": 58773079,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58773079,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58773079,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58773079,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58773079,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700385.1916,
              5369501.913,
              888.8085608,
              701942.0916,
              5371059.793,
              1400.788561
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700385.1915948617,
                    5369501.9129298655,
                    888.808560753899
                  ],
                  [
                    700385.1915948617,
                    5371059.792929866,
                    888.808560753899
                  ],
                  [
                    701942.0915948616,
                    5371059.792929866,
                    1400.788560753899
                  ],
                  [
                    701942.0915948616,
                    5369501.9129298655,
                    1400.788560753899
                  ],
                  [
                    700385.1915948617,
                    5369501.9129298655,
                    888.808560753899
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:22:18+00:00",
            "end_time": "2018-09-27T20:31:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2495124878454,
              48.43332892572673,
              688.529944880611
            ],
            [
              -120.24875604455532,
              48.447328033746366,
              688.529944880611
            ],
            [
              -120.22772756082784,
              48.44682300837382,
              947.289944880611
            ],
            [
              -120.228489767831,
              48.432824147221524,
              947.289944880611
            ],
            [
              -120.2495124878454,
              48.43332892572673,
              688.529944880611
            ]
          ]
        ]
      },
      "bbox": [
        -120.2495125,
        48.43282415,
        688.5299449,
        -120.2277276,
        48.44732803,
        947.2899449
      ],
      "properties": {
        "datetime": "2018-07-21T20:06:43Z",
        "pc:count": 45400646,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704192.6092,
            "count": 45400646,
            "maximum": 704997.4813,
            "minimum": 703440.6413,
            "name": "X",
            "position": 0,
            "stddev": 431.5750866,
            "variance": 186257.0554
          },
          {
            "average": 5368859.059,
            "count": 45400646,
            "maximum": 5369677.396,
            "minimum": 5368119.536,
            "name": "Y",
            "position": 1,
            "stddev": 432.0006149,
            "variance": 186624.5312
          },
          {
            "average": 779.200496,
            "count": 45400646,
            "maximum": 947.2899449,
            "minimum": 688.5299449,
            "name": "Z",
            "position": 2,
            "stddev": 49.63395219,
            "variance": 2463.52921
          },
          {
            "average": 1042.946665,
            "count": 45400646,
            "maximum": 4095,
            "minimum": 79,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.750042,
            "variance": 204078.1004
          },
          {
            "average": 1.250349081,
            "count": 45400646,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5537270212,
            "variance": 0.306613614
          },
          {
            "average": 1.50087904,
            "count": 45400646,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7791664308,
            "variance": 0.6071003268
          },
          {
            "average": 0.4969040088,
            "count": 45400646,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999904203,
            "variance": 0.2499904203
          },
          {
            "average": 0.0002474414131,
            "count": 45400646,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01572832449,
            "variance": 0.0002473801913
          },
          {
            "average": 1.401841331,
            "count": 45400646,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5130368867,
            "variance": 0.2632068472
          },
          {
            "average": 0.3414858615,
            "count": 45400646,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.761869124,
            "variance": 95.2940888
          },
          {
            "average": 0,
            "count": 45400646,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 48.5938427,
            "count": 45400646,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.45924842,
            "variance": 4416.831701
          },
          {
            "average": 216223157,
            "count": 45400646,
            "maximum": 216238803.4,
            "minimum": 216175353.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24054.09233,
            "variance": 578599357.6
          },
          {
            "average": 0,
            "count": 45400646,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45400646,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45400646,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45400646,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45400646,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703440.6413,
          5368119.536,
          688.5299449,
          704997.4813,
          5369677.396,
          947.2899449
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703440.6413215883,
                5368119.536394576,
                688.529944880611
              ],
              [
                703440.6413215883,
                5369677.396394575,
                688.529944880611
              ],
              [
                704997.4813215884,
                5369677.396394575,
                947.289944880611
              ],
              [
                704997.4813215884,
                5368119.536394576,
                947.289944880611
              ],
              [
                703440.6413215883,
                5368119.536394576,
                688.529944880611
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:06:43+00:00",
        "end_time": "2018-07-21T02:29:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2495125,
            48.43282415,
            688.5299449,
            -120.2277276,
            48.44732803,
            947.2899449
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2495124878454,
                  48.43332892572673,
                  688.529944880611
                ],
                [
                  -120.24875604455532,
                  48.447328033746366,
                  688.529944880611
                ],
                [
                  -120.22772756082784,
                  48.44682300837382,
                  947.289944880611
                ],
                [
                  -120.228489767831,
                  48.432824147221524,
                  947.289944880611
                ],
                [
                  -120.2495124878454,
                  48.43332892572673,
                  688.529944880611
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:06:43Z",
            "pc:count": 45400646,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704192.6092,
                "count": 45400646,
                "maximum": 704997.4813,
                "minimum": 703440.6413,
                "name": "X",
                "position": 0,
                "stddev": 431.5750866,
                "variance": 186257.0554
              },
              {
                "average": 5368859.059,
                "count": 45400646,
                "maximum": 5369677.396,
                "minimum": 5368119.536,
                "name": "Y",
                "position": 1,
                "stddev": 432.0006149,
                "variance": 186624.5312
              },
              {
                "average": 779.200496,
                "count": 45400646,
                "maximum": 947.2899449,
                "minimum": 688.5299449,
                "name": "Z",
                "position": 2,
                "stddev": 49.63395219,
                "variance": 2463.52921
              },
              {
                "average": 1042.946665,
                "count": 45400646,
                "maximum": 4095,
                "minimum": 79,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.750042,
                "variance": 204078.1004
              },
              {
                "average": 1.250349081,
                "count": 45400646,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5537270212,
                "variance": 0.306613614
              },
              {
                "average": 1.50087904,
                "count": 45400646,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7791664308,
                "variance": 0.6071003268
              },
              {
                "average": 0.4969040088,
                "count": 45400646,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999904203,
                "variance": 0.2499904203
              },
              {
                "average": 0.0002474414131,
                "count": 45400646,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01572832449,
                "variance": 0.0002473801913
              },
              {
                "average": 1.401841331,
                "count": 45400646,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5130368867,
                "variance": 0.2632068472
              },
              {
                "average": 0.3414858615,
                "count": 45400646,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.761869124,
                "variance": 95.2940888
              },
              {
                "average": 0,
                "count": 45400646,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 48.5938427,
                "count": 45400646,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.45924842,
                "variance": 4416.831701
              },
              {
                "average": 216223157,
                "count": 45400646,
                "maximum": 216238803.4,
                "minimum": 216175353.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24054.09233,
                "variance": 578599357.6
              },
              {
                "average": 0,
                "count": 45400646,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45400646,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45400646,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45400646,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45400646,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703440.6413,
              5368119.536,
              688.5299449,
              704997.4813,
              5369677.396,
              947.2899449
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703440.6413215883,
                    5368119.536394576,
                    688.529944880611
                  ],
                  [
                    703440.6413215883,
                    5369677.396394575,
                    688.529944880611
                  ],
                  [
                    704997.4813215884,
                    5369677.396394575,
                    947.289944880611
                  ],
                  [
                    704997.4813215884,
                    5368119.536394576,
                    947.289944880611
                  ],
                  [
                    703440.6413215883,
                    5368119.536394576,
                    688.529944880611
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:06:43+00:00",
            "end_time": "2018-07-21T02:29:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20919910811122,
              48.4873841627952,
              519.0761098613199
            ],
            [
              -120.20843003951252,
              48.50138427876219,
              519.0761098613199
            ],
            [
              -120.18737857643983,
              48.500871426610274,
              682.9161098613198
            ],
            [
              -120.18815342608075,
              48.48687156141283,
              682.9161098613198
            ],
            [
              -120.20919910811122,
              48.4873841627952,
              519.0761098613199
            ]
          ]
        ]
      },
      "bbox": [
        -120.2091991,
        48.48687156,
        519.0761099,
        -120.1873786,
        48.50138428,
        682.9161099
      ],
      "properties": {
        "datetime": "2018-07-21T02:16:29Z",
        "pc:count": 37849060,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706980.5184,
            "count": 37849060,
            "maximum": 707759.8915,
            "minimum": 706202.9515,
            "name": "X",
            "position": 0,
            "stddev": 439.9728745,
            "variance": 193576.1303
          },
          {
            "average": 5375014.421,
            "count": 37849060,
            "maximum": 5375793.176,
            "minimum": 5374235.136,
            "name": "Y",
            "position": 1,
            "stddev": 436.3533893,
            "variance": 190404.2804
          },
          {
            "average": 617.2623214,
            "count": 37849060,
            "maximum": 682.9161099,
            "minimum": 519.0761099,
            "name": "Z",
            "position": 2,
            "stddev": 31.63463634,
            "variance": 1000.750216
          },
          {
            "average": 1251.232637,
            "count": 37849060,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 356.5877268,
            "variance": 127154.8069
          },
          {
            "average": 1.029209867,
            "count": 37849060,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1873939759,
            "variance": 0.03511650222
          },
          {
            "average": 1.058362348,
            "count": 37849060,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2742171596,
            "variance": 0.07519505065
          },
          {
            "average": 0.495556138,
            "count": 37849060,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999802583,
            "variance": 0.2499802587
          },
          {
            "average": 0.0003116061535,
            "count": 37849060,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01764961935,
            "variance": 0.0003115090633
          },
          {
            "average": 1.589006596,
            "count": 37849060,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.499580617,
            "variance": 0.2495807929
          },
          {
            "average": -0.6611177324,
            "count": 37849060,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.279215649,
            "variance": 86.10384306
          },
          {
            "average": 0,
            "count": 37849060,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.7936367,
            "count": 37849060,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.677165558,
            "variance": 7.167215424
          },
          {
            "average": 216171395.3,
            "count": 37849060,
            "maximum": 216174589.1,
            "minimum": 216168526.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1327.268538,
            "variance": 1761641.772
          },
          {
            "average": 0,
            "count": 37849060,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37849060,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37849060,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37849060,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37849060,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706202.9515,
          5374235.136,
          519.0761099,
          707759.8915,
          5375793.176,
          682.9161099
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706202.9515406042,
                5374235.136031679,
                519.0761098613199
              ],
              [
                706202.9515406042,
                5375793.176031678,
                519.0761098613199
              ],
              [
                707759.8915406042,
                5375793.176031678,
                682.9161098613198
              ],
              [
                707759.8915406042,
                5374235.136031679,
                682.9161098613198
              ],
              [
                706202.9515406042,
                5374235.136031679,
                519.0761098613199
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:16:29+00:00",
        "end_time": "2018-07-21T00:35:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2091991,
            48.48687156,
            519.0761099,
            -120.1873786,
            48.50138428,
            682.9161099
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20919910811122,
                  48.4873841627952,
                  519.0761098613199
                ],
                [
                  -120.20843003951252,
                  48.50138427876219,
                  519.0761098613199
                ],
                [
                  -120.18737857643983,
                  48.500871426610274,
                  682.9161098613198
                ],
                [
                  -120.18815342608075,
                  48.48687156141283,
                  682.9161098613198
                ],
                [
                  -120.20919910811122,
                  48.4873841627952,
                  519.0761098613199
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:16:29Z",
            "pc:count": 37849060,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706980.5184,
                "count": 37849060,
                "maximum": 707759.8915,
                "minimum": 706202.9515,
                "name": "X",
                "position": 0,
                "stddev": 439.9728745,
                "variance": 193576.1303
              },
              {
                "average": 5375014.421,
                "count": 37849060,
                "maximum": 5375793.176,
                "minimum": 5374235.136,
                "name": "Y",
                "position": 1,
                "stddev": 436.3533893,
                "variance": 190404.2804
              },
              {
                "average": 617.2623214,
                "count": 37849060,
                "maximum": 682.9161099,
                "minimum": 519.0761099,
                "name": "Z",
                "position": 2,
                "stddev": 31.63463634,
                "variance": 1000.750216
              },
              {
                "average": 1251.232637,
                "count": 37849060,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 356.5877268,
                "variance": 127154.8069
              },
              {
                "average": 1.029209867,
                "count": 37849060,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1873939759,
                "variance": 0.03511650222
              },
              {
                "average": 1.058362348,
                "count": 37849060,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2742171596,
                "variance": 0.07519505065
              },
              {
                "average": 0.495556138,
                "count": 37849060,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999802583,
                "variance": 0.2499802587
              },
              {
                "average": 0.0003116061535,
                "count": 37849060,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01764961935,
                "variance": 0.0003115090633
              },
              {
                "average": 1.589006596,
                "count": 37849060,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.499580617,
                "variance": 0.2495807929
              },
              {
                "average": -0.6611177324,
                "count": 37849060,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.279215649,
                "variance": 86.10384306
              },
              {
                "average": 0,
                "count": 37849060,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.7936367,
                "count": 37849060,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.677165558,
                "variance": 7.167215424
              },
              {
                "average": 216171395.3,
                "count": 37849060,
                "maximum": 216174589.1,
                "minimum": 216168526.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1327.268538,
                "variance": 1761641.772
              },
              {
                "average": 0,
                "count": 37849060,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37849060,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37849060,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37849060,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37849060,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706202.9515,
              5374235.136,
              519.0761099,
              707759.8915,
              5375793.176,
              682.9161099
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706202.9515406042,
                    5374235.136031679,
                    519.0761098613199
                  ],
                  [
                    706202.9515406042,
                    5375793.176031678,
                    519.0761098613199
                  ],
                  [
                    707759.8915406042,
                    5375793.176031678,
                    682.9161098613198
                  ],
                  [
                    707759.8915406042,
                    5374235.136031679,
                    682.9161098613198
                  ],
                  [
                    706202.9515406042,
                    5374235.136031679,
                    519.0761098613199
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:16:29+00:00",
            "end_time": "2018-07-21T00:35:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14834794732576,
              48.48747275685669,
              590.0875551656878
            ],
            [
              -120.14756199993022,
              48.50147429519936,
              590.0875551656878
            ],
            [
              -120.12651269140977,
              48.500950338289066,
              867.3075551656879
            ],
            [
              -120.1273044192494,
              48.486949056171895,
              867.3075551656879
            ],
            [
              -120.14834794732576,
              48.48747275685669,
              590.0875551656878
            ]
          ]
        ]
      },
      "bbox": [
        -120.1483479,
        48.48694906,
        590.0875552,
        -120.1265127,
        48.5014743,
        867.3075552
      ],
      "properties": {
        "datetime": "2018-07-20T16:02:24Z",
        "pc:count": 28262471,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711510.4256,
            "count": 28262471,
            "maximum": 712255.0891,
            "minimum": 710698.2291,
            "name": "X",
            "position": 0,
            "stddev": 448.6069818,
            "variance": 201248.2241
          },
          {
            "average": 5375178.104,
            "count": 28262471,
            "maximum": 5375969.157,
            "minimum": 5374410.877,
            "name": "Y",
            "position": 1,
            "stddev": 438.5421464,
            "variance": 192319.2142
          },
          {
            "average": 725.1653592,
            "count": 28262471,
            "maximum": 867.3075552,
            "minimum": 590.0875552,
            "name": "Z",
            "position": 2,
            "stddev": 68.92076868,
            "variance": 4750.072355
          },
          {
            "average": 1148.128256,
            "count": 28262471,
            "maximum": 4095,
            "minimum": 60,
            "name": "Intensity",
            "position": 3,
            "stddev": 415.6837609,
            "variance": 172792.9891
          },
          {
            "average": 1.103929837,
            "count": 28262471,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3781425647,
            "variance": 0.1429917992
          },
          {
            "average": 1.207842089,
            "count": 28262471,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5605526044,
            "variance": 0.3142192223
          },
          {
            "average": 0.4964213851,
            "count": 28262471,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999872022,
            "variance": 0.2499872024
          },
          {
            "average": 0.0003066964668,
            "count": 28262471,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0175100661,
            "variance": 0.000306602415
          },
          {
            "average": 1.586534454,
            "count": 28262471,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5100661104,
            "variance": 0.260167437
          },
          {
            "average": -0.3743218329,
            "count": 28262471,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.96606784,
            "variance": 120.2546438
          },
          {
            "average": 0,
            "count": 28262471,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 481.4772308,
            "count": 28262471,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 620.0710994,
            "variance": 384488.1683
          },
          {
            "average": 216122306.4,
            "count": 28262471,
            "maximum": 216137744.6,
            "minimum": 216089430.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21081.01698,
            "variance": 444409276.8
          },
          {
            "average": 0,
            "count": 28262471,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28262471,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28262471,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28262471,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28262471,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710698.2291,
          5374410.877,
          590.0875552,
          712255.0891,
          5375969.157,
          867.3075552
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710698.2291071612,
                5374410.87654543,
                590.0875551656878
              ],
              [
                710698.2291071612,
                5375969.1565454295,
                590.0875551656878
              ],
              [
                712255.0891071613,
                5375969.1565454295,
                867.3075551656879
              ],
              [
                712255.0891071613,
                5374410.87654543,
                867.3075551656879
              ],
              [
                710698.2291071612,
                5374410.87654543,
                590.0875551656878
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:02:24+00:00",
        "end_time": "2018-07-20T02:37:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1483479,
            48.48694906,
            590.0875552,
            -120.1265127,
            48.5014743,
            867.3075552
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14834794732576,
                  48.48747275685669,
                  590.0875551656878
                ],
                [
                  -120.14756199993022,
                  48.50147429519936,
                  590.0875551656878
                ],
                [
                  -120.12651269140977,
                  48.500950338289066,
                  867.3075551656879
                ],
                [
                  -120.1273044192494,
                  48.486949056171895,
                  867.3075551656879
                ],
                [
                  -120.14834794732576,
                  48.48747275685669,
                  590.0875551656878
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:02:24Z",
            "pc:count": 28262471,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711510.4256,
                "count": 28262471,
                "maximum": 712255.0891,
                "minimum": 710698.2291,
                "name": "X",
                "position": 0,
                "stddev": 448.6069818,
                "variance": 201248.2241
              },
              {
                "average": 5375178.104,
                "count": 28262471,
                "maximum": 5375969.157,
                "minimum": 5374410.877,
                "name": "Y",
                "position": 1,
                "stddev": 438.5421464,
                "variance": 192319.2142
              },
              {
                "average": 725.1653592,
                "count": 28262471,
                "maximum": 867.3075552,
                "minimum": 590.0875552,
                "name": "Z",
                "position": 2,
                "stddev": 68.92076868,
                "variance": 4750.072355
              },
              {
                "average": 1148.128256,
                "count": 28262471,
                "maximum": 4095,
                "minimum": 60,
                "name": "Intensity",
                "position": 3,
                "stddev": 415.6837609,
                "variance": 172792.9891
              },
              {
                "average": 1.103929837,
                "count": 28262471,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3781425647,
                "variance": 0.1429917992
              },
              {
                "average": 1.207842089,
                "count": 28262471,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5605526044,
                "variance": 0.3142192223
              },
              {
                "average": 0.4964213851,
                "count": 28262471,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999872022,
                "variance": 0.2499872024
              },
              {
                "average": 0.0003066964668,
                "count": 28262471,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0175100661,
                "variance": 0.000306602415
              },
              {
                "average": 1.586534454,
                "count": 28262471,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5100661104,
                "variance": 0.260167437
              },
              {
                "average": -0.3743218329,
                "count": 28262471,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.96606784,
                "variance": 120.2546438
              },
              {
                "average": 0,
                "count": 28262471,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 481.4772308,
                "count": 28262471,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 620.0710994,
                "variance": 384488.1683
              },
              {
                "average": 216122306.4,
                "count": 28262471,
                "maximum": 216137744.6,
                "minimum": 216089430.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21081.01698,
                "variance": 444409276.8
              },
              {
                "average": 0,
                "count": 28262471,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28262471,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28262471,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28262471,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28262471,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710698.2291,
              5374410.877,
              590.0875552,
              712255.0891,
              5375969.157,
              867.3075552
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710698.2291071612,
                    5374410.87654543,
                    590.0875551656878
                  ],
                  [
                    710698.2291071612,
                    5375969.1565454295,
                    590.0875551656878
                  ],
                  [
                    712255.0891071613,
                    5375969.1565454295,
                    867.3075551656879
                  ],
                  [
                    712255.0891071613,
                    5374410.87654543,
                    867.3075551656879
                  ],
                  [
                    710698.2291071612,
                    5374410.87654543,
                    590.0875551656878
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:02:24+00:00",
            "end_time": "2018-07-20T02:37:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27073335777538,
              48.62221917077709,
              1111.6719265279203
            ],
            [
              -120.26997745907536,
              48.63622345753179,
              1111.6719265279203
            ],
            [
              -120.24887210697935,
              48.63572090280935,
              1608.5519265279204
            ],
            [
              -120.24963383150859,
              48.621716862008796,
              1608.5519265279204
            ],
            [
              -120.27073335777538,
              48.62221917077709,
              1111.6719265279203
            ]
          ]
        ]
      },
      "bbox": [
        -120.2707334,
        48.62171686,
        1111.671927,
        -120.2488721,
        48.63622346,
        1608.551927
      ],
      "properties": {
        "datetime": "2018-10-11T21:17:15Z",
        "pc:count": 55036678,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701921.4845,
            "count": 55036678,
            "maximum": 702678.0188,
            "minimum": 701121.3188,
            "name": "X",
            "position": 0,
            "stddev": 439.7126394,
            "variance": 193347.2052
          },
          {
            "average": 5389824.252,
            "count": 55036678,
            "maximum": 5390615.194,
            "minimum": 5389056.734,
            "name": "Y",
            "position": 1,
            "stddev": 432.2830391,
            "variance": 186868.6259
          },
          {
            "average": 1344.608423,
            "count": 55036678,
            "maximum": 1608.551927,
            "minimum": 1111.671927,
            "name": "Z",
            "position": 2,
            "stddev": 114.3306396,
            "variance": 13071.49516
          },
          {
            "average": 527.4996132,
            "count": 55036678,
            "maximum": 3065,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 403.2615182,
            "variance": 162619.8521
          },
          {
            "average": 1.653908599,
            "count": 55036678,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8647047907,
            "variance": 0.7477143751
          },
          {
            "average": 2.307004649,
            "count": 55036678,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.077603221,
            "variance": 1.161228703
          },
          {
            "average": 0.4959645457,
            "count": 55036678,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999837194,
            "variance": 0.2499837197
          },
          {
            "average": 0.0003213493373,
            "count": 55036678,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01792333891,
            "variance": 0.0003212460777
          },
          {
            "average": 1.230834317,
            "count": 55036678,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4672475261,
            "variance": 0.2183202506
          },
          {
            "average": -0.2397999741,
            "count": 55036678,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.9586237,
            "variance": 143.0086809
          },
          {
            "average": 0,
            "count": 55036678,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 97.70309805,
            "count": 55036678,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.03254697,
            "variance": 4100.167072
          },
          {
            "average": 220586433.2,
            "count": 55036678,
            "maximum": 223327835.2,
            "minimum": 216235231.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3452182.014,
            "variance": 11917560660000.0
          },
          {
            "average": 0,
            "count": 55036678,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55036678,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55036678,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55036678,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55036678,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701121.3188,
          5389056.734,
          1111.671927,
          702678.0188,
          5390615.194,
          1608.551927
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701121.3187973915,
                5389056.734206946,
                1111.6719265279203
              ],
              [
                701121.3187973915,
                5390615.1942069465,
                1111.6719265279203
              ],
              [
                702678.0187973914,
                5390615.1942069465,
                1608.5519265279204
              ],
              [
                702678.0187973914,
                5389056.734206946,
                1608.5519265279204
              ],
              [
                701121.3187973915,
                5389056.734206946,
                1111.6719265279203
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:17:15+00:00",
        "end_time": "2018-07-21T19:07:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2707334,
            48.62171686,
            1111.671927,
            -120.2488721,
            48.63622346,
            1608.551927
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27073335777538,
                  48.62221917077709,
                  1111.6719265279203
                ],
                [
                  -120.26997745907536,
                  48.63622345753179,
                  1111.6719265279203
                ],
                [
                  -120.24887210697935,
                  48.63572090280935,
                  1608.5519265279204
                ],
                [
                  -120.24963383150859,
                  48.621716862008796,
                  1608.5519265279204
                ],
                [
                  -120.27073335777538,
                  48.62221917077709,
                  1111.6719265279203
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:17:15Z",
            "pc:count": 55036678,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701921.4845,
                "count": 55036678,
                "maximum": 702678.0188,
                "minimum": 701121.3188,
                "name": "X",
                "position": 0,
                "stddev": 439.7126394,
                "variance": 193347.2052
              },
              {
                "average": 5389824.252,
                "count": 55036678,
                "maximum": 5390615.194,
                "minimum": 5389056.734,
                "name": "Y",
                "position": 1,
                "stddev": 432.2830391,
                "variance": 186868.6259
              },
              {
                "average": 1344.608423,
                "count": 55036678,
                "maximum": 1608.551927,
                "minimum": 1111.671927,
                "name": "Z",
                "position": 2,
                "stddev": 114.3306396,
                "variance": 13071.49516
              },
              {
                "average": 527.4996132,
                "count": 55036678,
                "maximum": 3065,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 403.2615182,
                "variance": 162619.8521
              },
              {
                "average": 1.653908599,
                "count": 55036678,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8647047907,
                "variance": 0.7477143751
              },
              {
                "average": 2.307004649,
                "count": 55036678,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.077603221,
                "variance": 1.161228703
              },
              {
                "average": 0.4959645457,
                "count": 55036678,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999837194,
                "variance": 0.2499837197
              },
              {
                "average": 0.0003213493373,
                "count": 55036678,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01792333891,
                "variance": 0.0003212460777
              },
              {
                "average": 1.230834317,
                "count": 55036678,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4672475261,
                "variance": 0.2183202506
              },
              {
                "average": -0.2397999741,
                "count": 55036678,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.9586237,
                "variance": 143.0086809
              },
              {
                "average": 0,
                "count": 55036678,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 97.70309805,
                "count": 55036678,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.03254697,
                "variance": 4100.167072
              },
              {
                "average": 220586433.2,
                "count": 55036678,
                "maximum": 223327835.2,
                "minimum": 216235231.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3452182.014,
                "variance": 11917560660000.0
              },
              {
                "average": 0,
                "count": 55036678,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55036678,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55036678,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55036678,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55036678,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701121.3188,
              5389056.734,
              1111.671927,
              702678.0188,
              5390615.194,
              1608.551927
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701121.3187973915,
                    5389056.734206946,
                    1111.6719265279203
                  ],
                  [
                    701121.3187973915,
                    5390615.1942069465,
                    1111.6719265279203
                  ],
                  [
                    702678.0187973914,
                    5390615.1942069465,
                    1608.5519265279204
                  ],
                  [
                    702678.0187973914,
                    5389056.734206946,
                    1608.5519265279204
                  ],
                  [
                    701121.3187973915,
                    5389056.734206946,
                    1111.6719265279203
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:17:15+00:00",
            "end_time": "2018-07-21T19:07:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25071675847505,
              48.68974692719584,
              1216.8105534221213
            ],
            [
              -120.24995341320809,
              48.70375261174029,
              1216.8105534221213
            ],
            [
              -120.2288196540258,
              48.7032458532905,
              1623.8505534221213
            ],
            [
              -120.22958884727362,
              48.68924041685839,
              1623.8505534221213
            ],
            [
              -120.25071675847505,
              48.68974692719584,
              1216.8105534221213
            ]
          ]
        ]
      },
      "bbox": [
        -120.2507168,
        48.68924042,
        1216.810553,
        -120.2288197,
        48.70375261,
        1623.850553
      ],
      "properties": {
        "datetime": "2018-07-21T19:59:02Z",
        "pc:count": 69326404,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703115.4023,
            "count": 69326404,
            "maximum": 703882.3743,
            "minimum": 702325.6343,
            "name": "X",
            "position": 0,
            "stddev": 430.249471,
            "variance": 185114.6073
          },
          {
            "average": 5397361.082,
            "count": 69326404,
            "maximum": 5398173.542,
            "minimum": 5396614.882,
            "name": "Y",
            "position": 1,
            "stddev": 438.1496311,
            "variance": 191975.0993
          },
          {
            "average": 1407.274584,
            "count": 69326404,
            "maximum": 1623.850553,
            "minimum": 1216.810553,
            "name": "Z",
            "position": 2,
            "stddev": 110.8922989,
            "variance": 12297.10197
          },
          {
            "average": 710.5896561,
            "count": 69326404,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 592.2805863,
            "variance": 350796.2929
          },
          {
            "average": 1.667434575,
            "count": 69326404,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8834582916,
            "variance": 0.7804985531
          },
          {
            "average": 2.335197366,
            "count": 69326404,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.108513937,
            "variance": 1.228803148
          },
          {
            "average": 0.4971616442,
            "count": 69326404,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999919473,
            "variance": 0.2499919473
          },
          {
            "average": 0.0002705318453,
            "count": 69326404,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01644562743,
            "variance": 0.0002704586617
          },
          {
            "average": 1.209762878,
            "count": 69326404,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4532370058,
            "variance": 0.2054237835
          },
          {
            "average": 0.7531932555,
            "count": 69326404,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.03660262,
            "variance": 169.9530078
          },
          {
            "average": 0,
            "count": 69326404,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 46.25112791,
            "count": 69326404,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.54570936,
            "variance": 4166.148596
          },
          {
            "average": 216224035.9,
            "count": 69326404,
            "maximum": 216238342.2,
            "minimum": 216175831.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23520.67458,
            "variance": 553222132.7
          },
          {
            "average": 0,
            "count": 69326404,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69326404,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69326404,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69326404,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69326404,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702325.6343,
          5396614.882,
          1216.810553,
          703882.3743,
          5398173.542,
          1623.850553
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702325.634260262,
                5396614.881852421,
                1216.8105534221213
              ],
              [
                702325.634260262,
                5398173.541852421,
                1216.8105534221213
              ],
              [
                703882.374260262,
                5398173.541852421,
                1623.8505534221213
              ],
              [
                703882.374260262,
                5396614.881852421,
                1623.8505534221213
              ],
              [
                702325.634260262,
                5396614.881852421,
                1216.8105534221213
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:59:02+00:00",
        "end_time": "2018-07-21T02:37:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2507168,
            48.68924042,
            1216.810553,
            -120.2288197,
            48.70375261,
            1623.850553
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25071675847505,
                  48.68974692719584,
                  1216.8105534221213
                ],
                [
                  -120.24995341320809,
                  48.70375261174029,
                  1216.8105534221213
                ],
                [
                  -120.2288196540258,
                  48.7032458532905,
                  1623.8505534221213
                ],
                [
                  -120.22958884727362,
                  48.68924041685839,
                  1623.8505534221213
                ],
                [
                  -120.25071675847505,
                  48.68974692719584,
                  1216.8105534221213
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:59:02Z",
            "pc:count": 69326404,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703115.4023,
                "count": 69326404,
                "maximum": 703882.3743,
                "minimum": 702325.6343,
                "name": "X",
                "position": 0,
                "stddev": 430.249471,
                "variance": 185114.6073
              },
              {
                "average": 5397361.082,
                "count": 69326404,
                "maximum": 5398173.542,
                "minimum": 5396614.882,
                "name": "Y",
                "position": 1,
                "stddev": 438.1496311,
                "variance": 191975.0993
              },
              {
                "average": 1407.274584,
                "count": 69326404,
                "maximum": 1623.850553,
                "minimum": 1216.810553,
                "name": "Z",
                "position": 2,
                "stddev": 110.8922989,
                "variance": 12297.10197
              },
              {
                "average": 710.5896561,
                "count": 69326404,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 592.2805863,
                "variance": 350796.2929
              },
              {
                "average": 1.667434575,
                "count": 69326404,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8834582916,
                "variance": 0.7804985531
              },
              {
                "average": 2.335197366,
                "count": 69326404,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.108513937,
                "variance": 1.228803148
              },
              {
                "average": 0.4971616442,
                "count": 69326404,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999919473,
                "variance": 0.2499919473
              },
              {
                "average": 0.0002705318453,
                "count": 69326404,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01644562743,
                "variance": 0.0002704586617
              },
              {
                "average": 1.209762878,
                "count": 69326404,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4532370058,
                "variance": 0.2054237835
              },
              {
                "average": 0.7531932555,
                "count": 69326404,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.03660262,
                "variance": 169.9530078
              },
              {
                "average": 0,
                "count": 69326404,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 46.25112791,
                "count": 69326404,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.54570936,
                "variance": 4166.148596
              },
              {
                "average": 216224035.9,
                "count": 69326404,
                "maximum": 216238342.2,
                "minimum": 216175831.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23520.67458,
                "variance": 553222132.7
              },
              {
                "average": 0,
                "count": 69326404,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69326404,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69326404,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69326404,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69326404,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702325.6343,
              5396614.882,
              1216.810553,
              703882.3743,
              5398173.542,
              1623.850553
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702325.634260262,
                    5396614.881852421,
                    1216.8105534221213
                  ],
                  [
                    702325.634260262,
                    5398173.541852421,
                    1216.8105534221213
                  ],
                  [
                    703882.374260262,
                    5398173.541852421,
                    1623.8505534221213
                  ],
                  [
                    703882.374260262,
                    5396614.881852421,
                    1623.8505534221213
                  ],
                  [
                    702325.634260262,
                    5396614.881852421,
                    1216.8105534221213
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:59:02+00:00",
            "end_time": "2018-07-21T02:37:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1892034495903,
              48.568389150504466,
              609.1453783760527
            ],
            [
              -120.18842649879781,
              48.582391884255756,
              609.1453783760527
            ],
            [
              -120.1673423219374,
              48.58187474598774,
              946.9253783760527
            ],
            [
              -120.16812508021401,
              48.567872265238876,
              946.9253783760527
            ],
            [
              -120.1892034495903,
              48.568389150504466,
              609.1453783760527
            ]
          ]
        ]
      },
      "bbox": [
        -120.1892034,
        48.56787227,
        609.1453784,
        -120.1673423,
        48.58239188,
        946.9253784
      ],
      "properties": {
        "datetime": "2018-07-21T01:06:59Z",
        "pc:count": 51018501,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708134.9309,
            "count": 51018501,
            "maximum": 708905.9283,
            "minimum": 707349.0283,
            "name": "X",
            "position": 0,
            "stddev": 440.6875594,
            "variance": 194205.525
          },
          {
            "average": 5384107.165,
            "count": 51018501,
            "maximum": 5384850.508,
            "minimum": 5383292.128,
            "name": "Y",
            "position": 1,
            "stddev": 435.4005221,
            "variance": 189573.6147
          },
          {
            "average": 722.2152436,
            "count": 51018501,
            "maximum": 946.9253784,
            "minimum": 609.1453784,
            "name": "Z",
            "position": 2,
            "stddev": 86.41459652,
            "variance": 7467.482492
          },
          {
            "average": 709.4325144,
            "count": 51018501,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 476.6224798,
            "variance": 227168.9883
          },
          {
            "average": 1.396913465,
            "count": 51018501,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6651099902,
            "variance": 0.4423712991
          },
          {
            "average": 1.794080798,
            "count": 51018501,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8791509177,
            "variance": 0.7729063361
          },
          {
            "average": 0.4971448495,
            "count": 51018501,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999918529,
            "variance": 0.249991853
          },
          {
            "average": 0.0002700196934,
            "count": 51018501,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01643005746,
            "variance": 0.0002699467881
          },
          {
            "average": 1.289696281,
            "count": 51018501,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4793208897,
            "variance": 0.2297485153
          },
          {
            "average": -0.03075431993,
            "count": 51018501,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.24443939,
            "variance": 104.9485384
          },
          {
            "average": 0,
            "count": 51018501,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.2541673,
            "count": 51018501,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.615442409,
            "variance": 6.840538997
          },
          {
            "average": 216168023.8,
            "count": 51018501,
            "maximum": 216170419.3,
            "minimum": 216165144.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1417.611305,
            "variance": 2009621.812
          },
          {
            "average": 0,
            "count": 51018501,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51018501,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51018501,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51018501,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51018501,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707349.0283,
          5383292.128,
          609.1453784,
          708905.9283,
          5384850.508,
          946.9253784
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707349.0282828966,
                5383292.128368346,
                609.1453783760527
              ],
              [
                707349.0282828966,
                5384850.508368347,
                609.1453783760527
              ],
              [
                708905.9282828965,
                5384850.508368347,
                946.9253783760527
              ],
              [
                708905.9282828965,
                5383292.128368346,
                946.9253783760527
              ],
              [
                707349.0282828966,
                5383292.128368346,
                609.1453783760527
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:06:59+00:00",
        "end_time": "2018-07-20T23:39:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1892034,
            48.56787227,
            609.1453784,
            -120.1673423,
            48.58239188,
            946.9253784
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1892034495903,
                  48.568389150504466,
                  609.1453783760527
                ],
                [
                  -120.18842649879781,
                  48.582391884255756,
                  609.1453783760527
                ],
                [
                  -120.1673423219374,
                  48.58187474598774,
                  946.9253783760527
                ],
                [
                  -120.16812508021401,
                  48.567872265238876,
                  946.9253783760527
                ],
                [
                  -120.1892034495903,
                  48.568389150504466,
                  609.1453783760527
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:06:59Z",
            "pc:count": 51018501,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708134.9309,
                "count": 51018501,
                "maximum": 708905.9283,
                "minimum": 707349.0283,
                "name": "X",
                "position": 0,
                "stddev": 440.6875594,
                "variance": 194205.525
              },
              {
                "average": 5384107.165,
                "count": 51018501,
                "maximum": 5384850.508,
                "minimum": 5383292.128,
                "name": "Y",
                "position": 1,
                "stddev": 435.4005221,
                "variance": 189573.6147
              },
              {
                "average": 722.2152436,
                "count": 51018501,
                "maximum": 946.9253784,
                "minimum": 609.1453784,
                "name": "Z",
                "position": 2,
                "stddev": 86.41459652,
                "variance": 7467.482492
              },
              {
                "average": 709.4325144,
                "count": 51018501,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 476.6224798,
                "variance": 227168.9883
              },
              {
                "average": 1.396913465,
                "count": 51018501,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6651099902,
                "variance": 0.4423712991
              },
              {
                "average": 1.794080798,
                "count": 51018501,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8791509177,
                "variance": 0.7729063361
              },
              {
                "average": 0.4971448495,
                "count": 51018501,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999918529,
                "variance": 0.249991853
              },
              {
                "average": 0.0002700196934,
                "count": 51018501,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01643005746,
                "variance": 0.0002699467881
              },
              {
                "average": 1.289696281,
                "count": 51018501,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4793208897,
                "variance": 0.2297485153
              },
              {
                "average": -0.03075431993,
                "count": 51018501,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.24443939,
                "variance": 104.9485384
              },
              {
                "average": 0,
                "count": 51018501,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.2541673,
                "count": 51018501,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.615442409,
                "variance": 6.840538997
              },
              {
                "average": 216168023.8,
                "count": 51018501,
                "maximum": 216170419.3,
                "minimum": 216165144.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1417.611305,
                "variance": 2009621.812
              },
              {
                "average": 0,
                "count": 51018501,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51018501,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51018501,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51018501,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51018501,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707349.0283,
              5383292.128,
              609.1453784,
              708905.9283,
              5384850.508,
              946.9253784
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707349.0282828966,
                    5383292.128368346,
                    609.1453783760527
                  ],
                  [
                    707349.0282828966,
                    5384850.508368347,
                    609.1453783760527
                  ],
                  [
                    708905.9282828965,
                    5384850.508368347,
                    946.9253783760527
                  ],
                  [
                    708905.9282828965,
                    5383292.128368346,
                    946.9253783760527
                  ],
                  [
                    707349.0282828966,
                    5383292.128368346,
                    609.1453783760527
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:06:59+00:00",
            "end_time": "2018-07-20T23:39:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18834358441185,
              48.32548642143995,
              880.3472453371147
            ],
            [
              -120.18757320351105,
              48.339485964454056,
              880.3472453371147
            ],
            [
              -120.16658724111944,
              48.33897054337406,
              1392.0272453371147
            ],
            [
              -120.16736335182327,
              48.32497125220268,
              1392.0272453371147
            ],
            [
              -120.18834358441185,
              48.32548642143995,
              880.3472453371147
            ]
          ]
        ]
      },
      "bbox": [
        -120.1883436,
        48.32497125,
        880.3472453,
        -120.1665872,
        48.33948596,
        1392.027245
      ],
      "properties": {
        "datetime": "2018-07-21T01:15:00Z",
        "pc:count": 58894265,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709176.2218,
            "count": 58894265,
            "maximum": 709961.6843,
            "minimum": 708404.6243,
            "name": "X",
            "position": 0,
            "stddev": 433.3553345,
            "variance": 187796.846
          },
          {
            "average": 5357061.683,
            "count": 58894265,
            "maximum": 5357856.565,
            "minimum": 5356298.605,
            "name": "Y",
            "position": 1,
            "stddev": 431.2846499,
            "variance": 186006.4492
          },
          {
            "average": 1187.957334,
            "count": 58894265,
            "maximum": 1392.027245,
            "minimum": 880.3472453,
            "name": "Z",
            "position": 2,
            "stddev": 96.92102623,
            "variance": 9393.685326
          },
          {
            "average": 677.7667417,
            "count": 58894265,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 491.3424818,
            "variance": 241417.4344
          },
          {
            "average": 1.613163523,
            "count": 58894265,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8589987832,
            "variance": 0.7378789096
          },
          {
            "average": 2.226132477,
            "count": 58894265,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.106513114,
            "variance": 1.224371272
          },
          {
            "average": 0.4968575973,
            "count": 58894265,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901295,
            "variance": 0.2499901295
          },
          {
            "average": 0.0002844759163,
            "count": 58894265,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01686401478,
            "variance": 0.0002843949946
          },
          {
            "average": 1.221437486,
            "count": 58894265,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4597517237,
            "variance": 0.2113716475
          },
          {
            "average": 0.5911808763,
            "count": 58894265,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.14318959,
            "variance": 147.4570535
          },
          {
            "average": 0,
            "count": 58894265,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8528903,
            "count": 58894265,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.621953463,
            "variance": 6.874639963
          },
          {
            "average": 216168104.7,
            "count": 58894265,
            "maximum": 216170900.7,
            "minimum": 216164701.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1443.102567,
            "variance": 2082545.018
          },
          {
            "average": 0,
            "count": 58894265,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58894265,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58894265,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58894265,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58894265,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708404.6243,
          5356298.605,
          880.3472453,
          709961.6843,
          5357856.565,
          1392.027245
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708404.6242999781,
                5356298.605294128,
                880.3472453371147
              ],
              [
                708404.6242999781,
                5357856.565294129,
                880.3472453371147
              ],
              [
                709961.6842999782,
                5357856.565294129,
                1392.0272453371147
              ],
              [
                709961.6842999782,
                5356298.605294128,
                1392.0272453371147
              ],
              [
                708404.6242999781,
                5356298.605294128,
                880.3472453371147
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:15:00+00:00",
        "end_time": "2018-07-20T23:31:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1883436,
            48.32497125,
            880.3472453,
            -120.1665872,
            48.33948596,
            1392.027245
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18834358441185,
                  48.32548642143995,
                  880.3472453371147
                ],
                [
                  -120.18757320351105,
                  48.339485964454056,
                  880.3472453371147
                ],
                [
                  -120.16658724111944,
                  48.33897054337406,
                  1392.0272453371147
                ],
                [
                  -120.16736335182327,
                  48.32497125220268,
                  1392.0272453371147
                ],
                [
                  -120.18834358441185,
                  48.32548642143995,
                  880.3472453371147
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:15:00Z",
            "pc:count": 58894265,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709176.2218,
                "count": 58894265,
                "maximum": 709961.6843,
                "minimum": 708404.6243,
                "name": "X",
                "position": 0,
                "stddev": 433.3553345,
                "variance": 187796.846
              },
              {
                "average": 5357061.683,
                "count": 58894265,
                "maximum": 5357856.565,
                "minimum": 5356298.605,
                "name": "Y",
                "position": 1,
                "stddev": 431.2846499,
                "variance": 186006.4492
              },
              {
                "average": 1187.957334,
                "count": 58894265,
                "maximum": 1392.027245,
                "minimum": 880.3472453,
                "name": "Z",
                "position": 2,
                "stddev": 96.92102623,
                "variance": 9393.685326
              },
              {
                "average": 677.7667417,
                "count": 58894265,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 491.3424818,
                "variance": 241417.4344
              },
              {
                "average": 1.613163523,
                "count": 58894265,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8589987832,
                "variance": 0.7378789096
              },
              {
                "average": 2.226132477,
                "count": 58894265,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.106513114,
                "variance": 1.224371272
              },
              {
                "average": 0.4968575973,
                "count": 58894265,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901295,
                "variance": 0.2499901295
              },
              {
                "average": 0.0002844759163,
                "count": 58894265,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01686401478,
                "variance": 0.0002843949946
              },
              {
                "average": 1.221437486,
                "count": 58894265,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4597517237,
                "variance": 0.2113716475
              },
              {
                "average": 0.5911808763,
                "count": 58894265,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.14318959,
                "variance": 147.4570535
              },
              {
                "average": 0,
                "count": 58894265,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8528903,
                "count": 58894265,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.621953463,
                "variance": 6.874639963
              },
              {
                "average": 216168104.7,
                "count": 58894265,
                "maximum": 216170900.7,
                "minimum": 216164701.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1443.102567,
                "variance": 2082545.018
              },
              {
                "average": 0,
                "count": 58894265,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58894265,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58894265,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58894265,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58894265,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708404.6243,
              5356298.605,
              880.3472453,
              709961.6843,
              5357856.565,
              1392.027245
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708404.6242999781,
                    5356298.605294128,
                    880.3472453371147
                  ],
                  [
                    708404.6242999781,
                    5357856.565294129,
                    880.3472453371147
                  ],
                  [
                    709961.6842999782,
                    5357856.565294129,
                    1392.0272453371147
                  ],
                  [
                    709961.6842999782,
                    5356298.605294128,
                    1392.0272453371147
                  ],
                  [
                    708404.6242999781,
                    5356298.605294128,
                    880.3472453371147
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:15:00+00:00",
            "end_time": "2018-07-20T23:31:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14827378289117,
              48.4604837032672,
              601.2649825575141
            ],
            [
              -120.14748866035966,
              48.47448350959374,
              601.2649825575141
            ],
            [
              -120.12644916879437,
              48.47395972248348,
              812.7449825575142
            ],
            [
              -120.12724006286098,
              48.459960172237906,
              812.7449825575142
            ],
            [
              -120.14827378289117,
              48.4604837032672,
              601.2649825575141
            ]
          ]
        ]
      },
      "bbox": [
        -120.1482738,
        48.45996017,
        601.2649826,
        -120.1264492,
        48.47448351,
        812.7449826
      ],
      "properties": {
        "datetime": "2018-07-20T16:01:39Z",
        "pc:count": 27618360,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711610.0007,
            "count": 27618360,
            "maximum": 712372.5294,
            "minimum": 710815.5694,
            "name": "X",
            "position": 0,
            "stddev": 444.9145344,
            "variance": 197948.9429
          },
          {
            "average": 5372185.507,
            "count": 27618360,
            "maximum": 5372969.638,
            "minimum": 5371411.558,
            "name": "Y",
            "position": 1,
            "stddev": 426.9162527,
            "variance": 182257.4869
          },
          {
            "average": 682.1630208,
            "count": 27618360,
            "maximum": 812.7449826,
            "minimum": 601.2649826,
            "name": "Z",
            "position": 2,
            "stddev": 54.62329169,
            "variance": 2983.703996
          },
          {
            "average": 1245.642117,
            "count": 27618360,
            "maximum": 4095,
            "minimum": 73,
            "name": "Intensity",
            "position": 3,
            "stddev": 369.3448544,
            "variance": 136415.6215
          },
          {
            "average": 1.036599566,
            "count": 27618360,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2111531382,
            "variance": 0.04458564777
          },
          {
            "average": 1.073193303,
            "count": 27618360,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.309530226,
            "variance": 0.09580896079
          },
          {
            "average": 0.4972543627,
            "count": 27618360,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999924705,
            "variance": 0.2499924705
          },
          {
            "average": 0.0003025161523,
            "count": 27618360,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01739036076,
            "variance": 0.0003024246472
          },
          {
            "average": 1.616094185,
            "count": 27618360,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.511589758,
            "variance": 0.2617240805
          },
          {
            "average": -0.1556941249,
            "count": 27618360,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.46503497,
            "variance": 109.5169568
          },
          {
            "average": 0,
            "count": 27618360,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 514.3590543,
            "count": 27618360,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 637.5827136,
            "variance": 406511.7167
          },
          {
            "average": 216123622.1,
            "count": 27618360,
            "maximum": 216137699.6,
            "minimum": 216089380.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20497.97751,
            "variance": 420167081.9
          },
          {
            "average": 0,
            "count": 27618360,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27618360,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27618360,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27618360,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27618360,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710815.5694,
          5371411.558,
          601.2649826,
          712372.5294,
          5372969.638,
          812.7449826
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710815.5694105875,
                5371411.558293977,
                601.2649825575141
              ],
              [
                710815.5694105875,
                5372969.638293977,
                601.2649825575141
              ],
              [
                712372.5294105875,
                5372969.638293977,
                812.7449825575142
              ],
              [
                712372.5294105875,
                5371411.558293977,
                812.7449825575142
              ],
              [
                710815.5694105875,
                5371411.558293977,
                601.2649825575141
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:01:39+00:00",
        "end_time": "2018-07-20T02:36:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1482738,
            48.45996017,
            601.2649826,
            -120.1264492,
            48.47448351,
            812.7449826
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14827378289117,
                  48.4604837032672,
                  601.2649825575141
                ],
                [
                  -120.14748866035966,
                  48.47448350959374,
                  601.2649825575141
                ],
                [
                  -120.12644916879437,
                  48.47395972248348,
                  812.7449825575142
                ],
                [
                  -120.12724006286098,
                  48.459960172237906,
                  812.7449825575142
                ],
                [
                  -120.14827378289117,
                  48.4604837032672,
                  601.2649825575141
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:01:39Z",
            "pc:count": 27618360,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711610.0007,
                "count": 27618360,
                "maximum": 712372.5294,
                "minimum": 710815.5694,
                "name": "X",
                "position": 0,
                "stddev": 444.9145344,
                "variance": 197948.9429
              },
              {
                "average": 5372185.507,
                "count": 27618360,
                "maximum": 5372969.638,
                "minimum": 5371411.558,
                "name": "Y",
                "position": 1,
                "stddev": 426.9162527,
                "variance": 182257.4869
              },
              {
                "average": 682.1630208,
                "count": 27618360,
                "maximum": 812.7449826,
                "minimum": 601.2649826,
                "name": "Z",
                "position": 2,
                "stddev": 54.62329169,
                "variance": 2983.703996
              },
              {
                "average": 1245.642117,
                "count": 27618360,
                "maximum": 4095,
                "minimum": 73,
                "name": "Intensity",
                "position": 3,
                "stddev": 369.3448544,
                "variance": 136415.6215
              },
              {
                "average": 1.036599566,
                "count": 27618360,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2111531382,
                "variance": 0.04458564777
              },
              {
                "average": 1.073193303,
                "count": 27618360,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.309530226,
                "variance": 0.09580896079
              },
              {
                "average": 0.4972543627,
                "count": 27618360,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999924705,
                "variance": 0.2499924705
              },
              {
                "average": 0.0003025161523,
                "count": 27618360,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01739036076,
                "variance": 0.0003024246472
              },
              {
                "average": 1.616094185,
                "count": 27618360,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.511589758,
                "variance": 0.2617240805
              },
              {
                "average": -0.1556941249,
                "count": 27618360,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.46503497,
                "variance": 109.5169568
              },
              {
                "average": 0,
                "count": 27618360,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 514.3590543,
                "count": 27618360,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 637.5827136,
                "variance": 406511.7167
              },
              {
                "average": 216123622.1,
                "count": 27618360,
                "maximum": 216137699.6,
                "minimum": 216089380.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20497.97751,
                "variance": 420167081.9
              },
              {
                "average": 0,
                "count": 27618360,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27618360,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27618360,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27618360,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27618360,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710815.5694,
              5371411.558,
              601.2649826,
              712372.5294,
              5372969.638,
              812.7449826
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710815.5694105875,
                    5371411.558293977,
                    601.2649825575141
                  ],
                  [
                    710815.5694105875,
                    5372969.638293977,
                    601.2649825575141
                  ],
                  [
                    712372.5294105875,
                    5372969.638293977,
                    812.7449825575142
                  ],
                  [
                    712372.5294105875,
                    5371411.558293977,
                    812.7449825575142
                  ],
                  [
                    710815.5694105875,
                    5371411.558293977,
                    601.2649825575141
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:01:39+00:00",
            "end_time": "2018-07-20T02:36:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20935795880465,
              48.5278692784502,
              572.0754880336849
            ],
            [
              -120.2085877607048,
              48.54187073511763,
              572.0754880336849
            ],
            [
              -120.1875203234551,
              48.541357613294785,
              930.6554880336848
            ],
            [
              -120.18829631581008,
              48.527356407597075,
              930.6554880336848
            ],
            [
              -120.20935795880465,
              48.5278692784502,
              572.0754880336849
            ]
          ]
        ]
      },
      "bbox": [
        -120.209358,
        48.52735641,
        572.075488,
        -120.1875203,
        48.54187074,
        930.655488
      ],
      "properties": {
        "datetime": "2018-07-21T02:15:13Z",
        "pc:count": 39803271,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706846.1844,
            "count": 39803271,
            "maximum": 707583.8106,
            "minimum": 706026.9306,
            "name": "X",
            "position": 0,
            "stddev": 432.5897463,
            "variance": 187133.8886
          },
          {
            "average": 5379517.781,
            "count": 39803271,
            "maximum": 5380292.411,
            "minimum": 5378734.211,
            "name": "Y",
            "position": 1,
            "stddev": 418.5420403,
            "variance": 175177.4395
          },
          {
            "average": 723.6085668,
            "count": 39803271,
            "maximum": 930.655488,
            "minimum": 572.075488,
            "name": "Z",
            "position": 2,
            "stddev": 96.53171432,
            "variance": 9318.371869
          },
          {
            "average": 1087.046813,
            "count": 39803271,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 420.5342827,
            "variance": 176849.0829
          },
          {
            "average": 1.103695824,
            "count": 39803271,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3591083926,
            "variance": 0.1289588376
          },
          {
            "average": 1.207255228,
            "count": 39803271,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5217490178,
            "variance": 0.2722220376
          },
          {
            "average": 0.4950317274,
            "count": 39803271,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999753219,
            "variance": 0.2499753225
          },
          {
            "average": 0.0003086429756,
            "count": 39803271,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01756552655,
            "variance": 0.0003085477229
          },
          {
            "average": 1.48212829,
            "count": 39803271,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5220216684,
            "variance": 0.2725066223
          },
          {
            "average": -0.2422651199,
            "count": 39803271,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.693057282,
            "variance": 93.95535947
          },
          {
            "average": 0,
            "count": 39803271,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.68159,
            "count": 39803271,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.616363177,
            "variance": 6.845356272
          },
          {
            "average": 216171342.5,
            "count": 39803271,
            "maximum": 216174513.9,
            "minimum": 216168453,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1304.221812,
            "variance": 1700994.535
          },
          {
            "average": 0,
            "count": 39803271,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39803271,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39803271,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39803271,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39803271,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706026.9306,
          5378734.211,
          572.075488,
          707583.8106,
          5380292.411,
          930.655488
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706026.9305683291,
                5378734.210993041,
                572.0754880336849
              ],
              [
                706026.9305683291,
                5380292.410993041,
                572.0754880336849
              ],
              [
                707583.810568329,
                5380292.410993041,
                930.6554880336848
              ],
              [
                707583.810568329,
                5378734.210993041,
                930.6554880336848
              ],
              [
                706026.9305683291,
                5378734.210993041,
                572.0754880336849
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:15:13+00:00",
        "end_time": "2018-07-21T00:34:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.209358,
            48.52735641,
            572.075488,
            -120.1875203,
            48.54187074,
            930.655488
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20935795880465,
                  48.5278692784502,
                  572.0754880336849
                ],
                [
                  -120.2085877607048,
                  48.54187073511763,
                  572.0754880336849
                ],
                [
                  -120.1875203234551,
                  48.541357613294785,
                  930.6554880336848
                ],
                [
                  -120.18829631581008,
                  48.527356407597075,
                  930.6554880336848
                ],
                [
                  -120.20935795880465,
                  48.5278692784502,
                  572.0754880336849
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:15:13Z",
            "pc:count": 39803271,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706846.1844,
                "count": 39803271,
                "maximum": 707583.8106,
                "minimum": 706026.9306,
                "name": "X",
                "position": 0,
                "stddev": 432.5897463,
                "variance": 187133.8886
              },
              {
                "average": 5379517.781,
                "count": 39803271,
                "maximum": 5380292.411,
                "minimum": 5378734.211,
                "name": "Y",
                "position": 1,
                "stddev": 418.5420403,
                "variance": 175177.4395
              },
              {
                "average": 723.6085668,
                "count": 39803271,
                "maximum": 930.655488,
                "minimum": 572.075488,
                "name": "Z",
                "position": 2,
                "stddev": 96.53171432,
                "variance": 9318.371869
              },
              {
                "average": 1087.046813,
                "count": 39803271,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 420.5342827,
                "variance": 176849.0829
              },
              {
                "average": 1.103695824,
                "count": 39803271,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3591083926,
                "variance": 0.1289588376
              },
              {
                "average": 1.207255228,
                "count": 39803271,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5217490178,
                "variance": 0.2722220376
              },
              {
                "average": 0.4950317274,
                "count": 39803271,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999753219,
                "variance": 0.2499753225
              },
              {
                "average": 0.0003086429756,
                "count": 39803271,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01756552655,
                "variance": 0.0003085477229
              },
              {
                "average": 1.48212829,
                "count": 39803271,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5220216684,
                "variance": 0.2725066223
              },
              {
                "average": -0.2422651199,
                "count": 39803271,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.693057282,
                "variance": 93.95535947
              },
              {
                "average": 0,
                "count": 39803271,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.68159,
                "count": 39803271,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.616363177,
                "variance": 6.845356272
              },
              {
                "average": 216171342.5,
                "count": 39803271,
                "maximum": 216174513.9,
                "minimum": 216168453,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1304.221812,
                "variance": 1700994.535
              },
              {
                "average": 0,
                "count": 39803271,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39803271,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39803271,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39803271,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39803271,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706026.9306,
              5378734.211,
              572.075488,
              707583.8106,
              5380292.411,
              930.655488
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706026.9305683291,
                    5378734.210993041,
                    572.0754880336849
                  ],
                  [
                    706026.9305683291,
                    5380292.410993041,
                    572.0754880336849
                  ],
                  [
                    707583.810568329,
                    5380292.410993041,
                    930.6554880336848
                  ],
                  [
                    707583.810568329,
                    5378734.210993041,
                    930.6554880336848
                  ],
                  [
                    706026.9305683291,
                    5378734.210993041,
                    572.0754880336849
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:15:13+00:00",
            "end_time": "2018-07-21T00:34:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2494506568454,
              48.41983308535842,
              738.6683992187211
            ],
            [
              -120.24869450631726,
              48.433833124240614,
              738.6683992187211
            ],
            [
              -120.22766997242611,
              48.43332815332307,
              1069.268399218721
            ],
            [
              -120.22843188322483,
              48.419328361283846,
              1069.268399218721
            ],
            [
              -120.2494506568454,
              48.41983308535842,
              738.6683992187211
            ]
          ]
        ]
      },
      "bbox": [
        -120.2494507,
        48.41932836,
        738.6683992,
        -120.22767,
        48.43383312,
        1069.268399
      ],
      "properties": {
        "datetime": "2018-07-21T20:07:05Z",
        "pc:count": 52368947,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704247.9732,
            "count": 52368947,
            "maximum": 705056.0832,
            "minimum": 703499.1232,
            "name": "X",
            "position": 0,
            "stddev": 425.8273805,
            "variance": 181328.958
          },
          {
            "average": 5367400.646,
            "count": 52368947,
            "maximum": 5368177.747,
            "minimum": 5366619.787,
            "name": "Y",
            "position": 1,
            "stddev": 433.8565933,
            "variance": 188231.5435
          },
          {
            "average": 878.5081143,
            "count": 52368947,
            "maximum": 1069.268399,
            "minimum": 738.6683992,
            "name": "Z",
            "position": 2,
            "stddev": 80.65544274,
            "variance": 6505.300443
          },
          {
            "average": 907.387632,
            "count": 52368947,
            "maximum": 4095,
            "minimum": 63,
            "name": "Intensity",
            "position": 3,
            "stddev": 428.15739,
            "variance": 183318.7506
          },
          {
            "average": 1.399537745,
            "count": 52368947,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6902884631,
            "variance": 0.4764981623
          },
          {
            "average": 1.799392701,
            "count": 52368947,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9331016818,
            "variance": 0.8706787485
          },
          {
            "average": 0.4966548401,
            "count": 52368947,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999888146,
            "variance": 0.2499888147
          },
          {
            "average": 0.0002569461632,
            "count": 52368947,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01602748099,
            "variance": 0.0002568801467
          },
          {
            "average": 1.325337571,
            "count": 52368947,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5040039966,
            "variance": 0.2540200286
          },
          {
            "average": 0.05651903864,
            "count": 52368947,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.960780251,
            "variance": 99.21714321
          },
          {
            "average": 0,
            "count": 52368947,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 47.77233359,
            "count": 52368947,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.90387155,
            "variance": 4343.320286
          },
          {
            "average": 216223422.9,
            "count": 52368947,
            "maximum": 216238825.9,
            "minimum": 216175326.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23834.5044,
            "variance": 568083600.1
          },
          {
            "average": 0,
            "count": 52368947,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52368947,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52368947,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52368947,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52368947,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703499.1232,
          5366619.787,
          738.6683992,
          705056.0832,
          5368177.747,
          1069.268399
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703499.1232497017,
                5366619.7873708345,
                738.6683992187211
              ],
              [
                703499.1232497017,
                5368177.747370835,
                738.6683992187211
              ],
              [
                705056.0832497017,
                5368177.747370835,
                1069.268399218721
              ],
              [
                705056.0832497017,
                5366619.7873708345,
                1069.268399218721
              ],
              [
                703499.1232497017,
                5366619.7873708345,
                738.6683992187211
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:07:05+00:00",
        "end_time": "2018-07-21T02:28:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2494507,
            48.41932836,
            738.6683992,
            -120.22767,
            48.43383312,
            1069.268399
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2494506568454,
                  48.41983308535842,
                  738.6683992187211
                ],
                [
                  -120.24869450631726,
                  48.433833124240614,
                  738.6683992187211
                ],
                [
                  -120.22766997242611,
                  48.43332815332307,
                  1069.268399218721
                ],
                [
                  -120.22843188322483,
                  48.419328361283846,
                  1069.268399218721
                ],
                [
                  -120.2494506568454,
                  48.41983308535842,
                  738.6683992187211
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:07:05Z",
            "pc:count": 52368947,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704247.9732,
                "count": 52368947,
                "maximum": 705056.0832,
                "minimum": 703499.1232,
                "name": "X",
                "position": 0,
                "stddev": 425.8273805,
                "variance": 181328.958
              },
              {
                "average": 5367400.646,
                "count": 52368947,
                "maximum": 5368177.747,
                "minimum": 5366619.787,
                "name": "Y",
                "position": 1,
                "stddev": 433.8565933,
                "variance": 188231.5435
              },
              {
                "average": 878.5081143,
                "count": 52368947,
                "maximum": 1069.268399,
                "minimum": 738.6683992,
                "name": "Z",
                "position": 2,
                "stddev": 80.65544274,
                "variance": 6505.300443
              },
              {
                "average": 907.387632,
                "count": 52368947,
                "maximum": 4095,
                "minimum": 63,
                "name": "Intensity",
                "position": 3,
                "stddev": 428.15739,
                "variance": 183318.7506
              },
              {
                "average": 1.399537745,
                "count": 52368947,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6902884631,
                "variance": 0.4764981623
              },
              {
                "average": 1.799392701,
                "count": 52368947,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9331016818,
                "variance": 0.8706787485
              },
              {
                "average": 0.4966548401,
                "count": 52368947,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999888146,
                "variance": 0.2499888147
              },
              {
                "average": 0.0002569461632,
                "count": 52368947,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01602748099,
                "variance": 0.0002568801467
              },
              {
                "average": 1.325337571,
                "count": 52368947,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5040039966,
                "variance": 0.2540200286
              },
              {
                "average": 0.05651903864,
                "count": 52368947,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.960780251,
                "variance": 99.21714321
              },
              {
                "average": 0,
                "count": 52368947,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 47.77233359,
                "count": 52368947,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.90387155,
                "variance": 4343.320286
              },
              {
                "average": 216223422.9,
                "count": 52368947,
                "maximum": 216238825.9,
                "minimum": 216175326.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23834.5044,
                "variance": 568083600.1
              },
              {
                "average": 0,
                "count": 52368947,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52368947,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52368947,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52368947,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52368947,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703499.1232,
              5366619.787,
              738.6683992,
              705056.0832,
              5368177.747,
              1069.268399
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703499.1232497017,
                    5366619.7873708345,
                    738.6683992187211
                  ],
                  [
                    703499.1232497017,
                    5368177.747370835,
                    738.6683992187211
                  ],
                  [
                    705056.0832497017,
                    5368177.747370835,
                    1069.268399218721
                  ],
                  [
                    705056.0832497017,
                    5366619.7873708345,
                    1069.268399218721
                  ],
                  [
                    703499.1232497017,
                    5366619.7873708345,
                    738.6683992187211
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:07:05+00:00",
            "end_time": "2018-07-21T02:28:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20181011_OKAMTW_580088_1637308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2711535614464,
              48.797675145387736,
              2022.3631568850403
            ],
            [
              -120.27065468418284,
              48.80686321428683,
              2022.3631568850403
            ],
            [
              -120.25721633889155,
              48.806544006628556,
              2421.5431568850404
            ],
            [
              -120.25771766496376,
              48.79735604031639,
              2421.5431568850404
            ],
            [
              -120.2711535614464,
              48.797675145387736,
              2022.3631568850403
            ]
          ]
        ]
      },
      "bbox": [
        -120.2711536,
        48.79735604,
        2022.363157,
        -120.2572163,
        48.80686321,
        2421.543157
      ],
      "properties": {
        "datetime": "2018-10-11T21:12:10Z",
        "pc:count": 13846785,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 700823.5305,
            "count": 13846785,
            "maximum": 701379.8083,
            "minimum": 700391.9683,
            "name": "X",
            "position": 0,
            "stddev": 241.7005545,
            "variance": 58419.15806
          },
          {
            "average": 5408939.753,
            "count": 13846785,
            "maximum": 5409578.927,
            "minimum": 5408556.407,
            "name": "Y",
            "position": 1,
            "stddev": 241.0342517,
            "variance": 58097.51049
          },
          {
            "average": 2186.532451,
            "count": 13846785,
            "maximum": 2421.543157,
            "minimum": 2022.363157,
            "name": "Z",
            "position": 2,
            "stddev": 100.5488348,
            "variance": 10110.06819
          },
          {
            "average": 768.8960398,
            "count": 13846785,
            "maximum": 3057,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 662.3159221,
            "variance": 438662.3807
          },
          {
            "average": 1.613050972,
            "count": 13846785,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9163235842,
            "variance": 0.839648911
          },
          {
            "average": 2.226004015,
            "count": 13846785,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.236902318,
            "variance": 1.529927345
          },
          {
            "average": 0.4965514378,
            "count": 13846785,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999881253,
            "variance": 0.2499881255
          },
          {
            "average": 0.0002563772024,
            "count": 13846785,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01600973115,
            "variance": 0.0002563114916
          },
          {
            "average": 1.368502797,
            "count": 13846785,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5395044144,
            "variance": 0.2910650132
          },
          {
            "average": -4.179761234,
            "count": 13846785,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.24779805,
            "variance": 175.5041532
          },
          {
            "average": 0,
            "count": 13846785,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 148.5271401,
            "count": 13846785,
            "maximum": 150,
            "minimum": 145,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.669375017,
            "variance": 2.786812949
          },
          {
            "average": 223326668.2,
            "count": 13846785,
            "maximum": 223327530.9,
            "minimum": 223324536.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 988.7751152,
            "variance": 977676.2285
          },
          {
            "average": 0,
            "count": 13846785,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13846785,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13846785,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13846785,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13846785,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700391.9683,
          5408556.407,
          2022.363157,
          701379.8083,
          5409578.927,
          2421.543157
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700391.968337017,
                5408556.406739345,
                2022.3631568850403
              ],
              [
                700391.968337017,
                5409578.926739344,
                2022.3631568850403
              ],
              [
                701379.8083370171,
                5409578.926739344,
                2421.5431568850404
              ],
              [
                701379.8083370171,
                5408556.406739345,
                2421.5431568850404
              ],
              [
                700391.968337017,
                5408556.406739345,
                2022.3631568850403
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:12:10+00:00",
        "end_time": "2018-10-11T20:22:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20181011_OKAMTW_580088_1637308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20181011_OKAMTW_580088_1637308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20181011_OKAMTW_580088_1637308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_580088_1637308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2711536,
            48.79735604,
            2022.363157,
            -120.2572163,
            48.80686321,
            2421.543157
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2711535614464,
                  48.797675145387736,
                  2022.3631568850403
                ],
                [
                  -120.27065468418284,
                  48.80686321428683,
                  2022.3631568850403
                ],
                [
                  -120.25721633889155,
                  48.806544006628556,
                  2421.5431568850404
                ],
                [
                  -120.25771766496376,
                  48.79735604031639,
                  2421.5431568850404
                ],
                [
                  -120.2711535614464,
                  48.797675145387736,
                  2022.3631568850403
                ]
              ]
            ]
          },
          "id": "20181011_OKAMTW_580088_1637308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20181011_OKAMTW_580088_1637308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:12:10Z",
            "pc:count": 13846785,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 700823.5305,
                "count": 13846785,
                "maximum": 701379.8083,
                "minimum": 700391.9683,
                "name": "X",
                "position": 0,
                "stddev": 241.7005545,
                "variance": 58419.15806
              },
              {
                "average": 5408939.753,
                "count": 13846785,
                "maximum": 5409578.927,
                "minimum": 5408556.407,
                "name": "Y",
                "position": 1,
                "stddev": 241.0342517,
                "variance": 58097.51049
              },
              {
                "average": 2186.532451,
                "count": 13846785,
                "maximum": 2421.543157,
                "minimum": 2022.363157,
                "name": "Z",
                "position": 2,
                "stddev": 100.5488348,
                "variance": 10110.06819
              },
              {
                "average": 768.8960398,
                "count": 13846785,
                "maximum": 3057,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 662.3159221,
                "variance": 438662.3807
              },
              {
                "average": 1.613050972,
                "count": 13846785,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9163235842,
                "variance": 0.839648911
              },
              {
                "average": 2.226004015,
                "count": 13846785,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.236902318,
                "variance": 1.529927345
              },
              {
                "average": 0.4965514378,
                "count": 13846785,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999881253,
                "variance": 0.2499881255
              },
              {
                "average": 0.0002563772024,
                "count": 13846785,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01600973115,
                "variance": 0.0002563114916
              },
              {
                "average": 1.368502797,
                "count": 13846785,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5395044144,
                "variance": 0.2910650132
              },
              {
                "average": -4.179761234,
                "count": 13846785,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.24779805,
                "variance": 175.5041532
              },
              {
                "average": 0,
                "count": 13846785,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 148.5271401,
                "count": 13846785,
                "maximum": 150,
                "minimum": 145,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.669375017,
                "variance": 2.786812949
              },
              {
                "average": 223326668.2,
                "count": 13846785,
                "maximum": 223327530.9,
                "minimum": 223324536.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 988.7751152,
                "variance": 977676.2285
              },
              {
                "average": 0,
                "count": 13846785,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13846785,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13846785,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13846785,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13846785,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700391.9683,
              5408556.407,
              2022.363157,
              701379.8083,
              5409578.927,
              2421.543157
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700391.968337017,
                    5408556.406739345,
                    2022.3631568850403
                  ],
                  [
                    700391.968337017,
                    5409578.926739344,
                    2022.3631568850403
                  ],
                  [
                    701379.8083370171,
                    5409578.926739344,
                    2421.5431568850404
                  ],
                  [
                    701379.8083370171,
                    5408556.406739345,
                    2421.5431568850404
                  ],
                  [
                    700391.968337017,
                    5408556.406739345,
                    2022.3631568850403
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:12:10+00:00",
            "end_time": "2018-10-11T20:22:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.28996566414469,
              48.41974274482849,
              1023.1444247750555
            ],
            [
              -120.28922067427293,
              48.433742717604346,
              1023.1444247750555
            ],
            [
              -120.26819654341801,
              48.43324517716458,
              1428.1244247750556
            ],
            [
              -120.26894729379721,
              48.41924544759828,
              1428.1244247750556
            ],
            [
              -120.28996566414469,
              48.41974274482849,
              1023.1444247750555
            ]
          ]
        ]
      },
      "bbox": [
        -120.2899657,
        48.41924545,
        1023.144425,
        -120.2681965,
        48.43374272,
        1428.124425
      ],
      "properties": {
        "datetime": "2018-10-11T21:22:56Z",
        "pc:count": 58593339,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701258.5057,
            "count": 58593339,
            "maximum": 702059.1268,
            "minimum": 700502.2468,
            "name": "X",
            "position": 0,
            "stddev": 399.3413347,
            "variance": 159473.5016
          },
          {
            "average": 5367276.209,
            "count": 58593339,
            "maximum": 5368060.728,
            "minimum": 5366502.828,
            "name": "Y",
            "position": 1,
            "stddev": 426.1404886,
            "variance": 181595.716
          },
          {
            "average": 1214.397246,
            "count": 58593339,
            "maximum": 1428.124425,
            "minimum": 1023.144425,
            "name": "Z",
            "position": 2,
            "stddev": 83.86963592,
            "variance": 7034.115829
          },
          {
            "average": 522.7591064,
            "count": 58593339,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 374.8704029,
            "variance": 140527.819
          },
          {
            "average": 1.605454436,
            "count": 58593339,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.825173595,
            "variance": 0.6809114619
          },
          {
            "average": 2.210969936,
            "count": 58593339,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.034782988,
            "variance": 1.070775832
          },
          {
            "average": 0.4969619328,
            "count": 58593339,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907743,
            "variance": 0.2499907744
          },
          {
            "average": 0.0002208100822,
            "count": 58593339,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0148580392,
            "variance": 0.0002207613289
          },
          {
            "average": 1.239655159,
            "count": 58593339,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4701499625,
            "variance": 0.2210409873
          },
          {
            "average": 0.2493948728,
            "count": 58593339,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.57163736,
            "variance": 111.7595165
          },
          {
            "average": 0,
            "count": 58593339,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.6324398,
            "count": 58593339,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.63762498,
            "variance": 1199.765064
          },
          {
            "average": 223027437,
            "count": 58593339,
            "maximum": 223328176.5,
            "minimum": 222115421.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 520403.4267,
            "variance": 270819726500.0
          },
          {
            "average": 0,
            "count": 58593339,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58593339,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58593339,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58593339,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58593339,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700502.2468,
          5366502.828,
          1023.144425,
          702059.1268,
          5368060.728,
          1428.124425
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700502.246812308,
                5366502.828016266,
                1023.1444247750555
              ],
              [
                700502.246812308,
                5368060.728016267,
                1023.1444247750555
              ],
              [
                702059.1268123079,
                5368060.728016267,
                1428.1244247750556
              ],
              [
                702059.1268123079,
                5366502.828016266,
                1428.1244247750556
              ],
              [
                700502.246812308,
                5366502.828016266,
                1023.1444247750555
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:22:56+00:00",
        "end_time": "2018-09-27T20:30:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2899657,
            48.41924545,
            1023.144425,
            -120.2681965,
            48.43374272,
            1428.124425
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.28996566414469,
                  48.41974274482849,
                  1023.1444247750555
                ],
                [
                  -120.28922067427293,
                  48.433742717604346,
                  1023.1444247750555
                ],
                [
                  -120.26819654341801,
                  48.43324517716458,
                  1428.1244247750556
                ],
                [
                  -120.26894729379721,
                  48.41924544759828,
                  1428.1244247750556
                ],
                [
                  -120.28996566414469,
                  48.41974274482849,
                  1023.1444247750555
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:22:56Z",
            "pc:count": 58593339,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701258.5057,
                "count": 58593339,
                "maximum": 702059.1268,
                "minimum": 700502.2468,
                "name": "X",
                "position": 0,
                "stddev": 399.3413347,
                "variance": 159473.5016
              },
              {
                "average": 5367276.209,
                "count": 58593339,
                "maximum": 5368060.728,
                "minimum": 5366502.828,
                "name": "Y",
                "position": 1,
                "stddev": 426.1404886,
                "variance": 181595.716
              },
              {
                "average": 1214.397246,
                "count": 58593339,
                "maximum": 1428.124425,
                "minimum": 1023.144425,
                "name": "Z",
                "position": 2,
                "stddev": 83.86963592,
                "variance": 7034.115829
              },
              {
                "average": 522.7591064,
                "count": 58593339,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 374.8704029,
                "variance": 140527.819
              },
              {
                "average": 1.605454436,
                "count": 58593339,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.825173595,
                "variance": 0.6809114619
              },
              {
                "average": 2.210969936,
                "count": 58593339,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.034782988,
                "variance": 1.070775832
              },
              {
                "average": 0.4969619328,
                "count": 58593339,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907743,
                "variance": 0.2499907744
              },
              {
                "average": 0.0002208100822,
                "count": 58593339,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0148580392,
                "variance": 0.0002207613289
              },
              {
                "average": 1.239655159,
                "count": 58593339,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4701499625,
                "variance": 0.2210409873
              },
              {
                "average": 0.2493948728,
                "count": 58593339,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.57163736,
                "variance": 111.7595165
              },
              {
                "average": 0,
                "count": 58593339,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.6324398,
                "count": 58593339,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.63762498,
                "variance": 1199.765064
              },
              {
                "average": 223027437,
                "count": 58593339,
                "maximum": 223328176.5,
                "minimum": 222115421.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 520403.4267,
                "variance": 270819726500.0
              },
              {
                "average": 0,
                "count": 58593339,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58593339,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58593339,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58593339,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58593339,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700502.2468,
              5366502.828,
              1023.144425,
              702059.1268,
              5368060.728,
              1428.124425
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700502.246812308,
                    5366502.828016266,
                    1023.1444247750555
                  ],
                  [
                    700502.246812308,
                    5368060.728016267,
                    1023.1444247750555
                  ],
                  [
                    702059.1268123079,
                    5368060.728016267,
                    1428.1244247750556
                  ],
                  [
                    702059.1268123079,
                    5366502.828016266,
                    1428.1244247750556
                  ],
                  [
                    700502.246812308,
                    5366502.828016266,
                    1023.1444247750555
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:22:56+00:00",
            "end_time": "2018-09-27T20:30:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24843941473996,
              48.30666429686172,
              1226.9622846136697
            ],
            [
              -120.24813142130942,
              48.312388758028014,
              1226.9622846136697
            ],
            [
              -120.22767413309819,
              48.31189710810686,
              1570.3622846136698
            ],
            [
              -120.22798440901634,
              48.30617274517547,
              1570.3622846136698
            ],
            [
              -120.24843941473996,
              48.30666429686172,
              1226.9622846136697
            ]
          ]
        ]
      },
      "bbox": [
        -120.2484394,
        48.30617275,
        1226.962285,
        -120.2276741,
        48.31238876,
        1570.362285
      ],
      "properties": {
        "datetime": "2018-07-21T20:10:12Z",
        "pc:count": 21250643,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704863.0294,
            "count": 21250643,
            "maximum": 705544.2635,
            "minimum": 704025.7035,
            "name": "X",
            "position": 0,
            "stddev": 414.3108476,
            "variance": 171653.4784
          },
          {
            "average": 5354427.835,
            "count": 21250643,
            "maximum": 5354682.146,
            "minimum": 5354045.126,
            "name": "Y",
            "position": 1,
            "stddev": 139.1613242,
            "variance": 19365.87414
          },
          {
            "average": 1401.129424,
            "count": 21250643,
            "maximum": 1570.362285,
            "minimum": 1226.962285,
            "name": "Z",
            "position": 2,
            "stddev": 75.03168247,
            "variance": 5629.753374
          },
          {
            "average": 1004.893298,
            "count": 21250643,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 666.6414837,
            "variance": 444410.8679
          },
          {
            "average": 1.661595134,
            "count": 21250643,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8785214714,
            "variance": 0.7717999757
          },
          {
            "average": 2.323270265,
            "count": 21250643,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.102831012,
            "variance": 1.216236241
          },
          {
            "average": 0.4970467011,
            "count": 21250643,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999912897,
            "variance": 0.2499912898
          },
          {
            "average": 0.0002567451724,
            "count": 21250643,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01602121301,
            "variance": 0.0002566792664
          },
          {
            "average": 1.202316513,
            "count": 21250643,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4475129029,
            "variance": 0.2002677982
          },
          {
            "average": 0.9598488623,
            "count": 21250643,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.78896326,
            "variance": 163.5575813
          },
          {
            "average": 0,
            "count": 21250643,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 63.20705623,
            "count": 21250643,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 74.75544162,
            "variance": 5588.376051
          },
          {
            "average": 216217469.9,
            "count": 21250643,
            "maximum": 216239012.2,
            "minimum": 216175111.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 26954.49468,
            "variance": 726544783.3
          },
          {
            "average": 0,
            "count": 21250643,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21250643,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21250643,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21250643,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21250643,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704025.7035,
          5354045.126,
          1226.962285,
          705544.2635,
          5354682.146,
          1570.362285
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704025.7034926724,
                5354045.125608934,
                1226.9622846136697
              ],
              [
                704025.7034926724,
                5354682.145608934,
                1226.9622846136697
              ],
              [
                705544.2634926725,
                5354682.145608934,
                1570.3622846136698
              ],
              [
                705544.2634926725,
                5354045.125608934,
                1570.3622846136698
              ],
              [
                704025.7034926724,
                5354045.125608934,
                1226.9622846136697
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:10:12+00:00",
        "end_time": "2018-07-21T02:25:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2484394,
            48.30617275,
            1226.962285,
            -120.2276741,
            48.31238876,
            1570.362285
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24843941473996,
                  48.30666429686172,
                  1226.9622846136697
                ],
                [
                  -120.24813142130942,
                  48.312388758028014,
                  1226.9622846136697
                ],
                [
                  -120.22767413309819,
                  48.31189710810686,
                  1570.3622846136698
                ],
                [
                  -120.22798440901634,
                  48.30617274517547,
                  1570.3622846136698
                ],
                [
                  -120.24843941473996,
                  48.30666429686172,
                  1226.9622846136697
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:10:12Z",
            "pc:count": 21250643,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704863.0294,
                "count": 21250643,
                "maximum": 705544.2635,
                "minimum": 704025.7035,
                "name": "X",
                "position": 0,
                "stddev": 414.3108476,
                "variance": 171653.4784
              },
              {
                "average": 5354427.835,
                "count": 21250643,
                "maximum": 5354682.146,
                "minimum": 5354045.126,
                "name": "Y",
                "position": 1,
                "stddev": 139.1613242,
                "variance": 19365.87414
              },
              {
                "average": 1401.129424,
                "count": 21250643,
                "maximum": 1570.362285,
                "minimum": 1226.962285,
                "name": "Z",
                "position": 2,
                "stddev": 75.03168247,
                "variance": 5629.753374
              },
              {
                "average": 1004.893298,
                "count": 21250643,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 666.6414837,
                "variance": 444410.8679
              },
              {
                "average": 1.661595134,
                "count": 21250643,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8785214714,
                "variance": 0.7717999757
              },
              {
                "average": 2.323270265,
                "count": 21250643,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.102831012,
                "variance": 1.216236241
              },
              {
                "average": 0.4970467011,
                "count": 21250643,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999912897,
                "variance": 0.2499912898
              },
              {
                "average": 0.0002567451724,
                "count": 21250643,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01602121301,
                "variance": 0.0002566792664
              },
              {
                "average": 1.202316513,
                "count": 21250643,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4475129029,
                "variance": 0.2002677982
              },
              {
                "average": 0.9598488623,
                "count": 21250643,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.78896326,
                "variance": 163.5575813
              },
              {
                "average": 0,
                "count": 21250643,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 63.20705623,
                "count": 21250643,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 74.75544162,
                "variance": 5588.376051
              },
              {
                "average": 216217469.9,
                "count": 21250643,
                "maximum": 216239012.2,
                "minimum": 216175111.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 26954.49468,
                "variance": 726544783.3
              },
              {
                "average": 0,
                "count": 21250643,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21250643,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21250643,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21250643,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21250643,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704025.7035,
              5354045.126,
              1226.962285,
              705544.2635,
              5354682.146,
              1570.362285
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704025.7034926724,
                    5354045.125608934,
                    1226.9622846136697
                  ],
                  [
                    704025.7034926724,
                    5354682.145608934,
                    1226.9622846136697
                  ],
                  [
                    705544.2634926725,
                    5354682.145608934,
                    1570.3622846136698
                  ],
                  [
                    705544.2634926725,
                    5354045.125608934,
                    1570.3622846136698
                  ],
                  [
                    704025.7034926724,
                    5354045.125608934,
                    1226.9622846136697
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:10:12+00:00",
            "end_time": "2018-07-21T02:25:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14823635341016,
              48.44698863677922,
              547.0893147014951
            ],
            [
              -120.14745150179611,
              48.46099009297546,
              547.0893147014951
            ],
            [
              -120.12641650694941,
              48.46046638058988,
              817.189314701495
            ],
            [
              -120.1272071267983,
              48.446465180453416,
              817.189314701495
            ],
            [
              -120.14823635341016,
              48.44698863677922,
              547.0893147014951
            ]
          ]
        ]
      },
      "bbox": [
        -120.1482364,
        48.44646518,
        547.0893147,
        -120.1264165,
        48.46099009,
        817.1893147
      ],
      "properties": {
        "datetime": "2018-07-20T16:01:16Z",
        "pc:count": 29511859,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711666.6946,
            "count": 29511859,
            "maximum": 712431.292,
            "minimum": 710874.252,
            "name": "X",
            "position": 0,
            "stddev": 448.4888588,
            "variance": 201142.2564
          },
          {
            "average": 5370690.433,
            "count": 29511859,
            "maximum": 5371470.104,
            "minimum": 5369911.844,
            "name": "Y",
            "position": 1,
            "stddev": 435.0603008,
            "variance": 189277.4653
          },
          {
            "average": 646.6207008,
            "count": 29511859,
            "maximum": 817.1893147,
            "minimum": 547.0893147,
            "name": "Z",
            "position": 2,
            "stddev": 65.68995563,
            "variance": 4315.170271
          },
          {
            "average": 1269.408371,
            "count": 29511859,
            "maximum": 4095,
            "minimum": 71,
            "name": "Intensity",
            "position": 3,
            "stddev": 536.5502728,
            "variance": 287886.1952
          },
          {
            "average": 1.078264131,
            "count": 29511859,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3149458692,
            "variance": 0.09919090053
          },
          {
            "average": 1.156472522,
            "count": 29511859,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.461581898,
            "variance": 0.2130578485
          },
          {
            "average": 0.4964843455,
            "count": 29511859,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999876485,
            "variance": 0.2499876486
          },
          {
            "average": 0.0003039794952,
            "count": 29511859,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0174323579,
            "variance": 0.0003038871019
          },
          {
            "average": 1.568737469,
            "count": 29511859,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5138457525,
            "variance": 0.2640374573
          },
          {
            "average": -0.4471583758,
            "count": 29511859,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.34563257,
            "variance": 107.0321133
          },
          {
            "average": 0,
            "count": 29511859,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 476.5419637,
            "count": 29511859,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 613.1251303,
            "variance": 375922.4255
          },
          {
            "average": 216123651.3,
            "count": 29511859,
            "maximum": 216137676.3,
            "minimum": 216089354.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20437.74376,
            "variance": 417701369.9
          },
          {
            "average": 0,
            "count": 29511859,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29511859,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29511859,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29511859,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29511859,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710874.252,
          5369911.844,
          547.0893147,
          712431.292,
          5371470.104,
          817.1893147
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710874.2520093443,
                5369911.844158736,
                547.0893147014951
              ],
              [
                710874.2520093443,
                5371470.104158736,
                547.0893147014951
              ],
              [
                712431.2920093443,
                5371470.104158736,
                817.189314701495
              ],
              [
                712431.2920093443,
                5369911.844158736,
                817.189314701495
              ],
              [
                710874.2520093443,
                5369911.844158736,
                547.0893147014951
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:01:16+00:00",
        "end_time": "2018-07-20T02:35:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1482364,
            48.44646518,
            547.0893147,
            -120.1264165,
            48.46099009,
            817.1893147
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14823635341016,
                  48.44698863677922,
                  547.0893147014951
                ],
                [
                  -120.14745150179611,
                  48.46099009297546,
                  547.0893147014951
                ],
                [
                  -120.12641650694941,
                  48.46046638058988,
                  817.189314701495
                ],
                [
                  -120.1272071267983,
                  48.446465180453416,
                  817.189314701495
                ],
                [
                  -120.14823635341016,
                  48.44698863677922,
                  547.0893147014951
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:01:16Z",
            "pc:count": 29511859,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711666.6946,
                "count": 29511859,
                "maximum": 712431.292,
                "minimum": 710874.252,
                "name": "X",
                "position": 0,
                "stddev": 448.4888588,
                "variance": 201142.2564
              },
              {
                "average": 5370690.433,
                "count": 29511859,
                "maximum": 5371470.104,
                "minimum": 5369911.844,
                "name": "Y",
                "position": 1,
                "stddev": 435.0603008,
                "variance": 189277.4653
              },
              {
                "average": 646.6207008,
                "count": 29511859,
                "maximum": 817.1893147,
                "minimum": 547.0893147,
                "name": "Z",
                "position": 2,
                "stddev": 65.68995563,
                "variance": 4315.170271
              },
              {
                "average": 1269.408371,
                "count": 29511859,
                "maximum": 4095,
                "minimum": 71,
                "name": "Intensity",
                "position": 3,
                "stddev": 536.5502728,
                "variance": 287886.1952
              },
              {
                "average": 1.078264131,
                "count": 29511859,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3149458692,
                "variance": 0.09919090053
              },
              {
                "average": 1.156472522,
                "count": 29511859,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.461581898,
                "variance": 0.2130578485
              },
              {
                "average": 0.4964843455,
                "count": 29511859,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999876485,
                "variance": 0.2499876486
              },
              {
                "average": 0.0003039794952,
                "count": 29511859,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0174323579,
                "variance": 0.0003038871019
              },
              {
                "average": 1.568737469,
                "count": 29511859,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5138457525,
                "variance": 0.2640374573
              },
              {
                "average": -0.4471583758,
                "count": 29511859,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.34563257,
                "variance": 107.0321133
              },
              {
                "average": 0,
                "count": 29511859,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 476.5419637,
                "count": 29511859,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 613.1251303,
                "variance": 375922.4255
              },
              {
                "average": 216123651.3,
                "count": 29511859,
                "maximum": 216137676.3,
                "minimum": 216089354.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20437.74376,
                "variance": 417701369.9
              },
              {
                "average": 0,
                "count": 29511859,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29511859,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29511859,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29511859,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29511859,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710874.252,
              5369911.844,
              547.0893147,
              712431.292,
              5371470.104,
              817.1893147
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710874.2520093443,
                    5369911.844158736,
                    547.0893147014951
                  ],
                  [
                    710874.2520093443,
                    5371470.104158736,
                    547.0893147014951
                  ],
                  [
                    712431.2920093443,
                    5371470.104158736,
                    817.189314701495
                  ],
                  [
                    712431.2920093443,
                    5369911.844158736,
                    817.189314701495
                  ],
                  [
                    710874.2520093443,
                    5369911.844158736,
                    547.0893147014951
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:01:16+00:00",
            "end_time": "2018-07-20T02:35:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20877599575671,
              48.379427810579394,
              586.3016063593457
            ],
            [
              -120.20800974982551,
              48.393427646147934,
              586.3016063593457
            ],
            [
              -120.1870025946984,
              48.3929155608638,
              987.7616063593457
            ],
            [
              -120.18777458746072,
              48.37891597556954,
              987.7616063593457
            ],
            [
              -120.20877599575671,
              48.379427810579394,
              586.3016063593457
            ]
          ]
        ]
      },
      "bbox": [
        -120.208776,
        48.37891598,
        586.3016064,
        -120.1870026,
        48.39342765,
        987.7616064
      ],
      "properties": {
        "datetime": "2018-07-21T01:53:51Z",
        "pc:count": 35719788,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707465.489,
            "count": 35719788,
            "maximum": 708228.8333,
            "minimum": 706671.8733,
            "name": "X",
            "position": 0,
            "stddev": 432.4567625,
            "variance": 187018.8515
          },
          {
            "average": 5363020.705,
            "count": 35719788,
            "maximum": 5363796.141,
            "minimum": 5362238.161,
            "name": "Y",
            "position": 1,
            "stddev": 436.7798985,
            "variance": 190776.6798
          },
          {
            "average": 807.8888064,
            "count": 35719788,
            "maximum": 987.7616064,
            "minimum": 586.3016064,
            "name": "Z",
            "position": 2,
            "stddev": 77.02334055,
            "variance": 5932.59499
          },
          {
            "average": 1256.56055,
            "count": 35719788,
            "maximum": 3187,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 253.8122152,
            "variance": 64420.64061
          },
          {
            "average": 1.005743875,
            "count": 35719788,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.08153567792,
            "variance": 0.006648066775
          },
          {
            "average": 1.011487778,
            "count": 35719788,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1190276619,
            "variance": 0.0141675843
          },
          {
            "average": 0.4956227904,
            "count": 35719788,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999808467,
            "variance": 0.249980847
          },
          {
            "average": 0.0002687305983,
            "count": 35719788,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01639080198,
            "variance": 0.0002686583897
          },
          {
            "average": 1.654451729,
            "count": 35719788,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4997628956,
            "variance": 0.2497629518
          },
          {
            "average": -0.2459055665,
            "count": 35719788,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.943820038,
            "variance": 98.87955695
          },
          {
            "average": 0,
            "count": 35719788,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.070667,
            "count": 35719788,
            "maximum": 169,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.586748742,
            "variance": 6.691269055
          },
          {
            "average": 216171294.3,
            "count": 35719788,
            "maximum": 216173231.7,
            "minimum": 216168737.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1285.54304,
            "variance": 1652620.907
          },
          {
            "average": 0,
            "count": 35719788,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719788,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719788,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719788,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35719788,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706671.8733,
          5362238.161,
          586.3016064,
          708228.8333,
          5363796.141,
          987.7616064
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706671.8732724604,
                5362238.160794989,
                586.3016063593457
              ],
              [
                706671.8732724604,
                5363796.14079499,
                586.3016063593457
              ],
              [
                708228.8332724604,
                5363796.14079499,
                987.7616063593457
              ],
              [
                708228.8332724604,
                5362238.160794989,
                987.7616063593457
              ],
              [
                706671.8732724604,
                5362238.160794989,
                586.3016063593457
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:53:51+00:00",
        "end_time": "2018-07-21T00:38:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.208776,
            48.37891598,
            586.3016064,
            -120.1870026,
            48.39342765,
            987.7616064
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20877599575671,
                  48.379427810579394,
                  586.3016063593457
                ],
                [
                  -120.20800974982551,
                  48.393427646147934,
                  586.3016063593457
                ],
                [
                  -120.1870025946984,
                  48.3929155608638,
                  987.7616063593457
                ],
                [
                  -120.18777458746072,
                  48.37891597556954,
                  987.7616063593457
                ],
                [
                  -120.20877599575671,
                  48.379427810579394,
                  586.3016063593457
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:53:51Z",
            "pc:count": 35719788,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707465.489,
                "count": 35719788,
                "maximum": 708228.8333,
                "minimum": 706671.8733,
                "name": "X",
                "position": 0,
                "stddev": 432.4567625,
                "variance": 187018.8515
              },
              {
                "average": 5363020.705,
                "count": 35719788,
                "maximum": 5363796.141,
                "minimum": 5362238.161,
                "name": "Y",
                "position": 1,
                "stddev": 436.7798985,
                "variance": 190776.6798
              },
              {
                "average": 807.8888064,
                "count": 35719788,
                "maximum": 987.7616064,
                "minimum": 586.3016064,
                "name": "Z",
                "position": 2,
                "stddev": 77.02334055,
                "variance": 5932.59499
              },
              {
                "average": 1256.56055,
                "count": 35719788,
                "maximum": 3187,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 253.8122152,
                "variance": 64420.64061
              },
              {
                "average": 1.005743875,
                "count": 35719788,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.08153567792,
                "variance": 0.006648066775
              },
              {
                "average": 1.011487778,
                "count": 35719788,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1190276619,
                "variance": 0.0141675843
              },
              {
                "average": 0.4956227904,
                "count": 35719788,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999808467,
                "variance": 0.249980847
              },
              {
                "average": 0.0002687305983,
                "count": 35719788,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01639080198,
                "variance": 0.0002686583897
              },
              {
                "average": 1.654451729,
                "count": 35719788,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4997628956,
                "variance": 0.2497629518
              },
              {
                "average": -0.2459055665,
                "count": 35719788,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.943820038,
                "variance": 98.87955695
              },
              {
                "average": 0,
                "count": 35719788,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.070667,
                "count": 35719788,
                "maximum": 169,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.586748742,
                "variance": 6.691269055
              },
              {
                "average": 216171294.3,
                "count": 35719788,
                "maximum": 216173231.7,
                "minimum": 216168737.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1285.54304,
                "variance": 1652620.907
              },
              {
                "average": 0,
                "count": 35719788,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719788,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719788,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719788,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35719788,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706671.8733,
              5362238.161,
              586.3016064,
              708228.8333,
              5363796.141,
              987.7616064
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706671.8732724604,
                    5362238.160794989,
                    586.3016063593457
                  ],
                  [
                    706671.8732724604,
                    5363796.14079499,
                    586.3016063593457
                  ],
                  [
                    708228.8332724604,
                    5363796.14079499,
                    987.7616063593457
                  ],
                  [
                    708228.8332724604,
                    5362238.160794989,
                    987.7616063593457
                  ],
                  [
                    706671.8732724604,
                    5362238.160794989,
                    586.3016063593457
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:53:51+00:00",
            "end_time": "2018-07-21T00:38:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20967641143385,
              48.60884380764748,
              720.5282099855659
            ],
            [
              -120.20890397864315,
              48.622847406575254,
              720.5282099855659
            ],
            [
              -120.1878028566216,
              48.62233370671853,
              1149.848209985566
            ],
            [
              -120.18858111043384,
              48.608330359171894,
              1149.848209985566
            ],
            [
              -120.20967641143385,
              48.60884380764748,
              720.5282099855659
            ]
          ]
        ]
      },
      "bbox": [
        -120.2096764,
        48.60833036,
        720.52821,
        -120.1878029,
        48.62284741,
        1149.84821
      ],
      "properties": {
        "datetime": "2018-07-21T02:12:46Z",
        "pc:count": 64868470,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706441.3445,
            "count": 64868470,
            "maximum": 707231.4415,
            "minimum": 705674.5615,
            "name": "X",
            "position": 0,
            "stddev": 443.686197,
            "variance": 196857.4414
          },
          {
            "average": 5388496.314,
            "count": 64868470,
            "maximum": 5389291.37,
            "minimum": 5387732.91,
            "name": "Y",
            "position": 1,
            "stddev": 429.5435979,
            "variance": 184507.7025
          },
          {
            "average": 885.8644914,
            "count": 64868470,
            "maximum": 1149.84821,
            "minimum": 720.52821,
            "name": "Z",
            "position": 2,
            "stddev": 83.0998188,
            "variance": 6905.579884
          },
          {
            "average": 577.2838822,
            "count": 64868470,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 426.7831572,
            "variance": 182143.8633
          },
          {
            "average": 1.531923676,
            "count": 64868470,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7513031365,
            "variance": 0.5644564029
          },
          {
            "average": 2.06352345,
            "count": 64868470,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.937230921,
            "variance": 0.8784017993
          },
          {
            "average": 0.4959040193,
            "count": 64868470,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999832265,
            "variance": 0.2499832268
          },
          {
            "average": 0.0003291737881,
            "count": 64868470,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01814016091,
            "variance": 0.0003290654378
          },
          {
            "average": 1.220065557,
            "count": 64868470,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4549514094,
            "variance": 0.2069807849
          },
          {
            "average": -0.1887293706,
            "count": 64868470,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.96200477,
            "variance": 120.1655487
          },
          {
            "average": 0,
            "count": 64868470,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.9788188,
            "count": 64868470,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.815464937,
            "variance": 7.92684281
          },
          {
            "average": 216171489.8,
            "count": 64868470,
            "maximum": 216174366,
            "minimum": 216168290.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1418.233962,
            "variance": 2011387.571
          },
          {
            "average": 0,
            "count": 64868470,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64868470,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64868470,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64868470,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64868470,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705674.5615,
          5387732.91,
          720.52821,
          707231.4415,
          5389291.37,
          1149.84821
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705674.5615286112,
                5387732.909966217,
                720.5282099855659
              ],
              [
                705674.5615286112,
                5389291.369966218,
                720.5282099855659
              ],
              [
                707231.4415286111,
                5389291.369966218,
                1149.848209985566
              ],
              [
                707231.4415286111,
                5387732.909966217,
                1149.848209985566
              ],
              [
                705674.5615286112,
                5387732.909966217,
                720.5282099855659
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:12:46+00:00",
        "end_time": "2018-07-21T00:31:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2096764,
            48.60833036,
            720.52821,
            -120.1878029,
            48.62284741,
            1149.84821
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20967641143385,
                  48.60884380764748,
                  720.5282099855659
                ],
                [
                  -120.20890397864315,
                  48.622847406575254,
                  720.5282099855659
                ],
                [
                  -120.1878028566216,
                  48.62233370671853,
                  1149.848209985566
                ],
                [
                  -120.18858111043384,
                  48.608330359171894,
                  1149.848209985566
                ],
                [
                  -120.20967641143385,
                  48.60884380764748,
                  720.5282099855659
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:12:46Z",
            "pc:count": 64868470,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706441.3445,
                "count": 64868470,
                "maximum": 707231.4415,
                "minimum": 705674.5615,
                "name": "X",
                "position": 0,
                "stddev": 443.686197,
                "variance": 196857.4414
              },
              {
                "average": 5388496.314,
                "count": 64868470,
                "maximum": 5389291.37,
                "minimum": 5387732.91,
                "name": "Y",
                "position": 1,
                "stddev": 429.5435979,
                "variance": 184507.7025
              },
              {
                "average": 885.8644914,
                "count": 64868470,
                "maximum": 1149.84821,
                "minimum": 720.52821,
                "name": "Z",
                "position": 2,
                "stddev": 83.0998188,
                "variance": 6905.579884
              },
              {
                "average": 577.2838822,
                "count": 64868470,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 426.7831572,
                "variance": 182143.8633
              },
              {
                "average": 1.531923676,
                "count": 64868470,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7513031365,
                "variance": 0.5644564029
              },
              {
                "average": 2.06352345,
                "count": 64868470,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.937230921,
                "variance": 0.8784017993
              },
              {
                "average": 0.4959040193,
                "count": 64868470,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999832265,
                "variance": 0.2499832268
              },
              {
                "average": 0.0003291737881,
                "count": 64868470,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01814016091,
                "variance": 0.0003290654378
              },
              {
                "average": 1.220065557,
                "count": 64868470,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4549514094,
                "variance": 0.2069807849
              },
              {
                "average": -0.1887293706,
                "count": 64868470,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.96200477,
                "variance": 120.1655487
              },
              {
                "average": 0,
                "count": 64868470,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.9788188,
                "count": 64868470,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.815464937,
                "variance": 7.92684281
              },
              {
                "average": 216171489.8,
                "count": 64868470,
                "maximum": 216174366,
                "minimum": 216168290.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1418.233962,
                "variance": 2011387.571
              },
              {
                "average": 0,
                "count": 64868470,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64868470,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64868470,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64868470,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64868470,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705674.5615,
              5387732.91,
              720.52821,
              707231.4415,
              5389291.37,
              1149.84821
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705674.5615286112,
                    5387732.909966217,
                    720.5282099855659
                  ],
                  [
                    705674.5615286112,
                    5389291.369966218,
                    720.5282099855659
                  ],
                  [
                    707231.4415286111,
                    5389291.369966218,
                    1149.848209985566
                  ],
                  [
                    707231.4415286111,
                    5387732.909966217,
                    1149.848209985566
                  ],
                  [
                    705674.5615286112,
                    5387732.909966217,
                    720.5282099855659
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:12:46+00:00",
            "end_time": "2018-07-21T00:31:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18839130118084,
              48.33897990477228,
              676.265885263743
            ],
            [
              -120.18762055858564,
              48.35297959509149,
              676.265885263743
            ],
            [
              -120.16662824609237,
              48.35246405543721,
              1395.825885263743
            ],
            [
              -120.16740472301247,
              48.338464617035406,
              1395.825885263743
            ],
            [
              -120.18839130118084,
              48.33897990477228,
              676.265885263743
            ]
          ]
        ]
      },
      "bbox": [
        -120.1883913,
        48.33846462,
        676.2658853,
        -120.1666282,
        48.3529796,
        1395.825885
      ],
      "properties": {
        "datetime": "2018-07-21T01:14:34Z",
        "pc:count": 57429854,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709142.4354,
            "count": 57429854,
            "maximum": 709903.1914,
            "minimum": 708346.0714,
            "name": "X",
            "position": 0,
            "stddev": 434.3409168,
            "variance": 188652.032
          },
          {
            "average": 5358588.388,
            "count": 57429854,
            "maximum": 5359356.079,
            "minimum": 5357798.099,
            "name": "Y",
            "position": 1,
            "stddev": 423.0671346,
            "variance": 178985.8003
          },
          {
            "average": 1048.404154,
            "count": 57429854,
            "maximum": 1395.825885,
            "minimum": 676.2658853,
            "name": "Z",
            "position": 2,
            "stddev": 177.0054481,
            "variance": 31330.92866
          },
          {
            "average": 645.6646256,
            "count": 57429854,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 443.6121197,
            "variance": 196791.7128
          },
          {
            "average": 1.531789686,
            "count": 57429854,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7959489208,
            "variance": 0.6335346845
          },
          {
            "average": 2.063576899,
            "count": 57429854,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.042119578,
            "variance": 1.086013215
          },
          {
            "average": 0.4964303757,
            "count": 57429854,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987262,
            "variance": 0.2499872621
          },
          {
            "average": 0.0002769465512,
            "count": 57429854,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01663940674,
            "variance": 0.0002768698566
          },
          {
            "average": 1.245220596,
            "count": 57429854,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.478697941,
            "variance": 0.2291517187
          },
          {
            "average": 0.2888872496,
            "count": 57429854,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.24650137,
            "variance": 126.4837931
          },
          {
            "average": 0,
            "count": 57429854,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.7356381,
            "count": 57429854,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.619814299,
            "variance": 6.863426964
          },
          {
            "average": 216168038.8,
            "count": 57429854,
            "maximum": 216170874,
            "minimum": 216164725.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1439.739145,
            "variance": 2072848.806
          },
          {
            "average": 0,
            "count": 57429854,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57429854,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57429854,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57429854,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57429854,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708346.0714,
          5357798.099,
          676.2658853,
          709903.1914,
          5359356.079,
          1395.825885
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708346.07135424,
                5357798.09895484,
                676.265885263743
              ],
              [
                708346.07135424,
                5359356.07895484,
                676.265885263743
              ],
              [
                709903.19135424,
                5359356.07895484,
                1395.825885263743
              ],
              [
                709903.19135424,
                5357798.09895484,
                1395.825885263743
              ],
              [
                708346.07135424,
                5357798.09895484,
                676.265885263743
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:14:34+00:00",
        "end_time": "2018-07-20T23:32:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1883913,
            48.33846462,
            676.2658853,
            -120.1666282,
            48.3529796,
            1395.825885
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18839130118084,
                  48.33897990477228,
                  676.265885263743
                ],
                [
                  -120.18762055858564,
                  48.35297959509149,
                  676.265885263743
                ],
                [
                  -120.16662824609237,
                  48.35246405543721,
                  1395.825885263743
                ],
                [
                  -120.16740472301247,
                  48.338464617035406,
                  1395.825885263743
                ],
                [
                  -120.18839130118084,
                  48.33897990477228,
                  676.265885263743
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:14:34Z",
            "pc:count": 57429854,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709142.4354,
                "count": 57429854,
                "maximum": 709903.1914,
                "minimum": 708346.0714,
                "name": "X",
                "position": 0,
                "stddev": 434.3409168,
                "variance": 188652.032
              },
              {
                "average": 5358588.388,
                "count": 57429854,
                "maximum": 5359356.079,
                "minimum": 5357798.099,
                "name": "Y",
                "position": 1,
                "stddev": 423.0671346,
                "variance": 178985.8003
              },
              {
                "average": 1048.404154,
                "count": 57429854,
                "maximum": 1395.825885,
                "minimum": 676.2658853,
                "name": "Z",
                "position": 2,
                "stddev": 177.0054481,
                "variance": 31330.92866
              },
              {
                "average": 645.6646256,
                "count": 57429854,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 443.6121197,
                "variance": 196791.7128
              },
              {
                "average": 1.531789686,
                "count": 57429854,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7959489208,
                "variance": 0.6335346845
              },
              {
                "average": 2.063576899,
                "count": 57429854,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.042119578,
                "variance": 1.086013215
              },
              {
                "average": 0.4964303757,
                "count": 57429854,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987262,
                "variance": 0.2499872621
              },
              {
                "average": 0.0002769465512,
                "count": 57429854,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01663940674,
                "variance": 0.0002768698566
              },
              {
                "average": 1.245220596,
                "count": 57429854,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.478697941,
                "variance": 0.2291517187
              },
              {
                "average": 0.2888872496,
                "count": 57429854,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.24650137,
                "variance": 126.4837931
              },
              {
                "average": 0,
                "count": 57429854,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.7356381,
                "count": 57429854,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.619814299,
                "variance": 6.863426964
              },
              {
                "average": 216168038.8,
                "count": 57429854,
                "maximum": 216170874,
                "minimum": 216164725.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1439.739145,
                "variance": 2072848.806
              },
              {
                "average": 0,
                "count": 57429854,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57429854,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57429854,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57429854,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57429854,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708346.0714,
              5357798.099,
              676.2658853,
              709903.1914,
              5359356.079,
              1395.825885
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708346.07135424,
                    5357798.09895484,
                    676.265885263743
                  ],
                  [
                    708346.07135424,
                    5359356.07895484,
                    676.265885263743
                  ],
                  [
                    709903.19135424,
                    5359356.07895484,
                    1395.825885263743
                  ],
                  [
                    709903.19135424,
                    5357798.09895484,
                    1395.825885263743
                  ],
                  [
                    708346.07135424,
                    5357798.09895484,
                    676.265885263743
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:14:34+00:00",
            "end_time": "2018-07-20T23:32:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2084892142509,
              48.31239858700911,
              1036.5977081534484
            ],
            [
              -120.20774869500214,
              48.32595916864655,
              1036.5977081534484
            ],
            [
              -120.18678812989891,
              48.32544802983898,
              1703.4377081534485
            ],
            [
              -120.1875341901904,
              48.31188769010945,
              1703.4377081534485
            ],
            [
              -120.2084892142509,
              48.31239858700911,
              1036.5977081534484
            ]
          ]
        ]
      },
      "bbox": [
        -120.2084892,
        48.31188769,
        1036.597708,
        -120.1867881,
        48.32595917,
        1703.437708
      ],
      "properties": {
        "datetime": "2018-07-21T01:51:50Z",
        "pc:count": 62884268,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707730.2943,
            "count": 62884268,
            "maximum": 708520.0631,
            "minimum": 706964.5031,
            "name": "X",
            "position": 0,
            "stddev": 430.4155875,
            "variance": 185257.578
          },
          {
            "average": 5355570.3,
            "count": 62884268,
            "maximum": 5356298.569,
            "minimum": 5354789.489,
            "name": "Y",
            "position": 1,
            "stddev": 416.1209926,
            "variance": 173156.6805
          },
          {
            "average": 1359.396575,
            "count": 62884268,
            "maximum": 1703.437708,
            "minimum": 1036.597708,
            "name": "Z",
            "position": 2,
            "stddev": 156.7485095,
            "variance": 24570.09522
          },
          {
            "average": 578.8146725,
            "count": 62884268,
            "maximum": 4095,
            "minimum": 11,
            "name": "Intensity",
            "position": 3,
            "stddev": 454.2253759,
            "variance": 206320.6921
          },
          {
            "average": 1.727963169,
            "count": 62884268,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9251761998,
            "variance": 0.8559510008
          },
          {
            "average": 2.455642006,
            "count": 62884268,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.1444397,
            "variance": 1.309742227
          },
          {
            "average": 0.4967339049,
            "count": 62884268,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893365,
            "variance": 0.2499893366
          },
          {
            "average": 0.0003030805733,
            "count": 62884268,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01740657118,
            "variance": 0.0003029887203
          },
          {
            "average": 1.21488939,
            "count": 62884268,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4726882857,
            "variance": 0.2234342154
          },
          {
            "average": -0.1598956682,
            "count": 62884268,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.41320412,
            "variance": 179.9140449
          },
          {
            "average": 0,
            "count": 62884268,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.1830712,
            "count": 62884268,
            "maximum": 169,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.522727187,
            "variance": 6.36415246
          },
          {
            "average": 216171347.1,
            "count": 62884268,
            "maximum": 216173110,
            "minimum": 216168872.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1277.413231,
            "variance": 1631784.563
          },
          {
            "average": 0,
            "count": 62884268,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62884268,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62884268,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62884268,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62884268,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706964.5031,
          5354789.489,
          1036.597708,
          708520.0631,
          5356298.569,
          1703.437708
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706964.5030892873,
                5354789.488714696,
                1036.5977081534484
              ],
              [
                706964.5030892873,
                5356298.568714696,
                1036.5977081534484
              ],
              [
                708520.0630892874,
                5356298.568714696,
                1703.4377081534485
              ],
              [
                708520.0630892874,
                5354789.488714696,
                1703.4377081534485
              ],
              [
                706964.5030892873,
                5354789.488714696,
                1036.5977081534484
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:51:50+00:00",
        "end_time": "2018-07-21T00:41:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2084892,
            48.31188769,
            1036.597708,
            -120.1867881,
            48.32595917,
            1703.437708
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2084892142509,
                  48.31239858700911,
                  1036.5977081534484
                ],
                [
                  -120.20774869500214,
                  48.32595916864655,
                  1036.5977081534484
                ],
                [
                  -120.18678812989891,
                  48.32544802983898,
                  1703.4377081534485
                ],
                [
                  -120.1875341901904,
                  48.31188769010945,
                  1703.4377081534485
                ],
                [
                  -120.2084892142509,
                  48.31239858700911,
                  1036.5977081534484
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:51:50Z",
            "pc:count": 62884268,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707730.2943,
                "count": 62884268,
                "maximum": 708520.0631,
                "minimum": 706964.5031,
                "name": "X",
                "position": 0,
                "stddev": 430.4155875,
                "variance": 185257.578
              },
              {
                "average": 5355570.3,
                "count": 62884268,
                "maximum": 5356298.569,
                "minimum": 5354789.489,
                "name": "Y",
                "position": 1,
                "stddev": 416.1209926,
                "variance": 173156.6805
              },
              {
                "average": 1359.396575,
                "count": 62884268,
                "maximum": 1703.437708,
                "minimum": 1036.597708,
                "name": "Z",
                "position": 2,
                "stddev": 156.7485095,
                "variance": 24570.09522
              },
              {
                "average": 578.8146725,
                "count": 62884268,
                "maximum": 4095,
                "minimum": 11,
                "name": "Intensity",
                "position": 3,
                "stddev": 454.2253759,
                "variance": 206320.6921
              },
              {
                "average": 1.727963169,
                "count": 62884268,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9251761998,
                "variance": 0.8559510008
              },
              {
                "average": 2.455642006,
                "count": 62884268,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.1444397,
                "variance": 1.309742227
              },
              {
                "average": 0.4967339049,
                "count": 62884268,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893365,
                "variance": 0.2499893366
              },
              {
                "average": 0.0003030805733,
                "count": 62884268,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01740657118,
                "variance": 0.0003029887203
              },
              {
                "average": 1.21488939,
                "count": 62884268,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4726882857,
                "variance": 0.2234342154
              },
              {
                "average": -0.1598956682,
                "count": 62884268,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.41320412,
                "variance": 179.9140449
              },
              {
                "average": 0,
                "count": 62884268,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.1830712,
                "count": 62884268,
                "maximum": 169,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.522727187,
                "variance": 6.36415246
              },
              {
                "average": 216171347.1,
                "count": 62884268,
                "maximum": 216173110,
                "minimum": 216168872.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1277.413231,
                "variance": 1631784.563
              },
              {
                "average": 0,
                "count": 62884268,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62884268,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62884268,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62884268,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62884268,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706964.5031,
              5354789.489,
              1036.597708,
              708520.0631,
              5356298.569,
              1703.437708
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706964.5030892873,
                    5354789.488714696,
                    1036.5977081534484
                  ],
                  [
                    706964.5030892873,
                    5356298.568714696,
                    1036.5977081534484
                  ],
                  [
                    708520.0630892874,
                    5356298.568714696,
                    1703.4377081534485
                  ],
                  [
                    708520.0630892874,
                    5354789.488714696,
                    1703.4377081534485
                  ],
                  [
                    706964.5030892873,
                    5354789.488714696,
                    1036.5977081534484
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:51:50+00:00",
            "end_time": "2018-07-21T00:41:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24957661035297,
              48.44682245302807,
              721.3119463021189
            ],
            [
              -120.24881977766798,
              48.46082242743976,
              721.3119463021189
            ],
            [
              -120.22778490910926,
              48.46031728944113,
              1077.351946302119
            ],
            [
              -120.22854751035965,
              48.446317561981374,
              1077.351946302119
            ],
            [
              -120.24957661035297,
              48.44682245302807,
              721.3119463021189
            ]
          ]
        ]
      },
      "bbox": [
        -120.2495766,
        48.44631756,
        721.3119463,
        -120.2277849,
        48.46082243,
        1077.351946
      ],
      "properties": {
        "datetime": "2018-07-21T20:06:18Z",
        "pc:count": 35753374,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704180.0851,
            "count": 35753374,
            "maximum": 704938.8903,
            "minimum": 703381.9903,
            "name": "X",
            "position": 0,
            "stddev": 432.6715591,
            "variance": 187204.678
          },
          {
            "average": 5370393.487,
            "count": 35753374,
            "maximum": 5371176.985,
            "minimum": 5369619.025,
            "name": "Y",
            "position": 1,
            "stddev": 435.177242,
            "variance": 189379.2319
          },
          {
            "average": 860.9837631,
            "count": 35753374,
            "maximum": 1077.351946,
            "minimum": 721.3119463,
            "name": "Z",
            "position": 2,
            "stddev": 102.8664865,
            "variance": 10581.51404
          },
          {
            "average": 1158.433753,
            "count": 35753374,
            "maximum": 4095,
            "minimum": 75,
            "name": "Intensity",
            "position": 3,
            "stddev": 410.2580569,
            "variance": 168311.6733
          },
          {
            "average": 1.118044328,
            "count": 35753374,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.392411712,
            "variance": 0.1539869517
          },
          {
            "average": 1.236219916,
            "count": 35753374,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5746590419,
            "variance": 0.3302330144
          },
          {
            "average": 0.4972519517,
            "count": 35753374,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999924552,
            "variance": 0.2499924552
          },
          {
            "average": 0.0002504938415,
            "count": 35753374,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01582501505,
            "variance": 0.0002504311013
          },
          {
            "average": 1.451339054,
            "count": 35753374,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.518522825,
            "variance": 0.2688659201
          },
          {
            "average": -0.8856979377,
            "count": 35753374,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.611077079,
            "variance": 92.37280262
          },
          {
            "average": 0,
            "count": 35753374,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 52.19911693,
            "count": 35753374,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.08563803,
            "variance": 4772.825382
          },
          {
            "average": 216221698.5,
            "count": 35753374,
            "maximum": 216238778.8,
            "minimum": 216175379,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24841.88473,
            "variance": 617119236.8
          },
          {
            "average": 0,
            "count": 35753374,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35753374,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35753374,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35753374,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35753374,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703381.9903,
          5369619.025,
          721.3119463,
          704938.8903,
          5371176.985,
          1077.351946
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703381.9902715222,
                5369619.025001395,
                721.3119463021189
              ],
              [
                703381.9902715222,
                5371176.985001395,
                721.3119463021189
              ],
              [
                704938.8902715221,
                5371176.985001395,
                1077.351946302119
              ],
              [
                704938.8902715221,
                5369619.025001395,
                1077.351946302119
              ],
              [
                703381.9902715222,
                5369619.025001395,
                721.3119463021189
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:06:18+00:00",
        "end_time": "2018-07-21T02:29:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2495766,
            48.44631756,
            721.3119463,
            -120.2277849,
            48.46082243,
            1077.351946
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24957661035297,
                  48.44682245302807,
                  721.3119463021189
                ],
                [
                  -120.24881977766798,
                  48.46082242743976,
                  721.3119463021189
                ],
                [
                  -120.22778490910926,
                  48.46031728944113,
                  1077.351946302119
                ],
                [
                  -120.22854751035965,
                  48.446317561981374,
                  1077.351946302119
                ],
                [
                  -120.24957661035297,
                  48.44682245302807,
                  721.3119463021189
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:06:18Z",
            "pc:count": 35753374,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704180.0851,
                "count": 35753374,
                "maximum": 704938.8903,
                "minimum": 703381.9903,
                "name": "X",
                "position": 0,
                "stddev": 432.6715591,
                "variance": 187204.678
              },
              {
                "average": 5370393.487,
                "count": 35753374,
                "maximum": 5371176.985,
                "minimum": 5369619.025,
                "name": "Y",
                "position": 1,
                "stddev": 435.177242,
                "variance": 189379.2319
              },
              {
                "average": 860.9837631,
                "count": 35753374,
                "maximum": 1077.351946,
                "minimum": 721.3119463,
                "name": "Z",
                "position": 2,
                "stddev": 102.8664865,
                "variance": 10581.51404
              },
              {
                "average": 1158.433753,
                "count": 35753374,
                "maximum": 4095,
                "minimum": 75,
                "name": "Intensity",
                "position": 3,
                "stddev": 410.2580569,
                "variance": 168311.6733
              },
              {
                "average": 1.118044328,
                "count": 35753374,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.392411712,
                "variance": 0.1539869517
              },
              {
                "average": 1.236219916,
                "count": 35753374,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5746590419,
                "variance": 0.3302330144
              },
              {
                "average": 0.4972519517,
                "count": 35753374,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999924552,
                "variance": 0.2499924552
              },
              {
                "average": 0.0002504938415,
                "count": 35753374,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01582501505,
                "variance": 0.0002504311013
              },
              {
                "average": 1.451339054,
                "count": 35753374,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.518522825,
                "variance": 0.2688659201
              },
              {
                "average": -0.8856979377,
                "count": 35753374,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.611077079,
                "variance": 92.37280262
              },
              {
                "average": 0,
                "count": 35753374,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 52.19911693,
                "count": 35753374,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.08563803,
                "variance": 4772.825382
              },
              {
                "average": 216221698.5,
                "count": 35753374,
                "maximum": 216238778.8,
                "minimum": 216175379,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24841.88473,
                "variance": 617119236.8
              },
              {
                "average": 0,
                "count": 35753374,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35753374,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35753374,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35753374,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35753374,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703381.9903,
              5369619.025,
              721.3119463,
              704938.8903,
              5371176.985,
              1077.351946
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703381.9902715222,
                    5369619.025001395,
                    721.3119463021189
                  ],
                  [
                    703381.9902715222,
                    5371176.985001395,
                    721.3119463021189
                  ],
                  [
                    704938.8902715221,
                    5371176.985001395,
                    1077.351946302119
                  ],
                  [
                    704938.8902715221,
                    5369619.025001395,
                    1077.351946302119
                  ],
                  [
                    703381.9902715222,
                    5369619.025001395,
                    721.3119463021189
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:06:18+00:00",
            "end_time": "2018-07-21T02:29:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14838627888408,
              48.50096877176435,
              669.9947063244972
            ],
            [
              -120.14759995939099,
              48.51497045730596,
              669.9947063244972
            ],
            [
              -120.12654343733546,
              48.51444635834858,
              1000.0547063244971
            ],
            [
              -120.12733554206864,
              48.500444929119666,
              1000.0547063244971
            ],
            [
              -120.14838627888408,
              48.50096877176435,
              669.9947063244972
            ]
          ]
        ]
      },
      "bbox": [
        -120.1483863,
        48.50044493,
        669.9947063,
        -120.1265434,
        48.51497046,
        1000.054706
      ],
      "properties": {
        "datetime": "2018-07-20T16:02:48Z",
        "pc:count": 34240378,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711465.6215,
            "count": 34240378,
            "maximum": 712196.4251,
            "minimum": 710639.4451,
            "name": "X",
            "position": 0,
            "stddev": 440.0261151,
            "variance": 193622.982
          },
          {
            "average": 5376734.096,
            "count": 34240378,
            "maximum": 5377469.002,
            "minimum": 5375910.702,
            "name": "Y",
            "position": 1,
            "stddev": 445.1054863,
            "variance": 198118.894
          },
          {
            "average": 838.1356982,
            "count": 34240378,
            "maximum": 1000.054706,
            "minimum": 669.9947063,
            "name": "Z",
            "position": 2,
            "stddev": 55.23755412,
            "variance": 3051.187386
          },
          {
            "average": 970.5276926,
            "count": 34240378,
            "maximum": 4095,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 488.2832231,
            "variance": 238420.5059
          },
          {
            "average": 1.266026298,
            "count": 34240378,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6126391758,
            "variance": 0.3753267597
          },
          {
            "average": 1.531848918,
            "count": 34240378,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8881795353,
            "variance": 0.7888628869
          },
          {
            "average": 0.4965308794,
            "count": 34240378,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999879724,
            "variance": 0.2499879725
          },
          {
            "average": 0.00030735642,
            "count": 34240378,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01752888932,
            "variance": 0.000307261961
          },
          {
            "average": 1.490707404,
            "count": 34240378,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5286403166,
            "variance": 0.2794605843
          },
          {
            "average": -0.4249085146,
            "count": 34240378,
            "maximum": 19.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.73082957,
            "variance": 137.6123624
          },
          {
            "average": 0,
            "count": 34240378,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 495.7377979,
            "count": 34240378,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 629.6619182,
            "variance": 396474.1312
          },
          {
            "average": 216122183.1,
            "count": 34240378,
            "maximum": 216137768.8,
            "minimum": 216089454.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21151.09887,
            "variance": 447368983.2
          },
          {
            "average": 0,
            "count": 34240378,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34240378,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34240378,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34240378,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34240378,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710639.4451,
          5375910.702,
          669.9947063,
          712196.4251,
          5377469.002,
          1000.054706
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710639.4450520148,
                5375910.701629512,
                669.9947063244972
              ],
              [
                710639.4450520148,
                5377469.001629513,
                669.9947063244972
              ],
              [
                712196.4250520148,
                5377469.001629513,
                1000.0547063244971
              ],
              [
                712196.4250520148,
                5375910.701629512,
                1000.0547063244971
              ],
              [
                710639.4450520148,
                5375910.701629512,
                669.9947063244972
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:02:48+00:00",
        "end_time": "2018-07-20T02:37:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1483863,
            48.50044493,
            669.9947063,
            -120.1265434,
            48.51497046,
            1000.054706
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14838627888408,
                  48.50096877176435,
                  669.9947063244972
                ],
                [
                  -120.14759995939099,
                  48.51497045730596,
                  669.9947063244972
                ],
                [
                  -120.12654343733546,
                  48.51444635834858,
                  1000.0547063244971
                ],
                [
                  -120.12733554206864,
                  48.500444929119666,
                  1000.0547063244971
                ],
                [
                  -120.14838627888408,
                  48.50096877176435,
                  669.9947063244972
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:02:48Z",
            "pc:count": 34240378,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711465.6215,
                "count": 34240378,
                "maximum": 712196.4251,
                "minimum": 710639.4451,
                "name": "X",
                "position": 0,
                "stddev": 440.0261151,
                "variance": 193622.982
              },
              {
                "average": 5376734.096,
                "count": 34240378,
                "maximum": 5377469.002,
                "minimum": 5375910.702,
                "name": "Y",
                "position": 1,
                "stddev": 445.1054863,
                "variance": 198118.894
              },
              {
                "average": 838.1356982,
                "count": 34240378,
                "maximum": 1000.054706,
                "minimum": 669.9947063,
                "name": "Z",
                "position": 2,
                "stddev": 55.23755412,
                "variance": 3051.187386
              },
              {
                "average": 970.5276926,
                "count": 34240378,
                "maximum": 4095,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 488.2832231,
                "variance": 238420.5059
              },
              {
                "average": 1.266026298,
                "count": 34240378,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6126391758,
                "variance": 0.3753267597
              },
              {
                "average": 1.531848918,
                "count": 34240378,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8881795353,
                "variance": 0.7888628869
              },
              {
                "average": 0.4965308794,
                "count": 34240378,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999879724,
                "variance": 0.2499879725
              },
              {
                "average": 0.00030735642,
                "count": 34240378,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01752888932,
                "variance": 0.000307261961
              },
              {
                "average": 1.490707404,
                "count": 34240378,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5286403166,
                "variance": 0.2794605843
              },
              {
                "average": -0.4249085146,
                "count": 34240378,
                "maximum": 19.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.73082957,
                "variance": 137.6123624
              },
              {
                "average": 0,
                "count": 34240378,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 495.7377979,
                "count": 34240378,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 629.6619182,
                "variance": 396474.1312
              },
              {
                "average": 216122183.1,
                "count": 34240378,
                "maximum": 216137768.8,
                "minimum": 216089454.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21151.09887,
                "variance": 447368983.2
              },
              {
                "average": 0,
                "count": 34240378,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34240378,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34240378,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34240378,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34240378,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710639.4451,
              5375910.702,
              669.9947063,
              712196.4251,
              5377469.002,
              1000.054706
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710639.4450520148,
                    5375910.701629512,
                    669.9947063244972
                  ],
                  [
                    710639.4450520148,
                    5377469.001629513,
                    669.9947063244972
                  ],
                  [
                    712196.4250520148,
                    5377469.001629513,
                    1000.0547063244971
                  ],
                  [
                    712196.4250520148,
                    5375910.701629512,
                    1000.0547063244971
                  ],
                  [
                    710639.4450520148,
                    5375910.701629512,
                    669.9947063244972
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:02:48+00:00",
            "end_time": "2018-07-20T02:37:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27100829240472,
              48.67620770175193,
              941.0881576318159
            ],
            [
              -120.27025105398772,
              48.69021150043158,
              941.0881576318159
            ],
            [
              -120.24912260122291,
              48.689708568852566,
              1354.6281576318158
            ],
            [
              -120.24988568277146,
              48.67570501636321,
              1354.6281576318158
            ],
            [
              -120.27100829240472,
              48.67620770175193,
              941.0881576318159
            ]
          ]
        ]
      },
      "bbox": [
        -120.2710083,
        48.67570502,
        941.0881576,
        -120.2491226,
        48.6902115,
        1354.628158
      ],
      "properties": {
        "datetime": "2018-10-11T21:15:40Z",
        "pc:count": 46362822,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701744.7687,
            "count": 46362822,
            "maximum": 702443.094,
            "minimum": 700886.354,
            "name": "X",
            "position": 0,
            "stddev": 435.5545093,
            "variance": 189707.7306
          },
          {
            "average": 5395837.839,
            "count": 46362822,
            "maximum": 5396614.851,
            "minimum": 5395056.431,
            "name": "Y",
            "position": 1,
            "stddev": 440.8771916,
            "variance": 194372.6981
          },
          {
            "average": 1042.559162,
            "count": 46362822,
            "maximum": 1354.628158,
            "minimum": 941.0881576,
            "name": "Z",
            "position": 2,
            "stddev": 90.97639616,
            "variance": 8276.704659
          },
          {
            "average": 460.625293,
            "count": 46362822,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 338.4762418,
            "variance": 114566.1663
          },
          {
            "average": 1.444425104,
            "count": 46362822,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7023150624,
            "variance": 0.4932464468
          },
          {
            "average": 1.888597657,
            "count": 46362822,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.915206912,
            "variance": 0.8376036918
          },
          {
            "average": 0.4968321816,
            "count": 46362822,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999899702,
            "variance": 0.2499899703
          },
          {
            "average": 0.0003360666872,
            "count": 46362822,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01832904126,
            "variance": 0.0003359537537
          },
          {
            "average": 1.263850138,
            "count": 46362822,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4921000613,
            "variance": 0.2421624703
          },
          {
            "average": -0.7723286411,
            "count": 46362822,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.59886946,
            "variance": 134.5337727
          },
          {
            "average": 0,
            "count": 46362822,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 90.40169438,
            "count": 46362822,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.55467063,
            "variance": 4297.414841
          },
          {
            "average": 220193121.8,
            "count": 46362822,
            "maximum": 223327740.1,
            "minimum": 216235131,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3520793.185,
            "variance": 12395984650000.0
          },
          {
            "average": 0,
            "count": 46362822,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46362822,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46362822,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46362822,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46362822,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700886.354,
          5395056.431,
          941.0881576,
          702443.094,
          5396614.851,
          1354.628158
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700886.3540442584,
                5395056.431145077,
                941.0881576318159
              ],
              [
                700886.3540442584,
                5396614.851145077,
                941.0881576318159
              ],
              [
                702443.0940442584,
                5396614.851145077,
                1354.6281576318158
              ],
              [
                702443.0940442584,
                5395056.431145077,
                1354.6281576318158
              ],
              [
                700886.3540442584,
                5395056.431145077,
                941.0881576318159
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:15:40+00:00",
        "end_time": "2018-07-21T19:05:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2710083,
            48.67570502,
            941.0881576,
            -120.2491226,
            48.6902115,
            1354.628158
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27100829240472,
                  48.67620770175193,
                  941.0881576318159
                ],
                [
                  -120.27025105398772,
                  48.69021150043158,
                  941.0881576318159
                ],
                [
                  -120.24912260122291,
                  48.689708568852566,
                  1354.6281576318158
                ],
                [
                  -120.24988568277146,
                  48.67570501636321,
                  1354.6281576318158
                ],
                [
                  -120.27100829240472,
                  48.67620770175193,
                  941.0881576318159
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:15:40Z",
            "pc:count": 46362822,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701744.7687,
                "count": 46362822,
                "maximum": 702443.094,
                "minimum": 700886.354,
                "name": "X",
                "position": 0,
                "stddev": 435.5545093,
                "variance": 189707.7306
              },
              {
                "average": 5395837.839,
                "count": 46362822,
                "maximum": 5396614.851,
                "minimum": 5395056.431,
                "name": "Y",
                "position": 1,
                "stddev": 440.8771916,
                "variance": 194372.6981
              },
              {
                "average": 1042.559162,
                "count": 46362822,
                "maximum": 1354.628158,
                "minimum": 941.0881576,
                "name": "Z",
                "position": 2,
                "stddev": 90.97639616,
                "variance": 8276.704659
              },
              {
                "average": 460.625293,
                "count": 46362822,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 338.4762418,
                "variance": 114566.1663
              },
              {
                "average": 1.444425104,
                "count": 46362822,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7023150624,
                "variance": 0.4932464468
              },
              {
                "average": 1.888597657,
                "count": 46362822,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.915206912,
                "variance": 0.8376036918
              },
              {
                "average": 0.4968321816,
                "count": 46362822,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999899702,
                "variance": 0.2499899703
              },
              {
                "average": 0.0003360666872,
                "count": 46362822,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01832904126,
                "variance": 0.0003359537537
              },
              {
                "average": 1.263850138,
                "count": 46362822,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4921000613,
                "variance": 0.2421624703
              },
              {
                "average": -0.7723286411,
                "count": 46362822,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.59886946,
                "variance": 134.5337727
              },
              {
                "average": 0,
                "count": 46362822,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 90.40169438,
                "count": 46362822,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.55467063,
                "variance": 4297.414841
              },
              {
                "average": 220193121.8,
                "count": 46362822,
                "maximum": 223327740.1,
                "minimum": 216235131,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3520793.185,
                "variance": 12395984650000.0
              },
              {
                "average": 0,
                "count": 46362822,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46362822,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46362822,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46362822,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46362822,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700886.354,
              5395056.431,
              941.0881576,
              702443.094,
              5396614.851,
              1354.628158
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700886.3540442584,
                    5395056.431145077,
                    941.0881576318159
                  ],
                  [
                    700886.3540442584,
                    5396614.851145077,
                    941.0881576318159
                  ],
                  [
                    702443.0940442584,
                    5396614.851145077,
                    1354.6281576318158
                  ],
                  [
                    702443.0940442584,
                    5395056.431145077,
                    1354.6281576318158
                  ],
                  [
                    700886.3540442584,
                    5395056.431145077,
                    941.0881576318159
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:15:40+00:00",
            "end_time": "2018-07-21T19:05:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29003888916144,
              48.433236475250396,
              937.360247211263
            ],
            [
              -120.28929351856817,
              48.44723731454014,
              937.360247211263
            ],
            [
              -120.26826354696317,
              48.4467396777552,
              1414.320247211263
            ],
            [
              -120.26901468276468,
              48.43273908175112,
              1414.320247211263
            ],
            [
              -120.29003888916144,
              48.433236475250396,
              937.360247211263
            ]
          ]
        ]
      },
      "bbox": [
        -120.2900389,
        48.43273908,
        937.3602472,
        -120.2682635,
        48.44723731,
        1414.320247
      ],
      "properties": {
        "datetime": "2018-10-11T21:22:32Z",
        "pc:count": 58717151,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701196.1207,
            "count": 58717151,
            "maximum": 702000.6256,
            "minimum": 700443.7256,
            "name": "X",
            "position": 0,
            "stddev": 404.2099295,
            "variance": 163385.6671
          },
          {
            "average": 5368778.164,
            "count": 58717151,
            "maximum": 5369560.321,
            "minimum": 5368002.321,
            "name": "Y",
            "position": 1,
            "stddev": 429.6667918,
            "variance": 184613.552
          },
          {
            "average": 1143.35276,
            "count": 58717151,
            "maximum": 1414.320247,
            "minimum": 937.3602472,
            "name": "Z",
            "position": 2,
            "stddev": 91.91287046,
            "variance": 8447.975757
          },
          {
            "average": 511.2064302,
            "count": 58717151,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 361.2061647,
            "variance": 130469.8934
          },
          {
            "average": 1.562838599,
            "count": 58717151,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7751354185,
            "variance": 0.6008349171
          },
          {
            "average": 2.125399528,
            "count": 58717151,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9606573937,
            "variance": 0.9228626281
          },
          {
            "average": 0.4964420532,
            "count": 58717151,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873451,
            "variance": 0.2499873453
          },
          {
            "average": 0.0002470147096,
            "count": 58717151,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0157147605,
            "variance": 0.0002469536975
          },
          {
            "average": 1.224512119,
            "count": 58717151,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4576866663,
            "variance": 0.2094770845
          },
          {
            "average": 0.07658394318,
            "count": 58717151,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.53623733,
            "variance": 111.0122971
          },
          {
            "average": 0,
            "count": 58717151,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.2138915,
            "count": 58717151,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.88058756,
            "variance": 1216.655388
          },
          {
            "average": 223021186.8,
            "count": 58717151,
            "maximum": 223328152.9,
            "minimum": 222115444.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 524037.8993,
            "variance": 274615719900.0
          },
          {
            "average": 0,
            "count": 58717151,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58717151,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58717151,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58717151,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58717151,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700443.7256,
          5368002.321,
          937.3602472,
          702000.6256,
          5369560.321,
          1414.320247
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700443.7256011277,
                5368002.321131059,
                937.360247211263
              ],
              [
                700443.7256011277,
                5369560.321131059,
                937.360247211263
              ],
              [
                702000.6256011276,
                5369560.321131059,
                1414.320247211263
              ],
              [
                702000.6256011276,
                5368002.321131059,
                1414.320247211263
              ],
              [
                700443.7256011277,
                5368002.321131059,
                937.360247211263
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:22:32+00:00",
        "end_time": "2018-09-27T20:30:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2900389,
            48.43273908,
            937.3602472,
            -120.2682635,
            48.44723731,
            1414.320247
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29003888916144,
                  48.433236475250396,
                  937.360247211263
                ],
                [
                  -120.28929351856817,
                  48.44723731454014,
                  937.360247211263
                ],
                [
                  -120.26826354696317,
                  48.4467396777552,
                  1414.320247211263
                ],
                [
                  -120.26901468276468,
                  48.43273908175112,
                  1414.320247211263
                ],
                [
                  -120.29003888916144,
                  48.433236475250396,
                  937.360247211263
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:22:32Z",
            "pc:count": 58717151,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701196.1207,
                "count": 58717151,
                "maximum": 702000.6256,
                "minimum": 700443.7256,
                "name": "X",
                "position": 0,
                "stddev": 404.2099295,
                "variance": 163385.6671
              },
              {
                "average": 5368778.164,
                "count": 58717151,
                "maximum": 5369560.321,
                "minimum": 5368002.321,
                "name": "Y",
                "position": 1,
                "stddev": 429.6667918,
                "variance": 184613.552
              },
              {
                "average": 1143.35276,
                "count": 58717151,
                "maximum": 1414.320247,
                "minimum": 937.3602472,
                "name": "Z",
                "position": 2,
                "stddev": 91.91287046,
                "variance": 8447.975757
              },
              {
                "average": 511.2064302,
                "count": 58717151,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 361.2061647,
                "variance": 130469.8934
              },
              {
                "average": 1.562838599,
                "count": 58717151,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7751354185,
                "variance": 0.6008349171
              },
              {
                "average": 2.125399528,
                "count": 58717151,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9606573937,
                "variance": 0.9228626281
              },
              {
                "average": 0.4964420532,
                "count": 58717151,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873451,
                "variance": 0.2499873453
              },
              {
                "average": 0.0002470147096,
                "count": 58717151,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0157147605,
                "variance": 0.0002469536975
              },
              {
                "average": 1.224512119,
                "count": 58717151,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4576866663,
                "variance": 0.2094770845
              },
              {
                "average": 0.07658394318,
                "count": 58717151,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.53623733,
                "variance": 111.0122971
              },
              {
                "average": 0,
                "count": 58717151,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.2138915,
                "count": 58717151,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.88058756,
                "variance": 1216.655388
              },
              {
                "average": 223021186.8,
                "count": 58717151,
                "maximum": 223328152.9,
                "minimum": 222115444.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 524037.8993,
                "variance": 274615719900.0
              },
              {
                "average": 0,
                "count": 58717151,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58717151,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58717151,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58717151,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58717151,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700443.7256,
              5368002.321,
              937.3602472,
              702000.6256,
              5369560.321,
              1414.320247
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700443.7256011277,
                    5368002.321131059,
                    937.360247211263
                  ],
                  [
                    700443.7256011277,
                    5369560.321131059,
                    937.360247211263
                  ],
                  [
                    702000.6256011276,
                    5369560.321131059,
                    1414.320247211263
                  ],
                  [
                    702000.6256011276,
                    5368002.321131059,
                    1414.320247211263
                  ],
                  [
                    700443.7256011277,
                    5368002.321131059,
                    937.360247211263
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:22:32+00:00",
            "end_time": "2018-09-27T20:30:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20872316373742,
              48.365933703293045,
              383.8818284926218
            ],
            [
              -120.20795728580603,
              48.379933211776724,
              383.8818284926218
            ],
            [
              -120.18695541459034,
              48.37942121673337,
              853.2018284926218
            ],
            [
              -120.18772703503952,
              48.365421958459876,
              853.2018284926218
            ],
            [
              -120.20872316373742,
              48.365933703293045,
              383.8818284926218
            ]
          ]
        ]
      },
      "bbox": [
        -120.2087232,
        48.36542196,
        383.8818285,
        -120.1869554,
        48.37993321,
        853.2018285
      ],
      "properties": {
        "datetime": "2018-07-21T02:20:09Z",
        "pc:count": 41733953,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707538.1863,
            "count": 41733953,
            "maximum": 708287.42,
            "minimum": 706730.44,
            "name": "X",
            "position": 0,
            "stddev": 432.6929414,
            "variance": 187223.1815
          },
          {
            "average": 5361477.355,
            "count": 41733953,
            "maximum": 5362296.54,
            "minimum": 5360738.6,
            "name": "Y",
            "position": 1,
            "stddev": 428.5268439,
            "variance": 183635.256
          },
          {
            "average": 601.2535897,
            "count": 41733953,
            "maximum": 853.2018285,
            "minimum": 383.8818285,
            "name": "Z",
            "position": 2,
            "stddev": 39.563357,
            "variance": 1565.259217
          },
          {
            "average": 1032.865679,
            "count": 41733953,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 566.8166125,
            "variance": 321281.0722
          },
          {
            "average": 1.194756964,
            "count": 41733953,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4824104239,
            "variance": 0.2327198171
          },
          {
            "average": 1.389278509,
            "count": 41733953,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6820192295,
            "variance": 0.4651502294
          },
          {
            "average": 0.4956921766,
            "count": 41733953,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999814483,
            "variance": 0.2499814486
          },
          {
            "average": 0.000306848479,
            "count": 41733953,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01751440351,
            "variance": 0.0003067543303
          },
          {
            "average": 1.433458101,
            "count": 41733953,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5082763064,
            "variance": 0.2583448037
          },
          {
            "average": -0.4069660085,
            "count": 41733953,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.32558849,
            "variance": 86.96660068
          },
          {
            "average": 0,
            "count": 41733953,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.0090799,
            "count": 41733953,
            "maximum": 172,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.605382937,
            "variance": 6.788020249
          },
          {
            "average": 216171262.3,
            "count": 41733953,
            "maximum": 216174809.6,
            "minimum": 216168764.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1298.508439,
            "variance": 1686124.166
          },
          {
            "average": 0,
            "count": 41733953,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41733953,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41733953,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41733953,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41733953,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706730.44,
          5360738.6,
          383.8818285,
          708287.42,
          5362296.54,
          853.2018285
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706730.4399541089,
                5360738.599509683,
                383.8818284926218
              ],
              [
                706730.4399541089,
                5362296.539509683,
                383.8818284926218
              ],
              [
                708287.4199541089,
                5362296.539509683,
                853.2018284926218
              ],
              [
                708287.4199541089,
                5360738.599509683,
                853.2018284926218
              ],
              [
                706730.4399541089,
                5360738.599509683,
                383.8818284926218
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:20:09+00:00",
        "end_time": "2018-07-21T00:39:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2087232,
            48.36542196,
            383.8818285,
            -120.1869554,
            48.37993321,
            853.2018285
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20872316373742,
                  48.365933703293045,
                  383.8818284926218
                ],
                [
                  -120.20795728580603,
                  48.379933211776724,
                  383.8818284926218
                ],
                [
                  -120.18695541459034,
                  48.37942121673337,
                  853.2018284926218
                ],
                [
                  -120.18772703503952,
                  48.365421958459876,
                  853.2018284926218
                ],
                [
                  -120.20872316373742,
                  48.365933703293045,
                  383.8818284926218
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:20:09Z",
            "pc:count": 41733953,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707538.1863,
                "count": 41733953,
                "maximum": 708287.42,
                "minimum": 706730.44,
                "name": "X",
                "position": 0,
                "stddev": 432.6929414,
                "variance": 187223.1815
              },
              {
                "average": 5361477.355,
                "count": 41733953,
                "maximum": 5362296.54,
                "minimum": 5360738.6,
                "name": "Y",
                "position": 1,
                "stddev": 428.5268439,
                "variance": 183635.256
              },
              {
                "average": 601.2535897,
                "count": 41733953,
                "maximum": 853.2018285,
                "minimum": 383.8818285,
                "name": "Z",
                "position": 2,
                "stddev": 39.563357,
                "variance": 1565.259217
              },
              {
                "average": 1032.865679,
                "count": 41733953,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 566.8166125,
                "variance": 321281.0722
              },
              {
                "average": 1.194756964,
                "count": 41733953,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4824104239,
                "variance": 0.2327198171
              },
              {
                "average": 1.389278509,
                "count": 41733953,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6820192295,
                "variance": 0.4651502294
              },
              {
                "average": 0.4956921766,
                "count": 41733953,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999814483,
                "variance": 0.2499814486
              },
              {
                "average": 0.000306848479,
                "count": 41733953,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01751440351,
                "variance": 0.0003067543303
              },
              {
                "average": 1.433458101,
                "count": 41733953,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5082763064,
                "variance": 0.2583448037
              },
              {
                "average": -0.4069660085,
                "count": 41733953,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.32558849,
                "variance": 86.96660068
              },
              {
                "average": 0,
                "count": 41733953,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.0090799,
                "count": 41733953,
                "maximum": 172,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.605382937,
                "variance": 6.788020249
              },
              {
                "average": 216171262.3,
                "count": 41733953,
                "maximum": 216174809.6,
                "minimum": 216168764.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1298.508439,
                "variance": 1686124.166
              },
              {
                "average": 0,
                "count": 41733953,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41733953,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41733953,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41733953,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41733953,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706730.44,
              5360738.6,
              383.8818285,
              708287.42,
              5362296.54,
              853.2018285
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706730.4399541089,
                    5360738.599509683,
                    383.8818284926218
                  ],
                  [
                    706730.4399541089,
                    5362296.539509683,
                    383.8818284926218
                  ],
                  [
                    708287.4199541089,
                    5362296.539509683,
                    853.2018284926218
                  ],
                  [
                    708287.4199541089,
                    5360738.599509683,
                    853.2018284926218
                  ],
                  [
                    706730.4399541089,
                    5360738.599509683,
                    383.8818284926218
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:20:09+00:00",
            "end_time": "2018-07-21T00:39:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_589088_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14837392477651,
              48.757385689852924,
              830.5532070571869
            ],
            [
              -120.148273122677,
              48.75916504785275,
              830.5532070571869
            ],
            [
              -120.13910211287505,
              48.75893756315047,
              968.513207057187
            ],
            [
              -120.13920323807247,
              48.75715821930785,
              968.513207057187
            ],
            [
              -120.14837392477651,
              48.757385689852924,
              830.5532070571869
            ]
          ]
        ]
      },
      "bbox": [
        -120.1483739,
        48.75715822,
        830.5532071,
        -120.1391021,
        48.75916505,
        968.5132071
      ],
      "properties": {
        "datetime": "2018-07-20T16:09:51Z",
        "pc:count": 1635300,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709852.4205,
            "count": 1635300,
            "maximum": 710249.9216,
            "minimum": 709575.0616,
            "name": "X",
            "position": 0,
            "stddev": 143.2165727,
            "variance": 20510.98671
          },
          {
            "average": 5404508.196,
            "count": 1635300,
            "maximum": 5404607.146,
            "minimum": 5404409.106,
            "name": "Y",
            "position": 1,
            "stddev": 51.34662799,
            "variance": 2636.476206
          },
          {
            "average": 868.3413952,
            "count": 1635300,
            "maximum": 968.5132071,
            "minimum": 830.5532071,
            "name": "Z",
            "position": 2,
            "stddev": 24.22721175,
            "variance": 586.9577894
          },
          {
            "average": 712.9655721,
            "count": 1635300,
            "maximum": 4095,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 442.9134164,
            "variance": 196172.2944
          },
          {
            "average": 1.4174017,
            "count": 1635300,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7146965196,
            "variance": 0.5107911152
          },
          {
            "average": 1.835013759,
            "count": 1635300,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9699292493,
            "variance": 0.9407627487
          },
          {
            "average": 0.4977955115,
            "count": 1635300,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999952931,
            "variance": 0.2499952931
          },
          {
            "average": 0.0003075888216,
            "count": 1635300,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01753551821,
            "variance": 0.0003074943988
          },
          {
            "average": 1.293867792,
            "count": 1635300,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4715643928,
            "variance": 0.2223729766
          },
          {
            "average": -0.09331891448,
            "count": 1635300,
            "maximum": 16.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.43901735,
            "variance": 154.7291527
          },
          {
            "average": 0,
            "count": 1635300,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 575.2413331,
            "count": 1635300,
            "maximum": 1611,
            "minimum": 179,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 639.0622838,
            "variance": 408400.6026
          },
          {
            "average": 216136973.4,
            "count": 1635300,
            "maximum": 216138191.4,
            "minimum": 216136239,
            "name": "GpsTime",
            "position": 12,
            "stddev": 898.5583701,
            "variance": 807407.1445
          },
          {
            "average": 0,
            "count": 1635300,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1635300,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1635300,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1635300,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1635300,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709575.0616,
          5404409.106,
          830.5532071,
          710249.9216,
          5404607.146,
          968.5132071
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709575.0616071295,
                5404409.10642208,
                830.5532070571869
              ],
              [
                709575.0616071295,
                5404607.146422079,
                830.5532070571869
              ],
              [
                710249.9216071296,
                5404607.146422079,
                968.513207057187
              ],
              [
                710249.9216071296,
                5404409.10642208,
                968.513207057187
              ],
              [
                709575.0616071295,
                5404409.10642208,
                830.5532070571869
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:09:51+00:00",
        "end_time": "2018-07-20T15:37:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_589088_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_589088_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_589088_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_589088_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1483739,
            48.75715822,
            830.5532071,
            -120.1391021,
            48.75916505,
            968.5132071
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14837392477651,
                  48.757385689852924,
                  830.5532070571869
                ],
                [
                  -120.148273122677,
                  48.75916504785275,
                  830.5532070571869
                ],
                [
                  -120.13910211287505,
                  48.75893756315047,
                  968.513207057187
                ],
                [
                  -120.13920323807247,
                  48.75715821930785,
                  968.513207057187
                ],
                [
                  -120.14837392477651,
                  48.757385689852924,
                  830.5532070571869
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_589088_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_589088_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:09:51Z",
            "pc:count": 1635300,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709852.4205,
                "count": 1635300,
                "maximum": 710249.9216,
                "minimum": 709575.0616,
                "name": "X",
                "position": 0,
                "stddev": 143.2165727,
                "variance": 20510.98671
              },
              {
                "average": 5404508.196,
                "count": 1635300,
                "maximum": 5404607.146,
                "minimum": 5404409.106,
                "name": "Y",
                "position": 1,
                "stddev": 51.34662799,
                "variance": 2636.476206
              },
              {
                "average": 868.3413952,
                "count": 1635300,
                "maximum": 968.5132071,
                "minimum": 830.5532071,
                "name": "Z",
                "position": 2,
                "stddev": 24.22721175,
                "variance": 586.9577894
              },
              {
                "average": 712.9655721,
                "count": 1635300,
                "maximum": 4095,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 442.9134164,
                "variance": 196172.2944
              },
              {
                "average": 1.4174017,
                "count": 1635300,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7146965196,
                "variance": 0.5107911152
              },
              {
                "average": 1.835013759,
                "count": 1635300,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9699292493,
                "variance": 0.9407627487
              },
              {
                "average": 0.4977955115,
                "count": 1635300,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999952931,
                "variance": 0.2499952931
              },
              {
                "average": 0.0003075888216,
                "count": 1635300,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01753551821,
                "variance": 0.0003074943988
              },
              {
                "average": 1.293867792,
                "count": 1635300,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4715643928,
                "variance": 0.2223729766
              },
              {
                "average": -0.09331891448,
                "count": 1635300,
                "maximum": 16.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.43901735,
                "variance": 154.7291527
              },
              {
                "average": 0,
                "count": 1635300,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 575.2413331,
                "count": 1635300,
                "maximum": 1611,
                "minimum": 179,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 639.0622838,
                "variance": 408400.6026
              },
              {
                "average": 216136973.4,
                "count": 1635300,
                "maximum": 216138191.4,
                "minimum": 216136239,
                "name": "GpsTime",
                "position": 12,
                "stddev": 898.5583701,
                "variance": 807407.1445
              },
              {
                "average": 0,
                "count": 1635300,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1635300,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1635300,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1635300,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1635300,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709575.0616,
              5404409.106,
              830.5532071,
              710249.9216,
              5404607.146,
              968.5132071
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709575.0616071295,
                    5404409.10642208,
                    830.5532070571869
                  ],
                  [
                    709575.0616071295,
                    5404607.146422079,
                    830.5532070571869
                  ],
                  [
                    710249.9216071296,
                    5404607.146422079,
                    968.513207057187
                  ],
                  [
                    710249.9216071296,
                    5404409.10642208,
                    968.513207057187
                  ],
                  [
                    709575.0616071295,
                    5404409.10642208,
                    830.5532070571869
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:09:51+00:00",
            "end_time": "2018-07-20T15:37:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.17908519701041,
              48.743844360921535,
              1492.0761942118338
            ],
            [
              -120.17866169865889,
              48.751403881409935,
              1492.0761942118338
            ],
            [
              -120.1682390764171,
              48.751148039679016,
              1860.2761942118336
            ],
            [
              -120.16866413417318,
              48.743588586824124,
              1860.2761942118336
            ],
            [
              -120.17908519701041,
              48.743844360921535,
              1492.0761942118338
            ]
          ]
        ]
      },
      "bbox": [
        -120.1790852,
        48.74358859,
        1492.076194,
        -120.1682391,
        48.75140388,
        1860.276194
      ],
      "properties": {
        "datetime": "2018-07-21T00:27:27Z",
        "pc:count": 6340596,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707856.7176,
            "count": 6340596,
            "maximum": 708141.0476,
            "minimum": 707373.9876,
            "name": "X",
            "position": 0,
            "stddev": 187.3157468,
            "variance": 35087.189
          },
          {
            "average": 5403117.074,
            "count": 6340596,
            "maximum": 5403661.351,
            "minimum": 5402820.011,
            "name": "Y",
            "position": 1,
            "stddev": 197.0150441,
            "variance": 38814.92761
          },
          {
            "average": 1668.643316,
            "count": 6340596,
            "maximum": 1860.276194,
            "minimum": 1492.076194,
            "name": "Z",
            "position": 2,
            "stddev": 77.65730056,
            "variance": 6030.656331
          },
          {
            "average": 759.8629705,
            "count": 6340596,
            "maximum": 3181,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 482.2547936,
            "variance": 232569.6859
          },
          {
            "average": 1.455836171,
            "count": 6340596,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8004181503,
            "variance": 0.6406692154
          },
          {
            "average": 1.909835448,
            "count": 6340596,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.11992141,
            "variance": 1.254223964
          },
          {
            "average": 0.4988344944,
            "count": 6340596,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499998681,
            "variance": 0.249998681
          },
          {
            "average": 0.0001752201213,
            "count": 6340596,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01323591503,
            "variance": 0.0001751894468
          },
          {
            "average": 1.329182462,
            "count": 6340596,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5295471901,
            "variance": 0.2804202266
          },
          {
            "average": -6.734456824,
            "count": 6340596,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.8870346,
            "variance": 118.5275223
          },
          {
            "average": 0,
            "count": 6340596,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 156.7879915,
            "count": 6340596,
            "maximum": 159,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.638445069,
            "variance": 2.684502244
          },
          {
            "average": 216166954.8,
            "count": 6340596,
            "maximum": 216168047.6,
            "minimum": 216165485.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1070.174002,
            "variance": 1145272.395
          },
          {
            "average": 0,
            "count": 6340596,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6340596,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6340596,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6340596,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6340596,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707373.9876,
          5402820.011,
          1492.076194,
          708141.0476,
          5403661.351,
          1860.276194
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707373.9876301191,
                5402820.01099167,
                1492.0761942118338
              ],
              [
                707373.9876301191,
                5403661.35099167,
                1492.0761942118338
              ],
              [
                708141.0476301191,
                5403661.35099167,
                1860.2761942118336
              ],
              [
                708141.0476301191,
                5402820.01099167,
                1860.2761942118336
              ],
              [
                707373.9876301191,
                5402820.01099167,
                1492.0761942118338
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:27:27+00:00",
        "end_time": "2018-07-20T23:44:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1790852,
            48.74358859,
            1492.076194,
            -120.1682391,
            48.75140388,
            1860.276194
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.17908519701041,
                  48.743844360921535,
                  1492.0761942118338
                ],
                [
                  -120.17866169865889,
                  48.751403881409935,
                  1492.0761942118338
                ],
                [
                  -120.1682390764171,
                  48.751148039679016,
                  1860.2761942118336
                ],
                [
                  -120.16866413417318,
                  48.743588586824124,
                  1860.2761942118336
                ],
                [
                  -120.17908519701041,
                  48.743844360921535,
                  1492.0761942118338
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:27:27Z",
            "pc:count": 6340596,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707856.7176,
                "count": 6340596,
                "maximum": 708141.0476,
                "minimum": 707373.9876,
                "name": "X",
                "position": 0,
                "stddev": 187.3157468,
                "variance": 35087.189
              },
              {
                "average": 5403117.074,
                "count": 6340596,
                "maximum": 5403661.351,
                "minimum": 5402820.011,
                "name": "Y",
                "position": 1,
                "stddev": 197.0150441,
                "variance": 38814.92761
              },
              {
                "average": 1668.643316,
                "count": 6340596,
                "maximum": 1860.276194,
                "minimum": 1492.076194,
                "name": "Z",
                "position": 2,
                "stddev": 77.65730056,
                "variance": 6030.656331
              },
              {
                "average": 759.8629705,
                "count": 6340596,
                "maximum": 3181,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 482.2547936,
                "variance": 232569.6859
              },
              {
                "average": 1.455836171,
                "count": 6340596,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8004181503,
                "variance": 0.6406692154
              },
              {
                "average": 1.909835448,
                "count": 6340596,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.11992141,
                "variance": 1.254223964
              },
              {
                "average": 0.4988344944,
                "count": 6340596,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499998681,
                "variance": 0.249998681
              },
              {
                "average": 0.0001752201213,
                "count": 6340596,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01323591503,
                "variance": 0.0001751894468
              },
              {
                "average": 1.329182462,
                "count": 6340596,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5295471901,
                "variance": 0.2804202266
              },
              {
                "average": -6.734456824,
                "count": 6340596,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.8870346,
                "variance": 118.5275223
              },
              {
                "average": 0,
                "count": 6340596,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 156.7879915,
                "count": 6340596,
                "maximum": 159,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.638445069,
                "variance": 2.684502244
              },
              {
                "average": 216166954.8,
                "count": 6340596,
                "maximum": 216168047.6,
                "minimum": 216165485.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1070.174002,
                "variance": 1145272.395
              },
              {
                "average": 0,
                "count": 6340596,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6340596,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6340596,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6340596,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6340596,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707373.9876,
              5402820.011,
              1492.076194,
              708141.0476,
              5403661.351,
              1860.276194
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707373.9876301191,
                    5402820.01099167,
                    1492.0761942118338
                  ],
                  [
                    707373.9876301191,
                    5403661.35099167,
                    1492.0761942118338
                  ],
                  [
                    708141.0476301191,
                    5403661.35099167,
                    1860.2761942118336
                  ],
                  [
                    708141.0476301191,
                    5402820.01099167,
                    1860.2761942118336
                  ],
                  [
                    707373.9876301191,
                    5402820.01099167,
                    1492.0761942118338
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:27:27+00:00",
            "end_time": "2018-07-20T23:44:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1575808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12246318514612,
              48.24806632210013,
              363.8588578223124
            ],
            [
              -120.12187803039888,
              48.25848546454533,
              363.8588578223124
            ],
            [
              -120.10592443397921,
              48.25808472098328,
              641.5988578223124
            ],
            [
              -120.10651282126551,
              48.247665724231375,
              641.5988578223124
            ],
            [
              -120.12246318514612,
              48.24806632210013,
              363.8588578223124
            ]
          ]
        ]
      },
      "bbox": [
        -120.1224632,
        48.24766572,
        363.8588578,
        -120.1059244,
        48.25848546,
        641.5988578
      ],
      "properties": {
        "datetime": "2018-07-20T02:30:00Z",
        "pc:count": 15589889,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714228.3181,
            "count": 15589889,
            "maximum": 714795.7842,
            "minimum": 713610.1642,
            "name": "X",
            "position": 0,
            "stddev": 299.3457935,
            "variance": 89607.90408
          },
          {
            "average": 5348455.406,
            "count": 15589889,
            "maximum": 5349035.263,
            "minimum": 5347875.703,
            "name": "Y",
            "position": 1,
            "stddev": 321.2707266,
            "variance": 103214.8798
          },
          {
            "average": 462.7915396,
            "count": 15589889,
            "maximum": 641.5988578,
            "minimum": 363.8588578,
            "name": "Z",
            "position": 2,
            "stddev": 48.35078524,
            "variance": 2337.798433
          },
          {
            "average": 1186.887782,
            "count": 15589889,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 512.9329266,
            "variance": 263100.1871
          },
          {
            "average": 1.080349065,
            "count": 15589889,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3086341217,
            "variance": 0.09525502108
          },
          {
            "average": 1.160715256,
            "count": 15589889,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4460777616,
            "variance": 0.1989853694
          },
          {
            "average": 0.4971200885,
            "count": 15589889,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999917221,
            "variance": 0.2499917221
          },
          {
            "average": 0.000221297278,
            "count": 15589889,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0148744183,
            "variance": 0.0002212483197
          },
          {
            "average": 1.559637981,
            "count": 15589889,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.50931118,
            "variance": 0.2593978781
          },
          {
            "average": -1.818047287,
            "count": 15589889,
            "maximum": 13.00199986,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.258053812,
            "variance": 68.19545276
          },
          {
            "average": 0,
            "count": 15589889,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 84.70274952,
            "count": 15589889,
            "maximum": 86,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.498115308,
            "variance": 2.244349475
          },
          {
            "average": 216088384.8,
            "count": 15589889,
            "maximum": 216089000.2,
            "minimum": 216086565.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 961.8842732,
            "variance": 925221.355
          },
          {
            "average": 0,
            "count": 15589889,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15589889,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15589889,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15589889,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15589889,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713610.1642,
          5347875.703,
          363.8588578,
          714795.7842,
          5349035.263,
          641.5988578
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713610.164211406,
                5347875.703466683,
                363.8588578223124
              ],
              [
                713610.164211406,
                5349035.263466683,
                363.8588578223124
              ],
              [
                714795.7842114061,
                5349035.263466683,
                641.5988578223124
              ],
              [
                714795.7842114061,
                5347875.703466683,
                641.5988578223124
              ],
              [
                713610.164211406,
                5347875.703466683,
                363.8588578223124
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:30:00+00:00",
        "end_time": "2018-07-20T01:49:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1575808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1575808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1575808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1575808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1224632,
            48.24766572,
            363.8588578,
            -120.1059244,
            48.25848546,
            641.5988578
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12246318514612,
                  48.24806632210013,
                  363.8588578223124
                ],
                [
                  -120.12187803039888,
                  48.25848546454533,
                  363.8588578223124
                ],
                [
                  -120.10592443397921,
                  48.25808472098328,
                  641.5988578223124
                ],
                [
                  -120.10651282126551,
                  48.247665724231375,
                  641.5988578223124
                ],
                [
                  -120.12246318514612,
                  48.24806632210013,
                  363.8588578223124
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1575808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1575808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:30:00Z",
            "pc:count": 15589889,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714228.3181,
                "count": 15589889,
                "maximum": 714795.7842,
                "minimum": 713610.1642,
                "name": "X",
                "position": 0,
                "stddev": 299.3457935,
                "variance": 89607.90408
              },
              {
                "average": 5348455.406,
                "count": 15589889,
                "maximum": 5349035.263,
                "minimum": 5347875.703,
                "name": "Y",
                "position": 1,
                "stddev": 321.2707266,
                "variance": 103214.8798
              },
              {
                "average": 462.7915396,
                "count": 15589889,
                "maximum": 641.5988578,
                "minimum": 363.8588578,
                "name": "Z",
                "position": 2,
                "stddev": 48.35078524,
                "variance": 2337.798433
              },
              {
                "average": 1186.887782,
                "count": 15589889,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 512.9329266,
                "variance": 263100.1871
              },
              {
                "average": 1.080349065,
                "count": 15589889,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3086341217,
                "variance": 0.09525502108
              },
              {
                "average": 1.160715256,
                "count": 15589889,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4460777616,
                "variance": 0.1989853694
              },
              {
                "average": 0.4971200885,
                "count": 15589889,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999917221,
                "variance": 0.2499917221
              },
              {
                "average": 0.000221297278,
                "count": 15589889,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0148744183,
                "variance": 0.0002212483197
              },
              {
                "average": 1.559637981,
                "count": 15589889,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.50931118,
                "variance": 0.2593978781
              },
              {
                "average": -1.818047287,
                "count": 15589889,
                "maximum": 13.00199986,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.258053812,
                "variance": 68.19545276
              },
              {
                "average": 0,
                "count": 15589889,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 84.70274952,
                "count": 15589889,
                "maximum": 86,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.498115308,
                "variance": 2.244349475
              },
              {
                "average": 216088384.8,
                "count": 15589889,
                "maximum": 216089000.2,
                "minimum": 216086565.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 961.8842732,
                "variance": 925221.355
              },
              {
                "average": 0,
                "count": 15589889,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15589889,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15589889,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15589889,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15589889,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713610.1642,
              5347875.703,
              363.8588578,
              714795.7842,
              5349035.263,
              641.5988578
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713610.164211406,
                    5347875.703466683,
                    363.8588578223124
                  ],
                  [
                    713610.164211406,
                    5349035.263466683,
                    363.8588578223124
                  ],
                  [
                    714795.7842114061,
                    5349035.263466683,
                    641.5988578223124
                  ],
                  [
                    714795.7842114061,
                    5347875.703466683,
                    641.5988578223124
                  ],
                  [
                    713610.164211406,
                    5347875.703466683,
                    363.8588578223124
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:30:00+00:00",
            "end_time": "2018-07-20T01:49:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22901894425569,
              48.37939201732558,
              585.6639822977218
            ],
            [
              -120.22825831064408,
              48.39339101531637,
              585.6639822977218
            ],
            [
              -120.20725080725688,
              48.39288262727914,
              949.5839822977218
            ],
            [
              -120.20801718764321,
              48.378883877740755,
              949.5839822977218
            ],
            [
              -120.22901894425569,
              48.37939201732558,
              585.6639822977218
            ]
          ]
        ]
      },
      "bbox": [
        -120.2290189,
        48.37888388,
        585.6639823,
        -120.2072508,
        48.39339102,
        949.5839823
      ],
      "properties": {
        "datetime": "2018-07-21T18:47:32Z",
        "pc:count": 36131997,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705946.7778,
            "count": 36131997,
            "maximum": 706730.2567,
            "minimum": 705173.2967,
            "name": "X",
            "position": 0,
            "stddev": 437.3734024,
            "variance": 191295.4931
          },
          {
            "average": 5362946.101,
            "count": 36131997,
            "maximum": 5363737.617,
            "minimum": 5362179.757,
            "name": "Y",
            "position": 1,
            "stddev": 424.9499353,
            "variance": 180582.4475
          },
          {
            "average": 747.601068,
            "count": 36131997,
            "maximum": 949.5839823,
            "minimum": 585.6639823,
            "name": "Z",
            "position": 2,
            "stddev": 66.67265904,
            "variance": 4445.243464
          },
          {
            "average": 1211.129509,
            "count": 36131997,
            "maximum": 4028,
            "minimum": 83,
            "name": "Intensity",
            "position": 3,
            "stddev": 255.5024326,
            "variance": 65281.49306
          },
          {
            "average": 1.005488542,
            "count": 36131997,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.07829721875,
            "variance": 0.006130454464
          },
          {
            "average": 1.010975314,
            "count": 36131997,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.113438806,
            "variance": 0.0128683627
          },
          {
            "average": 0.4957095231,
            "count": 36131997,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999815984,
            "variance": 0.2499815987
          },
          {
            "average": 0.0002716152113,
            "count": 36131997,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01647851462,
            "variance": 0.000271541444
          },
          {
            "average": 1.596823115,
            "count": 36131997,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5105351714,
            "variance": 0.2606461612
          },
          {
            "average": -0.2493066825,
            "count": 36131997,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.904996146,
            "variance": 98.10894865
          },
          {
            "average": 0,
            "count": 36131997,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.4908618,
            "count": 36131997,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.06375163,
            "variance": 1160.339175
          },
          {
            "average": 216177634.3,
            "count": 36131997,
            "maximum": 216234052.7,
            "minimum": 216172741.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12575.94016,
            "variance": 158154271
          },
          {
            "average": 0,
            "count": 36131997,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36131997,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36131997,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36131997,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36131997,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705173.2967,
          5362179.757,
          585.6639823,
          706730.2567,
          5363737.617,
          949.5839823
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705173.296711505,
                5362179.757171637,
                585.6639822977218
              ],
              [
                705173.296711505,
                5363737.617171637,
                585.6639822977218
              ],
              [
                706730.256711505,
                5363737.617171637,
                949.5839822977218
              ],
              [
                706730.256711505,
                5362179.757171637,
                949.5839822977218
              ],
              [
                705173.296711505,
                5362179.757171637,
                585.6639822977218
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:47:32+00:00",
        "end_time": "2018-07-21T01:45:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2290189,
            48.37888388,
            585.6639823,
            -120.2072508,
            48.39339102,
            949.5839823
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22901894425569,
                  48.37939201732558,
                  585.6639822977218
                ],
                [
                  -120.22825831064408,
                  48.39339101531637,
                  585.6639822977218
                ],
                [
                  -120.20725080725688,
                  48.39288262727914,
                  949.5839822977218
                ],
                [
                  -120.20801718764321,
                  48.378883877740755,
                  949.5839822977218
                ],
                [
                  -120.22901894425569,
                  48.37939201732558,
                  585.6639822977218
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:47:32Z",
            "pc:count": 36131997,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705946.7778,
                "count": 36131997,
                "maximum": 706730.2567,
                "minimum": 705173.2967,
                "name": "X",
                "position": 0,
                "stddev": 437.3734024,
                "variance": 191295.4931
              },
              {
                "average": 5362946.101,
                "count": 36131997,
                "maximum": 5363737.617,
                "minimum": 5362179.757,
                "name": "Y",
                "position": 1,
                "stddev": 424.9499353,
                "variance": 180582.4475
              },
              {
                "average": 747.601068,
                "count": 36131997,
                "maximum": 949.5839823,
                "minimum": 585.6639823,
                "name": "Z",
                "position": 2,
                "stddev": 66.67265904,
                "variance": 4445.243464
              },
              {
                "average": 1211.129509,
                "count": 36131997,
                "maximum": 4028,
                "minimum": 83,
                "name": "Intensity",
                "position": 3,
                "stddev": 255.5024326,
                "variance": 65281.49306
              },
              {
                "average": 1.005488542,
                "count": 36131997,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.07829721875,
                "variance": 0.006130454464
              },
              {
                "average": 1.010975314,
                "count": 36131997,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.113438806,
                "variance": 0.0128683627
              },
              {
                "average": 0.4957095231,
                "count": 36131997,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999815984,
                "variance": 0.2499815987
              },
              {
                "average": 0.0002716152113,
                "count": 36131997,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01647851462,
                "variance": 0.000271541444
              },
              {
                "average": 1.596823115,
                "count": 36131997,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5105351714,
                "variance": 0.2606461612
              },
              {
                "average": -0.2493066825,
                "count": 36131997,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.904996146,
                "variance": 98.10894865
              },
              {
                "average": 0,
                "count": 36131997,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.4908618,
                "count": 36131997,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.06375163,
                "variance": 1160.339175
              },
              {
                "average": 216177634.3,
                "count": 36131997,
                "maximum": 216234052.7,
                "minimum": 216172741.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12575.94016,
                "variance": 158154271
              },
              {
                "average": 0,
                "count": 36131997,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36131997,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36131997,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36131997,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36131997,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705173.2967,
              5362179.757,
              585.6639823,
              706730.2567,
              5363737.617,
              949.5839823
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705173.296711505,
                    5362179.757171637,
                    585.6639822977218
                  ],
                  [
                    705173.296711505,
                    5363737.617171637,
                    585.6639822977218
                  ],
                  [
                    706730.256711505,
                    5363737.617171637,
                    949.5839822977218
                  ],
                  [
                    706730.256711505,
                    5362179.757171637,
                    949.5839822977218
                  ],
                  [
                    705173.296711505,
                    5362179.757171637,
                    585.6639822977218
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:47:32+00:00",
            "end_time": "2018-07-21T01:45:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18827751268901,
              48.31233583578026,
              990.361349110703
            ],
            [
              -120.18752636693476,
              48.32599197198393,
              990.361349110703
            ],
            [
              -120.16661088742883,
              48.325478250787455,
              1692.501349110703
            ],
            [
              -120.16736760106606,
              48.31182235942664,
              1692.501349110703
            ],
            [
              -120.18827751268901,
              48.31233583578026,
              990.361349110703
            ]
          ]
        ]
      },
      "bbox": [
        -120.1882775,
        48.31182236,
        990.3613491,
        -120.1666109,
        48.32599197,
        1692.501349
      ],
      "properties": {
        "datetime": "2018-07-21T01:15:26Z",
        "pc:count": 55718028,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709231.5375,
            "count": 55718028,
            "maximum": 710015.3705,
            "minimum": 708463.1305,
            "name": "X",
            "position": 0,
            "stddev": 439.603572,
            "variance": 193251.3005
          },
          {
            "average": 5355693.309,
            "count": 55718028,
            "maximum": 5356357.013,
            "minimum": 5354837.273,
            "name": "Y",
            "position": 1,
            "stddev": 368.8803038,
            "variance": 136072.6785
          },
          {
            "average": 1261.213127,
            "count": 55718028,
            "maximum": 1692.501349,
            "minimum": 990.3613491,
            "name": "Z",
            "position": 2,
            "stddev": 145.2543472,
            "variance": 21098.82537
          },
          {
            "average": 628.5511186,
            "count": 55718028,
            "maximum": 3042,
            "minimum": 19,
            "name": "Intensity",
            "position": 3,
            "stddev": 467.6832756,
            "variance": 218727.6462
          },
          {
            "average": 1.649942457,
            "count": 55718028,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.873001859,
            "variance": 0.7621322457
          },
          {
            "average": 2.300390638,
            "count": 55718028,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.102042643,
            "variance": 1.214497987
          },
          {
            "average": 0.4968348306,
            "count": 55718028,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999899861,
            "variance": 0.2499899862
          },
          {
            "average": 0.0002633617974,
            "count": 55718028,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01622628863,
            "variance": 0.0002632924427
          },
          {
            "average": 1.186232524,
            "count": 55718028,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4275395428,
            "variance": 0.1827900607
          },
          {
            "average": 0.1630090167,
            "count": 55718028,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.1525033,
            "variance": 172.9883431
          },
          {
            "average": 0,
            "count": 55718028,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8575892,
            "count": 55718028,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.647852511,
            "variance": 7.011122919
          },
          {
            "average": 216168115,
            "count": 55718028,
            "maximum": 216170926.4,
            "minimum": 216164679.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1471.911574,
            "variance": 2166523.681
          },
          {
            "average": 0,
            "count": 55718028,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55718028,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55718028,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55718028,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55718028,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708463.1305,
          5354837.273,
          990.3613491,
          710015.3705,
          5356357.013,
          1692.501349
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708463.1305178874,
                5354837.272714409,
                990.361349110703
              ],
              [
                708463.1305178874,
                5356357.012714409,
                990.361349110703
              ],
              [
                710015.3705178874,
                5356357.012714409,
                1692.501349110703
              ],
              [
                710015.3705178874,
                5354837.272714409,
                1692.501349110703
              ],
              [
                708463.1305178874,
                5354837.272714409,
                990.361349110703
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:15:26+00:00",
        "end_time": "2018-07-20T23:31:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1882775,
            48.31182236,
            990.3613491,
            -120.1666109,
            48.32599197,
            1692.501349
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18827751268901,
                  48.31233583578026,
                  990.361349110703
                ],
                [
                  -120.18752636693476,
                  48.32599197198393,
                  990.361349110703
                ],
                [
                  -120.16661088742883,
                  48.325478250787455,
                  1692.501349110703
                ],
                [
                  -120.16736760106606,
                  48.31182235942664,
                  1692.501349110703
                ],
                [
                  -120.18827751268901,
                  48.31233583578026,
                  990.361349110703
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:15:26Z",
            "pc:count": 55718028,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709231.5375,
                "count": 55718028,
                "maximum": 710015.3705,
                "minimum": 708463.1305,
                "name": "X",
                "position": 0,
                "stddev": 439.603572,
                "variance": 193251.3005
              },
              {
                "average": 5355693.309,
                "count": 55718028,
                "maximum": 5356357.013,
                "minimum": 5354837.273,
                "name": "Y",
                "position": 1,
                "stddev": 368.8803038,
                "variance": 136072.6785
              },
              {
                "average": 1261.213127,
                "count": 55718028,
                "maximum": 1692.501349,
                "minimum": 990.3613491,
                "name": "Z",
                "position": 2,
                "stddev": 145.2543472,
                "variance": 21098.82537
              },
              {
                "average": 628.5511186,
                "count": 55718028,
                "maximum": 3042,
                "minimum": 19,
                "name": "Intensity",
                "position": 3,
                "stddev": 467.6832756,
                "variance": 218727.6462
              },
              {
                "average": 1.649942457,
                "count": 55718028,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.873001859,
                "variance": 0.7621322457
              },
              {
                "average": 2.300390638,
                "count": 55718028,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.102042643,
                "variance": 1.214497987
              },
              {
                "average": 0.4968348306,
                "count": 55718028,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999899861,
                "variance": 0.2499899862
              },
              {
                "average": 0.0002633617974,
                "count": 55718028,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01622628863,
                "variance": 0.0002632924427
              },
              {
                "average": 1.186232524,
                "count": 55718028,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4275395428,
                "variance": 0.1827900607
              },
              {
                "average": 0.1630090167,
                "count": 55718028,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.1525033,
                "variance": 172.9883431
              },
              {
                "average": 0,
                "count": 55718028,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8575892,
                "count": 55718028,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.647852511,
                "variance": 7.011122919
              },
              {
                "average": 216168115,
                "count": 55718028,
                "maximum": 216170926.4,
                "minimum": 216164679.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1471.911574,
                "variance": 2166523.681
              },
              {
                "average": 0,
                "count": 55718028,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55718028,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55718028,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55718028,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55718028,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708463.1305,
              5354837.273,
              990.3613491,
              710015.3705,
              5356357.013,
              1692.501349
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708463.1305178874,
                    5354837.272714409,
                    990.361349110703
                  ],
                  [
                    708463.1305178874,
                    5356357.012714409,
                    990.361349110703
                  ],
                  [
                    710015.3705178874,
                    5356357.012714409,
                    1692.501349110703
                  ],
                  [
                    710015.3705178874,
                    5354837.272714409,
                    1692.501349110703
                  ],
                  [
                    708463.1305178874,
                    5354837.272714409,
                    990.361349110703
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:15:26+00:00",
            "end_time": "2018-07-20T23:31:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1635808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27155918103347,
              48.78418887876615,
              1825.7739716238539
            ],
            [
              -120.27080930461709,
              48.79800659565416,
              1825.7739716238539
            ],
            [
              -120.24996638839974,
              48.79751083944308,
              2376.733971623854
            ],
            [
              -120.25072197411892,
              48.78369336212891,
              2376.733971623854
            ],
            [
              -120.27155918103347,
              48.78418887876615,
              1825.7739716238539
            ]
          ]
        ]
      },
      "bbox": [
        -120.2715592,
        48.78369336,
        1825.773972,
        -120.2499664,
        48.7980066,
        2376.733972
      ],
      "properties": {
        "datetime": "2018-10-11T21:12:35Z",
        "pc:count": 36991856,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701074.7394,
            "count": 36991856,
            "maximum": 701948.3449,
            "minimum": 700415.9249,
            "name": "X",
            "position": 0,
            "stddev": 390.8531852,
            "variance": 152766.2124
          },
          {
            "average": 5407752.49,
            "count": 36991856,
            "maximum": 5408594.152,
            "minimum": 5407056.412,
            "name": "Y",
            "position": 1,
            "stddev": 434.7576911,
            "variance": 189014.25
          },
          {
            "average": 2054.810372,
            "count": 36991856,
            "maximum": 2376.733972,
            "minimum": 1825.773972,
            "name": "Z",
            "position": 2,
            "stddev": 125.8147362,
            "variance": 15829.34784
          },
          {
            "average": 902.8654563,
            "count": 36991856,
            "maximum": 3153,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 864.3832059,
            "variance": 747158.3266
          },
          {
            "average": 1.569102399,
            "count": 36991856,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8859909754,
            "variance": 0.7849800085
          },
          {
            "average": 2.137953986,
            "count": 36991856,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.209069528,
            "variance": 1.461849123
          },
          {
            "average": 0.4967379577,
            "count": 36991856,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893657,
            "variance": 0.2499893658
          },
          {
            "average": 0.0002694917498,
            "count": 36991856,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01641399193,
            "variance": 0.0002694191312
          },
          {
            "average": 1.34851271,
            "count": 36991856,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5287152962,
            "variance": 0.2795398645
          },
          {
            "average": -2.809297057,
            "count": 36991856,
            "maximum": 24,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.63915941,
            "variance": 186.0266693
          },
          {
            "average": 0,
            "count": 36991856,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 123.0995941,
            "count": 36991856,
            "maximum": 150,
            "minimum": 16,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 52.01973725,
            "variance": 2706.053064
          },
          {
            "average": 221939731.4,
            "count": 36991856,
            "maximum": 223327555,
            "minimum": 216236961.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2812251.779,
            "variance": 7908760068000.0
          },
          {
            "average": 0,
            "count": 36991856,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36991856,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36991856,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36991856,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36991856,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700415.9249,
          5407056.412,
          1825.773972,
          701948.3449,
          5408594.152,
          2376.733972
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700415.9249409027,
                5407056.412256175,
                1825.7739716238539
              ],
              [
                700415.9249409027,
                5408594.152256175,
                1825.7739716238539
              ],
              [
                701948.3449409027,
                5408594.152256175,
                2376.733971623854
              ],
              [
                701948.3449409027,
                5407056.412256175,
                2376.733971623854
              ],
              [
                700415.9249409027,
                5407056.412256175,
                1825.7739716238539
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:12:35+00:00",
        "end_time": "2018-07-21T19:36:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1635808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1635808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1635808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1635808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2715592,
            48.78369336,
            1825.773972,
            -120.2499664,
            48.7980066,
            2376.733972
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27155918103347,
                  48.78418887876615,
                  1825.7739716238539
                ],
                [
                  -120.27080930461709,
                  48.79800659565416,
                  1825.7739716238539
                ],
                [
                  -120.24996638839974,
                  48.79751083944308,
                  2376.733971623854
                ],
                [
                  -120.25072197411892,
                  48.78369336212891,
                  2376.733971623854
                ],
                [
                  -120.27155918103347,
                  48.78418887876615,
                  1825.7739716238539
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1635808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1635808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:12:35Z",
            "pc:count": 36991856,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701074.7394,
                "count": 36991856,
                "maximum": 701948.3449,
                "minimum": 700415.9249,
                "name": "X",
                "position": 0,
                "stddev": 390.8531852,
                "variance": 152766.2124
              },
              {
                "average": 5407752.49,
                "count": 36991856,
                "maximum": 5408594.152,
                "minimum": 5407056.412,
                "name": "Y",
                "position": 1,
                "stddev": 434.7576911,
                "variance": 189014.25
              },
              {
                "average": 2054.810372,
                "count": 36991856,
                "maximum": 2376.733972,
                "minimum": 1825.773972,
                "name": "Z",
                "position": 2,
                "stddev": 125.8147362,
                "variance": 15829.34784
              },
              {
                "average": 902.8654563,
                "count": 36991856,
                "maximum": 3153,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 864.3832059,
                "variance": 747158.3266
              },
              {
                "average": 1.569102399,
                "count": 36991856,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8859909754,
                "variance": 0.7849800085
              },
              {
                "average": 2.137953986,
                "count": 36991856,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.209069528,
                "variance": 1.461849123
              },
              {
                "average": 0.4967379577,
                "count": 36991856,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893657,
                "variance": 0.2499893658
              },
              {
                "average": 0.0002694917498,
                "count": 36991856,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01641399193,
                "variance": 0.0002694191312
              },
              {
                "average": 1.34851271,
                "count": 36991856,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5287152962,
                "variance": 0.2795398645
              },
              {
                "average": -2.809297057,
                "count": 36991856,
                "maximum": 24,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.63915941,
                "variance": 186.0266693
              },
              {
                "average": 0,
                "count": 36991856,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 123.0995941,
                "count": 36991856,
                "maximum": 150,
                "minimum": 16,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 52.01973725,
                "variance": 2706.053064
              },
              {
                "average": 221939731.4,
                "count": 36991856,
                "maximum": 223327555,
                "minimum": 216236961.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2812251.779,
                "variance": 7908760068000.0
              },
              {
                "average": 0,
                "count": 36991856,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36991856,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36991856,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36991856,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36991856,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700415.9249,
              5407056.412,
              1825.773972,
              701948.3449,
              5408594.152,
              2376.733972
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700415.9249409027,
                    5407056.412256175,
                    1825.7739716238539
                  ],
                  [
                    700415.9249409027,
                    5408594.152256175,
                    1825.7739716238539
                  ],
                  [
                    701948.3449409027,
                    5408594.152256175,
                    2376.733971623854
                  ],
                  [
                    701948.3449409027,
                    5407056.412256175,
                    2376.733971623854
                  ],
                  [
                    700415.9249409027,
                    5407056.412256175,
                    1825.7739716238539
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:12:35+00:00",
            "end_time": "2018-07-21T19:36:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20882925995491,
              48.39292144641222,
              723.152640272723
            ],
            [
              -120.20806263611404,
              48.40692178878917,
              723.152640272723
            ],
            [
              -120.18704911355394,
              48.406409586962916,
              1110.4326402727231
            ],
            [
              -120.18782148891259,
              48.39240949494045,
              1110.4326402727231
            ],
            [
              -120.20882925995491,
              48.39292144641222,
              723.152640272723
            ]
          ]
        ]
      },
      "bbox": [
        -120.2088293,
        48.39240949,
        723.1526403,
        -120.1870491,
        48.40692179,
        1110.43264
      ],
      "properties": {
        "datetime": "2018-07-21T01:54:17Z",
        "pc:count": 38335378,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707413.0179,
            "count": 38335378,
            "maximum": 708170.287,
            "minimum": 706613.267,
            "name": "X",
            "position": 0,
            "stddev": 435.7183081,
            "variance": 189850.444
          },
          {
            "average": 5364517.035,
            "count": 38335378,
            "maximum": 5365295.711,
            "minimum": 5363737.671,
            "name": "Y",
            "position": 1,
            "stddev": 435.4024737,
            "variance": 189575.3141
          },
          {
            "average": 912.4801288,
            "count": 38335378,
            "maximum": 1110.43264,
            "minimum": 723.1526403,
            "name": "Z",
            "position": 2,
            "stddev": 85.89452273,
            "variance": 7377.869034
          },
          {
            "average": 1151.131607,
            "count": 38335378,
            "maximum": 4095,
            "minimum": 17,
            "name": "Intensity",
            "position": 3,
            "stddev": 322.6844034,
            "variance": 104125.2242
          },
          {
            "average": 1.035959317,
            "count": 38335378,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2243291875,
            "variance": 0.05032358436
          },
          {
            "average": 1.071912399,
            "count": 38335378,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3372045687,
            "variance": 0.1137069211
          },
          {
            "average": 0.4957983459,
            "count": 38335378,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999823523,
            "variance": 0.2499823526
          },
          {
            "average": 0.0002705333961,
            "count": 38335378,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01644567465,
            "variance": 0.0002704602148
          },
          {
            "average": 1.570147111,
            "count": 38335378,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5279128196,
            "variance": 0.2786919451
          },
          {
            "average": -0.6009984848,
            "count": 38335378,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.36725425,
            "variance": 107.4799606
          },
          {
            "average": 0,
            "count": 38335378,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.116999,
            "count": 38335378,
            "maximum": 169,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.586530123,
            "variance": 6.690138079
          },
          {
            "average": 216171318.5,
            "count": 38335378,
            "maximum": 216173257.3,
            "minimum": 216168709.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1282.995807,
            "variance": 1646078.242
          },
          {
            "average": 0,
            "count": 38335378,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38335378,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38335378,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38335378,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38335378,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706613.267,
          5363737.671,
          723.1526403,
          708170.287,
          5365295.711,
          1110.43264
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706613.2670482132,
                5363737.671236555,
                723.152640272723
              ],
              [
                706613.2670482132,
                5365295.711236554,
                723.152640272723
              ],
              [
                708170.2870482132,
                5365295.711236554,
                1110.4326402727231
              ],
              [
                708170.2870482132,
                5363737.671236555,
                1110.4326402727231
              ],
              [
                706613.2670482132,
                5363737.671236555,
                723.152640272723
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:54:17+00:00",
        "end_time": "2018-07-21T00:38:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2088293,
            48.39240949,
            723.1526403,
            -120.1870491,
            48.40692179,
            1110.43264
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20882925995491,
                  48.39292144641222,
                  723.152640272723
                ],
                [
                  -120.20806263611404,
                  48.40692178878917,
                  723.152640272723
                ],
                [
                  -120.18704911355394,
                  48.406409586962916,
                  1110.4326402727231
                ],
                [
                  -120.18782148891259,
                  48.39240949494045,
                  1110.4326402727231
                ],
                [
                  -120.20882925995491,
                  48.39292144641222,
                  723.152640272723
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:54:17Z",
            "pc:count": 38335378,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707413.0179,
                "count": 38335378,
                "maximum": 708170.287,
                "minimum": 706613.267,
                "name": "X",
                "position": 0,
                "stddev": 435.7183081,
                "variance": 189850.444
              },
              {
                "average": 5364517.035,
                "count": 38335378,
                "maximum": 5365295.711,
                "minimum": 5363737.671,
                "name": "Y",
                "position": 1,
                "stddev": 435.4024737,
                "variance": 189575.3141
              },
              {
                "average": 912.4801288,
                "count": 38335378,
                "maximum": 1110.43264,
                "minimum": 723.1526403,
                "name": "Z",
                "position": 2,
                "stddev": 85.89452273,
                "variance": 7377.869034
              },
              {
                "average": 1151.131607,
                "count": 38335378,
                "maximum": 4095,
                "minimum": 17,
                "name": "Intensity",
                "position": 3,
                "stddev": 322.6844034,
                "variance": 104125.2242
              },
              {
                "average": 1.035959317,
                "count": 38335378,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2243291875,
                "variance": 0.05032358436
              },
              {
                "average": 1.071912399,
                "count": 38335378,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3372045687,
                "variance": 0.1137069211
              },
              {
                "average": 0.4957983459,
                "count": 38335378,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999823523,
                "variance": 0.2499823526
              },
              {
                "average": 0.0002705333961,
                "count": 38335378,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01644567465,
                "variance": 0.0002704602148
              },
              {
                "average": 1.570147111,
                "count": 38335378,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5279128196,
                "variance": 0.2786919451
              },
              {
                "average": -0.6009984848,
                "count": 38335378,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.36725425,
                "variance": 107.4799606
              },
              {
                "average": 0,
                "count": 38335378,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.116999,
                "count": 38335378,
                "maximum": 169,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.586530123,
                "variance": 6.690138079
              },
              {
                "average": 216171318.5,
                "count": 38335378,
                "maximum": 216173257.3,
                "minimum": 216168709.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1282.995807,
                "variance": 1646078.242
              },
              {
                "average": 0,
                "count": 38335378,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38335378,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38335378,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38335378,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38335378,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706613.267,
              5363737.671,
              723.1526403,
              708170.287,
              5365295.711,
              1110.43264
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706613.2670482132,
                    5363737.671236555,
                    723.152640272723
                  ],
                  [
                    706613.2670482132,
                    5365295.711236554,
                    723.152640272723
                  ],
                  [
                    708170.2870482132,
                    5365295.711236554,
                    1110.4326402727231
                  ],
                  [
                    708170.2870482132,
                    5363737.671236555,
                    1110.4326402727231
                  ],
                  [
                    706613.2670482132,
                    5363737.671236555,
                    723.152640272723
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:54:17+00:00",
            "end_time": "2018-07-21T00:38:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16901804708485,
              48.60890783499637,
              646.6090036538142
            ],
            [
              -120.1682343763894,
              48.62291076544408,
              646.6090036538142
            ],
            [
              -120.14713261346466,
              48.6223895806008,
              1004.2290036538141
            ],
            [
              -120.14792210468352,
              48.608386905184894,
              1004.2290036538141
            ],
            [
              -120.16901804708485,
              48.60890783499637,
              646.6090036538142
            ]
          ]
        ]
      },
      "bbox": [
        -120.169018,
        48.60838691,
        646.6090037,
        -120.1471326,
        48.62291077,
        1004.229004
      ],
      "properties": {
        "datetime": "2018-07-21T00:20:08Z",
        "pc:count": 46538697,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709410.405,
            "count": 46538697,
            "maximum": 710227.8998,
            "minimum": 708670.9198,
            "name": "X",
            "position": 0,
            "stddev": 433.7697013,
            "variance": 188156.1537
          },
          {
            "average": 5388648.947,
            "count": 46538697,
            "maximum": 5389408.836,
            "minimum": 5387850.396,
            "name": "Y",
            "position": 1,
            "stddev": 425.9195825,
            "variance": 181407.4907
          },
          {
            "average": 754.1388792,
            "count": 46538697,
            "maximum": 1004.229004,
            "minimum": 646.6090037,
            "name": "Z",
            "position": 2,
            "stddev": 85.37687911,
            "variance": 7289.211486
          },
          {
            "average": 563.4528592,
            "count": 46538697,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 427.8464648,
            "variance": 183052.5975
          },
          {
            "average": 1.545148653,
            "count": 46538697,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7590501245,
            "variance": 0.5761570915
          },
          {
            "average": 2.090592072,
            "count": 46538697,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9414693927,
            "variance": 0.8863646173
          },
          {
            "average": 0.4973331333,
            "count": 46538697,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928931,
            "variance": 0.2499928932
          },
          {
            "average": 0.0002578714226,
            "count": 46538697,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01605630501,
            "variance": 0.0002578049304
          },
          {
            "average": 1.235952652,
            "count": 46538697,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4616305708,
            "variance": 0.2131027839
          },
          {
            "average": -0.3419754125,
            "count": 46538697,
            "maximum": 16.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.79127565,
            "variance": 116.4516301
          },
          {
            "average": 0,
            "count": 46538697,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 328.2367654,
            "count": 46538697,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 461.8708854,
            "variance": 213324.7148
          },
          {
            "average": 216155409.7,
            "count": 46538697,
            "maximum": 216167608.5,
            "minimum": 216136639.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13613.92479,
            "variance": 185338948.3
          },
          {
            "average": 0,
            "count": 46538697,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46538697,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46538697,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46538697,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46538697,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708670.9198,
          5387850.396,
          646.6090037,
          710227.8998,
          5389408.836,
          1004.229004
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708670.9198292496,
                5387850.396040773,
                646.6090036538142
              ],
              [
                708670.9198292496,
                5389408.8360407725,
                646.6090036538142
              ],
              [
                710227.8998292496,
                5389408.8360407725,
                1004.2290036538141
              ],
              [
                710227.8998292496,
                5387850.396040773,
                1004.2290036538141
              ],
              [
                708670.9198292496,
                5387850.396040773,
                646.6090036538142
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:20:08+00:00",
        "end_time": "2018-07-20T15:43:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.169018,
            48.60838691,
            646.6090037,
            -120.1471326,
            48.62291077,
            1004.229004
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16901804708485,
                  48.60890783499637,
                  646.6090036538142
                ],
                [
                  -120.1682343763894,
                  48.62291076544408,
                  646.6090036538142
                ],
                [
                  -120.14713261346466,
                  48.6223895806008,
                  1004.2290036538141
                ],
                [
                  -120.14792210468352,
                  48.608386905184894,
                  1004.2290036538141
                ],
                [
                  -120.16901804708485,
                  48.60890783499637,
                  646.6090036538142
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:20:08Z",
            "pc:count": 46538697,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709410.405,
                "count": 46538697,
                "maximum": 710227.8998,
                "minimum": 708670.9198,
                "name": "X",
                "position": 0,
                "stddev": 433.7697013,
                "variance": 188156.1537
              },
              {
                "average": 5388648.947,
                "count": 46538697,
                "maximum": 5389408.836,
                "minimum": 5387850.396,
                "name": "Y",
                "position": 1,
                "stddev": 425.9195825,
                "variance": 181407.4907
              },
              {
                "average": 754.1388792,
                "count": 46538697,
                "maximum": 1004.229004,
                "minimum": 646.6090037,
                "name": "Z",
                "position": 2,
                "stddev": 85.37687911,
                "variance": 7289.211486
              },
              {
                "average": 563.4528592,
                "count": 46538697,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 427.8464648,
                "variance": 183052.5975
              },
              {
                "average": 1.545148653,
                "count": 46538697,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7590501245,
                "variance": 0.5761570915
              },
              {
                "average": 2.090592072,
                "count": 46538697,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9414693927,
                "variance": 0.8863646173
              },
              {
                "average": 0.4973331333,
                "count": 46538697,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928931,
                "variance": 0.2499928932
              },
              {
                "average": 0.0002578714226,
                "count": 46538697,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01605630501,
                "variance": 0.0002578049304
              },
              {
                "average": 1.235952652,
                "count": 46538697,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4616305708,
                "variance": 0.2131027839
              },
              {
                "average": -0.3419754125,
                "count": 46538697,
                "maximum": 16.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.79127565,
                "variance": 116.4516301
              },
              {
                "average": 0,
                "count": 46538697,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 328.2367654,
                "count": 46538697,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 461.8708854,
                "variance": 213324.7148
              },
              {
                "average": 216155409.7,
                "count": 46538697,
                "maximum": 216167608.5,
                "minimum": 216136639.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13613.92479,
                "variance": 185338948.3
              },
              {
                "average": 0,
                "count": 46538697,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46538697,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46538697,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46538697,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46538697,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708670.9198,
              5387850.396,
              646.6090037,
              710227.8998,
              5389408.836,
              1004.229004
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708670.9198292496,
                    5387850.396040773,
                    646.6090036538142
                  ],
                  [
                    708670.9198292496,
                    5389408.8360407725,
                    646.6090036538142
                  ],
                  [
                    710227.8998292496,
                    5389408.8360407725,
                    1004.2290036538141
                  ],
                  [
                    710227.8998292496,
                    5387850.396040773,
                    1004.2290036538141
                  ],
                  [
                    708670.9198292496,
                    5387850.396040773,
                    646.6090036538142
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:20:08+00:00",
            "end_time": "2018-07-20T15:43:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25065331660606,
              48.67625057349867,
              943.2152017072443
            ],
            [
              -120.24989037449993,
              48.69025521196829,
              943.2152017072443
            ],
            [
              -120.22876145108482,
              48.689748526557544,
              1582.4552017072442
            ],
            [
              -120.22953023661108,
              48.67574413613066,
              1582.4552017072442
            ],
            [
              -120.25065331660606,
              48.67625057349867,
              943.2152017072443
            ]
          ]
        ]
      },
      "bbox": [
        -120.2506533,
        48.67574414,
        943.2152017,
        -120.2287615,
        48.69025521,
        1582.455202
      ],
      "properties": {
        "datetime": "2018-07-21T19:59:26Z",
        "pc:count": 67658053,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703169.9586,
            "count": 67658053,
            "maximum": 703941.2053,
            "minimum": 702384.4053,
            "name": "X",
            "position": 0,
            "stddev": 423.4639601,
            "variance": 179321.7255
          },
          {
            "average": 5395897.605,
            "count": 67658053,
            "maximum": 5396673.568,
            "minimum": 5395115.028,
            "name": "Y",
            "position": 1,
            "stddev": 430.3677183,
            "variance": 185216.373
          },
          {
            "average": 1346.361341,
            "count": 67658053,
            "maximum": 1582.455202,
            "minimum": 943.2152017,
            "name": "Z",
            "position": 2,
            "stddev": 151.0035008,
            "variance": 22802.05725
          },
          {
            "average": 605.3772913,
            "count": 67658053,
            "maximum": 3065,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 501.3206661,
            "variance": 251322.4103
          },
          {
            "average": 1.677314805,
            "count": 67658053,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8907823306,
            "variance": 0.7934931605
          },
          {
            "average": 2.354781566,
            "count": 67658053,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.11552568,
            "variance": 1.244397542
          },
          {
            "average": 0.4973312637,
            "count": 67658053,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928815,
            "variance": 0.2499928815
          },
          {
            "average": 0.0002556975738,
            "count": 67658053,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.015988502,
            "variance": 0.0002556321963
          },
          {
            "average": 1.20447996,
            "count": 67658053,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4561176936,
            "variance": 0.2080433504
          },
          {
            "average": 0.480924335,
            "count": 67658053,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.60783055,
            "variance": 158.9573912
          },
          {
            "average": 0,
            "count": 67658053,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 48.82387245,
            "count": 67658053,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.44278558,
            "variance": 4414.643755
          },
          {
            "average": 216223106.1,
            "count": 67658053,
            "maximum": 216238366.8,
            "minimum": 216175809.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24154.03393,
            "variance": 583417355.1
          },
          {
            "average": 0,
            "count": 67658053,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67658053,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67658053,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67658053,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 67658053,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702384.4053,
          5395115.028,
          943.2152017,
          703941.2053,
          5396673.568,
          1582.455202
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702384.4053094297,
                5395115.027862609,
                943.2152017072443
              ],
              [
                702384.4053094297,
                5396673.5678626085,
                943.2152017072443
              ],
              [
                703941.2053094298,
                5396673.5678626085,
                1582.4552017072442
              ],
              [
                703941.2053094298,
                5395115.027862609,
                1582.4552017072442
              ],
              [
                702384.4053094297,
                5395115.027862609,
                943.2152017072443
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:59:26+00:00",
        "end_time": "2018-07-21T02:36:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2506533,
            48.67574414,
            943.2152017,
            -120.2287615,
            48.69025521,
            1582.455202
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25065331660606,
                  48.67625057349867,
                  943.2152017072443
                ],
                [
                  -120.24989037449993,
                  48.69025521196829,
                  943.2152017072443
                ],
                [
                  -120.22876145108482,
                  48.689748526557544,
                  1582.4552017072442
                ],
                [
                  -120.22953023661108,
                  48.67574413613066,
                  1582.4552017072442
                ],
                [
                  -120.25065331660606,
                  48.67625057349867,
                  943.2152017072443
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:59:26Z",
            "pc:count": 67658053,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703169.9586,
                "count": 67658053,
                "maximum": 703941.2053,
                "minimum": 702384.4053,
                "name": "X",
                "position": 0,
                "stddev": 423.4639601,
                "variance": 179321.7255
              },
              {
                "average": 5395897.605,
                "count": 67658053,
                "maximum": 5396673.568,
                "minimum": 5395115.028,
                "name": "Y",
                "position": 1,
                "stddev": 430.3677183,
                "variance": 185216.373
              },
              {
                "average": 1346.361341,
                "count": 67658053,
                "maximum": 1582.455202,
                "minimum": 943.2152017,
                "name": "Z",
                "position": 2,
                "stddev": 151.0035008,
                "variance": 22802.05725
              },
              {
                "average": 605.3772913,
                "count": 67658053,
                "maximum": 3065,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 501.3206661,
                "variance": 251322.4103
              },
              {
                "average": 1.677314805,
                "count": 67658053,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8907823306,
                "variance": 0.7934931605
              },
              {
                "average": 2.354781566,
                "count": 67658053,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.11552568,
                "variance": 1.244397542
              },
              {
                "average": 0.4973312637,
                "count": 67658053,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928815,
                "variance": 0.2499928815
              },
              {
                "average": 0.0002556975738,
                "count": 67658053,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.015988502,
                "variance": 0.0002556321963
              },
              {
                "average": 1.20447996,
                "count": 67658053,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4561176936,
                "variance": 0.2080433504
              },
              {
                "average": 0.480924335,
                "count": 67658053,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.60783055,
                "variance": 158.9573912
              },
              {
                "average": 0,
                "count": 67658053,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 48.82387245,
                "count": 67658053,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.44278558,
                "variance": 4414.643755
              },
              {
                "average": 216223106.1,
                "count": 67658053,
                "maximum": 216238366.8,
                "minimum": 216175809.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24154.03393,
                "variance": 583417355.1
              },
              {
                "average": 0,
                "count": 67658053,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67658053,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67658053,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67658053,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 67658053,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702384.4053,
              5395115.028,
              943.2152017,
              703941.2053,
              5396673.568,
              1582.455202
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702384.4053094297,
                    5395115.027862609,
                    943.2152017072443
                  ],
                  [
                    702384.4053094297,
                    5396673.5678626085,
                    943.2152017072443
                  ],
                  [
                    703941.2053094298,
                    5396673.5678626085,
                    1582.4552017072442
                  ],
                  [
                    703941.2053094298,
                    5395115.027862609,
                    1582.4552017072442
                  ],
                  [
                    702384.4053094297,
                    5395115.027862609,
                    943.2152017072443
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:59:26+00:00",
            "end_time": "2018-07-21T02:36:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20973029767013,
              48.62234011553274,
              789.1730753164588
            ],
            [
              -120.20895746382723,
              48.63634458069118,
              789.1730753164588
            ],
            [
              -120.18785071261043,
              48.6358307847435,
              1354.093075316459
            ],
            [
              -120.18862937216315,
              48.62182657104401,
              1354.093075316459
            ],
            [
              -120.20973029767013,
              48.62234011553274,
              789.1730753164588
            ]
          ]
        ]
      },
      "bbox": [
        -120.2097303,
        48.62182657,
        789.1730753,
        -120.1878507,
        48.63634458,
        1354.093075
      ],
      "properties": {
        "datetime": "2018-07-21T02:12:20Z",
        "pc:count": 64130302,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706404.224,
            "count": 64130302,
            "maximum": 707172.6185,
            "minimum": 705615.7385,
            "name": "X",
            "position": 0,
            "stddev": 444.1423814,
            "variance": 197262.455
          },
          {
            "average": 5390014.95,
            "count": 64130302,
            "maximum": 5390791.322,
            "minimum": 5389232.762,
            "name": "Y",
            "position": 1,
            "stddev": 438.2494918,
            "variance": 192062.6171
          },
          {
            "average": 1031.933718,
            "count": 64130302,
            "maximum": 1354.093075,
            "minimum": 789.1730753,
            "name": "Z",
            "position": 2,
            "stddev": 115.0274512,
            "variance": 13231.31454
          },
          {
            "average": 576.3989765,
            "count": 64130302,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 440.0641726,
            "variance": 193656.476
          },
          {
            "average": 1.593697126,
            "count": 64130302,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8194442305,
            "variance": 0.6714888468
          },
          {
            "average": 2.186770226,
            "count": 64130302,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.033467868,
            "variance": 1.068055834
          },
          {
            "average": 0.496227119,
            "count": 64130302,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999857691,
            "variance": 0.2499857693
          },
          {
            "average": 0.0003364712051,
            "count": 64130302,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01834006536,
            "variance": 0.0003363579975
          },
          {
            "average": 1.25009115,
            "count": 64130302,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4700399494,
            "variance": 0.220937554
          },
          {
            "average": 0.08891789298,
            "count": 64130302,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.55244663,
            "variance": 133.4590232
          },
          {
            "average": 0,
            "count": 64130302,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.8416158,
            "count": 64130302,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.770814989,
            "variance": 7.677415704
          },
          {
            "average": 216171423.1,
            "count": 64130302,
            "maximum": 216174340.6,
            "minimum": 216168264.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1398.42731,
            "variance": 1955598.941
          },
          {
            "average": 0,
            "count": 64130302,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64130302,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64130302,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64130302,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64130302,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705615.7385,
          5389232.762,
          789.1730753,
          707172.6185,
          5390791.322,
          1354.093075
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705615.7384618236,
                5389232.761922605,
                789.1730753164588
              ],
              [
                705615.7384618236,
                5390791.321922606,
                789.1730753164588
              ],
              [
                707172.6184618234,
                5390791.321922606,
                1354.093075316459
              ],
              [
                707172.6184618234,
                5389232.761922605,
                1354.093075316459
              ],
              [
                705615.7384618236,
                5389232.761922605,
                789.1730753164588
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:12:20+00:00",
        "end_time": "2018-07-21T00:31:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2097303,
            48.62182657,
            789.1730753,
            -120.1878507,
            48.63634458,
            1354.093075
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20973029767013,
                  48.62234011553274,
                  789.1730753164588
                ],
                [
                  -120.20895746382723,
                  48.63634458069118,
                  789.1730753164588
                ],
                [
                  -120.18785071261043,
                  48.6358307847435,
                  1354.093075316459
                ],
                [
                  -120.18862937216315,
                  48.62182657104401,
                  1354.093075316459
                ],
                [
                  -120.20973029767013,
                  48.62234011553274,
                  789.1730753164588
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:12:20Z",
            "pc:count": 64130302,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706404.224,
                "count": 64130302,
                "maximum": 707172.6185,
                "minimum": 705615.7385,
                "name": "X",
                "position": 0,
                "stddev": 444.1423814,
                "variance": 197262.455
              },
              {
                "average": 5390014.95,
                "count": 64130302,
                "maximum": 5390791.322,
                "minimum": 5389232.762,
                "name": "Y",
                "position": 1,
                "stddev": 438.2494918,
                "variance": 192062.6171
              },
              {
                "average": 1031.933718,
                "count": 64130302,
                "maximum": 1354.093075,
                "minimum": 789.1730753,
                "name": "Z",
                "position": 2,
                "stddev": 115.0274512,
                "variance": 13231.31454
              },
              {
                "average": 576.3989765,
                "count": 64130302,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 440.0641726,
                "variance": 193656.476
              },
              {
                "average": 1.593697126,
                "count": 64130302,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8194442305,
                "variance": 0.6714888468
              },
              {
                "average": 2.186770226,
                "count": 64130302,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.033467868,
                "variance": 1.068055834
              },
              {
                "average": 0.496227119,
                "count": 64130302,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999857691,
                "variance": 0.2499857693
              },
              {
                "average": 0.0003364712051,
                "count": 64130302,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01834006536,
                "variance": 0.0003363579975
              },
              {
                "average": 1.25009115,
                "count": 64130302,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4700399494,
                "variance": 0.220937554
              },
              {
                "average": 0.08891789298,
                "count": 64130302,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.55244663,
                "variance": 133.4590232
              },
              {
                "average": 0,
                "count": 64130302,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.8416158,
                "count": 64130302,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.770814989,
                "variance": 7.677415704
              },
              {
                "average": 216171423.1,
                "count": 64130302,
                "maximum": 216174340.6,
                "minimum": 216168264.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1398.42731,
                "variance": 1955598.941
              },
              {
                "average": 0,
                "count": 64130302,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64130302,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64130302,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64130302,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64130302,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705615.7385,
              5389232.762,
              789.1730753,
              707172.6185,
              5390791.322,
              1354.093075
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705615.7384618236,
                    5389232.761922605,
                    789.1730753164588
                  ],
                  [
                    705615.7384618236,
                    5390791.321922606,
                    789.1730753164588
                  ],
                  [
                    707172.6184618234,
                    5390791.321922606,
                    1354.093075316459
                  ],
                  [
                    707172.6184618234,
                    5389232.761922605,
                    1354.093075316459
                  ],
                  [
                    705615.7384618236,
                    5389232.761922605,
                    789.1730753164588
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:12:20+00:00",
            "end_time": "2018-07-21T00:31:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22919237850613,
              48.419874490224984,
              604.3078563682902
            ],
            [
              -120.22843067178593,
              48.433874110218994,
              604.3078563682902
            ],
            [
              -120.2074062121701,
              48.43336543031903,
              905.9878563682903
            ],
            [
              -120.20817367877798,
              48.41936605897362,
              905.9878563682903
            ],
            [
              -120.22919237850613,
              48.419874490224984,
              604.3078563682902
            ]
          ]
        ]
      },
      "bbox": [
        -120.2291924,
        48.41936606,
        604.3078564,
        -120.2074062,
        48.43387411,
        905.9878564
      ],
      "properties": {
        "datetime": "2018-07-21T18:48:50Z",
        "pc:count": 41185931,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705775.9977,
            "count": 41185931,
            "maximum": 706554.6054,
            "minimum": 704997.6254,
            "name": "X",
            "position": 0,
            "stddev": 433.6773826,
            "variance": 188076.0722
          },
          {
            "average": 5367465.494,
            "count": 41185931,
            "maximum": 5368236.386,
            "minimum": 5366678.446,
            "name": "Y",
            "position": 1,
            "stddev": 440.9745809,
            "variance": 194458.581
          },
          {
            "average": 753.8685794,
            "count": 41185931,
            "maximum": 905.9878564,
            "minimum": 604.3078564,
            "name": "Z",
            "position": 2,
            "stddev": 72.11501931,
            "variance": 5200.57601
          },
          {
            "average": 1134.714737,
            "count": 41185931,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 448.0451264,
            "variance": 200744.4353
          },
          {
            "average": 1.117299182,
            "count": 41185931,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3881458441,
            "variance": 0.1506571963
          },
          {
            "average": 1.234641266,
            "count": 41185931,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.566541433,
            "variance": 0.3209691953
          },
          {
            "average": 0.4965011474,
            "count": 41185931,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987764,
            "variance": 0.2499877641
          },
          {
            "average": 0.0002399605827,
            "count": 41185931,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01548880265,
            "variance": 0.0002399030074
          },
          {
            "average": 1.460413339,
            "count": 41185931,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5169462728,
            "variance": 0.267233449
          },
          {
            "average": -0.8759703706,
            "count": 41185931,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.823682426,
            "variance": 96.50473641
          },
          {
            "average": 0,
            "count": 41185931,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.6111666,
            "count": 41185931,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.79910899,
            "variance": 1281.576204
          },
          {
            "average": 216177916.1,
            "count": 41185931,
            "maximum": 216234130.7,
            "minimum": 216172664.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13234.48857,
            "variance": 175151687.8
          },
          {
            "average": 0,
            "count": 41185931,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41185931,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41185931,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41185931,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41185931,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704997.6254,
          5366678.446,
          604.3078564,
          706554.6054,
          5368236.386,
          905.9878564
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704997.6254072299,
                5366678.446333972,
                604.3078563682902
              ],
              [
                704997.6254072299,
                5368236.386333971,
                604.3078563682902
              ],
              [
                706554.6054072299,
                5368236.386333971,
                905.9878563682903
              ],
              [
                706554.6054072299,
                5366678.446333972,
                905.9878563682903
              ],
              [
                704997.6254072299,
                5366678.446333972,
                604.3078563682902
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:48:50+00:00",
        "end_time": "2018-07-21T01:44:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2291924,
            48.41936606,
            604.3078564,
            -120.2074062,
            48.43387411,
            905.9878564
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22919237850613,
                  48.419874490224984,
                  604.3078563682902
                ],
                [
                  -120.22843067178593,
                  48.433874110218994,
                  604.3078563682902
                ],
                [
                  -120.2074062121701,
                  48.43336543031903,
                  905.9878563682903
                ],
                [
                  -120.20817367877798,
                  48.41936605897362,
                  905.9878563682903
                ],
                [
                  -120.22919237850613,
                  48.419874490224984,
                  604.3078563682902
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:48:50Z",
            "pc:count": 41185931,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705775.9977,
                "count": 41185931,
                "maximum": 706554.6054,
                "minimum": 704997.6254,
                "name": "X",
                "position": 0,
                "stddev": 433.6773826,
                "variance": 188076.0722
              },
              {
                "average": 5367465.494,
                "count": 41185931,
                "maximum": 5368236.386,
                "minimum": 5366678.446,
                "name": "Y",
                "position": 1,
                "stddev": 440.9745809,
                "variance": 194458.581
              },
              {
                "average": 753.8685794,
                "count": 41185931,
                "maximum": 905.9878564,
                "minimum": 604.3078564,
                "name": "Z",
                "position": 2,
                "stddev": 72.11501931,
                "variance": 5200.57601
              },
              {
                "average": 1134.714737,
                "count": 41185931,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 448.0451264,
                "variance": 200744.4353
              },
              {
                "average": 1.117299182,
                "count": 41185931,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3881458441,
                "variance": 0.1506571963
              },
              {
                "average": 1.234641266,
                "count": 41185931,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.566541433,
                "variance": 0.3209691953
              },
              {
                "average": 0.4965011474,
                "count": 41185931,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987764,
                "variance": 0.2499877641
              },
              {
                "average": 0.0002399605827,
                "count": 41185931,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01548880265,
                "variance": 0.0002399030074
              },
              {
                "average": 1.460413339,
                "count": 41185931,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5169462728,
                "variance": 0.267233449
              },
              {
                "average": -0.8759703706,
                "count": 41185931,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.823682426,
                "variance": 96.50473641
              },
              {
                "average": 0,
                "count": 41185931,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.6111666,
                "count": 41185931,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.79910899,
                "variance": 1281.576204
              },
              {
                "average": 216177916.1,
                "count": 41185931,
                "maximum": 216234130.7,
                "minimum": 216172664.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13234.48857,
                "variance": 175151687.8
              },
              {
                "average": 0,
                "count": 41185931,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41185931,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41185931,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41185931,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41185931,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704997.6254,
              5366678.446,
              604.3078564,
              706554.6054,
              5368236.386,
              905.9878564
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704997.6254072299,
                    5366678.446333972,
                    604.3078563682902
                  ],
                  [
                    704997.6254072299,
                    5368236.386333971,
                    604.3078563682902
                  ],
                  [
                    706554.6054072299,
                    5368236.386333971,
                    905.9878563682903
                  ],
                  [
                    706554.6054072299,
                    5366678.446333972,
                    905.9878563682903
                  ],
                  [
                    704997.6254072299,
                    5366678.446333972,
                    604.3078563682902
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:48:50+00:00",
            "end_time": "2018-07-21T01:44:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180927_OKAMTW_578588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.29018565218952,
              48.460225731726375,
              784.9970111329844
            ],
            [
              -120.28943960578347,
              48.47422668649106,
              784.9970111329844
            ],
            [
              -120.26839848036016,
              48.4737288700184,
              1321.9970111329844
            ],
            [
              -120.26915030057513,
              48.459728158657384,
              1321.9970111329844
            ],
            [
              -120.29018565218952,
              48.460225731726375,
              784.9970111329844
            ]
          ]
        ]
      },
      "bbox": [
        -120.2901857,
        48.45972816,
        784.9970111,
        -120.2683985,
        48.47422669,
        1321.997011
      ],
      "properties": {
        "datetime": "2018-10-11T21:21:55Z",
        "pc:count": 52503092,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701068.0502,
            "count": 52503092,
            "maximum": 701883.528,
            "minimum": 700326.628,
            "name": "X",
            "position": 0,
            "stddev": 414.1455445,
            "variance": 171516.532
          },
          {
            "average": 5371761.217,
            "count": 52503092,
            "maximum": 5372559.534,
            "minimum": 5371001.514,
            "name": "Y",
            "position": 1,
            "stddev": 428.864755,
            "variance": 183924.978
          },
          {
            "average": 960.3307394,
            "count": 52503092,
            "maximum": 1321.997011,
            "minimum": 784.9970111,
            "name": "Z",
            "position": 2,
            "stddev": 141.6165192,
            "variance": 20055.23852
          },
          {
            "average": 525.0790462,
            "count": 52503092,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 357.3829736,
            "variance": 127722.5898
          },
          {
            "average": 1.45895876,
            "count": 52503092,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6958959799,
            "variance": 0.4842712149
          },
          {
            "average": 1.917919387,
            "count": 52503092,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8850314993,
            "variance": 0.7832807548
          },
          {
            "average": 0.4972297822,
            "count": 52503092,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999923306,
            "variance": 0.2499923307
          },
          {
            "average": 0.0002548230874,
            "count": 52503092,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01596114524,
            "variance": 0.0002547581574
          },
          {
            "average": 1.239732986,
            "count": 52503092,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4669909396,
            "variance": 0.2180805377
          },
          {
            "average": 0.1215842878,
            "count": 52503092,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.17201828,
            "variance": 103.4699558
          },
          {
            "average": 0,
            "count": 52503092,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.0897472,
            "count": 52503092,
            "maximum": 151,
            "minimum": 64,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.98801605,
            "variance": 1224.161267
          },
          {
            "average": 223019000.2,
            "count": 52503092,
            "maximum": 223328115.2,
            "minimum": 222115490.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 525298.475,
            "variance": 275938487800.0
          },
          {
            "average": 0,
            "count": 52503092,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52503092,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52503092,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52503092,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52503092,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700326.628,
          5371001.514,
          784.9970111,
          701883.528,
          5372559.534,
          1321.997011
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700326.628029454,
                5371001.514430223,
                784.9970111329844
              ],
              [
                700326.628029454,
                5372559.534430223,
                784.9970111329844
              ],
              [
                701883.5280294539,
                5372559.534430223,
                1321.9970111329844
              ],
              [
                701883.5280294539,
                5371001.514430223,
                1321.9970111329844
              ],
              [
                700326.628029454,
                5371001.514430223,
                784.9970111329844
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:21:55+00:00",
        "end_time": "2018-09-27T20:31:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180927_OKAMTW_578588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180927_OKAMTW_578588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180927_OKAMTW_578588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2901857,
            48.45972816,
            784.9970111,
            -120.2683985,
            48.47422669,
            1321.997011
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.29018565218952,
                  48.460225731726375,
                  784.9970111329844
                ],
                [
                  -120.28943960578347,
                  48.47422668649106,
                  784.9970111329844
                ],
                [
                  -120.26839848036016,
                  48.4737288700184,
                  1321.9970111329844
                ],
                [
                  -120.26915030057513,
                  48.459728158657384,
                  1321.9970111329844
                ],
                [
                  -120.29018565218952,
                  48.460225731726375,
                  784.9970111329844
                ]
              ]
            ]
          },
          "id": "20180927_OKAMTW_578588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180927_OKAMTW_578588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:21:55Z",
            "pc:count": 52503092,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701068.0502,
                "count": 52503092,
                "maximum": 701883.528,
                "minimum": 700326.628,
                "name": "X",
                "position": 0,
                "stddev": 414.1455445,
                "variance": 171516.532
              },
              {
                "average": 5371761.217,
                "count": 52503092,
                "maximum": 5372559.534,
                "minimum": 5371001.514,
                "name": "Y",
                "position": 1,
                "stddev": 428.864755,
                "variance": 183924.978
              },
              {
                "average": 960.3307394,
                "count": 52503092,
                "maximum": 1321.997011,
                "minimum": 784.9970111,
                "name": "Z",
                "position": 2,
                "stddev": 141.6165192,
                "variance": 20055.23852
              },
              {
                "average": 525.0790462,
                "count": 52503092,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 357.3829736,
                "variance": 127722.5898
              },
              {
                "average": 1.45895876,
                "count": 52503092,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6958959799,
                "variance": 0.4842712149
              },
              {
                "average": 1.917919387,
                "count": 52503092,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8850314993,
                "variance": 0.7832807548
              },
              {
                "average": 0.4972297822,
                "count": 52503092,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999923306,
                "variance": 0.2499923307
              },
              {
                "average": 0.0002548230874,
                "count": 52503092,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01596114524,
                "variance": 0.0002547581574
              },
              {
                "average": 1.239732986,
                "count": 52503092,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4669909396,
                "variance": 0.2180805377
              },
              {
                "average": 0.1215842878,
                "count": 52503092,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.17201828,
                "variance": 103.4699558
              },
              {
                "average": 0,
                "count": 52503092,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.0897472,
                "count": 52503092,
                "maximum": 151,
                "minimum": 64,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.98801605,
                "variance": 1224.161267
              },
              {
                "average": 223019000.2,
                "count": 52503092,
                "maximum": 223328115.2,
                "minimum": 222115490.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 525298.475,
                "variance": 275938487800.0
              },
              {
                "average": 0,
                "count": 52503092,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52503092,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52503092,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52503092,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52503092,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700326.628,
              5371001.514,
              784.9970111,
              701883.528,
              5372559.534,
              1321.997011
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700326.628029454,
                    5371001.514430223,
                    784.9970111329844
                  ],
                  [
                    700326.628029454,
                    5372559.534430223,
                    784.9970111329844
                  ],
                  [
                    701883.5280294539,
                    5372559.534430223,
                    1321.9970111329844
                  ],
                  [
                    701883.5280294539,
                    5371001.514430223,
                    1321.9970111329844
                  ],
                  [
                    700326.628029454,
                    5371001.514430223,
                    784.9970111329844
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:21:55+00:00",
            "end_time": "2018-09-27T20:31:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.27093921091614,
              48.66270939352783,
              921.6945767415746
            ],
            [
              -120.27018241936777,
              48.676711247464,
              921.6945767415746
            ],
            [
              -120.24905988521449,
              48.67620841327573,
              1400.3145767415745
            ],
            [
              -120.24982251466271,
              48.662206805432845,
              1400.3145767415745
            ],
            [
              -120.27093921091614,
              48.66270939352783,
              921.6945767415746
            ]
          ]
        ]
      },
      "bbox": [
        -120.2709392,
        48.66220681,
        921.6945767,
        -120.2490599,
        48.67671125,
        1400.314577
      ],
      "properties": {
        "datetime": "2018-10-11T21:16:04Z",
        "pc:count": 48735589,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701780.1937,
            "count": 48735589,
            "maximum": 702501.8583,
            "minimum": 700945.1383,
            "name": "X",
            "position": 0,
            "stddev": 444.8174568,
            "variance": 197862.5699
          },
          {
            "average": 5394343.65,
            "count": 48735589,
            "maximum": 5395114.573,
            "minimum": 5393556.373,
            "name": "Y",
            "position": 1,
            "stddev": 429.2537168,
            "variance": 184258.7533
          },
          {
            "average": 1124.102777,
            "count": 48735589,
            "maximum": 1400.314577,
            "minimum": 921.6945767,
            "name": "Z",
            "position": 2,
            "stddev": 110.6507767,
            "variance": 12243.59438
          },
          {
            "average": 457.7038968,
            "count": 48735589,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 326.4483968,
            "variance": 106568.5558
          },
          {
            "average": 1.481426397,
            "count": 48735589,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7370199049,
            "variance": 0.5431983401
          },
          {
            "average": 1.961543811,
            "count": 48735589,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9566407283,
            "variance": 0.915161483
          },
          {
            "average": 0.4965820973,
            "count": 48735589,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999883229,
            "variance": 0.2499883231
          },
          {
            "average": 0.0003458868631,
            "count": 48735589,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01859481735,
            "variance": 0.0003457672325
          },
          {
            "average": 1.270231719,
            "count": 48735589,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4957802901,
            "variance": 0.2457980961
          },
          {
            "average": -0.4919558421,
            "count": 48735589,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.16677323,
            "variance": 124.6968244
          },
          {
            "average": 0,
            "count": 48735589,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.05477166,
            "count": 48735589,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.23743349,
            "variance": 4255.922729
          },
          {
            "average": 220279610.9,
            "count": 48735589,
            "maximum": 223327764,
            "minimum": 216235154.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3509565.988,
            "variance": 12317053430000.0
          },
          {
            "average": 0,
            "count": 48735589,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48735589,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48735589,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48735589,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48735589,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          700945.1383,
          5393556.373,
          921.6945767,
          702501.8583,
          5395114.573,
          1400.314577
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                700945.1382947156,
                5393556.373038599,
                921.6945767415746
              ],
              [
                700945.1382947156,
                5395114.5730385985,
                921.6945767415746
              ],
              [
                702501.8582947155,
                5395114.5730385985,
                1400.3145767415745
              ],
              [
                702501.8582947155,
                5393556.373038599,
                1400.3145767415745
              ],
              [
                700945.1382947156,
                5393556.373038599,
                921.6945767415746
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:16:04+00:00",
        "end_time": "2018-07-21T19:05:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2709392,
            48.66220681,
            921.6945767,
            -120.2490599,
            48.67671125,
            1400.314577
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.27093921091614,
                  48.66270939352783,
                  921.6945767415746
                ],
                [
                  -120.27018241936777,
                  48.676711247464,
                  921.6945767415746
                ],
                [
                  -120.24905988521449,
                  48.67620841327573,
                  1400.3145767415745
                ],
                [
                  -120.24982251466271,
                  48.662206805432845,
                  1400.3145767415745
                ],
                [
                  -120.27093921091614,
                  48.66270939352783,
                  921.6945767415746
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:16:04Z",
            "pc:count": 48735589,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701780.1937,
                "count": 48735589,
                "maximum": 702501.8583,
                "minimum": 700945.1383,
                "name": "X",
                "position": 0,
                "stddev": 444.8174568,
                "variance": 197862.5699
              },
              {
                "average": 5394343.65,
                "count": 48735589,
                "maximum": 5395114.573,
                "minimum": 5393556.373,
                "name": "Y",
                "position": 1,
                "stddev": 429.2537168,
                "variance": 184258.7533
              },
              {
                "average": 1124.102777,
                "count": 48735589,
                "maximum": 1400.314577,
                "minimum": 921.6945767,
                "name": "Z",
                "position": 2,
                "stddev": 110.6507767,
                "variance": 12243.59438
              },
              {
                "average": 457.7038968,
                "count": 48735589,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 326.4483968,
                "variance": 106568.5558
              },
              {
                "average": 1.481426397,
                "count": 48735589,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7370199049,
                "variance": 0.5431983401
              },
              {
                "average": 1.961543811,
                "count": 48735589,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9566407283,
                "variance": 0.915161483
              },
              {
                "average": 0.4965820973,
                "count": 48735589,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999883229,
                "variance": 0.2499883231
              },
              {
                "average": 0.0003458868631,
                "count": 48735589,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01859481735,
                "variance": 0.0003457672325
              },
              {
                "average": 1.270231719,
                "count": 48735589,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4957802901,
                "variance": 0.2457980961
              },
              {
                "average": -0.4919558421,
                "count": 48735589,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.16677323,
                "variance": 124.6968244
              },
              {
                "average": 0,
                "count": 48735589,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.05477166,
                "count": 48735589,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.23743349,
                "variance": 4255.922729
              },
              {
                "average": 220279610.9,
                "count": 48735589,
                "maximum": 223327764,
                "minimum": 216235154.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3509565.988,
                "variance": 12317053430000.0
              },
              {
                "average": 0,
                "count": 48735589,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48735589,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48735589,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48735589,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48735589,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              700945.1383,
              5393556.373,
              921.6945767,
              702501.8583,
              5395114.573,
              1400.314577
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    700945.1382947156,
                    5393556.373038599,
                    921.6945767415746
                  ],
                  [
                    700945.1382947156,
                    5395114.5730385985,
                    921.6945767415746
                  ],
                  [
                    702501.8582947155,
                    5395114.5730385985,
                    1400.3145767415745
                  ],
                  [
                    702501.8582947155,
                    5393556.373038599,
                    1400.3145767415745
                  ],
                  [
                    700945.1382947156,
                    5393556.373038599,
                    921.6945767415746
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:16:04+00:00",
            "end_time": "2018-07-21T19:05:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18848623145585,
              48.36596739472423,
              412.51025472702065
            ],
            [
              -120.18771478456422,
              48.37996702021962,
              412.51025472702065
            ],
            [
              -120.16671245590646,
              48.37945130988858,
              740.9102547270207
            ],
            [
              -120.16748964529505,
              48.36545193642113,
              740.9102547270207
            ],
            [
              -120.18848623145585,
              48.36596739472423,
              412.51025472702065
            ]
          ]
        ]
      },
      "bbox": [
        -120.1884862,
        48.36545194,
        412.5102547,
        -120.1667125,
        48.37996702,
        740.9102547
      ],
      "properties": {
        "datetime": "2018-07-21T01:13:43Z",
        "pc:count": 41989217,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709003.8665,
            "count": 41989217,
            "maximum": 709786.0113,
            "minimum": 708228.9713,
            "name": "X",
            "position": 0,
            "stddev": 431.6539956,
            "variance": 186325.1719
          },
          {
            "average": 5361529.934,
            "count": 41989217,
            "maximum": 5362355.134,
            "minimum": 5360797.154,
            "name": "Y",
            "position": 1,
            "stddev": 446.5474401,
            "variance": 199404.6162
          },
          {
            "average": 575.9211866,
            "count": 41989217,
            "maximum": 740.9102547,
            "minimum": 412.5102547,
            "name": "Z",
            "position": 2,
            "stddev": 40.24623279,
            "variance": 1619.759254
          },
          {
            "average": 1028.578794,
            "count": 41989217,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 541.6275267,
            "variance": 293360.3777
          },
          {
            "average": 1.174608043,
            "count": 41989217,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4551238671,
            "variance": 0.2071377344
          },
          {
            "average": 1.3492339,
            "count": 41989217,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6452357549,
            "variance": 0.4163291793
          },
          {
            "average": 0.4970001465,
            "count": 41989217,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910068,
            "variance": 0.2499910068
          },
          {
            "average": 0.0002528744463,
            "count": 41989217,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01590001594,
            "variance": 0.0002528105068
          },
          {
            "average": 1.442557455,
            "count": 41989217,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.508329741,
            "variance": 0.2583991256
          },
          {
            "average": -0.002176949228,
            "count": 41989217,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.270503644,
            "variance": 85.94223782
          },
          {
            "average": 0,
            "count": 41989217,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 9017.634571,
            "count": 41989217,
            "maximum": 9020,
            "minimum": 9015,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.264744612,
            "variance": 1.599578935
          },
          {
            "average": 216168069.7,
            "count": 41989217,
            "maximum": 216170823.2,
            "minimum": 216164774.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1414.06376,
            "variance": 1999576.317
          },
          {
            "average": 0,
            "count": 41989217,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41989217,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41989217,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41989217,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41989217,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708228.9713,
          5360797.154,
          412.5102547,
          709786.0113,
          5362355.134,
          740.9102547
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708228.9713280791,
                5360797.15391469,
                412.51025472702065
              ],
              [
                708228.9713280791,
                5362355.13391469,
                412.51025472702065
              ],
              [
                709786.0113280792,
                5362355.13391469,
                740.9102547270207
              ],
              [
                709786.0113280792,
                5360797.15391469,
                740.9102547270207
              ],
              [
                708228.9713280791,
                5360797.15391469,
                412.51025472702065
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:13:43+00:00",
        "end_time": "2018-07-20T23:32:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1884862,
            48.36545194,
            412.5102547,
            -120.1667125,
            48.37996702,
            740.9102547
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18848623145585,
                  48.36596739472423,
                  412.51025472702065
                ],
                [
                  -120.18771478456422,
                  48.37996702021962,
                  412.51025472702065
                ],
                [
                  -120.16671245590646,
                  48.37945130988858,
                  740.9102547270207
                ],
                [
                  -120.16748964529505,
                  48.36545193642113,
                  740.9102547270207
                ],
                [
                  -120.18848623145585,
                  48.36596739472423,
                  412.51025472702065
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:13:43Z",
            "pc:count": 41989217,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709003.8665,
                "count": 41989217,
                "maximum": 709786.0113,
                "minimum": 708228.9713,
                "name": "X",
                "position": 0,
                "stddev": 431.6539956,
                "variance": 186325.1719
              },
              {
                "average": 5361529.934,
                "count": 41989217,
                "maximum": 5362355.134,
                "minimum": 5360797.154,
                "name": "Y",
                "position": 1,
                "stddev": 446.5474401,
                "variance": 199404.6162
              },
              {
                "average": 575.9211866,
                "count": 41989217,
                "maximum": 740.9102547,
                "minimum": 412.5102547,
                "name": "Z",
                "position": 2,
                "stddev": 40.24623279,
                "variance": 1619.759254
              },
              {
                "average": 1028.578794,
                "count": 41989217,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 541.6275267,
                "variance": 293360.3777
              },
              {
                "average": 1.174608043,
                "count": 41989217,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4551238671,
                "variance": 0.2071377344
              },
              {
                "average": 1.3492339,
                "count": 41989217,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6452357549,
                "variance": 0.4163291793
              },
              {
                "average": 0.4970001465,
                "count": 41989217,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910068,
                "variance": 0.2499910068
              },
              {
                "average": 0.0002528744463,
                "count": 41989217,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01590001594,
                "variance": 0.0002528105068
              },
              {
                "average": 1.442557455,
                "count": 41989217,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.508329741,
                "variance": 0.2583991256
              },
              {
                "average": -0.002176949228,
                "count": 41989217,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.270503644,
                "variance": 85.94223782
              },
              {
                "average": 0,
                "count": 41989217,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 9017.634571,
                "count": 41989217,
                "maximum": 9020,
                "minimum": 9015,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.264744612,
                "variance": 1.599578935
              },
              {
                "average": 216168069.7,
                "count": 41989217,
                "maximum": 216170823.2,
                "minimum": 216164774.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1414.06376,
                "variance": 1999576.317
              },
              {
                "average": 0,
                "count": 41989217,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41989217,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41989217,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41989217,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41989217,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708228.9713,
              5360797.154,
              412.5102547,
              709786.0113,
              5362355.134,
              740.9102547
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708228.9713280791,
                    5360797.15391469,
                    412.51025472702065
                  ],
                  [
                    708228.9713280791,
                    5362355.13391469,
                    412.51025472702065
                  ],
                  [
                    709786.0113280792,
                    5362355.13391469,
                    740.9102547270207
                  ],
                  [
                    709786.0113280792,
                    5360797.15391469,
                    740.9102547270207
                  ],
                  [
                    708228.9713280791,
                    5360797.15391469,
                    412.51025472702065
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:13:43+00:00",
            "end_time": "2018-07-20T23:32:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20867131441871,
              48.352439848892125,
              494.3052309357617
            ],
            [
              -120.2079058045534,
              48.36643903030224,
              494.3052309357617
            ],
            [
              -120.18690813435313,
              48.36592709931131,
              1094.6452309357617
            ],
            [
              -120.18767938272191,
              48.351928168060134,
              1094.6452309357617
            ],
            [
              -120.20867131441871,
              48.352439848892125,
              494.3052309357617
            ]
          ]
        ]
      },
      "bbox": [
        -120.2086713,
        48.35192817,
        494.3052309,
        -120.1869081,
        48.36643903,
        1094.645231
      ],
      "properties": {
        "datetime": "2018-07-21T02:20:33Z",
        "pc:count": 49670054,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707598.0757,
            "count": 49670054,
            "maximum": 708346.0033,
            "minimum": 706788.9233,
            "name": "X",
            "position": 0,
            "stddev": 445.7321507,
            "variance": 198677.1501
          },
          {
            "average": 5360034.942,
            "count": 49670054,
            "maximum": 5360796.966,
            "minimum": 5359239.066,
            "name": "Y",
            "position": 1,
            "stddev": 435.7317757,
            "variance": 189862.1804
          },
          {
            "average": 789.0737226,
            "count": 49670054,
            "maximum": 1094.645231,
            "minimum": 494.3052309,
            "name": "Z",
            "position": 2,
            "stddev": 117.2721269,
            "variance": 13752.75175
          },
          {
            "average": 806.4491476,
            "count": 49670054,
            "maximum": 4095,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 499.9997628,
            "variance": 249999.7628
          },
          {
            "average": 1.359871946,
            "count": 49670054,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6643000909,
            "variance": 0.4412946107
          },
          {
            "average": 1.719339544,
            "count": 49670054,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9132640369,
            "variance": 0.8340512012
          },
          {
            "average": 0.495477899,
            "count": 49670054,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999795552,
            "variance": 0.2499795556
          },
          {
            "average": 0.0003193674805,
            "count": 49670054,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01786800188,
            "variance": 0.0003192654913
          },
          {
            "average": 1.334419467,
            "count": 49670054,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5065050244,
            "variance": 0.2565473397
          },
          {
            "average": -0.1518018041,
            "count": 49670054,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.03026636,
            "variance": 100.6062432
          },
          {
            "average": 0,
            "count": 49670054,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.0200225,
            "count": 49670054,
            "maximum": 172,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.721990633,
            "variance": 7.409233009
          },
          {
            "average": 216171267.6,
            "count": 49670054,
            "maximum": 216174833.4,
            "minimum": 216168791.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1362.621727,
            "variance": 1856737.97
          },
          {
            "average": 0,
            "count": 49670054,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49670054,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49670054,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49670054,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49670054,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706788.9233,
          5359239.066,
          494.3052309,
          708346.0033,
          5360796.966,
          1094.645231
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706788.9233497379,
                5359239.06639608,
                494.3052309357617
              ],
              [
                706788.9233497379,
                5360796.96639608,
                494.3052309357617
              ],
              [
                708346.003349738,
                5360796.96639608,
                1094.6452309357617
              ],
              [
                708346.003349738,
                5359239.06639608,
                1094.6452309357617
              ],
              [
                706788.9233497379,
                5359239.06639608,
                494.3052309357617
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:20:33+00:00",
        "end_time": "2018-07-21T00:39:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2086713,
            48.35192817,
            494.3052309,
            -120.1869081,
            48.36643903,
            1094.645231
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20867131441871,
                  48.352439848892125,
                  494.3052309357617
                ],
                [
                  -120.2079058045534,
                  48.36643903030224,
                  494.3052309357617
                ],
                [
                  -120.18690813435313,
                  48.36592709931131,
                  1094.6452309357617
                ],
                [
                  -120.18767938272191,
                  48.351928168060134,
                  1094.6452309357617
                ],
                [
                  -120.20867131441871,
                  48.352439848892125,
                  494.3052309357617
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:20:33Z",
            "pc:count": 49670054,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707598.0757,
                "count": 49670054,
                "maximum": 708346.0033,
                "minimum": 706788.9233,
                "name": "X",
                "position": 0,
                "stddev": 445.7321507,
                "variance": 198677.1501
              },
              {
                "average": 5360034.942,
                "count": 49670054,
                "maximum": 5360796.966,
                "minimum": 5359239.066,
                "name": "Y",
                "position": 1,
                "stddev": 435.7317757,
                "variance": 189862.1804
              },
              {
                "average": 789.0737226,
                "count": 49670054,
                "maximum": 1094.645231,
                "minimum": 494.3052309,
                "name": "Z",
                "position": 2,
                "stddev": 117.2721269,
                "variance": 13752.75175
              },
              {
                "average": 806.4491476,
                "count": 49670054,
                "maximum": 4095,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 499.9997628,
                "variance": 249999.7628
              },
              {
                "average": 1.359871946,
                "count": 49670054,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6643000909,
                "variance": 0.4412946107
              },
              {
                "average": 1.719339544,
                "count": 49670054,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9132640369,
                "variance": 0.8340512012
              },
              {
                "average": 0.495477899,
                "count": 49670054,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999795552,
                "variance": 0.2499795556
              },
              {
                "average": 0.0003193674805,
                "count": 49670054,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01786800188,
                "variance": 0.0003192654913
              },
              {
                "average": 1.334419467,
                "count": 49670054,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5065050244,
                "variance": 0.2565473397
              },
              {
                "average": -0.1518018041,
                "count": 49670054,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.03026636,
                "variance": 100.6062432
              },
              {
                "average": 0,
                "count": 49670054,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.0200225,
                "count": 49670054,
                "maximum": 172,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.721990633,
                "variance": 7.409233009
              },
              {
                "average": 216171267.6,
                "count": 49670054,
                "maximum": 216174833.4,
                "minimum": 216168791.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1362.621727,
                "variance": 1856737.97
              },
              {
                "average": 0,
                "count": 49670054,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49670054,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49670054,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49670054,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49670054,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706788.9233,
              5359239.066,
              494.3052309,
              708346.0033,
              5360796.966,
              1094.645231
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706788.9233497379,
                    5359239.06639608,
                    494.3052309357617
                  ],
                  [
                    706788.9233497379,
                    5360796.96639608,
                    494.3052309357617
                  ],
                  [
                    708346.003349738,
                    5360796.96639608,
                    1094.6452309357617
                  ],
                  [
                    708346.003349738,
                    5359239.06639608,
                    1094.6452309357617
                  ],
                  [
                    706788.9233497379,
                    5359239.06639608,
                    494.3052309357617
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:20:33+00:00",
            "end_time": "2018-07-21T00:39:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2291344449714,
              48.40637917100595,
              719.4909663282347
            ],
            [
              -120.22837308310261,
              48.420378823292566,
              719.4909663282347
            ],
            [
              -120.2073539201235,
              48.41987023188771,
              1072.3309663282346
            ],
            [
              -120.20812103770153,
              48.40587082819279,
              1072.3309663282346
            ],
            [
              -120.2291344449714,
              48.40637917100595,
              719.4909663282347
            ]
          ]
        ]
      },
      "bbox": [
        -120.2291344,
        48.40587083,
        719.4909663,
        -120.2073539,
        48.42037882,
        1072.330966
      ],
      "properties": {
        "datetime": "2018-07-21T18:48:25Z",
        "pc:count": 36890830,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705833.9627,
            "count": 36890830,
            "maximum": 706613.2054,
            "minimum": 705056.2054,
            "name": "X",
            "position": 0,
            "stddev": 438.5606894,
            "variance": 192335.4783
          },
          {
            "average": 5365967.871,
            "count": 36890830,
            "maximum": 5366736.692,
            "minimum": 5365178.752,
            "name": "Y",
            "position": 1,
            "stddev": 427.388756,
            "variance": 182661.1488
          },
          {
            "average": 855.8035031,
            "count": 36890830,
            "maximum": 1072.330966,
            "minimum": 719.4909663,
            "name": "Z",
            "position": 2,
            "stddev": 81.03629776,
            "variance": 6566.881555
          },
          {
            "average": 1027.187871,
            "count": 36890830,
            "maximum": 4095,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 394.557921,
            "variance": 155675.953
          },
          {
            "average": 1.074564357,
            "count": 36890830,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3211222478,
            "variance": 0.103119498
          },
          {
            "average": 1.149142375,
            "count": 36890830,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4788080067,
            "variance": 0.2292571073
          },
          {
            "average": 0.4962008716,
            "count": 36890830,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999855732,
            "variance": 0.2499855734
          },
          {
            "average": 0.0002741060583,
            "count": 36890830,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01655387965,
            "variance": 0.0002740309316
          },
          {
            "average": 1.509036771,
            "count": 36890830,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5399822581,
            "variance": 0.2915808391
          },
          {
            "average": -0.4307308572,
            "count": 36890830,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.3088157,
            "variance": 106.2716811
          },
          {
            "average": 0,
            "count": 36890830,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.9507071,
            "count": 36890830,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.1171484,
            "variance": 1233.214112
          },
          {
            "average": 216177795.8,
            "count": 36890830,
            "maximum": 216234105.2,
            "minimum": 216172691.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12976.80446,
            "variance": 168397454
          },
          {
            "average": 0,
            "count": 36890830,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36890830,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36890830,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36890830,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36890830,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705056.2054,
          5365178.752,
          719.4909663,
          706613.2054,
          5366736.692,
          1072.330966
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705056.2053973477,
                5365178.751777428,
                719.4909663282347
              ],
              [
                705056.2053973477,
                5366736.691777428,
                719.4909663282347
              ],
              [
                706613.2053973477,
                5366736.691777428,
                1072.3309663282346
              ],
              [
                706613.2053973477,
                5365178.751777428,
                1072.3309663282346
              ],
              [
                705056.2053973477,
                5365178.751777428,
                719.4909663282347
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:48:25+00:00",
        "end_time": "2018-07-21T01:44:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2291344,
            48.40587083,
            719.4909663,
            -120.2073539,
            48.42037882,
            1072.330966
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2291344449714,
                  48.40637917100595,
                  719.4909663282347
                ],
                [
                  -120.22837308310261,
                  48.420378823292566,
                  719.4909663282347
                ],
                [
                  -120.2073539201235,
                  48.41987023188771,
                  1072.3309663282346
                ],
                [
                  -120.20812103770153,
                  48.40587082819279,
                  1072.3309663282346
                ],
                [
                  -120.2291344449714,
                  48.40637917100595,
                  719.4909663282347
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:48:25Z",
            "pc:count": 36890830,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705833.9627,
                "count": 36890830,
                "maximum": 706613.2054,
                "minimum": 705056.2054,
                "name": "X",
                "position": 0,
                "stddev": 438.5606894,
                "variance": 192335.4783
              },
              {
                "average": 5365967.871,
                "count": 36890830,
                "maximum": 5366736.692,
                "minimum": 5365178.752,
                "name": "Y",
                "position": 1,
                "stddev": 427.388756,
                "variance": 182661.1488
              },
              {
                "average": 855.8035031,
                "count": 36890830,
                "maximum": 1072.330966,
                "minimum": 719.4909663,
                "name": "Z",
                "position": 2,
                "stddev": 81.03629776,
                "variance": 6566.881555
              },
              {
                "average": 1027.187871,
                "count": 36890830,
                "maximum": 4095,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 394.557921,
                "variance": 155675.953
              },
              {
                "average": 1.074564357,
                "count": 36890830,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3211222478,
                "variance": 0.103119498
              },
              {
                "average": 1.149142375,
                "count": 36890830,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4788080067,
                "variance": 0.2292571073
              },
              {
                "average": 0.4962008716,
                "count": 36890830,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999855732,
                "variance": 0.2499855734
              },
              {
                "average": 0.0002741060583,
                "count": 36890830,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01655387965,
                "variance": 0.0002740309316
              },
              {
                "average": 1.509036771,
                "count": 36890830,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5399822581,
                "variance": 0.2915808391
              },
              {
                "average": -0.4307308572,
                "count": 36890830,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.3088157,
                "variance": 106.2716811
              },
              {
                "average": 0,
                "count": 36890830,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.9507071,
                "count": 36890830,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.1171484,
                "variance": 1233.214112
              },
              {
                "average": 216177795.8,
                "count": 36890830,
                "maximum": 216234105.2,
                "minimum": 216172691.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12976.80446,
                "variance": 168397454
              },
              {
                "average": 0,
                "count": 36890830,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36890830,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36890830,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36890830,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36890830,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705056.2054,
              5365178.752,
              719.4909663,
              706613.2054,
              5366736.692,
              1072.330966
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705056.2053973477,
                    5365178.751777428,
                    719.4909663282347
                  ],
                  [
                    705056.2053973477,
                    5366736.691777428,
                    719.4909663282347
                  ],
                  [
                    706613.2053973477,
                    5366736.691777428,
                    1072.3309663282346
                  ],
                  [
                    706613.2053973477,
                    5365178.751777428,
                    1072.3309663282346
                  ],
                  [
                    705056.2053973477,
                    5365178.751777428,
                    719.4909663282347
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:48:25+00:00",
            "end_time": "2018-07-21T01:44:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16914687366777,
              48.64939721441645,
              667.5673819484273
            ],
            [
              -120.16836203230557,
              48.66340166487409,
              667.5673819484273
            ],
            [
              -120.14724418332653,
              48.662880201414026,
              1205.9873819484274
            ],
            [
              -120.14803485861526,
              48.64887600619884,
              1205.9873819484274
            ],
            [
              -120.16914687366777,
              48.64939721441645,
              667.5673819484273
            ]
          ]
        ]
      },
      "bbox": [
        -120.1691469,
        48.64887601,
        667.5673819,
        -120.1472442,
        48.66340166,
        1205.987382
      ],
      "properties": {
        "datetime": "2018-07-21T00:21:28Z",
        "pc:count": 49295048,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709192.4625,
            "count": 49295048,
            "maximum": 710051.357,
            "minimum": 708494.437,
            "name": "X",
            "position": 0,
            "stddev": 423.8186846,
            "variance": 179622.2774
          },
          {
            "average": 5393120.117,
            "count": 49295048,
            "maximum": 5393908.694,
            "minimum": 5392350.074,
            "name": "Y",
            "position": 1,
            "stddev": 435.6465935,
            "variance": 189787.9544
          },
          {
            "average": 955.5599504,
            "count": 49295048,
            "maximum": 1205.987382,
            "minimum": 667.5673819,
            "name": "Z",
            "position": 2,
            "stddev": 131.4267747,
            "variance": 17272.99712
          },
          {
            "average": 598.0126788,
            "count": 49295048,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 444.0800872,
            "variance": 197207.1238
          },
          {
            "average": 1.595420416,
            "count": 49295048,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.832113994,
            "variance": 0.692413699
          },
          {
            "average": 2.191032556,
            "count": 49295048,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.061808128,
            "variance": 1.1274365
          },
          {
            "average": 0.495172578,
            "count": 49295048,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999767005,
            "variance": 0.2499767011
          },
          {
            "average": 0.00024994397,
            "count": 49295048,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01580764066,
            "variance": 0.0002498815031
          },
          {
            "average": 1.253727819,
            "count": 49295048,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4766122225,
            "variance": 0.2271592106
          },
          {
            "average": 0.5289952567,
            "count": 49295048,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.40147609,
            "variance": 129.993657
          },
          {
            "average": 0,
            "count": 49295048,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 287.8009241,
            "count": 49295048,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 407.8052449,
            "variance": 166305.1178
          },
          {
            "average": 216156649.1,
            "count": 49295048,
            "maximum": 216167688.3,
            "minimum": 216136573,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13236.84197,
            "variance": 175213985.3
          },
          {
            "average": 0,
            "count": 49295048,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49295048,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49295048,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49295048,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49295048,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708494.437,
          5392350.074,
          667.5673819,
          710051.357,
          5393908.694,
          1205.987382
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708494.4369696381,
                5392350.074361459,
                667.5673819484273
              ],
              [
                708494.4369696381,
                5393908.6943614585,
                667.5673819484273
              ],
              [
                710051.356969638,
                5393908.6943614585,
                1205.9873819484274
              ],
              [
                710051.356969638,
                5392350.074361459,
                1205.9873819484274
              ],
              [
                708494.4369696381,
                5392350.074361459,
                667.5673819484273
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:21:28+00:00",
        "end_time": "2018-07-20T15:42:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1691469,
            48.64887601,
            667.5673819,
            -120.1472442,
            48.66340166,
            1205.987382
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16914687366777,
                  48.64939721441645,
                  667.5673819484273
                ],
                [
                  -120.16836203230557,
                  48.66340166487409,
                  667.5673819484273
                ],
                [
                  -120.14724418332653,
                  48.662880201414026,
                  1205.9873819484274
                ],
                [
                  -120.14803485861526,
                  48.64887600619884,
                  1205.9873819484274
                ],
                [
                  -120.16914687366777,
                  48.64939721441645,
                  667.5673819484273
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:21:28Z",
            "pc:count": 49295048,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709192.4625,
                "count": 49295048,
                "maximum": 710051.357,
                "minimum": 708494.437,
                "name": "X",
                "position": 0,
                "stddev": 423.8186846,
                "variance": 179622.2774
              },
              {
                "average": 5393120.117,
                "count": 49295048,
                "maximum": 5393908.694,
                "minimum": 5392350.074,
                "name": "Y",
                "position": 1,
                "stddev": 435.6465935,
                "variance": 189787.9544
              },
              {
                "average": 955.5599504,
                "count": 49295048,
                "maximum": 1205.987382,
                "minimum": 667.5673819,
                "name": "Z",
                "position": 2,
                "stddev": 131.4267747,
                "variance": 17272.99712
              },
              {
                "average": 598.0126788,
                "count": 49295048,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 444.0800872,
                "variance": 197207.1238
              },
              {
                "average": 1.595420416,
                "count": 49295048,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.832113994,
                "variance": 0.692413699
              },
              {
                "average": 2.191032556,
                "count": 49295048,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.061808128,
                "variance": 1.1274365
              },
              {
                "average": 0.495172578,
                "count": 49295048,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999767005,
                "variance": 0.2499767011
              },
              {
                "average": 0.00024994397,
                "count": 49295048,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01580764066,
                "variance": 0.0002498815031
              },
              {
                "average": 1.253727819,
                "count": 49295048,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4766122225,
                "variance": 0.2271592106
              },
              {
                "average": 0.5289952567,
                "count": 49295048,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.40147609,
                "variance": 129.993657
              },
              {
                "average": 0,
                "count": 49295048,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 287.8009241,
                "count": 49295048,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 407.8052449,
                "variance": 166305.1178
              },
              {
                "average": 216156649.1,
                "count": 49295048,
                "maximum": 216167688.3,
                "minimum": 216136573,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13236.84197,
                "variance": 175213985.3
              },
              {
                "average": 0,
                "count": 49295048,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49295048,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49295048,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49295048,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49295048,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708494.437,
              5392350.074,
              667.5673819,
              710051.357,
              5393908.694,
              1205.987382
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708494.4369696381,
                    5392350.074361459,
                    667.5673819484273
                  ],
                  [
                    708494.4369696381,
                    5393908.6943614585,
                    667.5673819484273
                  ],
                  [
                    710051.356969638,
                    5393908.6943614585,
                    1205.9873819484274
                  ],
                  [
                    710051.356969638,
                    5392350.074361459,
                    1205.9873819484274
                  ],
                  [
                    708494.4369696381,
                    5392350.074361459,
                    667.5673819484273
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:21:28+00:00",
            "end_time": "2018-07-20T15:42:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26991232472446,
              48.46027319484016,
              577.6164390497701
            ],
            [
              -120.26916069010582,
              48.474274093488184,
              577.6164390497701
            ],
            [
              -120.24812071243154,
              48.473772588920696,
              972.3364390497701
            ],
            [
              -120.2488781203344,
              48.459771935478656,
              972.3364390497701
            ],
            [
              -120.26991232472446,
              48.46027319484016,
              577.6164390497701
            ]
          ]
        ]
      },
      "bbox": [
        -120.2699123,
        48.45977194,
        577.616439,
        -120.2481207,
        48.47427409,
        972.336439
      ],
      "properties": {
        "datetime": "2018-10-11T21:21:55Z",
        "pc:count": 36613645,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702615.9801,
            "count": 36613645,
            "maximum": 703381.8769,
            "minimum": 701825.0369,
            "name": "X",
            "position": 0,
            "stddev": 441.3226405,
            "variance": 194765.673
          },
          {
            "average": 5371793.069,
            "count": 36613645,
            "maximum": 5372618.119,
            "minimum": 5371060.079,
            "name": "Y",
            "position": 1,
            "stddev": 437.2673884,
            "variance": 191202.7689
          },
          {
            "average": 807.7079034,
            "count": 36613645,
            "maximum": 972.336439,
            "minimum": 577.616439,
            "name": "Z",
            "position": 2,
            "stddev": 44.6670795,
            "variance": 1995.147991
          },
          {
            "average": 805.658533,
            "count": 36613645,
            "maximum": 4095,
            "minimum": 67,
            "name": "Intensity",
            "position": 3,
            "stddev": 408.4843327,
            "variance": 166859.4501
          },
          {
            "average": 1.227419341,
            "count": 36613645,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5123795213,
            "variance": 0.2625327739
          },
          {
            "average": 1.455000424,
            "count": 36613645,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7132296927,
            "variance": 0.5086965945
          },
          {
            "average": 0.497973119,
            "count": 36613645,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999958986,
            "variance": 0.2499958986
          },
          {
            "average": 0.000265884481,
            "count": 36613645,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01630379691,
            "variance": 0.0002658137937
          },
          {
            "average": 1.399495161,
            "count": 36613645,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5130938164,
            "variance": 0.2632652644
          },
          {
            "average": -0.2361180759,
            "count": 36613645,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.12177682,
            "variance": 102.4503659
          },
          {
            "average": 0,
            "count": 36613645,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 95.4843429,
            "count": 36613645,
            "maximum": 151,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.73458148,
            "variance": 4190.566039
          },
          {
            "average": 220450645.6,
            "count": 36613645,
            "maximum": 223328115.2,
            "minimum": 216235512.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3481052.091,
            "variance": 12117723660000.0
          },
          {
            "average": 0,
            "count": 36613645,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36613645,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36613645,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36613645,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36613645,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701825.0369,
          5371060.079,
          577.616439,
          703381.8769,
          5372618.119,
          972.336439
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701825.0369295372,
                5371060.078797819,
                577.6164390497701
              ],
              [
                701825.0369295372,
                5372618.118797818,
                577.6164390497701
              ],
              [
                703381.8769295373,
                5372618.118797818,
                972.3364390497701
              ],
              [
                703381.8769295373,
                5371060.078797819,
                972.3364390497701
              ],
              [
                701825.0369295372,
                5371060.078797819,
                577.6164390497701
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:21:55+00:00",
        "end_time": "2018-07-21T19:11:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2699123,
            48.45977194,
            577.616439,
            -120.2481207,
            48.47427409,
            972.336439
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26991232472446,
                  48.46027319484016,
                  577.6164390497701
                ],
                [
                  -120.26916069010582,
                  48.474274093488184,
                  577.6164390497701
                ],
                [
                  -120.24812071243154,
                  48.473772588920696,
                  972.3364390497701
                ],
                [
                  -120.2488781203344,
                  48.459771935478656,
                  972.3364390497701
                ],
                [
                  -120.26991232472446,
                  48.46027319484016,
                  577.6164390497701
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:21:55Z",
            "pc:count": 36613645,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702615.9801,
                "count": 36613645,
                "maximum": 703381.8769,
                "minimum": 701825.0369,
                "name": "X",
                "position": 0,
                "stddev": 441.3226405,
                "variance": 194765.673
              },
              {
                "average": 5371793.069,
                "count": 36613645,
                "maximum": 5372618.119,
                "minimum": 5371060.079,
                "name": "Y",
                "position": 1,
                "stddev": 437.2673884,
                "variance": 191202.7689
              },
              {
                "average": 807.7079034,
                "count": 36613645,
                "maximum": 972.336439,
                "minimum": 577.616439,
                "name": "Z",
                "position": 2,
                "stddev": 44.6670795,
                "variance": 1995.147991
              },
              {
                "average": 805.658533,
                "count": 36613645,
                "maximum": 4095,
                "minimum": 67,
                "name": "Intensity",
                "position": 3,
                "stddev": 408.4843327,
                "variance": 166859.4501
              },
              {
                "average": 1.227419341,
                "count": 36613645,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5123795213,
                "variance": 0.2625327739
              },
              {
                "average": 1.455000424,
                "count": 36613645,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7132296927,
                "variance": 0.5086965945
              },
              {
                "average": 0.497973119,
                "count": 36613645,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999958986,
                "variance": 0.2499958986
              },
              {
                "average": 0.000265884481,
                "count": 36613645,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01630379691,
                "variance": 0.0002658137937
              },
              {
                "average": 1.399495161,
                "count": 36613645,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5130938164,
                "variance": 0.2632652644
              },
              {
                "average": -0.2361180759,
                "count": 36613645,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.12177682,
                "variance": 102.4503659
              },
              {
                "average": 0,
                "count": 36613645,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 95.4843429,
                "count": 36613645,
                "maximum": 151,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.73458148,
                "variance": 4190.566039
              },
              {
                "average": 220450645.6,
                "count": 36613645,
                "maximum": 223328115.2,
                "minimum": 216235512.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3481052.091,
                "variance": 12117723660000.0
              },
              {
                "average": 0,
                "count": 36613645,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36613645,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36613645,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36613645,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36613645,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701825.0369,
              5371060.079,
              577.616439,
              703381.8769,
              5372618.119,
              972.336439
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701825.0369295372,
                    5371060.078797819,
                    577.6164390497701
                  ],
                  [
                    701825.0369295372,
                    5372618.118797818,
                    577.6164390497701
                  ],
                  [
                    703381.8769295373,
                    5372618.118797818,
                    972.3364390497701
                  ],
                  [
                    703381.8769295373,
                    5371060.078797819,
                    972.3364390497701
                  ],
                  [
                    701825.0369295372,
                    5371060.078797819,
                    577.6164390497701
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:21:55+00:00",
            "end_time": "2018-07-21T19:11:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23053271442987,
              48.73027968452964,
              1742.9289392677506
            ],
            [
              -120.22977452464957,
              48.74406955985302,
              1742.9289392677506
            ],
            [
              -120.20862368518985,
              48.743558773631804,
              2275.6089392677504
            ],
            [
              -120.20938764554103,
              48.72976914458615,
              2275.6089392677504
            ],
            [
              -120.23053271442987,
              48.73027968452964,
              1742.9289392677506
            ]
          ]
        ]
      },
      "bbox": [
        -120.2305327,
        48.72976914,
        1742.928939,
        -120.2086237,
        48.74406956,
        2275.608939
      ],
      "properties": {
        "datetime": "2018-07-21T18:58:33Z",
        "pc:count": 46664052,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704436.8988,
            "count": 46664052,
            "maximum": 705203.9116,
            "minimum": 703647.1316,
            "name": "X",
            "position": 0,
            "stddev": 428.3930974,
            "variance": 183520.6459
          },
          {
            "average": 5401903.455,
            "count": 46664052,
            "maximum": 5402708.263,
            "minimum": 5401173.583,
            "name": "Y",
            "position": 1,
            "stddev": 410.2354634,
            "variance": 168293.1354
          },
          {
            "average": 2046.383092,
            "count": 46664052,
            "maximum": 2275.608939,
            "minimum": 1742.928939,
            "name": "Z",
            "position": 2,
            "stddev": 126.9329485,
            "variance": 16111.97341
          },
          {
            "average": 804.518722,
            "count": 46664052,
            "maximum": 4095,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 500.6788086,
            "variance": 250679.2693
          },
          {
            "average": 1.375257725,
            "count": 46664052,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.726768989,
            "variance": 0.5281931634
          },
          {
            "average": 1.750181574,
            "count": 46664052,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.033426435,
            "variance": 1.067970196
          },
          {
            "average": 0.4964128704,
            "count": 46664052,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871377,
            "variance": 0.2499871379
          },
          {
            "average": 0.0002794870878,
            "count": 46664052,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01671553112,
            "variance": 0.0002794089808
          },
          {
            "average": 1.448381079,
            "count": 46664052,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5479300136,
            "variance": 0.3002272998
          },
          {
            "average": 0.8381334546,
            "count": 46664052,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.16087214,
            "variance": 173.2085555
          },
          {
            "average": 0,
            "count": 46664052,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.1621761,
            "count": 46664052,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 32.88637336,
            "variance": 1081.513553
          },
          {
            "average": 216177586.5,
            "count": 46664052,
            "maximum": 216234713.6,
            "minimum": 216172098.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12309.20016,
            "variance": 151516408.6
          },
          {
            "average": 0,
            "count": 46664052,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46664052,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46664052,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46664052,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46664052,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703647.1316,
          5401173.583,
          1742.928939,
          705203.9116,
          5402708.263,
          2275.608939
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703647.1315768816,
                5401173.582823012,
                1742.9289392677506
              ],
              [
                703647.1315768816,
                5402708.262823012,
                1742.9289392677506
              ],
              [
                705203.9115768817,
                5402708.262823012,
                2275.6089392677504
              ],
              [
                705203.9115768817,
                5401173.582823012,
                2275.6089392677504
              ],
              [
                703647.1315768816,
                5401173.582823012,
                1742.9289392677506
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:58:33+00:00",
        "end_time": "2018-07-21T01:34:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2305327,
            48.72976914,
            1742.928939,
            -120.2086237,
            48.74406956,
            2275.608939
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23053271442987,
                  48.73027968452964,
                  1742.9289392677506
                ],
                [
                  -120.22977452464957,
                  48.74406955985302,
                  1742.9289392677506
                ],
                [
                  -120.20862368518985,
                  48.743558773631804,
                  2275.6089392677504
                ],
                [
                  -120.20938764554103,
                  48.72976914458615,
                  2275.6089392677504
                ],
                [
                  -120.23053271442987,
                  48.73027968452964,
                  1742.9289392677506
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:58:33Z",
            "pc:count": 46664052,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704436.8988,
                "count": 46664052,
                "maximum": 705203.9116,
                "minimum": 703647.1316,
                "name": "X",
                "position": 0,
                "stddev": 428.3930974,
                "variance": 183520.6459
              },
              {
                "average": 5401903.455,
                "count": 46664052,
                "maximum": 5402708.263,
                "minimum": 5401173.583,
                "name": "Y",
                "position": 1,
                "stddev": 410.2354634,
                "variance": 168293.1354
              },
              {
                "average": 2046.383092,
                "count": 46664052,
                "maximum": 2275.608939,
                "minimum": 1742.928939,
                "name": "Z",
                "position": 2,
                "stddev": 126.9329485,
                "variance": 16111.97341
              },
              {
                "average": 804.518722,
                "count": 46664052,
                "maximum": 4095,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 500.6788086,
                "variance": 250679.2693
              },
              {
                "average": 1.375257725,
                "count": 46664052,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.726768989,
                "variance": 0.5281931634
              },
              {
                "average": 1.750181574,
                "count": 46664052,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.033426435,
                "variance": 1.067970196
              },
              {
                "average": 0.4964128704,
                "count": 46664052,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871377,
                "variance": 0.2499871379
              },
              {
                "average": 0.0002794870878,
                "count": 46664052,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01671553112,
                "variance": 0.0002794089808
              },
              {
                "average": 1.448381079,
                "count": 46664052,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5479300136,
                "variance": 0.3002272998
              },
              {
                "average": 0.8381334546,
                "count": 46664052,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.16087214,
                "variance": 173.2085555
              },
              {
                "average": 0,
                "count": 46664052,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.1621761,
                "count": 46664052,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 32.88637336,
                "variance": 1081.513553
              },
              {
                "average": 216177586.5,
                "count": 46664052,
                "maximum": 216234713.6,
                "minimum": 216172098.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12309.20016,
                "variance": 151516408.6
              },
              {
                "average": 0,
                "count": 46664052,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46664052,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46664052,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46664052,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46664052,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703647.1316,
              5401173.583,
              1742.928939,
              705203.9116,
              5402708.263,
              2275.608939
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703647.1315768816,
                    5401173.582823012,
                    1742.9289392677506
                  ],
                  [
                    703647.1315768816,
                    5402708.262823012,
                    1742.9289392677506
                  ],
                  [
                    705203.9115768817,
                    5402708.262823012,
                    2275.6089392677504
                  ],
                  [
                    705203.9115768817,
                    5401173.582823012,
                    2275.6089392677504
                  ],
                  [
                    703647.1315768816,
                    5401173.582823012,
                    1742.9289392677506
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:58:33+00:00",
            "end_time": "2018-07-21T01:34:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20983666567513,
              48.649333284669446,
              1108.8311550030048
            ],
            [
              -120.20906313787434,
              48.66333750546339,
              1108.8311550030048
            ],
            [
              -120.18794620145542,
              48.662823543714964,
              1693.8711550030048
            ],
            [
              -120.18872556323313,
              48.64881957448744,
              1693.8711550030048
            ],
            [
              -120.20983666567513,
              48.649333284669446,
              1108.8311550030048
            ]
          ]
        ]
      },
      "bbox": [
        -120.2098367,
        48.64881957,
        1108.831155,
        -120.1879462,
        48.66333751,
        1693.871155
      ],
      "properties": {
        "datetime": "2018-07-21T02:11:26Z",
        "pc:count": 68417180,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706269.4565,
            "count": 68417180,
            "maximum": 707054.9654,
            "minimum": 705498.1654,
            "name": "X",
            "position": 0,
            "stddev": 436.4648466,
            "variance": 190501.5623
          },
          {
            "average": 5393012.821,
            "count": 68417180,
            "maximum": 5393791.079,
            "minimum": 5392232.539,
            "name": "Y",
            "position": 1,
            "stddev": 438.7635849,
            "variance": 192513.4834
          },
          {
            "average": 1447.482458,
            "count": 68417180,
            "maximum": 1693.871155,
            "minimum": 1108.831155,
            "name": "Z",
            "position": 2,
            "stddev": 111.7627608,
            "variance": 12490.91469
          },
          {
            "average": 592.3516378,
            "count": 68417180,
            "maximum": 3320,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 481.7929328,
            "variance": 232124.4301
          },
          {
            "average": 1.724977732,
            "count": 68417180,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9248205115,
            "variance": 0.8552929784
          },
          {
            "average": 2.449218763,
            "count": 68417180,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.146744136,
            "variance": 1.315022113
          },
          {
            "average": 0.4968590053,
            "count": 68417180,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901377,
            "variance": 0.2499901378
          },
          {
            "average": 0.0003174348899,
            "count": 68417180,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01781387464,
            "variance": 0.0003173341296
          },
          {
            "average": 1.208374286,
            "count": 68417180,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4641487028,
            "variance": 0.2154340183
          },
          {
            "average": 0.1977626351,
            "count": 68417180,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.8763508,
            "variance": 192.5531115
          },
          {
            "average": 0,
            "count": 68417180,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.4812635,
            "count": 68417180,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.563743844,
            "variance": 6.572782497
          },
          {
            "average": 216171542.1,
            "count": 68417180,
            "maximum": 216174286.9,
            "minimum": 216168207.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1300.03963,
            "variance": 1690103.041
          },
          {
            "average": 0,
            "count": 68417180,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68417180,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68417180,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68417180,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68417180,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705498.1654,
          5392232.539,
          1108.831155,
          707054.9654,
          5393791.079,
          1693.871155
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705498.1654311778,
                5392232.539279083,
                1108.8311550030048
              ],
              [
                705498.1654311778,
                5393791.079279082,
                1108.8311550030048
              ],
              [
                707054.9654311779,
                5393791.079279082,
                1693.8711550030048
              ],
              [
                707054.9654311779,
                5392232.539279083,
                1693.8711550030048
              ],
              [
                705498.1654311778,
                5392232.539279083,
                1108.8311550030048
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:11:26+00:00",
        "end_time": "2018-07-21T00:30:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2098367,
            48.64881957,
            1108.831155,
            -120.1879462,
            48.66333751,
            1693.871155
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20983666567513,
                  48.649333284669446,
                  1108.8311550030048
                ],
                [
                  -120.20906313787434,
                  48.66333750546339,
                  1108.8311550030048
                ],
                [
                  -120.18794620145542,
                  48.662823543714964,
                  1693.8711550030048
                ],
                [
                  -120.18872556323313,
                  48.64881957448744,
                  1693.8711550030048
                ],
                [
                  -120.20983666567513,
                  48.649333284669446,
                  1108.8311550030048
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:11:26Z",
            "pc:count": 68417180,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706269.4565,
                "count": 68417180,
                "maximum": 707054.9654,
                "minimum": 705498.1654,
                "name": "X",
                "position": 0,
                "stddev": 436.4648466,
                "variance": 190501.5623
              },
              {
                "average": 5393012.821,
                "count": 68417180,
                "maximum": 5393791.079,
                "minimum": 5392232.539,
                "name": "Y",
                "position": 1,
                "stddev": 438.7635849,
                "variance": 192513.4834
              },
              {
                "average": 1447.482458,
                "count": 68417180,
                "maximum": 1693.871155,
                "minimum": 1108.831155,
                "name": "Z",
                "position": 2,
                "stddev": 111.7627608,
                "variance": 12490.91469
              },
              {
                "average": 592.3516378,
                "count": 68417180,
                "maximum": 3320,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 481.7929328,
                "variance": 232124.4301
              },
              {
                "average": 1.724977732,
                "count": 68417180,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9248205115,
                "variance": 0.8552929784
              },
              {
                "average": 2.449218763,
                "count": 68417180,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.146744136,
                "variance": 1.315022113
              },
              {
                "average": 0.4968590053,
                "count": 68417180,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901377,
                "variance": 0.2499901378
              },
              {
                "average": 0.0003174348899,
                "count": 68417180,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01781387464,
                "variance": 0.0003173341296
              },
              {
                "average": 1.208374286,
                "count": 68417180,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4641487028,
                "variance": 0.2154340183
              },
              {
                "average": 0.1977626351,
                "count": 68417180,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.8763508,
                "variance": 192.5531115
              },
              {
                "average": 0,
                "count": 68417180,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.4812635,
                "count": 68417180,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.563743844,
                "variance": 6.572782497
              },
              {
                "average": 216171542.1,
                "count": 68417180,
                "maximum": 216174286.9,
                "minimum": 216168207.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1300.03963,
                "variance": 1690103.041
              },
              {
                "average": 0,
                "count": 68417180,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68417180,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68417180,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68417180,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68417180,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705498.1654,
              5392232.539,
              1108.831155,
              707054.9654,
              5393791.079,
              1693.871155
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705498.1654311778,
                    5392232.539279083,
                    1108.8311550030048
                  ],
                  [
                    705498.1654311778,
                    5393791.079279082,
                    1108.8311550030048
                  ],
                  [
                    707054.9654311779,
                    5393791.079279082,
                    1693.8711550030048
                  ],
                  [
                    707054.9654311779,
                    5392232.539279083,
                    1693.8711550030048
                  ],
                  [
                    705498.1654311778,
                    5392232.539279083,
                    1108.8311550030048
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:11:26+00:00",
            "end_time": "2018-07-21T00:30:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22907666939697,
              48.392885249044,
              682.8347549913892
            ],
            [
              -120.22831574994213,
              48.4068831364217,
              682.8347549913892
            ],
            [
              -120.20730241962228,
              48.40637464670934,
              1082.1947549913893
            ],
            [
              -120.20806908972594,
              48.39237700782814,
              1082.1947549913893
            ],
            [
              -120.22907666939697,
              48.392885249044,
              682.8347549913892
            ]
          ]
        ]
      },
      "bbox": [
        -120.2290767,
        48.39237701,
        682.834755,
        -120.2073024,
        48.40688314,
        1082.194755
      ],
      "properties": {
        "datetime": "2018-07-21T18:47:58Z",
        "pc:count": 37496148,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705887.5734,
            "count": 37496148,
            "maximum": 706671.7389,
            "minimum": 705114.7589,
            "name": "X",
            "position": 0,
            "stddev": 435.0875874,
            "variance": 189301.2087
          },
          {
            "average": 5364468.81,
            "count": 37496148,
            "maximum": 5365236.955,
            "minimum": 5363679.215,
            "name": "Y",
            "position": 1,
            "stddev": 433.1001555,
            "variance": 187575.7447
          },
          {
            "average": 893.0455876,
            "count": 37496148,
            "maximum": 1082.194755,
            "minimum": 682.834755,
            "name": "Z",
            "position": 2,
            "stddev": 104.0011452,
            "variance": 10816.23821
          },
          {
            "average": 1094.501659,
            "count": 37496148,
            "maximum": 2817,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 254.6453937,
            "variance": 64844.27655
          },
          {
            "average": 1.009401579,
            "count": 37496148,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.107561493,
            "variance": 0.01156947478
          },
          {
            "average": 1.018805105,
            "count": 37496148,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1588090961,
            "variance": 0.02522032899
          },
          {
            "average": 0.4958541875,
            "count": 37496148,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999828186,
            "variance": 0.2499828189
          },
          {
            "average": 0.0002652272441,
            "count": 37496148,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0162836392,
            "variance": 0.0002651569057
          },
          {
            "average": 1.566503205,
            "count": 37496148,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5339355796,
            "variance": 0.2850872032
          },
          {
            "average": -0.7166392859,
            "count": 37496148,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.52497324,
            "variance": 110.7750616
          },
          {
            "average": 0,
            "count": 37496148,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.6033636,
            "count": 37496148,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.61884133,
            "variance": 1268.701858
          },
          {
            "average": 216177835.6,
            "count": 37496148,
            "maximum": 216234078.9,
            "minimum": 216172715.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13173.65658,
            "variance": 173545227.8
          },
          {
            "average": 0,
            "count": 37496148,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37496148,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37496148,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37496148,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37496148,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705114.7589,
          5363679.215,
          682.834755,
          706671.7389,
          5365236.955,
          1082.194755
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705114.7589006859,
                5363679.214819628,
                682.8347549913892
              ],
              [
                705114.7589006859,
                5365236.954819628,
                682.8347549913892
              ],
              [
                706671.7389006859,
                5365236.954819628,
                1082.1947549913893
              ],
              [
                706671.7389006859,
                5363679.214819628,
                1082.1947549913893
              ],
              [
                705114.7589006859,
                5363679.214819628,
                682.8347549913892
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:47:58+00:00",
        "end_time": "2018-07-21T01:45:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2290767,
            48.39237701,
            682.834755,
            -120.2073024,
            48.40688314,
            1082.194755
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22907666939697,
                  48.392885249044,
                  682.8347549913892
                ],
                [
                  -120.22831574994213,
                  48.4068831364217,
                  682.8347549913892
                ],
                [
                  -120.20730241962228,
                  48.40637464670934,
                  1082.1947549913893
                ],
                [
                  -120.20806908972594,
                  48.39237700782814,
                  1082.1947549913893
                ],
                [
                  -120.22907666939697,
                  48.392885249044,
                  682.8347549913892
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:47:58Z",
            "pc:count": 37496148,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705887.5734,
                "count": 37496148,
                "maximum": 706671.7389,
                "minimum": 705114.7589,
                "name": "X",
                "position": 0,
                "stddev": 435.0875874,
                "variance": 189301.2087
              },
              {
                "average": 5364468.81,
                "count": 37496148,
                "maximum": 5365236.955,
                "minimum": 5363679.215,
                "name": "Y",
                "position": 1,
                "stddev": 433.1001555,
                "variance": 187575.7447
              },
              {
                "average": 893.0455876,
                "count": 37496148,
                "maximum": 1082.194755,
                "minimum": 682.834755,
                "name": "Z",
                "position": 2,
                "stddev": 104.0011452,
                "variance": 10816.23821
              },
              {
                "average": 1094.501659,
                "count": 37496148,
                "maximum": 2817,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 254.6453937,
                "variance": 64844.27655
              },
              {
                "average": 1.009401579,
                "count": 37496148,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.107561493,
                "variance": 0.01156947478
              },
              {
                "average": 1.018805105,
                "count": 37496148,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1588090961,
                "variance": 0.02522032899
              },
              {
                "average": 0.4958541875,
                "count": 37496148,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999828186,
                "variance": 0.2499828189
              },
              {
                "average": 0.0002652272441,
                "count": 37496148,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0162836392,
                "variance": 0.0002651569057
              },
              {
                "average": 1.566503205,
                "count": 37496148,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5339355796,
                "variance": 0.2850872032
              },
              {
                "average": -0.7166392859,
                "count": 37496148,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.52497324,
                "variance": 110.7750616
              },
              {
                "average": 0,
                "count": 37496148,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.6033636,
                "count": 37496148,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.61884133,
                "variance": 1268.701858
              },
              {
                "average": 216177835.6,
                "count": 37496148,
                "maximum": 216234078.9,
                "minimum": 216172715.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13173.65658,
                "variance": 173545227.8
              },
              {
                "average": 0,
                "count": 37496148,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37496148,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37496148,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37496148,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37496148,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705114.7589,
              5363679.215,
              682.834755,
              706671.7389,
              5365236.955,
              1082.194755
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705114.7589006859,
                    5363679.214819628,
                    682.8347549913892
                  ],
                  [
                    705114.7589006859,
                    5365236.954819628,
                    682.8347549913892
                  ],
                  [
                    706671.7389006859,
                    5365236.954819628,
                    1082.1947549913893
                  ],
                  [
                    706671.7389006859,
                    5363679.214819628,
                    1082.1947549913893
                  ],
                  [
                    705114.7589006859,
                    5363679.214819628,
                    682.8347549913892
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:47:58+00:00",
            "end_time": "2018-07-21T01:45:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2708704030538,
              48.64921276079984,
              935.2772830597842
            ],
            [
              -120.2701138153094,
              48.663217162945855,
              935.2772830597842
            ],
            [
              -120.24899719284606,
              48.662714426137164,
              1347.857283059784
            ],
            [
              -120.24975961513728,
              48.64871027006644,
              1347.857283059784
            ],
            [
              -120.2708704030538,
              48.64921276079984,
              935.2772830597842
            ]
          ]
        ]
      },
      "bbox": [
        -120.2708704,
        48.64871027,
        935.2772831,
        -120.2489972,
        48.66321716,
        1347.857283
      ],
      "properties": {
        "datetime": "2018-10-11T21:16:28Z",
        "pc:count": 47677032,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 701818.9497,
            "count": 47677032,
            "maximum": 702560.5872,
            "minimum": 701003.8872,
            "name": "X",
            "position": 0,
            "stddev": 442.5362522,
            "variance": 195838.3345
          },
          {
            "average": 5392822.724,
            "count": 47677032,
            "maximum": 5393614.983,
            "minimum": 5392056.503,
            "name": "Y",
            "position": 1,
            "stddev": 436.3591096,
            "variance": 190409.2725
          },
          {
            "average": 1175.337044,
            "count": 47677032,
            "maximum": 1347.857283,
            "minimum": 935.2772831,
            "name": "Z",
            "position": 2,
            "stddev": 82.31646646,
            "variance": 6776.000651
          },
          {
            "average": 515.506419,
            "count": 47677032,
            "maximum": 2896,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 384.4641536,
            "variance": 147812.6854
          },
          {
            "average": 1.493858909,
            "count": 47677032,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7592437269,
            "variance": 0.5764510369
          },
          {
            "average": 1.987489637,
            "count": 47677032,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9957052981,
            "variance": 0.9914290407
          },
          {
            "average": 0.4973444446,
            "count": 47677032,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999929532,
            "variance": 0.2499929533
          },
          {
            "average": 0.0003012351943,
            "count": 47677032,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01735351428,
            "variance": 0.000301144458
          },
          {
            "average": 1.285681919,
            "count": 47677032,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5136767989,
            "variance": 0.2638638537
          },
          {
            "average": -0.3019645241,
            "count": 47677032,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.04295634,
            "variance": 121.9468847
          },
          {
            "average": 0,
            "count": 47677032,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 94.070174,
            "count": 47677032,
            "maximum": 150,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.8222244,
            "variance": 4201.920776
          },
          {
            "average": 220381535.9,
            "count": 47677032,
            "maximum": 223327788.2,
            "minimum": 216235178.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3493544.094,
            "variance": 12204850340000.0
          },
          {
            "average": 0,
            "count": 47677032,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47677032,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47677032,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47677032,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47677032,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701003.8872,
          5392056.503,
          935.2772831,
          702560.5872,
          5393614.983,
          1347.857283
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701003.8872268094,
                5392056.503192119,
                935.2772830597842
              ],
              [
                701003.8872268094,
                5393614.98319212,
                935.2772830597842
              ],
              [
                702560.5872268094,
                5393614.98319212,
                1347.857283059784
              ],
              [
                702560.5872268094,
                5392056.503192119,
                1347.857283059784
              ],
              [
                701003.8872268094,
                5392056.503192119,
                935.2772830597842
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:16:28+00:00",
        "end_time": "2018-07-21T19:06:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2708704,
            48.64871027,
            935.2772831,
            -120.2489972,
            48.66321716,
            1347.857283
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2708704030538,
                  48.64921276079984,
                  935.2772830597842
                ],
                [
                  -120.2701138153094,
                  48.663217162945855,
                  935.2772830597842
                ],
                [
                  -120.24899719284606,
                  48.662714426137164,
                  1347.857283059784
                ],
                [
                  -120.24975961513728,
                  48.64871027006644,
                  1347.857283059784
                ],
                [
                  -120.2708704030538,
                  48.64921276079984,
                  935.2772830597842
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:16:28Z",
            "pc:count": 47677032,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 701818.9497,
                "count": 47677032,
                "maximum": 702560.5872,
                "minimum": 701003.8872,
                "name": "X",
                "position": 0,
                "stddev": 442.5362522,
                "variance": 195838.3345
              },
              {
                "average": 5392822.724,
                "count": 47677032,
                "maximum": 5393614.983,
                "minimum": 5392056.503,
                "name": "Y",
                "position": 1,
                "stddev": 436.3591096,
                "variance": 190409.2725
              },
              {
                "average": 1175.337044,
                "count": 47677032,
                "maximum": 1347.857283,
                "minimum": 935.2772831,
                "name": "Z",
                "position": 2,
                "stddev": 82.31646646,
                "variance": 6776.000651
              },
              {
                "average": 515.506419,
                "count": 47677032,
                "maximum": 2896,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 384.4641536,
                "variance": 147812.6854
              },
              {
                "average": 1.493858909,
                "count": 47677032,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7592437269,
                "variance": 0.5764510369
              },
              {
                "average": 1.987489637,
                "count": 47677032,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9957052981,
                "variance": 0.9914290407
              },
              {
                "average": 0.4973444446,
                "count": 47677032,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999929532,
                "variance": 0.2499929533
              },
              {
                "average": 0.0003012351943,
                "count": 47677032,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01735351428,
                "variance": 0.000301144458
              },
              {
                "average": 1.285681919,
                "count": 47677032,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5136767989,
                "variance": 0.2638638537
              },
              {
                "average": -0.3019645241,
                "count": 47677032,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.04295634,
                "variance": 121.9468847
              },
              {
                "average": 0,
                "count": 47677032,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 94.070174,
                "count": 47677032,
                "maximum": 150,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.8222244,
                "variance": 4201.920776
              },
              {
                "average": 220381535.9,
                "count": 47677032,
                "maximum": 223327788.2,
                "minimum": 216235178.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3493544.094,
                "variance": 12204850340000.0
              },
              {
                "average": 0,
                "count": 47677032,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47677032,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47677032,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47677032,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47677032,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701003.8872,
              5392056.503,
              935.2772831,
              702560.5872,
              5393614.983,
              1347.857283
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701003.8872268094,
                    5392056.503192119,
                    935.2772830597842
                  ],
                  [
                    701003.8872268094,
                    5393614.98319212,
                    935.2772830597842
                  ],
                  [
                    702560.5872268094,
                    5393614.98319212,
                    1347.857283059784
                  ],
                  [
                    702560.5872268094,
                    5392056.503192119,
                    1347.857283059784
                  ],
                  [
                    701003.8872268094,
                    5392056.503192119,
                    935.2772830597842
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:16:28+00:00",
            "end_time": "2018-07-21T19:06:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23035587962302,
              48.68978795388308,
              1166.2801199333505
            ],
            [
              -120.22958695347329,
              48.70379214008648,
              1166.2801199333505
            ],
            [
              -120.20845327104921,
              48.7032816390915,
              1642.8401199333505
            ],
            [
              -120.20922804433877,
              48.68927770280611,
              1642.8401199333505
            ],
            [
              -120.23035587962302,
              48.68978795388308,
              1166.2801199333505
            ]
          ]
        ]
      },
      "bbox": [
        -120.2303559,
        48.6892777,
        1166.28012,
        -120.2084533,
        48.70379214,
        1642.84012
      ],
      "properties": {
        "datetime": "2018-07-21T18:57:20Z",
        "pc:count": 63179806,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704621.9278,
            "count": 63179806,
            "maximum": 705380.4805,
            "minimum": 703823.7205,
            "name": "X",
            "position": 0,
            "stddev": 431.5580737,
            "variance": 186242.371
          },
          {
            "average": 5397459.713,
            "count": 63179806,
            "maximum": 5398232.205,
            "minimum": 5396673.685,
            "name": "Y",
            "position": 1,
            "stddev": 436.4176308,
            "variance": 190460.3484
          },
          {
            "average": 1297.707333,
            "count": 63179806,
            "maximum": 1642.84012,
            "minimum": 1166.28012,
            "name": "Z",
            "position": 2,
            "stddev": 89.65318108,
            "variance": 8037.692878
          },
          {
            "average": 603.5474882,
            "count": 63179806,
            "maximum": 4095,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 482.9917363,
            "variance": 233281.0174
          },
          {
            "average": 1.61082462,
            "count": 63179806,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8419589233,
            "variance": 0.7088948285
          },
          {
            "average": 2.221905271,
            "count": 63179806,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069035401,
            "variance": 1.142836689
          },
          {
            "average": 0.4978666601,
            "count": 63179806,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999954528,
            "variance": 0.2499954528
          },
          {
            "average": 0.0002571074688,
            "count": 63179806,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01603250974,
            "variance": 0.0002570413686
          },
          {
            "average": 1.230227313,
            "count": 63179806,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4576436492,
            "variance": 0.2094377096
          },
          {
            "average": -0.3618746713,
            "count": 63179806,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.87639794,
            "variance": 165.8016239
          },
          {
            "average": 0,
            "count": 63179806,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 162.9268754,
            "count": 63179806,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 36.84328721,
            "variance": 1357.427813
          },
          {
            "average": 216178155.7,
            "count": 63179806,
            "maximum": 216234640,
            "minimum": 216172165.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13832.00988,
            "variance": 191324497.3
          },
          {
            "average": 0,
            "count": 63179806,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63179806,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63179806,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63179806,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63179806,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703823.7205,
          5396673.685,
          1166.28012,
          705380.4805,
          5398232.205,
          1642.84012
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703823.720456066,
                5396673.685268839,
                1166.2801199333505
              ],
              [
                703823.720456066,
                5398232.205268838,
                1166.2801199333505
              ],
              [
                705380.480456066,
                5398232.205268838,
                1642.8401199333505
              ],
              [
                705380.480456066,
                5396673.685268839,
                1642.8401199333505
              ],
              [
                703823.720456066,
                5396673.685268839,
                1166.2801199333505
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:57:20+00:00",
        "end_time": "2018-07-21T01:36:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2303559,
            48.6892777,
            1166.28012,
            -120.2084533,
            48.70379214,
            1642.84012
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23035587962302,
                  48.68978795388308,
                  1166.2801199333505
                ],
                [
                  -120.22958695347329,
                  48.70379214008648,
                  1166.2801199333505
                ],
                [
                  -120.20845327104921,
                  48.7032816390915,
                  1642.8401199333505
                ],
                [
                  -120.20922804433877,
                  48.68927770280611,
                  1642.8401199333505
                ],
                [
                  -120.23035587962302,
                  48.68978795388308,
                  1166.2801199333505
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:57:20Z",
            "pc:count": 63179806,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704621.9278,
                "count": 63179806,
                "maximum": 705380.4805,
                "minimum": 703823.7205,
                "name": "X",
                "position": 0,
                "stddev": 431.5580737,
                "variance": 186242.371
              },
              {
                "average": 5397459.713,
                "count": 63179806,
                "maximum": 5398232.205,
                "minimum": 5396673.685,
                "name": "Y",
                "position": 1,
                "stddev": 436.4176308,
                "variance": 190460.3484
              },
              {
                "average": 1297.707333,
                "count": 63179806,
                "maximum": 1642.84012,
                "minimum": 1166.28012,
                "name": "Z",
                "position": 2,
                "stddev": 89.65318108,
                "variance": 8037.692878
              },
              {
                "average": 603.5474882,
                "count": 63179806,
                "maximum": 4095,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 482.9917363,
                "variance": 233281.0174
              },
              {
                "average": 1.61082462,
                "count": 63179806,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8419589233,
                "variance": 0.7088948285
              },
              {
                "average": 2.221905271,
                "count": 63179806,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069035401,
                "variance": 1.142836689
              },
              {
                "average": 0.4978666601,
                "count": 63179806,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999954528,
                "variance": 0.2499954528
              },
              {
                "average": 0.0002571074688,
                "count": 63179806,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01603250974,
                "variance": 0.0002570413686
              },
              {
                "average": 1.230227313,
                "count": 63179806,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4576436492,
                "variance": 0.2094377096
              },
              {
                "average": -0.3618746713,
                "count": 63179806,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.87639794,
                "variance": 165.8016239
              },
              {
                "average": 0,
                "count": 63179806,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 162.9268754,
                "count": 63179806,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 36.84328721,
                "variance": 1357.427813
              },
              {
                "average": 216178155.7,
                "count": 63179806,
                "maximum": 216234640,
                "minimum": 216172165.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13832.00988,
                "variance": 191324497.3
              },
              {
                "average": 0,
                "count": 63179806,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63179806,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63179806,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63179806,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63179806,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703823.7205,
              5396673.685,
              1166.28012,
              705380.4805,
              5398232.205,
              1642.84012
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703823.720456066,
                    5396673.685268839,
                    1166.2801199333505
                  ],
                  [
                    703823.720456066,
                    5398232.205268838,
                    1166.2801199333505
                  ],
                  [
                    705380.480456066,
                    5398232.205268838,
                    1642.8401199333505
                  ],
                  [
                    705380.480456066,
                    5396673.685268839,
                    1642.8401199333505
                  ],
                  [
                    703823.720456066,
                    5396673.685268839,
                    1166.2801199333505
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:57:20+00:00",
            "end_time": "2018-07-21T01:36:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20861782298324,
              48.33894672328397,
              694.9077989757096
            ],
            [
              -120.2078526510381,
              48.35294611675553,
              694.9077989757096
            ],
            [
              -120.18686160464628,
              48.35243430893627,
              1189.1477989757095
            ],
            [
              -120.18763251064249,
              48.338435165553214,
              1189.1477989757095
            ],
            [
              -120.20861782298324,
              48.33894672328397,
              694.9077989757096
            ]
          ]
        ]
      },
      "bbox": [
        -120.2086178,
        48.33843517,
        694.907799,
        -120.1868616,
        48.35294612,
        1189.147799
      ],
      "properties": {
        "datetime": "2018-07-21T01:52:39Z",
        "pc:count": 53706990,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707628.8383,
            "count": 53706990,
            "maximum": 708404.516,
            "minimum": 706847.516,
            "name": "X",
            "position": 0,
            "stddev": 425.5626003,
            "variance": 181103.5267
          },
          {
            "average": 5358508.946,
            "count": 53706990,
            "maximum": 5359297.541,
            "minimum": 5357739.621,
            "name": "Y",
            "position": 1,
            "stddev": 428.1677033,
            "variance": 183327.5822
          },
          {
            "average": 925.6936711,
            "count": 53706990,
            "maximum": 1189.147799,
            "minimum": 694.907799,
            "name": "Z",
            "position": 2,
            "stddev": 101.3994837,
            "variance": 10281.8553
          },
          {
            "average": 730.6546849,
            "count": 53706990,
            "maximum": 4095,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 448.5540319,
            "variance": 201200.7196
          },
          {
            "average": 1.426014919,
            "count": 53706990,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7226310938,
            "variance": 0.5221956978
          },
          {
            "average": 1.851912442,
            "count": 53706990,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9792547304,
            "variance": 0.9589398271
          },
          {
            "average": 0.4964455465,
            "count": 53706990,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873704,
            "variance": 0.2499873705
          },
          {
            "average": 0.0002925689933,
            "count": 53706990,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01710214613,
            "variance": 0.0002924834022
          },
          {
            "average": 1.269769913,
            "count": 53706990,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4896652747,
            "variance": 0.2397720812
          },
          {
            "average": -0.3876168226,
            "count": 53706990,
            "maximum": 18,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.96252435,
            "variance": 120.1769402
          },
          {
            "average": 0,
            "count": 53706990,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.0092211,
            "count": 53706990,
            "maximum": 169,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.571782044,
            "variance": 6.614062881
          },
          {
            "average": 216171259,
            "count": 53706990,
            "maximum": 216173159,
            "minimum": 216168818.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1289.167121,
            "variance": 1661951.866
          },
          {
            "average": 0,
            "count": 53706990,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53706990,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53706990,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53706990,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53706990,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706847.516,
          5357739.621,
          694.907799,
          708404.516,
          5359297.541,
          1189.147799
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706847.5159587853,
                5357739.621428917,
                694.9077989757096
              ],
              [
                706847.5159587853,
                5359297.541428917,
                694.9077989757096
              ],
              [
                708404.5159587853,
                5359297.541428917,
                1189.1477989757095
              ],
              [
                708404.5159587853,
                5357739.621428917,
                1189.1477989757095
              ],
              [
                706847.5159587853,
                5357739.621428917,
                694.9077989757096
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:52:39+00:00",
        "end_time": "2018-07-21T00:40:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2086178,
            48.33843517,
            694.907799,
            -120.1868616,
            48.35294612,
            1189.147799
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20861782298324,
                  48.33894672328397,
                  694.9077989757096
                ],
                [
                  -120.2078526510381,
                  48.35294611675553,
                  694.9077989757096
                ],
                [
                  -120.18686160464628,
                  48.35243430893627,
                  1189.1477989757095
                ],
                [
                  -120.18763251064249,
                  48.338435165553214,
                  1189.1477989757095
                ],
                [
                  -120.20861782298324,
                  48.33894672328397,
                  694.9077989757096
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:52:39Z",
            "pc:count": 53706990,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707628.8383,
                "count": 53706990,
                "maximum": 708404.516,
                "minimum": 706847.516,
                "name": "X",
                "position": 0,
                "stddev": 425.5626003,
                "variance": 181103.5267
              },
              {
                "average": 5358508.946,
                "count": 53706990,
                "maximum": 5359297.541,
                "minimum": 5357739.621,
                "name": "Y",
                "position": 1,
                "stddev": 428.1677033,
                "variance": 183327.5822
              },
              {
                "average": 925.6936711,
                "count": 53706990,
                "maximum": 1189.147799,
                "minimum": 694.907799,
                "name": "Z",
                "position": 2,
                "stddev": 101.3994837,
                "variance": 10281.8553
              },
              {
                "average": 730.6546849,
                "count": 53706990,
                "maximum": 4095,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 448.5540319,
                "variance": 201200.7196
              },
              {
                "average": 1.426014919,
                "count": 53706990,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7226310938,
                "variance": 0.5221956978
              },
              {
                "average": 1.851912442,
                "count": 53706990,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9792547304,
                "variance": 0.9589398271
              },
              {
                "average": 0.4964455465,
                "count": 53706990,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873704,
                "variance": 0.2499873705
              },
              {
                "average": 0.0002925689933,
                "count": 53706990,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01710214613,
                "variance": 0.0002924834022
              },
              {
                "average": 1.269769913,
                "count": 53706990,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4896652747,
                "variance": 0.2397720812
              },
              {
                "average": -0.3876168226,
                "count": 53706990,
                "maximum": 18,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.96252435,
                "variance": 120.1769402
              },
              {
                "average": 0,
                "count": 53706990,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.0092211,
                "count": 53706990,
                "maximum": 169,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.571782044,
                "variance": 6.614062881
              },
              {
                "average": 216171259,
                "count": 53706990,
                "maximum": 216173159,
                "minimum": 216168818.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1289.167121,
                "variance": 1661951.866
              },
              {
                "average": 0,
                "count": 53706990,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53706990,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53706990,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53706990,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53706990,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706847.516,
              5357739.621,
              694.907799,
              708404.516,
              5359297.541,
              1189.147799
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706847.5159587853,
                    5357739.621428917,
                    694.9077989757096
                  ],
                  [
                    706847.5159587853,
                    5359297.541428917,
                    694.9077989757096
                  ],
                  [
                    708404.5159587853,
                    5359297.541428917,
                    1189.1477989757095
                  ],
                  [
                    708404.5159587853,
                    5357739.621428917,
                    1189.1477989757095
                  ],
                  [
                    706847.5159587853,
                    5357739.621428917,
                    694.9077989757096
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:52:39+00:00",
            "end_time": "2018-07-21T00:40:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16906109430931,
              48.62240385411053,
              637.4300423827932
            ],
            [
              -120.16827696318883,
              48.63640854915741,
              637.4300423827932
            ],
            [
              -120.14717038420349,
              48.63588728484902,
              960.6500423827932
            ],
            [
              -120.1479603406844,
              48.62188284492045,
              960.6500423827932
            ],
            [
              -120.16906109430931,
              48.62240385411053,
              637.4300423827932
            ]
          ]
        ]
      },
      "bbox": [
        -120.1690611,
        48.62188284,
        637.4300424,
        -120.1471704,
        48.63640855,
        960.6500424
      ],
      "properties": {
        "datetime": "2018-07-21T00:20:34Z",
        "pc:count": 46170161,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709328.1095,
            "count": 46170161,
            "maximum": 710169.0162,
            "minimum": 708612.0962,
            "name": "X",
            "position": 0,
            "stddev": 436.9725241,
            "variance": 190944.9868
          },
          {
            "average": 5390126.976,
            "count": 46170161,
            "maximum": 5390908.877,
            "minimum": 5389350.237,
            "name": "Y",
            "position": 1,
            "stddev": 431.5520417,
            "variance": 186237.1647
          },
          {
            "average": 762.8835161,
            "count": 46170161,
            "maximum": 960.6500424,
            "minimum": 637.4300424,
            "name": "Z",
            "position": 2,
            "stddev": 80.29244923,
            "variance": 6446.877403
          },
          {
            "average": 574.1957054,
            "count": 46170161,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 434.5657621,
            "variance": 188847.4016
          },
          {
            "average": 1.528879226,
            "count": 46170161,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7518296713,
            "variance": 0.5652478547
          },
          {
            "average": 2.058365294,
            "count": 46170161,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9420616657,
            "variance": 0.887480182
          },
          {
            "average": 0.4973424719,
            "count": 46170161,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999929429,
            "variance": 0.249992943
          },
          {
            "average": 0.0002528256291,
            "count": 46170161,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01589848149,
            "variance": 0.0002527617138
          },
          {
            "average": 1.244860138,
            "count": 46170161,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4759220293,
            "variance": 0.226501778
          },
          {
            "average": -0.4815257862,
            "count": 46170161,
            "maximum": 16.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.94213258,
            "variance": 119.7302653
          },
          {
            "average": 0,
            "count": 46170161,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 328.9073149,
            "count": 46170161,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 462.7283667,
            "variance": 214117.5414
          },
          {
            "average": 216155544.6,
            "count": 46170161,
            "maximum": 216167634.9,
            "minimum": 216136617.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13622.52006,
            "variance": 185573052.8
          },
          {
            "average": 0,
            "count": 46170161,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46170161,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46170161,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46170161,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46170161,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708612.0962,
          5389350.237,
          637.4300424,
          710169.0162,
          5390908.877,
          960.6500424
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708612.0962445732,
                5389350.236857811,
                637.4300423827932
              ],
              [
                708612.0962445732,
                5390908.876857812,
                637.4300423827932
              ],
              [
                710169.0162445732,
                5390908.876857812,
                960.6500423827932
              ],
              [
                710169.0162445732,
                5389350.236857811,
                960.6500423827932
              ],
              [
                708612.0962445732,
                5389350.236857811,
                637.4300423827932
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:20:34+00:00",
        "end_time": "2018-07-20T15:43:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1690611,
            48.62188284,
            637.4300424,
            -120.1471704,
            48.63640855,
            960.6500424
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16906109430931,
                  48.62240385411053,
                  637.4300423827932
                ],
                [
                  -120.16827696318883,
                  48.63640854915741,
                  637.4300423827932
                ],
                [
                  -120.14717038420349,
                  48.63588728484902,
                  960.6500423827932
                ],
                [
                  -120.1479603406844,
                  48.62188284492045,
                  960.6500423827932
                ],
                [
                  -120.16906109430931,
                  48.62240385411053,
                  637.4300423827932
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:20:34Z",
            "pc:count": 46170161,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709328.1095,
                "count": 46170161,
                "maximum": 710169.0162,
                "minimum": 708612.0962,
                "name": "X",
                "position": 0,
                "stddev": 436.9725241,
                "variance": 190944.9868
              },
              {
                "average": 5390126.976,
                "count": 46170161,
                "maximum": 5390908.877,
                "minimum": 5389350.237,
                "name": "Y",
                "position": 1,
                "stddev": 431.5520417,
                "variance": 186237.1647
              },
              {
                "average": 762.8835161,
                "count": 46170161,
                "maximum": 960.6500424,
                "minimum": 637.4300424,
                "name": "Z",
                "position": 2,
                "stddev": 80.29244923,
                "variance": 6446.877403
              },
              {
                "average": 574.1957054,
                "count": 46170161,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 434.5657621,
                "variance": 188847.4016
              },
              {
                "average": 1.528879226,
                "count": 46170161,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7518296713,
                "variance": 0.5652478547
              },
              {
                "average": 2.058365294,
                "count": 46170161,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9420616657,
                "variance": 0.887480182
              },
              {
                "average": 0.4973424719,
                "count": 46170161,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999929429,
                "variance": 0.249992943
              },
              {
                "average": 0.0002528256291,
                "count": 46170161,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01589848149,
                "variance": 0.0002527617138
              },
              {
                "average": 1.244860138,
                "count": 46170161,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4759220293,
                "variance": 0.226501778
              },
              {
                "average": -0.4815257862,
                "count": 46170161,
                "maximum": 16.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.94213258,
                "variance": 119.7302653
              },
              {
                "average": 0,
                "count": 46170161,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 328.9073149,
                "count": 46170161,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 462.7283667,
                "variance": 214117.5414
              },
              {
                "average": 216155544.6,
                "count": 46170161,
                "maximum": 216167634.9,
                "minimum": 216136617.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13622.52006,
                "variance": 185573052.8
              },
              {
                "average": 0,
                "count": 46170161,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46170161,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46170161,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46170161,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46170161,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708612.0962,
              5389350.237,
              637.4300424,
              710169.0162,
              5390908.877,
              960.6500424
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708612.0962445732,
                    5389350.236857811,
                    637.4300423827932
                  ],
                  [
                    708612.0962445732,
                    5390908.876857812,
                    637.4300423827932
                  ],
                  [
                    710169.0162445732,
                    5390908.876857812,
                    960.6500423827932
                  ],
                  [
                    710169.0162445732,
                    5389350.236857811,
                    960.6500423827932
                  ],
                  [
                    708612.0962445732,
                    5389350.236857811,
                    637.4300423827932
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:20:34+00:00",
            "end_time": "2018-07-20T15:43:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180721_OKAMTW_580088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.26997994150321,
              48.47376717740625,
              596.6234680713177
            ],
            [
              -120.2692279499801,
              48.48776840331924,
              596.6234680713177
            ],
            [
              -120.2481832008136,
              48.48726682654722,
              923.8234680713177
            ],
            [
              -120.24894096981532,
              48.47326584589552,
              923.8234680713177
            ],
            [
              -120.26997994150321,
              48.47376717740625,
              596.6234680713177
            ]
          ]
        ]
      },
      "bbox": [
        -120.2699799,
        48.47326585,
        596.6234681,
        -120.2481832,
        48.4877684,
        923.8234681
      ],
      "properties": {
        "datetime": "2018-10-11T21:21:32Z",
        "pc:count": 37707377,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702579.6988,
            "count": 37707377,
            "maximum": 703323.2862,
            "minimum": 701766.5062,
            "name": "X",
            "position": 0,
            "stddev": 432.6727729,
            "variance": 187205.7284
          },
          {
            "average": 5373340.71,
            "count": 37707377,
            "maximum": 5374117.699,
            "minimum": 5372559.619,
            "name": "Y",
            "position": 1,
            "stddev": 424.7327649,
            "variance": 180397.9216
          },
          {
            "average": 745.4504924,
            "count": 37707377,
            "maximum": 923.8234681,
            "minimum": 596.6234681,
            "name": "Z",
            "position": 2,
            "stddev": 78.63094419,
            "variance": 6182.825383
          },
          {
            "average": 776.2205918,
            "count": 37707377,
            "maximum": 4095,
            "minimum": 71,
            "name": "Intensity",
            "position": 3,
            "stddev": 424.965093,
            "variance": 180595.3303
          },
          {
            "average": 1.245151791,
            "count": 37707377,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5261028504,
            "variance": 0.2767842092
          },
          {
            "average": 1.490301805,
            "count": 37707377,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7246204665,
            "variance": 0.5250748205
          },
          {
            "average": 0.4974983808,
            "count": 37707377,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999937485,
            "variance": 0.2499937485
          },
          {
            "average": 0.0002841088628,
            "count": 37707377,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0168531348,
            "variance": 0.0002840281525
          },
          {
            "average": 1.386036345,
            "count": 37707377,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5162161363,
            "variance": 0.2664790994
          },
          {
            "average": -0.4584099047,
            "count": 37707377,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.897519265,
            "variance": 97.96088761
          },
          {
            "average": 0,
            "count": 37707377,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 92.18076985,
            "count": 37707377,
            "maximum": 151,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.21703878,
            "variance": 4253.262148
          },
          {
            "average": 220279574.4,
            "count": 37707377,
            "maximum": 223328092.4,
            "minimum": 216235491.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3509526.176,
            "variance": 12316773980000.0
          },
          {
            "average": 0,
            "count": 37707377,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37707377,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37707377,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37707377,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37707377,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          701766.5062,
          5372559.619,
          596.6234681,
          703323.2862,
          5374117.699,
          923.8234681
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                701766.5061929486,
                5372559.6185888015,
                596.6234680713177
              ],
              [
                701766.5061929486,
                5374117.698588802,
                596.6234680713177
              ],
              [
                703323.2861929486,
                5374117.698588802,
                923.8234680713177
              ],
              [
                703323.2861929486,
                5372559.6185888015,
                923.8234680713177
              ],
              [
                701766.5061929486,
                5372559.6185888015,
                596.6234680713177
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-10-11T21:21:32+00:00",
        "end_time": "2018-07-21T19:11:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180721_OKAMTW_580088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180721_OKAMTW_580088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180721_OKAMTW_580088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2699799,
            48.47326585,
            596.6234681,
            -120.2481832,
            48.4877684,
            923.8234681
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.26997994150321,
                  48.47376717740625,
                  596.6234680713177
                ],
                [
                  -120.2692279499801,
                  48.48776840331924,
                  596.6234680713177
                ],
                [
                  -120.2481832008136,
                  48.48726682654722,
                  923.8234680713177
                ],
                [
                  -120.24894096981532,
                  48.47326584589552,
                  923.8234680713177
                ],
                [
                  -120.26997994150321,
                  48.47376717740625,
                  596.6234680713177
                ]
              ]
            ]
          },
          "id": "20180721_OKAMTW_580088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180721_OKAMTW_580088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-10-11T21:21:32Z",
            "pc:count": 37707377,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702579.6988,
                "count": 37707377,
                "maximum": 703323.2862,
                "minimum": 701766.5062,
                "name": "X",
                "position": 0,
                "stddev": 432.6727729,
                "variance": 187205.7284
              },
              {
                "average": 5373340.71,
                "count": 37707377,
                "maximum": 5374117.699,
                "minimum": 5372559.619,
                "name": "Y",
                "position": 1,
                "stddev": 424.7327649,
                "variance": 180397.9216
              },
              {
                "average": 745.4504924,
                "count": 37707377,
                "maximum": 923.8234681,
                "minimum": 596.6234681,
                "name": "Z",
                "position": 2,
                "stddev": 78.63094419,
                "variance": 6182.825383
              },
              {
                "average": 776.2205918,
                "count": 37707377,
                "maximum": 4095,
                "minimum": 71,
                "name": "Intensity",
                "position": 3,
                "stddev": 424.965093,
                "variance": 180595.3303
              },
              {
                "average": 1.245151791,
                "count": 37707377,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5261028504,
                "variance": 0.2767842092
              },
              {
                "average": 1.490301805,
                "count": 37707377,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7246204665,
                "variance": 0.5250748205
              },
              {
                "average": 0.4974983808,
                "count": 37707377,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999937485,
                "variance": 0.2499937485
              },
              {
                "average": 0.0002841088628,
                "count": 37707377,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0168531348,
                "variance": 0.0002840281525
              },
              {
                "average": 1.386036345,
                "count": 37707377,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5162161363,
                "variance": 0.2664790994
              },
              {
                "average": -0.4584099047,
                "count": 37707377,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.897519265,
                "variance": 97.96088761
              },
              {
                "average": 0,
                "count": 37707377,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 92.18076985,
                "count": 37707377,
                "maximum": 151,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.21703878,
                "variance": 4253.262148
              },
              {
                "average": 220279574.4,
                "count": 37707377,
                "maximum": 223328092.4,
                "minimum": 216235491.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3509526.176,
                "variance": 12316773980000.0
              },
              {
                "average": 0,
                "count": 37707377,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37707377,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37707377,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37707377,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37707377,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              701766.5062,
              5372559.619,
              596.6234681,
              703323.2862,
              5374117.699,
              923.8234681
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    701766.5061929486,
                    5372559.6185888015,
                    596.6234680713177
                  ],
                  [
                    701766.5061929486,
                    5374117.698588802,
                    596.6234680713177
                  ],
                  [
                    703323.2861929486,
                    5374117.698588802,
                    923.8234680713177
                  ],
                  [
                    703323.2861929486,
                    5372559.6185888015,
                    923.8234680713177
                  ],
                  [
                    701766.5061929486,
                    5372559.6185888015,
                    596.6234680713177
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-10-11T21:21:32+00:00",
            "end_time": "2018-07-21T19:11:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23047374556556,
              48.71678207650932,
              1412.346858364258
            ],
            [
              -120.22970405308865,
              48.73078745617358,
              1412.346858364258
            ],
            [
              -120.20855905784458,
              48.73027676681141,
              2116.6268583642577
            ],
            [
              -120.2093346066708,
              48.71627163720976,
              2116.6268583642577
            ],
            [
              -120.23047374556556,
              48.71678207650932,
              1412.346858364258
            ]
          ]
        ]
      },
      "bbox": [
        -120.2304737,
        48.71627164,
        1412.346858,
        -120.2085591,
        48.73078746,
        2116.626858
      ],
      "properties": {
        "datetime": "2018-07-21T18:58:10Z",
        "pc:count": 53335063,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704497.5446,
            "count": 53335063,
            "maximum": 705262.7668,
            "minimum": 703706.0068,
            "name": "X",
            "position": 0,
            "stddev": 412.8135087,
            "variance": 170414.993
          },
          {
            "average": 5400402.152,
            "count": 53335063,
            "maximum": 5401232.234,
            "minimum": 5399673.574,
            "name": "Y",
            "position": 1,
            "stddev": 429.4839668,
            "variance": 184456.4778
          },
          {
            "average": 1818.270125,
            "count": 53335063,
            "maximum": 2116.626858,
            "minimum": 1412.346858,
            "name": "Z",
            "position": 2,
            "stddev": 144.7660334,
            "variance": 20957.20444
          },
          {
            "average": 704.3454469,
            "count": 53335063,
            "maximum": 4095,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 481.914938,
            "variance": 232242.0075
          },
          {
            "average": 1.499303226,
            "count": 53335063,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8560718171,
            "variance": 0.732858956
          },
          {
            "average": 1.998484768,
            "count": 53335063,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.20405551,
            "variance": 1.44974967
          },
          {
            "average": 0.4972219682,
            "count": 53335063,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999922872,
            "variance": 0.2499922872
          },
          {
            "average": 0.0002883843973,
            "count": 53335063,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01697943571,
            "variance": 0.0002883012372
          },
          {
            "average": 1.390562509,
            "count": 53335063,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5443182333,
            "variance": 0.2962823391
          },
          {
            "average": 0.5660176816,
            "count": 53335063,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.76043729,
            "variance": 189.3496344
          },
          {
            "average": 0,
            "count": 53335063,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.3131385,
            "count": 53335063,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 36.74081869,
            "variance": 1349.887758
          },
          {
            "average": 216178284.6,
            "count": 53335063,
            "maximum": 216234690,
            "minimum": 216172118,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13735.78699,
            "variance": 188671844.3
          },
          {
            "average": 0,
            "count": 53335063,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53335063,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53335063,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53335063,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53335063,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703706.0068,
          5399673.574,
          1412.346858,
          705262.7668,
          5401232.234,
          2116.626858
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703706.0068234951,
                5399673.573793704,
                1412.346858364258
              ],
              [
                703706.0068234951,
                5401232.233793704,
                1412.346858364258
              ],
              [
                705262.7668234952,
                5401232.233793704,
                2116.6268583642577
              ],
              [
                705262.7668234952,
                5399673.573793704,
                2116.6268583642577
              ],
              [
                703706.0068234951,
                5399673.573793704,
                1412.346858364258
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:58:10+00:00",
        "end_time": "2018-07-21T01:35:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2304737,
            48.71627164,
            1412.346858,
            -120.2085591,
            48.73078746,
            2116.626858
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23047374556556,
                  48.71678207650932,
                  1412.346858364258
                ],
                [
                  -120.22970405308865,
                  48.73078745617358,
                  1412.346858364258
                ],
                [
                  -120.20855905784458,
                  48.73027676681141,
                  2116.6268583642577
                ],
                [
                  -120.2093346066708,
                  48.71627163720976,
                  2116.6268583642577
                ],
                [
                  -120.23047374556556,
                  48.71678207650932,
                  1412.346858364258
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:58:10Z",
            "pc:count": 53335063,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704497.5446,
                "count": 53335063,
                "maximum": 705262.7668,
                "minimum": 703706.0068,
                "name": "X",
                "position": 0,
                "stddev": 412.8135087,
                "variance": 170414.993
              },
              {
                "average": 5400402.152,
                "count": 53335063,
                "maximum": 5401232.234,
                "minimum": 5399673.574,
                "name": "Y",
                "position": 1,
                "stddev": 429.4839668,
                "variance": 184456.4778
              },
              {
                "average": 1818.270125,
                "count": 53335063,
                "maximum": 2116.626858,
                "minimum": 1412.346858,
                "name": "Z",
                "position": 2,
                "stddev": 144.7660334,
                "variance": 20957.20444
              },
              {
                "average": 704.3454469,
                "count": 53335063,
                "maximum": 4095,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 481.914938,
                "variance": 232242.0075
              },
              {
                "average": 1.499303226,
                "count": 53335063,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8560718171,
                "variance": 0.732858956
              },
              {
                "average": 1.998484768,
                "count": 53335063,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.20405551,
                "variance": 1.44974967
              },
              {
                "average": 0.4972219682,
                "count": 53335063,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999922872,
                "variance": 0.2499922872
              },
              {
                "average": 0.0002883843973,
                "count": 53335063,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01697943571,
                "variance": 0.0002883012372
              },
              {
                "average": 1.390562509,
                "count": 53335063,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5443182333,
                "variance": 0.2962823391
              },
              {
                "average": 0.5660176816,
                "count": 53335063,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.76043729,
                "variance": 189.3496344
              },
              {
                "average": 0,
                "count": 53335063,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.3131385,
                "count": 53335063,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 36.74081869,
                "variance": 1349.887758
              },
              {
                "average": 216178284.6,
                "count": 53335063,
                "maximum": 216234690,
                "minimum": 216172118,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13735.78699,
                "variance": 188671844.3
              },
              {
                "average": 0,
                "count": 53335063,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53335063,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53335063,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53335063,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53335063,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703706.0068,
              5399673.574,
              1412.346858,
              705262.7668,
              5401232.234,
              2116.626858
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703706.0068234951,
                    5399673.573793704,
                    1412.346858364258
                  ],
                  [
                    703706.0068234951,
                    5401232.233793704,
                    1412.346858364258
                  ],
                  [
                    705262.7668234952,
                    5401232.233793704,
                    2116.6268583642577
                  ],
                  [
                    705262.7668234952,
                    5399673.573793704,
                    2116.6268583642577
                  ],
                  [
                    703706.0068234951,
                    5399673.573793704,
                    1412.346858364258
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:58:10+00:00",
            "end_time": "2018-07-21T01:35:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22924993042602,
              48.43336899379606,
              608.5813624146203
            ],
            [
              -120.22848789816808,
              48.44736822205894,
              608.5813624146203
            ],
            [
              -120.20745867869482,
              48.44685946676187,
              944.7213624146204
            ],
            [
              -120.20822647472637,
              48.432860487191775,
              944.7213624146204
            ],
            [
              -120.22924993042602,
              48.43336899379606,
              608.5813624146203
            ]
          ]
        ]
      },
      "bbox": [
        -120.2292499,
        48.43286049,
        608.5813624,
        -120.2074587,
        48.44736822,
        944.7213624
      ],
      "properties": {
        "datetime": "2018-07-21T18:49:16Z",
        "pc:count": 37782020,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705699.6537,
            "count": 37782020,
            "maximum": 706495.9878,
            "minimum": 704939.0678,
            "name": "X",
            "position": 0,
            "stddev": 435.284856,
            "variance": 189472.9059
          },
          {
            "average": 5368918.309,
            "count": 37782020,
            "maximum": 5369735.954,
            "minimum": 5368178.054,
            "name": "Y",
            "position": 1,
            "stddev": 443.1993347,
            "variance": 196425.6503
          },
          {
            "average": 780.3657184,
            "count": 37782020,
            "maximum": 944.7213624,
            "minimum": 608.5813624,
            "name": "Z",
            "position": 2,
            "stddev": 81.82843761,
            "variance": 6695.893202
          },
          {
            "average": 1149.209802,
            "count": 37782020,
            "maximum": 4095,
            "minimum": 85,
            "name": "Intensity",
            "position": 3,
            "stddev": 396.8650932,
            "variance": 157501.9022
          },
          {
            "average": 1.077875217,
            "count": 37782020,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3157177251,
            "variance": 0.09967768195
          },
          {
            "average": 1.155746199,
            "count": 37782020,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4637707638,
            "variance": 0.2150833213
          },
          {
            "average": 0.4961603694,
            "count": 37782020,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999852636,
            "variance": 0.2499852639
          },
          {
            "average": 0.0002369645667,
            "count": 37782020,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01539182968,
            "variance": 0.0002369084208
          },
          {
            "average": 1.497927453,
            "count": 37782020,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5193382645,
            "variance": 0.2697122329
          },
          {
            "average": -0.6013585655,
            "count": 37782020,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.763424648,
            "variance": 95.32446086
          },
          {
            "average": 0,
            "count": 37782020,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.4132259,
            "count": 37782020,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 36.37448964,
            "variance": 1323.103496
          },
          {
            "average": 216178067.7,
            "count": 37782020,
            "maximum": 216234156.3,
            "minimum": 216172640.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13434.50817,
            "variance": 180486009.9
          },
          {
            "average": 0,
            "count": 37782020,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37782020,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37782020,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37782020,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37782020,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704939.0678,
          5368178.054,
          608.5813624,
          706495.9878,
          5369735.954,
          944.7213624
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704939.0677515678,
                5368178.053995502,
                608.5813624146203
              ],
              [
                704939.0677515678,
                5369735.953995503,
                608.5813624146203
              ],
              [
                706495.9877515677,
                5369735.953995503,
                944.7213624146204
              ],
              [
                706495.9877515677,
                5368178.053995502,
                944.7213624146204
              ],
              [
                704939.0677515678,
                5368178.053995502,
                608.5813624146203
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:49:16+00:00",
        "end_time": "2018-07-21T01:44:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2292499,
            48.43286049,
            608.5813624,
            -120.2074587,
            48.44736822,
            944.7213624
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22924993042602,
                  48.43336899379606,
                  608.5813624146203
                ],
                [
                  -120.22848789816808,
                  48.44736822205894,
                  608.5813624146203
                ],
                [
                  -120.20745867869482,
                  48.44685946676187,
                  944.7213624146204
                ],
                [
                  -120.20822647472637,
                  48.432860487191775,
                  944.7213624146204
                ],
                [
                  -120.22924993042602,
                  48.43336899379606,
                  608.5813624146203
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:49:16Z",
            "pc:count": 37782020,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705699.6537,
                "count": 37782020,
                "maximum": 706495.9878,
                "minimum": 704939.0678,
                "name": "X",
                "position": 0,
                "stddev": 435.284856,
                "variance": 189472.9059
              },
              {
                "average": 5368918.309,
                "count": 37782020,
                "maximum": 5369735.954,
                "minimum": 5368178.054,
                "name": "Y",
                "position": 1,
                "stddev": 443.1993347,
                "variance": 196425.6503
              },
              {
                "average": 780.3657184,
                "count": 37782020,
                "maximum": 944.7213624,
                "minimum": 608.5813624,
                "name": "Z",
                "position": 2,
                "stddev": 81.82843761,
                "variance": 6695.893202
              },
              {
                "average": 1149.209802,
                "count": 37782020,
                "maximum": 4095,
                "minimum": 85,
                "name": "Intensity",
                "position": 3,
                "stddev": 396.8650932,
                "variance": 157501.9022
              },
              {
                "average": 1.077875217,
                "count": 37782020,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3157177251,
                "variance": 0.09967768195
              },
              {
                "average": 1.155746199,
                "count": 37782020,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4637707638,
                "variance": 0.2150833213
              },
              {
                "average": 0.4961603694,
                "count": 37782020,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999852636,
                "variance": 0.2499852639
              },
              {
                "average": 0.0002369645667,
                "count": 37782020,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01539182968,
                "variance": 0.0002369084208
              },
              {
                "average": 1.497927453,
                "count": 37782020,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5193382645,
                "variance": 0.2697122329
              },
              {
                "average": -0.6013585655,
                "count": 37782020,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.763424648,
                "variance": 95.32446086
              },
              {
                "average": 0,
                "count": 37782020,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.4132259,
                "count": 37782020,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 36.37448964,
                "variance": 1323.103496
              },
              {
                "average": 216178067.7,
                "count": 37782020,
                "maximum": 216234156.3,
                "minimum": 216172640.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13434.50817,
                "variance": 180486009.9
              },
              {
                "average": 0,
                "count": 37782020,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37782020,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37782020,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37782020,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37782020,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704939.0678,
              5368178.054,
              608.5813624,
              706495.9878,
              5369735.954,
              944.7213624
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704939.0677515678,
                    5368178.053995502,
                    608.5813624146203
                  ],
                  [
                    704939.0677515678,
                    5369735.953995503,
                    608.5813624146203
                  ],
                  [
                    706495.9877515677,
                    5369735.953995503,
                    944.7213624146204
                  ],
                  [
                    706495.9877515677,
                    5368178.053995502,
                    944.7213624146204
                  ],
                  [
                    704939.0677515678,
                    5368178.053995502,
                    608.5813624146203
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:49:16+00:00",
            "end_time": "2018-07-21T01:44:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14857486836411,
              48.56844625913534,
              816.0232015835481
            ],
            [
              -120.1477866745201,
              48.58244886035898,
              816.0232015835481
            ],
            [
              -120.12670294813785,
              48.581924274058075,
              1387.123201583548
            ],
            [
              -120.12749694888679,
              48.5679219294783,
              1387.123201583548
            ],
            [
              -120.14857486836411,
              48.56844625913534,
              816.0232015835481
            ]
          ]
        ]
      },
      "bbox": [
        -120.1485749,
        48.56792193,
        816.0232016,
        -120.1267029,
        48.58244886,
        1387.123202
      ],
      "properties": {
        "datetime": "2018-07-20T16:04:49Z",
        "pc:count": 37340466,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711086.7067,
            "count": 37340466,
            "maximum": 711902.5281,
            "minimum": 710345.6081,
            "name": "X",
            "position": 0,
            "stddev": 463.2144603,
            "variance": 214567.6362
          },
          {
            "average": 5384188.106,
            "count": 37340466,
            "maximum": 5384968.008,
            "minimum": 5383409.588,
            "name": "Y",
            "position": 1,
            "stddev": 435.9928426,
            "variance": 190089.7588
          },
          {
            "average": 1117.178959,
            "count": 37340466,
            "maximum": 1387.123202,
            "minimum": 816.0232016,
            "name": "Z",
            "position": 2,
            "stddev": 97.34818842,
            "variance": 9476.669788
          },
          {
            "average": 747.0933362,
            "count": 37340466,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 458.9465078,
            "variance": 210631.897
          },
          {
            "average": 1.425527121,
            "count": 37340466,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7413219222,
            "variance": 0.5495581923
          },
          {
            "average": 1.85091418,
            "count": 37340466,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.020725146,
            "variance": 1.041879823
          },
          {
            "average": 0.4967722685,
            "count": 37340466,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999895883,
            "variance": 0.2499895884
          },
          {
            "average": 0.0003092087817,
            "count": 37340466,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01758161483,
            "variance": 0.0003091131799
          },
          {
            "average": 1.356385268,
            "count": 37340466,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5366430486,
            "variance": 0.2879857616
          },
          {
            "average": -0.4505972826,
            "count": 37340466,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.92837903,
            "variance": 167.1429843
          },
          {
            "average": 0,
            "count": 37340466,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 530.1582727,
            "count": 37340466,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 645.2337283,
            "variance": 416326.5641
          },
          {
            "average": 216124330.8,
            "count": 37340466,
            "maximum": 216137889.6,
            "minimum": 216089572.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20255.87042,
            "variance": 410300286.4
          },
          {
            "average": 0,
            "count": 37340466,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37340466,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37340466,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37340466,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37340466,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710345.6081,
          5383409.588,
          816.0232016,
          711902.5281,
          5384968.008,
          1387.123202
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710345.6080990869,
                5383409.5881140595,
                816.0232015835481
              ],
              [
                710345.6080990869,
                5384968.008114059,
                816.0232015835481
              ],
              [
                711902.5280990868,
                5384968.008114059,
                1387.123201583548
              ],
              [
                711902.5280990868,
                5383409.5881140595,
                1387.123201583548
              ],
              [
                710345.6080990869,
                5383409.5881140595,
                816.0232015835481
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:04:49+00:00",
        "end_time": "2018-07-20T02:39:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1485749,
            48.56792193,
            816.0232016,
            -120.1267029,
            48.58244886,
            1387.123202
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14857486836411,
                  48.56844625913534,
                  816.0232015835481
                ],
                [
                  -120.1477866745201,
                  48.58244886035898,
                  816.0232015835481
                ],
                [
                  -120.12670294813785,
                  48.581924274058075,
                  1387.123201583548
                ],
                [
                  -120.12749694888679,
                  48.5679219294783,
                  1387.123201583548
                ],
                [
                  -120.14857486836411,
                  48.56844625913534,
                  816.0232015835481
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:04:49Z",
            "pc:count": 37340466,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711086.7067,
                "count": 37340466,
                "maximum": 711902.5281,
                "minimum": 710345.6081,
                "name": "X",
                "position": 0,
                "stddev": 463.2144603,
                "variance": 214567.6362
              },
              {
                "average": 5384188.106,
                "count": 37340466,
                "maximum": 5384968.008,
                "minimum": 5383409.588,
                "name": "Y",
                "position": 1,
                "stddev": 435.9928426,
                "variance": 190089.7588
              },
              {
                "average": 1117.178959,
                "count": 37340466,
                "maximum": 1387.123202,
                "minimum": 816.0232016,
                "name": "Z",
                "position": 2,
                "stddev": 97.34818842,
                "variance": 9476.669788
              },
              {
                "average": 747.0933362,
                "count": 37340466,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 458.9465078,
                "variance": 210631.897
              },
              {
                "average": 1.425527121,
                "count": 37340466,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7413219222,
                "variance": 0.5495581923
              },
              {
                "average": 1.85091418,
                "count": 37340466,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.020725146,
                "variance": 1.041879823
              },
              {
                "average": 0.4967722685,
                "count": 37340466,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999895883,
                "variance": 0.2499895884
              },
              {
                "average": 0.0003092087817,
                "count": 37340466,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01758161483,
                "variance": 0.0003091131799
              },
              {
                "average": 1.356385268,
                "count": 37340466,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5366430486,
                "variance": 0.2879857616
              },
              {
                "average": -0.4505972826,
                "count": 37340466,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.92837903,
                "variance": 167.1429843
              },
              {
                "average": 0,
                "count": 37340466,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 530.1582727,
                "count": 37340466,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 645.2337283,
                "variance": 416326.5641
              },
              {
                "average": 216124330.8,
                "count": 37340466,
                "maximum": 216137889.6,
                "minimum": 216089572.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20255.87042,
                "variance": 410300286.4
              },
              {
                "average": 0,
                "count": 37340466,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37340466,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37340466,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37340466,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37340466,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710345.6081,
              5383409.588,
              816.0232016,
              711902.5281,
              5384968.008,
              1387.123202
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710345.6080990869,
                    5383409.5881140595,
                    816.0232015835481
                  ],
                  [
                    710345.6080990869,
                    5384968.008114059,
                    816.0232015835481
                  ],
                  [
                    711902.5280990868,
                    5384968.008114059,
                    1387.123201583548
                  ],
                  [
                    711902.5280990868,
                    5383409.5881140595,
                    1387.123201583548
                  ],
                  [
                    710345.6080990869,
                    5383409.5881140595,
                    816.0232015835481
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:04:49+00:00",
            "end_time": "2018-07-20T02:39:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18949226594557,
              48.649366852067175,
              885.3999827657844
            ],
            [
              -120.18871307155725,
              48.6633713682916,
              885.3999827657844
            ],
            [
              -120.16759432036667,
              48.662853622497465,
              1394.0399827657843
            ],
            [
              -120.16837934915833,
              48.64884935969696,
              1394.0399827657843
            ],
            [
              -120.18949226594557,
              48.649366852067175,
              885.3999827657844
            ]
          ]
        ]
      },
      "bbox": [
        -120.1894923,
        48.64884936,
        885.3999828,
        -120.1675943,
        48.66337137,
        1394.039983
      ],
      "properties": {
        "datetime": "2018-07-21T01:29:25Z",
        "pc:count": 70490666,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707760.4844,
            "count": 70490666,
            "maximum": 708553.2207,
            "minimum": 706996.2607,
            "name": "X",
            "position": 0,
            "stddev": 434.4607282,
            "variance": 188756.1243
          },
          {
            "average": 5393077.326,
            "count": 70490666,
            "maximum": 5393849.883,
            "minimum": 5392291.283,
            "name": "Y",
            "position": 1,
            "stddev": 435.390159,
            "variance": 189564.5906
          },
          {
            "average": 1090.186987,
            "count": 70490666,
            "maximum": 1394.039983,
            "minimum": 885.3999828,
            "name": "Z",
            "position": 2,
            "stddev": 108.2261291,
            "variance": 11712.89503
          },
          {
            "average": 559.814829,
            "count": 70490666,
            "maximum": 3035,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 431.7272126,
            "variance": 186388.3861
          },
          {
            "average": 1.653806832,
            "count": 70490666,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8496961397,
            "variance": 0.7219835298
          },
          {
            "average": 2.307576822,
            "count": 70490666,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.041455407,
            "variance": 1.084629365
          },
          {
            "average": 0.4973062107,
            "count": 70490666,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992747,
            "variance": 0.249992747
          },
          {
            "average": 0.0002827466547,
            "count": 70490666,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.016812695,
            "variance": 0.0002826667131
          },
          {
            "average": 1.190562038,
            "count": 70490666,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4372764455,
            "variance": 0.1912106897
          },
          {
            "average": 0.02363529586,
            "count": 70490666,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.29487697,
            "variance": 151.1639998
          },
          {
            "average": 0,
            "count": 70490666,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8696805,
            "count": 70490666,
            "maximum": 166,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.577088295,
            "variance": 6.641384079
          },
          {
            "average": 216168093,
            "count": 70490666,
            "maximum": 216171765.2,
            "minimum": 216165295.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1396.135575,
            "variance": 1949194.545
          },
          {
            "average": 0,
            "count": 70490666,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70490666,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70490666,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70490666,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70490666,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706996.2607,
          5392291.283,
          885.3999828,
          708553.2207,
          5393849.883,
          1394.039983
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706996.2606963273,
                5392291.283480504,
                885.3999827657844
              ],
              [
                706996.2606963273,
                5393849.883480503,
                885.3999827657844
              ],
              [
                708553.2206963273,
                5393849.883480503,
                1394.0399827657843
              ],
              [
                708553.2206963273,
                5392291.283480504,
                1394.0399827657843
              ],
              [
                706996.2606963273,
                5392291.283480504,
                885.3999827657844
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:29:25+00:00",
        "end_time": "2018-07-20T23:41:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1894923,
            48.64884936,
            885.3999828,
            -120.1675943,
            48.66337137,
            1394.039983
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18949226594557,
                  48.649366852067175,
                  885.3999827657844
                ],
                [
                  -120.18871307155725,
                  48.6633713682916,
                  885.3999827657844
                ],
                [
                  -120.16759432036667,
                  48.662853622497465,
                  1394.0399827657843
                ],
                [
                  -120.16837934915833,
                  48.64884935969696,
                  1394.0399827657843
                ],
                [
                  -120.18949226594557,
                  48.649366852067175,
                  885.3999827657844
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:29:25Z",
            "pc:count": 70490666,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707760.4844,
                "count": 70490666,
                "maximum": 708553.2207,
                "minimum": 706996.2607,
                "name": "X",
                "position": 0,
                "stddev": 434.4607282,
                "variance": 188756.1243
              },
              {
                "average": 5393077.326,
                "count": 70490666,
                "maximum": 5393849.883,
                "minimum": 5392291.283,
                "name": "Y",
                "position": 1,
                "stddev": 435.390159,
                "variance": 189564.5906
              },
              {
                "average": 1090.186987,
                "count": 70490666,
                "maximum": 1394.039983,
                "minimum": 885.3999828,
                "name": "Z",
                "position": 2,
                "stddev": 108.2261291,
                "variance": 11712.89503
              },
              {
                "average": 559.814829,
                "count": 70490666,
                "maximum": 3035,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 431.7272126,
                "variance": 186388.3861
              },
              {
                "average": 1.653806832,
                "count": 70490666,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8496961397,
                "variance": 0.7219835298
              },
              {
                "average": 2.307576822,
                "count": 70490666,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.041455407,
                "variance": 1.084629365
              },
              {
                "average": 0.4973062107,
                "count": 70490666,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992747,
                "variance": 0.249992747
              },
              {
                "average": 0.0002827466547,
                "count": 70490666,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.016812695,
                "variance": 0.0002826667131
              },
              {
                "average": 1.190562038,
                "count": 70490666,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4372764455,
                "variance": 0.1912106897
              },
              {
                "average": 0.02363529586,
                "count": 70490666,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.29487697,
                "variance": 151.1639998
              },
              {
                "average": 0,
                "count": 70490666,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8696805,
                "count": 70490666,
                "maximum": 166,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.577088295,
                "variance": 6.641384079
              },
              {
                "average": 216168093,
                "count": 70490666,
                "maximum": 216171765.2,
                "minimum": 216165295.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1396.135575,
                "variance": 1949194.545
              },
              {
                "average": 0,
                "count": 70490666,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70490666,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70490666,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70490666,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70490666,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706996.2607,
              5392291.283,
              885.3999828,
              708553.2207,
              5393849.883,
              1394.039983
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706996.2606963273,
                    5392291.283480504,
                    885.3999827657844
                  ],
                  [
                    706996.2606963273,
                    5393849.883480503,
                    885.3999827657844
                  ],
                  [
                    708553.2206963273,
                    5393849.883480503,
                    1394.0399827657843
                  ],
                  [
                    708553.2206963273,
                    5392291.283480504,
                    1394.0399827657843
                  ],
                  [
                    706996.2606963273,
                    5392291.283480504,
                    885.3999827657844
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:29:25+00:00",
            "end_time": "2018-07-20T23:41:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16910420664071,
              48.6359014313275,
              663.3961324680646
            ],
            [
              -120.16831982626518,
              48.64990411719397,
              663.3961324680646
            ],
            [
              -120.14720788598555,
              48.649382760084045,
              989.0761324680647
            ],
            [
              -120.1479980951422,
              48.63538032936023,
              989.0761324680647
            ],
            [
              -120.16910420664071,
              48.6359014313275,
              663.3961324680646
            ]
          ]
        ]
      },
      "bbox": [
        -120.1691042,
        48.63538033,
        663.3961325,
        -120.1472079,
        48.64990412,
        989.0761325
      ],
      "properties": {
        "datetime": "2018-07-21T00:21:01Z",
        "pc:count": 48896507,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709251.0092,
            "count": 48896507,
            "maximum": 710110.1515,
            "minimum": 708553.2515,
            "name": "X",
            "position": 0,
            "stddev": 436.6879875,
            "variance": 190696.3984
          },
          {
            "average": 5391622.222,
            "count": 48896507,
            "maximum": 5392408.673,
            "minimum": 5390850.253,
            "name": "Y",
            "position": 1,
            "stddev": 438.260249,
            "variance": 192072.0458
          },
          {
            "average": 803.5100522,
            "count": 48896507,
            "maximum": 989.0761325,
            "minimum": 663.3961325,
            "name": "Z",
            "position": 2,
            "stddev": 93.45760103,
            "variance": 8734.32319
          },
          {
            "average": 555.0970732,
            "count": 48896507,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 429.2648085,
            "variance": 184268.2758
          },
          {
            "average": 1.568201528,
            "count": 48896507,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7835126207,
            "variance": 0.6138920267
          },
          {
            "average": 2.136683649,
            "count": 48896507,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9750788752,
            "variance": 0.9507788128
          },
          {
            "average": 0.4962380033,
            "count": 48896507,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999858523,
            "variance": 0.2499858525
          },
          {
            "average": 0.0002565622939,
            "count": 48896507,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01601550733,
            "variance": 0.0002564964749
          },
          {
            "average": 1.23883434,
            "count": 48896507,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4665402984,
            "variance": 0.2176598501
          },
          {
            "average": 0.1204375541,
            "count": 48896507,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.9979079,
            "variance": 120.9539781
          },
          {
            "average": 0,
            "count": 48896507,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 312.9342407,
            "count": 48896507,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 443.4452247,
            "variance": 196643.6673
          },
          {
            "average": 216156559.1,
            "count": 48896507,
            "maximum": 216167661.2,
            "minimum": 216136594.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13313.93508,
            "variance": 177260867.2
          },
          {
            "average": 0,
            "count": 48896507,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48896507,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48896507,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48896507,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48896507,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708553.2515,
          5390850.253,
          663.3961325,
          710110.1515,
          5392408.673,
          989.0761325
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708553.2514841226,
                5390850.253356422,
                663.3961324680646
              ],
              [
                708553.2514841226,
                5392408.673356422,
                663.3961324680646
              ],
              [
                710110.1514841225,
                5392408.673356422,
                989.0761324680647
              ],
              [
                710110.1514841225,
                5390850.253356422,
                989.0761324680647
              ],
              [
                708553.2514841226,
                5390850.253356422,
                663.3961324680646
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:21:01+00:00",
        "end_time": "2018-07-20T15:43:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1691042,
            48.63538033,
            663.3961325,
            -120.1472079,
            48.64990412,
            989.0761325
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16910420664071,
                  48.6359014313275,
                  663.3961324680646
                ],
                [
                  -120.16831982626518,
                  48.64990411719397,
                  663.3961324680646
                ],
                [
                  -120.14720788598555,
                  48.649382760084045,
                  989.0761324680647
                ],
                [
                  -120.1479980951422,
                  48.63538032936023,
                  989.0761324680647
                ],
                [
                  -120.16910420664071,
                  48.6359014313275,
                  663.3961324680646
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:21:01Z",
            "pc:count": 48896507,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709251.0092,
                "count": 48896507,
                "maximum": 710110.1515,
                "minimum": 708553.2515,
                "name": "X",
                "position": 0,
                "stddev": 436.6879875,
                "variance": 190696.3984
              },
              {
                "average": 5391622.222,
                "count": 48896507,
                "maximum": 5392408.673,
                "minimum": 5390850.253,
                "name": "Y",
                "position": 1,
                "stddev": 438.260249,
                "variance": 192072.0458
              },
              {
                "average": 803.5100522,
                "count": 48896507,
                "maximum": 989.0761325,
                "minimum": 663.3961325,
                "name": "Z",
                "position": 2,
                "stddev": 93.45760103,
                "variance": 8734.32319
              },
              {
                "average": 555.0970732,
                "count": 48896507,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 429.2648085,
                "variance": 184268.2758
              },
              {
                "average": 1.568201528,
                "count": 48896507,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7835126207,
                "variance": 0.6138920267
              },
              {
                "average": 2.136683649,
                "count": 48896507,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9750788752,
                "variance": 0.9507788128
              },
              {
                "average": 0.4962380033,
                "count": 48896507,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999858523,
                "variance": 0.2499858525
              },
              {
                "average": 0.0002565622939,
                "count": 48896507,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01601550733,
                "variance": 0.0002564964749
              },
              {
                "average": 1.23883434,
                "count": 48896507,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4665402984,
                "variance": 0.2176598501
              },
              {
                "average": 0.1204375541,
                "count": 48896507,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.9979079,
                "variance": 120.9539781
              },
              {
                "average": 0,
                "count": 48896507,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 312.9342407,
                "count": 48896507,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 443.4452247,
                "variance": 196643.6673
              },
              {
                "average": 216156559.1,
                "count": 48896507,
                "maximum": 216167661.2,
                "minimum": 216136594.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13313.93508,
                "variance": 177260867.2
              },
              {
                "average": 0,
                "count": 48896507,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48896507,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48896507,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48896507,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48896507,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708553.2515,
              5390850.253,
              663.3961325,
              710110.1515,
              5392408.673,
              989.0761325
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708553.2514841226,
                    5390850.253356422,
                    663.3961324680646
                  ],
                  [
                    708553.2514841226,
                    5392408.673356422,
                    663.3961324680646
                  ],
                  [
                    710110.1514841225,
                    5392408.673356422,
                    989.0761324680647
                  ],
                  [
                    710110.1514841225,
                    5390850.253356422,
                    989.0761324680647
                  ],
                  [
                    708553.2514841226,
                    5390850.253356422,
                    663.3961324680646
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:21:01+00:00",
            "end_time": "2018-07-20T15:43:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25027151181654,
              48.5952701208925,
              1012.7914287276444
            ],
            [
              -120.24951067102546,
              48.60927423378836,
              1012.7914287276444
            ],
            [
              -120.22841637289686,
              48.60876812421983,
              1378.3714287276443
            ],
            [
              -120.22918303065653,
              48.594764258984846,
              1378.3714287276443
            ],
            [
              -120.25027151181654,
              48.5952701208925,
              1012.7914287276444
            ]
          ]
        ]
      },
      "bbox": [
        -120.2502715,
        48.59476426,
        1012.791429,
        -120.2284164,
        48.60927423,
        1378.371429
      ],
      "properties": {
        "datetime": "2018-07-21T20:01:56Z",
        "pc:count": 56019570,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703513.1678,
            "count": 56019570,
            "maximum": 704293.681,
            "minimum": 702736.941,
            "name": "X",
            "position": 0,
            "stddev": 425.8298045,
            "variance": 181331.0224
          },
          {
            "average": 5386882.08,
            "count": 56019570,
            "maximum": 5387674.166,
            "minimum": 5386115.706,
            "name": "Y",
            "position": 1,
            "stddev": 429.7976633,
            "variance": 184726.0314
          },
          {
            "average": 1169.956596,
            "count": 56019570,
            "maximum": 1378.371429,
            "minimum": 1012.791429,
            "name": "Z",
            "position": 2,
            "stddev": 69.35029888,
            "variance": 4809.463954
          },
          {
            "average": 759.4369069,
            "count": 56019570,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 599.3283435,
            "variance": 359194.4633
          },
          {
            "average": 1.494031264,
            "count": 56019570,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7918274431,
            "variance": 0.6269906996
          },
          {
            "average": 1.988383524,
            "count": 56019570,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069197994,
            "variance": 1.14318435
          },
          {
            "average": 0.496968363,
            "count": 56019570,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999908136,
            "variance": 0.2499908136
          },
          {
            "average": 0.0002490915228,
            "count": 56019570,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01578066794,
            "variance": 0.0002490294807
          },
          {
            "average": 1.280878075,
            "count": 56019570,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4802929027,
            "variance": 0.2306812724
          },
          {
            "average": 1.156807802,
            "count": 56019570,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.81369292,
            "variance": 139.5633405
          },
          {
            "average": 0,
            "count": 56019570,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.0637715,
            "count": 56019570,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.17904783,
            "variance": 4118.95018
          },
          {
            "average": 216224174.1,
            "count": 56019570,
            "maximum": 216238516,
            "minimum": 216175655.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23341.73436,
            "variance": 544836563
          },
          {
            "average": 0,
            "count": 56019570,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56019570,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56019570,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56019570,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56019570,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702736.941,
          5386115.706,
          1012.791429,
          704293.681,
          5387674.166,
          1378.371429
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702736.940994467,
                5386115.7056705905,
                1012.7914287276444
              ],
              [
                702736.940994467,
                5387674.165670591,
                1012.7914287276444
              ],
              [
                704293.680994467,
                5387674.165670591,
                1378.3714287276443
              ],
              [
                704293.680994467,
                5386115.7056705905,
                1378.3714287276443
              ],
              [
                702736.940994467,
                5386115.7056705905,
                1012.7914287276444
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:01:56+00:00",
        "end_time": "2018-07-21T02:34:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2502715,
            48.59476426,
            1012.791429,
            -120.2284164,
            48.60927423,
            1378.371429
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25027151181654,
                  48.5952701208925,
                  1012.7914287276444
                ],
                [
                  -120.24951067102546,
                  48.60927423378836,
                  1012.7914287276444
                ],
                [
                  -120.22841637289686,
                  48.60876812421983,
                  1378.3714287276443
                ],
                [
                  -120.22918303065653,
                  48.594764258984846,
                  1378.3714287276443
                ],
                [
                  -120.25027151181654,
                  48.5952701208925,
                  1012.7914287276444
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:01:56Z",
            "pc:count": 56019570,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703513.1678,
                "count": 56019570,
                "maximum": 704293.681,
                "minimum": 702736.941,
                "name": "X",
                "position": 0,
                "stddev": 425.8298045,
                "variance": 181331.0224
              },
              {
                "average": 5386882.08,
                "count": 56019570,
                "maximum": 5387674.166,
                "minimum": 5386115.706,
                "name": "Y",
                "position": 1,
                "stddev": 429.7976633,
                "variance": 184726.0314
              },
              {
                "average": 1169.956596,
                "count": 56019570,
                "maximum": 1378.371429,
                "minimum": 1012.791429,
                "name": "Z",
                "position": 2,
                "stddev": 69.35029888,
                "variance": 4809.463954
              },
              {
                "average": 759.4369069,
                "count": 56019570,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 599.3283435,
                "variance": 359194.4633
              },
              {
                "average": 1.494031264,
                "count": 56019570,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7918274431,
                "variance": 0.6269906996
              },
              {
                "average": 1.988383524,
                "count": 56019570,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069197994,
                "variance": 1.14318435
              },
              {
                "average": 0.496968363,
                "count": 56019570,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999908136,
                "variance": 0.2499908136
              },
              {
                "average": 0.0002490915228,
                "count": 56019570,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01578066794,
                "variance": 0.0002490294807
              },
              {
                "average": 1.280878075,
                "count": 56019570,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4802929027,
                "variance": 0.2306812724
              },
              {
                "average": 1.156807802,
                "count": 56019570,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.81369292,
                "variance": 139.5633405
              },
              {
                "average": 0,
                "count": 56019570,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.0637715,
                "count": 56019570,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.17904783,
                "variance": 4118.95018
              },
              {
                "average": 216224174.1,
                "count": 56019570,
                "maximum": 216238516,
                "minimum": 216175655.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23341.73436,
                "variance": 544836563
              },
              {
                "average": 0,
                "count": 56019570,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56019570,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56019570,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56019570,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56019570,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702736.941,
              5386115.706,
              1012.791429,
              704293.681,
              5387674.166,
              1378.371429
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702736.940994467,
                    5386115.7056705905,
                    1012.7914287276444
                  ],
                  [
                    702736.940994467,
                    5387674.165670591,
                    1012.7914287276444
                  ],
                  [
                    704293.680994467,
                    5387674.165670591,
                    1378.3714287276443
                  ],
                  [
                    704293.680994467,
                    5386115.7056705905,
                    1378.3714287276443
                  ],
                  [
                    702736.940994467,
                    5386115.7056705905,
                    1012.7914287276444
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:01:56+00:00",
            "end_time": "2018-07-21T02:34:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20978285680818,
              48.63583655892194,
              1032.8709476094432
            ],
            [
              -120.2090097205712,
              48.64984009319656,
              1032.8709476094432
            ],
            [
              -120.18789869274057,
              48.64932623411013,
              1563.8309476094432
            ],
            [
              -120.1886776582575,
              48.63532295132398,
              1563.8309476094432
            ],
            [
              -120.20978285680818,
              48.63583655892194,
              1032.8709476094432
            ]
          ]
        ]
      },
      "bbox": [
        -120.2097829,
        48.63532295,
        1032.870948,
        -120.1878987,
        48.64984009,
        1563.830948
      ],
      "properties": {
        "datetime": "2018-07-21T02:11:52Z",
        "pc:count": 72113484,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706313.5869,
            "count": 72113484,
            "maximum": 707113.7832,
            "minimum": 705557.0032,
            "name": "X",
            "position": 0,
            "stddev": 438.0647243,
            "variance": 191900.7027
          },
          {
            "average": 5391525.679,
            "count": 72113484,
            "maximum": 5392291.095,
            "minimum": 5390732.635,
            "name": "Y",
            "position": 1,
            "stddev": 439.059591,
            "variance": 192773.3244
          },
          {
            "average": 1285.008948,
            "count": 72113484,
            "maximum": 1563.830948,
            "minimum": 1032.870948,
            "name": "Z",
            "position": 2,
            "stddev": 104.2864301,
            "variance": 10875.65951
          },
          {
            "average": 531.3761684,
            "count": 72113484,
            "maximum": 2902,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 426.8946465,
            "variance": 182239.0392
          },
          {
            "average": 1.747307092,
            "count": 72113484,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9178304376,
            "variance": 0.8424127122
          },
          {
            "average": 2.493949911,
            "count": 72113484,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.105153266,
            "variance": 1.221363741
          },
          {
            "average": 0.4971152136,
            "count": 72113484,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999916814,
            "variance": 0.2499916815
          },
          {
            "average": 0.0003288566671,
            "count": 72113484,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01813142369,
            "variance": 0.0003287485249
          },
          {
            "average": 1.195154806,
            "count": 72113484,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4466186849,
            "variance": 0.1994682497
          },
          {
            "average": 0.1525163043,
            "count": 72113484,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.8334195,
            "variance": 164.6966562
          },
          {
            "average": 0,
            "count": 72113484,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.1375016,
            "count": 72113484,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.600289528,
            "variance": 6.76150563
          },
          {
            "average": 216171546.6,
            "count": 72113484,
            "maximum": 216174312.8,
            "minimum": 216168238.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1347.88053,
            "variance": 1816781.922
          },
          {
            "average": 0,
            "count": 72113484,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72113484,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72113484,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72113484,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72113484,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705557.0032,
          5390732.635,
          1032.870948,
          707113.7832,
          5392291.095,
          1563.830948
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705557.0032423255,
                5390732.635234174,
                1032.8709476094432
              ],
              [
                705557.0032423255,
                5392291.095234175,
                1032.8709476094432
              ],
              [
                707113.7832423255,
                5392291.095234175,
                1563.8309476094432
              ],
              [
                707113.7832423255,
                5390732.635234174,
                1563.8309476094432
              ],
              [
                705557.0032423255,
                5390732.635234174,
                1032.8709476094432
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:11:52+00:00",
        "end_time": "2018-07-21T00:30:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2097829,
            48.63532295,
            1032.870948,
            -120.1878987,
            48.64984009,
            1563.830948
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20978285680818,
                  48.63583655892194,
                  1032.8709476094432
                ],
                [
                  -120.2090097205712,
                  48.64984009319656,
                  1032.8709476094432
                ],
                [
                  -120.18789869274057,
                  48.64932623411013,
                  1563.8309476094432
                ],
                [
                  -120.1886776582575,
                  48.63532295132398,
                  1563.8309476094432
                ],
                [
                  -120.20978285680818,
                  48.63583655892194,
                  1032.8709476094432
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:11:52Z",
            "pc:count": 72113484,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706313.5869,
                "count": 72113484,
                "maximum": 707113.7832,
                "minimum": 705557.0032,
                "name": "X",
                "position": 0,
                "stddev": 438.0647243,
                "variance": 191900.7027
              },
              {
                "average": 5391525.679,
                "count": 72113484,
                "maximum": 5392291.095,
                "minimum": 5390732.635,
                "name": "Y",
                "position": 1,
                "stddev": 439.059591,
                "variance": 192773.3244
              },
              {
                "average": 1285.008948,
                "count": 72113484,
                "maximum": 1563.830948,
                "minimum": 1032.870948,
                "name": "Z",
                "position": 2,
                "stddev": 104.2864301,
                "variance": 10875.65951
              },
              {
                "average": 531.3761684,
                "count": 72113484,
                "maximum": 2902,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 426.8946465,
                "variance": 182239.0392
              },
              {
                "average": 1.747307092,
                "count": 72113484,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9178304376,
                "variance": 0.8424127122
              },
              {
                "average": 2.493949911,
                "count": 72113484,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.105153266,
                "variance": 1.221363741
              },
              {
                "average": 0.4971152136,
                "count": 72113484,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999916814,
                "variance": 0.2499916815
              },
              {
                "average": 0.0003288566671,
                "count": 72113484,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01813142369,
                "variance": 0.0003287485249
              },
              {
                "average": 1.195154806,
                "count": 72113484,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4466186849,
                "variance": 0.1994682497
              },
              {
                "average": 0.1525163043,
                "count": 72113484,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.8334195,
                "variance": 164.6966562
              },
              {
                "average": 0,
                "count": 72113484,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.1375016,
                "count": 72113484,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.600289528,
                "variance": 6.76150563
              },
              {
                "average": 216171546.6,
                "count": 72113484,
                "maximum": 216174312.8,
                "minimum": 216168238.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1347.88053,
                "variance": 1816781.922
              },
              {
                "average": 0,
                "count": 72113484,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72113484,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72113484,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72113484,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72113484,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705557.0032,
              5390732.635,
              1032.870948,
              707113.7832,
              5392291.095,
              1563.830948
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705557.0032423255,
                    5390732.635234174,
                    1032.8709476094432
                  ],
                  [
                    705557.0032423255,
                    5392291.095234175,
                    1032.8709476094432
                  ],
                  [
                    707113.7832423255,
                    5392291.095234175,
                    1563.8309476094432
                  ],
                  [
                    707113.7832423255,
                    5390732.635234174,
                    1563.8309476094432
                  ],
                  [
                    705557.0032423255,
                    5390732.635234174,
                    1032.8709476094432
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:11:52+00:00",
            "end_time": "2018-07-21T00:30:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1577308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08712184029507,
              48.25813939577319,
              452.7218650698828
            ],
            [
              -120.08632586729317,
              48.272133731798355,
              452.7218650698828
            ],
            [
              -120.06536747882913,
              48.2716003473671,
              782.0218650698828
            ],
            [
              -120.06616915739423,
              48.257606271793094,
              782.0218650698828
            ],
            [
              -120.08712184029507,
              48.25813939577319,
              452.7218650698828
            ]
          ]
        ]
      },
      "bbox": [
        -120.0871218,
        48.25760627,
        452.7218651,
        -120.0653675,
        48.27213373,
        782.0218651
      ],
      "properties": {
        "datetime": "2018-07-20T01:08:36Z",
        "pc:count": 35838191,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716979.1869,
            "count": 35838191,
            "maximum": 717748.1303,
            "minimum": 716190.9303,
            "name": "X",
            "position": 0,
            "stddev": 429.407562,
            "variance": 184390.8543
          },
          {
            "average": 5349868.685,
            "count": 35838191,
            "maximum": 5350651.646,
            "minimum": 5349094.146,
            "name": "Y",
            "position": 1,
            "stddev": 432.9737627,
            "variance": 187466.2791
          },
          {
            "average": 594.1313239,
            "count": 35838191,
            "maximum": 782.0218651,
            "minimum": 452.7218651,
            "name": "Z",
            "position": 2,
            "stddev": 46.58376789,
            "variance": 2170.047431
          },
          {
            "average": 1079.358989,
            "count": 35838191,
            "maximum": 4095,
            "minimum": 87,
            "name": "Intensity",
            "position": 3,
            "stddev": 369.6495947,
            "variance": 136640.8228
          },
          {
            "average": 1.044691151,
            "count": 35838191,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2346056032,
            "variance": 0.05503978907
          },
          {
            "average": 1.089382246,
            "count": 35838191,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3441409463,
            "variance": 0.1184329909
          },
          {
            "average": 0.4940333344,
            "count": 35838191,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999644046,
            "variance": 0.2499644059
          },
          {
            "average": 0.0002767717824,
            "count": 35838191,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01663415725,
            "variance": 0.0002766951875
          },
          {
            "average": 1.48150441,
            "count": 35838191,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5200323935,
            "variance": 0.2704336903
          },
          {
            "average": -0.3085817548,
            "count": 35838191,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.776262901,
            "variance": 77.0227905
          },
          {
            "average": 0,
            "count": 35838191,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.53303798,
            "count": 35838191,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.390081577,
            "variance": 5.712489946
          },
          {
            "average": 216082140.3,
            "count": 35838191,
            "maximum": 216084116.3,
            "minimum": 216079291.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1480.612936,
            "variance": 2192214.665
          },
          {
            "average": 0,
            "count": 35838191,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35838191,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35838191,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35838191,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35838191,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716190.9303,
          5349094.146,
          452.7218651,
          717748.1303,
          5350651.646,
          782.0218651
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716190.9303479465,
                5349094.146259312,
                452.7218650698828
              ],
              [
                716190.9303479465,
                5350651.646259312,
                452.7218650698828
              ],
              [
                717748.1303479464,
                5350651.646259312,
                782.0218650698828
              ],
              [
                717748.1303479464,
                5349094.146259312,
                782.0218650698828
              ],
              [
                716190.9303479465,
                5349094.146259312,
                452.7218650698828
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:08:36+00:00",
        "end_time": "2018-07-19T23:48:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1577308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1577308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1577308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1577308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0871218,
            48.25760627,
            452.7218651,
            -120.0653675,
            48.27213373,
            782.0218651
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08712184029507,
                  48.25813939577319,
                  452.7218650698828
                ],
                [
                  -120.08632586729317,
                  48.272133731798355,
                  452.7218650698828
                ],
                [
                  -120.06536747882913,
                  48.2716003473671,
                  782.0218650698828
                ],
                [
                  -120.06616915739423,
                  48.257606271793094,
                  782.0218650698828
                ],
                [
                  -120.08712184029507,
                  48.25813939577319,
                  452.7218650698828
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1577308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1577308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:08:36Z",
            "pc:count": 35838191,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716979.1869,
                "count": 35838191,
                "maximum": 717748.1303,
                "minimum": 716190.9303,
                "name": "X",
                "position": 0,
                "stddev": 429.407562,
                "variance": 184390.8543
              },
              {
                "average": 5349868.685,
                "count": 35838191,
                "maximum": 5350651.646,
                "minimum": 5349094.146,
                "name": "Y",
                "position": 1,
                "stddev": 432.9737627,
                "variance": 187466.2791
              },
              {
                "average": 594.1313239,
                "count": 35838191,
                "maximum": 782.0218651,
                "minimum": 452.7218651,
                "name": "Z",
                "position": 2,
                "stddev": 46.58376789,
                "variance": 2170.047431
              },
              {
                "average": 1079.358989,
                "count": 35838191,
                "maximum": 4095,
                "minimum": 87,
                "name": "Intensity",
                "position": 3,
                "stddev": 369.6495947,
                "variance": 136640.8228
              },
              {
                "average": 1.044691151,
                "count": 35838191,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2346056032,
                "variance": 0.05503978907
              },
              {
                "average": 1.089382246,
                "count": 35838191,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3441409463,
                "variance": 0.1184329909
              },
              {
                "average": 0.4940333344,
                "count": 35838191,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999644046,
                "variance": 0.2499644059
              },
              {
                "average": 0.0002767717824,
                "count": 35838191,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01663415725,
                "variance": 0.0002766951875
              },
              {
                "average": 1.48150441,
                "count": 35838191,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5200323935,
                "variance": 0.2704336903
              },
              {
                "average": -0.3085817548,
                "count": 35838191,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.776262901,
                "variance": 77.0227905
              },
              {
                "average": 0,
                "count": 35838191,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.53303798,
                "count": 35838191,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.390081577,
                "variance": 5.712489946
              },
              {
                "average": 216082140.3,
                "count": 35838191,
                "maximum": 216084116.3,
                "minimum": 216079291.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1480.612936,
                "variance": 2192214.665
              },
              {
                "average": 0,
                "count": 35838191,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35838191,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35838191,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35838191,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35838191,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716190.9303,
              5349094.146,
              452.7218651,
              717748.1303,
              5350651.646,
              782.0218651
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716190.9303479465,
                    5349094.146259312,
                    452.7218650698828
                  ],
                  [
                    716190.9303479465,
                    5350651.646259312,
                    452.7218650698828
                  ],
                  [
                    717748.1303479464,
                    5350651.646259312,
                    782.0218650698828
                  ],
                  [
                    717748.1303479464,
                    5349094.146259312,
                    782.0218650698828
                  ],
                  [
                    716190.9303479465,
                    5349094.146259312,
                    452.7218650698828
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:08:36+00:00",
            "end_time": "2018-07-19T23:48:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23024009033234,
              48.66279308115853,
              1124.5109202914987
            ],
            [
              -120.2294718119138,
              48.67679823046667,
              1124.5109202914987
            ],
            [
              -120.20834833942614,
              48.676287891993404,
              1692.6309202914986
            ],
            [
              -120.20912245699242,
              48.66228299251007,
              1692.6309202914986
            ],
            [
              -120.23024009033234,
              48.66279308115853,
              1124.5109202914987
            ]
          ]
        ]
      },
      "bbox": [
        -120.2302401,
        48.66228299,
        1124.51092,
        -120.2083483,
        48.67679823,
        1692.63092
      ],
      "properties": {
        "datetime": "2018-07-21T18:56:30Z",
        "pc:count": 65290653,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704710.1565,
            "count": 65290653,
            "maximum": 705498.088,
            "minimum": 703941.248,
            "name": "X",
            "position": 0,
            "stddev": 432.0306966,
            "variance": 186650.5228
          },
          {
            "average": 5394439.337,
            "count": 65290653,
            "maximum": 5395232.339,
            "minimum": 5393673.719,
            "name": "Y",
            "position": 1,
            "stddev": 434.3455384,
            "variance": 188656.0467
          },
          {
            "average": 1464.320967,
            "count": 65290653,
            "maximum": 1692.63092,
            "minimum": 1124.51092,
            "name": "Z",
            "position": 2,
            "stddev": 112.8714423,
            "variance": 12739.96248
          },
          {
            "average": 585.4734332,
            "count": 65290653,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 500.1432097,
            "variance": 250143.2302
          },
          {
            "average": 1.729573098,
            "count": 65290653,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9296197556,
            "variance": 0.86419289
          },
          {
            "average": 2.459321306,
            "count": 65290653,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.15363616,
            "variance": 1.330876389
          },
          {
            "average": 0.4976525966,
            "count": 65290653,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944935,
            "variance": 0.2499944935
          },
          {
            "average": 0.0002774057107,
            "count": 65290653,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01665319072,
            "variance": 0.0002773287611
          },
          {
            "average": 1.21067112,
            "count": 65290653,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4652523193,
            "variance": 0.2164597206
          },
          {
            "average": -0.896663087,
            "count": 65290653,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.48533429,
            "variance": 181.8542408
          },
          {
            "average": 0,
            "count": 65290653,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.9821479,
            "count": 65290653,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.07949821,
            "variance": 1230.571195
          },
          {
            "average": 216177907.6,
            "count": 65290653,
            "maximum": 216234590.3,
            "minimum": 216172215.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13131.746,
            "variance": 172442752.9
          },
          {
            "average": 0,
            "count": 65290653,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65290653,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65290653,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65290653,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65290653,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703941.248,
          5393673.719,
          1124.51092,
          705498.088,
          5395232.339,
          1692.63092
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703941.2479818611,
                5393673.718756288,
                1124.5109202914987
              ],
              [
                703941.2479818611,
                5395232.3387562875,
                1124.5109202914987
              ],
              [
                705498.0879818612,
                5395232.3387562875,
                1692.6309202914986
              ],
              [
                705498.0879818612,
                5393673.718756288,
                1692.6309202914986
              ],
              [
                703941.2479818611,
                5393673.718756288,
                1124.5109202914987
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:56:30+00:00",
        "end_time": "2018-07-21T01:36:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2302401,
            48.66228299,
            1124.51092,
            -120.2083483,
            48.67679823,
            1692.63092
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23024009033234,
                  48.66279308115853,
                  1124.5109202914987
                ],
                [
                  -120.2294718119138,
                  48.67679823046667,
                  1124.5109202914987
                ],
                [
                  -120.20834833942614,
                  48.676287891993404,
                  1692.6309202914986
                ],
                [
                  -120.20912245699242,
                  48.66228299251007,
                  1692.6309202914986
                ],
                [
                  -120.23024009033234,
                  48.66279308115853,
                  1124.5109202914987
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:56:30Z",
            "pc:count": 65290653,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704710.1565,
                "count": 65290653,
                "maximum": 705498.088,
                "minimum": 703941.248,
                "name": "X",
                "position": 0,
                "stddev": 432.0306966,
                "variance": 186650.5228
              },
              {
                "average": 5394439.337,
                "count": 65290653,
                "maximum": 5395232.339,
                "minimum": 5393673.719,
                "name": "Y",
                "position": 1,
                "stddev": 434.3455384,
                "variance": 188656.0467
              },
              {
                "average": 1464.320967,
                "count": 65290653,
                "maximum": 1692.63092,
                "minimum": 1124.51092,
                "name": "Z",
                "position": 2,
                "stddev": 112.8714423,
                "variance": 12739.96248
              },
              {
                "average": 585.4734332,
                "count": 65290653,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 500.1432097,
                "variance": 250143.2302
              },
              {
                "average": 1.729573098,
                "count": 65290653,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9296197556,
                "variance": 0.86419289
              },
              {
                "average": 2.459321306,
                "count": 65290653,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.15363616,
                "variance": 1.330876389
              },
              {
                "average": 0.4976525966,
                "count": 65290653,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944935,
                "variance": 0.2499944935
              },
              {
                "average": 0.0002774057107,
                "count": 65290653,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01665319072,
                "variance": 0.0002773287611
              },
              {
                "average": 1.21067112,
                "count": 65290653,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4652523193,
                "variance": 0.2164597206
              },
              {
                "average": -0.896663087,
                "count": 65290653,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.48533429,
                "variance": 181.8542408
              },
              {
                "average": 0,
                "count": 65290653,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.9821479,
                "count": 65290653,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.07949821,
                "variance": 1230.571195
              },
              {
                "average": 216177907.6,
                "count": 65290653,
                "maximum": 216234590.3,
                "minimum": 216172215.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13131.746,
                "variance": 172442752.9
              },
              {
                "average": 0,
                "count": 65290653,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65290653,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65290653,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65290653,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65290653,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703941.248,
              5393673.719,
              1124.51092,
              705498.088,
              5395232.339,
              1692.63092
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703941.2479818611,
                    5393673.718756288,
                    1124.5109202914987
                  ],
                  [
                    703941.2479818611,
                    5395232.3387562875,
                    1124.5109202914987
                  ],
                  [
                    705498.0879818612,
                    5395232.3387562875,
                    1692.6309202914986
                  ],
                  [
                    705498.0879818612,
                    5393673.718756288,
                    1692.6309202914986
                  ],
                  [
                    703941.2479818611,
                    5393673.718756288,
                    1124.5109202914987
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:56:30+00:00",
            "end_time": "2018-07-21T01:36:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25084432932148,
              48.71674264836178,
              1313.88502997101
            ],
            [
              -120.25008035368663,
              48.730747190207865,
              1313.88502997101
            ],
            [
              -120.22893446684353,
              48.730240227119616,
              1795.36502997101
            ],
            [
              -120.22970429891905,
              48.71623593349669,
              1795.36502997101
            ],
            [
              -120.25084432932148,
              48.71674264836178,
              1313.88502997101
            ]
          ]
        ]
      },
      "bbox": [
        -120.2508443,
        48.71623593,
        1313.88503,
        -120.2289345,
        48.73074719,
        1795.36503
      ],
      "properties": {
        "datetime": "2018-07-21T19:58:10Z",
        "pc:count": 59643630,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 702967.8377,
            "count": 59643630,
            "maximum": 703764.8031,
            "minimum": 702208.0031,
            "name": "X",
            "position": 0,
            "stddev": 429.4331331,
            "variance": 184412.8158
          },
          {
            "average": 5400372.652,
            "count": 59643630,
            "maximum": 5401173.471,
            "minimum": 5399614.931,
            "name": "Y",
            "position": 1,
            "stddev": 443.5793887,
            "variance": 196762.6741
          },
          {
            "average": 1455.775402,
            "count": 59643630,
            "maximum": 1795.36503,
            "minimum": 1313.88503,
            "name": "Z",
            "position": 2,
            "stddev": 97.64504009,
            "variance": 9534.553854
          },
          {
            "average": 716.7827641,
            "count": 59643630,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 544.0692634,
            "variance": 296011.3634
          },
          {
            "average": 1.528219242,
            "count": 59643630,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8126371858,
            "variance": 0.6603791958
          },
          {
            "average": 2.056927974,
            "count": 59643630,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.083608429,
            "variance": 1.174207228
          },
          {
            "average": 0.4979044703,
            "count": 59643630,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999956129,
            "variance": 0.2499956129
          },
          {
            "average": 0.0002477716397,
            "count": 59643630,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01573881358,
            "variance": 0.000247710253
          },
          {
            "average": 1.276842389,
            "count": 59643630,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4924196913,
            "variance": 0.2424771523
          },
          {
            "average": 0.9018425441,
            "count": 59643630,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.82111791,
            "variance": 191.0233002
          },
          {
            "average": 0,
            "count": 59643630,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 47.69252587,
            "count": 59643630,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.43677557,
            "variance": 4281.971597
          },
          {
            "average": 216223621.3,
            "count": 59643630,
            "maximum": 216238290.9,
            "minimum": 216175881.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23941.4985,
            "variance": 573195350.2
          },
          {
            "average": 0,
            "count": 59643630,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59643630,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59643630,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59643630,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59643630,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702208.0031,
          5399614.931,
          1313.88503,
          703764.8031,
          5401173.471,
          1795.36503
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702208.0031486939,
                5399614.9312101165,
                1313.88502997101
              ],
              [
                702208.0031486939,
                5401173.471210116,
                1313.88502997101
              ],
              [
                703764.803148694,
                5401173.471210116,
                1795.36502997101
              ],
              [
                703764.803148694,
                5399614.9312101165,
                1795.36502997101
              ],
              [
                702208.0031486939,
                5399614.9312101165,
                1313.88502997101
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T19:58:10+00:00",
        "end_time": "2018-07-21T02:38:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2508443,
            48.71623593,
            1313.88503,
            -120.2289345,
            48.73074719,
            1795.36503
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25084432932148,
                  48.71674264836178,
                  1313.88502997101
                ],
                [
                  -120.25008035368663,
                  48.730747190207865,
                  1313.88502997101
                ],
                [
                  -120.22893446684353,
                  48.730240227119616,
                  1795.36502997101
                ],
                [
                  -120.22970429891905,
                  48.71623593349669,
                  1795.36502997101
                ],
                [
                  -120.25084432932148,
                  48.71674264836178,
                  1313.88502997101
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T19:58:10Z",
            "pc:count": 59643630,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 702967.8377,
                "count": 59643630,
                "maximum": 703764.8031,
                "minimum": 702208.0031,
                "name": "X",
                "position": 0,
                "stddev": 429.4331331,
                "variance": 184412.8158
              },
              {
                "average": 5400372.652,
                "count": 59643630,
                "maximum": 5401173.471,
                "minimum": 5399614.931,
                "name": "Y",
                "position": 1,
                "stddev": 443.5793887,
                "variance": 196762.6741
              },
              {
                "average": 1455.775402,
                "count": 59643630,
                "maximum": 1795.36503,
                "minimum": 1313.88503,
                "name": "Z",
                "position": 2,
                "stddev": 97.64504009,
                "variance": 9534.553854
              },
              {
                "average": 716.7827641,
                "count": 59643630,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 544.0692634,
                "variance": 296011.3634
              },
              {
                "average": 1.528219242,
                "count": 59643630,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8126371858,
                "variance": 0.6603791958
              },
              {
                "average": 2.056927974,
                "count": 59643630,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.083608429,
                "variance": 1.174207228
              },
              {
                "average": 0.4979044703,
                "count": 59643630,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999956129,
                "variance": 0.2499956129
              },
              {
                "average": 0.0002477716397,
                "count": 59643630,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01573881358,
                "variance": 0.000247710253
              },
              {
                "average": 1.276842389,
                "count": 59643630,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4924196913,
                "variance": 0.2424771523
              },
              {
                "average": 0.9018425441,
                "count": 59643630,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.82111791,
                "variance": 191.0233002
              },
              {
                "average": 0,
                "count": 59643630,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 47.69252587,
                "count": 59643630,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.43677557,
                "variance": 4281.971597
              },
              {
                "average": 216223621.3,
                "count": 59643630,
                "maximum": 216238290.9,
                "minimum": 216175881.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23941.4985,
                "variance": 573195350.2
              },
              {
                "average": 0,
                "count": 59643630,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59643630,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59643630,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59643630,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59643630,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702208.0031,
              5399614.931,
              1313.88503,
              703764.8031,
              5401173.471,
              1795.36503
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702208.0031486939,
                    5399614.9312101165,
                    1313.88502997101
                  ],
                  [
                    702208.0031486939,
                    5401173.471210116,
                    1313.88502997101
                  ],
                  [
                    703764.803148694,
                    5401173.471210116,
                    1795.36502997101
                  ],
                  [
                    703764.803148694,
                    5399614.9312101165,
                    1795.36502997101
                  ],
                  [
                    702208.0031486939,
                    5399614.9312101165,
                    1313.88502997101
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T19:58:10+00:00",
            "end_time": "2018-07-21T02:38:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14883831049124,
              48.66292081984228,
              674.6855866242129
            ],
            [
              -120.14804745739853,
              48.67692517025719,
              674.6855866242129
            ],
            [
              -120.12692541642139,
              48.67639990155527,
              1004.7855866242128
            ],
            [
              -120.12772210713585,
              48.662395808259326,
              1004.7855866242128
            ],
            [
              -120.14883831049124,
              48.66292081984228,
              674.6855866242129
            ]
          ]
        ]
      },
      "bbox": [
        -120.1488383,
        48.66239581,
        674.6855866,
        -120.1269254,
        48.67692517,
        1004.785587
      ],
      "properties": {
        "datetime": "2018-07-20T16:07:29Z",
        "pc:count": 45607343,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710742.2026,
            "count": 45607343,
            "maximum": 711490.6632,
            "minimum": 709933.8232,
            "name": "X",
            "position": 0,
            "stddev": 435.4299447,
            "variance": 189599.2367
          },
          {
            "average": 5394692.434,
            "count": 45607343,
            "maximum": 5395467.459,
            "minimum": 5393908.819,
            "name": "Y",
            "position": 1,
            "stddev": 431.5919938,
            "variance": 186271.6491
          },
          {
            "average": 743.5835684,
            "count": 45607343,
            "maximum": 1004.785587,
            "minimum": 674.6855866,
            "name": "Z",
            "position": 2,
            "stddev": 57.35126453,
            "variance": 3289.167543
          },
          {
            "average": 595.2978026,
            "count": 45607343,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 472.720972,
            "variance": 223465.1174
          },
          {
            "average": 1.522734925,
            "count": 45607343,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7469191746,
            "variance": 0.5578882534
          },
          {
            "average": 2.045337195,
            "count": 45607343,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.936839487,
            "variance": 0.8776682244
          },
          {
            "average": 0.4970576558,
            "count": 45607343,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499991348,
            "variance": 0.2499913481
          },
          {
            "average": 0.0003144888313,
            "count": 45607343,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01773104439,
            "variance": 0.000314389935
          },
          {
            "average": 1.254897572,
            "count": 45607343,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4720553098,
            "variance": 0.2228362155
          },
          {
            "average": -0.6935375553,
            "count": 45607343,
            "maximum": 19.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.2667517,
            "variance": 126.9396939
          },
          {
            "average": 0,
            "count": 45607343,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 476.8857585,
            "count": 45607343,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 615.0683921,
            "variance": 378309.127
          },
          {
            "average": 216122847.9,
            "count": 45607343,
            "maximum": 216138049.5,
            "minimum": 216089749,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20991.78868,
            "variance": 440655192.1
          },
          {
            "average": 0,
            "count": 45607343,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45607343,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45607343,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45607343,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45607343,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709933.8232,
          5393908.819,
          674.6855866,
          711490.6632,
          5395467.459,
          1004.785587
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709933.8232387003,
                5393908.818744944,
                674.6855866242129
              ],
              [
                709933.8232387003,
                5395467.458744945,
                674.6855866242129
              ],
              [
                711490.6632387004,
                5395467.458744945,
                1004.7855866242128
              ],
              [
                711490.6632387004,
                5393908.818744944,
                1004.7855866242128
              ],
              [
                709933.8232387003,
                5393908.818744944,
                674.6855866242129
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:07:29+00:00",
        "end_time": "2018-07-20T02:42:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1488383,
            48.66239581,
            674.6855866,
            -120.1269254,
            48.67692517,
            1004.785587
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14883831049124,
                  48.66292081984228,
                  674.6855866242129
                ],
                [
                  -120.14804745739853,
                  48.67692517025719,
                  674.6855866242129
                ],
                [
                  -120.12692541642139,
                  48.67639990155527,
                  1004.7855866242128
                ],
                [
                  -120.12772210713585,
                  48.662395808259326,
                  1004.7855866242128
                ],
                [
                  -120.14883831049124,
                  48.66292081984228,
                  674.6855866242129
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:07:29Z",
            "pc:count": 45607343,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710742.2026,
                "count": 45607343,
                "maximum": 711490.6632,
                "minimum": 709933.8232,
                "name": "X",
                "position": 0,
                "stddev": 435.4299447,
                "variance": 189599.2367
              },
              {
                "average": 5394692.434,
                "count": 45607343,
                "maximum": 5395467.459,
                "minimum": 5393908.819,
                "name": "Y",
                "position": 1,
                "stddev": 431.5919938,
                "variance": 186271.6491
              },
              {
                "average": 743.5835684,
                "count": 45607343,
                "maximum": 1004.785587,
                "minimum": 674.6855866,
                "name": "Z",
                "position": 2,
                "stddev": 57.35126453,
                "variance": 3289.167543
              },
              {
                "average": 595.2978026,
                "count": 45607343,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 472.720972,
                "variance": 223465.1174
              },
              {
                "average": 1.522734925,
                "count": 45607343,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7469191746,
                "variance": 0.5578882534
              },
              {
                "average": 2.045337195,
                "count": 45607343,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.936839487,
                "variance": 0.8776682244
              },
              {
                "average": 0.4970576558,
                "count": 45607343,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499991348,
                "variance": 0.2499913481
              },
              {
                "average": 0.0003144888313,
                "count": 45607343,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01773104439,
                "variance": 0.000314389935
              },
              {
                "average": 1.254897572,
                "count": 45607343,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4720553098,
                "variance": 0.2228362155
              },
              {
                "average": -0.6935375553,
                "count": 45607343,
                "maximum": 19.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.2667517,
                "variance": 126.9396939
              },
              {
                "average": 0,
                "count": 45607343,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 476.8857585,
                "count": 45607343,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 615.0683921,
                "variance": 378309.127
              },
              {
                "average": 216122847.9,
                "count": 45607343,
                "maximum": 216138049.5,
                "minimum": 216089749,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20991.78868,
                "variance": 440655192.1
              },
              {
                "average": 0,
                "count": 45607343,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45607343,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45607343,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45607343,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45607343,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709933.8232,
              5393908.819,
              674.6855866,
              711490.6632,
              5395467.459,
              1004.785587
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709933.8232387003,
                    5393908.818744944,
                    674.6855866242129
                  ],
                  [
                    709933.8232387003,
                    5395467.458744945,
                    674.6855866242129
                  ],
                  [
                    711490.6632387004,
                    5395467.458744945,
                    1004.7855866242128
                  ],
                  [
                    711490.6632387004,
                    5393908.818744944,
                    1004.7855866242128
                  ],
                  [
                    709933.8232387003,
                    5393908.818744944,
                    674.6855866242129
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:07:29+00:00",
            "end_time": "2018-07-20T02:42:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10764617414269,
              48.420043045126654,
              787.2702885690863
            ],
            [
              -120.10685104623329,
              48.434041732655686,
              787.2702885690863
            ],
            [
              -120.08582793011024,
              48.433510819912144,
              1209.9502885690863
            ],
            [
              -120.08662881596783,
              48.41951239188216,
              1209.9502885690863
            ],
            [
              -120.10764617414269,
              48.420043045126654,
              787.2702885690863
            ]
          ]
        ]
      },
      "bbox": [
        -120.1076462,
        48.41951239,
        787.2702886,
        -120.0858279,
        48.43404173,
        1209.950289
      ],
      "properties": {
        "datetime": "2018-07-20T02:21:07Z",
        "pc:count": 37403772,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714736.1778,
            "count": 37403772,
            "maximum": 715545.6414,
            "minimum": 713988.6014,
            "name": "X",
            "position": 0,
            "stddev": 440.9153126,
            "variance": 194406.3129
          },
          {
            "average": 5367814.952,
            "count": 37403772,
            "maximum": 5368587.854,
            "minimum": 5367029.854,
            "name": "Y",
            "position": 1,
            "stddev": 417.4086278,
            "variance": 174229.9625
          },
          {
            "average": 1002.92536,
            "count": 37403772,
            "maximum": 1209.950289,
            "minimum": 787.2702886,
            "name": "Z",
            "position": 2,
            "stddev": 77.15442799,
            "variance": 5952.805759
          },
          {
            "average": 1013.169503,
            "count": 37403772,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 389.0858096,
            "variance": 151387.7672
          },
          {
            "average": 1.132099698,
            "count": 37403772,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4424408669,
            "variance": 0.1957539207
          },
          {
            "average": 1.264169293,
            "count": 37403772,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6615625201,
            "variance": 0.437664968
          },
          {
            "average": 0.4964270716,
            "count": 37403772,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999872407,
            "variance": 0.2499872409
          },
          {
            "average": 0.0002894627847,
            "count": 37403772,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01701114352,
            "variance": 0.0002893790037
          },
          {
            "average": 1.499546302,
            "count": 37403772,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5459085417,
            "variance": 0.2980161359
          },
          {
            "average": -0.5387915251,
            "count": 37403772,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.82017094,
            "variance": 117.0760992
          },
          {
            "average": 0,
            "count": 37403772,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.47614524,
            "count": 37403772,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.203561699,
            "variance": 4.855684161
          },
          {
            "average": 216085786.4,
            "count": 37403772,
            "maximum": 216088467.6,
            "minimum": 216083468,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1345.942427,
            "variance": 1811561.018
          },
          {
            "average": 0,
            "count": 37403772,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37403772,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37403772,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37403772,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37403772,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713988.6014,
          5367029.854,
          787.2702886,
          715545.6414,
          5368587.854,
          1209.950289
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713988.601379822,
                5367029.8544750605,
                787.2702885690863
              ],
              [
                713988.601379822,
                5368587.8544750605,
                787.2702885690863
              ],
              [
                715545.641379822,
                5368587.8544750605,
                1209.9502885690863
              ],
              [
                715545.641379822,
                5367029.8544750605,
                1209.9502885690863
              ],
              [
                713988.601379822,
                5367029.8544750605,
                787.2702885690863
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:21:07+00:00",
        "end_time": "2018-07-20T00:57:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1076462,
            48.41951239,
            787.2702886,
            -120.0858279,
            48.43404173,
            1209.950289
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10764617414269,
                  48.420043045126654,
                  787.2702885690863
                ],
                [
                  -120.10685104623329,
                  48.434041732655686,
                  787.2702885690863
                ],
                [
                  -120.08582793011024,
                  48.433510819912144,
                  1209.9502885690863
                ],
                [
                  -120.08662881596783,
                  48.41951239188216,
                  1209.9502885690863
                ],
                [
                  -120.10764617414269,
                  48.420043045126654,
                  787.2702885690863
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:21:07Z",
            "pc:count": 37403772,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714736.1778,
                "count": 37403772,
                "maximum": 715545.6414,
                "minimum": 713988.6014,
                "name": "X",
                "position": 0,
                "stddev": 440.9153126,
                "variance": 194406.3129
              },
              {
                "average": 5367814.952,
                "count": 37403772,
                "maximum": 5368587.854,
                "minimum": 5367029.854,
                "name": "Y",
                "position": 1,
                "stddev": 417.4086278,
                "variance": 174229.9625
              },
              {
                "average": 1002.92536,
                "count": 37403772,
                "maximum": 1209.950289,
                "minimum": 787.2702886,
                "name": "Z",
                "position": 2,
                "stddev": 77.15442799,
                "variance": 5952.805759
              },
              {
                "average": 1013.169503,
                "count": 37403772,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 389.0858096,
                "variance": 151387.7672
              },
              {
                "average": 1.132099698,
                "count": 37403772,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4424408669,
                "variance": 0.1957539207
              },
              {
                "average": 1.264169293,
                "count": 37403772,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6615625201,
                "variance": 0.437664968
              },
              {
                "average": 0.4964270716,
                "count": 37403772,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999872407,
                "variance": 0.2499872409
              },
              {
                "average": 0.0002894627847,
                "count": 37403772,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01701114352,
                "variance": 0.0002893790037
              },
              {
                "average": 1.499546302,
                "count": 37403772,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5459085417,
                "variance": 0.2980161359
              },
              {
                "average": -0.5387915251,
                "count": 37403772,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.82017094,
                "variance": 117.0760992
              },
              {
                "average": 0,
                "count": 37403772,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.47614524,
                "count": 37403772,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.203561699,
                "variance": 4.855684161
              },
              {
                "average": 216085786.4,
                "count": 37403772,
                "maximum": 216088467.6,
                "minimum": 216083468,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1345.942427,
                "variance": 1811561.018
              },
              {
                "average": 0,
                "count": 37403772,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37403772,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37403772,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37403772,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37403772,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713988.6014,
              5367029.854,
              787.2702886,
              715545.6414,
              5368587.854,
              1209.950289
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713988.601379822,
                    5367029.8544750605,
                    787.2702885690863
                  ],
                  [
                    713988.601379822,
                    5368587.8544750605,
                    787.2702885690863
                  ],
                  [
                    715545.641379822,
                    5368587.8544750605,
                    1209.9502885690863
                  ],
                  [
                    715545.641379822,
                    5367029.8544750605,
                    1209.9502885690863
                  ],
                  [
                    713988.601379822,
                    5367029.8544750605,
                    787.2702885690863
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:21:07+00:00",
            "end_time": "2018-07-20T00:57:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1490296743479,
              48.73040735974487,
              746.0265361353402
            ],
            [
              -120.14823689457958,
              48.74441334469564,
              746.0265361353402
            ],
            [
              -120.12708685591011,
              48.74388757751264,
              1182.5665361353401
            ],
            [
              -120.1278854956701,
              48.72988185003472,
              1182.5665361353401
            ],
            [
              -120.1490296743479,
              48.73040735974487,
              746.0265361353402
            ]
          ]
        ]
      },
      "bbox": [
        -120.1490297,
        48.72988185,
        746.0265361,
        -120.1270869,
        48.74441334,
        1182.566536
      ],
      "properties": {
        "datetime": "2018-07-20T16:09:25Z",
        "pc:count": 42943036,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710417.7213,
            "count": 42943036,
            "maximum": 711195.9497,
            "minimum": 709639.1297,
            "name": "X",
            "position": 0,
            "stddev": 408.9969055,
            "variance": 167278.4687
          },
          {
            "average": 5402171.947,
            "count": 42943036,
            "maximum": 5402967.704,
            "minimum": 5401408.864,
            "name": "Y",
            "position": 1,
            "stddev": 426.9964411,
            "variance": 182325.9607
          },
          {
            "average": 840.0407711,
            "count": 42943036,
            "maximum": 1182.566536,
            "minimum": 746.0265361,
            "name": "Z",
            "position": 2,
            "stddev": 85.81520192,
            "variance": 7364.248881
          },
          {
            "average": 622.7360159,
            "count": 42943036,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 418.1662738,
            "variance": 174863.0325
          },
          {
            "average": 1.469568523,
            "count": 42943036,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7411495402,
            "variance": 0.549302641
          },
          {
            "average": 1.939093011,
            "count": 42943036,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9786885356,
            "variance": 0.9578312498
          },
          {
            "average": 0.4966297446,
            "count": 42943036,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999886471,
            "variance": 0.2499886472
          },
          {
            "average": 0.0003094797489,
            "count": 42943036,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01758931433,
            "variance": 0.0003093839784
          },
          {
            "average": 1.24009567,
            "count": 42943036,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4679763252,
            "variance": 0.2190018409
          },
          {
            "average": -0.5315699657,
            "count": 42943036,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.16595571,
            "variance": 148.0104783
          },
          {
            "average": 0,
            "count": 42943036,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 490.2387435,
            "count": 42943036,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 621.1312734,
            "variance": 385804.0588
          },
          {
            "average": 216124020.3,
            "count": 42943036,
            "maximum": 216138165.6,
            "minimum": 216089873.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20501.41835,
            "variance": 420308154.6
          },
          {
            "average": 0,
            "count": 42943036,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42943036,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42943036,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42943036,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42943036,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709639.1297,
          5401408.864,
          746.0265361,
          711195.9497,
          5402967.704,
          1182.566536
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709639.1297355283,
                5401408.864258543,
                746.0265361353402
              ],
              [
                709639.1297355283,
                5402967.7042585425,
                746.0265361353402
              ],
              [
                711195.9497355283,
                5402967.7042585425,
                1182.5665361353401
              ],
              [
                711195.9497355283,
                5401408.864258543,
                1182.5665361353401
              ],
              [
                709639.1297355283,
                5401408.864258543,
                746.0265361353402
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:09:25+00:00",
        "end_time": "2018-07-20T02:44:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1490297,
            48.72988185,
            746.0265361,
            -120.1270869,
            48.74441334,
            1182.566536
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1490296743479,
                  48.73040735974487,
                  746.0265361353402
                ],
                [
                  -120.14823689457958,
                  48.74441334469564,
                  746.0265361353402
                ],
                [
                  -120.12708685591011,
                  48.74388757751264,
                  1182.5665361353401
                ],
                [
                  -120.1278854956701,
                  48.72988185003472,
                  1182.5665361353401
                ],
                [
                  -120.1490296743479,
                  48.73040735974487,
                  746.0265361353402
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:09:25Z",
            "pc:count": 42943036,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710417.7213,
                "count": 42943036,
                "maximum": 711195.9497,
                "minimum": 709639.1297,
                "name": "X",
                "position": 0,
                "stddev": 408.9969055,
                "variance": 167278.4687
              },
              {
                "average": 5402171.947,
                "count": 42943036,
                "maximum": 5402967.704,
                "minimum": 5401408.864,
                "name": "Y",
                "position": 1,
                "stddev": 426.9964411,
                "variance": 182325.9607
              },
              {
                "average": 840.0407711,
                "count": 42943036,
                "maximum": 1182.566536,
                "minimum": 746.0265361,
                "name": "Z",
                "position": 2,
                "stddev": 85.81520192,
                "variance": 7364.248881
              },
              {
                "average": 622.7360159,
                "count": 42943036,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 418.1662738,
                "variance": 174863.0325
              },
              {
                "average": 1.469568523,
                "count": 42943036,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7411495402,
                "variance": 0.549302641
              },
              {
                "average": 1.939093011,
                "count": 42943036,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9786885356,
                "variance": 0.9578312498
              },
              {
                "average": 0.4966297446,
                "count": 42943036,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999886471,
                "variance": 0.2499886472
              },
              {
                "average": 0.0003094797489,
                "count": 42943036,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01758931433,
                "variance": 0.0003093839784
              },
              {
                "average": 1.24009567,
                "count": 42943036,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4679763252,
                "variance": 0.2190018409
              },
              {
                "average": -0.5315699657,
                "count": 42943036,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.16595571,
                "variance": 148.0104783
              },
              {
                "average": 0,
                "count": 42943036,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 490.2387435,
                "count": 42943036,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 621.1312734,
                "variance": 385804.0588
              },
              {
                "average": 216124020.3,
                "count": 42943036,
                "maximum": 216138165.6,
                "minimum": 216089873.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20501.41835,
                "variance": 420308154.6
              },
              {
                "average": 0,
                "count": 42943036,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42943036,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42943036,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42943036,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42943036,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709639.1297,
              5401408.864,
              746.0265361,
              711195.9497,
              5402967.704,
              1182.566536
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709639.1297355283,
                    5401408.864258543,
                    746.0265361353402
                  ],
                  [
                    709639.1297355283,
                    5402967.7042585425,
                    746.0265361353402
                  ],
                  [
                    711195.9497355283,
                    5402967.7042585425,
                    1182.5665361353401
                  ],
                  [
                    711195.9497355283,
                    5401408.864258543,
                    1182.5665361353401
                  ],
                  [
                    709639.1297355283,
                    5401408.864258543,
                    746.0265361353402
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:09:25+00:00",
            "end_time": "2018-07-20T02:44:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25046263415501,
              48.635759711005626,
              838.2696072821227
            ],
            [
              -120.24970075338604,
              48.64976390697029,
              838.2696072821227
            ],
            [
              -120.2285895689561,
              48.64925751918344,
              1202.4096072821226
            ],
            [
              -120.22935727971294,
              48.63525357106236,
              1202.4096072821226
            ],
            [
              -120.25046263415501,
              48.635759711005626,
              838.2696072821227
            ]
          ]
        ]
      },
      "bbox": [
        -120.2504626,
        48.63525357,
        838.2696073,
        -120.2285896,
        48.64976391,
        1202.409607
      ],
      "properties": {
        "datetime": "2018-07-21T20:00:43Z",
        "pc:count": 66178000,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703314.1115,
            "count": 66178000,
            "maximum": 704117.4391,
            "minimum": 702560.6991,
            "name": "X",
            "position": 0,
            "stddev": 429.9814142,
            "variance": 184884.0166
          },
          {
            "average": 5391400.456,
            "count": 66178000,
            "maximum": 5392173.763,
            "minimum": 5390615.283,
            "name": "Y",
            "position": 1,
            "stddev": 435.695045,
            "variance": 189830.1722
          },
          {
            "average": 938.8416967,
            "count": 66178000,
            "maximum": 1202.409607,
            "minimum": 838.2696073,
            "name": "Z",
            "position": 2,
            "stddev": 81.82199339,
            "variance": 6694.838603
          },
          {
            "average": 486.9041848,
            "count": 66178000,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.4747793,
            "variance": 141733.2595
          },
          {
            "average": 1.533362643,
            "count": 66178000,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7641044847,
            "variance": 0.5838556636
          },
          {
            "average": 2.066789054,
            "count": 66178000,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9663217448,
            "variance": 0.9337777145
          },
          {
            "average": 0.4966657046,
            "count": 66178000,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999888861,
            "variance": 0.2499888863
          },
          {
            "average": 0.000280621959,
            "count": 66178000,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0167494243,
            "variance": 0.0002805432145
          },
          {
            "average": 1.198404984,
            "count": 66178000,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4252470259,
            "variance": 0.1808350331
          },
          {
            "average": 0.04349468258,
            "count": 66178000,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.76071622,
            "variance": 115.7930136
          },
          {
            "average": 0,
            "count": 66178000,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 46.82801097,
            "count": 66178000,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.9006919,
            "variance": 4212.099809
          },
          {
            "average": 216223858.7,
            "count": 66178000,
            "maximum": 216238443.6,
            "minimum": 216175731.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23670.18179,
            "variance": 560277506.2
          },
          {
            "average": 0,
            "count": 66178000,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66178000,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66178000,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66178000,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66178000,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702560.6991,
          5390615.283,
          838.2696073,
          704117.4391,
          5392173.763,
          1202.409607
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702560.6991293986,
                5390615.283111702,
                838.2696072821227
              ],
              [
                702560.6991293986,
                5392173.763111702,
                838.2696072821227
              ],
              [
                704117.4391293986,
                5392173.763111702,
                1202.4096072821226
              ],
              [
                704117.4391293986,
                5390615.283111702,
                1202.4096072821226
              ],
              [
                702560.6991293986,
                5390615.283111702,
                838.2696072821227
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:00:43+00:00",
        "end_time": "2018-07-21T02:35:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2504626,
            48.63525357,
            838.2696073,
            -120.2285896,
            48.64976391,
            1202.409607
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25046263415501,
                  48.635759711005626,
                  838.2696072821227
                ],
                [
                  -120.24970075338604,
                  48.64976390697029,
                  838.2696072821227
                ],
                [
                  -120.2285895689561,
                  48.64925751918344,
                  1202.4096072821226
                ],
                [
                  -120.22935727971294,
                  48.63525357106236,
                  1202.4096072821226
                ],
                [
                  -120.25046263415501,
                  48.635759711005626,
                  838.2696072821227
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:00:43Z",
            "pc:count": 66178000,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703314.1115,
                "count": 66178000,
                "maximum": 704117.4391,
                "minimum": 702560.6991,
                "name": "X",
                "position": 0,
                "stddev": 429.9814142,
                "variance": 184884.0166
              },
              {
                "average": 5391400.456,
                "count": 66178000,
                "maximum": 5392173.763,
                "minimum": 5390615.283,
                "name": "Y",
                "position": 1,
                "stddev": 435.695045,
                "variance": 189830.1722
              },
              {
                "average": 938.8416967,
                "count": 66178000,
                "maximum": 1202.409607,
                "minimum": 838.2696073,
                "name": "Z",
                "position": 2,
                "stddev": 81.82199339,
                "variance": 6694.838603
              },
              {
                "average": 486.9041848,
                "count": 66178000,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.4747793,
                "variance": 141733.2595
              },
              {
                "average": 1.533362643,
                "count": 66178000,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7641044847,
                "variance": 0.5838556636
              },
              {
                "average": 2.066789054,
                "count": 66178000,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9663217448,
                "variance": 0.9337777145
              },
              {
                "average": 0.4966657046,
                "count": 66178000,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999888861,
                "variance": 0.2499888863
              },
              {
                "average": 0.000280621959,
                "count": 66178000,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0167494243,
                "variance": 0.0002805432145
              },
              {
                "average": 1.198404984,
                "count": 66178000,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4252470259,
                "variance": 0.1808350331
              },
              {
                "average": 0.04349468258,
                "count": 66178000,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.76071622,
                "variance": 115.7930136
              },
              {
                "average": 0,
                "count": 66178000,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 46.82801097,
                "count": 66178000,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.9006919,
                "variance": 4212.099809
              },
              {
                "average": 216223858.7,
                "count": 66178000,
                "maximum": 216238443.6,
                "minimum": 216175731.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23670.18179,
                "variance": 560277506.2
              },
              {
                "average": 0,
                "count": 66178000,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66178000,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66178000,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66178000,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66178000,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702560.6991,
              5390615.283,
              838.2696073,
              704117.4391,
              5392173.763,
              1202.409607
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702560.6991293986,
                    5390615.283111702,
                    838.2696072821227
                  ],
                  [
                    702560.6991293986,
                    5392173.763111702,
                    838.2696072821227
                  ],
                  [
                    704117.4391293986,
                    5392173.763111702,
                    1202.4096072821226
                  ],
                  [
                    704117.4391293986,
                    5390615.283111702,
                    1202.4096072821226
                  ],
                  [
                    702560.6991293986,
                    5390615.283111702,
                    838.2696072821227
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:00:43+00:00",
            "end_time": "2018-07-21T02:35:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18973255294428,
              48.71685369515724,
              1441.6653740046438
            ],
            [
              -120.18895152485905,
              48.730858948004126,
              1441.6653740046438
            ],
            [
              -120.16780723801824,
              48.730340780208785,
              2188.265374004644
            ],
            [
              -120.16859412180796,
              48.71633578108412,
              2188.265374004644
            ],
            [
              -120.18973255294428,
              48.71685369515724,
              1441.6653740046438
            ]
          ]
        ]
      },
      "bbox": [
        -120.1897326,
        48.71633578,
        1441.665374,
        -120.1678072,
        48.73085895,
        2188.265374
      ],
      "properties": {
        "datetime": "2018-07-21T01:02:05Z",
        "pc:count": 43926720,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707474.3981,
            "count": 43926720,
            "maximum": 708258.7886,
            "minimum": 706702.0286,
            "name": "X",
            "position": 0,
            "stddev": 394.8737158,
            "variance": 155925.2514
          },
          {
            "average": 5400571.941,
            "count": 43926720,
            "maximum": 5401349.958,
            "minimum": 5399791.258,
            "name": "Y",
            "position": 1,
            "stddev": 444.859631,
            "variance": 197900.0913
          },
          {
            "average": 1876.863857,
            "count": 43926720,
            "maximum": 2188.265374,
            "minimum": 1441.665374,
            "name": "Z",
            "position": 2,
            "stddev": 136.6240789,
            "variance": 18666.13894
          },
          {
            "average": 1005.154646,
            "count": 43926720,
            "maximum": 3710,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 510.4714433,
            "variance": 260581.0944
          },
          {
            "average": 1.253765362,
            "count": 43926720,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6037014778,
            "variance": 0.3644554743
          },
          {
            "average": 1.507167847,
            "count": 43926720,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8801372005,
            "variance": 0.7746414917
          },
          {
            "average": 0.4973250677,
            "count": 43926720,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928504,
            "variance": 0.2499928504
          },
          {
            "average": 0.0002584986997,
            "count": 43926720,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01607581674,
            "variance": 0.000258431884
          },
          {
            "average": 1.460467,
            "count": 43926720,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5415965047,
            "variance": 0.2933267739
          },
          {
            "average": -2.165906948,
            "count": 43926720,
            "maximum": 25.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.33989307,
            "variance": 177.952747
          },
          {
            "average": 0,
            "count": 43926720,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8124597,
            "count": 43926720,
            "maximum": 163,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.252103736,
            "variance": 5.07197124
          },
          {
            "average": 216168080.3,
            "count": 43926720,
            "maximum": 216170125.7,
            "minimum": 216165445.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1275.705718,
            "variance": 1627425.079
          },
          {
            "average": 0,
            "count": 43926720,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43926720,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43926720,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43926720,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43926720,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706702.0286,
          5399791.258,
          1441.665374,
          708258.7886,
          5401349.958,
          2188.265374
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706702.028636069,
                5399791.2578120995,
                1441.6653740046438
              ],
              [
                706702.028636069,
                5401349.957812099,
                1441.6653740046438
              ],
              [
                708258.788636069,
                5401349.957812099,
                2188.265374004644
              ],
              [
                708258.788636069,
                5399791.2578120995,
                2188.265374004644
              ],
              [
                706702.028636069,
                5399791.2578120995,
                1441.6653740046438
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:02:05+00:00",
        "end_time": "2018-07-20T23:44:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1897326,
            48.71633578,
            1441.665374,
            -120.1678072,
            48.73085895,
            2188.265374
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18973255294428,
                  48.71685369515724,
                  1441.6653740046438
                ],
                [
                  -120.18895152485905,
                  48.730858948004126,
                  1441.6653740046438
                ],
                [
                  -120.16780723801824,
                  48.730340780208785,
                  2188.265374004644
                ],
                [
                  -120.16859412180796,
                  48.71633578108412,
                  2188.265374004644
                ],
                [
                  -120.18973255294428,
                  48.71685369515724,
                  1441.6653740046438
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:02:05Z",
            "pc:count": 43926720,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707474.3981,
                "count": 43926720,
                "maximum": 708258.7886,
                "minimum": 706702.0286,
                "name": "X",
                "position": 0,
                "stddev": 394.8737158,
                "variance": 155925.2514
              },
              {
                "average": 5400571.941,
                "count": 43926720,
                "maximum": 5401349.958,
                "minimum": 5399791.258,
                "name": "Y",
                "position": 1,
                "stddev": 444.859631,
                "variance": 197900.0913
              },
              {
                "average": 1876.863857,
                "count": 43926720,
                "maximum": 2188.265374,
                "minimum": 1441.665374,
                "name": "Z",
                "position": 2,
                "stddev": 136.6240789,
                "variance": 18666.13894
              },
              {
                "average": 1005.154646,
                "count": 43926720,
                "maximum": 3710,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 510.4714433,
                "variance": 260581.0944
              },
              {
                "average": 1.253765362,
                "count": 43926720,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6037014778,
                "variance": 0.3644554743
              },
              {
                "average": 1.507167847,
                "count": 43926720,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8801372005,
                "variance": 0.7746414917
              },
              {
                "average": 0.4973250677,
                "count": 43926720,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928504,
                "variance": 0.2499928504
              },
              {
                "average": 0.0002584986997,
                "count": 43926720,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01607581674,
                "variance": 0.000258431884
              },
              {
                "average": 1.460467,
                "count": 43926720,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5415965047,
                "variance": 0.2933267739
              },
              {
                "average": -2.165906948,
                "count": 43926720,
                "maximum": 25.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.33989307,
                "variance": 177.952747
              },
              {
                "average": 0,
                "count": 43926720,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8124597,
                "count": 43926720,
                "maximum": 163,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.252103736,
                "variance": 5.07197124
              },
              {
                "average": 216168080.3,
                "count": 43926720,
                "maximum": 216170125.7,
                "minimum": 216165445.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1275.705718,
                "variance": 1627425.079
              },
              {
                "average": 0,
                "count": 43926720,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43926720,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43926720,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43926720,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43926720,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706702.0286,
              5399791.258,
              1441.665374,
              708258.7886,
              5401349.958,
              2188.265374
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706702.028636069,
                    5399791.2578120995,
                    1441.6653740046438
                  ],
                  [
                    706702.028636069,
                    5401349.957812099,
                    1441.6653740046438
                  ],
                  [
                    708258.788636069,
                    5401349.957812099,
                    2188.265374004644
                  ],
                  [
                    708258.788636069,
                    5399791.2578120995,
                    2188.265374004644
                  ],
                  [
                    706702.028636069,
                    5399791.2578120995,
                    1441.6653740046438
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:02:05+00:00",
            "end_time": "2018-07-20T23:44:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18963651501166,
              48.68985771836261,
              1265.0008074737552
            ],
            [
              -120.1888561709637,
              48.703863575085066,
              1265.0008074737552
            ],
            [
              -120.16772129577969,
              48.70334555594815,
              1827.0208074737552
            ],
            [
              -120.16850748759985,
              48.689339952854525,
              1827.0208074737552
            ],
            [
              -120.18963651501166,
              48.68985771836261,
              1265.0008074737552
            ]
          ]
        ]
      },
      "bbox": [
        -120.1896365,
        48.68933995,
        1265.000807,
        -120.1677213,
        48.70386358,
        1827.020807
      ],
      "properties": {
        "datetime": "2018-07-21T01:02:59Z",
        "pc:count": 74858635,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707600.9968,
            "count": 74858635,
            "maximum": 708376.6499,
            "minimum": 706819.7499,
            "name": "X",
            "position": 0,
            "stddev": 405.4720846,
            "variance": 164407.6114
          },
          {
            "average": 5397573.601,
            "count": 74858635,
            "maximum": 5398349.882,
            "minimum": 5396791.122,
            "name": "Y",
            "position": 1,
            "stddev": 420.7811629,
            "variance": 177056.7871
          },
          {
            "average": 1575.694873,
            "count": 74858635,
            "maximum": 1827.020807,
            "minimum": 1265.000807,
            "name": "Z",
            "position": 2,
            "stddev": 104.4158276,
            "variance": 10902.66505
          },
          {
            "average": 593.492176,
            "count": 74858635,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 498.0471973,
            "variance": 248051.0108
          },
          {
            "average": 1.774485776,
            "count": 74858635,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.977483408,
            "variance": 0.9554738128
          },
          {
            "average": 2.548624952,
            "count": 74858635,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.221494128,
            "variance": 1.492047905
          },
          {
            "average": 0.4974961406,
            "count": 74858635,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499993734,
            "variance": 0.249993734
          },
          {
            "average": 0.0003024367196,
            "count": 74858635,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01738807797,
            "variance": 0.0003023452556
          },
          {
            "average": 1.208367478,
            "count": 74858635,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4472304481,
            "variance": 0.2000150737
          },
          {
            "average": -0.62337751,
            "count": 74858635,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.75522633,
            "variance": 189.2062514
          },
          {
            "average": 0,
            "count": 74858635,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.7375242,
            "count": 74858635,
            "maximum": 163,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.482577182,
            "variance": 6.163189462
          },
          {
            "average": 216168020,
            "count": 74858635,
            "maximum": 216170179,
            "minimum": 216165373.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1367.025552,
            "variance": 1868758.859
          },
          {
            "average": 0,
            "count": 74858635,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 74858635,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 74858635,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 74858635,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 74858635,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706819.7499,
          5396791.122,
          1265.000807,
          708376.6499,
          5398349.882,
          1827.020807
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706819.7498571696,
                5396791.121989311,
                1265.0008074737552
              ],
              [
                706819.7498571696,
                5398349.8819893105,
                1265.0008074737552
              ],
              [
                708376.6498571695,
                5398349.8819893105,
                1827.0208074737552
              ],
              [
                708376.6498571695,
                5396791.121989311,
                1827.0208074737552
              ],
              [
                706819.7498571696,
                5396791.121989311,
                1265.0008074737552
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:02:59+00:00",
        "end_time": "2018-07-20T23:42:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1896365,
            48.68933995,
            1265.000807,
            -120.1677213,
            48.70386358,
            1827.020807
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18963651501166,
                  48.68985771836261,
                  1265.0008074737552
                ],
                [
                  -120.1888561709637,
                  48.703863575085066,
                  1265.0008074737552
                ],
                [
                  -120.16772129577969,
                  48.70334555594815,
                  1827.0208074737552
                ],
                [
                  -120.16850748759985,
                  48.689339952854525,
                  1827.0208074737552
                ],
                [
                  -120.18963651501166,
                  48.68985771836261,
                  1265.0008074737552
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:02:59Z",
            "pc:count": 74858635,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707600.9968,
                "count": 74858635,
                "maximum": 708376.6499,
                "minimum": 706819.7499,
                "name": "X",
                "position": 0,
                "stddev": 405.4720846,
                "variance": 164407.6114
              },
              {
                "average": 5397573.601,
                "count": 74858635,
                "maximum": 5398349.882,
                "minimum": 5396791.122,
                "name": "Y",
                "position": 1,
                "stddev": 420.7811629,
                "variance": 177056.7871
              },
              {
                "average": 1575.694873,
                "count": 74858635,
                "maximum": 1827.020807,
                "minimum": 1265.000807,
                "name": "Z",
                "position": 2,
                "stddev": 104.4158276,
                "variance": 10902.66505
              },
              {
                "average": 593.492176,
                "count": 74858635,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 498.0471973,
                "variance": 248051.0108
              },
              {
                "average": 1.774485776,
                "count": 74858635,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.977483408,
                "variance": 0.9554738128
              },
              {
                "average": 2.548624952,
                "count": 74858635,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.221494128,
                "variance": 1.492047905
              },
              {
                "average": 0.4974961406,
                "count": 74858635,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499993734,
                "variance": 0.249993734
              },
              {
                "average": 0.0003024367196,
                "count": 74858635,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01738807797,
                "variance": 0.0003023452556
              },
              {
                "average": 1.208367478,
                "count": 74858635,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4472304481,
                "variance": 0.2000150737
              },
              {
                "average": -0.62337751,
                "count": 74858635,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.75522633,
                "variance": 189.2062514
              },
              {
                "average": 0,
                "count": 74858635,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.7375242,
                "count": 74858635,
                "maximum": 163,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.482577182,
                "variance": 6.163189462
              },
              {
                "average": 216168020,
                "count": 74858635,
                "maximum": 216170179,
                "minimum": 216165373.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1367.025552,
                "variance": 1868758.859
              },
              {
                "average": 0,
                "count": 74858635,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 74858635,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 74858635,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 74858635,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 74858635,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706819.7499,
              5396791.122,
              1265.000807,
              708376.6499,
              5398349.882,
              1827.020807
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706819.7498571696,
                    5396791.121989311,
                    1265.0008074737552
                  ],
                  [
                    706819.7498571696,
                    5398349.8819893105,
                    1265.0008074737552
                  ],
                  [
                    708376.6498571695,
                    5398349.8819893105,
                    1827.0208074737552
                  ],
                  [
                    708376.6498571695,
                    5396791.121989311,
                    1827.0208074737552
                  ],
                  [
                    706819.7498571696,
                    5396791.121989311,
                    1265.0008074737552
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:02:59+00:00",
            "end_time": "2018-07-20T23:42:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10767280353976,
              48.433537529123306,
              802.8342314307213
            ],
            [
              -120.10687718359674,
              48.447538340411235,
              802.8342314307213
            ],
            [
              -120.08584768672065,
              48.447007301762554,
              1250.8142314307213
            ],
            [
              -120.086649069976,
              48.43300675008952,
              1250.8142314307213
            ],
            [
              -120.10767280353976,
              48.433537529123306,
              802.8342314307213
            ]
          ]
        ]
      },
      "bbox": [
        -120.1076728,
        48.43300675,
        802.8342314,
        -120.0858477,
        48.44753834,
        1250.814231
      ],
      "properties": {
        "datetime": "2018-07-20T02:20:36Z",
        "pc:count": 37357505,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714720.2586,
            "count": 37357505,
            "maximum": 715487.0454,
            "minimum": 713929.9454,
            "name": "X",
            "position": 0,
            "stddev": 448.6497333,
            "variance": 201286.5832
          },
          {
            "average": 5369278.383,
            "count": 37357505,
            "maximum": 5370087.761,
            "minimum": 5368529.521,
            "name": "Y",
            "position": 1,
            "stddev": 428.6791483,
            "variance": 183765.8122
          },
          {
            "average": 991.3082313,
            "count": 37357505,
            "maximum": 1250.814231,
            "minimum": 802.8342314,
            "name": "Z",
            "position": 2,
            "stddev": 90.9666729,
            "variance": 8274.935579
          },
          {
            "average": 1109.580244,
            "count": 37357505,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 412.5257362,
            "variance": 170177.483
          },
          {
            "average": 1.139170991,
            "count": 37357505,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4549953663,
            "variance": 0.2070207834
          },
          {
            "average": 1.278291203,
            "count": 37357505,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.680012716,
            "variance": 0.462417294
          },
          {
            "average": 0.4964155931,
            "count": 37357505,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871586,
            "variance": 0.2499871587
          },
          {
            "average": 0.0002993775949,
            "count": 37357505,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0172999415,
            "variance": 0.000299287976
          },
          {
            "average": 1.522654364,
            "count": 37357505,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5277178738,
            "variance": 0.2784861543
          },
          {
            "average": -0.5576222339,
            "count": 37357505,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.9201355,
            "variance": 119.2493592
          },
          {
            "average": 0,
            "count": 37357505,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.3439635,
            "count": 37357505,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.220694771,
            "variance": 4.931485264
          },
          {
            "average": 216085695.1,
            "count": 37357505,
            "maximum": 216088436.2,
            "minimum": 216083438.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1360.036704,
            "variance": 1849699.837
          },
          {
            "average": 0,
            "count": 37357505,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37357505,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37357505,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37357505,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37357505,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713929.9454,
          5368529.521,
          802.8342314,
          715487.0454,
          5370087.761,
          1250.814231
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713929.945378603,
                5368529.520908815,
                802.8342314307213
              ],
              [
                713929.945378603,
                5370087.760908815,
                802.8342314307213
              ],
              [
                715487.045378603,
                5370087.760908815,
                1250.8142314307213
              ],
              [
                715487.045378603,
                5368529.520908815,
                1250.8142314307213
              ],
              [
                713929.945378603,
                5368529.520908815,
                802.8342314307213
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:20:36+00:00",
        "end_time": "2018-07-20T00:57:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1076728,
            48.43300675,
            802.8342314,
            -120.0858477,
            48.44753834,
            1250.814231
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10767280353976,
                  48.433537529123306,
                  802.8342314307213
                ],
                [
                  -120.10687718359674,
                  48.447538340411235,
                  802.8342314307213
                ],
                [
                  -120.08584768672065,
                  48.447007301762554,
                  1250.8142314307213
                ],
                [
                  -120.086649069976,
                  48.43300675008952,
                  1250.8142314307213
                ],
                [
                  -120.10767280353976,
                  48.433537529123306,
                  802.8342314307213
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:20:36Z",
            "pc:count": 37357505,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714720.2586,
                "count": 37357505,
                "maximum": 715487.0454,
                "minimum": 713929.9454,
                "name": "X",
                "position": 0,
                "stddev": 448.6497333,
                "variance": 201286.5832
              },
              {
                "average": 5369278.383,
                "count": 37357505,
                "maximum": 5370087.761,
                "minimum": 5368529.521,
                "name": "Y",
                "position": 1,
                "stddev": 428.6791483,
                "variance": 183765.8122
              },
              {
                "average": 991.3082313,
                "count": 37357505,
                "maximum": 1250.814231,
                "minimum": 802.8342314,
                "name": "Z",
                "position": 2,
                "stddev": 90.9666729,
                "variance": 8274.935579
              },
              {
                "average": 1109.580244,
                "count": 37357505,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 412.5257362,
                "variance": 170177.483
              },
              {
                "average": 1.139170991,
                "count": 37357505,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4549953663,
                "variance": 0.2070207834
              },
              {
                "average": 1.278291203,
                "count": 37357505,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.680012716,
                "variance": 0.462417294
              },
              {
                "average": 0.4964155931,
                "count": 37357505,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871586,
                "variance": 0.2499871587
              },
              {
                "average": 0.0002993775949,
                "count": 37357505,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0172999415,
                "variance": 0.000299287976
              },
              {
                "average": 1.522654364,
                "count": 37357505,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5277178738,
                "variance": 0.2784861543
              },
              {
                "average": -0.5576222339,
                "count": 37357505,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.9201355,
                "variance": 119.2493592
              },
              {
                "average": 0,
                "count": 37357505,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.3439635,
                "count": 37357505,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.220694771,
                "variance": 4.931485264
              },
              {
                "average": 216085695.1,
                "count": 37357505,
                "maximum": 216088436.2,
                "minimum": 216083438.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1360.036704,
                "variance": 1849699.837
              },
              {
                "average": 0,
                "count": 37357505,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37357505,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37357505,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37357505,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37357505,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713929.9454,
              5368529.521,
              802.8342314,
              715487.0454,
              5370087.761,
              1250.814231
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713929.945378603,
                    5368529.520908815,
                    802.8342314307213
                  ],
                  [
                    713929.945378603,
                    5370087.760908815,
                    802.8342314307213
                  ],
                  [
                    715487.045378603,
                    5370087.760908815,
                    1250.8142314307213
                  ],
                  [
                    715487.045378603,
                    5368529.520908815,
                    1250.8142314307213
                  ],
                  [
                    713929.945378603,
                    5368529.520908815,
                    802.8342314307213
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:20:36+00:00",
            "end_time": "2018-07-20T00:57:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20856569957886,
              48.325453452203746,
              871.0880747730437
            ],
            [
              -120.20780092469717,
              48.339451979441115,
              871.0880747730437
            ],
            [
              -120.18681461100338,
              48.33894024890256,
              1316.1480747730436
            ],
            [
              -120.18758511556166,
              48.32494197168651,
              1316.1480747730436
            ],
            [
              -120.20856569957886,
              48.325453452203746,
              871.0880747730437
            ]
          ]
        ]
      },
      "bbox": [
        -120.2085657,
        48.32494197,
        871.0880748,
        -120.1868146,
        48.33945198,
        1316.148075
      ],
      "properties": {
        "datetime": "2018-07-21T02:21:09Z",
        "pc:count": 60018394,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707738.818,
            "count": 60018394,
            "maximum": 708463.0583,
            "minimum": 706905.9983,
            "name": "X",
            "position": 0,
            "stddev": 429.2518086,
            "variance": 184257.1152
          },
          {
            "average": 5357031.18,
            "count": 60018394,
            "maximum": 5357797.979,
            "minimum": 5356240.159,
            "name": "Y",
            "position": 1,
            "stddev": 434.7661342,
            "variance": 189021.5914
          },
          {
            "average": 1085.909727,
            "count": 60018394,
            "maximum": 1316.148075,
            "minimum": 871.0880748,
            "name": "Z",
            "position": 2,
            "stddev": 96.17103253,
            "variance": 9248.867497
          },
          {
            "average": 651.812674,
            "count": 60018394,
            "maximum": 4095,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 436.1638143,
            "variance": 190238.8729
          },
          {
            "average": 1.556313236,
            "count": 60018394,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8241658601,
            "variance": 0.679249365
          },
          {
            "average": 2.112774227,
            "count": 60018394,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.082578591,
            "variance": 1.171976405
          },
          {
            "average": 0.4967054767,
            "count": 60018394,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891502,
            "variance": 0.2499891503
          },
          {
            "average": 0.0002727163942,
            "count": 60018394,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01651187526,
            "variance": 0.0002726420246
          },
          {
            "average": 1.230015968,
            "count": 60018394,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4636964942,
            "variance": 0.2150144388
          },
          {
            "average": -0.5721012005,
            "count": 60018394,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.92683862,
            "variance": 142.2494796
          },
          {
            "average": 0,
            "count": 60018394,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.7483501,
            "count": 60018394,
            "maximum": 172,
            "minimum": 160,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.614623437,
            "variance": 6.836255717
          },
          {
            "average": 216171126.5,
            "count": 60018394,
            "maximum": 216174869.6,
            "minimum": 216168846,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1313.823533,
            "variance": 1726132.275
          },
          {
            "average": 0,
            "count": 60018394,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60018394,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60018394,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60018394,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60018394,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706905.9983,
          5356240.159,
          871.0880748,
          708463.0583,
          5357797.979,
          1316.148075
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706905.9983173732,
                5356240.15932058,
                871.0880747730437
              ],
              [
                706905.9983173732,
                5357797.97932058,
                871.0880747730437
              ],
              [
                708463.0583173733,
                5357797.97932058,
                1316.1480747730436
              ],
              [
                708463.0583173733,
                5356240.15932058,
                1316.1480747730436
              ],
              [
                706905.9983173732,
                5356240.15932058,
                871.0880747730437
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:21:09+00:00",
        "end_time": "2018-07-21T00:40:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2085657,
            48.32494197,
            871.0880748,
            -120.1868146,
            48.33945198,
            1316.148075
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20856569957886,
                  48.325453452203746,
                  871.0880747730437
                ],
                [
                  -120.20780092469717,
                  48.339451979441115,
                  871.0880747730437
                ],
                [
                  -120.18681461100338,
                  48.33894024890256,
                  1316.1480747730436
                ],
                [
                  -120.18758511556166,
                  48.32494197168651,
                  1316.1480747730436
                ],
                [
                  -120.20856569957886,
                  48.325453452203746,
                  871.0880747730437
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:21:09Z",
            "pc:count": 60018394,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707738.818,
                "count": 60018394,
                "maximum": 708463.0583,
                "minimum": 706905.9983,
                "name": "X",
                "position": 0,
                "stddev": 429.2518086,
                "variance": 184257.1152
              },
              {
                "average": 5357031.18,
                "count": 60018394,
                "maximum": 5357797.979,
                "minimum": 5356240.159,
                "name": "Y",
                "position": 1,
                "stddev": 434.7661342,
                "variance": 189021.5914
              },
              {
                "average": 1085.909727,
                "count": 60018394,
                "maximum": 1316.148075,
                "minimum": 871.0880748,
                "name": "Z",
                "position": 2,
                "stddev": 96.17103253,
                "variance": 9248.867497
              },
              {
                "average": 651.812674,
                "count": 60018394,
                "maximum": 4095,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 436.1638143,
                "variance": 190238.8729
              },
              {
                "average": 1.556313236,
                "count": 60018394,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8241658601,
                "variance": 0.679249365
              },
              {
                "average": 2.112774227,
                "count": 60018394,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.082578591,
                "variance": 1.171976405
              },
              {
                "average": 0.4967054767,
                "count": 60018394,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891502,
                "variance": 0.2499891503
              },
              {
                "average": 0.0002727163942,
                "count": 60018394,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01651187526,
                "variance": 0.0002726420246
              },
              {
                "average": 1.230015968,
                "count": 60018394,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4636964942,
                "variance": 0.2150144388
              },
              {
                "average": -0.5721012005,
                "count": 60018394,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.92683862,
                "variance": 142.2494796
              },
              {
                "average": 0,
                "count": 60018394,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.7483501,
                "count": 60018394,
                "maximum": 172,
                "minimum": 160,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.614623437,
                "variance": 6.836255717
              },
              {
                "average": 216171126.5,
                "count": 60018394,
                "maximum": 216174869.6,
                "minimum": 216168846,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1313.823533,
                "variance": 1726132.275
              },
              {
                "average": 0,
                "count": 60018394,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60018394,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60018394,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60018394,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60018394,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706905.9983,
              5356240.159,
              871.0880748,
              708463.0583,
              5357797.979,
              1316.148075
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706905.9983173732,
                    5356240.15932058,
                    871.0880747730437
                  ],
                  [
                    706905.9983173732,
                    5357797.97932058,
                    871.0880747730437
                  ],
                  [
                    708463.0583173733,
                    5357797.97932058,
                    1316.1480747730436
                  ],
                  [
                    708463.0583173733,
                    5356240.15932058,
                    1316.1480747730436
                  ],
                  [
                    706905.9983173732,
                    5356240.15932058,
                    871.0880747730437
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:21:09+00:00",
            "end_time": "2018-07-21T00:40:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14887760897918,
              48.6764180156457,
              684.1490582115722
            ],
            [
              -120.14808636110206,
              48.69042287267877,
              684.1490582115722
            ],
            [
              -120.1269575889544,
              48.68989747595076,
              1099.3890582115723
            ],
            [
              -120.12775467930878,
              48.67589287612447,
              1099.3890582115723
            ],
            [
              -120.14887760897918,
              48.6764180156457,
              684.1490582115722
            ]
          ]
        ]
      },
      "bbox": [
        -120.1488776,
        48.67589288,
        684.1490582,
        -120.1269576,
        48.69042287,
        1099.389058
      ],
      "properties": {
        "datetime": "2018-07-20T16:07:52Z",
        "pc:count": 48022715,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710659.5783,
            "count": 48022715,
            "maximum": 711431.7499,
            "minimum": 709874.8299,
            "name": "X",
            "position": 0,
            "stddev": 435.860504,
            "variance": 189974.3789
          },
          {
            "average": 5396201.448,
            "count": 48022715,
            "maximum": 5396967.507,
            "minimum": 5395408.807,
            "name": "Y",
            "position": 1,
            "stddev": 429.2909699,
            "variance": 184290.7368
          },
          {
            "average": 797.2779086,
            "count": 48022715,
            "maximum": 1099.389058,
            "minimum": 684.1490582,
            "name": "Z",
            "position": 2,
            "stddev": 95.48141196,
            "variance": 9116.70003
          },
          {
            "average": 606.4244528,
            "count": 48022715,
            "maximum": 4095,
            "minimum": 11,
            "name": "Intensity",
            "position": 3,
            "stddev": 472.959795,
            "variance": 223690.9677
          },
          {
            "average": 1.551401311,
            "count": 48022715,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7784968984,
            "variance": 0.6060574208
          },
          {
            "average": 2.10270067,
            "count": 48022715,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9811641311,
            "variance": 0.9626830522
          },
          {
            "average": 0.4960118769,
            "count": 48022715,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999840998,
            "variance": 0.2499841001
          },
          {
            "average": 0.0003104988962,
            "count": 48022715,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01761824319,
            "variance": 0.0003104024931
          },
          {
            "average": 1.271838795,
            "count": 48022715,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4863935504,
            "variance": 0.2365786859
          },
          {
            "average": -0.3374658173,
            "count": 48022715,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.40451123,
            "variance": 130.0628764
          },
          {
            "average": 0,
            "count": 48022715,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 518.651012,
            "count": 48022715,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 639.3046606,
            "variance": 408710.4491
          },
          {
            "average": 216123780.4,
            "count": 48022715,
            "maximum": 216138072.6,
            "minimum": 216089773.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20572.10236,
            "variance": 423211395.7
          },
          {
            "average": 0,
            "count": 48022715,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48022715,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48022715,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48022715,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48022715,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709874.8299,
          5395408.807,
          684.1490582,
          711431.7499,
          5396967.507,
          1099.389058
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709874.8299253087,
                5395408.807204105,
                684.1490582115722
              ],
              [
                709874.8299253087,
                5396967.507204104,
                684.1490582115722
              ],
              [
                711431.7499253086,
                5396967.507204104,
                1099.3890582115723
              ],
              [
                711431.7499253086,
                5395408.807204105,
                1099.3890582115723
              ],
              [
                709874.8299253087,
                5395408.807204105,
                684.1490582115722
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:07:52+00:00",
        "end_time": "2018-07-20T02:42:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1488776,
            48.67589288,
            684.1490582,
            -120.1269576,
            48.69042287,
            1099.389058
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14887760897918,
                  48.6764180156457,
                  684.1490582115722
                ],
                [
                  -120.14808636110206,
                  48.69042287267877,
                  684.1490582115722
                ],
                [
                  -120.1269575889544,
                  48.68989747595076,
                  1099.3890582115723
                ],
                [
                  -120.12775467930878,
                  48.67589287612447,
                  1099.3890582115723
                ],
                [
                  -120.14887760897918,
                  48.6764180156457,
                  684.1490582115722
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:07:52Z",
            "pc:count": 48022715,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710659.5783,
                "count": 48022715,
                "maximum": 711431.7499,
                "minimum": 709874.8299,
                "name": "X",
                "position": 0,
                "stddev": 435.860504,
                "variance": 189974.3789
              },
              {
                "average": 5396201.448,
                "count": 48022715,
                "maximum": 5396967.507,
                "minimum": 5395408.807,
                "name": "Y",
                "position": 1,
                "stddev": 429.2909699,
                "variance": 184290.7368
              },
              {
                "average": 797.2779086,
                "count": 48022715,
                "maximum": 1099.389058,
                "minimum": 684.1490582,
                "name": "Z",
                "position": 2,
                "stddev": 95.48141196,
                "variance": 9116.70003
              },
              {
                "average": 606.4244528,
                "count": 48022715,
                "maximum": 4095,
                "minimum": 11,
                "name": "Intensity",
                "position": 3,
                "stddev": 472.959795,
                "variance": 223690.9677
              },
              {
                "average": 1.551401311,
                "count": 48022715,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7784968984,
                "variance": 0.6060574208
              },
              {
                "average": 2.10270067,
                "count": 48022715,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9811641311,
                "variance": 0.9626830522
              },
              {
                "average": 0.4960118769,
                "count": 48022715,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999840998,
                "variance": 0.2499841001
              },
              {
                "average": 0.0003104988962,
                "count": 48022715,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01761824319,
                "variance": 0.0003104024931
              },
              {
                "average": 1.271838795,
                "count": 48022715,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4863935504,
                "variance": 0.2365786859
              },
              {
                "average": -0.3374658173,
                "count": 48022715,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.40451123,
                "variance": 130.0628764
              },
              {
                "average": 0,
                "count": 48022715,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 518.651012,
                "count": 48022715,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 639.3046606,
                "variance": 408710.4491
              },
              {
                "average": 216123780.4,
                "count": 48022715,
                "maximum": 216138072.6,
                "minimum": 216089773.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20572.10236,
                "variance": 423211395.7
              },
              {
                "average": 0,
                "count": 48022715,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48022715,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48022715,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48022715,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48022715,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709874.8299,
              5395408.807,
              684.1490582,
              711431.7499,
              5396967.507,
              1099.389058
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709874.8299253087,
                    5395408.807204105,
                    684.1490582115722
                  ],
                  [
                    709874.8299253087,
                    5396967.507204104,
                    684.1490582115722
                  ],
                  [
                    711431.7499253086,
                    5396967.507204104,
                    1099.3890582115723
                  ],
                  [
                    711431.7499253086,
                    5395408.807204105,
                    1099.3890582115723
                  ],
                  [
                    709874.8299253087,
                    5395408.807204105,
                    684.1490582115722
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:07:52+00:00",
            "end_time": "2018-07-20T02:42:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14906667780096,
              48.743905389254024,
              776.7245005442517
            ],
            [
              -120.14829005409672,
              48.75761969373353,
              776.7245005442517
            ],
            [
              -120.12713392746518,
              48.75709381716612,
              1122.5645005442516
            ],
            [
              -120.12791629350022,
              48.74337976486688,
              1122.5645005442516
            ],
            [
              -120.14906667780096,
              48.743905389254024,
              776.7245005442517
            ]
          ]
        ]
      },
      "bbox": [
        -120.1490667,
        48.74337976,
        776.7245005,
        -120.1271339,
        48.75761969,
        1122.564501
      ],
      "properties": {
        "datetime": "2018-07-20T16:09:48Z",
        "pc:count": 36134287,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710283.3995,
            "count": 36134287,
            "maximum": 711137.1107,
            "minimum": 709580.2507,
            "name": "X",
            "position": 0,
            "stddev": 401.6163934,
            "variance": 161295.7274
          },
          {
            "average": 5403583.051,
            "count": 36134287,
            "maximum": 5404435.345,
            "minimum": 5402908.965,
            "name": "Y",
            "position": 1,
            "stddev": 388.8763435,
            "variance": 151224.8105
          },
          {
            "average": 840.6308193,
            "count": 36134287,
            "maximum": 1122.564501,
            "minimum": 776.7245005,
            "name": "Z",
            "position": 2,
            "stddev": 51.03609498,
            "variance": 2604.682991
          },
          {
            "average": 682.1529268,
            "count": 36134287,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 447.5604951,
            "variance": 200310.3967
          },
          {
            "average": 1.463925302,
            "count": 36134287,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7501933887,
            "variance": 0.5627901205
          },
          {
            "average": 1.927774969,
            "count": 36134287,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.004582605,
            "variance": 1.009186209
          },
          {
            "average": 0.4962633412,
            "count": 36134287,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999860441,
            "variance": 0.2499860443
          },
          {
            "average": 0.0002918280911,
            "count": 36134287,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01708048406,
            "variance": 0.0002917429356
          },
          {
            "average": 1.277516338,
            "count": 36134287,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4712977235,
            "variance": 0.2221215442
          },
          {
            "average": -0.3063061895,
            "count": 36134287,
            "maximum": 22.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.78626664,
            "variance": 138.9160814
          },
          {
            "average": 0,
            "count": 36134287,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 554.331129,
            "count": 36134287,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 653.5325329,
            "variance": 427104.7716
          },
          {
            "average": 216126177.2,
            "count": 36134287,
            "maximum": 216138188.4,
            "minimum": 216089898.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 19283.85498,
            "variance": 371867062.7
          },
          {
            "average": 0,
            "count": 36134287,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36134287,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36134287,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36134287,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36134287,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709580.2507,
          5402908.965,
          776.7245005,
          711137.1107,
          5404435.345,
          1122.564501
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709580.2507256396,
                5402908.965074831,
                776.7245005442517
              ],
              [
                709580.2507256396,
                5404435.3450748315,
                776.7245005442517
              ],
              [
                711137.1107256397,
                5404435.3450748315,
                1122.5645005442516
              ],
              [
                711137.1107256397,
                5402908.965074831,
                1122.5645005442516
              ],
              [
                709580.2507256396,
                5402908.965074831,
                776.7245005442517
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:09:48+00:00",
        "end_time": "2018-07-20T02:44:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1490667,
            48.74337976,
            776.7245005,
            -120.1271339,
            48.75761969,
            1122.564501
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14906667780096,
                  48.743905389254024,
                  776.7245005442517
                ],
                [
                  -120.14829005409672,
                  48.75761969373353,
                  776.7245005442517
                ],
                [
                  -120.12713392746518,
                  48.75709381716612,
                  1122.5645005442516
                ],
                [
                  -120.12791629350022,
                  48.74337976486688,
                  1122.5645005442516
                ],
                [
                  -120.14906667780096,
                  48.743905389254024,
                  776.7245005442517
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:09:48Z",
            "pc:count": 36134287,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710283.3995,
                "count": 36134287,
                "maximum": 711137.1107,
                "minimum": 709580.2507,
                "name": "X",
                "position": 0,
                "stddev": 401.6163934,
                "variance": 161295.7274
              },
              {
                "average": 5403583.051,
                "count": 36134287,
                "maximum": 5404435.345,
                "minimum": 5402908.965,
                "name": "Y",
                "position": 1,
                "stddev": 388.8763435,
                "variance": 151224.8105
              },
              {
                "average": 840.6308193,
                "count": 36134287,
                "maximum": 1122.564501,
                "minimum": 776.7245005,
                "name": "Z",
                "position": 2,
                "stddev": 51.03609498,
                "variance": 2604.682991
              },
              {
                "average": 682.1529268,
                "count": 36134287,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 447.5604951,
                "variance": 200310.3967
              },
              {
                "average": 1.463925302,
                "count": 36134287,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7501933887,
                "variance": 0.5627901205
              },
              {
                "average": 1.927774969,
                "count": 36134287,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.004582605,
                "variance": 1.009186209
              },
              {
                "average": 0.4962633412,
                "count": 36134287,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999860441,
                "variance": 0.2499860443
              },
              {
                "average": 0.0002918280911,
                "count": 36134287,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01708048406,
                "variance": 0.0002917429356
              },
              {
                "average": 1.277516338,
                "count": 36134287,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4712977235,
                "variance": 0.2221215442
              },
              {
                "average": -0.3063061895,
                "count": 36134287,
                "maximum": 22.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.78626664,
                "variance": 138.9160814
              },
              {
                "average": 0,
                "count": 36134287,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 554.331129,
                "count": 36134287,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 653.5325329,
                "variance": 427104.7716
              },
              {
                "average": 216126177.2,
                "count": 36134287,
                "maximum": 216138188.4,
                "minimum": 216089898.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 19283.85498,
                "variance": 371867062.7
              },
              {
                "average": 0,
                "count": 36134287,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36134287,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36134287,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36134287,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36134287,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709580.2507,
              5402908.965,
              776.7245005,
              711137.1107,
              5404435.345,
              1122.564501
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709580.2507256396,
                    5402908.965074831,
                    776.7245005442517
                  ],
                  [
                    709580.2507256396,
                    5404435.3450748315,
                    776.7245005442517
                  ],
                  [
                    711137.1107256397,
                    5404435.3450748315,
                    1122.5645005442516
                  ],
                  [
                    711137.1107256397,
                    5402908.965074831,
                    1122.5645005442516
                  ],
                  [
                    709580.2507256396,
                    5402908.965074831,
                    776.7245005442517
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:09:48+00:00",
            "end_time": "2018-07-20T02:44:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23018091487798,
              48.64929647624451,
              1149.242732282239
            ],
            [
              -120.22941302378699,
              48.66330093896392,
              1149.242732282239
            ],
            [
              -120.20829573571602,
              48.66279070790586,
              1715.422732282239
            ],
            [
              -120.20906946117775,
              48.64878649493111,
              1715.422732282239
            ],
            [
              -120.23018091487798,
              48.64929647624451,
              1149.242732282239
            ]
          ]
        ]
      },
      "bbox": [
        -120.2301809,
        48.64878649,
        1149.242732,
        -120.2082957,
        48.66330094,
        1715.422732
      ],
      "properties": {
        "datetime": "2018-07-21T18:56:03Z",
        "pc:count": 69652055,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704785.9469,
            "count": 69652055,
            "maximum": 705556.889,
            "minimum": 704000.089,
            "name": "X",
            "position": 0,
            "stddev": 430.7193427,
            "variance": 185519.1522
          },
          {
            "average": 5392968.517,
            "count": 69652055,
            "maximum": 5393732.375,
            "minimum": 5392173.835,
            "name": "Y",
            "position": 1,
            "stddev": 426.8298405,
            "variance": 182183.7127
          },
          {
            "average": 1389.348222,
            "count": 69652055,
            "maximum": 1715.422732,
            "minimum": 1149.242732,
            "name": "Z",
            "position": 2,
            "stddev": 125.6669095,
            "variance": 15792.17214
          },
          {
            "average": 537.1047808,
            "count": 69652055,
            "maximum": 4095,
            "minimum": 14,
            "name": "Intensity",
            "position": 3,
            "stddev": 445.0061208,
            "variance": 198030.4476
          },
          {
            "average": 1.764693102,
            "count": 69652055,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9395818719,
            "variance": 0.882814094
          },
          {
            "average": 2.530009229,
            "count": 69652055,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.139828552,
            "variance": 1.299209128
          },
          {
            "average": 0.4973023265,
            "count": 69652055,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999927261,
            "variance": 0.2499927261
          },
          {
            "average": 0.0002501720875,
            "count": 69652055,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01581485078,
            "variance": 0.000250109505
          },
          {
            "average": 1.190369387,
            "count": 69652055,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4429868664,
            "variance": 0.1962373638
          },
          {
            "average": -0.3612723832,
            "count": 69652055,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.33886859,
            "variance": 177.9254154
          },
          {
            "average": 0,
            "count": 69652055,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.3153205,
            "count": 69652055,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 31.91842263,
            "variance": 1018.785703
          },
          {
            "average": 216177321.1,
            "count": 69652055,
            "maximum": 216234563.2,
            "minimum": 216171740.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 11968.88039,
            "variance": 143254097.9
          },
          {
            "average": 0,
            "count": 69652055,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69652055,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69652055,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69652055,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69652055,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704000.089,
          5392173.835,
          1149.242732,
          705556.889,
          5393732.375,
          1715.422732
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704000.0890494877,
                5392173.835434331,
                1149.242732282239
              ],
              [
                704000.0890494877,
                5393732.37543433,
                1149.242732282239
              ],
              [
                705556.8890494878,
                5393732.37543433,
                1715.422732282239
              ],
              [
                705556.8890494878,
                5392173.835434331,
                1715.422732282239
              ],
              [
                704000.0890494877,
                5392173.835434331,
                1149.242732282239
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:56:03+00:00",
        "end_time": "2018-07-21T01:29:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2301809,
            48.64878649,
            1149.242732,
            -120.2082957,
            48.66330094,
            1715.422732
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23018091487798,
                  48.64929647624451,
                  1149.242732282239
                ],
                [
                  -120.22941302378699,
                  48.66330093896392,
                  1149.242732282239
                ],
                [
                  -120.20829573571602,
                  48.66279070790586,
                  1715.422732282239
                ],
                [
                  -120.20906946117775,
                  48.64878649493111,
                  1715.422732282239
                ],
                [
                  -120.23018091487798,
                  48.64929647624451,
                  1149.242732282239
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:56:03Z",
            "pc:count": 69652055,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704785.9469,
                "count": 69652055,
                "maximum": 705556.889,
                "minimum": 704000.089,
                "name": "X",
                "position": 0,
                "stddev": 430.7193427,
                "variance": 185519.1522
              },
              {
                "average": 5392968.517,
                "count": 69652055,
                "maximum": 5393732.375,
                "minimum": 5392173.835,
                "name": "Y",
                "position": 1,
                "stddev": 426.8298405,
                "variance": 182183.7127
              },
              {
                "average": 1389.348222,
                "count": 69652055,
                "maximum": 1715.422732,
                "minimum": 1149.242732,
                "name": "Z",
                "position": 2,
                "stddev": 125.6669095,
                "variance": 15792.17214
              },
              {
                "average": 537.1047808,
                "count": 69652055,
                "maximum": 4095,
                "minimum": 14,
                "name": "Intensity",
                "position": 3,
                "stddev": 445.0061208,
                "variance": 198030.4476
              },
              {
                "average": 1.764693102,
                "count": 69652055,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9395818719,
                "variance": 0.882814094
              },
              {
                "average": 2.530009229,
                "count": 69652055,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.139828552,
                "variance": 1.299209128
              },
              {
                "average": 0.4973023265,
                "count": 69652055,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999927261,
                "variance": 0.2499927261
              },
              {
                "average": 0.0002501720875,
                "count": 69652055,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01581485078,
                "variance": 0.000250109505
              },
              {
                "average": 1.190369387,
                "count": 69652055,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4429868664,
                "variance": 0.1962373638
              },
              {
                "average": -0.3612723832,
                "count": 69652055,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.33886859,
                "variance": 177.9254154
              },
              {
                "average": 0,
                "count": 69652055,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.3153205,
                "count": 69652055,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 31.91842263,
                "variance": 1018.785703
              },
              {
                "average": 216177321.1,
                "count": 69652055,
                "maximum": 216234563.2,
                "minimum": 216171740.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 11968.88039,
                "variance": 143254097.9
              },
              {
                "average": 0,
                "count": 69652055,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69652055,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69652055,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69652055,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69652055,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704000.089,
              5392173.835,
              1149.242732,
              705556.889,
              5393732.375,
              1715.422732
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704000.0890494877,
                    5392173.835434331,
                    1149.242732282239
                  ],
                  [
                    704000.0890494877,
                    5393732.37543433,
                    1149.242732282239
                  ],
                  [
                    705556.8890494878,
                    5393732.37543433,
                    1715.422732282239
                  ],
                  [
                    705556.8890494878,
                    5392173.835434331,
                    1715.422732282239
                  ],
                  [
                    704000.0890494877,
                    5392173.835434331,
                    1149.242732282239
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:56:03+00:00",
            "end_time": "2018-07-21T01:29:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18915097967245,
              48.73033740899596,
              1448.1196844230524
            ],
            [
              -120.188369489964,
              48.74434136400895,
              1448.1196844230524
            ],
            [
              -120.16784857549068,
              48.74383845635167,
              2196.2796844230525
            ],
            [
              -120.16863575044702,
              48.729834747581364,
              2196.2796844230525
            ],
            [
              -120.18915097967245,
              48.73033740899596,
              1448.1196844230524
            ]
          ]
        ]
      },
      "bbox": [
        -120.189151,
        48.72983475,
        1448.119684,
        -120.1678486,
        48.74434136,
        2196.279684
      ],
      "properties": {
        "datetime": "2018-07-21T00:58:38Z",
        "pc:count": 42433907,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707512.6518,
            "count": 42433907,
            "maximum": 708199.9629,
            "minimum": 706689.5029,
            "name": "X",
            "position": 0,
            "stddev": 348.2654391,
            "variance": 121288.8161
          },
          {
            "average": 5402037.748,
            "count": 42433907,
            "maximum": 5402850.011,
            "minimum": 5401291.451,
            "name": "Y",
            "position": 1,
            "stddev": 421.9345608,
            "variance": 178028.7736
          },
          {
            "average": 1902.503934,
            "count": 42433907,
            "maximum": 2196.279684,
            "minimum": 1448.119684,
            "name": "Z",
            "position": 2,
            "stddev": 164.6957012,
            "variance": 27124.67398
          },
          {
            "average": 843.4259691,
            "count": 42433907,
            "maximum": 3076,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 535.2158636,
            "variance": 286456.0206
          },
          {
            "average": 1.443194495,
            "count": 42433907,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8097535156,
            "variance": 0.655700756
          },
          {
            "average": 1.886627715,
            "count": 42433907,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.152301143,
            "variance": 1.327797925
          },
          {
            "average": 0.4983664361,
            "count": 42433907,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999973374,
            "variance": 0.2499973374
          },
          {
            "average": 0.0002348122222,
            "count": 42433907,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01532178485,
            "variance": 0.000234757091
          },
          {
            "average": 1.374385041,
            "count": 42433907,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5322393125,
            "variance": 0.2832786858
          },
          {
            "average": -2.736074587,
            "count": 42433907,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.52078008,
            "variance": 182.8114939
          },
          {
            "average": 0,
            "count": 42433907,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.3729979,
            "count": 42433907,
            "maximum": 162,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.099188052,
            "variance": 4.406590477
          },
          {
            "average": 216167840.5,
            "count": 42433907,
            "maximum": 216169918.1,
            "minimum": 216165456.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1219.922579,
            "variance": 1488211.098
          },
          {
            "average": 0,
            "count": 42433907,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42433907,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42433907,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42433907,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42433907,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706689.5029,
          5401291.451,
          1448.119684,
          708199.9629,
          5402850.011,
          2196.279684
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706689.5029360257,
                5401291.451337995,
                1448.1196844230524
              ],
              [
                706689.5029360257,
                5402850.0113379955,
                1448.1196844230524
              ],
              [
                708199.9629360257,
                5402850.0113379955,
                2196.2796844230525
              ],
              [
                708199.9629360257,
                5401291.451337995,
                2196.2796844230525
              ],
              [
                706689.5029360257,
                5401291.451337995,
                1448.1196844230524
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:58:38+00:00",
        "end_time": "2018-07-20T23:44:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.189151,
            48.72983475,
            1448.119684,
            -120.1678486,
            48.74434136,
            2196.279684
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18915097967245,
                  48.73033740899596,
                  1448.1196844230524
                ],
                [
                  -120.188369489964,
                  48.74434136400895,
                  1448.1196844230524
                ],
                [
                  -120.16784857549068,
                  48.74383845635167,
                  2196.2796844230525
                ],
                [
                  -120.16863575044702,
                  48.729834747581364,
                  2196.2796844230525
                ],
                [
                  -120.18915097967245,
                  48.73033740899596,
                  1448.1196844230524
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:58:38Z",
            "pc:count": 42433907,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707512.6518,
                "count": 42433907,
                "maximum": 708199.9629,
                "minimum": 706689.5029,
                "name": "X",
                "position": 0,
                "stddev": 348.2654391,
                "variance": 121288.8161
              },
              {
                "average": 5402037.748,
                "count": 42433907,
                "maximum": 5402850.011,
                "minimum": 5401291.451,
                "name": "Y",
                "position": 1,
                "stddev": 421.9345608,
                "variance": 178028.7736
              },
              {
                "average": 1902.503934,
                "count": 42433907,
                "maximum": 2196.279684,
                "minimum": 1448.119684,
                "name": "Z",
                "position": 2,
                "stddev": 164.6957012,
                "variance": 27124.67398
              },
              {
                "average": 843.4259691,
                "count": 42433907,
                "maximum": 3076,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 535.2158636,
                "variance": 286456.0206
              },
              {
                "average": 1.443194495,
                "count": 42433907,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8097535156,
                "variance": 0.655700756
              },
              {
                "average": 1.886627715,
                "count": 42433907,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.152301143,
                "variance": 1.327797925
              },
              {
                "average": 0.4983664361,
                "count": 42433907,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999973374,
                "variance": 0.2499973374
              },
              {
                "average": 0.0002348122222,
                "count": 42433907,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01532178485,
                "variance": 0.000234757091
              },
              {
                "average": 1.374385041,
                "count": 42433907,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5322393125,
                "variance": 0.2832786858
              },
              {
                "average": -2.736074587,
                "count": 42433907,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.52078008,
                "variance": 182.8114939
              },
              {
                "average": 0,
                "count": 42433907,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.3729979,
                "count": 42433907,
                "maximum": 162,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.099188052,
                "variance": 4.406590477
              },
              {
                "average": 216167840.5,
                "count": 42433907,
                "maximum": 216169918.1,
                "minimum": 216165456.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1219.922579,
                "variance": 1488211.098
              },
              {
                "average": 0,
                "count": 42433907,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42433907,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42433907,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42433907,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42433907,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706689.5029,
              5401291.451,
              1448.119684,
              708199.9629,
              5402850.011,
              2196.279684
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706689.5029360257,
                    5401291.451337995,
                    1448.1196844230524
                  ],
                  [
                    706689.5029360257,
                    5402850.0113379955,
                    1448.1196844230524
                  ],
                  [
                    708199.9629360257,
                    5402850.0113379955,
                    2196.2796844230525
                  ],
                  [
                    708199.9629360257,
                    5401291.451337995,
                    2196.2796844230525
                  ],
                  [
                    706689.5029360257,
                    5401291.451337995,
                    1448.1196844230524
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:58:38+00:00",
            "end_time": "2018-07-20T23:44:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10772750430893,
              48.46052723959218,
              892.1710662340813
            ],
            [
              -120.1069312167339,
              48.474526727714206,
              892.1710662340813
            ],
            [
              -120.0858911086364,
              48.47399549247142,
              1246.1910662340813
            ],
            [
              -120.08669316737891,
              48.459996264065865,
              1246.1910662340813
            ],
            [
              -120.10772750430893,
              48.46052723959218,
              892.1710662340813
            ]
          ]
        ]
      },
      "bbox": [
        -120.1077275,
        48.45999626,
        892.1710662,
        -120.0858911,
        48.47452673,
        1246.191066
      ],
      "properties": {
        "datetime": "2018-07-20T02:19:35Z",
        "pc:count": 38674968,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714577.6352,
            "count": 38674968,
            "maximum": 715369.551,
            "minimum": 713812.491,
            "name": "X",
            "position": 0,
            "stddev": 438.9335468,
            "variance": 192662.6585
          },
          {
            "average": 5372331.228,
            "count": 38674968,
            "maximum": 5373087.04,
            "minimum": 5371528.94,
            "name": "Y",
            "position": 1,
            "stddev": 426.7465171,
            "variance": 182112.5899
          },
          {
            "average": 1023.515583,
            "count": 38674968,
            "maximum": 1246.191066,
            "minimum": 892.1710662,
            "name": "Z",
            "position": 2,
            "stddev": 75.15114422,
            "variance": 5647.694478
          },
          {
            "average": 970.504451,
            "count": 38674968,
            "maximum": 4095,
            "minimum": 14,
            "name": "Intensity",
            "position": 3,
            "stddev": 428.6277859,
            "variance": 183721.7788
          },
          {
            "average": 1.166551088,
            "count": 38674968,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4880182655,
            "variance": 0.2381618274
          },
          {
            "average": 1.333049403,
            "count": 38674968,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7211847081,
            "variance": 0.5201073832
          },
          {
            "average": 0.4963469394,
            "count": 38674968,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999866614,
            "variance": 0.2499866616
          },
          {
            "average": 0.0002959795597,
            "count": 38674968,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0172015105,
            "variance": 0.0002958919634
          },
          {
            "average": 1.472576138,
            "count": 38674968,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5428870015,
            "variance": 0.2947262963
          },
          {
            "average": -0.5152207547,
            "count": 38674968,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.08734947,
            "variance": 122.9293183
          },
          {
            "average": 0,
            "count": 38674968,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.3777412,
            "count": 38674968,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.216399026,
            "variance": 4.912424644
          },
          {
            "average": 216085711,
            "count": 38674968,
            "maximum": 216088375.7,
            "minimum": 216083381.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1350.438699,
            "variance": 1823684.681
          },
          {
            "average": 0,
            "count": 38674968,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38674968,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38674968,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38674968,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38674968,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713812.491,
          5371528.94,
          892.1710662,
          715369.551,
          5373087.04,
          1246.191066
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713812.490986675,
                5371528.940204444,
                892.1710662340813
              ],
              [
                713812.490986675,
                5373087.040204444,
                892.1710662340813
              ],
              [
                715369.5509866751,
                5373087.040204444,
                1246.1910662340813
              ],
              [
                715369.5509866751,
                5371528.940204444,
                1246.1910662340813
              ],
              [
                713812.490986675,
                5371528.940204444,
                892.1710662340813
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:19:35+00:00",
        "end_time": "2018-07-20T00:56:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1077275,
            48.45999626,
            892.1710662,
            -120.0858911,
            48.47452673,
            1246.191066
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10772750430893,
                  48.46052723959218,
                  892.1710662340813
                ],
                [
                  -120.1069312167339,
                  48.474526727714206,
                  892.1710662340813
                ],
                [
                  -120.0858911086364,
                  48.47399549247142,
                  1246.1910662340813
                ],
                [
                  -120.08669316737891,
                  48.459996264065865,
                  1246.1910662340813
                ],
                [
                  -120.10772750430893,
                  48.46052723959218,
                  892.1710662340813
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:19:35Z",
            "pc:count": 38674968,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714577.6352,
                "count": 38674968,
                "maximum": 715369.551,
                "minimum": 713812.491,
                "name": "X",
                "position": 0,
                "stddev": 438.9335468,
                "variance": 192662.6585
              },
              {
                "average": 5372331.228,
                "count": 38674968,
                "maximum": 5373087.04,
                "minimum": 5371528.94,
                "name": "Y",
                "position": 1,
                "stddev": 426.7465171,
                "variance": 182112.5899
              },
              {
                "average": 1023.515583,
                "count": 38674968,
                "maximum": 1246.191066,
                "minimum": 892.1710662,
                "name": "Z",
                "position": 2,
                "stddev": 75.15114422,
                "variance": 5647.694478
              },
              {
                "average": 970.504451,
                "count": 38674968,
                "maximum": 4095,
                "minimum": 14,
                "name": "Intensity",
                "position": 3,
                "stddev": 428.6277859,
                "variance": 183721.7788
              },
              {
                "average": 1.166551088,
                "count": 38674968,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4880182655,
                "variance": 0.2381618274
              },
              {
                "average": 1.333049403,
                "count": 38674968,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7211847081,
                "variance": 0.5201073832
              },
              {
                "average": 0.4963469394,
                "count": 38674968,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999866614,
                "variance": 0.2499866616
              },
              {
                "average": 0.0002959795597,
                "count": 38674968,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0172015105,
                "variance": 0.0002958919634
              },
              {
                "average": 1.472576138,
                "count": 38674968,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5428870015,
                "variance": 0.2947262963
              },
              {
                "average": -0.5152207547,
                "count": 38674968,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.08734947,
                "variance": 122.9293183
              },
              {
                "average": 0,
                "count": 38674968,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.3777412,
                "count": 38674968,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.216399026,
                "variance": 4.912424644
              },
              {
                "average": 216085711,
                "count": 38674968,
                "maximum": 216088375.7,
                "minimum": 216083381.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1350.438699,
                "variance": 1823684.681
              },
              {
                "average": 0,
                "count": 38674968,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38674968,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38674968,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38674968,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38674968,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713812.491,
              5371528.94,
              892.1710662,
              715369.551,
              5373087.04,
              1246.191066
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713812.490986675,
                    5371528.940204444,
                    892.1710662340813
                  ],
                  [
                    713812.490986675,
                    5373087.040204444,
                    892.1710662340813
                  ],
                  [
                    715369.5509866751,
                    5373087.040204444,
                    1246.1910662340813
                  ],
                  [
                    715369.5509866751,
                    5371528.940204444,
                    1246.1910662340813
                  ],
                  [
                    713812.490986675,
                    5371528.940204444,
                    892.1710662340813
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:19:35+00:00",
            "end_time": "2018-07-20T00:56:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14898993625935,
              48.716909975332044,
              731.2089924870011
            ],
            [
              -120.14819753167086,
              48.73091581305492,
              731.2089924870011
            ],
            [
              -120.12705342684202,
              48.7303901533654,
              1388.748992487001
            ],
            [
              -120.12785168692436,
              48.71638457304394,
              1388.748992487001
            ],
            [
              -120.14898993625935,
              48.716909975332044,
              731.2089924870011
            ]
          ]
        ]
      },
      "bbox": [
        -120.1489899,
        48.71638457,
        731.2089925,
        -120.1270534,
        48.73091581,
        1388.748992
      ],
      "properties": {
        "datetime": "2018-07-20T16:09:02Z",
        "pc:count": 39918578,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710558.6656,
            "count": 39918578,
            "maximum": 711254.9969,
            "minimum": 709698.1969,
            "name": "X",
            "position": 0,
            "stddev": 429.2602062,
            "variance": 184264.3246
          },
          {
            "average": 5400730.651,
            "count": 39918578,
            "maximum": 5401467.665,
            "minimum": 5399908.845,
            "name": "Y",
            "position": 1,
            "stddev": 426.4261115,
            "variance": 181839.2286
          },
          {
            "average": 899.0683076,
            "count": 39918578,
            "maximum": 1388.748992,
            "minimum": 731.2089925,
            "name": "Z",
            "position": 2,
            "stddev": 176.1171838,
            "variance": 31017.26242
          },
          {
            "average": 685.7858592,
            "count": 39918578,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 425.8575333,
            "variance": 181354.6387
          },
          {
            "average": 1.404415057,
            "count": 39918578,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6978719477,
            "variance": 0.4870252554
          },
          {
            "average": 1.809435797,
            "count": 39918578,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9453097727,
            "variance": 0.8936105663
          },
          {
            "average": 0.496962993,
            "count": 39918578,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907828,
            "variance": 0.2499907829
          },
          {
            "average": 0.0002843287654,
            "count": 39918578,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0168596539,
            "variance": 0.0002842479297
          },
          {
            "average": 1.257769853,
            "count": 39918578,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4835052499,
            "variance": 0.2337773267
          },
          {
            "average": -0.8086910271,
            "count": 39918578,
            "maximum": 21,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.30099221,
            "variance": 151.3144092
          },
          {
            "average": 0,
            "count": 39918578,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 497.8736496,
            "count": 39918578,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 629.3124812,
            "variance": 396034.199
          },
          {
            "average": 216122658.2,
            "count": 39918578,
            "maximum": 216138142,
            "minimum": 216089849.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21098.24004,
            "variance": 445135732.8
          },
          {
            "average": 0,
            "count": 39918578,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39918578,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39918578,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39918578,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39918578,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709698.1969,
          5399908.845,
          731.2089925,
          711254.9969,
          5401467.665,
          1388.748992
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709698.1969302059,
                5399908.845341733,
                731.2089924870011
              ],
              [
                709698.1969302059,
                5401467.665341733,
                731.2089924870011
              ],
              [
                711254.996930206,
                5401467.665341733,
                1388.748992487001
              ],
              [
                711254.996930206,
                5399908.845341733,
                1388.748992487001
              ],
              [
                709698.1969302059,
                5399908.845341733,
                731.2089924870011
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:09:02+00:00",
        "end_time": "2018-07-20T02:44:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1489899,
            48.71638457,
            731.2089925,
            -120.1270534,
            48.73091581,
            1388.748992
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14898993625935,
                  48.716909975332044,
                  731.2089924870011
                ],
                [
                  -120.14819753167086,
                  48.73091581305492,
                  731.2089924870011
                ],
                [
                  -120.12705342684202,
                  48.7303901533654,
                  1388.748992487001
                ],
                [
                  -120.12785168692436,
                  48.71638457304394,
                  1388.748992487001
                ],
                [
                  -120.14898993625935,
                  48.716909975332044,
                  731.2089924870011
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:09:02Z",
            "pc:count": 39918578,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710558.6656,
                "count": 39918578,
                "maximum": 711254.9969,
                "minimum": 709698.1969,
                "name": "X",
                "position": 0,
                "stddev": 429.2602062,
                "variance": 184264.3246
              },
              {
                "average": 5400730.651,
                "count": 39918578,
                "maximum": 5401467.665,
                "minimum": 5399908.845,
                "name": "Y",
                "position": 1,
                "stddev": 426.4261115,
                "variance": 181839.2286
              },
              {
                "average": 899.0683076,
                "count": 39918578,
                "maximum": 1388.748992,
                "minimum": 731.2089925,
                "name": "Z",
                "position": 2,
                "stddev": 176.1171838,
                "variance": 31017.26242
              },
              {
                "average": 685.7858592,
                "count": 39918578,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 425.8575333,
                "variance": 181354.6387
              },
              {
                "average": 1.404415057,
                "count": 39918578,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6978719477,
                "variance": 0.4870252554
              },
              {
                "average": 1.809435797,
                "count": 39918578,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9453097727,
                "variance": 0.8936105663
              },
              {
                "average": 0.496962993,
                "count": 39918578,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907828,
                "variance": 0.2499907829
              },
              {
                "average": 0.0002843287654,
                "count": 39918578,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0168596539,
                "variance": 0.0002842479297
              },
              {
                "average": 1.257769853,
                "count": 39918578,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4835052499,
                "variance": 0.2337773267
              },
              {
                "average": -0.8086910271,
                "count": 39918578,
                "maximum": 21,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.30099221,
                "variance": 151.3144092
              },
              {
                "average": 0,
                "count": 39918578,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 497.8736496,
                "count": 39918578,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 629.3124812,
                "variance": 396034.199
              },
              {
                "average": 216122658.2,
                "count": 39918578,
                "maximum": 216138142,
                "minimum": 216089849.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21098.24004,
                "variance": 445135732.8
              },
              {
                "average": 0,
                "count": 39918578,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39918578,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39918578,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39918578,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39918578,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709698.1969,
              5399908.845,
              731.2089925,
              711254.9969,
              5401467.665,
              1388.748992
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709698.1969302059,
                    5399908.845341733,
                    731.2089924870011
                  ],
                  [
                    709698.1969302059,
                    5401467.665341733,
                    731.2089924870011
                  ],
                  [
                    711254.996930206,
                    5401467.665341733,
                    1388.748992487001
                  ],
                  [
                    711254.996930206,
                    5399908.845341733,
                    1388.748992487001
                  ],
                  [
                    709698.1969302059,
                    5399908.845341733,
                    731.2089924870011
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:09:02+00:00",
            "end_time": "2018-07-20T02:44:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1488016358402,
              48.64942409036803,
              660.7285275348701
            ],
            [
              -120.14801121861615,
              48.66342721539611,
              660.7285275348701
            ],
            [
              -120.12689346267052,
              48.66290201428948,
              1197.0085275348702
            ],
            [
              -120.12768971304082,
              48.64889914630901,
              1197.0085275348702
            ],
            [
              -120.1488016358402,
              48.64942409036803,
              660.7285275348701
            ]
          ]
        ]
      },
      "bbox": [
        -120.1488016,
        48.64889915,
        660.7285275,
        -120.1268935,
        48.66342722,
        1197.008528
      ],
      "properties": {
        "datetime": "2018-07-20T16:07:05Z",
        "pc:count": 44797330,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710802.58,
            "count": 44797330,
            "maximum": 711549.5512,
            "minimum": 709992.6112,
            "name": "X",
            "position": 0,
            "stddev": 433.6400329,
            "variance": 188043.6782
          },
          {
            "average": 5393180.206,
            "count": 44797330,
            "maximum": 5393967.378,
            "minimum": 5392408.878,
            "name": "Y",
            "position": 1,
            "stddev": 423.3464584,
            "variance": 179222.2239
          },
          {
            "average": 854.896178,
            "count": 44797330,
            "maximum": 1197.008528,
            "minimum": 660.7285275,
            "name": "Z",
            "position": 2,
            "stddev": 166.504504,
            "variance": 27723.74984
          },
          {
            "average": 579.5394977,
            "count": 44797330,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 422.7329942,
            "variance": 178703.1844
          },
          {
            "average": 1.514060101,
            "count": 44797330,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7579868968,
            "variance": 0.5745441358
          },
          {
            "average": 2.027969881,
            "count": 44797330,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9722285831,
            "variance": 0.9452284178
          },
          {
            "average": 0.4968554376,
            "count": 44797330,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901172,
            "variance": 0.2499901173
          },
          {
            "average": 0.0003091255662,
            "count": 44797330,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01757924954,
            "variance": 0.0003090300145
          },
          {
            "average": 1.229870553,
            "count": 44797330,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4632022195,
            "variance": 0.2145562961
          },
          {
            "average": -0.7390650793,
            "count": 44797330,
            "maximum": 21,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.76533446,
            "variance": 138.423095
          },
          {
            "average": 0,
            "count": 44797330,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 478.7834519,
            "count": 44797330,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 618.1284028,
            "variance": 382082.7223
          },
          {
            "average": 216122129.6,
            "count": 44797330,
            "maximum": 216138025.2,
            "minimum": 216089724.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21274.84647,
            "variance": 452619092.5
          },
          {
            "average": 0,
            "count": 44797330,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44797330,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44797330,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44797330,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44797330,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709992.6112,
          5392408.878,
          660.7285275,
          711549.5512,
          5393967.378,
          1197.008528
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709992.6112121182,
                5392408.877566633,
                660.7285275348701
              ],
              [
                709992.6112121182,
                5393967.377566633,
                660.7285275348701
              ],
              [
                711549.5512121181,
                5393967.377566633,
                1197.0085275348702
              ],
              [
                711549.5512121181,
                5392408.877566633,
                1197.0085275348702
              ],
              [
                709992.6112121182,
                5392408.877566633,
                660.7285275348701
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:07:05+00:00",
        "end_time": "2018-07-20T02:42:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1488016,
            48.64889915,
            660.7285275,
            -120.1268935,
            48.66342722,
            1197.008528
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1488016358402,
                  48.64942409036803,
                  660.7285275348701
                ],
                [
                  -120.14801121861615,
                  48.66342721539611,
                  660.7285275348701
                ],
                [
                  -120.12689346267052,
                  48.66290201428948,
                  1197.0085275348702
                ],
                [
                  -120.12768971304082,
                  48.64889914630901,
                  1197.0085275348702
                ],
                [
                  -120.1488016358402,
                  48.64942409036803,
                  660.7285275348701
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:07:05Z",
            "pc:count": 44797330,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710802.58,
                "count": 44797330,
                "maximum": 711549.5512,
                "minimum": 709992.6112,
                "name": "X",
                "position": 0,
                "stddev": 433.6400329,
                "variance": 188043.6782
              },
              {
                "average": 5393180.206,
                "count": 44797330,
                "maximum": 5393967.378,
                "minimum": 5392408.878,
                "name": "Y",
                "position": 1,
                "stddev": 423.3464584,
                "variance": 179222.2239
              },
              {
                "average": 854.896178,
                "count": 44797330,
                "maximum": 1197.008528,
                "minimum": 660.7285275,
                "name": "Z",
                "position": 2,
                "stddev": 166.504504,
                "variance": 27723.74984
              },
              {
                "average": 579.5394977,
                "count": 44797330,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 422.7329942,
                "variance": 178703.1844
              },
              {
                "average": 1.514060101,
                "count": 44797330,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7579868968,
                "variance": 0.5745441358
              },
              {
                "average": 2.027969881,
                "count": 44797330,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9722285831,
                "variance": 0.9452284178
              },
              {
                "average": 0.4968554376,
                "count": 44797330,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901172,
                "variance": 0.2499901173
              },
              {
                "average": 0.0003091255662,
                "count": 44797330,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01757924954,
                "variance": 0.0003090300145
              },
              {
                "average": 1.229870553,
                "count": 44797330,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4632022195,
                "variance": 0.2145562961
              },
              {
                "average": -0.7390650793,
                "count": 44797330,
                "maximum": 21,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.76533446,
                "variance": 138.423095
              },
              {
                "average": 0,
                "count": 44797330,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 478.7834519,
                "count": 44797330,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 618.1284028,
                "variance": 382082.7223
              },
              {
                "average": 216122129.6,
                "count": 44797330,
                "maximum": 216138025.2,
                "minimum": 216089724.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21274.84647,
                "variance": 452619092.5
              },
              {
                "average": 0,
                "count": 44797330,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44797330,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44797330,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44797330,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44797330,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709992.6112,
              5392408.878,
              660.7285275,
              711549.5512,
              5393967.378,
              1197.008528
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709992.6112121182,
                    5392408.877566633,
                    660.7285275348701
                  ],
                  [
                    709992.6112121182,
                    5393967.377566633,
                    660.7285275348701
                  ],
                  [
                    711549.5512121181,
                    5393967.377566633,
                    1197.0085275348702
                  ],
                  [
                    711549.5512121181,
                    5392408.877566633,
                    1197.0085275348702
                  ],
                  [
                    709992.6112121182,
                    5392408.877566633,
                    660.7285275348701
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:07:05+00:00",
            "end_time": "2018-07-20T02:42:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22988965404025,
              48.58181444357689,
              896.4853699910942
            ],
            [
              -120.2291235697539,
              48.59581780967175,
              896.4853699910942
            ],
            [
              -120.2080338840331,
              48.59530803801724,
              1266.2253699910943
            ],
            [
              -120.20880578074326,
              48.58130492134698,
              1266.2253699910943
            ],
            [
              -120.22988965404025,
              48.58181444357689,
              896.4853699910942
            ]
          ]
        ]
      },
      "bbox": [
        -120.2298897,
        48.58130492,
        896.48537,
        -120.2080339,
        48.59581781,
        1266.22537
      ],
      "properties": {
        "datetime": "2018-07-21T18:53:51Z",
        "pc:count": 43334703,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705068.5111,
            "count": 43334703,
            "maximum": 705850.654,
            "minimum": 704293.814,
            "name": "X",
            "position": 0,
            "stddev": 438.6979058,
            "variance": 192455.8525
          },
          {
            "average": 5385485.919,
            "count": 43334703,
            "maximum": 5386232.958,
            "minimum": 5384674.558,
            "name": "Y",
            "position": 1,
            "stddev": 428.1457999,
            "variance": 183308.826
          },
          {
            "average": 1095.95599,
            "count": 43334703,
            "maximum": 1266.22537,
            "minimum": 896.48537,
            "name": "Z",
            "position": 2,
            "stddev": 70.74425137,
            "variance": 5004.749102
          },
          {
            "average": 990.5181008,
            "count": 43334703,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 474.3565293,
            "variance": 225014.1169
          },
          {
            "average": 1.256097728,
            "count": 43334703,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6118853724,
            "variance": 0.3744037089
          },
          {
            "average": 1.512381682,
            "count": 43334703,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8954447651,
            "variance": 0.8018213274
          },
          {
            "average": 0.4968011434,
            "count": 43334703,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499989773,
            "variance": 0.2499897731
          },
          {
            "average": 0.0002185546305,
            "count": 43334703,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01478197786,
            "variance": 0.0002185068694
          },
          {
            "average": 1.391521156,
            "count": 43334703,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.513986459,
            "variance": 0.2641820801
          },
          {
            "average": -0.720093123,
            "count": 43334703,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.16251104,
            "variance": 124.6016527
          },
          {
            "average": 0,
            "count": 43334703,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.3665721,
            "count": 43334703,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.28717165,
            "variance": 1245.184483
          },
          {
            "average": 216177882.5,
            "count": 43334703,
            "maximum": 216234431.7,
            "minimum": 216172364.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13146.32529,
            "variance": 172825868.5
          },
          {
            "average": 0,
            "count": 43334703,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43334703,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43334703,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43334703,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43334703,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704293.814,
          5384674.558,
          896.48537,
          705850.654,
          5386232.958,
          1266.22537
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704293.8139609429,
                5384674.557716762,
                896.4853699910942
              ],
              [
                704293.8139609429,
                5386232.957716762,
                896.4853699910942
              ],
              [
                705850.653960943,
                5386232.957716762,
                1266.2253699910943
              ],
              [
                705850.653960943,
                5384674.557716762,
                1266.2253699910943
              ],
              [
                704293.8139609429,
                5384674.557716762,
                896.4853699910942
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:53:51+00:00",
        "end_time": "2018-07-21T01:39:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2298897,
            48.58130492,
            896.48537,
            -120.2080339,
            48.59581781,
            1266.22537
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22988965404025,
                  48.58181444357689,
                  896.4853699910942
                ],
                [
                  -120.2291235697539,
                  48.59581780967175,
                  896.4853699910942
                ],
                [
                  -120.2080338840331,
                  48.59530803801724,
                  1266.2253699910943
                ],
                [
                  -120.20880578074326,
                  48.58130492134698,
                  1266.2253699910943
                ],
                [
                  -120.22988965404025,
                  48.58181444357689,
                  896.4853699910942
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:53:51Z",
            "pc:count": 43334703,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705068.5111,
                "count": 43334703,
                "maximum": 705850.654,
                "minimum": 704293.814,
                "name": "X",
                "position": 0,
                "stddev": 438.6979058,
                "variance": 192455.8525
              },
              {
                "average": 5385485.919,
                "count": 43334703,
                "maximum": 5386232.958,
                "minimum": 5384674.558,
                "name": "Y",
                "position": 1,
                "stddev": 428.1457999,
                "variance": 183308.826
              },
              {
                "average": 1095.95599,
                "count": 43334703,
                "maximum": 1266.22537,
                "minimum": 896.48537,
                "name": "Z",
                "position": 2,
                "stddev": 70.74425137,
                "variance": 5004.749102
              },
              {
                "average": 990.5181008,
                "count": 43334703,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 474.3565293,
                "variance": 225014.1169
              },
              {
                "average": 1.256097728,
                "count": 43334703,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6118853724,
                "variance": 0.3744037089
              },
              {
                "average": 1.512381682,
                "count": 43334703,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8954447651,
                "variance": 0.8018213274
              },
              {
                "average": 0.4968011434,
                "count": 43334703,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499989773,
                "variance": 0.2499897731
              },
              {
                "average": 0.0002185546305,
                "count": 43334703,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01478197786,
                "variance": 0.0002185068694
              },
              {
                "average": 1.391521156,
                "count": 43334703,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.513986459,
                "variance": 0.2641820801
              },
              {
                "average": -0.720093123,
                "count": 43334703,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.16251104,
                "variance": 124.6016527
              },
              {
                "average": 0,
                "count": 43334703,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.3665721,
                "count": 43334703,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.28717165,
                "variance": 1245.184483
              },
              {
                "average": 216177882.5,
                "count": 43334703,
                "maximum": 216234431.7,
                "minimum": 216172364.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13146.32529,
                "variance": 172825868.5
              },
              {
                "average": 0,
                "count": 43334703,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43334703,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43334703,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43334703,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43334703,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704293.814,
              5384674.558,
              896.48537,
              705850.654,
              5386232.958,
              1266.22537
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704293.8139609429,
                    5384674.557716762,
                    896.4853699910942
                  ],
                  [
                    704293.8139609429,
                    5386232.957716762,
                    896.4853699910942
                  ],
                  [
                    705850.653960943,
                    5386232.957716762,
                    1266.2253699910943
                  ],
                  [
                    705850.653960943,
                    5384674.557716762,
                    1266.2253699910943
                  ],
                  [
                    704293.8139609429,
                    5384674.557716762,
                    896.4853699910942
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:53:51+00:00",
            "end_time": "2018-07-21T01:39:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.25033460675758,
              48.608767087729156,
              1106.4294610766185
            ],
            [
              -120.24957353005642,
              48.62276919151618,
              1106.4294610766185
            ],
            [
              -120.22847306586964,
              48.62226297603962,
              1775.8694610766186
            ],
            [
              -120.22923996317768,
              48.60826111994475,
              1775.8694610766186
            ],
            [
              -120.25033460675758,
              48.608767087729156,
              1106.4294610766185
            ]
          ]
        ]
      },
      "bbox": [
        -120.2503346,
        48.60826112,
        1106.429461,
        -120.2284731,
        48.62276919,
        1775.869461
      ],
      "properties": {
        "datetime": "2018-07-21T20:01:33Z",
        "pc:count": 66590120,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 703464.8345,
            "count": 66590120,
            "maximum": 704235.0259,
            "minimum": 702678.2459,
            "name": "X",
            "position": 0,
            "stddev": 435.1414069,
            "variance": 189348.044
          },
          {
            "average": 5388412.359,
            "count": 66590120,
            "maximum": 5389173.852,
            "minimum": 5387615.612,
            "name": "Y",
            "position": 1,
            "stddev": 432.2368885,
            "variance": 186828.7278
          },
          {
            "average": 1307.533536,
            "count": 66590120,
            "maximum": 1775.869461,
            "minimum": 1106.429461,
            "name": "Z",
            "position": 2,
            "stddev": 87.79292039,
            "variance": 7707.59687
          },
          {
            "average": 860.5187782,
            "count": 66590120,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 617.3345384,
            "variance": 381101.9324
          },
          {
            "average": 1.628282709,
            "count": 66590120,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8765881976,
            "variance": 0.7684068681
          },
          {
            "average": 2.256923595,
            "count": 66590120,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.132456715,
            "variance": 1.282458212
          },
          {
            "average": 0.496970001,
            "count": 66590120,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999908228,
            "variance": 0.2499908229
          },
          {
            "average": 0.0002706107152,
            "count": 66590120,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01644802387,
            "variance": 0.0002705374891
          },
          {
            "average": 1.212065454,
            "count": 66590120,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4443298785,
            "variance": 0.197429041
          },
          {
            "average": 0.1151068861,
            "count": 66590120,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.46999068,
            "variance": 155.5006677
          },
          {
            "average": 0,
            "count": 66590120,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 47.52172602,
            "count": 66590120,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.80341768,
            "variance": 4330.089779
          },
          {
            "average": 216223429.7,
            "count": 66590120,
            "maximum": 216238493.9,
            "minimum": 216175682.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23919.12697,
            "variance": 572124635
          },
          {
            "average": 0,
            "count": 66590120,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66590120,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66590120,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66590120,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 66590120,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          702678.2459,
          5387615.612,
          1106.429461,
          704235.0259,
          5389173.852,
          1775.869461
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                702678.2459103083,
                5387615.612243318,
                1106.4294610766185
              ],
              [
                702678.2459103083,
                5389173.852243318,
                1106.4294610766185
              ],
              [
                704235.0259103084,
                5389173.852243318,
                1775.8694610766186
              ],
              [
                704235.0259103084,
                5387615.612243318,
                1775.8694610766186
              ],
              [
                702678.2459103083,
                5387615.612243318,
                1106.4294610766185
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:01:33+00:00",
        "end_time": "2018-07-21T02:34:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2503346,
            48.60826112,
            1106.429461,
            -120.2284731,
            48.62276919,
            1775.869461
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.25033460675758,
                  48.608767087729156,
                  1106.4294610766185
                ],
                [
                  -120.24957353005642,
                  48.62276919151618,
                  1106.4294610766185
                ],
                [
                  -120.22847306586964,
                  48.62226297603962,
                  1775.8694610766186
                ],
                [
                  -120.22923996317768,
                  48.60826111994475,
                  1775.8694610766186
                ],
                [
                  -120.25033460675758,
                  48.608767087729156,
                  1106.4294610766185
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:01:33Z",
            "pc:count": 66590120,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 703464.8345,
                "count": 66590120,
                "maximum": 704235.0259,
                "minimum": 702678.2459,
                "name": "X",
                "position": 0,
                "stddev": 435.1414069,
                "variance": 189348.044
              },
              {
                "average": 5388412.359,
                "count": 66590120,
                "maximum": 5389173.852,
                "minimum": 5387615.612,
                "name": "Y",
                "position": 1,
                "stddev": 432.2368885,
                "variance": 186828.7278
              },
              {
                "average": 1307.533536,
                "count": 66590120,
                "maximum": 1775.869461,
                "minimum": 1106.429461,
                "name": "Z",
                "position": 2,
                "stddev": 87.79292039,
                "variance": 7707.59687
              },
              {
                "average": 860.5187782,
                "count": 66590120,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 617.3345384,
                "variance": 381101.9324
              },
              {
                "average": 1.628282709,
                "count": 66590120,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8765881976,
                "variance": 0.7684068681
              },
              {
                "average": 2.256923595,
                "count": 66590120,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.132456715,
                "variance": 1.282458212
              },
              {
                "average": 0.496970001,
                "count": 66590120,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999908228,
                "variance": 0.2499908229
              },
              {
                "average": 0.0002706107152,
                "count": 66590120,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01644802387,
                "variance": 0.0002705374891
              },
              {
                "average": 1.212065454,
                "count": 66590120,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4443298785,
                "variance": 0.197429041
              },
              {
                "average": 0.1151068861,
                "count": 66590120,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.46999068,
                "variance": 155.5006677
              },
              {
                "average": 0,
                "count": 66590120,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 47.52172602,
                "count": 66590120,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.80341768,
                "variance": 4330.089779
              },
              {
                "average": 216223429.7,
                "count": 66590120,
                "maximum": 216238493.9,
                "minimum": 216175682.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23919.12697,
                "variance": 572124635
              },
              {
                "average": 0,
                "count": 66590120,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66590120,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66590120,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66590120,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 66590120,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              702678.2459,
              5387615.612,
              1106.429461,
              704235.0259,
              5389173.852,
              1775.869461
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    702678.2459103083,
                    5387615.612243318,
                    1106.4294610766185
                  ],
                  [
                    702678.2459103083,
                    5389173.852243318,
                    1106.4294610766185
                  ],
                  [
                    704235.0259103084,
                    5389173.852243318,
                    1775.8694610766186
                  ],
                  [
                    704235.0259103084,
                    5387615.612243318,
                    1775.8694610766186
                  ],
                  [
                    702678.2459103083,
                    5387615.612243318,
                    1106.4294610766185
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:01:33+00:00",
            "end_time": "2018-07-21T02:34:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10770046906487,
              48.44703251685912,
              754.2940063452952
            ],
            [
              -120.10690452057895,
              48.46103257671547,
              754.2940063452952
            ],
            [
              -120.08586890952684,
              48.460501419270244,
              1062.1740063452953
            ],
            [
              -120.08667062543613,
              48.446501619087925,
              1062.1740063452953
            ],
            [
              -120.10770046906487,
              48.44703251685912,
              754.2940063452952
            ]
          ]
        ]
      },
      "bbox": [
        -120.1077005,
        48.44650162,
        754.2940063,
        -120.0858689,
        48.46103258,
        1062.174006
      ],
      "properties": {
        "datetime": "2018-07-20T02:20:07Z",
        "pc:count": 37393286,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714642.0336,
            "count": 37393286,
            "maximum": 715428.3398,
            "minimum": 713871.1998,
            "name": "X",
            "position": 0,
            "stddev": 432.2862914,
            "variance": 186871.4377
          },
          {
            "average": 5370785.923,
            "count": 37393286,
            "maximum": 5371587.403,
            "minimum": 5370029.243,
            "name": "Y",
            "position": 1,
            "stddev": 428.4612277,
            "variance": 183579.0236
          },
          {
            "average": 910.498092,
            "count": 37393286,
            "maximum": 1062.174006,
            "minimum": 754.2940063,
            "name": "Z",
            "position": 2,
            "stddev": 62.4854561,
            "variance": 3904.432224
          },
          {
            "average": 1050.6367,
            "count": 37393286,
            "maximum": 2946,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 417.1776542,
            "variance": 174037.1952
          },
          {
            "average": 1.132429602,
            "count": 37393286,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4321679485,
            "variance": 0.1867691357
          },
          {
            "average": 1.26484209,
            "count": 37393286,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6405564582,
            "variance": 0.4103125761
          },
          {
            "average": 0.495876372,
            "count": 37393286,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999830021,
            "variance": 0.2499830024
          },
          {
            "average": 0.0002898381276,
            "count": 37393286,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01702216582,
            "variance": 0.0002897541292
          },
          {
            "average": 1.472962954,
            "count": 37393286,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5274048246,
            "variance": 0.2781558491
          },
          {
            "average": -0.338389877,
            "count": 37393286,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.54120603,
            "variance": 111.1170245
          },
          {
            "average": 0,
            "count": 37393286,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.38515559,
            "count": 37393286,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.203418395,
            "variance": 4.855052625
          },
          {
            "average": 216085721.7,
            "count": 37393286,
            "maximum": 216088407.1,
            "minimum": 216083409.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1343.271827,
            "variance": 1804379.202
          },
          {
            "average": 0,
            "count": 37393286,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37393286,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37393286,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37393286,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37393286,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713871.1998,
          5370029.243,
          754.2940063,
          715428.3398,
          5371587.403,
          1062.174006
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713871.1997570468,
                5370029.243077746,
                754.2940063452952
              ],
              [
                713871.1997570468,
                5371587.403077746,
                754.2940063452952
              ],
              [
                715428.3397570467,
                5371587.403077746,
                1062.1740063452953
              ],
              [
                715428.3397570467,
                5370029.243077746,
                1062.1740063452953
              ],
              [
                713871.1997570468,
                5370029.243077746,
                754.2940063452952
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:20:07+00:00",
        "end_time": "2018-07-20T00:56:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1077005,
            48.44650162,
            754.2940063,
            -120.0858689,
            48.46103258,
            1062.174006
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10770046906487,
                  48.44703251685912,
                  754.2940063452952
                ],
                [
                  -120.10690452057895,
                  48.46103257671547,
                  754.2940063452952
                ],
                [
                  -120.08586890952684,
                  48.460501419270244,
                  1062.1740063452953
                ],
                [
                  -120.08667062543613,
                  48.446501619087925,
                  1062.1740063452953
                ],
                [
                  -120.10770046906487,
                  48.44703251685912,
                  754.2940063452952
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:20:07Z",
            "pc:count": 37393286,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714642.0336,
                "count": 37393286,
                "maximum": 715428.3398,
                "minimum": 713871.1998,
                "name": "X",
                "position": 0,
                "stddev": 432.2862914,
                "variance": 186871.4377
              },
              {
                "average": 5370785.923,
                "count": 37393286,
                "maximum": 5371587.403,
                "minimum": 5370029.243,
                "name": "Y",
                "position": 1,
                "stddev": 428.4612277,
                "variance": 183579.0236
              },
              {
                "average": 910.498092,
                "count": 37393286,
                "maximum": 1062.174006,
                "minimum": 754.2940063,
                "name": "Z",
                "position": 2,
                "stddev": 62.4854561,
                "variance": 3904.432224
              },
              {
                "average": 1050.6367,
                "count": 37393286,
                "maximum": 2946,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 417.1776542,
                "variance": 174037.1952
              },
              {
                "average": 1.132429602,
                "count": 37393286,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4321679485,
                "variance": 0.1867691357
              },
              {
                "average": 1.26484209,
                "count": 37393286,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6405564582,
                "variance": 0.4103125761
              },
              {
                "average": 0.495876372,
                "count": 37393286,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999830021,
                "variance": 0.2499830024
              },
              {
                "average": 0.0002898381276,
                "count": 37393286,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01702216582,
                "variance": 0.0002897541292
              },
              {
                "average": 1.472962954,
                "count": 37393286,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5274048246,
                "variance": 0.2781558491
              },
              {
                "average": -0.338389877,
                "count": 37393286,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.54120603,
                "variance": 111.1170245
              },
              {
                "average": 0,
                "count": 37393286,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.38515559,
                "count": 37393286,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.203418395,
                "variance": 4.855052625
              },
              {
                "average": 216085721.7,
                "count": 37393286,
                "maximum": 216088407.1,
                "minimum": 216083409.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1343.271827,
                "variance": 1804379.202
              },
              {
                "average": 0,
                "count": 37393286,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37393286,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37393286,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37393286,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37393286,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713871.1998,
              5370029.243,
              754.2940063,
              715428.3398,
              5371587.403,
              1062.174006
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713871.1997570468,
                    5370029.243077746,
                    754.2940063452952
                  ],
                  [
                    713871.1997570468,
                    5371587.403077746,
                    754.2940063452952
                  ],
                  [
                    715428.3397570467,
                    5371587.403077746,
                    1062.1740063452953
                  ],
                  [
                    715428.3397570467,
                    5370029.243077746,
                    1062.1740063452953
                  ],
                  [
                    713871.1997570468,
                    5370029.243077746,
                    754.2940063452952
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:20:07+00:00",
            "end_time": "2018-07-20T00:56:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16803029103946,
              48.3129036870469,
              926.2863648425374
            ],
            [
              -120.16730353610387,
              48.32602170166402,
              926.2863648425374
            ],
            [
              -120.14650617346072,
              48.32550722698099,
              1334.9663648425374
            ],
            [
              -120.14723824656933,
              48.312389447906135,
              1334.9663648425374
            ],
            [
              -120.16803029103946,
              48.3129036870469,
              926.2863648425374
            ]
          ]
        ]
      },
      "bbox": [
        -120.1680303,
        48.31238945,
        926.2863648,
        -120.1465062,
        48.3260217,
        1334.966365
      ],
      "properties": {
        "datetime": "2018-07-21T00:10:47Z",
        "pc:count": 42747954,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710637.8222,
            "count": 42747954,
            "maximum": 711505.3029,
            "minimum": 709961.8029,
            "name": "X",
            "position": 0,
            "stddev": 415.8027648,
            "variance": 172891.9392
          },
          {
            "average": 5355740.281,
            "count": 42747954,
            "maximum": 5356415.512,
            "minimum": 5354955.632,
            "name": "Y",
            "position": 1,
            "stddev": 385.6249095,
            "variance": 148706.5708
          },
          {
            "average": 1115.998839,
            "count": 42747954,
            "maximum": 1334.966365,
            "minimum": 926.2863648,
            "name": "Z",
            "position": 2,
            "stddev": 94.33898387,
            "variance": 8899.843878
          },
          {
            "average": 599.388662,
            "count": 42747954,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 449.123943,
            "variance": 201712.3161
          },
          {
            "average": 1.650730325,
            "count": 42747954,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8521998693,
            "variance": 0.7262446172
          },
          {
            "average": 2.301641898,
            "count": 42747954,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.051044632,
            "variance": 1.104694819
          },
          {
            "average": 0.4971428574,
            "count": 42747954,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999918425,
            "variance": 0.2499918426
          },
          {
            "average": 0.0002546788555,
            "count": 42747954,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01595662872,
            "variance": 0.0002546140001
          },
          {
            "average": 1.183517836,
            "count": 42747954,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4312666805,
            "variance": 0.1859909497
          },
          {
            "average": 0.2372521416,
            "count": 42747954,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.46781024,
            "variance": 155.4462923
          },
          {
            "average": 0,
            "count": 42747954,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.9551653,
            "count": 42747954,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 12.981049,
            "variance": 168.5076332
          },
          {
            "average": 216155879.7,
            "count": 42747954,
            "maximum": 216167047.1,
            "minimum": 216137135.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13494.1065,
            "variance": 182090910.3
          },
          {
            "average": 0,
            "count": 42747954,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42747954,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42747954,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42747954,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42747954,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709961.8029,
          5354955.632,
          926.2863648,
          711505.3029,
          5356415.512,
          1334.966365
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709961.8028994901,
                5354955.632445204,
                926.2863648425374
              ],
              [
                709961.8028994901,
                5356415.512445205,
                926.2863648425374
              ],
              [
                711505.3028994901,
                5356415.512445205,
                1334.9663648425374
              ],
              [
                711505.3028994901,
                5354955.632445204,
                1334.9663648425374
              ],
              [
                709961.8028994901,
                5354955.632445204,
                926.2863648425374
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:10:47+00:00",
        "end_time": "2018-07-20T15:52:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1680303,
            48.31238945,
            926.2863648,
            -120.1465062,
            48.3260217,
            1334.966365
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16803029103946,
                  48.3129036870469,
                  926.2863648425374
                ],
                [
                  -120.16730353610387,
                  48.32602170166402,
                  926.2863648425374
                ],
                [
                  -120.14650617346072,
                  48.32550722698099,
                  1334.9663648425374
                ],
                [
                  -120.14723824656933,
                  48.312389447906135,
                  1334.9663648425374
                ],
                [
                  -120.16803029103946,
                  48.3129036870469,
                  926.2863648425374
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:10:47Z",
            "pc:count": 42747954,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710637.8222,
                "count": 42747954,
                "maximum": 711505.3029,
                "minimum": 709961.8029,
                "name": "X",
                "position": 0,
                "stddev": 415.8027648,
                "variance": 172891.9392
              },
              {
                "average": 5355740.281,
                "count": 42747954,
                "maximum": 5356415.512,
                "minimum": 5354955.632,
                "name": "Y",
                "position": 1,
                "stddev": 385.6249095,
                "variance": 148706.5708
              },
              {
                "average": 1115.998839,
                "count": 42747954,
                "maximum": 1334.966365,
                "minimum": 926.2863648,
                "name": "Z",
                "position": 2,
                "stddev": 94.33898387,
                "variance": 8899.843878
              },
              {
                "average": 599.388662,
                "count": 42747954,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 449.123943,
                "variance": 201712.3161
              },
              {
                "average": 1.650730325,
                "count": 42747954,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8521998693,
                "variance": 0.7262446172
              },
              {
                "average": 2.301641898,
                "count": 42747954,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.051044632,
                "variance": 1.104694819
              },
              {
                "average": 0.4971428574,
                "count": 42747954,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999918425,
                "variance": 0.2499918426
              },
              {
                "average": 0.0002546788555,
                "count": 42747954,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01595662872,
                "variance": 0.0002546140001
              },
              {
                "average": 1.183517836,
                "count": 42747954,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4312666805,
                "variance": 0.1859909497
              },
              {
                "average": 0.2372521416,
                "count": 42747954,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.46781024,
                "variance": 155.4462923
              },
              {
                "average": 0,
                "count": 42747954,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.9551653,
                "count": 42747954,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 12.981049,
                "variance": 168.5076332
              },
              {
                "average": 216155879.7,
                "count": 42747954,
                "maximum": 216167047.1,
                "minimum": 216137135.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13494.1065,
                "variance": 182090910.3
              },
              {
                "average": 0,
                "count": 42747954,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42747954,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42747954,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42747954,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42747954,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709961.8029,
              5354955.632,
              926.2863648,
              711505.3029,
              5356415.512,
              1334.966365
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709961.8028994901,
                    5354955.632445204,
                    926.2863648425374
                  ],
                  [
                    709961.8028994901,
                    5356415.512445205,
                    926.2863648425374
                  ],
                  [
                    711505.3028994901,
                    5356415.512445205,
                    1334.9663648425374
                  ],
                  [
                    711505.3028994901,
                    5354955.632445204,
                    1334.9663648425374
                  ],
                  [
                    709961.8028994901,
                    5354955.632445204,
                    926.2863648425374
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:10:47+00:00",
            "end_time": "2018-07-20T15:52:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1895397895886,
              48.66286394431574,
              969.5478249786069
            ],
            [
              -120.18876021870274,
              48.67686878756225,
              969.5478249786069
            ],
            [
              -120.16763663960545,
              48.67635096387135,
              1431.3078249786067
            ],
            [
              -120.1684220491467,
              48.662346374108374,
              1431.3078249786067
            ],
            [
              -120.1895397895886,
              48.66286394431574,
              969.5478249786069
            ]
          ]
        ]
      },
      "bbox": [
        -120.1895398,
        48.66234637,
        969.547825,
        -120.1676366,
        48.67686879,
        1431.307825
      ],
      "properties": {
        "datetime": "2018-07-21T01:29:31Z",
        "pc:count": 69232894,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707684.9765,
            "count": 69232894,
            "maximum": 708494.374,
            "minimum": 706937.474,
            "name": "X",
            "position": 0,
            "stddev": 420.3340434,
            "variance": 176680.708
          },
          {
            "average": 5394573.735,
            "count": 69232894,
            "maximum": 5395349.884,
            "minimum": 5393791.244,
            "name": "Y",
            "position": 1,
            "stddev": 425.3237102,
            "variance": 180900.2584
          },
          {
            "average": 1156.465257,
            "count": 69232894,
            "maximum": 1431.307825,
            "minimum": 969.547825,
            "name": "Z",
            "position": 2,
            "stddev": 103.4812832,
            "variance": 10708.37598
          },
          {
            "average": 546.6840243,
            "count": 69232894,
            "maximum": 2982,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 432.7819603,
            "variance": 187300.2251
          },
          {
            "average": 1.696878929,
            "count": 69232894,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8839398693,
            "variance": 0.7813496925
          },
          {
            "average": 2.393764357,
            "count": 69232894,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.077704936,
            "variance": 1.16144793
          },
          {
            "average": 0.4976484444,
            "count": 69232894,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944738,
            "variance": 0.2499944738
          },
          {
            "average": 0.0002530589,
            "count": 69232894,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0159058123,
            "variance": 0.0002529948649
          },
          {
            "average": 1.204291518,
            "count": 69232894,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4471795183,
            "variance": 0.1999695216
          },
          {
            "average": -0.002732149302,
            "count": 69232894,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.26493174,
            "variance": 150.4285506
          },
          {
            "average": 0,
            "count": 69232894,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 159.0187353,
            "count": 69232894,
            "maximum": 166,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.542921586,
            "variance": 6.466450195
          },
          {
            "average": 216168173.2,
            "count": 69232894,
            "maximum": 216171771.1,
            "minimum": 216165320.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1373.987598,
            "variance": 1887841.92
          },
          {
            "average": 0,
            "count": 69232894,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69232894,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69232894,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69232894,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69232894,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706937.474,
          5393791.244,
          969.547825,
          708494.374,
          5395349.884,
          1431.307825
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706937.474033903,
                5393791.243669443,
                969.5478249786069
              ],
              [
                706937.474033903,
                5395349.883669443,
                969.5478249786069
              ],
              [
                708494.3740339029,
                5395349.883669443,
                1431.3078249786067
              ],
              [
                708494.3740339029,
                5393791.243669443,
                1431.3078249786067
              ],
              [
                706937.474033903,
                5393791.243669443,
                969.5478249786069
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:29:31+00:00",
        "end_time": "2018-07-20T23:42:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1895398,
            48.66234637,
            969.547825,
            -120.1676366,
            48.67686879,
            1431.307825
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1895397895886,
                  48.66286394431574,
                  969.5478249786069
                ],
                [
                  -120.18876021870274,
                  48.67686878756225,
                  969.5478249786069
                ],
                [
                  -120.16763663960545,
                  48.67635096387135,
                  1431.3078249786067
                ],
                [
                  -120.1684220491467,
                  48.662346374108374,
                  1431.3078249786067
                ],
                [
                  -120.1895397895886,
                  48.66286394431574,
                  969.5478249786069
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:29:31Z",
            "pc:count": 69232894,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707684.9765,
                "count": 69232894,
                "maximum": 708494.374,
                "minimum": 706937.474,
                "name": "X",
                "position": 0,
                "stddev": 420.3340434,
                "variance": 176680.708
              },
              {
                "average": 5394573.735,
                "count": 69232894,
                "maximum": 5395349.884,
                "minimum": 5393791.244,
                "name": "Y",
                "position": 1,
                "stddev": 425.3237102,
                "variance": 180900.2584
              },
              {
                "average": 1156.465257,
                "count": 69232894,
                "maximum": 1431.307825,
                "minimum": 969.547825,
                "name": "Z",
                "position": 2,
                "stddev": 103.4812832,
                "variance": 10708.37598
              },
              {
                "average": 546.6840243,
                "count": 69232894,
                "maximum": 2982,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 432.7819603,
                "variance": 187300.2251
              },
              {
                "average": 1.696878929,
                "count": 69232894,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8839398693,
                "variance": 0.7813496925
              },
              {
                "average": 2.393764357,
                "count": 69232894,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.077704936,
                "variance": 1.16144793
              },
              {
                "average": 0.4976484444,
                "count": 69232894,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944738,
                "variance": 0.2499944738
              },
              {
                "average": 0.0002530589,
                "count": 69232894,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0159058123,
                "variance": 0.0002529948649
              },
              {
                "average": 1.204291518,
                "count": 69232894,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4471795183,
                "variance": 0.1999695216
              },
              {
                "average": -0.002732149302,
                "count": 69232894,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.26493174,
                "variance": 150.4285506
              },
              {
                "average": 0,
                "count": 69232894,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 159.0187353,
                "count": 69232894,
                "maximum": 166,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.542921586,
                "variance": 6.466450195
              },
              {
                "average": 216168173.2,
                "count": 69232894,
                "maximum": 216171771.1,
                "minimum": 216165320.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1373.987598,
                "variance": 1887841.92
              },
              {
                "average": 0,
                "count": 69232894,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69232894,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69232894,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69232894,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69232894,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706937.474,
              5393791.244,
              969.547825,
              708494.374,
              5395349.884,
              1431.307825
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706937.474033903,
                    5393791.243669443,
                    969.5478249786069
                  ],
                  [
                    706937.474033903,
                    5395349.883669443,
                    969.5478249786069
                  ],
                  [
                    708494.3740339029,
                    5395349.883669443,
                    1431.3078249786067
                  ],
                  [
                    708494.3740339029,
                    5393791.243669443,
                    1431.3078249786067
                  ],
                  [
                    706937.474033903,
                    5393791.243669443,
                    969.5478249786069
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:29:31+00:00",
            "end_time": "2018-07-20T23:42:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23029759948464,
              48.676290121204325,
              1150.493075131167
            ],
            [
              -120.22952894291625,
              48.69029577736761,
              1150.493075131167
            ],
            [
              -120.20840063860817,
              48.68978536411169,
              1603.473075131167
            ],
            [
              -120.2091751386559,
              48.67577995783426,
              1603.473075131167
            ],
            [
              -120.23029759948464,
              48.676290121204325,
              1150.493075131167
            ]
          ]
        ]
      },
      "bbox": [
        -120.2302976,
        48.67577996,
        1150.493075,
        -120.2084006,
        48.69029578,
        1603.473075
      ],
      "properties": {
        "datetime": "2018-07-21T18:56:55Z",
        "pc:count": 64459578,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704651.441,
            "count": 64459578,
            "maximum": 705439.2987,
            "minimum": 703882.5187,
            "name": "X",
            "position": 0,
            "stddev": 429.6641894,
            "variance": 184611.3156
          },
          {
            "average": 5395946.513,
            "count": 64459578,
            "maximum": 5396732.338,
            "minimum": 5395173.658,
            "name": "Y",
            "position": 1,
            "stddev": 424.6072075,
            "variance": 180291.2806
          },
          {
            "average": 1387.907255,
            "count": 64459578,
            "maximum": 1603.473075,
            "minimum": 1150.493075,
            "name": "Z",
            "position": 2,
            "stddev": 118.8475289,
            "variance": 14124.73512
          },
          {
            "average": 596.786282,
            "count": 64459578,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 485.4029506,
            "variance": 235616.0244
          },
          {
            "average": 1.669528274,
            "count": 64459578,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8842191956,
            "variance": 0.7818435858
          },
          {
            "average": 2.339164817,
            "count": 64459578,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.108003828,
            "variance": 1.227672483
          },
          {
            "average": 0.4967854893,
            "count": 64459578,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896707,
            "variance": 0.2499896708
          },
          {
            "average": 0.0002676561116,
            "count": 64459578,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01635800953,
            "variance": 0.0002675844759
          },
          {
            "average": 1.218442401,
            "count": 64459578,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4724312517,
            "variance": 0.2231912876
          },
          {
            "average": -0.394725348,
            "count": 64459578,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.11170344,
            "variance": 171.9167671
          },
          {
            "average": 0,
            "count": 64459578,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.4038457,
            "count": 64459578,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 36.3647073,
            "variance": 1322.391937
          },
          {
            "average": 216178184.1,
            "count": 64459578,
            "maximum": 216234615.6,
            "minimum": 216172189.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13604.22872,
            "variance": 185075039
          },
          {
            "average": 0,
            "count": 64459578,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64459578,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64459578,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64459578,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64459578,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703882.5187,
          5395173.658,
          1150.493075,
          705439.2987,
          5396732.338,
          1603.473075
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703882.5187462963,
                5395173.657629268,
                1150.493075131167
              ],
              [
                703882.5187462963,
                5396732.337629268,
                1150.493075131167
              ],
              [
                705439.2987462963,
                5396732.337629268,
                1603.473075131167
              ],
              [
                705439.2987462963,
                5395173.657629268,
                1603.473075131167
              ],
              [
                703882.5187462963,
                5395173.657629268,
                1150.493075131167
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:56:55+00:00",
        "end_time": "2018-07-21T01:36:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2302976,
            48.67577996,
            1150.493075,
            -120.2084006,
            48.69029578,
            1603.473075
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23029759948464,
                  48.676290121204325,
                  1150.493075131167
                ],
                [
                  -120.22952894291625,
                  48.69029577736761,
                  1150.493075131167
                ],
                [
                  -120.20840063860817,
                  48.68978536411169,
                  1603.473075131167
                ],
                [
                  -120.2091751386559,
                  48.67577995783426,
                  1603.473075131167
                ],
                [
                  -120.23029759948464,
                  48.676290121204325,
                  1150.493075131167
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:56:55Z",
            "pc:count": 64459578,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704651.441,
                "count": 64459578,
                "maximum": 705439.2987,
                "minimum": 703882.5187,
                "name": "X",
                "position": 0,
                "stddev": 429.6641894,
                "variance": 184611.3156
              },
              {
                "average": 5395946.513,
                "count": 64459578,
                "maximum": 5396732.338,
                "minimum": 5395173.658,
                "name": "Y",
                "position": 1,
                "stddev": 424.6072075,
                "variance": 180291.2806
              },
              {
                "average": 1387.907255,
                "count": 64459578,
                "maximum": 1603.473075,
                "minimum": 1150.493075,
                "name": "Z",
                "position": 2,
                "stddev": 118.8475289,
                "variance": 14124.73512
              },
              {
                "average": 596.786282,
                "count": 64459578,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 485.4029506,
                "variance": 235616.0244
              },
              {
                "average": 1.669528274,
                "count": 64459578,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8842191956,
                "variance": 0.7818435858
              },
              {
                "average": 2.339164817,
                "count": 64459578,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.108003828,
                "variance": 1.227672483
              },
              {
                "average": 0.4967854893,
                "count": 64459578,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896707,
                "variance": 0.2499896708
              },
              {
                "average": 0.0002676561116,
                "count": 64459578,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01635800953,
                "variance": 0.0002675844759
              },
              {
                "average": 1.218442401,
                "count": 64459578,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4724312517,
                "variance": 0.2231912876
              },
              {
                "average": -0.394725348,
                "count": 64459578,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.11170344,
                "variance": 171.9167671
              },
              {
                "average": 0,
                "count": 64459578,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.4038457,
                "count": 64459578,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 36.3647073,
                "variance": 1322.391937
              },
              {
                "average": 216178184.1,
                "count": 64459578,
                "maximum": 216234615.6,
                "minimum": 216172189.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13604.22872,
                "variance": 185075039
              },
              {
                "average": 0,
                "count": 64459578,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64459578,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64459578,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64459578,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64459578,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703882.5187,
              5395173.658,
              1150.493075,
              705439.2987,
              5396732.338,
              1603.473075
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703882.5187462963,
                    5395173.657629268,
                    1150.493075131167
                  ],
                  [
                    703882.5187462963,
                    5396732.337629268,
                    1150.493075131167
                  ],
                  [
                    705439.2987462963,
                    5396732.337629268,
                    1603.473075131167
                  ],
                  [
                    705439.2987462963,
                    5395173.657629268,
                    1603.473075131167
                  ],
                  [
                    703882.5187462963,
                    5395173.657629268,
                    1150.493075131167
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:56:55+00:00",
            "end_time": "2018-07-21T01:36:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16918934739302,
              48.662894288332325,
              750.9050415068015
            ],
            [
              -120.16840415554874,
              48.67689852664172,
              750.9050415068015
            ],
            [
              -120.14728147920358,
              48.67637698375028,
              1420.1450415068016
            ],
            [
              -120.14807250900112,
              48.66237300073402,
              1420.1450415068016
            ],
            [
              -120.16918934739302,
              48.662894288332325,
              750.9050415068015
            ]
          ]
        ]
      },
      "bbox": [
        -120.1691893,
        48.662373,
        750.9050415,
        -120.1472815,
        48.67689853,
        1420.145042
      ],
      "properties": {
        "datetime": "2018-07-21T00:21:56Z",
        "pc:count": 52671454,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709135.6581,
            "count": 52671454,
            "maximum": 709992.4814,
            "minimum": 708435.6214,
            "name": "X",
            "position": 0,
            "stddev": 438.041239,
            "variance": 191880.1271
          },
          {
            "average": 5394655.535,
            "count": 52671454,
            "maximum": 5395408.642,
            "minimum": 5393850.042,
            "name": "Y",
            "position": 1,
            "stddev": 436.5864334,
            "variance": 190607.7138
          },
          {
            "average": 1109.04338,
            "count": 52671454,
            "maximum": 1420.145042,
            "minimum": 750.9050415,
            "name": "Z",
            "position": 2,
            "stddev": 161.8718999,
            "variance": 26202.51196
          },
          {
            "average": 609.3403776,
            "count": 52671454,
            "maximum": 4095,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 455.9238429,
            "variance": 207866.5506
          },
          {
            "average": 1.63198525,
            "count": 52671454,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8659751931,
            "variance": 0.7499130351
          },
          {
            "average": 2.264133586,
            "count": 52671454,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.103845376,
            "variance": 1.218474613
          },
          {
            "average": 0.496494363,
            "count": 52671454,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999877151,
            "variance": 0.2499877153
          },
          {
            "average": 0.0002750256334,
            "count": 52671454,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01658161631,
            "variance": 0.0002749499996
          },
          {
            "average": 1.254793194,
            "count": 52671454,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4941110007,
            "variance": 0.244145681
          },
          {
            "average": 1.21229801,
            "count": 52671454,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.61489872,
            "variance": 159.1356697
          },
          {
            "average": 0,
            "count": 52671454,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 287.8480022,
            "count": 52671454,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 407.9867836,
            "variance": 166453.2156
          },
          {
            "average": 216156649.4,
            "count": 52671454,
            "maximum": 216167716.5,
            "minimum": 216136551.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13205.57764,
            "variance": 174387280.7
          },
          {
            "average": 0,
            "count": 52671454,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52671454,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52671454,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52671454,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52671454,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708435.6214,
          5393850.042,
          750.9050415,
          709992.4814,
          5395408.642,
          1420.145042
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708435.6213998352,
                5393850.042049219,
                750.9050415068015
              ],
              [
                708435.6213998352,
                5395408.6420492185,
                750.9050415068015
              ],
              [
                709992.4813998353,
                5395408.6420492185,
                1420.1450415068016
              ],
              [
                709992.4813998353,
                5393850.042049219,
                1420.1450415068016
              ],
              [
                708435.6213998352,
                5393850.042049219,
                750.9050415068015
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:21:56+00:00",
        "end_time": "2018-07-20T15:42:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1691893,
            48.662373,
            750.9050415,
            -120.1472815,
            48.67689853,
            1420.145042
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16918934739302,
                  48.662894288332325,
                  750.9050415068015
                ],
                [
                  -120.16840415554874,
                  48.67689852664172,
                  750.9050415068015
                ],
                [
                  -120.14728147920358,
                  48.67637698375028,
                  1420.1450415068016
                ],
                [
                  -120.14807250900112,
                  48.66237300073402,
                  1420.1450415068016
                ],
                [
                  -120.16918934739302,
                  48.662894288332325,
                  750.9050415068015
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:21:56Z",
            "pc:count": 52671454,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709135.6581,
                "count": 52671454,
                "maximum": 709992.4814,
                "minimum": 708435.6214,
                "name": "X",
                "position": 0,
                "stddev": 438.041239,
                "variance": 191880.1271
              },
              {
                "average": 5394655.535,
                "count": 52671454,
                "maximum": 5395408.642,
                "minimum": 5393850.042,
                "name": "Y",
                "position": 1,
                "stddev": 436.5864334,
                "variance": 190607.7138
              },
              {
                "average": 1109.04338,
                "count": 52671454,
                "maximum": 1420.145042,
                "minimum": 750.9050415,
                "name": "Z",
                "position": 2,
                "stddev": 161.8718999,
                "variance": 26202.51196
              },
              {
                "average": 609.3403776,
                "count": 52671454,
                "maximum": 4095,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 455.9238429,
                "variance": 207866.5506
              },
              {
                "average": 1.63198525,
                "count": 52671454,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8659751931,
                "variance": 0.7499130351
              },
              {
                "average": 2.264133586,
                "count": 52671454,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.103845376,
                "variance": 1.218474613
              },
              {
                "average": 0.496494363,
                "count": 52671454,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999877151,
                "variance": 0.2499877153
              },
              {
                "average": 0.0002750256334,
                "count": 52671454,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01658161631,
                "variance": 0.0002749499996
              },
              {
                "average": 1.254793194,
                "count": 52671454,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4941110007,
                "variance": 0.244145681
              },
              {
                "average": 1.21229801,
                "count": 52671454,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.61489872,
                "variance": 159.1356697
              },
              {
                "average": 0,
                "count": 52671454,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 287.8480022,
                "count": 52671454,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 407.9867836,
                "variance": 166453.2156
              },
              {
                "average": 216156649.4,
                "count": 52671454,
                "maximum": 216167716.5,
                "minimum": 216136551.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13205.57764,
                "variance": 174387280.7
              },
              {
                "average": 0,
                "count": 52671454,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52671454,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52671454,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52671454,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52671454,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708435.6214,
              5393850.042,
              750.9050415,
              709992.4814,
              5395408.642,
              1420.145042
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708435.6213998352,
                    5393850.042049219,
                    750.9050415068015
                  ],
                  [
                    708435.6213998352,
                    5395408.6420492185,
                    750.9050415068015
                  ],
                  [
                    709992.4813998353,
                    5395408.6420492185,
                    1420.1450415068016
                  ],
                  [
                    709992.4813998353,
                    5393850.042049219,
                    1420.1450415068016
                  ],
                  [
                    708435.6213998352,
                    5393850.042049219,
                    750.9050415068015
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:21:56+00:00",
            "end_time": "2018-07-20T15:42:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14891532730965,
              48.68991517250756,
              696.2449597984872
            ],
            [
              -120.14812371447584,
              48.70391999704365,
              696.2449597984872
            ],
            [
              -120.12698929259142,
              48.703394499132635,
              1312.4449597984872
            ],
            [
              -120.1277867522373,
              48.68938993186818,
              1312.4449597984872
            ],
            [
              -120.14891532730965,
              48.68991517250756,
              696.2449597984872
            ]
          ]
        ]
      },
      "bbox": [
        -120.1489153,
        48.68938993,
        696.2449598,
        -120.1269893,
        48.70392,
        1312.44496
      ],
      "properties": {
        "datetime": "2018-07-20T16:08:15Z",
        "pc:count": 46173328,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710592.799,
            "count": 46173328,
            "maximum": 711372.8629,
            "minimum": 709815.9429,
            "name": "X",
            "position": 0,
            "stddev": 448.3205455,
            "variance": 200991.3115
          },
          {
            "average": 5397676.431,
            "count": 46173328,
            "maximum": 5398467.498,
            "minimum": 5396908.798,
            "name": "Y",
            "position": 1,
            "stddev": 428.3966665,
            "variance": 183523.7038
          },
          {
            "average": 969.5182923,
            "count": 46173328,
            "maximum": 1312.44496,
            "minimum": 696.2449598,
            "name": "Z",
            "position": 2,
            "stddev": 176.4485888,
            "variance": 31134.10449
          },
          {
            "average": 623.7469542,
            "count": 46173328,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 460.3905743,
            "variance": 211959.4809
          },
          {
            "average": 1.568531924,
            "count": 46173328,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8234013664,
            "variance": 0.6779898103
          },
          {
            "average": 2.13713404,
            "count": 46173328,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.068699506,
            "variance": 1.142118634
          },
          {
            "average": 0.4973051325,
            "count": 46173328,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999927431,
            "variance": 0.2499927431
          },
          {
            "average": 0.0002977259945,
            "count": 46173328,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01725216972,
            "variance": 0.0002976373602
          },
          {
            "average": 1.276666261,
            "count": 46173328,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5008563607,
            "variance": 0.250857094
          },
          {
            "average": -0.4235683716,
            "count": 46173328,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.42231945,
            "variance": 154.3140206
          },
          {
            "average": 0,
            "count": 46173328,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 536.302859,
            "count": 46173328,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 647.9277678,
            "variance": 419810.3923
          },
          {
            "average": 216124406.3,
            "count": 46173328,
            "maximum": 216138095.2,
            "minimum": 216089797.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20274.73063,
            "variance": 411064702.3
          },
          {
            "average": 0,
            "count": 46173328,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46173328,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46173328,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46173328,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46173328,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709815.9429,
          5396908.798,
          696.2449598,
          711372.8629,
          5398467.498,
          1312.44496
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709815.942876287,
                5396908.798361534,
                696.2449597984872
              ],
              [
                709815.942876287,
                5398467.4983615335,
                696.2449597984872
              ],
              [
                711372.862876287,
                5398467.4983615335,
                1312.4449597984872
              ],
              [
                711372.862876287,
                5396908.798361534,
                1312.4449597984872
              ],
              [
                709815.942876287,
                5396908.798361534,
                696.2449597984872
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:08:15+00:00",
        "end_time": "2018-07-20T02:43:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1489153,
            48.68938993,
            696.2449598,
            -120.1269893,
            48.70392,
            1312.44496
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14891532730965,
                  48.68991517250756,
                  696.2449597984872
                ],
                [
                  -120.14812371447584,
                  48.70391999704365,
                  696.2449597984872
                ],
                [
                  -120.12698929259142,
                  48.703394499132635,
                  1312.4449597984872
                ],
                [
                  -120.1277867522373,
                  48.68938993186818,
                  1312.4449597984872
                ],
                [
                  -120.14891532730965,
                  48.68991517250756,
                  696.2449597984872
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:08:15Z",
            "pc:count": 46173328,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710592.799,
                "count": 46173328,
                "maximum": 711372.8629,
                "minimum": 709815.9429,
                "name": "X",
                "position": 0,
                "stddev": 448.3205455,
                "variance": 200991.3115
              },
              {
                "average": 5397676.431,
                "count": 46173328,
                "maximum": 5398467.498,
                "minimum": 5396908.798,
                "name": "Y",
                "position": 1,
                "stddev": 428.3966665,
                "variance": 183523.7038
              },
              {
                "average": 969.5182923,
                "count": 46173328,
                "maximum": 1312.44496,
                "minimum": 696.2449598,
                "name": "Z",
                "position": 2,
                "stddev": 176.4485888,
                "variance": 31134.10449
              },
              {
                "average": 623.7469542,
                "count": 46173328,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 460.3905743,
                "variance": 211959.4809
              },
              {
                "average": 1.568531924,
                "count": 46173328,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8234013664,
                "variance": 0.6779898103
              },
              {
                "average": 2.13713404,
                "count": 46173328,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.068699506,
                "variance": 1.142118634
              },
              {
                "average": 0.4973051325,
                "count": 46173328,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999927431,
                "variance": 0.2499927431
              },
              {
                "average": 0.0002977259945,
                "count": 46173328,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01725216972,
                "variance": 0.0002976373602
              },
              {
                "average": 1.276666261,
                "count": 46173328,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5008563607,
                "variance": 0.250857094
              },
              {
                "average": -0.4235683716,
                "count": 46173328,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.42231945,
                "variance": 154.3140206
              },
              {
                "average": 0,
                "count": 46173328,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 536.302859,
                "count": 46173328,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 647.9277678,
                "variance": 419810.3923
              },
              {
                "average": 216124406.3,
                "count": 46173328,
                "maximum": 216138095.2,
                "minimum": 216089797.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20274.73063,
                "variance": 411064702.3
              },
              {
                "average": 0,
                "count": 46173328,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46173328,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46173328,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46173328,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46173328,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709815.9429,
              5396908.798,
              696.2449598,
              711372.8629,
              5398467.498,
              1312.44496
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709815.942876287,
                    5396908.798361534,
                    696.2449597984872
                  ],
                  [
                    709815.942876287,
                    5398467.4983615335,
                    696.2449597984872
                  ],
                  [
                    711372.862876287,
                    5398467.4983615335,
                    1312.4449597984872
                  ],
                  [
                    711372.862876287,
                    5396908.798361534,
                    1312.4449597984872
                  ],
                  [
                    709815.942876287,
                    5396908.798361534,
                    696.2449597984872
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:08:15+00:00",
            "end_time": "2018-07-20T02:43:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22994730123325,
              48.595310960249655,
              1045.8361851981826
            ],
            [
              -120.22918085973463,
              48.609314473774795,
              1045.8361851981826
            ],
            [
              -120.2080855533859,
              48.608804607432376,
              1383.5961851981829
            ],
            [
              -120.20885781168934,
              48.594801343395815,
              1383.5961851981829
            ],
            [
              -120.22994730123325,
              48.595310960249655,
              1045.8361851981826
            ]
          ]
        ]
      },
      "bbox": [
        -120.2299473,
        48.59480134,
        1045.836185,
        -120.2080856,
        48.60931447,
        1383.596185
      ],
      "properties": {
        "datetime": "2018-07-21T18:54:16Z",
        "pc:count": 56630402,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705012.7255,
            "count": 56630402,
            "maximum": 705791.9714,
            "minimum": 704235.1314,
            "name": "X",
            "position": 0,
            "stddev": 424.8545941,
            "variance": 180501.4262
          },
          {
            "average": 5386958.394,
            "count": 56630402,
            "maximum": 5387732.842,
            "minimum": 5386174.422,
            "name": "Y",
            "position": 1,
            "stddev": 434.0416081,
            "variance": 188392.1176
          },
          {
            "average": 1235.463294,
            "count": 56630402,
            "maximum": 1383.596185,
            "minimum": 1045.836185,
            "name": "Z",
            "position": 2,
            "stddev": 61.90632967,
            "variance": 3832.393653
          },
          {
            "average": 727.214072,
            "count": 56630402,
            "maximum": 3306,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 519.411434,
            "variance": 269788.2377
          },
          {
            "average": 1.580123058,
            "count": 56630402,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.852759442,
            "variance": 0.7271986659
          },
          {
            "average": 2.160513411,
            "count": 56630402,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.124761898,
            "variance": 1.265089327
          },
          {
            "average": 0.4971799776,
            "count": 56630402,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999920518,
            "variance": 0.2499920519
          },
          {
            "average": 0.0002329490792,
            "count": 56630402,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01526089178,
            "variance": 0.000232894818
          },
          {
            "average": 1.258670475,
            "count": 56630402,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4730442433,
            "variance": 0.2237708561
          },
          {
            "average": -0.9123901439,
            "count": 56630402,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.88479691,
            "variance": 141.2483977
          },
          {
            "average": 0,
            "count": 56630402,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.3508663,
            "count": 56630402,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 33.25702224,
            "variance": 1106.029528
          },
          {
            "average": 216177534.4,
            "count": 56630402,
            "maximum": 216234456.7,
            "minimum": 216172341,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12393.01524,
            "variance": 153586826.6
          },
          {
            "average": 0,
            "count": 56630402,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56630402,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56630402,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56630402,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56630402,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704235.1314,
          5386174.422,
          1045.836185,
          705791.9714,
          5387732.842,
          1383.596185
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704235.1313525216,
                5386174.421653576,
                1045.8361851981826
              ],
              [
                704235.1313525216,
                5387732.841653576,
                1045.8361851981826
              ],
              [
                705791.9713525217,
                5387732.841653576,
                1383.5961851981829
              ],
              [
                705791.9713525217,
                5386174.421653576,
                1383.5961851981829
              ],
              [
                704235.1313525216,
                5386174.421653576,
                1045.8361851981826
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:54:16+00:00",
        "end_time": "2018-07-21T01:39:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2299473,
            48.59480134,
            1045.836185,
            -120.2080856,
            48.60931447,
            1383.596185
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22994730123325,
                  48.595310960249655,
                  1045.8361851981826
                ],
                [
                  -120.22918085973463,
                  48.609314473774795,
                  1045.8361851981826
                ],
                [
                  -120.2080855533859,
                  48.608804607432376,
                  1383.5961851981829
                ],
                [
                  -120.20885781168934,
                  48.594801343395815,
                  1383.5961851981829
                ],
                [
                  -120.22994730123325,
                  48.595310960249655,
                  1045.8361851981826
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:54:16Z",
            "pc:count": 56630402,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705012.7255,
                "count": 56630402,
                "maximum": 705791.9714,
                "minimum": 704235.1314,
                "name": "X",
                "position": 0,
                "stddev": 424.8545941,
                "variance": 180501.4262
              },
              {
                "average": 5386958.394,
                "count": 56630402,
                "maximum": 5387732.842,
                "minimum": 5386174.422,
                "name": "Y",
                "position": 1,
                "stddev": 434.0416081,
                "variance": 188392.1176
              },
              {
                "average": 1235.463294,
                "count": 56630402,
                "maximum": 1383.596185,
                "minimum": 1045.836185,
                "name": "Z",
                "position": 2,
                "stddev": 61.90632967,
                "variance": 3832.393653
              },
              {
                "average": 727.214072,
                "count": 56630402,
                "maximum": 3306,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 519.411434,
                "variance": 269788.2377
              },
              {
                "average": 1.580123058,
                "count": 56630402,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.852759442,
                "variance": 0.7271986659
              },
              {
                "average": 2.160513411,
                "count": 56630402,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.124761898,
                "variance": 1.265089327
              },
              {
                "average": 0.4971799776,
                "count": 56630402,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999920518,
                "variance": 0.2499920519
              },
              {
                "average": 0.0002329490792,
                "count": 56630402,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01526089178,
                "variance": 0.000232894818
              },
              {
                "average": 1.258670475,
                "count": 56630402,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4730442433,
                "variance": 0.2237708561
              },
              {
                "average": -0.9123901439,
                "count": 56630402,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.88479691,
                "variance": 141.2483977
              },
              {
                "average": 0,
                "count": 56630402,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.3508663,
                "count": 56630402,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 33.25702224,
                "variance": 1106.029528
              },
              {
                "average": 216177534.4,
                "count": 56630402,
                "maximum": 216234456.7,
                "minimum": 216172341,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12393.01524,
                "variance": 153586826.6
              },
              {
                "average": 0,
                "count": 56630402,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56630402,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56630402,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56630402,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56630402,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704235.1314,
              5386174.422,
              1045.836185,
              705791.9714,
              5387732.842,
              1383.596185
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704235.1313525216,
                    5386174.421653576,
                    1045.8361851981826
                  ],
                  [
                    704235.1313525216,
                    5387732.841653576,
                    1045.8361851981826
                  ],
                  [
                    705791.9713525217,
                    5387732.841653576,
                    1383.5961851981829
                  ],
                  [
                    705791.9713525217,
                    5386174.421653576,
                    1383.5961851981829
                  ],
                  [
                    704235.1313525216,
                    5386174.421653576,
                    1045.8361851981826
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:54:16+00:00",
            "end_time": "2018-07-21T01:39:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08718885391791,
              48.29861576437838,
              445.31216203602486
            ],
            [
              -120.08639152235885,
              48.31261431514059,
              445.31216203602486
            ],
            [
              -120.06541683005673,
              48.312080615873356,
              649.6721620360249
            ],
            [
              -120.06621988149281,
              48.298082325837484,
              649.6721620360249
            ],
            [
              -120.08718885391791,
              48.29861576437838,
              445.31216203602486
            ]
          ]
        ]
      },
      "bbox": [
        -120.0871889,
        48.29808233,
        445.312162,
        -120.0654168,
        48.31261432,
        649.672162
      ],
      "properties": {
        "datetime": "2018-07-20T01:10:02Z",
        "pc:count": 36701451,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716803.3638,
            "count": 36701451,
            "maximum": 717572.3002,
            "minimum": 716015.1202,
            "name": "X",
            "position": 0,
            "stddev": 432.5440957,
            "variance": 187094.3947
          },
          {
            "average": 5354364.354,
            "count": 36701451,
            "maximum": 5355150.277,
            "minimum": 5353592.297,
            "name": "Y",
            "position": 1,
            "stddev": 424.2896292,
            "variance": 180021.6894
          },
          {
            "average": 518.6718895,
            "count": 36701451,
            "maximum": 649.672162,
            "minimum": 445.312162,
            "name": "Z",
            "position": 2,
            "stddev": 36.49860976,
            "variance": 1332.148514
          },
          {
            "average": 1037.23505,
            "count": 36701451,
            "maximum": 4095,
            "minimum": 90,
            "name": "Intensity",
            "position": 3,
            "stddev": 358.5917966,
            "variance": 128588.0766
          },
          {
            "average": 1.062003598,
            "count": 36701451,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2629357939,
            "variance": 0.06913523169
          },
          {
            "average": 1.124006242,
            "count": 36701451,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3762538495,
            "variance": 0.1415669593
          },
          {
            "average": 0.4958923831,
            "count": 36701451,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983134,
            "variance": 0.2499831343
          },
          {
            "average": 0.0002685452409,
            "count": 36701451,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01638514973,
            "variance": 0.0002684731317
          },
          {
            "average": 1.488024247,
            "count": 36701451,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5233567489,
            "variance": 0.2739022866
          },
          {
            "average": -0.2440828502,
            "count": 36701451,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.565138611,
            "variance": 73.36159942
          },
          {
            "average": 0,
            "count": 36701451,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.57849222,
            "count": 36701451,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.389011677,
            "variance": 5.707376794
          },
          {
            "average": 216082175.1,
            "count": 36701451,
            "maximum": 216084202.3,
            "minimum": 216079369.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1459.095342,
            "variance": 2128959.216
          },
          {
            "average": 0,
            "count": 36701451,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36701451,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36701451,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36701451,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36701451,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716015.1202,
          5353592.297,
          445.312162,
          717572.3002,
          5355150.277,
          649.672162
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716015.1201818051,
                5353592.29650916,
                445.31216203602486
              ],
              [
                716015.1201818051,
                5355150.27650916,
                445.31216203602486
              ],
              [
                717572.300181805,
                5355150.27650916,
                649.6721620360249
              ],
              [
                717572.300181805,
                5353592.29650916,
                649.6721620360249
              ],
              [
                716015.1201818051,
                5353592.29650916,
                445.31216203602486
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:10:02+00:00",
        "end_time": "2018-07-19T23:49:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0871889,
            48.29808233,
            445.312162,
            -120.0654168,
            48.31261432,
            649.672162
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08718885391791,
                  48.29861576437838,
                  445.31216203602486
                ],
                [
                  -120.08639152235885,
                  48.31261431514059,
                  445.31216203602486
                ],
                [
                  -120.06541683005673,
                  48.312080615873356,
                  649.6721620360249
                ],
                [
                  -120.06621988149281,
                  48.298082325837484,
                  649.6721620360249
                ],
                [
                  -120.08718885391791,
                  48.29861576437838,
                  445.31216203602486
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:10:02Z",
            "pc:count": 36701451,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716803.3638,
                "count": 36701451,
                "maximum": 717572.3002,
                "minimum": 716015.1202,
                "name": "X",
                "position": 0,
                "stddev": 432.5440957,
                "variance": 187094.3947
              },
              {
                "average": 5354364.354,
                "count": 36701451,
                "maximum": 5355150.277,
                "minimum": 5353592.297,
                "name": "Y",
                "position": 1,
                "stddev": 424.2896292,
                "variance": 180021.6894
              },
              {
                "average": 518.6718895,
                "count": 36701451,
                "maximum": 649.672162,
                "minimum": 445.312162,
                "name": "Z",
                "position": 2,
                "stddev": 36.49860976,
                "variance": 1332.148514
              },
              {
                "average": 1037.23505,
                "count": 36701451,
                "maximum": 4095,
                "minimum": 90,
                "name": "Intensity",
                "position": 3,
                "stddev": 358.5917966,
                "variance": 128588.0766
              },
              {
                "average": 1.062003598,
                "count": 36701451,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2629357939,
                "variance": 0.06913523169
              },
              {
                "average": 1.124006242,
                "count": 36701451,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3762538495,
                "variance": 0.1415669593
              },
              {
                "average": 0.4958923831,
                "count": 36701451,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983134,
                "variance": 0.2499831343
              },
              {
                "average": 0.0002685452409,
                "count": 36701451,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01638514973,
                "variance": 0.0002684731317
              },
              {
                "average": 1.488024247,
                "count": 36701451,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5233567489,
                "variance": 0.2739022866
              },
              {
                "average": -0.2440828502,
                "count": 36701451,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.565138611,
                "variance": 73.36159942
              },
              {
                "average": 0,
                "count": 36701451,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.57849222,
                "count": 36701451,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.389011677,
                "variance": 5.707376794
              },
              {
                "average": 216082175.1,
                "count": 36701451,
                "maximum": 216084202.3,
                "minimum": 216079369.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1459.095342,
                "variance": 2128959.216
              },
              {
                "average": 0,
                "count": 36701451,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36701451,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36701451,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36701451,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36701451,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716015.1202,
              5353592.297,
              445.312162,
              717572.3002,
              5355150.277,
              649.672162
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716015.1201818051,
                    5353592.29650916,
                    445.31216203602486
                  ],
                  [
                    716015.1201818051,
                    5355150.27650916,
                    445.31216203602486
                  ],
                  [
                    717572.300181805,
                    5355150.27650916,
                    649.6721620360249
                  ],
                  [
                    717572.300181805,
                    5353592.29650916,
                    649.6721620360249
                  ],
                  [
                    716015.1201818051,
                    5353592.29650916,
                    445.31216203602486
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:10:02+00:00",
            "end_time": "2018-07-19T23:49:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16858962029053,
              48.47395207462602,
              330.47532869047075
            ],
            [
              -120.1678096676558,
              48.487952993370776,
              330.47532869047075
            ],
            [
              -120.14676531320745,
              48.48743284014865,
              829.2953286904707
            ],
            [
              -120.14755104211919,
              48.47343217574323,
              829.2953286904707
            ],
            [
              -120.16858962029053,
              48.47395207462602,
              330.47532869047075
            ]
          ]
        ]
      },
      "bbox": [
        -120.1685896,
        48.47343218,
        330.4753287,
        -120.1467653,
        48.48795299,
        829.2953287
      ],
      "properties": {
        "datetime": "2018-07-21T00:15:55Z",
        "pc:count": 30950599,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709984.5851,
            "count": 30950599,
            "maximum": 710815.3181,
            "minimum": 709258.4381,
            "name": "X",
            "position": 0,
            "stddev": 423.7454685,
            "variance": 179560.2221
          },
          {
            "average": 5373639.169,
            "count": 30950599,
            "maximum": 5374410.803,
            "minimum": 5372852.623,
            "name": "Y",
            "position": 1,
            "stddev": 424.5661413,
            "variance": 180256.4084
          },
          {
            "average": 718.2310939,
            "count": 30950599,
            "maximum": 829.2953287,
            "minimum": 330.4753287,
            "name": "Z",
            "position": 2,
            "stddev": 63.4050914,
            "variance": 4020.205615
          },
          {
            "average": 1128.05803,
            "count": 30950599,
            "maximum": 4095,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 431.7530014,
            "variance": 186410.6542
          },
          {
            "average": 1.104622789,
            "count": 30950599,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3760003105,
            "variance": 0.1413762335
          },
          {
            "average": 1.209223027,
            "count": 30950599,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5554415635,
            "variance": 0.3085153305
          },
          {
            "average": 0.495918835,
            "count": 30950599,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999833519,
            "variance": 0.2499833522
          },
          {
            "average": 0.0002396076406,
            "count": 30950599,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01547741052,
            "variance": 0.0002395502365
          },
          {
            "average": 1.548022835,
            "count": 30950599,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5132621814,
            "variance": 0.2634380669
          },
          {
            "average": 0.02485180667,
            "count": 30950599,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.993634803,
            "variance": 99.87273657
          },
          {
            "average": 0,
            "count": 30950599,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 330.461737,
            "count": 30950599,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 463.8445387,
            "variance": 215151.7561
          },
          {
            "average": 216155084.1,
            "count": 30950599,
            "maximum": 216167355.9,
            "minimum": 216136865.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13688.41943,
            "variance": 187372826.6
          },
          {
            "average": 0,
            "count": 30950599,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30950599,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30950599,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30950599,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30950599,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709258.4381,
          5372852.623,
          330.4753287,
          710815.3181,
          5374410.803,
          829.2953287
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709258.4380813544,
                5372852.622684904,
                330.47532869047075
              ],
              [
                709258.4380813544,
                5374410.802684904,
                330.47532869047075
              ],
              [
                710815.3180813543,
                5374410.802684904,
                829.2953286904707
              ],
              [
                710815.3180813543,
                5372852.622684904,
                829.2953286904707
              ],
              [
                709258.4380813544,
                5372852.622684904,
                330.47532869047075
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:15:55+00:00",
        "end_time": "2018-07-20T15:47:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1685896,
            48.47343218,
            330.4753287,
            -120.1467653,
            48.48795299,
            829.2953287
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16858962029053,
                  48.47395207462602,
                  330.47532869047075
                ],
                [
                  -120.1678096676558,
                  48.487952993370776,
                  330.47532869047075
                ],
                [
                  -120.14676531320745,
                  48.48743284014865,
                  829.2953286904707
                ],
                [
                  -120.14755104211919,
                  48.47343217574323,
                  829.2953286904707
                ],
                [
                  -120.16858962029053,
                  48.47395207462602,
                  330.47532869047075
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:15:55Z",
            "pc:count": 30950599,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709984.5851,
                "count": 30950599,
                "maximum": 710815.3181,
                "minimum": 709258.4381,
                "name": "X",
                "position": 0,
                "stddev": 423.7454685,
                "variance": 179560.2221
              },
              {
                "average": 5373639.169,
                "count": 30950599,
                "maximum": 5374410.803,
                "minimum": 5372852.623,
                "name": "Y",
                "position": 1,
                "stddev": 424.5661413,
                "variance": 180256.4084
              },
              {
                "average": 718.2310939,
                "count": 30950599,
                "maximum": 829.2953287,
                "minimum": 330.4753287,
                "name": "Z",
                "position": 2,
                "stddev": 63.4050914,
                "variance": 4020.205615
              },
              {
                "average": 1128.05803,
                "count": 30950599,
                "maximum": 4095,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 431.7530014,
                "variance": 186410.6542
              },
              {
                "average": 1.104622789,
                "count": 30950599,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3760003105,
                "variance": 0.1413762335
              },
              {
                "average": 1.209223027,
                "count": 30950599,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5554415635,
                "variance": 0.3085153305
              },
              {
                "average": 0.495918835,
                "count": 30950599,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999833519,
                "variance": 0.2499833522
              },
              {
                "average": 0.0002396076406,
                "count": 30950599,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01547741052,
                "variance": 0.0002395502365
              },
              {
                "average": 1.548022835,
                "count": 30950599,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5132621814,
                "variance": 0.2634380669
              },
              {
                "average": 0.02485180667,
                "count": 30950599,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.993634803,
                "variance": 99.87273657
              },
              {
                "average": 0,
                "count": 30950599,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 330.461737,
                "count": 30950599,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 463.8445387,
                "variance": 215151.7561
              },
              {
                "average": 216155084.1,
                "count": 30950599,
                "maximum": 216167355.9,
                "minimum": 216136865.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13688.41943,
                "variance": 187372826.6
              },
              {
                "average": 0,
                "count": 30950599,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30950599,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30950599,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30950599,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30950599,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709258.4381,
              5372852.623,
              330.4753287,
              710815.3181,
              5374410.803,
              829.2953287
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709258.4380813544,
                    5372852.622684904,
                    330.47532869047075
                  ],
                  [
                    709258.4380813544,
                    5374410.802684904,
                    330.47532869047075
                  ],
                  [
                    710815.3180813543,
                    5374410.802684904,
                    829.2953286904707
                  ],
                  [
                    710815.3180813543,
                    5372852.622684904,
                    829.2953286904707
                  ],
                  [
                    709258.4380813544,
                    5372852.622684904,
                    330.47532869047075
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:15:55+00:00",
            "end_time": "2018-07-20T15:47:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18867720727069,
              48.41994331570242,
              540.020150392623
            ],
            [
              -120.18790428041633,
              48.433944069575396,
              540.020150392623
            ],
            [
              -120.16687998221181,
              48.433427971932005,
              829.580150392623
            ],
            [
              -120.16765866898857,
              48.41942747035399,
              829.580150392623
            ],
            [
              -120.18867720727069,
              48.41994331570242,
              540.020150392623
            ]
          ]
        ]
      },
      "bbox": [
        -120.1886772,
        48.41942747,
        540.0201504,
        -120.16688,
        48.43394407,
        829.5801504
      ],
      "properties": {
        "datetime": "2018-07-21T01:11:58Z",
        "pc:count": 38971345,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708769.9781,
            "count": 38971345,
            "maximum": 709551.5878,
            "minimum": 707994.5678,
            "name": "X",
            "position": 0,
            "stddev": 435.0514991,
            "variance": 189269.8068
          },
          {
            "average": 5367588.498,
            "count": 38971345,
            "maximum": 5368353.518,
            "minimum": 5366795.398,
            "name": "Y",
            "position": 1,
            "stddev": 423.3411342,
            "variance": 179217.7159
          },
          {
            "average": 658.2463511,
            "count": 38971345,
            "maximum": 829.5801504,
            "minimum": 540.0201504,
            "name": "Z",
            "position": 2,
            "stddev": 71.38459267,
            "variance": 5095.760071
          },
          {
            "average": 1219.247701,
            "count": 38971345,
            "maximum": 4095,
            "minimum": 76,
            "name": "Intensity",
            "position": 3,
            "stddev": 411.6164297,
            "variance": 169428.0852
          },
          {
            "average": 1.081849292,
            "count": 38971345,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.325496073,
            "variance": 0.1059476935
          },
          {
            "average": 1.163754343,
            "count": 38971345,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4789385878,
            "variance": 0.2293821708
          },
          {
            "average": 0.497369516,
            "count": 38971345,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930869,
            "variance": 0.249993087
          },
          {
            "average": 0.0002504404197,
            "count": 38971345,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0158233279,
            "variance": 0.0002503777058
          },
          {
            "average": 1.562376279,
            "count": 38971345,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5061269523,
            "variance": 0.2561644918
          },
          {
            "average": 0.1155122077,
            "count": 38971345,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.581006954,
            "variance": 91.79569426
          },
          {
            "average": 0,
            "count": 38971345,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.7830782,
            "count": 38971345,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.621820317,
            "variance": 6.873941772
          },
          {
            "average": 216168054.4,
            "count": 38971345,
            "maximum": 216170718.2,
            "minimum": 216164874.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1401.266231,
            "variance": 1963547.051
          },
          {
            "average": 0,
            "count": 38971345,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38971345,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38971345,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38971345,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38971345,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707994.5678,
          5366795.398,
          540.0201504,
          709551.5878,
          5368353.518,
          829.5801504
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707994.5678280785,
                5366795.397846398,
                540.020150392623
              ],
              [
                707994.5678280785,
                5368353.517846397,
                540.020150392623
              ],
              [
                709551.5878280785,
                5368353.517846397,
                829.580150392623
              ],
              [
                709551.5878280785,
                5366795.397846398,
                829.580150392623
              ],
              [
                707994.5678280785,
                5366795.397846398,
                540.020150392623
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:11:58+00:00",
        "end_time": "2018-07-20T23:34:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1886772,
            48.41942747,
            540.0201504,
            -120.16688,
            48.43394407,
            829.5801504
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18867720727069,
                  48.41994331570242,
                  540.020150392623
                ],
                [
                  -120.18790428041633,
                  48.433944069575396,
                  540.020150392623
                ],
                [
                  -120.16687998221181,
                  48.433427971932005,
                  829.580150392623
                ],
                [
                  -120.16765866898857,
                  48.41942747035399,
                  829.580150392623
                ],
                [
                  -120.18867720727069,
                  48.41994331570242,
                  540.020150392623
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:11:58Z",
            "pc:count": 38971345,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708769.9781,
                "count": 38971345,
                "maximum": 709551.5878,
                "minimum": 707994.5678,
                "name": "X",
                "position": 0,
                "stddev": 435.0514991,
                "variance": 189269.8068
              },
              {
                "average": 5367588.498,
                "count": 38971345,
                "maximum": 5368353.518,
                "minimum": 5366795.398,
                "name": "Y",
                "position": 1,
                "stddev": 423.3411342,
                "variance": 179217.7159
              },
              {
                "average": 658.2463511,
                "count": 38971345,
                "maximum": 829.5801504,
                "minimum": 540.0201504,
                "name": "Z",
                "position": 2,
                "stddev": 71.38459267,
                "variance": 5095.760071
              },
              {
                "average": 1219.247701,
                "count": 38971345,
                "maximum": 4095,
                "minimum": 76,
                "name": "Intensity",
                "position": 3,
                "stddev": 411.6164297,
                "variance": 169428.0852
              },
              {
                "average": 1.081849292,
                "count": 38971345,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.325496073,
                "variance": 0.1059476935
              },
              {
                "average": 1.163754343,
                "count": 38971345,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4789385878,
                "variance": 0.2293821708
              },
              {
                "average": 0.497369516,
                "count": 38971345,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930869,
                "variance": 0.249993087
              },
              {
                "average": 0.0002504404197,
                "count": 38971345,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0158233279,
                "variance": 0.0002503777058
              },
              {
                "average": 1.562376279,
                "count": 38971345,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5061269523,
                "variance": 0.2561644918
              },
              {
                "average": 0.1155122077,
                "count": 38971345,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.581006954,
                "variance": 91.79569426
              },
              {
                "average": 0,
                "count": 38971345,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.7830782,
                "count": 38971345,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.621820317,
                "variance": 6.873941772
              },
              {
                "average": 216168054.4,
                "count": 38971345,
                "maximum": 216170718.2,
                "minimum": 216164874.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1401.266231,
                "variance": 1963547.051
              },
              {
                "average": 0,
                "count": 38971345,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38971345,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38971345,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38971345,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38971345,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707994.5678,
              5366795.398,
              540.0201504,
              709551.5878,
              5368353.518,
              829.5801504
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707994.5678280785,
                    5366795.397846398,
                    540.020150392623
                  ],
                  [
                    707994.5678280785,
                    5368353.517846397,
                    540.020150392623
                  ],
                  [
                    709551.5878280785,
                    5368353.517846397,
                    829.580150392623
                  ],
                  [
                    709551.5878280785,
                    5366795.397846398,
                    829.580150392623
                  ],
                  [
                    707994.5678280785,
                    5366795.397846398,
                    540.020150392623
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:11:58+00:00",
            "end_time": "2018-07-20T23:34:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14895268070067,
              48.703412625984235,
              738.7116257461573
            ],
            [
              -120.14816066194557,
              48.717418136812505,
              738.7116257461573
            ],
            [
              -120.12702140037787,
              48.71689255799769,
              1442.1516257461574
            ],
            [
              -120.12781927035898,
              48.70288730450922,
              1442.1516257461574
            ],
            [
              -120.14895268070067,
              48.703412625984235,
              738.7116257461573
            ]
          ]
        ]
      },
      "bbox": [
        -120.1489527,
        48.7028873,
        738.7116257,
        -120.1270214,
        48.71741814,
        1442.151626
      ],
      "properties": {
        "datetime": "2018-07-20T16:08:39Z",
        "pc:count": 37631100,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710578.7591,
            "count": 37631100,
            "maximum": 711313.9312,
            "minimum": 709757.0712,
            "name": "X",
            "position": 0,
            "stddev": 444.1921665,
            "variance": 197306.6807
          },
          {
            "average": 5399167.912,
            "count": 37631100,
            "maximum": 5399967.606,
            "minimum": 5398408.826,
            "name": "Y",
            "position": 1,
            "stddev": 438.6523416,
            "variance": 192415.8768
          },
          {
            "average": 1042.143917,
            "count": 37631100,
            "maximum": 1442.151626,
            "minimum": 738.7116257,
            "name": "Z",
            "position": 2,
            "stddev": 191.2401388,
            "variance": 36572.7907
          },
          {
            "average": 770.6051963,
            "count": 37631100,
            "maximum": 3305,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 420.5634704,
            "variance": 176873.6326
          },
          {
            "average": 1.338916003,
            "count": 37631100,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6642792091,
            "variance": 0.4412668676
          },
          {
            "average": 1.678219877,
            "count": 37631100,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9329691257,
            "variance": 0.8704313896
          },
          {
            "average": 0.4981417763,
            "count": 37631100,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999965536,
            "variance": 0.2499965536
          },
          {
            "average": 0.000261990747,
            "count": 37631100,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.016184008,
            "variance": 0.0002619221148
          },
          {
            "average": 1.341610476,
            "count": 37631100,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5314704179,
            "variance": 0.2824608051
          },
          {
            "average": -0.6767891231,
            "count": 37631100,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.79035627,
            "variance": 163.5932136
          },
          {
            "average": 0,
            "count": 37631100,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 526.0191048,
            "count": 37631100,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 643.8793898,
            "variance": 414580.6686
          },
          {
            "average": 216123660.2,
            "count": 37631100,
            "maximum": 216138119.4,
            "minimum": 216089824.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20649.02692,
            "variance": 426382312.6
          },
          {
            "average": 0,
            "count": 37631100,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37631100,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37631100,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37631100,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37631100,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709757.0712,
          5398408.826,
          738.7116257,
          711313.9312,
          5399967.606,
          1442.151626
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709757.071209984,
                5398408.826165661,
                738.7116257461573
              ],
              [
                709757.071209984,
                5399967.606165661,
                738.7116257461573
              ],
              [
                711313.9312099841,
                5399967.606165661,
                1442.1516257461574
              ],
              [
                711313.9312099841,
                5398408.826165661,
                1442.1516257461574
              ],
              [
                709757.071209984,
                5398408.826165661,
                738.7116257461573
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:08:39+00:00",
        "end_time": "2018-07-20T02:43:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1489527,
            48.7028873,
            738.7116257,
            -120.1270214,
            48.71741814,
            1442.151626
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14895268070067,
                  48.703412625984235,
                  738.7116257461573
                ],
                [
                  -120.14816066194557,
                  48.717418136812505,
                  738.7116257461573
                ],
                [
                  -120.12702140037787,
                  48.71689255799769,
                  1442.1516257461574
                ],
                [
                  -120.12781927035898,
                  48.70288730450922,
                  1442.1516257461574
                ],
                [
                  -120.14895268070067,
                  48.703412625984235,
                  738.7116257461573
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:08:39Z",
            "pc:count": 37631100,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710578.7591,
                "count": 37631100,
                "maximum": 711313.9312,
                "minimum": 709757.0712,
                "name": "X",
                "position": 0,
                "stddev": 444.1921665,
                "variance": 197306.6807
              },
              {
                "average": 5399167.912,
                "count": 37631100,
                "maximum": 5399967.606,
                "minimum": 5398408.826,
                "name": "Y",
                "position": 1,
                "stddev": 438.6523416,
                "variance": 192415.8768
              },
              {
                "average": 1042.143917,
                "count": 37631100,
                "maximum": 1442.151626,
                "minimum": 738.7116257,
                "name": "Z",
                "position": 2,
                "stddev": 191.2401388,
                "variance": 36572.7907
              },
              {
                "average": 770.6051963,
                "count": 37631100,
                "maximum": 3305,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 420.5634704,
                "variance": 176873.6326
              },
              {
                "average": 1.338916003,
                "count": 37631100,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6642792091,
                "variance": 0.4412668676
              },
              {
                "average": 1.678219877,
                "count": 37631100,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9329691257,
                "variance": 0.8704313896
              },
              {
                "average": 0.4981417763,
                "count": 37631100,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999965536,
                "variance": 0.2499965536
              },
              {
                "average": 0.000261990747,
                "count": 37631100,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.016184008,
                "variance": 0.0002619221148
              },
              {
                "average": 1.341610476,
                "count": 37631100,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5314704179,
                "variance": 0.2824608051
              },
              {
                "average": -0.6767891231,
                "count": 37631100,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.79035627,
                "variance": 163.5932136
              },
              {
                "average": 0,
                "count": 37631100,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 526.0191048,
                "count": 37631100,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 643.8793898,
                "variance": 414580.6686
              },
              {
                "average": 216123660.2,
                "count": 37631100,
                "maximum": 216138119.4,
                "minimum": 216089824.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20649.02692,
                "variance": 426382312.6
              },
              {
                "average": 0,
                "count": 37631100,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37631100,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37631100,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37631100,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37631100,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709757.0712,
              5398408.826,
              738.7116257,
              711313.9312,
              5399967.606,
              1442.151626
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709757.071209984,
                    5398408.826165661,
                    738.7116257461573
                  ],
                  [
                    709757.071209984,
                    5399967.606165661,
                    738.7116257461573
                  ],
                  [
                    711313.9312099841,
                    5399967.606165661,
                    1442.1516257461574
                  ],
                  [
                    711313.9312099841,
                    5398408.826165661,
                    1442.1516257461574
                  ],
                  [
                    709757.071209984,
                    5398408.826165661,
                    738.7116257461573
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:08:39+00:00",
            "end_time": "2018-07-20T02:43:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16867515234628,
              48.50094224418572,
              617.5817683602446
            ],
            [
              -120.16789445365893,
              48.51494363714788,
              617.5817683602446
            ],
            [
              -120.1468372993251,
              48.514423243788876,
              857.6617683602445
            ],
            [
              -120.1476237835056,
              48.50042210532184,
              857.6617683602445
            ],
            [
              -120.16867515234628,
              48.50094224418572,
              617.5817683602446
            ]
          ]
        ]
      },
      "bbox": [
        -120.1686752,
        48.50042211,
        617.5817684,
        -120.1468373,
        48.51494364,
        857.6617684
      ],
      "properties": {
        "datetime": "2018-07-21T00:16:46Z",
        "pc:count": 30688952,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709897.0334,
            "count": 30688952,
            "maximum": 710698.0297,
            "minimum": 709141.0297,
            "name": "X",
            "position": 0,
            "stddev": 430.8662768,
            "variance": 185645.7485
          },
          {
            "average": 5376637.646,
            "count": 30688952,
            "maximum": 5377410.287,
            "minimum": 5375852.047,
            "name": "Y",
            "position": 1,
            "stddev": 423.1352081,
            "variance": 179043.4043
          },
          {
            "average": 670.4400989,
            "count": 30688952,
            "maximum": 857.6617684,
            "minimum": 617.5817684,
            "name": "Z",
            "position": 2,
            "stddev": 31.51784482,
            "variance": 993.3745424
          },
          {
            "average": 1208.450571,
            "count": 30688952,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 420.7198012,
            "variance": 177005.1511
          },
          {
            "average": 1.074290383,
            "count": 30688952,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3097853697,
            "variance": 0.09596697526
          },
          {
            "average": 1.148607942,
            "count": 30688952,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4562314533,
            "variance": 0.208147139
          },
          {
            "average": 0.4955786695,
            "count": 30688952,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999804596,
            "variance": 0.24998046
          },
          {
            "average": 0.0002491124493,
            "count": 30688952,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01578133076,
            "variance": 0.0002490504004
          },
          {
            "average": 1.559390787,
            "count": 30688952,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5075365575,
            "variance": 0.2575933572
          },
          {
            "average": -0.3201126431,
            "count": 30688952,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.2619278,
            "variance": 105.3071622
          },
          {
            "average": 0,
            "count": 30688952,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 351.4511449,
            "count": 30688952,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 487.4535547,
            "variance": 237610.968
          },
          {
            "average": 216154243.6,
            "count": 30688952,
            "maximum": 216167406.4,
            "minimum": 216136819.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13872.74388,
            "variance": 192453022.6
          },
          {
            "average": 0,
            "count": 30688952,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30688952,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30688952,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30688952,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30688952,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709141.0297,
          5375852.047,
          617.5817684,
          710698.0297,
          5377410.287,
          857.6617684
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709141.0296819846,
                5375852.047055642,
                617.5817683602446
              ],
              [
                709141.0296819846,
                5377410.287055642,
                617.5817683602446
              ],
              [
                710698.0296819846,
                5377410.287055642,
                857.6617683602445
              ],
              [
                710698.0296819846,
                5375852.047055642,
                857.6617683602445
              ],
              [
                709141.0296819846,
                5375852.047055642,
                617.5817683602446
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:16:46+00:00",
        "end_time": "2018-07-20T15:46:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1686752,
            48.50042211,
            617.5817684,
            -120.1468373,
            48.51494364,
            857.6617684
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16867515234628,
                  48.50094224418572,
                  617.5817683602446
                ],
                [
                  -120.16789445365893,
                  48.51494363714788,
                  617.5817683602446
                ],
                [
                  -120.1468372993251,
                  48.514423243788876,
                  857.6617683602445
                ],
                [
                  -120.1476237835056,
                  48.50042210532184,
                  857.6617683602445
                ],
                [
                  -120.16867515234628,
                  48.50094224418572,
                  617.5817683602446
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:16:46Z",
            "pc:count": 30688952,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709897.0334,
                "count": 30688952,
                "maximum": 710698.0297,
                "minimum": 709141.0297,
                "name": "X",
                "position": 0,
                "stddev": 430.8662768,
                "variance": 185645.7485
              },
              {
                "average": 5376637.646,
                "count": 30688952,
                "maximum": 5377410.287,
                "minimum": 5375852.047,
                "name": "Y",
                "position": 1,
                "stddev": 423.1352081,
                "variance": 179043.4043
              },
              {
                "average": 670.4400989,
                "count": 30688952,
                "maximum": 857.6617684,
                "minimum": 617.5817684,
                "name": "Z",
                "position": 2,
                "stddev": 31.51784482,
                "variance": 993.3745424
              },
              {
                "average": 1208.450571,
                "count": 30688952,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 420.7198012,
                "variance": 177005.1511
              },
              {
                "average": 1.074290383,
                "count": 30688952,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3097853697,
                "variance": 0.09596697526
              },
              {
                "average": 1.148607942,
                "count": 30688952,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4562314533,
                "variance": 0.208147139
              },
              {
                "average": 0.4955786695,
                "count": 30688952,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999804596,
                "variance": 0.24998046
              },
              {
                "average": 0.0002491124493,
                "count": 30688952,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01578133076,
                "variance": 0.0002490504004
              },
              {
                "average": 1.559390787,
                "count": 30688952,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5075365575,
                "variance": 0.2575933572
              },
              {
                "average": -0.3201126431,
                "count": 30688952,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.2619278,
                "variance": 105.3071622
              },
              {
                "average": 0,
                "count": 30688952,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 351.4511449,
                "count": 30688952,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 487.4535547,
                "variance": 237610.968
              },
              {
                "average": 216154243.6,
                "count": 30688952,
                "maximum": 216167406.4,
                "minimum": 216136819.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13872.74388,
                "variance": 192453022.6
              },
              {
                "average": 0,
                "count": 30688952,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30688952,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30688952,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30688952,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30688952,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709141.0297,
              5375852.047,
              617.5817684,
              710698.0297,
              5377410.287,
              857.6617684
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709141.0296819846,
                    5375852.047055642,
                    617.5817683602446
                  ],
                  [
                    709141.0296819846,
                    5377410.287055642,
                    617.5817683602446
                  ],
                  [
                    710698.0296819846,
                    5377410.287055642,
                    857.6617683602445
                  ],
                  [
                    710698.0296819846,
                    5375852.047055642,
                    857.6617683602445
                  ],
                  [
                    709141.0296819846,
                    5375852.047055642,
                    617.5817683602446
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:16:46+00:00",
            "end_time": "2018-07-20T15:46:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18958849506284,
              48.67636110261924,
              1174.7575045990209
            ],
            [
              -120.18880857783651,
              48.69036573378644,
              1174.7575045990209
            ],
            [
              -120.16768098151489,
              48.68984785249883,
              1653.097504599021
            ],
            [
              -120.16846674120252,
              48.675843474855114,
              1653.097504599021
            ],
            [
              -120.18958849506284,
              48.67636110261924,
              1174.7575045990209
            ]
          ]
        ]
      },
      "bbox": [
        -120.1895885,
        48.67584347,
        1174.757505,
        -120.167681,
        48.69036573,
        1653.097505
      ],
      "properties": {
        "datetime": "2018-07-21T01:03:24Z",
        "pc:count": 70458693,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707653.1549,
            "count": 70458693,
            "maximum": 708435.3704,
            "minimum": 706878.5904,
            "name": "X",
            "position": 0,
            "stddev": 418.6014536,
            "variance": 175227.177
          },
          {
            "average": 5396089.919,
            "count": 70458693,
            "maximum": 5396849.831,
            "minimum": 5395291.211,
            "name": "Y",
            "position": 1,
            "stddev": 438.7945991,
            "variance": 192540.7002
          },
          {
            "average": 1420.5719,
            "count": 70458693,
            "maximum": 1653.097505,
            "minimum": 1174.757505,
            "name": "Z",
            "position": 2,
            "stddev": 101.8488514,
            "variance": 10373.18854
          },
          {
            "average": 569.1971529,
            "count": 70458693,
            "maximum": 2987,
            "minimum": 14,
            "name": "Intensity",
            "position": 3,
            "stddev": 461.6539204,
            "variance": 213124.3422
          },
          {
            "average": 1.762751418,
            "count": 70458693,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9549136936,
            "variance": 0.9118601623
          },
          {
            "average": 2.525426721,
            "count": 70458693,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.179406606,
            "variance": 1.390999941
          },
          {
            "average": 0.4976834725,
            "count": 70458693,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999946372,
            "variance": 0.2499946372
          },
          {
            "average": 0.0002692499561,
            "count": 70458693,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01640662867,
            "variance": 0.0002691774644
          },
          {
            "average": 1.205771217,
            "count": 70458693,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4628455436,
            "variance": 0.2142259972
          },
          {
            "average": -0.09073975441,
            "count": 70458693,
            "maximum": 24,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.59724835,
            "variance": 184.8851628
          },
          {
            "average": 0,
            "count": 70458693,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8612968,
            "count": 70458693,
            "maximum": 163,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.512282162,
            "variance": 6.311561662
          },
          {
            "average": 216168087.4,
            "count": 70458693,
            "maximum": 216170204.8,
            "minimum": 216165357.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1369.126339,
            "variance": 1874506.932
          },
          {
            "average": 0,
            "count": 70458693,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70458693,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70458693,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70458693,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70458693,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706878.5904,
          5395291.211,
          1174.757505,
          708435.3704,
          5396849.831,
          1653.097505
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706878.5904289795,
                5395291.210697494,
                1174.7575045990209
              ],
              [
                706878.5904289795,
                5396849.830697494,
                1174.7575045990209
              ],
              [
                708435.3704289795,
                5396849.830697494,
                1653.097504599021
              ],
              [
                708435.3704289795,
                5395291.210697494,
                1653.097504599021
              ],
              [
                706878.5904289795,
                5395291.210697494,
                1174.7575045990209
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:03:24+00:00",
        "end_time": "2018-07-20T23:42:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1895885,
            48.67584347,
            1174.757505,
            -120.167681,
            48.69036573,
            1653.097505
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18958849506284,
                  48.67636110261924,
                  1174.7575045990209
                ],
                [
                  -120.18880857783651,
                  48.69036573378644,
                  1174.7575045990209
                ],
                [
                  -120.16768098151489,
                  48.68984785249883,
                  1653.097504599021
                ],
                [
                  -120.16846674120252,
                  48.675843474855114,
                  1653.097504599021
                ],
                [
                  -120.18958849506284,
                  48.67636110261924,
                  1174.7575045990209
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:03:24Z",
            "pc:count": 70458693,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707653.1549,
                "count": 70458693,
                "maximum": 708435.3704,
                "minimum": 706878.5904,
                "name": "X",
                "position": 0,
                "stddev": 418.6014536,
                "variance": 175227.177
              },
              {
                "average": 5396089.919,
                "count": 70458693,
                "maximum": 5396849.831,
                "minimum": 5395291.211,
                "name": "Y",
                "position": 1,
                "stddev": 438.7945991,
                "variance": 192540.7002
              },
              {
                "average": 1420.5719,
                "count": 70458693,
                "maximum": 1653.097505,
                "minimum": 1174.757505,
                "name": "Z",
                "position": 2,
                "stddev": 101.8488514,
                "variance": 10373.18854
              },
              {
                "average": 569.1971529,
                "count": 70458693,
                "maximum": 2987,
                "minimum": 14,
                "name": "Intensity",
                "position": 3,
                "stddev": 461.6539204,
                "variance": 213124.3422
              },
              {
                "average": 1.762751418,
                "count": 70458693,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9549136936,
                "variance": 0.9118601623
              },
              {
                "average": 2.525426721,
                "count": 70458693,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.179406606,
                "variance": 1.390999941
              },
              {
                "average": 0.4976834725,
                "count": 70458693,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999946372,
                "variance": 0.2499946372
              },
              {
                "average": 0.0002692499561,
                "count": 70458693,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01640662867,
                "variance": 0.0002691774644
              },
              {
                "average": 1.205771217,
                "count": 70458693,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4628455436,
                "variance": 0.2142259972
              },
              {
                "average": -0.09073975441,
                "count": 70458693,
                "maximum": 24,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.59724835,
                "variance": 184.8851628
              },
              {
                "average": 0,
                "count": 70458693,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8612968,
                "count": 70458693,
                "maximum": 163,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.512282162,
                "variance": 6.311561662
              },
              {
                "average": 216168087.4,
                "count": 70458693,
                "maximum": 216170204.8,
                "minimum": 216165357.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1369.126339,
                "variance": 1874506.932
              },
              {
                "average": 0,
                "count": 70458693,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70458693,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70458693,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70458693,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70458693,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706878.5904,
              5395291.211,
              1174.757505,
              708435.3704,
              5396849.831,
              1653.097505
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706878.5904289795,
                    5395291.210697494,
                    1174.7575045990209
                  ],
                  [
                    706878.5904289795,
                    5396849.830697494,
                    1174.7575045990209
                  ],
                  [
                    708435.3704289795,
                    5396849.830697494,
                    1653.097504599021
                  ],
                  [
                    708435.3704289795,
                    5395291.210697494,
                    1653.097504599021
                  ],
                  [
                    706878.5904289795,
                    5395291.210697494,
                    1174.7575045990209
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:03:24+00:00",
            "end_time": "2018-07-20T23:42:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10740042142379,
              48.298600037309264,
              532.3131920204776
            ],
            [
              -120.10660874018406,
              48.312596682447456,
              532.3131920204776
            ],
            [
              -120.08563313833486,
              48.31206665645309,
              1105.4531920204774
            ],
            [
              -120.08643053912465,
              48.298070270211504,
              1105.4531920204774
            ],
            [
              -120.10740042142379,
              48.298600037309264,
              532.3131920204776
            ]
          ]
        ]
      },
      "bbox": [
        -120.1074004,
        48.29807027,
        532.313192,
        -120.0856331,
        48.31259668,
        1105.453192
      ],
      "properties": {
        "datetime": "2018-07-20T02:25:20Z",
        "pc:count": 41212150,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715278.1035,
            "count": 41212150,
            "maximum": 716073.6552,
            "minimum": 714516.4352,
            "name": "X",
            "position": 0,
            "stddev": 432.6055808,
            "variance": 187147.5885
          },
          {
            "average": 5354351.494,
            "count": 41212150,
            "maximum": 5355091.549,
            "minimum": 5353533.809,
            "name": "Y",
            "position": 1,
            "stddev": 411.5856605,
            "variance": 169402.7559
          },
          {
            "average": 748.3034361,
            "count": 41212150,
            "maximum": 1105.453192,
            "minimum": 532.313192,
            "name": "Z",
            "position": 2,
            "stddev": 138.9716558,
            "variance": 19313.12111
          },
          {
            "average": 916.4643651,
            "count": 41212150,
            "maximum": 3624,
            "minimum": 58,
            "name": "Intensity",
            "position": 3,
            "stddev": 486.5344518,
            "variance": 236715.7727
          },
          {
            "average": 1.247854431,
            "count": 41212150,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5576729199,
            "variance": 0.3109990856
          },
          {
            "average": 1.495650457,
            "count": 41212150,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7896832614,
            "variance": 0.6235996533
          },
          {
            "average": 0.4960347616,
            "count": 41212150,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999842827,
            "variance": 0.249984283
          },
          {
            "average": 0.0002867600938,
            "count": 41212150,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01693156429,
            "variance": 0.0002866778694
          },
          {
            "average": 1.393415728,
            "count": 41212150,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5257522298,
            "variance": 0.2764154071
          },
          {
            "average": -0.1697621811,
            "count": 41212150,
            "maximum": 19.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.898785827,
            "variance": 97.98596086
          },
          {
            "average": 0,
            "count": 41212150,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.51605393,
            "count": 41212150,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.200569456,
            "variance": 4.842505931
          },
          {
            "average": 216085853.7,
            "count": 41212150,
            "maximum": 216088720.6,
            "minimum": 216083717.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1391.614229,
            "variance": 1936590.162
          },
          {
            "average": 0,
            "count": 41212150,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41212150,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41212150,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41212150,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41212150,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714516.4352,
          5353533.809,
          532.313192,
          716073.6552,
          5355091.549,
          1105.453192
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714516.4352012079,
                5353533.809385038,
                532.3131920204776
              ],
              [
                714516.4352012079,
                5355091.549385038,
                532.3131920204776
              ],
              [
                716073.6552012078,
                5355091.549385038,
                1105.4531920204774
              ],
              [
                716073.6552012078,
                5353533.809385038,
                1105.4531920204774
              ],
              [
                714516.4352012079,
                5353533.809385038,
                532.3131920204776
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:25:20+00:00",
        "end_time": "2018-07-20T01:01:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1074004,
            48.29807027,
            532.313192,
            -120.0856331,
            48.31259668,
            1105.453192
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10740042142379,
                  48.298600037309264,
                  532.3131920204776
                ],
                [
                  -120.10660874018406,
                  48.312596682447456,
                  532.3131920204776
                ],
                [
                  -120.08563313833486,
                  48.31206665645309,
                  1105.4531920204774
                ],
                [
                  -120.08643053912465,
                  48.298070270211504,
                  1105.4531920204774
                ],
                [
                  -120.10740042142379,
                  48.298600037309264,
                  532.3131920204776
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:25:20Z",
            "pc:count": 41212150,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715278.1035,
                "count": 41212150,
                "maximum": 716073.6552,
                "minimum": 714516.4352,
                "name": "X",
                "position": 0,
                "stddev": 432.6055808,
                "variance": 187147.5885
              },
              {
                "average": 5354351.494,
                "count": 41212150,
                "maximum": 5355091.549,
                "minimum": 5353533.809,
                "name": "Y",
                "position": 1,
                "stddev": 411.5856605,
                "variance": 169402.7559
              },
              {
                "average": 748.3034361,
                "count": 41212150,
                "maximum": 1105.453192,
                "minimum": 532.313192,
                "name": "Z",
                "position": 2,
                "stddev": 138.9716558,
                "variance": 19313.12111
              },
              {
                "average": 916.4643651,
                "count": 41212150,
                "maximum": 3624,
                "minimum": 58,
                "name": "Intensity",
                "position": 3,
                "stddev": 486.5344518,
                "variance": 236715.7727
              },
              {
                "average": 1.247854431,
                "count": 41212150,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5576729199,
                "variance": 0.3109990856
              },
              {
                "average": 1.495650457,
                "count": 41212150,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7896832614,
                "variance": 0.6235996533
              },
              {
                "average": 0.4960347616,
                "count": 41212150,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999842827,
                "variance": 0.249984283
              },
              {
                "average": 0.0002867600938,
                "count": 41212150,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01693156429,
                "variance": 0.0002866778694
              },
              {
                "average": 1.393415728,
                "count": 41212150,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5257522298,
                "variance": 0.2764154071
              },
              {
                "average": -0.1697621811,
                "count": 41212150,
                "maximum": 19.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.898785827,
                "variance": 97.98596086
              },
              {
                "average": 0,
                "count": 41212150,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.51605393,
                "count": 41212150,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.200569456,
                "variance": 4.842505931
              },
              {
                "average": 216085853.7,
                "count": 41212150,
                "maximum": 216088720.6,
                "minimum": 216083717.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1391.614229,
                "variance": 1936590.162
              },
              {
                "average": 0,
                "count": 41212150,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41212150,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41212150,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41212150,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41212150,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714516.4352,
              5353533.809,
              532.313192,
              716073.6552,
              5355091.549,
              1105.453192
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714516.4352012079,
                    5353533.809385038,
                    532.3131920204776
                  ],
                  [
                    714516.4352012079,
                    5355091.549385038,
                    532.3131920204776
                  ],
                  [
                    716073.6552012078,
                    5355091.549385038,
                    1105.4531920204774
                  ],
                  [
                    716073.6552012078,
                    5353533.809385038,
                    1105.4531920204774
                  ],
                  [
                    714516.4352012079,
                    5353533.809385038,
                    532.3131920204776
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:25:20+00:00",
            "end_time": "2018-07-20T01:01:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08727675006939,
              48.3525915997259,
              490.30736607636146
            ],
            [
              -120.08647801305486,
              48.366588582059634,
              490.30736607636146
            ],
            [
              -120.06548170543788,
              48.36605446785696,
              801.4073660763615
            ],
            [
              -120.06628617848811,
              48.35205774648122,
              801.4073660763615
            ],
            [
              -120.08727675006939,
              48.3525915997259,
              490.30736607636146
            ]
          ]
        ]
      },
      "bbox": [
        -120.0872768,
        48.35205775,
        490.3073661,
        -120.0654817,
        48.36658858,
        801.4073661
      ],
      "properties": {
        "datetime": "2018-07-20T01:11:48Z",
        "pc:count": 35348482,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716571.0411,
            "count": 35348482,
            "maximum": 717337.7669,
            "minimum": 715780.6269,
            "name": "X",
            "position": 0,
            "stddev": 429.7317773,
            "variance": 184669.4005
          },
          {
            "average": 5360363.437,
            "count": 35348482,
            "maximum": 5361148.507,
            "minimum": 5359590.687,
            "name": "Y",
            "position": 1,
            "stddev": 430.0066851,
            "variance": 184905.7492
          },
          {
            "average": 667.7747609,
            "count": 35348482,
            "maximum": 801.4073661,
            "minimum": 490.3073661,
            "name": "Z",
            "position": 2,
            "stddev": 70.95903679,
            "variance": 5035.184902
          },
          {
            "average": 1240.922706,
            "count": 35348482,
            "maximum": 3705,
            "minimum": 103,
            "name": "Intensity",
            "position": 3,
            "stddev": 256.1642043,
            "variance": 65620.09958
          },
          {
            "average": 1.010567922,
            "count": 35348482,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1089074278,
            "variance": 0.01186082783
          },
          {
            "average": 1.021136579,
            "count": 35348482,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1578104891,
            "variance": 0.02490415045
          },
          {
            "average": 0.495332388,
            "count": 35348482,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49997822,
            "variance": 0.2499782205
          },
          {
            "average": 0.0002639717315,
            "count": 35348482,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01624506257,
            "variance": 0.0002639020579
          },
          {
            "average": 1.588549969,
            "count": 35348482,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5094524855,
            "variance": 0.2595418349
          },
          {
            "average": 0.01965719339,
            "count": 35348482,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.962645174,
            "variance": 80.32900852
          },
          {
            "average": 0,
            "count": 35348482,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.5300401,
            "count": 35348482,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.399230544,
            "variance": 5.756307202
          },
          {
            "average": 216082163.1,
            "count": 35348482,
            "maximum": 216084308.1,
            "minimum": 216079481.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1436.002702,
            "variance": 2062103.76
          },
          {
            "average": 0,
            "count": 35348482,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35348482,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35348482,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35348482,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35348482,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715780.6269,
          5359590.687,
          490.3073661,
          717337.7669,
          5361148.507,
          801.4073661
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715780.6269440097,
                5359590.687307095,
                490.30736607636146
              ],
              [
                715780.6269440097,
                5361148.507307095,
                490.30736607636146
              ],
              [
                717337.7669440096,
                5361148.507307095,
                801.4073660763615
              ],
              [
                717337.7669440096,
                5359590.687307095,
                801.4073660763615
              ],
              [
                715780.6269440097,
                5359590.687307095,
                490.30736607636146
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:11:48+00:00",
        "end_time": "2018-07-19T23:51:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0872768,
            48.35205775,
            490.3073661,
            -120.0654817,
            48.36658858,
            801.4073661
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08727675006939,
                  48.3525915997259,
                  490.30736607636146
                ],
                [
                  -120.08647801305486,
                  48.366588582059634,
                  490.30736607636146
                ],
                [
                  -120.06548170543788,
                  48.36605446785696,
                  801.4073660763615
                ],
                [
                  -120.06628617848811,
                  48.35205774648122,
                  801.4073660763615
                ],
                [
                  -120.08727675006939,
                  48.3525915997259,
                  490.30736607636146
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:11:48Z",
            "pc:count": 35348482,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716571.0411,
                "count": 35348482,
                "maximum": 717337.7669,
                "minimum": 715780.6269,
                "name": "X",
                "position": 0,
                "stddev": 429.7317773,
                "variance": 184669.4005
              },
              {
                "average": 5360363.437,
                "count": 35348482,
                "maximum": 5361148.507,
                "minimum": 5359590.687,
                "name": "Y",
                "position": 1,
                "stddev": 430.0066851,
                "variance": 184905.7492
              },
              {
                "average": 667.7747609,
                "count": 35348482,
                "maximum": 801.4073661,
                "minimum": 490.3073661,
                "name": "Z",
                "position": 2,
                "stddev": 70.95903679,
                "variance": 5035.184902
              },
              {
                "average": 1240.922706,
                "count": 35348482,
                "maximum": 3705,
                "minimum": 103,
                "name": "Intensity",
                "position": 3,
                "stddev": 256.1642043,
                "variance": 65620.09958
              },
              {
                "average": 1.010567922,
                "count": 35348482,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1089074278,
                "variance": 0.01186082783
              },
              {
                "average": 1.021136579,
                "count": 35348482,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1578104891,
                "variance": 0.02490415045
              },
              {
                "average": 0.495332388,
                "count": 35348482,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49997822,
                "variance": 0.2499782205
              },
              {
                "average": 0.0002639717315,
                "count": 35348482,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01624506257,
                "variance": 0.0002639020579
              },
              {
                "average": 1.588549969,
                "count": 35348482,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5094524855,
                "variance": 0.2595418349
              },
              {
                "average": 0.01965719339,
                "count": 35348482,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.962645174,
                "variance": 80.32900852
              },
              {
                "average": 0,
                "count": 35348482,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.5300401,
                "count": 35348482,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.399230544,
                "variance": 5.756307202
              },
              {
                "average": 216082163.1,
                "count": 35348482,
                "maximum": 216084308.1,
                "minimum": 216079481.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1436.002702,
                "variance": 2062103.76
              },
              {
                "average": 0,
                "count": 35348482,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35348482,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35348482,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35348482,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35348482,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715780.6269,
              5359590.687,
              490.3073661,
              717337.7669,
              5361148.507,
              801.4073661
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715780.6269440097,
                    5359590.687307095,
                    490.30736607636146
                  ],
                  [
                    715780.6269440097,
                    5361148.507307095,
                    490.30736607636146
                  ],
                  [
                    717337.7669440096,
                    5361148.507307095,
                    801.4073660763615
                  ],
                  [
                    717337.7669440096,
                    5359590.687307095,
                    801.4073660763615
                  ],
                  [
                    715780.6269440097,
                    5359590.687307095,
                    490.30736607636146
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:11:48+00:00",
            "end_time": "2018-07-19T23:51:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2304153924638,
              48.70328489534862,
              1248.3112117128405
            ],
            [
              -120.22964605873123,
              48.717290127566685,
              1248.3112117128405
            ],
            [
              -120.20850617869914,
              48.71677951930197,
              1752.5912117128407
            ],
            [
              -120.20928136451214,
              48.7027745370886,
              1752.5912117128407
            ],
            [
              -120.2304153924638,
              48.70328489534862,
              1248.3112117128405
            ]
          ]
        ]
      },
      "bbox": [
        -120.2304154,
        48.70277454,
        1248.311212,
        -120.2085062,
        48.71729013,
        1752.591212
      ],
      "properties": {
        "datetime": "2018-07-21T18:57:44Z",
        "pc:count": 60718477,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704546.7546,
            "count": 60718477,
            "maximum": 705321.626,
            "minimum": 703764.826,
            "name": "X",
            "position": 0,
            "stddev": 439.3175618,
            "variance": 192999.9201
          },
          {
            "average": 5398950.263,
            "count": 60718477,
            "maximum": 5399732.253,
            "minimum": 5398173.613,
            "name": "Y",
            "position": 1,
            "stddev": 435.7695005,
            "variance": 189895.0576
          },
          {
            "average": 1481.208861,
            "count": 60718477,
            "maximum": 1752.591212,
            "minimum": 1248.311212,
            "name": "Z",
            "position": 2,
            "stddev": 112.7524671,
            "variance": 12713.11884
          },
          {
            "average": 582.6698826,
            "count": 60718477,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 460.8641604,
            "variance": 212395.7743
          },
          {
            "average": 1.657537309,
            "count": 60718477,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.910345864,
            "variance": 0.8287295922
          },
          {
            "average": 2.315592106,
            "count": 60718477,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.181798101,
            "variance": 1.396646751
          },
          {
            "average": 0.4967934719,
            "count": 60718477,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999897222,
            "variance": 0.2499897223
          },
          {
            "average": 0.0002861567163,
            "count": 60718477,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01691374694,
            "variance": 0.0002860748354
          },
          {
            "average": 1.247555435,
            "count": 60718477,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4900051824,
            "variance": 0.2401050788
          },
          {
            "average": -0.2289830979,
            "count": 60718477,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.6365687,
            "variance": 185.9560059
          },
          {
            "average": 0,
            "count": 60718477,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.2246402,
            "count": 60718477,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 36.64983658,
            "variance": 1343.210521
          },
          {
            "average": 216178210.9,
            "count": 60718477,
            "maximum": 216234664.4,
            "minimum": 216172139.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13725.99099,
            "variance": 188402828.8
          },
          {
            "average": 0,
            "count": 60718477,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60718477,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60718477,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60718477,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 60718477,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703764.826,
          5398173.613,
          1248.311212,
          705321.626,
          5399732.253,
          1752.591212
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703764.8259943904,
                5398173.613293968,
                1248.3112117128405
              ],
              [
                703764.8259943904,
                5399732.253293969,
                1248.3112117128405
              ],
              [
                705321.6259943905,
                5399732.253293969,
                1752.5912117128407
              ],
              [
                705321.6259943905,
                5398173.613293968,
                1752.5912117128407
              ],
              [
                703764.8259943904,
                5398173.613293968,
                1248.3112117128405
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:57:44+00:00",
        "end_time": "2018-07-21T01:35:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2304154,
            48.70277454,
            1248.311212,
            -120.2085062,
            48.71729013,
            1752.591212
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2304153924638,
                  48.70328489534862,
                  1248.3112117128405
                ],
                [
                  -120.22964605873123,
                  48.717290127566685,
                  1248.3112117128405
                ],
                [
                  -120.20850617869914,
                  48.71677951930197,
                  1752.5912117128407
                ],
                [
                  -120.20928136451214,
                  48.7027745370886,
                  1752.5912117128407
                ],
                [
                  -120.2304153924638,
                  48.70328489534862,
                  1248.3112117128405
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:57:44Z",
            "pc:count": 60718477,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704546.7546,
                "count": 60718477,
                "maximum": 705321.626,
                "minimum": 703764.826,
                "name": "X",
                "position": 0,
                "stddev": 439.3175618,
                "variance": 192999.9201
              },
              {
                "average": 5398950.263,
                "count": 60718477,
                "maximum": 5399732.253,
                "minimum": 5398173.613,
                "name": "Y",
                "position": 1,
                "stddev": 435.7695005,
                "variance": 189895.0576
              },
              {
                "average": 1481.208861,
                "count": 60718477,
                "maximum": 1752.591212,
                "minimum": 1248.311212,
                "name": "Z",
                "position": 2,
                "stddev": 112.7524671,
                "variance": 12713.11884
              },
              {
                "average": 582.6698826,
                "count": 60718477,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 460.8641604,
                "variance": 212395.7743
              },
              {
                "average": 1.657537309,
                "count": 60718477,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.910345864,
                "variance": 0.8287295922
              },
              {
                "average": 2.315592106,
                "count": 60718477,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.181798101,
                "variance": 1.396646751
              },
              {
                "average": 0.4967934719,
                "count": 60718477,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999897222,
                "variance": 0.2499897223
              },
              {
                "average": 0.0002861567163,
                "count": 60718477,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01691374694,
                "variance": 0.0002860748354
              },
              {
                "average": 1.247555435,
                "count": 60718477,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4900051824,
                "variance": 0.2401050788
              },
              {
                "average": -0.2289830979,
                "count": 60718477,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.6365687,
                "variance": 185.9560059
              },
              {
                "average": 0,
                "count": 60718477,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.2246402,
                "count": 60718477,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 36.64983658,
                "variance": 1343.210521
              },
              {
                "average": 216178210.9,
                "count": 60718477,
                "maximum": 216234664.4,
                "minimum": 216172139.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13725.99099,
                "variance": 188402828.8
              },
              {
                "average": 0,
                "count": 60718477,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60718477,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60718477,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60718477,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 60718477,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703764.826,
              5398173.613,
              1248.311212,
              705321.626,
              5399732.253,
              1752.591212
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703764.8259943904,
                    5398173.613293968,
                    1248.3112117128405
                  ],
                  [
                    703764.8259943904,
                    5399732.253293969,
                    1248.3112117128405
                  ],
                  [
                    705321.6259943905,
                    5399732.253293969,
                    1752.5912117128407
                  ],
                  [
                    705321.6259943905,
                    5398173.613293968,
                    1752.5912117128407
                  ],
                  [
                    703764.8259943904,
                    5398173.613293968,
                    1248.3112117128405
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:57:44+00:00",
            "end_time": "2018-07-21T01:35:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18939532457027,
              48.62237354220399,
              839.189965003484
            ],
            [
              -120.18861686203182,
              48.636377763774206,
              839.189965003484
            ],
            [
              -120.16751046623378,
              48.6358602402623,
              1345.509965003484
            ],
            [
              -120.16829475408497,
              48.621856271970984,
              1345.509965003484
            ],
            [
              -120.18939532457027,
              48.62237354220399,
              839.189965003484
            ]
          ]
        ]
      },
      "bbox": [
        -120.1893953,
        48.62185627,
        839.189965,
        -120.1675105,
        48.63637776,
        1345.509965
      ],
      "properties": {
        "datetime": "2018-07-21T01:05:14Z",
        "pc:count": 65734076,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707868.3176,
            "count": 65734076,
            "maximum": 708670.8209,
            "minimum": 707113.9409,
            "name": "X",
            "position": 0,
            "stddev": 427.3070352,
            "variance": 182591.3023
          },
          {
            "average": 5390089.009,
            "count": 65734076,
            "maximum": 5390850.034,
            "minimum": 5389291.474,
            "name": "Y",
            "position": 1,
            "stddev": 428.126024,
            "variance": 183291.8925
          },
          {
            "average": 1116.645402,
            "count": 65734076,
            "maximum": 1345.509965,
            "minimum": 839.189965,
            "name": "Z",
            "position": 2,
            "stddev": 99.79780927,
            "variance": 9959.602735
          },
          {
            "average": 544.3894132,
            "count": 65734076,
            "maximum": 2796,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 414.7133526,
            "variance": 171987.1648
          },
          {
            "average": 1.67144175,
            "count": 65734076,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.866088489,
            "variance": 0.7501092707
          },
          {
            "average": 2.342850807,
            "count": 65734076,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.062112334,
            "variance": 1.12808261
          },
          {
            "average": 0.496430877,
            "count": 65734076,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987265,
            "variance": 0.2499872652
          },
          {
            "average": 0.0002687647119,
            "count": 65734076,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01639184192,
            "variance": 0.0002686924815
          },
          {
            "average": 1.218445194,
            "count": 65734076,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4566233631,
            "variance": 0.2085048957
          },
          {
            "average": 0.3694668027,
            "count": 65734076,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.48568796,
            "variance": 131.9210279
          },
          {
            "average": 0,
            "count": 65734076,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.5605205,
            "count": 65734076,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.46596665,
            "variance": 6.080991517
          },
          {
            "average": 216168177.1,
            "count": 65734076,
            "maximum": 216170314.3,
            "minimum": 216165246.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1336.796267,
            "variance": 1787024.258
          },
          {
            "average": 0,
            "count": 65734076,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65734076,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65734076,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65734076,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 65734076,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707113.9409,
          5389291.474,
          839.189965,
          708670.8209,
          5390850.034,
          1345.509965
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707113.9409342881,
                5389291.473565648,
                839.189965003484
              ],
              [
                707113.9409342881,
                5390850.033565649,
                839.189965003484
              ],
              [
                708670.820934288,
                5390850.033565649,
                1345.509965003484
              ],
              [
                708670.820934288,
                5389291.473565648,
                1345.509965003484
              ],
              [
                707113.9409342881,
                5389291.473565648,
                839.189965003484
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:05:14+00:00",
        "end_time": "2018-07-20T23:40:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1893953,
            48.62185627,
            839.189965,
            -120.1675105,
            48.63637776,
            1345.509965
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18939532457027,
                  48.62237354220399,
                  839.189965003484
                ],
                [
                  -120.18861686203182,
                  48.636377763774206,
                  839.189965003484
                ],
                [
                  -120.16751046623378,
                  48.6358602402623,
                  1345.509965003484
                ],
                [
                  -120.16829475408497,
                  48.621856271970984,
                  1345.509965003484
                ],
                [
                  -120.18939532457027,
                  48.62237354220399,
                  839.189965003484
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:05:14Z",
            "pc:count": 65734076,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707868.3176,
                "count": 65734076,
                "maximum": 708670.8209,
                "minimum": 707113.9409,
                "name": "X",
                "position": 0,
                "stddev": 427.3070352,
                "variance": 182591.3023
              },
              {
                "average": 5390089.009,
                "count": 65734076,
                "maximum": 5390850.034,
                "minimum": 5389291.474,
                "name": "Y",
                "position": 1,
                "stddev": 428.126024,
                "variance": 183291.8925
              },
              {
                "average": 1116.645402,
                "count": 65734076,
                "maximum": 1345.509965,
                "minimum": 839.189965,
                "name": "Z",
                "position": 2,
                "stddev": 99.79780927,
                "variance": 9959.602735
              },
              {
                "average": 544.3894132,
                "count": 65734076,
                "maximum": 2796,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 414.7133526,
                "variance": 171987.1648
              },
              {
                "average": 1.67144175,
                "count": 65734076,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.866088489,
                "variance": 0.7501092707
              },
              {
                "average": 2.342850807,
                "count": 65734076,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.062112334,
                "variance": 1.12808261
              },
              {
                "average": 0.496430877,
                "count": 65734076,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987265,
                "variance": 0.2499872652
              },
              {
                "average": 0.0002687647119,
                "count": 65734076,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01639184192,
                "variance": 0.0002686924815
              },
              {
                "average": 1.218445194,
                "count": 65734076,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4566233631,
                "variance": 0.2085048957
              },
              {
                "average": 0.3694668027,
                "count": 65734076,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.48568796,
                "variance": 131.9210279
              },
              {
                "average": 0,
                "count": 65734076,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.5605205,
                "count": 65734076,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.46596665,
                "variance": 6.080991517
              },
              {
                "average": 216168177.1,
                "count": 65734076,
                "maximum": 216170314.3,
                "minimum": 216165246.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1336.796267,
                "variance": 1787024.258
              },
              {
                "average": 0,
                "count": 65734076,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65734076,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65734076,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65734076,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 65734076,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707113.9409,
              5389291.474,
              839.189965,
              708670.8209,
              5390850.034,
              1345.509965
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707113.9409342881,
                    5389291.473565648,
                    839.189965003484
                  ],
                  [
                    707113.9409342881,
                    5390850.033565649,
                    839.189965003484
                  ],
                  [
                    708670.820934288,
                    5390850.033565649,
                    1345.509965003484
                  ],
                  [
                    708670.820934288,
                    5389291.473565648,
                    1345.509965003484
                  ],
                  [
                    707113.9409342881,
                    5389291.473565648,
                    839.189965003484
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:05:14+00:00",
            "end_time": "2018-07-20T23:40:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23006408330659,
              48.62230396587199,
              802.3530113982187
            ],
            [
              -120.22929706511577,
              48.63630525829483,
              802.3530113982187
            ],
            [
              -120.20819159057726,
              48.63579522930061,
              1234.1530113982187
            ],
            [
              -120.20896443300117,
              48.62179418643656,
              1234.1530113982187
            ],
            [
              -120.23006408330659,
              48.62230396587199,
              802.3530113982187
            ]
          ]
        ]
      },
      "bbox": [
        -120.2300641,
        48.62179419,
        802.3530114,
        -120.2081916,
        48.63630526,
        1234.153011
      ],
      "properties": {
        "datetime": "2018-07-21T18:55:11Z",
        "pc:count": 62556042,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704890.8075,
            "count": 62556042,
            "maximum": 705674.3892,
            "minimum": 704117.6292,
            "name": "X",
            "position": 0,
            "stddev": 427.60287,
            "variance": 182844.2145
          },
          {
            "average": 5389948.345,
            "count": 62556042,
            "maximum": 5390732.331,
            "minimum": 5389174.151,
            "name": "Y",
            "position": 1,
            "stddev": 439.4899297,
            "variance": 193151.3983
          },
          {
            "average": 936.9011813,
            "count": 62556042,
            "maximum": 1234.153011,
            "minimum": 802.3530114,
            "name": "Z",
            "position": 2,
            "stddev": 110.8955166,
            "variance": 12297.81561
          },
          {
            "average": 554.2854551,
            "count": 62556042,
            "maximum": 4095,
            "minimum": 50,
            "name": "Intensity",
            "position": 3,
            "stddev": 437.5138358,
            "variance": 191418.3565
          },
          {
            "average": 1.566953277,
            "count": 62556042,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7736832076,
            "variance": 0.5985857057
          },
          {
            "average": 2.134229017,
            "count": 62556042,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9525970653,
            "variance": 0.9074411688
          },
          {
            "average": 0.4969857428,
            "count": 62556042,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999909182,
            "variance": 0.2499909182
          },
          {
            "average": 0.0002616054257,
            "count": 62556042,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01617210538,
            "variance": 0.0002615369925
          },
          {
            "average": 1.189522684,
            "count": 62556042,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4256708899,
            "variance": 0.1811957065
          },
          {
            "average": -1.049810055,
            "count": 62556042,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.75292328,
            "variance": 115.625359
          },
          {
            "average": 0,
            "count": 62556042,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 161.4889415,
            "count": 62556042,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 38.78531528,
            "variance": 1504.300682
          },
          {
            "average": 216178590,
            "count": 62556042,
            "maximum": 216234511.2,
            "minimum": 216172287.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 14537.52119,
            "variance": 211339522.3
          },
          {
            "average": 0,
            "count": 62556042,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62556042,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62556042,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62556042,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62556042,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704117.6292,
          5389174.151,
          802.3530114,
          705674.3892,
          5390732.331,
          1234.153011
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704117.6292238977,
                5389174.1506652795,
                802.3530113982187
              ],
              [
                704117.6292238977,
                5390732.330665279,
                802.3530113982187
              ],
              [
                705674.3892238977,
                5390732.330665279,
                1234.1530113982187
              ],
              [
                705674.3892238977,
                5389174.1506652795,
                1234.1530113982187
              ],
              [
                704117.6292238977,
                5389174.1506652795,
                802.3530113982187
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:55:11+00:00",
        "end_time": "2018-07-21T01:38:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2300641,
            48.62179419,
            802.3530114,
            -120.2081916,
            48.63630526,
            1234.153011
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23006408330659,
                  48.62230396587199,
                  802.3530113982187
                ],
                [
                  -120.22929706511577,
                  48.63630525829483,
                  802.3530113982187
                ],
                [
                  -120.20819159057726,
                  48.63579522930061,
                  1234.1530113982187
                ],
                [
                  -120.20896443300117,
                  48.62179418643656,
                  1234.1530113982187
                ],
                [
                  -120.23006408330659,
                  48.62230396587199,
                  802.3530113982187
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:55:11Z",
            "pc:count": 62556042,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704890.8075,
                "count": 62556042,
                "maximum": 705674.3892,
                "minimum": 704117.6292,
                "name": "X",
                "position": 0,
                "stddev": 427.60287,
                "variance": 182844.2145
              },
              {
                "average": 5389948.345,
                "count": 62556042,
                "maximum": 5390732.331,
                "minimum": 5389174.151,
                "name": "Y",
                "position": 1,
                "stddev": 439.4899297,
                "variance": 193151.3983
              },
              {
                "average": 936.9011813,
                "count": 62556042,
                "maximum": 1234.153011,
                "minimum": 802.3530114,
                "name": "Z",
                "position": 2,
                "stddev": 110.8955166,
                "variance": 12297.81561
              },
              {
                "average": 554.2854551,
                "count": 62556042,
                "maximum": 4095,
                "minimum": 50,
                "name": "Intensity",
                "position": 3,
                "stddev": 437.5138358,
                "variance": 191418.3565
              },
              {
                "average": 1.566953277,
                "count": 62556042,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7736832076,
                "variance": 0.5985857057
              },
              {
                "average": 2.134229017,
                "count": 62556042,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9525970653,
                "variance": 0.9074411688
              },
              {
                "average": 0.4969857428,
                "count": 62556042,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999909182,
                "variance": 0.2499909182
              },
              {
                "average": 0.0002616054257,
                "count": 62556042,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01617210538,
                "variance": 0.0002615369925
              },
              {
                "average": 1.189522684,
                "count": 62556042,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4256708899,
                "variance": 0.1811957065
              },
              {
                "average": -1.049810055,
                "count": 62556042,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.75292328,
                "variance": 115.625359
              },
              {
                "average": 0,
                "count": 62556042,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 161.4889415,
                "count": 62556042,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 38.78531528,
                "variance": 1504.300682
              },
              {
                "average": 216178590,
                "count": 62556042,
                "maximum": 216234511.2,
                "minimum": 216172287.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 14537.52119,
                "variance": 211339522.3
              },
              {
                "average": 0,
                "count": 62556042,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62556042,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62556042,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62556042,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62556042,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704117.6292,
              5389174.151,
              802.3530114,
              705674.3892,
              5390732.331,
              1234.153011
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704117.6292238977,
                    5389174.1506652795,
                    802.3530113982187
                  ],
                  [
                    704117.6292238977,
                    5390732.330665279,
                    802.3530113982187
                  ],
                  [
                    705674.3892238977,
                    5390732.330665279,
                    1234.1530113982187
                  ],
                  [
                    705674.3892238977,
                    5389174.1506652795,
                    1234.1530113982187
                  ],
                  [
                    704117.6292238977,
                    5389174.1506652795,
                    802.3530113982187
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:55:11+00:00",
            "end_time": "2018-07-21T01:38:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16812177084796,
              48.32551738259065,
              775.5845110296412
            ],
            [
              -120.16734592265563,
              48.339515423618785,
              775.5845110296412
            ],
            [
              -120.14635923783347,
              48.338996285404896,
              1132.1445110296413
            ],
            [
              -120.14714081521593,
              48.32499849800854,
              1132.1445110296413
            ],
            [
              -120.16812177084796,
              48.32551738259065,
              775.5845110296412
            ]
          ]
        ]
      },
      "bbox": [
        -120.1681218,
        48.3249985,
        775.584511,
        -120.1463592,
        48.33951542,
        1132.144511
      ],
      "properties": {
        "datetime": "2018-07-21T00:11:11Z",
        "pc:count": 50556749,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710629.5417,
            "count": 50556749,
            "maximum": 711460.3712,
            "minimum": 709903.2312,
            "name": "X",
            "position": 0,
            "stddev": 430.1078219,
            "variance": 184992.7384
          },
          {
            "average": 5357148.011,
            "count": 50556749,
            "maximum": 5357915.043,
            "minimum": 5356357.223,
            "name": "Y",
            "position": 1,
            "stddev": 433.1805466,
            "variance": 187645.386
          },
          {
            "average": 961.1513533,
            "count": 50556749,
            "maximum": 1132.144511,
            "minimum": 775.584511,
            "name": "Z",
            "position": 2,
            "stddev": 60.43427388,
            "variance": 3652.301459
          },
          {
            "average": 580.9386672,
            "count": 50556749,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 450.33071,
            "variance": 202797.7484
          },
          {
            "average": 1.647066863,
            "count": 50556749,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8425609299,
            "variance": 0.7099089205
          },
          {
            "average": 2.294513973,
            "count": 50556749,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.031575103,
            "variance": 1.064147192
          },
          {
            "average": 0.497050552,
            "count": 50556749,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999913056,
            "variance": 0.2499913057
          },
          {
            "average": 0.000265938777,
            "count": 50556749,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01630546101,
            "variance": 0.0002658680589
          },
          {
            "average": 1.19212341,
            "count": 50556749,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4391069813,
            "variance": 0.192814941
          },
          {
            "average": -0.4121248613,
            "count": 50556749,
            "maximum": 18,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.87040726,
            "variance": 140.9065686
          },
          {
            "average": 0,
            "count": 50556749,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.6512807,
            "count": 50556749,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.22566556,
            "variance": 174.9182294
          },
          {
            "average": 216155053.1,
            "count": 50556749,
            "maximum": 216167071.7,
            "minimum": 216137113.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13703.38284,
            "variance": 187782701.1
          },
          {
            "average": 0,
            "count": 50556749,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50556749,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50556749,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50556749,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50556749,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709903.2312,
          5356357.223,
          775.584511,
          711460.3712,
          5357915.043,
          1132.144511
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709903.2312330656,
                5356357.223211626,
                775.5845110296412
              ],
              [
                709903.2312330656,
                5357915.043211626,
                775.5845110296412
              ],
              [
                711460.3712330655,
                5357915.043211626,
                1132.1445110296413
              ],
              [
                711460.3712330655,
                5356357.223211626,
                1132.1445110296413
              ],
              [
                709903.2312330656,
                5356357.223211626,
                775.5845110296412
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:11:11+00:00",
        "end_time": "2018-07-20T15:51:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1681218,
            48.3249985,
            775.584511,
            -120.1463592,
            48.33951542,
            1132.144511
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16812177084796,
                  48.32551738259065,
                  775.5845110296412
                ],
                [
                  -120.16734592265563,
                  48.339515423618785,
                  775.5845110296412
                ],
                [
                  -120.14635923783347,
                  48.338996285404896,
                  1132.1445110296413
                ],
                [
                  -120.14714081521593,
                  48.32499849800854,
                  1132.1445110296413
                ],
                [
                  -120.16812177084796,
                  48.32551738259065,
                  775.5845110296412
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:11:11Z",
            "pc:count": 50556749,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710629.5417,
                "count": 50556749,
                "maximum": 711460.3712,
                "minimum": 709903.2312,
                "name": "X",
                "position": 0,
                "stddev": 430.1078219,
                "variance": 184992.7384
              },
              {
                "average": 5357148.011,
                "count": 50556749,
                "maximum": 5357915.043,
                "minimum": 5356357.223,
                "name": "Y",
                "position": 1,
                "stddev": 433.1805466,
                "variance": 187645.386
              },
              {
                "average": 961.1513533,
                "count": 50556749,
                "maximum": 1132.144511,
                "minimum": 775.584511,
                "name": "Z",
                "position": 2,
                "stddev": 60.43427388,
                "variance": 3652.301459
              },
              {
                "average": 580.9386672,
                "count": 50556749,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 450.33071,
                "variance": 202797.7484
              },
              {
                "average": 1.647066863,
                "count": 50556749,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8425609299,
                "variance": 0.7099089205
              },
              {
                "average": 2.294513973,
                "count": 50556749,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.031575103,
                "variance": 1.064147192
              },
              {
                "average": 0.497050552,
                "count": 50556749,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999913056,
                "variance": 0.2499913057
              },
              {
                "average": 0.000265938777,
                "count": 50556749,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01630546101,
                "variance": 0.0002658680589
              },
              {
                "average": 1.19212341,
                "count": 50556749,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4391069813,
                "variance": 0.192814941
              },
              {
                "average": -0.4121248613,
                "count": 50556749,
                "maximum": 18,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.87040726,
                "variance": 140.9065686
              },
              {
                "average": 0,
                "count": 50556749,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.6512807,
                "count": 50556749,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.22566556,
                "variance": 174.9182294
              },
              {
                "average": 216155053.1,
                "count": 50556749,
                "maximum": 216167071.7,
                "minimum": 216137113.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13703.38284,
                "variance": 187782701.1
              },
              {
                "average": 0,
                "count": 50556749,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50556749,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50556749,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50556749,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50556749,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709903.2312,
              5356357.223,
              775.584511,
              711460.3712,
              5357915.043,
              1132.144511
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709903.2312330656,
                    5356357.223211626,
                    775.5845110296412
                  ],
                  [
                    709903.2312330656,
                    5357915.043211626,
                    775.5845110296412
                  ],
                  [
                    711460.3712330655,
                    5357915.043211626,
                    1132.1445110296413
                  ],
                  [
                    711460.3712330655,
                    5356357.223211626,
                    1132.1445110296413
                  ],
                  [
                    709903.2312330656,
                    5356357.223211626,
                    775.5845110296412
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:11:11+00:00",
            "end_time": "2018-07-20T15:51:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14872527728186,
              48.62243096254712,
              808.458233204916
            ],
            [
              -120.14793560852976,
              48.63643379315955,
              808.458233204916
            ],
            [
              -120.12682993587342,
              48.635908814778375,
              1198.418233204916
            ],
            [
              -120.12762542875836,
              48.62190624106781,
              1198.418233204916
            ],
            [
              -120.14872527728186,
              48.62243096254712,
              808.458233204916
            ]
          ]
        ]
      },
      "bbox": [
        -120.1487253,
        48.62190624,
        808.4582332,
        -120.1268299,
        48.63643379,
        1198.418233
      ],
      "properties": {
        "datetime": "2018-07-20T16:06:20Z",
        "pc:count": 50741045,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710942.4471,
            "count": 50741045,
            "maximum": 711667.2567,
            "minimum": 710110.3767,
            "name": "X",
            "position": 0,
            "stddev": 438.5088627,
            "variance": 192290.0226
          },
          {
            "average": 5390169.569,
            "count": 50741045,
            "maximum": 5390967.508,
            "minimum": 5389409.048,
            "name": "Y",
            "position": 1,
            "stddev": 431.8111242,
            "variance": 186460.847
          },
          {
            "average": 1026.312716,
            "count": 50741045,
            "maximum": 1198.418233,
            "minimum": 808.4582332,
            "name": "Z",
            "position": 2,
            "stddev": 88.20238697,
            "variance": 7779.661067
          },
          {
            "average": 525.0120721,
            "count": 50741045,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 413.3511896,
            "variance": 170859.206
          },
          {
            "average": 1.689499517,
            "count": 50741045,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8698715123,
            "variance": 0.7566764479
          },
          {
            "average": 2.378753867,
            "count": 50741045,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.051228165,
            "variance": 1.105080656
          },
          {
            "average": 0.4967013588,
            "count": 50741045,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891238,
            "variance": 0.2499891239
          },
          {
            "average": 0.0003163119719,
            "count": 50741045,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01778234869,
            "variance": 0.0003162119249
          },
          {
            "average": 1.221328926,
            "count": 50741045,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4589059428,
            "variance": 0.2105946643
          },
          {
            "average": -0.3578186689,
            "count": 50741045,
            "maximum": 22.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.45443208,
            "variance": 155.1128785
          },
          {
            "average": 0,
            "count": 50741045,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 488.5542441,
            "count": 50741045,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 626.1851212,
            "variance": 392107.806
          },
          {
            "average": 216121511.3,
            "count": 50741045,
            "maximum": 216137980.9,
            "minimum": 216089675.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21482.28586,
            "variance": 461488605.7
          },
          {
            "average": 0,
            "count": 50741045,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50741045,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50741045,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50741045,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50741045,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710110.3767,
          5389409.048,
          808.4582332,
          711667.2567,
          5390967.508,
          1198.418233
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710110.3766651626,
                5389409.048325024,
                808.458233204916
              ],
              [
                710110.3766651626,
                5390967.5083250245,
                808.458233204916
              ],
              [
                711667.2566651625,
                5390967.5083250245,
                1198.418233204916
              ],
              [
                711667.2566651625,
                5389409.048325024,
                1198.418233204916
              ],
              [
                710110.3766651626,
                5389409.048325024,
                808.458233204916
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:06:20+00:00",
        "end_time": "2018-07-20T02:41:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1487253,
            48.62190624,
            808.4582332,
            -120.1268299,
            48.63643379,
            1198.418233
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14872527728186,
                  48.62243096254712,
                  808.458233204916
                ],
                [
                  -120.14793560852976,
                  48.63643379315955,
                  808.458233204916
                ],
                [
                  -120.12682993587342,
                  48.635908814778375,
                  1198.418233204916
                ],
                [
                  -120.12762542875836,
                  48.62190624106781,
                  1198.418233204916
                ],
                [
                  -120.14872527728186,
                  48.62243096254712,
                  808.458233204916
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:06:20Z",
            "pc:count": 50741045,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710942.4471,
                "count": 50741045,
                "maximum": 711667.2567,
                "minimum": 710110.3767,
                "name": "X",
                "position": 0,
                "stddev": 438.5088627,
                "variance": 192290.0226
              },
              {
                "average": 5390169.569,
                "count": 50741045,
                "maximum": 5390967.508,
                "minimum": 5389409.048,
                "name": "Y",
                "position": 1,
                "stddev": 431.8111242,
                "variance": 186460.847
              },
              {
                "average": 1026.312716,
                "count": 50741045,
                "maximum": 1198.418233,
                "minimum": 808.4582332,
                "name": "Z",
                "position": 2,
                "stddev": 88.20238697,
                "variance": 7779.661067
              },
              {
                "average": 525.0120721,
                "count": 50741045,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 413.3511896,
                "variance": 170859.206
              },
              {
                "average": 1.689499517,
                "count": 50741045,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8698715123,
                "variance": 0.7566764479
              },
              {
                "average": 2.378753867,
                "count": 50741045,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.051228165,
                "variance": 1.105080656
              },
              {
                "average": 0.4967013588,
                "count": 50741045,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891238,
                "variance": 0.2499891239
              },
              {
                "average": 0.0003163119719,
                "count": 50741045,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01778234869,
                "variance": 0.0003162119249
              },
              {
                "average": 1.221328926,
                "count": 50741045,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4589059428,
                "variance": 0.2105946643
              },
              {
                "average": -0.3578186689,
                "count": 50741045,
                "maximum": 22.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.45443208,
                "variance": 155.1128785
              },
              {
                "average": 0,
                "count": 50741045,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 488.5542441,
                "count": 50741045,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 626.1851212,
                "variance": 392107.806
              },
              {
                "average": 216121511.3,
                "count": 50741045,
                "maximum": 216137980.9,
                "minimum": 216089675.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21482.28586,
                "variance": 461488605.7
              },
              {
                "average": 0,
                "count": 50741045,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50741045,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50741045,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50741045,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50741045,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710110.3767,
              5389409.048,
              808.4582332,
              711667.2567,
              5390967.508,
              1198.418233
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710110.3766651626,
                    5389409.048325024,
                    808.458233204916
                  ],
                  [
                    710110.3766651626,
                    5390967.5083250245,
                    808.458233204916
                  ],
                  [
                    711667.2566651625,
                    5390967.5083250245,
                    1198.418233204916
                  ],
                  [
                    711667.2566651625,
                    5389409.048325024,
                    1198.418233204916
                  ],
                  [
                    710110.3766651626,
                    5389409.048325024,
                    808.458233204916
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:06:20+00:00",
            "end_time": "2018-07-20T02:41:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08723242745553,
              48.32560210535947,
              299.79159211931045
            ],
            [
              -120.08643434221581,
              48.33960077040046,
              299.79159211931045
            ],
            [
              -120.06544938965699,
              48.33906687729246,
              621.5115921193105
            ],
            [
              -120.0662532030658,
              48.325068473103585,
              621.5115921193105
            ],
            [
              -120.08723242745553,
              48.32560210535947,
              299.79159211931045
            ]
          ]
        ]
      },
      "bbox": [
        -120.0872324,
        48.32506847,
        299.7915921,
        -120.0654494,
        48.33960077,
        621.5115921
      ],
      "properties": {
        "datetime": "2018-07-20T01:10:54Z",
        "pc:count": 38748646,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716697.2381,
            "count": 38748646,
            "maximum": 717455.0504,
            "minimum": 715897.9304,
            "name": "X",
            "position": 0,
            "stddev": 421.1189633,
            "variance": 177341.1812
          },
          {
            "average": 5357344.786,
            "count": 38748646,
            "maximum": 5358149.312,
            "minimum": 5356591.312,
            "name": "Y",
            "position": 1,
            "stddev": 440.4943461,
            "variance": 194035.2689
          },
          {
            "average": 468.9560454,
            "count": 38748646,
            "maximum": 621.5115921,
            "minimum": 299.7915921,
            "name": "Z",
            "position": 2,
            "stddev": 16.05490743,
            "variance": 257.7600526
          },
          {
            "average": 1116.607386,
            "count": 38748646,
            "maximum": 4095,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 537.8303073,
            "variance": 289261.4394
          },
          {
            "average": 1.109317652,
            "count": 38748646,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3478608962,
            "variance": 0.1210072031
          },
          {
            "average": 1.218609032,
            "count": 38748646,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4916549347,
            "variance": 0.2417245748
          },
          {
            "average": 0.4960191383,
            "count": 38748646,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999841589,
            "variance": 0.2499841592
          },
          {
            "average": 0.0002754418825,
            "count": 38748646,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01659415624,
            "variance": 0.0002753660214
          },
          {
            "average": 1.452106946,
            "count": 38748646,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5017721153,
            "variance": 0.2517752557
          },
          {
            "average": -0.05340872654,
            "count": 38748646,
            "maximum": 13.00199986,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.383671124,
            "variance": 70.28594151
          },
          {
            "average": 0,
            "count": 38748646,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.49158048,
            "count": 38748646,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.292454268,
            "variance": 5.255346572
          },
          {
            "average": 216082130.1,
            "count": 38748646,
            "maximum": 216084254.4,
            "minimum": 216079423.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1386.930155,
            "variance": 1923575.256
          },
          {
            "average": 0,
            "count": 38748646,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38748646,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38748646,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38748646,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38748646,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715897.9304,
          5356591.312,
          299.7915921,
          717455.0504,
          5358149.312,
          621.5115921
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715897.9303552699,
                5356591.312469227,
                299.79159211931045
              ],
              [
                715897.9303552699,
                5358149.312469227,
                299.79159211931045
              ],
              [
                717455.05035527,
                5358149.312469227,
                621.5115921193105
              ],
              [
                717455.05035527,
                5356591.312469227,
                621.5115921193105
              ],
              [
                715897.9303552699,
                5356591.312469227,
                299.79159211931045
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:10:54+00:00",
        "end_time": "2018-07-19T23:50:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0872324,
            48.32506847,
            299.7915921,
            -120.0654494,
            48.33960077,
            621.5115921
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08723242745553,
                  48.32560210535947,
                  299.79159211931045
                ],
                [
                  -120.08643434221581,
                  48.33960077040046,
                  299.79159211931045
                ],
                [
                  -120.06544938965699,
                  48.33906687729246,
                  621.5115921193105
                ],
                [
                  -120.0662532030658,
                  48.325068473103585,
                  621.5115921193105
                ],
                [
                  -120.08723242745553,
                  48.32560210535947,
                  299.79159211931045
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:10:54Z",
            "pc:count": 38748646,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716697.2381,
                "count": 38748646,
                "maximum": 717455.0504,
                "minimum": 715897.9304,
                "name": "X",
                "position": 0,
                "stddev": 421.1189633,
                "variance": 177341.1812
              },
              {
                "average": 5357344.786,
                "count": 38748646,
                "maximum": 5358149.312,
                "minimum": 5356591.312,
                "name": "Y",
                "position": 1,
                "stddev": 440.4943461,
                "variance": 194035.2689
              },
              {
                "average": 468.9560454,
                "count": 38748646,
                "maximum": 621.5115921,
                "minimum": 299.7915921,
                "name": "Z",
                "position": 2,
                "stddev": 16.05490743,
                "variance": 257.7600526
              },
              {
                "average": 1116.607386,
                "count": 38748646,
                "maximum": 4095,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 537.8303073,
                "variance": 289261.4394
              },
              {
                "average": 1.109317652,
                "count": 38748646,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3478608962,
                "variance": 0.1210072031
              },
              {
                "average": 1.218609032,
                "count": 38748646,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4916549347,
                "variance": 0.2417245748
              },
              {
                "average": 0.4960191383,
                "count": 38748646,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999841589,
                "variance": 0.2499841592
              },
              {
                "average": 0.0002754418825,
                "count": 38748646,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01659415624,
                "variance": 0.0002753660214
              },
              {
                "average": 1.452106946,
                "count": 38748646,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5017721153,
                "variance": 0.2517752557
              },
              {
                "average": -0.05340872654,
                "count": 38748646,
                "maximum": 13.00199986,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.383671124,
                "variance": 70.28594151
              },
              {
                "average": 0,
                "count": 38748646,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.49158048,
                "count": 38748646,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.292454268,
                "variance": 5.255346572
              },
              {
                "average": 216082130.1,
                "count": 38748646,
                "maximum": 216084254.4,
                "minimum": 216079423.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1386.930155,
                "variance": 1923575.256
              },
              {
                "average": 0,
                "count": 38748646,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38748646,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38748646,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38748646,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38748646,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715897.9304,
              5356591.312,
              299.7915921,
              717455.0504,
              5358149.312,
              621.5115921
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715897.9303552699,
                    5356591.312469227,
                    299.79159211931045
                  ],
                  [
                    715897.9303552699,
                    5358149.312469227,
                    299.79159211931045
                  ],
                  [
                    717455.05035527,
                    5358149.312469227,
                    621.5115921193105
                  ],
                  [
                    717455.05035527,
                    5356591.312469227,
                    621.5115921193105
                  ],
                  [
                    715897.9303552699,
                    5356591.312469227,
                    299.79159211931045
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:10:54+00:00",
            "end_time": "2018-07-19T23:50:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1578808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.13181869583923,
              48.28501309805564,
              1047.3029523980322
            ],
            [
              -120.13180883716477,
              48.285189033238495,
              1047.3029523980322
            ],
            [
              -120.12689263610636,
              48.28506621735096,
              1174.0429523980324
            ],
            [
              -120.12690251162238,
              48.28489028292231,
              1174.0429523980324
            ],
            [
              -120.13181869583923,
              48.28501309805564,
              1047.3029523980322
            ]
          ]
        ]
      },
      "bbox": [
        -120.1318187,
        48.28489028,
        1047.302952,
        -120.1268926,
        48.28518903,
        1174.042952
      ],
      "properties": {
        "datetime": "2018-07-20T15:23:33Z",
        "pc:count": 15643,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712960.6291,
            "count": 15643,
            "maximum": 713127.377,
            "minimum": 712762.217,
            "name": "X",
            "position": 0,
            "stddev": 109.0646512,
            "variance": 11895.09815
          },
          {
            "average": 5351967.013,
            "count": 15643,
            "maximum": 5351975.375,
            "minimum": 5351955.795,
            "name": "Y",
            "position": 1,
            "stddev": 5.04456648,
            "variance": 25.44765097
          },
          {
            "average": 1109.297984,
            "count": 15643,
            "maximum": 1174.042952,
            "minimum": 1047.302952,
            "name": "Z",
            "position": 2,
            "stddev": 39.931486,
            "variance": 1594.523574
          },
          {
            "average": 1088.449658,
            "count": 15643,
            "maximum": 2172,
            "minimum": 73,
            "name": "Intensity",
            "position": 3,
            "stddev": 412.1123362,
            "variance": 169836.5776
          },
          {
            "average": 1.178482388,
            "count": 15643,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5247777747,
            "variance": 0.2753917128
          },
          {
            "average": 1.353704532,
            "count": 15643,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7815295534,
            "variance": 0.6107884428
          },
          {
            "average": 0.4964520872,
            "count": 15643,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000033941,
            "variance": 0.2500033941
          },
          {
            "average": 0.0003196317842,
            "count": 15643,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01787596284,
            "variance": 0.0003195500474
          },
          {
            "average": 1.501246564,
            "count": 15643,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5298122701,
            "variance": 0.2807010416
          },
          {
            "average": -3.828815825,
            "count": 15643,
            "maximum": 16.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.41808944,
            "variance": 154.2089454
          },
          {
            "average": 0,
            "count": 15643,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 124.5567986,
            "count": 15643,
            "maximum": 178,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 43.97690508,
            "variance": 1933.968181
          },
          {
            "average": 216108680.1,
            "count": 15643,
            "maximum": 216135413.3,
            "minimum": 216089050,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22006.05932,
            "variance": 484266646.6
          },
          {
            "average": 0,
            "count": 15643,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15643,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15643,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15643,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15643,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712762.217,
          5351955.795,
          1047.302952,
          713127.377,
          5351975.375,
          1174.042952
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712762.2170263955,
                5351955.795249491,
                1047.3029523980322
              ],
              [
                712762.2170263955,
                5351975.375249491,
                1047.3029523980322
              ],
              [
                713127.3770263954,
                5351975.375249491,
                1174.0429523980324
              ],
              [
                713127.3770263954,
                5351955.795249491,
                1174.0429523980324
              ],
              [
                712762.2170263955,
                5351955.795249491,
                1047.3029523980322
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:23:33+00:00",
        "end_time": "2018-07-20T02:30:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1578808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1578808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1578808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1578808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1318187,
            48.28489028,
            1047.302952,
            -120.1268926,
            48.28518903,
            1174.042952
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.13181869583923,
                  48.28501309805564,
                  1047.3029523980322
                ],
                [
                  -120.13180883716477,
                  48.285189033238495,
                  1047.3029523980322
                ],
                [
                  -120.12689263610636,
                  48.28506621735096,
                  1174.0429523980324
                ],
                [
                  -120.12690251162238,
                  48.28489028292231,
                  1174.0429523980324
                ],
                [
                  -120.13181869583923,
                  48.28501309805564,
                  1047.3029523980322
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1578808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1578808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:23:33Z",
            "pc:count": 15643,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712960.6291,
                "count": 15643,
                "maximum": 713127.377,
                "minimum": 712762.217,
                "name": "X",
                "position": 0,
                "stddev": 109.0646512,
                "variance": 11895.09815
              },
              {
                "average": 5351967.013,
                "count": 15643,
                "maximum": 5351975.375,
                "minimum": 5351955.795,
                "name": "Y",
                "position": 1,
                "stddev": 5.04456648,
                "variance": 25.44765097
              },
              {
                "average": 1109.297984,
                "count": 15643,
                "maximum": 1174.042952,
                "minimum": 1047.302952,
                "name": "Z",
                "position": 2,
                "stddev": 39.931486,
                "variance": 1594.523574
              },
              {
                "average": 1088.449658,
                "count": 15643,
                "maximum": 2172,
                "minimum": 73,
                "name": "Intensity",
                "position": 3,
                "stddev": 412.1123362,
                "variance": 169836.5776
              },
              {
                "average": 1.178482388,
                "count": 15643,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5247777747,
                "variance": 0.2753917128
              },
              {
                "average": 1.353704532,
                "count": 15643,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7815295534,
                "variance": 0.6107884428
              },
              {
                "average": 0.4964520872,
                "count": 15643,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000033941,
                "variance": 0.2500033941
              },
              {
                "average": 0.0003196317842,
                "count": 15643,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01787596284,
                "variance": 0.0003195500474
              },
              {
                "average": 1.501246564,
                "count": 15643,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5298122701,
                "variance": 0.2807010416
              },
              {
                "average": -3.828815825,
                "count": 15643,
                "maximum": 16.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.41808944,
                "variance": 154.2089454
              },
              {
                "average": 0,
                "count": 15643,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 124.5567986,
                "count": 15643,
                "maximum": 178,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 43.97690508,
                "variance": 1933.968181
              },
              {
                "average": 216108680.1,
                "count": 15643,
                "maximum": 216135413.3,
                "minimum": 216089050,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22006.05932,
                "variance": 484266646.6
              },
              {
                "average": 0,
                "count": 15643,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15643,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15643,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15643,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15643,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712762.217,
              5351955.795,
              1047.302952,
              713127.377,
              5351975.375,
              1174.042952
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712762.2170263955,
                    5351955.795249491,
                    1047.3029523980322
                  ],
                  [
                    712762.2170263955,
                    5351975.375249491,
                    1047.3029523980322
                  ],
                  [
                    713127.3770263954,
                    5351975.375249491,
                    1174.0429523980324
                  ],
                  [
                    713127.3770263954,
                    5351955.795249491,
                    1174.0429523980324
                  ],
                  [
                    712762.2170263955,
                    5351955.795249491,
                    1047.3029523980322
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:23:33+00:00",
            "end_time": "2018-07-20T02:30:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1580308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10737373906127,
              48.28510820108845,
              502.93271077421934
            ],
            [
              -120.10658271994383,
              48.29909966743925,
              502.93271077421934
            ],
            [
              -120.0856126482558,
              48.29856974716344,
              960.3327107742194
            ],
            [
              -120.08640938058139,
              48.284578539547574,
              960.3327107742194
            ],
            [
              -120.10737373906127,
              48.28510820108845,
              502.93271077421934
            ]
          ]
        ]
      },
      "bbox": [
        -120.1073737,
        48.28457854,
        502.9327108,
        -120.0856126,
        48.29909967,
        960.3327108
      ],
      "properties": {
        "datetime": "2018-07-20T02:25:47Z",
        "pc:count": 35921583,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715341.8142,
            "count": 35921583,
            "maximum": 716132.195,
            "minimum": 714574.975,
            "name": "X",
            "position": 0,
            "stddev": 438.9559281,
            "variance": 192682.3068
          },
          {
            "average": 5352799.098,
            "count": 35921583,
            "maximum": 5353591.624,
            "minimum": 5352034.464,
            "name": "Y",
            "position": 1,
            "stddev": 436.426652,
            "variance": 190468.2226
          },
          {
            "average": 681.0952725,
            "count": 35921583,
            "maximum": 960.3327108,
            "minimum": 502.9327108,
            "name": "Z",
            "position": 2,
            "stddev": 96.4304997,
            "variance": 9298.841272
          },
          {
            "average": 1187.830802,
            "count": 35921583,
            "maximum": 4095,
            "minimum": 80,
            "name": "Intensity",
            "position": 3,
            "stddev": 375.5069543,
            "variance": 141005.4727
          },
          {
            "average": 1.05659642,
            "count": 35921583,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2681103392,
            "variance": 0.07188315399
          },
          {
            "average": 1.113172963,
            "count": 35921583,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3947275559,
            "variance": 0.1558098434
          },
          {
            "average": 0.4960117153,
            "count": 35921583,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999841003,
            "variance": 0.2499841005
          },
          {
            "average": 0.000280249342,
            "count": 35921583,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01673830368,
            "variance": 0.0002801708101
          },
          {
            "average": 1.507386075,
            "count": 35921583,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5298451248,
            "variance": 0.2807358562
          },
          {
            "average": -0.3768669362,
            "count": 35921583,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.49135244,
            "variance": 90.08577114
          },
          {
            "average": 0,
            "count": 35921583,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.4502531,
            "count": 35921583,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.19084293,
            "variance": 4.799792745
          },
          {
            "average": 216085808,
            "count": 35921583,
            "maximum": 216088747.1,
            "minimum": 216083744.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1391.994608,
            "variance": 1937648.989
          },
          {
            "average": 0,
            "count": 35921583,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35921583,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35921583,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35921583,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35921583,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714574.975,
          5352034.464,
          502.9327108,
          716132.195,
          5353591.624,
          960.3327108
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714574.9750196919,
                5352034.463837933,
                502.93271077421934
              ],
              [
                714574.9750196919,
                5353591.623837933,
                502.93271077421934
              ],
              [
                716132.1950196918,
                5353591.623837933,
                960.3327107742194
              ],
              [
                716132.1950196918,
                5352034.463837933,
                960.3327107742194
              ],
              [
                714574.9750196919,
                5352034.463837933,
                502.93271077421934
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:25:47+00:00",
        "end_time": "2018-07-20T01:02:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1580308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1580308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1580308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1580308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1073737,
            48.28457854,
            502.9327108,
            -120.0856126,
            48.29909967,
            960.3327108
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10737373906127,
                  48.28510820108845,
                  502.93271077421934
                ],
                [
                  -120.10658271994383,
                  48.29909966743925,
                  502.93271077421934
                ],
                [
                  -120.0856126482558,
                  48.29856974716344,
                  960.3327107742194
                ],
                [
                  -120.08640938058139,
                  48.284578539547574,
                  960.3327107742194
                ],
                [
                  -120.10737373906127,
                  48.28510820108845,
                  502.93271077421934
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1580308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1580308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:25:47Z",
            "pc:count": 35921583,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715341.8142,
                "count": 35921583,
                "maximum": 716132.195,
                "minimum": 714574.975,
                "name": "X",
                "position": 0,
                "stddev": 438.9559281,
                "variance": 192682.3068
              },
              {
                "average": 5352799.098,
                "count": 35921583,
                "maximum": 5353591.624,
                "minimum": 5352034.464,
                "name": "Y",
                "position": 1,
                "stddev": 436.426652,
                "variance": 190468.2226
              },
              {
                "average": 681.0952725,
                "count": 35921583,
                "maximum": 960.3327108,
                "minimum": 502.9327108,
                "name": "Z",
                "position": 2,
                "stddev": 96.4304997,
                "variance": 9298.841272
              },
              {
                "average": 1187.830802,
                "count": 35921583,
                "maximum": 4095,
                "minimum": 80,
                "name": "Intensity",
                "position": 3,
                "stddev": 375.5069543,
                "variance": 141005.4727
              },
              {
                "average": 1.05659642,
                "count": 35921583,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2681103392,
                "variance": 0.07188315399
              },
              {
                "average": 1.113172963,
                "count": 35921583,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3947275559,
                "variance": 0.1558098434
              },
              {
                "average": 0.4960117153,
                "count": 35921583,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999841003,
                "variance": 0.2499841005
              },
              {
                "average": 0.000280249342,
                "count": 35921583,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01673830368,
                "variance": 0.0002801708101
              },
              {
                "average": 1.507386075,
                "count": 35921583,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5298451248,
                "variance": 0.2807358562
              },
              {
                "average": -0.3768669362,
                "count": 35921583,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.49135244,
                "variance": 90.08577114
              },
              {
                "average": 0,
                "count": 35921583,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.4502531,
                "count": 35921583,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.19084293,
                "variance": 4.799792745
              },
              {
                "average": 216085808,
                "count": 35921583,
                "maximum": 216088747.1,
                "minimum": 216083744.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1391.994608,
                "variance": 1937648.989
              },
              {
                "average": 0,
                "count": 35921583,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35921583,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35921583,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35921583,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35921583,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714574.975,
              5352034.464,
              502.9327108,
              716132.195,
              5353591.624,
              960.3327108
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714574.9750196919,
                    5352034.463837933,
                    502.93271077421934
                  ],
                  [
                    714574.9750196919,
                    5353591.623837933,
                    502.93271077421934
                  ],
                  [
                    716132.1950196918,
                    5353591.623837933,
                    960.3327107742194
                  ],
                  [
                    716132.1950196918,
                    5352034.463837933,
                    960.3327107742194
                  ],
                  [
                    714574.9750196919,
                    5352034.463837933,
                    502.93271077421934
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:25:47+00:00",
            "end_time": "2018-07-20T01:02:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1632808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.15274313589623,
              48.75737795607689,
              902.8647236840509
            ],
            [
              -120.15266977033006,
              48.75867501278906,
              902.8647236840509
            ],
            [
              -120.14823770269507,
              48.75856533704209,
              1010.4247236840508
            ],
            [
              -120.14831118208268,
              48.757268285305415,
              1010.4247236840508
            ],
            [
              -120.15274313589623,
              48.75737795607689,
              902.8647236840509
            ]
          ]
        ]
      },
      "bbox": [
        -120.1527431,
        48.75726829,
        902.8647237,
        -120.1482377,
        48.75867501,
        1010.424724
      ],
      "properties": {
        "datetime": "2018-07-20T23:45:10Z",
        "pc:count": 323116,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709460.2569,
            "count": 323116,
            "maximum": 709580.161,
            "minimum": 709254.021,
            "name": "X",
            "position": 0,
            "stddev": 73.08659261,
            "variance": 5341.650019
          },
          {
            "average": 5404444.423,
            "count": 323116,
            "maximum": 5404540.59,
            "minimum": 5404396.23,
            "name": "Y",
            "position": 1,
            "stddev": 30.36625129,
            "variance": 922.1092176
          },
          {
            "average": 951.0557861,
            "count": 323116,
            "maximum": 1010.424724,
            "minimum": 902.8647237,
            "name": "Z",
            "position": 2,
            "stddev": 15.78300181,
            "variance": 249.1031462
          },
          {
            "average": 622.6474857,
            "count": 323116,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 392.7890782,
            "variance": 154283.26
          },
          {
            "average": 1.429328786,
            "count": 323116,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7164242942,
            "variance": 0.5132637693
          },
          {
            "average": 1.857698164,
            "count": 323116,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9627334234,
            "variance": 0.9268556445
          },
          {
            "average": 0.4966946855,
            "count": 323116,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999898485,
            "variance": 0.2499898486
          },
          {
            "average": 0.0003559093329,
            "count": 323116,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01886223111,
            "variance": 0.0003557837625
          },
          {
            "average": 1.224807809,
            "count": 323116,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4468888634,
            "variance": 0.1997096562
          },
          {
            "average": -11.18846973,
            "count": 323116,
            "maximum": 1.001999974,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 6.025602345,
            "variance": 36.30788362
          },
          {
            "average": 0,
            "count": 323116,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 639.5296859,
            "count": 323116,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 674.2996259,
            "variance": 454679.9854
          },
          {
            "average": 216144836,
            "count": 323116,
            "maximum": 216165510.5,
            "minimum": 216136410,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12418.96225,
            "variance": 154230623.4
          },
          {
            "average": 0,
            "count": 323116,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 323116,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 323116,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 323116,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 323116,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709254.021,
          5404396.23,
          902.8647237,
          709580.161,
          5404540.59,
          1010.424724
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709254.0210125068,
                5404396.230464107,
                902.8647236840509
              ],
              [
                709254.0210125068,
                5404540.590464107,
                902.8647236840509
              ],
              [
                709580.1610125067,
                5404540.590464107,
                1010.4247236840508
              ],
              [
                709580.1610125067,
                5404396.230464107,
                1010.4247236840508
              ],
              [
                709254.0210125068,
                5404396.230464107,
                902.8647236840509
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T23:45:10+00:00",
        "end_time": "2018-07-20T15:40:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1632808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1632808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1632808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1632808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1527431,
            48.75726829,
            902.8647237,
            -120.1482377,
            48.75867501,
            1010.424724
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.15274313589623,
                  48.75737795607689,
                  902.8647236840509
                ],
                [
                  -120.15266977033006,
                  48.75867501278906,
                  902.8647236840509
                ],
                [
                  -120.14823770269507,
                  48.75856533704209,
                  1010.4247236840508
                ],
                [
                  -120.14831118208268,
                  48.757268285305415,
                  1010.4247236840508
                ],
                [
                  -120.15274313589623,
                  48.75737795607689,
                  902.8647236840509
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1632808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1632808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T23:45:10Z",
            "pc:count": 323116,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709460.2569,
                "count": 323116,
                "maximum": 709580.161,
                "minimum": 709254.021,
                "name": "X",
                "position": 0,
                "stddev": 73.08659261,
                "variance": 5341.650019
              },
              {
                "average": 5404444.423,
                "count": 323116,
                "maximum": 5404540.59,
                "minimum": 5404396.23,
                "name": "Y",
                "position": 1,
                "stddev": 30.36625129,
                "variance": 922.1092176
              },
              {
                "average": 951.0557861,
                "count": 323116,
                "maximum": 1010.424724,
                "minimum": 902.8647237,
                "name": "Z",
                "position": 2,
                "stddev": 15.78300181,
                "variance": 249.1031462
              },
              {
                "average": 622.6474857,
                "count": 323116,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 392.7890782,
                "variance": 154283.26
              },
              {
                "average": 1.429328786,
                "count": 323116,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7164242942,
                "variance": 0.5132637693
              },
              {
                "average": 1.857698164,
                "count": 323116,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9627334234,
                "variance": 0.9268556445
              },
              {
                "average": 0.4966946855,
                "count": 323116,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999898485,
                "variance": 0.2499898486
              },
              {
                "average": 0.0003559093329,
                "count": 323116,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01886223111,
                "variance": 0.0003557837625
              },
              {
                "average": 1.224807809,
                "count": 323116,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4468888634,
                "variance": 0.1997096562
              },
              {
                "average": -11.18846973,
                "count": 323116,
                "maximum": 1.001999974,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 6.025602345,
                "variance": 36.30788362
              },
              {
                "average": 0,
                "count": 323116,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 639.5296859,
                "count": 323116,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 674.2996259,
                "variance": 454679.9854
              },
              {
                "average": 216144836,
                "count": 323116,
                "maximum": 216165510.5,
                "minimum": 216136410,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12418.96225,
                "variance": 154230623.4
              },
              {
                "average": 0,
                "count": 323116,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 323116,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 323116,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 323116,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 323116,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709254.021,
              5404396.23,
              902.8647237,
              709580.161,
              5404540.59,
              1010.424724
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709254.0210125068,
                    5404396.230464107,
                    902.8647236840509
                  ],
                  [
                    709254.0210125068,
                    5404540.590464107,
                    902.8647236840509
                  ],
                  [
                    709580.1610125067,
                    5404540.590464107,
                    1010.4247236840508
                  ],
                  [
                    709580.1610125067,
                    5404396.230464107,
                    1010.4247236840508
                  ],
                  [
                    709254.0210125068,
                    5404396.230464107,
                    902.8647236840509
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T23:45:10+00:00",
            "end_time": "2018-07-20T15:40:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16841965115579,
              48.41997344893739,
              506.4942920685876
            ],
            [
              -120.16764115850302,
              48.43397395839415,
              506.4942920685876
            ],
            [
              -120.14661586686789,
              48.43345412507551,
              672.5542920685875
            ],
            [
              -120.1474001194178,
              48.419453869735456,
              672.5542920685875
            ],
            [
              -120.16841965115579,
              48.41997344893739,
              506.4942920685876
            ]
          ]
        ]
      },
      "bbox": [
        -120.1684197,
        48.41945387,
        506.4942921,
        -120.1466159,
        48.43397396,
        672.5542921
      ],
      "properties": {
        "datetime": "2018-07-21T00:14:14Z",
        "pc:count": 32415853,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710214.3918,
            "count": 32415853,
            "maximum": 711050.1668,
            "minimum": 709493.0468,
            "name": "X",
            "position": 0,
            "stddev": 432.0895827,
            "variance": 186701.4075
          },
          {
            "average": 5367631.58,
            "count": 32415853,
            "maximum": 5368412.114,
            "minimum": 5366853.994,
            "name": "Y",
            "position": 1,
            "stddev": 433.8089629,
            "variance": 188190.2163
          },
          {
            "average": 540.5052692,
            "count": 32415853,
            "maximum": 672.5542921,
            "minimum": 506.4942921,
            "name": "Z",
            "position": 2,
            "stddev": 37.82103895,
            "variance": 1430.430988
          },
          {
            "average": 1173.045707,
            "count": 32415853,
            "maximum": 4095,
            "minimum": 17,
            "name": "Intensity",
            "position": 3,
            "stddev": 533.4944465,
            "variance": 284616.3245
          },
          {
            "average": 1.110745196,
            "count": 32415853,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3749908123,
            "variance": 0.1406181093
          },
          {
            "average": 1.221508933,
            "count": 32415853,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5467072042,
            "variance": 0.2988887671
          },
          {
            "average": 0.4965674974,
            "count": 32415853,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882255,
            "variance": 0.2499882256
          },
          {
            "average": 0.0002539189698,
            "count": 32415853,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01593281214,
            "variance": 0.0002538545028
          },
          {
            "average": 1.576971644,
            "count": 32415853,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5036040739,
            "variance": 0.2536170632
          },
          {
            "average": -0.07843652788,
            "count": 32415853,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.481082339,
            "variance": 89.89092231
          },
          {
            "average": 0,
            "count": 32415853,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 193.7407817,
            "count": 32415853,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 202.7921405,
            "variance": 41124.65225
          },
          {
            "average": 216154633.8,
            "count": 32415853,
            "maximum": 216167254.6,
            "minimum": 216136956.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13812.10852,
            "variance": 190774341.9
          },
          {
            "average": 0,
            "count": 32415853,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32415853,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32415853,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32415853,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32415853,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709493.0468,
          5366853.994,
          506.4942921,
          711050.1668,
          5368412.114,
          672.5542921
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709493.0467792336,
                5366853.993660622,
                506.4942920685876
              ],
              [
                709493.0467792336,
                5368412.113660621,
                506.4942920685876
              ],
              [
                711050.1667792337,
                5368412.113660621,
                672.5542920685875
              ],
              [
                711050.1667792337,
                5366853.993660622,
                672.5542920685875
              ],
              [
                709493.0467792336,
                5366853.993660622,
                506.4942920685876
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:14:14+00:00",
        "end_time": "2018-07-20T15:49:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1684197,
            48.41945387,
            506.4942921,
            -120.1466159,
            48.43397396,
            672.5542921
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16841965115579,
                  48.41997344893739,
                  506.4942920685876
                ],
                [
                  -120.16764115850302,
                  48.43397395839415,
                  506.4942920685876
                ],
                [
                  -120.14661586686789,
                  48.43345412507551,
                  672.5542920685875
                ],
                [
                  -120.1474001194178,
                  48.419453869735456,
                  672.5542920685875
                ],
                [
                  -120.16841965115579,
                  48.41997344893739,
                  506.4942920685876
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:14:14Z",
            "pc:count": 32415853,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710214.3918,
                "count": 32415853,
                "maximum": 711050.1668,
                "minimum": 709493.0468,
                "name": "X",
                "position": 0,
                "stddev": 432.0895827,
                "variance": 186701.4075
              },
              {
                "average": 5367631.58,
                "count": 32415853,
                "maximum": 5368412.114,
                "minimum": 5366853.994,
                "name": "Y",
                "position": 1,
                "stddev": 433.8089629,
                "variance": 188190.2163
              },
              {
                "average": 540.5052692,
                "count": 32415853,
                "maximum": 672.5542921,
                "minimum": 506.4942921,
                "name": "Z",
                "position": 2,
                "stddev": 37.82103895,
                "variance": 1430.430988
              },
              {
                "average": 1173.045707,
                "count": 32415853,
                "maximum": 4095,
                "minimum": 17,
                "name": "Intensity",
                "position": 3,
                "stddev": 533.4944465,
                "variance": 284616.3245
              },
              {
                "average": 1.110745196,
                "count": 32415853,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3749908123,
                "variance": 0.1406181093
              },
              {
                "average": 1.221508933,
                "count": 32415853,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5467072042,
                "variance": 0.2988887671
              },
              {
                "average": 0.4965674974,
                "count": 32415853,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882255,
                "variance": 0.2499882256
              },
              {
                "average": 0.0002539189698,
                "count": 32415853,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01593281214,
                "variance": 0.0002538545028
              },
              {
                "average": 1.576971644,
                "count": 32415853,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5036040739,
                "variance": 0.2536170632
              },
              {
                "average": -0.07843652788,
                "count": 32415853,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.481082339,
                "variance": 89.89092231
              },
              {
                "average": 0,
                "count": 32415853,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 193.7407817,
                "count": 32415853,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 202.7921405,
                "variance": 41124.65225
              },
              {
                "average": 216154633.8,
                "count": 32415853,
                "maximum": 216167254.6,
                "minimum": 216136956.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13812.10852,
                "variance": 190774341.9
              },
              {
                "average": 0,
                "count": 32415853,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32415853,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32415853,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32415853,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32415853,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709493.0468,
              5366853.994,
              506.4942921,
              711050.1668,
              5368412.114,
              672.5542921
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709493.0467792336,
                    5366853.993660622,
                    506.4942920685876
                  ],
                  [
                    709493.0467792336,
                    5368412.113660621,
                    506.4942920685876
                  ],
                  [
                    711050.1667792337,
                    5368412.113660621,
                    672.5542920685875
                  ],
                  [
                    711050.1667792337,
                    5366853.993660622,
                    672.5542920685875
                  ],
                  [
                    709493.0467792336,
                    5366853.993660622,
                    506.4942920685876
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:14:14+00:00",
            "end_time": "2018-07-20T15:49:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1693622072208,
              48.71688303442445,
              1088.6782904201045
            ],
            [
              -120.168575511488,
              48.73088822121249,
              1088.6782904201045
            ],
            [
              -120.14743022739391,
              48.73036628074058,
              1787.7182904201045
            ],
            [
              -120.14822277887832,
              48.71636134952088,
              1787.7182904201045
            ],
            [
              -120.1693622072208,
              48.71688303442445,
              1088.6782904201045
            ]
          ]
        ]
      },
      "bbox": [
        -120.1693622,
        48.71636135,
        1088.67829,
        -120.1474302,
        48.73088822,
        1787.71829
      ],
      "properties": {
        "datetime": "2018-07-21T00:23:47Z",
        "pc:count": 39687263,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708907.091,
            "count": 39687263,
            "maximum": 709756.8996,
            "minimum": 708200.0396,
            "name": "X",
            "position": 0,
            "stddev": 433.4636637,
            "variance": 187890.7477
          },
          {
            "average": 5400622.897,
            "count": 39687263,
            "maximum": 5401408.702,
            "minimum": 5399849.982,
            "name": "Y",
            "position": 1,
            "stddev": 445.1843548,
            "variance": 198189.1098
          },
          {
            "average": 1462.698646,
            "count": 39687263,
            "maximum": 1787.71829,
            "minimum": 1088.67829,
            "name": "Z",
            "position": 2,
            "stddev": 159.5158434,
            "variance": 25445.3043
          },
          {
            "average": 832.5831172,
            "count": 39687263,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 446.6965409,
            "variance": 199537.7996
          },
          {
            "average": 1.283327827,
            "count": 39687263,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5885502163,
            "variance": 0.3463913571
          },
          {
            "average": 1.566714414,
            "count": 39687263,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8219485503,
            "variance": 0.6755994193
          },
          {
            "average": 0.4961566133,
            "count": 39687263,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999852345,
            "variance": 0.2499852347
          },
          {
            "average": 0.0002800394676,
            "count": 39687263,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01673203671,
            "variance": 0.0002799610525
          },
          {
            "average": 1.336987965,
            "count": 39687263,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5312842814,
            "variance": 0.2822629877
          },
          {
            "average": 0.9754929124,
            "count": 39687263,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.25831512,
            "variance": 232.8161804
          },
          {
            "average": 0,
            "count": 39687263,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 293.9577061,
            "count": 39687263,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 416.7414614,
            "variance": 173673.4456
          },
          {
            "average": 216156507.3,
            "count": 39687263,
            "maximum": 216167827.2,
            "minimum": 216136456.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13258.09025,
            "variance": 175776957.1
          },
          {
            "average": 0,
            "count": 39687263,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39687263,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39687263,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39687263,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39687263,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708200.0396,
          5399849.982,
          1088.67829,
          709756.8996,
          5401408.702,
          1787.71829
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708200.0395760325,
                5399849.981661908,
                1088.6782904201045
              ],
              [
                708200.0395760325,
                5401408.701661909,
                1088.6782904201045
              ],
              [
                709756.8995760327,
                5401408.701661909,
                1787.7182904201045
              ],
              [
                709756.8995760327,
                5399849.981661908,
                1787.7182904201045
              ],
              [
                708200.0395760325,
                5399849.981661908,
                1088.6782904201045
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:23:47+00:00",
        "end_time": "2018-07-20T15:40:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1693622,
            48.71636135,
            1088.67829,
            -120.1474302,
            48.73088822,
            1787.71829
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1693622072208,
                  48.71688303442445,
                  1088.6782904201045
                ],
                [
                  -120.168575511488,
                  48.73088822121249,
                  1088.6782904201045
                ],
                [
                  -120.14743022739391,
                  48.73036628074058,
                  1787.7182904201045
                ],
                [
                  -120.14822277887832,
                  48.71636134952088,
                  1787.7182904201045
                ],
                [
                  -120.1693622072208,
                  48.71688303442445,
                  1088.6782904201045
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:23:47Z",
            "pc:count": 39687263,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708907.091,
                "count": 39687263,
                "maximum": 709756.8996,
                "minimum": 708200.0396,
                "name": "X",
                "position": 0,
                "stddev": 433.4636637,
                "variance": 187890.7477
              },
              {
                "average": 5400622.897,
                "count": 39687263,
                "maximum": 5401408.702,
                "minimum": 5399849.982,
                "name": "Y",
                "position": 1,
                "stddev": 445.1843548,
                "variance": 198189.1098
              },
              {
                "average": 1462.698646,
                "count": 39687263,
                "maximum": 1787.71829,
                "minimum": 1088.67829,
                "name": "Z",
                "position": 2,
                "stddev": 159.5158434,
                "variance": 25445.3043
              },
              {
                "average": 832.5831172,
                "count": 39687263,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 446.6965409,
                "variance": 199537.7996
              },
              {
                "average": 1.283327827,
                "count": 39687263,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5885502163,
                "variance": 0.3463913571
              },
              {
                "average": 1.566714414,
                "count": 39687263,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8219485503,
                "variance": 0.6755994193
              },
              {
                "average": 0.4961566133,
                "count": 39687263,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999852345,
                "variance": 0.2499852347
              },
              {
                "average": 0.0002800394676,
                "count": 39687263,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01673203671,
                "variance": 0.0002799610525
              },
              {
                "average": 1.336987965,
                "count": 39687263,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5312842814,
                "variance": 0.2822629877
              },
              {
                "average": 0.9754929124,
                "count": 39687263,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.25831512,
                "variance": 232.8161804
              },
              {
                "average": 0,
                "count": 39687263,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 293.9577061,
                "count": 39687263,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 416.7414614,
                "variance": 173673.4456
              },
              {
                "average": 216156507.3,
                "count": 39687263,
                "maximum": 216167827.2,
                "minimum": 216136456.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13258.09025,
                "variance": 175776957.1
              },
              {
                "average": 0,
                "count": 39687263,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39687263,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39687263,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39687263,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39687263,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708200.0396,
              5399849.982,
              1088.67829,
              709756.8996,
              5401408.702,
              1787.71829
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708200.0395760325,
                    5399849.981661908,
                    1088.6782904201045
                  ],
                  [
                    708200.0395760325,
                    5401408.701661909,
                    1088.6782904201045
                  ],
                  [
                    709756.8995760327,
                    5401408.701661909,
                    1787.7182904201045
                  ],
                  [
                    709756.8995760327,
                    5399849.981661908,
                    1787.7182904201045
                  ],
                  [
                    708200.0395760325,
                    5399849.981661908,
                    1088.6782904201045
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:23:47+00:00",
            "end_time": "2018-07-20T15:40:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08729869821444,
              48.36608307721031,
              598.1012504773748
            ],
            [
              -120.0864994452484,
              48.38008254263397,
              598.1012504773748
            ],
            [
              -120.06549812818838,
              48.379548335069956,
              987.7212504773747
            ],
            [
              -120.06630312230722,
              48.36554913071092,
              987.7212504773747
            ],
            [
              -120.08729869821444,
              48.36608307721031,
              598.1012504773748
            ]
          ]
        ]
      },
      "bbox": [
        -120.0872987,
        48.36554913,
        598.1012505,
        -120.0654981,
        48.38008254,
        987.7212505
      ],
      "properties": {
        "datetime": "2018-07-20T01:12:15Z",
        "pc:count": 36766194,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716500.9359,
            "count": 36766194,
            "maximum": 717279.0881,
            "minimum": 715721.9881,
            "name": "X",
            "position": 0,
            "stddev": 426.3878343,
            "variance": 181806.5852
          },
          {
            "average": 5361864.378,
            "count": 36766194,
            "maximum": 5362648.116,
            "minimum": 5361090.016,
            "name": "Y",
            "position": 1,
            "stddev": 430.5988958,
            "variance": 185415.4091
          },
          {
            "average": 763.7777227,
            "count": 36766194,
            "maximum": 987.7212505,
            "minimum": 598.1012505,
            "name": "Z",
            "position": 2,
            "stddev": 62.02844764,
            "variance": 3847.528316
          },
          {
            "average": 1310.732008,
            "count": 36766194,
            "maximum": 4095,
            "minimum": 84,
            "name": "Intensity",
            "position": 3,
            "stddev": 256.8486207,
            "variance": 65971.21393
          },
          {
            "average": 1.009582499,
            "count": 36766194,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1050824312,
            "variance": 0.01104231735
          },
          {
            "average": 1.019164888,
            "count": 36766194,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1531421704,
            "variance": 0.02345252435
          },
          {
            "average": 0.49620404,
            "count": 36766194,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999855973,
            "variance": 0.2499855975
          },
          {
            "average": 0.000251970601,
            "count": 36766194,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01587158211,
            "variance": 0.0002519071187
          },
          {
            "average": 1.612417592,
            "count": 36766194,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5104985899,
            "variance": 0.2606088103
          },
          {
            "average": -0.01452911243,
            "count": 36766194,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.270565983,
            "variance": 85.94339364
          },
          {
            "average": 0,
            "count": 36766194,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.57085074,
            "count": 36766194,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.354563975,
            "variance": 5.543971511
          },
          {
            "average": 216082190.8,
            "count": 36766194,
            "maximum": 216084335.6,
            "minimum": 216079509.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1403.181015,
            "variance": 1968916.962
          },
          {
            "average": 0,
            "count": 36766194,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36766194,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36766194,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36766194,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36766194,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715721.9881,
          5361090.016,
          598.1012505,
          717279.0881,
          5362648.116,
          987.7212505
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715721.9880795223,
                5361090.015895071,
                598.1012504773748
              ],
              [
                715721.9880795223,
                5362648.115895071,
                598.1012504773748
              ],
              [
                717279.0880795224,
                5362648.115895071,
                987.7212504773747
              ],
              [
                717279.0880795224,
                5361090.015895071,
                987.7212504773747
              ],
              [
                715721.9880795223,
                5361090.015895071,
                598.1012504773748
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:12:15+00:00",
        "end_time": "2018-07-19T23:51:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0872987,
            48.36554913,
            598.1012505,
            -120.0654981,
            48.38008254,
            987.7212505
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08729869821444,
                  48.36608307721031,
                  598.1012504773748
                ],
                [
                  -120.0864994452484,
                  48.38008254263397,
                  598.1012504773748
                ],
                [
                  -120.06549812818838,
                  48.379548335069956,
                  987.7212504773747
                ],
                [
                  -120.06630312230722,
                  48.36554913071092,
                  987.7212504773747
                ],
                [
                  -120.08729869821444,
                  48.36608307721031,
                  598.1012504773748
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:12:15Z",
            "pc:count": 36766194,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716500.9359,
                "count": 36766194,
                "maximum": 717279.0881,
                "minimum": 715721.9881,
                "name": "X",
                "position": 0,
                "stddev": 426.3878343,
                "variance": 181806.5852
              },
              {
                "average": 5361864.378,
                "count": 36766194,
                "maximum": 5362648.116,
                "minimum": 5361090.016,
                "name": "Y",
                "position": 1,
                "stddev": 430.5988958,
                "variance": 185415.4091
              },
              {
                "average": 763.7777227,
                "count": 36766194,
                "maximum": 987.7212505,
                "minimum": 598.1012505,
                "name": "Z",
                "position": 2,
                "stddev": 62.02844764,
                "variance": 3847.528316
              },
              {
                "average": 1310.732008,
                "count": 36766194,
                "maximum": 4095,
                "minimum": 84,
                "name": "Intensity",
                "position": 3,
                "stddev": 256.8486207,
                "variance": 65971.21393
              },
              {
                "average": 1.009582499,
                "count": 36766194,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1050824312,
                "variance": 0.01104231735
              },
              {
                "average": 1.019164888,
                "count": 36766194,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1531421704,
                "variance": 0.02345252435
              },
              {
                "average": 0.49620404,
                "count": 36766194,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999855973,
                "variance": 0.2499855975
              },
              {
                "average": 0.000251970601,
                "count": 36766194,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01587158211,
                "variance": 0.0002519071187
              },
              {
                "average": 1.612417592,
                "count": 36766194,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5104985899,
                "variance": 0.2606088103
              },
              {
                "average": -0.01452911243,
                "count": 36766194,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.270565983,
                "variance": 85.94339364
              },
              {
                "average": 0,
                "count": 36766194,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.57085074,
                "count": 36766194,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.354563975,
                "variance": 5.543971511
              },
              {
                "average": 216082190.8,
                "count": 36766194,
                "maximum": 216084335.6,
                "minimum": 216079509.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1403.181015,
                "variance": 1968916.962
              },
              {
                "average": 0,
                "count": 36766194,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36766194,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36766194,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36766194,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36766194,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715721.9881,
              5361090.016,
              598.1012505,
              717279.0881,
              5362648.116,
              987.7212505
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715721.9880795223,
                    5361090.015895071,
                    598.1012504773748
                  ],
                  [
                    715721.9880795223,
                    5362648.115895071,
                    598.1012504773748
                  ],
                  [
                    717279.0880795224,
                    5362648.115895071,
                    987.7212504773747
                  ],
                  [
                    717279.0880795224,
                    5361090.015895071,
                    987.7212504773747
                  ],
                  [
                    715721.9880795223,
                    5361090.015895071,
                    598.1012504773748
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:12:15+00:00",
            "end_time": "2018-07-19T23:51:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16871857220438,
              48.514436985096346,
              656.8263873839977
            ],
            [
              -120.16793748533816,
              48.52843888473758,
              656.8263873839977
            ],
            [
              -120.14687392421332,
              48.527918371463784,
              1034.8863873839978
            ],
            [
              -120.14766080129901,
              48.51391672640052,
              1034.8863873839978
            ],
            [
              -120.16871857220438,
              48.514436985096346,
              656.8263873839977
            ]
          ]
        ]
      },
      "bbox": [
        -120.1687186,
        48.51391673,
        656.8263874,
        -120.1468739,
        48.52843888,
        1034.886387
      ],
      "properties": {
        "datetime": "2018-07-21T00:17:12Z",
        "pc:count": 30371275,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709842.3611,
            "count": 30371275,
            "maximum": 710639.3236,
            "minimum": 709082.2636,
            "name": "X",
            "position": 0,
            "stddev": 433.2138743,
            "variance": 187674.2609
          },
          {
            "average": 5378158.135,
            "count": 30371275,
            "maximum": 5378910.023,
            "minimum": 5377351.723,
            "name": "Y",
            "position": 1,
            "stddev": 438.1631736,
            "variance": 191986.9667
          },
          {
            "average": 815.1240187,
            "count": 30371275,
            "maximum": 1034.886387,
            "minimum": 656.8263874,
            "name": "Z",
            "position": 2,
            "stddev": 76.11158326,
            "variance": 5792.973106
          },
          {
            "average": 1215.540351,
            "count": 30371275,
            "maximum": 3156,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 379.2895086,
            "variance": 143860.5314
          },
          {
            "average": 1.081623771,
            "count": 30371275,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3487142894,
            "variance": 0.1216016556
          },
          {
            "average": 1.163279579,
            "count": 30371275,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5259202299,
            "variance": 0.2765920882
          },
          {
            "average": 0.4978330676,
            "count": 30371275,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999953126,
            "variance": 0.2499953126
          },
          {
            "average": 0.0002370331835,
            "count": 30371275,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01539405751,
            "variance": 0.0002369770066
          },
          {
            "average": 1.595068564,
            "count": 30371275,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5067855336,
            "variance": 0.2568315771
          },
          {
            "average": -0.3060662566,
            "count": 30371275,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.93384781,
            "variance": 119.5490279
          },
          {
            "average": 0,
            "count": 30371275,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 357.1151914,
            "count": 30371275,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 493.0733599,
            "variance": 243121.3382
          },
          {
            "average": 216153807.4,
            "count": 30371275,
            "maximum": 216167432.3,
            "minimum": 216136795.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13946.57696,
            "variance": 194507009
          },
          {
            "average": 0,
            "count": 30371275,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30371275,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30371275,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30371275,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30371275,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709082.2636,
          5377351.723,
          656.8263874,
          710639.3236,
          5378910.023,
          1034.886387
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709082.2636254473,
                5377351.723270627,
                656.8263873839977
              ],
              [
                709082.2636254473,
                5378910.0232706275,
                656.8263873839977
              ],
              [
                710639.3236254473,
                5378910.0232706275,
                1034.8863873839978
              ],
              [
                710639.3236254473,
                5377351.723270627,
                1034.8863873839978
              ],
              [
                709082.2636254473,
                5377351.723270627,
                656.8263873839977
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:17:12+00:00",
        "end_time": "2018-07-20T15:46:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1687186,
            48.51391673,
            656.8263874,
            -120.1468739,
            48.52843888,
            1034.886387
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16871857220438,
                  48.514436985096346,
                  656.8263873839977
                ],
                [
                  -120.16793748533816,
                  48.52843888473758,
                  656.8263873839977
                ],
                [
                  -120.14687392421332,
                  48.527918371463784,
                  1034.8863873839978
                ],
                [
                  -120.14766080129901,
                  48.51391672640052,
                  1034.8863873839978
                ],
                [
                  -120.16871857220438,
                  48.514436985096346,
                  656.8263873839977
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:17:12Z",
            "pc:count": 30371275,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709842.3611,
                "count": 30371275,
                "maximum": 710639.3236,
                "minimum": 709082.2636,
                "name": "X",
                "position": 0,
                "stddev": 433.2138743,
                "variance": 187674.2609
              },
              {
                "average": 5378158.135,
                "count": 30371275,
                "maximum": 5378910.023,
                "minimum": 5377351.723,
                "name": "Y",
                "position": 1,
                "stddev": 438.1631736,
                "variance": 191986.9667
              },
              {
                "average": 815.1240187,
                "count": 30371275,
                "maximum": 1034.886387,
                "minimum": 656.8263874,
                "name": "Z",
                "position": 2,
                "stddev": 76.11158326,
                "variance": 5792.973106
              },
              {
                "average": 1215.540351,
                "count": 30371275,
                "maximum": 3156,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 379.2895086,
                "variance": 143860.5314
              },
              {
                "average": 1.081623771,
                "count": 30371275,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3487142894,
                "variance": 0.1216016556
              },
              {
                "average": 1.163279579,
                "count": 30371275,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5259202299,
                "variance": 0.2765920882
              },
              {
                "average": 0.4978330676,
                "count": 30371275,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999953126,
                "variance": 0.2499953126
              },
              {
                "average": 0.0002370331835,
                "count": 30371275,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01539405751,
                "variance": 0.0002369770066
              },
              {
                "average": 1.595068564,
                "count": 30371275,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5067855336,
                "variance": 0.2568315771
              },
              {
                "average": -0.3060662566,
                "count": 30371275,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.93384781,
                "variance": 119.5490279
              },
              {
                "average": 0,
                "count": 30371275,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 357.1151914,
                "count": 30371275,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 493.0733599,
                "variance": 243121.3382
              },
              {
                "average": 216153807.4,
                "count": 30371275,
                "maximum": 216167432.3,
                "minimum": 216136795.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13946.57696,
                "variance": 194507009
              },
              {
                "average": 0,
                "count": 30371275,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30371275,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30371275,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30371275,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30371275,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709082.2636,
              5377351.723,
              656.8263874,
              710639.3236,
              5378910.023,
              1034.886387
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709082.2636254473,
                    5377351.723270627,
                    656.8263873839977
                  ],
                  [
                    709082.2636254473,
                    5378910.0232706275,
                    656.8263873839977
                  ],
                  [
                    710639.3236254473,
                    5378910.0232706275,
                    1034.8863873839978
                  ],
                  [
                    710639.3236254473,
                    5377351.723270627,
                    1034.8863873839978
                  ],
                  [
                    709082.2636254473,
                    5377351.723270627,
                    656.8263873839977
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:17:12+00:00",
            "end_time": "2018-07-20T15:46:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1893473020304,
              48.60887706086866,
              684.5888104519499
            ],
            [
              -120.18856923521182,
              48.622880595996484,
              684.5888104519499
            ],
            [
              -120.16746765523533,
              48.622363150397995,
              1171.6888104519498
            ],
            [
              -120.16825154297777,
              48.60835986848316,
              1171.6888104519498
            ],
            [
              -120.1893473020304,
              48.60887706086866,
              684.5888104519499
            ]
          ]
        ]
      },
      "bbox": [
        -120.1893473,
        48.60835987,
        684.5888105,
        -120.1674677,
        48.6228806,
        1171.68881
      ],
      "properties": {
        "datetime": "2018-07-21T01:05:41Z",
        "pc:count": 58716958,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707937.1246,
            "count": 58716958,
            "maximum": 708729.6728,
            "minimum": 707172.7328,
            "name": "X",
            "position": 0,
            "stddev": 428.2354438,
            "variance": 183385.5953
          },
          {
            "average": 5388597.729,
            "count": 58716958,
            "maximum": 5389350.071,
            "minimum": 5387791.591,
            "name": "Y",
            "position": 1,
            "stddev": 429.1958222,
            "variance": 184209.0538
          },
          {
            "average": 927.8291752,
            "count": 58716958,
            "maximum": 1171.68881,
            "minimum": 684.5888105,
            "name": "Z",
            "position": 2,
            "stddev": 93.20825961,
            "variance": 8687.779659
          },
          {
            "average": 586.2371735,
            "count": 58716958,
            "maximum": 4095,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 439.4869653,
            "variance": 193148.7927
          },
          {
            "average": 1.565601593,
            "count": 58716958,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.790792509,
            "variance": 0.6253527923
          },
          {
            "average": 2.131068881,
            "count": 58716958,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9952027834,
            "variance": 0.99042858
          },
          {
            "average": 0.4960271443,
            "count": 58716958,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999842204,
            "variance": 0.2499842207
          },
          {
            "average": 0.000275150494,
            "count": 58716958,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01658537883,
            "variance": 0.0002750747909
          },
          {
            "average": 1.247568411,
            "count": 58716958,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4779368873,
            "variance": 0.2284236682
          },
          {
            "average": 0.1939236539,
            "count": 58716958,
            "maximum": 19.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.60937972,
            "variance": 112.5589381
          },
          {
            "average": 0,
            "count": 58716958,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.4920185,
            "count": 58716958,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.530832022,
            "variance": 6.405110724
          },
          {
            "average": 216168142.1,
            "count": 58716958,
            "maximum": 216170341.5,
            "minimum": 216165221.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1376.108407,
            "variance": 1893674.348
          },
          {
            "average": 0,
            "count": 58716958,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58716958,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58716958,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58716958,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58716958,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707172.7328,
          5387791.591,
          684.5888105,
          708729.6728,
          5389350.071,
          1171.68881
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707172.7328290007,
                5387791.59074278,
                684.5888104519499
              ],
              [
                707172.7328290007,
                5389350.07074278,
                684.5888104519499
              ],
              [
                708729.6728290006,
                5389350.07074278,
                1171.6888104519498
              ],
              [
                708729.6728290006,
                5387791.59074278,
                1171.6888104519498
              ],
              [
                707172.7328290007,
                5387791.59074278,
                684.5888104519499
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:05:41+00:00",
        "end_time": "2018-07-20T23:40:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1893473,
            48.60835987,
            684.5888105,
            -120.1674677,
            48.6228806,
            1171.68881
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1893473020304,
                  48.60887706086866,
                  684.5888104519499
                ],
                [
                  -120.18856923521182,
                  48.622880595996484,
                  684.5888104519499
                ],
                [
                  -120.16746765523533,
                  48.622363150397995,
                  1171.6888104519498
                ],
                [
                  -120.16825154297777,
                  48.60835986848316,
                  1171.6888104519498
                ],
                [
                  -120.1893473020304,
                  48.60887706086866,
                  684.5888104519499
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:05:41Z",
            "pc:count": 58716958,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707937.1246,
                "count": 58716958,
                "maximum": 708729.6728,
                "minimum": 707172.7328,
                "name": "X",
                "position": 0,
                "stddev": 428.2354438,
                "variance": 183385.5953
              },
              {
                "average": 5388597.729,
                "count": 58716958,
                "maximum": 5389350.071,
                "minimum": 5387791.591,
                "name": "Y",
                "position": 1,
                "stddev": 429.1958222,
                "variance": 184209.0538
              },
              {
                "average": 927.8291752,
                "count": 58716958,
                "maximum": 1171.68881,
                "minimum": 684.5888105,
                "name": "Z",
                "position": 2,
                "stddev": 93.20825961,
                "variance": 8687.779659
              },
              {
                "average": 586.2371735,
                "count": 58716958,
                "maximum": 4095,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 439.4869653,
                "variance": 193148.7927
              },
              {
                "average": 1.565601593,
                "count": 58716958,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.790792509,
                "variance": 0.6253527923
              },
              {
                "average": 2.131068881,
                "count": 58716958,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9952027834,
                "variance": 0.99042858
              },
              {
                "average": 0.4960271443,
                "count": 58716958,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999842204,
                "variance": 0.2499842207
              },
              {
                "average": 0.000275150494,
                "count": 58716958,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01658537883,
                "variance": 0.0002750747909
              },
              {
                "average": 1.247568411,
                "count": 58716958,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4779368873,
                "variance": 0.2284236682
              },
              {
                "average": 0.1939236539,
                "count": 58716958,
                "maximum": 19.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.60937972,
                "variance": 112.5589381
              },
              {
                "average": 0,
                "count": 58716958,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.4920185,
                "count": 58716958,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.530832022,
                "variance": 6.405110724
              },
              {
                "average": 216168142.1,
                "count": 58716958,
                "maximum": 216170341.5,
                "minimum": 216165221.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1376.108407,
                "variance": 1893674.348
              },
              {
                "average": 0,
                "count": 58716958,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58716958,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58716958,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58716958,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58716958,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707172.7328,
              5387791.591,
              684.5888105,
              708729.6728,
              5389350.071,
              1171.68881
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707172.7328290007,
                    5387791.59074278,
                    684.5888104519499
                  ],
                  [
                    707172.7328290007,
                    5389350.07074278,
                    684.5888104519499
                  ],
                  [
                    708729.6728290006,
                    5389350.07074278,
                    1171.6888104519498
                  ],
                  [
                    708729.6728290006,
                    5387791.59074278,
                    1171.6888104519498
                  ],
                  [
                    707172.7328290007,
                    5387791.59074278,
                    684.5888104519499
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:05:41+00:00",
            "end_time": "2018-07-20T23:40:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10775575908616,
              48.47402219848725,
              842.530810344398
            ],
            [
              -120.10695903028676,
              48.4880229118817,
              842.530810344398
            ],
            [
              -120.0859119878205,
              48.48749153742483,
              1286.7908103443979
            ],
            [
              -120.08671449294414,
              48.473491083852764,
              1286.7908103443979
            ],
            [
              -120.10775575908616,
              48.47402219848725,
              842.530810344398
            ]
          ]
        ]
      },
      "bbox": [
        -120.1077558,
        48.47349108,
        842.5308103,
        -120.085912,
        48.48802291,
        1286.79081
      ],
      "properties": {
        "datetime": "2018-07-20T02:19:04Z",
        "pc:count": 43197772,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714542.8358,
            "count": 43197772,
            "maximum": 715310.8402,
            "minimum": 713753.6802,
            "name": "X",
            "position": 0,
            "stddev": 437.0934561,
            "variance": 191050.6894
          },
          {
            "average": 5373822.837,
            "count": 43197772,
            "maximum": 5374586.903,
            "minimum": 5373028.663,
            "name": "Y",
            "position": 1,
            "stddev": 434.8908908,
            "variance": 189130.0869
          },
          {
            "average": 1052.511799,
            "count": 43197772,
            "maximum": 1286.79081,
            "minimum": 842.5308103,
            "name": "Z",
            "position": 2,
            "stddev": 85.65076541,
            "variance": 7336.053615
          },
          {
            "average": 779.9555315,
            "count": 43197772,
            "maximum": 4095,
            "minimum": 4,
            "name": "Intensity",
            "position": 3,
            "stddev": 446.4780538,
            "variance": 199342.6525
          },
          {
            "average": 1.320747677,
            "count": 43197772,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6484759134,
            "variance": 0.4205210103
          },
          {
            "average": 1.641415719,
            "count": 43197772,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9153361806,
            "variance": 0.8378403236
          },
          {
            "average": 0.4962561958,
            "count": 43197772,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999859895,
            "variance": 0.2499859897
          },
          {
            "average": 0.0003102243329,
            "count": 43197772,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01761045431,
            "variance": 0.0003101281009
          },
          {
            "average": 1.372556622,
            "count": 43197772,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5348063064,
            "variance": 0.2860177853
          },
          {
            "average": -0.9008101032,
            "count": 43197772,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.46921873,
            "variance": 131.5429782
          },
          {
            "average": 0,
            "count": 43197772,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.21605392,
            "count": 43197772,
            "maximum": 85,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.328762102,
            "variance": 5.423132929
          },
          {
            "average": 216085638.9,
            "count": 43197772,
            "maximum": 216088344.1,
            "minimum": 216083351.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1364.878883,
            "variance": 1862894.366
          },
          {
            "average": 0,
            "count": 43197772,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43197772,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43197772,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43197772,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43197772,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713753.6802,
          5373028.663,
          842.5308103,
          715310.8402,
          5374586.903,
          1286.79081
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713753.6802297105,
                5373028.662816339,
                842.530810344398
              ],
              [
                713753.6802297105,
                5374586.902816339,
                842.530810344398
              ],
              [
                715310.8402297104,
                5374586.902816339,
                1286.7908103443979
              ],
              [
                715310.8402297104,
                5373028.662816339,
                1286.7908103443979
              ],
              [
                713753.6802297105,
                5373028.662816339,
                842.530810344398
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:19:04+00:00",
        "end_time": "2018-07-20T00:55:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1077558,
            48.47349108,
            842.5308103,
            -120.085912,
            48.48802291,
            1286.79081
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10775575908616,
                  48.47402219848725,
                  842.530810344398
                ],
                [
                  -120.10695903028676,
                  48.4880229118817,
                  842.530810344398
                ],
                [
                  -120.0859119878205,
                  48.48749153742483,
                  1286.7908103443979
                ],
                [
                  -120.08671449294414,
                  48.473491083852764,
                  1286.7908103443979
                ],
                [
                  -120.10775575908616,
                  48.47402219848725,
                  842.530810344398
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:19:04Z",
            "pc:count": 43197772,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714542.8358,
                "count": 43197772,
                "maximum": 715310.8402,
                "minimum": 713753.6802,
                "name": "X",
                "position": 0,
                "stddev": 437.0934561,
                "variance": 191050.6894
              },
              {
                "average": 5373822.837,
                "count": 43197772,
                "maximum": 5374586.903,
                "minimum": 5373028.663,
                "name": "Y",
                "position": 1,
                "stddev": 434.8908908,
                "variance": 189130.0869
              },
              {
                "average": 1052.511799,
                "count": 43197772,
                "maximum": 1286.79081,
                "minimum": 842.5308103,
                "name": "Z",
                "position": 2,
                "stddev": 85.65076541,
                "variance": 7336.053615
              },
              {
                "average": 779.9555315,
                "count": 43197772,
                "maximum": 4095,
                "minimum": 4,
                "name": "Intensity",
                "position": 3,
                "stddev": 446.4780538,
                "variance": 199342.6525
              },
              {
                "average": 1.320747677,
                "count": 43197772,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6484759134,
                "variance": 0.4205210103
              },
              {
                "average": 1.641415719,
                "count": 43197772,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9153361806,
                "variance": 0.8378403236
              },
              {
                "average": 0.4962561958,
                "count": 43197772,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999859895,
                "variance": 0.2499859897
              },
              {
                "average": 0.0003102243329,
                "count": 43197772,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01761045431,
                "variance": 0.0003101281009
              },
              {
                "average": 1.372556622,
                "count": 43197772,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5348063064,
                "variance": 0.2860177853
              },
              {
                "average": -0.9008101032,
                "count": 43197772,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.46921873,
                "variance": 131.5429782
              },
              {
                "average": 0,
                "count": 43197772,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.21605392,
                "count": 43197772,
                "maximum": 85,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.328762102,
                "variance": 5.423132929
              },
              {
                "average": 216085638.9,
                "count": 43197772,
                "maximum": 216088344.1,
                "minimum": 216083351.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1364.878883,
                "variance": 1862894.366
              },
              {
                "average": 0,
                "count": 43197772,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43197772,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43197772,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43197772,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43197772,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713753.6802,
              5373028.663,
              842.5308103,
              715310.8402,
              5374586.903,
              1286.79081
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713753.6802297105,
                    5373028.662816339,
                    842.530810344398
                  ],
                  [
                    713753.6802297105,
                    5374586.902816339,
                    842.530810344398
                  ],
                  [
                    715310.8402297104,
                    5374586.902816339,
                    1286.7908103443979
                  ],
                  [
                    715310.8402297104,
                    5373028.662816339,
                    1286.7908103443979
                  ],
                  [
                    713753.6802297105,
                    5373028.662816339,
                    842.530810344398
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:19:04+00:00",
            "end_time": "2018-07-20T00:55:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16837607557619,
              48.406478887682695,
              504.9015149056904
            ],
            [
              -120.16759794963762,
              48.420479249879634,
              504.9015149056904
            ],
            [
              -120.14657930430401,
              48.419959543339445,
              725.3215149056905
            ],
            [
              -120.14736318551826,
              48.40595943518003,
              725.3215149056905
            ],
            [
              -120.16837607557619,
              48.406478887682695,
              504.9015149056904
            ]
          ]
        ]
      },
      "bbox": [
        -120.1683761,
        48.40595944,
        504.9015149,
        -120.1465793,
        48.42047925,
        725.3215149
      ],
      "properties": {
        "datetime": "2018-07-21T00:13:46Z",
        "pc:count": 30733634,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710301.6482,
            "count": 30733634,
            "maximum": 711108.7937,
            "minimum": 709551.7537,
            "name": "X",
            "position": 0,
            "stddev": 425.4892147,
            "variance": 181041.0718
          },
          {
            "average": 5366135.427,
            "count": 30733634,
            "maximum": 5366912.457,
            "minimum": 5365354.357,
            "name": "Y",
            "position": 1,
            "stddev": 445.3081561,
            "variance": 198299.3539
          },
          {
            "average": 630.5206171,
            "count": 30733634,
            "maximum": 725.3215149,
            "minimum": 504.9015149,
            "name": "Z",
            "position": 2,
            "stddev": 47.24137658,
            "variance": 2231.747661
          },
          {
            "average": 1201.88555,
            "count": 30733634,
            "maximum": 4095,
            "minimum": 68,
            "name": "Intensity",
            "position": 3,
            "stddev": 362.6414457,
            "variance": 131508.8182
          },
          {
            "average": 1.063655343,
            "count": 30733634,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2918214759,
            "variance": 0.08515977379
          },
          {
            "average": 1.127323342,
            "count": 30733634,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4333513379,
            "variance": 0.187793382
          },
          {
            "average": 0.4958936193,
            "count": 30733634,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999831455,
            "variance": 0.2499831458
          },
          {
            "average": 0.0002432514163,
            "count": 30733634,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01559462257,
            "variance": 0.000243192253
          },
          {
            "average": 1.592121127,
            "count": 30733634,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.499173751,
            "variance": 0.2491744337
          },
          {
            "average": 0.3386562129,
            "count": 30733634,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.898726702,
            "variance": 97.98479032
          },
          {
            "average": 0,
            "count": 30733634,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.7359574,
            "count": 30733634,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.47817063,
            "variance": 181.6610836
          },
          {
            "average": 216153976.5,
            "count": 30733634,
            "maximum": 216167226.1,
            "minimum": 216136977.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13922.45512,
            "variance": 193834756.6
          },
          {
            "average": 0,
            "count": 30733634,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30733634,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30733634,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30733634,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30733634,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709551.7537,
          5365354.357,
          504.9015149,
          711108.7937,
          5366912.457,
          725.3215149
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709551.7536663066,
                5365354.3566726055,
                504.9015149056904
              ],
              [
                709551.7536663066,
                5366912.456672605,
                504.9015149056904
              ],
              [
                711108.7936663067,
                5366912.456672605,
                725.3215149056905
              ],
              [
                711108.7936663067,
                5365354.3566726055,
                725.3215149056905
              ],
              [
                709551.7536663066,
                5365354.3566726055,
                504.9015149056904
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:13:46+00:00",
        "end_time": "2018-07-20T15:49:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1683761,
            48.40595944,
            504.9015149,
            -120.1465793,
            48.42047925,
            725.3215149
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16837607557619,
                  48.406478887682695,
                  504.9015149056904
                ],
                [
                  -120.16759794963762,
                  48.420479249879634,
                  504.9015149056904
                ],
                [
                  -120.14657930430401,
                  48.419959543339445,
                  725.3215149056905
                ],
                [
                  -120.14736318551826,
                  48.40595943518003,
                  725.3215149056905
                ],
                [
                  -120.16837607557619,
                  48.406478887682695,
                  504.9015149056904
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:13:46Z",
            "pc:count": 30733634,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710301.6482,
                "count": 30733634,
                "maximum": 711108.7937,
                "minimum": 709551.7537,
                "name": "X",
                "position": 0,
                "stddev": 425.4892147,
                "variance": 181041.0718
              },
              {
                "average": 5366135.427,
                "count": 30733634,
                "maximum": 5366912.457,
                "minimum": 5365354.357,
                "name": "Y",
                "position": 1,
                "stddev": 445.3081561,
                "variance": 198299.3539
              },
              {
                "average": 630.5206171,
                "count": 30733634,
                "maximum": 725.3215149,
                "minimum": 504.9015149,
                "name": "Z",
                "position": 2,
                "stddev": 47.24137658,
                "variance": 2231.747661
              },
              {
                "average": 1201.88555,
                "count": 30733634,
                "maximum": 4095,
                "minimum": 68,
                "name": "Intensity",
                "position": 3,
                "stddev": 362.6414457,
                "variance": 131508.8182
              },
              {
                "average": 1.063655343,
                "count": 30733634,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2918214759,
                "variance": 0.08515977379
              },
              {
                "average": 1.127323342,
                "count": 30733634,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4333513379,
                "variance": 0.187793382
              },
              {
                "average": 0.4958936193,
                "count": 30733634,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999831455,
                "variance": 0.2499831458
              },
              {
                "average": 0.0002432514163,
                "count": 30733634,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01559462257,
                "variance": 0.000243192253
              },
              {
                "average": 1.592121127,
                "count": 30733634,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.499173751,
                "variance": 0.2491744337
              },
              {
                "average": 0.3386562129,
                "count": 30733634,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.898726702,
                "variance": 97.98479032
              },
              {
                "average": 0,
                "count": 30733634,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.7359574,
                "count": 30733634,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.47817063,
                "variance": 181.6610836
              },
              {
                "average": 216153976.5,
                "count": 30733634,
                "maximum": 216167226.1,
                "minimum": 216136977.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13922.45512,
                "variance": 193834756.6
              },
              {
                "average": 0,
                "count": 30733634,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30733634,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30733634,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30733634,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30733634,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709551.7537,
              5365354.357,
              504.9015149,
              711108.7937,
              5366912.457,
              725.3215149
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709551.7536663066,
                    5365354.3566726055,
                    504.9015149056904
                  ],
                  [
                    709551.7536663066,
                    5366912.456672605,
                    504.9015149056904
                  ],
                  [
                    711108.7936663067,
                    5366912.456672605,
                    725.3215149056905
                  ],
                  [
                    711108.7936663067,
                    5365354.3566726055,
                    725.3215149056905
                  ],
                  [
                    709551.7536663066,
                    5365354.3566726055,
                    504.9015149056904
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:13:46+00:00",
            "end_time": "2018-07-20T15:49:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23000618733988,
              48.60880746215768,
              860.4509089106549
            ],
            [
              -120.22923947738357,
              48.62280950570698,
              860.4509089106549
            ],
            [
              -120.20813881795634,
              48.622299551541076,
              1261.1309089106549
            ],
            [
              -120.20891134835536,
              48.60829775751221,
              1261.1309089106549
            ],
            [
              -120.23000618733988,
              48.60880746215768,
              860.4509089106549
            ]
          ]
        ]
      },
      "bbox": [
        -120.2300062,
        48.60829776,
        860.4509089,
        -120.2081388,
        48.62280951,
        1261.130909
      ],
      "properties": {
        "datetime": "2018-07-21T18:54:45Z",
        "pc:count": 62277791,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704947.3492,
            "count": 62277791,
            "maximum": 705733.1684,
            "minimum": 704176.3484,
            "name": "X",
            "position": 0,
            "stddev": 431.478374,
            "variance": 186173.5872
          },
          {
            "average": 5388440.141,
            "count": 62277791,
            "maximum": 5389232.543,
            "minimum": 5387674.283,
            "name": "Y",
            "position": 1,
            "stddev": 435.5144931,
            "variance": 189672.8737
          },
          {
            "average": 1095.101288,
            "count": 62277791,
            "maximum": 1261.130909,
            "minimum": 860.4509089,
            "name": "Z",
            "position": 2,
            "stddev": 67.79224025,
            "variance": 4595.787838
          },
          {
            "average": 704.1540509,
            "count": 62277791,
            "maximum": 4095,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 509.518299,
            "variance": 259608.897
          },
          {
            "average": 1.577263715,
            "count": 62277791,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8248975625,
            "variance": 0.6804559886
          },
          {
            "average": 2.154506668,
            "count": 62277791,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.063388918,
            "variance": 1.130795991
          },
          {
            "average": 0.497052055,
            "count": 62277791,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999913136,
            "variance": 0.2499913136
          },
          {
            "average": 0.0002656163575,
            "count": 62277791,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01629557639,
            "variance": 0.0002655458097
          },
          {
            "average": 1.240125553,
            "count": 62277791,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4607655949,
            "variance": 0.2123049334
          },
          {
            "average": -0.8982937087,
            "count": 62277791,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.45025978,
            "variance": 131.108449
          },
          {
            "average": 0,
            "count": 62277791,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 161.6840801,
            "count": 62277791,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 38.65428731,
            "variance": 1494.153928
          },
          {
            "average": 216178562.9,
            "count": 62277791,
            "maximum": 216234485.4,
            "minimum": 216172313.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 14388.85957,
            "variance": 207039279.8
          },
          {
            "average": 0,
            "count": 62277791,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62277791,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62277791,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62277791,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62277791,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704176.3484,
          5387674.283,
          860.4509089,
          705733.1684,
          5389232.543,
          1261.130909
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704176.3483555878,
                5387674.2833679905,
                860.4509089106549
              ],
              [
                704176.3483555878,
                5389232.54336799,
                860.4509089106549
              ],
              [
                705733.1683555879,
                5389232.54336799,
                1261.1309089106549
              ],
              [
                705733.1683555879,
                5387674.2833679905,
                1261.1309089106549
              ],
              [
                704176.3483555878,
                5387674.2833679905,
                860.4509089106549
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:54:45+00:00",
        "end_time": "2018-07-21T01:38:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2300062,
            48.60829776,
            860.4509089,
            -120.2081388,
            48.62280951,
            1261.130909
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23000618733988,
                  48.60880746215768,
                  860.4509089106549
                ],
                [
                  -120.22923947738357,
                  48.62280950570698,
                  860.4509089106549
                ],
                [
                  -120.20813881795634,
                  48.622299551541076,
                  1261.1309089106549
                ],
                [
                  -120.20891134835536,
                  48.60829775751221,
                  1261.1309089106549
                ],
                [
                  -120.23000618733988,
                  48.60880746215768,
                  860.4509089106549
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:54:45Z",
            "pc:count": 62277791,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704947.3492,
                "count": 62277791,
                "maximum": 705733.1684,
                "minimum": 704176.3484,
                "name": "X",
                "position": 0,
                "stddev": 431.478374,
                "variance": 186173.5872
              },
              {
                "average": 5388440.141,
                "count": 62277791,
                "maximum": 5389232.543,
                "minimum": 5387674.283,
                "name": "Y",
                "position": 1,
                "stddev": 435.5144931,
                "variance": 189672.8737
              },
              {
                "average": 1095.101288,
                "count": 62277791,
                "maximum": 1261.130909,
                "minimum": 860.4509089,
                "name": "Z",
                "position": 2,
                "stddev": 67.79224025,
                "variance": 4595.787838
              },
              {
                "average": 704.1540509,
                "count": 62277791,
                "maximum": 4095,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 509.518299,
                "variance": 259608.897
              },
              {
                "average": 1.577263715,
                "count": 62277791,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8248975625,
                "variance": 0.6804559886
              },
              {
                "average": 2.154506668,
                "count": 62277791,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.063388918,
                "variance": 1.130795991
              },
              {
                "average": 0.497052055,
                "count": 62277791,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999913136,
                "variance": 0.2499913136
              },
              {
                "average": 0.0002656163575,
                "count": 62277791,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01629557639,
                "variance": 0.0002655458097
              },
              {
                "average": 1.240125553,
                "count": 62277791,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4607655949,
                "variance": 0.2123049334
              },
              {
                "average": -0.8982937087,
                "count": 62277791,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.45025978,
                "variance": 131.108449
              },
              {
                "average": 0,
                "count": 62277791,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 161.6840801,
                "count": 62277791,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 38.65428731,
                "variance": 1494.153928
              },
              {
                "average": 216178562.9,
                "count": 62277791,
                "maximum": 216234485.4,
                "minimum": 216172313.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 14388.85957,
                "variance": 207039279.8
              },
              {
                "average": 0,
                "count": 62277791,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62277791,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62277791,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62277791,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62277791,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704176.3484,
              5387674.283,
              860.4509089,
              705733.1684,
              5389232.543,
              1261.130909
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704176.3483555878,
                    5387674.2833679905,
                    860.4509089106549
                  ],
                  [
                    704176.3483555878,
                    5389232.54336799,
                    860.4509089106549
                  ],
                  [
                    705733.1683555879,
                    5389232.54336799,
                    1261.1309089106549
                  ],
                  [
                    705733.1683555879,
                    5387674.2833679905,
                    1261.1309089106549
                  ],
                  [
                    704176.3483555878,
                    5387674.2833679905,
                    860.4509089106549
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:54:45+00:00",
            "end_time": "2018-07-21T01:38:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14865056193014,
              48.59543825133398,
              929.7201476431549
            ],
            [
              -120.14786159065228,
              48.60944168606144,
              929.7201476431549
            ],
            [
              -120.12676608624567,
              48.60891688343512,
              1442.100147643155
            ],
            [
              -120.12756087355686,
              48.594913705503515,
              1442.100147643155
            ],
            [
              -120.14865056193014,
              48.59543825133398,
              929.7201476431549
            ]
          ]
        ]
      },
      "bbox": [
        -120.1486506,
        48.59491371,
        929.7201476,
        -120.1267661,
        48.60944169,
        1442.100148
      ],
      "properties": {
        "datetime": "2018-07-20T16:05:36Z",
        "pc:count": 48516538,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711028.6995,
            "count": 48516538,
            "maximum": 711784.9383,
            "minimum": 710227.9783,
            "name": "X",
            "position": 0,
            "stddev": 451.7620992,
            "variance": 204088.9943
          },
          {
            "average": 5387215.513,
            "count": 48516538,
            "maximum": 5387967.792,
            "minimum": 5386409.272,
            "name": "Y",
            "position": 1,
            "stddev": 435.8890469,
            "variance": 189999.2612
          },
          {
            "average": 1142.005627,
            "count": 48516538,
            "maximum": 1442.100148,
            "minimum": 929.7201476,
            "name": "Z",
            "position": 2,
            "stddev": 101.0273218,
            "variance": 10206.51975
          },
          {
            "average": 567.6940153,
            "count": 48516538,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 438.3147453,
            "variance": 192119.8159
          },
          {
            "average": 1.671930363,
            "count": 48516538,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8852888465,
            "variance": 0.7837363417
          },
          {
            "average": 2.343530715,
            "count": 48516538,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.107975536,
            "variance": 1.227609788
          },
          {
            "average": 0.4966741032,
            "count": 48516538,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999889434,
            "variance": 0.2499889436
          },
          {
            "average": 0.0003228177575,
            "count": 48516538,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01796422982,
            "variance": 0.0003227135529
          },
          {
            "average": 1.253939451,
            "count": 48516538,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4999583204,
            "variance": 0.2499583221
          },
          {
            "average": -0.7325045444,
            "count": 48516538,
            "maximum": 22.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.10439116,
            "variance": 171.7250676
          },
          {
            "average": 0,
            "count": 48516538,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 490.8458959,
            "count": 48516538,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 625.4966087,
            "variance": 391246.0075
          },
          {
            "average": 216122579.8,
            "count": 48516538,
            "maximum": 216137936.5,
            "minimum": 216089625,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21080.55155,
            "variance": 444389653.4
          },
          {
            "average": 0,
            "count": 48516538,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48516538,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48516538,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48516538,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48516538,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710227.9783,
          5386409.272,
          929.7201476,
          711784.9383,
          5387967.792,
          1442.100148
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710227.9783330224,
                5386409.271564739,
                929.7201476431549
              ],
              [
                710227.9783330224,
                5387967.791564738,
                929.7201476431549
              ],
              [
                711784.9383330224,
                5387967.791564738,
                1442.100147643155
              ],
              [
                711784.9383330224,
                5386409.271564739,
                1442.100147643155
              ],
              [
                710227.9783330224,
                5386409.271564739,
                929.7201476431549
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:05:36+00:00",
        "end_time": "2018-07-20T02:40:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1486506,
            48.59491371,
            929.7201476,
            -120.1267661,
            48.60944169,
            1442.100148
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14865056193014,
                  48.59543825133398,
                  929.7201476431549
                ],
                [
                  -120.14786159065228,
                  48.60944168606144,
                  929.7201476431549
                ],
                [
                  -120.12676608624567,
                  48.60891688343512,
                  1442.100147643155
                ],
                [
                  -120.12756087355686,
                  48.594913705503515,
                  1442.100147643155
                ],
                [
                  -120.14865056193014,
                  48.59543825133398,
                  929.7201476431549
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:05:36Z",
            "pc:count": 48516538,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711028.6995,
                "count": 48516538,
                "maximum": 711784.9383,
                "minimum": 710227.9783,
                "name": "X",
                "position": 0,
                "stddev": 451.7620992,
                "variance": 204088.9943
              },
              {
                "average": 5387215.513,
                "count": 48516538,
                "maximum": 5387967.792,
                "minimum": 5386409.272,
                "name": "Y",
                "position": 1,
                "stddev": 435.8890469,
                "variance": 189999.2612
              },
              {
                "average": 1142.005627,
                "count": 48516538,
                "maximum": 1442.100148,
                "minimum": 929.7201476,
                "name": "Z",
                "position": 2,
                "stddev": 101.0273218,
                "variance": 10206.51975
              },
              {
                "average": 567.6940153,
                "count": 48516538,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 438.3147453,
                "variance": 192119.8159
              },
              {
                "average": 1.671930363,
                "count": 48516538,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8852888465,
                "variance": 0.7837363417
              },
              {
                "average": 2.343530715,
                "count": 48516538,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.107975536,
                "variance": 1.227609788
              },
              {
                "average": 0.4966741032,
                "count": 48516538,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999889434,
                "variance": 0.2499889436
              },
              {
                "average": 0.0003228177575,
                "count": 48516538,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01796422982,
                "variance": 0.0003227135529
              },
              {
                "average": 1.253939451,
                "count": 48516538,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4999583204,
                "variance": 0.2499583221
              },
              {
                "average": -0.7325045444,
                "count": 48516538,
                "maximum": 22.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.10439116,
                "variance": 171.7250676
              },
              {
                "average": 0,
                "count": 48516538,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 490.8458959,
                "count": 48516538,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 625.4966087,
                "variance": 391246.0075
              },
              {
                "average": 216122579.8,
                "count": 48516538,
                "maximum": 216137936.5,
                "minimum": 216089625,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21080.55155,
                "variance": 444389653.4
              },
              {
                "average": 0,
                "count": 48516538,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48516538,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48516538,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48516538,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48516538,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710227.9783,
              5386409.272,
              929.7201476,
              711784.9383,
              5387967.792,
              1442.100148
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710227.9783330224,
                    5386409.271564739,
                    929.7201476431549
                  ],
                  [
                    710227.9783330224,
                    5387967.791564738,
                    929.7201476431549
                  ],
                  [
                    711784.9383330224,
                    5387967.791564738,
                    1442.100147643155
                  ],
                  [
                    711784.9383330224,
                    5386409.271564739,
                    1442.100147643155
                  ],
                  [
                    710227.9783330224,
                    5386409.271564739,
                    929.7201476431549
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:05:36+00:00",
            "end_time": "2018-07-20T02:40:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16863243574967,
              48.48744701454811,
              585.0621190918724
            ],
            [
              -120.16785211521561,
              48.50144808054824,
              585.0621190918724
            ],
            [
              -120.14680136320835,
              48.50092780725747,
              747.8821190918724
            ],
            [
              -120.14758746458806,
              48.4869269956729,
              747.8821190918724
            ],
            [
              -120.16863243574967,
              48.48744701454811,
              585.0621190918724
            ]
          ]
        ]
      },
      "bbox": [
        -120.1686324,
        48.486927,
        585.0621191,
        -120.1468014,
        48.50144808,
        747.8821191
      ],
      "properties": {
        "datetime": "2018-07-21T00:16:22Z",
        "pc:count": 27985770,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709917.9797,
            "count": 27985770,
            "maximum": 710756.6758,
            "minimum": 709199.7358,
            "name": "X",
            "position": 0,
            "stddev": 438.027899,
            "variance": 191868.4403
          },
          {
            "average": 5375147.554,
            "count": 27985770,
            "maximum": 5375910.517,
            "minimum": 5374352.317,
            "name": "Y",
            "position": 1,
            "stddev": 420.1106565,
            "variance": 176492.9637
          },
          {
            "average": 624.3789396,
            "count": 27985770,
            "maximum": 747.8821191,
            "minimum": 585.0621191,
            "name": "Z",
            "position": 2,
            "stddev": 29.84995563,
            "variance": 891.0198514
          },
          {
            "average": 1137.584061,
            "count": 27985770,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 486.5576009,
            "variance": 236738.299
          },
          {
            "average": 1.09606768,
            "count": 27985770,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3517937994,
            "variance": 0.1237588773
          },
          {
            "average": 1.19216802,
            "count": 27985770,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5157903147,
            "variance": 0.2660396488
          },
          {
            "average": 0.495899416,
            "count": 27985770,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999831939,
            "variance": 0.2499831941
          },
          {
            "average": 0.000245303238,
            "count": 27985770,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0156602386,
            "variance": 0.0002452430731
          },
          {
            "average": 1.591392233,
            "count": 27985770,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5032176439,
            "variance": 0.2532279971
          },
          {
            "average": -0.4632517742,
            "count": 27985770,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.660369957,
            "variance": 93.3227477
          },
          {
            "average": 0,
            "count": 27985770,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 337.9798999,
            "count": 27985770,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 473.3900588,
            "variance": 224098.1478
          },
          {
            "average": 216155364.8,
            "count": 27985770,
            "maximum": 216167382.2,
            "minimum": 216136842.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13650.58236,
            "variance": 186338398.7
          },
          {
            "average": 0,
            "count": 27985770,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27985770,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27985770,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27985770,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27985770,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709199.7358,
          5374352.317,
          585.0621191,
          710756.6758,
          5375910.517,
          747.8821191
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709199.7358251375,
                5374352.317290453,
                585.0621190918724
              ],
              [
                709199.7358251375,
                5375910.5172904525,
                585.0621190918724
              ],
              [
                710756.6758251374,
                5375910.5172904525,
                747.8821190918724
              ],
              [
                710756.6758251374,
                5374352.317290453,
                747.8821190918724
              ],
              [
                709199.7358251375,
                5374352.317290453,
                585.0621190918724
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:16:22+00:00",
        "end_time": "2018-07-20T15:47:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1686324,
            48.486927,
            585.0621191,
            -120.1468014,
            48.50144808,
            747.8821191
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16863243574967,
                  48.48744701454811,
                  585.0621190918724
                ],
                [
                  -120.16785211521561,
                  48.50144808054824,
                  585.0621190918724
                ],
                [
                  -120.14680136320835,
                  48.50092780725747,
                  747.8821190918724
                ],
                [
                  -120.14758746458806,
                  48.4869269956729,
                  747.8821190918724
                ],
                [
                  -120.16863243574967,
                  48.48744701454811,
                  585.0621190918724
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:16:22Z",
            "pc:count": 27985770,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709917.9797,
                "count": 27985770,
                "maximum": 710756.6758,
                "minimum": 709199.7358,
                "name": "X",
                "position": 0,
                "stddev": 438.027899,
                "variance": 191868.4403
              },
              {
                "average": 5375147.554,
                "count": 27985770,
                "maximum": 5375910.517,
                "minimum": 5374352.317,
                "name": "Y",
                "position": 1,
                "stddev": 420.1106565,
                "variance": 176492.9637
              },
              {
                "average": 624.3789396,
                "count": 27985770,
                "maximum": 747.8821191,
                "minimum": 585.0621191,
                "name": "Z",
                "position": 2,
                "stddev": 29.84995563,
                "variance": 891.0198514
              },
              {
                "average": 1137.584061,
                "count": 27985770,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 486.5576009,
                "variance": 236738.299
              },
              {
                "average": 1.09606768,
                "count": 27985770,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3517937994,
                "variance": 0.1237588773
              },
              {
                "average": 1.19216802,
                "count": 27985770,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5157903147,
                "variance": 0.2660396488
              },
              {
                "average": 0.495899416,
                "count": 27985770,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999831939,
                "variance": 0.2499831941
              },
              {
                "average": 0.000245303238,
                "count": 27985770,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0156602386,
                "variance": 0.0002452430731
              },
              {
                "average": 1.591392233,
                "count": 27985770,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5032176439,
                "variance": 0.2532279971
              },
              {
                "average": -0.4632517742,
                "count": 27985770,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.660369957,
                "variance": 93.3227477
              },
              {
                "average": 0,
                "count": 27985770,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 337.9798999,
                "count": 27985770,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 473.3900588,
                "variance": 224098.1478
              },
              {
                "average": 216155364.8,
                "count": 27985770,
                "maximum": 216167382.2,
                "minimum": 216136842.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13650.58236,
                "variance": 186338398.7
              },
              {
                "average": 0,
                "count": 27985770,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27985770,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27985770,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27985770,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27985770,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709199.7358,
              5374352.317,
              585.0621191,
              710756.6758,
              5375910.517,
              747.8821191
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709199.7358251375,
                    5374352.317290453,
                    585.0621190918724
                  ],
                  [
                    709199.7358251375,
                    5375910.5172904525,
                    585.0621190918724
                  ],
                  [
                    710756.6758251374,
                    5375910.5172904525,
                    747.8821190918724
                  ],
                  [
                    710756.6758251374,
                    5374352.317290453,
                    747.8821190918724
                  ],
                  [
                    709199.7358251375,
                    5374352.317290453,
                    585.0621190918724
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:16:22+00:00",
            "end_time": "2018-07-20T15:47:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18968439116088,
              48.703355263241995,
              1535.3325470389634
            ],
            [
              -120.18890372018409,
              48.71736054846779,
              1535.3325470389634
            ],
            [
              -120.16776373397087,
              48.71684244494237,
              2044.2325470389635
            ],
            [
              -120.16855025668414,
              48.70283741339214,
              2044.2325470389635
            ],
            [
              -120.18968439116088,
              48.703355263241995,
              1535.3325470389634
            ]
          ]
        ]
      },
      "bbox": [
        -120.1896844,
        48.70283741,
        1535.332547,
        -120.1677637,
        48.71736055,
        2044.232547
      ],
      "properties": {
        "datetime": "2018-07-21T01:02:33Z",
        "pc:count": 53896884,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707501.6503,
            "count": 53896884,
            "maximum": 708317.7664,
            "minimum": 706760.9064,
            "name": "X",
            "position": 0,
            "stddev": 427.9463443,
            "variance": 183138.0736
          },
          {
            "average": 5399016.816,
            "count": 53896884,
            "maximum": 5399849.84,
            "minimum": 5398291.14,
            "name": "Y",
            "position": 1,
            "stddev": 427.8226759,
            "variance": 183032.242
          },
          {
            "average": 1765.923145,
            "count": 53896884,
            "maximum": 2044.232547,
            "minimum": 1535.332547,
            "name": "Z",
            "position": 2,
            "stddev": 106.7224675,
            "variance": 11389.68508
          },
          {
            "average": 822.4770987,
            "count": 53896884,
            "maximum": 3350,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 516.3496299,
            "variance": 266616.9403
          },
          {
            "average": 1.438235427,
            "count": 53896884,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7806248773,
            "variance": 0.609375199
          },
          {
            "average": 1.875489871,
            "count": 53896884,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.093646511,
            "variance": 1.19606269
          },
          {
            "average": 0.4975295789,
            "count": 53896884,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999939016,
            "variance": 0.2499939017
          },
          {
            "average": 0.0003053608813,
            "count": 53896884,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01747191008,
            "variance": 0.0003052676417
          },
          {
            "average": 1.360094695,
            "count": 53896884,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5115628923,
            "variance": 0.2616965928
          },
          {
            "average": -1.238207647,
            "count": 53896884,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.3748455,
            "variance": 178.8864921
          },
          {
            "average": 0,
            "count": 53896884,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 159.0510892,
            "count": 53896884,
            "maximum": 163,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.461262476,
            "variance": 6.057812977
          },
          {
            "average": 216168190.4,
            "count": 53896884,
            "maximum": 216170153.6,
            "minimum": 216165402,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1353.919172,
            "variance": 1833097.124
          },
          {
            "average": 0,
            "count": 53896884,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53896884,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53896884,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53896884,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53896884,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          706760.9064,
          5398291.14,
          1535.332547,
          708317.7664,
          5399849.84,
          2044.232547
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                706760.9063985705,
                5398291.139642089,
                1535.3325470389634
              ],
              [
                706760.9063985705,
                5399849.839642088,
                1535.3325470389634
              ],
              [
                708317.7663985706,
                5399849.839642088,
                2044.2325470389635
              ],
              [
                708317.7663985706,
                5398291.139642089,
                2044.2325470389635
              ],
              [
                706760.9063985705,
                5398291.139642089,
                1535.3325470389634
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:02:33+00:00",
        "end_time": "2018-07-20T23:43:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1896844,
            48.70283741,
            1535.332547,
            -120.1677637,
            48.71736055,
            2044.232547
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18968439116088,
                  48.703355263241995,
                  1535.3325470389634
                ],
                [
                  -120.18890372018409,
                  48.71736054846779,
                  1535.3325470389634
                ],
                [
                  -120.16776373397087,
                  48.71684244494237,
                  2044.2325470389635
                ],
                [
                  -120.16855025668414,
                  48.70283741339214,
                  2044.2325470389635
                ],
                [
                  -120.18968439116088,
                  48.703355263241995,
                  1535.3325470389634
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:02:33Z",
            "pc:count": 53896884,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707501.6503,
                "count": 53896884,
                "maximum": 708317.7664,
                "minimum": 706760.9064,
                "name": "X",
                "position": 0,
                "stddev": 427.9463443,
                "variance": 183138.0736
              },
              {
                "average": 5399016.816,
                "count": 53896884,
                "maximum": 5399849.84,
                "minimum": 5398291.14,
                "name": "Y",
                "position": 1,
                "stddev": 427.8226759,
                "variance": 183032.242
              },
              {
                "average": 1765.923145,
                "count": 53896884,
                "maximum": 2044.232547,
                "minimum": 1535.332547,
                "name": "Z",
                "position": 2,
                "stddev": 106.7224675,
                "variance": 11389.68508
              },
              {
                "average": 822.4770987,
                "count": 53896884,
                "maximum": 3350,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 516.3496299,
                "variance": 266616.9403
              },
              {
                "average": 1.438235427,
                "count": 53896884,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7806248773,
                "variance": 0.609375199
              },
              {
                "average": 1.875489871,
                "count": 53896884,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.093646511,
                "variance": 1.19606269
              },
              {
                "average": 0.4975295789,
                "count": 53896884,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999939016,
                "variance": 0.2499939017
              },
              {
                "average": 0.0003053608813,
                "count": 53896884,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01747191008,
                "variance": 0.0003052676417
              },
              {
                "average": 1.360094695,
                "count": 53896884,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5115628923,
                "variance": 0.2616965928
              },
              {
                "average": -1.238207647,
                "count": 53896884,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.3748455,
                "variance": 178.8864921
              },
              {
                "average": 0,
                "count": 53896884,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 159.0510892,
                "count": 53896884,
                "maximum": 163,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.461262476,
                "variance": 6.057812977
              },
              {
                "average": 216168190.4,
                "count": 53896884,
                "maximum": 216170153.6,
                "minimum": 216165402,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1353.919172,
                "variance": 1833097.124
              },
              {
                "average": 0,
                "count": 53896884,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53896884,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53896884,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53896884,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53896884,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              706760.9064,
              5398291.14,
              1535.332547,
              708317.7664,
              5399849.84,
              2044.232547
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    706760.9063985705,
                    5398291.139642089,
                    1535.3325470389634
                  ],
                  [
                    706760.9063985705,
                    5399849.839642088,
                    1535.3325470389634
                  ],
                  [
                    708317.7663985706,
                    5399849.839642088,
                    2044.2325470389635
                  ],
                  [
                    708317.7663985706,
                    5398291.139642089,
                    2044.2325470389635
                  ],
                  [
                    706760.9063985705,
                    5398291.139642089,
                    1535.3325470389634
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:02:33+00:00",
            "end_time": "2018-07-20T23:43:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16846198996177,
              48.43346744705524,
              512.0151937491543
            ],
            [
              -120.16768311007449,
              48.44746846317845,
              512.0151937491543
            ],
            [
              -120.14665278827542,
              48.44694854309158,
              647.8351937491542
            ],
            [
              -120.14743743238947,
              48.432947781151306,
              647.8351937491542
            ],
            [
              -120.16846198996177,
              48.43346744705524,
              512.0151937491543
            ]
          ]
        ]
      },
      "bbox": [
        -120.168462,
        48.43294778,
        512.0151937,
        -120.1466528,
        48.44746846,
        647.8351937
      ],
      "properties": {
        "datetime": "2018-07-21T00:14:39Z",
        "pc:count": 31897699,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710159.4045,
            "count": 31897699,
            "maximum": 710991.5037,
            "minimum": 709434.4237,
            "name": "X",
            "position": 0,
            "stddev": 423.3601079,
            "variance": 179233.781
          },
          {
            "average": 5369126.611,
            "count": 31897699,
            "maximum": 5369911.754,
            "minimum": 5368353.574,
            "name": "Y",
            "position": 1,
            "stddev": 432.9161338,
            "variance": 187416.3789
          },
          {
            "average": 535.8511075,
            "count": 31897699,
            "maximum": 647.8351937,
            "minimum": 512.0151937,
            "name": "Z",
            "position": 2,
            "stddev": 15.60636946,
            "variance": 243.5587676
          },
          {
            "average": 1186.479744,
            "count": 31897699,
            "maximum": 4095,
            "minimum": 11,
            "name": "Intensity",
            "position": 3,
            "stddev": 596.6763533,
            "variance": 356022.6706
          },
          {
            "average": 1.138097265,
            "count": 31897699,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4143660743,
            "variance": 0.1716992436
          },
          {
            "average": 1.276243719,
            "count": 31897699,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5983458613,
            "variance": 0.3580177697
          },
          {
            "average": 0.4967642964,
            "count": 31897699,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999895379,
            "variance": 0.2499895381
          },
          {
            "average": 0.0002380108985,
            "count": 31897699,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.015425766,
            "variance": 0.0002379542568
          },
          {
            "average": 1.555100009,
            "count": 31897699,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5052305904,
            "variance": 0.2552579495
          },
          {
            "average": -0.1160503319,
            "count": 31897699,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.321750929,
            "variance": 86.89504039
          },
          {
            "average": 0,
            "count": 31897699,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 306.3820032,
            "count": 31897699,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 431.9895715,
            "variance": 186614.9899
          },
          {
            "average": 216154525.6,
            "count": 31897699,
            "maximum": 216167279.5,
            "minimum": 216136937,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13786.52867,
            "variance": 190068372.7
          },
          {
            "average": 0,
            "count": 31897699,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31897699,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31897699,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31897699,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31897699,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709434.4237,
          5368353.574,
          512.0151937,
          710991.5037,
          5369911.754,
          647.8351937
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709434.4236935372,
                5368353.574138408,
                512.0151937491543
              ],
              [
                709434.4236935372,
                5369911.754138407,
                512.0151937491543
              ],
              [
                710991.5036935373,
                5369911.754138407,
                647.8351937491542
              ],
              [
                710991.5036935373,
                5368353.574138408,
                647.8351937491542
              ],
              [
                709434.4236935372,
                5368353.574138408,
                512.0151937491543
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:14:39+00:00",
        "end_time": "2018-07-20T15:48:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.168462,
            48.43294778,
            512.0151937,
            -120.1466528,
            48.44746846,
            647.8351937
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16846198996177,
                  48.43346744705524,
                  512.0151937491543
                ],
                [
                  -120.16768311007449,
                  48.44746846317845,
                  512.0151937491543
                ],
                [
                  -120.14665278827542,
                  48.44694854309158,
                  647.8351937491542
                ],
                [
                  -120.14743743238947,
                  48.432947781151306,
                  647.8351937491542
                ],
                [
                  -120.16846198996177,
                  48.43346744705524,
                  512.0151937491543
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:14:39Z",
            "pc:count": 31897699,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710159.4045,
                "count": 31897699,
                "maximum": 710991.5037,
                "minimum": 709434.4237,
                "name": "X",
                "position": 0,
                "stddev": 423.3601079,
                "variance": 179233.781
              },
              {
                "average": 5369126.611,
                "count": 31897699,
                "maximum": 5369911.754,
                "minimum": 5368353.574,
                "name": "Y",
                "position": 1,
                "stddev": 432.9161338,
                "variance": 187416.3789
              },
              {
                "average": 535.8511075,
                "count": 31897699,
                "maximum": 647.8351937,
                "minimum": 512.0151937,
                "name": "Z",
                "position": 2,
                "stddev": 15.60636946,
                "variance": 243.5587676
              },
              {
                "average": 1186.479744,
                "count": 31897699,
                "maximum": 4095,
                "minimum": 11,
                "name": "Intensity",
                "position": 3,
                "stddev": 596.6763533,
                "variance": 356022.6706
              },
              {
                "average": 1.138097265,
                "count": 31897699,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4143660743,
                "variance": 0.1716992436
              },
              {
                "average": 1.276243719,
                "count": 31897699,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5983458613,
                "variance": 0.3580177697
              },
              {
                "average": 0.4967642964,
                "count": 31897699,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999895379,
                "variance": 0.2499895381
              },
              {
                "average": 0.0002380108985,
                "count": 31897699,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.015425766,
                "variance": 0.0002379542568
              },
              {
                "average": 1.555100009,
                "count": 31897699,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5052305904,
                "variance": 0.2552579495
              },
              {
                "average": -0.1160503319,
                "count": 31897699,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.321750929,
                "variance": 86.89504039
              },
              {
                "average": 0,
                "count": 31897699,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 306.3820032,
                "count": 31897699,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 431.9895715,
                "variance": 186614.9899
              },
              {
                "average": 216154525.6,
                "count": 31897699,
                "maximum": 216167279.5,
                "minimum": 216136937,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13786.52867,
                "variance": 190068372.7
              },
              {
                "average": 0,
                "count": 31897699,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31897699,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31897699,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31897699,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31897699,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709434.4237,
              5368353.574,
              512.0151937,
              710991.5037,
              5369911.754,
              647.8351937
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709434.4236935372,
                    5368353.574138408,
                    512.0151937491543
                  ],
                  [
                    709434.4236935372,
                    5369911.754138407,
                    512.0151937491543
                  ],
                  [
                    710991.5036935373,
                    5369911.754138407,
                    647.8351937491542
                  ],
                  [
                    710991.5036935373,
                    5368353.574138408,
                    647.8351937491542
                  ],
                  [
                    709434.4236935372,
                    5368353.574138408,
                    512.0151937491543
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:14:39+00:00",
            "end_time": "2018-07-20T15:48:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12842437332444,
              48.63595013331596,
              1018.0328671293587
            ],
            [
              -120.12762868856728,
              48.64995304193717,
              1018.0328671293587
            ],
            [
              -120.10651666651411,
              48.64942420625126,
              1584.0328671293587
            ],
            [
              -120.10731817976084,
              48.63542155643674,
              1584.0328671293587
            ],
            [
              -120.12842437332444,
              48.63595013331596,
              1018.0328671293587
            ]
          ]
        ]
      },
      "bbox": [
        -120.1284244,
        48.63542156,
        1018.032867,
        -120.1065167,
        48.64995304,
        1584.032867
      ],
      "properties": {
        "datetime": "2018-07-20T03:03:13Z",
        "pc:count": 53813211,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712342.5169,
            "count": 53813211,
            "maximum": 713106.5935,
            "minimum": 711549.6335,
            "name": "X",
            "position": 0,
            "stddev": 407.2554023,
            "variance": 165856.9627
          },
          {
            "average": 5391734.341,
            "count": 53813211,
            "maximum": 5392526.178,
            "minimum": 5390967.678,
            "name": "Y",
            "position": 1,
            "stddev": 430.8201688,
            "variance": 185606.0178
          },
          {
            "average": 1267.562728,
            "count": 53813211,
            "maximum": 1584.032867,
            "minimum": 1018.032867,
            "name": "Z",
            "position": 2,
            "stddev": 108.2463546,
            "variance": 11717.27328
          },
          {
            "average": 537.8454216,
            "count": 53813211,
            "maximum": 4095,
            "minimum": 23,
            "name": "Intensity",
            "position": 3,
            "stddev": 438.5122404,
            "variance": 192292.985
          },
          {
            "average": 1.731938817,
            "count": 53813211,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9103297826,
            "variance": 0.8287003131
          },
          {
            "average": 2.464202313,
            "count": 53813211,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.103908523,
            "variance": 1.218614026
          },
          {
            "average": 0.4980620093,
            "count": 53813211,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999962488,
            "variance": 0.2499962488
          },
          {
            "average": 0.0002288657334,
            "count": 53813211,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01512657787,
            "variance": 0.0002288133581
          },
          {
            "average": 1.220444939,
            "count": 53813211,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4725992019,
            "variance": 0.2233500057
          },
          {
            "average": 1.020268812,
            "count": 53813211,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.75182687,
            "variance": 162.6090885
          },
          {
            "average": 0,
            "count": 53813211,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.60364634,
            "count": 53813211,
            "maximum": 89,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.138455665,
            "variance": 4.572992633
          },
          {
            "average": 216088907.8,
            "count": 53813211,
            "maximum": 216090993.4,
            "minimum": 216085480,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1284.988591,
            "variance": 1651195.68
          },
          {
            "average": 0,
            "count": 53813211,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53813211,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53813211,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53813211,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53813211,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711549.6335,
          5390967.678,
          1018.032867,
          713106.5935,
          5392526.178,
          1584.032867
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711549.633529054,
                5390967.677634745,
                1018.0328671293587
              ],
              [
                711549.633529054,
                5392526.177634745,
                1018.0328671293587
              ],
              [
                713106.593529054,
                5392526.177634745,
                1584.0328671293587
              ],
              [
                713106.593529054,
                5390967.677634745,
                1584.0328671293587
              ],
              [
                711549.633529054,
                5390967.677634745,
                1018.0328671293587
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:03:13+00:00",
        "end_time": "2018-07-20T01:31:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1284244,
            48.63542156,
            1018.032867,
            -120.1065167,
            48.64995304,
            1584.032867
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12842437332444,
                  48.63595013331596,
                  1018.0328671293587
                ],
                [
                  -120.12762868856728,
                  48.64995304193717,
                  1018.0328671293587
                ],
                [
                  -120.10651666651411,
                  48.64942420625126,
                  1584.0328671293587
                ],
                [
                  -120.10731817976084,
                  48.63542155643674,
                  1584.0328671293587
                ],
                [
                  -120.12842437332444,
                  48.63595013331596,
                  1018.0328671293587
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:03:13Z",
            "pc:count": 53813211,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712342.5169,
                "count": 53813211,
                "maximum": 713106.5935,
                "minimum": 711549.6335,
                "name": "X",
                "position": 0,
                "stddev": 407.2554023,
                "variance": 165856.9627
              },
              {
                "average": 5391734.341,
                "count": 53813211,
                "maximum": 5392526.178,
                "minimum": 5390967.678,
                "name": "Y",
                "position": 1,
                "stddev": 430.8201688,
                "variance": 185606.0178
              },
              {
                "average": 1267.562728,
                "count": 53813211,
                "maximum": 1584.032867,
                "minimum": 1018.032867,
                "name": "Z",
                "position": 2,
                "stddev": 108.2463546,
                "variance": 11717.27328
              },
              {
                "average": 537.8454216,
                "count": 53813211,
                "maximum": 4095,
                "minimum": 23,
                "name": "Intensity",
                "position": 3,
                "stddev": 438.5122404,
                "variance": 192292.985
              },
              {
                "average": 1.731938817,
                "count": 53813211,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9103297826,
                "variance": 0.8287003131
              },
              {
                "average": 2.464202313,
                "count": 53813211,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.103908523,
                "variance": 1.218614026
              },
              {
                "average": 0.4980620093,
                "count": 53813211,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999962488,
                "variance": 0.2499962488
              },
              {
                "average": 0.0002288657334,
                "count": 53813211,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01512657787,
                "variance": 0.0002288133581
              },
              {
                "average": 1.220444939,
                "count": 53813211,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4725992019,
                "variance": 0.2233500057
              },
              {
                "average": 1.020268812,
                "count": 53813211,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.75182687,
                "variance": 162.6090885
              },
              {
                "average": 0,
                "count": 53813211,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.60364634,
                "count": 53813211,
                "maximum": 89,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.138455665,
                "variance": 4.572992633
              },
              {
                "average": 216088907.8,
                "count": 53813211,
                "maximum": 216090993.4,
                "minimum": 216085480,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1284.988591,
                "variance": 1651195.68
              },
              {
                "average": 0,
                "count": 53813211,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53813211,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53813211,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53813211,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53813211,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711549.6335,
              5390967.678,
              1018.032867,
              713106.5935,
              5392526.178,
              1584.032867
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711549.633529054,
                    5390967.677634745,
                    1018.0328671293587
                  ],
                  [
                    711549.633529054,
                    5392526.177634745,
                    1018.0328671293587
                  ],
                  [
                    713106.593529054,
                    5392526.177634745,
                    1584.0328671293587
                  ],
                  [
                    713106.593529054,
                    5390967.677634745,
                    1584.0328671293587
                  ],
                  [
                    711549.633529054,
                    5390967.677634745,
                    1018.0328671293587
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:03:13+00:00",
            "end_time": "2018-07-20T01:31:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1074550664469,
              48.32558600695017,
              452.03300268800285
            ],
            [
              -120.10666254838935,
              48.33958438384313,
              452.03300268800285
            ],
            [
              -120.08567776325856,
              48.3390541947219,
              932.2930026880028
            ],
            [
              -120.08647600952568,
              48.32505607686601,
              932.2930026880028
            ],
            [
              -120.1074550664469,
              48.32558600695017,
              452.03300268800285
            ]
          ]
        ]
      },
      "bbox": [
        -120.1074551,
        48.32505608,
        452.0330027,
        -120.0856778,
        48.33958438,
        932.2930027
      ],
      "properties": {
        "datetime": "2018-07-20T02:24:27Z",
        "pc:count": 38401438,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715136.2405,
            "count": 38401438,
            "maximum": 715956.2983,
            "minimum": 714399.2183,
            "name": "X",
            "position": 0,
            "stddev": 438.7771246,
            "variance": 192525.3651
          },
          {
            "average": 5357300.126,
            "count": 38401438,
            "maximum": 5358090.7,
            "minimum": 5356532.76,
            "name": "Y",
            "position": 1,
            "stddev": 427.506353,
            "variance": 182761.6819
          },
          {
            "average": 604.3854841,
            "count": 38401438,
            "maximum": 932.2930027,
            "minimum": 452.0330027,
            "name": "Z",
            "position": 2,
            "stddev": 68.28749338,
            "variance": 4663.181752
          },
          {
            "average": 968.2347294,
            "count": 38401438,
            "maximum": 4095,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 437.3199262,
            "variance": 191248.7178
          },
          {
            "average": 1.147772539,
            "count": 38401438,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4192237952,
            "variance": 0.1757485904
          },
          {
            "average": 1.295506278,
            "count": 38401438,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5979974064,
            "variance": 0.3576008981
          },
          {
            "average": 0.4963767503,
            "count": 38401438,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868784,
            "variance": 0.2499868786
          },
          {
            "average": 0.0002926973724,
            "count": 38401438,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01710589689,
            "variance": 0.0002926117083
          },
          {
            "average": 1.444538301,
            "count": 38401438,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5251068453,
            "variance": 0.275737199
          },
          {
            "average": -0.4308945424,
            "count": 38401438,
            "maximum": 18,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.357766748,
            "variance": 87.56779852
          },
          {
            "average": 0,
            "count": 38401438,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.62302696,
            "count": 38401438,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.213346894,
            "variance": 4.898904473
          },
          {
            "average": 216085912.1,
            "count": 38401438,
            "maximum": 216088667.9,
            "minimum": 216083663.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1384.634233,
            "variance": 1917211.96
          },
          {
            "average": 0,
            "count": 38401438,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38401438,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38401438,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38401438,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38401438,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714399.2183,
          5356532.76,
          452.0330027,
          715956.2983,
          5358090.7,
          932.2930027
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714399.2182762695,
                5356532.760140556,
                452.03300268800285
              ],
              [
                714399.2182762695,
                5358090.700140555,
                452.03300268800285
              ],
              [
                715956.2982762696,
                5358090.700140555,
                932.2930026880028
              ],
              [
                715956.2982762696,
                5356532.760140556,
                932.2930026880028
              ],
              [
                714399.2182762695,
                5356532.760140556,
                452.03300268800285
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:24:27+00:00",
        "end_time": "2018-07-20T01:01:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1074551,
            48.32505608,
            452.0330027,
            -120.0856778,
            48.33958438,
            932.2930027
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1074550664469,
                  48.32558600695017,
                  452.03300268800285
                ],
                [
                  -120.10666254838935,
                  48.33958438384313,
                  452.03300268800285
                ],
                [
                  -120.08567776325856,
                  48.3390541947219,
                  932.2930026880028
                ],
                [
                  -120.08647600952568,
                  48.32505607686601,
                  932.2930026880028
                ],
                [
                  -120.1074550664469,
                  48.32558600695017,
                  452.03300268800285
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:24:27Z",
            "pc:count": 38401438,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715136.2405,
                "count": 38401438,
                "maximum": 715956.2983,
                "minimum": 714399.2183,
                "name": "X",
                "position": 0,
                "stddev": 438.7771246,
                "variance": 192525.3651
              },
              {
                "average": 5357300.126,
                "count": 38401438,
                "maximum": 5358090.7,
                "minimum": 5356532.76,
                "name": "Y",
                "position": 1,
                "stddev": 427.506353,
                "variance": 182761.6819
              },
              {
                "average": 604.3854841,
                "count": 38401438,
                "maximum": 932.2930027,
                "minimum": 452.0330027,
                "name": "Z",
                "position": 2,
                "stddev": 68.28749338,
                "variance": 4663.181752
              },
              {
                "average": 968.2347294,
                "count": 38401438,
                "maximum": 4095,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 437.3199262,
                "variance": 191248.7178
              },
              {
                "average": 1.147772539,
                "count": 38401438,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4192237952,
                "variance": 0.1757485904
              },
              {
                "average": 1.295506278,
                "count": 38401438,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5979974064,
                "variance": 0.3576008981
              },
              {
                "average": 0.4963767503,
                "count": 38401438,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868784,
                "variance": 0.2499868786
              },
              {
                "average": 0.0002926973724,
                "count": 38401438,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01710589689,
                "variance": 0.0002926117083
              },
              {
                "average": 1.444538301,
                "count": 38401438,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5251068453,
                "variance": 0.275737199
              },
              {
                "average": -0.4308945424,
                "count": 38401438,
                "maximum": 18,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.357766748,
                "variance": 87.56779852
              },
              {
                "average": 0,
                "count": 38401438,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.62302696,
                "count": 38401438,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.213346894,
                "variance": 4.898904473
              },
              {
                "average": 216085912.1,
                "count": 38401438,
                "maximum": 216088667.9,
                "minimum": 216083663.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1384.634233,
                "variance": 1917211.96
              },
              {
                "average": 0,
                "count": 38401438,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38401438,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38401438,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38401438,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38401438,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714399.2183,
              5356532.76,
              452.0330027,
              715956.2983,
              5358090.7,
              932.2930027
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714399.2182762695,
                    5356532.760140556,
                    452.03300268800285
                  ],
                  [
                    714399.2182762695,
                    5358090.700140555,
                    452.03300268800285
                  ],
                  [
                    715956.2982762696,
                    5358090.700140555,
                    932.2930026880028
                  ],
                  [
                    715956.2982762696,
                    5356532.760140556,
                    932.2930026880028
                  ],
                  [
                    714399.2182762695,
                    5356532.760140556,
                    452.03300268800285
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:24:27+00:00",
            "end_time": "2018-07-20T01:01:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14861231123533,
              48.58194192442442,
              726.5565565741464
            ],
            [
              -120.14782370336883,
              48.59594539165052,
              726.5565565741464
            ],
            [
              -120.12673490281304,
              48.595420717387334,
              1123.4965565741463
            ],
            [
              -120.1275293221089,
              48.58141750687942,
              1123.4965565741463
            ],
            [
              -120.14861231123533,
              48.58194192442442,
              726.5565565741464
            ]
          ]
        ]
      },
      "bbox": [
        -120.1486123,
        48.58141751,
        726.5565566,
        -120.1267349,
        48.59594539,
        1123.496557
      ],
      "properties": {
        "datetime": "2018-07-20T16:05:12Z",
        "pc:count": 41098064,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711057.4991,
            "count": 41098064,
            "maximum": 711843.7095,
            "minimum": 710286.8295,
            "name": "X",
            "position": 0,
            "stddev": 447.4885376,
            "variance": 200245.9913
          },
          {
            "average": 5385713.86,
            "count": 41098064,
            "maximum": 5386467.913,
            "minimum": 5384909.393,
            "name": "Y",
            "position": 1,
            "stddev": 435.3831019,
            "variance": 189558.4454
          },
          {
            "average": 899.5637348,
            "count": 41098064,
            "maximum": 1123.496557,
            "minimum": 726.5565566,
            "name": "Z",
            "position": 2,
            "stddev": 80.64829908,
            "variance": 6504.148145
          },
          {
            "average": 672.3836609,
            "count": 41098064,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 441.3400547,
            "variance": 194781.0439
          },
          {
            "average": 1.457071165,
            "count": 41098064,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7356243553,
            "variance": 0.5411431921
          },
          {
            "average": 1.913919765,
            "count": 41098064,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9784009561,
            "variance": 0.957268431
          },
          {
            "average": 0.4963945747,
            "count": 41098064,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870068,
            "variance": 0.249987007
          },
          {
            "average": 0.0003203800549,
            "count": 41098064,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01789629625,
            "variance": 0.0003202774193
          },
          {
            "average": 1.314656111,
            "count": 41098064,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5210378116,
            "variance": 0.2714804012
          },
          {
            "average": -0.1623618321,
            "count": 41098064,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.7549433,
            "variance": 138.1786921
          },
          {
            "average": 0,
            "count": 41098064,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 531.5302056,
            "count": 41098064,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 645.609659,
            "variance": 416811.8318
          },
          {
            "average": 216124483.1,
            "count": 41098064,
            "maximum": 216137912.8,
            "minimum": 216089599.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20160.26602,
            "variance": 406436326.1
          },
          {
            "average": 0,
            "count": 41098064,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41098064,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41098064,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41098064,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41098064,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710286.8295,
          5384909.393,
          726.5565566,
          711843.7095,
          5386467.913,
          1123.496557
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710286.8295001341,
                5384909.3928475585,
                726.5565565741464
              ],
              [
                710286.8295001341,
                5386467.912847558,
                726.5565565741464
              ],
              [
                711843.709500134,
                5386467.912847558,
                1123.4965565741463
              ],
              [
                711843.709500134,
                5384909.3928475585,
                1123.4965565741463
              ],
              [
                710286.8295001341,
                5384909.3928475585,
                726.5565565741464
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:05:12+00:00",
        "end_time": "2018-07-20T02:39:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1486123,
            48.58141751,
            726.5565566,
            -120.1267349,
            48.59594539,
            1123.496557
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14861231123533,
                  48.58194192442442,
                  726.5565565741464
                ],
                [
                  -120.14782370336883,
                  48.59594539165052,
                  726.5565565741464
                ],
                [
                  -120.12673490281304,
                  48.595420717387334,
                  1123.4965565741463
                ],
                [
                  -120.1275293221089,
                  48.58141750687942,
                  1123.4965565741463
                ],
                [
                  -120.14861231123533,
                  48.58194192442442,
                  726.5565565741464
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:05:12Z",
            "pc:count": 41098064,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711057.4991,
                "count": 41098064,
                "maximum": 711843.7095,
                "minimum": 710286.8295,
                "name": "X",
                "position": 0,
                "stddev": 447.4885376,
                "variance": 200245.9913
              },
              {
                "average": 5385713.86,
                "count": 41098064,
                "maximum": 5386467.913,
                "minimum": 5384909.393,
                "name": "Y",
                "position": 1,
                "stddev": 435.3831019,
                "variance": 189558.4454
              },
              {
                "average": 899.5637348,
                "count": 41098064,
                "maximum": 1123.496557,
                "minimum": 726.5565566,
                "name": "Z",
                "position": 2,
                "stddev": 80.64829908,
                "variance": 6504.148145
              },
              {
                "average": 672.3836609,
                "count": 41098064,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 441.3400547,
                "variance": 194781.0439
              },
              {
                "average": 1.457071165,
                "count": 41098064,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7356243553,
                "variance": 0.5411431921
              },
              {
                "average": 1.913919765,
                "count": 41098064,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9784009561,
                "variance": 0.957268431
              },
              {
                "average": 0.4963945747,
                "count": 41098064,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870068,
                "variance": 0.249987007
              },
              {
                "average": 0.0003203800549,
                "count": 41098064,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01789629625,
                "variance": 0.0003202774193
              },
              {
                "average": 1.314656111,
                "count": 41098064,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5210378116,
                "variance": 0.2714804012
              },
              {
                "average": -0.1623618321,
                "count": 41098064,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.7549433,
                "variance": 138.1786921
              },
              {
                "average": 0,
                "count": 41098064,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 531.5302056,
                "count": 41098064,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 645.609659,
                "variance": 416811.8318
              },
              {
                "average": 216124483.1,
                "count": 41098064,
                "maximum": 216137912.8,
                "minimum": 216089599.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20160.26602,
                "variance": 406436326.1
              },
              {
                "average": 0,
                "count": 41098064,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41098064,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41098064,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41098064,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41098064,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710286.8295,
              5384909.393,
              726.5565566,
              711843.7095,
              5386467.913,
              1123.496557
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710286.8295001341,
                    5384909.3928475585,
                    726.5565565741464
                  ],
                  [
                    710286.8295001341,
                    5386467.912847558,
                    726.5565565741464
                  ],
                  [
                    711843.709500134,
                    5386467.912847558,
                    1123.4965565741463
                  ],
                  [
                    711843.709500134,
                    5384909.3928475585,
                    1123.4965565741463
                  ],
                  [
                    710286.8295001341,
                    5384909.3928475585,
                    726.5565565741464
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:05:12+00:00",
            "end_time": "2018-07-20T02:39:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18925128882894,
              48.581884822838475,
              486.7388740807966
            ],
            [
              -120.18847391297962,
              48.59588878215756,
              486.7388740807966
            ],
            [
              -120.16738439060643,
              48.595371552495614,
              1165.8188740807966
            ],
            [
              -120.16816757868885,
              48.58136784626099,
              1165.8188740807966
            ],
            [
              -120.18925128882894,
              48.581884822838475,
              486.7388740807966
            ]
          ]
        ]
      },
      "bbox": [
        -120.1892513,
        48.58136785,
        486.7388741,
        -120.1673844,
        48.59588878,
        1165.818874
      ],
      "properties": {
        "datetime": "2018-07-21T01:06:32Z",
        "pc:count": 59728873,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708056.0667,
            "count": 59728873,
            "maximum": 708847.1623,
            "minimum": 707290.2823,
            "name": "X",
            "position": 0,
            "stddev": 424.6733102,
            "variance": 180347.4204
          },
          {
            "average": 5385594.325,
            "count": 59728873,
            "maximum": 5386350.434,
            "minimum": 5384791.914,
            "name": "Y",
            "position": 1,
            "stddev": 434.3740904,
            "variance": 188680.8504
          },
          {
            "average": 867.4823367,
            "count": 59728873,
            "maximum": 1165.818874,
            "minimum": 486.7388741,
            "name": "Z",
            "position": 2,
            "stddev": 149.7519392,
            "variance": 22425.64329
          },
          {
            "average": 601.9060986,
            "count": 59728873,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 435.6493797,
            "variance": 189790.382
          },
          {
            "average": 1.521794409,
            "count": 59728873,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7616941177,
            "variance": 0.580177929
          },
          {
            "average": 2.0438945,
            "count": 59728873,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9730229581,
            "variance": 0.9467736769
          },
          {
            "average": 0.4970691645,
            "count": 59728873,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999914143,
            "variance": 0.2499914144
          },
          {
            "average": 0.0002690323656,
            "count": 59728873,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01639999975,
            "variance": 0.0002689599917
          },
          {
            "average": 1.239377311,
            "count": 59728873,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4658420033,
            "variance": 0.217008772
          },
          {
            "average": -0.1457478497,
            "count": 59728873,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.60058944,
            "variance": 112.3724966
          },
          {
            "average": 0,
            "count": 59728873,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.3982245,
            "count": 59728873,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.499849419,
            "variance": 6.249247118
          },
          {
            "average": 216168103.9,
            "count": 59728873,
            "maximum": 216170392.2,
            "minimum": 216165169.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1355.934565,
            "variance": 1838558.545
          },
          {
            "average": 0,
            "count": 59728873,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59728873,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59728873,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59728873,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59728873,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707290.2823,
          5384791.914,
          486.7388741,
          708847.1623,
          5386350.434,
          1165.818874
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707290.2822641366,
                5384791.913661841,
                486.7388740807966
              ],
              [
                707290.2822641366,
                5386350.433661841,
                486.7388740807966
              ],
              [
                708847.1622641365,
                5386350.433661841,
                1165.8188740807966
              ],
              [
                708847.1622641365,
                5384791.913661841,
                1165.8188740807966
              ],
              [
                707290.2822641366,
                5384791.913661841,
                486.7388740807966
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:06:32+00:00",
        "end_time": "2018-07-20T23:39:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1892513,
            48.58136785,
            486.7388741,
            -120.1673844,
            48.59588878,
            1165.818874
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18925128882894,
                  48.581884822838475,
                  486.7388740807966
                ],
                [
                  -120.18847391297962,
                  48.59588878215756,
                  486.7388740807966
                ],
                [
                  -120.16738439060643,
                  48.595371552495614,
                  1165.8188740807966
                ],
                [
                  -120.16816757868885,
                  48.58136784626099,
                  1165.8188740807966
                ],
                [
                  -120.18925128882894,
                  48.581884822838475,
                  486.7388740807966
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:06:32Z",
            "pc:count": 59728873,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708056.0667,
                "count": 59728873,
                "maximum": 708847.1623,
                "minimum": 707290.2823,
                "name": "X",
                "position": 0,
                "stddev": 424.6733102,
                "variance": 180347.4204
              },
              {
                "average": 5385594.325,
                "count": 59728873,
                "maximum": 5386350.434,
                "minimum": 5384791.914,
                "name": "Y",
                "position": 1,
                "stddev": 434.3740904,
                "variance": 188680.8504
              },
              {
                "average": 867.4823367,
                "count": 59728873,
                "maximum": 1165.818874,
                "minimum": 486.7388741,
                "name": "Z",
                "position": 2,
                "stddev": 149.7519392,
                "variance": 22425.64329
              },
              {
                "average": 601.9060986,
                "count": 59728873,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 435.6493797,
                "variance": 189790.382
              },
              {
                "average": 1.521794409,
                "count": 59728873,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7616941177,
                "variance": 0.580177929
              },
              {
                "average": 2.0438945,
                "count": 59728873,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9730229581,
                "variance": 0.9467736769
              },
              {
                "average": 0.4970691645,
                "count": 59728873,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999914143,
                "variance": 0.2499914144
              },
              {
                "average": 0.0002690323656,
                "count": 59728873,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01639999975,
                "variance": 0.0002689599917
              },
              {
                "average": 1.239377311,
                "count": 59728873,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4658420033,
                "variance": 0.217008772
              },
              {
                "average": -0.1457478497,
                "count": 59728873,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.60058944,
                "variance": 112.3724966
              },
              {
                "average": 0,
                "count": 59728873,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.3982245,
                "count": 59728873,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.499849419,
                "variance": 6.249247118
              },
              {
                "average": 216168103.9,
                "count": 59728873,
                "maximum": 216170392.2,
                "minimum": 216165169.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1355.934565,
                "variance": 1838558.545
              },
              {
                "average": 0,
                "count": 59728873,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59728873,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59728873,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59728873,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59728873,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707290.2823,
              5384791.914,
              486.7388741,
              708847.1623,
              5386350.434,
              1165.818874
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707290.2822641366,
                    5384791.913661841,
                    486.7388740807966
                  ],
                  [
                    707290.2822641366,
                    5386350.433661841,
                    486.7388740807966
                  ],
                  [
                    708847.1622641365,
                    5386350.433661841,
                    1165.8188740807966
                  ],
                  [
                    708847.1622641365,
                    5384791.913661841,
                    1165.8188740807966
                  ],
                  [
                    707290.2822641366,
                    5384791.913661841,
                    486.7388740807966
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:06:32+00:00",
            "end_time": "2018-07-20T23:39:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16850487124732,
              48.44696305668578,
              425.99433452483095
            ],
            [
              -120.16772571408123,
              48.46096260267655,
              425.99433452483095
            ],
            [
              -120.1466906286076,
              48.46044260268476,
              803.194334524831
            ],
            [
              -120.14747555344596,
              48.44644331090396,
              803.194334524831
            ],
            [
              -120.16850487124732,
              48.44696305668578,
              425.99433452483095
            ]
          ]
        ]
      },
      "bbox": [
        -120.1685049,
        48.44644331,
        425.9943345,
        -120.1466906,
        48.4609626,
        803.1943345
      ],
      "properties": {
        "datetime": "2018-07-21T00:15:05Z",
        "pc:count": 32188044,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710105.472,
            "count": 32188044,
            "maximum": 710932.7638,
            "minimum": 709375.7438,
            "name": "X",
            "position": 0,
            "stddev": 431.9559442,
            "variance": 186585.9378
          },
          {
            "average": 5370595.578,
            "count": 32188044,
            "maximum": 5371411.355,
            "minimum": 5369853.335,
            "name": "Y",
            "position": 1,
            "stddev": 445.7411895,
            "variance": 198685.208
          },
          {
            "average": 552.9141185,
            "count": 32188044,
            "maximum": 803.1943345,
            "minimum": 425.9943345,
            "name": "Z",
            "position": 2,
            "stddev": 44.18117174,
            "variance": 1951.975936
          },
          {
            "average": 1264.312237,
            "count": 32188044,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 559.7521645,
            "variance": 313322.4856
          },
          {
            "average": 1.097986507,
            "count": 32188044,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.350325696,
            "variance": 0.1227280933
          },
          {
            "average": 1.19601831,
            "count": 32188044,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.510579507,
            "variance": 0.260691433
          },
          {
            "average": 0.4963980725,
            "count": 32188044,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870337,
            "variance": 0.2499870339
          },
          {
            "average": 0.0002415493156,
            "count": 32188044,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01553997996,
            "variance": 0.0002414909771
          },
          {
            "average": 1.578060568,
            "count": 32188044,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5070090206,
            "variance": 0.257058147
          },
          {
            "average": 0.1020336783,
            "count": 32188044,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.467780499,
            "variance": 89.63886758
          },
          {
            "average": 0,
            "count": 32188044,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 333.3109868,
            "count": 32188044,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 466.86015,
            "variance": 217958.3997
          },
          {
            "average": 216154830.6,
            "count": 32188044,
            "maximum": 216167305.2,
            "minimum": 216136914.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13766.48418,
            "variance": 189516086.6
          },
          {
            "average": 0,
            "count": 32188044,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32188044,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32188044,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32188044,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32188044,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709375.7438,
          5369853.335,
          425.9943345,
          710932.7638,
          5371411.355,
          803.1943345
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709375.7438412823,
                5369853.334922582,
                425.99433452483095
              ],
              [
                709375.7438412823,
                5371411.354922581,
                425.99433452483095
              ],
              [
                710932.7638412823,
                5371411.354922581,
                803.194334524831
              ],
              [
                710932.7638412823,
                5369853.334922582,
                803.194334524831
              ],
              [
                709375.7438412823,
                5369853.334922582,
                425.99433452483095
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:15:05+00:00",
        "end_time": "2018-07-20T15:48:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1685049,
            48.44644331,
            425.9943345,
            -120.1466906,
            48.4609626,
            803.1943345
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16850487124732,
                  48.44696305668578,
                  425.99433452483095
                ],
                [
                  -120.16772571408123,
                  48.46096260267655,
                  425.99433452483095
                ],
                [
                  -120.1466906286076,
                  48.46044260268476,
                  803.194334524831
                ],
                [
                  -120.14747555344596,
                  48.44644331090396,
                  803.194334524831
                ],
                [
                  -120.16850487124732,
                  48.44696305668578,
                  425.99433452483095
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:15:05Z",
            "pc:count": 32188044,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710105.472,
                "count": 32188044,
                "maximum": 710932.7638,
                "minimum": 709375.7438,
                "name": "X",
                "position": 0,
                "stddev": 431.9559442,
                "variance": 186585.9378
              },
              {
                "average": 5370595.578,
                "count": 32188044,
                "maximum": 5371411.355,
                "minimum": 5369853.335,
                "name": "Y",
                "position": 1,
                "stddev": 445.7411895,
                "variance": 198685.208
              },
              {
                "average": 552.9141185,
                "count": 32188044,
                "maximum": 803.1943345,
                "minimum": 425.9943345,
                "name": "Z",
                "position": 2,
                "stddev": 44.18117174,
                "variance": 1951.975936
              },
              {
                "average": 1264.312237,
                "count": 32188044,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 559.7521645,
                "variance": 313322.4856
              },
              {
                "average": 1.097986507,
                "count": 32188044,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.350325696,
                "variance": 0.1227280933
              },
              {
                "average": 1.19601831,
                "count": 32188044,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.510579507,
                "variance": 0.260691433
              },
              {
                "average": 0.4963980725,
                "count": 32188044,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870337,
                "variance": 0.2499870339
              },
              {
                "average": 0.0002415493156,
                "count": 32188044,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01553997996,
                "variance": 0.0002414909771
              },
              {
                "average": 1.578060568,
                "count": 32188044,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5070090206,
                "variance": 0.257058147
              },
              {
                "average": 0.1020336783,
                "count": 32188044,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.467780499,
                "variance": 89.63886758
              },
              {
                "average": 0,
                "count": 32188044,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 333.3109868,
                "count": 32188044,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 466.86015,
                "variance": 217958.3997
              },
              {
                "average": 216154830.6,
                "count": 32188044,
                "maximum": 216167305.2,
                "minimum": 216136914.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13766.48418,
                "variance": 189516086.6
              },
              {
                "average": 0,
                "count": 32188044,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32188044,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32188044,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32188044,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32188044,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709375.7438,
              5369853.335,
              425.9943345,
              710932.7638,
              5371411.355,
              803.1943345
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709375.7438412823,
                    5369853.334922582,
                    425.99433452483095
                  ],
                  [
                    709375.7438412823,
                    5371411.354922581,
                    425.99433452483095
                  ],
                  [
                    710932.7638412823,
                    5371411.354922581,
                    803.194334524831
                  ],
                  [
                    710932.7638412823,
                    5369853.334922582,
                    803.194334524831
                  ],
                  [
                    709375.7438412823,
                    5369853.334922582,
                    425.99433452483095
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:15:05+00:00",
            "end_time": "2018-07-20T15:48:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20988913993305,
              48.662832073145736,
              1020.3439291356893
            ],
            [
              -120.20911531927071,
              48.67683518334884,
              1020.3439291356893
            ],
            [
              -120.18799246983669,
              48.6763211187396,
              1660.1239291356892
            ],
            [
              -120.1887721284287,
              48.662318260148744,
              1660.1239291356892
            ],
            [
              -120.20988913993305,
              48.662832073145736,
              1020.3439291356893
            ]
          ]
        ]
      },
      "bbox": [
        -120.2098891,
        48.66231826,
        1020.343929,
        -120.1879925,
        48.67683518,
        1660.123929
      ],
      "properties": {
        "datetime": "2018-07-21T02:11:00Z",
        "pc:count": 72999042,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706232.2091,
            "count": 72999042,
            "maximum": 706996.2281,
            "minimum": 705439.4081,
            "name": "X",
            "position": 0,
            "stddev": 437.3352119,
            "variance": 191262.0876
          },
          {
            "average": 5394513.692,
            "count": 72999042,
            "maximum": 5395291.099,
            "minimum": 5393732.679,
            "name": "Y",
            "position": 1,
            "stddev": 421.8289862,
            "variance": 177939.6936
          },
          {
            "average": 1222.042496,
            "count": 72999042,
            "maximum": 1660.123929,
            "minimum": 1020.343929,
            "name": "Z",
            "position": 2,
            "stddev": 135.536424,
            "variance": 18370.12224
          },
          {
            "average": 552.9942715,
            "count": 72999042,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 437.9352103,
            "variance": 191787.2485
          },
          {
            "average": 1.693960189,
            "count": 72999042,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8776184045,
            "variance": 0.7702140638
          },
          {
            "average": 2.387556319,
            "count": 72999042,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.065346362,
            "variance": 1.134962871
          },
          {
            "average": 0.4968640547,
            "count": 72999042,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901692,
            "variance": 0.2499901693
          },
          {
            "average": 0.0003158123637,
            "count": 72999042,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0177683041,
            "variance": 0.0003157126306
          },
          {
            "average": 1.175034009,
            "count": 72999042,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4321376527,
            "variance": 0.1867429509
          },
          {
            "average": -0.1853620916,
            "count": 72999042,
            "maximum": 25.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.25845486,
            "variance": 175.7866254
          },
          {
            "average": 0,
            "count": 72999042,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.5207362,
            "count": 72999042,
            "maximum": 171,
            "minimum": 159,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.87045972,
            "variance": 8.239539003
          },
          {
            "average": 216171508.3,
            "count": 72999042,
            "maximum": 216174260.8,
            "minimum": 216168182.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1440.567056,
            "variance": 2075233.442
          },
          {
            "average": 0,
            "count": 72999042,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72999042,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72999042,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72999042,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 72999042,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705439.4081,
          5393732.679,
          1020.343929,
          706996.2281,
          5395291.099,
          1660.123929
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705439.4081335684,
                5393732.678894541,
                1020.3439291356893
              ],
              [
                705439.4081335684,
                5395291.098894541,
                1020.3439291356893
              ],
              [
                706996.2281335684,
                5395291.098894541,
                1660.1239291356892
              ],
              [
                706996.2281335684,
                5393732.678894541,
                1660.1239291356892
              ],
              [
                705439.4081335684,
                5393732.678894541,
                1020.3439291356893
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:11:00+00:00",
        "end_time": "2018-07-21T00:29:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2098891,
            48.66231826,
            1020.343929,
            -120.1879925,
            48.67683518,
            1660.123929
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20988913993305,
                  48.662832073145736,
                  1020.3439291356893
                ],
                [
                  -120.20911531927071,
                  48.67683518334884,
                  1020.3439291356893
                ],
                [
                  -120.18799246983669,
                  48.6763211187396,
                  1660.1239291356892
                ],
                [
                  -120.1887721284287,
                  48.662318260148744,
                  1660.1239291356892
                ],
                [
                  -120.20988913993305,
                  48.662832073145736,
                  1020.3439291356893
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:11:00Z",
            "pc:count": 72999042,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706232.2091,
                "count": 72999042,
                "maximum": 706996.2281,
                "minimum": 705439.4081,
                "name": "X",
                "position": 0,
                "stddev": 437.3352119,
                "variance": 191262.0876
              },
              {
                "average": 5394513.692,
                "count": 72999042,
                "maximum": 5395291.099,
                "minimum": 5393732.679,
                "name": "Y",
                "position": 1,
                "stddev": 421.8289862,
                "variance": 177939.6936
              },
              {
                "average": 1222.042496,
                "count": 72999042,
                "maximum": 1660.123929,
                "minimum": 1020.343929,
                "name": "Z",
                "position": 2,
                "stddev": 135.536424,
                "variance": 18370.12224
              },
              {
                "average": 552.9942715,
                "count": 72999042,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 437.9352103,
                "variance": 191787.2485
              },
              {
                "average": 1.693960189,
                "count": 72999042,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8776184045,
                "variance": 0.7702140638
              },
              {
                "average": 2.387556319,
                "count": 72999042,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.065346362,
                "variance": 1.134962871
              },
              {
                "average": 0.4968640547,
                "count": 72999042,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901692,
                "variance": 0.2499901693
              },
              {
                "average": 0.0003158123637,
                "count": 72999042,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0177683041,
                "variance": 0.0003157126306
              },
              {
                "average": 1.175034009,
                "count": 72999042,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4321376527,
                "variance": 0.1867429509
              },
              {
                "average": -0.1853620916,
                "count": 72999042,
                "maximum": 25.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.25845486,
                "variance": 175.7866254
              },
              {
                "average": 0,
                "count": 72999042,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.5207362,
                "count": 72999042,
                "maximum": 171,
                "minimum": 159,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.87045972,
                "variance": 8.239539003
              },
              {
                "average": 216171508.3,
                "count": 72999042,
                "maximum": 216174260.8,
                "minimum": 216168182.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1440.567056,
                "variance": 2075233.442
              },
              {
                "average": 0,
                "count": 72999042,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72999042,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72999042,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72999042,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 72999042,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705439.4081,
              5393732.679,
              1020.343929,
              706996.2281,
              5395291.099,
              1660.123929
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705439.4081335684,
                    5393732.678894541,
                    1020.3439291356893
                  ],
                  [
                    705439.4081335684,
                    5395291.098894541,
                    1020.3439291356893
                  ],
                  [
                    706996.2281335684,
                    5395291.098894541,
                    1660.1239291356892
                  ],
                  [
                    706996.2281335684,
                    5393732.678894541,
                    1660.1239291356892
                  ],
                  [
                    705439.4081335684,
                    5393732.678894541,
                    1020.3439291356893
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:11:00+00:00",
            "end_time": "2018-07-21T00:29:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16931855197805,
              48.7033857194815,
              1283.499052249952
            ],
            [
              -120.16853220716881,
              48.71739111839686,
              1283.499052249952
            ],
            [
              -120.14739258119596,
              48.716869277184145,
              1750.459052249952
            ],
            [
              -120.14818477748852,
              48.70286413377649,
              1750.459052249952
            ],
            [
              -120.16931855197805,
              48.7033857194815,
              1283.499052249952
            ]
          ]
        ]
      },
      "bbox": [
        -120.1693186,
        48.70286413,
        1283.499052,
        -120.1473926,
        48.71739112,
        1750.459052
      ],
      "properties": {
        "datetime": "2018-07-21T00:23:19Z",
        "pc:count": 51238687,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708965.9723,
            "count": 51238687,
            "maximum": 709815.8428,
            "minimum": 708258.9828,
            "name": "X",
            "position": 0,
            "stddev": 429.6584125,
            "variance": 184606.3514
          },
          {
            "average": 5399078.772,
            "count": 51238687,
            "maximum": 5399908.72,
            "minimum": 5398349.98,
            "name": "Y",
            "position": 1,
            "stddev": 426.4093739,
            "variance": 181824.9542
          },
          {
            "average": 1508.07141,
            "count": 51238687,
            "maximum": 1750.459052,
            "minimum": 1283.499052,
            "name": "Z",
            "position": 2,
            "stddev": 79.98156261,
            "variance": 6397.050358
          },
          {
            "average": 700.6945402,
            "count": 51238687,
            "maximum": 3541,
            "minimum": 4,
            "name": "Intensity",
            "position": 3,
            "stddev": 527.7203098,
            "variance": 278488.7254
          },
          {
            "average": 1.63092856,
            "count": 51238687,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9124753959,
            "variance": 0.8326113482
          },
          {
            "average": 2.262502843,
            "count": 51238687,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.212173755,
            "variance": 1.469365213
          },
          {
            "average": 0.4966289632,
            "count": 51238687,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999886409,
            "variance": 0.249988641
          },
          {
            "average": 0.0002835747918,
            "count": 51238687,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01683729143,
            "variance": 0.0002834943827
          },
          {
            "average": 1.267255072,
            "count": 51238687,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4778258677,
            "variance": 0.2283175599
          },
          {
            "average": 1.317927874,
            "count": 51238687,
            "maximum": 28.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.52439551,
            "variance": 241.006856
          },
          {
            "average": 0,
            "count": 51238687,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 295.7087775,
            "count": 51238687,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 418.5793494,
            "variance": 175208.6717
          },
          {
            "average": 216156124.9,
            "count": 51238687,
            "maximum": 216167799.2,
            "minimum": 216136479.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13385.19516,
            "variance": 179163449.5
          },
          {
            "average": 0,
            "count": 51238687,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51238687,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51238687,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51238687,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51238687,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708258.9828,
          5398349.98,
          1283.499052,
          709815.8428,
          5399908.72,
          1750.459052
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708258.9828453202,
                5398349.979653419,
                1283.499052249952
              ],
              [
                708258.9828453202,
                5399908.719653419,
                1283.499052249952
              ],
              [
                709815.8428453204,
                5399908.719653419,
                1750.459052249952
              ],
              [
                709815.8428453204,
                5398349.979653419,
                1750.459052249952
              ],
              [
                708258.9828453202,
                5398349.979653419,
                1283.499052249952
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:23:19+00:00",
        "end_time": "2018-07-20T15:41:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1693186,
            48.70286413,
            1283.499052,
            -120.1473926,
            48.71739112,
            1750.459052
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16931855197805,
                  48.7033857194815,
                  1283.499052249952
                ],
                [
                  -120.16853220716881,
                  48.71739111839686,
                  1283.499052249952
                ],
                [
                  -120.14739258119596,
                  48.716869277184145,
                  1750.459052249952
                ],
                [
                  -120.14818477748852,
                  48.70286413377649,
                  1750.459052249952
                ],
                [
                  -120.16931855197805,
                  48.7033857194815,
                  1283.499052249952
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:23:19Z",
            "pc:count": 51238687,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708965.9723,
                "count": 51238687,
                "maximum": 709815.8428,
                "minimum": 708258.9828,
                "name": "X",
                "position": 0,
                "stddev": 429.6584125,
                "variance": 184606.3514
              },
              {
                "average": 5399078.772,
                "count": 51238687,
                "maximum": 5399908.72,
                "minimum": 5398349.98,
                "name": "Y",
                "position": 1,
                "stddev": 426.4093739,
                "variance": 181824.9542
              },
              {
                "average": 1508.07141,
                "count": 51238687,
                "maximum": 1750.459052,
                "minimum": 1283.499052,
                "name": "Z",
                "position": 2,
                "stddev": 79.98156261,
                "variance": 6397.050358
              },
              {
                "average": 700.6945402,
                "count": 51238687,
                "maximum": 3541,
                "minimum": 4,
                "name": "Intensity",
                "position": 3,
                "stddev": 527.7203098,
                "variance": 278488.7254
              },
              {
                "average": 1.63092856,
                "count": 51238687,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9124753959,
                "variance": 0.8326113482
              },
              {
                "average": 2.262502843,
                "count": 51238687,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.212173755,
                "variance": 1.469365213
              },
              {
                "average": 0.4966289632,
                "count": 51238687,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999886409,
                "variance": 0.249988641
              },
              {
                "average": 0.0002835747918,
                "count": 51238687,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01683729143,
                "variance": 0.0002834943827
              },
              {
                "average": 1.267255072,
                "count": 51238687,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4778258677,
                "variance": 0.2283175599
              },
              {
                "average": 1.317927874,
                "count": 51238687,
                "maximum": 28.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.52439551,
                "variance": 241.006856
              },
              {
                "average": 0,
                "count": 51238687,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 295.7087775,
                "count": 51238687,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 418.5793494,
                "variance": 175208.6717
              },
              {
                "average": 216156124.9,
                "count": 51238687,
                "maximum": 216167799.2,
                "minimum": 216136479.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13385.19516,
                "variance": 179163449.5
              },
              {
                "average": 0,
                "count": 51238687,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51238687,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51238687,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51238687,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51238687,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708258.9828,
              5398349.98,
              1283.499052,
              709815.8428,
              5399908.72,
              1750.459052
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708258.9828453202,
                    5398349.979653419,
                    1283.499052249952
                  ],
                  [
                    708258.9828453202,
                    5399908.719653419,
                    1283.499052249952
                  ],
                  [
                    709815.8428453204,
                    5399908.719653419,
                    1750.459052249952
                  ],
                  [
                    709815.8428453204,
                    5398349.979653419,
                    1750.459052249952
                  ],
                  [
                    708258.9828453202,
                    5398349.979653419,
                    1283.499052249952
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:23:19+00:00",
            "end_time": "2018-07-20T15:41:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10742747373438,
              48.3120924598046,
              542.323539225812
            ],
            [
              -120.10663526224258,
              48.32609194756131,
              542.323539225812
            ],
            [
              -120.08565466577959,
              48.32556182965196,
              1141.6835392258122
            ],
            [
              -120.08645260206788,
              48.311562600903684,
              1141.6835392258122
            ],
            [
              -120.10742747373438,
              48.3120924598046,
              542.323539225812
            ]
          ]
        ]
      },
      "bbox": [
        -120.1074275,
        48.3115626,
        542.3235392,
        -120.0856547,
        48.32609195,
        1141.683539
      ],
      "properties": {
        "datetime": "2018-07-20T02:24:54Z",
        "pc:count": 44262190,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715224.0956,
            "count": 44262190,
            "maximum": 716015.0346,
            "minimum": 714457.8546,
            "name": "X",
            "position": 0,
            "stddev": 422.7321948,
            "variance": 178702.5085
          },
          {
            "average": 5355800.586,
            "count": 44262190,
            "maximum": 5356591.282,
            "minimum": 5355033.222,
            "name": "Y",
            "position": 1,
            "stddev": 456.9342504,
            "variance": 208788.9092
          },
          {
            "average": 691.7019546,
            "count": 44262190,
            "maximum": 1141.683539,
            "minimum": 542.3235392,
            "name": "Z",
            "position": 2,
            "stddev": 137.3240204,
            "variance": 18857.88658
          },
          {
            "average": 691.0418712,
            "count": 44262190,
            "maximum": 4095,
            "minimum": 24,
            "name": "Intensity",
            "position": 3,
            "stddev": 399.0516637,
            "variance": 159242.2303
          },
          {
            "average": 1.276889214,
            "count": 44262190,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5556811213,
            "variance": 0.3087815086
          },
          {
            "average": 1.553691966,
            "count": 44262190,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7567593532,
            "variance": 0.5726847186
          },
          {
            "average": 0.49626835,
            "count": 44262190,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999860802,
            "variance": 0.2499860804
          },
          {
            "average": 0.0003020636801,
            "count": 44262190,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01737735436,
            "variance": 0.0003019724444
          },
          {
            "average": 1.306335272,
            "count": 44262190,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4987124446,
            "variance": 0.2487141024
          },
          {
            "average": -0.1032804873,
            "count": 44262190,
            "maximum": 19.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.998979029,
            "variance": 99.97958162
          },
          {
            "average": 0,
            "count": 44262190,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.54833819,
            "count": 44262190,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.192162352,
            "variance": 4.805575778
          },
          {
            "average": 216085873.5,
            "count": 44262190,
            "maximum": 216088694.4,
            "minimum": 216083689.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1379.552166,
            "variance": 1903164.178
          },
          {
            "average": 0,
            "count": 44262190,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44262190,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44262190,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44262190,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44262190,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714457.8546,
          5355033.222,
          542.3235392,
          716015.0346,
          5356591.282,
          1141.683539
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714457.8545758962,
                5355033.221700404,
                542.323539225812
              ],
              [
                714457.8545758962,
                5356591.281700404,
                542.323539225812
              ],
              [
                716015.0345758961,
                5356591.281700404,
                1141.6835392258122
              ],
              [
                716015.0345758961,
                5355033.221700404,
                1141.6835392258122
              ],
              [
                714457.8545758962,
                5355033.221700404,
                542.323539225812
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:24:54+00:00",
        "end_time": "2018-07-20T01:01:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1074275,
            48.3115626,
            542.3235392,
            -120.0856547,
            48.32609195,
            1141.683539
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10742747373438,
                  48.3120924598046,
                  542.323539225812
                ],
                [
                  -120.10663526224258,
                  48.32609194756131,
                  542.323539225812
                ],
                [
                  -120.08565466577959,
                  48.32556182965196,
                  1141.6835392258122
                ],
                [
                  -120.08645260206788,
                  48.311562600903684,
                  1141.6835392258122
                ],
                [
                  -120.10742747373438,
                  48.3120924598046,
                  542.323539225812
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:24:54Z",
            "pc:count": 44262190,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715224.0956,
                "count": 44262190,
                "maximum": 716015.0346,
                "minimum": 714457.8546,
                "name": "X",
                "position": 0,
                "stddev": 422.7321948,
                "variance": 178702.5085
              },
              {
                "average": 5355800.586,
                "count": 44262190,
                "maximum": 5356591.282,
                "minimum": 5355033.222,
                "name": "Y",
                "position": 1,
                "stddev": 456.9342504,
                "variance": 208788.9092
              },
              {
                "average": 691.7019546,
                "count": 44262190,
                "maximum": 1141.683539,
                "minimum": 542.3235392,
                "name": "Z",
                "position": 2,
                "stddev": 137.3240204,
                "variance": 18857.88658
              },
              {
                "average": 691.0418712,
                "count": 44262190,
                "maximum": 4095,
                "minimum": 24,
                "name": "Intensity",
                "position": 3,
                "stddev": 399.0516637,
                "variance": 159242.2303
              },
              {
                "average": 1.276889214,
                "count": 44262190,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5556811213,
                "variance": 0.3087815086
              },
              {
                "average": 1.553691966,
                "count": 44262190,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7567593532,
                "variance": 0.5726847186
              },
              {
                "average": 0.49626835,
                "count": 44262190,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999860802,
                "variance": 0.2499860804
              },
              {
                "average": 0.0003020636801,
                "count": 44262190,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01737735436,
                "variance": 0.0003019724444
              },
              {
                "average": 1.306335272,
                "count": 44262190,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4987124446,
                "variance": 0.2487141024
              },
              {
                "average": -0.1032804873,
                "count": 44262190,
                "maximum": 19.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.998979029,
                "variance": 99.97958162
              },
              {
                "average": 0,
                "count": 44262190,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.54833819,
                "count": 44262190,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.192162352,
                "variance": 4.805575778
              },
              {
                "average": 216085873.5,
                "count": 44262190,
                "maximum": 216088694.4,
                "minimum": 216083689.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1379.552166,
                "variance": 1903164.178
              },
              {
                "average": 0,
                "count": 44262190,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44262190,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44262190,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44262190,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44262190,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714457.8546,
              5355033.222,
              542.3235392,
              716015.0346,
              5356591.282,
              1141.683539
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714457.8545758962,
                    5355033.221700404,
                    542.323539225812
                  ],
                  [
                    714457.8545758962,
                    5356591.281700404,
                    542.323539225812
                  ],
                  [
                    716015.0345758961,
                    5356591.281700404,
                    1141.6835392258122
                  ],
                  [
                    716015.0345758961,
                    5355033.221700404,
                    1141.6835392258122
                  ],
                  [
                    714457.8545758962,
                    5355033.221700404,
                    542.323539225812
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:24:54+00:00",
            "end_time": "2018-07-20T01:01:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.23012265467186,
              48.63580060413846,
              833.0046622660182
            ],
            [
              -120.22935515092703,
              48.64980438027687,
              833.0046622660182
            ],
            [
              -120.20824322882311,
              48.64929423708827,
              1328.4846622660182
            ],
            [
              -120.20901656239135,
              48.63529071062401,
              1328.4846622660182
            ],
            [
              -120.23012265467186,
              48.63580060413846,
              833.0046622660182
            ]
          ]
        ]
      },
      "bbox": [
        -120.2301227,
        48.63529071,
        833.0046623,
        -120.2082432,
        48.64980438,
        1328.484662
      ],
      "properties": {
        "datetime": "2018-07-21T18:55:37Z",
        "pc:count": 68290611,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704849.3265,
            "count": 68290611,
            "maximum": 705615.6707,
            "minimum": 704058.8507,
            "name": "X",
            "position": 0,
            "stddev": 424.3925735,
            "variance": 180109.0564
          },
          {
            "average": 5391470.089,
            "count": 68290611,
            "maximum": 5392232.494,
            "minimum": 5390674.034,
            "name": "Y",
            "position": 1,
            "stddev": 453.8110057,
            "variance": 205944.4289
          },
          {
            "average": 1080.059069,
            "count": 68290611,
            "maximum": 1328.484662,
            "minimum": 833.0046623,
            "name": "Z",
            "position": 2,
            "stddev": 120.2708622,
            "variance": 14465.08029
          },
          {
            "average": 528.6703894,
            "count": 68290611,
            "maximum": 3003,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 429.8443824,
            "variance": 184766.1931
          },
          {
            "average": 1.628959448,
            "count": 68290611,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8315324785,
            "variance": 0.6914462627
          },
          {
            "average": 2.257688542,
            "count": 68290611,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.024536168,
            "variance": 1.049674359
          },
          {
            "average": 0.4970666465,
            "count": 68290611,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499991399,
            "variance": 0.2499913991
          },
          {
            "average": 0.0002582492636,
            "count": 68290611,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0160680607,
            "variance": 0.0002581825747
          },
          {
            "average": 1.199972556,
            "count": 68290611,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4380323178,
            "variance": 0.1918723114
          },
          {
            "average": -0.7876957474,
            "count": 68290611,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.44395709,
            "variance": 130.9641539
          },
          {
            "average": 0,
            "count": 68290611,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.8202808,
            "count": 68290611,
            "maximum": 176,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.48366827,
            "variance": 1189.123377
          },
          {
            "average": 216177715.7,
            "count": 68290611,
            "maximum": 216234537.5,
            "minimum": 216171727.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12948.24149,
            "variance": 167656957.8
          },
          {
            "average": 0,
            "count": 68290611,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68290611,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68290611,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68290611,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68290611,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704058.8507,
          5390674.034,
          833.0046623,
          705615.6707,
          5392232.494,
          1328.484662
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704058.8506775826,
                5390674.033843365,
                833.0046622660182
              ],
              [
                704058.8506775826,
                5392232.493843365,
                833.0046622660182
              ],
              [
                705615.6706775826,
                5392232.493843365,
                1328.4846622660182
              ],
              [
                705615.6706775826,
                5390674.033843365,
                1328.4846622660182
              ],
              [
                704058.8506775826,
                5390674.033843365,
                833.0046622660182
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:55:37+00:00",
        "end_time": "2018-07-21T01:28:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2301227,
            48.63529071,
            833.0046623,
            -120.2082432,
            48.64980438,
            1328.484662
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.23012265467186,
                  48.63580060413846,
                  833.0046622660182
                ],
                [
                  -120.22935515092703,
                  48.64980438027687,
                  833.0046622660182
                ],
                [
                  -120.20824322882311,
                  48.64929423708827,
                  1328.4846622660182
                ],
                [
                  -120.20901656239135,
                  48.63529071062401,
                  1328.4846622660182
                ],
                [
                  -120.23012265467186,
                  48.63580060413846,
                  833.0046622660182
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:55:37Z",
            "pc:count": 68290611,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704849.3265,
                "count": 68290611,
                "maximum": 705615.6707,
                "minimum": 704058.8507,
                "name": "X",
                "position": 0,
                "stddev": 424.3925735,
                "variance": 180109.0564
              },
              {
                "average": 5391470.089,
                "count": 68290611,
                "maximum": 5392232.494,
                "minimum": 5390674.034,
                "name": "Y",
                "position": 1,
                "stddev": 453.8110057,
                "variance": 205944.4289
              },
              {
                "average": 1080.059069,
                "count": 68290611,
                "maximum": 1328.484662,
                "minimum": 833.0046623,
                "name": "Z",
                "position": 2,
                "stddev": 120.2708622,
                "variance": 14465.08029
              },
              {
                "average": 528.6703894,
                "count": 68290611,
                "maximum": 3003,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 429.8443824,
                "variance": 184766.1931
              },
              {
                "average": 1.628959448,
                "count": 68290611,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8315324785,
                "variance": 0.6914462627
              },
              {
                "average": 2.257688542,
                "count": 68290611,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.024536168,
                "variance": 1.049674359
              },
              {
                "average": 0.4970666465,
                "count": 68290611,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499991399,
                "variance": 0.2499913991
              },
              {
                "average": 0.0002582492636,
                "count": 68290611,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0160680607,
                "variance": 0.0002581825747
              },
              {
                "average": 1.199972556,
                "count": 68290611,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4380323178,
                "variance": 0.1918723114
              },
              {
                "average": -0.7876957474,
                "count": 68290611,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.44395709,
                "variance": 130.9641539
              },
              {
                "average": 0,
                "count": 68290611,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.8202808,
                "count": 68290611,
                "maximum": 176,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.48366827,
                "variance": 1189.123377
              },
              {
                "average": 216177715.7,
                "count": 68290611,
                "maximum": 216234537.5,
                "minimum": 216171727.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12948.24149,
                "variance": 167656957.8
              },
              {
                "average": 0,
                "count": 68290611,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68290611,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68290611,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68290611,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68290611,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704058.8507,
              5390674.034,
              833.0046623,
              705615.6707,
              5392232.494,
              1328.484662
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704058.8506775826,
                    5390674.033843365,
                    833.0046622660182
                  ],
                  [
                    704058.8506775826,
                    5392232.493843365,
                    833.0046622660182
                  ],
                  [
                    705615.6706775826,
                    5392232.493843365,
                    1328.4846622660182
                  ],
                  [
                    705615.6706775826,
                    5390674.033843365,
                    1328.4846622660182
                  ],
                  [
                    704058.8506775826,
                    5390674.033843365,
                    833.0046622660182
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:55:37+00:00",
            "end_time": "2018-07-21T01:28:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12835870345944,
              48.60895737137195,
              1117.0073575898227
            ],
            [
              -120.12756370377645,
              48.62296124359358,
              1117.0073575898227
            ],
            [
              -120.10646321340575,
              48.622432620670835,
              1693.207357589823
            ],
            [
              -120.10726403324675,
              48.608429007138106,
              1693.207357589823
            ],
            [
              -120.12835870345944,
              48.60895737137195,
              1117.0073575898227
            ]
          ]
        ]
      },
      "bbox": [
        -120.1283587,
        48.60842901,
        1117.007358,
        -120.1064632,
        48.62296124,
        1693.207358
      ],
      "properties": {
        "datetime": "2018-07-20T03:04:02Z",
        "pc:count": 55010069,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712455.4162,
            "count": 55010069,
            "maximum": 713224.3301,
            "minimum": 711667.3901,
            "name": "X",
            "position": 0,
            "stddev": 408.0610615,
            "variance": 166513.8299
          },
          {
            "average": 5388782.966,
            "count": 55010069,
            "maximum": 5389526.473,
            "minimum": 5387967.873,
            "name": "Y",
            "position": 1,
            "stddev": 429.9801272,
            "variance": 184882.9098
          },
          {
            "average": 1435.041438,
            "count": 55010069,
            "maximum": 1693.207358,
            "minimum": 1117.007358,
            "name": "Z",
            "position": 2,
            "stddev": 120.3114617,
            "variance": 14474.84782
          },
          {
            "average": 549.9856039,
            "count": 55010069,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.0131354,
            "variance": 203412.8483
          },
          {
            "average": 1.774525242,
            "count": 55010069,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9630148626,
            "variance": 0.9273976255
          },
          {
            "average": 2.54920222,
            "count": 55010069,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.1865761,
            "variance": 1.407962842
          },
          {
            "average": 0.4971314252,
            "count": 55010069,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999917758,
            "variance": 0.2499917758
          },
          {
            "average": 0.0002476455719,
            "count": 55010069,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01573481008,
            "variance": 0.0002475842481
          },
          {
            "average": 1.245771606,
            "count": 55010069,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5001948585,
            "variance": 0.2501948965
          },
          {
            "average": 0.5684198609,
            "count": 55010069,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.71013987,
            "variance": 187.9679352
          },
          {
            "average": 0,
            "count": 55010069,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.62919474,
            "count": 55010069,
            "maximum": 89,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.12769938,
            "variance": 4.527104652
          },
          {
            "average": 216088932.4,
            "count": 55010069,
            "maximum": 216091042.9,
            "minimum": 216085568.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1274.41137,
            "variance": 1624124.34
          },
          {
            "average": 0,
            "count": 55010069,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55010069,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55010069,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55010069,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 55010069,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711667.3901,
          5387967.873,
          1117.007358,
          713224.3301,
          5389526.473,
          1693.207358
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711667.3901144802,
                5387967.872967032,
                1117.0073575898227
              ],
              [
                711667.3901144802,
                5389526.472967031,
                1117.0073575898227
              ],
              [
                713224.3301144801,
                5389526.472967031,
                1693.207357589823
              ],
              [
                713224.3301144801,
                5387967.872967032,
                1693.207357589823
              ],
              [
                711667.3901144802,
                5387967.872967032,
                1117.0073575898227
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:04:02+00:00",
        "end_time": "2018-07-20T01:32:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1283587,
            48.60842901,
            1117.007358,
            -120.1064632,
            48.62296124,
            1693.207358
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12835870345944,
                  48.60895737137195,
                  1117.0073575898227
                ],
                [
                  -120.12756370377645,
                  48.62296124359358,
                  1117.0073575898227
                ],
                [
                  -120.10646321340575,
                  48.622432620670835,
                  1693.207357589823
                ],
                [
                  -120.10726403324675,
                  48.608429007138106,
                  1693.207357589823
                ],
                [
                  -120.12835870345944,
                  48.60895737137195,
                  1117.0073575898227
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:04:02Z",
            "pc:count": 55010069,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712455.4162,
                "count": 55010069,
                "maximum": 713224.3301,
                "minimum": 711667.3901,
                "name": "X",
                "position": 0,
                "stddev": 408.0610615,
                "variance": 166513.8299
              },
              {
                "average": 5388782.966,
                "count": 55010069,
                "maximum": 5389526.473,
                "minimum": 5387967.873,
                "name": "Y",
                "position": 1,
                "stddev": 429.9801272,
                "variance": 184882.9098
              },
              {
                "average": 1435.041438,
                "count": 55010069,
                "maximum": 1693.207358,
                "minimum": 1117.007358,
                "name": "Z",
                "position": 2,
                "stddev": 120.3114617,
                "variance": 14474.84782
              },
              {
                "average": 549.9856039,
                "count": 55010069,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.0131354,
                "variance": 203412.8483
              },
              {
                "average": 1.774525242,
                "count": 55010069,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9630148626,
                "variance": 0.9273976255
              },
              {
                "average": 2.54920222,
                "count": 55010069,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.1865761,
                "variance": 1.407962842
              },
              {
                "average": 0.4971314252,
                "count": 55010069,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999917758,
                "variance": 0.2499917758
              },
              {
                "average": 0.0002476455719,
                "count": 55010069,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01573481008,
                "variance": 0.0002475842481
              },
              {
                "average": 1.245771606,
                "count": 55010069,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5001948585,
                "variance": 0.2501948965
              },
              {
                "average": 0.5684198609,
                "count": 55010069,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.71013987,
                "variance": 187.9679352
              },
              {
                "average": 0,
                "count": 55010069,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.62919474,
                "count": 55010069,
                "maximum": 89,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.12769938,
                "variance": 4.527104652
              },
              {
                "average": 216088932.4,
                "count": 55010069,
                "maximum": 216091042.9,
                "minimum": 216085568.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1274.41137,
                "variance": 1624124.34
              },
              {
                "average": 0,
                "count": 55010069,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55010069,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55010069,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55010069,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 55010069,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711667.3901,
              5387967.873,
              1117.007358,
              713224.3301,
              5389526.473,
              1693.207358
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711667.3901144802,
                    5387967.872967032,
                    1117.0073575898227
                  ],
                  [
                    711667.3901144802,
                    5389526.472967031,
                    1117.0073575898227
                  ],
                  [
                    713224.3301144801,
                    5389526.472967031,
                    1693.207357589823
                  ],
                  [
                    713224.3301144801,
                    5387967.872967032,
                    1693.207357589823
                  ],
                  [
                    711667.3901144802,
                    5387967.872967032,
                    1117.0073575898227
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:04:02+00:00",
            "end_time": "2018-07-20T01:32:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18901142129114,
              48.51440686270707,
              411.15064951519685
            ],
            [
              -120.18823591913282,
              48.52840918689504,
              411.15064951519685
            ],
            [
              -120.16717416432387,
              48.527892440992964,
              875.3306495151969
            ],
            [
              -120.16795545657891,
              48.51389036954802,
              875.3306495151969
            ],
            [
              -120.18901142129114,
              48.51440686270707,
              411.15064951519685
            ]
          ]
        ]
      },
      "bbox": [
        -120.1890114,
        48.51389037,
        411.1506495,
        -120.1671742,
        48.52840919,
        875.3306495
      ],
      "properties": {
        "datetime": "2018-07-21T01:08:47Z",
        "pc:count": 39750042,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708308.3911,
            "count": 39750042,
            "maximum": 709140.8633,
            "minimum": 707583.9633,
            "name": "X",
            "position": 0,
            "stddev": 428.1508028,
            "variance": 183313.11
          },
          {
            "average": 5378075.278,
            "count": 39750042,
            "maximum": 5378851.381,
            "minimum": 5377293.061,
            "name": "Y",
            "position": 1,
            "stddev": 431.4163106,
            "variance": 186120.0331
          },
          {
            "average": 618.5322912,
            "count": 39750042,
            "maximum": 875.3306495,
            "minimum": 411.1506495,
            "name": "Z",
            "position": 2,
            "stddev": 60.38074454,
            "variance": 3645.834311
          },
          {
            "average": 995.11967,
            "count": 39750042,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 519.2121882,
            "variance": 269581.2963
          },
          {
            "average": 1.173146534,
            "count": 39750042,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4489289145,
            "variance": 0.2015371703
          },
          {
            "average": 1.346434326,
            "count": 39750042,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6337728497,
            "variance": 0.401668025
          },
          {
            "average": 0.4967321796,
            "count": 39750042,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893275,
            "variance": 0.2499893276
          },
          {
            "average": 0.0002498865284,
            "count": 39750042,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0158058246,
            "variance": 0.0002498240914
          },
          {
            "average": 1.433705227,
            "count": 39750042,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5093337257,
            "variance": 0.2594208441
          },
          {
            "average": 0.3183666682,
            "count": 39750042,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.567095663,
            "variance": 91.52931942
          },
          {
            "average": 0,
            "count": 39750042,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.4928056,
            "count": 39750042,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.543824624,
            "variance": 6.471043716
          },
          {
            "average": 216168167.4,
            "count": 39750042,
            "maximum": 216170527,
            "minimum": 216165047.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1372.204619,
            "variance": 1882945.518
          },
          {
            "average": 0,
            "count": 39750042,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39750042,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39750042,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39750042,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39750042,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707583.9633,
          5377293.061,
          411.1506495,
          709140.8633,
          5378851.381,
          875.3306495
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707583.9633020398,
                5377293.060690817,
                411.15064951519685
              ],
              [
                707583.9633020398,
                5378851.380690818,
                411.15064951519685
              ],
              [
                709140.8633020397,
                5378851.380690818,
                875.3306495151969
              ],
              [
                709140.8633020397,
                5377293.060690817,
                875.3306495151969
              ],
              [
                707583.9633020398,
                5377293.060690817,
                411.15064951519685
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:08:47+00:00",
        "end_time": "2018-07-20T23:37:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1890114,
            48.51389037,
            411.1506495,
            -120.1671742,
            48.52840919,
            875.3306495
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18901142129114,
                  48.51440686270707,
                  411.15064951519685
                ],
                [
                  -120.18823591913282,
                  48.52840918689504,
                  411.15064951519685
                ],
                [
                  -120.16717416432387,
                  48.527892440992964,
                  875.3306495151969
                ],
                [
                  -120.16795545657891,
                  48.51389036954802,
                  875.3306495151969
                ],
                [
                  -120.18901142129114,
                  48.51440686270707,
                  411.15064951519685
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:08:47Z",
            "pc:count": 39750042,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708308.3911,
                "count": 39750042,
                "maximum": 709140.8633,
                "minimum": 707583.9633,
                "name": "X",
                "position": 0,
                "stddev": 428.1508028,
                "variance": 183313.11
              },
              {
                "average": 5378075.278,
                "count": 39750042,
                "maximum": 5378851.381,
                "minimum": 5377293.061,
                "name": "Y",
                "position": 1,
                "stddev": 431.4163106,
                "variance": 186120.0331
              },
              {
                "average": 618.5322912,
                "count": 39750042,
                "maximum": 875.3306495,
                "minimum": 411.1506495,
                "name": "Z",
                "position": 2,
                "stddev": 60.38074454,
                "variance": 3645.834311
              },
              {
                "average": 995.11967,
                "count": 39750042,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 519.2121882,
                "variance": 269581.2963
              },
              {
                "average": 1.173146534,
                "count": 39750042,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4489289145,
                "variance": 0.2015371703
              },
              {
                "average": 1.346434326,
                "count": 39750042,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6337728497,
                "variance": 0.401668025
              },
              {
                "average": 0.4967321796,
                "count": 39750042,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893275,
                "variance": 0.2499893276
              },
              {
                "average": 0.0002498865284,
                "count": 39750042,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0158058246,
                "variance": 0.0002498240914
              },
              {
                "average": 1.433705227,
                "count": 39750042,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5093337257,
                "variance": 0.2594208441
              },
              {
                "average": 0.3183666682,
                "count": 39750042,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.567095663,
                "variance": 91.52931942
              },
              {
                "average": 0,
                "count": 39750042,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.4928056,
                "count": 39750042,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.543824624,
                "variance": 6.471043716
              },
              {
                "average": 216168167.4,
                "count": 39750042,
                "maximum": 216170527,
                "minimum": 216165047.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1372.204619,
                "variance": 1882945.518
              },
              {
                "average": 0,
                "count": 39750042,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39750042,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39750042,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39750042,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39750042,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707583.9633,
              5377293.061,
              411.1506495,
              709140.8633,
              5378851.381,
              875.3306495
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707583.9633020398,
                    5377293.060690817,
                    411.15064951519685
                  ],
                  [
                    707583.9633020398,
                    5378851.380690818,
                    411.15064951519685
                  ],
                  [
                    709140.8633020397,
                    5378851.380690818,
                    875.3306495151969
                  ],
                  [
                    709140.8633020397,
                    5377293.060690817,
                    875.3306495151969
                  ],
                  [
                    707583.9633020398,
                    5377293.060690817,
                    411.15064951519685
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:08:47+00:00",
            "end_time": "2018-07-20T23:37:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14868823029397,
              48.60893417024829,
              888.5019748778764
            ],
            [
              -120.14789890539852,
              48.62293739277197,
              888.5019748778764
            ],
            [
              -120.12679777684846,
              48.62241248877356,
              1430.5819748778763
            ],
            [
              -120.12759292201189,
              48.608409523106964,
              1430.5819748778763
            ],
            [
              -120.14868823029397,
              48.60893417024829,
              888.5019748778764
            ]
          ]
        ]
      },
      "bbox": [
        -120.1486882,
        48.60840952,
        888.5019749,
        -120.1267978,
        48.62293739,
        1430.581975
      ],
      "properties": {
        "datetime": "2018-07-20T16:05:58Z",
        "pc:count": 51053382,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710978.2141,
            "count": 51053382,
            "maximum": 711726.1215,
            "minimum": 710169.1615,
            "name": "X",
            "position": 0,
            "stddev": 446.0459902,
            "variance": 198957.0254
          },
          {
            "average": 5388695.739,
            "count": 51053382,
            "maximum": 5389467.609,
            "minimum": 5387909.109,
            "name": "Y",
            "position": 1,
            "stddev": 436.9653253,
            "variance": 190938.6955
          },
          {
            "average": 1119.065858,
            "count": 51053382,
            "maximum": 1430.581975,
            "minimum": 888.5019749,
            "name": "Z",
            "position": 2,
            "stddev": 121.0150198,
            "variance": 14644.63502
          },
          {
            "average": 527.2980991,
            "count": 51053382,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 421.1738278,
            "variance": 177387.3932
          },
          {
            "average": 1.717228743,
            "count": 51053382,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8938944961,
            "variance": 0.7990473702
          },
          {
            "average": 2.434141817,
            "count": 51053382,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.079539255,
            "variance": 1.165405003
          },
          {
            "average": 0.496475258,
            "count": 51053382,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875809,
            "variance": 0.2499875811
          },
          {
            "average": 0.0003190190221,
            "count": 51053382,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01785825454,
            "variance": 0.0003189172552
          },
          {
            "average": 1.226372682,
            "count": 51053382,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4757851587,
            "variance": 0.2263715172
          },
          {
            "average": -0.4104015421,
            "count": 51053382,
            "maximum": 24,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.23717393,
            "variance": 175.2227736
          },
          {
            "average": 0,
            "count": 51053382,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 492.7025743,
            "count": 51053382,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 627.6970712,
            "variance": 394003.6132
          },
          {
            "average": 216122157.4,
            "count": 51053382,
            "maximum": 216137958.6,
            "minimum": 216089650.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21255.88726,
            "variance": 451812743.1
          },
          {
            "average": 0,
            "count": 51053382,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51053382,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51053382,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51053382,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 51053382,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710169.1615,
          5387909.109,
          888.5019749,
          711726.1215,
          5389467.609,
          1430.581975
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710169.1615464536,
                5387909.109217145,
                888.5019748778764
              ],
              [
                710169.1615464536,
                5389467.609217145,
                888.5019748778764
              ],
              [
                711726.1215464536,
                5389467.609217145,
                1430.5819748778763
              ],
              [
                711726.1215464536,
                5387909.109217145,
                1430.5819748778763
              ],
              [
                710169.1615464536,
                5387909.109217145,
                888.5019748778764
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:05:58+00:00",
        "end_time": "2018-07-20T02:40:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1486882,
            48.60840952,
            888.5019749,
            -120.1267978,
            48.62293739,
            1430.581975
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14868823029397,
                  48.60893417024829,
                  888.5019748778764
                ],
                [
                  -120.14789890539852,
                  48.62293739277197,
                  888.5019748778764
                ],
                [
                  -120.12679777684846,
                  48.62241248877356,
                  1430.5819748778763
                ],
                [
                  -120.12759292201189,
                  48.608409523106964,
                  1430.5819748778763
                ],
                [
                  -120.14868823029397,
                  48.60893417024829,
                  888.5019748778764
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:05:58Z",
            "pc:count": 51053382,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710978.2141,
                "count": 51053382,
                "maximum": 711726.1215,
                "minimum": 710169.1615,
                "name": "X",
                "position": 0,
                "stddev": 446.0459902,
                "variance": 198957.0254
              },
              {
                "average": 5388695.739,
                "count": 51053382,
                "maximum": 5389467.609,
                "minimum": 5387909.109,
                "name": "Y",
                "position": 1,
                "stddev": 436.9653253,
                "variance": 190938.6955
              },
              {
                "average": 1119.065858,
                "count": 51053382,
                "maximum": 1430.581975,
                "minimum": 888.5019749,
                "name": "Z",
                "position": 2,
                "stddev": 121.0150198,
                "variance": 14644.63502
              },
              {
                "average": 527.2980991,
                "count": 51053382,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 421.1738278,
                "variance": 177387.3932
              },
              {
                "average": 1.717228743,
                "count": 51053382,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8938944961,
                "variance": 0.7990473702
              },
              {
                "average": 2.434141817,
                "count": 51053382,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.079539255,
                "variance": 1.165405003
              },
              {
                "average": 0.496475258,
                "count": 51053382,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875809,
                "variance": 0.2499875811
              },
              {
                "average": 0.0003190190221,
                "count": 51053382,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01785825454,
                "variance": 0.0003189172552
              },
              {
                "average": 1.226372682,
                "count": 51053382,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4757851587,
                "variance": 0.2263715172
              },
              {
                "average": -0.4104015421,
                "count": 51053382,
                "maximum": 24,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.23717393,
                "variance": 175.2227736
              },
              {
                "average": 0,
                "count": 51053382,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 492.7025743,
                "count": 51053382,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 627.6970712,
                "variance": 394003.6132
              },
              {
                "average": 216122157.4,
                "count": 51053382,
                "maximum": 216137958.6,
                "minimum": 216089650.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21255.88726,
                "variance": 451812743.1
              },
              {
                "average": 0,
                "count": 51053382,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51053382,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51053382,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51053382,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 51053382,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710169.1615,
              5387909.109,
              888.5019749,
              711726.1215,
              5389467.609,
              1430.581975
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710169.1615464536,
                    5387909.109217145,
                    888.5019748778764
                  ],
                  [
                    710169.1615464536,
                    5389467.609217145,
                    888.5019748778764
                  ],
                  [
                    711726.1215464536,
                    5389467.609217145,
                    1430.5819748778763
                  ],
                  [
                    711726.1215464536,
                    5387909.109217145,
                    1430.5819748778763
                  ],
                  [
                    710169.1615464536,
                    5387909.109217145,
                    888.5019748778764
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:05:58+00:00",
            "end_time": "2018-07-20T02:40:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16940503831019,
              48.730381023812384,
              871.2696075497767
            ],
            [
              -120.16861792050825,
              48.74438725636732,
              871.2696075497767
            ],
            [
              -120.1474683318304,
              48.74386525014474,
              1748.0296075497768
            ],
            [
              -120.14826130980664,
              48.72985927322538,
              1748.0296075497768
            ],
            [
              -120.16940503831019,
              48.730381023812384,
              871.2696075497767
            ]
          ]
        ]
      },
      "bbox": [
        -120.169405,
        48.72985927,
        871.2696075,
        -120.1474683,
        48.74438726,
        1748.029608
      ],
      "properties": {
        "datetime": "2018-07-21T00:24:15Z",
        "pc:count": 38710471,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708837.4479,
            "count": 38710471,
            "maximum": 709697.9042,
            "minimum": 708141.1442,
            "name": "X",
            "position": 0,
            "stddev": 460.9029234,
            "variance": 212431.5048
          },
          {
            "average": 5402155.524,
            "count": 38710471,
            "maximum": 5402908.904,
            "minimum": 5401350.064,
            "name": "Y",
            "position": 1,
            "stddev": 434.4787129,
            "variance": 188771.752
          },
          {
            "average": 1324.043408,
            "count": 38710471,
            "maximum": 1748.029608,
            "minimum": 871.2696075,
            "name": "Z",
            "position": 2,
            "stddev": 231.5172465,
            "variance": 53600.23544
          },
          {
            "average": 818.2002285,
            "count": 38710471,
            "maximum": 4095,
            "minimum": 10,
            "name": "Intensity",
            "position": 3,
            "stddev": 418.3830005,
            "variance": 175044.3351
          },
          {
            "average": 1.292681921,
            "count": 38710471,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6541665074,
            "variance": 0.4279338194
          },
          {
            "average": 1.585212564,
            "count": 38710471,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9514186415,
            "variance": 0.9051974313
          },
          {
            "average": 0.4956962161,
            "count": 38710471,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999814836,
            "variance": 0.2499814839
          },
          {
            "average": 0.0002922206759,
            "count": 38710471,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01709196567,
            "variance": 0.0002921352905
          },
          {
            "average": 1.310743416,
            "count": 38710471,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5216490181,
            "variance": 0.2721176981
          },
          {
            "average": 1.075794665,
            "count": 38710471,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.7412699,
            "variance": 217.3050384
          },
          {
            "average": 0,
            "count": 38710471,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 295.649283,
            "count": 38710471,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 420.5375016,
            "variance": 176851.7903
          },
          {
            "average": 216157332.5,
            "count": 38710471,
            "maximum": 216167855.7,
            "minimum": 216136434.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12976.03546,
            "variance": 168377496.2
          },
          {
            "average": 0,
            "count": 38710471,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38710471,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38710471,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38710471,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38710471,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708141.1442,
          5401350.064,
          871.2696075,
          709697.9042,
          5402908.904,
          1748.029608
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708141.1442108065,
                5401350.063572347,
                871.2696075497767
              ],
              [
                708141.1442108065,
                5402908.903572347,
                871.2696075497767
              ],
              [
                709697.9042108065,
                5402908.903572347,
                1748.0296075497768
              ],
              [
                709697.9042108065,
                5401350.063572347,
                1748.0296075497768
              ],
              [
                708141.1442108065,
                5401350.063572347,
                871.2696075497767
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:24:15+00:00",
        "end_time": "2018-07-20T15:40:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.169405,
            48.72985927,
            871.2696075,
            -120.1474683,
            48.74438726,
            1748.029608
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16940503831019,
                  48.730381023812384,
                  871.2696075497767
                ],
                [
                  -120.16861792050825,
                  48.74438725636732,
                  871.2696075497767
                ],
                [
                  -120.1474683318304,
                  48.74386525014474,
                  1748.0296075497768
                ],
                [
                  -120.14826130980664,
                  48.72985927322538,
                  1748.0296075497768
                ],
                [
                  -120.16940503831019,
                  48.730381023812384,
                  871.2696075497767
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:24:15Z",
            "pc:count": 38710471,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708837.4479,
                "count": 38710471,
                "maximum": 709697.9042,
                "minimum": 708141.1442,
                "name": "X",
                "position": 0,
                "stddev": 460.9029234,
                "variance": 212431.5048
              },
              {
                "average": 5402155.524,
                "count": 38710471,
                "maximum": 5402908.904,
                "minimum": 5401350.064,
                "name": "Y",
                "position": 1,
                "stddev": 434.4787129,
                "variance": 188771.752
              },
              {
                "average": 1324.043408,
                "count": 38710471,
                "maximum": 1748.029608,
                "minimum": 871.2696075,
                "name": "Z",
                "position": 2,
                "stddev": 231.5172465,
                "variance": 53600.23544
              },
              {
                "average": 818.2002285,
                "count": 38710471,
                "maximum": 4095,
                "minimum": 10,
                "name": "Intensity",
                "position": 3,
                "stddev": 418.3830005,
                "variance": 175044.3351
              },
              {
                "average": 1.292681921,
                "count": 38710471,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6541665074,
                "variance": 0.4279338194
              },
              {
                "average": 1.585212564,
                "count": 38710471,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9514186415,
                "variance": 0.9051974313
              },
              {
                "average": 0.4956962161,
                "count": 38710471,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999814836,
                "variance": 0.2499814839
              },
              {
                "average": 0.0002922206759,
                "count": 38710471,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01709196567,
                "variance": 0.0002921352905
              },
              {
                "average": 1.310743416,
                "count": 38710471,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5216490181,
                "variance": 0.2721176981
              },
              {
                "average": 1.075794665,
                "count": 38710471,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.7412699,
                "variance": 217.3050384
              },
              {
                "average": 0,
                "count": 38710471,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 295.649283,
                "count": 38710471,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 420.5375016,
                "variance": 176851.7903
              },
              {
                "average": 216157332.5,
                "count": 38710471,
                "maximum": 216167855.7,
                "minimum": 216136434.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12976.03546,
                "variance": 168377496.2
              },
              {
                "average": 0,
                "count": 38710471,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38710471,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38710471,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38710471,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38710471,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708141.1442,
              5401350.064,
              871.2696075,
              709697.9042,
              5402908.904,
              1748.029608
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708141.1442108065,
                    5401350.063572347,
                    871.2696075497767
                  ],
                  [
                    708141.1442108065,
                    5402908.903572347,
                    871.2696075497767
                  ],
                  [
                    709697.9042108065,
                    5402908.903572347,
                    1748.0296075497768
                  ],
                  [
                    709697.9042108065,
                    5401350.063572347,
                    1748.0296075497768
                  ],
                  [
                    708141.1442108065,
                    5401350.063572347,
                    871.2696075497767
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:24:15+00:00",
            "end_time": "2018-07-20T15:40:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10748276606553,
              48.33907920902201,
              463.075016975186
            ],
            [
              -120.10668981915603,
              48.353078631495926,
              463.075016975186
            ],
            [
              -120.08569760593927,
              48.35254828915857,
              630.955016975186
            ],
            [
              -120.08649628624106,
              48.33854912583041,
              630.955016975186
            ],
            [
              -120.10748276606553,
              48.33907920902201,
              463.075016975186
            ]
          ]
        ]
      },
      "bbox": [
        -120.1074828,
        48.33854913,
        463.075017,
        -120.0856976,
        48.35307863,
        630.955017
      ],
      "properties": {
        "datetime": "2018-07-20T02:24:00Z",
        "pc:count": 35614666,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715114.809,
            "count": 35614666,
            "maximum": 715897.7846,
            "minimum": 714340.5646,
            "name": "X",
            "position": 0,
            "stddev": 440.2493147,
            "variance": 193819.4591
          },
          {
            "average": 5358813.129,
            "count": 35614666,
            "maximum": 5359590.323,
            "minimum": 5358032.263,
            "name": "Y",
            "position": 1,
            "stddev": 435.1290503,
            "variance": 189337.2904
          },
          {
            "average": 503.6278546,
            "count": 35614666,
            "maximum": 630.955017,
            "minimum": 463.075017,
            "name": "Z",
            "position": 2,
            "stddev": 39.87168991,
            "variance": 1589.751656
          },
          {
            "average": 1084.300373,
            "count": 35614666,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 483.2932034,
            "variance": 233572.3205
          },
          {
            "average": 1.094951024,
            "count": 35614666,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3343961568,
            "variance": 0.1118207897
          },
          {
            "average": 1.189856954,
            "count": 35614666,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4810727659,
            "variance": 0.2314310061
          },
          {
            "average": 0.4949281007,
            "count": 35614666,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999742822,
            "variance": 0.2499742829
          },
          {
            "average": 0.0002995675995,
            "count": 35614666,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01730542883,
            "variance": 0.0002994778671
          },
          {
            "average": 1.528397234,
            "count": 35614666,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5117118965,
            "variance": 0.261849065
          },
          {
            "average": -0.1585851318,
            "count": 35614666,
            "maximum": 15,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.803372687,
            "variance": 77.49937067
          },
          {
            "average": 0,
            "count": 35614666,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.42359625,
            "count": 35614666,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.196511541,
            "variance": 4.82466295
          },
          {
            "average": 216085783.6,
            "count": 35614666,
            "maximum": 216088640.3,
            "minimum": 216083635.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1368.831051,
            "variance": 1873698.446
          },
          {
            "average": 0,
            "count": 35614666,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35614666,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35614666,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35614666,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35614666,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714340.5646,
          5358032.263,
          463.075017,
          715897.7846,
          5359590.323,
          630.955017
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714340.5646201024,
                5358032.26257951,
                463.075016975186
              ],
              [
                714340.5646201024,
                5359590.3225795105,
                463.075016975186
              ],
              [
                715897.7846201024,
                5359590.3225795105,
                630.955016975186
              ],
              [
                715897.7846201024,
                5358032.26257951,
                630.955016975186
              ],
              [
                714340.5646201024,
                5358032.26257951,
                463.075016975186
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:24:00+00:00",
        "end_time": "2018-07-20T01:00:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1074828,
            48.33854913,
            463.075017,
            -120.0856976,
            48.35307863,
            630.955017
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10748276606553,
                  48.33907920902201,
                  463.075016975186
                ],
                [
                  -120.10668981915603,
                  48.353078631495926,
                  463.075016975186
                ],
                [
                  -120.08569760593927,
                  48.35254828915857,
                  630.955016975186
                ],
                [
                  -120.08649628624106,
                  48.33854912583041,
                  630.955016975186
                ],
                [
                  -120.10748276606553,
                  48.33907920902201,
                  463.075016975186
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:24:00Z",
            "pc:count": 35614666,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715114.809,
                "count": 35614666,
                "maximum": 715897.7846,
                "minimum": 714340.5646,
                "name": "X",
                "position": 0,
                "stddev": 440.2493147,
                "variance": 193819.4591
              },
              {
                "average": 5358813.129,
                "count": 35614666,
                "maximum": 5359590.323,
                "minimum": 5358032.263,
                "name": "Y",
                "position": 1,
                "stddev": 435.1290503,
                "variance": 189337.2904
              },
              {
                "average": 503.6278546,
                "count": 35614666,
                "maximum": 630.955017,
                "minimum": 463.075017,
                "name": "Z",
                "position": 2,
                "stddev": 39.87168991,
                "variance": 1589.751656
              },
              {
                "average": 1084.300373,
                "count": 35614666,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 483.2932034,
                "variance": 233572.3205
              },
              {
                "average": 1.094951024,
                "count": 35614666,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3343961568,
                "variance": 0.1118207897
              },
              {
                "average": 1.189856954,
                "count": 35614666,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4810727659,
                "variance": 0.2314310061
              },
              {
                "average": 0.4949281007,
                "count": 35614666,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999742822,
                "variance": 0.2499742829
              },
              {
                "average": 0.0002995675995,
                "count": 35614666,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01730542883,
                "variance": 0.0002994778671
              },
              {
                "average": 1.528397234,
                "count": 35614666,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5117118965,
                "variance": 0.261849065
              },
              {
                "average": -0.1585851318,
                "count": 35614666,
                "maximum": 15,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.803372687,
                "variance": 77.49937067
              },
              {
                "average": 0,
                "count": 35614666,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.42359625,
                "count": 35614666,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.196511541,
                "variance": 4.82466295
              },
              {
                "average": 216085783.6,
                "count": 35614666,
                "maximum": 216088640.3,
                "minimum": 216083635.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1368.831051,
                "variance": 1873698.446
              },
              {
                "average": 0,
                "count": 35614666,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35614666,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35614666,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35614666,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35614666,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714340.5646,
              5358032.263,
              463.075017,
              715897.7846,
              5359590.323,
              630.955017
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714340.5646201024,
                    5358032.26257951,
                    463.075016975186
                  ],
                  [
                    714340.5646201024,
                    5359590.3225795105,
                    463.075016975186
                  ],
                  [
                    715897.7846201024,
                    5359590.3225795105,
                    630.955016975186
                  ],
                  [
                    715897.7846201024,
                    5358032.26257951,
                    630.955016975186
                  ],
                  [
                    714340.5646201024,
                    5358032.26257951,
                    463.075016975186
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:24:00+00:00",
            "end_time": "2018-07-20T01:00:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18929916840149,
              48.59538118742842,
              634.7697436310661
            ],
            [
              -120.1885214570975,
              48.60938475494063,
              634.7697436310661
            ],
            [
              -120.16742604358834,
              48.60886742060954,
              1160.2697436310661
            ],
            [
              -120.16820957135677,
              48.594864106241175,
              1160.2697436310661
            ],
            [
              -120.18929916840149,
              48.59538118742842,
              634.7697436310661
            ]
          ]
        ]
      },
      "bbox": [
        -120.1892992,
        48.59486411,
        634.7697436,
        -120.167426,
        48.60938475,
        1160.269744
      ],
      "properties": {
        "datetime": "2018-07-21T01:06:07Z",
        "pc:count": 63556910,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707986.6397,
            "count": 63556910,
            "maximum": 708788.4207,
            "minimum": 707231.5207,
            "name": "X",
            "position": 0,
            "stddev": 429.5226483,
            "variance": 184489.7054
          },
          {
            "average": 5387068.86,
            "count": 63556910,
            "maximum": 5387850.258,
            "minimum": 5386291.778,
            "name": "Y",
            "position": 1,
            "stddev": 428.8423086,
            "variance": 183905.7256
          },
          {
            "average": 834.8407584,
            "count": 63556910,
            "maximum": 1160.269744,
            "minimum": 634.7697436,
            "name": "Z",
            "position": 2,
            "stddev": 106.893962,
            "variance": 11426.3191
          },
          {
            "average": 571.6994937,
            "count": 63556910,
            "maximum": 4095,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 434.4192946,
            "variance": 188720.1235
          },
          {
            "average": 1.561147639,
            "count": 63556910,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7704086133,
            "variance": 0.5935294315
          },
          {
            "average": 2.122584358,
            "count": 63556910,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9511851662,
            "variance": 0.9047532204
          },
          {
            "average": 0.4968976151,
            "count": 63556910,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499990379,
            "variance": 0.2499903791
          },
          {
            "average": 0.0002784118989,
            "count": 63556910,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01668335668,
            "variance": 0.0002783343901
          },
          {
            "average": 1.221936372,
            "count": 63556910,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4538337354,
            "variance": 0.2059650594
          },
          {
            "average": -0.04099233604,
            "count": 63556910,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.48433781,
            "variance": 109.9213393
          },
          {
            "average": 0,
            "count": 63556910,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.4367765,
            "count": 63556910,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.525303367,
            "variance": 6.377157097
          },
          {
            "average": 216168120.8,
            "count": 63556910,
            "maximum": 216170367.2,
            "minimum": 216165194.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1369.109536,
            "variance": 1874460.921
          },
          {
            "average": 0,
            "count": 63556910,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63556910,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63556910,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63556910,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 63556910,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707231.5207,
          5386291.778,
          634.7697436,
          708788.4207,
          5387850.258,
          1160.269744
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707231.5207472516,
                5386291.778488193,
                634.7697436310661
              ],
              [
                707231.5207472516,
                5387850.258488193,
                634.7697436310661
              ],
              [
                708788.4207472515,
                5387850.258488193,
                1160.2697436310661
              ],
              [
                708788.4207472515,
                5386291.778488193,
                1160.2697436310661
              ],
              [
                707231.5207472516,
                5386291.778488193,
                634.7697436310661
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:06:07+00:00",
        "end_time": "2018-07-20T23:39:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1892992,
            48.59486411,
            634.7697436,
            -120.167426,
            48.60938475,
            1160.269744
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18929916840149,
                  48.59538118742842,
                  634.7697436310661
                ],
                [
                  -120.1885214570975,
                  48.60938475494063,
                  634.7697436310661
                ],
                [
                  -120.16742604358834,
                  48.60886742060954,
                  1160.2697436310661
                ],
                [
                  -120.16820957135677,
                  48.594864106241175,
                  1160.2697436310661
                ],
                [
                  -120.18929916840149,
                  48.59538118742842,
                  634.7697436310661
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:06:07Z",
            "pc:count": 63556910,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707986.6397,
                "count": 63556910,
                "maximum": 708788.4207,
                "minimum": 707231.5207,
                "name": "X",
                "position": 0,
                "stddev": 429.5226483,
                "variance": 184489.7054
              },
              {
                "average": 5387068.86,
                "count": 63556910,
                "maximum": 5387850.258,
                "minimum": 5386291.778,
                "name": "Y",
                "position": 1,
                "stddev": 428.8423086,
                "variance": 183905.7256
              },
              {
                "average": 834.8407584,
                "count": 63556910,
                "maximum": 1160.269744,
                "minimum": 634.7697436,
                "name": "Z",
                "position": 2,
                "stddev": 106.893962,
                "variance": 11426.3191
              },
              {
                "average": 571.6994937,
                "count": 63556910,
                "maximum": 4095,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 434.4192946,
                "variance": 188720.1235
              },
              {
                "average": 1.561147639,
                "count": 63556910,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7704086133,
                "variance": 0.5935294315
              },
              {
                "average": 2.122584358,
                "count": 63556910,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9511851662,
                "variance": 0.9047532204
              },
              {
                "average": 0.4968976151,
                "count": 63556910,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499990379,
                "variance": 0.2499903791
              },
              {
                "average": 0.0002784118989,
                "count": 63556910,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01668335668,
                "variance": 0.0002783343901
              },
              {
                "average": 1.221936372,
                "count": 63556910,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4538337354,
                "variance": 0.2059650594
              },
              {
                "average": -0.04099233604,
                "count": 63556910,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.48433781,
                "variance": 109.9213393
              },
              {
                "average": 0,
                "count": 63556910,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.4367765,
                "count": 63556910,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.525303367,
                "variance": 6.377157097
              },
              {
                "average": 216168120.8,
                "count": 63556910,
                "maximum": 216170367.2,
                "minimum": 216165194.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1369.109536,
                "variance": 1874460.921
              },
              {
                "average": 0,
                "count": 63556910,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63556910,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63556910,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63556910,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 63556910,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707231.5207,
              5386291.778,
              634.7697436,
              708788.4207,
              5387850.258,
              1160.269744
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707231.5207472516,
                    5386291.778488193,
                    634.7697436310661
                  ],
                  [
                    707231.5207472516,
                    5387850.258488193,
                    634.7697436310661
                  ],
                  [
                    708788.4207472515,
                    5387850.258488193,
                    1160.2697436310661
                  ],
                  [
                    708788.4207472515,
                    5386291.778488193,
                    1160.2697436310661
                  ],
                  [
                    707231.5207472516,
                    5386291.778488193,
                    634.7697436310661
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:06:07+00:00",
            "end_time": "2018-07-20T23:39:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16876082170721,
              48.5279319050027,
              810.633250439171
            ],
            [
              -120.16797933608777,
              48.54193449101449,
              810.633250439171
            ],
            [
              -120.14691098720228,
              48.54141389790232,
              1192.7532504391709
            ],
            [
              -120.14769826740006,
              48.52741156653505,
              1192.7532504391709
            ],
            [
              -120.16876082170721,
              48.5279319050027,
              810.633250439171
            ]
          ]
        ]
      },
      "bbox": [
        -120.1687608,
        48.52741157,
        810.6332504,
        -120.146911,
        48.54193449,
        1192.75325
      ],
      "properties": {
        "datetime": "2018-07-21T00:17:41Z",
        "pc:count": 38432293,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709833.5279,
            "count": 38432293,
            "maximum": 710580.5733,
            "minimum": 709023.5733,
            "name": "X",
            "position": 0,
            "stddev": 432.0146764,
            "variance": 186636.6806
          },
          {
            "average": 5379673.953,
            "count": 38432293,
            "maximum": 5380409.805,
            "minimum": 5378851.425,
            "name": "Y",
            "position": 1,
            "stddev": 430.9287769,
            "variance": 185699.6108
          },
          {
            "average": 1001.477618,
            "count": 38432293,
            "maximum": 1192.75325,
            "minimum": 810.6332504,
            "name": "Z",
            "position": 2,
            "stddev": 94.76287647,
            "variance": 8980.002756
          },
          {
            "average": 898.2351066,
            "count": 38432293,
            "maximum": 3729,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 508.3583203,
            "variance": 258428.1819
          },
          {
            "average": 1.354886475,
            "count": 38432293,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7159528545,
            "variance": 0.5125884899
          },
          {
            "average": 1.709813724,
            "count": 38432293,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.028106849,
            "variance": 1.057003693
          },
          {
            "average": 0.4972652035,
            "count": 38432293,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999925273,
            "variance": 0.2499925274
          },
          {
            "average": 0.0002469277594,
            "count": 38432293,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01571199518,
            "variance": 0.0002468667925
          },
          {
            "average": 1.415997245,
            "count": 38432293,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.535385888,
            "variance": 0.2866380491
          },
          {
            "average": -1.126761039,
            "count": 38432293,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.43209504,
            "variance": 130.692797
          },
          {
            "average": 0,
            "count": 38432293,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 371.314725,
            "count": 38432293,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 506.8775103,
            "variance": 256924.8105
          },
          {
            "average": 216152889.7,
            "count": 38432293,
            "maximum": 216167461.6,
            "minimum": 216136773.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 14053.61276,
            "variance": 197504031.6
          },
          {
            "average": 0,
            "count": 38432293,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38432293,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38432293,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38432293,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38432293,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709023.5733,
          5378851.425,
          810.6332504,
          710580.5733,
          5380409.805,
          1192.75325
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709023.5732626815,
                5378851.425271025,
                810.633250439171
              ],
              [
                709023.5732626815,
                5380409.805271026,
                810.633250439171
              ],
              [
                710580.5732626815,
                5380409.805271026,
                1192.7532504391709
              ],
              [
                710580.5732626815,
                5378851.425271025,
                1192.7532504391709
              ],
              [
                709023.5732626815,
                5378851.425271025,
                810.633250439171
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:17:41+00:00",
        "end_time": "2018-07-20T15:46:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1687608,
            48.52741157,
            810.6332504,
            -120.146911,
            48.54193449,
            1192.75325
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16876082170721,
                  48.5279319050027,
                  810.633250439171
                ],
                [
                  -120.16797933608777,
                  48.54193449101449,
                  810.633250439171
                ],
                [
                  -120.14691098720228,
                  48.54141389790232,
                  1192.7532504391709
                ],
                [
                  -120.14769826740006,
                  48.52741156653505,
                  1192.7532504391709
                ],
                [
                  -120.16876082170721,
                  48.5279319050027,
                  810.633250439171
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:17:41Z",
            "pc:count": 38432293,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709833.5279,
                "count": 38432293,
                "maximum": 710580.5733,
                "minimum": 709023.5733,
                "name": "X",
                "position": 0,
                "stddev": 432.0146764,
                "variance": 186636.6806
              },
              {
                "average": 5379673.953,
                "count": 38432293,
                "maximum": 5380409.805,
                "minimum": 5378851.425,
                "name": "Y",
                "position": 1,
                "stddev": 430.9287769,
                "variance": 185699.6108
              },
              {
                "average": 1001.477618,
                "count": 38432293,
                "maximum": 1192.75325,
                "minimum": 810.6332504,
                "name": "Z",
                "position": 2,
                "stddev": 94.76287647,
                "variance": 8980.002756
              },
              {
                "average": 898.2351066,
                "count": 38432293,
                "maximum": 3729,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 508.3583203,
                "variance": 258428.1819
              },
              {
                "average": 1.354886475,
                "count": 38432293,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7159528545,
                "variance": 0.5125884899
              },
              {
                "average": 1.709813724,
                "count": 38432293,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.028106849,
                "variance": 1.057003693
              },
              {
                "average": 0.4972652035,
                "count": 38432293,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999925273,
                "variance": 0.2499925274
              },
              {
                "average": 0.0002469277594,
                "count": 38432293,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01571199518,
                "variance": 0.0002468667925
              },
              {
                "average": 1.415997245,
                "count": 38432293,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.535385888,
                "variance": 0.2866380491
              },
              {
                "average": -1.126761039,
                "count": 38432293,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.43209504,
                "variance": 130.692797
              },
              {
                "average": 0,
                "count": 38432293,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 371.314725,
                "count": 38432293,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 506.8775103,
                "variance": 256924.8105
              },
              {
                "average": 216152889.7,
                "count": 38432293,
                "maximum": 216167461.6,
                "minimum": 216136773.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 14053.61276,
                "variance": 197504031.6
              },
              {
                "average": 0,
                "count": 38432293,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38432293,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38432293,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38432293,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38432293,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709023.5733,
              5378851.425,
              810.6332504,
              710580.5733,
              5380409.805,
              1192.75325
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709023.5732626815,
                    5378851.425271025,
                    810.633250439171
                  ],
                  [
                    709023.5732626815,
                    5380409.805271026,
                    810.633250439171
                  ],
                  [
                    710580.5732626815,
                    5380409.805271026,
                    1192.7532504391709
                  ],
                  [
                    710580.5732626815,
                    5378851.425271025,
                    1192.7532504391709
                  ],
                  [
                    709023.5732626815,
                    5378851.425271025,
                    810.633250439171
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:17:41+00:00",
            "end_time": "2018-07-20T15:46:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1580308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14042138888873,
              48.285275935410354,
              920.498244399809
            ],
            [
              -120.13966112778628,
              48.298879095003436,
              920.498244399809
            ],
            [
              -120.12603735112053,
              48.29853918222894,
              1369.378244399809
            ],
            [
              -120.12680122121985,
              48.28493618399483,
              1369.378244399809
            ],
            [
              -120.14042138888873,
              48.285275935410354,
              920.498244399809
            ]
          ]
        ]
      },
      "bbox": [
        -120.1404214,
        48.28493618,
        920.4982444,
        -120.1260374,
        48.2988791,
        1369.378244
      ],
      "properties": {
        "datetime": "2018-07-20T15:53:16Z",
        "pc:count": 23411054,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712678.1431,
            "count": 23411054,
            "maximum": 713134.699,
            "minimum": 712123.039,
            "name": "X",
            "position": 0,
            "stddev": 285.3040081,
            "variance": 81398.37705
          },
          {
            "average": 5352756.012,
            "count": 23411054,
            "maximum": 5353475.078,
            "minimum": 5351961.178,
            "name": "Y",
            "position": 1,
            "stddev": 392.1655355,
            "variance": 153793.8073
          },
          {
            "average": 1163.05949,
            "count": 23411054,
            "maximum": 1369.378244,
            "minimum": 920.4982444,
            "name": "Z",
            "position": 2,
            "stddev": 114.9943983,
            "variance": 13223.71163
          },
          {
            "average": 717.4183733,
            "count": 23411054,
            "maximum": 4095,
            "minimum": 24,
            "name": "Intensity",
            "position": 3,
            "stddev": 488.7282542,
            "variance": 238855.3064
          },
          {
            "average": 1.546204669,
            "count": 23411054,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8244384569,
            "variance": 0.6796987692
          },
          {
            "average": 2.092553372,
            "count": 23411054,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.092994233,
            "variance": 1.194636394
          },
          {
            "average": 0.4971573258,
            "count": 23411054,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999919298,
            "variance": 0.2499919299
          },
          {
            "average": 0.0002767496073,
            "count": 23411054,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01663349118,
            "variance": 0.0002766730287
          },
          {
            "average": 1.266926427,
            "count": 23411054,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4966132338,
            "variance": 0.246624704
          },
          {
            "average": -1.951401778,
            "count": 23411054,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.39594905,
            "variance": 153.6595528
          },
          {
            "average": 0,
            "count": 23411054,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 136.8740378,
            "count": 23411054,
            "maximum": 181,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 44.79556532,
            "variance": 2006.642673
          },
          {
            "average": 216114924.3,
            "count": 23411054,
            "maximum": 216137196.1,
            "minimum": 216089050,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22412.35411,
            "variance": 502313616.8
          },
          {
            "average": 0,
            "count": 23411054,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23411054,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23411054,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23411054,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23411054,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712123.039,
          5351961.178,
          920.4982444,
          713134.699,
          5353475.078,
          1369.378244
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712123.0389525009,
                5351961.177952777,
                920.498244399809
              ],
              [
                712123.0389525009,
                5353475.077952777,
                920.498244399809
              ],
              [
                713134.6989525008,
                5353475.077952777,
                1369.378244399809
              ],
              [
                713134.6989525008,
                5351961.177952777,
                1369.378244399809
              ],
              [
                712123.0389525009,
                5351961.177952777,
                920.498244399809
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:53:16+00:00",
        "end_time": "2018-07-20T02:30:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1580308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1580308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1580308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1580308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1404214,
            48.28493618,
            920.4982444,
            -120.1260374,
            48.2988791,
            1369.378244
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14042138888873,
                  48.285275935410354,
                  920.498244399809
                ],
                [
                  -120.13966112778628,
                  48.298879095003436,
                  920.498244399809
                ],
                [
                  -120.12603735112053,
                  48.29853918222894,
                  1369.378244399809
                ],
                [
                  -120.12680122121985,
                  48.28493618399483,
                  1369.378244399809
                ],
                [
                  -120.14042138888873,
                  48.285275935410354,
                  920.498244399809
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1580308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1580308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:53:16Z",
            "pc:count": 23411054,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712678.1431,
                "count": 23411054,
                "maximum": 713134.699,
                "minimum": 712123.039,
                "name": "X",
                "position": 0,
                "stddev": 285.3040081,
                "variance": 81398.37705
              },
              {
                "average": 5352756.012,
                "count": 23411054,
                "maximum": 5353475.078,
                "minimum": 5351961.178,
                "name": "Y",
                "position": 1,
                "stddev": 392.1655355,
                "variance": 153793.8073
              },
              {
                "average": 1163.05949,
                "count": 23411054,
                "maximum": 1369.378244,
                "minimum": 920.4982444,
                "name": "Z",
                "position": 2,
                "stddev": 114.9943983,
                "variance": 13223.71163
              },
              {
                "average": 717.4183733,
                "count": 23411054,
                "maximum": 4095,
                "minimum": 24,
                "name": "Intensity",
                "position": 3,
                "stddev": 488.7282542,
                "variance": 238855.3064
              },
              {
                "average": 1.546204669,
                "count": 23411054,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8244384569,
                "variance": 0.6796987692
              },
              {
                "average": 2.092553372,
                "count": 23411054,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.092994233,
                "variance": 1.194636394
              },
              {
                "average": 0.4971573258,
                "count": 23411054,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999919298,
                "variance": 0.2499919299
              },
              {
                "average": 0.0002767496073,
                "count": 23411054,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01663349118,
                "variance": 0.0002766730287
              },
              {
                "average": 1.266926427,
                "count": 23411054,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4966132338,
                "variance": 0.246624704
              },
              {
                "average": -1.951401778,
                "count": 23411054,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.39594905,
                "variance": 153.6595528
              },
              {
                "average": 0,
                "count": 23411054,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 136.8740378,
                "count": 23411054,
                "maximum": 181,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 44.79556532,
                "variance": 2006.642673
              },
              {
                "average": 216114924.3,
                "count": 23411054,
                "maximum": 216137196.1,
                "minimum": 216089050,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22412.35411,
                "variance": 502313616.8
              },
              {
                "average": 0,
                "count": 23411054,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23411054,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23411054,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23411054,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23411054,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712123.039,
              5351961.178,
              920.4982444,
              713134.699,
              5353475.078,
              1369.378244
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712123.0389525009,
                    5351961.177952777,
                    920.498244399809
                  ],
                  [
                    712123.0389525009,
                    5353475.077952777,
                    920.498244399809
                  ],
                  [
                    713134.6989525008,
                    5353475.077952777,
                    1369.378244399809
                  ],
                  [
                    713134.6989525008,
                    5351961.177952777,
                    1369.378244399809
                  ],
                  [
                    712123.0389525009,
                    5351961.177952777,
                    920.498244399809
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:53:16+00:00",
            "end_time": "2018-07-20T02:30:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18891553405791,
              48.48741665279603,
              392.03346081430425
            ],
            [
              -120.18814080979844,
              48.50141778379852,
              392.03346081430425
            ],
            [
              -120.16708942986476,
              48.500901214324536,
              739.7334608143043
            ],
            [
              -120.16786993536697,
              48.48690033592759,
              739.7334608143043
            ],
            [
              -120.18891553405791,
              48.48741665279603,
              392.03346081430425
            ]
          ]
        ]
      },
      "bbox": [
        -120.1889155,
        48.48690034,
        392.0334608,
        -120.1670894,
        48.50141778,
        739.7334608
      ],
      "properties": {
        "datetime": "2018-07-21T01:09:43Z",
        "pc:count": 41767985,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708459.7895,
            "count": 41767985,
            "maximum": 709258.3194,
            "minimum": 707701.3594,
            "name": "X",
            "position": 0,
            "stddev": 423.9973525,
            "variance": 179773.7549
          },
          {
            "average": 5375089.095,
            "count": 41767985,
            "maximum": 5375851.827,
            "minimum": 5374293.647,
            "name": "Y",
            "position": 1,
            "stddev": 430.3012981,
            "variance": 185159.2072
          },
          {
            "average": 589.653275,
            "count": 41767985,
            "maximum": 739.7334608,
            "minimum": 392.0334608,
            "name": "Z",
            "position": 2,
            "stddev": 36.2928261,
            "variance": 1317.169227
          },
          {
            "average": 1031.132733,
            "count": 41767985,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 491.1780989,
            "variance": 241255.9248
          },
          {
            "average": 1.151488443,
            "count": 41767985,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.422562211,
            "variance": 0.1785588222
          },
          {
            "average": 1.302979591,
            "count": 41767985,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6010280253,
            "variance": 0.3612346872
          },
          {
            "average": 0.4969605548,
            "count": 41767985,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907677,
            "variance": 0.2499907678
          },
          {
            "average": 0.0002681958443,
            "count": 41767985,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01637448997,
            "variance": 0.0002681239217
          },
          {
            "average": 1.467779856,
            "count": 41767985,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5070134302,
            "variance": 0.2570626184
          },
          {
            "average": 0.3744103834,
            "count": 41767985,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.340698537,
            "variance": 87.24864915
          },
          {
            "average": 0,
            "count": 41767985,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.4366254,
            "count": 41767985,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.405671641,
            "variance": 5.787256046
          },
          {
            "average": 216168106.4,
            "count": 41767985,
            "maximum": 216170583.1,
            "minimum": 216164999,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1352.577217,
            "variance": 1829465.128
          },
          {
            "average": 0,
            "count": 41767985,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41767985,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41767985,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41767985,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41767985,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707701.3594,
          5374293.647,
          392.0334608,
          709258.3194,
          5375851.827,
          739.7334608
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707701.3594164397,
                5374293.64653864,
                392.03346081430425
              ],
              [
                707701.3594164397,
                5375851.82653864,
                392.03346081430425
              ],
              [
                709258.3194164396,
                5375851.82653864,
                739.7334608143043
              ],
              [
                709258.3194164396,
                5374293.64653864,
                739.7334608143043
              ],
              [
                707701.3594164397,
                5374293.64653864,
                392.03346081430425
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:09:43+00:00",
        "end_time": "2018-07-20T23:36:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1889155,
            48.48690034,
            392.0334608,
            -120.1670894,
            48.50141778,
            739.7334608
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18891553405791,
                  48.48741665279603,
                  392.03346081430425
                ],
                [
                  -120.18814080979844,
                  48.50141778379852,
                  392.03346081430425
                ],
                [
                  -120.16708942986476,
                  48.500901214324536,
                  739.7334608143043
                ],
                [
                  -120.16786993536697,
                  48.48690033592759,
                  739.7334608143043
                ],
                [
                  -120.18891553405791,
                  48.48741665279603,
                  392.03346081430425
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:09:43Z",
            "pc:count": 41767985,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708459.7895,
                "count": 41767985,
                "maximum": 709258.3194,
                "minimum": 707701.3594,
                "name": "X",
                "position": 0,
                "stddev": 423.9973525,
                "variance": 179773.7549
              },
              {
                "average": 5375089.095,
                "count": 41767985,
                "maximum": 5375851.827,
                "minimum": 5374293.647,
                "name": "Y",
                "position": 1,
                "stddev": 430.3012981,
                "variance": 185159.2072
              },
              {
                "average": 589.653275,
                "count": 41767985,
                "maximum": 739.7334608,
                "minimum": 392.0334608,
                "name": "Z",
                "position": 2,
                "stddev": 36.2928261,
                "variance": 1317.169227
              },
              {
                "average": 1031.132733,
                "count": 41767985,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 491.1780989,
                "variance": 241255.9248
              },
              {
                "average": 1.151488443,
                "count": 41767985,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.422562211,
                "variance": 0.1785588222
              },
              {
                "average": 1.302979591,
                "count": 41767985,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6010280253,
                "variance": 0.3612346872
              },
              {
                "average": 0.4969605548,
                "count": 41767985,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907677,
                "variance": 0.2499907678
              },
              {
                "average": 0.0002681958443,
                "count": 41767985,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01637448997,
                "variance": 0.0002681239217
              },
              {
                "average": 1.467779856,
                "count": 41767985,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5070134302,
                "variance": 0.2570626184
              },
              {
                "average": 0.3744103834,
                "count": 41767985,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.340698537,
                "variance": 87.24864915
              },
              {
                "average": 0,
                "count": 41767985,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.4366254,
                "count": 41767985,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.405671641,
                "variance": 5.787256046
              },
              {
                "average": 216168106.4,
                "count": 41767985,
                "maximum": 216170583.1,
                "minimum": 216164999,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1352.577217,
                "variance": 1829465.128
              },
              {
                "average": 0,
                "count": 41767985,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41767985,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41767985,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41767985,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41767985,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707701.3594,
              5374293.647,
              392.0334608,
              709258.3194,
              5375851.827,
              739.7334608
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707701.3594164397,
                    5374293.64653864,
                    392.03346081430425
                  ],
                  [
                    707701.3594164397,
                    5375851.82653864,
                    392.03346081430425
                  ],
                  [
                    709258.3194164396,
                    5375851.82653864,
                    739.7334608143043
                  ],
                  [
                    709258.3194164396,
                    5374293.64653864,
                    739.7334608143043
                  ],
                  [
                    707701.3594164397,
                    5374293.64653864,
                    392.03346081430425
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:09:43+00:00",
            "end_time": "2018-07-20T23:36:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10819521407484,
              48.68995807659546,
              857.7859906946737
            ],
            [
              -120.10740911286824,
              48.70366932322885,
              857.7859906946737
            ],
            [
              -120.08627419733808,
              48.7031363248879,
              1437.9459906946736
            ],
            [
              -120.08706602250888,
              48.689425333729254,
              1437.9459906946736
            ],
            [
              -120.10819521407484,
              48.68995807659546,
              857.7859906946737
            ]
          ]
        ]
      },
      "bbox": [
        -120.1081952,
        48.68942533,
        857.7859907,
        -120.0862742,
        48.70366932,
        1437.945991
      ],
      "properties": {
        "datetime": "2018-07-20T02:11:02Z",
        "pc:count": 15829483,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713314.8637,
            "count": 15829483,
            "maximum": 714369.1177,
            "minimum": 712812.0977,
            "name": "X",
            "position": 0,
            "stddev": 420.5844458,
            "variance": 176891.2761
          },
          {
            "average": 5397498.391,
            "count": 15829483,
            "maximum": 5398552.538,
            "minimum": 5397026.458,
            "name": "Y",
            "position": 1,
            "stddev": 429.9413294,
            "variance": 184849.5467
          },
          {
            "average": 1181.925027,
            "count": 15829483,
            "maximum": 1437.945991,
            "minimum": 857.7859907,
            "name": "Z",
            "position": 2,
            "stddev": 135.6903309,
            "variance": 18411.86589
          },
          {
            "average": 819.0577599,
            "count": 15829483,
            "maximum": 3952,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 456.1187873,
            "variance": 208044.3481
          },
          {
            "average": 1.348868816,
            "count": 15829483,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6839095372,
            "variance": 0.4677322551
          },
          {
            "average": 1.697367185,
            "count": 15829483,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9654728905,
            "variance": 0.9321379022
          },
          {
            "average": 0.4957702662,
            "count": 15829483,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999821248,
            "variance": 0.2499821251
          },
          {
            "average": 0.0003650150798,
            "count": 15829483,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01910188124,
            "variance": 0.0003648818668
          },
          {
            "average": 1.396476688,
            "count": 15829483,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5353774594,
            "variance": 0.2866290241
          },
          {
            "average": -1.090653261,
            "count": 15829483,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.04934883,
            "variance": 145.1868072
          },
          {
            "average": 0,
            "count": 15829483,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 81.15477707,
            "count": 15829483,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.085348423,
            "variance": 4.348678045
          },
          {
            "average": 216086161.5,
            "count": 15829483,
            "maximum": 216087862.3,
            "minimum": 216082914.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1314.409515,
            "variance": 1727672.374
          },
          {
            "average": 0,
            "count": 15829483,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15829483,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15829483,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15829483,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15829483,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712812.0977,
          5397026.458,
          857.7859907,
          714369.1177,
          5398552.538,
          1437.945991
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712812.0977411375,
                5397026.457693888,
                857.7859906946737
              ],
              [
                712812.0977411375,
                5398552.537693888,
                857.7859906946737
              ],
              [
                714369.1177411375,
                5398552.537693888,
                1437.9459906946736
              ],
              [
                714369.1177411375,
                5397026.457693888,
                1437.9459906946736
              ],
              [
                712812.0977411375,
                5397026.457693888,
                857.7859906946737
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:11:02+00:00",
        "end_time": "2018-07-20T00:48:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1081952,
            48.68942533,
            857.7859907,
            -120.0862742,
            48.70366932,
            1437.945991
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10819521407484,
                  48.68995807659546,
                  857.7859906946737
                ],
                [
                  -120.10740911286824,
                  48.70366932322885,
                  857.7859906946737
                ],
                [
                  -120.08627419733808,
                  48.7031363248879,
                  1437.9459906946736
                ],
                [
                  -120.08706602250888,
                  48.689425333729254,
                  1437.9459906946736
                ],
                [
                  -120.10819521407484,
                  48.68995807659546,
                  857.7859906946737
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:11:02Z",
            "pc:count": 15829483,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713314.8637,
                "count": 15829483,
                "maximum": 714369.1177,
                "minimum": 712812.0977,
                "name": "X",
                "position": 0,
                "stddev": 420.5844458,
                "variance": 176891.2761
              },
              {
                "average": 5397498.391,
                "count": 15829483,
                "maximum": 5398552.538,
                "minimum": 5397026.458,
                "name": "Y",
                "position": 1,
                "stddev": 429.9413294,
                "variance": 184849.5467
              },
              {
                "average": 1181.925027,
                "count": 15829483,
                "maximum": 1437.945991,
                "minimum": 857.7859907,
                "name": "Z",
                "position": 2,
                "stddev": 135.6903309,
                "variance": 18411.86589
              },
              {
                "average": 819.0577599,
                "count": 15829483,
                "maximum": 3952,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 456.1187873,
                "variance": 208044.3481
              },
              {
                "average": 1.348868816,
                "count": 15829483,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6839095372,
                "variance": 0.4677322551
              },
              {
                "average": 1.697367185,
                "count": 15829483,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9654728905,
                "variance": 0.9321379022
              },
              {
                "average": 0.4957702662,
                "count": 15829483,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999821248,
                "variance": 0.2499821251
              },
              {
                "average": 0.0003650150798,
                "count": 15829483,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01910188124,
                "variance": 0.0003648818668
              },
              {
                "average": 1.396476688,
                "count": 15829483,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5353774594,
                "variance": 0.2866290241
              },
              {
                "average": -1.090653261,
                "count": 15829483,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.04934883,
                "variance": 145.1868072
              },
              {
                "average": 0,
                "count": 15829483,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 81.15477707,
                "count": 15829483,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.085348423,
                "variance": 4.348678045
              },
              {
                "average": 216086161.5,
                "count": 15829483,
                "maximum": 216087862.3,
                "minimum": 216082914.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1314.409515,
                "variance": 1727672.374
              },
              {
                "average": 0,
                "count": 15829483,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15829483,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15829483,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15829483,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15829483,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712812.0977,
              5397026.458,
              857.7859907,
              714369.1177,
              5398552.538,
              1437.945991
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712812.0977411375,
                    5397026.457693888,
                    857.7859906946737
                  ],
                  [
                    712812.0977411375,
                    5398552.537693888,
                    857.7859906946737
                  ],
                  [
                    714369.1177411375,
                    5398552.537693888,
                    1437.9459906946736
                  ],
                  [
                    714369.1177411375,
                    5397026.457693888,
                    1437.9459906946736
                  ],
                  [
                    712812.0977411375,
                    5397026.457693888,
                    857.7859906946737
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:11:02+00:00",
            "end_time": "2018-07-20T00:48:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12832679757537,
              48.59546092212229,
              985.6254745358856
            ],
            [
              -120.1275321761367,
              48.609464647218026,
              985.6254745358856
            ],
            [
              -120.1064359551385,
              48.608936093427616,
              1489.1254745358856
            ],
            [
              -120.10723639272473,
              48.594932626968614,
              1489.1254745358856
            ],
            [
              -120.12832679757537,
              48.59546092212229,
              985.6254745358856
            ]
          ]
        ]
      },
      "bbox": [
        -120.1283268,
        48.59493263,
        985.6254745,
        -120.106436,
        48.60946465,
        1489.125475
      ],
      "properties": {
        "datetime": "2018-07-20T03:04:27Z",
        "pc:count": 48566098,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712507.7095,
            "count": 48566098,
            "maximum": 713283.2244,
            "minimum": 711726.1844,
            "name": "X",
            "position": 0,
            "stddev": 403.4700453,
            "variance": 162788.0775
          },
          {
            "average": 5387271.467,
            "count": 48566098,
            "maximum": 5388026.544,
            "minimum": 5386467.964,
            "name": "Y",
            "position": 1,
            "stddev": 429.4033972,
            "variance": 184387.2776
          },
          {
            "average": 1238.148196,
            "count": 48566098,
            "maximum": 1489.125475,
            "minimum": 985.6254745,
            "name": "Z",
            "position": 2,
            "stddev": 99.27483835,
            "variance": 9855.49353
          },
          {
            "average": 629.990327,
            "count": 48566098,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 477.651269,
            "variance": 228150.7347
          },
          {
            "average": 1.651548844,
            "count": 48566098,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8986464592,
            "variance": 0.8075654587
          },
          {
            "average": 2.303486457,
            "count": 48566098,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.160558503,
            "variance": 1.346896039
          },
          {
            "average": 0.4975155715,
            "count": 48566098,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999938327,
            "variance": 0.2499938328
          },
          {
            "average": 0.0002275249702,
            "count": 48566098,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01508221493,
            "variance": 0.0002274732073
          },
          {
            "average": 1.297321374,
            "count": 48566098,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5224107722,
            "variance": 0.2729130149
          },
          {
            "average": 0.8175891237,
            "count": 48566098,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.26484776,
            "variance": 150.4264905
          },
          {
            "average": 0,
            "count": 48566098,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.76881379,
            "count": 48566098,
            "maximum": 89,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.13778879,
            "variance": 4.57014091
          },
          {
            "average": 216089013.9,
            "count": 48566098,
            "maximum": 216091067.6,
            "minimum": 216085574,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1282.846881,
            "variance": 1645696.119
          },
          {
            "average": 0,
            "count": 48566098,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48566098,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48566098,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48566098,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48566098,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711726.1844,
          5386467.964,
          985.6254745,
          713283.2244,
          5388026.544,
          1489.125475
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711726.184414967,
                5386467.96446041,
                985.6254745358856
              ],
              [
                711726.184414967,
                5388026.54446041,
                985.6254745358856
              ],
              [
                713283.224414967,
                5388026.54446041,
                1489.1254745358856
              ],
              [
                713283.224414967,
                5386467.96446041,
                1489.1254745358856
              ],
              [
                711726.184414967,
                5386467.96446041,
                985.6254745358856
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:04:27+00:00",
        "end_time": "2018-07-20T01:32:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1283268,
            48.59493263,
            985.6254745,
            -120.106436,
            48.60946465,
            1489.125475
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12832679757537,
                  48.59546092212229,
                  985.6254745358856
                ],
                [
                  -120.1275321761367,
                  48.609464647218026,
                  985.6254745358856
                ],
                [
                  -120.1064359551385,
                  48.608936093427616,
                  1489.1254745358856
                ],
                [
                  -120.10723639272473,
                  48.594932626968614,
                  1489.1254745358856
                ],
                [
                  -120.12832679757537,
                  48.59546092212229,
                  985.6254745358856
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:04:27Z",
            "pc:count": 48566098,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712507.7095,
                "count": 48566098,
                "maximum": 713283.2244,
                "minimum": 711726.1844,
                "name": "X",
                "position": 0,
                "stddev": 403.4700453,
                "variance": 162788.0775
              },
              {
                "average": 5387271.467,
                "count": 48566098,
                "maximum": 5388026.544,
                "minimum": 5386467.964,
                "name": "Y",
                "position": 1,
                "stddev": 429.4033972,
                "variance": 184387.2776
              },
              {
                "average": 1238.148196,
                "count": 48566098,
                "maximum": 1489.125475,
                "minimum": 985.6254745,
                "name": "Z",
                "position": 2,
                "stddev": 99.27483835,
                "variance": 9855.49353
              },
              {
                "average": 629.990327,
                "count": 48566098,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 477.651269,
                "variance": 228150.7347
              },
              {
                "average": 1.651548844,
                "count": 48566098,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8986464592,
                "variance": 0.8075654587
              },
              {
                "average": 2.303486457,
                "count": 48566098,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.160558503,
                "variance": 1.346896039
              },
              {
                "average": 0.4975155715,
                "count": 48566098,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999938327,
                "variance": 0.2499938328
              },
              {
                "average": 0.0002275249702,
                "count": 48566098,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01508221493,
                "variance": 0.0002274732073
              },
              {
                "average": 1.297321374,
                "count": 48566098,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5224107722,
                "variance": 0.2729130149
              },
              {
                "average": 0.8175891237,
                "count": 48566098,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.26484776,
                "variance": 150.4264905
              },
              {
                "average": 0,
                "count": 48566098,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.76881379,
                "count": 48566098,
                "maximum": 89,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.13778879,
                "variance": 4.57014091
              },
              {
                "average": 216089013.9,
                "count": 48566098,
                "maximum": 216091067.6,
                "minimum": 216085574,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1282.846881,
                "variance": 1645696.119
              },
              {
                "average": 0,
                "count": 48566098,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48566098,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48566098,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48566098,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48566098,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711726.1844,
              5386467.964,
              985.6254745,
              713283.2244,
              5388026.544,
              1489.125475
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711726.184414967,
                    5386467.96446041,
                    985.6254745358856
                  ],
                  [
                    711726.184414967,
                    5388026.54446041,
                    985.6254745358856
                  ],
                  [
                    713283.224414967,
                    5388026.54446041,
                    1489.1254745358856
                  ],
                  [
                    713283.224414967,
                    5386467.96446041,
                    1489.1254745358856
                  ],
                  [
                    711726.184414967,
                    5386467.96446041,
                    985.6254745358856
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:04:27+00:00",
            "end_time": "2018-07-20T01:32:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14876395306189,
              48.635927117002,
              678.7401685237397
            ],
            [
              -120.14797382918222,
              48.649931532430074,
              678.7401685237397
            ],
            [
              -120.12686252344172,
              48.64940645289532,
              1169.7201685237396
            ],
            [
              -120.1276584764449,
              48.63540229446333,
              1169.7201685237396
            ],
            [
              -120.14876395306189,
              48.635927117002,
              678.7401685237397
            ]
          ]
        ]
      },
      "bbox": [
        -120.148764,
        48.63540229,
        678.7401685,
        -120.1268625,
        48.64993153,
        1169.720169
      ],
      "properties": {
        "datetime": "2018-07-20T16:06:42Z",
        "pc:count": 48632243,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710852.8246,
            "count": 48632243,
            "maximum": 711608.3442,
            "minimum": 710051.4642,
            "name": "X",
            "position": 0,
            "stddev": 439.2273504,
            "variance": 192920.6653
          },
          {
            "average": 5391674.091,
            "count": 48632243,
            "maximum": 5392467.555,
            "minimum": 5390908.915,
            "name": "Y",
            "position": 1,
            "stddev": 429.8944619,
            "variance": 184809.2483
          },
          {
            "average": 923.2600214,
            "count": 48632243,
            "maximum": 1169.720169,
            "minimum": 678.7401685,
            "name": "Z",
            "position": 2,
            "stddev": 129.8911958,
            "variance": 16871.72274
          },
          {
            "average": 539.1859181,
            "count": 48632243,
            "maximum": 4095,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 418.3347844,
            "variance": 175003.9919
          },
          {
            "average": 1.630543115,
            "count": 48632243,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8290861089,
            "variance": 0.687383776
          },
          {
            "average": 2.260919469,
            "count": 48632243,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.016849269,
            "variance": 1.033982436
          },
          {
            "average": 0.4963549183,
            "count": 48632243,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999867183,
            "variance": 0.2499867185
          },
          {
            "average": 0.000307018535,
            "count": 48632243,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01751925458,
            "variance": 0.0003069242809
          },
          {
            "average": 1.23149508,
            "count": 48632243,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4677319579,
            "variance": 0.2187731844
          },
          {
            "average": -0.5479483643,
            "count": 48632243,
            "maximum": 21,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.87867023,
            "variance": 141.1028063
          },
          {
            "average": 0,
            "count": 48632243,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 500.8263326,
            "count": 48632243,
            "maximum": 1611,
            "minimum": 87,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 631.3624879,
            "variance": 398618.5911
          },
          {
            "average": 216122608.2,
            "count": 48632243,
            "maximum": 216138002.2,
            "minimum": 216089700.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21056.05921,
            "variance": 443357629.4
          },
          {
            "average": 0,
            "count": 48632243,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48632243,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48632243,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48632243,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48632243,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710051.4642,
          5390908.915,
          678.7401685,
          711608.3442,
          5392467.555,
          1169.720169
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710051.4641787804,
                5390908.91473339,
                678.7401685237397
              ],
              [
                710051.4641787804,
                5392467.554733391,
                678.7401685237397
              ],
              [
                711608.3441787803,
                5392467.554733391,
                1169.7201685237396
              ],
              [
                711608.3441787803,
                5390908.91473339,
                1169.7201685237396
              ],
              [
                710051.4641787804,
                5390908.91473339,
                678.7401685237397
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:06:42+00:00",
        "end_time": "2018-07-20T02:41:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.148764,
            48.63540229,
            678.7401685,
            -120.1268625,
            48.64993153,
            1169.720169
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14876395306189,
                  48.635927117002,
                  678.7401685237397
                ],
                [
                  -120.14797382918222,
                  48.649931532430074,
                  678.7401685237397
                ],
                [
                  -120.12686252344172,
                  48.64940645289532,
                  1169.7201685237396
                ],
                [
                  -120.1276584764449,
                  48.63540229446333,
                  1169.7201685237396
                ],
                [
                  -120.14876395306189,
                  48.635927117002,
                  678.7401685237397
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:06:42Z",
            "pc:count": 48632243,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710852.8246,
                "count": 48632243,
                "maximum": 711608.3442,
                "minimum": 710051.4642,
                "name": "X",
                "position": 0,
                "stddev": 439.2273504,
                "variance": 192920.6653
              },
              {
                "average": 5391674.091,
                "count": 48632243,
                "maximum": 5392467.555,
                "minimum": 5390908.915,
                "name": "Y",
                "position": 1,
                "stddev": 429.8944619,
                "variance": 184809.2483
              },
              {
                "average": 923.2600214,
                "count": 48632243,
                "maximum": 1169.720169,
                "minimum": 678.7401685,
                "name": "Z",
                "position": 2,
                "stddev": 129.8911958,
                "variance": 16871.72274
              },
              {
                "average": 539.1859181,
                "count": 48632243,
                "maximum": 4095,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 418.3347844,
                "variance": 175003.9919
              },
              {
                "average": 1.630543115,
                "count": 48632243,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8290861089,
                "variance": 0.687383776
              },
              {
                "average": 2.260919469,
                "count": 48632243,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.016849269,
                "variance": 1.033982436
              },
              {
                "average": 0.4963549183,
                "count": 48632243,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999867183,
                "variance": 0.2499867185
              },
              {
                "average": 0.000307018535,
                "count": 48632243,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01751925458,
                "variance": 0.0003069242809
              },
              {
                "average": 1.23149508,
                "count": 48632243,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4677319579,
                "variance": 0.2187731844
              },
              {
                "average": -0.5479483643,
                "count": 48632243,
                "maximum": 21,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.87867023,
                "variance": 141.1028063
              },
              {
                "average": 0,
                "count": 48632243,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 500.8263326,
                "count": 48632243,
                "maximum": 1611,
                "minimum": 87,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 631.3624879,
                "variance": 398618.5911
              },
              {
                "average": 216122608.2,
                "count": 48632243,
                "maximum": 216138002.2,
                "minimum": 216089700.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21056.05921,
                "variance": 443357629.4
              },
              {
                "average": 0,
                "count": 48632243,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48632243,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48632243,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48632243,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48632243,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710051.4642,
              5390908.915,
              678.7401685,
              711608.3442,
              5392467.555,
              1169.720169
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710051.4641787804,
                    5390908.91473339,
                    678.7401685237397
                  ],
                  [
                    710051.4641787804,
                    5392467.554733391,
                    678.7401685237397
                  ],
                  [
                    711608.3441787803,
                    5392467.554733391,
                    1169.7201685237396
                  ],
                  [
                    711608.3441787803,
                    5390908.91473339,
                    1169.7201685237396
                  ],
                  [
                    710051.4641787804,
                    5390908.91473339,
                    678.7401685237397
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:06:42+00:00",
            "end_time": "2018-07-20T02:41:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16923247369604,
              48.67639136840389,
              864.7132410806507
            ],
            [
              -120.16844688095105,
              48.69039629308621,
              864.7132410806507
            ],
            [
              -120.1473180159965,
              48.68987463727594,
              1407.2132410806507
            ],
            [
              -120.14810945147548,
              48.675869967970264,
              1407.2132410806507
            ],
            [
              -120.16923247369604,
              48.67639136840389,
              864.7132410806507
            ]
          ]
        ]
      },
      "bbox": [
        -120.1692325,
        48.67586997,
        864.7132411,
        -120.147318,
        48.69039629,
        1407.213241
      ],
      "properties": {
        "datetime": "2018-07-21T00:22:23Z",
        "pc:count": 58489815,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709083.5912,
            "count": 58489815,
            "maximum": 709933.6478,
            "minimum": 708376.7478,
            "name": "X",
            "position": 0,
            "stddev": 435.4533356,
            "variance": 189619.6075
          },
          {
            "average": 5396127.269,
            "count": 58489815,
            "maximum": 5396908.691,
            "minimum": 5395350.011,
            "name": "Y",
            "position": 1,
            "stddev": 435.6842492,
            "variance": 189820.765
          },
          {
            "average": 1137.077447,
            "count": 58489815,
            "maximum": 1407.213241,
            "minimum": 864.7132411,
            "name": "Z",
            "position": 2,
            "stddev": 108.9485135,
            "variance": 11869.77859
          },
          {
            "average": 531.278614,
            "count": 58489815,
            "maximum": 4095,
            "minimum": 15,
            "name": "Intensity",
            "position": 3,
            "stddev": 428.1975384,
            "variance": 183353.1318
          },
          {
            "average": 1.737048835,
            "count": 58489815,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9082501058,
            "variance": 0.8249182547
          },
          {
            "average": 2.474377565,
            "count": 58489815,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.092953814,
            "variance": 1.19454804
          },
          {
            "average": 0.497059035,
            "count": 58489815,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999913549,
            "variance": 0.249991355
          },
          {
            "average": 0.0002756890238,
            "count": 58489815,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01660159703,
            "variance": 0.0002756130241
          },
          {
            "average": 1.204344055,
            "count": 58489815,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4596378436,
            "variance": 0.2112669473
          },
          {
            "average": 0.5386432708,
            "count": 58489815,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.28564972,
            "variance": 176.5084884
          },
          {
            "average": 0,
            "count": 58489815,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 309.1808463,
            "count": 58489815,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 437.5109572,
            "variance": 191415.8377
          },
          {
            "average": 216156314.5,
            "count": 58489815,
            "maximum": 216167743.6,
            "minimum": 216136527.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13373.60723,
            "variance": 178853370.4
          },
          {
            "average": 0,
            "count": 58489815,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58489815,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58489815,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58489815,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58489815,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708376.7478,
          5395350.011,
          864.7132411,
          709933.6478,
          5396908.691,
          1407.213241
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708376.7478058625,
                5395350.011327764,
                864.7132410806507
              ],
              [
                708376.7478058625,
                5396908.691327764,
                864.7132410806507
              ],
              [
                709933.6478058624,
                5396908.691327764,
                1407.2132410806507
              ],
              [
                709933.6478058624,
                5395350.011327764,
                1407.2132410806507
              ],
              [
                708376.7478058625,
                5395350.011327764,
                864.7132410806507
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:22:23+00:00",
        "end_time": "2018-07-20T15:42:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1692325,
            48.67586997,
            864.7132411,
            -120.147318,
            48.69039629,
            1407.213241
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16923247369604,
                  48.67639136840389,
                  864.7132410806507
                ],
                [
                  -120.16844688095105,
                  48.69039629308621,
                  864.7132410806507
                ],
                [
                  -120.1473180159965,
                  48.68987463727594,
                  1407.2132410806507
                ],
                [
                  -120.14810945147548,
                  48.675869967970264,
                  1407.2132410806507
                ],
                [
                  -120.16923247369604,
                  48.67639136840389,
                  864.7132410806507
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:22:23Z",
            "pc:count": 58489815,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709083.5912,
                "count": 58489815,
                "maximum": 709933.6478,
                "minimum": 708376.7478,
                "name": "X",
                "position": 0,
                "stddev": 435.4533356,
                "variance": 189619.6075
              },
              {
                "average": 5396127.269,
                "count": 58489815,
                "maximum": 5396908.691,
                "minimum": 5395350.011,
                "name": "Y",
                "position": 1,
                "stddev": 435.6842492,
                "variance": 189820.765
              },
              {
                "average": 1137.077447,
                "count": 58489815,
                "maximum": 1407.213241,
                "minimum": 864.7132411,
                "name": "Z",
                "position": 2,
                "stddev": 108.9485135,
                "variance": 11869.77859
              },
              {
                "average": 531.278614,
                "count": 58489815,
                "maximum": 4095,
                "minimum": 15,
                "name": "Intensity",
                "position": 3,
                "stddev": 428.1975384,
                "variance": 183353.1318
              },
              {
                "average": 1.737048835,
                "count": 58489815,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9082501058,
                "variance": 0.8249182547
              },
              {
                "average": 2.474377565,
                "count": 58489815,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.092953814,
                "variance": 1.19454804
              },
              {
                "average": 0.497059035,
                "count": 58489815,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999913549,
                "variance": 0.249991355
              },
              {
                "average": 0.0002756890238,
                "count": 58489815,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01660159703,
                "variance": 0.0002756130241
              },
              {
                "average": 1.204344055,
                "count": 58489815,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4596378436,
                "variance": 0.2112669473
              },
              {
                "average": 0.5386432708,
                "count": 58489815,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.28564972,
                "variance": 176.5084884
              },
              {
                "average": 0,
                "count": 58489815,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 309.1808463,
                "count": 58489815,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 437.5109572,
                "variance": 191415.8377
              },
              {
                "average": 216156314.5,
                "count": 58489815,
                "maximum": 216167743.6,
                "minimum": 216136527.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13373.60723,
                "variance": 178853370.4
              },
              {
                "average": 0,
                "count": 58489815,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58489815,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58489815,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58489815,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58489815,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708376.7478,
              5395350.011,
              864.7132411,
              709933.6478,
              5396908.691,
              1407.213241
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708376.7478058625,
                    5395350.011327764,
                    864.7132410806507
                  ],
                  [
                    708376.7478058625,
                    5396908.691327764,
                    864.7132410806507
                  ],
                  [
                    709933.6478058624,
                    5396908.691327764,
                    1407.2132410806507
                  ],
                  [
                    709933.6478058624,
                    5395350.011327764,
                    1407.2132410806507
                  ],
                  [
                    708376.7478058625,
                    5395350.011327764,
                    864.7132410806507
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:22:23+00:00",
            "end_time": "2018-07-20T15:42:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1682915657213,
              48.37949097766591,
              581.388824762278
            ],
            [
              -120.16751419328848,
              48.39349068595278,
              581.388824762278
            ],
            [
              -120.14650639756583,
              48.39297117323482,
              808.648824762278
            ],
            [
              -120.14728951656225,
              48.37897171885,
              808.648824762278
            ],
            [
              -120.1682915657213,
              48.37949097766591,
              581.388824762278
            ]
          ]
        ]
      },
      "bbox": [
        -120.1682916,
        48.37897172,
        581.3888248,
        -120.1465064,
        48.39349069,
        808.6488248
      ],
      "properties": {
        "datetime": "2018-07-21T00:12:55Z",
        "pc:count": 28874489,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710411.9943,
            "count": 28874489,
            "maximum": 711225.9969,
            "minimum": 709668.9369,
            "name": "X",
            "position": 0,
            "stddev": 431.816307,
            "variance": 186465.323
          },
          {
            "average": 5363137.935,
            "count": 28874489,
            "maximum": 5363913.238,
            "minimum": 5362355.218,
            "name": "Y",
            "position": 1,
            "stddev": 436.3683672,
            "variance": 190417.3519
          },
          {
            "average": 699.9395026,
            "count": 28874489,
            "maximum": 808.6488248,
            "minimum": 581.3888248,
            "name": "Z",
            "position": 2,
            "stddev": 41.54120331,
            "variance": 1725.671572
          },
          {
            "average": 1250.150462,
            "count": 28874489,
            "maximum": 4095,
            "minimum": 67,
            "name": "Intensity",
            "position": 3,
            "stddev": 258.7455891,
            "variance": 66949.2799
          },
          {
            "average": 1.015717265,
            "count": 28874489,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1481396675,
            "variance": 0.02194536107
          },
          {
            "average": 1.031454029,
            "count": 28874489,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2234188047,
            "variance": 0.04991596227
          },
          {
            "average": 0.4960694196,
            "count": 28874489,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499984559,
            "variance": 0.2499845592
          },
          {
            "average": 0.0002330084525,
            "count": 28874489,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01526283616,
            "variance": 0.0002329541677
          },
          {
            "average": 1.665360069,
            "count": 28874489,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.486815998,
            "variance": 0.2369898159
          },
          {
            "average": 0.1815238081,
            "count": 28874489,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.07514717,
            "variance": 101.5085904
          },
          {
            "average": 0,
            "count": 28874489,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.112009,
            "count": 28874489,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.38542887,
            "variance": 179.1697059
          },
          {
            "average": 216154547.1,
            "count": 28874489,
            "maximum": 216167175.6,
            "minimum": 216137023.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13795.56923,
            "variance": 190317730.3
          },
          {
            "average": 0,
            "count": 28874489,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28874489,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28874489,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28874489,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28874489,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709668.9369,
          5362355.218,
          581.3888248,
          711225.9969,
          5363913.238,
          808.6488248
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709668.9369404393,
                5362355.218291852,
                581.388824762278
              ],
              [
                709668.9369404393,
                5363913.238291851,
                581.388824762278
              ],
              [
                711225.9969404393,
                5363913.238291851,
                808.648824762278
              ],
              [
                711225.9969404393,
                5362355.218291852,
                808.648824762278
              ],
              [
                709668.9369404393,
                5362355.218291852,
                581.388824762278
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:12:55+00:00",
        "end_time": "2018-07-20T15:50:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1682916,
            48.37897172,
            581.3888248,
            -120.1465064,
            48.39349069,
            808.6488248
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1682915657213,
                  48.37949097766591,
                  581.388824762278
                ],
                [
                  -120.16751419328848,
                  48.39349068595278,
                  581.388824762278
                ],
                [
                  -120.14650639756583,
                  48.39297117323482,
                  808.648824762278
                ],
                [
                  -120.14728951656225,
                  48.37897171885,
                  808.648824762278
                ],
                [
                  -120.1682915657213,
                  48.37949097766591,
                  581.388824762278
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:12:55Z",
            "pc:count": 28874489,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710411.9943,
                "count": 28874489,
                "maximum": 711225.9969,
                "minimum": 709668.9369,
                "name": "X",
                "position": 0,
                "stddev": 431.816307,
                "variance": 186465.323
              },
              {
                "average": 5363137.935,
                "count": 28874489,
                "maximum": 5363913.238,
                "minimum": 5362355.218,
                "name": "Y",
                "position": 1,
                "stddev": 436.3683672,
                "variance": 190417.3519
              },
              {
                "average": 699.9395026,
                "count": 28874489,
                "maximum": 808.6488248,
                "minimum": 581.3888248,
                "name": "Z",
                "position": 2,
                "stddev": 41.54120331,
                "variance": 1725.671572
              },
              {
                "average": 1250.150462,
                "count": 28874489,
                "maximum": 4095,
                "minimum": 67,
                "name": "Intensity",
                "position": 3,
                "stddev": 258.7455891,
                "variance": 66949.2799
              },
              {
                "average": 1.015717265,
                "count": 28874489,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1481396675,
                "variance": 0.02194536107
              },
              {
                "average": 1.031454029,
                "count": 28874489,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2234188047,
                "variance": 0.04991596227
              },
              {
                "average": 0.4960694196,
                "count": 28874489,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499984559,
                "variance": 0.2499845592
              },
              {
                "average": 0.0002330084525,
                "count": 28874489,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01526283616,
                "variance": 0.0002329541677
              },
              {
                "average": 1.665360069,
                "count": 28874489,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.486815998,
                "variance": 0.2369898159
              },
              {
                "average": 0.1815238081,
                "count": 28874489,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.07514717,
                "variance": 101.5085904
              },
              {
                "average": 0,
                "count": 28874489,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.112009,
                "count": 28874489,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.38542887,
                "variance": 179.1697059
              },
              {
                "average": 216154547.1,
                "count": 28874489,
                "maximum": 216167175.6,
                "minimum": 216137023.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13795.56923,
                "variance": 190317730.3
              },
              {
                "average": 0,
                "count": 28874489,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28874489,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28874489,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28874489,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28874489,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709668.9369,
              5362355.218,
              581.3888248,
              711225.9969,
              5363913.238,
              808.6488248
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709668.9369404393,
                    5362355.218291852,
                    581.388824762278
                  ],
                  [
                    709668.9369404393,
                    5363913.238291851,
                    581.388824762278
                  ],
                  [
                    711225.9969404393,
                    5363913.238291851,
                    808.648824762278
                  ],
                  [
                    711225.9969404393,
                    5362355.218291852,
                    808.648824762278
                  ],
                  [
                    709668.9369404393,
                    5362355.218291852,
                    581.388824762278
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:12:55+00:00",
            "end_time": "2018-07-20T15:50:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18915533089178,
              48.55489336665699,
              498.1165657698817
            ],
            [
              -120.18837882477531,
              48.56889451541552,
              498.1165657698817
            ],
            [
              -120.1672991772864,
              48.56837744853218,
              934.4565657698818
            ],
            [
              -120.1680814862173,
              48.55437655269743,
              934.4565657698818
            ],
            [
              -120.18915533089178,
              48.55489336665699,
              498.1165657698817
            ]
          ]
        ]
      },
      "bbox": [
        -120.1891553,
        48.55437655,
        498.1165658,
        -120.1672992,
        48.56889452,
        934.4565658
      ],
      "properties": {
        "datetime": "2018-07-21T01:07:27Z",
        "pc:count": 43201351,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708194.4468,
            "count": 43201351,
            "maximum": 708964.7657,
            "minimum": 707407.7857,
            "name": "X",
            "position": 0,
            "stddev": 427.2949525,
            "variance": 182580.9764
          },
          {
            "average": 5382601.436,
            "count": 43201351,
            "maximum": 5383350.534,
            "minimum": 5381792.334,
            "name": "Y",
            "position": 1,
            "stddev": 431.3691773,
            "variance": 186079.3671
          },
          {
            "average": 678.1714327,
            "count": 43201351,
            "maximum": 934.4565658,
            "minimum": 498.1165658,
            "name": "Z",
            "position": 2,
            "stddev": 76.18458835,
            "variance": 5804.091503
          },
          {
            "average": 926.8505915,
            "count": 43201351,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 511.3533938,
            "variance": 261482.2934
          },
          {
            "average": 1.213994349,
            "count": 43201351,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.503498643,
            "variance": 0.2535108835
          },
          {
            "average": 1.428067539,
            "count": 43201351,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7077131558,
            "variance": 0.5008579109
          },
          {
            "average": 0.4965209074,
            "count": 43201351,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999879016,
            "variance": 0.2499879017
          },
          {
            "average": 0.000262815855,
            "count": 43201351,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01620946603,
            "variance": 0.0002627467889
          },
          {
            "average": 1.383232784,
            "count": 43201351,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5125782383,
            "variance": 0.2627364504
          },
          {
            "average": 0.2144876506,
            "count": 43201351,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.18151648,
            "variance": 103.6632778
          },
          {
            "average": 0,
            "count": 43201351,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.2420818,
            "count": 43201351,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.566734551,
            "variance": 6.588126258
          },
          {
            "average": 216168018.3,
            "count": 43201351,
            "maximum": 216170447.4,
            "minimum": 216165120.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1390.988926,
            "variance": 1934850.192
          },
          {
            "average": 0,
            "count": 43201351,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43201351,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43201351,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43201351,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43201351,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707407.7857,
          5381792.334,
          498.1165658,
          708964.7657,
          5383350.534,
          934.4565658
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707407.7856816071,
                5381792.334144635,
                498.1165657698817
              ],
              [
                707407.7856816071,
                5383350.534144634,
                498.1165657698817
              ],
              [
                708964.7656816071,
                5383350.534144634,
                934.4565657698818
              ],
              [
                708964.7656816071,
                5381792.334144635,
                934.4565657698818
              ],
              [
                707407.7856816071,
                5381792.334144635,
                498.1165657698817
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:07:27+00:00",
        "end_time": "2018-07-20T23:38:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1891553,
            48.55437655,
            498.1165658,
            -120.1672992,
            48.56889452,
            934.4565658
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18915533089178,
                  48.55489336665699,
                  498.1165657698817
                ],
                [
                  -120.18837882477531,
                  48.56889451541552,
                  498.1165657698817
                ],
                [
                  -120.1672991772864,
                  48.56837744853218,
                  934.4565657698818
                ],
                [
                  -120.1680814862173,
                  48.55437655269743,
                  934.4565657698818
                ],
                [
                  -120.18915533089178,
                  48.55489336665699,
                  498.1165657698817
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:07:27Z",
            "pc:count": 43201351,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708194.4468,
                "count": 43201351,
                "maximum": 708964.7657,
                "minimum": 707407.7857,
                "name": "X",
                "position": 0,
                "stddev": 427.2949525,
                "variance": 182580.9764
              },
              {
                "average": 5382601.436,
                "count": 43201351,
                "maximum": 5383350.534,
                "minimum": 5381792.334,
                "name": "Y",
                "position": 1,
                "stddev": 431.3691773,
                "variance": 186079.3671
              },
              {
                "average": 678.1714327,
                "count": 43201351,
                "maximum": 934.4565658,
                "minimum": 498.1165658,
                "name": "Z",
                "position": 2,
                "stddev": 76.18458835,
                "variance": 5804.091503
              },
              {
                "average": 926.8505915,
                "count": 43201351,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 511.3533938,
                "variance": 261482.2934
              },
              {
                "average": 1.213994349,
                "count": 43201351,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.503498643,
                "variance": 0.2535108835
              },
              {
                "average": 1.428067539,
                "count": 43201351,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7077131558,
                "variance": 0.5008579109
              },
              {
                "average": 0.4965209074,
                "count": 43201351,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999879016,
                "variance": 0.2499879017
              },
              {
                "average": 0.000262815855,
                "count": 43201351,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01620946603,
                "variance": 0.0002627467889
              },
              {
                "average": 1.383232784,
                "count": 43201351,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5125782383,
                "variance": 0.2627364504
              },
              {
                "average": 0.2144876506,
                "count": 43201351,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.18151648,
                "variance": 103.6632778
              },
              {
                "average": 0,
                "count": 43201351,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.2420818,
                "count": 43201351,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.566734551,
                "variance": 6.588126258
              },
              {
                "average": 216168018.3,
                "count": 43201351,
                "maximum": 216170447.4,
                "minimum": 216165120.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1390.988926,
                "variance": 1934850.192
              },
              {
                "average": 0,
                "count": 43201351,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43201351,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43201351,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43201351,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43201351,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707407.7857,
              5381792.334,
              498.1165658,
              708964.7657,
              5383350.534,
              934.4565658
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707407.7856816071,
                    5381792.334144635,
                    498.1165657698817
                  ],
                  [
                    707407.7856816071,
                    5383350.534144634,
                    498.1165657698817
                  ],
                  [
                    708964.7656816071,
                    5383350.534144634,
                    934.4565657698818
                  ],
                  [
                    708964.7656816071,
                    5381792.334144635,
                    934.4565657698818
                  ],
                  [
                    707407.7856816071,
                    5381792.334144635,
                    498.1165657698817
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:07:27+00:00",
            "end_time": "2018-07-20T23:38:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1577308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12104965172752,
              48.25808860083199,
              427.6140988811467
            ],
            [
              -120.12027118991857,
              48.271936715400315,
              427.6140988811467
            ],
            [
              -120.10577241638273,
              48.27157242502115,
              874.0140988811468
            ],
            [
              -120.1065547842637,
              48.25772448647782,
              874.0140988811468
            ],
            [
              -120.12104965172752,
              48.25808860083199,
              427.6140988811467
            ]
          ]
        ]
      },
      "bbox": [
        -120.1210497,
        48.25772449,
        427.6140989,
        -120.1057724,
        48.27193672,
        874.0140989
      ],
      "properties": {
        "datetime": "2018-07-20T02:30:24Z",
        "pc:count": 16661700,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714287.0353,
            "count": 16661700,
            "maximum": 714750.5145,
            "minimum": 713673.2945,
            "name": "X",
            "position": 0,
            "stddev": 248.3718829,
            "variance": 61688.59222
          },
          {
            "average": 5349714.425,
            "count": 16661700,
            "maximum": 5350534.644,
            "minimum": 5348993.464,
            "name": "Y",
            "position": 1,
            "stddev": 444.2312387,
            "variance": 197341.3935
          },
          {
            "average": 641.9270344,
            "count": 16661700,
            "maximum": 874.0140989,
            "minimum": 427.6140989,
            "name": "Z",
            "position": 2,
            "stddev": 122.1726497,
            "variance": 14926.15632
          },
          {
            "average": 1133.31054,
            "count": 16661700,
            "maximum": 4095,
            "minimum": 89,
            "name": "Intensity",
            "position": 3,
            "stddev": 309.0827318,
            "variance": 95532.13513
          },
          {
            "average": 1.020161208,
            "count": 16661700,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1521060907,
            "variance": 0.02313626281
          },
          {
            "average": 1.040327638,
            "count": 16661700,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.221012727,
            "variance": 0.04884662551
          },
          {
            "average": 0.497352431,
            "count": 16661700,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930053,
            "variance": 0.2499930054
          },
          {
            "average": 0.0001979389858,
            "count": 16661700,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01406768701,
            "variance": 0.0001978998179
          },
          {
            "average": 1.588750368,
            "count": 16661700,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5434519745,
            "variance": 0.2953400485
          },
          {
            "average": -0.5309698847,
            "count": 16661700,
            "maximum": 13.99800014,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.857178199,
            "variance": 78.44960566
          },
          {
            "average": 0,
            "count": 16661700,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 84.37645174,
            "count": 16661700,
            "maximum": 86,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.5975615,
            "variance": 2.552202746
          },
          {
            "average": 216088197.6,
            "count": 16661700,
            "maximum": 216089024.8,
            "minimum": 216086584.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1043.063037,
            "variance": 1087980.5
          },
          {
            "average": 0,
            "count": 16661700,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16661700,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16661700,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16661700,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16661700,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713673.2945,
          5348993.464,
          427.6140989,
          714750.5145,
          5350534.644,
          874.0140989
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713673.2944713052,
                5348993.464465363,
                427.6140988811467
              ],
              [
                713673.2944713052,
                5350534.644465363,
                427.6140988811467
              ],
              [
                714750.5144713052,
                5350534.644465363,
                874.0140988811468
              ],
              [
                714750.5144713052,
                5348993.464465363,
                874.0140988811468
              ],
              [
                713673.2944713052,
                5348993.464465363,
                427.6140988811467
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:30:24+00:00",
        "end_time": "2018-07-20T01:49:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1577308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1577308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1577308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1577308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1210497,
            48.25772449,
            427.6140989,
            -120.1057724,
            48.27193672,
            874.0140989
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12104965172752,
                  48.25808860083199,
                  427.6140988811467
                ],
                [
                  -120.12027118991857,
                  48.271936715400315,
                  427.6140988811467
                ],
                [
                  -120.10577241638273,
                  48.27157242502115,
                  874.0140988811468
                ],
                [
                  -120.1065547842637,
                  48.25772448647782,
                  874.0140988811468
                ],
                [
                  -120.12104965172752,
                  48.25808860083199,
                  427.6140988811467
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1577308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1577308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:30:24Z",
            "pc:count": 16661700,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714287.0353,
                "count": 16661700,
                "maximum": 714750.5145,
                "minimum": 713673.2945,
                "name": "X",
                "position": 0,
                "stddev": 248.3718829,
                "variance": 61688.59222
              },
              {
                "average": 5349714.425,
                "count": 16661700,
                "maximum": 5350534.644,
                "minimum": 5348993.464,
                "name": "Y",
                "position": 1,
                "stddev": 444.2312387,
                "variance": 197341.3935
              },
              {
                "average": 641.9270344,
                "count": 16661700,
                "maximum": 874.0140989,
                "minimum": 427.6140989,
                "name": "Z",
                "position": 2,
                "stddev": 122.1726497,
                "variance": 14926.15632
              },
              {
                "average": 1133.31054,
                "count": 16661700,
                "maximum": 4095,
                "minimum": 89,
                "name": "Intensity",
                "position": 3,
                "stddev": 309.0827318,
                "variance": 95532.13513
              },
              {
                "average": 1.020161208,
                "count": 16661700,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1521060907,
                "variance": 0.02313626281
              },
              {
                "average": 1.040327638,
                "count": 16661700,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.221012727,
                "variance": 0.04884662551
              },
              {
                "average": 0.497352431,
                "count": 16661700,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930053,
                "variance": 0.2499930054
              },
              {
                "average": 0.0001979389858,
                "count": 16661700,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01406768701,
                "variance": 0.0001978998179
              },
              {
                "average": 1.588750368,
                "count": 16661700,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5434519745,
                "variance": 0.2953400485
              },
              {
                "average": -0.5309698847,
                "count": 16661700,
                "maximum": 13.99800014,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.857178199,
                "variance": 78.44960566
              },
              {
                "average": 0,
                "count": 16661700,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 84.37645174,
                "count": 16661700,
                "maximum": 86,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.5975615,
                "variance": 2.552202746
              },
              {
                "average": 216088197.6,
                "count": 16661700,
                "maximum": 216089024.8,
                "minimum": 216086584.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1043.063037,
                "variance": 1087980.5
              },
              {
                "average": 0,
                "count": 16661700,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16661700,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16661700,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16661700,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16661700,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713673.2945,
              5348993.464,
              427.6140989,
              714750.5145,
              5350534.644,
              874.0140989
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713673.2944713052,
                    5348993.464465363,
                    427.6140988811467
                  ],
                  [
                    713673.2944713052,
                    5350534.644465363,
                    427.6140988811467
                  ],
                  [
                    714750.5144713052,
                    5350534.644465363,
                    874.0140988811468
                  ],
                  [
                    714750.5144713052,
                    5348993.464465363,
                    874.0140988811468
                  ],
                  [
                    713673.2944713052,
                    5348993.464465363,
                    427.6140988811467
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:30:24+00:00",
            "end_time": "2018-07-20T01:49:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10822257593759,
              48.70345664349342,
              886.5340892898312
            ],
            [
              -120.10742173562842,
              48.71741834837889,
              886.5340892898312
            ],
            [
              -120.08863865363558,
              48.71694488526426,
              1783.4940892898312
            ],
            [
              -120.08944467638663,
              48.702983411476445,
              1783.4940892898312
            ],
            [
              -120.10822257593759,
              48.70345664349342,
              886.5340892898312
            ]
          ]
        ]
      },
      "bbox": [
        -120.1082226,
        48.70298341,
        886.5340893,
        -120.0886387,
        48.71741835,
        1783.494089
      ],
      "properties": {
        "datetime": "2018-07-20T02:10:34Z",
        "pc:count": 36945884,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713340.9219,
            "count": 36945884,
            "maximum": 714136.5337,
            "minimum": 712753.1537,
            "name": "X",
            "position": 0,
            "stddev": 347.7236665,
            "variance": 120911.7482
          },
          {
            "average": 5399332.826,
            "count": 36945884,
            "maximum": 5400080.589,
            "minimum": 5398526.629,
            "name": "Y",
            "position": 1,
            "stddev": 421.7239428,
            "variance": 177851.084
          },
          {
            "average": 1256.956251,
            "count": 36945884,
            "maximum": 1783.494089,
            "minimum": 886.5340893,
            "name": "Z",
            "position": 2,
            "stddev": 210.9368288,
            "variance": 44494.34572
          },
          {
            "average": 666.6082961,
            "count": 36945884,
            "maximum": 4095,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 438.6273619,
            "variance": 192393.9626
          },
          {
            "average": 1.499476965,
            "count": 36945884,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8013469488,
            "variance": 0.6421569324
          },
          {
            "average": 1.999267848,
            "count": 36945884,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.085154843,
            "variance": 1.177561034
          },
          {
            "average": 0.4977008806,
            "count": 36945884,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999947208,
            "variance": 0.2499947208
          },
          {
            "average": 0.0002426521991,
            "count": 36945884,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01557540772,
            "variance": 0.0002425933256
          },
          {
            "average": 1.29535577,
            "count": 36945884,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5308543648,
            "variance": 0.2818063566
          },
          {
            "average": 0.6263039922,
            "count": 36945884,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.88289196,
            "variance": 141.2031212
          },
          {
            "average": 0,
            "count": 36945884,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 81.0247437,
            "count": 36945884,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.957998491,
            "variance": 3.83375809
          },
          {
            "average": 216086092.7,
            "count": 36945884,
            "maximum": 216087834.6,
            "minimum": 216082867.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1243.512996,
            "variance": 1546324.572
          },
          {
            "average": 0,
            "count": 36945884,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36945884,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36945884,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36945884,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36945884,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712753.1537,
          5398526.629,
          886.5340893,
          714136.5337,
          5400080.589,
          1783.494089
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712753.1536941642,
                5398526.628798181,
                886.5340892898312
              ],
              [
                712753.1536941642,
                5400080.588798182,
                886.5340892898312
              ],
              [
                714136.5336941641,
                5400080.588798182,
                1783.4940892898312
              ],
              [
                714136.5336941641,
                5398526.628798181,
                1783.4940892898312
              ],
              [
                712753.1536941642,
                5398526.628798181,
                886.5340892898312
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:10:34+00:00",
        "end_time": "2018-07-20T00:47:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1082226,
            48.70298341,
            886.5340893,
            -120.0886387,
            48.71741835,
            1783.494089
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10822257593759,
                  48.70345664349342,
                  886.5340892898312
                ],
                [
                  -120.10742173562842,
                  48.71741834837889,
                  886.5340892898312
                ],
                [
                  -120.08863865363558,
                  48.71694488526426,
                  1783.4940892898312
                ],
                [
                  -120.08944467638663,
                  48.702983411476445,
                  1783.4940892898312
                ],
                [
                  -120.10822257593759,
                  48.70345664349342,
                  886.5340892898312
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:10:34Z",
            "pc:count": 36945884,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713340.9219,
                "count": 36945884,
                "maximum": 714136.5337,
                "minimum": 712753.1537,
                "name": "X",
                "position": 0,
                "stddev": 347.7236665,
                "variance": 120911.7482
              },
              {
                "average": 5399332.826,
                "count": 36945884,
                "maximum": 5400080.589,
                "minimum": 5398526.629,
                "name": "Y",
                "position": 1,
                "stddev": 421.7239428,
                "variance": 177851.084
              },
              {
                "average": 1256.956251,
                "count": 36945884,
                "maximum": 1783.494089,
                "minimum": 886.5340893,
                "name": "Z",
                "position": 2,
                "stddev": 210.9368288,
                "variance": 44494.34572
              },
              {
                "average": 666.6082961,
                "count": 36945884,
                "maximum": 4095,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 438.6273619,
                "variance": 192393.9626
              },
              {
                "average": 1.499476965,
                "count": 36945884,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8013469488,
                "variance": 0.6421569324
              },
              {
                "average": 1.999267848,
                "count": 36945884,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.085154843,
                "variance": 1.177561034
              },
              {
                "average": 0.4977008806,
                "count": 36945884,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999947208,
                "variance": 0.2499947208
              },
              {
                "average": 0.0002426521991,
                "count": 36945884,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01557540772,
                "variance": 0.0002425933256
              },
              {
                "average": 1.29535577,
                "count": 36945884,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5308543648,
                "variance": 0.2818063566
              },
              {
                "average": 0.6263039922,
                "count": 36945884,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.88289196,
                "variance": 141.2031212
              },
              {
                "average": 0,
                "count": 36945884,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 81.0247437,
                "count": 36945884,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.957998491,
                "variance": 3.83375809
              },
              {
                "average": 216086092.7,
                "count": 36945884,
                "maximum": 216087834.6,
                "minimum": 216082867.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1243.512996,
                "variance": 1546324.572
              },
              {
                "average": 0,
                "count": 36945884,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36945884,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36945884,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36945884,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36945884,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712753.1537,
              5398526.629,
              886.5340893,
              714136.5337,
              5400080.589,
              1783.494089
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712753.1536941642,
                    5398526.628798181,
                    886.5340892898312
                  ],
                  [
                    712753.1536941642,
                    5400080.588798182,
                    886.5340892898312
                  ],
                  [
                    714136.5336941641,
                    5400080.588798182,
                    1783.4940892898312
                  ],
                  [
                    714136.5336941641,
                    5398526.628798181,
                    1783.4940892898312
                  ],
                  [
                    712753.1536941642,
                    5398526.628798181,
                    886.5340892898312
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:10:34+00:00",
            "end_time": "2018-07-20T00:47:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18877295607716,
              48.44693208009492,
              523.2285090748286
            ],
            [
              -120.18799933280961,
              48.460932589454885,
              523.2285090748286
            ],
            [
              -120.16696334981654,
              48.460416281765916,
              620.7685090748286
            ],
            [
              -120.16774274159648,
              48.446416024828224,
              620.7685090748286
            ],
            [
              -120.18877295607716,
              48.44693208009492,
              523.2285090748286
            ]
          ]
        ]
      },
      "bbox": [
        -120.188773,
        48.44641602,
        523.2285091,
        -120.1669633,
        48.46093259,
        620.7685091
      ],
      "properties": {
        "datetime": "2018-07-21T01:11:04Z",
        "pc:count": 43115095,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708639.4537,
            "count": 43115095,
            "maximum": 709434.3451,
            "minimum": 707877.2851,
            "name": "X",
            "position": 0,
            "stddev": 429.7943261,
            "variance": 184723.1627
          },
          {
            "average": 5370606.693,
            "count": 43115095,
            "maximum": 5371352.725,
            "minimum": 5369794.625,
            "name": "Y",
            "position": 1,
            "stddev": 432.3426333,
            "variance": 186920.1526
          },
          {
            "average": 574.5570786,
            "count": 43115095,
            "maximum": 620.7685091,
            "minimum": 523.2285091,
            "name": "Z",
            "position": 2,
            "stddev": 14.81642641,
            "variance": 219.5264916
          },
          {
            "average": 926.6651475,
            "count": 43115095,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 487.8778783,
            "variance": 238024.8241
          },
          {
            "average": 1.225070268,
            "count": 43115095,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5165552789,
            "variance": 0.2668293561
          },
          {
            "average": 1.450167209,
            "count": 43115095,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7244153213,
            "variance": 0.5247775578
          },
          {
            "average": 0.4967186782,
            "count": 43115095,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892386,
            "variance": 0.2499892387
          },
          {
            "average": 0.0002684906528,
            "count": 43115095,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01638348473,
            "variance": 0.0002684185717
          },
          {
            "average": 1.458687868,
            "count": 43115095,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5139134489,
            "variance": 0.2641070329
          },
          {
            "average": 0.08739351265,
            "count": 43115095,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.174813019,
            "variance": 84.17719394
          },
          {
            "average": 0,
            "count": 43115095,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8904428,
            "count": 43115095,
            "maximum": 164,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.60926206,
            "variance": 6.808248499
          },
          {
            "average": 216168104.7,
            "count": 43115095,
            "maximum": 216170664.1,
            "minimum": 216164924.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1384.841541,
            "variance": 1917786.093
          },
          {
            "average": 0,
            "count": 43115095,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43115095,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43115095,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43115095,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43115095,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707877.2851,
          5369794.625,
          523.2285091,
          709434.3451,
          5371352.725,
          620.7685091
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707877.2850749558,
                5369794.624675124,
                523.2285090748286
              ],
              [
                707877.2850749558,
                5371352.724675124,
                523.2285090748286
              ],
              [
                709434.3450749558,
                5371352.724675124,
                620.7685090748286
              ],
              [
                709434.3450749558,
                5369794.624675124,
                620.7685090748286
              ],
              [
                707877.2850749558,
                5369794.624675124,
                523.2285090748286
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:11:04+00:00",
        "end_time": "2018-07-20T23:35:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.188773,
            48.44641602,
            523.2285091,
            -120.1669633,
            48.46093259,
            620.7685091
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18877295607716,
                  48.44693208009492,
                  523.2285090748286
                ],
                [
                  -120.18799933280961,
                  48.460932589454885,
                  523.2285090748286
                ],
                [
                  -120.16696334981654,
                  48.460416281765916,
                  620.7685090748286
                ],
                [
                  -120.16774274159648,
                  48.446416024828224,
                  620.7685090748286
                ],
                [
                  -120.18877295607716,
                  48.44693208009492,
                  523.2285090748286
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:11:04Z",
            "pc:count": 43115095,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708639.4537,
                "count": 43115095,
                "maximum": 709434.3451,
                "minimum": 707877.2851,
                "name": "X",
                "position": 0,
                "stddev": 429.7943261,
                "variance": 184723.1627
              },
              {
                "average": 5370606.693,
                "count": 43115095,
                "maximum": 5371352.725,
                "minimum": 5369794.625,
                "name": "Y",
                "position": 1,
                "stddev": 432.3426333,
                "variance": 186920.1526
              },
              {
                "average": 574.5570786,
                "count": 43115095,
                "maximum": 620.7685091,
                "minimum": 523.2285091,
                "name": "Z",
                "position": 2,
                "stddev": 14.81642641,
                "variance": 219.5264916
              },
              {
                "average": 926.6651475,
                "count": 43115095,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 487.8778783,
                "variance": 238024.8241
              },
              {
                "average": 1.225070268,
                "count": 43115095,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5165552789,
                "variance": 0.2668293561
              },
              {
                "average": 1.450167209,
                "count": 43115095,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7244153213,
                "variance": 0.5247775578
              },
              {
                "average": 0.4967186782,
                "count": 43115095,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892386,
                "variance": 0.2499892387
              },
              {
                "average": 0.0002684906528,
                "count": 43115095,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01638348473,
                "variance": 0.0002684185717
              },
              {
                "average": 1.458687868,
                "count": 43115095,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5139134489,
                "variance": 0.2641070329
              },
              {
                "average": 0.08739351265,
                "count": 43115095,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.174813019,
                "variance": 84.17719394
              },
              {
                "average": 0,
                "count": 43115095,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8904428,
                "count": 43115095,
                "maximum": 164,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.60926206,
                "variance": 6.808248499
              },
              {
                "average": 216168104.7,
                "count": 43115095,
                "maximum": 216170664.1,
                "minimum": 216164924.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1384.841541,
                "variance": 1917786.093
              },
              {
                "average": 0,
                "count": 43115095,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43115095,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43115095,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43115095,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43115095,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707877.2851,
              5369794.625,
              523.2285091,
              709434.3451,
              5371352.725,
              620.7685091
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707877.2850749558,
                    5369794.624675124,
                    523.2285090748286
                  ],
                  [
                    707877.2850749558,
                    5371352.724675124,
                    523.2285090748286
                  ],
                  [
                    709434.3450749558,
                    5371352.724675124,
                    620.7685090748286
                  ],
                  [
                    709434.3450749558,
                    5369794.624675124,
                    620.7685090748286
                  ],
                  [
                    707877.2850749558,
                    5369794.624675124,
                    523.2285090748286
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:11:04+00:00",
            "end_time": "2018-07-20T23:35:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1578808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12592679908022,
              48.27184786598882,
              658.9636016949216
            ],
            [
              -120.12515740514581,
              48.285551341657644,
              658.9636016949216
            ],
            [
              -120.10579811260091,
              48.285065369515806,
              1027.0036016949216
            ],
            [
              -120.10657267008902,
              48.27136212622886,
              1027.0036016949216
            ],
            [
              -120.12592679908022,
              48.27184786598882,
              658.9636016949216
            ]
          ]
        ]
      },
      "bbox": [
        -120.1259268,
        48.27136213,
        658.9636017,
        -120.1057981,
        48.28555134,
        1027.003602
      ],
      "properties": {
        "datetime": "2018-07-20T03:13:44Z",
        "pc:count": 20155914,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714226.2518,
            "count": 20155914,
            "maximum": 714692.0233,
            "minimum": 713254.0633,
            "name": "X",
            "position": 0,
            "stddev": 269.2774479,
            "variance": 72510.34394
          },
          {
            "average": 5351409.7,
            "count": 20155914,
            "maximum": 5352034.113,
            "minimum": 5350509.033,
            "name": "Y",
            "position": 1,
            "stddev": 403.5126407,
            "variance": 162822.4512
          },
          {
            "average": 883.183796,
            "count": 20155914,
            "maximum": 1027.003602,
            "minimum": 658.9636017,
            "name": "Z",
            "position": 2,
            "stddev": 80.01266802,
            "variance": 6402.027044
          },
          {
            "average": 776.3301529,
            "count": 20155914,
            "maximum": 4095,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 488.2596942,
            "variance": 238397.529
          },
          {
            "average": 1.416635584,
            "count": 20155914,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7195315242,
            "variance": 0.5177256143
          },
          {
            "average": 1.833428541,
            "count": 20155914,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9813779283,
            "variance": 0.9631026381
          },
          {
            "average": 0.4960290067,
            "count": 20155914,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999842434,
            "variance": 0.2499842436
          },
          {
            "average": 0.0002534739928,
            "count": 20155914,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01591884909,
            "variance": 0.0002534097563
          },
          {
            "average": 1.376329399,
            "count": 20155914,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.532796685,
            "variance": 0.2838723076
          },
          {
            "average": 0.710224555,
            "count": 20155914,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.05186162,
            "variance": 101.039922
          },
          {
            "average": 0,
            "count": 20155914,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 84.52898703,
            "count": 20155914,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.836006026,
            "variance": 3.370918129
          },
          {
            "average": 216088292.5,
            "count": 20155914,
            "maximum": 216091624.7,
            "minimum": 216086613.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1165.851263,
            "variance": 1359209.168
          },
          {
            "average": 0,
            "count": 20155914,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20155914,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20155914,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20155914,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20155914,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713254.0633,
          5350509.033,
          658.9636017,
          714692.0233,
          5352034.113,
          1027.003602
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713254.0632864882,
                5350509.033006945,
                658.9636016949216
              ],
              [
                713254.0632864882,
                5352034.113006945,
                658.9636016949216
              ],
              [
                714692.0232864881,
                5352034.113006945,
                1027.0036016949216
              ],
              [
                714692.0232864881,
                5350509.033006945,
                1027.0036016949216
              ],
              [
                713254.0632864882,
                5350509.033006945,
                658.9636016949216
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:13:44+00:00",
        "end_time": "2018-07-20T01:50:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1578808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1578808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1578808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1578808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1259268,
            48.27136213,
            658.9636017,
            -120.1057981,
            48.28555134,
            1027.003602
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12592679908022,
                  48.27184786598882,
                  658.9636016949216
                ],
                [
                  -120.12515740514581,
                  48.285551341657644,
                  658.9636016949216
                ],
                [
                  -120.10579811260091,
                  48.285065369515806,
                  1027.0036016949216
                ],
                [
                  -120.10657267008902,
                  48.27136212622886,
                  1027.0036016949216
                ],
                [
                  -120.12592679908022,
                  48.27184786598882,
                  658.9636016949216
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1578808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1578808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:13:44Z",
            "pc:count": 20155914,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714226.2518,
                "count": 20155914,
                "maximum": 714692.0233,
                "minimum": 713254.0633,
                "name": "X",
                "position": 0,
                "stddev": 269.2774479,
                "variance": 72510.34394
              },
              {
                "average": 5351409.7,
                "count": 20155914,
                "maximum": 5352034.113,
                "minimum": 5350509.033,
                "name": "Y",
                "position": 1,
                "stddev": 403.5126407,
                "variance": 162822.4512
              },
              {
                "average": 883.183796,
                "count": 20155914,
                "maximum": 1027.003602,
                "minimum": 658.9636017,
                "name": "Z",
                "position": 2,
                "stddev": 80.01266802,
                "variance": 6402.027044
              },
              {
                "average": 776.3301529,
                "count": 20155914,
                "maximum": 4095,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 488.2596942,
                "variance": 238397.529
              },
              {
                "average": 1.416635584,
                "count": 20155914,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7195315242,
                "variance": 0.5177256143
              },
              {
                "average": 1.833428541,
                "count": 20155914,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9813779283,
                "variance": 0.9631026381
              },
              {
                "average": 0.4960290067,
                "count": 20155914,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999842434,
                "variance": 0.2499842436
              },
              {
                "average": 0.0002534739928,
                "count": 20155914,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01591884909,
                "variance": 0.0002534097563
              },
              {
                "average": 1.376329399,
                "count": 20155914,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.532796685,
                "variance": 0.2838723076
              },
              {
                "average": 0.710224555,
                "count": 20155914,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.05186162,
                "variance": 101.039922
              },
              {
                "average": 0,
                "count": 20155914,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 84.52898703,
                "count": 20155914,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.836006026,
                "variance": 3.370918129
              },
              {
                "average": 216088292.5,
                "count": 20155914,
                "maximum": 216091624.7,
                "minimum": 216086613.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1165.851263,
                "variance": 1359209.168
              },
              {
                "average": 0,
                "count": 20155914,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20155914,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20155914,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20155914,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20155914,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713254.0633,
              5350509.033,
              658.9636017,
              714692.0233,
              5352034.113,
              1027.003602
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713254.0632864882,
                    5350509.033006945,
                    658.9636016949216
                  ],
                  [
                    713254.0632864882,
                    5352034.113006945,
                    658.9636016949216
                  ],
                  [
                    714692.0232864881,
                    5352034.113006945,
                    1027.0036016949216
                  ],
                  [
                    714692.0232864881,
                    5350509.033006945,
                    1027.0036016949216
                  ],
                  [
                    713254.0632864882,
                    5350509.033006945,
                    658.9636016949216
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:13:44+00:00",
            "end_time": "2018-07-20T01:50:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1575808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1071239461261,
              48.2476107451411,
              274.42695174391133
            ],
            [
              -120.10650208980434,
              48.25862457419977,
              274.42695174391133
            ],
            [
              -120.08596435338904,
              48.25810551670656,
              646.7469517439113
            ],
            [
              -120.08659060840526,
              48.24709188712317,
              646.7469517439113
            ],
            [
              -120.1071239461261,
              48.2476107451411,
              274.42695174391133
            ]
          ]
        ]
      },
      "bbox": [
        -120.1071239,
        48.24709189,
        274.4269517,
        -120.0859644,
        48.25862457,
        646.7469517
      ],
      "properties": {
        "datetime": "2018-07-20T02:27:00Z",
        "pc:count": 21135485,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715449.0503,
            "count": 21135485,
            "maximum": 716276.9725,
            "minimum": 714750.6525,
            "name": "X",
            "position": 0,
            "stddev": 426.6025272,
            "variance": 181989.7162
          },
          {
            "average": 5348583.202,
            "count": 21135485,
            "maximum": 5349093.643,
            "minimum": 5347867.883,
            "name": "Y",
            "position": 1,
            "stddev": 296.9228998,
            "variance": 88163.20842
          },
          {
            "average": 514.6398336,
            "count": 21135485,
            "maximum": 646.7469517,
            "minimum": 274.4269517,
            "name": "Z",
            "position": 2,
            "stddev": 55.61063146,
            "variance": 3092.542332
          },
          {
            "average": 1197.05636,
            "count": 21135485,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 449.8787771,
            "variance": 202390.9141
          },
          {
            "average": 1.065620164,
            "count": 21135485,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2780738312,
            "variance": 0.0773250556
          },
          {
            "average": 1.131261715,
            "count": 21135485,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4025947778,
            "variance": 0.1620825551
          },
          {
            "average": 0.4950512846,
            "count": 21135485,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999755214,
            "variance": 0.249975522
          },
          {
            "average": 0.0002859645757,
            "count": 21135485,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01690806948,
            "variance": 0.0002858828135
          },
          {
            "average": 1.485398939,
            "count": 21135485,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5140492916,
            "variance": 0.2642466742
          },
          {
            "average": -0.3386844352,
            "count": 21135485,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.925359424,
            "variance": 79.66204085
          },
          {
            "average": 0,
            "count": 21135485,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.62416164,
            "count": 21135485,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.175057463,
            "variance": 4.730874969
          },
          {
            "average": 216085933.5,
            "count": 21135485,
            "maximum": 216088820.2,
            "minimum": 216083823.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1407.950011,
            "variance": 1982323.234
          },
          {
            "average": 0,
            "count": 21135485,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21135485,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21135485,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21135485,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21135485,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714750.6525,
          5347867.883,
          274.4269517,
          716276.9725,
          5349093.643,
          646.7469517
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714750.6525179731,
                5347867.883078282,
                274.42695174391133
              ],
              [
                714750.6525179731,
                5349093.643078282,
                274.42695174391133
              ],
              [
                716276.9725179732,
                5349093.643078282,
                646.7469517439113
              ],
              [
                716276.9725179732,
                5347867.883078282,
                646.7469517439113
              ],
              [
                714750.6525179731,
                5347867.883078282,
                274.42695174391133
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:27:00+00:00",
        "end_time": "2018-07-20T01:03:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1575808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1575808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1575808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1575808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1071239,
            48.24709189,
            274.4269517,
            -120.0859644,
            48.25862457,
            646.7469517
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1071239461261,
                  48.2476107451411,
                  274.42695174391133
                ],
                [
                  -120.10650208980434,
                  48.25862457419977,
                  274.42695174391133
                ],
                [
                  -120.08596435338904,
                  48.25810551670656,
                  646.7469517439113
                ],
                [
                  -120.08659060840526,
                  48.24709188712317,
                  646.7469517439113
                ],
                [
                  -120.1071239461261,
                  48.2476107451411,
                  274.42695174391133
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1575808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1575808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:27:00Z",
            "pc:count": 21135485,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715449.0503,
                "count": 21135485,
                "maximum": 716276.9725,
                "minimum": 714750.6525,
                "name": "X",
                "position": 0,
                "stddev": 426.6025272,
                "variance": 181989.7162
              },
              {
                "average": 5348583.202,
                "count": 21135485,
                "maximum": 5349093.643,
                "minimum": 5347867.883,
                "name": "Y",
                "position": 1,
                "stddev": 296.9228998,
                "variance": 88163.20842
              },
              {
                "average": 514.6398336,
                "count": 21135485,
                "maximum": 646.7469517,
                "minimum": 274.4269517,
                "name": "Z",
                "position": 2,
                "stddev": 55.61063146,
                "variance": 3092.542332
              },
              {
                "average": 1197.05636,
                "count": 21135485,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 449.8787771,
                "variance": 202390.9141
              },
              {
                "average": 1.065620164,
                "count": 21135485,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2780738312,
                "variance": 0.0773250556
              },
              {
                "average": 1.131261715,
                "count": 21135485,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4025947778,
                "variance": 0.1620825551
              },
              {
                "average": 0.4950512846,
                "count": 21135485,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999755214,
                "variance": 0.249975522
              },
              {
                "average": 0.0002859645757,
                "count": 21135485,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01690806948,
                "variance": 0.0002858828135
              },
              {
                "average": 1.485398939,
                "count": 21135485,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5140492916,
                "variance": 0.2642466742
              },
              {
                "average": -0.3386844352,
                "count": 21135485,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.925359424,
                "variance": 79.66204085
              },
              {
                "average": 0,
                "count": 21135485,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.62416164,
                "count": 21135485,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.175057463,
                "variance": 4.730874969
              },
              {
                "average": 216085933.5,
                "count": 21135485,
                "maximum": 216088820.2,
                "minimum": 216083823.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1407.950011,
                "variance": 1982323.234
              },
              {
                "average": 0,
                "count": 21135485,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21135485,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21135485,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21135485,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21135485,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714750.6525,
              5347867.883,
              274.4269517,
              716276.9725,
              5349093.643,
              646.7469517
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714750.6525179731,
                    5347867.883078282,
                    274.42695174391133
                  ],
                  [
                    714750.6525179731,
                    5349093.643078282,
                    274.42695174391133
                  ],
                  [
                    716276.9725179732,
                    5349093.643078282,
                    646.7469517439113
                  ],
                  [
                    716276.9725179732,
                    5347867.883078282,
                    646.7469517439113
                  ],
                  [
                    714750.6525179731,
                    5347867.883078282,
                    274.42695174391133
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:27:00+00:00",
            "end_time": "2018-07-20T01:03:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16824896273016,
              48.36599749824038,
              502.7543103986088
            ],
            [
              -120.16747197661634,
              48.37999669985543,
              502.7543103986088
            ],
            [
              -120.14647054369362,
              48.37947730747121,
              780.3143103986088
            ],
            [
              -120.14725327168958,
              48.36547835967585,
              780.3143103986088
            ],
            [
              -120.16824896273016,
              48.36599749824038,
              502.7543103986088
            ]
          ]
        ]
      },
      "bbox": [
        -120.168249,
        48.36547836,
        502.7543104,
        -120.1464705,
        48.3799967,
        780.3143104
      ],
      "properties": {
        "datetime": "2018-07-21T00:12:30Z",
        "pc:count": 33951634,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710476.9876,
            "count": 33951634,
            "maximum": 711284.5373,
            "minimum": 709727.5373,
            "name": "X",
            "position": 0,
            "stddev": 429.4613267,
            "variance": 184437.0311
          },
          {
            "average": 5361577.429,
            "count": 33951634,
            "maximum": 5362413.667,
            "minimum": 5360855.707,
            "name": "Y",
            "position": 1,
            "stddev": 451.8316039,
            "variance": 204151.7983
          },
          {
            "average": 586.522365,
            "count": 33951634,
            "maximum": 780.3143104,
            "minimum": 502.7543104,
            "name": "Z",
            "position": 2,
            "stddev": 68.44285387,
            "variance": 4684.424246
          },
          {
            "average": 984.1247986,
            "count": 33951634,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 488.2693013,
            "variance": 238406.9106
          },
          {
            "average": 1.182449687,
            "count": 33951634,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4792702387,
            "variance": 0.2296999617
          },
          {
            "average": 1.364963642,
            "count": 33951634,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6881034838,
            "variance": 0.4734864045
          },
          {
            "average": 0.4962633021,
            "count": 33951634,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999860443,
            "variance": 0.2499860445
          },
          {
            "average": 0.0002551570861,
            "count": 33951634,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01597159943,
            "variance": 0.0002550919885
          },
          {
            "average": 1.467189002,
            "count": 33951634,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5204055636,
            "variance": 0.2708219506
          },
          {
            "average": 0.2382464867,
            "count": 33951634,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.694366477,
            "variance": 93.98074139
          },
          {
            "average": 0,
            "count": 33951634,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.3588631,
            "count": 33951634,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.39935242,
            "variance": 179.5426452
          },
          {
            "average": 216154350.1,
            "count": 33951634,
            "maximum": 216167150.6,
            "minimum": 216137045.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13859.85348,
            "variance": 192095538.4
          },
          {
            "average": 0,
            "count": 33951634,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33951634,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33951634,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33951634,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33951634,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709727.5373,
          5360855.707,
          502.7543104,
          711284.5373,
          5362413.667,
          780.3143104
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709727.537333678,
                5360855.706944784,
                502.7543103986088
              ],
              [
                709727.537333678,
                5362413.666944785,
                502.7543103986088
              ],
              [
                711284.537333678,
                5362413.666944785,
                780.3143103986088
              ],
              [
                711284.537333678,
                5360855.706944784,
                780.3143103986088
              ],
              [
                709727.537333678,
                5360855.706944784,
                502.7543103986088
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:12:30+00:00",
        "end_time": "2018-07-20T15:50:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.168249,
            48.36547836,
            502.7543104,
            -120.1464705,
            48.3799967,
            780.3143104
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16824896273016,
                  48.36599749824038,
                  502.7543103986088
                ],
                [
                  -120.16747197661634,
                  48.37999669985543,
                  502.7543103986088
                ],
                [
                  -120.14647054369362,
                  48.37947730747121,
                  780.3143103986088
                ],
                [
                  -120.14725327168958,
                  48.36547835967585,
                  780.3143103986088
                ],
                [
                  -120.16824896273016,
                  48.36599749824038,
                  502.7543103986088
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:12:30Z",
            "pc:count": 33951634,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710476.9876,
                "count": 33951634,
                "maximum": 711284.5373,
                "minimum": 709727.5373,
                "name": "X",
                "position": 0,
                "stddev": 429.4613267,
                "variance": 184437.0311
              },
              {
                "average": 5361577.429,
                "count": 33951634,
                "maximum": 5362413.667,
                "minimum": 5360855.707,
                "name": "Y",
                "position": 1,
                "stddev": 451.8316039,
                "variance": 204151.7983
              },
              {
                "average": 586.522365,
                "count": 33951634,
                "maximum": 780.3143104,
                "minimum": 502.7543104,
                "name": "Z",
                "position": 2,
                "stddev": 68.44285387,
                "variance": 4684.424246
              },
              {
                "average": 984.1247986,
                "count": 33951634,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 488.2693013,
                "variance": 238406.9106
              },
              {
                "average": 1.182449687,
                "count": 33951634,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4792702387,
                "variance": 0.2296999617
              },
              {
                "average": 1.364963642,
                "count": 33951634,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6881034838,
                "variance": 0.4734864045
              },
              {
                "average": 0.4962633021,
                "count": 33951634,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999860443,
                "variance": 0.2499860445
              },
              {
                "average": 0.0002551570861,
                "count": 33951634,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01597159943,
                "variance": 0.0002550919885
              },
              {
                "average": 1.467189002,
                "count": 33951634,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5204055636,
                "variance": 0.2708219506
              },
              {
                "average": 0.2382464867,
                "count": 33951634,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.694366477,
                "variance": 93.98074139
              },
              {
                "average": 0,
                "count": 33951634,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.3588631,
                "count": 33951634,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.39935242,
                "variance": 179.5426452
              },
              {
                "average": 216154350.1,
                "count": 33951634,
                "maximum": 216167150.6,
                "minimum": 216137045.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13859.85348,
                "variance": 192095538.4
              },
              {
                "average": 0,
                "count": 33951634,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33951634,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33951634,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33951634,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33951634,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709727.5373,
              5360855.707,
              502.7543104,
              711284.5373,
              5362413.667,
              780.3143104
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709727.537333678,
                    5360855.706944784,
                    502.7543103986088
                  ],
                  [
                    709727.537333678,
                    5362413.666944785,
                    502.7543103986088
                  ],
                  [
                    711284.537333678,
                    5362413.666944785,
                    780.3143103986088
                  ],
                  [
                    711284.537333678,
                    5360855.706944784,
                    780.3143103986088
                  ],
                  [
                    709727.537333678,
                    5360855.706944784,
                    502.7543103986088
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:12:30+00:00",
            "end_time": "2018-07-20T15:50:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16854748597927,
              48.460457560028956,
              528.4350630875917
            ],
            [
              -120.16776790122513,
              48.47445833152664,
              528.4350630875917
            ],
            [
              -120.1467264261377,
              48.47393821134838,
              825.8350630875918
            ],
            [
              -120.14751178356875,
              48.45993769415641,
              825.8350630875918
            ],
            [
              -120.16854748597927,
              48.460457560028956,
              528.4350630875917
            ]
          ]
        ]
      },
      "bbox": [
        -120.1685475,
        48.45993769,
        528.4350631,
        -120.1467264,
        48.47445833,
        825.8350631
      ],
      "properties": {
        "datetime": "2018-07-21T00:15:31Z",
        "pc:count": 29122588,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710056.4008,
            "count": 29122588,
            "maximum": 710874.1582,
            "minimum": 709317.0782,
            "name": "X",
            "position": 0,
            "stddev": 434.9338454,
            "variance": 189167.4499
          },
          {
            "average": 5372093.686,
            "count": 29122588,
            "maximum": 5372911.136,
            "minimum": 5371352.976,
            "name": "Y",
            "position": 1,
            "stddev": 431.4243053,
            "variance": 186126.9312
          },
          {
            "average": 690.7111374,
            "count": 29122588,
            "maximum": 825.8350631,
            "minimum": 528.4350631,
            "name": "Z",
            "position": 2,
            "stddev": 97.8185578,
            "variance": 9568.47025
          },
          {
            "average": 1233.454716,
            "count": 29122588,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 350.8137839,
            "variance": 123070.311
          },
          {
            "average": 1.034512077,
            "count": 29122588,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2049307141,
            "variance": 0.04199659759
          },
          {
            "average": 1.06903449,
            "count": 29122588,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3005126164,
            "variance": 0.09030783264
          },
          {
            "average": 0.4967517653,
            "count": 29122588,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999894574,
            "variance": 0.2499894576
          },
          {
            "average": 0.0002342168217,
            "count": 29122588,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01530235185,
            "variance": 0.0002341619722
          },
          {
            "average": 1.622989379,
            "count": 29122588,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5122305201,
            "variance": 0.2623801057
          },
          {
            "average": -0.2259910183,
            "count": 29122588,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.946431948,
            "variance": 98.9315085
          },
          {
            "average": 0,
            "count": 29122588,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 354.0772382,
            "count": 29122588,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 490.4261548,
            "variance": 240517.8133
          },
          {
            "average": 216154511.9,
            "count": 29122588,
            "maximum": 216167331.1,
            "minimum": 216136889.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13837.88827,
            "variance": 191487151.9
          },
          {
            "average": 0,
            "count": 29122588,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29122588,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29122588,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29122588,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29122588,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709317.0782,
          5371352.976,
          528.4350631,
          710874.1582,
          5372911.136,
          825.8350631
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709317.0782384693,
                5371352.9761759415,
                528.4350630875917
              ],
              [
                709317.0782384693,
                5372911.136175942,
                528.4350630875917
              ],
              [
                710874.1582384694,
                5372911.136175942,
                825.8350630875918
              ],
              [
                710874.1582384694,
                5371352.9761759415,
                825.8350630875918
              ],
              [
                709317.0782384693,
                5371352.9761759415,
                528.4350630875917
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:15:31+00:00",
        "end_time": "2018-07-20T15:48:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1685475,
            48.45993769,
            528.4350631,
            -120.1467264,
            48.47445833,
            825.8350631
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16854748597927,
                  48.460457560028956,
                  528.4350630875917
                ],
                [
                  -120.16776790122513,
                  48.47445833152664,
                  528.4350630875917
                ],
                [
                  -120.1467264261377,
                  48.47393821134838,
                  825.8350630875918
                ],
                [
                  -120.14751178356875,
                  48.45993769415641,
                  825.8350630875918
                ],
                [
                  -120.16854748597927,
                  48.460457560028956,
                  528.4350630875917
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:15:31Z",
            "pc:count": 29122588,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710056.4008,
                "count": 29122588,
                "maximum": 710874.1582,
                "minimum": 709317.0782,
                "name": "X",
                "position": 0,
                "stddev": 434.9338454,
                "variance": 189167.4499
              },
              {
                "average": 5372093.686,
                "count": 29122588,
                "maximum": 5372911.136,
                "minimum": 5371352.976,
                "name": "Y",
                "position": 1,
                "stddev": 431.4243053,
                "variance": 186126.9312
              },
              {
                "average": 690.7111374,
                "count": 29122588,
                "maximum": 825.8350631,
                "minimum": 528.4350631,
                "name": "Z",
                "position": 2,
                "stddev": 97.8185578,
                "variance": 9568.47025
              },
              {
                "average": 1233.454716,
                "count": 29122588,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 350.8137839,
                "variance": 123070.311
              },
              {
                "average": 1.034512077,
                "count": 29122588,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2049307141,
                "variance": 0.04199659759
              },
              {
                "average": 1.06903449,
                "count": 29122588,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3005126164,
                "variance": 0.09030783264
              },
              {
                "average": 0.4967517653,
                "count": 29122588,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999894574,
                "variance": 0.2499894576
              },
              {
                "average": 0.0002342168217,
                "count": 29122588,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01530235185,
                "variance": 0.0002341619722
              },
              {
                "average": 1.622989379,
                "count": 29122588,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5122305201,
                "variance": 0.2623801057
              },
              {
                "average": -0.2259910183,
                "count": 29122588,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.946431948,
                "variance": 98.9315085
              },
              {
                "average": 0,
                "count": 29122588,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 354.0772382,
                "count": 29122588,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 490.4261548,
                "variance": 240517.8133
              },
              {
                "average": 216154511.9,
                "count": 29122588,
                "maximum": 216167331.1,
                "minimum": 216136889.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13837.88827,
                "variance": 191487151.9
              },
              {
                "average": 0,
                "count": 29122588,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29122588,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29122588,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29122588,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29122588,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709317.0782,
              5371352.976,
              528.4350631,
              710874.1582,
              5372911.136,
              825.8350631
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709317.0782384693,
                    5371352.9761759415,
                    528.4350630875917
                  ],
                  [
                    709317.0782384693,
                    5372911.136175942,
                    528.4350630875917
                  ],
                  [
                    710874.1582384694,
                    5372911.136175942,
                    825.8350630875918
                  ],
                  [
                    710874.1582384694,
                    5371352.9761759415,
                    825.8350630875918
                  ],
                  [
                    709317.0782384693,
                    5371352.9761759415,
                    528.4350630875917
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:15:31+00:00",
            "end_time": "2018-07-20T15:48:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1283917078648,
              48.6224544540281,
              1095.8795150111428
            ],
            [
              -120.1275963402314,
              48.63645829369133,
              1095.8795150111428
            ],
            [
              -120.10648913674802,
              48.635929540530604,
              1655.7595150111429
            ],
            [
              -120.10729032915225,
              48.62192595963512,
              1655.7595150111429
            ],
            [
              -120.1283917078648,
              48.6224544540281,
              1095.8795150111428
            ]
          ]
        ]
      },
      "bbox": [
        -120.1283917,
        48.62192596,
        1095.879515,
        -120.1064891,
        48.63645829,
        1655.759515
      ],
      "properties": {
        "datetime": "2018-07-20T03:03:39Z",
        "pc:count": 56954743,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712385.3327,
            "count": 56954743,
            "maximum": 713165.5217,
            "minimum": 711608.5017,
            "name": "X",
            "position": 0,
            "stddev": 410.6975376,
            "variance": 168672.4674
          },
          {
            "average": 5390233.284,
            "count": 56954743,
            "maximum": 5391026.451,
            "minimum": 5389467.851,
            "name": "Y",
            "position": 1,
            "stddev": 429.8305144,
            "variance": 184754.2711
          },
          {
            "average": 1401.414001,
            "count": 56954743,
            "maximum": 1655.759515,
            "minimum": 1095.879515,
            "name": "Z",
            "position": 2,
            "stddev": 141.8580935,
            "variance": 20123.7187
          },
          {
            "average": 521.6287509,
            "count": 56954743,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 434.3886224,
            "variance": 188693.4753
          },
          {
            "average": 1.781944499,
            "count": 56954743,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9507430767,
            "variance": 0.9039123979
          },
          {
            "average": 2.564202757,
            "count": 56954743,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.148192358,
            "variance": 1.31834569
          },
          {
            "average": 0.4986287446,
            "count": 56954743,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499998124,
            "variance": 0.249998124
          },
          {
            "average": 0.0002319209833,
            "count": 56954743,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01522718621,
            "variance": 0.0002318672
          },
          {
            "average": 1.218989488,
            "count": 56954743,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4795711282,
            "variance": 0.229988467
          },
          {
            "average": 0.7303604731,
            "count": 56954743,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.50959189,
            "variance": 182.509073
          },
          {
            "average": 0,
            "count": 56954743,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.65768995,
            "count": 56954743,
            "maximum": 89,
            "minimum": 83,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.138655905,
            "variance": 4.57384908
          },
          {
            "average": 216088946.1,
            "count": 56954743,
            "maximum": 216091019,
            "minimum": 216087286.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1283.287945,
            "variance": 1646827.95
          },
          {
            "average": 0,
            "count": 56954743,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56954743,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56954743,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56954743,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56954743,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711608.5017,
          5389467.851,
          1095.879515,
          713165.5217,
          5391026.451,
          1655.759515
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711608.5016604422,
                5389467.851485522,
                1095.8795150111428
              ],
              [
                711608.5016604422,
                5391026.451485522,
                1095.8795150111428
              ],
              [
                713165.5216604422,
                5391026.451485522,
                1655.7595150111429
              ],
              [
                713165.5216604422,
                5389467.851485522,
                1655.7595150111429
              ],
              [
                711608.5016604422,
                5389467.851485522,
                1095.8795150111428
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:03:39+00:00",
        "end_time": "2018-07-20T02:01:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1283917,
            48.62192596,
            1095.879515,
            -120.1064891,
            48.63645829,
            1655.759515
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1283917078648,
                  48.6224544540281,
                  1095.8795150111428
                ],
                [
                  -120.1275963402314,
                  48.63645829369133,
                  1095.8795150111428
                ],
                [
                  -120.10648913674802,
                  48.635929540530604,
                  1655.7595150111429
                ],
                [
                  -120.10729032915225,
                  48.62192595963512,
                  1655.7595150111429
                ],
                [
                  -120.1283917078648,
                  48.6224544540281,
                  1095.8795150111428
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:03:39Z",
            "pc:count": 56954743,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712385.3327,
                "count": 56954743,
                "maximum": 713165.5217,
                "minimum": 711608.5017,
                "name": "X",
                "position": 0,
                "stddev": 410.6975376,
                "variance": 168672.4674
              },
              {
                "average": 5390233.284,
                "count": 56954743,
                "maximum": 5391026.451,
                "minimum": 5389467.851,
                "name": "Y",
                "position": 1,
                "stddev": 429.8305144,
                "variance": 184754.2711
              },
              {
                "average": 1401.414001,
                "count": 56954743,
                "maximum": 1655.759515,
                "minimum": 1095.879515,
                "name": "Z",
                "position": 2,
                "stddev": 141.8580935,
                "variance": 20123.7187
              },
              {
                "average": 521.6287509,
                "count": 56954743,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 434.3886224,
                "variance": 188693.4753
              },
              {
                "average": 1.781944499,
                "count": 56954743,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9507430767,
                "variance": 0.9039123979
              },
              {
                "average": 2.564202757,
                "count": 56954743,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.148192358,
                "variance": 1.31834569
              },
              {
                "average": 0.4986287446,
                "count": 56954743,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499998124,
                "variance": 0.249998124
              },
              {
                "average": 0.0002319209833,
                "count": 56954743,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01522718621,
                "variance": 0.0002318672
              },
              {
                "average": 1.218989488,
                "count": 56954743,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4795711282,
                "variance": 0.229988467
              },
              {
                "average": 0.7303604731,
                "count": 56954743,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.50959189,
                "variance": 182.509073
              },
              {
                "average": 0,
                "count": 56954743,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.65768995,
                "count": 56954743,
                "maximum": 89,
                "minimum": 83,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.138655905,
                "variance": 4.57384908
              },
              {
                "average": 216088946.1,
                "count": 56954743,
                "maximum": 216091019,
                "minimum": 216087286.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1283.287945,
                "variance": 1646827.95
              },
              {
                "average": 0,
                "count": 56954743,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56954743,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56954743,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56954743,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56954743,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711608.5017,
              5389467.851,
              1095.879515,
              713165.5217,
              5391026.451,
              1655.759515
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711608.5016604422,
                    5389467.851485522,
                    1095.8795150111428
                  ],
                  [
                    711608.5016604422,
                    5391026.451485522,
                    1095.8795150111428
                  ],
                  [
                    713165.5216604422,
                    5391026.451485522,
                    1655.7595150111429
                  ],
                  [
                    713165.5216604422,
                    5389467.851485522,
                    1655.7595150111429
                  ],
                  [
                    711608.5016604422,
                    5389467.851485522,
                    1095.8795150111428
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:03:39+00:00",
            "end_time": "2018-07-20T02:01:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1283676052342,
              48.74392190768566,
              929.372407931936
            ],
            [
              -120.1279049676493,
              48.752033833135634,
              929.372407931936
            ],
            [
              -120.10706922984902,
              48.75151224096567,
              1781.0524079319362
            ],
            [
              -120.10753521228636,
              48.74340046347607,
              1781.0524079319362
            ],
            [
              -120.1283676052342,
              48.74392190768566,
              929.372407931936
            ]
          ]
        ]
      },
      "bbox": [
        -120.1283676,
        48.74340046,
        929.3724079,
        -120.1070692,
        48.75203383,
        1781.052408
      ],
      "properties": {
        "datetime": "2018-07-20T02:59:52Z",
        "pc:count": 16520926,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711810.0392,
            "count": 16520926,
            "maximum": 712635.1446,
            "minimum": 711101.6646,
            "name": "X",
            "position": 0,
            "stddev": 421.7536536,
            "variance": 177876.1443
          },
          {
            "average": 5403307.157,
            "count": 16520926,
            "maximum": 5403870.829,
            "minimum": 5402967.969,
            "name": "Y",
            "position": 1,
            "stddev": 204.8561551,
            "variance": 41966.04429
          },
          {
            "average": 1379.335419,
            "count": 16520926,
            "maximum": 1781.052408,
            "minimum": 929.3724079,
            "name": "Z",
            "position": 2,
            "stddev": 226.0022944,
            "variance": 51077.03707
          },
          {
            "average": 710.7551514,
            "count": 16520926,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 438.9682728,
            "variance": 192693.1445
          },
          {
            "average": 1.446333819,
            "count": 16520926,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7902598106,
            "variance": 0.6245105682
          },
          {
            "average": 1.892688037,
            "count": 16520926,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.108214714,
            "variance": 1.228139851
          },
          {
            "average": 0.4965828187,
            "count": 16520926,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999883379,
            "variance": 0.249988338
          },
          {
            "average": 0.0002516808077,
            "count": 16520926,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01586245503,
            "variance": 0.0002516174797
          },
          {
            "average": 1.305744908,
            "count": 16520926,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5336272177,
            "variance": 0.2847580074
          },
          {
            "average": 0.7510642863,
            "count": 16520926,
            "maximum": 24,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.64240346,
            "variance": 186.1151721
          },
          {
            "average": 0,
            "count": 16520926,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.70329296,
            "count": 16520926,
            "maximum": 89,
            "minimum": 83,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.180133719,
            "variance": 4.752983032
          },
          {
            "average": 216088922.8,
            "count": 16520926,
            "maximum": 216090792.7,
            "minimum": 216087514.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1331.004738,
            "variance": 1771573.612
          },
          {
            "average": 0,
            "count": 16520926,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16520926,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16520926,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16520926,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16520926,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711101.6646,
          5402967.969,
          929.3724079,
          712635.1446,
          5403870.829,
          1781.052408
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711101.6645951609,
                5402967.968932282,
                929.372407931936
              ],
              [
                711101.6645951609,
                5403870.828932282,
                929.372407931936
              ],
              [
                712635.1445951608,
                5403870.828932282,
                1781.0524079319362
              ],
              [
                712635.1445951608,
                5402967.968932282,
                1781.0524079319362
              ],
              [
                711101.6645951609,
                5402967.968932282,
                929.372407931936
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:59:52+00:00",
        "end_time": "2018-07-20T02:05:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1283676,
            48.74340046,
            929.3724079,
            -120.1070692,
            48.75203383,
            1781.052408
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1283676052342,
                  48.74392190768566,
                  929.372407931936
                ],
                [
                  -120.1279049676493,
                  48.752033833135634,
                  929.372407931936
                ],
                [
                  -120.10706922984902,
                  48.75151224096567,
                  1781.0524079319362
                ],
                [
                  -120.10753521228636,
                  48.74340046347607,
                  1781.0524079319362
                ],
                [
                  -120.1283676052342,
                  48.74392190768566,
                  929.372407931936
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:59:52Z",
            "pc:count": 16520926,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711810.0392,
                "count": 16520926,
                "maximum": 712635.1446,
                "minimum": 711101.6646,
                "name": "X",
                "position": 0,
                "stddev": 421.7536536,
                "variance": 177876.1443
              },
              {
                "average": 5403307.157,
                "count": 16520926,
                "maximum": 5403870.829,
                "minimum": 5402967.969,
                "name": "Y",
                "position": 1,
                "stddev": 204.8561551,
                "variance": 41966.04429
              },
              {
                "average": 1379.335419,
                "count": 16520926,
                "maximum": 1781.052408,
                "minimum": 929.3724079,
                "name": "Z",
                "position": 2,
                "stddev": 226.0022944,
                "variance": 51077.03707
              },
              {
                "average": 710.7551514,
                "count": 16520926,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 438.9682728,
                "variance": 192693.1445
              },
              {
                "average": 1.446333819,
                "count": 16520926,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7902598106,
                "variance": 0.6245105682
              },
              {
                "average": 1.892688037,
                "count": 16520926,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.108214714,
                "variance": 1.228139851
              },
              {
                "average": 0.4965828187,
                "count": 16520926,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999883379,
                "variance": 0.249988338
              },
              {
                "average": 0.0002516808077,
                "count": 16520926,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01586245503,
                "variance": 0.0002516174797
              },
              {
                "average": 1.305744908,
                "count": 16520926,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5336272177,
                "variance": 0.2847580074
              },
              {
                "average": 0.7510642863,
                "count": 16520926,
                "maximum": 24,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.64240346,
                "variance": 186.1151721
              },
              {
                "average": 0,
                "count": 16520926,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.70329296,
                "count": 16520926,
                "maximum": 89,
                "minimum": 83,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.180133719,
                "variance": 4.752983032
              },
              {
                "average": 216088922.8,
                "count": 16520926,
                "maximum": 216090792.7,
                "minimum": 216087514.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1331.004738,
                "variance": 1771573.612
              },
              {
                "average": 0,
                "count": 16520926,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16520926,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16520926,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16520926,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16520926,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711101.6646,
              5402967.969,
              929.3724079,
              712635.1446,
              5403870.829,
              1781.052408
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711101.6645951609,
                    5402967.968932282,
                    929.372407931936
                  ],
                  [
                    711101.6645951609,
                    5403870.828932282,
                    929.372407931936
                  ],
                  [
                    712635.1445951608,
                    5403870.828932282,
                    1781.0524079319362
                  ],
                  [
                    712635.1445951608,
                    5402967.968932282,
                    1781.0524079319362
                  ],
                  [
                    711101.6645951609,
                    5402967.968932282,
                    929.372407931936
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:59:52+00:00",
            "end_time": "2018-07-20T02:05:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12761271863512,
              48.298580553192934,
              756.1289498133161
            ],
            [
              -120.12682650465337,
              48.31257852563738,
              756.1289498133161
            ],
            [
              -120.10585080425466,
              48.31205219362698,
              1247.9489498133162
            ],
            [
              -120.10664273855733,
              48.29805447829915,
              1247.9489498133162
            ],
            [
              -120.12761271863512,
              48.298580553192934,
              756.1289498133161
            ]
          ]
        ]
      },
      "bbox": [
        -120.1276127,
        48.29805448,
        756.1289498,
        -120.1058508,
        48.31257853,
        1247.94895
      ],
      "properties": {
        "datetime": "2018-07-20T15:24:17Z",
        "pc:count": 34412917,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713781.8683,
            "count": 34412917,
            "maximum": 714574.9078,
            "minimum": 713017.7078,
            "name": "X",
            "position": 0,
            "stddev": 435.9307878,
            "variance": 190035.6517
          },
          {
            "average": 5354227.613,
            "count": 34412917,
            "maximum": 5355033.158,
            "minimum": 5353475.298,
            "name": "Y",
            "position": 1,
            "stddev": 416.9229686,
            "variance": 173824.7618
          },
          {
            "average": 988.8874239,
            "count": 34412917,
            "maximum": 1247.94895,
            "minimum": 756.1289498,
            "name": "Z",
            "position": 2,
            "stddev": 106.7617618,
            "variance": 11398.07377
          },
          {
            "average": 962.2575419,
            "count": 34412917,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 468.4554978,
            "variance": 219450.5534
          },
          {
            "average": 1.270843765,
            "count": 34412917,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6251024851,
            "variance": 0.3907531169
          },
          {
            "average": 1.541676516,
            "count": 34412917,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.910002277,
            "variance": 0.8281041442
          },
          {
            "average": 0.4965318401,
            "count": 34412917,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499987979,
            "variance": 0.2499879791
          },
          {
            "average": 0.000234504968,
            "count": 34412917,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01531175961,
            "variance": 0.0002344499822
          },
          {
            "average": 1.438192729,
            "count": 34412917,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5558175664,
            "variance": 0.3089331671
          },
          {
            "average": 1.472998143,
            "count": 34412917,
            "maximum": 19.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.99078526,
            "variance": 120.7973607
          },
          {
            "average": 0,
            "count": 34412917,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 87.46556925,
            "count": 34412917,
            "maximum": 178,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 12.77742402,
            "variance": 163.2625647
          },
          {
            "average": 216089884.1,
            "count": 34412917,
            "maximum": 216135457.3,
            "minimum": 216086669.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6480.897292,
            "variance": 42002029.71
          },
          {
            "average": 0,
            "count": 34412917,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34412917,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34412917,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34412917,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34412917,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713017.7078,
          5353475.298,
          756.1289498,
          714574.9078,
          5355033.158,
          1247.94895
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713017.7077615712,
                5353475.298318022,
                756.1289498133161
              ],
              [
                713017.7077615712,
                5355033.158318021,
                756.1289498133161
              ],
              [
                714574.9077615711,
                5355033.158318021,
                1247.9489498133162
              ],
              [
                714574.9077615711,
                5353475.298318022,
                1247.9489498133162
              ],
              [
                713017.7077615712,
                5353475.298318022,
                756.1289498133161
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:24:17+00:00",
        "end_time": "2018-07-20T01:51:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1276127,
            48.29805448,
            756.1289498,
            -120.1058508,
            48.31257853,
            1247.94895
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12761271863512,
                  48.298580553192934,
                  756.1289498133161
                ],
                [
                  -120.12682650465337,
                  48.31257852563738,
                  756.1289498133161
                ],
                [
                  -120.10585080425466,
                  48.31205219362698,
                  1247.9489498133162
                ],
                [
                  -120.10664273855733,
                  48.29805447829915,
                  1247.9489498133162
                ],
                [
                  -120.12761271863512,
                  48.298580553192934,
                  756.1289498133161
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:24:17Z",
            "pc:count": 34412917,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713781.8683,
                "count": 34412917,
                "maximum": 714574.9078,
                "minimum": 713017.7078,
                "name": "X",
                "position": 0,
                "stddev": 435.9307878,
                "variance": 190035.6517
              },
              {
                "average": 5354227.613,
                "count": 34412917,
                "maximum": 5355033.158,
                "minimum": 5353475.298,
                "name": "Y",
                "position": 1,
                "stddev": 416.9229686,
                "variance": 173824.7618
              },
              {
                "average": 988.8874239,
                "count": 34412917,
                "maximum": 1247.94895,
                "minimum": 756.1289498,
                "name": "Z",
                "position": 2,
                "stddev": 106.7617618,
                "variance": 11398.07377
              },
              {
                "average": 962.2575419,
                "count": 34412917,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 468.4554978,
                "variance": 219450.5534
              },
              {
                "average": 1.270843765,
                "count": 34412917,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6251024851,
                "variance": 0.3907531169
              },
              {
                "average": 1.541676516,
                "count": 34412917,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.910002277,
                "variance": 0.8281041442
              },
              {
                "average": 0.4965318401,
                "count": 34412917,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499987979,
                "variance": 0.2499879791
              },
              {
                "average": 0.000234504968,
                "count": 34412917,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01531175961,
                "variance": 0.0002344499822
              },
              {
                "average": 1.438192729,
                "count": 34412917,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5558175664,
                "variance": 0.3089331671
              },
              {
                "average": 1.472998143,
                "count": 34412917,
                "maximum": 19.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.99078526,
                "variance": 120.7973607
              },
              {
                "average": 0,
                "count": 34412917,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 87.46556925,
                "count": 34412917,
                "maximum": 178,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 12.77742402,
                "variance": 163.2625647
              },
              {
                "average": 216089884.1,
                "count": 34412917,
                "maximum": 216135457.3,
                "minimum": 216086669.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6480.897292,
                "variance": 42002029.71
              },
              {
                "average": 0,
                "count": 34412917,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34412917,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34412917,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34412917,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34412917,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713017.7078,
              5353475.298,
              756.1289498,
              714574.9078,
              5355033.158,
              1247.94895
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713017.7077615712,
                    5353475.298318022,
                    756.1289498133161
                  ],
                  [
                    713017.7077615712,
                    5355033.158318021,
                    756.1289498133161
                  ],
                  [
                    714574.9077615711,
                    5355033.158318021,
                    1247.9489498133162
                  ],
                  [
                    714574.9077615711,
                    5353475.298318022,
                    1247.9489498133162
                  ],
                  [
                    713017.7077615712,
                    5353475.298318022,
                    756.1289498133161
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:24:17+00:00",
            "end_time": "2018-07-20T01:51:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10825026806151,
              48.716953118331,
              1060.274982846523
            ],
            [
              -120.1074465796145,
              48.73095791660762,
              1060.274982846523
            ],
            [
              -120.08635047914429,
              48.730425975391704,
              1796.6149828465232
            ],
            [
              -120.08716000894556,
              48.71642143757308,
              1796.6149828465232
            ],
            [
              -120.10825026806151,
              48.716953118331,
              1060.274982846523
            ]
          ]
        ]
      },
      "bbox": [
        -120.1082503,
        48.71642144,
        1060.274983,
        -120.0863505,
        48.73095792,
        1796.614983
      ],
      "properties": {
        "datetime": "2018-07-20T02:10:04Z",
        "pc:count": 43518586,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713463.4809,
            "count": 43518586,
            "maximum": 714247.5034,
            "minimum": 712694.1834,
            "name": "X",
            "position": 0,
            "stddev": 436.4504401,
            "variance": 190488.9867
          },
          {
            "average": 5400820.654,
            "count": 43518586,
            "maximum": 5401585.329,
            "minimum": 5400026.569,
            "name": "Y",
            "position": 1,
            "stddev": 429.870904,
            "variance": 184788.9941
          },
          {
            "average": 1407.328288,
            "count": 43518586,
            "maximum": 1796.614983,
            "minimum": 1060.274983,
            "name": "Z",
            "position": 2,
            "stddev": 142.0156025,
            "variance": 20168.43135
          },
          {
            "average": 755.9923542,
            "count": 43518586,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 434.8194571,
            "variance": 189067.9603
          },
          {
            "average": 1.358456499,
            "count": 43518586,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6874219428,
            "variance": 0.4725489275
          },
          {
            "average": 1.71706884,
            "count": 43518586,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9647897529,
            "variance": 0.9308192673
          },
          {
            "average": 0.4968138671,
            "count": 43518586,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999898542,
            "variance": 0.2499898543
          },
          {
            "average": 0.0002796736089,
            "count": 43518586,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01672110636,
            "variance": 0.000279595398
          },
          {
            "average": 1.339406386,
            "count": 43518586,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5467287764,
            "variance": 0.298912355
          },
          {
            "average": -0.2347674208,
            "count": 43518586,
            "maximum": 24,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.80304538,
            "variance": 190.5240619
          },
          {
            "average": 0,
            "count": 43518586,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.23755099,
            "count": 43518586,
            "maximum": 84,
            "minimum": 75,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.296127549,
            "variance": 5.27220172
          },
          {
            "average": 216085587.4,
            "count": 43518586,
            "maximum": 216087804.5,
            "minimum": 216082554.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1464.733985,
            "variance": 2145445.646
          },
          {
            "average": 0,
            "count": 43518586,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43518586,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43518586,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43518586,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43518586,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712694.1834,
          5400026.569,
          1060.274983,
          714247.5034,
          5401585.329,
          1796.614983
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712694.183380519,
                5400026.569112995,
                1060.274982846523
              ],
              [
                712694.183380519,
                5401585.3291129945,
                1060.274982846523
              ],
              [
                714247.5033805191,
                5401585.3291129945,
                1796.6149828465232
              ],
              [
                714247.5033805191,
                5400026.569112995,
                1796.6149828465232
              ],
              [
                712694.183380519,
                5400026.569112995,
                1060.274982846523
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:10:04+00:00",
        "end_time": "2018-07-20T00:42:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1082503,
            48.71642144,
            1060.274983,
            -120.0863505,
            48.73095792,
            1796.614983
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10825026806151,
                  48.716953118331,
                  1060.274982846523
                ],
                [
                  -120.1074465796145,
                  48.73095791660762,
                  1060.274982846523
                ],
                [
                  -120.08635047914429,
                  48.730425975391704,
                  1796.6149828465232
                ],
                [
                  -120.08716000894556,
                  48.71642143757308,
                  1796.6149828465232
                ],
                [
                  -120.10825026806151,
                  48.716953118331,
                  1060.274982846523
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:10:04Z",
            "pc:count": 43518586,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713463.4809,
                "count": 43518586,
                "maximum": 714247.5034,
                "minimum": 712694.1834,
                "name": "X",
                "position": 0,
                "stddev": 436.4504401,
                "variance": 190488.9867
              },
              {
                "average": 5400820.654,
                "count": 43518586,
                "maximum": 5401585.329,
                "minimum": 5400026.569,
                "name": "Y",
                "position": 1,
                "stddev": 429.870904,
                "variance": 184788.9941
              },
              {
                "average": 1407.328288,
                "count": 43518586,
                "maximum": 1796.614983,
                "minimum": 1060.274983,
                "name": "Z",
                "position": 2,
                "stddev": 142.0156025,
                "variance": 20168.43135
              },
              {
                "average": 755.9923542,
                "count": 43518586,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 434.8194571,
                "variance": 189067.9603
              },
              {
                "average": 1.358456499,
                "count": 43518586,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6874219428,
                "variance": 0.4725489275
              },
              {
                "average": 1.71706884,
                "count": 43518586,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9647897529,
                "variance": 0.9308192673
              },
              {
                "average": 0.4968138671,
                "count": 43518586,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999898542,
                "variance": 0.2499898543
              },
              {
                "average": 0.0002796736089,
                "count": 43518586,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01672110636,
                "variance": 0.000279595398
              },
              {
                "average": 1.339406386,
                "count": 43518586,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5467287764,
                "variance": 0.298912355
              },
              {
                "average": -0.2347674208,
                "count": 43518586,
                "maximum": 24,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.80304538,
                "variance": 190.5240619
              },
              {
                "average": 0,
                "count": 43518586,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.23755099,
                "count": 43518586,
                "maximum": 84,
                "minimum": 75,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.296127549,
                "variance": 5.27220172
              },
              {
                "average": 216085587.4,
                "count": 43518586,
                "maximum": 216087804.5,
                "minimum": 216082554.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1464.733985,
                "variance": 2145445.646
              },
              {
                "average": 0,
                "count": 43518586,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43518586,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43518586,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43518586,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43518586,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712694.1834,
              5400026.569,
              1060.274983,
              714247.5034,
              5401585.329,
              1796.614983
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712694.183380519,
                    5400026.569112995,
                    1060.274982846523
                  ],
                  [
                    712694.183380519,
                    5401585.3291129945,
                    1060.274982846523
                  ],
                  [
                    714247.5033805191,
                    5401585.3291129945,
                    1796.6149828465232
                  ],
                  [
                    714247.5033805191,
                    5400026.569112995,
                    1796.6149828465232
                  ],
                  [
                    712694.183380519,
                    5400026.569112995,
                    1060.274982846523
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:10:04+00:00",
            "end_time": "2018-07-20T00:42:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18886817397045,
              48.47392211651966,
              467.91740484008494
            ],
            [
              -120.18809383351196,
              48.48792274078925,
              467.91740484008494
            ],
            [
              -120.16704831068886,
              48.48740627633131,
              770.9374048400849
            ],
            [
              -120.16782842782119,
              48.47340590459203,
              770.9374048400849
            ],
            [
              -120.18886817397045,
              48.47392211651966,
              467.91740484008494
            ]
          ]
        ]
      },
      "bbox": [
        -120.1888682,
        48.4734059,
        467.9174048,
        -120.1670483,
        48.48792274,
        770.9374048
      ],
      "properties": {
        "datetime": "2018-07-21T01:10:09Z",
        "pc:count": 38398923,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708516.6534,
            "count": 38398923,
            "maximum": 709316.9375,
            "minimum": 707759.9975,
            "name": "X",
            "position": 0,
            "stddev": 428.7855932,
            "variance": 183857.085
          },
          {
            "average": 5373555.051,
            "count": 38398923,
            "maximum": 5374352.125,
            "minimum": 5372794.005,
            "name": "Y",
            "position": 1,
            "stddev": 429.5677419,
            "variance": 184528.4449
          },
          {
            "average": 591.2735943,
            "count": 38398923,
            "maximum": 770.9374048,
            "minimum": 467.9174048,
            "name": "Z",
            "position": 2,
            "stddev": 50.45977741,
            "variance": 2546.189137
          },
          {
            "average": 1115.083412,
            "count": 38398923,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 503.341709,
            "variance": 253352.8761
          },
          {
            "average": 1.112838321,
            "count": 38398923,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3653324008,
            "variance": 0.1334677631
          },
          {
            "average": 1.225698101,
            "count": 38398923,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5242747289,
            "variance": 0.2748639913
          },
          {
            "average": 0.4969378698,
            "count": 38398923,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999906298,
            "variance": 0.2499906299
          },
          {
            "average": 0.000256309272,
            "count": 38398923,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0160076102,
            "variance": 0.0002562435842
          },
          {
            "average": 1.5056134,
            "count": 38398923,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5095117312,
            "variance": 0.2596022042
          },
          {
            "average": 0.003839221155,
            "count": 38398923,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.392926389,
            "variance": 88.22706614
          },
          {
            "average": 0,
            "count": 38398923,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.5051413,
            "count": 38398923,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.389288443,
            "variance": 5.708699264
          },
          {
            "average": 216168093.7,
            "count": 38398923,
            "maximum": 216170609.8,
            "minimum": 216164974,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1402.94749,
            "variance": 1968261.659
          },
          {
            "average": 0,
            "count": 38398923,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38398923,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38398923,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38398923,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38398923,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707759.9975,
          5372794.005,
          467.9174048,
          709316.9375,
          5374352.125,
          770.9374048
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707759.9974622076,
                5372794.005136802,
                467.91740484008494
              ],
              [
                707759.9974622076,
                5374352.125136801,
                467.91740484008494
              ],
              [
                709316.9374622075,
                5374352.125136801,
                770.9374048400849
              ],
              [
                709316.9374622075,
                5372794.005136802,
                770.9374048400849
              ],
              [
                707759.9974622076,
                5372794.005136802,
                467.91740484008494
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:10:09+00:00",
        "end_time": "2018-07-20T23:36:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1888682,
            48.4734059,
            467.9174048,
            -120.1670483,
            48.48792274,
            770.9374048
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18886817397045,
                  48.47392211651966,
                  467.91740484008494
                ],
                [
                  -120.18809383351196,
                  48.48792274078925,
                  467.91740484008494
                ],
                [
                  -120.16704831068886,
                  48.48740627633131,
                  770.9374048400849
                ],
                [
                  -120.16782842782119,
                  48.47340590459203,
                  770.9374048400849
                ],
                [
                  -120.18886817397045,
                  48.47392211651966,
                  467.91740484008494
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:10:09Z",
            "pc:count": 38398923,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708516.6534,
                "count": 38398923,
                "maximum": 709316.9375,
                "minimum": 707759.9975,
                "name": "X",
                "position": 0,
                "stddev": 428.7855932,
                "variance": 183857.085
              },
              {
                "average": 5373555.051,
                "count": 38398923,
                "maximum": 5374352.125,
                "minimum": 5372794.005,
                "name": "Y",
                "position": 1,
                "stddev": 429.5677419,
                "variance": 184528.4449
              },
              {
                "average": 591.2735943,
                "count": 38398923,
                "maximum": 770.9374048,
                "minimum": 467.9174048,
                "name": "Z",
                "position": 2,
                "stddev": 50.45977741,
                "variance": 2546.189137
              },
              {
                "average": 1115.083412,
                "count": 38398923,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 503.341709,
                "variance": 253352.8761
              },
              {
                "average": 1.112838321,
                "count": 38398923,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3653324008,
                "variance": 0.1334677631
              },
              {
                "average": 1.225698101,
                "count": 38398923,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5242747289,
                "variance": 0.2748639913
              },
              {
                "average": 0.4969378698,
                "count": 38398923,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999906298,
                "variance": 0.2499906299
              },
              {
                "average": 0.000256309272,
                "count": 38398923,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0160076102,
                "variance": 0.0002562435842
              },
              {
                "average": 1.5056134,
                "count": 38398923,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5095117312,
                "variance": 0.2596022042
              },
              {
                "average": 0.003839221155,
                "count": 38398923,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.392926389,
                "variance": 88.22706614
              },
              {
                "average": 0,
                "count": 38398923,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.5051413,
                "count": 38398923,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.389288443,
                "variance": 5.708699264
              },
              {
                "average": 216168093.7,
                "count": 38398923,
                "maximum": 216170609.8,
                "minimum": 216164974,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1402.94749,
                "variance": 1968261.659
              },
              {
                "average": 0,
                "count": 38398923,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38398923,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38398923,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38398923,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38398923,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707759.9975,
              5372794.005,
              467.9174048,
              709316.9375,
              5374352.125,
              770.9374048
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707759.9974622076,
                    5372794.005136802,
                    467.91740484008494
                  ],
                  [
                    707759.9974622076,
                    5374352.125136801,
                    467.91740484008494
                  ],
                  [
                    709316.9374622075,
                    5374352.125136801,
                    770.9374048400849
                  ],
                  [
                    709316.9374622075,
                    5372794.005136802,
                    770.9374048400849
                  ],
                  [
                    707759.9974622076,
                    5372794.005136802,
                    467.91740484008494
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:10:09+00:00",
            "end_time": "2018-07-20T23:36:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16927580702632,
              48.68988816134722,
              1079.281550350488
            ],
            [
              -120.16848980313198,
              48.703893952106036,
              1079.281550350488
            ],
            [
              -120.14735583108134,
              48.703372210350174,
              1558.941550350488
            ],
            [
              -120.14814768226972,
              48.68936667504167,
              1558.941550350488
            ],
            [
              -120.16927580702632,
              48.68988816134722,
              1079.281550350488
            ]
          ]
        ]
      },
      "bbox": [
        -120.1692758,
        48.68936668,
        1079.28155,
        -120.1473558,
        48.70389395,
        1558.94155
      ],
      "properties": {
        "datetime": "2018-07-21T00:22:51Z",
        "pc:count": 59533154,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709047.6954,
            "count": 59533154,
            "maximum": 709874.7102,
            "minimum": 708317.8502,
            "name": "X",
            "position": 0,
            "stddev": 434.1328728,
            "variance": 188471.3512
          },
          {
            "average": 5397618.511,
            "count": 59533154,
            "maximum": 5398408.731,
            "minimum": 5396849.951,
            "name": "Y",
            "position": 1,
            "stddev": 437.0962442,
            "variance": 191053.1267
          },
          {
            "average": 1300.031506,
            "count": 59533154,
            "maximum": 1558.94155,
            "minimum": 1079.28155,
            "name": "Z",
            "position": 2,
            "stddev": 83.24239156,
            "variance": 6929.295752
          },
          {
            "average": 572.6876776,
            "count": 59533154,
            "maximum": 4095,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 473.2748696,
            "variance": 223989.1022
          },
          {
            "average": 1.757048988,
            "count": 59533154,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9413816938,
            "variance": 0.8861994934
          },
          {
            "average": 2.514429372,
            "count": 59533154,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.15260249,
            "variance": 1.328492501
          },
          {
            "average": 0.4973850705,
            "count": 59533154,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999931663,
            "variance": 0.2499931663
          },
          {
            "average": 0.0002590489326,
            "count": 59533154,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01609291243,
            "variance": 0.0002589818306
          },
          {
            "average": 1.210065319,
            "count": 59533154,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.451437833,
            "variance": 0.2037961171
          },
          {
            "average": -0.5416380583,
            "count": 59533154,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.4438611,
            "variance": 208.6251236
          },
          {
            "average": 0,
            "count": 59533154,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 320.5270003,
            "count": 59533154,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 451.9910093,
            "variance": 204295.8724
          },
          {
            "average": 216156063.2,
            "count": 59533154,
            "maximum": 216167771.1,
            "minimum": 216136504.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13461.44249,
            "variance": 181210433.9
          },
          {
            "average": 0,
            "count": 59533154,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59533154,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59533154,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59533154,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59533154,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708317.8502,
          5396849.951,
          1079.28155,
          709874.7102,
          5398408.731,
          1558.94155
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708317.8502259317,
                5396849.950818989,
                1079.281550350488
              ],
              [
                708317.8502259317,
                5398408.730818989,
                1079.281550350488
              ],
              [
                709874.7102259318,
                5398408.730818989,
                1558.941550350488
              ],
              [
                709874.7102259318,
                5396849.950818989,
                1558.941550350488
              ],
              [
                708317.8502259317,
                5396849.950818989,
                1079.281550350488
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:22:51+00:00",
        "end_time": "2018-07-20T15:41:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1692758,
            48.68936668,
            1079.28155,
            -120.1473558,
            48.70389395,
            1558.94155
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16927580702632,
                  48.68988816134722,
                  1079.281550350488
                ],
                [
                  -120.16848980313198,
                  48.703893952106036,
                  1079.281550350488
                ],
                [
                  -120.14735583108134,
                  48.703372210350174,
                  1558.941550350488
                ],
                [
                  -120.14814768226972,
                  48.68936667504167,
                  1558.941550350488
                ],
                [
                  -120.16927580702632,
                  48.68988816134722,
                  1079.281550350488
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:22:51Z",
            "pc:count": 59533154,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709047.6954,
                "count": 59533154,
                "maximum": 709874.7102,
                "minimum": 708317.8502,
                "name": "X",
                "position": 0,
                "stddev": 434.1328728,
                "variance": 188471.3512
              },
              {
                "average": 5397618.511,
                "count": 59533154,
                "maximum": 5398408.731,
                "minimum": 5396849.951,
                "name": "Y",
                "position": 1,
                "stddev": 437.0962442,
                "variance": 191053.1267
              },
              {
                "average": 1300.031506,
                "count": 59533154,
                "maximum": 1558.94155,
                "minimum": 1079.28155,
                "name": "Z",
                "position": 2,
                "stddev": 83.24239156,
                "variance": 6929.295752
              },
              {
                "average": 572.6876776,
                "count": 59533154,
                "maximum": 4095,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 473.2748696,
                "variance": 223989.1022
              },
              {
                "average": 1.757048988,
                "count": 59533154,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9413816938,
                "variance": 0.8861994934
              },
              {
                "average": 2.514429372,
                "count": 59533154,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.15260249,
                "variance": 1.328492501
              },
              {
                "average": 0.4973850705,
                "count": 59533154,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999931663,
                "variance": 0.2499931663
              },
              {
                "average": 0.0002590489326,
                "count": 59533154,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01609291243,
                "variance": 0.0002589818306
              },
              {
                "average": 1.210065319,
                "count": 59533154,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.451437833,
                "variance": 0.2037961171
              },
              {
                "average": -0.5416380583,
                "count": 59533154,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.4438611,
                "variance": 208.6251236
              },
              {
                "average": 0,
                "count": 59533154,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 320.5270003,
                "count": 59533154,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 451.9910093,
                "variance": 204295.8724
              },
              {
                "average": 216156063.2,
                "count": 59533154,
                "maximum": 216167771.1,
                "minimum": 216136504.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13461.44249,
                "variance": 181210433.9
              },
              {
                "average": 0,
                "count": 59533154,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59533154,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59533154,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59533154,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59533154,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708317.8502,
              5396849.951,
              1079.28155,
              709874.7102,
              5398408.731,
              1558.94155
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708317.8502259317,
                    5396849.950818989,
                    1079.281550350488
                  ],
                  [
                    708317.8502259317,
                    5398408.730818989,
                    1079.281550350488
                  ],
                  [
                    709874.7102259318,
                    5398408.730818989,
                    1558.941550350488
                  ],
                  [
                    709874.7102259318,
                    5396849.950818989,
                    1558.941550350488
                  ],
                  [
                    708317.8502259317,
                    5396849.950818989,
                    1079.281550350488
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:22:51+00:00",
            "end_time": "2018-07-20T15:41:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14242461814268,
              48.29861435072018,
              947.7695935002382
            ],
            [
              -120.141653152354,
              48.312421113577805,
              947.7695935002382
            ],
            [
              -120.12606879709803,
              48.31203244373805,
              1386.409593500238
            ],
            [
              -120.12684445501758,
              48.2982258681557,
              1386.409593500238
            ],
            [
              -120.14242461814268,
              48.29861435072018,
              947.7695935002382
            ]
          ]
        ]
      },
      "bbox": [
        -120.1424246,
        48.29822587,
        947.7695935,
        -120.1260688,
        48.31242111,
        1386.409594
      ],
      "properties": {
        "datetime": "2018-07-20T15:52:59Z",
        "pc:count": 27889391,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712564.6537,
            "count": 27889391,
            "maximum": 713076.1542,
            "minimum": 711919.2142,
            "name": "X",
            "position": 0,
            "stddev": 284.5029401,
            "variance": 80941.92292
          },
          {
            "average": 5354226.259,
            "count": 27889391,
            "maximum": 5354974.575,
            "minimum": 5353438.015,
            "name": "Y",
            "position": 1,
            "stddev": 423.4184633,
            "variance": 179283.1951
          },
          {
            "average": 1200.671931,
            "count": 27889391,
            "maximum": 1386.409594,
            "minimum": 947.7695935,
            "name": "Z",
            "position": 2,
            "stddev": 105.0902748,
            "variance": 11043.96585
          },
          {
            "average": 690.1243185,
            "count": 27889391,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 506.3654284,
            "variance": 256405.9471
          },
          {
            "average": 1.622085975,
            "count": 27889391,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8691822962,
            "variance": 0.755477864
          },
          {
            "average": 2.24421591,
            "count": 27889391,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.121288113,
            "variance": 1.257287032
          },
          {
            "average": 0.4961663379,
            "count": 27889391,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999853118,
            "variance": 0.249985312
          },
          {
            "average": 0.0002973890681,
            "count": 27889391,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01724240814,
            "variance": 0.0002973006385
          },
          {
            "average": 1.231235741,
            "count": 27889391,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4734252217,
            "variance": 0.2241314405
          },
          {
            "average": -1.109007342,
            "count": 27889391,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.96576608,
            "variance": 168.11109
          },
          {
            "average": 0,
            "count": 27889391,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 139.8257698,
            "count": 27889391,
            "maximum": 181,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 44.59949863,
            "variance": 1989.115278
          },
          {
            "average": 216116415.9,
            "count": 27889391,
            "maximum": 216137179,
            "minimum": 216089074.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22327.97499,
            "variance": 498538467.1
          },
          {
            "average": 0,
            "count": 27889391,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27889391,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27889391,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27889391,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27889391,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711919.2142,
          5353438.015,
          947.7695935,
          713076.1542,
          5354974.575,
          1386.409594
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711919.214181883,
                5353438.014604553,
                947.7695935002382
              ],
              [
                711919.214181883,
                5354974.574604553,
                947.7695935002382
              ],
              [
                713076.154181883,
                5354974.574604553,
                1386.409593500238
              ],
              [
                713076.154181883,
                5353438.014604553,
                1386.409593500238
              ],
              [
                711919.214181883,
                5353438.014604553,
                947.7695935002382
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:52:59+00:00",
        "end_time": "2018-07-20T02:31:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1424246,
            48.29822587,
            947.7695935,
            -120.1260688,
            48.31242111,
            1386.409594
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14242461814268,
                  48.29861435072018,
                  947.7695935002382
                ],
                [
                  -120.141653152354,
                  48.312421113577805,
                  947.7695935002382
                ],
                [
                  -120.12606879709803,
                  48.31203244373805,
                  1386.409593500238
                ],
                [
                  -120.12684445501758,
                  48.2982258681557,
                  1386.409593500238
                ],
                [
                  -120.14242461814268,
                  48.29861435072018,
                  947.7695935002382
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:52:59Z",
            "pc:count": 27889391,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712564.6537,
                "count": 27889391,
                "maximum": 713076.1542,
                "minimum": 711919.2142,
                "name": "X",
                "position": 0,
                "stddev": 284.5029401,
                "variance": 80941.92292
              },
              {
                "average": 5354226.259,
                "count": 27889391,
                "maximum": 5354974.575,
                "minimum": 5353438.015,
                "name": "Y",
                "position": 1,
                "stddev": 423.4184633,
                "variance": 179283.1951
              },
              {
                "average": 1200.671931,
                "count": 27889391,
                "maximum": 1386.409594,
                "minimum": 947.7695935,
                "name": "Z",
                "position": 2,
                "stddev": 105.0902748,
                "variance": 11043.96585
              },
              {
                "average": 690.1243185,
                "count": 27889391,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 506.3654284,
                "variance": 256405.9471
              },
              {
                "average": 1.622085975,
                "count": 27889391,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8691822962,
                "variance": 0.755477864
              },
              {
                "average": 2.24421591,
                "count": 27889391,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.121288113,
                "variance": 1.257287032
              },
              {
                "average": 0.4961663379,
                "count": 27889391,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999853118,
                "variance": 0.249985312
              },
              {
                "average": 0.0002973890681,
                "count": 27889391,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01724240814,
                "variance": 0.0002973006385
              },
              {
                "average": 1.231235741,
                "count": 27889391,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4734252217,
                "variance": 0.2241314405
              },
              {
                "average": -1.109007342,
                "count": 27889391,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.96576608,
                "variance": 168.11109
              },
              {
                "average": 0,
                "count": 27889391,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 139.8257698,
                "count": 27889391,
                "maximum": 181,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 44.59949863,
                "variance": 1989.115278
              },
              {
                "average": 216116415.9,
                "count": 27889391,
                "maximum": 216137179,
                "minimum": 216089074.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22327.97499,
                "variance": 498538467.1
              },
              {
                "average": 0,
                "count": 27889391,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27889391,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27889391,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27889391,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27889391,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711919.2142,
              5353438.015,
              947.7695935,
              713076.1542,
              5354974.575,
              1386.409594
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711919.214181883,
                    5353438.014604553,
                    947.7695935002382
                  ],
                  [
                    711919.214181883,
                    5354974.574604553,
                    947.7695935002382
                  ],
                  [
                    713076.154181883,
                    5354974.574604553,
                    1386.409593500238
                  ],
                  [
                    713076.154181883,
                    5353438.014604553,
                    1386.409593500238
                  ],
                  [
                    711919.214181883,
                    5353438.014604553,
                    947.7695935002382
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:52:59+00:00",
            "end_time": "2018-07-20T02:31:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1577308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10731878670147,
              48.2581207917201,
              360.6421065922511
            ],
            [
              -120.1065281762261,
              48.27211807391175,
              360.6421065922511
            ],
            [
              -120.08556968592501,
              48.27158837826427,
              726.242106592251
            ],
            [
              -120.08636600339514,
              48.257591354776984,
              726.242106592251
            ],
            [
              -120.10731878670147,
              48.2581207917201,
              360.6421065922511
            ]
          ]
        ]
      },
      "bbox": [
        -120.1073188,
        48.25759135,
        360.6421066,
        -120.0855697,
        48.27211807,
        726.2421066
      ],
      "properties": {
        "datetime": "2018-07-20T02:26:40Z",
        "pc:count": 34812898,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715460.7951,
            "count": 34812898,
            "maximum": 716249.3354,
            "minimum": 714692.1554,
            "name": "X",
            "position": 0,
            "stddev": 428.1043603,
            "variance": 183273.3433
          },
          {
            "average": 5349819.857,
            "count": 34812898,
            "maximum": 5350593.17,
            "minimum": 5349035.37,
            "name": "Y",
            "position": 1,
            "stddev": 432.8530846,
            "variance": 187361.7928
          },
          {
            "average": 476.3015157,
            "count": 34812898,
            "maximum": 726.2421066,
            "minimum": 360.6421066,
            "name": "Z",
            "position": 2,
            "stddev": 48.53408883,
            "variance": 2355.557778
          },
          {
            "average": 1120.106894,
            "count": 34812898,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 462.0258704,
            "variance": 213467.9049
          },
          {
            "average": 1.060515272,
            "count": 34812898,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.26454109,
            "variance": 0.06998198828
          },
          {
            "average": 1.121013511,
            "count": 34812898,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3817648771,
            "variance": 0.1457444214
          },
          {
            "average": 0.4954805831,
            "count": 34812898,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999795816,
            "variance": 0.2499795821
          },
          {
            "average": 0.0002927363301,
            "count": 34812898,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01710703493,
            "variance": 0.0002926506439
          },
          {
            "average": 1.456172882,
            "count": 34812898,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5183005698,
            "variance": 0.2686354806
          },
          {
            "average": -0.2080833652,
            "count": 34812898,
            "maximum": 16.00200081,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.833838266,
            "variance": 78.0366985
          },
          {
            "average": 0,
            "count": 34812898,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.39589502,
            "count": 34812898,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.209576958,
            "variance": 4.882230331
          },
          {
            "average": 216085776.3,
            "count": 34812898,
            "maximum": 216088800.5,
            "minimum": 216083797.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1421.663487,
            "variance": 2021127.07
          },
          {
            "average": 0,
            "count": 34812898,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34812898,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34812898,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34812898,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34812898,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714692.1554,
          5349035.37,
          360.6421066,
          716249.3354,
          5350593.17,
          726.2421066
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714692.1553545329,
                5349035.369824706,
                360.6421065922511
              ],
              [
                714692.1553545329,
                5350593.169824706,
                360.6421065922511
              ],
              [
                716249.3353545328,
                5350593.169824706,
                726.242106592251
              ],
              [
                716249.3353545328,
                5349035.369824706,
                726.242106592251
              ],
              [
                714692.1553545329,
                5349035.369824706,
                360.6421065922511
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:26:40+00:00",
        "end_time": "2018-07-20T01:03:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1577308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1577308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1577308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1577308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1073188,
            48.25759135,
            360.6421066,
            -120.0855697,
            48.27211807,
            726.2421066
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10731878670147,
                  48.2581207917201,
                  360.6421065922511
                ],
                [
                  -120.1065281762261,
                  48.27211807391175,
                  360.6421065922511
                ],
                [
                  -120.08556968592501,
                  48.27158837826427,
                  726.242106592251
                ],
                [
                  -120.08636600339514,
                  48.257591354776984,
                  726.242106592251
                ],
                [
                  -120.10731878670147,
                  48.2581207917201,
                  360.6421065922511
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1577308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1577308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:26:40Z",
            "pc:count": 34812898,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715460.7951,
                "count": 34812898,
                "maximum": 716249.3354,
                "minimum": 714692.1554,
                "name": "X",
                "position": 0,
                "stddev": 428.1043603,
                "variance": 183273.3433
              },
              {
                "average": 5349819.857,
                "count": 34812898,
                "maximum": 5350593.17,
                "minimum": 5349035.37,
                "name": "Y",
                "position": 1,
                "stddev": 432.8530846,
                "variance": 187361.7928
              },
              {
                "average": 476.3015157,
                "count": 34812898,
                "maximum": 726.2421066,
                "minimum": 360.6421066,
                "name": "Z",
                "position": 2,
                "stddev": 48.53408883,
                "variance": 2355.557778
              },
              {
                "average": 1120.106894,
                "count": 34812898,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 462.0258704,
                "variance": 213467.9049
              },
              {
                "average": 1.060515272,
                "count": 34812898,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.26454109,
                "variance": 0.06998198828
              },
              {
                "average": 1.121013511,
                "count": 34812898,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3817648771,
                "variance": 0.1457444214
              },
              {
                "average": 0.4954805831,
                "count": 34812898,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999795816,
                "variance": 0.2499795821
              },
              {
                "average": 0.0002927363301,
                "count": 34812898,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01710703493,
                "variance": 0.0002926506439
              },
              {
                "average": 1.456172882,
                "count": 34812898,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5183005698,
                "variance": 0.2686354806
              },
              {
                "average": -0.2080833652,
                "count": 34812898,
                "maximum": 16.00200081,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.833838266,
                "variance": 78.0366985
              },
              {
                "average": 0,
                "count": 34812898,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.39589502,
                "count": 34812898,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.209576958,
                "variance": 4.882230331
              },
              {
                "average": 216085776.3,
                "count": 34812898,
                "maximum": 216088800.5,
                "minimum": 216083797.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1421.663487,
                "variance": 2021127.07
              },
              {
                "average": 0,
                "count": 34812898,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34812898,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34812898,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34812898,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34812898,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714692.1554,
              5349035.37,
              360.6421066,
              716249.3354,
              5350593.17,
              726.2421066
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714692.1553545329,
                    5349035.369824706,
                    360.6421065922511
                  ],
                  [
                    714692.1553545329,
                    5350593.169824706,
                    360.6421065922511
                  ],
                  [
                    716249.3353545328,
                    5350593.169824706,
                    726.242106592251
                  ],
                  [
                    716249.3353545328,
                    5349035.369824706,
                    726.242106592251
                  ],
                  [
                    714692.1553545329,
                    5349035.369824706,
                    360.6421065922511
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:26:40+00:00",
            "end_time": "2018-07-20T01:03:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16820622704829,
              48.352503961387335,
              550.528614667936
            ],
            [
              -120.16742960706013,
              48.36650301575262,
              550.528614667936
            ],
            [
              -120.14643291412263,
              48.36598370352585,
              911.9286146679361
            ],
            [
              -120.14721527190558,
              48.35198490292411,
              911.9286146679361
            ],
            [
              -120.16820622704829,
              48.352503961387335,
              550.528614667936
            ]
          ]
        ]
      },
      "bbox": [
        -120.1682062,
        48.3519849,
        550.5286147,
        -120.1464329,
        48.36650302,
        911.9286147
      ],
      "properties": {
        "datetime": "2018-07-21T00:12:03Z",
        "pc:count": 42009894,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710469.3349,
            "count": 42009894,
            "maximum": 711343.1978,
            "minimum": 709786.1378,
            "name": "X",
            "position": 0,
            "stddev": 414.3366272,
            "variance": 171674.8407
          },
          {
            "average": 5360161.81,
            "count": 42009894,
            "maximum": 5360914.132,
            "minimum": 5359356.192,
            "name": "Y",
            "position": 1,
            "stddev": 440.5564185,
            "variance": 194089.9579
          },
          {
            "average": 761.6565993,
            "count": 42009894,
            "maximum": 911.9286147,
            "minimum": 550.5286147,
            "name": "Z",
            "position": 2,
            "stddev": 67.89764467,
            "variance": 4610.090152
          },
          {
            "average": 730.1417916,
            "count": 42009894,
            "maximum": 2857,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 506.7135355,
            "variance": 256758.607
          },
          {
            "average": 1.474589653,
            "count": 42009894,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7517428892,
            "variance": 0.5651173715
          },
          {
            "average": 1.949378139,
            "count": 42009894,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9978397295,
            "variance": 0.9956841259
          },
          {
            "average": 0.4960244127,
            "count": 42009894,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999842004,
            "variance": 0.2499842007
          },
          {
            "average": 0.0002620097066,
            "count": 42009894,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01618459341,
            "variance": 0.0002619410637
          },
          {
            "average": 1.302144942,
            "count": 42009894,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5060201581,
            "variance": 0.2560564004
          },
          {
            "average": 1.060491914,
            "count": 42009894,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.07974184,
            "variance": 101.6011955
          },
          {
            "average": 0,
            "count": 42009894,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.1133767,
            "count": 42009894,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.09272958,
            "variance": 171.4195679
          },
          {
            "average": 216155663.5,
            "count": 42009894,
            "maximum": 216167123.3,
            "minimum": 216137068.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13525.07922,
            "variance": 182927767.8
          },
          {
            "average": 0,
            "count": 42009894,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42009894,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42009894,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42009894,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42009894,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709786.1378,
          5359356.192,
          550.5286147,
          711343.1978,
          5360914.132,
          911.9286147
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709786.1377576395,
                5359356.192269039,
                550.528614667936
              ],
              [
                709786.1377576395,
                5360914.132269039,
                550.528614667936
              ],
              [
                711343.1977576396,
                5360914.132269039,
                911.9286146679361
              ],
              [
                711343.1977576396,
                5359356.192269039,
                911.9286146679361
              ],
              [
                709786.1377576395,
                5359356.192269039,
                550.528614667936
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:12:03+00:00",
        "end_time": "2018-07-20T15:51:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1682062,
            48.3519849,
            550.5286147,
            -120.1464329,
            48.36650302,
            911.9286147
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16820622704829,
                  48.352503961387335,
                  550.528614667936
                ],
                [
                  -120.16742960706013,
                  48.36650301575262,
                  550.528614667936
                ],
                [
                  -120.14643291412263,
                  48.36598370352585,
                  911.9286146679361
                ],
                [
                  -120.14721527190558,
                  48.35198490292411,
                  911.9286146679361
                ],
                [
                  -120.16820622704829,
                  48.352503961387335,
                  550.528614667936
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:12:03Z",
            "pc:count": 42009894,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710469.3349,
                "count": 42009894,
                "maximum": 711343.1978,
                "minimum": 709786.1378,
                "name": "X",
                "position": 0,
                "stddev": 414.3366272,
                "variance": 171674.8407
              },
              {
                "average": 5360161.81,
                "count": 42009894,
                "maximum": 5360914.132,
                "minimum": 5359356.192,
                "name": "Y",
                "position": 1,
                "stddev": 440.5564185,
                "variance": 194089.9579
              },
              {
                "average": 761.6565993,
                "count": 42009894,
                "maximum": 911.9286147,
                "minimum": 550.5286147,
                "name": "Z",
                "position": 2,
                "stddev": 67.89764467,
                "variance": 4610.090152
              },
              {
                "average": 730.1417916,
                "count": 42009894,
                "maximum": 2857,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 506.7135355,
                "variance": 256758.607
              },
              {
                "average": 1.474589653,
                "count": 42009894,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7517428892,
                "variance": 0.5651173715
              },
              {
                "average": 1.949378139,
                "count": 42009894,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9978397295,
                "variance": 0.9956841259
              },
              {
                "average": 0.4960244127,
                "count": 42009894,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999842004,
                "variance": 0.2499842007
              },
              {
                "average": 0.0002620097066,
                "count": 42009894,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01618459341,
                "variance": 0.0002619410637
              },
              {
                "average": 1.302144942,
                "count": 42009894,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5060201581,
                "variance": 0.2560564004
              },
              {
                "average": 1.060491914,
                "count": 42009894,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.07974184,
                "variance": 101.6011955
              },
              {
                "average": 0,
                "count": 42009894,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.1133767,
                "count": 42009894,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.09272958,
                "variance": 171.4195679
              },
              {
                "average": 216155663.5,
                "count": 42009894,
                "maximum": 216167123.3,
                "minimum": 216137068.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13525.07922,
                "variance": 182927767.8
              },
              {
                "average": 0,
                "count": 42009894,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42009894,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42009894,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42009894,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42009894,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709786.1378,
              5359356.192,
              550.5286147,
              711343.1978,
              5360914.132,
              911.9286147
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709786.1377576395,
                    5359356.192269039,
                    550.528614667936
                  ],
                  [
                    709786.1377576395,
                    5360914.132269039,
                    550.528614667936
                  ],
                  [
                    711343.1977576396,
                    5360914.132269039,
                    911.9286146679361
                  ],
                  [
                    711343.1977576396,
                    5359356.192269039,
                    911.9286146679361
                  ],
                  [
                    709786.1377576395,
                    5359356.192269039,
                    550.528614667936
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:12:03+00:00",
            "end_time": "2018-07-20T15:51:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10774139268001,
              48.74393458090333,
              1661.9829326643141
            ],
            [
              -120.10715662823131,
              48.75411405787142,
              1661.9829326643141
            ],
            [
              -120.08656607195638,
              48.753594913914235,
              2021.142932664314
            ],
            [
              -120.08715498431265,
              48.743415621741114,
              2021.142932664314
            ],
            [
              -120.10774139268001,
              48.74393458090333,
              1661.9829326643141
            ]
          ]
        ]
      },
      "bbox": [
        -120.1077414,
        48.74341562,
        1661.982933,
        -120.0865661,
        48.75411406,
        2021.142933
      ],
      "properties": {
        "datetime": "2018-07-20T02:09:03Z",
        "pc:count": 20159260,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713439.4957,
            "count": 20159260,
            "maximum": 714133.1346,
            "minimum": 712617.7346,
            "name": "X",
            "position": 0,
            "stddev": 402.2088175,
            "variance": 161771.9328
          },
          {
            "average": 5403424.126,
            "count": 20159260,
            "maximum": 5404159.756,
            "minimum": 5403026.756,
            "name": "Y",
            "position": 1,
            "stddev": 247.3346068,
            "variance": 61174.40774
          },
          {
            "average": 1837.857547,
            "count": 20159260,
            "maximum": 2021.142933,
            "minimum": 1661.982933,
            "name": "Z",
            "position": 2,
            "stddev": 86.60583227,
            "variance": 7500.570184
          },
          {
            "average": 885.7970989,
            "count": 20159260,
            "maximum": 3978,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 480.189221,
            "variance": 230581.688
          },
          {
            "average": 1.324707603,
            "count": 20159260,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.701057416,
            "variance": 0.4914815006
          },
          {
            "average": 1.649106019,
            "count": 20159260,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.02160441,
            "variance": 1.043675571
          },
          {
            "average": 0.4973591293,
            "count": 20159260,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930382,
            "variance": 0.2499930382
          },
          {
            "average": 0.0002826492639,
            "count": 20159260,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01680980034,
            "variance": 0.0002825693873
          },
          {
            "average": 1.420241467,
            "count": 20159260,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5378370001,
            "variance": 0.2892686387
          },
          {
            "average": 0.03662308654,
            "count": 20159260,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.4338394,
            "variance": 180.468041
          },
          {
            "average": 0,
            "count": 20159260,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.02818437,
            "count": 20159260,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.071761467,
            "variance": 4.292195577
          },
          {
            "average": 216085456,
            "count": 20159260,
            "maximum": 216087743.7,
            "minimum": 216082791.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1337.035771,
            "variance": 1787664.653
          },
          {
            "average": 0,
            "count": 20159260,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20159260,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20159260,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20159260,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20159260,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712617.7346,
          5403026.756,
          1661.982933,
          714133.1346,
          5404159.756,
          2021.142933
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712617.7345598618,
                5403026.756130029,
                1661.9829326643141
              ],
              [
                712617.7345598618,
                5404159.756130029,
                1661.9829326643141
              ],
              [
                714133.1345598617,
                5404159.756130029,
                2021.142932664314
              ],
              [
                714133.1345598617,
                5403026.756130029,
                2021.142932664314
              ],
              [
                712617.7345598618,
                5403026.756130029,
                1661.9829326643141
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:09:03+00:00",
        "end_time": "2018-07-20T00:46:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1077414,
            48.74341562,
            1661.982933,
            -120.0865661,
            48.75411406,
            2021.142933
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10774139268001,
                  48.74393458090333,
                  1661.9829326643141
                ],
                [
                  -120.10715662823131,
                  48.75411405787142,
                  1661.9829326643141
                ],
                [
                  -120.08656607195638,
                  48.753594913914235,
                  2021.142932664314
                ],
                [
                  -120.08715498431265,
                  48.743415621741114,
                  2021.142932664314
                ],
                [
                  -120.10774139268001,
                  48.74393458090333,
                  1661.9829326643141
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:09:03Z",
            "pc:count": 20159260,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713439.4957,
                "count": 20159260,
                "maximum": 714133.1346,
                "minimum": 712617.7346,
                "name": "X",
                "position": 0,
                "stddev": 402.2088175,
                "variance": 161771.9328
              },
              {
                "average": 5403424.126,
                "count": 20159260,
                "maximum": 5404159.756,
                "minimum": 5403026.756,
                "name": "Y",
                "position": 1,
                "stddev": 247.3346068,
                "variance": 61174.40774
              },
              {
                "average": 1837.857547,
                "count": 20159260,
                "maximum": 2021.142933,
                "minimum": 1661.982933,
                "name": "Z",
                "position": 2,
                "stddev": 86.60583227,
                "variance": 7500.570184
              },
              {
                "average": 885.7970989,
                "count": 20159260,
                "maximum": 3978,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 480.189221,
                "variance": 230581.688
              },
              {
                "average": 1.324707603,
                "count": 20159260,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.701057416,
                "variance": 0.4914815006
              },
              {
                "average": 1.649106019,
                "count": 20159260,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.02160441,
                "variance": 1.043675571
              },
              {
                "average": 0.4973591293,
                "count": 20159260,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930382,
                "variance": 0.2499930382
              },
              {
                "average": 0.0002826492639,
                "count": 20159260,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01680980034,
                "variance": 0.0002825693873
              },
              {
                "average": 1.420241467,
                "count": 20159260,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5378370001,
                "variance": 0.2892686387
              },
              {
                "average": 0.03662308654,
                "count": 20159260,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.4338394,
                "variance": 180.468041
              },
              {
                "average": 0,
                "count": 20159260,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.02818437,
                "count": 20159260,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.071761467,
                "variance": 4.292195577
              },
              {
                "average": 216085456,
                "count": 20159260,
                "maximum": 216087743.7,
                "minimum": 216082791.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1337.035771,
                "variance": 1787664.653
              },
              {
                "average": 0,
                "count": 20159260,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20159260,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20159260,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20159260,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20159260,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712617.7346,
              5403026.756,
              1661.982933,
              714133.1346,
              5404159.756,
              2021.142933
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712617.7345598618,
                    5403026.756130029,
                    1661.9829326643141
                  ],
                  [
                    712617.7345598618,
                    5404159.756130029,
                    1661.9829326643141
                  ],
                  [
                    714133.1345598617,
                    5404159.756130029,
                    2021.142932664314
                  ],
                  [
                    714133.1345598617,
                    5403026.756130029,
                    2021.142932664314
                  ],
                  [
                    712617.7345598618,
                    5403026.756130029,
                    1661.9829326643141
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:09:03+00:00",
            "end_time": "2018-07-20T00:46:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1580308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12758040853653,
              48.285092590134084,
              655.9521312388044
            ],
            [
              -120.12679493112805,
              48.29908394596281,
              655.9521312388044
            ],
            [
              -120.10582449068737,
              48.298557711089195,
              1106.7321312388044
            ],
            [
              -120.10661568156135,
              48.28456661219397,
              1106.7321312388044
            ],
            [
              -120.12758040853653,
              48.285092590134084,
              655.9521312388044
            ]
          ]
        ]
      },
      "bbox": [
        -120.1275804,
        48.28456661,
        655.9521312,
        -120.1058245,
        48.29908395,
        1106.732131
      ],
      "properties": {
        "datetime": "2018-07-20T15:23:55Z",
        "pc:count": 36632119,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713834.3885,
            "count": 36632119,
            "maximum": 714633.4731,
            "minimum": 713076.2531,
            "name": "X",
            "position": 0,
            "stddev": 420.8531066,
            "variance": 177117.3373
          },
          {
            "average": 5352727.685,
            "count": 36632119,
            "maximum": 5353533.515,
            "minimum": 5351976.395,
            "name": "Y",
            "position": 1,
            "stddev": 429.3621913,
            "variance": 184351.8914
          },
          {
            "average": 852.2357182,
            "count": 36632119,
            "maximum": 1106.732131,
            "minimum": 655.9521312,
            "name": "Z",
            "position": 2,
            "stddev": 90.02241413,
            "variance": 8104.035046
          },
          {
            "average": 892.9481487,
            "count": 36632119,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 482.9536518,
            "variance": 233244.2298
          },
          {
            "average": 1.313993684,
            "count": 36632119,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6485272609,
            "variance": 0.4205876082
          },
          {
            "average": 1.627831549,
            "count": 36632119,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9213824157,
            "variance": 0.8489455559
          },
          {
            "average": 0.4967002045,
            "count": 36632119,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891181,
            "variance": 0.2499891182
          },
          {
            "average": 0.0002600996137,
            "count": 36632119,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01612550678,
            "variance": 0.000260031969
          },
          {
            "average": 1.411498035,
            "count": 36632119,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5447847818,
            "variance": 0.2967904585
          },
          {
            "average": 1.080800296,
            "count": 36632119,
            "maximum": 19.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.62824548,
            "variance": 112.959602
          },
          {
            "average": 0,
            "count": 36632119,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 87.9822669,
            "count": 36632119,
            "maximum": 178,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 14.41947797,
            "variance": 207.9213449
          },
          {
            "average": 216090145.5,
            "count": 36632119,
            "maximum": 216135435.1,
            "minimum": 216086638.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 7300.012948,
            "variance": 53290189.04
          },
          {
            "average": 0,
            "count": 36632119,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36632119,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36632119,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36632119,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36632119,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713076.2531,
          5351976.395,
          655.9521312,
          714633.4731,
          5353533.515,
          1106.732131
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713076.2530950118,
                5351976.395280354,
                655.9521312388044
              ],
              [
                713076.2530950118,
                5353533.515280353,
                655.9521312388044
              ],
              [
                714633.4730950118,
                5353533.515280353,
                1106.7321312388044
              ],
              [
                714633.4730950118,
                5351976.395280354,
                1106.7321312388044
              ],
              [
                713076.2530950118,
                5351976.395280354,
                655.9521312388044
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:23:55+00:00",
        "end_time": "2018-07-20T01:50:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1580308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1580308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1580308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1580308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1275804,
            48.28456661,
            655.9521312,
            -120.1058245,
            48.29908395,
            1106.732131
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12758040853653,
                  48.285092590134084,
                  655.9521312388044
                ],
                [
                  -120.12679493112805,
                  48.29908394596281,
                  655.9521312388044
                ],
                [
                  -120.10582449068737,
                  48.298557711089195,
                  1106.7321312388044
                ],
                [
                  -120.10661568156135,
                  48.28456661219397,
                  1106.7321312388044
                ],
                [
                  -120.12758040853653,
                  48.285092590134084,
                  655.9521312388044
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1580308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1580308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:23:55Z",
            "pc:count": 36632119,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713834.3885,
                "count": 36632119,
                "maximum": 714633.4731,
                "minimum": 713076.2531,
                "name": "X",
                "position": 0,
                "stddev": 420.8531066,
                "variance": 177117.3373
              },
              {
                "average": 5352727.685,
                "count": 36632119,
                "maximum": 5353533.515,
                "minimum": 5351976.395,
                "name": "Y",
                "position": 1,
                "stddev": 429.3621913,
                "variance": 184351.8914
              },
              {
                "average": 852.2357182,
                "count": 36632119,
                "maximum": 1106.732131,
                "minimum": 655.9521312,
                "name": "Z",
                "position": 2,
                "stddev": 90.02241413,
                "variance": 8104.035046
              },
              {
                "average": 892.9481487,
                "count": 36632119,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 482.9536518,
                "variance": 233244.2298
              },
              {
                "average": 1.313993684,
                "count": 36632119,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6485272609,
                "variance": 0.4205876082
              },
              {
                "average": 1.627831549,
                "count": 36632119,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9213824157,
                "variance": 0.8489455559
              },
              {
                "average": 0.4967002045,
                "count": 36632119,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891181,
                "variance": 0.2499891182
              },
              {
                "average": 0.0002600996137,
                "count": 36632119,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01612550678,
                "variance": 0.000260031969
              },
              {
                "average": 1.411498035,
                "count": 36632119,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5447847818,
                "variance": 0.2967904585
              },
              {
                "average": 1.080800296,
                "count": 36632119,
                "maximum": 19.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.62824548,
                "variance": 112.959602
              },
              {
                "average": 0,
                "count": 36632119,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 87.9822669,
                "count": 36632119,
                "maximum": 178,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 14.41947797,
                "variance": 207.9213449
              },
              {
                "average": 216090145.5,
                "count": 36632119,
                "maximum": 216135435.1,
                "minimum": 216086638.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 7300.012948,
                "variance": 53290189.04
              },
              {
                "average": 0,
                "count": 36632119,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36632119,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36632119,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36632119,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36632119,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713076.2531,
              5351976.395,
              655.9521312,
              714633.4731,
              5353533.515,
              1106.732131
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713076.2530950118,
                    5351976.395280354,
                    655.9521312388044
                  ],
                  [
                    713076.2530950118,
                    5353533.515280353,
                    655.9521312388044
                  ],
                  [
                    714633.4730950118,
                    5353533.515280353,
                    1106.7321312388044
                  ],
                  [
                    714633.4730950118,
                    5351976.395280354,
                    1106.7321312388044
                  ],
                  [
                    713076.2530950118,
                    5351976.395280354,
                    655.9521312388044
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:23:55+00:00",
            "end_time": "2018-07-20T01:50:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12845639947686,
              48.6494468681781,
              972.8101882621563
            ],
            [
              -120.12766021329129,
              48.66345208029101,
              972.8101882621563
            ],
            [
              -120.10654282461027,
              48.66292314829527,
              1490.3901882621562
            ],
            [
              -120.10734484450538,
              48.64891819509457,
              1490.3901882621562
            ],
            [
              -120.12845639947686,
              48.6494468681781,
              972.8101882621563
            ]
          ]
        ]
      },
      "bbox": [
        -120.1284564,
        48.6489182,
        972.8101883,
        -120.1065428,
        48.66345208,
        1490.390188
      ],
      "properties": {
        "datetime": "2018-07-20T03:02:49Z",
        "pc:count": 50456395,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712286.6818,
            "count": 50456395,
            "maximum": 713047.7375,
            "minimum": 711490.7975,
            "name": "X",
            "position": 0,
            "stddev": 418.4524302,
            "variance": 175102.4364
          },
          {
            "average": 5393233.747,
            "count": 50456395,
            "maximum": 5394026.386,
            "minimum": 5392467.626,
            "name": "Y",
            "position": 1,
            "stddev": 435.1441936,
            "variance": 189350.4692
          },
          {
            "average": 1295.911873,
            "count": 50456395,
            "maximum": 1490.390188,
            "minimum": 972.8101883,
            "name": "Z",
            "position": 2,
            "stddev": 82.21135426,
            "variance": 6758.70677
          },
          {
            "average": 615.1262189,
            "count": 50456395,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 472.893455,
            "variance": 223628.2198
          },
          {
            "average": 1.649858556,
            "count": 50456395,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8846088469,
            "variance": 0.782532812
          },
          {
            "average": 2.299263671,
            "count": 50456395,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.129313534,
            "variance": 1.275349059
          },
          {
            "average": 0.4970518009,
            "count": 50456395,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499991313,
            "variance": 0.2499913131
          },
          {
            "average": 0.0002679739605,
            "count": 50456395,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01636771688,
            "variance": 0.0002679021558
          },
          {
            "average": 1.259744042,
            "count": 50456395,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4889399037,
            "variance": 0.2390622294
          },
          {
            "average": 1.126006934,
            "count": 50456395,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.94595003,
            "variance": 167.5976223
          },
          {
            "average": 0,
            "count": 50456395,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.5654117,
            "count": 50456395,
            "maximum": 89,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.233209192,
            "variance": 4.987223293
          },
          {
            "average": 216088879.7,
            "count": 50456395,
            "maximum": 216090969,
            "minimum": 216085450.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1345.69111,
            "variance": 1810884.565
          },
          {
            "average": 0,
            "count": 50456395,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50456395,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50456395,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50456395,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50456395,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711490.7975,
          5392467.626,
          972.8101883,
          713047.7375,
          5394026.386,
          1490.390188
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711490.7975362486,
                5392467.625535344,
                972.8101882621563
              ],
              [
                711490.7975362486,
                5394026.385535344,
                972.8101882621563
              ],
              [
                713047.7375362485,
                5394026.385535344,
                1490.3901882621562
              ],
              [
                713047.7375362485,
                5392467.625535344,
                1490.3901882621562
              ],
              [
                711490.7975362486,
                5392467.625535344,
                972.8101882621563
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:02:49+00:00",
        "end_time": "2018-07-20T01:30:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1284564,
            48.6489182,
            972.8101883,
            -120.1065428,
            48.66345208,
            1490.390188
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12845639947686,
                  48.6494468681781,
                  972.8101882621563
                ],
                [
                  -120.12766021329129,
                  48.66345208029101,
                  972.8101882621563
                ],
                [
                  -120.10654282461027,
                  48.66292314829527,
                  1490.3901882621562
                ],
                [
                  -120.10734484450538,
                  48.64891819509457,
                  1490.3901882621562
                ],
                [
                  -120.12845639947686,
                  48.6494468681781,
                  972.8101882621563
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:02:49Z",
            "pc:count": 50456395,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712286.6818,
                "count": 50456395,
                "maximum": 713047.7375,
                "minimum": 711490.7975,
                "name": "X",
                "position": 0,
                "stddev": 418.4524302,
                "variance": 175102.4364
              },
              {
                "average": 5393233.747,
                "count": 50456395,
                "maximum": 5394026.386,
                "minimum": 5392467.626,
                "name": "Y",
                "position": 1,
                "stddev": 435.1441936,
                "variance": 189350.4692
              },
              {
                "average": 1295.911873,
                "count": 50456395,
                "maximum": 1490.390188,
                "minimum": 972.8101883,
                "name": "Z",
                "position": 2,
                "stddev": 82.21135426,
                "variance": 6758.70677
              },
              {
                "average": 615.1262189,
                "count": 50456395,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 472.893455,
                "variance": 223628.2198
              },
              {
                "average": 1.649858556,
                "count": 50456395,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8846088469,
                "variance": 0.782532812
              },
              {
                "average": 2.299263671,
                "count": 50456395,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.129313534,
                "variance": 1.275349059
              },
              {
                "average": 0.4970518009,
                "count": 50456395,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499991313,
                "variance": 0.2499913131
              },
              {
                "average": 0.0002679739605,
                "count": 50456395,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01636771688,
                "variance": 0.0002679021558
              },
              {
                "average": 1.259744042,
                "count": 50456395,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4889399037,
                "variance": 0.2390622294
              },
              {
                "average": 1.126006934,
                "count": 50456395,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.94595003,
                "variance": 167.5976223
              },
              {
                "average": 0,
                "count": 50456395,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.5654117,
                "count": 50456395,
                "maximum": 89,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.233209192,
                "variance": 4.987223293
              },
              {
                "average": 216088879.7,
                "count": 50456395,
                "maximum": 216090969,
                "minimum": 216085450.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1345.69111,
                "variance": 1810884.565
              },
              {
                "average": 0,
                "count": 50456395,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50456395,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50456395,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50456395,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50456395,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711490.7975,
              5392467.626,
              972.8101883,
              713047.7375,
              5394026.386,
              1490.390188
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711490.7975362486,
                    5392467.625535344,
                    972.8101882621563
                  ],
                  [
                    711490.7975362486,
                    5394026.385535344,
                    972.8101882621563
                  ],
                  [
                    713047.7375362485,
                    5394026.385535344,
                    1490.3901882621562
                  ],
                  [
                    713047.7375362485,
                    5392467.625535344,
                    1490.3901882621562
                  ],
                  [
                    711490.7975362486,
                    5392467.625535344,
                    972.8101882621563
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:02:49+00:00",
            "end_time": "2018-07-20T01:30:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08747729664302,
              48.4740378115795,
              1082.6648295929497
            ],
            [
              -120.08667499636366,
              48.48803809361966,
              1082.6648295929497
            ],
            [
              -120.06562859843162,
              48.48750301705144,
              1600.1248295929497
            ],
            [
              -120.0664366744739,
              48.473502996635794,
              1600.1248295929497
            ],
            [
              -120.08747729664302,
              48.4740378115795,
              1082.6648295929497
            ]
          ]
        ]
      },
      "bbox": [
        -120.0874773,
        48.473503,
        1082.66483,
        -120.0656286,
        48.48803809,
        1600.12483
      ],
      "properties": {
        "datetime": "2018-07-20T01:15:46Z",
        "pc:count": 44093747,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716038.3535,
            "count": 44093747,
            "maximum": 716809.2955,
            "minimum": 715252.1555,
            "name": "X",
            "position": 0,
            "stddev": 432.8621401,
            "variance": 187369.6323
          },
          {
            "average": 5373895.396,
            "count": 44093747,
            "maximum": 5374645.498,
            "minimum": 5373087.278,
            "name": "Y",
            "position": 1,
            "stddev": 439.9361839,
            "variance": 193543.8459
          },
          {
            "average": 1323.782514,
            "count": 44093747,
            "maximum": 1600.12483,
            "minimum": 1082.66483,
            "name": "Z",
            "position": 2,
            "stddev": 102.0886495,
            "variance": 10422.09236
          },
          {
            "average": 851.906348,
            "count": 44093747,
            "maximum": 4095,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 422.6568684,
            "variance": 178638.8284
          },
          {
            "average": 1.226390468,
            "count": 44093747,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5634308624,
            "variance": 0.3174543367
          },
          {
            "average": 1.452687271,
            "count": 44093747,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8213698585,
            "variance": 0.6746484444
          },
          {
            "average": 0.49675234,
            "count": 44093747,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999894583,
            "variance": 0.2499894584
          },
          {
            "average": 0.0002846662136,
            "count": 44093747,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01686965279,
            "variance": 0.0002845851852
          },
          {
            "average": 1.435635329,
            "count": 44093747,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5615396463,
            "variance": 0.3153267744
          },
          {
            "average": -0.1441963206,
            "count": 44093747,
            "maximum": 21,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.64104668,
            "variance": 159.7960611
          },
          {
            "average": 0,
            "count": 44093747,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.1521037,
            "count": 44093747,
            "maximum": 78,
            "minimum": 68,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.470483742,
            "variance": 6.103289922
          },
          {
            "average": 216082147.4,
            "count": 44093747,
            "maximum": 216084546.2,
            "minimum": 216078641.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1404.005561,
            "variance": 1971231.614
          },
          {
            "average": 0,
            "count": 44093747,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44093747,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44093747,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44093747,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44093747,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715252.1555,
          5373087.278,
          1082.66483,
          716809.2955,
          5374645.498,
          1600.12483
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715252.1555181999,
                5373087.277538546,
                1082.6648295929497
              ],
              [
                715252.1555181999,
                5374645.497538547,
                1082.6648295929497
              ],
              [
                716809.2955181998,
                5374645.497538547,
                1600.1248295929497
              ],
              [
                716809.2955181998,
                5373087.277538546,
                1600.1248295929497
              ],
              [
                715252.1555181999,
                5373087.277538546,
                1082.6648295929497
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:15:46+00:00",
        "end_time": "2018-07-19T23:37:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0874773,
            48.473503,
            1082.66483,
            -120.0656286,
            48.48803809,
            1600.12483
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08747729664302,
                  48.4740378115795,
                  1082.6648295929497
                ],
                [
                  -120.08667499636366,
                  48.48803809361966,
                  1082.6648295929497
                ],
                [
                  -120.06562859843162,
                  48.48750301705144,
                  1600.1248295929497
                ],
                [
                  -120.0664366744739,
                  48.473502996635794,
                  1600.1248295929497
                ],
                [
                  -120.08747729664302,
                  48.4740378115795,
                  1082.6648295929497
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:15:46Z",
            "pc:count": 44093747,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716038.3535,
                "count": 44093747,
                "maximum": 716809.2955,
                "minimum": 715252.1555,
                "name": "X",
                "position": 0,
                "stddev": 432.8621401,
                "variance": 187369.6323
              },
              {
                "average": 5373895.396,
                "count": 44093747,
                "maximum": 5374645.498,
                "minimum": 5373087.278,
                "name": "Y",
                "position": 1,
                "stddev": 439.9361839,
                "variance": 193543.8459
              },
              {
                "average": 1323.782514,
                "count": 44093747,
                "maximum": 1600.12483,
                "minimum": 1082.66483,
                "name": "Z",
                "position": 2,
                "stddev": 102.0886495,
                "variance": 10422.09236
              },
              {
                "average": 851.906348,
                "count": 44093747,
                "maximum": 4095,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 422.6568684,
                "variance": 178638.8284
              },
              {
                "average": 1.226390468,
                "count": 44093747,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5634308624,
                "variance": 0.3174543367
              },
              {
                "average": 1.452687271,
                "count": 44093747,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8213698585,
                "variance": 0.6746484444
              },
              {
                "average": 0.49675234,
                "count": 44093747,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999894583,
                "variance": 0.2499894584
              },
              {
                "average": 0.0002846662136,
                "count": 44093747,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01686965279,
                "variance": 0.0002845851852
              },
              {
                "average": 1.435635329,
                "count": 44093747,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5615396463,
                "variance": 0.3153267744
              },
              {
                "average": -0.1441963206,
                "count": 44093747,
                "maximum": 21,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.64104668,
                "variance": 159.7960611
              },
              {
                "average": 0,
                "count": 44093747,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.1521037,
                "count": 44093747,
                "maximum": 78,
                "minimum": 68,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.470483742,
                "variance": 6.103289922
              },
              {
                "average": 216082147.4,
                "count": 44093747,
                "maximum": 216084546.2,
                "minimum": 216078641.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1404.005561,
                "variance": 1971231.614
              },
              {
                "average": 0,
                "count": 44093747,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44093747,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44093747,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44093747,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44093747,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715252.1555,
              5373087.278,
              1082.66483,
              716809.2955,
              5374645.498,
              1600.12483
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715252.1555181999,
                    5373087.277538546,
                    1082.6648295929497
                  ],
                  [
                    715252.1555181999,
                    5374645.497538547,
                    1082.6648295929497
                  ],
                  [
                    716809.2955181998,
                    5374645.497538547,
                    1600.1248295929497
                  ],
                  [
                    716809.2955181998,
                    5373087.277538546,
                    1600.1248295929497
                  ],
                  [
                    715252.1555181999,
                    5373087.277538546,
                    1082.6648295929497
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:15:46+00:00",
            "end_time": "2018-07-19T23:37:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12865347339867,
              48.730432390821846,
              895.0909880057241
            ],
            [
              -120.12785509304553,
              48.74443704822309,
              895.0909880057241
            ],
            [
              -120.10670515150687,
              48.74390753338663,
              1732.4909880057241
            ],
            [
              -120.10750939106386,
              48.729903135268955,
              1732.4909880057241
            ],
            [
              -120.12865347339867,
              48.730432390821846,
              895.0909880057241
            ]
          ]
        ]
      },
      "bbox": [
        -120.1286535,
        48.72990314,
        895.090988,
        -120.1067052,
        48.74443705,
        1732.490988
      ],
      "properties": {
        "datetime": "2018-07-20T03:00:17Z",
        "pc:count": 39924697,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711969.4534,
            "count": 39924697,
            "maximum": 712694.0173,
            "minimum": 711137.1773,
            "name": "X",
            "position": 0,
            "stddev": 409.2797385,
            "variance": 167509.9044
          },
          {
            "average": 5402255.66,
            "count": 39924697,
            "maximum": 5403026.644,
            "minimum": 5401467.924,
            "name": "Y",
            "position": 1,
            "stddev": 428.8077992,
            "variance": 183876.1287
          },
          {
            "average": 1364.377351,
            "count": 39924697,
            "maximum": 1732.490988,
            "minimum": 895.090988,
            "name": "Z",
            "position": 2,
            "stddev": 171.1032246,
            "variance": 29276.31348
          },
          {
            "average": 737.2889048,
            "count": 39924697,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 443.3725772,
            "variance": 196579.2422
          },
          {
            "average": 1.423305554,
            "count": 39924697,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7724254191,
            "variance": 0.596641028
          },
          {
            "average": 1.846630045,
            "count": 39924697,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.089692971,
            "variance": 1.187430772
          },
          {
            "average": 0.4970949435,
            "count": 39924697,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999915668,
            "variance": 0.2499915669
          },
          {
            "average": 0.0002443600261,
            "count": 39924697,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01563010942,
            "variance": 0.0002443003204
          },
          {
            "average": 1.329668576,
            "count": 39924697,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5339800798,
            "variance": 0.2851347256
          },
          {
            "average": 0.6324450153,
            "count": 39924697,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.26617246,
            "variance": 175.9913318
          },
          {
            "average": 0,
            "count": 39924697,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.38564548,
            "count": 39924697,
            "maximum": 89,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.172125323,
            "variance": 4.718128417
          },
          {
            "average": 216088753.2,
            "count": 39924697,
            "maximum": 216090817.7,
            "minimum": 216085288,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1331.288421,
            "variance": 1772328.859
          },
          {
            "average": 0,
            "count": 39924697,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39924697,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39924697,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39924697,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39924697,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711137.1773,
          5401467.924,
          895.090988,
          712694.0173,
          5403026.644,
          1732.490988
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711137.1772545098,
                5401467.923515561,
                895.0909880057241
              ],
              [
                711137.1772545098,
                5403026.643515562,
                895.0909880057241
              ],
              [
                712694.0172545098,
                5403026.643515562,
                1732.4909880057241
              ],
              [
                712694.0172545098,
                5401467.923515561,
                1732.4909880057241
              ],
              [
                711137.1772545098,
                5401467.923515561,
                895.0909880057241
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:00:17+00:00",
        "end_time": "2018-07-20T01:28:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1286535,
            48.72990314,
            895.090988,
            -120.1067052,
            48.74443705,
            1732.490988
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12865347339867,
                  48.730432390821846,
                  895.0909880057241
                ],
                [
                  -120.12785509304553,
                  48.74443704822309,
                  895.0909880057241
                ],
                [
                  -120.10670515150687,
                  48.74390753338663,
                  1732.4909880057241
                ],
                [
                  -120.10750939106386,
                  48.729903135268955,
                  1732.4909880057241
                ],
                [
                  -120.12865347339867,
                  48.730432390821846,
                  895.0909880057241
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:00:17Z",
            "pc:count": 39924697,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711969.4534,
                "count": 39924697,
                "maximum": 712694.0173,
                "minimum": 711137.1773,
                "name": "X",
                "position": 0,
                "stddev": 409.2797385,
                "variance": 167509.9044
              },
              {
                "average": 5402255.66,
                "count": 39924697,
                "maximum": 5403026.644,
                "minimum": 5401467.924,
                "name": "Y",
                "position": 1,
                "stddev": 428.8077992,
                "variance": 183876.1287
              },
              {
                "average": 1364.377351,
                "count": 39924697,
                "maximum": 1732.490988,
                "minimum": 895.090988,
                "name": "Z",
                "position": 2,
                "stddev": 171.1032246,
                "variance": 29276.31348
              },
              {
                "average": 737.2889048,
                "count": 39924697,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 443.3725772,
                "variance": 196579.2422
              },
              {
                "average": 1.423305554,
                "count": 39924697,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7724254191,
                "variance": 0.596641028
              },
              {
                "average": 1.846630045,
                "count": 39924697,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.089692971,
                "variance": 1.187430772
              },
              {
                "average": 0.4970949435,
                "count": 39924697,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999915668,
                "variance": 0.2499915669
              },
              {
                "average": 0.0002443600261,
                "count": 39924697,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01563010942,
                "variance": 0.0002443003204
              },
              {
                "average": 1.329668576,
                "count": 39924697,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5339800798,
                "variance": 0.2851347256
              },
              {
                "average": 0.6324450153,
                "count": 39924697,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.26617246,
                "variance": 175.9913318
              },
              {
                "average": 0,
                "count": 39924697,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.38564548,
                "count": 39924697,
                "maximum": 89,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.172125323,
                "variance": 4.718128417
              },
              {
                "average": 216088753.2,
                "count": 39924697,
                "maximum": 216090817.7,
                "minimum": 216085288,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1331.288421,
                "variance": 1772328.859
              },
              {
                "average": 0,
                "count": 39924697,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39924697,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39924697,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39924697,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39924697,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711137.1773,
              5401467.924,
              895.090988,
              712694.0173,
              5403026.644,
              1732.490988
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711137.1772545098,
                    5401467.923515561,
                    895.0909880057241
                  ],
                  [
                    711137.1772545098,
                    5403026.643515562,
                    895.0909880057241
                  ],
                  [
                    712694.0172545098,
                    5403026.643515562,
                    1732.4909880057241
                  ],
                  [
                    712694.0172545098,
                    5401467.923515561,
                    1732.4909880057241
                  ],
                  [
                    711137.1772545098,
                    5401467.923515561,
                    895.0909880057241
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:00:17+00:00",
            "end_time": "2018-07-20T01:28:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16833377753558,
              48.392984791981256,
              575.495252639863
            ],
            [
              -120.1675560284432,
              48.40698482722291,
              575.495252639863
            ],
            [
              -120.14654294494991,
              48.40646522091998,
              740.755252639863
            ],
            [
              -120.14732644492288,
              48.39246543964645,
              740.755252639863
            ],
            [
              -120.16833377753558,
              48.392984791981256,
              575.495252639863
            ]
          ]
        ]
      },
      "bbox": [
        -120.1683338,
        48.39246544,
        575.4952526,
        -120.1465429,
        48.40698483,
        740.7552526
      ],
      "properties": {
        "datetime": "2018-07-21T00:13:21Z",
        "pc:count": 30251732,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710353.3947,
            "count": 30251732,
            "maximum": 711167.3941,
            "minimum": 709610.3541,
            "name": "X",
            "position": 0,
            "stddev": 429.5474969,
            "variance": 184511.0521
          },
          {
            "average": 5364637.316,
            "count": 30251732,
            "maximum": 5365412.831,
            "minimum": 5363854.771,
            "name": "Y",
            "position": 1,
            "stddev": 439.5940191,
            "variance": 193242.9017
          },
          {
            "average": 665.8552259,
            "count": 30251732,
            "maximum": 740.7552526,
            "minimum": 575.4952526,
            "name": "Z",
            "position": 2,
            "stddev": 35.91664626,
            "variance": 1290.005479
          },
          {
            "average": 1108.830744,
            "count": 30251732,
            "maximum": 4095,
            "minimum": 53,
            "name": "Intensity",
            "position": 3,
            "stddev": 344.3289295,
            "variance": 118562.4117
          },
          {
            "average": 1.065062589,
            "count": 30251732,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2887614952,
            "variance": 0.08338320109
          },
          {
            "average": 1.130127789,
            "count": 30251732,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4252758774,
            "variance": 0.1808595719
          },
          {
            "average": 0.4960132861,
            "count": 30251732,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999841141,
            "variance": 0.2499841144
          },
          {
            "average": 0.0002454735484,
            "count": 30251732,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01566567264,
            "variance": 0.0002454132993
          },
          {
            "average": 1.518294291,
            "count": 30251732,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5128192404,
            "variance": 0.2629835733
          },
          {
            "average": 0.04214997949,
            "count": 30251732,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.04241199,
            "variance": 100.8500386
          },
          {
            "average": 0,
            "count": 30251732,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.5047245,
            "count": 30251732,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.46424243,
            "variance": 181.2858243
          },
          {
            "average": 216154170.7,
            "count": 30251732,
            "maximum": 216167201.9,
            "minimum": 216137000.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13875.42112,
            "variance": 192527311.3
          },
          {
            "average": 0,
            "count": 30251732,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30251732,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30251732,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30251732,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30251732,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709610.3541,
          5363854.771,
          575.4952526,
          711167.3941,
          5365412.831,
          740.7552526
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709610.3540935481,
                5363854.770618835,
                575.495252639863
              ],
              [
                709610.3540935481,
                5365412.830618836,
                575.495252639863
              ],
              [
                711167.3940935482,
                5365412.830618836,
                740.755252639863
              ],
              [
                711167.3940935482,
                5363854.770618835,
                740.755252639863
              ],
              [
                709610.3540935481,
                5363854.770618835,
                575.495252639863
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:13:21+00:00",
        "end_time": "2018-07-20T15:50:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1683338,
            48.39246544,
            575.4952526,
            -120.1465429,
            48.40698483,
            740.7552526
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16833377753558,
                  48.392984791981256,
                  575.495252639863
                ],
                [
                  -120.1675560284432,
                  48.40698482722291,
                  575.495252639863
                ],
                [
                  -120.14654294494991,
                  48.40646522091998,
                  740.755252639863
                ],
                [
                  -120.14732644492288,
                  48.39246543964645,
                  740.755252639863
                ],
                [
                  -120.16833377753558,
                  48.392984791981256,
                  575.495252639863
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:13:21Z",
            "pc:count": 30251732,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710353.3947,
                "count": 30251732,
                "maximum": 711167.3941,
                "minimum": 709610.3541,
                "name": "X",
                "position": 0,
                "stddev": 429.5474969,
                "variance": 184511.0521
              },
              {
                "average": 5364637.316,
                "count": 30251732,
                "maximum": 5365412.831,
                "minimum": 5363854.771,
                "name": "Y",
                "position": 1,
                "stddev": 439.5940191,
                "variance": 193242.9017
              },
              {
                "average": 665.8552259,
                "count": 30251732,
                "maximum": 740.7552526,
                "minimum": 575.4952526,
                "name": "Z",
                "position": 2,
                "stddev": 35.91664626,
                "variance": 1290.005479
              },
              {
                "average": 1108.830744,
                "count": 30251732,
                "maximum": 4095,
                "minimum": 53,
                "name": "Intensity",
                "position": 3,
                "stddev": 344.3289295,
                "variance": 118562.4117
              },
              {
                "average": 1.065062589,
                "count": 30251732,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2887614952,
                "variance": 0.08338320109
              },
              {
                "average": 1.130127789,
                "count": 30251732,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4252758774,
                "variance": 0.1808595719
              },
              {
                "average": 0.4960132861,
                "count": 30251732,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999841141,
                "variance": 0.2499841144
              },
              {
                "average": 0.0002454735484,
                "count": 30251732,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01566567264,
                "variance": 0.0002454132993
              },
              {
                "average": 1.518294291,
                "count": 30251732,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5128192404,
                "variance": 0.2629835733
              },
              {
                "average": 0.04214997949,
                "count": 30251732,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.04241199,
                "variance": 100.8500386
              },
              {
                "average": 0,
                "count": 30251732,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.5047245,
                "count": 30251732,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.46424243,
                "variance": 181.2858243
              },
              {
                "average": 216154170.7,
                "count": 30251732,
                "maximum": 216167201.9,
                "minimum": 216137000.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13875.42112,
                "variance": 192527311.3
              },
              {
                "average": 0,
                "count": 30251732,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30251732,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30251732,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30251732,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30251732,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709610.3541,
              5363854.771,
              575.4952526,
              711167.3941,
              5365412.831,
              740.7552526
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709610.3540935481,
                    5363854.770618835,
                    575.495252639863
                  ],
                  [
                    709610.3540935481,
                    5365412.830618836,
                    575.495252639863
                  ],
                  [
                    711167.3940935482,
                    5365412.830618836,
                    740.755252639863
                  ],
                  [
                    711167.3940935482,
                    5363854.770618835,
                    740.755252639863
                  ],
                  [
                    709610.3540935481,
                    5363854.770618835,
                    575.495252639863
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:13:21+00:00",
            "end_time": "2018-07-20T15:50:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.20999672203804,
              48.68982441354514,
              1203.7100474801568
            ],
            [
              -120.20922203771657,
              48.70383033445455,
              1203.7100474801568
            ],
            [
              -120.18808816376419,
              48.70331608454089,
              1801.590047480157
            ],
            [
              -120.18886869580633,
              48.68931041541598,
              1801.590047480157
            ],
            [
              -120.20999672203804,
              48.68982441354514,
              1203.7100474801568
            ]
          ]
        ]
      },
      "bbox": [
        -120.2099967,
        48.68931042,
        1203.710047,
        -120.1880882,
        48.70383033,
        1801.590047
      ],
      "properties": {
        "datetime": "2018-07-21T02:10:14Z",
        "pc:count": 68631223,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706088.4261,
            "count": 68631223,
            "maximum": 706878.4928,
            "minimum": 705321.6928,
            "name": "X",
            "position": 0,
            "stddev": 431.0501641,
            "variance": 185804.2439
          },
          {
            "average": 5397516.373,
            "count": 68631223,
            "maximum": 5398291.117,
            "minimum": 5396732.377,
            "name": "Y",
            "position": 1,
            "stddev": 432.0399044,
            "variance": 186658.479
          },
          {
            "average": 1479.283962,
            "count": 68631223,
            "maximum": 1801.590047,
            "minimum": 1203.710047,
            "name": "Z",
            "position": 2,
            "stddev": 124.7240316,
            "variance": 15556.08406
          },
          {
            "average": 588.2239196,
            "count": 68631223,
            "maximum": 4095,
            "minimum": 4,
            "name": "Intensity",
            "position": 3,
            "stddev": 473.3937446,
            "variance": 224101.6375
          },
          {
            "average": 1.729504864,
            "count": 68631223,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9406407892,
            "variance": 0.8848050943
          },
          {
            "average": 2.458934412,
            "count": 68631223,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.180188833,
            "variance": 1.392845683
          },
          {
            "average": 0.4981148012,
            "count": 68631223,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999964497,
            "variance": 0.2499964497
          },
          {
            "average": 0.0002806594311,
            "count": 68631223,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01675054224,
            "variance": 0.0002805806654
          },
          {
            "average": 1.208075427,
            "count": 68631223,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4629918724,
            "variance": 0.2143614739
          },
          {
            "average": 0.8202552162,
            "count": 68631223,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.8205782,
            "variance": 191.0083819
          },
          {
            "average": 0,
            "count": 68631223,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.5483585,
            "count": 68631223,
            "maximum": 171,
            "minimum": 162,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.535001287,
            "variance": 6.426231525
          },
          {
            "average": 216171531.2,
            "count": 68631223,
            "maximum": 216174214.2,
            "minimum": 216169811.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1281.124105,
            "variance": 1641278.972
          },
          {
            "average": 0,
            "count": 68631223,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68631223,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68631223,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68631223,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 68631223,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705321.6928,
          5396732.377,
          1203.710047,
          706878.4928,
          5398291.117,
          1801.590047
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705321.6928294647,
                5396732.377186692,
                1203.7100474801568
              ],
              [
                705321.6928294647,
                5398291.117186693,
                1203.7100474801568
              ],
              [
                706878.4928294647,
                5398291.117186693,
                1801.590047480157
              ],
              [
                706878.4928294647,
                5396732.377186692,
                1801.590047480157
              ],
              [
                705321.6928294647,
                5396732.377186692,
                1203.7100474801568
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:10:14+00:00",
        "end_time": "2018-07-21T00:56:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2099967,
            48.68931042,
            1203.710047,
            -120.1880882,
            48.70383033,
            1801.590047
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.20999672203804,
                  48.68982441354514,
                  1203.7100474801568
                ],
                [
                  -120.20922203771657,
                  48.70383033445455,
                  1203.7100474801568
                ],
                [
                  -120.18808816376419,
                  48.70331608454089,
                  1801.590047480157
                ],
                [
                  -120.18886869580633,
                  48.68931041541598,
                  1801.590047480157
                ],
                [
                  -120.20999672203804,
                  48.68982441354514,
                  1203.7100474801568
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:10:14Z",
            "pc:count": 68631223,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706088.4261,
                "count": 68631223,
                "maximum": 706878.4928,
                "minimum": 705321.6928,
                "name": "X",
                "position": 0,
                "stddev": 431.0501641,
                "variance": 185804.2439
              },
              {
                "average": 5397516.373,
                "count": 68631223,
                "maximum": 5398291.117,
                "minimum": 5396732.377,
                "name": "Y",
                "position": 1,
                "stddev": 432.0399044,
                "variance": 186658.479
              },
              {
                "average": 1479.283962,
                "count": 68631223,
                "maximum": 1801.590047,
                "minimum": 1203.710047,
                "name": "Z",
                "position": 2,
                "stddev": 124.7240316,
                "variance": 15556.08406
              },
              {
                "average": 588.2239196,
                "count": 68631223,
                "maximum": 4095,
                "minimum": 4,
                "name": "Intensity",
                "position": 3,
                "stddev": 473.3937446,
                "variance": 224101.6375
              },
              {
                "average": 1.729504864,
                "count": 68631223,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9406407892,
                "variance": 0.8848050943
              },
              {
                "average": 2.458934412,
                "count": 68631223,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.180188833,
                "variance": 1.392845683
              },
              {
                "average": 0.4981148012,
                "count": 68631223,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999964497,
                "variance": 0.2499964497
              },
              {
                "average": 0.0002806594311,
                "count": 68631223,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01675054224,
                "variance": 0.0002805806654
              },
              {
                "average": 1.208075427,
                "count": 68631223,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4629918724,
                "variance": 0.2143614739
              },
              {
                "average": 0.8202552162,
                "count": 68631223,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.8205782,
                "variance": 191.0083819
              },
              {
                "average": 0,
                "count": 68631223,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.5483585,
                "count": 68631223,
                "maximum": 171,
                "minimum": 162,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.535001287,
                "variance": 6.426231525
              },
              {
                "average": 216171531.2,
                "count": 68631223,
                "maximum": 216174214.2,
                "minimum": 216169811.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1281.124105,
                "variance": 1641278.972
              },
              {
                "average": 0,
                "count": 68631223,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68631223,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68631223,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68631223,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 68631223,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705321.6928,
              5396732.377,
              1203.710047,
              706878.4928,
              5398291.117,
              1801.590047
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705321.6928294647,
                    5396732.377186692,
                    1203.7100474801568
                  ],
                  [
                    705321.6928294647,
                    5398291.117186693,
                    1203.7100474801568
                  ],
                  [
                    706878.4928294647,
                    5398291.117186693,
                    1801.590047480157
                  ],
                  [
                    706878.4928294647,
                    5396732.377186692,
                    1801.590047480157
                  ],
                  [
                    705321.6928294647,
                    5396732.377186692,
                    1203.7100474801568
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:10:14+00:00",
            "end_time": "2018-07-21T00:56:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1479742056074,
              48.3525298981776,
              423.1344189037603
            ],
            [
              -120.14719208100534,
              48.36652798786513,
              423.1344189037603
            ],
            [
              -120.12619601834672,
              48.36600498871573,
              830.9144189037603
            ],
            [
              -120.12698387997777,
              48.35200715457579,
              830.9144189037603
            ],
            [
              -120.1479742056074,
              48.3525298981776,
              423.1344189037603
            ]
          ]
        ]
      },
      "bbox": [
        -120.1479742,
        48.35200715,
        423.1344189,
        -120.126196,
        48.36652799,
        830.9144189
      ],
      "properties": {
        "datetime": "2018-07-20T15:58:20Z",
        "pc:count": 34335686,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712106.6637,
            "count": 34335686,
            "maximum": 712841.7642,
            "minimum": 711284.7242,
            "name": "X",
            "position": 0,
            "stddev": 441.1912291,
            "variance": 194649.7007
          },
          {
            "average": 5360189.601,
            "count": 34335686,
            "maximum": 5360972.528,
            "minimum": 5359414.668,
            "name": "Y",
            "position": 1,
            "stddev": 449.2507563,
            "variance": 201826.242
          },
          {
            "average": 628.9714329,
            "count": 34335686,
            "maximum": 830.9144189,
            "minimum": 423.1344189,
            "name": "Z",
            "position": 2,
            "stddev": 71.71397369,
            "variance": 5142.894023
          },
          {
            "average": 868.6076195,
            "count": 34335686,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 527.0764768,
            "variance": 277809.6124
          },
          {
            "average": 1.30169588,
            "count": 34335686,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6082052798,
            "variance": 0.3699136624
          },
          {
            "average": 1.603386954,
            "count": 34335686,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8467844231,
            "variance": 0.7170438592
          },
          {
            "average": 0.4963634919,
            "count": 34335686,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999867829,
            "variance": 0.2499867831
          },
          {
            "average": 0.0003080759767,
            "count": 34335686,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01754938959,
            "variance": 0.0003079810749
          },
          {
            "average": 1.384648409,
            "count": 34335686,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5212920701,
            "variance": 0.2717454224
          },
          {
            "average": -0.6434319531,
            "count": 34335686,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.24123193,
            "variance": 104.8828314
          },
          {
            "average": 0,
            "count": 34335686,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 153.1983847,
            "count": 34335686,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 41.10148483,
            "variance": 1689.332056
          },
          {
            "average": 216123107.8,
            "count": 34335686,
            "maximum": 216137500,
            "minimum": 216089178.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20609.24212,
            "variance": 424740861
          },
          {
            "average": 0,
            "count": 34335686,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34335686,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34335686,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34335686,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34335686,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711284.7242,
          5359414.668,
          423.1344189,
          712841.7642,
          5360972.528,
          830.9144189
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711284.7241976887,
                5359414.668139009,
                423.1344189037603
              ],
              [
                711284.7241976887,
                5360972.528139008,
                423.1344189037603
              ],
              [
                712841.7641976888,
                5360972.528139008,
                830.9144189037603
              ],
              [
                712841.7641976888,
                5359414.668139009,
                830.9144189037603
              ],
              [
                711284.7241976887,
                5359414.668139009,
                423.1344189037603
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:58:20+00:00",
        "end_time": "2018-07-20T02:32:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1479742,
            48.35200715,
            423.1344189,
            -120.126196,
            48.36652799,
            830.9144189
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1479742056074,
                  48.3525298981776,
                  423.1344189037603
                ],
                [
                  -120.14719208100534,
                  48.36652798786513,
                  423.1344189037603
                ],
                [
                  -120.12619601834672,
                  48.36600498871573,
                  830.9144189037603
                ],
                [
                  -120.12698387997777,
                  48.35200715457579,
                  830.9144189037603
                ],
                [
                  -120.1479742056074,
                  48.3525298981776,
                  423.1344189037603
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:58:20Z",
            "pc:count": 34335686,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712106.6637,
                "count": 34335686,
                "maximum": 712841.7642,
                "minimum": 711284.7242,
                "name": "X",
                "position": 0,
                "stddev": 441.1912291,
                "variance": 194649.7007
              },
              {
                "average": 5360189.601,
                "count": 34335686,
                "maximum": 5360972.528,
                "minimum": 5359414.668,
                "name": "Y",
                "position": 1,
                "stddev": 449.2507563,
                "variance": 201826.242
              },
              {
                "average": 628.9714329,
                "count": 34335686,
                "maximum": 830.9144189,
                "minimum": 423.1344189,
                "name": "Z",
                "position": 2,
                "stddev": 71.71397369,
                "variance": 5142.894023
              },
              {
                "average": 868.6076195,
                "count": 34335686,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 527.0764768,
                "variance": 277809.6124
              },
              {
                "average": 1.30169588,
                "count": 34335686,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6082052798,
                "variance": 0.3699136624
              },
              {
                "average": 1.603386954,
                "count": 34335686,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8467844231,
                "variance": 0.7170438592
              },
              {
                "average": 0.4963634919,
                "count": 34335686,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999867829,
                "variance": 0.2499867831
              },
              {
                "average": 0.0003080759767,
                "count": 34335686,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01754938959,
                "variance": 0.0003079810749
              },
              {
                "average": 1.384648409,
                "count": 34335686,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5212920701,
                "variance": 0.2717454224
              },
              {
                "average": -0.6434319531,
                "count": 34335686,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.24123193,
                "variance": 104.8828314
              },
              {
                "average": 0,
                "count": 34335686,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 153.1983847,
                "count": 34335686,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 41.10148483,
                "variance": 1689.332056
              },
              {
                "average": 216123107.8,
                "count": 34335686,
                "maximum": 216137500,
                "minimum": 216089178.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20609.24212,
                "variance": 424740861
              },
              {
                "average": 0,
                "count": 34335686,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34335686,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34335686,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34335686,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34335686,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711284.7242,
              5359414.668,
              423.1344189,
              712841.7642,
              5360972.528,
              830.9144189
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711284.7241976887,
                    5359414.668139009,
                    423.1344189037603
                  ],
                  [
                    711284.7241976887,
                    5360972.528139008,
                    423.1344189037603
                  ],
                  [
                    712841.7641976888,
                    5360972.528139008,
                    830.9144189037603
                  ],
                  [
                    712841.7641976888,
                    5359414.668139009,
                    830.9144189037603
                  ],
                  [
                    711284.7241976887,
                    5359414.668139009,
                    423.1344189037603
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:58:20+00:00",
            "end_time": "2018-07-20T02:32:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10827730403385,
              48.73045115642868,
              1320.1825664862336
            ],
            [
              -120.1074731797552,
              48.744457000232224,
              1320.1825664862336
            ],
            [
              -120.08632252452914,
              48.743923717094475,
              1910.9225664862338
            ],
            [
              -120.08713250849746,
              48.7299181344418,
              1910.9225664862338
            ],
            [
              -120.10827730403385,
              48.73045115642868,
              1320.1825664862336
            ]
          ]
        ]
      },
      "bbox": [
        -120.1082773,
        48.72991813,
        1320.182566,
        -120.0863225,
        48.744457,
        1910.922566
      ],
      "properties": {
        "datetime": "2018-07-20T02:09:34Z",
        "pc:count": 50485610,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713421.6573,
            "count": 50485610,
            "maximum": 714192.1639,
            "minimum": 712635.2439,
            "name": "X",
            "position": 0,
            "stddev": 421.8814747,
            "variance": 177983.9787
          },
          {
            "average": 5402278.763,
            "count": 50485610,
            "maximum": 5403085.568,
            "minimum": 5401526.688,
            "name": "Y",
            "position": 1,
            "stddev": 421.1866837,
            "variance": 177398.2225
          },
          {
            "average": 1635.724072,
            "count": 50485610,
            "maximum": 1910.922566,
            "minimum": 1320.182566,
            "name": "Z",
            "position": 2,
            "stddev": 114.3778677,
            "variance": 13082.29661
          },
          {
            "average": 699.5050481,
            "count": 50485610,
            "maximum": 4095,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 482.8087791,
            "variance": 233104.3171
          },
          {
            "average": 1.522098713,
            "count": 50485610,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8499077986,
            "variance": 0.7223432661
          },
          {
            "average": 2.044073073,
            "count": 50485610,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.171383674,
            "variance": 1.372139711
          },
          {
            "average": 0.4976438633,
            "count": 50485610,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944535,
            "variance": 0.2499944536
          },
          {
            "average": 0.0003086622109,
            "count": 50485610,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01756607368,
            "variance": 0.0003085669446
          },
          {
            "average": 1.303874767,
            "count": 50485610,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.516253441,
            "variance": 0.2665176153
          },
          {
            "average": 0.6598300962,
            "count": 50485610,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.18454338,
            "variance": 201.2012709
          },
          {
            "average": 0,
            "count": 50485610,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.2782376,
            "count": 50485610,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.154450447,
            "variance": 4.641656731
          },
          {
            "average": 216085610.6,
            "count": 50485610,
            "maximum": 216087774.8,
            "minimum": 216082809.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1380.258621,
            "variance": 1905113.861
          },
          {
            "average": 0,
            "count": 50485610,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50485610,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50485610,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50485610,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50485610,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712635.2439,
          5401526.688,
          1320.182566,
          714192.1639,
          5403085.568,
          1910.922566
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712635.2439295901,
                5401526.687649372,
                1320.1825664862336
              ],
              [
                712635.2439295901,
                5403085.567649373,
                1320.1825664862336
              ],
              [
                714192.16392959,
                5403085.567649373,
                1910.9225664862338
              ],
              [
                714192.16392959,
                5401526.687649372,
                1910.9225664862338
              ],
              [
                712635.2439295901,
                5401526.687649372,
                1320.1825664862336
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:09:34+00:00",
        "end_time": "2018-07-20T00:46:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1082773,
            48.72991813,
            1320.182566,
            -120.0863225,
            48.744457,
            1910.922566
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10827730403385,
                  48.73045115642868,
                  1320.1825664862336
                ],
                [
                  -120.1074731797552,
                  48.744457000232224,
                  1320.1825664862336
                ],
                [
                  -120.08632252452914,
                  48.743923717094475,
                  1910.9225664862338
                ],
                [
                  -120.08713250849746,
                  48.7299181344418,
                  1910.9225664862338
                ],
                [
                  -120.10827730403385,
                  48.73045115642868,
                  1320.1825664862336
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:09:34Z",
            "pc:count": 50485610,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713421.6573,
                "count": 50485610,
                "maximum": 714192.1639,
                "minimum": 712635.2439,
                "name": "X",
                "position": 0,
                "stddev": 421.8814747,
                "variance": 177983.9787
              },
              {
                "average": 5402278.763,
                "count": 50485610,
                "maximum": 5403085.568,
                "minimum": 5401526.688,
                "name": "Y",
                "position": 1,
                "stddev": 421.1866837,
                "variance": 177398.2225
              },
              {
                "average": 1635.724072,
                "count": 50485610,
                "maximum": 1910.922566,
                "minimum": 1320.182566,
                "name": "Z",
                "position": 2,
                "stddev": 114.3778677,
                "variance": 13082.29661
              },
              {
                "average": 699.5050481,
                "count": 50485610,
                "maximum": 4095,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 482.8087791,
                "variance": 233104.3171
              },
              {
                "average": 1.522098713,
                "count": 50485610,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8499077986,
                "variance": 0.7223432661
              },
              {
                "average": 2.044073073,
                "count": 50485610,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.171383674,
                "variance": 1.372139711
              },
              {
                "average": 0.4976438633,
                "count": 50485610,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944535,
                "variance": 0.2499944536
              },
              {
                "average": 0.0003086622109,
                "count": 50485610,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01756607368,
                "variance": 0.0003085669446
              },
              {
                "average": 1.303874767,
                "count": 50485610,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.516253441,
                "variance": 0.2665176153
              },
              {
                "average": 0.6598300962,
                "count": 50485610,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.18454338,
                "variance": 201.2012709
              },
              {
                "average": 0,
                "count": 50485610,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.2782376,
                "count": 50485610,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.154450447,
                "variance": 4.641656731
              },
              {
                "average": 216085610.6,
                "count": 50485610,
                "maximum": 216087774.8,
                "minimum": 216082809.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1380.258621,
                "variance": 1905113.861
              },
              {
                "average": 0,
                "count": 50485610,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50485610,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50485610,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50485610,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50485610,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712635.2439,
              5401526.688,
              1320.182566,
              714192.1639,
              5403085.568,
              1910.922566
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712635.2439295901,
                    5401526.687649372,
                    1320.1825664862336
                  ],
                  [
                    712635.2439295901,
                    5403085.567649373,
                    1320.1825664862336
                  ],
                  [
                    714192.16392959,
                    5403085.567649373,
                    1910.9225664862338
                  ],
                  [
                    714192.16392959,
                    5401526.687649372,
                    1910.9225664862338
                  ],
                  [
                    712635.2439295901,
                    5401526.687649372,
                    1320.1825664862336
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:09:34+00:00",
            "end_time": "2018-07-20T00:46:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06697635474346,
              48.29862842559006,
              445.1384110834883
            ],
            [
              -120.06617349480996,
              48.31262672377666,
              445.1384110834883
            ],
            [
              -120.04519944742243,
              48.3120893444597,
              597.7584110834882
            ],
            [
              -120.04600802674808,
              48.29809130879251,
              597.7584110834882
            ],
            [
              -120.06697635474346,
              48.29862842559006,
              445.1384110834883
            ]
          ]
        ]
      },
      "bbox": [
        -120.0669764,
        48.29809131,
        445.1384111,
        -120.0451994,
        48.31262672,
        597.7584111
      ],
      "properties": {
        "datetime": "2018-07-20T00:21:59Z",
        "pc:count": 32539462,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718285.4882,
            "count": 32539462,
            "maximum": 719071.0433,
            "minimum": 717513.8833,
            "name": "X",
            "position": 0,
            "stddev": 423.9369518,
            "variance": 179722.5391
          },
          {
            "average": 5354427.219,
            "count": 32539462,
            "maximum": 5355208.821,
            "minimum": 5353650.841,
            "name": "Y",
            "position": 1,
            "stddev": 419.6947164,
            "variance": 176143.655
          },
          {
            "average": 469.8543077,
            "count": 32539462,
            "maximum": 597.7584111,
            "minimum": 445.1384111,
            "name": "Z",
            "position": 2,
            "stddev": 28.46423391,
            "variance": 810.2126118
          },
          {
            "average": 1225.120812,
            "count": 32539462,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 445.3037982,
            "variance": 198295.4727
          },
          {
            "average": 1.049060953,
            "count": 32539462,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2346343017,
            "variance": 0.05505325553
          },
          {
            "average": 1.098136011,
            "count": 32539462,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3372099474,
            "variance": 0.1137105487
          },
          {
            "average": 0.4962145656,
            "count": 32539462,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499985678,
            "variance": 0.2499856782
          },
          {
            "average": 0.0002799984831,
            "count": 32539462,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01673081267,
            "variance": 0.0002799200925
          },
          {
            "average": 1.562325032,
            "count": 32539462,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5113295343,
            "variance": 0.2614578927
          },
          {
            "average": 2.000919653,
            "count": 32539462,
            "maximum": 13.00199986,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.89292888,
            "variance": 62.2983263
          },
          {
            "average": 0,
            "count": 32539462,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.20586093,
            "count": 32539462,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.082938428,
            "variance": 50.16801677
          },
          {
            "average": 216077883.7,
            "count": 32539462,
            "maximum": 216081319.5,
            "minimum": 216063960.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4074.109195,
            "variance": 16598365.73
          },
          {
            "average": 0,
            "count": 32539462,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32539462,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32539462,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32539462,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32539462,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717513.8833,
          5353650.841,
          445.1384111,
          719071.0433,
          5355208.821,
          597.7584111
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717513.8832696172,
                5353650.8411898725,
                445.1384110834883
              ],
              [
                717513.8832696172,
                5355208.821189873,
                445.1384110834883
              ],
              [
                719071.0432696171,
                5355208.821189873,
                597.7584110834882
              ],
              [
                719071.0432696171,
                5353650.8411898725,
                597.7584110834882
              ],
              [
                717513.8832696172,
                5353650.8411898725,
                445.1384110834883
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:21:59+00:00",
        "end_time": "2018-07-19T19:32:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0669764,
            48.29809131,
            445.1384111,
            -120.0451994,
            48.31262672,
            597.7584111
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06697635474346,
                  48.29862842559006,
                  445.1384110834883
                ],
                [
                  -120.06617349480996,
                  48.31262672377666,
                  445.1384110834883
                ],
                [
                  -120.04519944742243,
                  48.3120893444597,
                  597.7584110834882
                ],
                [
                  -120.04600802674808,
                  48.29809130879251,
                  597.7584110834882
                ],
                [
                  -120.06697635474346,
                  48.29862842559006,
                  445.1384110834883
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:21:59Z",
            "pc:count": 32539462,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718285.4882,
                "count": 32539462,
                "maximum": 719071.0433,
                "minimum": 717513.8833,
                "name": "X",
                "position": 0,
                "stddev": 423.9369518,
                "variance": 179722.5391
              },
              {
                "average": 5354427.219,
                "count": 32539462,
                "maximum": 5355208.821,
                "minimum": 5353650.841,
                "name": "Y",
                "position": 1,
                "stddev": 419.6947164,
                "variance": 176143.655
              },
              {
                "average": 469.8543077,
                "count": 32539462,
                "maximum": 597.7584111,
                "minimum": 445.1384111,
                "name": "Z",
                "position": 2,
                "stddev": 28.46423391,
                "variance": 810.2126118
              },
              {
                "average": 1225.120812,
                "count": 32539462,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 445.3037982,
                "variance": 198295.4727
              },
              {
                "average": 1.049060953,
                "count": 32539462,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2346343017,
                "variance": 0.05505325553
              },
              {
                "average": 1.098136011,
                "count": 32539462,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3372099474,
                "variance": 0.1137105487
              },
              {
                "average": 0.4962145656,
                "count": 32539462,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499985678,
                "variance": 0.2499856782
              },
              {
                "average": 0.0002799984831,
                "count": 32539462,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01673081267,
                "variance": 0.0002799200925
              },
              {
                "average": 1.562325032,
                "count": 32539462,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5113295343,
                "variance": 0.2614578927
              },
              {
                "average": 2.000919653,
                "count": 32539462,
                "maximum": 13.00199986,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.89292888,
                "variance": 62.2983263
              },
              {
                "average": 0,
                "count": 32539462,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.20586093,
                "count": 32539462,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.082938428,
                "variance": 50.16801677
              },
              {
                "average": 216077883.7,
                "count": 32539462,
                "maximum": 216081319.5,
                "minimum": 216063960.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4074.109195,
                "variance": 16598365.73
              },
              {
                "average": 0,
                "count": 32539462,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32539462,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32539462,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32539462,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32539462,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717513.8833,
              5353650.841,
              445.1384111,
              719071.0433,
              5355208.821,
              597.7584111
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717513.8832696172,
                    5353650.8411898725,
                    445.1384110834883
                  ],
                  [
                    717513.8832696172,
                    5355208.821189873,
                    445.1384110834883
                  ],
                  [
                    719071.0432696171,
                    5355208.821189873,
                    597.7584110834882
                  ],
                  [
                    719071.0432696171,
                    5353650.8411898725,
                    597.7584110834882
                  ],
                  [
                    717513.8832696172,
                    5353650.8411898725,
                    445.1384110834883
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:21:59+00:00",
            "end_time": "2018-07-19T19:32:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18944337574362,
              48.635871500270866,
              817.3411142781017
            ],
            [
              -120.18866461721082,
              48.64987461121394,
              817.3411142781017
            ],
            [
              -120.16755258835455,
              48.64935698983154,
              1383.3411142781017
            ],
            [
              -120.16833717606995,
              48.6353541322106,
              1383.3411142781017
            ],
            [
              -120.18944337574362,
              48.635871500270866,
              817.3411142781017
            ]
          ]
        ]
      },
      "bbox": [
        -120.1894434,
        48.63535413,
        817.3411143,
        -120.1675526,
        48.64987461,
        1383.341114
      ],
      "properties": {
        "datetime": "2018-07-21T01:04:46Z",
        "pc:count": 70502174,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 707811.7422,
            "count": 70502174,
            "maximum": 708612.0112,
            "minimum": 707055.1312,
            "name": "X",
            "position": 0,
            "stddev": 431.4503979,
            "variance": 186149.4459
          },
          {
            "average": 5391552.544,
            "count": 70502174,
            "maximum": 5392349.963,
            "minimum": 5390791.523,
            "name": "Y",
            "position": 1,
            "stddev": 435.0233066,
            "variance": 189245.2773
          },
          {
            "average": 1079.168085,
            "count": 70502174,
            "maximum": 1383.341114,
            "minimum": 817.3411143,
            "name": "Z",
            "position": 2,
            "stddev": 118.260488,
            "variance": 13985.54302
          },
          {
            "average": 537.4890953,
            "count": 70502174,
            "maximum": 2907,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 420.0517073,
            "variance": 176443.4368
          },
          {
            "average": 1.680248087,
            "count": 70502174,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8649569689,
            "variance": 0.7481505581
          },
          {
            "average": 2.361099475,
            "count": 70502174,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.049648289,
            "variance": 1.10176153
          },
          {
            "average": 0.4972847504,
            "count": 70502174,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999926309,
            "variance": 0.249992631
          },
          {
            "average": 0.0002716511976,
            "count": 70502174,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01647960579,
            "variance": 0.0002715774071
          },
          {
            "average": 1.197090093,
            "count": 70502174,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4447272524,
            "variance": 0.197782329
          },
          {
            "average": 0.1168652516,
            "count": 70502174,
            "maximum": 21,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.05601537,
            "variance": 145.3475065
          },
          {
            "average": 0,
            "count": 70502174,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.8283864,
            "count": 70502174,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.466596421,
            "variance": 6.084097905
          },
          {
            "average": 216168156.9,
            "count": 70502174,
            "maximum": 216170286.9,
            "minimum": 216165269.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1366.964543,
            "variance": 1868592.061
          },
          {
            "average": 0,
            "count": 70502174,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70502174,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70502174,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70502174,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 70502174,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707055.1312,
          5390791.523,
          817.3411143,
          708612.0112,
          5392349.963,
          1383.341114
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707055.1312084105,
                5390791.523141466,
                817.3411142781017
              ],
              [
                707055.1312084105,
                5392349.963141466,
                817.3411142781017
              ],
              [
                708612.0112084104,
                5392349.963141466,
                1383.3411142781017
              ],
              [
                708612.0112084104,
                5390791.523141466,
                1383.3411142781017
              ],
              [
                707055.1312084105,
                5390791.523141466,
                817.3411142781017
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:04:46+00:00",
        "end_time": "2018-07-20T23:41:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1894434,
            48.63535413,
            817.3411143,
            -120.1675526,
            48.64987461,
            1383.341114
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18944337574362,
                  48.635871500270866,
                  817.3411142781017
                ],
                [
                  -120.18866461721082,
                  48.64987461121394,
                  817.3411142781017
                ],
                [
                  -120.16755258835455,
                  48.64935698983154,
                  1383.3411142781017
                ],
                [
                  -120.16833717606995,
                  48.6353541322106,
                  1383.3411142781017
                ],
                [
                  -120.18944337574362,
                  48.635871500270866,
                  817.3411142781017
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:04:46Z",
            "pc:count": 70502174,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 707811.7422,
                "count": 70502174,
                "maximum": 708612.0112,
                "minimum": 707055.1312,
                "name": "X",
                "position": 0,
                "stddev": 431.4503979,
                "variance": 186149.4459
              },
              {
                "average": 5391552.544,
                "count": 70502174,
                "maximum": 5392349.963,
                "minimum": 5390791.523,
                "name": "Y",
                "position": 1,
                "stddev": 435.0233066,
                "variance": 189245.2773
              },
              {
                "average": 1079.168085,
                "count": 70502174,
                "maximum": 1383.341114,
                "minimum": 817.3411143,
                "name": "Z",
                "position": 2,
                "stddev": 118.260488,
                "variance": 13985.54302
              },
              {
                "average": 537.4890953,
                "count": 70502174,
                "maximum": 2907,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 420.0517073,
                "variance": 176443.4368
              },
              {
                "average": 1.680248087,
                "count": 70502174,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8649569689,
                "variance": 0.7481505581
              },
              {
                "average": 2.361099475,
                "count": 70502174,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.049648289,
                "variance": 1.10176153
              },
              {
                "average": 0.4972847504,
                "count": 70502174,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999926309,
                "variance": 0.249992631
              },
              {
                "average": 0.0002716511976,
                "count": 70502174,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01647960579,
                "variance": 0.0002715774071
              },
              {
                "average": 1.197090093,
                "count": 70502174,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4447272524,
                "variance": 0.197782329
              },
              {
                "average": 0.1168652516,
                "count": 70502174,
                "maximum": 21,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.05601537,
                "variance": 145.3475065
              },
              {
                "average": 0,
                "count": 70502174,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.8283864,
                "count": 70502174,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.466596421,
                "variance": 6.084097905
              },
              {
                "average": 216168156.9,
                "count": 70502174,
                "maximum": 216170286.9,
                "minimum": 216165269.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1366.964543,
                "variance": 1868592.061
              },
              {
                "average": 0,
                "count": 70502174,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70502174,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70502174,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70502174,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 70502174,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707055.1312,
              5390791.523,
              817.3411143,
              708612.0112,
              5392349.963,
              1383.341114
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707055.1312084105,
                    5390791.523141466,
                    817.3411142781017
                  ],
                  [
                    707055.1312084105,
                    5392349.963141466,
                    817.3411142781017
                  ],
                  [
                    708612.0112084104,
                    5392349.963141466,
                    1383.3411142781017
                  ],
                  [
                    708612.0112084104,
                    5390791.523141466,
                    1383.3411142781017
                  ],
                  [
                    707055.1312084105,
                    5390791.523141466,
                    817.3411142781017
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:04:46+00:00",
            "end_time": "2018-07-20T23:41:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10797489299122,
              48.58198485384358,
              866.2804451017118
            ],
            [
              -120.1071750953593,
              48.59598710319293,
              866.2804451017118
            ],
            [
              -120.08608459534281,
              48.59545492325074,
              1341.200445101712
            ],
            [
              -120.0868902039575,
              48.581452934269386,
              1341.200445101712
            ],
            [
              -120.10797489299122,
              48.58198485384358,
              866.2804451017118
            ]
          ]
        ]
      },
      "bbox": [
        -120.1079749,
        48.58145293,
        866.2804451,
        -120.0860846,
        48.5959871,
        1341.200445
      ],
      "properties": {
        "datetime": "2018-07-20T02:15:01Z",
        "pc:count": 45023198,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714073.9545,
            "count": 45023198,
            "maximum": 714840.3615,
            "minimum": 713283.3015,
            "name": "X",
            "position": 0,
            "stddev": 433.5461293,
            "variance": 187962.2462
          },
          {
            "average": 5385809.077,
            "count": 45023198,
            "maximum": 5386585.33,
            "minimum": 5385026.89,
            "name": "Y",
            "position": 1,
            "stddev": 439.716904,
            "variance": 193350.9557
          },
          {
            "average": 1037.158479,
            "count": 45023198,
            "maximum": 1341.200445,
            "minimum": 866.2804451,
            "name": "Z",
            "position": 2,
            "stddev": 101.0368529,
            "variance": 10208.44564
          },
          {
            "average": 760.8089708,
            "count": 45023198,
            "maximum": 4095,
            "minimum": 49,
            "name": "Intensity",
            "position": 3,
            "stddev": 429.581265,
            "variance": 184540.0632
          },
          {
            "average": 1.343203697,
            "count": 45023198,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.657497451,
            "variance": 0.4323028981
          },
          {
            "average": 1.686305491,
            "count": 45023198,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9142168271,
            "variance": 0.8357924069
          },
          {
            "average": 0.4967108956,
            "count": 45023198,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891872,
            "variance": 0.2499891873
          },
          {
            "average": 0.0003041098946,
            "count": 45023198,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01743609528,
            "variance": 0.0003040174186
          },
          {
            "average": 1.349034158,
            "count": 45023198,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5438650268,
            "variance": 0.2957891674
          },
          {
            "average": -0.3590831193,
            "count": 45023198,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.32397222,
            "variance": 128.2323469
          },
          {
            "average": 0,
            "count": 45023198,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.79688469,
            "count": 45023198,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.23917344,
            "variance": 5.013897693
          },
          {
            "average": 216085620.6,
            "count": 45023198,
            "maximum": 216088101.7,
            "minimum": 216083113.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1372.922747,
            "variance": 1884916.87
          },
          {
            "average": 0,
            "count": 45023198,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45023198,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45023198,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45023198,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45023198,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713283.3015,
          5385026.89,
          866.2804451,
          714840.3615,
          5386585.33,
          1341.200445
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713283.3014560755,
                5385026.889975339,
                866.2804451017118
              ],
              [
                713283.3014560755,
                5386585.329975339,
                866.2804451017118
              ],
              [
                714840.3614560756,
                5386585.329975339,
                1341.200445101712
              ],
              [
                714840.3614560756,
                5385026.889975339,
                1341.200445101712
              ],
              [
                713283.3014560755,
                5385026.889975339,
                866.2804451017118
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:15:01+00:00",
        "end_time": "2018-07-20T00:51:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1079749,
            48.58145293,
            866.2804451,
            -120.0860846,
            48.5959871,
            1341.200445
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10797489299122,
                  48.58198485384358,
                  866.2804451017118
                ],
                [
                  -120.1071750953593,
                  48.59598710319293,
                  866.2804451017118
                ],
                [
                  -120.08608459534281,
                  48.59545492325074,
                  1341.200445101712
                ],
                [
                  -120.0868902039575,
                  48.581452934269386,
                  1341.200445101712
                ],
                [
                  -120.10797489299122,
                  48.58198485384358,
                  866.2804451017118
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:15:01Z",
            "pc:count": 45023198,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714073.9545,
                "count": 45023198,
                "maximum": 714840.3615,
                "minimum": 713283.3015,
                "name": "X",
                "position": 0,
                "stddev": 433.5461293,
                "variance": 187962.2462
              },
              {
                "average": 5385809.077,
                "count": 45023198,
                "maximum": 5386585.33,
                "minimum": 5385026.89,
                "name": "Y",
                "position": 1,
                "stddev": 439.716904,
                "variance": 193350.9557
              },
              {
                "average": 1037.158479,
                "count": 45023198,
                "maximum": 1341.200445,
                "minimum": 866.2804451,
                "name": "Z",
                "position": 2,
                "stddev": 101.0368529,
                "variance": 10208.44564
              },
              {
                "average": 760.8089708,
                "count": 45023198,
                "maximum": 4095,
                "minimum": 49,
                "name": "Intensity",
                "position": 3,
                "stddev": 429.581265,
                "variance": 184540.0632
              },
              {
                "average": 1.343203697,
                "count": 45023198,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.657497451,
                "variance": 0.4323028981
              },
              {
                "average": 1.686305491,
                "count": 45023198,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9142168271,
                "variance": 0.8357924069
              },
              {
                "average": 0.4967108956,
                "count": 45023198,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891872,
                "variance": 0.2499891873
              },
              {
                "average": 0.0003041098946,
                "count": 45023198,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01743609528,
                "variance": 0.0003040174186
              },
              {
                "average": 1.349034158,
                "count": 45023198,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5438650268,
                "variance": 0.2957891674
              },
              {
                "average": -0.3590831193,
                "count": 45023198,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.32397222,
                "variance": 128.2323469
              },
              {
                "average": 0,
                "count": 45023198,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.79688469,
                "count": 45023198,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.23917344,
                "variance": 5.013897693
              },
              {
                "average": 216085620.6,
                "count": 45023198,
                "maximum": 216088101.7,
                "minimum": 216083113.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1372.922747,
                "variance": 1884916.87
              },
              {
                "average": 0,
                "count": 45023198,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45023198,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45023198,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45023198,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45023198,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713283.3015,
              5385026.89,
              866.2804451,
              714840.3615,
              5386585.33,
              1341.200445
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713283.3014560755,
                    5385026.889975339,
                    866.2804451017118
                  ],
                  [
                    713283.3014560755,
                    5386585.329975339,
                    866.2804451017118
                  ],
                  [
                    714840.3614560756,
                    5386585.329975339,
                    1341.200445101712
                  ],
                  [
                    714840.3614560756,
                    5385026.889975339,
                    1341.200445101712
                  ],
                  [
                    713283.3014560755,
                    5385026.889975339,
                    866.2804451017118
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:15:01+00:00",
            "end_time": "2018-07-20T00:51:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1578808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10734585823626,
              48.27161449820892,
              434.4554811295977
            ],
            [
              -120.10655485032927,
              48.28561228686377,
              434.4554811295977
            ],
            [
              -120.08559191631971,
              48.285082512896594,
              938.3354811295976
            ],
            [
              -120.08638863535394,
              48.27108498300787,
              938.3354811295976
            ],
            [
              -120.10734585823626,
              48.27161449820892,
              434.4554811295977
            ]
          ]
        ]
      },
      "bbox": [
        -120.1073459,
        48.27108498,
        434.4554811,
        -120.0855919,
        48.28561229,
        938.3354811
      ],
      "properties": {
        "datetime": "2018-07-20T02:26:13Z",
        "pc:count": 37309597,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715388.5525,
            "count": 37309597,
            "maximum": 716190.7007,
            "minimum": 714633.6007,
            "name": "X",
            "position": 0,
            "stddev": 439.3398653,
            "variance": 193019.5172
          },
          {
            "average": 5351321.076,
            "count": 37309597,
            "maximum": 5352092.777,
            "minimum": 5350534.917,
            "name": "Y",
            "position": 1,
            "stddev": 440.8973773,
            "variance": 194390.4973
          },
          {
            "average": 629.9098338,
            "count": 37309597,
            "maximum": 938.3354811,
            "minimum": 434.4554811,
            "name": "Z",
            "position": 2,
            "stddev": 132.9077248,
            "variance": 17664.46332
          },
          {
            "average": 999.0652866,
            "count": 37309597,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 453.2295858,
            "variance": 205417.0574
          },
          {
            "average": 1.12998224,
            "count": 37309597,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4141308713,
            "variance": 0.1715043786
          },
          {
            "average": 1.259883777,
            "count": 37309597,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6061893097,
            "variance": 0.3674654792
          },
          {
            "average": 0.4954393906,
            "count": 37309597,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999792071,
            "variance": 0.2499792075
          },
          {
            "average": 0.0002993599743,
            "count": 37309597,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01729943253,
            "variance": 0.000299270366
          },
          {
            "average": 1.442014048,
            "count": 37309597,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5393881128,
            "variance": 0.2909395362
          },
          {
            "average": -0.1599327043,
            "count": 37309597,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.396777456,
            "variance": 88.29942655
          },
          {
            "average": 0,
            "count": 37309597,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.48391581,
            "count": 37309597,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.22589636,
            "variance": 4.954614604
          },
          {
            "average": 216085838.8,
            "count": 37309597,
            "maximum": 216088773.7,
            "minimum": 216083770.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1426.727889,
            "variance": 2035552.471
          },
          {
            "average": 0,
            "count": 37309597,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37309597,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37309597,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37309597,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37309597,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714633.6007,
          5350534.917,
          434.4554811,
          716190.7007,
          5352092.777,
          938.3354811
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714633.6006519541,
                5350534.916839866,
                434.4554811295977
              ],
              [
                714633.6006519541,
                5352092.776839865,
                434.4554811295977
              ],
              [
                716190.7006519542,
                5352092.776839865,
                938.3354811295976
              ],
              [
                716190.7006519542,
                5350534.916839866,
                938.3354811295976
              ],
              [
                714633.6006519541,
                5350534.916839866,
                434.4554811295977
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:26:13+00:00",
        "end_time": "2018-07-20T01:02:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1578808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1578808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1578808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1578808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1073459,
            48.27108498,
            434.4554811,
            -120.0855919,
            48.28561229,
            938.3354811
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10734585823626,
                  48.27161449820892,
                  434.4554811295977
                ],
                [
                  -120.10655485032927,
                  48.28561228686377,
                  434.4554811295977
                ],
                [
                  -120.08559191631971,
                  48.285082512896594,
                  938.3354811295976
                ],
                [
                  -120.08638863535394,
                  48.27108498300787,
                  938.3354811295976
                ],
                [
                  -120.10734585823626,
                  48.27161449820892,
                  434.4554811295977
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1578808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1578808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:26:13Z",
            "pc:count": 37309597,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715388.5525,
                "count": 37309597,
                "maximum": 716190.7007,
                "minimum": 714633.6007,
                "name": "X",
                "position": 0,
                "stddev": 439.3398653,
                "variance": 193019.5172
              },
              {
                "average": 5351321.076,
                "count": 37309597,
                "maximum": 5352092.777,
                "minimum": 5350534.917,
                "name": "Y",
                "position": 1,
                "stddev": 440.8973773,
                "variance": 194390.4973
              },
              {
                "average": 629.9098338,
                "count": 37309597,
                "maximum": 938.3354811,
                "minimum": 434.4554811,
                "name": "Z",
                "position": 2,
                "stddev": 132.9077248,
                "variance": 17664.46332
              },
              {
                "average": 999.0652866,
                "count": 37309597,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 453.2295858,
                "variance": 205417.0574
              },
              {
                "average": 1.12998224,
                "count": 37309597,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4141308713,
                "variance": 0.1715043786
              },
              {
                "average": 1.259883777,
                "count": 37309597,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6061893097,
                "variance": 0.3674654792
              },
              {
                "average": 0.4954393906,
                "count": 37309597,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999792071,
                "variance": 0.2499792075
              },
              {
                "average": 0.0002993599743,
                "count": 37309597,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01729943253,
                "variance": 0.000299270366
              },
              {
                "average": 1.442014048,
                "count": 37309597,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5393881128,
                "variance": 0.2909395362
              },
              {
                "average": -0.1599327043,
                "count": 37309597,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.396777456,
                "variance": 88.29942655
              },
              {
                "average": 0,
                "count": 37309597,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.48391581,
                "count": 37309597,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.22589636,
                "variance": 4.954614604
              },
              {
                "average": 216085838.8,
                "count": 37309597,
                "maximum": 216088773.7,
                "minimum": 216083770.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1426.727889,
                "variance": 2035552.471
              },
              {
                "average": 0,
                "count": 37309597,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37309597,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37309597,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37309597,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37309597,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714633.6007,
              5350534.917,
              434.4554811,
              716190.7007,
              5352092.777,
              938.3354811
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714633.6006519541,
                    5350534.916839866,
                    434.4554811295977
                  ],
                  [
                    714633.6006519541,
                    5352092.776839865,
                    434.4554811295977
                  ],
                  [
                    716190.7006519542,
                    5352092.776839865,
                    938.3354811295976
                  ],
                  [
                    716190.7006519542,
                    5350534.916839866,
                    938.3354811295976
                  ],
                  [
                    714633.6006519541,
                    5350534.916839866,
                    434.4554811295977
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:26:13+00:00",
            "end_time": "2018-07-20T01:02:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16816397833854,
              48.339009923477725,
              647.8593104553798
            ],
            [
              -120.16738767458502,
              48.35300972916389,
              647.8593104553798
            ],
            [
              -120.14639625702729,
              48.352490510598194,
              1053.91931045538
            ],
            [
              -120.14717829471283,
              48.338490958629215,
              1053.91931045538
            ],
            [
              -120.16816397833854,
              48.339009923477725,
              647.8593104553798
            ]
          ]
        ]
      },
      "bbox": [
        -120.168164,
        48.33849096,
        647.8593105,
        -120.1463963,
        48.35300973,
        1053.91931
      ],
      "properties": {
        "datetime": "2018-07-21T00:11:37Z",
        "pc:count": 45724935,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 710580.2902,
            "count": 45724935,
            "maximum": 711401.7741,
            "minimum": 709844.6941,
            "name": "X",
            "position": 0,
            "stddev": 427.3280511,
            "variance": 182609.2632
          },
          {
            "average": 5358597.034,
            "count": 45724935,
            "maximum": 5359414.643,
            "minimum": 5357856.623,
            "name": "Y",
            "position": 1,
            "stddev": 450.3722098,
            "variance": 202835.1273
          },
          {
            "average": 815.5737069,
            "count": 45724935,
            "maximum": 1053.91931,
            "minimum": 647.8593105,
            "name": "Z",
            "position": 2,
            "stddev": 71.64973322,
            "variance": 5133.684271
          },
          {
            "average": 689.8710787,
            "count": 45724935,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 513.3890259,
            "variance": 263568.2919
          },
          {
            "average": 1.520958138,
            "count": 45724935,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7780169562,
            "variance": 0.6053103842
          },
          {
            "average": 2.041910765,
            "count": 45724935,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.011710115,
            "variance": 1.023557357
          },
          {
            "average": 0.4968179397,
            "count": 45724935,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999898799,
            "variance": 0.24998988
          },
          {
            "average": 0.0002544563486,
            "count": 45724935,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0159496585,
            "variance": 0.0002543916061
          },
          {
            "average": 1.274000893,
            "count": 45724935,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.489712321,
            "variance": 0.2398181573
          },
          {
            "average": -0.6429064795,
            "count": 45724935,
            "maximum": 16.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.84603108,
            "variance": 117.6363901
          },
          {
            "average": 0,
            "count": 45724935,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.8573546,
            "count": 45724935,
            "maximum": 182,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.23721513,
            "variance": 175.2238644
          },
          {
            "average": 216154920.5,
            "count": 45724935,
            "maximum": 216167097.9,
            "minimum": 216137090,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13763.04453,
            "variance": 189421394.9
          },
          {
            "average": 0,
            "count": 45724935,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45724935,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45724935,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45724935,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45724935,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          709844.6941,
          5357856.623,
          647.8593105,
          711401.7741,
          5359414.643,
          1053.91931
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                709844.6941245128,
                5357856.623264549,
                647.8593104553798
              ],
              [
                709844.6941245128,
                5359414.643264549,
                647.8593104553798
              ],
              [
                711401.7741245129,
                5359414.643264549,
                1053.91931045538
              ],
              [
                711401.7741245129,
                5357856.623264549,
                1053.91931045538
              ],
              [
                709844.6941245128,
                5357856.623264549,
                647.8593104553798
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:11:37+00:00",
        "end_time": "2018-07-20T15:51:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.168164,
            48.33849096,
            647.8593105,
            -120.1463963,
            48.35300973,
            1053.91931
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16816397833854,
                  48.339009923477725,
                  647.8593104553798
                ],
                [
                  -120.16738767458502,
                  48.35300972916389,
                  647.8593104553798
                ],
                [
                  -120.14639625702729,
                  48.352490510598194,
                  1053.91931045538
                ],
                [
                  -120.14717829471283,
                  48.338490958629215,
                  1053.91931045538
                ],
                [
                  -120.16816397833854,
                  48.339009923477725,
                  647.8593104553798
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:11:37Z",
            "pc:count": 45724935,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 710580.2902,
                "count": 45724935,
                "maximum": 711401.7741,
                "minimum": 709844.6941,
                "name": "X",
                "position": 0,
                "stddev": 427.3280511,
                "variance": 182609.2632
              },
              {
                "average": 5358597.034,
                "count": 45724935,
                "maximum": 5359414.643,
                "minimum": 5357856.623,
                "name": "Y",
                "position": 1,
                "stddev": 450.3722098,
                "variance": 202835.1273
              },
              {
                "average": 815.5737069,
                "count": 45724935,
                "maximum": 1053.91931,
                "minimum": 647.8593105,
                "name": "Z",
                "position": 2,
                "stddev": 71.64973322,
                "variance": 5133.684271
              },
              {
                "average": 689.8710787,
                "count": 45724935,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 513.3890259,
                "variance": 263568.2919
              },
              {
                "average": 1.520958138,
                "count": 45724935,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7780169562,
                "variance": 0.6053103842
              },
              {
                "average": 2.041910765,
                "count": 45724935,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.011710115,
                "variance": 1.023557357
              },
              {
                "average": 0.4968179397,
                "count": 45724935,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999898799,
                "variance": 0.24998988
              },
              {
                "average": 0.0002544563486,
                "count": 45724935,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0159496585,
                "variance": 0.0002543916061
              },
              {
                "average": 1.274000893,
                "count": 45724935,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.489712321,
                "variance": 0.2398181573
              },
              {
                "average": -0.6429064795,
                "count": 45724935,
                "maximum": 16.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.84603108,
                "variance": 117.6363901
              },
              {
                "average": 0,
                "count": 45724935,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.8573546,
                "count": 45724935,
                "maximum": 182,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.23721513,
                "variance": 175.2238644
              },
              {
                "average": 216154920.5,
                "count": 45724935,
                "maximum": 216167097.9,
                "minimum": 216137090,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13763.04453,
                "variance": 189421394.9
              },
              {
                "average": 0,
                "count": 45724935,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45724935,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45724935,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45724935,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45724935,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              709844.6941,
              5357856.623,
              647.8593105,
              711401.7741,
              5359414.643,
              1053.91931
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    709844.6941245128,
                    5357856.623264549,
                    647.8593104553798
                  ],
                  [
                    709844.6941245128,
                    5359414.643264549,
                    647.8593104553798
                  ],
                  [
                    711401.7741245129,
                    5359414.643264549,
                    1053.91931045538
                  ],
                  [
                    711401.7741245129,
                    5357856.623264549,
                    1053.91931045538
                  ],
                  [
                    709844.6941245128,
                    5357856.623264549,
                    647.8593104553798
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:11:37+00:00",
            "end_time": "2018-07-20T15:51:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14793708384636,
              48.33903656435976,
              645.9781910978647
            ],
            [
              -120.14715523902512,
              48.35303612424752,
              645.9781910978647
            ],
            [
              -120.12616337244866,
              48.352513193427946,
              1053.5781910978646
            ],
            [
              -120.126950951026,
              48.33851388906689,
              1053.5781910978646
            ],
            [
              -120.14793708384636,
              48.33903656435976,
              645.9781910978647
            ]
          ]
        ]
      },
      "bbox": [
        -120.1479371,
        48.33851389,
        645.9781911,
        -120.1261634,
        48.35303612,
        1053.578191
      ],
      "properties": {
        "datetime": "2018-07-20T15:57:56Z",
        "pc:count": 41084177,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712114.535,
            "count": 41084177,
            "maximum": 712900.4343,
            "minimum": 711343.2943,
            "name": "X",
            "position": 0,
            "stddev": 440.6782426,
            "variance": 194197.3135
          },
          {
            "average": 5358653.519,
            "count": 41084177,
            "maximum": 5359473.187,
            "minimum": 5357915.167,
            "name": "Y",
            "position": 1,
            "stddev": 448.5937633,
            "variance": 201236.3645
          },
          {
            "average": 792.9487752,
            "count": 41084177,
            "maximum": 1053.578191,
            "minimum": 645.9781911,
            "name": "Z",
            "position": 2,
            "stddev": 79.70971463,
            "variance": 6353.638607
          },
          {
            "average": 657.6132949,
            "count": 41084177,
            "maximum": 4095,
            "minimum": 51,
            "name": "Intensity",
            "position": 3,
            "stddev": 447.2934938,
            "variance": 200071.4696
          },
          {
            "average": 1.489071084,
            "count": 41084177,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7598530642,
            "variance": 0.5773766792
          },
          {
            "average": 1.978243132,
            "count": 41084177,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.001972651,
            "variance": 1.003949193
          },
          {
            "average": 0.4964088729,
            "count": 41084177,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871097,
            "variance": 0.2499871099
          },
          {
            "average": 0.0003045211299,
            "count": 41084177,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01744787678,
            "variance": 0.0003044284042
          },
          {
            "average": 1.303284328,
            "count": 41084177,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5080949749,
            "variance": 0.2581605035
          },
          {
            "average": -0.329732442,
            "count": 41084177,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.79480147,
            "variance": 116.5277389
          },
          {
            "average": 0,
            "count": 41084177,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 155.1665099,
            "count": 41084177,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 40.22996458,
            "variance": 1618.45005
          },
          {
            "average": 216124095.3,
            "count": 41084177,
            "maximum": 216137476.9,
            "minimum": 216089153.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20162.25377,
            "variance": 406516477.1
          },
          {
            "average": 0,
            "count": 41084177,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41084177,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41084177,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41084177,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41084177,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711343.2943,
          5357915.167,
          645.9781911,
          712900.4343,
          5359473.187,
          1053.578191
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711343.2943236734,
                5357915.167129282,
                645.9781910978647
              ],
              [
                711343.2943236734,
                5359473.187129281,
                645.9781910978647
              ],
              [
                712900.4343236733,
                5359473.187129281,
                1053.5781910978646
              ],
              [
                712900.4343236733,
                5357915.167129282,
                1053.5781910978646
              ],
              [
                711343.2943236734,
                5357915.167129282,
                645.9781910978647
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:57:56+00:00",
        "end_time": "2018-07-20T02:32:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1479371,
            48.33851389,
            645.9781911,
            -120.1261634,
            48.35303612,
            1053.578191
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14793708384636,
                  48.33903656435976,
                  645.9781910978647
                ],
                [
                  -120.14715523902512,
                  48.35303612424752,
                  645.9781910978647
                ],
                [
                  -120.12616337244866,
                  48.352513193427946,
                  1053.5781910978646
                ],
                [
                  -120.126950951026,
                  48.33851388906689,
                  1053.5781910978646
                ],
                [
                  -120.14793708384636,
                  48.33903656435976,
                  645.9781910978647
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:57:56Z",
            "pc:count": 41084177,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712114.535,
                "count": 41084177,
                "maximum": 712900.4343,
                "minimum": 711343.2943,
                "name": "X",
                "position": 0,
                "stddev": 440.6782426,
                "variance": 194197.3135
              },
              {
                "average": 5358653.519,
                "count": 41084177,
                "maximum": 5359473.187,
                "minimum": 5357915.167,
                "name": "Y",
                "position": 1,
                "stddev": 448.5937633,
                "variance": 201236.3645
              },
              {
                "average": 792.9487752,
                "count": 41084177,
                "maximum": 1053.578191,
                "minimum": 645.9781911,
                "name": "Z",
                "position": 2,
                "stddev": 79.70971463,
                "variance": 6353.638607
              },
              {
                "average": 657.6132949,
                "count": 41084177,
                "maximum": 4095,
                "minimum": 51,
                "name": "Intensity",
                "position": 3,
                "stddev": 447.2934938,
                "variance": 200071.4696
              },
              {
                "average": 1.489071084,
                "count": 41084177,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7598530642,
                "variance": 0.5773766792
              },
              {
                "average": 1.978243132,
                "count": 41084177,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.001972651,
                "variance": 1.003949193
              },
              {
                "average": 0.4964088729,
                "count": 41084177,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871097,
                "variance": 0.2499871099
              },
              {
                "average": 0.0003045211299,
                "count": 41084177,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01744787678,
                "variance": 0.0003044284042
              },
              {
                "average": 1.303284328,
                "count": 41084177,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5080949749,
                "variance": 0.2581605035
              },
              {
                "average": -0.329732442,
                "count": 41084177,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.79480147,
                "variance": 116.5277389
              },
              {
                "average": 0,
                "count": 41084177,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 155.1665099,
                "count": 41084177,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 40.22996458,
                "variance": 1618.45005
              },
              {
                "average": 216124095.3,
                "count": 41084177,
                "maximum": 216137476.9,
                "minimum": 216089153.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20162.25377,
                "variance": 406516477.1
              },
              {
                "average": 0,
                "count": 41084177,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41084177,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41084177,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41084177,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41084177,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711343.2943,
              5357915.167,
              645.9781911,
              712900.4343,
              5359473.187,
              1053.578191
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711343.2943236734,
                    5357915.167129282,
                    645.9781910978647
                  ],
                  [
                    711343.2943236734,
                    5359473.187129281,
                    645.9781910978647
                  ],
                  [
                    712900.4343236733,
                    5359473.187129281,
                    1053.5781910978646
                  ],
                  [
                    712900.4343236733,
                    5357915.167129282,
                    1053.5781910978646
                  ],
                  [
                    711343.2943236734,
                    5357915.167129282,
                    645.9781910978647
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:57:56+00:00",
            "end_time": "2018-07-20T02:32:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08738858571415,
              48.42005898853471,
              836.3037815705133
            ],
            [
              -120.08658779035036,
              48.434059221662,
              836.3037815705133
            ],
            [
              -120.06556477666999,
              48.43352460014015,
              1245.4637815705132
            ],
            [
              -120.06637133038417,
              48.41952462835356,
              1245.4637815705132
            ],
            [
              -120.08738858571415,
              48.42005898853471,
              836.3037815705133
            ]
          ]
        ]
      },
      "bbox": [
        -120.0873886,
        48.41952463,
        836.3037816,
        -120.0655648,
        48.43405922,
        1245.463782
      ],
      "properties": {
        "datetime": "2018-07-20T01:14:01Z",
        "pc:count": 35777872,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716300.3921,
            "count": 35777872,
            "maximum": 717044.1836,
            "minimum": 715487.1236,
            "name": "X",
            "position": 0,
            "stddev": 434.9919542,
            "variance": 189218.0002
          },
          {
            "average": 5367837.392,
            "count": 35777872,
            "maximum": 5368646.662,
            "minimum": 5367088.462,
            "name": "Y",
            "position": 1,
            "stddev": 432.8161399,
            "variance": 187329.8109
          },
          {
            "average": 1029.52599,
            "count": 35777872,
            "maximum": 1245.463782,
            "minimum": 836.3037816,
            "name": "Z",
            "position": 2,
            "stddev": 64.39005682,
            "variance": 4146.079418
          },
          {
            "average": 1282.243315,
            "count": 35777872,
            "maximum": 2748,
            "minimum": 64,
            "name": "Intensity",
            "position": 3,
            "stddev": 249.5458596,
            "variance": 62273.13603
          },
          {
            "average": 1.011117402,
            "count": 35777872,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1202366023,
            "variance": 0.01445684053
          },
          {
            "average": 1.022236957,
            "count": 35777872,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1792606307,
            "variance": 0.03213437371
          },
          {
            "average": 0.4965023632,
            "count": 35777872,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999877734,
            "variance": 0.2499877735
          },
          {
            "average": 0.0002545987084,
            "count": 35777872,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01595411843,
            "variance": 0.000254533895
          },
          {
            "average": 1.535176463,
            "count": 35777872,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5221191671,
            "variance": 0.2726084246
          },
          {
            "average": -0.2162226657,
            "count": 35777872,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.3476904,
            "variance": 107.0746965
          },
          {
            "average": 0,
            "count": 35777872,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.52429233,
            "count": 35777872,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.387507702,
            "variance": 5.700193029
          },
          {
            "average": 216082165.4,
            "count": 35777872,
            "maximum": 216084441.9,
            "minimum": 216079614.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1403.613181,
            "variance": 1970129.961
          },
          {
            "average": 0,
            "count": 35777872,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35777872,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35777872,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35777872,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35777872,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715487.1236,
          5367088.462,
          836.3037816,
          717044.1836,
          5368646.662,
          1245.463782
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715487.1236397265,
                5367088.462195063,
                836.3037815705133
              ],
              [
                715487.1236397265,
                5368646.662195062,
                836.3037815705133
              ],
              [
                717044.1836397266,
                5368646.662195062,
                1245.4637815705132
              ],
              [
                717044.1836397266,
                5367088.462195063,
                1245.4637815705132
              ],
              [
                715487.1236397265,
                5367088.462195063,
                836.3037815705133
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:14:01+00:00",
        "end_time": "2018-07-19T23:53:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0873886,
            48.41952463,
            836.3037816,
            -120.0655648,
            48.43405922,
            1245.463782
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08738858571415,
                  48.42005898853471,
                  836.3037815705133
                ],
                [
                  -120.08658779035036,
                  48.434059221662,
                  836.3037815705133
                ],
                [
                  -120.06556477666999,
                  48.43352460014015,
                  1245.4637815705132
                ],
                [
                  -120.06637133038417,
                  48.41952462835356,
                  1245.4637815705132
                ],
                [
                  -120.08738858571415,
                  48.42005898853471,
                  836.3037815705133
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:14:01Z",
            "pc:count": 35777872,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716300.3921,
                "count": 35777872,
                "maximum": 717044.1836,
                "minimum": 715487.1236,
                "name": "X",
                "position": 0,
                "stddev": 434.9919542,
                "variance": 189218.0002
              },
              {
                "average": 5367837.392,
                "count": 35777872,
                "maximum": 5368646.662,
                "minimum": 5367088.462,
                "name": "Y",
                "position": 1,
                "stddev": 432.8161399,
                "variance": 187329.8109
              },
              {
                "average": 1029.52599,
                "count": 35777872,
                "maximum": 1245.463782,
                "minimum": 836.3037816,
                "name": "Z",
                "position": 2,
                "stddev": 64.39005682,
                "variance": 4146.079418
              },
              {
                "average": 1282.243315,
                "count": 35777872,
                "maximum": 2748,
                "minimum": 64,
                "name": "Intensity",
                "position": 3,
                "stddev": 249.5458596,
                "variance": 62273.13603
              },
              {
                "average": 1.011117402,
                "count": 35777872,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1202366023,
                "variance": 0.01445684053
              },
              {
                "average": 1.022236957,
                "count": 35777872,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1792606307,
                "variance": 0.03213437371
              },
              {
                "average": 0.4965023632,
                "count": 35777872,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999877734,
                "variance": 0.2499877735
              },
              {
                "average": 0.0002545987084,
                "count": 35777872,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01595411843,
                "variance": 0.000254533895
              },
              {
                "average": 1.535176463,
                "count": 35777872,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5221191671,
                "variance": 0.2726084246
              },
              {
                "average": -0.2162226657,
                "count": 35777872,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.3476904,
                "variance": 107.0746965
              },
              {
                "average": 0,
                "count": 35777872,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.52429233,
                "count": 35777872,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.387507702,
                "variance": 5.700193029
              },
              {
                "average": 216082165.4,
                "count": 35777872,
                "maximum": 216084441.9,
                "minimum": 216079614.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1403.613181,
                "variance": 1970129.961
              },
              {
                "average": 0,
                "count": 35777872,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35777872,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35777872,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35777872,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35777872,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715487.1236,
              5367088.462,
              836.3037816,
              717044.1836,
              5368646.662,
              1245.463782
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715487.1236397265,
                    5367088.462195063,
                    836.3037815705133
                  ],
                  [
                    715487.1236397265,
                    5368646.662195062,
                    836.3037815705133
                  ],
                  [
                    717044.1836397266,
                    5368646.662195062,
                    1245.4637815705132
                  ],
                  [
                    717044.1836397266,
                    5367088.462195063,
                    1245.4637815705132
                  ],
                  [
                    715487.1236397265,
                    5367088.462195063,
                    836.3037815705133
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:14:01+00:00",
            "end_time": "2018-07-19T23:53:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16908091232047,
              48.74387014034002,
              871.306153899372
            ],
            [
              -120.16829344228147,
              48.75787435933863,
              871.306153899372
            ],
            [
              -120.14750510369225,
              48.757361275968194,
              1616.6861538993721
            ],
            [
              -120.1482983357262,
              48.743357308215174,
              1616.6861538993721
            ],
            [
              -120.16908091232047,
              48.74387014034002,
              871.306153899372
            ]
          ]
        ]
      },
      "bbox": [
        -120.1690809,
        48.74335731,
        871.3061539,
        -120.1475051,
        48.75787436,
        1616.686154
      ],
      "properties": {
        "datetime": "2018-07-21T00:24:35Z",
        "pc:count": 37598008,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708847.4202,
            "count": 37598008,
            "maximum": 709639.0088,
            "minimum": 708109.2488,
            "name": "X",
            "position": 0,
            "stddev": 455.3283615,
            "variance": 207323.9168
          },
          {
            "average": 5403559.667,
            "count": 37598008,
            "maximum": 5404408.785,
            "minimum": 5402850.165,
            "name": "Y",
            "position": 1,
            "stddev": 390.2847743,
            "variance": 152322.205
          },
          {
            "average": 1250.289202,
            "count": 37598008,
            "maximum": 1616.686154,
            "minimum": 871.3061539,
            "name": "Z",
            "position": 2,
            "stddev": 208.4735486,
            "variance": 43461.22046
          },
          {
            "average": 710.6123183,
            "count": 37598008,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 434.1738838,
            "variance": 188506.9614
          },
          {
            "average": 1.46176957,
            "count": 37598008,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8055911905,
            "variance": 0.6489771662
          },
          {
            "average": 1.923851498,
            "count": 37598008,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.128097776,
            "variance": 1.272604593
          },
          {
            "average": 0.4946921656,
            "count": 37598008,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999718327,
            "variance": 0.2499718335
          },
          {
            "average": 0.000310495173,
            "count": 37598008,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01761813764,
            "variance": 0.000310398774
          },
          {
            "average": 1.267360281,
            "count": 37598008,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4967425008,
            "variance": 0.2467531121
          },
          {
            "average": 0.1400096349,
            "count": 37598008,
            "maximum": 25.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.31623733,
            "variance": 204.9546513
          },
          {
            "average": 0,
            "count": 37598008,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 328.5446937,
            "count": 37598008,
            "maximum": 1611,
            "minimum": 154,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 462.0463597,
            "variance": 213486.8386
          },
          {
            "average": 216156050.8,
            "count": 37598008,
            "maximum": 216167875.3,
            "minimum": 216136411.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13473.38764,
            "variance": 181532174.4
          },
          {
            "average": 0,
            "count": 37598008,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37598008,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37598008,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37598008,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37598008,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708109.2488,
          5402850.165,
          871.3061539,
          709639.0088,
          5404408.785,
          1616.686154
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708109.2488171306,
                5402850.164669824,
                871.306153899372
              ],
              [
                708109.2488171306,
                5404408.784669823,
                871.306153899372
              ],
              [
                709639.0088171306,
                5404408.784669823,
                1616.6861538993721
              ],
              [
                709639.0088171306,
                5402850.164669824,
                1616.6861538993721
              ],
              [
                708109.2488171306,
                5402850.164669824,
                871.306153899372
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:24:35+00:00",
        "end_time": "2018-07-20T15:40:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1690809,
            48.74335731,
            871.3061539,
            -120.1475051,
            48.75787436,
            1616.686154
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16908091232047,
                  48.74387014034002,
                  871.306153899372
                ],
                [
                  -120.16829344228147,
                  48.75787435933863,
                  871.306153899372
                ],
                [
                  -120.14750510369225,
                  48.757361275968194,
                  1616.6861538993721
                ],
                [
                  -120.1482983357262,
                  48.743357308215174,
                  1616.6861538993721
                ],
                [
                  -120.16908091232047,
                  48.74387014034002,
                  871.306153899372
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:24:35Z",
            "pc:count": 37598008,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708847.4202,
                "count": 37598008,
                "maximum": 709639.0088,
                "minimum": 708109.2488,
                "name": "X",
                "position": 0,
                "stddev": 455.3283615,
                "variance": 207323.9168
              },
              {
                "average": 5403559.667,
                "count": 37598008,
                "maximum": 5404408.785,
                "minimum": 5402850.165,
                "name": "Y",
                "position": 1,
                "stddev": 390.2847743,
                "variance": 152322.205
              },
              {
                "average": 1250.289202,
                "count": 37598008,
                "maximum": 1616.686154,
                "minimum": 871.3061539,
                "name": "Z",
                "position": 2,
                "stddev": 208.4735486,
                "variance": 43461.22046
              },
              {
                "average": 710.6123183,
                "count": 37598008,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 434.1738838,
                "variance": 188506.9614
              },
              {
                "average": 1.46176957,
                "count": 37598008,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8055911905,
                "variance": 0.6489771662
              },
              {
                "average": 1.923851498,
                "count": 37598008,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.128097776,
                "variance": 1.272604593
              },
              {
                "average": 0.4946921656,
                "count": 37598008,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999718327,
                "variance": 0.2499718335
              },
              {
                "average": 0.000310495173,
                "count": 37598008,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01761813764,
                "variance": 0.000310398774
              },
              {
                "average": 1.267360281,
                "count": 37598008,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4967425008,
                "variance": 0.2467531121
              },
              {
                "average": 0.1400096349,
                "count": 37598008,
                "maximum": 25.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.31623733,
                "variance": 204.9546513
              },
              {
                "average": 0,
                "count": 37598008,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 328.5446937,
                "count": 37598008,
                "maximum": 1611,
                "minimum": 154,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 462.0463597,
                "variance": 213486.8386
              },
              {
                "average": 216156050.8,
                "count": 37598008,
                "maximum": 216167875.3,
                "minimum": 216136411.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13473.38764,
                "variance": 181532174.4
              },
              {
                "average": 0,
                "count": 37598008,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37598008,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37598008,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37598008,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37598008,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708109.2488,
              5402850.165,
              871.3061539,
              709639.0088,
              5404408.785,
              1616.686154
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708109.2488171306,
                    5402850.164669824,
                    871.306153899372
                  ],
                  [
                    708109.2488171306,
                    5404408.784669823,
                    871.306153899372
                  ],
                  [
                    709639.0088171306,
                    5404408.784669823,
                    1616.6861538993721
                  ],
                  [
                    709639.0088171306,
                    5402850.164669824,
                    1616.6861538993721
                  ],
                  [
                    708109.2488171306,
                    5402850.164669824,
                    871.306153899372
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:24:35+00:00",
            "end_time": "2018-07-20T15:40:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06701101762857,
              48.325615660174094,
              455.1266645811552
            ],
            [
              -120.06620737560122,
              48.33961443192175,
              455.1266645811552
            ],
            [
              -120.04522064218774,
              48.33907679337459,
              646.5866645811552
            ],
            [
              -120.0460300127079,
              48.32507828431101,
              646.5866645811552
            ],
            [
              -120.06701101762857,
              48.325615660174094,
              455.1266645811552
            ]
          ]
        ]
      },
      "bbox": [
        -120.067011,
        48.32507828,
        455.1266646,
        -120.0452206,
        48.33961443,
        646.5866646
      ],
      "properties": {
        "datetime": "2018-07-20T00:21:10Z",
        "pc:count": 32608132,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718156.6946,
            "count": 32608132,
            "maximum": 718953.8381,
            "minimum": 717396.5581,
            "name": "X",
            "position": 0,
            "stddev": 429.7337896,
            "variance": 184671.1299
          },
          {
            "average": 5357404.921,
            "count": 32608132,
            "maximum": 5358208.015,
            "minimum": 5356649.975,
            "name": "Y",
            "position": 1,
            "stddev": 432.1757398,
            "variance": 186775.8701
          },
          {
            "average": 490.9153776,
            "count": 32608132,
            "maximum": 646.5866646,
            "minimum": 455.1266646,
            "name": "Z",
            "position": 2,
            "stddev": 18.87261666,
            "variance": 356.1756597
          },
          {
            "average": 1280.298808,
            "count": 32608132,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 432.8875542,
            "variance": 187391.6346
          },
          {
            "average": 1.039686266,
            "count": 32608132,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2094484801,
            "variance": 0.04386866581
          },
          {
            "average": 1.079373023,
            "count": 32608132,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3005756066,
            "variance": 0.09034569527
          },
          {
            "average": 0.4953794961,
            "count": 32608132,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999786582,
            "variance": 0.2499786586
          },
          {
            "average": 0.0002711286865,
            "count": 32608132,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01646375365,
            "variance": 0.0002710551841
          },
          {
            "average": 1.57940234,
            "count": 32608132,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5009947354,
            "variance": 0.2509957249
          },
          {
            "average": 1.838902537,
            "count": 32608132,
            "maximum": 13.00199986,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.068355912,
            "variance": 65.09836713
          },
          {
            "average": 0,
            "count": 32608132,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.14411721,
            "count": 32608132,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.377856977,
            "variance": 54.43277358
          },
          {
            "average": 216077854.8,
            "count": 32608132,
            "maximum": 216081270.6,
            "minimum": 216064006.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4227.402616,
            "variance": 17870932.88
          },
          {
            "average": 0,
            "count": 32608132,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32608132,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32608132,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32608132,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32608132,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717396.5581,
          5356649.975,
          455.1266646,
          718953.8381,
          5358208.015,
          646.5866646
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717396.5580921414,
                5356649.9746552715,
                455.1266645811552
              ],
              [
                717396.5580921414,
                5358208.014655271,
                455.1266645811552
              ],
              [
                718953.8380921414,
                5358208.014655271,
                646.5866645811552
              ],
              [
                718953.8380921414,
                5356649.9746552715,
                646.5866645811552
              ],
              [
                717396.5580921414,
                5356649.9746552715,
                455.1266645811552
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:21:10+00:00",
        "end_time": "2018-07-19T19:33:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.067011,
            48.32507828,
            455.1266646,
            -120.0452206,
            48.33961443,
            646.5866646
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06701101762857,
                  48.325615660174094,
                  455.1266645811552
                ],
                [
                  -120.06620737560122,
                  48.33961443192175,
                  455.1266645811552
                ],
                [
                  -120.04522064218774,
                  48.33907679337459,
                  646.5866645811552
                ],
                [
                  -120.0460300127079,
                  48.32507828431101,
                  646.5866645811552
                ],
                [
                  -120.06701101762857,
                  48.325615660174094,
                  455.1266645811552
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:21:10Z",
            "pc:count": 32608132,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718156.6946,
                "count": 32608132,
                "maximum": 718953.8381,
                "minimum": 717396.5581,
                "name": "X",
                "position": 0,
                "stddev": 429.7337896,
                "variance": 184671.1299
              },
              {
                "average": 5357404.921,
                "count": 32608132,
                "maximum": 5358208.015,
                "minimum": 5356649.975,
                "name": "Y",
                "position": 1,
                "stddev": 432.1757398,
                "variance": 186775.8701
              },
              {
                "average": 490.9153776,
                "count": 32608132,
                "maximum": 646.5866646,
                "minimum": 455.1266646,
                "name": "Z",
                "position": 2,
                "stddev": 18.87261666,
                "variance": 356.1756597
              },
              {
                "average": 1280.298808,
                "count": 32608132,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 432.8875542,
                "variance": 187391.6346
              },
              {
                "average": 1.039686266,
                "count": 32608132,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2094484801,
                "variance": 0.04386866581
              },
              {
                "average": 1.079373023,
                "count": 32608132,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3005756066,
                "variance": 0.09034569527
              },
              {
                "average": 0.4953794961,
                "count": 32608132,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999786582,
                "variance": 0.2499786586
              },
              {
                "average": 0.0002711286865,
                "count": 32608132,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01646375365,
                "variance": 0.0002710551841
              },
              {
                "average": 1.57940234,
                "count": 32608132,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5009947354,
                "variance": 0.2509957249
              },
              {
                "average": 1.838902537,
                "count": 32608132,
                "maximum": 13.00199986,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.068355912,
                "variance": 65.09836713
              },
              {
                "average": 0,
                "count": 32608132,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.14411721,
                "count": 32608132,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.377856977,
                "variance": 54.43277358
              },
              {
                "average": 216077854.8,
                "count": 32608132,
                "maximum": 216081270.6,
                "minimum": 216064006.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4227.402616,
                "variance": 17870932.88
              },
              {
                "average": 0,
                "count": 32608132,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32608132,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32608132,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32608132,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32608132,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717396.5581,
              5356649.975,
              455.1266646,
              718953.8381,
              5358208.015,
              646.5866646
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717396.5580921414,
                    5356649.9746552715,
                    455.1266645811552
                  ],
                  [
                    717396.5580921414,
                    5358208.014655271,
                    455.1266645811552
                  ],
                  [
                    718953.8380921414,
                    5358208.014655271,
                    646.5866645811552
                  ],
                  [
                    718953.8380921414,
                    5356649.9746552715,
                    646.5866645811552
                  ],
                  [
                    717396.5580921414,
                    5356649.9746552715,
                    455.1266645811552
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:21:10+00:00",
            "end_time": "2018-07-19T19:33:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10753659958742,
              48.36606750229965,
              536.9173621846353
            ],
            [
              -120.10674295681942,
              48.38006614066776,
              536.9173621846353
            ],
            [
              -120.08574018856297,
              48.3795356011058,
              817.2773621846354
            ],
            [
              -120.08653957274606,
              48.36553722199445,
              817.2773621846354
            ],
            [
              -120.10753659958742,
              48.36606750229965,
              536.9173621846353
            ]
          ]
        ]
      },
      "bbox": [
        -120.1075366,
        48.36553722,
        536.9173622,
        -120.0857402,
        48.38006614,
        817.2773622
      ],
      "properties": {
        "datetime": "2018-07-20T02:23:03Z",
        "pc:count": 33448008,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715003.3643,
            "count": 33448008,
            "maximum": 715780.5127,
            "minimum": 714223.3327,
            "name": "X",
            "position": 0,
            "stddev": 441.8654749,
            "variance": 195245.0979
          },
          {
            "average": 5361814.634,
            "count": 33448008,
            "maximum": 5362589.47,
            "minimum": 5361031.49,
            "name": "Y",
            "position": 1,
            "stddev": 435.2535473,
            "variance": 189445.6504
          },
          {
            "average": 617.5220816,
            "count": 33448008,
            "maximum": 817.2773622,
            "minimum": 536.9173622,
            "name": "Z",
            "position": 2,
            "stddev": 40.01634832,
            "variance": 1601.308133
          },
          {
            "average": 1382.843911,
            "count": 33448008,
            "maximum": 4095,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 354.9573865,
            "variance": 125994.7462
          },
          {
            "average": 1.009004991,
            "count": 33448008,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1017070035,
            "variance": 0.01034431456
          },
          {
            "average": 1.018001102,
            "count": 33448008,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1480902067,
            "variance": 0.02193070931
          },
          {
            "average": 0.4963675565,
            "count": 33448008,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868127,
            "variance": 0.2499868128
          },
          {
            "average": 0.0002827971101,
            "count": 33448008,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01681419473,
            "variance": 0.0002827171443
          },
          {
            "average": 1.64029825,
            "count": 33448008,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4974932705,
            "variance": 0.2474995542
          },
          {
            "average": -0.3015779129,
            "count": 33448008,
            "maximum": 13.99800014,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.334630204,
            "variance": 87.13532104
          },
          {
            "average": 0,
            "count": 33448008,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.36414907,
            "count": 33448008,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.238932292,
            "variance": 5.012817808
          },
          {
            "average": 216085737,
            "count": 33448008,
            "maximum": 216088583.1,
            "minimum": 216083579.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1384.821,
            "variance": 1917729.201
          },
          {
            "average": 0,
            "count": 33448008,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33448008,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33448008,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33448008,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33448008,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714223.3327,
          5361031.49,
          536.9173622,
          715780.5127,
          5362589.47,
          817.2773622
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714223.3327076723,
                5361031.489730912,
                536.9173621846353
              ],
              [
                714223.3327076723,
                5362589.469730913,
                536.9173621846353
              ],
              [
                715780.5127076722,
                5362589.469730913,
                817.2773621846354
              ],
              [
                715780.5127076722,
                5361031.489730912,
                817.2773621846354
              ],
              [
                714223.3327076723,
                5361031.489730912,
                536.9173621846353
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:23:03+00:00",
        "end_time": "2018-07-20T00:59:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1075366,
            48.36553722,
            536.9173622,
            -120.0857402,
            48.38006614,
            817.2773622
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10753659958742,
                  48.36606750229965,
                  536.9173621846353
                ],
                [
                  -120.10674295681942,
                  48.38006614066776,
                  536.9173621846353
                ],
                [
                  -120.08574018856297,
                  48.3795356011058,
                  817.2773621846354
                ],
                [
                  -120.08653957274606,
                  48.36553722199445,
                  817.2773621846354
                ],
                [
                  -120.10753659958742,
                  48.36606750229965,
                  536.9173621846353
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:23:03Z",
            "pc:count": 33448008,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715003.3643,
                "count": 33448008,
                "maximum": 715780.5127,
                "minimum": 714223.3327,
                "name": "X",
                "position": 0,
                "stddev": 441.8654749,
                "variance": 195245.0979
              },
              {
                "average": 5361814.634,
                "count": 33448008,
                "maximum": 5362589.47,
                "minimum": 5361031.49,
                "name": "Y",
                "position": 1,
                "stddev": 435.2535473,
                "variance": 189445.6504
              },
              {
                "average": 617.5220816,
                "count": 33448008,
                "maximum": 817.2773622,
                "minimum": 536.9173622,
                "name": "Z",
                "position": 2,
                "stddev": 40.01634832,
                "variance": 1601.308133
              },
              {
                "average": 1382.843911,
                "count": 33448008,
                "maximum": 4095,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 354.9573865,
                "variance": 125994.7462
              },
              {
                "average": 1.009004991,
                "count": 33448008,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1017070035,
                "variance": 0.01034431456
              },
              {
                "average": 1.018001102,
                "count": 33448008,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1480902067,
                "variance": 0.02193070931
              },
              {
                "average": 0.4963675565,
                "count": 33448008,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868127,
                "variance": 0.2499868128
              },
              {
                "average": 0.0002827971101,
                "count": 33448008,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01681419473,
                "variance": 0.0002827171443
              },
              {
                "average": 1.64029825,
                "count": 33448008,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4974932705,
                "variance": 0.2474995542
              },
              {
                "average": -0.3015779129,
                "count": 33448008,
                "maximum": 13.99800014,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.334630204,
                "variance": 87.13532104
              },
              {
                "average": 0,
                "count": 33448008,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.36414907,
                "count": 33448008,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.238932292,
                "variance": 5.012817808
              },
              {
                "average": 216085737,
                "count": 33448008,
                "maximum": 216088583.1,
                "minimum": 216083579.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1384.821,
                "variance": 1917729.201
              },
              {
                "average": 0,
                "count": 33448008,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33448008,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33448008,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33448008,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33448008,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714223.3327,
              5361031.49,
              536.9173622,
              715780.5127,
              5362589.47,
              817.2773622
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714223.3327076723,
                    5361031.489730912,
                    536.9173621846353
                  ],
                  [
                    714223.3327076723,
                    5362589.469730913,
                    536.9173621846353
                  ],
                  [
                    715780.5127076722,
                    5362589.469730913,
                    817.2773621846354
                  ],
                  [
                    715780.5127076722,
                    5361031.489730912,
                    817.2773621846354
                  ],
                  [
                    714223.3327076723,
                    5361031.489730912,
                    536.9173621846353
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:23:03+00:00",
            "end_time": "2018-07-20T00:59:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10791809605064,
              48.5549929183717,
              1135.3058951688274
            ],
            [
              -120.10711896888948,
              48.56899649081975,
              1135.3058951688274
            ],
            [
              -120.08604186200378,
              48.568464575094815,
              1572.7858951688274
            ],
            [
              -120.08684679147605,
              48.554461262878945,
              1572.7858951688274
            ],
            [
              -120.10791809605064,
              48.5549929183717,
              1135.3058951688274
            ]
          ]
        ]
      },
      "bbox": [
        -120.1079181,
        48.55446126,
        1135.305895,
        -120.0860419,
        48.56899649,
        1572.785895
      ],
      "properties": {
        "datetime": "2018-07-20T02:16:04Z",
        "pc:count": 43077940,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714157.3362,
            "count": 43077940,
            "maximum": 714958.0151,
            "minimum": 713401.1151,
            "name": "X",
            "position": 0,
            "stddev": 435.3828914,
            "variance": 189558.2622
          },
          {
            "average": 5382786.207,
            "count": 43077940,
            "maximum": 5383585.762,
            "minimum": 5382027.182,
            "name": "Y",
            "position": 1,
            "stddev": 444.0714576,
            "variance": 197199.4595
          },
          {
            "average": 1370.306595,
            "count": 43077940,
            "maximum": 1572.785895,
            "minimum": 1135.305895,
            "name": "Z",
            "position": 2,
            "stddev": 83.42479051,
            "variance": 6959.695672
          },
          {
            "average": 837.1646121,
            "count": 43077940,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 405.5662239,
            "variance": 164483.962
          },
          {
            "average": 1.24820256,
            "count": 43077940,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5655451673,
            "variance": 0.3198413363
          },
          {
            "average": 1.496325196,
            "count": 43077940,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8059765452,
            "variance": 0.6495981915
          },
          {
            "average": 0.496594034,
            "count": 43077940,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999884051,
            "variance": 0.2499884052
          },
          {
            "average": 0.0002926555912,
            "count": 43077940,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01710467628,
            "variance": 0.0002925699507
          },
          {
            "average": 1.379502293,
            "count": 43077940,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5510002736,
            "variance": 0.3036013015
          },
          {
            "average": -0.1641768697,
            "count": 43077940,
            "maximum": 22.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.8765048,
            "variance": 192.5573856
          },
          {
            "average": 0,
            "count": 43077940,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.94367061,
            "count": 43077940,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.260219947,
            "variance": 5.108594209
          },
          {
            "average": 216085743,
            "count": 43077940,
            "maximum": 216088164.4,
            "minimum": 216083171.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1410.796681,
            "variance": 1990347.276
          },
          {
            "average": 0,
            "count": 43077940,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43077940,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43077940,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43077940,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43077940,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713401.1151,
          5382027.182,
          1135.305895,
          714958.0151,
          5383585.762,
          1572.785895
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713401.115095223,
                5382027.181599663,
                1135.3058951688274
              ],
              [
                713401.115095223,
                5383585.761599663,
                1135.3058951688274
              ],
              [
                714958.0150952229,
                5383585.761599663,
                1572.7858951688274
              ],
              [
                714958.0150952229,
                5382027.181599663,
                1572.7858951688274
              ],
              [
                713401.115095223,
                5382027.181599663,
                1135.3058951688274
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:16:04+00:00",
        "end_time": "2018-07-20T00:52:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1079181,
            48.55446126,
            1135.305895,
            -120.0860419,
            48.56899649,
            1572.785895
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10791809605064,
                  48.5549929183717,
                  1135.3058951688274
                ],
                [
                  -120.10711896888948,
                  48.56899649081975,
                  1135.3058951688274
                ],
                [
                  -120.08604186200378,
                  48.568464575094815,
                  1572.7858951688274
                ],
                [
                  -120.08684679147605,
                  48.554461262878945,
                  1572.7858951688274
                ],
                [
                  -120.10791809605064,
                  48.5549929183717,
                  1135.3058951688274
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:16:04Z",
            "pc:count": 43077940,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714157.3362,
                "count": 43077940,
                "maximum": 714958.0151,
                "minimum": 713401.1151,
                "name": "X",
                "position": 0,
                "stddev": 435.3828914,
                "variance": 189558.2622
              },
              {
                "average": 5382786.207,
                "count": 43077940,
                "maximum": 5383585.762,
                "minimum": 5382027.182,
                "name": "Y",
                "position": 1,
                "stddev": 444.0714576,
                "variance": 197199.4595
              },
              {
                "average": 1370.306595,
                "count": 43077940,
                "maximum": 1572.785895,
                "minimum": 1135.305895,
                "name": "Z",
                "position": 2,
                "stddev": 83.42479051,
                "variance": 6959.695672
              },
              {
                "average": 837.1646121,
                "count": 43077940,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 405.5662239,
                "variance": 164483.962
              },
              {
                "average": 1.24820256,
                "count": 43077940,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5655451673,
                "variance": 0.3198413363
              },
              {
                "average": 1.496325196,
                "count": 43077940,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8059765452,
                "variance": 0.6495981915
              },
              {
                "average": 0.496594034,
                "count": 43077940,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999884051,
                "variance": 0.2499884052
              },
              {
                "average": 0.0002926555912,
                "count": 43077940,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01710467628,
                "variance": 0.0002925699507
              },
              {
                "average": 1.379502293,
                "count": 43077940,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5510002736,
                "variance": 0.3036013015
              },
              {
                "average": -0.1641768697,
                "count": 43077940,
                "maximum": 22.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.8765048,
                "variance": 192.5573856
              },
              {
                "average": 0,
                "count": 43077940,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.94367061,
                "count": 43077940,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.260219947,
                "variance": 5.108594209
              },
              {
                "average": 216085743,
                "count": 43077940,
                "maximum": 216088164.4,
                "minimum": 216083171.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1410.796681,
                "variance": 1990347.276
              },
              {
                "average": 0,
                "count": 43077940,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43077940,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43077940,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43077940,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43077940,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713401.1151,
              5382027.182,
              1135.305895,
              714958.0151,
              5383585.762,
              1572.785895
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713401.115095223,
                    5382027.181599663,
                    1135.3058951688274
                  ],
                  [
                    713401.115095223,
                    5383585.761599663,
                    1135.3058951688274
                  ],
                  [
                    714958.0150952229,
                    5383585.761599663,
                    1572.7858951688274
                  ],
                  [
                    714958.0150952229,
                    5382027.181599663,
                    1572.7858951688274
                  ],
                  [
                    713401.115095223,
                    5382027.181599663,
                    1135.3058951688274
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:16:04+00:00",
            "end_time": "2018-07-20T00:52:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14816157270197,
              48.42000004321717,
              505.3942853861583
            ],
            [
              -120.14737751428996,
              48.434000306507116,
              505.3942853861583
            ],
            [
              -120.12635339373506,
              48.433476791024994,
              719.0342853861583
            ],
            [
              -120.12714321142307,
              48.41947678364727,
              719.0342853861583
            ],
            [
              -120.14816157270197,
              48.42000004321717,
              505.3942853861583
            ]
          ]
        ]
      },
      "bbox": [
        -120.1481616,
        48.41947678,
        505.3942854,
        -120.1263534,
        48.43400031,
        719.0342854
      ],
      "properties": {
        "datetime": "2018-07-20T16:00:26Z",
        "pc:count": 28960309,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711784.4478,
            "count": 28960309,
            "maximum": 712548.6341,
            "minimum": 710991.5741,
            "name": "X",
            "position": 0,
            "stddev": 445.4728623,
            "variance": 198446.071
          },
          {
            "average": 5367696.666,
            "count": 28960309,
            "maximum": 5368470.715,
            "minimum": 5366912.595,
            "name": "Y",
            "position": 1,
            "stddev": 435.0220646,
            "variance": 189244.1967
          },
          {
            "average": 578.3229927,
            "count": 28960309,
            "maximum": 719.0342854,
            "minimum": 505.3942854,
            "name": "Z",
            "position": 2,
            "stddev": 57.56572503,
            "variance": 3313.812698
          },
          {
            "average": 1179.362726,
            "count": 28960309,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 430.786389,
            "variance": 185576.9129
          },
          {
            "average": 1.063308717,
            "count": 28960309,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2821221592,
            "variance": 0.0795929127
          },
          {
            "average": 1.126601101,
            "count": 28960309,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4140502443,
            "variance": 0.1714376048
          },
          {
            "average": 0.4958689495,
            "count": 28960309,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999829428,
            "variance": 0.2499829431
          },
          {
            "average": 0.0003034843309,
            "count": 28960309,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0174181583,
            "variance": 0.0003033922387
          },
          {
            "average": 1.589651098,
            "count": 28960309,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5028779779,
            "variance": 0.2528862607
          },
          {
            "average": -0.8275711166,
            "count": 28960309,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.10652303,
            "variance": 102.1418077
          },
          {
            "average": 0,
            "count": 28960309,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 232.0641879,
            "count": 28960309,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 339.6899532,
            "variance": 115389.2643
          },
          {
            "average": 216122213.7,
            "count": 28960309,
            "maximum": 216137626,
            "minimum": 216089302.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21060.50413,
            "variance": 443544834.2
          },
          {
            "average": 0,
            "count": 28960309,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28960309,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28960309,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28960309,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28960309,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710991.5741,
          5366912.595,
          505.3942854,
          712548.6341,
          5368470.715,
          719.0342854
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710991.5741335244,
                5366912.594788494,
                505.3942853861583
              ],
              [
                710991.5741335244,
                5368470.714788493,
                505.3942853861583
              ],
              [
                712548.6341335245,
                5368470.714788493,
                719.0342853861583
              ],
              [
                712548.6341335245,
                5366912.594788494,
                719.0342853861583
              ],
              [
                710991.5741335244,
                5366912.594788494,
                505.3942853861583
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:00:26+00:00",
        "end_time": "2018-07-20T02:35:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1481616,
            48.41947678,
            505.3942854,
            -120.1263534,
            48.43400031,
            719.0342854
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14816157270197,
                  48.42000004321717,
                  505.3942853861583
                ],
                [
                  -120.14737751428996,
                  48.434000306507116,
                  505.3942853861583
                ],
                [
                  -120.12635339373506,
                  48.433476791024994,
                  719.0342853861583
                ],
                [
                  -120.12714321142307,
                  48.41947678364727,
                  719.0342853861583
                ],
                [
                  -120.14816157270197,
                  48.42000004321717,
                  505.3942853861583
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:00:26Z",
            "pc:count": 28960309,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711784.4478,
                "count": 28960309,
                "maximum": 712548.6341,
                "minimum": 710991.5741,
                "name": "X",
                "position": 0,
                "stddev": 445.4728623,
                "variance": 198446.071
              },
              {
                "average": 5367696.666,
                "count": 28960309,
                "maximum": 5368470.715,
                "minimum": 5366912.595,
                "name": "Y",
                "position": 1,
                "stddev": 435.0220646,
                "variance": 189244.1967
              },
              {
                "average": 578.3229927,
                "count": 28960309,
                "maximum": 719.0342854,
                "minimum": 505.3942854,
                "name": "Z",
                "position": 2,
                "stddev": 57.56572503,
                "variance": 3313.812698
              },
              {
                "average": 1179.362726,
                "count": 28960309,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 430.786389,
                "variance": 185576.9129
              },
              {
                "average": 1.063308717,
                "count": 28960309,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2821221592,
                "variance": 0.0795929127
              },
              {
                "average": 1.126601101,
                "count": 28960309,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4140502443,
                "variance": 0.1714376048
              },
              {
                "average": 0.4958689495,
                "count": 28960309,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999829428,
                "variance": 0.2499829431
              },
              {
                "average": 0.0003034843309,
                "count": 28960309,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0174181583,
                "variance": 0.0003033922387
              },
              {
                "average": 1.589651098,
                "count": 28960309,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5028779779,
                "variance": 0.2528862607
              },
              {
                "average": -0.8275711166,
                "count": 28960309,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.10652303,
                "variance": 102.1418077
              },
              {
                "average": 0,
                "count": 28960309,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 232.0641879,
                "count": 28960309,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 339.6899532,
                "variance": 115389.2643
              },
              {
                "average": 216122213.7,
                "count": 28960309,
                "maximum": 216137626,
                "minimum": 216089302.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21060.50413,
                "variance": 443544834.2
              },
              {
                "average": 0,
                "count": 28960309,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28960309,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28960309,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28960309,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28960309,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710991.5741,
              5366912.595,
              505.3942854,
              712548.6341,
              5368470.715,
              719.0342854
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710991.5741335244,
                    5366912.594788494,
                    505.3942853861583
                  ],
                  [
                    710991.5741335244,
                    5368470.714788493,
                    505.3942853861583
                  ],
                  [
                    712548.6341335245,
                    5368470.714788493,
                    719.0342853861583
                  ],
                  [
                    712548.6341335245,
                    5366912.594788494,
                    719.0342853861583
                  ],
                  [
                    710991.5741335244,
                    5366912.594788494,
                    505.3942853861583
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:00:26+00:00",
            "end_time": "2018-07-20T02:35:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14785407748367,
              48.31219347976005,
              981.0121636978641
            ],
            [
              -120.14708111130612,
              48.32604682016521,
              981.0121636978641
            ],
            [
              -120.1261000543004,
              48.325524086750264,
              1422.8321636978642
            ],
            [
              -120.12687868605425,
              48.31167099908002,
              1422.8321636978642
            ],
            [
              -120.14785407748367,
              48.31219347976005,
              981.0121636978641
            ]
          ]
        ]
      },
      "bbox": [
        -120.1478541,
        48.311671,
        981.0121637,
        -120.1261001,
        48.32604682,
        1422.832164
      ],
      "properties": {
        "datetime": "2018-07-20T15:57:11Z",
        "pc:count": 44454377,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712251.6776,
            "count": 44454377,
            "maximum": 713017.6195,
            "minimum": 711460.4595,
            "name": "X",
            "position": 0,
            "stddev": 443.5978032,
            "variance": 196779.011
          },
          {
            "average": 5355800.999,
            "count": 44454377,
            "maximum": 5356473.895,
            "minimum": 5354932.155,
            "name": "Y",
            "position": 1,
            "stddev": 399.5353241,
            "variance": 159628.4752
          },
          {
            "average": 1232.247153,
            "count": 44454377,
            "maximum": 1422.832164,
            "minimum": 981.0121637,
            "name": "Z",
            "position": 2,
            "stddev": 102.1968233,
            "variance": 10444.19068
          },
          {
            "average": 669.0035251,
            "count": 44454377,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 503.1732236,
            "variance": 253183.293
          },
          {
            "average": 1.639788226,
            "count": 44454377,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8811730173,
            "variance": 0.7764658864
          },
          {
            "average": 2.279255651,
            "count": 44454377,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.131405973,
            "variance": 1.280079477
          },
          {
            "average": 0.4966720375,
            "count": 44454377,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999889302,
            "variance": 0.2499889303
          },
          {
            "average": 0.0003248948917,
            "count": 44454377,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01802191284,
            "variance": 0.0003247893423
          },
          {
            "average": 1.22965968,
            "count": 44454377,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4706366039,
            "variance": 0.221498813
          },
          {
            "average": -0.2659871342,
            "count": 44454377,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.53925798,
            "variance": 183.3115065
          },
          {
            "average": 0,
            "count": 44454377,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 153.1815798,
            "count": 44454377,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 41.17623943,
            "variance": 1695.482694
          },
          {
            "average": 216123094.6,
            "count": 44454377,
            "maximum": 216137431.9,
            "minimum": 216089099.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20627.37791,
            "variance": 425488719.3
          },
          {
            "average": 0,
            "count": 44454377,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44454377,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44454377,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44454377,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44454377,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711460.4595,
          5354932.155,
          981.0121637,
          713017.6195,
          5356473.895,
          1422.832164
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711460.4594886276,
                5354932.154568344,
                981.0121636978641
              ],
              [
                711460.4594886276,
                5356473.894568345,
                981.0121636978641
              ],
              [
                713017.6194886275,
                5356473.894568345,
                1422.8321636978642
              ],
              [
                713017.6194886275,
                5354932.154568344,
                1422.8321636978642
              ],
              [
                711460.4594886276,
                5354932.154568344,
                981.0121636978641
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:57:11+00:00",
        "end_time": "2018-07-20T02:31:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1478541,
            48.311671,
            981.0121637,
            -120.1261001,
            48.32604682,
            1422.832164
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14785407748367,
                  48.31219347976005,
                  981.0121636978641
                ],
                [
                  -120.14708111130612,
                  48.32604682016521,
                  981.0121636978641
                ],
                [
                  -120.1261000543004,
                  48.325524086750264,
                  1422.8321636978642
                ],
                [
                  -120.12687868605425,
                  48.31167099908002,
                  1422.8321636978642
                ],
                [
                  -120.14785407748367,
                  48.31219347976005,
                  981.0121636978641
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:57:11Z",
            "pc:count": 44454377,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712251.6776,
                "count": 44454377,
                "maximum": 713017.6195,
                "minimum": 711460.4595,
                "name": "X",
                "position": 0,
                "stddev": 443.5978032,
                "variance": 196779.011
              },
              {
                "average": 5355800.999,
                "count": 44454377,
                "maximum": 5356473.895,
                "minimum": 5354932.155,
                "name": "Y",
                "position": 1,
                "stddev": 399.5353241,
                "variance": 159628.4752
              },
              {
                "average": 1232.247153,
                "count": 44454377,
                "maximum": 1422.832164,
                "minimum": 981.0121637,
                "name": "Z",
                "position": 2,
                "stddev": 102.1968233,
                "variance": 10444.19068
              },
              {
                "average": 669.0035251,
                "count": 44454377,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 503.1732236,
                "variance": 253183.293
              },
              {
                "average": 1.639788226,
                "count": 44454377,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8811730173,
                "variance": 0.7764658864
              },
              {
                "average": 2.279255651,
                "count": 44454377,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.131405973,
                "variance": 1.280079477
              },
              {
                "average": 0.4966720375,
                "count": 44454377,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999889302,
                "variance": 0.2499889303
              },
              {
                "average": 0.0003248948917,
                "count": 44454377,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01802191284,
                "variance": 0.0003247893423
              },
              {
                "average": 1.22965968,
                "count": 44454377,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4706366039,
                "variance": 0.221498813
              },
              {
                "average": -0.2659871342,
                "count": 44454377,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.53925798,
                "variance": 183.3115065
              },
              {
                "average": 0,
                "count": 44454377,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 153.1815798,
                "count": 44454377,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 41.17623943,
                "variance": 1695.482694
              },
              {
                "average": 216123094.6,
                "count": 44454377,
                "maximum": 216137431.9,
                "minimum": 216089099.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20627.37791,
                "variance": 425488719.3
              },
              {
                "average": 0,
                "count": 44454377,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44454377,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44454377,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44454377,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44454377,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711460.4595,
              5354932.155,
              981.0121637,
              713017.6195,
              5356473.895,
              1422.832164
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711460.4594886276,
                    5354932.154568344,
                    981.0121636978641
                  ],
                  [
                    711460.4594886276,
                    5356473.894568345,
                    981.0121636978641
                  ],
                  [
                    713017.6194886275,
                    5356473.894568345,
                    1422.8321636978642
                  ],
                  [
                    713017.6194886275,
                    5354932.154568344,
                    1422.8321636978642
                  ],
                  [
                    711460.4594886276,
                    5354932.154568344,
                    981.0121636978641
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:57:11+00:00",
            "end_time": "2018-07-20T02:31:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08732140504624,
              48.379577052103485,
              590.720337203516
            ],
            [
              -120.08652177969074,
              48.393576484831655,
              590.720337203516
            ],
            [
              -120.06551463990544,
              48.393042163445195,
              1057.900337203516
            ],
            [
              -120.0663200107255,
              48.379042991851406,
              1057.900337203516
            ],
            [
              -120.08732140504624,
              48.379577052103485,
              590.720337203516
            ]
          ]
        ]
      },
      "bbox": [
        -120.0873214,
        48.37904299,
        590.7203372,
        -120.0655146,
        48.39357648,
        1057.900337
      ],
      "properties": {
        "datetime": "2018-07-20T01:12:41Z",
        "pc:count": 33531592,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716462.9444,
            "count": 33531592,
            "maximum": 717220.3913,
            "minimum": 715663.2713,
            "name": "X",
            "position": 0,
            "stddev": 429.5337746,
            "variance": 184499.2635
          },
          {
            "average": 5363369.458,
            "count": 33531592,
            "maximum": 5364147.723,
            "minimum": 5362589.623,
            "name": "Y",
            "position": 1,
            "stddev": 428.757138,
            "variance": 183832.6834
          },
          {
            "average": 853.8222238,
            "count": 33531592,
            "maximum": 1057.900337,
            "minimum": 590.7203372,
            "name": "Z",
            "position": 2,
            "stddev": 63.63160546,
            "variance": 4048.981213
          },
          {
            "average": 1324.14984,
            "count": 33531592,
            "maximum": 4095,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 226.0380886,
            "variance": 51093.21748
          },
          {
            "average": 1.001986843,
            "count": 33531592,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.04830065425,
            "variance": 0.002332953201
          },
          {
            "average": 1.003973656,
            "count": 33531592,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.07076750439,
            "variance": 0.005008039678
          },
          {
            "average": 0.4959515194,
            "count": 33531592,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983617,
            "variance": 0.2499836173
          },
          {
            "average": 0.0002539098054,
            "count": 33531592,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01593252468,
            "variance": 0.0002538453428
          },
          {
            "average": 1.652699192,
            "count": 33531592,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4983324809,
            "variance": 0.2483352615
          },
          {
            "average": -0.1619627605,
            "count": 33531592,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.531374852,
            "variance": 90.84710656
          },
          {
            "average": 0,
            "count": 33531592,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.51981525,
            "count": 33531592,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.43957109,
            "variance": 5.951507103
          },
          {
            "average": 216082160,
            "count": 33531592,
            "maximum": 216084361.6,
            "minimum": 216079536,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1448.984074,
            "variance": 2099554.846
          },
          {
            "average": 0,
            "count": 33531592,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33531592,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33531592,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33531592,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33531592,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715663.2713,
          5362589.623,
          590.7203372,
          717220.3913,
          5364147.723,
          1057.900337
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715663.2713146069,
                5362589.6225319365,
                590.720337203516
              ],
              [
                715663.2713146069,
                5364147.722531936,
                590.720337203516
              ],
              [
                717220.391314607,
                5364147.722531936,
                1057.900337203516
              ],
              [
                717220.391314607,
                5362589.6225319365,
                1057.900337203516
              ],
              [
                715663.2713146069,
                5362589.6225319365,
                590.720337203516
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:12:41+00:00",
        "end_time": "2018-07-19T23:52:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0873214,
            48.37904299,
            590.7203372,
            -120.0655146,
            48.39357648,
            1057.900337
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08732140504624,
                  48.379577052103485,
                  590.720337203516
                ],
                [
                  -120.08652177969074,
                  48.393576484831655,
                  590.720337203516
                ],
                [
                  -120.06551463990544,
                  48.393042163445195,
                  1057.900337203516
                ],
                [
                  -120.0663200107255,
                  48.379042991851406,
                  1057.900337203516
                ],
                [
                  -120.08732140504624,
                  48.379577052103485,
                  590.720337203516
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:12:41Z",
            "pc:count": 33531592,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716462.9444,
                "count": 33531592,
                "maximum": 717220.3913,
                "minimum": 715663.2713,
                "name": "X",
                "position": 0,
                "stddev": 429.5337746,
                "variance": 184499.2635
              },
              {
                "average": 5363369.458,
                "count": 33531592,
                "maximum": 5364147.723,
                "minimum": 5362589.623,
                "name": "Y",
                "position": 1,
                "stddev": 428.757138,
                "variance": 183832.6834
              },
              {
                "average": 853.8222238,
                "count": 33531592,
                "maximum": 1057.900337,
                "minimum": 590.7203372,
                "name": "Z",
                "position": 2,
                "stddev": 63.63160546,
                "variance": 4048.981213
              },
              {
                "average": 1324.14984,
                "count": 33531592,
                "maximum": 4095,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 226.0380886,
                "variance": 51093.21748
              },
              {
                "average": 1.001986843,
                "count": 33531592,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.04830065425,
                "variance": 0.002332953201
              },
              {
                "average": 1.003973656,
                "count": 33531592,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.07076750439,
                "variance": 0.005008039678
              },
              {
                "average": 0.4959515194,
                "count": 33531592,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983617,
                "variance": 0.2499836173
              },
              {
                "average": 0.0002539098054,
                "count": 33531592,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01593252468,
                "variance": 0.0002538453428
              },
              {
                "average": 1.652699192,
                "count": 33531592,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4983324809,
                "variance": 0.2483352615
              },
              {
                "average": -0.1619627605,
                "count": 33531592,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.531374852,
                "variance": 90.84710656
              },
              {
                "average": 0,
                "count": 33531592,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.51981525,
                "count": 33531592,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.43957109,
                "variance": 5.951507103
              },
              {
                "average": 216082160,
                "count": 33531592,
                "maximum": 216084361.6,
                "minimum": 216079536,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1448.984074,
                "variance": 2099554.846
              },
              {
                "average": 0,
                "count": 33531592,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33531592,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33531592,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33531592,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33531592,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715663.2713,
              5362589.623,
              590.7203372,
              717220.3913,
              5364147.723,
              1057.900337
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715663.2713146069,
                    5362589.6225319365,
                    590.720337203516
                  ],
                  [
                    715663.2713146069,
                    5364147.722531936,
                    590.720337203516
                  ],
                  [
                    717220.391314607,
                    5364147.722531936,
                    1057.900337203516
                  ],
                  [
                    717220.391314607,
                    5362589.6225319365,
                    1057.900337203516
                  ],
                  [
                    715663.2713146069,
                    5362589.6225319365,
                    590.720337203516
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:12:41+00:00",
            "end_time": "2018-07-19T23:52:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.067027269595,
              48.33910901854219,
              469.0867620937101
            ],
            [
              -120.06622328237745,
              48.35310721842409,
              469.0867620937101
            ],
            [
              -120.04523316520137,
              48.352569526354735,
              733.94676209371
            ],
            [
              -120.04604288432759,
              48.33857158918701,
              733.94676209371
            ],
            [
              -120.067027269595,
              48.33910901854219,
              469.0867620937101
            ]
          ]
        ]
      },
      "bbox": [
        -120.0670273,
        48.33857159,
        469.0867621,
        -120.0452332,
        48.35310722,
        733.9467621
      ],
      "properties": {
        "datetime": "2018-07-20T00:20:43Z",
        "pc:count": 32919105,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718102.5026,
            "count": 32919105,
            "maximum": 718895.0794,
            "minimum": 717337.9594,
            "name": "X",
            "position": 0,
            "stddev": 433.1582671,
            "variance": 187626.0843
          },
          {
            "average": 5358902.133,
            "count": 32919105,
            "maximum": 5359707.5,
            "minimum": 5358149.52,
            "name": "Y",
            "position": 1,
            "stddev": 427.2561178,
            "variance": 182547.7902
          },
          {
            "average": 556.5130653,
            "count": 32919105,
            "maximum": 733.9467621,
            "minimum": 469.0867621,
            "name": "Z",
            "position": 2,
            "stddev": 54.76110113,
            "variance": 2998.778197
          },
          {
            "average": 1315.718558,
            "count": 32919105,
            "maximum": 4095,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 355.2442376,
            "variance": 126198.4684
          },
          {
            "average": 1.014485631,
            "count": 32919105,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1277089314,
            "variance": 0.01630957115
          },
          {
            "average": 1.028972264,
            "count": 32919105,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1850255013,
            "variance": 0.03423443615
          },
          {
            "average": 0.4958801887,
            "count": 32919105,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999830345,
            "variance": 0.2499830347
          },
          {
            "average": 0.0002794425912,
            "count": 32919105,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01671420089,
            "variance": 0.0002793645115
          },
          {
            "average": 1.619910839,
            "count": 32919105,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5003538729,
            "variance": 0.2503539981
          },
          {
            "average": 1.927700398,
            "count": 32919105,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.252808194,
            "variance": 68.10884308
          },
          {
            "average": 0,
            "count": 32919105,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.99858398,
            "count": 32919105,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.430203939,
            "variance": 55.20793057
          },
          {
            "average": 216077773.5,
            "count": 32919105,
            "maximum": 216081243.9,
            "minimum": 216064028.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4248.298682,
            "variance": 18048041.69
          },
          {
            "average": 0,
            "count": 32919105,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32919105,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32919105,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32919105,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32919105,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717337.9594,
          5358149.52,
          469.0867621,
          718895.0794,
          5359707.5,
          733.9467621
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717337.9594082974,
                5358149.519602651,
                469.0867620937101
              ],
              [
                717337.9594082974,
                5359707.499602651,
                469.0867620937101
              ],
              [
                718895.0794082975,
                5359707.499602651,
                733.94676209371
              ],
              [
                718895.0794082975,
                5358149.519602651,
                733.94676209371
              ],
              [
                717337.9594082974,
                5358149.519602651,
                469.0867620937101
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:20:43+00:00",
        "end_time": "2018-07-19T19:33:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0670273,
            48.33857159,
            469.0867621,
            -120.0452332,
            48.35310722,
            733.9467621
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.067027269595,
                  48.33910901854219,
                  469.0867620937101
                ],
                [
                  -120.06622328237745,
                  48.35310721842409,
                  469.0867620937101
                ],
                [
                  -120.04523316520137,
                  48.352569526354735,
                  733.94676209371
                ],
                [
                  -120.04604288432759,
                  48.33857158918701,
                  733.94676209371
                ],
                [
                  -120.067027269595,
                  48.33910901854219,
                  469.0867620937101
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:20:43Z",
            "pc:count": 32919105,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718102.5026,
                "count": 32919105,
                "maximum": 718895.0794,
                "minimum": 717337.9594,
                "name": "X",
                "position": 0,
                "stddev": 433.1582671,
                "variance": 187626.0843
              },
              {
                "average": 5358902.133,
                "count": 32919105,
                "maximum": 5359707.5,
                "minimum": 5358149.52,
                "name": "Y",
                "position": 1,
                "stddev": 427.2561178,
                "variance": 182547.7902
              },
              {
                "average": 556.5130653,
                "count": 32919105,
                "maximum": 733.9467621,
                "minimum": 469.0867621,
                "name": "Z",
                "position": 2,
                "stddev": 54.76110113,
                "variance": 2998.778197
              },
              {
                "average": 1315.718558,
                "count": 32919105,
                "maximum": 4095,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 355.2442376,
                "variance": 126198.4684
              },
              {
                "average": 1.014485631,
                "count": 32919105,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1277089314,
                "variance": 0.01630957115
              },
              {
                "average": 1.028972264,
                "count": 32919105,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1850255013,
                "variance": 0.03423443615
              },
              {
                "average": 0.4958801887,
                "count": 32919105,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999830345,
                "variance": 0.2499830347
              },
              {
                "average": 0.0002794425912,
                "count": 32919105,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01671420089,
                "variance": 0.0002793645115
              },
              {
                "average": 1.619910839,
                "count": 32919105,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5003538729,
                "variance": 0.2503539981
              },
              {
                "average": 1.927700398,
                "count": 32919105,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.252808194,
                "variance": 68.10884308
              },
              {
                "average": 0,
                "count": 32919105,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.99858398,
                "count": 32919105,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.430203939,
                "variance": 55.20793057
              },
              {
                "average": 216077773.5,
                "count": 32919105,
                "maximum": 216081243.9,
                "minimum": 216064028.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4248.298682,
                "variance": 18048041.69
              },
              {
                "average": 0,
                "count": 32919105,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32919105,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32919105,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32919105,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32919105,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717337.9594,
              5358149.52,
              469.0867621,
              718895.0794,
              5359707.5,
              733.9467621
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717337.9594082974,
                    5358149.519602651,
                    469.0867620937101
                  ],
                  [
                    717337.9594082974,
                    5359707.499602651,
                    469.0867620937101
                  ],
                  [
                    718895.0794082975,
                    5359707.499602651,
                    733.94676209371
                  ],
                  [
                    718895.0794082975,
                    5358149.519602651,
                    733.94676209371
                  ],
                  [
                    717337.9594082974,
                    5358149.519602651,
                    469.0867620937101
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:20:43+00:00",
            "end_time": "2018-07-19T19:33:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1276441942606,
              48.31207712710183,
              911.8421273082897
            ],
            [
              -120.12685782862451,
              48.326071293095104,
              911.8421273082897
            ],
            [
              -120.10587848188744,
              48.325544904666444,
              1477.4821273082896
            ],
            [
              -120.10667057000522,
              48.311550995761664,
              1477.4821273082896
            ],
            [
              -120.1276441942606,
              48.31207712710183,
              911.8421273082897
            ]
          ]
        ]
      },
      "bbox": [
        -120.1276442,
        48.311551,
        911.8421273,
        -120.1058785,
        48.32607129,
        1477.482127
      ],
      "properties": {
        "datetime": "2018-07-20T03:12:52Z",
        "pc:count": 42744705,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713735.3907,
            "count": 42744705,
            "maximum": 714516.2378,
            "minimum": 712959.1778,
            "name": "X",
            "position": 0,
            "stddev": 411.8293319,
            "variance": 169603.3986
          },
          {
            "average": 5355805.438,
            "count": 42744705,
            "maximum": 5356532.603,
            "minimum": 5354975.163,
            "name": "Y",
            "position": 1,
            "stddev": 406.3218952,
            "variance": 165097.4825
          },
          {
            "average": 1249.216064,
            "count": 42744705,
            "maximum": 1477.482127,
            "minimum": 911.8421273,
            "name": "Z",
            "position": 2,
            "stddev": 85.12554321,
            "variance": 7246.358107
          },
          {
            "average": 747.2117038,
            "count": 42744705,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 498.2389725,
            "variance": 248242.0738
          },
          {
            "average": 1.514694346,
            "count": 42744705,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8137132746,
            "variance": 0.6621292933
          },
          {
            "average": 2.02973835,
            "count": 42744705,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.098729263,
            "variance": 1.207205994
          },
          {
            "average": 0.4969736485,
            "count": 42744705,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499990847,
            "variance": 0.249990847
          },
          {
            "average": 0.0002281920065,
            "count": 42744705,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01510430204,
            "variance": 0.0002281399402
          },
          {
            "average": 1.331480379,
            "count": 42744705,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5273116599,
            "variance": 0.2780575867
          },
          {
            "average": 0.5460993986,
            "count": 42744705,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.85846898,
            "variance": 140.6232867
          },
          {
            "average": 0,
            "count": 42744705,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.75956746,
            "count": 42744705,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.256256345,
            "variance": 5.090692694
          },
          {
            "average": 216089030.5,
            "count": 42744705,
            "maximum": 216091572.9,
            "minimum": 216086695.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1352.872937,
            "variance": 1830265.184
          },
          {
            "average": 0,
            "count": 42744705,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42744705,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42744705,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42744705,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42744705,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712959.1778,
          5354975.163,
          911.8421273,
          714516.2378,
          5356532.603,
          1477.482127
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712959.1778213024,
                5354975.163308154,
                911.8421273082897
              ],
              [
                712959.1778213024,
                5356532.603308153,
                911.8421273082897
              ],
              [
                714516.2378213025,
                5356532.603308153,
                1477.4821273082896
              ],
              [
                714516.2378213025,
                5354975.163308154,
                1477.4821273082896
              ],
              [
                712959.1778213024,
                5354975.163308154,
                911.8421273082897
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:12:52+00:00",
        "end_time": "2018-07-20T01:51:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1276442,
            48.311551,
            911.8421273,
            -120.1058785,
            48.32607129,
            1477.482127
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1276441942606,
                  48.31207712710183,
                  911.8421273082897
                ],
                [
                  -120.12685782862451,
                  48.326071293095104,
                  911.8421273082897
                ],
                [
                  -120.10587848188744,
                  48.325544904666444,
                  1477.4821273082896
                ],
                [
                  -120.10667057000522,
                  48.311550995761664,
                  1477.4821273082896
                ],
                [
                  -120.1276441942606,
                  48.31207712710183,
                  911.8421273082897
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:12:52Z",
            "pc:count": 42744705,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713735.3907,
                "count": 42744705,
                "maximum": 714516.2378,
                "minimum": 712959.1778,
                "name": "X",
                "position": 0,
                "stddev": 411.8293319,
                "variance": 169603.3986
              },
              {
                "average": 5355805.438,
                "count": 42744705,
                "maximum": 5356532.603,
                "minimum": 5354975.163,
                "name": "Y",
                "position": 1,
                "stddev": 406.3218952,
                "variance": 165097.4825
              },
              {
                "average": 1249.216064,
                "count": 42744705,
                "maximum": 1477.482127,
                "minimum": 911.8421273,
                "name": "Z",
                "position": 2,
                "stddev": 85.12554321,
                "variance": 7246.358107
              },
              {
                "average": 747.2117038,
                "count": 42744705,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 498.2389725,
                "variance": 248242.0738
              },
              {
                "average": 1.514694346,
                "count": 42744705,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8137132746,
                "variance": 0.6621292933
              },
              {
                "average": 2.02973835,
                "count": 42744705,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.098729263,
                "variance": 1.207205994
              },
              {
                "average": 0.4969736485,
                "count": 42744705,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499990847,
                "variance": 0.249990847
              },
              {
                "average": 0.0002281920065,
                "count": 42744705,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01510430204,
                "variance": 0.0002281399402
              },
              {
                "average": 1.331480379,
                "count": 42744705,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5273116599,
                "variance": 0.2780575867
              },
              {
                "average": 0.5460993986,
                "count": 42744705,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.85846898,
                "variance": 140.6232867
              },
              {
                "average": 0,
                "count": 42744705,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.75956746,
                "count": 42744705,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.256256345,
                "variance": 5.090692694
              },
              {
                "average": 216089030.5,
                "count": 42744705,
                "maximum": 216091572.9,
                "minimum": 216086695.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1352.872937,
                "variance": 1830265.184
              },
              {
                "average": 0,
                "count": 42744705,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42744705,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42744705,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42744705,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42744705,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712959.1778,
              5354975.163,
              911.8421273,
              714516.2378,
              5356532.603,
              1477.482127
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712959.1778213024,
                    5354975.163308154,
                    911.8421273082897
                  ],
                  [
                    712959.1778213024,
                    5356532.603308153,
                    911.8421273082897
                  ],
                  [
                    714516.2378213025,
                    5356532.603308153,
                    1477.4821273082896
                  ],
                  [
                    714516.2378213025,
                    5354975.163308154,
                    1477.4821273082896
                  ],
                  [
                    712959.1778213024,
                    5354975.163308154,
                    911.8421273082897
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:12:52+00:00",
            "end_time": "2018-07-20T01:51:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10750845320861,
              48.35257316070422,
              413.11568460308416
            ],
            [
              -120.10671523962301,
              48.36657075348833,
              413.11568460308416
            ],
            [
              -120.08572017866835,
              48.36604037386143,
              655.2556846030842
            ],
            [
              -120.08651912840325,
              48.352043040221965,
              655.2556846030842
            ],
            [
              -120.10750845320861,
              48.35257316070422,
              413.11568460308416
            ]
          ]
        ]
      },
      "bbox": [
        -120.1075085,
        48.35204304,
        413.1156846,
        -120.0857202,
        48.36657075,
        655.2556846
      ],
      "properties": {
        "datetime": "2018-07-20T02:23:29Z",
        "pc:count": 33443960,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715053.0028,
            "count": 33443960,
            "maximum": 715839.066,
            "minimum": 714282.046,
            "name": "X",
            "position": 0,
            "stddev": 442.534987,
            "variance": 195837.2148
          },
          {
            "average": 5360291.921,
            "count": 33443960,
            "maximum": 5361089.717,
            "minimum": 5359531.857,
            "name": "Y",
            "position": 1,
            "stddev": 433.8387785,
            "variance": 188216.0857
          },
          {
            "average": 533.994699,
            "count": 33443960,
            "maximum": 655.2556846,
            "minimum": 413.1156846,
            "name": "Z",
            "position": 2,
            "stddev": 43.27243722,
            "variance": 1872.503823
          },
          {
            "average": 1148.415208,
            "count": 33443960,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 392.4035817,
            "variance": 153980.5709
          },
          {
            "average": 1.036333317,
            "count": 33443960,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2076253895,
            "variance": 0.04310830236
          },
          {
            "average": 1.072670013,
            "count": 33443960,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3027828866,
            "variance": 0.09167747643
          },
          {
            "average": 0.4966465694,
            "count": 33443960,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887619,
            "variance": 0.249988762
          },
          {
            "average": 0.0002897384161,
            "count": 33443960,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01701923842,
            "variance": 0.0002896544765
          },
          {
            "average": 1.602516359,
            "count": 33443960,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5049165548,
            "variance": 0.2549407273
          },
          {
            "average": -0.4758928478,
            "count": 33443960,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.875045424,
            "variance": 78.76643128
          },
          {
            "average": 0,
            "count": 33443960,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.39409876,
            "count": 33443960,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.196794028,
            "variance": 4.825904
          },
          {
            "average": 216085761.1,
            "count": 33443960,
            "maximum": 216088609.9,
            "minimum": 216083608,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1363.943022,
            "variance": 1860340.566
          },
          {
            "average": 0,
            "count": 33443960,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33443960,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33443960,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33443960,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33443960,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714282.046,
          5359531.857,
          413.1156846,
          715839.066,
          5361089.717,
          655.2556846
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714282.0460175325,
                5359531.85660353,
                413.11568460308416
              ],
              [
                714282.0460175325,
                5361089.71660353,
                413.11568460308416
              ],
              [
                715839.0660175325,
                5361089.71660353,
                655.2556846030842
              ],
              [
                715839.0660175325,
                5359531.85660353,
                655.2556846030842
              ],
              [
                714282.0460175325,
                5359531.85660353,
                413.11568460308416
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:23:29+00:00",
        "end_time": "2018-07-20T01:00:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1075085,
            48.35204304,
            413.1156846,
            -120.0857202,
            48.36657075,
            655.2556846
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10750845320861,
                  48.35257316070422,
                  413.11568460308416
                ],
                [
                  -120.10671523962301,
                  48.36657075348833,
                  413.11568460308416
                ],
                [
                  -120.08572017866835,
                  48.36604037386143,
                  655.2556846030842
                ],
                [
                  -120.08651912840325,
                  48.352043040221965,
                  655.2556846030842
                ],
                [
                  -120.10750845320861,
                  48.35257316070422,
                  413.11568460308416
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:23:29Z",
            "pc:count": 33443960,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715053.0028,
                "count": 33443960,
                "maximum": 715839.066,
                "minimum": 714282.046,
                "name": "X",
                "position": 0,
                "stddev": 442.534987,
                "variance": 195837.2148
              },
              {
                "average": 5360291.921,
                "count": 33443960,
                "maximum": 5361089.717,
                "minimum": 5359531.857,
                "name": "Y",
                "position": 1,
                "stddev": 433.8387785,
                "variance": 188216.0857
              },
              {
                "average": 533.994699,
                "count": 33443960,
                "maximum": 655.2556846,
                "minimum": 413.1156846,
                "name": "Z",
                "position": 2,
                "stddev": 43.27243722,
                "variance": 1872.503823
              },
              {
                "average": 1148.415208,
                "count": 33443960,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 392.4035817,
                "variance": 153980.5709
              },
              {
                "average": 1.036333317,
                "count": 33443960,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2076253895,
                "variance": 0.04310830236
              },
              {
                "average": 1.072670013,
                "count": 33443960,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3027828866,
                "variance": 0.09167747643
              },
              {
                "average": 0.4966465694,
                "count": 33443960,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887619,
                "variance": 0.249988762
              },
              {
                "average": 0.0002897384161,
                "count": 33443960,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01701923842,
                "variance": 0.0002896544765
              },
              {
                "average": 1.602516359,
                "count": 33443960,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5049165548,
                "variance": 0.2549407273
              },
              {
                "average": -0.4758928478,
                "count": 33443960,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.875045424,
                "variance": 78.76643128
              },
              {
                "average": 0,
                "count": 33443960,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.39409876,
                "count": 33443960,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.196794028,
                "variance": 4.825904
              },
              {
                "average": 216085761.1,
                "count": 33443960,
                "maximum": 216088609.9,
                "minimum": 216083608,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1363.943022,
                "variance": 1860340.566
              },
              {
                "average": 0,
                "count": 33443960,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33443960,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33443960,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33443960,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33443960,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714282.046,
              5359531.857,
              413.1156846,
              715839.066,
              5361089.717,
              655.2556846
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714282.0460175325,
                    5359531.85660353,
                    413.11568460308416
                  ],
                  [
                    714282.0460175325,
                    5361089.71660353,
                    413.11568460308416
                  ],
                  [
                    715839.0660175325,
                    5361089.71660353,
                    655.2556846030842
                  ],
                  [
                    715839.0660175325,
                    5359531.85660353,
                    655.2556846030842
                  ],
                  [
                    714282.0460175325,
                    5359531.85660353,
                    413.11568460308416
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:23:29+00:00",
            "end_time": "2018-07-20T01:00:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1481238710914,
              48.40650596139974,
              497.8695347190403
            ],
            [
              -120.14734025414441,
              48.42050481954798,
              497.8695347190403
            ],
            [
              -120.12632196986345,
              48.419981412644816,
              593.1095347190403
            ],
            [
              -120.12711134117019,
              48.4059828103154,
              593.1095347190403
            ],
            [
              -120.1481238710914,
              48.40650596139974,
              497.8695347190403
            ]
          ]
        ]
      },
      "bbox": [
        -120.1481239,
        48.40598281,
        497.8695347,
        -120.126322,
        48.42050482,
        593.1095347
      ],
      "properties": {
        "datetime": "2018-07-20T16:00:00Z",
        "pc:count": 31530606,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711830.9145,
            "count": 31530606,
            "maximum": 712607.2819,
            "minimum": 711050.2419,
            "name": "X",
            "position": 0,
            "stddev": 442.3283254,
            "variance": 195654.3474
          },
          {
            "average": 5366201.771,
            "count": 31530606,
            "maximum": 5366970.959,
            "minimum": 5365412.999,
            "name": "Y",
            "position": 1,
            "stddev": 432.7468523,
            "variance": 187269.8382
          },
          {
            "average": 520.238247,
            "count": 31530606,
            "maximum": 593.1095347,
            "minimum": 497.8695347,
            "name": "Z",
            "position": 2,
            "stddev": 20.0217173,
            "variance": 400.8691635
          },
          {
            "average": 1096.230777,
            "count": 31530606,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 509.8135964,
            "variance": 259909.903
          },
          {
            "average": 1.13818859,
            "count": 31530606,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.412095435,
            "variance": 0.1698226475
          },
          {
            "average": 1.276366747,
            "count": 31530606,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5934345589,
            "variance": 0.3521645756
          },
          {
            "average": 0.4963062239,
            "count": 31530606,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999863638,
            "variance": 0.2499863639
          },
          {
            "average": 0.0003031657558,
            "count": 31530606,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01740901651,
            "variance": 0.000303073856
          },
          {
            "average": 1.530361357,
            "count": 31530606,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5055807036,
            "variance": 0.2556118479
          },
          {
            "average": -0.5605252512,
            "count": 31530606,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.951526745,
            "variance": 99.03288456
          },
          {
            "average": 0,
            "count": 31530606,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 154.7166601,
            "count": 31530606,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 40.42671939,
            "variance": 1634.31964
          },
          {
            "average": 216123880.1,
            "count": 31530606,
            "maximum": 216137600,
            "minimum": 216089276.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20306.35533,
            "variance": 412348066.6
          },
          {
            "average": 0,
            "count": 31530606,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31530606,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31530606,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31530606,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31530606,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711050.2419,
          5365412.999,
          497.8695347,
          712607.2819,
          5366970.959,
          593.1095347
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711050.2418755237,
                5365412.998866148,
                497.8695347190403
              ],
              [
                711050.2418755237,
                5366970.958866149,
                497.8695347190403
              ],
              [
                712607.2818755237,
                5366970.958866149,
                593.1095347190403
              ],
              [
                712607.2818755237,
                5365412.998866148,
                593.1095347190403
              ],
              [
                711050.2418755237,
                5365412.998866148,
                497.8695347190403
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:00:00+00:00",
        "end_time": "2018-07-20T02:34:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1481239,
            48.40598281,
            497.8695347,
            -120.126322,
            48.42050482,
            593.1095347
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1481238710914,
                  48.40650596139974,
                  497.8695347190403
                ],
                [
                  -120.14734025414441,
                  48.42050481954798,
                  497.8695347190403
                ],
                [
                  -120.12632196986345,
                  48.419981412644816,
                  593.1095347190403
                ],
                [
                  -120.12711134117019,
                  48.4059828103154,
                  593.1095347190403
                ],
                [
                  -120.1481238710914,
                  48.40650596139974,
                  497.8695347190403
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:00:00Z",
            "pc:count": 31530606,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711830.9145,
                "count": 31530606,
                "maximum": 712607.2819,
                "minimum": 711050.2419,
                "name": "X",
                "position": 0,
                "stddev": 442.3283254,
                "variance": 195654.3474
              },
              {
                "average": 5366201.771,
                "count": 31530606,
                "maximum": 5366970.959,
                "minimum": 5365412.999,
                "name": "Y",
                "position": 1,
                "stddev": 432.7468523,
                "variance": 187269.8382
              },
              {
                "average": 520.238247,
                "count": 31530606,
                "maximum": 593.1095347,
                "minimum": 497.8695347,
                "name": "Z",
                "position": 2,
                "stddev": 20.0217173,
                "variance": 400.8691635
              },
              {
                "average": 1096.230777,
                "count": 31530606,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 509.8135964,
                "variance": 259909.903
              },
              {
                "average": 1.13818859,
                "count": 31530606,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.412095435,
                "variance": 0.1698226475
              },
              {
                "average": 1.276366747,
                "count": 31530606,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5934345589,
                "variance": 0.3521645756
              },
              {
                "average": 0.4963062239,
                "count": 31530606,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999863638,
                "variance": 0.2499863639
              },
              {
                "average": 0.0003031657558,
                "count": 31530606,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01740901651,
                "variance": 0.000303073856
              },
              {
                "average": 1.530361357,
                "count": 31530606,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5055807036,
                "variance": 0.2556118479
              },
              {
                "average": -0.5605252512,
                "count": 31530606,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.951526745,
                "variance": 99.03288456
              },
              {
                "average": 0,
                "count": 31530606,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 154.7166601,
                "count": 31530606,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 40.42671939,
                "variance": 1634.31964
              },
              {
                "average": 216123880.1,
                "count": 31530606,
                "maximum": 216137600,
                "minimum": 216089276.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20306.35533,
                "variance": 412348066.6
              },
              {
                "average": 0,
                "count": 31530606,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31530606,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31530606,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31530606,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31530606,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711050.2419,
              5365412.999,
              497.8695347,
              712607.2819,
              5366970.959,
              593.1095347
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711050.2418755237,
                    5365412.998866148,
                    497.8695347190403
                  ],
                  [
                    711050.2418755237,
                    5366970.958866149,
                    497.8695347190403
                  ],
                  [
                    712607.2818755237,
                    5366970.958866149,
                    593.1095347190403
                  ],
                  [
                    712607.2818755237,
                    5365412.998866148,
                    593.1095347190403
                  ],
                  [
                    711050.2418755237,
                    5365412.998866148,
                    497.8695347190403
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:00:00+00:00",
            "end_time": "2018-07-20T02:34:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08783032872336,
              48.717806715355636,
              1388.9172597607649
            ],
            [
              -120.08707187108925,
              48.73093042764687,
              1388.9172597607649
            ],
            [
              -120.068445166666,
              48.73045765068953,
              1934.157259760765
            ],
            [
              -120.06920845737375,
              48.71733415532762,
              1934.157259760765
            ],
            [
              -120.08783032872336,
              48.717806715355636,
              1388.9172597607649
            ]
          ]
        ]
      },
      "bbox": [
        -120.0878303,
        48.71733416,
        1388.91726,
        -120.0684452,
        48.73093043,
        1934.15726
      ],
      "properties": {
        "datetime": "2018-07-20T01:23:12Z",
        "pc:count": 25018036,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714736.4071,
            "count": 25018036,
            "maximum": 715563.8394,
            "minimum": 714192.3194,
            "name": "X",
            "position": 0,
            "stddev": 346.1512192,
            "variance": 119820.6666
          },
          {
            "average": 5401102.134,
            "count": 25018036,
            "maximum": 5401639.366,
            "minimum": 5400178.646,
            "name": "Y",
            "position": 1,
            "stddev": 332.0909961,
            "variance": 110284.4297
          },
          {
            "average": 1659.254935,
            "count": 25018036,
            "maximum": 1934.15726,
            "minimum": 1388.91726,
            "name": "Z",
            "position": 2,
            "stddev": 120.0281214,
            "variance": 14406.74994
          },
          {
            "average": 690.7837693,
            "count": 25018036,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 444.5979616,
            "variance": 197667.3475
          },
          {
            "average": 1.414039575,
            "count": 25018036,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7188230675,
            "variance": 0.5167066024
          },
          {
            "average": 1.828258901,
            "count": 25018036,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9820913416,
            "variance": 0.9645034032
          },
          {
            "average": 0.4972118115,
            "count": 25018036,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999922359,
            "variance": 0.249992236
          },
          {
            "average": 0.0002847945378,
            "count": 25018036,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01687345374,
            "variance": 0.0002847134413
          },
          {
            "average": 1.306189703,
            "count": 25018036,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5208053363,
            "variance": 0.2712381983
          },
          {
            "average": 0.6755792534,
            "count": 25018036,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.33395599,
            "variance": 205.4622943
          },
          {
            "average": 0,
            "count": 25018036,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 75.52023136,
            "count": 25018036,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.147151591,
            "variance": 4.610259955
          },
          {
            "average": 216082728.7,
            "count": 25018036,
            "maximum": 216084992.4,
            "minimum": 216080195.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1340.797264,
            "variance": 1797737.303
          },
          {
            "average": 0,
            "count": 25018036,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25018036,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25018036,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25018036,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25018036,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714192.3194,
          5400178.646,
          1388.91726,
          715563.8394,
          5401639.366,
          1934.15726
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714192.319395924,
                5400178.645902918,
                1388.9172597607649
              ],
              [
                714192.319395924,
                5401639.365902918,
                1388.9172597607649
              ],
              [
                715563.839395924,
                5401639.365902918,
                1934.157259760765
              ],
              [
                715563.839395924,
                5400178.645902918,
                1934.157259760765
              ],
              [
                714192.319395924,
                5400178.645902918,
                1388.9172597607649
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:23:12+00:00",
        "end_time": "2018-07-20T00:03:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0878303,
            48.71733416,
            1388.91726,
            -120.0684452,
            48.73093043,
            1934.15726
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08783032872336,
                  48.717806715355636,
                  1388.9172597607649
                ],
                [
                  -120.08707187108925,
                  48.73093042764687,
                  1388.9172597607649
                ],
                [
                  -120.068445166666,
                  48.73045765068953,
                  1934.157259760765
                ],
                [
                  -120.06920845737375,
                  48.71733415532762,
                  1934.157259760765
                ],
                [
                  -120.08783032872336,
                  48.717806715355636,
                  1388.9172597607649
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:23:12Z",
            "pc:count": 25018036,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714736.4071,
                "count": 25018036,
                "maximum": 715563.8394,
                "minimum": 714192.3194,
                "name": "X",
                "position": 0,
                "stddev": 346.1512192,
                "variance": 119820.6666
              },
              {
                "average": 5401102.134,
                "count": 25018036,
                "maximum": 5401639.366,
                "minimum": 5400178.646,
                "name": "Y",
                "position": 1,
                "stddev": 332.0909961,
                "variance": 110284.4297
              },
              {
                "average": 1659.254935,
                "count": 25018036,
                "maximum": 1934.15726,
                "minimum": 1388.91726,
                "name": "Z",
                "position": 2,
                "stddev": 120.0281214,
                "variance": 14406.74994
              },
              {
                "average": 690.7837693,
                "count": 25018036,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 444.5979616,
                "variance": 197667.3475
              },
              {
                "average": 1.414039575,
                "count": 25018036,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7188230675,
                "variance": 0.5167066024
              },
              {
                "average": 1.828258901,
                "count": 25018036,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9820913416,
                "variance": 0.9645034032
              },
              {
                "average": 0.4972118115,
                "count": 25018036,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999922359,
                "variance": 0.249992236
              },
              {
                "average": 0.0002847945378,
                "count": 25018036,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01687345374,
                "variance": 0.0002847134413
              },
              {
                "average": 1.306189703,
                "count": 25018036,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5208053363,
                "variance": 0.2712381983
              },
              {
                "average": 0.6755792534,
                "count": 25018036,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.33395599,
                "variance": 205.4622943
              },
              {
                "average": 0,
                "count": 25018036,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 75.52023136,
                "count": 25018036,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.147151591,
                "variance": 4.610259955
              },
              {
                "average": 216082728.7,
                "count": 25018036,
                "maximum": 216084992.4,
                "minimum": 216080195.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1340.797264,
                "variance": 1797737.303
              },
              {
                "average": 0,
                "count": 25018036,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25018036,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25018036,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25018036,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25018036,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714192.3194,
              5400178.646,
              1388.91726,
              715563.8394,
              5401639.366,
              1934.15726
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714192.319395924,
                    5400178.645902918,
                    1388.9172597607649
                  ],
                  [
                    714192.319395924,
                    5401639.365902918,
                    1388.9172597607649
                  ],
                  [
                    715563.839395924,
                    5401639.365902918,
                    1934.157259760765
                  ],
                  [
                    715563.839395924,
                    5400178.645902918,
                    1934.157259760765
                  ],
                  [
                    714192.319395924,
                    5400178.645902918,
                    1388.9172597607649
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:23:12+00:00",
            "end_time": "2018-07-20T00:03:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.21004895147107,
              48.70332181324876,
              1430.4344474840036
            ],
            [
              -120.20927391405635,
              48.71732770182241,
              1430.4344474840036
            ],
            [
              -120.18813465754806,
              48.716813362352845,
              2100.6344474840034
            ],
            [
              -120.18891554694825,
              48.70280772562259,
              2100.6344474840034
            ],
            [
              -120.21004895147107,
              48.70332181324876,
              1430.4344474840036
            ]
          ]
        ]
      },
      "bbox": [
        -120.210049,
        48.70280773,
        1430.434447,
        -120.1881347,
        48.7173277,
        2100.634447
      ],
      "properties": {
        "datetime": "2018-07-21T02:09:45Z",
        "pc:count": 76587207,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706033.5757,
            "count": 76587207,
            "maximum": 706819.711,
            "minimum": 705262.931,
            "name": "X",
            "position": 0,
            "stddev": 442.7454985,
            "variance": 196023.5765
          },
          {
            "average": 5399025.008,
            "count": 76587207,
            "maximum": 5399791.111,
            "minimum": 5398232.371,
            "name": "Y",
            "position": 1,
            "stddev": 433.6014663,
            "variance": 188010.2316
          },
          {
            "average": 1723.334712,
            "count": 76587207,
            "maximum": 2100.634447,
            "minimum": 1430.434447,
            "name": "Z",
            "position": 2,
            "stddev": 110.1897345,
            "variance": 12141.77759
          },
          {
            "average": 594.4893064,
            "count": 76587207,
            "maximum": 3776,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 510.7177642,
            "variance": 260832.6347
          },
          {
            "average": 1.812527933,
            "count": 76587207,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.006004955,
            "variance": 1.01204597
          },
          {
            "average": 2.62478522,
            "count": 76587207,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.250416084,
            "variance": 1.563540384
          },
          {
            "average": 0.4977792179,
            "count": 76587207,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999950714,
            "variance": 0.2499950714
          },
          {
            "average": 0.000274419199,
            "count": 76587207,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01656332988,
            "variance": 0.0002743438967
          },
          {
            "average": 1.213618509,
            "count": 76587207,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.460677562,
            "variance": 0.2122238162
          },
          {
            "average": 0.9960752035,
            "count": 76587207,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.62191155,
            "variance": 185.5564743
          },
          {
            "average": 0,
            "count": 76587207,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.5763122,
            "count": 76587207,
            "maximum": 171,
            "minimum": 162,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.492863235,
            "variance": 6.214367108
          },
          {
            "average": 216171537.6,
            "count": 76587207,
            "maximum": 216174185.5,
            "minimum": 216169838.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1264.496583,
            "variance": 1598951.608
          },
          {
            "average": 0,
            "count": 76587207,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76587207,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76587207,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76587207,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76587207,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705262.931,
          5398232.371,
          1430.434447,
          706819.711,
          5399791.111,
          2100.634447
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705262.93103447,
                5398232.371267402,
                1430.4344474840036
              ],
              [
                705262.93103447,
                5399791.111267402,
                1430.4344474840036
              ],
              [
                706819.71103447,
                5399791.111267402,
                2100.6344474840034
              ],
              [
                706819.71103447,
                5398232.371267402,
                2100.6344474840034
              ],
              [
                705262.93103447,
                5398232.371267402,
                1430.4344474840036
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:09:45+00:00",
        "end_time": "2018-07-21T00:57:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.210049,
            48.70280773,
            1430.434447,
            -120.1881347,
            48.7173277,
            2100.634447
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.21004895147107,
                  48.70332181324876,
                  1430.4344474840036
                ],
                [
                  -120.20927391405635,
                  48.71732770182241,
                  1430.4344474840036
                ],
                [
                  -120.18813465754806,
                  48.716813362352845,
                  2100.6344474840034
                ],
                [
                  -120.18891554694825,
                  48.70280772562259,
                  2100.6344474840034
                ],
                [
                  -120.21004895147107,
                  48.70332181324876,
                  1430.4344474840036
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:09:45Z",
            "pc:count": 76587207,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706033.5757,
                "count": 76587207,
                "maximum": 706819.711,
                "minimum": 705262.931,
                "name": "X",
                "position": 0,
                "stddev": 442.7454985,
                "variance": 196023.5765
              },
              {
                "average": 5399025.008,
                "count": 76587207,
                "maximum": 5399791.111,
                "minimum": 5398232.371,
                "name": "Y",
                "position": 1,
                "stddev": 433.6014663,
                "variance": 188010.2316
              },
              {
                "average": 1723.334712,
                "count": 76587207,
                "maximum": 2100.634447,
                "minimum": 1430.434447,
                "name": "Z",
                "position": 2,
                "stddev": 110.1897345,
                "variance": 12141.77759
              },
              {
                "average": 594.4893064,
                "count": 76587207,
                "maximum": 3776,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 510.7177642,
                "variance": 260832.6347
              },
              {
                "average": 1.812527933,
                "count": 76587207,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.006004955,
                "variance": 1.01204597
              },
              {
                "average": 2.62478522,
                "count": 76587207,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.250416084,
                "variance": 1.563540384
              },
              {
                "average": 0.4977792179,
                "count": 76587207,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999950714,
                "variance": 0.2499950714
              },
              {
                "average": 0.000274419199,
                "count": 76587207,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01656332988,
                "variance": 0.0002743438967
              },
              {
                "average": 1.213618509,
                "count": 76587207,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.460677562,
                "variance": 0.2122238162
              },
              {
                "average": 0.9960752035,
                "count": 76587207,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.62191155,
                "variance": 185.5564743
              },
              {
                "average": 0,
                "count": 76587207,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.5763122,
                "count": 76587207,
                "maximum": 171,
                "minimum": 162,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.492863235,
                "variance": 6.214367108
              },
              {
                "average": 216171537.6,
                "count": 76587207,
                "maximum": 216174185.5,
                "minimum": 216169838.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1264.496583,
                "variance": 1598951.608
              },
              {
                "average": 0,
                "count": 76587207,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76587207,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76587207,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76587207,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76587207,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705262.931,
              5398232.371,
              1430.434447,
              706819.711,
              5399791.111,
              2100.634447
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705262.93103447,
                    5398232.371267402,
                    1430.4344474840036
                  ],
                  [
                    705262.93103447,
                    5399791.111267402,
                    1430.4344474840036
                  ],
                  [
                    706819.71103447,
                    5399791.111267402,
                    2100.6344474840034
                  ],
                  [
                    706819.71103447,
                    5398232.371267402,
                    2100.6344474840034
                  ],
                  [
                    705262.93103447,
                    5398232.371267402,
                    1430.4344474840036
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:09:45+00:00",
            "end_time": "2018-07-21T00:57:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08736561497014,
              48.40656731072818,
              749.9683373736871
            ],
            [
              -120.08656531579912,
              48.42056542016681,
              749.9683373736871
            ],
            [
              -120.0655465173819,
              48.420030871005196,
              1058.948337373687
            ],
            [
              -120.06635257013676,
              48.406033022817304,
              1058.948337373687
            ],
            [
              -120.08736561497014,
              48.40656731072818,
              749.9683373736871
            ]
          ]
        ]
      },
      "bbox": [
        -120.0873656,
        48.40603302,
        749.9683374,
        -120.0655465,
        48.42056542,
        1058.948337
      ],
      "properties": {
        "datetime": "2018-07-20T01:13:35Z",
        "pc:count": 35570547,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716342.3925,
            "count": 35570547,
            "maximum": 717103.0437,
            "minimum": 715545.8837,
            "name": "X",
            "position": 0,
            "stddev": 427.4004102,
            "variance": 182671.1107
          },
          {
            "average": 5366372.101,
            "count": 35570547,
            "maximum": 5367147.064,
            "minimum": 5365589.104,
            "name": "Y",
            "position": 1,
            "stddev": 425.3114704,
            "variance": 180889.8468
          },
          {
            "average": 896.1625127,
            "count": 35570547,
            "maximum": 1058.948337,
            "minimum": 749.9683374,
            "name": "Z",
            "position": 2,
            "stddev": 66.83290255,
            "variance": 4466.636863
          },
          {
            "average": 1230.16773,
            "count": 35570547,
            "maximum": 3542,
            "minimum": 79,
            "name": "Intensity",
            "position": 3,
            "stddev": 231.6058992,
            "variance": 53641.29257
          },
          {
            "average": 1.004448428,
            "count": 35570547,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.07106569687,
            "variance": 0.005050333272
          },
          {
            "average": 1.008897474,
            "count": 35570547,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1033607632,
            "variance": 0.01068344738
          },
          {
            "average": 0.4955180194,
            "count": 35570547,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999799185,
            "variance": 0.2499799189
          },
          {
            "average": 0.0002587815138,
            "count": 35570547,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01608460609,
            "variance": 0.0002587145532
          },
          {
            "average": 1.56773999,
            "count": 35570547,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5252481996,
            "variance": 0.2758856712
          },
          {
            "average": -0.2253289542,
            "count": 35570547,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.816936543,
            "variance": 96.3722431
          },
          {
            "average": 0,
            "count": 35570547,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.5658087,
            "count": 35570547,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.312874125,
            "variance": 5.349386719
          },
          {
            "average": 216082191.8,
            "count": 35570547,
            "maximum": 216084415.2,
            "minimum": 216079588.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1367.129475,
            "variance": 1869043.001
          },
          {
            "average": 0,
            "count": 35570547,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35570547,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35570547,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35570547,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35570547,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715545.8837,
          5365589.104,
          749.9683374,
          717103.0437,
          5367147.064,
          1058.948337
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715545.8836619233,
                5365589.103692176,
                749.9683373736871
              ],
              [
                715545.8836619233,
                5367147.063692177,
                749.9683373736871
              ],
              [
                717103.0436619233,
                5367147.063692177,
                1058.948337373687
              ],
              [
                717103.0436619233,
                5365589.103692176,
                1058.948337373687
              ],
              [
                715545.8836619233,
                5365589.103692176,
                749.9683373736871
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:13:35+00:00",
        "end_time": "2018-07-19T23:53:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0873656,
            48.40603302,
            749.9683374,
            -120.0655465,
            48.42056542,
            1058.948337
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08736561497014,
                  48.40656731072818,
                  749.9683373736871
                ],
                [
                  -120.08656531579912,
                  48.42056542016681,
                  749.9683373736871
                ],
                [
                  -120.0655465173819,
                  48.420030871005196,
                  1058.948337373687
                ],
                [
                  -120.06635257013676,
                  48.406033022817304,
                  1058.948337373687
                ],
                [
                  -120.08736561497014,
                  48.40656731072818,
                  749.9683373736871
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:13:35Z",
            "pc:count": 35570547,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716342.3925,
                "count": 35570547,
                "maximum": 717103.0437,
                "minimum": 715545.8837,
                "name": "X",
                "position": 0,
                "stddev": 427.4004102,
                "variance": 182671.1107
              },
              {
                "average": 5366372.101,
                "count": 35570547,
                "maximum": 5367147.064,
                "minimum": 5365589.104,
                "name": "Y",
                "position": 1,
                "stddev": 425.3114704,
                "variance": 180889.8468
              },
              {
                "average": 896.1625127,
                "count": 35570547,
                "maximum": 1058.948337,
                "minimum": 749.9683374,
                "name": "Z",
                "position": 2,
                "stddev": 66.83290255,
                "variance": 4466.636863
              },
              {
                "average": 1230.16773,
                "count": 35570547,
                "maximum": 3542,
                "minimum": 79,
                "name": "Intensity",
                "position": 3,
                "stddev": 231.6058992,
                "variance": 53641.29257
              },
              {
                "average": 1.004448428,
                "count": 35570547,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.07106569687,
                "variance": 0.005050333272
              },
              {
                "average": 1.008897474,
                "count": 35570547,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1033607632,
                "variance": 0.01068344738
              },
              {
                "average": 0.4955180194,
                "count": 35570547,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999799185,
                "variance": 0.2499799189
              },
              {
                "average": 0.0002587815138,
                "count": 35570547,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01608460609,
                "variance": 0.0002587145532
              },
              {
                "average": 1.56773999,
                "count": 35570547,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5252481996,
                "variance": 0.2758856712
              },
              {
                "average": -0.2253289542,
                "count": 35570547,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.816936543,
                "variance": 96.3722431
              },
              {
                "average": 0,
                "count": 35570547,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.5658087,
                "count": 35570547,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.312874125,
                "variance": 5.349386719
              },
              {
                "average": 216082191.8,
                "count": 35570547,
                "maximum": 216084415.2,
                "minimum": 216079588.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1367.129475,
                "variance": 1869043.001
              },
              {
                "average": 0,
                "count": 35570547,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35570547,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35570547,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35570547,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35570547,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715545.8837,
              5365589.104,
              749.9683374,
              717103.0437,
              5367147.064,
              1058.948337
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715545.8836619233,
                    5365589.103692176,
                    749.9683373736871
                  ],
                  [
                    715545.8836619233,
                    5367147.063692177,
                    749.9683373736871
                  ],
                  [
                    717103.0436619233,
                    5367147.063692177,
                    1058.948337373687
                  ],
                  [
                    717103.0436619233,
                    5365589.103692176,
                    1058.948337373687
                  ],
                  [
                    715545.8836619233,
                    5365589.103692176,
                    749.9683373736871
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:13:35+00:00",
            "end_time": "2018-07-19T23:53:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10800248722767,
              48.59548194223326,
              926.2608492216325
            ],
            [
              -120.10720229736394,
              48.609484518350506,
              926.2608492216325
            ],
            [
              -120.08610671861665,
              48.60895224732675,
              1509.8008492216325
            ],
            [
              -120.08691272376795,
              48.59494993164382,
              1509.8008492216325
            ],
            [
              -120.10800248722767,
              48.59548194223326,
              926.2608492216325
            ]
          ]
        ]
      },
      "bbox": [
        -120.1080025,
        48.59494993,
        926.2608492,
        -120.0861067,
        48.60948452,
        1509.800849
      ],
      "properties": {
        "datetime": "2018-07-20T02:14:33Z",
        "pc:count": 48773835,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713932.5425,
            "count": 48773835,
            "maximum": 714781.453,
            "minimum": 713224.433,
            "name": "X",
            "position": 0,
            "stddev": 450.9048305,
            "variance": 203315.1661
          },
          {
            "average": 5387341.694,
            "count": 48773835,
            "maximum": 5388085.355,
            "minimum": 5386526.875,
            "name": "Y",
            "position": 1,
            "stddev": 428.8817657,
            "variance": 183939.569
          },
          {
            "average": 1214.151457,
            "count": 48773835,
            "maximum": 1509.800849,
            "minimum": 926.2608492,
            "name": "Z",
            "position": 2,
            "stddev": 112.6317333,
            "variance": 12685.90735
          },
          {
            "average": 752.6158452,
            "count": 48773835,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 465.1756573,
            "variance": 216388.3922
          },
          {
            "average": 1.441613972,
            "count": 48773835,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7654767658,
            "variance": 0.585954679
          },
          {
            "average": 1.883107551,
            "count": 48773835,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.058799878,
            "variance": 1.121057182
          },
          {
            "average": 0.4968151059,
            "count": 48773835,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999898615,
            "variance": 0.2499898616
          },
          {
            "average": 0.0002976800984,
            "count": 48773835,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0172508403,
            "variance": 0.000297591491
          },
          {
            "average": 1.340425148,
            "count": 48773835,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5345293529,
            "variance": 0.2857216291
          },
          {
            "average": -0.4222298743,
            "count": 48773835,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.38525374,
            "variance": 153.3945101
          },
          {
            "average": 0,
            "count": 48773835,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.44969984,
            "count": 48773835,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.306908756,
            "variance": 5.321828007
          },
          {
            "average": 216085834,
            "count": 48773835,
            "maximum": 216088073,
            "minimum": 216083086.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1370.886026,
            "variance": 1879328.496
          },
          {
            "average": 0,
            "count": 48773835,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48773835,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48773835,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48773835,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48773835,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713224.433,
          5386526.875,
          926.2608492,
          714781.453,
          5388085.355,
          1509.800849
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713224.4330197398,
                5386526.874930292,
                926.2608492216325
              ],
              [
                713224.4330197398,
                5388085.354930293,
                926.2608492216325
              ],
              [
                714781.4530197398,
                5388085.354930293,
                1509.8008492216325
              ],
              [
                714781.4530197398,
                5386526.874930292,
                1509.8008492216325
              ],
              [
                713224.4330197398,
                5386526.874930292,
                926.2608492216325
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:14:33+00:00",
        "end_time": "2018-07-20T00:51:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1080025,
            48.59494993,
            926.2608492,
            -120.0861067,
            48.60948452,
            1509.800849
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10800248722767,
                  48.59548194223326,
                  926.2608492216325
                ],
                [
                  -120.10720229736394,
                  48.609484518350506,
                  926.2608492216325
                ],
                [
                  -120.08610671861665,
                  48.60895224732675,
                  1509.8008492216325
                ],
                [
                  -120.08691272376795,
                  48.59494993164382,
                  1509.8008492216325
                ],
                [
                  -120.10800248722767,
                  48.59548194223326,
                  926.2608492216325
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:14:33Z",
            "pc:count": 48773835,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713932.5425,
                "count": 48773835,
                "maximum": 714781.453,
                "minimum": 713224.433,
                "name": "X",
                "position": 0,
                "stddev": 450.9048305,
                "variance": 203315.1661
              },
              {
                "average": 5387341.694,
                "count": 48773835,
                "maximum": 5388085.355,
                "minimum": 5386526.875,
                "name": "Y",
                "position": 1,
                "stddev": 428.8817657,
                "variance": 183939.569
              },
              {
                "average": 1214.151457,
                "count": 48773835,
                "maximum": 1509.800849,
                "minimum": 926.2608492,
                "name": "Z",
                "position": 2,
                "stddev": 112.6317333,
                "variance": 12685.90735
              },
              {
                "average": 752.6158452,
                "count": 48773835,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 465.1756573,
                "variance": 216388.3922
              },
              {
                "average": 1.441613972,
                "count": 48773835,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7654767658,
                "variance": 0.585954679
              },
              {
                "average": 1.883107551,
                "count": 48773835,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.058799878,
                "variance": 1.121057182
              },
              {
                "average": 0.4968151059,
                "count": 48773835,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999898615,
                "variance": 0.2499898616
              },
              {
                "average": 0.0002976800984,
                "count": 48773835,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0172508403,
                "variance": 0.000297591491
              },
              {
                "average": 1.340425148,
                "count": 48773835,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5345293529,
                "variance": 0.2857216291
              },
              {
                "average": -0.4222298743,
                "count": 48773835,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.38525374,
                "variance": 153.3945101
              },
              {
                "average": 0,
                "count": 48773835,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.44969984,
                "count": 48773835,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.306908756,
                "variance": 5.321828007
              },
              {
                "average": 216085834,
                "count": 48773835,
                "maximum": 216088073,
                "minimum": 216083086.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1370.886026,
                "variance": 1879328.496
              },
              {
                "average": 0,
                "count": 48773835,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48773835,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48773835,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48773835,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48773835,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713224.433,
              5386526.875,
              926.2608492,
              714781.453,
              5388085.355,
              1509.800849
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713224.4330197398,
                    5386526.874930292,
                    926.2608492216325
                  ],
                  [
                    713224.4330197398,
                    5388085.354930293,
                    926.2608492216325
                  ],
                  [
                    714781.4530197398,
                    5388085.354930293,
                    1509.8008492216325
                  ],
                  [
                    714781.4530197398,
                    5386526.874930292,
                    1509.8008492216325
                  ],
                  [
                    713224.4330197398,
                    5386526.874930292,
                    926.2608492216325
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:14:33+00:00",
            "end_time": "2018-07-20T00:51:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14801113745635,
              48.36602368723829,
              483.30430614620525
            ],
            [
              -120.14722855200581,
              48.38002354148395,
              483.30430614620525
            ],
            [
              -120.1262264000469,
              48.37950042674575,
              696.6243061462052
            ],
            [
              -120.12701472764553,
              48.36550082815076,
              696.6243061462052
            ],
            [
              -120.14801113745635,
              48.36602368723829,
              483.30430614620525
            ]
          ]
        ]
      },
      "bbox": [
        -120.1480111,
        48.36550083,
        483.3043061,
        -120.1262264,
        48.38002354,
        696.6243061
      ],
      "properties": {
        "datetime": "2018-07-20T15:58:44Z",
        "pc:count": 30521036,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712026.9595,
            "count": 30521036,
            "maximum": 712783.2359,
            "minimum": 711226.1559,
            "name": "X",
            "position": 0,
            "stddev": 450.6229308,
            "variance": 203061.0257
          },
          {
            "average": 5361657.244,
            "count": 30521036,
            "maximum": 5362472.283,
            "minimum": 5360914.223,
            "name": "Y",
            "position": 1,
            "stddev": 446.4111334,
            "variance": 199282.9
          },
          {
            "average": 554.8964068,
            "count": 30521036,
            "maximum": 696.6243061,
            "minimum": 483.3043061,
            "name": "Z",
            "position": 2,
            "stddev": 64.67998674,
            "variance": 4183.500684
          },
          {
            "average": 1036.266872,
            "count": 30521036,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 492.8474175,
            "variance": 242898.5769
          },
          {
            "average": 1.142559053,
            "count": 30521036,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4219703571,
            "variance": 0.1780589823
          },
          {
            "average": 1.285098022,
            "count": 30521036,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6093418116,
            "variance": 0.3712974434
          },
          {
            "average": 0.4956334379,
            "count": 30521036,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499980941,
            "variance": 0.2499809413
          },
          {
            "average": 0.0002962546881,
            "count": 30521036,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01720950118,
            "variance": 0.0002961669309
          },
          {
            "average": 1.530647682,
            "count": 30521036,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5185653181,
            "variance": 0.2689099891
          },
          {
            "average": -0.7796250595,
            "count": 30521036,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.958111392,
            "variance": 99.1639825
          },
          {
            "average": 0,
            "count": 30521036,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 153.8756687,
            "count": 30521036,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 40.86516,
            "variance": 1669.961302
          },
          {
            "average": 216123449,
            "count": 30521036,
            "maximum": 216137524.4,
            "minimum": 216089202.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20498.12861,
            "variance": 420173276.4
          },
          {
            "average": 0,
            "count": 30521036,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30521036,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30521036,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30521036,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30521036,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711226.1559,
          5360914.223,
          483.3043061,
          712783.2359,
          5362472.283,
          696.6243061
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711226.1559161823,
                5360914.222942685,
                483.30430614620525
              ],
              [
                711226.1559161823,
                5362472.282942685,
                483.30430614620525
              ],
              [
                712783.2359161824,
                5362472.282942685,
                696.6243061462052
              ],
              [
                712783.2359161824,
                5360914.222942685,
                696.6243061462052
              ],
              [
                711226.1559161823,
                5360914.222942685,
                483.30430614620525
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:58:44+00:00",
        "end_time": "2018-07-20T02:33:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1480111,
            48.36550083,
            483.3043061,
            -120.1262264,
            48.38002354,
            696.6243061
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14801113745635,
                  48.36602368723829,
                  483.30430614620525
                ],
                [
                  -120.14722855200581,
                  48.38002354148395,
                  483.30430614620525
                ],
                [
                  -120.1262264000469,
                  48.37950042674575,
                  696.6243061462052
                ],
                [
                  -120.12701472764553,
                  48.36550082815076,
                  696.6243061462052
                ],
                [
                  -120.14801113745635,
                  48.36602368723829,
                  483.30430614620525
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:58:44Z",
            "pc:count": 30521036,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712026.9595,
                "count": 30521036,
                "maximum": 712783.2359,
                "minimum": 711226.1559,
                "name": "X",
                "position": 0,
                "stddev": 450.6229308,
                "variance": 203061.0257
              },
              {
                "average": 5361657.244,
                "count": 30521036,
                "maximum": 5362472.283,
                "minimum": 5360914.223,
                "name": "Y",
                "position": 1,
                "stddev": 446.4111334,
                "variance": 199282.9
              },
              {
                "average": 554.8964068,
                "count": 30521036,
                "maximum": 696.6243061,
                "minimum": 483.3043061,
                "name": "Z",
                "position": 2,
                "stddev": 64.67998674,
                "variance": 4183.500684
              },
              {
                "average": 1036.266872,
                "count": 30521036,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 492.8474175,
                "variance": 242898.5769
              },
              {
                "average": 1.142559053,
                "count": 30521036,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4219703571,
                "variance": 0.1780589823
              },
              {
                "average": 1.285098022,
                "count": 30521036,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6093418116,
                "variance": 0.3712974434
              },
              {
                "average": 0.4956334379,
                "count": 30521036,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499980941,
                "variance": 0.2499809413
              },
              {
                "average": 0.0002962546881,
                "count": 30521036,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01720950118,
                "variance": 0.0002961669309
              },
              {
                "average": 1.530647682,
                "count": 30521036,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5185653181,
                "variance": 0.2689099891
              },
              {
                "average": -0.7796250595,
                "count": 30521036,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.958111392,
                "variance": 99.1639825
              },
              {
                "average": 0,
                "count": 30521036,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 153.8756687,
                "count": 30521036,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 40.86516,
                "variance": 1669.961302
              },
              {
                "average": 216123449,
                "count": 30521036,
                "maximum": 216137524.4,
                "minimum": 216089202.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20498.12861,
                "variance": 420173276.4
              },
              {
                "average": 0,
                "count": 30521036,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30521036,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30521036,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30521036,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30521036,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711226.1559,
              5360914.223,
              483.3043061,
              712783.2359,
              5362472.283,
              696.6243061
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711226.1559161823,
                    5360914.222942685,
                    483.30430614620525
                  ],
                  [
                    711226.1559161823,
                    5362472.282942685,
                    483.30430614620525
                  ],
                  [
                    712783.2359161824,
                    5362472.282942685,
                    696.6243061462052
                  ],
                  [
                    712783.2359161824,
                    5360914.222942685,
                    696.6243061462052
                  ],
                  [
                    711226.1559161823,
                    5360914.222942685,
                    483.30430614620525
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:58:44+00:00",
            "end_time": "2018-07-20T02:33:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12787111909492,
              48.4065308862766,
              509.8744317905527
            ],
            [
              -120.12708197159645,
              48.42052895748362,
              509.8744317905527
            ],
            [
              -120.10606270175597,
              48.42000181620828,
              903.7344317905527
            ],
            [
              -120.1068576033599,
              48.40600400263083,
              903.7344317905527
            ],
            [
              -120.12787111909492,
              48.4065308862766,
              509.8744317905527
            ]
          ]
        ]
      },
      "bbox": [
        -120.1278711,
        48.406004,
        509.8744318,
        -120.1060627,
        48.42052896,
        903.7344318
      ],
      "properties": {
        "datetime": "2018-07-20T03:10:07Z",
        "pc:count": 30431070,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713335.4216,
            "count": 30431070,
            "maximum": 714105.9148,
            "minimum": 712548.7748,
            "name": "X",
            "position": 0,
            "stddev": 406.9616997,
            "variance": 165617.825
          },
          {
            "average": 5366245.489,
            "count": 30431070,
            "maximum": 5367029.701,
            "minimum": 5365471.801,
            "name": "Y",
            "position": 1,
            "stddev": 446.3560025,
            "variance": 199233.681
          },
          {
            "average": 661.9819049,
            "count": 30431070,
            "maximum": 903.7344318,
            "minimum": 509.8744318,
            "name": "Z",
            "position": 2,
            "stddev": 92.15467355,
            "variance": 8492.483856
          },
          {
            "average": 1119.28602,
            "count": 30431070,
            "maximum": 4095,
            "minimum": 70,
            "name": "Intensity",
            "position": 3,
            "stddev": 427.3344643,
            "variance": 182614.7443
          },
          {
            "average": 1.065101556,
            "count": 30431070,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2941057613,
            "variance": 0.08649819883
          },
          {
            "average": 1.130186418,
            "count": 30431070,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4360369451,
            "variance": 0.1901282175
          },
          {
            "average": 0.4944320394,
            "count": 30431070,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999690051,
            "variance": 0.249969006
          },
          {
            "average": 0.0002137946513,
            "count": 30431070,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01462015561,
            "variance": 0.0002137489502
          },
          {
            "average": 1.598689957,
            "count": 30431070,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5267876196,
            "variance": 0.2775051962
          },
          {
            "average": 0.7806562546,
            "count": 30431070,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.402419441,
            "variance": 88.40549135
          },
          {
            "average": 0,
            "count": 30431070,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.68496589,
            "count": 30431070,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.292873556,
            "variance": 5.257269146
          },
          {
            "average": 216088978.1,
            "count": 30431070,
            "maximum": 216091407,
            "minimum": 216086880,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1311.25707,
            "variance": 1719395.105
          },
          {
            "average": 0,
            "count": 30431070,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30431070,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30431070,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30431070,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30431070,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712548.7748,
          5365471.801,
          509.8744318,
          714105.9148,
          5367029.701,
          903.7344318
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712548.7748365735,
                5365471.800774449,
                509.8744317905527
              ],
              [
                712548.7748365735,
                5367029.700774449,
                509.8744317905527
              ],
              [
                714105.9148365734,
                5367029.700774449,
                903.7344317905527
              ],
              [
                714105.9148365734,
                5365471.800774449,
                903.7344317905527
              ],
              [
                712548.7748365735,
                5365471.800774449,
                509.8744317905527
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:10:07+00:00",
        "end_time": "2018-07-20T01:54:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1278711,
            48.406004,
            509.8744318,
            -120.1060627,
            48.42052896,
            903.7344318
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12787111909492,
                  48.4065308862766,
                  509.8744317905527
                ],
                [
                  -120.12708197159645,
                  48.42052895748362,
                  509.8744317905527
                ],
                [
                  -120.10606270175597,
                  48.42000181620828,
                  903.7344317905527
                ],
                [
                  -120.1068576033599,
                  48.40600400263083,
                  903.7344317905527
                ],
                [
                  -120.12787111909492,
                  48.4065308862766,
                  509.8744317905527
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:10:07Z",
            "pc:count": 30431070,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713335.4216,
                "count": 30431070,
                "maximum": 714105.9148,
                "minimum": 712548.7748,
                "name": "X",
                "position": 0,
                "stddev": 406.9616997,
                "variance": 165617.825
              },
              {
                "average": 5366245.489,
                "count": 30431070,
                "maximum": 5367029.701,
                "minimum": 5365471.801,
                "name": "Y",
                "position": 1,
                "stddev": 446.3560025,
                "variance": 199233.681
              },
              {
                "average": 661.9819049,
                "count": 30431070,
                "maximum": 903.7344318,
                "minimum": 509.8744318,
                "name": "Z",
                "position": 2,
                "stddev": 92.15467355,
                "variance": 8492.483856
              },
              {
                "average": 1119.28602,
                "count": 30431070,
                "maximum": 4095,
                "minimum": 70,
                "name": "Intensity",
                "position": 3,
                "stddev": 427.3344643,
                "variance": 182614.7443
              },
              {
                "average": 1.065101556,
                "count": 30431070,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2941057613,
                "variance": 0.08649819883
              },
              {
                "average": 1.130186418,
                "count": 30431070,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4360369451,
                "variance": 0.1901282175
              },
              {
                "average": 0.4944320394,
                "count": 30431070,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999690051,
                "variance": 0.249969006
              },
              {
                "average": 0.0002137946513,
                "count": 30431070,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01462015561,
                "variance": 0.0002137489502
              },
              {
                "average": 1.598689957,
                "count": 30431070,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5267876196,
                "variance": 0.2775051962
              },
              {
                "average": 0.7806562546,
                "count": 30431070,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.402419441,
                "variance": 88.40549135
              },
              {
                "average": 0,
                "count": 30431070,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.68496589,
                "count": 30431070,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.292873556,
                "variance": 5.257269146
              },
              {
                "average": 216088978.1,
                "count": 30431070,
                "maximum": 216091407,
                "minimum": 216086880,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1311.25707,
                "variance": 1719395.105
              },
              {
                "average": 0,
                "count": 30431070,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30431070,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30431070,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30431070,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30431070,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712548.7748,
              5365471.801,
              509.8744318,
              714105.9148,
              5367029.701,
              903.7344318
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712548.7748365735,
                    5365471.800774449,
                    509.8744317905527
                  ],
                  [
                    712548.7748365735,
                    5367029.700774449,
                    509.8744317905527
                  ],
                  [
                    714105.9148365734,
                    5367029.700774449,
                    903.7344317905527
                  ],
                  [
                    714105.9148365734,
                    5365471.800774449,
                    903.7344317905527
                  ],
                  [
                    712548.7748365735,
                    5365471.800774449,
                    509.8744317905527
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:10:07+00:00",
            "end_time": "2018-07-20T01:54:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10759107771759,
              48.39305488061337,
              685.547038089703
            ],
            [
              -120.10679666719072,
              48.40705399280902,
              685.547038089703
            ],
            [
              -120.08578494723413,
              48.40652329730893,
              951.7670380897031
            ],
            [
              -120.08658510728708,
              48.39252444448442,
              951.7670380897031
            ],
            [
              -120.10759107771759,
              48.39305488061337,
              685.547038089703
            ]
          ]
        ]
      },
      "bbox": [
        -120.1075911,
        48.39252444,
        685.5470381,
        -120.0857849,
        48.40705399,
        951.7670381
      ],
      "properties": {
        "datetime": "2018-07-20T02:22:03Z",
        "pc:count": 34192266,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714880.1886,
            "count": 34192266,
            "maximum": 715663.0333,
            "minimum": 714106.0133,
            "name": "X",
            "position": 0,
            "stddev": 440.7338587,
            "variance": 194246.3342
          },
          {
            "average": 5364830.929,
            "count": 34192266,
            "maximum": 5365588.664,
            "minimum": 5364030.624,
            "name": "Y",
            "position": 1,
            "stddev": 437.1620291,
            "variance": 191110.6397
          },
          {
            "average": 793.199403,
            "count": 34192266,
            "maximum": 951.7670381,
            "minimum": 685.5470381,
            "name": "Z",
            "position": 2,
            "stddev": 67.49382009,
            "variance": 4555.41575
          },
          {
            "average": 1231.36726,
            "count": 34192266,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 304.1814814,
            "variance": 92526.37362
          },
          {
            "average": 1.013930782,
            "count": 34192266,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1323018006,
            "variance": 0.01750376643
          },
          {
            "average": 1.027856914,
            "count": 34192266,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1958968263,
            "variance": 0.03837556654
          },
          {
            "average": 0.4946092488,
            "count": 34192266,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999709463,
            "variance": 0.2499709471
          },
          {
            "average": 0.0002785132755,
            "count": 34192266,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01668639308,
            "variance": 0.000278435714
          },
          {
            "average": 1.626251913,
            "count": 34192266,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.513666394,
            "variance": 0.2638531644
          },
          {
            "average": -0.3686729195,
            "count": 34192266,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.01549286,
            "variance": 100.3100972
          },
          {
            "average": 0,
            "count": 34192266,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.36190933,
            "count": 34192266,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.200355411,
            "variance": 4.841563933
          },
          {
            "average": 216085730.6,
            "count": 34192266,
            "maximum": 216088523.6,
            "minimum": 216083524,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1353.440088,
            "variance": 1831800.072
          },
          {
            "average": 0,
            "count": 34192266,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34192266,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34192266,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34192266,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34192266,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714106.0133,
          5364030.624,
          685.5470381,
          715663.0333,
          5365588.664,
          951.7670381
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714106.0133244991,
                5364030.623984391,
                685.547038089703
              ],
              [
                714106.0133244991,
                5365588.66398439,
                685.547038089703
              ],
              [
                715663.0333244991,
                5365588.66398439,
                951.7670380897031
              ],
              [
                715663.0333244991,
                5364030.623984391,
                951.7670380897031
              ],
              [
                714106.0133244991,
                5364030.623984391,
                685.547038089703
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:22:03+00:00",
        "end_time": "2018-07-20T00:58:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1075911,
            48.39252444,
            685.5470381,
            -120.0857849,
            48.40705399,
            951.7670381
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10759107771759,
                  48.39305488061337,
                  685.547038089703
                ],
                [
                  -120.10679666719072,
                  48.40705399280902,
                  685.547038089703
                ],
                [
                  -120.08578494723413,
                  48.40652329730893,
                  951.7670380897031
                ],
                [
                  -120.08658510728708,
                  48.39252444448442,
                  951.7670380897031
                ],
                [
                  -120.10759107771759,
                  48.39305488061337,
                  685.547038089703
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:22:03Z",
            "pc:count": 34192266,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714880.1886,
                "count": 34192266,
                "maximum": 715663.0333,
                "minimum": 714106.0133,
                "name": "X",
                "position": 0,
                "stddev": 440.7338587,
                "variance": 194246.3342
              },
              {
                "average": 5364830.929,
                "count": 34192266,
                "maximum": 5365588.664,
                "minimum": 5364030.624,
                "name": "Y",
                "position": 1,
                "stddev": 437.1620291,
                "variance": 191110.6397
              },
              {
                "average": 793.199403,
                "count": 34192266,
                "maximum": 951.7670381,
                "minimum": 685.5470381,
                "name": "Z",
                "position": 2,
                "stddev": 67.49382009,
                "variance": 4555.41575
              },
              {
                "average": 1231.36726,
                "count": 34192266,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 304.1814814,
                "variance": 92526.37362
              },
              {
                "average": 1.013930782,
                "count": 34192266,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1323018006,
                "variance": 0.01750376643
              },
              {
                "average": 1.027856914,
                "count": 34192266,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1958968263,
                "variance": 0.03837556654
              },
              {
                "average": 0.4946092488,
                "count": 34192266,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999709463,
                "variance": 0.2499709471
              },
              {
                "average": 0.0002785132755,
                "count": 34192266,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01668639308,
                "variance": 0.000278435714
              },
              {
                "average": 1.626251913,
                "count": 34192266,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.513666394,
                "variance": 0.2638531644
              },
              {
                "average": -0.3686729195,
                "count": 34192266,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.01549286,
                "variance": 100.3100972
              },
              {
                "average": 0,
                "count": 34192266,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.36190933,
                "count": 34192266,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.200355411,
                "variance": 4.841563933
              },
              {
                "average": 216085730.6,
                "count": 34192266,
                "maximum": 216088523.6,
                "minimum": 216083524,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1353.440088,
                "variance": 1831800.072
              },
              {
                "average": 0,
                "count": 34192266,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34192266,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34192266,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34192266,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34192266,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714106.0133,
              5364030.624,
              685.5470381,
              715663.0333,
              5365588.664,
              951.7670381
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714106.0133244991,
                    5364030.623984391,
                    685.547038089703
                  ],
                  [
                    714106.0133244991,
                    5365588.66398439,
                    685.547038089703
                  ],
                  [
                    715663.0333244991,
                    5365588.66398439,
                    951.7670380897031
                  ],
                  [
                    715663.0333244991,
                    5364030.623984391,
                    951.7670380897031
                  ],
                  [
                    714106.0133244991,
                    5364030.623984391,
                    685.547038089703
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:22:03+00:00",
            "end_time": "2018-07-20T00:58:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1480487852578,
              48.37951764185509,
              486.7192860650181
            ],
            [
              -120.14726585952076,
              48.39351710416353,
              486.7192860650181
            ],
            [
              -120.12625923365533,
              48.392993914502185,
              696.539286065018
            ],
            [
              -120.12704790533661,
              48.37899470788834,
              696.539286065018
            ],
            [
              -120.1480487852578,
              48.37951764185509,
              486.7192860650181
            ]
          ]
        ]
      },
      "bbox": [
        -120.1480488,
        48.37899471,
        486.7192861,
        -120.1262592,
        48.3935171,
        696.5392861
      ],
      "properties": {
        "datetime": "2018-07-20T15:59:08Z",
        "pc:count": 30059799,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711989.1631,
            "count": 30059799,
            "maximum": 712724.5236,
            "minimum": 711167.5236,
            "name": "X",
            "position": 0,
            "stddev": 447.4883172,
            "variance": 200245.7941
          },
          {
            "average": 5363191.319,
            "count": 30059799,
            "maximum": 5363971.817,
            "minimum": 5362413.797,
            "name": "Y",
            "position": 1,
            "stddev": 440.6356699,
            "variance": 194159.7936
          },
          {
            "average": 545.0663141,
            "count": 30059799,
            "maximum": 696.5392861,
            "minimum": 486.7192861,
            "name": "Z",
            "position": 2,
            "stddev": 58.8947292,
            "variance": 3468.589127
          },
          {
            "average": 1046.375047,
            "count": 30059799,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 469.9711946,
            "variance": 220872.9237
          },
          {
            "average": 1.132112028,
            "count": 30059799,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3962690008,
            "variance": 0.157029121
          },
          {
            "average": 1.264184534,
            "count": 30059799,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5669775862,
            "variance": 0.3214635832
          },
          {
            "average": 0.4957210792,
            "count": 30059799,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999816988,
            "variance": 0.2499816992
          },
          {
            "average": 0.0003114125946,
            "count": 30059799,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01764413861,
            "variance": 0.0003113156272
          },
          {
            "average": 1.515365189,
            "count": 30059799,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5149652796,
            "variance": 0.2651892392
          },
          {
            "average": -0.881332411,
            "count": 30059799,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.926825027,
            "variance": 98.54185512
          },
          {
            "average": 0,
            "count": 30059799,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 152.7204302,
            "count": 30059799,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 41.29653052,
            "variance": 1705.403433
          },
          {
            "average": 216122873.6,
            "count": 30059799,
            "maximum": 216137548.5,
            "minimum": 216089228.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20723.87081,
            "variance": 429478821.4
          },
          {
            "average": 0,
            "count": 30059799,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30059799,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30059799,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30059799,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30059799,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711167.5236,
          5362413.797,
          486.7192861,
          712724.5236,
          5363971.817,
          696.5392861
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711167.5236027648,
                5362413.7968478035,
                486.7192860650181
              ],
              [
                711167.5236027648,
                5363971.816847803,
                486.7192860650181
              ],
              [
                712724.5236027648,
                5363971.816847803,
                696.539286065018
              ],
              [
                712724.5236027648,
                5362413.7968478035,
                696.539286065018
              ],
              [
                711167.5236027648,
                5362413.7968478035,
                486.7192860650181
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:59:08+00:00",
        "end_time": "2018-07-20T02:33:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1480488,
            48.37899471,
            486.7192861,
            -120.1262592,
            48.3935171,
            696.5392861
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1480487852578,
                  48.37951764185509,
                  486.7192860650181
                ],
                [
                  -120.14726585952076,
                  48.39351710416353,
                  486.7192860650181
                ],
                [
                  -120.12625923365533,
                  48.392993914502185,
                  696.539286065018
                ],
                [
                  -120.12704790533661,
                  48.37899470788834,
                  696.539286065018
                ],
                [
                  -120.1480487852578,
                  48.37951764185509,
                  486.7192860650181
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:59:08Z",
            "pc:count": 30059799,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711989.1631,
                "count": 30059799,
                "maximum": 712724.5236,
                "minimum": 711167.5236,
                "name": "X",
                "position": 0,
                "stddev": 447.4883172,
                "variance": 200245.7941
              },
              {
                "average": 5363191.319,
                "count": 30059799,
                "maximum": 5363971.817,
                "minimum": 5362413.797,
                "name": "Y",
                "position": 1,
                "stddev": 440.6356699,
                "variance": 194159.7936
              },
              {
                "average": 545.0663141,
                "count": 30059799,
                "maximum": 696.5392861,
                "minimum": 486.7192861,
                "name": "Z",
                "position": 2,
                "stddev": 58.8947292,
                "variance": 3468.589127
              },
              {
                "average": 1046.375047,
                "count": 30059799,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 469.9711946,
                "variance": 220872.9237
              },
              {
                "average": 1.132112028,
                "count": 30059799,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3962690008,
                "variance": 0.157029121
              },
              {
                "average": 1.264184534,
                "count": 30059799,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5669775862,
                "variance": 0.3214635832
              },
              {
                "average": 0.4957210792,
                "count": 30059799,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999816988,
                "variance": 0.2499816992
              },
              {
                "average": 0.0003114125946,
                "count": 30059799,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01764413861,
                "variance": 0.0003113156272
              },
              {
                "average": 1.515365189,
                "count": 30059799,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5149652796,
                "variance": 0.2651892392
              },
              {
                "average": -0.881332411,
                "count": 30059799,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.926825027,
                "variance": 98.54185512
              },
              {
                "average": 0,
                "count": 30059799,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 152.7204302,
                "count": 30059799,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 41.29653052,
                "variance": 1705.403433
              },
              {
                "average": 216122873.6,
                "count": 30059799,
                "maximum": 216137548.5,
                "minimum": 216089228.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20723.87081,
                "variance": 429478821.4
              },
              {
                "average": 0,
                "count": 30059799,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30059799,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30059799,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30059799,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30059799,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711167.5236,
              5362413.797,
              486.7192861,
              712724.5236,
              5363971.817,
              696.5392861
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711167.5236027648,
                    5362413.7968478035,
                    486.7192860650181
                  ],
                  [
                    711167.5236027648,
                    5363971.816847803,
                    486.7192860650181
                  ],
                  [
                    712724.5236027648,
                    5363971.816847803,
                    696.539286065018
                  ],
                  [
                    712724.5236027648,
                    5362413.7968478035,
                    696.539286065018
                  ],
                  [
                    711167.5236027648,
                    5362413.7968478035,
                    486.7192860650181
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:59:08+00:00",
            "end_time": "2018-07-20T02:33:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08752212717482,
              48.50102850401561,
              1053.833819260081
            ],
            [
              -120.08671906818536,
              48.515028900372485,
              1053.833819260081
            ],
            [
              -120.06566068140336,
              48.51449358962608,
              1506.6138192600813
            ],
            [
              -120.06646952499894,
              48.500493455040974,
              1506.6138192600813
            ],
            [
              -120.08752212717482,
              48.50102850401561,
              1053.833819260081
            ]
          ]
        ]
      },
      "bbox": [
        -120.0875221,
        48.50049346,
        1053.833819,
        -120.0656607,
        48.5150289,
        1506.613819
      ],
      "properties": {
        "datetime": "2018-07-20T01:16:36Z",
        "pc:count": 49630274,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715911.525,
            "count": 49630274,
            "maximum": 716691.7641,
            "minimum": 715134.5641,
            "name": "X",
            "position": 0,
            "stddev": 426.0393617,
            "variance": 181509.5377
          },
          {
            "average": 5376889.734,
            "count": 49630274,
            "maximum": 5377645.082,
            "minimum": 5376086.842,
            "name": "Y",
            "position": 1,
            "stddev": 434.1732456,
            "variance": 188506.4072
          },
          {
            "average": 1248.898104,
            "count": 49630274,
            "maximum": 1506.613819,
            "minimum": 1053.833819,
            "name": "Z",
            "position": 2,
            "stddev": 78.02224911,
            "variance": 6087.471356
          },
          {
            "average": 764.6254026,
            "count": 49630274,
            "maximum": 4095,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 472.0519014,
            "variance": 222832.9976
          },
          {
            "average": 1.413538438,
            "count": 49630274,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7296845015,
            "variance": 0.5324394718
          },
          {
            "average": 1.827031924,
            "count": 49630274,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.006369261,
            "variance": 1.012779089
          },
          {
            "average": 0.4976362008,
            "count": 49630274,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944175,
            "variance": 0.2499944175
          },
          {
            "average": 0.00027128603,
            "count": 49630274,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01646852875,
            "variance": 0.0002712124393
          },
          {
            "average": 1.331739676,
            "count": 49630274,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5343339207,
            "variance": 0.2855127388
          },
          {
            "average": -0.006789267764,
            "count": 49630274,
            "maximum": 21,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.1826144,
            "variance": 148.4160937
          },
          {
            "average": 0,
            "count": 49630274,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.10892138,
            "count": 49630274,
            "maximum": 78,
            "minimum": 68,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.318809269,
            "variance": 5.376876428
          },
          {
            "average": 216082199.5,
            "count": 49630274,
            "maximum": 216084596.4,
            "minimum": 216078612.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1388.438657,
            "variance": 1927761.904
          },
          {
            "average": 0,
            "count": 49630274,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49630274,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49630274,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49630274,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49630274,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715134.5641,
          5376086.842,
          1053.833819,
          716691.7641,
          5377645.082,
          1506.613819
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715134.564072989,
                5376086.842029438,
                1053.833819260081
              ],
              [
                715134.564072989,
                5377645.082029439,
                1053.833819260081
              ],
              [
                716691.764072989,
                5377645.082029439,
                1506.6138192600813
              ],
              [
                716691.764072989,
                5376086.842029438,
                1506.6138192600813
              ],
              [
                715134.564072989,
                5376086.842029438,
                1053.833819260081
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:16:36+00:00",
        "end_time": "2018-07-19T23:36:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0875221,
            48.50049346,
            1053.833819,
            -120.0656607,
            48.5150289,
            1506.613819
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08752212717482,
                  48.50102850401561,
                  1053.833819260081
                ],
                [
                  -120.08671906818536,
                  48.515028900372485,
                  1053.833819260081
                ],
                [
                  -120.06566068140336,
                  48.51449358962608,
                  1506.6138192600813
                ],
                [
                  -120.06646952499894,
                  48.500493455040974,
                  1506.6138192600813
                ],
                [
                  -120.08752212717482,
                  48.50102850401561,
                  1053.833819260081
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:16:36Z",
            "pc:count": 49630274,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715911.525,
                "count": 49630274,
                "maximum": 716691.7641,
                "minimum": 715134.5641,
                "name": "X",
                "position": 0,
                "stddev": 426.0393617,
                "variance": 181509.5377
              },
              {
                "average": 5376889.734,
                "count": 49630274,
                "maximum": 5377645.082,
                "minimum": 5376086.842,
                "name": "Y",
                "position": 1,
                "stddev": 434.1732456,
                "variance": 188506.4072
              },
              {
                "average": 1248.898104,
                "count": 49630274,
                "maximum": 1506.613819,
                "minimum": 1053.833819,
                "name": "Z",
                "position": 2,
                "stddev": 78.02224911,
                "variance": 6087.471356
              },
              {
                "average": 764.6254026,
                "count": 49630274,
                "maximum": 4095,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 472.0519014,
                "variance": 222832.9976
              },
              {
                "average": 1.413538438,
                "count": 49630274,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7296845015,
                "variance": 0.5324394718
              },
              {
                "average": 1.827031924,
                "count": 49630274,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.006369261,
                "variance": 1.012779089
              },
              {
                "average": 0.4976362008,
                "count": 49630274,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944175,
                "variance": 0.2499944175
              },
              {
                "average": 0.00027128603,
                "count": 49630274,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01646852875,
                "variance": 0.0002712124393
              },
              {
                "average": 1.331739676,
                "count": 49630274,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5343339207,
                "variance": 0.2855127388
              },
              {
                "average": -0.006789267764,
                "count": 49630274,
                "maximum": 21,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.1826144,
                "variance": 148.4160937
              },
              {
                "average": 0,
                "count": 49630274,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.10892138,
                "count": 49630274,
                "maximum": 78,
                "minimum": 68,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.318809269,
                "variance": 5.376876428
              },
              {
                "average": 216082199.5,
                "count": 49630274,
                "maximum": 216084596.4,
                "minimum": 216078612.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1388.438657,
                "variance": 1927761.904
              },
              {
                "average": 0,
                "count": 49630274,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49630274,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49630274,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49630274,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49630274,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715134.5641,
              5376086.842,
              1053.833819,
              716691.7641,
              5377645.082,
              1506.613819
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715134.564072989,
                    5376086.842029438,
                    1053.833819260081
                  ],
                  [
                    715134.564072989,
                    5377645.082029439,
                    1053.833819260081
                  ],
                  [
                    716691.764072989,
                    5377645.082029439,
                    1506.6138192600813
                  ],
                  [
                    716691.764072989,
                    5376086.842029438,
                    1506.6138192600813
                  ],
                  [
                    715134.564072989,
                    5376086.842029438,
                    1053.833819260081
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:16:36+00:00",
            "end_time": "2018-07-19T23:36:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08734395752263,
              48.393071164089974,
              705.9418788509643
            ],
            [
              -120.08654394926388,
              48.40707074382033,
              705.9418788509643
            ],
            [
              -120.06553071248292,
              48.406536301718205,
              978.8018788509642
            ],
            [
              -120.06633647066984,
              48.3925369831988,
              978.8018788509642
            ],
            [
              -120.08734395752263,
              48.393071164089974,
              705.9418788509643
            ]
          ]
        ]
      },
      "bbox": [
        -120.087344,
        48.39253698,
        705.9418789,
        -120.0655307,
        48.40707074,
        978.8018789
      ],
      "properties": {
        "datetime": "2018-07-20T01:13:09Z",
        "pc:count": 36129658,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716402.0794,
            "count": 36129658,
            "maximum": 717161.7142,
            "minimum": 715604.5542,
            "name": "X",
            "position": 0,
            "stddev": 429.5330161,
            "variance": 184498.6119
          },
          {
            "average": 5364877.837,
            "count": 36129658,
            "maximum": 5365647.367,
            "minimum": 5364089.247,
            "name": "Y",
            "position": 1,
            "stddev": 439.4461626,
            "variance": 193112.9299
          },
          {
            "average": 834.7899654,
            "count": 36129658,
            "maximum": 978.8018789,
            "minimum": 705.9418789,
            "name": "Z",
            "position": 2,
            "stddev": 50.15882056,
            "variance": 2515.90728
          },
          {
            "average": 1303.474225,
            "count": 36129658,
            "maximum": 4095,
            "minimum": 86,
            "name": "Intensity",
            "position": 3,
            "stddev": 249.798298,
            "variance": 62399.18968
          },
          {
            "average": 1.001108535,
            "count": 36129658,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03476106276,
            "variance": 0.001208331484
          },
          {
            "average": 1.002216932,
            "count": 36129658,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.05015069819,
            "variance": 0.002515092529
          },
          {
            "average": 0.4953691231,
            "count": 36129658,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999785614,
            "variance": 0.2499785619
          },
          {
            "average": 0.0002552196868,
            "count": 36129658,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01597355805,
            "variance": 0.0002551545568
          },
          {
            "average": 1.606065742,
            "count": 36129658,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5049177312,
            "variance": 0.2549419153
          },
          {
            "average": -0.2431000448,
            "count": 36129658,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.474521407,
            "variance": 89.76655589
          },
          {
            "average": 0,
            "count": 36129658,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.56853115,
            "count": 36129658,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.377450982,
            "variance": 5.65227317
          },
          {
            "average": 216082189.5,
            "count": 36129658,
            "maximum": 216084389.7,
            "minimum": 216079562.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1410.665175,
            "variance": 1989976.237
          },
          {
            "average": 0,
            "count": 36129658,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36129658,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36129658,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36129658,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36129658,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715604.5542,
          5364089.247,
          705.9418789,
          717161.7142,
          5365647.367,
          978.8018789
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715604.5542499183,
                5364089.247472993,
                705.9418788509643
              ],
              [
                715604.5542499183,
                5365647.367472992,
                705.9418788509643
              ],
              [
                717161.7142499182,
                5365647.367472992,
                978.8018788509642
              ],
              [
                717161.7142499182,
                5364089.247472993,
                978.8018788509642
              ],
              [
                715604.5542499183,
                5364089.247472993,
                705.9418788509643
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:13:09+00:00",
        "end_time": "2018-07-19T23:52:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.087344,
            48.39253698,
            705.9418789,
            -120.0655307,
            48.40707074,
            978.8018789
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08734395752263,
                  48.393071164089974,
                  705.9418788509643
                ],
                [
                  -120.08654394926388,
                  48.40707074382033,
                  705.9418788509643
                ],
                [
                  -120.06553071248292,
                  48.406536301718205,
                  978.8018788509642
                ],
                [
                  -120.06633647066984,
                  48.3925369831988,
                  978.8018788509642
                ],
                [
                  -120.08734395752263,
                  48.393071164089974,
                  705.9418788509643
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:13:09Z",
            "pc:count": 36129658,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716402.0794,
                "count": 36129658,
                "maximum": 717161.7142,
                "minimum": 715604.5542,
                "name": "X",
                "position": 0,
                "stddev": 429.5330161,
                "variance": 184498.6119
              },
              {
                "average": 5364877.837,
                "count": 36129658,
                "maximum": 5365647.367,
                "minimum": 5364089.247,
                "name": "Y",
                "position": 1,
                "stddev": 439.4461626,
                "variance": 193112.9299
              },
              {
                "average": 834.7899654,
                "count": 36129658,
                "maximum": 978.8018789,
                "minimum": 705.9418789,
                "name": "Z",
                "position": 2,
                "stddev": 50.15882056,
                "variance": 2515.90728
              },
              {
                "average": 1303.474225,
                "count": 36129658,
                "maximum": 4095,
                "minimum": 86,
                "name": "Intensity",
                "position": 3,
                "stddev": 249.798298,
                "variance": 62399.18968
              },
              {
                "average": 1.001108535,
                "count": 36129658,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03476106276,
                "variance": 0.001208331484
              },
              {
                "average": 1.002216932,
                "count": 36129658,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.05015069819,
                "variance": 0.002515092529
              },
              {
                "average": 0.4953691231,
                "count": 36129658,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999785614,
                "variance": 0.2499785619
              },
              {
                "average": 0.0002552196868,
                "count": 36129658,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01597355805,
                "variance": 0.0002551545568
              },
              {
                "average": 1.606065742,
                "count": 36129658,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5049177312,
                "variance": 0.2549419153
              },
              {
                "average": -0.2431000448,
                "count": 36129658,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.474521407,
                "variance": 89.76655589
              },
              {
                "average": 0,
                "count": 36129658,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.56853115,
                "count": 36129658,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.377450982,
                "variance": 5.65227317
              },
              {
                "average": 216082189.5,
                "count": 36129658,
                "maximum": 216084389.7,
                "minimum": 216079562.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1410.665175,
                "variance": 1989976.237
              },
              {
                "average": 0,
                "count": 36129658,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36129658,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36129658,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36129658,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36129658,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715604.5542,
              5364089.247,
              705.9418789,
              717161.7142,
              5365647.367,
              978.8018789
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715604.5542499183,
                    5364089.247472993,
                    705.9418788509643
                  ],
                  [
                    715604.5542499183,
                    5365647.367472992,
                    705.9418788509643
                  ],
                  [
                    717161.7142499182,
                    5365647.367472992,
                    978.8018788509642
                  ],
                  [
                    717161.7142499182,
                    5364089.247472993,
                    978.8018788509642
                  ],
                  [
                    715604.5542499183,
                    5364089.247472993,
                    705.9418788509643
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:13:09+00:00",
            "end_time": "2018-07-19T23:52:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12783914989627,
              48.39303704084588,
              492.9825500304861
            ],
            [
              -120.12705040783813,
              48.4070344258142,
              492.9825500304861
            ],
            [
              -120.10603696977353,
              48.40650739499825,
              881.6425500304862
            ],
            [
              -120.10683146132165,
              48.39251026757821,
              881.6425500304862
            ],
            [
              -120.12783914989627,
              48.39303704084588,
              492.9825500304861
            ]
          ]
        ]
      },
      "bbox": [
        -120.1278391,
        48.39251027,
        492.98255,
        -120.106037,
        48.40703443,
        881.64255
      ],
      "properties": {
        "datetime": "2018-07-20T03:10:29Z",
        "pc:count": 29664915,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713404.8306,
            "count": 29664915,
            "maximum": 714164.5243,
            "minimum": 712607.4043,
            "name": "X",
            "position": 0,
            "stddev": 405.6532444,
            "variance": 164554.5547
          },
          {
            "average": 5364738.799,
            "count": 29664915,
            "maximum": 5365530.042,
            "minimum": 5363972.222,
            "name": "Y",
            "position": 1,
            "stddev": 422.0098131,
            "variance": 178092.2824
          },
          {
            "average": 656.6926965,
            "count": 29664915,
            "maximum": 881.64255,
            "minimum": 492.98255,
            "name": "Z",
            "position": 2,
            "stddev": 109.6405893,
            "variance": 12021.05882
          },
          {
            "average": 996.762988,
            "count": 29664915,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 435.9429934,
            "variance": 190046.2935
          },
          {
            "average": 1.121312129,
            "count": 29664915,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4012651571,
            "variance": 0.1610137263
          },
          {
            "average": 1.242634574,
            "count": 29664915,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5890907993,
            "variance": 0.3470279698
          },
          {
            "average": 0.495867829,
            "count": 29664915,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999829333,
            "variance": 0.2499829336
          },
          {
            "average": 0.0002268336181,
            "count": 29664915,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01505928857,
            "variance": 0.0002267821723
          },
          {
            "average": 1.563450426,
            "count": 29664915,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5496116665,
            "variance": 0.3020729839
          },
          {
            "average": 0.9592691539,
            "count": 29664915,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.255772979,
            "variance": 85.66933344
          },
          {
            "average": 0,
            "count": 29664915,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.6304935,
            "count": 29664915,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.346115843,
            "variance": 5.50425955
          },
          {
            "average": 216088948.7,
            "count": 29664915,
            "maximum": 216091429.8,
            "minimum": 216086852.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1349.202745,
            "variance": 1820348.046
          },
          {
            "average": 0,
            "count": 29664915,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29664915,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29664915,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29664915,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29664915,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712607.4043,
          5363972.222,
          492.98255,
          714164.5243,
          5365530.042,
          881.64255
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712607.4043060867,
                5363972.221753205,
                492.9825500304861
              ],
              [
                712607.4043060867,
                5365530.0417532055,
                492.9825500304861
              ],
              [
                714164.5243060868,
                5365530.0417532055,
                881.6425500304862
              ],
              [
                714164.5243060868,
                5363972.221753205,
                881.6425500304862
              ],
              [
                712607.4043060867,
                5363972.221753205,
                492.9825500304861
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:10:29+00:00",
        "end_time": "2018-07-20T01:54:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1278391,
            48.39251027,
            492.98255,
            -120.106037,
            48.40703443,
            881.64255
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12783914989627,
                  48.39303704084588,
                  492.9825500304861
                ],
                [
                  -120.12705040783813,
                  48.4070344258142,
                  492.9825500304861
                ],
                [
                  -120.10603696977353,
                  48.40650739499825,
                  881.6425500304862
                ],
                [
                  -120.10683146132165,
                  48.39251026757821,
                  881.6425500304862
                ],
                [
                  -120.12783914989627,
                  48.39303704084588,
                  492.9825500304861
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:10:29Z",
            "pc:count": 29664915,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713404.8306,
                "count": 29664915,
                "maximum": 714164.5243,
                "minimum": 712607.4043,
                "name": "X",
                "position": 0,
                "stddev": 405.6532444,
                "variance": 164554.5547
              },
              {
                "average": 5364738.799,
                "count": 29664915,
                "maximum": 5365530.042,
                "minimum": 5363972.222,
                "name": "Y",
                "position": 1,
                "stddev": 422.0098131,
                "variance": 178092.2824
              },
              {
                "average": 656.6926965,
                "count": 29664915,
                "maximum": 881.64255,
                "minimum": 492.98255,
                "name": "Z",
                "position": 2,
                "stddev": 109.6405893,
                "variance": 12021.05882
              },
              {
                "average": 996.762988,
                "count": 29664915,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 435.9429934,
                "variance": 190046.2935
              },
              {
                "average": 1.121312129,
                "count": 29664915,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4012651571,
                "variance": 0.1610137263
              },
              {
                "average": 1.242634574,
                "count": 29664915,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5890907993,
                "variance": 0.3470279698
              },
              {
                "average": 0.495867829,
                "count": 29664915,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999829333,
                "variance": 0.2499829336
              },
              {
                "average": 0.0002268336181,
                "count": 29664915,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01505928857,
                "variance": 0.0002267821723
              },
              {
                "average": 1.563450426,
                "count": 29664915,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5496116665,
                "variance": 0.3020729839
              },
              {
                "average": 0.9592691539,
                "count": 29664915,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.255772979,
                "variance": 85.66933344
              },
              {
                "average": 0,
                "count": 29664915,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.6304935,
                "count": 29664915,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.346115843,
                "variance": 5.50425955
              },
              {
                "average": 216088948.7,
                "count": 29664915,
                "maximum": 216091429.8,
                "minimum": 216086852.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1349.202745,
                "variance": 1820348.046
              },
              {
                "average": 0,
                "count": 29664915,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29664915,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29664915,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29664915,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29664915,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712607.4043,
              5363972.222,
              492.98255,
              714164.5243,
              5365530.042,
              881.64255
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712607.4043060867,
                    5363972.221753205,
                    492.9825500304861
                  ],
                  [
                    712607.4043060867,
                    5365530.0417532055,
                    492.9825500304861
                  ],
                  [
                    714164.5243060868,
                    5365530.0417532055,
                    881.6425500304862
                  ],
                  [
                    714164.5243060868,
                    5363972.221753205,
                    881.6425500304862
                  ],
                  [
                    712607.4043060867,
                    5363972.221753205,
                    492.9825500304861
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:10:29+00:00",
            "end_time": "2018-07-20T01:54:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14808643629925,
              48.393012448350866,
              345.8288087771441
            ],
            [
              -120.14730319020249,
              48.40701115930818,
              345.8288087771441
            ],
            [
              -120.12628965756649,
              48.40648783404851,
              650.408808777144
            ],
            [
              -120.12707865392431,
              48.392489378852865,
              650.408808777144
            ],
            [
              -120.14808643629925,
              48.393012448350866,
              345.8288087771441
            ]
          ]
        ]
      },
      "bbox": [
        -120.1480864,
        48.39248938,
        345.8288088,
        -120.1262897,
        48.40701116,
        650.4088088
      ],
      "properties": {
        "datetime": "2018-07-20T15:59:34Z",
        "pc:count": 31082135,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711914.9044,
            "count": 31082135,
            "maximum": 712665.9772,
            "minimum": 711108.8772,
            "name": "X",
            "position": 0,
            "stddev": 438.196531,
            "variance": 192016.1998
          },
          {
            "average": 5364667.103,
            "count": 31082135,
            "maximum": 5365471.408,
            "minimum": 5363913.468,
            "name": "Y",
            "position": 1,
            "stddev": 437.0357327,
            "variance": 191000.2316
          },
          {
            "average": 523.7132107,
            "count": 31082135,
            "maximum": 650.4088088,
            "minimum": 345.8288088,
            "name": "Z",
            "position": 2,
            "stddev": 35.1148713,
            "variance": 1233.054187
          },
          {
            "average": 1074.803398,
            "count": 31082135,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 516.5270151,
            "variance": 266800.1573
          },
          {
            "average": 1.147620554,
            "count": 31082135,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4212000562,
            "variance": 0.1774094873
          },
          {
            "average": 1.295224475,
            "count": 31082135,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6023310008,
            "variance": 0.3628026345
          },
          {
            "average": 0.4960551455,
            "count": 31082135,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999844459,
            "variance": 0.2499844462
          },
          {
            "average": 0.0003086338825,
            "count": 31082135,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01756526793,
            "variance": 0.0003085386375
          },
          {
            "average": 1.511126665,
            "count": 31082135,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5116572561,
            "variance": 0.2617931478
          },
          {
            "average": -0.5968292915,
            "count": 31082135,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.949700624,
            "variance": 98.9965425
          },
          {
            "average": 0,
            "count": 31082135,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 155.0182429,
            "count": 31082135,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 40.20026574,
            "variance": 1616.061366
          },
          {
            "average": 216124029.4,
            "count": 31082135,
            "maximum": 216137574.3,
            "minimum": 216089252.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20184.1363,
            "variance": 407399358.2
          },
          {
            "average": 0,
            "count": 31082135,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31082135,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31082135,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31082135,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31082135,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711108.8772,
          5363913.468,
          345.8288088,
          712665.9772,
          5365471.408,
          650.4088088
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711108.8772139014,
                5363913.468095831,
                345.8288087771441
              ],
              [
                711108.8772139014,
                5365471.40809583,
                345.8288087771441
              ],
              [
                712665.9772139015,
                5365471.40809583,
                650.408808777144
              ],
              [
                712665.9772139015,
                5363913.468095831,
                650.408808777144
              ],
              [
                711108.8772139014,
                5363913.468095831,
                345.8288087771441
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:59:34+00:00",
        "end_time": "2018-07-20T02:34:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1480864,
            48.39248938,
            345.8288088,
            -120.1262897,
            48.40701116,
            650.4088088
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14808643629925,
                  48.393012448350866,
                  345.8288087771441
                ],
                [
                  -120.14730319020249,
                  48.40701115930818,
                  345.8288087771441
                ],
                [
                  -120.12628965756649,
                  48.40648783404851,
                  650.408808777144
                ],
                [
                  -120.12707865392431,
                  48.392489378852865,
                  650.408808777144
                ],
                [
                  -120.14808643629925,
                  48.393012448350866,
                  345.8288087771441
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:59:34Z",
            "pc:count": 31082135,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711914.9044,
                "count": 31082135,
                "maximum": 712665.9772,
                "minimum": 711108.8772,
                "name": "X",
                "position": 0,
                "stddev": 438.196531,
                "variance": 192016.1998
              },
              {
                "average": 5364667.103,
                "count": 31082135,
                "maximum": 5365471.408,
                "minimum": 5363913.468,
                "name": "Y",
                "position": 1,
                "stddev": 437.0357327,
                "variance": 191000.2316
              },
              {
                "average": 523.7132107,
                "count": 31082135,
                "maximum": 650.4088088,
                "minimum": 345.8288088,
                "name": "Z",
                "position": 2,
                "stddev": 35.1148713,
                "variance": 1233.054187
              },
              {
                "average": 1074.803398,
                "count": 31082135,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 516.5270151,
                "variance": 266800.1573
              },
              {
                "average": 1.147620554,
                "count": 31082135,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4212000562,
                "variance": 0.1774094873
              },
              {
                "average": 1.295224475,
                "count": 31082135,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6023310008,
                "variance": 0.3628026345
              },
              {
                "average": 0.4960551455,
                "count": 31082135,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999844459,
                "variance": 0.2499844462
              },
              {
                "average": 0.0003086338825,
                "count": 31082135,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01756526793,
                "variance": 0.0003085386375
              },
              {
                "average": 1.511126665,
                "count": 31082135,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5116572561,
                "variance": 0.2617931478
              },
              {
                "average": -0.5968292915,
                "count": 31082135,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.949700624,
                "variance": 98.9965425
              },
              {
                "average": 0,
                "count": 31082135,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 155.0182429,
                "count": 31082135,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 40.20026574,
                "variance": 1616.061366
              },
              {
                "average": 216124029.4,
                "count": 31082135,
                "maximum": 216137574.3,
                "minimum": 216089252.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20184.1363,
                "variance": 407399358.2
              },
              {
                "average": 0,
                "count": 31082135,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31082135,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31082135,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31082135,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31082135,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711108.8772,
              5363913.468,
              345.8288088,
              712665.9772,
              5365471.408,
              650.4088088
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711108.8772139014,
                    5363913.468095831,
                    345.8288087771441
                  ],
                  [
                    711108.8772139014,
                    5365471.40809583,
                    345.8288087771441
                  ],
                  [
                    712665.9772139015,
                    5365471.40809583,
                    650.408808777144
                  ],
                  [
                    712665.9772139015,
                    5363913.468095831,
                    650.408808777144
                  ],
                  [
                    711108.8772139014,
                    5363913.468095831,
                    345.8288087771441
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:59:34+00:00",
            "end_time": "2018-07-20T02:34:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14789925336596,
              48.32554339338357,
              748.1734431359096
            ],
            [
              -120.14711786865576,
              48.33954118869522,
              748.1734431359096
            ],
            [
              -120.12613154377287,
              48.33901835987774,
              1352.7734431359095
            ],
            [
              -120.12691865727662,
              48.32502081999649,
              1352.7734431359095
            ],
            [
              -120.14789925336596,
              48.32554339338357,
              748.1734431359096
            ]
          ]
        ]
      },
      "bbox": [
        -120.1478993,
        48.32502082,
        748.1734431,
        -120.1261315,
        48.33954119,
        1352.773443
      ],
      "properties": {
        "datetime": "2018-07-20T15:57:33Z",
        "pc:count": 50674951,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712206.0765,
            "count": 50674951,
            "maximum": 712959.046,
            "minimum": 711401.906,
            "name": "X",
            "position": 0,
            "stddev": 438.5322957,
            "variance": 192310.5744
          },
          {
            "average": 5357196.852,
            "count": 50674951,
            "maximum": 5357973.509,
            "minimum": 5356415.689,
            "name": "Y",
            "position": 1,
            "stddev": 432.1149242,
            "variance": 186723.3077
          },
          {
            "average": 1081.609462,
            "count": 50674951,
            "maximum": 1352.773443,
            "minimum": 748.1734431,
            "name": "Z",
            "position": 2,
            "stddev": 105.634623,
            "variance": 11158.67357
          },
          {
            "average": 561.3535367,
            "count": 50674951,
            "maximum": 4095,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 440.379187,
            "variance": 193933.8284
          },
          {
            "average": 1.687699826,
            "count": 50674951,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8715329891,
            "variance": 0.7595697511
          },
          {
            "average": 2.375348444,
            "count": 50674951,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.057346025,
            "variance": 1.117980616
          },
          {
            "average": 0.4962167995,
            "count": 50674951,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999856921,
            "variance": 0.2499856923
          },
          {
            "average": 0.0003137250197,
            "count": 50674951,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01770950599,
            "variance": 0.0003136266025
          },
          {
            "average": 1.216114111,
            "count": 50674951,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.466412261,
            "variance": 0.2175403972
          },
          {
            "average": -0.5932187457,
            "count": 50674951,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.18327134,
            "variance": 148.4321004
          },
          {
            "average": 0,
            "count": 50674951,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 152.9950661,
            "count": 50674951,
            "maximum": 182,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 41.20403797,
            "variance": 1697.772745
          },
          {
            "average": 216123007.6,
            "count": 50674951,
            "maximum": 216137453.7,
            "minimum": 216089128.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20641.45617,
            "variance": 426069712.8
          },
          {
            "average": 0,
            "count": 50674951,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50674951,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50674951,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50674951,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50674951,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711401.906,
          5356415.689,
          748.1734431,
          712959.046,
          5357973.509,
          1352.773443
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711401.9059632629,
                5356415.688847865,
                748.1734431359096
              ],
              [
                711401.9059632629,
                5357973.508847865,
                748.1734431359096
              ],
              [
                712959.0459632628,
                5357973.508847865,
                1352.7734431359095
              ],
              [
                712959.0459632628,
                5356415.688847865,
                1352.7734431359095
              ],
              [
                711401.9059632629,
                5356415.688847865,
                748.1734431359096
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:57:33+00:00",
        "end_time": "2018-07-20T02:32:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1478993,
            48.32502082,
            748.1734431,
            -120.1261315,
            48.33954119,
            1352.773443
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14789925336596,
                  48.32554339338357,
                  748.1734431359096
                ],
                [
                  -120.14711786865576,
                  48.33954118869522,
                  748.1734431359096
                ],
                [
                  -120.12613154377287,
                  48.33901835987774,
                  1352.7734431359095
                ],
                [
                  -120.12691865727662,
                  48.32502081999649,
                  1352.7734431359095
                ],
                [
                  -120.14789925336596,
                  48.32554339338357,
                  748.1734431359096
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:57:33Z",
            "pc:count": 50674951,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712206.0765,
                "count": 50674951,
                "maximum": 712959.046,
                "minimum": 711401.906,
                "name": "X",
                "position": 0,
                "stddev": 438.5322957,
                "variance": 192310.5744
              },
              {
                "average": 5357196.852,
                "count": 50674951,
                "maximum": 5357973.509,
                "minimum": 5356415.689,
                "name": "Y",
                "position": 1,
                "stddev": 432.1149242,
                "variance": 186723.3077
              },
              {
                "average": 1081.609462,
                "count": 50674951,
                "maximum": 1352.773443,
                "minimum": 748.1734431,
                "name": "Z",
                "position": 2,
                "stddev": 105.634623,
                "variance": 11158.67357
              },
              {
                "average": 561.3535367,
                "count": 50674951,
                "maximum": 4095,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 440.379187,
                "variance": 193933.8284
              },
              {
                "average": 1.687699826,
                "count": 50674951,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8715329891,
                "variance": 0.7595697511
              },
              {
                "average": 2.375348444,
                "count": 50674951,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.057346025,
                "variance": 1.117980616
              },
              {
                "average": 0.4962167995,
                "count": 50674951,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999856921,
                "variance": 0.2499856923
              },
              {
                "average": 0.0003137250197,
                "count": 50674951,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01770950599,
                "variance": 0.0003136266025
              },
              {
                "average": 1.216114111,
                "count": 50674951,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.466412261,
                "variance": 0.2175403972
              },
              {
                "average": -0.5932187457,
                "count": 50674951,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.18327134,
                "variance": 148.4321004
              },
              {
                "average": 0,
                "count": 50674951,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 152.9950661,
                "count": 50674951,
                "maximum": 182,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 41.20403797,
                "variance": 1697.772745
              },
              {
                "average": 216123007.6,
                "count": 50674951,
                "maximum": 216137453.7,
                "minimum": 216089128.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20641.45617,
                "variance": 426069712.8
              },
              {
                "average": 0,
                "count": 50674951,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50674951,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50674951,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50674951,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50674951,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711401.906,
              5356415.689,
              748.1734431,
              712959.046,
              5357973.509,
              1352.773443
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711401.9059632629,
                    5356415.688847865,
                    748.1734431359096
                  ],
                  [
                    711401.9059632629,
                    5357973.508847865,
                    748.1734431359096
                  ],
                  [
                    712959.0459632628,
                    5357973.508847865,
                    1352.7734431359095
                  ],
                  [
                    712959.0459632628,
                    5356415.688847865,
                    1352.7734431359095
                  ],
                  [
                    711401.9059632629,
                    5356415.688847865,
                    748.1734431359096
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:57:33+00:00",
            "end_time": "2018-07-20T02:32:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10756322629663,
              48.37956164321882,
              594.1329591973973
            ],
            [
              -120.10676928624407,
              48.39355899102716,
              594.1329591973973
            ],
            [
              -120.08576285382489,
              48.39302839390802,
              996.9329591973973
            ],
            [
              -120.08656253849782,
              48.37903130537532,
              996.9329591973973
            ],
            [
              -120.10756322629663,
              48.37956164321882,
              594.1329591973973
            ]
          ]
        ]
      },
      "bbox": [
        -120.1075632,
        48.37903131,
        594.1329592,
        -120.0857629,
        48.39355899,
        996.9329592
      ],
      "properties": {
        "datetime": "2018-07-20T02:22:33Z",
        "pc:count": 34388315,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714922.7304,
            "count": 34388315,
            "maximum": 715721.7619,
            "minimum": 714164.7219,
            "name": "X",
            "position": 0,
            "stddev": 440.4153008,
            "variance": 193965.6372
          },
          {
            "average": 5363297.585,
            "count": 34388315,
            "maximum": 5364088.947,
            "minimum": 5362531.107,
            "name": "Y",
            "position": 1,
            "stddev": 433.8514499,
            "variance": 188227.0805
          },
          {
            "average": 745.6937311,
            "count": 34388315,
            "maximum": 996.9329592,
            "minimum": 594.1329592,
            "name": "Z",
            "position": 2,
            "stddev": 112.0026089,
            "variance": 12544.5844
          },
          {
            "average": 1143.137721,
            "count": 34388315,
            "maximum": 4095,
            "minimum": 79,
            "name": "Intensity",
            "position": 3,
            "stddev": 283.8126511,
            "variance": 80549.62094
          },
          {
            "average": 1.013418657,
            "count": 34388315,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1232933104,
            "variance": 0.01520124039
          },
          {
            "average": 1.026836703,
            "count": 34388315,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1788976453,
            "variance": 0.03200436749
          },
          {
            "average": 0.4958814062,
            "count": 34388315,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999830442,
            "variance": 0.2499830445
          },
          {
            "average": 0.0002861146293,
            "count": 34388315,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01691250354,
            "variance": 0.0002860327761
          },
          {
            "average": 1.611294011,
            "count": 34388315,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5317114929,
            "variance": 0.2827171117
          },
          {
            "average": -0.2718357249,
            "count": 34388315,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.833207536,
            "variance": 96.69197044
          },
          {
            "average": 0,
            "count": 34388315,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.46976736,
            "count": 34388315,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.217955379,
            "variance": 4.919326065
          },
          {
            "average": 216085798.9,
            "count": 34388315,
            "maximum": 216088553.6,
            "minimum": 216083552.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1366.890993,
            "variance": 1868390.988
          },
          {
            "average": 0,
            "count": 34388315,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34388315,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34388315,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34388315,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34388315,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714164.7219,
          5362531.107,
          594.1329592,
          715721.7619,
          5364088.947,
          996.9329592
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714164.7218975531,
                5362531.107453621,
                594.1329591973973
              ],
              [
                714164.7218975531,
                5364088.947453621,
                594.1329591973973
              ],
              [
                715721.7618975531,
                5364088.947453621,
                996.9329591973973
              ],
              [
                715721.7618975531,
                5362531.107453621,
                996.9329591973973
              ],
              [
                714164.7218975531,
                5362531.107453621,
                594.1329591973973
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:22:33+00:00",
        "end_time": "2018-07-20T00:59:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1075632,
            48.37903131,
            594.1329592,
            -120.0857629,
            48.39355899,
            996.9329592
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10756322629663,
                  48.37956164321882,
                  594.1329591973973
                ],
                [
                  -120.10676928624407,
                  48.39355899102716,
                  594.1329591973973
                ],
                [
                  -120.08576285382489,
                  48.39302839390802,
                  996.9329591973973
                ],
                [
                  -120.08656253849782,
                  48.37903130537532,
                  996.9329591973973
                ],
                [
                  -120.10756322629663,
                  48.37956164321882,
                  594.1329591973973
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:22:33Z",
            "pc:count": 34388315,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714922.7304,
                "count": 34388315,
                "maximum": 715721.7619,
                "minimum": 714164.7219,
                "name": "X",
                "position": 0,
                "stddev": 440.4153008,
                "variance": 193965.6372
              },
              {
                "average": 5363297.585,
                "count": 34388315,
                "maximum": 5364088.947,
                "minimum": 5362531.107,
                "name": "Y",
                "position": 1,
                "stddev": 433.8514499,
                "variance": 188227.0805
              },
              {
                "average": 745.6937311,
                "count": 34388315,
                "maximum": 996.9329592,
                "minimum": 594.1329592,
                "name": "Z",
                "position": 2,
                "stddev": 112.0026089,
                "variance": 12544.5844
              },
              {
                "average": 1143.137721,
                "count": 34388315,
                "maximum": 4095,
                "minimum": 79,
                "name": "Intensity",
                "position": 3,
                "stddev": 283.8126511,
                "variance": 80549.62094
              },
              {
                "average": 1.013418657,
                "count": 34388315,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1232933104,
                "variance": 0.01520124039
              },
              {
                "average": 1.026836703,
                "count": 34388315,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1788976453,
                "variance": 0.03200436749
              },
              {
                "average": 0.4958814062,
                "count": 34388315,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999830442,
                "variance": 0.2499830445
              },
              {
                "average": 0.0002861146293,
                "count": 34388315,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01691250354,
                "variance": 0.0002860327761
              },
              {
                "average": 1.611294011,
                "count": 34388315,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5317114929,
                "variance": 0.2827171117
              },
              {
                "average": -0.2718357249,
                "count": 34388315,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.833207536,
                "variance": 96.69197044
              },
              {
                "average": 0,
                "count": 34388315,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.46976736,
                "count": 34388315,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.217955379,
                "variance": 4.919326065
              },
              {
                "average": 216085798.9,
                "count": 34388315,
                "maximum": 216088553.6,
                "minimum": 216083552.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1366.890993,
                "variance": 1868390.988
              },
              {
                "average": 0,
                "count": 34388315,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34388315,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34388315,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34388315,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34388315,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714164.7219,
              5362531.107,
              594.1329592,
              715721.7619,
              5364088.947,
              996.9329592
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714164.7218975531,
                    5362531.107453621,
                    594.1329591973973
                  ],
                  [
                    714164.7218975531,
                    5364088.947453621,
                    594.1329591973973
                  ],
                  [
                    715721.7618975531,
                    5364088.947453621,
                    996.9329591973973
                  ],
                  [
                    715721.7618975531,
                    5362531.107453621,
                    996.9329591973973
                  ],
                  [
                    714164.7218975531,
                    5362531.107453621,
                    594.1329591973973
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:22:33+00:00",
            "end_time": "2018-07-20T00:59:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10794774164829,
              48.568489883528,
              819.67161032281
            ],
            [
              -120.10714836688653,
              48.582491267022526,
              819.67161032281
            ],
            [
              -120.08606267022492,
              48.5819591714135,
              1428.69161032281
            ],
            [
              -120.08686785152035,
              48.567958048214,
              1428.69161032281
            ],
            [
              -120.10794774164829,
              48.568489883528,
              819.67161032281
            ]
          ]
        ]
      },
      "bbox": [
        -120.1079477,
        48.56795805,
        819.6716103,
        -120.0860627,
        48.58249127,
        1428.69161
      ],
      "properties": {
        "datetime": "2018-07-20T02:15:33Z",
        "pc:count": 42430150,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714140.5433,
            "count": 42430150,
            "maximum": 714899.2375,
            "minimum": 713342.1175,
            "name": "X",
            "position": 0,
            "stddev": 436.3121431,
            "variance": 190368.2862
          },
          {
            "average": 5384302.839,
            "count": 42430150,
            "maximum": 5385085.482,
            "minimum": 5383527.142,
            "name": "Y",
            "position": 1,
            "stddev": 437.8287701,
            "variance": 191694.032
          },
          {
            "average": 1143.600834,
            "count": 42430150,
            "maximum": 1428.69161,
            "minimum": 819.6716103,
            "name": "Z",
            "position": 2,
            "stddev": 99.69922304,
            "variance": 9939.935074
          },
          {
            "average": 817.0736054,
            "count": 42430150,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 412.9954808,
            "variance": 170565.2671
          },
          {
            "average": 1.268937371,
            "count": 42430150,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5845608767,
            "variance": 0.3417114185
          },
          {
            "average": 1.53781257,
            "count": 42430150,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8269046376,
            "variance": 0.6837712797
          },
          {
            "average": 0.4959323971,
            "count": 42430150,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999834602,
            "variance": 0.2499834605
          },
          {
            "average": 0.0003041940695,
            "count": 42430150,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01743850747,
            "variance": 0.0003041015427
          },
          {
            "average": 1.374369028,
            "count": 42430150,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5460484324,
            "variance": 0.2981688905
          },
          {
            "average": -0.09902088538,
            "count": 42430150,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.09224549,
            "variance": 146.222401
          },
          {
            "average": 0,
            "count": 42430150,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.8000576,
            "count": 42430150,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.225269429,
            "variance": 4.951824031
          },
          {
            "average": 216085649.9,
            "count": 42430150,
            "maximum": 216088133.5,
            "minimum": 216083143.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1391.877023,
            "variance": 1937321.647
          },
          {
            "average": 0,
            "count": 42430150,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42430150,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42430150,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42430150,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42430150,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713342.1175,
          5383527.142,
          819.6716103,
          714899.2375,
          5385085.482,
          1428.69161
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713342.1174846876,
                5383527.141832155,
                819.67161032281
              ],
              [
                713342.1174846876,
                5385085.481832155,
                819.67161032281
              ],
              [
                714899.2374846877,
                5385085.481832155,
                1428.69161032281
              ],
              [
                714899.2374846877,
                5383527.141832155,
                1428.69161032281
              ],
              [
                713342.1174846876,
                5383527.141832155,
                819.67161032281
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:15:33+00:00",
        "end_time": "2018-07-20T00:52:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1079477,
            48.56795805,
            819.6716103,
            -120.0860627,
            48.58249127,
            1428.69161
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10794774164829,
                  48.568489883528,
                  819.67161032281
                ],
                [
                  -120.10714836688653,
                  48.582491267022526,
                  819.67161032281
                ],
                [
                  -120.08606267022492,
                  48.5819591714135,
                  1428.69161032281
                ],
                [
                  -120.08686785152035,
                  48.567958048214,
                  1428.69161032281
                ],
                [
                  -120.10794774164829,
                  48.568489883528,
                  819.67161032281
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:15:33Z",
            "pc:count": 42430150,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714140.5433,
                "count": 42430150,
                "maximum": 714899.2375,
                "minimum": 713342.1175,
                "name": "X",
                "position": 0,
                "stddev": 436.3121431,
                "variance": 190368.2862
              },
              {
                "average": 5384302.839,
                "count": 42430150,
                "maximum": 5385085.482,
                "minimum": 5383527.142,
                "name": "Y",
                "position": 1,
                "stddev": 437.8287701,
                "variance": 191694.032
              },
              {
                "average": 1143.600834,
                "count": 42430150,
                "maximum": 1428.69161,
                "minimum": 819.6716103,
                "name": "Z",
                "position": 2,
                "stddev": 99.69922304,
                "variance": 9939.935074
              },
              {
                "average": 817.0736054,
                "count": 42430150,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 412.9954808,
                "variance": 170565.2671
              },
              {
                "average": 1.268937371,
                "count": 42430150,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5845608767,
                "variance": 0.3417114185
              },
              {
                "average": 1.53781257,
                "count": 42430150,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8269046376,
                "variance": 0.6837712797
              },
              {
                "average": 0.4959323971,
                "count": 42430150,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999834602,
                "variance": 0.2499834605
              },
              {
                "average": 0.0003041940695,
                "count": 42430150,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01743850747,
                "variance": 0.0003041015427
              },
              {
                "average": 1.374369028,
                "count": 42430150,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5460484324,
                "variance": 0.2981688905
              },
              {
                "average": -0.09902088538,
                "count": 42430150,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.09224549,
                "variance": 146.222401
              },
              {
                "average": 0,
                "count": 42430150,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.8000576,
                "count": 42430150,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.225269429,
                "variance": 4.951824031
              },
              {
                "average": 216085649.9,
                "count": 42430150,
                "maximum": 216088133.5,
                "minimum": 216083143.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1391.877023,
                "variance": 1937321.647
              },
              {
                "average": 0,
                "count": 42430150,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42430150,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42430150,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42430150,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42430150,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713342.1175,
              5383527.142,
              819.6716103,
              714899.2375,
              5385085.482,
              1428.69161
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713342.1174846876,
                    5383527.141832155,
                    819.67161032281
                  ],
                  [
                    713342.1174846876,
                    5385085.481832155,
                    819.67161032281
                  ],
                  [
                    714899.2374846877,
                    5385085.481832155,
                    1428.69161032281
                  ],
                  [
                    714899.2374846877,
                    5383527.141832155,
                    1428.69161032281
                  ],
                  [
                    713342.1174846876,
                    5383527.141832155,
                    819.67161032281
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:15:33+00:00",
            "end_time": "2018-07-20T00:52:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18905911329875,
              48.52790308892996,
              571.0992296691461
            ],
            [
              -120.18828330644081,
              48.54190448216998,
              571.0992296691461
            ],
            [
              -120.16721568189159,
              48.54138763141999,
              938.0992296691461
            ],
            [
              -120.16799728283378,
              48.52738649097239,
              938.0992296691461
            ],
            [
              -120.18905911329875,
              48.52790308892996,
              571.0992296691461
            ]
          ]
        ]
      },
      "bbox": [
        -120.1890591,
        48.52738649,
        571.0992297,
        -120.1672157,
        48.54190448,
        938.0992297
      ],
      "properties": {
        "datetime": "2018-07-21T01:08:23Z",
        "pc:count": 44791617,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708251.803,
            "count": 44791617,
            "maximum": 709082.1847,
            "minimum": 707525.2647,
            "name": "X",
            "position": 0,
            "stddev": 427.5158478,
            "variance": 182769.8001
          },
          {
            "average": 5379596.469,
            "count": 44791617,
            "maximum": 5380351.117,
            "minimum": 5378792.897,
            "name": "Y",
            "position": 1,
            "stddev": 430.7204963,
            "variance": 185520.1459
          },
          {
            "average": 673.6263474,
            "count": 44791617,
            "maximum": 938.0992297,
            "minimum": 571.0992297,
            "name": "Z",
            "position": 2,
            "stddev": 108.2818102,
            "variance": 11724.95043
          },
          {
            "average": 804.035662,
            "count": 44791617,
            "maximum": 4095,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 439.3785055,
            "variance": 193053.4711
          },
          {
            "average": 1.234979706,
            "count": 44791617,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5112313213,
            "variance": 0.2613574639
          },
          {
            "average": 1.470076555,
            "count": 44791617,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7028483969,
            "variance": 0.4939958691
          },
          {
            "average": 0.496936045,
            "count": 44791617,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999906177,
            "variance": 0.2499906178
          },
          {
            "average": 0.0002629509892,
            "count": 44791617,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01621363167,
            "variance": 0.0002628818519
          },
          {
            "average": 1.341300784,
            "count": 44791617,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4976313045,
            "variance": 0.2476369153
          },
          {
            "average": 0.2853574162,
            "count": 44791617,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.888635668,
            "variance": 97.78511537
          },
          {
            "average": 0,
            "count": 44791617,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.4885743,
            "count": 44791617,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.591230157,
            "variance": 6.714473728
          },
          {
            "average": 216168165.8,
            "count": 44791617,
            "maximum": 216170503.8,
            "minimum": 216165072.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1394.229693,
            "variance": 1943876.437
          },
          {
            "average": 0,
            "count": 44791617,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44791617,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44791617,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44791617,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44791617,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707525.2647,
          5378792.897,
          571.0992297,
          709082.1847,
          5380351.117,
          938.0992297
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707525.264675567,
                5378792.897124565,
                571.0992296691461
              ],
              [
                707525.264675567,
                5380351.117124566,
                571.0992296691461
              ],
              [
                709082.184675567,
                5380351.117124566,
                938.0992296691461
              ],
              [
                709082.184675567,
                5378792.897124565,
                938.0992296691461
              ],
              [
                707525.264675567,
                5378792.897124565,
                571.0992296691461
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:08:23+00:00",
        "end_time": "2018-07-20T23:37:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1890591,
            48.52738649,
            571.0992297,
            -120.1672157,
            48.54190448,
            938.0992297
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18905911329875,
                  48.52790308892996,
                  571.0992296691461
                ],
                [
                  -120.18828330644081,
                  48.54190448216998,
                  571.0992296691461
                ],
                [
                  -120.16721568189159,
                  48.54138763141999,
                  938.0992296691461
                ],
                [
                  -120.16799728283378,
                  48.52738649097239,
                  938.0992296691461
                ],
                [
                  -120.18905911329875,
                  48.52790308892996,
                  571.0992296691461
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:08:23Z",
            "pc:count": 44791617,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708251.803,
                "count": 44791617,
                "maximum": 709082.1847,
                "minimum": 707525.2647,
                "name": "X",
                "position": 0,
                "stddev": 427.5158478,
                "variance": 182769.8001
              },
              {
                "average": 5379596.469,
                "count": 44791617,
                "maximum": 5380351.117,
                "minimum": 5378792.897,
                "name": "Y",
                "position": 1,
                "stddev": 430.7204963,
                "variance": 185520.1459
              },
              {
                "average": 673.6263474,
                "count": 44791617,
                "maximum": 938.0992297,
                "minimum": 571.0992297,
                "name": "Z",
                "position": 2,
                "stddev": 108.2818102,
                "variance": 11724.95043
              },
              {
                "average": 804.035662,
                "count": 44791617,
                "maximum": 4095,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 439.3785055,
                "variance": 193053.4711
              },
              {
                "average": 1.234979706,
                "count": 44791617,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5112313213,
                "variance": 0.2613574639
              },
              {
                "average": 1.470076555,
                "count": 44791617,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7028483969,
                "variance": 0.4939958691
              },
              {
                "average": 0.496936045,
                "count": 44791617,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999906177,
                "variance": 0.2499906178
              },
              {
                "average": 0.0002629509892,
                "count": 44791617,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01621363167,
                "variance": 0.0002628818519
              },
              {
                "average": 1.341300784,
                "count": 44791617,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4976313045,
                "variance": 0.2476369153
              },
              {
                "average": 0.2853574162,
                "count": 44791617,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.888635668,
                "variance": 97.78511537
              },
              {
                "average": 0,
                "count": 44791617,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.4885743,
                "count": 44791617,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.591230157,
                "variance": 6.714473728
              },
              {
                "average": 216168165.8,
                "count": 44791617,
                "maximum": 216170503.8,
                "minimum": 216165072.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1394.229693,
                "variance": 1943876.437
              },
              {
                "average": 0,
                "count": 44791617,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44791617,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44791617,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44791617,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44791617,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707525.2647,
              5378792.897,
              571.0992297,
              709082.1847,
              5380351.117,
              938.0992297
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707525.264675567,
                    5378792.897124565,
                    571.0992296691461
                  ],
                  [
                    707525.264675567,
                    5380351.117124566,
                    571.0992296691461
                  ],
                  [
                    709082.184675567,
                    5380351.117124566,
                    938.0992296691461
                  ],
                  [
                    709082.184675567,
                    5378792.897124565,
                    938.0992296691461
                  ],
                  [
                    707525.264675567,
                    5378792.897124565,
                    571.0992296691461
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:08:23+00:00",
            "end_time": "2018-07-20T23:37:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12790370030628,
              48.420023375353495,
              593.2000229329025
            ],
            [
              -120.12711404595098,
              48.43402392984518,
              593.2000229329025
            ],
            [
              -120.1060897500006,
              48.43349669861876,
              977.4400229329025
            ],
            [
              -120.10688516359863,
              48.41949640186107,
              977.4400229329025
            ],
            [
              -120.12790370030628,
              48.420023375353495,
              593.2000229329025
            ]
          ]
        ]
      },
      "bbox": [
        -120.1279037,
        48.4194964,
        593.2000229,
        -120.1060898,
        48.43402393,
        977.4400229
      ],
      "properties": {
        "datetime": "2018-07-20T03:09:42Z",
        "pc:count": 30153803,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713280.6907,
            "count": 30153803,
            "maximum": 714047.1951,
            "minimum": 712490.0951,
            "name": "X",
            "position": 0,
            "stddev": 412.0115974,
            "variance": 169753.5564
          },
          {
            "average": 5367758.752,
            "count": 30153803,
            "maximum": 5368529.41,
            "minimum": 5366971.23,
            "name": "Y",
            "position": 1,
            "stddev": 430.8015763,
            "variance": 185589.9981
          },
          {
            "average": 735.2815861,
            "count": 30153803,
            "maximum": 977.4400229,
            "minimum": 593.2000229,
            "name": "Z",
            "position": 2,
            "stddev": 85.93663379,
            "variance": 7385.105027
          },
          {
            "average": 1112.776761,
            "count": 30153803,
            "maximum": 4095,
            "minimum": 44,
            "name": "Intensity",
            "position": 3,
            "stddev": 363.7732472,
            "variance": 132330.9754
          },
          {
            "average": 1.058660959,
            "count": 30153803,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2837442383,
            "variance": 0.08051079277
          },
          {
            "average": 1.117372591,
            "count": 30153803,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4236972569,
            "variance": 0.1795193655
          },
          {
            "average": 0.4945184526,
            "count": 30153803,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49996996,
            "variance": 0.2499699609
          },
          {
            "average": 0.0002159263294,
            "count": 30153803,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01469284562,
            "variance": 0.0002158797124
          },
          {
            "average": 1.605620591,
            "count": 30153803,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5268367512,
            "variance": 0.2775569625
          },
          {
            "average": 1.258893097,
            "count": 30153803,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.611168045,
            "variance": 92.37455118
          },
          {
            "average": 0,
            "count": 30153803,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.72254544,
            "count": 30153803,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.312160953,
            "variance": 5.34608827
          },
          {
            "average": 216088993.7,
            "count": 30153803,
            "maximum": 216091382.4,
            "minimum": 216086906.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1314.415891,
            "variance": 1727689.134
          },
          {
            "average": 0,
            "count": 30153803,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30153803,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30153803,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30153803,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30153803,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712490.0951,
          5366971.23,
          593.2000229,
          714047.1951,
          5368529.41,
          977.4400229
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712490.0951413992,
                5366971.230016505,
                593.2000229329025
              ],
              [
                712490.0951413992,
                5368529.410016505,
                593.2000229329025
              ],
              [
                714047.1951413993,
                5368529.410016505,
                977.4400229329025
              ],
              [
                714047.1951413993,
                5366971.230016505,
                977.4400229329025
              ],
              [
                712490.0951413992,
                5366971.230016505,
                593.2000229329025
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:09:42+00:00",
        "end_time": "2018-07-20T01:55:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1279037,
            48.4194964,
            593.2000229,
            -120.1060898,
            48.43402393,
            977.4400229
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12790370030628,
                  48.420023375353495,
                  593.2000229329025
                ],
                [
                  -120.12711404595098,
                  48.43402392984518,
                  593.2000229329025
                ],
                [
                  -120.1060897500006,
                  48.43349669861876,
                  977.4400229329025
                ],
                [
                  -120.10688516359863,
                  48.41949640186107,
                  977.4400229329025
                ],
                [
                  -120.12790370030628,
                  48.420023375353495,
                  593.2000229329025
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:09:42Z",
            "pc:count": 30153803,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713280.6907,
                "count": 30153803,
                "maximum": 714047.1951,
                "minimum": 712490.0951,
                "name": "X",
                "position": 0,
                "stddev": 412.0115974,
                "variance": 169753.5564
              },
              {
                "average": 5367758.752,
                "count": 30153803,
                "maximum": 5368529.41,
                "minimum": 5366971.23,
                "name": "Y",
                "position": 1,
                "stddev": 430.8015763,
                "variance": 185589.9981
              },
              {
                "average": 735.2815861,
                "count": 30153803,
                "maximum": 977.4400229,
                "minimum": 593.2000229,
                "name": "Z",
                "position": 2,
                "stddev": 85.93663379,
                "variance": 7385.105027
              },
              {
                "average": 1112.776761,
                "count": 30153803,
                "maximum": 4095,
                "minimum": 44,
                "name": "Intensity",
                "position": 3,
                "stddev": 363.7732472,
                "variance": 132330.9754
              },
              {
                "average": 1.058660959,
                "count": 30153803,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2837442383,
                "variance": 0.08051079277
              },
              {
                "average": 1.117372591,
                "count": 30153803,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4236972569,
                "variance": 0.1795193655
              },
              {
                "average": 0.4945184526,
                "count": 30153803,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49996996,
                "variance": 0.2499699609
              },
              {
                "average": 0.0002159263294,
                "count": 30153803,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01469284562,
                "variance": 0.0002158797124
              },
              {
                "average": 1.605620591,
                "count": 30153803,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5268367512,
                "variance": 0.2775569625
              },
              {
                "average": 1.258893097,
                "count": 30153803,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.611168045,
                "variance": 92.37455118
              },
              {
                "average": 0,
                "count": 30153803,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.72254544,
                "count": 30153803,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.312160953,
                "variance": 5.34608827
              },
              {
                "average": 216088993.7,
                "count": 30153803,
                "maximum": 216091382.4,
                "minimum": 216086906.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1314.415891,
                "variance": 1727689.134
              },
              {
                "average": 0,
                "count": 30153803,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30153803,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30153803,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30153803,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30153803,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712490.0951,
              5366971.23,
              593.2000229,
              714047.1951,
              5368529.41,
              977.4400229
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712490.0951413992,
                    5366971.230016505,
                    593.2000229329025
                  ],
                  [
                    712490.0951413992,
                    5368529.410016505,
                    593.2000229329025
                  ],
                  [
                    714047.1951413993,
                    5368529.410016505,
                    977.4400229329025
                  ],
                  [
                    714047.1951413993,
                    5366971.230016505,
                    977.4400229329025
                  ],
                  [
                    712490.0951413992,
                    5366971.230016505,
                    593.2000229329025
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:09:42+00:00",
            "end_time": "2018-07-20T01:55:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08740910829101,
              48.433553740526825,
              821.9140306805737
            ],
            [
              -120.08660791853687,
              48.44755430032851,
              821.9140306805737
            ],
            [
              -120.06557879498524,
              48.44701955780066,
              1239.8540306805737
            ],
            [
              -120.06638574764013,
              48.43301925941991,
              1239.8540306805737
            ],
            [
              -120.08740910829101,
              48.433553740526825,
              821.9140306805737
            ]
          ]
        ]
      },
      "bbox": [
        -120.0874091,
        48.43301926,
        821.9140307,
        -120.0655788,
        48.4475543,
        1239.854031
      ],
      "properties": {
        "datetime": "2018-07-20T01:14:27Z",
        "pc:count": 34090265,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716193.9375,
            "count": 34090265,
            "maximum": 716985.6206,
            "minimum": 715428.5206,
            "name": "X",
            "position": 0,
            "stddev": 428.2799653,
            "variance": 183423.7287
          },
          {
            "average": 5369357.285,
            "count": 34090265,
            "maximum": 5370146.412,
            "minimum": 5368588.172,
            "name": "Y",
            "position": 1,
            "stddev": 427.6246612,
            "variance": 182862.8508
          },
          {
            "average": 1009.999311,
            "count": 34090265,
            "maximum": 1239.854031,
            "minimum": 821.9140307,
            "name": "Z",
            "position": 2,
            "stddev": 92.73666642,
            "variance": 8600.089299
          },
          {
            "average": 1232.389848,
            "count": 34090265,
            "maximum": 4095,
            "minimum": 48,
            "name": "Intensity",
            "position": 3,
            "stddev": 309.4166245,
            "variance": 95738.64753
          },
          {
            "average": 1.040604671,
            "count": 34090265,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.24718918,
            "variance": 0.06110249072
          },
          {
            "average": 1.081247066,
            "count": 34090265,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3756868738,
            "variance": 0.1411406271
          },
          {
            "average": 0.497637434,
            "count": 34090265,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944256,
            "variance": 0.2499944256
          },
          {
            "average": 0.0002497193847,
            "count": 34090265,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01580053899,
            "variance": 0.0002496570323
          },
          {
            "average": 1.559000201,
            "count": 34090265,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5289110387,
            "variance": 0.2797468869
          },
          {
            "average": -0.3490549964,
            "count": 34090265,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.24158014,
            "variance": 104.8899638
          },
          {
            "average": 0,
            "count": 34090265,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.71840354,
            "count": 34090265,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.344953822,
            "variance": 5.498808428
          },
          {
            "average": 216082275,
            "count": 34090265,
            "maximum": 216084467.1,
            "minimum": 216079643.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1378.32099,
            "variance": 1899768.751
          },
          {
            "average": 0,
            "count": 34090265,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34090265,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34090265,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34090265,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34090265,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715428.5206,
          5368588.172,
          821.9140307,
          716985.6206,
          5370146.412,
          1239.854031
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715428.5205505682,
                5368588.171878951,
                821.9140306805737
              ],
              [
                715428.5205505682,
                5370146.411878951,
                821.9140306805737
              ],
              [
                716985.6205505683,
                5370146.411878951,
                1239.8540306805737
              ],
              [
                716985.6205505683,
                5368588.171878951,
                1239.8540306805737
              ],
              [
                715428.5205505682,
                5368588.171878951,
                821.9140306805737
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:14:27+00:00",
        "end_time": "2018-07-19T23:54:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0874091,
            48.43301926,
            821.9140307,
            -120.0655788,
            48.4475543,
            1239.854031
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08740910829101,
                  48.433553740526825,
                  821.9140306805737
                ],
                [
                  -120.08660791853687,
                  48.44755430032851,
                  821.9140306805737
                ],
                [
                  -120.06557879498524,
                  48.44701955780066,
                  1239.8540306805737
                ],
                [
                  -120.06638574764013,
                  48.43301925941991,
                  1239.8540306805737
                ],
                [
                  -120.08740910829101,
                  48.433553740526825,
                  821.9140306805737
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:14:27Z",
            "pc:count": 34090265,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716193.9375,
                "count": 34090265,
                "maximum": 716985.6206,
                "minimum": 715428.5206,
                "name": "X",
                "position": 0,
                "stddev": 428.2799653,
                "variance": 183423.7287
              },
              {
                "average": 5369357.285,
                "count": 34090265,
                "maximum": 5370146.412,
                "minimum": 5368588.172,
                "name": "Y",
                "position": 1,
                "stddev": 427.6246612,
                "variance": 182862.8508
              },
              {
                "average": 1009.999311,
                "count": 34090265,
                "maximum": 1239.854031,
                "minimum": 821.9140307,
                "name": "Z",
                "position": 2,
                "stddev": 92.73666642,
                "variance": 8600.089299
              },
              {
                "average": 1232.389848,
                "count": 34090265,
                "maximum": 4095,
                "minimum": 48,
                "name": "Intensity",
                "position": 3,
                "stddev": 309.4166245,
                "variance": 95738.64753
              },
              {
                "average": 1.040604671,
                "count": 34090265,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.24718918,
                "variance": 0.06110249072
              },
              {
                "average": 1.081247066,
                "count": 34090265,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3756868738,
                "variance": 0.1411406271
              },
              {
                "average": 0.497637434,
                "count": 34090265,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944256,
                "variance": 0.2499944256
              },
              {
                "average": 0.0002497193847,
                "count": 34090265,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01580053899,
                "variance": 0.0002496570323
              },
              {
                "average": 1.559000201,
                "count": 34090265,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5289110387,
                "variance": 0.2797468869
              },
              {
                "average": -0.3490549964,
                "count": 34090265,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.24158014,
                "variance": 104.8899638
              },
              {
                "average": 0,
                "count": 34090265,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.71840354,
                "count": 34090265,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.344953822,
                "variance": 5.498808428
              },
              {
                "average": 216082275,
                "count": 34090265,
                "maximum": 216084467.1,
                "minimum": 216079643.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1378.32099,
                "variance": 1899768.751
              },
              {
                "average": 0,
                "count": 34090265,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34090265,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34090265,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34090265,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34090265,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715428.5206,
              5368588.172,
              821.9140307,
              716985.6206,
              5370146.412,
              1239.854031
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715428.5205505682,
                    5368588.171878951,
                    821.9140306805737
                  ],
                  [
                    715428.5205505682,
                    5370146.411878951,
                    821.9140306805737
                  ],
                  [
                    716985.6205505683,
                    5370146.411878951,
                    1239.8540306805737
                  ],
                  [
                    716985.6205505683,
                    5368588.171878951,
                    1239.8540306805737
                  ],
                  [
                    715428.5205505682,
                    5368588.171878951,
                    821.9140306805737
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:14:27+00:00",
            "end_time": "2018-07-19T23:54:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1481983508179,
              48.43349446091532,
              536.8498258926853
            ],
            [
              -120.14741394107024,
              48.44749451197226,
              536.8498258926853
            ],
            [
              -120.12638506098399,
              48.44697091479977,
              828.6498258926853
            ],
            [
              -120.12717523396682,
              48.43297111970581,
              828.6498258926853
            ],
            [
              -120.1481983508179,
              48.43349446091532,
              536.8498258926853
            ]
          ]
        ]
      },
      "bbox": [
        -120.1481984,
        48.43297112,
        536.8498259,
        -120.1263851,
        48.44749451,
        828.6498259
      ],
      "properties": {
        "datetime": "2018-07-20T16:00:51Z",
        "pc:count": 27776552,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711714.1082,
            "count": 27776552,
            "maximum": 712489.963,
            "minimum": 710932.963,
            "name": "X",
            "position": 0,
            "stddev": 449.0049739,
            "variance": 201605.4666
          },
          {
            "average": 5369197.159,
            "count": 27776552,
            "maximum": 5369970.333,
            "minimum": 5368412.233,
            "name": "Y",
            "position": 1,
            "stddev": 438.8335307,
            "variance": 192574.8676
          },
          {
            "average": 668.1933931,
            "count": 27776552,
            "maximum": 828.6498259,
            "minimum": 536.8498259,
            "name": "Z",
            "position": 2,
            "stddev": 91.53515884,
            "variance": 8378.685305
          },
          {
            "average": 1235.74627,
            "count": 27776552,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 347.7971594,
            "variance": 120962.8641
          },
          {
            "average": 1.039024534,
            "count": 27776552,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2187610534,
            "variance": 0.04785639847
          },
          {
            "average": 1.07804914,
            "count": 27776552,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3209731305,
            "variance": 0.1030237505
          },
          {
            "average": 0.496306165,
            "count": 27776552,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999863644,
            "variance": 0.2499863646
          },
          {
            "average": 0.000300217248,
            "count": 27776552,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01732417757,
            "variance": 0.0003001271284
          },
          {
            "average": 1.596626644,
            "count": 27776552,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5127908002,
            "variance": 0.2629544048
          },
          {
            "average": -0.7219926883,
            "count": 27776552,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.44015952,
            "variance": 108.9969308
          },
          {
            "average": 0,
            "count": 27776552,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 466.4255446,
            "count": 27776552,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 607.0028546,
            "variance": 368452.4655
          },
          {
            "average": 216123277.5,
            "count": 27776552,
            "maximum": 216137651.6,
            "minimum": 216089328.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20592.79211,
            "variance": 424063087
          },
          {
            "average": 0,
            "count": 27776552,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27776552,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27776552,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27776552,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27776552,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710932.963,
          5368412.233,
          536.8498259,
          712489.963,
          5369970.333,
          828.6498259
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710932.9630030259,
                5368412.233261653,
                536.8498258926853
              ],
              [
                710932.9630030259,
                5369970.333261653,
                536.8498258926853
              ],
              [
                712489.9630030259,
                5369970.333261653,
                828.6498258926853
              ],
              [
                712489.9630030259,
                5368412.233261653,
                828.6498258926853
              ],
              [
                710932.9630030259,
                5368412.233261653,
                536.8498258926853
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:00:51+00:00",
        "end_time": "2018-07-20T02:35:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1481984,
            48.43297112,
            536.8498259,
            -120.1263851,
            48.44749451,
            828.6498259
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1481983508179,
                  48.43349446091532,
                  536.8498258926853
                ],
                [
                  -120.14741394107024,
                  48.44749451197226,
                  536.8498258926853
                ],
                [
                  -120.12638506098399,
                  48.44697091479977,
                  828.6498258926853
                ],
                [
                  -120.12717523396682,
                  48.43297111970581,
                  828.6498258926853
                ],
                [
                  -120.1481983508179,
                  48.43349446091532,
                  536.8498258926853
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:00:51Z",
            "pc:count": 27776552,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711714.1082,
                "count": 27776552,
                "maximum": 712489.963,
                "minimum": 710932.963,
                "name": "X",
                "position": 0,
                "stddev": 449.0049739,
                "variance": 201605.4666
              },
              {
                "average": 5369197.159,
                "count": 27776552,
                "maximum": 5369970.333,
                "minimum": 5368412.233,
                "name": "Y",
                "position": 1,
                "stddev": 438.8335307,
                "variance": 192574.8676
              },
              {
                "average": 668.1933931,
                "count": 27776552,
                "maximum": 828.6498259,
                "minimum": 536.8498259,
                "name": "Z",
                "position": 2,
                "stddev": 91.53515884,
                "variance": 8378.685305
              },
              {
                "average": 1235.74627,
                "count": 27776552,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 347.7971594,
                "variance": 120962.8641
              },
              {
                "average": 1.039024534,
                "count": 27776552,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2187610534,
                "variance": 0.04785639847
              },
              {
                "average": 1.07804914,
                "count": 27776552,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3209731305,
                "variance": 0.1030237505
              },
              {
                "average": 0.496306165,
                "count": 27776552,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999863644,
                "variance": 0.2499863646
              },
              {
                "average": 0.000300217248,
                "count": 27776552,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01732417757,
                "variance": 0.0003001271284
              },
              {
                "average": 1.596626644,
                "count": 27776552,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5127908002,
                "variance": 0.2629544048
              },
              {
                "average": -0.7219926883,
                "count": 27776552,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.44015952,
                "variance": 108.9969308
              },
              {
                "average": 0,
                "count": 27776552,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 466.4255446,
                "count": 27776552,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 607.0028546,
                "variance": 368452.4655
              },
              {
                "average": 216123277.5,
                "count": 27776552,
                "maximum": 216137651.6,
                "minimum": 216089328.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20592.79211,
                "variance": 424063087
              },
              {
                "average": 0,
                "count": 27776552,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27776552,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27776552,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27776552,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27776552,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710932.963,
              5368412.233,
              536.8498259,
              712489.963,
              5369970.333,
              828.6498259
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710932.9630030259,
                    5368412.233261653,
                    536.8498258926853
                  ],
                  [
                    710932.9630030259,
                    5369970.333261653,
                    536.8498258926853
                  ],
                  [
                    712489.9630030259,
                    5369970.333261653,
                    828.6498258926853
                  ],
                  [
                    712489.9630030259,
                    5368412.233261653,
                    828.6498258926853
                  ],
                  [
                    710932.9630030259,
                    5368412.233261653,
                    536.8498258926853
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:00:51+00:00",
            "end_time": "2018-07-20T02:35:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10761923116924,
              48.40654925340319,
              744.3872677280978
            ],
            [
              -120.10682442137586,
              48.42054887207445,
              744.3872677280978
            ],
            [
              -120.08580444034612,
              48.42001800302604,
              1069.7072677280978
            ],
            [
              -120.08660500487245,
              48.40601864383488,
              1069.7072677280978
            ],
            [
              -120.10761923116924,
              48.40654925340319,
              744.3872677280978
            ]
          ]
        ]
      },
      "bbox": [
        -120.1076192,
        48.40601864,
        744.3872677,
        -120.0858044,
        48.42054887,
        1069.707268
      ],
      "properties": {
        "datetime": "2018-07-20T02:21:36Z",
        "pc:count": 33660914,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714813.7231,
            "count": 33660914,
            "maximum": 715604.4868,
            "minimum": 714047.2668,
            "name": "X",
            "position": 0,
            "stddev": 446.9914998,
            "variance": 199801.4009
          },
          {
            "average": 5366319.427,
            "count": 33660914,
            "maximum": 5367088.369,
            "minimum": 5365530.269,
            "name": "Y",
            "position": 1,
            "stddev": 435.5462523,
            "variance": 189700.5379
          },
          {
            "average": 914.0616255,
            "count": 33660914,
            "maximum": 1069.707268,
            "minimum": 744.3872677,
            "name": "Z",
            "position": 2,
            "stddev": 72.7742371,
            "variance": 5296.089585
          },
          {
            "average": 1150.180218,
            "count": 33660914,
            "maximum": 3334,
            "minimum": 71,
            "name": "Intensity",
            "position": 3,
            "stddev": 312.6598311,
            "variance": 97756.16999
          },
          {
            "average": 1.016614433,
            "count": 33660914,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1446059421,
            "variance": 0.0209108785
          },
          {
            "average": 1.033230084,
            "count": 33660914,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2141220009,
            "variance": 0.04584823125
          },
          {
            "average": 0.4961732174,
            "count": 33660914,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999853629,
            "variance": 0.2499853632
          },
          {
            "average": 0.000278275272,
            "count": 33660914,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01667926387,
            "variance": 0.0002781978432
          },
          {
            "average": 1.598164269,
            "count": 33660914,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5262300357,
            "variance": 0.2769180505
          },
          {
            "average": -0.3445372267,
            "count": 33660914,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.50530924,
            "variance": 110.3615222
          },
          {
            "average": 0,
            "count": 33660914,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.44998636,
            "count": 33660914,
            "maximum": 85,
            "minimum": 77,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.211627141,
            "variance": 4.891294609
          },
          {
            "average": 216085777.3,
            "count": 33660914,
            "maximum": 216088496.4,
            "minimum": 216083495.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1357.820311,
            "variance": 1843675.996
          },
          {
            "average": 0,
            "count": 33660914,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33660914,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33660914,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33660914,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33660914,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714047.2668,
          5365530.269,
          744.3872677,
          715604.4868,
          5367088.369,
          1069.707268
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714047.2667790847,
                5365530.268502635,
                744.3872677280978
              ],
              [
                714047.2667790847,
                5367088.368502635,
                744.3872677280978
              ],
              [
                715604.4867790847,
                5367088.368502635,
                1069.7072677280978
              ],
              [
                715604.4867790847,
                5365530.268502635,
                1069.7072677280978
              ],
              [
                714047.2667790847,
                5365530.268502635,
                744.3872677280978
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:21:36+00:00",
        "end_time": "2018-07-20T00:58:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1076192,
            48.40601864,
            744.3872677,
            -120.0858044,
            48.42054887,
            1069.707268
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10761923116924,
                  48.40654925340319,
                  744.3872677280978
                ],
                [
                  -120.10682442137586,
                  48.42054887207445,
                  744.3872677280978
                ],
                [
                  -120.08580444034612,
                  48.42001800302604,
                  1069.7072677280978
                ],
                [
                  -120.08660500487245,
                  48.40601864383488,
                  1069.7072677280978
                ],
                [
                  -120.10761923116924,
                  48.40654925340319,
                  744.3872677280978
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:21:36Z",
            "pc:count": 33660914,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714813.7231,
                "count": 33660914,
                "maximum": 715604.4868,
                "minimum": 714047.2668,
                "name": "X",
                "position": 0,
                "stddev": 446.9914998,
                "variance": 199801.4009
              },
              {
                "average": 5366319.427,
                "count": 33660914,
                "maximum": 5367088.369,
                "minimum": 5365530.269,
                "name": "Y",
                "position": 1,
                "stddev": 435.5462523,
                "variance": 189700.5379
              },
              {
                "average": 914.0616255,
                "count": 33660914,
                "maximum": 1069.707268,
                "minimum": 744.3872677,
                "name": "Z",
                "position": 2,
                "stddev": 72.7742371,
                "variance": 5296.089585
              },
              {
                "average": 1150.180218,
                "count": 33660914,
                "maximum": 3334,
                "minimum": 71,
                "name": "Intensity",
                "position": 3,
                "stddev": 312.6598311,
                "variance": 97756.16999
              },
              {
                "average": 1.016614433,
                "count": 33660914,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1446059421,
                "variance": 0.0209108785
              },
              {
                "average": 1.033230084,
                "count": 33660914,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2141220009,
                "variance": 0.04584823125
              },
              {
                "average": 0.4961732174,
                "count": 33660914,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999853629,
                "variance": 0.2499853632
              },
              {
                "average": 0.000278275272,
                "count": 33660914,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01667926387,
                "variance": 0.0002781978432
              },
              {
                "average": 1.598164269,
                "count": 33660914,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5262300357,
                "variance": 0.2769180505
              },
              {
                "average": -0.3445372267,
                "count": 33660914,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.50530924,
                "variance": 110.3615222
              },
              {
                "average": 0,
                "count": 33660914,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.44998636,
                "count": 33660914,
                "maximum": 85,
                "minimum": 77,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.211627141,
                "variance": 4.891294609
              },
              {
                "average": 216085777.3,
                "count": 33660914,
                "maximum": 216088496.4,
                "minimum": 216083495.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1357.820311,
                "variance": 1843675.996
              },
              {
                "average": 0,
                "count": 33660914,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33660914,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33660914,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33660914,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33660914,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714047.2668,
              5365530.269,
              744.3872677,
              715604.4868,
              5367088.369,
              1069.707268
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714047.2667790847,
                    5365530.268502635,
                    744.3872677280978
                  ],
                  [
                    714047.2667790847,
                    5367088.368502635,
                    744.3872677280978
                  ],
                  [
                    715604.4867790847,
                    5367088.368502635,
                    1069.7072677280978
                  ],
                  [
                    715604.4867790847,
                    5365530.268502635,
                    1069.7072677280978
                  ],
                  [
                    714047.2667790847,
                    5365530.268502635,
                    744.3872677280978
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:21:36+00:00",
            "end_time": "2018-07-20T00:58:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0877676500697,
              48.64948324196348,
              1525.6766281571886
            ],
            [
              -120.0869602426218,
              48.663487052339974,
              1525.6766281571886
            ],
            [
              -120.06584251758296,
              48.66295063159276,
              1833.3766281571884
            ],
            [
              -120.0666557578336,
              48.64894708376794,
              1833.3766281571884
            ],
            [
              -120.0877676500697,
              48.64948324196348,
              1525.6766281571886
            ]
          ]
        ]
      },
      "bbox": [
        -120.0877677,
        48.64894708,
        1525.676628,
        -120.0658425,
        48.66348705,
        1833.376628
      ],
      "properties": {
        "datetime": "2018-07-20T01:21:08Z",
        "pc:count": 44955717,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715259.7013,
            "count": 44955717,
            "maximum": 716044.088,
            "minimum": 714487.068,
            "name": "X",
            "position": 0,
            "stddev": 429.4257032,
            "variance": 184406.4346
          },
          {
            "average": 5393358.696,
            "count": 44955717,
            "maximum": 5394143.957,
            "minimum": 5392585.297,
            "name": "Y",
            "position": 1,
            "stddev": 439.7054759,
            "variance": 193340.9055
          },
          {
            "average": 1670.664067,
            "count": 44955717,
            "maximum": 1833.376628,
            "minimum": 1525.676628,
            "name": "Z",
            "position": 2,
            "stddev": 60.12625202,
            "variance": 3615.166182
          },
          {
            "average": 837.0416015,
            "count": 44955717,
            "maximum": 2884,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 470.2860097,
            "variance": 221168.9309
          },
          {
            "average": 1.34569343,
            "count": 44955717,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6897423388,
            "variance": 0.475744494
          },
          {
            "average": 1.691430013,
            "count": 44955717,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9808764475,
            "variance": 0.9621186052
          },
          {
            "average": 0.4973217311,
            "count": 44955717,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928324,
            "variance": 0.2499928324
          },
          {
            "average": 0.0002820108508,
            "count": 44955717,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01679081079,
            "variance": 0.000281931327
          },
          {
            "average": 1.356332344,
            "count": 44955717,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5375071625,
            "variance": 0.2889139497
          },
          {
            "average": 0.03823385101,
            "count": 44955717,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.9365852,
            "variance": 223.1015774
          },
          {
            "average": 0,
            "count": 44955717,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.7222037,
            "count": 44955717,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.296228069,
            "variance": 5.272663347
          },
          {
            "average": 216082254.3,
            "count": 44955717,
            "maximum": 216084868.2,
            "minimum": 216080049.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1373.934984,
            "variance": 1887697.341
          },
          {
            "average": 0,
            "count": 44955717,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44955717,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44955717,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44955717,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44955717,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714487.068,
          5392585.297,
          1525.676628,
          716044.088,
          5394143.957,
          1833.376628
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714487.0679947278,
                5392585.296921148,
                1525.6766281571886
              ],
              [
                714487.0679947278,
                5394143.956921148,
                1525.6766281571886
              ],
              [
                716044.0879947278,
                5394143.956921148,
                1833.3766281571884
              ],
              [
                716044.0879947278,
                5392585.296921148,
                1833.3766281571884
              ],
              [
                714487.0679947278,
                5392585.296921148,
                1525.6766281571886
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:21:08+00:00",
        "end_time": "2018-07-20T00:00:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0877677,
            48.64894708,
            1525.676628,
            -120.0658425,
            48.66348705,
            1833.376628
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0877676500697,
                  48.64948324196348,
                  1525.6766281571886
                ],
                [
                  -120.0869602426218,
                  48.663487052339974,
                  1525.6766281571886
                ],
                [
                  -120.06584251758296,
                  48.66295063159276,
                  1833.3766281571884
                ],
                [
                  -120.0666557578336,
                  48.64894708376794,
                  1833.3766281571884
                ],
                [
                  -120.0877676500697,
                  48.64948324196348,
                  1525.6766281571886
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:21:08Z",
            "pc:count": 44955717,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715259.7013,
                "count": 44955717,
                "maximum": 716044.088,
                "minimum": 714487.068,
                "name": "X",
                "position": 0,
                "stddev": 429.4257032,
                "variance": 184406.4346
              },
              {
                "average": 5393358.696,
                "count": 44955717,
                "maximum": 5394143.957,
                "minimum": 5392585.297,
                "name": "Y",
                "position": 1,
                "stddev": 439.7054759,
                "variance": 193340.9055
              },
              {
                "average": 1670.664067,
                "count": 44955717,
                "maximum": 1833.376628,
                "minimum": 1525.676628,
                "name": "Z",
                "position": 2,
                "stddev": 60.12625202,
                "variance": 3615.166182
              },
              {
                "average": 837.0416015,
                "count": 44955717,
                "maximum": 2884,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 470.2860097,
                "variance": 221168.9309
              },
              {
                "average": 1.34569343,
                "count": 44955717,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6897423388,
                "variance": 0.475744494
              },
              {
                "average": 1.691430013,
                "count": 44955717,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9808764475,
                "variance": 0.9621186052
              },
              {
                "average": 0.4973217311,
                "count": 44955717,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928324,
                "variance": 0.2499928324
              },
              {
                "average": 0.0002820108508,
                "count": 44955717,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01679081079,
                "variance": 0.000281931327
              },
              {
                "average": 1.356332344,
                "count": 44955717,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5375071625,
                "variance": 0.2889139497
              },
              {
                "average": 0.03823385101,
                "count": 44955717,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.9365852,
                "variance": 223.1015774
              },
              {
                "average": 0,
                "count": 44955717,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.7222037,
                "count": 44955717,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.296228069,
                "variance": 5.272663347
              },
              {
                "average": 216082254.3,
                "count": 44955717,
                "maximum": 216084868.2,
                "minimum": 216080049.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1373.934984,
                "variance": 1887697.341
              },
              {
                "average": 0,
                "count": 44955717,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44955717,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44955717,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44955717,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44955717,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714487.068,
              5392585.297,
              1525.676628,
              716044.088,
              5394143.957,
              1833.376628
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714487.0679947278,
                    5392585.296921148,
                    1525.6766281571886
                  ],
                  [
                    714487.0679947278,
                    5394143.956921148,
                    1525.6766281571886
                  ],
                  [
                    716044.0879947278,
                    5394143.956921148,
                    1833.3766281571884
                  ],
                  [
                    716044.0879947278,
                    5392585.296921148,
                    1833.3766281571884
                  ],
                  [
                    714487.0679947278,
                    5392585.296921148,
                    1525.6766281571886
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:21:08+00:00",
            "end_time": "2018-07-20T00:00:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12770993979372,
              48.33906026823585,
              469.88100522025866
            ],
            [
              -120.12692258433853,
              48.35305904146332,
              469.88100522025866
            ],
            [
              -120.10593000321298,
              48.35253239136744,
              893.3010052202587
            ],
            [
              -120.10672309209731,
              48.338533875469615,
              893.3010052202587
            ],
            [
              -120.12770993979372,
              48.33906026823585,
              469.88100522025866
            ]
          ]
        ]
      },
      "bbox": [
        -120.1277099,
        48.33853388,
        469.8810052,
        -120.10593,
        48.35305904,
        893.3010052
      ],
      "properties": {
        "datetime": "2018-07-20T15:25:09Z",
        "pc:count": 34546488,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713606.6656,
            "count": 34546488,
            "maximum": 714399.1406,
            "minimum": 712841.9206,
            "name": "X",
            "position": 0,
            "stddev": 415.3986522,
            "variance": 172556.0403
          },
          {
            "average": 5358751.136,
            "count": 34546488,
            "maximum": 5359531.741,
            "minimum": 5357973.781,
            "name": "Y",
            "position": 1,
            "stddev": 440.5554045,
            "variance": 194089.0644
          },
          {
            "average": 618.487421,
            "count": 34546488,
            "maximum": 893.3010052,
            "minimum": 469.8810052,
            "name": "Z",
            "position": 2,
            "stddev": 89.47790621,
            "variance": 8006.2957
          },
          {
            "average": 897.7529519,
            "count": 34546488,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 502.1284153,
            "variance": 252132.9455
          },
          {
            "average": 1.251663353,
            "count": 34546488,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5574767993,
            "variance": 0.3107803818
          },
          {
            "average": 1.503213033,
            "count": 34546488,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.785597074,
            "variance": 0.6171627626
          },
          {
            "average": 0.4966250115,
            "count": 34546488,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999886166,
            "variance": 0.2499886167
          },
          {
            "average": 0.000222830176,
            "count": 34546488,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01492583429,
            "variance": 0.0002227805291
          },
          {
            "average": 1.423865257,
            "count": 34546488,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5251770079,
            "variance": 0.2758108896
          },
          {
            "average": 0.9497759363,
            "count": 34546488,
            "maximum": 16.00200081,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.079619332,
            "variance": 82.43948722
          },
          {
            "average": 0,
            "count": 34546488,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.98156119,
            "count": 34546488,
            "maximum": 178,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 4.890691242,
            "variance": 23.91886083
          },
          {
            "average": 216089146.7,
            "count": 34546488,
            "maximum": 216135509.9,
            "minimum": 216086748.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2560.879414,
            "variance": 6558103.373
          },
          {
            "average": 0,
            "count": 34546488,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34546488,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34546488,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34546488,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34546488,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712841.9206,
          5357973.781,
          469.8810052,
          714399.1406,
          5359531.741,
          893.3010052
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712841.9206205476,
                5357973.781411147,
                469.88100522025866
              ],
              [
                712841.9206205476,
                5359531.741411148,
                469.88100522025866
              ],
              [
                714399.1406205476,
                5359531.741411148,
                893.3010052202587
              ],
              [
                714399.1406205476,
                5357973.781411147,
                893.3010052202587
              ],
              [
                712841.9206205476,
                5357973.781411147,
                469.88100522025866
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:25:09+00:00",
        "end_time": "2018-07-20T01:52:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1277099,
            48.33853388,
            469.8810052,
            -120.10593,
            48.35305904,
            893.3010052
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12770993979372,
                  48.33906026823585,
                  469.88100522025866
                ],
                [
                  -120.12692258433853,
                  48.35305904146332,
                  469.88100522025866
                ],
                [
                  -120.10593000321298,
                  48.35253239136744,
                  893.3010052202587
                ],
                [
                  -120.10672309209731,
                  48.338533875469615,
                  893.3010052202587
                ],
                [
                  -120.12770993979372,
                  48.33906026823585,
                  469.88100522025866
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:25:09Z",
            "pc:count": 34546488,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713606.6656,
                "count": 34546488,
                "maximum": 714399.1406,
                "minimum": 712841.9206,
                "name": "X",
                "position": 0,
                "stddev": 415.3986522,
                "variance": 172556.0403
              },
              {
                "average": 5358751.136,
                "count": 34546488,
                "maximum": 5359531.741,
                "minimum": 5357973.781,
                "name": "Y",
                "position": 1,
                "stddev": 440.5554045,
                "variance": 194089.0644
              },
              {
                "average": 618.487421,
                "count": 34546488,
                "maximum": 893.3010052,
                "minimum": 469.8810052,
                "name": "Z",
                "position": 2,
                "stddev": 89.47790621,
                "variance": 8006.2957
              },
              {
                "average": 897.7529519,
                "count": 34546488,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 502.1284153,
                "variance": 252132.9455
              },
              {
                "average": 1.251663353,
                "count": 34546488,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5574767993,
                "variance": 0.3107803818
              },
              {
                "average": 1.503213033,
                "count": 34546488,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.785597074,
                "variance": 0.6171627626
              },
              {
                "average": 0.4966250115,
                "count": 34546488,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999886166,
                "variance": 0.2499886167
              },
              {
                "average": 0.000222830176,
                "count": 34546488,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01492583429,
                "variance": 0.0002227805291
              },
              {
                "average": 1.423865257,
                "count": 34546488,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5251770079,
                "variance": 0.2758108896
              },
              {
                "average": 0.9497759363,
                "count": 34546488,
                "maximum": 16.00200081,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.079619332,
                "variance": 82.43948722
              },
              {
                "average": 0,
                "count": 34546488,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.98156119,
                "count": 34546488,
                "maximum": 178,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 4.890691242,
                "variance": 23.91886083
              },
              {
                "average": 216089146.7,
                "count": 34546488,
                "maximum": 216135509.9,
                "minimum": 216086748.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2560.879414,
                "variance": 6558103.373
              },
              {
                "average": 0,
                "count": 34546488,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34546488,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34546488,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34546488,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34546488,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712841.9206,
              5357973.781,
              469.8810052,
              714399.1406,
              5359531.741,
              893.3010052
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712841.9206205476,
                    5357973.781411147,
                    469.88100522025866
                  ],
                  [
                    712841.9206205476,
                    5359531.741411148,
                    469.88100522025866
                  ],
                  [
                    714399.1406205476,
                    5359531.741411148,
                    893.3010052202587
                  ],
                  [
                    714399.1406205476,
                    5357973.781411147,
                    893.3010052202587
                  ],
                  [
                    712841.9206205476,
                    5357973.781411147,
                    469.88100522025866
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:25:09+00:00",
            "end_time": "2018-07-20T01:52:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12793642552724,
              48.433519428615774,
              664.6831132266161
            ],
            [
              -120.12714649725054,
              48.44751833320075,
              664.6831132266161
            ],
            [
              -120.10611582101983,
              48.44699097814394,
              953.4631132266161
            ],
            [
              -120.1069115123509,
              48.432992331337914,
              953.4631132266161
            ],
            [
              -120.12793642552724,
              48.433519428615774,
              664.6831132266161
            ]
          ]
        ]
      },
      "bbox": [
        -120.1279364,
        48.43299233,
        664.6831132,
        -120.1061158,
        48.44751833,
        953.4631132
      ],
      "properties": {
        "datetime": "2018-07-20T03:09:16Z",
        "pc:count": 26798548,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713248.9188,
            "count": 26798548,
            "maximum": 713988.5393,
            "minimum": 712431.3793,
            "name": "X",
            "position": 0,
            "stddev": 417.1977986,
            "variance": 174054.0032
          },
          {
            "average": 5369270.499,
            "count": 26798548,
            "maximum": 5370029.058,
            "minimum": 5368471.058,
            "name": "Y",
            "position": 1,
            "stddev": 439.0599758,
            "variance": 192773.6623
          },
          {
            "average": 755.7044381,
            "count": 26798548,
            "maximum": 953.4631132,
            "minimum": 664.6831132,
            "name": "Z",
            "position": 2,
            "stddev": 71.90410534,
            "variance": 5170.200364
          },
          {
            "average": 1082.186998,
            "count": 26798548,
            "maximum": 4095,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 355.420853,
            "variance": 126323.9827
          },
          {
            "average": 1.037489531,
            "count": 26798548,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2219247672,
            "variance": 0.04925060229
          },
          {
            "average": 1.07501537,
            "count": 26798548,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3300800267,
            "variance": 0.1089528241
          },
          {
            "average": 0.4986480611,
            "count": 26798548,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999981816,
            "variance": 0.2499981816
          },
          {
            "average": 0.000203667751,
            "count": 26798548,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01426976797,
            "variance": 0.000203626278
          },
          {
            "average": 1.663835444,
            "count": 26798548,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5219440125,
            "variance": 0.2724255522
          },
          {
            "average": 1.379868964,
            "count": 26798548,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.280697374,
            "variance": 86.13134375
          },
          {
            "average": 0,
            "count": 26798548,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.48649419,
            "count": 26798548,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.209719908,
            "variance": 4.882862073
          },
          {
            "average": 216088873.7,
            "count": 26798548,
            "maximum": 216091356.3,
            "minimum": 216086931.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1253.669662,
            "variance": 1571687.623
          },
          {
            "average": 0,
            "count": 26798548,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26798548,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26798548,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26798548,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26798548,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712431.3793,
          5368471.058,
          664.6831132,
          713988.5393,
          5370029.058,
          953.4631132
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712431.3793489608,
                5368471.057635262,
                664.6831132266161
              ],
              [
                712431.3793489608,
                5370029.057635262,
                664.6831132266161
              ],
              [
                713988.5393489607,
                5370029.057635262,
                953.4631132266161
              ],
              [
                713988.5393489607,
                5368471.057635262,
                953.4631132266161
              ],
              [
                712431.3793489608,
                5368471.057635262,
                664.6831132266161
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:09:16+00:00",
        "end_time": "2018-07-20T01:55:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1279364,
            48.43299233,
            664.6831132,
            -120.1061158,
            48.44751833,
            953.4631132
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12793642552724,
                  48.433519428615774,
                  664.6831132266161
                ],
                [
                  -120.12714649725054,
                  48.44751833320075,
                  664.6831132266161
                ],
                [
                  -120.10611582101983,
                  48.44699097814394,
                  953.4631132266161
                ],
                [
                  -120.1069115123509,
                  48.432992331337914,
                  953.4631132266161
                ],
                [
                  -120.12793642552724,
                  48.433519428615774,
                  664.6831132266161
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:09:16Z",
            "pc:count": 26798548,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713248.9188,
                "count": 26798548,
                "maximum": 713988.5393,
                "minimum": 712431.3793,
                "name": "X",
                "position": 0,
                "stddev": 417.1977986,
                "variance": 174054.0032
              },
              {
                "average": 5369270.499,
                "count": 26798548,
                "maximum": 5370029.058,
                "minimum": 5368471.058,
                "name": "Y",
                "position": 1,
                "stddev": 439.0599758,
                "variance": 192773.6623
              },
              {
                "average": 755.7044381,
                "count": 26798548,
                "maximum": 953.4631132,
                "minimum": 664.6831132,
                "name": "Z",
                "position": 2,
                "stddev": 71.90410534,
                "variance": 5170.200364
              },
              {
                "average": 1082.186998,
                "count": 26798548,
                "maximum": 4095,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 355.420853,
                "variance": 126323.9827
              },
              {
                "average": 1.037489531,
                "count": 26798548,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2219247672,
                "variance": 0.04925060229
              },
              {
                "average": 1.07501537,
                "count": 26798548,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3300800267,
                "variance": 0.1089528241
              },
              {
                "average": 0.4986480611,
                "count": 26798548,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999981816,
                "variance": 0.2499981816
              },
              {
                "average": 0.000203667751,
                "count": 26798548,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01426976797,
                "variance": 0.000203626278
              },
              {
                "average": 1.663835444,
                "count": 26798548,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5219440125,
                "variance": 0.2724255522
              },
              {
                "average": 1.379868964,
                "count": 26798548,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.280697374,
                "variance": 86.13134375
              },
              {
                "average": 0,
                "count": 26798548,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.48649419,
                "count": 26798548,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.209719908,
                "variance": 4.882862073
              },
              {
                "average": 216088873.7,
                "count": 26798548,
                "maximum": 216091356.3,
                "minimum": 216086931.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1253.669662,
                "variance": 1571687.623
              },
              {
                "average": 0,
                "count": 26798548,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26798548,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26798548,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26798548,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26798548,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712431.3793,
              5368471.058,
              664.6831132,
              713988.5393,
              5370029.058,
              953.4631132
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712431.3793489608,
                    5368471.057635262,
                    664.6831132266161
                  ],
                  [
                    712431.3793489608,
                    5370029.057635262,
                    664.6831132266161
                  ],
                  [
                    713988.5393489607,
                    5370029.057635262,
                    953.4631132266161
                  ],
                  [
                    713988.5393489607,
                    5368471.057635262,
                    953.4631132266161
                  ],
                  [
                    712431.3793489608,
                    5368471.057635262,
                    664.6831132266161
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:09:16+00:00",
            "end_time": "2018-07-20T01:55:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14831107279905,
              48.473978453215004,
              586.3429118981137
            ],
            [
              -120.14752557835025,
              48.48797840673202,
              586.3429118981137
            ],
            [
              -120.12648104523302,
              48.48745453137481,
              807.7229118981136
            ],
            [
              -120.1272723154098,
              48.473454833999476,
              807.7229118981136
            ],
            [
              -120.14831107279905,
              48.473978453215004,
              586.3429118981137
            ]
          ]
        ]
      },
      "bbox": [
        -120.1483111,
        48.47345483,
        586.3429119,
        -120.126481,
        48.48797841,
        807.7229119
      ],
      "properties": {
        "datetime": "2018-07-20T16:02:02Z",
        "pc:count": 26703317,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711589.6247,
            "count": 26703317,
            "maximum": 712313.8081,
            "minimum": 710756.8881,
            "name": "X",
            "position": 0,
            "stddev": 429.9445228,
            "variance": 184852.2927
          },
          {
            "average": 5373694.578,
            "count": 26703317,
            "maximum": 5374469.34,
            "minimum": 5372911.24,
            "name": "Y",
            "position": 1,
            "stddev": 438.3590318,
            "variance": 192158.6408
          },
          {
            "average": 668.5679857,
            "count": 26703317,
            "maximum": 807.7229119,
            "minimum": 586.3429119,
            "name": "Z",
            "position": 2,
            "stddev": 60.82439967,
            "variance": 3699.607595
          },
          {
            "average": 1101.367156,
            "count": 26703317,
            "maximum": 4095,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 462.3301985,
            "variance": 213749.2125
          },
          {
            "average": 1.087860883,
            "count": 26703317,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3329293582,
            "variance": 0.1108419575
          },
          {
            "average": 1.175687387,
            "count": 26703317,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4867132887,
            "variance": 0.2368898254
          },
          {
            "average": 0.496297445,
            "count": 26703317,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999863003,
            "variance": 0.2499863004
          },
          {
            "average": 0.0003292100378,
            "count": 26703317,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01814115958,
            "variance": 0.0003291016709
          },
          {
            "average": 1.570893346,
            "count": 26703317,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.513647348,
            "variance": 0.2638335981
          },
          {
            "average": -0.2073095624,
            "count": 26703317,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.27363302,
            "variance": 105.5475355
          },
          {
            "average": 0,
            "count": 26703317,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 541.8484482,
            "count": 26703317,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 655.9525467,
            "variance": 430273.7436
          },
          {
            "average": 216122494.7,
            "count": 26703317,
            "maximum": 216137722.4,
            "minimum": 216089405.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20968.25884,
            "variance": 439667878.7
          },
          {
            "average": 0,
            "count": 26703317,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26703317,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26703317,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26703317,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26703317,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710756.8881,
          5372911.24,
          586.3429119,
          712313.8081,
          5374469.34,
          807.7229119
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710756.8881397117,
                5372911.240310314,
                586.3429118981137
              ],
              [
                710756.8881397117,
                5374469.340310314,
                586.3429118981137
              ],
              [
                712313.8081397116,
                5374469.340310314,
                807.7229118981136
              ],
              [
                712313.8081397116,
                5372911.240310314,
                807.7229118981136
              ],
              [
                710756.8881397117,
                5372911.240310314,
                586.3429118981137
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:02:02+00:00",
        "end_time": "2018-07-20T02:36:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1483111,
            48.47345483,
            586.3429119,
            -120.126481,
            48.48797841,
            807.7229119
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14831107279905,
                  48.473978453215004,
                  586.3429118981137
                ],
                [
                  -120.14752557835025,
                  48.48797840673202,
                  586.3429118981137
                ],
                [
                  -120.12648104523302,
                  48.48745453137481,
                  807.7229118981136
                ],
                [
                  -120.1272723154098,
                  48.473454833999476,
                  807.7229118981136
                ],
                [
                  -120.14831107279905,
                  48.473978453215004,
                  586.3429118981137
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:02:02Z",
            "pc:count": 26703317,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711589.6247,
                "count": 26703317,
                "maximum": 712313.8081,
                "minimum": 710756.8881,
                "name": "X",
                "position": 0,
                "stddev": 429.9445228,
                "variance": 184852.2927
              },
              {
                "average": 5373694.578,
                "count": 26703317,
                "maximum": 5374469.34,
                "minimum": 5372911.24,
                "name": "Y",
                "position": 1,
                "stddev": 438.3590318,
                "variance": 192158.6408
              },
              {
                "average": 668.5679857,
                "count": 26703317,
                "maximum": 807.7229119,
                "minimum": 586.3429119,
                "name": "Z",
                "position": 2,
                "stddev": 60.82439967,
                "variance": 3699.607595
              },
              {
                "average": 1101.367156,
                "count": 26703317,
                "maximum": 4095,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 462.3301985,
                "variance": 213749.2125
              },
              {
                "average": 1.087860883,
                "count": 26703317,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3329293582,
                "variance": 0.1108419575
              },
              {
                "average": 1.175687387,
                "count": 26703317,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4867132887,
                "variance": 0.2368898254
              },
              {
                "average": 0.496297445,
                "count": 26703317,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999863003,
                "variance": 0.2499863004
              },
              {
                "average": 0.0003292100378,
                "count": 26703317,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01814115958,
                "variance": 0.0003291016709
              },
              {
                "average": 1.570893346,
                "count": 26703317,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.513647348,
                "variance": 0.2638335981
              },
              {
                "average": -0.2073095624,
                "count": 26703317,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.27363302,
                "variance": 105.5475355
              },
              {
                "average": 0,
                "count": 26703317,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 541.8484482,
                "count": 26703317,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 655.9525467,
                "variance": 430273.7436
              },
              {
                "average": 216122494.7,
                "count": 26703317,
                "maximum": 216137722.4,
                "minimum": 216089405.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20968.25884,
                "variance": 439667878.7
              },
              {
                "average": 0,
                "count": 26703317,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26703317,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26703317,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26703317,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26703317,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710756.8881,
              5372911.24,
              586.3429119,
              712313.8081,
              5374469.34,
              807.7229119
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710756.8881397117,
                    5372911.240310314,
                    586.3429118981137
                  ],
                  [
                    710756.8881397117,
                    5374469.340310314,
                    586.3429118981137
                  ],
                  [
                    712313.8081397116,
                    5374469.340310314,
                    807.7229118981136
                  ],
                  [
                    712313.8081397116,
                    5372911.240310314,
                    807.7229118981136
                  ],
                  [
                    710756.8881397117,
                    5372911.240310314,
                    586.3429118981137
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:02:02+00:00",
            "end_time": "2018-07-20T02:36:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10802962503668,
              48.60897719785768,
              1203.92378596984
            ],
            [
              -120.10722899126411,
              48.62298099921487,
              1203.92378596984
            ],
            [
              -120.08612751717031,
              48.622448616471324,
              1693.04378596984
            ],
            [
              -120.08693397113659,
              48.60844507564165,
              1693.04378596984
            ],
            [
              -120.10802962503668,
              48.60897719785768,
              1203.92378596984
            ]
          ]
        ]
      },
      "bbox": [
        -120.1080296,
        48.60844508,
        1203.923786,
        -120.0861275,
        48.622981,
        1693.043786
      ],
      "properties": {
        "datetime": "2018-07-20T02:14:03Z",
        "pc:count": 58896858,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713899.0058,
            "count": 58896858,
            "maximum": 714722.6351,
            "minimum": 713165.5951,
            "name": "X",
            "position": 0,
            "stddev": 438.1086994,
            "variance": 191939.2325
          },
          {
            "average": 5388849.167,
            "count": 58896858,
            "maximum": 5389585.28,
            "minimum": 5388026.66,
            "name": "Y",
            "position": 1,
            "stddev": 434.4155893,
            "variance": 188716.9042
          },
          {
            "average": 1447.618246,
            "count": 58896858,
            "maximum": 1693.043786,
            "minimum": 1203.923786,
            "name": "Z",
            "position": 2,
            "stddev": 100.0148976,
            "variance": 10002.97974
          },
          {
            "average": 644.5394173,
            "count": 58896858,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 475.9814659,
            "variance": 226558.3559
          },
          {
            "average": 1.620977285,
            "count": 58896858,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8723237412,
            "variance": 0.7609487094
          },
          {
            "average": 2.241957203,
            "count": 58896858,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.129674174,
            "variance": 1.27616374
          },
          {
            "average": 0.4969630638,
            "count": 58896858,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907812,
            "variance": 0.2499907813
          },
          {
            "average": 0.0002960089993,
            "count": 58896858,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01720236562,
            "variance": 0.000295921383
          },
          {
            "average": 1.262250883,
            "count": 58896858,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5005541265,
            "variance": 0.2505544335
          },
          {
            "average": -0.1276575772,
            "count": 58896858,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.88139071,
            "variance": 192.6930081
          },
          {
            "average": 0,
            "count": 58896858,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.51737942,
            "count": 58896858,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.219420483,
            "variance": 4.925827282
          },
          {
            "average": 216085817.6,
            "count": 58896858,
            "maximum": 216088043.8,
            "minimum": 216083059.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1362.869652,
            "variance": 1857413.689
          },
          {
            "average": 0,
            "count": 58896858,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58896858,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58896858,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58896858,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58896858,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713165.5951,
          5388026.66,
          1203.923786,
          714722.6351,
          5389585.28,
          1693.043786
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713165.5951226399,
                5388026.660114245,
                1203.92378596984
              ],
              [
                713165.5951226399,
                5389585.280114244,
                1203.92378596984
              ],
              [
                714722.63512264,
                5389585.280114244,
                1693.04378596984
              ],
              [
                714722.63512264,
                5388026.660114245,
                1693.04378596984
              ],
              [
                713165.5951226399,
                5388026.660114245,
                1203.92378596984
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:14:03+00:00",
        "end_time": "2018-07-20T00:50:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1080296,
            48.60844508,
            1203.923786,
            -120.0861275,
            48.622981,
            1693.043786
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10802962503668,
                  48.60897719785768,
                  1203.92378596984
                ],
                [
                  -120.10722899126411,
                  48.62298099921487,
                  1203.92378596984
                ],
                [
                  -120.08612751717031,
                  48.622448616471324,
                  1693.04378596984
                ],
                [
                  -120.08693397113659,
                  48.60844507564165,
                  1693.04378596984
                ],
                [
                  -120.10802962503668,
                  48.60897719785768,
                  1203.92378596984
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:14:03Z",
            "pc:count": 58896858,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713899.0058,
                "count": 58896858,
                "maximum": 714722.6351,
                "minimum": 713165.5951,
                "name": "X",
                "position": 0,
                "stddev": 438.1086994,
                "variance": 191939.2325
              },
              {
                "average": 5388849.167,
                "count": 58896858,
                "maximum": 5389585.28,
                "minimum": 5388026.66,
                "name": "Y",
                "position": 1,
                "stddev": 434.4155893,
                "variance": 188716.9042
              },
              {
                "average": 1447.618246,
                "count": 58896858,
                "maximum": 1693.043786,
                "minimum": 1203.923786,
                "name": "Z",
                "position": 2,
                "stddev": 100.0148976,
                "variance": 10002.97974
              },
              {
                "average": 644.5394173,
                "count": 58896858,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 475.9814659,
                "variance": 226558.3559
              },
              {
                "average": 1.620977285,
                "count": 58896858,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8723237412,
                "variance": 0.7609487094
              },
              {
                "average": 2.241957203,
                "count": 58896858,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.129674174,
                "variance": 1.27616374
              },
              {
                "average": 0.4969630638,
                "count": 58896858,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907812,
                "variance": 0.2499907813
              },
              {
                "average": 0.0002960089993,
                "count": 58896858,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01720236562,
                "variance": 0.000295921383
              },
              {
                "average": 1.262250883,
                "count": 58896858,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5005541265,
                "variance": 0.2505544335
              },
              {
                "average": -0.1276575772,
                "count": 58896858,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.88139071,
                "variance": 192.6930081
              },
              {
                "average": 0,
                "count": 58896858,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.51737942,
                "count": 58896858,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.219420483,
                "variance": 4.925827282
              },
              {
                "average": 216085817.6,
                "count": 58896858,
                "maximum": 216088043.8,
                "minimum": 216083059.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1362.869652,
                "variance": 1857413.689
              },
              {
                "average": 0,
                "count": 58896858,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58896858,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58896858,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58896858,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58896858,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713165.5951,
              5388026.66,
              1203.923786,
              714722.6351,
              5389585.28,
              1693.043786
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713165.5951226399,
                    5388026.660114245,
                    1203.92378596984
                  ],
                  [
                    713165.5951226399,
                    5389585.280114244,
                    1203.92378596984
                  ],
                  [
                    714722.63512264,
                    5389585.280114244,
                    1693.04378596984
                  ],
                  [
                    714722.63512264,
                    5388026.660114245,
                    1693.04378596984
                  ],
                  [
                    713165.5951226399,
                    5388026.660114245,
                    1203.92378596984
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:14:03+00:00",
            "end_time": "2018-07-20T00:50:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12855477198445,
              48.68993935947001,
              705.5809349649851
            ],
            [
              -120.12775753047089,
              48.70394357543417,
              705.5809349649851
            ],
            [
              -120.1066240198968,
              48.70341435526281,
              1162.580934964985
            ],
            [
              -120.10742710751121,
              48.68941039838135,
              1162.580934964985
            ],
            [
              -120.12855477198445,
              48.68993935947001,
              705.5809349649851
            ]
          ]
        ]
      },
      "bbox": [
        -120.1285548,
        48.6894104,
        705.580935,
        -120.106624,
        48.70394358,
        1162.580935
      ],
      "properties": {
        "datetime": "2018-07-20T15:35:37Z",
        "pc:count": 38845412,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712056.8387,
            "count": 38845412,
            "maximum": 712870.9279,
            "minimum": 711314.0479,
            "name": "X",
            "position": 0,
            "stddev": 417.1642966,
            "variance": 174026.0504
          },
          {
            "average": 5397738.288,
            "count": 38845412,
            "maximum": 5398526.393,
            "minimum": 5396967.733,
            "name": "Y",
            "position": 1,
            "stddev": 424.1046474,
            "variance": 179864.7519
          },
          {
            "average": 824.3126375,
            "count": 38845412,
            "maximum": 1162.580935,
            "minimum": 705.580935,
            "name": "Z",
            "position": 2,
            "stddev": 105.2908049,
            "variance": 11086.1536
          },
          {
            "average": 741.7204767,
            "count": 38845412,
            "maximum": 4095,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 461.7071162,
            "variance": 213173.4611
          },
          {
            "average": 1.37851824,
            "count": 38845412,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6765119056,
            "variance": 0.4576683584
          },
          {
            "average": 1.757049558,
            "count": 38845412,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9226852092,
            "variance": 0.8513479952
          },
          {
            "average": 0.4975397609,
            "count": 38845412,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999939536,
            "variance": 0.2499939537
          },
          {
            "average": 0.0002441729798,
            "count": 38845412,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01562412768,
            "variance": 0.0002441133657
          },
          {
            "average": 1.368926529,
            "count": 38845412,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.516086331,
            "variance": 0.2663451011
          },
          {
            "average": 1.36575048,
            "count": 38845412,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.16394449,
            "variance": 103.3057677
          },
          {
            "average": 0,
            "count": 38845412,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 86.64692644,
            "count": 38845412,
            "maximum": 179,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.839471387,
            "variance": 78.13625441
          },
          {
            "average": 216089447.3,
            "count": 38845412,
            "maximum": 216136137.5,
            "minimum": 216085361.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4523.944625,
            "variance": 20466074.97
          },
          {
            "average": 0,
            "count": 38845412,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38845412,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38845412,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38845412,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38845412,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711314.0479,
          5396967.733,
          705.580935,
          712870.9279,
          5398526.393,
          1162.580935
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711314.0479056251,
                5396967.73299226,
                705.5809349649851
              ],
              [
                711314.0479056251,
                5398526.39299226,
                705.5809349649851
              ],
              [
                712870.927905625,
                5398526.39299226,
                1162.580934964985
              ],
              [
                712870.927905625,
                5396967.73299226,
                1162.580934964985
              ],
              [
                711314.0479056251,
                5396967.73299226,
                705.5809349649851
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:35:37+00:00",
        "end_time": "2018-07-20T01:29:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1285548,
            48.6894104,
            705.580935,
            -120.106624,
            48.70394358,
            1162.580935
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12855477198445,
                  48.68993935947001,
                  705.5809349649851
                ],
                [
                  -120.12775753047089,
                  48.70394357543417,
                  705.5809349649851
                ],
                [
                  -120.1066240198968,
                  48.70341435526281,
                  1162.580934964985
                ],
                [
                  -120.10742710751121,
                  48.68941039838135,
                  1162.580934964985
                ],
                [
                  -120.12855477198445,
                  48.68993935947001,
                  705.5809349649851
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:35:37Z",
            "pc:count": 38845412,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712056.8387,
                "count": 38845412,
                "maximum": 712870.9279,
                "minimum": 711314.0479,
                "name": "X",
                "position": 0,
                "stddev": 417.1642966,
                "variance": 174026.0504
              },
              {
                "average": 5397738.288,
                "count": 38845412,
                "maximum": 5398526.393,
                "minimum": 5396967.733,
                "name": "Y",
                "position": 1,
                "stddev": 424.1046474,
                "variance": 179864.7519
              },
              {
                "average": 824.3126375,
                "count": 38845412,
                "maximum": 1162.580935,
                "minimum": 705.580935,
                "name": "Z",
                "position": 2,
                "stddev": 105.2908049,
                "variance": 11086.1536
              },
              {
                "average": 741.7204767,
                "count": 38845412,
                "maximum": 4095,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 461.7071162,
                "variance": 213173.4611
              },
              {
                "average": 1.37851824,
                "count": 38845412,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6765119056,
                "variance": 0.4576683584
              },
              {
                "average": 1.757049558,
                "count": 38845412,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9226852092,
                "variance": 0.8513479952
              },
              {
                "average": 0.4975397609,
                "count": 38845412,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999939536,
                "variance": 0.2499939537
              },
              {
                "average": 0.0002441729798,
                "count": 38845412,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01562412768,
                "variance": 0.0002441133657
              },
              {
                "average": 1.368926529,
                "count": 38845412,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.516086331,
                "variance": 0.2663451011
              },
              {
                "average": 1.36575048,
                "count": 38845412,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.16394449,
                "variance": 103.3057677
              },
              {
                "average": 0,
                "count": 38845412,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 86.64692644,
                "count": 38845412,
                "maximum": 179,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.839471387,
                "variance": 78.13625441
              },
              {
                "average": 216089447.3,
                "count": 38845412,
                "maximum": 216136137.5,
                "minimum": 216085361.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4523.944625,
                "variance": 20466074.97
              },
              {
                "average": 0,
                "count": 38845412,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38845412,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38845412,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38845412,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38845412,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711314.0479,
              5396967.733,
              705.580935,
              712870.9279,
              5398526.393,
              1162.580935
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711314.0479056251,
                    5396967.73299226,
                    705.5809349649851
                  ],
                  [
                    711314.0479056251,
                    5398526.39299226,
                    705.5809349649851
                  ],
                  [
                    712870.927905625,
                    5398526.39299226,
                    1162.580934964985
                  ],
                  [
                    712870.927905625,
                    5396967.73299226,
                    1162.580934964985
                  ],
                  [
                    711314.0479056251,
                    5396967.73299226,
                    705.5809349649851
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:35:37+00:00",
            "end_time": "2018-07-20T01:29:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12826025910516,
              48.5684690213996,
              930.6705788041712
            ],
            [
              -120.12746639276763,
              48.58247245221099,
              930.6705788041712
            ],
            [
              -120.10638303307312,
              48.5819441452937,
              1514.8905788041711
            ],
            [
              -120.10718270635515,
              48.56794097296174,
              1514.8905788041711
            ],
            [
              -120.12826025910516,
              48.5684690213996,
              930.6705788041712
            ]
          ]
        ]
      },
      "bbox": [
        -120.1282603,
        48.56794097,
        930.6705788,
        -120.106383,
        48.58247245,
        1514.890579
      ],
      "properties": {
        "datetime": "2018-07-20T15:31:56Z",
        "pc:count": 37460178,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712627.0889,
            "count": 37460178,
            "maximum": 713400.8583,
            "minimum": 711843.9383,
            "name": "X",
            "position": 0,
            "stddev": 410.461002,
            "variance": 168478.2342
          },
          {
            "average": 5384224.498,
            "count": 37460178,
            "maximum": 5385026.814,
            "minimum": 5383468.274,
            "name": "Y",
            "position": 1,
            "stddev": 437.9232629,
            "variance": 191776.7842
          },
          {
            "average": 1229.596305,
            "count": 37460178,
            "maximum": 1514.890579,
            "minimum": 930.6705788,
            "name": "Z",
            "position": 2,
            "stddev": 126.0940871,
            "variance": 15899.71879
          },
          {
            "average": 829.8989735,
            "count": 37460178,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 428.6077832,
            "variance": 183704.6318
          },
          {
            "average": 1.301891465,
            "count": 37460178,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6422772608,
            "variance": 0.4125200797
          },
          {
            "average": 1.603856874,
            "count": 37460178,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9190599688,
            "variance": 0.8446712262
          },
          {
            "average": 0.49744801,
            "count": 37460178,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499993494,
            "variance": 0.249993494
          },
          {
            "average": 0.0002252525335,
            "count": 37460178,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01500672519,
            "variance": 0.0002252018008
          },
          {
            "average": 1.399251333,
            "count": 37460178,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5585584532,
            "variance": 0.3119875457
          },
          {
            "average": 0.9691399234,
            "count": 37460178,
            "maximum": 19.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.07635674,
            "variance": 145.8383922
          },
          {
            "average": 0,
            "count": 37460178,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.47188134,
            "count": 37460178,
            "maximum": 178,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.141225363,
            "variance": 26.43219823
          },
          {
            "average": 216089102.4,
            "count": 37460178,
            "maximum": 216135916.9,
            "minimum": 216087187.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2679.80824,
            "variance": 7181372.205
          },
          {
            "average": 0,
            "count": 37460178,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37460178,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37460178,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37460178,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37460178,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711843.9383,
          5383468.274,
          930.6705788,
          713400.8583,
          5385026.814,
          1514.890579
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711843.9382678794,
                5383468.2738884855,
                930.6705788041712
              ],
              [
                711843.9382678794,
                5385026.813888485,
                930.6705788041712
              ],
              [
                713400.8582678793,
                5385026.813888485,
                1514.8905788041711
              ],
              [
                713400.8582678793,
                5383468.2738884855,
                1514.8905788041711
              ],
              [
                711843.9382678794,
                5383468.2738884855,
                930.6705788041712
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:31:56+00:00",
        "end_time": "2018-07-20T01:59:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1282603,
            48.56794097,
            930.6705788,
            -120.106383,
            48.58247245,
            1514.890579
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12826025910516,
                  48.5684690213996,
                  930.6705788041712
                ],
                [
                  -120.12746639276763,
                  48.58247245221099,
                  930.6705788041712
                ],
                [
                  -120.10638303307312,
                  48.5819441452937,
                  1514.8905788041711
                ],
                [
                  -120.10718270635515,
                  48.56794097296174,
                  1514.8905788041711
                ],
                [
                  -120.12826025910516,
                  48.5684690213996,
                  930.6705788041712
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:31:56Z",
            "pc:count": 37460178,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712627.0889,
                "count": 37460178,
                "maximum": 713400.8583,
                "minimum": 711843.9383,
                "name": "X",
                "position": 0,
                "stddev": 410.461002,
                "variance": 168478.2342
              },
              {
                "average": 5384224.498,
                "count": 37460178,
                "maximum": 5385026.814,
                "minimum": 5383468.274,
                "name": "Y",
                "position": 1,
                "stddev": 437.9232629,
                "variance": 191776.7842
              },
              {
                "average": 1229.596305,
                "count": 37460178,
                "maximum": 1514.890579,
                "minimum": 930.6705788,
                "name": "Z",
                "position": 2,
                "stddev": 126.0940871,
                "variance": 15899.71879
              },
              {
                "average": 829.8989735,
                "count": 37460178,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 428.6077832,
                "variance": 183704.6318
              },
              {
                "average": 1.301891465,
                "count": 37460178,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6422772608,
                "variance": 0.4125200797
              },
              {
                "average": 1.603856874,
                "count": 37460178,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9190599688,
                "variance": 0.8446712262
              },
              {
                "average": 0.49744801,
                "count": 37460178,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499993494,
                "variance": 0.249993494
              },
              {
                "average": 0.0002252525335,
                "count": 37460178,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01500672519,
                "variance": 0.0002252018008
              },
              {
                "average": 1.399251333,
                "count": 37460178,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5585584532,
                "variance": 0.3119875457
              },
              {
                "average": 0.9691399234,
                "count": 37460178,
                "maximum": 19.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.07635674,
                "variance": 145.8383922
              },
              {
                "average": 0,
                "count": 37460178,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.47188134,
                "count": 37460178,
                "maximum": 178,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.141225363,
                "variance": 26.43219823
              },
              {
                "average": 216089102.4,
                "count": 37460178,
                "maximum": 216135916.9,
                "minimum": 216087187.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2679.80824,
                "variance": 7181372.205
              },
              {
                "average": 0,
                "count": 37460178,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37460178,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37460178,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37460178,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37460178,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711843.9383,
              5383468.274,
              930.6705788,
              713400.8583,
              5385026.814,
              1514.890579
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711843.9382678794,
                    5383468.2738884855,
                    930.6705788041712
                  ],
                  [
                    711843.9382678794,
                    5385026.813888485,
                    930.6705788041712
                  ],
                  [
                    713400.8582678793,
                    5385026.813888485,
                    1514.8905788041711
                  ],
                  [
                    713400.8582678793,
                    5383468.2738884855,
                    1514.8905788041711
                  ],
                  [
                    711843.9382678794,
                    5383468.2738884855,
                    930.6705788041712
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:31:56+00:00",
            "end_time": "2018-07-20T01:59:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_586088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.18910745105691,
              48.54139781817891,
              438.9965015729995
            ],
            [
              -120.18833125985256,
              48.55539971816365,
              438.9965015729995
            ],
            [
              -120.16725721987667,
              48.55488274936853,
              940.8965015729996
            ],
            [
              -120.16803920990047,
              48.5408811022581,
              940.8965015729996
            ],
            [
              -120.18910745105691,
              48.54139781817891,
              438.9965015729995
            ]
          ]
        ]
      },
      "bbox": [
        -120.1891075,
        48.5408811,
        438.9965016,
        -120.1672572,
        48.55539972,
        940.8965016
      ],
      "properties": {
        "datetime": "2018-07-21T01:07:55Z",
        "pc:count": 46251060,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 708245.3721,
            "count": 46251060,
            "maximum": 709023.4948,
            "minimum": 707466.5148,
            "name": "X",
            "position": 0,
            "stddev": 440.6054047,
            "variance": 194133.1226
          },
          {
            "average": 5381101.695,
            "count": 46251060,
            "maximum": 5381850.848,
            "minimum": 5380292.568,
            "name": "Y",
            "position": 1,
            "stddev": 434.6285614,
            "variance": 188901.9864
          },
          {
            "average": 681.0559945,
            "count": 46251060,
            "maximum": 940.8965016,
            "minimum": 438.9965016,
            "name": "Z",
            "position": 2,
            "stddev": 96.42231867,
            "variance": 9297.263537
          },
          {
            "average": 848.3185066,
            "count": 46251060,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 531.1040423,
            "variance": 282071.5037
          },
          {
            "average": 1.269200792,
            "count": 46251060,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5638565307,
            "variance": 0.3179341872
          },
          {
            "average": 1.538310106,
            "count": 46251060,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.782311058,
            "variance": 0.6120105915
          },
          {
            "average": 0.4970207386,
            "count": 46251060,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999911293,
            "variance": 0.2499911294
          },
          {
            "average": 0.0002686208705,
            "count": 46251060,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01638745615,
            "variance": 0.0002685487192
          },
          {
            "average": 1.344942321,
            "count": 46251060,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4990781636,
            "variance": 0.2490790134
          },
          {
            "average": -0.1021173066,
            "count": 46251060,
            "maximum": 18,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.960546419,
            "variance": 99.21248497
          },
          {
            "average": 0,
            "count": 46251060,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 158.2529211,
            "count": 46251060,
            "maximum": 163,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.627615003,
            "variance": 6.904360603
          },
          {
            "average": 216168024.9,
            "count": 46251060,
            "maximum": 216170475.7,
            "minimum": 216165096.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1426.746886,
            "variance": 2035606.675
          },
          {
            "average": 0,
            "count": 46251060,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46251060,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46251060,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46251060,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46251060,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          707466.5148,
          5380292.568,
          438.9965016,
          709023.4948,
          5381850.848,
          940.8965016
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                707466.5148015954,
                5380292.5681359945,
                438.9965015729995
              ],
              [
                707466.5148015954,
                5381850.848135994,
                438.9965015729995
              ],
              [
                709023.4948015953,
                5381850.848135994,
                940.8965015729996
              ],
              [
                709023.4948015953,
                5380292.5681359945,
                940.8965015729996
              ],
              [
                707466.5148015954,
                5380292.5681359945,
                438.9965015729995
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T01:07:55+00:00",
        "end_time": "2018-07-20T23:38:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_586088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_586088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_586088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1891075,
            48.5408811,
            438.9965016,
            -120.1672572,
            48.55539972,
            940.8965016
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.18910745105691,
                  48.54139781817891,
                  438.9965015729995
                ],
                [
                  -120.18833125985256,
                  48.55539971816365,
                  438.9965015729995
                ],
                [
                  -120.16725721987667,
                  48.55488274936853,
                  940.8965015729996
                ],
                [
                  -120.16803920990047,
                  48.5408811022581,
                  940.8965015729996
                ],
                [
                  -120.18910745105691,
                  48.54139781817891,
                  438.9965015729995
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_586088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_586088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T01:07:55Z",
            "pc:count": 46251060,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 708245.3721,
                "count": 46251060,
                "maximum": 709023.4948,
                "minimum": 707466.5148,
                "name": "X",
                "position": 0,
                "stddev": 440.6054047,
                "variance": 194133.1226
              },
              {
                "average": 5381101.695,
                "count": 46251060,
                "maximum": 5381850.848,
                "minimum": 5380292.568,
                "name": "Y",
                "position": 1,
                "stddev": 434.6285614,
                "variance": 188901.9864
              },
              {
                "average": 681.0559945,
                "count": 46251060,
                "maximum": 940.8965016,
                "minimum": 438.9965016,
                "name": "Z",
                "position": 2,
                "stddev": 96.42231867,
                "variance": 9297.263537
              },
              {
                "average": 848.3185066,
                "count": 46251060,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 531.1040423,
                "variance": 282071.5037
              },
              {
                "average": 1.269200792,
                "count": 46251060,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5638565307,
                "variance": 0.3179341872
              },
              {
                "average": 1.538310106,
                "count": 46251060,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.782311058,
                "variance": 0.6120105915
              },
              {
                "average": 0.4970207386,
                "count": 46251060,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999911293,
                "variance": 0.2499911294
              },
              {
                "average": 0.0002686208705,
                "count": 46251060,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01638745615,
                "variance": 0.0002685487192
              },
              {
                "average": 1.344942321,
                "count": 46251060,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4990781636,
                "variance": 0.2490790134
              },
              {
                "average": -0.1021173066,
                "count": 46251060,
                "maximum": 18,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.960546419,
                "variance": 99.21248497
              },
              {
                "average": 0,
                "count": 46251060,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 158.2529211,
                "count": 46251060,
                "maximum": 163,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.627615003,
                "variance": 6.904360603
              },
              {
                "average": 216168024.9,
                "count": 46251060,
                "maximum": 216170475.7,
                "minimum": 216165096.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1426.746886,
                "variance": 2035606.675
              },
              {
                "average": 0,
                "count": 46251060,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46251060,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46251060,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46251060,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46251060,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              707466.5148,
              5380292.568,
              438.9965016,
              709023.4948,
              5381850.848,
              940.8965016
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    707466.5148015954,
                    5380292.5681359945,
                    438.9965015729995
                  ],
                  [
                    707466.5148015954,
                    5381850.848135994,
                    438.9965015729995
                  ],
                  [
                    709023.4948015953,
                    5381850.848135994,
                    940.8965015729996
                  ],
                  [
                    709023.4948015953,
                    5380292.5681359945,
                    940.8965015729996
                  ],
                  [
                    707466.5148015954,
                    5380292.5681359945,
                    438.9965015729995
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T01:07:55+00:00",
            "end_time": "2018-07-20T23:38:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12774173296906,
              48.352553055727135,
              467.36442848718355
            ],
            [
              -120.12695398297035,
              48.36655233548435,
              467.36442848718355
            ],
            [
              -120.10595693537088,
              48.366025608731164,
              703.8844284871835
            ],
            [
              -120.10675042295536,
              48.352026586364794,
              703.8844284871835
            ],
            [
              -120.12774173296906,
              48.352553055727135,
              467.36442848718355
            ]
          ]
        ]
      },
      "bbox": [
        -120.1277417,
        48.35202659,
        467.3644285,
        -120.1059569,
        48.36655234,
        703.8844285
      ],
      "properties": {
        "datetime": "2018-07-20T03:11:41Z",
        "pc:count": 30486525,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713567.4946,
            "count": 30486525,
            "maximum": 714340.491,
            "minimum": 712783.351,
            "name": "X",
            "position": 0,
            "stddev": 412.6390573,
            "variance": 170270.9916
          },
          {
            "average": 5360253.86,
            "count": 30486525,
            "maximum": 5361031.253,
            "minimum": 5359473.233,
            "name": "Y",
            "position": 1,
            "stddev": 433.5720568,
            "variance": 187984.7284
          },
          {
            "average": 513.0630069,
            "count": 30486525,
            "maximum": 703.8844285,
            "minimum": 467.3644285,
            "name": "Z",
            "position": 2,
            "stddev": 41.40314816,
            "variance": 1714.220678
          },
          {
            "average": 948.698538,
            "count": 30486525,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 499.3920042,
            "variance": 249392.3739
          },
          {
            "average": 1.148948593,
            "count": 30486525,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4161764558,
            "variance": 0.1732028424
          },
          {
            "average": 1.297947503,
            "count": 30486525,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5903737454,
            "variance": 0.3485411593
          },
          {
            "average": 0.497004037,
            "count": 30486525,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910323,
            "variance": 0.2499910324
          },
          {
            "average": 0.0002178011433,
            "count": 30486525,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01475648038,
            "variance": 0.0002177537131
          },
          {
            "average": 1.507669208,
            "count": 30486525,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5170570858,
            "variance": 0.26734803
          },
          {
            "average": 1.143705564,
            "count": 30486525,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.741480077,
            "variance": 76.41347393
          },
          {
            "average": 0,
            "count": 30486525,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.67766867,
            "count": 30486525,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.329043204,
            "variance": 5.424442248
          },
          {
            "average": 216088982.1,
            "count": 30486525,
            "maximum": 216091501.2,
            "minimum": 216086772.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1367.179705,
            "variance": 1869180.347
          },
          {
            "average": 0,
            "count": 30486525,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30486525,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30486525,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30486525,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30486525,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712783.351,
          5359473.233,
          467.3644285,
          714340.491,
          5361031.253,
          703.8844285
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712783.3510395163,
                5359473.2326977495,
                467.36442848718355
              ],
              [
                712783.3510395163,
                5361031.252697749,
                467.36442848718355
              ],
              [
                714340.4910395162,
                5361031.252697749,
                703.8844284871835
              ],
              [
                714340.4910395162,
                5359473.2326977495,
                703.8844284871835
              ],
              [
                712783.3510395163,
                5359473.2326977495,
                467.36442848718355
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:11:41+00:00",
        "end_time": "2018-07-20T01:52:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1277417,
            48.35202659,
            467.3644285,
            -120.1059569,
            48.36655234,
            703.8844285
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12774173296906,
                  48.352553055727135,
                  467.36442848718355
                ],
                [
                  -120.12695398297035,
                  48.36655233548435,
                  467.36442848718355
                ],
                [
                  -120.10595693537088,
                  48.366025608731164,
                  703.8844284871835
                ],
                [
                  -120.10675042295536,
                  48.352026586364794,
                  703.8844284871835
                ],
                [
                  -120.12774173296906,
                  48.352553055727135,
                  467.36442848718355
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:11:41Z",
            "pc:count": 30486525,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713567.4946,
                "count": 30486525,
                "maximum": 714340.491,
                "minimum": 712783.351,
                "name": "X",
                "position": 0,
                "stddev": 412.6390573,
                "variance": 170270.9916
              },
              {
                "average": 5360253.86,
                "count": 30486525,
                "maximum": 5361031.253,
                "minimum": 5359473.233,
                "name": "Y",
                "position": 1,
                "stddev": 433.5720568,
                "variance": 187984.7284
              },
              {
                "average": 513.0630069,
                "count": 30486525,
                "maximum": 703.8844285,
                "minimum": 467.3644285,
                "name": "Z",
                "position": 2,
                "stddev": 41.40314816,
                "variance": 1714.220678
              },
              {
                "average": 948.698538,
                "count": 30486525,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 499.3920042,
                "variance": 249392.3739
              },
              {
                "average": 1.148948593,
                "count": 30486525,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4161764558,
                "variance": 0.1732028424
              },
              {
                "average": 1.297947503,
                "count": 30486525,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5903737454,
                "variance": 0.3485411593
              },
              {
                "average": 0.497004037,
                "count": 30486525,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910323,
                "variance": 0.2499910324
              },
              {
                "average": 0.0002178011433,
                "count": 30486525,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01475648038,
                "variance": 0.0002177537131
              },
              {
                "average": 1.507669208,
                "count": 30486525,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5170570858,
                "variance": 0.26734803
              },
              {
                "average": 1.143705564,
                "count": 30486525,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.741480077,
                "variance": 76.41347393
              },
              {
                "average": 0,
                "count": 30486525,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.67766867,
                "count": 30486525,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.329043204,
                "variance": 5.424442248
              },
              {
                "average": 216088982.1,
                "count": 30486525,
                "maximum": 216091501.2,
                "minimum": 216086772.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1367.179705,
                "variance": 1869180.347
              },
              {
                "average": 0,
                "count": 30486525,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30486525,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30486525,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30486525,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30486525,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712783.351,
              5359473.233,
              467.3644285,
              714340.491,
              5361031.253,
              703.8844285
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712783.3510395163,
                    5359473.2326977495,
                    467.36442848718355
                  ],
                  [
                    712783.3510395163,
                    5361031.252697749,
                    467.36442848718355
                  ],
                  [
                    714340.4910395162,
                    5361031.252697749,
                    703.8844284871835
                  ],
                  [
                    714340.4910395162,
                    5359473.2326977495,
                    703.8844284871835
                  ],
                  [
                    712783.3510395163,
                    5359473.2326977495,
                    467.36442848718355
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:11:41+00:00",
            "end_time": "2018-07-20T01:52:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12796861412284,
              48.44701237737208,
              588.0434229023983
            ],
            [
              -120.12717822907804,
              48.46101286671159,
              588.0434229023983
            ],
            [
              -120.10614278906944,
              48.46048542851105,
              985.9634229023984
            ],
            [
              -120.1069389418713,
              48.44648519703517,
              985.9634229023984
            ],
            [
              -120.12796861412284,
              48.44701237737208,
              588.0434229023983
            ]
          ]
        ]
      },
      "bbox": [
        -120.1279686,
        48.4464852,
        588.0434229,
        -120.1061428,
        48.46101287,
        985.9634229
      ],
      "properties": {
        "datetime": "2018-07-20T03:08:52Z",
        "pc:count": 31272954,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713155.0122,
            "count": 31272954,
            "maximum": 713929.8056,
            "minimum": 712372.7056,
            "name": "X",
            "position": 0,
            "stddev": 409.0329264,
            "variance": 167307.9349
          },
          {
            "average": 5370727.849,
            "count": 31272954,
            "maximum": 5371528.724,
            "minimum": 5369970.544,
            "name": "Y",
            "position": 1,
            "stddev": 423.2189678,
            "variance": 179114.2947
          },
          {
            "average": 739.5633994,
            "count": 31272954,
            "maximum": 985.9634229,
            "minimum": 588.0434229,
            "name": "Z",
            "position": 2,
            "stddev": 78.25313483,
            "variance": 6123.55311
          },
          {
            "average": 1065.901818,
            "count": 31272954,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 406.9192396,
            "variance": 165583.2676
          },
          {
            "average": 1.092484356,
            "count": 31272954,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3516260905,
            "variance": 0.1236409075
          },
          {
            "average": 1.18501949,
            "count": 31272954,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5196169749,
            "variance": 0.2700018006
          },
          {
            "average": 0.4964584414,
            "count": 31272954,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999874652,
            "variance": 0.2499874654
          },
          {
            "average": 0.0002065043168,
            "count": 31272954,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01436877446,
            "variance": 0.0002064616794
          },
          {
            "average": 1.562903428,
            "count": 31272954,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5304209541,
            "variance": 0.2813463886
          },
          {
            "average": 0.9436150994,
            "count": 31272954,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.63346662,
            "variance": 92.80367911
          },
          {
            "average": 0,
            "count": 31272954,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.67594759,
            "count": 31272954,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.262273247,
            "variance": 5.117880243
          },
          {
            "average": 216088961.1,
            "count": 31272954,
            "maximum": 216091332.4,
            "minimum": 216086957.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1276.264839,
            "variance": 1628851.94
          },
          {
            "average": 0,
            "count": 31272954,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31272954,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31272954,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31272954,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31272954,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712372.7056,
          5369970.544,
          588.0434229,
          713929.8056,
          5371528.724,
          985.9634229
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712372.7056119209,
                5369970.544378103,
                588.0434229023983
              ],
              [
                712372.7056119209,
                5371528.724378102,
                588.0434229023983
              ],
              [
                713929.805611921,
                5371528.724378102,
                985.9634229023984
              ],
              [
                713929.805611921,
                5369970.544378103,
                985.9634229023984
              ],
              [
                712372.7056119209,
                5369970.544378103,
                588.0434229023983
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:08:52+00:00",
        "end_time": "2018-07-20T01:55:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1279686,
            48.4464852,
            588.0434229,
            -120.1061428,
            48.46101287,
            985.9634229
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12796861412284,
                  48.44701237737208,
                  588.0434229023983
                ],
                [
                  -120.12717822907804,
                  48.46101286671159,
                  588.0434229023983
                ],
                [
                  -120.10614278906944,
                  48.46048542851105,
                  985.9634229023984
                ],
                [
                  -120.1069389418713,
                  48.44648519703517,
                  985.9634229023984
                ],
                [
                  -120.12796861412284,
                  48.44701237737208,
                  588.0434229023983
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:08:52Z",
            "pc:count": 31272954,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713155.0122,
                "count": 31272954,
                "maximum": 713929.8056,
                "minimum": 712372.7056,
                "name": "X",
                "position": 0,
                "stddev": 409.0329264,
                "variance": 167307.9349
              },
              {
                "average": 5370727.849,
                "count": 31272954,
                "maximum": 5371528.724,
                "minimum": 5369970.544,
                "name": "Y",
                "position": 1,
                "stddev": 423.2189678,
                "variance": 179114.2947
              },
              {
                "average": 739.5633994,
                "count": 31272954,
                "maximum": 985.9634229,
                "minimum": 588.0434229,
                "name": "Z",
                "position": 2,
                "stddev": 78.25313483,
                "variance": 6123.55311
              },
              {
                "average": 1065.901818,
                "count": 31272954,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 406.9192396,
                "variance": 165583.2676
              },
              {
                "average": 1.092484356,
                "count": 31272954,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3516260905,
                "variance": 0.1236409075
              },
              {
                "average": 1.18501949,
                "count": 31272954,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5196169749,
                "variance": 0.2700018006
              },
              {
                "average": 0.4964584414,
                "count": 31272954,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999874652,
                "variance": 0.2499874654
              },
              {
                "average": 0.0002065043168,
                "count": 31272954,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01436877446,
                "variance": 0.0002064616794
              },
              {
                "average": 1.562903428,
                "count": 31272954,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5304209541,
                "variance": 0.2813463886
              },
              {
                "average": 0.9436150994,
                "count": 31272954,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.63346662,
                "variance": 92.80367911
              },
              {
                "average": 0,
                "count": 31272954,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.67594759,
                "count": 31272954,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.262273247,
                "variance": 5.117880243
              },
              {
                "average": 216088961.1,
                "count": 31272954,
                "maximum": 216091332.4,
                "minimum": 216086957.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1276.264839,
                "variance": 1628851.94
              },
              {
                "average": 0,
                "count": 31272954,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31272954,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31272954,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31272954,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31272954,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712372.7056,
              5369970.544,
              588.0434229,
              713929.8056,
              5371528.724,
              985.9634229
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712372.7056119209,
                    5369970.544378103,
                    588.0434229023983
                  ],
                  [
                    712372.7056119209,
                    5371528.724378102,
                    588.0434229023983
                  ],
                  [
                    713929.805611921,
                    5371528.724378102,
                    985.9634229023984
                  ],
                  [
                    713929.805611921,
                    5369970.544378103,
                    985.9634229023984
                  ],
                  [
                    712372.7056119209,
                    5369970.544378103,
                    588.0434229023983
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:08:52+00:00",
            "end_time": "2018-07-20T01:55:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08781210316216,
              48.67647802863576,
              1257.7015194823525
            ],
            [
              -120.087013713946,
              48.69031250636843,
              1257.7015194823525
            ],
            [
              -120.0658847728768,
              48.6897758760475,
              1777.1615194823526
            ],
            [
              -120.0666889329167,
              48.67594165782568,
              1777.1615194823526
            ],
            [
              -120.08781210316216,
              48.67647802863576,
              1257.7015194823525
            ]
          ]
        ]
      },
      "bbox": [
        -120.0878121,
        48.67594166,
        1257.701519,
        -120.0658848,
        48.69031251,
        1777.161519
      ],
      "properties": {
        "datetime": "2018-07-20T01:21:58Z",
        "pc:count": 48070244,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715162.9508,
            "count": 48070244,
            "maximum": 715926.2181,
            "minimum": 714369.1981,
            "name": "X",
            "position": 0,
            "stddev": 428.8221302,
            "variance": 183888.4194
          },
          {
            "average": 5396368.857,
            "count": 48070244,
            "maximum": 5397125.206,
            "minimum": 5395585.386,
            "name": "Y",
            "position": 1,
            "stddev": 424.9801766,
            "variance": 180608.1505
          },
          {
            "average": 1529.793914,
            "count": 48070244,
            "maximum": 1777.161519,
            "minimum": 1257.701519,
            "name": "Z",
            "position": 2,
            "stddev": 99.91067564,
            "variance": 9982.143107
          },
          {
            "average": 747.2971685,
            "count": 48070244,
            "maximum": 4095,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 453.8555875,
            "variance": 205984.8943
          },
          {
            "average": 1.409065367,
            "count": 48070244,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7370431452,
            "variance": 0.5432325979
          },
          {
            "average": 1.818086528,
            "count": 48070244,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.026256889,
            "variance": 1.053203203
          },
          {
            "average": 0.4971529581,
            "count": 48070244,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999918995,
            "variance": 0.2499918996
          },
          {
            "average": 0.0002840634635,
            "count": 48070244,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01685178855,
            "variance": 0.0002839827773
          },
          {
            "average": 1.312737709,
            "count": 48070244,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5201848747,
            "variance": 0.2705923038
          },
          {
            "average": 0.599916958,
            "count": 48070244,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.04965172,
            "variance": 197.3927133
          },
          {
            "average": 0,
            "count": 48070244,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.49530957,
            "count": 48070244,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.369786623,
            "variance": 5.615888637
          },
          {
            "average": 216082120.8,
            "count": 48070244,
            "maximum": 216084918.1,
            "minimum": 216080099.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1422.992599,
            "variance": 2024907.938
          },
          {
            "average": 0,
            "count": 48070244,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48070244,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48070244,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48070244,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48070244,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714369.1981,
          5395585.386,
          1257.701519,
          715926.2181,
          5397125.206,
          1777.161519
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714369.198054282,
                5395585.385956211,
                1257.7015194823525
              ],
              [
                714369.198054282,
                5397125.205956211,
                1257.7015194823525
              ],
              [
                715926.218054282,
                5397125.205956211,
                1777.1615194823526
              ],
              [
                715926.218054282,
                5395585.385956211,
                1777.1615194823526
              ],
              [
                714369.198054282,
                5395585.385956211,
                1257.7015194823525
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:21:58+00:00",
        "end_time": "2018-07-20T00:01:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0878121,
            48.67594166,
            1257.701519,
            -120.0658848,
            48.69031251,
            1777.161519
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08781210316216,
                  48.67647802863576,
                  1257.7015194823525
                ],
                [
                  -120.087013713946,
                  48.69031250636843,
                  1257.7015194823525
                ],
                [
                  -120.0658847728768,
                  48.6897758760475,
                  1777.1615194823526
                ],
                [
                  -120.0666889329167,
                  48.67594165782568,
                  1777.1615194823526
                ],
                [
                  -120.08781210316216,
                  48.67647802863576,
                  1257.7015194823525
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:21:58Z",
            "pc:count": 48070244,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715162.9508,
                "count": 48070244,
                "maximum": 715926.2181,
                "minimum": 714369.1981,
                "name": "X",
                "position": 0,
                "stddev": 428.8221302,
                "variance": 183888.4194
              },
              {
                "average": 5396368.857,
                "count": 48070244,
                "maximum": 5397125.206,
                "minimum": 5395585.386,
                "name": "Y",
                "position": 1,
                "stddev": 424.9801766,
                "variance": 180608.1505
              },
              {
                "average": 1529.793914,
                "count": 48070244,
                "maximum": 1777.161519,
                "minimum": 1257.701519,
                "name": "Z",
                "position": 2,
                "stddev": 99.91067564,
                "variance": 9982.143107
              },
              {
                "average": 747.2971685,
                "count": 48070244,
                "maximum": 4095,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 453.8555875,
                "variance": 205984.8943
              },
              {
                "average": 1.409065367,
                "count": 48070244,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7370431452,
                "variance": 0.5432325979
              },
              {
                "average": 1.818086528,
                "count": 48070244,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.026256889,
                "variance": 1.053203203
              },
              {
                "average": 0.4971529581,
                "count": 48070244,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999918995,
                "variance": 0.2499918996
              },
              {
                "average": 0.0002840634635,
                "count": 48070244,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01685178855,
                "variance": 0.0002839827773
              },
              {
                "average": 1.312737709,
                "count": 48070244,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5201848747,
                "variance": 0.2705923038
              },
              {
                "average": 0.599916958,
                "count": 48070244,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.04965172,
                "variance": 197.3927133
              },
              {
                "average": 0,
                "count": 48070244,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.49530957,
                "count": 48070244,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.369786623,
                "variance": 5.615888637
              },
              {
                "average": 216082120.8,
                "count": 48070244,
                "maximum": 216084918.1,
                "minimum": 216080099.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1422.992599,
                "variance": 2024907.938
              },
              {
                "average": 0,
                "count": 48070244,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48070244,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48070244,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48070244,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48070244,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714369.1981,
              5395585.386,
              1257.701519,
              715926.2181,
              5397125.206,
              1777.161519
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714369.198054282,
                    5395585.385956211,
                    1257.7015194823525
                  ],
                  [
                    714369.198054282,
                    5397125.205956211,
                    1257.7015194823525
                  ],
                  [
                    715926.218054282,
                    5397125.205956211,
                    1777.1615194823526
                  ],
                  [
                    715926.218054282,
                    5395585.385956211,
                    1777.1615194823526
                  ],
                  [
                    714369.198054282,
                    5395585.385956211,
                    1257.7015194823525
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:21:58+00:00",
            "end_time": "2018-07-20T00:01:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10814019055859,
              48.662964075857104,
              1224.0390070464678
            ],
            [
              -120.10733803633347,
              48.67696828582303,
              1224.0390070464678
            ],
            [
              -120.08621619292488,
              48.67643553931573,
              1731.9990070464678
            ],
            [
              -120.08702418424686,
              48.66243159012655,
              1731.9990070464678
            ],
            [
              -120.10814019055859,
              48.662964075857104,
              1224.0390070464678
            ]
          ]
        ]
      },
      "bbox": [
        -120.1081402,
        48.66243159,
        1224.039007,
        -120.0862162,
        48.67696829,
        1731.999007
      ],
      "properties": {
        "datetime": "2018-07-20T02:12:00Z",
        "pc:count": 62586887,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713702.9008,
            "count": 62586887,
            "maximum": 714486.8423,
            "minimum": 712929.9623,
            "name": "X",
            "position": 0,
            "stddev": 434.3748935,
            "variance": 188681.5481
          },
          {
            "average": 5394784.544,
            "count": 62586887,
            "maximum": 5395585.152,
            "minimum": 5394026.472,
            "name": "Y",
            "position": 1,
            "stddev": 422.3401936,
            "variance": 178371.2392
          },
          {
            "average": 1483.139438,
            "count": 62586887,
            "maximum": 1731.999007,
            "minimum": 1224.039007,
            "name": "Z",
            "position": 2,
            "stddev": 117.4028317,
            "variance": 13783.42488
          },
          {
            "average": 587.9831313,
            "count": 62586887,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 481.6929442,
            "variance": 232028.0925
          },
          {
            "average": 1.710263318,
            "count": 62586887,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9198630644,
            "variance": 0.8461480572
          },
          {
            "average": 2.420547295,
            "count": 62586887,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.150462226,
            "variance": 1.323563334
          },
          {
            "average": 0.4973483503,
            "count": 62586887,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999929727,
            "variance": 0.2499929727
          },
          {
            "average": 0.0002883990699,
            "count": 62586887,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01697986751,
            "variance": 0.0002883159005
          },
          {
            "average": 1.219293604,
            "count": 62586887,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4734525481,
            "variance": 0.2241573153
          },
          {
            "average": -0.5067634303,
            "count": 62586887,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.24147132,
            "variance": 202.8195052
          },
          {
            "average": 0,
            "count": 62586887,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.23689112,
            "count": 62586887,
            "maximum": 84,
            "minimum": 75,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.265002106,
            "variance": 5.130234541
          },
          {
            "average": 216085612.4,
            "count": 62586887,
            "maximum": 216087920.5,
            "minimum": 216082454.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1414.060683,
            "variance": 1999567.615
          },
          {
            "average": 0,
            "count": 62586887,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62586887,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62586887,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62586887,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 62586887,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712929.9623,
          5394026.472,
          1224.039007,
          714486.8423,
          5395585.152,
          1731.999007
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712929.9622735793,
                5394026.4724751115,
                1224.0390070464678
              ],
              [
                712929.9622735793,
                5395585.152475111,
                1224.0390070464678
              ],
              [
                714486.8422735792,
                5395585.152475111,
                1731.9990070464678
              ],
              [
                714486.8422735792,
                5394026.4724751115,
                1731.9990070464678
              ],
              [
                712929.9622735793,
                5394026.4724751115,
                1224.0390070464678
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:12:00+00:00",
        "end_time": "2018-07-20T00:40:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1081402,
            48.66243159,
            1224.039007,
            -120.0862162,
            48.67696829,
            1731.999007
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10814019055859,
                  48.662964075857104,
                  1224.0390070464678
                ],
                [
                  -120.10733803633347,
                  48.67696828582303,
                  1224.0390070464678
                ],
                [
                  -120.08621619292488,
                  48.67643553931573,
                  1731.9990070464678
                ],
                [
                  -120.08702418424686,
                  48.66243159012655,
                  1731.9990070464678
                ],
                [
                  -120.10814019055859,
                  48.662964075857104,
                  1224.0390070464678
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:12:00Z",
            "pc:count": 62586887,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713702.9008,
                "count": 62586887,
                "maximum": 714486.8423,
                "minimum": 712929.9623,
                "name": "X",
                "position": 0,
                "stddev": 434.3748935,
                "variance": 188681.5481
              },
              {
                "average": 5394784.544,
                "count": 62586887,
                "maximum": 5395585.152,
                "minimum": 5394026.472,
                "name": "Y",
                "position": 1,
                "stddev": 422.3401936,
                "variance": 178371.2392
              },
              {
                "average": 1483.139438,
                "count": 62586887,
                "maximum": 1731.999007,
                "minimum": 1224.039007,
                "name": "Z",
                "position": 2,
                "stddev": 117.4028317,
                "variance": 13783.42488
              },
              {
                "average": 587.9831313,
                "count": 62586887,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 481.6929442,
                "variance": 232028.0925
              },
              {
                "average": 1.710263318,
                "count": 62586887,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9198630644,
                "variance": 0.8461480572
              },
              {
                "average": 2.420547295,
                "count": 62586887,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.150462226,
                "variance": 1.323563334
              },
              {
                "average": 0.4973483503,
                "count": 62586887,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999929727,
                "variance": 0.2499929727
              },
              {
                "average": 0.0002883990699,
                "count": 62586887,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01697986751,
                "variance": 0.0002883159005
              },
              {
                "average": 1.219293604,
                "count": 62586887,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4734525481,
                "variance": 0.2241573153
              },
              {
                "average": -0.5067634303,
                "count": 62586887,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.24147132,
                "variance": 202.8195052
              },
              {
                "average": 0,
                "count": 62586887,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.23689112,
                "count": 62586887,
                "maximum": 84,
                "minimum": 75,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.265002106,
                "variance": 5.130234541
              },
              {
                "average": 216085612.4,
                "count": 62586887,
                "maximum": 216087920.5,
                "minimum": 216082454.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1414.060683,
                "variance": 1999567.615
              },
              {
                "average": 0,
                "count": 62586887,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62586887,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62586887,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62586887,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 62586887,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712929.9623,
              5394026.472,
              1224.039007,
              714486.8423,
              5395585.152,
              1731.999007
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712929.9622735793,
                    5394026.4724751115,
                    1224.0390070464678
                  ],
                  [
                    712929.9622735793,
                    5395585.152475111,
                    1224.0390070464678
                  ],
                  [
                    714486.8422735792,
                    5395585.152475111,
                    1731.9990070464678
                  ],
                  [
                    714486.8422735792,
                    5394026.4724751115,
                    1731.9990070464678
                  ],
                  [
                    712929.9622735793,
                    5394026.4724751115,
                    1224.0390070464678
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:12:00+00:00",
            "end_time": "2018-07-20T00:40:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12852180854517,
              48.67644118173112,
              700.1966863422185
            ],
            [
              -120.1277250792116,
              48.690442914508075,
              700.1966863422185
            ],
            [
              -120.1065966767104,
              48.68991378356489,
              1288.4966863422185
            ],
            [
              -120.10739924691053,
              48.67591230976502,
              1288.4966863422185
            ],
            [
              -120.12852180854517,
              48.67644118173112,
              700.1966863422185
            ]
          ]
        ]
      },
      "bbox": [
        -120.1285218,
        48.67591231,
        700.1966863,
        -120.1065967,
        48.69044291,
        1288.496686
      ],
      "properties": {
        "datetime": "2018-07-20T03:01:58Z",
        "pc:count": 37600627,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712171.9637,
            "count": 37600627,
            "maximum": 712929.9105,
            "minimum": 711372.9905,
            "name": "X",
            "position": 0,
            "stddev": 416.4496099,
            "variance": 173430.2776
          },
          {
            "average": 5396251.382,
            "count": 37600627,
            "maximum": 5397025.999,
            "minimum": 5395467.619,
            "name": "Y",
            "position": 1,
            "stddev": 445.0079777,
            "variance": 198032.1002
          },
          {
            "average": 992.8632125,
            "count": 37600627,
            "maximum": 1288.496686,
            "minimum": 700.1966863,
            "name": "Z",
            "position": 2,
            "stddev": 145.4313885,
            "variance": 21150.28877
          },
          {
            "average": 770.2277099,
            "count": 37600627,
            "maximum": 4095,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 422.3425337,
            "variance": 178373.2158
          },
          {
            "average": 1.328386146,
            "count": 37600627,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6549594415,
            "variance": 0.42897187
          },
          {
            "average": 1.656927716,
            "count": 37600627,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9224157042,
            "variance": 0.8508507314
          },
          {
            "average": 0.497460295,
            "count": 37600627,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935565,
            "variance": 0.2499935565
          },
          {
            "average": 0.0002257941071,
            "count": 37600627,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01502475058,
            "variance": 0.0002257431301
          },
          {
            "average": 1.378802008,
            "count": 37600627,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.547074024,
            "variance": 0.2992899877
          },
          {
            "average": 1.17090188,
            "count": 37600627,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.75855939,
            "variance": 115.7466002
          },
          {
            "average": 0,
            "count": 37600627,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.60430088,
            "count": 37600627,
            "maximum": 89,
            "minimum": 83,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.156022971,
            "variance": 4.64843505
          },
          {
            "average": 216088897.4,
            "count": 37600627,
            "maximum": 216090918,
            "minimum": 216087388,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1298.205627,
            "variance": 1685337.851
          },
          {
            "average": 0,
            "count": 37600627,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37600627,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37600627,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37600627,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37600627,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711372.9905,
          5395467.619,
          700.1966863,
          712929.9105,
          5397025.999,
          1288.496686
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711372.9905159184,
                5395467.619342766,
                700.1966863422185
              ],
              [
                711372.9905159184,
                5397025.999342767,
                700.1966863422185
              ],
              [
                712929.9105159183,
                5397025.999342767,
                1288.4966863422185
              ],
              [
                712929.9105159183,
                5395467.619342766,
                1288.4966863422185
              ],
              [
                711372.9905159184,
                5395467.619342766,
                700.1966863422185
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:01:58+00:00",
        "end_time": "2018-07-20T02:03:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1285218,
            48.67591231,
            700.1966863,
            -120.1065967,
            48.69044291,
            1288.496686
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12852180854517,
                  48.67644118173112,
                  700.1966863422185
                ],
                [
                  -120.1277250792116,
                  48.690442914508075,
                  700.1966863422185
                ],
                [
                  -120.1065966767104,
                  48.68991378356489,
                  1288.4966863422185
                ],
                [
                  -120.10739924691053,
                  48.67591230976502,
                  1288.4966863422185
                ],
                [
                  -120.12852180854517,
                  48.67644118173112,
                  700.1966863422185
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:01:58Z",
            "pc:count": 37600627,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712171.9637,
                "count": 37600627,
                "maximum": 712929.9105,
                "minimum": 711372.9905,
                "name": "X",
                "position": 0,
                "stddev": 416.4496099,
                "variance": 173430.2776
              },
              {
                "average": 5396251.382,
                "count": 37600627,
                "maximum": 5397025.999,
                "minimum": 5395467.619,
                "name": "Y",
                "position": 1,
                "stddev": 445.0079777,
                "variance": 198032.1002
              },
              {
                "average": 992.8632125,
                "count": 37600627,
                "maximum": 1288.496686,
                "minimum": 700.1966863,
                "name": "Z",
                "position": 2,
                "stddev": 145.4313885,
                "variance": 21150.28877
              },
              {
                "average": 770.2277099,
                "count": 37600627,
                "maximum": 4095,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 422.3425337,
                "variance": 178373.2158
              },
              {
                "average": 1.328386146,
                "count": 37600627,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6549594415,
                "variance": 0.42897187
              },
              {
                "average": 1.656927716,
                "count": 37600627,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9224157042,
                "variance": 0.8508507314
              },
              {
                "average": 0.497460295,
                "count": 37600627,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935565,
                "variance": 0.2499935565
              },
              {
                "average": 0.0002257941071,
                "count": 37600627,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01502475058,
                "variance": 0.0002257431301
              },
              {
                "average": 1.378802008,
                "count": 37600627,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.547074024,
                "variance": 0.2992899877
              },
              {
                "average": 1.17090188,
                "count": 37600627,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.75855939,
                "variance": 115.7466002
              },
              {
                "average": 0,
                "count": 37600627,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.60430088,
                "count": 37600627,
                "maximum": 89,
                "minimum": 83,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.156022971,
                "variance": 4.64843505
              },
              {
                "average": 216088897.4,
                "count": 37600627,
                "maximum": 216090918,
                "minimum": 216087388,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1298.205627,
                "variance": 1685337.851
              },
              {
                "average": 0,
                "count": 37600627,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37600627,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37600627,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37600627,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37600627,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711372.9905,
              5395467.619,
              700.1966863,
              712929.9105,
              5397025.999,
              1288.496686
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711372.9905159184,
                    5395467.619342766,
                    700.1966863422185
                  ],
                  [
                    711372.9905159184,
                    5397025.999342767,
                    700.1966863422185
                  ],
                  [
                    712929.9105159183,
                    5397025.999342767,
                    1288.4966863422185
                  ],
                  [
                    712929.9105159183,
                    5395467.619342766,
                    1288.4966863422185
                  ],
                  [
                    711372.9905159184,
                    5395467.619342766,
                    700.1966863422185
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:01:58+00:00",
            "end_time": "2018-07-20T02:03:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12822839585392,
              48.55497467013989,
              1185.3857697915068
            ],
            [
              -120.12743503953276,
              48.56897561773091,
              1185.3857697915068
            ],
            [
              -120.1063562085565,
              48.56844738690322,
              1645.645769791507
            ],
            [
              -120.10715536678127,
              48.55444669769315,
              1645.645769791507
            ],
            [
              -120.12822839585392,
              48.55497467013989,
              1185.3857697915068
            ]
          ]
        ]
      },
      "bbox": [
        -120.1282284,
        48.5544467,
        1185.38577,
        -120.1063562,
        48.56897562,
        1645.64577
      ],
      "properties": {
        "datetime": "2018-07-20T03:05:40Z",
        "pc:count": 40116956,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712703.636,
            "count": 40116956,
            "maximum": 713459.689,
            "minimum": 711902.689,
            "name": "X",
            "position": 0,
            "stddev": 405.6706616,
            "variance": 164568.6857
          },
          {
            "average": 5382734.252,
            "count": 40116956,
            "maximum": 5383526.866,
            "minimum": 5381968.606,
            "name": "Y",
            "position": 1,
            "stddev": 432.8628556,
            "variance": 187370.2517
          },
          {
            "average": 1441.08785,
            "count": 40116956,
            "maximum": 1645.64577,
            "minimum": 1185.38577,
            "name": "Z",
            "position": 2,
            "stddev": 107.3533403,
            "variance": 11524.73967
          },
          {
            "average": 753.6817948,
            "count": 40116956,
            "maximum": 3309,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 476.6049041,
            "variance": 227152.2346
          },
          {
            "average": 1.46798274,
            "count": 40116956,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8099519098,
            "variance": 0.6560220962
          },
          {
            "average": 1.93619142,
            "count": 40116956,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.131960643,
            "variance": 1.281334897
          },
          {
            "average": 0.4976359622,
            "count": 40116956,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944175,
            "variance": 0.2499944176
          },
          {
            "average": 0.0002519882117,
            "count": 40116956,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01587213659,
            "variance": 0.0002519247199
          },
          {
            "average": 1.368179655,
            "count": 40116956,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5501727784,
            "variance": 0.3026900861
          },
          {
            "average": 0.3799166969,
            "count": 40116956,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.78572882,
            "variance": 190.0463192
          },
          {
            "average": 0,
            "count": 40116956,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.12220783,
            "count": 40116956,
            "maximum": 89,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.169849362,
            "variance": 4.708246256
          },
          {
            "average": 216088917.2,
            "count": 40116956,
            "maximum": 216091140.3,
            "minimum": 216087162.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1275.472949,
            "variance": 1626831.243
          },
          {
            "average": 0,
            "count": 40116956,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40116956,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40116956,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40116956,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40116956,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711902.689,
          5381968.606,
          1185.38577,
          713459.689,
          5383526.866,
          1645.64577
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711902.6890013346,
                5381968.606418045,
                1185.3857697915068
              ],
              [
                711902.6890013346,
                5383526.866418045,
                1185.3857697915068
              ],
              [
                713459.6890013346,
                5383526.866418045,
                1645.645769791507
              ],
              [
                713459.6890013346,
                5381968.606418045,
                1645.645769791507
              ],
              [
                711902.6890013346,
                5381968.606418045,
                1185.3857697915068
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:05:40+00:00",
        "end_time": "2018-07-20T01:59:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1282284,
            48.5544467,
            1185.38577,
            -120.1063562,
            48.56897562,
            1645.64577
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12822839585392,
                  48.55497467013989,
                  1185.3857697915068
                ],
                [
                  -120.12743503953276,
                  48.56897561773091,
                  1185.3857697915068
                ],
                [
                  -120.1063562085565,
                  48.56844738690322,
                  1645.645769791507
                ],
                [
                  -120.10715536678127,
                  48.55444669769315,
                  1645.645769791507
                ],
                [
                  -120.12822839585392,
                  48.55497467013989,
                  1185.3857697915068
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:05:40Z",
            "pc:count": 40116956,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712703.636,
                "count": 40116956,
                "maximum": 713459.689,
                "minimum": 711902.689,
                "name": "X",
                "position": 0,
                "stddev": 405.6706616,
                "variance": 164568.6857
              },
              {
                "average": 5382734.252,
                "count": 40116956,
                "maximum": 5383526.866,
                "minimum": 5381968.606,
                "name": "Y",
                "position": 1,
                "stddev": 432.8628556,
                "variance": 187370.2517
              },
              {
                "average": 1441.08785,
                "count": 40116956,
                "maximum": 1645.64577,
                "minimum": 1185.38577,
                "name": "Z",
                "position": 2,
                "stddev": 107.3533403,
                "variance": 11524.73967
              },
              {
                "average": 753.6817948,
                "count": 40116956,
                "maximum": 3309,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 476.6049041,
                "variance": 227152.2346
              },
              {
                "average": 1.46798274,
                "count": 40116956,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8099519098,
                "variance": 0.6560220962
              },
              {
                "average": 1.93619142,
                "count": 40116956,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.131960643,
                "variance": 1.281334897
              },
              {
                "average": 0.4976359622,
                "count": 40116956,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944175,
                "variance": 0.2499944176
              },
              {
                "average": 0.0002519882117,
                "count": 40116956,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01587213659,
                "variance": 0.0002519247199
              },
              {
                "average": 1.368179655,
                "count": 40116956,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5501727784,
                "variance": 0.3026900861
              },
              {
                "average": 0.3799166969,
                "count": 40116956,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.78572882,
                "variance": 190.0463192
              },
              {
                "average": 0,
                "count": 40116956,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.12220783,
                "count": 40116956,
                "maximum": 89,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.169849362,
                "variance": 4.708246256
              },
              {
                "average": 216088917.2,
                "count": 40116956,
                "maximum": 216091140.3,
                "minimum": 216087162.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1275.472949,
                "variance": 1626831.243
              },
              {
                "average": 0,
                "count": 40116956,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40116956,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40116956,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40116956,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40116956,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711902.689,
              5381968.606,
              1185.38577,
              713459.689,
              5383526.866,
              1645.64577
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711902.6890013346,
                    5381968.606418045,
                    1185.3857697915068
                  ],
                  [
                    711902.6890013346,
                    5383526.866418045,
                    1185.3857697915068
                  ],
                  [
                    713459.6890013346,
                    5383526.866418045,
                    1645.645769791507
                  ],
                  [
                    713459.6890013346,
                    5381968.606418045,
                    1645.645769791507
                  ],
                  [
                    711902.6890013346,
                    5381968.606418045,
                    1185.3857697915068
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:05:40+00:00",
            "end_time": "2018-07-20T01:59:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12777356127053,
              48.36604824562733,
              331.5764666125873
            ],
            [
              -120.12698552778238,
              48.38004605514952,
              331.5764666125873
            ],
            [
              -120.1059848192608,
              48.379519272178136,
              702.5764666125873
            ],
            [
              -120.10677859346363,
              48.36552172006174,
              702.5764666125873
            ],
            [
              -120.12777356127053,
              48.36604824562733,
              331.5764666125873
            ]
          ]
        ]
      },
      "bbox": [
        -120.1277736,
        48.36552172,
        331.5764666,
        -120.1059848,
        48.38004606,
        702.5764666
      ],
      "properties": {
        "datetime": "2018-07-20T03:11:18Z",
        "pc:count": 31626413,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713497.455,
            "count": 31626413,
            "maximum": 714281.7582,
            "minimum": 712724.7582,
            "name": "X",
            "position": 0,
            "stddev": 412.6542091,
            "variance": 170283.4963
          },
          {
            "average": 5361762,
            "count": 31626413,
            "maximum": 5362530.814,
            "minimum": 5360972.954,
            "name": "Y",
            "position": 1,
            "stddev": 445.0633473,
            "variance": 198081.3831
          },
          {
            "average": 533.6265285,
            "count": 31626413,
            "maximum": 702.5764666,
            "minimum": 331.5764666,
            "name": "Z",
            "position": 2,
            "stddev": 53.933553,
            "variance": 2908.828139
          },
          {
            "average": 969.3962789,
            "count": 31626413,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 490.8221378,
            "variance": 240906.3709
          },
          {
            "average": 1.154023727,
            "count": 31626413,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4240883978,
            "variance": 0.1798509691
          },
          {
            "average": 1.308077302,
            "count": 31626413,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6015339772,
            "variance": 0.3618431257
          },
          {
            "average": 0.4960188182,
            "count": 31626413,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999841578,
            "variance": 0.2499841581
          },
          {
            "average": 0.000224179707,
            "count": 31626413,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0149709538,
            "variance": 0.0002241294576
          },
          {
            "average": 1.502840142,
            "count": 31626413,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5153296857,
            "variance": 0.2655646849
          },
          {
            "average": 0.9733427385,
            "count": 31626413,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.702630226,
            "variance": 75.73577284
          },
          {
            "average": 0,
            "count": 31626413,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.75892005,
            "count": 31626413,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.281767222,
            "variance": 5.206461656
          },
          {
            "average": 216089028.9,
            "count": 31626413,
            "maximum": 216091478,
            "minimum": 216086800.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1329.048934,
            "variance": 1766371.07
          },
          {
            "average": 0,
            "count": 31626413,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31626413,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31626413,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31626413,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31626413,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712724.7582,
          5360972.954,
          331.5764666,
          714281.7582,
          5362530.814,
          702.5764666
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712724.758218217,
                5360972.95354401,
                331.5764666125873
              ],
              [
                712724.758218217,
                5362530.81354401,
                331.5764666125873
              ],
              [
                714281.758218217,
                5362530.81354401,
                702.5764666125873
              ],
              [
                714281.758218217,
                5360972.95354401,
                702.5764666125873
              ],
              [
                712724.758218217,
                5360972.95354401,
                331.5764666125873
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:11:18+00:00",
        "end_time": "2018-07-20T01:53:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1277736,
            48.36552172,
            331.5764666,
            -120.1059848,
            48.38004606,
            702.5764666
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12777356127053,
                  48.36604824562733,
                  331.5764666125873
                ],
                [
                  -120.12698552778238,
                  48.38004605514952,
                  331.5764666125873
                ],
                [
                  -120.1059848192608,
                  48.379519272178136,
                  702.5764666125873
                ],
                [
                  -120.10677859346363,
                  48.36552172006174,
                  702.5764666125873
                ],
                [
                  -120.12777356127053,
                  48.36604824562733,
                  331.5764666125873
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:11:18Z",
            "pc:count": 31626413,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713497.455,
                "count": 31626413,
                "maximum": 714281.7582,
                "minimum": 712724.7582,
                "name": "X",
                "position": 0,
                "stddev": 412.6542091,
                "variance": 170283.4963
              },
              {
                "average": 5361762,
                "count": 31626413,
                "maximum": 5362530.814,
                "minimum": 5360972.954,
                "name": "Y",
                "position": 1,
                "stddev": 445.0633473,
                "variance": 198081.3831
              },
              {
                "average": 533.6265285,
                "count": 31626413,
                "maximum": 702.5764666,
                "minimum": 331.5764666,
                "name": "Z",
                "position": 2,
                "stddev": 53.933553,
                "variance": 2908.828139
              },
              {
                "average": 969.3962789,
                "count": 31626413,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 490.8221378,
                "variance": 240906.3709
              },
              {
                "average": 1.154023727,
                "count": 31626413,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4240883978,
                "variance": 0.1798509691
              },
              {
                "average": 1.308077302,
                "count": 31626413,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6015339772,
                "variance": 0.3618431257
              },
              {
                "average": 0.4960188182,
                "count": 31626413,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999841578,
                "variance": 0.2499841581
              },
              {
                "average": 0.000224179707,
                "count": 31626413,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0149709538,
                "variance": 0.0002241294576
              },
              {
                "average": 1.502840142,
                "count": 31626413,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5153296857,
                "variance": 0.2655646849
              },
              {
                "average": 0.9733427385,
                "count": 31626413,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.702630226,
                "variance": 75.73577284
              },
              {
                "average": 0,
                "count": 31626413,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.75892005,
                "count": 31626413,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.281767222,
                "variance": 5.206461656
              },
              {
                "average": 216089028.9,
                "count": 31626413,
                "maximum": 216091478,
                "minimum": 216086800.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1329.048934,
                "variance": 1766371.07
              },
              {
                "average": 0,
                "count": 31626413,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31626413,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31626413,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31626413,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31626413,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712724.7582,
              5360972.954,
              331.5764666,
              714281.7582,
              5362530.814,
              702.5764666
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712724.758218217,
                    5360972.95354401,
                    331.5764666125873
                  ],
                  [
                    712724.758218217,
                    5362530.81354401,
                    331.5764666125873
                  ],
                  [
                    714281.758218217,
                    5362530.81354401,
                    702.5764666125873
                  ],
                  [
                    714281.758218217,
                    5360972.95354401,
                    702.5764666125873
                  ],
                  [
                    712724.758218217,
                    5360972.95354401,
                    331.5764666125873
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:11:18+00:00",
            "end_time": "2018-07-20T01:53:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04684843939283,
              48.393093525297964,
              667.2524859008438
            ],
            [
              -120.04603724459365,
              48.40709385508415,
              667.2524859008438
            ],
            [
              -120.025024225097,
              48.4065520016406,
              988.8924859008437
            ],
            [
              -120.02584116965636,
              48.392551936701864,
              988.8924859008437
            ],
            [
              -120.04684843939283,
              48.393093525297964,
              667.2524859008438
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468484,
        48.39255194,
        667.2524859,
        -120.0250242,
        48.40709386,
        988.8924859
      ],
      "properties": {
        "datetime": "2018-07-19T23:16:06Z",
        "pc:count": 28744929,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719387.674,
            "count": 28744929,
            "maximum": 720158.962,
            "minimum": 718601.762,
            "name": "X",
            "position": 0,
            "stddev": 431.5879985,
            "variance": 186268.2004
          },
          {
            "average": 5364988.281,
            "count": 28744929,
            "maximum": 5365764.815,
            "minimum": 5364206.555,
            "name": "Y",
            "position": 1,
            "stddev": 431.4369264,
            "variance": 186137.8214
          },
          {
            "average": 810.8332879,
            "count": 28744929,
            "maximum": 988.8924859,
            "minimum": 667.2524859,
            "name": "Z",
            "position": 2,
            "stddev": 80.39038978,
            "variance": 6462.614769
          },
          {
            "average": 1067.245609,
            "count": 28744929,
            "maximum": 4095,
            "minimum": 82,
            "name": "Intensity",
            "position": 3,
            "stddev": 255.300038,
            "variance": 65178.10943
          },
          {
            "average": 1.057269232,
            "count": 28744929,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.269189374,
            "variance": 0.07246291905
          },
          {
            "average": 1.114569669,
            "count": 28744929,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3961116607,
            "variance": 0.1569044477
          },
          {
            "average": 0.4970019234,
            "count": 28744929,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910202,
            "variance": 0.2499910202
          },
          {
            "average": 0.0002385464233,
            "count": 28744929,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01544310614,
            "variance": 0.0002384895272
          },
          {
            "average": 1.591898314,
            "count": 28744929,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5360842349,
            "variance": 0.2873863069
          },
          {
            "average": -2.049641221,
            "count": 28744929,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.058460931,
            "variance": 82.05571444
          },
          {
            "average": 0,
            "count": 28744929,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.60772215,
            "count": 28744929,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.912208694,
            "variance": 79.42746381
          },
          {
            "average": 216065296.4,
            "count": 28744929,
            "maximum": 216077366.6,
            "minimum": 216061402.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5000.754183,
            "variance": 25007542.4
          },
          {
            "average": 0,
            "count": 28744929,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28744929,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28744929,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28744929,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28744929,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718601.762,
          5364206.555,
          667.2524859,
          720158.962,
          5365764.815,
          988.8924859
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718601.76197593,
                5364206.554504862,
                667.2524859008438
              ],
              [
                718601.76197593,
                5365764.814504862,
                667.2524859008438
              ],
              [
                720158.9619759299,
                5365764.814504862,
                988.8924859008437
              ],
              [
                720158.9619759299,
                5364206.554504862,
                988.8924859008437
              ],
              [
                718601.76197593,
                5364206.554504862,
                667.2524859008438
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:16:06+00:00",
        "end_time": "2018-07-19T18:50:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468484,
            48.39255194,
            667.2524859,
            -120.0250242,
            48.40709386,
            988.8924859
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04684843939283,
                  48.393093525297964,
                  667.2524859008438
                ],
                [
                  -120.04603724459365,
                  48.40709385508415,
                  667.2524859008438
                ],
                [
                  -120.025024225097,
                  48.4065520016406,
                  988.8924859008437
                ],
                [
                  -120.02584116965636,
                  48.392551936701864,
                  988.8924859008437
                ],
                [
                  -120.04684843939283,
                  48.393093525297964,
                  667.2524859008438
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:16:06Z",
            "pc:count": 28744929,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719387.674,
                "count": 28744929,
                "maximum": 720158.962,
                "minimum": 718601.762,
                "name": "X",
                "position": 0,
                "stddev": 431.5879985,
                "variance": 186268.2004
              },
              {
                "average": 5364988.281,
                "count": 28744929,
                "maximum": 5365764.815,
                "minimum": 5364206.555,
                "name": "Y",
                "position": 1,
                "stddev": 431.4369264,
                "variance": 186137.8214
              },
              {
                "average": 810.8332879,
                "count": 28744929,
                "maximum": 988.8924859,
                "minimum": 667.2524859,
                "name": "Z",
                "position": 2,
                "stddev": 80.39038978,
                "variance": 6462.614769
              },
              {
                "average": 1067.245609,
                "count": 28744929,
                "maximum": 4095,
                "minimum": 82,
                "name": "Intensity",
                "position": 3,
                "stddev": 255.300038,
                "variance": 65178.10943
              },
              {
                "average": 1.057269232,
                "count": 28744929,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.269189374,
                "variance": 0.07246291905
              },
              {
                "average": 1.114569669,
                "count": 28744929,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3961116607,
                "variance": 0.1569044477
              },
              {
                "average": 0.4970019234,
                "count": 28744929,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910202,
                "variance": 0.2499910202
              },
              {
                "average": 0.0002385464233,
                "count": 28744929,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01544310614,
                "variance": 0.0002384895272
              },
              {
                "average": 1.591898314,
                "count": 28744929,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5360842349,
                "variance": 0.2873863069
              },
              {
                "average": -2.049641221,
                "count": 28744929,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.058460931,
                "variance": 82.05571444
              },
              {
                "average": 0,
                "count": 28744929,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.60772215,
                "count": 28744929,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.912208694,
                "variance": 79.42746381
              },
              {
                "average": 216065296.4,
                "count": 28744929,
                "maximum": 216077366.6,
                "minimum": 216061402.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5000.754183,
                "variance": 25007542.4
              },
              {
                "average": 0,
                "count": 28744929,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28744929,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28744929,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28744929,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28744929,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718601.762,
              5364206.555,
              667.2524859,
              720158.962,
              5365764.815,
              988.8924859
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718601.76197593,
                    5364206.554504862,
                    667.2524859008438
                  ],
                  [
                    718601.76197593,
                    5365764.814504862,
                    667.2524859008438
                  ],
                  [
                    720158.9619759299,
                    5365764.814504862,
                    988.8924859008437
                  ],
                  [
                    720158.9619759299,
                    5364206.554504862,
                    988.8924859008437
                  ],
                  [
                    718601.76197593,
                    5364206.554504862,
                    667.2524859008438
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:16:06+00:00",
            "end_time": "2018-07-19T18:50:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10783794787429,
              48.51450722390528,
              1070.6249900450339
            ],
            [
              -120.10704005703487,
              48.528508737900644,
              1070.6249900450339
            ],
            [
              -120.08597678260439,
              48.52797706200181,
              1526.2449900450338
            ],
            [
              -120.08678046281732,
              48.513975808036804,
              1526.2449900450338
            ],
            [
              -120.10783794787429,
              48.51450722390528,
              1070.6249900450339
            ]
          ]
        ]
      },
      "bbox": [
        -120.1078379,
        48.51397581,
        1070.62499,
        -120.0859768,
        48.52850874,
        1526.24499
      ],
      "properties": {
        "datetime": "2018-07-20T02:17:37Z",
        "pc:count": 45273461,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714336.4885,
            "count": 45273461,
            "maximum": 715134.4926,
            "minimum": 713577.3726,
            "name": "X",
            "position": 0,
            "stddev": 451.2684346,
            "variance": 203643.2001
          },
          {
            "average": 5378311.295,
            "count": 45273461,
            "maximum": 5379086.21,
            "minimum": 5377527.87,
            "name": "Y",
            "position": 1,
            "stddev": 434.3459189,
            "variance": 188656.3772
          },
          {
            "average": 1299.854319,
            "count": 45273461,
            "maximum": 1526.24499,
            "minimum": 1070.62499,
            "name": "Z",
            "position": 2,
            "stddev": 98.09794853,
            "variance": 9623.207506
          },
          {
            "average": 784.1571863,
            "count": 45273461,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 457.5616322,
            "variance": 209362.6473
          },
          {
            "average": 1.336498374,
            "count": 45273461,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6703355464,
            "variance": 0.4493497448
          },
          {
            "average": 1.673047616,
            "count": 45273461,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9477927538,
            "variance": 0.8983111042
          },
          {
            "average": 0.4966210558,
            "count": 45273461,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885881,
            "variance": 0.2499885883
          },
          {
            "average": 0.0002948747391,
            "count": 45273461,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01716938538,
            "variance": 0.0002947877945
          },
          {
            "average": 1.424161983,
            "count": 45273461,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5718003529,
            "variance": 0.3269556435
          },
          {
            "average": -0.8077863891,
            "count": 45273461,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.10572869,
            "variance": 171.7601245
          },
          {
            "average": 0,
            "count": 45273461,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.96465039,
            "count": 45273461,
            "maximum": 85,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.357976858,
            "variance": 5.560054865
          },
          {
            "average": 216085713.2,
            "count": 45273461,
            "maximum": 216088257,
            "minimum": 216083262.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1380.712094,
            "variance": 1906365.887
          },
          {
            "average": 0,
            "count": 45273461,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45273461,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45273461,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45273461,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45273461,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713577.3726,
          5377527.87,
          1070.62499,
          715134.4926,
          5379086.21,
          1526.24499
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713577.3725942948,
                5377527.870265963,
                1070.6249900450339
              ],
              [
                713577.3725942948,
                5379086.210265962,
                1070.6249900450339
              ],
              [
                715134.492594295,
                5379086.210265962,
                1526.2449900450338
              ],
              [
                715134.492594295,
                5377527.870265963,
                1526.2449900450338
              ],
              [
                713577.3725942948,
                5377527.870265963,
                1070.6249900450339
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:17:37+00:00",
        "end_time": "2018-07-20T00:54:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1078379,
            48.51397581,
            1070.62499,
            -120.0859768,
            48.52850874,
            1526.24499
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10783794787429,
                  48.51450722390528,
                  1070.6249900450339
                ],
                [
                  -120.10704005703487,
                  48.528508737900644,
                  1070.6249900450339
                ],
                [
                  -120.08597678260439,
                  48.52797706200181,
                  1526.2449900450338
                ],
                [
                  -120.08678046281732,
                  48.513975808036804,
                  1526.2449900450338
                ],
                [
                  -120.10783794787429,
                  48.51450722390528,
                  1070.6249900450339
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:17:37Z",
            "pc:count": 45273461,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714336.4885,
                "count": 45273461,
                "maximum": 715134.4926,
                "minimum": 713577.3726,
                "name": "X",
                "position": 0,
                "stddev": 451.2684346,
                "variance": 203643.2001
              },
              {
                "average": 5378311.295,
                "count": 45273461,
                "maximum": 5379086.21,
                "minimum": 5377527.87,
                "name": "Y",
                "position": 1,
                "stddev": 434.3459189,
                "variance": 188656.3772
              },
              {
                "average": 1299.854319,
                "count": 45273461,
                "maximum": 1526.24499,
                "minimum": 1070.62499,
                "name": "Z",
                "position": 2,
                "stddev": 98.09794853,
                "variance": 9623.207506
              },
              {
                "average": 784.1571863,
                "count": 45273461,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 457.5616322,
                "variance": 209362.6473
              },
              {
                "average": 1.336498374,
                "count": 45273461,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6703355464,
                "variance": 0.4493497448
              },
              {
                "average": 1.673047616,
                "count": 45273461,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9477927538,
                "variance": 0.8983111042
              },
              {
                "average": 0.4966210558,
                "count": 45273461,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885881,
                "variance": 0.2499885883
              },
              {
                "average": 0.0002948747391,
                "count": 45273461,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01716938538,
                "variance": 0.0002947877945
              },
              {
                "average": 1.424161983,
                "count": 45273461,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5718003529,
                "variance": 0.3269556435
              },
              {
                "average": -0.8077863891,
                "count": 45273461,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.10572869,
                "variance": 171.7601245
              },
              {
                "average": 0,
                "count": 45273461,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.96465039,
                "count": 45273461,
                "maximum": 85,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.357976858,
                "variance": 5.560054865
              },
              {
                "average": 216085713.2,
                "count": 45273461,
                "maximum": 216088257,
                "minimum": 216083262.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1380.712094,
                "variance": 1906365.887
              },
              {
                "average": 0,
                "count": 45273461,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45273461,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45273461,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45273461,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45273461,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713577.3726,
              5377527.87,
              1070.62499,
              715134.4926,
              5379086.21,
              1526.24499
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713577.3725942948,
                    5377527.870265963,
                    1070.6249900450339
                  ],
                  [
                    713577.3725942948,
                    5379086.210265962,
                    1070.6249900450339
                  ],
                  [
                    715134.492594295,
                    5379086.210265962,
                    1526.2449900450338
                  ],
                  [
                    715134.492594295,
                    5377527.870265963,
                    1526.2449900450338
                  ],
                  [
                    713577.3725942948,
                    5377527.870265963,
                    1070.6249900450339
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:17:37+00:00",
            "end_time": "2018-07-20T00:54:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1574308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02587208986037,
              48.24232370763435,
              1066.2539731909349
            ],
            [
              -120.02572320481045,
              48.24488954948987,
              1066.2539731909349
            ],
            [
              -120.0166180545861,
              48.2446534594586,
              1177.4739731909347
            ],
            [
              -120.01676739377147,
              48.24208763874247,
              1177.4739731909347
            ],
            [
              -120.02587208986037,
              48.24232370763435,
              1066.2539731909349
            ]
          ]
        ]
      },
      "bbox": [
        -120.0258721,
        48.24208764,
        1066.253973,
        -120.0166181,
        48.24488955,
        1177.473973
      ],
      "properties": {
        "datetime": "2018-07-19T19:27:46Z",
        "pc:count": 1712407,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721129.3998,
            "count": 1712407,
            "maximum": 721481.3993,
            "minimum": 720804.4993,
            "name": "X",
            "position": 0,
            "stddev": 189.1525227,
            "variance": 35778.67686
          },
          {
            "average": 5347670.123,
            "count": 1712407,
            "maximum": 5347796.461,
            "minimum": 5347510.881,
            "name": "Y",
            "position": 1,
            "stddev": 73.26248762,
            "variance": 5367.392093
          },
          {
            "average": 1122.949482,
            "count": 1712407,
            "maximum": 1177.473973,
            "minimum": 1066.253973,
            "name": "Z",
            "position": 2,
            "stddev": 19.41628375,
            "variance": 376.9920746
          },
          {
            "average": 1242.037948,
            "count": 1712407,
            "maximum": 2303,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 303.187748,
            "variance": 91922.81051
          },
          {
            "average": 1.0724816,
            "count": 1712407,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3152911509,
            "variance": 0.09940850985
          },
          {
            "average": 1.144691069,
            "count": 1712407,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4690120514,
            "variance": 0.2199723043
          },
          {
            "average": 0.4946902226,
            "count": 1712407,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999719515,
            "variance": 0.2499719522
          },
          {
            "average": 0.0003176814858,
            "count": 1712407,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01782079543,
            "variance": 0.0003175807497
          },
          {
            "average": 1.657772364,
            "count": 1712407,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5315576184,
            "variance": 0.2825535017
          },
          {
            "average": -3.735740562,
            "count": 1712407,
            "maximum": 16.00200081,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.290149066,
            "variance": 86.30686967
          },
          {
            "average": 0,
            "count": 1712407,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 38.15744913,
            "count": 1712407,
            "maximum": 42,
            "minimum": 35,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.444692724,
            "variance": 2.087137067
          },
          {
            "average": 216061617.4,
            "count": 1712407,
            "maximum": 216063666.4,
            "minimum": 216059915.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 743.8021879,
            "variance": 553241.6948
          },
          {
            "average": 0,
            "count": 1712407,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1712407,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1712407,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1712407,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1712407,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720804.4993,
          5347510.881,
          1066.253973,
          721481.3993,
          5347796.461,
          1177.473973
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720804.4992739112,
                5347510.880895279,
                1066.2539731909349
              ],
              [
                720804.4992739112,
                5347796.460895279,
                1066.2539731909349
              ],
              [
                721481.3992739111,
                5347796.460895279,
                1177.4739731909347
              ],
              [
                721481.3992739111,
                5347510.880895279,
                1177.4739731909347
              ],
              [
                720804.4992739112,
                5347510.880895279,
                1066.2539731909349
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:27:46+00:00",
        "end_time": "2018-07-19T18:25:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1574308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1574308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1574308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1574308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0258721,
            48.24208764,
            1066.253973,
            -120.0166181,
            48.24488955,
            1177.473973
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02587208986037,
                  48.24232370763435,
                  1066.2539731909349
                ],
                [
                  -120.02572320481045,
                  48.24488954948987,
                  1066.2539731909349
                ],
                [
                  -120.0166180545861,
                  48.2446534594586,
                  1177.4739731909347
                ],
                [
                  -120.01676739377147,
                  48.24208763874247,
                  1177.4739731909347
                ],
                [
                  -120.02587208986037,
                  48.24232370763435,
                  1066.2539731909349
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1574308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1574308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:27:46Z",
            "pc:count": 1712407,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721129.3998,
                "count": 1712407,
                "maximum": 721481.3993,
                "minimum": 720804.4993,
                "name": "X",
                "position": 0,
                "stddev": 189.1525227,
                "variance": 35778.67686
              },
              {
                "average": 5347670.123,
                "count": 1712407,
                "maximum": 5347796.461,
                "minimum": 5347510.881,
                "name": "Y",
                "position": 1,
                "stddev": 73.26248762,
                "variance": 5367.392093
              },
              {
                "average": 1122.949482,
                "count": 1712407,
                "maximum": 1177.473973,
                "minimum": 1066.253973,
                "name": "Z",
                "position": 2,
                "stddev": 19.41628375,
                "variance": 376.9920746
              },
              {
                "average": 1242.037948,
                "count": 1712407,
                "maximum": 2303,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 303.187748,
                "variance": 91922.81051
              },
              {
                "average": 1.0724816,
                "count": 1712407,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3152911509,
                "variance": 0.09940850985
              },
              {
                "average": 1.144691069,
                "count": 1712407,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4690120514,
                "variance": 0.2199723043
              },
              {
                "average": 0.4946902226,
                "count": 1712407,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999719515,
                "variance": 0.2499719522
              },
              {
                "average": 0.0003176814858,
                "count": 1712407,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01782079543,
                "variance": 0.0003175807497
              },
              {
                "average": 1.657772364,
                "count": 1712407,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5315576184,
                "variance": 0.2825535017
              },
              {
                "average": -3.735740562,
                "count": 1712407,
                "maximum": 16.00200081,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.290149066,
                "variance": 86.30686967
              },
              {
                "average": 0,
                "count": 1712407,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 38.15744913,
                "count": 1712407,
                "maximum": 42,
                "minimum": 35,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.444692724,
                "variance": 2.087137067
              },
              {
                "average": 216061617.4,
                "count": 1712407,
                "maximum": 216063666.4,
                "minimum": 216059915.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 743.8021879,
                "variance": 553241.6948
              },
              {
                "average": 0,
                "count": 1712407,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1712407,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1712407,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1712407,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1712407,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720804.4993,
              5347510.881,
              1066.253973,
              721481.3993,
              5347796.461,
              1177.473973
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720804.4992739112,
                    5347510.880895279,
                    1066.2539731909349
                  ],
                  [
                    720804.4992739112,
                    5347796.460895279,
                    1066.2539731909349
                  ],
                  [
                    721481.3992739111,
                    5347796.460895279,
                    1177.4739731909347
                  ],
                  [
                    721481.3992739111,
                    5347510.880895279,
                    1177.4739731909347
                  ],
                  [
                    720804.4992739112,
                    5347510.880895279,
                    1066.2539731909349
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:27:46+00:00",
            "end_time": "2018-07-19T18:25:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_584588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.21010326223607,
              48.716819289319474,
              1537.7673146242937
            ],
            [
              -120.20932802141215,
              48.73082244997708,
              1537.7673146242937
            ],
            [
              -120.18818256440535,
              48.730308001514665,
              2178.9873146242935
            ],
            [
              -120.18896366058169,
              48.71630509272046,
              2178.9873146242935
            ],
            [
              -120.21010326223607,
              48.716819289319474,
              1537.7673146242937
            ]
          ]
        ]
      },
      "bbox": [
        -120.2101033,
        48.71630509,
        1537.767315,
        -120.1881826,
        48.73082245,
        2178.987315
      ],
      "properties": {
        "datetime": "2018-07-21T02:04:20Z",
        "pc:count": 71662074,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 706028.0067,
            "count": 71662074,
            "maximum": 706760.8265,
            "minimum": 705204.0065,
            "name": "X",
            "position": 0,
            "stddev": 425.3302591,
            "variance": 180905.8293
          },
          {
            "average": 5400492.578,
            "count": 71662074,
            "maximum": 5401290.811,
            "minimum": 5399732.371,
            "name": "Y",
            "position": 1,
            "stddev": 440.4843705,
            "variance": 194026.4807
          },
          {
            "average": 1834.309058,
            "count": 71662074,
            "maximum": 2178.987315,
            "minimum": 1537.767315,
            "name": "Z",
            "position": 2,
            "stddev": 150.3795419,
            "variance": 22614.00662
          },
          {
            "average": 598.6169733,
            "count": 71662074,
            "maximum": 4095,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 515.9596641,
            "variance": 266214.375
          },
          {
            "average": 1.792434768,
            "count": 71662074,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.007928024,
            "variance": 1.015918902
          },
          {
            "average": 2.585240444,
            "count": 71662074,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.275681357,
            "variance": 1.627362924
          },
          {
            "average": 0.4976089165,
            "count": 71662074,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999942862,
            "variance": 0.2499942862
          },
          {
            "average": 0.0002709243386,
            "count": 71662074,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01645754971,
            "variance": 0.0002708509424
          },
          {
            "average": 1.23477184,
            "count": 71662074,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4808762085,
            "variance": 0.2312419279
          },
          {
            "average": 0.6453397056,
            "count": 71662074,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.69016601,
            "variance": 187.4206454
          },
          {
            "average": 0,
            "count": 71662074,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 165.2859124,
            "count": 71662074,
            "maximum": 170,
            "minimum": 162,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.363271951,
            "variance": 5.585054316
          },
          {
            "average": 216171390,
            "count": 71662074,
            "maximum": 216173860.1,
            "minimum": 216169866.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1219.442014,
            "variance": 1487038.826
          },
          {
            "average": 0,
            "count": 71662074,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 71662074,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 71662074,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 71662074,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 71662074,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          705204.0065,
          5399732.371,
          1537.767315,
          706760.8265,
          5401290.811,
          2178.987315
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                705204.0064517736,
                5399732.370948919,
                1537.7673146242937
              ],
              [
                705204.0064517736,
                5401290.810948919,
                1537.7673146242937
              ],
              [
                706760.8264517736,
                5401290.810948919,
                2178.9873146242935
              ],
              [
                706760.8264517736,
                5399732.370948919,
                2178.9873146242935
              ],
              [
                705204.0064517736,
                5399732.370948919,
                1537.7673146242937
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T02:04:20+00:00",
        "end_time": "2018-07-21T00:57:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_584588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_584588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_584588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2101033,
            48.71630509,
            1537.767315,
            -120.1881826,
            48.73082245,
            2178.987315
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.21010326223607,
                  48.716819289319474,
                  1537.7673146242937
                ],
                [
                  -120.20932802141215,
                  48.73082244997708,
                  1537.7673146242937
                ],
                [
                  -120.18818256440535,
                  48.730308001514665,
                  2178.9873146242935
                ],
                [
                  -120.18896366058169,
                  48.71630509272046,
                  2178.9873146242935
                ],
                [
                  -120.21010326223607,
                  48.716819289319474,
                  1537.7673146242937
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_584588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_584588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T02:04:20Z",
            "pc:count": 71662074,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 706028.0067,
                "count": 71662074,
                "maximum": 706760.8265,
                "minimum": 705204.0065,
                "name": "X",
                "position": 0,
                "stddev": 425.3302591,
                "variance": 180905.8293
              },
              {
                "average": 5400492.578,
                "count": 71662074,
                "maximum": 5401290.811,
                "minimum": 5399732.371,
                "name": "Y",
                "position": 1,
                "stddev": 440.4843705,
                "variance": 194026.4807
              },
              {
                "average": 1834.309058,
                "count": 71662074,
                "maximum": 2178.987315,
                "minimum": 1537.767315,
                "name": "Z",
                "position": 2,
                "stddev": 150.3795419,
                "variance": 22614.00662
              },
              {
                "average": 598.6169733,
                "count": 71662074,
                "maximum": 4095,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 515.9596641,
                "variance": 266214.375
              },
              {
                "average": 1.792434768,
                "count": 71662074,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.007928024,
                "variance": 1.015918902
              },
              {
                "average": 2.585240444,
                "count": 71662074,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.275681357,
                "variance": 1.627362924
              },
              {
                "average": 0.4976089165,
                "count": 71662074,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999942862,
                "variance": 0.2499942862
              },
              {
                "average": 0.0002709243386,
                "count": 71662074,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01645754971,
                "variance": 0.0002708509424
              },
              {
                "average": 1.23477184,
                "count": 71662074,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4808762085,
                "variance": 0.2312419279
              },
              {
                "average": 0.6453397056,
                "count": 71662074,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.69016601,
                "variance": 187.4206454
              },
              {
                "average": 0,
                "count": 71662074,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 165.2859124,
                "count": 71662074,
                "maximum": 170,
                "minimum": 162,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.363271951,
                "variance": 5.585054316
              },
              {
                "average": 216171390,
                "count": 71662074,
                "maximum": 216173860.1,
                "minimum": 216169866.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1219.442014,
                "variance": 1487038.826
              },
              {
                "average": 0,
                "count": 71662074,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 71662074,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 71662074,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 71662074,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 71662074,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              705204.0065,
              5399732.371,
              1537.767315,
              706760.8265,
              5401290.811,
              2178.987315
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    705204.0064517736,
                    5399732.370948919,
                    1537.7673146242937
                  ],
                  [
                    705204.0064517736,
                    5401290.810948919,
                    1537.7673146242937
                  ],
                  [
                    706760.8264517736,
                    5401290.810948919,
                    2178.9873146242935
                  ],
                  [
                    706760.8264517736,
                    5399732.370948919,
                    2178.9873146242935
                  ],
                  [
                    705204.0064517736,
                    5399732.370948919,
                    1537.7673146242937
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T02:04:20+00:00",
            "end_time": "2018-07-21T00:57:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1580308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02580285512735,
              48.28513231537803,
              842.1647720211611
            ],
            [
              -120.02575693007006,
              48.285922601090405,
              842.1647720211611
            ],
            [
              -120.02450414750226,
              48.285890166082986,
              895.1447720211611
            ],
            [
              -120.02455009183409,
              48.28509988126528,
              895.1447720211611
            ],
            [
              -120.02580285512735,
              48.28513231537803,
              842.1647720211611
            ]
          ]
        ]
      },
      "bbox": [
        -120.0258029,
        48.28509988,
        842.164772,
        -120.0245041,
        48.2859226,
        895.144772
      ],
      "properties": {
        "datetime": "2018-07-19T19:26:31Z",
        "pc:count": 76779,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720656.3542,
            "count": 76779,
            "maximum": 720718.2473,
            "minimum": 720625.1873,
            "name": "X",
            "position": 0,
            "stddev": 19.07204045,
            "variance": 363.742727
          },
          {
            "average": 5352300.444,
            "count": 76779,
            "maximum": 5352356.534,
            "minimum": 5352268.574,
            "name": "Y",
            "position": 1,
            "stddev": 20.279032,
            "variance": 411.2391389
          },
          {
            "average": 869.0535544,
            "count": 76779,
            "maximum": 895.144772,
            "minimum": 842.164772,
            "name": "Z",
            "position": 2,
            "stddev": 10.49474456,
            "variance": 110.1396634
          },
          {
            "average": 976.3317183,
            "count": 76779,
            "maximum": 1408,
            "minimum": 414,
            "name": "Intensity",
            "position": 3,
            "stddev": 158.4526821,
            "variance": 25107.25247
          },
          {
            "average": 1.014287761,
            "count": 76779,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1192226905,
            "variance": 0.01421404994
          },
          {
            "average": 1.0285104,
            "count": 76779,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1675967027,
            "variance": 0.02808865475
          },
          {
            "average": 0.4958256815,
            "count": 76779,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999858308,
            "variance": 0.249985831
          },
          {
            "average": 0.0004558538142,
            "count": 76779,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.02134600539,
            "variance": 0.0004556519461
          },
          {
            "average": 1.576407611,
            "count": 76779,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5618450989,
            "variance": 0.3156699152
          },
          {
            "average": 1.93296559,
            "count": 76779,
            "maximum": 13.99800014,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.26651528,
            "variance": 126.9343665
          },
          {
            "average": 0,
            "count": 76779,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 40.03857826,
            "count": 76779,
            "maximum": 42,
            "minimum": 38,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.819922295,
            "variance": 3.312117159
          },
          {
            "average": 216062594,
            "count": 76779,
            "maximum": 216063591.6,
            "minimum": 216061611.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 916.8254153,
            "variance": 840568.8422
          },
          {
            "average": 0,
            "count": 76779,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76779,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76779,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76779,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76779,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720625.1873,
          5352268.574,
          842.164772,
          720718.2473,
          5352356.534,
          895.144772
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720625.1873282371,
                5352268.57358788,
                842.1647720211611
              ],
              [
                720625.1873282371,
                5352356.53358788,
                842.1647720211611
              ],
              [
                720718.2473282372,
                5352356.53358788,
                895.1447720211611
              ],
              [
                720718.2473282372,
                5352268.57358788,
                895.1447720211611
              ],
              [
                720625.1873282371,
                5352268.57358788,
                842.1647720211611
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:26:31+00:00",
        "end_time": "2018-07-19T18:53:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1580308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1580308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1580308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1580308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0258029,
            48.28509988,
            842.164772,
            -120.0245041,
            48.2859226,
            895.144772
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02580285512735,
                  48.28513231537803,
                  842.1647720211611
                ],
                [
                  -120.02575693007006,
                  48.285922601090405,
                  842.1647720211611
                ],
                [
                  -120.02450414750226,
                  48.285890166082986,
                  895.1447720211611
                ],
                [
                  -120.02455009183409,
                  48.28509988126528,
                  895.1447720211611
                ],
                [
                  -120.02580285512735,
                  48.28513231537803,
                  842.1647720211611
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1580308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1580308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:26:31Z",
            "pc:count": 76779,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720656.3542,
                "count": 76779,
                "maximum": 720718.2473,
                "minimum": 720625.1873,
                "name": "X",
                "position": 0,
                "stddev": 19.07204045,
                "variance": 363.742727
              },
              {
                "average": 5352300.444,
                "count": 76779,
                "maximum": 5352356.534,
                "minimum": 5352268.574,
                "name": "Y",
                "position": 1,
                "stddev": 20.279032,
                "variance": 411.2391389
              },
              {
                "average": 869.0535544,
                "count": 76779,
                "maximum": 895.144772,
                "minimum": 842.164772,
                "name": "Z",
                "position": 2,
                "stddev": 10.49474456,
                "variance": 110.1396634
              },
              {
                "average": 976.3317183,
                "count": 76779,
                "maximum": 1408,
                "minimum": 414,
                "name": "Intensity",
                "position": 3,
                "stddev": 158.4526821,
                "variance": 25107.25247
              },
              {
                "average": 1.014287761,
                "count": 76779,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1192226905,
                "variance": 0.01421404994
              },
              {
                "average": 1.0285104,
                "count": 76779,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1675967027,
                "variance": 0.02808865475
              },
              {
                "average": 0.4958256815,
                "count": 76779,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999858308,
                "variance": 0.249985831
              },
              {
                "average": 0.0004558538142,
                "count": 76779,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.02134600539,
                "variance": 0.0004556519461
              },
              {
                "average": 1.576407611,
                "count": 76779,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5618450989,
                "variance": 0.3156699152
              },
              {
                "average": 1.93296559,
                "count": 76779,
                "maximum": 13.99800014,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.26651528,
                "variance": 126.9343665
              },
              {
                "average": 0,
                "count": 76779,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 40.03857826,
                "count": 76779,
                "maximum": 42,
                "minimum": 38,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.819922295,
                "variance": 3.312117159
              },
              {
                "average": 216062594,
                "count": 76779,
                "maximum": 216063591.6,
                "minimum": 216061611.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 916.8254153,
                "variance": 840568.8422
              },
              {
                "average": 0,
                "count": 76779,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76779,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76779,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76779,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76779,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720625.1873,
              5352268.574,
              842.164772,
              720718.2473,
              5352356.534,
              895.144772
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720625.1873282371,
                    5352268.57358788,
                    842.1647720211611
                  ],
                  [
                    720625.1873282371,
                    5352356.53358788,
                    842.1647720211611
                  ],
                  [
                    720718.2473282372,
                    5352356.53358788,
                    895.1447720211611
                  ],
                  [
                    720718.2473282372,
                    5352268.57358788,
                    895.1447720211611
                  ],
                  [
                    720625.1873282371,
                    5352268.57358788,
                    842.1647720211611
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:26:31+00:00",
            "end_time": "2018-07-19T18:53:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08778928000437,
              48.662980737602815,
              1390.1867393305367
            ],
            [
              -120.08698148513119,
              48.676984694980185,
              1390.1867393305367
            ],
            [
              -120.0658586614056,
              48.67644818156198,
              1947.1467393305368
            ],
            [
              -120.0666722933321,
              48.66244448680052,
              1947.1467393305368
            ],
            [
              -120.08778928000437,
              48.662980737602815,
              1390.1867393305367
            ]
          ]
        ]
      },
      "bbox": [
        -120.0877893,
        48.66244449,
        1390.186739,
        -120.0658587,
        48.67698469,
        1947.146739
      ],
      "properties": {
        "datetime": "2018-07-20T01:21:32Z",
        "pc:count": 48649735,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715195.3048,
            "count": 48649735,
            "maximum": 715985.1621,
            "minimum": 714428.1821,
            "name": "X",
            "position": 0,
            "stddev": 427.7256788,
            "variance": 182949.2563
          },
          {
            "average": 5394897.526,
            "count": 48649735,
            "maximum": 5395644.033,
            "minimum": 5394085.353,
            "name": "Y",
            "position": 1,
            "stddev": 428.2988661,
            "variance": 183439.9187
          },
          {
            "average": 1713.479926,
            "count": 48649735,
            "maximum": 1947.146739,
            "minimum": 1390.186739,
            "name": "Z",
            "position": 2,
            "stddev": 109.9447726,
            "variance": 12087.85302
          },
          {
            "average": 756.3751447,
            "count": 48649735,
            "maximum": 4095,
            "minimum": 4,
            "name": "Intensity",
            "position": 3,
            "stddev": 464.3813355,
            "variance": 215650.0247
          },
          {
            "average": 1.376041247,
            "count": 48649735,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6939347138,
            "variance": 0.481545387
          },
          {
            "average": 1.752146625,
            "count": 48649735,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9629595036,
            "variance": 0.9272910055
          },
          {
            "average": 0.4976456295,
            "count": 48649735,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499994462,
            "variance": 0.2499944621
          },
          {
            "average": 0.0002858186175,
            "count": 48649735,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01690375494,
            "variance": 0.0002857369311
          },
          {
            "average": 1.336072951,
            "count": 48649735,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5304384958,
            "variance": 0.2813649979
          },
          {
            "average": 0.4759396053,
            "count": 48649735,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.09893004,
            "variance": 227.9776882
          },
          {
            "average": 0,
            "count": 48649735,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.63423667,
            "count": 48649735,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.292450035,
            "variance": 5.255327164
          },
          {
            "average": 216082201.5,
            "count": 48649735,
            "maximum": 216084892.8,
            "minimum": 216080073.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1374.563058,
            "variance": 1889423.601
          },
          {
            "average": 0,
            "count": 48649735,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48649735,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48649735,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48649735,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48649735,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714428.1821,
          5394085.353,
          1390.186739,
          715985.1621,
          5395644.033,
          1947.146739
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714428.182063338,
                5394085.353170175,
                1390.1867393305367
              ],
              [
                714428.182063338,
                5395644.033170175,
                1390.1867393305367
              ],
              [
                715985.162063338,
                5395644.033170175,
                1947.1467393305368
              ],
              [
                715985.162063338,
                5394085.353170175,
                1947.1467393305368
              ],
              [
                714428.182063338,
                5394085.353170175,
                1390.1867393305367
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:21:32+00:00",
        "end_time": "2018-07-20T00:01:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0877893,
            48.66244449,
            1390.186739,
            -120.0658587,
            48.67698469,
            1947.146739
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08778928000437,
                  48.662980737602815,
                  1390.1867393305367
                ],
                [
                  -120.08698148513119,
                  48.676984694980185,
                  1390.1867393305367
                ],
                [
                  -120.0658586614056,
                  48.67644818156198,
                  1947.1467393305368
                ],
                [
                  -120.0666722933321,
                  48.66244448680052,
                  1947.1467393305368
                ],
                [
                  -120.08778928000437,
                  48.662980737602815,
                  1390.1867393305367
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:21:32Z",
            "pc:count": 48649735,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715195.3048,
                "count": 48649735,
                "maximum": 715985.1621,
                "minimum": 714428.1821,
                "name": "X",
                "position": 0,
                "stddev": 427.7256788,
                "variance": 182949.2563
              },
              {
                "average": 5394897.526,
                "count": 48649735,
                "maximum": 5395644.033,
                "minimum": 5394085.353,
                "name": "Y",
                "position": 1,
                "stddev": 428.2988661,
                "variance": 183439.9187
              },
              {
                "average": 1713.479926,
                "count": 48649735,
                "maximum": 1947.146739,
                "minimum": 1390.186739,
                "name": "Z",
                "position": 2,
                "stddev": 109.9447726,
                "variance": 12087.85302
              },
              {
                "average": 756.3751447,
                "count": 48649735,
                "maximum": 4095,
                "minimum": 4,
                "name": "Intensity",
                "position": 3,
                "stddev": 464.3813355,
                "variance": 215650.0247
              },
              {
                "average": 1.376041247,
                "count": 48649735,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6939347138,
                "variance": 0.481545387
              },
              {
                "average": 1.752146625,
                "count": 48649735,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9629595036,
                "variance": 0.9272910055
              },
              {
                "average": 0.4976456295,
                "count": 48649735,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499994462,
                "variance": 0.2499944621
              },
              {
                "average": 0.0002858186175,
                "count": 48649735,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01690375494,
                "variance": 0.0002857369311
              },
              {
                "average": 1.336072951,
                "count": 48649735,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5304384958,
                "variance": 0.2813649979
              },
              {
                "average": 0.4759396053,
                "count": 48649735,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.09893004,
                "variance": 227.9776882
              },
              {
                "average": 0,
                "count": 48649735,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.63423667,
                "count": 48649735,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.292450035,
                "variance": 5.255327164
              },
              {
                "average": 216082201.5,
                "count": 48649735,
                "maximum": 216084892.8,
                "minimum": 216080073.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1374.563058,
                "variance": 1889423.601
              },
              {
                "average": 0,
                "count": 48649735,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48649735,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48649735,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48649735,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48649735,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714428.1821,
              5394085.353,
              1390.186739,
              715985.1621,
              5395644.033,
              1947.146739
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714428.182063338,
                    5394085.353170175,
                    1390.1867393305367
                  ],
                  [
                    714428.182063338,
                    5395644.033170175,
                    1390.1867393305367
                  ],
                  [
                    715985.162063338,
                    5395644.033170175,
                    1947.1467393305368
                  ],
                  [
                    715985.162063338,
                    5394085.353170175,
                    1947.1467393305368
                  ],
                  [
                    714428.182063338,
                    5394085.353170175,
                    1390.1867393305367
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:21:32+00:00",
            "end_time": "2018-07-20T00:01:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1578808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0265380925057,
              48.271659143101864,
              768.1011316558531
            ],
            [
              -120.02575376388674,
              48.285161046621944,
              768.1011316558531
            ],
            [
              -120.00662223034891,
              48.28466423038784,
              1076.1011316558531
            ],
            [
              -120.00741158577355,
              48.27116256094103,
              1076.1011316558531
            ],
            [
              -120.0265380925057,
              48.271659143101864,
              768.1011316558531
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265381,
        48.27116256,
        768.1011317,
        -120.0066222,
        48.28516105,
        1076.101132
      ],
      "properties": {
        "datetime": "2018-07-19T19:26:55Z",
        "pc:count": 21774971,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721279.8912,
            "count": 21774971,
            "maximum": 722049.8847,
            "minimum": 720628.7047,
            "name": "X",
            "position": 0,
            "stddev": 367.128639,
            "variance": 134783.4375
          },
          {
            "average": 5351419.85,
            "count": 21774971,
            "maximum": 5352271.908,
            "minimum": 5350769.128,
            "name": "Y",
            "position": 1,
            "stddev": 397.6691238,
            "variance": 158140.7321
          },
          {
            "average": 911.6063991,
            "count": 21774971,
            "maximum": 1076.101132,
            "minimum": 768.1011317,
            "name": "Z",
            "position": 2,
            "stddev": 74.09874728,
            "variance": 5490.624348
          },
          {
            "average": 996.3530983,
            "count": 21774971,
            "maximum": 2446,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 301.6316057,
            "variance": 90981.62556
          },
          {
            "average": 1.174884366,
            "count": 21774971,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4743079674,
            "variance": 0.224968048
          },
          {
            "average": 1.349698973,
            "count": 21774971,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6850560849,
            "variance": 0.4693018394
          },
          {
            "average": 0.4963802707,
            "count": 21774971,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999869089,
            "variance": 0.249986909
          },
          {
            "average": 0.0002844091044,
            "count": 21774971,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01686203514,
            "variance": 0.0002843282289
          },
          {
            "average": 1.531496276,
            "count": 21774971,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5610545707,
            "variance": 0.3147822313
          },
          {
            "average": 0.2902689804,
            "count": 21774971,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.266281472,
            "variance": 85.86397231
          },
          {
            "average": 0,
            "count": 21774971,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 37.3527585,
            "count": 21774971,
            "maximum": 42,
            "minimum": 34,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.996257734,
            "variance": 3.985044942
          },
          {
            "average": 216061226.8,
            "count": 21774971,
            "maximum": 216063615.4,
            "minimum": 216059638,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1015.459634,
            "variance": 1031158.268
          },
          {
            "average": 0,
            "count": 21774971,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21774971,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21774971,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21774971,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21774971,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720628.7047,
          5350769.128,
          768.1011317,
          722049.8847,
          5352271.908,
          1076.101132
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720628.7046918257,
                5350769.127836138,
                768.1011316558531
              ],
              [
                720628.7046918257,
                5352271.907836137,
                768.1011316558531
              ],
              [
                722049.8846918256,
                5352271.907836137,
                1076.1011316558531
              ],
              [
                722049.8846918256,
                5350769.127836138,
                1076.1011316558531
              ],
              [
                720628.7046918257,
                5350769.127836138,
                768.1011316558531
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:26:55+00:00",
        "end_time": "2018-07-19T18:20:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1578808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1578808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1578808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1578808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265381,
            48.27116256,
            768.1011317,
            -120.0066222,
            48.28516105,
            1076.101132
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0265380925057,
                  48.271659143101864,
                  768.1011316558531
                ],
                [
                  -120.02575376388674,
                  48.285161046621944,
                  768.1011316558531
                ],
                [
                  -120.00662223034891,
                  48.28466423038784,
                  1076.1011316558531
                ],
                [
                  -120.00741158577355,
                  48.27116256094103,
                  1076.1011316558531
                ],
                [
                  -120.0265380925057,
                  48.271659143101864,
                  768.1011316558531
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1578808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1578808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:26:55Z",
            "pc:count": 21774971,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721279.8912,
                "count": 21774971,
                "maximum": 722049.8847,
                "minimum": 720628.7047,
                "name": "X",
                "position": 0,
                "stddev": 367.128639,
                "variance": 134783.4375
              },
              {
                "average": 5351419.85,
                "count": 21774971,
                "maximum": 5352271.908,
                "minimum": 5350769.128,
                "name": "Y",
                "position": 1,
                "stddev": 397.6691238,
                "variance": 158140.7321
              },
              {
                "average": 911.6063991,
                "count": 21774971,
                "maximum": 1076.101132,
                "minimum": 768.1011317,
                "name": "Z",
                "position": 2,
                "stddev": 74.09874728,
                "variance": 5490.624348
              },
              {
                "average": 996.3530983,
                "count": 21774971,
                "maximum": 2446,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 301.6316057,
                "variance": 90981.62556
              },
              {
                "average": 1.174884366,
                "count": 21774971,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4743079674,
                "variance": 0.224968048
              },
              {
                "average": 1.349698973,
                "count": 21774971,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6850560849,
                "variance": 0.4693018394
              },
              {
                "average": 0.4963802707,
                "count": 21774971,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999869089,
                "variance": 0.249986909
              },
              {
                "average": 0.0002844091044,
                "count": 21774971,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01686203514,
                "variance": 0.0002843282289
              },
              {
                "average": 1.531496276,
                "count": 21774971,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5610545707,
                "variance": 0.3147822313
              },
              {
                "average": 0.2902689804,
                "count": 21774971,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.266281472,
                "variance": 85.86397231
              },
              {
                "average": 0,
                "count": 21774971,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 37.3527585,
                "count": 21774971,
                "maximum": 42,
                "minimum": 34,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.996257734,
                "variance": 3.985044942
              },
              {
                "average": 216061226.8,
                "count": 21774971,
                "maximum": 216063615.4,
                "minimum": 216059638,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1015.459634,
                "variance": 1031158.268
              },
              {
                "average": 0,
                "count": 21774971,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21774971,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21774971,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21774971,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21774971,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720628.7047,
              5350769.128,
              768.1011317,
              722049.8847,
              5352271.908,
              1076.101132
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720628.7046918257,
                    5350769.127836138,
                    768.1011316558531
                  ],
                  [
                    720628.7046918257,
                    5352271.907836137,
                    768.1011316558531
                  ],
                  [
                    722049.8846918256,
                    5352271.907836137,
                    1076.1011316558531
                  ],
                  [
                    722049.8846918256,
                    5350769.127836138,
                    1076.1011316558531
                  ],
                  [
                    720628.7046918257,
                    5350769.127836138,
                    768.1011316558531
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:26:55+00:00",
            "end_time": "2018-07-19T18:20:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12767758876173,
              48.32556676111212,
              604.638865670531
            ],
            [
              -120.12689059718005,
              48.33956556692382,
              604.638865670531
            ],
            [
              -120.10590409632849,
              48.33903903414479,
              1290.4788656705311
            ],
            [
              -120.10669681696562,
              48.32504048559164,
              1290.4788656705311
            ],
            [
              -120.12767758876173,
              48.32556676111212,
              604.638865670531
            ]
          ]
        ]
      },
      "bbox": [
        -120.1276776,
        48.32504049,
        604.6388657,
        -120.1059041,
        48.33956557,
        1290.478866
      ],
      "properties": {
        "datetime": "2018-07-20T15:25:03Z",
        "pc:count": 47495965,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713634.6082,
            "count": 47495965,
            "maximum": 714457.7039,
            "minimum": 712900.5239,
            "name": "X",
            "position": 0,
            "stddev": 411.3128214,
            "variance": 169178.237
          },
          {
            "average": 5357229.916,
            "count": 47495965,
            "maximum": 5358032.214,
            "minimum": 5356474.254,
            "name": "Y",
            "position": 1,
            "stddev": 412.4211749,
            "variance": 170091.2255
          },
          {
            "average": 867.4550626,
            "count": 47495965,
            "maximum": 1290.478866,
            "minimum": 604.6388657,
            "name": "Z",
            "position": 2,
            "stddev": 170.9688587,
            "variance": 29230.35064
          },
          {
            "average": 563.8046122,
            "count": 47495965,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 386.7763722,
            "variance": 149595.9621
          },
          {
            "average": 1.560525005,
            "count": 47495965,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7876548048,
            "variance": 0.6204000915
          },
          {
            "average": 2.12100969,
            "count": 47495965,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9932473045,
            "variance": 0.9865402078
          },
          {
            "average": 0.4967245954,
            "count": 47495965,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892769,
            "variance": 0.249989277
          },
          {
            "average": 0.0002488632455,
            "count": 47495965,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0157734371,
            "variance": 0.0002488013179
          },
          {
            "average": 1.218271468,
            "count": 47495965,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4600460578,
            "variance": 0.2116423753
          },
          {
            "average": 1.063458476,
            "count": 47495965,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.26766669,
            "variance": 105.4249794
          },
          {
            "average": 0,
            "count": 47495965,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 86.32824393,
            "count": 47495965,
            "maximum": 178,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.619214758,
            "variance": 43.81400401
          },
          {
            "average": 216089331.6,
            "count": 47495965,
            "maximum": 216135503.2,
            "minimum": 216086720.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3415.735655,
            "variance": 11667250.07
          },
          {
            "average": 0,
            "count": 47495965,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47495965,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47495965,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47495965,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47495965,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712900.5239,
          5356474.254,
          604.6388657,
          714457.7039,
          5358032.214,
          1290.478866
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712900.5239135065,
                5356474.254358413,
                604.638865670531
              ],
              [
                712900.5239135065,
                5358032.214358414,
                604.638865670531
              ],
              [
                714457.7039135065,
                5358032.214358414,
                1290.4788656705311
              ],
              [
                714457.7039135065,
                5356474.254358413,
                1290.4788656705311
              ],
              [
                712900.5239135065,
                5356474.254358413,
                604.638865670531
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:25:03+00:00",
        "end_time": "2018-07-20T01:52:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1276776,
            48.32504049,
            604.6388657,
            -120.1059041,
            48.33956557,
            1290.478866
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12767758876173,
                  48.32556676111212,
                  604.638865670531
                ],
                [
                  -120.12689059718005,
                  48.33956556692382,
                  604.638865670531
                ],
                [
                  -120.10590409632849,
                  48.33903903414479,
                  1290.4788656705311
                ],
                [
                  -120.10669681696562,
                  48.32504048559164,
                  1290.4788656705311
                ],
                [
                  -120.12767758876173,
                  48.32556676111212,
                  604.638865670531
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:25:03Z",
            "pc:count": 47495965,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713634.6082,
                "count": 47495965,
                "maximum": 714457.7039,
                "minimum": 712900.5239,
                "name": "X",
                "position": 0,
                "stddev": 411.3128214,
                "variance": 169178.237
              },
              {
                "average": 5357229.916,
                "count": 47495965,
                "maximum": 5358032.214,
                "minimum": 5356474.254,
                "name": "Y",
                "position": 1,
                "stddev": 412.4211749,
                "variance": 170091.2255
              },
              {
                "average": 867.4550626,
                "count": 47495965,
                "maximum": 1290.478866,
                "minimum": 604.6388657,
                "name": "Z",
                "position": 2,
                "stddev": 170.9688587,
                "variance": 29230.35064
              },
              {
                "average": 563.8046122,
                "count": 47495965,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 386.7763722,
                "variance": 149595.9621
              },
              {
                "average": 1.560525005,
                "count": 47495965,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7876548048,
                "variance": 0.6204000915
              },
              {
                "average": 2.12100969,
                "count": 47495965,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9932473045,
                "variance": 0.9865402078
              },
              {
                "average": 0.4967245954,
                "count": 47495965,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892769,
                "variance": 0.249989277
              },
              {
                "average": 0.0002488632455,
                "count": 47495965,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0157734371,
                "variance": 0.0002488013179
              },
              {
                "average": 1.218271468,
                "count": 47495965,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4600460578,
                "variance": 0.2116423753
              },
              {
                "average": 1.063458476,
                "count": 47495965,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.26766669,
                "variance": 105.4249794
              },
              {
                "average": 0,
                "count": 47495965,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 86.32824393,
                "count": 47495965,
                "maximum": 178,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.619214758,
                "variance": 43.81400401
              },
              {
                "average": 216089331.6,
                "count": 47495965,
                "maximum": 216135503.2,
                "minimum": 216086720.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3415.735655,
                "variance": 11667250.07
              },
              {
                "average": 0,
                "count": 47495965,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47495965,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47495965,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47495965,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47495965,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712900.5239,
              5356474.254,
              604.6388657,
              714457.7039,
              5358032.214,
              1290.478866
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712900.5239135065,
                    5356474.254358413,
                    604.638865670531
                  ],
                  [
                    712900.5239135065,
                    5358032.214358414,
                    604.638865670531
                  ],
                  [
                    714457.7039135065,
                    5358032.214358414,
                    1290.4788656705311
                  ],
                  [
                    714457.7039135065,
                    5356474.254358413,
                    1290.4788656705311
                  ],
                  [
                    712900.5239135065,
                    5356474.254358413,
                    604.638865670531
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:25:03+00:00",
            "end_time": "2018-07-20T01:52:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12816385124498,
              48.527982660593906,
              992.3447982783052
            ],
            [
              -120.1273711780073,
              48.541984571823356,
              992.3447982783052
            ],
            [
              -120.10630274570858,
              48.54145652710557,
              1398.8447982783052
            ],
            [
              -120.10710121286506,
              48.52745487415311,
              1398.8447982783052
            ],
            [
              -120.12816385124498,
              48.527982660593906,
              992.3447982783052
            ]
          ]
        ]
      },
      "bbox": [
        -120.1281639,
        48.52745487,
        992.3447983,
        -120.1063027,
        48.54198457,
        1398.844798
      ],
      "properties": {
        "datetime": "2018-07-20T03:06:30Z",
        "pc:count": 44800160,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712800.5768,
            "count": 44800160,
            "maximum": 713577.2929,
            "minimum": 712020.2329,
            "name": "X",
            "position": 0,
            "stddev": 407.930694,
            "variance": 166407.4511
          },
          {
            "average": 5379752.015,
            "count": 44800160,
            "maximum": 5380527.274,
            "minimum": 5378968.914,
            "name": "Y",
            "position": 1,
            "stddev": 420.7910529,
            "variance": 177065.1102
          },
          {
            "average": 1178.871113,
            "count": 44800160,
            "maximum": 1398.844798,
            "minimum": 992.3447983,
            "name": "Z",
            "position": 2,
            "stddev": 74.28814964,
            "variance": 5518.729176
          },
          {
            "average": 681.9400859,
            "count": 44800160,
            "maximum": 3179,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 475.3620245,
            "variance": 225969.0543
          },
          {
            "average": 1.538276158,
            "count": 44800160,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8159651251,
            "variance": 0.6657990854
          },
          {
            "average": 2.076846601,
            "count": 44800160,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.081485102,
            "variance": 1.169610026
          },
          {
            "average": 0.4968298774,
            "count": 44800160,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999899558,
            "variance": 0.2499899559
          },
          {
            "average": 0.0002302670348,
            "count": 44800160,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01517280518,
            "variance": 0.000230214017
          },
          {
            "average": 1.326963252,
            "count": 44800160,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5204041455,
            "variance": 0.2708204746
          },
          {
            "average": 1.08141644,
            "count": 44800160,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.92203418,
            "variance": 142.1348991
          },
          {
            "average": 0,
            "count": 44800160,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.21071411,
            "count": 44800160,
            "maximum": 89,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.203808884,
            "variance": 4.856773595
          },
          {
            "average": 216088979.4,
            "count": 44800160,
            "maximum": 216091190,
            "minimum": 216087111.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1299.603394,
            "variance": 1688968.982
          },
          {
            "average": 0,
            "count": 44800160,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44800160,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44800160,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44800160,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44800160,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712020.2329,
          5378968.914,
          992.3447983,
          713577.2929,
          5380527.274,
          1398.844798
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712020.2329484432,
                5378968.914190209,
                992.3447982783052
              ],
              [
                712020.2329484432,
                5380527.274190208,
                992.3447982783052
              ],
              [
                713577.2929484432,
                5380527.274190208,
                1398.8447982783052
              ],
              [
                713577.2929484432,
                5378968.914190209,
                1398.8447982783052
              ],
              [
                712020.2329484432,
                5378968.914190209,
                992.3447982783052
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:06:30+00:00",
        "end_time": "2018-07-20T01:58:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1281639,
            48.52745487,
            992.3447983,
            -120.1063027,
            48.54198457,
            1398.844798
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12816385124498,
                  48.527982660593906,
                  992.3447982783052
                ],
                [
                  -120.1273711780073,
                  48.541984571823356,
                  992.3447982783052
                ],
                [
                  -120.10630274570858,
                  48.54145652710557,
                  1398.8447982783052
                ],
                [
                  -120.10710121286506,
                  48.52745487415311,
                  1398.8447982783052
                ],
                [
                  -120.12816385124498,
                  48.527982660593906,
                  992.3447982783052
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:06:30Z",
            "pc:count": 44800160,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712800.5768,
                "count": 44800160,
                "maximum": 713577.2929,
                "minimum": 712020.2329,
                "name": "X",
                "position": 0,
                "stddev": 407.930694,
                "variance": 166407.4511
              },
              {
                "average": 5379752.015,
                "count": 44800160,
                "maximum": 5380527.274,
                "minimum": 5378968.914,
                "name": "Y",
                "position": 1,
                "stddev": 420.7910529,
                "variance": 177065.1102
              },
              {
                "average": 1178.871113,
                "count": 44800160,
                "maximum": 1398.844798,
                "minimum": 992.3447983,
                "name": "Z",
                "position": 2,
                "stddev": 74.28814964,
                "variance": 5518.729176
              },
              {
                "average": 681.9400859,
                "count": 44800160,
                "maximum": 3179,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 475.3620245,
                "variance": 225969.0543
              },
              {
                "average": 1.538276158,
                "count": 44800160,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8159651251,
                "variance": 0.6657990854
              },
              {
                "average": 2.076846601,
                "count": 44800160,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.081485102,
                "variance": 1.169610026
              },
              {
                "average": 0.4968298774,
                "count": 44800160,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999899558,
                "variance": 0.2499899559
              },
              {
                "average": 0.0002302670348,
                "count": 44800160,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01517280518,
                "variance": 0.000230214017
              },
              {
                "average": 1.326963252,
                "count": 44800160,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5204041455,
                "variance": 0.2708204746
              },
              {
                "average": 1.08141644,
                "count": 44800160,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.92203418,
                "variance": 142.1348991
              },
              {
                "average": 0,
                "count": 44800160,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.21071411,
                "count": 44800160,
                "maximum": 89,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.203808884,
                "variance": 4.856773595
              },
              {
                "average": 216088979.4,
                "count": 44800160,
                "maximum": 216091190,
                "minimum": 216087111.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1299.603394,
                "variance": 1688968.982
              },
              {
                "average": 0,
                "count": 44800160,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44800160,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44800160,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44800160,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44800160,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712020.2329,
              5378968.914,
              992.3447983,
              713577.2929,
              5380527.274,
              1398.844798
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712020.2329484432,
                    5378968.914190209,
                    992.3447982783052
                  ],
                  [
                    712020.2329484432,
                    5380527.274190208,
                    992.3447982783052
                  ],
                  [
                    713577.2929484432,
                    5380527.274190208,
                    1398.8447982783052
                  ],
                  [
                    713577.2929484432,
                    5378968.914190209,
                    1398.8447982783052
                  ],
                  [
                    712020.2329484432,
                    5378968.914190209,
                    992.3447982783052
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:06:30+00:00",
            "end_time": "2018-07-20T01:58:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12858825375586,
              48.7034363238358,
              716.3563688471799
            ],
            [
              -120.12779059206015,
              48.71744140573288,
              716.3563688471799
            ],
            [
              -120.10665088445478,
              48.71691206920641,
              1156.35636884718
            ],
            [
              -120.10745439711542,
              48.7029072464811,
              1156.35636884718
            ],
            [
              -120.12858825375586,
              48.7034363238358,
              716.3563688471799
            ]
          ]
        ]
      },
      "bbox": [
        -120.1285883,
        48.70290725,
        716.3563688,
        -120.1066509,
        48.71744141,
        1156.356369
      ],
      "properties": {
        "datetime": "2018-07-20T15:36:02Z",
        "pc:count": 47392229,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712047.3433,
            "count": 47392229,
            "maximum": 712811.9817,
            "minimum": 711255.0617,
            "name": "X",
            "position": 0,
            "stddev": 430.92405,
            "variance": 185695.5369
          },
          {
            "average": 5399247.935,
            "count": 47392229,
            "maximum": 5400026.473,
            "minimum": 5398467.713,
            "name": "Y",
            "position": 1,
            "stddev": 425.9746143,
            "variance": 181454.3721
          },
          {
            "average": 821.5210968,
            "count": 47392229,
            "maximum": 1156.356369,
            "minimum": 716.3563688,
            "name": "Z",
            "position": 2,
            "stddev": 89.58391102,
            "variance": 8025.277113
          },
          {
            "average": 640.7244419,
            "count": 47392229,
            "maximum": 4095,
            "minimum": 52,
            "name": "Intensity",
            "position": 3,
            "stddev": 468.8867119,
            "variance": 219854.7486
          },
          {
            "average": 1.486142549,
            "count": 47392229,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7344134331,
            "variance": 0.5393630907
          },
          {
            "average": 1.97159855,
            "count": 47392229,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.946265886,
            "variance": 0.895419127
          },
          {
            "average": 0.4964678281,
            "count": 47392229,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875289,
            "variance": 0.249987529
          },
          {
            "average": 0.0003280073617,
            "count": 47392229,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0181080032,
            "variance": 0.0003278997798
          },
          {
            "average": 1.277373976,
            "count": 47392229,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4837989675,
            "variance": 0.234061441
          },
          {
            "average": 0.06427999784,
            "count": 47392229,
            "maximum": 19.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.87547256,
            "variance": 118.2759033
          },
          {
            "average": 0,
            "count": 47392229,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 87.33675726,
            "count": 47392229,
            "maximum": 179,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 13.28747564,
            "variance": 176.557009
          },
          {
            "average": 216089751.2,
            "count": 47392229,
            "maximum": 216136162.8,
            "minimum": 216085330.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6772.68587,
            "variance": 45869273.89
          },
          {
            "average": 0,
            "count": 47392229,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47392229,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47392229,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47392229,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47392229,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711255.0617,
          5398467.713,
          716.3563688,
          712811.9817,
          5400026.473,
          1156.356369
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711255.0617440068,
                5398467.713010603,
                716.3563688471799
              ],
              [
                711255.0617440068,
                5400026.473010602,
                716.3563688471799
              ],
              [
                712811.9817440067,
                5400026.473010602,
                1156.35636884718
              ],
              [
                712811.9817440067,
                5398467.713010603,
                1156.35636884718
              ],
              [
                711255.0617440068,
                5398467.713010603,
                716.3563688471799
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:36:02+00:00",
        "end_time": "2018-07-20T01:28:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1285883,
            48.70290725,
            716.3563688,
            -120.1066509,
            48.71744141,
            1156.356369
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12858825375586,
                  48.7034363238358,
                  716.3563688471799
                ],
                [
                  -120.12779059206015,
                  48.71744140573288,
                  716.3563688471799
                ],
                [
                  -120.10665088445478,
                  48.71691206920641,
                  1156.35636884718
                ],
                [
                  -120.10745439711542,
                  48.7029072464811,
                  1156.35636884718
                ],
                [
                  -120.12858825375586,
                  48.7034363238358,
                  716.3563688471799
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:36:02Z",
            "pc:count": 47392229,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712047.3433,
                "count": 47392229,
                "maximum": 712811.9817,
                "minimum": 711255.0617,
                "name": "X",
                "position": 0,
                "stddev": 430.92405,
                "variance": 185695.5369
              },
              {
                "average": 5399247.935,
                "count": 47392229,
                "maximum": 5400026.473,
                "minimum": 5398467.713,
                "name": "Y",
                "position": 1,
                "stddev": 425.9746143,
                "variance": 181454.3721
              },
              {
                "average": 821.5210968,
                "count": 47392229,
                "maximum": 1156.356369,
                "minimum": 716.3563688,
                "name": "Z",
                "position": 2,
                "stddev": 89.58391102,
                "variance": 8025.277113
              },
              {
                "average": 640.7244419,
                "count": 47392229,
                "maximum": 4095,
                "minimum": 52,
                "name": "Intensity",
                "position": 3,
                "stddev": 468.8867119,
                "variance": 219854.7486
              },
              {
                "average": 1.486142549,
                "count": 47392229,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7344134331,
                "variance": 0.5393630907
              },
              {
                "average": 1.97159855,
                "count": 47392229,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.946265886,
                "variance": 0.895419127
              },
              {
                "average": 0.4964678281,
                "count": 47392229,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875289,
                "variance": 0.249987529
              },
              {
                "average": 0.0003280073617,
                "count": 47392229,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0181080032,
                "variance": 0.0003278997798
              },
              {
                "average": 1.277373976,
                "count": 47392229,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4837989675,
                "variance": 0.234061441
              },
              {
                "average": 0.06427999784,
                "count": 47392229,
                "maximum": 19.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.87547256,
                "variance": 118.2759033
              },
              {
                "average": 0,
                "count": 47392229,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 87.33675726,
                "count": 47392229,
                "maximum": 179,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 13.28747564,
                "variance": 176.557009
              },
              {
                "average": 216089751.2,
                "count": 47392229,
                "maximum": 216136162.8,
                "minimum": 216085330.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6772.68587,
                "variance": 45869273.89
              },
              {
                "average": 0,
                "count": 47392229,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47392229,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47392229,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47392229,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47392229,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711255.0617,
              5398467.713,
              716.3563688,
              712811.9817,
              5400026.473,
              1156.356369
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711255.0617440068,
                    5398467.713010603,
                    716.3563688471799
                  ],
                  [
                    711255.0617440068,
                    5400026.473010602,
                    716.3563688471799
                  ],
                  [
                    712811.9817440067,
                    5400026.473010602,
                    1156.35636884718
                  ],
                  [
                    712811.9817440067,
                    5398467.713010603,
                    1156.35636884718
                  ],
                  [
                    711255.0617440068,
                    5398467.713010603,
                    716.3563688471799
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:36:02+00:00",
            "end_time": "2018-07-20T01:28:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1575808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02652571454799,
              48.24467345982477,
              943.6901516408525
            ],
            [
              -120.02571338323428,
              48.25867048079225,
              943.6901516408525
            ],
            [
              -120.00509693343177,
              48.258134904366536,
              1498.6101516408526
            ],
            [
              -120.0059148750215,
              48.244138144956494,
              1498.6101516408526
            ],
            [
              -120.02652571454799,
              48.24467345982477,
              943.6901516408525
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265257,
        48.24413814,
        943.6901516,
        -120.0050969,
        48.25867048,
        1498.610152
      ],
      "properties": {
        "datetime": "2018-07-19T19:27:43Z",
        "pc:count": 24177616,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721465.4858,
            "count": 24177616,
            "maximum": 722278.1391,
            "minimum": 720745.8591,
            "name": "X",
            "position": 0,
            "stddev": 414.0947777,
            "variance": 171474.4849
          },
          {
            "average": 5348653.474,
            "count": 24177616,
            "maximum": 5349328.017,
            "minimum": 5347770.137,
            "name": "Y",
            "position": 1,
            "stddev": 410.270743,
            "variance": 168322.0826
          },
          {
            "average": 1155.281034,
            "count": 24177616,
            "maximum": 1498.610152,
            "minimum": 943.6901516,
            "name": "Z",
            "position": 2,
            "stddev": 116.150084,
            "variance": 13490.84202
          },
          {
            "average": 1198.656518,
            "count": 24177616,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 349.661591,
            "variance": 122263.2282
          },
          {
            "average": 1.132416819,
            "count": 24177616,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4314113735,
            "variance": 0.1861157731
          },
          {
            "average": 1.264845053,
            "count": 24177616,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6390682157,
            "variance": 0.4084081843
          },
          {
            "average": 0.4968970473,
            "count": 24177616,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999903819,
            "variance": 0.249990382
          },
          {
            "average": 0.0002654935044,
            "count": 24177616,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01629180863,
            "variance": 0.0002654230286
          },
          {
            "average": 1.575851151,
            "count": 24177616,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5707692035,
            "variance": 0.3257774836
          },
          {
            "average": -0.9585557245,
            "count": 24177616,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.23342801,
            "variance": 104.7230489
          },
          {
            "average": 0,
            "count": 24177616,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 37.05338421,
            "count": 24177616,
            "maximum": 42,
            "minimum": 34,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.048935999,
            "variance": 4.198138726
          },
          {
            "average": 216061079.1,
            "count": 24177616,
            "maximum": 216063663.2,
            "minimum": 216059676.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1047.311086,
            "variance": 1096860.51
          },
          {
            "average": 0,
            "count": 24177616,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24177616,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24177616,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24177616,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24177616,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720745.8591,
          5347770.137,
          943.6901516,
          722278.1391,
          5349328.017,
          1498.610152
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720745.8591126114,
                5347770.137360654,
                943.6901516408525
              ],
              [
                720745.8591126114,
                5349328.017360655,
                943.6901516408525
              ],
              [
                722278.1391126114,
                5349328.017360655,
                1498.6101516408526
              ],
              [
                722278.1391126114,
                5347770.137360654,
                1498.6101516408526
              ],
              [
                720745.8591126114,
                5347770.137360654,
                943.6901516408525
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:27:43+00:00",
        "end_time": "2018-07-19T18:21:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1575808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1575808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1575808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1575808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265257,
            48.24413814,
            943.6901516,
            -120.0050969,
            48.25867048,
            1498.610152
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02652571454799,
                  48.24467345982477,
                  943.6901516408525
                ],
                [
                  -120.02571338323428,
                  48.25867048079225,
                  943.6901516408525
                ],
                [
                  -120.00509693343177,
                  48.258134904366536,
                  1498.6101516408526
                ],
                [
                  -120.0059148750215,
                  48.244138144956494,
                  1498.6101516408526
                ],
                [
                  -120.02652571454799,
                  48.24467345982477,
                  943.6901516408525
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1575808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1575808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:27:43Z",
            "pc:count": 24177616,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721465.4858,
                "count": 24177616,
                "maximum": 722278.1391,
                "minimum": 720745.8591,
                "name": "X",
                "position": 0,
                "stddev": 414.0947777,
                "variance": 171474.4849
              },
              {
                "average": 5348653.474,
                "count": 24177616,
                "maximum": 5349328.017,
                "minimum": 5347770.137,
                "name": "Y",
                "position": 1,
                "stddev": 410.270743,
                "variance": 168322.0826
              },
              {
                "average": 1155.281034,
                "count": 24177616,
                "maximum": 1498.610152,
                "minimum": 943.6901516,
                "name": "Z",
                "position": 2,
                "stddev": 116.150084,
                "variance": 13490.84202
              },
              {
                "average": 1198.656518,
                "count": 24177616,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 349.661591,
                "variance": 122263.2282
              },
              {
                "average": 1.132416819,
                "count": 24177616,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4314113735,
                "variance": 0.1861157731
              },
              {
                "average": 1.264845053,
                "count": 24177616,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6390682157,
                "variance": 0.4084081843
              },
              {
                "average": 0.4968970473,
                "count": 24177616,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999903819,
                "variance": 0.249990382
              },
              {
                "average": 0.0002654935044,
                "count": 24177616,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01629180863,
                "variance": 0.0002654230286
              },
              {
                "average": 1.575851151,
                "count": 24177616,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5707692035,
                "variance": 0.3257774836
              },
              {
                "average": -0.9585557245,
                "count": 24177616,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.23342801,
                "variance": 104.7230489
              },
              {
                "average": 0,
                "count": 24177616,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 37.05338421,
                "count": 24177616,
                "maximum": 42,
                "minimum": 34,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.048935999,
                "variance": 4.198138726
              },
              {
                "average": 216061079.1,
                "count": 24177616,
                "maximum": 216063663.2,
                "minimum": 216059676.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1047.311086,
                "variance": 1096860.51
              },
              {
                "average": 0,
                "count": 24177616,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24177616,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24177616,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24177616,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24177616,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720745.8591,
              5347770.137,
              943.6901516,
              722278.1391,
              5349328.017,
              1498.610152
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720745.8591126114,
                    5347770.137360654,
                    943.6901516408525
                  ],
                  [
                    720745.8591126114,
                    5349328.017360655,
                    943.6901516408525
                  ],
                  [
                    722278.1391126114,
                    5349328.017360655,
                    1498.6101516408526
                  ],
                  [
                    722278.1391126114,
                    5347770.137360654,
                    1498.6101516408526
                  ],
                  [
                    720745.8591126114,
                    5347770.137360654,
                    943.6901516408525
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:27:43+00:00",
            "end_time": "2018-07-19T18:21:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10778235047275,
              48.48751622698527,
              899.4974838805177
            ],
            [
              -120.10698526163463,
              48.50151672804299,
              899.4974838805177
            ],
            [
              -120.08593398488928,
              48.500985282629486,
              1412.7774838805176
            ],
            [
              -120.08673685387728,
              48.48698504144007,
              1412.7774838805176
            ],
            [
              -120.10778235047275,
              48.48751622698527,
              899.4974838805177
            ]
          ]
        ]
      },
      "bbox": [
        -120.1077824,
        48.48698504,
        899.4974839,
        -120.085934,
        48.50151673,
        1412.777484
      ],
      "properties": {
        "datetime": "2018-07-20T02:18:35Z",
        "pc:count": 49337792,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714467.2201,
            "count": 49337792,
            "maximum": 715252.0455,
            "minimum": 713694.9855,
            "name": "X",
            "position": 0,
            "stddev": 438.6729737,
            "variance": 192433.9779
          },
          {
            "average": 5375319.932,
            "count": 49337792,
            "maximum": 5376086.509,
            "minimum": 5374528.289,
            "name": "Y",
            "position": 1,
            "stddev": 435.652365,
            "variance": 189792.9831
          },
          {
            "average": 1118.066951,
            "count": 49337792,
            "maximum": 1412.777484,
            "minimum": 899.4974839,
            "name": "Z",
            "position": 2,
            "stddev": 99.45233243,
            "variance": 9890.766427
          },
          {
            "average": 696.7000903,
            "count": 49337792,
            "maximum": 4095,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 457.868291,
            "variance": 209643.3719
          },
          {
            "average": 1.4671508,
            "count": 49337792,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7563657,
            "variance": 0.5720890721
          },
          {
            "average": 1.934168497,
            "count": 49337792,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.015266947,
            "variance": 1.030766974
          },
          {
            "average": 0.4960624707,
            "count": 49337792,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999845007,
            "variance": 0.2499845009
          },
          {
            "average": 0.0003107556982,
            "count": 49337792,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01762552511,
            "variance": 0.0003106591354
          },
          {
            "average": 1.321386251,
            "count": 49337792,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.525008573,
            "variance": 0.2756340017
          },
          {
            "average": -0.2374672986,
            "count": 49337792,
            "maximum": 18,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.829406,
            "variance": 139.9348463
          },
          {
            "average": 0,
            "count": 49337792,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.29229944,
            "count": 49337792,
            "maximum": 85,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.442191839,
            "variance": 5.96430098
          },
          {
            "average": 216085722,
            "count": 49337792,
            "maximum": 216088315,
            "minimum": 216083322.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1376.950976,
            "variance": 1895993.991
          },
          {
            "average": 0,
            "count": 49337792,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49337792,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49337792,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49337792,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49337792,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713694.9855,
          5374528.289,
          899.4974839,
          715252.0455,
          5376086.509,
          1412.777484
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713694.9854520736,
                5374528.289322431,
                899.4974838805177
              ],
              [
                713694.9854520736,
                5376086.509322432,
                899.4974838805177
              ],
              [
                715252.0454520737,
                5376086.509322432,
                1412.7774838805176
              ],
              [
                715252.0454520737,
                5374528.289322431,
                1412.7774838805176
              ],
              [
                713694.9854520736,
                5374528.289322431,
                899.4974838805177
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:18:35+00:00",
        "end_time": "2018-07-20T00:55:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1077824,
            48.48698504,
            899.4974839,
            -120.085934,
            48.50151673,
            1412.777484
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10778235047275,
                  48.48751622698527,
                  899.4974838805177
                ],
                [
                  -120.10698526163463,
                  48.50151672804299,
                  899.4974838805177
                ],
                [
                  -120.08593398488928,
                  48.500985282629486,
                  1412.7774838805176
                ],
                [
                  -120.08673685387728,
                  48.48698504144007,
                  1412.7774838805176
                ],
                [
                  -120.10778235047275,
                  48.48751622698527,
                  899.4974838805177
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:18:35Z",
            "pc:count": 49337792,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714467.2201,
                "count": 49337792,
                "maximum": 715252.0455,
                "minimum": 713694.9855,
                "name": "X",
                "position": 0,
                "stddev": 438.6729737,
                "variance": 192433.9779
              },
              {
                "average": 5375319.932,
                "count": 49337792,
                "maximum": 5376086.509,
                "minimum": 5374528.289,
                "name": "Y",
                "position": 1,
                "stddev": 435.652365,
                "variance": 189792.9831
              },
              {
                "average": 1118.066951,
                "count": 49337792,
                "maximum": 1412.777484,
                "minimum": 899.4974839,
                "name": "Z",
                "position": 2,
                "stddev": 99.45233243,
                "variance": 9890.766427
              },
              {
                "average": 696.7000903,
                "count": 49337792,
                "maximum": 4095,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 457.868291,
                "variance": 209643.3719
              },
              {
                "average": 1.4671508,
                "count": 49337792,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7563657,
                "variance": 0.5720890721
              },
              {
                "average": 1.934168497,
                "count": 49337792,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.015266947,
                "variance": 1.030766974
              },
              {
                "average": 0.4960624707,
                "count": 49337792,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999845007,
                "variance": 0.2499845009
              },
              {
                "average": 0.0003107556982,
                "count": 49337792,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01762552511,
                "variance": 0.0003106591354
              },
              {
                "average": 1.321386251,
                "count": 49337792,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.525008573,
                "variance": 0.2756340017
              },
              {
                "average": -0.2374672986,
                "count": 49337792,
                "maximum": 18,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.829406,
                "variance": 139.9348463
              },
              {
                "average": 0,
                "count": 49337792,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.29229944,
                "count": 49337792,
                "maximum": 85,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.442191839,
                "variance": 5.96430098
              },
              {
                "average": 216085722,
                "count": 49337792,
                "maximum": 216088315,
                "minimum": 216083322.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1376.950976,
                "variance": 1895993.991
              },
              {
                "average": 0,
                "count": 49337792,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49337792,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49337792,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49337792,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49337792,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713694.9855,
              5374528.289,
              899.4974839,
              715252.0455,
              5376086.509,
              1412.777484
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713694.9854520736,
                    5374528.289322431,
                    899.4974838805177
                  ],
                  [
                    713694.9854520736,
                    5376086.509322432,
                    899.4974838805177
                  ],
                  [
                    715252.0454520737,
                    5376086.509322432,
                    1412.7774838805176
                  ],
                  [
                    715252.0454520737,
                    5374528.289322431,
                    1412.7774838805176
                  ],
                  [
                    713694.9854520736,
                    5374528.289322431,
                    899.4974838805177
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:18:35+00:00",
            "end_time": "2018-07-20T00:55:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10811173044547,
              48.649467813136624,
              1289.4035085780395
            ],
            [
              -120.10731004130692,
              48.66347043846706,
              1289.4035085780395
            ],
            [
              -120.08619275400186,
              48.66293776898468,
              1704.3035085780396
            ],
            [
              -120.08700027553776,
              48.64893540434782,
              1704.3035085780396
            ],
            [
              -120.10811173044547,
              48.649467813136624,
              1289.4035085780395
            ]
          ]
        ]
      },
      "bbox": [
        -120.1081117,
        48.6489354,
        1289.403509,
        -120.0861928,
        48.66347044,
        1704.303509
      ],
      "properties": {
        "datetime": "2018-07-20T02:12:30Z",
        "pc:count": 59196877,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713717.7128,
            "count": 59196877,
            "maximum": 714545.9051,
            "minimum": 712988.9451,
            "name": "X",
            "position": 0,
            "stddev": 425.0175906,
            "variance": 180639.9523
          },
          {
            "average": 5393290.707,
            "count": 59196877,
            "maximum": 5394085.068,
            "minimum": 5392526.568,
            "name": "Y",
            "position": 1,
            "stddev": 439.8714436,
            "variance": 193486.8869
          },
          {
            "average": 1538.842196,
            "count": 59196877,
            "maximum": 1704.303509,
            "minimum": 1289.403509,
            "name": "Z",
            "position": 2,
            "stddev": 76.76271909,
            "variance": 5892.515042
          },
          {
            "average": 636.642411,
            "count": 59196877,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 497.0221112,
            "variance": 247030.979
          },
          {
            "average": 1.690283155,
            "count": 59196877,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9314460576,
            "variance": 0.8675917583
          },
          {
            "average": 2.381089884,
            "count": 59196877,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.198377652,
            "variance": 1.436108996
          },
          {
            "average": 0.4973551054,
            "count": 59196877,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930087,
            "variance": 0.2499930088
          },
          {
            "average": 0.0002811128026,
            "count": 59196877,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01676406225,
            "variance": 0.000281033783
          },
          {
            "average": 1.24381695,
            "count": 59196877,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4786518307,
            "variance": 0.229107575
          },
          {
            "average": -0.6641897164,
            "count": 59196877,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.72342224,
            "variance": 216.7791623
          },
          {
            "average": 0,
            "count": 59196877,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.4256197,
            "count": 59196877,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.21604205,
            "variance": 4.910842368
          },
          {
            "average": 216085736.3,
            "count": 59196877,
            "maximum": 216087950.1,
            "minimum": 216082978.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1376.01948,
            "variance": 1893429.61
          },
          {
            "average": 0,
            "count": 59196877,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59196877,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59196877,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59196877,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 59196877,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712988.9451,
          5392526.568,
          1289.403509,
          714545.9051,
          5394085.068,
          1704.303509
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712988.9450632299,
                5392526.568467325,
                1289.4035085780395
              ],
              [
                712988.9450632299,
                5394085.068467325,
                1289.4035085780395
              ],
              [
                714545.9050632298,
                5394085.068467325,
                1704.3035085780396
              ],
              [
                714545.9050632298,
                5392526.568467325,
                1704.3035085780396
              ],
              [
                712988.9450632299,
                5392526.568467325,
                1289.4035085780395
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:12:30+00:00",
        "end_time": "2018-07-20T00:49:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1081117,
            48.6489354,
            1289.403509,
            -120.0861928,
            48.66347044,
            1704.303509
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10811173044547,
                  48.649467813136624,
                  1289.4035085780395
                ],
                [
                  -120.10731004130692,
                  48.66347043846706,
                  1289.4035085780395
                ],
                [
                  -120.08619275400186,
                  48.66293776898468,
                  1704.3035085780396
                ],
                [
                  -120.08700027553776,
                  48.64893540434782,
                  1704.3035085780396
                ],
                [
                  -120.10811173044547,
                  48.649467813136624,
                  1289.4035085780395
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:12:30Z",
            "pc:count": 59196877,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713717.7128,
                "count": 59196877,
                "maximum": 714545.9051,
                "minimum": 712988.9451,
                "name": "X",
                "position": 0,
                "stddev": 425.0175906,
                "variance": 180639.9523
              },
              {
                "average": 5393290.707,
                "count": 59196877,
                "maximum": 5394085.068,
                "minimum": 5392526.568,
                "name": "Y",
                "position": 1,
                "stddev": 439.8714436,
                "variance": 193486.8869
              },
              {
                "average": 1538.842196,
                "count": 59196877,
                "maximum": 1704.303509,
                "minimum": 1289.403509,
                "name": "Z",
                "position": 2,
                "stddev": 76.76271909,
                "variance": 5892.515042
              },
              {
                "average": 636.642411,
                "count": 59196877,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 497.0221112,
                "variance": 247030.979
              },
              {
                "average": 1.690283155,
                "count": 59196877,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9314460576,
                "variance": 0.8675917583
              },
              {
                "average": 2.381089884,
                "count": 59196877,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.198377652,
                "variance": 1.436108996
              },
              {
                "average": 0.4973551054,
                "count": 59196877,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930087,
                "variance": 0.2499930088
              },
              {
                "average": 0.0002811128026,
                "count": 59196877,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01676406225,
                "variance": 0.000281033783
              },
              {
                "average": 1.24381695,
                "count": 59196877,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4786518307,
                "variance": 0.229107575
              },
              {
                "average": -0.6641897164,
                "count": 59196877,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.72342224,
                "variance": 216.7791623
              },
              {
                "average": 0,
                "count": 59196877,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.4256197,
                "count": 59196877,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.21604205,
                "variance": 4.910842368
              },
              {
                "average": 216085736.3,
                "count": 59196877,
                "maximum": 216087950.1,
                "minimum": 216082978.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1376.01948,
                "variance": 1893429.61
              },
              {
                "average": 0,
                "count": 59196877,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59196877,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59196877,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59196877,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 59196877,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712988.9451,
              5392526.568,
              1289.403509,
              714545.9051,
              5394085.068,
              1704.303509
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712988.9450632299,
                    5392526.568467325,
                    1289.4035085780395
                  ],
                  [
                    712988.9450632299,
                    5394085.068467325,
                    1289.4035085780395
                  ],
                  [
                    714545.9050632298,
                    5394085.068467325,
                    1704.3035085780396
                  ],
                  [
                    714545.9050632298,
                    5392526.568467325,
                    1704.3035085780396
                  ],
                  [
                    712988.9450632299,
                    5392526.568467325,
                    1289.4035085780395
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:12:30+00:00",
            "end_time": "2018-07-20T00:49:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06707920862651,
              48.37958998681385,
              596.5275707102348
            ],
            [
              -120.06627400990746,
              48.393589525981355,
              596.5275707102348
            ],
            [
              -120.04526697669442,
              48.393051500806564,
              896.1675707102347
            ],
            [
              -120.04607792068562,
              48.37905222458554,
              896.1675707102347
            ],
            [
              -120.06707920862651,
              48.37958998681385,
              596.5275707102348
            ]
          ]
        ]
      },
      "bbox": [
        -120.0670792,
        48.37905222,
        596.5275707,
        -120.045267,
        48.39358953,
        896.1675707
      ],
      "properties": {
        "datetime": "2018-07-20T00:19:29Z",
        "pc:count": 32862254,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717953.6222,
            "count": 32862254,
            "maximum": 718718.995,
            "minimum": 717161.855,
            "name": "X",
            "position": 0,
            "stddev": 429.9614757,
            "variance": 184866.8706
          },
          {
            "average": 5363431.692,
            "count": 32862254,
            "maximum": 5364206.4,
            "minimum": 5362648.26,
            "name": "Y",
            "position": 1,
            "stddev": 437.1018132,
            "variance": 191057.9951
          },
          {
            "average": 708.5075592,
            "count": 32862254,
            "maximum": 896.1675707,
            "minimum": 596.5275707,
            "name": "Z",
            "position": 2,
            "stddev": 59.70671764,
            "variance": 3564.892131
          },
          {
            "average": 1340.80287,
            "count": 32862254,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 328.1412929,
            "variance": 107676.7081
          },
          {
            "average": 1.015730327,
            "count": 32862254,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1363191665,
            "variance": 0.01858291515
          },
          {
            "average": 1.031459254,
            "count": 32862254,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1994231738,
            "variance": 0.03976960225
          },
          {
            "average": 0.4944860447,
            "count": 32862254,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499969603,
            "variance": 0.2499696039
          },
          {
            "average": 0.0002676931412,
            "count": 32862254,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01635914086,
            "variance": 0.0002676214897
          },
          {
            "average": 1.628125934,
            "count": 32862254,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4990547131,
            "variance": 0.2490556066
          },
          {
            "average": 2.172106607,
            "count": 32862254,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.721830047,
            "variance": 76.07031937
          },
          {
            "average": 0,
            "count": 32862254,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.93896563,
            "count": 32862254,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.403112201,
            "variance": 54.80607026
          },
          {
            "average": 216077749.4,
            "count": 32862254,
            "maximum": 216081169.3,
            "minimum": 216064097.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4207.385583,
            "variance": 17702093.44
          },
          {
            "average": 0,
            "count": 32862254,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32862254,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32862254,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32862254,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32862254,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717161.855,
          5362648.26,
          596.5275707,
          718718.995,
          5364206.4,
          896.1675707
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717161.8549624305,
                5362648.26039315,
                596.5275707102348
              ],
              [
                717161.8549624305,
                5364206.400393151,
                596.5275707102348
              ],
              [
                718718.9949624304,
                5364206.400393151,
                896.1675707102347
              ],
              [
                718718.9949624304,
                5362648.26039315,
                896.1675707102347
              ],
              [
                717161.8549624305,
                5362648.26039315,
                596.5275707102348
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:19:29+00:00",
        "end_time": "2018-07-19T19:34:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0670792,
            48.37905222,
            596.5275707,
            -120.045267,
            48.39358953,
            896.1675707
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06707920862651,
                  48.37958998681385,
                  596.5275707102348
                ],
                [
                  -120.06627400990746,
                  48.393589525981355,
                  596.5275707102348
                ],
                [
                  -120.04526697669442,
                  48.393051500806564,
                  896.1675707102347
                ],
                [
                  -120.04607792068562,
                  48.37905222458554,
                  896.1675707102347
                ],
                [
                  -120.06707920862651,
                  48.37958998681385,
                  596.5275707102348
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:19:29Z",
            "pc:count": 32862254,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717953.6222,
                "count": 32862254,
                "maximum": 718718.995,
                "minimum": 717161.855,
                "name": "X",
                "position": 0,
                "stddev": 429.9614757,
                "variance": 184866.8706
              },
              {
                "average": 5363431.692,
                "count": 32862254,
                "maximum": 5364206.4,
                "minimum": 5362648.26,
                "name": "Y",
                "position": 1,
                "stddev": 437.1018132,
                "variance": 191057.9951
              },
              {
                "average": 708.5075592,
                "count": 32862254,
                "maximum": 896.1675707,
                "minimum": 596.5275707,
                "name": "Z",
                "position": 2,
                "stddev": 59.70671764,
                "variance": 3564.892131
              },
              {
                "average": 1340.80287,
                "count": 32862254,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 328.1412929,
                "variance": 107676.7081
              },
              {
                "average": 1.015730327,
                "count": 32862254,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1363191665,
                "variance": 0.01858291515
              },
              {
                "average": 1.031459254,
                "count": 32862254,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1994231738,
                "variance": 0.03976960225
              },
              {
                "average": 0.4944860447,
                "count": 32862254,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499969603,
                "variance": 0.2499696039
              },
              {
                "average": 0.0002676931412,
                "count": 32862254,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01635914086,
                "variance": 0.0002676214897
              },
              {
                "average": 1.628125934,
                "count": 32862254,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4990547131,
                "variance": 0.2490556066
              },
              {
                "average": 2.172106607,
                "count": 32862254,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.721830047,
                "variance": 76.07031937
              },
              {
                "average": 0,
                "count": 32862254,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.93896563,
                "count": 32862254,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.403112201,
                "variance": 54.80607026
              },
              {
                "average": 216077749.4,
                "count": 32862254,
                "maximum": 216081169.3,
                "minimum": 216064097.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4207.385583,
                "variance": 17702093.44
              },
              {
                "average": 0,
                "count": 32862254,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32862254,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32862254,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32862254,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32862254,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717161.855,
              5362648.26,
              596.5275707,
              718718.995,
              5364206.4,
              896.1675707
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717161.8549624305,
                    5362648.26039315,
                    596.5275707102348
                  ],
                  [
                    717161.8549624305,
                    5364206.400393151,
                    596.5275707102348
                  ],
                  [
                    718718.9949624304,
                    5364206.400393151,
                    896.1675707102347
                  ],
                  [
                    718718.9949624304,
                    5362648.26039315,
                    896.1675707102347
                  ],
                  [
                    717161.8549624305,
                    5362648.26039315,
                    596.5275707102348
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:19:29+00:00",
            "end_time": "2018-07-19T19:34:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02673709137517,
              48.663009626164886,
              1663.8459459255296
            ],
            [
              -120.02591232296116,
              48.67701371361733,
              1663.8459459255296
            ],
            [
              -120.00479092402757,
              48.67646601021313,
              2060.8059459255296
            ],
            [
              -120.00562152851465,
              48.66246219085642,
              2060.8059459255296
            ],
            [
              -120.02673709137517,
              48.663009626164886,
              1663.8459459255296
            ]
          ]
        ]
      },
      "bbox": [
        -120.0267371,
        48.66246219,
        1663.845946,
        -120.0047909,
        48.67701371,
        2060.805946
      ],
      "properties": {
        "datetime": "2018-07-19T19:15:40Z",
        "pc:count": 29098499,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719697.2034,
            "count": 29098499,
            "maximum": 720479.8261,
            "minimum": 718922.8661,
            "name": "X",
            "position": 0,
            "stddev": 413.9187979,
            "variance": 171328.7712
          },
          {
            "average": 5395043.439,
            "count": 29098499,
            "maximum": 5395820.832,
            "minimum": 5394262.052,
            "name": "Y",
            "position": 1,
            "stddev": 440.958347,
            "variance": 194444.2638
          },
          {
            "average": 1796.278767,
            "count": 29098499,
            "maximum": 2060.805946,
            "minimum": 1663.845946,
            "name": "Z",
            "position": 2,
            "stddev": 61.27618409,
            "variance": 3754.770736
          },
          {
            "average": 1886.846217,
            "count": 29098499,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 704.2140506,
            "variance": 495917.429
          },
          {
            "average": 1.140893625,
            "count": 29098499,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4168522734,
            "variance": 0.1737658179
          },
          {
            "average": 1.281814605,
            "count": 29098499,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6004743303,
            "variance": 0.3605694214
          },
          {
            "average": 0.4979162327,
            "count": 29098499,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999956665,
            "variance": 0.2499956665
          },
          {
            "average": 0.0002627626944,
            "count": 29098499,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0162078271,
            "variance": 0.0002626936592
          },
          {
            "average": 1.460398043,
            "count": 29098499,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5407853649,
            "variance": 0.2924488109
          },
          {
            "average": -1.85932832,
            "count": 29098499,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.43572848,
            "variance": 208.3902568
          },
          {
            "average": 0,
            "count": 29098499,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.68158488,
            "count": 29098499,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.133889059,
            "variance": 4.553482517
          },
          {
            "average": 216060864.6,
            "count": 29098499,
            "maximum": 216062940.7,
            "minimum": 216058937,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1106.044635,
            "variance": 1223334.735
          },
          {
            "average": 0,
            "count": 29098499,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29098499,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29098499,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29098499,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29098499,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718922.8661,
          5394262.052,
          1663.845946,
          720479.8261,
          5395820.832,
          2060.805946
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718922.8661403228,
                5394262.051924135,
                1663.8459459255296
              ],
              [
                718922.8661403228,
                5395820.831924134,
                1663.8459459255296
              ],
              [
                720479.8261403227,
                5395820.831924134,
                2060.8059459255296
              ],
              [
                720479.8261403227,
                5394262.051924135,
                2060.8059459255296
              ],
              [
                718922.8661403228,
                5394262.051924135,
                1663.8459459255296
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:15:40+00:00",
        "end_time": "2018-07-19T18:08:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0267371,
            48.66246219,
            1663.845946,
            -120.0047909,
            48.67701371,
            2060.805946
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02673709137517,
                  48.663009626164886,
                  1663.8459459255296
                ],
                [
                  -120.02591232296116,
                  48.67701371361733,
                  1663.8459459255296
                ],
                [
                  -120.00479092402757,
                  48.67646601021313,
                  2060.8059459255296
                ],
                [
                  -120.00562152851465,
                  48.66246219085642,
                  2060.8059459255296
                ],
                [
                  -120.02673709137517,
                  48.663009626164886,
                  1663.8459459255296
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:15:40Z",
            "pc:count": 29098499,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719697.2034,
                "count": 29098499,
                "maximum": 720479.8261,
                "minimum": 718922.8661,
                "name": "X",
                "position": 0,
                "stddev": 413.9187979,
                "variance": 171328.7712
              },
              {
                "average": 5395043.439,
                "count": 29098499,
                "maximum": 5395820.832,
                "minimum": 5394262.052,
                "name": "Y",
                "position": 1,
                "stddev": 440.958347,
                "variance": 194444.2638
              },
              {
                "average": 1796.278767,
                "count": 29098499,
                "maximum": 2060.805946,
                "minimum": 1663.845946,
                "name": "Z",
                "position": 2,
                "stddev": 61.27618409,
                "variance": 3754.770736
              },
              {
                "average": 1886.846217,
                "count": 29098499,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 704.2140506,
                "variance": 495917.429
              },
              {
                "average": 1.140893625,
                "count": 29098499,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4168522734,
                "variance": 0.1737658179
              },
              {
                "average": 1.281814605,
                "count": 29098499,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6004743303,
                "variance": 0.3605694214
              },
              {
                "average": 0.4979162327,
                "count": 29098499,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999956665,
                "variance": 0.2499956665
              },
              {
                "average": 0.0002627626944,
                "count": 29098499,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0162078271,
                "variance": 0.0002626936592
              },
              {
                "average": 1.460398043,
                "count": 29098499,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5407853649,
                "variance": 0.2924488109
              },
              {
                "average": -1.85932832,
                "count": 29098499,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.43572848,
                "variance": 208.3902568
              },
              {
                "average": 0,
                "count": 29098499,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.68158488,
                "count": 29098499,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.133889059,
                "variance": 4.553482517
              },
              {
                "average": 216060864.6,
                "count": 29098499,
                "maximum": 216062940.7,
                "minimum": 216058937,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1106.044635,
                "variance": 1223334.735
              },
              {
                "average": 0,
                "count": 29098499,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29098499,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29098499,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29098499,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29098499,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718922.8661,
              5394262.052,
              1663.845946,
              720479.8261,
              5395820.832,
              2060.805946
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718922.8661403228,
                    5394262.051924135,
                    1663.8459459255296
                  ],
                  [
                    718922.8661403228,
                    5395820.831924134,
                    1663.8459459255296
                  ],
                  [
                    720479.8261403227,
                    5395820.831924134,
                    2060.8059459255296
                  ],
                  [
                    720479.8261403227,
                    5394262.051924135,
                    2060.8059459255296
                  ],
                  [
                    718922.8661403228,
                    5394262.051924135,
                    1663.8459459255296
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:15:40+00:00",
            "end_time": "2018-07-19T18:08:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12780656956026,
              48.37954319013298,
              333.34604994439223
            ],
            [
              -120.12701822242232,
              48.39354006855852,
              333.34604994439223
            ],
            [
              -120.1060103419875,
              48.39301314132326,
              874.0660499443923
            ],
            [
              -120.10680443415207,
              48.37901652037145,
              874.0660499443923
            ],
            [
              -120.12780656956026,
              48.37954319013298,
              333.34604994439223
            ]
          ]
        ]
      },
      "bbox": [
        -120.1278066,
        48.37901652,
        333.3460499,
        -120.1060103,
        48.39354007,
        874.0660499
      ],
      "properties": {
        "datetime": "2018-07-20T03:10:54Z",
        "pc:count": 29666947,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713465.003,
            "count": 29666947,
            "maximum": 714223.1884,
            "minimum": 712666.0684,
            "name": "X",
            "position": 0,
            "stddev": 410.37106,
            "variance": 168404.4069
          },
          {
            "average": 5363243.662,
            "count": 29666947,
            "maximum": 5364030.407,
            "minimum": 5362472.647,
            "name": "Y",
            "position": 1,
            "stddev": 433.685612,
            "variance": 188083.21
          },
          {
            "average": 567.3994011,
            "count": 29666947,
            "maximum": 874.0660499,
            "minimum": 333.3460499,
            "name": "Z",
            "position": 2,
            "stddev": 88.96043529,
            "variance": 7913.959047
          },
          {
            "average": 1140.82137,
            "count": 29666947,
            "maximum": 4095,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 460.1041123,
            "variance": 211695.7941
          },
          {
            "average": 1.065288922,
            "count": 29666947,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2795464358,
            "variance": 0.07814620974
          },
          {
            "average": 1.130607811,
            "count": 29666947,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4061132131,
            "variance": 0.1649279418
          },
          {
            "average": 0.4959319542,
            "count": 29666947,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999834592,
            "variance": 0.2499834594
          },
          {
            "average": 0.0002077733176,
            "count": 29666947,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01441284687,
            "variance": 0.0002077301548
          },
          {
            "average": 1.594823424,
            "count": 29666947,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5191493145,
            "variance": 0.2695160107
          },
          {
            "average": 0.9316898414,
            "count": 29666947,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.882993894,
            "variance": 78.90758052
          },
          {
            "average": 0,
            "count": 29666947,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.62054377,
            "count": 29666947,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.324370557,
            "variance": 5.402698488
          },
          {
            "average": 216088943.7,
            "count": 29666947,
            "maximum": 216091454.2,
            "minimum": 216086825.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1346.075498,
            "variance": 1811919.248
          },
          {
            "average": 0,
            "count": 29666947,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29666947,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29666947,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29666947,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29666947,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712666.0684,
          5362472.647,
          333.3460499,
          714223.1884,
          5364030.407,
          874.0660499
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712666.0684322787,
                5362472.646503634,
                333.34604994439223
              ],
              [
                712666.0684322787,
                5364030.406503634,
                333.34604994439223
              ],
              [
                714223.1884322788,
                5364030.406503634,
                874.0660499443923
              ],
              [
                714223.1884322788,
                5362472.646503634,
                874.0660499443923
              ],
              [
                712666.0684322787,
                5362472.646503634,
                333.34604994439223
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:10:54+00:00",
        "end_time": "2018-07-20T01:53:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1278066,
            48.37901652,
            333.3460499,
            -120.1060103,
            48.39354007,
            874.0660499
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12780656956026,
                  48.37954319013298,
                  333.34604994439223
                ],
                [
                  -120.12701822242232,
                  48.39354006855852,
                  333.34604994439223
                ],
                [
                  -120.1060103419875,
                  48.39301314132326,
                  874.0660499443923
                ],
                [
                  -120.10680443415207,
                  48.37901652037145,
                  874.0660499443923
                ],
                [
                  -120.12780656956026,
                  48.37954319013298,
                  333.34604994439223
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:10:54Z",
            "pc:count": 29666947,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713465.003,
                "count": 29666947,
                "maximum": 714223.1884,
                "minimum": 712666.0684,
                "name": "X",
                "position": 0,
                "stddev": 410.37106,
                "variance": 168404.4069
              },
              {
                "average": 5363243.662,
                "count": 29666947,
                "maximum": 5364030.407,
                "minimum": 5362472.647,
                "name": "Y",
                "position": 1,
                "stddev": 433.685612,
                "variance": 188083.21
              },
              {
                "average": 567.3994011,
                "count": 29666947,
                "maximum": 874.0660499,
                "minimum": 333.3460499,
                "name": "Z",
                "position": 2,
                "stddev": 88.96043529,
                "variance": 7913.959047
              },
              {
                "average": 1140.82137,
                "count": 29666947,
                "maximum": 4095,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 460.1041123,
                "variance": 211695.7941
              },
              {
                "average": 1.065288922,
                "count": 29666947,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2795464358,
                "variance": 0.07814620974
              },
              {
                "average": 1.130607811,
                "count": 29666947,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4061132131,
                "variance": 0.1649279418
              },
              {
                "average": 0.4959319542,
                "count": 29666947,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999834592,
                "variance": 0.2499834594
              },
              {
                "average": 0.0002077733176,
                "count": 29666947,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01441284687,
                "variance": 0.0002077301548
              },
              {
                "average": 1.594823424,
                "count": 29666947,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5191493145,
                "variance": 0.2695160107
              },
              {
                "average": 0.9316898414,
                "count": 29666947,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.882993894,
                "variance": 78.90758052
              },
              {
                "average": 0,
                "count": 29666947,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.62054377,
                "count": 29666947,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.324370557,
                "variance": 5.402698488
              },
              {
                "average": 216088943.7,
                "count": 29666947,
                "maximum": 216091454.2,
                "minimum": 216086825.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1346.075498,
                "variance": 1811919.248
              },
              {
                "average": 0,
                "count": 29666947,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29666947,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29666947,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29666947,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29666947,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712666.0684,
              5362472.647,
              333.3460499,
              714223.1884,
              5364030.407,
              874.0660499
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712666.0684322787,
                    5362472.646503634,
                    333.34604994439223
                  ],
                  [
                    712666.0684322787,
                    5364030.406503634,
                    333.34604994439223
                  ],
                  [
                    714223.1884322788,
                    5364030.406503634,
                    874.0660499443923
                  ],
                  [
                    714223.1884322788,
                    5362472.646503634,
                    874.0660499443923
                  ],
                  [
                    712666.0684322787,
                    5362472.646503634,
                    333.34604994439223
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:10:54+00:00",
            "end_time": "2018-07-20T01:53:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1577308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02653243749974,
              48.258166287451004,
              795.0405242981487
            ],
            [
              -120.02572256244903,
              48.27211439916558,
              795.0405242981487
            ],
            [
              -120.00476344560764,
              48.2715699213562,
              1209.9405242981488
            ],
            [
              -120.00557900695128,
              48.25762207463165,
              1209.9405242981488
            ],
            [
              -120.02653243749974,
              48.258166287451004,
              795.0405242981487
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265324,
        48.25762207,
        795.0405243,
        -120.0047634,
        48.2721144,
        1209.940524
      ],
      "properties": {
        "datetime": "2018-07-19T19:27:19Z",
        "pc:count": 32244189,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721450.7026,
            "count": 32244189,
            "maximum": 722244.5884,
            "minimum": 720687.2484,
            "name": "X",
            "position": 0,
            "stddev": 418.1278418,
            "variance": 174830.8921
          },
          {
            "average": 5350026.984,
            "count": 32244189,
            "maximum": 5350822.068,
            "minimum": 5349269.628,
            "name": "Y",
            "position": 1,
            "stddev": 423.5940808,
            "variance": 179431.9453
          },
          {
            "average": 997.6032059,
            "count": 32244189,
            "maximum": 1209.940524,
            "minimum": 795.0405243,
            "name": "Z",
            "position": 2,
            "stddev": 84.81976853,
            "variance": 7194.393134
          },
          {
            "average": 940.5068625,
            "count": 32244189,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 340.126602,
            "variance": 115686.1054
          },
          {
            "average": 1.291632827,
            "count": 32244189,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5919044404,
            "variance": 0.3503508666
          },
          {
            "average": 1.583256723,
            "count": 32244189,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8212118921,
            "variance": 0.6743889717
          },
          {
            "average": 0.4967873126,
            "count": 32244189,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896863,
            "variance": 0.2499896864
          },
          {
            "average": 0.0002806087013,
            "count": 32244189,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01674902889,
            "variance": 0.0002805299688
          },
          {
            "average": 1.434743606,
            "count": 32244189,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5678008841,
            "variance": 0.322397844
          },
          {
            "average": -0.5799566775,
            "count": 32244189,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.811725241,
            "variance": 96.26995221
          },
          {
            "average": 0,
            "count": 32244189,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.97720349,
            "count": 32244189,
            "maximum": 42,
            "minimum": 34,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.09133824,
            "variance": 4.373695635
          },
          {
            "average": 216061046,
            "count": 32244189,
            "maximum": 216063639.5,
            "minimum": 216059653.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1062.594172,
            "variance": 1129106.374
          },
          {
            "average": 0,
            "count": 32244189,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32244189,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32244189,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32244189,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32244189,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720687.2484,
          5349269.628,
          795.0405243,
          722244.5884,
          5350822.068,
          1209.940524
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720687.2483707179,
                5349269.628210227,
                795.0405242981487
              ],
              [
                720687.2483707179,
                5350822.0682102265,
                795.0405242981487
              ],
              [
                722244.588370718,
                5350822.0682102265,
                1209.9405242981488
              ],
              [
                722244.588370718,
                5349269.628210227,
                1209.9405242981488
              ],
              [
                720687.2483707179,
                5349269.628210227,
                795.0405242981487
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:27:19+00:00",
        "end_time": "2018-07-19T18:20:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1577308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1577308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1577308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1577308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265324,
            48.25762207,
            795.0405243,
            -120.0047634,
            48.2721144,
            1209.940524
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02653243749974,
                  48.258166287451004,
                  795.0405242981487
                ],
                [
                  -120.02572256244903,
                  48.27211439916558,
                  795.0405242981487
                ],
                [
                  -120.00476344560764,
                  48.2715699213562,
                  1209.9405242981488
                ],
                [
                  -120.00557900695128,
                  48.25762207463165,
                  1209.9405242981488
                ],
                [
                  -120.02653243749974,
                  48.258166287451004,
                  795.0405242981487
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1577308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1577308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:27:19Z",
            "pc:count": 32244189,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721450.7026,
                "count": 32244189,
                "maximum": 722244.5884,
                "minimum": 720687.2484,
                "name": "X",
                "position": 0,
                "stddev": 418.1278418,
                "variance": 174830.8921
              },
              {
                "average": 5350026.984,
                "count": 32244189,
                "maximum": 5350822.068,
                "minimum": 5349269.628,
                "name": "Y",
                "position": 1,
                "stddev": 423.5940808,
                "variance": 179431.9453
              },
              {
                "average": 997.6032059,
                "count": 32244189,
                "maximum": 1209.940524,
                "minimum": 795.0405243,
                "name": "Z",
                "position": 2,
                "stddev": 84.81976853,
                "variance": 7194.393134
              },
              {
                "average": 940.5068625,
                "count": 32244189,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 340.126602,
                "variance": 115686.1054
              },
              {
                "average": 1.291632827,
                "count": 32244189,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5919044404,
                "variance": 0.3503508666
              },
              {
                "average": 1.583256723,
                "count": 32244189,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8212118921,
                "variance": 0.6743889717
              },
              {
                "average": 0.4967873126,
                "count": 32244189,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896863,
                "variance": 0.2499896864
              },
              {
                "average": 0.0002806087013,
                "count": 32244189,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01674902889,
                "variance": 0.0002805299688
              },
              {
                "average": 1.434743606,
                "count": 32244189,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5678008841,
                "variance": 0.322397844
              },
              {
                "average": -0.5799566775,
                "count": 32244189,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.811725241,
                "variance": 96.26995221
              },
              {
                "average": 0,
                "count": 32244189,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.97720349,
                "count": 32244189,
                "maximum": 42,
                "minimum": 34,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.09133824,
                "variance": 4.373695635
              },
              {
                "average": 216061046,
                "count": 32244189,
                "maximum": 216063639.5,
                "minimum": 216059653.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1062.594172,
                "variance": 1129106.374
              },
              {
                "average": 0,
                "count": 32244189,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32244189,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32244189,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32244189,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32244189,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720687.2484,
              5349269.628,
              795.0405243,
              722244.5884,
              5350822.068,
              1209.940524
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720687.2483707179,
                    5349269.628210227,
                    795.0405242981487
                  ],
                  [
                    720687.2483707179,
                    5350822.0682102265,
                    795.0405242981487
                  ],
                  [
                    722244.588370718,
                    5350822.0682102265,
                    1209.9405242981488
                  ],
                  [
                    722244.588370718,
                    5349269.628210227,
                    1209.9405242981488
                  ],
                  [
                    720687.2483707179,
                    5349269.628210227,
                    795.0405242981487
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:27:19+00:00",
            "end_time": "2018-07-19T18:20:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.128195845132,
              48.54147719014917,
              1138.3218741182725
            ],
            [
              -120.12740272349224,
              48.55548050640651,
              1138.3218741182725
            ],
            [
              -120.10632977037861,
              48.55495238556378,
              1545.9618741182724
            ],
            [
              -120.10712869052273,
              48.540949327661906,
              1545.9618741182724
            ],
            [
              -120.128195845132,
              48.54147719014917,
              1138.3218741182725
            ]
          ]
        ]
      },
      "bbox": [
        -120.1281958,
        48.54094933,
        1138.321874,
        -120.1063298,
        48.55548051,
        1545.961874
      ],
      "properties": {
        "datetime": "2018-07-20T03:06:04Z",
        "pc:count": 45172473,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712743.071,
            "count": 45172473,
            "maximum": 713518.473,
            "minimum": 711961.493,
            "name": "X",
            "position": 0,
            "stddev": 404.0826803,
            "variance": 163282.8125
          },
          {
            "average": 5381244.317,
            "count": 45172473,
            "maximum": 5382027.116,
            "minimum": 5380468.596,
            "name": "Y",
            "position": 1,
            "stddev": 425.4619692,
            "variance": 181017.8872
          },
          {
            "average": 1319.819883,
            "count": 45172473,
            "maximum": 1545.961874,
            "minimum": 1138.321874,
            "name": "Z",
            "position": 2,
            "stddev": 83.12030986,
            "variance": 6908.985912
          },
          {
            "average": 682.8469573,
            "count": 45172473,
            "maximum": 4095,
            "minimum": 17,
            "name": "Intensity",
            "position": 3,
            "stddev": 487.6909856,
            "variance": 237842.4974
          },
          {
            "average": 1.601376661,
            "count": 45172473,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8814120889,
            "variance": 0.7768872704
          },
          {
            "average": 2.20306557,
            "count": 45172473,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.169555975,
            "variance": 1.367861179
          },
          {
            "average": 0.4972937612,
            "count": 45172473,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999926818,
            "variance": 0.2499926818
          },
          {
            "average": 0.0002410096078,
            "count": 45172473,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01552261342,
            "variance": 0.0002409515275
          },
          {
            "average": 1.333049975,
            "count": 45172473,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5372767173,
            "variance": 0.2886662709
          },
          {
            "average": 0.9781910796,
            "count": 45172473,
            "maximum": 21,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.00650017,
            "variance": 169.1690467
          },
          {
            "average": 0,
            "count": 45172473,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.21902841,
            "count": 45172473,
            "maximum": 89,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.18946561,
            "variance": 4.793759656
          },
          {
            "average": 216088980.1,
            "count": 45172473,
            "maximum": 216091164.9,
            "minimum": 216087137.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1288.485748,
            "variance": 1660195.523
          },
          {
            "average": 0,
            "count": 45172473,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45172473,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45172473,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45172473,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45172473,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711961.493,
          5380468.596,
          1138.321874,
          713518.473,
          5382027.116,
          1545.961874
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711961.4929684142,
                5380468.595791137,
                1138.3218741182725
              ],
              [
                711961.4929684142,
                5382027.115791136,
                1138.3218741182725
              ],
              [
                713518.4729684142,
                5382027.115791136,
                1545.9618741182724
              ],
              [
                713518.4729684142,
                5380468.595791137,
                1545.9618741182724
              ],
              [
                711961.4929684142,
                5380468.595791137,
                1138.3218741182725
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:06:04+00:00",
        "end_time": "2018-07-20T01:58:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1281958,
            48.54094933,
            1138.321874,
            -120.1063298,
            48.55548051,
            1545.961874
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.128195845132,
                  48.54147719014917,
                  1138.3218741182725
                ],
                [
                  -120.12740272349224,
                  48.55548050640651,
                  1138.3218741182725
                ],
                [
                  -120.10632977037861,
                  48.55495238556378,
                  1545.9618741182724
                ],
                [
                  -120.10712869052273,
                  48.540949327661906,
                  1545.9618741182724
                ],
                [
                  -120.128195845132,
                  48.54147719014917,
                  1138.3218741182725
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:06:04Z",
            "pc:count": 45172473,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712743.071,
                "count": 45172473,
                "maximum": 713518.473,
                "minimum": 711961.493,
                "name": "X",
                "position": 0,
                "stddev": 404.0826803,
                "variance": 163282.8125
              },
              {
                "average": 5381244.317,
                "count": 45172473,
                "maximum": 5382027.116,
                "minimum": 5380468.596,
                "name": "Y",
                "position": 1,
                "stddev": 425.4619692,
                "variance": 181017.8872
              },
              {
                "average": 1319.819883,
                "count": 45172473,
                "maximum": 1545.961874,
                "minimum": 1138.321874,
                "name": "Z",
                "position": 2,
                "stddev": 83.12030986,
                "variance": 6908.985912
              },
              {
                "average": 682.8469573,
                "count": 45172473,
                "maximum": 4095,
                "minimum": 17,
                "name": "Intensity",
                "position": 3,
                "stddev": 487.6909856,
                "variance": 237842.4974
              },
              {
                "average": 1.601376661,
                "count": 45172473,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8814120889,
                "variance": 0.7768872704
              },
              {
                "average": 2.20306557,
                "count": 45172473,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.169555975,
                "variance": 1.367861179
              },
              {
                "average": 0.4972937612,
                "count": 45172473,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999926818,
                "variance": 0.2499926818
              },
              {
                "average": 0.0002410096078,
                "count": 45172473,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01552261342,
                "variance": 0.0002409515275
              },
              {
                "average": 1.333049975,
                "count": 45172473,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5372767173,
                "variance": 0.2886662709
              },
              {
                "average": 0.9781910796,
                "count": 45172473,
                "maximum": 21,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.00650017,
                "variance": 169.1690467
              },
              {
                "average": 0,
                "count": 45172473,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.21902841,
                "count": 45172473,
                "maximum": 89,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.18946561,
                "variance": 4.793759656
              },
              {
                "average": 216088980.1,
                "count": 45172473,
                "maximum": 216091164.9,
                "minimum": 216087137.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1288.485748,
                "variance": 1660195.523
              },
              {
                "average": 0,
                "count": 45172473,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45172473,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45172473,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45172473,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45172473,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711961.493,
              5380468.596,
              1138.321874,
              713518.473,
              5382027.116,
              1545.961874
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711961.4929684142,
                    5380468.595791137,
                    1138.3218741182725
                  ],
                  [
                    711961.4929684142,
                    5382027.115791136,
                    1138.3218741182725
                  ],
                  [
                    713518.4729684142,
                    5382027.115791136,
                    1545.9618741182724
                  ],
                  [
                    713518.4729684142,
                    5380468.595791137,
                    1545.9618741182724
                  ],
                  [
                    711961.4929684142,
                    5380468.595791137,
                    1138.3218741182725
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:06:04+00:00",
            "end_time": "2018-07-20T01:58:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1284892264974,
              48.6629440441456,
              717.813628599104
            ],
            [
              -120.12769267169224,
              48.67694922370032,
              717.813628599104
            ],
            [
              -120.10656964177251,
              48.676420188794786,
              1407.393628599104
            ],
            [
              -120.10737203461358,
              48.662415268217934,
              1407.393628599104
            ],
            [
              -120.1284892264974,
              48.6629440441456,
              717.813628599104
            ]
          ]
        ]
      },
      "bbox": [
        -120.1284892,
        48.66241527,
        717.8136286,
        -120.1065696,
        48.67694922,
        1407.393629
      ],
      "properties": {
        "datetime": "2018-07-20T03:02:23Z",
        "pc:count": 50538720,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712241.1126,
            "count": 50538720,
            "maximum": 712988.8302,
            "minimum": 711431.8902,
            "name": "X",
            "position": 0,
            "stddev": 416.9410503,
            "variance": 173839.8394
          },
          {
            "average": 5394725.246,
            "count": 50538720,
            "maximum": 5395526.383,
            "minimum": 5393967.623,
            "name": "Y",
            "position": 1,
            "stddev": 426.4473107,
            "variance": 181857.3088
          },
          {
            "average": 1133.659511,
            "count": 50538720,
            "maximum": 1407.393629,
            "minimum": 717.8136286,
            "name": "Z",
            "position": 2,
            "stddev": 135.3540681,
            "variance": 18320.72376
          },
          {
            "average": 556.2059899,
            "count": 50538720,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 422.5581808,
            "variance": 178555.4161
          },
          {
            "average": 1.653551673,
            "count": 50538720,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8606356994,
            "variance": 0.7406938072
          },
          {
            "average": 2.30710483,
            "count": 50538720,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.068404718,
            "variance": 1.141488641
          },
          {
            "average": 0.4971637192,
            "count": 50538720,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999919604,
            "variance": 0.2499919605
          },
          {
            "average": 0.0002565755524,
            "count": 50538720,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01601592103,
            "variance": 0.0002565097264
          },
          {
            "average": 1.232253369,
            "count": 50538720,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4856237404,
            "variance": 0.2358304172
          },
          {
            "average": 1.039627603,
            "count": 50538720,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.00034391,
            "variance": 144.008254
          },
          {
            "average": 0,
            "count": 50538720,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.51481452,
            "count": 50538720,
            "maximum": 89,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.237371475,
            "variance": 5.005831119
          },
          {
            "average": 216088846.5,
            "count": 50538720,
            "maximum": 216090943.4,
            "minimum": 216085438.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1348.336476,
            "variance": 1818011.253
          },
          {
            "average": 0,
            "count": 50538720,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50538720,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50538720,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50538720,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50538720,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711431.8902,
          5393967.623,
          717.8136286,
          712988.8302,
          5395526.383,
          1407.393629
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711431.8901870236,
                5393967.622901513,
                717.813628599104
              ],
              [
                711431.8901870236,
                5395526.382901513,
                717.813628599104
              ],
              [
                712988.8301870235,
                5395526.382901513,
                1407.393628599104
              ],
              [
                712988.8301870235,
                5393967.622901513,
                1407.393628599104
              ],
              [
                711431.8901870236,
                5393967.622901513,
                717.813628599104
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:02:23+00:00",
        "end_time": "2018-07-20T01:30:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1284892,
            48.66241527,
            717.8136286,
            -120.1065696,
            48.67694922,
            1407.393629
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1284892264974,
                  48.6629440441456,
                  717.813628599104
                ],
                [
                  -120.12769267169224,
                  48.67694922370032,
                  717.813628599104
                ],
                [
                  -120.10656964177251,
                  48.676420188794786,
                  1407.393628599104
                ],
                [
                  -120.10737203461358,
                  48.662415268217934,
                  1407.393628599104
                ],
                [
                  -120.1284892264974,
                  48.6629440441456,
                  717.813628599104
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:02:23Z",
            "pc:count": 50538720,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712241.1126,
                "count": 50538720,
                "maximum": 712988.8302,
                "minimum": 711431.8902,
                "name": "X",
                "position": 0,
                "stddev": 416.9410503,
                "variance": 173839.8394
              },
              {
                "average": 5394725.246,
                "count": 50538720,
                "maximum": 5395526.383,
                "minimum": 5393967.623,
                "name": "Y",
                "position": 1,
                "stddev": 426.4473107,
                "variance": 181857.3088
              },
              {
                "average": 1133.659511,
                "count": 50538720,
                "maximum": 1407.393629,
                "minimum": 717.8136286,
                "name": "Z",
                "position": 2,
                "stddev": 135.3540681,
                "variance": 18320.72376
              },
              {
                "average": 556.2059899,
                "count": 50538720,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 422.5581808,
                "variance": 178555.4161
              },
              {
                "average": 1.653551673,
                "count": 50538720,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8606356994,
                "variance": 0.7406938072
              },
              {
                "average": 2.30710483,
                "count": 50538720,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.068404718,
                "variance": 1.141488641
              },
              {
                "average": 0.4971637192,
                "count": 50538720,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999919604,
                "variance": 0.2499919605
              },
              {
                "average": 0.0002565755524,
                "count": 50538720,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01601592103,
                "variance": 0.0002565097264
              },
              {
                "average": 1.232253369,
                "count": 50538720,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4856237404,
                "variance": 0.2358304172
              },
              {
                "average": 1.039627603,
                "count": 50538720,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.00034391,
                "variance": 144.008254
              },
              {
                "average": 0,
                "count": 50538720,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.51481452,
                "count": 50538720,
                "maximum": 89,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.237371475,
                "variance": 5.005831119
              },
              {
                "average": 216088846.5,
                "count": 50538720,
                "maximum": 216090943.4,
                "minimum": 216085438.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1348.336476,
                "variance": 1818011.253
              },
              {
                "average": 0,
                "count": 50538720,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50538720,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50538720,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50538720,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50538720,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711431.8902,
              5393967.623,
              717.8136286,
              712988.8302,
              5395526.383,
              1407.393629
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711431.8901870236,
                    5393967.622901513,
                    717.813628599104
                  ],
                  [
                    711431.8901870236,
                    5395526.382901513,
                    717.813628599104
                  ],
                  [
                    712988.8301870235,
                    5395526.382901513,
                    1407.393628599104
                  ],
                  [
                    712988.8301870235,
                    5393967.622901513,
                    1407.393628599104
                  ],
                  [
                    711431.8901870236,
                    5393967.622901513,
                    717.813628599104
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:02:23+00:00",
            "end_time": "2018-07-20T01:30:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02638418774244,
              48.67649716282963,
              1777.537958278841
            ],
            [
              -120.02559844003517,
              48.68983100889235,
              1777.537958278841
            ],
            [
              -120.0048320806465,
              48.68929251940891,
              2055.657958278841
            ],
            [
              -120.00562329427783,
              48.67595892433451,
              2055.657958278841
            ],
            [
              -120.02638418774244,
              48.67649716282963,
              1777.537958278841
            ]
          ]
        ]
      },
      "bbox": [
        -120.0263842,
        48.67595892,
        1777.537958,
        -120.0048321,
        48.68983101,
        2055.657958
      ],
      "properties": {
        "datetime": "2018-07-19T19:10:56Z",
        "pc:count": 22669334,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719697.6618,
            "count": 22669334,
            "maximum": 720420.7757,
            "minimum": 718890.3757,
            "name": "X",
            "position": 0,
            "stddev": 392.1327875,
            "variance": 153768.123
          },
          {
            "average": 5396384.097,
            "count": 22669334,
            "maximum": 5397246.248,
            "minimum": 5395762.068,
            "name": "Y",
            "position": 1,
            "stddev": 368.006249,
            "variance": 135428.5993
          },
          {
            "average": 1939.992414,
            "count": 22669334,
            "maximum": 2055.657958,
            "minimum": 1777.537958,
            "name": "Z",
            "position": 2,
            "stddev": 59.59224939,
            "variance": 3551.236187
          },
          {
            "average": 2328.186767,
            "count": 22669334,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 918.5586299,
            "variance": 843749.9566
          },
          {
            "average": 1.149770699,
            "count": 22669334,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4438750266,
            "variance": 0.1970250392
          },
          {
            "average": 1.29959548,
            "count": 22669334,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6472986799,
            "variance": 0.418995581
          },
          {
            "average": 0.4978886014,
            "count": 22669334,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499995553,
            "variance": 0.249995553
          },
          {
            "average": 0.0002607928402,
            "count": 22669334,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01614697615,
            "variance": 0.0002607248388
          },
          {
            "average": 1.535038612,
            "count": 22669334,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5264500683,
            "variance": 0.2771496744
          },
          {
            "average": -2.835089354,
            "count": 22669334,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.62632269,
            "variance": 185.67667
          },
          {
            "average": 0,
            "count": 22669334,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.33763846,
            "count": 22669334,
            "maximum": 40,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.014117694,
            "variance": 4.056670087
          },
          {
            "average": 216060687.2,
            "count": 22669334,
            "maximum": 216062656.6,
            "minimum": 216058913.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1053.880551,
            "variance": 1110664.215
          },
          {
            "average": 0,
            "count": 22669334,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22669334,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22669334,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22669334,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 22669334,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718890.3757,
          5395762.068,
          1777.537958,
          720420.7757,
          5397246.248,
          2055.657958
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718890.3757321185,
                5395762.067533921,
                1777.537958278841
              ],
              [
                718890.3757321185,
                5397246.247533921,
                1777.537958278841
              ],
              [
                720420.7757321184,
                5397246.247533921,
                2055.657958278841
              ],
              [
                720420.7757321184,
                5395762.067533921,
                2055.657958278841
              ],
              [
                718890.3757321185,
                5395762.067533921,
                1777.537958278841
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:10:56+00:00",
        "end_time": "2018-07-19T18:08:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0263842,
            48.67595892,
            1777.537958,
            -120.0048321,
            48.68983101,
            2055.657958
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02638418774244,
                  48.67649716282963,
                  1777.537958278841
                ],
                [
                  -120.02559844003517,
                  48.68983100889235,
                  1777.537958278841
                ],
                [
                  -120.0048320806465,
                  48.68929251940891,
                  2055.657958278841
                ],
                [
                  -120.00562329427783,
                  48.67595892433451,
                  2055.657958278841
                ],
                [
                  -120.02638418774244,
                  48.67649716282963,
                  1777.537958278841
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:10:56Z",
            "pc:count": 22669334,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719697.6618,
                "count": 22669334,
                "maximum": 720420.7757,
                "minimum": 718890.3757,
                "name": "X",
                "position": 0,
                "stddev": 392.1327875,
                "variance": 153768.123
              },
              {
                "average": 5396384.097,
                "count": 22669334,
                "maximum": 5397246.248,
                "minimum": 5395762.068,
                "name": "Y",
                "position": 1,
                "stddev": 368.006249,
                "variance": 135428.5993
              },
              {
                "average": 1939.992414,
                "count": 22669334,
                "maximum": 2055.657958,
                "minimum": 1777.537958,
                "name": "Z",
                "position": 2,
                "stddev": 59.59224939,
                "variance": 3551.236187
              },
              {
                "average": 2328.186767,
                "count": 22669334,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 918.5586299,
                "variance": 843749.9566
              },
              {
                "average": 1.149770699,
                "count": 22669334,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4438750266,
                "variance": 0.1970250392
              },
              {
                "average": 1.29959548,
                "count": 22669334,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6472986799,
                "variance": 0.418995581
              },
              {
                "average": 0.4978886014,
                "count": 22669334,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499995553,
                "variance": 0.249995553
              },
              {
                "average": 0.0002607928402,
                "count": 22669334,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01614697615,
                "variance": 0.0002607248388
              },
              {
                "average": 1.535038612,
                "count": 22669334,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5264500683,
                "variance": 0.2771496744
              },
              {
                "average": -2.835089354,
                "count": 22669334,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.62632269,
                "variance": 185.67667
              },
              {
                "average": 0,
                "count": 22669334,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.33763846,
                "count": 22669334,
                "maximum": 40,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.014117694,
                "variance": 4.056670087
              },
              {
                "average": 216060687.2,
                "count": 22669334,
                "maximum": 216062656.6,
                "minimum": 216058913.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1053.880551,
                "variance": 1110664.215
              },
              {
                "average": 0,
                "count": 22669334,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22669334,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22669334,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22669334,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 22669334,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718890.3757,
              5395762.068,
              1777.537958,
              720420.7757,
              5397246.248,
              2055.657958
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718890.3757321185,
                    5395762.067533921,
                    1777.537958278841
                  ],
                  [
                    718890.3757321185,
                    5397246.247533921,
                    1777.537958278841
                  ],
                  [
                    720420.7757321184,
                    5397246.247533921,
                    2055.657958278841
                  ],
                  [
                    720420.7757321184,
                    5395762.067533921,
                    2055.657958278841
                  ],
                  [
                    718890.3757321185,
                    5395762.067533921,
                    1777.537958278841
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:10:56+00:00",
            "end_time": "2018-07-19T18:08:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06704527933825,
              48.352602433757966,
              562.649898580321
            ],
            [
              -120.066240895594,
              48.36660096028073,
              562.649898580321
            ],
            [
              -120.04524334623376,
              48.36606311106289,
              810.2098985803209
            ],
            [
              -120.04605346677882,
              48.35206484735194,
              810.2098985803209
            ],
            [
              -120.06704527933825,
              48.352602433757966,
              562.649898580321
            ]
          ]
        ]
      },
      "bbox": [
        -120.0670453,
        48.35206485,
        562.6498986,
        -120.0452433,
        48.36660096,
        810.2098986
      ],
      "properties": {
        "datetime": "2018-07-20T00:20:19Z",
        "pc:count": 33910938,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718052.8964,
            "count": 33910938,
            "maximum": 718836.4788,
            "minimum": 717279.2188,
            "name": "X",
            "position": 0,
            "stddev": 428.2048226,
            "variance": 183359.3701
          },
          {
            "average": 5360413.523,
            "count": 33910938,
            "maximum": 5361207.089,
            "minimum": 5359649.069,
            "name": "Y",
            "position": 1,
            "stddev": 440.9541009,
            "variance": 194440.5191
          },
          {
            "average": 690.1108457,
            "count": 33910938,
            "maximum": 810.2098986,
            "minimum": 562.6498986,
            "name": "Z",
            "position": 2,
            "stddev": 54.05525859,
            "variance": 2921.970981
          },
          {
            "average": 1360.733936,
            "count": 33910938,
            "maximum": 4095,
            "minimum": 104,
            "name": "Intensity",
            "position": 3,
            "stddev": 217.9981773,
            "variance": 47523.2053
          },
          {
            "average": 1.00133538,
            "count": 33910938,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03847128241,
            "variance": 0.001480039571
          },
          {
            "average": 1.002669316,
            "count": 33910938,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.05568862499,
            "variance": 0.003101222954
          },
          {
            "average": 0.4950198075,
            "count": 33910938,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999752044,
            "variance": 0.2499752051
          },
          {
            "average": 0.0002641035763,
            "count": 33910938,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01624911793,
            "variance": 0.0002640338333
          },
          {
            "average": 1.660252807,
            "count": 33910938,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4885316246,
            "variance": 0.2386631483
          },
          {
            "average": 1.789551928,
            "count": 33910938,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.663691116,
            "variance": 75.05954376
          },
          {
            "average": 0,
            "count": 33910938,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.03624822,
            "count": 33910938,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.313389199,
            "variance": 53.48566158
          },
          {
            "average": 216077798.3,
            "count": 33910938,
            "maximum": 216081219.2,
            "minimum": 216064052.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4172.92341,
            "variance": 17413289.78
          },
          {
            "average": 0,
            "count": 33910938,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33910938,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33910938,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33910938,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33910938,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717279.2188,
          5359649.069,
          562.6498986,
          718836.4788,
          5361207.089,
          810.2098986
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717279.2187858421,
                5359649.068501491,
                562.649898580321
              ],
              [
                717279.2187858421,
                5361207.088501491,
                562.649898580321
              ],
              [
                718836.4787858421,
                5361207.088501491,
                810.2098985803209
              ],
              [
                718836.4787858421,
                5359649.068501491,
                810.2098985803209
              ],
              [
                717279.2187858421,
                5359649.068501491,
                562.649898580321
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:20:19+00:00",
        "end_time": "2018-07-19T19:34:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0670453,
            48.35206485,
            562.6498986,
            -120.0452433,
            48.36660096,
            810.2098986
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06704527933825,
                  48.352602433757966,
                  562.649898580321
                ],
                [
                  -120.066240895594,
                  48.36660096028073,
                  562.649898580321
                ],
                [
                  -120.04524334623376,
                  48.36606311106289,
                  810.2098985803209
                ],
                [
                  -120.04605346677882,
                  48.35206484735194,
                  810.2098985803209
                ],
                [
                  -120.06704527933825,
                  48.352602433757966,
                  562.649898580321
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:20:19Z",
            "pc:count": 33910938,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718052.8964,
                "count": 33910938,
                "maximum": 718836.4788,
                "minimum": 717279.2188,
                "name": "X",
                "position": 0,
                "stddev": 428.2048226,
                "variance": 183359.3701
              },
              {
                "average": 5360413.523,
                "count": 33910938,
                "maximum": 5361207.089,
                "minimum": 5359649.069,
                "name": "Y",
                "position": 1,
                "stddev": 440.9541009,
                "variance": 194440.5191
              },
              {
                "average": 690.1108457,
                "count": 33910938,
                "maximum": 810.2098986,
                "minimum": 562.6498986,
                "name": "Z",
                "position": 2,
                "stddev": 54.05525859,
                "variance": 2921.970981
              },
              {
                "average": 1360.733936,
                "count": 33910938,
                "maximum": 4095,
                "minimum": 104,
                "name": "Intensity",
                "position": 3,
                "stddev": 217.9981773,
                "variance": 47523.2053
              },
              {
                "average": 1.00133538,
                "count": 33910938,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03847128241,
                "variance": 0.001480039571
              },
              {
                "average": 1.002669316,
                "count": 33910938,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.05568862499,
                "variance": 0.003101222954
              },
              {
                "average": 0.4950198075,
                "count": 33910938,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999752044,
                "variance": 0.2499752051
              },
              {
                "average": 0.0002641035763,
                "count": 33910938,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01624911793,
                "variance": 0.0002640338333
              },
              {
                "average": 1.660252807,
                "count": 33910938,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4885316246,
                "variance": 0.2386631483
              },
              {
                "average": 1.789551928,
                "count": 33910938,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.663691116,
                "variance": 75.05954376
              },
              {
                "average": 0,
                "count": 33910938,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.03624822,
                "count": 33910938,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.313389199,
                "variance": 53.48566158
              },
              {
                "average": 216077798.3,
                "count": 33910938,
                "maximum": 216081219.2,
                "minimum": 216064052.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4172.92341,
                "variance": 17413289.78
              },
              {
                "average": 0,
                "count": 33910938,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33910938,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33910938,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33910938,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33910938,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717279.2188,
              5359649.069,
              562.6498986,
              718836.4788,
              5361207.089,
              810.2098986
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717279.2187858421,
                    5359649.068501491,
                    562.649898580321
                  ],
                  [
                    717279.2187858421,
                    5361207.088501491,
                    562.649898580321
                  ],
                  [
                    718836.4787858421,
                    5361207.088501491,
                    810.2098985803209
                  ],
                  [
                    718836.4787858421,
                    5359649.068501491,
                    810.2098985803209
                  ],
                  [
                    717279.2187858421,
                    5359649.068501491,
                    562.649898580321
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:20:19+00:00",
            "end_time": "2018-07-19T19:34:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02627819647498,
              48.3169803929345,
              755.9700396752008
            ],
            [
              -120.02575708716039,
              48.32593708977383,
              755.9700396752008
            ],
            [
              -120.01281566270302,
              48.325601427758265,
              1030.770039675201
            ],
            [
              -120.0133390312471,
              48.31664483585466,
              1030.770039675201
            ],
            [
              -120.02627819647498,
              48.3169803929345,
              755.9700396752008
            ]
          ]
        ]
      },
      "bbox": [
        -120.0262782,
        48.31664484,
        755.9700397,
        -120.0128157,
        48.32593709,
        1030.77004
      ],
      "properties": {
        "datetime": "2018-07-19T19:25:38Z",
        "pc:count": 8470441,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720875.8089,
            "count": 8470441,
            "maximum": 721413.2265,
            "minimum": 720452.6465,
            "name": "X",
            "position": 0,
            "stddev": 257.7924089,
            "variance": 66456.92609
          },
          {
            "average": 5356378.893,
            "count": 8470441,
            "maximum": 5356803.529,
            "minimum": 5355806.629,
            "name": "Y",
            "position": 1,
            "stddev": 245.7610818,
            "variance": 60398.50932
          },
          {
            "average": 891.0364449,
            "count": 8470441,
            "maximum": 1030.77004,
            "minimum": 755.9700397,
            "name": "Z",
            "position": 2,
            "stddev": 66.59134023,
            "variance": 4434.406594
          },
          {
            "average": 1230.980127,
            "count": 8470441,
            "maximum": 2273,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 168.1424578,
            "variance": 28271.88613
          },
          {
            "average": 1.007157361,
            "count": 8470441,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.09490075295,
            "variance": 0.009006152911
          },
          {
            "average": 1.014319916,
            "count": 8470441,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1407889434,
            "variance": 0.01982152657
          },
          {
            "average": 0.4975137658,
            "count": 8470441,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999938481,
            "variance": 0.2499938482
          },
          {
            "average": 0.0002529974531,
            "count": 8470441,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0159038824,
            "variance": 0.0002529334753
          },
          {
            "average": 1.686282686,
            "count": 8470441,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5027555987,
            "variance": 0.252763192
          },
          {
            "average": -1.303435017,
            "count": 8470441,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.883933871,
            "variance": 78.92428103
          },
          {
            "average": 0,
            "count": 8470441,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 37.94659865,
            "count": 8470441,
            "maximum": 42,
            "minimum": 35,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.75411932,
            "variance": 3.076934587
          },
          {
            "average": 216061552.8,
            "count": 8470441,
            "maximum": 216063538.1,
            "minimum": 216060040.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 867.2896326,
            "variance": 752191.3069
          },
          {
            "average": 0,
            "count": 8470441,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8470441,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8470441,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8470441,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8470441,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720452.6465,
          5355806.629,
          755.9700397,
          721413.2265,
          5356803.529,
          1030.77004
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720452.6464667426,
                5355806.62887339,
                755.9700396752008
              ],
              [
                720452.6464667426,
                5356803.5288733905,
                755.9700396752008
              ],
              [
                721413.2264667427,
                5356803.5288733905,
                1030.770039675201
              ],
              [
                721413.2264667427,
                5355806.62887339,
                1030.770039675201
              ],
              [
                720452.6464667426,
                5355806.62887339,
                755.9700396752008
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:25:38+00:00",
        "end_time": "2018-07-19T18:27:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0262782,
            48.31664484,
            755.9700397,
            -120.0128157,
            48.32593709,
            1030.77004
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02627819647498,
                  48.3169803929345,
                  755.9700396752008
                ],
                [
                  -120.02575708716039,
                  48.32593708977383,
                  755.9700396752008
                ],
                [
                  -120.01281566270302,
                  48.325601427758265,
                  1030.770039675201
                ],
                [
                  -120.0133390312471,
                  48.31664483585466,
                  1030.770039675201
                ],
                [
                  -120.02627819647498,
                  48.3169803929345,
                  755.9700396752008
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:25:38Z",
            "pc:count": 8470441,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720875.8089,
                "count": 8470441,
                "maximum": 721413.2265,
                "minimum": 720452.6465,
                "name": "X",
                "position": 0,
                "stddev": 257.7924089,
                "variance": 66456.92609
              },
              {
                "average": 5356378.893,
                "count": 8470441,
                "maximum": 5356803.529,
                "minimum": 5355806.629,
                "name": "Y",
                "position": 1,
                "stddev": 245.7610818,
                "variance": 60398.50932
              },
              {
                "average": 891.0364449,
                "count": 8470441,
                "maximum": 1030.77004,
                "minimum": 755.9700397,
                "name": "Z",
                "position": 2,
                "stddev": 66.59134023,
                "variance": 4434.406594
              },
              {
                "average": 1230.980127,
                "count": 8470441,
                "maximum": 2273,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 168.1424578,
                "variance": 28271.88613
              },
              {
                "average": 1.007157361,
                "count": 8470441,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.09490075295,
                "variance": 0.009006152911
              },
              {
                "average": 1.014319916,
                "count": 8470441,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1407889434,
                "variance": 0.01982152657
              },
              {
                "average": 0.4975137658,
                "count": 8470441,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999938481,
                "variance": 0.2499938482
              },
              {
                "average": 0.0002529974531,
                "count": 8470441,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0159038824,
                "variance": 0.0002529334753
              },
              {
                "average": 1.686282686,
                "count": 8470441,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5027555987,
                "variance": 0.252763192
              },
              {
                "average": -1.303435017,
                "count": 8470441,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.883933871,
                "variance": 78.92428103
              },
              {
                "average": 0,
                "count": 8470441,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 37.94659865,
                "count": 8470441,
                "maximum": 42,
                "minimum": 35,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.75411932,
                "variance": 3.076934587
              },
              {
                "average": 216061552.8,
                "count": 8470441,
                "maximum": 216063538.1,
                "minimum": 216060040.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 867.2896326,
                "variance": 752191.3069
              },
              {
                "average": 0,
                "count": 8470441,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8470441,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8470441,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8470441,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8470441,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720452.6465,
              5355806.629,
              755.9700397,
              721413.2265,
              5356803.529,
              1030.77004
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720452.6464667426,
                    5355806.62887339,
                    755.9700396752008
                  ],
                  [
                    720452.6464667426,
                    5356803.5288733905,
                    755.9700396752008
                  ],
                  [
                    721413.2264667427,
                    5356803.5288733905,
                    1030.770039675201
                  ],
                  [
                    721413.2264667427,
                    5355806.62887339,
                    1030.770039675201
                  ],
                  [
                    720452.6464667426,
                    5355806.62887339,
                    755.9700396752008
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:25:38+00:00",
            "end_time": "2018-07-19T18:27:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04644992649901,
              48.4958598784795,
              1821.2503819635074
            ],
            [
              -120.04614311834251,
              48.50113643784815,
              1821.2503819635074
            ],
            [
              -120.04202219272754,
              48.50103052385723,
              1898.7903819635073
            ],
            [
              -120.0423294273912,
              48.49575398401094,
              1898.7903819635073
            ],
            [
              -120.04644992649901,
              48.4958598784795,
              1821.2503819635074
            ]
          ]
        ]
      },
      "bbox": [
        -120.0464499,
        48.49575398,
        1821.250382,
        -120.0420222,
        48.50113644,
        1898.790382
      ],
      "properties": {
        "datetime": "2018-07-19T23:19:02Z",
        "pc:count": 1136638,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718300.1258,
            "count": 1136638,
            "maximum": 718495.1167,
            "minimum": 718190.2967,
            "name": "X",
            "position": 0,
            "stddev": 69.24881683,
            "variance": 4795.398633
          },
          {
            "average": 5375987.803,
            "count": 1136638,
            "maximum": 5376216.122,
            "minimum": 5375628.822,
            "name": "Y",
            "position": 1,
            "stddev": 142.0125006,
            "variance": 20167.55032
          },
          {
            "average": 1852.855146,
            "count": 1136638,
            "maximum": 1898.790382,
            "minimum": 1821.250382,
            "name": "Z",
            "position": 2,
            "stddev": 12.55825116,
            "variance": 157.7096722
          },
          {
            "average": 1720.013916,
            "count": 1136638,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 989.537492,
            "variance": 979184.4481
          },
          {
            "average": 1.131147296,
            "count": 1136638,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4149109079,
            "variance": 0.1721510615
          },
          {
            "average": 1.263070564,
            "count": 1136638,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6076482088,
            "variance": 0.3692363456
          },
          {
            "average": 0.5037883653,
            "count": 1136638,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499985868,
            "variance": 0.2499858682
          },
          {
            "average": 0,
            "count": 1136638,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.545112868,
            "count": 1136638,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5244724269,
            "variance": 0.2750713266
          },
          {
            "average": -1.126795929,
            "count": 1136638,
            "maximum": 15,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.04241002,
            "variance": 121.9348191
          },
          {
            "average": 0,
            "count": 1136638,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 55.09042017,
            "count": 1136638,
            "maximum": 66,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 11.4848387,
            "variance": 131.9015201
          },
          {
            "average": 216071259.7,
            "count": 1136638,
            "maximum": 216077542.1,
            "minimum": 216064296.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6609.661441,
            "variance": 43687624.37
          },
          {
            "average": 0,
            "count": 1136638,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1136638,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1136638,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1136638,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1136638,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718190.2967,
          5375628.822,
          1821.250382,
          718495.1167,
          5376216.122,
          1898.790382
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718190.2967101912,
                5375628.821771337,
                1821.2503819635074
              ],
              [
                718190.2967101912,
                5376216.121771337,
                1821.2503819635074
              ],
              [
                718495.1167101912,
                5376216.121771337,
                1898.7903819635073
              ],
              [
                718495.1167101912,
                5375628.821771337,
                1898.7903819635073
              ],
              [
                718190.2967101912,
                5375628.821771337,
                1821.2503819635074
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:19:02+00:00",
        "end_time": "2018-07-19T19:38:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0464499,
            48.49575398,
            1821.250382,
            -120.0420222,
            48.50113644,
            1898.790382
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04644992649901,
                  48.4958598784795,
                  1821.2503819635074
                ],
                [
                  -120.04614311834251,
                  48.50113643784815,
                  1821.2503819635074
                ],
                [
                  -120.04202219272754,
                  48.50103052385723,
                  1898.7903819635073
                ],
                [
                  -120.0423294273912,
                  48.49575398401094,
                  1898.7903819635073
                ],
                [
                  -120.04644992649901,
                  48.4958598784795,
                  1821.2503819635074
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:19:02Z",
            "pc:count": 1136638,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718300.1258,
                "count": 1136638,
                "maximum": 718495.1167,
                "minimum": 718190.2967,
                "name": "X",
                "position": 0,
                "stddev": 69.24881683,
                "variance": 4795.398633
              },
              {
                "average": 5375987.803,
                "count": 1136638,
                "maximum": 5376216.122,
                "minimum": 5375628.822,
                "name": "Y",
                "position": 1,
                "stddev": 142.0125006,
                "variance": 20167.55032
              },
              {
                "average": 1852.855146,
                "count": 1136638,
                "maximum": 1898.790382,
                "minimum": 1821.250382,
                "name": "Z",
                "position": 2,
                "stddev": 12.55825116,
                "variance": 157.7096722
              },
              {
                "average": 1720.013916,
                "count": 1136638,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 989.537492,
                "variance": 979184.4481
              },
              {
                "average": 1.131147296,
                "count": 1136638,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4149109079,
                "variance": 0.1721510615
              },
              {
                "average": 1.263070564,
                "count": 1136638,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6076482088,
                "variance": 0.3692363456
              },
              {
                "average": 0.5037883653,
                "count": 1136638,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499985868,
                "variance": 0.2499858682
              },
              {
                "average": 0,
                "count": 1136638,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.545112868,
                "count": 1136638,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5244724269,
                "variance": 0.2750713266
              },
              {
                "average": -1.126795929,
                "count": 1136638,
                "maximum": 15,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.04241002,
                "variance": 121.9348191
              },
              {
                "average": 0,
                "count": 1136638,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 55.09042017,
                "count": 1136638,
                "maximum": 66,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 11.4848387,
                "variance": 131.9015201
              },
              {
                "average": 216071259.7,
                "count": 1136638,
                "maximum": 216077542.1,
                "minimum": 216064296.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6609.661441,
                "variance": 43687624.37
              },
              {
                "average": 0,
                "count": 1136638,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1136638,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1136638,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1136638,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1136638,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718190.2967,
              5375628.822,
              1821.250382,
              718495.1167,
              5376216.122,
              1898.790382
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718190.2967101912,
                    5375628.821771337,
                    1821.2503819635074
                  ],
                  [
                    718190.2967101912,
                    5376216.121771337,
                    1821.2503819635074
                  ],
                  [
                    718495.1167101912,
                    5376216.121771337,
                    1898.7903819635073
                  ],
                  [
                    718495.1167101912,
                    5375628.821771337,
                    1898.7903819635073
                  ],
                  [
                    718190.2967101912,
                    5375628.821771337,
                    1821.2503819635074
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:19:02+00:00",
            "end_time": "2018-07-19T19:38:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12800108353711,
              48.460506456169384,
              668.6036746666749
            ],
            [
              -120.1272103328772,
              48.474506912936825,
              668.6036746666749
            ],
            [
              -120.10617012558248,
              48.47397939170405,
              1084.763674666675
            ],
            [
              -120.10696664804013,
              48.45997919285519,
              1084.763674666675
            ],
            [
              -120.12800108353711,
              48.460506456169384,
              668.6036746666749
            ]
          ]
        ]
      },
      "bbox": [
        -120.1280011,
        48.45997919,
        668.6036747,
        -120.1061701,
        48.47450691,
        1084.763675
      ],
      "properties": {
        "datetime": "2018-07-20T03:08:29Z",
        "pc:count": 31142746,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713126.374,
            "count": 31142746,
            "maximum": 713871.0358,
            "minimum": 712313.9958,
            "name": "X",
            "position": 0,
            "stddev": 400.516394,
            "variance": 160413.3819
          },
          {
            "average": 5372271.065,
            "count": 31142746,
            "maximum": 5373028.339,
            "minimum": 5371470.159,
            "name": "Y",
            "position": 1,
            "stddev": 427.3754931,
            "variance": 182649.8121
          },
          {
            "average": 788.7773001,
            "count": 31142746,
            "maximum": 1084.763675,
            "minimum": 668.6036747,
            "name": "Z",
            "position": 2,
            "stddev": 73.96240168,
            "variance": 5470.436862
          },
          {
            "average": 1085.316198,
            "count": 31142746,
            "maximum": 4095,
            "minimum": 60,
            "name": "Intensity",
            "position": 3,
            "stddev": 395.0293716,
            "variance": 156048.2044
          },
          {
            "average": 1.094856439,
            "count": 31142746,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3615658822,
            "variance": 0.1307298872
          },
          {
            "average": 1.189749485,
            "count": 31142746,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5370381884,
            "variance": 0.2884100158
          },
          {
            "average": 0.4973579401,
            "count": 31142746,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930275,
            "variance": 0.2499930275
          },
          {
            "average": 0.0002130512191,
            "count": 31142746,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01459471942,
            "variance": 0.0002130058351
          },
          {
            "average": 1.55722864,
            "count": 31142746,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5342915509,
            "variance": 0.2854674614
          },
          {
            "average": 0.8419119895,
            "count": 31142746,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.905692632,
            "variance": 98.12274652
          },
          {
            "average": 0,
            "count": 31142746,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.46212007,
            "count": 31142746,
            "maximum": 90,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.062255111,
            "variance": 4.252896144
          },
          {
            "average": 216088889,
            "count": 31142746,
            "maximum": 216091309,
            "minimum": 216086982.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1257.929925,
            "variance": 1582387.696
          },
          {
            "average": 0,
            "count": 31142746,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31142746,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31142746,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31142746,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31142746,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712313.9958,
          5371470.159,
          668.6036747,
          713871.0358,
          5373028.339,
          1084.763675
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712313.9958139205,
                5371470.1585931685,
                668.6036746666749
              ],
              [
                712313.9958139205,
                5373028.338593168,
                668.6036746666749
              ],
              [
                713871.0358139205,
                5373028.338593168,
                1084.763674666675
              ],
              [
                713871.0358139205,
                5371470.1585931685,
                1084.763674666675
              ],
              [
                712313.9958139205,
                5371470.1585931685,
                668.6036746666749
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:08:29+00:00",
        "end_time": "2018-07-20T01:56:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1280011,
            48.45997919,
            668.6036747,
            -120.1061701,
            48.47450691,
            1084.763675
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12800108353711,
                  48.460506456169384,
                  668.6036746666749
                ],
                [
                  -120.1272103328772,
                  48.474506912936825,
                  668.6036746666749
                ],
                [
                  -120.10617012558248,
                  48.47397939170405,
                  1084.763674666675
                ],
                [
                  -120.10696664804013,
                  48.45997919285519,
                  1084.763674666675
                ],
                [
                  -120.12800108353711,
                  48.460506456169384,
                  668.6036746666749
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:08:29Z",
            "pc:count": 31142746,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713126.374,
                "count": 31142746,
                "maximum": 713871.0358,
                "minimum": 712313.9958,
                "name": "X",
                "position": 0,
                "stddev": 400.516394,
                "variance": 160413.3819
              },
              {
                "average": 5372271.065,
                "count": 31142746,
                "maximum": 5373028.339,
                "minimum": 5371470.159,
                "name": "Y",
                "position": 1,
                "stddev": 427.3754931,
                "variance": 182649.8121
              },
              {
                "average": 788.7773001,
                "count": 31142746,
                "maximum": 1084.763675,
                "minimum": 668.6036747,
                "name": "Z",
                "position": 2,
                "stddev": 73.96240168,
                "variance": 5470.436862
              },
              {
                "average": 1085.316198,
                "count": 31142746,
                "maximum": 4095,
                "minimum": 60,
                "name": "Intensity",
                "position": 3,
                "stddev": 395.0293716,
                "variance": 156048.2044
              },
              {
                "average": 1.094856439,
                "count": 31142746,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3615658822,
                "variance": 0.1307298872
              },
              {
                "average": 1.189749485,
                "count": 31142746,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5370381884,
                "variance": 0.2884100158
              },
              {
                "average": 0.4973579401,
                "count": 31142746,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930275,
                "variance": 0.2499930275
              },
              {
                "average": 0.0002130512191,
                "count": 31142746,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01459471942,
                "variance": 0.0002130058351
              },
              {
                "average": 1.55722864,
                "count": 31142746,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5342915509,
                "variance": 0.2854674614
              },
              {
                "average": 0.8419119895,
                "count": 31142746,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.905692632,
                "variance": 98.12274652
              },
              {
                "average": 0,
                "count": 31142746,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.46212007,
                "count": 31142746,
                "maximum": 90,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.062255111,
                "variance": 4.252896144
              },
              {
                "average": 216088889,
                "count": 31142746,
                "maximum": 216091309,
                "minimum": 216086982.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1257.929925,
                "variance": 1582387.696
              },
              {
                "average": 0,
                "count": 31142746,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31142746,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31142746,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31142746,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31142746,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712313.9958,
              5371470.159,
              668.6036747,
              713871.0358,
              5373028.339,
              1084.763675
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712313.9958139205,
                    5371470.1585931685,
                    668.6036746666749
                  ],
                  [
                    712313.9958139205,
                    5373028.338593168,
                    668.6036746666749
                  ],
                  [
                    713871.0358139205,
                    5373028.338593168,
                    1084.763674666675
                  ],
                  [
                    713871.0358139205,
                    5371470.1585931685,
                    1084.763674666675
                  ],
                  [
                    712313.9958139205,
                    5371470.1585931685,
                    668.6036746666749
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:08:29+00:00",
            "end_time": "2018-07-20T01:56:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10781008118111,
              48.501012047677456,
              964.165832292784
            ],
            [
              -120.10701256070746,
              48.515013594296505,
              964.165832292784
            ],
            [
              -120.08595623357645,
              48.51448205758474,
              1400.745832292784
            ],
            [
              -120.0867595387724,
              48.5004807709133,
              1400.745832292784
            ],
            [
              -120.10781008118111,
              48.501012047677456,
              964.165832292784
            ]
          ]
        ]
      },
      "bbox": [
        -120.1078101,
        48.50048077,
        964.1658323,
        -120.0859562,
        48.51501359,
        1400.745832
      ],
      "properties": {
        "datetime": "2018-07-20T02:18:05Z",
        "pc:count": 49341780,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714392.0979,
            "count": 49341780,
            "maximum": 715193.2081,
            "minimum": 713636.1881,
            "name": "X",
            "position": 0,
            "stddev": 437.023537,
            "variance": 190989.5719
          },
          {
            "average": 5376796.775,
            "count": 49341780,
            "maximum": 5377586.454,
            "minimum": 5376028.114,
            "name": "Y",
            "position": 1,
            "stddev": 450.7197127,
            "variance": 203148.2594
          },
          {
            "average": 1159.280888,
            "count": 49341780,
            "maximum": 1400.745832,
            "minimum": 964.1658323,
            "name": "Z",
            "position": 2,
            "stddev": 99.21477136,
            "variance": 9843.570855
          },
          {
            "average": 770.11363,
            "count": 49341780,
            "maximum": 4095,
            "minimum": 30,
            "name": "Intensity",
            "position": 3,
            "stddev": 484.3907575,
            "variance": 234634.406
          },
          {
            "average": 1.430534488,
            "count": 49341780,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7425638847,
            "variance": 0.5514011229
          },
          {
            "average": 1.860888724,
            "count": 49341780,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.018871823,
            "variance": 1.038099791
          },
          {
            "average": 0.4963389849,
            "count": 49341780,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999866019,
            "variance": 0.249986602
          },
          {
            "average": 0.0003028265296,
            "count": 49341780,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01739927676,
            "variance": 0.0003027348318
          },
          {
            "average": 1.370402041,
            "count": 49341780,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5359724525,
            "variance": 0.2872664698
          },
          {
            "average": -0.7369452795,
            "count": 49341780,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.05124597,
            "variance": 145.2325294
          },
          {
            "average": 0,
            "count": 49341780,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.34232508,
            "count": 49341780,
            "maximum": 85,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.381798286,
            "variance": 5.672963075
          },
          {
            "average": 216085728.4,
            "count": 49341780,
            "maximum": 216088285.7,
            "minimum": 216083292.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1341.419747,
            "variance": 1799406.938
          },
          {
            "average": 0,
            "count": 49341780,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49341780,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49341780,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49341780,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49341780,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713636.1881,
          5376028.114,
          964.1658323,
          715193.2081,
          5377586.454,
          1400.745832
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713636.1881066567,
                5376028.114472752,
                964.165832292784
              ],
              [
                713636.1881066567,
                5377586.454472752,
                964.165832292784
              ],
              [
                715193.2081066567,
                5377586.454472752,
                1400.745832292784
              ],
              [
                715193.2081066567,
                5376028.114472752,
                1400.745832292784
              ],
              [
                713636.1881066567,
                5376028.114472752,
                964.165832292784
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:18:05+00:00",
        "end_time": "2018-07-20T00:54:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1078101,
            48.50048077,
            964.1658323,
            -120.0859562,
            48.51501359,
            1400.745832
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10781008118111,
                  48.501012047677456,
                  964.165832292784
                ],
                [
                  -120.10701256070746,
                  48.515013594296505,
                  964.165832292784
                ],
                [
                  -120.08595623357645,
                  48.51448205758474,
                  1400.745832292784
                ],
                [
                  -120.0867595387724,
                  48.5004807709133,
                  1400.745832292784
                ],
                [
                  -120.10781008118111,
                  48.501012047677456,
                  964.165832292784
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:18:05Z",
            "pc:count": 49341780,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714392.0979,
                "count": 49341780,
                "maximum": 715193.2081,
                "minimum": 713636.1881,
                "name": "X",
                "position": 0,
                "stddev": 437.023537,
                "variance": 190989.5719
              },
              {
                "average": 5376796.775,
                "count": 49341780,
                "maximum": 5377586.454,
                "minimum": 5376028.114,
                "name": "Y",
                "position": 1,
                "stddev": 450.7197127,
                "variance": 203148.2594
              },
              {
                "average": 1159.280888,
                "count": 49341780,
                "maximum": 1400.745832,
                "minimum": 964.1658323,
                "name": "Z",
                "position": 2,
                "stddev": 99.21477136,
                "variance": 9843.570855
              },
              {
                "average": 770.11363,
                "count": 49341780,
                "maximum": 4095,
                "minimum": 30,
                "name": "Intensity",
                "position": 3,
                "stddev": 484.3907575,
                "variance": 234634.406
              },
              {
                "average": 1.430534488,
                "count": 49341780,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7425638847,
                "variance": 0.5514011229
              },
              {
                "average": 1.860888724,
                "count": 49341780,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.018871823,
                "variance": 1.038099791
              },
              {
                "average": 0.4963389849,
                "count": 49341780,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999866019,
                "variance": 0.249986602
              },
              {
                "average": 0.0003028265296,
                "count": 49341780,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01739927676,
                "variance": 0.0003027348318
              },
              {
                "average": 1.370402041,
                "count": 49341780,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5359724525,
                "variance": 0.2872664698
              },
              {
                "average": -0.7369452795,
                "count": 49341780,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.05124597,
                "variance": 145.2325294
              },
              {
                "average": 0,
                "count": 49341780,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.34232508,
                "count": 49341780,
                "maximum": 85,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.381798286,
                "variance": 5.672963075
              },
              {
                "average": 216085728.4,
                "count": 49341780,
                "maximum": 216088285.7,
                "minimum": 216083292.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1341.419747,
                "variance": 1799406.938
              },
              {
                "average": 0,
                "count": 49341780,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49341780,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49341780,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49341780,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49341780,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713636.1881,
              5376028.114,
              964.1658323,
              715193.2081,
              5377586.454,
              1400.745832
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713636.1881066567,
                    5376028.114472752,
                    964.165832292784
                  ],
                  [
                    713636.1881066567,
                    5377586.454472752,
                    964.165832292784
                  ],
                  [
                    715193.2081066567,
                    5377586.454472752,
                    1400.745832292784
                  ],
                  [
                    715193.2081066567,
                    5376028.114472752,
                    1400.745832292784
                  ],
                  [
                    713636.1881066567,
                    5376028.114472752,
                    964.165832292784
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:18:05+00:00",
            "end_time": "2018-07-20T00:54:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04694459503828,
              48.50105009013929,
              1419.7999247849696
            ],
            [
              -120.04613550050689,
              48.514961571099704,
              1419.7999247849696
            ],
            [
              -120.0293702441652,
              48.51452978044417,
              1858.6799247849697
            ],
            [
              -120.03018391445899,
              48.50061850929301,
              1858.6799247849697
            ],
            [
              -120.04694459503828,
              48.50105009013929,
              1419.7999247849696
            ]
          ]
        ]
      },
      "bbox": [
        -120.0469446,
        48.50061851,
        1419.799925,
        -120.0293702,
        48.51496157,
        1858.679925
      ],
      "properties": {
        "datetime": "2018-07-19T23:19:25Z",
        "pc:count": 19366866,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718642.8926,
            "count": 19366866,
            "maximum": 719371.2518,
            "minimum": 718131.4718,
            "name": "X",
            "position": 0,
            "stddev": 294.5149931,
            "variance": 86739.08114
          },
          {
            "average": 5377139.634,
            "count": 19366866,
            "maximum": 5377752.638,
            "minimum": 5376204.238,
            "name": "Y",
            "position": 1,
            "stddev": 391.0761453,
            "variance": 152940.5514
          },
          {
            "average": 1659.76594,
            "count": 19366866,
            "maximum": 1858.679925,
            "minimum": 1419.799925,
            "name": "Z",
            "position": 2,
            "stddev": 101.9839845,
            "variance": 10400.73309
          },
          {
            "average": 1393.567405,
            "count": 19366866,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 777.6740803,
            "variance": 604776.9751
          },
          {
            "average": 1.295090336,
            "count": 19366866,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5982406272,
            "variance": 0.357891848
          },
          {
            "average": 1.590368726,
            "count": 19366866,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8317152816,
            "variance": 0.6917503097
          },
          {
            "average": 0.4990963432,
            "count": 19366866,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999991963,
            "variance": 0.2499991963
          },
          {
            "average": 0.000261632419,
            "count": 19366866,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01617293978,
            "variance": 0.000261563981
          },
          {
            "average": 1.399085169,
            "count": 19366866,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5601568774,
            "variance": 0.3137757273
          },
          {
            "average": -7.445496952,
            "count": 19366866,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.33030196,
            "variance": 152.0363464
          },
          {
            "average": 0,
            "count": 19366866,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 47.61122135,
            "count": 19366866,
            "maximum": 66,
            "minimum": 39,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 10.45853659,
            "variance": 109.3809876
          },
          {
            "average": 216067014,
            "count": 19366866,
            "maximum": 216077565,
            "minimum": 216062364.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5986.662004,
            "variance": 35840121.95
          },
          {
            "average": 0,
            "count": 19366866,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19366866,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19366866,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19366866,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19366866,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718131.4718,
          5376204.238,
          1419.799925,
          719371.2518,
          5377752.638,
          1858.679925
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718131.4717850791,
                5376204.237855953,
                1419.7999247849696
              ],
              [
                718131.4717850791,
                5377752.637855954,
                1419.7999247849696
              ],
              [
                719371.2517850791,
                5377752.637855954,
                1858.6799247849697
              ],
              [
                719371.2517850791,
                5376204.237855953,
                1858.6799247849697
              ],
              [
                718131.4717850791,
                5376204.237855953,
                1419.7999247849696
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:19:25+00:00",
        "end_time": "2018-07-19T19:06:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0469446,
            48.50061851,
            1419.799925,
            -120.0293702,
            48.51496157,
            1858.679925
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04694459503828,
                  48.50105009013929,
                  1419.7999247849696
                ],
                [
                  -120.04613550050689,
                  48.514961571099704,
                  1419.7999247849696
                ],
                [
                  -120.0293702441652,
                  48.51452978044417,
                  1858.6799247849697
                ],
                [
                  -120.03018391445899,
                  48.50061850929301,
                  1858.6799247849697
                ],
                [
                  -120.04694459503828,
                  48.50105009013929,
                  1419.7999247849696
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:19:25Z",
            "pc:count": 19366866,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718642.8926,
                "count": 19366866,
                "maximum": 719371.2518,
                "minimum": 718131.4718,
                "name": "X",
                "position": 0,
                "stddev": 294.5149931,
                "variance": 86739.08114
              },
              {
                "average": 5377139.634,
                "count": 19366866,
                "maximum": 5377752.638,
                "minimum": 5376204.238,
                "name": "Y",
                "position": 1,
                "stddev": 391.0761453,
                "variance": 152940.5514
              },
              {
                "average": 1659.76594,
                "count": 19366866,
                "maximum": 1858.679925,
                "minimum": 1419.799925,
                "name": "Z",
                "position": 2,
                "stddev": 101.9839845,
                "variance": 10400.73309
              },
              {
                "average": 1393.567405,
                "count": 19366866,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 777.6740803,
                "variance": 604776.9751
              },
              {
                "average": 1.295090336,
                "count": 19366866,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5982406272,
                "variance": 0.357891848
              },
              {
                "average": 1.590368726,
                "count": 19366866,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8317152816,
                "variance": 0.6917503097
              },
              {
                "average": 0.4990963432,
                "count": 19366866,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999991963,
                "variance": 0.2499991963
              },
              {
                "average": 0.000261632419,
                "count": 19366866,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01617293978,
                "variance": 0.000261563981
              },
              {
                "average": 1.399085169,
                "count": 19366866,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5601568774,
                "variance": 0.3137757273
              },
              {
                "average": -7.445496952,
                "count": 19366866,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.33030196,
                "variance": 152.0363464
              },
              {
                "average": 0,
                "count": 19366866,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 47.61122135,
                "count": 19366866,
                "maximum": 66,
                "minimum": 39,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 10.45853659,
                "variance": 109.3809876
              },
              {
                "average": 216067014,
                "count": 19366866,
                "maximum": 216077565,
                "minimum": 216062364.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5986.662004,
                "variance": 35840121.95
              },
              {
                "average": 0,
                "count": 19366866,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19366866,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19366866,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19366866,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19366866,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718131.4718,
              5376204.238,
              1419.799925,
              719371.2518,
              5377752.638,
              1858.679925
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718131.4717850791,
                    5376204.237855953,
                    1419.7999247849696
                  ],
                  [
                    718131.4717850791,
                    5377752.637855954,
                    1419.7999247849696
                  ],
                  [
                    719371.2517850791,
                    5377752.637855954,
                    1858.6799247849697
                  ],
                  [
                    719371.2517850791,
                    5376204.237855953,
                    1858.6799247849697
                  ],
                  [
                    718131.4717850791,
                    5376204.237855953,
                    1419.7999247849696
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:19:25+00:00",
            "end_time": "2018-07-19T19:06:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02657402718654,
              48.33912431955411,
              647.8742992008381
            ],
            [
              -120.0257588452012,
              48.35312398531949,
              647.8742992008381
            ],
            [
              -120.00490940749657,
              48.352582556302146,
              900.234299200838
            ],
            [
              -120.00573028315566,
              48.338583155104494,
              900.234299200838
            ],
            [
              -120.02657402718654,
              48.33912431955411,
              647.8742992008381
            ]
          ]
        ]
      },
      "bbox": [
        -120.026574,
        48.33858316,
        647.8742992,
        -120.0049094,
        48.35312399,
        900.2342992
      ],
      "properties": {
        "datetime": "2018-07-19T19:25:00Z",
        "pc:count": 25126773,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721083.2818,
            "count": 25126773,
            "maximum": 721881.9736,
            "minimum": 720335.2336,
            "name": "X",
            "position": 0,
            "stddev": 428.4726261,
            "variance": 183588.7914
          },
          {
            "average": 5359050.181,
            "count": 25126773,
            "maximum": 5359824.943,
            "minimum": 5358266.743,
            "name": "Y",
            "position": 1,
            "stddev": 429.0455586,
            "variance": 184080.0914
          },
          {
            "average": 755.3777031,
            "count": 25126773,
            "maximum": 900.2342992,
            "minimum": 647.8742992,
            "name": "Z",
            "position": 2,
            "stddev": 56.57337955,
            "variance": 3200.547273
          },
          {
            "average": 1116.013459,
            "count": 25126773,
            "maximum": 4095,
            "minimum": 349,
            "name": "Intensity",
            "position": 3,
            "stddev": 134.1759248,
            "variance": 18003.1788
          },
          {
            "average": 1.004141161,
            "count": 25126773,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.06877021086,
            "variance": 0.004729341902
          },
          {
            "average": 1.008285624,
            "count": 25126773,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1001789889,
            "variance": 0.01003582982
          },
          {
            "average": 0.4978304616,
            "count": 25126773,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499995303,
            "variance": 0.2499953031
          },
          {
            "average": 0.0002599617547,
            "count": 25126773,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01612123398,
            "variance": 0.000259894185
          },
          {
            "average": 1.712269777,
            "count": 25126773,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4788943821,
            "variance": 0.2293398292
          },
          {
            "average": -0.7020016774,
            "count": 25126773,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.675501772,
            "variance": 75.26433099
          },
          {
            "average": 0,
            "count": 25126773,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.49728363,
            "count": 25126773,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.072722276,
            "variance": 4.296177633
          },
          {
            "average": 216061063.3,
            "count": 25126773,
            "maximum": 216063500.5,
            "minimum": 216059521.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1037.851076,
            "variance": 1077134.856
          },
          {
            "average": 0,
            "count": 25126773,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25126773,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25126773,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25126773,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25126773,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720335.2336,
          5358266.743,
          647.8742992,
          721881.9736,
          5359824.943,
          900.2342992
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720335.2336426104,
                5358266.74260892,
                647.8742992008381
              ],
              [
                720335.2336426104,
                5359824.942608919,
                647.8742992008381
              ],
              [
                721881.9736426104,
                5359824.942608919,
                900.234299200838
              ],
              [
                721881.9736426104,
                5358266.74260892,
                900.234299200838
              ],
              [
                720335.2336426104,
                5358266.74260892,
                647.8742992008381
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:25:00+00:00",
        "end_time": "2018-07-19T18:18:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.026574,
            48.33858316,
            647.8742992,
            -120.0049094,
            48.35312399,
            900.2342992
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02657402718654,
                  48.33912431955411,
                  647.8742992008381
                ],
                [
                  -120.0257588452012,
                  48.35312398531949,
                  647.8742992008381
                ],
                [
                  -120.00490940749657,
                  48.352582556302146,
                  900.234299200838
                ],
                [
                  -120.00573028315566,
                  48.338583155104494,
                  900.234299200838
                ],
                [
                  -120.02657402718654,
                  48.33912431955411,
                  647.8742992008381
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:25:00Z",
            "pc:count": 25126773,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721083.2818,
                "count": 25126773,
                "maximum": 721881.9736,
                "minimum": 720335.2336,
                "name": "X",
                "position": 0,
                "stddev": 428.4726261,
                "variance": 183588.7914
              },
              {
                "average": 5359050.181,
                "count": 25126773,
                "maximum": 5359824.943,
                "minimum": 5358266.743,
                "name": "Y",
                "position": 1,
                "stddev": 429.0455586,
                "variance": 184080.0914
              },
              {
                "average": 755.3777031,
                "count": 25126773,
                "maximum": 900.2342992,
                "minimum": 647.8742992,
                "name": "Z",
                "position": 2,
                "stddev": 56.57337955,
                "variance": 3200.547273
              },
              {
                "average": 1116.013459,
                "count": 25126773,
                "maximum": 4095,
                "minimum": 349,
                "name": "Intensity",
                "position": 3,
                "stddev": 134.1759248,
                "variance": 18003.1788
              },
              {
                "average": 1.004141161,
                "count": 25126773,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.06877021086,
                "variance": 0.004729341902
              },
              {
                "average": 1.008285624,
                "count": 25126773,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1001789889,
                "variance": 0.01003582982
              },
              {
                "average": 0.4978304616,
                "count": 25126773,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499995303,
                "variance": 0.2499953031
              },
              {
                "average": 0.0002599617547,
                "count": 25126773,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01612123398,
                "variance": 0.000259894185
              },
              {
                "average": 1.712269777,
                "count": 25126773,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4788943821,
                "variance": 0.2293398292
              },
              {
                "average": -0.7020016774,
                "count": 25126773,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.675501772,
                "variance": 75.26433099
              },
              {
                "average": 0,
                "count": 25126773,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.49728363,
                "count": 25126773,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.072722276,
                "variance": 4.296177633
              },
              {
                "average": 216061063.3,
                "count": 25126773,
                "maximum": 216063500.5,
                "minimum": 216059521.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1037.851076,
                "variance": 1077134.856
              },
              {
                "average": 0,
                "count": 25126773,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25126773,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25126773,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25126773,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25126773,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720335.2336,
              5358266.743,
              647.8742992,
              721881.9736,
              5359824.943,
              900.2342992
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720335.2336426104,
                    5358266.74260892,
                    647.8742992008381
                  ],
                  [
                    720335.2336426104,
                    5359824.942608919,
                    647.8742992008381
                  ],
                  [
                    721881.9736426104,
                    5359824.942608919,
                    900.234299200838
                  ],
                  [
                    721881.9736426104,
                    5358266.74260892,
                    900.234299200838
                  ],
                  [
                    720335.2336426104,
                    5358266.74260892,
                    647.8742992008381
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:25:00+00:00",
            "end_time": "2018-07-19T18:18:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06709678048743,
              48.393085126821354,
              623.8220776381336
            ],
            [
              -120.06629122579007,
              48.407084273840404,
              623.8220776381336
            ],
            [
              -120.04527701597456,
              48.40654609843475,
              904.9220776381335
            ],
            [
              -120.04608832048156,
              48.392547214443184,
              904.9220776381335
            ],
            [
              -120.06709678048743,
              48.393085126821354,
              623.8220776381336
            ]
          ]
        ]
      },
      "bbox": [
        -120.0670968,
        48.39254721,
        623.8220776,
        -120.045277,
        48.40708427,
        904.9220776
      ],
      "properties": {
        "datetime": "2018-07-20T00:19:03Z",
        "pc:count": 32405236,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717870.4847,
            "count": 32405236,
            "maximum": 718660.3651,
            "minimum": 717103.1051,
            "name": "X",
            "position": 0,
            "stddev": 434.0558711,
            "variance": 188404.4993
          },
          {
            "average": 5364920.917,
            "count": 32405236,
            "maximum": 5365706.11,
            "minimum": 5364148.01,
            "name": "Y",
            "position": 1,
            "stddev": 440.8089071,
            "variance": 194312.4925
          },
          {
            "average": 731.1931684,
            "count": 32405236,
            "maximum": 904.9220776,
            "minimum": 623.8220776,
            "name": "Z",
            "position": 2,
            "stddev": 51.42524797,
            "variance": 2644.556129
          },
          {
            "average": 1232.57291,
            "count": 32405236,
            "maximum": 4095,
            "minimum": 54,
            "name": "Intensity",
            "position": 3,
            "stddev": 281.697752,
            "variance": 79353.6235
          },
          {
            "average": 1.005796841,
            "count": 32405236,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.08149117773,
            "variance": 0.006640812048
          },
          {
            "average": 1.011590442,
            "count": 32405236,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1186844028,
            "variance": 0.01408598748
          },
          {
            "average": 0.4956445002,
            "count": 32405236,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499981037,
            "variance": 0.2499810373
          },
          {
            "average": 0.0002722090961,
            "count": 32405236,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01649651499,
            "variance": 0.0002721350067
          },
          {
            "average": 1.632194439,
            "count": 32405236,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.512142752,
            "variance": 0.2622901984
          },
          {
            "average": 2.426043145,
            "count": 32405236,
            "maximum": 15,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.848459154,
            "variance": 78.2952294
          },
          {
            "average": 0,
            "count": 32405236,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.06378463,
            "count": 32405236,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.467967052,
            "variance": 55.77053189
          },
          {
            "average": 216077818.8,
            "count": 32405236,
            "maximum": 216081143.7,
            "minimum": 216064119.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4234.862015,
            "variance": 17934056.28
          },
          {
            "average": 0,
            "count": 32405236,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405236,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405236,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405236,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32405236,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717103.1051,
          5364148.01,
          623.8220776,
          718660.3651,
          5365706.11,
          904.9220776
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717103.1051210101,
                5364148.010077552,
                623.8220776381336
              ],
              [
                717103.1051210101,
                5365706.110077552,
                623.8220776381336
              ],
              [
                718660.3651210101,
                5365706.110077552,
                904.9220776381335
              ],
              [
                718660.3651210101,
                5364148.010077552,
                904.9220776381335
              ],
              [
                717103.1051210101,
                5364148.010077552,
                623.8220776381336
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:19:03+00:00",
        "end_time": "2018-07-19T19:35:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0670968,
            48.39254721,
            623.8220776,
            -120.045277,
            48.40708427,
            904.9220776
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06709678048743,
                  48.393085126821354,
                  623.8220776381336
                ],
                [
                  -120.06629122579007,
                  48.407084273840404,
                  623.8220776381336
                ],
                [
                  -120.04527701597456,
                  48.40654609843475,
                  904.9220776381335
                ],
                [
                  -120.04608832048156,
                  48.392547214443184,
                  904.9220776381335
                ],
                [
                  -120.06709678048743,
                  48.393085126821354,
                  623.8220776381336
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:19:03Z",
            "pc:count": 32405236,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717870.4847,
                "count": 32405236,
                "maximum": 718660.3651,
                "minimum": 717103.1051,
                "name": "X",
                "position": 0,
                "stddev": 434.0558711,
                "variance": 188404.4993
              },
              {
                "average": 5364920.917,
                "count": 32405236,
                "maximum": 5365706.11,
                "minimum": 5364148.01,
                "name": "Y",
                "position": 1,
                "stddev": 440.8089071,
                "variance": 194312.4925
              },
              {
                "average": 731.1931684,
                "count": 32405236,
                "maximum": 904.9220776,
                "minimum": 623.8220776,
                "name": "Z",
                "position": 2,
                "stddev": 51.42524797,
                "variance": 2644.556129
              },
              {
                "average": 1232.57291,
                "count": 32405236,
                "maximum": 4095,
                "minimum": 54,
                "name": "Intensity",
                "position": 3,
                "stddev": 281.697752,
                "variance": 79353.6235
              },
              {
                "average": 1.005796841,
                "count": 32405236,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.08149117773,
                "variance": 0.006640812048
              },
              {
                "average": 1.011590442,
                "count": 32405236,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1186844028,
                "variance": 0.01408598748
              },
              {
                "average": 0.4956445002,
                "count": 32405236,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499981037,
                "variance": 0.2499810373
              },
              {
                "average": 0.0002722090961,
                "count": 32405236,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01649651499,
                "variance": 0.0002721350067
              },
              {
                "average": 1.632194439,
                "count": 32405236,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.512142752,
                "variance": 0.2622901984
              },
              {
                "average": 2.426043145,
                "count": 32405236,
                "maximum": 15,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.848459154,
                "variance": 78.2952294
              },
              {
                "average": 0,
                "count": 32405236,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.06378463,
                "count": 32405236,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.467967052,
                "variance": 55.77053189
              },
              {
                "average": 216077818.8,
                "count": 32405236,
                "maximum": 216081143.7,
                "minimum": 216064119.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4234.862015,
                "variance": 17934056.28
              },
              {
                "average": 0,
                "count": 32405236,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405236,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405236,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405236,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32405236,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717103.1051,
              5364148.01,
              623.8220776,
              718660.3651,
              5365706.11,
              904.9220776
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717103.1051210101,
                    5364148.010077552,
                    623.8220776381336
                  ],
                  [
                    717103.1051210101,
                    5365706.110077552,
                    623.8220776381336
                  ],
                  [
                    718660.3651210101,
                    5365706.110077552,
                    904.9220776381335
                  ],
                  [
                    718660.3651210101,
                    5364148.010077552,
                    904.9220776381335
                  ],
                  [
                    717103.1051210101,
                    5364148.010077552,
                    623.8220776381336
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:19:03+00:00",
            "end_time": "2018-07-19T19:35:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10808377519339,
              48.6359709032943,
              1248.937977141684
            ],
            [
              -120.10728237613617,
              48.64997499878535,
              1248.937977141684
            ],
            [
              -120.08617072505615,
              48.649442433874775,
              1592.7579771416843
            ],
            [
              -120.0869779527882,
              48.63543859903754,
              1592.7579771416843
            ],
            [
              -120.10808377519339,
              48.6359709032943,
              1248.937977141684
            ]
          ]
        ]
      },
      "bbox": [
        -120.1080838,
        48.6354386,
        1248.937977,
        -120.0861707,
        48.649975,
        1592.757977
      ],
      "properties": {
        "datetime": "2018-07-20T02:13:00Z",
        "pc:count": 56899907,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713756.4253,
            "count": 56899907,
            "maximum": 714604.8426,
            "minimum": 713047.8826,
            "name": "X",
            "position": 0,
            "stddev": 433.2664841,
            "variance": 187719.8463
          },
          {
            "average": 5391813.022,
            "count": 56899907,
            "maximum": 5392585.254,
            "minimum": 5391026.594,
            "name": "Y",
            "position": 1,
            "stddev": 427.3823485,
            "variance": 182655.6718
          },
          {
            "average": 1459.001604,
            "count": 56899907,
            "maximum": 1592.757977,
            "minimum": 1248.937977,
            "name": "Z",
            "position": 2,
            "stddev": 52.86500881,
            "variance": 2794.709157
          },
          {
            "average": 666.9450371,
            "count": 56899907,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 499.9199005,
            "variance": 249919.9069
          },
          {
            "average": 1.620951437,
            "count": 56899907,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8763850297,
            "variance": 0.7680507202
          },
          {
            "average": 2.241824982,
            "count": 56899907,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.139044176,
            "variance": 1.297421634
          },
          {
            "average": 0.4978233444,
            "count": 56899907,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999952665,
            "variance": 0.2499952666
          },
          {
            "average": 0.0002979090985,
            "count": 56899907,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01725747241,
            "variance": 0.0002978203539
          },
          {
            "average": 1.271556823,
            "count": 56899907,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4941533553,
            "variance": 0.2441875386
          },
          {
            "average": -0.8703658207,
            "count": 56899907,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.29844149,
            "variance": 204.4454289
          },
          {
            "average": 0,
            "count": 56899907,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.48525937,
            "count": 56899907,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.192735422,
            "variance": 4.808088632
          },
          {
            "average": 216085779.9,
            "count": 56899907,
            "maximum": 216087980.4,
            "minimum": 216083006.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1354.92673,
            "variance": 1835826.443
          },
          {
            "average": 0,
            "count": 56899907,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56899907,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56899907,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56899907,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56899907,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713047.8826,
          5391026.594,
          1248.937977,
          714604.8426,
          5392585.254,
          1592.757977
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713047.8826198479,
                5391026.593775405,
                1248.937977141684
              ],
              [
                713047.8826198479,
                5392585.253775405,
                1248.937977141684
              ],
              [
                714604.8426198479,
                5392585.253775405,
                1592.7579771416843
              ],
              [
                714604.8426198479,
                5391026.593775405,
                1592.7579771416843
              ],
              [
                713047.8826198479,
                5391026.593775405,
                1248.937977141684
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:13:00+00:00",
        "end_time": "2018-07-20T00:50:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1080838,
            48.6354386,
            1248.937977,
            -120.0861707,
            48.649975,
            1592.757977
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10808377519339,
                  48.6359709032943,
                  1248.937977141684
                ],
                [
                  -120.10728237613617,
                  48.64997499878535,
                  1248.937977141684
                ],
                [
                  -120.08617072505615,
                  48.649442433874775,
                  1592.7579771416843
                ],
                [
                  -120.0869779527882,
                  48.63543859903754,
                  1592.7579771416843
                ],
                [
                  -120.10808377519339,
                  48.6359709032943,
                  1248.937977141684
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:13:00Z",
            "pc:count": 56899907,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713756.4253,
                "count": 56899907,
                "maximum": 714604.8426,
                "minimum": 713047.8826,
                "name": "X",
                "position": 0,
                "stddev": 433.2664841,
                "variance": 187719.8463
              },
              {
                "average": 5391813.022,
                "count": 56899907,
                "maximum": 5392585.254,
                "minimum": 5391026.594,
                "name": "Y",
                "position": 1,
                "stddev": 427.3823485,
                "variance": 182655.6718
              },
              {
                "average": 1459.001604,
                "count": 56899907,
                "maximum": 1592.757977,
                "minimum": 1248.937977,
                "name": "Z",
                "position": 2,
                "stddev": 52.86500881,
                "variance": 2794.709157
              },
              {
                "average": 666.9450371,
                "count": 56899907,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 499.9199005,
                "variance": 249919.9069
              },
              {
                "average": 1.620951437,
                "count": 56899907,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8763850297,
                "variance": 0.7680507202
              },
              {
                "average": 2.241824982,
                "count": 56899907,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.139044176,
                "variance": 1.297421634
              },
              {
                "average": 0.4978233444,
                "count": 56899907,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999952665,
                "variance": 0.2499952666
              },
              {
                "average": 0.0002979090985,
                "count": 56899907,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01725747241,
                "variance": 0.0002978203539
              },
              {
                "average": 1.271556823,
                "count": 56899907,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4941533553,
                "variance": 0.2441875386
              },
              {
                "average": -0.8703658207,
                "count": 56899907,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.29844149,
                "variance": 204.4454289
              },
              {
                "average": 0,
                "count": 56899907,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.48525937,
                "count": 56899907,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.192735422,
                "variance": 4.808088632
              },
              {
                "average": 216085779.9,
                "count": 56899907,
                "maximum": 216087980.4,
                "minimum": 216083006.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1354.92673,
                "variance": 1835826.443
              },
              {
                "average": 0,
                "count": 56899907,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56899907,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56899907,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56899907,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56899907,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713047.8826,
              5391026.594,
              1248.937977,
              714604.8426,
              5392585.254,
              1592.757977
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713047.8826198479,
                    5391026.593775405,
                    1248.937977141684
                  ],
                  [
                    713047.8826198479,
                    5392585.253775405,
                    1248.937977141684
                  ],
                  [
                    714604.8426198479,
                    5392585.253775405,
                    1592.7579771416843
                  ],
                  [
                    714604.8426198479,
                    5391026.593775405,
                    1592.7579771416843
                  ],
                  [
                    713047.8826198479,
                    5391026.593775405,
                    1248.937977141684
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:13:00+00:00",
            "end_time": "2018-07-20T00:50:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12829407799516,
              48.58196545844746,
              804.0989590088774
            ],
            [
              -120.12749988532592,
              48.59596813791283,
              804.0989590088774
            ],
            [
              -120.10640928473529,
              48.59543968722252,
              1195.7589590088774
            ],
            [
              -120.10720928879944,
              48.581437266308576,
              1195.7589590088774
            ],
            [
              -120.12829407799516,
              48.58196545844746,
              804.0989590088774
            ]
          ]
        ]
      },
      "bbox": [
        -120.1282941,
        48.58143727,
        804.098959,
        -120.1064093,
        48.59596814,
        1195.758959
      ],
      "properties": {
        "datetime": "2018-07-20T03:04:50Z",
        "pc:count": 40174945,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712568.9291,
            "count": 40174945,
            "maximum": 713342.064,
            "minimum": 711785.024,
            "name": "X",
            "position": 0,
            "stddev": 401.2406074,
            "variance": 160994.025
          },
          {
            "average": 5385784.405,
            "count": 40174945,
            "maximum": 5386526.63,
            "minimum": 5384968.17,
            "name": "Y",
            "position": 1,
            "stddev": 432.7906263,
            "variance": 187307.7262
          },
          {
            "average": 946.7368943,
            "count": 40174945,
            "maximum": 1195.758959,
            "minimum": 804.098959,
            "name": "Z",
            "position": 2,
            "stddev": 74.675624,
            "variance": 5576.44882
          },
          {
            "average": 707.075808,
            "count": 40174945,
            "maximum": 4095,
            "minimum": 40,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.0818481,
            "variance": 203474.8336
          },
          {
            "average": 1.42771842,
            "count": 40174945,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7215269763,
            "variance": 0.5206011776
          },
          {
            "average": 1.855707954,
            "count": 40174945,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9754155895,
            "variance": 0.9514355722
          },
          {
            "average": 0.4979408186,
            "count": 40174945,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499995766,
            "variance": 0.249995766
          },
          {
            "average": 0.0002269573736,
            "count": 40174945,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01506339502,
            "variance": 0.0002269058696
          },
          {
            "average": 1.328703101,
            "count": 40174945,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5208943769,
            "variance": 0.2713309519
          },
          {
            "average": 0.485264301,
            "count": 40174945,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.7319469,
            "variance": 115.1746842
          },
          {
            "average": 0,
            "count": 40174945,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.43739443,
            "count": 40174945,
            "maximum": 89,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.159870168,
            "variance": 4.665039141
          },
          {
            "average": 216089001.2,
            "count": 40174945,
            "maximum": 216091090.9,
            "minimum": 216087212.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1254.773819,
            "variance": 1574457.337
          },
          {
            "average": 0,
            "count": 40174945,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40174945,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40174945,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40174945,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40174945,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711785.024,
          5384968.17,
          804.098959,
          713342.064,
          5386526.63,
          1195.758959
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711785.0240319648,
                5384968.170409037,
                804.0989590088774
              ],
              [
                711785.0240319648,
                5386526.630409038,
                804.0989590088774
              ],
              [
                713342.0640319649,
                5386526.630409038,
                1195.7589590088774
              ],
              [
                713342.0640319649,
                5384968.170409037,
                1195.7589590088774
              ],
              [
                711785.0240319648,
                5384968.170409037,
                804.0989590088774
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:04:50+00:00",
        "end_time": "2018-07-20T02:00:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1282941,
            48.58143727,
            804.098959,
            -120.1064093,
            48.59596814,
            1195.758959
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12829407799516,
                  48.58196545844746,
                  804.0989590088774
                ],
                [
                  -120.12749988532592,
                  48.59596813791283,
                  804.0989590088774
                ],
                [
                  -120.10640928473529,
                  48.59543968722252,
                  1195.7589590088774
                ],
                [
                  -120.10720928879944,
                  48.581437266308576,
                  1195.7589590088774
                ],
                [
                  -120.12829407799516,
                  48.58196545844746,
                  804.0989590088774
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:04:50Z",
            "pc:count": 40174945,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712568.9291,
                "count": 40174945,
                "maximum": 713342.064,
                "minimum": 711785.024,
                "name": "X",
                "position": 0,
                "stddev": 401.2406074,
                "variance": 160994.025
              },
              {
                "average": 5385784.405,
                "count": 40174945,
                "maximum": 5386526.63,
                "minimum": 5384968.17,
                "name": "Y",
                "position": 1,
                "stddev": 432.7906263,
                "variance": 187307.7262
              },
              {
                "average": 946.7368943,
                "count": 40174945,
                "maximum": 1195.758959,
                "minimum": 804.098959,
                "name": "Z",
                "position": 2,
                "stddev": 74.675624,
                "variance": 5576.44882
              },
              {
                "average": 707.075808,
                "count": 40174945,
                "maximum": 4095,
                "minimum": 40,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.0818481,
                "variance": 203474.8336
              },
              {
                "average": 1.42771842,
                "count": 40174945,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7215269763,
                "variance": 0.5206011776
              },
              {
                "average": 1.855707954,
                "count": 40174945,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9754155895,
                "variance": 0.9514355722
              },
              {
                "average": 0.4979408186,
                "count": 40174945,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499995766,
                "variance": 0.249995766
              },
              {
                "average": 0.0002269573736,
                "count": 40174945,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01506339502,
                "variance": 0.0002269058696
              },
              {
                "average": 1.328703101,
                "count": 40174945,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5208943769,
                "variance": 0.2713309519
              },
              {
                "average": 0.485264301,
                "count": 40174945,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.7319469,
                "variance": 115.1746842
              },
              {
                "average": 0,
                "count": 40174945,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.43739443,
                "count": 40174945,
                "maximum": 89,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.159870168,
                "variance": 4.665039141
              },
              {
                "average": 216089001.2,
                "count": 40174945,
                "maximum": 216091090.9,
                "minimum": 216087212.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1254.773819,
                "variance": 1574457.337
              },
              {
                "average": 0,
                "count": 40174945,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40174945,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40174945,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40174945,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40174945,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711785.024,
              5384968.17,
              804.098959,
              713342.064,
              5386526.63,
              1195.758959
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711785.0240319648,
                    5384968.170409037,
                    804.0989590088774
                  ],
                  [
                    711785.0240319648,
                    5386526.630409038,
                    804.0989590088774
                  ],
                  [
                    713342.0640319649,
                    5386526.630409038,
                    1195.7589590088774
                  ],
                  [
                    713342.0640319649,
                    5384968.170409037,
                    1195.7589590088774
                  ],
                  [
                    711785.0240319648,
                    5384968.170409037,
                    804.0989590088774
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:04:50+00:00",
            "end_time": "2018-07-20T02:00:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02656646023624,
              48.32563150914115,
              650.1347161053203
            ],
            [
              -120.02575417298682,
              48.3395880821027,
              650.1347161053203
            ],
            [
              -120.00695696789062,
              48.3391000861163,
              1057.5347161053203
            ],
            [
              -120.00777437016205,
              48.325143750865706,
              1057.5347161053203
            ],
            [
              -120.02656646023624,
              48.32563150914115,
              650.1347161053203
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265665,
        48.32514375,
        650.1347161,
        -120.006957,
        48.33958808,
        1057.534716
      ],
      "properties": {
        "datetime": "2018-07-19T19:25:23Z",
        "pc:count": 20687163,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721010.6758,
            "count": 20687163,
            "maximum": 721788.8391,
            "minimum": 720393.9791,
            "name": "X",
            "position": 0,
            "stddev": 359.4308669,
            "variance": 129190.5481
          },
          {
            "average": 5357595.427,
            "count": 20687163,
            "maximum": 5358320.641,
            "minimum": 5356767.241,
            "name": "Y",
            "position": 1,
            "stddev": 428.8549799,
            "variance": 183916.5938
          },
          {
            "average": 863.2118449,
            "count": 20687163,
            "maximum": 1057.534716,
            "minimum": 650.1347161,
            "name": "Z",
            "position": 2,
            "stddev": 97.23380525,
            "variance": 9454.412884
          },
          {
            "average": 1133.755108,
            "count": 20687163,
            "maximum": 4095,
            "minimum": 344,
            "name": "Intensity",
            "position": 3,
            "stddev": 209.7645409,
            "variance": 44001.1626
          },
          {
            "average": 1.030979018,
            "count": 20687163,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2046007017,
            "variance": 0.04186144714
          },
          {
            "average": 1.061952381,
            "count": 20687163,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3060011493,
            "variance": 0.09363670337
          },
          {
            "average": 0.496763621,
            "count": 20687163,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999895378,
            "variance": 0.2499895379
          },
          {
            "average": 0.0002666871238,
            "count": 20687163,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01632838065,
            "variance": 0.0002666160147
          },
          {
            "average": 1.68407379,
            "count": 20687163,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5213867716,
            "variance": 0.2718441656
          },
          {
            "average": 0.1357987891,
            "count": 20687163,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.926513463,
            "variance": 79.6826426
          },
          {
            "average": 0,
            "count": 20687163,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 37.0021276,
            "count": 20687163,
            "maximum": 42,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.860855961,
            "variance": 3.462784908
          },
          {
            "average": 216061275.2,
            "count": 20687163,
            "maximum": 216063523.7,
            "minimum": 216059543,
            "name": "GpsTime",
            "position": 12,
            "stddev": 971.7284355,
            "variance": 944256.1524
          },
          {
            "average": 0,
            "count": 20687163,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20687163,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20687163,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20687163,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20687163,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720393.9791,
          5356767.241,
          650.1347161,
          721788.8391,
          5358320.641,
          1057.534716
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720393.9790831405,
                5356767.240558652,
                650.1347161053203
              ],
              [
                720393.9790831405,
                5358320.640558653,
                650.1347161053203
              ],
              [
                721788.8390831406,
                5358320.640558653,
                1057.5347161053203
              ],
              [
                721788.8390831406,
                5356767.240558652,
                1057.5347161053203
              ],
              [
                720393.9790831405,
                5356767.240558652,
                650.1347161053203
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:25:23+00:00",
        "end_time": "2018-07-19T18:19:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265665,
            48.32514375,
            650.1347161,
            -120.006957,
            48.33958808,
            1057.534716
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02656646023624,
                  48.32563150914115,
                  650.1347161053203
                ],
                [
                  -120.02575417298682,
                  48.3395880821027,
                  650.1347161053203
                ],
                [
                  -120.00695696789062,
                  48.3391000861163,
                  1057.5347161053203
                ],
                [
                  -120.00777437016205,
                  48.325143750865706,
                  1057.5347161053203
                ],
                [
                  -120.02656646023624,
                  48.32563150914115,
                  650.1347161053203
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:25:23Z",
            "pc:count": 20687163,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721010.6758,
                "count": 20687163,
                "maximum": 721788.8391,
                "minimum": 720393.9791,
                "name": "X",
                "position": 0,
                "stddev": 359.4308669,
                "variance": 129190.5481
              },
              {
                "average": 5357595.427,
                "count": 20687163,
                "maximum": 5358320.641,
                "minimum": 5356767.241,
                "name": "Y",
                "position": 1,
                "stddev": 428.8549799,
                "variance": 183916.5938
              },
              {
                "average": 863.2118449,
                "count": 20687163,
                "maximum": 1057.534716,
                "minimum": 650.1347161,
                "name": "Z",
                "position": 2,
                "stddev": 97.23380525,
                "variance": 9454.412884
              },
              {
                "average": 1133.755108,
                "count": 20687163,
                "maximum": 4095,
                "minimum": 344,
                "name": "Intensity",
                "position": 3,
                "stddev": 209.7645409,
                "variance": 44001.1626
              },
              {
                "average": 1.030979018,
                "count": 20687163,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2046007017,
                "variance": 0.04186144714
              },
              {
                "average": 1.061952381,
                "count": 20687163,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3060011493,
                "variance": 0.09363670337
              },
              {
                "average": 0.496763621,
                "count": 20687163,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999895378,
                "variance": 0.2499895379
              },
              {
                "average": 0.0002666871238,
                "count": 20687163,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01632838065,
                "variance": 0.0002666160147
              },
              {
                "average": 1.68407379,
                "count": 20687163,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5213867716,
                "variance": 0.2718441656
              },
              {
                "average": 0.1357987891,
                "count": 20687163,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.926513463,
                "variance": 79.6826426
              },
              {
                "average": 0,
                "count": 20687163,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 37.0021276,
                "count": 20687163,
                "maximum": 42,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.860855961,
                "variance": 3.462784908
              },
              {
                "average": 216061275.2,
                "count": 20687163,
                "maximum": 216063523.7,
                "minimum": 216059543,
                "name": "GpsTime",
                "position": 12,
                "stddev": 971.7284355,
                "variance": 944256.1524
              },
              {
                "average": 0,
                "count": 20687163,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20687163,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20687163,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20687163,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20687163,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720393.9791,
              5356767.241,
              650.1347161,
              721788.8391,
              5358320.641,
              1057.534716
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720393.9790831405,
                    5356767.240558652,
                    650.1347161053203
                  ],
                  [
                    720393.9790831405,
                    5358320.640558653,
                    650.1347161053203
                  ],
                  [
                    721788.8390831406,
                    5358320.640558653,
                    1057.5347161053203
                  ],
                  [
                    721788.8390831406,
                    5356767.240558652,
                    1057.5347161053203
                  ],
                  [
                    720393.9790831405,
                    5356767.240558652,
                    650.1347161053203
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:25:23+00:00",
            "end_time": "2018-07-19T18:19:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1628308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12861983052892,
              48.71693297005946,
              729.1876098201848
            ],
            [
              -120.12782177861925,
              48.730938378781296,
              729.1876098201848
            ],
            [
              -120.10667641313046,
              48.73040893924093,
              1462.387609820185
            ],
            [
              -120.107480320498,
              48.71640378976349,
              1462.387609820185
            ],
            [
              -120.12861983052892,
              48.71693297005946,
              729.1876098201848
            ]
          ]
        ]
      },
      "bbox": [
        -120.1286198,
        48.71640379,
        729.1876098,
        -120.1066764,
        48.73093838,
        1462.38761
      ],
      "properties": {
        "datetime": "2018-07-20T15:36:19Z",
        "pc:count": 40788641,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711992.8065,
            "count": 40788641,
            "maximum": 712753.1265,
            "minimum": 711196.2065,
            "name": "X",
            "position": 0,
            "stddev": 420.098564,
            "variance": 176482.8035
          },
          {
            "average": 5400733.891,
            "count": 40788641,
            "maximum": 5401526.466,
            "minimum": 5399967.666,
            "name": "Y",
            "position": 1,
            "stddev": 429.2439301,
            "variance": 184250.3515
          },
          {
            "average": 1006.969143,
            "count": 40788641,
            "maximum": 1462.38761,
            "minimum": 729.1876098,
            "name": "Z",
            "position": 2,
            "stddev": 175.2608213,
            "variance": 30716.35548
          },
          {
            "average": 697.104823,
            "count": 40788641,
            "maximum": 4095,
            "minimum": 25,
            "name": "Intensity",
            "position": 3,
            "stddev": 433.3179495,
            "variance": 187764.4454
          },
          {
            "average": 1.410753548,
            "count": 40788641,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7144873866,
            "variance": 0.5104922256
          },
          {
            "average": 1.820683729,
            "count": 40788641,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9753776952,
            "variance": 0.9513616483
          },
          {
            "average": 0.4962758872,
            "count": 40788641,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999861369,
            "variance": 0.2499861371
          },
          {
            "average": 0.0002999609622,
            "count": 40788641,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01731678356,
            "variance": 0.0002998709929
          },
          {
            "average": 1.327259101,
            "count": 40788641,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5294566541,
            "variance": 0.2803243486
          },
          {
            "average": 0.2776145673,
            "count": 40788641,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.5774626,
            "variance": 134.0376402
          },
          {
            "average": 0,
            "count": 40788641,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 86.23506748,
            "count": 40788641,
            "maximum": 179,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.669736459,
            "variance": 75.16433028
          },
          {
            "average": 216089190,
            "count": 40788641,
            "maximum": 216136179.9,
            "minimum": 216085307,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4459.797744,
            "variance": 19889795.92
          },
          {
            "average": 0,
            "count": 40788641,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40788641,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40788641,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40788641,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40788641,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          711196.2065,
          5399967.666,
          729.1876098,
          712753.1265,
          5401526.466,
          1462.38761
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                711196.2065400137,
                5399967.665612251,
                729.1876098201848
              ],
              [
                711196.2065400137,
                5401526.465612251,
                729.1876098201848
              ],
              [
                712753.1265400136,
                5401526.465612251,
                1462.387609820185
              ],
              [
                712753.1265400136,
                5399967.665612251,
                1462.387609820185
              ],
              [
                711196.2065400137,
                5399967.665612251,
                729.1876098201848
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T15:36:19+00:00",
        "end_time": "2018-07-20T01:28:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1628308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1628308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1628308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1628308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1286198,
            48.71640379,
            729.1876098,
            -120.1066764,
            48.73093838,
            1462.38761
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12861983052892,
                  48.71693297005946,
                  729.1876098201848
                ],
                [
                  -120.12782177861925,
                  48.730938378781296,
                  729.1876098201848
                ],
                [
                  -120.10667641313046,
                  48.73040893924093,
                  1462.387609820185
                ],
                [
                  -120.107480320498,
                  48.71640378976349,
                  1462.387609820185
                ],
                [
                  -120.12861983052892,
                  48.71693297005946,
                  729.1876098201848
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1628308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1628308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T15:36:19Z",
            "pc:count": 40788641,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711992.8065,
                "count": 40788641,
                "maximum": 712753.1265,
                "minimum": 711196.2065,
                "name": "X",
                "position": 0,
                "stddev": 420.098564,
                "variance": 176482.8035
              },
              {
                "average": 5400733.891,
                "count": 40788641,
                "maximum": 5401526.466,
                "minimum": 5399967.666,
                "name": "Y",
                "position": 1,
                "stddev": 429.2439301,
                "variance": 184250.3515
              },
              {
                "average": 1006.969143,
                "count": 40788641,
                "maximum": 1462.38761,
                "minimum": 729.1876098,
                "name": "Z",
                "position": 2,
                "stddev": 175.2608213,
                "variance": 30716.35548
              },
              {
                "average": 697.104823,
                "count": 40788641,
                "maximum": 4095,
                "minimum": 25,
                "name": "Intensity",
                "position": 3,
                "stddev": 433.3179495,
                "variance": 187764.4454
              },
              {
                "average": 1.410753548,
                "count": 40788641,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7144873866,
                "variance": 0.5104922256
              },
              {
                "average": 1.820683729,
                "count": 40788641,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9753776952,
                "variance": 0.9513616483
              },
              {
                "average": 0.4962758872,
                "count": 40788641,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999861369,
                "variance": 0.2499861371
              },
              {
                "average": 0.0002999609622,
                "count": 40788641,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01731678356,
                "variance": 0.0002998709929
              },
              {
                "average": 1.327259101,
                "count": 40788641,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5294566541,
                "variance": 0.2803243486
              },
              {
                "average": 0.2776145673,
                "count": 40788641,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.5774626,
                "variance": 134.0376402
              },
              {
                "average": 0,
                "count": 40788641,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 86.23506748,
                "count": 40788641,
                "maximum": 179,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.669736459,
                "variance": 75.16433028
              },
              {
                "average": 216089190,
                "count": 40788641,
                "maximum": 216136179.9,
                "minimum": 216085307,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4459.797744,
                "variance": 19889795.92
              },
              {
                "average": 0,
                "count": 40788641,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40788641,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40788641,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40788641,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40788641,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              711196.2065,
              5399967.666,
              729.1876098,
              712753.1265,
              5401526.466,
              1462.38761
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    711196.2065400137,
                    5399967.665612251,
                    729.1876098201848
                  ],
                  [
                    711196.2065400137,
                    5401526.465612251,
                    729.1876098201848
                  ],
                  [
                    712753.1265400136,
                    5401526.465612251,
                    1462.387609820185
                  ],
                  [
                    712753.1265400136,
                    5399967.665612251,
                    1462.387609820185
                  ],
                  [
                    711196.2065400137,
                    5399967.665612251,
                    729.1876098201848
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T15:36:19+00:00",
            "end_time": "2018-07-20T01:28:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12806488948421,
              48.48749613692558,
              752.7968050387514
            ],
            [
              -120.12727335585302,
              48.5014974270448,
              752.7968050387514
            ],
            [
              -120.10622333148547,
              48.50096973282673,
              1122.2168050387513
            ],
            [
              -120.10702064545272,
              48.486968700756094,
              1122.2168050387513
            ],
            [
              -120.12806488948421,
              48.48749613692558,
              752.7968050387514
            ]
          ]
        ]
      },
      "bbox": [
        -120.1280649,
        48.4869687,
        752.796805,
        -120.1062233,
        48.50149743,
        1122.216805
      ],
      "properties": {
        "datetime": "2018-07-20T03:07:42Z",
        "pc:count": 39027670,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713032.6743,
            "count": 39027670,
            "maximum": 713753.5618,
            "minimum": 712196.6218,
            "name": "X",
            "position": 0,
            "stddev": 408.3567175,
            "variance": 166755.2087
          },
          {
            "average": 5375273.978,
            "count": 39027670,
            "maximum": 5376027.847,
            "minimum": 5374469.567,
            "name": "Y",
            "position": 1,
            "stddev": 429.0644878,
            "variance": 184096.3347
          },
          {
            "average": 914.6728657,
            "count": 39027670,
            "maximum": 1122.216805,
            "minimum": 752.796805,
            "name": "Z",
            "position": 2,
            "stddev": 89.50523779,
            "variance": 8011.187592
          },
          {
            "average": 819.1393671,
            "count": 39027670,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 513.0102813,
            "variance": 263179.5487
          },
          {
            "average": 1.390152858,
            "count": 39027670,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7047317823,
            "variance": 0.4966468849
          },
          {
            "average": 1.780467807,
            "count": 39027670,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9735176314,
            "variance": 0.9477365786
          },
          {
            "average": 0.4963712668,
            "count": 39027670,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868385,
            "variance": 0.2499868387
          },
          {
            "average": 0.0002324248411,
            "count": 39027670,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0152437143,
            "variance": 0.0002323708258
          },
          {
            "average": 1.404793189,
            "count": 39027670,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5337568532,
            "variance": 0.2848963783
          },
          {
            "average": 1.287319418,
            "count": 39027670,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.44312748,
            "variance": 109.0589115
          },
          {
            "average": 0,
            "count": 39027670,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.31747545,
            "count": 39027670,
            "maximum": 89,
            "minimum": 81,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.070320938,
            "variance": 4.286228788
          },
          {
            "average": 216088837.1,
            "count": 39027670,
            "maximum": 216091262.3,
            "minimum": 216085829.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1299.288278,
            "variance": 1688150.028
          },
          {
            "average": 0,
            "count": 39027670,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39027670,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39027670,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39027670,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39027670,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712196.6218,
          5374469.567,
          752.796805,
          713753.5618,
          5376027.847,
          1122.216805
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712196.621833968,
                5374469.567433911,
                752.7968050387514
              ],
              [
                712196.621833968,
                5376027.847433911,
                752.7968050387514
              ],
              [
                713753.5618339679,
                5376027.847433911,
                1122.2168050387513
              ],
              [
                713753.5618339679,
                5374469.567433911,
                1122.2168050387513
              ],
              [
                712196.621833968,
                5374469.567433911,
                752.7968050387514
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:07:42+00:00",
        "end_time": "2018-07-20T01:37:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1280649,
            48.4869687,
            752.796805,
            -120.1062233,
            48.50149743,
            1122.216805
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12806488948421,
                  48.48749613692558,
                  752.7968050387514
                ],
                [
                  -120.12727335585302,
                  48.5014974270448,
                  752.7968050387514
                ],
                [
                  -120.10622333148547,
                  48.50096973282673,
                  1122.2168050387513
                ],
                [
                  -120.10702064545272,
                  48.486968700756094,
                  1122.2168050387513
                ],
                [
                  -120.12806488948421,
                  48.48749613692558,
                  752.7968050387514
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:07:42Z",
            "pc:count": 39027670,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713032.6743,
                "count": 39027670,
                "maximum": 713753.5618,
                "minimum": 712196.6218,
                "name": "X",
                "position": 0,
                "stddev": 408.3567175,
                "variance": 166755.2087
              },
              {
                "average": 5375273.978,
                "count": 39027670,
                "maximum": 5376027.847,
                "minimum": 5374469.567,
                "name": "Y",
                "position": 1,
                "stddev": 429.0644878,
                "variance": 184096.3347
              },
              {
                "average": 914.6728657,
                "count": 39027670,
                "maximum": 1122.216805,
                "minimum": 752.796805,
                "name": "Z",
                "position": 2,
                "stddev": 89.50523779,
                "variance": 8011.187592
              },
              {
                "average": 819.1393671,
                "count": 39027670,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 513.0102813,
                "variance": 263179.5487
              },
              {
                "average": 1.390152858,
                "count": 39027670,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7047317823,
                "variance": 0.4966468849
              },
              {
                "average": 1.780467807,
                "count": 39027670,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9735176314,
                "variance": 0.9477365786
              },
              {
                "average": 0.4963712668,
                "count": 39027670,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868385,
                "variance": 0.2499868387
              },
              {
                "average": 0.0002324248411,
                "count": 39027670,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0152437143,
                "variance": 0.0002323708258
              },
              {
                "average": 1.404793189,
                "count": 39027670,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5337568532,
                "variance": 0.2848963783
              },
              {
                "average": 1.287319418,
                "count": 39027670,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.44312748,
                "variance": 109.0589115
              },
              {
                "average": 0,
                "count": 39027670,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.31747545,
                "count": 39027670,
                "maximum": 89,
                "minimum": 81,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.070320938,
                "variance": 4.286228788
              },
              {
                "average": 216088837.1,
                "count": 39027670,
                "maximum": 216091262.3,
                "minimum": 216085829.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1299.288278,
                "variance": 1688150.028
              },
              {
                "average": 0,
                "count": 39027670,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39027670,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39027670,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39027670,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39027670,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712196.6218,
              5374469.567,
              752.796805,
              713753.5618,
              5376027.847,
              1122.216805
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712196.621833968,
                    5374469.567433911,
                    752.7968050387514
                  ],
                  [
                    712196.621833968,
                    5376027.847433911,
                    752.7968050387514
                  ],
                  [
                    713753.5618339679,
                    5376027.847433911,
                    1122.2168050387513
                  ],
                  [
                    713753.5618339679,
                    5374469.567433911,
                    1122.2168050387513
                  ],
                  [
                    712196.621833968,
                    5374469.567433911,
                    752.7968050387514
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:07:42+00:00",
            "end_time": "2018-07-20T01:37:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04695661143674,
              48.51454647281257,
              1403.6204791512746
            ],
            [
              -120.04614485643033,
              48.528497093097094,
              1403.6204791512746
            ],
            [
              -120.02596464204436,
              48.527977082489826,
              2025.4004791512743
            ],
            [
              -120.02678192295622,
              48.51402671560629,
              2025.4004791512743
            ],
            [
              -120.04695661143674,
              48.51454647281257,
              1403.6204791512746
            ]
          ]
        ]
      },
      "bbox": [
        -120.0469566,
        48.51402672,
        1403.620479,
        -120.0259646,
        48.52849709,
        2025.400479
      ],
      "properties": {
        "datetime": "2018-07-19T23:19:49Z",
        "pc:count": 36822306,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718749.8768,
            "count": 36822306,
            "maximum": 719564.5453,
            "minimum": 718072.6253,
            "name": "X",
            "position": 0,
            "stddev": 365.8750491,
            "variance": 133864.5515
          },
          {
            "average": 5378507.359,
            "count": 36822306,
            "maximum": 5379256.921,
            "minimum": 5377704.161,
            "name": "Y",
            "position": 1,
            "stddev": 416.9883735,
            "variance": 173879.3036
          },
          {
            "average": 1681.167433,
            "count": 36822306,
            "maximum": 2025.400479,
            "minimum": 1403.620479,
            "name": "Z",
            "position": 2,
            "stddev": 132.0545225,
            "variance": 17438.39691
          },
          {
            "average": 1347.982924,
            "count": 36822306,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 842.6860921,
            "variance": 710119.8499
          },
          {
            "average": 1.515133083,
            "count": 36822306,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8348332368,
            "variance": 0.6969465333
          },
          {
            "average": 2.030352933,
            "count": 36822306,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.144742203,
            "variance": 1.31043471
          },
          {
            "average": 0.4987724832,
            "count": 36822306,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999985,
            "variance": 0.2499985
          },
          {
            "average": 0.0002655727211,
            "count": 36822306,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01629423823,
            "variance": 0.0002655021994
          },
          {
            "average": 1.325142293,
            "count": 36822306,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5302282016,
            "variance": 0.2811419458
          },
          {
            "average": -4.148753353,
            "count": 36822306,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.03130085,
            "variance": 196.8774036
          },
          {
            "average": 0,
            "count": 36822306,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.38275012,
            "count": 36822306,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.274031219,
            "variance": 86.00765505
          },
          {
            "average": 216065772.2,
            "count": 36822306,
            "maximum": 216077589.8,
            "minimum": 216061187.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5296.322933,
            "variance": 28051036.61
          },
          {
            "average": 0,
            "count": 36822306,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36822306,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36822306,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36822306,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36822306,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718072.6253,
          5377704.161,
          1403.620479,
          719564.5453,
          5379256.921,
          2025.400479
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718072.6252616441,
                5377704.161390123,
                1403.6204791512746
              ],
              [
                718072.6252616441,
                5379256.921390123,
                1403.6204791512746
              ],
              [
                719564.5452616441,
                5379256.921390123,
                2025.4004791512743
              ],
              [
                719564.5452616441,
                5377704.161390123,
                2025.4004791512743
              ],
              [
                718072.6252616441,
                5377704.161390123,
                1403.6204791512746
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:19:49+00:00",
        "end_time": "2018-07-19T18:46:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0469566,
            48.51402672,
            1403.620479,
            -120.0259646,
            48.52849709,
            2025.400479
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04695661143674,
                  48.51454647281257,
                  1403.6204791512746
                ],
                [
                  -120.04614485643033,
                  48.528497093097094,
                  1403.6204791512746
                ],
                [
                  -120.02596464204436,
                  48.527977082489826,
                  2025.4004791512743
                ],
                [
                  -120.02678192295622,
                  48.51402671560629,
                  2025.4004791512743
                ],
                [
                  -120.04695661143674,
                  48.51454647281257,
                  1403.6204791512746
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:19:49Z",
            "pc:count": 36822306,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718749.8768,
                "count": 36822306,
                "maximum": 719564.5453,
                "minimum": 718072.6253,
                "name": "X",
                "position": 0,
                "stddev": 365.8750491,
                "variance": 133864.5515
              },
              {
                "average": 5378507.359,
                "count": 36822306,
                "maximum": 5379256.921,
                "minimum": 5377704.161,
                "name": "Y",
                "position": 1,
                "stddev": 416.9883735,
                "variance": 173879.3036
              },
              {
                "average": 1681.167433,
                "count": 36822306,
                "maximum": 2025.400479,
                "minimum": 1403.620479,
                "name": "Z",
                "position": 2,
                "stddev": 132.0545225,
                "variance": 17438.39691
              },
              {
                "average": 1347.982924,
                "count": 36822306,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 842.6860921,
                "variance": 710119.8499
              },
              {
                "average": 1.515133083,
                "count": 36822306,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8348332368,
                "variance": 0.6969465333
              },
              {
                "average": 2.030352933,
                "count": 36822306,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.144742203,
                "variance": 1.31043471
              },
              {
                "average": 0.4987724832,
                "count": 36822306,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999985,
                "variance": 0.2499985
              },
              {
                "average": 0.0002655727211,
                "count": 36822306,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01629423823,
                "variance": 0.0002655021994
              },
              {
                "average": 1.325142293,
                "count": 36822306,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5302282016,
                "variance": 0.2811419458
              },
              {
                "average": -4.148753353,
                "count": 36822306,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.03130085,
                "variance": 196.8774036
              },
              {
                "average": 0,
                "count": 36822306,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.38275012,
                "count": 36822306,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.274031219,
                "variance": 86.00765505
              },
              {
                "average": 216065772.2,
                "count": 36822306,
                "maximum": 216077589.8,
                "minimum": 216061187.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5296.322933,
                "variance": 28051036.61
              },
              {
                "average": 0,
                "count": 36822306,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36822306,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36822306,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36822306,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36822306,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718072.6253,
              5377704.161,
              1403.620479,
              719564.5453,
              5379256.921,
              2025.400479
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718072.6252616441,
                    5377704.161390123,
                    1403.6204791512746
                  ],
                  [
                    718072.6252616441,
                    5379256.921390123,
                    1403.6204791512746
                  ],
                  [
                    719564.5452616441,
                    5379256.921390123,
                    2025.4004791512743
                  ],
                  [
                    719564.5452616441,
                    5377704.161390123,
                    2025.4004791512743
                  ],
                  [
                    718072.6252616441,
                    5377704.161390123,
                    1403.6204791512746
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:19:49+00:00",
            "end_time": "2018-07-19T18:46:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06706224642828,
              48.36609598357072,
              606.4274917641658
            ],
            [
              -120.06625739330988,
              48.38009609459073,
              606.4274917641658
            ],
            [
              -120.04525564299531,
              48.379558171224055,
              895.8474917641659
            ],
            [
              -120.04606623744294,
              48.36555832309664,
              895.8474917641659
            ],
            [
              -120.06706224642828,
              48.36609598357072,
              606.4274917641658
            ]
          ]
        ]
      },
      "bbox": [
        -120.0670622,
        48.36555832,
        606.4274918,
        -120.0452556,
        48.38009609,
        895.8474918
      ],
      "properties": {
        "datetime": "2018-07-20T00:19:54Z",
        "pc:count": 31785262,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718001.2816,
            "count": 31785262,
            "maximum": 718777.7034,
            "minimum": 717220.5434,
            "name": "X",
            "position": 0,
            "stddev": 431.4557673,
            "variance": 186154.0792
          },
          {
            "average": 5361925.555,
            "count": 31785262,
            "maximum": 5362706.838,
            "minimum": 5361148.638,
            "name": "Y",
            "position": 1,
            "stddev": 428.9530436,
            "variance": 184000.7136
          },
          {
            "average": 773.7582595,
            "count": 31785262,
            "maximum": 895.8474918,
            "minimum": 606.4274918,
            "name": "Z",
            "position": 2,
            "stddev": 72.29129476,
            "variance": 5226.031297
          },
          {
            "average": 1368.096986,
            "count": 31785262,
            "maximum": 4095,
            "minimum": 94,
            "name": "Intensity",
            "position": 3,
            "stddev": 278.175648,
            "variance": 77381.69111
          },
          {
            "average": 1.006583806,
            "count": 31785262,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.08581550389,
            "variance": 0.007364300708
          },
          {
            "average": 1.013167297,
            "count": 31785262,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1243570986,
            "variance": 0.01546468798
          },
          {
            "average": 0.4951268295,
            "count": 31785262,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999762595,
            "variance": 0.2499762601
          },
          {
            "average": 0.0002627318284,
            "count": 31785262,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01620687535,
            "variance": 0.0002626628086
          },
          {
            "average": 1.635445761,
            "count": 31785262,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.502089811,
            "variance": 0.2520941783
          },
          {
            "average": 2.066814703,
            "count": 31785262,
            "maximum": 13.99800014,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.831563773,
            "variance": 77.99651867
          },
          {
            "average": 0,
            "count": 31785262,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.81099011,
            "count": 31785262,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.610998226,
            "variance": 57.927294
          },
          {
            "average": 216077674,
            "count": 31785262,
            "maximum": 216081194.4,
            "minimum": 216064074.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4334.934884,
            "variance": 18791660.45
          },
          {
            "average": 0,
            "count": 31785262,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31785262,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31785262,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31785262,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31785262,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717220.5434,
          5361148.638,
          606.4274918,
          718777.7034,
          5362706.838,
          895.8474918
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717220.5433860276,
                5361148.637934763,
                606.4274917641658
              ],
              [
                717220.5433860276,
                5362706.837934762,
                606.4274917641658
              ],
              [
                718777.7033860275,
                5362706.837934762,
                895.8474917641659
              ],
              [
                718777.7033860275,
                5361148.637934763,
                895.8474917641659
              ],
              [
                717220.5433860276,
                5361148.637934763,
                606.4274917641658
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:19:54+00:00",
        "end_time": "2018-07-19T19:34:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0670622,
            48.36555832,
            606.4274918,
            -120.0452556,
            48.38009609,
            895.8474918
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06706224642828,
                  48.36609598357072,
                  606.4274917641658
                ],
                [
                  -120.06625739330988,
                  48.38009609459073,
                  606.4274917641658
                ],
                [
                  -120.04525564299531,
                  48.379558171224055,
                  895.8474917641659
                ],
                [
                  -120.04606623744294,
                  48.36555832309664,
                  895.8474917641659
                ],
                [
                  -120.06706224642828,
                  48.36609598357072,
                  606.4274917641658
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:19:54Z",
            "pc:count": 31785262,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718001.2816,
                "count": 31785262,
                "maximum": 718777.7034,
                "minimum": 717220.5434,
                "name": "X",
                "position": 0,
                "stddev": 431.4557673,
                "variance": 186154.0792
              },
              {
                "average": 5361925.555,
                "count": 31785262,
                "maximum": 5362706.838,
                "minimum": 5361148.638,
                "name": "Y",
                "position": 1,
                "stddev": 428.9530436,
                "variance": 184000.7136
              },
              {
                "average": 773.7582595,
                "count": 31785262,
                "maximum": 895.8474918,
                "minimum": 606.4274918,
                "name": "Z",
                "position": 2,
                "stddev": 72.29129476,
                "variance": 5226.031297
              },
              {
                "average": 1368.096986,
                "count": 31785262,
                "maximum": 4095,
                "minimum": 94,
                "name": "Intensity",
                "position": 3,
                "stddev": 278.175648,
                "variance": 77381.69111
              },
              {
                "average": 1.006583806,
                "count": 31785262,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.08581550389,
                "variance": 0.007364300708
              },
              {
                "average": 1.013167297,
                "count": 31785262,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1243570986,
                "variance": 0.01546468798
              },
              {
                "average": 0.4951268295,
                "count": 31785262,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999762595,
                "variance": 0.2499762601
              },
              {
                "average": 0.0002627318284,
                "count": 31785262,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01620687535,
                "variance": 0.0002626628086
              },
              {
                "average": 1.635445761,
                "count": 31785262,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.502089811,
                "variance": 0.2520941783
              },
              {
                "average": 2.066814703,
                "count": 31785262,
                "maximum": 13.99800014,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.831563773,
                "variance": 77.99651867
              },
              {
                "average": 0,
                "count": 31785262,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.81099011,
                "count": 31785262,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.610998226,
                "variance": 57.927294
              },
              {
                "average": 216077674,
                "count": 31785262,
                "maximum": 216081194.4,
                "minimum": 216064074.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4334.934884,
                "variance": 18791660.45
              },
              {
                "average": 0,
                "count": 31785262,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31785262,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31785262,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31785262,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31785262,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717220.5434,
              5361148.638,
              606.4274918,
              718777.7034,
              5362706.838,
              895.8474918
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717220.5433860276,
                    5361148.637934763,
                    606.4274917641658
                  ],
                  [
                    717220.5433860276,
                    5362706.837934762,
                    606.4274917641658
                  ],
                  [
                    718777.7033860275,
                    5362706.837934762,
                    895.8474917641659
                  ],
                  [
                    718777.7033860275,
                    5361148.637934763,
                    895.8474917641659
                  ],
                  [
                    717220.5433860276,
                    5361148.637934763,
                    606.4274917641658
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:19:54+00:00",
            "end_time": "2018-07-19T19:34:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02657965034939,
              48.35261914490064,
              604.5632329351986
            ],
            [
              -120.02576423036903,
              48.36661626210088,
              604.5632329351986
            ],
            [
              -120.00476717575171,
              48.3660710182769,
              905.9232329351985
            ],
            [
              -120.00558833140077,
              48.35207416747491,
              905.9232329351985
            ],
            [
              -120.02657965034939,
              48.35261914490064,
              604.5632329351986
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265797,
        48.35207417,
        604.5632329,
        -120.0047672,
        48.36661626,
        905.9232329
      ],
      "properties": {
        "datetime": "2018-07-19T19:24:37Z",
        "pc:count": 25452305,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721038.262,
            "count": 25452305,
            "maximum": 721833.8915,
            "minimum": 720276.6115,
            "name": "X",
            "position": 0,
            "stddev": 428.8906562,
            "variance": 183947.1949
          },
          {
            "average": 5360547.817,
            "count": 25452305,
            "maximum": 5361324.397,
            "minimum": 5359766.477,
            "name": "Y",
            "position": 1,
            "stddev": 435.545517,
            "variance": 189699.8973
          },
          {
            "average": 717.3389195,
            "count": 25452305,
            "maximum": 905.9232329,
            "minimum": 604.5632329,
            "name": "Z",
            "position": 2,
            "stddev": 66.56244968,
            "variance": 4430.559708
          },
          {
            "average": 1074.207123,
            "count": 25452305,
            "maximum": 4095,
            "minimum": 344,
            "name": "Intensity",
            "position": 3,
            "stddev": 174.7390959,
            "variance": 30533.75163
          },
          {
            "average": 1.014163982,
            "count": 25452305,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1263663256,
            "variance": 0.01596844825
          },
          {
            "average": 1.028327061,
            "count": 25452305,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1831383499,
            "variance": 0.03353965521
          },
          {
            "average": 0.4969330676,
            "count": 25452305,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999906037,
            "variance": 0.2499906037
          },
          {
            "average": 0.0002675985535,
            "count": 25452305,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01635625125,
            "variance": 0.000267526955
          },
          {
            "average": 1.686643155,
            "count": 25452305,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4959443981,
            "variance": 0.245960846
          },
          {
            "average": -0.5536115918,
            "count": 25452305,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.578803197,
            "variance": 73.59586429
          },
          {
            "average": 0,
            "count": 25452305,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.42564298,
            "count": 25452305,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.093333164,
            "variance": 4.382043736
          },
          {
            "average": 216061023.9,
            "count": 25452305,
            "maximum": 216063477.6,
            "minimum": 216059498.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1046.157664,
            "variance": 1094445.858
          },
          {
            "average": 0,
            "count": 25452305,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25452305,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25452305,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25452305,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 25452305,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720276.6115,
          5359766.477,
          604.5632329,
          721833.8915,
          5361324.397,
          905.9232329
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720276.6114985956,
                5359766.476767988,
                604.5632329351986
              ],
              [
                720276.6114985956,
                5361324.396767988,
                604.5632329351986
              ],
              [
                721833.8914985956,
                5361324.396767988,
                905.9232329351985
              ],
              [
                721833.8914985956,
                5359766.476767988,
                905.9232329351985
              ],
              [
                720276.6114985956,
                5359766.476767988,
                604.5632329351986
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:24:37+00:00",
        "end_time": "2018-07-19T18:18:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265797,
            48.35207417,
            604.5632329,
            -120.0047672,
            48.36661626,
            905.9232329
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02657965034939,
                  48.35261914490064,
                  604.5632329351986
                ],
                [
                  -120.02576423036903,
                  48.36661626210088,
                  604.5632329351986
                ],
                [
                  -120.00476717575171,
                  48.3660710182769,
                  905.9232329351985
                ],
                [
                  -120.00558833140077,
                  48.35207416747491,
                  905.9232329351985
                ],
                [
                  -120.02657965034939,
                  48.35261914490064,
                  604.5632329351986
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:24:37Z",
            "pc:count": 25452305,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721038.262,
                "count": 25452305,
                "maximum": 721833.8915,
                "minimum": 720276.6115,
                "name": "X",
                "position": 0,
                "stddev": 428.8906562,
                "variance": 183947.1949
              },
              {
                "average": 5360547.817,
                "count": 25452305,
                "maximum": 5361324.397,
                "minimum": 5359766.477,
                "name": "Y",
                "position": 1,
                "stddev": 435.545517,
                "variance": 189699.8973
              },
              {
                "average": 717.3389195,
                "count": 25452305,
                "maximum": 905.9232329,
                "minimum": 604.5632329,
                "name": "Z",
                "position": 2,
                "stddev": 66.56244968,
                "variance": 4430.559708
              },
              {
                "average": 1074.207123,
                "count": 25452305,
                "maximum": 4095,
                "minimum": 344,
                "name": "Intensity",
                "position": 3,
                "stddev": 174.7390959,
                "variance": 30533.75163
              },
              {
                "average": 1.014163982,
                "count": 25452305,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1263663256,
                "variance": 0.01596844825
              },
              {
                "average": 1.028327061,
                "count": 25452305,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1831383499,
                "variance": 0.03353965521
              },
              {
                "average": 0.4969330676,
                "count": 25452305,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999906037,
                "variance": 0.2499906037
              },
              {
                "average": 0.0002675985535,
                "count": 25452305,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01635625125,
                "variance": 0.000267526955
              },
              {
                "average": 1.686643155,
                "count": 25452305,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4959443981,
                "variance": 0.245960846
              },
              {
                "average": -0.5536115918,
                "count": 25452305,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.578803197,
                "variance": 73.59586429
              },
              {
                "average": 0,
                "count": 25452305,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.42564298,
                "count": 25452305,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.093333164,
                "variance": 4.382043736
              },
              {
                "average": 216061023.9,
                "count": 25452305,
                "maximum": 216063477.6,
                "minimum": 216059498.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1046.157664,
                "variance": 1094445.858
              },
              {
                "average": 0,
                "count": 25452305,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25452305,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25452305,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25452305,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 25452305,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720276.6115,
              5359766.477,
              604.5632329,
              721833.8915,
              5361324.397,
              905.9232329
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720276.6114985956,
                    5359766.476767988,
                    604.5632329351986
                  ],
                  [
                    720276.6114985956,
                    5361324.396767988,
                    604.5632329351986
                  ],
                  [
                    721833.8914985956,
                    5361324.396767988,
                    905.9232329351985
                  ],
                  [
                    721833.8914985956,
                    5359766.476767988,
                    905.9232329351985
                  ],
                  [
                    720276.6114985956,
                    5359766.476767988,
                    604.5632329351986
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:24:37+00:00",
            "end_time": "2018-07-19T18:18:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10786360992765,
              48.52800206066836,
              1149.0576932337128
            ],
            [
              -120.10706532743203,
              48.54200390140977,
              1149.0576932337128
            ],
            [
              -120.08599807756761,
              48.541472161339705,
              1556.0376932337128
            ],
            [
              -120.08680215342267,
              48.52747058068147,
              1556.0376932337128
            ],
            [
              -120.10786360992765,
              48.52800206066836,
              1149.0576932337128
            ]
          ]
        ]
      },
      "bbox": [
        -120.1078636,
        48.52747058,
        1149.057693,
        -120.0859981,
        48.5420039,
        1556.037693
      ],
      "properties": {
        "datetime": "2018-07-20T02:17:06Z",
        "pc:count": 58312882,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714314.7727,
            "count": 58312882,
            "maximum": 715075.7104,
            "minimum": 713518.7104,
            "name": "X",
            "position": 0,
            "stddev": 443.4084969,
            "variance": 196611.0951
          },
          {
            "average": 5379864.629,
            "count": 58312882,
            "maximum": 5380585.977,
            "minimum": 5379027.597,
            "name": "Y",
            "position": 1,
            "stddev": 412.1874133,
            "variance": 169898.4637
          },
          {
            "average": 1309.63672,
            "count": 58312882,
            "maximum": 1556.037693,
            "minimum": 1149.057693,
            "name": "Z",
            "position": 2,
            "stddev": 83.26081426,
            "variance": 6932.363191
          },
          {
            "average": 647.8018232,
            "count": 58312882,
            "maximum": 4095,
            "minimum": 34,
            "name": "Intensity",
            "position": 3,
            "stddev": 471.9572908,
            "variance": 222743.6843
          },
          {
            "average": 1.577129407,
            "count": 58312882,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.833622805,
            "variance": 0.694926981
          },
          {
            "average": 2.154066918,
            "count": 58312882,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.083710462,
            "variance": 1.174428366
          },
          {
            "average": 0.4969596598,
            "count": 58312882,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907605,
            "variance": 0.2499907606
          },
          {
            "average": 0.000303414947,
            "count": 58312882,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01741616753,
            "variance": 0.0003033228915
          },
          {
            "average": 1.281559399,
            "count": 58312882,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5063936769,
            "variance": 0.256434556
          },
          {
            "average": -0.3918181449,
            "count": 58312882,
            "maximum": 19.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.0359435,
            "variance": 169.9358229
          },
          {
            "average": 0,
            "count": 58312882,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.72777854,
            "count": 58312882,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.197022951,
            "variance": 4.826909849
          },
          {
            "average": 216085625.7,
            "count": 58312882,
            "maximum": 216088226.2,
            "minimum": 216083232.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1368.553002,
            "variance": 1872937.319
          },
          {
            "average": 0,
            "count": 58312882,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58312882,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58312882,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58312882,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58312882,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713518.7104,
          5379027.597,
          1149.057693,
          715075.7104,
          5380585.977,
          1556.037693
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713518.7104290552,
                5379027.597139509,
                1149.0576932337128
              ],
              [
                713518.7104290552,
                5380585.97713951,
                1149.0576932337128
              ],
              [
                715075.7104290552,
                5380585.97713951,
                1556.0376932337128
              ],
              [
                715075.7104290552,
                5379027.597139509,
                1556.0376932337128
              ],
              [
                713518.7104290552,
                5379027.597139509,
                1149.0576932337128
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:17:06+00:00",
        "end_time": "2018-07-20T00:53:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1078636,
            48.52747058,
            1149.057693,
            -120.0859981,
            48.5420039,
            1556.037693
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10786360992765,
                  48.52800206066836,
                  1149.0576932337128
                ],
                [
                  -120.10706532743203,
                  48.54200390140977,
                  1149.0576932337128
                ],
                [
                  -120.08599807756761,
                  48.541472161339705,
                  1556.0376932337128
                ],
                [
                  -120.08680215342267,
                  48.52747058068147,
                  1556.0376932337128
                ],
                [
                  -120.10786360992765,
                  48.52800206066836,
                  1149.0576932337128
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:17:06Z",
            "pc:count": 58312882,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714314.7727,
                "count": 58312882,
                "maximum": 715075.7104,
                "minimum": 713518.7104,
                "name": "X",
                "position": 0,
                "stddev": 443.4084969,
                "variance": 196611.0951
              },
              {
                "average": 5379864.629,
                "count": 58312882,
                "maximum": 5380585.977,
                "minimum": 5379027.597,
                "name": "Y",
                "position": 1,
                "stddev": 412.1874133,
                "variance": 169898.4637
              },
              {
                "average": 1309.63672,
                "count": 58312882,
                "maximum": 1556.037693,
                "minimum": 1149.057693,
                "name": "Z",
                "position": 2,
                "stddev": 83.26081426,
                "variance": 6932.363191
              },
              {
                "average": 647.8018232,
                "count": 58312882,
                "maximum": 4095,
                "minimum": 34,
                "name": "Intensity",
                "position": 3,
                "stddev": 471.9572908,
                "variance": 222743.6843
              },
              {
                "average": 1.577129407,
                "count": 58312882,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.833622805,
                "variance": 0.694926981
              },
              {
                "average": 2.154066918,
                "count": 58312882,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.083710462,
                "variance": 1.174428366
              },
              {
                "average": 0.4969596598,
                "count": 58312882,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907605,
                "variance": 0.2499907606
              },
              {
                "average": 0.000303414947,
                "count": 58312882,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01741616753,
                "variance": 0.0003033228915
              },
              {
                "average": 1.281559399,
                "count": 58312882,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5063936769,
                "variance": 0.256434556
              },
              {
                "average": -0.3918181449,
                "count": 58312882,
                "maximum": 19.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.0359435,
                "variance": 169.9358229
              },
              {
                "average": 0,
                "count": 58312882,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.72777854,
                "count": 58312882,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.197022951,
                "variance": 4.826909849
              },
              {
                "average": 216085625.7,
                "count": 58312882,
                "maximum": 216088226.2,
                "minimum": 216083232.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1368.553002,
                "variance": 1872937.319
              },
              {
                "average": 0,
                "count": 58312882,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58312882,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58312882,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58312882,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58312882,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713518.7104,
              5379027.597,
              1149.057693,
              715075.7104,
              5380585.977,
              1556.037693
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713518.7104290552,
                    5379027.597139509,
                    1149.0576932337128
                  ],
                  [
                    713518.7104290552,
                    5380585.97713951,
                    1149.0576932337128
                  ],
                  [
                    715075.7104290552,
                    5380585.97713951,
                    1556.0376932337128
                  ],
                  [
                    715075.7104290552,
                    5379027.597139509,
                    1556.0376932337128
                  ],
                  [
                    713518.7104290552,
                    5379027.597139509,
                    1149.0576932337128
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:17:06+00:00",
            "end_time": "2018-07-20T00:53:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1578808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0871448070504,
              48.271631038083754,
              431.411850869254
            ],
            [
              -120.08634843279998,
              48.28562588052596,
              431.411850869254
            ],
            [
              -120.06538344757152,
              48.2850923614548,
              636.791850869254
            ],
            [
              -120.06618553210254,
              48.271097779553166,
              636.791850869254
            ],
            [
              -120.0871448070504,
              48.271631038083754,
              431.411850869254
            ]
          ]
        ]
      },
      "bbox": [
        -120.0871448,
        48.27109778,
        431.4118509,
        -120.0653834,
        48.28562588,
        636.7918509
      ],
      "properties": {
        "datetime": "2018-07-20T01:09:04Z",
        "pc:count": 35032680,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716921.3016,
            "count": 35032680,
            "maximum": 717689.5735,
            "minimum": 716132.2935,
            "name": "X",
            "position": 0,
            "stddev": 430.4631894,
            "variance": 185298.5574
          },
          {
            "average": 5351383.807,
            "count": 35032680,
            "maximum": 5352151.032,
            "minimum": 5350593.472,
            "name": "Y",
            "position": 1,
            "stddev": 424.8681613,
            "variance": 180512.9545
          },
          {
            "average": 490.1585313,
            "count": 35032680,
            "maximum": 636.7918509,
            "minimum": 431.4118509,
            "name": "Z",
            "position": 2,
            "stddev": 46.01351835,
            "variance": 2117.243871
          },
          {
            "average": 1211.772563,
            "count": 35032680,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 433.6767239,
            "variance": 188075.5008
          },
          {
            "average": 1.029170449,
            "count": 35032680,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1827329018,
            "variance": 0.03339131341
          },
          {
            "average": 1.058339071,
            "count": 35032680,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2648596217,
            "variance": 0.07015061919
          },
          {
            "average": 0.4970256058,
            "count": 35032680,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49999116,
            "variance": 0.2499911601
          },
          {
            "average": 0.0002652666025,
            "count": 35032680,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01628484706,
            "variance": 0.0002651962437
          },
          {
            "average": 1.514728733,
            "count": 35032680,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5137043739,
            "variance": 0.2638921838
          },
          {
            "average": -0.3417187913,
            "count": 35032680,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.477835257,
            "variance": 71.87369065
          },
          {
            "average": 0,
            "count": 35032680,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.57442231,
            "count": 35032680,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.36742554,
            "variance": 5.604703688
          },
          {
            "average": 216082167.7,
            "count": 35032680,
            "maximum": 216084144.9,
            "minimum": 216079317.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1459.251314,
            "variance": 2129414.397
          },
          {
            "average": 0,
            "count": 35032680,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032680,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032680,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032680,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35032680,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716132.2935,
          5350593.472,
          431.4118509,
          717689.5735,
          5352151.032,
          636.7918509
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716132.2935114743,
                5350593.471864087,
                431.411850869254
              ],
              [
                716132.2935114743,
                5352151.031864087,
                431.411850869254
              ],
              [
                717689.5735114743,
                5352151.031864087,
                636.791850869254
              ],
              [
                717689.5735114743,
                5350593.471864087,
                636.791850869254
              ],
              [
                716132.2935114743,
                5350593.471864087,
                431.411850869254
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:09:04+00:00",
        "end_time": "2018-07-19T23:48:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1578808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1578808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1578808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1578808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0871448,
            48.27109778,
            431.4118509,
            -120.0653834,
            48.28562588,
            636.7918509
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0871448070504,
                  48.271631038083754,
                  431.411850869254
                ],
                [
                  -120.08634843279998,
                  48.28562588052596,
                  431.411850869254
                ],
                [
                  -120.06538344757152,
                  48.2850923614548,
                  636.791850869254
                ],
                [
                  -120.06618553210254,
                  48.271097779553166,
                  636.791850869254
                ],
                [
                  -120.0871448070504,
                  48.271631038083754,
                  431.411850869254
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1578808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1578808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:09:04Z",
            "pc:count": 35032680,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716921.3016,
                "count": 35032680,
                "maximum": 717689.5735,
                "minimum": 716132.2935,
                "name": "X",
                "position": 0,
                "stddev": 430.4631894,
                "variance": 185298.5574
              },
              {
                "average": 5351383.807,
                "count": 35032680,
                "maximum": 5352151.032,
                "minimum": 5350593.472,
                "name": "Y",
                "position": 1,
                "stddev": 424.8681613,
                "variance": 180512.9545
              },
              {
                "average": 490.1585313,
                "count": 35032680,
                "maximum": 636.7918509,
                "minimum": 431.4118509,
                "name": "Z",
                "position": 2,
                "stddev": 46.01351835,
                "variance": 2117.243871
              },
              {
                "average": 1211.772563,
                "count": 35032680,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 433.6767239,
                "variance": 188075.5008
              },
              {
                "average": 1.029170449,
                "count": 35032680,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1827329018,
                "variance": 0.03339131341
              },
              {
                "average": 1.058339071,
                "count": 35032680,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2648596217,
                "variance": 0.07015061919
              },
              {
                "average": 0.4970256058,
                "count": 35032680,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49999116,
                "variance": 0.2499911601
              },
              {
                "average": 0.0002652666025,
                "count": 35032680,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01628484706,
                "variance": 0.0002651962437
              },
              {
                "average": 1.514728733,
                "count": 35032680,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5137043739,
                "variance": 0.2638921838
              },
              {
                "average": -0.3417187913,
                "count": 35032680,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.477835257,
                "variance": 71.87369065
              },
              {
                "average": 0,
                "count": 35032680,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.57442231,
                "count": 35032680,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.36742554,
                "variance": 5.604703688
              },
              {
                "average": 216082167.7,
                "count": 35032680,
                "maximum": 216084144.9,
                "minimum": 216079317.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1459.251314,
                "variance": 2129414.397
              },
              {
                "average": 0,
                "count": 35032680,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032680,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032680,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032680,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35032680,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716132.2935,
              5350593.472,
              431.4118509,
              717689.5735,
              5352151.032,
              636.7918509
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716132.2935114743,
                    5350593.471864087,
                    431.411850869254
                  ],
                  [
                    716132.2935114743,
                    5352151.031864087,
                    431.411850869254
                  ],
                  [
                    717689.5735114743,
                    5352151.031864087,
                    636.791850869254
                  ],
                  [
                    717689.5735114743,
                    5350593.471864087,
                    636.791850869254
                  ],
                  [
                    716132.2935114743,
                    5350593.471864087,
                    431.411850869254
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:09:04+00:00",
            "end_time": "2018-07-19T23:48:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08725520124568,
              48.33909644913916,
              340.37562643938014
            ],
            [
              -120.0864567749927,
              48.35309454238195,
              340.37562643938014
            ],
            [
              -120.06546547302784,
              48.35256052161337,
              704.4956264393802
            ],
            [
              -120.06626963167581,
              48.33856268928899,
              704.4956264393802
            ],
            [
              -120.08725520124568,
              48.33909644913916,
              340.37562643938014
            ]
          ]
        ]
      },
      "bbox": [
        -120.0872552,
        48.33856269,
        340.3756264,
        -120.0654655,
        48.35309454,
        704.4956264
      ],
      "properties": {
        "datetime": "2018-07-20T01:11:20Z",
        "pc:count": 37510391,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716619.4517,
            "count": 37510391,
            "maximum": 717396.4206,
            "minimum": 715839.2406,
            "name": "X",
            "position": 0,
            "stddev": 432.0663334,
            "variance": 186681.3165
          },
          {
            "average": 5358856.745,
            "count": 37510391,
            "maximum": 5359648.892,
            "minimum": 5358090.952,
            "name": "Y",
            "position": 1,
            "stddev": 425.1070938,
            "variance": 180716.0412
          },
          {
            "average": 502.2696396,
            "count": 37510391,
            "maximum": 704.4956264,
            "minimum": 340.3756264,
            "name": "Z",
            "position": 2,
            "stddev": 52.10959544,
            "variance": 2715.409937
          },
          {
            "average": 1098.21951,
            "count": 37510391,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 448.6698933,
            "variance": 201304.6732
          },
          {
            "average": 1.069061504,
            "count": 37510391,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2837505934,
            "variance": 0.08051439928
          },
          {
            "average": 1.138124153,
            "count": 37510391,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4095267728,
            "variance": 0.1677121777
          },
          {
            "average": 0.4962578769,
            "count": 37510391,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499986003,
            "variance": 0.2499860032
          },
          {
            "average": 0.0002788027456,
            "count": 37510391,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01669505981,
            "variance": 0.0002787250221
          },
          {
            "average": 1.527724704,
            "count": 37510391,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5125644118,
            "variance": 0.2627222762
          },
          {
            "average": 0.1324348126,
            "count": 37510391,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.453030528,
            "variance": 71.45372511
          },
          {
            "average": 0,
            "count": 37510391,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.5246049,
            "count": 37510391,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.419580988,
            "variance": 5.85437216
          },
          {
            "average": 216082155.5,
            "count": 37510391,
            "maximum": 216084280.8,
            "minimum": 216079450.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1454.882391,
            "variance": 2116682.772
          },
          {
            "average": 0,
            "count": 37510391,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37510391,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37510391,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37510391,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37510391,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715839.2406,
          5358090.952,
          340.3756264,
          717396.4206,
          5359648.892,
          704.4956264
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715839.2405612591,
                5358090.952013577,
                340.37562643938014
              ],
              [
                715839.2405612591,
                5359648.892013577,
                340.37562643938014
              ],
              [
                717396.420561259,
                5359648.892013577,
                704.4956264393802
              ],
              [
                717396.420561259,
                5358090.952013577,
                704.4956264393802
              ],
              [
                715839.2405612591,
                5358090.952013577,
                340.37562643938014
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:11:20+00:00",
        "end_time": "2018-07-19T23:50:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0872552,
            48.33856269,
            340.3756264,
            -120.0654655,
            48.35309454,
            704.4956264
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08725520124568,
                  48.33909644913916,
                  340.37562643938014
                ],
                [
                  -120.0864567749927,
                  48.35309454238195,
                  340.37562643938014
                ],
                [
                  -120.06546547302784,
                  48.35256052161337,
                  704.4956264393802
                ],
                [
                  -120.06626963167581,
                  48.33856268928899,
                  704.4956264393802
                ],
                [
                  -120.08725520124568,
                  48.33909644913916,
                  340.37562643938014
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:11:20Z",
            "pc:count": 37510391,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716619.4517,
                "count": 37510391,
                "maximum": 717396.4206,
                "minimum": 715839.2406,
                "name": "X",
                "position": 0,
                "stddev": 432.0663334,
                "variance": 186681.3165
              },
              {
                "average": 5358856.745,
                "count": 37510391,
                "maximum": 5359648.892,
                "minimum": 5358090.952,
                "name": "Y",
                "position": 1,
                "stddev": 425.1070938,
                "variance": 180716.0412
              },
              {
                "average": 502.2696396,
                "count": 37510391,
                "maximum": 704.4956264,
                "minimum": 340.3756264,
                "name": "Z",
                "position": 2,
                "stddev": 52.10959544,
                "variance": 2715.409937
              },
              {
                "average": 1098.21951,
                "count": 37510391,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 448.6698933,
                "variance": 201304.6732
              },
              {
                "average": 1.069061504,
                "count": 37510391,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2837505934,
                "variance": 0.08051439928
              },
              {
                "average": 1.138124153,
                "count": 37510391,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4095267728,
                "variance": 0.1677121777
              },
              {
                "average": 0.4962578769,
                "count": 37510391,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499986003,
                "variance": 0.2499860032
              },
              {
                "average": 0.0002788027456,
                "count": 37510391,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01669505981,
                "variance": 0.0002787250221
              },
              {
                "average": 1.527724704,
                "count": 37510391,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5125644118,
                "variance": 0.2627222762
              },
              {
                "average": 0.1324348126,
                "count": 37510391,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.453030528,
                "variance": 71.45372511
              },
              {
                "average": 0,
                "count": 37510391,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.5246049,
                "count": 37510391,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.419580988,
                "variance": 5.85437216
              },
              {
                "average": 216082155.5,
                "count": 37510391,
                "maximum": 216084280.8,
                "minimum": 216079450.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1454.882391,
                "variance": 2116682.772
              },
              {
                "average": 0,
                "count": 37510391,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37510391,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37510391,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37510391,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37510391,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715839.2406,
              5358090.952,
              340.3756264,
              717396.4206,
              5359648.892,
              704.4956264
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715839.2405612591,
                    5358090.952013577,
                    340.37562643938014
                  ],
                  [
                    715839.2405612591,
                    5359648.892013577,
                    340.37562643938014
                  ],
                  [
                    717396.420561259,
                    5359648.892013577,
                    704.4956264393802
                  ],
                  [
                    717396.420561259,
                    5358090.952013577,
                    704.4956264393802
                  ],
                  [
                    715839.2405612591,
                    5358090.952013577,
                    340.37562643938014
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:11:20+00:00",
            "end_time": "2018-07-19T23:50:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1280334243766,
              48.47400229499206,
              729.089853625713
            ],
            [
              -120.12724227735194,
              48.48800325828942,
              729.089853625713
            ],
            [
              -120.10619594648257,
              48.48747562000641,
              999.549853625713
            ],
            [
              -120.10699286994341,
              48.47347491470918,
              999.549853625713
            ],
            [
              -120.1280334243766,
              48.47400229499206,
              729.089853625713
            ]
          ]
        ]
      },
      "bbox": [
        -120.1280334,
        48.47347491,
        729.0898536,
        -120.1061959,
        48.48800326,
        999.5498536
      ],
      "properties": {
        "datetime": "2018-07-20T03:08:06Z",
        "pc:count": 32773316,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713082.2799,
            "count": 32773316,
            "maximum": 713812.3576,
            "minimum": 712255.2776,
            "name": "X",
            "position": 0,
            "stddev": 403.9092163,
            "variance": 163142.655
          },
          {
            "average": 5373759.955,
            "count": 32773316,
            "maximum": 5374528.211,
            "minimum": 5372969.971,
            "name": "Y",
            "position": 1,
            "stddev": 429.2197579,
            "variance": 184229.6006
          },
          {
            "average": 808.2088908,
            "count": 32773316,
            "maximum": 999.5498536,
            "minimum": 729.0898536,
            "name": "Z",
            "position": 2,
            "stddev": 42.21026897,
            "variance": 1781.706807
          },
          {
            "average": 969.1591452,
            "count": 32773316,
            "maximum": 4095,
            "minimum": 10,
            "name": "Intensity",
            "position": 3,
            "stddev": 477.8418843,
            "variance": 228332.8664
          },
          {
            "average": 1.200055801,
            "count": 32773316,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5091443455,
            "variance": 0.2592279645
          },
          {
            "average": 1.40023347,
            "count": 32773316,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7333669075,
            "variance": 0.537827021
          },
          {
            "average": 0.4968623559,
            "count": 32773316,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901627,
            "variance": 0.2499901628
          },
          {
            "average": 0.0002152665907,
            "count": 32773316,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0146703871,
            "variance": 0.0002152202575
          },
          {
            "average": 1.506671586,
            "count": 32773316,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5252386217,
            "variance": 0.2758756097
          },
          {
            "average": 1.114057413,
            "count": 32773316,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.960922575,
            "variance": 99.21997855
          },
          {
            "average": 0,
            "count": 32773316,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.38736453,
            "count": 32773316,
            "maximum": 89,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.002668396,
            "variance": 4.010680706
          },
          {
            "average": 216088881.1,
            "count": 32773316,
            "maximum": 216091286,
            "minimum": 216087008.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1271.946057,
            "variance": 1617846.772
          },
          {
            "average": 0,
            "count": 32773316,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32773316,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32773316,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32773316,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32773316,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712255.2776,
          5372969.971,
          729.0898536,
          713812.3576,
          5374528.211,
          999.5498536
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712255.2775960631,
                5372969.971432832,
                729.089853625713
              ],
              [
                712255.2775960631,
                5374528.211432832,
                729.089853625713
              ],
              [
                713812.3575960632,
                5374528.211432832,
                999.549853625713
              ],
              [
                713812.3575960632,
                5372969.971432832,
                999.549853625713
              ],
              [
                712255.2775960631,
                5372969.971432832,
                729.089853625713
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:08:06+00:00",
        "end_time": "2018-07-20T01:56:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1280334,
            48.47347491,
            729.0898536,
            -120.1061959,
            48.48800326,
            999.5498536
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1280334243766,
                  48.47400229499206,
                  729.089853625713
                ],
                [
                  -120.12724227735194,
                  48.48800325828942,
                  729.089853625713
                ],
                [
                  -120.10619594648257,
                  48.48747562000641,
                  999.549853625713
                ],
                [
                  -120.10699286994341,
                  48.47347491470918,
                  999.549853625713
                ],
                [
                  -120.1280334243766,
                  48.47400229499206,
                  729.089853625713
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:08:06Z",
            "pc:count": 32773316,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713082.2799,
                "count": 32773316,
                "maximum": 713812.3576,
                "minimum": 712255.2776,
                "name": "X",
                "position": 0,
                "stddev": 403.9092163,
                "variance": 163142.655
              },
              {
                "average": 5373759.955,
                "count": 32773316,
                "maximum": 5374528.211,
                "minimum": 5372969.971,
                "name": "Y",
                "position": 1,
                "stddev": 429.2197579,
                "variance": 184229.6006
              },
              {
                "average": 808.2088908,
                "count": 32773316,
                "maximum": 999.5498536,
                "minimum": 729.0898536,
                "name": "Z",
                "position": 2,
                "stddev": 42.21026897,
                "variance": 1781.706807
              },
              {
                "average": 969.1591452,
                "count": 32773316,
                "maximum": 4095,
                "minimum": 10,
                "name": "Intensity",
                "position": 3,
                "stddev": 477.8418843,
                "variance": 228332.8664
              },
              {
                "average": 1.200055801,
                "count": 32773316,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5091443455,
                "variance": 0.2592279645
              },
              {
                "average": 1.40023347,
                "count": 32773316,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7333669075,
                "variance": 0.537827021
              },
              {
                "average": 0.4968623559,
                "count": 32773316,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901627,
                "variance": 0.2499901628
              },
              {
                "average": 0.0002152665907,
                "count": 32773316,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0146703871,
                "variance": 0.0002152202575
              },
              {
                "average": 1.506671586,
                "count": 32773316,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5252386217,
                "variance": 0.2758756097
              },
              {
                "average": 1.114057413,
                "count": 32773316,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.960922575,
                "variance": 99.21997855
              },
              {
                "average": 0,
                "count": 32773316,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.38736453,
                "count": 32773316,
                "maximum": 89,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.002668396,
                "variance": 4.010680706
              },
              {
                "average": 216088881.1,
                "count": 32773316,
                "maximum": 216091286,
                "minimum": 216087008.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1271.946057,
                "variance": 1617846.772
              },
              {
                "average": 0,
                "count": 32773316,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32773316,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32773316,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32773316,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32773316,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712255.2776,
              5372969.971,
              729.0898536,
              713812.3576,
              5374528.211,
              999.5498536
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712255.2775960631,
                    5372969.971432832,
                    729.089853625713
                  ],
                  [
                    712255.2775960631,
                    5374528.211432832,
                    729.089853625713
                  ],
                  [
                    713812.3575960632,
                    5374528.211432832,
                    999.549853625713
                  ],
                  [
                    713812.3575960632,
                    5372969.971432832,
                    999.549853625713
                  ],
                  [
                    712255.2775960631,
                    5372969.971432832,
                    729.089853625713
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:08:06+00:00",
            "end_time": "2018-07-20T01:56:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02658736653962,
              48.36611182143867,
              663.8882120048492
            ],
            [
              -120.02577142625579,
              48.38011124172496,
              663.8882120048492
            ],
            [
              -120.00476936180961,
              48.37956589991389,
              886.7882120048492
            ],
            [
              -120.00559104280529,
              48.36556674613257,
              886.7882120048492
            ],
            [
              -120.02658736653962,
              48.36611182143867,
              663.8882120048492
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265874,
        48.36556675,
        663.888212,
        -120.0047694,
        48.38011124,
        886.788212
      ],
      "properties": {
        "datetime": "2018-07-19T19:24:14Z",
        "pc:count": 26161932,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720988.127,
            "count": 26161932,
            "maximum": 721775.0716,
            "minimum": 720217.8316,
            "name": "X",
            "position": 0,
            "stddev": 436.2845221,
            "variance": 190344.1842
          },
          {
            "average": 5362044.318,
            "count": 26161932,
            "maximum": 5362824.149,
            "minimum": 5361265.969,
            "name": "Y",
            "position": 1,
            "stddev": 435.1971242,
            "variance": 189396.5369
          },
          {
            "average": 774.4789832,
            "count": 26161932,
            "maximum": 886.788212,
            "minimum": 663.888212,
            "name": "Z",
            "position": 2,
            "stddev": 49.98332373,
            "variance": 2498.332651
          },
          {
            "average": 1144.287797,
            "count": 26161932,
            "maximum": 4095,
            "minimum": 405,
            "name": "Intensity",
            "position": 3,
            "stddev": 155.9588393,
            "variance": 24323.15956
          },
          {
            "average": 1.005872884,
            "count": 26161932,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.08097291473,
            "variance": 0.00655661292
          },
          {
            "average": 1.011746036,
            "count": 26161932,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1173143141,
            "variance": 0.01376264829
          },
          {
            "average": 0.4969295081,
            "count": 26161932,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999905815,
            "variance": 0.2499905816
          },
          {
            "average": 0.000249255292,
            "count": 26161932,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01578585358,
            "variance": 0.0002491931733
          },
          {
            "average": 1.744021122,
            "count": 26161932,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4554820651,
            "variance": 0.2074639116
          },
          {
            "average": -1.008283274,
            "count": 26161932,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.727504564,
            "variance": 76.16933591
          },
          {
            "average": 0,
            "count": 26161932,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.38652413,
            "count": 26161932,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.084821829,
            "variance": 4.34648206
          },
          {
            "average": 216061011.8,
            "count": 26161932,
            "maximum": 216063454.1,
            "minimum": 216059474.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1034.136647,
            "variance": 1069438.605
          },
          {
            "average": 0,
            "count": 26161932,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26161932,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26161932,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26161932,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26161932,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720217.8316,
          5361265.969,
          663.888212,
          721775.0716,
          5362824.149,
          886.788212
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720217.8315546598,
                5361265.968690671,
                663.8882120048492
              ],
              [
                720217.8315546598,
                5362824.148690671,
                663.8882120048492
              ],
              [
                721775.0715546597,
                5362824.148690671,
                886.7882120048492
              ],
              [
                721775.0715546597,
                5361265.968690671,
                886.7882120048492
              ],
              [
                720217.8315546598,
                5361265.968690671,
                663.8882120048492
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:24:14+00:00",
        "end_time": "2018-07-19T18:17:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265874,
            48.36556675,
            663.888212,
            -120.0047694,
            48.38011124,
            886.788212
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02658736653962,
                  48.36611182143867,
                  663.8882120048492
                ],
                [
                  -120.02577142625579,
                  48.38011124172496,
                  663.8882120048492
                ],
                [
                  -120.00476936180961,
                  48.37956589991389,
                  886.7882120048492
                ],
                [
                  -120.00559104280529,
                  48.36556674613257,
                  886.7882120048492
                ],
                [
                  -120.02658736653962,
                  48.36611182143867,
                  663.8882120048492
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:24:14Z",
            "pc:count": 26161932,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720988.127,
                "count": 26161932,
                "maximum": 721775.0716,
                "minimum": 720217.8316,
                "name": "X",
                "position": 0,
                "stddev": 436.2845221,
                "variance": 190344.1842
              },
              {
                "average": 5362044.318,
                "count": 26161932,
                "maximum": 5362824.149,
                "minimum": 5361265.969,
                "name": "Y",
                "position": 1,
                "stddev": 435.1971242,
                "variance": 189396.5369
              },
              {
                "average": 774.4789832,
                "count": 26161932,
                "maximum": 886.788212,
                "minimum": 663.888212,
                "name": "Z",
                "position": 2,
                "stddev": 49.98332373,
                "variance": 2498.332651
              },
              {
                "average": 1144.287797,
                "count": 26161932,
                "maximum": 4095,
                "minimum": 405,
                "name": "Intensity",
                "position": 3,
                "stddev": 155.9588393,
                "variance": 24323.15956
              },
              {
                "average": 1.005872884,
                "count": 26161932,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.08097291473,
                "variance": 0.00655661292
              },
              {
                "average": 1.011746036,
                "count": 26161932,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1173143141,
                "variance": 0.01376264829
              },
              {
                "average": 0.4969295081,
                "count": 26161932,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999905815,
                "variance": 0.2499905816
              },
              {
                "average": 0.000249255292,
                "count": 26161932,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01578585358,
                "variance": 0.0002491931733
              },
              {
                "average": 1.744021122,
                "count": 26161932,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4554820651,
                "variance": 0.2074639116
              },
              {
                "average": -1.008283274,
                "count": 26161932,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.727504564,
                "variance": 76.16933591
              },
              {
                "average": 0,
                "count": 26161932,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.38652413,
                "count": 26161932,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.084821829,
                "variance": 4.34648206
              },
              {
                "average": 216061011.8,
                "count": 26161932,
                "maximum": 216063454.1,
                "minimum": 216059474.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1034.136647,
                "variance": 1069438.605
              },
              {
                "average": 0,
                "count": 26161932,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26161932,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26161932,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26161932,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26161932,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720217.8316,
              5361265.969,
              663.888212,
              721775.0716,
              5362824.149,
              886.788212
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720217.8315546598,
                    5361265.968690671,
                    663.8882120048492
                  ],
                  [
                    720217.8315546598,
                    5362824.148690671,
                    663.8882120048492
                  ],
                  [
                    721775.0715546597,
                    5362824.148690671,
                    886.7882120048492
                  ],
                  [
                    721775.0715546597,
                    5361265.968690671,
                    886.7882120048492
                  ],
                  [
                    720217.8315546598,
                    5361265.968690671,
                    663.8882120048492
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:24:14+00:00",
            "end_time": "2018-07-19T18:17:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04696882926633,
              48.5280415655408,
              1645.0460312235966
            ],
            [
              -120.04615369993599,
              48.54204354371194,
              1645.0460312235966
            ],
            [
              -120.0252545422218,
              48.5415049757219,
              2033.3460312235968
            ],
            [
              -120.02607541812279,
              48.527503260976175,
              2033.3460312235968
            ],
            [
              -120.04696882926633,
              48.5280415655408,
              1645.0460312235966
            ]
          ]
        ]
      },
      "bbox": [
        -120.0469688,
        48.52750326,
        1645.046031,
        -120.0252545,
        48.54204354,
        2033.346031
      ],
      "properties": {
        "datetime": "2018-07-19T23:20:15Z",
        "pc:count": 37451228,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718801.8279,
            "count": 37451228,
            "maximum": 719558.4177,
            "minimum": 718013.7577,
            "name": "X",
            "position": 0,
            "stddev": 422.1228447,
            "variance": 178187.696
          },
          {
            "average": 5380001,
            "count": 37451228,
            "maximum": 5380762.424,
            "minimum": 5379203.944,
            "name": "Y",
            "position": 1,
            "stddev": 430.5801864,
            "variance": 185399.2969
          },
          {
            "average": 1822.940221,
            "count": 37451228,
            "maximum": 2033.346031,
            "minimum": 1645.046031,
            "name": "Z",
            "position": 2,
            "stddev": 86.34691085,
            "variance": 7455.789014
          },
          {
            "average": 1615.676612,
            "count": 37451228,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 994.6139035,
            "variance": 989256.817
          },
          {
            "average": 1.402455935,
            "count": 37451228,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7176408181,
            "variance": 0.5150083437
          },
          {
            "average": 1.805148098,
            "count": 37451228,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9903465285,
            "variance": 0.9807862464
          },
          {
            "average": 0.4977714749,
            "count": 37451228,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999950403,
            "variance": 0.2499950404
          },
          {
            "average": 0.0002909116892,
            "count": 37451228,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01705365261,
            "variance": 0.0002908270674
          },
          {
            "average": 1.359930147,
            "count": 37451228,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5315498553,
            "variance": 0.2825452487
          },
          {
            "average": -3.038398,
            "count": 37451228,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.19861227,
            "variance": 230.9978151
          },
          {
            "average": 0,
            "count": 37451228,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.76392779,
            "count": 37451228,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.035633532,
            "variance": 81.64267333
          },
          {
            "average": 216065436.4,
            "count": 37451228,
            "maximum": 216077615.3,
            "minimum": 216061162.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5160.749327,
            "variance": 26633333.62
          },
          {
            "average": 0,
            "count": 37451228,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37451228,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37451228,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37451228,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37451228,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718013.7577,
          5379203.944,
          1645.046031,
          719558.4177,
          5380762.424,
          2033.346031
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718013.7577082794,
                5379203.943591703,
                1645.0460312235966
              ],
              [
                718013.7577082794,
                5380762.423591703,
                1645.0460312235966
              ],
              [
                719558.4177082793,
                5380762.423591703,
                2033.3460312235968
              ],
              [
                719558.4177082793,
                5379203.943591703,
                2033.3460312235968
              ],
              [
                718013.7577082794,
                5379203.943591703,
                1645.0460312235966
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:20:15+00:00",
        "end_time": "2018-07-19T18:46:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0469688,
            48.52750326,
            1645.046031,
            -120.0252545,
            48.54204354,
            2033.346031
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04696882926633,
                  48.5280415655408,
                  1645.0460312235966
                ],
                [
                  -120.04615369993599,
                  48.54204354371194,
                  1645.0460312235966
                ],
                [
                  -120.0252545422218,
                  48.5415049757219,
                  2033.3460312235968
                ],
                [
                  -120.02607541812279,
                  48.527503260976175,
                  2033.3460312235968
                ],
                [
                  -120.04696882926633,
                  48.5280415655408,
                  1645.0460312235966
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:20:15Z",
            "pc:count": 37451228,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718801.8279,
                "count": 37451228,
                "maximum": 719558.4177,
                "minimum": 718013.7577,
                "name": "X",
                "position": 0,
                "stddev": 422.1228447,
                "variance": 178187.696
              },
              {
                "average": 5380001,
                "count": 37451228,
                "maximum": 5380762.424,
                "minimum": 5379203.944,
                "name": "Y",
                "position": 1,
                "stddev": 430.5801864,
                "variance": 185399.2969
              },
              {
                "average": 1822.940221,
                "count": 37451228,
                "maximum": 2033.346031,
                "minimum": 1645.046031,
                "name": "Z",
                "position": 2,
                "stddev": 86.34691085,
                "variance": 7455.789014
              },
              {
                "average": 1615.676612,
                "count": 37451228,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 994.6139035,
                "variance": 989256.817
              },
              {
                "average": 1.402455935,
                "count": 37451228,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7176408181,
                "variance": 0.5150083437
              },
              {
                "average": 1.805148098,
                "count": 37451228,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9903465285,
                "variance": 0.9807862464
              },
              {
                "average": 0.4977714749,
                "count": 37451228,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999950403,
                "variance": 0.2499950404
              },
              {
                "average": 0.0002909116892,
                "count": 37451228,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01705365261,
                "variance": 0.0002908270674
              },
              {
                "average": 1.359930147,
                "count": 37451228,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5315498553,
                "variance": 0.2825452487
              },
              {
                "average": -3.038398,
                "count": 37451228,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.19861227,
                "variance": 230.9978151
              },
              {
                "average": 0,
                "count": 37451228,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.76392779,
                "count": 37451228,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.035633532,
                "variance": 81.64267333
              },
              {
                "average": 216065436.4,
                "count": 37451228,
                "maximum": 216077615.3,
                "minimum": 216061162.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5160.749327,
                "variance": 26633333.62
              },
              {
                "average": 0,
                "count": 37451228,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37451228,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37451228,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37451228,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37451228,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718013.7577,
              5379203.944,
              1645.046031,
              719558.4177,
              5380762.424,
              2033.346031
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718013.7577082794,
                    5379203.943591703,
                    1645.0460312235966
                  ],
                  [
                    718013.7577082794,
                    5380762.423591703,
                    1645.0460312235966
                  ],
                  [
                    719558.4177082793,
                    5380762.423591703,
                    2033.3460312235968
                  ],
                  [
                    719558.4177082793,
                    5379203.943591703,
                    2033.3460312235968
                  ],
                  [
                    718013.7577082794,
                    5379203.943591703,
                    1645.0460312235966
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:20:15+00:00",
            "end_time": "2018-07-19T18:46:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06711363809178,
              48.40657842303926,
              699.111296525399
            ],
            [
              -120.0663076649997,
              48.420578256075345,
              699.111296525399
            ],
            [
              -120.04528816361916,
              48.42003997888236,
              1033.711296525399
            ],
            [
              -120.04609989098826,
              48.406040408951384,
              1033.711296525399
            ],
            [
              -120.06711363809178,
              48.40657842303926,
              699.111296525399
            ]
          ]
        ]
      },
      "bbox": [
        -120.0671136,
        48.40604041,
        699.1112965,
        -120.0452882,
        48.42057826,
        1033.711297
      ],
      "properties": {
        "datetime": "2018-07-20T00:18:34Z",
        "pc:count": 32021097,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717808.1146,
            "count": 32021097,
            "maximum": 718601.6446,
            "minimum": 717044.4046,
            "name": "X",
            "position": 0,
            "stddev": 432.7279456,
            "variance": 187253.4749
          },
          {
            "average": 5366429.195,
            "count": 32021097,
            "maximum": 5367205.739,
            "minimum": 5365647.559,
            "name": "Y",
            "position": 1,
            "stddev": 437.965712,
            "variance": 191813.9649
          },
          {
            "average": 851.1849889,
            "count": 32021097,
            "maximum": 1033.711297,
            "minimum": 699.1112965,
            "name": "Z",
            "position": 2,
            "stddev": 84.95349005,
            "variance": 7217.095472
          },
          {
            "average": 1101.50846,
            "count": 32021097,
            "maximum": 4095,
            "minimum": 81,
            "name": "Intensity",
            "position": 3,
            "stddev": 268.6723406,
            "variance": 72184.8266
          },
          {
            "average": 1.007503522,
            "count": 32021097,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.08774887552,
            "variance": 0.007699865155
          },
          {
            "average": 1.015007762,
            "count": 32021097,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1246614106,
            "variance": 0.01554046729
          },
          {
            "average": 0.4962592943,
            "count": 32021097,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999860147,
            "variance": 0.2499860149
          },
          {
            "average": 0.0002786600347,
            "count": 32021097,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01669078764,
            "variance": 0.0002785823919
          },
          {
            "average": 1.562253879,
            "count": 32021097,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5525936901,
            "variance": 0.3053597863
          },
          {
            "average": 2.549444594,
            "count": 32021097,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.215444895,
            "variance": 84.92442461
          },
          {
            "average": 0,
            "count": 32021097,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.03311539,
            "count": 32021097,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.436346072,
            "variance": 55.2992429
          },
          {
            "average": 216077801.3,
            "count": 32021097,
            "maximum": 216081114.7,
            "minimum": 216064143.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4208.304467,
            "variance": 17709826.48
          },
          {
            "average": 0,
            "count": 32021097,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32021097,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32021097,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32021097,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32021097,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717044.4046,
          5365647.559,
          699.1112965,
          718601.6446,
          5367205.739,
          1033.711297
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717044.4045550037,
                5365647.559493966,
                699.111296525399
              ],
              [
                717044.4045550037,
                5367205.739493966,
                699.111296525399
              ],
              [
                718601.6445550037,
                5367205.739493966,
                1033.711296525399
              ],
              [
                718601.6445550037,
                5365647.559493966,
                1033.711296525399
              ],
              [
                717044.4045550037,
                5365647.559493966,
                699.111296525399
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:18:34+00:00",
        "end_time": "2018-07-19T19:35:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0671136,
            48.40604041,
            699.1112965,
            -120.0452882,
            48.42057826,
            1033.711297
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06711363809178,
                  48.40657842303926,
                  699.111296525399
                ],
                [
                  -120.0663076649997,
                  48.420578256075345,
                  699.111296525399
                ],
                [
                  -120.04528816361916,
                  48.42003997888236,
                  1033.711296525399
                ],
                [
                  -120.04609989098826,
                  48.406040408951384,
                  1033.711296525399
                ],
                [
                  -120.06711363809178,
                  48.40657842303926,
                  699.111296525399
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:18:34Z",
            "pc:count": 32021097,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717808.1146,
                "count": 32021097,
                "maximum": 718601.6446,
                "minimum": 717044.4046,
                "name": "X",
                "position": 0,
                "stddev": 432.7279456,
                "variance": 187253.4749
              },
              {
                "average": 5366429.195,
                "count": 32021097,
                "maximum": 5367205.739,
                "minimum": 5365647.559,
                "name": "Y",
                "position": 1,
                "stddev": 437.965712,
                "variance": 191813.9649
              },
              {
                "average": 851.1849889,
                "count": 32021097,
                "maximum": 1033.711297,
                "minimum": 699.1112965,
                "name": "Z",
                "position": 2,
                "stddev": 84.95349005,
                "variance": 7217.095472
              },
              {
                "average": 1101.50846,
                "count": 32021097,
                "maximum": 4095,
                "minimum": 81,
                "name": "Intensity",
                "position": 3,
                "stddev": 268.6723406,
                "variance": 72184.8266
              },
              {
                "average": 1.007503522,
                "count": 32021097,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.08774887552,
                "variance": 0.007699865155
              },
              {
                "average": 1.015007762,
                "count": 32021097,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1246614106,
                "variance": 0.01554046729
              },
              {
                "average": 0.4962592943,
                "count": 32021097,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999860147,
                "variance": 0.2499860149
              },
              {
                "average": 0.0002786600347,
                "count": 32021097,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01669078764,
                "variance": 0.0002785823919
              },
              {
                "average": 1.562253879,
                "count": 32021097,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5525936901,
                "variance": 0.3053597863
              },
              {
                "average": 2.549444594,
                "count": 32021097,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.215444895,
                "variance": 84.92442461
              },
              {
                "average": 0,
                "count": 32021097,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.03311539,
                "count": 32021097,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.436346072,
                "variance": 55.2992429
              },
              {
                "average": 216077801.3,
                "count": 32021097,
                "maximum": 216081114.7,
                "minimum": 216064143.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4208.304467,
                "variance": 17709826.48
              },
              {
                "average": 0,
                "count": 32021097,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32021097,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32021097,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32021097,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32021097,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717044.4046,
              5365647.559,
              699.1112965,
              718601.6446,
              5367205.739,
              1033.711297
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717044.4045550037,
                    5365647.559493966,
                    699.111296525399
                  ],
                  [
                    717044.4045550037,
                    5367205.739493966,
                    699.111296525399
                  ],
                  [
                    718601.6445550037,
                    5367205.739493966,
                    1033.711296525399
                  ],
                  [
                    718601.6445550037,
                    5365647.559493966,
                    1033.711296525399
                  ],
                  [
                    717044.4045550037,
                    5365647.559493966,
                    699.111296525399
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:18:34+00:00",
            "end_time": "2018-07-19T19:35:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10805652713827,
              48.6224732526364,
              1206.99604134666
            ],
            [
              -120.10725552108305,
              48.63647702136557,
              1206.99604134666
            ],
            [
              -120.08615004531222,
              48.63594457495645,
              1641.39604134666
            ],
            [
              -120.08695687542544,
              48.62194106680114,
              1641.39604134666
            ],
            [
              -120.10805652713827,
              48.6224732526364,
              1206.99604134666
            ]
          ]
        ]
      },
      "bbox": [
        -120.1080565,
        48.62194107,
        1206.996041,
        -120.08615,
        48.63647702,
        1641.396041
      ],
      "properties": {
        "datetime": "2018-07-20T02:13:32Z",
        "pc:count": 58387597,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713831.4975,
            "count": 58387597,
            "maximum": 714663.6804,
            "minimum": 713106.7604,
            "name": "X",
            "position": 0,
            "stddev": 434.2711721,
            "variance": 188591.4509
          },
          {
            "average": 5390276.367,
            "count": 58387597,
            "maximum": 5391085.157,
            "minimum": 5389526.537,
            "name": "Y",
            "position": 1,
            "stddev": 431.1547584,
            "variance": 185894.4257
          },
          {
            "average": 1406.812365,
            "count": 58387597,
            "maximum": 1641.396041,
            "minimum": 1206.996041,
            "name": "Z",
            "position": 2,
            "stddev": 94.56439409,
            "variance": 8942.42463
          },
          {
            "average": 643.8870108,
            "count": 58387597,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 484.331495,
            "variance": 234576.997
          },
          {
            "average": 1.615484741,
            "count": 58387597,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8616246064,
            "variance": 0.7423969623
          },
          {
            "average": 2.230826043,
            "count": 58387597,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.11030768,
            "variance": 1.232783144
          },
          {
            "average": 0.4974132092,
            "count": 58387597,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999933128,
            "variance": 0.2499933128
          },
          {
            "average": 0.0003013996277,
            "count": 58387597,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0173582485,
            "variance": 0.0003013087912
          },
          {
            "average": 1.255712271,
            "count": 58387597,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4874560303,
            "variance": 0.2376133815
          },
          {
            "average": -0.240585458,
            "count": 58387597,
            "maximum": 24,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.00573202,
            "variance": 196.1605295
          },
          {
            "average": 0,
            "count": 58387597,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.48767157,
            "count": 58387597,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.254451984,
            "variance": 5.082553748
          },
          {
            "average": 216085791.1,
            "count": 58387597,
            "maximum": 216088012.4,
            "minimum": 216083032.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1388.329642,
            "variance": 1927459.195
          },
          {
            "average": 0,
            "count": 58387597,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58387597,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58387597,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58387597,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58387597,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713106.7604,
          5389526.537,
          1206.996041,
          714663.6804,
          5391085.157,
          1641.396041
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713106.7603947315,
                5389526.537421265,
                1206.99604134666
              ],
              [
                713106.7603947315,
                5391085.157421264,
                1206.99604134666
              ],
              [
                714663.6803947315,
                5391085.157421264,
                1641.39604134666
              ],
              [
                714663.6803947315,
                5389526.537421265,
                1641.39604134666
              ],
              [
                713106.7603947315,
                5389526.537421265,
                1206.99604134666
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:13:32+00:00",
        "end_time": "2018-07-20T00:50:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1080565,
            48.62194107,
            1206.996041,
            -120.08615,
            48.63647702,
            1641.396041
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10805652713827,
                  48.6224732526364,
                  1206.99604134666
                ],
                [
                  -120.10725552108305,
                  48.63647702136557,
                  1206.99604134666
                ],
                [
                  -120.08615004531222,
                  48.63594457495645,
                  1641.39604134666
                ],
                [
                  -120.08695687542544,
                  48.62194106680114,
                  1641.39604134666
                ],
                [
                  -120.10805652713827,
                  48.6224732526364,
                  1206.99604134666
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:13:32Z",
            "pc:count": 58387597,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713831.4975,
                "count": 58387597,
                "maximum": 714663.6804,
                "minimum": 713106.7604,
                "name": "X",
                "position": 0,
                "stddev": 434.2711721,
                "variance": 188591.4509
              },
              {
                "average": 5390276.367,
                "count": 58387597,
                "maximum": 5391085.157,
                "minimum": 5389526.537,
                "name": "Y",
                "position": 1,
                "stddev": 431.1547584,
                "variance": 185894.4257
              },
              {
                "average": 1406.812365,
                "count": 58387597,
                "maximum": 1641.396041,
                "minimum": 1206.996041,
                "name": "Z",
                "position": 2,
                "stddev": 94.56439409,
                "variance": 8942.42463
              },
              {
                "average": 643.8870108,
                "count": 58387597,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 484.331495,
                "variance": 234576.997
              },
              {
                "average": 1.615484741,
                "count": 58387597,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8616246064,
                "variance": 0.7423969623
              },
              {
                "average": 2.230826043,
                "count": 58387597,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.11030768,
                "variance": 1.232783144
              },
              {
                "average": 0.4974132092,
                "count": 58387597,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999933128,
                "variance": 0.2499933128
              },
              {
                "average": 0.0003013996277,
                "count": 58387597,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0173582485,
                "variance": 0.0003013087912
              },
              {
                "average": 1.255712271,
                "count": 58387597,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4874560303,
                "variance": 0.2376133815
              },
              {
                "average": -0.240585458,
                "count": 58387597,
                "maximum": 24,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.00573202,
                "variance": 196.1605295
              },
              {
                "average": 0,
                "count": 58387597,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.48767157,
                "count": 58387597,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.254451984,
                "variance": 5.082553748
              },
              {
                "average": 216085791.1,
                "count": 58387597,
                "maximum": 216088012.4,
                "minimum": 216083032.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1388.329642,
                "variance": 1927459.195
              },
              {
                "average": 0,
                "count": 58387597,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58387597,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58387597,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58387597,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58387597,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713106.7604,
              5389526.537,
              1206.996041,
              714663.6804,
              5391085.157,
              1641.396041
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713106.7603947315,
                    5389526.537421265,
                    1206.99604134666
                  ],
                  [
                    713106.7603947315,
                    5391085.157421264,
                    1206.99604134666
                  ],
                  [
                    714663.6803947315,
                    5391085.157421264,
                    1641.39604134666
                  ],
                  [
                    714663.6803947315,
                    5389526.537421265,
                    1641.39604134666
                  ],
                  [
                    713106.7603947315,
                    5389526.537421265,
                    1206.99604134666
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:13:32+00:00",
            "end_time": "2018-07-20T00:50:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1575808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0869068487889,
              48.248054406332926,
              586.4166927484482
            ],
            [
              -120.08630484250716,
              48.25864250122279,
              586.4166927484482
            ],
            [
              -120.06571418566774,
              48.258118475615724,
              815.8166927484483
            ],
            [
              -120.06632043140905,
              48.247530574327556,
              815.8166927484483
            ],
            [
              -120.0869068487889,
              48.248054406332926,
              586.4166927484482
            ]
          ]
        ]
      },
      "bbox": [
        -120.0869068,
        48.24753057,
        586.4166927,
        -120.0657142,
        48.2586425,
        815.8166927
      ],
      "properties": {
        "datetime": "2018-07-20T01:08:07Z",
        "pc:count": 26170927,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717034.5483,
            "count": 26170927,
            "maximum": 717779.7178,
            "minimum": 716249.4378,
            "name": "X",
            "position": 0,
            "stddev": 402.4924033,
            "variance": 162000.1347
          },
          {
            "average": 5348633.385,
            "count": 26170927,
            "maximum": 5349152.361,
            "minimum": 5347973.961,
            "name": "Y",
            "position": 1,
            "stddev": 301.4357656,
            "variance": 90863.5208
          },
          {
            "average": 687.7770579,
            "count": 26170927,
            "maximum": 815.8166927,
            "minimum": 586.4166927,
            "name": "Z",
            "position": 2,
            "stddev": 45.72151784,
            "variance": 2090.457193
          },
          {
            "average": 1154.472246,
            "count": 26170927,
            "maximum": 4095,
            "minimum": 89,
            "name": "Intensity",
            "position": 3,
            "stddev": 373.9813866,
            "variance": 139862.0775
          },
          {
            "average": 1.065806572,
            "count": 26170927,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2813709247,
            "variance": 0.07916959724
          },
          {
            "average": 1.131591938,
            "count": 26170927,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4090688051,
            "variance": 0.1673372873
          },
          {
            "average": 0.4956083902,
            "count": 26170927,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999807229,
            "variance": 0.2499807233
          },
          {
            "average": 0.0002668610095,
            "count": 26170927,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01633370151,
            "variance": 0.0002667898049
          },
          {
            "average": 1.48110493,
            "count": 26170927,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5153090868,
            "variance": 0.265543455
          },
          {
            "average": -0.2496504085,
            "count": 26170927,
            "maximum": 13.99800014,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.068954249,
            "variance": 82.24593118
          },
          {
            "average": 0,
            "count": 26170927,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.51628851,
            "count": 26170927,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.202456252,
            "variance": 4.85081354
          },
          {
            "average": 216082127.5,
            "count": 26170927,
            "maximum": 216084087.9,
            "minimum": 216079273.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1380.0394,
            "variance": 1904508.747
          },
          {
            "average": 0,
            "count": 26170927,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26170927,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26170927,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26170927,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26170927,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716249.4378,
          5347973.961,
          586.4166927,
          717779.7178,
          5349152.361,
          815.8166927
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716249.4377929873,
                5347973.960983645,
                586.4166927484482
              ],
              [
                716249.4377929873,
                5349152.360983646,
                586.4166927484482
              ],
              [
                717779.7177929874,
                5349152.360983646,
                815.8166927484483
              ],
              [
                717779.7177929874,
                5347973.960983645,
                815.8166927484483
              ],
              [
                716249.4377929873,
                5347973.960983645,
                586.4166927484482
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:08:07+00:00",
        "end_time": "2018-07-19T23:47:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1575808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1575808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1575808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1575808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0869068,
            48.24753057,
            586.4166927,
            -120.0657142,
            48.2586425,
            815.8166927
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0869068487889,
                  48.248054406332926,
                  586.4166927484482
                ],
                [
                  -120.08630484250716,
                  48.25864250122279,
                  586.4166927484482
                ],
                [
                  -120.06571418566774,
                  48.258118475615724,
                  815.8166927484483
                ],
                [
                  -120.06632043140905,
                  48.247530574327556,
                  815.8166927484483
                ],
                [
                  -120.0869068487889,
                  48.248054406332926,
                  586.4166927484482
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1575808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1575808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:08:07Z",
            "pc:count": 26170927,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717034.5483,
                "count": 26170927,
                "maximum": 717779.7178,
                "minimum": 716249.4378,
                "name": "X",
                "position": 0,
                "stddev": 402.4924033,
                "variance": 162000.1347
              },
              {
                "average": 5348633.385,
                "count": 26170927,
                "maximum": 5349152.361,
                "minimum": 5347973.961,
                "name": "Y",
                "position": 1,
                "stddev": 301.4357656,
                "variance": 90863.5208
              },
              {
                "average": 687.7770579,
                "count": 26170927,
                "maximum": 815.8166927,
                "minimum": 586.4166927,
                "name": "Z",
                "position": 2,
                "stddev": 45.72151784,
                "variance": 2090.457193
              },
              {
                "average": 1154.472246,
                "count": 26170927,
                "maximum": 4095,
                "minimum": 89,
                "name": "Intensity",
                "position": 3,
                "stddev": 373.9813866,
                "variance": 139862.0775
              },
              {
                "average": 1.065806572,
                "count": 26170927,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2813709247,
                "variance": 0.07916959724
              },
              {
                "average": 1.131591938,
                "count": 26170927,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4090688051,
                "variance": 0.1673372873
              },
              {
                "average": 0.4956083902,
                "count": 26170927,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999807229,
                "variance": 0.2499807233
              },
              {
                "average": 0.0002668610095,
                "count": 26170927,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01633370151,
                "variance": 0.0002667898049
              },
              {
                "average": 1.48110493,
                "count": 26170927,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5153090868,
                "variance": 0.265543455
              },
              {
                "average": -0.2496504085,
                "count": 26170927,
                "maximum": 13.99800014,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.068954249,
                "variance": 82.24593118
              },
              {
                "average": 0,
                "count": 26170927,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.51628851,
                "count": 26170927,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.202456252,
                "variance": 4.85081354
              },
              {
                "average": 216082127.5,
                "count": 26170927,
                "maximum": 216084087.9,
                "minimum": 216079273.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1380.0394,
                "variance": 1904508.747
              },
              {
                "average": 0,
                "count": 26170927,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26170927,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26170927,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26170927,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26170927,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716249.4378,
              5347973.961,
              586.4166927,
              717779.7178,
              5349152.361,
              815.8166927
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716249.4377929873,
                    5347973.960983645,
                    586.4166927484482
                  ],
                  [
                    716249.4377929873,
                    5349152.360983646,
                    586.4166927484482
                  ],
                  [
                    717779.7177929874,
                    5349152.360983646,
                    815.8166927484483
                  ],
                  [
                    717779.7177929874,
                    5347973.960983645,
                    815.8166927484483
                  ],
                  [
                    716249.4377929873,
                    5347973.960983645,
                    586.4166927484482
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:08:07+00:00",
            "end_time": "2018-07-19T23:47:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1580308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04675206049343,
              48.28514614520808,
              527.4101592944702
            ],
            [
              -120.04596610151624,
              48.298762370193046,
              527.4101592944702
            ],
            [
              -120.02499677021585,
              48.29822138701519,
              909.7101592944701
            ],
            [
              -120.0257882883642,
              48.284605419084166,
              909.7101592944701
            ],
            [
              -120.04675206049343,
              48.28514614520808,
              527.4101592944702
            ]
          ]
        ]
      },
      "bbox": [
        -120.0467521,
        48.28460542,
        527.4101593,
        -120.0249968,
        48.29876237,
        909.7101593
      ],
      "properties": {
        "datetime": "2018-07-19T23:12:51Z",
        "pc:count": 7741118,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719661.8997,
            "count": 7741118,
            "maximum": 720628.5388,
            "minimum": 719071.2788,
            "name": "X",
            "position": 0,
            "stddev": 400.4019426,
            "variance": 160321.7157
          },
          {
            "average": 5352613.173,
            "count": 7741118,
            "maximum": 5353725.539,
            "minimum": 5352210.059,
            "name": "Y",
            "position": 1,
            "stddev": 442.7358369,
            "variance": 196015.0213
          },
          {
            "average": 729.0489003,
            "count": 7741118,
            "maximum": 909.7101593,
            "minimum": 527.4101593,
            "name": "Z",
            "position": 2,
            "stddev": 96.44751756,
            "variance": 9302.123644
          },
          {
            "average": 1163.624104,
            "count": 7741118,
            "maximum": 4095,
            "minimum": 102,
            "name": "Intensity",
            "position": 3,
            "stddev": 263.2972069,
            "variance": 69325.41915
          },
          {
            "average": 1.034229423,
            "count": 7741118,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2097078595,
            "variance": 0.04397738633
          },
          {
            "average": 1.068475251,
            "count": 7741118,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3107534636,
            "variance": 0.09656771512
          },
          {
            "average": 0.4979183885,
            "count": 7741118,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999956992,
            "variance": 0.2499956992
          },
          {
            "average": 0.0002280032419,
            "count": 7741118,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0150980557,
            "variance": 0.0002279512859
          },
          {
            "average": 1.595935497,
            "count": 7741118,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5272647301,
            "variance": 0.2780080956
          },
          {
            "average": -3.402394422,
            "count": 7741118,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.09244171,
            "variance": 65.48761282
          },
          {
            "average": 0,
            "count": 7741118,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 48.10461667,
            "count": 7741118,
            "maximum": 66,
            "minimum": 38,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 10.62801361,
            "variance": 112.9546734
          },
          {
            "average": 216066986.8,
            "count": 7741118,
            "maximum": 216077171.5,
            "minimum": 216061611.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6027.979793,
            "variance": 36336540.38
          },
          {
            "average": 0,
            "count": 7741118,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7741118,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7741118,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7741118,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7741118,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719071.2788,
          5352210.059,
          527.4101593,
          720628.5388,
          5353725.539,
          909.7101593
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719071.2788046154,
                5352210.059220049,
                527.4101592944702
              ],
              [
                719071.2788046154,
                5353725.539220049,
                527.4101592944702
              ],
              [
                720628.5388046154,
                5353725.539220049,
                909.7101592944701
              ],
              [
                720628.5388046154,
                5352210.059220049,
                909.7101592944701
              ],
              [
                719071.2788046154,
                5352210.059220049,
                527.4101592944702
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:12:51+00:00",
        "end_time": "2018-07-19T18:53:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1580308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1580308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1580308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1580308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0467521,
            48.28460542,
            527.4101593,
            -120.0249968,
            48.29876237,
            909.7101593
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04675206049343,
                  48.28514614520808,
                  527.4101592944702
                ],
                [
                  -120.04596610151624,
                  48.298762370193046,
                  527.4101592944702
                ],
                [
                  -120.02499677021585,
                  48.29822138701519,
                  909.7101592944701
                ],
                [
                  -120.0257882883642,
                  48.284605419084166,
                  909.7101592944701
                ],
                [
                  -120.04675206049343,
                  48.28514614520808,
                  527.4101592944702
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1580308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1580308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:12:51Z",
            "pc:count": 7741118,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719661.8997,
                "count": 7741118,
                "maximum": 720628.5388,
                "minimum": 719071.2788,
                "name": "X",
                "position": 0,
                "stddev": 400.4019426,
                "variance": 160321.7157
              },
              {
                "average": 5352613.173,
                "count": 7741118,
                "maximum": 5353725.539,
                "minimum": 5352210.059,
                "name": "Y",
                "position": 1,
                "stddev": 442.7358369,
                "variance": 196015.0213
              },
              {
                "average": 729.0489003,
                "count": 7741118,
                "maximum": 909.7101593,
                "minimum": 527.4101593,
                "name": "Z",
                "position": 2,
                "stddev": 96.44751756,
                "variance": 9302.123644
              },
              {
                "average": 1163.624104,
                "count": 7741118,
                "maximum": 4095,
                "minimum": 102,
                "name": "Intensity",
                "position": 3,
                "stddev": 263.2972069,
                "variance": 69325.41915
              },
              {
                "average": 1.034229423,
                "count": 7741118,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2097078595,
                "variance": 0.04397738633
              },
              {
                "average": 1.068475251,
                "count": 7741118,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3107534636,
                "variance": 0.09656771512
              },
              {
                "average": 0.4979183885,
                "count": 7741118,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999956992,
                "variance": 0.2499956992
              },
              {
                "average": 0.0002280032419,
                "count": 7741118,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0150980557,
                "variance": 0.0002279512859
              },
              {
                "average": 1.595935497,
                "count": 7741118,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5272647301,
                "variance": 0.2780080956
              },
              {
                "average": -3.402394422,
                "count": 7741118,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.09244171,
                "variance": 65.48761282
              },
              {
                "average": 0,
                "count": 7741118,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 48.10461667,
                "count": 7741118,
                "maximum": 66,
                "minimum": 38,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 10.62801361,
                "variance": 112.9546734
              },
              {
                "average": 216066986.8,
                "count": 7741118,
                "maximum": 216077171.5,
                "minimum": 216061611.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6027.979793,
                "variance": 36336540.38
              },
              {
                "average": 0,
                "count": 7741118,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7741118,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7741118,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7741118,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7741118,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719071.2788,
              5352210.059,
              527.4101593,
              720628.5388,
              5353725.539,
              909.7101593
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719071.2788046154,
                    5352210.059220049,
                    527.4101592944702
                  ],
                  [
                    719071.2788046154,
                    5353725.539220049,
                    527.4101592944702
                  ],
                  [
                    720628.5388046154,
                    5353725.539220049,
                    909.7101592944701
                  ],
                  [
                    720628.5388046154,
                    5352210.059220049,
                    909.7101592944701
                  ],
                  [
                    719071.2788046154,
                    5352210.059220049,
                    527.4101592944702
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:12:51+00:00",
            "end_time": "2018-07-19T18:53:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02661536577067,
              48.420088585156634,
              819.2917544616428
            ],
            [
              -120.02582719241957,
              48.433586186621234,
              819.2917544616428
            ],
            [
              -120.00480201801341,
              48.433040377981115,
              1367.4117544616427
            ],
            [
              -120.00559574292276,
              48.41954303374888,
              1367.4117544616427
            ],
            [
              -120.02661536577067,
              48.420088585156634,
              819.2917544616428
            ]
          ]
        ]
      },
      "bbox": [
        -120.0266154,
        48.41954303,
        819.2917545,
        -120.004802,
        48.43358619,
        1367.411754
      ],
      "properties": {
        "datetime": "2018-07-19T19:22:40Z",
        "pc:count": 19243855,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720653.757,
            "count": 19243855,
            "maximum": 721540.0978,
            "minimum": 719982.7778,
            "name": "X",
            "position": 0,
            "stddev": 433.0972967,
            "variance": 187573.2684
          },
          {
            "average": 5367850.09,
            "count": 19243855,
            "maximum": 5368766.984,
            "minimum": 5367264.644,
            "name": "Y",
            "position": 1,
            "stddev": 360.0710416,
            "variance": 129651.155
          },
          {
            "average": 1084.912286,
            "count": 19243855,
            "maximum": 1367.411754,
            "minimum": 819.2917545,
            "name": "Z",
            "position": 2,
            "stddev": 128.8824066,
            "variance": 16610.67474
          },
          {
            "average": 1134.104885,
            "count": 19243855,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 330.0772548,
            "variance": 108950.9941
          },
          {
            "average": 1.152143373,
            "count": 19243855,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.459054646,
            "variance": 0.210731168
          },
          {
            "average": 1.304260399,
            "count": 19243855,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6758669785,
            "variance": 0.4567961727
          },
          {
            "average": 0.4977591028,
            "count": 19243855,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999949913,
            "variance": 0.2499949914
          },
          {
            "average": 0.0002614860692,
            "count": 19243855,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01616841699,
            "variance": 0.0002614177078
          },
          {
            "average": 1.535433987,
            "count": 19243855,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5645352772,
            "variance": 0.3187000791
          },
          {
            "average": -1.750758027,
            "count": 19243855,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.874425947,
            "variance": 97.50428778
          },
          {
            "average": 0,
            "count": 19243855,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.65971527,
            "count": 19243855,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.054546028,
            "variance": 4.221159383
          },
          {
            "average": 216061127.6,
            "count": 19243855,
            "maximum": 216063360.8,
            "minimum": 216059388.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1015.836425,
            "variance": 1031923.643
          },
          {
            "average": 0,
            "count": 19243855,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19243855,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19243855,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19243855,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19243855,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719982.7778,
          5367264.644,
          819.2917545,
          721540.0978,
          5368766.984,
          1367.411754
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719982.7777993012,
                5367264.643728431,
                819.2917544616428
              ],
              [
                719982.7777993012,
                5368766.983728431,
                819.2917544616428
              ],
              [
                721540.0977993013,
                5368766.983728431,
                1367.4117544616427
              ],
              [
                721540.0977993013,
                5367264.643728431,
                1367.4117544616427
              ],
              [
                719982.7777993012,
                5367264.643728431,
                819.2917544616428
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:22:40+00:00",
        "end_time": "2018-07-19T18:16:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0266154,
            48.41954303,
            819.2917545,
            -120.004802,
            48.43358619,
            1367.411754
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02661536577067,
                  48.420088585156634,
                  819.2917544616428
                ],
                [
                  -120.02582719241957,
                  48.433586186621234,
                  819.2917544616428
                ],
                [
                  -120.00480201801341,
                  48.433040377981115,
                  1367.4117544616427
                ],
                [
                  -120.00559574292276,
                  48.41954303374888,
                  1367.4117544616427
                ],
                [
                  -120.02661536577067,
                  48.420088585156634,
                  819.2917544616428
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:22:40Z",
            "pc:count": 19243855,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720653.757,
                "count": 19243855,
                "maximum": 721540.0978,
                "minimum": 719982.7778,
                "name": "X",
                "position": 0,
                "stddev": 433.0972967,
                "variance": 187573.2684
              },
              {
                "average": 5367850.09,
                "count": 19243855,
                "maximum": 5368766.984,
                "minimum": 5367264.644,
                "name": "Y",
                "position": 1,
                "stddev": 360.0710416,
                "variance": 129651.155
              },
              {
                "average": 1084.912286,
                "count": 19243855,
                "maximum": 1367.411754,
                "minimum": 819.2917545,
                "name": "Z",
                "position": 2,
                "stddev": 128.8824066,
                "variance": 16610.67474
              },
              {
                "average": 1134.104885,
                "count": 19243855,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 330.0772548,
                "variance": 108950.9941
              },
              {
                "average": 1.152143373,
                "count": 19243855,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.459054646,
                "variance": 0.210731168
              },
              {
                "average": 1.304260399,
                "count": 19243855,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6758669785,
                "variance": 0.4567961727
              },
              {
                "average": 0.4977591028,
                "count": 19243855,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999949913,
                "variance": 0.2499949914
              },
              {
                "average": 0.0002614860692,
                "count": 19243855,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01616841699,
                "variance": 0.0002614177078
              },
              {
                "average": 1.535433987,
                "count": 19243855,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5645352772,
                "variance": 0.3187000791
              },
              {
                "average": -1.750758027,
                "count": 19243855,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.874425947,
                "variance": 97.50428778
              },
              {
                "average": 0,
                "count": 19243855,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.65971527,
                "count": 19243855,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.054546028,
                "variance": 4.221159383
              },
              {
                "average": 216061127.6,
                "count": 19243855,
                "maximum": 216063360.8,
                "minimum": 216059388.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1015.836425,
                "variance": 1031923.643
              },
              {
                "average": 0,
                "count": 19243855,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19243855,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19243855,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19243855,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19243855,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719982.7778,
              5367264.644,
              819.2917545,
              721540.0978,
              5368766.984,
              1367.411754
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719982.7777993012,
                    5367264.643728431,
                    819.2917544616428
                  ],
                  [
                    719982.7777993012,
                    5368766.983728431,
                    819.2917544616428
                  ],
                  [
                    721540.0977993013,
                    5368766.983728431,
                    1367.4117544616427
                  ],
                  [
                    721540.0977993013,
                    5367264.643728431,
                    1367.4117544616427
                  ],
                  [
                    719982.7777993012,
                    5367264.643728431,
                    819.2917544616428
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:22:40+00:00",
            "end_time": "2018-07-19T18:16:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08721036870999,
              48.31210902804186,
              354.2774982583777
            ],
            [
              -120.0864127064316,
              48.32610682728652,
              354.2774982583777
            ],
            [
              -120.06543248204791,
              48.325573020725045,
              674.9774982583778
            ],
            [
              -120.06623586812697,
              48.311575482259585,
              674.9774982583778
            ],
            [
              -120.08721036870999,
              48.31210902804186,
              354.2774982583777
            ]
          ]
        ]
      },
      "bbox": [
        -120.0872104,
        48.31157548,
        354.2774983,
        -120.0654325,
        48.32610683,
        674.9774983
      ],
      "properties": {
        "datetime": "2018-07-20T01:10:28Z",
        "pc:count": 37588510,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716740.9172,
            "count": 37588510,
            "maximum": 717513.7306,
            "minimum": 715956.5506,
            "name": "X",
            "position": 0,
            "stddev": 428.571001,
            "variance": 183673.1029
          },
          {
            "average": 5355845.821,
            "count": 37588510,
            "maximum": 5356649.714,
            "minimum": 5355091.814,
            "name": "Y",
            "position": 1,
            "stddev": 440.1360515,
            "variance": 193719.7438
          },
          {
            "average": 531.5157037,
            "count": 37588510,
            "maximum": 674.9774983,
            "minimum": 354.2774983,
            "name": "Z",
            "position": 2,
            "stddev": 59.81745825,
            "variance": 3578.128312
          },
          {
            "average": 1089.98098,
            "count": 37588510,
            "maximum": 4095,
            "minimum": 60,
            "name": "Intensity",
            "position": 3,
            "stddev": 412.4991683,
            "variance": 170155.5639
          },
          {
            "average": 1.07544074,
            "count": 37588510,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.294312789,
            "variance": 0.08662001776
          },
          {
            "average": 1.150919869,
            "count": 37588510,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4228358305,
            "variance": 0.1787901395
          },
          {
            "average": 0.4953844672,
            "count": 37588510,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999787031,
            "variance": 0.2499787035
          },
          {
            "average": 0.0002710402727,
            "count": 37588510,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01646106974,
            "variance": 0.0002709668171
          },
          {
            "average": 1.468504737,
            "count": 37588510,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5168156578,
            "variance": 0.2670984241
          },
          {
            "average": -0.136380768,
            "count": 37588510,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.556276503,
            "variance": 73.2098676
          },
          {
            "average": 0,
            "count": 37588510,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.60581643,
            "count": 37588510,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.325279722,
            "variance": 5.406925785
          },
          {
            "average": 216082195.3,
            "count": 37588510,
            "maximum": 216084228.7,
            "minimum": 216079397.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1414.521799,
            "variance": 2000871.92
          },
          {
            "average": 0,
            "count": 37588510,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37588510,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37588510,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37588510,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37588510,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715956.5506,
          5355091.814,
          354.2774983,
          717513.7306,
          5356649.714,
          674.9774983
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715956.5506359403,
                5355091.814293492,
                354.2774982583777
              ],
              [
                715956.5506359403,
                5356649.714293492,
                354.2774982583777
              ],
              [
                717513.7306359402,
                5356649.714293492,
                674.9774982583778
              ],
              [
                717513.7306359402,
                5355091.814293492,
                674.9774982583778
              ],
              [
                715956.5506359403,
                5355091.814293492,
                354.2774982583777
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:10:28+00:00",
        "end_time": "2018-07-19T23:49:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0872104,
            48.31157548,
            354.2774983,
            -120.0654325,
            48.32610683,
            674.9774983
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08721036870999,
                  48.31210902804186,
                  354.2774982583777
                ],
                [
                  -120.0864127064316,
                  48.32610682728652,
                  354.2774982583777
                ],
                [
                  -120.06543248204791,
                  48.325573020725045,
                  674.9774982583778
                ],
                [
                  -120.06623586812697,
                  48.311575482259585,
                  674.9774982583778
                ],
                [
                  -120.08721036870999,
                  48.31210902804186,
                  354.2774982583777
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:10:28Z",
            "pc:count": 37588510,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716740.9172,
                "count": 37588510,
                "maximum": 717513.7306,
                "minimum": 715956.5506,
                "name": "X",
                "position": 0,
                "stddev": 428.571001,
                "variance": 183673.1029
              },
              {
                "average": 5355845.821,
                "count": 37588510,
                "maximum": 5356649.714,
                "minimum": 5355091.814,
                "name": "Y",
                "position": 1,
                "stddev": 440.1360515,
                "variance": 193719.7438
              },
              {
                "average": 531.5157037,
                "count": 37588510,
                "maximum": 674.9774983,
                "minimum": 354.2774983,
                "name": "Z",
                "position": 2,
                "stddev": 59.81745825,
                "variance": 3578.128312
              },
              {
                "average": 1089.98098,
                "count": 37588510,
                "maximum": 4095,
                "minimum": 60,
                "name": "Intensity",
                "position": 3,
                "stddev": 412.4991683,
                "variance": 170155.5639
              },
              {
                "average": 1.07544074,
                "count": 37588510,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.294312789,
                "variance": 0.08662001776
              },
              {
                "average": 1.150919869,
                "count": 37588510,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4228358305,
                "variance": 0.1787901395
              },
              {
                "average": 0.4953844672,
                "count": 37588510,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999787031,
                "variance": 0.2499787035
              },
              {
                "average": 0.0002710402727,
                "count": 37588510,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01646106974,
                "variance": 0.0002709668171
              },
              {
                "average": 1.468504737,
                "count": 37588510,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5168156578,
                "variance": 0.2670984241
              },
              {
                "average": -0.136380768,
                "count": 37588510,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.556276503,
                "variance": 73.2098676
              },
              {
                "average": 0,
                "count": 37588510,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.60581643,
                "count": 37588510,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.325279722,
                "variance": 5.406925785
              },
              {
                "average": 216082195.3,
                "count": 37588510,
                "maximum": 216084228.7,
                "minimum": 216079397.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1414.521799,
                "variance": 2000871.92
              },
              {
                "average": 0,
                "count": 37588510,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37588510,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37588510,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37588510,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37588510,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715956.5506,
              5355091.814,
              354.2774983,
              717513.7306,
              5356649.714,
              674.9774983
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715956.5506359403,
                    5355091.814293492,
                    354.2774982583777
                  ],
                  [
                    715956.5506359403,
                    5356649.714293492,
                    354.2774982583777
                  ],
                  [
                    717513.7306359402,
                    5356649.714293492,
                    674.9774982583778
                  ],
                  [
                    717513.7306359402,
                    5355091.814293492,
                    674.9774982583778
                  ],
                  [
                    715956.5506359403,
                    5355091.814293492,
                    354.2774982583777
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:10:28+00:00",
            "end_time": "2018-07-19T23:49:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1581808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04676408052599,
              48.29863993760915,
              528.0371417588173
            ],
            [
              -120.04597113975058,
              48.312370596060525,
              528.0371417588173
            ],
            [
              -120.03566396047387,
              48.312105178089375,
              774.3371417588172
            ],
            [
              -120.03645965811306,
              48.29837464682158,
              774.3371417588172
            ],
            [
              -120.04676408052599,
              48.29863993760915,
              528.0371417588173
            ]
          ]
        ]
      },
      "bbox": [
        -120.0467641,
        48.29837465,
        528.0371418,
        -120.035664,
        48.3123706,
        774.3371418
      ],
      "properties": {
        "datetime": "2018-07-19T23:13:15Z",
        "pc:count": 9871734,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719349.2785,
            "count": 9871734,
            "maximum": 719777.8707,
            "minimum": 719012.6307,
            "name": "X",
            "position": 0,
            "stddev": 165.4940653,
            "variance": 27388.28564
          },
          {
            "average": 5354546.922,
            "count": 9871734,
            "maximum": 5355237.873,
            "minimum": 5353709.653,
            "name": "Y",
            "position": 1,
            "stddev": 414.6964833,
            "variance": 171973.1733
          },
          {
            "average": 614.4118847,
            "count": 9871734,
            "maximum": 774.3371418,
            "minimum": 528.0371418,
            "name": "Z",
            "position": 2,
            "stddev": 49.44275132,
            "variance": 2444.585658
          },
          {
            "average": 1059.404641,
            "count": 9871734,
            "maximum": 2775,
            "minimum": 128,
            "name": "Intensity",
            "position": 3,
            "stddev": 229.7356388,
            "variance": 52778.46375
          },
          {
            "average": 1.008750641,
            "count": 9871734,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.10171685,
            "variance": 0.01034631757
          },
          {
            "average": 1.017520022,
            "count": 9871734,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1491320098,
            "variance": 0.02224035634
          },
          {
            "average": 0.4957388439,
            "count": 9871734,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999818675,
            "variance": 0.2499818679
          },
          {
            "average": 0.0002113103939,
            "count": 9871734,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01453498411,
            "variance": 0.0002112657632
          },
          {
            "average": 1.653551646,
            "count": 9871734,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5233635669,
            "variance": 0.2739094231
          },
          {
            "average": -5.296069768,
            "count": 9871734,
            "maximum": 9,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 6.547479177,
            "variance": 42.86948357
          },
          {
            "average": 0,
            "count": 9871734,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.6588261,
            "count": 9871734,
            "maximum": 66,
            "minimum": 42,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 11.39491721,
            "variance": 129.8441382
          },
          {
            "average": 216068983.6,
            "count": 9871734,
            "maximum": 216077195.1,
            "minimum": 216063547.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6513.672416,
            "variance": 42427928.34
          },
          {
            "average": 0,
            "count": 9871734,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9871734,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9871734,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9871734,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9871734,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719012.6307,
          5353709.653,
          528.0371418,
          719777.8707,
          5355237.873,
          774.3371418
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719012.6307404811,
                5353709.653200342,
                528.0371417588173
              ],
              [
                719012.6307404811,
                5355237.873200343,
                528.0371417588173
              ],
              [
                719777.8707404811,
                5355237.873200343,
                774.3371417588172
              ],
              [
                719777.8707404811,
                5353709.653200342,
                774.3371417588172
              ],
              [
                719012.6307404811,
                5353709.653200342,
                528.0371417588173
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:13:15+00:00",
        "end_time": "2018-07-19T19:25:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1581808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1581808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1581808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1581808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0467641,
            48.29837465,
            528.0371418,
            -120.035664,
            48.3123706,
            774.3371418
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04676408052599,
                  48.29863993760915,
                  528.0371417588173
                ],
                [
                  -120.04597113975058,
                  48.312370596060525,
                  528.0371417588173
                ],
                [
                  -120.03566396047387,
                  48.312105178089375,
                  774.3371417588172
                ],
                [
                  -120.03645965811306,
                  48.29837464682158,
                  774.3371417588172
                ],
                [
                  -120.04676408052599,
                  48.29863993760915,
                  528.0371417588173
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1581808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1581808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:13:15Z",
            "pc:count": 9871734,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719349.2785,
                "count": 9871734,
                "maximum": 719777.8707,
                "minimum": 719012.6307,
                "name": "X",
                "position": 0,
                "stddev": 165.4940653,
                "variance": 27388.28564
              },
              {
                "average": 5354546.922,
                "count": 9871734,
                "maximum": 5355237.873,
                "minimum": 5353709.653,
                "name": "Y",
                "position": 1,
                "stddev": 414.6964833,
                "variance": 171973.1733
              },
              {
                "average": 614.4118847,
                "count": 9871734,
                "maximum": 774.3371418,
                "minimum": 528.0371418,
                "name": "Z",
                "position": 2,
                "stddev": 49.44275132,
                "variance": 2444.585658
              },
              {
                "average": 1059.404641,
                "count": 9871734,
                "maximum": 2775,
                "minimum": 128,
                "name": "Intensity",
                "position": 3,
                "stddev": 229.7356388,
                "variance": 52778.46375
              },
              {
                "average": 1.008750641,
                "count": 9871734,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.10171685,
                "variance": 0.01034631757
              },
              {
                "average": 1.017520022,
                "count": 9871734,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1491320098,
                "variance": 0.02224035634
              },
              {
                "average": 0.4957388439,
                "count": 9871734,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999818675,
                "variance": 0.2499818679
              },
              {
                "average": 0.0002113103939,
                "count": 9871734,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01453498411,
                "variance": 0.0002112657632
              },
              {
                "average": 1.653551646,
                "count": 9871734,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5233635669,
                "variance": 0.2739094231
              },
              {
                "average": -5.296069768,
                "count": 9871734,
                "maximum": 9,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 6.547479177,
                "variance": 42.86948357
              },
              {
                "average": 0,
                "count": 9871734,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.6588261,
                "count": 9871734,
                "maximum": 66,
                "minimum": 42,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 11.39491721,
                "variance": 129.8441382
              },
              {
                "average": 216068983.6,
                "count": 9871734,
                "maximum": 216077195.1,
                "minimum": 216063547.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6513.672416,
                "variance": 42427928.34
              },
              {
                "average": 0,
                "count": 9871734,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9871734,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9871734,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9871734,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9871734,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719012.6307,
              5353709.653,
              528.0371418,
              719777.8707,
              5355237.873,
              774.3371418
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719012.6307404811,
                    5353709.653200342,
                    528.0371417588173
                  ],
                  [
                    719012.6307404811,
                    5355237.873200343,
                    528.0371417588173
                  ],
                  [
                    719777.8707404811,
                    5355237.873200343,
                    774.3371417588172
                  ],
                  [
                    719777.8707404811,
                    5353709.653200342,
                    774.3371417588172
                  ],
                  [
                    719012.6307404811,
                    5353709.653200342,
                    528.0371417588173
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:13:15+00:00",
            "end_time": "2018-07-19T19:25:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10789181019055,
              48.54149768863906,
              1210.5641487690004
            ],
            [
              -120.10709311599555,
              48.55550021554958,
              1210.5641487690004
            ],
            [
              -120.086019450747,
              48.554968350099735,
              1553.9641487690005
            ],
            [
              -120.08682394311039,
              48.54096608336187,
              1553.9641487690005
            ],
            [
              -120.10789181019055,
              48.54149768863906,
              1210.5641487690004
            ]
          ]
        ]
      },
      "bbox": [
        -120.1078918,
        48.54096608,
        1210.564149,
        -120.0860195,
        48.55550022,
        1553.964149
      ],
      "properties": {
        "datetime": "2018-07-20T02:16:34Z",
        "pc:count": 47156609,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714239.9197,
            "count": 47156609,
            "maximum": 715016.9067,
            "minimum": 713459.8467,
            "name": "X",
            "position": 0,
            "stddev": 441.5525594,
            "variance": 194968.6627
          },
          {
            "average": 5381301.947,
            "count": 47156609,
            "maximum": 5382085.868,
            "minimum": 5380527.408,
            "name": "Y",
            "position": 1,
            "stddev": 442.6664532,
            "variance": 195953.5888
          },
          {
            "average": 1372.650514,
            "count": 47156609,
            "maximum": 1553.964149,
            "minimum": 1210.564149,
            "name": "Z",
            "position": 2,
            "stddev": 87.05288042,
            "variance": 7578.203989
          },
          {
            "average": 836.4935055,
            "count": 47156609,
            "maximum": 3104,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 469.7172977,
            "variance": 220634.3397
          },
          {
            "average": 1.373104266,
            "count": 47156609,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7209154567,
            "variance": 0.5197190958
          },
          {
            "average": 1.746213686,
            "count": 47156609,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.0231512,
            "variance": 1.046838378
          },
          {
            "average": 0.4973108435,
            "count": 47156609,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999927737,
            "variance": 0.2499927737
          },
          {
            "average": 0.0002992369532,
            "count": 47156609,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01729587861,
            "variance": 0.0002991474168
          },
          {
            "average": 1.375148434,
            "count": 47156609,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5398575521,
            "variance": 0.2914461766
          },
          {
            "average": -0.3876529473,
            "count": 47156609,
            "maximum": 22.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.80589045,
            "variance": 190.602611
          },
          {
            "average": 0,
            "count": 47156609,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 79.82262817,
            "count": 47156609,
            "maximum": 84,
            "minimum": 76,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.21254367,
            "variance": 4.895349491
          },
          {
            "average": 216085673.7,
            "count": 47156609,
            "maximum": 216088194.8,
            "minimum": 216083202.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1380.839146,
            "variance": 1906716.747
          },
          {
            "average": 0,
            "count": 47156609,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47156609,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47156609,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47156609,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47156609,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          713459.8467,
          5380527.408,
          1210.564149,
          715016.9067,
          5382085.868,
          1553.964149
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                713459.8467052199,
                5380527.407501307,
                1210.5641487690004
              ],
              [
                713459.8467052199,
                5382085.867501308,
                1210.5641487690004
              ],
              [
                715016.90670522,
                5382085.867501308,
                1553.9641487690005
              ],
              [
                715016.90670522,
                5380527.407501307,
                1553.9641487690005
              ],
              [
                713459.8467052199,
                5380527.407501307,
                1210.5641487690004
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:16:34+00:00",
        "end_time": "2018-07-20T00:53:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1078918,
            48.54096608,
            1210.564149,
            -120.0860195,
            48.55550022,
            1553.964149
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10789181019055,
                  48.54149768863906,
                  1210.5641487690004
                ],
                [
                  -120.10709311599555,
                  48.55550021554958,
                  1210.5641487690004
                ],
                [
                  -120.086019450747,
                  48.554968350099735,
                  1553.9641487690005
                ],
                [
                  -120.08682394311039,
                  48.54096608336187,
                  1553.9641487690005
                ],
                [
                  -120.10789181019055,
                  48.54149768863906,
                  1210.5641487690004
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:16:34Z",
            "pc:count": 47156609,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714239.9197,
                "count": 47156609,
                "maximum": 715016.9067,
                "minimum": 713459.8467,
                "name": "X",
                "position": 0,
                "stddev": 441.5525594,
                "variance": 194968.6627
              },
              {
                "average": 5381301.947,
                "count": 47156609,
                "maximum": 5382085.868,
                "minimum": 5380527.408,
                "name": "Y",
                "position": 1,
                "stddev": 442.6664532,
                "variance": 195953.5888
              },
              {
                "average": 1372.650514,
                "count": 47156609,
                "maximum": 1553.964149,
                "minimum": 1210.564149,
                "name": "Z",
                "position": 2,
                "stddev": 87.05288042,
                "variance": 7578.203989
              },
              {
                "average": 836.4935055,
                "count": 47156609,
                "maximum": 3104,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 469.7172977,
                "variance": 220634.3397
              },
              {
                "average": 1.373104266,
                "count": 47156609,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7209154567,
                "variance": 0.5197190958
              },
              {
                "average": 1.746213686,
                "count": 47156609,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.0231512,
                "variance": 1.046838378
              },
              {
                "average": 0.4973108435,
                "count": 47156609,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999927737,
                "variance": 0.2499927737
              },
              {
                "average": 0.0002992369532,
                "count": 47156609,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01729587861,
                "variance": 0.0002991474168
              },
              {
                "average": 1.375148434,
                "count": 47156609,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5398575521,
                "variance": 0.2914461766
              },
              {
                "average": -0.3876529473,
                "count": 47156609,
                "maximum": 22.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.80589045,
                "variance": 190.602611
              },
              {
                "average": 0,
                "count": 47156609,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 79.82262817,
                "count": 47156609,
                "maximum": 84,
                "minimum": 76,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.21254367,
                "variance": 4.895349491
              },
              {
                "average": 216085673.7,
                "count": 47156609,
                "maximum": 216088194.8,
                "minimum": 216083202.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1380.839146,
                "variance": 1906716.747
              },
              {
                "average": 0,
                "count": 47156609,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47156609,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47156609,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47156609,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47156609,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              713459.8467,
              5380527.408,
              1210.564149,
              715016.9067,
              5382085.868,
              1553.964149
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    713459.8467052199,
                    5380527.407501307,
                    1210.5641487690004
                  ],
                  [
                    713459.8467052199,
                    5382085.867501308,
                    1210.5641487690004
                  ],
                  [
                    715016.90670522,
                    5382085.867501308,
                    1553.9641487690005
                  ],
                  [
                    715016.90670522,
                    5380527.407501307,
                    1553.9641487690005
                  ],
                  [
                    713459.8467052199,
                    5380527.407501307,
                    1210.5641487690004
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:16:34+00:00",
            "end_time": "2018-07-20T00:53:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1280983001508,
              48.50099175012186,
              832.32978485828
            ],
            [
              -120.12730637002208,
              48.51499354678389,
              832.32978485828
            ],
            [
              -120.10624940252833,
              48.51446571536354,
              1289.14978485828
            ],
            [
              -120.10704711786302,
              48.50046417684165,
              1289.14978485828
            ],
            [
              -120.1280983001508,
              48.50099175012186,
              832.32978485828
            ]
          ]
        ]
      },
      "bbox": [
        -120.1280983,
        48.50046418,
        832.3297849,
        -120.1062494,
        48.51499355,
        1289.149785
      ],
      "properties": {
        "datetime": "2018-07-20T03:07:18Z",
        "pc:count": 37147888,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712961.4738,
            "count": 37147888,
            "maximum": 713694.8444,
            "minimum": 712137.8044,
            "name": "X",
            "position": 0,
            "stddev": 408.8647837,
            "variance": 167170.4113
          },
          {
            "average": 5376753.59,
            "count": 37147888,
            "maximum": 5377527.698,
            "minimum": 5375969.358,
            "name": "Y",
            "position": 1,
            "stddev": 429.151537,
            "variance": 184171.0417
          },
          {
            "average": 1080.483984,
            "count": 37147888,
            "maximum": 1289.149785,
            "minimum": 832.3297849,
            "name": "Z",
            "position": 2,
            "stddev": 89.53053327,
            "variance": 8015.716387
          },
          {
            "average": 811.752966,
            "count": 37147888,
            "maximum": 4095,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 467.6407673,
            "variance": 218687.8872
          },
          {
            "average": 1.375664856,
            "count": 37147888,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7157015527,
            "variance": 0.5122287125
          },
          {
            "average": 1.751597399,
            "count": 37147888,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.010078286,
            "variance": 1.020258143
          },
          {
            "average": 0.4964087595,
            "count": 37147888,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871096,
            "variance": 0.2499871097
          },
          {
            "average": 0.0002191780055,
            "count": 37147888,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0148030393,
            "variance": 0.0002191299724
          },
          {
            "average": 1.423176871,
            "count": 37147888,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5592227746,
            "variance": 0.3127301116
          },
          {
            "average": 1.17874834,
            "count": 37147888,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.1630939,
            "variance": 124.6146655
          },
          {
            "average": 0,
            "count": 37147888,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.39437071,
            "count": 37147888,
            "maximum": 89,
            "minimum": 82,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.048230022,
            "variance": 4.195246225
          },
          {
            "average": 216088881.7,
            "count": 37147888,
            "maximum": 216091238,
            "minimum": 216087060.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1288.410522,
            "variance": 1660001.673
          },
          {
            "average": 0,
            "count": 37147888,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37147888,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37147888,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37147888,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37147888,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712137.8044,
          5375969.358,
          832.3297849,
          713694.8444,
          5377527.698,
          1289.149785
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712137.804371255,
                5375969.357552564,
                832.32978485828
              ],
              [
                712137.804371255,
                5377527.697552564,
                832.32978485828
              ],
              [
                713694.844371255,
                5377527.697552564,
                1289.14978485828
              ],
              [
                713694.844371255,
                5375969.357552564,
                1289.14978485828
              ],
              [
                712137.804371255,
                5375969.357552564,
                832.32978485828
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:07:18+00:00",
        "end_time": "2018-07-20T01:57:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1280983,
            48.50046418,
            832.3297849,
            -120.1062494,
            48.51499355,
            1289.149785
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1280983001508,
                  48.50099175012186,
                  832.32978485828
                ],
                [
                  -120.12730637002208,
                  48.51499354678389,
                  832.32978485828
                ],
                [
                  -120.10624940252833,
                  48.51446571536354,
                  1289.14978485828
                ],
                [
                  -120.10704711786302,
                  48.50046417684165,
                  1289.14978485828
                ],
                [
                  -120.1280983001508,
                  48.50099175012186,
                  832.32978485828
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:07:18Z",
            "pc:count": 37147888,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712961.4738,
                "count": 37147888,
                "maximum": 713694.8444,
                "minimum": 712137.8044,
                "name": "X",
                "position": 0,
                "stddev": 408.8647837,
                "variance": 167170.4113
              },
              {
                "average": 5376753.59,
                "count": 37147888,
                "maximum": 5377527.698,
                "minimum": 5375969.358,
                "name": "Y",
                "position": 1,
                "stddev": 429.151537,
                "variance": 184171.0417
              },
              {
                "average": 1080.483984,
                "count": 37147888,
                "maximum": 1289.149785,
                "minimum": 832.3297849,
                "name": "Z",
                "position": 2,
                "stddev": 89.53053327,
                "variance": 8015.716387
              },
              {
                "average": 811.752966,
                "count": 37147888,
                "maximum": 4095,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 467.6407673,
                "variance": 218687.8872
              },
              {
                "average": 1.375664856,
                "count": 37147888,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7157015527,
                "variance": 0.5122287125
              },
              {
                "average": 1.751597399,
                "count": 37147888,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.010078286,
                "variance": 1.020258143
              },
              {
                "average": 0.4964087595,
                "count": 37147888,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871096,
                "variance": 0.2499871097
              },
              {
                "average": 0.0002191780055,
                "count": 37147888,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0148030393,
                "variance": 0.0002191299724
              },
              {
                "average": 1.423176871,
                "count": 37147888,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5592227746,
                "variance": 0.3127301116
              },
              {
                "average": 1.17874834,
                "count": 37147888,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.1630939,
                "variance": 124.6146655
              },
              {
                "average": 0,
                "count": 37147888,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.39437071,
                "count": 37147888,
                "maximum": 89,
                "minimum": 82,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.048230022,
                "variance": 4.195246225
              },
              {
                "average": 216088881.7,
                "count": 37147888,
                "maximum": 216091238,
                "minimum": 216087060.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1288.410522,
                "variance": 1660001.673
              },
              {
                "average": 0,
                "count": 37147888,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37147888,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37147888,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37147888,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37147888,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712137.8044,
              5375969.358,
              832.3297849,
              713694.8444,
              5377527.698,
              1289.149785
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712137.804371255,
                    5375969.357552564,
                    832.32978485828
                  ],
                  [
                    712137.804371255,
                    5377527.697552564,
                    832.32978485828
                  ],
                  [
                    713694.844371255,
                    5377527.697552564,
                    1289.14978485828
                  ],
                  [
                    713694.844371255,
                    5375969.357552564,
                    1289.14978485828
                  ],
                  [
                    712137.804371255,
                    5375969.357552564,
                    832.32978485828
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:07:18+00:00",
            "end_time": "2018-07-20T01:57:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1580308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08716628480813,
              48.28512267236333,
              330.9553483094048
            ],
            [
              -120.08636936539655,
              48.2991205370233,
              330.9553483094048
            ],
            [
              -120.0654020868527,
              48.298586993059274,
              608.9553483094048
            ],
            [
              -120.06620472112029,
              48.284589389022614,
              608.9553483094048
            ],
            [
              -120.08716628480813,
              48.28512267236333,
              330.9553483094048
            ]
          ]
        ]
      },
      "bbox": [
        -120.0871663,
        48.28458939,
        330.9553483,
        -120.0654021,
        48.29912054,
        608.9553483
      ],
      "properties": {
        "datetime": "2018-07-20T01:09:34Z",
        "pc:count": 35218308,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716868.2987,
            "count": 35218308,
            "maximum": 717630.796,
            "minimum": 716073.756,
            "name": "X",
            "position": 0,
            "stddev": 427.7806998,
            "variance": 182996.3271
          },
          {
            "average": 5352860.594,
            "count": 35218308,
            "maximum": 5353650.703,
            "minimum": 5352092.803,
            "name": "Y",
            "position": 1,
            "stddev": 417.5886702,
            "variance": 174380.2975
          },
          {
            "average": 486.9099705,
            "count": 35218308,
            "maximum": 608.9553483,
            "minimum": 330.9553483,
            "name": "Z",
            "position": 2,
            "stddev": 32.19425266,
            "variance": 1036.469904
          },
          {
            "average": 1288.658633,
            "count": 35218308,
            "maximum": 4095,
            "minimum": 77,
            "name": "Intensity",
            "position": 3,
            "stddev": 404.4635089,
            "variance": 163590.73
          },
          {
            "average": 1.038585925,
            "count": 35218308,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2069006751,
            "variance": 0.04280788937
          },
          {
            "average": 1.07717009,
            "count": 35218308,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2972299092,
            "variance": 0.08834561892
          },
          {
            "average": 0.4955155994,
            "count": 35218308,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999798968,
            "variance": 0.2499798972
          },
          {
            "average": 0.0002644363267,
            "count": 35218308,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01625934832,
            "variance": 0.0002643664076
          },
          {
            "average": 1.545860806,
            "count": 35218308,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5086060417,
            "variance": 0.2586801057
          },
          {
            "average": -0.3533666601,
            "count": 35218308,
            "maximum": 13.00199986,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.480209508,
            "variance": 71.91395329
          },
          {
            "average": 0,
            "count": 35218308,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.55158638,
            "count": 35218308,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.374307094,
            "variance": 5.637334175
          },
          {
            "average": 216082156,
            "count": 35218308,
            "maximum": 216084174.1,
            "minimum": 216079342.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1455.389703,
            "variance": 2118159.189
          },
          {
            "average": 0,
            "count": 35218308,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35218308,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35218308,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35218308,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35218308,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716073.756,
          5352092.803,
          330.9553483,
          717630.796,
          5353650.703,
          608.9553483
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716073.7559938633,
                5352092.803404554,
                330.9553483094048
              ],
              [
                716073.7559938633,
                5353650.703404554,
                330.9553483094048
              ],
              [
                717630.7959938634,
                5353650.703404554,
                608.9553483094048
              ],
              [
                717630.7959938634,
                5352092.803404554,
                608.9553483094048
              ],
              [
                716073.7559938633,
                5352092.803404554,
                330.9553483094048
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:09:34+00:00",
        "end_time": "2018-07-19T23:49:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1580308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1580308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1580308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1580308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0871663,
            48.28458939,
            330.9553483,
            -120.0654021,
            48.29912054,
            608.9553483
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08716628480813,
                  48.28512267236333,
                  330.9553483094048
                ],
                [
                  -120.08636936539655,
                  48.2991205370233,
                  330.9553483094048
                ],
                [
                  -120.0654020868527,
                  48.298586993059274,
                  608.9553483094048
                ],
                [
                  -120.06620472112029,
                  48.284589389022614,
                  608.9553483094048
                ],
                [
                  -120.08716628480813,
                  48.28512267236333,
                  330.9553483094048
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1580308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1580308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:09:34Z",
            "pc:count": 35218308,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716868.2987,
                "count": 35218308,
                "maximum": 717630.796,
                "minimum": 716073.756,
                "name": "X",
                "position": 0,
                "stddev": 427.7806998,
                "variance": 182996.3271
              },
              {
                "average": 5352860.594,
                "count": 35218308,
                "maximum": 5353650.703,
                "minimum": 5352092.803,
                "name": "Y",
                "position": 1,
                "stddev": 417.5886702,
                "variance": 174380.2975
              },
              {
                "average": 486.9099705,
                "count": 35218308,
                "maximum": 608.9553483,
                "minimum": 330.9553483,
                "name": "Z",
                "position": 2,
                "stddev": 32.19425266,
                "variance": 1036.469904
              },
              {
                "average": 1288.658633,
                "count": 35218308,
                "maximum": 4095,
                "minimum": 77,
                "name": "Intensity",
                "position": 3,
                "stddev": 404.4635089,
                "variance": 163590.73
              },
              {
                "average": 1.038585925,
                "count": 35218308,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2069006751,
                "variance": 0.04280788937
              },
              {
                "average": 1.07717009,
                "count": 35218308,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2972299092,
                "variance": 0.08834561892
              },
              {
                "average": 0.4955155994,
                "count": 35218308,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999798968,
                "variance": 0.2499798972
              },
              {
                "average": 0.0002644363267,
                "count": 35218308,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01625934832,
                "variance": 0.0002643664076
              },
              {
                "average": 1.545860806,
                "count": 35218308,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5086060417,
                "variance": 0.2586801057
              },
              {
                "average": -0.3533666601,
                "count": 35218308,
                "maximum": 13.00199986,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.480209508,
                "variance": 71.91395329
              },
              {
                "average": 0,
                "count": 35218308,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.55158638,
                "count": 35218308,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.374307094,
                "variance": 5.637334175
              },
              {
                "average": 216082156,
                "count": 35218308,
                "maximum": 216084174.1,
                "minimum": 216079342.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1455.389703,
                "variance": 2118159.189
              },
              {
                "average": 0,
                "count": 35218308,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35218308,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35218308,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35218308,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35218308,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716073.756,
              5352092.803,
              330.9553483,
              717630.796,
              5353650.703,
              608.9553483
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716073.7559938633,
                    5352092.803404554,
                    330.9553483094048
                  ],
                  [
                    716073.7559938633,
                    5353650.703404554,
                    330.9553483094048
                  ],
                  [
                    717630.7959938634,
                    5353650.703404554,
                    608.9553483094048
                  ],
                  [
                    717630.7959938634,
                    5352092.803404554,
                    608.9553483094048
                  ],
                  [
                    716073.7559938633,
                    5352092.803404554,
                    330.9553483094048
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:09:34+00:00",
            "end_time": "2018-07-19T23:49:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0469803201917,
              48.541537025604185,
              1505.0251946591468
            ],
            [
              -120.04616484946227,
              48.55553825220747,
              1505.0251946591468
            ],
            [
              -120.02509177936632,
              48.55499522130851,
              1851.305194659147
            ],
            [
              -120.02591304693352,
              48.54099426031504,
              1851.305194659147
            ],
            [
              -120.0469803201917,
              48.541537025604185,
              1505.0251946591468
            ]
          ]
        ]
      },
      "bbox": [
        -120.0469803,
        48.54099426,
        1505.025195,
        -120.0250918,
        48.55553825,
        1851.305195
      ],
      "properties": {
        "datetime": "2018-07-19T23:20:40Z",
        "pc:count": 35337902,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718748.5706,
            "count": 35337902,
            "maximum": 719512.0305,
            "minimum": 717954.9305,
            "name": "X",
            "position": 0,
            "stddev": 417.1475763,
            "variance": 174012.1004
          },
          {
            "average": 5381472.281,
            "count": 35337902,
            "maximum": 5382262.171,
            "minimum": 5380703.771,
            "name": "Y",
            "position": 1,
            "stddev": 438.9316138,
            "variance": 192660.9616
          },
          {
            "average": 1677.249274,
            "count": 35337902,
            "maximum": 1851.305195,
            "minimum": 1505.025195,
            "name": "Z",
            "position": 2,
            "stddev": 72.40421149,
            "variance": 5242.369842
          },
          {
            "average": 1440.168401,
            "count": 35337902,
            "maximum": 4095,
            "minimum": 32,
            "name": "Intensity",
            "position": 3,
            "stddev": 759.9199427,
            "variance": 577478.3194
          },
          {
            "average": 1.309825411,
            "count": 35337902,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6138572105,
            "variance": 0.3768206749
          },
          {
            "average": 1.619709201,
            "count": 35337902,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8513063003,
            "variance": 0.7247224169
          },
          {
            "average": 0.4972061726,
            "count": 35337902,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999922015,
            "variance": 0.2499922016
          },
          {
            "average": 0.0002817371558,
            "count": 35337902,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01678266331,
            "variance": 0.0002816577879
          },
          {
            "average": 1.353333511,
            "count": 35337902,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5449277637,
            "variance": 0.2969462677
          },
          {
            "average": -4.308741158,
            "count": 35337902,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.21379416,
            "variance": 202.0319444
          },
          {
            "average": 0,
            "count": 35337902,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.74400022,
            "count": 35337902,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.129543793,
            "variance": 83.34856986
          },
          {
            "average": 216065440.7,
            "count": 35337902,
            "maximum": 216077640.8,
            "minimum": 216061139.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5217.468528,
            "variance": 27221977.84
          },
          {
            "average": 0,
            "count": 35337902,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35337902,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35337902,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35337902,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35337902,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717954.9305,
          5380703.771,
          1505.025195,
          719512.0305,
          5382262.171,
          1851.305195
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717954.9305335324,
                5380703.771295794,
                1505.0251946591468
              ],
              [
                717954.9305335324,
                5382262.171295795,
                1505.0251946591468
              ],
              [
                719512.0305335325,
                5382262.171295795,
                1851.305194659147
              ],
              [
                719512.0305335325,
                5380703.771295794,
                1851.305194659147
              ],
              [
                717954.9305335324,
                5380703.771295794,
                1505.0251946591468
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:20:40+00:00",
        "end_time": "2018-07-19T18:45:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0469803,
            48.54099426,
            1505.025195,
            -120.0250918,
            48.55553825,
            1851.305195
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0469803201917,
                  48.541537025604185,
                  1505.0251946591468
                ],
                [
                  -120.04616484946227,
                  48.55553825220747,
                  1505.0251946591468
                ],
                [
                  -120.02509177936632,
                  48.55499522130851,
                  1851.305194659147
                ],
                [
                  -120.02591304693352,
                  48.54099426031504,
                  1851.305194659147
                ],
                [
                  -120.0469803201917,
                  48.541537025604185,
                  1505.0251946591468
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:20:40Z",
            "pc:count": 35337902,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718748.5706,
                "count": 35337902,
                "maximum": 719512.0305,
                "minimum": 717954.9305,
                "name": "X",
                "position": 0,
                "stddev": 417.1475763,
                "variance": 174012.1004
              },
              {
                "average": 5381472.281,
                "count": 35337902,
                "maximum": 5382262.171,
                "minimum": 5380703.771,
                "name": "Y",
                "position": 1,
                "stddev": 438.9316138,
                "variance": 192660.9616
              },
              {
                "average": 1677.249274,
                "count": 35337902,
                "maximum": 1851.305195,
                "minimum": 1505.025195,
                "name": "Z",
                "position": 2,
                "stddev": 72.40421149,
                "variance": 5242.369842
              },
              {
                "average": 1440.168401,
                "count": 35337902,
                "maximum": 4095,
                "minimum": 32,
                "name": "Intensity",
                "position": 3,
                "stddev": 759.9199427,
                "variance": 577478.3194
              },
              {
                "average": 1.309825411,
                "count": 35337902,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6138572105,
                "variance": 0.3768206749
              },
              {
                "average": 1.619709201,
                "count": 35337902,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8513063003,
                "variance": 0.7247224169
              },
              {
                "average": 0.4972061726,
                "count": 35337902,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999922015,
                "variance": 0.2499922016
              },
              {
                "average": 0.0002817371558,
                "count": 35337902,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01678266331,
                "variance": 0.0002816577879
              },
              {
                "average": 1.353333511,
                "count": 35337902,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5449277637,
                "variance": 0.2969462677
              },
              {
                "average": -4.308741158,
                "count": 35337902,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.21379416,
                "variance": 202.0319444
              },
              {
                "average": 0,
                "count": 35337902,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.74400022,
                "count": 35337902,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.129543793,
                "variance": 83.34856986
              },
              {
                "average": 216065440.7,
                "count": 35337902,
                "maximum": 216077640.8,
                "minimum": 216061139.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5217.468528,
                "variance": 27221977.84
              },
              {
                "average": 0,
                "count": 35337902,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35337902,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35337902,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35337902,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35337902,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717954.9305,
              5380703.771,
              1505.025195,
              719512.0305,
              5382262.171,
              1851.305195
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717954.9305335324,
                    5380703.771295794,
                    1505.0251946591468
                  ],
                  [
                    717954.9305335324,
                    5382262.171295795,
                    1505.0251946591468
                  ],
                  [
                    719512.0305335325,
                    5382262.171295795,
                    1851.305194659147
                  ],
                  [
                    719512.0305335325,
                    5380703.771295794,
                    1851.305194659147
                  ],
                  [
                    717954.9305335324,
                    5380703.771295794,
                    1505.0251946591468
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:20:40+00:00",
            "end_time": "2018-07-19T18:45:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04677706914435,
              48.3121326233224,
              506.38739152386665
            ],
            [
              -120.04596837448027,
              48.32612937651976,
              506.38739152386665
            ],
            [
              -120.02527101994579,
              48.325595495906555,
              905.3473915238667
            ],
            [
              -120.02608536041097,
              48.31159900350511,
              905.3473915238667
            ],
            [
              -120.04677706914435,
              48.3121326233224,
              506.38739152386665
            ]
          ]
        ]
      },
      "bbox": [
        -120.0467771,
        48.311599,
        506.3873915,
        -120.025271,
        48.32612938,
        905.3473915
      ],
      "properties": {
        "datetime": "2018-07-19T23:13:38Z",
        "pc:count": 23016206,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719648.7863,
            "count": 23016206,
            "maximum": 720490.1439,
            "minimum": 718953.9039,
            "name": "X",
            "position": 0,
            "stddev": 411.0627987,
            "variance": 168972.6245
          },
          {
            "average": 5356089.998,
            "count": 23016206,
            "maximum": 5356766.964,
            "minimum": 5355209.124,
            "name": "Y",
            "position": 1,
            "stddev": 405.0764473,
            "variance": 164086.9282
          },
          {
            "average": 681.9467125,
            "count": 23016206,
            "maximum": 905.3473915,
            "minimum": 506.3873915,
            "name": "Z",
            "position": 2,
            "stddev": 94.32239955,
            "variance": 8896.715057
          },
          {
            "average": 1032.915628,
            "count": 23016206,
            "maximum": 4095,
            "minimum": 113,
            "name": "Intensity",
            "position": 3,
            "stddev": 254.9002777,
            "variance": 64974.15159
          },
          {
            "average": 1.051801283,
            "count": 23016206,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2508798415,
            "variance": 0.06294069488
          },
          {
            "average": 1.103604565,
            "count": 23016206,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3665245249,
            "variance": 0.1343402274
          },
          {
            "average": 0.4965776288,
            "count": 23016206,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882981,
            "variance": 0.2499882982
          },
          {
            "average": 0.0002303159782,
            "count": 23016206,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01517441738,
            "variance": 0.0002302629428
          },
          {
            "average": 1.504388386,
            "count": 23016206,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5374115931,
            "variance": 0.2888112204
          },
          {
            "average": -2.90394061,
            "count": 23016206,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.052962537,
            "variance": 64.85020563
          },
          {
            "average": 0,
            "count": 23016206,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 46.00285981,
            "count": 23016206,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.391216814,
            "variance": 88.19495324
          },
          {
            "average": 216065823.7,
            "count": 23016206,
            "maximum": 216077218.5,
            "minimum": 216061543.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5328.462818,
            "variance": 28392516
          },
          {
            "average": 0,
            "count": 23016206,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23016206,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23016206,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23016206,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 23016206,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718953.9039,
          5355209.124,
          506.3873915,
          720490.1439,
          5356766.964,
          905.3473915
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718953.903860276,
                5355209.124027514,
                506.38739152386665
              ],
              [
                718953.903860276,
                5356766.964027514,
                506.38739152386665
              ],
              [
                720490.143860276,
                5356766.964027514,
                905.3473915238667
              ],
              [
                720490.143860276,
                5355209.124027514,
                905.3473915238667
              ],
              [
                718953.903860276,
                5355209.124027514,
                506.38739152386665
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:13:38+00:00",
        "end_time": "2018-07-19T18:52:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0467771,
            48.311599,
            506.3873915,
            -120.025271,
            48.32612938,
            905.3473915
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04677706914435,
                  48.3121326233224,
                  506.38739152386665
                ],
                [
                  -120.04596837448027,
                  48.32612937651976,
                  506.38739152386665
                ],
                [
                  -120.02527101994579,
                  48.325595495906555,
                  905.3473915238667
                ],
                [
                  -120.02608536041097,
                  48.31159900350511,
                  905.3473915238667
                ],
                [
                  -120.04677706914435,
                  48.3121326233224,
                  506.38739152386665
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:13:38Z",
            "pc:count": 23016206,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719648.7863,
                "count": 23016206,
                "maximum": 720490.1439,
                "minimum": 718953.9039,
                "name": "X",
                "position": 0,
                "stddev": 411.0627987,
                "variance": 168972.6245
              },
              {
                "average": 5356089.998,
                "count": 23016206,
                "maximum": 5356766.964,
                "minimum": 5355209.124,
                "name": "Y",
                "position": 1,
                "stddev": 405.0764473,
                "variance": 164086.9282
              },
              {
                "average": 681.9467125,
                "count": 23016206,
                "maximum": 905.3473915,
                "minimum": 506.3873915,
                "name": "Z",
                "position": 2,
                "stddev": 94.32239955,
                "variance": 8896.715057
              },
              {
                "average": 1032.915628,
                "count": 23016206,
                "maximum": 4095,
                "minimum": 113,
                "name": "Intensity",
                "position": 3,
                "stddev": 254.9002777,
                "variance": 64974.15159
              },
              {
                "average": 1.051801283,
                "count": 23016206,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2508798415,
                "variance": 0.06294069488
              },
              {
                "average": 1.103604565,
                "count": 23016206,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3665245249,
                "variance": 0.1343402274
              },
              {
                "average": 0.4965776288,
                "count": 23016206,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882981,
                "variance": 0.2499882982
              },
              {
                "average": 0.0002303159782,
                "count": 23016206,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01517441738,
                "variance": 0.0002302629428
              },
              {
                "average": 1.504388386,
                "count": 23016206,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5374115931,
                "variance": 0.2888112204
              },
              {
                "average": -2.90394061,
                "count": 23016206,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.052962537,
                "variance": 64.85020563
              },
              {
                "average": 0,
                "count": 23016206,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 46.00285981,
                "count": 23016206,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.391216814,
                "variance": 88.19495324
              },
              {
                "average": 216065823.7,
                "count": 23016206,
                "maximum": 216077218.5,
                "minimum": 216061543.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5328.462818,
                "variance": 28392516
              },
              {
                "average": 0,
                "count": 23016206,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23016206,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23016206,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23016206,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 23016206,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718953.9039,
              5355209.124,
              506.3873915,
              720490.1439,
              5356766.964,
              905.3473915
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718953.903860276,
                    5355209.124027514,
                    506.38739152386665
                  ],
                  [
                    718953.903860276,
                    5356766.964027514,
                    506.38739152386665
                  ],
                  [
                    720490.143860276,
                    5356766.964027514,
                    905.3473915238667
                  ],
                  [
                    720490.143860276,
                    5355209.124027514,
                    905.3473915238667
                  ],
                  [
                    718953.903860276,
                    5355209.124027514,
                    506.38739152386665
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:13:38+00:00",
            "end_time": "2018-07-19T18:52:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06733627718194,
              48.58201586457511,
              1253.740672184675
            ],
            [
              -120.06652524966526,
              48.596017607814424,
              1253.740672184675
            ],
            [
              -120.04543712899746,
              48.59547802493848,
              1884.4606721846749
            ],
            [
              -120.04625396621364,
              48.58147654567949,
              1884.4606721846749
            ],
            [
              -120.06733627718194,
              48.58201586457511,
              1253.740672184675
            ]
          ]
        ]
      },
      "bbox": [
        -120.0673363,
        48.58147655,
        1253.740672,
        -120.0454371,
        48.59601761,
        1884.460672
      ],
      "properties": {
        "datetime": "2018-07-20T00:12:44Z",
        "pc:count": 45701599,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717030.566,
            "count": 45701599,
            "maximum": 717836.8341,
            "minimum": 716279.8941,
            "name": "X",
            "position": 0,
            "stddev": 442.7104841,
            "variance": 195992.5727
          },
          {
            "average": 5385954.92,
            "count": 45701599,
            "maximum": 5386703.103,
            "minimum": 5385144.663,
            "name": "Y",
            "position": 1,
            "stddev": 431.9756032,
            "variance": 186602.9217
          },
          {
            "average": 1626.147231,
            "count": 45701599,
            "maximum": 1884.460672,
            "minimum": 1253.740672,
            "name": "Z",
            "position": 2,
            "stddev": 135.7187537,
            "variance": 18419.58009
          },
          {
            "average": 816.1884362,
            "count": 45701599,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 540.7652763,
            "variance": 292427.084
          },
          {
            "average": 1.438794428,
            "count": 45701599,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7758034756,
            "variance": 0.6018710327
          },
          {
            "average": 1.877742374,
            "count": 45701599,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.083694688,
            "variance": 1.174394176
          },
          {
            "average": 0.4964824097,
            "count": 45701599,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999876319,
            "variance": 0.249987632
          },
          {
            "average": 0.0002911495504,
            "count": 45701599,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01706062099,
            "variance": 0.0002910647887
          },
          {
            "average": 1.332772427,
            "count": 45701599,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5344299263,
            "variance": 0.2856153462
          },
          {
            "average": 3.872393159,
            "count": 45701599,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.69902144,
            "variance": 187.6631883
          },
          {
            "average": 0,
            "count": 45701599,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.51864054,
            "count": 45701599,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.366617641,
            "variance": 54.26705547
          },
          {
            "average": 216077778.1,
            "count": 45701599,
            "maximum": 216080764,
            "minimum": 216064442.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4165.41684,
            "variance": 17350697.45
          },
          {
            "average": 0,
            "count": 45701599,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45701599,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45701599,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45701599,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45701599,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716279.8941,
          5385144.663,
          1253.740672,
          717836.8341,
          5386703.103,
          1884.460672
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716279.8941351492,
                5385144.663233741,
                1253.740672184675
              ],
              [
                716279.8941351492,
                5386703.103233741,
                1253.740672184675
              ],
              [
                717836.8341351491,
                5386703.103233741,
                1884.4606721846749
              ],
              [
                717836.8341351491,
                5385144.663233741,
                1884.4606721846749
              ],
              [
                716279.8941351492,
                5385144.663233741,
                1253.740672184675
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:12:44+00:00",
        "end_time": "2018-07-19T19:40:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0673363,
            48.58147655,
            1253.740672,
            -120.0454371,
            48.59601761,
            1884.460672
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06733627718194,
                  48.58201586457511,
                  1253.740672184675
                ],
                [
                  -120.06652524966526,
                  48.596017607814424,
                  1253.740672184675
                ],
                [
                  -120.04543712899746,
                  48.59547802493848,
                  1884.4606721846749
                ],
                [
                  -120.04625396621364,
                  48.58147654567949,
                  1884.4606721846749
                ],
                [
                  -120.06733627718194,
                  48.58201586457511,
                  1253.740672184675
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:12:44Z",
            "pc:count": 45701599,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717030.566,
                "count": 45701599,
                "maximum": 717836.8341,
                "minimum": 716279.8941,
                "name": "X",
                "position": 0,
                "stddev": 442.7104841,
                "variance": 195992.5727
              },
              {
                "average": 5385954.92,
                "count": 45701599,
                "maximum": 5386703.103,
                "minimum": 5385144.663,
                "name": "Y",
                "position": 1,
                "stddev": 431.9756032,
                "variance": 186602.9217
              },
              {
                "average": 1626.147231,
                "count": 45701599,
                "maximum": 1884.460672,
                "minimum": 1253.740672,
                "name": "Z",
                "position": 2,
                "stddev": 135.7187537,
                "variance": 18419.58009
              },
              {
                "average": 816.1884362,
                "count": 45701599,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 540.7652763,
                "variance": 292427.084
              },
              {
                "average": 1.438794428,
                "count": 45701599,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7758034756,
                "variance": 0.6018710327
              },
              {
                "average": 1.877742374,
                "count": 45701599,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.083694688,
                "variance": 1.174394176
              },
              {
                "average": 0.4964824097,
                "count": 45701599,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999876319,
                "variance": 0.249987632
              },
              {
                "average": 0.0002911495504,
                "count": 45701599,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01706062099,
                "variance": 0.0002910647887
              },
              {
                "average": 1.332772427,
                "count": 45701599,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5344299263,
                "variance": 0.2856153462
              },
              {
                "average": 3.872393159,
                "count": 45701599,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.69902144,
                "variance": 187.6631883
              },
              {
                "average": 0,
                "count": 45701599,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.51864054,
                "count": 45701599,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.366617641,
                "variance": 54.26705547
              },
              {
                "average": 216077778.1,
                "count": 45701599,
                "maximum": 216080764,
                "minimum": 216064442.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4165.41684,
                "variance": 17350697.45
              },
              {
                "average": 0,
                "count": 45701599,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45701599,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45701599,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45701599,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45701599,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716279.8941,
              5385144.663,
              1253.740672,
              717836.8341,
              5386703.103,
              1884.460672
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716279.8941351492,
                    5385144.663233741,
                    1253.740672184675
                  ],
                  [
                    716279.8941351492,
                    5386703.103233741,
                    1253.740672184675
                  ],
                  [
                    717836.8341351491,
                    5386703.103233741,
                    1884.4606721846749
                  ],
                  [
                    717836.8341351491,
                    5385144.663233741,
                    1884.4606721846749
                  ],
                  [
                    716279.8941351492,
                    5385144.663233741,
                    1253.740672184675
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:12:44+00:00",
            "end_time": "2018-07-19T19:40:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06715859252726,
              48.74396821549315,
              2091.4229536893763
            ],
            [
              -120.06675040986639,
              48.75097590154078,
              2091.4229536893763
            ],
            [
              -120.06447170280781,
              48.75091782882242,
              2231.9629536893763
            ],
            [
              -120.06488020145711,
              48.74391015700623,
              2231.9629536893763
            ],
            [
              -120.06715859252726,
              48.74396821549315,
              2091.4229536893763
            ]
          ]
        ]
      },
      "bbox": [
        -120.0671586,
        48.74391016,
        2091.422954,
        -120.0644717,
        48.7509759,
        2231.962954
      ],
      "properties": {
        "datetime": "2018-07-20T00:07:28Z",
        "pc:count": 1555143,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715678.9012,
            "count": 1555143,
            "maximum": 715768.3257,
            "minimum": 715600.6057,
            "name": "X",
            "position": 0,
            "stddev": 40.51263367,
            "variance": 1641.273487
          },
          {
            "average": 5403587.606,
            "count": 1555143,
            "maximum": 5403924.589,
            "minimum": 5403144.589,
            "name": "Y",
            "position": 1,
            "stddev": 137.9420409,
            "variance": 19028.00665
          },
          {
            "average": 2163.06673,
            "count": 1555143,
            "maximum": 2231.962954,
            "minimum": 2091.422954,
            "name": "Z",
            "position": 2,
            "stddev": 24.11933502,
            "variance": 581.7423216
          },
          {
            "average": 948.7363792,
            "count": 1555143,
            "maximum": 2667,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 593.2776097,
            "variance": 351978.3222
          },
          {
            "average": 1.438688275,
            "count": 1555143,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.785736225,
            "variance": 0.6173814153
          },
          {
            "average": 1.87904585,
            "count": 1555143,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.106369047,
            "variance": 1.224052468
          },
          {
            "average": 0.4942027839,
            "count": 1555143,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999665519,
            "variance": 0.249966553
          },
          {
            "average": 0.0002398493258,
            "count": 1555143,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01548521722,
            "variance": 0.0002397919522
          },
          {
            "average": 1.424745506,
            "count": 1555143,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5155653463,
            "variance": 0.2658076263
          },
          {
            "average": 12.67114415,
            "count": 1555143,
            "maximum": 16.99799919,
            "minimum": 4.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.084559302,
            "variance": 9.514506085
          },
          {
            "average": 0,
            "count": 1555143,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 71.6192363,
            "count": 1555143,
            "maximum": 72,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4855747687,
            "variance": 0.235782856
          },
          {
            "average": 216080362.1,
            "count": 1555143,
            "maximum": 216080448.9,
            "minimum": 216080225.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 100.9955521,
            "variance": 10200.10155
          },
          {
            "average": 0,
            "count": 1555143,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1555143,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1555143,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1555143,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1555143,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715600.6057,
          5403144.589,
          2091.422954,
          715768.3257,
          5403924.589,
          2231.962954
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715600.6056627376,
                5403144.589415387,
                2091.4229536893763
              ],
              [
                715600.6056627376,
                5403924.589415387,
                2091.4229536893763
              ],
              [
                715768.3256627376,
                5403924.589415387,
                2231.9629536893763
              ],
              [
                715768.3256627376,
                5403144.589415387,
                2231.9629536893763
              ],
              [
                715600.6056627376,
                5403144.589415387,
                2091.4229536893763
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:07:28+00:00",
        "end_time": "2018-07-20T00:03:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0671586,
            48.74391016,
            2091.422954,
            -120.0644717,
            48.7509759,
            2231.962954
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06715859252726,
                  48.74396821549315,
                  2091.4229536893763
                ],
                [
                  -120.06675040986639,
                  48.75097590154078,
                  2091.4229536893763
                ],
                [
                  -120.06447170280781,
                  48.75091782882242,
                  2231.9629536893763
                ],
                [
                  -120.06488020145711,
                  48.74391015700623,
                  2231.9629536893763
                ],
                [
                  -120.06715859252726,
                  48.74396821549315,
                  2091.4229536893763
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:07:28Z",
            "pc:count": 1555143,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715678.9012,
                "count": 1555143,
                "maximum": 715768.3257,
                "minimum": 715600.6057,
                "name": "X",
                "position": 0,
                "stddev": 40.51263367,
                "variance": 1641.273487
              },
              {
                "average": 5403587.606,
                "count": 1555143,
                "maximum": 5403924.589,
                "minimum": 5403144.589,
                "name": "Y",
                "position": 1,
                "stddev": 137.9420409,
                "variance": 19028.00665
              },
              {
                "average": 2163.06673,
                "count": 1555143,
                "maximum": 2231.962954,
                "minimum": 2091.422954,
                "name": "Z",
                "position": 2,
                "stddev": 24.11933502,
                "variance": 581.7423216
              },
              {
                "average": 948.7363792,
                "count": 1555143,
                "maximum": 2667,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 593.2776097,
                "variance": 351978.3222
              },
              {
                "average": 1.438688275,
                "count": 1555143,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.785736225,
                "variance": 0.6173814153
              },
              {
                "average": 1.87904585,
                "count": 1555143,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.106369047,
                "variance": 1.224052468
              },
              {
                "average": 0.4942027839,
                "count": 1555143,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999665519,
                "variance": 0.249966553
              },
              {
                "average": 0.0002398493258,
                "count": 1555143,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01548521722,
                "variance": 0.0002397919522
              },
              {
                "average": 1.424745506,
                "count": 1555143,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5155653463,
                "variance": 0.2658076263
              },
              {
                "average": 12.67114415,
                "count": 1555143,
                "maximum": 16.99799919,
                "minimum": 4.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.084559302,
                "variance": 9.514506085
              },
              {
                "average": 0,
                "count": 1555143,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 71.6192363,
                "count": 1555143,
                "maximum": 72,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4855747687,
                "variance": 0.235782856
              },
              {
                "average": 216080362.1,
                "count": 1555143,
                "maximum": 216080448.9,
                "minimum": 216080225.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 100.9955521,
                "variance": 10200.10155
              },
              {
                "average": 0,
                "count": 1555143,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1555143,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1555143,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1555143,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1555143,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715600.6057,
              5403144.589,
              2091.422954,
              715768.3257,
              5403924.589,
              2231.962954
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715600.6056627376,
                    5403144.589415387,
                    2091.4229536893763
                  ],
                  [
                    715600.6056627376,
                    5403924.589415387,
                    2091.4229536893763
                  ],
                  [
                    715768.3256627376,
                    5403924.589415387,
                    2231.9629536893763
                  ],
                  [
                    715768.3256627376,
                    5403144.589415387,
                    2231.9629536893763
                  ],
                  [
                    715600.6056627376,
                    5403144.589415387,
                    2091.4229536893763
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:07:28+00:00",
            "end_time": "2018-07-20T00:03:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06730399025597,
              48.73428522042899,
              1910.3713838736533
            ],
            [
              -120.06674079281524,
              48.743957279314216,
              1910.3713838736533
            ],
            [
              -120.0616786804282,
              48.743828205667626,
              2109.0913838736533
            ],
            [
              -120.06224284640794,
              48.734156190436046,
              2109.0913838736533
            ],
            [
              -120.06730399025597,
              48.73428522042899,
              1910.3713838736533
            ]
          ]
        ]
      },
      "bbox": [
        -120.067304,
        48.73415619,
        1910.371384,
        -120.0616787,
        48.74395728,
        2109.091384
      ],
      "properties": {
        "datetime": "2018-07-20T00:07:48Z",
        "pc:count": 3124754,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715755.7928,
            "count": 3124754,
            "maximum": 716004.0025,
            "minimum": 715631.3625,
            "name": "X",
            "position": 0,
            "stddev": 74.30366277,
            "variance": 5521.034301
          },
          {
            "average": 5402562.031,
            "count": 3124754,
            "maximum": 5403144.557,
            "minimum": 5402067.997,
            "name": "Y",
            "position": 1,
            "stddev": 226.0445556,
            "variance": 51096.14114
          },
          {
            "average": 2047.196837,
            "count": 3124754,
            "maximum": 2109.091384,
            "minimum": 1910.371384,
            "name": "Z",
            "position": 2,
            "stddev": 39.96481326,
            "variance": 1597.186299
          },
          {
            "average": 1050.522764,
            "count": 3124754,
            "maximum": 2926,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 507.5868163,
            "variance": 257644.3761
          },
          {
            "average": 1.228868257,
            "count": 3124754,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5784129738,
            "variance": 0.3345615683
          },
          {
            "average": 1.458477051,
            "count": 3124754,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8506181575,
            "variance": 0.7235512499
          },
          {
            "average": 0.495198022,
            "count": 3124754,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999770205,
            "variance": 0.249977021
          },
          {
            "average": 0.0001798541581,
            "count": 3124754,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01340976764,
            "variance": 0.0001798218681
          },
          {
            "average": 1.53708996,
            "count": 3124754,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5157356169,
            "variance": 0.2659832265
          },
          {
            "average": 10.05788777,
            "count": 3124754,
            "maximum": 16.99799919,
            "minimum": -6,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 5.282332784,
            "variance": 27.90303965
          },
          {
            "average": 0,
            "count": 3124754,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 71.56516161,
            "count": 3124754,
            "maximum": 72,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4957358604,
            "variance": 0.2457540433
          },
          {
            "average": 216080353.7,
            "count": 3124754,
            "maximum": 216080468.3,
            "minimum": 216080208.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 120.4222891,
            "variance": 14501.52772
          },
          {
            "average": 0,
            "count": 3124754,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3124754,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3124754,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3124754,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3124754,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715631.3625,
          5402067.997,
          1910.371384,
          716004.0025,
          5403144.557,
          2109.091384
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715631.3625140149,
                5402067.996840606,
                1910.3713838736533
              ],
              [
                715631.3625140149,
                5403144.556840607,
                1910.3713838736533
              ],
              [
                716004.0025140148,
                5403144.556840607,
                2109.0913838736533
              ],
              [
                716004.0025140148,
                5402067.996840606,
                2109.0913838736533
              ],
              [
                715631.3625140149,
                5402067.996840606,
                1910.3713838736533
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:07:48+00:00",
        "end_time": "2018-07-20T00:03:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.067304,
            48.73415619,
            1910.371384,
            -120.0616787,
            48.74395728,
            2109.091384
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06730399025597,
                  48.73428522042899,
                  1910.3713838736533
                ],
                [
                  -120.06674079281524,
                  48.743957279314216,
                  1910.3713838736533
                ],
                [
                  -120.0616786804282,
                  48.743828205667626,
                  2109.0913838736533
                ],
                [
                  -120.06224284640794,
                  48.734156190436046,
                  2109.0913838736533
                ],
                [
                  -120.06730399025597,
                  48.73428522042899,
                  1910.3713838736533
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:07:48Z",
            "pc:count": 3124754,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715755.7928,
                "count": 3124754,
                "maximum": 716004.0025,
                "minimum": 715631.3625,
                "name": "X",
                "position": 0,
                "stddev": 74.30366277,
                "variance": 5521.034301
              },
              {
                "average": 5402562.031,
                "count": 3124754,
                "maximum": 5403144.557,
                "minimum": 5402067.997,
                "name": "Y",
                "position": 1,
                "stddev": 226.0445556,
                "variance": 51096.14114
              },
              {
                "average": 2047.196837,
                "count": 3124754,
                "maximum": 2109.091384,
                "minimum": 1910.371384,
                "name": "Z",
                "position": 2,
                "stddev": 39.96481326,
                "variance": 1597.186299
              },
              {
                "average": 1050.522764,
                "count": 3124754,
                "maximum": 2926,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 507.5868163,
                "variance": 257644.3761
              },
              {
                "average": 1.228868257,
                "count": 3124754,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5784129738,
                "variance": 0.3345615683
              },
              {
                "average": 1.458477051,
                "count": 3124754,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8506181575,
                "variance": 0.7235512499
              },
              {
                "average": 0.495198022,
                "count": 3124754,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999770205,
                "variance": 0.249977021
              },
              {
                "average": 0.0001798541581,
                "count": 3124754,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01340976764,
                "variance": 0.0001798218681
              },
              {
                "average": 1.53708996,
                "count": 3124754,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5157356169,
                "variance": 0.2659832265
              },
              {
                "average": 10.05788777,
                "count": 3124754,
                "maximum": 16.99799919,
                "minimum": -6,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 5.282332784,
                "variance": 27.90303965
              },
              {
                "average": 0,
                "count": 3124754,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 71.56516161,
                "count": 3124754,
                "maximum": 72,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4957358604,
                "variance": 0.2457540433
              },
              {
                "average": 216080353.7,
                "count": 3124754,
                "maximum": 216080468.3,
                "minimum": 216080208.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 120.4222891,
                "variance": 14501.52772
              },
              {
                "average": 0,
                "count": 3124754,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3124754,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3124754,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3124754,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3124754,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715631.3625,
              5402067.997,
              1910.371384,
              716004.0025,
              5403144.557,
              2109.091384
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715631.3625140149,
                    5402067.996840606,
                    1910.3713838736533
                  ],
                  [
                    715631.3625140149,
                    5403144.556840607,
                    1910.3713838736533
                  ],
                  [
                    716004.0025140148,
                    5403144.556840607,
                    2109.0913838736533
                  ],
                  [
                    716004.0025140148,
                    5402067.996840606,
                    2109.0913838736533
                  ],
                  [
                    715631.3625140149,
                    5402067.996840606,
                    1910.3713838736533
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:07:48+00:00",
            "end_time": "2018-07-20T00:03:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00634815096659,
              48.352621275860855,
              722.9095776667127
            ],
            [
              -120.0055270506682,
              48.36662047097044,
              722.9095776667127
            ],
            [
              -119.98453038358427,
              48.3660715336498,
              1244.3295776667128
            ],
            [
              -119.98535722008393,
              48.35207260678284,
              1244.3295776667128
            ],
            [
              -120.00634815096659,
              48.352621275860855,
              722.9095776667127
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063482,
        48.35207261,
        722.9095777,
        -119.9845304,
        48.36662047,
        1244.329578
      ],
      "properties": {
        "datetime": "2018-07-19T18:28:37Z",
        "pc:count": 26064499,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722561.4847,
            "count": 26064499,
            "maximum": 723332.5119,
            "minimum": 721775.2319,
            "name": "X",
            "position": 0,
            "stddev": 444.8186852,
            "variance": 197863.6627
          },
          {
            "average": 5360608.222,
            "count": 26064499,
            "maximum": 5361383.26,
            "minimum": 5359825.08,
            "name": "Y",
            "position": 1,
            "stddev": 434.6607686,
            "variance": 188929.9837
          },
          {
            "average": 924.7092185,
            "count": 26064499,
            "maximum": 1244.329578,
            "minimum": 722.9095777,
            "name": "Z",
            "position": 2,
            "stddev": 100.6944855,
            "variance": 10139.3794
          },
          {
            "average": 1080.303594,
            "count": 26064499,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 190.8925508,
            "variance": 36439.96596
          },
          {
            "average": 1.010516834,
            "count": 26064499,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1081836583,
            "variance": 0.01170370393
          },
          {
            "average": 1.021032133,
            "count": 26064499,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1564629962,
            "variance": 0.02448066919
          },
          {
            "average": 0.4952480767,
            "count": 26064499,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999774283,
            "variance": 0.2499774288
          },
          {
            "average": 0.000298682127,
            "count": 26064499,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01727984165,
            "variance": 0.0002985929274
          },
          {
            "average": 1.585903531,
            "count": 26064499,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.546046026,
            "variance": 0.2981662625
          },
          {
            "average": -0.3674238396,
            "count": 26064499,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.165732913,
            "variance": 84.01065982
          },
          {
            "average": 0,
            "count": 26064499,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.21328582,
            "count": 26064499,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.999578003,
            "variance": 3.998312188
          },
          {
            "average": 216058293.1,
            "count": 26064499,
            "maximum": 216060117.9,
            "minimum": 216055815.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1163.978706,
            "variance": 1354846.429
          },
          {
            "average": 0,
            "count": 26064499,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26064499,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26064499,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26064499,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26064499,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721775.2319,
          5359825.08,
          722.9095777,
          723332.5119,
          5361383.26,
          1244.329578
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721775.23193138,
                5359825.079946167,
                722.9095776667127
              ],
              [
                721775.23193138,
                5361383.259946167,
                722.9095776667127
              ],
              [
                723332.51193138,
                5361383.259946167,
                1244.3295776667128
              ],
              [
                723332.51193138,
                5359825.079946167,
                1244.3295776667128
              ],
              [
                721775.23193138,
                5359825.079946167,
                722.9095776667127
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:28:37+00:00",
        "end_time": "2018-07-19T17:16:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063482,
            48.35207261,
            722.9095777,
            -119.9845304,
            48.36662047,
            1244.329578
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00634815096659,
                  48.352621275860855,
                  722.9095776667127
                ],
                [
                  -120.0055270506682,
                  48.36662047097044,
                  722.9095776667127
                ],
                [
                  -119.98453038358427,
                  48.3660715336498,
                  1244.3295776667128
                ],
                [
                  -119.98535722008393,
                  48.35207260678284,
                  1244.3295776667128
                ],
                [
                  -120.00634815096659,
                  48.352621275860855,
                  722.9095776667127
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:28:37Z",
            "pc:count": 26064499,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722561.4847,
                "count": 26064499,
                "maximum": 723332.5119,
                "minimum": 721775.2319,
                "name": "X",
                "position": 0,
                "stddev": 444.8186852,
                "variance": 197863.6627
              },
              {
                "average": 5360608.222,
                "count": 26064499,
                "maximum": 5361383.26,
                "minimum": 5359825.08,
                "name": "Y",
                "position": 1,
                "stddev": 434.6607686,
                "variance": 188929.9837
              },
              {
                "average": 924.7092185,
                "count": 26064499,
                "maximum": 1244.329578,
                "minimum": 722.9095777,
                "name": "Z",
                "position": 2,
                "stddev": 100.6944855,
                "variance": 10139.3794
              },
              {
                "average": 1080.303594,
                "count": 26064499,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 190.8925508,
                "variance": 36439.96596
              },
              {
                "average": 1.010516834,
                "count": 26064499,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1081836583,
                "variance": 0.01170370393
              },
              {
                "average": 1.021032133,
                "count": 26064499,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1564629962,
                "variance": 0.02448066919
              },
              {
                "average": 0.4952480767,
                "count": 26064499,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999774283,
                "variance": 0.2499774288
              },
              {
                "average": 0.000298682127,
                "count": 26064499,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01727984165,
                "variance": 0.0002985929274
              },
              {
                "average": 1.585903531,
                "count": 26064499,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.546046026,
                "variance": 0.2981662625
              },
              {
                "average": -0.3674238396,
                "count": 26064499,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.165732913,
                "variance": 84.01065982
              },
              {
                "average": 0,
                "count": 26064499,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.21328582,
                "count": 26064499,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.999578003,
                "variance": 3.998312188
              },
              {
                "average": 216058293.1,
                "count": 26064499,
                "maximum": 216060117.9,
                "minimum": 216055815.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1163.978706,
                "variance": 1354846.429
              },
              {
                "average": 0,
                "count": 26064499,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26064499,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26064499,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26064499,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26064499,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721775.2319,
              5359825.08,
              722.9095777,
              723332.5119,
              5361383.26,
              1244.329578
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721775.23193138,
                    5359825.079946167,
                    722.9095776667127
                  ],
                  [
                    721775.23193138,
                    5361383.259946167,
                    722.9095776667127
                  ],
                  [
                    723332.51193138,
                    5361383.259946167,
                    1244.3295776667128
                  ],
                  [
                    723332.51193138,
                    5359825.079946167,
                    1244.3295776667128
                  ],
                  [
                    721775.23193138,
                    5359825.079946167,
                    722.9095776667127
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:28:37+00:00",
            "end_time": "2018-07-19T17:16:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96507226747369,
              48.703484560613994,
              2060.3478735013537
            ],
            [
              -119.96466681295287,
              48.71022052434936,
              2060.3478735013537
            ],
            [
              -119.9464646481834,
              48.709739122011385,
              2160.647873501354
            ],
            [
              -119.9468725249323,
              48.70300327165342,
              2160.647873501354
            ],
            [
              -119.96507226747369,
              48.703484560613994,
              2060.3478735013537
            ]
          ]
        ]
      },
      "bbox": [
        -119.9650723,
        48.70300327,
        2060.347874,
        -119.9464646,
        48.71022052,
        2160.647874
      ],
      "properties": {
        "datetime": "2018-07-19T17:01:39Z",
        "pc:count": 9665733,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723853.0905,
            "count": 9665733,
            "maximum": 724624.5743,
            "minimum": 723283.6143,
            "name": "X",
            "position": 0,
            "stddev": 322.8631182,
            "variance": 104240.5931
          },
          {
            "average": 5399259.319,
            "count": 9665733,
            "maximum": 5399689.112,
            "minimum": 5398939.292,
            "name": "Y",
            "position": 1,
            "stddev": 188.0211806,
            "variance": 35351.96436
          },
          {
            "average": 2100.023201,
            "count": 9665733,
            "maximum": 2160.647874,
            "minimum": 2060.347874,
            "name": "Z",
            "position": 2,
            "stddev": 19.73233704,
            "variance": 389.365125
          },
          {
            "average": 1950.211497,
            "count": 9665733,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 792.6228078,
            "variance": 628250.9154
          },
          {
            "average": 1.205394873,
            "count": 9665733,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5396400513,
            "variance": 0.2912113849
          },
          {
            "average": 1.410689495,
            "count": 9665733,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7911358155,
            "variance": 0.6258958786
          },
          {
            "average": 0.4980091008,
            "count": 9665733,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999960622,
            "variance": 0.2499960622
          },
          {
            "average": 0.0002456099294,
            "count": 9665733,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01567002331,
            "variance": 0.0002455496306
          },
          {
            "average": 1.565162001,
            "count": 9665733,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5065432074,
            "variance": 0.2565860209
          },
          {
            "average": -0.6793380605,
            "count": 9665733,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.74384323,
            "variance": 188.8932267
          },
          {
            "average": 0,
            "count": 9665733,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.44426025,
            "count": 9665733,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.27432702,
            "variance": 1.623909353
          },
          {
            "average": 216053617.8,
            "count": 9665733,
            "maximum": 216054899.1,
            "minimum": 216051524.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 775.7704109,
            "variance": 601819.7305
          },
          {
            "average": 0,
            "count": 9665733,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9665733,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9665733,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9665733,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9665733,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723283.6143,
          5398939.292,
          2060.347874,
          724624.5743,
          5399689.112,
          2160.647874
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723283.6143402192,
                5398939.291936798,
                2060.3478735013537
              ],
              [
                723283.6143402192,
                5399689.111936798,
                2060.3478735013537
              ],
              [
                724624.5743402191,
                5399689.111936798,
                2160.647873501354
              ],
              [
                724624.5743402191,
                5398939.291936798,
                2160.647873501354
              ],
              [
                723283.6143402192,
                5398939.291936798,
                2060.3478735013537
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:01:39+00:00",
        "end_time": "2018-07-19T16:05:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9650723,
            48.70300327,
            2060.347874,
            -119.9464646,
            48.71022052,
            2160.647874
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96507226747369,
                  48.703484560613994,
                  2060.3478735013537
                ],
                [
                  -119.96466681295287,
                  48.71022052434936,
                  2060.3478735013537
                ],
                [
                  -119.9464646481834,
                  48.709739122011385,
                  2160.647873501354
                ],
                [
                  -119.9468725249323,
                  48.70300327165342,
                  2160.647873501354
                ],
                [
                  -119.96507226747369,
                  48.703484560613994,
                  2060.3478735013537
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:01:39Z",
            "pc:count": 9665733,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723853.0905,
                "count": 9665733,
                "maximum": 724624.5743,
                "minimum": 723283.6143,
                "name": "X",
                "position": 0,
                "stddev": 322.8631182,
                "variance": 104240.5931
              },
              {
                "average": 5399259.319,
                "count": 9665733,
                "maximum": 5399689.112,
                "minimum": 5398939.292,
                "name": "Y",
                "position": 1,
                "stddev": 188.0211806,
                "variance": 35351.96436
              },
              {
                "average": 2100.023201,
                "count": 9665733,
                "maximum": 2160.647874,
                "minimum": 2060.347874,
                "name": "Z",
                "position": 2,
                "stddev": 19.73233704,
                "variance": 389.365125
              },
              {
                "average": 1950.211497,
                "count": 9665733,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 792.6228078,
                "variance": 628250.9154
              },
              {
                "average": 1.205394873,
                "count": 9665733,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5396400513,
                "variance": 0.2912113849
              },
              {
                "average": 1.410689495,
                "count": 9665733,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7911358155,
                "variance": 0.6258958786
              },
              {
                "average": 0.4980091008,
                "count": 9665733,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999960622,
                "variance": 0.2499960622
              },
              {
                "average": 0.0002456099294,
                "count": 9665733,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01567002331,
                "variance": 0.0002455496306
              },
              {
                "average": 1.565162001,
                "count": 9665733,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5065432074,
                "variance": 0.2565860209
              },
              {
                "average": -0.6793380605,
                "count": 9665733,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.74384323,
                "variance": 188.8932267
              },
              {
                "average": 0,
                "count": 9665733,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.44426025,
                "count": 9665733,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.27432702,
                "variance": 1.623909353
              },
              {
                "average": 216053617.8,
                "count": 9665733,
                "maximum": 216054899.1,
                "minimum": 216051524.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 775.7704109,
                "variance": 601819.7305
              },
              {
                "average": 0,
                "count": 9665733,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9665733,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9665733,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9665733,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9665733,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723283.6143,
              5398939.292,
              2060.347874,
              724624.5743,
              5399689.112,
              2160.647874
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723283.6143402192,
                    5398939.291936798,
                    2060.3478735013537
                  ],
                  [
                    723283.6143402192,
                    5399689.111936798,
                    2060.3478735013537
                  ],
                  [
                    724624.5743402191,
                    5399689.111936798,
                    2160.647873501354
                  ],
                  [
                    724624.5743402191,
                    5398939.291936798,
                    2160.647873501354
                  ],
                  [
                    723283.6143402192,
                    5398939.291936798,
                    2060.3478735013537
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:01:39+00:00",
            "end_time": "2018-07-19T16:05:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1574308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04254070321197,
              48.240249287603454,
              911.0415343619892
            ],
            [
              -120.04226211591163,
              48.24507754256981,
              911.0415343619892
            ],
            [
              -120.0256305005961,
              48.24464814970858,
              1160.2015343619892
            ],
            [
              -120.02591064880059,
              48.2398199670874,
              1160.2015343619892
            ],
            [
              -120.04254070321197,
              48.240249287603454,
              911.0415343619892
            ]
          ]
        ]
      },
      "bbox": [
        -120.0425407,
        48.23981997,
        911.0415344,
        -120.0256305,
        48.24507754,
        1160.201534
      ],
      "properties": {
        "datetime": "2018-07-19T23:11:09Z",
        "pc:count": 5762820,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720227.5839,
            "count": 5762820,
            "maximum": 720812.4206,
            "minimum": 719576.0006,
            "name": "X",
            "position": 0,
            "stddev": 304.2869284,
            "variance": 92590.53477
          },
          {
            "average": 5347543.976,
            "count": 5762820,
            "maximum": 5347769.9,
            "minimum": 5347232.52,
            "name": "Y",
            "position": 1,
            "stddev": 133.2653454,
            "variance": 17759.65227
          },
          {
            "average": 1051.717868,
            "count": 5762820,
            "maximum": 1160.201534,
            "minimum": 911.0415344,
            "name": "Z",
            "position": 2,
            "stddev": 54.65172491,
            "variance": 2986.811035
          },
          {
            "average": 1205.205937,
            "count": 5762820,
            "maximum": 2580,
            "minimum": 80,
            "name": "Intensity",
            "position": 3,
            "stddev": 350.3893624,
            "variance": 122772.7053
          },
          {
            "average": 1.111937732,
            "count": 5762820,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3945707198,
            "variance": 0.1556860529
          },
          {
            "average": 1.224018796,
            "count": 5762820,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5855190849,
            "variance": 0.3428325988
          },
          {
            "average": 0.4956297438,
            "count": 5762820,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999809439,
            "variance": 0.2499809442
          },
          {
            "average": 0.0002391190424,
            "count": 5762820,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01546162689,
            "variance": 0.000239061906
          },
          {
            "average": 1.495230981,
            "count": 5762820,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.569296334,
            "variance": 0.324098316
          },
          {
            "average": -0.7675144346,
            "count": 5762820,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.962703657,
            "variance": 99.25546416
          },
          {
            "average": 0,
            "count": 5762820,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 42.20747412,
            "count": 5762820,
            "maximum": 66,
            "minimum": 38,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 4.629583628,
            "variance": 21.43304457
          },
          {
            "average": 216063654.3,
            "count": 5762820,
            "maximum": 216077069.7,
            "minimum": 216061681.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2579.618182,
            "variance": 6654429.965
          },
          {
            "average": 0,
            "count": 5762820,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5762820,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5762820,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5762820,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5762820,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719576.0006,
          5347232.52,
          911.0415344,
          720812.4206,
          5347769.9,
          1160.201534
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719576.0006395594,
                5347232.51996129,
                911.0415343619892
              ],
              [
                719576.0006395594,
                5347769.899961291,
                911.0415343619892
              ],
              [
                720812.4206395593,
                5347769.899961291,
                1160.2015343619892
              ],
              [
                720812.4206395593,
                5347232.51996129,
                1160.2015343619892
              ],
              [
                719576.0006395594,
                5347232.51996129,
                911.0415343619892
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:11:09+00:00",
        "end_time": "2018-07-19T18:54:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1574308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1574308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1574308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1574308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0425407,
            48.23981997,
            911.0415344,
            -120.0256305,
            48.24507754,
            1160.201534
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04254070321197,
                  48.240249287603454,
                  911.0415343619892
                ],
                [
                  -120.04226211591163,
                  48.24507754256981,
                  911.0415343619892
                ],
                [
                  -120.0256305005961,
                  48.24464814970858,
                  1160.2015343619892
                ],
                [
                  -120.02591064880059,
                  48.2398199670874,
                  1160.2015343619892
                ],
                [
                  -120.04254070321197,
                  48.240249287603454,
                  911.0415343619892
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1574308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1574308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:11:09Z",
            "pc:count": 5762820,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720227.5839,
                "count": 5762820,
                "maximum": 720812.4206,
                "minimum": 719576.0006,
                "name": "X",
                "position": 0,
                "stddev": 304.2869284,
                "variance": 92590.53477
              },
              {
                "average": 5347543.976,
                "count": 5762820,
                "maximum": 5347769.9,
                "minimum": 5347232.52,
                "name": "Y",
                "position": 1,
                "stddev": 133.2653454,
                "variance": 17759.65227
              },
              {
                "average": 1051.717868,
                "count": 5762820,
                "maximum": 1160.201534,
                "minimum": 911.0415344,
                "name": "Z",
                "position": 2,
                "stddev": 54.65172491,
                "variance": 2986.811035
              },
              {
                "average": 1205.205937,
                "count": 5762820,
                "maximum": 2580,
                "minimum": 80,
                "name": "Intensity",
                "position": 3,
                "stddev": 350.3893624,
                "variance": 122772.7053
              },
              {
                "average": 1.111937732,
                "count": 5762820,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3945707198,
                "variance": 0.1556860529
              },
              {
                "average": 1.224018796,
                "count": 5762820,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5855190849,
                "variance": 0.3428325988
              },
              {
                "average": 0.4956297438,
                "count": 5762820,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999809439,
                "variance": 0.2499809442
              },
              {
                "average": 0.0002391190424,
                "count": 5762820,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01546162689,
                "variance": 0.000239061906
              },
              {
                "average": 1.495230981,
                "count": 5762820,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.569296334,
                "variance": 0.324098316
              },
              {
                "average": -0.7675144346,
                "count": 5762820,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.962703657,
                "variance": 99.25546416
              },
              {
                "average": 0,
                "count": 5762820,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 42.20747412,
                "count": 5762820,
                "maximum": 66,
                "minimum": 38,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 4.629583628,
                "variance": 21.43304457
              },
              {
                "average": 216063654.3,
                "count": 5762820,
                "maximum": 216077069.7,
                "minimum": 216061681.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2579.618182,
                "variance": 6654429.965
              },
              {
                "average": 0,
                "count": 5762820,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5762820,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5762820,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5762820,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5762820,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719576.0006,
              5347232.52,
              911.0415344,
              720812.4206,
              5347769.9,
              1160.201534
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719576.0006395594,
                    5347232.51996129,
                    911.0415343619892
                  ],
                  [
                    719576.0006395594,
                    5347769.899961291,
                    911.0415343619892
                  ],
                  [
                    720812.4206395593,
                    5347769.899961291,
                    1160.2015343619892
                  ],
                  [
                    720812.4206395593,
                    5347232.51996129,
                    1160.2015343619892
                  ],
                  [
                    719576.0006395594,
                    5347232.51996129,
                    911.0415343619892
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:11:09+00:00",
            "end_time": "2018-07-19T18:54:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_592088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.10816740916631,
              48.67646099191624,
              992.7506701163308
            ],
            [
              -120.10736486132005,
              48.69046552864769,
              992.7506701163308
            ],
            [
              -120.08623601582882,
              48.68993264311838,
              1462.4106701163307
            ],
            [
              -120.0870444056267,
              48.675928367253874,
              1462.4106701163307
            ],
            [
              -120.10816740916631,
              48.67646099191624,
              992.7506701163308
            ]
          ]
        ]
      },
      "bbox": [
        -120.1081674,
        48.67592837,
        992.7506701,
        -120.086236,
        48.69046553,
        1462.41067
      ],
      "properties": {
        "datetime": "2018-07-20T02:11:32Z",
        "pc:count": 44890691,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 713631.6093,
            "count": 44890691,
            "maximum": 714428.0373,
            "minimum": 712871.0573,
            "name": "X",
            "position": 0,
            "stddev": 441.1770667,
            "variance": 194637.2042
          },
          {
            "average": 5396321.229,
            "count": 44890691,
            "maximum": 5397085.175,
            "minimum": 5395526.455,
            "name": "Y",
            "position": 1,
            "stddev": 433.6863414,
            "variance": 188083.8427
          },
          {
            "average": 1233.918511,
            "count": 44890691,
            "maximum": 1462.41067,
            "minimum": 992.7506701,
            "name": "Z",
            "position": 2,
            "stddev": 89.4362668,
            "variance": 7998.845819
          },
          {
            "average": 793.9875081,
            "count": 44890691,
            "maximum": 4095,
            "minimum": 39,
            "name": "Intensity",
            "position": 3,
            "stddev": 437.7219716,
            "variance": 191600.5244
          },
          {
            "average": 1.345120462,
            "count": 44890691,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6751343207,
            "variance": 0.455806351
          },
          {
            "average": 1.690138809,
            "count": 44890691,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9503053753,
            "variance": 0.9030803064
          },
          {
            "average": 0.4968369055,
            "count": 44890691,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999900003,
            "variance": 0.2499900004
          },
          {
            "average": 0.0002962975108,
            "count": 44890691,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01721074447,
            "variance": 0.0002962097252
          },
          {
            "average": 1.353071531,
            "count": 44890691,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5311721374,
            "variance": 0.2821438395
          },
          {
            "average": -0.8265766732,
            "count": 44890691,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.64546815,
            "variance": 159.9078646
          },
          {
            "average": 0,
            "count": 44890691,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 80.24102244,
            "count": 44890691,
            "maximum": 84,
            "minimum": 75,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.302362616,
            "variance": 5.300873614
          },
          {
            "average": 216085608.3,
            "count": 44890691,
            "maximum": 216087892.1,
            "minimum": 216082470.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1445.584243,
            "variance": 2089713.802
          },
          {
            "average": 0,
            "count": 44890691,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44890691,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44890691,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44890691,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44890691,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712871.0573,
          5395526.455,
          992.7506701,
          714428.0373,
          5397085.175,
          1462.41067
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712871.0573407956,
                5395526.455209278,
                992.7506701163308
              ],
              [
                712871.0573407956,
                5397085.175209278,
                992.7506701163308
              ],
              [
                714428.0373407956,
                5397085.175209278,
                1462.4106701163307
              ],
              [
                714428.0373407956,
                5395526.455209278,
                1462.4106701163307
              ],
              [
                712871.0573407956,
                5395526.455209278,
                992.7506701163308
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T02:11:32+00:00",
        "end_time": "2018-07-20T00:41:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_592088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_592088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_592088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1081674,
            48.67592837,
            992.7506701,
            -120.086236,
            48.69046553,
            1462.41067
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.10816740916631,
                  48.67646099191624,
                  992.7506701163308
                ],
                [
                  -120.10736486132005,
                  48.69046552864769,
                  992.7506701163308
                ],
                [
                  -120.08623601582882,
                  48.68993264311838,
                  1462.4106701163307
                ],
                [
                  -120.0870444056267,
                  48.675928367253874,
                  1462.4106701163307
                ],
                [
                  -120.10816740916631,
                  48.67646099191624,
                  992.7506701163308
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_592088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_592088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T02:11:32Z",
            "pc:count": 44890691,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 713631.6093,
                "count": 44890691,
                "maximum": 714428.0373,
                "minimum": 712871.0573,
                "name": "X",
                "position": 0,
                "stddev": 441.1770667,
                "variance": 194637.2042
              },
              {
                "average": 5396321.229,
                "count": 44890691,
                "maximum": 5397085.175,
                "minimum": 5395526.455,
                "name": "Y",
                "position": 1,
                "stddev": 433.6863414,
                "variance": 188083.8427
              },
              {
                "average": 1233.918511,
                "count": 44890691,
                "maximum": 1462.41067,
                "minimum": 992.7506701,
                "name": "Z",
                "position": 2,
                "stddev": 89.4362668,
                "variance": 7998.845819
              },
              {
                "average": 793.9875081,
                "count": 44890691,
                "maximum": 4095,
                "minimum": 39,
                "name": "Intensity",
                "position": 3,
                "stddev": 437.7219716,
                "variance": 191600.5244
              },
              {
                "average": 1.345120462,
                "count": 44890691,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6751343207,
                "variance": 0.455806351
              },
              {
                "average": 1.690138809,
                "count": 44890691,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9503053753,
                "variance": 0.9030803064
              },
              {
                "average": 0.4968369055,
                "count": 44890691,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999900003,
                "variance": 0.2499900004
              },
              {
                "average": 0.0002962975108,
                "count": 44890691,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01721074447,
                "variance": 0.0002962097252
              },
              {
                "average": 1.353071531,
                "count": 44890691,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5311721374,
                "variance": 0.2821438395
              },
              {
                "average": -0.8265766732,
                "count": 44890691,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.64546815,
                "variance": 159.9078646
              },
              {
                "average": 0,
                "count": 44890691,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 80.24102244,
                "count": 44890691,
                "maximum": 84,
                "minimum": 75,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.302362616,
                "variance": 5.300873614
              },
              {
                "average": 216085608.3,
                "count": 44890691,
                "maximum": 216087892.1,
                "minimum": 216082470.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1445.584243,
                "variance": 2089713.802
              },
              {
                "average": 0,
                "count": 44890691,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44890691,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44890691,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44890691,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44890691,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712871.0573,
              5395526.455,
              992.7506701,
              714428.0373,
              5397085.175,
              1462.41067
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712871.0573407956,
                    5395526.455209278,
                    992.7506701163308
                  ],
                  [
                    712871.0573407956,
                    5397085.175209278,
                    992.7506701163308
                  ],
                  [
                    714428.0373407956,
                    5397085.175209278,
                    1462.4106701163307
                  ],
                  [
                    714428.0373407956,
                    5395526.455209278,
                    1462.4106701163307
                  ],
                  [
                    712871.0573407956,
                    5395526.455209278,
                    992.7506701163308
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T02:11:32+00:00",
            "end_time": "2018-07-20T00:41:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04678734811543,
              48.32562534469563,
              500.5480788514979
            ],
            [
              -120.04597814860189,
              48.33962422137145,
              500.5480788514979
            ],
            [
              -120.02499314244616,
              48.33908292701072,
              923.388078851498
            ],
            [
              -120.02580806981572,
              48.325084314807135,
              923.388078851498
            ],
            [
              -120.04678734811543,
              48.32562534469563,
              500.5480788514979
            ]
          ]
        ]
      },
      "bbox": [
        -120.0467873,
        48.32508431,
        500.5480789,
        -120.0249931,
        48.33962422,
        923.3880789
      ],
      "properties": {
        "datetime": "2018-07-19T23:14:02Z",
        "pc:count": 27966196,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719692.2734,
            "count": 27966196,
            "maximum": 720452.5459,
            "minimum": 718895.3659,
            "name": "X",
            "position": 0,
            "stddev": 428.49625,
            "variance": 183609.0363
          },
          {
            "average": 5357479.368,
            "count": 27966196,
            "maximum": 5358266.689,
            "minimum": 5356708.609,
            "name": "Y",
            "position": 1,
            "stddev": 430.152251,
            "variance": 185030.959
          },
          {
            "average": 603.1389214,
            "count": 27966196,
            "maximum": 923.3880789,
            "minimum": 500.5480789,
            "name": "Z",
            "position": 2,
            "stddev": 76.6272067,
            "variance": 5871.728807
          },
          {
            "average": 1178.452043,
            "count": 27966196,
            "maximum": 4095,
            "minimum": 134,
            "name": "Intensity",
            "position": 3,
            "stddev": 302.4707,
            "variance": 91488.52435
          },
          {
            "average": 1.021563176,
            "count": 27966196,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1630446038,
            "variance": 0.02658354283
          },
          {
            "average": 1.043132967,
            "count": 27966196,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2402854712,
            "variance": 0.05773710767
          },
          {
            "average": 0.4952597772,
            "count": 27966196,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999775387,
            "variance": 0.2499775392
          },
          {
            "average": 0.0002323161863,
            "count": 27966196,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0152401517,
            "variance": 0.0002322622238
          },
          {
            "average": 1.635839712,
            "count": 27966196,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5044667526,
            "variance": 0.2544867045
          },
          {
            "average": -1.963111197,
            "count": 27966196,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.278654015,
            "variance": 68.53611231
          },
          {
            "average": 0,
            "count": 27966196,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.69994167,
            "count": 27966196,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.856667595,
            "variance": 78.44056088
          },
          {
            "average": 216065241.7,
            "count": 27966196,
            "maximum": 216077242.1,
            "minimum": 216061520.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4957.616068,
            "variance": 24577957.08
          },
          {
            "average": 0,
            "count": 27966196,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27966196,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27966196,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27966196,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27966196,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718895.3659,
          5356708.609,
          500.5480789,
          720452.5459,
          5358266.689,
          923.3880789
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718895.3659419616,
                5356708.609160884,
                500.5480788514979
              ],
              [
                718895.3659419616,
                5358266.689160884,
                500.5480788514979
              ],
              [
                720452.5459419616,
                5358266.689160884,
                923.388078851498
              ],
              [
                720452.5459419616,
                5356708.609160884,
                923.388078851498
              ],
              [
                718895.3659419616,
                5356708.609160884,
                500.5480788514979
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:14:02+00:00",
        "end_time": "2018-07-19T18:52:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0467873,
            48.32508431,
            500.5480789,
            -120.0249931,
            48.33962422,
            923.3880789
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04678734811543,
                  48.32562534469563,
                  500.5480788514979
                ],
                [
                  -120.04597814860189,
                  48.33962422137145,
                  500.5480788514979
                ],
                [
                  -120.02499314244616,
                  48.33908292701072,
                  923.388078851498
                ],
                [
                  -120.02580806981572,
                  48.325084314807135,
                  923.388078851498
                ],
                [
                  -120.04678734811543,
                  48.32562534469563,
                  500.5480788514979
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:14:02Z",
            "pc:count": 27966196,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719692.2734,
                "count": 27966196,
                "maximum": 720452.5459,
                "minimum": 718895.3659,
                "name": "X",
                "position": 0,
                "stddev": 428.49625,
                "variance": 183609.0363
              },
              {
                "average": 5357479.368,
                "count": 27966196,
                "maximum": 5358266.689,
                "minimum": 5356708.609,
                "name": "Y",
                "position": 1,
                "stddev": 430.152251,
                "variance": 185030.959
              },
              {
                "average": 603.1389214,
                "count": 27966196,
                "maximum": 923.3880789,
                "minimum": 500.5480789,
                "name": "Z",
                "position": 2,
                "stddev": 76.6272067,
                "variance": 5871.728807
              },
              {
                "average": 1178.452043,
                "count": 27966196,
                "maximum": 4095,
                "minimum": 134,
                "name": "Intensity",
                "position": 3,
                "stddev": 302.4707,
                "variance": 91488.52435
              },
              {
                "average": 1.021563176,
                "count": 27966196,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1630446038,
                "variance": 0.02658354283
              },
              {
                "average": 1.043132967,
                "count": 27966196,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2402854712,
                "variance": 0.05773710767
              },
              {
                "average": 0.4952597772,
                "count": 27966196,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999775387,
                "variance": 0.2499775392
              },
              {
                "average": 0.0002323161863,
                "count": 27966196,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0152401517,
                "variance": 0.0002322622238
              },
              {
                "average": 1.635839712,
                "count": 27966196,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5044667526,
                "variance": 0.2544867045
              },
              {
                "average": -1.963111197,
                "count": 27966196,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.278654015,
                "variance": 68.53611231
              },
              {
                "average": 0,
                "count": 27966196,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.69994167,
                "count": 27966196,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.856667595,
                "variance": 78.44056088
              },
              {
                "average": 216065241.7,
                "count": 27966196,
                "maximum": 216077242.1,
                "minimum": 216061520.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4957.616068,
                "variance": 24577957.08
              },
              {
                "average": 0,
                "count": 27966196,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27966196,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27966196,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27966196,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27966196,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718895.3659,
              5356708.609,
              500.5480789,
              720452.5459,
              5358266.689,
              923.3880789
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718895.3659419616,
                    5356708.609160884,
                    500.5480788514979
                  ],
                  [
                    718895.3659419616,
                    5358266.689160884,
                    500.5480788514979
                  ],
                  [
                    720452.5459419616,
                    5358266.689160884,
                    923.388078851498
                  ],
                  [
                    720452.5459419616,
                    5356708.609160884,
                    923.388078851498
                  ],
                  [
                    718895.3659419616,
                    5356708.609160884,
                    500.5480788514979
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:14:02+00:00",
            "end_time": "2018-07-19T18:52:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_590588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.12813008029424,
              48.514488075102726,
              926.7602103003978
            ],
            [
              -120.12733782418618,
              48.52848912038007,
              926.7602103003978
            ],
            [
              -120.10627634383478,
              48.52796121274854,
              1335.2202103003979
            ],
            [
              -120.1070743888343,
              48.51396042564993,
              1335.2202103003979
            ],
            [
              -120.12813008029424,
              48.514488075102726,
              926.7602103003978
            ]
          ]
        ]
      },
      "bbox": [
        -120.1281301,
        48.51396043,
        926.7602103,
        -120.1062763,
        48.52848912,
        1335.22021
      ],
      "properties": {
        "datetime": "2018-07-20T03:06:53Z",
        "pc:count": 39973567,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 712845.605,
            "count": 39973567,
            "maximum": 713636.0538,
            "minimum": 712079.0938,
            "name": "X",
            "position": 0,
            "stddev": 414.4636043,
            "variance": 171780.0793
          },
          {
            "average": 5378270.038,
            "count": 39973567,
            "maximum": 5379027.494,
            "minimum": 5377469.234,
            "name": "Y",
            "position": 1,
            "stddev": 422.0058185,
            "variance": 178088.9108
          },
          {
            "average": 1151.738405,
            "count": 39973567,
            "maximum": 1335.22021,
            "minimum": 926.7602103,
            "name": "Z",
            "position": 2,
            "stddev": 73.89880675,
            "variance": 5461.033639
          },
          {
            "average": 761.1234372,
            "count": 39973567,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 475.7895698,
            "variance": 226375.7147
          },
          {
            "average": 1.429635389,
            "count": 39973567,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7586423937,
            "variance": 0.5755382816
          },
          {
            "average": 1.859349955,
            "count": 39973567,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.054811176,
            "variance": 1.112626617
          },
          {
            "average": 0.4967055605,
            "count": 39973567,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891528,
            "variance": 0.2499891529
          },
          {
            "average": 0.000226799875,
            "count": 39973567,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01505816863,
            "variance": 0.0002267484425
          },
          {
            "average": 1.393987607,
            "count": 39973567,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5582878919,
            "variance": 0.3116853703
          },
          {
            "average": 1.137840418,
            "count": 39973567,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.63324645,
            "variance": 135.3324229
          },
          {
            "average": 0,
            "count": 39973567,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 85.51671556,
            "count": 39973567,
            "maximum": 89,
            "minimum": 80,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.123926671,
            "variance": 4.511064505
          },
          {
            "average": 216089016.2,
            "count": 39973567,
            "maximum": 216091213.8,
            "minimum": 216085767.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1316.897509,
            "variance": 1734219.05
          },
          {
            "average": 0,
            "count": 39973567,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39973567,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39973567,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39973567,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39973567,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          712079.0938,
          5377469.234,
          926.7602103,
          713636.0538,
          5379027.494,
          1335.22021
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                712079.093802868,
                5377469.233965013,
                926.7602103003978
              ],
              [
                712079.093802868,
                5379027.493965013,
                926.7602103003978
              ],
              [
                713636.053802868,
                5379027.493965013,
                1335.2202103003979
              ],
              [
                713636.053802868,
                5377469.233965013,
                1335.2202103003979
              ],
              [
                712079.093802868,
                5377469.233965013,
                926.7602103003978
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T03:06:53+00:00",
        "end_time": "2018-07-20T01:36:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_590588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_590588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_590588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1281301,
            48.51396043,
            926.7602103,
            -120.1062763,
            48.52848912,
            1335.22021
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.12813008029424,
                  48.514488075102726,
                  926.7602103003978
                ],
                [
                  -120.12733782418618,
                  48.52848912038007,
                  926.7602103003978
                ],
                [
                  -120.10627634383478,
                  48.52796121274854,
                  1335.2202103003979
                ],
                [
                  -120.1070743888343,
                  48.51396042564993,
                  1335.2202103003979
                ],
                [
                  -120.12813008029424,
                  48.514488075102726,
                  926.7602103003978
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_590588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_590588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T03:06:53Z",
            "pc:count": 39973567,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 712845.605,
                "count": 39973567,
                "maximum": 713636.0538,
                "minimum": 712079.0938,
                "name": "X",
                "position": 0,
                "stddev": 414.4636043,
                "variance": 171780.0793
              },
              {
                "average": 5378270.038,
                "count": 39973567,
                "maximum": 5379027.494,
                "minimum": 5377469.234,
                "name": "Y",
                "position": 1,
                "stddev": 422.0058185,
                "variance": 178088.9108
              },
              {
                "average": 1151.738405,
                "count": 39973567,
                "maximum": 1335.22021,
                "minimum": 926.7602103,
                "name": "Z",
                "position": 2,
                "stddev": 73.89880675,
                "variance": 5461.033639
              },
              {
                "average": 761.1234372,
                "count": 39973567,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 475.7895698,
                "variance": 226375.7147
              },
              {
                "average": 1.429635389,
                "count": 39973567,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7586423937,
                "variance": 0.5755382816
              },
              {
                "average": 1.859349955,
                "count": 39973567,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.054811176,
                "variance": 1.112626617
              },
              {
                "average": 0.4967055605,
                "count": 39973567,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891528,
                "variance": 0.2499891529
              },
              {
                "average": 0.000226799875,
                "count": 39973567,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01505816863,
                "variance": 0.0002267484425
              },
              {
                "average": 1.393987607,
                "count": 39973567,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5582878919,
                "variance": 0.3116853703
              },
              {
                "average": 1.137840418,
                "count": 39973567,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.63324645,
                "variance": 135.3324229
              },
              {
                "average": 0,
                "count": 39973567,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 85.51671556,
                "count": 39973567,
                "maximum": 89,
                "minimum": 80,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.123926671,
                "variance": 4.511064505
              },
              {
                "average": 216089016.2,
                "count": 39973567,
                "maximum": 216091213.8,
                "minimum": 216085767.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1316.897509,
                "variance": 1734219.05
              },
              {
                "average": 0,
                "count": 39973567,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39973567,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39973567,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39973567,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39973567,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              712079.0938,
              5377469.234,
              926.7602103,
              713636.0538,
              5379027.494,
              1335.22021
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    712079.093802868,
                    5377469.233965013,
                    926.7602103003978
                  ],
                  [
                    712079.093802868,
                    5379027.493965013,
                    926.7602103003978
                  ],
                  [
                    713636.053802868,
                    5379027.493965013,
                    1335.2202103003979
                  ],
                  [
                    713636.053802868,
                    5377469.233965013,
                    1335.2202103003979
                  ],
                  [
                    712079.093802868,
                    5377469.233965013,
                    926.7602103003978
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T03:06:53+00:00",
            "end_time": "2018-07-20T01:36:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02590404183974,
              48.433563435144755,
              828.5230881157066
            ],
            [
              -120.02582871841143,
              48.434852872053874,
              828.5230881157066
            ],
            [
              -120.02478101002751,
              48.43482576516887,
              875.3230881157066
            ],
            [
              -120.02485635989447,
              48.43353632948046,
              875.3230881157066
            ],
            [
              -120.02590404183974,
              48.433563435144755,
              828.5230881157066
            ]
          ]
        ]
      },
      "bbox": [
        -120.025904,
        48.43353633,
        828.5230881,
        -120.024781,
        48.43485287,
        875.3230881
      ],
      "properties": {
        "datetime": "2018-07-19T19:22:16Z",
        "pc:count": 171096,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720008.8715,
            "count": 171096,
            "maximum": 720054.7926,
            "minimum": 719977.1926,
            "name": "X",
            "position": 0,
            "stddev": 19.21166307,
            "variance": 369.0879978
          },
          {
            "average": 5368818.404,
            "count": 171096,
            "maximum": 5368907.754,
            "minimum": 5368764.234,
            "name": "Y",
            "position": 1,
            "stddev": 35.23520901,
            "variance": 1241.519954
          },
          {
            "average": 844.73028,
            "count": 171096,
            "maximum": 875.3230881,
            "minimum": 828.5230881,
            "name": "Z",
            "position": 2,
            "stddev": 11.51368519,
            "variance": 132.5649467
          },
          {
            "average": 846.0597559,
            "count": 171096,
            "maximum": 1944,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 357.4631452,
            "variance": 127779.9001
          },
          {
            "average": 1.362486557,
            "count": 171096,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6150768666,
            "variance": 0.3783195518
          },
          {
            "average": 1.734985038,
            "count": 171096,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8054739322,
            "variance": 0.6487882554
          },
          {
            "average": 0.5022501987,
            "count": 171096,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999963977,
            "variance": 0.2499963978
          },
          {
            "average": 0,
            "count": 171096,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.345525319,
            "count": 171096,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4906396654,
            "variance": 0.2407272812
          },
          {
            "average": 2.147400074,
            "count": 171096,
            "maximum": 15,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.56348876,
            "variance": 133.7142723
          },
          {
            "average": 0,
            "count": 171096,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 39.28619021,
            "count": 171096,
            "maximum": 41,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.724735445,
            "variance": 2.974712354
          },
          {
            "average": 216062462.4,
            "count": 171096,
            "maximum": 216063336.8,
            "minimum": 216061352.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 859.7499865,
            "variance": 739170.0392
          },
          {
            "average": 0,
            "count": 171096,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 171096,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 171096,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 171096,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 171096,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719977.1926,
          5368764.234,
          828.5230881,
          720054.7926,
          5368907.754,
          875.3230881
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719977.1925775555,
                5368764.234279016,
                828.5230881157066
              ],
              [
                719977.1925775555,
                5368907.754279016,
                828.5230881157066
              ],
              [
                720054.7925775556,
                5368907.754279016,
                875.3230881157066
              ],
              [
                720054.7925775556,
                5368764.234279016,
                875.3230881157066
              ],
              [
                719977.1925775555,
                5368764.234279016,
                828.5230881157066
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:22:16+00:00",
        "end_time": "2018-07-19T18:49:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.025904,
            48.43353633,
            828.5230881,
            -120.024781,
            48.43485287,
            875.3230881
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02590404183974,
                  48.433563435144755,
                  828.5230881157066
                ],
                [
                  -120.02582871841143,
                  48.434852872053874,
                  828.5230881157066
                ],
                [
                  -120.02478101002751,
                  48.43482576516887,
                  875.3230881157066
                ],
                [
                  -120.02485635989447,
                  48.43353632948046,
                  875.3230881157066
                ],
                [
                  -120.02590404183974,
                  48.433563435144755,
                  828.5230881157066
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:22:16Z",
            "pc:count": 171096,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720008.8715,
                "count": 171096,
                "maximum": 720054.7926,
                "minimum": 719977.1926,
                "name": "X",
                "position": 0,
                "stddev": 19.21166307,
                "variance": 369.0879978
              },
              {
                "average": 5368818.404,
                "count": 171096,
                "maximum": 5368907.754,
                "minimum": 5368764.234,
                "name": "Y",
                "position": 1,
                "stddev": 35.23520901,
                "variance": 1241.519954
              },
              {
                "average": 844.73028,
                "count": 171096,
                "maximum": 875.3230881,
                "minimum": 828.5230881,
                "name": "Z",
                "position": 2,
                "stddev": 11.51368519,
                "variance": 132.5649467
              },
              {
                "average": 846.0597559,
                "count": 171096,
                "maximum": 1944,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 357.4631452,
                "variance": 127779.9001
              },
              {
                "average": 1.362486557,
                "count": 171096,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6150768666,
                "variance": 0.3783195518
              },
              {
                "average": 1.734985038,
                "count": 171096,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8054739322,
                "variance": 0.6487882554
              },
              {
                "average": 0.5022501987,
                "count": 171096,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999963977,
                "variance": 0.2499963978
              },
              {
                "average": 0,
                "count": 171096,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.345525319,
                "count": 171096,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4906396654,
                "variance": 0.2407272812
              },
              {
                "average": 2.147400074,
                "count": 171096,
                "maximum": 15,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.56348876,
                "variance": 133.7142723
              },
              {
                "average": 0,
                "count": 171096,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 39.28619021,
                "count": 171096,
                "maximum": 41,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.724735445,
                "variance": 2.974712354
              },
              {
                "average": 216062462.4,
                "count": 171096,
                "maximum": 216063336.8,
                "minimum": 216061352.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 859.7499865,
                "variance": 739170.0392
              },
              {
                "average": 0,
                "count": 171096,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 171096,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 171096,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 171096,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 171096,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719977.1926,
              5368764.234,
              828.5230881,
              720054.7926,
              5368907.754,
              875.3230881
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719977.1925775555,
                    5368764.234279016,
                    828.5230881157066
                  ],
                  [
                    719977.1925775555,
                    5368907.754279016,
                    828.5230881157066
                  ],
                  [
                    720054.7925775556,
                    5368907.754279016,
                    875.3230881157066
                  ],
                  [
                    720054.7925775556,
                    5368764.234279016,
                    875.3230881157066
                  ],
                  [
                    719977.1925775555,
                    5368764.234279016,
                    828.5230881157066
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:22:16+00:00",
            "end_time": "2018-07-19T18:49:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94564502656841,
              48.35270626071908,
              1015.9593253037838
            ],
            [
              -119.94481310911719,
              48.366607466084226,
              1015.9593253037838
            ],
            [
              -119.92400583886851,
              48.36605248565873,
              1469.3793253037838
            ],
            [
              -119.92484340036485,
              48.35215154959142,
              1469.3793253037838
            ],
            [
              -119.94564502656841,
              48.35270626071908,
              1015.9593253037838
            ]
          ]
        ]
      },
      "bbox": [
        -119.945645,
        48.35215155,
        1015.959325,
        -119.9240058,
        48.36660747,
        1469.379325
      ],
      "properties": {
        "datetime": "2018-07-19T16:19:43Z",
        "pc:count": 24873193,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 727027.145,
            "count": 24873193,
            "maximum": 727814.6837,
            "minimum": 726271.3637,
            "name": "X",
            "position": 0,
            "stddev": 408.8951308,
            "variance": 167195.228
          },
          {
            "average": 5360801.111,
            "count": 24873193,
            "maximum": 5361559.388,
            "minimum": 5360012.028,
            "name": "Y",
            "position": 1,
            "stddev": 428.4330157,
            "variance": 183554.849
          },
          {
            "average": 1220.967652,
            "count": 24873193,
            "maximum": 1469.379325,
            "minimum": 1015.959325,
            "name": "Z",
            "position": 2,
            "stddev": 107.0284951,
            "variance": 11455.09876
          },
          {
            "average": 1044.647315,
            "count": 24873193,
            "maximum": 4095,
            "minimum": 19,
            "name": "Intensity",
            "position": 3,
            "stddev": 275.610345,
            "variance": 75961.06229
          },
          {
            "average": 1.036178226,
            "count": 24873193,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2031964688,
            "variance": 0.04128880491
          },
          {
            "average": 1.072352834,
            "count": 24873193,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2938946365,
            "variance": 0.08637405734
          },
          {
            "average": 0.4963487398,
            "count": 24873193,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999866782,
            "variance": 0.2499866783
          },
          {
            "average": 0.0002421884476,
            "count": 24873193,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01556052062,
            "variance": 0.0002421298021
          },
          {
            "average": 1.649309278,
            "count": 24873193,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5375483566,
            "variance": 0.2889582357
          },
          {
            "average": -1.112478831,
            "count": 24873193,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.846342261,
            "variance": 78.2577714
          },
          {
            "average": 0,
            "count": 24873193,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.95477139,
            "count": 24873193,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.015385376,
            "variance": 36.18486122
          },
          {
            "average": 216050347,
            "count": 24873193,
            "maximum": 216052383.7,
            "minimum": 216047213.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1747.623802,
            "variance": 3054188.953
          },
          {
            "average": 0,
            "count": 24873193,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24873193,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24873193,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24873193,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24873193,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726271.3637,
          5360012.028,
          1015.959325,
          727814.6837,
          5361559.388,
          1469.379325
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726271.363710313,
                5360012.027577709,
                1015.9593253037838
              ],
              [
                726271.363710313,
                5361559.387577709,
                1015.9593253037838
              ],
              [
                727814.683710313,
                5361559.387577709,
                1469.3793253037838
              ],
              [
                727814.683710313,
                5360012.027577709,
                1469.3793253037838
              ],
              [
                726271.363710313,
                5360012.027577709,
                1015.9593253037838
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:19:43+00:00",
        "end_time": "2018-07-19T14:53:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.945645,
            48.35215155,
            1015.959325,
            -119.9240058,
            48.36660747,
            1469.379325
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94564502656841,
                  48.35270626071908,
                  1015.9593253037838
                ],
                [
                  -119.94481310911719,
                  48.366607466084226,
                  1015.9593253037838
                ],
                [
                  -119.92400583886851,
                  48.36605248565873,
                  1469.3793253037838
                ],
                [
                  -119.92484340036485,
                  48.35215154959142,
                  1469.3793253037838
                ],
                [
                  -119.94564502656841,
                  48.35270626071908,
                  1015.9593253037838
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:19:43Z",
            "pc:count": 24873193,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 727027.145,
                "count": 24873193,
                "maximum": 727814.6837,
                "minimum": 726271.3637,
                "name": "X",
                "position": 0,
                "stddev": 408.8951308,
                "variance": 167195.228
              },
              {
                "average": 5360801.111,
                "count": 24873193,
                "maximum": 5361559.388,
                "minimum": 5360012.028,
                "name": "Y",
                "position": 1,
                "stddev": 428.4330157,
                "variance": 183554.849
              },
              {
                "average": 1220.967652,
                "count": 24873193,
                "maximum": 1469.379325,
                "minimum": 1015.959325,
                "name": "Z",
                "position": 2,
                "stddev": 107.0284951,
                "variance": 11455.09876
              },
              {
                "average": 1044.647315,
                "count": 24873193,
                "maximum": 4095,
                "minimum": 19,
                "name": "Intensity",
                "position": 3,
                "stddev": 275.610345,
                "variance": 75961.06229
              },
              {
                "average": 1.036178226,
                "count": 24873193,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2031964688,
                "variance": 0.04128880491
              },
              {
                "average": 1.072352834,
                "count": 24873193,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2938946365,
                "variance": 0.08637405734
              },
              {
                "average": 0.4963487398,
                "count": 24873193,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999866782,
                "variance": 0.2499866783
              },
              {
                "average": 0.0002421884476,
                "count": 24873193,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01556052062,
                "variance": 0.0002421298021
              },
              {
                "average": 1.649309278,
                "count": 24873193,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5375483566,
                "variance": 0.2889582357
              },
              {
                "average": -1.112478831,
                "count": 24873193,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.846342261,
                "variance": 78.2577714
              },
              {
                "average": 0,
                "count": 24873193,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.95477139,
                "count": 24873193,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.015385376,
                "variance": 36.18486122
              },
              {
                "average": 216050347,
                "count": 24873193,
                "maximum": 216052383.7,
                "minimum": 216047213.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1747.623802,
                "variance": 3054188.953
              },
              {
                "average": 0,
                "count": 24873193,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24873193,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24873193,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24873193,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24873193,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726271.3637,
              5360012.028,
              1015.959325,
              727814.6837,
              5361559.388,
              1469.379325
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726271.363710313,
                    5360012.027577709,
                    1015.9593253037838
                  ],
                  [
                    726271.363710313,
                    5361559.387577709,
                    1015.9593253037838
                  ],
                  [
                    727814.683710313,
                    5361559.387577709,
                    1469.3793253037838
                  ],
                  [
                    727814.683710313,
                    5360012.027577709,
                    1469.3793253037838
                  ],
                  [
                    726271.363710313,
                    5360012.027577709,
                    1015.9593253037838
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:19:43+00:00",
            "end_time": "2018-07-19T14:53:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1575808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04671152946923,
              48.244762493147675,
              752.1919021511821
            ],
            [
              -120.0459101764502,
              48.258664890000446,
              752.1919021511821
            ],
            [
              -120.02495698003273,
              48.258124224834475,
              1184.0519021511823
            ],
            [
              -120.0257639966377,
              48.24422209023974,
              1184.0519021511823
            ],
            [
              -120.04671152946923,
              48.244762493147675,
              752.1919021511821
            ]
          ]
        ]
      },
      "bbox": [
        -120.0467115,
        48.24422209,
        752.1919022,
        -120.024957,
        48.25866489,
        1184.051902
      ],
      "properties": {
        "datetime": "2018-07-19T23:11:35Z",
        "pc:count": 29205516,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720016.1883,
            "count": 29205516,
            "maximum": 720804.3464,
            "minimum": 719247.0664,
            "name": "X",
            "position": 0,
            "stddev": 435.2855358,
            "variance": 189473.4977
          },
          {
            "average": 5348506.305,
            "count": 29205516,
            "maximum": 5349269.486,
            "minimum": 5347722.166,
            "name": "Y",
            "position": 1,
            "stddev": 430.2307762,
            "variance": 185098.5208
          },
          {
            "average": 922.3367092,
            "count": 29205516,
            "maximum": 1184.051902,
            "minimum": 752.1919022,
            "name": "Z",
            "position": 2,
            "stddev": 91.05134028,
            "variance": 8290.346567
          },
          {
            "average": 1160.163532,
            "count": 29205516,
            "maximum": 4095,
            "minimum": 61,
            "name": "Intensity",
            "position": 3,
            "stddev": 320.8716527,
            "variance": 102958.6175
          },
          {
            "average": 1.083000417,
            "count": 29205516,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3354904631,
            "variance": 0.1125538509
          },
          {
            "average": 1.166022097,
            "count": 29205516,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4978061753,
            "variance": 0.2478109882
          },
          {
            "average": 0.4962073945,
            "count": 29205516,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999856245,
            "variance": 0.2499856247
          },
          {
            "average": 0.0002414612363,
            "count": 29205516,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01553714713,
            "variance": 0.000241402941
          },
          {
            "average": 1.538929906,
            "count": 29205516,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.558677548,
            "variance": 0.3121206026
          },
          {
            "average": -2.441687185,
            "count": 29205516,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.621819851,
            "variance": 92.57941725
          },
          {
            "average": 0,
            "count": 29205516,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.36975241,
            "count": 29205516,
            "maximum": 66,
            "minimum": 38,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.029797609,
            "variance": 81.53724486
          },
          {
            "average": 216065447.4,
            "count": 29205516,
            "maximum": 216077095.3,
            "minimum": 216061658.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5076.79667,
            "variance": 25773864.43
          },
          {
            "average": 0,
            "count": 29205516,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29205516,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29205516,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29205516,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29205516,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719247.0664,
          5347722.166,
          752.1919022,
          720804.3464,
          5349269.486,
          1184.051902
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719247.0663607261,
                5347722.166269249,
                752.1919021511821
              ],
              [
                719247.0663607261,
                5349269.48626925,
                752.1919021511821
              ],
              [
                720804.3463607262,
                5349269.48626925,
                1184.0519021511823
              ],
              [
                720804.3463607262,
                5347722.166269249,
                1184.0519021511823
              ],
              [
                719247.0663607261,
                5347722.166269249,
                752.1919021511821
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:11:35+00:00",
        "end_time": "2018-07-19T18:54:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1575808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1575808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1575808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1575808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0467115,
            48.24422209,
            752.1919022,
            -120.024957,
            48.25866489,
            1184.051902
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04671152946923,
                  48.244762493147675,
                  752.1919021511821
                ],
                [
                  -120.0459101764502,
                  48.258664890000446,
                  752.1919021511821
                ],
                [
                  -120.02495698003273,
                  48.258124224834475,
                  1184.0519021511823
                ],
                [
                  -120.0257639966377,
                  48.24422209023974,
                  1184.0519021511823
                ],
                [
                  -120.04671152946923,
                  48.244762493147675,
                  752.1919021511821
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1575808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1575808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:11:35Z",
            "pc:count": 29205516,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720016.1883,
                "count": 29205516,
                "maximum": 720804.3464,
                "minimum": 719247.0664,
                "name": "X",
                "position": 0,
                "stddev": 435.2855358,
                "variance": 189473.4977
              },
              {
                "average": 5348506.305,
                "count": 29205516,
                "maximum": 5349269.486,
                "minimum": 5347722.166,
                "name": "Y",
                "position": 1,
                "stddev": 430.2307762,
                "variance": 185098.5208
              },
              {
                "average": 922.3367092,
                "count": 29205516,
                "maximum": 1184.051902,
                "minimum": 752.1919022,
                "name": "Z",
                "position": 2,
                "stddev": 91.05134028,
                "variance": 8290.346567
              },
              {
                "average": 1160.163532,
                "count": 29205516,
                "maximum": 4095,
                "minimum": 61,
                "name": "Intensity",
                "position": 3,
                "stddev": 320.8716527,
                "variance": 102958.6175
              },
              {
                "average": 1.083000417,
                "count": 29205516,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3354904631,
                "variance": 0.1125538509
              },
              {
                "average": 1.166022097,
                "count": 29205516,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4978061753,
                "variance": 0.2478109882
              },
              {
                "average": 0.4962073945,
                "count": 29205516,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999856245,
                "variance": 0.2499856247
              },
              {
                "average": 0.0002414612363,
                "count": 29205516,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01553714713,
                "variance": 0.000241402941
              },
              {
                "average": 1.538929906,
                "count": 29205516,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.558677548,
                "variance": 0.3121206026
              },
              {
                "average": -2.441687185,
                "count": 29205516,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.621819851,
                "variance": 92.57941725
              },
              {
                "average": 0,
                "count": 29205516,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.36975241,
                "count": 29205516,
                "maximum": 66,
                "minimum": 38,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.029797609,
                "variance": 81.53724486
              },
              {
                "average": 216065447.4,
                "count": 29205516,
                "maximum": 216077095.3,
                "minimum": 216061658.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5076.79667,
                "variance": 25773864.43
              },
              {
                "average": 0,
                "count": 29205516,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29205516,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29205516,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29205516,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29205516,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719247.0664,
              5347722.166,
              752.1919022,
              720804.3464,
              5349269.486,
              1184.051902
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719247.0663607261,
                    5347722.166269249,
                    752.1919021511821
                  ],
                  [
                    719247.0663607261,
                    5349269.48626925,
                    752.1919021511821
                  ],
                  [
                    720804.3463607262,
                    5349269.48626925,
                    1184.0519021511823
                  ],
                  [
                    720804.3463607262,
                    5347722.166269249,
                    1184.0519021511823
                  ],
                  [
                    719247.0663607261,
                    5347722.166269249,
                    752.1919021511821
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:11:35+00:00",
            "end_time": "2018-07-19T18:54:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0470522307361,
              48.62251288022955,
              1495.526656773755
            ],
            [
              -120.04623425744158,
              48.63651732399597,
              1495.526656773755
            ],
            [
              -120.02512802290622,
              48.635973647277716,
              1964.6466567737548
            ],
            [
              -120.02595182011669,
              48.62196946959398,
              1964.6466567737548
            ],
            [
              -120.0470522307361,
              48.62251288022955,
              1495.526656773755
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470522,
        48.62196947,
        1495.526657,
        -120.025128,
        48.63651732,
        1964.646657
      ],
      "properties": {
        "datetime": "2018-07-19T23:23:06Z",
        "pc:count": 39467282,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718348.2154,
            "count": 39467282,
            "maximum": 719158.5498,
            "minimum": 717601.4898,
            "name": "X",
            "position": 0,
            "stddev": 430.822926,
            "variance": 185608.3935
          },
          {
            "average": 5390471.629,
            "count": 39467282,
            "maximum": 5391261.908,
            "minimum": 5389703.128,
            "name": "Y",
            "position": 1,
            "stddev": 453.3974936,
            "variance": 205569.2872
          },
          {
            "average": 1777.018226,
            "count": 39467282,
            "maximum": 1964.646657,
            "minimum": 1495.526657,
            "name": "Z",
            "position": 2,
            "stddev": 85.29314679,
            "variance": 7274.920889
          },
          {
            "average": 1492.910206,
            "count": 39467282,
            "maximum": 4095,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 952.9685667,
            "variance": 908149.0891
          },
          {
            "average": 1.492873363,
            "count": 39467282,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8290336247,
            "variance": 0.6872967509
          },
          {
            "average": 1.985899004,
            "count": 39467282,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.151601635,
            "variance": 1.326186326
          },
          {
            "average": 0.4985306817,
            "count": 39467282,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999978474,
            "variance": 0.2499978474
          },
          {
            "average": 0.0002745311927,
            "count": 39467282,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01656670855,
            "variance": 0.0002744558323
          },
          {
            "average": 1.355758651,
            "count": 39467282,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5455796215,
            "variance": 0.2976571233
          },
          {
            "average": -4.759429069,
            "count": 39467282,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.02203414,
            "variance": 196.6174414
          },
          {
            "average": 0,
            "count": 39467282,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.29557903,
            "count": 39467282,
            "maximum": 67,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.579849472,
            "variance": 91.7735159
          },
          {
            "average": 216065581.2,
            "count": 39467282,
            "maximum": 216077786.1,
            "minimum": 216060999.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5377.628229,
            "variance": 28918885.36
          },
          {
            "average": 0,
            "count": 39467282,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39467282,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39467282,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39467282,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39467282,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717601.4898,
          5389703.128,
          1495.526657,
          719158.5498,
          5391261.908,
          1964.646657
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717601.48982887,
                5389703.127622989,
                1495.526656773755
              ],
              [
                717601.48982887,
                5391261.907622988,
                1495.526656773755
              ],
              [
                719158.5498288701,
                5391261.907622988,
                1964.6466567737548
              ],
              [
                719158.5498288701,
                5389703.127622989,
                1964.6466567737548
              ],
              [
                717601.48982887,
                5389703.127622989,
                1495.526656773755
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:23:06+00:00",
        "end_time": "2018-07-19T18:43:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470522,
            48.62196947,
            1495.526657,
            -120.025128,
            48.63651732,
            1964.646657
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0470522307361,
                  48.62251288022955,
                  1495.526656773755
                ],
                [
                  -120.04623425744158,
                  48.63651732399597,
                  1495.526656773755
                ],
                [
                  -120.02512802290622,
                  48.635973647277716,
                  1964.6466567737548
                ],
                [
                  -120.02595182011669,
                  48.62196946959398,
                  1964.6466567737548
                ],
                [
                  -120.0470522307361,
                  48.62251288022955,
                  1495.526656773755
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:23:06Z",
            "pc:count": 39467282,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718348.2154,
                "count": 39467282,
                "maximum": 719158.5498,
                "minimum": 717601.4898,
                "name": "X",
                "position": 0,
                "stddev": 430.822926,
                "variance": 185608.3935
              },
              {
                "average": 5390471.629,
                "count": 39467282,
                "maximum": 5391261.908,
                "minimum": 5389703.128,
                "name": "Y",
                "position": 1,
                "stddev": 453.3974936,
                "variance": 205569.2872
              },
              {
                "average": 1777.018226,
                "count": 39467282,
                "maximum": 1964.646657,
                "minimum": 1495.526657,
                "name": "Z",
                "position": 2,
                "stddev": 85.29314679,
                "variance": 7274.920889
              },
              {
                "average": 1492.910206,
                "count": 39467282,
                "maximum": 4095,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 952.9685667,
                "variance": 908149.0891
              },
              {
                "average": 1.492873363,
                "count": 39467282,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8290336247,
                "variance": 0.6872967509
              },
              {
                "average": 1.985899004,
                "count": 39467282,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.151601635,
                "variance": 1.326186326
              },
              {
                "average": 0.4985306817,
                "count": 39467282,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999978474,
                "variance": 0.2499978474
              },
              {
                "average": 0.0002745311927,
                "count": 39467282,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01656670855,
                "variance": 0.0002744558323
              },
              {
                "average": 1.355758651,
                "count": 39467282,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5455796215,
                "variance": 0.2976571233
              },
              {
                "average": -4.759429069,
                "count": 39467282,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.02203414,
                "variance": 196.6174414
              },
              {
                "average": 0,
                "count": 39467282,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.29557903,
                "count": 39467282,
                "maximum": 67,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.579849472,
                "variance": 91.7735159
              },
              {
                "average": 216065581.2,
                "count": 39467282,
                "maximum": 216077786.1,
                "minimum": 216060999.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5377.628229,
                "variance": 28918885.36
              },
              {
                "average": 0,
                "count": 39467282,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39467282,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39467282,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39467282,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39467282,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717601.4898,
              5389703.128,
              1495.526657,
              719158.5498,
              5391261.908,
              1964.646657
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717601.48982887,
                    5389703.127622989,
                    1495.526656773755
                  ],
                  [
                    717601.48982887,
                    5391261.907622988,
                    1495.526656773755
                  ],
                  [
                    719158.5498288701,
                    5391261.907622988,
                    1964.6466567737548
                  ],
                  [
                    719158.5498288701,
                    5389703.127622989,
                    1964.6466567737548
                  ],
                  [
                    717601.48982887,
                    5389703.127622989,
                    1495.526656773755
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:23:06+00:00",
            "end_time": "2018-07-19T18:43:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00634932253514,
              48.3661152047368,
              678.227746116482
            ],
            [
              -120.00552786525857,
              48.38011382782608,
              678.227746116482
            ],
            [
              -119.98452564977659,
              48.379564776545685,
              960.147746116482
            ],
            [
              -119.9853528472663,
              48.36556642175888,
              960.147746116482
            ],
            [
              -120.00634932253514,
              48.3661152047368,
              678.227746116482
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063493,
        48.36556642,
        678.2277461,
        -119.9845256,
        48.38011383,
        960.1477461
      ],
      "properties": {
        "datetime": "2018-07-19T18:28:59Z",
        "pc:count": 27704189,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722506.054,
            "count": 27704189,
            "maximum": 723273.8146,
            "minimum": 721716.5346,
            "name": "X",
            "position": 0,
            "stddev": 440.4712137,
            "variance": 194014.8901
          },
          {
            "average": 5362106.585,
            "count": 27704189,
            "maximum": 5362882.847,
            "minimum": 5361324.727,
            "name": "Y",
            "position": 1,
            "stddev": 436.738597,
            "variance": 190740.6021
          },
          {
            "average": 802.2112748,
            "count": 27704189,
            "maximum": 960.1477461,
            "minimum": 678.2277461,
            "name": "Z",
            "position": 2,
            "stddev": 64.29490143,
            "variance": 4133.83435
          },
          {
            "average": 1061.478136,
            "count": 27704189,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 215.4225361,
            "variance": 46406.86905
          },
          {
            "average": 1.022372357,
            "count": 27704189,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1600843763,
            "variance": 0.02562700752
          },
          {
            "average": 1.044731719,
            "count": 27704189,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.23235382,
            "variance": 0.05398829768
          },
          {
            "average": 0.4956142192,
            "count": 27704189,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999807736,
            "variance": 0.2499807739
          },
          {
            "average": 0.0002897756726,
            "count": 27704189,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01702033234,
            "variance": 0.0002896917131
          },
          {
            "average": 1.64174721,
            "count": 27704189,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5039863258,
            "variance": 0.2540022166
          },
          {
            "average": -0.3763766529,
            "count": 27704189,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.710418367,
            "variance": 75.87138813
          },
          {
            "average": 0,
            "count": 27704189,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.23803747,
            "count": 27704189,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.97382674,
            "variance": 3.895991999
          },
          {
            "average": 216058320.6,
            "count": 27704189,
            "maximum": 216060139.7,
            "minimum": 216055838.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1138.069789,
            "variance": 1295202.844
          },
          {
            "average": 0,
            "count": 27704189,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27704189,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27704189,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27704189,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27704189,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721716.5346,
          5361324.727,
          678.2277461,
          723273.8146,
          5362882.847,
          960.1477461
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721716.5345511305,
                5361324.726610971,
                678.227746116482
              ],
              [
                721716.5345511305,
                5362882.84661097,
                678.227746116482
              ],
              [
                723273.8145511305,
                5362882.84661097,
                960.147746116482
              ],
              [
                723273.8145511305,
                5361324.726610971,
                960.147746116482
              ],
              [
                721716.5345511305,
                5361324.726610971,
                678.227746116482
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:28:59+00:00",
        "end_time": "2018-07-19T17:17:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063493,
            48.36556642,
            678.2277461,
            -119.9845256,
            48.38011383,
            960.1477461
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00634932253514,
                  48.3661152047368,
                  678.227746116482
                ],
                [
                  -120.00552786525857,
                  48.38011382782608,
                  678.227746116482
                ],
                [
                  -119.98452564977659,
                  48.379564776545685,
                  960.147746116482
                ],
                [
                  -119.9853528472663,
                  48.36556642175888,
                  960.147746116482
                ],
                [
                  -120.00634932253514,
                  48.3661152047368,
                  678.227746116482
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:28:59Z",
            "pc:count": 27704189,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722506.054,
                "count": 27704189,
                "maximum": 723273.8146,
                "minimum": 721716.5346,
                "name": "X",
                "position": 0,
                "stddev": 440.4712137,
                "variance": 194014.8901
              },
              {
                "average": 5362106.585,
                "count": 27704189,
                "maximum": 5362882.847,
                "minimum": 5361324.727,
                "name": "Y",
                "position": 1,
                "stddev": 436.738597,
                "variance": 190740.6021
              },
              {
                "average": 802.2112748,
                "count": 27704189,
                "maximum": 960.1477461,
                "minimum": 678.2277461,
                "name": "Z",
                "position": 2,
                "stddev": 64.29490143,
                "variance": 4133.83435
              },
              {
                "average": 1061.478136,
                "count": 27704189,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 215.4225361,
                "variance": 46406.86905
              },
              {
                "average": 1.022372357,
                "count": 27704189,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1600843763,
                "variance": 0.02562700752
              },
              {
                "average": 1.044731719,
                "count": 27704189,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.23235382,
                "variance": 0.05398829768
              },
              {
                "average": 0.4956142192,
                "count": 27704189,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999807736,
                "variance": 0.2499807739
              },
              {
                "average": 0.0002897756726,
                "count": 27704189,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01702033234,
                "variance": 0.0002896917131
              },
              {
                "average": 1.64174721,
                "count": 27704189,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5039863258,
                "variance": 0.2540022166
              },
              {
                "average": -0.3763766529,
                "count": 27704189,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.710418367,
                "variance": 75.87138813
              },
              {
                "average": 0,
                "count": 27704189,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.23803747,
                "count": 27704189,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.97382674,
                "variance": 3.895991999
              },
              {
                "average": 216058320.6,
                "count": 27704189,
                "maximum": 216060139.7,
                "minimum": 216055838.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1138.069789,
                "variance": 1295202.844
              },
              {
                "average": 0,
                "count": 27704189,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27704189,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27704189,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27704189,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27704189,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721716.5346,
              5361324.727,
              678.2277461,
              723273.8146,
              5362882.847,
              960.1477461
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721716.5345511305,
                    5361324.726610971,
                    678.227746116482
                  ],
                  [
                    721716.5345511305,
                    5362882.84661097,
                    678.227746116482
                  ],
                  [
                    723273.8145511305,
                    5362882.84661097,
                    960.147746116482
                  ],
                  [
                    723273.8145511305,
                    5361324.726610971,
                    960.147746116482
                  ],
                  [
                    721716.5345511305,
                    5361324.726610971,
                    678.227746116482
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:28:59+00:00",
            "end_time": "2018-07-19T17:17:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1578808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04674040034473,
              48.27165381059106,
              629.5078572776217
            ],
            [
              -120.04593284337687,
              48.28565066226348,
              629.5078572776217
            ],
            [
              -120.0249694188332,
              48.2851097965355,
              940.4478572776218
            ],
            [
              -120.02578268606374,
              48.27111320902925,
              940.4478572776218
            ],
            [
              -120.04674040034473,
              48.27165381059106,
              629.5078572776217
            ]
          ]
        ]
      },
      "bbox": [
        -120.0467404,
        48.27111321,
        629.5078573,
        -120.0249694,
        48.28565066,
        940.4478573
      ],
      "properties": {
        "datetime": "2018-07-19T23:12:25Z",
        "pc:count": 27969916,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719925.7029,
            "count": 27969916,
            "maximum": 720687.1022,
            "minimum": 719129.8822,
            "name": "X",
            "position": 0,
            "stddev": 429.595804,
            "variance": 184552.5548
          },
          {
            "average": 5351483.003,
            "count": 27969916,
            "maximum": 5352268.469,
            "minimum": 5350710.629,
            "name": "Y",
            "position": 1,
            "stddev": 437.787565,
            "variance": 191657.9521
          },
          {
            "average": 767.7305144,
            "count": 27969916,
            "maximum": 940.4478573,
            "minimum": 629.5078573,
            "name": "Z",
            "position": 2,
            "stddev": 66.74718989,
            "variance": 4455.187358
          },
          {
            "average": 1052.994184,
            "count": 27969916,
            "maximum": 4095,
            "minimum": 90,
            "name": "Intensity",
            "position": 3,
            "stddev": 262.3008797,
            "variance": 68801.75151
          },
          {
            "average": 1.072428963,
            "count": 27969916,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.305574535,
            "variance": 0.09337579645
          },
          {
            "average": 1.144866613,
            "count": 27969916,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4499692186,
            "variance": 0.2024722977
          },
          {
            "average": 0.4961509716,
            "count": 27969916,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999851937,
            "variance": 0.2499851939
          },
          {
            "average": 0.0002434043778,
            "count": 27969916,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01559952374,
            "variance": 0.0002433451408
          },
          {
            "average": 1.569920053,
            "count": 27969916,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5479444088,
            "variance": 0.3002430751
          },
          {
            "average": -2.246804004,
            "count": 27969916,
            "maximum": 13.99800014,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.853835238,
            "variance": 78.39039842
          },
          {
            "average": 0,
            "count": 27969916,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.04794677,
            "count": 27969916,
            "maximum": 66,
            "minimum": 38,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.798681763,
            "variance": 77.41680077
          },
          {
            "average": 216065280.3,
            "count": 27969916,
            "maximum": 216077145.1,
            "minimum": 216061613,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4958.959568,
            "variance": 24591280
          },
          {
            "average": 0,
            "count": 27969916,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27969916,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27969916,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27969916,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27969916,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719129.8822,
          5350710.629,
          629.5078573,
          720687.1022,
          5352268.469,
          940.4478573
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719129.8821771104,
                5350710.6288267,
                629.5078572776217
              ],
              [
                719129.8821771104,
                5352268.4688267,
                629.5078572776217
              ],
              [
                720687.1021771104,
                5352268.4688267,
                940.4478572776218
              ],
              [
                720687.1021771104,
                5350710.6288267,
                940.4478572776218
              ],
              [
                719129.8821771104,
                5350710.6288267,
                629.5078572776217
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:12:25+00:00",
        "end_time": "2018-07-19T18:53:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1578808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1578808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1578808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1578808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0467404,
            48.27111321,
            629.5078573,
            -120.0249694,
            48.28565066,
            940.4478573
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04674040034473,
                  48.27165381059106,
                  629.5078572776217
                ],
                [
                  -120.04593284337687,
                  48.28565066226348,
                  629.5078572776217
                ],
                [
                  -120.0249694188332,
                  48.2851097965355,
                  940.4478572776218
                ],
                [
                  -120.02578268606374,
                  48.27111320902925,
                  940.4478572776218
                ],
                [
                  -120.04674040034473,
                  48.27165381059106,
                  629.5078572776217
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1578808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1578808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:12:25Z",
            "pc:count": 27969916,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719925.7029,
                "count": 27969916,
                "maximum": 720687.1022,
                "minimum": 719129.8822,
                "name": "X",
                "position": 0,
                "stddev": 429.595804,
                "variance": 184552.5548
              },
              {
                "average": 5351483.003,
                "count": 27969916,
                "maximum": 5352268.469,
                "minimum": 5350710.629,
                "name": "Y",
                "position": 1,
                "stddev": 437.787565,
                "variance": 191657.9521
              },
              {
                "average": 767.7305144,
                "count": 27969916,
                "maximum": 940.4478573,
                "minimum": 629.5078573,
                "name": "Z",
                "position": 2,
                "stddev": 66.74718989,
                "variance": 4455.187358
              },
              {
                "average": 1052.994184,
                "count": 27969916,
                "maximum": 4095,
                "minimum": 90,
                "name": "Intensity",
                "position": 3,
                "stddev": 262.3008797,
                "variance": 68801.75151
              },
              {
                "average": 1.072428963,
                "count": 27969916,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.305574535,
                "variance": 0.09337579645
              },
              {
                "average": 1.144866613,
                "count": 27969916,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4499692186,
                "variance": 0.2024722977
              },
              {
                "average": 0.4961509716,
                "count": 27969916,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999851937,
                "variance": 0.2499851939
              },
              {
                "average": 0.0002434043778,
                "count": 27969916,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01559952374,
                "variance": 0.0002433451408
              },
              {
                "average": 1.569920053,
                "count": 27969916,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5479444088,
                "variance": 0.3002430751
              },
              {
                "average": -2.246804004,
                "count": 27969916,
                "maximum": 13.99800014,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.853835238,
                "variance": 78.39039842
              },
              {
                "average": 0,
                "count": 27969916,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.04794677,
                "count": 27969916,
                "maximum": 66,
                "minimum": 38,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.798681763,
                "variance": 77.41680077
              },
              {
                "average": 216065280.3,
                "count": 27969916,
                "maximum": 216077145.1,
                "minimum": 216061613,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4958.959568,
                "variance": 24591280
              },
              {
                "average": 0,
                "count": 27969916,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27969916,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27969916,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27969916,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27969916,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719129.8822,
              5350710.629,
              629.5078573,
              720687.1022,
              5352268.469,
              940.4478573
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719129.8821771104,
                    5350710.6288267,
                    629.5078572776217
                  ],
                  [
                    719129.8821771104,
                    5352268.4688267,
                    629.5078572776217
                  ],
                  [
                    720687.1021771104,
                    5352268.4688267,
                    940.4478572776218
                  ],
                  [
                    720687.1021771104,
                    5350710.6288267,
                    940.4478572776218
                  ],
                  [
                    719129.8821771104,
                    5350710.6288267,
                    629.5078572776217
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:12:25+00:00",
            "end_time": "2018-07-19T18:53:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0673189821121,
              48.568518335274135,
              1101.3619915660233
            ],
            [
              -120.06650825100826,
              48.582521548776,
              1101.3619915660233
            ],
            [
              -120.04542330811678,
              48.58198201152205,
              1683.621991566023
            ],
            [
              -120.04623984588783,
              48.567979061990066,
              1683.621991566023
            ],
            [
              -120.0673189821121,
              48.568518335274135,
              1101.3619915660233
            ]
          ]
        ]
      },
      "bbox": [
        -120.067319,
        48.56797906,
        1101.361992,
        -120.0454233,
        48.58252155,
        1683.621992
      ],
      "properties": {
        "datetime": "2018-07-20T00:13:11Z",
        "pc:count": 42524014,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717099.6857,
            "count": 42524014,
            "maximum": 717895.9136,
            "minimum": 716338.7936,
            "name": "X",
            "position": 0,
            "stddev": 428.5878263,
            "variance": 183687.5249
          },
          {
            "average": 5384418.454,
            "count": 42524014,
            "maximum": 5385203.211,
            "minimum": 5383644.611,
            "name": "Y",
            "position": 1,
            "stddev": 424.4231368,
            "variance": 180134.9991
          },
          {
            "average": 1383.656316,
            "count": 42524014,
            "maximum": 1683.621992,
            "minimum": 1101.361992,
            "name": "Z",
            "position": 2,
            "stddev": 91.2198358,
            "variance": 8321.058444
          },
          {
            "average": 869.694953,
            "count": 42524014,
            "maximum": 4095,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.5795708,
            "variance": 203924.1087
          },
          {
            "average": 1.273552351,
            "count": 42524014,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5960601375,
            "variance": 0.3552876875
          },
          {
            "average": 1.547066864,
            "count": 42524014,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.846994681,
            "variance": 0.7173999897
          },
          {
            "average": 0.4975379558,
            "count": 42524014,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999939442,
            "variance": 0.2499939442
          },
          {
            "average": 0.0002883782326,
            "count": 42524014,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01697925432,
            "variance": 0.0002882950774
          },
          {
            "average": 1.344833674,
            "count": 42524014,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5398026053,
            "variance": 0.2913868526
          },
          {
            "average": 3.369768132,
            "count": 42524014,
            "maximum": 22.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.62470846,
            "variance": 159.3832637
          },
          {
            "average": 0,
            "count": 42524014,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.34439261,
            "count": 42524014,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.461997805,
            "variance": 55.68141124
          },
          {
            "average": 216077684.6,
            "count": 42524014,
            "maximum": 216080791,
            "minimum": 216064419.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4229.328546,
            "variance": 17887219.95
          },
          {
            "average": 0,
            "count": 42524014,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42524014,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42524014,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42524014,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42524014,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716338.7936,
          5383644.611,
          1101.361992,
          717895.9136,
          5385203.211,
          1683.621992
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716338.7935750308,
                5383644.610561683,
                1101.3619915660233
              ],
              [
                716338.7935750308,
                5385203.2105616825,
                1101.3619915660233
              ],
              [
                717895.9135750309,
                5385203.2105616825,
                1683.621991566023
              ],
              [
                717895.9135750309,
                5383644.610561683,
                1683.621991566023
              ],
              [
                716338.7935750308,
                5383644.610561683,
                1101.3619915660233
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:13:11+00:00",
        "end_time": "2018-07-19T19:40:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.067319,
            48.56797906,
            1101.361992,
            -120.0454233,
            48.58252155,
            1683.621992
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0673189821121,
                  48.568518335274135,
                  1101.3619915660233
                ],
                [
                  -120.06650825100826,
                  48.582521548776,
                  1101.3619915660233
                ],
                [
                  -120.04542330811678,
                  48.58198201152205,
                  1683.621991566023
                ],
                [
                  -120.04623984588783,
                  48.567979061990066,
                  1683.621991566023
                ],
                [
                  -120.0673189821121,
                  48.568518335274135,
                  1101.3619915660233
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:13:11Z",
            "pc:count": 42524014,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717099.6857,
                "count": 42524014,
                "maximum": 717895.9136,
                "minimum": 716338.7936,
                "name": "X",
                "position": 0,
                "stddev": 428.5878263,
                "variance": 183687.5249
              },
              {
                "average": 5384418.454,
                "count": 42524014,
                "maximum": 5385203.211,
                "minimum": 5383644.611,
                "name": "Y",
                "position": 1,
                "stddev": 424.4231368,
                "variance": 180134.9991
              },
              {
                "average": 1383.656316,
                "count": 42524014,
                "maximum": 1683.621992,
                "minimum": 1101.361992,
                "name": "Z",
                "position": 2,
                "stddev": 91.2198358,
                "variance": 8321.058444
              },
              {
                "average": 869.694953,
                "count": 42524014,
                "maximum": 4095,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.5795708,
                "variance": 203924.1087
              },
              {
                "average": 1.273552351,
                "count": 42524014,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5960601375,
                "variance": 0.3552876875
              },
              {
                "average": 1.547066864,
                "count": 42524014,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.846994681,
                "variance": 0.7173999897
              },
              {
                "average": 0.4975379558,
                "count": 42524014,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999939442,
                "variance": 0.2499939442
              },
              {
                "average": 0.0002883782326,
                "count": 42524014,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01697925432,
                "variance": 0.0002882950774
              },
              {
                "average": 1.344833674,
                "count": 42524014,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5398026053,
                "variance": 0.2913868526
              },
              {
                "average": 3.369768132,
                "count": 42524014,
                "maximum": 22.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.62470846,
                "variance": 159.3832637
              },
              {
                "average": 0,
                "count": 42524014,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.34439261,
                "count": 42524014,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.461997805,
                "variance": 55.68141124
              },
              {
                "average": 216077684.6,
                "count": 42524014,
                "maximum": 216080791,
                "minimum": 216064419.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4229.328546,
                "variance": 17887219.95
              },
              {
                "average": 0,
                "count": 42524014,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42524014,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42524014,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42524014,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42524014,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716338.7936,
              5383644.611,
              1101.361992,
              717895.9136,
              5385203.211,
              1683.621992
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716338.7935750308,
                    5383644.610561683,
                    1101.3619915660233
                  ],
                  [
                    716338.7935750308,
                    5385203.2105616825,
                    1101.3619915660233
                  ],
                  [
                    717895.9135750309,
                    5385203.2105616825,
                    1683.621991566023
                  ],
                  [
                    717895.9135750309,
                    5383644.610561683,
                    1683.621991566023
                  ],
                  [
                    716338.7935750308,
                    5383644.610561683,
                    1101.3619915660233
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:13:11+00:00",
            "end_time": "2018-07-19T19:40:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94563645385196,
              48.36610247267359,
              920.7681658613824
            ],
            [
              -119.94479824531182,
              48.38010210770766,
              920.7681658613824
            ],
            [
              -119.92379640971633,
              48.379541949309846,
              1333.8281658613823
            ],
            [
              -119.92464035812819,
              48.36554258802563,
              1333.8281658613823
            ],
            [
              -119.94563645385196,
              48.36610247267359,
              920.7681658613824
            ]
          ]
        ]
      },
      "bbox": [
        -119.9456365,
        48.36554259,
        920.7681659,
        -119.9237964,
        48.38010211,
        1333.828166
      ],
      "properties": {
        "datetime": "2018-07-19T16:20:06Z",
        "pc:count": 26121601,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 727006.3374,
            "count": 26121601,
            "maximum": 727769.9706,
            "minimum": 726212.6306,
            "name": "X",
            "position": 0,
            "stddev": 425.274223,
            "variance": 180858.1647
          },
          {
            "average": 5362272.323,
            "count": 26121601,
            "maximum": 5363059.153,
            "minimum": 5361500.833,
            "name": "Y",
            "position": 1,
            "stddev": 433.398568,
            "variance": 187834.3188
          },
          {
            "average": 1068.952159,
            "count": 26121601,
            "maximum": 1333.828166,
            "minimum": 920.7681659,
            "name": "Z",
            "position": 2,
            "stddev": 77.81603083,
            "variance": 6055.334654
          },
          {
            "average": 912.8922095,
            "count": 26121601,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 212.0042084,
            "variance": 44945.78437
          },
          {
            "average": 1.058389874,
            "count": 26121601,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2660017755,
            "variance": 0.07075694457
          },
          {
            "average": 1.11667049,
            "count": 26121601,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3877319561,
            "variance": 0.1503360698
          },
          {
            "average": 0.4976541446,
            "count": 26121601,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999945065,
            "variance": 0.2499945065
          },
          {
            "average": 0.0002540426217,
            "count": 26121601,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01593669017,
            "variance": 0.0002539780937
          },
          {
            "average": 1.58093675,
            "count": 26121601,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5619291983,
            "variance": 0.3157644239
          },
          {
            "average": -1.147310104,
            "count": 26121601,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.332792163,
            "variance": 69.43542524
          },
          {
            "average": 0,
            "count": 26121601,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.59434412,
            "count": 26121601,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.046798967,
            "variance": 36.56377775
          },
          {
            "average": 216050250.8,
            "count": 26121601,
            "maximum": 216052406,
            "minimum": 216047229.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1743.838609,
            "variance": 3040973.094
          },
          {
            "average": 0,
            "count": 26121601,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26121601,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26121601,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26121601,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26121601,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726212.6306,
          5361500.833,
          920.7681659,
          727769.9706,
          5363059.153,
          1333.828166
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726212.6306376219,
                5361500.833416863,
                920.7681658613824
              ],
              [
                726212.6306376219,
                5363059.153416864,
                920.7681658613824
              ],
              [
                727769.9706376219,
                5363059.153416864,
                1333.8281658613823
              ],
              [
                727769.9706376219,
                5361500.833416863,
                1333.8281658613823
              ],
              [
                726212.6306376219,
                5361500.833416863,
                920.7681658613824
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:20:06+00:00",
        "end_time": "2018-07-19T14:53:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9456365,
            48.36554259,
            920.7681659,
            -119.9237964,
            48.38010211,
            1333.828166
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94563645385196,
                  48.36610247267359,
                  920.7681658613824
                ],
                [
                  -119.94479824531182,
                  48.38010210770766,
                  920.7681658613824
                ],
                [
                  -119.92379640971633,
                  48.379541949309846,
                  1333.8281658613823
                ],
                [
                  -119.92464035812819,
                  48.36554258802563,
                  1333.8281658613823
                ],
                [
                  -119.94563645385196,
                  48.36610247267359,
                  920.7681658613824
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:20:06Z",
            "pc:count": 26121601,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 727006.3374,
                "count": 26121601,
                "maximum": 727769.9706,
                "minimum": 726212.6306,
                "name": "X",
                "position": 0,
                "stddev": 425.274223,
                "variance": 180858.1647
              },
              {
                "average": 5362272.323,
                "count": 26121601,
                "maximum": 5363059.153,
                "minimum": 5361500.833,
                "name": "Y",
                "position": 1,
                "stddev": 433.398568,
                "variance": 187834.3188
              },
              {
                "average": 1068.952159,
                "count": 26121601,
                "maximum": 1333.828166,
                "minimum": 920.7681659,
                "name": "Z",
                "position": 2,
                "stddev": 77.81603083,
                "variance": 6055.334654
              },
              {
                "average": 912.8922095,
                "count": 26121601,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 212.0042084,
                "variance": 44945.78437
              },
              {
                "average": 1.058389874,
                "count": 26121601,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2660017755,
                "variance": 0.07075694457
              },
              {
                "average": 1.11667049,
                "count": 26121601,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3877319561,
                "variance": 0.1503360698
              },
              {
                "average": 0.4976541446,
                "count": 26121601,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999945065,
                "variance": 0.2499945065
              },
              {
                "average": 0.0002540426217,
                "count": 26121601,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01593669017,
                "variance": 0.0002539780937
              },
              {
                "average": 1.58093675,
                "count": 26121601,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5619291983,
                "variance": 0.3157644239
              },
              {
                "average": -1.147310104,
                "count": 26121601,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.332792163,
                "variance": 69.43542524
              },
              {
                "average": 0,
                "count": 26121601,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.59434412,
                "count": 26121601,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.046798967,
                "variance": 36.56377775
              },
              {
                "average": 216050250.8,
                "count": 26121601,
                "maximum": 216052406,
                "minimum": 216047229.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1743.838609,
                "variance": 3040973.094
              },
              {
                "average": 0,
                "count": 26121601,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26121601,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26121601,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26121601,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26121601,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726212.6306,
              5361500.833,
              920.7681659,
              727769.9706,
              5363059.153,
              1333.828166
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726212.6306376219,
                    5361500.833416863,
                    920.7681658613824
                  ],
                  [
                    726212.6306376219,
                    5363059.153416864,
                    920.7681658613824
                  ],
                  [
                    727769.9706376219,
                    5363059.153416864,
                    1333.8281658613823
                  ],
                  [
                    727769.9706376219,
                    5361500.833416863,
                    1333.8281658613823
                  ],
                  [
                    726212.6306376219,
                    5361500.833416863,
                    920.7681658613824
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:20:06+00:00",
            "end_time": "2018-07-19T14:53:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1577308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04672754422285,
              48.25816175140158,
              765.5811627273409
            ],
            [
              -120.04592043845906,
              48.272157378022136,
              765.5811627273409
            ],
            [
              -120.0249622646773,
              48.27161661585051,
              1243.141162727341
            ],
            [
              -120.0257750760597,
              48.257621253308,
              1243.141162727341
            ],
            [
              -120.04672754422285,
              48.25816175140158,
              765.5811627273409
            ]
          ]
        ]
      },
      "bbox": [
        -120.0467275,
        48.25762125,
        765.5811627,
        -120.0249623,
        48.27215738,
        1243.141163
      ],
      "properties": {
        "datetime": "2018-07-19T23:12:00Z",
        "pc:count": 30165598,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719985.6232,
            "count": 30165598,
            "maximum": 720745.8014,
            "minimum": 719188.5614,
            "name": "X",
            "position": 0,
            "stddev": 430.4608776,
            "variance": 185296.5671
          },
          {
            "average": 5350004.224,
            "count": 30165598,
            "maximum": 5350768.935,
            "minimum": 5349211.235,
            "name": "Y",
            "position": 1,
            "stddev": 432.7457989,
            "variance": 187268.9265
          },
          {
            "average": 946.2790859,
            "count": 30165598,
            "maximum": 1243.141163,
            "minimum": 765.5811627,
            "name": "Z",
            "position": 2,
            "stddev": 104.1279505,
            "variance": 10842.63007
          },
          {
            "average": 1119.492209,
            "count": 30165598,
            "maximum": 2838,
            "minimum": 78,
            "name": "Intensity",
            "position": 3,
            "stddev": 321.9571699,
            "variance": 103656.4193
          },
          {
            "average": 1.136535235,
            "count": 30165598,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4223690353,
            "variance": 0.1783956019
          },
          {
            "average": 1.273084989,
            "count": 30165598,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6164561152,
            "variance": 0.380018142
          },
          {
            "average": 0.4961304265,
            "count": 30165598,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999850345,
            "variance": 0.2499850347
          },
          {
            "average": 0.0002400416527,
            "count": 30165598,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01549141829,
            "variance": 0.0002399840407
          },
          {
            "average": 1.511114416,
            "count": 30165598,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5657024807,
            "variance": 0.3200192967
          },
          {
            "average": -2.011969195,
            "count": 30165598,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.344925934,
            "variance": 87.32764071
          },
          {
            "average": 0,
            "count": 30165598,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.94616364,
            "count": 30165598,
            "maximum": 66,
            "minimum": 38,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.655797723,
            "variance": 74.92283423
          },
          {
            "average": 216065215.6,
            "count": 30165598,
            "maximum": 216077120.8,
            "minimum": 216061635,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4872.667469,
            "variance": 23742888.26
          },
          {
            "average": 0,
            "count": 30165598,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30165598,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30165598,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30165598,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30165598,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719188.5614,
          5349211.235,
          765.5811627,
          720745.8014,
          5350768.935,
          1243.141163
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719188.5613579523,
                5349211.235063764,
                765.5811627273409
              ],
              [
                719188.5613579523,
                5350768.9350637635,
                765.5811627273409
              ],
              [
                720745.8013579523,
                5350768.9350637635,
                1243.141162727341
              ],
              [
                720745.8013579523,
                5349211.235063764,
                1243.141162727341
              ],
              [
                719188.5613579523,
                5349211.235063764,
                765.5811627273409
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:12:00+00:00",
        "end_time": "2018-07-19T18:53:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1577308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1577308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1577308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1577308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0467275,
            48.25762125,
            765.5811627,
            -120.0249623,
            48.27215738,
            1243.141163
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04672754422285,
                  48.25816175140158,
                  765.5811627273409
                ],
                [
                  -120.04592043845906,
                  48.272157378022136,
                  765.5811627273409
                ],
                [
                  -120.0249622646773,
                  48.27161661585051,
                  1243.141162727341
                ],
                [
                  -120.0257750760597,
                  48.257621253308,
                  1243.141162727341
                ],
                [
                  -120.04672754422285,
                  48.25816175140158,
                  765.5811627273409
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1577308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1577308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:12:00Z",
            "pc:count": 30165598,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719985.6232,
                "count": 30165598,
                "maximum": 720745.8014,
                "minimum": 719188.5614,
                "name": "X",
                "position": 0,
                "stddev": 430.4608776,
                "variance": 185296.5671
              },
              {
                "average": 5350004.224,
                "count": 30165598,
                "maximum": 5350768.935,
                "minimum": 5349211.235,
                "name": "Y",
                "position": 1,
                "stddev": 432.7457989,
                "variance": 187268.9265
              },
              {
                "average": 946.2790859,
                "count": 30165598,
                "maximum": 1243.141163,
                "minimum": 765.5811627,
                "name": "Z",
                "position": 2,
                "stddev": 104.1279505,
                "variance": 10842.63007
              },
              {
                "average": 1119.492209,
                "count": 30165598,
                "maximum": 2838,
                "minimum": 78,
                "name": "Intensity",
                "position": 3,
                "stddev": 321.9571699,
                "variance": 103656.4193
              },
              {
                "average": 1.136535235,
                "count": 30165598,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4223690353,
                "variance": 0.1783956019
              },
              {
                "average": 1.273084989,
                "count": 30165598,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6164561152,
                "variance": 0.380018142
              },
              {
                "average": 0.4961304265,
                "count": 30165598,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999850345,
                "variance": 0.2499850347
              },
              {
                "average": 0.0002400416527,
                "count": 30165598,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01549141829,
                "variance": 0.0002399840407
              },
              {
                "average": 1.511114416,
                "count": 30165598,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5657024807,
                "variance": 0.3200192967
              },
              {
                "average": -2.011969195,
                "count": 30165598,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.344925934,
                "variance": 87.32764071
              },
              {
                "average": 0,
                "count": 30165598,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.94616364,
                "count": 30165598,
                "maximum": 66,
                "minimum": 38,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.655797723,
                "variance": 74.92283423
              },
              {
                "average": 216065215.6,
                "count": 30165598,
                "maximum": 216077120.8,
                "minimum": 216061635,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4872.667469,
                "variance": 23742888.26
              },
              {
                "average": 0,
                "count": 30165598,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30165598,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30165598,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30165598,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30165598,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719188.5614,
              5349211.235,
              765.5811627,
              720745.8014,
              5350768.935,
              1243.141163
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719188.5613579523,
                    5349211.235063764,
                    765.5811627273409
                  ],
                  [
                    719188.5613579523,
                    5350768.9350637635,
                    765.5811627273409
                  ],
                  [
                    720745.8013579523,
                    5350768.9350637635,
                    1243.141162727341
                  ],
                  [
                    720745.8013579523,
                    5349211.235063764,
                    1243.141162727341
                  ],
                  [
                    719188.5613579523,
                    5349211.235063764,
                    765.5811627273409
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:12:00+00:00",
            "end_time": "2018-07-19T18:53:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00635493081862,
              48.40659633837681,
              1015.7295558888602
            ],
            [
              -120.00553220144425,
              48.42059665946572,
              1015.7295558888602
            ],
            [
              -119.98451385480809,
              48.42004728097165,
              1730.38955588886
            ],
            [
              -119.98534233770872,
              48.40604722842338,
              1730.38955588886
            ],
            [
              -120.00635493081862,
              48.40659633837681,
              1015.7295558888602
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063549,
        48.40604723,
        1015.729556,
        -119.9845139,
        48.42059666,
        1730.389556
      ],
      "properties": {
        "datetime": "2018-07-19T18:30:05Z",
        "pc:count": 29162763,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722313.3497,
            "count": 29162763,
            "maximum": 723097.4564,
            "minimum": 721540.2164,
            "name": "X",
            "position": 0,
            "stddev": 447.052291,
            "variance": 199855.7509
          },
          {
            "average": 5366599.553,
            "count": 29162763,
            "maximum": 5367381.923,
            "minimum": 5365823.603,
            "name": "Y",
            "position": 1,
            "stddev": 433.9177063,
            "variance": 188284.5758
          },
          {
            "average": 1307.255769,
            "count": 29162763,
            "maximum": 1730.389556,
            "minimum": 1015.729556,
            "name": "Z",
            "position": 2,
            "stddev": 129.3430419,
            "variance": 16729.62249
          },
          {
            "average": 1234.955069,
            "count": 29162763,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 342.4342074,
            "variance": 117261.1864
          },
          {
            "average": 1.095041715,
            "count": 29162763,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3659652831,
            "variance": 0.1339305884
          },
          {
            "average": 1.189988651,
            "count": 29162763,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5454604482,
            "variance": 0.2975271005
          },
          {
            "average": 0.4963627418,
            "count": 29162763,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999867787,
            "variance": 0.2499867789
          },
          {
            "average": 0.0003025433495,
            "count": 29162763,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01739114221,
            "variance": 0.0003024518274
          },
          {
            "average": 1.514195963,
            "count": 29162763,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5718623604,
            "variance": 0.3270265592
          },
          {
            "average": -0.1141924798,
            "count": 29162763,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.93113023,
            "variance": 119.4896081
          },
          {
            "average": 0,
            "count": 29162763,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.17326705,
            "count": 29162763,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.970335406,
            "variance": 3.882221613
          },
          {
            "average": 216058278.4,
            "count": 29162763,
            "maximum": 216060205.7,
            "minimum": 216055904.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1146.400309,
            "variance": 1314233.669
          },
          {
            "average": 0,
            "count": 29162763,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29162763,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29162763,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29162763,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29162763,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721540.2164,
          5365823.603,
          1015.729556,
          723097.4564,
          5367381.923,
          1730.389556
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721540.2163916399,
                5365823.603425805,
                1015.7295558888602
              ],
              [
                721540.2163916399,
                5367381.923425806,
                1015.7295558888602
              ],
              [
                723097.4563916399,
                5367381.923425806,
                1730.38955588886
              ],
              [
                723097.4563916399,
                5365823.603425805,
                1730.38955588886
              ],
              [
                721540.2163916399,
                5365823.603425805,
                1015.7295558888602
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:30:05+00:00",
        "end_time": "2018-07-19T17:18:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063549,
            48.40604723,
            1015.729556,
            -119.9845139,
            48.42059666,
            1730.389556
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00635493081862,
                  48.40659633837681,
                  1015.7295558888602
                ],
                [
                  -120.00553220144425,
                  48.42059665946572,
                  1015.7295558888602
                ],
                [
                  -119.98451385480809,
                  48.42004728097165,
                  1730.38955588886
                ],
                [
                  -119.98534233770872,
                  48.40604722842338,
                  1730.38955588886
                ],
                [
                  -120.00635493081862,
                  48.40659633837681,
                  1015.7295558888602
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:30:05Z",
            "pc:count": 29162763,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722313.3497,
                "count": 29162763,
                "maximum": 723097.4564,
                "minimum": 721540.2164,
                "name": "X",
                "position": 0,
                "stddev": 447.052291,
                "variance": 199855.7509
              },
              {
                "average": 5366599.553,
                "count": 29162763,
                "maximum": 5367381.923,
                "minimum": 5365823.603,
                "name": "Y",
                "position": 1,
                "stddev": 433.9177063,
                "variance": 188284.5758
              },
              {
                "average": 1307.255769,
                "count": 29162763,
                "maximum": 1730.389556,
                "minimum": 1015.729556,
                "name": "Z",
                "position": 2,
                "stddev": 129.3430419,
                "variance": 16729.62249
              },
              {
                "average": 1234.955069,
                "count": 29162763,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 342.4342074,
                "variance": 117261.1864
              },
              {
                "average": 1.095041715,
                "count": 29162763,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3659652831,
                "variance": 0.1339305884
              },
              {
                "average": 1.189988651,
                "count": 29162763,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5454604482,
                "variance": 0.2975271005
              },
              {
                "average": 0.4963627418,
                "count": 29162763,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999867787,
                "variance": 0.2499867789
              },
              {
                "average": 0.0003025433495,
                "count": 29162763,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01739114221,
                "variance": 0.0003024518274
              },
              {
                "average": 1.514195963,
                "count": 29162763,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5718623604,
                "variance": 0.3270265592
              },
              {
                "average": -0.1141924798,
                "count": 29162763,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.93113023,
                "variance": 119.4896081
              },
              {
                "average": 0,
                "count": 29162763,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.17326705,
                "count": 29162763,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.970335406,
                "variance": 3.882221613
              },
              {
                "average": 216058278.4,
                "count": 29162763,
                "maximum": 216060205.7,
                "minimum": 216055904.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1146.400309,
                "variance": 1314233.669
              },
              {
                "average": 0,
                "count": 29162763,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29162763,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29162763,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29162763,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29162763,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721540.2164,
              5365823.603,
              1015.729556,
              723097.4564,
              5367381.923,
              1730.389556
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721540.2163916399,
                    5365823.603425805,
                    1015.7295558888602
                  ],
                  [
                    721540.2163916399,
                    5367381.923425806,
                    1015.7295558888602
                  ],
                  [
                    723097.4563916399,
                    5367381.923425806,
                    1730.38955588886
                  ],
                  [
                    723097.4563916399,
                    5365823.603425805,
                    1730.38955588886
                  ],
                  [
                    721540.2163916399,
                    5365823.603425805,
                    1015.7295558888602
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:30:05+00:00",
            "end_time": "2018-07-19T17:18:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08767662408577,
              48.5954992487325,
              944.8444717519553
            ],
            [
              -120.08687089732116,
              48.60950013505322,
              944.8444717519553
            ],
            [
              -120.06577569431047,
              48.60896413980324,
              1394.4444717519552
            ],
            [
              -120.06658723534929,
              48.594963515707434,
              1394.4444717519552
            ],
            [
              -120.08767662408577,
              48.5954992487325,
              944.8444717519553
            ]
          ]
        ]
      },
      "bbox": [
        -120.0876766,
        48.59496352,
        944.8444718,
        -120.0657757,
        48.60950014,
        1394.444472
      ],
      "properties": {
        "datetime": "2018-07-20T01:19:31Z",
        "pc:count": 44494225,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715495.3531,
            "count": 44494225,
            "maximum": 716279.8272,
            "minimum": 714722.8072,
            "name": "X",
            "position": 0,
            "stddev": 417.0806969,
            "variance": 173956.3077
          },
          {
            "average": 5387374.577,
            "count": 44494225,
            "maximum": 5388144.097,
            "minimum": 5386585.777,
            "name": "Y",
            "position": 1,
            "stddev": 433.0682335,
            "variance": 187548.0948
          },
          {
            "average": 1132.047702,
            "count": 44494225,
            "maximum": 1394.444472,
            "minimum": 944.8444718,
            "name": "Z",
            "position": 2,
            "stddev": 92.3622496,
            "variance": 8530.785151
          },
          {
            "average": 774.5610803,
            "count": 44494225,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 410.9016711,
            "variance": 168840.1833
          },
          {
            "average": 1.29369362,
            "count": 44494225,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6001885352,
            "variance": 0.3602262778
          },
          {
            "average": 1.587363034,
            "count": 44494225,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8371040299,
            "variance": 0.7007431569
          },
          {
            "average": 0.4973573087,
            "count": 44494225,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930218,
            "variance": 0.2499930218
          },
          {
            "average": 0.0002729567714,
            "count": 44494225,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01651914865,
            "variance": 0.0002728822721
          },
          {
            "average": 1.348844934,
            "count": 44494225,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5399496578,
            "variance": 0.291545633
          },
          {
            "average": 0.1173181985,
            "count": 44494225,
            "maximum": 19.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.47886962,
            "variance": 131.7644478
          },
          {
            "average": 0,
            "count": 44494225,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.31721368,
            "count": 44494225,
            "maximum": 79,
            "minimum": 68,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.329330348,
            "variance": 5.42577987
          },
          {
            "average": 216082189.6,
            "count": 44494225,
            "maximum": 216084771.6,
            "minimum": 216078420.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1374.118335,
            "variance": 1888201.198
          },
          {
            "average": 0,
            "count": 44494225,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44494225,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44494225,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44494225,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44494225,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714722.8072,
          5386585.777,
          944.8444718,
          716279.8272,
          5388144.097,
          1394.444472
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714722.8072408012,
                5386585.776577981,
                944.8444717519553
              ],
              [
                714722.8072408012,
                5388144.0965779815,
                944.8444717519553
              ],
              [
                716279.8272408012,
                5388144.0965779815,
                1394.4444717519552
              ],
              [
                716279.8272408012,
                5386585.776577981,
                1394.4444717519552
              ],
              [
                714722.8072408012,
                5386585.776577981,
                944.8444717519553
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:19:31+00:00",
        "end_time": "2018-07-19T23:33:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0876766,
            48.59496352,
            944.8444718,
            -120.0657757,
            48.60950014,
            1394.444472
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08767662408577,
                  48.5954992487325,
                  944.8444717519553
                ],
                [
                  -120.08687089732116,
                  48.60950013505322,
                  944.8444717519553
                ],
                [
                  -120.06577569431047,
                  48.60896413980324,
                  1394.4444717519552
                ],
                [
                  -120.06658723534929,
                  48.594963515707434,
                  1394.4444717519552
                ],
                [
                  -120.08767662408577,
                  48.5954992487325,
                  944.8444717519553
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:19:31Z",
            "pc:count": 44494225,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715495.3531,
                "count": 44494225,
                "maximum": 716279.8272,
                "minimum": 714722.8072,
                "name": "X",
                "position": 0,
                "stddev": 417.0806969,
                "variance": 173956.3077
              },
              {
                "average": 5387374.577,
                "count": 44494225,
                "maximum": 5388144.097,
                "minimum": 5386585.777,
                "name": "Y",
                "position": 1,
                "stddev": 433.0682335,
                "variance": 187548.0948
              },
              {
                "average": 1132.047702,
                "count": 44494225,
                "maximum": 1394.444472,
                "minimum": 944.8444718,
                "name": "Z",
                "position": 2,
                "stddev": 92.3622496,
                "variance": 8530.785151
              },
              {
                "average": 774.5610803,
                "count": 44494225,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 410.9016711,
                "variance": 168840.1833
              },
              {
                "average": 1.29369362,
                "count": 44494225,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6001885352,
                "variance": 0.3602262778
              },
              {
                "average": 1.587363034,
                "count": 44494225,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8371040299,
                "variance": 0.7007431569
              },
              {
                "average": 0.4973573087,
                "count": 44494225,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930218,
                "variance": 0.2499930218
              },
              {
                "average": 0.0002729567714,
                "count": 44494225,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01651914865,
                "variance": 0.0002728822721
              },
              {
                "average": 1.348844934,
                "count": 44494225,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5399496578,
                "variance": 0.291545633
              },
              {
                "average": 0.1173181985,
                "count": 44494225,
                "maximum": 19.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.47886962,
                "variance": 131.7644478
              },
              {
                "average": 0,
                "count": 44494225,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.31721368,
                "count": 44494225,
                "maximum": 79,
                "minimum": 68,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.329330348,
                "variance": 5.42577987
              },
              {
                "average": 216082189.6,
                "count": 44494225,
                "maximum": 216084771.6,
                "minimum": 216078420.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1374.118335,
                "variance": 1888201.198
              },
              {
                "average": 0,
                "count": 44494225,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44494225,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44494225,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44494225,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44494225,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714722.8072,
              5386585.777,
              944.8444718,
              716279.8272,
              5388144.097,
              1394.444472
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714722.8072408012,
                    5386585.776577981,
                    944.8444717519553
                  ],
                  [
                    714722.8072408012,
                    5388144.0965779815,
                    944.8444717519553
                  ],
                  [
                    716279.8272408012,
                    5388144.0965779815,
                    1394.4444717519552
                  ],
                  [
                    716279.8272408012,
                    5386585.776577981,
                    1394.4444717519552
                  ],
                  [
                    714722.8072408012,
                    5386585.776577981,
                    944.8444717519553
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:19:31+00:00",
            "end_time": "2018-07-19T23:33:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04708990855886,
              48.66300366229946,
              1554.8923474377343
            ],
            [
              -120.04627076005626,
              48.67700836702953,
              1554.8923474377343
            ],
            [
              -120.0251468015822,
              48.67646434009893,
              2054.2323474377345
            ],
            [
              -120.0259717873383,
              48.66245990167672,
              2054.2323474377345
            ],
            [
              -120.04708990855886,
              48.66300366229946,
              1554.8923474377343
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470899,
        48.6624599,
        1554.892347,
        -120.0251468,
        48.67700837,
        2054.232347
      ],
      "properties": {
        "datetime": "2018-07-19T23:31:32Z",
        "pc:count": 35449444,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718216.9307,
            "count": 35449444,
            "maximum": 718981.5927,
            "minimum": 717424.4727,
            "name": "X",
            "position": 0,
            "stddev": 421.816624,
            "variance": 177929.2643
          },
          {
            "average": 5394967.701,
            "count": 35449444,
            "maximum": 5395761.973,
            "minimum": 5394203.153,
            "name": "Y",
            "position": 1,
            "stddev": 426.3269525,
            "variance": 181754.6704
          },
          {
            "average": 1770.003328,
            "count": 35449444,
            "maximum": 2054.232347,
            "minimum": 1554.892347,
            "name": "Z",
            "position": 2,
            "stddev": 102.8651505,
            "variance": 10581.2392
          },
          {
            "average": 1620.411409,
            "count": 35449444,
            "maximum": 4095,
            "minimum": 11,
            "name": "Intensity",
            "position": 3,
            "stddev": 850.982755,
            "variance": 724171.6493
          },
          {
            "average": 1.249235418,
            "count": 35449444,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5818841199,
            "variance": 0.3385891289
          },
          {
            "average": 1.498381893,
            "count": 35449444,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8392198418,
            "variance": 0.7042899428
          },
          {
            "average": 0.4971682772,
            "count": 35449444,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999919883,
            "variance": 0.2499919884
          },
          {
            "average": 0.0002907238827,
            "count": 35449444,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0170481486,
            "variance": 0.0002906393705
          },
          {
            "average": 1.3745261,
            "count": 35449444,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5385441156,
            "variance": 0.2900297644
          },
          {
            "average": -3.698227368,
            "count": 35449444,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.20935996,
            "variance": 201.9059105
          },
          {
            "average": 0,
            "count": 35449444,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.56756927,
            "count": 35449444,
            "maximum": 68,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.59912584,
            "variance": 92.14321689
          },
          {
            "average": 216065600.8,
            "count": 35449444,
            "maximum": 216078292.4,
            "minimum": 216060929.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5469.06551,
            "variance": 29910677.55
          },
          {
            "average": 0,
            "count": 35449444,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35449444,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35449444,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35449444,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35449444,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717424.4727,
          5394203.153,
          1554.892347,
          718981.5927,
          5395761.973,
          2054.232347
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717424.4727041328,
                5394203.153294798,
                1554.8923474377343
              ],
              [
                717424.4727041328,
                5395761.973294798,
                1554.8923474377343
              ],
              [
                718981.5927041329,
                5395761.973294798,
                2054.2323474377345
              ],
              [
                718981.5927041329,
                5394203.153294798,
                2054.2323474377345
              ],
              [
                717424.4727041328,
                5394203.153294798,
                1554.8923474377343
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:31:32+00:00",
        "end_time": "2018-07-19T18:42:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470899,
            48.6624599,
            1554.892347,
            -120.0251468,
            48.67700837,
            2054.232347
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04708990855886,
                  48.66300366229946,
                  1554.8923474377343
                ],
                [
                  -120.04627076005626,
                  48.67700836702953,
                  1554.8923474377343
                ],
                [
                  -120.0251468015822,
                  48.67646434009893,
                  2054.2323474377345
                ],
                [
                  -120.0259717873383,
                  48.66245990167672,
                  2054.2323474377345
                ],
                [
                  -120.04708990855886,
                  48.66300366229946,
                  1554.8923474377343
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:31:32Z",
            "pc:count": 35449444,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718216.9307,
                "count": 35449444,
                "maximum": 718981.5927,
                "minimum": 717424.4727,
                "name": "X",
                "position": 0,
                "stddev": 421.816624,
                "variance": 177929.2643
              },
              {
                "average": 5394967.701,
                "count": 35449444,
                "maximum": 5395761.973,
                "minimum": 5394203.153,
                "name": "Y",
                "position": 1,
                "stddev": 426.3269525,
                "variance": 181754.6704
              },
              {
                "average": 1770.003328,
                "count": 35449444,
                "maximum": 2054.232347,
                "minimum": 1554.892347,
                "name": "Z",
                "position": 2,
                "stddev": 102.8651505,
                "variance": 10581.2392
              },
              {
                "average": 1620.411409,
                "count": 35449444,
                "maximum": 4095,
                "minimum": 11,
                "name": "Intensity",
                "position": 3,
                "stddev": 850.982755,
                "variance": 724171.6493
              },
              {
                "average": 1.249235418,
                "count": 35449444,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5818841199,
                "variance": 0.3385891289
              },
              {
                "average": 1.498381893,
                "count": 35449444,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8392198418,
                "variance": 0.7042899428
              },
              {
                "average": 0.4971682772,
                "count": 35449444,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999919883,
                "variance": 0.2499919884
              },
              {
                "average": 0.0002907238827,
                "count": 35449444,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0170481486,
                "variance": 0.0002906393705
              },
              {
                "average": 1.3745261,
                "count": 35449444,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5385441156,
                "variance": 0.2900297644
              },
              {
                "average": -3.698227368,
                "count": 35449444,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.20935996,
                "variance": 201.9059105
              },
              {
                "average": 0,
                "count": 35449444,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.56756927,
                "count": 35449444,
                "maximum": 68,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.59912584,
                "variance": 92.14321689
              },
              {
                "average": 216065600.8,
                "count": 35449444,
                "maximum": 216078292.4,
                "minimum": 216060929.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5469.06551,
                "variance": 29910677.55
              },
              {
                "average": 0,
                "count": 35449444,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35449444,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35449444,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35449444,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35449444,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717424.4727,
              5394203.153,
              1554.892347,
              718981.5927,
              5395761.973,
              2054.232347
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717424.4727041328,
                    5394203.153294798,
                    1554.8923474377343
                  ],
                  [
                    717424.4727041328,
                    5395761.973294798,
                    1554.8923474377343
                  ],
                  [
                    718981.5927041329,
                    5395761.973294798,
                    2054.2323474377345
                  ],
                  [
                    718981.5927041329,
                    5394203.153294798,
                    2054.2323474377345
                  ],
                  [
                    717424.4727041328,
                    5394203.153294798,
                    1554.8923474377343
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:31:32+00:00",
            "end_time": "2018-07-19T18:42:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14849879826406,
              48.54145418211815,
              886.2992830781195
            ],
            [
              -120.14771136068171,
              48.555456309239226,
              886.2992830781195
            ],
            [
              -120.12663858289241,
              48.55493191902257,
              1345.6792830781196
            ],
            [
              -120.12743181864144,
              48.540930048410154,
              1345.6792830781196
            ],
            [
              -120.14849879826406,
              48.54145418211815,
              886.2992830781195
            ]
          ]
        ]
      },
      "bbox": [
        -120.1484988,
        48.54093005,
        886.2992831,
        -120.1266386,
        48.55545631,
        1345.679283
      ],
      "properties": {
        "datetime": "2018-07-20T16:04:02Z",
        "pc:count": 43738382,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711236.1573,
            "count": 43738382,
            "maximum": 712020.165,
            "minimum": 710463.225,
            "name": "X",
            "position": 0,
            "stddev": 447.6185713,
            "variance": 200362.3854
          },
          {
            "average": 5381198.141,
            "count": 43738382,
            "maximum": 5381968.267,
            "minimum": 5380409.907,
            "name": "Y",
            "position": 1,
            "stddev": 424.8499595,
            "variance": 180497.4881
          },
          {
            "average": 1066.25458,
            "count": 43738382,
            "maximum": 1345.679283,
            "minimum": 886.2992831,
            "name": "Z",
            "position": 2,
            "stddev": 105.455024,
            "variance": 11120.7621
          },
          {
            "average": 687.2056347,
            "count": 43738382,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 481.259671,
            "variance": 231610.871
          },
          {
            "average": 1.535481742,
            "count": 43738382,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8188185916,
            "variance": 0.6704638859
          },
          {
            "average": 2.070692693,
            "count": 43738382,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.090389097,
            "variance": 1.188948382
          },
          {
            "average": 0.4967659755,
            "count": 43738382,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999895467,
            "variance": 0.2499895468
          },
          {
            "average": 0.0003077845907,
            "count": 43738382,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0175410908,
            "variance": 0.0003076898663
          },
          {
            "average": 1.329486354,
            "count": 43738382,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5260772763,
            "variance": 0.2767573006
          },
          {
            "average": -0.9929894456,
            "count": 43738382,
            "maximum": 22.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.00019472,
            "variance": 169.0050626
          },
          {
            "average": 0,
            "count": 43738382,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 470.6266545,
            "count": 43738382,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 609.8383703,
            "variance": 371902.8379
          },
          {
            "average": 216123465.2,
            "count": 43738382,
            "maximum": 216137842.7,
            "minimum": 216089526.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20610.67811,
            "variance": 424800052.2
          },
          {
            "average": 0,
            "count": 43738382,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43738382,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43738382,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43738382,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43738382,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710463.225,
          5380409.907,
          886.2992831,
          712020.165,
          5381968.267,
          1345.679283
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710463.2249846797,
                5380409.906978767,
                886.2992830781195
              ],
              [
                710463.2249846797,
                5381968.266978767,
                886.2992830781195
              ],
              [
                712020.1649846797,
                5381968.266978767,
                1345.6792830781196
              ],
              [
                712020.1649846797,
                5380409.906978767,
                1345.6792830781196
              ],
              [
                710463.2249846797,
                5380409.906978767,
                886.2992830781195
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:04:02+00:00",
        "end_time": "2018-07-20T02:38:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1484988,
            48.54093005,
            886.2992831,
            -120.1266386,
            48.55545631,
            1345.679283
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14849879826406,
                  48.54145418211815,
                  886.2992830781195
                ],
                [
                  -120.14771136068171,
                  48.555456309239226,
                  886.2992830781195
                ],
                [
                  -120.12663858289241,
                  48.55493191902257,
                  1345.6792830781196
                ],
                [
                  -120.12743181864144,
                  48.540930048410154,
                  1345.6792830781196
                ],
                [
                  -120.14849879826406,
                  48.54145418211815,
                  886.2992830781195
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:04:02Z",
            "pc:count": 43738382,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711236.1573,
                "count": 43738382,
                "maximum": 712020.165,
                "minimum": 710463.225,
                "name": "X",
                "position": 0,
                "stddev": 447.6185713,
                "variance": 200362.3854
              },
              {
                "average": 5381198.141,
                "count": 43738382,
                "maximum": 5381968.267,
                "minimum": 5380409.907,
                "name": "Y",
                "position": 1,
                "stddev": 424.8499595,
                "variance": 180497.4881
              },
              {
                "average": 1066.25458,
                "count": 43738382,
                "maximum": 1345.679283,
                "minimum": 886.2992831,
                "name": "Z",
                "position": 2,
                "stddev": 105.455024,
                "variance": 11120.7621
              },
              {
                "average": 687.2056347,
                "count": 43738382,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 481.259671,
                "variance": 231610.871
              },
              {
                "average": 1.535481742,
                "count": 43738382,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8188185916,
                "variance": 0.6704638859
              },
              {
                "average": 2.070692693,
                "count": 43738382,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.090389097,
                "variance": 1.188948382
              },
              {
                "average": 0.4967659755,
                "count": 43738382,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999895467,
                "variance": 0.2499895468
              },
              {
                "average": 0.0003077845907,
                "count": 43738382,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0175410908,
                "variance": 0.0003076898663
              },
              {
                "average": 1.329486354,
                "count": 43738382,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5260772763,
                "variance": 0.2767573006
              },
              {
                "average": -0.9929894456,
                "count": 43738382,
                "maximum": 22.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.00019472,
                "variance": 169.0050626
              },
              {
                "average": 0,
                "count": 43738382,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 470.6266545,
                "count": 43738382,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 609.8383703,
                "variance": 371902.8379
              },
              {
                "average": 216123465.2,
                "count": 43738382,
                "maximum": 216137842.7,
                "minimum": 216089526.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20610.67811,
                "variance": 424800052.2
              },
              {
                "average": 0,
                "count": 43738382,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43738382,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43738382,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43738382,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43738382,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710463.225,
              5380409.907,
              886.2992831,
              712020.165,
              5381968.267,
              1345.679283
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710463.2249846797,
                    5380409.906978767,
                    886.2992830781195
                  ],
                  [
                    710463.2249846797,
                    5381968.266978767,
                    886.2992830781195
                  ],
                  [
                    712020.1649846797,
                    5381968.266978767,
                    1345.6792830781196
                  ],
                  [
                    712020.1649846797,
                    5380409.906978767,
                    1345.6792830781196
                  ],
                  [
                    710463.2249846797,
                    5380409.906978767,
                    886.2992830781195
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:04:02+00:00",
            "end_time": "2018-07-20T02:38:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06714775907953,
              48.43356638936824,
              774.6251404059727
            ],
            [
              -120.06634094856003,
              48.44756759443564,
              774.6251404059727
            ],
            [
              -120.04531085153803,
              48.44702911383202,
              1249.5851404059727
            ],
            [
              -120.04612342528283,
              48.433028172025146,
              1249.5851404059727
            ],
            [
              -120.06714775907953,
              48.43356638936824,
              774.6251404059727
            ]
          ]
        ]
      },
      "bbox": [
        -120.0671478,
        48.43302817,
        774.6251404,
        -120.0453109,
        48.44756759,
        1249.58514
      ],
      "properties": {
        "datetime": "2018-07-20T00:17:40Z",
        "pc:count": 31450894,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717703.996,
            "count": 31450894,
            "maximum": 718484.1332,
            "minimum": 716926.9332,
            "name": "X",
            "position": 0,
            "stddev": 433.9247977,
            "variance": 188290.7301
          },
          {
            "average": 5369415.725,
            "count": 31450894,
            "maximum": 5370205.158,
            "minimum": 5368646.818,
            "name": "Y",
            "position": 1,
            "stddev": 427.7716606,
            "variance": 182988.5936
          },
          {
            "average": 994.9682296,
            "count": 31450894,
            "maximum": 1249.58514,
            "minimum": 774.6251404,
            "name": "Z",
            "position": 2,
            "stddev": 80.92449109,
            "variance": 6548.773258
          },
          {
            "average": 1164.016308,
            "count": 31450894,
            "maximum": 4095,
            "minimum": 70,
            "name": "Intensity",
            "position": 3,
            "stddev": 295.5865242,
            "variance": 87371.3933
          },
          {
            "average": 1.02480451,
            "count": 31450894,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1807045254,
            "variance": 0.03265412549
          },
          {
            "average": 1.049616014,
            "count": 31450894,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2693649721,
            "variance": 0.0725574882
          },
          {
            "average": 0.4964563487,
            "count": 31450894,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999874503,
            "variance": 0.2499874505
          },
          {
            "average": 0.0002746185848,
            "count": 31450894,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01656934453,
            "variance": 0.0002745431781
          },
          {
            "average": 1.604408352,
            "count": 31450894,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5314024958,
            "variance": 0.2823886125
          },
          {
            "average": 2.713329977,
            "count": 31450894,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.872078135,
            "variance": 97.45792671
          },
          {
            "average": 0,
            "count": 31450894,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.53812222,
            "count": 31450894,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.651047388,
            "variance": 58.53852613
          },
          {
            "average": 216077644.4,
            "count": 31450894,
            "maximum": 216081060.3,
            "minimum": 216064188.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4342.325938,
            "variance": 18855794.55
          },
          {
            "average": 0,
            "count": 31450894,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31450894,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31450894,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31450894,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31450894,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716926.9332,
          5368646.818,
          774.6251404,
          718484.1332,
          5370205.158,
          1249.58514
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716926.9332143666,
                5368646.817721504,
                774.6251404059727
              ],
              [
                716926.9332143666,
                5370205.157721504,
                774.6251404059727
              ],
              [
                718484.1332143665,
                5370205.157721504,
                1249.5851404059727
              ],
              [
                718484.1332143665,
                5368646.817721504,
                1249.5851404059727
              ],
              [
                716926.9332143666,
                5368646.817721504,
                774.6251404059727
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:17:40+00:00",
        "end_time": "2018-07-19T19:36:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0671478,
            48.43302817,
            774.6251404,
            -120.0453109,
            48.44756759,
            1249.58514
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06714775907953,
                  48.43356638936824,
                  774.6251404059727
                ],
                [
                  -120.06634094856003,
                  48.44756759443564,
                  774.6251404059727
                ],
                [
                  -120.04531085153803,
                  48.44702911383202,
                  1249.5851404059727
                ],
                [
                  -120.04612342528283,
                  48.433028172025146,
                  1249.5851404059727
                ],
                [
                  -120.06714775907953,
                  48.43356638936824,
                  774.6251404059727
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:17:40Z",
            "pc:count": 31450894,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717703.996,
                "count": 31450894,
                "maximum": 718484.1332,
                "minimum": 716926.9332,
                "name": "X",
                "position": 0,
                "stddev": 433.9247977,
                "variance": 188290.7301
              },
              {
                "average": 5369415.725,
                "count": 31450894,
                "maximum": 5370205.158,
                "minimum": 5368646.818,
                "name": "Y",
                "position": 1,
                "stddev": 427.7716606,
                "variance": 182988.5936
              },
              {
                "average": 994.9682296,
                "count": 31450894,
                "maximum": 1249.58514,
                "minimum": 774.6251404,
                "name": "Z",
                "position": 2,
                "stddev": 80.92449109,
                "variance": 6548.773258
              },
              {
                "average": 1164.016308,
                "count": 31450894,
                "maximum": 4095,
                "minimum": 70,
                "name": "Intensity",
                "position": 3,
                "stddev": 295.5865242,
                "variance": 87371.3933
              },
              {
                "average": 1.02480451,
                "count": 31450894,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1807045254,
                "variance": 0.03265412549
              },
              {
                "average": 1.049616014,
                "count": 31450894,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2693649721,
                "variance": 0.0725574882
              },
              {
                "average": 0.4964563487,
                "count": 31450894,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999874503,
                "variance": 0.2499874505
              },
              {
                "average": 0.0002746185848,
                "count": 31450894,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01656934453,
                "variance": 0.0002745431781
              },
              {
                "average": 1.604408352,
                "count": 31450894,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5314024958,
                "variance": 0.2823886125
              },
              {
                "average": 2.713329977,
                "count": 31450894,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.872078135,
                "variance": 97.45792671
              },
              {
                "average": 0,
                "count": 31450894,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.53812222,
                "count": 31450894,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.651047388,
                "variance": 58.53852613
              },
              {
                "average": 216077644.4,
                "count": 31450894,
                "maximum": 216081060.3,
                "minimum": 216064188.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4342.325938,
                "variance": 18855794.55
              },
              {
                "average": 0,
                "count": 31450894,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31450894,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31450894,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31450894,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31450894,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716926.9332,
              5368646.818,
              774.6251404,
              718484.1332,
              5370205.158,
              1249.58514
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716926.9332143666,
                    5368646.817721504,
                    774.6251404059727
                  ],
                  [
                    716926.9332143666,
                    5370205.157721504,
                    774.6251404059727
                  ],
                  [
                    718484.1332143665,
                    5370205.157721504,
                    1249.5851404059727
                  ],
                  [
                    718484.1332143665,
                    5368646.817721504,
                    1249.5851404059727
                  ],
                  [
                    716926.9332143666,
                    5368646.817721504,
                    774.6251404059727
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:17:40+00:00",
            "end_time": "2018-07-19T19:36:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1626808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.97438304395908,
              48.70349102690781,
              2052.7043625000074
            ],
            [
              -119.97415682190788,
              48.70726123118857,
              2052.7043625000074
            ],
            [
              -119.96465056266713,
              48.70701095569736,
              2149.3043625000078
            ],
            [
              -119.96487749278069,
              48.70324078440972,
              2149.3043625000078
            ],
            [
              -119.97438304395908,
              48.70349102690781,
              2052.7043625000074
            ]
          ]
        ]
      },
      "bbox": [
        -119.974383,
        48.70324078,
        2052.704363,
        -119.9646506,
        48.70726123,
        2149.304363
      ],
      "properties": {
        "datetime": "2018-07-19T17:01:39Z",
        "pc:count": 2121445,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722970.4436,
            "count": 2121445,
            "maximum": 723299.0217,
            "minimum": 722598.6617,
            "name": "X",
            "position": 0,
            "stddev": 198.2430805,
            "variance": 39300.31896
          },
          {
            "average": 5399089.218,
            "count": 2121445,
            "maximum": 5399332.45,
            "minimum": 5398912.77,
            "name": "Y",
            "position": 1,
            "stddev": 92.48905337,
            "variance": 8554.224994
          },
          {
            "average": 2097.926781,
            "count": 2121445,
            "maximum": 2149.304363,
            "minimum": 2052.704363,
            "name": "Z",
            "position": 2,
            "stddev": 18.20876459,
            "variance": 331.5591079
          },
          {
            "average": 2125.92418,
            "count": 2121445,
            "maximum": 4095,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 799.9518137,
            "variance": 639922.9043
          },
          {
            "average": 1.170722786,
            "count": 2121445,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5059975575,
            "variance": 0.2560335282
          },
          {
            "average": 1.341921662,
            "count": 2121445,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7543700436,
            "variance": 0.5690741627
          },
          {
            "average": 0.4969857809,
            "count": 2121445,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999910322,
            "variance": 0.2499910323
          },
          {
            "average": 0.0001597967423,
            "count": 2121445,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01264006656,
            "variance": 0.0001597712826
          },
          {
            "average": 1.674646291,
            "count": 2121445,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.491682361,
            "variance": 0.2417515441
          },
          {
            "average": 9.556125672,
            "count": 2121445,
            "maximum": 22.00200081,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.716294254,
            "variance": 59.54119702
          },
          {
            "average": 0,
            "count": 2121445,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 25.52992984,
            "count": 2121445,
            "maximum": 26,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4991035187,
            "variance": 0.2491043224
          },
          {
            "average": 216054795.4,
            "count": 2121445,
            "maximum": 216054899.6,
            "minimum": 216054678.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 107.7861997,
            "variance": 11617.86485
          },
          {
            "average": 0,
            "count": 2121445,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121445,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121445,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121445,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121445,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722598.6617,
          5398912.77,
          2052.704363,
          723299.0217,
          5399332.45,
          2149.304363
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722598.6617325745,
                5398912.7695340365,
                2052.7043625000074
              ],
              [
                722598.6617325745,
                5399332.449534036,
                2052.7043625000074
              ],
              [
                723299.0217325746,
                5399332.449534036,
                2149.3043625000078
              ],
              [
                723299.0217325746,
                5398912.7695340365,
                2149.3043625000078
              ],
              [
                722598.6617325745,
                5398912.7695340365,
                2052.7043625000074
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:01:39+00:00",
        "end_time": "2018-07-19T16:57:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1626808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1626808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1626808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1626808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.974383,
            48.70324078,
            2052.704363,
            -119.9646506,
            48.70726123,
            2149.304363
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.97438304395908,
                  48.70349102690781,
                  2052.7043625000074
                ],
                [
                  -119.97415682190788,
                  48.70726123118857,
                  2052.7043625000074
                ],
                [
                  -119.96465056266713,
                  48.70701095569736,
                  2149.3043625000078
                ],
                [
                  -119.96487749278069,
                  48.70324078440972,
                  2149.3043625000078
                ],
                [
                  -119.97438304395908,
                  48.70349102690781,
                  2052.7043625000074
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1626808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1626808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:01:39Z",
            "pc:count": 2121445,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722970.4436,
                "count": 2121445,
                "maximum": 723299.0217,
                "minimum": 722598.6617,
                "name": "X",
                "position": 0,
                "stddev": 198.2430805,
                "variance": 39300.31896
              },
              {
                "average": 5399089.218,
                "count": 2121445,
                "maximum": 5399332.45,
                "minimum": 5398912.77,
                "name": "Y",
                "position": 1,
                "stddev": 92.48905337,
                "variance": 8554.224994
              },
              {
                "average": 2097.926781,
                "count": 2121445,
                "maximum": 2149.304363,
                "minimum": 2052.704363,
                "name": "Z",
                "position": 2,
                "stddev": 18.20876459,
                "variance": 331.5591079
              },
              {
                "average": 2125.92418,
                "count": 2121445,
                "maximum": 4095,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 799.9518137,
                "variance": 639922.9043
              },
              {
                "average": 1.170722786,
                "count": 2121445,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5059975575,
                "variance": 0.2560335282
              },
              {
                "average": 1.341921662,
                "count": 2121445,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7543700436,
                "variance": 0.5690741627
              },
              {
                "average": 0.4969857809,
                "count": 2121445,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999910322,
                "variance": 0.2499910323
              },
              {
                "average": 0.0001597967423,
                "count": 2121445,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01264006656,
                "variance": 0.0001597712826
              },
              {
                "average": 1.674646291,
                "count": 2121445,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.491682361,
                "variance": 0.2417515441
              },
              {
                "average": 9.556125672,
                "count": 2121445,
                "maximum": 22.00200081,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.716294254,
                "variance": 59.54119702
              },
              {
                "average": 0,
                "count": 2121445,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 25.52992984,
                "count": 2121445,
                "maximum": 26,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4991035187,
                "variance": 0.2491043224
              },
              {
                "average": 216054795.4,
                "count": 2121445,
                "maximum": 216054899.6,
                "minimum": 216054678.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 107.7861997,
                "variance": 11617.86485
              },
              {
                "average": 0,
                "count": 2121445,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121445,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121445,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121445,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121445,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722598.6617,
              5398912.77,
              2052.704363,
              723299.0217,
              5399332.45,
              2149.304363
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722598.6617325745,
                    5398912.7695340365,
                    2052.7043625000074
                  ],
                  [
                    722598.6617325745,
                    5399332.449534036,
                    2052.7043625000074
                  ],
                  [
                    723299.0217325746,
                    5399332.449534036,
                    2149.3043625000078
                  ],
                  [
                    723299.0217325746,
                    5398912.7695340365,
                    2149.3043625000078
                  ],
                  [
                    722598.6617325745,
                    5398912.7695340365,
                    2052.7043625000074
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:01:39+00:00",
            "end_time": "2018-07-19T16:57:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94562393319825,
              48.37959644838304,
              1104.410969547225
            ],
            [
              -119.9447853026178,
              48.39359640962783,
              1104.410969547225
            ],
            [
              -119.92377710515746,
              48.3930361108235,
              1668.510969547225
            ],
            [
              -119.92462148021465,
              48.37903642341902,
              1668.510969547225
            ],
            [
              -119.94562393319825,
              48.37959644838304,
              1104.410969547225
            ]
          ]
        ]
      },
      "bbox": [
        -119.9456239,
        48.37903642,
        1104.41097,
        -119.9237771,
        48.39359641,
        1668.51097
      ],
      "properties": {
        "datetime": "2018-07-19T16:20:29Z",
        "pc:count": 30079265,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726928.1776,
            "count": 30079265,
            "maximum": 727711.1437,
            "minimum": 726153.7437,
            "name": "X",
            "position": 0,
            "stddev": 419.475282,
            "variance": 175959.5122
          },
          {
            "average": 5363808.81,
            "count": 30079265,
            "maximum": 5364558.878,
            "minimum": 5363000.518,
            "name": "Y",
            "position": 1,
            "stddev": 436.2347799,
            "variance": 190300.7832
          },
          {
            "average": 1364.491887,
            "count": 30079265,
            "maximum": 1668.51097,
            "minimum": 1104.41097,
            "name": "Z",
            "position": 2,
            "stddev": 133.1331894,
            "variance": 17724.44613
          },
          {
            "average": 957.3889768,
            "count": 30079265,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 325.1361312,
            "variance": 105713.5038
          },
          {
            "average": 1.227743298,
            "count": 30079265,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5385847221,
            "variance": 0.2900735029
          },
          {
            "average": 1.45557925,
            "count": 30079265,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7685816613,
            "variance": 0.59071777
          },
          {
            "average": 0.4977287843,
            "count": 30079265,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999948499,
            "variance": 0.2499948499
          },
          {
            "average": 0.00021503185,
            "count": 30079265,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01466238788,
            "variance": 0.0002149856185
          },
          {
            "average": 1.480460277,
            "count": 30079265,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5837192956,
            "variance": 0.3407282161
          },
          {
            "average": -1.391276072,
            "count": 30079265,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.037408914,
            "variance": 81.67475988
          },
          {
            "average": 0,
            "count": 30079265,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.6331176,
            "count": 30079265,
            "maximum": 22,
            "minimum": 8,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.015008963,
            "variance": 36.18033283
          },
          {
            "average": 216050268.3,
            "count": 30079265,
            "maximum": 216052429,
            "minimum": 216048511.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1717.538714,
            "variance": 2949939.234
          },
          {
            "average": 0,
            "count": 30079265,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30079265,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30079265,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30079265,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30079265,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726153.7437,
          5363000.518,
          1104.41097,
          727711.1437,
          5364558.878,
          1668.51097
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726153.7436766153,
                5363000.518358648,
                1104.410969547225
              ],
              [
                726153.7436766153,
                5364558.878358647,
                1104.410969547225
              ],
              [
                727711.1436766152,
                5364558.878358647,
                1668.510969547225
              ],
              [
                727711.1436766152,
                5363000.518358648,
                1668.510969547225
              ],
              [
                726153.7436766153,
                5363000.518358648,
                1104.410969547225
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:20:29+00:00",
        "end_time": "2018-07-19T15:15:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9456239,
            48.37903642,
            1104.41097,
            -119.9237771,
            48.39359641,
            1668.51097
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94562393319825,
                  48.37959644838304,
                  1104.410969547225
                ],
                [
                  -119.9447853026178,
                  48.39359640962783,
                  1104.410969547225
                ],
                [
                  -119.92377710515746,
                  48.3930361108235,
                  1668.510969547225
                ],
                [
                  -119.92462148021465,
                  48.37903642341902,
                  1668.510969547225
                ],
                [
                  -119.94562393319825,
                  48.37959644838304,
                  1104.410969547225
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:20:29Z",
            "pc:count": 30079265,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726928.1776,
                "count": 30079265,
                "maximum": 727711.1437,
                "minimum": 726153.7437,
                "name": "X",
                "position": 0,
                "stddev": 419.475282,
                "variance": 175959.5122
              },
              {
                "average": 5363808.81,
                "count": 30079265,
                "maximum": 5364558.878,
                "minimum": 5363000.518,
                "name": "Y",
                "position": 1,
                "stddev": 436.2347799,
                "variance": 190300.7832
              },
              {
                "average": 1364.491887,
                "count": 30079265,
                "maximum": 1668.51097,
                "minimum": 1104.41097,
                "name": "Z",
                "position": 2,
                "stddev": 133.1331894,
                "variance": 17724.44613
              },
              {
                "average": 957.3889768,
                "count": 30079265,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 325.1361312,
                "variance": 105713.5038
              },
              {
                "average": 1.227743298,
                "count": 30079265,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5385847221,
                "variance": 0.2900735029
              },
              {
                "average": 1.45557925,
                "count": 30079265,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7685816613,
                "variance": 0.59071777
              },
              {
                "average": 0.4977287843,
                "count": 30079265,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999948499,
                "variance": 0.2499948499
              },
              {
                "average": 0.00021503185,
                "count": 30079265,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01466238788,
                "variance": 0.0002149856185
              },
              {
                "average": 1.480460277,
                "count": 30079265,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5837192956,
                "variance": 0.3407282161
              },
              {
                "average": -1.391276072,
                "count": 30079265,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.037408914,
                "variance": 81.67475988
              },
              {
                "average": 0,
                "count": 30079265,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.6331176,
                "count": 30079265,
                "maximum": 22,
                "minimum": 8,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.015008963,
                "variance": 36.18033283
              },
              {
                "average": 216050268.3,
                "count": 30079265,
                "maximum": 216052429,
                "minimum": 216048511.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1717.538714,
                "variance": 2949939.234
              },
              {
                "average": 0,
                "count": 30079265,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30079265,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30079265,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30079265,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30079265,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726153.7437,
              5363000.518,
              1104.41097,
              727711.1437,
              5364558.878,
              1668.51097
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726153.7436766153,
                    5363000.518358648,
                    1104.410969547225
                  ],
                  [
                    726153.7436766153,
                    5364558.878358647,
                    1104.410969547225
                  ],
                  [
                    727711.1436766152,
                    5364558.878358647,
                    1668.510969547225
                  ],
                  [
                    727711.1436766152,
                    5363000.518358648,
                    1668.510969547225
                  ],
                  [
                    726153.7436766153,
                    5363000.518358648,
                    1104.410969547225
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:20:29+00:00",
            "end_time": "2018-07-19T15:15:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98411060266291,
              48.690003999251346,
              1887.266124302754
            ],
            [
              -119.98327603191902,
              48.70396058054835,
              1887.266124302754
            ],
            [
              -119.96406087046529,
              48.70345539965844,
              2117.286124302754
            ],
            [
              -119.96490073720258,
              48.68949906483472,
              2117.286124302754
            ],
            [
              -119.98411060266291,
              48.690003999251346,
              1887.266124302754
            ]
          ]
        ]
      },
      "bbox": [
        -119.9841106,
        48.68949906,
        1887.266124,
        -119.9640609,
        48.70396058,
        2117.286124
      ],
      "properties": {
        "datetime": "2018-07-19T17:30:43Z",
        "pc:count": 17391492,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722802.4208,
            "count": 17391492,
            "maximum": 723358.1443,
            "minimum": 721942.4043,
            "name": "X",
            "position": 0,
            "stddev": 325.4595516,
            "variance": 105923.9197
          },
          {
            "average": 5398030.585,
            "count": 17391492,
            "maximum": 5398939.015,
            "minimum": 5397385.455,
            "name": "Y",
            "position": 1,
            "stddev": 436.2344155,
            "variance": 190300.4653
          },
          {
            "average": 1979.220135,
            "count": 17391492,
            "maximum": 2117.286124,
            "minimum": 1887.266124,
            "name": "Z",
            "position": 2,
            "stddev": 41.61232247,
            "variance": 1731.585381
          },
          {
            "average": 1850.751604,
            "count": 17391492,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 738.7241696,
            "variance": 545713.3988
          },
          {
            "average": 1.155503507,
            "count": 17391492,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4533940693,
            "variance": 0.2055661821
          },
          {
            "average": 1.310957737,
            "count": 17391492,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6610318374,
            "variance": 0.4369630901
          },
          {
            "average": 0.496753355,
            "count": 17391492,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999894736,
            "variance": 0.2499894737
          },
          {
            "average": 0.0002600121945,
            "count": 17391492,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01612279762,
            "variance": 0.0002599446031
          },
          {
            "average": 1.523250277,
            "count": 17391492,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5195790016,
            "variance": 0.2699623389
          },
          {
            "average": 1.830863467,
            "count": 17391492,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.29641126,
            "variance": 176.7945525
          },
          {
            "average": 0,
            "count": 17391492,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.3478479,
            "count": 17391492,
            "maximum": 29,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.341982481,
            "variance": 1.800916978
          },
          {
            "average": 216055289.9,
            "count": 17391492,
            "maximum": 216056643.7,
            "minimum": 216053240,
            "name": "GpsTime",
            "position": 12,
            "stddev": 786.5472484,
            "variance": 618656.574
          },
          {
            "average": 0,
            "count": 17391492,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17391492,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17391492,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17391492,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17391492,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721942.4043,
          5397385.455,
          1887.266124,
          723358.1443,
          5398939.015,
          2117.286124
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721942.4043359521,
                5397385.4551523635,
                1887.266124302754
              ],
              [
                721942.4043359521,
                5398939.015152364,
                1887.266124302754
              ],
              [
                723358.1443359521,
                5398939.015152364,
                2117.286124302754
              ],
              [
                723358.1443359521,
                5397385.4551523635,
                2117.286124302754
              ],
              [
                721942.4043359521,
                5397385.4551523635,
                1887.266124302754
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:30:43+00:00",
        "end_time": "2018-07-19T16:34:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9841106,
            48.68949906,
            1887.266124,
            -119.9640609,
            48.70396058,
            2117.286124
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98411060266291,
                  48.690003999251346,
                  1887.266124302754
                ],
                [
                  -119.98327603191902,
                  48.70396058054835,
                  1887.266124302754
                ],
                [
                  -119.96406087046529,
                  48.70345539965844,
                  2117.286124302754
                ],
                [
                  -119.96490073720258,
                  48.68949906483472,
                  2117.286124302754
                ],
                [
                  -119.98411060266291,
                  48.690003999251346,
                  1887.266124302754
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:30:43Z",
            "pc:count": 17391492,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722802.4208,
                "count": 17391492,
                "maximum": 723358.1443,
                "minimum": 721942.4043,
                "name": "X",
                "position": 0,
                "stddev": 325.4595516,
                "variance": 105923.9197
              },
              {
                "average": 5398030.585,
                "count": 17391492,
                "maximum": 5398939.015,
                "minimum": 5397385.455,
                "name": "Y",
                "position": 1,
                "stddev": 436.2344155,
                "variance": 190300.4653
              },
              {
                "average": 1979.220135,
                "count": 17391492,
                "maximum": 2117.286124,
                "minimum": 1887.266124,
                "name": "Z",
                "position": 2,
                "stddev": 41.61232247,
                "variance": 1731.585381
              },
              {
                "average": 1850.751604,
                "count": 17391492,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 738.7241696,
                "variance": 545713.3988
              },
              {
                "average": 1.155503507,
                "count": 17391492,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4533940693,
                "variance": 0.2055661821
              },
              {
                "average": 1.310957737,
                "count": 17391492,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6610318374,
                "variance": 0.4369630901
              },
              {
                "average": 0.496753355,
                "count": 17391492,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999894736,
                "variance": 0.2499894737
              },
              {
                "average": 0.0002600121945,
                "count": 17391492,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01612279762,
                "variance": 0.0002599446031
              },
              {
                "average": 1.523250277,
                "count": 17391492,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5195790016,
                "variance": 0.2699623389
              },
              {
                "average": 1.830863467,
                "count": 17391492,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.29641126,
                "variance": 176.7945525
              },
              {
                "average": 0,
                "count": 17391492,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.3478479,
                "count": 17391492,
                "maximum": 29,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.341982481,
                "variance": 1.800916978
              },
              {
                "average": 216055289.9,
                "count": 17391492,
                "maximum": 216056643.7,
                "minimum": 216053240,
                "name": "GpsTime",
                "position": 12,
                "stddev": 786.5472484,
                "variance": 618656.574
              },
              {
                "average": 0,
                "count": 17391492,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17391492,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17391492,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17391492,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17391492,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721942.4043,
              5397385.455,
              1887.266124,
              723358.1443,
              5398939.015,
              2117.286124
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721942.4043359521,
                    5397385.4551523635,
                    1887.266124302754
                  ],
                  [
                    721942.4043359521,
                    5398939.015152364,
                    1887.266124302754
                  ],
                  [
                    723358.1443359521,
                    5398939.015152364,
                    2117.286124302754
                  ],
                  [
                    723358.1443359521,
                    5397385.4551523635,
                    2117.286124302754
                  ],
                  [
                    721942.4043359521,
                    5397385.4551523635,
                    1887.266124302754
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:30:43+00:00",
            "end_time": "2018-07-19T16:34:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08743252228167,
              48.44704777073388,
              842.2592100403533
            ],
            [
              -120.08663089756924,
              48.461049376033486,
              842.2592100403533
            ],
            [
              -120.0655953895051,
              48.4605145061517,
              1323.1192100403534
            ],
            [
              -120.06640278204324,
              48.44651316236991,
              1323.1192100403534
            ],
            [
              -120.08743252228167,
              48.44704777073388,
              842.2592100403533
            ]
          ]
        ]
      },
      "bbox": [
        -120.0874325,
        48.44651316,
        842.25921,
        -120.0655954,
        48.46104938,
        1323.11921
      ],
      "properties": {
        "datetime": "2018-07-20T01:14:53Z",
        "pc:count": 37972674,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716149.0494,
            "count": 37972674,
            "maximum": 716926.8555,
            "minimum": 715369.6955,
            "name": "X",
            "position": 0,
            "stddev": 425.6762646,
            "variance": 181200.2823
          },
          {
            "average": 5370861.469,
            "count": 37972674,
            "maximum": 5371646.156,
            "minimum": 5370087.796,
            "name": "Y",
            "position": 1,
            "stddev": 434.2793763,
            "variance": 188598.5767
          },
          {
            "average": 991.2953024,
            "count": 37972674,
            "maximum": 1323.11921,
            "minimum": 842.25921,
            "name": "Z",
            "position": 2,
            "stddev": 101.6848744,
            "variance": 10339.81368
          },
          {
            "average": 1044.683735,
            "count": 37972674,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 361.0059687,
            "variance": 130325.3094
          },
          {
            "average": 1.073906252,
            "count": 37972674,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3167525991,
            "variance": 0.100332209
          },
          {
            "average": 1.14781914,
            "count": 37972674,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4707924749,
            "variance": 0.2216455545
          },
          {
            "average": 0.4964180294,
            "count": 37972674,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871759,
            "variance": 0.2499871761
          },
          {
            "average": 0.0002669551267,
            "count": 37972674,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01633658069,
            "variance": 0.0002668838687
          },
          {
            "average": 1.489213191,
            "count": 37972674,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5385128377,
            "variance": 0.2899960764
          },
          {
            "average": -0.2144721098,
            "count": 37972674,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.5142019,
            "variance": 110.5484415
          },
          {
            "average": 0,
            "count": 37972674,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.5468681,
            "count": 37972674,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.389318448,
            "variance": 5.708842646
          },
          {
            "average": 216082200.3,
            "count": 37972674,
            "maximum": 216084493.9,
            "minimum": 216079666.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1385.036113,
            "variance": 1918325.034
          },
          {
            "average": 0,
            "count": 37972674,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37972674,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37972674,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37972674,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37972674,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715369.6955,
          5370087.796,
          842.25921,
          716926.8555,
          5371646.156,
          1323.11921
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715369.6955138005,
                5370087.795838525,
                842.2592100403533
              ],
              [
                715369.6955138005,
                5371646.155838524,
                842.2592100403533
              ],
              [
                716926.8555138004,
                5371646.155838524,
                1323.1192100403534
              ],
              [
                716926.8555138004,
                5370087.795838525,
                1323.1192100403534
              ],
              [
                715369.6955138005,
                5370087.795838525,
                842.2592100403533
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:14:53+00:00",
        "end_time": "2018-07-19T23:54:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0874325,
            48.44651316,
            842.25921,
            -120.0655954,
            48.46104938,
            1323.11921
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08743252228167,
                  48.44704777073388,
                  842.2592100403533
                ],
                [
                  -120.08663089756924,
                  48.461049376033486,
                  842.2592100403533
                ],
                [
                  -120.0655953895051,
                  48.4605145061517,
                  1323.1192100403534
                ],
                [
                  -120.06640278204324,
                  48.44651316236991,
                  1323.1192100403534
                ],
                [
                  -120.08743252228167,
                  48.44704777073388,
                  842.2592100403533
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:14:53Z",
            "pc:count": 37972674,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716149.0494,
                "count": 37972674,
                "maximum": 716926.8555,
                "minimum": 715369.6955,
                "name": "X",
                "position": 0,
                "stddev": 425.6762646,
                "variance": 181200.2823
              },
              {
                "average": 5370861.469,
                "count": 37972674,
                "maximum": 5371646.156,
                "minimum": 5370087.796,
                "name": "Y",
                "position": 1,
                "stddev": 434.2793763,
                "variance": 188598.5767
              },
              {
                "average": 991.2953024,
                "count": 37972674,
                "maximum": 1323.11921,
                "minimum": 842.25921,
                "name": "Z",
                "position": 2,
                "stddev": 101.6848744,
                "variance": 10339.81368
              },
              {
                "average": 1044.683735,
                "count": 37972674,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 361.0059687,
                "variance": 130325.3094
              },
              {
                "average": 1.073906252,
                "count": 37972674,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3167525991,
                "variance": 0.100332209
              },
              {
                "average": 1.14781914,
                "count": 37972674,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4707924749,
                "variance": 0.2216455545
              },
              {
                "average": 0.4964180294,
                "count": 37972674,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871759,
                "variance": 0.2499871761
              },
              {
                "average": 0.0002669551267,
                "count": 37972674,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01633658069,
                "variance": 0.0002668838687
              },
              {
                "average": 1.489213191,
                "count": 37972674,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5385128377,
                "variance": 0.2899960764
              },
              {
                "average": -0.2144721098,
                "count": 37972674,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.5142019,
                "variance": 110.5484415
              },
              {
                "average": 0,
                "count": 37972674,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.5468681,
                "count": 37972674,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.389318448,
                "variance": 5.708842646
              },
              {
                "average": 216082200.3,
                "count": 37972674,
                "maximum": 216084493.9,
                "minimum": 216079666.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1385.036113,
                "variance": 1918325.034
              },
              {
                "average": 0,
                "count": 37972674,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37972674,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37972674,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37972674,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37972674,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715369.6955,
              5370087.796,
              842.25921,
              716926.8555,
              5371646.156,
              1323.11921
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715369.6955138005,
                    5370087.795838525,
                    842.2592100403533
                  ],
                  [
                    715369.6955138005,
                    5371646.155838524,
                    842.2592100403533
                  ],
                  [
                    716926.8555138004,
                    5371646.155838524,
                    1323.1192100403534
                  ],
                  [
                    716926.8555138004,
                    5370087.795838525,
                    1323.1192100403534
                  ],
                  [
                    715369.6955138005,
                    5370087.795838525,
                    842.2592100403533
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:14:53+00:00",
            "end_time": "2018-07-19T23:54:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06735235088748,
              48.5955105430572,
              1128.2745805592936
            ],
            [
              -120.0665409119911,
              48.609512792607966,
              1128.2745805592936
            ],
            [
              -120.04544690146263,
              48.60897309435375,
              1758.5145805592933
            ],
            [
              -120.04626415466002,
              48.594971108865195,
              1758.5145805592933
            ],
            [
              -120.06735235088748,
              48.5955105430572,
              1128.2745805592936
            ]
          ]
        ]
      },
      "bbox": [
        -120.0673524,
        48.59497111,
        1128.274581,
        -120.0454469,
        48.60951279,
        1758.514581
      ],
      "properties": {
        "datetime": "2018-07-20T00:12:15Z",
        "pc:count": 49953915,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717026.0597,
            "count": 49953915,
            "maximum": 717778.0455,
            "minimum": 716221.0855,
            "name": "X",
            "position": 0,
            "stddev": 440.4085889,
            "variance": 193959.7252
          },
          {
            "average": 5387378.121,
            "count": 49953915,
            "maximum": 5388202.905,
            "minimum": 5386644.405,
            "name": "Y",
            "position": 1,
            "stddev": 424.0812053,
            "variance": 179844.8687
          },
          {
            "average": 1452.736939,
            "count": 49953915,
            "maximum": 1758.514581,
            "minimum": 1128.274581,
            "name": "Z",
            "position": 2,
            "stddev": 140.9927393,
            "variance": 19878.95254
          },
          {
            "average": 692.5781066,
            "count": 49953915,
            "maximum": 4095,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 452.4637427,
            "variance": 204723.4384
          },
          {
            "average": 1.513599425,
            "count": 49953915,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7934655283,
            "variance": 0.6295875445
          },
          {
            "average": 2.027218627,
            "count": 49953915,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.054206585,
            "variance": 1.111351524
          },
          {
            "average": 0.4958143121,
            "count": 49953915,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999824847,
            "variance": 0.249982485
          },
          {
            "average": 0.0002860636649,
            "count": 49953915,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01691099755,
            "variance": 0.0002859818382
          },
          {
            "average": 1.271745988,
            "count": 49953915,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5143386991,
            "variance": 0.2645442974
          },
          {
            "average": 3.573451779,
            "count": 49953915,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.12871564,
            "variance": 147.105743
          },
          {
            "average": 0,
            "count": 49953915,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.17185958,
            "count": 49953915,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.623125503,
            "variance": 58.11204244
          },
          {
            "average": 216077542.8,
            "count": 49953915,
            "maximum": 216080735.4,
            "minimum": 216064465.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4281.376002,
            "variance": 18330180.47
          },
          {
            "average": 0,
            "count": 49953915,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49953915,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49953915,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49953915,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49953915,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716221.0855,
          5386644.405,
          1128.274581,
          717778.0455,
          5388202.905,
          1758.514581
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716221.0855137999,
                5386644.405146351,
                1128.2745805592936
              ],
              [
                716221.0855137999,
                5388202.905146351,
                1128.2745805592936
              ],
              [
                717778.0455137999,
                5388202.905146351,
                1758.5145805592933
              ],
              [
                717778.0455137999,
                5386644.405146351,
                1758.5145805592933
              ],
              [
                716221.0855137999,
                5386644.405146351,
                1128.2745805592936
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:12:15+00:00",
        "end_time": "2018-07-19T19:41:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0673524,
            48.59497111,
            1128.274581,
            -120.0454469,
            48.60951279,
            1758.514581
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06735235088748,
                  48.5955105430572,
                  1128.2745805592936
                ],
                [
                  -120.0665409119911,
                  48.609512792607966,
                  1128.2745805592936
                ],
                [
                  -120.04544690146263,
                  48.60897309435375,
                  1758.5145805592933
                ],
                [
                  -120.04626415466002,
                  48.594971108865195,
                  1758.5145805592933
                ],
                [
                  -120.06735235088748,
                  48.5955105430572,
                  1128.2745805592936
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:12:15Z",
            "pc:count": 49953915,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717026.0597,
                "count": 49953915,
                "maximum": 717778.0455,
                "minimum": 716221.0855,
                "name": "X",
                "position": 0,
                "stddev": 440.4085889,
                "variance": 193959.7252
              },
              {
                "average": 5387378.121,
                "count": 49953915,
                "maximum": 5388202.905,
                "minimum": 5386644.405,
                "name": "Y",
                "position": 1,
                "stddev": 424.0812053,
                "variance": 179844.8687
              },
              {
                "average": 1452.736939,
                "count": 49953915,
                "maximum": 1758.514581,
                "minimum": 1128.274581,
                "name": "Z",
                "position": 2,
                "stddev": 140.9927393,
                "variance": 19878.95254
              },
              {
                "average": 692.5781066,
                "count": 49953915,
                "maximum": 4095,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 452.4637427,
                "variance": 204723.4384
              },
              {
                "average": 1.513599425,
                "count": 49953915,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7934655283,
                "variance": 0.6295875445
              },
              {
                "average": 2.027218627,
                "count": 49953915,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.054206585,
                "variance": 1.111351524
              },
              {
                "average": 0.4958143121,
                "count": 49953915,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999824847,
                "variance": 0.249982485
              },
              {
                "average": 0.0002860636649,
                "count": 49953915,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01691099755,
                "variance": 0.0002859818382
              },
              {
                "average": 1.271745988,
                "count": 49953915,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5143386991,
                "variance": 0.2645442974
              },
              {
                "average": 3.573451779,
                "count": 49953915,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.12871564,
                "variance": 147.105743
              },
              {
                "average": 0,
                "count": 49953915,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.17185958,
                "count": 49953915,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.623125503,
                "variance": 58.11204244
              },
              {
                "average": 216077542.8,
                "count": 49953915,
                "maximum": 216080735.4,
                "minimum": 216064465.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4281.376002,
                "variance": 18330180.47
              },
              {
                "average": 0,
                "count": 49953915,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49953915,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49953915,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49953915,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49953915,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716221.0855,
              5386644.405,
              1128.274581,
              717778.0455,
              5388202.905,
              1758.514581
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716221.0855137999,
                    5386644.405146351,
                    1128.2745805592936
                  ],
                  [
                    716221.0855137999,
                    5388202.905146351,
                    1128.2745805592936
                  ],
                  [
                    717778.0455137999,
                    5388202.905146351,
                    1758.5145805592933
                  ],
                  [
                    717778.0455137999,
                    5386644.405146351,
                    1758.5145805592933
                  ],
                  [
                    716221.0855137999,
                    5386644.405146351,
                    1128.2745805592936
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:12:15+00:00",
            "end_time": "2018-07-19T19:41:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06718153862316,
              48.46055595703738,
              1228.8314586781296
            ],
            [
              -120.06638757580602,
              48.47432133973014,
              1228.8314586781296
            ],
            [
              -120.04536425968219,
              48.47378310461585,
              1754.3314586781296
            ],
            [
              -120.04616389221265,
              48.46001798066236,
              1754.3314586781296
            ],
            [
              -120.06718153862316,
              48.46055595703738,
              1228.8314586781296
            ]
          ]
        ]
      },
      "bbox": [
        -120.0671815,
        48.46001798,
        1228.831459,
        -120.0453643,
        48.47432134,
        1754.331459
      ],
      "properties": {
        "datetime": "2018-07-20T00:16:46Z",
        "pc:count": 30750402,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717454.2927,
            "count": 30750402,
            "maximum": 718365.3145,
            "minimum": 716809.4345,
            "name": "X",
            "position": 0,
            "stddev": 384.1146894,
            "variance": 147544.0946
          },
          {
            "average": 5372356.033,
            "count": 30750402,
            "maximum": 5373178.365,
            "minimum": 5371646.265,
            "name": "Y",
            "position": 1,
            "stddev": 423.4428779,
            "variance": 179303.8709
          },
          {
            "average": 1570.658065,
            "count": 30750402,
            "maximum": 1754.331459,
            "minimum": 1228.831459,
            "name": "Z",
            "position": 2,
            "stddev": 101.8461945,
            "variance": 10372.64734
          },
          {
            "average": 890.7525014,
            "count": 30750402,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 502.8340195,
            "variance": 252842.0512
          },
          {
            "average": 1.281057139,
            "count": 30750402,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6462036856,
            "variance": 0.4175792033
          },
          {
            "average": 1.562257625,
            "count": 30750402,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9448671017,
            "variance": 0.8927738398
          },
          {
            "average": 0.4964925987,
            "count": 30750402,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999877061,
            "variance": 0.2499877063
          },
          {
            "average": 0.0002747931555,
            "count": 30750402,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01657460869,
            "variance": 0.0002747176532
          },
          {
            "average": 1.44439702,
            "count": 30750402,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.557691322,
            "variance": 0.3110196106
          },
          {
            "average": 1.226354093,
            "count": 30750402,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.33155122,
            "variance": 177.7302579
          },
          {
            "average": 0,
            "count": 30750402,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.96662619,
            "count": 30750402,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.098929364,
            "variance": 25.99908066
          },
          {
            "average": 216078610.8,
            "count": 30750402,
            "maximum": 216081006.9,
            "minimum": 216064235.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2934.270448,
            "variance": 8609943.062
          },
          {
            "average": 0,
            "count": 30750402,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30750402,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30750402,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30750402,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30750402,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716809.4345,
          5371646.265,
          1228.831459,
          718365.3145,
          5373178.365,
          1754.331459
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716809.4345431216,
                5371646.265359222,
                1228.8314586781296
              ],
              [
                716809.4345431216,
                5373178.365359222,
                1228.8314586781296
              ],
              [
                718365.3145431215,
                5373178.365359222,
                1754.3314586781296
              ],
              [
                718365.3145431215,
                5371646.265359222,
                1754.3314586781296
              ],
              [
                716809.4345431216,
                5371646.265359222,
                1228.8314586781296
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:16:46+00:00",
        "end_time": "2018-07-19T19:37:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0671815,
            48.46001798,
            1228.831459,
            -120.0453643,
            48.47432134,
            1754.331459
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06718153862316,
                  48.46055595703738,
                  1228.8314586781296
                ],
                [
                  -120.06638757580602,
                  48.47432133973014,
                  1228.8314586781296
                ],
                [
                  -120.04536425968219,
                  48.47378310461585,
                  1754.3314586781296
                ],
                [
                  -120.04616389221265,
                  48.46001798066236,
                  1754.3314586781296
                ],
                [
                  -120.06718153862316,
                  48.46055595703738,
                  1228.8314586781296
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:16:46Z",
            "pc:count": 30750402,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717454.2927,
                "count": 30750402,
                "maximum": 718365.3145,
                "minimum": 716809.4345,
                "name": "X",
                "position": 0,
                "stddev": 384.1146894,
                "variance": 147544.0946
              },
              {
                "average": 5372356.033,
                "count": 30750402,
                "maximum": 5373178.365,
                "minimum": 5371646.265,
                "name": "Y",
                "position": 1,
                "stddev": 423.4428779,
                "variance": 179303.8709
              },
              {
                "average": 1570.658065,
                "count": 30750402,
                "maximum": 1754.331459,
                "minimum": 1228.831459,
                "name": "Z",
                "position": 2,
                "stddev": 101.8461945,
                "variance": 10372.64734
              },
              {
                "average": 890.7525014,
                "count": 30750402,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 502.8340195,
                "variance": 252842.0512
              },
              {
                "average": 1.281057139,
                "count": 30750402,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6462036856,
                "variance": 0.4175792033
              },
              {
                "average": 1.562257625,
                "count": 30750402,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9448671017,
                "variance": 0.8927738398
              },
              {
                "average": 0.4964925987,
                "count": 30750402,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999877061,
                "variance": 0.2499877063
              },
              {
                "average": 0.0002747931555,
                "count": 30750402,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01657460869,
                "variance": 0.0002747176532
              },
              {
                "average": 1.44439702,
                "count": 30750402,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.557691322,
                "variance": 0.3110196106
              },
              {
                "average": 1.226354093,
                "count": 30750402,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.33155122,
                "variance": 177.7302579
              },
              {
                "average": 0,
                "count": 30750402,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.96662619,
                "count": 30750402,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.098929364,
                "variance": 25.99908066
              },
              {
                "average": 216078610.8,
                "count": 30750402,
                "maximum": 216081006.9,
                "minimum": 216064235.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2934.270448,
                "variance": 8609943.062
              },
              {
                "average": 0,
                "count": 30750402,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30750402,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30750402,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30750402,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30750402,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716809.4345,
              5371646.265,
              1228.831459,
              718365.3145,
              5373178.365,
              1754.331459
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716809.4345431216,
                    5371646.265359222,
                    1228.8314586781296
                  ],
                  [
                    716809.4345431216,
                    5373178.365359222,
                    1228.8314586781296
                  ],
                  [
                    718365.3145431215,
                    5373178.365359222,
                    1754.3314586781296
                  ],
                  [
                    718365.3145431215,
                    5371646.265359222,
                    1754.3314586781296
                  ],
                  [
                    716809.4345431216,
                    5371646.265359222,
                    1228.8314586781296
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:16:46+00:00",
            "end_time": "2018-07-19T19:37:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96583201057209,
              48.35348134025957,
              936.9905461550031
            ],
            [
              -119.96505118177193,
              48.36661575285857,
              936.9905461550031
            ],
            [
              -119.94414078019963,
              48.36606170125325,
              1459.050546155003
            ],
            [
              -119.94492696846652,
              48.35292754267555,
              1459.050546155003
            ],
            [
              -119.96583201057209,
              48.35348134025957,
              936.9905461550031
            ]
          ]
        ]
      },
      "bbox": [
        -119.965832,
        48.35292754,
        936.9905462,
        -119.9441408,
        48.36661575,
        1459.050546
      ],
      "properties": {
        "datetime": "2018-07-19T17:12:10Z",
        "pc:count": 24635968,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725566.3375,
            "count": 24635968,
            "maximum": 726323.5719,
            "minimum": 724772.6319,
            "name": "X",
            "position": 0,
            "stddev": 432.3939894,
            "variance": 186964.5621
          },
          {
            "average": 5360803.632,
            "count": 24635968,
            "maximum": 5361500.721,
            "minimum": 5360038.741,
            "name": "Y",
            "position": 1,
            "stddev": 390.2135349,
            "variance": 152266.6028
          },
          {
            "average": 1221.265145,
            "count": 24635968,
            "maximum": 1459.050546,
            "minimum": 936.9905462,
            "name": "Z",
            "position": 2,
            "stddev": 134.7437667,
            "variance": 18155.88267
          },
          {
            "average": 1077.699968,
            "count": 24635968,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 231.2803598,
            "variance": 53490.60484
          },
          {
            "average": 1.022926357,
            "count": 24635968,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1547841656,
            "variance": 0.02395813793
          },
          {
            "average": 1.045842363,
            "count": 24635968,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2200178189,
            "variance": 0.04840784062
          },
          {
            "average": 0.4958297559,
            "count": 24635968,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999826189,
            "variance": 0.2499826192
          },
          {
            "average": 0.0003013886038,
            "count": 24635968,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01735793136,
            "variance": 0.000301297781
          },
          {
            "average": 1.62297548,
            "count": 24635968,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5512537575,
            "variance": 0.3038807052
          },
          {
            "average": -0.2635426826,
            "count": 24635968,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.233188416,
            "variance": 85.25176833
          },
          {
            "average": 0,
            "count": 24635968,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.29935101,
            "count": 24635968,
            "maximum": 27,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.544403662,
            "variance": 2.38518267
          },
          {
            "average": 216053466.4,
            "count": 24635968,
            "maximum": 216055530.1,
            "minimum": 216052113.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 919.4525916,
            "variance": 845393.0682
          },
          {
            "average": 0,
            "count": 24635968,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24635968,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24635968,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24635968,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24635968,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724772.6319,
          5360038.741,
          936.9905462,
          726323.5719,
          5361500.721,
          1459.050546
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724772.6319211811,
                5360038.740642162,
                936.9905461550031
              ],
              [
                724772.6319211811,
                5361500.7206421625,
                936.9905461550031
              ],
              [
                726323.571921181,
                5361500.7206421625,
                1459.050546155003
              ],
              [
                726323.571921181,
                5360038.740642162,
                1459.050546155003
              ],
              [
                724772.6319211811,
                5360038.740642162,
                936.9905461550031
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:12:10+00:00",
        "end_time": "2018-07-19T16:15:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.965832,
            48.35292754,
            936.9905462,
            -119.9441408,
            48.36661575,
            1459.050546
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96583201057209,
                  48.35348134025957,
                  936.9905461550031
                ],
                [
                  -119.96505118177193,
                  48.36661575285857,
                  936.9905461550031
                ],
                [
                  -119.94414078019963,
                  48.36606170125325,
                  1459.050546155003
                ],
                [
                  -119.94492696846652,
                  48.35292754267555,
                  1459.050546155003
                ],
                [
                  -119.96583201057209,
                  48.35348134025957,
                  936.9905461550031
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:12:10Z",
            "pc:count": 24635968,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725566.3375,
                "count": 24635968,
                "maximum": 726323.5719,
                "minimum": 724772.6319,
                "name": "X",
                "position": 0,
                "stddev": 432.3939894,
                "variance": 186964.5621
              },
              {
                "average": 5360803.632,
                "count": 24635968,
                "maximum": 5361500.721,
                "minimum": 5360038.741,
                "name": "Y",
                "position": 1,
                "stddev": 390.2135349,
                "variance": 152266.6028
              },
              {
                "average": 1221.265145,
                "count": 24635968,
                "maximum": 1459.050546,
                "minimum": 936.9905462,
                "name": "Z",
                "position": 2,
                "stddev": 134.7437667,
                "variance": 18155.88267
              },
              {
                "average": 1077.699968,
                "count": 24635968,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 231.2803598,
                "variance": 53490.60484
              },
              {
                "average": 1.022926357,
                "count": 24635968,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1547841656,
                "variance": 0.02395813793
              },
              {
                "average": 1.045842363,
                "count": 24635968,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2200178189,
                "variance": 0.04840784062
              },
              {
                "average": 0.4958297559,
                "count": 24635968,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999826189,
                "variance": 0.2499826192
              },
              {
                "average": 0.0003013886038,
                "count": 24635968,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01735793136,
                "variance": 0.000301297781
              },
              {
                "average": 1.62297548,
                "count": 24635968,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5512537575,
                "variance": 0.3038807052
              },
              {
                "average": -0.2635426826,
                "count": 24635968,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.233188416,
                "variance": 85.25176833
              },
              {
                "average": 0,
                "count": 24635968,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.29935101,
                "count": 24635968,
                "maximum": 27,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.544403662,
                "variance": 2.38518267
              },
              {
                "average": 216053466.4,
                "count": 24635968,
                "maximum": 216055530.1,
                "minimum": 216052113.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 919.4525916,
                "variance": 845393.0682
              },
              {
                "average": 0,
                "count": 24635968,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24635968,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24635968,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24635968,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24635968,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724772.6319,
              5360038.741,
              936.9905462,
              726323.5719,
              5361500.721,
              1459.050546
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724772.6319211811,
                    5360038.740642162,
                    936.9905461550031
                  ],
                  [
                    724772.6319211811,
                    5361500.7206421625,
                    936.9905461550031
                  ],
                  [
                    726323.571921181,
                    5361500.7206421625,
                    1459.050546155003
                  ],
                  [
                    726323.571921181,
                    5360038.740642162,
                    1459.050546155003
                  ],
                  [
                    724772.6319211811,
                    5360038.740642162,
                    936.9905461550031
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:12:10+00:00",
            "end_time": "2018-07-19T16:15:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04707721249528,
              48.649506377929434,
              1473.3943296909238
            ],
            [
              -120.04625852246875,
              48.66350985767354,
              1473.3943296909238
            ],
            [
              -120.02514020569221,
              48.662965940440806,
              2024.734329690924
            ],
            [
              -120.02596472812272,
              48.648962726911265,
              2024.734329690924
            ],
            [
              -120.04707721249528,
              48.649506377929434,
              1473.3943296909238
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470772,
        48.64896273,
        1473.39433,
        -120.0251402,
        48.66350986,
        2024.73433
      ],
      "properties": {
        "datetime": "2018-07-19T23:31:43Z",
        "pc:count": 37397082,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718261.6544,
            "count": 37397082,
            "maximum": 719040.6217,
            "minimum": 717483.5017,
            "name": "X",
            "position": 0,
            "stddev": 444.1990279,
            "variance": 197312.7764
          },
          {
            "average": 5393484.416,
            "count": 37397082,
            "maximum": 5394261.783,
            "minimum": 5392703.103,
            "name": "Y",
            "position": 1,
            "stddev": 433.9293576,
            "variance": 188294.6874
          },
          {
            "average": 1732.511952,
            "count": 37397082,
            "maximum": 2024.73433,
            "minimum": 1473.39433,
            "name": "Z",
            "position": 2,
            "stddev": 121.1369265,
            "variance": 14674.15496
          },
          {
            "average": 1458.44329,
            "count": 37397082,
            "maximum": 4095,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 821.97679,
            "variance": 675645.8433
          },
          {
            "average": 1.327884566,
            "count": 37397082,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6433696379,
            "variance": 0.4139244909
          },
          {
            "average": 1.655980993,
            "count": 37397082,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8981865232,
            "variance": 0.8067390304
          },
          {
            "average": 0.498005192,
            "count": 37397082,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999960274,
            "variance": 0.2499960274
          },
          {
            "average": 0.0003133399552,
            "count": 37397082,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01769863785,
            "variance": 0.0003132417817
          },
          {
            "average": 1.368741871,
            "count": 37397082,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5440127055,
            "variance": 0.2959498237
          },
          {
            "average": -3.495617125,
            "count": 37397082,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.9649721,
            "variance": 223.9503899
          },
          {
            "average": 0,
            "count": 37397082,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.62339845,
            "count": 37397082,
            "maximum": 68,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.686520452,
            "variance": 93.82867846
          },
          {
            "average": 216065629.7,
            "count": 37397082,
            "maximum": 216078303.9,
            "minimum": 216060950.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5504.018103,
            "variance": 30294215.27
          },
          {
            "average": 0,
            "count": 37397082,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37397082,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37397082,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37397082,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37397082,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717483.5017,
          5392703.103,
          1473.39433,
          719040.6217,
          5394261.783,
          2024.73433
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717483.5016714078,
                5392703.102845819,
                1473.3943296909238
              ],
              [
                717483.5016714078,
                5394261.782845818,
                1473.3943296909238
              ],
              [
                719040.621671408,
                5394261.782845818,
                2024.734329690924
              ],
              [
                719040.621671408,
                5392703.102845819,
                2024.734329690924
              ],
              [
                717483.5016714078,
                5392703.102845819,
                1473.3943296909238
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:31:43+00:00",
        "end_time": "2018-07-19T18:42:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470772,
            48.64896273,
            1473.39433,
            -120.0251402,
            48.66350986,
            2024.73433
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04707721249528,
                  48.649506377929434,
                  1473.3943296909238
                ],
                [
                  -120.04625852246875,
                  48.66350985767354,
                  1473.3943296909238
                ],
                [
                  -120.02514020569221,
                  48.662965940440806,
                  2024.734329690924
                ],
                [
                  -120.02596472812272,
                  48.648962726911265,
                  2024.734329690924
                ],
                [
                  -120.04707721249528,
                  48.649506377929434,
                  1473.3943296909238
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:31:43Z",
            "pc:count": 37397082,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718261.6544,
                "count": 37397082,
                "maximum": 719040.6217,
                "minimum": 717483.5017,
                "name": "X",
                "position": 0,
                "stddev": 444.1990279,
                "variance": 197312.7764
              },
              {
                "average": 5393484.416,
                "count": 37397082,
                "maximum": 5394261.783,
                "minimum": 5392703.103,
                "name": "Y",
                "position": 1,
                "stddev": 433.9293576,
                "variance": 188294.6874
              },
              {
                "average": 1732.511952,
                "count": 37397082,
                "maximum": 2024.73433,
                "minimum": 1473.39433,
                "name": "Z",
                "position": 2,
                "stddev": 121.1369265,
                "variance": 14674.15496
              },
              {
                "average": 1458.44329,
                "count": 37397082,
                "maximum": 4095,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 821.97679,
                "variance": 675645.8433
              },
              {
                "average": 1.327884566,
                "count": 37397082,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6433696379,
                "variance": 0.4139244909
              },
              {
                "average": 1.655980993,
                "count": 37397082,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8981865232,
                "variance": 0.8067390304
              },
              {
                "average": 0.498005192,
                "count": 37397082,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999960274,
                "variance": 0.2499960274
              },
              {
                "average": 0.0003133399552,
                "count": 37397082,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01769863785,
                "variance": 0.0003132417817
              },
              {
                "average": 1.368741871,
                "count": 37397082,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5440127055,
                "variance": 0.2959498237
              },
              {
                "average": -3.495617125,
                "count": 37397082,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.9649721,
                "variance": 223.9503899
              },
              {
                "average": 0,
                "count": 37397082,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.62339845,
                "count": 37397082,
                "maximum": 68,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.686520452,
                "variance": 93.82867846
              },
              {
                "average": 216065629.7,
                "count": 37397082,
                "maximum": 216078303.9,
                "minimum": 216060950.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5504.018103,
                "variance": 30294215.27
              },
              {
                "average": 0,
                "count": 37397082,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37397082,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37397082,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37397082,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37397082,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717483.5017,
              5392703.103,
              1473.39433,
              719040.6217,
              5394261.783,
              2024.73433
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717483.5016714078,
                    5392703.102845819,
                    1473.3943296909238
                  ],
                  [
                    717483.5016714078,
                    5394261.782845818,
                    1473.3943296909238
                  ],
                  [
                    719040.621671408,
                    5394261.782845818,
                    2024.734329690924
                  ],
                  [
                    719040.621671408,
                    5392703.102845819,
                    2024.734329690924
                  ],
                  [
                    717483.5016714078,
                    5392703.102845819,
                    1473.3943296909238
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:31:43+00:00",
            "end_time": "2018-07-19T18:42:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98604290863474,
              48.649514334777095,
              1755.3811455002356
            ],
            [
              -119.98520715129659,
              48.663519730960275,
              1755.3811455002356
            ],
            [
              -119.96408946901208,
              48.66296460748879,
              2142.9411455002355
            ],
            [
              -119.96493105872383,
              48.64895948304206,
              2142.9411455002355
            ],
            [
              -119.98604290863474,
              48.649514334777095,
              1755.3811455002356
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860429,
        48.64895948,
        1755.381146,
        -119.9640895,
        48.66351973,
        2142.941146
      ],
      "properties": {
        "datetime": "2018-07-19T17:31:57Z",
        "pc:count": 29557388,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722766.4726,
            "count": 29557388,
            "maximum": 723535.2987,
            "minimum": 721978.1387,
            "name": "X",
            "position": 0,
            "stddev": 417.727049,
            "variance": 174495.8875
          },
          {
            "average": 5393665.846,
            "count": 29557388,
            "maximum": 5394438.817,
            "minimum": 5392879.837,
            "name": "Y",
            "position": 1,
            "stddev": 424.9247068,
            "variance": 180561.0065
          },
          {
            "average": 1893.911706,
            "count": 29557388,
            "maximum": 2142.941146,
            "minimum": 1755.381146,
            "name": "Z",
            "position": 2,
            "stddev": 85.02115328,
            "variance": 7228.596505
          },
          {
            "average": 1612.088674,
            "count": 29557388,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 679.8704229,
            "variance": 462223.7919
          },
          {
            "average": 1.198882357,
            "count": 29557388,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4983769128,
            "variance": 0.2483795472
          },
          {
            "average": 1.397114082,
            "count": 29557388,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.711457212,
            "variance": 0.5061713646
          },
          {
            "average": 0.4971952528,
            "count": 29557388,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999921418,
            "variance": 0.2499921419
          },
          {
            "average": 0.0002829072718,
            "count": 29557388,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01681746844,
            "variance": 0.0002828272448
          },
          {
            "average": 1.439424654,
            "count": 29557388,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5492599967,
            "variance": 0.301686544
          },
          {
            "average": 1.899421333,
            "count": 29557388,
            "maximum": 22.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.13770734,
            "variance": 172.5993542
          },
          {
            "average": 0,
            "count": 29557388,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.89771671,
            "count": 29557388,
            "maximum": 29,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.523156349,
            "variance": 2.320005262
          },
          {
            "average": 216055592.9,
            "count": 29557388,
            "maximum": 216056717.9,
            "minimum": 216053294.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 877.6957215,
            "variance": 770349.7795
          },
          {
            "average": 0,
            "count": 29557388,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29557388,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29557388,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29557388,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29557388,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721978.1387,
          5392879.837,
          1755.381146,
          723535.2987,
          5394438.817,
          2142.941146
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721978.1387084211,
                5392879.837455396,
                1755.3811455002356
              ],
              [
                721978.1387084211,
                5394438.817455396,
                1755.3811455002356
              ],
              [
                723535.2987084211,
                5394438.817455396,
                2142.9411455002355
              ],
              [
                723535.2987084211,
                5392879.837455396,
                2142.9411455002355
              ],
              [
                721978.1387084211,
                5392879.837455396,
                1755.3811455002356
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:31:57+00:00",
        "end_time": "2018-07-19T16:34:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860429,
            48.64895948,
            1755.381146,
            -119.9640895,
            48.66351973,
            2142.941146
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98604290863474,
                  48.649514334777095,
                  1755.3811455002356
                ],
                [
                  -119.98520715129659,
                  48.663519730960275,
                  1755.3811455002356
                ],
                [
                  -119.96408946901208,
                  48.66296460748879,
                  2142.9411455002355
                ],
                [
                  -119.96493105872383,
                  48.64895948304206,
                  2142.9411455002355
                ],
                [
                  -119.98604290863474,
                  48.649514334777095,
                  1755.3811455002356
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:31:57Z",
            "pc:count": 29557388,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722766.4726,
                "count": 29557388,
                "maximum": 723535.2987,
                "minimum": 721978.1387,
                "name": "X",
                "position": 0,
                "stddev": 417.727049,
                "variance": 174495.8875
              },
              {
                "average": 5393665.846,
                "count": 29557388,
                "maximum": 5394438.817,
                "minimum": 5392879.837,
                "name": "Y",
                "position": 1,
                "stddev": 424.9247068,
                "variance": 180561.0065
              },
              {
                "average": 1893.911706,
                "count": 29557388,
                "maximum": 2142.941146,
                "minimum": 1755.381146,
                "name": "Z",
                "position": 2,
                "stddev": 85.02115328,
                "variance": 7228.596505
              },
              {
                "average": 1612.088674,
                "count": 29557388,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 679.8704229,
                "variance": 462223.7919
              },
              {
                "average": 1.198882357,
                "count": 29557388,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4983769128,
                "variance": 0.2483795472
              },
              {
                "average": 1.397114082,
                "count": 29557388,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.711457212,
                "variance": 0.5061713646
              },
              {
                "average": 0.4971952528,
                "count": 29557388,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999921418,
                "variance": 0.2499921419
              },
              {
                "average": 0.0002829072718,
                "count": 29557388,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01681746844,
                "variance": 0.0002828272448
              },
              {
                "average": 1.439424654,
                "count": 29557388,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5492599967,
                "variance": 0.301686544
              },
              {
                "average": 1.899421333,
                "count": 29557388,
                "maximum": 22.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.13770734,
                "variance": 172.5993542
              },
              {
                "average": 0,
                "count": 29557388,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.89771671,
                "count": 29557388,
                "maximum": 29,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.523156349,
                "variance": 2.320005262
              },
              {
                "average": 216055592.9,
                "count": 29557388,
                "maximum": 216056717.9,
                "minimum": 216053294.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 877.6957215,
                "variance": 770349.7795
              },
              {
                "average": 0,
                "count": 29557388,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29557388,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29557388,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29557388,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29557388,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721978.1387,
              5392879.837,
              1755.381146,
              723535.2987,
              5394438.817,
              2142.941146
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721978.1387084211,
                    5392879.837455396,
                    1755.3811455002356
                  ],
                  [
                    721978.1387084211,
                    5394438.817455396,
                    1755.3811455002356
                  ],
                  [
                    723535.2987084211,
                    5394438.817455396,
                    2142.9411455002355
                  ],
                  [
                    723535.2987084211,
                    5392879.837455396,
                    2142.9411455002355
                  ],
                  [
                    721978.1387084211,
                    5392879.837455396,
                    1755.3811455002356
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:31:57+00:00",
            "end_time": "2018-07-19T16:34:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08769956245514,
              48.60899466164704,
              927.0802851501635
            ],
            [
              -120.08689333573501,
              48.62299767159576,
              927.0802851501635
            ],
            [
              -120.0657925081541,
              48.62246156993666,
              1435.9602851501636
            ],
            [
              -120.06660455435248,
              48.60845882232052,
              1435.9602851501636
            ],
            [
              -120.08769956245514,
              48.60899466164704,
              927.0802851501635
            ]
          ]
        ]
      },
      "bbox": [
        -120.0876996,
        48.60845882,
        927.0802852,
        -120.0657925,
        48.62299767,
        1435.960285
      ],
      "properties": {
        "datetime": "2018-07-20T01:19:55Z",
        "pc:count": 45623313,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715475.8454,
            "count": 45623313,
            "maximum": 716220.8981,
            "minimum": 714663.8781,
            "name": "X",
            "position": 0,
            "stddev": 422.0177179,
            "variance": 178098.9542
          },
          {
            "average": 5388850.2,
            "count": 45623313,
            "maximum": 5389644.147,
            "minimum": 5388085.587,
            "name": "Y",
            "position": 1,
            "stddev": 437.6942892,
            "variance": 191576.2908
          },
          {
            "average": 1190.867049,
            "count": 45623313,
            "maximum": 1435.960285,
            "minimum": 927.0802852,
            "name": "Z",
            "position": 2,
            "stddev": 83.85941874,
            "variance": 7032.402112
          },
          {
            "average": 810.9530167,
            "count": 45623313,
            "maximum": 4095,
            "minimum": 10,
            "name": "Intensity",
            "position": 3,
            "stddev": 444.6970729,
            "variance": 197755.4867
          },
          {
            "average": 1.32029866,
            "count": 45623313,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6406702825,
            "variance": 0.4104584109
          },
          {
            "average": 1.640583642,
            "count": 45623313,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8991472942,
            "variance": 0.8084658567
          },
          {
            "average": 0.4966095513,
            "count": 45623313,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999885102,
            "variance": 0.2499885103
          },
          {
            "average": 0.0002658947631,
            "count": 45623313,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01630411202,
            "variance": 0.0002658240689
          },
          {
            "average": 1.369452258,
            "count": 45623313,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5390624786,
            "variance": 0.2905883558
          },
          {
            "average": -0.135218696,
            "count": 45623313,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.58524223,
            "variance": 134.2178375
          },
          {
            "average": 0,
            "count": 45623313,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.51527856,
            "count": 45623313,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.347704707,
            "variance": 5.511717391
          },
          {
            "average": 216082126.2,
            "count": 45623313,
            "maximum": 216084795.7,
            "minimum": 216079970.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1393.569376,
            "variance": 1942035.606
          },
          {
            "average": 0,
            "count": 45623313,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45623313,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45623313,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45623313,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45623313,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714663.8781,
          5388085.587,
          927.0802852,
          716220.8981,
          5389644.147,
          1435.960285
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714663.8781372247,
                5388085.587142923,
                927.0802851501635
              ],
              [
                714663.8781372247,
                5389644.147142923,
                927.0802851501635
              ],
              [
                716220.8981372247,
                5389644.147142923,
                1435.9602851501636
              ],
              [
                716220.8981372247,
                5388085.587142923,
                1435.9602851501636
              ],
              [
                714663.8781372247,
                5388085.587142923,
                927.0802851501635
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:19:55+00:00",
        "end_time": "2018-07-19T23:59:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0876996,
            48.60845882,
            927.0802852,
            -120.0657925,
            48.62299767,
            1435.960285
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08769956245514,
                  48.60899466164704,
                  927.0802851501635
                ],
                [
                  -120.08689333573501,
                  48.62299767159576,
                  927.0802851501635
                ],
                [
                  -120.0657925081541,
                  48.62246156993666,
                  1435.9602851501636
                ],
                [
                  -120.06660455435248,
                  48.60845882232052,
                  1435.9602851501636
                ],
                [
                  -120.08769956245514,
                  48.60899466164704,
                  927.0802851501635
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:19:55Z",
            "pc:count": 45623313,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715475.8454,
                "count": 45623313,
                "maximum": 716220.8981,
                "minimum": 714663.8781,
                "name": "X",
                "position": 0,
                "stddev": 422.0177179,
                "variance": 178098.9542
              },
              {
                "average": 5388850.2,
                "count": 45623313,
                "maximum": 5389644.147,
                "minimum": 5388085.587,
                "name": "Y",
                "position": 1,
                "stddev": 437.6942892,
                "variance": 191576.2908
              },
              {
                "average": 1190.867049,
                "count": 45623313,
                "maximum": 1435.960285,
                "minimum": 927.0802852,
                "name": "Z",
                "position": 2,
                "stddev": 83.85941874,
                "variance": 7032.402112
              },
              {
                "average": 810.9530167,
                "count": 45623313,
                "maximum": 4095,
                "minimum": 10,
                "name": "Intensity",
                "position": 3,
                "stddev": 444.6970729,
                "variance": 197755.4867
              },
              {
                "average": 1.32029866,
                "count": 45623313,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6406702825,
                "variance": 0.4104584109
              },
              {
                "average": 1.640583642,
                "count": 45623313,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8991472942,
                "variance": 0.8084658567
              },
              {
                "average": 0.4966095513,
                "count": 45623313,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999885102,
                "variance": 0.2499885103
              },
              {
                "average": 0.0002658947631,
                "count": 45623313,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01630411202,
                "variance": 0.0002658240689
              },
              {
                "average": 1.369452258,
                "count": 45623313,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5390624786,
                "variance": 0.2905883558
              },
              {
                "average": -0.135218696,
                "count": 45623313,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.58524223,
                "variance": 134.2178375
              },
              {
                "average": 0,
                "count": 45623313,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.51527856,
                "count": 45623313,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.347704707,
                "variance": 5.511717391
              },
              {
                "average": 216082126.2,
                "count": 45623313,
                "maximum": 216084795.7,
                "minimum": 216079970.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1393.569376,
                "variance": 1942035.606
              },
              {
                "average": 0,
                "count": 45623313,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45623313,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45623313,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45623313,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45623313,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714663.8781,
              5388085.587,
              927.0802852,
              716220.8981,
              5389644.147,
              1435.960285
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714663.8781372247,
                    5388085.587142923,
                    927.0802851501635
                  ],
                  [
                    714663.8781372247,
                    5389644.147142923,
                    927.0802851501635
                  ],
                  [
                    716220.8981372247,
                    5389644.147142923,
                    1435.9602851501636
                  ],
                  [
                    716220.8981372247,
                    5388085.587142923,
                    1435.9602851501636
                  ],
                  [
                    714663.8781372247,
                    5388085.587142923,
                    927.0802851501635
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:19:55+00:00",
            "end_time": "2018-07-19T23:59:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14853749287626,
              48.55495033981389,
              1009.8182682023264
            ],
            [
              -120.14774966227165,
              48.56895297354766,
              1009.8182682023264
            ],
            [
              -120.12667181820316,
              48.56842849553055,
              1461.8382682023264
            ],
            [
              -120.12746545134145,
              48.55442611837295,
              1461.8382682023264
            ],
            [
              -120.14853749287626,
              48.55495033981389,
              1009.8182682023264
            ]
          ]
        ]
      },
      "bbox": [
        -120.1485375,
        48.55442612,
        1009.818268,
        -120.1266718,
        48.56895297,
        1461.838268
      ],
      "properties": {
        "datetime": "2018-07-20T16:04:26Z",
        "pc:count": 37079474,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711222.5978,
            "count": 37079474,
            "maximum": 711961.2725,
            "minimum": 710404.3725,
            "name": "X",
            "position": 0,
            "stddev": 445.6036967,
            "variance": 198562.6545
          },
          {
            "average": 5382675.789,
            "count": 37079474,
            "maximum": 5383468.178,
            "minimum": 5381909.758,
            "name": "Y",
            "position": 1,
            "stddev": 429.9851378,
            "variance": 184887.2187
          },
          {
            "average": 1222.449685,
            "count": 37079474,
            "maximum": 1461.838268,
            "minimum": 1009.818268,
            "name": "Z",
            "position": 2,
            "stddev": 104.1224139,
            "variance": 10841.47708
          },
          {
            "average": 831.7747526,
            "count": 37079474,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 456.283797,
            "variance": 208194.9034
          },
          {
            "average": 1.356099954,
            "count": 37079474,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7058906512,
            "variance": 0.4982816115
          },
          {
            "average": 1.71197647,
            "count": 37079474,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.005783621,
            "variance": 1.011600692
          },
          {
            "average": 0.4976884516,
            "count": 37079474,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999946635,
            "variance": 0.2499946635
          },
          {
            "average": 0.000310171606,
            "count": 37079474,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01760895817,
            "variance": 0.0003100754079
          },
          {
            "average": 1.396031562,
            "count": 37079474,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5451035076,
            "variance": 0.297137834
          },
          {
            "average": -0.8178365146,
            "count": 37079474,
            "maximum": 22.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.76707035,
            "variance": 189.5322259
          },
          {
            "average": 0,
            "count": 37079474,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 489.564668,
            "count": 37079474,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 626.0758362,
            "variance": 391970.9527
          },
          {
            "average": 216122034.9,
            "count": 37079474,
            "maximum": 216137866.4,
            "minimum": 216089549.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21238.81213,
            "variance": 451087140.6
          },
          {
            "average": 0,
            "count": 37079474,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37079474,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37079474,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37079474,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37079474,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710404.3725,
          5381909.758,
          1009.818268,
          711961.2725,
          5383468.178,
          1461.838268
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710404.3725100318,
                5381909.757637767,
                1009.8182682023264
              ],
              [
                710404.3725100318,
                5383468.177637767,
                1009.8182682023264
              ],
              [
                711961.2725100317,
                5383468.177637767,
                1461.8382682023264
              ],
              [
                711961.2725100317,
                5381909.757637767,
                1461.8382682023264
              ],
              [
                710404.3725100318,
                5381909.757637767,
                1009.8182682023264
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:04:26+00:00",
        "end_time": "2018-07-20T02:39:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1485375,
            48.55442612,
            1009.818268,
            -120.1266718,
            48.56895297,
            1461.838268
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14853749287626,
                  48.55495033981389,
                  1009.8182682023264
                ],
                [
                  -120.14774966227165,
                  48.56895297354766,
                  1009.8182682023264
                ],
                [
                  -120.12667181820316,
                  48.56842849553055,
                  1461.8382682023264
                ],
                [
                  -120.12746545134145,
                  48.55442611837295,
                  1461.8382682023264
                ],
                [
                  -120.14853749287626,
                  48.55495033981389,
                  1009.8182682023264
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:04:26Z",
            "pc:count": 37079474,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711222.5978,
                "count": 37079474,
                "maximum": 711961.2725,
                "minimum": 710404.3725,
                "name": "X",
                "position": 0,
                "stddev": 445.6036967,
                "variance": 198562.6545
              },
              {
                "average": 5382675.789,
                "count": 37079474,
                "maximum": 5383468.178,
                "minimum": 5381909.758,
                "name": "Y",
                "position": 1,
                "stddev": 429.9851378,
                "variance": 184887.2187
              },
              {
                "average": 1222.449685,
                "count": 37079474,
                "maximum": 1461.838268,
                "minimum": 1009.818268,
                "name": "Z",
                "position": 2,
                "stddev": 104.1224139,
                "variance": 10841.47708
              },
              {
                "average": 831.7747526,
                "count": 37079474,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 456.283797,
                "variance": 208194.9034
              },
              {
                "average": 1.356099954,
                "count": 37079474,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7058906512,
                "variance": 0.4982816115
              },
              {
                "average": 1.71197647,
                "count": 37079474,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.005783621,
                "variance": 1.011600692
              },
              {
                "average": 0.4976884516,
                "count": 37079474,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999946635,
                "variance": 0.2499946635
              },
              {
                "average": 0.000310171606,
                "count": 37079474,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01760895817,
                "variance": 0.0003100754079
              },
              {
                "average": 1.396031562,
                "count": 37079474,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5451035076,
                "variance": 0.297137834
              },
              {
                "average": -0.8178365146,
                "count": 37079474,
                "maximum": 22.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.76707035,
                "variance": 189.5322259
              },
              {
                "average": 0,
                "count": 37079474,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 489.564668,
                "count": 37079474,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 626.0758362,
                "variance": 391970.9527
              },
              {
                "average": 216122034.9,
                "count": 37079474,
                "maximum": 216137866.4,
                "minimum": 216089549.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21238.81213,
                "variance": 451087140.6
              },
              {
                "average": 0,
                "count": 37079474,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37079474,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37079474,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37079474,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37079474,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710404.3725,
              5381909.758,
              1009.818268,
              711961.2725,
              5383468.178,
              1461.838268
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710404.3725100318,
                    5381909.757637767,
                    1009.8182682023264
                  ],
                  [
                    710404.3725100318,
                    5383468.177637767,
                    1009.8182682023264
                  ],
                  [
                    711961.2725100317,
                    5383468.177637767,
                    1461.8382682023264
                  ],
                  [
                    711961.2725100317,
                    5381909.757637767,
                    1461.8382682023264
                  ],
                  [
                    710404.3725100318,
                    5381909.757637767,
                    1009.8182682023264
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:04:26+00:00",
            "end_time": "2018-07-20T02:39:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08745465782847,
              48.46054494422181,
              934.296646806652
            ],
            [
              -120.08665278280675,
              48.474544360465146,
              934.296646806652
            ],
            [
              -120.06561277744476,
              48.47400941132421,
              1599.696646806652
            ],
            [
              -120.06642042337033,
              48.46001025661172,
              1599.696646806652
            ],
            [
              -120.08745465782847,
              48.46054494422181,
              934.296646806652
            ]
          ]
        ]
      },
      "bbox": [
        -120.0874547,
        48.46001026,
        934.2966468,
        -120.0656128,
        48.47454436,
        1599.696647
      ],
      "properties": {
        "datetime": "2018-07-20T01:15:20Z",
        "pc:count": 37505154,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716081.5748,
            "count": 37505154,
            "maximum": 716868.0206,
            "minimum": 715310.9406,
            "name": "X",
            "position": 0,
            "stddev": 431.1358057,
            "variance": 185878.083
          },
          {
            "average": 5372368.897,
            "count": 37505154,
            "maximum": 5373145.895,
            "minimum": 5371587.775,
            "name": "Y",
            "position": 1,
            "stddev": 433.6001359,
            "variance": 188009.0779
          },
          {
            "average": 1249.192776,
            "count": 37505154,
            "maximum": 1599.696647,
            "minimum": 934.2966468,
            "name": "Z",
            "position": 2,
            "stddev": 129.0020945,
            "variance": 16641.54039
          },
          {
            "average": 903.1418225,
            "count": 37505154,
            "maximum": 4095,
            "minimum": 37,
            "name": "Intensity",
            "position": 3,
            "stddev": 376.9269667,
            "variance": 142073.9382
          },
          {
            "average": 1.114944709,
            "count": 37505154,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3983893012,
            "variance": 0.1587140353
          },
          {
            "average": 1.229905015,
            "count": 37505154,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.589924954,
            "variance": 0.3480114513
          },
          {
            "average": 0.4971974518,
            "count": 37505154,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999921523,
            "variance": 0.2499921524
          },
          {
            "average": 0.0002831077563,
            "count": 37505154,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01682342456,
            "variance": 0.0002830276139
          },
          {
            "average": 1.474964668,
            "count": 37505154,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5633582177,
            "variance": 0.3173724814
          },
          {
            "average": -0.03085500378,
            "count": 37505154,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.11228171,
            "variance": 146.7073683
          },
          {
            "average": 0,
            "count": 37505154,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.32150768,
            "count": 37505154,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.531758677,
            "variance": 6.409802
          },
          {
            "average": 216082179.3,
            "count": 37505154,
            "maximum": 216084520.5,
            "minimum": 216079691.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1388.120684,
            "variance": 1926879.033
          },
          {
            "average": 0,
            "count": 37505154,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37505154,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37505154,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37505154,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37505154,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715310.9406,
          5371587.775,
          934.2966468,
          716868.0206,
          5373145.895,
          1599.696647
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715310.9405731424,
                5371587.775366709,
                934.296646806652
              ],
              [
                715310.9405731424,
                5373145.895366708,
                934.296646806652
              ],
              [
                716868.0205731425,
                5373145.895366708,
                1599.696646806652
              ],
              [
                716868.0205731425,
                5371587.775366709,
                1599.696646806652
              ],
              [
                715310.9405731424,
                5371587.775366709,
                934.296646806652
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:15:20+00:00",
        "end_time": "2018-07-19T23:54:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0874547,
            48.46001026,
            934.2966468,
            -120.0656128,
            48.47454436,
            1599.696647
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08745465782847,
                  48.46054494422181,
                  934.296646806652
                ],
                [
                  -120.08665278280675,
                  48.474544360465146,
                  934.296646806652
                ],
                [
                  -120.06561277744476,
                  48.47400941132421,
                  1599.696646806652
                ],
                [
                  -120.06642042337033,
                  48.46001025661172,
                  1599.696646806652
                ],
                [
                  -120.08745465782847,
                  48.46054494422181,
                  934.296646806652
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:15:20Z",
            "pc:count": 37505154,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716081.5748,
                "count": 37505154,
                "maximum": 716868.0206,
                "minimum": 715310.9406,
                "name": "X",
                "position": 0,
                "stddev": 431.1358057,
                "variance": 185878.083
              },
              {
                "average": 5372368.897,
                "count": 37505154,
                "maximum": 5373145.895,
                "minimum": 5371587.775,
                "name": "Y",
                "position": 1,
                "stddev": 433.6001359,
                "variance": 188009.0779
              },
              {
                "average": 1249.192776,
                "count": 37505154,
                "maximum": 1599.696647,
                "minimum": 934.2966468,
                "name": "Z",
                "position": 2,
                "stddev": 129.0020945,
                "variance": 16641.54039
              },
              {
                "average": 903.1418225,
                "count": 37505154,
                "maximum": 4095,
                "minimum": 37,
                "name": "Intensity",
                "position": 3,
                "stddev": 376.9269667,
                "variance": 142073.9382
              },
              {
                "average": 1.114944709,
                "count": 37505154,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3983893012,
                "variance": 0.1587140353
              },
              {
                "average": 1.229905015,
                "count": 37505154,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.589924954,
                "variance": 0.3480114513
              },
              {
                "average": 0.4971974518,
                "count": 37505154,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999921523,
                "variance": 0.2499921524
              },
              {
                "average": 0.0002831077563,
                "count": 37505154,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01682342456,
                "variance": 0.0002830276139
              },
              {
                "average": 1.474964668,
                "count": 37505154,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5633582177,
                "variance": 0.3173724814
              },
              {
                "average": -0.03085500378,
                "count": 37505154,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.11228171,
                "variance": 146.7073683
              },
              {
                "average": 0,
                "count": 37505154,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.32150768,
                "count": 37505154,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.531758677,
                "variance": 6.409802
              },
              {
                "average": 216082179.3,
                "count": 37505154,
                "maximum": 216084520.5,
                "minimum": 216079691.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1388.120684,
                "variance": 1926879.033
              },
              {
                "average": 0,
                "count": 37505154,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37505154,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37505154,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37505154,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37505154,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715310.9406,
              5371587.775,
              934.2966468,
              716868.0206,
              5373145.895,
              1599.696647
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715310.9405731424,
                    5371587.775366709,
                    934.296646806652
                  ],
                  [
                    715310.9405731424,
                    5373145.895366708,
                    934.296646806652
                  ],
                  [
                    716868.0205731425,
                    5373145.895366708,
                    1599.696646806652
                  ],
                  [
                    716868.0205731425,
                    5371587.775366709,
                    1599.696646806652
                  ],
                  [
                    715310.9405731424,
                    5371587.775366709,
                    934.296646806652
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:15:20+00:00",
            "end_time": "2018-07-19T23:54:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06713031347961,
              48.420071880452284,
              743.821680087886
            ],
            [
              -120.0663238906398,
              48.43407293858316,
              743.821680087886
            ],
            [
              -120.0452990934318,
              48.43353455959182,
              1056.141680087886
            ],
            [
              -120.04611127524223,
              48.419533764653906,
              1056.141680087886
            ],
            [
              -120.06713031347961,
              48.420071880452284,
              743.821680087886
            ]
          ]
        ]
      },
      "bbox": [
        -120.0671303,
        48.41953376,
        743.8216801,
        -120.0452991,
        48.43407294,
        1056.14168
      ],
      "properties": {
        "datetime": "2018-07-20T00:32:50Z",
        "pc:count": 34713506,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717727.7075,
            "count": 34713506,
            "maximum": 718542.9253,
            "minimum": 716985.7053,
            "name": "X",
            "position": 0,
            "stddev": 428.1285255,
            "variance": 183294.0344
          },
          {
            "average": 5367918.369,
            "count": 34713506,
            "maximum": 5368705.45,
            "minimum": 5367147.13,
            "name": "Y",
            "position": 1,
            "stddev": 431.9078689,
            "variance": 186544.4072
          },
          {
            "average": 893.6662655,
            "count": 34713506,
            "maximum": 1056.14168,
            "minimum": 743.8216801,
            "name": "Z",
            "position": 2,
            "stddev": 73.98827477,
            "variance": 5474.264803
          },
          {
            "average": 1101.042105,
            "count": 34713506,
            "maximum": 4095,
            "minimum": 69,
            "name": "Intensity",
            "position": 3,
            "stddev": 343.647523,
            "variance": 118093.62
          },
          {
            "average": 1.066142901,
            "count": 34713506,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2980523106,
            "variance": 0.08883517983
          },
          {
            "average": 1.132280617,
            "count": 34713506,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4426981956,
            "variance": 0.1959816924
          },
          {
            "average": 0.4957851852,
            "count": 34713506,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999822422,
            "variance": 0.2499822425
          },
          {
            "average": 0.0002715657704,
            "count": 34713506,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01647701521,
            "variance": 0.0002714920302
          },
          {
            "average": 1.531543803,
            "count": 34713506,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5491064831,
            "variance": 0.3015179297
          },
          {
            "average": 2.302662541,
            "count": 34713506,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.41387693,
            "variance": 88.62107884
          },
          {
            "average": 0,
            "count": 34713506,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.31186277,
            "count": 34713506,
            "maximum": 74,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.232124046,
            "variance": 52.30361822
          },
          {
            "average": 216077963,
            "count": 34713506,
            "maximum": 216081970.6,
            "minimum": 216064166.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4085.913422,
            "variance": 16694688.49
          },
          {
            "average": 0,
            "count": 34713506,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34713506,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34713506,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34713506,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34713506,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716985.7053,
          5367147.13,
          743.8216801,
          718542.9253,
          5368705.45,
          1056.14168
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716985.705332504,
                5367147.129959967,
                743.821680087886
              ],
              [
                716985.705332504,
                5368705.449959967,
                743.821680087886
              ],
              [
                718542.925332504,
                5368705.449959967,
                1056.141680087886
              ],
              [
                718542.925332504,
                5367147.129959967,
                1056.141680087886
              ],
              [
                716985.705332504,
                5367147.129959967,
                743.821680087886
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:32:50+00:00",
        "end_time": "2018-07-19T19:36:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0671303,
            48.41953376,
            743.8216801,
            -120.0452991,
            48.43407294,
            1056.14168
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06713031347961,
                  48.420071880452284,
                  743.821680087886
                ],
                [
                  -120.0663238906398,
                  48.43407293858316,
                  743.821680087886
                ],
                [
                  -120.0452990934318,
                  48.43353455959182,
                  1056.141680087886
                ],
                [
                  -120.04611127524223,
                  48.419533764653906,
                  1056.141680087886
                ],
                [
                  -120.06713031347961,
                  48.420071880452284,
                  743.821680087886
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:32:50Z",
            "pc:count": 34713506,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717727.7075,
                "count": 34713506,
                "maximum": 718542.9253,
                "minimum": 716985.7053,
                "name": "X",
                "position": 0,
                "stddev": 428.1285255,
                "variance": 183294.0344
              },
              {
                "average": 5367918.369,
                "count": 34713506,
                "maximum": 5368705.45,
                "minimum": 5367147.13,
                "name": "Y",
                "position": 1,
                "stddev": 431.9078689,
                "variance": 186544.4072
              },
              {
                "average": 893.6662655,
                "count": 34713506,
                "maximum": 1056.14168,
                "minimum": 743.8216801,
                "name": "Z",
                "position": 2,
                "stddev": 73.98827477,
                "variance": 5474.264803
              },
              {
                "average": 1101.042105,
                "count": 34713506,
                "maximum": 4095,
                "minimum": 69,
                "name": "Intensity",
                "position": 3,
                "stddev": 343.647523,
                "variance": 118093.62
              },
              {
                "average": 1.066142901,
                "count": 34713506,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2980523106,
                "variance": 0.08883517983
              },
              {
                "average": 1.132280617,
                "count": 34713506,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4426981956,
                "variance": 0.1959816924
              },
              {
                "average": 0.4957851852,
                "count": 34713506,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999822422,
                "variance": 0.2499822425
              },
              {
                "average": 0.0002715657704,
                "count": 34713506,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01647701521,
                "variance": 0.0002714920302
              },
              {
                "average": 1.531543803,
                "count": 34713506,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5491064831,
                "variance": 0.3015179297
              },
              {
                "average": 2.302662541,
                "count": 34713506,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.41387693,
                "variance": 88.62107884
              },
              {
                "average": 0,
                "count": 34713506,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.31186277,
                "count": 34713506,
                "maximum": 74,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.232124046,
                "variance": 52.30361822
              },
              {
                "average": 216077963,
                "count": 34713506,
                "maximum": 216081970.6,
                "minimum": 216064166.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4085.913422,
                "variance": 16694688.49
              },
              {
                "average": 0,
                "count": 34713506,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34713506,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34713506,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34713506,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34713506,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716985.7053,
              5367147.13,
              743.8216801,
              718542.9253,
              5368705.45,
              1056.14168
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716985.705332504,
                    5367147.129959967,
                    743.821680087886
                  ],
                  [
                    716985.705332504,
                    5368705.449959967,
                    743.821680087886
                  ],
                  [
                    718542.925332504,
                    5368705.449959967,
                    1056.141680087886
                  ],
                  [
                    718542.925332504,
                    5367147.129959967,
                    1056.141680087886
                  ],
                  [
                    716985.705332504,
                    5367147.129959967,
                    743.821680087886
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:32:50+00:00",
            "end_time": "2018-07-19T19:36:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98594386269407,
              48.67650836208394,
              1812.6092838775644
            ],
            [
              -119.98510742427985,
              48.69051135532918,
              1812.6092838775644
            ],
            [
              -119.9640696411083,
              48.689958390212205,
              2066.9092838775646
            ],
            [
              -119.96491189437124,
              48.67595566763372,
              2066.9092838775646
            ],
            [
              -119.98594386269407,
              48.67650836208394,
              1812.6092838775644
            ]
          ]
        ]
      },
      "bbox": [
        -119.9859439,
        48.67595567,
        1812.609284,
        -119.9640696,
        48.69051136,
        2066.909284
      ],
      "properties": {
        "datetime": "2018-07-19T17:31:08Z",
        "pc:count": 34306662,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722651.3299,
            "count": 34306662,
            "maximum": 723417.2651,
            "minimum": 721866.8251,
            "name": "X",
            "position": 0,
            "stddev": 416.8555253,
            "variance": 173768.529
          },
          {
            "average": 5396610.101,
            "count": 34306662,
            "maximum": 5397438.94,
            "minimum": 5395880.22,
            "name": "Y",
            "position": 1,
            "stddev": 426.6508521,
            "variance": 182030.9496
          },
          {
            "average": 1895.127593,
            "count": 34306662,
            "maximum": 2066.909284,
            "minimum": 1812.609284,
            "name": "Z",
            "position": 2,
            "stddev": 39.38046636,
            "variance": 1550.82113
          },
          {
            "average": 1461.102666,
            "count": 34306662,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 753.9169901,
            "variance": 568390.828
          },
          {
            "average": 1.346203895,
            "count": 34306662,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6647108717,
            "variance": 0.4418405429
          },
          {
            "average": 1.692053077,
            "count": 34306662,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9270124629,
            "variance": 0.8593521063
          },
          {
            "average": 0.4963618728,
            "count": 34306662,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999867711,
            "variance": 0.2499867713
          },
          {
            "average": 0.0003006996134,
            "count": 34306662,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0173380853,
            "variance": 0.0003006092019
          },
          {
            "average": 1.403668185,
            "count": 34306662,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5151027109,
            "variance": 0.2653308028
          },
          {
            "average": 1.088175828,
            "count": 34306662,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.141686,
            "variance": 172.7039108
          },
          {
            "average": 0,
            "count": 34306662,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.84844728,
            "count": 34306662,
            "maximum": 29,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.555276232,
            "variance": 2.418884157
          },
          {
            "average": 216055555.6,
            "count": 34306662,
            "maximum": 216056668.6,
            "minimum": 216053246.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 903.3809664,
            "variance": 816097.1704
          },
          {
            "average": 0,
            "count": 34306662,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34306662,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34306662,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34306662,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34306662,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721866.8251,
          5395880.22,
          1812.609284,
          723417.2651,
          5397438.94,
          2066.909284
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721866.8250764261,
                5395880.220196573,
                1812.6092838775644
              ],
              [
                721866.8250764261,
                5397438.940196574,
                1812.6092838775644
              ],
              [
                723417.2650764261,
                5397438.940196574,
                2066.9092838775646
              ],
              [
                723417.2650764261,
                5395880.220196573,
                2066.9092838775646
              ],
              [
                721866.8250764261,
                5395880.220196573,
                1812.6092838775644
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:31:08+00:00",
        "end_time": "2018-07-19T16:34:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9859439,
            48.67595567,
            1812.609284,
            -119.9640696,
            48.69051136,
            2066.909284
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98594386269407,
                  48.67650836208394,
                  1812.6092838775644
                ],
                [
                  -119.98510742427985,
                  48.69051135532918,
                  1812.6092838775644
                ],
                [
                  -119.9640696411083,
                  48.689958390212205,
                  2066.9092838775646
                ],
                [
                  -119.96491189437124,
                  48.67595566763372,
                  2066.9092838775646
                ],
                [
                  -119.98594386269407,
                  48.67650836208394,
                  1812.6092838775644
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:31:08Z",
            "pc:count": 34306662,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722651.3299,
                "count": 34306662,
                "maximum": 723417.2651,
                "minimum": 721866.8251,
                "name": "X",
                "position": 0,
                "stddev": 416.8555253,
                "variance": 173768.529
              },
              {
                "average": 5396610.101,
                "count": 34306662,
                "maximum": 5397438.94,
                "minimum": 5395880.22,
                "name": "Y",
                "position": 1,
                "stddev": 426.6508521,
                "variance": 182030.9496
              },
              {
                "average": 1895.127593,
                "count": 34306662,
                "maximum": 2066.909284,
                "minimum": 1812.609284,
                "name": "Z",
                "position": 2,
                "stddev": 39.38046636,
                "variance": 1550.82113
              },
              {
                "average": 1461.102666,
                "count": 34306662,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 753.9169901,
                "variance": 568390.828
              },
              {
                "average": 1.346203895,
                "count": 34306662,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6647108717,
                "variance": 0.4418405429
              },
              {
                "average": 1.692053077,
                "count": 34306662,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9270124629,
                "variance": 0.8593521063
              },
              {
                "average": 0.4963618728,
                "count": 34306662,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999867711,
                "variance": 0.2499867713
              },
              {
                "average": 0.0003006996134,
                "count": 34306662,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0173380853,
                "variance": 0.0003006092019
              },
              {
                "average": 1.403668185,
                "count": 34306662,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5151027109,
                "variance": 0.2653308028
              },
              {
                "average": 1.088175828,
                "count": 34306662,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.141686,
                "variance": 172.7039108
              },
              {
                "average": 0,
                "count": 34306662,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.84844728,
                "count": 34306662,
                "maximum": 29,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.555276232,
                "variance": 2.418884157
              },
              {
                "average": 216055555.6,
                "count": 34306662,
                "maximum": 216056668.6,
                "minimum": 216053246.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 903.3809664,
                "variance": 816097.1704
              },
              {
                "average": 0,
                "count": 34306662,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34306662,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34306662,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34306662,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34306662,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721866.8251,
              5395880.22,
              1812.609284,
              723417.2651,
              5397438.94,
              2066.909284
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721866.8250764261,
                    5395880.220196573,
                    1812.6092838775644
                  ],
                  [
                    721866.8250764261,
                    5397438.940196574,
                    1812.6092838775644
                  ],
                  [
                    723417.2650764261,
                    5397438.940196574,
                    2066.9092838775646
                  ],
                  [
                    723417.2650764261,
                    5395880.220196573,
                    2066.9092838775646
                  ],
                  [
                    721866.8250764261,
                    5395880.220196573,
                    1812.6092838775644
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:31:08+00:00",
            "end_time": "2018-07-19T16:34:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.026601157685,
              48.393099629495936,
              809.7002085690572
            ],
            [
              -120.02578439550481,
              48.407099882446715,
              809.7002085690572
            ],
            [
              -120.0047706812571,
              48.40655430233355,
              1198.2002085690572
            ],
            [
              -120.00559319314446,
              48.392554316050266,
              1198.2002085690572
            ],
            [
              -120.026601157685,
              48.393099629495936,
              809.7002085690572
            ]
          ]
        ]
      },
      "bbox": [
        -120.0266012,
        48.39255432,
        809.7002086,
        -120.0047707,
        48.40709988,
        1198.200209
      ],
      "properties": {
        "datetime": "2018-07-19T19:23:27Z",
        "pc:count": 27267306,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720872.8619,
            "count": 27267306,
            "maximum": 721657.6266,
            "minimum": 720100.3466,
            "name": "X",
            "position": 0,
            "stddev": 430.0423827,
            "variance": 184936.4509
          },
          {
            "average": 5365057.726,
            "count": 27267306,
            "maximum": 5365823.518,
            "minimum": 5364265.238,
            "name": "Y",
            "position": 1,
            "stddev": 430.3329313,
            "variance": 185186.4317
          },
          {
            "average": 949.5394086,
            "count": 27267306,
            "maximum": 1198.200209,
            "minimum": 809.7002086,
            "name": "Z",
            "position": 2,
            "stddev": 68.9565786,
            "variance": 4755.009732
          },
          {
            "average": 1163.962833,
            "count": 27267306,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 230.3916882,
            "variance": 53080.33
          },
          {
            "average": 1.05339244,
            "count": 27267306,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2696617847,
            "variance": 0.07271747814
          },
          {
            "average": 1.106771751,
            "count": 27267306,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4023428519,
            "variance": 0.1618797704
          },
          {
            "average": 0.4970226982,
            "count": 27267306,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999911448,
            "variance": 0.2499911448
          },
          {
            "average": 0.0002638691186,
            "count": 27267306,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01624190572,
            "variance": 0.0002637995013
          },
          {
            "average": 1.656646278,
            "count": 27267306,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5133973409,
            "variance": 0.2635768297
          },
          {
            "average": -1.267424093,
            "count": 27267306,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.383072337,
            "variance": 88.04204647
          },
          {
            "average": 0,
            "count": 27267306,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.32286615,
            "count": 27267306,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.121782202,
            "variance": 4.501959711
          },
          {
            "average": 216060965.9,
            "count": 27267306,
            "maximum": 216063407.5,
            "minimum": 216059426.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1046.34298,
            "variance": 1094833.632
          },
          {
            "average": 0,
            "count": 27267306,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27267306,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27267306,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27267306,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27267306,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720100.3466,
          5364265.238,
          809.7002086,
          721657.6266,
          5365823.518,
          1198.200209
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720100.3465993736,
                5364265.237859341,
                809.7002085690572
              ],
              [
                720100.3465993736,
                5365823.517859341,
                809.7002085690572
              ],
              [
                721657.6265993736,
                5365823.517859341,
                1198.2002085690572
              ],
              [
                721657.6265993736,
                5364265.237859341,
                1198.2002085690572
              ],
              [
                720100.3465993736,
                5364265.237859341,
                809.7002085690572
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:23:27+00:00",
        "end_time": "2018-07-19T18:17:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0266012,
            48.39255432,
            809.7002086,
            -120.0047707,
            48.40709988,
            1198.200209
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.026601157685,
                  48.393099629495936,
                  809.7002085690572
                ],
                [
                  -120.02578439550481,
                  48.407099882446715,
                  809.7002085690572
                ],
                [
                  -120.0047706812571,
                  48.40655430233355,
                  1198.2002085690572
                ],
                [
                  -120.00559319314446,
                  48.392554316050266,
                  1198.2002085690572
                ],
                [
                  -120.026601157685,
                  48.393099629495936,
                  809.7002085690572
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:23:27Z",
            "pc:count": 27267306,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720872.8619,
                "count": 27267306,
                "maximum": 721657.6266,
                "minimum": 720100.3466,
                "name": "X",
                "position": 0,
                "stddev": 430.0423827,
                "variance": 184936.4509
              },
              {
                "average": 5365057.726,
                "count": 27267306,
                "maximum": 5365823.518,
                "minimum": 5364265.238,
                "name": "Y",
                "position": 1,
                "stddev": 430.3329313,
                "variance": 185186.4317
              },
              {
                "average": 949.5394086,
                "count": 27267306,
                "maximum": 1198.200209,
                "minimum": 809.7002086,
                "name": "Z",
                "position": 2,
                "stddev": 68.9565786,
                "variance": 4755.009732
              },
              {
                "average": 1163.962833,
                "count": 27267306,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 230.3916882,
                "variance": 53080.33
              },
              {
                "average": 1.05339244,
                "count": 27267306,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2696617847,
                "variance": 0.07271747814
              },
              {
                "average": 1.106771751,
                "count": 27267306,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4023428519,
                "variance": 0.1618797704
              },
              {
                "average": 0.4970226982,
                "count": 27267306,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999911448,
                "variance": 0.2499911448
              },
              {
                "average": 0.0002638691186,
                "count": 27267306,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01624190572,
                "variance": 0.0002637995013
              },
              {
                "average": 1.656646278,
                "count": 27267306,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5133973409,
                "variance": 0.2635768297
              },
              {
                "average": -1.267424093,
                "count": 27267306,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.383072337,
                "variance": 88.04204647
              },
              {
                "average": 0,
                "count": 27267306,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.32286615,
                "count": 27267306,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.121782202,
                "variance": 4.501959711
              },
              {
                "average": 216060965.9,
                "count": 27267306,
                "maximum": 216063407.5,
                "minimum": 216059426.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1046.34298,
                "variance": 1094833.632
              },
              {
                "average": 0,
                "count": 27267306,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27267306,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27267306,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27267306,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27267306,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720100.3466,
              5364265.238,
              809.7002086,
              721657.6266,
              5365823.518,
              1198.200209
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720100.3465993736,
                    5364265.237859341,
                    809.7002085690572
                  ],
                  [
                    720100.3465993736,
                    5365823.517859341,
                    809.7002085690572
                  ],
                  [
                    721657.6265993736,
                    5365823.517859341,
                    1198.2002085690572
                  ],
                  [
                    721657.6265993736,
                    5364265.237859341,
                    1198.2002085690572
                  ],
                  [
                    720100.3465993736,
                    5364265.237859341,
                    809.7002085690572
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:23:27+00:00",
            "end_time": "2018-07-19T18:17:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98604847137491,
              48.6225230294293,
              1521.129303265291
            ],
            [
              -119.98521366856987,
              48.63652579648575,
              1521.129303265291
            ],
            [
              -119.96410752596792,
              48.635970909900884,
              1962.2693032652908
            ],
            [
              -119.96494815131464,
              48.62196841438081,
              1962.2693032652908
            ],
            [
              -119.98604847137491,
              48.6225230294293,
              1521.129303265291
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860485,
        48.62196841,
        1521.129303,
        -119.9641075,
        48.6365258,
        1962.269303
      ],
      "properties": {
        "datetime": "2018-07-19T17:32:47Z",
        "pc:count": 29776058,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722846.9495,
            "count": 29776058,
            "maximum": 723653.4109,
            "minimum": 722096.2709,
            "name": "X",
            "position": 0,
            "stddev": 411.4494883,
            "variance": 169290.6815
          },
          {
            "average": 5390679.554,
            "count": 29776058,
            "maximum": 5391438.72,
            "minimum": 5389880.04,
            "name": "Y",
            "position": 1,
            "stddev": 434.2775284,
            "variance": 188596.9717
          },
          {
            "average": 1710.817665,
            "count": 29776058,
            "maximum": 1962.269303,
            "minimum": 1521.129303,
            "name": "Z",
            "position": 2,
            "stddev": 99.22123749,
            "variance": 9844.853969
          },
          {
            "average": 1323.393547,
            "count": 29776058,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 470.1339196,
            "variance": 221025.9024
          },
          {
            "average": 1.16641004,
            "count": 29776058,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4272412622,
            "variance": 0.1825350962
          },
          {
            "average": 1.332854033,
            "count": 29776058,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5945999936,
            "variance": 0.3535491524
          },
          {
            "average": 0.4965625403,
            "count": 29776058,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999881921,
            "variance": 0.2499881923
          },
          {
            "average": 0.0002444581482,
            "count": 29776058,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01563324652,
            "variance": 0.0002443983966
          },
          {
            "average": 1.469261848,
            "count": 29776058,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5713209775,
            "variance": 0.3264076593
          },
          {
            "average": 1.469374902,
            "count": 29776058,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.657463,
            "variance": 135.8964436
          },
          {
            "average": 0,
            "count": 29776058,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.956458,
            "count": 29776058,
            "maximum": 29,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.463180478,
            "variance": 2.140897111
          },
          {
            "average": 216055627.2,
            "count": 29776058,
            "maximum": 216056767.4,
            "minimum": 216053345,
            "name": "GpsTime",
            "position": 12,
            "stddev": 842.0934703,
            "variance": 709121.4128
          },
          {
            "average": 0,
            "count": 29776058,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29776058,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29776058,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29776058,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29776058,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722096.2709,
          5389880.04,
          1521.129303,
          723653.4109,
          5391438.72,
          1962.269303
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722096.2709342852,
                5389880.039536782,
                1521.129303265291
              ],
              [
                722096.2709342852,
                5391438.719536781,
                1521.129303265291
              ],
              [
                723653.4109342851,
                5391438.719536781,
                1962.2693032652908
              ],
              [
                723653.4109342851,
                5389880.039536782,
                1962.2693032652908
              ],
              [
                722096.2709342852,
                5389880.039536782,
                1521.129303265291
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:32:47+00:00",
        "end_time": "2018-07-19T16:35:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860485,
            48.62196841,
            1521.129303,
            -119.9641075,
            48.6365258,
            1962.269303
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98604847137491,
                  48.6225230294293,
                  1521.129303265291
                ],
                [
                  -119.98521366856987,
                  48.63652579648575,
                  1521.129303265291
                ],
                [
                  -119.96410752596792,
                  48.635970909900884,
                  1962.2693032652908
                ],
                [
                  -119.96494815131464,
                  48.62196841438081,
                  1962.2693032652908
                ],
                [
                  -119.98604847137491,
                  48.6225230294293,
                  1521.129303265291
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:32:47Z",
            "pc:count": 29776058,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722846.9495,
                "count": 29776058,
                "maximum": 723653.4109,
                "minimum": 722096.2709,
                "name": "X",
                "position": 0,
                "stddev": 411.4494883,
                "variance": 169290.6815
              },
              {
                "average": 5390679.554,
                "count": 29776058,
                "maximum": 5391438.72,
                "minimum": 5389880.04,
                "name": "Y",
                "position": 1,
                "stddev": 434.2775284,
                "variance": 188596.9717
              },
              {
                "average": 1710.817665,
                "count": 29776058,
                "maximum": 1962.269303,
                "minimum": 1521.129303,
                "name": "Z",
                "position": 2,
                "stddev": 99.22123749,
                "variance": 9844.853969
              },
              {
                "average": 1323.393547,
                "count": 29776058,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 470.1339196,
                "variance": 221025.9024
              },
              {
                "average": 1.16641004,
                "count": 29776058,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4272412622,
                "variance": 0.1825350962
              },
              {
                "average": 1.332854033,
                "count": 29776058,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5945999936,
                "variance": 0.3535491524
              },
              {
                "average": 0.4965625403,
                "count": 29776058,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999881921,
                "variance": 0.2499881923
              },
              {
                "average": 0.0002444581482,
                "count": 29776058,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01563324652,
                "variance": 0.0002443983966
              },
              {
                "average": 1.469261848,
                "count": 29776058,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5713209775,
                "variance": 0.3264076593
              },
              {
                "average": 1.469374902,
                "count": 29776058,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.657463,
                "variance": 135.8964436
              },
              {
                "average": 0,
                "count": 29776058,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.956458,
                "count": 29776058,
                "maximum": 29,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.463180478,
                "variance": 2.140897111
              },
              {
                "average": 216055627.2,
                "count": 29776058,
                "maximum": 216056767.4,
                "minimum": 216053345,
                "name": "GpsTime",
                "position": 12,
                "stddev": 842.0934703,
                "variance": 709121.4128
              },
              {
                "average": 0,
                "count": 29776058,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29776058,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29776058,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29776058,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29776058,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722096.2709,
              5389880.04,
              1521.129303,
              723653.4109,
              5391438.72,
              1962.269303
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722096.2709342852,
                    5389880.039536782,
                    1521.129303265291
                  ],
                  [
                    722096.2709342852,
                    5391438.719536781,
                    1521.129303265291
                  ],
                  [
                    723653.4109342851,
                    5391438.719536781,
                    1962.2693032652908
                  ],
                  [
                    723653.4109342851,
                    5389880.039536782,
                    1962.2693032652908
                  ],
                  [
                    722096.2709342852,
                    5389880.039536782,
                    1521.129303265291
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:32:47+00:00",
            "end_time": "2018-07-19T16:35:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04706482939244,
              48.63600951906458,
              1488.067991940523
            ],
            [
              -120.04624649260269,
              48.65001357066139,
              1488.067991940523
            ],
            [
              -120.02513435474194,
              48.64946977719635,
              1955.2679919405227
            ],
            [
              -120.0259585196896,
              48.6354659917481,
              1955.2679919405227
            ],
            [
              -120.04706482939244,
              48.63600951906458,
              1488.067991940523
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470648,
        48.63546599,
        1488.067992,
        -120.0251344,
        48.65001357,
        1955.267992
      ],
      "properties": {
        "datetime": "2018-07-19T23:23:30Z",
        "pc:count": 36921730,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718339.5184,
            "count": 36921730,
            "maximum": 719099.5741,
            "minimum": 717542.4941,
            "name": "X",
            "position": 0,
            "stddev": 441.5725262,
            "variance": 194986.2959
          },
          {
            "average": 5391976.778,
            "count": 36921730,
            "maximum": 5392761.841,
            "minimum": 5391203.101,
            "name": "Y",
            "position": 1,
            "stddev": 442.5877344,
            "variance": 195883.9026
          },
          {
            "average": 1696.125209,
            "count": 36921730,
            "maximum": 1955.267992,
            "minimum": 1488.067992,
            "name": "Z",
            "position": 2,
            "stddev": 106.9585378,
            "variance": 11440.1288
          },
          {
            "average": 1465.048074,
            "count": 36921730,
            "maximum": 4095,
            "minimum": 17,
            "name": "Intensity",
            "position": 3,
            "stddev": 785.6341663,
            "variance": 617221.0432
          },
          {
            "average": 1.359871111,
            "count": 36921730,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6998589985,
            "variance": 0.4898026177
          },
          {
            "average": 1.720156964,
            "count": 36921730,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9903082385,
            "variance": 0.9807104072
          },
          {
            "average": 0.4977489679,
            "count": 36921730,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999949396,
            "variance": 0.2499949396
          },
          {
            "average": 0.0002534550792,
            "count": 36921730,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01591825514,
            "variance": 0.0002533908465
          },
          {
            "average": 1.375567775,
            "count": 36921730,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5481421859,
            "variance": 0.300459856
          },
          {
            "average": -3.41132187,
            "count": 36921730,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.52297552,
            "variance": 210.9168181
          },
          {
            "average": 0,
            "count": 36921730,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.12575326,
            "count": 36921730,
            "maximum": 67,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.265073955,
            "variance": 85.84159539
          },
          {
            "average": 216065347.4,
            "count": 36921730,
            "maximum": 216077810.8,
            "minimum": 216060975.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5252.013536,
            "variance": 27583646.18
          },
          {
            "average": 0,
            "count": 36921730,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36921730,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36921730,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36921730,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36921730,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717542.4941,
          5391203.101,
          1488.067992,
          719099.5741,
          5392761.841,
          1955.267992
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717542.4941113563,
                5391203.101398338,
                1488.067991940523
              ],
              [
                717542.4941113563,
                5392761.841398338,
                1488.067991940523
              ],
              [
                719099.5741113564,
                5392761.841398338,
                1955.2679919405227
              ],
              [
                719099.5741113564,
                5391203.101398338,
                1955.2679919405227
              ],
              [
                717542.4941113563,
                5391203.101398338,
                1488.067991940523
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:23:30+00:00",
        "end_time": "2018-07-19T18:42:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470648,
            48.63546599,
            1488.067992,
            -120.0251344,
            48.65001357,
            1955.267992
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04706482939244,
                  48.63600951906458,
                  1488.067991940523
                ],
                [
                  -120.04624649260269,
                  48.65001357066139,
                  1488.067991940523
                ],
                [
                  -120.02513435474194,
                  48.64946977719635,
                  1955.2679919405227
                ],
                [
                  -120.0259585196896,
                  48.6354659917481,
                  1955.2679919405227
                ],
                [
                  -120.04706482939244,
                  48.63600951906458,
                  1488.067991940523
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:23:30Z",
            "pc:count": 36921730,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718339.5184,
                "count": 36921730,
                "maximum": 719099.5741,
                "minimum": 717542.4941,
                "name": "X",
                "position": 0,
                "stddev": 441.5725262,
                "variance": 194986.2959
              },
              {
                "average": 5391976.778,
                "count": 36921730,
                "maximum": 5392761.841,
                "minimum": 5391203.101,
                "name": "Y",
                "position": 1,
                "stddev": 442.5877344,
                "variance": 195883.9026
              },
              {
                "average": 1696.125209,
                "count": 36921730,
                "maximum": 1955.267992,
                "minimum": 1488.067992,
                "name": "Z",
                "position": 2,
                "stddev": 106.9585378,
                "variance": 11440.1288
              },
              {
                "average": 1465.048074,
                "count": 36921730,
                "maximum": 4095,
                "minimum": 17,
                "name": "Intensity",
                "position": 3,
                "stddev": 785.6341663,
                "variance": 617221.0432
              },
              {
                "average": 1.359871111,
                "count": 36921730,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6998589985,
                "variance": 0.4898026177
              },
              {
                "average": 1.720156964,
                "count": 36921730,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9903082385,
                "variance": 0.9807104072
              },
              {
                "average": 0.4977489679,
                "count": 36921730,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999949396,
                "variance": 0.2499949396
              },
              {
                "average": 0.0002534550792,
                "count": 36921730,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01591825514,
                "variance": 0.0002533908465
              },
              {
                "average": 1.375567775,
                "count": 36921730,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5481421859,
                "variance": 0.300459856
              },
              {
                "average": -3.41132187,
                "count": 36921730,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.52297552,
                "variance": 210.9168181
              },
              {
                "average": 0,
                "count": 36921730,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.12575326,
                "count": 36921730,
                "maximum": 67,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.265073955,
                "variance": 85.84159539
              },
              {
                "average": 216065347.4,
                "count": 36921730,
                "maximum": 216077810.8,
                "minimum": 216060975.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5252.013536,
                "variance": 27583646.18
              },
              {
                "average": 0,
                "count": 36921730,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36921730,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36921730,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36921730,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36921730,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717542.4941,
              5391203.101,
              1488.067992,
              719099.5741,
              5392761.841,
              1955.267992
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717542.4941113563,
                    5391203.101398338,
                    1488.067991940523
                  ],
                  [
                    717542.4941113563,
                    5392761.841398338,
                    1488.067991940523
                  ],
                  [
                    719099.5741113564,
                    5392761.841398338,
                    1955.2679919405227
                  ],
                  [
                    719099.5741113564,
                    5391203.101398338,
                    1955.2679919405227
                  ],
                  [
                    717542.4941113563,
                    5391203.101398338,
                    1488.067991940523
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:23:30+00:00",
            "end_time": "2018-07-19T18:42:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.14842458449472,
              48.51446411200175,
              835.7463563429355
            ],
            [
              -120.1476380341255,
              48.52846342888974,
              835.7463563429355
            ],
            [
              -120.12657510648573,
              48.527939208222826,
              1146.5863563429355
            ],
            [
              -120.12736744563188,
              48.513940147678774,
              1146.5863563429355
            ],
            [
              -120.14842458449472,
              48.51446411200175,
              835.7463563429355
            ]
          ]
        ]
      },
      "bbox": [
        -120.1484246,
        48.51394015,
        835.7463563,
        -120.1265751,
        48.52846343,
        1146.586356
      ],
      "properties": {
        "datetime": "2018-07-20T16:03:13Z",
        "pc:count": 44165390,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711411.8219,
            "count": 44165390,
            "maximum": 712137.6955,
            "minimum": 710580.6555,
            "name": "X",
            "position": 0,
            "stddev": 424.3810751,
            "variance": 180099.2969
          },
          {
            "average": 5378225.968,
            "count": 44165390,
            "maximum": 5378968.494,
            "minimum": 5377410.454,
            "name": "Y",
            "position": 1,
            "stddev": 430.056287,
            "variance": 184948.41
          },
          {
            "average": 963.1464515,
            "count": 44165390,
            "maximum": 1146.586356,
            "minimum": 835.7463563,
            "name": "Z",
            "position": 2,
            "stddev": 72.37172919,
            "variance": 5237.667186
          },
          {
            "average": 715.9451754,
            "count": 44165390,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 520.031374,
            "variance": 270432.6299
          },
          {
            "average": 1.536665724,
            "count": 44165390,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8168478829,
            "variance": 0.6672404638
          },
          {
            "average": 2.073152394,
            "count": 44165390,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.084832862,
            "variance": 1.176862338
          },
          {
            "average": 0.4964970082,
            "count": 44165390,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999877346,
            "variance": 0.2499877347
          },
          {
            "average": 0.0003068918898,
            "count": 44165390,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01751564198,
            "variance": 0.0003067977141
          },
          {
            "average": 1.346523103,
            "count": 44165390,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5225167167,
            "variance": 0.2730237193
          },
          {
            "average": -0.4815962149,
            "count": 44165390,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.38367883,
            "variance": 153.3555013
          },
          {
            "average": 0,
            "count": 44165390,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 482.5128061,
            "count": 44165390,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 619.7273577,
            "variance": 384061.9979
          },
          {
            "average": 216122731.6,
            "count": 44165390,
            "maximum": 216137793.2,
            "minimum": 216089478.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20894.08318,
            "variance": 436562712.1
          },
          {
            "average": 0,
            "count": 44165390,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44165390,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44165390,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44165390,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44165390,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710580.6555,
          5377410.454,
          835.7463563,
          712137.6955,
          5378968.494,
          1146.586356
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710580.6554569111,
                5377410.454479612,
                835.7463563429355
              ],
              [
                710580.6554569111,
                5378968.4944796115,
                835.7463563429355
              ],
              [
                712137.6954569111,
                5378968.4944796115,
                1146.5863563429355
              ],
              [
                712137.6954569111,
                5377410.454479612,
                1146.5863563429355
              ],
              [
                710580.6554569111,
                5377410.454479612,
                835.7463563429355
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:03:13+00:00",
        "end_time": "2018-07-20T02:37:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1484246,
            48.51394015,
            835.7463563,
            -120.1265751,
            48.52846343,
            1146.586356
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.14842458449472,
                  48.51446411200175,
                  835.7463563429355
                ],
                [
                  -120.1476380341255,
                  48.52846342888974,
                  835.7463563429355
                ],
                [
                  -120.12657510648573,
                  48.527939208222826,
                  1146.5863563429355
                ],
                [
                  -120.12736744563188,
                  48.513940147678774,
                  1146.5863563429355
                ],
                [
                  -120.14842458449472,
                  48.51446411200175,
                  835.7463563429355
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:03:13Z",
            "pc:count": 44165390,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711411.8219,
                "count": 44165390,
                "maximum": 712137.6955,
                "minimum": 710580.6555,
                "name": "X",
                "position": 0,
                "stddev": 424.3810751,
                "variance": 180099.2969
              },
              {
                "average": 5378225.968,
                "count": 44165390,
                "maximum": 5378968.494,
                "minimum": 5377410.454,
                "name": "Y",
                "position": 1,
                "stddev": 430.056287,
                "variance": 184948.41
              },
              {
                "average": 963.1464515,
                "count": 44165390,
                "maximum": 1146.586356,
                "minimum": 835.7463563,
                "name": "Z",
                "position": 2,
                "stddev": 72.37172919,
                "variance": 5237.667186
              },
              {
                "average": 715.9451754,
                "count": 44165390,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 520.031374,
                "variance": 270432.6299
              },
              {
                "average": 1.536665724,
                "count": 44165390,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8168478829,
                "variance": 0.6672404638
              },
              {
                "average": 2.073152394,
                "count": 44165390,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.084832862,
                "variance": 1.176862338
              },
              {
                "average": 0.4964970082,
                "count": 44165390,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999877346,
                "variance": 0.2499877347
              },
              {
                "average": 0.0003068918898,
                "count": 44165390,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01751564198,
                "variance": 0.0003067977141
              },
              {
                "average": 1.346523103,
                "count": 44165390,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5225167167,
                "variance": 0.2730237193
              },
              {
                "average": -0.4815962149,
                "count": 44165390,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.38367883,
                "variance": 153.3555013
              },
              {
                "average": 0,
                "count": 44165390,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 482.5128061,
                "count": 44165390,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 619.7273577,
                "variance": 384061.9979
              },
              {
                "average": 216122731.6,
                "count": 44165390,
                "maximum": 216137793.2,
                "minimum": 216089478.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20894.08318,
                "variance": 436562712.1
              },
              {
                "average": 0,
                "count": 44165390,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44165390,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44165390,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44165390,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44165390,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710580.6555,
              5377410.454,
              835.7463563,
              712137.6955,
              5378968.494,
              1146.586356
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710580.6554569111,
                    5377410.454479612,
                    835.7463563429355
                  ],
                  [
                    710580.6554569111,
                    5378968.4944796115,
                    835.7463563429355
                  ],
                  [
                    712137.6954569111,
                    5378968.4944796115,
                    1146.5863563429355
                  ],
                  [
                    712137.6954569111,
                    5377410.454479612,
                    1146.5863563429355
                  ],
                  [
                    710580.6554569111,
                    5377410.454479612,
                    835.7463563429355
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:03:13+00:00",
            "end_time": "2018-07-20T02:37:58+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0877228388196,
              48.62249044285416,
              1123.045988433406
            ],
            [
              -120.08691623616818,
              48.636493420134904,
              1123.045988433406
            ],
            [
              -120.06580923835388,
              48.63595719837238,
              1532.2459884334057
            ],
            [
              -120.06662166494566,
              48.621954483498286,
              1532.2459884334057
            ],
            [
              -120.0877228388196,
              48.62249044285416,
              1123.045988433406
            ]
          ]
        ]
      },
      "bbox": [
        -120.0877228,
        48.62195448,
        1123.045988,
        -120.0658092,
        48.63649342,
        1532.245988
      ],
      "properties": {
        "datetime": "2018-07-20T01:20:19Z",
        "pc:count": 41033420,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715404.7968,
            "count": 41033420,
            "maximum": 716161.9715,
            "minimum": 714604.9115,
            "name": "X",
            "position": 0,
            "stddev": 424.2929132,
            "variance": 180024.4762
          },
          {
            "average": 5390348.666,
            "count": 41033420,
            "maximum": 5391144,
            "minimum": 5389585.44,
            "name": "Y",
            "position": 1,
            "stddev": 433.5311868,
            "variance": 187949.29
          },
          {
            "average": 1306.502306,
            "count": 41033420,
            "maximum": 1532.245988,
            "minimum": 1123.045988,
            "name": "Z",
            "position": 2,
            "stddev": 85.60358087,
            "variance": 7327.973057
          },
          {
            "average": 923.2333351,
            "count": 41033420,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 444.7372281,
            "variance": 197791.2021
          },
          {
            "average": 1.251422572,
            "count": 41033420,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5899715925,
            "variance": 0.3480664799
          },
          {
            "average": 1.502852772,
            "count": 41033420,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8541463531,
            "variance": 0.7295659925
          },
          {
            "average": 0.4962888787,
            "count": 41033420,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999862335,
            "variance": 0.2499862337
          },
          {
            "average": 0.0002689271331,
            "count": 41033420,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01639679291,
            "variance": 0.0002688548178
          },
          {
            "average": 1.432197999,
            "count": 41033420,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5436449885,
            "variance": 0.2955498736
          },
          {
            "average": 0.2349891339,
            "count": 41033420,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.26932561,
            "variance": 150.5363509
          },
          {
            "average": 0,
            "count": 41033420,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.60815703,
            "count": 41033420,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.316893659,
            "variance": 5.367996226
          },
          {
            "average": 216082182.3,
            "count": 41033420,
            "maximum": 216084819.9,
            "minimum": 216079997,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1379.020935,
            "variance": 1901698.739
          },
          {
            "average": 0,
            "count": 41033420,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41033420,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41033420,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41033420,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41033420,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714604.9115,
          5389585.44,
          1123.045988,
          716161.9715,
          5391144,
          1532.245988
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714604.9114868178,
                5389585.440321654,
                1123.045988433406
              ],
              [
                714604.9114868178,
                5391144.000321655,
                1123.045988433406
              ],
              [
                716161.9714868178,
                5391144.000321655,
                1532.2459884334057
              ],
              [
                716161.9714868178,
                5389585.440321654,
                1532.2459884334057
              ],
              [
                714604.9114868178,
                5389585.440321654,
                1123.045988433406
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:20:19+00:00",
        "end_time": "2018-07-19T23:59:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0877228,
            48.62195448,
            1123.045988,
            -120.0658092,
            48.63649342,
            1532.245988
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0877228388196,
                  48.62249044285416,
                  1123.045988433406
                ],
                [
                  -120.08691623616818,
                  48.636493420134904,
                  1123.045988433406
                ],
                [
                  -120.06580923835388,
                  48.63595719837238,
                  1532.2459884334057
                ],
                [
                  -120.06662166494566,
                  48.621954483498286,
                  1532.2459884334057
                ],
                [
                  -120.0877228388196,
                  48.62249044285416,
                  1123.045988433406
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:20:19Z",
            "pc:count": 41033420,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715404.7968,
                "count": 41033420,
                "maximum": 716161.9715,
                "minimum": 714604.9115,
                "name": "X",
                "position": 0,
                "stddev": 424.2929132,
                "variance": 180024.4762
              },
              {
                "average": 5390348.666,
                "count": 41033420,
                "maximum": 5391144,
                "minimum": 5389585.44,
                "name": "Y",
                "position": 1,
                "stddev": 433.5311868,
                "variance": 187949.29
              },
              {
                "average": 1306.502306,
                "count": 41033420,
                "maximum": 1532.245988,
                "minimum": 1123.045988,
                "name": "Z",
                "position": 2,
                "stddev": 85.60358087,
                "variance": 7327.973057
              },
              {
                "average": 923.2333351,
                "count": 41033420,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 444.7372281,
                "variance": 197791.2021
              },
              {
                "average": 1.251422572,
                "count": 41033420,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5899715925,
                "variance": 0.3480664799
              },
              {
                "average": 1.502852772,
                "count": 41033420,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8541463531,
                "variance": 0.7295659925
              },
              {
                "average": 0.4962888787,
                "count": 41033420,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999862335,
                "variance": 0.2499862337
              },
              {
                "average": 0.0002689271331,
                "count": 41033420,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01639679291,
                "variance": 0.0002688548178
              },
              {
                "average": 1.432197999,
                "count": 41033420,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5436449885,
                "variance": 0.2955498736
              },
              {
                "average": 0.2349891339,
                "count": 41033420,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.26932561,
                "variance": 150.5363509
              },
              {
                "average": 0,
                "count": 41033420,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.60815703,
                "count": 41033420,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.316893659,
                "variance": 5.367996226
              },
              {
                "average": 216082182.3,
                "count": 41033420,
                "maximum": 216084819.9,
                "minimum": 216079997,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1379.020935,
                "variance": 1901698.739
              },
              {
                "average": 0,
                "count": 41033420,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41033420,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41033420,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41033420,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41033420,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714604.9115,
              5389585.44,
              1123.045988,
              716161.9715,
              5391144,
              1532.245988
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714604.9114868178,
                    5389585.440321654,
                    1123.045988433406
                  ],
                  [
                    714604.9114868178,
                    5391144.000321655,
                    1123.045988433406
                  ],
                  [
                    716161.9714868178,
                    5391144.000321655,
                    1532.2459884334057
                  ],
                  [
                    716161.9714868178,
                    5389585.440321654,
                    1532.2459884334057
                  ],
                  [
                    714604.9114868178,
                    5389585.440321654,
                    1123.045988433406
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:20:19+00:00",
            "end_time": "2018-07-19T23:59:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1583308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06699387018219,
              48.312124119925315,
              449.850625453868
            ],
            [
              -120.06619072760849,
              48.32612076806731,
              449.850625453868
            ],
            [
              -120.04520980047315,
              48.32558324531978,
              627.7706254538681
            ],
            [
              -120.04601866636291,
              48.31158685975085,
              627.7706254538681
            ],
            [
              -120.06699387018219,
              48.312124119925315,
              449.850625453868
            ]
          ]
        ]
      },
      "bbox": [
        -120.0669939,
        48.31158686,
        449.8506255,
        -120.0452098,
        48.32612077,
        627.7706255
      ],
      "properties": {
        "datetime": "2018-07-20T00:21:35Z",
        "pc:count": 32457150,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718229.3222,
            "count": 32457150,
            "maximum": 719012.4639,
            "minimum": 717455.2039,
            "name": "X",
            "position": 0,
            "stddev": 428.0840084,
            "variance": 183255.9182
          },
          {
            "average": 5355938.16,
            "count": 32457150,
            "maximum": 5356708.437,
            "minimum": 5355150.637,
            "name": "Y",
            "position": 1,
            "stddev": 426.003864,
            "variance": 181479.2922
          },
          {
            "average": 478.3365196,
            "count": 32457150,
            "maximum": 627.7706255,
            "minimum": 449.8506255,
            "name": "Z",
            "position": 2,
            "stddev": 27.8608407,
            "variance": 776.2264444
          },
          {
            "average": 1099.370085,
            "count": 32457150,
            "maximum": 4095,
            "minimum": 102,
            "name": "Intensity",
            "position": 3,
            "stddev": 435.2299626,
            "variance": 189425.1204
          },
          {
            "average": 1.068684466,
            "count": 32457150,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2770949158,
            "variance": 0.07678159236
          },
          {
            "average": 1.137365111,
            "count": 32457150,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3961544908,
            "variance": 0.1569383806
          },
          {
            "average": 0.4956254323,
            "count": 32457150,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999808705,
            "variance": 0.2499808709
          },
          {
            "average": 0.0002829268744,
            "count": 32457150,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01681805088,
            "variance": 0.0002828468355
          },
          {
            "average": 1.510459606,
            "count": 32457150,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5108270911,
            "variance": 0.260944317
          },
          {
            "average": 2.206772887,
            "count": 32457150,
            "maximum": 13.00199986,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.965369905,
            "variance": 63.44711773
          },
          {
            "average": 0,
            "count": 32457150,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.90286051,
            "count": 32457150,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.590272781,
            "variance": 57.61224089
          },
          {
            "average": 216077715.3,
            "count": 32457150,
            "maximum": 216081295.3,
            "minimum": 216063982.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4358.050213,
            "variance": 18992601.66
          },
          {
            "average": 0,
            "count": 32457150,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32457150,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32457150,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32457150,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32457150,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717455.2039,
          5355150.637,
          449.8506255,
          719012.4639,
          5356708.437,
          627.7706255
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717455.2039361816,
                5355150.636923656,
                449.850625453868
              ],
              [
                717455.2039361816,
                5356708.436923657,
                449.850625453868
              ],
              [
                719012.4639361816,
                5356708.436923657,
                627.7706254538681
              ],
              [
                719012.4639361816,
                5355150.636923656,
                627.7706254538681
              ],
              [
                717455.2039361816,
                5355150.636923656,
                449.850625453868
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:21:35+00:00",
        "end_time": "2018-07-19T19:33:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1583308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1583308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1583308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1583308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0669939,
            48.31158686,
            449.8506255,
            -120.0452098,
            48.32612077,
            627.7706255
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06699387018219,
                  48.312124119925315,
                  449.850625453868
                ],
                [
                  -120.06619072760849,
                  48.32612076806731,
                  449.850625453868
                ],
                [
                  -120.04520980047315,
                  48.32558324531978,
                  627.7706254538681
                ],
                [
                  -120.04601866636291,
                  48.31158685975085,
                  627.7706254538681
                ],
                [
                  -120.06699387018219,
                  48.312124119925315,
                  449.850625453868
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1583308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1583308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:21:35Z",
            "pc:count": 32457150,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718229.3222,
                "count": 32457150,
                "maximum": 719012.4639,
                "minimum": 717455.2039,
                "name": "X",
                "position": 0,
                "stddev": 428.0840084,
                "variance": 183255.9182
              },
              {
                "average": 5355938.16,
                "count": 32457150,
                "maximum": 5356708.437,
                "minimum": 5355150.637,
                "name": "Y",
                "position": 1,
                "stddev": 426.003864,
                "variance": 181479.2922
              },
              {
                "average": 478.3365196,
                "count": 32457150,
                "maximum": 627.7706255,
                "minimum": 449.8506255,
                "name": "Z",
                "position": 2,
                "stddev": 27.8608407,
                "variance": 776.2264444
              },
              {
                "average": 1099.370085,
                "count": 32457150,
                "maximum": 4095,
                "minimum": 102,
                "name": "Intensity",
                "position": 3,
                "stddev": 435.2299626,
                "variance": 189425.1204
              },
              {
                "average": 1.068684466,
                "count": 32457150,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2770949158,
                "variance": 0.07678159236
              },
              {
                "average": 1.137365111,
                "count": 32457150,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3961544908,
                "variance": 0.1569383806
              },
              {
                "average": 0.4956254323,
                "count": 32457150,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999808705,
                "variance": 0.2499808709
              },
              {
                "average": 0.0002829268744,
                "count": 32457150,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01681805088,
                "variance": 0.0002828468355
              },
              {
                "average": 1.510459606,
                "count": 32457150,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5108270911,
                "variance": 0.260944317
              },
              {
                "average": 2.206772887,
                "count": 32457150,
                "maximum": 13.00199986,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.965369905,
                "variance": 63.44711773
              },
              {
                "average": 0,
                "count": 32457150,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.90286051,
                "count": 32457150,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.590272781,
                "variance": 57.61224089
              },
              {
                "average": 216077715.3,
                "count": 32457150,
                "maximum": 216081295.3,
                "minimum": 216063982.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4358.050213,
                "variance": 18992601.66
              },
              {
                "average": 0,
                "count": 32457150,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32457150,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32457150,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32457150,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32457150,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717455.2039,
              5355150.637,
              449.8506255,
              719012.4639,
              5356708.437,
              627.7706255
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717455.2039361816,
                    5355150.636923656,
                    449.850625453868
                  ],
                  [
                    717455.2039361816,
                    5356708.436923657,
                    449.850625453868
                  ],
                  [
                    719012.4639361816,
                    5356708.436923657,
                    627.7706254538681
                  ],
                  [
                    719012.4639361816,
                    5355150.636923656,
                    627.7706254538681
                  ],
                  [
                    717455.2039361816,
                    5355150.636923656,
                    449.850625453868
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:21:35+00:00",
            "end_time": "2018-07-19T19:33:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06716477961005,
              48.447061068938595,
              937.3059261328849
            ],
            [
              -120.0663578505336,
              48.46105774891624,
              937.3059261328849
            ],
            [
              -120.04532218140604,
              48.460519159800846,
              1577.825926132885
            ],
            [
              -120.04613487611527,
              48.44652274306688,
              1577.825926132885
            ],
            [
              -120.06716477961005,
              48.447061068938595,
              937.3059261328849
            ]
          ]
        ]
      },
      "bbox": [
        -120.0671648,
        48.44652274,
        937.3059261,
        -120.0453222,
        48.46105775,
        1577.825926
      ],
      "properties": {
        "datetime": "2018-07-20T00:17:15Z",
        "pc:count": 35249367,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717632.6984,
            "count": 35249367,
            "maximum": 718425.3804,
            "minimum": 716868.1804,
            "name": "X",
            "position": 0,
            "stddev": 434.5839803,
            "variance": 188863.2359
          },
          {
            "average": 5370923.572,
            "count": 35249367,
            "maximum": 5371704.368,
            "minimum": 5370146.528,
            "name": "Y",
            "position": 1,
            "stddev": 431.3925444,
            "variance": 186099.5273
          },
          {
            "average": 1246.735074,
            "count": 35249367,
            "maximum": 1577.825926,
            "minimum": 937.3059261,
            "name": "Z",
            "position": 2,
            "stddev": 109.1888004,
            "variance": 11922.19413
          },
          {
            "average": 1048.543264,
            "count": 35249367,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 399.6218423,
            "variance": 159697.6168
          },
          {
            "average": 1.08895164,
            "count": 35249367,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3479322043,
            "variance": 0.1210568188
          },
          {
            "average": 1.177888897,
            "count": 35249367,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5160320145,
            "variance": 0.26628904
          },
          {
            "average": 0.4956415529,
            "count": 35249367,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999810107,
            "variance": 0.249981011
          },
          {
            "average": 0.0002851398722,
            "count": 35249367,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01688367778,
            "variance": 0.0002850585755
          },
          {
            "average": 1.508642978,
            "count": 35249367,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5556171524,
            "variance": 0.3087104201
          },
          {
            "average": 3.215777627,
            "count": 35249367,
            "maximum": 19.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.10464594,
            "variance": 123.3131614
          },
          {
            "average": 0,
            "count": 35249367,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.69720778,
            "count": 35249367,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.267994317,
            "variance": 52.82374139
          },
          {
            "average": 216077823.7,
            "count": 35249367,
            "maximum": 216081035.7,
            "minimum": 216064211.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4141.255535,
            "variance": 17149997.41
          },
          {
            "average": 0,
            "count": 35249367,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35249367,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35249367,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35249367,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35249367,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716868.1804,
          5370146.528,
          937.3059261,
          718425.3804,
          5371704.368,
          1577.825926
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716868.180375535,
                5370146.528272791,
                937.3059261328849
              ],
              [
                716868.180375535,
                5371704.368272791,
                937.3059261328849
              ],
              [
                718425.380375535,
                5371704.368272791,
                1577.825926132885
              ],
              [
                718425.380375535,
                5370146.528272791,
                1577.825926132885
              ],
              [
                716868.180375535,
                5370146.528272791,
                937.3059261328849
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:17:15+00:00",
        "end_time": "2018-07-19T19:36:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0671648,
            48.44652274,
            937.3059261,
            -120.0453222,
            48.46105775,
            1577.825926
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06716477961005,
                  48.447061068938595,
                  937.3059261328849
                ],
                [
                  -120.0663578505336,
                  48.46105774891624,
                  937.3059261328849
                ],
                [
                  -120.04532218140604,
                  48.460519159800846,
                  1577.825926132885
                ],
                [
                  -120.04613487611527,
                  48.44652274306688,
                  1577.825926132885
                ],
                [
                  -120.06716477961005,
                  48.447061068938595,
                  937.3059261328849
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:17:15Z",
            "pc:count": 35249367,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717632.6984,
                "count": 35249367,
                "maximum": 718425.3804,
                "minimum": 716868.1804,
                "name": "X",
                "position": 0,
                "stddev": 434.5839803,
                "variance": 188863.2359
              },
              {
                "average": 5370923.572,
                "count": 35249367,
                "maximum": 5371704.368,
                "minimum": 5370146.528,
                "name": "Y",
                "position": 1,
                "stddev": 431.3925444,
                "variance": 186099.5273
              },
              {
                "average": 1246.735074,
                "count": 35249367,
                "maximum": 1577.825926,
                "minimum": 937.3059261,
                "name": "Z",
                "position": 2,
                "stddev": 109.1888004,
                "variance": 11922.19413
              },
              {
                "average": 1048.543264,
                "count": 35249367,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 399.6218423,
                "variance": 159697.6168
              },
              {
                "average": 1.08895164,
                "count": 35249367,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3479322043,
                "variance": 0.1210568188
              },
              {
                "average": 1.177888897,
                "count": 35249367,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5160320145,
                "variance": 0.26628904
              },
              {
                "average": 0.4956415529,
                "count": 35249367,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999810107,
                "variance": 0.249981011
              },
              {
                "average": 0.0002851398722,
                "count": 35249367,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01688367778,
                "variance": 0.0002850585755
              },
              {
                "average": 1.508642978,
                "count": 35249367,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5556171524,
                "variance": 0.3087104201
              },
              {
                "average": 3.215777627,
                "count": 35249367,
                "maximum": 19.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.10464594,
                "variance": 123.3131614
              },
              {
                "average": 0,
                "count": 35249367,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.69720778,
                "count": 35249367,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.267994317,
                "variance": 52.82374139
              },
              {
                "average": 216077823.7,
                "count": 35249367,
                "maximum": 216081035.7,
                "minimum": 216064211.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4141.255535,
                "variance": 17149997.41
              },
              {
                "average": 0,
                "count": 35249367,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35249367,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35249367,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35249367,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35249367,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716868.1804,
              5370146.528,
              937.3059261,
              718425.3804,
              5371704.368,
              1577.825926
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716868.180375535,
                    5370146.528272791,
                    937.3059261328849
                  ],
                  [
                    716868.180375535,
                    5371704.368272791,
                    937.3059261328849
                  ],
                  [
                    718425.380375535,
                    5371704.368272791,
                    1577.825926132885
                  ],
                  [
                    718425.380375535,
                    5370146.528272791,
                    1577.825926132885
                  ],
                  [
                    716868.180375535,
                    5370146.528272791,
                    937.3059261328849
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:17:15+00:00",
            "end_time": "2018-07-19T19:36:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02659409654147,
              48.37960595010564,
              768.2805333019833
            ],
            [
              -120.02577775061243,
              48.39360569687733,
              768.2805333019833
            ],
            [
              -120.00476986334077,
              48.39306023587096,
              1049.2805333019833
            ],
            [
              -120.0055919544403,
              48.37906075568379,
              1049.2805333019833
            ],
            [
              -120.02659409654147,
              48.37960595010564,
              768.2805333019833
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265941,
        48.37906076,
        768.2805333,
        -120.0047699,
        48.3936057,
        1049.280533
      ],
      "properties": {
        "datetime": "2018-07-19T19:23:50Z",
        "pc:count": 26489626,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720928.7554,
            "count": 26489626,
            "maximum": 721716.3664,
            "minimum": 720159.1064,
            "name": "X",
            "position": 0,
            "stddev": 429.5604792,
            "variance": 184522.2053
          },
          {
            "average": 5363553.586,
            "count": 26489626,
            "maximum": 5364323.847,
            "minimum": 5362765.627,
            "name": "Y",
            "position": 1,
            "stddev": 435.2983662,
            "variance": 189484.6676
          },
          {
            "average": 894.0757341,
            "count": 26489626,
            "maximum": 1049.280533,
            "minimum": 768.2805333,
            "name": "Z",
            "position": 2,
            "stddev": 57.23649931,
            "variance": 3276.016853
          },
          {
            "average": 1196.1876,
            "count": 26489626,
            "maximum": 4095,
            "minimum": 409,
            "name": "Intensity",
            "position": 3,
            "stddev": 179.3514296,
            "variance": 32166.93531
          },
          {
            "average": 1.012250041,
            "count": 26489626,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1221429193,
            "variance": 0.01491889274
          },
          {
            "average": 1.024500535,
            "count": 26489626,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1798809474,
            "variance": 0.03235715523
          },
          {
            "average": 0.4959228945,
            "count": 26489626,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999833864,
            "variance": 0.2499833866
          },
          {
            "average": 0.0002468891029,
            "count": 26489626,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01571076567,
            "variance": 0.000246828158
          },
          {
            "average": 1.702503048,
            "count": 26489626,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4826100439,
            "variance": 0.2329124544
          },
          {
            "average": -0.7735420367,
            "count": 26489626,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.181811058,
            "variance": 84.3056543
          },
          {
            "average": 0,
            "count": 26489626,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.38152694,
            "count": 26489626,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.060141221,
            "variance": 4.244181851
          },
          {
            "average": 216061004.1,
            "count": 26489626,
            "maximum": 216063430.7,
            "minimum": 216059451.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1024.06211,
            "variance": 1048703.206
          },
          {
            "average": 0,
            "count": 26489626,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26489626,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26489626,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26489626,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26489626,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720159.1064,
          5362765.627,
          768.2805333,
          721716.3664,
          5364323.847,
          1049.280533
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720159.1063729831,
                5362765.62742146,
                768.2805333019833
              ],
              [
                720159.1063729831,
                5364323.847421461,
                768.2805333019833
              ],
              [
                721716.3663729831,
                5364323.847421461,
                1049.2805333019833
              ],
              [
                721716.3663729831,
                5362765.62742146,
                1049.2805333019833
              ],
              [
                720159.1063729831,
                5362765.62742146,
                768.2805333019833
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:23:50+00:00",
        "end_time": "2018-07-19T18:17:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265941,
            48.37906076,
            768.2805333,
            -120.0047699,
            48.3936057,
            1049.280533
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02659409654147,
                  48.37960595010564,
                  768.2805333019833
                ],
                [
                  -120.02577775061243,
                  48.39360569687733,
                  768.2805333019833
                ],
                [
                  -120.00476986334077,
                  48.39306023587096,
                  1049.2805333019833
                ],
                [
                  -120.0055919544403,
                  48.37906075568379,
                  1049.2805333019833
                ],
                [
                  -120.02659409654147,
                  48.37960595010564,
                  768.2805333019833
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:23:50Z",
            "pc:count": 26489626,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720928.7554,
                "count": 26489626,
                "maximum": 721716.3664,
                "minimum": 720159.1064,
                "name": "X",
                "position": 0,
                "stddev": 429.5604792,
                "variance": 184522.2053
              },
              {
                "average": 5363553.586,
                "count": 26489626,
                "maximum": 5364323.847,
                "minimum": 5362765.627,
                "name": "Y",
                "position": 1,
                "stddev": 435.2983662,
                "variance": 189484.6676
              },
              {
                "average": 894.0757341,
                "count": 26489626,
                "maximum": 1049.280533,
                "minimum": 768.2805333,
                "name": "Z",
                "position": 2,
                "stddev": 57.23649931,
                "variance": 3276.016853
              },
              {
                "average": 1196.1876,
                "count": 26489626,
                "maximum": 4095,
                "minimum": 409,
                "name": "Intensity",
                "position": 3,
                "stddev": 179.3514296,
                "variance": 32166.93531
              },
              {
                "average": 1.012250041,
                "count": 26489626,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1221429193,
                "variance": 0.01491889274
              },
              {
                "average": 1.024500535,
                "count": 26489626,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1798809474,
                "variance": 0.03235715523
              },
              {
                "average": 0.4959228945,
                "count": 26489626,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999833864,
                "variance": 0.2499833866
              },
              {
                "average": 0.0002468891029,
                "count": 26489626,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01571076567,
                "variance": 0.000246828158
              },
              {
                "average": 1.702503048,
                "count": 26489626,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4826100439,
                "variance": 0.2329124544
              },
              {
                "average": -0.7735420367,
                "count": 26489626,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.181811058,
                "variance": 84.3056543
              },
              {
                "average": 0,
                "count": 26489626,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.38152694,
                "count": 26489626,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.060141221,
                "variance": 4.244181851
              },
              {
                "average": 216061004.1,
                "count": 26489626,
                "maximum": 216063430.7,
                "minimum": 216059451.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1024.06211,
                "variance": 1048703.206
              },
              {
                "average": 0,
                "count": 26489626,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26489626,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26489626,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26489626,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26489626,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720159.1064,
              5362765.627,
              768.2805333,
              721716.3664,
              5364323.847,
              1049.280533
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720159.1063729831,
                    5362765.62742146,
                    768.2805333019833
                  ],
                  [
                    720159.1063729831,
                    5364323.847421461,
                    768.2805333019833
                  ],
                  [
                    721716.3663729831,
                    5364323.847421461,
                    1049.2805333019833
                  ],
                  [
                    721716.3663729831,
                    5362765.62742146,
                    1049.2805333019833
                  ],
                  [
                    720159.1063729831,
                    5362765.62742146,
                    768.2805333019833
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:23:50+00:00",
            "end_time": "2018-07-19T18:17:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.9658753566514,
              48.366110225267455,
              851.3020036478895
            ],
            [
              -119.96504276099267,
              48.38010904562209,
              851.3020036478895
            ],
            [
              -119.94403944628458,
              48.37955255398016,
              1243.8420036478894
            ],
            [
              -119.94487778210488,
              48.365554005567624,
              1243.8420036478894
            ],
            [
              -119.9658753566514,
              48.366110225267455,
              851.3020036478895
            ]
          ]
        ]
      },
      "bbox": [
        -119.9658754,
        48.36555401,
        851.3020036,
        -119.9440394,
        48.38010905,
        1243.842004
      ],
      "properties": {
        "datetime": "2018-07-19T17:11:50Z",
        "pc:count": 29193007,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725495.2061,
            "count": 29193007,
            "maximum": 726271.2447,
            "minimum": 724713.8247,
            "name": "X",
            "position": 0,
            "stddev": 441.9161786,
            "variance": 195289.9089
          },
          {
            "average": 5362248.814,
            "count": 29193007,
            "maximum": 5363000.321,
            "minimum": 5361442.121,
            "name": "Y",
            "position": 1,
            "stddev": 435.0513945,
            "variance": 189269.7158
          },
          {
            "average": 985.9351957,
            "count": 29193007,
            "maximum": 1243.842004,
            "minimum": 851.3020036,
            "name": "Z",
            "position": 2,
            "stddev": 70.43098863,
            "variance": 4960.524159
          },
          {
            "average": 872.6935528,
            "count": 29193007,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 207.155166,
            "variance": 42913.26282
          },
          {
            "average": 1.093655922,
            "count": 29193007,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3298641558,
            "variance": 0.1088103613
          },
          {
            "average": 1.187289442,
            "count": 29193007,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4732593046,
            "variance": 0.2239743693
          },
          {
            "average": 0.4954454675,
            "count": 29193007,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999792644,
            "variance": 0.2499792648
          },
          {
            "average": 0.000311238921,
            "count": 29193007,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01763921943,
            "variance": 0.000311142062
          },
          {
            "average": 1.538070984,
            "count": 29193007,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5645334595,
            "variance": 0.3186980269
          },
          {
            "average": -0.1198225172,
            "count": 29193007,
            "maximum": 13.00199986,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.652113479,
            "variance": 74.85906766
          },
          {
            "average": 0,
            "count": 29193007,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.25185107,
            "count": 29193007,
            "maximum": 27,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.449879546,
            "variance": 2.102150697
          },
          {
            "average": 216053522.8,
            "count": 29193007,
            "maximum": 216055510.8,
            "minimum": 216052089.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 935.9697466,
            "variance": 876039.3666
          },
          {
            "average": 0,
            "count": 29193007,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29193007,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29193007,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29193007,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29193007,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724713.8247,
          5361442.121,
          851.3020036,
          726271.2447,
          5363000.321,
          1243.842004
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724713.8247471035,
                5361442.120693064,
                851.3020036478895
              ],
              [
                724713.8247471035,
                5363000.320693064,
                851.3020036478895
              ],
              [
                726271.2447471034,
                5363000.320693064,
                1243.8420036478894
              ],
              [
                726271.2447471034,
                5361442.120693064,
                1243.8420036478894
              ],
              [
                724713.8247471035,
                5361442.120693064,
                851.3020036478895
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:11:50+00:00",
        "end_time": "2018-07-19T16:14:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9658754,
            48.36555401,
            851.3020036,
            -119.9440394,
            48.38010905,
            1243.842004
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.9658753566514,
                  48.366110225267455,
                  851.3020036478895
                ],
                [
                  -119.96504276099267,
                  48.38010904562209,
                  851.3020036478895
                ],
                [
                  -119.94403944628458,
                  48.37955255398016,
                  1243.8420036478894
                ],
                [
                  -119.94487778210488,
                  48.365554005567624,
                  1243.8420036478894
                ],
                [
                  -119.9658753566514,
                  48.366110225267455,
                  851.3020036478895
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:11:50Z",
            "pc:count": 29193007,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725495.2061,
                "count": 29193007,
                "maximum": 726271.2447,
                "minimum": 724713.8247,
                "name": "X",
                "position": 0,
                "stddev": 441.9161786,
                "variance": 195289.9089
              },
              {
                "average": 5362248.814,
                "count": 29193007,
                "maximum": 5363000.321,
                "minimum": 5361442.121,
                "name": "Y",
                "position": 1,
                "stddev": 435.0513945,
                "variance": 189269.7158
              },
              {
                "average": 985.9351957,
                "count": 29193007,
                "maximum": 1243.842004,
                "minimum": 851.3020036,
                "name": "Z",
                "position": 2,
                "stddev": 70.43098863,
                "variance": 4960.524159
              },
              {
                "average": 872.6935528,
                "count": 29193007,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 207.155166,
                "variance": 42913.26282
              },
              {
                "average": 1.093655922,
                "count": 29193007,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3298641558,
                "variance": 0.1088103613
              },
              {
                "average": 1.187289442,
                "count": 29193007,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4732593046,
                "variance": 0.2239743693
              },
              {
                "average": 0.4954454675,
                "count": 29193007,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999792644,
                "variance": 0.2499792648
              },
              {
                "average": 0.000311238921,
                "count": 29193007,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01763921943,
                "variance": 0.000311142062
              },
              {
                "average": 1.538070984,
                "count": 29193007,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5645334595,
                "variance": 0.3186980269
              },
              {
                "average": -0.1198225172,
                "count": 29193007,
                "maximum": 13.00199986,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.652113479,
                "variance": 74.85906766
              },
              {
                "average": 0,
                "count": 29193007,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.25185107,
                "count": 29193007,
                "maximum": 27,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.449879546,
                "variance": 2.102150697
              },
              {
                "average": 216053522.8,
                "count": 29193007,
                "maximum": 216055510.8,
                "minimum": 216052089.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 935.9697466,
                "variance": 876039.3666
              },
              {
                "average": 0,
                "count": 29193007,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29193007,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29193007,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29193007,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29193007,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724713.8247,
              5361442.121,
              851.3020036,
              726271.2447,
              5363000.321,
              1243.842004
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724713.8247471035,
                    5361442.120693064,
                    851.3020036478895
                  ],
                  [
                    724713.8247471035,
                    5363000.320693064,
                    851.3020036478895
                  ],
                  [
                    726271.2447471034,
                    5363000.320693064,
                    1243.8420036478894
                  ],
                  [
                    726271.2447471034,
                    5361442.120693064,
                    1243.8420036478894
                  ],
                  [
                    724713.8247471035,
                    5361442.120693064,
                    851.3020036478895
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:11:50+00:00",
            "end_time": "2018-07-19T16:14:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04635010394891,
              48.67648081298609,
              1862.1314045577767
            ],
            [
              -120.04586727089907,
              48.684730957299266,
              1862.1314045577767
            ],
            [
              -120.02549175336155,
              48.684206219314646,
              2050.3114045577768
            ],
            [
              -120.02597790472036,
              48.67595622634314,
              2050.3114045577768
            ],
            [
              -120.04635010394891,
              48.67648081298609,
              1862.1314045577767
            ]
          ]
        ]
      },
      "bbox": [
        -120.0463501,
        48.67595623,
        1862.131405,
        -120.0254918,
        48.68473096,
        2050.311405
      ],
      "properties": {
        "datetime": "2018-07-19T23:24:33Z",
        "pc:count": 12562532,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718276.7133,
            "count": 12562532,
            "maximum": 718922.6248,
            "minimum": 717420.9048,
            "name": "X",
            "position": 0,
            "stddev": 376.716882,
            "variance": 141915.6092
          },
          {
            "average": 5396059.892,
            "count": 12562532,
            "maximum": 5396621.415,
            "minimum": 5395703.115,
            "name": "Y",
            "position": 1,
            "stddev": 216.5559219,
            "variance": 46896.4673
          },
          {
            "average": 1968.72487,
            "count": 12562532,
            "maximum": 2050.311405,
            "minimum": 1862.131405,
            "name": "Z",
            "position": 2,
            "stddev": 35.51983127,
            "variance": 1261.658413
          },
          {
            "average": 2598.667933,
            "count": 12562532,
            "maximum": 4095,
            "minimum": 10,
            "name": "Intensity",
            "position": 3,
            "stddev": 1193.065373,
            "variance": 1423404.984
          },
          {
            "average": 1.187283185,
            "count": 12562532,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5136631973,
            "variance": 0.2638498803
          },
          {
            "average": 1.374272639,
            "count": 12562532,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.75415626,
            "variance": 0.5687516645
          },
          {
            "average": 0.4968187942,
            "count": 12562532,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999898997,
            "variance": 0.2499898998
          },
          {
            "average": 0.0002891932932,
            "count": 12562532,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01700322568,
            "variance": 0.0002891096835
          },
          {
            "average": 1.521836442,
            "count": 12562532,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5208582581,
            "variance": 0.271293325
          },
          {
            "average": 0.2718781375,
            "count": 12562532,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.78704138,
            "variance": 190.0825099
          },
          {
            "average": 0,
            "count": 12562532,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 43.89792217,
            "count": 12562532,
            "maximum": 67,
            "minimum": 40,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.700113028,
            "variance": 59.29174064
          },
          {
            "average": 216064647.8,
            "count": 12562532,
            "maximum": 216077873.5,
            "minimum": 216062644.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4392.976583,
            "variance": 19298243.26
          },
          {
            "average": 0,
            "count": 12562532,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12562532,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12562532,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12562532,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 12562532,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717420.9048,
          5395703.115,
          1862.131405,
          718922.6248,
          5396621.415,
          2050.311405
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717420.9047966917,
                5395703.114556476,
                1862.1314045577767
              ],
              [
                717420.9047966917,
                5396621.414556476,
                1862.1314045577767
              ],
              [
                718922.6247966917,
                5396621.414556476,
                2050.3114045577768
              ],
              [
                718922.6247966917,
                5395703.114556476,
                2050.3114045577768
              ],
              [
                717420.9047966917,
                5395703.114556476,
                1862.1314045577767
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:24:33+00:00",
        "end_time": "2018-07-19T19:10:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0463501,
            48.67595623,
            1862.131405,
            -120.0254918,
            48.68473096,
            2050.311405
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04635010394891,
                  48.67648081298609,
                  1862.1314045577767
                ],
                [
                  -120.04586727089907,
                  48.684730957299266,
                  1862.1314045577767
                ],
                [
                  -120.02549175336155,
                  48.684206219314646,
                  2050.3114045577768
                ],
                [
                  -120.02597790472036,
                  48.67595622634314,
                  2050.3114045577768
                ],
                [
                  -120.04635010394891,
                  48.67648081298609,
                  1862.1314045577767
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:24:33Z",
            "pc:count": 12562532,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718276.7133,
                "count": 12562532,
                "maximum": 718922.6248,
                "minimum": 717420.9048,
                "name": "X",
                "position": 0,
                "stddev": 376.716882,
                "variance": 141915.6092
              },
              {
                "average": 5396059.892,
                "count": 12562532,
                "maximum": 5396621.415,
                "minimum": 5395703.115,
                "name": "Y",
                "position": 1,
                "stddev": 216.5559219,
                "variance": 46896.4673
              },
              {
                "average": 1968.72487,
                "count": 12562532,
                "maximum": 2050.311405,
                "minimum": 1862.131405,
                "name": "Z",
                "position": 2,
                "stddev": 35.51983127,
                "variance": 1261.658413
              },
              {
                "average": 2598.667933,
                "count": 12562532,
                "maximum": 4095,
                "minimum": 10,
                "name": "Intensity",
                "position": 3,
                "stddev": 1193.065373,
                "variance": 1423404.984
              },
              {
                "average": 1.187283185,
                "count": 12562532,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5136631973,
                "variance": 0.2638498803
              },
              {
                "average": 1.374272639,
                "count": 12562532,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.75415626,
                "variance": 0.5687516645
              },
              {
                "average": 0.4968187942,
                "count": 12562532,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999898997,
                "variance": 0.2499898998
              },
              {
                "average": 0.0002891932932,
                "count": 12562532,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01700322568,
                "variance": 0.0002891096835
              },
              {
                "average": 1.521836442,
                "count": 12562532,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5208582581,
                "variance": 0.271293325
              },
              {
                "average": 0.2718781375,
                "count": 12562532,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.78704138,
                "variance": 190.0825099
              },
              {
                "average": 0,
                "count": 12562532,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 43.89792217,
                "count": 12562532,
                "maximum": 67,
                "minimum": 40,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.700113028,
                "variance": 59.29174064
              },
              {
                "average": 216064647.8,
                "count": 12562532,
                "maximum": 216077873.5,
                "minimum": 216062644.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4392.976583,
                "variance": 19298243.26
              },
              {
                "average": 0,
                "count": 12562532,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12562532,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12562532,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12562532,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 12562532,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717420.9048,
              5395703.115,
              1862.131405,
              718922.6248,
              5396621.415,
              2050.311405
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717420.9047966917,
                    5395703.114556476,
                    1862.1314045577767
                  ],
                  [
                    717420.9047966917,
                    5396621.414556476,
                    1862.1314045577767
                  ],
                  [
                    718922.6247966917,
                    5396621.414556476,
                    2050.3114045577768
                  ],
                  [
                    718922.6247966917,
                    5395703.114556476,
                    2050.3114045577768
                  ],
                  [
                    717420.9047966917,
                    5395703.114556476,
                    1862.1314045577767
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:24:33+00:00",
            "end_time": "2018-07-19T19:10:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98604516256657,
              48.63601803643645,
              1605.5423071361306
            ],
            [
              -119.98520990931456,
              48.65002166886828,
              1605.5423071361306
            ],
            [
              -119.96409813504702,
              48.6494666673198,
              1936.7223071361304
            ],
            [
              -119.96493921552955,
              48.63546330651393,
              1936.7223071361304
            ],
            [
              -119.98604516256657,
              48.63601803643645,
              1605.5423071361306
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860452,
        48.63546331,
        1605.542307,
        -119.9640981,
        48.65002167,
        1936.722307
      ],
      "properties": {
        "datetime": "2018-07-19T17:32:22Z",
        "pc:count": 31279602,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722800.3986,
            "count": 31279602,
            "maximum": 723594.3928,
            "minimum": 722037.2528,
            "name": "X",
            "position": 0,
            "stddev": 412.2391929,
            "variance": 169941.1521
          },
          {
            "average": 5392173.322,
            "count": 31279602,
            "maximum": 5392938.647,
            "minimum": 5391379.867,
            "name": "Y",
            "position": 1,
            "stddev": 431.4964033,
            "variance": 186189.146
          },
          {
            "average": 1744.013526,
            "count": 31279602,
            "maximum": 1936.722307,
            "minimum": 1605.542307,
            "name": "Z",
            "position": 2,
            "stddev": 54.88805425,
            "variance": 3012.6985
          },
          {
            "average": 1301.345468,
            "count": 31279602,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 521.1784111,
            "variance": 271626.9362
          },
          {
            "average": 1.234762802,
            "count": 31279602,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5400485065,
            "variance": 0.2916523894
          },
          {
            "average": 1.469634492,
            "count": 31279602,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7651188055,
            "variance": 0.5854067865
          },
          {
            "average": 0.4970811969,
            "count": 31279602,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999914885,
            "variance": 0.2499914886
          },
          {
            "average": 0.0002380784768,
            "count": 31279602,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01542795525,
            "variance": 0.0002380218031
          },
          {
            "average": 1.410550492,
            "count": 31279602,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5449775389,
            "variance": 0.2970005179
          },
          {
            "average": 1.802664987,
            "count": 31279602,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.76156784,
            "variance": 138.334478
          },
          {
            "average": 0,
            "count": 31279602,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.95906684,
            "count": 31279602,
            "maximum": 29,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.456719965,
            "variance": 2.122033056
          },
          {
            "average": 216055627.8,
            "count": 31279602,
            "maximum": 216056742.3,
            "minimum": 216053324.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 839.4722013,
            "variance": 704713.5767
          },
          {
            "average": 0,
            "count": 31279602,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31279602,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31279602,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31279602,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31279602,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722037.2528,
          5391379.867,
          1605.542307,
          723594.3928,
          5392938.647,
          1936.722307
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722037.2527602823,
                5391379.866993475,
                1605.5423071361306
              ],
              [
                722037.2527602823,
                5392938.646993474,
                1605.5423071361306
              ],
              [
                723594.3927602821,
                5392938.646993474,
                1936.7223071361304
              ],
              [
                723594.3927602821,
                5391379.866993475,
                1936.7223071361304
              ],
              [
                722037.2527602823,
                5391379.866993475,
                1605.5423071361306
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:32:22+00:00",
        "end_time": "2018-07-19T16:35:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860452,
            48.63546331,
            1605.542307,
            -119.9640981,
            48.65002167,
            1936.722307
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98604516256657,
                  48.63601803643645,
                  1605.5423071361306
                ],
                [
                  -119.98520990931456,
                  48.65002166886828,
                  1605.5423071361306
                ],
                [
                  -119.96409813504702,
                  48.6494666673198,
                  1936.7223071361304
                ],
                [
                  -119.96493921552955,
                  48.63546330651393,
                  1936.7223071361304
                ],
                [
                  -119.98604516256657,
                  48.63601803643645,
                  1605.5423071361306
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:32:22Z",
            "pc:count": 31279602,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722800.3986,
                "count": 31279602,
                "maximum": 723594.3928,
                "minimum": 722037.2528,
                "name": "X",
                "position": 0,
                "stddev": 412.2391929,
                "variance": 169941.1521
              },
              {
                "average": 5392173.322,
                "count": 31279602,
                "maximum": 5392938.647,
                "minimum": 5391379.867,
                "name": "Y",
                "position": 1,
                "stddev": 431.4964033,
                "variance": 186189.146
              },
              {
                "average": 1744.013526,
                "count": 31279602,
                "maximum": 1936.722307,
                "minimum": 1605.542307,
                "name": "Z",
                "position": 2,
                "stddev": 54.88805425,
                "variance": 3012.6985
              },
              {
                "average": 1301.345468,
                "count": 31279602,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 521.1784111,
                "variance": 271626.9362
              },
              {
                "average": 1.234762802,
                "count": 31279602,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5400485065,
                "variance": 0.2916523894
              },
              {
                "average": 1.469634492,
                "count": 31279602,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7651188055,
                "variance": 0.5854067865
              },
              {
                "average": 0.4970811969,
                "count": 31279602,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999914885,
                "variance": 0.2499914886
              },
              {
                "average": 0.0002380784768,
                "count": 31279602,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01542795525,
                "variance": 0.0002380218031
              },
              {
                "average": 1.410550492,
                "count": 31279602,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5449775389,
                "variance": 0.2970005179
              },
              {
                "average": 1.802664987,
                "count": 31279602,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.76156784,
                "variance": 138.334478
              },
              {
                "average": 0,
                "count": 31279602,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.95906684,
                "count": 31279602,
                "maximum": 29,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.456719965,
                "variance": 2.122033056
              },
              {
                "average": 216055627.8,
                "count": 31279602,
                "maximum": 216056742.3,
                "minimum": 216053324.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 839.4722013,
                "variance": 704713.5767
              },
              {
                "average": 0,
                "count": 31279602,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31279602,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31279602,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31279602,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31279602,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722037.2528,
              5391379.867,
              1605.542307,
              723594.3928,
              5392938.647,
              1936.722307
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722037.2527602823,
                    5391379.866993475,
                    1605.5423071361306
                  ],
                  [
                    722037.2527602823,
                    5392938.646993474,
                    1605.5423071361306
                  ],
                  [
                    723594.3927602821,
                    5392938.646993474,
                    1936.7223071361304
                  ],
                  [
                    723594.3927602821,
                    5391379.866993475,
                    1936.7223071361304
                  ],
                  [
                    722037.2527602823,
                    5391379.866993475,
                    1605.5423071361306
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:32:22+00:00",
            "end_time": "2018-07-19T16:35:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98610266810624,
              48.406598058198256,
              1269.954990041299
            ],
            [
              -119.98530192127762,
              48.42013274492663,
              1269.954990041299
            ],
            [
              -119.96428199858542,
              48.41957961826191,
              1739.0749900412989
            ],
            [
              -119.96508830777326,
              48.40604519291589,
              1739.0749900412989
            ],
            [
              -119.98610266810624,
              48.406598058198256,
              1269.954990041299
            ]
          ]
        ]
      },
      "bbox": [
        -119.9861027,
        48.40604519,
        1269.95499,
        -119.964282,
        48.42013274,
        1739.07499
      ],
      "properties": {
        "datetime": "2018-07-19T17:39:25Z",
        "pc:count": 21022823,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723738.9698,
            "count": 21022823,
            "maximum": 724596.1844,
            "minimum": 723038.7844,
            "name": "X",
            "position": 0,
            "stddev": 422.9304324,
            "variance": 178870.1507
          },
          {
            "average": 5366526.653,
            "count": 21022823,
            "maximum": 5367389.125,
            "minimum": 5365882.605,
            "name": "Y",
            "position": 1,
            "stddev": 375.0477248,
            "variance": 140660.7959
          },
          {
            "average": 1525.089166,
            "count": 21022823,
            "maximum": 1739.07499,
            "minimum": 1269.95499,
            "name": "Z",
            "position": 2,
            "stddev": 126.0732688,
            "variance": 15894.4691
          },
          {
            "average": 1180.704387,
            "count": 21022823,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 394.2645968,
            "variance": 155444.5723
          },
          {
            "average": 1.169807975,
            "count": 21022823,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4870572102,
            "variance": 0.237224726
          },
          {
            "average": 1.339867438,
            "count": 21022823,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7165661165,
            "variance": 0.5134669993
          },
          {
            "average": 0.4961063983,
            "count": 21022823,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999848515,
            "variance": 0.2499848518
          },
          {
            "average": 0.0002235665496,
            "count": 21022823,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01495047083,
            "variance": 0.0002235165782
          },
          {
            "average": 1.539846908,
            "count": 21022823,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5707097031,
            "variance": 0.3257095653
          },
          {
            "average": 1.841948538,
            "count": 21022823,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.19301052,
            "variance": 103.8974634
          },
          {
            "average": 0,
            "count": 21022823,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 27.2011481,
            "count": 21022823,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.417519667,
            "variance": 2.009362007
          },
          {
            "average": 216055807.5,
            "count": 21022823,
            "maximum": 216057165.1,
            "minimum": 216054174.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 889.4068533,
            "variance": 791044.5507
          },
          {
            "average": 0,
            "count": 21022823,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21022823,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21022823,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21022823,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21022823,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723038.7844,
          5365882.605,
          1269.95499,
          724596.1844,
          5367389.125,
          1739.07499
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723038.7843594716,
                5365882.604573594,
                1269.954990041299
              ],
              [
                723038.7843594716,
                5367389.124573594,
                1269.954990041299
              ],
              [
                724596.1843594715,
                5367389.124573594,
                1739.0749900412989
              ],
              [
                724596.1843594715,
                5365882.604573594,
                1739.0749900412989
              ],
              [
                723038.7843594716,
                5365882.604573594,
                1269.954990041299
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:39:25+00:00",
        "end_time": "2018-07-19T16:49:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9861027,
            48.40604519,
            1269.95499,
            -119.964282,
            48.42013274,
            1739.07499
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98610266810624,
                  48.406598058198256,
                  1269.954990041299
                ],
                [
                  -119.98530192127762,
                  48.42013274492663,
                  1269.954990041299
                ],
                [
                  -119.96428199858542,
                  48.41957961826191,
                  1739.0749900412989
                ],
                [
                  -119.96508830777326,
                  48.40604519291589,
                  1739.0749900412989
                ],
                [
                  -119.98610266810624,
                  48.406598058198256,
                  1269.954990041299
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:39:25Z",
            "pc:count": 21022823,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723738.9698,
                "count": 21022823,
                "maximum": 724596.1844,
                "minimum": 723038.7844,
                "name": "X",
                "position": 0,
                "stddev": 422.9304324,
                "variance": 178870.1507
              },
              {
                "average": 5366526.653,
                "count": 21022823,
                "maximum": 5367389.125,
                "minimum": 5365882.605,
                "name": "Y",
                "position": 1,
                "stddev": 375.0477248,
                "variance": 140660.7959
              },
              {
                "average": 1525.089166,
                "count": 21022823,
                "maximum": 1739.07499,
                "minimum": 1269.95499,
                "name": "Z",
                "position": 2,
                "stddev": 126.0732688,
                "variance": 15894.4691
              },
              {
                "average": 1180.704387,
                "count": 21022823,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 394.2645968,
                "variance": 155444.5723
              },
              {
                "average": 1.169807975,
                "count": 21022823,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4870572102,
                "variance": 0.237224726
              },
              {
                "average": 1.339867438,
                "count": 21022823,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7165661165,
                "variance": 0.5134669993
              },
              {
                "average": 0.4961063983,
                "count": 21022823,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999848515,
                "variance": 0.2499848518
              },
              {
                "average": 0.0002235665496,
                "count": 21022823,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01495047083,
                "variance": 0.0002235165782
              },
              {
                "average": 1.539846908,
                "count": 21022823,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5707097031,
                "variance": 0.3257095653
              },
              {
                "average": 1.841948538,
                "count": 21022823,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.19301052,
                "variance": 103.8974634
              },
              {
                "average": 0,
                "count": 21022823,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 27.2011481,
                "count": 21022823,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.417519667,
                "variance": 2.009362007
              },
              {
                "average": 216055807.5,
                "count": 21022823,
                "maximum": 216057165.1,
                "minimum": 216054174.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 889.4068533,
                "variance": 791044.5507
              },
              {
                "average": 0,
                "count": 21022823,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21022823,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21022823,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21022823,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21022823,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723038.7844,
              5365882.605,
              1269.95499,
              724596.1844,
              5367389.125,
              1739.07499
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723038.7843594716,
                    5365882.604573594,
                    1269.954990041299
                  ],
                  [
                    723038.7843594716,
                    5367389.124573594,
                    1269.954990041299
                  ],
                  [
                    724596.1843594715,
                    5367389.124573594,
                    1739.0749900412989
                  ],
                  [
                    724596.1843594715,
                    5365882.604573594,
                    1739.0749900412989
                  ],
                  [
                    723038.7843594716,
                    5365882.604573594,
                    1269.954990041299
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:39:25+00:00",
            "end_time": "2018-07-19T16:49:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02650143176996,
              48.53092664641308,
              1785.5463203265633
            ],
            [
              -120.02584947679264,
              48.542048203776766,
              1785.5463203265633
            ],
            [
              -120.00550054194217,
              48.541520265363935,
              2015.4863203265634
            ],
            [
              -120.00615694135432,
              48.53039891311706,
              2015.4863203265634
            ],
            [
              -120.02650143176996,
              48.53092664641308,
              1785.5463203265633
            ]
          ]
        ]
      },
      "bbox": [
        -120.0265014,
        48.53039891,
        1785.54632,
        -120.0055005,
        48.5420482,
        2015.48632
      ],
      "properties": {
        "datetime": "2018-07-19T19:19:20Z",
        "pc:count": 10909391,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720141.7359,
            "count": 10909391,
            "maximum": 721016.1812,
            "minimum": 719512.1612,
            "name": "X",
            "position": 0,
            "stddev": 414.165767,
            "variance": 171533.2826
          },
          {
            "average": 5380479.048,
            "count": 10909391,
            "maximum": 5380821.087,
            "minimum": 5379583.187,
            "name": "Y",
            "position": 1,
            "stddev": 215.005374,
            "variance": 46227.31083
          },
          {
            "average": 1902.961077,
            "count": 10909391,
            "maximum": 2015.48632,
            "minimum": 1785.54632,
            "name": "Z",
            "position": 2,
            "stddev": 38.64058071,
            "variance": 1493.094478
          },
          {
            "average": 2169.31847,
            "count": 10909391,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 885.5485123,
            "variance": 784196.1677
          },
          {
            "average": 1.176004967,
            "count": 10909391,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4682649672,
            "variance": 0.2192720795
          },
          {
            "average": 1.351309803,
            "count": 10909391,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6705607849,
            "variance": 0.4496517662
          },
          {
            "average": 0.4973879844,
            "count": 10909391,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999932002,
            "variance": 0.2499932003
          },
          {
            "average": 0.0002847088348,
            "count": 10909391,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01687091585,
            "variance": 0.0002846278018
          },
          {
            "average": 1.496845608,
            "count": 10909391,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5349214412,
            "variance": 0.2861409483
          },
          {
            "average": -1.192765046,
            "count": 10909391,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.36641229,
            "variance": 236.1266268
          },
          {
            "average": 0,
            "count": 10909391,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.70268826,
            "count": 10909391,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.071864662,
            "variance": 4.292623176
          },
          {
            "average": 216061131.2,
            "count": 10909391,
            "maximum": 216063160.1,
            "minimum": 216059185.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1045.756898,
            "variance": 1093607.489
          },
          {
            "average": 0,
            "count": 10909391,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10909391,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10909391,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10909391,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10909391,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719512.1612,
          5379583.187,
          1785.54632,
          721016.1812,
          5380821.087,
          2015.48632
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719512.1611579035,
                5379583.187120213,
                1785.5463203265633
              ],
              [
                719512.1611579035,
                5380821.087120214,
                1785.5463203265633
              ],
              [
                721016.1811579035,
                5380821.087120214,
                2015.4863203265634
              ],
              [
                721016.1811579035,
                5379583.187120213,
                2015.4863203265634
              ],
              [
                719512.1611579035,
                5379583.187120213,
                1785.5463203265633
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:19:20+00:00",
        "end_time": "2018-07-19T18:13:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0265014,
            48.53039891,
            1785.54632,
            -120.0055005,
            48.5420482,
            2015.48632
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02650143176996,
                  48.53092664641308,
                  1785.5463203265633
                ],
                [
                  -120.02584947679264,
                  48.542048203776766,
                  1785.5463203265633
                ],
                [
                  -120.00550054194217,
                  48.541520265363935,
                  2015.4863203265634
                ],
                [
                  -120.00615694135432,
                  48.53039891311706,
                  2015.4863203265634
                ],
                [
                  -120.02650143176996,
                  48.53092664641308,
                  1785.5463203265633
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:19:20Z",
            "pc:count": 10909391,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720141.7359,
                "count": 10909391,
                "maximum": 721016.1812,
                "minimum": 719512.1612,
                "name": "X",
                "position": 0,
                "stddev": 414.165767,
                "variance": 171533.2826
              },
              {
                "average": 5380479.048,
                "count": 10909391,
                "maximum": 5380821.087,
                "minimum": 5379583.187,
                "name": "Y",
                "position": 1,
                "stddev": 215.005374,
                "variance": 46227.31083
              },
              {
                "average": 1902.961077,
                "count": 10909391,
                "maximum": 2015.48632,
                "minimum": 1785.54632,
                "name": "Z",
                "position": 2,
                "stddev": 38.64058071,
                "variance": 1493.094478
              },
              {
                "average": 2169.31847,
                "count": 10909391,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 885.5485123,
                "variance": 784196.1677
              },
              {
                "average": 1.176004967,
                "count": 10909391,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4682649672,
                "variance": 0.2192720795
              },
              {
                "average": 1.351309803,
                "count": 10909391,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6705607849,
                "variance": 0.4496517662
              },
              {
                "average": 0.4973879844,
                "count": 10909391,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999932002,
                "variance": 0.2499932003
              },
              {
                "average": 0.0002847088348,
                "count": 10909391,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01687091585,
                "variance": 0.0002846278018
              },
              {
                "average": 1.496845608,
                "count": 10909391,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5349214412,
                "variance": 0.2861409483
              },
              {
                "average": -1.192765046,
                "count": 10909391,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.36641229,
                "variance": 236.1266268
              },
              {
                "average": 0,
                "count": 10909391,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.70268826,
                "count": 10909391,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.071864662,
                "variance": 4.292623176
              },
              {
                "average": 216061131.2,
                "count": 10909391,
                "maximum": 216063160.1,
                "minimum": 216059185.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1045.756898,
                "variance": 1093607.489
              },
              {
                "average": 0,
                "count": 10909391,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10909391,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10909391,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10909391,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10909391,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719512.1612,
              5379583.187,
              1785.54632,
              721016.1812,
              5380821.087,
              2015.48632
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719512.1611579035,
                    5379583.187120213,
                    1785.5463203265633
                  ],
                  [
                    719512.1611579035,
                    5380821.087120214,
                    1785.5463203265633
                  ],
                  [
                    721016.1811579035,
                    5380821.087120214,
                    2015.4863203265634
                  ],
                  [
                    721016.1811579035,
                    5379583.187120213,
                    2015.4863203265634
                  ],
                  [
                    719512.1611579035,
                    5379583.187120213,
                    1785.5463203265633
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:19:20+00:00",
            "end_time": "2018-07-19T18:13:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1580308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06695975755426,
              48.28513562113115,
              442.9810208129871
            ],
            [
              -120.06615732459862,
              48.29913305360161,
              442.9810208129871
            ],
            [
              -120.04518880541858,
              48.2985957832969,
              702.1210208129871
            ],
            [
              -120.04599695318632,
              48.28459861326187,
              702.1210208129871
            ],
            [
              -120.06695975755426,
              48.28513562113115,
              442.9810208129871
            ]
          ]
        ]
      },
      "bbox": [
        -120.0669598,
        48.28459861,
        442.9810208,
        -120.0451888,
        48.29913305,
        702.1210208
      ],
      "properties": {
        "datetime": "2018-07-20T00:22:25Z",
        "pc:count": 24593859,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718251.3008,
            "count": 24593859,
            "maximum": 719129.6308,
            "minimum": 717572.4708,
            "name": "X",
            "position": 0,
            "stddev": 416.8763306,
            "variance": 173785.875
          },
          {
            "average": 5352878.031,
            "count": 24593859,
            "maximum": 5353709.247,
            "minimum": 5352151.367,
            "name": "Y",
            "position": 1,
            "stddev": 483.6009189,
            "variance": 233869.8488
          },
          {
            "average": 539.0792968,
            "count": 24593859,
            "maximum": 702.1210208,
            "minimum": 442.9810208,
            "name": "Z",
            "position": 2,
            "stddev": 63.00599182,
            "variance": 3969.755005
          },
          {
            "average": 1096.076537,
            "count": 24593859,
            "maximum": 4095,
            "minimum": 81,
            "name": "Intensity",
            "position": 3,
            "stddev": 374.6762088,
            "variance": 140382.2615
          },
          {
            "average": 1.064479511,
            "count": 24593859,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2639222764,
            "variance": 0.06965496798
          },
          {
            "average": 1.128939301,
            "count": 24593859,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3745620396,
            "variance": 0.1402967215
          },
          {
            "average": 0.4951385222,
            "count": 24593859,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999763756,
            "variance": 0.2499763762
          },
          {
            "average": 0.0002694981703,
            "count": 24593859,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01641418752,
            "variance": 0.0002694255519
          },
          {
            "average": 1.513219052,
            "count": 24593859,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5290913562,
            "variance": 0.2799376632
          },
          {
            "average": 1.378449546,
            "count": 24593859,
            "maximum": 13.99800014,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.193177771,
            "variance": 67.12816199
          },
          {
            "average": 0,
            "count": 24593859,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.9942053,
            "count": 24593859,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.172266115,
            "variance": 38.09686899
          },
          {
            "average": 216078332.2,
            "count": 24593859,
            "maximum": 216081345.1,
            "minimum": 216063938.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3561.255739,
            "variance": 12682542.44
          },
          {
            "average": 0,
            "count": 24593859,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24593859,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24593859,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24593859,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24593859,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717572.4708,
          5352151.367,
          442.9810208,
          719129.6308,
          5353709.247,
          702.1210208
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717572.4707559684,
                5352151.366637315,
                442.9810208129871
              ],
              [
                717572.4707559684,
                5353709.2466373155,
                442.9810208129871
              ],
              [
                719129.6307559683,
                5353709.2466373155,
                702.1210208129871
              ],
              [
                719129.6307559683,
                5352151.366637315,
                702.1210208129871
              ],
              [
                717572.4707559684,
                5352151.366637315,
                442.9810208129871
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:22:25+00:00",
        "end_time": "2018-07-19T19:32:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1580308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1580308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1580308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1580308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0669598,
            48.28459861,
            442.9810208,
            -120.0451888,
            48.29913305,
            702.1210208
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06695975755426,
                  48.28513562113115,
                  442.9810208129871
                ],
                [
                  -120.06615732459862,
                  48.29913305360161,
                  442.9810208129871
                ],
                [
                  -120.04518880541858,
                  48.2985957832969,
                  702.1210208129871
                ],
                [
                  -120.04599695318632,
                  48.28459861326187,
                  702.1210208129871
                ],
                [
                  -120.06695975755426,
                  48.28513562113115,
                  442.9810208129871
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1580308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1580308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:22:25Z",
            "pc:count": 24593859,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718251.3008,
                "count": 24593859,
                "maximum": 719129.6308,
                "minimum": 717572.4708,
                "name": "X",
                "position": 0,
                "stddev": 416.8763306,
                "variance": 173785.875
              },
              {
                "average": 5352878.031,
                "count": 24593859,
                "maximum": 5353709.247,
                "minimum": 5352151.367,
                "name": "Y",
                "position": 1,
                "stddev": 483.6009189,
                "variance": 233869.8488
              },
              {
                "average": 539.0792968,
                "count": 24593859,
                "maximum": 702.1210208,
                "minimum": 442.9810208,
                "name": "Z",
                "position": 2,
                "stddev": 63.00599182,
                "variance": 3969.755005
              },
              {
                "average": 1096.076537,
                "count": 24593859,
                "maximum": 4095,
                "minimum": 81,
                "name": "Intensity",
                "position": 3,
                "stddev": 374.6762088,
                "variance": 140382.2615
              },
              {
                "average": 1.064479511,
                "count": 24593859,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2639222764,
                "variance": 0.06965496798
              },
              {
                "average": 1.128939301,
                "count": 24593859,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3745620396,
                "variance": 0.1402967215
              },
              {
                "average": 0.4951385222,
                "count": 24593859,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999763756,
                "variance": 0.2499763762
              },
              {
                "average": 0.0002694981703,
                "count": 24593859,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01641418752,
                "variance": 0.0002694255519
              },
              {
                "average": 1.513219052,
                "count": 24593859,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5290913562,
                "variance": 0.2799376632
              },
              {
                "average": 1.378449546,
                "count": 24593859,
                "maximum": 13.99800014,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.193177771,
                "variance": 67.12816199
              },
              {
                "average": 0,
                "count": 24593859,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.9942053,
                "count": 24593859,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.172266115,
                "variance": 38.09686899
              },
              {
                "average": 216078332.2,
                "count": 24593859,
                "maximum": 216081345.1,
                "minimum": 216063938.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3561.255739,
                "variance": 12682542.44
              },
              {
                "average": 0,
                "count": 24593859,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24593859,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24593859,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24593859,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24593859,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717572.4708,
              5352151.367,
              442.9810208,
              719129.6308,
              5353709.247,
              702.1210208
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717572.4707559684,
                    5352151.366637315,
                    442.9810208129871
                  ],
                  [
                    717572.4707559684,
                    5353709.2466373155,
                    442.9810208129871
                  ],
                  [
                    719129.6307559683,
                    5353709.2466373155,
                    702.1210208129871
                  ],
                  [
                    719129.6307559683,
                    5352151.366637315,
                    702.1210208129871
                  ],
                  [
                    717572.4707559684,
                    5352151.366637315,
                    442.9810208129871
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:22:25+00:00",
            "end_time": "2018-07-19T19:32:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02660812032266,
              48.40659445578398,
              883.0462549483736
            ],
            [
              -120.02579101504126,
              48.42059395709432,
              883.0462549483736
            ],
            [
              -120.00477119965988,
              48.4200482508655,
              1353.4262549483738
            ],
            [
              -120.0055940587467,
              48.40604901628517,
              1353.4262549483738
            ],
            [
              -120.02660812032266,
              48.40659445578398,
              883.0462549483736
            ]
          ]
        ]
      },
      "bbox": [
        -120.0266081,
        48.40604902,
        883.0462549,
        -120.0047712,
        48.42059396,
        1353.426255
      ],
      "properties": {
        "datetime": "2018-07-19T19:23:03Z",
        "pc:count": 27203053,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720810.2406,
            "count": 27203053,
            "maximum": 721598.8972,
            "minimum": 720041.5772,
            "name": "X",
            "position": 0,
            "stddev": 427.4352197,
            "variance": 182700.867
          },
          {
            "average": 5366547,
            "count": 27203053,
            "maximum": 5367323.179,
            "minimum": 5365764.979,
            "name": "Y",
            "position": 1,
            "stddev": 434.2366443,
            "variance": 188561.4632
          },
          {
            "average": 1082.33582,
            "count": 27203053,
            "maximum": 1353.426255,
            "minimum": 883.0462549,
            "name": "Z",
            "position": 2,
            "stddev": 102.3174848,
            "variance": 10468.8677
          },
          {
            "average": 1220.221364,
            "count": 27203053,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 262.8502884,
            "variance": 69090.27411
          },
          {
            "average": 1.05213345,
            "count": 27203053,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2682343086,
            "variance": 0.07194964428
          },
          {
            "average": 1.104257452,
            "count": 27203053,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4011998089,
            "variance": 0.1609612866
          },
          {
            "average": 0.4978958428,
            "count": 27203053,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999955817,
            "variance": 0.2499955817
          },
          {
            "average": 0.0002593826509,
            "count": 27203053,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01610327237,
            "variance": 0.0002593153811
          },
          {
            "average": 1.643838396,
            "count": 27203053,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5463530523,
            "variance": 0.2985016578
          },
          {
            "average": -1.1807425,
            "count": 27203053,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.820283888,
            "variance": 96.43797564
          },
          {
            "average": 0,
            "count": 27203053,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.2954818,
            "count": 27203053,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.088101419,
            "variance": 4.360167537
          },
          {
            "average": 216060953,
            "count": 27203053,
            "maximum": 216063383.4,
            "minimum": 216059401.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1031.849666,
            "variance": 1064713.733
          },
          {
            "average": 0,
            "count": 27203053,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27203053,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27203053,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27203053,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27203053,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720041.5772,
          5365764.979,
          883.0462549,
          721598.8972,
          5367323.179,
          1353.426255
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720041.5771588366,
                5365764.978631679,
                883.0462549483736
              ],
              [
                720041.5771588366,
                5367323.178631678,
                883.0462549483736
              ],
              [
                721598.8971588367,
                5367323.178631678,
                1353.4262549483738
              ],
              [
                721598.8971588367,
                5365764.978631679,
                1353.4262549483738
              ],
              [
                720041.5771588366,
                5365764.978631679,
                883.0462549483736
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:23:03+00:00",
        "end_time": "2018-07-19T18:16:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0266081,
            48.40604902,
            883.0462549,
            -120.0047712,
            48.42059396,
            1353.426255
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02660812032266,
                  48.40659445578398,
                  883.0462549483736
                ],
                [
                  -120.02579101504126,
                  48.42059395709432,
                  883.0462549483736
                ],
                [
                  -120.00477119965988,
                  48.4200482508655,
                  1353.4262549483738
                ],
                [
                  -120.0055940587467,
                  48.40604901628517,
                  1353.4262549483738
                ],
                [
                  -120.02660812032266,
                  48.40659445578398,
                  883.0462549483736
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:23:03Z",
            "pc:count": 27203053,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720810.2406,
                "count": 27203053,
                "maximum": 721598.8972,
                "minimum": 720041.5772,
                "name": "X",
                "position": 0,
                "stddev": 427.4352197,
                "variance": 182700.867
              },
              {
                "average": 5366547,
                "count": 27203053,
                "maximum": 5367323.179,
                "minimum": 5365764.979,
                "name": "Y",
                "position": 1,
                "stddev": 434.2366443,
                "variance": 188561.4632
              },
              {
                "average": 1082.33582,
                "count": 27203053,
                "maximum": 1353.426255,
                "minimum": 883.0462549,
                "name": "Z",
                "position": 2,
                "stddev": 102.3174848,
                "variance": 10468.8677
              },
              {
                "average": 1220.221364,
                "count": 27203053,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 262.8502884,
                "variance": 69090.27411
              },
              {
                "average": 1.05213345,
                "count": 27203053,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2682343086,
                "variance": 0.07194964428
              },
              {
                "average": 1.104257452,
                "count": 27203053,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4011998089,
                "variance": 0.1609612866
              },
              {
                "average": 0.4978958428,
                "count": 27203053,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999955817,
                "variance": 0.2499955817
              },
              {
                "average": 0.0002593826509,
                "count": 27203053,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01610327237,
                "variance": 0.0002593153811
              },
              {
                "average": 1.643838396,
                "count": 27203053,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5463530523,
                "variance": 0.2985016578
              },
              {
                "average": -1.1807425,
                "count": 27203053,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.820283888,
                "variance": 96.43797564
              },
              {
                "average": 0,
                "count": 27203053,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.2954818,
                "count": 27203053,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.088101419,
                "variance": 4.360167537
              },
              {
                "average": 216060953,
                "count": 27203053,
                "maximum": 216063383.4,
                "minimum": 216059401.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1031.849666,
                "variance": 1064713.733
              },
              {
                "average": 0,
                "count": 27203053,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27203053,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27203053,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27203053,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27203053,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720041.5772,
              5365764.979,
              883.0462549,
              721598.8972,
              5367323.179,
              1353.426255
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720041.5771588366,
                    5365764.978631679,
                    883.0462549483736
                  ],
                  [
                    720041.5771588366,
                    5367323.178631678,
                    883.0462549483736
                  ],
                  [
                    721598.8971588367,
                    5367323.178631678,
                    1353.4262549483738
                  ],
                  [
                    721598.8971588367,
                    5365764.978631679,
                    1353.4262549483738
                  ],
                  [
                    720041.5771588366,
                    5365764.978631679,
                    883.0462549483736
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:23:03+00:00",
            "end_time": "2018-07-19T18:16:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06719887619037,
              48.474050206017246,
              1364.2971289755496
            ],
            [
              -120.06639995686196,
              48.48789498050736,
              1364.2971289755496
            ],
            [
              -120.05219399698106,
              48.48753172720319,
              1824.3971289755495
            ],
            [
              -120.0529967714517,
              48.47368712835319,
              1824.3971289755495
            ],
            [
              -120.06719887619037,
              48.474050206017246,
              1364.2971289755496
            ]
          ]
        ]
      },
      "bbox": [
        -120.0671989,
        48.47368713,
        1364.297129,
        -120.052194,
        48.48789498,
        1824.397129
      ],
      "properties": {
        "datetime": "2018-07-20T00:16:22Z",
        "pc:count": 26229379,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717218.7604,
            "count": 26229379,
            "maximum": 717801.6972,
            "minimum": 716750.6372,
            "name": "X",
            "position": 0,
            "stddev": 258.3000431,
            "variance": 66718.91225
          },
          {
            "average": 5373956.882,
            "count": 26229379,
            "maximum": 5374686.872,
            "minimum": 5373145.932,
            "name": "Y",
            "position": 1,
            "stddev": 448.3591371,
            "variance": 201025.9158
          },
          {
            "average": 1606.896898,
            "count": 26229379,
            "maximum": 1824.397129,
            "minimum": 1364.297129,
            "name": "Z",
            "position": 2,
            "stddev": 98.20827743,
            "variance": 9644.865756
          },
          {
            "average": 763.89567,
            "count": 26229379,
            "maximum": 4095,
            "minimum": 5,
            "name": "Intensity",
            "position": 3,
            "stddev": 482.808933,
            "variance": 233104.4658
          },
          {
            "average": 1.392795346,
            "count": 26229379,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7450911936,
            "variance": 0.5551608868
          },
          {
            "average": 1.785978845,
            "count": 26229379,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.057621462,
            "variance": 1.118563157
          },
          {
            "average": 0.4968199209,
            "count": 26229379,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999898965,
            "variance": 0.2499898966
          },
          {
            "average": 0.000266151936,
            "count": 26229379,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0163119928,
            "variance": 0.0002660811093
          },
          {
            "average": 1.389611016,
            "count": 26229379,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5561975741,
            "variance": 0.3093557414
          },
          {
            "average": 0.4941844052,
            "count": 26229379,
            "maximum": 25.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.16984642,
            "variance": 200.7845475
          },
          {
            "average": 0,
            "count": 26229379,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 69.3997055,
            "count": 26229379,
            "maximum": 72,
            "minimum": 66,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.932052194,
            "variance": 3.73282568
          },
          {
            "average": 216079435.3,
            "count": 26229379,
            "maximum": 216080982.6,
            "minimum": 216077490.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1107.936236,
            "variance": 1227522.704
          },
          {
            "average": 0,
            "count": 26229379,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26229379,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26229379,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26229379,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26229379,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716750.6372,
          5373145.932,
          1364.297129,
          717801.6972,
          5374686.872,
          1824.397129
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716750.6372382761,
                5373145.932394177,
                1364.2971289755496
              ],
              [
                716750.6372382761,
                5374686.872394176,
                1364.2971289755496
              ],
              [
                717801.6972382761,
                5374686.872394176,
                1824.3971289755495
              ],
              [
                717801.6972382761,
                5373145.932394177,
                1824.3971289755495
              ],
              [
                716750.6372382761,
                5373145.932394177,
                1364.2971289755496
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:16:22+00:00",
        "end_time": "2018-07-19T23:18:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0671989,
            48.47368713,
            1364.297129,
            -120.052194,
            48.48789498,
            1824.397129
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06719887619037,
                  48.474050206017246,
                  1364.2971289755496
                ],
                [
                  -120.06639995686196,
                  48.48789498050736,
                  1364.2971289755496
                ],
                [
                  -120.05219399698106,
                  48.48753172720319,
                  1824.3971289755495
                ],
                [
                  -120.0529967714517,
                  48.47368712835319,
                  1824.3971289755495
                ],
                [
                  -120.06719887619037,
                  48.474050206017246,
                  1364.2971289755496
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:16:22Z",
            "pc:count": 26229379,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717218.7604,
                "count": 26229379,
                "maximum": 717801.6972,
                "minimum": 716750.6372,
                "name": "X",
                "position": 0,
                "stddev": 258.3000431,
                "variance": 66718.91225
              },
              {
                "average": 5373956.882,
                "count": 26229379,
                "maximum": 5374686.872,
                "minimum": 5373145.932,
                "name": "Y",
                "position": 1,
                "stddev": 448.3591371,
                "variance": 201025.9158
              },
              {
                "average": 1606.896898,
                "count": 26229379,
                "maximum": 1824.397129,
                "minimum": 1364.297129,
                "name": "Z",
                "position": 2,
                "stddev": 98.20827743,
                "variance": 9644.865756
              },
              {
                "average": 763.89567,
                "count": 26229379,
                "maximum": 4095,
                "minimum": 5,
                "name": "Intensity",
                "position": 3,
                "stddev": 482.808933,
                "variance": 233104.4658
              },
              {
                "average": 1.392795346,
                "count": 26229379,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7450911936,
                "variance": 0.5551608868
              },
              {
                "average": 1.785978845,
                "count": 26229379,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.057621462,
                "variance": 1.118563157
              },
              {
                "average": 0.4968199209,
                "count": 26229379,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999898965,
                "variance": 0.2499898966
              },
              {
                "average": 0.000266151936,
                "count": 26229379,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0163119928,
                "variance": 0.0002660811093
              },
              {
                "average": 1.389611016,
                "count": 26229379,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5561975741,
                "variance": 0.3093557414
              },
              {
                "average": 0.4941844052,
                "count": 26229379,
                "maximum": 25.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.16984642,
                "variance": 200.7845475
              },
              {
                "average": 0,
                "count": 26229379,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 69.3997055,
                "count": 26229379,
                "maximum": 72,
                "minimum": 66,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.932052194,
                "variance": 3.73282568
              },
              {
                "average": 216079435.3,
                "count": 26229379,
                "maximum": 216080982.6,
                "minimum": 216077490.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1107.936236,
                "variance": 1227522.704
              },
              {
                "average": 0,
                "count": 26229379,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26229379,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26229379,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26229379,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26229379,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716750.6372,
              5373145.932,
              1364.297129,
              717801.6972,
              5374686.872,
              1824.397129
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716750.6372382761,
                    5373145.932394177,
                    1364.2971289755496
                  ],
                  [
                    716750.6372382761,
                    5374686.872394176,
                    1364.2971289755496
                  ],
                  [
                    717801.6972382761,
                    5374686.872394176,
                    1824.3971289755495
                  ],
                  [
                    717801.6972382761,
                    5373145.932394177,
                    1824.3971289755495
                  ],
                  [
                    716750.6372382761,
                    5373145.932394177,
                    1364.2971289755496
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:16:22+00:00",
            "end_time": "2018-07-19T23:18:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98536584154284,
              48.420070798076225,
              1689.4986993901782
            ],
            [
              -119.98530444911079,
              48.421108097568656,
              1689.4986993901782
            ],
            [
              -119.98278019493482,
              48.42104187716853,
              1735.4786993901782
            ],
            [
              -119.98284163858168,
              48.42000458007499,
              1735.4786993901782
            ],
            [
              -119.98536584154284,
              48.420070798076225,
              1689.4986993901782
            ]
          ]
        ]
      },
      "bbox": [
        -119.9853658,
        48.42000458,
        1689.498699,
        -119.9827802,
        48.4211081,
        1735.478699
      ],
      "properties": {
        "datetime": "2018-07-19T17:39:00Z",
        "pc:count": 209717,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723100.161,
            "count": 209717,
            "maximum": 723221.347,
            "minimum": 723034.327,
            "name": "X",
            "position": 0,
            "stddev": 44.56211685,
            "variance": 1985.782258
          },
          {
            "average": 5367424.3,
            "count": 209717,
            "maximum": 5367497.514,
            "minimum": 5367382.054,
            "name": "Y",
            "position": 1,
            "stddev": 30.61733655,
            "variance": 937.4212973
          },
          {
            "average": 1713.123986,
            "count": 209717,
            "maximum": 1735.478699,
            "minimum": 1689.498699,
            "name": "Z",
            "position": 2,
            "stddev": 7.540331286,
            "variance": 56.8565959
          },
          {
            "average": 1255.172976,
            "count": 209717,
            "maximum": 2818,
            "minimum": 405,
            "name": "Intensity",
            "position": 3,
            "stddev": 570.5201385,
            "variance": 325493.2285
          },
          {
            "average": 1.356771268,
            "count": 209717,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.686956848,
            "variance": 0.471909711
          },
          {
            "average": 1.715478478,
            "count": 209717,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9666813026,
            "variance": 0.9344727408
          },
          {
            "average": 0.4963116962,
            "count": 209717,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999875883,
            "variance": 0.2499875884
          },
          {
            "average": 0,
            "count": 209717,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.48884449,
            "count": 209717,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5290721808,
            "variance": 0.2799173725
          },
          {
            "average": 9.009646191,
            "count": 209717,
            "maximum": 15,
            "minimum": 4.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.805011968,
            "variance": 14.47811608
          },
          {
            "average": 0,
            "count": 209717,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 28.5598497,
            "count": 209717,
            "maximum": 29,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4964062733,
            "variance": 0.2464191882
          },
          {
            "average": 216056606,
            "count": 209717,
            "maximum": 216057140.5,
            "minimum": 216055926.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 601.3532521,
            "variance": 361625.7338
          },
          {
            "average": 0,
            "count": 209717,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209717,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209717,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209717,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209717,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723034.327,
          5367382.054,
          1689.498699,
          723221.347,
          5367497.514,
          1735.478699
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723034.327025016,
                5367382.053782387,
                1689.4986993901782
              ],
              [
                723034.327025016,
                5367497.513782388,
                1689.4986993901782
              ],
              [
                723221.347025016,
                5367497.513782388,
                1735.4786993901782
              ],
              [
                723221.347025016,
                5367382.053782387,
                1735.4786993901782
              ],
              [
                723034.327025016,
                5367382.053782387,
                1689.4986993901782
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:39:00+00:00",
        "end_time": "2018-07-19T17:18:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9853658,
            48.42000458,
            1689.498699,
            -119.9827802,
            48.4211081,
            1735.478699
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98536584154284,
                  48.420070798076225,
                  1689.4986993901782
                ],
                [
                  -119.98530444911079,
                  48.421108097568656,
                  1689.4986993901782
                ],
                [
                  -119.98278019493482,
                  48.42104187716853,
                  1735.4786993901782
                ],
                [
                  -119.98284163858168,
                  48.42000458007499,
                  1735.4786993901782
                ],
                [
                  -119.98536584154284,
                  48.420070798076225,
                  1689.4986993901782
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:39:00Z",
            "pc:count": 209717,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723100.161,
                "count": 209717,
                "maximum": 723221.347,
                "minimum": 723034.327,
                "name": "X",
                "position": 0,
                "stddev": 44.56211685,
                "variance": 1985.782258
              },
              {
                "average": 5367424.3,
                "count": 209717,
                "maximum": 5367497.514,
                "minimum": 5367382.054,
                "name": "Y",
                "position": 1,
                "stddev": 30.61733655,
                "variance": 937.4212973
              },
              {
                "average": 1713.123986,
                "count": 209717,
                "maximum": 1735.478699,
                "minimum": 1689.498699,
                "name": "Z",
                "position": 2,
                "stddev": 7.540331286,
                "variance": 56.8565959
              },
              {
                "average": 1255.172976,
                "count": 209717,
                "maximum": 2818,
                "minimum": 405,
                "name": "Intensity",
                "position": 3,
                "stddev": 570.5201385,
                "variance": 325493.2285
              },
              {
                "average": 1.356771268,
                "count": 209717,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.686956848,
                "variance": 0.471909711
              },
              {
                "average": 1.715478478,
                "count": 209717,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9666813026,
                "variance": 0.9344727408
              },
              {
                "average": 0.4963116962,
                "count": 209717,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999875883,
                "variance": 0.2499875884
              },
              {
                "average": 0,
                "count": 209717,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.48884449,
                "count": 209717,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5290721808,
                "variance": 0.2799173725
              },
              {
                "average": 9.009646191,
                "count": 209717,
                "maximum": 15,
                "minimum": 4.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.805011968,
                "variance": 14.47811608
              },
              {
                "average": 0,
                "count": 209717,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 28.5598497,
                "count": 209717,
                "maximum": 29,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4964062733,
                "variance": 0.2464191882
              },
              {
                "average": 216056606,
                "count": 209717,
                "maximum": 216057140.5,
                "minimum": 216055926.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 601.3532521,
                "variance": 361625.7338
              },
              {
                "average": 0,
                "count": 209717,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209717,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209717,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209717,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209717,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723034.327,
              5367382.054,
              1689.498699,
              723221.347,
              5367497.514,
              1735.478699
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723034.327025016,
                    5367382.053782387,
                    1689.4986993901782
                  ],
                  [
                    723034.327025016,
                    5367497.513782388,
                    1689.4986993901782
                  ],
                  [
                    723221.347025016,
                    5367497.513782388,
                    1735.4786993901782
                  ],
                  [
                    723221.347025016,
                    5367382.053782387,
                    1735.4786993901782
                  ],
                  [
                    723034.327025016,
                    5367382.053782387,
                    1689.4986993901782
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:39:00+00:00",
            "end_time": "2018-07-19T17:18:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0871024509681,
              48.68995734626509,
              1377.458279134099
            ],
            [
              -120.08703538480184,
              48.6911190373693,
              1377.458279134099
            ],
            [
              -120.07320280315169,
              48.69076816234699,
              1601.958279134099
            ],
            [
              -120.073270186684,
              48.689606485494686,
              1601.958279134099
            ],
            [
              -120.0871024509681,
              48.68995734626509,
              1377.458279134099
            ]
          ]
        ]
      },
      "bbox": [
        -120.0871025,
        48.68960649,
        1377.458279,
        -120.0732028,
        48.69111904,
        1601.958279
      ],
      "properties": {
        "datetime": "2018-07-20T01:22:00Z",
        "pc:count": 840341,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714749.4053,
            "count": 840341,
            "maximum": 715383.4972,
            "minimum": 714364.1772,
            "name": "X",
            "position": 0,
            "stddev": 264.5411965,
            "variance": 69982.04464
          },
          {
            "average": 5397128.192,
            "count": 840341,
            "maximum": 5397214.784,
            "minimum": 5397085.484,
            "name": "Y",
            "position": 1,
            "stddev": 19.52379734,
            "variance": 381.1786627
          },
          {
            "average": 1499.751803,
            "count": 840341,
            "maximum": 1601.958279,
            "minimum": 1377.458279,
            "name": "Z",
            "position": 2,
            "stddev": 50.72407668,
            "variance": 2572.931955
          },
          {
            "average": 726.0154818,
            "count": 840341,
            "maximum": 2378,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 459.7921943,
            "variance": 211408.862
          },
          {
            "average": 1.430572827,
            "count": 840341,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7656924646,
            "variance": 0.5862849503
          },
          {
            "average": 1.861333673,
            "count": 840341,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069366648,
            "variance": 1.143545028
          },
          {
            "average": 0.4937269513,
            "count": 840341,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999609448,
            "variance": 0.2499609463
          },
          {
            "average": 0.0004450574231,
            "count": 840341,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0210917016,
            "variance": 0.0004448598764
          },
          {
            "average": 1.330888294,
            "count": 840341,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5392274801,
            "variance": 0.2907662753
          },
          {
            "average": 0.3716635748,
            "count": 840341,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.68764166,
            "variance": 187.3515341
          },
          {
            "average": 0,
            "count": 840341,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 75.60174739,
            "count": 840341,
            "maximum": 79,
            "minimum": 72,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.077099259,
            "variance": 4.314341331
          },
          {
            "average": 216082774.4,
            "count": 840341,
            "maximum": 216084920.2,
            "minimum": 216080558.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1282.08383,
            "variance": 1643738.946
          },
          {
            "average": 0,
            "count": 840341,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 840341,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 840341,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 840341,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 840341,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714364.1772,
          5397085.484,
          1377.458279,
          715383.4972,
          5397214.784,
          1601.958279
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714364.177241444,
                5397085.483578547,
                1377.458279134099
              ],
              [
                714364.177241444,
                5397214.783578548,
                1377.458279134099
              ],
              [
                715383.4972414441,
                5397214.783578548,
                1601.958279134099
              ],
              [
                715383.4972414441,
                5397085.483578547,
                1601.958279134099
              ],
              [
                714364.177241444,
                5397085.483578547,
                1377.458279134099
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:22:00+00:00",
        "end_time": "2018-07-20T00:09:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0871025,
            48.68960649,
            1377.458279,
            -120.0732028,
            48.69111904,
            1601.958279
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0871024509681,
                  48.68995734626509,
                  1377.458279134099
                ],
                [
                  -120.08703538480184,
                  48.6911190373693,
                  1377.458279134099
                ],
                [
                  -120.07320280315169,
                  48.69076816234699,
                  1601.958279134099
                ],
                [
                  -120.073270186684,
                  48.689606485494686,
                  1601.958279134099
                ],
                [
                  -120.0871024509681,
                  48.68995734626509,
                  1377.458279134099
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:22:00Z",
            "pc:count": 840341,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714749.4053,
                "count": 840341,
                "maximum": 715383.4972,
                "minimum": 714364.1772,
                "name": "X",
                "position": 0,
                "stddev": 264.5411965,
                "variance": 69982.04464
              },
              {
                "average": 5397128.192,
                "count": 840341,
                "maximum": 5397214.784,
                "minimum": 5397085.484,
                "name": "Y",
                "position": 1,
                "stddev": 19.52379734,
                "variance": 381.1786627
              },
              {
                "average": 1499.751803,
                "count": 840341,
                "maximum": 1601.958279,
                "minimum": 1377.458279,
                "name": "Z",
                "position": 2,
                "stddev": 50.72407668,
                "variance": 2572.931955
              },
              {
                "average": 726.0154818,
                "count": 840341,
                "maximum": 2378,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 459.7921943,
                "variance": 211408.862
              },
              {
                "average": 1.430572827,
                "count": 840341,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7656924646,
                "variance": 0.5862849503
              },
              {
                "average": 1.861333673,
                "count": 840341,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069366648,
                "variance": 1.143545028
              },
              {
                "average": 0.4937269513,
                "count": 840341,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999609448,
                "variance": 0.2499609463
              },
              {
                "average": 0.0004450574231,
                "count": 840341,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0210917016,
                "variance": 0.0004448598764
              },
              {
                "average": 1.330888294,
                "count": 840341,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5392274801,
                "variance": 0.2907662753
              },
              {
                "average": 0.3716635748,
                "count": 840341,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.68764166,
                "variance": 187.3515341
              },
              {
                "average": 0,
                "count": 840341,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 75.60174739,
                "count": 840341,
                "maximum": 79,
                "minimum": 72,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.077099259,
                "variance": 4.314341331
              },
              {
                "average": 216082774.4,
                "count": 840341,
                "maximum": 216084920.2,
                "minimum": 216080558.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1282.08383,
                "variance": 1643738.946
              },
              {
                "average": 0,
                "count": 840341,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 840341,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 840341,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 840341,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 840341,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714364.1772,
              5397085.484,
              1377.458279,
              715383.4972,
              5397214.784,
              1601.958279
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714364.177241444,
                    5397085.483578547,
                    1377.458279134099
                  ],
                  [
                    714364.177241444,
                    5397214.783578548,
                    1377.458279134099
                  ],
                  [
                    715383.4972414441,
                    5397214.783578548,
                    1601.958279134099
                  ],
                  [
                    715383.4972414441,
                    5397085.483578547,
                    1601.958279134099
                  ],
                  [
                    714364.177241444,
                    5397085.483578547,
                    1377.458279134099
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:22:00+00:00",
            "end_time": "2018-07-20T00:09:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08765544059771,
              48.582002122753295,
              989.4053475401981
            ],
            [
              -120.08684998652569,
              48.596004838692174,
              989.4053475401981
            ],
            [
              -120.06575931937562,
              48.59546892251086,
              1633.2453475401983
            ],
            [
              -120.06657058446233,
              48.58146646877666,
              1633.2453475401983
            ],
            [
              -120.08765544059771,
              48.582002122753295,
              989.4053475401981
            ]
          ]
        ]
      },
      "bbox": [
        -120.0876554,
        48.58146647,
        989.4053475,
        -120.0657593,
        48.59600484,
        1633.245348
      ],
      "properties": {
        "datetime": "2018-07-20T01:19:08Z",
        "pc:count": 45861447,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715584.2711,
            "count": 45861447,
            "maximum": 716338.7031,
            "minimum": 714781.6031,
            "name": "X",
            "position": 0,
            "stddev": 432.8079718,
            "variance": 187322.7404
          },
          {
            "average": 5385895.18,
            "count": 45861447,
            "maximum": 5386644.293,
            "minimum": 5385085.773,
            "name": "Y",
            "position": 1,
            "stddev": 438.0657684,
            "variance": 191901.6175
          },
          {
            "average": 1343.342791,
            "count": 45861447,
            "maximum": 1633.245348,
            "minimum": 989.4053475,
            "name": "Z",
            "position": 2,
            "stddev": 110.4573281,
            "variance": 12200.82133
          },
          {
            "average": 827.5803246,
            "count": 45861447,
            "maximum": 4095,
            "minimum": 28,
            "name": "Intensity",
            "position": 3,
            "stddev": 451.8549277,
            "variance": 204172.8757
          },
          {
            "average": 1.328872353,
            "count": 45861447,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6765022948,
            "variance": 0.4576553548
          },
          {
            "average": 1.657566343,
            "count": 45861447,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9673308142,
            "variance": 0.9357289042
          },
          {
            "average": 0.4963761392,
            "count": 45861447,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868729,
            "variance": 0.2499868731
          },
          {
            "average": 0.0002770954872,
            "count": 45861447,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01664387909,
            "variance": 0.0002770187113
          },
          {
            "average": 1.36741791,
            "count": 45861447,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5482897337,
            "variance": 0.3006216321
          },
          {
            "average": -0.3682243864,
            "count": 45861447,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.26925899,
            "variance": 150.5347162
          },
          {
            "average": 0,
            "count": 45861447,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 73.98578689,
            "count": 45861447,
            "maximum": 78,
            "minimum": 68,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.305334031,
            "variance": 5.314564992
          },
          {
            "average": 216082121,
            "count": 45861447,
            "maximum": 216084748.1,
            "minimum": 216078426.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1386.702737,
            "variance": 1922944.48
          },
          {
            "average": 0,
            "count": 45861447,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45861447,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45861447,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45861447,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45861447,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714781.6031,
          5385085.773,
          989.4053475,
          716338.7031,
          5386644.293,
          1633.245348
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714781.6031178103,
                5385085.773319814,
                989.4053475401981
              ],
              [
                714781.6031178103,
                5386644.293319814,
                989.4053475401981
              ],
              [
                716338.7031178104,
                5386644.293319814,
                1633.2453475401983
              ],
              [
                716338.7031178104,
                5385085.773319814,
                1633.2453475401983
              ],
              [
                714781.6031178103,
                5385085.773319814,
                989.4053475401981
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:19:08+00:00",
        "end_time": "2018-07-19T23:33:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0876554,
            48.58146647,
            989.4053475,
            -120.0657593,
            48.59600484,
            1633.245348
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08765544059771,
                  48.582002122753295,
                  989.4053475401981
                ],
                [
                  -120.08684998652569,
                  48.596004838692174,
                  989.4053475401981
                ],
                [
                  -120.06575931937562,
                  48.59546892251086,
                  1633.2453475401983
                ],
                [
                  -120.06657058446233,
                  48.58146646877666,
                  1633.2453475401983
                ],
                [
                  -120.08765544059771,
                  48.582002122753295,
                  989.4053475401981
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:19:08Z",
            "pc:count": 45861447,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715584.2711,
                "count": 45861447,
                "maximum": 716338.7031,
                "minimum": 714781.6031,
                "name": "X",
                "position": 0,
                "stddev": 432.8079718,
                "variance": 187322.7404
              },
              {
                "average": 5385895.18,
                "count": 45861447,
                "maximum": 5386644.293,
                "minimum": 5385085.773,
                "name": "Y",
                "position": 1,
                "stddev": 438.0657684,
                "variance": 191901.6175
              },
              {
                "average": 1343.342791,
                "count": 45861447,
                "maximum": 1633.245348,
                "minimum": 989.4053475,
                "name": "Z",
                "position": 2,
                "stddev": 110.4573281,
                "variance": 12200.82133
              },
              {
                "average": 827.5803246,
                "count": 45861447,
                "maximum": 4095,
                "minimum": 28,
                "name": "Intensity",
                "position": 3,
                "stddev": 451.8549277,
                "variance": 204172.8757
              },
              {
                "average": 1.328872353,
                "count": 45861447,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6765022948,
                "variance": 0.4576553548
              },
              {
                "average": 1.657566343,
                "count": 45861447,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9673308142,
                "variance": 0.9357289042
              },
              {
                "average": 0.4963761392,
                "count": 45861447,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868729,
                "variance": 0.2499868731
              },
              {
                "average": 0.0002770954872,
                "count": 45861447,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01664387909,
                "variance": 0.0002770187113
              },
              {
                "average": 1.36741791,
                "count": 45861447,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5482897337,
                "variance": 0.3006216321
              },
              {
                "average": -0.3682243864,
                "count": 45861447,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.26925899,
                "variance": 150.5347162
              },
              {
                "average": 0,
                "count": 45861447,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 73.98578689,
                "count": 45861447,
                "maximum": 78,
                "minimum": 68,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.305334031,
                "variance": 5.314564992
              },
              {
                "average": 216082121,
                "count": 45861447,
                "maximum": 216084748.1,
                "minimum": 216078426.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1386.702737,
                "variance": 1922944.48
              },
              {
                "average": 0,
                "count": 45861447,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45861447,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45861447,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45861447,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45861447,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714781.6031,
              5385085.773,
              989.4053475,
              716338.7031,
              5386644.293,
              1633.245348
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714781.6031178103,
                    5385085.773319814,
                    989.4053475401981
                  ],
                  [
                    714781.6031178103,
                    5386644.293319814,
                    989.4053475401981
                  ],
                  [
                    716338.7031178104,
                    5386644.293319814,
                    1633.2453475401983
                  ],
                  [
                    716338.7031178104,
                    5385085.773319814,
                    1633.2453475401983
                  ],
                  [
                    714781.6031178103,
                    5385085.773319814,
                    989.4053475401981
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:19:08+00:00",
            "end_time": "2018-07-19T23:33:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98605238397249,
              48.609025588589134,
              1521.1211564412592
            ],
            [
              -119.98521795661463,
              48.62302874800546,
              1521.1211564412592
            ],
            [
              -119.96411635792563,
              48.62247394792015,
              1913.8411564412595
            ],
            [
              -119.96495660396197,
              48.608471059989,
              1913.8411564412595
            ],
            [
              -119.98605238397249,
              48.609025588589134,
              1521.1211564412592
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860524,
        48.60847106,
        1521.121156,
        -119.9641164,
        48.62302875,
        1913.841156
      ],
      "properties": {
        "datetime": "2018-07-19T17:33:12Z",
        "pc:count": 30013875,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722919.2511,
            "count": 30013875,
            "maximum": 723712.4628,
            "minimum": 722155.2428,
            "name": "X",
            "position": 0,
            "stddev": 417.0719634,
            "variance": 173949.0226
          },
          {
            "average": 5389154.836,
            "count": 30013875,
            "maximum": 5389938.662,
            "minimum": 5388379.942,
            "name": "Y",
            "position": 1,
            "stddev": 429.4317568,
            "variance": 184411.6338
          },
          {
            "average": 1689.484471,
            "count": 30013875,
            "maximum": 1913.841156,
            "minimum": 1521.121156,
            "name": "Z",
            "position": 2,
            "stddev": 72.02376572,
            "variance": 5187.422829
          },
          {
            "average": 1313.438208,
            "count": 30013875,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 462.1422724,
            "variance": 213575.4799
          },
          {
            "average": 1.18505891,
            "count": 30013875,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4634389575,
            "variance": 0.2147756673
          },
          {
            "average": 1.369927075,
            "count": 30013875,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6517839377,
            "variance": 0.4248223014
          },
          {
            "average": 0.4959378621,
            "count": 30013875,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999835071,
            "variance": 0.2499835074
          },
          {
            "average": 0.0002703416337,
            "count": 30013875,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01643984666,
            "variance": 0.0002702685581
          },
          {
            "average": 1.436935617,
            "count": 30013875,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5483169654,
            "variance": 0.3006514946
          },
          {
            "average": 1.140584896,
            "count": 30013875,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.49470675,
            "variance": 132.1282833
          },
          {
            "average": 0,
            "count": 30013875,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.89868079,
            "count": 30013875,
            "maximum": 29,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.496442598,
            "variance": 2.23934045
          },
          {
            "average": 216055597.2,
            "count": 30013875,
            "maximum": 216056792.8,
            "minimum": 216053368.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 861.0165542,
            "variance": 741349.5066
          },
          {
            "average": 0,
            "count": 30013875,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30013875,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30013875,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30013875,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30013875,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722155.2428,
          5388379.942,
          1521.121156,
          723712.4628,
          5389938.662,
          1913.841156
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722155.2427673739,
                5388379.942388212,
                1521.1211564412592
              ],
              [
                722155.2427673739,
                5389938.662388213,
                1521.1211564412592
              ],
              [
                723712.4627673739,
                5389938.662388213,
                1913.8411564412595
              ],
              [
                723712.4627673739,
                5388379.942388212,
                1913.8411564412595
              ],
              [
                722155.2427673739,
                5388379.942388212,
                1521.1211564412592
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:33:12+00:00",
        "end_time": "2018-07-19T16:36:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860524,
            48.60847106,
            1521.121156,
            -119.9641164,
            48.62302875,
            1913.841156
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98605238397249,
                  48.609025588589134,
                  1521.1211564412592
                ],
                [
                  -119.98521795661463,
                  48.62302874800546,
                  1521.1211564412592
                ],
                [
                  -119.96411635792563,
                  48.62247394792015,
                  1913.8411564412595
                ],
                [
                  -119.96495660396197,
                  48.608471059989,
                  1913.8411564412595
                ],
                [
                  -119.98605238397249,
                  48.609025588589134,
                  1521.1211564412592
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:33:12Z",
            "pc:count": 30013875,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722919.2511,
                "count": 30013875,
                "maximum": 723712.4628,
                "minimum": 722155.2428,
                "name": "X",
                "position": 0,
                "stddev": 417.0719634,
                "variance": 173949.0226
              },
              {
                "average": 5389154.836,
                "count": 30013875,
                "maximum": 5389938.662,
                "minimum": 5388379.942,
                "name": "Y",
                "position": 1,
                "stddev": 429.4317568,
                "variance": 184411.6338
              },
              {
                "average": 1689.484471,
                "count": 30013875,
                "maximum": 1913.841156,
                "minimum": 1521.121156,
                "name": "Z",
                "position": 2,
                "stddev": 72.02376572,
                "variance": 5187.422829
              },
              {
                "average": 1313.438208,
                "count": 30013875,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 462.1422724,
                "variance": 213575.4799
              },
              {
                "average": 1.18505891,
                "count": 30013875,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4634389575,
                "variance": 0.2147756673
              },
              {
                "average": 1.369927075,
                "count": 30013875,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6517839377,
                "variance": 0.4248223014
              },
              {
                "average": 0.4959378621,
                "count": 30013875,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999835071,
                "variance": 0.2499835074
              },
              {
                "average": 0.0002703416337,
                "count": 30013875,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01643984666,
                "variance": 0.0002702685581
              },
              {
                "average": 1.436935617,
                "count": 30013875,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5483169654,
                "variance": 0.3006514946
              },
              {
                "average": 1.140584896,
                "count": 30013875,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.49470675,
                "variance": 132.1282833
              },
              {
                "average": 0,
                "count": 30013875,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.89868079,
                "count": 30013875,
                "maximum": 29,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.496442598,
                "variance": 2.23934045
              },
              {
                "average": 216055597.2,
                "count": 30013875,
                "maximum": 216056792.8,
                "minimum": 216053368.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 861.0165542,
                "variance": 741349.5066
              },
              {
                "average": 0,
                "count": 30013875,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30013875,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30013875,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30013875,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30013875,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722155.2428,
              5388379.942,
              1521.121156,
              723712.4628,
              5389938.662,
              1913.841156
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722155.2427673739,
                    5388379.942388212,
                    1521.1211564412592
                  ],
                  [
                    722155.2427673739,
                    5389938.662388213,
                    1521.1211564412592
                  ],
                  [
                    723712.4627673739,
                    5389938.662388213,
                    1913.8411564412595
                  ],
                  [
                    723712.4627673739,
                    5388379.942388212,
                    1913.8411564412595
                  ],
                  [
                    722155.2427673739,
                    5388379.942388212,
                    1521.1211564412592
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:33:12+00:00",
            "end_time": "2018-07-19T16:36:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_589088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.1484620955812,
              48.52795873515148,
              902.910257715307
            ],
            [
              -120.14767498059767,
              48.541961613606404,
              902.910257715307
            ],
            [
              -120.12660672312421,
              48.541437298043896,
              1206.610257715307
            ],
            [
              -120.12739963258142,
              48.527434676059684,
              1206.610257715307
            ],
            [
              -120.1484620955812,
              48.52795873515148,
              902.910257715307
            ]
          ]
        ]
      },
      "bbox": [
        -120.1484621,
        48.52743468,
        902.9102577,
        -120.1266067,
        48.54196161,
        1206.610258
      ],
      "properties": {
        "datetime": "2018-07-20T16:03:38Z",
        "pc:count": 49199665,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 711297.4844,
            "count": 49199665,
            "maximum": 712078.9372,
            "minimum": 710521.9172,
            "name": "X",
            "position": 0,
            "stddev": 440.4823047,
            "variance": 194024.6607
          },
          {
            "average": 5379679.012,
            "count": 49199665,
            "maximum": 5380468.572,
            "minimum": 5378910.132,
            "name": "Y",
            "position": 1,
            "stddev": 413.4301175,
            "variance": 170924.4621
          },
          {
            "average": 1033.662565,
            "count": 49199665,
            "maximum": 1206.610258,
            "minimum": 902.9102577,
            "name": "Z",
            "position": 2,
            "stddev": 72.76450114,
            "variance": 5294.672626
          },
          {
            "average": 618.3301158,
            "count": 49199665,
            "maximum": 4095,
            "minimum": 29,
            "name": "Intensity",
            "position": 3,
            "stddev": 472.0075301,
            "variance": 222791.1085
          },
          {
            "average": 1.635352842,
            "count": 49199665,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8617672878,
            "variance": 0.7426428584
          },
          {
            "average": 2.270488163,
            "count": 49199665,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.090331192,
            "variance": 1.188822108
          },
          {
            "average": 0.4966655769,
            "count": 49199665,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999888866,
            "variance": 0.2499888867
          },
          {
            "average": 0.0003126240799,
            "count": 49199665,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01767841487,
            "variance": 0.0003125263524
          },
          {
            "average": 1.26637718,
            "count": 49199665,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4966136953,
            "variance": 0.2466251623
          },
          {
            "average": -0.779821131,
            "count": 49199665,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.62654884,
            "variance": 159.4297357
          },
          {
            "average": 0,
            "count": 49199665,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 497.5746486,
            "count": 49199665,
            "maximum": 1611,
            "minimum": 86,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 626.2495742,
            "variance": 392188.5292
          },
          {
            "average": 216124082.8,
            "count": 49199665,
            "maximum": 216137818.2,
            "minimum": 216089503.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20280.77201,
            "variance": 411309713.3
          },
          {
            "average": 0,
            "count": 49199665,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49199665,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49199665,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49199665,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49199665,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          710521.9172,
          5378910.132,
          902.9102577,
          712078.9372,
          5380468.572,
          1206.610258
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                710521.9172378068,
                5378910.132498498,
                902.910257715307
              ],
              [
                710521.9172378068,
                5380468.572498498,
                902.910257715307
              ],
              [
                712078.9372378069,
                5380468.572498498,
                1206.610257715307
              ],
              [
                712078.9372378069,
                5378910.132498498,
                1206.610257715307
              ],
              [
                710521.9172378068,
                5378910.132498498,
                902.910257715307
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:03:38+00:00",
        "end_time": "2018-07-20T02:38:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_589088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_589088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_589088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1484621,
            48.52743468,
            902.9102577,
            -120.1266067,
            48.54196161,
            1206.610258
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.1484620955812,
                  48.52795873515148,
                  902.910257715307
                ],
                [
                  -120.14767498059767,
                  48.541961613606404,
                  902.910257715307
                ],
                [
                  -120.12660672312421,
                  48.541437298043896,
                  1206.610257715307
                ],
                [
                  -120.12739963258142,
                  48.527434676059684,
                  1206.610257715307
                ],
                [
                  -120.1484620955812,
                  48.52795873515148,
                  902.910257715307
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_589088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_589088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:03:38Z",
            "pc:count": 49199665,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 711297.4844,
                "count": 49199665,
                "maximum": 712078.9372,
                "minimum": 710521.9172,
                "name": "X",
                "position": 0,
                "stddev": 440.4823047,
                "variance": 194024.6607
              },
              {
                "average": 5379679.012,
                "count": 49199665,
                "maximum": 5380468.572,
                "minimum": 5378910.132,
                "name": "Y",
                "position": 1,
                "stddev": 413.4301175,
                "variance": 170924.4621
              },
              {
                "average": 1033.662565,
                "count": 49199665,
                "maximum": 1206.610258,
                "minimum": 902.9102577,
                "name": "Z",
                "position": 2,
                "stddev": 72.76450114,
                "variance": 5294.672626
              },
              {
                "average": 618.3301158,
                "count": 49199665,
                "maximum": 4095,
                "minimum": 29,
                "name": "Intensity",
                "position": 3,
                "stddev": 472.0075301,
                "variance": 222791.1085
              },
              {
                "average": 1.635352842,
                "count": 49199665,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8617672878,
                "variance": 0.7426428584
              },
              {
                "average": 2.270488163,
                "count": 49199665,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.090331192,
                "variance": 1.188822108
              },
              {
                "average": 0.4966655769,
                "count": 49199665,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999888866,
                "variance": 0.2499888867
              },
              {
                "average": 0.0003126240799,
                "count": 49199665,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01767841487,
                "variance": 0.0003125263524
              },
              {
                "average": 1.26637718,
                "count": 49199665,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4966136953,
                "variance": 0.2466251623
              },
              {
                "average": -0.779821131,
                "count": 49199665,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.62654884,
                "variance": 159.4297357
              },
              {
                "average": 0,
                "count": 49199665,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 497.5746486,
                "count": 49199665,
                "maximum": 1611,
                "minimum": 86,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 626.2495742,
                "variance": 392188.5292
              },
              {
                "average": 216124082.8,
                "count": 49199665,
                "maximum": 216137818.2,
                "minimum": 216089503.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20280.77201,
                "variance": 411309713.3
              },
              {
                "average": 0,
                "count": 49199665,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49199665,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49199665,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49199665,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49199665,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              710521.9172,
              5378910.132,
              902.9102577,
              712078.9372,
              5380468.572,
              1206.610258
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    710521.9172378068,
                    5378910.132498498,
                    902.910257715307
                  ],
                  [
                    710521.9172378068,
                    5380468.572498498,
                    902.910257715307
                  ],
                  [
                    712078.9372378069,
                    5380468.572498498,
                    1206.610257715307
                  ],
                  [
                    712078.9372378069,
                    5378910.132498498,
                    1206.610257715307
                  ],
                  [
                    710521.9172378068,
                    5378910.132498498,
                    902.910257715307
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:03:38+00:00",
            "end_time": "2018-07-20T02:38:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0266839482766,
              48.55503834446876,
              1545.4407760463941
            ],
            [
              -120.02586237227747,
              48.56904125747785,
              1545.4407760463941
            ],
            [
              -120.00478272806413,
              48.56849436261409,
              1977.060776046394
            ],
            [
              -120.00561010595639,
              48.55449171715288,
              1977.060776046394
            ],
            [
              -120.0266839482766,
              48.55503834446876,
              1545.4407760463941
            ]
          ]
        ]
      },
      "bbox": [
        -120.0266839,
        48.55449172,
        1545.440776,
        -120.0047827,
        48.56904126,
        1977.060776
      ],
      "properties": {
        "datetime": "2018-07-19T19:18:47Z",
        "pc:count": 31221149,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720139.5793,
            "count": 31221149,
            "maximum": 720951.5743,
            "minimum": 719394.3743,
            "name": "X",
            "position": 0,
            "stddev": 426.4842879,
            "variance": 181888.8478
          },
          {
            "average": 5383054.873,
            "count": 31221149,
            "maximum": 5383821.009,
            "minimum": 5382262.389,
            "name": "Y",
            "position": 1,
            "stddev": 427.2363903,
            "variance": 182530.9332
          },
          {
            "average": 1731.635058,
            "count": 31221149,
            "maximum": 1977.060776,
            "minimum": 1545.440776,
            "name": "Z",
            "position": 2,
            "stddev": 97.4598782,
            "variance": 9498.427859
          },
          {
            "average": 1763.248989,
            "count": 31221149,
            "maximum": 4095,
            "minimum": 375,
            "name": "Intensity",
            "position": 3,
            "stddev": 752.4566646,
            "variance": 566191.0321
          },
          {
            "average": 1.247706322,
            "count": 31221149,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6006951269,
            "variance": 0.3608346355
          },
          {
            "average": 1.495062433,
            "count": 31221149,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8790826951,
            "variance": 0.7727863848
          },
          {
            "average": 0.4976023464,
            "count": 31221149,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999942592,
            "variance": 0.2499942593
          },
          {
            "average": 0.0002865045101,
            "count": 31221149,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01692401945,
            "variance": 0.0002864224345
          },
          {
            "average": 1.446913309,
            "count": 31221149,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5503316867,
            "variance": 0.3028649654
          },
          {
            "average": -0.9409726832,
            "count": 31221149,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.36132881,
            "variance": 206.2477652
          },
          {
            "average": 0,
            "count": 31221149,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.4081549,
            "count": 31221149,
            "maximum": 41,
            "minimum": 31,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.144301911,
            "variance": 4.598030686
          },
          {
            "average": 216060986.9,
            "count": 31221149,
            "maximum": 216063127.4,
            "minimum": 216058449.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1093.477215,
            "variance": 1195692.419
          },
          {
            "average": 0,
            "count": 31221149,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31221149,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31221149,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31221149,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31221149,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719394.3743,
          5382262.389,
          1545.440776,
          720951.5743,
          5383821.009,
          1977.060776
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719394.374253175,
                5382262.389075146,
                1545.4407760463941
              ],
              [
                719394.374253175,
                5383821.009075145,
                1545.4407760463941
              ],
              [
                720951.574253175,
                5383821.009075145,
                1977.060776046394
              ],
              [
                720951.574253175,
                5382262.389075146,
                1977.060776046394
              ],
              [
                719394.374253175,
                5382262.389075146,
                1545.4407760463941
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:18:47+00:00",
        "end_time": "2018-07-19T18:00:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0266839,
            48.55449172,
            1545.440776,
            -120.0047827,
            48.56904126,
            1977.060776
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0266839482766,
                  48.55503834446876,
                  1545.4407760463941
                ],
                [
                  -120.02586237227747,
                  48.56904125747785,
                  1545.4407760463941
                ],
                [
                  -120.00478272806413,
                  48.56849436261409,
                  1977.060776046394
                ],
                [
                  -120.00561010595639,
                  48.55449171715288,
                  1977.060776046394
                ],
                [
                  -120.0266839482766,
                  48.55503834446876,
                  1545.4407760463941
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:18:47Z",
            "pc:count": 31221149,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720139.5793,
                "count": 31221149,
                "maximum": 720951.5743,
                "minimum": 719394.3743,
                "name": "X",
                "position": 0,
                "stddev": 426.4842879,
                "variance": 181888.8478
              },
              {
                "average": 5383054.873,
                "count": 31221149,
                "maximum": 5383821.009,
                "minimum": 5382262.389,
                "name": "Y",
                "position": 1,
                "stddev": 427.2363903,
                "variance": 182530.9332
              },
              {
                "average": 1731.635058,
                "count": 31221149,
                "maximum": 1977.060776,
                "minimum": 1545.440776,
                "name": "Z",
                "position": 2,
                "stddev": 97.4598782,
                "variance": 9498.427859
              },
              {
                "average": 1763.248989,
                "count": 31221149,
                "maximum": 4095,
                "minimum": 375,
                "name": "Intensity",
                "position": 3,
                "stddev": 752.4566646,
                "variance": 566191.0321
              },
              {
                "average": 1.247706322,
                "count": 31221149,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6006951269,
                "variance": 0.3608346355
              },
              {
                "average": 1.495062433,
                "count": 31221149,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8790826951,
                "variance": 0.7727863848
              },
              {
                "average": 0.4976023464,
                "count": 31221149,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999942592,
                "variance": 0.2499942593
              },
              {
                "average": 0.0002865045101,
                "count": 31221149,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01692401945,
                "variance": 0.0002864224345
              },
              {
                "average": 1.446913309,
                "count": 31221149,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5503316867,
                "variance": 0.3028649654
              },
              {
                "average": -0.9409726832,
                "count": 31221149,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.36132881,
                "variance": 206.2477652
              },
              {
                "average": 0,
                "count": 31221149,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.4081549,
                "count": 31221149,
                "maximum": 41,
                "minimum": 31,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.144301911,
                "variance": 4.598030686
              },
              {
                "average": 216060986.9,
                "count": 31221149,
                "maximum": 216063127.4,
                "minimum": 216058449.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1093.477215,
                "variance": 1195692.419
              },
              {
                "average": 0,
                "count": 31221149,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31221149,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31221149,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31221149,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31221149,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719394.3743,
              5382262.389,
              1545.440776,
              720951.5743,
              5383821.009,
              1977.060776
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719394.374253175,
                    5382262.389075146,
                    1545.4407760463941
                  ],
                  [
                    719394.374253175,
                    5383821.009075145,
                    1545.4407760463941
                  ],
                  [
                    720951.574253175,
                    5383821.009075145,
                    1977.060776046394
                  ],
                  [
                    720951.574253175,
                    5382262.389075146,
                    1977.060776046394
                  ],
                  [
                    719394.374253175,
                    5382262.389075146,
                    1545.4407760463941
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:18:47+00:00",
            "end_time": "2018-07-19T18:00:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98610911250734,
              48.37960897415944,
              886.7098978628203
            ],
            [
              -119.9852817146533,
              48.3936073043766,
              886.7098978628203
            ],
            [
              -119.96427460869158,
              48.393054449583076,
              1343.2898978628202
            ],
            [
              -119.96510775049236,
              48.379056389536636,
              1343.2898978628202
            ],
            [
              -119.98610911250734,
              48.37960897415944,
              886.7098978628203
            ]
          ]
        ]
      },
      "bbox": [
        -119.9861091,
        48.37905639,
        886.7098979,
        -119.9642746,
        48.3936073,
        1343.289898
      ],
      "properties": {
        "datetime": "2018-07-19T17:40:13Z",
        "pc:count": 26254621,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723929.4642,
            "count": 26254621,
            "maximum": 724713.6501,
            "minimum": 723156.3901,
            "name": "X",
            "position": 0,
            "stddev": 407.8432004,
            "variance": 166336.0761
          },
          {
            "average": 5363668.307,
            "count": 26254621,
            "maximum": 5364441.263,
            "minimum": 5362883.143,
            "name": "Y",
            "position": 1,
            "stddev": 428.8511143,
            "variance": 183913.2783
          },
          {
            "average": 1101.39743,
            "count": 26254621,
            "maximum": 1343.289898,
            "minimum": 886.7098979,
            "name": "Z",
            "position": 2,
            "stddev": 95.44080256,
            "variance": 9108.946793
          },
          {
            "average": 1017.994455,
            "count": 26254621,
            "maximum": 2000,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 199.369339,
            "variance": 39748.13334
          },
          {
            "average": 1.042415847,
            "count": 26254621,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2320458442,
            "variance": 0.05384527383
          },
          {
            "average": 1.084867232,
            "count": 26254621,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3426063237,
            "variance": 0.117379093
          },
          {
            "average": 0.4963994338,
            "count": 26254621,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999870453,
            "variance": 0.2499870454
          },
          {
            "average": 0.0002098297286,
            "count": 26254621,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01448398109,
            "variance": 0.0002097857081
          },
          {
            "average": 1.601467224,
            "count": 26254621,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5707857595,
            "variance": 0.3257963833
          },
          {
            "average": 1.056006522,
            "count": 26254621,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.467231783,
            "variance": 71.69401407
          },
          {
            "average": 0,
            "count": 26254621,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 27.06108113,
            "count": 26254621,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.418851042,
            "variance": 2.013138278
          },
          {
            "average": 216055721.6,
            "count": 26254621,
            "maximum": 216057213.4,
            "minimum": 216054129.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 903.5852355,
            "variance": 816466.2778
          },
          {
            "average": 0,
            "count": 26254621,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26254621,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26254621,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26254621,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26254621,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723156.3901,
          5362883.143,
          886.7098979,
          724713.6501,
          5364441.263,
          1343.289898
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723156.3900730554,
                5362883.143100633,
                886.7098978628203
              ],
              [
                723156.3900730554,
                5364441.2631006325,
                886.7098978628203
              ],
              [
                724713.6500730554,
                5364441.2631006325,
                1343.2898978628202
              ],
              [
                724713.6500730554,
                5362883.143100633,
                1343.2898978628202
              ],
              [
                723156.3900730554,
                5362883.143100633,
                886.7098978628203
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:40:13+00:00",
        "end_time": "2018-07-19T16:48:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9861091,
            48.37905639,
            886.7098979,
            -119.9642746,
            48.3936073,
            1343.289898
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98610911250734,
                  48.37960897415944,
                  886.7098978628203
                ],
                [
                  -119.9852817146533,
                  48.3936073043766,
                  886.7098978628203
                ],
                [
                  -119.96427460869158,
                  48.393054449583076,
                  1343.2898978628202
                ],
                [
                  -119.96510775049236,
                  48.379056389536636,
                  1343.2898978628202
                ],
                [
                  -119.98610911250734,
                  48.37960897415944,
                  886.7098978628203
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:40:13Z",
            "pc:count": 26254621,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723929.4642,
                "count": 26254621,
                "maximum": 724713.6501,
                "minimum": 723156.3901,
                "name": "X",
                "position": 0,
                "stddev": 407.8432004,
                "variance": 166336.0761
              },
              {
                "average": 5363668.307,
                "count": 26254621,
                "maximum": 5364441.263,
                "minimum": 5362883.143,
                "name": "Y",
                "position": 1,
                "stddev": 428.8511143,
                "variance": 183913.2783
              },
              {
                "average": 1101.39743,
                "count": 26254621,
                "maximum": 1343.289898,
                "minimum": 886.7098979,
                "name": "Z",
                "position": 2,
                "stddev": 95.44080256,
                "variance": 9108.946793
              },
              {
                "average": 1017.994455,
                "count": 26254621,
                "maximum": 2000,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 199.369339,
                "variance": 39748.13334
              },
              {
                "average": 1.042415847,
                "count": 26254621,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2320458442,
                "variance": 0.05384527383
              },
              {
                "average": 1.084867232,
                "count": 26254621,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3426063237,
                "variance": 0.117379093
              },
              {
                "average": 0.4963994338,
                "count": 26254621,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999870453,
                "variance": 0.2499870454
              },
              {
                "average": 0.0002098297286,
                "count": 26254621,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01448398109,
                "variance": 0.0002097857081
              },
              {
                "average": 1.601467224,
                "count": 26254621,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5707857595,
                "variance": 0.3257963833
              },
              {
                "average": 1.056006522,
                "count": 26254621,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.467231783,
                "variance": 71.69401407
              },
              {
                "average": 0,
                "count": 26254621,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 27.06108113,
                "count": 26254621,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.418851042,
                "variance": 2.013138278
              },
              {
                "average": 216055721.6,
                "count": 26254621,
                "maximum": 216057213.4,
                "minimum": 216054129.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 903.5852355,
                "variance": 816466.2778
              },
              {
                "average": 0,
                "count": 26254621,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26254621,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26254621,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26254621,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26254621,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723156.3901,
              5362883.143,
              886.7098979,
              724713.6501,
              5364441.263,
              1343.289898
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723156.3900730554,
                    5362883.143100633,
                    886.7098978628203
                  ],
                  [
                    723156.3900730554,
                    5364441.2631006325,
                    886.7098978628203
                  ],
                  [
                    724713.6500730554,
                    5364441.2631006325,
                    1343.2898978628202
                  ],
                  [
                    724713.6500730554,
                    5362883.143100633,
                    1343.2898978628202
                  ],
                  [
                    723156.3900730554,
                    5362883.143100633,
                    886.7098978628203
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:40:13+00:00",
            "end_time": "2018-07-19T16:48:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1575808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06682580242476,
              48.24609094023463,
              702.6721878700188
            ],
            [
              -120.06610655744244,
              48.258654465127314,
              702.6721878700188
            ],
            [
              -120.04520680300567,
              48.25811886426273,
              1009.4721878700187
            ],
            [
              -120.0459311534598,
              48.245555574157486,
              1009.4721878700187
            ],
            [
              -120.06682580242476,
              48.24609094023463,
              702.6721878700188
            ]
          ]
        ]
      },
      "bbox": [
        -120.0668258,
        48.24555557,
        702.6721879,
        -120.0452068,
        48.25865447,
        1009.472188
      ],
      "properties": {
        "datetime": "2018-07-20T00:23:34Z",
        "pc:count": 21696278,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718606.6911,
            "count": 21696278,
            "maximum": 719301.6013,
            "minimum": 717748.3213,
            "name": "X",
            "position": 0,
            "stddev": 450.0472585,
            "variance": 202542.5349
          },
          {
            "average": 5348731.031,
            "count": 21696278,
            "maximum": 5349210.814,
            "minimum": 5347812.534,
            "name": "Y",
            "position": 1,
            "stddev": 294.9097822,
            "variance": 86971.77962
          },
          {
            "average": 833.332844,
            "count": 21696278,
            "maximum": 1009.472188,
            "minimum": 702.6721879,
            "name": "Z",
            "position": 2,
            "stddev": 62.67102292,
            "variance": 3927.657113
          },
          {
            "average": 1007.253631,
            "count": 21696278,
            "maximum": 2573,
            "minimum": 65,
            "name": "Intensity",
            "position": 3,
            "stddev": 406.2795682,
            "variance": 165063.0876
          },
          {
            "average": 1.128953731,
            "count": 21696278,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4115769296,
            "variance": 0.169395569
          },
          {
            "average": 1.257868009,
            "count": 21696278,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6021305518,
            "variance": 0.3625612014
          },
          {
            "average": 0.4942143533,
            "count": 21696278,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999665367,
            "variance": 0.2499665378
          },
          {
            "average": 0.0002957650155,
            "count": 21696278,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01719527703,
            "variance": 0.0002956775522
          },
          {
            "average": 1.493186896,
            "count": 21696278,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5531885662,
            "variance": 0.3060175897
          },
          {
            "average": 3.583984548,
            "count": 21696278,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.753039471,
            "variance": 76.61569998
          },
          {
            "average": 0,
            "count": 21696278,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.02990015,
            "count": 21696278,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.389310441,
            "variance": 70.38052967
          },
          {
            "average": 216077211.8,
            "count": 21696278,
            "maximum": 216081414.1,
            "minimum": 216063871.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4870.371606,
            "variance": 23720519.58
          },
          {
            "average": 0,
            "count": 21696278,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21696278,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21696278,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21696278,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21696278,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717748.3213,
          5347812.534,
          702.6721879,
          719301.6013,
          5349210.814,
          1009.472188
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717748.3213225094,
                5347812.534268021,
                702.6721878700188
              ],
              [
                717748.3213225094,
                5349210.81426802,
                702.6721878700188
              ],
              [
                719301.6013225095,
                5349210.81426802,
                1009.4721878700187
              ],
              [
                719301.6013225095,
                5347812.534268021,
                1009.4721878700187
              ],
              [
                717748.3213225094,
                5347812.534268021,
                702.6721878700188
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:23:34+00:00",
        "end_time": "2018-07-19T19:31:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1575808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1575808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1575808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1575808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0668258,
            48.24555557,
            702.6721879,
            -120.0452068,
            48.25865447,
            1009.472188
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06682580242476,
                  48.24609094023463,
                  702.6721878700188
                ],
                [
                  -120.06610655744244,
                  48.258654465127314,
                  702.6721878700188
                ],
                [
                  -120.04520680300567,
                  48.25811886426273,
                  1009.4721878700187
                ],
                [
                  -120.0459311534598,
                  48.245555574157486,
                  1009.4721878700187
                ],
                [
                  -120.06682580242476,
                  48.24609094023463,
                  702.6721878700188
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1575808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1575808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:23:34Z",
            "pc:count": 21696278,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718606.6911,
                "count": 21696278,
                "maximum": 719301.6013,
                "minimum": 717748.3213,
                "name": "X",
                "position": 0,
                "stddev": 450.0472585,
                "variance": 202542.5349
              },
              {
                "average": 5348731.031,
                "count": 21696278,
                "maximum": 5349210.814,
                "minimum": 5347812.534,
                "name": "Y",
                "position": 1,
                "stddev": 294.9097822,
                "variance": 86971.77962
              },
              {
                "average": 833.332844,
                "count": 21696278,
                "maximum": 1009.472188,
                "minimum": 702.6721879,
                "name": "Z",
                "position": 2,
                "stddev": 62.67102292,
                "variance": 3927.657113
              },
              {
                "average": 1007.253631,
                "count": 21696278,
                "maximum": 2573,
                "minimum": 65,
                "name": "Intensity",
                "position": 3,
                "stddev": 406.2795682,
                "variance": 165063.0876
              },
              {
                "average": 1.128953731,
                "count": 21696278,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4115769296,
                "variance": 0.169395569
              },
              {
                "average": 1.257868009,
                "count": 21696278,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6021305518,
                "variance": 0.3625612014
              },
              {
                "average": 0.4942143533,
                "count": 21696278,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999665367,
                "variance": 0.2499665378
              },
              {
                "average": 0.0002957650155,
                "count": 21696278,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01719527703,
                "variance": 0.0002956775522
              },
              {
                "average": 1.493186896,
                "count": 21696278,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5531885662,
                "variance": 0.3060175897
              },
              {
                "average": 3.583984548,
                "count": 21696278,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.753039471,
                "variance": 76.61569998
              },
              {
                "average": 0,
                "count": 21696278,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.02990015,
                "count": 21696278,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.389310441,
                "variance": 70.38052967
              },
              {
                "average": 216077211.8,
                "count": 21696278,
                "maximum": 216081414.1,
                "minimum": 216063871.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4870.371606,
                "variance": 23720519.58
              },
              {
                "average": 0,
                "count": 21696278,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21696278,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21696278,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21696278,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21696278,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717748.3213,
              5347812.534,
              702.6721879,
              719301.6013,
              5349210.814,
              1009.472188
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717748.3213225094,
                    5347812.534268021,
                    702.6721878700188
                  ],
                  [
                    717748.3213225094,
                    5349210.81426802,
                    702.6721878700188
                  ],
                  [
                    719301.6013225095,
                    5349210.81426802,
                    1009.4721878700187
                  ],
                  [
                    719301.6013225095,
                    5347812.534268021,
                    1009.4721878700187
                  ],
                  [
                    717748.3213225094,
                    5347812.534268021,
                    702.6721878700188
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:23:34+00:00",
            "end_time": "2018-07-19T19:31:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08749920833498,
              48.487533486084146,
              1163.089459249442
            ],
            [
              -120.08669651319367,
              48.50153409481754,
              1163.089459249442
            ],
            [
              -120.0656453395294,
              48.50099893209067,
              1654.7894592494417
            ],
            [
              -120.06645381463044,
              48.4869985850453,
              1654.7894592494417
            ],
            [
              -120.08749920833498,
              48.487533486084146,
              1163.089459249442
            ]
          ]
        ]
      },
      "bbox": [
        -120.0874992,
        48.48699859,
        1163.089459,
        -120.0656453,
        48.50153409,
        1654.789459
      ],
      "properties": {
        "datetime": "2018-07-20T01:16:10Z",
        "pc:count": 52421594,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716006.5168,
            "count": 52421594,
            "maximum": 716750.4812,
            "minimum": 715193.4012,
            "name": "X",
            "position": 0,
            "stddev": 432.0963966,
            "variance": 186707.2959
          },
          {
            "average": 5375353.229,
            "count": 52421594,
            "maximum": 5376145.356,
            "minimum": 5374587.096,
            "name": "Y",
            "position": 1,
            "stddev": 424.2368947,
            "variance": 179976.9428
          },
          {
            "average": 1404.955002,
            "count": 52421594,
            "maximum": 1654.789459,
            "minimum": 1163.089459,
            "name": "Z",
            "position": 2,
            "stddev": 90.26020777,
            "variance": 8146.905106
          },
          {
            "average": 735.0318789,
            "count": 52421594,
            "maximum": 4095,
            "minimum": 31,
            "name": "Intensity",
            "position": 3,
            "stddev": 471.5907838,
            "variance": 222397.8674
          },
          {
            "average": 1.467193768,
            "count": 52421594,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.782443986,
            "variance": 0.6122185913
          },
          {
            "average": 1.934322867,
            "count": 52421594,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.072977794,
            "variance": 1.151281347
          },
          {
            "average": 0.4976973039,
            "count": 52421594,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999947023,
            "variance": 0.2499947024
          },
          {
            "average": 0.000276050362,
            "count": 52421594,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01661247012,
            "variance": 0.0002759741635
          },
          {
            "average": 1.316229758,
            "count": 52421594,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5291090641,
            "variance": 0.2799564017
          },
          {
            "average": 0.3127451189,
            "count": 52421594,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.96656765,
            "variance": 168.1318766
          },
          {
            "average": 0,
            "count": 52421594,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 73.97414833,
            "count": 52421594,
            "maximum": 78,
            "minimum": 68,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.319784677,
            "variance": 5.381400946
          },
          {
            "average": 216082118,
            "count": 52421594,
            "maximum": 216084570.8,
            "minimum": 216078617.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1390.303107,
            "variance": 1932942.73
          },
          {
            "average": 0,
            "count": 52421594,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52421594,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52421594,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52421594,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52421594,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715193.4012,
          5374587.096,
          1163.089459,
          716750.4812,
          5376145.356,
          1654.789459
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715193.4011745834,
                5374587.0963698635,
                1163.089459249442
              ],
              [
                715193.4011745834,
                5376145.356369863,
                1163.089459249442
              ],
              [
                716750.4811745834,
                5376145.356369863,
                1654.7894592494417
              ],
              [
                716750.4811745834,
                5374587.0963698635,
                1654.7894592494417
              ],
              [
                715193.4011745834,
                5374587.0963698635,
                1163.089459249442
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:16:10+00:00",
        "end_time": "2018-07-19T23:36:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0874992,
            48.48699859,
            1163.089459,
            -120.0656453,
            48.50153409,
            1654.789459
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08749920833498,
                  48.487533486084146,
                  1163.089459249442
                ],
                [
                  -120.08669651319367,
                  48.50153409481754,
                  1163.089459249442
                ],
                [
                  -120.0656453395294,
                  48.50099893209067,
                  1654.7894592494417
                ],
                [
                  -120.06645381463044,
                  48.4869985850453,
                  1654.7894592494417
                ],
                [
                  -120.08749920833498,
                  48.487533486084146,
                  1163.089459249442
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:16:10Z",
            "pc:count": 52421594,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716006.5168,
                "count": 52421594,
                "maximum": 716750.4812,
                "minimum": 715193.4012,
                "name": "X",
                "position": 0,
                "stddev": 432.0963966,
                "variance": 186707.2959
              },
              {
                "average": 5375353.229,
                "count": 52421594,
                "maximum": 5376145.356,
                "minimum": 5374587.096,
                "name": "Y",
                "position": 1,
                "stddev": 424.2368947,
                "variance": 179976.9428
              },
              {
                "average": 1404.955002,
                "count": 52421594,
                "maximum": 1654.789459,
                "minimum": 1163.089459,
                "name": "Z",
                "position": 2,
                "stddev": 90.26020777,
                "variance": 8146.905106
              },
              {
                "average": 735.0318789,
                "count": 52421594,
                "maximum": 4095,
                "minimum": 31,
                "name": "Intensity",
                "position": 3,
                "stddev": 471.5907838,
                "variance": 222397.8674
              },
              {
                "average": 1.467193768,
                "count": 52421594,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.782443986,
                "variance": 0.6122185913
              },
              {
                "average": 1.934322867,
                "count": 52421594,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.072977794,
                "variance": 1.151281347
              },
              {
                "average": 0.4976973039,
                "count": 52421594,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999947023,
                "variance": 0.2499947024
              },
              {
                "average": 0.000276050362,
                "count": 52421594,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01661247012,
                "variance": 0.0002759741635
              },
              {
                "average": 1.316229758,
                "count": 52421594,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5291090641,
                "variance": 0.2799564017
              },
              {
                "average": 0.3127451189,
                "count": 52421594,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.96656765,
                "variance": 168.1318766
              },
              {
                "average": 0,
                "count": 52421594,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 73.97414833,
                "count": 52421594,
                "maximum": 78,
                "minimum": 68,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.319784677,
                "variance": 5.381400946
              },
              {
                "average": 216082118,
                "count": 52421594,
                "maximum": 216084570.8,
                "minimum": 216078617.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1390.303107,
                "variance": 1932942.73
              },
              {
                "average": 0,
                "count": 52421594,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52421594,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52421594,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52421594,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52421594,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715193.4012,
              5374587.096,
              1163.089459,
              716750.4812,
              5376145.356,
              1654.789459
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715193.4011745834,
                    5374587.0963698635,
                    1163.089459249442
                  ],
                  [
                    715193.4011745834,
                    5376145.356369863,
                    1163.089459249442
                  ],
                  [
                    716750.4811745834,
                    5376145.356369863,
                    1654.7894592494417
                  ],
                  [
                    716750.4811745834,
                    5374587.0963698635,
                    1654.7894592494417
                  ],
                  [
                    715193.4011745834,
                    5374587.0963698635,
                    1163.089459249442
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:16:10+00:00",
            "end_time": "2018-07-19T23:36:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06730205476842,
              48.55502246712051,
              1322.325822344843
            ],
            [
              -120.06649172403351,
              48.56902535399642,
              1322.325822344843
            ],
            [
              -120.04541212204441,
              48.568485918134634,
              1889.285822344843
            ],
            [
              -120.04622825507596,
              48.55448329515707,
              1889.285822344843
            ],
            [
              -120.06730205476842,
              48.55502246712051,
              1322.325822344843
            ]
          ]
        ]
      },
      "bbox": [
        -120.0673021,
        48.5544833,
        1322.325822,
        -120.0454121,
        48.56902535,
        1889.285822
      ],
      "properties": {
        "datetime": "2018-07-20T00:13:39Z",
        "pc:count": 43542451,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717174.7116,
            "count": 43542451,
            "maximum": 717954.7874,
            "minimum": 716397.6474,
            "name": "X",
            "position": 0,
            "stddev": 422.6233856,
            "variance": 178610.5261
          },
          {
            "average": 5382909.916,
            "count": 43542451,
            "maximum": 5383703.304,
            "minimum": 5382144.744,
            "name": "Y",
            "position": 1,
            "stddev": 444.1011418,
            "variance": 197225.8242
          },
          {
            "average": 1573.355913,
            "count": 43542451,
            "maximum": 1889.285822,
            "minimum": 1322.325822,
            "name": "Z",
            "position": 2,
            "stddev": 114.6048734,
            "variance": 13134.277
          },
          {
            "average": 833.4416802,
            "count": 43542451,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 480.0541514,
            "variance": 230451.9882
          },
          {
            "average": 1.291651933,
            "count": 43542451,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6036177382,
            "variance": 0.3643543739
          },
          {
            "average": 1.583253754,
            "count": 43542451,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8463356525,
            "variance": 0.7162840368
          },
          {
            "average": 0.497238155,
            "count": 43542451,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999923779,
            "variance": 0.249992378
          },
          {
            "average": 0.000286456084,
            "count": 43542451,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01692258944,
            "variance": 0.0002863740335
          },
          {
            "average": 1.346688936,
            "count": 43542451,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5518189043,
            "variance": 0.3045041031
          },
          {
            "average": 4.096275793,
            "count": 43542451,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.51561538,
            "variance": 182.6718592
          },
          {
            "average": 0,
            "count": 43542451,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.53383715,
            "count": 43542451,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.201250977,
            "variance": 51.85801563
          },
          {
            "average": 216077797.5,
            "count": 43542451,
            "maximum": 216080819.2,
            "minimum": 216064397.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4088.526088,
            "variance": 16716045.57
          },
          {
            "average": 0,
            "count": 43542451,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43542451,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43542451,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43542451,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43542451,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716397.6474,
          5382144.744,
          1322.325822,
          717954.7874,
          5383703.304,
          1889.285822
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716397.6473950021,
                5382144.744084307,
                1322.325822344843
              ],
              [
                716397.6473950021,
                5383703.3040843075,
                1322.325822344843
              ],
              [
                717954.787395002,
                5383703.3040843075,
                1889.285822344843
              ],
              [
                717954.787395002,
                5382144.744084307,
                1889.285822344843
              ],
              [
                716397.6473950021,
                5382144.744084307,
                1322.325822344843
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:13:39+00:00",
        "end_time": "2018-07-19T19:39:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0673021,
            48.5544833,
            1322.325822,
            -120.0454121,
            48.56902535,
            1889.285822
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06730205476842,
                  48.55502246712051,
                  1322.325822344843
                ],
                [
                  -120.06649172403351,
                  48.56902535399642,
                  1322.325822344843
                ],
                [
                  -120.04541212204441,
                  48.568485918134634,
                  1889.285822344843
                ],
                [
                  -120.04622825507596,
                  48.55448329515707,
                  1889.285822344843
                ],
                [
                  -120.06730205476842,
                  48.55502246712051,
                  1322.325822344843
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:13:39Z",
            "pc:count": 43542451,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717174.7116,
                "count": 43542451,
                "maximum": 717954.7874,
                "minimum": 716397.6474,
                "name": "X",
                "position": 0,
                "stddev": 422.6233856,
                "variance": 178610.5261
              },
              {
                "average": 5382909.916,
                "count": 43542451,
                "maximum": 5383703.304,
                "minimum": 5382144.744,
                "name": "Y",
                "position": 1,
                "stddev": 444.1011418,
                "variance": 197225.8242
              },
              {
                "average": 1573.355913,
                "count": 43542451,
                "maximum": 1889.285822,
                "minimum": 1322.325822,
                "name": "Z",
                "position": 2,
                "stddev": 114.6048734,
                "variance": 13134.277
              },
              {
                "average": 833.4416802,
                "count": 43542451,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 480.0541514,
                "variance": 230451.9882
              },
              {
                "average": 1.291651933,
                "count": 43542451,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6036177382,
                "variance": 0.3643543739
              },
              {
                "average": 1.583253754,
                "count": 43542451,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8463356525,
                "variance": 0.7162840368
              },
              {
                "average": 0.497238155,
                "count": 43542451,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999923779,
                "variance": 0.249992378
              },
              {
                "average": 0.000286456084,
                "count": 43542451,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01692258944,
                "variance": 0.0002863740335
              },
              {
                "average": 1.346688936,
                "count": 43542451,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5518189043,
                "variance": 0.3045041031
              },
              {
                "average": 4.096275793,
                "count": 43542451,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.51561538,
                "variance": 182.6718592
              },
              {
                "average": 0,
                "count": 43542451,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.53383715,
                "count": 43542451,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.201250977,
                "variance": 51.85801563
              },
              {
                "average": 216077797.5,
                "count": 43542451,
                "maximum": 216080819.2,
                "minimum": 216064397.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4088.526088,
                "variance": 16716045.57
              },
              {
                "average": 0,
                "count": 43542451,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43542451,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43542451,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43542451,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43542451,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716397.6474,
              5382144.744,
              1322.325822,
              717954.7874,
              5383703.304,
              1889.285822
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716397.6473950021,
                    5382144.744084307,
                    1322.325822344843
                  ],
                  [
                    716397.6473950021,
                    5383703.3040843075,
                    1322.325822344843
                  ],
                  [
                    717954.787395002,
                    5383703.3040843075,
                    1889.285822344843
                  ],
                  [
                    717954.787395002,
                    5382144.744084307,
                    1889.285822344843
                  ],
                  [
                    716397.6473950021,
                    5382144.744084307,
                    1322.325822344843
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:13:39+00:00",
            "end_time": "2018-07-19T19:39:57+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.9860394079722,
              48.66301209640127,
              1829.9408756237979
            ],
            [
              -119.98520330681086,
              48.67701656121274,
              1829.9408756237979
            ],
            [
              -119.96407944140581,
              48.6764613085007,
              2140.980875623798
            ],
            [
              -119.96492137904093,
              48.66245711548754,
              2140.980875623798
            ],
            [
              -119.9860394079722,
              48.66301209640127,
              1829.9408756237979
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860394,
        48.66245712,
        1829.940876,
        -119.9640794,
        48.67701656,
        2140.980876
      ],
      "properties": {
        "datetime": "2018-07-19T17:31:33Z",
        "pc:count": 30626953,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722686.7182,
            "count": 30626953,
            "maximum": 723476.2975,
            "minimum": 721919.0975,
            "name": "X",
            "position": 0,
            "stddev": 411.7932467,
            "variance": 169573.678
          },
          {
            "average": 5395182.739,
            "count": 30626953,
            "maximum": 5395938.857,
            "minimum": 5394379.977,
            "name": "Y",
            "position": 1,
            "stddev": 431.3180861,
            "variance": 186035.2914
          },
          {
            "average": 1946.753459,
            "count": 30626953,
            "maximum": 2140.980876,
            "minimum": 1829.940876,
            "name": "Z",
            "position": 2,
            "stddev": 64.67688234,
            "variance": 4183.099109
          },
          {
            "average": 1713.778074,
            "count": 30626953,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 735.2007742,
            "variance": 540520.1783
          },
          {
            "average": 1.191715088,
            "count": 30626953,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4922870983,
            "variance": 0.2423465872
          },
          {
            "average": 1.383308486,
            "count": 30626953,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.706059758,
            "variance": 0.4985203819
          },
          {
            "average": 0.4969332078,
            "count": 30626953,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999906029,
            "variance": 0.2499906029
          },
          {
            "average": 0.000278643455,
            "count": 30626953,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01669029125,
            "variance": 0.0002785658219
          },
          {
            "average": 1.474658645,
            "count": 30626953,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5373814791,
            "variance": 0.2887788541
          },
          {
            "average": 1.132857924,
            "count": 30626953,
            "maximum": 22.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.55091992,
            "variance": 183.6274308
          },
          {
            "average": 0,
            "count": 30626953,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.90233354,
            "count": 30626953,
            "maximum": 29,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.545330991,
            "variance": 2.388047872
          },
          {
            "average": 216055589.8,
            "count": 30626953,
            "maximum": 216056693.3,
            "minimum": 216053270.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 893.216734,
            "variance": 797836.1339
          },
          {
            "average": 0,
            "count": 30626953,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30626953,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30626953,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30626953,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30626953,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721919.0975,
          5394379.977,
          1829.940876,
          723476.2975,
          5395938.857,
          2140.980876
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721919.0975335668,
                5394379.9767329255,
                1829.9408756237979
              ],
              [
                721919.0975335668,
                5395938.856732926,
                1829.9408756237979
              ],
              [
                723476.2975335667,
                5395938.856732926,
                2140.980875623798
              ],
              [
                723476.2975335667,
                5394379.9767329255,
                2140.980875623798
              ],
              [
                721919.0975335668,
                5394379.9767329255,
                1829.9408756237979
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:31:33+00:00",
        "end_time": "2018-07-19T16:34:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860394,
            48.66245712,
            1829.940876,
            -119.9640794,
            48.67701656,
            2140.980876
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.9860394079722,
                  48.66301209640127,
                  1829.9408756237979
                ],
                [
                  -119.98520330681086,
                  48.67701656121274,
                  1829.9408756237979
                ],
                [
                  -119.96407944140581,
                  48.6764613085007,
                  2140.980875623798
                ],
                [
                  -119.96492137904093,
                  48.66245711548754,
                  2140.980875623798
                ],
                [
                  -119.9860394079722,
                  48.66301209640127,
                  1829.9408756237979
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:31:33Z",
            "pc:count": 30626953,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722686.7182,
                "count": 30626953,
                "maximum": 723476.2975,
                "minimum": 721919.0975,
                "name": "X",
                "position": 0,
                "stddev": 411.7932467,
                "variance": 169573.678
              },
              {
                "average": 5395182.739,
                "count": 30626953,
                "maximum": 5395938.857,
                "minimum": 5394379.977,
                "name": "Y",
                "position": 1,
                "stddev": 431.3180861,
                "variance": 186035.2914
              },
              {
                "average": 1946.753459,
                "count": 30626953,
                "maximum": 2140.980876,
                "minimum": 1829.940876,
                "name": "Z",
                "position": 2,
                "stddev": 64.67688234,
                "variance": 4183.099109
              },
              {
                "average": 1713.778074,
                "count": 30626953,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 735.2007742,
                "variance": 540520.1783
              },
              {
                "average": 1.191715088,
                "count": 30626953,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4922870983,
                "variance": 0.2423465872
              },
              {
                "average": 1.383308486,
                "count": 30626953,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.706059758,
                "variance": 0.4985203819
              },
              {
                "average": 0.4969332078,
                "count": 30626953,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999906029,
                "variance": 0.2499906029
              },
              {
                "average": 0.000278643455,
                "count": 30626953,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01669029125,
                "variance": 0.0002785658219
              },
              {
                "average": 1.474658645,
                "count": 30626953,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5373814791,
                "variance": 0.2887788541
              },
              {
                "average": 1.132857924,
                "count": 30626953,
                "maximum": 22.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.55091992,
                "variance": 183.6274308
              },
              {
                "average": 0,
                "count": 30626953,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.90233354,
                "count": 30626953,
                "maximum": 29,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.545330991,
                "variance": 2.388047872
              },
              {
                "average": 216055589.8,
                "count": 30626953,
                "maximum": 216056693.3,
                "minimum": 216053270.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 893.216734,
                "variance": 797836.1339
              },
              {
                "average": 0,
                "count": 30626953,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30626953,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30626953,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30626953,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30626953,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721919.0975,
              5394379.977,
              1829.940876,
              723476.2975,
              5395938.857,
              2140.980876
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721919.0975335668,
                    5394379.9767329255,
                    1829.9408756237979
                  ],
                  [
                    721919.0975335668,
                    5395938.856732926,
                    1829.9408756237979
                  ],
                  [
                    723476.2975335667,
                    5395938.856732926,
                    2140.980875623798
                  ],
                  [
                    723476.2975335667,
                    5394379.9767329255,
                    2140.980875623798
                  ],
                  [
                    721919.0975335668,
                    5394379.9767329255,
                    1829.9408756237979
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:31:33+00:00",
            "end_time": "2018-07-19T16:34:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98610608881603,
              48.3931023300093,
              1117.135169702563
            ],
            [
              -119.985278191882,
              48.40710242403289,
              1117.135169702563
            ],
            [
              -119.96426444938348,
              48.40654942526479,
              1610.3151697025628
            ],
            [
              -119.96509809553785,
              48.392549601531655,
              1610.3151697025628
            ],
            [
              -119.98610608881603,
              48.3931023300093,
              1117.135169702563
            ]
          ]
        ]
      },
      "bbox": [
        -119.9861061,
        48.3925496,
        1117.13517,
        -119.9642644,
        48.40710242,
        1610.31517
      ],
      "properties": {
        "datetime": "2018-07-19T17:39:49Z",
        "pc:count": 27438680,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723882.3747,
            "count": 27438680,
            "maximum": 724654.924,
            "minimum": 723097.584,
            "name": "X",
            "position": 0,
            "stddev": 412.8356388,
            "variance": 170433.2647
          },
          {
            "average": 5365172.646,
            "count": 27438680,
            "maximum": 5365941.06,
            "minimum": 5364382.74,
            "name": "Y",
            "position": 1,
            "stddev": 435.2247781,
            "variance": 189420.6074
          },
          {
            "average": 1344.460873,
            "count": 27438680,
            "maximum": 1610.31517,
            "minimum": 1117.13517,
            "name": "Z",
            "position": 2,
            "stddev": 99.28496534,
            "variance": 9857.504343
          },
          {
            "average": 1124.864172,
            "count": 27438680,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 295.7725018,
            "variance": 87481.37279
          },
          {
            "average": 1.099755819,
            "count": 27438680,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3712156768,
            "variance": 0.1378010787
          },
          {
            "average": 1.199593749,
            "count": 27438680,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5512113428,
            "variance": 0.3038339445
          },
          {
            "average": 0.496221757,
            "count": 27438680,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999857338,
            "variance": 0.249985734
          },
          {
            "average": 0.0002165556069,
            "count": 27438680,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01471423523,
            "variance": 0.0002165087185
          },
          {
            "average": 1.56934725,
            "count": 27438680,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5718636183,
            "variance": 0.327027998
          },
          {
            "average": 1.281499619,
            "count": 27438680,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.349821399,
            "variance": 87.4191602
          },
          {
            "average": 0,
            "count": 27438680,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.97178461,
            "count": 27438680,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.423419426,
            "variance": 2.026122863
          },
          {
            "average": 216055677.2,
            "count": 27438680,
            "maximum": 216057189.5,
            "minimum": 216054151.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 899.7122608,
            "variance": 809482.1522
          },
          {
            "average": 0,
            "count": 27438680,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27438680,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27438680,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27438680,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27438680,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723097.584,
          5364382.74,
          1117.13517,
          724654.924,
          5365941.06,
          1610.31517
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723097.5840013705,
                5364382.740152987,
                1117.135169702563
              ],
              [
                723097.5840013705,
                5365941.060152987,
                1117.135169702563
              ],
              [
                724654.9240013706,
                5365941.060152987,
                1610.3151697025628
              ],
              [
                724654.9240013706,
                5364382.740152987,
                1610.3151697025628
              ],
              [
                723097.5840013705,
                5364382.740152987,
                1117.135169702563
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:39:49+00:00",
        "end_time": "2018-07-19T16:49:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9861061,
            48.3925496,
            1117.13517,
            -119.9642644,
            48.40710242,
            1610.31517
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98610608881603,
                  48.3931023300093,
                  1117.135169702563
                ],
                [
                  -119.985278191882,
                  48.40710242403289,
                  1117.135169702563
                ],
                [
                  -119.96426444938348,
                  48.40654942526479,
                  1610.3151697025628
                ],
                [
                  -119.96509809553785,
                  48.392549601531655,
                  1610.3151697025628
                ],
                [
                  -119.98610608881603,
                  48.3931023300093,
                  1117.135169702563
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:39:49Z",
            "pc:count": 27438680,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723882.3747,
                "count": 27438680,
                "maximum": 724654.924,
                "minimum": 723097.584,
                "name": "X",
                "position": 0,
                "stddev": 412.8356388,
                "variance": 170433.2647
              },
              {
                "average": 5365172.646,
                "count": 27438680,
                "maximum": 5365941.06,
                "minimum": 5364382.74,
                "name": "Y",
                "position": 1,
                "stddev": 435.2247781,
                "variance": 189420.6074
              },
              {
                "average": 1344.460873,
                "count": 27438680,
                "maximum": 1610.31517,
                "minimum": 1117.13517,
                "name": "Z",
                "position": 2,
                "stddev": 99.28496534,
                "variance": 9857.504343
              },
              {
                "average": 1124.864172,
                "count": 27438680,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 295.7725018,
                "variance": 87481.37279
              },
              {
                "average": 1.099755819,
                "count": 27438680,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3712156768,
                "variance": 0.1378010787
              },
              {
                "average": 1.199593749,
                "count": 27438680,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5512113428,
                "variance": 0.3038339445
              },
              {
                "average": 0.496221757,
                "count": 27438680,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999857338,
                "variance": 0.249985734
              },
              {
                "average": 0.0002165556069,
                "count": 27438680,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01471423523,
                "variance": 0.0002165087185
              },
              {
                "average": 1.56934725,
                "count": 27438680,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5718636183,
                "variance": 0.327027998
              },
              {
                "average": 1.281499619,
                "count": 27438680,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.349821399,
                "variance": 87.4191602
              },
              {
                "average": 0,
                "count": 27438680,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.97178461,
                "count": 27438680,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.423419426,
                "variance": 2.026122863
              },
              {
                "average": 216055677.2,
                "count": 27438680,
                "maximum": 216057189.5,
                "minimum": 216054151.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 899.7122608,
                "variance": 809482.1522
              },
              {
                "average": 0,
                "count": 27438680,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27438680,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27438680,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27438680,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27438680,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723097.584,
              5364382.74,
              1117.13517,
              724654.924,
              5365941.06,
              1610.31517
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723097.5840013705,
                    5364382.740152987,
                    1117.135169702563
                  ],
                  [
                    723097.5840013705,
                    5365941.060152987,
                    1117.135169702563
                  ],
                  [
                    724654.9240013706,
                    5365941.060152987,
                    1610.3151697025628
                  ],
                  [
                    724654.9240013706,
                    5364382.740152987,
                    1610.3151697025628
                  ],
                  [
                    723097.5840013705,
                    5364382.740152987,
                    1117.135169702563
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:39:49+00:00",
            "end_time": "2018-07-19T16:49:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02667635365911,
              48.54154315650047,
              1541.0699475116894
            ],
            [
              -120.02585519652308,
              48.55554556332688,
              1541.0699475116894
            ],
            [
              -120.00478115949315,
              48.5549987800816,
              1996.9899475116895
            ],
            [
              -120.00560811400783,
              48.540996640722874,
              1996.9899475116895
            ],
            [
              -120.02667635365911,
              48.54154315650047,
              1541.0699475116894
            ]
          ]
        ]
      },
      "bbox": [
        -120.0266764,
        48.54099664,
        1541.069948,
        -120.0047812,
        48.55554556,
        1996.989948
      ],
      "properties": {
        "datetime": "2018-07-19T19:19:09Z",
        "pc:count": 32214455,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720220.4545,
            "count": 32214455,
            "maximum": 721010.5238,
            "minimum": 719453.3238,
            "name": "X",
            "position": 0,
            "stddev": 430.9005332,
            "variance": 185675.2695
          },
          {
            "average": 5381525.435,
            "count": 32214455,
            "maximum": 5382321.141,
            "minimum": 5380762.581,
            "name": "Y",
            "position": 1,
            "stddev": 424.512239,
            "variance": 180210.641
          },
          {
            "average": 1766.850946,
            "count": 32214455,
            "maximum": 1996.989948,
            "minimum": 1541.069948,
            "name": "Z",
            "position": 2,
            "stddev": 103.4522257,
            "variance": 10702.363
          },
          {
            "average": 1668.525171,
            "count": 32214455,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 751.735441,
            "variance": 565106.1733
          },
          {
            "average": 1.254938071,
            "count": 32214455,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5557794788,
            "variance": 0.308890829
          },
          {
            "average": 1.509911963,
            "count": 32214455,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7789677877,
            "variance": 0.6067908143
          },
          {
            "average": 0.4979474587,
            "count": 32214455,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999957948,
            "variance": 0.2499957948
          },
          {
            "average": 0.0002830095993,
            "count": 32214455,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01682050872,
            "variance": 0.0002829295136
          },
          {
            "average": 1.416736741,
            "count": 32214455,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5512357751,
            "variance": 0.3038608798
          },
          {
            "average": -1.009308254,
            "count": 32214455,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.68390446,
            "variance": 215.6170501
          },
          {
            "average": 0,
            "count": 32214455,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.34166976,
            "count": 32214455,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.182698366,
            "variance": 4.764172156
          },
          {
            "average": 216060951.9,
            "count": 32214455,
            "maximum": 216063149.3,
            "minimum": 216059162,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1104.867985,
            "variance": 1220733.264
          },
          {
            "average": 0,
            "count": 32214455,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32214455,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32214455,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32214455,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32214455,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719453.3238,
          5380762.581,
          1541.069948,
          721010.5238,
          5382321.141,
          1996.989948
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719453.3238120243,
                5380762.581440019,
                1541.0699475116894
              ],
              [
                719453.3238120243,
                5382321.14144002,
                1541.0699475116894
              ],
              [
                721010.5238120243,
                5382321.14144002,
                1996.9899475116895
              ],
              [
                721010.5238120243,
                5380762.581440019,
                1996.9899475116895
              ],
              [
                719453.3238120243,
                5380762.581440019,
                1541.0699475116894
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:19:09+00:00",
        "end_time": "2018-07-19T18:12:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0266764,
            48.54099664,
            1541.069948,
            -120.0047812,
            48.55554556,
            1996.989948
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02667635365911,
                  48.54154315650047,
                  1541.0699475116894
                ],
                [
                  -120.02585519652308,
                  48.55554556332688,
                  1541.0699475116894
                ],
                [
                  -120.00478115949315,
                  48.5549987800816,
                  1996.9899475116895
                ],
                [
                  -120.00560811400783,
                  48.540996640722874,
                  1996.9899475116895
                ],
                [
                  -120.02667635365911,
                  48.54154315650047,
                  1541.0699475116894
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:19:09Z",
            "pc:count": 32214455,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720220.4545,
                "count": 32214455,
                "maximum": 721010.5238,
                "minimum": 719453.3238,
                "name": "X",
                "position": 0,
                "stddev": 430.9005332,
                "variance": 185675.2695
              },
              {
                "average": 5381525.435,
                "count": 32214455,
                "maximum": 5382321.141,
                "minimum": 5380762.581,
                "name": "Y",
                "position": 1,
                "stddev": 424.512239,
                "variance": 180210.641
              },
              {
                "average": 1766.850946,
                "count": 32214455,
                "maximum": 1996.989948,
                "minimum": 1541.069948,
                "name": "Z",
                "position": 2,
                "stddev": 103.4522257,
                "variance": 10702.363
              },
              {
                "average": 1668.525171,
                "count": 32214455,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 751.735441,
                "variance": 565106.1733
              },
              {
                "average": 1.254938071,
                "count": 32214455,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5557794788,
                "variance": 0.308890829
              },
              {
                "average": 1.509911963,
                "count": 32214455,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7789677877,
                "variance": 0.6067908143
              },
              {
                "average": 0.4979474587,
                "count": 32214455,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999957948,
                "variance": 0.2499957948
              },
              {
                "average": 0.0002830095993,
                "count": 32214455,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01682050872,
                "variance": 0.0002829295136
              },
              {
                "average": 1.416736741,
                "count": 32214455,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5512357751,
                "variance": 0.3038608798
              },
              {
                "average": -1.009308254,
                "count": 32214455,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.68390446,
                "variance": 215.6170501
              },
              {
                "average": 0,
                "count": 32214455,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.34166976,
                "count": 32214455,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.182698366,
                "variance": 4.764172156
              },
              {
                "average": 216060951.9,
                "count": 32214455,
                "maximum": 216063149.3,
                "minimum": 216059162,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1104.867985,
                "variance": 1220733.264
              },
              {
                "average": 0,
                "count": 32214455,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32214455,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32214455,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32214455,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32214455,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719453.3238,
              5380762.581,
              1541.069948,
              721010.5238,
              5382321.141,
              1996.989948
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719453.3238120243,
                    5380762.581440019,
                    1541.0699475116894
                  ],
                  [
                    719453.3238120243,
                    5382321.14144002,
                    1541.0699475116894
                  ],
                  [
                    721010.5238120243,
                    5382321.14144002,
                    1996.9899475116895
                  ],
                  [
                    721010.5238120243,
                    5380762.581440019,
                    1996.9899475116895
                  ],
                  [
                    719453.3238120243,
                    5380762.581440019,
                    1541.0699475116894
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:19:09+00:00",
            "end_time": "2018-07-19T18:12:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1577308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06692526938868,
              48.258150140276015,
              624.2788647381917
            ],
            [
              -120.06612359663552,
              48.27214745858165,
              624.2788647381917
            ],
            [
              -120.04516612093134,
              48.2716104061268,
              869.3788647381916
            ],
            [
              -120.04597350000962,
              48.25761335011928,
              869.3788647381916
            ],
            [
              -120.06692526938868,
              48.258150140276015,
              624.2788647381917
            ]
          ]
        ]
      },
      "bbox": [
        -120.0669253,
        48.25761335,
        624.2788647,
        -120.0451661,
        48.27214746,
        869.3788647
      ],
      "properties": {
        "datetime": "2018-07-20T00:23:18Z",
        "pc:count": 35237750,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718468.8313,
            "count": 35237750,
            "maximum": 719246.8667,
            "minimum": 717689.7067,
            "name": "X",
            "position": 0,
            "stddev": 430.2946139,
            "variance": 185153.4548
          },
          {
            "average": 5349935.449,
            "count": 35237750,
            "maximum": 5350710.303,
            "minimum": 5349152.443,
            "name": "Y",
            "position": 1,
            "stddev": 427.4081526,
            "variance": 182677.7289
          },
          {
            "average": 728.2396625,
            "count": 35237750,
            "maximum": 869.3788647,
            "minimum": 624.2788647,
            "name": "Z",
            "position": 2,
            "stddev": 53.09039957,
            "variance": 2818.590526
          },
          {
            "average": 1091.953777,
            "count": 35237750,
            "maximum": 4095,
            "minimum": 76,
            "name": "Intensity",
            "position": 3,
            "stddev": 340.3552105,
            "variance": 115841.6693
          },
          {
            "average": 1.064448894,
            "count": 35237750,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2889354946,
            "variance": 0.08348372001
          },
          {
            "average": 1.128876078,
            "count": 35237750,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4263948514,
            "variance": 0.1818125693
          },
          {
            "average": 0.4949849806,
            "count": 35237750,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499974856,
            "variance": 0.2499748567
          },
          {
            "average": 0.0002722080723,
            "count": 35237750,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01649648395,
            "variance": 0.0002721339828
          },
          {
            "average": 1.482153741,
            "count": 35237750,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5315070924,
            "variance": 0.2824997892
          },
          {
            "average": 2.317072765,
            "count": 35237750,
            "maximum": 15,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.828953576,
            "variance": 77.95042125
          },
          {
            "average": 0,
            "count": 35237750,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.04613257,
            "count": 35237750,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.291790932,
            "variance": 53.170215
          },
          {
            "average": 216077797.2,
            "count": 35237750,
            "maximum": 216081398.7,
            "minimum": 216063893.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4226.146497,
            "variance": 17860314.21
          },
          {
            "average": 0,
            "count": 35237750,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35237750,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35237750,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35237750,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35237750,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717689.7067,
          5349152.443,
          624.2788647,
          719246.8667,
          5350710.303,
          869.3788647
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717689.7067276549,
                5349152.443291858,
                624.2788647381917
              ],
              [
                717689.7067276549,
                5350710.303291857,
                624.2788647381917
              ],
              [
                719246.8667276548,
                5350710.303291857,
                869.3788647381916
              ],
              [
                719246.8667276548,
                5349152.443291858,
                869.3788647381916
              ],
              [
                717689.7067276549,
                5349152.443291858,
                624.2788647381917
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:23:18+00:00",
        "end_time": "2018-07-19T19:31:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1577308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1577308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1577308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1577308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0669253,
            48.25761335,
            624.2788647,
            -120.0451661,
            48.27214746,
            869.3788647
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06692526938868,
                  48.258150140276015,
                  624.2788647381917
                ],
                [
                  -120.06612359663552,
                  48.27214745858165,
                  624.2788647381917
                ],
                [
                  -120.04516612093134,
                  48.2716104061268,
                  869.3788647381916
                ],
                [
                  -120.04597350000962,
                  48.25761335011928,
                  869.3788647381916
                ],
                [
                  -120.06692526938868,
                  48.258150140276015,
                  624.2788647381917
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1577308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1577308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:23:18Z",
            "pc:count": 35237750,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718468.8313,
                "count": 35237750,
                "maximum": 719246.8667,
                "minimum": 717689.7067,
                "name": "X",
                "position": 0,
                "stddev": 430.2946139,
                "variance": 185153.4548
              },
              {
                "average": 5349935.449,
                "count": 35237750,
                "maximum": 5350710.303,
                "minimum": 5349152.443,
                "name": "Y",
                "position": 1,
                "stddev": 427.4081526,
                "variance": 182677.7289
              },
              {
                "average": 728.2396625,
                "count": 35237750,
                "maximum": 869.3788647,
                "minimum": 624.2788647,
                "name": "Z",
                "position": 2,
                "stddev": 53.09039957,
                "variance": 2818.590526
              },
              {
                "average": 1091.953777,
                "count": 35237750,
                "maximum": 4095,
                "minimum": 76,
                "name": "Intensity",
                "position": 3,
                "stddev": 340.3552105,
                "variance": 115841.6693
              },
              {
                "average": 1.064448894,
                "count": 35237750,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2889354946,
                "variance": 0.08348372001
              },
              {
                "average": 1.128876078,
                "count": 35237750,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4263948514,
                "variance": 0.1818125693
              },
              {
                "average": 0.4949849806,
                "count": 35237750,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499974856,
                "variance": 0.2499748567
              },
              {
                "average": 0.0002722080723,
                "count": 35237750,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01649648395,
                "variance": 0.0002721339828
              },
              {
                "average": 1.482153741,
                "count": 35237750,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5315070924,
                "variance": 0.2824997892
              },
              {
                "average": 2.317072765,
                "count": 35237750,
                "maximum": 15,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.828953576,
                "variance": 77.95042125
              },
              {
                "average": 0,
                "count": 35237750,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.04613257,
                "count": 35237750,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.291790932,
                "variance": 53.170215
              },
              {
                "average": 216077797.2,
                "count": 35237750,
                "maximum": 216081398.7,
                "minimum": 216063893.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4226.146497,
                "variance": 17860314.21
              },
              {
                "average": 0,
                "count": 35237750,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35237750,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35237750,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35237750,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35237750,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717689.7067,
              5349152.443,
              624.2788647,
              719246.8667,
              5350710.303,
              869.3788647
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717689.7067276549,
                    5349152.443291858,
                    624.2788647381917
                  ],
                  [
                    717689.7067276549,
                    5350710.303291857,
                    624.2788647381917
                  ],
                  [
                    719246.8667276548,
                    5350710.303291857,
                    869.3788647381916
                  ],
                  [
                    719246.8667276548,
                    5349152.443291858,
                    869.3788647381916
                  ],
                  [
                    717689.7067276549,
                    5349152.443291858,
                    624.2788647381917
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:23:18+00:00",
            "end_time": "2018-07-19T19:31:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08758851666461,
              48.541514918129685,
              1283.0169438232265
            ],
            [
              -120.08678425073485,
              48.55551665396875,
              1283.0169438232265
            ],
            [
              -120.06571014806227,
              48.55498105066142,
              1811.3769438232266
            ],
            [
              -120.06652021174598,
              48.54097957680867,
              1811.3769438232266
            ],
            [
              -120.08758851666461,
              48.541514918129685,
              1283.0169438232265
            ]
          ]
        ]
      },
      "bbox": [
        -120.0875885,
        48.54097958,
        1283.016944,
        -120.0657101,
        48.55551665,
        1811.376944
      ],
      "properties": {
        "datetime": "2018-07-20T01:17:51Z",
        "pc:count": 44261693,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715774.5086,
            "count": 44261693,
            "maximum": 716515.2751,
            "minimum": 714958.1551,
            "name": "X",
            "position": 0,
            "stddev": 435.5838478,
            "variance": 189733.2885
          },
          {
            "average": 5381374.808,
            "count": 44261693,
            "maximum": 5382144.653,
            "minimum": 5380586.253,
            "name": "Y",
            "position": 1,
            "stddev": 449.171313,
            "variance": 201754.8684
          },
          {
            "average": 1533.220809,
            "count": 44261693,
            "maximum": 1811.376944,
            "minimum": 1283.016944,
            "name": "Z",
            "position": 2,
            "stddev": 104.8320972,
            "variance": 10989.76859
          },
          {
            "average": 863.4379104,
            "count": 44261693,
            "maximum": 4095,
            "minimum": 19,
            "name": "Intensity",
            "position": 3,
            "stddev": 447.7774888,
            "variance": 200504.6794
          },
          {
            "average": 1.290975268,
            "count": 44261693,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6405914065,
            "variance": 0.4103573501
          },
          {
            "average": 1.581997327,
            "count": 44261693,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9249564596,
            "variance": 0.8555444521
          },
          {
            "average": 0.4981294096,
            "count": 44261693,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999965065,
            "variance": 0.2499965065
          },
          {
            "average": 0.0002836764513,
            "count": 44261693,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01684030835,
            "variance": 0.0002835959854
          },
          {
            "average": 1.388939009,
            "count": 44261693,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5401231188,
            "variance": 0.2917329835
          },
          {
            "average": -0.2203945856,
            "count": 44261693,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.18071862,
            "variance": 201.0927806
          },
          {
            "average": 0,
            "count": 44261693,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 73.9339248,
            "count": 44261693,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.277889246,
            "variance": 5.188779419
          },
          {
            "average": 216082097.5,
            "count": 44261693,
            "maximum": 216084671.8,
            "minimum": 216079847.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1362.134222,
            "variance": 1855409.638
          },
          {
            "average": 0,
            "count": 44261693,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44261693,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44261693,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44261693,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44261693,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714958.1551,
          5380586.253,
          1283.016944,
          716515.2751,
          5382144.653,
          1811.376944
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714958.1550579437,
                5380586.2526509585,
                1283.0169438232265
              ],
              [
                714958.1550579437,
                5382144.652650959,
                1283.0169438232265
              ],
              [
                716515.2750579438,
                5382144.652650959,
                1811.3769438232266
              ],
              [
                716515.2750579438,
                5380586.2526509585,
                1811.3769438232266
              ],
              [
                714958.1550579437,
                5380586.2526509585,
                1283.0169438232265
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:17:51+00:00",
        "end_time": "2018-07-19T23:57:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0875885,
            48.54097958,
            1283.016944,
            -120.0657101,
            48.55551665,
            1811.376944
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08758851666461,
                  48.541514918129685,
                  1283.0169438232265
                ],
                [
                  -120.08678425073485,
                  48.55551665396875,
                  1283.0169438232265
                ],
                [
                  -120.06571014806227,
                  48.55498105066142,
                  1811.3769438232266
                ],
                [
                  -120.06652021174598,
                  48.54097957680867,
                  1811.3769438232266
                ],
                [
                  -120.08758851666461,
                  48.541514918129685,
                  1283.0169438232265
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:17:51Z",
            "pc:count": 44261693,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715774.5086,
                "count": 44261693,
                "maximum": 716515.2751,
                "minimum": 714958.1551,
                "name": "X",
                "position": 0,
                "stddev": 435.5838478,
                "variance": 189733.2885
              },
              {
                "average": 5381374.808,
                "count": 44261693,
                "maximum": 5382144.653,
                "minimum": 5380586.253,
                "name": "Y",
                "position": 1,
                "stddev": 449.171313,
                "variance": 201754.8684
              },
              {
                "average": 1533.220809,
                "count": 44261693,
                "maximum": 1811.376944,
                "minimum": 1283.016944,
                "name": "Z",
                "position": 2,
                "stddev": 104.8320972,
                "variance": 10989.76859
              },
              {
                "average": 863.4379104,
                "count": 44261693,
                "maximum": 4095,
                "minimum": 19,
                "name": "Intensity",
                "position": 3,
                "stddev": 447.7774888,
                "variance": 200504.6794
              },
              {
                "average": 1.290975268,
                "count": 44261693,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6405914065,
                "variance": 0.4103573501
              },
              {
                "average": 1.581997327,
                "count": 44261693,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9249564596,
                "variance": 0.8555444521
              },
              {
                "average": 0.4981294096,
                "count": 44261693,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999965065,
                "variance": 0.2499965065
              },
              {
                "average": 0.0002836764513,
                "count": 44261693,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01684030835,
                "variance": 0.0002835959854
              },
              {
                "average": 1.388939009,
                "count": 44261693,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5401231188,
                "variance": 0.2917329835
              },
              {
                "average": -0.2203945856,
                "count": 44261693,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.18071862,
                "variance": 201.0927806
              },
              {
                "average": 0,
                "count": 44261693,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 73.9339248,
                "count": 44261693,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.277889246,
                "variance": 5.188779419
              },
              {
                "average": 216082097.5,
                "count": 44261693,
                "maximum": 216084671.8,
                "minimum": 216079847.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1362.134222,
                "variance": 1855409.638
              },
              {
                "average": 0,
                "count": 44261693,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44261693,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44261693,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44261693,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44261693,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714958.1551,
              5380586.253,
              1283.016944,
              716515.2751,
              5382144.653,
              1811.376944
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714958.1550579437,
                    5380586.2526509585,
                    1283.0169438232265
                  ],
                  [
                    714958.1550579437,
                    5382144.652650959,
                    1283.0169438232265
                  ],
                  [
                    716515.2750579438,
                    5382144.652650959,
                    1811.3769438232266
                  ],
                  [
                    716515.2750579438,
                    5380586.2526509585,
                    1811.3769438232266
                  ],
                  [
                    714958.1550579437,
                    5380586.2526509585,
                    1283.0169438232265
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:17:51+00:00",
            "end_time": "2018-07-19T23:57:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.9656887698428,
              48.66300765570401,
              1942.4193400658016
            ],
            [
              -119.9648470394037,
              48.677011677662435,
              1942.4193400658016
            ],
            [
              -119.94372384660558,
              48.6764526996991,
              2419.0193400658018
            ],
            [
              -119.9445714129256,
              48.66244895135383,
              2419.0193400658018
            ],
            [
              -119.9656887698428,
              48.66300765570401,
              1942.4193400658016
            ]
          ]
        ]
      },
      "bbox": [
        -119.9656888,
        48.66244895,
        1942.41934,
        -119.9437238,
        48.67701168,
        2419.01934
      ],
      "properties": {
        "datetime": "2018-07-19T17:02:50Z",
        "pc:count": 30400306,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724172.9675,
            "count": 30400306,
            "maximum": 724974.5451,
            "minimum": 723417.3651,
            "name": "X",
            "position": 0,
            "stddev": 437.2170372,
            "variance": 191158.7376
          },
          {
            "average": 5395231.269,
            "count": 30400306,
            "maximum": 5395997.774,
            "minimum": 5394438.914,
            "name": "Y",
            "position": 1,
            "stddev": 438.096768,
            "variance": 191928.7781
          },
          {
            "average": 2121.497825,
            "count": 30400306,
            "maximum": 2419.01934,
            "minimum": 1942.41934,
            "name": "Z",
            "position": 2,
            "stddev": 100.1173541,
            "variance": 10023.48459
          },
          {
            "average": 2081.931351,
            "count": 30400306,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 791.2915885,
            "variance": 626142.378
          },
          {
            "average": 1.14486045,
            "count": 30400306,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4535814538,
            "variance": 0.2057361353
          },
          {
            "average": 1.289871523,
            "count": 30400306,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6719109237,
            "variance": 0.4514642893
          },
          {
            "average": 0.4980651182,
            "count": 30400306,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999962644,
            "variance": 0.2499962645
          },
          {
            "average": 0.0002609842151,
            "count": 30400306,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01615289791,
            "variance": 0.0002609161109
          },
          {
            "average": 1.530014106,
            "count": 30400306,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5412595914,
            "variance": 0.2929619453
          },
          {
            "average": -0.311327376,
            "count": 30400306,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.71304865,
            "variance": 216.4738005
          },
          {
            "average": 0,
            "count": 30400306,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.17053358,
            "count": 30400306,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.451620189,
            "variance": 2.107201173
          },
          {
            "average": 216053401.7,
            "count": 30400306,
            "maximum": 216054970.4,
            "minimum": 216051574.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 949.9886888,
            "variance": 902478.5088
          },
          {
            "average": 0,
            "count": 30400306,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30400306,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30400306,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30400306,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30400306,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723417.3651,
          5394438.914,
          1942.41934,
          724974.5451,
          5395997.774,
          2419.01934
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723417.3651324373,
                5394438.914285213,
                1942.4193400658016
              ],
              [
                723417.3651324373,
                5395997.774285212,
                1942.4193400658016
              ],
              [
                724974.5451324373,
                5395997.774285212,
                2419.0193400658018
              ],
              [
                724974.5451324373,
                5394438.914285213,
                2419.0193400658018
              ],
              [
                723417.3651324373,
                5394438.914285213,
                1942.4193400658016
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:02:50+00:00",
        "end_time": "2018-07-19T16:06:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9656888,
            48.66244895,
            1942.41934,
            -119.9437238,
            48.67701168,
            2419.01934
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.9656887698428,
                  48.66300765570401,
                  1942.4193400658016
                ],
                [
                  -119.9648470394037,
                  48.677011677662435,
                  1942.4193400658016
                ],
                [
                  -119.94372384660558,
                  48.6764526996991,
                  2419.0193400658018
                ],
                [
                  -119.9445714129256,
                  48.66244895135383,
                  2419.0193400658018
                ],
                [
                  -119.9656887698428,
                  48.66300765570401,
                  1942.4193400658016
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:02:50Z",
            "pc:count": 30400306,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724172.9675,
                "count": 30400306,
                "maximum": 724974.5451,
                "minimum": 723417.3651,
                "name": "X",
                "position": 0,
                "stddev": 437.2170372,
                "variance": 191158.7376
              },
              {
                "average": 5395231.269,
                "count": 30400306,
                "maximum": 5395997.774,
                "minimum": 5394438.914,
                "name": "Y",
                "position": 1,
                "stddev": 438.096768,
                "variance": 191928.7781
              },
              {
                "average": 2121.497825,
                "count": 30400306,
                "maximum": 2419.01934,
                "minimum": 1942.41934,
                "name": "Z",
                "position": 2,
                "stddev": 100.1173541,
                "variance": 10023.48459
              },
              {
                "average": 2081.931351,
                "count": 30400306,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 791.2915885,
                "variance": 626142.378
              },
              {
                "average": 1.14486045,
                "count": 30400306,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4535814538,
                "variance": 0.2057361353
              },
              {
                "average": 1.289871523,
                "count": 30400306,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6719109237,
                "variance": 0.4514642893
              },
              {
                "average": 0.4980651182,
                "count": 30400306,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999962644,
                "variance": 0.2499962645
              },
              {
                "average": 0.0002609842151,
                "count": 30400306,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01615289791,
                "variance": 0.0002609161109
              },
              {
                "average": 1.530014106,
                "count": 30400306,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5412595914,
                "variance": 0.2929619453
              },
              {
                "average": -0.311327376,
                "count": 30400306,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.71304865,
                "variance": 216.4738005
              },
              {
                "average": 0,
                "count": 30400306,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.17053358,
                "count": 30400306,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.451620189,
                "variance": 2.107201173
              },
              {
                "average": 216053401.7,
                "count": 30400306,
                "maximum": 216054970.4,
                "minimum": 216051574.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 949.9886888,
                "variance": 902478.5088
              },
              {
                "average": 0,
                "count": 30400306,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30400306,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30400306,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30400306,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30400306,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723417.3651,
              5394438.914,
              1942.41934,
              724974.5451,
              5395997.774,
              2419.01934
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723417.3651324373,
                    5394438.914285213,
                    1942.4193400658016
                  ],
                  [
                    723417.3651324373,
                    5395997.774285212,
                    1942.4193400658016
                  ],
                  [
                    724974.5451324373,
                    5395997.774285212,
                    2419.0193400658018
                  ],
                  [
                    724974.5451324373,
                    5394438.914285213,
                    2419.0193400658018
                  ],
                  [
                    723417.3651324373,
                    5394438.914285213,
                    1942.4193400658016
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:02:50+00:00",
            "end_time": "2018-07-19T16:06:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96574849123154,
              48.5685325734493,
              1825.2501577615078
            ],
            [
              -119.96493362081299,
              48.58213543802635,
              1825.2501577615078
            ],
            [
              -119.95424211089126,
              48.58185288255552,
              2207.030157761508
            ],
            [
              -119.9550598410219,
              48.56825015226865,
              2207.030157761508
            ],
            [
              -119.96574849123154,
              48.5685325734493,
              1825.2501577615078
            ]
          ]
        ]
      },
      "bbox": [
        -119.9657485,
        48.56825015,
        1825.250158,
        -119.9542421,
        48.58213544,
        2207.030158
      ],
      "properties": {
        "datetime": "2018-07-19T17:05:40Z",
        "pc:count": 16380971,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724108.6547,
            "count": 16380971,
            "maximum": 724620.1969,
            "minimum": 723830.5569,
            "name": "X",
            "position": 0,
            "stddev": 183.469679,
            "variance": 33661.12313
          },
          {
            "average": 5384573.129,
            "count": 16380971,
            "maximum": 5385453.122,
            "minimum": 5383938.942,
            "name": "Y",
            "position": 1,
            "stddev": 416.5346158,
            "variance": 173501.0861
          },
          {
            "average": 2005.447017,
            "count": 16380971,
            "maximum": 2207.030158,
            "minimum": 1825.250158,
            "name": "Z",
            "position": 2,
            "stddev": 82.80784416,
            "variance": 6857.139054
          },
          {
            "average": 1267.579913,
            "count": 16380971,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 806.3262652,
            "variance": 650162.046
          },
          {
            "average": 1.570684607,
            "count": 16380971,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8147517497,
            "variance": 0.6638204136
          },
          {
            "average": 2.140924125,
            "count": 16380971,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.046315717,
            "variance": 1.094776581
          },
          {
            "average": 0.4980613787,
            "count": 16380971,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499996257,
            "variance": 0.249996257
          },
          {
            "average": 0.000308101394,
            "count": 16380971,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01755011357,
            "variance": 0.0003080064863
          },
          {
            "average": 1.334763855,
            "count": 16380971,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.507384279,
            "variance": 0.2574388066
          },
          {
            "average": -4.39014426,
            "count": 16380971,
            "maximum": 22.00200081,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.49746208,
            "variance": 156.1865585
          },
          {
            "average": 0,
            "count": 16380971,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 24.33310522,
            "count": 16380971,
            "maximum": 26,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.19179351,
            "variance": 1.420371771
          },
          {
            "average": 216054150.6,
            "count": 16380971,
            "maximum": 216055140.6,
            "minimum": 216053438.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 642.1979942,
            "variance": 412418.2637
          },
          {
            "average": 0,
            "count": 16380971,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16380971,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16380971,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16380971,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16380971,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723830.5569,
          5383938.942,
          1825.250158,
          724620.1969,
          5385453.122,
          2207.030158
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723830.5568851881,
                5383938.942123378,
                1825.2501577615078
              ],
              [
                723830.5568851881,
                5385453.122123377,
                1825.2501577615078
              ],
              [
                724620.196885188,
                5385453.122123377,
                2207.030157761508
              ],
              [
                724620.196885188,
                5383938.942123378,
                2207.030157761508
              ],
              [
                723830.5568851881,
                5383938.942123378,
                1825.2501577615078
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:05:40+00:00",
        "end_time": "2018-07-19T16:37:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9657485,
            48.56825015,
            1825.250158,
            -119.9542421,
            48.58213544,
            2207.030158
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96574849123154,
                  48.5685325734493,
                  1825.2501577615078
                ],
                [
                  -119.96493362081299,
                  48.58213543802635,
                  1825.2501577615078
                ],
                [
                  -119.95424211089126,
                  48.58185288255552,
                  2207.030157761508
                ],
                [
                  -119.9550598410219,
                  48.56825015226865,
                  2207.030157761508
                ],
                [
                  -119.96574849123154,
                  48.5685325734493,
                  1825.2501577615078
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:05:40Z",
            "pc:count": 16380971,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724108.6547,
                "count": 16380971,
                "maximum": 724620.1969,
                "minimum": 723830.5569,
                "name": "X",
                "position": 0,
                "stddev": 183.469679,
                "variance": 33661.12313
              },
              {
                "average": 5384573.129,
                "count": 16380971,
                "maximum": 5385453.122,
                "minimum": 5383938.942,
                "name": "Y",
                "position": 1,
                "stddev": 416.5346158,
                "variance": 173501.0861
              },
              {
                "average": 2005.447017,
                "count": 16380971,
                "maximum": 2207.030158,
                "minimum": 1825.250158,
                "name": "Z",
                "position": 2,
                "stddev": 82.80784416,
                "variance": 6857.139054
              },
              {
                "average": 1267.579913,
                "count": 16380971,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 806.3262652,
                "variance": 650162.046
              },
              {
                "average": 1.570684607,
                "count": 16380971,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8147517497,
                "variance": 0.6638204136
              },
              {
                "average": 2.140924125,
                "count": 16380971,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.046315717,
                "variance": 1.094776581
              },
              {
                "average": 0.4980613787,
                "count": 16380971,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499996257,
                "variance": 0.249996257
              },
              {
                "average": 0.000308101394,
                "count": 16380971,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01755011357,
                "variance": 0.0003080064863
              },
              {
                "average": 1.334763855,
                "count": 16380971,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.507384279,
                "variance": 0.2574388066
              },
              {
                "average": -4.39014426,
                "count": 16380971,
                "maximum": 22.00200081,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.49746208,
                "variance": 156.1865585
              },
              {
                "average": 0,
                "count": 16380971,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 24.33310522,
                "count": 16380971,
                "maximum": 26,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.19179351,
                "variance": 1.420371771
              },
              {
                "average": 216054150.6,
                "count": 16380971,
                "maximum": 216055140.6,
                "minimum": 216053438.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 642.1979942,
                "variance": 412418.2637
              },
              {
                "average": 0,
                "count": 16380971,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16380971,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16380971,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16380971,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16380971,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723830.5569,
              5383938.942,
              1825.250158,
              724620.1969,
              5385453.122,
              2207.030158
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723830.5568851881,
                    5383938.942123378,
                    1825.2501577615078
                  ],
                  [
                    723830.5568851881,
                    5385453.122123377,
                    1825.2501577615078
                  ],
                  [
                    724620.196885188,
                    5385453.122123377,
                    2207.030157761508
                  ],
                  [
                    724620.196885188,
                    5383938.942123378,
                    2207.030157761508
                  ],
                  [
                    723830.5568851881,
                    5383938.942123378,
                    1825.2501577615078
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:05:40+00:00",
            "end_time": "2018-07-19T16:37:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.9861115245021,
              48.36611547415434,
              758.0263432063041
            ],
            [
              -119.98528456153838,
              48.38011311864562,
              758.0263432063041
            ],
            [
              -119.96428354761812,
              48.3795603934668,
              1131.066343206304
            ],
            [
              -119.96511624985014,
              48.3655630190544,
              1131.066343206304
            ],
            [
              -119.9861115245021,
              48.36611547415434,
              758.0263432063041
            ]
          ]
        ]
      },
      "bbox": [
        -119.9861115,
        48.36556302,
        758.0263432,
        -119.9642835,
        48.38011312,
        1131.066343
      ],
      "properties": {
        "datetime": "2018-07-19T17:40:38Z",
        "pc:count": 26182948,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723987.6248,
            "count": 26182948,
            "maximum": 724772.4495,
            "minimum": 723215.2295,
            "name": "X",
            "position": 0,
            "stddev": 414.304598,
            "variance": 171648.2999
          },
          {
            "average": 5362151.07,
            "count": 26182948,
            "maximum": 5362941.574,
            "minimum": 5361383.534,
            "name": "Y",
            "position": 1,
            "stddev": 428.571938,
            "variance": 183673.906
          },
          {
            "average": 891.433467,
            "count": 26182948,
            "maximum": 1131.066343,
            "minimum": 758.0263432,
            "name": "Z",
            "position": 2,
            "stddev": 69.51721108,
            "variance": 4832.642637
          },
          {
            "average": 899.6352586,
            "count": 26182948,
            "maximum": 4095,
            "minimum": 344,
            "name": "Intensity",
            "position": 3,
            "stddev": 214.190767,
            "variance": 45877.68467
          },
          {
            "average": 1.075959858,
            "count": 26182948,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2951187652,
            "variance": 0.08709508557
          },
          {
            "average": 1.151946335,
            "count": 26182948,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4237869028,
            "variance": 0.179595339
          },
          {
            "average": 0.495455401,
            "count": 26182948,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999793557,
            "variance": 0.2499793562
          },
          {
            "average": 0.0002286602716,
            "count": 26182948,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01511978819,
            "variance": 0.0002286079948
          },
          {
            "average": 1.565533797,
            "count": 26182948,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5562876132,
            "variance": 0.3094559086
          },
          {
            "average": 1.040383342,
            "count": 26182948,
            "maximum": 13.00199986,
            "minimum": -13.00199986,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.960464528,
            "variance": 63.36899551
          },
          {
            "average": 0,
            "count": 26182948,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 27.08684851,
            "count": 26182948,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.393859655,
            "variance": 1.942844739
          },
          {
            "average": 216055721,
            "count": 26182948,
            "maximum": 216057238.2,
            "minimum": 216054108,
            "name": "GpsTime",
            "position": 12,
            "stddev": 908.4713826,
            "variance": 825320.253
          },
          {
            "average": 0,
            "count": 26182948,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26182948,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26182948,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26182948,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26182948,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723215.2295,
          5361383.534,
          758.0263432,
          724772.4495,
          5362941.574,
          1131.066343
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723215.2295046095,
                5361383.534370466,
                758.0263432063041
              ],
              [
                723215.2295046095,
                5362941.574370465,
                758.0263432063041
              ],
              [
                724772.4495046095,
                5362941.574370465,
                1131.066343206304
              ],
              [
                724772.4495046095,
                5361383.534370466,
                1131.066343206304
              ],
              [
                723215.2295046095,
                5361383.534370466,
                758.0263432063041
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:40:38+00:00",
        "end_time": "2018-07-19T16:48:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9861115,
            48.36556302,
            758.0263432,
            -119.9642835,
            48.38011312,
            1131.066343
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.9861115245021,
                  48.36611547415434,
                  758.0263432063041
                ],
                [
                  -119.98528456153838,
                  48.38011311864562,
                  758.0263432063041
                ],
                [
                  -119.96428354761812,
                  48.3795603934668,
                  1131.066343206304
                ],
                [
                  -119.96511624985014,
                  48.3655630190544,
                  1131.066343206304
                ],
                [
                  -119.9861115245021,
                  48.36611547415434,
                  758.0263432063041
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:40:38Z",
            "pc:count": 26182948,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723987.6248,
                "count": 26182948,
                "maximum": 724772.4495,
                "minimum": 723215.2295,
                "name": "X",
                "position": 0,
                "stddev": 414.304598,
                "variance": 171648.2999
              },
              {
                "average": 5362151.07,
                "count": 26182948,
                "maximum": 5362941.574,
                "minimum": 5361383.534,
                "name": "Y",
                "position": 1,
                "stddev": 428.571938,
                "variance": 183673.906
              },
              {
                "average": 891.433467,
                "count": 26182948,
                "maximum": 1131.066343,
                "minimum": 758.0263432,
                "name": "Z",
                "position": 2,
                "stddev": 69.51721108,
                "variance": 4832.642637
              },
              {
                "average": 899.6352586,
                "count": 26182948,
                "maximum": 4095,
                "minimum": 344,
                "name": "Intensity",
                "position": 3,
                "stddev": 214.190767,
                "variance": 45877.68467
              },
              {
                "average": 1.075959858,
                "count": 26182948,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2951187652,
                "variance": 0.08709508557
              },
              {
                "average": 1.151946335,
                "count": 26182948,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4237869028,
                "variance": 0.179595339
              },
              {
                "average": 0.495455401,
                "count": 26182948,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999793557,
                "variance": 0.2499793562
              },
              {
                "average": 0.0002286602716,
                "count": 26182948,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01511978819,
                "variance": 0.0002286079948
              },
              {
                "average": 1.565533797,
                "count": 26182948,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5562876132,
                "variance": 0.3094559086
              },
              {
                "average": 1.040383342,
                "count": 26182948,
                "maximum": 13.00199986,
                "minimum": -13.00199986,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.960464528,
                "variance": 63.36899551
              },
              {
                "average": 0,
                "count": 26182948,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 27.08684851,
                "count": 26182948,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.393859655,
                "variance": 1.942844739
              },
              {
                "average": 216055721,
                "count": 26182948,
                "maximum": 216057238.2,
                "minimum": 216054108,
                "name": "GpsTime",
                "position": 12,
                "stddev": 908.4713826,
                "variance": 825320.253
              },
              {
                "average": 0,
                "count": 26182948,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26182948,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26182948,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26182948,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26182948,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723215.2295,
              5361383.534,
              758.0263432,
              724772.4495,
              5362941.574,
              1131.066343
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723215.2295046095,
                    5361383.534370466,
                    758.0263432063041
                  ],
                  [
                    723215.2295046095,
                    5362941.574370465,
                    758.0263432063041
                  ],
                  [
                    724772.4495046095,
                    5362941.574370465,
                    1131.066343206304
                  ],
                  [
                    724772.4495046095,
                    5361383.534370466,
                    1131.066343206304
                  ],
                  [
                    723215.2295046095,
                    5361383.534370466,
                    758.0263432063041
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:40:38+00:00",
            "end_time": "2018-07-19T16:48:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00565292501321,
              48.540224541117695,
              1915.9341088578226
            ],
            [
              -120.00557354797584,
              48.54156909222508,
              1915.9341088578226
            ],
            [
              -120.00384123102876,
              48.541523982992715,
              1952.5541088578225
            ],
            [
              -120.00392065381935,
              48.540179434004564,
              1952.5541088578225
            ],
            [
              -120.00565292501321,
              48.540224541117695,
              1915.9341088578226
            ]
          ]
        ]
      },
      "bbox": [
        -120.0056529,
        48.54017943,
        1915.934109,
        -120.0038412,
        48.54156909,
        1952.554109
      ],
      "properties": {
        "datetime": "2018-07-19T18:33:27Z",
        "pc:count": 126110,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721057.6306,
            "count": 126110,
            "maximum": 721138.6206,
            "minimum": 721010.5806,
            "name": "X",
            "position": 0,
            "stddev": 32.06523893,
            "variance": 1028.179548
          },
          {
            "average": 5380775.663,
            "count": 126110,
            "maximum": 5380826.302,
            "minimum": 5380676.642,
            "name": "Y",
            "position": 1,
            "stddev": 35.41214552,
            "variance": 1254.020051
          },
          {
            "average": 1930.507298,
            "count": 126110,
            "maximum": 1952.554109,
            "minimum": 1915.934109,
            "name": "Z",
            "position": 2,
            "stddev": 7.459978524,
            "variance": 55.65127957
          },
          {
            "average": 1952.390294,
            "count": 126110,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 941.6039214,
            "variance": 886617.9447
          },
          {
            "average": 1.343414479,
            "count": 126110,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.676273373,
            "variance": 0.457345675
          },
          {
            "average": 1.688010467,
            "count": 126110,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9563409174,
            "variance": 0.9145879503
          },
          {
            "average": 0.4987788439,
            "count": 126110,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000004912,
            "variance": 0.2500004912
          },
          {
            "average": 0,
            "count": 126110,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.518618666,
            "count": 126110,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5488873605,
            "variance": 0.3012773345
          },
          {
            "average": -10.08225866,
            "count": 126110,
            "maximum": -1.998000026,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 5.77674236,
            "variance": 33.37075229
          },
          {
            "average": 0,
            "count": 126110,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 33.90113393,
            "count": 126110,
            "maximum": 35,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9951046942,
            "variance": 0.9902333525
          },
          {
            "average": 216059736.4,
            "count": 126110,
            "maximum": 216060407.5,
            "minimum": 216059185.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 607.0750513,
            "variance": 368540.1179
          },
          {
            "average": 0,
            "count": 126110,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 126110,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 126110,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 126110,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 126110,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721010.5806,
          5380676.642,
          1915.934109,
          721138.6206,
          5380826.302,
          1952.554109
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721010.5806391707,
                5380676.642405517,
                1915.9341088578226
              ],
              [
                721010.5806391707,
                5380826.302405518,
                1915.9341088578226
              ],
              [
                721138.6206391708,
                5380826.302405518,
                1952.5541088578225
              ],
              [
                721138.6206391708,
                5380676.642405517,
                1952.5541088578225
              ],
              [
                721010.5806391707,
                5380676.642405517,
                1915.9341088578226
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:33:27+00:00",
        "end_time": "2018-07-19T18:13:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0056529,
            48.54017943,
            1915.934109,
            -120.0038412,
            48.54156909,
            1952.554109
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00565292501321,
                  48.540224541117695,
                  1915.9341088578226
                ],
                [
                  -120.00557354797584,
                  48.54156909222508,
                  1915.9341088578226
                ],
                [
                  -120.00384123102876,
                  48.541523982992715,
                  1952.5541088578225
                ],
                [
                  -120.00392065381935,
                  48.540179434004564,
                  1952.5541088578225
                ],
                [
                  -120.00565292501321,
                  48.540224541117695,
                  1915.9341088578226
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:33:27Z",
            "pc:count": 126110,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721057.6306,
                "count": 126110,
                "maximum": 721138.6206,
                "minimum": 721010.5806,
                "name": "X",
                "position": 0,
                "stddev": 32.06523893,
                "variance": 1028.179548
              },
              {
                "average": 5380775.663,
                "count": 126110,
                "maximum": 5380826.302,
                "minimum": 5380676.642,
                "name": "Y",
                "position": 1,
                "stddev": 35.41214552,
                "variance": 1254.020051
              },
              {
                "average": 1930.507298,
                "count": 126110,
                "maximum": 1952.554109,
                "minimum": 1915.934109,
                "name": "Z",
                "position": 2,
                "stddev": 7.459978524,
                "variance": 55.65127957
              },
              {
                "average": 1952.390294,
                "count": 126110,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 941.6039214,
                "variance": 886617.9447
              },
              {
                "average": 1.343414479,
                "count": 126110,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.676273373,
                "variance": 0.457345675
              },
              {
                "average": 1.688010467,
                "count": 126110,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9563409174,
                "variance": 0.9145879503
              },
              {
                "average": 0.4987788439,
                "count": 126110,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000004912,
                "variance": 0.2500004912
              },
              {
                "average": 0,
                "count": 126110,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.518618666,
                "count": 126110,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5488873605,
                "variance": 0.3012773345
              },
              {
                "average": -10.08225866,
                "count": 126110,
                "maximum": -1.998000026,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 5.77674236,
                "variance": 33.37075229
              },
              {
                "average": 0,
                "count": 126110,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 33.90113393,
                "count": 126110,
                "maximum": 35,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9951046942,
                "variance": 0.9902333525
              },
              {
                "average": 216059736.4,
                "count": 126110,
                "maximum": 216060407.5,
                "minimum": 216059185.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 607.0750513,
                "variance": 368540.1179
              },
              {
                "average": 0,
                "count": 126110,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 126110,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 126110,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 126110,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 126110,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721010.5806,
              5380676.642,
              1915.934109,
              721138.6206,
              5380826.302,
              1952.554109
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721010.5806391707,
                    5380676.642405517,
                    1915.9341088578226
                  ],
                  [
                    721010.5806391707,
                    5380826.302405518,
                    1915.9341088578226
                  ],
                  [
                    721138.6206391708,
                    5380826.302405518,
                    1952.5541088578225
                  ],
                  [
                    721138.6206391708,
                    5380676.642405517,
                    1952.5541088578225
                  ],
                  [
                    721010.5806391707,
                    5380676.642405517,
                    1915.9341088578226
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:33:27+00:00",
            "end_time": "2018-07-19T18:13:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06737061918125,
              48.609006558644,
              1054.2094958880746
            ],
            [
              -120.06655869628992,
              48.62301057234655,
              1054.2094958880746
            ],
            [
              -120.04545797736195,
              48.622470738232856,
              1594.5694958880747
            ],
            [
              -120.04627571990801,
              48.60846698870822,
              1594.5694958880747
            ],
            [
              -120.06737061918125,
              48.609006558644,
              1054.2094958880746
            ]
          ]
        ]
      },
      "bbox": [
        -120.0673706,
        48.60846699,
        1054.209496,
        -120.045458,
        48.62301057,
        1594.569496
      ],
      "properties": {
        "datetime": "2018-07-20T00:11:48Z",
        "pc:count": 44846639,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716923.5763,
            "count": 44846639,
            "maximum": 717719.138,
            "minimum": 716162.098,
            "name": "X",
            "position": 0,
            "stddev": 429.2961345,
            "variance": 184295.1711
          },
          {
            "average": 5388940.903,
            "count": 44846639,
            "maximum": 5389702.992,
            "minimum": 5388144.292,
            "name": "Y",
            "position": 1,
            "stddev": 437.8354677,
            "variance": 191699.8968
          },
          {
            "average": 1269.003921,
            "count": 44846639,
            "maximum": 1594.569496,
            "minimum": 1054.209496,
            "name": "Z",
            "position": 2,
            "stddev": 116.6328084,
            "variance": 13603.21199
          },
          {
            "average": 808.2186785,
            "count": 44846639,
            "maximum": 4095,
            "minimum": 38,
            "name": "Intensity",
            "position": 3,
            "stddev": 458.9124303,
            "variance": 210600.6186
          },
          {
            "average": 1.365358416,
            "count": 44846639,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6926913416,
            "variance": 0.4798212947
          },
          {
            "average": 1.730692862,
            "count": 44846639,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.969845187,
            "variance": 0.9405996867
          },
          {
            "average": 0.4959549589,
            "count": 44846639,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999836429,
            "variance": 0.2499836432
          },
          {
            "average": 0.0002902781633,
            "count": 44846639,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01703507876,
            "variance": 0.0002901939084
          },
          {
            "average": 1.356732307,
            "count": 44846639,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5331174105,
            "variance": 0.2842141734
          },
          {
            "average": 2.781187686,
            "count": 44846639,
            "maximum": 22.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.61135374,
            "variance": 134.8235356
          },
          {
            "average": 0,
            "count": 44846639,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.76650092,
            "count": 44846639,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.513554003,
            "variance": 56.45349376
          },
          {
            "average": 216077703.6,
            "count": 44846639,
            "maximum": 216080708.7,
            "minimum": 216064488.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4170.192459,
            "variance": 17390505.15
          },
          {
            "average": 0,
            "count": 44846639,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44846639,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44846639,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44846639,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44846639,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716162.098,
          5388144.292,
          1054.209496,
          717719.138,
          5389702.992,
          1594.569496
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716162.0980014154,
                5388144.292064836,
                1054.2094958880746
              ],
              [
                716162.0980014154,
                5389702.9920648355,
                1054.2094958880746
              ],
              [
                717719.1380014154,
                5389702.9920648355,
                1594.5694958880747
              ],
              [
                717719.1380014154,
                5388144.292064836,
                1594.5694958880747
              ],
              [
                716162.0980014154,
                5388144.292064836,
                1054.2094958880746
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:11:48+00:00",
        "end_time": "2018-07-19T19:41:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0673706,
            48.60846699,
            1054.209496,
            -120.045458,
            48.62301057,
            1594.569496
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06737061918125,
                  48.609006558644,
                  1054.2094958880746
                ],
                [
                  -120.06655869628992,
                  48.62301057234655,
                  1054.2094958880746
                ],
                [
                  -120.04545797736195,
                  48.622470738232856,
                  1594.5694958880747
                ],
                [
                  -120.04627571990801,
                  48.60846698870822,
                  1594.5694958880747
                ],
                [
                  -120.06737061918125,
                  48.609006558644,
                  1054.2094958880746
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:11:48Z",
            "pc:count": 44846639,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716923.5763,
                "count": 44846639,
                "maximum": 717719.138,
                "minimum": 716162.098,
                "name": "X",
                "position": 0,
                "stddev": 429.2961345,
                "variance": 184295.1711
              },
              {
                "average": 5388940.903,
                "count": 44846639,
                "maximum": 5389702.992,
                "minimum": 5388144.292,
                "name": "Y",
                "position": 1,
                "stddev": 437.8354677,
                "variance": 191699.8968
              },
              {
                "average": 1269.003921,
                "count": 44846639,
                "maximum": 1594.569496,
                "minimum": 1054.209496,
                "name": "Z",
                "position": 2,
                "stddev": 116.6328084,
                "variance": 13603.21199
              },
              {
                "average": 808.2186785,
                "count": 44846639,
                "maximum": 4095,
                "minimum": 38,
                "name": "Intensity",
                "position": 3,
                "stddev": 458.9124303,
                "variance": 210600.6186
              },
              {
                "average": 1.365358416,
                "count": 44846639,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6926913416,
                "variance": 0.4798212947
              },
              {
                "average": 1.730692862,
                "count": 44846639,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.969845187,
                "variance": 0.9405996867
              },
              {
                "average": 0.4959549589,
                "count": 44846639,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999836429,
                "variance": 0.2499836432
              },
              {
                "average": 0.0002902781633,
                "count": 44846639,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01703507876,
                "variance": 0.0002901939084
              },
              {
                "average": 1.356732307,
                "count": 44846639,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5331174105,
                "variance": 0.2842141734
              },
              {
                "average": 2.781187686,
                "count": 44846639,
                "maximum": 22.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.61135374,
                "variance": 134.8235356
              },
              {
                "average": 0,
                "count": 44846639,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.76650092,
                "count": 44846639,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.513554003,
                "variance": 56.45349376
              },
              {
                "average": 216077703.6,
                "count": 44846639,
                "maximum": 216080708.7,
                "minimum": 216064488.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4170.192459,
                "variance": 17390505.15
              },
              {
                "average": 0,
                "count": 44846639,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44846639,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44846639,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44846639,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44846639,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716162.098,
              5388144.292,
              1054.209496,
              717719.138,
              5389702.992,
              1594.569496
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716162.0980014154,
                    5388144.292064836,
                    1054.2094958880746
                  ],
                  [
                    716162.0980014154,
                    5389702.9920648355,
                    1054.2094958880746
                  ],
                  [
                    717719.1380014154,
                    5389702.9920648355,
                    1594.5694958880747
                  ],
                  [
                    717719.1380014154,
                    5388144.292064836,
                    1594.5694958880747
                  ],
                  [
                    716162.0980014154,
                    5388144.292064836,
                    1054.2094958880746
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:11:48+00:00",
            "end_time": "2018-07-19T19:41:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96574032915852,
              48.58202812574,
              2010.8010078205355
            ],
            [
              -119.96490362221206,
              48.59598868575651,
              2010.8010078205355
            ],
            [
              -119.94628124513478,
              48.595495915750085,
              2393.5810078205354
            ],
            [
              -119.94712306645542,
              48.58153559610293,
              2393.5810078205354
            ],
            [
              -119.96574032915852,
              48.58202812574,
              2010.8010078205355
            ]
          ]
        ]
      },
      "bbox": [
        -119.9657403,
        48.5815356,
        2010.801008,
        -119.9462812,
        48.59598869,
        2393.581008
      ],
      "properties": {
        "datetime": "2018-07-19T17:05:15Z",
        "pc:count": 17990699,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724246.0627,
            "count": 17990699,
            "maximum": 725146.5646,
            "minimum": 723771.5446,
            "name": "X",
            "position": 0,
            "stddev": 345.2978211,
            "variance": 119230.5853
          },
          {
            "average": 5386369.403,
            "count": 17990699,
            "maximum": 5386992.831,
            "minimum": 5385438.831,
            "name": "Y",
            "position": 1,
            "stddev": 405.7166865,
            "variance": 164606.0297
          },
          {
            "average": 2212.505063,
            "count": 17990699,
            "maximum": 2393.581008,
            "minimum": 2010.801008,
            "name": "Z",
            "position": 2,
            "stddev": 77.55336938,
            "variance": 6014.525103
          },
          {
            "average": 1810.518823,
            "count": 17990699,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 878.4428559,
            "variance": 771661.8512
          },
          {
            "average": 1.274067117,
            "count": 17990699,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.597816671,
            "variance": 0.3573847721
          },
          {
            "average": 1.548009558,
            "count": 17990699,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8502226469,
            "variance": 0.7228785493
          },
          {
            "average": 0.4966724195,
            "count": 17990699,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499988941,
            "variance": 0.2499889411
          },
          {
            "average": 0.0003037124905,
            "count": 17990699,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01742470276,
            "variance": 0.0003036202661
          },
          {
            "average": 1.444791445,
            "count": 17990699,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5419989729,
            "variance": 0.2937628866
          },
          {
            "average": -2.431291389,
            "count": 17990699,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.63345093,
            "variance": 214.137886
          },
          {
            "average": 0,
            "count": 17990699,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.84651308,
            "count": 17990699,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.354349828,
            "variance": 1.834263456
          },
          {
            "average": 216053857.1,
            "count": 17990699,
            "maximum": 216055115.7,
            "minimum": 216051717.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 777.4928035,
            "variance": 604495.0595
          },
          {
            "average": 0,
            "count": 17990699,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17990699,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17990699,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17990699,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 17990699,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723771.5446,
          5385438.831,
          2010.801008,
          725146.5646,
          5386992.831,
          2393.581008
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723771.5446293608,
                5385438.830737222,
                2010.8010078205355
              ],
              [
                723771.5446293608,
                5386992.830737222,
                2010.8010078205355
              ],
              [
                725146.5646293608,
                5386992.830737222,
                2393.5810078205354
              ],
              [
                725146.5646293608,
                5385438.830737222,
                2393.5810078205354
              ],
              [
                723771.5446293608,
                5385438.830737222,
                2010.8010078205355
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:05:15+00:00",
        "end_time": "2018-07-19T16:08:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9657403,
            48.5815356,
            2010.801008,
            -119.9462812,
            48.59598869,
            2393.581008
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96574032915852,
                  48.58202812574,
                  2010.8010078205355
                ],
                [
                  -119.96490362221206,
                  48.59598868575651,
                  2010.8010078205355
                ],
                [
                  -119.94628124513478,
                  48.595495915750085,
                  2393.5810078205354
                ],
                [
                  -119.94712306645542,
                  48.58153559610293,
                  2393.5810078205354
                ],
                [
                  -119.96574032915852,
                  48.58202812574,
                  2010.8010078205355
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:05:15Z",
            "pc:count": 17990699,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724246.0627,
                "count": 17990699,
                "maximum": 725146.5646,
                "minimum": 723771.5446,
                "name": "X",
                "position": 0,
                "stddev": 345.2978211,
                "variance": 119230.5853
              },
              {
                "average": 5386369.403,
                "count": 17990699,
                "maximum": 5386992.831,
                "minimum": 5385438.831,
                "name": "Y",
                "position": 1,
                "stddev": 405.7166865,
                "variance": 164606.0297
              },
              {
                "average": 2212.505063,
                "count": 17990699,
                "maximum": 2393.581008,
                "minimum": 2010.801008,
                "name": "Z",
                "position": 2,
                "stddev": 77.55336938,
                "variance": 6014.525103
              },
              {
                "average": 1810.518823,
                "count": 17990699,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 878.4428559,
                "variance": 771661.8512
              },
              {
                "average": 1.274067117,
                "count": 17990699,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.597816671,
                "variance": 0.3573847721
              },
              {
                "average": 1.548009558,
                "count": 17990699,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8502226469,
                "variance": 0.7228785493
              },
              {
                "average": 0.4966724195,
                "count": 17990699,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499988941,
                "variance": 0.2499889411
              },
              {
                "average": 0.0003037124905,
                "count": 17990699,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01742470276,
                "variance": 0.0003036202661
              },
              {
                "average": 1.444791445,
                "count": 17990699,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5419989729,
                "variance": 0.2937628866
              },
              {
                "average": -2.431291389,
                "count": 17990699,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.63345093,
                "variance": 214.137886
              },
              {
                "average": 0,
                "count": 17990699,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.84651308,
                "count": 17990699,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.354349828,
                "variance": 1.834263456
              },
              {
                "average": 216053857.1,
                "count": 17990699,
                "maximum": 216055115.7,
                "minimum": 216051717.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 777.4928035,
                "variance": 604495.0595
              },
              {
                "average": 0,
                "count": 17990699,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17990699,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17990699,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17990699,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 17990699,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723771.5446,
              5385438.831,
              2010.801008,
              725146.5646,
              5386992.831,
              2393.581008
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723771.5446293608,
                    5385438.830737222,
                    2010.8010078205355
                  ],
                  [
                    723771.5446293608,
                    5386992.830737222,
                    2010.8010078205355
                  ],
                  [
                    725146.5646293608,
                    5386992.830737222,
                    2393.5810078205354
                  ],
                  [
                    725146.5646293608,
                    5385438.830737222,
                    2393.5810078205354
                  ],
                  [
                    723771.5446293608,
                    5385438.830737222,
                    2010.8010078205355
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:05:15+00:00",
            "end_time": "2018-07-19T16:08:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00598740566925,
              48.420081633628605,
              1168.4990607840814
            ],
            [
              -120.00548914960366,
              48.42855662958332,
              1168.4990607840814
            ],
            [
              -119.98483631662381,
              48.42801684857151,
              1728.3390607840815
            ],
            [
              -119.98533799645888,
              48.41954201235882,
              1728.3390607840815
            ],
            [
              -120.00598740566925,
              48.420081633628605,
              1168.4990607840814
            ]
          ]
        ]
      },
      "bbox": [
        -120.0059874,
        48.41954201,
        1168.499061,
        -119.9848363,
        48.42855663,
        1728.339061
      ],
      "properties": {
        "datetime": "2018-07-19T18:30:18Z",
        "pc:count": 14158785,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722103.0106,
            "count": 14158785,
            "maximum": 723038.702,
            "minimum": 721508.782,
            "name": "X",
            "position": 0,
            "stddev": 381.9089081,
            "variance": 145854.4141
          },
          {
            "average": 5367745.088,
            "count": 14158785,
            "maximum": 5368266.688,
            "minimum": 5367323.368,
            "name": "Y",
            "position": 1,
            "stddev": 258.0828054,
            "variance": 66606.73446
          },
          {
            "average": 1414.084697,
            "count": 14158785,
            "maximum": 1728.339061,
            "minimum": 1168.499061,
            "name": "Z",
            "position": 2,
            "stddev": 123.5230356,
            "variance": 15257.94032
          },
          {
            "average": 1272.877533,
            "count": 14158785,
            "maximum": 3103,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 479.8952276,
            "variance": 230299.4294
          },
          {
            "average": 1.228066744,
            "count": 14158785,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5674638978,
            "variance": 0.3220152753
          },
          {
            "average": 1.45613921,
            "count": 14158785,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8282878446,
            "variance": 0.6860607535
          },
          {
            "average": 0.4965723401,
            "count": 14158785,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882687,
            "variance": 0.2499882688
          },
          {
            "average": 0.0002996019786,
            "count": 14158785,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01730642188,
            "variance": 0.0002995122384
          },
          {
            "average": 1.524560052,
            "count": 14158785,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5751216977,
            "variance": 0.3307649672
          },
          {
            "average": 0.8721020234,
            "count": 14158785,
            "maximum": 18,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.09190028,
            "variance": 123.0302518
          },
          {
            "average": 0,
            "count": 14158785,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.71862282,
            "count": 14158785,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.836708399,
            "variance": 3.373497742
          },
          {
            "average": 216058613.6,
            "count": 14158785,
            "maximum": 216060218.6,
            "minimum": 216055927.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1012.522536,
            "variance": 1025201.886
          },
          {
            "average": 0,
            "count": 14158785,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14158785,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14158785,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14158785,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14158785,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721508.782,
          5367323.368,
          1168.499061,
          723038.702,
          5368266.688,
          1728.339061
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721508.7819867684,
                5367323.367922911,
                1168.4990607840814
              ],
              [
                721508.7819867684,
                5368266.687922912,
                1168.4990607840814
              ],
              [
                723038.7019867683,
                5368266.687922912,
                1728.3390607840815
              ],
              [
                723038.7019867683,
                5367323.367922911,
                1728.3390607840815
              ],
              [
                721508.7819867684,
                5367323.367922911,
                1168.4990607840814
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:30:18+00:00",
        "end_time": "2018-07-19T17:18:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0059874,
            48.41954201,
            1168.499061,
            -119.9848363,
            48.42855663,
            1728.339061
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00598740566925,
                  48.420081633628605,
                  1168.4990607840814
                ],
                [
                  -120.00548914960366,
                  48.42855662958332,
                  1168.4990607840814
                ],
                [
                  -119.98483631662381,
                  48.42801684857151,
                  1728.3390607840815
                ],
                [
                  -119.98533799645888,
                  48.41954201235882,
                  1728.3390607840815
                ],
                [
                  -120.00598740566925,
                  48.420081633628605,
                  1168.4990607840814
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:30:18Z",
            "pc:count": 14158785,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722103.0106,
                "count": 14158785,
                "maximum": 723038.702,
                "minimum": 721508.782,
                "name": "X",
                "position": 0,
                "stddev": 381.9089081,
                "variance": 145854.4141
              },
              {
                "average": 5367745.088,
                "count": 14158785,
                "maximum": 5368266.688,
                "minimum": 5367323.368,
                "name": "Y",
                "position": 1,
                "stddev": 258.0828054,
                "variance": 66606.73446
              },
              {
                "average": 1414.084697,
                "count": 14158785,
                "maximum": 1728.339061,
                "minimum": 1168.499061,
                "name": "Z",
                "position": 2,
                "stddev": 123.5230356,
                "variance": 15257.94032
              },
              {
                "average": 1272.877533,
                "count": 14158785,
                "maximum": 3103,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 479.8952276,
                "variance": 230299.4294
              },
              {
                "average": 1.228066744,
                "count": 14158785,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5674638978,
                "variance": 0.3220152753
              },
              {
                "average": 1.45613921,
                "count": 14158785,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8282878446,
                "variance": 0.6860607535
              },
              {
                "average": 0.4965723401,
                "count": 14158785,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882687,
                "variance": 0.2499882688
              },
              {
                "average": 0.0002996019786,
                "count": 14158785,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01730642188,
                "variance": 0.0002995122384
              },
              {
                "average": 1.524560052,
                "count": 14158785,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5751216977,
                "variance": 0.3307649672
              },
              {
                "average": 0.8721020234,
                "count": 14158785,
                "maximum": 18,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.09190028,
                "variance": 123.0302518
              },
              {
                "average": 0,
                "count": 14158785,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.71862282,
                "count": 14158785,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.836708399,
                "variance": 3.373497742
              },
              {
                "average": 216058613.6,
                "count": 14158785,
                "maximum": 216060218.6,
                "minimum": 216055927.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1012.522536,
                "variance": 1025201.886
              },
              {
                "average": 0,
                "count": 14158785,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14158785,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14158785,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14158785,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14158785,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721508.782,
              5367323.368,
              1168.499061,
              723038.702,
              5368266.688,
              1728.339061
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721508.7819867684,
                    5367323.367922911,
                    1168.4990607840814
                  ],
                  [
                    721508.7819867684,
                    5368266.687922912,
                    1168.4990607840814
                  ],
                  [
                    723038.7019867683,
                    5368266.687922912,
                    1728.3390607840815
                  ],
                  [
                    723038.7019867683,
                    5367323.367922911,
                    1728.3390607840815
                  ],
                  [
                    721508.7819867684,
                    5367323.367922911,
                    1168.4990607840814
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:30:18+00:00",
            "end_time": "2018-07-19T17:18:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1631308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08769684985587,
              48.74395946607456,
              1775.0726632873855
            ],
            [
              -120.0870297136581,
              48.75549234626232,
              1775.0726632873855
            ],
            [
              -120.06610117896935,
              48.75496098905734,
              2283.9326632873854
            ],
            [
              -120.06677309157276,
              48.74342832315482,
              2283.9326632873854
            ],
            [
              -120.08769684985587,
              48.74395946607456,
              1775.0726632873855
            ]
          ]
        ]
      },
      "bbox": [
        -120.0876968,
        48.74342832,
        1775.072663,
        -120.0661012,
        48.75549235,
        2283.932663
      ],
      "properties": {
        "datetime": "2018-07-20T01:24:01Z",
        "pc:count": 32458298,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714831.4809,
            "count": 32458298,
            "maximum": 715631.253,
            "minimum": 714090.993,
            "name": "X",
            "position": 0,
            "stddev": 455.416988,
            "variance": 207404.633
          },
          {
            "average": 5403640.545,
            "count": 32458298,
            "maximum": 5404369.336,
            "minimum": 5403085.676,
            "name": "Y",
            "position": 1,
            "stddev": 302.4294916,
            "variance": 91463.59737
          },
          {
            "average": 2009.830354,
            "count": 32458298,
            "maximum": 2283.932663,
            "minimum": 1775.072663,
            "name": "Z",
            "position": 2,
            "stddev": 117.15295,
            "variance": 13724.81368
          },
          {
            "average": 883.4276503,
            "count": 32458298,
            "maximum": 3457,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 548.618046,
            "variance": 300981.7604
          },
          {
            "average": 1.373362183,
            "count": 32458298,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7257119486,
            "variance": 0.5266578323
          },
          {
            "average": 1.746797968,
            "count": 32458298,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.033112502,
            "variance": 1.067321441
          },
          {
            "average": 0.497289291,
            "count": 32458298,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999926597,
            "variance": 0.2499926598
          },
          {
            "average": 0.00027040851,
            "count": 32458298,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01644187938,
            "variance": 0.0002703353976
          },
          {
            "average": 1.435264844,
            "count": 32458298,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5426847578,
            "variance": 0.2945067464
          },
          {
            "average": -0.1988713853,
            "count": 32458298,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.05765444,
            "variance": 197.6176485
          },
          {
            "average": 0,
            "count": 32458298,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.74030012,
            "count": 32458298,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.340857924,
            "variance": 5.479615819
          },
          {
            "average": 216082257.9,
            "count": 32458298,
            "maximum": 216085041,
            "minimum": 216080225.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1460.256818,
            "variance": 2132349.973
          },
          {
            "average": 0,
            "count": 32458298,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32458298,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32458298,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32458298,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32458298,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714090.993,
          5403085.676,
          1775.072663,
          715631.253,
          5404369.336,
          2283.932663
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714090.992975152,
                5403085.676466759,
                1775.0726632873855
              ],
              [
                714090.992975152,
                5404369.336466759,
                1775.0726632873855
              ],
              [
                715631.252975152,
                5404369.336466759,
                2283.9326632873854
              ],
              [
                715631.252975152,
                5403085.676466759,
                2283.9326632873854
              ],
              [
                714090.992975152,
                5403085.676466759,
                1775.0726632873855
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:24:01+00:00",
        "end_time": "2018-07-20T00:03:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1631308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1631308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1631308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1631308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0876968,
            48.74342832,
            1775.072663,
            -120.0661012,
            48.75549235,
            2283.932663
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08769684985587,
                  48.74395946607456,
                  1775.0726632873855
                ],
                [
                  -120.0870297136581,
                  48.75549234626232,
                  1775.0726632873855
                ],
                [
                  -120.06610117896935,
                  48.75496098905734,
                  2283.9326632873854
                ],
                [
                  -120.06677309157276,
                  48.74342832315482,
                  2283.9326632873854
                ],
                [
                  -120.08769684985587,
                  48.74395946607456,
                  1775.0726632873855
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1631308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1631308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:24:01Z",
            "pc:count": 32458298,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714831.4809,
                "count": 32458298,
                "maximum": 715631.253,
                "minimum": 714090.993,
                "name": "X",
                "position": 0,
                "stddev": 455.416988,
                "variance": 207404.633
              },
              {
                "average": 5403640.545,
                "count": 32458298,
                "maximum": 5404369.336,
                "minimum": 5403085.676,
                "name": "Y",
                "position": 1,
                "stddev": 302.4294916,
                "variance": 91463.59737
              },
              {
                "average": 2009.830354,
                "count": 32458298,
                "maximum": 2283.932663,
                "minimum": 1775.072663,
                "name": "Z",
                "position": 2,
                "stddev": 117.15295,
                "variance": 13724.81368
              },
              {
                "average": 883.4276503,
                "count": 32458298,
                "maximum": 3457,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 548.618046,
                "variance": 300981.7604
              },
              {
                "average": 1.373362183,
                "count": 32458298,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7257119486,
                "variance": 0.5266578323
              },
              {
                "average": 1.746797968,
                "count": 32458298,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.033112502,
                "variance": 1.067321441
              },
              {
                "average": 0.497289291,
                "count": 32458298,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999926597,
                "variance": 0.2499926598
              },
              {
                "average": 0.00027040851,
                "count": 32458298,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01644187938,
                "variance": 0.0002703353976
              },
              {
                "average": 1.435264844,
                "count": 32458298,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5426847578,
                "variance": 0.2945067464
              },
              {
                "average": -0.1988713853,
                "count": 32458298,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.05765444,
                "variance": 197.6176485
              },
              {
                "average": 0,
                "count": 32458298,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.74030012,
                "count": 32458298,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.340857924,
                "variance": 5.479615819
              },
              {
                "average": 216082257.9,
                "count": 32458298,
                "maximum": 216085041,
                "minimum": 216080225.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1460.256818,
                "variance": 2132349.973
              },
              {
                "average": 0,
                "count": 32458298,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32458298,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32458298,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32458298,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32458298,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714090.993,
              5403085.676,
              1775.072663,
              715631.253,
              5404369.336,
              2283.932663
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714090.992975152,
                    5403085.676466759,
                    1775.0726632873855
                  ],
                  [
                    714090.992975152,
                    5404369.336466759,
                    1775.0726632873855
                  ],
                  [
                    715631.252975152,
                    5404369.336466759,
                    2283.9326632873854
                  ],
                  [
                    715631.252975152,
                    5403085.676466759,
                    2283.9326632873854
                  ],
                  [
                    714090.992975152,
                    5403085.676466759,
                    1775.0726632873855
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:24:01+00:00",
            "end_time": "2018-07-20T00:03:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96570655728581,
              48.63601340329807,
              1725.007256231549
            ],
            [
              -119.96486559744656,
              48.650018030412916,
              1725.007256231549
            ],
            [
              -119.9437528677434,
              48.64945926425628,
              2082.667256231549
            ],
            [
              -119.94459965526875,
              48.63545491062924,
              2082.667256231549
            ],
            [
              -119.96570655728581,
              48.63601340329807,
              1725.007256231549
            ]
          ]
        ]
      },
      "bbox": [
        -119.9657066,
        48.63545491,
        1725.007256,
        -119.9437529,
        48.65001803,
        2082.667256
      ],
      "properties": {
        "datetime": "2018-07-19T17:03:38Z",
        "pc:count": 31708897,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724278.0278,
            "count": 31708897,
            "maximum": 725092.6767,
            "minimum": 723535.4367,
            "name": "X",
            "position": 0,
            "stddev": 444.6167619,
            "variance": 197684.065
          },
          {
            "average": 5392196.888,
            "count": 31708897,
            "maximum": 5392997.675,
            "minimum": 5391438.755,
            "name": "Y",
            "position": 1,
            "stddev": 437.0945568,
            "variance": 191051.6516
          },
          {
            "average": 1868.097091,
            "count": 31708897,
            "maximum": 2082.667256,
            "minimum": 1725.007256,
            "name": "Z",
            "position": 2,
            "stddev": 67.6515006,
            "variance": 4576.725534
          },
          {
            "average": 1350.435107,
            "count": 31708897,
            "maximum": 4095,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 496.5981636,
            "variance": 246609.7361
          },
          {
            "average": 1.161968485,
            "count": 31708897,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4296260366,
            "variance": 0.1845785313
          },
          {
            "average": 1.323935771,
            "count": 31708897,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6045587859,
            "variance": 0.3654913256
          },
          {
            "average": 0.4970867325,
            "count": 31708897,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999915207,
            "variance": 0.2499915208
          },
          {
            "average": 0.000307642363,
            "count": 31708897,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01753703877,
            "variance": 0.0003075477288
          },
          {
            "average": 1.452942971,
            "count": 31708897,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5587338103,
            "variance": 0.3121834708
          },
          {
            "average": -0.7852678902,
            "count": 31708897,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.0655985,
            "variance": 170.7098641
          },
          {
            "average": 0,
            "count": 31708897,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.16950902,
            "count": 31708897,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.452583253,
            "variance": 2.109998107
          },
          {
            "average": 216053403.5,
            "count": 31708897,
            "maximum": 216055018,
            "minimum": 216051622.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 940.0907872,
            "variance": 883770.6881
          },
          {
            "average": 0,
            "count": 31708897,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31708897,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31708897,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31708897,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31708897,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723535.4367,
          5391438.755,
          1725.007256,
          725092.6767,
          5392997.675,
          2082.667256
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723535.4367271297,
                5391438.754941838,
                1725.007256231549
              ],
              [
                723535.4367271297,
                5392997.674941838,
                1725.007256231549
              ],
              [
                725092.6767271297,
                5392997.674941838,
                2082.667256231549
              ],
              [
                725092.6767271297,
                5391438.754941838,
                2082.667256231549
              ],
              [
                723535.4367271297,
                5391438.754941838,
                1725.007256231549
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:03:38+00:00",
        "end_time": "2018-07-19T16:07:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9657066,
            48.63545491,
            1725.007256,
            -119.9437529,
            48.65001803,
            2082.667256
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96570655728581,
                  48.63601340329807,
                  1725.007256231549
                ],
                [
                  -119.96486559744656,
                  48.650018030412916,
                  1725.007256231549
                ],
                [
                  -119.9437528677434,
                  48.64945926425628,
                  2082.667256231549
                ],
                [
                  -119.94459965526875,
                  48.63545491062924,
                  2082.667256231549
                ],
                [
                  -119.96570655728581,
                  48.63601340329807,
                  1725.007256231549
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:03:38Z",
            "pc:count": 31708897,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724278.0278,
                "count": 31708897,
                "maximum": 725092.6767,
                "minimum": 723535.4367,
                "name": "X",
                "position": 0,
                "stddev": 444.6167619,
                "variance": 197684.065
              },
              {
                "average": 5392196.888,
                "count": 31708897,
                "maximum": 5392997.675,
                "minimum": 5391438.755,
                "name": "Y",
                "position": 1,
                "stddev": 437.0945568,
                "variance": 191051.6516
              },
              {
                "average": 1868.097091,
                "count": 31708897,
                "maximum": 2082.667256,
                "minimum": 1725.007256,
                "name": "Z",
                "position": 2,
                "stddev": 67.6515006,
                "variance": 4576.725534
              },
              {
                "average": 1350.435107,
                "count": 31708897,
                "maximum": 4095,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 496.5981636,
                "variance": 246609.7361
              },
              {
                "average": 1.161968485,
                "count": 31708897,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4296260366,
                "variance": 0.1845785313
              },
              {
                "average": 1.323935771,
                "count": 31708897,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6045587859,
                "variance": 0.3654913256
              },
              {
                "average": 0.4970867325,
                "count": 31708897,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999915207,
                "variance": 0.2499915208
              },
              {
                "average": 0.000307642363,
                "count": 31708897,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01753703877,
                "variance": 0.0003075477288
              },
              {
                "average": 1.452942971,
                "count": 31708897,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5587338103,
                "variance": 0.3121834708
              },
              {
                "average": -0.7852678902,
                "count": 31708897,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.0655985,
                "variance": 170.7098641
              },
              {
                "average": 0,
                "count": 31708897,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.16950902,
                "count": 31708897,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.452583253,
                "variance": 2.109998107
              },
              {
                "average": 216053403.5,
                "count": 31708897,
                "maximum": 216055018,
                "minimum": 216051622.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 940.0907872,
                "variance": 883770.6881
              },
              {
                "average": 0,
                "count": 31708897,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31708897,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31708897,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31708897,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31708897,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723535.4367,
              5391438.755,
              1725.007256,
              725092.6767,
              5392997.675,
              2082.667256
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723535.4367271297,
                    5391438.754941838,
                    1725.007256231549
                  ],
                  [
                    723535.4367271297,
                    5392997.674941838,
                    1725.007256231549
                  ],
                  [
                    725092.6767271297,
                    5392997.674941838,
                    2082.667256231549
                  ],
                  [
                    725092.6767271297,
                    5391438.754941838,
                    2082.667256231549
                  ],
                  [
                    723535.4367271297,
                    5391438.754941838,
                    1725.007256231549
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:03:38+00:00",
            "end_time": "2018-07-19T16:07:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0266915025746,
              48.568533885596864,
              1626.324787725379
            ],
            [
              -120.0258694863528,
              48.582537664152206,
              1626.324787725379
            ],
            [
              -120.00478341807903,
              48.58199063653264,
              2022.7647877253792
            ],
            [
              -120.0056112410858,
              48.56798712562264,
              2022.7647877253792
            ],
            [
              -120.0266915025746,
              48.568533885596864,
              1626.324787725379
            ]
          ]
        ]
      },
      "bbox": [
        -120.0266915,
        48.56798713,
        1626.324788,
        -120.0047834,
        48.58253766,
        2022.764788
      ],
      "properties": {
        "datetime": "2018-07-19T19:18:24Z",
        "pc:count": 43134439,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720106.1502,
            "count": 43134439,
            "maximum": 720892.6742,
            "minimum": 719335.4142,
            "name": "X",
            "position": 0,
            "stddev": 433.1081201,
            "variance": 187582.6437
          },
          {
            "average": 5384631.007,
            "count": 43134439,
            "maximum": 5385320.959,
            "minimum": 5383762.239,
            "name": "Y",
            "position": 1,
            "stddev": 421.8779343,
            "variance": 177980.9914
          },
          {
            "average": 1841.990345,
            "count": 43134439,
            "maximum": 2022.764788,
            "minimum": 1626.324788,
            "name": "Z",
            "position": 2,
            "stddev": 85.40300015,
            "variance": 7293.672434
          },
          {
            "average": 1461.18781,
            "count": 43134439,
            "maximum": 4095,
            "minimum": 375,
            "name": "Intensity",
            "position": 3,
            "stddev": 930.2198352,
            "variance": 865308.9418
          },
          {
            "average": 1.587418072,
            "count": 43134439,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8269746689,
            "variance": 0.6838871031
          },
          {
            "average": 2.174816624,
            "count": 43134439,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.057910383,
            "variance": 1.119174377
          },
          {
            "average": 0.4981267289,
            "count": 43134439,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999964966,
            "variance": 0.2499964967
          },
          {
            "average": 0.0002749079454,
            "count": 43134439,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01657806917,
            "variance": 0.0002748323774
          },
          {
            "average": 1.299706622,
            "count": 43134439,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5110381765,
            "variance": 0.2611600178
          },
          {
            "average": -1.039876142,
            "count": 43134439,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.4845812,
            "variance": 209.8030926
          },
          {
            "average": 0,
            "count": 43134439,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.33545894,
            "count": 43134439,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.135847693,
            "variance": 4.561845369
          },
          {
            "average": 216060944.4,
            "count": 43134439,
            "maximum": 216063104,
            "minimum": 216059113.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1096.55272,
            "variance": 1202427.869
          },
          {
            "average": 0,
            "count": 43134439,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43134439,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43134439,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43134439,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43134439,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719335.4142,
          5383762.239,
          1626.324788,
          720892.6742,
          5385320.959,
          2022.764788
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719335.4141929836,
                5383762.23866457,
                1626.324787725379
              ],
              [
                719335.4141929836,
                5385320.958664571,
                1626.324787725379
              ],
              [
                720892.6741929837,
                5385320.958664571,
                2022.7647877253792
              ],
              [
                720892.6741929837,
                5383762.23866457,
                2022.7647877253792
              ],
              [
                719335.4141929836,
                5383762.23866457,
                1626.324787725379
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:18:24+00:00",
        "end_time": "2018-07-19T18:11:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0266915,
            48.56798713,
            1626.324788,
            -120.0047834,
            48.58253766,
            2022.764788
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0266915025746,
                  48.568533885596864,
                  1626.324787725379
                ],
                [
                  -120.0258694863528,
                  48.582537664152206,
                  1626.324787725379
                ],
                [
                  -120.00478341807903,
                  48.58199063653264,
                  2022.7647877253792
                ],
                [
                  -120.0056112410858,
                  48.56798712562264,
                  2022.7647877253792
                ],
                [
                  -120.0266915025746,
                  48.568533885596864,
                  1626.324787725379
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:18:24Z",
            "pc:count": 43134439,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720106.1502,
                "count": 43134439,
                "maximum": 720892.6742,
                "minimum": 719335.4142,
                "name": "X",
                "position": 0,
                "stddev": 433.1081201,
                "variance": 187582.6437
              },
              {
                "average": 5384631.007,
                "count": 43134439,
                "maximum": 5385320.959,
                "minimum": 5383762.239,
                "name": "Y",
                "position": 1,
                "stddev": 421.8779343,
                "variance": 177980.9914
              },
              {
                "average": 1841.990345,
                "count": 43134439,
                "maximum": 2022.764788,
                "minimum": 1626.324788,
                "name": "Z",
                "position": 2,
                "stddev": 85.40300015,
                "variance": 7293.672434
              },
              {
                "average": 1461.18781,
                "count": 43134439,
                "maximum": 4095,
                "minimum": 375,
                "name": "Intensity",
                "position": 3,
                "stddev": 930.2198352,
                "variance": 865308.9418
              },
              {
                "average": 1.587418072,
                "count": 43134439,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8269746689,
                "variance": 0.6838871031
              },
              {
                "average": 2.174816624,
                "count": 43134439,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.057910383,
                "variance": 1.119174377
              },
              {
                "average": 0.4981267289,
                "count": 43134439,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999964966,
                "variance": 0.2499964967
              },
              {
                "average": 0.0002749079454,
                "count": 43134439,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01657806917,
                "variance": 0.0002748323774
              },
              {
                "average": 1.299706622,
                "count": 43134439,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5110381765,
                "variance": 0.2611600178
              },
              {
                "average": -1.039876142,
                "count": 43134439,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.4845812,
                "variance": 209.8030926
              },
              {
                "average": 0,
                "count": 43134439,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.33545894,
                "count": 43134439,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.135847693,
                "variance": 4.561845369
              },
              {
                "average": 216060944.4,
                "count": 43134439,
                "maximum": 216063104,
                "minimum": 216059113.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1096.55272,
                "variance": 1202427.869
              },
              {
                "average": 0,
                "count": 43134439,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43134439,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43134439,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43134439,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43134439,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719335.4142,
              5383762.239,
              1626.324788,
              720892.6742,
              5385320.959,
              2022.764788
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719335.4141929836,
                    5383762.23866457,
                    1626.324787725379
                  ],
                  [
                    719335.4141929836,
                    5385320.958664571,
                    1626.324787725379
                  ],
                  [
                    720892.6741929837,
                    5385320.958664571,
                    2022.7647877253792
                  ],
                  [
                    720892.6741929837,
                    5383762.23866457,
                    2022.7647877253792
                  ],
                  [
                    719335.4141929836,
                    5383762.23866457,
                    1626.324787725379
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:18:24+00:00",
            "end_time": "2018-07-19T18:11:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22977289400659,
              48.554823574603105,
              707.8476085117701
            ],
            [
              -120.22900756242542,
              48.568825926957274,
              707.8476085117701
            ],
            [
              -120.20792829252592,
              48.56831632478989,
              1022.16760851177
            ],
            [
              -120.20869942770774,
              48.55431422172951,
              1022.16760851177
            ],
            [
              -120.22977289400659,
              48.554823574603105,
              707.8476085117701
            ]
          ]
        ]
      },
      "bbox": [
        -120.2297729,
        48.55431422,
        707.8476085,
        -120.2079283,
        48.56882593,
        1022.167609
      ],
      "properties": {
        "datetime": "2018-07-21T18:53:01Z",
        "pc:count": 50108486,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705219.2039,
            "count": 50108486,
            "maximum": 705968.1512,
            "minimum": 704411.2512,
            "name": "X",
            "position": 0,
            "stddev": 435.8895386,
            "variance": 189999.6898
          },
          {
            "average": 5382433.431,
            "count": 50108486,
            "maximum": 5383233.363,
            "minimum": 5381675.083,
            "name": "Y",
            "position": 1,
            "stddev": 418.1892493,
            "variance": 174882.2482
          },
          {
            "average": 827.0845332,
            "count": 50108486,
            "maximum": 1022.167609,
            "minimum": 707.8476085,
            "name": "Z",
            "position": 2,
            "stddev": 62.59622251,
            "variance": 3918.287073
          },
          {
            "average": 847.99414,
            "count": 50108486,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 497.6627904,
            "variance": 247668.2529
          },
          {
            "average": 1.34147739,
            "count": 50108486,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6472015654,
            "variance": 0.4188698663
          },
          {
            "average": 1.683106849,
            "count": 50108486,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8936861642,
            "variance": 0.79867496
          },
          {
            "average": 0.4969624107,
            "count": 50108486,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499990778,
            "variance": 0.249990778
          },
          {
            "average": 0.0002397597884,
            "count": 50108486,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01548232245,
            "variance": 0.0002397023084
          },
          {
            "average": 1.314958109,
            "count": 50108486,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4853012204,
            "variance": 0.2355172745
          },
          {
            "average": -0.5498032062,
            "count": 50108486,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.06179983,
            "variance": 101.2398158
          },
          {
            "average": 0,
            "count": 50108486,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.1063409,
            "count": 50108486,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.39783304,
            "variance": 1253.006584
          },
          {
            "average": 216177802.5,
            "count": 50108486,
            "maximum": 216234381.5,
            "minimum": 216172414,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13212.38889,
            "variance": 174567220
          },
          {
            "average": 0,
            "count": 50108486,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50108486,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50108486,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50108486,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50108486,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704411.2512,
          5381675.083,
          707.8476085,
          705968.1512,
          5383233.363,
          1022.167609
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704411.2511660289,
                5381675.082514134,
                707.8476085117701
              ],
              [
                704411.2511660289,
                5383233.362514134,
                707.8476085117701
              ],
              [
                705968.1511660288,
                5383233.362514134,
                1022.16760851177
              ],
              [
                705968.1511660288,
                5381675.082514134,
                1022.16760851177
              ],
              [
                704411.2511660289,
                5381675.082514134,
                707.8476085117701
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:53:01+00:00",
        "end_time": "2018-07-21T01:40:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2297729,
            48.55431422,
            707.8476085,
            -120.2079283,
            48.56882593,
            1022.167609
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22977289400659,
                  48.554823574603105,
                  707.8476085117701
                ],
                [
                  -120.22900756242542,
                  48.568825926957274,
                  707.8476085117701
                ],
                [
                  -120.20792829252592,
                  48.56831632478989,
                  1022.16760851177
                ],
                [
                  -120.20869942770774,
                  48.55431422172951,
                  1022.16760851177
                ],
                [
                  -120.22977289400659,
                  48.554823574603105,
                  707.8476085117701
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:53:01Z",
            "pc:count": 50108486,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705219.2039,
                "count": 50108486,
                "maximum": 705968.1512,
                "minimum": 704411.2512,
                "name": "X",
                "position": 0,
                "stddev": 435.8895386,
                "variance": 189999.6898
              },
              {
                "average": 5382433.431,
                "count": 50108486,
                "maximum": 5383233.363,
                "minimum": 5381675.083,
                "name": "Y",
                "position": 1,
                "stddev": 418.1892493,
                "variance": 174882.2482
              },
              {
                "average": 827.0845332,
                "count": 50108486,
                "maximum": 1022.167609,
                "minimum": 707.8476085,
                "name": "Z",
                "position": 2,
                "stddev": 62.59622251,
                "variance": 3918.287073
              },
              {
                "average": 847.99414,
                "count": 50108486,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 497.6627904,
                "variance": 247668.2529
              },
              {
                "average": 1.34147739,
                "count": 50108486,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6472015654,
                "variance": 0.4188698663
              },
              {
                "average": 1.683106849,
                "count": 50108486,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8936861642,
                "variance": 0.79867496
              },
              {
                "average": 0.4969624107,
                "count": 50108486,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499990778,
                "variance": 0.249990778
              },
              {
                "average": 0.0002397597884,
                "count": 50108486,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01548232245,
                "variance": 0.0002397023084
              },
              {
                "average": 1.314958109,
                "count": 50108486,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4853012204,
                "variance": 0.2355172745
              },
              {
                "average": -0.5498032062,
                "count": 50108486,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.06179983,
                "variance": 101.2398158
              },
              {
                "average": 0,
                "count": 50108486,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.1063409,
                "count": 50108486,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.39783304,
                "variance": 1253.006584
              },
              {
                "average": 216177802.5,
                "count": 50108486,
                "maximum": 216234381.5,
                "minimum": 216172414,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13212.38889,
                "variance": 174567220
              },
              {
                "average": 0,
                "count": 50108486,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50108486,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50108486,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50108486,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50108486,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704411.2512,
              5381675.083,
              707.8476085,
              705968.1512,
              5383233.363,
              1022.167609
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704411.2511660289,
                    5381675.082514134,
                    707.8476085117701
                  ],
                  [
                    704411.2511660289,
                    5383233.362514134,
                    707.8476085117701
                  ],
                  [
                    705968.1511660288,
                    5383233.362514134,
                    1022.16760851177
                  ],
                  [
                    705968.1511660288,
                    5381675.082514134,
                    1022.16760851177
                  ],
                  [
                    704411.2511660289,
                    5381675.082514134,
                    707.8476085117701
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:53:01+00:00",
            "end_time": "2018-07-21T01:40:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.087610716514,
              48.555009970408726,
              1232.8973163359146
            ],
            [
              -120.08680601342128,
              48.569012751719896,
              1232.8973163359146
            ],
            [
              -120.06572684460964,
              48.56847705557069,
              1809.3573163359147
            ],
            [
              -120.06653735004582,
              48.5544745363264,
              1809.3573163359147
            ],
            [
              -120.087610716514,
              48.555009970408726,
              1232.8973163359146
            ]
          ]
        ]
      },
      "bbox": [
        -120.0876107,
        48.55447454,
        1232.897316,
        -120.0657268,
        48.56901275,
        1809.357316
      ],
      "properties": {
        "datetime": "2018-07-20T01:18:16Z",
        "pc:count": 46843273,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715675.0381,
            "count": 46843273,
            "maximum": 716456.4064,
            "minimum": 714899.3264,
            "name": "X",
            "position": 0,
            "stddev": 433.1411705,
            "variance": 187611.2735
          },
          {
            "average": 5382836.438,
            "count": 46843273,
            "maximum": 5383644.535,
            "minimum": 5382086.015,
            "name": "Y",
            "position": 1,
            "stddev": 438.8363646,
            "variance": 192577.3549
          },
          {
            "average": 1528.696667,
            "count": 46843273,
            "maximum": 1809.357316,
            "minimum": 1232.897316,
            "name": "Z",
            "position": 2,
            "stddev": 126.2911187,
            "variance": 15949.44667
          },
          {
            "average": 783.2209499,
            "count": 46843273,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 436.6869822,
            "variance": 190695.5204
          },
          {
            "average": 1.337441686,
            "count": 46843273,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6792132269,
            "variance": 0.4613306075
          },
          {
            "average": 1.674884972,
            "count": 46843273,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9657391281,
            "variance": 0.9326520635
          },
          {
            "average": 0.4966063964,
            "count": 46843273,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999884887,
            "variance": 0.2499884888
          },
          {
            "average": 0.0002799548187,
            "count": 46843273,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01672950836,
            "variance": 0.00027987645
          },
          {
            "average": 1.341031913,
            "count": 46843273,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5404020323,
            "variance": 0.2920343566
          },
          {
            "average": -0.1211868182,
            "count": 46843273,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.69947233,
            "variance": 187.6755422
          },
          {
            "average": 0,
            "count": 46843273,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.11824891,
            "count": 46843273,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.285489334,
            "variance": 5.223461496
          },
          {
            "average": 216082203.8,
            "count": 46843273,
            "maximum": 216084696.8,
            "minimum": 216079871.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1371.400465,
            "variance": 1880739.236
          },
          {
            "average": 0,
            "count": 46843273,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46843273,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46843273,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46843273,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46843273,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714899.3264,
          5382086.015,
          1232.897316,
          716456.4064,
          5383644.535,
          1809.357316
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714899.3264001318,
                5382086.014682483,
                1232.8973163359146
              ],
              [
                714899.3264001318,
                5383644.5346824825,
                1232.8973163359146
              ],
              [
                716456.4064001319,
                5383644.5346824825,
                1809.3573163359147
              ],
              [
                716456.4064001319,
                5382086.014682483,
                1809.3573163359147
              ],
              [
                714899.3264001318,
                5382086.014682483,
                1232.8973163359146
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:18:16+00:00",
        "end_time": "2018-07-19T23:57:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0876107,
            48.55447454,
            1232.897316,
            -120.0657268,
            48.56901275,
            1809.357316
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.087610716514,
                  48.555009970408726,
                  1232.8973163359146
                ],
                [
                  -120.08680601342128,
                  48.569012751719896,
                  1232.8973163359146
                ],
                [
                  -120.06572684460964,
                  48.56847705557069,
                  1809.3573163359147
                ],
                [
                  -120.06653735004582,
                  48.5544745363264,
                  1809.3573163359147
                ],
                [
                  -120.087610716514,
                  48.555009970408726,
                  1232.8973163359146
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:18:16Z",
            "pc:count": 46843273,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715675.0381,
                "count": 46843273,
                "maximum": 716456.4064,
                "minimum": 714899.3264,
                "name": "X",
                "position": 0,
                "stddev": 433.1411705,
                "variance": 187611.2735
              },
              {
                "average": 5382836.438,
                "count": 46843273,
                "maximum": 5383644.535,
                "minimum": 5382086.015,
                "name": "Y",
                "position": 1,
                "stddev": 438.8363646,
                "variance": 192577.3549
              },
              {
                "average": 1528.696667,
                "count": 46843273,
                "maximum": 1809.357316,
                "minimum": 1232.897316,
                "name": "Z",
                "position": 2,
                "stddev": 126.2911187,
                "variance": 15949.44667
              },
              {
                "average": 783.2209499,
                "count": 46843273,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 436.6869822,
                "variance": 190695.5204
              },
              {
                "average": 1.337441686,
                "count": 46843273,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6792132269,
                "variance": 0.4613306075
              },
              {
                "average": 1.674884972,
                "count": 46843273,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9657391281,
                "variance": 0.9326520635
              },
              {
                "average": 0.4966063964,
                "count": 46843273,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999884887,
                "variance": 0.2499884888
              },
              {
                "average": 0.0002799548187,
                "count": 46843273,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01672950836,
                "variance": 0.00027987645
              },
              {
                "average": 1.341031913,
                "count": 46843273,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5404020323,
                "variance": 0.2920343566
              },
              {
                "average": -0.1211868182,
                "count": 46843273,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.69947233,
                "variance": 187.6755422
              },
              {
                "average": 0,
                "count": 46843273,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.11824891,
                "count": 46843273,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.285489334,
                "variance": 5.223461496
              },
              {
                "average": 216082203.8,
                "count": 46843273,
                "maximum": 216084696.8,
                "minimum": 216079871.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1371.400465,
                "variance": 1880739.236
              },
              {
                "average": 0,
                "count": 46843273,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46843273,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46843273,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46843273,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46843273,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714899.3264,
              5382086.015,
              1232.897316,
              716456.4064,
              5383644.535,
              1809.357316
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714899.3264001318,
                    5382086.014682483,
                    1232.8973163359146
                  ],
                  [
                    714899.3264001318,
                    5383644.5346824825,
                    1232.8973163359146
                  ],
                  [
                    716456.4064001319,
                    5383644.5346824825,
                    1809.3573163359147
                  ],
                  [
                    716456.4064001319,
                    5382086.014682483,
                    1809.3573163359147
                  ],
                  [
                    714899.3264001318,
                    5382086.014682483,
                    1232.8973163359146
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:18:16+00:00",
            "end_time": "2018-07-19T23:57:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00637313754723,
              48.54154649685124,
              1764.0231444393785
            ],
            [
              -120.00554640998917,
              48.555548105619884,
              1764.0231444393785
            ],
            [
              -119.98488768075887,
              48.555008481375104,
              2103.9031444393786
            ],
            [
              -119.98572009091492,
              48.54100713655719,
              2103.9031444393786
            ],
            [
              -120.00637313754723,
              48.54154649685124,
              1764.0231444393785
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063731,
        48.54100714,
        1764.023144,
        -119.9848877,
        48.55554811,
        2103.903144
      ],
      "properties": {
        "datetime": "2018-07-19T18:33:49Z",
        "pc:count": 24727899,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721636.6813,
            "count": 24727899,
            "maximum": 722478.2101,
            "minimum": 720951.6701,
            "name": "X",
            "position": 0,
            "stddev": 456.5370263,
            "variance": 208426.0564
          },
          {
            "average": 5381862.785,
            "count": 24727899,
            "maximum": 5382379.978,
            "minimum": 5380821.478,
            "name": "Y",
            "position": 1,
            "stddev": 327.3640579,
            "variance": 107167.2264
          },
          {
            "average": 1937.526493,
            "count": 24727899,
            "maximum": 2103.903144,
            "minimum": 1764.023144,
            "name": "Z",
            "position": 2,
            "stddev": 58.29518528,
            "variance": 3398.328627
          },
          {
            "average": 1445.656467,
            "count": 24727899,
            "maximum": 4095,
            "minimum": 362,
            "name": "Intensity",
            "position": 3,
            "stddev": 864.0999848,
            "variance": 746668.7838
          },
          {
            "average": 1.540220057,
            "count": 24727899,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8018793937,
            "variance": 0.643010562
          },
          {
            "average": 2.080249762,
            "count": 24727899,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.047358674,
            "variance": 1.096960192
          },
          {
            "average": 0.497306423,
            "count": 24727899,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999927547,
            "variance": 0.2499927548
          },
          {
            "average": 0.0003141391026,
            "count": 24727899,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01772118596,
            "variance": 0.0003140404319
          },
          {
            "average": 1.358872341,
            "count": 24727899,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5338192119,
            "variance": 0.284962951
          },
          {
            "average": -0.5982384191,
            "count": 24727899,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.71728843,
            "variance": 216.5985787
          },
          {
            "average": 0,
            "count": 24727899,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.46310946,
            "count": 24727899,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.025764998,
            "variance": 4.103723829
          },
          {
            "average": 216058444.3,
            "count": 24727899,
            "maximum": 216060429.3,
            "minimum": 216056151.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1174.601474,
            "variance": 1379688.623
          },
          {
            "average": 0,
            "count": 24727899,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24727899,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24727899,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24727899,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24727899,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720951.6701,
          5380821.478,
          1764.023144,
          722478.2101,
          5382379.978,
          2103.903144
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720951.6701002175,
                5380821.478168532,
                1764.0231444393785
              ],
              [
                720951.6701002175,
                5382379.978168532,
                1764.0231444393785
              ],
              [
                722478.2101002175,
                5382379.978168532,
                2103.9031444393786
              ],
              [
                722478.2101002175,
                5380821.478168532,
                2103.9031444393786
              ],
              [
                720951.6701002175,
                5380821.478168532,
                1764.0231444393785
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:33:49+00:00",
        "end_time": "2018-07-19T17:22:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063731,
            48.54100714,
            1764.023144,
            -119.9848877,
            48.55554811,
            2103.903144
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00637313754723,
                  48.54154649685124,
                  1764.0231444393785
                ],
                [
                  -120.00554640998917,
                  48.555548105619884,
                  1764.0231444393785
                ],
                [
                  -119.98488768075887,
                  48.555008481375104,
                  2103.9031444393786
                ],
                [
                  -119.98572009091492,
                  48.54100713655719,
                  2103.9031444393786
                ],
                [
                  -120.00637313754723,
                  48.54154649685124,
                  1764.0231444393785
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:33:49Z",
            "pc:count": 24727899,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721636.6813,
                "count": 24727899,
                "maximum": 722478.2101,
                "minimum": 720951.6701,
                "name": "X",
                "position": 0,
                "stddev": 456.5370263,
                "variance": 208426.0564
              },
              {
                "average": 5381862.785,
                "count": 24727899,
                "maximum": 5382379.978,
                "minimum": 5380821.478,
                "name": "Y",
                "position": 1,
                "stddev": 327.3640579,
                "variance": 107167.2264
              },
              {
                "average": 1937.526493,
                "count": 24727899,
                "maximum": 2103.903144,
                "minimum": 1764.023144,
                "name": "Z",
                "position": 2,
                "stddev": 58.29518528,
                "variance": 3398.328627
              },
              {
                "average": 1445.656467,
                "count": 24727899,
                "maximum": 4095,
                "minimum": 362,
                "name": "Intensity",
                "position": 3,
                "stddev": 864.0999848,
                "variance": 746668.7838
              },
              {
                "average": 1.540220057,
                "count": 24727899,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8018793937,
                "variance": 0.643010562
              },
              {
                "average": 2.080249762,
                "count": 24727899,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.047358674,
                "variance": 1.096960192
              },
              {
                "average": 0.497306423,
                "count": 24727899,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999927547,
                "variance": 0.2499927548
              },
              {
                "average": 0.0003141391026,
                "count": 24727899,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01772118596,
                "variance": 0.0003140404319
              },
              {
                "average": 1.358872341,
                "count": 24727899,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5338192119,
                "variance": 0.284962951
              },
              {
                "average": -0.5982384191,
                "count": 24727899,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.71728843,
                "variance": 216.5985787
              },
              {
                "average": 0,
                "count": 24727899,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.46310946,
                "count": 24727899,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.025764998,
                "variance": 4.103723829
              },
              {
                "average": 216058444.3,
                "count": 24727899,
                "maximum": 216060429.3,
                "minimum": 216056151.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1174.601474,
                "variance": 1379688.623
              },
              {
                "average": 0,
                "count": 24727899,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24727899,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24727899,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24727899,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24727899,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720951.6701,
              5380821.478,
              1764.023144,
              722478.2101,
              5382379.978,
              2103.903144
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720951.6701002175,
                    5380821.478168532,
                    1764.0231444393785
                  ],
                  [
                    720951.6701002175,
                    5382379.978168532,
                    1764.0231444393785
                  ],
                  [
                    722478.2101002175,
                    5382379.978168532,
                    2103.9031444393786
                  ],
                  [
                    722478.2101002175,
                    5380821.478168532,
                    2103.9031444393786
                  ],
                  [
                    720951.6701002175,
                    5380821.478168532,
                    1764.0231444393785
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:33:49+00:00",
            "end_time": "2018-07-19T17:22:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96573149047518,
              48.5955240956987,
              1742.3568525695996
            ],
            [
              -119.9648917437681,
              48.60952864234962,
              1742.3568525695996
            ],
            [
              -119.94389560171838,
              48.60897287455481,
              2220.1968525695997
            ],
            [
              -119.94474113562138,
              48.5949685998731,
              2220.1968525695997
            ],
            [
              -119.96573149047518,
              48.5955240956987,
              1742.3568525695996
            ]
          ]
        ]
      },
      "bbox": [
        -119.9657315,
        48.5949686,
        1742.356853,
        -119.9438956,
        48.60952864,
        2220.196853
      ],
      "properties": {
        "datetime": "2018-07-19T17:04:51Z",
        "pc:count": 34738077,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724466.7256,
            "count": 34738077,
            "maximum": 725262.4476,
            "minimum": 723712.5676,
            "name": "X",
            "position": 0,
            "stddev": 440.0982139,
            "variance": 193686.4379
          },
          {
            "average": 5387701.432,
            "count": 34738077,
            "maximum": 5388497.67,
            "minimum": 5386938.77,
            "name": "Y",
            "position": 1,
            "stddev": 415.5563069,
            "variance": 172687.0442
          },
          {
            "average": 1924.64938,
            "count": 34738077,
            "maximum": 2220.196853,
            "minimum": 1742.356853,
            "name": "Z",
            "position": 2,
            "stddev": 92.22227154,
            "variance": 8504.947368
          },
          {
            "average": 1395.512127,
            "count": 34738077,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 609.886101,
            "variance": 371961.0562
          },
          {
            "average": 1.266850983,
            "count": 34738077,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5754247462,
            "variance": 0.3311136385
          },
          {
            "average": 1.533509958,
            "count": 34738077,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8093155716,
            "variance": 0.6549916945
          },
          {
            "average": 0.4966033957,
            "count": 34738077,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999884701,
            "variance": 0.2499884703
          },
          {
            "average": 0.0003282277254,
            "count": 34738077,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01811408296,
            "variance": 0.0003281200014
          },
          {
            "average": 1.411471539,
            "count": 34738077,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5381759363,
            "variance": 0.2896333384
          },
          {
            "average": -0.7537536057,
            "count": 34738077,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.39446704,
            "variance": 179.4117473
          },
          {
            "average": 0,
            "count": 34738077,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.18380206,
            "count": 34738077,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.431628742,
            "variance": 2.049560855
          },
          {
            "average": 216053428,
            "count": 34738077,
            "maximum": 216055091.4,
            "minimum": 216051693.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 905.6106509,
            "variance": 820130.651
          },
          {
            "average": 0,
            "count": 34738077,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34738077,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34738077,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34738077,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34738077,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723712.5676,
          5386938.77,
          1742.356853,
          725262.4476,
          5388497.67,
          2220.196853
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723712.5675969627,
                5386938.770297122,
                1742.3568525695996
              ],
              [
                723712.5675969627,
                5388497.670297123,
                1742.3568525695996
              ],
              [
                725262.4475969626,
                5388497.670297123,
                2220.1968525695997
              ],
              [
                725262.4475969626,
                5386938.770297122,
                2220.1968525695997
              ],
              [
                723712.5675969627,
                5386938.770297122,
                1742.3568525695996
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:04:51+00:00",
        "end_time": "2018-07-19T16:08:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9657315,
            48.5949686,
            1742.356853,
            -119.9438956,
            48.60952864,
            2220.196853
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96573149047518,
                  48.5955240956987,
                  1742.3568525695996
                ],
                [
                  -119.9648917437681,
                  48.60952864234962,
                  1742.3568525695996
                ],
                [
                  -119.94389560171838,
                  48.60897287455481,
                  2220.1968525695997
                ],
                [
                  -119.94474113562138,
                  48.5949685998731,
                  2220.1968525695997
                ],
                [
                  -119.96573149047518,
                  48.5955240956987,
                  1742.3568525695996
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:04:51Z",
            "pc:count": 34738077,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724466.7256,
                "count": 34738077,
                "maximum": 725262.4476,
                "minimum": 723712.5676,
                "name": "X",
                "position": 0,
                "stddev": 440.0982139,
                "variance": 193686.4379
              },
              {
                "average": 5387701.432,
                "count": 34738077,
                "maximum": 5388497.67,
                "minimum": 5386938.77,
                "name": "Y",
                "position": 1,
                "stddev": 415.5563069,
                "variance": 172687.0442
              },
              {
                "average": 1924.64938,
                "count": 34738077,
                "maximum": 2220.196853,
                "minimum": 1742.356853,
                "name": "Z",
                "position": 2,
                "stddev": 92.22227154,
                "variance": 8504.947368
              },
              {
                "average": 1395.512127,
                "count": 34738077,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 609.886101,
                "variance": 371961.0562
              },
              {
                "average": 1.266850983,
                "count": 34738077,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5754247462,
                "variance": 0.3311136385
              },
              {
                "average": 1.533509958,
                "count": 34738077,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8093155716,
                "variance": 0.6549916945
              },
              {
                "average": 0.4966033957,
                "count": 34738077,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999884701,
                "variance": 0.2499884703
              },
              {
                "average": 0.0003282277254,
                "count": 34738077,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01811408296,
                "variance": 0.0003281200014
              },
              {
                "average": 1.411471539,
                "count": 34738077,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5381759363,
                "variance": 0.2896333384
              },
              {
                "average": -0.7537536057,
                "count": 34738077,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.39446704,
                "variance": 179.4117473
              },
              {
                "average": 0,
                "count": 34738077,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.18380206,
                "count": 34738077,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.431628742,
                "variance": 2.049560855
              },
              {
                "average": 216053428,
                "count": 34738077,
                "maximum": 216055091.4,
                "minimum": 216051693.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 905.6106509,
                "variance": 820130.651
              },
              {
                "average": 0,
                "count": 34738077,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34738077,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34738077,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34738077,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34738077,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723712.5676,
              5386938.77,
              1742.356853,
              725262.4476,
              5388497.67,
              2220.196853
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723712.5675969627,
                    5386938.770297122,
                    1742.3568525695996
                  ],
                  [
                    723712.5675969627,
                    5388497.670297123,
                    1742.3568525695996
                  ],
                  [
                    725262.4475969626,
                    5388497.670297123,
                    2220.1968525695997
                  ],
                  [
                    725262.4475969626,
                    5386938.770297122,
                    2220.1968525695997
                  ],
                  [
                    723712.5675969627,
                    5386938.770297122,
                    1742.3568525695996
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:04:51+00:00",
            "end_time": "2018-07-19T16:08:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96500687283287,
              48.55420846923417,
              1869.1238682914475
            ],
            [
              -119.96495325090468,
              48.55510414216332,
              1869.1238682914475
            ],
            [
              -119.96152869520829,
              48.55501373594711,
              1913.6238682914475
            ],
            [
              -119.96158237741318,
              48.5541180658475,
              1913.6238682914475
            ],
            [
              -119.96500687283287,
              48.55420846923417,
              1869.1238682914475
            ]
          ]
        ]
      },
      "bbox": [
        -119.9650069,
        48.55411807,
        1869.123868,
        -119.9615287,
        48.55510414,
        1913.623868
      ],
      "properties": {
        "datetime": "2018-07-19T17:06:06Z",
        "pc:count": 99457,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724022.3665,
            "count": 99457,
            "maximum": 724201.5941,
            "minimum": 723948.5341,
            "name": "X",
            "position": 0,
            "stddev": 56.87217666,
            "variance": 3234.444479
          },
          {
            "average": 5382422.466,
            "count": 99457,
            "maximum": 5382448.871,
            "minimum": 5382349.171,
            "name": "Y",
            "position": 1,
            "stddev": 19.42197395,
            "variance": 377.213072
          },
          {
            "average": 1888.222262,
            "count": 99457,
            "maximum": 1913.623868,
            "minimum": 1869.123868,
            "name": "Z",
            "position": 2,
            "stddev": 8.22071684,
            "variance": 67.58018536
          },
          {
            "average": 1585.150035,
            "count": 99457,
            "maximum": 3587,
            "minimum": 418,
            "name": "Intensity",
            "position": 3,
            "stddev": 537.9172691,
            "variance": 289354.9884
          },
          {
            "average": 1.122334275,
            "count": 99457,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3717490854,
            "variance": 0.1381973825
          },
          {
            "average": 1.242516867,
            "count": 99457,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5228307245,
            "variance": 0.2733519665
          },
          {
            "average": 0.4921523875,
            "count": 99457,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999409245,
            "variance": 0.249940928
          },
          {
            "average": 0.0005530028052,
            "count": 99457,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.02350962676,
            "variance": 0.0005527025503
          },
          {
            "average": 1.488633279,
            "count": 99457,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5191146022,
            "variance": 0.2694799703
          },
          {
            "average": 0.9019497474,
            "count": 99457,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.67533903,
            "variance": 215.3655756
          },
          {
            "average": 0,
            "count": 99457,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 24.73768563,
            "count": 99457,
            "maximum": 26,
            "minimum": 23,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.2647834,
            "variance": 1.599677048
          },
          {
            "average": 216054403.7,
            "count": 99457,
            "maximum": 216055166.7,
            "minimum": 216053485.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 701.6448366,
            "variance": 492305.4768
          },
          {
            "average": 0,
            "count": 99457,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 99457,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 99457,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 99457,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 99457,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723948.5341,
          5382349.171,
          1869.123868,
          724201.5941,
          5382448.871,
          1913.623868
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723948.5341478782,
                5382349.171216121,
                1869.1238682914475
              ],
              [
                723948.5341478782,
                5382448.87121612,
                1869.1238682914475
              ],
              [
                724201.5941478782,
                5382448.87121612,
                1913.6238682914475
              ],
              [
                724201.5941478782,
                5382349.171216121,
                1913.6238682914475
              ],
              [
                723948.5341478782,
                5382349.171216121,
                1869.1238682914475
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:06:06+00:00",
        "end_time": "2018-07-19T16:38:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9650069,
            48.55411807,
            1869.123868,
            -119.9615287,
            48.55510414,
            1913.623868
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96500687283287,
                  48.55420846923417,
                  1869.1238682914475
                ],
                [
                  -119.96495325090468,
                  48.55510414216332,
                  1869.1238682914475
                ],
                [
                  -119.96152869520829,
                  48.55501373594711,
                  1913.6238682914475
                ],
                [
                  -119.96158237741318,
                  48.5541180658475,
                  1913.6238682914475
                ],
                [
                  -119.96500687283287,
                  48.55420846923417,
                  1869.1238682914475
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:06:06Z",
            "pc:count": 99457,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724022.3665,
                "count": 99457,
                "maximum": 724201.5941,
                "minimum": 723948.5341,
                "name": "X",
                "position": 0,
                "stddev": 56.87217666,
                "variance": 3234.444479
              },
              {
                "average": 5382422.466,
                "count": 99457,
                "maximum": 5382448.871,
                "minimum": 5382349.171,
                "name": "Y",
                "position": 1,
                "stddev": 19.42197395,
                "variance": 377.213072
              },
              {
                "average": 1888.222262,
                "count": 99457,
                "maximum": 1913.623868,
                "minimum": 1869.123868,
                "name": "Z",
                "position": 2,
                "stddev": 8.22071684,
                "variance": 67.58018536
              },
              {
                "average": 1585.150035,
                "count": 99457,
                "maximum": 3587,
                "minimum": 418,
                "name": "Intensity",
                "position": 3,
                "stddev": 537.9172691,
                "variance": 289354.9884
              },
              {
                "average": 1.122334275,
                "count": 99457,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3717490854,
                "variance": 0.1381973825
              },
              {
                "average": 1.242516867,
                "count": 99457,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5228307245,
                "variance": 0.2733519665
              },
              {
                "average": 0.4921523875,
                "count": 99457,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999409245,
                "variance": 0.249940928
              },
              {
                "average": 0.0005530028052,
                "count": 99457,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.02350962676,
                "variance": 0.0005527025503
              },
              {
                "average": 1.488633279,
                "count": 99457,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5191146022,
                "variance": 0.2694799703
              },
              {
                "average": 0.9019497474,
                "count": 99457,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.67533903,
                "variance": 215.3655756
              },
              {
                "average": 0,
                "count": 99457,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 24.73768563,
                "count": 99457,
                "maximum": 26,
                "minimum": 23,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.2647834,
                "variance": 1.599677048
              },
              {
                "average": 216054403.7,
                "count": 99457,
                "maximum": 216055166.7,
                "minimum": 216053485.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 701.6448366,
                "variance": 492305.4768
              },
              {
                "average": 0,
                "count": 99457,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 99457,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 99457,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 99457,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 99457,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723948.5341,
              5382349.171,
              1869.123868,
              724201.5941,
              5382448.871,
              1913.623868
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723948.5341478782,
                    5382349.171216121,
                    1869.1238682914475
                  ],
                  [
                    723948.5341478782,
                    5382448.87121612,
                    1869.1238682914475
                  ],
                  [
                    724201.5941478782,
                    5382448.87121612,
                    1913.6238682914475
                  ],
                  [
                    724201.5941478782,
                    5382349.171216121,
                    1913.6238682914475
                  ],
                  [
                    723948.5341478782,
                    5382349.171216121,
                    1869.1238682914475
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:06:06+00:00",
            "end_time": "2018-07-19T16:38:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1578808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06694177369387,
              48.27164357875926,
              507.0374593153672
            ],
            [
              -120.06613974646991,
              48.28564050488913,
              507.0374593153672
            ],
            [
              -120.04517621249471,
              48.28510332951413,
              907.0574593153672
            ],
            [
              -120.04598395024884,
              48.2711066657494,
              907.0574593153672
            ],
            [
              -120.06694177369387,
              48.27164357875926,
              507.0374593153672
            ]
          ]
        ]
      },
      "bbox": [
        -120.0669418,
        48.27110667,
        507.0374593,
        -120.0451762,
        48.2856405,
        907.0574593
      ],
      "properties": {
        "datetime": "2018-07-20T00:22:52Z",
        "pc:count": 33488737,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718387.6523,
            "count": 33488737,
            "maximum": 719188.3464,
            "minimum": 717631.1464,
            "name": "X",
            "position": 0,
            "stddev": 427.9297946,
            "variance": 183123.9091
          },
          {
            "average": 5351425.312,
            "count": 33488737,
            "maximum": 5352209.803,
            "minimum": 5350651.983,
            "name": "Y",
            "position": 1,
            "stddev": 425.55853,
            "variance": 181100.0625
          },
          {
            "average": 662.2874649,
            "count": 33488737,
            "maximum": 907.0574593,
            "minimum": 507.0374593,
            "name": "Z",
            "position": 2,
            "stddev": 85.11793712,
            "variance": 7245.063219
          },
          {
            "average": 1086.218632,
            "count": 33488737,
            "maximum": 4095,
            "minimum": 86,
            "name": "Intensity",
            "position": 3,
            "stddev": 310.1019312,
            "variance": 96163.20774
          },
          {
            "average": 1.041346438,
            "count": 33488737,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2260226843,
            "variance": 0.05108625383
          },
          {
            "average": 1.082694101,
            "count": 33488737,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3319703201,
            "variance": 0.1102042935
          },
          {
            "average": 0.4949473311,
            "count": 33488737,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999744774,
            "variance": 0.249974478
          },
          {
            "average": 0.0002774962818,
            "count": 33488737,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01665590844,
            "variance": 0.0002774192859
          },
          {
            "average": 1.553604157,
            "count": 33488737,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.533308491,
            "variance": 0.2844179465
          },
          {
            "average": 2.183726625,
            "count": 33488737,
            "maximum": 15,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.534702051,
            "variance": 72.84113911
          },
          {
            "average": 0,
            "count": 33488737,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.24860988,
            "count": 33488737,
            "maximum": 73,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.111615734,
            "variance": 50.57507834
          },
          {
            "average": 216077913,
            "count": 33488737,
            "maximum": 216081372.7,
            "minimum": 216063916.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4112.643387,
            "variance": 16913835.63
          },
          {
            "average": 0,
            "count": 33488737,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33488737,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33488737,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33488737,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33488737,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717631.1464,
          5350651.983,
          507.0374593,
          719188.3464,
          5352209.803,
          907.0574593
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717631.1463945253,
                5350651.983331867,
                507.0374593153672
              ],
              [
                717631.1463945253,
                5352209.803331867,
                507.0374593153672
              ],
              [
                719188.3463945253,
                5352209.803331867,
                907.0574593153672
              ],
              [
                719188.3463945253,
                5350651.983331867,
                907.0574593153672
              ],
              [
                717631.1463945253,
                5350651.983331867,
                507.0374593153672
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:22:52+00:00",
        "end_time": "2018-07-19T19:31:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1578808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1578808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1578808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1578808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0669418,
            48.27110667,
            507.0374593,
            -120.0451762,
            48.2856405,
            907.0574593
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06694177369387,
                  48.27164357875926,
                  507.0374593153672
                ],
                [
                  -120.06613974646991,
                  48.28564050488913,
                  507.0374593153672
                ],
                [
                  -120.04517621249471,
                  48.28510332951413,
                  907.0574593153672
                ],
                [
                  -120.04598395024884,
                  48.2711066657494,
                  907.0574593153672
                ],
                [
                  -120.06694177369387,
                  48.27164357875926,
                  507.0374593153672
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1578808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1578808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:22:52Z",
            "pc:count": 33488737,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718387.6523,
                "count": 33488737,
                "maximum": 719188.3464,
                "minimum": 717631.1464,
                "name": "X",
                "position": 0,
                "stddev": 427.9297946,
                "variance": 183123.9091
              },
              {
                "average": 5351425.312,
                "count": 33488737,
                "maximum": 5352209.803,
                "minimum": 5350651.983,
                "name": "Y",
                "position": 1,
                "stddev": 425.55853,
                "variance": 181100.0625
              },
              {
                "average": 662.2874649,
                "count": 33488737,
                "maximum": 907.0574593,
                "minimum": 507.0374593,
                "name": "Z",
                "position": 2,
                "stddev": 85.11793712,
                "variance": 7245.063219
              },
              {
                "average": 1086.218632,
                "count": 33488737,
                "maximum": 4095,
                "minimum": 86,
                "name": "Intensity",
                "position": 3,
                "stddev": 310.1019312,
                "variance": 96163.20774
              },
              {
                "average": 1.041346438,
                "count": 33488737,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2260226843,
                "variance": 0.05108625383
              },
              {
                "average": 1.082694101,
                "count": 33488737,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3319703201,
                "variance": 0.1102042935
              },
              {
                "average": 0.4949473311,
                "count": 33488737,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999744774,
                "variance": 0.249974478
              },
              {
                "average": 0.0002774962818,
                "count": 33488737,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01665590844,
                "variance": 0.0002774192859
              },
              {
                "average": 1.553604157,
                "count": 33488737,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.533308491,
                "variance": 0.2844179465
              },
              {
                "average": 2.183726625,
                "count": 33488737,
                "maximum": 15,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.534702051,
                "variance": 72.84113911
              },
              {
                "average": 0,
                "count": 33488737,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.24860988,
                "count": 33488737,
                "maximum": 73,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.111615734,
                "variance": 50.57507834
              },
              {
                "average": 216077913,
                "count": 33488737,
                "maximum": 216081372.7,
                "minimum": 216063916.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4112.643387,
                "variance": 16913835.63
              },
              {
                "average": 0,
                "count": 33488737,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33488737,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33488737,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33488737,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33488737,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717631.1464,
              5350651.983,
              507.0374593,
              719188.3464,
              5352209.803,
              907.0574593
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717631.1463945253,
                    5350651.983331867,
                    507.0374593153672
                  ],
                  [
                    717631.1463945253,
                    5352209.803331867,
                    507.0374593153672
                  ],
                  [
                    719188.3463945253,
                    5352209.803331867,
                    907.0574593153672
                  ],
                  [
                    719188.3463945253,
                    5350651.983331867,
                    907.0574593153672
                  ],
                  [
                    717631.1463945253,
                    5350651.983331867,
                    507.0374593153672
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:22:52+00:00",
            "end_time": "2018-07-19T19:31:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96568049978214,
              48.67650526443193,
              1895.6400613537369
            ],
            [
              -119.96483832445361,
              48.690509972005295,
              1895.6400613537369
            ],
            [
              -119.94370894372362,
              48.68995086306161,
              2412.6200613537367
            ],
            [
              -119.94455695971115,
              48.675946429195776,
              2412.6200613537367
            ],
            [
              -119.96568049978214,
              48.67650526443193,
              1895.6400613537369
            ]
          ]
        ]
      },
      "bbox": [
        -119.9656805,
        48.67594643,
        1895.640061,
        -119.9437089,
        48.69050997,
        2412.620061
      ],
      "properties": {
        "datetime": "2018-07-19T17:02:26Z",
        "pc:count": 33069256,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724140.5339,
            "count": 33069256,
            "maximum": 724915.4821,
            "minimum": 723358.2621,
            "name": "X",
            "position": 0,
            "stddev": 454.0141498,
            "variance": 206128.8482
          },
          {
            "average": 5396721.794,
            "count": 33069256,
            "maximum": 5397497.99,
            "minimum": 5395939.05,
            "name": "Y",
            "position": 1,
            "stddev": 429.0226709,
            "variance": 184060.4521
          },
          {
            "average": 2074.681015,
            "count": 33069256,
            "maximum": 2412.620061,
            "minimum": 1895.640061,
            "name": "Z",
            "position": 2,
            "stddev": 104.4926342,
            "variance": 10918.71061
          },
          {
            "average": 1647.66675,
            "count": 33069256,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 733.8771858,
            "variance": 538575.7238
          },
          {
            "average": 1.246859923,
            "count": 33069256,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5873221229,
            "variance": 0.3449472761
          },
          {
            "average": 1.494104343,
            "count": 33069256,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8528293402,
            "variance": 0.7273178834
          },
          {
            "average": 0.4966865599,
            "count": 33069256,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999890286,
            "variance": 0.2499890287
          },
          {
            "average": 0.0002728516178,
            "count": 33069256,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01651596737,
            "variance": 0.0002727771781
          },
          {
            "average": 1.464493547,
            "count": 33069256,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5493673454,
            "variance": 0.3018044802
          },
          {
            "average": -0.3094069898,
            "count": 33069256,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.34891563,
            "variance": 205.8913798
          },
          {
            "average": 0,
            "count": 33069256,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.0882432,
            "count": 33069256,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.462249451,
            "variance": 2.138173456
          },
          {
            "average": 216053337.3,
            "count": 33069256,
            "maximum": 216054946.7,
            "minimum": 216051550.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 969.4794085,
            "variance": 939890.3234
          },
          {
            "average": 0,
            "count": 33069256,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33069256,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33069256,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33069256,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33069256,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723358.2621,
          5395939.05,
          1895.640061,
          724915.4821,
          5397497.99,
          2412.620061
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723358.2620607547,
                5395939.04957231,
                1895.6400613537369
              ],
              [
                723358.2620607547,
                5397497.98957231,
                1895.6400613537369
              ],
              [
                724915.4820607547,
                5397497.98957231,
                2412.6200613537367
              ],
              [
                724915.4820607547,
                5395939.04957231,
                2412.6200613537367
              ],
              [
                723358.2620607547,
                5395939.04957231,
                1895.6400613537369
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:02:26+00:00",
        "end_time": "2018-07-19T16:05:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9656805,
            48.67594643,
            1895.640061,
            -119.9437089,
            48.69050997,
            2412.620061
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96568049978214,
                  48.67650526443193,
                  1895.6400613537369
                ],
                [
                  -119.96483832445361,
                  48.690509972005295,
                  1895.6400613537369
                ],
                [
                  -119.94370894372362,
                  48.68995086306161,
                  2412.6200613537367
                ],
                [
                  -119.94455695971115,
                  48.675946429195776,
                  2412.6200613537367
                ],
                [
                  -119.96568049978214,
                  48.67650526443193,
                  1895.6400613537369
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:02:26Z",
            "pc:count": 33069256,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724140.5339,
                "count": 33069256,
                "maximum": 724915.4821,
                "minimum": 723358.2621,
                "name": "X",
                "position": 0,
                "stddev": 454.0141498,
                "variance": 206128.8482
              },
              {
                "average": 5396721.794,
                "count": 33069256,
                "maximum": 5397497.99,
                "minimum": 5395939.05,
                "name": "Y",
                "position": 1,
                "stddev": 429.0226709,
                "variance": 184060.4521
              },
              {
                "average": 2074.681015,
                "count": 33069256,
                "maximum": 2412.620061,
                "minimum": 1895.640061,
                "name": "Z",
                "position": 2,
                "stddev": 104.4926342,
                "variance": 10918.71061
              },
              {
                "average": 1647.66675,
                "count": 33069256,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 733.8771858,
                "variance": 538575.7238
              },
              {
                "average": 1.246859923,
                "count": 33069256,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5873221229,
                "variance": 0.3449472761
              },
              {
                "average": 1.494104343,
                "count": 33069256,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8528293402,
                "variance": 0.7273178834
              },
              {
                "average": 0.4966865599,
                "count": 33069256,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999890286,
                "variance": 0.2499890287
              },
              {
                "average": 0.0002728516178,
                "count": 33069256,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01651596737,
                "variance": 0.0002727771781
              },
              {
                "average": 1.464493547,
                "count": 33069256,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5493673454,
                "variance": 0.3018044802
              },
              {
                "average": -0.3094069898,
                "count": 33069256,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.34891563,
                "variance": 205.8913798
              },
              {
                "average": 0,
                "count": 33069256,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.0882432,
                "count": 33069256,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.462249451,
                "variance": 2.138173456
              },
              {
                "average": 216053337.3,
                "count": 33069256,
                "maximum": 216054946.7,
                "minimum": 216051550.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 969.4794085,
                "variance": 939890.3234
              },
              {
                "average": 0,
                "count": 33069256,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33069256,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33069256,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33069256,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33069256,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723358.2621,
              5395939.05,
              1895.640061,
              724915.4821,
              5397497.99,
              2412.620061
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723358.2620607547,
                    5395939.04957231,
                    1895.6400613537369
                  ],
                  [
                    723358.2620607547,
                    5397497.98957231,
                    1895.6400613537369
                  ],
                  [
                    724915.4820607547,
                    5397497.98957231,
                    2412.6200613537367
                  ],
                  [
                    724915.4820607547,
                    5395939.04957231,
                    2412.6200613537367
                  ],
                  [
                    723358.2620607547,
                    5395939.04957231,
                    1895.6400613537369
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:02:26+00:00",
            "end_time": "2018-07-19T16:05:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06726794734965,
              48.52803153509551,
              1489.3060702292726
            ],
            [
              -120.0664584477789,
              48.542033229643316,
              1489.3060702292726
            ],
            [
              -120.04538951543036,
              48.541493996624475,
              1899.4060702292725
            ],
            [
              -120.04620480834636,
              48.527492565822016,
              1899.4060702292725
            ],
            [
              -120.06726794734965,
              48.52803153509551,
              1489.3060702292726
            ]
          ]
        ]
      },
      "bbox": [
        -120.0672679,
        48.52749257,
        1489.30607,
        -120.0453895,
        48.54203323,
        1899.40607
      ],
      "properties": {
        "datetime": "2018-07-20T00:14:33Z",
        "pc:count": 48830627,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717236.9289,
            "count": 48830627,
            "maximum": 718072.516,
            "minimum": 716515.336,
            "name": "X",
            "position": 0,
            "stddev": 435.7133072,
            "variance": 189846.086
          },
          {
            "average": 5379914.043,
            "count": 48830627,
            "maximum": 5380703.529,
            "minimum": 5379145.109,
            "name": "Y",
            "position": 1,
            "stddev": 419.6980901,
            "variance": 176146.4868
          },
          {
            "average": 1725.946203,
            "count": 48830627,
            "maximum": 1899.40607,
            "minimum": 1489.30607,
            "name": "Z",
            "position": 2,
            "stddev": 85.35501431,
            "variance": 7285.478468
          },
          {
            "average": 786.4298778,
            "count": 48830627,
            "maximum": 4095,
            "minimum": 17,
            "name": "Intensity",
            "position": 3,
            "stddev": 548.8111502,
            "variance": 301193.6785
          },
          {
            "average": 1.488141674,
            "count": 48830627,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.831911076,
            "variance": 0.6920760383
          },
          {
            "average": 1.976234444,
            "count": 48830627,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.161784842,
            "variance": 1.349744019
          },
          {
            "average": 0.4969395539,
            "count": 48830627,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999906387,
            "variance": 0.2499906388
          },
          {
            "average": 0.0002896952357,
            "count": 48830627,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01701797045,
            "variance": 0.0002896113183
          },
          {
            "average": 1.261999912,
            "count": 48830627,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4845162587,
            "variance": 0.234756005
          },
          {
            "average": 3.46465257,
            "count": 48830627,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.84215428,
            "variance": 220.2895435
          },
          {
            "average": 0,
            "count": 48830627,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.93388612,
            "count": 48830627,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.833627442,
            "variance": 46.69846402
          },
          {
            "average": 216078021.9,
            "count": 48830627,
            "maximum": 216080873.5,
            "minimum": 216064351,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3894.319112,
            "variance": 15165721.35
          },
          {
            "average": 0,
            "count": 48830627,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48830627,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48830627,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48830627,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48830627,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716515.336,
          5379145.109,
          1489.30607,
          718072.516,
          5380703.529,
          1899.40607
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716515.3360136173,
                5379145.109086799,
                1489.3060702292726
              ],
              [
                716515.3360136173,
                5380703.529086799,
                1489.3060702292726
              ],
              [
                718072.5160136173,
                5380703.529086799,
                1899.4060702292725
              ],
              [
                718072.5160136173,
                5379145.109086799,
                1899.4060702292725
              ],
              [
                716515.3360136173,
                5379145.109086799,
                1489.3060702292726
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:14:33+00:00",
        "end_time": "2018-07-19T19:39:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0672679,
            48.52749257,
            1489.30607,
            -120.0453895,
            48.54203323,
            1899.40607
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06726794734965,
                  48.52803153509551,
                  1489.3060702292726
                ],
                [
                  -120.0664584477789,
                  48.542033229643316,
                  1489.3060702292726
                ],
                [
                  -120.04538951543036,
                  48.541493996624475,
                  1899.4060702292725
                ],
                [
                  -120.04620480834636,
                  48.527492565822016,
                  1899.4060702292725
                ],
                [
                  -120.06726794734965,
                  48.52803153509551,
                  1489.3060702292726
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:14:33Z",
            "pc:count": 48830627,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717236.9289,
                "count": 48830627,
                "maximum": 718072.516,
                "minimum": 716515.336,
                "name": "X",
                "position": 0,
                "stddev": 435.7133072,
                "variance": 189846.086
              },
              {
                "average": 5379914.043,
                "count": 48830627,
                "maximum": 5380703.529,
                "minimum": 5379145.109,
                "name": "Y",
                "position": 1,
                "stddev": 419.6980901,
                "variance": 176146.4868
              },
              {
                "average": 1725.946203,
                "count": 48830627,
                "maximum": 1899.40607,
                "minimum": 1489.30607,
                "name": "Z",
                "position": 2,
                "stddev": 85.35501431,
                "variance": 7285.478468
              },
              {
                "average": 786.4298778,
                "count": 48830627,
                "maximum": 4095,
                "minimum": 17,
                "name": "Intensity",
                "position": 3,
                "stddev": 548.8111502,
                "variance": 301193.6785
              },
              {
                "average": 1.488141674,
                "count": 48830627,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.831911076,
                "variance": 0.6920760383
              },
              {
                "average": 1.976234444,
                "count": 48830627,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.161784842,
                "variance": 1.349744019
              },
              {
                "average": 0.4969395539,
                "count": 48830627,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999906387,
                "variance": 0.2499906388
              },
              {
                "average": 0.0002896952357,
                "count": 48830627,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01701797045,
                "variance": 0.0002896113183
              },
              {
                "average": 1.261999912,
                "count": 48830627,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4845162587,
                "variance": 0.234756005
              },
              {
                "average": 3.46465257,
                "count": 48830627,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.84215428,
                "variance": 220.2895435
              },
              {
                "average": 0,
                "count": 48830627,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.93388612,
                "count": 48830627,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.833627442,
                "variance": 46.69846402
              },
              {
                "average": 216078021.9,
                "count": 48830627,
                "maximum": 216080873.5,
                "minimum": 216064351,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3894.319112,
                "variance": 15165721.35
              },
              {
                "average": 0,
                "count": 48830627,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48830627,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48830627,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48830627,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48830627,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716515.336,
              5379145.109,
              1489.30607,
              718072.516,
              5380703.529,
              1899.40607
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716515.3360136173,
                    5379145.109086799,
                    1489.3060702292726
                  ],
                  [
                    716515.3360136173,
                    5380703.529086799,
                    1489.3060702292726
                  ],
                  [
                    718072.5160136173,
                    5380703.529086799,
                    1899.4060702292725
                  ],
                  [
                    718072.5160136173,
                    5379145.109086799,
                    1899.4060702292725
                  ],
                  [
                    716515.3360136173,
                    5379145.109086799,
                    1489.3060702292726
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:14:33+00:00",
            "end_time": "2018-07-19T19:39:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0063748988181,
              48.55504071625859,
              1701.1891513277194
            ],
            [
              -120.00554766301082,
              48.5690442685694,
              1701.1891513277194
            ],
            [
              -119.98446868056361,
              48.56849366186853,
              1982.2491513277193
            ],
            [
              -119.98530171813049,
              48.55449037893374,
              1982.2491513277193
            ],
            [
              -120.0063748988181,
              48.55504071625859,
              1701.1891513277194
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063749,
        48.55449038,
        1701.189151,
        -119.9844687,
        48.56904427,
        1982.249151
      ],
      "properties": {
        "datetime": "2018-07-19T18:34:11Z",
        "pc:count": 34765629,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721701.2259,
            "count": 34765629,
            "maximum": 722449.9358,
            "minimum": 720892.7558,
            "name": "X",
            "position": 0,
            "stddev": 442.0310194,
            "variance": 195391.4221
          },
          {
            "average": 5383096.695,
            "count": 34765629,
            "maximum": 5383879.911,
            "minimum": 5382321.191,
            "name": "Y",
            "position": 1,
            "stddev": 438.1420834,
            "variance": 191968.4852
          },
          {
            "average": 1851.665163,
            "count": 34765629,
            "maximum": 1982.249151,
            "minimum": 1701.189151,
            "name": "Z",
            "position": 2,
            "stddev": 63.96422758,
            "variance": 4091.42241
          },
          {
            "average": 1648.40769,
            "count": 34765629,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 786.6842678,
            "variance": 618872.1373
          },
          {
            "average": 1.271870185,
            "count": 34765629,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5740567282,
            "variance": 0.3295411272
          },
          {
            "average": 1.543745146,
            "count": 34765629,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.801766831,
            "variance": 0.6428300513
          },
          {
            "average": 0.4971150673,
            "count": 34765629,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999916843,
            "variance": 0.2499916844
          },
          {
            "average": 0.0003090696274,
            "count": 34765629,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01757765946,
            "variance": 0.0003089741122
          },
          {
            "average": 1.422763817,
            "count": 34765629,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.548409531,
            "variance": 0.3007530136
          },
          {
            "average": -0.6689256331,
            "count": 34765629,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.47655874,
            "variance": 209.5707528
          },
          {
            "average": 0,
            "count": 34765629,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.07248234,
            "count": 34765629,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.975273323,
            "variance": 3.901704701
          },
          {
            "average": 216058216.2,
            "count": 34765629,
            "maximum": 216060451.5,
            "minimum": 216056162.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1175.791212,
            "variance": 1382484.974
          },
          {
            "average": 0,
            "count": 34765629,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34765629,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34765629,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34765629,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34765629,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720892.7558,
          5382321.191,
          1701.189151,
          722449.9358,
          5383879.911,
          1982.249151
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720892.7558392456,
                5382321.191458888,
                1701.1891513277194
              ],
              [
                720892.7558392456,
                5383879.911458889,
                1701.1891513277194
              ],
              [
                722449.9358392456,
                5383879.911458889,
                1982.2491513277193
              ],
              [
                722449.9358392456,
                5382321.191458888,
                1982.2491513277193
              ],
              [
                720892.7558392456,
                5382321.191458888,
                1701.1891513277194
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:34:11+00:00",
        "end_time": "2018-07-19T17:22:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063749,
            48.55449038,
            1701.189151,
            -119.9844687,
            48.56904427,
            1982.249151
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0063748988181,
                  48.55504071625859,
                  1701.1891513277194
                ],
                [
                  -120.00554766301082,
                  48.5690442685694,
                  1701.1891513277194
                ],
                [
                  -119.98446868056361,
                  48.56849366186853,
                  1982.2491513277193
                ],
                [
                  -119.98530171813049,
                  48.55449037893374,
                  1982.2491513277193
                ],
                [
                  -120.0063748988181,
                  48.55504071625859,
                  1701.1891513277194
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:34:11Z",
            "pc:count": 34765629,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721701.2259,
                "count": 34765629,
                "maximum": 722449.9358,
                "minimum": 720892.7558,
                "name": "X",
                "position": 0,
                "stddev": 442.0310194,
                "variance": 195391.4221
              },
              {
                "average": 5383096.695,
                "count": 34765629,
                "maximum": 5383879.911,
                "minimum": 5382321.191,
                "name": "Y",
                "position": 1,
                "stddev": 438.1420834,
                "variance": 191968.4852
              },
              {
                "average": 1851.665163,
                "count": 34765629,
                "maximum": 1982.249151,
                "minimum": 1701.189151,
                "name": "Z",
                "position": 2,
                "stddev": 63.96422758,
                "variance": 4091.42241
              },
              {
                "average": 1648.40769,
                "count": 34765629,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 786.6842678,
                "variance": 618872.1373
              },
              {
                "average": 1.271870185,
                "count": 34765629,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5740567282,
                "variance": 0.3295411272
              },
              {
                "average": 1.543745146,
                "count": 34765629,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.801766831,
                "variance": 0.6428300513
              },
              {
                "average": 0.4971150673,
                "count": 34765629,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999916843,
                "variance": 0.2499916844
              },
              {
                "average": 0.0003090696274,
                "count": 34765629,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01757765946,
                "variance": 0.0003089741122
              },
              {
                "average": 1.422763817,
                "count": 34765629,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.548409531,
                "variance": 0.3007530136
              },
              {
                "average": -0.6689256331,
                "count": 34765629,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.47655874,
                "variance": 209.5707528
              },
              {
                "average": 0,
                "count": 34765629,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.07248234,
                "count": 34765629,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.975273323,
                "variance": 3.901704701
              },
              {
                "average": 216058216.2,
                "count": 34765629,
                "maximum": 216060451.5,
                "minimum": 216056162.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1175.791212,
                "variance": 1382484.974
              },
              {
                "average": 0,
                "count": 34765629,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34765629,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34765629,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34765629,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34765629,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720892.7558,
              5382321.191,
              1701.189151,
              722449.9358,
              5383879.911,
              1982.249151
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720892.7558392456,
                    5382321.191458888,
                    1701.1891513277194
                  ],
                  [
                    720892.7558392456,
                    5383879.911458889,
                    1701.1891513277194
                  ],
                  [
                    722449.9358392456,
                    5383879.911458889,
                    1982.2491513277193
                  ],
                  [
                    722449.9358392456,
                    5382321.191458888,
                    1982.2491513277193
                  ],
                  [
                    720892.7558392456,
                    5382321.191458888,
                    1701.1891513277194
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:34:11+00:00",
            "end_time": "2018-07-19T17:22:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96572226263063,
              48.60902080327293,
              1659.600167228505
            ],
            [
              -119.96488212588021,
              48.62302513716898,
              1659.600167228505
            ],
            [
              -119.9437814691532,
              48.62246662576857,
              2020.3801672285051
            ],
            [
              -119.94462742458877,
              48.60846256519669,
              2020.3801672285051
            ],
            [
              -119.96572226263063,
              48.60902080327293,
              1659.600167228505
            ]
          ]
        ]
      },
      "bbox": [
        -119.9657223,
        48.60846257,
        1659.600167,
        -119.9437815,
        48.62302514,
        2020.380167
      ],
      "properties": {
        "datetime": "2018-07-19T17:04:26Z",
        "pc:count": 30842088,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724402.3552,
            "count": 30842088,
            "maximum": 725210.7832,
            "minimum": 723653.6032,
            "name": "X",
            "position": 0,
            "stddev": 449.2605738,
            "variance": 201835.0632
          },
          {
            "average": 5389227.836,
            "count": 30842088,
            "maximum": 5389997.676,
            "minimum": 5388438.796,
            "name": "Y",
            "position": 1,
            "stddev": 432.7066898,
            "variance": 187235.0794
          },
          {
            "average": 1808.557901,
            "count": 30842088,
            "maximum": 2020.380167,
            "minimum": 1659.600167,
            "name": "Z",
            "position": 2,
            "stddev": 66.16104527,
            "variance": 4377.283911
          },
          {
            "average": 1397.257028,
            "count": 30842088,
            "maximum": 4095,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 485.3725859,
            "variance": 235586.5472
          },
          {
            "average": 1.151131597,
            "count": 30842088,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4219814471,
            "variance": 0.1780683417
          },
          {
            "average": 1.302446903,
            "count": 30842088,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6003762492,
            "variance": 0.3604516406
          },
          {
            "average": 0.4972308944,
            "count": 30842088,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999923401,
            "variance": 0.2499923402
          },
          {
            "average": 0.0002878209802,
            "count": 30842088,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01696284612,
            "variance": 0.0002877381486
          },
          {
            "average": 1.457463872,
            "count": 30842088,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5444196375,
            "variance": 0.2963927417
          },
          {
            "average": -0.5474698182,
            "count": 30842088,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.6795703,
            "variance": 160.7715029
          },
          {
            "average": 0,
            "count": 30842088,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.19502989,
            "count": 30842088,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.465018446,
            "variance": 2.146279046
          },
          {
            "average": 216053425.2,
            "count": 30842088,
            "maximum": 216055066.4,
            "minimum": 216051669.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 936.7352321,
            "variance": 877472.8951
          },
          {
            "average": 0,
            "count": 30842088,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30842088,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30842088,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30842088,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30842088,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723653.6032,
          5388438.796,
          1659.600167,
          725210.7832,
          5389997.676,
          2020.380167
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723653.6031508563,
                5388438.795518734,
                1659.600167228505
              ],
              [
                723653.6031508563,
                5389997.675518734,
                1659.600167228505
              ],
              [
                725210.7831508563,
                5389997.675518734,
                2020.3801672285051
              ],
              [
                725210.7831508563,
                5388438.795518734,
                2020.3801672285051
              ],
              [
                723653.6031508563,
                5388438.795518734,
                1659.600167228505
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:04:26+00:00",
        "end_time": "2018-07-19T16:07:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9657223,
            48.60846257,
            1659.600167,
            -119.9437815,
            48.62302514,
            2020.380167
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96572226263063,
                  48.60902080327293,
                  1659.600167228505
                ],
                [
                  -119.96488212588021,
                  48.62302513716898,
                  1659.600167228505
                ],
                [
                  -119.9437814691532,
                  48.62246662576857,
                  2020.3801672285051
                ],
                [
                  -119.94462742458877,
                  48.60846256519669,
                  2020.3801672285051
                ],
                [
                  -119.96572226263063,
                  48.60902080327293,
                  1659.600167228505
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:04:26Z",
            "pc:count": 30842088,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724402.3552,
                "count": 30842088,
                "maximum": 725210.7832,
                "minimum": 723653.6032,
                "name": "X",
                "position": 0,
                "stddev": 449.2605738,
                "variance": 201835.0632
              },
              {
                "average": 5389227.836,
                "count": 30842088,
                "maximum": 5389997.676,
                "minimum": 5388438.796,
                "name": "Y",
                "position": 1,
                "stddev": 432.7066898,
                "variance": 187235.0794
              },
              {
                "average": 1808.557901,
                "count": 30842088,
                "maximum": 2020.380167,
                "minimum": 1659.600167,
                "name": "Z",
                "position": 2,
                "stddev": 66.16104527,
                "variance": 4377.283911
              },
              {
                "average": 1397.257028,
                "count": 30842088,
                "maximum": 4095,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 485.3725859,
                "variance": 235586.5472
              },
              {
                "average": 1.151131597,
                "count": 30842088,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4219814471,
                "variance": 0.1780683417
              },
              {
                "average": 1.302446903,
                "count": 30842088,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6003762492,
                "variance": 0.3604516406
              },
              {
                "average": 0.4972308944,
                "count": 30842088,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999923401,
                "variance": 0.2499923402
              },
              {
                "average": 0.0002878209802,
                "count": 30842088,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01696284612,
                "variance": 0.0002877381486
              },
              {
                "average": 1.457463872,
                "count": 30842088,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5444196375,
                "variance": 0.2963927417
              },
              {
                "average": -0.5474698182,
                "count": 30842088,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.6795703,
                "variance": 160.7715029
              },
              {
                "average": 0,
                "count": 30842088,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.19502989,
                "count": 30842088,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.465018446,
                "variance": 2.146279046
              },
              {
                "average": 216053425.2,
                "count": 30842088,
                "maximum": 216055066.4,
                "minimum": 216051669.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 936.7352321,
                "variance": 877472.8951
              },
              {
                "average": 0,
                "count": 30842088,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30842088,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30842088,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30842088,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30842088,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723653.6032,
              5388438.796,
              1659.600167,
              725210.7832,
              5389997.676,
              2020.380167
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723653.6031508563,
                    5388438.795518734,
                    1659.600167228505
                  ],
                  [
                    723653.6031508563,
                    5389997.675518734,
                    1659.600167228505
                  ],
                  [
                    725210.7831508563,
                    5389997.675518734,
                    2020.3801672285051
                  ],
                  [
                    725210.7831508563,
                    5388438.795518734,
                    2020.3801672285051
                  ],
                  [
                    723653.6031508563,
                    5388438.795518734,
                    1659.600167228505
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:04:26+00:00",
            "end_time": "2018-07-19T16:07:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02669759768902,
              48.58203011519779,
              1498.5501830187936
            ],
            [
              -120.02587523557298,
              48.59603314213577,
              1498.5501830187936
            ],
            [
              -120.00478463519549,
              48.59548603090232,
              1830.2501830187935
            ],
            [
              -120.00561280779982,
              48.58148327165228,
              1830.2501830187935
            ],
            [
              -120.02669759768902,
              48.58203011519779,
              1498.5501830187936
            ]
          ]
        ]
      },
      "bbox": [
        -120.0266976,
        48.58148327,
        1498.550183,
        -120.0047846,
        48.59603314,
        1830.250183
      ],
      "properties": {
        "datetime": "2018-07-19T19:18:01Z",
        "pc:count": 52310527,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 720041.3584,
            "count": 52310527,
            "maximum": 720833.7268,
            "minimum": 719276.5468,
            "name": "X",
            "position": 0,
            "stddev": 423.5196711,
            "variance": 179368.9118
          },
          {
            "average": 5386019.377,
            "count": 52310527,
            "maximum": 5386820.812,
            "minimum": 5385262.172,
            "name": "Y",
            "position": 1,
            "stddev": 430.9152561,
            "variance": 185687.958
          },
          {
            "average": 1656.389121,
            "count": 52310527,
            "maximum": 1830.250183,
            "minimum": 1498.550183,
            "name": "Z",
            "position": 2,
            "stddev": 58.6521675,
            "variance": 3440.076753
          },
          {
            "average": 1003.295142,
            "count": 52310527,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 575.4241809,
            "variance": 331112.988
          },
          {
            "average": 1.713223478,
            "count": 52310527,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8625645791,
            "variance": 0.7440176532
          },
          {
            "average": 2.426437321,
            "count": 52310527,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.005007152,
            "variance": 1.010039376
          },
          {
            "average": 0.497905976,
            "count": 52310527,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999956198,
            "variance": 0.2499956198
          },
          {
            "average": 0.0002659885266,
            "count": 52310527,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01630698567,
            "variance": 0.0002659177817
          },
          {
            "average": 1.237397647,
            "count": 52310527,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4754533019,
            "variance": 0.2260558423
          },
          {
            "average": -0.5578725201,
            "count": 52310527,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.48280702,
            "variance": 181.7860851
          },
          {
            "average": 0,
            "count": 52310527,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.37792051,
            "count": 52310527,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.164692734,
            "variance": 4.685894631
          },
          {
            "average": 216060961.9,
            "count": 52310527,
            "maximum": 216063081.4,
            "minimum": 216059088.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1107.110849,
            "variance": 1225694.431
          },
          {
            "average": 0,
            "count": 52310527,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52310527,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52310527,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52310527,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52310527,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719276.5468,
          5385262.172,
          1498.550183,
          720833.7268,
          5386820.812,
          1830.250183
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719276.546807278,
                5385262.171549848,
                1498.5501830187936
              ],
              [
                719276.546807278,
                5386820.811549849,
                1498.5501830187936
              ],
              [
                720833.7268072779,
                5386820.811549849,
                1830.2501830187935
              ],
              [
                720833.7268072779,
                5385262.171549848,
                1830.2501830187935
              ],
              [
                719276.546807278,
                5385262.171549848,
                1498.5501830187936
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:18:01+00:00",
        "end_time": "2018-07-19T18:11:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0266976,
            48.58148327,
            1498.550183,
            -120.0047846,
            48.59603314,
            1830.250183
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02669759768902,
                  48.58203011519779,
                  1498.5501830187936
                ],
                [
                  -120.02587523557298,
                  48.59603314213577,
                  1498.5501830187936
                ],
                [
                  -120.00478463519549,
                  48.59548603090232,
                  1830.2501830187935
                ],
                [
                  -120.00561280779982,
                  48.58148327165228,
                  1830.2501830187935
                ],
                [
                  -120.02669759768902,
                  48.58203011519779,
                  1498.5501830187936
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:18:01Z",
            "pc:count": 52310527,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 720041.3584,
                "count": 52310527,
                "maximum": 720833.7268,
                "minimum": 719276.5468,
                "name": "X",
                "position": 0,
                "stddev": 423.5196711,
                "variance": 179368.9118
              },
              {
                "average": 5386019.377,
                "count": 52310527,
                "maximum": 5386820.812,
                "minimum": 5385262.172,
                "name": "Y",
                "position": 1,
                "stddev": 430.9152561,
                "variance": 185687.958
              },
              {
                "average": 1656.389121,
                "count": 52310527,
                "maximum": 1830.250183,
                "minimum": 1498.550183,
                "name": "Z",
                "position": 2,
                "stddev": 58.6521675,
                "variance": 3440.076753
              },
              {
                "average": 1003.295142,
                "count": 52310527,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 575.4241809,
                "variance": 331112.988
              },
              {
                "average": 1.713223478,
                "count": 52310527,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8625645791,
                "variance": 0.7440176532
              },
              {
                "average": 2.426437321,
                "count": 52310527,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.005007152,
                "variance": 1.010039376
              },
              {
                "average": 0.497905976,
                "count": 52310527,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999956198,
                "variance": 0.2499956198
              },
              {
                "average": 0.0002659885266,
                "count": 52310527,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01630698567,
                "variance": 0.0002659177817
              },
              {
                "average": 1.237397647,
                "count": 52310527,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4754533019,
                "variance": 0.2260558423
              },
              {
                "average": -0.5578725201,
                "count": 52310527,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.48280702,
                "variance": 181.7860851
              },
              {
                "average": 0,
                "count": 52310527,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.37792051,
                "count": 52310527,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.164692734,
                "variance": 4.685894631
              },
              {
                "average": 216060961.9,
                "count": 52310527,
                "maximum": 216063081.4,
                "minimum": 216059088.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1107.110849,
                "variance": 1225694.431
              },
              {
                "average": 0,
                "count": 52310527,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52310527,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52310527,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52310527,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52310527,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719276.5468,
              5385262.172,
              1498.550183,
              720833.7268,
              5386820.812,
              1830.250183
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719276.546807278,
                    5385262.171549848,
                    1498.5501830187936
                  ],
                  [
                    719276.546807278,
                    5386820.811549849,
                    1498.5501830187936
                  ],
                  [
                    720833.7268072779,
                    5386820.811549849,
                    1830.2501830187935
                  ],
                  [
                    720833.7268072779,
                    5385262.171549848,
                    1830.2501830187935
                  ],
                  [
                    719276.546807278,
                    5385262.171549848,
                    1498.5501830187936
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:18:01+00:00",
            "end_time": "2018-07-19T18:11:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2298313751542,
              48.5683195875943,
              753.9528479070804
            ],
            [
              -120.22906568699736,
              48.582322087389294,
              753.9528479070804
            ],
            [
              -120.20798053393649,
              48.58181238404981,
              1039.1928479070802
            ],
            [
              -120.20875203014103,
              48.567810133615616,
              1039.1928479070802
            ],
            [
              -120.2298313751542,
              48.5683195875943,
              753.9528479070804
            ]
          ]
        ]
      },
      "bbox": [
        -120.2298314,
        48.56781013,
        753.9528479,
        -120.2079805,
        48.58232209,
        1039.192848
      ],
      "properties": {
        "datetime": "2018-07-21T18:53:27Z",
        "pc:count": 48377677,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705133.6457,
            "count": 48377677,
            "maximum": 705909.4473,
            "minimum": 704352.5273,
            "name": "X",
            "position": 0,
            "stddev": 437.7760404,
            "variance": 191647.8615
          },
          {
            "average": 5383914.822,
            "count": 48377677,
            "maximum": 5384733.183,
            "minimum": 5383174.883,
            "name": "Y",
            "position": 1,
            "stddev": 434.8620391,
            "variance": 189104.993
          },
          {
            "average": 876.3152554,
            "count": 48377677,
            "maximum": 1039.192848,
            "minimum": 753.9528479,
            "name": "Z",
            "position": 2,
            "stddev": 61.33245316,
            "variance": 3761.669811
          },
          {
            "average": 911.3155093,
            "count": 48377677,
            "maximum": 4095,
            "minimum": 55,
            "name": "Intensity",
            "position": 3,
            "stddev": 492.8863689,
            "variance": 242936.9726
          },
          {
            "average": 1.294387099,
            "count": 48377677,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6141402697,
            "variance": 0.3771682709
          },
          {
            "average": 1.589179096,
            "count": 48377677,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8666574353,
            "variance": 0.7510951101
          },
          {
            "average": 0.4970997884,
            "count": 48377677,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999915939,
            "variance": 0.2499915939
          },
          {
            "average": 0.0002369067866,
            "count": 48377677,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01538995343,
            "variance": 0.0002368506666
          },
          {
            "average": 1.367351785,
            "count": 48377677,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5021648774,
            "variance": 0.252169564
          },
          {
            "average": -0.5069331434,
            "count": 48377677,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.41819677,
            "variance": 108.5388239
          },
          {
            "average": 0,
            "count": 48377677,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 162.521809,
            "count": 48377677,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 37.00732326,
            "variance": 1369.541975
          },
          {
            "average": 216178214.3,
            "count": 48377677,
            "maximum": 216234407.6,
            "minimum": 216172389.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13770.02529,
            "variance": 189613596.4
          },
          {
            "average": 0,
            "count": 48377677,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48377677,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48377677,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48377677,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 48377677,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704352.5273,
          5383174.883,
          753.9528479,
          705909.4473,
          5384733.183,
          1039.192848
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704352.5273281732,
                5383174.882773808,
                753.9528479070804
              ],
              [
                704352.5273281732,
                5384733.182773809,
                753.9528479070804
              ],
              [
                705909.4473281731,
                5384733.182773809,
                1039.1928479070802
              ],
              [
                705909.4473281731,
                5383174.882773808,
                1039.1928479070802
              ],
              [
                704352.5273281732,
                5383174.882773808,
                753.9528479070804
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:53:27+00:00",
        "end_time": "2018-07-21T01:39:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2298314,
            48.56781013,
            753.9528479,
            -120.2079805,
            48.58232209,
            1039.192848
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2298313751542,
                  48.5683195875943,
                  753.9528479070804
                ],
                [
                  -120.22906568699736,
                  48.582322087389294,
                  753.9528479070804
                ],
                [
                  -120.20798053393649,
                  48.58181238404981,
                  1039.1928479070802
                ],
                [
                  -120.20875203014103,
                  48.567810133615616,
                  1039.1928479070802
                ],
                [
                  -120.2298313751542,
                  48.5683195875943,
                  753.9528479070804
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:53:27Z",
            "pc:count": 48377677,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705133.6457,
                "count": 48377677,
                "maximum": 705909.4473,
                "minimum": 704352.5273,
                "name": "X",
                "position": 0,
                "stddev": 437.7760404,
                "variance": 191647.8615
              },
              {
                "average": 5383914.822,
                "count": 48377677,
                "maximum": 5384733.183,
                "minimum": 5383174.883,
                "name": "Y",
                "position": 1,
                "stddev": 434.8620391,
                "variance": 189104.993
              },
              {
                "average": 876.3152554,
                "count": 48377677,
                "maximum": 1039.192848,
                "minimum": 753.9528479,
                "name": "Z",
                "position": 2,
                "stddev": 61.33245316,
                "variance": 3761.669811
              },
              {
                "average": 911.3155093,
                "count": 48377677,
                "maximum": 4095,
                "minimum": 55,
                "name": "Intensity",
                "position": 3,
                "stddev": 492.8863689,
                "variance": 242936.9726
              },
              {
                "average": 1.294387099,
                "count": 48377677,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6141402697,
                "variance": 0.3771682709
              },
              {
                "average": 1.589179096,
                "count": 48377677,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8666574353,
                "variance": 0.7510951101
              },
              {
                "average": 0.4970997884,
                "count": 48377677,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999915939,
                "variance": 0.2499915939
              },
              {
                "average": 0.0002369067866,
                "count": 48377677,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01538995343,
                "variance": 0.0002368506666
              },
              {
                "average": 1.367351785,
                "count": 48377677,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5021648774,
                "variance": 0.252169564
              },
              {
                "average": -0.5069331434,
                "count": 48377677,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.41819677,
                "variance": 108.5388239
              },
              {
                "average": 0,
                "count": 48377677,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 162.521809,
                "count": 48377677,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 37.00732326,
                "variance": 1369.541975
              },
              {
                "average": 216178214.3,
                "count": 48377677,
                "maximum": 216234407.6,
                "minimum": 216172389.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13770.02529,
                "variance": 189613596.4
              },
              {
                "average": 0,
                "count": 48377677,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48377677,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48377677,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48377677,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 48377677,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704352.5273,
              5383174.883,
              753.9528479,
              705909.4473,
              5384733.183,
              1039.192848
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704352.5273281732,
                    5383174.882773808,
                    753.9528479070804
                  ],
                  [
                    704352.5273281732,
                    5384733.182773809,
                    753.9528479070804
                  ],
                  [
                    705909.4473281731,
                    5384733.182773809,
                    1039.1928479070802
                  ],
                  [
                    705909.4473281731,
                    5383174.882773808,
                    1039.1928479070802
                  ],
                  [
                    704352.5273281732,
                    5383174.882773808,
                    753.9528479070804
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:53:27+00:00",
            "end_time": "2018-07-21T01:39:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08774506458633,
              48.63598674479718,
              1255.362964392728
            ],
            [
              -120.08693799226485,
              48.64999130661221,
              1255.362964392728
            ],
            [
              -120.06582590360003,
              48.64945499220008,
              1784.5229643927278
            ],
            [
              -120.06663880470235,
              48.63545069288272,
              1784.5229643927278
            ],
            [
              -120.08774506458633,
              48.63598674479718,
              1255.362964392728
            ]
          ]
        ]
      },
      "bbox": [
        -120.0877451,
        48.63545069,
        1255.362964,
        -120.0658259,
        48.64999131,
        1784.522964
      ],
      "properties": {
        "datetime": "2018-07-20T01:20:43Z",
        "pc:count": 47611731,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715345.4666,
            "count": 47611731,
            "maximum": 716103.029,
            "minimum": 714546.009,
            "name": "X",
            "position": 0,
            "stddev": 427.7589529,
            "variance": 182977.7217
          },
          {
            "average": 5391876.861,
            "count": 47611731,
            "maximum": 5392644.097,
            "minimum": 5391085.357,
            "name": "Y",
            "position": 1,
            "stddev": 433.8925714,
            "variance": 188262.7635
          },
          {
            "average": 1560.283587,
            "count": 47611731,
            "maximum": 1784.522964,
            "minimum": 1255.362964,
            "name": "Z",
            "position": 2,
            "stddev": 98.28180936,
            "variance": 9659.314052
          },
          {
            "average": 771.2384444,
            "count": 47611731,
            "maximum": 4095,
            "minimum": 14,
            "name": "Intensity",
            "position": 3,
            "stddev": 496.1045462,
            "variance": 246119.7207
          },
          {
            "average": 1.456615493,
            "count": 47611731,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8013717526,
            "variance": 0.6421966858
          },
          {
            "average": 1.913244784,
            "count": 47611731,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.123176376,
            "variance": 1.261525172
          },
          {
            "average": 0.4980160037,
            "count": 47611731,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499996069,
            "variance": 0.249996069
          },
          {
            "average": 0.000289256444,
            "count": 47611731,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01700508103,
            "variance": 0.0002891727807
          },
          {
            "average": 1.351841986,
            "count": 47611731,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5420976262,
            "variance": 0.2938698364
          },
          {
            "average": 0.2124382203,
            "count": 47611731,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.92719032,
            "variance": 193.9666303
          },
          {
            "average": 0,
            "count": 47611731,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.55613153,
            "count": 47611731,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.331785236,
            "variance": 5.437222385
          },
          {
            "average": 216082153.5,
            "count": 47611731,
            "maximum": 216084843.6,
            "minimum": 216080022.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1390.637566,
            "variance": 1933872.839
          },
          {
            "average": 0,
            "count": 47611731,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47611731,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47611731,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47611731,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47611731,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714546.009,
          5391085.357,
          1255.362964,
          716103.029,
          5392644.097,
          1784.522964
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714546.0089517495,
                5391085.356962466,
                1255.362964392728
              ],
              [
                714546.0089517495,
                5392644.096962466,
                1255.362964392728
              ],
              [
                716103.0289517496,
                5392644.096962466,
                1784.5229643927278
              ],
              [
                716103.0289517496,
                5391085.356962466,
                1784.5229643927278
              ],
              [
                714546.0089517495,
                5391085.356962466,
                1255.362964392728
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:20:43+00:00",
        "end_time": "2018-07-20T00:00:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0877451,
            48.63545069,
            1255.362964,
            -120.0658259,
            48.64999131,
            1784.522964
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08774506458633,
                  48.63598674479718,
                  1255.362964392728
                ],
                [
                  -120.08693799226485,
                  48.64999130661221,
                  1255.362964392728
                ],
                [
                  -120.06582590360003,
                  48.64945499220008,
                  1784.5229643927278
                ],
                [
                  -120.06663880470235,
                  48.63545069288272,
                  1784.5229643927278
                ],
                [
                  -120.08774506458633,
                  48.63598674479718,
                  1255.362964392728
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:20:43Z",
            "pc:count": 47611731,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715345.4666,
                "count": 47611731,
                "maximum": 716103.029,
                "minimum": 714546.009,
                "name": "X",
                "position": 0,
                "stddev": 427.7589529,
                "variance": 182977.7217
              },
              {
                "average": 5391876.861,
                "count": 47611731,
                "maximum": 5392644.097,
                "minimum": 5391085.357,
                "name": "Y",
                "position": 1,
                "stddev": 433.8925714,
                "variance": 188262.7635
              },
              {
                "average": 1560.283587,
                "count": 47611731,
                "maximum": 1784.522964,
                "minimum": 1255.362964,
                "name": "Z",
                "position": 2,
                "stddev": 98.28180936,
                "variance": 9659.314052
              },
              {
                "average": 771.2384444,
                "count": 47611731,
                "maximum": 4095,
                "minimum": 14,
                "name": "Intensity",
                "position": 3,
                "stddev": 496.1045462,
                "variance": 246119.7207
              },
              {
                "average": 1.456615493,
                "count": 47611731,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8013717526,
                "variance": 0.6421966858
              },
              {
                "average": 1.913244784,
                "count": 47611731,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.123176376,
                "variance": 1.261525172
              },
              {
                "average": 0.4980160037,
                "count": 47611731,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499996069,
                "variance": 0.249996069
              },
              {
                "average": 0.000289256444,
                "count": 47611731,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01700508103,
                "variance": 0.0002891727807
              },
              {
                "average": 1.351841986,
                "count": 47611731,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5420976262,
                "variance": 0.2938698364
              },
              {
                "average": 0.2124382203,
                "count": 47611731,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.92719032,
                "variance": 193.9666303
              },
              {
                "average": 0,
                "count": 47611731,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.55613153,
                "count": 47611731,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.331785236,
                "variance": 5.437222385
              },
              {
                "average": 216082153.5,
                "count": 47611731,
                "maximum": 216084843.6,
                "minimum": 216080022.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1390.637566,
                "variance": 1933872.839
              },
              {
                "average": 0,
                "count": 47611731,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47611731,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47611731,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47611731,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47611731,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714546.009,
              5391085.357,
              1255.362964,
              716103.029,
              5392644.097,
              1784.522964
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714546.0089517495,
                    5391085.356962466,
                    1255.362964392728
                  ],
                  [
                    714546.0089517495,
                    5392644.096962466,
                    1255.362964392728
                  ],
                  [
                    716103.0289517496,
                    5392644.096962466,
                    1784.5229643927278
                  ],
                  [
                    716103.0289517496,
                    5391085.356962466,
                    1784.5229643927278
                  ],
                  [
                    714546.0089517495,
                    5391085.356962466,
                    1255.362964392728
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:20:43+00:00",
            "end_time": "2018-07-20T00:00:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96569728207271,
              48.64951128638444,
              1823.2066715099318
            ],
            [
              -119.96485594230482,
              48.66351552107756,
              1823.2066715099318
            ],
            [
              -119.94373866083053,
              48.66295666693232,
              2255.3066715099317
            ],
            [
              -119.94458583215562,
              48.648952705779124,
              2255.3066715099317
            ],
            [
              -119.96569728207271,
              48.64951128638444,
              1823.2066715099318
            ]
          ]
        ]
      },
      "bbox": [
        -119.9656973,
        48.64895271,
        1823.206672,
        -119.9437387,
        48.66351552,
        2255.306672
      ],
      "properties": {
        "datetime": "2018-07-19T17:03:13Z",
        "pc:count": 33294255,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724221.9498,
            "count": 33294255,
            "maximum": 725033.5921,
            "minimum": 723476.4321,
            "name": "X",
            "position": 0,
            "stddev": 446.0863501,
            "variance": 198993.0318
          },
          {
            "average": 5393719.285,
            "count": 33294255,
            "maximum": 5394497.799,
            "minimum": 5392938.919,
            "name": "Y",
            "position": 1,
            "stddev": 433.3626843,
            "variance": 187803.2161
          },
          {
            "average": 2001.531857,
            "count": 33294255,
            "maximum": 2255.306672,
            "minimum": 1823.206672,
            "name": "Z",
            "position": 2,
            "stddev": 105.9736319,
            "variance": 11230.41067
          },
          {
            "average": 1558.33479,
            "count": 33294255,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 694.521701,
            "variance": 482360.3931
          },
          {
            "average": 1.225507884,
            "count": 33294255,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5393760461,
            "variance": 0.2909265191
          },
          {
            "average": 1.45158013,
            "count": 33294255,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7725185019,
            "variance": 0.5967848358
          },
          {
            "average": 0.4971269067,
            "count": 33294255,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999917528,
            "variance": 0.2499917528
          },
          {
            "average": 0.0002753928568,
            "count": 33294255,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01659267983,
            "variance": 0.0002753170239
          },
          {
            "average": 1.451438063,
            "count": 33294255,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5450745426,
            "variance": 0.297106257
          },
          {
            "average": -0.5371271045,
            "count": 33294255,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.84006243,
            "variance": 191.5473281
          },
          {
            "average": 0,
            "count": 33294255,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.19058498,
            "count": 33294255,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.452325004,
            "variance": 2.109247917
          },
          {
            "average": 216053415,
            "count": 33294255,
            "maximum": 216054993.5,
            "minimum": 216051598.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 943.1787576,
            "variance": 889586.1688
          },
          {
            "average": 0,
            "count": 33294255,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33294255,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33294255,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33294255,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33294255,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723476.4321,
          5392938.919,
          1823.206672,
          725033.5921,
          5394497.799,
          2255.306672
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723476.4320893596,
                5392938.918578665,
                1823.2066715099318
              ],
              [
                723476.4320893596,
                5394497.798578666,
                1823.2066715099318
              ],
              [
                725033.5920893595,
                5394497.798578666,
                2255.3066715099317
              ],
              [
                725033.5920893595,
                5392938.918578665,
                2255.3066715099317
              ],
              [
                723476.4320893596,
                5392938.918578665,
                1823.2066715099318
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:03:13+00:00",
        "end_time": "2018-07-19T16:06:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9656973,
            48.64895271,
            1823.206672,
            -119.9437387,
            48.66351552,
            2255.306672
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96569728207271,
                  48.64951128638444,
                  1823.2066715099318
                ],
                [
                  -119.96485594230482,
                  48.66351552107756,
                  1823.2066715099318
                ],
                [
                  -119.94373866083053,
                  48.66295666693232,
                  2255.3066715099317
                ],
                [
                  -119.94458583215562,
                  48.648952705779124,
                  2255.3066715099317
                ],
                [
                  -119.96569728207271,
                  48.64951128638444,
                  1823.2066715099318
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:03:13Z",
            "pc:count": 33294255,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724221.9498,
                "count": 33294255,
                "maximum": 725033.5921,
                "minimum": 723476.4321,
                "name": "X",
                "position": 0,
                "stddev": 446.0863501,
                "variance": 198993.0318
              },
              {
                "average": 5393719.285,
                "count": 33294255,
                "maximum": 5394497.799,
                "minimum": 5392938.919,
                "name": "Y",
                "position": 1,
                "stddev": 433.3626843,
                "variance": 187803.2161
              },
              {
                "average": 2001.531857,
                "count": 33294255,
                "maximum": 2255.306672,
                "minimum": 1823.206672,
                "name": "Z",
                "position": 2,
                "stddev": 105.9736319,
                "variance": 11230.41067
              },
              {
                "average": 1558.33479,
                "count": 33294255,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 694.521701,
                "variance": 482360.3931
              },
              {
                "average": 1.225507884,
                "count": 33294255,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5393760461,
                "variance": 0.2909265191
              },
              {
                "average": 1.45158013,
                "count": 33294255,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7725185019,
                "variance": 0.5967848358
              },
              {
                "average": 0.4971269067,
                "count": 33294255,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999917528,
                "variance": 0.2499917528
              },
              {
                "average": 0.0002753928568,
                "count": 33294255,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01659267983,
                "variance": 0.0002753170239
              },
              {
                "average": 1.451438063,
                "count": 33294255,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5450745426,
                "variance": 0.297106257
              },
              {
                "average": -0.5371271045,
                "count": 33294255,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.84006243,
                "variance": 191.5473281
              },
              {
                "average": 0,
                "count": 33294255,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.19058498,
                "count": 33294255,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.452325004,
                "variance": 2.109247917
              },
              {
                "average": 216053415,
                "count": 33294255,
                "maximum": 216054993.5,
                "minimum": 216051598.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 943.1787576,
                "variance": 889586.1688
              },
              {
                "average": 0,
                "count": 33294255,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33294255,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33294255,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33294255,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33294255,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723476.4321,
              5392938.919,
              1823.206672,
              725033.5921,
              5394497.799,
              2255.306672
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723476.4320893596,
                    5392938.918578665,
                    1823.2066715099318
                  ],
                  [
                    723476.4320893596,
                    5394497.798578666,
                    1823.2066715099318
                  ],
                  [
                    725033.5920893595,
                    5394497.798578666,
                    2255.3066715099317
                  ],
                  [
                    725033.5920893595,
                    5392938.918578665,
                    2255.3066715099317
                  ],
                  [
                    723476.4320893596,
                    5392938.918578665,
                    1823.2066715099318
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:03:13+00:00",
            "end_time": "2018-07-19T16:06:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1629808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08790081752149,
              48.7304676975106,
              1477.7944969223643
            ],
            [
              -120.08709100019048,
              48.74447382745414,
              1477.7944969223643
            ],
            [
              -120.06616676803453,
              48.74394256345431,
              2132.8544969223644
            ],
            [
              -120.06698238223854,
              48.72993669367821,
              2132.8544969223644
            ],
            [
              -120.08790081752149,
              48.7304676975106,
              1477.7944969223643
            ]
          ]
        ]
      },
      "bbox": [
        -120.0879008,
        48.72993669,
        1477.794497,
        -120.0661668,
        48.74447383,
        2132.854497
      ],
      "properties": {
        "datetime": "2018-07-20T01:23:37Z",
        "pc:count": 52510743,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 714889.3558,
            "count": 52510743,
            "maximum": 715673.6188,
            "minimum": 714133.3388,
            "name": "X",
            "position": 0,
            "stddev": 433.7755306,
            "variance": 188161.2109
          },
          {
            "average": 5402383.901,
            "count": 52510743,
            "maximum": 5403144.547,
            "minimum": 5401585.607,
            "name": "Y",
            "position": 1,
            "stddev": 413.5357174,
            "variance": 171011.7896
          },
          {
            "average": 1804.465415,
            "count": 52510743,
            "maximum": 2132.854497,
            "minimum": 1477.794497,
            "name": "Z",
            "position": 2,
            "stddev": 132.0672648,
            "variance": 17441.76244
          },
          {
            "average": 736.958206,
            "count": 52510743,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 507.1842731,
            "variance": 257235.8868
          },
          {
            "average": 1.469794476,
            "count": 52510743,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8190920106,
            "variance": 0.6709117218
          },
          {
            "average": 1.939766402,
            "count": 52510743,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.149946719,
            "variance": 1.322377457
          },
          {
            "average": 0.4979332134,
            "count": 52510743,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999957331,
            "variance": 0.2499957332
          },
          {
            "average": 0.0002757911843,
            "count": 52510743,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0166046719,
            "variance": 0.0002757151288
          },
          {
            "average": 1.354488452,
            "count": 52510743,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5340177343,
            "variance": 0.2851749405
          },
          {
            "average": -0.830038082,
            "count": 52510743,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.80590476,
            "variance": 190.6030061
          },
          {
            "average": 0,
            "count": 52510743,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.69486297,
            "count": 52510743,
            "maximum": 79,
            "minimum": 71,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.309330997,
            "variance": 5.333009653
          },
          {
            "average": 216082226,
            "count": 52510743,
            "maximum": 216085017.5,
            "minimum": 216080201.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1427.938683,
            "variance": 2039008.881
          },
          {
            "average": 0,
            "count": 52510743,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52510743,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52510743,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52510743,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52510743,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714133.3388,
          5401585.607,
          1477.794497,
          715673.6188,
          5403144.547,
          2132.854497
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714133.3387637582,
                5401585.606771401,
                1477.7944969223643
              ],
              [
                714133.3387637582,
                5403144.546771401,
                1477.7944969223643
              ],
              [
                715673.6187637582,
                5403144.546771401,
                2132.8544969223644
              ],
              [
                715673.6187637582,
                5401585.606771401,
                2132.8544969223644
              ],
              [
                714133.3387637582,
                5401585.606771401,
                1477.7944969223643
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:23:37+00:00",
        "end_time": "2018-07-20T00:03:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1629808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1629808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1629808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1629808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0879008,
            48.72993669,
            1477.794497,
            -120.0661668,
            48.74447383,
            2132.854497
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08790081752149,
                  48.7304676975106,
                  1477.7944969223643
                ],
                [
                  -120.08709100019048,
                  48.74447382745414,
                  1477.7944969223643
                ],
                [
                  -120.06616676803453,
                  48.74394256345431,
                  2132.8544969223644
                ],
                [
                  -120.06698238223854,
                  48.72993669367821,
                  2132.8544969223644
                ],
                [
                  -120.08790081752149,
                  48.7304676975106,
                  1477.7944969223643
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1629808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1629808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:23:37Z",
            "pc:count": 52510743,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 714889.3558,
                "count": 52510743,
                "maximum": 715673.6188,
                "minimum": 714133.3388,
                "name": "X",
                "position": 0,
                "stddev": 433.7755306,
                "variance": 188161.2109
              },
              {
                "average": 5402383.901,
                "count": 52510743,
                "maximum": 5403144.547,
                "minimum": 5401585.607,
                "name": "Y",
                "position": 1,
                "stddev": 413.5357174,
                "variance": 171011.7896
              },
              {
                "average": 1804.465415,
                "count": 52510743,
                "maximum": 2132.854497,
                "minimum": 1477.794497,
                "name": "Z",
                "position": 2,
                "stddev": 132.0672648,
                "variance": 17441.76244
              },
              {
                "average": 736.958206,
                "count": 52510743,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 507.1842731,
                "variance": 257235.8868
              },
              {
                "average": 1.469794476,
                "count": 52510743,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8190920106,
                "variance": 0.6709117218
              },
              {
                "average": 1.939766402,
                "count": 52510743,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.149946719,
                "variance": 1.322377457
              },
              {
                "average": 0.4979332134,
                "count": 52510743,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999957331,
                "variance": 0.2499957332
              },
              {
                "average": 0.0002757911843,
                "count": 52510743,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0166046719,
                "variance": 0.0002757151288
              },
              {
                "average": 1.354488452,
                "count": 52510743,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5340177343,
                "variance": 0.2851749405
              },
              {
                "average": -0.830038082,
                "count": 52510743,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.80590476,
                "variance": 190.6030061
              },
              {
                "average": 0,
                "count": 52510743,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.69486297,
                "count": 52510743,
                "maximum": 79,
                "minimum": 71,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.309330997,
                "variance": 5.333009653
              },
              {
                "average": 216082226,
                "count": 52510743,
                "maximum": 216085017.5,
                "minimum": 216080201.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1427.938683,
                "variance": 2039008.881
              },
              {
                "average": 0,
                "count": 52510743,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52510743,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52510743,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52510743,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52510743,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714133.3388,
              5401585.607,
              1477.794497,
              715673.6188,
              5403144.547,
              2132.854497
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714133.3387637582,
                    5401585.606771401,
                    1477.7944969223643
                  ],
                  [
                    714133.3387637582,
                    5403144.546771401,
                    1477.7944969223643
                  ],
                  [
                    715673.6187637582,
                    5403144.546771401,
                    2132.8544969223644
                  ],
                  [
                    715673.6187637582,
                    5401585.606771401,
                    2132.8544969223644
                  ],
                  [
                    714133.3387637582,
                    5401585.606771401,
                    1477.7944969223643
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:23:37+00:00",
            "end_time": "2018-07-20T00:03:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96571437764672,
              48.62251742995155,
              1747.3738863715514
            ],
            [
              -119.96487389417405,
              48.636520832429056,
              1747.3738863715514
            ],
            [
              -119.94376706793275,
              48.63596219005019,
              2122.7138863715513
            ],
            [
              -119.94461337417795,
              48.621959060959355,
              2122.7138863715513
            ],
            [
              -119.96571437764672,
              48.62251742995155,
              1747.3738863715514
            ]
          ]
        ]
      },
      "bbox": [
        -119.9657144,
        48.62195906,
        1747.373886,
        -119.9437671,
        48.63652083,
        2122.713886
      ],
      "properties": {
        "datetime": "2018-07-19T17:04:02Z",
        "pc:count": 31982812,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724362.3553,
            "count": 31982812,
            "maximum": 725151.7473,
            "minimum": 723594.5273,
            "name": "X",
            "position": 0,
            "stddev": 440.0113679,
            "variance": 193610.0039
          },
          {
            "average": 5390718.734,
            "count": 31982812,
            "maximum": 5391497.59,
            "minimum": 5389938.81,
            "name": "Y",
            "position": 1,
            "stddev": 439.1329178,
            "variance": 192837.7195
          },
          {
            "average": 1938.213162,
            "count": 31982812,
            "maximum": 2122.713886,
            "minimum": 1747.373886,
            "name": "Z",
            "position": 2,
            "stddev": 74.21249967,
            "variance": 5507.495107
          },
          {
            "average": 1472.198935,
            "count": 31982812,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 560.3081327,
            "variance": 313945.2035
          },
          {
            "average": 1.169576771,
            "count": 31982812,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4514300953,
            "variance": 0.2037891309
          },
          {
            "average": 1.339133126,
            "count": 31982812,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6426489606,
            "variance": 0.4129976866
          },
          {
            "average": 0.4968913303,
            "count": 31982812,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999903439,
            "variance": 0.249990344
          },
          {
            "average": 0.0002996922222,
            "count": 31982812,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01730902701,
            "variance": 0.0002996024161
          },
          {
            "average": 1.459571597,
            "count": 31982812,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5599443027,
            "variance": 0.3135376221
          },
          {
            "average": -0.5555611548,
            "count": 31982812,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.22345439,
            "variance": 174.859746
          },
          {
            "average": 0,
            "count": 31982812,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.12558492,
            "count": 31982812,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.434689082,
            "variance": 2.058332763
          },
          {
            "average": 216053381.2,
            "count": 31982812,
            "maximum": 216055042.3,
            "minimum": 216051645.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 926.6895835,
            "variance": 858753.5841
          },
          {
            "average": 0,
            "count": 31982812,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31982812,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31982812,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31982812,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31982812,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723594.5273,
          5389938.81,
          1747.373886,
          725151.7473,
          5391497.59,
          2122.713886
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723594.527270901,
                5389938.810358097,
                1747.3738863715514
              ],
              [
                723594.527270901,
                5391497.590358096,
                1747.3738863715514
              ],
              [
                725151.747270901,
                5391497.590358096,
                2122.7138863715513
              ],
              [
                725151.747270901,
                5389938.810358097,
                2122.7138863715513
              ],
              [
                723594.527270901,
                5389938.810358097,
                1747.3738863715514
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:04:02+00:00",
        "end_time": "2018-07-19T16:07:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9657144,
            48.62195906,
            1747.373886,
            -119.9437671,
            48.63652083,
            2122.713886
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96571437764672,
                  48.62251742995155,
                  1747.3738863715514
                ],
                [
                  -119.96487389417405,
                  48.636520832429056,
                  1747.3738863715514
                ],
                [
                  -119.94376706793275,
                  48.63596219005019,
                  2122.7138863715513
                ],
                [
                  -119.94461337417795,
                  48.621959060959355,
                  2122.7138863715513
                ],
                [
                  -119.96571437764672,
                  48.62251742995155,
                  1747.3738863715514
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:04:02Z",
            "pc:count": 31982812,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724362.3553,
                "count": 31982812,
                "maximum": 725151.7473,
                "minimum": 723594.5273,
                "name": "X",
                "position": 0,
                "stddev": 440.0113679,
                "variance": 193610.0039
              },
              {
                "average": 5390718.734,
                "count": 31982812,
                "maximum": 5391497.59,
                "minimum": 5389938.81,
                "name": "Y",
                "position": 1,
                "stddev": 439.1329178,
                "variance": 192837.7195
              },
              {
                "average": 1938.213162,
                "count": 31982812,
                "maximum": 2122.713886,
                "minimum": 1747.373886,
                "name": "Z",
                "position": 2,
                "stddev": 74.21249967,
                "variance": 5507.495107
              },
              {
                "average": 1472.198935,
                "count": 31982812,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 560.3081327,
                "variance": 313945.2035
              },
              {
                "average": 1.169576771,
                "count": 31982812,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4514300953,
                "variance": 0.2037891309
              },
              {
                "average": 1.339133126,
                "count": 31982812,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6426489606,
                "variance": 0.4129976866
              },
              {
                "average": 0.4968913303,
                "count": 31982812,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999903439,
                "variance": 0.249990344
              },
              {
                "average": 0.0002996922222,
                "count": 31982812,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01730902701,
                "variance": 0.0002996024161
              },
              {
                "average": 1.459571597,
                "count": 31982812,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5599443027,
                "variance": 0.3135376221
              },
              {
                "average": -0.5555611548,
                "count": 31982812,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.22345439,
                "variance": 174.859746
              },
              {
                "average": 0,
                "count": 31982812,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.12558492,
                "count": 31982812,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.434689082,
                "variance": 2.058332763
              },
              {
                "average": 216053381.2,
                "count": 31982812,
                "maximum": 216055042.3,
                "minimum": 216051645.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 926.6895835,
                "variance": 858753.5841
              },
              {
                "average": 0,
                "count": 31982812,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31982812,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31982812,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31982812,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31982812,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723594.5273,
              5389938.81,
              1747.373886,
              725151.7473,
              5391497.59,
              2122.713886
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723594.527270901,
                    5389938.810358097,
                    1747.3738863715514
                  ],
                  [
                    723594.527270901,
                    5391497.590358096,
                    1747.3738863715514
                  ],
                  [
                    725151.747270901,
                    5391497.590358096,
                    2122.7138863715513
                  ],
                  [
                    725151.747270901,
                    5389938.810358097,
                    2122.7138863715513
                  ],
                  [
                    723594.527270901,
                    5389938.810358097,
                    1747.3738863715514
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:04:02+00:00",
            "end_time": "2018-07-19T16:07:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00637624584243,
              48.568537718152236,
              1631.2741166958094
            ],
            [
              -120.00554871373949,
              48.58253962039691,
              1631.2741166958094
            ],
            [
              -119.98446412038052,
              48.581988900226946,
              2003.8941166958093
            ],
            [
              -119.98529745786799,
              48.56798726739815,
              2003.8941166958093
            ],
            [
              -120.00637624584243,
              48.568537718152236,
              1631.2741166958094
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063762,
        48.56798727,
        1631.274117,
        -119.9844641,
        48.58253962,
        2003.894117
      ],
      "properties": {
        "datetime": "2018-07-19T18:34:33Z",
        "pc:count": 42657393,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721558.8024,
            "count": 42657393,
            "maximum": 722391.0278,
            "minimum": 720833.8478,
            "name": "X",
            "position": 0,
            "stddev": 434.2054335,
            "variance": 188534.3585
          },
          {
            "average": 5384678.645,
            "count": 42657393,
            "maximum": 5385379.758,
            "minimum": 5383821.218,
            "name": "Y",
            "position": 1,
            "stddev": 427.4035059,
            "variance": 182673.7569
          },
          {
            "average": 1747.699227,
            "count": 42657393,
            "maximum": 2003.894117,
            "minimum": 1631.274117,
            "name": "Z",
            "position": 2,
            "stddev": 57.08868084,
            "variance": 3259.11748
          },
          {
            "average": 1211.078889,
            "count": 42657393,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 645.8305379,
            "variance": 417097.0837
          },
          {
            "average": 1.466245206,
            "count": 42657393,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7208146414,
            "variance": 0.5195737473
          },
          {
            "average": 1.932419663,
            "count": 42657393,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9354531448,
            "variance": 0.8750725862
          },
          {
            "average": 0.496569563,
            "count": 42657393,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882378,
            "variance": 0.249988238
          },
          {
            "average": 0.0003123725822,
            "count": 42657393,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01767130479,
            "variance": 0.0003122750129
          },
          {
            "average": 1.329544119,
            "count": 42657393,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5128760467,
            "variance": 0.2630418393
          },
          {
            "average": -0.4157823155,
            "count": 42657393,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.78704221,
            "variance": 190.0825328
          },
          {
            "average": 0,
            "count": 42657393,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.30623526,
            "count": 42657393,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.989993238,
            "variance": 3.960073089
          },
          {
            "average": 216058356,
            "count": 42657393,
            "maximum": 216060473.8,
            "minimum": 216056185.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1172.34356,
            "variance": 1374389.422
          },
          {
            "average": 0,
            "count": 42657393,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42657393,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42657393,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42657393,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42657393,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720833.8478,
          5383821.218,
          1631.274117,
          722391.0278,
          5385379.758,
          2003.894117
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720833.8477501814,
                5383821.217761079,
                1631.2741166958094
              ],
              [
                720833.8477501814,
                5385379.757761078,
                1631.2741166958094
              ],
              [
                722391.0277501814,
                5385379.757761078,
                2003.8941166958093
              ],
              [
                722391.0277501814,
                5383821.217761079,
                2003.8941166958093
              ],
              [
                720833.8477501814,
                5383821.217761079,
                1631.2741166958094
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:34:33+00:00",
        "end_time": "2018-07-19T17:23:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063762,
            48.56798727,
            1631.274117,
            -119.9844641,
            48.58253962,
            2003.894117
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00637624584243,
                  48.568537718152236,
                  1631.2741166958094
                ],
                [
                  -120.00554871373949,
                  48.58253962039691,
                  1631.2741166958094
                ],
                [
                  -119.98446412038052,
                  48.581988900226946,
                  2003.8941166958093
                ],
                [
                  -119.98529745786799,
                  48.56798726739815,
                  2003.8941166958093
                ],
                [
                  -120.00637624584243,
                  48.568537718152236,
                  1631.2741166958094
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:34:33Z",
            "pc:count": 42657393,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721558.8024,
                "count": 42657393,
                "maximum": 722391.0278,
                "minimum": 720833.8478,
                "name": "X",
                "position": 0,
                "stddev": 434.2054335,
                "variance": 188534.3585
              },
              {
                "average": 5384678.645,
                "count": 42657393,
                "maximum": 5385379.758,
                "minimum": 5383821.218,
                "name": "Y",
                "position": 1,
                "stddev": 427.4035059,
                "variance": 182673.7569
              },
              {
                "average": 1747.699227,
                "count": 42657393,
                "maximum": 2003.894117,
                "minimum": 1631.274117,
                "name": "Z",
                "position": 2,
                "stddev": 57.08868084,
                "variance": 3259.11748
              },
              {
                "average": 1211.078889,
                "count": 42657393,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 645.8305379,
                "variance": 417097.0837
              },
              {
                "average": 1.466245206,
                "count": 42657393,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7208146414,
                "variance": 0.5195737473
              },
              {
                "average": 1.932419663,
                "count": 42657393,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9354531448,
                "variance": 0.8750725862
              },
              {
                "average": 0.496569563,
                "count": 42657393,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882378,
                "variance": 0.249988238
              },
              {
                "average": 0.0003123725822,
                "count": 42657393,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01767130479,
                "variance": 0.0003122750129
              },
              {
                "average": 1.329544119,
                "count": 42657393,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5128760467,
                "variance": 0.2630418393
              },
              {
                "average": -0.4157823155,
                "count": 42657393,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.78704221,
                "variance": 190.0825328
              },
              {
                "average": 0,
                "count": 42657393,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.30623526,
                "count": 42657393,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.989993238,
                "variance": 3.960073089
              },
              {
                "average": 216058356,
                "count": 42657393,
                "maximum": 216060473.8,
                "minimum": 216056185.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1172.34356,
                "variance": 1374389.422
              },
              {
                "average": 0,
                "count": 42657393,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42657393,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42657393,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42657393,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42657393,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720833.8478,
              5383821.218,
              1631.274117,
              722391.0278,
              5385379.758,
              2003.894117
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720833.8477501814,
                    5383821.217761079,
                    1631.2741166958094
                  ],
                  [
                    720833.8477501814,
                    5385379.757761078,
                    1631.2741166958094
                  ],
                  [
                    722391.0277501814,
                    5385379.757761078,
                    2003.8941166958093
                  ],
                  [
                    722391.0277501814,
                    5383821.217761079,
                    2003.8941166958093
                  ],
                  [
                    720833.8477501814,
                    5383821.217761079,
                    1631.2741166958094
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:34:33+00:00",
            "end_time": "2018-07-19T17:23:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06721659933648,
              48.48754525469085,
              1367.3203762653557
            ],
            [
              -120.06640820459819,
              48.501547586576606,
              1367.3203762653557
            ],
            [
              -120.04584599291161,
              48.50102126445514,
              1951.7003762653558
            ],
            [
              -120.04666003385259,
              48.48701918996617,
              1951.7003762653558
            ],
            [
              -120.06721659933648,
              48.48754525469085,
              1367.3203762653557
            ]
          ]
        ]
      },
      "bbox": [
        -120.0672166,
        48.48701919,
        1367.320376,
        -120.045846,
        48.50154759,
        1951.700376
      ],
      "properties": {
        "datetime": "2018-07-20T00:35:20Z",
        "pc:count": 47689789,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717360.9143,
            "count": 47689789,
            "maximum": 718212.7366,
            "minimum": 716691.7966,
            "name": "X",
            "position": 0,
            "stddev": 394.7441175,
            "variance": 155822.9183
          },
          {
            "average": 5375424.963,
            "count": 47689789,
            "maximum": 5376204.17,
            "minimum": 5374645.69,
            "name": "Y",
            "position": 1,
            "stddev": 430.6432304,
            "variance": 185453.5919
          },
          {
            "average": 1684.171479,
            "count": 47689789,
            "maximum": 1951.700376,
            "minimum": 1367.320376,
            "name": "Z",
            "position": 2,
            "stddev": 123.7055969,
            "variance": 15303.07471
          },
          {
            "average": 702.3168247,
            "count": 47689789,
            "maximum": 4095,
            "minimum": 16,
            "name": "Intensity",
            "position": 3,
            "stddev": 544.3128743,
            "variance": 296276.5051
          },
          {
            "average": 1.552949312,
            "count": 47689789,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8505123602,
            "variance": 0.7233712749
          },
          {
            "average": 2.106092229,
            "count": 47689789,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.145142198,
            "variance": 1.311350654
          },
          {
            "average": 0.4973220578,
            "count": 47689789,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928338,
            "variance": 0.2499928339
          },
          {
            "average": 0.0002814858334,
            "count": 47689789,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01677517824,
            "variance": 0.000281406605
          },
          {
            "average": 1.277108964,
            "count": 47689789,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5035592449,
            "variance": 0.2535719132
          },
          {
            "average": 2.85701409,
            "count": 47689789,
            "maximum": 28.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.35642106,
            "variance": 206.1068256
          },
          {
            "average": 0,
            "count": 47689789,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 67.60793064,
            "count": 47689789,
            "maximum": 74,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.594211673,
            "variance": 31.29520424
          },
          {
            "average": 216078411.6,
            "count": 47689789,
            "maximum": 216082120.9,
            "minimum": 216064286.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3204.092382,
            "variance": 10266207.99
          },
          {
            "average": 0,
            "count": 47689789,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47689789,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47689789,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47689789,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47689789,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716691.7966,
          5374645.69,
          1367.320376,
          718212.7366,
          5376204.17,
          1951.700376
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716691.7966223331,
                5374645.689830776,
                1367.3203762653557
              ],
              [
                716691.7966223331,
                5376204.169830777,
                1367.3203762653557
              ],
              [
                718212.7366223331,
                5376204.169830777,
                1951.7003762653558
              ],
              [
                718212.7366223331,
                5374645.689830776,
                1951.7003762653558
              ],
              [
                716691.7966223331,
                5374645.689830776,
                1367.3203762653557
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:35:20+00:00",
        "end_time": "2018-07-19T19:38:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0672166,
            48.48701919,
            1367.320376,
            -120.045846,
            48.50154759,
            1951.700376
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06721659933648,
                  48.48754525469085,
                  1367.3203762653557
                ],
                [
                  -120.06640820459819,
                  48.501547586576606,
                  1367.3203762653557
                ],
                [
                  -120.04584599291161,
                  48.50102126445514,
                  1951.7003762653558
                ],
                [
                  -120.04666003385259,
                  48.48701918996617,
                  1951.7003762653558
                ],
                [
                  -120.06721659933648,
                  48.48754525469085,
                  1367.3203762653557
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:35:20Z",
            "pc:count": 47689789,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717360.9143,
                "count": 47689789,
                "maximum": 718212.7366,
                "minimum": 716691.7966,
                "name": "X",
                "position": 0,
                "stddev": 394.7441175,
                "variance": 155822.9183
              },
              {
                "average": 5375424.963,
                "count": 47689789,
                "maximum": 5376204.17,
                "minimum": 5374645.69,
                "name": "Y",
                "position": 1,
                "stddev": 430.6432304,
                "variance": 185453.5919
              },
              {
                "average": 1684.171479,
                "count": 47689789,
                "maximum": 1951.700376,
                "minimum": 1367.320376,
                "name": "Z",
                "position": 2,
                "stddev": 123.7055969,
                "variance": 15303.07471
              },
              {
                "average": 702.3168247,
                "count": 47689789,
                "maximum": 4095,
                "minimum": 16,
                "name": "Intensity",
                "position": 3,
                "stddev": 544.3128743,
                "variance": 296276.5051
              },
              {
                "average": 1.552949312,
                "count": 47689789,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8505123602,
                "variance": 0.7233712749
              },
              {
                "average": 2.106092229,
                "count": 47689789,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.145142198,
                "variance": 1.311350654
              },
              {
                "average": 0.4973220578,
                "count": 47689789,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928338,
                "variance": 0.2499928339
              },
              {
                "average": 0.0002814858334,
                "count": 47689789,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01677517824,
                "variance": 0.000281406605
              },
              {
                "average": 1.277108964,
                "count": 47689789,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5035592449,
                "variance": 0.2535719132
              },
              {
                "average": 2.85701409,
                "count": 47689789,
                "maximum": 28.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.35642106,
                "variance": 206.1068256
              },
              {
                "average": 0,
                "count": 47689789,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 67.60793064,
                "count": 47689789,
                "maximum": 74,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.594211673,
                "variance": 31.29520424
              },
              {
                "average": 216078411.6,
                "count": 47689789,
                "maximum": 216082120.9,
                "minimum": 216064286.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3204.092382,
                "variance": 10266207.99
              },
              {
                "average": 0,
                "count": 47689789,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47689789,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47689789,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47689789,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47689789,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716691.7966,
              5374645.69,
              1367.320376,
              718212.7366,
              5376204.17,
              1951.700376
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716691.7966223331,
                    5374645.689830776,
                    1367.3203762653557
                  ],
                  [
                    716691.7966223331,
                    5376204.169830777,
                    1367.3203762653557
                  ],
                  [
                    718212.7366223331,
                    5376204.169830777,
                    1951.7003762653558
                  ],
                  [
                    718212.7366223331,
                    5374645.689830776,
                    1951.7003762653558
                  ],
                  [
                    716691.7966223331,
                    5374645.689830776,
                    1367.3203762653557
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:35:20+00:00",
            "end_time": "2018-07-19T19:38:06+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96548885122347,
              48.406582680945434,
              1364.4113213178614
            ],
            [
              -119.9650458829828,
              48.41402027952373,
              1364.4113213178614
            ],
            [
              -119.94439026403008,
              48.41347311143176,
              1727.9113213178614
            ],
            [
              -119.94483623567196,
              48.406035654954614,
              1727.9113213178614
            ],
            [
              -119.96548885122347,
              48.406582680945434,
              1364.4113213178614
            ]
          ]
        ]
      },
      "bbox": [
        -119.9654889,
        48.40603565,
        1364.411321,
        -119.9443903,
        48.41402028,
        1727.911321
      ],
      "properties": {
        "datetime": "2018-07-19T17:10:37Z",
        "pc:count": 13860625,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725243.4288,
            "count": 13860625,
            "maximum": 726094.7975,
            "minimum": 724564.1775,
            "name": "X",
            "position": 0,
            "stddev": 422.2052898,
            "variance": 178257.3068
          },
          {
            "average": 5366264.265,
            "count": 13860625,
            "maximum": 5366769.043,
            "minimum": 5365941.163,
            "name": "Y",
            "position": 1,
            "stddev": 189.4011065,
            "variance": 35872.77916
          },
          {
            "average": 1548.862656,
            "count": 13860625,
            "maximum": 1727.911321,
            "minimum": 1364.411321,
            "name": "Z",
            "position": 2,
            "stddev": 76.87389516,
            "variance": 5909.595757
          },
          {
            "average": 964.1679108,
            "count": 13860625,
            "maximum": 2593,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 398.9374604,
            "variance": 159151.0973
          },
          {
            "average": 1.405975993,
            "count": 13860625,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6989465564,
            "variance": 0.4885262888
          },
          {
            "average": 1.81165301,
            "count": 13860625,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9457620549,
            "variance": 0.8944658645
          },
          {
            "average": 0.4952949091,
            "count": 13860625,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999778797,
            "variance": 0.2499778802
          },
          {
            "average": 0.0003297831086,
            "count": 13860625,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01815693739,
            "variance": 0.0003296743755
          },
          {
            "average": 1.411415935,
            "count": 13860625,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5654044098,
            "variance": 0.3196821466
          },
          {
            "average": -0.1731094273,
            "count": 13860625,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.65296312,
            "variance": 113.4856233
          },
          {
            "average": 0,
            "count": 13860625,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.40089029,
            "count": 13860625,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.423219758,
            "variance": 2.025554478
          },
          {
            "average": 216053608.4,
            "count": 13860625,
            "maximum": 216055437.1,
            "minimum": 216052035.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 896.8649954,
            "variance": 804366.82
          },
          {
            "average": 0,
            "count": 13860625,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13860625,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13860625,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13860625,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13860625,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724564.1775,
          5365941.163,
          1364.411321,
          726094.7975,
          5366769.043,
          1727.911321
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724564.1775229368,
                5365941.163357237,
                1364.4113213178614
              ],
              [
                724564.1775229368,
                5366769.043357238,
                1364.4113213178614
              ],
              [
                726094.797522937,
                5366769.043357238,
                1727.9113213178614
              ],
              [
                726094.797522937,
                5365941.163357237,
                1727.9113213178614
              ],
              [
                724564.1775229368,
                5365941.163357237,
                1364.4113213178614
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:10:37+00:00",
        "end_time": "2018-07-19T16:13:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9654889,
            48.40603565,
            1364.411321,
            -119.9443903,
            48.41402028,
            1727.911321
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96548885122347,
                  48.406582680945434,
                  1364.4113213178614
                ],
                [
                  -119.9650458829828,
                  48.41402027952373,
                  1364.4113213178614
                ],
                [
                  -119.94439026403008,
                  48.41347311143176,
                  1727.9113213178614
                ],
                [
                  -119.94483623567196,
                  48.406035654954614,
                  1727.9113213178614
                ],
                [
                  -119.96548885122347,
                  48.406582680945434,
                  1364.4113213178614
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:10:37Z",
            "pc:count": 13860625,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725243.4288,
                "count": 13860625,
                "maximum": 726094.7975,
                "minimum": 724564.1775,
                "name": "X",
                "position": 0,
                "stddev": 422.2052898,
                "variance": 178257.3068
              },
              {
                "average": 5366264.265,
                "count": 13860625,
                "maximum": 5366769.043,
                "minimum": 5365941.163,
                "name": "Y",
                "position": 1,
                "stddev": 189.4011065,
                "variance": 35872.77916
              },
              {
                "average": 1548.862656,
                "count": 13860625,
                "maximum": 1727.911321,
                "minimum": 1364.411321,
                "name": "Z",
                "position": 2,
                "stddev": 76.87389516,
                "variance": 5909.595757
              },
              {
                "average": 964.1679108,
                "count": 13860625,
                "maximum": 2593,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 398.9374604,
                "variance": 159151.0973
              },
              {
                "average": 1.405975993,
                "count": 13860625,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6989465564,
                "variance": 0.4885262888
              },
              {
                "average": 1.81165301,
                "count": 13860625,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9457620549,
                "variance": 0.8944658645
              },
              {
                "average": 0.4952949091,
                "count": 13860625,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999778797,
                "variance": 0.2499778802
              },
              {
                "average": 0.0003297831086,
                "count": 13860625,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01815693739,
                "variance": 0.0003296743755
              },
              {
                "average": 1.411415935,
                "count": 13860625,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5654044098,
                "variance": 0.3196821466
              },
              {
                "average": -0.1731094273,
                "count": 13860625,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.65296312,
                "variance": 113.4856233
              },
              {
                "average": 0,
                "count": 13860625,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.40089029,
                "count": 13860625,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.423219758,
                "variance": 2.025554478
              },
              {
                "average": 216053608.4,
                "count": 13860625,
                "maximum": 216055437.1,
                "minimum": 216052035.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 896.8649954,
                "variance": 804366.82
              },
              {
                "average": 0,
                "count": 13860625,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13860625,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13860625,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13860625,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13860625,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724564.1775,
              5365941.163,
              1364.411321,
              726094.7975,
              5366769.043,
              1727.911321
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724564.1775229368,
                    5365941.163357237,
                    1364.4113213178614
                  ],
                  [
                    724564.1775229368,
                    5366769.043357238,
                    1364.4113213178614
                  ],
                  [
                    726094.797522937,
                    5366769.043357238,
                    1727.9113213178614
                  ],
                  [
                    726094.797522937,
                    5365941.163357237,
                    1727.9113213178614
                  ],
                  [
                    724564.1775229368,
                    5365941.163357237,
                    1364.4113213178614
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:10:37+00:00",
            "end_time": "2018-07-19T16:13:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96567181372998,
              48.69000283007175,
              1894.758249402111
            ],
            [
              -119.96483292388783,
              48.70394623748156,
              1894.758249402111
            ],
            [
              -119.94369927672957,
              48.70338704916832,
              2168.758249402111
            ],
            [
              -119.94454398560944,
              48.68944391432377,
              2168.758249402111
            ],
            [
              -119.96567181372998,
              48.69000283007175,
              1894.758249402111
            ]
          ]
        ]
      },
      "bbox": [
        -119.9656718,
        48.68944391,
        1894.758249,
        -119.9436993,
        48.70394624,
        2168.758249
      ],
      "properties": {
        "datetime": "2018-07-19T17:02:03Z",
        "pc:count": 34560628,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724055.8388,
            "count": 34560628,
            "maximum": 724856.297,
            "minimum": 723299.177,
            "name": "X",
            "position": 0,
            "stddev": 435.487251,
            "variance": 189649.1457
          },
          {
            "average": 5398213.39,
            "count": 34560628,
            "maximum": 5398991.304,
            "minimum": 5397439.184,
            "name": "Y",
            "position": 1,
            "stddev": 432.4617723,
            "variance": 187023.1845
          },
          {
            "average": 2009.556863,
            "count": 34560628,
            "maximum": 2168.758249,
            "minimum": 1894.758249,
            "name": "Z",
            "position": 2,
            "stddev": 57.0147763,
            "variance": 3250.684716
          },
          {
            "average": 1660.970263,
            "count": 34560628,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 760.5372604,
            "variance": 578416.9244
          },
          {
            "average": 1.255306674,
            "count": 34560628,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5911627935,
            "variance": 0.3494734484
          },
          {
            "average": 1.510613262,
            "count": 34560628,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8531638364,
            "variance": 0.7278885318
          },
          {
            "average": 0.4971541026,
            "count": 34560628,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499991908,
            "variance": 0.2499919081
          },
          {
            "average": 0.0002955096765,
            "count": 34560628,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01718785499,
            "variance": 0.0002954223591
          },
          {
            "average": 1.449508643,
            "count": 34560628,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5167437639,
            "variance": 0.2670241175
          },
          {
            "average": -0.7637565218,
            "count": 34560628,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.03770218,
            "variance": 197.0570824
          },
          {
            "average": 0,
            "count": 34560628,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.14336907,
            "count": 34560628,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.43992113,
            "variance": 2.073372859
          },
          {
            "average": 216053376.7,
            "count": 34560628,
            "maximum": 216054923,
            "minimum": 216051526.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 957.7676161,
            "variance": 917318.8065
          },
          {
            "average": 0,
            "count": 34560628,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34560628,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34560628,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34560628,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34560628,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723299.177,
          5397439.184,
          1894.758249,
          724856.297,
          5398991.304,
          2168.758249
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723299.1769926378,
                5397439.18383317,
                1894.758249402111
              ],
              [
                723299.1769926378,
                5398991.303833169,
                1894.758249402111
              ],
              [
                724856.2969926379,
                5398991.303833169,
                2168.758249402111
              ],
              [
                724856.2969926379,
                5397439.18383317,
                2168.758249402111
              ],
              [
                723299.1769926378,
                5397439.18383317,
                1894.758249402111
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:02:03+00:00",
        "end_time": "2018-07-19T16:05:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9656718,
            48.68944391,
            1894.758249,
            -119.9436993,
            48.70394624,
            2168.758249
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96567181372998,
                  48.69000283007175,
                  1894.758249402111
                ],
                [
                  -119.96483292388783,
                  48.70394623748156,
                  1894.758249402111
                ],
                [
                  -119.94369927672957,
                  48.70338704916832,
                  2168.758249402111
                ],
                [
                  -119.94454398560944,
                  48.68944391432377,
                  2168.758249402111
                ],
                [
                  -119.96567181372998,
                  48.69000283007175,
                  1894.758249402111
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:02:03Z",
            "pc:count": 34560628,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724055.8388,
                "count": 34560628,
                "maximum": 724856.297,
                "minimum": 723299.177,
                "name": "X",
                "position": 0,
                "stddev": 435.487251,
                "variance": 189649.1457
              },
              {
                "average": 5398213.39,
                "count": 34560628,
                "maximum": 5398991.304,
                "minimum": 5397439.184,
                "name": "Y",
                "position": 1,
                "stddev": 432.4617723,
                "variance": 187023.1845
              },
              {
                "average": 2009.556863,
                "count": 34560628,
                "maximum": 2168.758249,
                "minimum": 1894.758249,
                "name": "Z",
                "position": 2,
                "stddev": 57.0147763,
                "variance": 3250.684716
              },
              {
                "average": 1660.970263,
                "count": 34560628,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 760.5372604,
                "variance": 578416.9244
              },
              {
                "average": 1.255306674,
                "count": 34560628,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5911627935,
                "variance": 0.3494734484
              },
              {
                "average": 1.510613262,
                "count": 34560628,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8531638364,
                "variance": 0.7278885318
              },
              {
                "average": 0.4971541026,
                "count": 34560628,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499991908,
                "variance": 0.2499919081
              },
              {
                "average": 0.0002955096765,
                "count": 34560628,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01718785499,
                "variance": 0.0002954223591
              },
              {
                "average": 1.449508643,
                "count": 34560628,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5167437639,
                "variance": 0.2670241175
              },
              {
                "average": -0.7637565218,
                "count": 34560628,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.03770218,
                "variance": 197.0570824
              },
              {
                "average": 0,
                "count": 34560628,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.14336907,
                "count": 34560628,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.43992113,
                "variance": 2.073372859
              },
              {
                "average": 216053376.7,
                "count": 34560628,
                "maximum": 216054923,
                "minimum": 216051526.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 957.7676161,
                "variance": 917318.8065
              },
              {
                "average": 0,
                "count": 34560628,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34560628,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34560628,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34560628,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34560628,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723299.177,
              5397439.184,
              1894.758249,
              724856.297,
              5398991.304,
              2168.758249
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723299.1769926378,
                    5397439.18383317,
                    1894.758249402111
                  ],
                  [
                    723299.1769926378,
                    5398991.303833169,
                    1894.758249402111
                  ],
                  [
                    724856.2969926379,
                    5398991.303833169,
                    2168.758249402111
                  ],
                  [
                    724856.2969926379,
                    5397439.18383317,
                    2168.758249402111
                  ],
                  [
                    723299.1769926378,
                    5397439.18383317,
                    1894.758249402111
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:02:03+00:00",
            "end_time": "2018-07-19T16:05:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16893183399368,
              48.58191509669792,
              632.770944830376
            ],
            [
              -120.16814887220953,
              48.595918271733694,
              632.770944830376
            ],
            [
              -120.14705916709826,
              48.59539730630808,
              1109.130944830376
            ],
            [
              -120.14784794064113,
              48.58139438617043,
              1109.130944830376
            ],
            [
              -120.16893183399368,
              48.58191509669792,
              632.770944830376
            ]
          ]
        ]
      },
      "bbox": [
        -120.1689318,
        48.58139439,
        632.7709448,
        -120.1470592,
        48.59591827,
        1109.130945
      ],
      "properties": {
        "datetime": "2018-07-21T00:19:17Z",
        "pc:count": 41992495,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709522.7766,
            "count": 41992495,
            "maximum": 710345.4688,
            "minimum": 708788.5488,
            "name": "X",
            "position": 0,
            "stddev": 427.0566881,
            "variance": 182377.4148
          },
          {
            "average": 5385616.503,
            "count": 41992495,
            "maximum": 5386409.105,
            "minimum": 5384850.645,
            "name": "Y",
            "position": 1,
            "stddev": 431.7078669,
            "variance": 186371.6823
          },
          {
            "average": 783.0437849,
            "count": 41992495,
            "maximum": 1109.130945,
            "minimum": 632.7709448,
            "name": "Z",
            "position": 2,
            "stddev": 118.4295271,
            "variance": 14025.55289
          },
          {
            "average": 672.4162679,
            "count": 41992495,
            "maximum": 4095,
            "minimum": 50,
            "name": "Intensity",
            "position": 3,
            "stddev": 464.8291084,
            "variance": 216066.1
          },
          {
            "average": 1.446380169,
            "count": 41992495,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7184703708,
            "variance": 0.5161996737
          },
          {
            "average": 1.892862665,
            "count": 41992495,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9502888442,
            "variance": 0.9030488874
          },
          {
            "average": 0.4962353392,
            "count": 41992495,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999858331,
            "variance": 0.2499858333
          },
          {
            "average": 0.0002658808437,
            "count": 41992495,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01630368539,
            "variance": 0.0002658101574
          },
          {
            "average": 1.26364904,
            "count": 41992495,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4808029387,
            "variance": 0.2311714658
          },
          {
            "average": -0.2540444693,
            "count": 41992495,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.63284743,
            "variance": 113.0574444
          },
          {
            "average": 0,
            "count": 41992495,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 334.0987793,
            "count": 41992495,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 468.365696,
            "variance": 219366.4252
          },
          {
            "average": 216155032.8,
            "count": 41992495,
            "maximum": 216167557.2,
            "minimum": 216136682.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13723.11324,
            "variance": 188323837
          },
          {
            "average": 0,
            "count": 41992495,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41992495,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41992495,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41992495,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41992495,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708788.5488,
          5384850.645,
          632.7709448,
          710345.4688,
          5386409.105,
          1109.130945
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708788.5487593729,
                5384850.644996282,
                632.770944830376
              ],
              [
                708788.5487593729,
                5386409.104996283,
                632.770944830376
              ],
              [
                710345.4687593728,
                5386409.104996283,
                1109.130944830376
              ],
              [
                710345.4687593728,
                5384850.644996282,
                1109.130944830376
              ],
              [
                708788.5487593729,
                5384850.644996282,
                632.770944830376
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:19:17+00:00",
        "end_time": "2018-07-20T15:44:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1689318,
            48.58139439,
            632.7709448,
            -120.1470592,
            48.59591827,
            1109.130945
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16893183399368,
                  48.58191509669792,
                  632.770944830376
                ],
                [
                  -120.16814887220953,
                  48.595918271733694,
                  632.770944830376
                ],
                [
                  -120.14705916709826,
                  48.59539730630808,
                  1109.130944830376
                ],
                [
                  -120.14784794064113,
                  48.58139438617043,
                  1109.130944830376
                ],
                [
                  -120.16893183399368,
                  48.58191509669792,
                  632.770944830376
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:19:17Z",
            "pc:count": 41992495,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709522.7766,
                "count": 41992495,
                "maximum": 710345.4688,
                "minimum": 708788.5488,
                "name": "X",
                "position": 0,
                "stddev": 427.0566881,
                "variance": 182377.4148
              },
              {
                "average": 5385616.503,
                "count": 41992495,
                "maximum": 5386409.105,
                "minimum": 5384850.645,
                "name": "Y",
                "position": 1,
                "stddev": 431.7078669,
                "variance": 186371.6823
              },
              {
                "average": 783.0437849,
                "count": 41992495,
                "maximum": 1109.130945,
                "minimum": 632.7709448,
                "name": "Z",
                "position": 2,
                "stddev": 118.4295271,
                "variance": 14025.55289
              },
              {
                "average": 672.4162679,
                "count": 41992495,
                "maximum": 4095,
                "minimum": 50,
                "name": "Intensity",
                "position": 3,
                "stddev": 464.8291084,
                "variance": 216066.1
              },
              {
                "average": 1.446380169,
                "count": 41992495,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7184703708,
                "variance": 0.5161996737
              },
              {
                "average": 1.892862665,
                "count": 41992495,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9502888442,
                "variance": 0.9030488874
              },
              {
                "average": 0.4962353392,
                "count": 41992495,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999858331,
                "variance": 0.2499858333
              },
              {
                "average": 0.0002658808437,
                "count": 41992495,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01630368539,
                "variance": 0.0002658101574
              },
              {
                "average": 1.26364904,
                "count": 41992495,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4808029387,
                "variance": 0.2311714658
              },
              {
                "average": -0.2540444693,
                "count": 41992495,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.63284743,
                "variance": 113.0574444
              },
              {
                "average": 0,
                "count": 41992495,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 334.0987793,
                "count": 41992495,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 468.365696,
                "variance": 219366.4252
              },
              {
                "average": 216155032.8,
                "count": 41992495,
                "maximum": 216167557.2,
                "minimum": 216136682.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13723.11324,
                "variance": 188323837
              },
              {
                "average": 0,
                "count": 41992495,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41992495,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41992495,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41992495,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41992495,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708788.5488,
              5384850.645,
              632.7709448,
              710345.4688,
              5386409.105,
              1109.130945
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708788.5487593729,
                    5384850.644996282,
                    632.770944830376
                  ],
                  [
                    708788.5487593729,
                    5386409.104996283,
                    632.770944830376
                  ],
                  [
                    710345.4687593728,
                    5386409.104996283,
                    1109.130944830376
                  ],
                  [
                    710345.4687593728,
                    5384850.644996282,
                    1109.130944830376
                  ],
                  [
                    708788.5487593729,
                    5384850.644996282,
                    632.770944830376
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:19:17+00:00",
            "end_time": "2018-07-20T15:44:42+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98565294637504,
              48.5485427358321,
              1742.158199195977
            ],
            [
              -119.98523643996757,
              48.555547806306365,
              1742.158199195977
            ],
            [
              -119.96491289405434,
              48.555013372078974,
              1893.8981991959768
            ],
            [
              -119.96533219779761,
              48.54800843240842,
              1893.8981991959768
            ],
            [
              -119.98565294637504,
              48.5485427358321,
              1742.158199195977
            ]
          ]
        ]
      },
      "bbox": [
        -119.9856529,
        48.54800843,
        1742.158199,
        -119.9649129,
        48.55554781,
        1893.898199
      ],
      "properties": {
        "datetime": "2018-07-19T17:35:04Z",
        "pc:count": 13578107,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723160.0884,
            "count": 13578107,
            "maximum": 723951.9126,
            "minimum": 722450.1126,
            "name": "X",
            "position": 0,
            "stddev": 399.3163746,
            "variance": 159453.567
          },
          {
            "average": 5382113.021,
            "count": 13578107,
            "maximum": 5382438.902,
            "minimum": 5381659.162,
            "name": "Y",
            "position": 1,
            "stddev": 172.3459071,
            "variance": 29703.11169
          },
          {
            "average": 1803.744091,
            "count": 13578107,
            "maximum": 1893.898199,
            "minimum": 1742.158199,
            "name": "Z",
            "position": 2,
            "stddev": 32.40794991,
            "variance": 1050.275218
          },
          {
            "average": 1186.647567,
            "count": 13578107,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 621.5086368,
            "variance": 386272.9856
          },
          {
            "average": 1.421398874,
            "count": 13578107,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7108454168,
            "variance": 0.5053012066
          },
          {
            "average": 1.843227557,
            "count": 13578107,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9577293116,
            "variance": 0.9172454343
          },
          {
            "average": 0.4978870766,
            "count": 13578107,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999955539,
            "variance": 0.249995554
          },
          {
            "average": 0.0002430382969,
            "count": 13578107,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01558779161,
            "variance": 0.0002429792472
          },
          {
            "average": 1.390462014,
            "count": 13578107,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5369146896,
            "variance": 0.2882773839
          },
          {
            "average": 2.295044148,
            "count": 13578107,
            "maximum": 21,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.21596936,
            "variance": 149.2299074
          },
          {
            "average": 0,
            "count": 13578107,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 27.09997248,
            "count": 13578107,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.433454031,
            "variance": 2.054790459
          },
          {
            "average": 216055720.5,
            "count": 13578107,
            "maximum": 216056904.6,
            "minimum": 216054412,
            "name": "GpsTime",
            "position": 12,
            "stddev": 836.0264507,
            "variance": 698940.2263
          },
          {
            "average": 0,
            "count": 13578107,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13578107,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13578107,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13578107,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 13578107,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722450.1126,
          5381659.162,
          1742.158199,
          723951.9126,
          5382438.902,
          1893.898199
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722450.1125804251,
                5381659.161603333,
                1742.158199195977
              ],
              [
                722450.1125804251,
                5382438.901603334,
                1742.158199195977
              ],
              [
                723951.9125804252,
                5382438.901603334,
                1893.8981991959768
              ],
              [
                723951.9125804252,
                5381659.161603333,
                1893.8981991959768
              ],
              [
                722450.1125804251,
                5381659.161603333,
                1742.158199195977
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:35:04+00:00",
        "end_time": "2018-07-19T16:53:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9856529,
            48.54800843,
            1742.158199,
            -119.9649129,
            48.55554781,
            1893.898199
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98565294637504,
                  48.5485427358321,
                  1742.158199195977
                ],
                [
                  -119.98523643996757,
                  48.555547806306365,
                  1742.158199195977
                ],
                [
                  -119.96491289405434,
                  48.555013372078974,
                  1893.8981991959768
                ],
                [
                  -119.96533219779761,
                  48.54800843240842,
                  1893.8981991959768
                ],
                [
                  -119.98565294637504,
                  48.5485427358321,
                  1742.158199195977
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:35:04Z",
            "pc:count": 13578107,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723160.0884,
                "count": 13578107,
                "maximum": 723951.9126,
                "minimum": 722450.1126,
                "name": "X",
                "position": 0,
                "stddev": 399.3163746,
                "variance": 159453.567
              },
              {
                "average": 5382113.021,
                "count": 13578107,
                "maximum": 5382438.902,
                "minimum": 5381659.162,
                "name": "Y",
                "position": 1,
                "stddev": 172.3459071,
                "variance": 29703.11169
              },
              {
                "average": 1803.744091,
                "count": 13578107,
                "maximum": 1893.898199,
                "minimum": 1742.158199,
                "name": "Z",
                "position": 2,
                "stddev": 32.40794991,
                "variance": 1050.275218
              },
              {
                "average": 1186.647567,
                "count": 13578107,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 621.5086368,
                "variance": 386272.9856
              },
              {
                "average": 1.421398874,
                "count": 13578107,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7108454168,
                "variance": 0.5053012066
              },
              {
                "average": 1.843227557,
                "count": 13578107,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9577293116,
                "variance": 0.9172454343
              },
              {
                "average": 0.4978870766,
                "count": 13578107,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999955539,
                "variance": 0.249995554
              },
              {
                "average": 0.0002430382969,
                "count": 13578107,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01558779161,
                "variance": 0.0002429792472
              },
              {
                "average": 1.390462014,
                "count": 13578107,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5369146896,
                "variance": 0.2882773839
              },
              {
                "average": 2.295044148,
                "count": 13578107,
                "maximum": 21,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.21596936,
                "variance": 149.2299074
              },
              {
                "average": 0,
                "count": 13578107,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 27.09997248,
                "count": 13578107,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.433454031,
                "variance": 2.054790459
              },
              {
                "average": 216055720.5,
                "count": 13578107,
                "maximum": 216056904.6,
                "minimum": 216054412,
                "name": "GpsTime",
                "position": 12,
                "stddev": 836.0264507,
                "variance": 698940.2263
              },
              {
                "average": 0,
                "count": 13578107,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13578107,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13578107,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13578107,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 13578107,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722450.1126,
              5381659.162,
              1742.158199,
              723951.9126,
              5382438.902,
              1893.898199
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722450.1125804251,
                    5381659.161603333,
                    1742.158199195977
                  ],
                  [
                    722450.1125804251,
                    5382438.901603334,
                    1742.158199195977
                  ],
                  [
                    723951.9125804252,
                    5382438.901603334,
                    1893.8981991959768
                  ],
                  [
                    723951.9125804252,
                    5381659.161603333,
                    1893.8981991959768
                  ],
                  [
                    722450.1125804251,
                    5381659.161603333,
                    1742.158199195977
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:35:04+00:00",
            "end_time": "2018-07-19T16:53:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0875443407354,
              48.51452298301358,
              1263.009098713219
            ],
            [
              -120.08674084531955,
              48.528524424849245,
              1263.009098713219
            ],
            [
              -120.06567983918112,
              48.52798908327334,
              1646.489098713219
            ],
            [
              -120.06648912311022,
              48.513987903259476,
              1646.489098713219
            ],
            [
              -120.0875443407354,
              48.51452298301358,
              1263.009098713219
            ]
          ]
        ]
      },
      "bbox": [
        -120.0875443,
        48.5139879,
        1263.009099,
        -120.0656798,
        48.52852442,
        1646.489099
      ],
      "properties": {
        "datetime": "2018-07-20T01:17:01Z",
        "pc:count": 53177931,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715860.3469,
            "count": 53177931,
            "maximum": 716632.7502,
            "minimum": 715075.7702,
            "name": "X",
            "position": 0,
            "stddev": 420.1934961,
            "variance": 176562.5741
          },
          {
            "average": 5378353.325,
            "count": 53177931,
            "maximum": 5379144.892,
            "minimum": 5377586.532,
            "name": "Y",
            "position": 1,
            "stddev": 420.4326872,
            "variance": 176763.6445
          },
          {
            "average": 1423.848931,
            "count": 53177931,
            "maximum": 1646.489099,
            "minimum": 1263.009099,
            "name": "Z",
            "position": 2,
            "stddev": 67.54272489,
            "variance": 4562.019685
          },
          {
            "average": 749.3016841,
            "count": 53177931,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 485.458343,
            "variance": 235669.8028
          },
          {
            "average": 1.456492187,
            "count": 53177931,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7788619384,
            "variance": 0.606625919
          },
          {
            "average": 1.912980255,
            "count": 53177931,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.074713238,
            "variance": 1.155008544
          },
          {
            "average": 0.4972181599,
            "count": 53177931,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992266,
            "variance": 0.2499922661
          },
          {
            "average": 0.0002668964312,
            "count": 53177931,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01633478504,
            "variance": 0.0002668252025
          },
          {
            "average": 1.340359387,
            "count": 53177931,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5329596998,
            "variance": 0.2840460416
          },
          {
            "average": 0.01243882364,
            "count": 53177931,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.13853633,
            "variance": 172.6211368
          },
          {
            "average": 0,
            "count": 53177931,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.09403183,
            "count": 53177931,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.21841495,
            "variance": 4.921364889
          },
          {
            "average": 216082189.6,
            "count": 53177931,
            "maximum": 216084621.3,
            "minimum": 216079797.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1328.808818,
            "variance": 1765732.875
          },
          {
            "average": 0,
            "count": 53177931,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53177931,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53177931,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53177931,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 53177931,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715075.7702,
          5377586.532,
          1263.009099,
          716632.7502,
          5379144.892,
          1646.489099
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715075.7702237214,
                5377586.532410713,
                1263.009098713219
              ],
              [
                715075.7702237214,
                5379144.892410712,
                1263.009098713219
              ],
              [
                716632.7502237214,
                5379144.892410712,
                1646.489098713219
              ],
              [
                716632.7502237214,
                5377586.532410713,
                1646.489098713219
              ],
              [
                715075.7702237214,
                5377586.532410713,
                1263.009098713219
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:17:01+00:00",
        "end_time": "2018-07-19T23:56:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0875443,
            48.5139879,
            1263.009099,
            -120.0656798,
            48.52852442,
            1646.489099
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0875443407354,
                  48.51452298301358,
                  1263.009098713219
                ],
                [
                  -120.08674084531955,
                  48.528524424849245,
                  1263.009098713219
                ],
                [
                  -120.06567983918112,
                  48.52798908327334,
                  1646.489098713219
                ],
                [
                  -120.06648912311022,
                  48.513987903259476,
                  1646.489098713219
                ],
                [
                  -120.0875443407354,
                  48.51452298301358,
                  1263.009098713219
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:17:01Z",
            "pc:count": 53177931,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715860.3469,
                "count": 53177931,
                "maximum": 716632.7502,
                "minimum": 715075.7702,
                "name": "X",
                "position": 0,
                "stddev": 420.1934961,
                "variance": 176562.5741
              },
              {
                "average": 5378353.325,
                "count": 53177931,
                "maximum": 5379144.892,
                "minimum": 5377586.532,
                "name": "Y",
                "position": 1,
                "stddev": 420.4326872,
                "variance": 176763.6445
              },
              {
                "average": 1423.848931,
                "count": 53177931,
                "maximum": 1646.489099,
                "minimum": 1263.009099,
                "name": "Z",
                "position": 2,
                "stddev": 67.54272489,
                "variance": 4562.019685
              },
              {
                "average": 749.3016841,
                "count": 53177931,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 485.458343,
                "variance": 235669.8028
              },
              {
                "average": 1.456492187,
                "count": 53177931,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7788619384,
                "variance": 0.606625919
              },
              {
                "average": 1.912980255,
                "count": 53177931,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.074713238,
                "variance": 1.155008544
              },
              {
                "average": 0.4972181599,
                "count": 53177931,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992266,
                "variance": 0.2499922661
              },
              {
                "average": 0.0002668964312,
                "count": 53177931,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01633478504,
                "variance": 0.0002668252025
              },
              {
                "average": 1.340359387,
                "count": 53177931,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5329596998,
                "variance": 0.2840460416
              },
              {
                "average": 0.01243882364,
                "count": 53177931,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.13853633,
                "variance": 172.6211368
              },
              {
                "average": 0,
                "count": 53177931,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.09403183,
                "count": 53177931,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.21841495,
                "variance": 4.921364889
              },
              {
                "average": 216082189.6,
                "count": 53177931,
                "maximum": 216084621.3,
                "minimum": 216079797.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1328.808818,
                "variance": 1765732.875
              },
              {
                "average": 0,
                "count": 53177931,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53177931,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53177931,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53177931,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 53177931,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715075.7702,
              5377586.532,
              1263.009099,
              716632.7502,
              5379144.892,
              1646.489099
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715075.7702237214,
                    5377586.532410713,
                    1263.009098713219
                  ],
                  [
                    715075.7702237214,
                    5379144.892410712,
                    1263.009098713219
                  ],
                  [
                    716632.7502237214,
                    5379144.892410712,
                    1646.489098713219
                  ],
                  [
                    716632.7502237214,
                    5377586.532410713,
                    1646.489098713219
                  ],
                  [
                    715075.7702237214,
                    5377586.532410713,
                    1263.009098713219
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:17:01+00:00",
            "end_time": "2018-07-19T23:56:37+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.9854151013046,
              48.35103890484063,
              1229.4503544506947
            ],
            [
              -119.98531245146977,
              48.35277752089415,
              1229.4503544506947
            ],
            [
              -119.97846801172486,
              48.352597785505566,
              1296.7903544506948
            ],
            [
              -119.97857089374844,
              48.35085918036195,
              1296.7903544506948
            ],
            [
              -119.9854151013046,
              48.35103890484063,
              1229.4503544506947
            ]
          ]
        ]
      },
      "bbox": [
        -119.9854151,
        48.35085918,
        1229.450354,
        -119.978468,
        48.35277752,
        1296.790354
      ],
      "properties": {
        "datetime": "2018-07-19T17:41:03Z",
        "pc:count": 603772,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723547.0965,
            "count": 603772,
            "maximum": 723840.5252,
            "minimum": 723332.7452,
            "name": "X",
            "position": 0,
            "stddev": 131.9447682,
            "variance": 17409.42187
          },
          {
            "average": 5359825.549,
            "count": 603772,
            "maximum": 5359903.551,
            "minimum": 5359710.031,
            "name": "Y",
            "position": 1,
            "stddev": 48.36618852,
            "variance": 2339.288192
          },
          {
            "average": 1260.585867,
            "count": 603772,
            "maximum": 1296.790354,
            "minimum": 1229.450354,
            "name": "Z",
            "position": 2,
            "stddev": 7.987314885,
            "variance": 63.79719907
          },
          {
            "average": 1218.269494,
            "count": 603772,
            "maximum": 1961,
            "minimum": 418,
            "name": "Intensity",
            "position": 3,
            "stddev": 189.3077732,
            "variance": 35837.43299
          },
          {
            "average": 1.003451634,
            "count": 603772,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.06073026053,
            "variance": 0.003688164544
          },
          {
            "average": 1.006989393,
            "count": 603772,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.08759348639,
            "variance": 0.007672618857
          },
          {
            "average": 0.4958991142,
            "count": 603772,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999835965,
            "variance": 0.2499835968
          },
          {
            "average": 0.0001093127869,
            "count": 603772,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01045471275,
            "variance": 0.0001093010187
          },
          {
            "average": 1.675569586,
            "count": 603772,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4993854352,
            "variance": 0.2493858129
          },
          {
            "average": 6.289558505,
            "count": 603772,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 5.408458417,
            "variance": 29.25142245
          },
          {
            "average": 0,
            "count": 603772,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 28.47023711,
            "count": 603772,
            "maximum": 29,
            "minimum": 27,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5887965486,
            "variance": 0.3466813756
          },
          {
            "average": 216056551.9,
            "count": 603772,
            "maximum": 216057263.5,
            "minimum": 216055536.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 739.6068821,
            "variance": 547018.3401
          },
          {
            "average": 0,
            "count": 603772,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 603772,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 603772,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 603772,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 603772,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723332.7452,
          5359710.031,
          1229.450354,
          723840.5252,
          5359903.551,
          1296.790354
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723332.745156576,
                5359710.03095297,
                1229.4503544506947
              ],
              [
                723332.745156576,
                5359903.550952969,
                1229.4503544506947
              ],
              [
                723840.5251565761,
                5359903.550952969,
                1296.7903544506948
              ],
              [
                723840.5251565761,
                5359710.03095297,
                1296.7903544506948
              ],
              [
                723332.745156576,
                5359710.03095297,
                1229.4503544506947
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:41:03+00:00",
        "end_time": "2018-07-19T17:12:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9854151,
            48.35085918,
            1229.450354,
            -119.978468,
            48.35277752,
            1296.790354
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.9854151013046,
                  48.35103890484063,
                  1229.4503544506947
                ],
                [
                  -119.98531245146977,
                  48.35277752089415,
                  1229.4503544506947
                ],
                [
                  -119.97846801172486,
                  48.352597785505566,
                  1296.7903544506948
                ],
                [
                  -119.97857089374844,
                  48.35085918036195,
                  1296.7903544506948
                ],
                [
                  -119.9854151013046,
                  48.35103890484063,
                  1229.4503544506947
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:41:03Z",
            "pc:count": 603772,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723547.0965,
                "count": 603772,
                "maximum": 723840.5252,
                "minimum": 723332.7452,
                "name": "X",
                "position": 0,
                "stddev": 131.9447682,
                "variance": 17409.42187
              },
              {
                "average": 5359825.549,
                "count": 603772,
                "maximum": 5359903.551,
                "minimum": 5359710.031,
                "name": "Y",
                "position": 1,
                "stddev": 48.36618852,
                "variance": 2339.288192
              },
              {
                "average": 1260.585867,
                "count": 603772,
                "maximum": 1296.790354,
                "minimum": 1229.450354,
                "name": "Z",
                "position": 2,
                "stddev": 7.987314885,
                "variance": 63.79719907
              },
              {
                "average": 1218.269494,
                "count": 603772,
                "maximum": 1961,
                "minimum": 418,
                "name": "Intensity",
                "position": 3,
                "stddev": 189.3077732,
                "variance": 35837.43299
              },
              {
                "average": 1.003451634,
                "count": 603772,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.06073026053,
                "variance": 0.003688164544
              },
              {
                "average": 1.006989393,
                "count": 603772,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.08759348639,
                "variance": 0.007672618857
              },
              {
                "average": 0.4958991142,
                "count": 603772,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999835965,
                "variance": 0.2499835968
              },
              {
                "average": 0.0001093127869,
                "count": 603772,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01045471275,
                "variance": 0.0001093010187
              },
              {
                "average": 1.675569586,
                "count": 603772,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4993854352,
                "variance": 0.2493858129
              },
              {
                "average": 6.289558505,
                "count": 603772,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 5.408458417,
                "variance": 29.25142245
              },
              {
                "average": 0,
                "count": 603772,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 28.47023711,
                "count": 603772,
                "maximum": 29,
                "minimum": 27,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5887965486,
                "variance": 0.3466813756
              },
              {
                "average": 216056551.9,
                "count": 603772,
                "maximum": 216057263.5,
                "minimum": 216055536.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 739.6068821,
                "variance": 547018.3401
              },
              {
                "average": 0,
                "count": 603772,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 603772,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 603772,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 603772,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 603772,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723332.7452,
              5359710.031,
              1229.450354,
              723840.5252,
              5359903.551,
              1296.790354
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723332.745156576,
                    5359710.03095297,
                    1229.4503544506947
                  ],
                  [
                    723332.745156576,
                    5359903.550952969,
                    1229.4503544506947
                  ],
                  [
                    723840.5251565761,
                    5359903.550952969,
                    1296.7903544506948
                  ],
                  [
                    723840.5251565761,
                    5359710.03095297,
                    1296.7903544506948
                  ],
                  [
                    723332.745156576,
                    5359710.03095297,
                    1229.4503544506947
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:41:03+00:00",
            "end_time": "2018-07-19T17:12:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96575714310329,
              48.55503658201537,
              1839.3389666935557
            ],
            [
              -119.96493562278805,
              48.56875698497001,
              1839.3389666935557
            ],
            [
              -119.95374961905564,
              48.56846131932314,
              2052.6989666935556
            ],
            [
              -119.95457415576361,
              48.554741058094976,
              2052.6989666935556
            ],
            [
              -119.96575714310329,
              48.55503658201537,
              1839.3389666935557
            ]
          ]
        ]
      },
      "bbox": [
        -119.9657571,
        48.55474106,
        1839.338967,
        -119.9537496,
        48.56875698,
        2052.698967
      ],
      "properties": {
        "datetime": "2018-07-19T17:06:05Z",
        "pc:count": 19336972,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 724230.4397,
            "count": 19336972,
            "maximum": 724715.9021,
            "minimum": 723889.5221,
            "name": "X",
            "position": 0,
            "stddev": 223.6474965,
            "variance": 50018.2027
          },
          {
            "average": 5383261.895,
            "count": 19336972,
            "maximum": 5383966.266,
            "minimum": 5382439.006,
            "name": "Y",
            "position": 1,
            "stddev": 389.6953406,
            "variance": 151862.4585
          },
          {
            "average": 1937.569942,
            "count": 19336972,
            "maximum": 2052.698967,
            "minimum": 1839.338967,
            "name": "Z",
            "position": 2,
            "stddev": 50.15185951,
            "variance": 2515.209013
          },
          {
            "average": 1199.869281,
            "count": 19336972,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 688.9239872,
            "variance": 474616.2601
          },
          {
            "average": 1.498373479,
            "count": 19336972,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.769754678,
            "variance": 0.5925222644
          },
          {
            "average": 1.996435274,
            "count": 19336972,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.01518056,
            "variance": 1.030591569
          },
          {
            "average": 0.4972374682,
            "count": 19336972,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999923813,
            "variance": 0.2499923813
          },
          {
            "average": 0.0003269384679,
            "count": 19336972,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01807848434,
            "variance": 0.0003268315961
          },
          {
            "average": 1.34707735,
            "count": 19336972,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5158732463,
            "variance": 0.2661252063
          },
          {
            "average": -4.202066347,
            "count": 19336972,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.39698657,
            "variance": 153.6852759
          },
          {
            "average": 0,
            "count": 19336972,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 24.23756455,
            "count": 19336972,
            "maximum": 26,
            "minimum": 22,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.236040599,
            "variance": 1.527796363
          },
          {
            "average": 216054092.6,
            "count": 19336972,
            "maximum": 216055165.1,
            "minimum": 216052700.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 671.6509349,
            "variance": 451114.9783
          },
          {
            "average": 0,
            "count": 19336972,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19336972,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19336972,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19336972,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 19336972,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723889.5221,
          5382439.006,
          1839.338967,
          724715.9021,
          5383966.266,
          2052.698967
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723889.522129386,
                5382439.005812692,
                1839.3389666935557
              ],
              [
                723889.522129386,
                5383966.265812692,
                1839.3389666935557
              ],
              [
                724715.9021293859,
                5383966.265812692,
                2052.6989666935556
              ],
              [
                724715.9021293859,
                5382439.005812692,
                2052.6989666935556
              ],
              [
                723889.522129386,
                5382439.005812692,
                1839.3389666935557
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:06:05+00:00",
        "end_time": "2018-07-19T16:25:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9657571,
            48.55474106,
            1839.338967,
            -119.9537496,
            48.56875698,
            2052.698967
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96575714310329,
                  48.55503658201537,
                  1839.3389666935557
                ],
                [
                  -119.96493562278805,
                  48.56875698497001,
                  1839.3389666935557
                ],
                [
                  -119.95374961905564,
                  48.56846131932314,
                  2052.6989666935556
                ],
                [
                  -119.95457415576361,
                  48.554741058094976,
                  2052.6989666935556
                ],
                [
                  -119.96575714310329,
                  48.55503658201537,
                  1839.3389666935557
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:06:05Z",
            "pc:count": 19336972,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 724230.4397,
                "count": 19336972,
                "maximum": 724715.9021,
                "minimum": 723889.5221,
                "name": "X",
                "position": 0,
                "stddev": 223.6474965,
                "variance": 50018.2027
              },
              {
                "average": 5383261.895,
                "count": 19336972,
                "maximum": 5383966.266,
                "minimum": 5382439.006,
                "name": "Y",
                "position": 1,
                "stddev": 389.6953406,
                "variance": 151862.4585
              },
              {
                "average": 1937.569942,
                "count": 19336972,
                "maximum": 2052.698967,
                "minimum": 1839.338967,
                "name": "Z",
                "position": 2,
                "stddev": 50.15185951,
                "variance": 2515.209013
              },
              {
                "average": 1199.869281,
                "count": 19336972,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 688.9239872,
                "variance": 474616.2601
              },
              {
                "average": 1.498373479,
                "count": 19336972,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.769754678,
                "variance": 0.5925222644
              },
              {
                "average": 1.996435274,
                "count": 19336972,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.01518056,
                "variance": 1.030591569
              },
              {
                "average": 0.4972374682,
                "count": 19336972,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999923813,
                "variance": 0.2499923813
              },
              {
                "average": 0.0003269384679,
                "count": 19336972,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01807848434,
                "variance": 0.0003268315961
              },
              {
                "average": 1.34707735,
                "count": 19336972,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5158732463,
                "variance": 0.2661252063
              },
              {
                "average": -4.202066347,
                "count": 19336972,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.39698657,
                "variance": 153.6852759
              },
              {
                "average": 0,
                "count": 19336972,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 24.23756455,
                "count": 19336972,
                "maximum": 26,
                "minimum": 22,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.236040599,
                "variance": 1.527796363
              },
              {
                "average": 216054092.6,
                "count": 19336972,
                "maximum": 216055165.1,
                "minimum": 216052700.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 671.6509349,
                "variance": 451114.9783
              },
              {
                "average": 0,
                "count": 19336972,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19336972,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19336972,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19336972,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 19336972,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723889.5221,
              5382439.006,
              1839.338967,
              724715.9021,
              5383966.266,
              2052.698967
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723889.522129386,
                    5382439.005812692,
                    1839.3389666935557
                  ],
                  [
                    723889.522129386,
                    5383966.265812692,
                    1839.3389666935557
                  ],
                  [
                    724715.9021293859,
                    5383966.265812692,
                    2052.6989666935556
                  ],
                  [
                    724715.9021293859,
                    5382439.005812692,
                    2052.6989666935556
                  ],
                  [
                    723889.522129386,
                    5382439.005812692,
                    1839.3389666935557
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:06:05+00:00",
            "end_time": "2018-07-19T16:25:00+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98611483041223,
              48.35262191028424,
              865.1740109172035
            ],
            [
              -119.98528822803617,
              48.36662012683989,
              865.1740109172035
            ],
            [
              -119.9644960774103,
              48.366072886975715,
              1421.1740109172035
            ],
            [
              -119.96532835950694,
              48.35207493781454,
              1421.1740109172035
            ],
            [
              -119.98611483041223,
              48.35262191028424,
              865.1740109172035
            ]
          ]
        ]
      },
      "bbox": [
        -119.9861148,
        48.35207494,
        865.1740109,
        -119.9644961,
        48.36662013,
        1421.174011
      ],
      "properties": {
        "datetime": "2018-07-19T17:41:00Z",
        "pc:count": 21344030,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723994.7042,
            "count": 21344030,
            "maximum": 724816.1305,
            "minimum": 723273.9905,
            "name": "X",
            "position": 0,
            "stddev": 410.5391288,
            "variance": 168542.3763
          },
          {
            "average": 5360769.234,
            "count": 21344030,
            "maximum": 5361442.018,
            "minimum": 5359883.918,
            "name": "Y",
            "position": 1,
            "stddev": 396.7942309,
            "variance": 157445.6617
          },
          {
            "average": 1131.454671,
            "count": 21344030,
            "maximum": 1421.174011,
            "minimum": 865.1740109,
            "name": "Z",
            "position": 2,
            "stddev": 131.8269495,
            "variance": 17378.34463
          },
          {
            "average": 1041.530622,
            "count": 21344030,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 231.9720791,
            "variance": 53811.04548
          },
          {
            "average": 1.02887257,
            "count": 21344030,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1816403373,
            "variance": 0.03299321214
          },
          {
            "average": 1.057737784,
            "count": 21344030,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2631626203,
            "variance": 0.0692545647
          },
          {
            "average": 0.495594131,
            "count": 21344030,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999805997,
            "variance": 0.2499806
          },
          {
            "average": 0.0002203426438,
            "count": 21344030,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01484230788,
            "variance": 0.0002202941033
          },
          {
            "average": 1.639968928,
            "count": 21344030,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5671515096,
            "variance": 0.3216608349
          },
          {
            "average": 1.139415312,
            "count": 21344030,
            "maximum": 13.99800014,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.511534778,
            "variance": 72.44622427
          },
          {
            "average": 0,
            "count": 21344030,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 27.46989285,
            "count": 21344030,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.196097848,
            "variance": 1.430650062
          },
          {
            "average": 216055774.6,
            "count": 21344030,
            "maximum": 216057260.9,
            "minimum": 216054090.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 902.5225935,
            "variance": 814547.0318
          },
          {
            "average": 0,
            "count": 21344030,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21344030,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21344030,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21344030,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21344030,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          723273.9905,
          5359883.918,
          865.1740109,
          724816.1305,
          5361442.018,
          1421.174011
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                723273.9904509032,
                5359883.918498208,
                865.1740109172035
              ],
              [
                723273.9904509032,
                5361442.018498207,
                865.1740109172035
              ],
              [
                724816.1304509031,
                5361442.018498207,
                1421.1740109172035
              ],
              [
                724816.1304509031,
                5359883.918498208,
                1421.1740109172035
              ],
              [
                723273.9904509032,
                5359883.918498208,
                865.1740109172035
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:41:00+00:00",
        "end_time": "2018-07-19T16:48:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9861148,
            48.35207494,
            865.1740109,
            -119.9644961,
            48.36662013,
            1421.174011
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98611483041223,
                  48.35262191028424,
                  865.1740109172035
                ],
                [
                  -119.98528822803617,
                  48.36662012683989,
                  865.1740109172035
                ],
                [
                  -119.9644960774103,
                  48.366072886975715,
                  1421.1740109172035
                ],
                [
                  -119.96532835950694,
                  48.35207493781454,
                  1421.1740109172035
                ],
                [
                  -119.98611483041223,
                  48.35262191028424,
                  865.1740109172035
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:41:00Z",
            "pc:count": 21344030,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723994.7042,
                "count": 21344030,
                "maximum": 724816.1305,
                "minimum": 723273.9905,
                "name": "X",
                "position": 0,
                "stddev": 410.5391288,
                "variance": 168542.3763
              },
              {
                "average": 5360769.234,
                "count": 21344030,
                "maximum": 5361442.018,
                "minimum": 5359883.918,
                "name": "Y",
                "position": 1,
                "stddev": 396.7942309,
                "variance": 157445.6617
              },
              {
                "average": 1131.454671,
                "count": 21344030,
                "maximum": 1421.174011,
                "minimum": 865.1740109,
                "name": "Z",
                "position": 2,
                "stddev": 131.8269495,
                "variance": 17378.34463
              },
              {
                "average": 1041.530622,
                "count": 21344030,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 231.9720791,
                "variance": 53811.04548
              },
              {
                "average": 1.02887257,
                "count": 21344030,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1816403373,
                "variance": 0.03299321214
              },
              {
                "average": 1.057737784,
                "count": 21344030,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2631626203,
                "variance": 0.0692545647
              },
              {
                "average": 0.495594131,
                "count": 21344030,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999805997,
                "variance": 0.2499806
              },
              {
                "average": 0.0002203426438,
                "count": 21344030,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01484230788,
                "variance": 0.0002202941033
              },
              {
                "average": 1.639968928,
                "count": 21344030,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5671515096,
                "variance": 0.3216608349
              },
              {
                "average": 1.139415312,
                "count": 21344030,
                "maximum": 13.99800014,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.511534778,
                "variance": 72.44622427
              },
              {
                "average": 0,
                "count": 21344030,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 27.46989285,
                "count": 21344030,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.196097848,
                "variance": 1.430650062
              },
              {
                "average": 216055774.6,
                "count": 21344030,
                "maximum": 216057260.9,
                "minimum": 216054090.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 902.5225935,
                "variance": 814547.0318
              },
              {
                "average": 0,
                "count": 21344030,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21344030,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21344030,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21344030,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21344030,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              723273.9905,
              5359883.918,
              865.1740109,
              724816.1305,
              5361442.018,
              1421.174011
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    723273.9904509032,
                    5359883.918498208,
                    865.1740109172035
                  ],
                  [
                    723273.9904509032,
                    5361442.018498207,
                    865.1740109172035
                  ],
                  [
                    724816.1304509031,
                    5361442.018498207,
                    1421.1740109172035
                  ],
                  [
                    724816.1304509031,
                    5359883.918498208,
                    1421.1740109172035
                  ],
                  [
                    723273.9904509032,
                    5359883.918498208,
                    865.1740109172035
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:41:00+00:00",
            "end_time": "2018-07-19T16:48:10+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94533750112163,
              48.66300024680807,
              2125.4311675831536
            ],
            [
              -119.94449775463926,
              48.67687805770244,
              2125.4311675831536
            ],
            [
              -119.92337556207862,
              48.67631536429126,
              2514.2911675831533
            ],
            [
              -119.9242210913441,
              48.66243782634689,
              2514.2911675831533
            ],
            [
              -119.94533750112163,
              48.66300024680807,
              2125.4311675831536
            ]
          ]
        ]
      },
      "bbox": [
        -119.9453375,
        48.66243783,
        2125.431168,
        -119.9233756,
        48.67687806,
        2514.291168
      ],
      "properties": {
        "datetime": "2018-07-19T16:28:16Z",
        "pc:count": 21888581,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725568.6104,
            "count": 21888581,
            "maximum": 726472.829,
            "minimum": 724915.689,
            "name": "X",
            "position": 0,
            "stddev": 389.3075285,
            "variance": 151560.3517
          },
          {
            "average": 5395193.4,
            "count": 21888581,
            "maximum": 5396042.764,
            "minimum": 5394497.924,
            "name": "Y",
            "position": 1,
            "stddev": 453.8775478,
            "variance": 206004.8284
          },
          {
            "average": 2325.297633,
            "count": 21888581,
            "maximum": 2514.291168,
            "minimum": 2125.431168,
            "name": "Z",
            "position": 2,
            "stddev": 77.32941679,
            "variance": 5979.838701
          },
          {
            "average": 2436.268889,
            "count": 21888581,
            "maximum": 4095,
            "minimum": 370,
            "name": "Intensity",
            "position": 3,
            "stddev": 919.2257963,
            "variance": 844976.0646
          },
          {
            "average": 1.14440895,
            "count": 21888581,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4634812151,
            "variance": 0.2148148367
          },
          {
            "average": 1.288858469,
            "count": 21888581,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6922932325,
            "variance": 0.4792699197
          },
          {
            "average": 0.4982639578,
            "count": 21888581,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999969976,
            "variance": 0.2499969976
          },
          {
            "average": 0.0002401708909,
            "count": 21888581,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01549558711,
            "variance": 0.0002401132198
          },
          {
            "average": 1.570292108,
            "count": 21888581,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5533008603,
            "variance": 0.306141842
          },
          {
            "average": -0.3145932518,
            "count": 21888581,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.05796686,
            "variance": 226.7423659
          },
          {
            "average": 0,
            "count": 21888581,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 15.53296091,
            "count": 21888581,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.012303902,
            "variance": 36.14779821
          },
          {
            "average": 216050505.8,
            "count": 21888581,
            "maximum": 216052896.3,
            "minimum": 216047740.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1644.873228,
            "variance": 2705607.937
          },
          {
            "average": 0,
            "count": 21888581,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21888581,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21888581,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21888581,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 21888581,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724915.689,
          5394497.924,
          2125.431168,
          726472.829,
          5396042.764,
          2514.291168
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724915.689037776,
                5394497.924364727,
                2125.4311675831536
              ],
              [
                724915.689037776,
                5396042.764364727,
                2125.4311675831536
              ],
              [
                726472.8290377759,
                5396042.764364727,
                2514.2911675831533
              ],
              [
                726472.8290377759,
                5394497.924364727,
                2514.2911675831533
              ],
              [
                724915.689037776,
                5394497.924364727,
                2125.4311675831536
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:28:16+00:00",
        "end_time": "2018-07-19T15:02:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9453375,
            48.66243783,
            2125.431168,
            -119.9233756,
            48.67687806,
            2514.291168
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94533750112163,
                  48.66300024680807,
                  2125.4311675831536
                ],
                [
                  -119.94449775463926,
                  48.67687805770244,
                  2125.4311675831536
                ],
                [
                  -119.92337556207862,
                  48.67631536429126,
                  2514.2911675831533
                ],
                [
                  -119.9242210913441,
                  48.66243782634689,
                  2514.2911675831533
                ],
                [
                  -119.94533750112163,
                  48.66300024680807,
                  2125.4311675831536
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:28:16Z",
            "pc:count": 21888581,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725568.6104,
                "count": 21888581,
                "maximum": 726472.829,
                "minimum": 724915.689,
                "name": "X",
                "position": 0,
                "stddev": 389.3075285,
                "variance": 151560.3517
              },
              {
                "average": 5395193.4,
                "count": 21888581,
                "maximum": 5396042.764,
                "minimum": 5394497.924,
                "name": "Y",
                "position": 1,
                "stddev": 453.8775478,
                "variance": 206004.8284
              },
              {
                "average": 2325.297633,
                "count": 21888581,
                "maximum": 2514.291168,
                "minimum": 2125.431168,
                "name": "Z",
                "position": 2,
                "stddev": 77.32941679,
                "variance": 5979.838701
              },
              {
                "average": 2436.268889,
                "count": 21888581,
                "maximum": 4095,
                "minimum": 370,
                "name": "Intensity",
                "position": 3,
                "stddev": 919.2257963,
                "variance": 844976.0646
              },
              {
                "average": 1.14440895,
                "count": 21888581,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4634812151,
                "variance": 0.2148148367
              },
              {
                "average": 1.288858469,
                "count": 21888581,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6922932325,
                "variance": 0.4792699197
              },
              {
                "average": 0.4982639578,
                "count": 21888581,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999969976,
                "variance": 0.2499969976
              },
              {
                "average": 0.0002401708909,
                "count": 21888581,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01549558711,
                "variance": 0.0002401132198
              },
              {
                "average": 1.570292108,
                "count": 21888581,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5533008603,
                "variance": 0.306141842
              },
              {
                "average": -0.3145932518,
                "count": 21888581,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.05796686,
                "variance": 226.7423659
              },
              {
                "average": 0,
                "count": 21888581,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 15.53296091,
                "count": 21888581,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.012303902,
                "variance": 36.14779821
              },
              {
                "average": 216050505.8,
                "count": 21888581,
                "maximum": 216052896.3,
                "minimum": 216047740.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1644.873228,
                "variance": 2705607.937
              },
              {
                "average": 0,
                "count": 21888581,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21888581,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21888581,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21888581,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 21888581,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724915.689,
              5394497.924,
              2125.431168,
              726472.829,
              5396042.764,
              2514.291168
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724915.689037776,
                    5394497.924364727,
                    2125.4311675831536
                  ],
                  [
                    724915.689037776,
                    5396042.764364727,
                    2125.4311675831536
                  ],
                  [
                    726472.8290377759,
                    5396042.764364727,
                    2514.2911675831533
                  ],
                  [
                    726472.8290377759,
                    5394497.924364727,
                    2514.2911675831533
                  ],
                  [
                    724915.689037776,
                    5394497.924364727,
                    2125.4311675831536
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:28:16+00:00",
            "end_time": "2018-07-19T15:02:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98606486473354,
              48.55504100511839,
              1720.365964008989
            ],
            [
              -119.98523208588398,
              48.569043218486094,
              1720.365964008989
            ],
            [
              -119.9641537695508,
              48.56848889998827,
              1916.025964008989
            ],
            [
              -119.96499234920363,
              48.55448695778659,
              1916.025964008989
            ],
            [
              -119.98606486473354,
              48.55504100511839,
              1720.365964008989
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860649,
        48.55448696,
        1720.365964,
        -119.9641538,
        48.56904322,
        1916.025964
      ],
      "properties": {
        "datetime": "2018-07-19T17:34:52Z",
        "pc:count": 35436989,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723205.0762,
            "count": 35436989,
            "maximum": 723948.3756,
            "minimum": 722391.2156,
            "name": "X",
            "position": 0,
            "stddev": 406.8416777,
            "variance": 165520.1507
          },
          {
            "average": 5383167.913,
            "count": 35436989,
            "maximum": 5383938.764,
            "minimum": 5382380.164,
            "name": "Y",
            "position": 1,
            "stddev": 435.1189427,
            "variance": 189328.4943
          },
          {
            "average": 1808.206256,
            "count": 35436989,
            "maximum": 1916.025964,
            "minimum": 1720.365964,
            "name": "Z",
            "position": 2,
            "stddev": 48.12031254,
            "variance": 2315.564479
          },
          {
            "average": 1261.464356,
            "count": 35436989,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 618.4558937,
            "variance": 382487.6924
          },
          {
            "average": 1.364353303,
            "count": 35436989,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6715795409,
            "variance": 0.4510190798
          },
          {
            "average": 1.728972572,
            "count": 35436989,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9253351272,
            "variance": 0.8562450977
          },
          {
            "average": 0.496564536,
            "count": 35436989,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882045,
            "variance": 0.2499882046
          },
          {
            "average": 0.0002261761009,
            "count": 35436989,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01503745163,
            "variance": 0.0002261249517
          },
          {
            "average": 1.41044486,
            "count": 35436989,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.541676813,
            "variance": 0.2934137698
          },
          {
            "average": 1.705838259,
            "count": 35436989,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.12412747,
            "variance": 146.994467
          },
          {
            "average": 0,
            "count": 35436989,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.84504874,
            "count": 35436989,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.408429301,
            "variance": 1.983673096
          },
          {
            "average": 216055572.3,
            "count": 35436989,
            "maximum": 216056892.3,
            "minimum": 216054420.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 817.1823447,
            "variance": 667786.9844
          },
          {
            "average": 0,
            "count": 35436989,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35436989,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35436989,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35436989,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 35436989,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722391.2156,
          5382380.164,
          1720.365964,
          723948.3756,
          5383938.764,
          1916.025964
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722391.2156264593,
                5382380.16429728,
                1720.365964008989
              ],
              [
                722391.2156264593,
                5383938.7642972795,
                1720.365964008989
              ],
              [
                723948.3756264593,
                5383938.7642972795,
                1916.025964008989
              ],
              [
                723948.3756264593,
                5382380.16429728,
                1916.025964008989
              ],
              [
                722391.2156264593,
                5382380.16429728,
                1720.365964008989
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:34:52+00:00",
        "end_time": "2018-07-19T16:53:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860649,
            48.55448696,
            1720.365964,
            -119.9641538,
            48.56904322,
            1916.025964
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98606486473354,
                  48.55504100511839,
                  1720.365964008989
                ],
                [
                  -119.98523208588398,
                  48.569043218486094,
                  1720.365964008989
                ],
                [
                  -119.9641537695508,
                  48.56848889998827,
                  1916.025964008989
                ],
                [
                  -119.96499234920363,
                  48.55448695778659,
                  1916.025964008989
                ],
                [
                  -119.98606486473354,
                  48.55504100511839,
                  1720.365964008989
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:34:52Z",
            "pc:count": 35436989,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723205.0762,
                "count": 35436989,
                "maximum": 723948.3756,
                "minimum": 722391.2156,
                "name": "X",
                "position": 0,
                "stddev": 406.8416777,
                "variance": 165520.1507
              },
              {
                "average": 5383167.913,
                "count": 35436989,
                "maximum": 5383938.764,
                "minimum": 5382380.164,
                "name": "Y",
                "position": 1,
                "stddev": 435.1189427,
                "variance": 189328.4943
              },
              {
                "average": 1808.206256,
                "count": 35436989,
                "maximum": 1916.025964,
                "minimum": 1720.365964,
                "name": "Z",
                "position": 2,
                "stddev": 48.12031254,
                "variance": 2315.564479
              },
              {
                "average": 1261.464356,
                "count": 35436989,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 618.4558937,
                "variance": 382487.6924
              },
              {
                "average": 1.364353303,
                "count": 35436989,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6715795409,
                "variance": 0.4510190798
              },
              {
                "average": 1.728972572,
                "count": 35436989,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9253351272,
                "variance": 0.8562450977
              },
              {
                "average": 0.496564536,
                "count": 35436989,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882045,
                "variance": 0.2499882046
              },
              {
                "average": 0.0002261761009,
                "count": 35436989,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01503745163,
                "variance": 0.0002261249517
              },
              {
                "average": 1.41044486,
                "count": 35436989,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.541676813,
                "variance": 0.2934137698
              },
              {
                "average": 1.705838259,
                "count": 35436989,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.12412747,
                "variance": 146.994467
              },
              {
                "average": 0,
                "count": 35436989,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.84504874,
                "count": 35436989,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.408429301,
                "variance": 1.983673096
              },
              {
                "average": 216055572.3,
                "count": 35436989,
                "maximum": 216056892.3,
                "minimum": 216054420.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 817.1823447,
                "variance": 667786.9844
              },
              {
                "average": 0,
                "count": 35436989,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35436989,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35436989,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35436989,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 35436989,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722391.2156,
              5382380.164,
              1720.365964,
              723948.3756,
              5383938.764,
              1916.025964
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722391.2156264593,
                    5382380.16429728,
                    1720.365964008989
                  ],
                  [
                    722391.2156264593,
                    5383938.7642972795,
                    1720.365964008989
                  ],
                  [
                    723948.3756264593,
                    5383938.7642972795,
                    1916.025964008989
                  ],
                  [
                    723948.3756264593,
                    5382380.16429728,
                    1916.025964008989
                  ],
                  [
                    722391.2156264593,
                    5382380.16429728,
                    1720.365964008989
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:34:52+00:00",
            "end_time": "2018-07-19T16:53:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96586632899941,
              48.37960393770239,
              969.8393987124596
            ],
            [
              -119.96503328298036,
              48.39360362335917,
              969.8393987124596
            ],
            [
              -119.94402468496227,
              48.393047021531416,
              1357.2793987124596
            ],
            [
              -119.94486347567441,
              48.37904760790279,
              1357.2793987124596
            ],
            [
              -119.96586632899941,
              48.37960393770239,
              969.8393987124596
            ]
          ]
        ]
      },
      "bbox": [
        -119.9658663,
        48.37904761,
        969.8393987,
        -119.9440247,
        48.39360362,
        1357.279399
      ],
      "properties": {
        "datetime": "2018-07-19T17:11:26Z",
        "pc:count": 30931554,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725462.1552,
            "count": 30931554,
            "maximum": 726212.4773,
            "minimum": 724655.0773,
            "name": "X",
            "position": 0,
            "stddev": 439.6252016,
            "variance": 193270.3179
          },
          {
            "average": 5363722.798,
            "count": 30931554,
            "maximum": 5364500.069,
            "minimum": 5362941.769,
            "name": "Y",
            "position": 1,
            "stddev": 436.7238848,
            "variance": 190727.7515
          },
          {
            "average": 1149.548921,
            "count": 30931554,
            "maximum": 1357.279399,
            "minimum": 969.8393987,
            "name": "Z",
            "position": 2,
            "stddev": 73.6839476,
            "variance": 5429.324135
          },
          {
            "average": 901.7179387,
            "count": 30931554,
            "maximum": 2502,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 258.5572672,
            "variance": 66851.86043
          },
          {
            "average": 1.16123477,
            "count": 30931554,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4327593379,
            "variance": 0.1872806445
          },
          {
            "average": 1.322425799,
            "count": 30931554,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6120180843,
            "variance": 0.3745661355
          },
          {
            "average": 0.4948740047,
            "count": 30931554,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999737316,
            "variance": 0.2499737323
          },
          {
            "average": 0.0003140159075,
            "count": 30931554,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01771771181,
            "variance": 0.0003139173117
          },
          {
            "average": 1.500989507,
            "count": 30931554,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5792038087,
            "variance": 0.335477052
          },
          {
            "average": -0.1027580448,
            "count": 30931554,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.195088225,
            "variance": 84.54964746
          },
          {
            "average": 0,
            "count": 30931554,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.16225638,
            "count": 30931554,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.43201271,
            "variance": 2.0506604
          },
          {
            "average": 216053461.5,
            "count": 30931554,
            "maximum": 216055486.3,
            "minimum": 216052066.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 938.8460345,
            "variance": 881431.8764
          },
          {
            "average": 0,
            "count": 30931554,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30931554,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30931554,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30931554,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30931554,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724655.0773,
          5362941.769,
          969.8393987,
          726212.4773,
          5364500.069,
          1357.279399
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724655.0772943568,
                5362941.76919676,
                969.8393987124596
              ],
              [
                724655.0772943568,
                5364500.069196761,
                969.8393987124596
              ],
              [
                726212.4772943567,
                5364500.069196761,
                1357.2793987124596
              ],
              [
                726212.4772943567,
                5362941.76919676,
                1357.2793987124596
              ],
              [
                724655.0772943568,
                5362941.76919676,
                969.8393987124596
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:11:26+00:00",
        "end_time": "2018-07-19T16:14:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9658663,
            48.37904761,
            969.8393987,
            -119.9440247,
            48.39360362,
            1357.279399
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96586632899941,
                  48.37960393770239,
                  969.8393987124596
                ],
                [
                  -119.96503328298036,
                  48.39360362335917,
                  969.8393987124596
                ],
                [
                  -119.94402468496227,
                  48.393047021531416,
                  1357.2793987124596
                ],
                [
                  -119.94486347567441,
                  48.37904760790279,
                  1357.2793987124596
                ],
                [
                  -119.96586632899941,
                  48.37960393770239,
                  969.8393987124596
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:11:26Z",
            "pc:count": 30931554,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725462.1552,
                "count": 30931554,
                "maximum": 726212.4773,
                "minimum": 724655.0773,
                "name": "X",
                "position": 0,
                "stddev": 439.6252016,
                "variance": 193270.3179
              },
              {
                "average": 5363722.798,
                "count": 30931554,
                "maximum": 5364500.069,
                "minimum": 5362941.769,
                "name": "Y",
                "position": 1,
                "stddev": 436.7238848,
                "variance": 190727.7515
              },
              {
                "average": 1149.548921,
                "count": 30931554,
                "maximum": 1357.279399,
                "minimum": 969.8393987,
                "name": "Z",
                "position": 2,
                "stddev": 73.6839476,
                "variance": 5429.324135
              },
              {
                "average": 901.7179387,
                "count": 30931554,
                "maximum": 2502,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 258.5572672,
                "variance": 66851.86043
              },
              {
                "average": 1.16123477,
                "count": 30931554,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4327593379,
                "variance": 0.1872806445
              },
              {
                "average": 1.322425799,
                "count": 30931554,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6120180843,
                "variance": 0.3745661355
              },
              {
                "average": 0.4948740047,
                "count": 30931554,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999737316,
                "variance": 0.2499737323
              },
              {
                "average": 0.0003140159075,
                "count": 30931554,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01771771181,
                "variance": 0.0003139173117
              },
              {
                "average": 1.500989507,
                "count": 30931554,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5792038087,
                "variance": 0.335477052
              },
              {
                "average": -0.1027580448,
                "count": 30931554,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.195088225,
                "variance": 84.54964746
              },
              {
                "average": 0,
                "count": 30931554,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.16225638,
                "count": 30931554,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.43201271,
                "variance": 2.0506604
              },
              {
                "average": 216053461.5,
                "count": 30931554,
                "maximum": 216055486.3,
                "minimum": 216052066.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 938.8460345,
                "variance": 881431.8764
              },
              {
                "average": 0,
                "count": 30931554,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30931554,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30931554,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30931554,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30931554,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724655.0773,
              5362941.769,
              969.8393987,
              726212.4773,
              5364500.069,
              1357.279399
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724655.0772943568,
                    5362941.76919676,
                    969.8393987124596
                  ],
                  [
                    724655.0772943568,
                    5364500.069196761,
                    969.8393987124596
                  ],
                  [
                    726212.4772943567,
                    5364500.069196761,
                    1357.2793987124596
                  ],
                  [
                    726212.4772943567,
                    5362941.76919676,
                    1357.2793987124596
                  ],
                  [
                    724655.0772943568,
                    5362941.76919676,
                    969.8393987124596
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:11:26+00:00",
            "end_time": "2018-07-19T16:14:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06724996147028,
              48.51453626469039,
              1271.4028991173868
            ],
            [
              -120.06644089244976,
              48.52853709352391,
              1271.4028991173868
            ],
            [
              -120.04537755947594,
              48.527997968759216,
              1780.4828991173868
            ],
            [
              -120.04619241718669,
              48.51399740358621,
              1780.4828991173868
            ],
            [
              -120.06724996147028,
              48.51453626469039,
              1271.4028991173868
            ]
          ]
        ]
      },
      "bbox": [
        -120.06725,
        48.5139974,
        1271.402899,
        -120.0453776,
        48.52853709,
        1780.482899
      ],
      "properties": {
        "datetime": "2018-07-20T00:15:01Z",
        "pc:count": 49096022,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717347.9518,
            "count": 49096022,
            "maximum": 718131.4112,
            "minimum": 716574.2312,
            "name": "X",
            "position": 0,
            "stddev": 432.2184104,
            "variance": 186812.7543
          },
          {
            "average": 5378454.775,
            "count": 49096022,
            "maximum": 5379203.64,
            "minimum": 5377645.32,
            "name": "Y",
            "position": 1,
            "stddev": 413.4471745,
            "variance": 170938.5661
          },
          {
            "average": 1551.92499,
            "count": 49096022,
            "maximum": 1780.482899,
            "minimum": 1271.402899,
            "name": "Z",
            "position": 2,
            "stddev": 100.7208878,
            "variance": 10144.69723
          },
          {
            "average": 794.1287496,
            "count": 49096022,
            "maximum": 4095,
            "minimum": 18,
            "name": "Intensity",
            "position": 3,
            "stddev": 527.329865,
            "variance": 278076.7866
          },
          {
            "average": 1.457833569,
            "count": 49096022,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7778666055,
            "variance": 0.6050764559
          },
          {
            "average": 1.915603529,
            "count": 49096022,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.071305847,
            "variance": 1.147696218
          },
          {
            "average": 0.4969639903,
            "count": 49096022,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999907877,
            "variance": 0.2499907877
          },
          {
            "average": 0.0002971116479,
            "count": 49096022,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01723436621,
            "variance": 0.0002970233786
          },
          {
            "average": 1.310996337,
            "count": 49096022,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5173808713,
            "variance": 0.2676829659
          },
          {
            "average": 3.778158538,
            "count": 49096022,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.55016487,
            "variance": 183.6069681
          },
          {
            "average": 0,
            "count": 49096022,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.37690746,
            "count": 49096022,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.422818418,
            "variance": 55.09823327
          },
          {
            "average": 216077705,
            "count": 49096022,
            "maximum": 216080901.3,
            "minimum": 216064327.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4238.919404,
            "variance": 17968437.72
          },
          {
            "average": 0,
            "count": 49096022,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49096022,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49096022,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49096022,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49096022,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716574.2312,
          5377645.32,
          1271.402899,
          718131.4112,
          5379203.64,
          1780.482899
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716574.2311975351,
                5377645.3198964,
                1271.4028991173868
              ],
              [
                716574.2311975351,
                5379203.6398964,
                1271.4028991173868
              ],
              [
                718131.411197535,
                5379203.6398964,
                1780.4828991173868
              ],
              [
                718131.411197535,
                5377645.3198964,
                1780.4828991173868
              ],
              [
                716574.2311975351,
                5377645.3198964,
                1271.4028991173868
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:15:01+00:00",
        "end_time": "2018-07-19T19:38:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.06725,
            48.5139974,
            1271.402899,
            -120.0453776,
            48.52853709,
            1780.482899
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06724996147028,
                  48.51453626469039,
                  1271.4028991173868
                ],
                [
                  -120.06644089244976,
                  48.52853709352391,
                  1271.4028991173868
                ],
                [
                  -120.04537755947594,
                  48.527997968759216,
                  1780.4828991173868
                ],
                [
                  -120.04619241718669,
                  48.51399740358621,
                  1780.4828991173868
                ],
                [
                  -120.06724996147028,
                  48.51453626469039,
                  1271.4028991173868
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:15:01Z",
            "pc:count": 49096022,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717347.9518,
                "count": 49096022,
                "maximum": 718131.4112,
                "minimum": 716574.2312,
                "name": "X",
                "position": 0,
                "stddev": 432.2184104,
                "variance": 186812.7543
              },
              {
                "average": 5378454.775,
                "count": 49096022,
                "maximum": 5379203.64,
                "minimum": 5377645.32,
                "name": "Y",
                "position": 1,
                "stddev": 413.4471745,
                "variance": 170938.5661
              },
              {
                "average": 1551.92499,
                "count": 49096022,
                "maximum": 1780.482899,
                "minimum": 1271.402899,
                "name": "Z",
                "position": 2,
                "stddev": 100.7208878,
                "variance": 10144.69723
              },
              {
                "average": 794.1287496,
                "count": 49096022,
                "maximum": 4095,
                "minimum": 18,
                "name": "Intensity",
                "position": 3,
                "stddev": 527.329865,
                "variance": 278076.7866
              },
              {
                "average": 1.457833569,
                "count": 49096022,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7778666055,
                "variance": 0.6050764559
              },
              {
                "average": 1.915603529,
                "count": 49096022,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.071305847,
                "variance": 1.147696218
              },
              {
                "average": 0.4969639903,
                "count": 49096022,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999907877,
                "variance": 0.2499907877
              },
              {
                "average": 0.0002971116479,
                "count": 49096022,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01723436621,
                "variance": 0.0002970233786
              },
              {
                "average": 1.310996337,
                "count": 49096022,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5173808713,
                "variance": 0.2676829659
              },
              {
                "average": 3.778158538,
                "count": 49096022,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.55016487,
                "variance": 183.6069681
              },
              {
                "average": 0,
                "count": 49096022,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.37690746,
                "count": 49096022,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.422818418,
                "variance": 55.09823327
              },
              {
                "average": 216077705,
                "count": 49096022,
                "maximum": 216080901.3,
                "minimum": 216064327.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4238.919404,
                "variance": 17968437.72
              },
              {
                "average": 0,
                "count": 49096022,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49096022,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49096022,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49096022,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49096022,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716574.2312,
              5377645.32,
              1271.402899,
              718131.4112,
              5379203.64,
              1780.482899
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716574.2311975351,
                    5377645.3198964,
                    1271.4028991173868
                  ],
                  [
                    716574.2311975351,
                    5379203.6398964,
                    1271.4028991173868
                  ],
                  [
                    718131.411197535,
                    5379203.6398964,
                    1780.4828991173868
                  ],
                  [
                    718131.411197535,
                    5377645.3198964,
                    1780.4828991173868
                  ],
                  [
                    716574.2311975351,
                    5377645.3198964,
                    1271.4028991173868
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:15:01+00:00",
            "end_time": "2018-07-19T19:38:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00638764554833,
              48.64951610903906,
              1823.2880856707675
            ],
            [
              -120.00555760975755,
              48.66352032916913,
              1823.2880856707675
            ],
            [
              -119.9844389883852,
              48.66296892212116,
              2132.8680856707674
            ],
            [
              -119.98527485653929,
              48.64896497188569,
              2132.8680856707674
            ],
            [
              -120.00638764554833,
              48.64951610903906,
              1823.2880856707675
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063876,
        48.64896497,
        1823.288086,
        -119.984439,
        48.66352033,
        2132.868086
      ],
      "properties": {
        "datetime": "2018-07-19T18:36:47Z",
        "pc:count": 32032331,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721225.7571,
            "count": 32032331,
            "maximum": 722037.113,
            "minimum": 720479.913,
            "name": "X",
            "position": 0,
            "stddev": 441.6980664,
            "variance": 195097.1818
          },
          {
            "average": 5393580.437,
            "count": 32032331,
            "maximum": 5394379.838,
            "minimum": 5392821.018,
            "name": "Y",
            "position": 1,
            "stddev": 424.4240043,
            "variance": 180135.7354
          },
          {
            "average": 1998.413835,
            "count": 32032331,
            "maximum": 2132.868086,
            "minimum": 1823.288086,
            "name": "Z",
            "position": 2,
            "stddev": 68.54950606,
            "variance": 4699.034781
          },
          {
            "average": 2282.909516,
            "count": 32032331,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 932.3809929,
            "variance": 869334.3159
          },
          {
            "average": 1.166044488,
            "count": 32032331,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4894184013,
            "variance": 0.2395303715
          },
          {
            "average": 1.332009369,
            "count": 32032331,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7244695576,
            "variance": 0.5248561398
          },
          {
            "average": 0.4970574574,
            "count": 32032331,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999913492,
            "variance": 0.2499913492
          },
          {
            "average": 0.0002950768709,
            "count": 32032331,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01717526739,
            "variance": 0.0002949898098
          },
          {
            "average": 1.494296528,
            "count": 32032331,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5418942202,
            "variance": 0.2936493459
          },
          {
            "average": 0.1078360901,
            "count": 32032331,
            "maximum": 25.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.36006401,
            "variance": 235.9315665
          },
          {
            "average": 0,
            "count": 32032331,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.68768542,
            "count": 32032331,
            "maximum": 36,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.138332659,
            "variance": 4.572466559
          },
          {
            "average": 216058311.3,
            "count": 32032331,
            "maximum": 216060607.7,
            "minimum": 216056318.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1191.561962,
            "variance": 1419819.908
          },
          {
            "average": 0,
            "count": 32032331,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32032331,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32032331,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32032331,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32032331,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720479.913,
          5392821.018,
          1823.288086,
          722037.113,
          5394379.838,
          2132.868086
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720479.9130212379,
                5392821.017661296,
                1823.2880856707675
              ],
              [
                720479.9130212379,
                5394379.837661296,
                1823.2880856707675
              ],
              [
                722037.1130212379,
                5394379.837661296,
                2132.8680856707674
              ],
              [
                722037.1130212379,
                5392821.017661296,
                2132.8680856707674
              ],
              [
                720479.9130212379,
                5392821.017661296,
                1823.2880856707675
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:36:47+00:00",
        "end_time": "2018-07-19T17:25:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063876,
            48.64896497,
            1823.288086,
            -119.984439,
            48.66352033,
            2132.868086
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00638764554833,
                  48.64951610903906,
                  1823.2880856707675
                ],
                [
                  -120.00555760975755,
                  48.66352032916913,
                  1823.2880856707675
                ],
                [
                  -119.9844389883852,
                  48.66296892212116,
                  2132.8680856707674
                ],
                [
                  -119.98527485653929,
                  48.64896497188569,
                  2132.8680856707674
                ],
                [
                  -120.00638764554833,
                  48.64951610903906,
                  1823.2880856707675
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:36:47Z",
            "pc:count": 32032331,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721225.7571,
                "count": 32032331,
                "maximum": 722037.113,
                "minimum": 720479.913,
                "name": "X",
                "position": 0,
                "stddev": 441.6980664,
                "variance": 195097.1818
              },
              {
                "average": 5393580.437,
                "count": 32032331,
                "maximum": 5394379.838,
                "minimum": 5392821.018,
                "name": "Y",
                "position": 1,
                "stddev": 424.4240043,
                "variance": 180135.7354
              },
              {
                "average": 1998.413835,
                "count": 32032331,
                "maximum": 2132.868086,
                "minimum": 1823.288086,
                "name": "Z",
                "position": 2,
                "stddev": 68.54950606,
                "variance": 4699.034781
              },
              {
                "average": 2282.909516,
                "count": 32032331,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 932.3809929,
                "variance": 869334.3159
              },
              {
                "average": 1.166044488,
                "count": 32032331,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4894184013,
                "variance": 0.2395303715
              },
              {
                "average": 1.332009369,
                "count": 32032331,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7244695576,
                "variance": 0.5248561398
              },
              {
                "average": 0.4970574574,
                "count": 32032331,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999913492,
                "variance": 0.2499913492
              },
              {
                "average": 0.0002950768709,
                "count": 32032331,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01717526739,
                "variance": 0.0002949898098
              },
              {
                "average": 1.494296528,
                "count": 32032331,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5418942202,
                "variance": 0.2936493459
              },
              {
                "average": 0.1078360901,
                "count": 32032331,
                "maximum": 25.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.36006401,
                "variance": 235.9315665
              },
              {
                "average": 0,
                "count": 32032331,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.68768542,
                "count": 32032331,
                "maximum": 36,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.138332659,
                "variance": 4.572466559
              },
              {
                "average": 216058311.3,
                "count": 32032331,
                "maximum": 216060607.7,
                "minimum": 216056318.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1191.561962,
                "variance": 1419819.908
              },
              {
                "average": 0,
                "count": 32032331,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32032331,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32032331,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32032331,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32032331,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720479.913,
              5392821.018,
              1823.288086,
              722037.113,
              5394379.838,
              2132.868086
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720479.9130212379,
                    5392821.017661296,
                    1823.2880856707675
                  ],
                  [
                    720479.9130212379,
                    5394379.837661296,
                    1823.2880856707675
                  ],
                  [
                    722037.1130212379,
                    5394379.837661296,
                    2132.8680856707674
                  ],
                  [
                    722037.1130212379,
                    5392821.017661296,
                    2132.8680856707674
                  ],
                  [
                    720479.9130212379,
                    5392821.017661296,
                    1823.2880856707675
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:36:47+00:00",
            "end_time": "2018-07-19T17:25:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94532418143423,
              48.67649761809039,
              1991.929292420495
            ],
            [
              -119.94447638352162,
              48.690501701302814,
              1991.929292420495
            ],
            [
              -119.92349313073247,
              48.68994275328153,
              2418.289292420495
            ],
            [
              -119.92434672843054,
              48.67593894368565,
              2418.289292420495
            ],
            [
              -119.94532418143423,
              48.67649761809039,
              1991.929292420495
            ]
          ]
        ]
      },
      "bbox": [
        -119.9453242,
        48.67593894,
        1991.929292,
        -119.9234931,
        48.6905017,
        2418.289292
      ],
      "properties": {
        "datetime": "2018-07-19T16:28:38Z",
        "pc:count": 30124717,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725628.6691,
            "count": 30124717,
            "maximum": 726403.0376,
            "minimum": 724856.5576,
            "name": "X",
            "position": 0,
            "stddev": 421.9367412,
            "variance": 178030.6136
          },
          {
            "average": 5396767.595,
            "count": 30124717,
            "maximum": 5397556.945,
            "minimum": 5395998.045,
            "name": "Y",
            "position": 1,
            "stddev": 429.1699872,
            "variance": 184186.878
          },
          {
            "average": 2157.941894,
            "count": 30124717,
            "maximum": 2418.289292,
            "minimum": 1991.929292,
            "name": "Z",
            "position": 2,
            "stddev": 88.642145,
            "variance": 7857.42987
          },
          {
            "average": 1957.662547,
            "count": 30124717,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 875.9303376,
            "variance": 767253.9563
          },
          {
            "average": 1.234507464,
            "count": 30124717,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5869783562,
            "variance": 0.3445435907
          },
          {
            "average": 1.469036639,
            "count": 30124717,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8626580006,
            "variance": 0.744178826
          },
          {
            "average": 0.4976122099,
            "count": 30124717,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999943067,
            "variance": 0.2499943068
          },
          {
            "average": 0.000267786748,
            "count": 30124717,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0163620001,
            "variance": 0.0002677150471
          },
          {
            "average": 1.475808818,
            "count": 30124717,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5420451608,
            "variance": 0.2938129563
          },
          {
            "average": -1.465303822,
            "count": 30124717,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.84419203,
            "variance": 220.3500369
          },
          {
            "average": 0,
            "count": 30124717,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.19591782,
            "count": 30124717,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.057562281,
            "variance": 36.69406079
          },
          {
            "average": 216050100.1,
            "count": 30124717,
            "maximum": 216052918.5,
            "minimum": 216047766.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1686.64258,
            "variance": 2844763.194
          },
          {
            "average": 0,
            "count": 30124717,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30124717,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30124717,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30124717,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30124717,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724856.5576,
          5395998.045,
          1991.929292,
          726403.0376,
          5397556.945,
          2418.289292
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724856.557585687,
                5395998.044694864,
                1991.929292420495
              ],
              [
                724856.557585687,
                5397556.944694865,
                1991.929292420495
              ],
              [
                726403.037585687,
                5397556.944694865,
                2418.289292420495
              ],
              [
                726403.037585687,
                5395998.044694864,
                2418.289292420495
              ],
              [
                724856.557585687,
                5395998.044694864,
                1991.929292420495
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:28:38+00:00",
        "end_time": "2018-07-19T15:02:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9453242,
            48.67593894,
            1991.929292,
            -119.9234931,
            48.6905017,
            2418.289292
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94532418143423,
                  48.67649761809039,
                  1991.929292420495
                ],
                [
                  -119.94447638352162,
                  48.690501701302814,
                  1991.929292420495
                ],
                [
                  -119.92349313073247,
                  48.68994275328153,
                  2418.289292420495
                ],
                [
                  -119.92434672843054,
                  48.67593894368565,
                  2418.289292420495
                ],
                [
                  -119.94532418143423,
                  48.67649761809039,
                  1991.929292420495
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:28:38Z",
            "pc:count": 30124717,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725628.6691,
                "count": 30124717,
                "maximum": 726403.0376,
                "minimum": 724856.5576,
                "name": "X",
                "position": 0,
                "stddev": 421.9367412,
                "variance": 178030.6136
              },
              {
                "average": 5396767.595,
                "count": 30124717,
                "maximum": 5397556.945,
                "minimum": 5395998.045,
                "name": "Y",
                "position": 1,
                "stddev": 429.1699872,
                "variance": 184186.878
              },
              {
                "average": 2157.941894,
                "count": 30124717,
                "maximum": 2418.289292,
                "minimum": 1991.929292,
                "name": "Z",
                "position": 2,
                "stddev": 88.642145,
                "variance": 7857.42987
              },
              {
                "average": 1957.662547,
                "count": 30124717,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 875.9303376,
                "variance": 767253.9563
              },
              {
                "average": 1.234507464,
                "count": 30124717,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5869783562,
                "variance": 0.3445435907
              },
              {
                "average": 1.469036639,
                "count": 30124717,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8626580006,
                "variance": 0.744178826
              },
              {
                "average": 0.4976122099,
                "count": 30124717,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999943067,
                "variance": 0.2499943068
              },
              {
                "average": 0.000267786748,
                "count": 30124717,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0163620001,
                "variance": 0.0002677150471
              },
              {
                "average": 1.475808818,
                "count": 30124717,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5420451608,
                "variance": 0.2938129563
              },
              {
                "average": -1.465303822,
                "count": 30124717,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.84419203,
                "variance": 220.3500369
              },
              {
                "average": 0,
                "count": 30124717,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.19591782,
                "count": 30124717,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.057562281,
                "variance": 36.69406079
              },
              {
                "average": 216050100.1,
                "count": 30124717,
                "maximum": 216052918.5,
                "minimum": 216047766.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1686.64258,
                "variance": 2844763.194
              },
              {
                "average": 0,
                "count": 30124717,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30124717,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30124717,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30124717,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30124717,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724856.5576,
              5395998.045,
              1991.929292,
              726403.0376,
              5397556.945,
              2418.289292
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724856.557585687,
                    5395998.044694864,
                    1991.929292420495
                  ],
                  [
                    724856.557585687,
                    5397556.944694865,
                    1991.929292420495
                  ],
                  [
                    726403.037585687,
                    5397556.944694865,
                    2418.289292420495
                  ],
                  [
                    726403.037585687,
                    5395998.044694864,
                    2418.289292420495
                  ],
                  [
                    724856.557585687,
                    5395998.044694864,
                    1991.929292420495
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:28:38+00:00",
            "end_time": "2018-07-19T15:02:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16888954386225,
              48.56842022150925,
              644.275656421602
            ],
            [
              -120.16810703189255,
              48.58242181164732,
              644.275656421602
            ],
            [
              -120.14702240123505,
              48.5819009326362,
              1072.255656421602
            ],
            [
              -120.14781072014071,
              48.56789959730987,
              1072.255656421602
            ],
            [
              -120.16888954386225,
              48.56842022150925,
              644.275656421602
            ]
          ]
        ]
      },
      "bbox": [
        -120.1688895,
        48.5678996,
        644.2756564,
        -120.1470224,
        48.58242181,
        1072.255656
      ],
      "properties": {
        "datetime": "2018-07-21T00:18:52Z",
        "pc:count": 47920862,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709595.5134,
            "count": 47920862,
            "maximum": 710404.2419,
            "minimum": 708847.2819,
            "name": "X",
            "position": 0,
            "stddev": 426.0635077,
            "variance": 181530.1126
          },
          {
            "average": 5384105.482,
            "count": 47920862,
            "maximum": 5384909.217,
            "minimum": 5383350.937,
            "name": "Y",
            "position": 1,
            "stddev": 427.9873334,
            "variance": 183173.1575
          },
          {
            "average": 811.6813108,
            "count": 47920862,
            "maximum": 1072.255656,
            "minimum": 644.2756564,
            "name": "Z",
            "position": 2,
            "stddev": 103.2974533,
            "variance": 10670.36386
          },
          {
            "average": 554.2642951,
            "count": 47920862,
            "maximum": 4095,
            "minimum": 46,
            "name": "Intensity",
            "position": 3,
            "stddev": 417.0291982,
            "variance": 173913.3521
          },
          {
            "average": 1.577762499,
            "count": 47920862,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7882181626,
            "variance": 0.6212878718
          },
          {
            "average": 2.155688414,
            "count": 47920862,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9758976527,
            "variance": 0.9523762286
          },
          {
            "average": 0.4973618379,
            "count": 47920862,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999930453,
            "variance": 0.2499930453
          },
          {
            "average": 0.0002595111916,
            "count": 47920862,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01610726081,
            "variance": 0.000259443851
          },
          {
            "average": 1.245183528,
            "count": 47920862,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4794257679,
            "variance": 0.2298490669
          },
          {
            "average": -0.3912380408,
            "count": 47920862,
            "maximum": 18,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.77443393,
            "variance": 116.0884266
          },
          {
            "average": 0,
            "count": 47920862,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 334.7102442,
            "count": 47920862,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 468.5889624,
            "variance": 219575.6157
          },
          {
            "average": 216154625.6,
            "count": 47920862,
            "maximum": 216167532.1,
            "minimum": 216136705.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13783.88792,
            "variance": 189995566.3
          },
          {
            "average": 0,
            "count": 47920862,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47920862,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47920862,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47920862,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47920862,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708847.2819,
          5383350.937,
          644.2756564,
          710404.2419,
          5384909.217,
          1072.255656
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708847.2819072574,
                5383350.937316182,
                644.275656421602
              ],
              [
                708847.2819072574,
                5384909.217316181,
                644.275656421602
              ],
              [
                710404.2419072574,
                5384909.217316181,
                1072.255656421602
              ],
              [
                710404.2419072574,
                5383350.937316182,
                1072.255656421602
              ],
              [
                708847.2819072574,
                5383350.937316182,
                644.275656421602
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:18:52+00:00",
        "end_time": "2018-07-20T15:45:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1688895,
            48.5678996,
            644.2756564,
            -120.1470224,
            48.58242181,
            1072.255656
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16888954386225,
                  48.56842022150925,
                  644.275656421602
                ],
                [
                  -120.16810703189255,
                  48.58242181164732,
                  644.275656421602
                ],
                [
                  -120.14702240123505,
                  48.5819009326362,
                  1072.255656421602
                ],
                [
                  -120.14781072014071,
                  48.56789959730987,
                  1072.255656421602
                ],
                [
                  -120.16888954386225,
                  48.56842022150925,
                  644.275656421602
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:18:52Z",
            "pc:count": 47920862,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709595.5134,
                "count": 47920862,
                "maximum": 710404.2419,
                "minimum": 708847.2819,
                "name": "X",
                "position": 0,
                "stddev": 426.0635077,
                "variance": 181530.1126
              },
              {
                "average": 5384105.482,
                "count": 47920862,
                "maximum": 5384909.217,
                "minimum": 5383350.937,
                "name": "Y",
                "position": 1,
                "stddev": 427.9873334,
                "variance": 183173.1575
              },
              {
                "average": 811.6813108,
                "count": 47920862,
                "maximum": 1072.255656,
                "minimum": 644.2756564,
                "name": "Z",
                "position": 2,
                "stddev": 103.2974533,
                "variance": 10670.36386
              },
              {
                "average": 554.2642951,
                "count": 47920862,
                "maximum": 4095,
                "minimum": 46,
                "name": "Intensity",
                "position": 3,
                "stddev": 417.0291982,
                "variance": 173913.3521
              },
              {
                "average": 1.577762499,
                "count": 47920862,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7882181626,
                "variance": 0.6212878718
              },
              {
                "average": 2.155688414,
                "count": 47920862,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9758976527,
                "variance": 0.9523762286
              },
              {
                "average": 0.4973618379,
                "count": 47920862,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999930453,
                "variance": 0.2499930453
              },
              {
                "average": 0.0002595111916,
                "count": 47920862,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01610726081,
                "variance": 0.000259443851
              },
              {
                "average": 1.245183528,
                "count": 47920862,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4794257679,
                "variance": 0.2298490669
              },
              {
                "average": -0.3912380408,
                "count": 47920862,
                "maximum": 18,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.77443393,
                "variance": 116.0884266
              },
              {
                "average": 0,
                "count": 47920862,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 334.7102442,
                "count": 47920862,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 468.5889624,
                "variance": 219575.6157
              },
              {
                "average": 216154625.6,
                "count": 47920862,
                "maximum": 216167532.1,
                "minimum": 216136705.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13783.88792,
                "variance": 189995566.3
              },
              {
                "average": 0,
                "count": 47920862,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47920862,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47920862,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47920862,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47920862,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708847.2819,
              5383350.937,
              644.2756564,
              710404.2419,
              5384909.217,
              1072.255656
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708847.2819072574,
                    5383350.937316182,
                    644.275656421602
                  ],
                  [
                    708847.2819072574,
                    5384909.217316181,
                    644.275656421602
                  ],
                  [
                    710404.2419072574,
                    5384909.217316181,
                    1072.255656421602
                  ],
                  [
                    710404.2419072574,
                    5383350.937316182,
                    1072.255656421602
                  ],
                  [
                    708847.2819072574,
                    5383350.937316182,
                    644.275656421602
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:18:52+00:00",
            "end_time": "2018-07-20T15:45:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08756547241146,
              48.52801827324929,
              1267.4574497288002
            ],
            [
              -120.08676152967243,
              48.54202094023908,
              1267.4574497288002
            ],
            [
              -120.06569438335677,
              48.54148547795123,
              1824.9774497288001
            ],
            [
              -120.06650411956153,
              48.527483072880656,
              1824.9774497288001
            ],
            [
              -120.08756547241146,
              48.52801827324929,
              1267.4574497288002
            ]
          ]
        ]
      },
      "bbox": [
        -120.0875655,
        48.52748307,
        1267.45745,
        -120.0656944,
        48.54202094,
        1824.97745
      ],
      "properties": {
        "datetime": "2018-07-20T01:17:27Z",
        "pc:count": 57756786,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715805.517,
            "count": 57756786,
            "maximum": 716574.0617,
            "minimum": 715017.0417,
            "name": "X",
            "position": 0,
            "stddev": 440.6459644,
            "variance": 194168.866
          },
          {
            "average": 5379854.667,
            "count": 57756786,
            "maximum": 5380644.819,
            "minimum": 5379086.319,
            "name": "Y",
            "position": 1,
            "stddev": 416.8032677,
            "variance": 173724.964
          },
          {
            "average": 1526.79465,
            "count": 57756786,
            "maximum": 1824.97745,
            "minimum": 1267.45745,
            "name": "Z",
            "position": 2,
            "stddev": 117.3661701,
            "variance": 13774.81789
          },
          {
            "average": 697.2764778,
            "count": 57756786,
            "maximum": 4095,
            "minimum": 3,
            "name": "Intensity",
            "position": 3,
            "stddev": 487.4753024,
            "variance": 237632.1704
          },
          {
            "average": 1.558028818,
            "count": 57756786,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8601765379,
            "variance": 0.7399036763
          },
          {
            "average": 2.11609609,
            "count": 57756786,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.162059012,
            "variance": 1.350381147
          },
          {
            "average": 0.4980259289,
            "count": 57756786,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999961074,
            "variance": 0.2499961074
          },
          {
            "average": 0.0002811790808,
            "count": 57756786,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01676603782,
            "variance": 0.000281100024
          },
          {
            "average": 1.292968345,
            "count": 57756786,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5153461583,
            "variance": 0.2655816629
          },
          {
            "average": 0.1100433191,
            "count": 57756786,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.87588021,
            "variance": 192.5400517
          },
          {
            "average": 0,
            "count": 57756786,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.00347086,
            "count": 57756786,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.287070566,
            "variance": 5.230691774
          },
          {
            "average": 216082137.7,
            "count": 57756786,
            "maximum": 216084647.2,
            "minimum": 216079821.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1368.339004,
            "variance": 1872351.629
          },
          {
            "average": 0,
            "count": 57756786,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57756786,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57756786,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57756786,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57756786,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715017.0417,
          5379086.319,
          1267.45745,
          716574.0617,
          5380644.819,
          1824.97745
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715017.04167066,
                5379086.3186287265,
                1267.4574497288002
              ],
              [
                715017.04167066,
                5380644.8186287265,
                1267.4574497288002
              ],
              [
                716574.06167066,
                5380644.8186287265,
                1824.9774497288001
              ],
              [
                716574.06167066,
                5379086.3186287265,
                1824.9774497288001
              ],
              [
                715017.04167066,
                5379086.3186287265,
                1267.4574497288002
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:17:27+00:00",
        "end_time": "2018-07-19T23:57:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0875655,
            48.52748307,
            1267.45745,
            -120.0656944,
            48.54202094,
            1824.97745
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08756547241146,
                  48.52801827324929,
                  1267.4574497288002
                ],
                [
                  -120.08676152967243,
                  48.54202094023908,
                  1267.4574497288002
                ],
                [
                  -120.06569438335677,
                  48.54148547795123,
                  1824.9774497288001
                ],
                [
                  -120.06650411956153,
                  48.527483072880656,
                  1824.9774497288001
                ],
                [
                  -120.08756547241146,
                  48.52801827324929,
                  1267.4574497288002
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:17:27Z",
            "pc:count": 57756786,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715805.517,
                "count": 57756786,
                "maximum": 716574.0617,
                "minimum": 715017.0417,
                "name": "X",
                "position": 0,
                "stddev": 440.6459644,
                "variance": 194168.866
              },
              {
                "average": 5379854.667,
                "count": 57756786,
                "maximum": 5380644.819,
                "minimum": 5379086.319,
                "name": "Y",
                "position": 1,
                "stddev": 416.8032677,
                "variance": 173724.964
              },
              {
                "average": 1526.79465,
                "count": 57756786,
                "maximum": 1824.97745,
                "minimum": 1267.45745,
                "name": "Z",
                "position": 2,
                "stddev": 117.3661701,
                "variance": 13774.81789
              },
              {
                "average": 697.2764778,
                "count": 57756786,
                "maximum": 4095,
                "minimum": 3,
                "name": "Intensity",
                "position": 3,
                "stddev": 487.4753024,
                "variance": 237632.1704
              },
              {
                "average": 1.558028818,
                "count": 57756786,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8601765379,
                "variance": 0.7399036763
              },
              {
                "average": 2.11609609,
                "count": 57756786,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.162059012,
                "variance": 1.350381147
              },
              {
                "average": 0.4980259289,
                "count": 57756786,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999961074,
                "variance": 0.2499961074
              },
              {
                "average": 0.0002811790808,
                "count": 57756786,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01676603782,
                "variance": 0.000281100024
              },
              {
                "average": 1.292968345,
                "count": 57756786,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5153461583,
                "variance": 0.2655816629
              },
              {
                "average": 0.1100433191,
                "count": 57756786,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.87588021,
                "variance": 192.5400517
              },
              {
                "average": 0,
                "count": 57756786,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.00347086,
                "count": 57756786,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.287070566,
                "variance": 5.230691774
              },
              {
                "average": 216082137.7,
                "count": 57756786,
                "maximum": 216084647.2,
                "minimum": 216079821.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1368.339004,
                "variance": 1872351.629
              },
              {
                "average": 0,
                "count": 57756786,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57756786,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57756786,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57756786,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57756786,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715017.0417,
              5379086.319,
              1267.45745,
              716574.0617,
              5380644.819,
              1824.97745
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715017.04167066,
                    5379086.3186287265,
                    1267.4574497288002
                  ],
                  [
                    715017.04167066,
                    5380644.8186287265,
                    1267.4574497288002
                  ],
                  [
                    716574.06167066,
                    5380644.8186287265,
                    1824.9774497288001
                  ],
                  [
                    716574.06167066,
                    5379086.3186287265,
                    1824.9774497288001
                  ],
                  [
                    715017.04167066,
                    5379086.3186287265,
                    1267.4574497288002
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:17:27+00:00",
            "end_time": "2018-07-19T23:57:01+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_602588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.96585850572033,
              48.39309805590017,
              1118.5208617901455
            ],
            [
              -119.9650250200982,
              48.40709842719306,
              1118.5208617901455
            ],
            [
              -119.94401059496725,
              48.40654170108466,
              1603.4008617901457
            ],
            [
              -119.94484982989238,
              48.392541601909414,
              1603.4008617901457
            ],
            [
              -119.96585850572033,
              48.39309805590017,
              1118.5208617901455
            ]
          ]
        ]
      },
      "bbox": [
        -119.9658585,
        48.3925416,
        1118.520862,
        -119.9440106,
        48.40709843,
        1603.400862
      ],
      "properties": {
        "datetime": "2018-07-19T17:11:02Z",
        "pc:count": 33560213,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725381.8774,
            "count": 33560213,
            "maximum": 726153.646,
            "minimum": 724596.226,
            "name": "X",
            "position": 0,
            "stddev": 445.2977957,
            "variance": 198290.1268
          },
          {
            "average": 5365260.513,
            "count": 33560213,
            "maximum": 5365999.842,
            "minimum": 5364441.462,
            "name": "Y",
            "position": 1,
            "stddev": 441.8105221,
            "variance": 195196.5375
          },
          {
            "average": 1349.450326,
            "count": 33560213,
            "maximum": 1603.400862,
            "minimum": 1118.520862,
            "name": "Z",
            "position": 2,
            "stddev": 94.50653298,
            "variance": 8931.484775
          },
          {
            "average": 933.4429287,
            "count": 33560213,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 316.527489,
            "variance": 100189.6513
          },
          {
            "average": 1.253133048,
            "count": 33560213,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5604546191,
            "variance": 0.3141093801
          },
          {
            "average": 1.506156352,
            "count": 33560213,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7905754228,
            "variance": 0.6250094992
          },
          {
            "average": 0.4960381807,
            "count": 33560213,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999843112,
            "variance": 0.2499843114
          },
          {
            "average": 0.0003230313228,
            "count": 33560213,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01797016926,
            "variance": 0.0003229269832
          },
          {
            "average": 1.46120923,
            "count": 33560213,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5853063176,
            "variance": 0.3425834854
          },
          {
            "average": -0.2133947702,
            "count": 33560213,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.02964125,
            "variance": 100.5937036
          },
          {
            "average": 0,
            "count": 33560213,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.17745945,
            "count": 33560213,
            "maximum": 26,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.440292748,
            "variance": 2.0744432
          },
          {
            "average": 216053469.8,
            "count": 33560213,
            "maximum": 216055462,
            "minimum": 216052042.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 932.3262685,
            "variance": 869232.271
          },
          {
            "average": 0,
            "count": 33560213,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33560213,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33560213,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33560213,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33560213,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724596.226,
          5364441.462,
          1118.520862,
          726153.646,
          5365999.842,
          1603.400862
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724596.2260241775,
                5364441.461807416,
                1118.5208617901455
              ],
              [
                724596.2260241775,
                5365999.841807417,
                1118.5208617901455
              ],
              [
                726153.6460241774,
                5365999.841807417,
                1603.4008617901457
              ],
              [
                726153.6460241774,
                5364441.461807416,
                1603.4008617901457
              ],
              [
                724596.2260241775,
                5364441.461807416,
                1118.5208617901455
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:11:02+00:00",
        "end_time": "2018-07-19T16:14:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_602588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_602588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_602588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9658585,
            48.3925416,
            1118.520862,
            -119.9440106,
            48.40709843,
            1603.400862
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.96585850572033,
                  48.39309805590017,
                  1118.5208617901455
                ],
                [
                  -119.9650250200982,
                  48.40709842719306,
                  1118.5208617901455
                ],
                [
                  -119.94401059496725,
                  48.40654170108466,
                  1603.4008617901457
                ],
                [
                  -119.94484982989238,
                  48.392541601909414,
                  1603.4008617901457
                ],
                [
                  -119.96585850572033,
                  48.39309805590017,
                  1118.5208617901455
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_602588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_602588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:11:02Z",
            "pc:count": 33560213,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725381.8774,
                "count": 33560213,
                "maximum": 726153.646,
                "minimum": 724596.226,
                "name": "X",
                "position": 0,
                "stddev": 445.2977957,
                "variance": 198290.1268
              },
              {
                "average": 5365260.513,
                "count": 33560213,
                "maximum": 5365999.842,
                "minimum": 5364441.462,
                "name": "Y",
                "position": 1,
                "stddev": 441.8105221,
                "variance": 195196.5375
              },
              {
                "average": 1349.450326,
                "count": 33560213,
                "maximum": 1603.400862,
                "minimum": 1118.520862,
                "name": "Z",
                "position": 2,
                "stddev": 94.50653298,
                "variance": 8931.484775
              },
              {
                "average": 933.4429287,
                "count": 33560213,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 316.527489,
                "variance": 100189.6513
              },
              {
                "average": 1.253133048,
                "count": 33560213,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5604546191,
                "variance": 0.3141093801
              },
              {
                "average": 1.506156352,
                "count": 33560213,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7905754228,
                "variance": 0.6250094992
              },
              {
                "average": 0.4960381807,
                "count": 33560213,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999843112,
                "variance": 0.2499843114
              },
              {
                "average": 0.0003230313228,
                "count": 33560213,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01797016926,
                "variance": 0.0003229269832
              },
              {
                "average": 1.46120923,
                "count": 33560213,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5853063176,
                "variance": 0.3425834854
              },
              {
                "average": -0.2133947702,
                "count": 33560213,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.02964125,
                "variance": 100.5937036
              },
              {
                "average": 0,
                "count": 33560213,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.17745945,
                "count": 33560213,
                "maximum": 26,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.440292748,
                "variance": 2.0744432
              },
              {
                "average": 216053469.8,
                "count": 33560213,
                "maximum": 216055462,
                "minimum": 216052042.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 932.3262685,
                "variance": 869232.271
              },
              {
                "average": 0,
                "count": 33560213,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33560213,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33560213,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33560213,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33560213,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724596.226,
              5364441.462,
              1118.520862,
              726153.646,
              5365999.842,
              1603.400862
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724596.2260241775,
                    5364441.461807416,
                    1118.5208617901455
                  ],
                  [
                    724596.2260241775,
                    5365999.841807417,
                    1118.5208617901455
                  ],
                  [
                    726153.6460241774,
                    5365999.841807417,
                    1603.4008617901457
                  ],
                  [
                    726153.6460241774,
                    5364441.461807416,
                    1603.4008617901457
                  ],
                  [
                    724596.2260241775,
                    5364441.461807416,
                    1118.5208617901455
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:11:02+00:00",
            "end_time": "2018-07-19T16:14:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98605872387638,
              48.58203416444473,
              1773.7122053855426
            ],
            [
              -119.98522517473133,
              48.59603595245618,
              1773.7122053855426
            ],
            [
              -119.9641353612253,
              48.59548139671036,
              2273.3722053855427
            ],
            [
              -119.96497471969265,
              48.581479880005226,
              2273.3722053855427
            ],
            [
              -119.98605872387638,
              48.58203416444473,
              1773.7122053855426
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860587,
        48.58147988,
        1773.712205,
        -119.9641354,
        48.59603595,
        2273.372205
      ],
      "properties": {
        "datetime": "2018-07-19T17:34:02Z",
        "pc:count": 44005971,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723007.4833,
            "count": 44005971,
            "maximum": 723830.4231,
            "minimum": 722273.2431,
            "name": "X",
            "position": 0,
            "stddev": 404.0164499,
            "variance": 163229.2918
          },
          {
            "average": 5386133.508,
            "count": 44005971,
            "maximum": 5386938.704,
            "minimum": 5385380.144,
            "name": "Y",
            "position": 1,
            "stddev": 426.8328293,
            "variance": 182186.2641
          },
          {
            "average": 1967.272346,
            "count": 44005971,
            "maximum": 2273.372205,
            "minimum": 1773.712205,
            "name": "Z",
            "position": 2,
            "stddev": 114.2253445,
            "variance": 13047.42932
          },
          {
            "average": 1198.86695,
            "count": 44005971,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 790.0726705,
            "variance": 624214.8247
          },
          {
            "average": 1.579436777,
            "count": 44005971,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8087192128,
            "variance": 0.6540267651
          },
          {
            "average": 2.159106204,
            "count": 44005971,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.023183727,
            "variance": 1.046904939
          },
          {
            "average": 0.4973804578,
            "count": 44005971,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999931436,
            "variance": 0.2499931437
          },
          {
            "average": 0.0002283553748,
            "count": 44005971,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01510970661,
            "variance": 0.0002283032338
          },
          {
            "average": 1.303854516,
            "count": 44005971,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.518698909,
            "variance": 0.2690485582
          },
          {
            "average": 1.968851962,
            "count": 44005971,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.42063358,
            "variance": 180.1134056
          },
          {
            "average": 0,
            "count": 44005971,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 27.02322508,
            "count": 44005971,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.415201241,
            "variance": 2.002794553
          },
          {
            "average": 216055673,
            "count": 44005971,
            "maximum": 216056842.2,
            "minimum": 216054468.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 816.7813295,
            "variance": 667131.7402
          },
          {
            "average": 0,
            "count": 44005971,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44005971,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44005971,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44005971,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44005971,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722273.2431,
          5385380.144,
          1773.712205,
          723830.4231,
          5386938.704,
          2273.372205
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722273.2431113041,
                5385380.144356941,
                1773.7122053855426
              ],
              [
                722273.2431113041,
                5386938.704356941,
                1773.7122053855426
              ],
              [
                723830.4231113041,
                5386938.704356941,
                2273.3722053855427
              ],
              [
                723830.4231113041,
                5385380.144356941,
                2273.3722053855427
              ],
              [
                722273.2431113041,
                5385380.144356941,
                1773.7122053855426
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:34:02+00:00",
        "end_time": "2018-07-19T16:54:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860587,
            48.58147988,
            1773.712205,
            -119.9641354,
            48.59603595,
            2273.372205
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98605872387638,
                  48.58203416444473,
                  1773.7122053855426
                ],
                [
                  -119.98522517473133,
                  48.59603595245618,
                  1773.7122053855426
                ],
                [
                  -119.9641353612253,
                  48.59548139671036,
                  2273.3722053855427
                ],
                [
                  -119.96497471969265,
                  48.581479880005226,
                  2273.3722053855427
                ],
                [
                  -119.98605872387638,
                  48.58203416444473,
                  1773.7122053855426
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:34:02Z",
            "pc:count": 44005971,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723007.4833,
                "count": 44005971,
                "maximum": 723830.4231,
                "minimum": 722273.2431,
                "name": "X",
                "position": 0,
                "stddev": 404.0164499,
                "variance": 163229.2918
              },
              {
                "average": 5386133.508,
                "count": 44005971,
                "maximum": 5386938.704,
                "minimum": 5385380.144,
                "name": "Y",
                "position": 1,
                "stddev": 426.8328293,
                "variance": 182186.2641
              },
              {
                "average": 1967.272346,
                "count": 44005971,
                "maximum": 2273.372205,
                "minimum": 1773.712205,
                "name": "Z",
                "position": 2,
                "stddev": 114.2253445,
                "variance": 13047.42932
              },
              {
                "average": 1198.86695,
                "count": 44005971,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 790.0726705,
                "variance": 624214.8247
              },
              {
                "average": 1.579436777,
                "count": 44005971,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8087192128,
                "variance": 0.6540267651
              },
              {
                "average": 2.159106204,
                "count": 44005971,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.023183727,
                "variance": 1.046904939
              },
              {
                "average": 0.4973804578,
                "count": 44005971,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999931436,
                "variance": 0.2499931437
              },
              {
                "average": 0.0002283553748,
                "count": 44005971,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01510970661,
                "variance": 0.0002283032338
              },
              {
                "average": 1.303854516,
                "count": 44005971,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.518698909,
                "variance": 0.2690485582
              },
              {
                "average": 1.968851962,
                "count": 44005971,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.42063358,
                "variance": 180.1134056
              },
              {
                "average": 0,
                "count": 44005971,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 27.02322508,
                "count": 44005971,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.415201241,
                "variance": 2.002794553
              },
              {
                "average": 216055673,
                "count": 44005971,
                "maximum": 216056842.2,
                "minimum": 216054468.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 816.7813295,
                "variance": 667131.7402
              },
              {
                "average": 0,
                "count": 44005971,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44005971,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44005971,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44005971,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44005971,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722273.2431,
              5385380.144,
              1773.712205,
              723830.4231,
              5386938.704,
              2273.372205
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722273.2431113041,
                    5385380.144356941,
                    1773.7122053855426
                  ],
                  [
                    722273.2431113041,
                    5386938.704356941,
                    1773.7122053855426
                  ],
                  [
                    723830.4231113041,
                    5386938.704356941,
                    2273.3722053855427
                  ],
                  [
                    723830.4231113041,
                    5385380.144356941,
                    2273.3722053855427
                  ],
                  [
                    722273.2431113041,
                    5385380.144356941,
                    1773.7122053855426
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:34:02+00:00",
            "end_time": "2018-07-19T16:54:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00638961705454,
              48.66301299914543,
              1729.5558502107624
            ],
            [
              -120.0055592413352,
              48.67701628796196,
              1729.5558502107624
            ],
            [
              -119.98443552206517,
              48.676464781975206,
              2117.7158502107623
            ],
            [
              -119.985271733948,
              48.6624617631003,
              2117.7158502107623
            ],
            [
              -120.00638961705454,
              48.66301299914543,
              1729.5558502107624
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063896,
        48.66246176,
        1729.55585,
        -119.9844355,
        48.67701629,
        2117.71585
      ],
      "properties": {
        "datetime": "2018-07-19T18:37:09Z",
        "pc:count": 33817037,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721208.1778,
            "count": 33817037,
            "maximum": 721978.0336,
            "minimum": 720420.8736,
            "name": "X",
            "position": 0,
            "stddev": 434.4542745,
            "variance": 188750.5167
          },
          {
            "average": 5395107.111,
            "count": 33817037,
            "maximum": 5395879.768,
            "minimum": 5394321.048,
            "name": "Y",
            "position": 1,
            "stddev": 420.7405405,
            "variance": 177022.6024
          },
          {
            "average": 1839.954828,
            "count": 33817037,
            "maximum": 2117.71585,
            "minimum": 1729.55585,
            "name": "Z",
            "position": 2,
            "stddev": 79.31841725,
            "variance": 6291.411316
          },
          {
            "average": 1766.055759,
            "count": 33817037,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 823.23728,
            "variance": 677719.6192
          },
          {
            "average": 1.2310774,
            "count": 33817037,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.54334933,
            "variance": 0.2952284944
          },
          {
            "average": 1.462105063,
            "count": 33817037,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7753377567,
            "variance": 0.6011486369
          },
          {
            "average": 0.4967936132,
            "count": 33817037,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999897264,
            "variance": 0.2499897265
          },
          {
            "average": 0.0003190403701,
            "count": 33817037,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01785885194,
            "variance": 0.0003189385928
          },
          {
            "average": 1.408657299,
            "count": 33817037,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5205876351,
            "variance": 0.2710114858
          },
          {
            "average": -0.1609382818,
            "count": 33817037,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.07388785,
            "variance": 227.2220949
          },
          {
            "average": 0,
            "count": 33817037,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.53517308,
            "count": 33817037,
            "maximum": 36,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.161778953,
            "variance": 4.67328824
          },
          {
            "average": 216058228,
            "count": 33817037,
            "maximum": 216060629,
            "minimum": 216056340.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1215.170876,
            "variance": 1476640.259
          },
          {
            "average": 0,
            "count": 33817037,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33817037,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33817037,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33817037,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33817037,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720420.8736,
          5394321.048,
          1729.55585,
          721978.0336,
          5395879.768,
          2117.71585
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720420.8736499073,
                5394321.047751208,
                1729.5558502107624
              ],
              [
                720420.8736499073,
                5395879.7677512085,
                1729.5558502107624
              ],
              [
                721978.0336499072,
                5395879.7677512085,
                2117.7158502107623
              ],
              [
                721978.0336499072,
                5394321.047751208,
                2117.7158502107623
              ],
              [
                720420.8736499073,
                5394321.047751208,
                1729.5558502107624
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:37:09+00:00",
        "end_time": "2018-07-19T17:25:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063896,
            48.66246176,
            1729.55585,
            -119.9844355,
            48.67701629,
            2117.71585
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00638961705454,
                  48.66301299914543,
                  1729.5558502107624
                ],
                [
                  -120.0055592413352,
                  48.67701628796196,
                  1729.5558502107624
                ],
                [
                  -119.98443552206517,
                  48.676464781975206,
                  2117.7158502107623
                ],
                [
                  -119.985271733948,
                  48.6624617631003,
                  2117.7158502107623
                ],
                [
                  -120.00638961705454,
                  48.66301299914543,
                  1729.5558502107624
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:37:09Z",
            "pc:count": 33817037,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721208.1778,
                "count": 33817037,
                "maximum": 721978.0336,
                "minimum": 720420.8736,
                "name": "X",
                "position": 0,
                "stddev": 434.4542745,
                "variance": 188750.5167
              },
              {
                "average": 5395107.111,
                "count": 33817037,
                "maximum": 5395879.768,
                "minimum": 5394321.048,
                "name": "Y",
                "position": 1,
                "stddev": 420.7405405,
                "variance": 177022.6024
              },
              {
                "average": 1839.954828,
                "count": 33817037,
                "maximum": 2117.71585,
                "minimum": 1729.55585,
                "name": "Z",
                "position": 2,
                "stddev": 79.31841725,
                "variance": 6291.411316
              },
              {
                "average": 1766.055759,
                "count": 33817037,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 823.23728,
                "variance": 677719.6192
              },
              {
                "average": 1.2310774,
                "count": 33817037,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.54334933,
                "variance": 0.2952284944
              },
              {
                "average": 1.462105063,
                "count": 33817037,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7753377567,
                "variance": 0.6011486369
              },
              {
                "average": 0.4967936132,
                "count": 33817037,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999897264,
                "variance": 0.2499897265
              },
              {
                "average": 0.0003190403701,
                "count": 33817037,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01785885194,
                "variance": 0.0003189385928
              },
              {
                "average": 1.408657299,
                "count": 33817037,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5205876351,
                "variance": 0.2710114858
              },
              {
                "average": -0.1609382818,
                "count": 33817037,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.07388785,
                "variance": 227.2220949
              },
              {
                "average": 0,
                "count": 33817037,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.53517308,
                "count": 33817037,
                "maximum": 36,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.161778953,
                "variance": 4.67328824
              },
              {
                "average": 216058228,
                "count": 33817037,
                "maximum": 216060629,
                "minimum": 216056340.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1215.170876,
                "variance": 1476640.259
              },
              {
                "average": 0,
                "count": 33817037,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33817037,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33817037,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33817037,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33817037,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720420.8736,
              5394321.048,
              1729.55585,
              721978.0336,
              5395879.768,
              2117.71585
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720420.8736499073,
                    5394321.047751208,
                    1729.5558502107624
                  ],
                  [
                    720420.8736499073,
                    5395879.7677512085,
                    1729.5558502107624
                  ],
                  [
                    721978.0336499072,
                    5395879.7677512085,
                    2117.7158502107623
                  ],
                  [
                    721978.0336499072,
                    5394321.047751208,
                    2117.7158502107623
                  ],
                  [
                    720420.8736499073,
                    5394321.047751208,
                    1729.5558502107624
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:37:09+00:00",
            "end_time": "2018-07-19T17:25:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94536615756172,
              48.636006806049906,
              1864.2861957755415
            ],
            [
              -119.94451967450483,
              48.65000937167184,
              1864.2861957755415
            ],
            [
              -119.92340680764985,
              48.649446861994186,
              2347.6861957755414
            ],
            [
              -119.92425911734885,
              48.63544457165177,
              2347.6861957755414
            ],
            [
              -119.94536615756172,
              48.636006806049906,
              1864.2861957755415
            ]
          ]
        ]
      },
      "bbox": [
        -119.9453662,
        48.63544457,
        1864.286196,
        -119.9234068,
        48.65000937,
        2347.686196
      ],
      "properties": {
        "datetime": "2018-07-19T16:27:32Z",
        "pc:count": 29966526,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725807.6185,
            "count": 29966526,
            "maximum": 726591.0383,
            "minimum": 725033.7583,
            "name": "X",
            "position": 0,
            "stddev": 433.7699978,
            "variance": 188156.411
          },
          {
            "average": 5392280.875,
            "count": 29966526,
            "maximum": 5393056.55,
            "minimum": 5391497.83,
            "name": "Y",
            "position": 1,
            "stddev": 437.5276836,
            "variance": 191430.4739
          },
          {
            "average": 2074.107779,
            "count": 29966526,
            "maximum": 2347.686196,
            "minimum": 1864.286196,
            "name": "Z",
            "position": 2,
            "stddev": 113.0932224,
            "variance": 12790.07696
          },
          {
            "average": 1724.261209,
            "count": 29966526,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 737.8302487,
            "variance": 544393.476
          },
          {
            "average": 1.192730749,
            "count": 29966526,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5028589887,
            "variance": 0.2528671626
          },
          {
            "average": 1.385334523,
            "count": 29966526,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.726982396,
            "variance": 0.5285034041
          },
          {
            "average": 0.4974669736,
            "count": 29966526,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935921,
            "variance": 0.2499935921
          },
          {
            "average": 0.0002807799609,
            "count": 29966526,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01675413779,
            "variance": 0.0002807011329
          },
          {
            "average": 1.478280699,
            "count": 29966526,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5588291736,
            "variance": 0.3122900453
          },
          {
            "average": -2.033842208,
            "count": 29966526,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.10450935,
            "variance": 198.9371839
          },
          {
            "average": 0,
            "count": 29966526,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.1524161,
            "count": 29966526,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.999703291,
            "variance": 35.99643958
          },
          {
            "average": 216050117.7,
            "count": 29966526,
            "maximum": 216052852,
            "minimum": 216047694.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1672.659237,
            "variance": 2797788.922
          },
          {
            "average": 0,
            "count": 29966526,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29966526,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29966526,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29966526,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29966526,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          725033.7583,
          5391497.83,
          1864.286196,
          726591.0383,
          5393056.55,
          2347.686196
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                725033.7583204096,
                5391497.830020857,
                1864.2861957755415
              ],
              [
                725033.7583204096,
                5393056.550020858,
                1864.2861957755415
              ],
              [
                726591.0383204096,
                5393056.550020858,
                2347.6861957755414
              ],
              [
                726591.0383204096,
                5391497.830020857,
                2347.6861957755414
              ],
              [
                725033.7583204096,
                5391497.830020857,
                1864.2861957755415
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:27:32+00:00",
        "end_time": "2018-07-19T15:01:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9453662,
            48.63544457,
            1864.286196,
            -119.9234068,
            48.65000937,
            2347.686196
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94536615756172,
                  48.636006806049906,
                  1864.2861957755415
                ],
                [
                  -119.94451967450483,
                  48.65000937167184,
                  1864.2861957755415
                ],
                [
                  -119.92340680764985,
                  48.649446861994186,
                  2347.6861957755414
                ],
                [
                  -119.92425911734885,
                  48.63544457165177,
                  2347.6861957755414
                ],
                [
                  -119.94536615756172,
                  48.636006806049906,
                  1864.2861957755415
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:27:32Z",
            "pc:count": 29966526,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725807.6185,
                "count": 29966526,
                "maximum": 726591.0383,
                "minimum": 725033.7583,
                "name": "X",
                "position": 0,
                "stddev": 433.7699978,
                "variance": 188156.411
              },
              {
                "average": 5392280.875,
                "count": 29966526,
                "maximum": 5393056.55,
                "minimum": 5391497.83,
                "name": "Y",
                "position": 1,
                "stddev": 437.5276836,
                "variance": 191430.4739
              },
              {
                "average": 2074.107779,
                "count": 29966526,
                "maximum": 2347.686196,
                "minimum": 1864.286196,
                "name": "Z",
                "position": 2,
                "stddev": 113.0932224,
                "variance": 12790.07696
              },
              {
                "average": 1724.261209,
                "count": 29966526,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 737.8302487,
                "variance": 544393.476
              },
              {
                "average": 1.192730749,
                "count": 29966526,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5028589887,
                "variance": 0.2528671626
              },
              {
                "average": 1.385334523,
                "count": 29966526,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.726982396,
                "variance": 0.5285034041
              },
              {
                "average": 0.4974669736,
                "count": 29966526,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935921,
                "variance": 0.2499935921
              },
              {
                "average": 0.0002807799609,
                "count": 29966526,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01675413779,
                "variance": 0.0002807011329
              },
              {
                "average": 1.478280699,
                "count": 29966526,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5588291736,
                "variance": 0.3122900453
              },
              {
                "average": -2.033842208,
                "count": 29966526,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.10450935,
                "variance": 198.9371839
              },
              {
                "average": 0,
                "count": 29966526,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.1524161,
                "count": 29966526,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.999703291,
                "variance": 35.99643958
              },
              {
                "average": 216050117.7,
                "count": 29966526,
                "maximum": 216052852,
                "minimum": 216047694.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1672.659237,
                "variance": 2797788.922
              },
              {
                "average": 0,
                "count": 29966526,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29966526,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29966526,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29966526,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29966526,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              725033.7583,
              5391497.83,
              1864.286196,
              726591.0383,
              5393056.55,
              2347.686196
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    725033.7583204096,
                    5391497.830020857,
                    1864.2861957755415
                  ],
                  [
                    725033.7583204096,
                    5393056.550020858,
                    1864.2861957755415
                  ],
                  [
                    726591.0383204096,
                    5393056.550020858,
                    2347.6861957755414
                  ],
                  [
                    726591.0383204096,
                    5391497.830020857,
                    2347.6861957755414
                  ],
                  [
                    725033.7583204096,
                    5391497.830020857,
                    1864.2861957755415
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:27:32+00:00",
            "end_time": "2018-07-19T15:01:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0672332579825,
              48.50104049884208,
              1218.8463409568913
            ],
            [
              -120.06642450541871,
              48.515042438582334,
              1218.8463409568913
            ],
            [
              -120.04536838976608,
              48.51450346399045,
              1837.0263409568915
            ],
            [
              -120.04618292674074,
              48.500501787842666,
              1837.0263409568915
            ],
            [
              -120.0672332579825,
              48.50104049884208,
              1218.8463409568913
            ]
          ]
        ]
      },
      "bbox": [
        -120.0672333,
        48.50050179,
        1218.846341,
        -120.0453684,
        48.51504244,
        1837.026341
      ],
      "properties": {
        "datetime": "2018-07-20T00:15:27Z",
        "pc:count": 49246628,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717375.3852,
            "count": 49246628,
            "maximum": 718190.0824,
            "minimum": 716633.0224,
            "name": "X",
            "position": 0,
            "stddev": 423.2776429,
            "variance": 179163.963
          },
          {
            "average": 5376915.482,
            "count": 49246628,
            "maximum": 5377703.915,
            "minimum": 5376145.475,
            "name": "Y",
            "position": 1,
            "stddev": 443.5502616,
            "variance": 196736.8345
          },
          {
            "average": 1493.228865,
            "count": 49246628,
            "maximum": 1837.026341,
            "minimum": 1218.846341,
            "name": "Z",
            "position": 2,
            "stddev": 138.920767,
            "variance": 19298.97949
          },
          {
            "average": 762.822304,
            "count": 49246628,
            "maximum": 4095,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 504.8508963,
            "variance": 254874.4275
          },
          {
            "average": 1.444980802,
            "count": 49246628,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7517593599,
            "variance": 0.5651421351
          },
          {
            "average": 1.889863606,
            "count": 49246628,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.025796929,
            "variance": 1.052259339
          },
          {
            "average": 0.4969798947,
            "count": 49246628,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499990884,
            "variance": 0.249990884
          },
          {
            "average": 0.0002915529567,
            "count": 49246628,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01707243273,
            "variance": 0.0002914679595
          },
          {
            "average": 1.28655562,
            "count": 49246628,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5150547971,
            "variance": 0.265281444
          },
          {
            "average": 3.05911757,
            "count": 49246628,
            "maximum": 24,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.20225373,
            "variance": 174.2995034
          },
          {
            "average": 0,
            "count": 49246628,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.68214581,
            "count": 49246628,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.066517476,
            "variance": 49.93566924
          },
          {
            "average": 216077879.2,
            "count": 49246628,
            "maximum": 216080927.5,
            "minimum": 216064304.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4043.059513,
            "variance": 16346330.22
          },
          {
            "average": 0,
            "count": 49246628,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49246628,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49246628,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49246628,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49246628,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716633.0224,
          5376145.475,
          1218.846341,
          718190.0824,
          5377703.915,
          1837.026341
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716633.0223967389,
                5376145.474627794,
                1218.8463409568913
              ],
              [
                716633.0223967389,
                5377703.914627793,
                1218.8463409568913
              ],
              [
                718190.0823967389,
                5377703.914627793,
                1837.0263409568915
              ],
              [
                718190.0823967389,
                5376145.474627794,
                1837.0263409568915
              ],
              [
                716633.0223967389,
                5376145.474627794,
                1218.8463409568913
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:15:27+00:00",
        "end_time": "2018-07-19T19:38:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0672333,
            48.50050179,
            1218.846341,
            -120.0453684,
            48.51504244,
            1837.026341
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0672332579825,
                  48.50104049884208,
                  1218.8463409568913
                ],
                [
                  -120.06642450541871,
                  48.515042438582334,
                  1218.8463409568913
                ],
                [
                  -120.04536838976608,
                  48.51450346399045,
                  1837.0263409568915
                ],
                [
                  -120.04618292674074,
                  48.500501787842666,
                  1837.0263409568915
                ],
                [
                  -120.0672332579825,
                  48.50104049884208,
                  1218.8463409568913
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:15:27Z",
            "pc:count": 49246628,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717375.3852,
                "count": 49246628,
                "maximum": 718190.0824,
                "minimum": 716633.0224,
                "name": "X",
                "position": 0,
                "stddev": 423.2776429,
                "variance": 179163.963
              },
              {
                "average": 5376915.482,
                "count": 49246628,
                "maximum": 5377703.915,
                "minimum": 5376145.475,
                "name": "Y",
                "position": 1,
                "stddev": 443.5502616,
                "variance": 196736.8345
              },
              {
                "average": 1493.228865,
                "count": 49246628,
                "maximum": 1837.026341,
                "minimum": 1218.846341,
                "name": "Z",
                "position": 2,
                "stddev": 138.920767,
                "variance": 19298.97949
              },
              {
                "average": 762.822304,
                "count": 49246628,
                "maximum": 4095,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 504.8508963,
                "variance": 254874.4275
              },
              {
                "average": 1.444980802,
                "count": 49246628,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7517593599,
                "variance": 0.5651421351
              },
              {
                "average": 1.889863606,
                "count": 49246628,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.025796929,
                "variance": 1.052259339
              },
              {
                "average": 0.4969798947,
                "count": 49246628,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499990884,
                "variance": 0.249990884
              },
              {
                "average": 0.0002915529567,
                "count": 49246628,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01707243273,
                "variance": 0.0002914679595
              },
              {
                "average": 1.28655562,
                "count": 49246628,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5150547971,
                "variance": 0.265281444
              },
              {
                "average": 3.05911757,
                "count": 49246628,
                "maximum": 24,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.20225373,
                "variance": 174.2995034
              },
              {
                "average": 0,
                "count": 49246628,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.68214581,
                "count": 49246628,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.066517476,
                "variance": 49.93566924
              },
              {
                "average": 216077879.2,
                "count": 49246628,
                "maximum": 216080927.5,
                "minimum": 216064304.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4043.059513,
                "variance": 16346330.22
              },
              {
                "average": 0,
                "count": 49246628,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49246628,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49246628,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49246628,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49246628,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716633.0224,
              5376145.475,
              1218.846341,
              718190.0824,
              5377703.915,
              1837.026341
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716633.0223967389,
                    5376145.474627794,
                    1218.8463409568913
                  ],
                  [
                    716633.0223967389,
                    5377703.914627793,
                    1218.8463409568913
                  ],
                  [
                    718190.0823967389,
                    5377703.914627793,
                    1837.0263409568915
                  ],
                  [
                    718190.0823967389,
                    5376145.474627794,
                    1837.0263409568915
                  ],
                  [
                    716633.0223967389,
                    5376145.474627794,
                    1218.8463409568913
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:15:27+00:00",
            "end_time": "2018-07-19T19:38:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16897516774482,
              48.59541154304259,
              634.2279924305967
            ],
            [
              -120.168191826516,
              48.60941504504718,
              634.2279924305967
            ],
            [
              -120.14709595897972,
              48.60889396657236,
              1139.6079924305968
            ],
            [
              -120.14788511657157,
              48.594890719542526,
              1139.6079924305968
            ],
            [
              -120.16897516774482,
              48.59541154304259,
              634.2279924305967
            ]
          ]
        ]
      },
      "bbox": [
        -120.1689752,
        48.59489072,
        634.2279924,
        -120.147096,
        48.60941505,
        1139.607992
      ],
      "properties": {
        "datetime": "2018-07-21T00:19:44Z",
        "pc:count": 45399251,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709512.0611,
            "count": 45399251,
            "maximum": 710286.6822,
            "minimum": 708729.7222,
            "name": "X",
            "position": 0,
            "stddev": 417.4637533,
            "variance": 174275.9853
          },
          {
            "average": 5387132.113,
            "count": 45399251,
            "maximum": 5387909.027,
            "minimum": 5386350.527,
            "name": "Y",
            "position": 1,
            "stddev": 439.831613,
            "variance": 193451.8478
          },
          {
            "average": 821.1098189,
            "count": 45399251,
            "maximum": 1139.607992,
            "minimum": 634.2279924,
            "name": "Z",
            "position": 2,
            "stddev": 144.3099806,
            "variance": 20825.3705
          },
          {
            "average": 652.0646596,
            "count": 45399251,
            "maximum": 4095,
            "minimum": 45,
            "name": "Intensity",
            "position": 3,
            "stddev": 472.5276381,
            "variance": 223282.3688
          },
          {
            "average": 1.494636707,
            "count": 45399251,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7594768581,
            "variance": 0.576805098
          },
          {
            "average": 1.98941738,
            "count": 45399251,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9955849458,
            "variance": 0.9911893843
          },
          {
            "average": 0.497252719,
            "count": 45399251,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999924579,
            "variance": 0.249992458
          },
          {
            "average": 0.0002524711256,
            "count": 45399251,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01588733425,
            "variance": 0.0002524073895
          },
          {
            "average": 1.268626789,
            "count": 45399251,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4759760434,
            "variance": 0.2265531939
          },
          {
            "average": -0.6400359199,
            "count": 45399251,
            "maximum": 18,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.8955708,
            "variance": 118.7134631
          },
          {
            "average": 0,
            "count": 45399251,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 338.2128672,
            "count": 45399251,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 472.371023,
            "variance": 223134.3834
          },
          {
            "average": 216154312.9,
            "count": 45399251,
            "maximum": 216167584.4,
            "minimum": 216136660.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13824.97182,
            "variance": 191129845.8
          },
          {
            "average": 0,
            "count": 45399251,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45399251,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45399251,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45399251,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45399251,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708729.7222,
          5386350.527,
          634.2279924,
          710286.6822,
          5387909.027,
          1139.607992
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708729.7222052761,
                5386350.527131492,
                634.2279924305967
              ],
              [
                708729.7222052761,
                5387909.027131492,
                634.2279924305967
              ],
              [
                710286.6822052761,
                5387909.027131492,
                1139.6079924305968
              ],
              [
                710286.6822052761,
                5386350.527131492,
                1139.6079924305968
              ],
              [
                708729.7222052761,
                5386350.527131492,
                634.2279924305967
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:19:44+00:00",
        "end_time": "2018-07-20T15:44:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1689752,
            48.59489072,
            634.2279924,
            -120.147096,
            48.60941505,
            1139.607992
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16897516774482,
                  48.59541154304259,
                  634.2279924305967
                ],
                [
                  -120.168191826516,
                  48.60941504504718,
                  634.2279924305967
                ],
                [
                  -120.14709595897972,
                  48.60889396657236,
                  1139.6079924305968
                ],
                [
                  -120.14788511657157,
                  48.594890719542526,
                  1139.6079924305968
                ],
                [
                  -120.16897516774482,
                  48.59541154304259,
                  634.2279924305967
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:19:44Z",
            "pc:count": 45399251,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709512.0611,
                "count": 45399251,
                "maximum": 710286.6822,
                "minimum": 708729.7222,
                "name": "X",
                "position": 0,
                "stddev": 417.4637533,
                "variance": 174275.9853
              },
              {
                "average": 5387132.113,
                "count": 45399251,
                "maximum": 5387909.027,
                "minimum": 5386350.527,
                "name": "Y",
                "position": 1,
                "stddev": 439.831613,
                "variance": 193451.8478
              },
              {
                "average": 821.1098189,
                "count": 45399251,
                "maximum": 1139.607992,
                "minimum": 634.2279924,
                "name": "Z",
                "position": 2,
                "stddev": 144.3099806,
                "variance": 20825.3705
              },
              {
                "average": 652.0646596,
                "count": 45399251,
                "maximum": 4095,
                "minimum": 45,
                "name": "Intensity",
                "position": 3,
                "stddev": 472.5276381,
                "variance": 223282.3688
              },
              {
                "average": 1.494636707,
                "count": 45399251,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7594768581,
                "variance": 0.576805098
              },
              {
                "average": 1.98941738,
                "count": 45399251,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9955849458,
                "variance": 0.9911893843
              },
              {
                "average": 0.497252719,
                "count": 45399251,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999924579,
                "variance": 0.249992458
              },
              {
                "average": 0.0002524711256,
                "count": 45399251,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01588733425,
                "variance": 0.0002524073895
              },
              {
                "average": 1.268626789,
                "count": 45399251,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4759760434,
                "variance": 0.2265531939
              },
              {
                "average": -0.6400359199,
                "count": 45399251,
                "maximum": 18,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.8955708,
                "variance": 118.7134631
              },
              {
                "average": 0,
                "count": 45399251,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 338.2128672,
                "count": 45399251,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 472.371023,
                "variance": 223134.3834
              },
              {
                "average": 216154312.9,
                "count": 45399251,
                "maximum": 216167584.4,
                "minimum": 216136660.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13824.97182,
                "variance": 191129845.8
              },
              {
                "average": 0,
                "count": 45399251,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45399251,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45399251,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45399251,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45399251,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708729.7222,
              5386350.527,
              634.2279924,
              710286.6822,
              5387909.027,
              1139.607992
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708729.7222052761,
                    5386350.527131492,
                    634.2279924305967
                  ],
                  [
                    708729.7222052761,
                    5387909.027131492,
                    634.2279924305967
                  ],
                  [
                    710286.6822052761,
                    5387909.027131492,
                    1139.6079924305968
                  ],
                  [
                    710286.6822052761,
                    5386350.527131492,
                    1139.6079924305968
                  ],
                  [
                    708729.7222052761,
                    5386350.527131492,
                    634.2279924305967
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:19:44+00:00",
            "end_time": "2018-07-20T15:44:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04699325422345,
              48.5550331629643,
              1334.978282353797
            ],
            [
              -120.04617732709164,
              48.569035614573,
              1334.978282353797
            ],
            [
              -120.02509729558324,
              48.56849243877836,
              1740.138282353797
            ],
            [
              -120.02591902473786,
              48.55449025288938,
              1740.138282353797
            ],
            [
              -120.04699325422345,
              48.5550331629643,
              1334.978282353797
            ]
          ]
        ]
      },
      "bbox": [
        -120.0469933,
        48.55449025,
        1334.978282,
        -120.0250973,
        48.56903561,
        1740.138282
      ],
      "properties": {
        "datetime": "2018-07-19T23:21:06Z",
        "pc:count": 36163395,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718683.6138,
            "count": 36163395,
            "maximum": 719453.1823,
            "minimum": 717895.9823,
            "name": "X",
            "position": 0,
            "stddev": 421.1303785,
            "variance": 177350.7957
          },
          {
            "average": 5382976.605,
            "count": 36163395,
            "maximum": 5383762.213,
            "minimum": 5382203.673,
            "name": "Y",
            "position": 1,
            "stddev": 434.5233063,
            "variance": 188810.5037
          },
          {
            "average": 1546.46053,
            "count": 36163395,
            "maximum": 1740.138282,
            "minimum": 1334.978282,
            "name": "Z",
            "position": 2,
            "stddev": 78.21845556,
            "variance": 6118.126789
          },
          {
            "average": 1309.098936,
            "count": 36163395,
            "maximum": 4095,
            "minimum": 37,
            "name": "Intensity",
            "position": 3,
            "stddev": 653.5041285,
            "variance": 427067.6459
          },
          {
            "average": 1.330700229,
            "count": 36163395,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6521637123,
            "variance": 0.4253175076
          },
          {
            "average": 1.661684253,
            "count": 36163395,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9145494903,
            "variance": 0.8364007703
          },
          {
            "average": 0.4968217171,
            "count": 36163395,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999899053,
            "variance": 0.2499899054
          },
          {
            "average": 0.0002617287453,
            "count": 36163395,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01617591576,
            "variance": 0.0002616602506
          },
          {
            "average": 1.356701825,
            "count": 36163395,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5462620756,
            "variance": 0.2984022553
          },
          {
            "average": -3.722755012,
            "count": 36163395,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.58182371,
            "variance": 184.4659352
          },
          {
            "average": 0,
            "count": 36163395,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.60025548,
            "count": 36163395,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.036788541,
            "variance": 81.66354714
          },
          {
            "average": 216065361.8,
            "count": 36163395,
            "maximum": 216077666.4,
            "minimum": 216061116.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5174.624626,
            "variance": 26776740.02
          },
          {
            "average": 0,
            "count": 36163395,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36163395,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36163395,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36163395,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36163395,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717895.9823,
          5382203.673,
          1334.978282,
          719453.1823,
          5383762.213,
          1740.138282
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717895.9822619014,
                5382203.672759868,
                1334.978282353797
              ],
              [
                717895.9822619014,
                5383762.212759867,
                1334.978282353797
              ],
              [
                719453.1822619013,
                5383762.212759867,
                1740.138282353797
              ],
              [
                719453.1822619013,
                5382203.672759868,
                1740.138282353797
              ],
              [
                717895.9822619014,
                5382203.672759868,
                1334.978282353797
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:21:06+00:00",
        "end_time": "2018-07-19T18:45:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0469933,
            48.55449025,
            1334.978282,
            -120.0250973,
            48.56903561,
            1740.138282
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04699325422345,
                  48.5550331629643,
                  1334.978282353797
                ],
                [
                  -120.04617732709164,
                  48.569035614573,
                  1334.978282353797
                ],
                [
                  -120.02509729558324,
                  48.56849243877836,
                  1740.138282353797
                ],
                [
                  -120.02591902473786,
                  48.55449025288938,
                  1740.138282353797
                ],
                [
                  -120.04699325422345,
                  48.5550331629643,
                  1334.978282353797
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:21:06Z",
            "pc:count": 36163395,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718683.6138,
                "count": 36163395,
                "maximum": 719453.1823,
                "minimum": 717895.9823,
                "name": "X",
                "position": 0,
                "stddev": 421.1303785,
                "variance": 177350.7957
              },
              {
                "average": 5382976.605,
                "count": 36163395,
                "maximum": 5383762.213,
                "minimum": 5382203.673,
                "name": "Y",
                "position": 1,
                "stddev": 434.5233063,
                "variance": 188810.5037
              },
              {
                "average": 1546.46053,
                "count": 36163395,
                "maximum": 1740.138282,
                "minimum": 1334.978282,
                "name": "Z",
                "position": 2,
                "stddev": 78.21845556,
                "variance": 6118.126789
              },
              {
                "average": 1309.098936,
                "count": 36163395,
                "maximum": 4095,
                "minimum": 37,
                "name": "Intensity",
                "position": 3,
                "stddev": 653.5041285,
                "variance": 427067.6459
              },
              {
                "average": 1.330700229,
                "count": 36163395,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6521637123,
                "variance": 0.4253175076
              },
              {
                "average": 1.661684253,
                "count": 36163395,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9145494903,
                "variance": 0.8364007703
              },
              {
                "average": 0.4968217171,
                "count": 36163395,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999899053,
                "variance": 0.2499899054
              },
              {
                "average": 0.0002617287453,
                "count": 36163395,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01617591576,
                "variance": 0.0002616602506
              },
              {
                "average": 1.356701825,
                "count": 36163395,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5462620756,
                "variance": 0.2984022553
              },
              {
                "average": -3.722755012,
                "count": 36163395,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.58182371,
                "variance": 184.4659352
              },
              {
                "average": 0,
                "count": 36163395,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.60025548,
                "count": 36163395,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.036788541,
                "variance": 81.66354714
              },
              {
                "average": 216065361.8,
                "count": 36163395,
                "maximum": 216077666.4,
                "minimum": 216061116.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5174.624626,
                "variance": 26776740.02
              },
              {
                "average": 0,
                "count": 36163395,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36163395,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36163395,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36163395,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36163395,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717895.9823,
              5382203.673,
              1334.978282,
              719453.1823,
              5383762.213,
              1740.138282
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717895.9822619014,
                    5382203.672759868,
                    1334.978282353797
                  ],
                  [
                    717895.9822619014,
                    5383762.212759867,
                    1334.978282353797
                  ],
                  [
                    719453.1822619013,
                    5383762.212759867,
                    1740.138282353797
                  ],
                  [
                    719453.1822619013,
                    5382203.672759868,
                    1740.138282353797
                  ],
                  [
                    717895.9822619014,
                    5382203.672759868,
                    1334.978282353797
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:21:06+00:00",
            "end_time": "2018-07-19T18:45:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00631968741513,
              48.676507143493176,
              1773.7269832485715
            ],
            [
              -120.00556368239447,
              48.689250330154906,
              1773.7269832485715
            ],
            [
              -119.98450703154026,
              48.68870061330972,
              2034.1869832485716
            ],
            [
              -119.98526833315924,
              48.675957671521466,
              2034.1869832485716
            ],
            [
              -120.00631968741513,
              48.676507143493176,
              1773.7269832485715
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063197,
        48.67595767,
        1773.726983,
        -119.984507,
        48.68925033,
        2034.186983
      ],
      "properties": {
        "datetime": "2018-07-19T18:37:29Z",
        "pc:count": 28427647,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721155.7487,
            "count": 28427647,
            "maximum": 721918.9661,
            "minimum": 720367.1261,
            "name": "X",
            "position": 0,
            "stddev": 453.3734118,
            "variance": 205547.4506
          },
          {
            "average": 5396484.602,
            "count": 28427647,
            "maximum": 5397239.443,
            "minimum": 5395820.983,
            "name": "Y",
            "position": 1,
            "stddev": 372.1566984,
            "variance": 138500.6082
          },
          {
            "average": 1850.826542,
            "count": 28427647,
            "maximum": 2034.186983,
            "minimum": 1773.726983,
            "name": "Z",
            "position": 2,
            "stddev": 51.13823678,
            "variance": 2615.119261
          },
          {
            "average": 1901.903767,
            "count": 28427647,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 833.3883719,
            "variance": 694536.1784
          },
          {
            "average": 1.199315336,
            "count": 28427647,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5123377571,
            "variance": 0.2624899773
          },
          {
            "average": 1.398547302,
            "count": 28427647,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.740489345,
            "variance": 0.5483244701
          },
          {
            "average": 0.4975656972,
            "count": 28427647,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999940829,
            "variance": 0.249994083
          },
          {
            "average": 0.0003034370027,
            "count": 28427647,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01741680049,
            "variance": 0.0003033449394
          },
          {
            "average": 1.461544461,
            "count": 28427647,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5218037077,
            "variance": 0.2722791094
          },
          {
            "average": 0.2161499106,
            "count": 28427647,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.93170979,
            "variance": 222.9559571
          },
          {
            "average": 0,
            "count": 28427647,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.5393128,
            "count": 28427647,
            "maximum": 36,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.170775285,
            "variance": 4.712265339
          },
          {
            "average": 216058233.7,
            "count": 28427647,
            "maximum": 216060649.9,
            "minimum": 216056362.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1222.676575,
            "variance": 1494938.006
          },
          {
            "average": 0,
            "count": 28427647,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28427647,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28427647,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28427647,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28427647,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720367.1261,
          5395820.983,
          1773.726983,
          721918.9661,
          5397239.443,
          2034.186983
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720367.1261197451,
                5395820.983095948,
                1773.7269832485715
              ],
              [
                720367.1261197451,
                5397239.443095949,
                1773.7269832485715
              ],
              [
                721918.9661197452,
                5397239.443095949,
                2034.1869832485716
              ],
              [
                721918.9661197452,
                5395820.983095948,
                2034.1869832485716
              ],
              [
                720367.1261197451,
                5395820.983095948,
                1773.7269832485715
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:37:29+00:00",
        "end_time": "2018-07-19T17:26:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063197,
            48.67595767,
            1773.726983,
            -119.984507,
            48.68925033,
            2034.186983
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00631968741513,
                  48.676507143493176,
                  1773.7269832485715
                ],
                [
                  -120.00556368239447,
                  48.689250330154906,
                  1773.7269832485715
                ],
                [
                  -119.98450703154026,
                  48.68870061330972,
                  2034.1869832485716
                ],
                [
                  -119.98526833315924,
                  48.675957671521466,
                  2034.1869832485716
                ],
                [
                  -120.00631968741513,
                  48.676507143493176,
                  1773.7269832485715
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:37:29Z",
            "pc:count": 28427647,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721155.7487,
                "count": 28427647,
                "maximum": 721918.9661,
                "minimum": 720367.1261,
                "name": "X",
                "position": 0,
                "stddev": 453.3734118,
                "variance": 205547.4506
              },
              {
                "average": 5396484.602,
                "count": 28427647,
                "maximum": 5397239.443,
                "minimum": 5395820.983,
                "name": "Y",
                "position": 1,
                "stddev": 372.1566984,
                "variance": 138500.6082
              },
              {
                "average": 1850.826542,
                "count": 28427647,
                "maximum": 2034.186983,
                "minimum": 1773.726983,
                "name": "Z",
                "position": 2,
                "stddev": 51.13823678,
                "variance": 2615.119261
              },
              {
                "average": 1901.903767,
                "count": 28427647,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 833.3883719,
                "variance": 694536.1784
              },
              {
                "average": 1.199315336,
                "count": 28427647,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5123377571,
                "variance": 0.2624899773
              },
              {
                "average": 1.398547302,
                "count": 28427647,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.740489345,
                "variance": 0.5483244701
              },
              {
                "average": 0.4975656972,
                "count": 28427647,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999940829,
                "variance": 0.249994083
              },
              {
                "average": 0.0003034370027,
                "count": 28427647,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01741680049,
                "variance": 0.0003033449394
              },
              {
                "average": 1.461544461,
                "count": 28427647,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5218037077,
                "variance": 0.2722791094
              },
              {
                "average": 0.2161499106,
                "count": 28427647,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.93170979,
                "variance": 222.9559571
              },
              {
                "average": 0,
                "count": 28427647,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.5393128,
                "count": 28427647,
                "maximum": 36,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.170775285,
                "variance": 4.712265339
              },
              {
                "average": 216058233.7,
                "count": 28427647,
                "maximum": 216060649.9,
                "minimum": 216056362.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1222.676575,
                "variance": 1494938.006
              },
              {
                "average": 0,
                "count": 28427647,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28427647,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28427647,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28427647,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28427647,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720367.1261,
              5395820.983,
              1773.726983,
              721918.9661,
              5397239.443,
              2034.186983
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720367.1261197451,
                    5395820.983095948,
                    1773.7269832485715
                  ],
                  [
                    720367.1261197451,
                    5397239.443095949,
                    1773.7269832485715
                  ],
                  [
                    721918.9661197452,
                    5397239.443095949,
                    2034.1869832485716
                  ],
                  [
                    721918.9661197452,
                    5395820.983095948,
                    2034.1869832485716
                  ],
                  [
                    720367.1261197451,
                    5395820.983095948,
                    1773.7269832485715
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:37:29+00:00",
            "end_time": "2018-07-19T17:26:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98605545806335,
              48.595528721994505,
              1644.444200114611
            ],
            [
              -119.98522139500635,
              48.609532453437396,
              1644.444200114611
            ],
            [
              -119.96412623290948,
              48.60897778977365,
              2245.364200114611
            ],
            [
              -119.96496611033719,
              48.59497432974388,
              2245.364200114611
            ],
            [
              -119.98605545806335,
              48.595528721994505,
              1644.444200114611
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860555,
        48.59497433,
        1644.4442,
        -119.9641262,
        48.60953245,
        2245.3642
      ],
      "properties": {
        "datetime": "2018-07-19T17:33:38Z",
        "pc:count": 33436176,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722993.5848,
            "count": 33436176,
            "maximum": 723771.4213,
            "minimum": 722214.2613,
            "name": "X",
            "position": 0,
            "stddev": 416.4458368,
            "variance": 173427.135
          },
          {
            "average": 5387618.062,
            "count": 33436176,
            "maximum": 5388438.694,
            "minimum": 5386879.914,
            "name": "Y",
            "position": 1,
            "stddev": 430.605629,
            "variance": 185421.2077
          },
          {
            "average": 1909.032797,
            "count": 33436176,
            "maximum": 2245.3642,
            "minimum": 1644.4442,
            "name": "Z",
            "position": 2,
            "stddev": 119.6120711,
            "variance": 14307.04756
          },
          {
            "average": 1452.822705,
            "count": 33436176,
            "maximum": 4095,
            "minimum": 375,
            "name": "Intensity",
            "position": 3,
            "stddev": 683.748426,
            "variance": 467511.9101
          },
          {
            "average": 1.30726546,
            "count": 33436176,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6264222716,
            "variance": 0.3924048623
          },
          {
            "average": 1.614747631,
            "count": 33436176,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8807988079,
            "variance": 0.77580654
          },
          {
            "average": 0.4967792669,
            "count": 33436176,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896342,
            "variance": 0.2499896344
          },
          {
            "average": 0.0002454826174,
            "count": 33436176,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01566596192,
            "variance": 0.000245422363
          },
          {
            "average": 1.433567433,
            "count": 33436176,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5622693535,
            "variance": 0.3161468258
          },
          {
            "average": 1.664265418,
            "count": 33436176,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.69477616,
            "variance": 161.1573419
          },
          {
            "average": 0,
            "count": 33436176,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.90986529,
            "count": 33436176,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.441672544,
            "variance": 2.078419724
          },
          {
            "average": 216055605.7,
            "count": 33436176,
            "maximum": 216056818,
            "minimum": 216054491.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 831.6649916,
            "variance": 691666.6582
          },
          {
            "average": 0,
            "count": 33436176,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33436176,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33436176,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33436176,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33436176,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722214.2613,
          5386879.914,
          1644.4442,
          723771.4213,
          5388438.694,
          2245.3642
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722214.2613376059,
                5386879.914060625,
                1644.444200114611
              ],
              [
                722214.2613376059,
                5388438.694060625,
                1644.444200114611
              ],
              [
                723771.4213376058,
                5388438.694060625,
                2245.364200114611
              ],
              [
                723771.4213376058,
                5386879.914060625,
                2245.364200114611
              ],
              [
                722214.2613376059,
                5386879.914060625,
                1644.444200114611
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:33:38+00:00",
        "end_time": "2018-07-19T16:54:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860555,
            48.59497433,
            1644.4442,
            -119.9641262,
            48.60953245,
            2245.3642
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98605545806335,
                  48.595528721994505,
                  1644.444200114611
                ],
                [
                  -119.98522139500635,
                  48.609532453437396,
                  1644.444200114611
                ],
                [
                  -119.96412623290948,
                  48.60897778977365,
                  2245.364200114611
                ],
                [
                  -119.96496611033719,
                  48.59497432974388,
                  2245.364200114611
                ],
                [
                  -119.98605545806335,
                  48.595528721994505,
                  1644.444200114611
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:33:38Z",
            "pc:count": 33436176,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722993.5848,
                "count": 33436176,
                "maximum": 723771.4213,
                "minimum": 722214.2613,
                "name": "X",
                "position": 0,
                "stddev": 416.4458368,
                "variance": 173427.135
              },
              {
                "average": 5387618.062,
                "count": 33436176,
                "maximum": 5388438.694,
                "minimum": 5386879.914,
                "name": "Y",
                "position": 1,
                "stddev": 430.605629,
                "variance": 185421.2077
              },
              {
                "average": 1909.032797,
                "count": 33436176,
                "maximum": 2245.3642,
                "minimum": 1644.4442,
                "name": "Z",
                "position": 2,
                "stddev": 119.6120711,
                "variance": 14307.04756
              },
              {
                "average": 1452.822705,
                "count": 33436176,
                "maximum": 4095,
                "minimum": 375,
                "name": "Intensity",
                "position": 3,
                "stddev": 683.748426,
                "variance": 467511.9101
              },
              {
                "average": 1.30726546,
                "count": 33436176,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6264222716,
                "variance": 0.3924048623
              },
              {
                "average": 1.614747631,
                "count": 33436176,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8807988079,
                "variance": 0.77580654
              },
              {
                "average": 0.4967792669,
                "count": 33436176,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896342,
                "variance": 0.2499896344
              },
              {
                "average": 0.0002454826174,
                "count": 33436176,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01566596192,
                "variance": 0.000245422363
              },
              {
                "average": 1.433567433,
                "count": 33436176,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5622693535,
                "variance": 0.3161468258
              },
              {
                "average": 1.664265418,
                "count": 33436176,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.69477616,
                "variance": 161.1573419
              },
              {
                "average": 0,
                "count": 33436176,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.90986529,
                "count": 33436176,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.441672544,
                "variance": 2.078419724
              },
              {
                "average": 216055605.7,
                "count": 33436176,
                "maximum": 216056818,
                "minimum": 216054491.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 831.6649916,
                "variance": 691666.6582
              },
              {
                "average": 0,
                "count": 33436176,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33436176,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33436176,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33436176,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33436176,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722214.2613,
              5386879.914,
              1644.4442,
              723771.4213,
              5388438.694,
              2245.3642
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722214.2613376059,
                    5386879.914060625,
                    1644.444200114611
                  ],
                  [
                    722214.2613376059,
                    5388438.694060625,
                    1644.444200114611
                  ],
                  [
                    723771.4213376058,
                    5388438.694060625,
                    2245.364200114611
                  ],
                  [
                    723771.4213376058,
                    5386879.914060625,
                    2245.364200114611
                  ],
                  [
                    722214.2613376059,
                    5386879.914060625,
                    1644.444200114611
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:33:38+00:00",
            "end_time": "2018-07-19T16:54:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94535276621438,
              48.64950457873276,
              1914.2280971249938
            ],
            [
              -119.94450586700495,
              48.663507290891,
              1914.2280971249938
            ],
            [
              -119.92338899066536,
              48.662944706385474,
              2347.3480971249937
            ],
            [
              -119.92424172046192,
              48.64894226956307,
              2347.3480971249937
            ],
            [
              -119.94535276621438,
              48.64950457873276,
              1914.2280971249938
            ]
          ]
        ]
      },
      "bbox": [
        -119.9453528,
        48.64894227,
        1914.228097,
        -119.923389,
        48.66350729,
        2347.348097
      ],
      "properties": {
        "datetime": "2018-07-19T16:27:54Z",
        "pc:count": 32142473,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725763.3414,
            "count": 32142473,
            "maximum": 726531.8166,
            "minimum": 724974.6566,
            "name": "X",
            "position": 0,
            "stddev": 435.9390093,
            "variance": 190042.8198
          },
          {
            "average": 5393759.972,
            "count": 32142473,
            "maximum": 5394556.73,
            "minimum": 5392997.99,
            "name": "Y",
            "position": 1,
            "stddev": 433.0732904,
            "variance": 187552.4748
          },
          {
            "average": 2131.939639,
            "count": 32142473,
            "maximum": 2347.348097,
            "minimum": 1914.228097,
            "name": "Z",
            "position": 2,
            "stddev": 110.4584455,
            "variance": 12201.06818
          },
          {
            "average": 1832.386078,
            "count": 32142473,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 886.1627969,
            "variance": 785284.5026
          },
          {
            "average": 1.270366471,
            "count": 32142473,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6090237911,
            "variance": 0.3709099781
          },
          {
            "average": 1.540837321,
            "count": 32142473,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8772073143,
            "variance": 0.7694926722
          },
          {
            "average": 0.49842229,
            "count": 32142473,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999975186,
            "variance": 0.2499975186
          },
          {
            "average": 0.0002473674008,
            "count": 32142473,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01572597271,
            "variance": 0.0002473062178
          },
          {
            "average": 1.476702959,
            "count": 32142473,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.549018124,
            "variance": 0.3014209005
          },
          {
            "average": -2.674842447,
            "count": 32142473,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.22798438,
            "variance": 202.4355395
          },
          {
            "average": 0,
            "count": 32142473,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.12238318,
            "count": 32142473,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.967553232,
            "variance": 35.61169158
          },
          {
            "average": 216050111.8,
            "count": 32142473,
            "maximum": 216052874.3,
            "minimum": 216047722.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1656.645874,
            "variance": 2744475.551
          },
          {
            "average": 0,
            "count": 32142473,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32142473,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32142473,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32142473,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32142473,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724974.6566,
          5392997.99,
          1914.228097,
          726531.8166,
          5394556.73,
          2347.348097
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724974.6565633541,
                5392997.990116207,
                1914.2280971249938
              ],
              [
                724974.6565633541,
                5394556.730116207,
                1914.2280971249938
              ],
              [
                726531.816563354,
                5394556.730116207,
                2347.3480971249937
              ],
              [
                726531.816563354,
                5392997.990116207,
                2347.3480971249937
              ],
              [
                724974.6565633541,
                5392997.990116207,
                1914.2280971249938
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:27:54+00:00",
        "end_time": "2018-07-19T15:02:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9453528,
            48.64894227,
            1914.228097,
            -119.923389,
            48.66350729,
            2347.348097
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94535276621438,
                  48.64950457873276,
                  1914.2280971249938
                ],
                [
                  -119.94450586700495,
                  48.663507290891,
                  1914.2280971249938
                ],
                [
                  -119.92338899066536,
                  48.662944706385474,
                  2347.3480971249937
                ],
                [
                  -119.92424172046192,
                  48.64894226956307,
                  2347.3480971249937
                ],
                [
                  -119.94535276621438,
                  48.64950457873276,
                  1914.2280971249938
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:27:54Z",
            "pc:count": 32142473,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725763.3414,
                "count": 32142473,
                "maximum": 726531.8166,
                "minimum": 724974.6566,
                "name": "X",
                "position": 0,
                "stddev": 435.9390093,
                "variance": 190042.8198
              },
              {
                "average": 5393759.972,
                "count": 32142473,
                "maximum": 5394556.73,
                "minimum": 5392997.99,
                "name": "Y",
                "position": 1,
                "stddev": 433.0732904,
                "variance": 187552.4748
              },
              {
                "average": 2131.939639,
                "count": 32142473,
                "maximum": 2347.348097,
                "minimum": 1914.228097,
                "name": "Z",
                "position": 2,
                "stddev": 110.4584455,
                "variance": 12201.06818
              },
              {
                "average": 1832.386078,
                "count": 32142473,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 886.1627969,
                "variance": 785284.5026
              },
              {
                "average": 1.270366471,
                "count": 32142473,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6090237911,
                "variance": 0.3709099781
              },
              {
                "average": 1.540837321,
                "count": 32142473,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8772073143,
                "variance": 0.7694926722
              },
              {
                "average": 0.49842229,
                "count": 32142473,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999975186,
                "variance": 0.2499975186
              },
              {
                "average": 0.0002473674008,
                "count": 32142473,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01572597271,
                "variance": 0.0002473062178
              },
              {
                "average": 1.476702959,
                "count": 32142473,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.549018124,
                "variance": 0.3014209005
              },
              {
                "average": -2.674842447,
                "count": 32142473,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.22798438,
                "variance": 202.4355395
              },
              {
                "average": 0,
                "count": 32142473,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.12238318,
                "count": 32142473,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.967553232,
                "variance": 35.61169158
              },
              {
                "average": 216050111.8,
                "count": 32142473,
                "maximum": 216052874.3,
                "minimum": 216047722.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1656.645874,
                "variance": 2744475.551
              },
              {
                "average": 0,
                "count": 32142473,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32142473,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32142473,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32142473,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32142473,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724974.6566,
              5392997.99,
              1914.228097,
              726531.8166,
              5394556.73,
              2347.348097
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724974.6565633541,
                    5392997.990116207,
                    1914.2280971249938
                  ],
                  [
                    724974.6565633541,
                    5394556.730116207,
                    1914.2280971249938
                  ],
                  [
                    726531.816563354,
                    5394556.730116207,
                    2347.3480971249937
                  ],
                  [
                    726531.816563354,
                    5392997.990116207,
                    2347.3480971249937
                  ],
                  [
                    724974.6565633541,
                    5392997.990116207,
                    1914.2280971249938
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:27:54+00:00",
            "end_time": "2018-07-19T15:02:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_593588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.08763256386564,
              48.5685050100848,
              999.1492634255678
            ],
            [
              -120.08682746459871,
              48.5825081180902,
              999.1492634255678
            ],
            [
              -120.06574295526092,
              48.58197232217791,
              1569.7692634255677
            ],
            [
              -120.06655386124174,
              48.56796947630997,
              1569.7692634255677
            ],
            [
              -120.08763256386564,
              48.5685050100848,
              999.1492634255678
            ]
          ]
        ]
      },
      "bbox": [
        -120.0876326,
        48.56796948,
        999.1492634,
        -120.065743,
        48.58250812,
        1569.769263
      ],
      "properties": {
        "datetime": "2018-07-20T01:18:42Z",
        "pc:count": 43695059,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 715628.1173,
            "count": 43695059,
            "maximum": 716397.5727,
            "minimum": 714840.5127,
            "name": "X",
            "position": 0,
            "stddev": 430.5177044,
            "variance": 185345.4938
          },
          {
            "average": 5384366.983,
            "count": 43695059,
            "maximum": 5385144.339,
            "minimum": 5383585.779,
            "name": "Y",
            "position": 1,
            "stddev": 429.5857991,
            "variance": 184543.9588
          },
          {
            "average": 1234.97365,
            "count": 43695059,
            "maximum": 1569.769263,
            "minimum": 999.1492634,
            "name": "Z",
            "position": 2,
            "stddev": 105.4922186,
            "variance": 11128.6082
          },
          {
            "average": 785.2527637,
            "count": 43695059,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 404.1842861,
            "variance": 163364.9371
          },
          {
            "average": 1.290653321,
            "count": 43695059,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6150955994,
            "variance": 0.3783425964
          },
          {
            "average": 1.581315453,
            "count": 43695059,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8717438764,
            "variance": 0.759937386
          },
          {
            "average": 0.4964531802,
            "count": 43695059,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999874256,
            "variance": 0.2499874258
          },
          {
            "average": 0.0002779490468,
            "count": 43695059,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01666948702,
            "variance": 0.0002778717975
          },
          {
            "average": 1.342791275,
            "count": 43695059,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5477323804,
            "variance": 0.3000107605
          },
          {
            "average": -0.1742242206,
            "count": 43695059,
            "maximum": 19.99799919,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.97857371,
            "variance": 143.4862282
          },
          {
            "average": 0,
            "count": 43695059,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 74.04868656,
            "count": 43695059,
            "maximum": 78,
            "minimum": 70,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.302994853,
            "variance": 5.303785295
          },
          {
            "average": 216082163.4,
            "count": 43695059,
            "maximum": 216084722.1,
            "minimum": 216079897.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1383.708715,
            "variance": 1914649.807
          },
          {
            "average": 0,
            "count": 43695059,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43695059,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43695059,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43695059,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 43695059,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          714840.5127,
          5383585.779,
          999.1492634,
          716397.5727,
          5385144.339,
          1569.769263
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                714840.5126738062,
                5383585.778937504,
                999.1492634255678
              ],
              [
                714840.5126738062,
                5385144.338937504,
                999.1492634255678
              ],
              [
                716397.5726738062,
                5385144.338937504,
                1569.7692634255677
              ],
              [
                716397.5726738062,
                5383585.778937504,
                1569.7692634255677
              ],
              [
                714840.5126738062,
                5383585.778937504,
                999.1492634255678
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T01:18:42+00:00",
        "end_time": "2018-07-19T23:58:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_593588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_593588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_593588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0876326,
            48.56796948,
            999.1492634,
            -120.065743,
            48.58250812,
            1569.769263
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.08763256386564,
                  48.5685050100848,
                  999.1492634255678
                ],
                [
                  -120.08682746459871,
                  48.5825081180902,
                  999.1492634255678
                ],
                [
                  -120.06574295526092,
                  48.58197232217791,
                  1569.7692634255677
                ],
                [
                  -120.06655386124174,
                  48.56796947630997,
                  1569.7692634255677
                ],
                [
                  -120.08763256386564,
                  48.5685050100848,
                  999.1492634255678
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_593588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_593588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T01:18:42Z",
            "pc:count": 43695059,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 715628.1173,
                "count": 43695059,
                "maximum": 716397.5727,
                "minimum": 714840.5127,
                "name": "X",
                "position": 0,
                "stddev": 430.5177044,
                "variance": 185345.4938
              },
              {
                "average": 5384366.983,
                "count": 43695059,
                "maximum": 5385144.339,
                "minimum": 5383585.779,
                "name": "Y",
                "position": 1,
                "stddev": 429.5857991,
                "variance": 184543.9588
              },
              {
                "average": 1234.97365,
                "count": 43695059,
                "maximum": 1569.769263,
                "minimum": 999.1492634,
                "name": "Z",
                "position": 2,
                "stddev": 105.4922186,
                "variance": 11128.6082
              },
              {
                "average": 785.2527637,
                "count": 43695059,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 404.1842861,
                "variance": 163364.9371
              },
              {
                "average": 1.290653321,
                "count": 43695059,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6150955994,
                "variance": 0.3783425964
              },
              {
                "average": 1.581315453,
                "count": 43695059,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8717438764,
                "variance": 0.759937386
              },
              {
                "average": 0.4964531802,
                "count": 43695059,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999874256,
                "variance": 0.2499874258
              },
              {
                "average": 0.0002779490468,
                "count": 43695059,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01666948702,
                "variance": 0.0002778717975
              },
              {
                "average": 1.342791275,
                "count": 43695059,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5477323804,
                "variance": 0.3000107605
              },
              {
                "average": -0.1742242206,
                "count": 43695059,
                "maximum": 19.99799919,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.97857371,
                "variance": 143.4862282
              },
              {
                "average": 0,
                "count": 43695059,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 74.04868656,
                "count": 43695059,
                "maximum": 78,
                "minimum": 70,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.302994853,
                "variance": 5.303785295
              },
              {
                "average": 216082163.4,
                "count": 43695059,
                "maximum": 216084722.1,
                "minimum": 216079897.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1383.708715,
                "variance": 1914649.807
              },
              {
                "average": 0,
                "count": 43695059,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43695059,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43695059,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43695059,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 43695059,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              714840.5127,
              5383585.779,
              999.1492634,
              716397.5727,
              5385144.339,
              1569.769263
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    714840.5126738062,
                    5383585.778937504,
                    999.1492634255678
                  ],
                  [
                    714840.5126738062,
                    5385144.338937504,
                    999.1492634255678
                  ],
                  [
                    716397.5726738062,
                    5385144.338937504,
                    1569.7692634255677
                  ],
                  [
                    716397.5726738062,
                    5383585.778937504,
                    1569.7692634255677
                  ],
                  [
                    714840.5126738062,
                    5383585.778937504,
                    999.1492634255678
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T01:18:42+00:00",
            "end_time": "2018-07-19T23:58:17+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1625308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.9452286475543,
              48.68999180320268,
              1982.6376639458638
            ],
            [
              -119.94449677039934,
              48.70207558707153,
              1982.6376639458638
            ],
            [
              -119.92344627874846,
              48.70151487567332,
              2345.777663945864
            ],
            [
              -119.92418317875071,
              48.68943132866791,
              2345.777663945864
            ],
            [
              -119.9452286475543,
              48.68999180320268,
              1982.6376639458638
            ]
          ]
        ]
      },
      "bbox": [
        -119.9452286,
        48.68943133,
        1982.637664,
        -119.9234463,
        48.70207559,
        2345.777664
      ],
      "properties": {
        "datetime": "2018-07-19T16:28:58Z",
        "pc:count": 16945482,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725390.4127,
            "count": 16945482,
            "maximum": 726354.5567,
            "minimum": 724803.4767,
            "name": "X",
            "position": 0,
            "stddev": 352.4983538,
            "variance": 124255.0894
          },
          {
            "average": 5398051.662,
            "count": 16945482,
            "maximum": 5398843.196,
            "minimum": 5397498.056,
            "name": "Y",
            "position": 1,
            "stddev": 349.1954982,
            "variance": 121937.4959
          },
          {
            "average": 2112.119423,
            "count": 16945482,
            "maximum": 2345.777664,
            "minimum": 1982.637664,
            "name": "Z",
            "position": 2,
            "stddev": 83.41642484,
            "variance": 6958.299933
          },
          {
            "average": 1887.129501,
            "count": 16945482,
            "maximum": 4095,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 747.2685521,
            "variance": 558410.2889
          },
          {
            "average": 1.180790195,
            "count": 16945482,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5062463209,
            "variance": 0.2562853374
          },
          {
            "average": 1.361637928,
            "count": 16945482,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7453192159,
            "variance": 0.5555007335
          },
          {
            "average": 0.4975646016,
            "count": 16945482,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999940836,
            "variance": 0.2499940836
          },
          {
            "average": 0.0002735832477,
            "count": 16945482,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01653808986,
            "variance": 0.0002735084161
          },
          {
            "average": 1.518143951,
            "count": 16945482,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5414853927,
            "variance": 0.2932064305
          },
          {
            "average": -0.02181522555,
            "count": 16945482,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.25329835,
            "variance": 203.1565137
          },
          {
            "average": 0,
            "count": 16945482,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 15.86048134,
            "count": 16945482,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.9774453,
            "variance": 35.72985231
          },
          {
            "average": 216050587,
            "count": 16945482,
            "maximum": 216052938.5,
            "minimum": 216047788.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1631.901811,
            "variance": 2663103.521
          },
          {
            "average": 0,
            "count": 16945482,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16945482,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16945482,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16945482,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 16945482,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          724803.4767,
          5397498.056,
          1982.637664,
          726354.5567,
          5398843.196,
          2345.777664
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                724803.4767344797,
                5397498.055943688,
                1982.6376639458638
              ],
              [
                724803.4767344797,
                5398843.195943689,
                1982.6376639458638
              ],
              [
                726354.5567344797,
                5398843.195943689,
                2345.777663945864
              ],
              [
                726354.5567344797,
                5397498.055943688,
                2345.777663945864
              ],
              [
                724803.4767344797,
                5397498.055943688,
                1982.6376639458638
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:28:58+00:00",
        "end_time": "2018-07-19T15:03:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1625308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1625308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1625308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1625308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9452286,
            48.68943133,
            1982.637664,
            -119.9234463,
            48.70207559,
            2345.777664
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.9452286475543,
                  48.68999180320268,
                  1982.6376639458638
                ],
                [
                  -119.94449677039934,
                  48.70207558707153,
                  1982.6376639458638
                ],
                [
                  -119.92344627874846,
                  48.70151487567332,
                  2345.777663945864
                ],
                [
                  -119.92418317875071,
                  48.68943132866791,
                  2345.777663945864
                ],
                [
                  -119.9452286475543,
                  48.68999180320268,
                  1982.6376639458638
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1625308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1625308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:28:58Z",
            "pc:count": 16945482,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725390.4127,
                "count": 16945482,
                "maximum": 726354.5567,
                "minimum": 724803.4767,
                "name": "X",
                "position": 0,
                "stddev": 352.4983538,
                "variance": 124255.0894
              },
              {
                "average": 5398051.662,
                "count": 16945482,
                "maximum": 5398843.196,
                "minimum": 5397498.056,
                "name": "Y",
                "position": 1,
                "stddev": 349.1954982,
                "variance": 121937.4959
              },
              {
                "average": 2112.119423,
                "count": 16945482,
                "maximum": 2345.777664,
                "minimum": 1982.637664,
                "name": "Z",
                "position": 2,
                "stddev": 83.41642484,
                "variance": 6958.299933
              },
              {
                "average": 1887.129501,
                "count": 16945482,
                "maximum": 4095,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 747.2685521,
                "variance": 558410.2889
              },
              {
                "average": 1.180790195,
                "count": 16945482,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5062463209,
                "variance": 0.2562853374
              },
              {
                "average": 1.361637928,
                "count": 16945482,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7453192159,
                "variance": 0.5555007335
              },
              {
                "average": 0.4975646016,
                "count": 16945482,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999940836,
                "variance": 0.2499940836
              },
              {
                "average": 0.0002735832477,
                "count": 16945482,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01653808986,
                "variance": 0.0002735084161
              },
              {
                "average": 1.518143951,
                "count": 16945482,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5414853927,
                "variance": 0.2932064305
              },
              {
                "average": -0.02181522555,
                "count": 16945482,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.25329835,
                "variance": 203.1565137
              },
              {
                "average": 0,
                "count": 16945482,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 15.86048134,
                "count": 16945482,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.9774453,
                "variance": 35.72985231
              },
              {
                "average": 216050587,
                "count": 16945482,
                "maximum": 216052938.5,
                "minimum": 216047788.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1631.901811,
                "variance": 2663103.521
              },
              {
                "average": 0,
                "count": 16945482,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16945482,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16945482,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16945482,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 16945482,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              724803.4767,
              5397498.056,
              1982.637664,
              726354.5567,
              5398843.196,
              2345.777664
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    724803.4767344797,
                    5397498.055943688,
                    1982.6376639458638
                  ],
                  [
                    724803.4767344797,
                    5398843.195943689,
                    1982.6376639458638
                  ],
                  [
                    726354.5567344797,
                    5398843.195943689,
                    2345.777663945864
                  ],
                  [
                    726354.5567344797,
                    5397498.055943688,
                    2345.777663945864
                  ],
                  [
                    724803.4767344797,
                    5397498.055943688,
                    1982.6376639458638
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:28:58+00:00",
            "end_time": "2018-07-19T15:03:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00635184776763,
              48.37960841594325,
              867.2554881243483
            ],
            [
              -120.00553000206929,
              48.393607006091784,
              867.2554881243483
            ],
            [
              -119.98452088514551,
              48.39305780573757,
              1291.0354881243484
            ],
            [
              -119.98534847566243,
              48.3790594839789,
              1291.0354881243484
            ],
            [
              -120.00635184776763,
              48.37960841594325,
              867.2554881243483
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063518,
        48.37905948,
        867.2554881,
        -119.9845209,
        48.39360701,
        1291.035488
      ],
      "properties": {
        "datetime": "2018-07-19T18:29:21Z",
        "pc:count": 26729814,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722460.3171,
            "count": 26729814,
            "maximum": 723215.1077,
            "minimum": 721657.7277,
            "name": "X",
            "position": 0,
            "stddev": 450.1431002,
            "variance": 202628.8107
          },
          {
            "average": 5363609.23,
            "count": 26729814,
            "maximum": 5364382.412,
            "minimum": 5362824.292,
            "name": "Y",
            "position": 1,
            "stddev": 435.2867853,
            "variance": 189474.5855
          },
          {
            "average": 1016.295664,
            "count": 26729814,
            "maximum": 1291.035488,
            "minimum": 867.2554881,
            "name": "Z",
            "position": 2,
            "stddev": 88.57104541,
            "variance": 7844.830085
          },
          {
            "average": 1168.026475,
            "count": 26729814,
            "maximum": 2251,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 205.257861,
            "variance": 42130.78952
          },
          {
            "average": 1.025130665,
            "count": 26729814,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1826832693,
            "variance": 0.03337317689
          },
          {
            "average": 1.050240978,
            "count": 26729814,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2726224421,
            "variance": 0.07432299593
          },
          {
            "average": 0.4960455019,
            "count": 26729814,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999843711,
            "variance": 0.2499843713
          },
          {
            "average": 0.0002982811627,
            "count": 26729814,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01726824259,
            "variance": 0.0002981922023
          },
          {
            "average": 1.641495859,
            "count": 26729814,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5243269861,
            "variance": 0.2749187884
          },
          {
            "average": -0.4124666479,
            "count": 26729814,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.613939819,
            "variance": 92.42783885
          },
          {
            "average": 0,
            "count": 26729814,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.18783905,
            "count": 26729814,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.983291626,
            "variance": 3.933445675
          },
          {
            "average": 216058280.8,
            "count": 26729814,
            "maximum": 216060161.3,
            "minimum": 216055859.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1156.10419,
            "variance": 1336576.898
          },
          {
            "average": 0,
            "count": 26729814,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26729814,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26729814,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26729814,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26729814,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721657.7277,
          5362824.292,
          867.2554881,
          723215.1077,
          5364382.412,
          1291.035488
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721657.7277450822,
                5362824.29217425,
                867.2554881243483
              ],
              [
                721657.7277450822,
                5364382.412174249,
                867.2554881243483
              ],
              [
                723215.1077450821,
                5364382.412174249,
                1291.0354881243484
              ],
              [
                723215.1077450821,
                5362824.29217425,
                1291.0354881243484
              ],
              [
                721657.7277450822,
                5362824.29217425,
                867.2554881243483
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:29:21+00:00",
        "end_time": "2018-07-19T17:17:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063518,
            48.37905948,
            867.2554881,
            -119.9845209,
            48.39360701,
            1291.035488
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00635184776763,
                  48.37960841594325,
                  867.2554881243483
                ],
                [
                  -120.00553000206929,
                  48.393607006091784,
                  867.2554881243483
                ],
                [
                  -119.98452088514551,
                  48.39305780573757,
                  1291.0354881243484
                ],
                [
                  -119.98534847566243,
                  48.3790594839789,
                  1291.0354881243484
                ],
                [
                  -120.00635184776763,
                  48.37960841594325,
                  867.2554881243483
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:29:21Z",
            "pc:count": 26729814,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722460.3171,
                "count": 26729814,
                "maximum": 723215.1077,
                "minimum": 721657.7277,
                "name": "X",
                "position": 0,
                "stddev": 450.1431002,
                "variance": 202628.8107
              },
              {
                "average": 5363609.23,
                "count": 26729814,
                "maximum": 5364382.412,
                "minimum": 5362824.292,
                "name": "Y",
                "position": 1,
                "stddev": 435.2867853,
                "variance": 189474.5855
              },
              {
                "average": 1016.295664,
                "count": 26729814,
                "maximum": 1291.035488,
                "minimum": 867.2554881,
                "name": "Z",
                "position": 2,
                "stddev": 88.57104541,
                "variance": 7844.830085
              },
              {
                "average": 1168.026475,
                "count": 26729814,
                "maximum": 2251,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 205.257861,
                "variance": 42130.78952
              },
              {
                "average": 1.025130665,
                "count": 26729814,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1826832693,
                "variance": 0.03337317689
              },
              {
                "average": 1.050240978,
                "count": 26729814,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2726224421,
                "variance": 0.07432299593
              },
              {
                "average": 0.4960455019,
                "count": 26729814,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999843711,
                "variance": 0.2499843713
              },
              {
                "average": 0.0002982811627,
                "count": 26729814,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01726824259,
                "variance": 0.0002981922023
              },
              {
                "average": 1.641495859,
                "count": 26729814,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5243269861,
                "variance": 0.2749187884
              },
              {
                "average": -0.4124666479,
                "count": 26729814,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.613939819,
                "variance": 92.42783885
              },
              {
                "average": 0,
                "count": 26729814,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.18783905,
                "count": 26729814,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.983291626,
                "variance": 3.933445675
              },
              {
                "average": 216058280.8,
                "count": 26729814,
                "maximum": 216060161.3,
                "minimum": 216055859.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1156.10419,
                "variance": 1336576.898
              },
              {
                "average": 0,
                "count": 26729814,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26729814,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26729814,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26729814,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26729814,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721657.7277,
              5362824.292,
              867.2554881,
              723215.1077,
              5364382.412,
              1291.035488
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721657.7277450822,
                    5362824.29217425,
                    867.2554881243483
                  ],
                  [
                    721657.7277450822,
                    5364382.412174249,
                    867.2554881243483
                  ],
                  [
                    723215.1077450821,
                    5364382.412174249,
                    1291.0354881243484
                  ],
                  [
                    723215.1077450821,
                    5362824.29217425,
                    1291.0354881243484
                  ],
                  [
                    721657.7277450822,
                    5362824.29217425,
                    867.2554881243483
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:29:21+00:00",
            "end_time": "2018-07-19T17:17:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04700455159863,
              48.56852880537505,
              1335.5472526875355
            ],
            [
              -120.0461882197516,
              48.58253158353543,
              1335.5472526875355
            ],
            [
              -120.02510311823016,
              48.58198831160061,
              1960.8472526875357
            ],
            [
              -120.02592525639561,
              48.56798579922905,
              1960.8472526875357
            ],
            [
              -120.04700455159863,
              48.56852880537505,
              1335.5472526875355
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470046,
        48.5679858,
        1335.547253,
        -120.0251031,
        48.58253158,
        1960.847253
      ],
      "properties": {
        "datetime": "2018-07-19T23:21:31Z",
        "pc:count": 37778486,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718679.1156,
            "count": 37778486,
            "maximum": 719394.3052,
            "minimum": 717837.1452,
            "name": "X",
            "position": 0,
            "stddev": 436.179042,
            "variance": 190252.1567
          },
          {
            "average": 5384536.711,
            "count": 37778486,
            "maximum": 5385262.106,
            "minimum": 5383703.526,
            "name": "Y",
            "position": 1,
            "stddev": 442.6005401,
            "variance": 195895.2381
          },
          {
            "average": 1719.069399,
            "count": 37778486,
            "maximum": 1960.847253,
            "minimum": 1335.547253,
            "name": "Z",
            "position": 2,
            "stddev": 142.0089193,
            "variance": 20166.53315
          },
          {
            "average": 1490.741768,
            "count": 37778486,
            "maximum": 4095,
            "minimum": 21,
            "name": "Intensity",
            "position": 3,
            "stddev": 814.4139825,
            "variance": 663270.1348
          },
          {
            "average": 1.42455137,
            "count": 37778486,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7681101548,
            "variance": 0.5899932099
          },
          {
            "average": 1.849248485,
            "count": 37778486,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.079513876,
            "variance": 1.165350209
          },
          {
            "average": 0.4979321829,
            "count": 37778486,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999957307,
            "variance": 0.2499957307
          },
          {
            "average": 0.0002557540289,
            "count": 37778486,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01599026659,
            "variance": 0.0002556886255
          },
          {
            "average": 1.37156399,
            "count": 37778486,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5464775615,
            "variance": 0.2986377253
          },
          {
            "average": -2.723598805,
            "count": 37778486,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.2749663,
            "variance": 203.7746628
          },
          {
            "average": 0,
            "count": 37778486,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.02552191,
            "count": 37778486,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.646307499,
            "variance": 74.75863337
          },
          {
            "average": 216065040.6,
            "count": 37778486,
            "maximum": 216077691.9,
            "minimum": 216061094,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4955.90533,
            "variance": 24560997.64
          },
          {
            "average": 0,
            "count": 37778486,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37778486,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37778486,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37778486,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37778486,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717837.1452,
          5383703.526,
          1335.547253,
          719394.3052,
          5385262.106,
          1960.847253
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717837.1451825036,
                5383703.526488929,
                1335.5472526875355
              ],
              [
                717837.1451825036,
                5385262.106488929,
                1335.5472526875355
              ],
              [
                719394.3051825035,
                5385262.106488929,
                1960.8472526875357
              ],
              [
                719394.3051825035,
                5383703.526488929,
                1960.8472526875357
              ],
              [
                717837.1451825036,
                5383703.526488929,
                1335.5472526875355
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:21:31+00:00",
        "end_time": "2018-07-19T18:44:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470046,
            48.5679858,
            1335.547253,
            -120.0251031,
            48.58253158,
            1960.847253
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04700455159863,
                  48.56852880537505,
                  1335.5472526875355
                ],
                [
                  -120.0461882197516,
                  48.58253158353543,
                  1335.5472526875355
                ],
                [
                  -120.02510311823016,
                  48.58198831160061,
                  1960.8472526875357
                ],
                [
                  -120.02592525639561,
                  48.56798579922905,
                  1960.8472526875357
                ],
                [
                  -120.04700455159863,
                  48.56852880537505,
                  1335.5472526875355
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:21:31Z",
            "pc:count": 37778486,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718679.1156,
                "count": 37778486,
                "maximum": 719394.3052,
                "minimum": 717837.1452,
                "name": "X",
                "position": 0,
                "stddev": 436.179042,
                "variance": 190252.1567
              },
              {
                "average": 5384536.711,
                "count": 37778486,
                "maximum": 5385262.106,
                "minimum": 5383703.526,
                "name": "Y",
                "position": 1,
                "stddev": 442.6005401,
                "variance": 195895.2381
              },
              {
                "average": 1719.069399,
                "count": 37778486,
                "maximum": 1960.847253,
                "minimum": 1335.547253,
                "name": "Z",
                "position": 2,
                "stddev": 142.0089193,
                "variance": 20166.53315
              },
              {
                "average": 1490.741768,
                "count": 37778486,
                "maximum": 4095,
                "minimum": 21,
                "name": "Intensity",
                "position": 3,
                "stddev": 814.4139825,
                "variance": 663270.1348
              },
              {
                "average": 1.42455137,
                "count": 37778486,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7681101548,
                "variance": 0.5899932099
              },
              {
                "average": 1.849248485,
                "count": 37778486,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.079513876,
                "variance": 1.165350209
              },
              {
                "average": 0.4979321829,
                "count": 37778486,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999957307,
                "variance": 0.2499957307
              },
              {
                "average": 0.0002557540289,
                "count": 37778486,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01599026659,
                "variance": 0.0002556886255
              },
              {
                "average": 1.37156399,
                "count": 37778486,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5464775615,
                "variance": 0.2986377253
              },
              {
                "average": -2.723598805,
                "count": 37778486,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.2749663,
                "variance": 203.7746628
              },
              {
                "average": 0,
                "count": 37778486,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.02552191,
                "count": 37778486,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.646307499,
                "variance": 74.75863337
              },
              {
                "average": 216065040.6,
                "count": 37778486,
                "maximum": 216077691.9,
                "minimum": 216061094,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4955.90533,
                "variance": 24560997.64
              },
              {
                "average": 0,
                "count": 37778486,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37778486,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37778486,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37778486,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37778486,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717837.1452,
              5383703.526,
              1335.547253,
              719394.3052,
              5385262.106,
              1960.847253
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717837.1451825036,
                    5383703.526488929,
                    1335.5472526875355
                  ],
                  [
                    717837.1451825036,
                    5385262.106488929,
                    1335.5472526875355
                  ],
                  [
                    719394.3051825035,
                    5385262.106488929,
                    1960.8472526875357
                  ],
                  [
                    719394.3051825035,
                    5383703.526488929,
                    1960.8472526875357
                  ],
                  [
                    717837.1451825036,
                    5383703.526488929,
                    1335.5472526875355
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:21:31+00:00",
            "end_time": "2018-07-19T18:44:54+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06728462086853,
              48.54152708320115,
              1526.956443426397
            ],
            [
              -120.06647470052677,
              48.555529463753636,
              1526.956443426397
            ],
            [
              -120.04540043530228,
              48.55499012922445,
              1968.656443426397
            ],
            [
              -120.04621615350004,
              48.540988012495504,
              1968.656443426397
            ],
            [
              -120.06728462086853,
              48.54152708320115,
              1526.956443426397
            ]
          ]
        ]
      },
      "bbox": [
        -120.0672846,
        48.54098801,
        1526.956443,
        -120.0454004,
        48.55552946,
        1968.656443
      ],
      "properties": {
        "datetime": "2018-07-20T00:14:05Z",
        "pc:count": 45320480,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 717192.7269,
            "count": 45320480,
            "maximum": 718013.6851,
            "minimum": 716456.5251,
            "name": "X",
            "position": 0,
            "stddev": 428.5919705,
            "variance": 183691.0772
          },
          {
            "average": 5381411.448,
            "count": 45320480,
            "maximum": 5382203.435,
            "minimum": 5380644.935,
            "name": "Y",
            "position": 1,
            "stddev": 453.5607259,
            "variance": 205717.3321
          },
          {
            "average": 1758.666771,
            "count": 45320480,
            "maximum": 1968.656443,
            "minimum": 1526.956443,
            "name": "Z",
            "position": 2,
            "stddev": 76.30084761,
            "variance": 5821.819346
          },
          {
            "average": 825.5117345,
            "count": 45320480,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 581.6832984,
            "variance": 338355.4596
          },
          {
            "average": 1.389364124,
            "count": 45320480,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7169876615,
            "variance": 0.5140713068
          },
          {
            "average": 1.778840184,
            "count": 45320480,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.000656925,
            "variance": 1.001314282
          },
          {
            "average": 0.4970192505,
            "count": 45320480,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999911206,
            "variance": 0.2499911206
          },
          {
            "average": 0.000303152129,
            "count": 45320480,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01740862529,
            "variance": 0.0003030602345
          },
          {
            "average": 1.300027162,
            "count": 45320480,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5096967655,
            "variance": 0.2597907927
          },
          {
            "average": 3.2359616,
            "count": 45320480,
            "maximum": 25.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.0651753,
            "variance": 226.959507
          },
          {
            "average": 0,
            "count": 45320480,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.88818119,
            "count": 45320480,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.729265515,
            "variance": 45.28301437
          },
          {
            "average": 216077995,
            "count": 45320480,
            "maximum": 216080845.4,
            "minimum": 216064373.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3826.586803,
            "variance": 14642766.56
          },
          {
            "average": 0,
            "count": 45320480,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45320480,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45320480,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45320480,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45320480,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716456.5251,
          5380644.935,
          1526.956443,
          718013.6851,
          5382203.435,
          1968.656443
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716456.5251179814,
                5380644.935477446,
                1526.956443426397
              ],
              [
                716456.5251179814,
                5382203.435477446,
                1526.956443426397
              ],
              [
                718013.6851179813,
                5382203.435477446,
                1968.656443426397
              ],
              [
                718013.6851179813,
                5380644.935477446,
                1968.656443426397
              ],
              [
                716456.5251179814,
                5380644.935477446,
                1526.956443426397
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:14:05+00:00",
        "end_time": "2018-07-19T19:39:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0672846,
            48.54098801,
            1526.956443,
            -120.0454004,
            48.55552946,
            1968.656443
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06728462086853,
                  48.54152708320115,
                  1526.956443426397
                ],
                [
                  -120.06647470052677,
                  48.555529463753636,
                  1526.956443426397
                ],
                [
                  -120.04540043530228,
                  48.55499012922445,
                  1968.656443426397
                ],
                [
                  -120.04621615350004,
                  48.540988012495504,
                  1968.656443426397
                ],
                [
                  -120.06728462086853,
                  48.54152708320115,
                  1526.956443426397
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:14:05Z",
            "pc:count": 45320480,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 717192.7269,
                "count": 45320480,
                "maximum": 718013.6851,
                "minimum": 716456.5251,
                "name": "X",
                "position": 0,
                "stddev": 428.5919705,
                "variance": 183691.0772
              },
              {
                "average": 5381411.448,
                "count": 45320480,
                "maximum": 5382203.435,
                "minimum": 5380644.935,
                "name": "Y",
                "position": 1,
                "stddev": 453.5607259,
                "variance": 205717.3321
              },
              {
                "average": 1758.666771,
                "count": 45320480,
                "maximum": 1968.656443,
                "minimum": 1526.956443,
                "name": "Z",
                "position": 2,
                "stddev": 76.30084761,
                "variance": 5821.819346
              },
              {
                "average": 825.5117345,
                "count": 45320480,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 581.6832984,
                "variance": 338355.4596
              },
              {
                "average": 1.389364124,
                "count": 45320480,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7169876615,
                "variance": 0.5140713068
              },
              {
                "average": 1.778840184,
                "count": 45320480,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.000656925,
                "variance": 1.001314282
              },
              {
                "average": 0.4970192505,
                "count": 45320480,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999911206,
                "variance": 0.2499911206
              },
              {
                "average": 0.000303152129,
                "count": 45320480,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01740862529,
                "variance": 0.0003030602345
              },
              {
                "average": 1.300027162,
                "count": 45320480,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5096967655,
                "variance": 0.2597907927
              },
              {
                "average": 3.2359616,
                "count": 45320480,
                "maximum": 25.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.0651753,
                "variance": 226.959507
              },
              {
                "average": 0,
                "count": 45320480,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.88818119,
                "count": 45320480,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.729265515,
                "variance": 45.28301437
              },
              {
                "average": 216077995,
                "count": 45320480,
                "maximum": 216080845.4,
                "minimum": 216064373.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3826.586803,
                "variance": 14642766.56
              },
              {
                "average": 0,
                "count": 45320480,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45320480,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45320480,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45320480,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45320480,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716456.5251,
              5380644.935,
              1526.956443,
              718013.6851,
              5382203.435,
              1968.656443
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716456.5251179814,
                    5380644.935477446,
                    1526.956443426397
                  ],
                  [
                    716456.5251179814,
                    5382203.435477446,
                    1526.956443426397
                  ],
                  [
                    718013.6851179813,
                    5382203.435477446,
                    1968.656443426397
                  ],
                  [
                    718013.6851179813,
                    5380644.935477446,
                    1968.656443426397
                  ],
                  [
                    716456.5251179814,
                    5380644.935477446,
                    1526.956443426397
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:14:05+00:00",
            "end_time": "2018-07-19T19:39:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04684693558076,
              48.44706957155581,
              1166.1573493918297
            ],
            [
              -120.0461111802505,
              48.45974419717302,
              1166.1573493918297
            ],
            [
              -120.039046398437,
              48.45956249614542,
              1505.8373493918295
            ],
            [
              -120.03978390720411,
              48.4468879509511,
              1505.8373493918295
            ],
            [
              -120.04684693558076,
              48.44706957155581,
              1166.1573493918297
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468469,
        48.44688795,
        1166.157349,
        -120.0390464,
        48.4597442,
        1505.837349
      ],
      "properties": {
        "datetime": "2018-07-19T23:17:40Z",
        "pc:count": 5232223,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718615.9027,
            "count": 5232223,
            "maximum": 718893.3861,
            "minimum": 718370.3861,
            "name": "X",
            "position": 0,
            "stddev": 140.3366578,
            "variance": 19694.37751
          },
          {
            "average": 5370753.666,
            "count": 5232223,
            "maximum": 5371615.988,
            "minimum": 5370205.268,
            "name": "Y",
            "position": 1,
            "stddev": 373.378254,
            "variance": 139411.3206
          },
          {
            "average": 1323.791108,
            "count": 5232223,
            "maximum": 1505.837349,
            "minimum": 1166.157349,
            "name": "Z",
            "position": 2,
            "stddev": 76.39435434,
            "variance": 5836.097375
          },
          {
            "average": 1279.681662,
            "count": 5232223,
            "maximum": 3466,
            "minimum": 47,
            "name": "Intensity",
            "position": 3,
            "stddev": 504.9886147,
            "variance": 255013.501
          },
          {
            "average": 1.133675113,
            "count": 5232223,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4391458573,
            "variance": 0.192849084
          },
          {
            "average": 1.267368382,
            "count": 5232223,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6533766548,
            "variance": 0.426901053
          },
          {
            "average": 0.4990765875,
            "count": 5232223,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999991951,
            "variance": 0.2499991951
          },
          {
            "average": 0.0001792737045,
            "count": 5232223,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01338811412,
            "variance": 0.0001792415997
          },
          {
            "average": 1.630427258,
            "count": 5232223,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5442480075,
            "variance": 0.2962058937
          },
          {
            "average": -4.929241202,
            "count": 5232223,
            "maximum": 12,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.608887498,
            "variance": 92.33071895
          },
          {
            "average": 0,
            "count": 5232223,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 53.15906241,
            "count": 5232223,
            "maximum": 66,
            "minimum": 41,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 11.69367767,
            "variance": 136.7420974
          },
          {
            "average": 216070092.8,
            "count": 5232223,
            "maximum": 216077460.7,
            "minimum": 216063304.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6693.870945,
            "variance": 44807908.23
          },
          {
            "average": 0,
            "count": 5232223,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5232223,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5232223,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5232223,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5232223,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718370.3861,
          5370205.268,
          1166.157349,
          718893.3861,
          5371615.988,
          1505.837349
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718370.3861119815,
                5370205.268351944,
                1166.1573493918297
              ],
              [
                718370.3861119815,
                5371615.988351945,
                1166.1573493918297
              ],
              [
                718893.3861119815,
                5371615.988351945,
                1505.8373493918295
              ],
              [
                718893.3861119815,
                5370205.268351944,
                1505.8373493918295
              ],
              [
                718370.3861119815,
                5370205.268351944,
                1166.1573493918297
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:17:40+00:00",
        "end_time": "2018-07-19T19:21:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468469,
            48.44688795,
            1166.157349,
            -120.0390464,
            48.4597442,
            1505.837349
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04684693558076,
                  48.44706957155581,
                  1166.1573493918297
                ],
                [
                  -120.0461111802505,
                  48.45974419717302,
                  1166.1573493918297
                ],
                [
                  -120.039046398437,
                  48.45956249614542,
                  1505.8373493918295
                ],
                [
                  -120.03978390720411,
                  48.4468879509511,
                  1505.8373493918295
                ],
                [
                  -120.04684693558076,
                  48.44706957155581,
                  1166.1573493918297
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:17:40Z",
            "pc:count": 5232223,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718615.9027,
                "count": 5232223,
                "maximum": 718893.3861,
                "minimum": 718370.3861,
                "name": "X",
                "position": 0,
                "stddev": 140.3366578,
                "variance": 19694.37751
              },
              {
                "average": 5370753.666,
                "count": 5232223,
                "maximum": 5371615.988,
                "minimum": 5370205.268,
                "name": "Y",
                "position": 1,
                "stddev": 373.378254,
                "variance": 139411.3206
              },
              {
                "average": 1323.791108,
                "count": 5232223,
                "maximum": 1505.837349,
                "minimum": 1166.157349,
                "name": "Z",
                "position": 2,
                "stddev": 76.39435434,
                "variance": 5836.097375
              },
              {
                "average": 1279.681662,
                "count": 5232223,
                "maximum": 3466,
                "minimum": 47,
                "name": "Intensity",
                "position": 3,
                "stddev": 504.9886147,
                "variance": 255013.501
              },
              {
                "average": 1.133675113,
                "count": 5232223,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4391458573,
                "variance": 0.192849084
              },
              {
                "average": 1.267368382,
                "count": 5232223,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6533766548,
                "variance": 0.426901053
              },
              {
                "average": 0.4990765875,
                "count": 5232223,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999991951,
                "variance": 0.2499991951
              },
              {
                "average": 0.0001792737045,
                "count": 5232223,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01338811412,
                "variance": 0.0001792415997
              },
              {
                "average": 1.630427258,
                "count": 5232223,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5442480075,
                "variance": 0.2962058937
              },
              {
                "average": -4.929241202,
                "count": 5232223,
                "maximum": 12,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.608887498,
                "variance": 92.33071895
              },
              {
                "average": 0,
                "count": 5232223,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 53.15906241,
                "count": 5232223,
                "maximum": 66,
                "minimum": 41,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 11.69367767,
                "variance": 136.7420974
              },
              {
                "average": 216070092.8,
                "count": 5232223,
                "maximum": 216077460.7,
                "minimum": 216063304.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6693.870945,
                "variance": 44807908.23
              },
              {
                "average": 0,
                "count": 5232223,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5232223,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5232223,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5232223,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5232223,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718370.3861,
              5370205.268,
              1166.157349,
              718893.3861,
              5371615.988,
              1505.837349
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718370.3861119815,
                    5370205.268351944,
                    1166.1573493918297
                  ],
                  [
                    718370.3861119815,
                    5371615.988351945,
                    1166.1573493918297
                  ],
                  [
                    718893.3861119815,
                    5371615.988351945,
                    1505.8373493918295
                  ],
                  [
                    718893.3861119815,
                    5370205.268351944,
                    1505.8373493918295
                  ],
                  [
                    718370.3861119815,
                    5370205.268351944,
                    1166.1573493918297
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:17:40+00:00",
            "end_time": "2018-07-19T19:21:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_601088_1611808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.98606277102716,
              48.56853641704255,
              1715.7427829779779
            ],
            [
              -119.9852295325665,
              48.58253967547882,
              1715.7427829779779
            ],
            [
              -119.96414398033612,
              48.58198519920482,
              2161.582782977978
            ],
            [
              -119.96498302478894,
              48.56798221204822,
              2161.582782977978
            ],
            [
              -119.98606277102716,
              48.56853641704255,
              1715.7427829779779
            ]
          ]
        ]
      },
      "bbox": [
        -119.9860628,
        48.56798221,
        1715.742783,
        -119.964144,
        48.58253968,
        2161.582783
      ],
      "properties": {
        "datetime": "2018-07-19T17:34:27Z",
        "pc:count": 37476094,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 723160.7406,
            "count": 37476094,
            "maximum": 723889.4487,
            "minimum": 722332.1687,
            "name": "X",
            "position": 0,
            "stddev": 409.806265,
            "variance": 167941.1748
          },
          {
            "average": 5384679.607,
            "count": 37476094,
            "maximum": 5385438.74,
            "minimum": 5383880.02,
            "name": "Y",
            "position": 1,
            "stddev": 442.2897989,
            "variance": 195620.2662
          },
          {
            "average": 1882.08039,
            "count": 37476094,
            "maximum": 2161.582783,
            "minimum": 1715.742783,
            "name": "Z",
            "position": 2,
            "stddev": 85.86039599,
            "variance": 7372.0076
          },
          {
            "average": 1241.700358,
            "count": 37476094,
            "maximum": 4095,
            "minimum": 370,
            "name": "Intensity",
            "position": 3,
            "stddev": 655.0199873,
            "variance": 429051.1837
          },
          {
            "average": 1.446124722,
            "count": 37476094,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7368163316,
            "variance": 0.5428983066
          },
          {
            "average": 1.892551956,
            "count": 37476094,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9918776622,
            "variance": 0.9838212968
          },
          {
            "average": 0.4970693851,
            "count": 37476094,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999914181,
            "variance": 0.2499914182
          },
          {
            "average": 0.0002297197782,
            "count": 37476094,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01515476866,
            "variance": 0.0002296670131
          },
          {
            "average": 1.369127423,
            "count": 37476094,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5381289518,
            "variance": 0.2895827688
          },
          {
            "average": 2.33705514,
            "count": 37476094,
            "maximum": 22.99799919,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.63691658,
            "variance": 159.6916606
          },
          {
            "average": 0,
            "count": 37476094,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.77741312,
            "count": 37476094,
            "maximum": 29,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.409839344,
            "variance": 1.987646975
          },
          {
            "average": 216055532.8,
            "count": 37476094,
            "maximum": 216056867.5,
            "minimum": 216054444.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 816.9756815,
            "variance": 667449.2642
          },
          {
            "average": 0,
            "count": 37476094,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37476094,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37476094,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37476094,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37476094,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722332.1687,
          5383880.02,
          1715.742783,
          723889.4487,
          5385438.74,
          2161.582783
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722332.1687155223,
                5383880.020423391,
                1715.7427829779779
              ],
              [
                722332.1687155223,
                5385438.740423392,
                1715.7427829779779
              ],
              [
                723889.4487155223,
                5385438.740423392,
                2161.582782977978
              ],
              [
                723889.4487155223,
                5383880.020423391,
                2161.582782977978
              ],
              [
                722332.1687155223,
                5383880.020423391,
                1715.7427829779779
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T17:34:27+00:00",
        "end_time": "2018-07-19T16:54:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_601088_1611808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_601088_1611808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_601088_1611808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1611808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9860628,
            48.56798221,
            1715.742783,
            -119.964144,
            48.58253968,
            2161.582783
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.98606277102716,
                  48.56853641704255,
                  1715.7427829779779
                ],
                [
                  -119.9852295325665,
                  48.58253967547882,
                  1715.7427829779779
                ],
                [
                  -119.96414398033612,
                  48.58198519920482,
                  2161.582782977978
                ],
                [
                  -119.96498302478894,
                  48.56798221204822,
                  2161.582782977978
                ],
                [
                  -119.98606277102716,
                  48.56853641704255,
                  1715.7427829779779
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_601088_1611808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_601088_1611808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T17:34:27Z",
            "pc:count": 37476094,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 723160.7406,
                "count": 37476094,
                "maximum": 723889.4487,
                "minimum": 722332.1687,
                "name": "X",
                "position": 0,
                "stddev": 409.806265,
                "variance": 167941.1748
              },
              {
                "average": 5384679.607,
                "count": 37476094,
                "maximum": 5385438.74,
                "minimum": 5383880.02,
                "name": "Y",
                "position": 1,
                "stddev": 442.2897989,
                "variance": 195620.2662
              },
              {
                "average": 1882.08039,
                "count": 37476094,
                "maximum": 2161.582783,
                "minimum": 1715.742783,
                "name": "Z",
                "position": 2,
                "stddev": 85.86039599,
                "variance": 7372.0076
              },
              {
                "average": 1241.700358,
                "count": 37476094,
                "maximum": 4095,
                "minimum": 370,
                "name": "Intensity",
                "position": 3,
                "stddev": 655.0199873,
                "variance": 429051.1837
              },
              {
                "average": 1.446124722,
                "count": 37476094,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7368163316,
                "variance": 0.5428983066
              },
              {
                "average": 1.892551956,
                "count": 37476094,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9918776622,
                "variance": 0.9838212968
              },
              {
                "average": 0.4970693851,
                "count": 37476094,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999914181,
                "variance": 0.2499914182
              },
              {
                "average": 0.0002297197782,
                "count": 37476094,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01515476866,
                "variance": 0.0002296670131
              },
              {
                "average": 1.369127423,
                "count": 37476094,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5381289518,
                "variance": 0.2895827688
              },
              {
                "average": 2.33705514,
                "count": 37476094,
                "maximum": 22.99799919,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.63691658,
                "variance": 159.6916606
              },
              {
                "average": 0,
                "count": 37476094,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.77741312,
                "count": 37476094,
                "maximum": 29,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.409839344,
                "variance": 1.987646975
              },
              {
                "average": 216055532.8,
                "count": 37476094,
                "maximum": 216056867.5,
                "minimum": 216054444.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 816.9756815,
                "variance": 667449.2642
              },
              {
                "average": 0,
                "count": 37476094,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37476094,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37476094,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37476094,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37476094,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722332.1687,
              5383880.02,
              1715.742783,
              723889.4487,
              5385438.74,
              2161.582783
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722332.1687155223,
                    5383880.020423391,
                    1715.7427829779779
                  ],
                  [
                    722332.1687155223,
                    5385438.740423392,
                    1715.7427829779779
                  ],
                  [
                    723889.4487155223,
                    5385438.740423392,
                    2161.582782977978
                  ],
                  [
                    723889.4487155223,
                    5383880.020423391,
                    2161.582782977978
                  ],
                  [
                    722332.1687155223,
                    5383880.020423391,
                    1715.7427829779779
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T17:34:27+00:00",
            "end_time": "2018-07-19T16:54:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04629459793313,
              48.4608384848618,
              1542.5221861929506
            ],
            [
              -120.04611649048563,
              48.4639054310771,
              1542.5221861929506
            ],
            [
              -120.04507978307518,
              48.46387879548176,
              1629.9621861929506
            ],
            [
              -120.04525795281026,
              48.46081185211976,
              1629.9621861929506
            ],
            [
              -120.04629459793313,
              48.4608384848618,
              1542.5221861929506
            ]
          ]
        ]
      },
      "bbox": [
        -120.0462946,
        48.46081185,
        1542.522186,
        -120.0450798,
        48.46390543,
        1629.962186
      ],
      "properties": {
        "datetime": "2018-07-19T23:17:49Z",
        "pc:count": 209864,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718385.7107,
            "count": 209864,
            "maximum": 718428.8712,
            "minimum": 718352.1312,
            "name": "X",
            "position": 0,
            "stddev": 18.21144413,
            "variance": 331.6566973
          },
          {
            "average": 5371916.384,
            "count": 209864,
            "maximum": 5372078.441,
            "minimum": 5371737.081,
            "name": "Y",
            "position": 1,
            "stddev": 73.77762405,
            "variance": 5443.13781
          },
          {
            "average": 1588.997392,
            "count": 209864,
            "maximum": 1629.962186,
            "minimum": 1542.522186,
            "name": "Z",
            "position": 2,
            "stddev": 14.11128731,
            "variance": 199.1284296
          },
          {
            "average": 1210.745935,
            "count": 209864,
            "maximum": 3812,
            "minimum": 42,
            "name": "Intensity",
            "position": 3,
            "stddev": 760.6173011,
            "variance": 578538.6788
          },
          {
            "average": 1.370630504,
            "count": 209864,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.756369761,
            "variance": 0.5720952153
          },
          {
            "average": 1.744348721,
            "count": 209864,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.102015849,
            "variance": 1.214438932
          },
          {
            "average": 0.5012865475,
            "count": 209864,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499999536,
            "variance": 0.249999536
          },
          {
            "average": 0,
            "count": 209864,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.567705752,
            "count": 209864,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5718756678,
            "variance": 0.3270417795
          },
          {
            "average": 1.221560058,
            "count": 209864,
            "maximum": 12,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.34918332,
            "variance": 87.40722875
          },
          {
            "average": 0,
            "count": 209864,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 54.95898296,
            "count": 209864,
            "maximum": 66,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 11.49086436,
            "variance": 132.0399638
          },
          {
            "average": 216071116.4,
            "count": 209864,
            "maximum": 216077469.4,
            "minimum": 216064235.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6608.801188,
            "variance": 43676253.14
          },
          {
            "average": 0,
            "count": 209864,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209864,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209864,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209864,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 209864,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718352.1312,
          5371737.081,
          1542.522186,
          718428.8712,
          5372078.441,
          1629.962186
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718352.1312450053,
                5371737.08065984,
                1542.5221861929506
              ],
              [
                718352.1312450053,
                5372078.44065984,
                1542.5221861929506
              ],
              [
                718428.8712450053,
                5372078.44065984,
                1629.9621861929506
              ],
              [
                718428.8712450053,
                5371737.08065984,
                1629.9621861929506
              ],
              [
                718352.1312450053,
                5371737.08065984,
                1542.5221861929506
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:17:49+00:00",
        "end_time": "2018-07-19T19:37:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0462946,
            48.46081185,
            1542.522186,
            -120.0450798,
            48.46390543,
            1629.962186
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04629459793313,
                  48.4608384848618,
                  1542.5221861929506
                ],
                [
                  -120.04611649048563,
                  48.4639054310771,
                  1542.5221861929506
                ],
                [
                  -120.04507978307518,
                  48.46387879548176,
                  1629.9621861929506
                ],
                [
                  -120.04525795281026,
                  48.46081185211976,
                  1629.9621861929506
                ],
                [
                  -120.04629459793313,
                  48.4608384848618,
                  1542.5221861929506
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:17:49Z",
            "pc:count": 209864,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718385.7107,
                "count": 209864,
                "maximum": 718428.8712,
                "minimum": 718352.1312,
                "name": "X",
                "position": 0,
                "stddev": 18.21144413,
                "variance": 331.6566973
              },
              {
                "average": 5371916.384,
                "count": 209864,
                "maximum": 5372078.441,
                "minimum": 5371737.081,
                "name": "Y",
                "position": 1,
                "stddev": 73.77762405,
                "variance": 5443.13781
              },
              {
                "average": 1588.997392,
                "count": 209864,
                "maximum": 1629.962186,
                "minimum": 1542.522186,
                "name": "Z",
                "position": 2,
                "stddev": 14.11128731,
                "variance": 199.1284296
              },
              {
                "average": 1210.745935,
                "count": 209864,
                "maximum": 3812,
                "minimum": 42,
                "name": "Intensity",
                "position": 3,
                "stddev": 760.6173011,
                "variance": 578538.6788
              },
              {
                "average": 1.370630504,
                "count": 209864,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.756369761,
                "variance": 0.5720952153
              },
              {
                "average": 1.744348721,
                "count": 209864,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.102015849,
                "variance": 1.214438932
              },
              {
                "average": 0.5012865475,
                "count": 209864,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499999536,
                "variance": 0.249999536
              },
              {
                "average": 0,
                "count": 209864,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.567705752,
                "count": 209864,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5718756678,
                "variance": 0.3270417795
              },
              {
                "average": 1.221560058,
                "count": 209864,
                "maximum": 12,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.34918332,
                "variance": 87.40722875
              },
              {
                "average": 0,
                "count": 209864,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 54.95898296,
                "count": 209864,
                "maximum": 66,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 11.49086436,
                "variance": 132.0399638
              },
              {
                "average": 216071116.4,
                "count": 209864,
                "maximum": 216077469.4,
                "minimum": 216064235.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6608.801188,
                "variance": 43676253.14
              },
              {
                "average": 0,
                "count": 209864,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209864,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209864,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209864,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 209864,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718352.1312,
              5371737.081,
              1542.522186,
              718428.8712,
              5372078.441,
              1629.962186
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718352.1312450053,
                    5371737.08065984,
                    1542.5221861929506
                  ],
                  [
                    718352.1312450053,
                    5372078.44065984,
                    1542.5221861929506
                  ],
                  [
                    718428.8712450053,
                    5372078.44065984,
                    1629.9621861929506
                  ],
                  [
                    718428.8712450053,
                    5371737.08065984,
                    1629.9621861929506
                  ],
                  [
                    718352.1312450053,
                    5371737.08065984,
                    1542.5221861929506
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:17:49+00:00",
            "end_time": "2018-07-19T19:37:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92525271010533,
              48.35535237398128,
              1086.360139790766
            ],
            [
              -119.92457521538927,
              48.36659774547661,
              1086.360139790766
            ],
            [
              -119.90432271232513,
              48.36605403800209,
              1369.860139790766
            ],
            [
              -119.90500465121094,
              48.35480887994119,
              1369.860139790766
            ],
            [
              -119.92525271010533,
              48.35535237398128,
              1086.360139790766
            ]
          ]
        ]
      },
      "bbox": [
        -119.9252527,
        48.35480888,
        1086.36014,
        -119.9043227,
        48.36659775,
        1369.86014
      ],
      "properties": {
        "datetime": "2018-07-20T16:36:53Z",
        "pc:count": 20794401,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 728467.4726,
            "count": 20794401,
            "maximum": 729272.2858,
            "minimum": 727770.0858,
            "name": "X",
            "position": 0,
            "stddev": 415.3158966,
            "variance": 172487.294
          },
          {
            "average": 5361084.298,
            "count": 20794401,
            "maximum": 5361618.291,
            "minimum": 5360366.531,
            "name": "Y",
            "position": 1,
            "stddev": 317.139389,
            "variance": 100577.3921
          },
          {
            "average": 1236.398541,
            "count": 20794401,
            "maximum": 1369.86014,
            "minimum": 1086.36014,
            "name": "Z",
            "position": 2,
            "stddev": 64.70618453,
            "variance": 4186.890317
          },
          {
            "average": 904.1420221,
            "count": 20794401,
            "maximum": 2977,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 367.3265369,
            "variance": 134928.7847
          },
          {
            "average": 1.291449174,
            "count": 20794401,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5899884026,
            "variance": 0.3480863152
          },
          {
            "average": 1.582830494,
            "count": 20794401,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8171163279,
            "variance": 0.6676790933
          },
          {
            "average": 0.4952755792,
            "count": 20794401,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999776914,
            "variance": 0.2499776919
          },
          {
            "average": 0.0003007059448,
            "count": 20794401,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01733826794,
            "variance": 0.0003006155352
          },
          {
            "average": 1.459362402,
            "count": 20794401,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5502090235,
            "variance": 0.3027299695
          },
          {
            "average": 1.073146287,
            "count": 20794401,
            "maximum": 16.99799919,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.732769838,
            "variance": 94.72680872
          },
          {
            "average": 0,
            "count": 20794401,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 25.65322916,
            "count": 20794401,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 54.62881325,
            "variance": 2984.307237
          },
          {
            "average": 216057084.4,
            "count": 20794401,
            "maximum": 216139813,
            "minimum": 216046971.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 28012.05403,
            "variance": 784675171
          },
          {
            "average": 0,
            "count": 20794401,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20794401,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20794401,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20794401,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 20794401,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          727770.0858,
          5360366.531,
          1086.36014,
          729272.2858,
          5361618.291,
          1369.86014
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                727770.0858200412,
                5360366.531293549,
                1086.360139790766
              ],
              [
                727770.0858200412,
                5361618.291293548,
                1086.360139790766
              ],
              [
                729272.2858200412,
                5361618.291293548,
                1369.860139790766
              ],
              [
                729272.2858200412,
                5360366.531293549,
                1369.860139790766
              ],
              [
                727770.0858200412,
                5360366.531293549,
                1086.360139790766
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:36:53+00:00",
        "end_time": "2018-07-19T14:49:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9252527,
            48.35480888,
            1086.36014,
            -119.9043227,
            48.36659775,
            1369.86014
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92525271010533,
                  48.35535237398128,
                  1086.360139790766
                ],
                [
                  -119.92457521538927,
                  48.36659774547661,
                  1086.360139790766
                ],
                [
                  -119.90432271232513,
                  48.36605403800209,
                  1369.860139790766
                ],
                [
                  -119.90500465121094,
                  48.35480887994119,
                  1369.860139790766
                ],
                [
                  -119.92525271010533,
                  48.35535237398128,
                  1086.360139790766
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:36:53Z",
            "pc:count": 20794401,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 728467.4726,
                "count": 20794401,
                "maximum": 729272.2858,
                "minimum": 727770.0858,
                "name": "X",
                "position": 0,
                "stddev": 415.3158966,
                "variance": 172487.294
              },
              {
                "average": 5361084.298,
                "count": 20794401,
                "maximum": 5361618.291,
                "minimum": 5360366.531,
                "name": "Y",
                "position": 1,
                "stddev": 317.139389,
                "variance": 100577.3921
              },
              {
                "average": 1236.398541,
                "count": 20794401,
                "maximum": 1369.86014,
                "minimum": 1086.36014,
                "name": "Z",
                "position": 2,
                "stddev": 64.70618453,
                "variance": 4186.890317
              },
              {
                "average": 904.1420221,
                "count": 20794401,
                "maximum": 2977,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 367.3265369,
                "variance": 134928.7847
              },
              {
                "average": 1.291449174,
                "count": 20794401,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5899884026,
                "variance": 0.3480863152
              },
              {
                "average": 1.582830494,
                "count": 20794401,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8171163279,
                "variance": 0.6676790933
              },
              {
                "average": 0.4952755792,
                "count": 20794401,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999776914,
                "variance": 0.2499776919
              },
              {
                "average": 0.0003007059448,
                "count": 20794401,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01733826794,
                "variance": 0.0003006155352
              },
              {
                "average": 1.459362402,
                "count": 20794401,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5502090235,
                "variance": 0.3027299695
              },
              {
                "average": 1.073146287,
                "count": 20794401,
                "maximum": 16.99799919,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.732769838,
                "variance": 94.72680872
              },
              {
                "average": 0,
                "count": 20794401,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 25.65322916,
                "count": 20794401,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 54.62881325,
                "variance": 2984.307237
              },
              {
                "average": 216057084.4,
                "count": 20794401,
                "maximum": 216139813,
                "minimum": 216046971.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 28012.05403,
                "variance": 784675171
              },
              {
                "average": 0,
                "count": 20794401,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20794401,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20794401,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20794401,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 20794401,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              727770.0858,
              5360366.531,
              1086.36014,
              729272.2858,
              5361618.291,
              1369.86014
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    727770.0858200412,
                    5360366.531293549,
                    1086.360139790766
                  ],
                  [
                    727770.0858200412,
                    5361618.291293548,
                    1086.360139790766
                  ],
                  [
                    729272.2858200412,
                    5361618.291293548,
                    1369.860139790766
                  ],
                  [
                    729272.2858200412,
                    5360366.531293549,
                    1369.860139790766
                  ],
                  [
                    727770.0858200412,
                    5360366.531293549,
                    1086.360139790766
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:36:53+00:00",
            "end_time": "2018-07-19T14:49:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1596808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0468844969387,
              48.43357622156768,
              827.906127071182
            ],
            [
              -120.04609548017686,
              48.447174665391664,
              827.906127071182
            ],
            [
              -120.02506511986354,
              48.44663246759245,
              1222.846127071182
            ],
            [
              -120.02585973391325,
              48.433034281222604,
              1222.846127071182
            ],
            [
              -120.0468844969387,
              48.43357622156768,
              827.906127071182
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468845,
        48.43303428,
        827.9061271,
        -120.0250651,
        48.44717467,
        1222.846127
      ],
      "properties": {
        "datetime": "2018-07-19T23:17:18Z",
        "pc:count": 14200278,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718979.2596,
            "count": 14200278,
            "maximum": 719982.7554,
            "minimum": 718425.4954,
            "name": "X",
            "position": 0,
            "stddev": 380.9581849,
            "variance": 145129.1387
          },
          {
            "average": 5369231.228,
            "count": 14200278,
            "maximum": 5370219.093,
            "minimum": 5368705.553,
            "name": "Y",
            "position": 1,
            "stddev": 386.2300484,
            "variance": 149173.6503
          },
          {
            "average": 1028.073874,
            "count": 14200278,
            "maximum": 1222.846127,
            "minimum": 827.9061271,
            "name": "Z",
            "position": 2,
            "stddev": 88.74228417,
            "variance": 7875.192999
          },
          {
            "average": 1204.974516,
            "count": 14200278,
            "maximum": 2662,
            "minimum": 63,
            "name": "Intensity",
            "position": 3,
            "stddev": 272.1121825,
            "variance": 74045.03987
          },
          {
            "average": 1.037810246,
            "count": 14200278,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2323117328,
            "variance": 0.05396874118
          },
          {
            "average": 1.075629224,
            "count": 14200278,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3502789185,
            "variance": 0.1226953208
          },
          {
            "average": 0.498465523,
            "count": 14200278,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499997663,
            "variance": 0.249997663
          },
          {
            "average": 0.0002259110702,
            "count": 14200278,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.015028641,
            "variance": 0.0002258600503
          },
          {
            "average": 1.663036315,
            "count": 14200278,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5253377006,
            "variance": 0.2759796997
          },
          {
            "average": -4.813736781,
            "count": 14200278,
            "maximum": 15,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.788625394,
            "variance": 77.23993631
          },
          {
            "average": 0,
            "count": 14200278,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 47.84579619,
            "count": 14200278,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 10.75984004,
            "variance": 115.7741577
          },
          {
            "average": 216067111.3,
            "count": 14200278,
            "maximum": 216077438.4,
            "minimum": 216061351.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 6098.993668,
            "variance": 37197723.76
          },
          {
            "average": 0,
            "count": 14200278,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14200278,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14200278,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14200278,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14200278,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718425.4954,
          5368705.553,
          827.9061271,
          719982.7554,
          5370219.093,
          1222.846127
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718425.4954424145,
                5368705.553369107,
                827.906127071182
              ],
              [
                718425.4954424145,
                5370219.093369106,
                827.906127071182
              ],
              [
                719982.7554424145,
                5370219.093369106,
                1222.846127071182
              ],
              [
                719982.7554424145,
                5368705.553369107,
                1222.846127071182
              ],
              [
                718425.4954424145,
                5368705.553369107,
                827.906127071182
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:17:18+00:00",
        "end_time": "2018-07-19T18:49:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1596808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1596808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1596808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1596808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468845,
            48.43303428,
            827.9061271,
            -120.0250651,
            48.44717467,
            1222.846127
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0468844969387,
                  48.43357622156768,
                  827.906127071182
                ],
                [
                  -120.04609548017686,
                  48.447174665391664,
                  827.906127071182
                ],
                [
                  -120.02506511986354,
                  48.44663246759245,
                  1222.846127071182
                ],
                [
                  -120.02585973391325,
                  48.433034281222604,
                  1222.846127071182
                ],
                [
                  -120.0468844969387,
                  48.43357622156768,
                  827.906127071182
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1596808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1596808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:17:18Z",
            "pc:count": 14200278,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718979.2596,
                "count": 14200278,
                "maximum": 719982.7554,
                "minimum": 718425.4954,
                "name": "X",
                "position": 0,
                "stddev": 380.9581849,
                "variance": 145129.1387
              },
              {
                "average": 5369231.228,
                "count": 14200278,
                "maximum": 5370219.093,
                "minimum": 5368705.553,
                "name": "Y",
                "position": 1,
                "stddev": 386.2300484,
                "variance": 149173.6503
              },
              {
                "average": 1028.073874,
                "count": 14200278,
                "maximum": 1222.846127,
                "minimum": 827.9061271,
                "name": "Z",
                "position": 2,
                "stddev": 88.74228417,
                "variance": 7875.192999
              },
              {
                "average": 1204.974516,
                "count": 14200278,
                "maximum": 2662,
                "minimum": 63,
                "name": "Intensity",
                "position": 3,
                "stddev": 272.1121825,
                "variance": 74045.03987
              },
              {
                "average": 1.037810246,
                "count": 14200278,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2323117328,
                "variance": 0.05396874118
              },
              {
                "average": 1.075629224,
                "count": 14200278,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3502789185,
                "variance": 0.1226953208
              },
              {
                "average": 0.498465523,
                "count": 14200278,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499997663,
                "variance": 0.249997663
              },
              {
                "average": 0.0002259110702,
                "count": 14200278,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.015028641,
                "variance": 0.0002258600503
              },
              {
                "average": 1.663036315,
                "count": 14200278,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5253377006,
                "variance": 0.2759796997
              },
              {
                "average": -4.813736781,
                "count": 14200278,
                "maximum": 15,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.788625394,
                "variance": 77.23993631
              },
              {
                "average": 0,
                "count": 14200278,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 47.84579619,
                "count": 14200278,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 10.75984004,
                "variance": 115.7741577
              },
              {
                "average": 216067111.3,
                "count": 14200278,
                "maximum": 216077438.4,
                "minimum": 216061351.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 6098.993668,
                "variance": 37197723.76
              },
              {
                "average": 0,
                "count": 14200278,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14200278,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14200278,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14200278,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14200278,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718425.4954,
              5368705.553,
              827.9061271,
              719982.7554,
              5370219.093,
              1222.846127
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718425.4954424145,
                    5368705.553369107,
                    827.906127071182
                  ],
                  [
                    718425.4954424145,
                    5370219.093369106,
                    827.906127071182
                  ],
                  [
                    719982.7554424145,
                    5370219.093369106,
                    1222.846127071182
                  ],
                  [
                    719982.7554424145,
                    5368705.553369107,
                    1222.846127071182
                  ],
                  [
                    718425.4954424145,
                    5368705.553369107,
                    827.906127071182
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:17:18+00:00",
            "end_time": "2018-07-19T18:49:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00635289198877,
              48.39310237253653,
              952.4434498101551
            ],
            [
              -120.00553063611878,
              48.40710128909527,
              952.4434498101551
            ],
            [
              -119.98451731118246,
              48.406552010188754,
              1414.623449810155
            ],
            [
              -119.98534531589061,
              48.39255336207973,
              1414.623449810155
            ],
            [
              -120.00635289198877,
              48.39310237253653,
              952.4434498101551
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063529,
        48.39255336,
        952.4434498,
        -119.9845173,
        48.40710129,
        1414.62345
      ],
      "properties": {
        "datetime": "2018-07-19T18:29:43Z",
        "pc:count": 28505265,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722378.4728,
            "count": 28505265,
            "maximum": 723156.295,
            "minimum": 721599.015,
            "name": "X",
            "position": 0,
            "stddev": 444.4496908,
            "variance": 197535.5276
          },
          {
            "average": 5365104.041,
            "count": 28505265,
            "maximum": 5365882.107,
            "minimum": 5364323.947,
            "name": "Y",
            "position": 1,
            "stddev": 435.1726644,
            "variance": 189375.2479
          },
          {
            "average": 1167.814909,
            "count": 28505265,
            "maximum": 1414.62345,
            "minimum": 952.4434498,
            "name": "Z",
            "position": 2,
            "stddev": 105.3760229,
            "variance": 11104.10621
          },
          {
            "average": 1126.916415,
            "count": 28505265,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 286.4842817,
            "variance": 82073.24364
          },
          {
            "average": 1.072093033,
            "count": 28505265,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3120962991,
            "variance": 0.09740409992
          },
          {
            "average": 1.144151089,
            "count": 28505265,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4635231145,
            "variance": 0.2148536777
          },
          {
            "average": 0.4958920747,
            "count": 28505265,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999831334,
            "variance": 0.2499831337
          },
          {
            "average": 0.0003039789316,
            "count": 28505265,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01743234176,
            "variance": 0.0003038865391
          },
          {
            "average": 1.588312615,
            "count": 28505265,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5701106506,
            "variance": 0.3250261539
          },
          {
            "average": -0.16678857,
            "count": 28505265,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.20430851,
            "variance": 104.1279122
          },
          {
            "average": 0,
            "count": 28505265,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.20698966,
            "count": 28505265,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.959057724,
            "variance": 3.837907166
          },
          {
            "average": 216058298,
            "count": 28505265,
            "maximum": 216060183.3,
            "minimum": 216055882.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1141.230635,
            "variance": 1302407.362
          },
          {
            "average": 0,
            "count": 28505265,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28505265,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28505265,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28505265,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28505265,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721599.015,
          5364323.947,
          952.4434498,
          723156.295,
          5365882.107,
          1414.62345
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721599.0150489358,
                5364323.947438048,
                952.4434498101551
              ],
              [
                721599.0150489358,
                5365882.107438048,
                952.4434498101551
              ],
              [
                723156.2950489358,
                5365882.107438048,
                1414.623449810155
              ],
              [
                723156.2950489358,
                5364323.947438048,
                1414.623449810155
              ],
              [
                721599.0150489358,
                5364323.947438048,
                952.4434498101551
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:29:43+00:00",
        "end_time": "2018-07-19T17:18:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063529,
            48.39255336,
            952.4434498,
            -119.9845173,
            48.40710129,
            1414.62345
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00635289198877,
                  48.39310237253653,
                  952.4434498101551
                ],
                [
                  -120.00553063611878,
                  48.40710128909527,
                  952.4434498101551
                ],
                [
                  -119.98451731118246,
                  48.406552010188754,
                  1414.623449810155
                ],
                [
                  -119.98534531589061,
                  48.39255336207973,
                  1414.623449810155
                ],
                [
                  -120.00635289198877,
                  48.39310237253653,
                  952.4434498101551
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:29:43Z",
            "pc:count": 28505265,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722378.4728,
                "count": 28505265,
                "maximum": 723156.295,
                "minimum": 721599.015,
                "name": "X",
                "position": 0,
                "stddev": 444.4496908,
                "variance": 197535.5276
              },
              {
                "average": 5365104.041,
                "count": 28505265,
                "maximum": 5365882.107,
                "minimum": 5364323.947,
                "name": "Y",
                "position": 1,
                "stddev": 435.1726644,
                "variance": 189375.2479
              },
              {
                "average": 1167.814909,
                "count": 28505265,
                "maximum": 1414.62345,
                "minimum": 952.4434498,
                "name": "Z",
                "position": 2,
                "stddev": 105.3760229,
                "variance": 11104.10621
              },
              {
                "average": 1126.916415,
                "count": 28505265,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 286.4842817,
                "variance": 82073.24364
              },
              {
                "average": 1.072093033,
                "count": 28505265,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3120962991,
                "variance": 0.09740409992
              },
              {
                "average": 1.144151089,
                "count": 28505265,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4635231145,
                "variance": 0.2148536777
              },
              {
                "average": 0.4958920747,
                "count": 28505265,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999831334,
                "variance": 0.2499831337
              },
              {
                "average": 0.0003039789316,
                "count": 28505265,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01743234176,
                "variance": 0.0003038865391
              },
              {
                "average": 1.588312615,
                "count": 28505265,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5701106506,
                "variance": 0.3250261539
              },
              {
                "average": -0.16678857,
                "count": 28505265,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.20430851,
                "variance": 104.1279122
              },
              {
                "average": 0,
                "count": 28505265,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.20698966,
                "count": 28505265,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.959057724,
                "variance": 3.837907166
              },
              {
                "average": 216058298,
                "count": 28505265,
                "maximum": 216060183.3,
                "minimum": 216055882.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1141.230635,
                "variance": 1302407.362
              },
              {
                "average": 0,
                "count": 28505265,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28505265,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28505265,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28505265,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28505265,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721599.015,
              5364323.947,
              952.4434498,
              723156.295,
              5365882.107,
              1414.62345
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721599.0150489358,
                    5364323.947438048,
                    952.4434498101551
                  ],
                  [
                    721599.0150489358,
                    5365882.107438048,
                    952.4434498101551
                  ],
                  [
                    723156.2950489358,
                    5365882.107438048,
                    1414.623449810155
                  ],
                  [
                    723156.2950489358,
                    5364323.947438048,
                    1414.623449810155
                  ],
                  [
                    721599.0150489358,
                    5364323.947438048,
                    952.4434498101551
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:29:43+00:00",
            "end_time": "2018-07-19T17:18:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1577308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00603365359649,
              48.25816117740247,
              1070.8847622354676
            ],
            [
              -120.00554706391186,
              48.2664852945558,
              1070.8847622354676
            ],
            [
              -119.99458231737772,
              48.2661989937491,
              1449.4047622354676
            ],
            [
              -119.9950706822733,
              48.25787495975963,
              1449.4047622354676
            ],
            [
              -120.00603365359649,
              48.25816117740247,
              1070.8847622354676
            ]
          ]
        ]
      },
      "bbox": [
        -120.0060337,
        48.25787496,
        1070.884762,
        -119.9945823,
        48.26648529,
        1449.404762
      ],
      "properties": {
        "datetime": "2018-07-19T18:25:54Z",
        "pc:count": 6983364,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722538.3954,
            "count": 6983364,
            "maximum": 723023.3301,
            "minimum": 722208.5101,
            "name": "X",
            "position": 0,
            "stddev": 208.2402245,
            "variance": 43363.9911
          },
          {
            "average": 5349678.754,
            "count": 6983364,
            "maximum": 5350254.724,
            "minimum": 5349328.224,
            "name": "Y",
            "position": 1,
            "stddev": 213.9203987,
            "variance": 45761.93696
          },
          {
            "average": 1241.166631,
            "count": 6983364,
            "maximum": 1449.404762,
            "minimum": 1070.884762,
            "name": "Z",
            "position": 2,
            "stddev": 96.71340344,
            "variance": 9353.482405
          },
          {
            "average": 1022.433792,
            "count": 6983364,
            "maximum": 2787,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 406.4023807,
            "variance": 165162.8951
          },
          {
            "average": 1.333079587,
            "count": 6983364,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6490439144,
            "variance": 0.4212580028
          },
          {
            "average": 1.666400319,
            "count": 6983364,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.905599118,
            "variance": 0.8201097625
          },
          {
            "average": 0.4963864121,
            "count": 6983364,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999869776,
            "variance": 0.2499869778
          },
          {
            "average": 0.0002527435202,
            "count": 6983364,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01589590127,
            "variance": 0.0002526796771
          },
          {
            "average": 1.383464617,
            "count": 6983364,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5646345892,
            "variance": 0.3188122193
          },
          {
            "average": 1.511282339,
            "count": 6983364,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.17348725,
            "variance": 103.4998429
          },
          {
            "average": 0,
            "count": 6983364,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 33.24885027,
            "count": 6983364,
            "maximum": 35,
            "minimum": 31,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.644609889,
            "variance": 2.704741687
          },
          {
            "average": 216059166.6,
            "count": 6983364,
            "maximum": 216059954.5,
            "minimum": 216057950.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 865.9257626,
            "variance": 749827.4264
          },
          {
            "average": 0,
            "count": 6983364,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6983364,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6983364,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6983364,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6983364,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722208.5101,
          5349328.224,
          1070.884762,
          723023.3301,
          5350254.724,
          1449.404762
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722208.5100638272,
                5349328.223893391,
                1070.8847622354676
              ],
              [
                722208.5100638272,
                5350254.723893391,
                1070.8847622354676
              ],
              [
                723023.3300638272,
                5350254.723893391,
                1449.4047622354676
              ],
              [
                723023.3300638272,
                5349328.223893391,
                1449.4047622354676
              ],
              [
                722208.5100638272,
                5349328.223893391,
                1070.8847622354676
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:25:54+00:00",
        "end_time": "2018-07-19T17:52:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1577308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1577308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1577308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1577308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0060337,
            48.25787496,
            1070.884762,
            -119.9945823,
            48.26648529,
            1449.404762
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00603365359649,
                  48.25816117740247,
                  1070.8847622354676
                ],
                [
                  -120.00554706391186,
                  48.2664852945558,
                  1070.8847622354676
                ],
                [
                  -119.99458231737772,
                  48.2661989937491,
                  1449.4047622354676
                ],
                [
                  -119.9950706822733,
                  48.25787495975963,
                  1449.4047622354676
                ],
                [
                  -120.00603365359649,
                  48.25816117740247,
                  1070.8847622354676
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1577308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1577308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:25:54Z",
            "pc:count": 6983364,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722538.3954,
                "count": 6983364,
                "maximum": 723023.3301,
                "minimum": 722208.5101,
                "name": "X",
                "position": 0,
                "stddev": 208.2402245,
                "variance": 43363.9911
              },
              {
                "average": 5349678.754,
                "count": 6983364,
                "maximum": 5350254.724,
                "minimum": 5349328.224,
                "name": "Y",
                "position": 1,
                "stddev": 213.9203987,
                "variance": 45761.93696
              },
              {
                "average": 1241.166631,
                "count": 6983364,
                "maximum": 1449.404762,
                "minimum": 1070.884762,
                "name": "Z",
                "position": 2,
                "stddev": 96.71340344,
                "variance": 9353.482405
              },
              {
                "average": 1022.433792,
                "count": 6983364,
                "maximum": 2787,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 406.4023807,
                "variance": 165162.8951
              },
              {
                "average": 1.333079587,
                "count": 6983364,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6490439144,
                "variance": 0.4212580028
              },
              {
                "average": 1.666400319,
                "count": 6983364,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.905599118,
                "variance": 0.8201097625
              },
              {
                "average": 0.4963864121,
                "count": 6983364,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999869776,
                "variance": 0.2499869778
              },
              {
                "average": 0.0002527435202,
                "count": 6983364,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01589590127,
                "variance": 0.0002526796771
              },
              {
                "average": 1.383464617,
                "count": 6983364,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5646345892,
                "variance": 0.3188122193
              },
              {
                "average": 1.511282339,
                "count": 6983364,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.17348725,
                "variance": 103.4998429
              },
              {
                "average": 0,
                "count": 6983364,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 33.24885027,
                "count": 6983364,
                "maximum": 35,
                "minimum": 31,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.644609889,
                "variance": 2.704741687
              },
              {
                "average": 216059166.6,
                "count": 6983364,
                "maximum": 216059954.5,
                "minimum": 216057950.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 865.9257626,
                "variance": 749827.4264
              },
              {
                "average": 0,
                "count": 6983364,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6983364,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6983364,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6983364,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6983364,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722208.5101,
              5349328.224,
              1070.884762,
              723023.3301,
              5350254.724,
              1449.404762
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722208.5100638272,
                    5349328.223893391,
                    1070.8847622354676
                  ],
                  [
                    722208.5100638272,
                    5350254.723893391,
                    1070.8847622354676
                  ],
                  [
                    723023.3300638272,
                    5350254.723893391,
                    1449.4047622354676
                  ],
                  [
                    723023.3300638272,
                    5349328.223893391,
                    1449.4047622354676
                  ],
                  [
                    722208.5100638272,
                    5349328.223893391,
                    1070.8847622354676
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:25:54+00:00",
            "end_time": "2018-07-19T17:52:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94488451840442,
              48.4065670228878,
              1486.9815617925467
            ],
            [
              -119.94425913119191,
              48.41699570046081,
              1486.9815617925467
            ],
            [
              -119.92395439480626,
              48.41645418675553,
              1689.0815617925466
            ],
            [
              -119.92458392165692,
              48.406025706362534,
              1689.0815617925466
            ],
            [
              -119.94488451840442,
              48.4065670228878,
              1486.9815617925467
            ]
          ]
        ]
      },
      "bbox": [
        -119.9448845,
        48.40602571,
        1486.981562,
        -119.9239544,
        48.4169957,
        1689.081562
      ],
      "properties": {
        "datetime": "2018-07-19T16:20:53Z",
        "pc:count": 3018868,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 727251.3936,
            "count": 3018868,
            "maximum": 727593.4276,
            "minimum": 726088.8676,
            "name": "X",
            "position": 0,
            "stddev": 395.1914663,
            "variance": 156176.2951
          },
          {
            "average": 5366321.526,
            "count": 3018868,
            "maximum": 5367160.914,
            "minimum": 5366000.074,
            "name": "Y",
            "position": 1,
            "stddev": 340.4290136,
            "variance": 115891.9133
          },
          {
            "average": 1593.45545,
            "count": 3018868,
            "maximum": 1689.081562,
            "minimum": 1486.981562,
            "name": "Z",
            "position": 2,
            "stddev": 49.58229343,
            "variance": 2458.403821
          },
          {
            "average": 912.6666906,
            "count": 3018868,
            "maximum": 2640,
            "minimum": 396,
            "name": "Intensity",
            "position": 3,
            "stddev": 443.0550975,
            "variance": 196297.8194
          },
          {
            "average": 1.562306798,
            "count": 3018868,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7804752114,
            "variance": 0.6091415556
          },
          {
            "average": 2.124575503,
            "count": 3018868,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.974071136,
            "variance": 0.948814578
          },
          {
            "average": 0.4999585938,
            "count": 3018868,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000000811,
            "variance": 0.2500000811
          },
          {
            "average": 0.0001421062464,
            "count": 3018868,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01191998739,
            "variance": 0.0001420860993
          },
          {
            "average": 1.318300105,
            "count": 3018868,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5135089913,
            "variance": 0.2636914842
          },
          {
            "average": -5.635378119,
            "count": 3018868,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 7.951699919,
            "variance": 63.2295316
          },
          {
            "average": 0,
            "count": 3018868,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 11.21779058,
            "count": 3018868,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 4.77232377,
            "variance": 22.77507417
          },
          {
            "average": 216049310.6,
            "count": 3018868,
            "maximum": 216052453.9,
            "minimum": 216047304.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1337.860619,
            "variance": 1789871.036
          },
          {
            "average": 0,
            "count": 3018868,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3018868,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3018868,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3018868,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3018868,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726088.8676,
          5366000.074,
          1486.981562,
          727593.4276,
          5367160.914,
          1689.081562
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726088.8676260127,
                5366000.07436845,
                1486.9815617925467
              ],
              [
                726088.8676260127,
                5367160.91436845,
                1486.9815617925467
              ],
              [
                727593.4276260127,
                5367160.91436845,
                1689.0815617925466
              ],
              [
                727593.4276260127,
                5366000.07436845,
                1689.0815617925466
              ],
              [
                726088.8676260127,
                5366000.07436845,
                1486.9815617925467
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:20:53+00:00",
        "end_time": "2018-07-19T14:55:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9448845,
            48.40602571,
            1486.981562,
            -119.9239544,
            48.4169957,
            1689.081562
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94488451840442,
                  48.4065670228878,
                  1486.9815617925467
                ],
                [
                  -119.94425913119191,
                  48.41699570046081,
                  1486.9815617925467
                ],
                [
                  -119.92395439480626,
                  48.41645418675553,
                  1689.0815617925466
                ],
                [
                  -119.92458392165692,
                  48.406025706362534,
                  1689.0815617925466
                ],
                [
                  -119.94488451840442,
                  48.4065670228878,
                  1486.9815617925467
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:20:53Z",
            "pc:count": 3018868,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 727251.3936,
                "count": 3018868,
                "maximum": 727593.4276,
                "minimum": 726088.8676,
                "name": "X",
                "position": 0,
                "stddev": 395.1914663,
                "variance": 156176.2951
              },
              {
                "average": 5366321.526,
                "count": 3018868,
                "maximum": 5367160.914,
                "minimum": 5366000.074,
                "name": "Y",
                "position": 1,
                "stddev": 340.4290136,
                "variance": 115891.9133
              },
              {
                "average": 1593.45545,
                "count": 3018868,
                "maximum": 1689.081562,
                "minimum": 1486.981562,
                "name": "Z",
                "position": 2,
                "stddev": 49.58229343,
                "variance": 2458.403821
              },
              {
                "average": 912.6666906,
                "count": 3018868,
                "maximum": 2640,
                "minimum": 396,
                "name": "Intensity",
                "position": 3,
                "stddev": 443.0550975,
                "variance": 196297.8194
              },
              {
                "average": 1.562306798,
                "count": 3018868,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7804752114,
                "variance": 0.6091415556
              },
              {
                "average": 2.124575503,
                "count": 3018868,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.974071136,
                "variance": 0.948814578
              },
              {
                "average": 0.4999585938,
                "count": 3018868,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000000811,
                "variance": 0.2500000811
              },
              {
                "average": 0.0001421062464,
                "count": 3018868,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01191998739,
                "variance": 0.0001420860993
              },
              {
                "average": 1.318300105,
                "count": 3018868,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5135089913,
                "variance": 0.2636914842
              },
              {
                "average": -5.635378119,
                "count": 3018868,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 7.951699919,
                "variance": 63.2295316
              },
              {
                "average": 0,
                "count": 3018868,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 11.21779058,
                "count": 3018868,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 4.77232377,
                "variance": 22.77507417
              },
              {
                "average": 216049310.6,
                "count": 3018868,
                "maximum": 216052453.9,
                "minimum": 216047304.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1337.860619,
                "variance": 1789871.036
              },
              {
                "average": 0,
                "count": 3018868,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3018868,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3018868,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3018868,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3018868,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726088.8676,
              5366000.074,
              1486.981562,
              727593.4276,
              5367160.914,
              1689.081562
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726088.8676260127,
                    5366000.07436845,
                    1486.9815617925467
                  ],
                  [
                    726088.8676260127,
                    5367160.91436845,
                    1486.9815617925467
                  ],
                  [
                    727593.4276260127,
                    5367160.91436845,
                    1689.0815617925466
                  ],
                  [
                    727593.4276260127,
                    5366000.07436845,
                    1689.0815617925466
                  ],
                  [
                    726088.8676260127,
                    5366000.07436845,
                    1486.9815617925467
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:20:53+00:00",
            "end_time": "2018-07-19T14:55:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1575808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00603554402633,
              48.24977259122778,
              1121.8277055320166
            ],
            [
              -120.00553026556125,
              48.25841890406007,
              1121.8277055320166
            ],
            [
              -119.9943651587403,
              48.25812735058474,
              1548.1877055320167
            ],
            [
              -119.99487231427139,
              48.249481125716656,
              1548.1877055320167
            ],
            [
              -120.00603554402633,
              48.24977259122778,
              1121.8277055320166
            ]
          ]
        ]
      },
      "bbox": [
        -120.0060355,
        48.24948113,
        1121.827706,
        -119.9943652,
        48.2584189,
        1548.187706
      ],
      "properties": {
        "datetime": "2018-07-19T18:25:41Z",
        "pc:count": 9014344,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722586.4409,
            "count": 9014344,
            "maximum": 723074.5891,
            "minimum": 722244.7491,
            "name": "X",
            "position": 0,
            "stddev": 201.5157335,
            "variance": 40608.59084
          },
          {
            "average": 5348931.364,
            "count": 9014344,
            "maximum": 5349358.324,
            "minimum": 5348395.964,
            "name": "Y",
            "position": 1,
            "stddev": 253.6071034,
            "variance": 64316.56291
          },
          {
            "average": 1365.318342,
            "count": 9014344,
            "maximum": 1548.187706,
            "minimum": 1121.827706,
            "name": "Z",
            "position": 2,
            "stddev": 105.0340264,
            "variance": 11032.14671
          },
          {
            "average": 1135.697742,
            "count": 9014344,
            "maximum": 4095,
            "minimum": 353,
            "name": "Intensity",
            "position": 3,
            "stddev": 489.4312853,
            "variance": 239542.983
          },
          {
            "average": 1.320763996,
            "count": 9014344,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6467609563,
            "variance": 0.4182997345
          },
          {
            "average": 1.6416691,
            "count": 9014344,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9118425378,
            "variance": 0.8314568138
          },
          {
            "average": 0.4961065386,
            "count": 9014344,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999848685,
            "variance": 0.2499848687
          },
          {
            "average": 0.0002639127151,
            "count": 9014344,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01624324766,
            "variance": 0.0002638430945
          },
          {
            "average": 1.409856225,
            "count": 9014344,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.560102642,
            "variance": 0.3137149696
          },
          {
            "average": 2.099273942,
            "count": 9014344,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.77491575,
            "variance": 116.0988094
          },
          {
            "average": 0,
            "count": 9014344,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 33.14611169,
            "count": 9014344,
            "maximum": 35,
            "minimum": 31,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.660624576,
            "variance": 2.757673982
          },
          {
            "average": 216059112.1,
            "count": 9014344,
            "maximum": 216059941,
            "minimum": 216057936.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 883.874853,
            "variance": 781234.7558
          },
          {
            "average": 0,
            "count": 9014344,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9014344,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9014344,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9014344,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9014344,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          722244.7491,
          5348395.964,
          1121.827706,
          723074.5891,
          5349358.324,
          1548.187706
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                722244.7490968845,
                5348395.964017466,
                1121.8277055320166
              ],
              [
                722244.7490968845,
                5349358.324017465,
                1121.8277055320166
              ],
              [
                723074.5890968846,
                5349358.324017465,
                1548.1877055320167
              ],
              [
                723074.5890968846,
                5348395.964017466,
                1548.1877055320167
              ],
              [
                722244.7490968845,
                5348395.964017466,
                1121.8277055320166
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:25:41+00:00",
        "end_time": "2018-07-19T17:52:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1575808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1575808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1575808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1575808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0060355,
            48.24948113,
            1121.827706,
            -119.9943652,
            48.2584189,
            1548.187706
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00603554402633,
                  48.24977259122778,
                  1121.8277055320166
                ],
                [
                  -120.00553026556125,
                  48.25841890406007,
                  1121.8277055320166
                ],
                [
                  -119.9943651587403,
                  48.25812735058474,
                  1548.1877055320167
                ],
                [
                  -119.99487231427139,
                  48.249481125716656,
                  1548.1877055320167
                ],
                [
                  -120.00603554402633,
                  48.24977259122778,
                  1121.8277055320166
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1575808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1575808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:25:41Z",
            "pc:count": 9014344,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722586.4409,
                "count": 9014344,
                "maximum": 723074.5891,
                "minimum": 722244.7491,
                "name": "X",
                "position": 0,
                "stddev": 201.5157335,
                "variance": 40608.59084
              },
              {
                "average": 5348931.364,
                "count": 9014344,
                "maximum": 5349358.324,
                "minimum": 5348395.964,
                "name": "Y",
                "position": 1,
                "stddev": 253.6071034,
                "variance": 64316.56291
              },
              {
                "average": 1365.318342,
                "count": 9014344,
                "maximum": 1548.187706,
                "minimum": 1121.827706,
                "name": "Z",
                "position": 2,
                "stddev": 105.0340264,
                "variance": 11032.14671
              },
              {
                "average": 1135.697742,
                "count": 9014344,
                "maximum": 4095,
                "minimum": 353,
                "name": "Intensity",
                "position": 3,
                "stddev": 489.4312853,
                "variance": 239542.983
              },
              {
                "average": 1.320763996,
                "count": 9014344,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6467609563,
                "variance": 0.4182997345
              },
              {
                "average": 1.6416691,
                "count": 9014344,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9118425378,
                "variance": 0.8314568138
              },
              {
                "average": 0.4961065386,
                "count": 9014344,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999848685,
                "variance": 0.2499848687
              },
              {
                "average": 0.0002639127151,
                "count": 9014344,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01624324766,
                "variance": 0.0002638430945
              },
              {
                "average": 1.409856225,
                "count": 9014344,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.560102642,
                "variance": 0.3137149696
              },
              {
                "average": 2.099273942,
                "count": 9014344,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.77491575,
                "variance": 116.0988094
              },
              {
                "average": 0,
                "count": 9014344,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 33.14611169,
                "count": 9014344,
                "maximum": 35,
                "minimum": 31,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.660624576,
                "variance": 2.757673982
              },
              {
                "average": 216059112.1,
                "count": 9014344,
                "maximum": 216059941,
                "minimum": 216057936.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 883.874853,
                "variance": 781234.7558
              },
              {
                "average": 0,
                "count": 9014344,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9014344,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9014344,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9014344,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9014344,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              722244.7491,
              5348395.964,
              1121.827706,
              723074.5891,
              5349358.324,
              1548.187706
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    722244.7490968845,
                    5348395.964017466,
                    1121.8277055320166
                  ],
                  [
                    722244.7490968845,
                    5349358.324017465,
                    1121.8277055320166
                  ],
                  [
                    723074.5890968846,
                    5349358.324017465,
                    1548.1877055320167
                  ],
                  [
                    723074.5890968846,
                    5348395.964017466,
                    1548.1877055320167
                  ],
                  [
                    722244.7490968845,
                    5348395.964017466,
                    1121.8277055320166
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:25:41+00:00",
            "end_time": "2018-07-19T17:52:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94530614607822,
              48.597196995570634,
              1929.1211724926077
            ],
            [
              -119.94456215288837,
              48.609521372258996,
              1929.1211724926077
            ],
            [
              -119.92417817210735,
              48.60897825419193,
              2104.0811724926075
            ],
            [
              -119.92492710974072,
              48.59665411140399,
              2104.0811724926075
            ],
            [
              -119.94530614607822,
              48.597196995570634,
              1929.1211724926077
            ]
          ]
        ]
      },
      "bbox": [
        -119.9453061,
        48.59665411,
        1929.121172,
        -119.9241782,
        48.60952137,
        2104.081172
      ],
      "properties": {
        "datetime": "2018-07-19T16:26:25Z",
        "pc:count": 14543254,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725781.4557,
            "count": 14543254,
            "maximum": 726715.6015,
            "minimum": 725210.8815,
            "name": "X",
            "position": 0,
            "stddev": 351.0262479,
            "variance": 123219.4267
          },
          {
            "average": 5388030.553,
            "count": 14543254,
            "maximum": 5388556.662,
            "minimum": 5387184.762,
            "name": "Y",
            "position": 1,
            "stddev": 323.1823861,
            "variance": 104446.8547
          },
          {
            "average": 2007.404885,
            "count": 14543254,
            "maximum": 2104.081172,
            "minimum": 1929.121172,
            "name": "Z",
            "position": 2,
            "stddev": 36.57604184,
            "variance": 1337.806836
          },
          {
            "average": 1666.79612,
            "count": 14543254,
            "maximum": 4095,
            "minimum": 401,
            "name": "Intensity",
            "position": 3,
            "stddev": 555.7210195,
            "variance": 308825.8515
          },
          {
            "average": 1.119907209,
            "count": 14543254,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3984515623,
            "variance": 0.1587636475
          },
          {
            "average": 1.239860969,
            "count": 14543254,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5848989706,
            "variance": 0.3421068058
          },
          {
            "average": 0.4979801632,
            "count": 14543254,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999959374,
            "variance": 0.2499959374
          },
          {
            "average": 0.0002447870332,
            "count": 14543254,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01564375688,
            "variance": 0.0002447271294
          },
          {
            "average": 1.564396455,
            "count": 14543254,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5297569646,
            "variance": 0.2806424416
          },
          {
            "average": 0.1911397865,
            "count": 14543254,
            "maximum": 21,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.88150744,
            "variance": 165.933234
          },
          {
            "average": 0,
            "count": 14543254,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 16.39062235,
            "count": 14543254,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.879863467,
            "variance": 34.57279439
          },
          {
            "average": 216050760.3,
            "count": 14543254,
            "maximum": 216052785.9,
            "minimum": 216047641.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1614.804667,
            "variance": 2607594.112
          },
          {
            "average": 0,
            "count": 14543254,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14543254,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14543254,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14543254,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 14543254,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          725210.8815,
          5387184.762,
          1929.121172,
          726715.6015,
          5388556.662,
          2104.081172
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                725210.8814832531,
                5387184.76174936,
                1929.1211724926077
              ],
              [
                725210.8814832531,
                5388556.66174936,
                1929.1211724926077
              ],
              [
                726715.6014832531,
                5388556.66174936,
                2104.0811724926075
              ],
              [
                726715.6014832531,
                5387184.76174936,
                2104.0811724926075
              ],
              [
                725210.8814832531,
                5387184.76174936,
                1929.1211724926077
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:26:25+00:00",
        "end_time": "2018-07-19T15:00:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9453061,
            48.59665411,
            1929.121172,
            -119.9241782,
            48.60952137,
            2104.081172
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94530614607822,
                  48.597196995570634,
                  1929.1211724926077
                ],
                [
                  -119.94456215288837,
                  48.609521372258996,
                  1929.1211724926077
                ],
                [
                  -119.92417817210735,
                  48.60897825419193,
                  2104.0811724926075
                ],
                [
                  -119.92492710974072,
                  48.59665411140399,
                  2104.0811724926075
                ],
                [
                  -119.94530614607822,
                  48.597196995570634,
                  1929.1211724926077
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:26:25Z",
            "pc:count": 14543254,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725781.4557,
                "count": 14543254,
                "maximum": 726715.6015,
                "minimum": 725210.8815,
                "name": "X",
                "position": 0,
                "stddev": 351.0262479,
                "variance": 123219.4267
              },
              {
                "average": 5388030.553,
                "count": 14543254,
                "maximum": 5388556.662,
                "minimum": 5387184.762,
                "name": "Y",
                "position": 1,
                "stddev": 323.1823861,
                "variance": 104446.8547
              },
              {
                "average": 2007.404885,
                "count": 14543254,
                "maximum": 2104.081172,
                "minimum": 1929.121172,
                "name": "Z",
                "position": 2,
                "stddev": 36.57604184,
                "variance": 1337.806836
              },
              {
                "average": 1666.79612,
                "count": 14543254,
                "maximum": 4095,
                "minimum": 401,
                "name": "Intensity",
                "position": 3,
                "stddev": 555.7210195,
                "variance": 308825.8515
              },
              {
                "average": 1.119907209,
                "count": 14543254,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3984515623,
                "variance": 0.1587636475
              },
              {
                "average": 1.239860969,
                "count": 14543254,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5848989706,
                "variance": 0.3421068058
              },
              {
                "average": 0.4979801632,
                "count": 14543254,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999959374,
                "variance": 0.2499959374
              },
              {
                "average": 0.0002447870332,
                "count": 14543254,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01564375688,
                "variance": 0.0002447271294
              },
              {
                "average": 1.564396455,
                "count": 14543254,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5297569646,
                "variance": 0.2806424416
              },
              {
                "average": 0.1911397865,
                "count": 14543254,
                "maximum": 21,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.88150744,
                "variance": 165.933234
              },
              {
                "average": 0,
                "count": 14543254,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 16.39062235,
                "count": 14543254,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.879863467,
                "variance": 34.57279439
              },
              {
                "average": 216050760.3,
                "count": 14543254,
                "maximum": 216052785.9,
                "minimum": 216047641.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1614.804667,
                "variance": 2607594.112
              },
              {
                "average": 0,
                "count": 14543254,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14543254,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14543254,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14543254,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 14543254,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              725210.8815,
              5387184.762,
              1929.121172,
              726715.6015,
              5388556.662,
              2104.081172
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    725210.8814832531,
                    5387184.76174936,
                    1929.1211724926077
                  ],
                  [
                    725210.8814832531,
                    5388556.66174936,
                    1929.1211724926077
                  ],
                  [
                    726715.6014832531,
                    5388556.66174936,
                    2104.0811724926075
                  ],
                  [
                    726715.6014832531,
                    5387184.76174936,
                    2104.0811724926075
                  ],
                  [
                    725210.8814832531,
                    5387184.76174936,
                    1929.1211724926077
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:26:25+00:00",
            "end_time": "2018-07-19T15:00:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92538084591432,
              48.379586699888804,
              1121.9832980433084
            ],
            [
              -119.92453676039011,
              48.393584778884964,
              1121.9832980433084
            ],
            [
              -119.903529507496,
              48.393020797645526,
              1627.1432980433083
            ],
            [
              -119.90437933624459,
              48.37902299425237,
              1627.1432980433083
            ],
            [
              -119.92538084591432,
              48.379586699888804,
              1121.9832980433084
            ]
          ]
        ]
      },
      "bbox": [
        -119.9253808,
        48.37902299,
        1121.983298,
        -119.9035295,
        48.39358478,
        1627.143298
      ],
      "properties": {
        "datetime": "2018-07-20T16:37:38Z",
        "pc:count": 32558395,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 728451.5581,
            "count": 32558395,
            "maximum": 729209.8284,
            "minimum": 727652.4684,
            "name": "X",
            "position": 0,
            "stddev": 449.1520968,
            "variance": 201737.606
          },
          {
            "average": 5363852.346,
            "count": 32558395,
            "maximum": 5364617.595,
            "minimum": 5363059.415,
            "name": "Y",
            "position": 1,
            "stddev": 438.5666357,
            "variance": 192340.6939
          },
          {
            "average": 1322.537161,
            "count": 32558395,
            "maximum": 1627.143298,
            "minimum": 1121.983298,
            "name": "Z",
            "position": 2,
            "stddev": 115.5441259,
            "variance": 13350.44504
          },
          {
            "average": 984.7308722,
            "count": 32558395,
            "maximum": 4095,
            "minimum": 66,
            "name": "Intensity",
            "position": 3,
            "stddev": 418.7447628,
            "variance": 175347.1764
          },
          {
            "average": 1.286111923,
            "count": 32558395,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6023364215,
            "variance": 0.3628091647
          },
          {
            "average": 1.572098993,
            "count": 32558395,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8486727299,
            "variance": 0.7202454025
          },
          {
            "average": 0.4948734113,
            "count": 32558395,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999737251,
            "variance": 0.2499737258
          },
          {
            "average": 0.0003080004404,
            "count": 32558395,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01754723869,
            "variance": 0.0003079055856
          },
          {
            "average": 1.458502177,
            "count": 32558395,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5530943842,
            "variance": 0.3059133979
          },
          {
            "average": 1.121963286,
            "count": 32558395,
            "maximum": 16.99799919,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.07793196,
            "variance": 101.5647126
          },
          {
            "average": 0,
            "count": 32558395,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.52789202,
            "count": 32558395,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 61.69467785,
            "variance": 3806.233275
          },
          {
            "average": 216060072.3,
            "count": 32558395,
            "maximum": 216139858.7,
            "minimum": 216046926.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 31658.89897,
            "variance": 1002285884
          },
          {
            "average": 0,
            "count": 32558395,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32558395,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32558395,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32558395,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32558395,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          727652.4684,
          5363059.415,
          1121.983298,
          729209.8284,
          5364617.595,
          1627.143298
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                727652.4684464821,
                5363059.415311236,
                1121.9832980433084
              ],
              [
                727652.4684464821,
                5364617.595311236,
                1121.9832980433084
              ],
              [
                729209.8284464822,
                5364617.595311236,
                1627.1432980433083
              ],
              [
                729209.8284464822,
                5363059.415311236,
                1627.1432980433083
              ],
              [
                727652.4684464821,
                5363059.415311236,
                1121.9832980433084
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:37:38+00:00",
        "end_time": "2018-07-19T14:48:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9253808,
            48.37902299,
            1121.983298,
            -119.9035295,
            48.39358478,
            1627.143298
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92538084591432,
                  48.379586699888804,
                  1121.9832980433084
                ],
                [
                  -119.92453676039011,
                  48.393584778884964,
                  1121.9832980433084
                ],
                [
                  -119.903529507496,
                  48.393020797645526,
                  1627.1432980433083
                ],
                [
                  -119.90437933624459,
                  48.37902299425237,
                  1627.1432980433083
                ],
                [
                  -119.92538084591432,
                  48.379586699888804,
                  1121.9832980433084
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:37:38Z",
            "pc:count": 32558395,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 728451.5581,
                "count": 32558395,
                "maximum": 729209.8284,
                "minimum": 727652.4684,
                "name": "X",
                "position": 0,
                "stddev": 449.1520968,
                "variance": 201737.606
              },
              {
                "average": 5363852.346,
                "count": 32558395,
                "maximum": 5364617.595,
                "minimum": 5363059.415,
                "name": "Y",
                "position": 1,
                "stddev": 438.5666357,
                "variance": 192340.6939
              },
              {
                "average": 1322.537161,
                "count": 32558395,
                "maximum": 1627.143298,
                "minimum": 1121.983298,
                "name": "Z",
                "position": 2,
                "stddev": 115.5441259,
                "variance": 13350.44504
              },
              {
                "average": 984.7308722,
                "count": 32558395,
                "maximum": 4095,
                "minimum": 66,
                "name": "Intensity",
                "position": 3,
                "stddev": 418.7447628,
                "variance": 175347.1764
              },
              {
                "average": 1.286111923,
                "count": 32558395,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6023364215,
                "variance": 0.3628091647
              },
              {
                "average": 1.572098993,
                "count": 32558395,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8486727299,
                "variance": 0.7202454025
              },
              {
                "average": 0.4948734113,
                "count": 32558395,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999737251,
                "variance": 0.2499737258
              },
              {
                "average": 0.0003080004404,
                "count": 32558395,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01754723869,
                "variance": 0.0003079055856
              },
              {
                "average": 1.458502177,
                "count": 32558395,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5530943842,
                "variance": 0.3059133979
              },
              {
                "average": 1.121963286,
                "count": 32558395,
                "maximum": 16.99799919,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.07793196,
                "variance": 101.5647126
              },
              {
                "average": 0,
                "count": 32558395,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.52789202,
                "count": 32558395,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 61.69467785,
                "variance": 3806.233275
              },
              {
                "average": 216060072.3,
                "count": 32558395,
                "maximum": 216139858.7,
                "minimum": 216046926.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 31658.89897,
                "variance": 1002285884
              },
              {
                "average": 0,
                "count": 32558395,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32558395,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32558395,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32558395,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32558395,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              727652.4684,
              5363059.415,
              1121.983298,
              729209.8284,
              5364617.595,
              1627.143298
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    727652.4684464821,
                    5363059.415311236,
                    1121.9832980433084
                  ],
                  [
                    727652.4684464821,
                    5364617.595311236,
                    1121.9832980433084
                  ],
                  [
                    729209.8284464822,
                    5364617.595311236,
                    1627.1432980433083
                  ],
                  [
                    729209.8284464822,
                    5363059.415311236,
                    1627.1432980433083
                  ],
                  [
                    727652.4684464821,
                    5363059.415311236,
                    1121.9832980433084
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:37:38+00:00",
            "end_time": "2018-07-19T14:48:46+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06740458498533,
              48.63600020204669,
              1219.9509382624572
            ],
            [
              -120.06659188022152,
              48.65000450962685,
              1219.9509382624572
            ],
            [
              -120.04548017152628,
              48.6494644660857,
              1713.7309382624574
            ],
            [
              -120.04629870464927,
              48.63546042282363,
              1713.7309382624574
            ],
            [
              -120.06740458498533,
              48.63600020204669,
              1219.9509382624572
            ]
          ]
        ]
      },
      "bbox": [
        -120.0674046,
        48.63546042,
        1219.950938,
        -120.0454802,
        48.65000451,
        1713.730938
      ],
      "properties": {
        "datetime": "2018-07-20T00:10:58Z",
        "pc:count": 42855646,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716815.2552,
            "count": 42855646,
            "maximum": 717601.2914,
            "minimum": 716044.2714,
            "name": "X",
            "position": 0,
            "stddev": 419.5365463,
            "variance": 176010.9137
          },
          {
            "average": 5391938.238,
            "count": 42855646,
            "maximum": 5392703,
            "minimum": 5391144.26,
            "name": "Y",
            "position": 1,
            "stddev": 442.1716946,
            "variance": 195515.8075
          },
          {
            "average": 1443.22729,
            "count": 42855646,
            "maximum": 1713.730938,
            "minimum": 1219.950938,
            "name": "Z",
            "position": 2,
            "stddev": 101.4000248,
            "variance": 10281.96503
          },
          {
            "average": 816.0867805,
            "count": 42855646,
            "maximum": 4095,
            "minimum": 9,
            "name": "Intensity",
            "position": 3,
            "stddev": 447.1723606,
            "variance": 199963.1201
          },
          {
            "average": 1.305024687,
            "count": 42855646,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6326612251,
            "variance": 0.4002602258
          },
          {
            "average": 1.609996942,
            "count": 42855646,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8958971197,
            "variance": 0.802631649
          },
          {
            "average": 0.4973987558,
            "count": 42855646,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999932393,
            "variance": 0.2499932394
          },
          {
            "average": 0.0002798931091,
            "count": 42855646,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01672766497,
            "variance": 0.0002798147754
          },
          {
            "average": 1.300171091,
            "count": 42855646,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.523427415,
            "variance": 0.2739762588
          },
          {
            "average": 3.882699675,
            "count": 42855646,
            "maximum": 22.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.64641267,
            "variance": 159.9317534
          },
          {
            "average": 0,
            "count": 42855646,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.82749008,
            "count": 42855646,
            "maximum": 72,
            "minimum": 44,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.281108964,
            "variance": 53.01454775
          },
          {
            "average": 216077664.9,
            "count": 42855646,
            "maximum": 216080658.6,
            "minimum": 216064534,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4181.597133,
            "variance": 17485754.59
          },
          {
            "average": 0,
            "count": 42855646,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42855646,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42855646,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42855646,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 42855646,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716044.2714,
          5391144.26,
          1219.950938,
          717601.2914,
          5392703,
          1713.730938
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716044.2714143451,
                5391144.260220253,
                1219.9509382624572
              ],
              [
                716044.2714143451,
                5392703.000220253,
                1219.9509382624572
              ],
              [
                717601.2914143451,
                5392703.000220253,
                1713.7309382624574
              ],
              [
                717601.2914143451,
                5391144.260220253,
                1713.7309382624574
              ],
              [
                716044.2714143451,
                5391144.260220253,
                1219.9509382624572
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:10:58+00:00",
        "end_time": "2018-07-19T19:42:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0674046,
            48.63546042,
            1219.950938,
            -120.0454802,
            48.65000451,
            1713.730938
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06740458498533,
                  48.63600020204669,
                  1219.9509382624572
                ],
                [
                  -120.06659188022152,
                  48.65000450962685,
                  1219.9509382624572
                ],
                [
                  -120.04548017152628,
                  48.6494644660857,
                  1713.7309382624574
                ],
                [
                  -120.04629870464927,
                  48.63546042282363,
                  1713.7309382624574
                ],
                [
                  -120.06740458498533,
                  48.63600020204669,
                  1219.9509382624572
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:10:58Z",
            "pc:count": 42855646,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716815.2552,
                "count": 42855646,
                "maximum": 717601.2914,
                "minimum": 716044.2714,
                "name": "X",
                "position": 0,
                "stddev": 419.5365463,
                "variance": 176010.9137
              },
              {
                "average": 5391938.238,
                "count": 42855646,
                "maximum": 5392703,
                "minimum": 5391144.26,
                "name": "Y",
                "position": 1,
                "stddev": 442.1716946,
                "variance": 195515.8075
              },
              {
                "average": 1443.22729,
                "count": 42855646,
                "maximum": 1713.730938,
                "minimum": 1219.950938,
                "name": "Z",
                "position": 2,
                "stddev": 101.4000248,
                "variance": 10281.96503
              },
              {
                "average": 816.0867805,
                "count": 42855646,
                "maximum": 4095,
                "minimum": 9,
                "name": "Intensity",
                "position": 3,
                "stddev": 447.1723606,
                "variance": 199963.1201
              },
              {
                "average": 1.305024687,
                "count": 42855646,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6326612251,
                "variance": 0.4002602258
              },
              {
                "average": 1.609996942,
                "count": 42855646,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8958971197,
                "variance": 0.802631649
              },
              {
                "average": 0.4973987558,
                "count": 42855646,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999932393,
                "variance": 0.2499932394
              },
              {
                "average": 0.0002798931091,
                "count": 42855646,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01672766497,
                "variance": 0.0002798147754
              },
              {
                "average": 1.300171091,
                "count": 42855646,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.523427415,
                "variance": 0.2739762588
              },
              {
                "average": 3.882699675,
                "count": 42855646,
                "maximum": 22.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.64641267,
                "variance": 159.9317534
              },
              {
                "average": 0,
                "count": 42855646,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.82749008,
                "count": 42855646,
                "maximum": 72,
                "minimum": 44,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.281108964,
                "variance": 53.01454775
              },
              {
                "average": 216077664.9,
                "count": 42855646,
                "maximum": 216080658.6,
                "minimum": 216064534,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4181.597133,
                "variance": 17485754.59
              },
              {
                "average": 0,
                "count": 42855646,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42855646,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42855646,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42855646,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 42855646,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716044.2714,
              5391144.26,
              1219.950938,
              717601.2914,
              5392703,
              1713.730938
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716044.2714143451,
                    5391144.260220253,
                    1219.9509382624572
                  ],
                  [
                    716044.2714143451,
                    5392703.000220253,
                    1219.9509382624572
                  ],
                  [
                    717601.2914143451,
                    5392703.000220253,
                    1713.7309382624574
                  ],
                  [
                    717601.2914143451,
                    5391144.260220253,
                    1713.7309382624574
                  ],
                  [
                    716044.2714143451,
                    5391144.260220253,
                    1219.9509382624572
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:10:58+00:00",
            "end_time": "2018-07-19T19:42:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00620260766152,
              48.34156995073981,
              749.719300268936
            ],
            [
              -120.00552505271058,
              48.353126511621376,
              749.719300268936
            ],
            [
              -119.98525371705605,
              48.352596570887634,
              1271.779300268936
            ],
            [
              -119.98593584188777,
              48.341040223779835,
              1271.779300268936
            ],
            [
              -120.00620260766152,
              48.34156995073981,
              749.719300268936
            ]
          ]
        ]
      },
      "bbox": [
        -120.0062026,
        48.34104022,
        749.7193003,
        -119.9852537,
        48.35312651,
        1271.7793
      ],
      "properties": {
        "datetime": "2018-07-19T18:28:15Z",
        "pc:count": 8908986,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 722306.0349,
            "count": 8908986,
            "maximum": 723337.8872,
            "minimum": 721834.0072,
            "name": "X",
            "position": 0,
            "stddev": 373.0356967,
            "variance": 139155.631
          },
          {
            "average": 5359446.221,
            "count": 8908986,
            "maximum": 5359883.612,
            "minimum": 5358597.312,
            "name": "Y",
            "position": 1,
            "stddev": 324.0752505,
            "variance": 105024.768
          },
          {
            "average": 984.0970349,
            "count": 8908986,
            "maximum": 1271.7793,
            "minimum": 749.7193003,
            "name": "Z",
            "position": 2,
            "stddev": 151.6200112,
            "variance": 22988.62779
          },
          {
            "average": 1047.547912,
            "count": 8908986,
            "maximum": 2217,
            "minimum": 409,
            "name": "Intensity",
            "position": 3,
            "stddev": 232.384435,
            "variance": 54002.52562
          },
          {
            "average": 1.016319366,
            "count": 8908986,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1346178603,
            "variance": 0.0181219683
          },
          {
            "average": 1.032627956,
            "count": 8908986,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1943188532,
            "variance": 0.0377598167
          },
          {
            "average": 0.4947323972,
            "count": 8908986,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999722797,
            "variance": 0.2499722804
          },
          {
            "average": 0.0003157486161,
            "count": 8908986,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01776651216,
            "variance": 0.0003156489543
          },
          {
            "average": 1.57761523,
            "count": 8908986,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5693872825,
            "variance": 0.3242018775
          },
          {
            "average": 0.2917640886,
            "count": 8908986,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.496849168,
            "variance": 90.19014412
          },
          {
            "average": 0,
            "count": 8908986,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 32.17866287,
            "count": 8908986,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.903124922,
            "variance": 3.62188447
          },
          {
            "average": 216058832.3,
            "count": 8908986,
            "maximum": 216060095.7,
            "minimum": 216055813.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1031.316542,
            "variance": 1063613.81
          },
          {
            "average": 0,
            "count": 8908986,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8908986,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8908986,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8908986,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 8908986,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          721834.0072,
          5358597.312,
          749.7193003,
          723337.8872,
          5359883.612,
          1271.7793
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                721834.0072429037,
                5358597.312323843,
                749.719300268936
              ],
              [
                721834.0072429037,
                5359883.612323844,
                749.719300268936
              ],
              [
                723337.8872429036,
                5359883.612323844,
                1271.779300268936
              ],
              [
                723337.8872429036,
                5358597.312323843,
                1271.779300268936
              ],
              [
                721834.0072429037,
                5358597.312323843,
                749.719300268936
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:28:15+00:00",
        "end_time": "2018-07-19T17:16:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0062026,
            48.34104022,
            749.7193003,
            -119.9852537,
            48.35312651,
            1271.7793
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00620260766152,
                  48.34156995073981,
                  749.719300268936
                ],
                [
                  -120.00552505271058,
                  48.353126511621376,
                  749.719300268936
                ],
                [
                  -119.98525371705605,
                  48.352596570887634,
                  1271.779300268936
                ],
                [
                  -119.98593584188777,
                  48.341040223779835,
                  1271.779300268936
                ],
                [
                  -120.00620260766152,
                  48.34156995073981,
                  749.719300268936
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:28:15Z",
            "pc:count": 8908986,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 722306.0349,
                "count": 8908986,
                "maximum": 723337.8872,
                "minimum": 721834.0072,
                "name": "X",
                "position": 0,
                "stddev": 373.0356967,
                "variance": 139155.631
              },
              {
                "average": 5359446.221,
                "count": 8908986,
                "maximum": 5359883.612,
                "minimum": 5358597.312,
                "name": "Y",
                "position": 1,
                "stddev": 324.0752505,
                "variance": 105024.768
              },
              {
                "average": 984.0970349,
                "count": 8908986,
                "maximum": 1271.7793,
                "minimum": 749.7193003,
                "name": "Z",
                "position": 2,
                "stddev": 151.6200112,
                "variance": 22988.62779
              },
              {
                "average": 1047.547912,
                "count": 8908986,
                "maximum": 2217,
                "minimum": 409,
                "name": "Intensity",
                "position": 3,
                "stddev": 232.384435,
                "variance": 54002.52562
              },
              {
                "average": 1.016319366,
                "count": 8908986,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1346178603,
                "variance": 0.0181219683
              },
              {
                "average": 1.032627956,
                "count": 8908986,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1943188532,
                "variance": 0.0377598167
              },
              {
                "average": 0.4947323972,
                "count": 8908986,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999722797,
                "variance": 0.2499722804
              },
              {
                "average": 0.0003157486161,
                "count": 8908986,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01776651216,
                "variance": 0.0003156489543
              },
              {
                "average": 1.57761523,
                "count": 8908986,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5693872825,
                "variance": 0.3242018775
              },
              {
                "average": 0.2917640886,
                "count": 8908986,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.496849168,
                "variance": 90.19014412
              },
              {
                "average": 0,
                "count": 8908986,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 32.17866287,
                "count": 8908986,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.903124922,
                "variance": 3.62188447
              },
              {
                "average": 216058832.3,
                "count": 8908986,
                "maximum": 216060095.7,
                "minimum": 216055813.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1031.316542,
                "variance": 1063613.81
              },
              {
                "average": 0,
                "count": 8908986,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8908986,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8908986,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8908986,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 8908986,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              721834.0072,
              5358597.312,
              749.7193003,
              723337.8872,
              5359883.612,
              1271.7793
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    721834.0072429037,
                    5358597.312323843,
                    749.719300268936
                  ],
                  [
                    721834.0072429037,
                    5359883.612323844,
                    749.719300268936
                  ],
                  [
                    723337.8872429036,
                    5359883.612323844,
                    1271.779300268936
                  ],
                  [
                    723337.8872429036,
                    5358597.312323843,
                    1271.779300268936
                  ],
                  [
                    721834.0072429037,
                    5358597.312323843,
                    749.719300268936
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:28:15+00:00",
            "end_time": "2018-07-19T17:16:53+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04702829300267,
              48.59552038917408,
              1184.4786323234098
            ],
            [
              -120.0462111723422,
              48.60952346108191,
              1184.4786323234098
            ],
            [
              -120.02511564819832,
              48.60897999018526,
              1714.17863232341
            ],
            [
              -120.0259385837061,
              48.59497718420113,
              1714.17863232341
            ],
            [
              -120.04702829300267,
              48.59552038917408,
              1184.4786323234098
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470283,
        48.59497718,
        1184.478632,
        -120.0251156,
        48.60952346,
        1714.178632
      ],
      "properties": {
        "datetime": "2018-07-19T23:22:16Z",
        "pc:count": 45403461,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718551.4571,
            "count": 45403461,
            "maximum": 719276.4501,
            "minimum": 717719.3501,
            "name": "X",
            "position": 0,
            "stddev": 436.0928276,
            "variance": 190176.9542
          },
          {
            "average": 5387464.363,
            "count": 45403461,
            "maximum": 5388261.892,
            "minimum": 5386703.272,
            "name": "Y",
            "position": 1,
            "stddev": 428.5841446,
            "variance": 183684.369
          },
          {
            "average": 1470.480676,
            "count": 45403461,
            "maximum": 1714.178632,
            "minimum": 1184.478632,
            "name": "Z",
            "position": 2,
            "stddev": 95.94502017,
            "variance": 9205.446895
          },
          {
            "average": 989.6301308,
            "count": 45403461,
            "maximum": 4095,
            "minimum": 41,
            "name": "Intensity",
            "position": 3,
            "stddev": 536.7805374,
            "variance": 288133.3453
          },
          {
            "average": 1.592950722,
            "count": 45403461,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8261158709,
            "variance": 0.6824674322
          },
          {
            "average": 2.186071806,
            "count": 45403461,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.050228866,
            "variance": 1.102980672
          },
          {
            "average": 0.4974648298,
            "count": 45403461,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999935784,
            "variance": 0.2499935784
          },
          {
            "average": 0.0002458402896,
            "count": 45403461,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01567736769,
            "variance": 0.0002457798575
          },
          {
            "average": 1.27673082,
            "count": 45403461,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5006956166,
            "variance": 0.2506961005
          },
          {
            "average": -2.755480531,
            "count": 45403461,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.39581183,
            "variance": 153.6561508
          },
          {
            "average": 0,
            "count": 45403461,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.04862211,
            "count": 45403461,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.581546238,
            "variance": 73.64293583
          },
          {
            "average": 216065060.2,
            "count": 45403461,
            "maximum": 216077736.5,
            "minimum": 216061047.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4937.218388,
            "variance": 24376125.41
          },
          {
            "average": 0,
            "count": 45403461,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45403461,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45403461,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45403461,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45403461,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717719.3501,
          5386703.272,
          1184.478632,
          719276.4501,
          5388261.892,
          1714.178632
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717719.350062988,
                5386703.271713665,
                1184.4786323234098
              ],
              [
                717719.350062988,
                5388261.891713664,
                1184.4786323234098
              ],
              [
                719276.4500629881,
                5388261.891713664,
                1714.17863232341
              ],
              [
                719276.4500629881,
                5386703.271713665,
                1714.17863232341
              ],
              [
                717719.350062988,
                5386703.271713665,
                1184.4786323234098
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:22:16+00:00",
        "end_time": "2018-07-19T18:44:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470283,
            48.59497718,
            1184.478632,
            -120.0251156,
            48.60952346,
            1714.178632
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04702829300267,
                  48.59552038917408,
                  1184.4786323234098
                ],
                [
                  -120.0462111723422,
                  48.60952346108191,
                  1184.4786323234098
                ],
                [
                  -120.02511564819832,
                  48.60897999018526,
                  1714.17863232341
                ],
                [
                  -120.0259385837061,
                  48.59497718420113,
                  1714.17863232341
                ],
                [
                  -120.04702829300267,
                  48.59552038917408,
                  1184.4786323234098
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:22:16Z",
            "pc:count": 45403461,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718551.4571,
                "count": 45403461,
                "maximum": 719276.4501,
                "minimum": 717719.3501,
                "name": "X",
                "position": 0,
                "stddev": 436.0928276,
                "variance": 190176.9542
              },
              {
                "average": 5387464.363,
                "count": 45403461,
                "maximum": 5388261.892,
                "minimum": 5386703.272,
                "name": "Y",
                "position": 1,
                "stddev": 428.5841446,
                "variance": 183684.369
              },
              {
                "average": 1470.480676,
                "count": 45403461,
                "maximum": 1714.178632,
                "minimum": 1184.478632,
                "name": "Z",
                "position": 2,
                "stddev": 95.94502017,
                "variance": 9205.446895
              },
              {
                "average": 989.6301308,
                "count": 45403461,
                "maximum": 4095,
                "minimum": 41,
                "name": "Intensity",
                "position": 3,
                "stddev": 536.7805374,
                "variance": 288133.3453
              },
              {
                "average": 1.592950722,
                "count": 45403461,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8261158709,
                "variance": 0.6824674322
              },
              {
                "average": 2.186071806,
                "count": 45403461,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.050228866,
                "variance": 1.102980672
              },
              {
                "average": 0.4974648298,
                "count": 45403461,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999935784,
                "variance": 0.2499935784
              },
              {
                "average": 0.0002458402896,
                "count": 45403461,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01567736769,
                "variance": 0.0002457798575
              },
              {
                "average": 1.27673082,
                "count": 45403461,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5006956166,
                "variance": 0.2506961005
              },
              {
                "average": -2.755480531,
                "count": 45403461,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.39581183,
                "variance": 153.6561508
              },
              {
                "average": 0,
                "count": 45403461,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.04862211,
                "count": 45403461,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.581546238,
                "variance": 73.64293583
              },
              {
                "average": 216065060.2,
                "count": 45403461,
                "maximum": 216077736.5,
                "minimum": 216061047.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4937.218388,
                "variance": 24376125.41
              },
              {
                "average": 0,
                "count": 45403461,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45403461,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45403461,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45403461,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45403461,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717719.3501,
              5386703.272,
              1184.478632,
              719276.4501,
              5388261.892,
              1714.178632
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717719.350062988,
                    5386703.271713665,
                    1184.4786323234098
                  ],
                  [
                    717719.350062988,
                    5388261.891713664,
                    1184.4786323234098
                  ],
                  [
                    719276.4500629881,
                    5388261.891713664,
                    1714.17863232341
                  ],
                  [
                    719276.4500629881,
                    5386703.271713665,
                    1714.17863232341
                  ],
                  [
                    717719.350062988,
                    5386703.271713665,
                    1184.4786323234098
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:22:16+00:00",
            "end_time": "2018-07-19T18:44:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94539291353898,
              48.60901431170373,
              1797.1210554414347
            ],
            [
              -119.94454719687332,
              48.62301766225705,
              1797.1210554414347
            ],
            [
              -119.92344613133285,
              48.6224554037722,
              2257.3210554414345
            ],
            [
              -119.92429766616429,
              48.60845232835746,
              2257.3210554414345
            ],
            [
              -119.94539291353898,
              48.60901431170373,
              1797.1210554414347
            ]
          ]
        ]
      },
      "bbox": [
        -119.9453929,
        48.60845233,
        1797.121055,
        -119.9234461,
        48.62301766,
        2257.321055
      ],
      "properties": {
        "datetime": "2018-07-19T16:26:47Z",
        "pc:count": 29702979,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725948.0566,
            "count": 29702979,
            "maximum": 726709.151,
            "minimum": 725151.911,
            "name": "X",
            "position": 0,
            "stddev": 440.5435852,
            "variance": 194078.6504
          },
          {
            "average": 5389274.13,
            "count": 29702979,
            "maximum": 5390056.657,
            "minimum": 5388497.857,
            "name": "Y",
            "position": 1,
            "stddev": 433.6260918,
            "variance": 188031.5875
          },
          {
            "average": 1992.148045,
            "count": 29702979,
            "maximum": 2257.321055,
            "minimum": 1797.121055,
            "name": "Z",
            "position": 2,
            "stddev": 109.5518391,
            "variance": 12001.60544
          },
          {
            "average": 1654.118779,
            "count": 29702979,
            "maximum": 4095,
            "minimum": 392,
            "name": "Intensity",
            "position": 3,
            "stddev": 614.0237226,
            "variance": 377025.1319
          },
          {
            "average": 1.129801661,
            "count": 29702979,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3924995202,
            "variance": 0.1540558733
          },
          {
            "average": 1.259646213,
            "count": 29702979,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5617360549,
            "variance": 0.3155473954
          },
          {
            "average": 0.4976013685,
            "count": 29702979,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499994255,
            "variance": 0.249994255
          },
          {
            "average": 0.0002622295898,
            "count": 29702979,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01619138148,
            "variance": 0.0002621608343
          },
          {
            "average": 1.526105311,
            "count": 29702979,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5560153418,
            "variance": 0.3091530603
          },
          {
            "average": -0.9183246791,
            "count": 29702979,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.52913433,
            "variance": 183.0374756
          },
          {
            "average": 0,
            "count": 29702979,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.01507593,
            "count": 29702979,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.058138915,
            "variance": 36.70104711
          },
          {
            "average": 216050062.7,
            "count": 29702979,
            "maximum": 216052807.9,
            "minimum": 216047644,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1709.320979,
            "variance": 2921778.21
          },
          {
            "average": 0,
            "count": 29702979,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29702979,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29702979,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29702979,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29702979,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          725151.911,
          5388497.857,
          1797.121055,
          726709.151,
          5390056.657,
          2257.321055
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                725151.9109508755,
                5388497.856580947,
                1797.1210554414347
              ],
              [
                725151.9109508755,
                5390056.656580947,
                1797.1210554414347
              ],
              [
                726709.1509508755,
                5390056.656580947,
                2257.3210554414345
              ],
              [
                726709.1509508755,
                5388497.856580947,
                2257.3210554414345
              ],
              [
                725151.9109508755,
                5388497.856580947,
                1797.1210554414347
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:26:47+00:00",
        "end_time": "2018-07-19T15:00:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9453929,
            48.60845233,
            1797.121055,
            -119.9234461,
            48.62301766,
            2257.321055
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94539291353898,
                  48.60901431170373,
                  1797.1210554414347
                ],
                [
                  -119.94454719687332,
                  48.62301766225705,
                  1797.1210554414347
                ],
                [
                  -119.92344613133285,
                  48.6224554037722,
                  2257.3210554414345
                ],
                [
                  -119.92429766616429,
                  48.60845232835746,
                  2257.3210554414345
                ],
                [
                  -119.94539291353898,
                  48.60901431170373,
                  1797.1210554414347
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:26:47Z",
            "pc:count": 29702979,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725948.0566,
                "count": 29702979,
                "maximum": 726709.151,
                "minimum": 725151.911,
                "name": "X",
                "position": 0,
                "stddev": 440.5435852,
                "variance": 194078.6504
              },
              {
                "average": 5389274.13,
                "count": 29702979,
                "maximum": 5390056.657,
                "minimum": 5388497.857,
                "name": "Y",
                "position": 1,
                "stddev": 433.6260918,
                "variance": 188031.5875
              },
              {
                "average": 1992.148045,
                "count": 29702979,
                "maximum": 2257.321055,
                "minimum": 1797.121055,
                "name": "Z",
                "position": 2,
                "stddev": 109.5518391,
                "variance": 12001.60544
              },
              {
                "average": 1654.118779,
                "count": 29702979,
                "maximum": 4095,
                "minimum": 392,
                "name": "Intensity",
                "position": 3,
                "stddev": 614.0237226,
                "variance": 377025.1319
              },
              {
                "average": 1.129801661,
                "count": 29702979,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3924995202,
                "variance": 0.1540558733
              },
              {
                "average": 1.259646213,
                "count": 29702979,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5617360549,
                "variance": 0.3155473954
              },
              {
                "average": 0.4976013685,
                "count": 29702979,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499994255,
                "variance": 0.249994255
              },
              {
                "average": 0.0002622295898,
                "count": 29702979,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01619138148,
                "variance": 0.0002621608343
              },
              {
                "average": 1.526105311,
                "count": 29702979,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5560153418,
                "variance": 0.3091530603
              },
              {
                "average": -0.9183246791,
                "count": 29702979,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.52913433,
                "variance": 183.0374756
              },
              {
                "average": 0,
                "count": 29702979,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.01507593,
                "count": 29702979,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.058138915,
                "variance": 36.70104711
              },
              {
                "average": 216050062.7,
                "count": 29702979,
                "maximum": 216052807.9,
                "minimum": 216047644,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1709.320979,
                "variance": 2921778.21
              },
              {
                "average": 0,
                "count": 29702979,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29702979,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29702979,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29702979,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29702979,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              725151.911,
              5388497.857,
              1797.121055,
              726709.151,
              5390056.657,
              2257.321055
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    725151.9109508755,
                    5388497.856580947,
                    1797.1210554414347
                  ],
                  [
                    725151.9109508755,
                    5390056.656580947,
                    1797.1210554414347
                  ],
                  [
                    726709.1509508755,
                    5390056.656580947,
                    2257.3210554414345
                  ],
                  [
                    726709.1509508755,
                    5388497.856580947,
                    2257.3210554414345
                  ],
                  [
                    725151.9109508755,
                    5388497.856580947,
                    1797.1210554414347
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:26:47+00:00",
            "end_time": "2018-07-19T15:00:44+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92539974063584,
              48.366091903628764,
              1004.4907894448671
            ],
            [
              -119.92455595165006,
              48.38009181257074,
              1004.4907894448671
            ],
            [
              -119.90355317174405,
              48.37952792290995,
              1350.170789444867
            ],
            [
              -119.90440270075021,
              48.36552828954665,
              1350.170789444867
            ],
            [
              -119.92539974063584,
              48.366091903628764,
              1004.4907894448671
            ]
          ]
        ]
      },
      "bbox": [
        -119.9253997,
        48.36552829,
        1004.490789,
        -119.9035532,
        48.38009181,
        1350.170789
      ],
      "properties": {
        "datetime": "2018-07-20T16:37:16Z",
        "pc:count": 34259979,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 728498.1267,
            "count": 34259979,
            "maximum": 729268.7241,
            "minimum": 727711.2841,
            "name": "X",
            "position": 0,
            "stddev": 450.8493988,
            "variance": 203265.1804
          },
          {
            "average": 5362355.917,
            "count": 34259979,
            "maximum": 5363118.003,
            "minimum": 5361559.623,
            "name": "Y",
            "position": 1,
            "stddev": 429.1215553,
            "variance": 184145.3092
          },
          {
            "average": 1154.71775,
            "count": 34259979,
            "maximum": 1350.170789,
            "minimum": 1004.490789,
            "name": "Z",
            "position": 2,
            "stddev": 62.44231328,
            "variance": 3899.042488
          },
          {
            "average": 856.4797669,
            "count": 34259979,
            "maximum": 4095,
            "minimum": 68,
            "name": "Intensity",
            "position": 3,
            "stddev": 360.2602593,
            "variance": 129787.4544
          },
          {
            "average": 1.289122127,
            "count": 34259979,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5772160455,
            "variance": 0.3331783631
          },
          {
            "average": 1.578266175,
            "count": 34259979,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7916585303,
            "variance": 0.6267232286
          },
          {
            "average": 0.4954963049,
            "count": 34259979,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999797236,
            "variance": 0.249979724
          },
          {
            "average": 0.0002878285477,
            "count": 34259979,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01696306903,
            "variance": 0.0002877457108
          },
          {
            "average": 1.429325307,
            "count": 34259979,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5482123411,
            "variance": 0.300536771
          },
          {
            "average": 1.142550303,
            "count": 34259979,
            "maximum": 16.99799919,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.599236668,
            "variance": 92.14534461
          },
          {
            "average": 0,
            "count": 34259979,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 32.89517425,
            "count": 34259979,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.07278284,
            "variance": 3978.175935
          },
          {
            "average": 216060773,
            "count": 34259979,
            "maximum": 216139836.3,
            "minimum": 216046948.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 32356.88309,
            "variance": 1046967883
          },
          {
            "average": 0,
            "count": 34259979,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34259979,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34259979,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34259979,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34259979,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          727711.2841,
          5361559.623,
          1004.490789,
          729268.7241,
          5363118.003,
          1350.170789
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                727711.2840885089,
                5361559.623319893,
                1004.4907894448671
              ],
              [
                727711.2840885089,
                5363118.003319894,
                1004.4907894448671
              ],
              [
                729268.7240885089,
                5363118.003319894,
                1350.170789444867
              ],
              [
                729268.7240885089,
                5361559.623319893,
                1350.170789444867
              ],
              [
                727711.2840885089,
                5361559.623319893,
                1004.4907894448671
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:37:16+00:00",
        "end_time": "2018-07-19T14:49:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9253997,
            48.36552829,
            1004.490789,
            -119.9035532,
            48.38009181,
            1350.170789
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92539974063584,
                  48.366091903628764,
                  1004.4907894448671
                ],
                [
                  -119.92455595165006,
                  48.38009181257074,
                  1004.4907894448671
                ],
                [
                  -119.90355317174405,
                  48.37952792290995,
                  1350.170789444867
                ],
                [
                  -119.90440270075021,
                  48.36552828954665,
                  1350.170789444867
                ],
                [
                  -119.92539974063584,
                  48.366091903628764,
                  1004.4907894448671
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:37:16Z",
            "pc:count": 34259979,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 728498.1267,
                "count": 34259979,
                "maximum": 729268.7241,
                "minimum": 727711.2841,
                "name": "X",
                "position": 0,
                "stddev": 450.8493988,
                "variance": 203265.1804
              },
              {
                "average": 5362355.917,
                "count": 34259979,
                "maximum": 5363118.003,
                "minimum": 5361559.623,
                "name": "Y",
                "position": 1,
                "stddev": 429.1215553,
                "variance": 184145.3092
              },
              {
                "average": 1154.71775,
                "count": 34259979,
                "maximum": 1350.170789,
                "minimum": 1004.490789,
                "name": "Z",
                "position": 2,
                "stddev": 62.44231328,
                "variance": 3899.042488
              },
              {
                "average": 856.4797669,
                "count": 34259979,
                "maximum": 4095,
                "minimum": 68,
                "name": "Intensity",
                "position": 3,
                "stddev": 360.2602593,
                "variance": 129787.4544
              },
              {
                "average": 1.289122127,
                "count": 34259979,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5772160455,
                "variance": 0.3331783631
              },
              {
                "average": 1.578266175,
                "count": 34259979,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7916585303,
                "variance": 0.6267232286
              },
              {
                "average": 0.4954963049,
                "count": 34259979,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999797236,
                "variance": 0.249979724
              },
              {
                "average": 0.0002878285477,
                "count": 34259979,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01696306903,
                "variance": 0.0002877457108
              },
              {
                "average": 1.429325307,
                "count": 34259979,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5482123411,
                "variance": 0.300536771
              },
              {
                "average": 1.142550303,
                "count": 34259979,
                "maximum": 16.99799919,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.599236668,
                "variance": 92.14534461
              },
              {
                "average": 0,
                "count": 34259979,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 32.89517425,
                "count": 34259979,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.07278284,
                "variance": 3978.175935
              },
              {
                "average": 216060773,
                "count": 34259979,
                "maximum": 216139836.3,
                "minimum": 216046948.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 32356.88309,
                "variance": 1046967883
              },
              {
                "average": 0,
                "count": 34259979,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34259979,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34259979,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34259979,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34259979,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              727711.2841,
              5361559.623,
              1004.490789,
              729268.7241,
              5363118.003,
              1350.170789
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    727711.2840885089,
                    5361559.623319893,
                    1004.4907894448671
                  ],
                  [
                    727711.2840885089,
                    5363118.003319894,
                    1004.4907894448671
                  ],
                  [
                    729268.7240885089,
                    5363118.003319894,
                    1350.170789444867
                  ],
                  [
                    729268.7240885089,
                    5361559.623319893,
                    1350.170789444867
                  ],
                  [
                    727711.2840885089,
                    5361559.623319893,
                    1004.4907894448671
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:37:16+00:00",
            "end_time": "2018-07-19T14:49:08+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1593808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0468605460149,
              48.40658757818789,
              706.8555534132937
            ],
            [
              -120.04604900148072,
              48.420587336077304,
              706.8555534132937
            ],
            [
              -120.02502988117286,
              48.42004535832659,
              1014.0355534132938
            ],
            [
              -120.02584717963919,
              48.40604586534966,
              1014.0355534132938
            ],
            [
              -120.0468605460149,
              48.40658757818789,
              706.8555534132937
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468605,
        48.40604587,
        706.8555534,
        -120.0250299,
        48.42058734,
        1014.035553
      ],
      "properties": {
        "datetime": "2018-07-19T23:16:30Z",
        "pc:count": 28801704,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719328.4045,
            "count": 28801704,
            "maximum": 720100.2525,
            "minimum": 718543.0125,
            "name": "X",
            "position": 0,
            "stddev": 427.8732105,
            "variance": 183075.4843
          },
          {
            "average": 5366494.364,
            "count": 28801704,
            "maximum": 5367264.398,
            "minimum": 5365706.198,
            "name": "Y",
            "position": 1,
            "stddev": 441.5539687,
            "variance": 194969.9073
          },
          {
            "average": 844.062403,
            "count": 28801704,
            "maximum": 1014.035553,
            "minimum": 706.8555534,
            "name": "Z",
            "position": 2,
            "stddev": 79.67797603,
            "variance": 6348.579865
          },
          {
            "average": 1126.628843,
            "count": 28801704,
            "maximum": 4095,
            "minimum": 77,
            "name": "Intensity",
            "position": 3,
            "stddev": 282.0849623,
            "variance": 79571.92593
          },
          {
            "average": 1.059611091,
            "count": 28801704,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2787981577,
            "variance": 0.07772841273
          },
          {
            "average": 1.119250792,
            "count": 28801704,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4124326733,
            "variance": 0.17010071
          },
          {
            "average": 0.4952656273,
            "count": 28801704,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999775939,
            "variance": 0.2499775944
          },
          {
            "average": 0.0002420690109,
            "count": 28801704,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01555668416,
            "variance": 0.0002420104219
          },
          {
            "average": 1.581479693,
            "count": 28801704,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5354173153,
            "variance": 0.2866717015
          },
          {
            "average": -2.404609674,
            "count": 28801704,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.329686957,
            "variance": 87.04305872
          },
          {
            "average": 0,
            "count": 28801704,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.66885633,
            "count": 28801704,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.986794881,
            "variance": 80.76248222
          },
          {
            "average": 216065337.6,
            "count": 28801704,
            "maximum": 216077390.4,
            "minimum": 216061378.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5049.921872,
            "variance": 25501710.91
          },
          {
            "average": 0,
            "count": 28801704,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28801704,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28801704,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28801704,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 28801704,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718543.0125,
          5365706.198,
          706.8555534,
          720100.2525,
          5367264.398,
          1014.035553
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718543.0124862281,
                5365706.19802351,
                706.8555534132937
              ],
              [
                718543.0124862281,
                5367264.398023509,
                706.8555534132937
              ],
              [
                720100.2524862281,
                5367264.398023509,
                1014.0355534132938
              ],
              [
                720100.2524862281,
                5365706.19802351,
                1014.0355534132938
              ],
              [
                718543.0124862281,
                5365706.19802351,
                706.8555534132937
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:16:30+00:00",
        "end_time": "2018-07-19T18:49:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1593808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1593808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1593808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1593808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468605,
            48.40604587,
            706.8555534,
            -120.0250299,
            48.42058734,
            1014.035553
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0468605460149,
                  48.40658757818789,
                  706.8555534132937
                ],
                [
                  -120.04604900148072,
                  48.420587336077304,
                  706.8555534132937
                ],
                [
                  -120.02502988117286,
                  48.42004535832659,
                  1014.0355534132938
                ],
                [
                  -120.02584717963919,
                  48.40604586534966,
                  1014.0355534132938
                ],
                [
                  -120.0468605460149,
                  48.40658757818789,
                  706.8555534132937
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1593808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1593808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:16:30Z",
            "pc:count": 28801704,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719328.4045,
                "count": 28801704,
                "maximum": 720100.2525,
                "minimum": 718543.0125,
                "name": "X",
                "position": 0,
                "stddev": 427.8732105,
                "variance": 183075.4843
              },
              {
                "average": 5366494.364,
                "count": 28801704,
                "maximum": 5367264.398,
                "minimum": 5365706.198,
                "name": "Y",
                "position": 1,
                "stddev": 441.5539687,
                "variance": 194969.9073
              },
              {
                "average": 844.062403,
                "count": 28801704,
                "maximum": 1014.035553,
                "minimum": 706.8555534,
                "name": "Z",
                "position": 2,
                "stddev": 79.67797603,
                "variance": 6348.579865
              },
              {
                "average": 1126.628843,
                "count": 28801704,
                "maximum": 4095,
                "minimum": 77,
                "name": "Intensity",
                "position": 3,
                "stddev": 282.0849623,
                "variance": 79571.92593
              },
              {
                "average": 1.059611091,
                "count": 28801704,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2787981577,
                "variance": 0.07772841273
              },
              {
                "average": 1.119250792,
                "count": 28801704,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4124326733,
                "variance": 0.17010071
              },
              {
                "average": 0.4952656273,
                "count": 28801704,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999775939,
                "variance": 0.2499775944
              },
              {
                "average": 0.0002420690109,
                "count": 28801704,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01555668416,
                "variance": 0.0002420104219
              },
              {
                "average": 1.581479693,
                "count": 28801704,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5354173153,
                "variance": 0.2866717015
              },
              {
                "average": -2.404609674,
                "count": 28801704,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.329686957,
                "variance": 87.04305872
              },
              {
                "average": 0,
                "count": 28801704,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.66885633,
                "count": 28801704,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.986794881,
                "variance": 80.76248222
              },
              {
                "average": 216065337.6,
                "count": 28801704,
                "maximum": 216077390.4,
                "minimum": 216061378.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5049.921872,
                "variance": 25501710.91
              },
              {
                "average": 0,
                "count": 28801704,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28801704,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28801704,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28801704,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 28801704,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718543.0125,
              5365706.198,
              706.8555534,
              720100.2525,
              5367264.398,
              1014.035553
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718543.0124862281,
                    5365706.19802351,
                    706.8555534132937
                  ],
                  [
                    718543.0124862281,
                    5367264.398023509,
                    706.8555534132937
                  ],
                  [
                    720100.2524862281,
                    5367264.398023509,
                    1014.0355534132938
                  ],
                  [
                    720100.2524862281,
                    5365706.19802351,
                    1014.0355534132938
                  ],
                  [
                    718543.0124862281,
                    5365706.19802351,
                    706.8555534132937
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:16:30+00:00",
            "end_time": "2018-07-19T18:49:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94560992288378,
              48.393091700200706,
              1173.0443171280058
            ],
            [
              -119.944770977305,
              48.407090190885256,
              1173.0443171280058
            ],
            [
              -119.92375722323918,
              48.40652977311148,
              1645.0443171280058
            ],
            [
              -119.92460191694516,
              48.39253155631219,
              1645.0443171280058
            ],
            [
              -119.94560992288378,
              48.393091700200706,
              1173.0443171280058
            ]
          ]
        ]
      },
      "bbox": [
        -119.9456099,
        48.39253156,
        1173.044317,
        -119.9237572,
        48.40709019,
        1645.044317
      ],
      "properties": {
        "datetime": "2018-07-19T16:20:51Z",
        "pc:count": 34949355,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 726887.9087,
            "count": 34949355,
            "maximum": 727652.3482,
            "minimum": 726094.9482,
            "name": "X",
            "position": 0,
            "stddev": 415.4372563,
            "variance": 172588.1139
          },
          {
            "average": 5365261.457,
            "count": 34949355,
            "maximum": 5366058.552,
            "minimum": 5364500.352,
            "name": "Y",
            "position": 1,
            "stddev": 437.258325,
            "variance": 191194.8428
          },
          {
            "average": 1422.117915,
            "count": 34949355,
            "maximum": 1645.044317,
            "minimum": 1173.044317,
            "name": "Z",
            "position": 2,
            "stddev": 99.27480183,
            "variance": 9855.486278
          },
          {
            "average": 904.6895867,
            "count": 34949355,
            "maximum": 4095,
            "minimum": 388,
            "name": "Intensity",
            "position": 3,
            "stddev": 372.9829462,
            "variance": 139116.2781
          },
          {
            "average": 1.400880073,
            "count": 34949355,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6780343701,
            "variance": 0.4597306071
          },
          {
            "average": 1.801558598,
            "count": 34949355,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.904112093,
            "variance": 0.8174186768
          },
          {
            "average": 0.4976488407,
            "count": 34949355,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999944792,
            "variance": 0.2499944792
          },
          {
            "average": 0.0002424651328,
            "count": 34949355,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0155694043,
            "variance": 0.0002424063504
          },
          {
            "average": 1.385992045,
            "count": 34949355,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5514423792,
            "variance": 0.3040886976
          },
          {
            "average": -1.117134939,
            "count": 34949355,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.436733835,
            "variance": 89.05194547
          },
          {
            "average": 0,
            "count": 34949355,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.5191656,
            "count": 34949355,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.004473987,
            "variance": 36.05370786
          },
          {
            "average": 216050232,
            "count": 34949355,
            "maximum": 216052451.5,
            "minimum": 216047280.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1712.325809,
            "variance": 2932059.677
          },
          {
            "average": 0,
            "count": 34949355,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34949355,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34949355,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34949355,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34949355,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726094.9482,
          5364500.352,
          1173.044317,
          727652.3482,
          5366058.552,
          1645.044317
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726094.9482045223,
                5364500.352050833,
                1173.0443171280058
              ],
              [
                726094.9482045223,
                5366058.552050833,
                1173.0443171280058
              ],
              [
                727652.3482045222,
                5366058.552050833,
                1645.0443171280058
              ],
              [
                727652.3482045222,
                5364500.352050833,
                1645.0443171280058
              ],
              [
                726094.9482045223,
                5364500.352050833,
                1173.0443171280058
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:20:51+00:00",
        "end_time": "2018-07-19T14:54:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9456099,
            48.39253156,
            1173.044317,
            -119.9237572,
            48.40709019,
            1645.044317
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94560992288378,
                  48.393091700200706,
                  1173.0443171280058
                ],
                [
                  -119.944770977305,
                  48.407090190885256,
                  1173.0443171280058
                ],
                [
                  -119.92375722323918,
                  48.40652977311148,
                  1645.0443171280058
                ],
                [
                  -119.92460191694516,
                  48.39253155631219,
                  1645.0443171280058
                ],
                [
                  -119.94560992288378,
                  48.393091700200706,
                  1173.0443171280058
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:20:51Z",
            "pc:count": 34949355,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 726887.9087,
                "count": 34949355,
                "maximum": 727652.3482,
                "minimum": 726094.9482,
                "name": "X",
                "position": 0,
                "stddev": 415.4372563,
                "variance": 172588.1139
              },
              {
                "average": 5365261.457,
                "count": 34949355,
                "maximum": 5366058.552,
                "minimum": 5364500.352,
                "name": "Y",
                "position": 1,
                "stddev": 437.258325,
                "variance": 191194.8428
              },
              {
                "average": 1422.117915,
                "count": 34949355,
                "maximum": 1645.044317,
                "minimum": 1173.044317,
                "name": "Z",
                "position": 2,
                "stddev": 99.27480183,
                "variance": 9855.486278
              },
              {
                "average": 904.6895867,
                "count": 34949355,
                "maximum": 4095,
                "minimum": 388,
                "name": "Intensity",
                "position": 3,
                "stddev": 372.9829462,
                "variance": 139116.2781
              },
              {
                "average": 1.400880073,
                "count": 34949355,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6780343701,
                "variance": 0.4597306071
              },
              {
                "average": 1.801558598,
                "count": 34949355,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.904112093,
                "variance": 0.8174186768
              },
              {
                "average": 0.4976488407,
                "count": 34949355,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999944792,
                "variance": 0.2499944792
              },
              {
                "average": 0.0002424651328,
                "count": 34949355,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0155694043,
                "variance": 0.0002424063504
              },
              {
                "average": 1.385992045,
                "count": 34949355,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5514423792,
                "variance": 0.3040886976
              },
              {
                "average": -1.117134939,
                "count": 34949355,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.436733835,
                "variance": 89.05194547
              },
              {
                "average": 0,
                "count": 34949355,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.5191656,
                "count": 34949355,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.004473987,
                "variance": 36.05370786
              },
              {
                "average": 216050232,
                "count": 34949355,
                "maximum": 216052451.5,
                "minimum": 216047280.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1712.325809,
                "variance": 2932059.677
              },
              {
                "average": 0,
                "count": 34949355,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34949355,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34949355,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34949355,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34949355,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726094.9482,
              5364500.352,
              1173.044317,
              727652.3482,
              5366058.552,
              1645.044317
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726094.9482045223,
                    5364500.352050833,
                    1173.0443171280058
                  ],
                  [
                    726094.9482045223,
                    5366058.552050833,
                    1173.0443171280058
                  ],
                  [
                    727652.3482045222,
                    5366058.552050833,
                    1645.0443171280058
                  ],
                  [
                    727652.3482045222,
                    5364500.352050833,
                    1645.0443171280058
                  ],
                  [
                    726094.9482045223,
                    5364500.352050833,
                    1173.0443171280058
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:20:51+00:00",
            "end_time": "2018-07-19T14:54:40+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0470173958172,
              48.58202386617486,
              1426.9644988541477
            ],
            [
              -120.04620065947586,
              48.596026970908135,
              1426.9644988541477
            ],
            [
              -120.02510967162497,
              48.595483582146066,
              2010.724498854148
            ],
            [
              -120.02593221880812,
              48.581480743280906,
              2010.724498854148
            ],
            [
              -120.0470173958172,
              48.58202386617486,
              1426.9644988541477
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470174,
        48.58148074,
        1426.964499,
        -120.0251097,
        48.59602697,
        2010.724499
      ],
      "properties": {
        "datetime": "2018-07-19T23:21:54Z",
        "pc:count": 50330809,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718605.0995,
            "count": 50330809,
            "maximum": 719335.3648,
            "minimum": 717778.1848,
            "name": "X",
            "position": 0,
            "stddev": 417.9409317,
            "variance": 174674.6224
          },
          {
            "average": 5385984.98,
            "count": 50330809,
            "maximum": 5386761.934,
            "minimum": 5385203.314,
            "name": "Y",
            "position": 1,
            "stddev": 418.5525578,
            "variance": 175186.2436
          },
          {
            "average": 1630.103932,
            "count": 50330809,
            "maximum": 2010.724499,
            "minimum": 1426.964499,
            "name": "Z",
            "position": 2,
            "stddev": 123.0378265,
            "variance": 15138.30675
          },
          {
            "average": 1015.874765,
            "count": 50330809,
            "maximum": 4095,
            "minimum": 27,
            "name": "Intensity",
            "position": 3,
            "stddev": 624.1273817,
            "variance": 389534.9886
          },
          {
            "average": 1.708939966,
            "count": 50330809,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8940413069,
            "variance": 0.7993098585
          },
          {
            "average": 2.417981718,
            "count": 50330809,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.089232713,
            "variance": 1.186427903
          },
          {
            "average": 0.4979622918,
            "count": 50330809,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999958527,
            "variance": 0.2499958527
          },
          {
            "average": 0.0002465686574,
            "count": 50330809,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01570056898,
            "variance": 0.0002465078662
          },
          {
            "average": 1.216051186,
            "count": 50330809,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4658369888,
            "variance": 0.2170041002
          },
          {
            "average": -3.899439523,
            "count": 50330809,
            "maximum": 22.00200081,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.31363965,
            "variance": 177.2530007
          },
          {
            "average": 0,
            "count": 50330809,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.02715178,
            "count": 50330809,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.452124753,
            "variance": 71.43841283
          },
          {
            "average": 216065042.8,
            "count": 50330809,
            "maximum": 216077714.1,
            "minimum": 216061070.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4855.595812,
            "variance": 23576810.69
          },
          {
            "average": 0,
            "count": 50330809,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50330809,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50330809,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50330809,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50330809,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717778.1848,
          5385203.314,
          1426.964499,
          719335.3648,
          5386761.934,
          2010.724499
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717778.184823308,
                5385203.313769082,
                1426.9644988541477
              ],
              [
                717778.184823308,
                5386761.933769081,
                1426.9644988541477
              ],
              [
                719335.364823308,
                5386761.933769081,
                2010.724498854148
              ],
              [
                719335.364823308,
                5385203.313769082,
                2010.724498854148
              ],
              [
                717778.184823308,
                5385203.313769082,
                1426.9644988541477
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:21:54+00:00",
        "end_time": "2018-07-19T18:44:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470174,
            48.58148074,
            1426.964499,
            -120.0251097,
            48.59602697,
            2010.724499
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0470173958172,
                  48.58202386617486,
                  1426.9644988541477
                ],
                [
                  -120.04620065947586,
                  48.596026970908135,
                  1426.9644988541477
                ],
                [
                  -120.02510967162497,
                  48.595483582146066,
                  2010.724498854148
                ],
                [
                  -120.02593221880812,
                  48.581480743280906,
                  2010.724498854148
                ],
                [
                  -120.0470173958172,
                  48.58202386617486,
                  1426.9644988541477
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:21:54Z",
            "pc:count": 50330809,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718605.0995,
                "count": 50330809,
                "maximum": 719335.3648,
                "minimum": 717778.1848,
                "name": "X",
                "position": 0,
                "stddev": 417.9409317,
                "variance": 174674.6224
              },
              {
                "average": 5385984.98,
                "count": 50330809,
                "maximum": 5386761.934,
                "minimum": 5385203.314,
                "name": "Y",
                "position": 1,
                "stddev": 418.5525578,
                "variance": 175186.2436
              },
              {
                "average": 1630.103932,
                "count": 50330809,
                "maximum": 2010.724499,
                "minimum": 1426.964499,
                "name": "Z",
                "position": 2,
                "stddev": 123.0378265,
                "variance": 15138.30675
              },
              {
                "average": 1015.874765,
                "count": 50330809,
                "maximum": 4095,
                "minimum": 27,
                "name": "Intensity",
                "position": 3,
                "stddev": 624.1273817,
                "variance": 389534.9886
              },
              {
                "average": 1.708939966,
                "count": 50330809,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8940413069,
                "variance": 0.7993098585
              },
              {
                "average": 2.417981718,
                "count": 50330809,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.089232713,
                "variance": 1.186427903
              },
              {
                "average": 0.4979622918,
                "count": 50330809,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999958527,
                "variance": 0.2499958527
              },
              {
                "average": 0.0002465686574,
                "count": 50330809,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01570056898,
                "variance": 0.0002465078662
              },
              {
                "average": 1.216051186,
                "count": 50330809,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4658369888,
                "variance": 0.2170041002
              },
              {
                "average": -3.899439523,
                "count": 50330809,
                "maximum": 22.00200081,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.31363965,
                "variance": 177.2530007
              },
              {
                "average": 0,
                "count": 50330809,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.02715178,
                "count": 50330809,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.452124753,
                "variance": 71.43841283
              },
              {
                "average": 216065042.8,
                "count": 50330809,
                "maximum": 216077714.1,
                "minimum": 216061070.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4855.595812,
                "variance": 23576810.69
              },
              {
                "average": 0,
                "count": 50330809,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50330809,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50330809,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50330809,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50330809,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717778.1848,
              5385203.314,
              1426.964499,
              719335.3648,
              5386761.934,
              2010.724499
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717778.184823308,
                    5385203.313769082,
                    1426.9644988541477
                  ],
                  [
                    717778.184823308,
                    5386761.933769081,
                    1426.9644988541477
                  ],
                  [
                    719335.364823308,
                    5386761.933769081,
                    2010.724498854148
                  ],
                  [
                    719335.364823308,
                    5385203.313769082,
                    2010.724498854148
                  ],
                  [
                    717778.184823308,
                    5385203.313769082,
                    1426.9644988541477
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:21:54+00:00",
            "end_time": "2018-07-19T18:44:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1595308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04687138547604,
              48.420081488386806,
              759.9462267652015
            ],
            [
              -120.04605937601296,
              48.434082650965955,
              759.9462267652015
            ],
            [
              -120.02503603990465,
              48.433540597572964,
              1047.1462267652014
            ],
            [
              -120.02585380777136,
              48.41953969998501,
              1047.1462267652014
            ],
            [
              -120.04687138547604,
              48.420081488386806,
              759.9462267652015
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468714,
        48.4195397,
        759.9462268,
        -120.025036,
        48.43408265,
        1047.146227
      ],
      "properties": {
        "datetime": "2018-07-19T23:16:53Z",
        "pc:count": 29553769,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719311.6461,
            "count": 29553769,
            "maximum": 720041.4856,
            "minimum": 718484.3456,
            "name": "X",
            "position": 0,
            "stddev": 436.0557757,
            "variance": 190144.6395
          },
          {
            "average": 5367977.294,
            "count": 29553769,
            "maximum": 5368764.192,
            "minimum": 5367205.832,
            "name": "Y",
            "position": 1,
            "stddev": 431.4442505,
            "variance": 186144.1413
          },
          {
            "average": 868.8705617,
            "count": 29553769,
            "maximum": 1047.146227,
            "minimum": 759.9462268,
            "name": "Z",
            "position": 2,
            "stddev": 55.81343442,
            "variance": 3115.139462
          },
          {
            "average": 1088.990354,
            "count": 29553769,
            "maximum": 4095,
            "minimum": 84,
            "name": "Intensity",
            "position": 3,
            "stddev": 286.144906,
            "variance": 81878.90723
          },
          {
            "average": 1.101713254,
            "count": 29553769,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3679529873,
            "variance": 0.1353894009
          },
          {
            "average": 1.203498241,
            "count": 29553769,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5424565394,
            "variance": 0.2942590972
          },
          {
            "average": 0.496439422,
            "count": 29553769,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873306,
            "variance": 0.2499873307
          },
          {
            "average": 0.0002535378821,
            "count": 29553769,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01592085454,
            "variance": 0.0002534736092
          },
          {
            "average": 1.540750589,
            "count": 29553769,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5389379956,
            "variance": 0.2904541631
          },
          {
            "average": -1.941494296,
            "count": 29553769,
            "maximum": 15,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.537482117,
            "variance": 90.96356514
          },
          {
            "average": 0,
            "count": 29553769,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.25695728,
            "count": 29553769,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.732647435,
            "variance": 76.25913122
          },
          {
            "average": 216065121.5,
            "count": 29553769,
            "maximum": 216077413.6,
            "minimum": 216061354.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4909.063097,
            "variance": 24098900.49
          },
          {
            "average": 0,
            "count": 29553769,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29553769,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29553769,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29553769,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 29553769,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718484.3456,
          5367205.832,
          759.9462268,
          720041.4856,
          5368764.192,
          1047.146227
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718484.3456276327,
                5367205.831905495,
                759.9462267652015
              ],
              [
                718484.3456276327,
                5368764.191905495,
                759.9462267652015
              ],
              [
                720041.4856276326,
                5368764.191905495,
                1047.1462267652014
              ],
              [
                720041.4856276326,
                5367205.831905495,
                1047.1462267652014
              ],
              [
                718484.3456276327,
                5367205.831905495,
                759.9462267652015
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:16:53+00:00",
        "end_time": "2018-07-19T18:49:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1595308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1595308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1595308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1595308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468714,
            48.4195397,
            759.9462268,
            -120.025036,
            48.43408265,
            1047.146227
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04687138547604,
                  48.420081488386806,
                  759.9462267652015
                ],
                [
                  -120.04605937601296,
                  48.434082650965955,
                  759.9462267652015
                ],
                [
                  -120.02503603990465,
                  48.433540597572964,
                  1047.1462267652014
                ],
                [
                  -120.02585380777136,
                  48.41953969998501,
                  1047.1462267652014
                ],
                [
                  -120.04687138547604,
                  48.420081488386806,
                  759.9462267652015
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1595308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1595308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:16:53Z",
            "pc:count": 29553769,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719311.6461,
                "count": 29553769,
                "maximum": 720041.4856,
                "minimum": 718484.3456,
                "name": "X",
                "position": 0,
                "stddev": 436.0557757,
                "variance": 190144.6395
              },
              {
                "average": 5367977.294,
                "count": 29553769,
                "maximum": 5368764.192,
                "minimum": 5367205.832,
                "name": "Y",
                "position": 1,
                "stddev": 431.4442505,
                "variance": 186144.1413
              },
              {
                "average": 868.8705617,
                "count": 29553769,
                "maximum": 1047.146227,
                "minimum": 759.9462268,
                "name": "Z",
                "position": 2,
                "stddev": 55.81343442,
                "variance": 3115.139462
              },
              {
                "average": 1088.990354,
                "count": 29553769,
                "maximum": 4095,
                "minimum": 84,
                "name": "Intensity",
                "position": 3,
                "stddev": 286.144906,
                "variance": 81878.90723
              },
              {
                "average": 1.101713254,
                "count": 29553769,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3679529873,
                "variance": 0.1353894009
              },
              {
                "average": 1.203498241,
                "count": 29553769,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5424565394,
                "variance": 0.2942590972
              },
              {
                "average": 0.496439422,
                "count": 29553769,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873306,
                "variance": 0.2499873307
              },
              {
                "average": 0.0002535378821,
                "count": 29553769,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01592085454,
                "variance": 0.0002534736092
              },
              {
                "average": 1.540750589,
                "count": 29553769,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5389379956,
                "variance": 0.2904541631
              },
              {
                "average": -1.941494296,
                "count": 29553769,
                "maximum": 15,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.537482117,
                "variance": 90.96356514
              },
              {
                "average": 0,
                "count": 29553769,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.25695728,
                "count": 29553769,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.732647435,
                "variance": 76.25913122
              },
              {
                "average": 216065121.5,
                "count": 29553769,
                "maximum": 216077413.6,
                "minimum": 216061354.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4909.063097,
                "variance": 24098900.49
              },
              {
                "average": 0,
                "count": 29553769,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29553769,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29553769,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29553769,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 29553769,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718484.3456,
              5367205.832,
              759.9462268,
              720041.4856,
              5368764.192,
              1047.146227
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718484.3456276327,
                    5367205.831905495,
                    759.9462267652015
                  ],
                  [
                    718484.3456276327,
                    5368764.191905495,
                    759.9462267652015
                  ],
                  [
                    720041.4856276326,
                    5368764.191905495,
                    1047.1462267652014
                  ],
                  [
                    720041.4856276326,
                    5367205.831905495,
                    1047.1462267652014
                  ],
                  [
                    718484.3456276327,
                    5367205.831905495,
                    759.9462267652015
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:16:53+00:00",
            "end_time": "2018-07-19T18:49:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_605588_1592308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.92536336718159,
              48.393079628058985,
              1233.0872740697155
            ],
            [
              -119.92451875773463,
              48.407079650243375,
              1233.0872740697155
            ],
            [
              -119.90350513857075,
              48.40651552678544,
              1606.2072740697154
            ],
            [
              -119.90435549651447,
              48.392515780327436,
              1606.2072740697154
            ],
            [
              -119.92536336718159,
              48.393079628058985,
              1233.0872740697155
            ]
          ]
        ]
      },
      "bbox": [
        -119.9253634,
        48.39251578,
        1233.087274,
        -119.9035051,
        48.40707965,
        1606.207274
      ],
      "properties": {
        "datetime": "2018-07-20T16:38:00Z",
        "pc:count": 40408859,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 728349.5627,
            "count": 40408859,
            "maximum": 729150.9629,
            "minimum": 727593.5429,
            "name": "X",
            "position": 0,
            "stddev": 448.4190849,
            "variance": 201079.6757
          },
          {
            "average": 5365347.194,
            "count": 40408859,
            "maximum": 5366117.398,
            "minimum": 5364558.998,
            "name": "Y",
            "position": 1,
            "stddev": 431.8465304,
            "variance": 186491.4258
          },
          {
            "average": 1356.985607,
            "count": 40408859,
            "maximum": 1606.207274,
            "minimum": 1233.087274,
            "name": "Z",
            "position": 2,
            "stddev": 82.78963902,
            "variance": 6854.12433
          },
          {
            "average": 885.0300064,
            "count": 40408859,
            "maximum": 4095,
            "minimum": 57,
            "name": "Intensity",
            "position": 3,
            "stddev": 439.468334,
            "variance": 193132.4166
          },
          {
            "average": 1.466585681,
            "count": 40408859,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7188469572,
            "variance": 0.5167409478
          },
          {
            "average": 1.933352263,
            "count": 40408859,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9305887238,
            "variance": 0.8659953728
          },
          {
            "average": 0.4957358732,
            "count": 40408859,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999818231,
            "variance": 0.2499818234
          },
          {
            "average": 0.0002991423242,
            "count": 40408859,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01729314446,
            "variance": 0.0002990528455
          },
          {
            "average": 1.33053153,
            "count": 40408859,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5137738894,
            "variance": 0.2639636094
          },
          {
            "average": 1.09976296,
            "count": 40408859,
            "maximum": 18,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.31592913,
            "variance": 106.4183938
          },
          {
            "average": 0,
            "count": 40408859,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29.36038345,
            "count": 40408859,
            "maximum": 187,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 59.2265274,
            "variance": 3507.781548
          },
          {
            "average": 216058966.1,
            "count": 40408859,
            "maximum": 216139880.4,
            "minimum": 216046904.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 30398.65402,
            "variance": 924078166.1
          },
          {
            "average": 0,
            "count": 40408859,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40408859,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40408859,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40408859,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40408859,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          727593.5429,
          5364558.998,
          1233.087274,
          729150.9629,
          5366117.398,
          1606.207274
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                727593.5428945499,
                5364558.998000036,
                1233.0872740697155
              ],
              [
                727593.5428945499,
                5366117.398000036,
                1233.0872740697155
              ],
              [
                729150.9628945498,
                5366117.398000036,
                1606.2072740697154
              ],
              [
                729150.9628945498,
                5364558.998000036,
                1606.2072740697154
              ],
              [
                727593.5428945499,
                5364558.998000036,
                1233.0872740697155
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T16:38:00+00:00",
        "end_time": "2018-07-19T14:48:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_605588_1592308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_605588_1592308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_605588_1592308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1592308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9253634,
            48.39251578,
            1233.087274,
            -119.9035051,
            48.40707965,
            1606.207274
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.92536336718159,
                  48.393079628058985,
                  1233.0872740697155
                ],
                [
                  -119.92451875773463,
                  48.407079650243375,
                  1233.0872740697155
                ],
                [
                  -119.90350513857075,
                  48.40651552678544,
                  1606.2072740697154
                ],
                [
                  -119.90435549651447,
                  48.392515780327436,
                  1606.2072740697154
                ],
                [
                  -119.92536336718159,
                  48.393079628058985,
                  1233.0872740697155
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_605588_1592308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_605588_1592308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T16:38:00Z",
            "pc:count": 40408859,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 728349.5627,
                "count": 40408859,
                "maximum": 729150.9629,
                "minimum": 727593.5429,
                "name": "X",
                "position": 0,
                "stddev": 448.4190849,
                "variance": 201079.6757
              },
              {
                "average": 5365347.194,
                "count": 40408859,
                "maximum": 5366117.398,
                "minimum": 5364558.998,
                "name": "Y",
                "position": 1,
                "stddev": 431.8465304,
                "variance": 186491.4258
              },
              {
                "average": 1356.985607,
                "count": 40408859,
                "maximum": 1606.207274,
                "minimum": 1233.087274,
                "name": "Z",
                "position": 2,
                "stddev": 82.78963902,
                "variance": 6854.12433
              },
              {
                "average": 885.0300064,
                "count": 40408859,
                "maximum": 4095,
                "minimum": 57,
                "name": "Intensity",
                "position": 3,
                "stddev": 439.468334,
                "variance": 193132.4166
              },
              {
                "average": 1.466585681,
                "count": 40408859,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7188469572,
                "variance": 0.5167409478
              },
              {
                "average": 1.933352263,
                "count": 40408859,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9305887238,
                "variance": 0.8659953728
              },
              {
                "average": 0.4957358732,
                "count": 40408859,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999818231,
                "variance": 0.2499818234
              },
              {
                "average": 0.0002991423242,
                "count": 40408859,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01729314446,
                "variance": 0.0002990528455
              },
              {
                "average": 1.33053153,
                "count": 40408859,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5137738894,
                "variance": 0.2639636094
              },
              {
                "average": 1.09976296,
                "count": 40408859,
                "maximum": 18,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.31592913,
                "variance": 106.4183938
              },
              {
                "average": 0,
                "count": 40408859,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29.36038345,
                "count": 40408859,
                "maximum": 187,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 59.2265274,
                "variance": 3507.781548
              },
              {
                "average": 216058966.1,
                "count": 40408859,
                "maximum": 216139880.4,
                "minimum": 216046904.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 30398.65402,
                "variance": 924078166.1
              },
              {
                "average": 0,
                "count": 40408859,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40408859,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40408859,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40408859,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40408859,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              727593.5429,
              5364558.998,
              1233.087274,
              729150.9629,
              5366117.398,
              1606.207274
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    727593.5428945499,
                    5364558.998000036,
                    1233.0872740697155
                  ],
                  [
                    727593.5428945499,
                    5366117.398000036,
                    1233.0872740697155
                  ],
                  [
                    729150.9628945498,
                    5366117.398000036,
                    1606.2072740697154
                  ],
                  [
                    729150.9628945498,
                    5364558.998000036,
                    1606.2072740697154
                  ],
                  [
                    727593.5428945499,
                    5364558.998000036,
                    1233.0872740697155
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T16:38:00+00:00",
            "end_time": "2018-07-19T14:48:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94538014722326,
              48.62250965174023,
              1822.4639781201745
            ],
            [
              -119.94453399335565,
              48.63651350817434,
              1822.4639781201745
            ],
            [
              -119.92342648716676,
              48.63595110968678,
              2310.3839781201746
            ],
            [
              -119.92427846395928,
              48.62194752848639,
              2310.3839781201746
            ],
            [
              -119.94538014722326,
              48.62250965174023,
              1822.4639781201745
            ]
          ]
        ]
      },
      "bbox": [
        -119.9453801,
        48.62194753,
        1822.463978,
        -119.9234265,
        48.63651351,
        2310.383978
      ],
      "properties": {
        "datetime": "2018-07-19T16:27:09Z",
        "pc:count": 32693482,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 725899.1105,
            "count": 32693482,
            "maximum": 726650.1001,
            "minimum": 725092.8001,
            "name": "X",
            "position": 0,
            "stddev": 433.0097335,
            "variance": 187497.4293
          },
          {
            "average": 5390763.935,
            "count": 32693482,
            "maximum": 5391556.599,
            "minimum": 5389997.739,
            "name": "Y",
            "position": 1,
            "stddev": 434.4961652,
            "variance": 188786.9175
          },
          {
            "average": 2032.930413,
            "count": 32693482,
            "maximum": 2310.383978,
            "minimum": 1822.463978,
            "name": "Z",
            "position": 2,
            "stddev": 100.1597441,
            "variance": 10031.97435
          },
          {
            "average": 1610.11945,
            "count": 32693482,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 764.4689025,
            "variance": 584412.7029
          },
          {
            "average": 1.282513805,
            "count": 32693482,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6150680076,
            "variance": 0.378308654
          },
          {
            "average": 1.565053242,
            "count": 32693482,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8789612747,
            "variance": 0.7725729224
          },
          {
            "average": 0.4980549028,
            "count": 32693482,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999962242,
            "variance": 0.2499962242
          },
          {
            "average": 0.0002754677523,
            "count": 32693482,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01659493532,
            "variance": 0.0002753918782
          },
          {
            "average": 1.448270576,
            "count": 32693482,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5468046202,
            "variance": 0.2989952927
          },
          {
            "average": -1.287890648,
            "count": 32693482,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.79086514,
            "variance": 190.1879614
          },
          {
            "average": 0,
            "count": 32693482,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 13.90850507,
            "count": 32693482,
            "maximum": 22,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.04539204,
            "variance": 36.54676491
          },
          {
            "average": 216050028.6,
            "count": 32693482,
            "maximum": 216052829.9,
            "minimum": 216047667.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1706.525833,
            "variance": 2912230.417
          },
          {
            "average": 0,
            "count": 32693482,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32693482,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32693482,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32693482,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32693482,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          725092.8001,
          5389997.739,
          1822.463978,
          726650.1001,
          5391556.599,
          2310.383978
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                725092.8001498928,
                5389997.739414364,
                1822.4639781201745
              ],
              [
                725092.8001498928,
                5391556.5994143635,
                1822.4639781201745
              ],
              [
                726650.1001498929,
                5391556.5994143635,
                2310.3839781201746
              ],
              [
                726650.1001498929,
                5389997.739414364,
                2310.3839781201746
              ],
              [
                725092.8001498928,
                5389997.739414364,
                1822.4639781201745
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:27:09+00:00",
        "end_time": "2018-07-19T15:01:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.9453801,
            48.62194753,
            1822.463978,
            -119.9234265,
            48.63651351,
            2310.383978
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94538014722326,
                  48.62250965174023,
                  1822.4639781201745
                ],
                [
                  -119.94453399335565,
                  48.63651350817434,
                  1822.4639781201745
                ],
                [
                  -119.92342648716676,
                  48.63595110968678,
                  2310.3839781201746
                ],
                [
                  -119.92427846395928,
                  48.62194752848639,
                  2310.3839781201746
                ],
                [
                  -119.94538014722326,
                  48.62250965174023,
                  1822.4639781201745
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:27:09Z",
            "pc:count": 32693482,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 725899.1105,
                "count": 32693482,
                "maximum": 726650.1001,
                "minimum": 725092.8001,
                "name": "X",
                "position": 0,
                "stddev": 433.0097335,
                "variance": 187497.4293
              },
              {
                "average": 5390763.935,
                "count": 32693482,
                "maximum": 5391556.599,
                "minimum": 5389997.739,
                "name": "Y",
                "position": 1,
                "stddev": 434.4961652,
                "variance": 188786.9175
              },
              {
                "average": 2032.930413,
                "count": 32693482,
                "maximum": 2310.383978,
                "minimum": 1822.463978,
                "name": "Z",
                "position": 2,
                "stddev": 100.1597441,
                "variance": 10031.97435
              },
              {
                "average": 1610.11945,
                "count": 32693482,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 764.4689025,
                "variance": 584412.7029
              },
              {
                "average": 1.282513805,
                "count": 32693482,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6150680076,
                "variance": 0.378308654
              },
              {
                "average": 1.565053242,
                "count": 32693482,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8789612747,
                "variance": 0.7725729224
              },
              {
                "average": 0.4980549028,
                "count": 32693482,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999962242,
                "variance": 0.2499962242
              },
              {
                "average": 0.0002754677523,
                "count": 32693482,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01659493532,
                "variance": 0.0002753918782
              },
              {
                "average": 1.448270576,
                "count": 32693482,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5468046202,
                "variance": 0.2989952927
              },
              {
                "average": -1.287890648,
                "count": 32693482,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.79086514,
                "variance": 190.1879614
              },
              {
                "average": 0,
                "count": 32693482,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 13.90850507,
                "count": 32693482,
                "maximum": 22,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.04539204,
                "variance": 36.54676491
              },
              {
                "average": 216050028.6,
                "count": 32693482,
                "maximum": 216052829.9,
                "minimum": 216047667.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1706.525833,
                "variance": 2912230.417
              },
              {
                "average": 0,
                "count": 32693482,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32693482,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32693482,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32693482,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32693482,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              725092.8001,
              5389997.739,
              1822.463978,
              726650.1001,
              5391556.599,
              2310.383978
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    725092.8001498928,
                    5389997.739414364,
                    1822.4639781201745
                  ],
                  [
                    725092.8001498928,
                    5391556.5994143635,
                    1822.4639781201745
                  ],
                  [
                    726650.1001498929,
                    5391556.5994143635,
                    2310.3839781201746
                  ],
                  [
                    726650.1001498929,
                    5389997.739414364,
                    2310.3839781201746
                  ],
                  [
                    725092.8001498928,
                    5389997.739414364,
                    1822.4639781201745
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:27:09+00:00",
            "end_time": "2018-07-19T15:01:07+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1622308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06743900904043,
              48.66299419837012,
              1604.4809527742239
            ],
            [
              -120.06662553211693,
              48.67699862015096,
              1604.4809527742239
            ],
            [
              -120.04550254578554,
              48.67645836043213,
              2099.800952774224
            ],
            [
              -120.04632185978957,
              48.66245420310974,
              2099.800952774224
            ],
            [
              -120.06743900904043,
              48.66299419837012,
              1604.4809527742239
            ]
          ]
        ]
      },
      "bbox": [
        -120.067439,
        48.6624542,
        1604.480953,
        -120.0455025,
        48.67699862,
        2099.800953
      ],
      "properties": {
        "datetime": "2018-07-20T00:10:09Z",
        "pc:count": 38988001,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716683.4851,
            "count": 38988001,
            "maximum": 717483.384,
            "minimum": 715926.364,
            "name": "X",
            "position": 0,
            "stddev": 463.1911942,
            "variance": 214546.0823
          },
          {
            "average": 5394839.245,
            "count": 38988001,
            "maximum": 5395703.037,
            "minimum": 5394144.277,
            "name": "Y",
            "position": 1,
            "stddev": 414.374566,
            "variance": 171706.281
          },
          {
            "average": 1889.923913,
            "count": 38988001,
            "maximum": 2099.800953,
            "minimum": 1604.480953,
            "name": "Z",
            "position": 2,
            "stddev": 88.1040284,
            "variance": 7762.31982
          },
          {
            "average": 909.2579179,
            "count": 38988001,
            "maximum": 4095,
            "minimum": 8,
            "name": "Intensity",
            "position": 3,
            "stddev": 642.1611239,
            "variance": 412370.909
          },
          {
            "average": 1.371956131,
            "count": 38988001,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7239943853,
            "variance": 0.5241678699
          },
          {
            "average": 1.743885664,
            "count": 38988001,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.030575275,
            "variance": 1.062085398
          },
          {
            "average": 0.4965703422,
            "count": 38988001,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999882437,
            "variance": 0.2499882439
          },
          {
            "average": 0.0002975530856,
            "count": 38988001,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01724716079,
            "variance": 0.0002974645554
          },
          {
            "average": 1.346334838,
            "count": 38988001,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5232453145,
            "variance": 0.2737856592
          },
          {
            "average": 3.61792892,
            "count": 38988001,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.00879014,
            "variance": 225.2637814
          },
          {
            "average": 0,
            "count": 38988001,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.98798707,
            "count": 38988001,
            "maximum": 72,
            "minimum": 44,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.087485263,
            "variance": 50.23244736
          },
          {
            "average": 216077756.1,
            "count": 38988001,
            "maximum": 216080609.3,
            "minimum": 216064579,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4057.807427,
            "variance": 16465801.11
          },
          {
            "average": 0,
            "count": 38988001,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38988001,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38988001,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38988001,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38988001,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715926.364,
          5394144.277,
          1604.480953,
          717483.384,
          5395703.037,
          2099.800953
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715926.364006421,
                5394144.276773146,
                1604.4809527742239
              ],
              [
                715926.364006421,
                5395703.036773146,
                1604.4809527742239
              ],
              [
                717483.384006421,
                5395703.036773146,
                2099.800952774224
              ],
              [
                717483.384006421,
                5394144.276773146,
                2099.800952774224
              ],
              [
                715926.364006421,
                5394144.276773146,
                1604.4809527742239
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:10:09+00:00",
        "end_time": "2018-07-19T19:42:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1622308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1622308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1622308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1622308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.067439,
            48.6624542,
            1604.480953,
            -120.0455025,
            48.67699862,
            2099.800953
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06743900904043,
                  48.66299419837012,
                  1604.4809527742239
                ],
                [
                  -120.06662553211693,
                  48.67699862015096,
                  1604.4809527742239
                ],
                [
                  -120.04550254578554,
                  48.67645836043213,
                  2099.800952774224
                ],
                [
                  -120.04632185978957,
                  48.66245420310974,
                  2099.800952774224
                ],
                [
                  -120.06743900904043,
                  48.66299419837012,
                  1604.4809527742239
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1622308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1622308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:10:09Z",
            "pc:count": 38988001,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716683.4851,
                "count": 38988001,
                "maximum": 717483.384,
                "minimum": 715926.364,
                "name": "X",
                "position": 0,
                "stddev": 463.1911942,
                "variance": 214546.0823
              },
              {
                "average": 5394839.245,
                "count": 38988001,
                "maximum": 5395703.037,
                "minimum": 5394144.277,
                "name": "Y",
                "position": 1,
                "stddev": 414.374566,
                "variance": 171706.281
              },
              {
                "average": 1889.923913,
                "count": 38988001,
                "maximum": 2099.800953,
                "minimum": 1604.480953,
                "name": "Z",
                "position": 2,
                "stddev": 88.1040284,
                "variance": 7762.31982
              },
              {
                "average": 909.2579179,
                "count": 38988001,
                "maximum": 4095,
                "minimum": 8,
                "name": "Intensity",
                "position": 3,
                "stddev": 642.1611239,
                "variance": 412370.909
              },
              {
                "average": 1.371956131,
                "count": 38988001,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7239943853,
                "variance": 0.5241678699
              },
              {
                "average": 1.743885664,
                "count": 38988001,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.030575275,
                "variance": 1.062085398
              },
              {
                "average": 0.4965703422,
                "count": 38988001,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999882437,
                "variance": 0.2499882439
              },
              {
                "average": 0.0002975530856,
                "count": 38988001,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01724716079,
                "variance": 0.0002974645554
              },
              {
                "average": 1.346334838,
                "count": 38988001,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5232453145,
                "variance": 0.2737856592
              },
              {
                "average": 3.61792892,
                "count": 38988001,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.00879014,
                "variance": 225.2637814
              },
              {
                "average": 0,
                "count": 38988001,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.98798707,
                "count": 38988001,
                "maximum": 72,
                "minimum": 44,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.087485263,
                "variance": 50.23244736
              },
              {
                "average": 216077756.1,
                "count": 38988001,
                "maximum": 216080609.3,
                "minimum": 216064579,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4057.807427,
                "variance": 16465801.11
              },
              {
                "average": 0,
                "count": 38988001,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38988001,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38988001,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38988001,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38988001,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715926.364,
              5394144.277,
              1604.480953,
              717483.384,
              5395703.037,
              2099.800953
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715926.364006421,
                    5394144.276773146,
                    1604.4809527742239
                  ],
                  [
                    715926.364006421,
                    5395703.036773146,
                    1604.4809527742239
                  ],
                  [
                    717483.384006421,
                    5395703.036773146,
                    2099.800952774224
                  ],
                  [
                    717483.384006421,
                    5394144.276773146,
                    2099.800952774224
                  ],
                  [
                    715926.364006421,
                    5394144.276773146,
                    1604.4809527742239
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:10:09+00:00",
            "end_time": "2018-07-19T19:42:59+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0470413666612,
              48.60901806442527,
              1164.466338660296
            ],
            [
              -120.04622389352895,
              48.6230205644799,
              1164.466338660296
            ],
            [
              -120.02512166097658,
              48.62247695583629,
              1761.2263386602963
            ],
            [
              -120.02594495333955,
              48.608474721777974,
              1761.2263386602963
            ],
            [
              -120.0470413666612,
              48.60901806442527,
              1164.466338660296
            ]
          ]
        ]
      },
      "bbox": [
        -120.0470414,
        48.60847472,
        1164.466339,
        -120.0251217,
        48.62302056,
        1761.226339
      ],
      "properties": {
        "datetime": "2018-07-19T23:22:41Z",
        "pc:count": 41123996,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 718443.3053,
            "count": 41123996,
            "maximum": 719217.5182,
            "minimum": 717660.3382,
            "name": "X",
            "position": 0,
            "stddev": 426.0008922,
            "variance": 181476.7601
          },
          {
            "average": 5389011.815,
            "count": 41123996,
            "maximum": 5389761.914,
            "minimum": 5388203.354,
            "name": "Y",
            "position": 1,
            "stddev": 445.4091407,
            "variance": 198389.3026
          },
          {
            "average": 1435.689071,
            "count": 41123996,
            "maximum": 1761.226339,
            "minimum": 1164.466339,
            "name": "Z",
            "position": 2,
            "stddev": 147.5958956,
            "variance": 21784.54839
          },
          {
            "average": 1106.83756,
            "count": 41123996,
            "maximum": 4095,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 593.2707118,
            "variance": 351970.1374
          },
          {
            "average": 1.510879171,
            "count": 41123996,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8184478589,
            "variance": 0.6698568977
          },
          {
            "average": 2.021873969,
            "count": 41123996,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.112590235,
            "variance": 1.237857032
          },
          {
            "average": 0.4981062395,
            "count": 41123996,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999964197,
            "variance": 0.2499964198
          },
          {
            "average": 0.0002568816513,
            "count": 41123996,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0160254694,
            "variance": 0.0002568156693
          },
          {
            "average": 1.337167575,
            "count": 41123996,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5304366211,
            "variance": 0.281363009
          },
          {
            "average": -3.741901753,
            "count": 41123996,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.0558844,
            "variance": 145.3443487
          },
          {
            "average": 0,
            "count": 41123996,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.63438001,
            "count": 41123996,
            "maximum": 67,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.226015425,
            "variance": 85.11936062
          },
          {
            "average": 216065339.9,
            "count": 41123996,
            "maximum": 216077761.2,
            "minimum": 216061023.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5171.108824,
            "variance": 26740366.47
          },
          {
            "average": 0,
            "count": 41123996,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41123996,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41123996,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41123996,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41123996,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          717660.3382,
          5388203.354,
          1164.466339,
          719217.5182,
          5389761.914,
          1761.226339
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                717660.3382123118,
                5388203.354113955,
                1164.466338660296
              ],
              [
                717660.3382123118,
                5389761.914113956,
                1164.466338660296
              ],
              [
                719217.5182123118,
                5389761.914113956,
                1761.2263386602963
              ],
              [
                719217.5182123118,
                5388203.354113955,
                1761.2263386602963
              ],
              [
                717660.3382123118,
                5388203.354113955,
                1164.466338660296
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:22:41+00:00",
        "end_time": "2018-07-19T18:43:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0470414,
            48.60847472,
            1164.466339,
            -120.0251217,
            48.62302056,
            1761.226339
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0470413666612,
                  48.60901806442527,
                  1164.466338660296
                ],
                [
                  -120.04622389352895,
                  48.6230205644799,
                  1164.466338660296
                ],
                [
                  -120.02512166097658,
                  48.62247695583629,
                  1761.2263386602963
                ],
                [
                  -120.02594495333955,
                  48.608474721777974,
                  1761.2263386602963
                ],
                [
                  -120.0470413666612,
                  48.60901806442527,
                  1164.466338660296
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:22:41Z",
            "pc:count": 41123996,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 718443.3053,
                "count": 41123996,
                "maximum": 719217.5182,
                "minimum": 717660.3382,
                "name": "X",
                "position": 0,
                "stddev": 426.0008922,
                "variance": 181476.7601
              },
              {
                "average": 5389011.815,
                "count": 41123996,
                "maximum": 5389761.914,
                "minimum": 5388203.354,
                "name": "Y",
                "position": 1,
                "stddev": 445.4091407,
                "variance": 198389.3026
              },
              {
                "average": 1435.689071,
                "count": 41123996,
                "maximum": 1761.226339,
                "minimum": 1164.466339,
                "name": "Z",
                "position": 2,
                "stddev": 147.5958956,
                "variance": 21784.54839
              },
              {
                "average": 1106.83756,
                "count": 41123996,
                "maximum": 4095,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 593.2707118,
                "variance": 351970.1374
              },
              {
                "average": 1.510879171,
                "count": 41123996,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8184478589,
                "variance": 0.6698568977
              },
              {
                "average": 2.021873969,
                "count": 41123996,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.112590235,
                "variance": 1.237857032
              },
              {
                "average": 0.4981062395,
                "count": 41123996,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999964197,
                "variance": 0.2499964198
              },
              {
                "average": 0.0002568816513,
                "count": 41123996,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0160254694,
                "variance": 0.0002568156693
              },
              {
                "average": 1.337167575,
                "count": 41123996,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5304366211,
                "variance": 0.281363009
              },
              {
                "average": -3.741901753,
                "count": 41123996,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.0558844,
                "variance": 145.3443487
              },
              {
                "average": 0,
                "count": 41123996,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.63438001,
                "count": 41123996,
                "maximum": 67,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.226015425,
                "variance": 85.11936062
              },
              {
                "average": 216065339.9,
                "count": 41123996,
                "maximum": 216077761.2,
                "minimum": 216061023.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5171.108824,
                "variance": 26740366.47
              },
              {
                "average": 0,
                "count": 41123996,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41123996,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41123996,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41123996,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41123996,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              717660.3382,
              5388203.354,
              1164.466339,
              719217.5182,
              5389761.914,
              1761.226339
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    717660.3382123118,
                    5388203.354113955,
                    1164.466338660296
                  ],
                  [
                    717660.3382123118,
                    5389761.914113956,
                    1164.466338660296
                  ],
                  [
                    719217.5182123118,
                    5389761.914113956,
                    1761.2263386602963
                  ],
                  [
                    719217.5182123118,
                    5388203.354113955,
                    1761.2263386602963
                  ],
                  [
                    717660.3382123118,
                    5388203.354113955,
                    1164.466338660296
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:22:41+00:00",
            "end_time": "2018-07-19T18:43:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1598308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22930802666947,
              48.446863890289684,
              584.8224719195875
            ],
            [
              -120.22854564927202,
              48.4608630862675,
              584.8224719195875
            ],
            [
              -120.20751058509583,
              48.46035422945792,
              1074.4024719195875
            ],
            [
              -120.20827873060101,
              48.44635528223629,
              1074.4024719195875
            ],
            [
              -120.22930802666947,
              48.446863890289684,
              584.8224719195875
            ]
          ]
        ]
      },
      "bbox": [
        -120.229308,
        48.44635528,
        584.8224719,
        -120.2075106,
        48.46086309,
        1074.402472
      ],
      "properties": {
        "datetime": "2018-07-21T18:49:42Z",
        "pc:count": 37799023,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705668.3203,
            "count": 37799023,
            "maximum": 706437.3991,
            "minimum": 704880.4591,
            "name": "X",
            "position": 0,
            "stddev": 422.6170676,
            "variance": 178605.1858
          },
          {
            "average": 5370475.403,
            "count": 37799023,
            "maximum": 5371235.607,
            "minimum": 5369677.707,
            "name": "Y",
            "position": 1,
            "stddev": 423.6273993,
            "variance": 179460.1734
          },
          {
            "average": 836.0706099,
            "count": 37799023,
            "maximum": 1074.402472,
            "minimum": 584.8224719,
            "name": "Z",
            "position": 2,
            "stddev": 140.4015783,
            "variance": 19712.6032
          },
          {
            "average": 1207.52818,
            "count": 37799023,
            "maximum": 4095,
            "minimum": 12,
            "name": "Intensity",
            "position": 3,
            "stddev": 427.7384681,
            "variance": 182960.1971
          },
          {
            "average": 1.089148918,
            "count": 37799023,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3503983079,
            "variance": 0.1227789742
          },
          {
            "average": 1.178305349,
            "count": 37799023,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5208181038,
            "variance": 0.2712514973
          },
          {
            "average": 0.4967385004,
            "count": 37799023,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999893691,
            "variance": 0.2499893692
          },
          {
            "average": 0.0002351648084,
            "count": 37799023,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01533328119,
            "variance": 0.0002351095121
          },
          {
            "average": 1.503731115,
            "count": 37799023,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.525711406,
            "variance": 0.2763724824
          },
          {
            "average": -0.3135681904,
            "count": 37799023,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.924981007,
            "variance": 98.50524799
          },
          {
            "average": 0,
            "count": 37799023,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 166.1911001,
            "count": 37799023,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 29.47364356,
            "variance": 868.6956646
          },
          {
            "average": 216176911.3,
            "count": 37799023,
            "maximum": 216234182.7,
            "minimum": 216172614.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 10934.3176,
            "variance": 119559301.4
          },
          {
            "average": 0,
            "count": 37799023,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37799023,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37799023,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37799023,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37799023,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704880.4591,
          5369677.707,
          584.8224719,
          706437.3991,
          5371235.607,
          1074.402472
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704880.4590862062,
                5369677.706601118,
                584.8224719195875
              ],
              [
                704880.4590862062,
                5371235.606601118,
                584.8224719195875
              ],
              [
                706437.3990862061,
                5371235.606601118,
                1074.4024719195875
              ],
              [
                706437.3990862061,
                5369677.706601118,
                1074.4024719195875
              ],
              [
                704880.4590862062,
                5369677.706601118,
                584.8224719195875
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:49:42+00:00",
        "end_time": "2018-07-21T01:43:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1598308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1598308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1598308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1598308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.229308,
            48.44635528,
            584.8224719,
            -120.2075106,
            48.46086309,
            1074.402472
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22930802666947,
                  48.446863890289684,
                  584.8224719195875
                ],
                [
                  -120.22854564927202,
                  48.4608630862675,
                  584.8224719195875
                ],
                [
                  -120.20751058509583,
                  48.46035422945792,
                  1074.4024719195875
                ],
                [
                  -120.20827873060101,
                  48.44635528223629,
                  1074.4024719195875
                ],
                [
                  -120.22930802666947,
                  48.446863890289684,
                  584.8224719195875
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1598308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1598308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:49:42Z",
            "pc:count": 37799023,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705668.3203,
                "count": 37799023,
                "maximum": 706437.3991,
                "minimum": 704880.4591,
                "name": "X",
                "position": 0,
                "stddev": 422.6170676,
                "variance": 178605.1858
              },
              {
                "average": 5370475.403,
                "count": 37799023,
                "maximum": 5371235.607,
                "minimum": 5369677.707,
                "name": "Y",
                "position": 1,
                "stddev": 423.6273993,
                "variance": 179460.1734
              },
              {
                "average": 836.0706099,
                "count": 37799023,
                "maximum": 1074.402472,
                "minimum": 584.8224719,
                "name": "Z",
                "position": 2,
                "stddev": 140.4015783,
                "variance": 19712.6032
              },
              {
                "average": 1207.52818,
                "count": 37799023,
                "maximum": 4095,
                "minimum": 12,
                "name": "Intensity",
                "position": 3,
                "stddev": 427.7384681,
                "variance": 182960.1971
              },
              {
                "average": 1.089148918,
                "count": 37799023,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3503983079,
                "variance": 0.1227789742
              },
              {
                "average": 1.178305349,
                "count": 37799023,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5208181038,
                "variance": 0.2712514973
              },
              {
                "average": 0.4967385004,
                "count": 37799023,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999893691,
                "variance": 0.2499893692
              },
              {
                "average": 0.0002351648084,
                "count": 37799023,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01533328119,
                "variance": 0.0002351095121
              },
              {
                "average": 1.503731115,
                "count": 37799023,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.525711406,
                "variance": 0.2763724824
              },
              {
                "average": -0.3135681904,
                "count": 37799023,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.924981007,
                "variance": 98.50524799
              },
              {
                "average": 0,
                "count": 37799023,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 166.1911001,
                "count": 37799023,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 29.47364356,
                "variance": 868.6956646
              },
              {
                "average": 216176911.3,
                "count": 37799023,
                "maximum": 216234182.7,
                "minimum": 216172614.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 10934.3176,
                "variance": 119559301.4
              },
              {
                "average": 0,
                "count": 37799023,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37799023,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37799023,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37799023,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37799023,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704880.4591,
              5369677.707,
              584.8224719,
              706437.3991,
              5371235.607,
              1074.402472
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704880.4590862062,
                    5369677.706601118,
                    584.8224719195875
                  ],
                  [
                    704880.4590862062,
                    5371235.606601118,
                    584.8224719195875
                  ],
                  [
                    706437.3990862061,
                    5371235.606601118,
                    1074.4024719195875
                  ],
                  [
                    706437.3990862061,
                    5369677.706601118,
                    1074.4024719195875
                  ],
                  [
                    704880.4590862062,
                    5369677.706601118,
                    584.8224719195875
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:49:42+00:00",
            "end_time": "2018-07-21T01:43:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00638400157258,
              48.62252169691371,
              1500.8790294076073
            ],
            [
              -120.00555475169686,
              48.636525982917384,
              1500.8790294076073
            ],
            [
              -119.98444821304787,
              48.635974823678495,
              1950.7190294076074
            ],
            [
              -119.98528328642533,
              48.62197080741646,
              1950.7190294076074
            ],
            [
              -120.00638400157258,
              48.62252169691371,
              1500.8790294076073
            ]
          ]
        ]
      },
      "bbox": [
        -120.006384,
        48.62197081,
        1500.879029,
        -119.9844482,
        48.63652598,
        1950.719029
      ],
      "properties": {
        "datetime": "2018-07-19T18:36:03Z",
        "pc:count": 34553758,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721406.0548,
            "count": 34553758,
            "maximum": 722155.0758,
            "minimum": 720597.9358,
            "name": "X",
            "position": 0,
            "stddev": 435.0777472,
            "variance": 189292.6461
          },
          {
            "average": 5390591.083,
            "count": 34553758,
            "maximum": 5391379.714,
            "minimum": 5389820.894,
            "name": "Y",
            "position": 1,
            "stddev": 436.631497,
            "variance": 190647.0642
          },
          {
            "average": 1705.405322,
            "count": 34553758,
            "maximum": 1950.719029,
            "minimum": 1500.879029,
            "name": "Z",
            "position": 2,
            "stddev": 97.6798181,
            "variance": 9541.346865
          },
          {
            "average": 1496.949827,
            "count": 34553758,
            "maximum": 4095,
            "minimum": 349,
            "name": "Intensity",
            "position": 3,
            "stddev": 667.7476525,
            "variance": 445886.9275
          },
          {
            "average": 1.282722331,
            "count": 34553758,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6207445053,
            "variance": 0.3853237408
          },
          {
            "average": 1.56541274,
            "count": 34553758,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8906767702,
            "variance": 0.7933051089
          },
          {
            "average": 0.4964488957,
            "count": 34553758,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999873967,
            "variance": 0.2499873969
          },
          {
            "average": 0.0002972180334,
            "count": 34553758,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01723745061,
            "variance": 0.0002971297035
          },
          {
            "average": 1.395591617,
            "count": 34553758,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5433848955,
            "variance": 0.2952671447
          },
          {
            "average": 0.3336278721,
            "count": 34553758,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.70931264,
            "variance": 187.945253
          },
          {
            "average": 0,
            "count": 34553758,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.26254024,
            "count": 34553758,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.979816959,
            "variance": 3.91967519
          },
          {
            "average": 216058229.2,
            "count": 34553758,
            "maximum": 216060563.2,
            "minimum": 216056273.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1183.122405,
            "variance": 1399778.624
          },
          {
            "average": 0,
            "count": 34553758,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34553758,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34553758,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34553758,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 34553758,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720597.9358,
          5389820.894,
          1500.879029,
          722155.0758,
          5391379.714,
          1950.719029
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720597.9357884185,
                5389820.894107811,
                1500.8790294076073
              ],
              [
                720597.9357884185,
                5391379.714107811,
                1500.8790294076073
              ],
              [
                722155.0757884184,
                5391379.714107811,
                1950.7190294076074
              ],
              [
                722155.0757884184,
                5389820.894107811,
                1950.7190294076074
              ],
              [
                720597.9357884185,
                5389820.894107811,
                1500.8790294076073
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:36:03+00:00",
        "end_time": "2018-07-19T17:24:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.006384,
            48.62197081,
            1500.879029,
            -119.9844482,
            48.63652598,
            1950.719029
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00638400157258,
                  48.62252169691371,
                  1500.8790294076073
                ],
                [
                  -120.00555475169686,
                  48.636525982917384,
                  1500.8790294076073
                ],
                [
                  -119.98444821304787,
                  48.635974823678495,
                  1950.7190294076074
                ],
                [
                  -119.98528328642533,
                  48.62197080741646,
                  1950.7190294076074
                ],
                [
                  -120.00638400157258,
                  48.62252169691371,
                  1500.8790294076073
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:36:03Z",
            "pc:count": 34553758,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721406.0548,
                "count": 34553758,
                "maximum": 722155.0758,
                "minimum": 720597.9358,
                "name": "X",
                "position": 0,
                "stddev": 435.0777472,
                "variance": 189292.6461
              },
              {
                "average": 5390591.083,
                "count": 34553758,
                "maximum": 5391379.714,
                "minimum": 5389820.894,
                "name": "Y",
                "position": 1,
                "stddev": 436.631497,
                "variance": 190647.0642
              },
              {
                "average": 1705.405322,
                "count": 34553758,
                "maximum": 1950.719029,
                "minimum": 1500.879029,
                "name": "Z",
                "position": 2,
                "stddev": 97.6798181,
                "variance": 9541.346865
              },
              {
                "average": 1496.949827,
                "count": 34553758,
                "maximum": 4095,
                "minimum": 349,
                "name": "Intensity",
                "position": 3,
                "stddev": 667.7476525,
                "variance": 445886.9275
              },
              {
                "average": 1.282722331,
                "count": 34553758,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6207445053,
                "variance": 0.3853237408
              },
              {
                "average": 1.56541274,
                "count": 34553758,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8906767702,
                "variance": 0.7933051089
              },
              {
                "average": 0.4964488957,
                "count": 34553758,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999873967,
                "variance": 0.2499873969
              },
              {
                "average": 0.0002972180334,
                "count": 34553758,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01723745061,
                "variance": 0.0002971297035
              },
              {
                "average": 1.395591617,
                "count": 34553758,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5433848955,
                "variance": 0.2952671447
              },
              {
                "average": 0.3336278721,
                "count": 34553758,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.70931264,
                "variance": 187.945253
              },
              {
                "average": 0,
                "count": 34553758,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.26254024,
                "count": 34553758,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.979816959,
                "variance": 3.91967519
              },
              {
                "average": 216058229.2,
                "count": 34553758,
                "maximum": 216060563.2,
                "minimum": 216056273.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1183.122405,
                "variance": 1399778.624
              },
              {
                "average": 0,
                "count": 34553758,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34553758,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34553758,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34553758,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 34553758,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720597.9358,
              5389820.894,
              1500.879029,
              722155.0758,
              5391379.714,
              1950.719029
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720597.9357884185,
                    5389820.894107811,
                    1500.8790294076073
                  ],
                  [
                    720597.9357884185,
                    5391379.714107811,
                    1500.8790294076073
                  ],
                  [
                    722155.0757884184,
                    5391379.714107811,
                    1950.7190294076074
                  ],
                  [
                    722155.0757884184,
                    5389820.894107811,
                    1950.7190294076074
                  ],
                  [
                    720597.9357884185,
                    5389820.894107811,
                    1500.8790294076073
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:36:03+00:00",
            "end_time": "2018-07-19T17:24:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06738776763126,
              48.62250283962611,
              1155.8309544447493
            ],
            [
              -120.0665754122632,
              48.63650771902099,
              1155.8309544447493
            ],
            [
              -120.04546825156517,
              48.63596775583751,
              1762.0909544447495
            ],
            [
              -120.04628643149881,
              48.62196314071608,
              1762.0909544447495
            ],
            [
              -120.06738776763126,
              48.62250283962611,
              1155.8309544447493
            ]
          ]
        ]
      },
      "bbox": [
        -120.0673878,
        48.62196314,
        1155.830954,
        -120.0454683,
        48.63650772,
        1762.090954
      ],
      "properties": {
        "datetime": "2018-07-20T00:11:22Z",
        "pc:count": 40299420,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716885.8115,
            "count": 40299420,
            "maximum": 717660.2805,
            "minimum": 716103.1805,
            "name": "X",
            "position": 0,
            "stddev": 434.9251622,
            "variance": 189159.8967
          },
          {
            "average": 5390406.611,
            "count": 40299420,
            "maximum": 5391203.014,
            "minimum": 5389644.214,
            "name": "Y",
            "position": 1,
            "stddev": 432.938646,
            "variance": 187435.8712
          },
          {
            "average": 1407.843743,
            "count": 40299420,
            "maximum": 1762.090954,
            "minimum": 1155.830954,
            "name": "Z",
            "position": 2,
            "stddev": 151.0218121,
            "variance": 22807.58772
          },
          {
            "average": 844.1352761,
            "count": 40299420,
            "maximum": 4095,
            "minimum": 22,
            "name": "Intensity",
            "position": 3,
            "stddev": 432.968958,
            "variance": 187462.1186
          },
          {
            "average": 1.277687247,
            "count": 40299420,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6011388763,
            "variance": 0.3613679486
          },
          {
            "average": 1.555321292,
            "count": 40299420,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8539335126,
            "variance": 0.729202444
          },
          {
            "average": 0.4974321715,
            "count": 40299420,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999934124,
            "variance": 0.2499934125
          },
          {
            "average": 0.0002811702997,
            "count": 40299420,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01676577615,
            "variance": 0.00028109125
          },
          {
            "average": 1.361149143,
            "count": 40299420,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5615372179,
            "variance": 0.3153240471
          },
          {
            "average": 3.809515765,
            "count": 40299420,
            "maximum": 22.99799919,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.35375411,
            "variance": 152.6152406
          },
          {
            "average": 0,
            "count": 40299420,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.3377233,
            "count": 40299420,
            "maximum": 72,
            "minimum": 43,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.993374933,
            "variance": 63.89404282
          },
          {
            "average": 216077422.3,
            "count": 40299420,
            "maximum": 216080682.7,
            "minimum": 216064512,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4480.509775,
            "variance": 20074967.84
          },
          {
            "average": 0,
            "count": 40299420,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40299420,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40299420,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40299420,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 40299420,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          716103.1805,
          5389644.214,
          1155.830954,
          717660.2805,
          5391203.014,
          1762.090954
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                716103.180518651,
                5389644.214269314,
                1155.8309544447493
              ],
              [
                716103.180518651,
                5391203.014269315,
                1155.8309544447493
              ],
              [
                717660.2805186511,
                5391203.014269315,
                1762.0909544447495
              ],
              [
                717660.2805186511,
                5389644.214269314,
                1762.0909544447495
              ],
              [
                716103.180518651,
                5389644.214269314,
                1155.8309544447493
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:11:22+00:00",
        "end_time": "2018-07-19T19:41:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0673878,
            48.62196314,
            1155.830954,
            -120.0454683,
            48.63650772,
            1762.090954
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06738776763126,
                  48.62250283962611,
                  1155.8309544447493
                ],
                [
                  -120.0665754122632,
                  48.63650771902099,
                  1155.8309544447493
                ],
                [
                  -120.04546825156517,
                  48.63596775583751,
                  1762.0909544447495
                ],
                [
                  -120.04628643149881,
                  48.62196314071608,
                  1762.0909544447495
                ],
                [
                  -120.06738776763126,
                  48.62250283962611,
                  1155.8309544447493
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:11:22Z",
            "pc:count": 40299420,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716885.8115,
                "count": 40299420,
                "maximum": 717660.2805,
                "minimum": 716103.1805,
                "name": "X",
                "position": 0,
                "stddev": 434.9251622,
                "variance": 189159.8967
              },
              {
                "average": 5390406.611,
                "count": 40299420,
                "maximum": 5391203.014,
                "minimum": 5389644.214,
                "name": "Y",
                "position": 1,
                "stddev": 432.938646,
                "variance": 187435.8712
              },
              {
                "average": 1407.843743,
                "count": 40299420,
                "maximum": 1762.090954,
                "minimum": 1155.830954,
                "name": "Z",
                "position": 2,
                "stddev": 151.0218121,
                "variance": 22807.58772
              },
              {
                "average": 844.1352761,
                "count": 40299420,
                "maximum": 4095,
                "minimum": 22,
                "name": "Intensity",
                "position": 3,
                "stddev": 432.968958,
                "variance": 187462.1186
              },
              {
                "average": 1.277687247,
                "count": 40299420,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6011388763,
                "variance": 0.3613679486
              },
              {
                "average": 1.555321292,
                "count": 40299420,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8539335126,
                "variance": 0.729202444
              },
              {
                "average": 0.4974321715,
                "count": 40299420,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999934124,
                "variance": 0.2499934125
              },
              {
                "average": 0.0002811702997,
                "count": 40299420,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01676577615,
                "variance": 0.00028109125
              },
              {
                "average": 1.361149143,
                "count": 40299420,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5615372179,
                "variance": 0.3153240471
              },
              {
                "average": 3.809515765,
                "count": 40299420,
                "maximum": 22.99799919,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.35375411,
                "variance": 152.6152406
              },
              {
                "average": 0,
                "count": 40299420,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.3377233,
                "count": 40299420,
                "maximum": 72,
                "minimum": 43,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.993374933,
                "variance": 63.89404282
              },
              {
                "average": 216077422.3,
                "count": 40299420,
                "maximum": 216080682.7,
                "minimum": 216064512,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4480.509775,
                "variance": 20074967.84
              },
              {
                "average": 0,
                "count": 40299420,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40299420,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40299420,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40299420,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 40299420,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              716103.1805,
              5389644.214,
              1155.830954,
              717660.2805,
              5391203.014,
              1762.090954
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    716103.180518651,
                    5389644.214269314,
                    1155.8309544447493
                  ],
                  [
                    716103.180518651,
                    5391203.014269315,
                    1155.8309544447493
                  ],
                  [
                    717660.2805186511,
                    5391203.014269315,
                    1762.0909544447495
                  ],
                  [
                    717660.2805186511,
                    5389644.214269314,
                    1762.0909544447495
                  ],
                  [
                    716103.180518651,
                    5389644.214269314,
                    1155.8309544447493
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:11:22+00:00",
            "end_time": "2018-07-19T19:41:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02672599890433,
              48.63601557470995,
              1705.8355890669254
            ],
            [
              -120.02590196708054,
              48.650020446659546,
              1705.8355890669254
            ],
            [
              -120.0047891324783,
              48.6494728961697,
              2114.4955890669253
            ],
            [
              -120.00561899277841,
              48.635468292223145,
              2114.4955890669253
            ],
            [
              -120.02672599890433,
              48.63601557470995,
              1705.8355890669254
            ]
          ]
        ]
      },
      "bbox": [
        -120.026726,
        48.63546829,
        1705.835589,
        -120.0047891,
        48.65002045,
        2114.495589
      ],
      "properties": {
        "datetime": "2018-07-19T19:16:27Z",
        "pc:count": 32081529,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719796.9751,
            "count": 32081529,
            "maximum": 720597.8188,
            "minimum": 719040.6588,
            "name": "X",
            "position": 0,
            "stddev": 429.8550997,
            "variance": 184775.4067
          },
          {
            "average": 5392035.874,
            "count": 32081529,
            "maximum": 5392820.838,
            "minimum": 5391261.978,
            "name": "Y",
            "position": 1,
            "stddev": 435.4515649,
            "variance": 189618.0654
          },
          {
            "average": 1873.958392,
            "count": 32081529,
            "maximum": 2114.495589,
            "minimum": 1705.835589,
            "name": "Z",
            "position": 2,
            "stddev": 78.88252437,
            "variance": 6222.452651
          },
          {
            "average": 2031.952225,
            "count": 32081529,
            "maximum": 4095,
            "minimum": 362,
            "name": "Intensity",
            "position": 3,
            "stddev": 923.6067992,
            "variance": 853049.5196
          },
          {
            "average": 1.23065559,
            "count": 32081529,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5639262338,
            "variance": 0.3180127971
          },
          {
            "average": 1.460889317,
            "count": 32081529,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8180846009,
            "variance": 0.6692624143
          },
          {
            "average": 0.4980770087,
            "count": 32081529,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999963099,
            "variance": 0.2499963099
          },
          {
            "average": 0.0002786338519,
            "count": 32081529,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01669000371,
            "variance": 0.0002785562238
          },
          {
            "average": 1.443871082,
            "count": 32081529,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5461064041,
            "variance": 0.2982322046
          },
          {
            "average": -1.709030846,
            "count": 32081529,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.08221175,
            "variance": 227.4731112
          },
          {
            "average": 0,
            "count": 32081529,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.67209421,
            "count": 32081529,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.281227224,
            "variance": 5.203997648
          },
          {
            "average": 216060915,
            "count": 32081529,
            "maximum": 216062987.7,
            "minimum": 216058988.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1129.300691,
            "variance": 1275320.051
          },
          {
            "average": 0,
            "count": 32081529,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32081529,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32081529,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32081529,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 32081529,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719040.6588,
          5391261.978,
          1705.835589,
          720597.8188,
          5392820.838,
          2114.495589
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719040.6587666189,
                5391261.977567371,
                1705.8355890669254
              ],
              [
                719040.6587666189,
                5392820.83756737,
                1705.8355890669254
              ],
              [
                720597.8187666188,
                5392820.83756737,
                2114.4955890669253
              ],
              [
                720597.8187666188,
                5391261.977567371,
                2114.4955890669253
              ],
              [
                719040.6587666189,
                5391261.977567371,
                1705.8355890669254
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:16:27+00:00",
        "end_time": "2018-07-19T18:09:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.026726,
            48.63546829,
            1705.835589,
            -120.0047891,
            48.65002045,
            2114.495589
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02672599890433,
                  48.63601557470995,
                  1705.8355890669254
                ],
                [
                  -120.02590196708054,
                  48.650020446659546,
                  1705.8355890669254
                ],
                [
                  -120.0047891324783,
                  48.6494728961697,
                  2114.4955890669253
                ],
                [
                  -120.00561899277841,
                  48.635468292223145,
                  2114.4955890669253
                ],
                [
                  -120.02672599890433,
                  48.63601557470995,
                  1705.8355890669254
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:16:27Z",
            "pc:count": 32081529,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719796.9751,
                "count": 32081529,
                "maximum": 720597.8188,
                "minimum": 719040.6588,
                "name": "X",
                "position": 0,
                "stddev": 429.8550997,
                "variance": 184775.4067
              },
              {
                "average": 5392035.874,
                "count": 32081529,
                "maximum": 5392820.838,
                "minimum": 5391261.978,
                "name": "Y",
                "position": 1,
                "stddev": 435.4515649,
                "variance": 189618.0654
              },
              {
                "average": 1873.958392,
                "count": 32081529,
                "maximum": 2114.495589,
                "minimum": 1705.835589,
                "name": "Z",
                "position": 2,
                "stddev": 78.88252437,
                "variance": 6222.452651
              },
              {
                "average": 2031.952225,
                "count": 32081529,
                "maximum": 4095,
                "minimum": 362,
                "name": "Intensity",
                "position": 3,
                "stddev": 923.6067992,
                "variance": 853049.5196
              },
              {
                "average": 1.23065559,
                "count": 32081529,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5639262338,
                "variance": 0.3180127971
              },
              {
                "average": 1.460889317,
                "count": 32081529,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8180846009,
                "variance": 0.6692624143
              },
              {
                "average": 0.4980770087,
                "count": 32081529,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999963099,
                "variance": 0.2499963099
              },
              {
                "average": 0.0002786338519,
                "count": 32081529,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01669000371,
                "variance": 0.0002785562238
              },
              {
                "average": 1.443871082,
                "count": 32081529,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5461064041,
                "variance": 0.2982322046
              },
              {
                "average": -1.709030846,
                "count": 32081529,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.08221175,
                "variance": 227.4731112
              },
              {
                "average": 0,
                "count": 32081529,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.67209421,
                "count": 32081529,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.281227224,
                "variance": 5.203997648
              },
              {
                "average": 216060915,
                "count": 32081529,
                "maximum": 216062987.7,
                "minimum": 216058988.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1129.300691,
                "variance": 1275320.051
              },
              {
                "average": 0,
                "count": 32081529,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32081529,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32081529,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32081529,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 32081529,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719040.6588,
              5391261.978,
              1705.835589,
              720597.8188,
              5392820.838,
              2114.495589
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719040.6587666189,
                    5391261.977567371,
                    1705.8355890669254
                  ],
                  [
                    719040.6587666189,
                    5392820.83756737,
                    1705.8355890669254
                  ],
                  [
                    720597.8187666188,
                    5392820.83756737,
                    2114.4955890669253
                  ],
                  [
                    720597.8187666188,
                    5391261.977567371,
                    2114.4955890669253
                  ],
                  [
                    719040.6587666189,
                    5391261.977567371,
                    1705.8355890669254
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:16:27+00:00",
            "end_time": "2018-07-19T18:09:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00638160514374,
              48.609025360782326,
              1269.761124427233
            ],
            [
              -120.00555275836513,
              48.62302950003816,
              1269.761124427233
            ],
            [
              -119.98445266072211,
              48.62247847528754,
              1795.9411244272333
            ],
            [
              -119.98528732639156,
              48.608474605688365,
              1795.9411244272333
            ],
            [
              -120.00638160514374,
              48.609025360782326,
              1269.761124427233
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063816,
        48.60847461,
        1269.761124,
        -119.9844527,
        48.6230295,
        1795.941124
      ],
      "properties": {
        "datetime": "2018-07-19T18:35:40Z",
        "pc:count": 38521583,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721410.0994,
            "count": 38521583,
            "maximum": 722214.0474,
            "minimum": 720656.9674,
            "name": "X",
            "position": 0,
            "stddev": 433.3122406,
            "variance": 187759.4979
          },
          {
            "average": 5389107.173,
            "count": 38521583,
            "maximum": 5389879.735,
            "minimum": 5388320.935,
            "name": "Y",
            "position": 1,
            "stddev": 431.8348878,
            "variance": 186481.3703
          },
          {
            "average": 1545.901447,
            "count": 38521583,
            "maximum": 1795.941124,
            "minimum": 1269.761124,
            "name": "Z",
            "position": 2,
            "stddev": 81.06887891,
            "variance": 6572.163128
          },
          {
            "average": 1136.449529,
            "count": 38521583,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 490.7654771,
            "variance": 240850.7535
          },
          {
            "average": 1.353634636,
            "count": 38521583,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6568998385,
            "variance": 0.4315173978
          },
          {
            "average": 1.707179271,
            "count": 38521583,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9031699932,
            "variance": 0.8157160366
          },
          {
            "average": 0.496360365,
            "count": 38521583,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999867594,
            "variance": 0.2499867595
          },
          {
            "average": 0.0003048161339,
            "count": 38521583,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01745632346,
            "variance": 0.0003047232289
          },
          {
            "average": 1.335740824,
            "count": 38521583,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5344179034,
            "variance": 0.2856024955
          },
          {
            "average": 0.1185529427,
            "count": 38521583,
            "maximum": 21,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.60166612,
            "variance": 158.8019891
          },
          {
            "average": 0,
            "count": 38521583,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.2104723,
            "count": 38521583,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.006042715,
            "variance": 4.024207373
          },
          {
            "average": 216058295.1,
            "count": 38521583,
            "maximum": 216060540.8,
            "minimum": 216056251.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1205.218947,
            "variance": 1452552.71
          },
          {
            "average": 0,
            "count": 38521583,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38521583,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38521583,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38521583,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38521583,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720656.9674,
          5388320.935,
          1269.761124,
          722214.0474,
          5389879.735,
          1795.941124
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720656.9673502613,
                5388320.93453601,
                1269.761124427233
              ],
              [
                720656.9673502613,
                5389879.734536011,
                1269.761124427233
              ],
              [
                722214.0473502614,
                5389879.734536011,
                1795.9411244272333
              ],
              [
                722214.0473502614,
                5388320.93453601,
                1795.9411244272333
              ],
              [
                720656.9673502613,
                5388320.93453601,
                1269.761124427233
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:35:40+00:00",
        "end_time": "2018-07-19T17:24:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063816,
            48.60847461,
            1269.761124,
            -119.9844527,
            48.6230295,
            1795.941124
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00638160514374,
                  48.609025360782326,
                  1269.761124427233
                ],
                [
                  -120.00555275836513,
                  48.62302950003816,
                  1269.761124427233
                ],
                [
                  -119.98445266072211,
                  48.62247847528754,
                  1795.9411244272333
                ],
                [
                  -119.98528732639156,
                  48.608474605688365,
                  1795.9411244272333
                ],
                [
                  -120.00638160514374,
                  48.609025360782326,
                  1269.761124427233
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:35:40Z",
            "pc:count": 38521583,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721410.0994,
                "count": 38521583,
                "maximum": 722214.0474,
                "minimum": 720656.9674,
                "name": "X",
                "position": 0,
                "stddev": 433.3122406,
                "variance": 187759.4979
              },
              {
                "average": 5389107.173,
                "count": 38521583,
                "maximum": 5389879.735,
                "minimum": 5388320.935,
                "name": "Y",
                "position": 1,
                "stddev": 431.8348878,
                "variance": 186481.3703
              },
              {
                "average": 1545.901447,
                "count": 38521583,
                "maximum": 1795.941124,
                "minimum": 1269.761124,
                "name": "Z",
                "position": 2,
                "stddev": 81.06887891,
                "variance": 6572.163128
              },
              {
                "average": 1136.449529,
                "count": 38521583,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 490.7654771,
                "variance": 240850.7535
              },
              {
                "average": 1.353634636,
                "count": 38521583,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6568998385,
                "variance": 0.4315173978
              },
              {
                "average": 1.707179271,
                "count": 38521583,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9031699932,
                "variance": 0.8157160366
              },
              {
                "average": 0.496360365,
                "count": 38521583,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999867594,
                "variance": 0.2499867595
              },
              {
                "average": 0.0003048161339,
                "count": 38521583,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01745632346,
                "variance": 0.0003047232289
              },
              {
                "average": 1.335740824,
                "count": 38521583,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5344179034,
                "variance": 0.2856024955
              },
              {
                "average": 0.1185529427,
                "count": 38521583,
                "maximum": 21,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.60166612,
                "variance": 158.8019891
              },
              {
                "average": 0,
                "count": 38521583,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.2104723,
                "count": 38521583,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.006042715,
                "variance": 4.024207373
              },
              {
                "average": 216058295.1,
                "count": 38521583,
                "maximum": 216060540.8,
                "minimum": 216056251.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1205.218947,
                "variance": 1452552.71
              },
              {
                "average": 0,
                "count": 38521583,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38521583,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38521583,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38521583,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38521583,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720656.9674,
              5388320.935,
              1269.761124,
              722214.0474,
              5389879.735,
              1795.941124
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720656.9673502613,
                    5388320.93453601,
                    1269.761124427233
                  ],
                  [
                    720656.9673502613,
                    5389879.734536011,
                    1269.761124427233
                  ],
                  [
                    722214.0473502614,
                    5389879.734536011,
                    1795.9411244272333
                  ],
                  [
                    722214.0473502614,
                    5388320.93453601,
                    1795.9411244272333
                  ],
                  [
                    720656.9673502613,
                    5388320.93453601,
                    1269.761124427233
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:35:40+00:00",
            "end_time": "2018-07-19T17:24:11+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1584808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2490100602946,
              48.32537648795324,
              759.362875178552
            ],
            [
              -120.24825642727721,
              48.3393742363735,
              759.362875178552
            ],
            [
              -120.22727077069025,
              48.33886991969871,
              1238.862875178552
            ],
            [
              -120.22803013326639,
              48.324872417663755,
              1238.862875178552
            ],
            [
              -120.2490100602946,
              48.32537648795324,
              759.362875178552
            ]
          ]
        ]
      },
      "bbox": [
        -120.2490101,
        48.32487242,
        759.3628752,
        -120.2272708,
        48.33937424,
        1238.862875
      ],
      "properties": {
        "datetime": "2018-07-21T20:09:42Z",
        "pc:count": 58533268,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704709.2731,
            "count": 58533268,
            "maximum": 705465.7259,
            "minimum": 703908.7659,
            "name": "X",
            "position": 0,
            "stddev": 428.1415622,
            "variance": 183305.1973
          },
          {
            "average": 5356849.786,
            "count": 58533268,
            "maximum": 5357680.909,
            "minimum": 5356123.229,
            "name": "Y",
            "position": 1,
            "stddev": 429.9650026,
            "variance": 184869.9035
          },
          {
            "average": 931.2425289,
            "count": 58533268,
            "maximum": 1238.862875,
            "minimum": 759.3628752,
            "name": "Z",
            "position": 2,
            "stddev": 82.79962519,
            "variance": 6855.777931
          },
          {
            "average": 795.4037336,
            "count": 58533268,
            "maximum": 4095,
            "minimum": 56,
            "name": "Intensity",
            "position": 3,
            "stddev": 396.974849,
            "variance": 157589.0307
          },
          {
            "average": 1.528423426,
            "count": 58533268,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7659279446,
            "variance": 0.5866456163
          },
          {
            "average": 2.057002797,
            "count": 58533268,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9758864196,
            "variance": 0.9523543039
          },
          {
            "average": 0.4967828723,
            "count": 58533268,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896543,
            "variance": 0.2499896544
          },
          {
            "average": 0.0002468510728,
            "count": 58533268,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01570955574,
            "variance": 0.0002467901416
          },
          {
            "average": 1.194660941,
            "count": 58533268,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4299674537,
            "variance": 0.1848720113
          },
          {
            "average": 0.6090757228,
            "count": 58533268,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.4945017,
            "variance": 110.1345659
          },
          {
            "average": 0,
            "count": 58533268,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 54.66256962,
            "count": 58533268,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.41902837,
            "variance": 4958.839557
          },
          {
            "average": 216220792.1,
            "count": 58533268,
            "maximum": 216238982.6,
            "minimum": 216175147.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 25414.89361,
            "variance": 645916817.3
          },
          {
            "average": 0,
            "count": 58533268,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58533268,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58533268,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58533268,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 58533268,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703908.7659,
          5356123.229,
          759.3628752,
          705465.7259,
          5357680.909,
          1238.862875
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703908.7659311632,
                5356123.229430029,
                759.362875178552
              ],
              [
                703908.7659311632,
                5357680.909430029,
                759.362875178552
              ],
              [
                705465.7259311632,
                5357680.909430029,
                1238.862875178552
              ],
              [
                705465.7259311632,
                5356123.229430029,
                1238.862875178552
              ],
              [
                703908.7659311632,
                5356123.229430029,
                759.362875178552
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:09:42+00:00",
        "end_time": "2018-07-21T02:25:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1584808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1584808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1584808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1584808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2490101,
            48.32487242,
            759.3628752,
            -120.2272708,
            48.33937424,
            1238.862875
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2490100602946,
                  48.32537648795324,
                  759.362875178552
                ],
                [
                  -120.24825642727721,
                  48.3393742363735,
                  759.362875178552
                ],
                [
                  -120.22727077069025,
                  48.33886991969871,
                  1238.862875178552
                ],
                [
                  -120.22803013326639,
                  48.324872417663755,
                  1238.862875178552
                ],
                [
                  -120.2490100602946,
                  48.32537648795324,
                  759.362875178552
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1584808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1584808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:09:42Z",
            "pc:count": 58533268,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704709.2731,
                "count": 58533268,
                "maximum": 705465.7259,
                "minimum": 703908.7659,
                "name": "X",
                "position": 0,
                "stddev": 428.1415622,
                "variance": 183305.1973
              },
              {
                "average": 5356849.786,
                "count": 58533268,
                "maximum": 5357680.909,
                "minimum": 5356123.229,
                "name": "Y",
                "position": 1,
                "stddev": 429.9650026,
                "variance": 184869.9035
              },
              {
                "average": 931.2425289,
                "count": 58533268,
                "maximum": 1238.862875,
                "minimum": 759.3628752,
                "name": "Z",
                "position": 2,
                "stddev": 82.79962519,
                "variance": 6855.777931
              },
              {
                "average": 795.4037336,
                "count": 58533268,
                "maximum": 4095,
                "minimum": 56,
                "name": "Intensity",
                "position": 3,
                "stddev": 396.974849,
                "variance": 157589.0307
              },
              {
                "average": 1.528423426,
                "count": 58533268,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7659279446,
                "variance": 0.5866456163
              },
              {
                "average": 2.057002797,
                "count": 58533268,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9758864196,
                "variance": 0.9523543039
              },
              {
                "average": 0.4967828723,
                "count": 58533268,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896543,
                "variance": 0.2499896544
              },
              {
                "average": 0.0002468510728,
                "count": 58533268,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01570955574,
                "variance": 0.0002467901416
              },
              {
                "average": 1.194660941,
                "count": 58533268,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4299674537,
                "variance": 0.1848720113
              },
              {
                "average": 0.6090757228,
                "count": 58533268,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.4945017,
                "variance": 110.1345659
              },
              {
                "average": 0,
                "count": 58533268,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 54.66256962,
                "count": 58533268,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.41902837,
                "variance": 4958.839557
              },
              {
                "average": 216220792.1,
                "count": 58533268,
                "maximum": 216238982.6,
                "minimum": 216175147.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 25414.89361,
                "variance": 645916817.3
              },
              {
                "average": 0,
                "count": 58533268,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58533268,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58533268,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58533268,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 58533268,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703908.7659,
              5356123.229,
              759.3628752,
              705465.7259,
              5357680.909,
              1238.862875
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703908.7659311632,
                    5356123.229430029,
                    759.362875178552
                  ],
                  [
                    703908.7659311632,
                    5357680.909430029,
                    759.362875178552
                  ],
                  [
                    705465.7259311632,
                    5357680.909430029,
                    1238.862875178552
                  ],
                  [
                    705465.7259311632,
                    5356123.229430029,
                    1238.862875178552
                  ],
                  [
                    703908.7659311632,
                    5356123.229430029,
                    759.362875178552
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:09:42+00:00",
            "end_time": "2018-07-21T02:25:47+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1623808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.06743589457841,
              48.67649049191485,
              1362.9416584759324
            ],
            [
              -120.06667314420572,
              48.68961567707194,
              1362.9416584759324
            ],
            [
              -120.04556550594963,
              48.689075851595774,
              2050.0216584759323
            ],
            [
              -120.0463337255282,
              48.67595091411302,
              2050.0216584759323
            ],
            [
              -120.06743589457841,
              48.67649049191485,
              1362.9416584759324
            ]
          ]
        ]
      },
      "bbox": [
        -120.0674359,
        48.67595091,
        1362.941658,
        -120.0455655,
        48.68961568,
        2050.021658
      ],
      "properties": {
        "datetime": "2018-07-20T00:41:06Z",
        "pc:count": 7861131,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716077.9348,
            "count": 7861131,
            "maximum": 717424.3923,
            "minimum": 715868.8923,
            "name": "X",
            "position": 0,
            "stddev": 153.2773684,
            "variance": 23493.95166
          },
          {
            "average": 5396084.198,
            "count": 7861131,
            "maximum": 5397105.168,
            "minimum": 5395644.268,
            "name": "Y",
            "position": 1,
            "stddev": 324.4707353,
            "variance": 105281.2581
          },
          {
            "average": 1785.573884,
            "count": 7861131,
            "maximum": 2050.021658,
            "minimum": 1362.941658,
            "name": "Z",
            "position": 2,
            "stddev": 43.99952462,
            "variance": 1935.958167
          },
          {
            "average": 584.4096626,
            "count": 7861131,
            "maximum": 4095,
            "minimum": 10,
            "name": "Intensity",
            "position": 3,
            "stddev": 449.7014802,
            "variance": 202231.4213
          },
          {
            "average": 1.560206286,
            "count": 7861131,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8344876115,
            "variance": 0.6963695737
          },
          {
            "average": 2.120810097,
            "count": 7861131,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.102468242,
            "variance": 1.215436224
          },
          {
            "average": 0.4960751831,
            "count": 7861131,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999846274,
            "variance": 0.2499846276
          },
          {
            "average": 0.0003262889271,
            "count": 7861131,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01806052336,
            "variance": 0.0003261825042
          },
          {
            "average": 1.25701429,
            "count": 7861131,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5035129687,
            "variance": 0.2535253097
          },
          {
            "average": -0.56983641,
            "count": 7861131,
            "maximum": 22.99799919,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.08943143,
            "variance": 227.6909408
          },
          {
            "average": 0,
            "count": 7861131,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 70.26359909,
            "count": 7861131,
            "maximum": 75,
            "minimum": 44,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.381996107,
            "variance": 5.673905455
          },
          {
            "average": 216079607.7,
            "count": 7861131,
            "maximum": 216082466.8,
            "minimum": 216064600.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1380.750795,
            "variance": 1906472.759
          },
          {
            "average": 0,
            "count": 7861131,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7861131,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7861131,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7861131,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7861131,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715868.8923,
          5395644.268,
          1362.941658,
          717424.3923,
          5397105.168,
          2050.021658
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715868.8923322589,
                5395644.268221731,
                1362.9416584759324
              ],
              [
                715868.8923322589,
                5397105.168221732,
                1362.9416584759324
              ],
              [
                717424.3923322589,
                5397105.168221732,
                2050.0216584759323
              ],
              [
                717424.3923322589,
                5395644.268221731,
                2050.0216584759323
              ],
              [
                715868.8923322589,
                5395644.268221731,
                1362.9416584759324
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:41:06+00:00",
        "end_time": "2018-07-19T19:43:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1623808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1623808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1623808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1623808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0674359,
            48.67595091,
            1362.941658,
            -120.0455655,
            48.68961568,
            2050.021658
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.06743589457841,
                  48.67649049191485,
                  1362.9416584759324
                ],
                [
                  -120.06667314420572,
                  48.68961567707194,
                  1362.9416584759324
                ],
                [
                  -120.04556550594963,
                  48.689075851595774,
                  2050.0216584759323
                ],
                [
                  -120.0463337255282,
                  48.67595091411302,
                  2050.0216584759323
                ],
                [
                  -120.06743589457841,
                  48.67649049191485,
                  1362.9416584759324
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1623808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1623808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:41:06Z",
            "pc:count": 7861131,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716077.9348,
                "count": 7861131,
                "maximum": 717424.3923,
                "minimum": 715868.8923,
                "name": "X",
                "position": 0,
                "stddev": 153.2773684,
                "variance": 23493.95166
              },
              {
                "average": 5396084.198,
                "count": 7861131,
                "maximum": 5397105.168,
                "minimum": 5395644.268,
                "name": "Y",
                "position": 1,
                "stddev": 324.4707353,
                "variance": 105281.2581
              },
              {
                "average": 1785.573884,
                "count": 7861131,
                "maximum": 2050.021658,
                "minimum": 1362.941658,
                "name": "Z",
                "position": 2,
                "stddev": 43.99952462,
                "variance": 1935.958167
              },
              {
                "average": 584.4096626,
                "count": 7861131,
                "maximum": 4095,
                "minimum": 10,
                "name": "Intensity",
                "position": 3,
                "stddev": 449.7014802,
                "variance": 202231.4213
              },
              {
                "average": 1.560206286,
                "count": 7861131,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8344876115,
                "variance": 0.6963695737
              },
              {
                "average": 2.120810097,
                "count": 7861131,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.102468242,
                "variance": 1.215436224
              },
              {
                "average": 0.4960751831,
                "count": 7861131,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999846274,
                "variance": 0.2499846276
              },
              {
                "average": 0.0003262889271,
                "count": 7861131,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01806052336,
                "variance": 0.0003261825042
              },
              {
                "average": 1.25701429,
                "count": 7861131,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5035129687,
                "variance": 0.2535253097
              },
              {
                "average": -0.56983641,
                "count": 7861131,
                "maximum": 22.99799919,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.08943143,
                "variance": 227.6909408
              },
              {
                "average": 0,
                "count": 7861131,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 70.26359909,
                "count": 7861131,
                "maximum": 75,
                "minimum": 44,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.381996107,
                "variance": 5.673905455
              },
              {
                "average": 216079607.7,
                "count": 7861131,
                "maximum": 216082466.8,
                "minimum": 216064600.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1380.750795,
                "variance": 1906472.759
              },
              {
                "average": 0,
                "count": 7861131,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7861131,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7861131,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7861131,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7861131,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715868.8923,
              5395644.268,
              1362.941658,
              717424.3923,
              5397105.168,
              2050.021658
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715868.8923322589,
                    5395644.268221731,
                    1362.9416584759324
                  ],
                  [
                    715868.8923322589,
                    5397105.168221732,
                    1362.9416584759324
                  ],
                  [
                    717424.3923322589,
                    5397105.168221732,
                    2050.0216584759323
                  ],
                  [
                    717424.3923322589,
                    5395644.268221731,
                    2050.0216584759323
                  ],
                  [
                    715868.8923322589,
                    5395644.268221731,
                    1362.9416584759324
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:41:06+00:00",
            "end_time": "2018-07-19T19:43:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1616308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02671128951516,
              48.60902365732507,
              1272.9701010431675
            ],
            [
              -120.02588817209663,
              48.6230262591498,
              1272.9701010431675
            ],
            [
              -120.00478741170582,
              48.62247895284223,
              1824.1101010431673
            ],
            [
              -120.00561634777637,
              48.608476618825044,
              1824.1101010431673
            ],
            [
              -120.02671128951516,
              48.60902365732507,
              1272.9701010431675
            ]
          ]
        ]
      },
      "bbox": [
        -120.0267113,
        48.60847662,
        1272.970101,
        -120.0047874,
        48.62302626,
        1824.110101
      ],
      "properties": {
        "datetime": "2018-07-19T19:17:15Z",
        "pc:count": 36124575,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719911.0563,
            "count": 36124575,
            "maximum": 720715.7607,
            "minimum": 719158.6607,
            "name": "X",
            "position": 0,
            "stddev": 427.451052,
            "variance": 182714.4019
          },
          {
            "average": 5389006.586,
            "count": 36124575,
            "maximum": 5389820.761,
            "minimum": 5388262.161,
            "name": "Y",
            "position": 1,
            "stddev": 445.6705301,
            "variance": 198622.2214
          },
          {
            "average": 1522.464418,
            "count": 36124575,
            "maximum": 1824.110101,
            "minimum": 1272.970101,
            "name": "Z",
            "position": 2,
            "stddev": 148.3510447,
            "variance": 22008.03247
          },
          {
            "average": 1295.547386,
            "count": 36124575,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 606.9475993,
            "variance": 368385.3883
          },
          {
            "average": 1.370069655,
            "count": 36124575,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7001181372,
            "variance": 0.490165406
          },
          {
            "average": 1.740133303,
            "count": 36124575,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9815611403,
            "variance": 0.9634622722
          },
          {
            "average": 0.4980619426,
            "count": 36124575,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999962508,
            "variance": 0.2499962509
          },
          {
            "average": 0.000274051667,
            "count": 36124575,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01655223762,
            "variance": 0.0002739765703
          },
          {
            "average": 1.361766803,
            "count": 36124575,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5281174539,
            "variance": 0.2789080451
          },
          {
            "average": -0.3327547486,
            "count": 36124575,
            "maximum": 22.99799919,
            "minimum": -21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.68771031,
            "variance": 160.9779929
          },
          {
            "average": 0,
            "count": 36124575,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.42449886,
            "count": 36124575,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.184146874,
            "variance": 4.770497569
          },
          {
            "average": 216060975.4,
            "count": 36124575,
            "maximum": 216063035,
            "minimum": 216059038.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1127.292544,
            "variance": 1270788.48
          },
          {
            "average": 0,
            "count": 36124575,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36124575,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36124575,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36124575,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36124575,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719158.6607,
          5388262.161,
          1272.970101,
          720715.7607,
          5389820.761,
          1824.110101
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719158.6606768961,
                5388262.161128566,
                1272.9701010431675
              ],
              [
                719158.6606768961,
                5389820.761128565,
                1272.9701010431675
              ],
              [
                720715.7606768962,
                5389820.761128565,
                1824.1101010431673
              ],
              [
                720715.7606768962,
                5388262.161128566,
                1824.1101010431673
              ],
              [
                719158.6606768961,
                5388262.161128566,
                1272.9701010431675
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:17:15+00:00",
        "end_time": "2018-07-19T18:10:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1616308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1616308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1616308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1616308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0267113,
            48.60847662,
            1272.970101,
            -120.0047874,
            48.62302626,
            1824.110101
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02671128951516,
                  48.60902365732507,
                  1272.9701010431675
                ],
                [
                  -120.02588817209663,
                  48.6230262591498,
                  1272.9701010431675
                ],
                [
                  -120.00478741170582,
                  48.62247895284223,
                  1824.1101010431673
                ],
                [
                  -120.00561634777637,
                  48.608476618825044,
                  1824.1101010431673
                ],
                [
                  -120.02671128951516,
                  48.60902365732507,
                  1272.9701010431675
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1616308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1616308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:17:15Z",
            "pc:count": 36124575,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719911.0563,
                "count": 36124575,
                "maximum": 720715.7607,
                "minimum": 719158.6607,
                "name": "X",
                "position": 0,
                "stddev": 427.451052,
                "variance": 182714.4019
              },
              {
                "average": 5389006.586,
                "count": 36124575,
                "maximum": 5389820.761,
                "minimum": 5388262.161,
                "name": "Y",
                "position": 1,
                "stddev": 445.6705301,
                "variance": 198622.2214
              },
              {
                "average": 1522.464418,
                "count": 36124575,
                "maximum": 1824.110101,
                "minimum": 1272.970101,
                "name": "Z",
                "position": 2,
                "stddev": 148.3510447,
                "variance": 22008.03247
              },
              {
                "average": 1295.547386,
                "count": 36124575,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 606.9475993,
                "variance": 368385.3883
              },
              {
                "average": 1.370069655,
                "count": 36124575,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7001181372,
                "variance": 0.490165406
              },
              {
                "average": 1.740133303,
                "count": 36124575,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9815611403,
                "variance": 0.9634622722
              },
              {
                "average": 0.4980619426,
                "count": 36124575,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999962508,
                "variance": 0.2499962509
              },
              {
                "average": 0.000274051667,
                "count": 36124575,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01655223762,
                "variance": 0.0002739765703
              },
              {
                "average": 1.361766803,
                "count": 36124575,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5281174539,
                "variance": 0.2789080451
              },
              {
                "average": -0.3327547486,
                "count": 36124575,
                "maximum": 22.99799919,
                "minimum": -21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.68771031,
                "variance": 160.9779929
              },
              {
                "average": 0,
                "count": 36124575,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.42449886,
                "count": 36124575,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.184146874,
                "variance": 4.770497569
              },
              {
                "average": 216060975.4,
                "count": 36124575,
                "maximum": 216063035,
                "minimum": 216059038.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1127.292544,
                "variance": 1270788.48
              },
              {
                "average": 0,
                "count": 36124575,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36124575,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36124575,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36124575,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36124575,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719158.6607,
              5388262.161,
              1272.970101,
              720715.7607,
              5389820.761,
              1824.110101
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719158.6606768961,
                    5388262.161128566,
                    1272.9701010431675
                  ],
                  [
                    719158.6606768961,
                    5389820.761128565,
                    1272.9701010431675
                  ],
                  [
                    720715.7606768962,
                    5389820.761128565,
                    1824.1101010431673
                  ],
                  [
                    720715.7606768962,
                    5388262.161128566,
                    1824.1101010431673
                  ],
                  [
                    719158.6606768961,
                    5388262.161128566,
                    1272.9701010431675
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:17:15+00:00",
            "end_time": "2018-07-19T18:10:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_595088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.067422626525,
              48.64949692290273,
              1372.0776430156736
            ],
            [
              -120.06660957255055,
              48.66350065868961,
              1372.0776430156736
            ],
            [
              -120.0454908712491,
              48.662960472394815,
              1873.5976430156736
            ],
            [
              -120.04630975805381,
              48.648957001001264,
              1873.5976430156736
            ],
            [
              -120.067422626525,
              48.64949692290273,
              1372.0776430156736
            ]
          ]
        ]
      },
      "bbox": [
        -120.0674226,
        48.648957,
        1372.077643,
        -120.0454909,
        48.66350066,
        1873.597643
      ],
      "properties": {
        "datetime": "2018-07-20T00:10:33Z",
        "pc:count": 41437231,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 716789.199,
            "count": 41437231,
            "maximum": 717542.3835,
            "minimum": 715985.2635,
            "name": "X",
            "position": 0,
            "stddev": 420.8431128,
            "variance": 177108.9256
          },
          {
            "average": 5393439.876,
            "count": 41437231,
            "maximum": 5394202.914,
            "minimum": 5392644.234,
            "name": "Y",
            "position": 1,
            "stddev": 433.335737,
            "variance": 187779.8609
          },
          {
            "average": 1622.768277,
            "count": 41437231,
            "maximum": 1873.597643,
            "minimum": 1372.077643,
            "name": "Z",
            "position": 2,
            "stddev": 115.6312014,
            "variance": 13370.57473
          },
          {
            "average": 848.9491386,
            "count": 41437231,
            "maximum": 4095,
            "minimum": 19,
            "name": "Intensity",
            "position": 3,
            "stddev": 468.599188,
            "variance": 219585.199
          },
          {
            "average": 1.325237176,
            "count": 41437231,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6752124446,
            "variance": 0.4559118453
          },
          {
            "average": 1.650558287,
            "count": 41437231,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9678611509,
            "variance": 0.9367552074
          },
          {
            "average": 0.4969824359,
            "count": 41437231,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999909003,
            "variance": 0.2499909003
          },
          {
            "average": 0.0002806172063,
            "count": 41437231,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01674928258,
            "variance": 0.0002805384671
          },
          {
            "average": 1.354276375,
            "count": 41437231,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5387672425,
            "variance": 0.2902701416
          },
          {
            "average": 3.86728645,
            "count": 41437231,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.84092151,
            "variance": 191.5711081
          },
          {
            "average": 0,
            "count": 41437231,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 66.60378313,
            "count": 41437231,
            "maximum": 72,
            "minimum": 44,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 7.471904528,
            "variance": 55.82935727
          },
          {
            "average": 216077540,
            "count": 41437231,
            "maximum": 216080633.8,
            "minimum": 216064556.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4285.407987,
            "variance": 18364721.62
          },
          {
            "average": 0,
            "count": 41437231,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41437231,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41437231,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41437231,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 41437231,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          715985.2635,
          5392644.234,
          1372.077643,
          717542.3835,
          5394202.914,
          1873.597643
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                715985.2634992851,
                5392644.234018818,
                1372.0776430156736
              ],
              [
                715985.2634992851,
                5394202.914018817,
                1372.0776430156736
              ],
              [
                717542.3834992852,
                5394202.914018817,
                1873.5976430156736
              ],
              [
                717542.3834992852,
                5392644.234018818,
                1873.5976430156736
              ],
              [
                715985.2634992851,
                5392644.234018818,
                1372.0776430156736
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-20T00:10:33+00:00",
        "end_time": "2018-07-19T19:42:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_595088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_595088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_595088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0674226,
            48.648957,
            1372.077643,
            -120.0454909,
            48.66350066,
            1873.597643
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.067422626525,
                  48.64949692290273,
                  1372.0776430156736
                ],
                [
                  -120.06660957255055,
                  48.66350065868961,
                  1372.0776430156736
                ],
                [
                  -120.0454908712491,
                  48.662960472394815,
                  1873.5976430156736
                ],
                [
                  -120.04630975805381,
                  48.648957001001264,
                  1873.5976430156736
                ],
                [
                  -120.067422626525,
                  48.64949692290273,
                  1372.0776430156736
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_595088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_595088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-20T00:10:33Z",
            "pc:count": 41437231,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 716789.199,
                "count": 41437231,
                "maximum": 717542.3835,
                "minimum": 715985.2635,
                "name": "X",
                "position": 0,
                "stddev": 420.8431128,
                "variance": 177108.9256
              },
              {
                "average": 5393439.876,
                "count": 41437231,
                "maximum": 5394202.914,
                "minimum": 5392644.234,
                "name": "Y",
                "position": 1,
                "stddev": 433.335737,
                "variance": 187779.8609
              },
              {
                "average": 1622.768277,
                "count": 41437231,
                "maximum": 1873.597643,
                "minimum": 1372.077643,
                "name": "Z",
                "position": 2,
                "stddev": 115.6312014,
                "variance": 13370.57473
              },
              {
                "average": 848.9491386,
                "count": 41437231,
                "maximum": 4095,
                "minimum": 19,
                "name": "Intensity",
                "position": 3,
                "stddev": 468.599188,
                "variance": 219585.199
              },
              {
                "average": 1.325237176,
                "count": 41437231,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6752124446,
                "variance": 0.4559118453
              },
              {
                "average": 1.650558287,
                "count": 41437231,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9678611509,
                "variance": 0.9367552074
              },
              {
                "average": 0.4969824359,
                "count": 41437231,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999909003,
                "variance": 0.2499909003
              },
              {
                "average": 0.0002806172063,
                "count": 41437231,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01674928258,
                "variance": 0.0002805384671
              },
              {
                "average": 1.354276375,
                "count": 41437231,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5387672425,
                "variance": 0.2902701416
              },
              {
                "average": 3.86728645,
                "count": 41437231,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.84092151,
                "variance": 191.5711081
              },
              {
                "average": 0,
                "count": 41437231,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 66.60378313,
                "count": 41437231,
                "maximum": 72,
                "minimum": 44,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 7.471904528,
                "variance": 55.82935727
              },
              {
                "average": 216077540,
                "count": 41437231,
                "maximum": 216080633.8,
                "minimum": 216064556.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4285.407987,
                "variance": 18364721.62
              },
              {
                "average": 0,
                "count": 41437231,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41437231,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41437231,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41437231,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 41437231,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              715985.2635,
              5392644.234,
              1372.077643,
              717542.3835,
              5394202.914,
              1873.597643
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    715985.2634992851,
                    5392644.234018818,
                    1372.0776430156736
                  ],
                  [
                    715985.2634992851,
                    5394202.914018817,
                    1372.0776430156736
                  ],
                  [
                    717542.3834992852,
                    5394202.914018817,
                    1873.5976430156736
                  ],
                  [
                    717542.3834992852,
                    5392644.234018818,
                    1873.5976430156736
                  ],
                  [
                    715985.2634992851,
                    5392644.234018818,
                    1372.0776430156736
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-20T00:10:33+00:00",
            "end_time": "2018-07-19T19:42:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.0063794152421,
              48.595529592043576,
              1403.9731628491602
            ],
            [
              -120.00555107771653,
              48.60953178776796,
              1403.9731628491602
            ],
            [
              -119.98445579130141,
              48.60898085498905,
              1999.9331628491602
            ],
            [
              -119.9852899428134,
              48.594978928822606,
              1999.9331628491602
            ],
            [
              -120.0063794152421,
              48.595529592043576,
              1403.9731628491602
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063794,
        48.59497893,
        1403.973163,
        -119.9844558,
        48.60953179,
        1999.933163
      ],
      "properties": {
        "datetime": "2018-07-19T18:35:18Z",
        "pc:count": 47998756,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721418.3977,
            "count": 47998756,
            "maximum": 722273.109,
            "minimum": 720715.969,
            "name": "X",
            "position": 0,
            "stddev": 437.3437371,
            "variance": 191269.5444
          },
          {
            "average": 5387584.745,
            "count": 47998756,
            "maximum": 5388379.62,
            "minimum": 5386821.04,
            "name": "Y",
            "position": 1,
            "stddev": 432.9285223,
            "variance": 187427.1054
          },
          {
            "average": 1759.266951,
            "count": 47998756,
            "maximum": 1999.933163,
            "minimum": 1403.973163,
            "name": "Z",
            "position": 2,
            "stddev": 119.8543304,
            "variance": 14365.06051
          },
          {
            "average": 1118.051399,
            "count": 47998756,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 606.0275456,
            "variance": 367269.386
          },
          {
            "average": 1.577352109,
            "count": 47998756,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8001244272,
            "variance": 0.640199099
          },
          {
            "average": 2.154608819,
            "count": 47998756,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.004937824,
            "variance": 1.009900031
          },
          {
            "average": 0.4968628562,
            "count": 47998756,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901634,
            "variance": 0.2499901635
          },
          {
            "average": 0.0003046537289,
            "count": 47998756,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01745167389,
            "variance": 0.0003045609214
          },
          {
            "average": 1.266372403,
            "count": 47998756,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.500598723,
            "variance": 0.2505990815
          },
          {
            "average": 0.3036305938,
            "count": 47998756,
            "maximum": 22.00200081,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.57719037,
            "variance": 184.3400984
          },
          {
            "average": 0,
            "count": 47998756,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.3669263,
            "count": 47998756,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.97382766,
            "variance": 3.895995631
          },
          {
            "average": 216058388.3,
            "count": 47998756,
            "maximum": 216060518.7,
            "minimum": 216056230,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1165.076342,
            "variance": 1357402.882
          },
          {
            "average": 0,
            "count": 47998756,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47998756,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47998756,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47998756,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 47998756,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720715.969,
          5386821.04,
          1403.973163,
          722273.109,
          5388379.62,
          1999.933163
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720715.9689896811,
                5386821.040000142,
                1403.9731628491602
              ],
              [
                720715.9689896811,
                5388379.620000142,
                1403.9731628491602
              ],
              [
                722273.108989681,
                5388379.620000142,
                1999.9331628491602
              ],
              [
                722273.108989681,
                5386821.040000142,
                1999.9331628491602
              ],
              [
                720715.9689896811,
                5386821.040000142,
                1403.9731628491602
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:35:18+00:00",
        "end_time": "2018-07-19T17:23:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063794,
            48.59497893,
            1403.973163,
            -119.9844558,
            48.60953179,
            1999.933163
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.0063794152421,
                  48.595529592043576,
                  1403.9731628491602
                ],
                [
                  -120.00555107771653,
                  48.60953178776796,
                  1403.9731628491602
                ],
                [
                  -119.98445579130141,
                  48.60898085498905,
                  1999.9331628491602
                ],
                [
                  -119.9852899428134,
                  48.594978928822606,
                  1999.9331628491602
                ],
                [
                  -120.0063794152421,
                  48.595529592043576,
                  1403.9731628491602
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:35:18Z",
            "pc:count": 47998756,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721418.3977,
                "count": 47998756,
                "maximum": 722273.109,
                "minimum": 720715.969,
                "name": "X",
                "position": 0,
                "stddev": 437.3437371,
                "variance": 191269.5444
              },
              {
                "average": 5387584.745,
                "count": 47998756,
                "maximum": 5388379.62,
                "minimum": 5386821.04,
                "name": "Y",
                "position": 1,
                "stddev": 432.9285223,
                "variance": 187427.1054
              },
              {
                "average": 1759.266951,
                "count": 47998756,
                "maximum": 1999.933163,
                "minimum": 1403.973163,
                "name": "Z",
                "position": 2,
                "stddev": 119.8543304,
                "variance": 14365.06051
              },
              {
                "average": 1118.051399,
                "count": 47998756,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 606.0275456,
                "variance": 367269.386
              },
              {
                "average": 1.577352109,
                "count": 47998756,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8001244272,
                "variance": 0.640199099
              },
              {
                "average": 2.154608819,
                "count": 47998756,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.004937824,
                "variance": 1.009900031
              },
              {
                "average": 0.4968628562,
                "count": 47998756,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901634,
                "variance": 0.2499901635
              },
              {
                "average": 0.0003046537289,
                "count": 47998756,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01745167389,
                "variance": 0.0003045609214
              },
              {
                "average": 1.266372403,
                "count": 47998756,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.500598723,
                "variance": 0.2505990815
              },
              {
                "average": 0.3036305938,
                "count": 47998756,
                "maximum": 22.00200081,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.57719037,
                "variance": 184.3400984
              },
              {
                "average": 0,
                "count": 47998756,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.3669263,
                "count": 47998756,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.97382766,
                "variance": 3.895995631
              },
              {
                "average": 216058388.3,
                "count": 47998756,
                "maximum": 216060518.7,
                "minimum": 216056230,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1165.076342,
                "variance": 1357402.882
              },
              {
                "average": 0,
                "count": 47998756,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47998756,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47998756,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47998756,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 47998756,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720715.969,
              5386821.04,
              1403.973163,
              722273.109,
              5388379.62,
              1999.933163
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720715.9689896811,
                    5386821.040000142,
                    1403.9731628491602
                  ],
                  [
                    720715.9689896811,
                    5388379.620000142,
                    1403.9731628491602
                  ],
                  [
                    722273.108989681,
                    5388379.620000142,
                    1999.9331628491602
                  ],
                  [
                    722273.108989681,
                    5386821.040000142,
                    1999.9331628491602
                  ],
                  [
                    720715.9689896811,
                    5386821.040000142,
                    1403.9731628491602
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:35:18+00:00",
            "end_time": "2018-07-19T17:23:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1617808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02671825972214,
              48.622519207616655,
              1522.505875028828
            ],
            [
              -120.02589467985655,
              48.636523034342225,
              1522.505875028828
            ],
            [
              -120.00478883353249,
              48.635975630557745,
              1941.705875028828
            ],
            [
              -120.00561823673519,
              48.621972071727114,
              1941.705875028828
            ],
            [
              -120.02671825972214,
              48.622519207616655,
              1522.505875028828
            ]
          ]
        ]
      },
      "bbox": [
        -120.0267183,
        48.62197207,
        1522.505875,
        -120.0047888,
        48.63652303,
        1941.705875
      ],
      "properties": {
        "datetime": "2018-07-19T19:16:51Z",
        "pc:count": 30182553,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719852.4026,
            "count": 30182553,
            "maximum": 720656.7558,
            "minimum": 719099.6958,
            "name": "X",
            "position": 0,
            "stddev": 432.853399,
            "variance": 187362.065
          },
          {
            "average": 5390540.751,
            "count": 30182553,
            "maximum": 5391320.764,
            "minimum": 5389762.024,
            "name": "Y",
            "position": 1,
            "stddev": 434.7007128,
            "variance": 188964.7097
          },
          {
            "average": 1740.328863,
            "count": 30182553,
            "maximum": 1941.705875,
            "minimum": 1522.505875,
            "name": "Z",
            "position": 2,
            "stddev": 86.65578692,
            "variance": 7509.225408
          },
          {
            "average": 1830.634814,
            "count": 30182553,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 661.9979165,
            "variance": 438241.2414
          },
          {
            "average": 1.149282534,
            "count": 30182553,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4348664664,
            "variance": 0.1891088436
          },
          {
            "average": 1.298468291,
            "count": 30182553,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6288900579,
            "variance": 0.3955027049
          },
          {
            "average": 0.4981835698,
            "count": 30182553,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999967089,
            "variance": 0.2499967089
          },
          {
            "average": 0.0002715144739,
            "count": 30182553,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01647545941,
            "variance": 0.0002714407628
          },
          {
            "average": 1.486759619,
            "count": 30182553,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5628669187,
            "variance": 0.3168191681
          },
          {
            "average": -1.008039852,
            "count": 30182553,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.56155576,
            "variance": 212.0389062
          },
          {
            "average": 0,
            "count": 30182553,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.46366568,
            "count": 30182553,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.343829188,
            "variance": 5.493535264
          },
          {
            "average": 216060941.2,
            "count": 30182553,
            "maximum": 216063011.7,
            "minimum": 216059014.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1147.856929,
            "variance": 1317575.529
          },
          {
            "average": 0,
            "count": 30182553,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30182553,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30182553,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30182553,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 30182553,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719099.6958,
          5389762.024,
          1522.505875,
          720656.7558,
          5391320.764,
          1941.705875
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719099.6957908834,
                5389762.023768551,
                1522.505875028828
              ],
              [
                719099.6957908834,
                5391320.763768551,
                1522.505875028828
              ],
              [
                720656.7557908834,
                5391320.763768551,
                1941.705875028828
              ],
              [
                720656.7557908834,
                5389762.023768551,
                1941.705875028828
              ],
              [
                719099.6957908834,
                5389762.023768551,
                1522.505875028828
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:16:51+00:00",
        "end_time": "2018-07-19T18:10:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1617808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1617808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1617808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1617808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0267183,
            48.62197207,
            1522.505875,
            -120.0047888,
            48.63652303,
            1941.705875
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02671825972214,
                  48.622519207616655,
                  1522.505875028828
                ],
                [
                  -120.02589467985655,
                  48.636523034342225,
                  1522.505875028828
                ],
                [
                  -120.00478883353249,
                  48.635975630557745,
                  1941.705875028828
                ],
                [
                  -120.00561823673519,
                  48.621972071727114,
                  1941.705875028828
                ],
                [
                  -120.02671825972214,
                  48.622519207616655,
                  1522.505875028828
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1617808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1617808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:16:51Z",
            "pc:count": 30182553,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719852.4026,
                "count": 30182553,
                "maximum": 720656.7558,
                "minimum": 719099.6958,
                "name": "X",
                "position": 0,
                "stddev": 432.853399,
                "variance": 187362.065
              },
              {
                "average": 5390540.751,
                "count": 30182553,
                "maximum": 5391320.764,
                "minimum": 5389762.024,
                "name": "Y",
                "position": 1,
                "stddev": 434.7007128,
                "variance": 188964.7097
              },
              {
                "average": 1740.328863,
                "count": 30182553,
                "maximum": 1941.705875,
                "minimum": 1522.505875,
                "name": "Z",
                "position": 2,
                "stddev": 86.65578692,
                "variance": 7509.225408
              },
              {
                "average": 1830.634814,
                "count": 30182553,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 661.9979165,
                "variance": 438241.2414
              },
              {
                "average": 1.149282534,
                "count": 30182553,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4348664664,
                "variance": 0.1891088436
              },
              {
                "average": 1.298468291,
                "count": 30182553,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6288900579,
                "variance": 0.3955027049
              },
              {
                "average": 0.4981835698,
                "count": 30182553,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999967089,
                "variance": 0.2499967089
              },
              {
                "average": 0.0002715144739,
                "count": 30182553,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01647545941,
                "variance": 0.0002714407628
              },
              {
                "average": 1.486759619,
                "count": 30182553,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5628669187,
                "variance": 0.3168191681
              },
              {
                "average": -1.008039852,
                "count": 30182553,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.56155576,
                "variance": 212.0389062
              },
              {
                "average": 0,
                "count": 30182553,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.46366568,
                "count": 30182553,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.343829188,
                "variance": 5.493535264
              },
              {
                "average": 216060941.2,
                "count": 30182553,
                "maximum": 216063011.7,
                "minimum": 216059014.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1147.856929,
                "variance": 1317575.529
              },
              {
                "average": 0,
                "count": 30182553,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30182553,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30182553,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30182553,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 30182553,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719099.6958,
              5389762.024,
              1522.505875,
              720656.7558,
              5391320.764,
              1941.705875
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719099.6957908834,
                    5389762.023768551,
                    1522.505875028828
                  ],
                  [
                    719099.6957908834,
                    5391320.763768551,
                    1522.505875028828
                  ],
                  [
                    720656.7557908834,
                    5391320.763768551,
                    1941.705875028828
                  ],
                  [
                    720656.7557908834,
                    5389762.023768551,
                    1941.705875028828
                  ],
                  [
                    719099.6957908834,
                    5389762.023768551,
                    1522.505875028828
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:16:51+00:00",
            "end_time": "2018-07-19T18:10:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1605808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22959891281185,
              48.514336562426294,
              732.2926851414061
            ],
            [
              -120.22883466002502,
              48.52833829276298,
              732.2926851414061
            ],
            [
              -120.20777166056632,
              48.52782896171744,
              1026.892685141406
            ],
            [
              -120.20854170393645,
              48.51382748048653,
              1026.892685141406
            ],
            [
              -120.22959891281185,
              48.514336562426294,
              732.2926851414061
            ]
          ]
        ]
      },
      "bbox": [
        -120.2295989,
        48.51382748,
        732.2926851,
        -120.2077717,
        48.52833829,
        1026.892685
      ],
      "properties": {
        "datetime": "2018-07-21T18:51:48Z",
        "pc:count": 38529283,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705365.1134,
            "count": 38529283,
            "maximum": 706144.1959,
            "minimum": 704587.2559,
            "name": "X",
            "position": 0,
            "stddev": 430.1385616,
            "variance": 185019.1822
          },
          {
            "average": 5377979.239,
            "count": 38529283,
            "maximum": 5378734.008,
            "minimum": 5377175.808,
            "name": "Y",
            "position": 1,
            "stddev": 435.0764777,
            "variance": 189291.5414
          },
          {
            "average": 856.4307098,
            "count": 38529283,
            "maximum": 1026.892685,
            "minimum": 732.2926851,
            "name": "Z",
            "position": 2,
            "stddev": 71.4383512,
            "variance": 5103.438022
          },
          {
            "average": 1172.402027,
            "count": 38529283,
            "maximum": 4095,
            "minimum": 6,
            "name": "Intensity",
            "position": 3,
            "stddev": 421.7838324,
            "variance": 177901.6012
          },
          {
            "average": 1.10576854,
            "count": 38529283,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.380132385,
            "variance": 0.1445006301
          },
          {
            "average": 1.21153656,
            "count": 38529283,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5626226048,
            "variance": 0.3165441955
          },
          {
            "average": 0.4958788099,
            "count": 38529283,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499983022,
            "variance": 0.2499830223
          },
          {
            "average": 0.0002313305441,
            "count": 38529283,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01520779525,
            "variance": 0.0002312770363
          },
          {
            "average": 1.531526553,
            "count": 38529283,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5175886397,
            "variance": 0.267898
          },
          {
            "average": -0.573375639,
            "count": 38529283,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.05648218,
            "variance": 101.1328338
          },
          {
            "average": 0,
            "count": 38529283,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.5062647,
            "count": 38529283,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.89709863,
            "variance": 1217.807493
          },
          {
            "average": 216177794,
            "count": 38529283,
            "maximum": 216234308.5,
            "minimum": 216172491.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12983.01865,
            "variance": 168558773.2
          },
          {
            "average": 0,
            "count": 38529283,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38529283,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38529283,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38529283,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38529283,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704587.2559,
          5377175.808,
          732.2926851,
          706144.1959,
          5378734.008,
          1026.892685
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704587.2558700428,
                5377175.808339061,
                732.2926851414061
              ],
              [
                704587.2558700428,
                5378734.0083390605,
                732.2926851414061
              ],
              [
                706144.1958700428,
                5378734.0083390605,
                1026.892685141406
              ],
              [
                706144.1958700428,
                5377175.808339061,
                1026.892685141406
              ],
              [
                704587.2558700428,
                5377175.808339061,
                732.2926851414061
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:51:48+00:00",
        "end_time": "2018-07-21T01:41:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1605808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1605808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1605808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1605808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2295989,
            48.51382748,
            732.2926851,
            -120.2077717,
            48.52833829,
            1026.892685
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22959891281185,
                  48.514336562426294,
                  732.2926851414061
                ],
                [
                  -120.22883466002502,
                  48.52833829276298,
                  732.2926851414061
                ],
                [
                  -120.20777166056632,
                  48.52782896171744,
                  1026.892685141406
                ],
                [
                  -120.20854170393645,
                  48.51382748048653,
                  1026.892685141406
                ],
                [
                  -120.22959891281185,
                  48.514336562426294,
                  732.2926851414061
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1605808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1605808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:51:48Z",
            "pc:count": 38529283,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705365.1134,
                "count": 38529283,
                "maximum": 706144.1959,
                "minimum": 704587.2559,
                "name": "X",
                "position": 0,
                "stddev": 430.1385616,
                "variance": 185019.1822
              },
              {
                "average": 5377979.239,
                "count": 38529283,
                "maximum": 5378734.008,
                "minimum": 5377175.808,
                "name": "Y",
                "position": 1,
                "stddev": 435.0764777,
                "variance": 189291.5414
              },
              {
                "average": 856.4307098,
                "count": 38529283,
                "maximum": 1026.892685,
                "minimum": 732.2926851,
                "name": "Z",
                "position": 2,
                "stddev": 71.4383512,
                "variance": 5103.438022
              },
              {
                "average": 1172.402027,
                "count": 38529283,
                "maximum": 4095,
                "minimum": 6,
                "name": "Intensity",
                "position": 3,
                "stddev": 421.7838324,
                "variance": 177901.6012
              },
              {
                "average": 1.10576854,
                "count": 38529283,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.380132385,
                "variance": 0.1445006301
              },
              {
                "average": 1.21153656,
                "count": 38529283,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5626226048,
                "variance": 0.3165441955
              },
              {
                "average": 0.4958788099,
                "count": 38529283,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499983022,
                "variance": 0.2499830223
              },
              {
                "average": 0.0002313305441,
                "count": 38529283,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01520779525,
                "variance": 0.0002312770363
              },
              {
                "average": 1.531526553,
                "count": 38529283,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5175886397,
                "variance": 0.267898
              },
              {
                "average": -0.573375639,
                "count": 38529283,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.05648218,
                "variance": 101.1328338
              },
              {
                "average": 0,
                "count": 38529283,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.5062647,
                "count": 38529283,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.89709863,
                "variance": 1217.807493
              },
              {
                "average": 216177794,
                "count": 38529283,
                "maximum": 216234308.5,
                "minimum": 216172491.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12983.01865,
                "variance": 168558773.2
              },
              {
                "average": 0,
                "count": 38529283,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38529283,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38529283,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38529283,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38529283,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704587.2559,
              5377175.808,
              732.2926851,
              706144.1959,
              5378734.008,
              1026.892685
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704587.2558700428,
                    5377175.808339061,
                    732.2926851414061
                  ],
                  [
                    704587.2558700428,
                    5378734.0083390605,
                    732.2926851414061
                  ],
                  [
                    706144.1958700428,
                    5378734.0083390605,
                    1026.892685141406
                  ],
                  [
                    706144.1958700428,
                    5377175.808339061,
                    1026.892685141406
                  ],
                  [
                    704587.2558700428,
                    5377175.808339061,
                    732.2926851414061
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:51:48+00:00",
            "end_time": "2018-07-21T01:41:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04683549936289,
              48.379599356376666,
              623.9350663404726
            ],
            [
              -120.04602469554479,
              48.39359953928588,
              623.9350663404726
            ],
            [
              -120.02501804262323,
              48.393057817019454,
              907.7550663404726
            ],
            [
              -120.02583459166445,
              48.37905789887576,
              907.7550663404726
            ],
            [
              -120.04683549936289,
              48.379599356376666,
              623.9350663404726
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468355,
        48.3790579,
        623.9350663,
        -120.025018,
        48.39359954,
        907.7550663
      ],
      "properties": {
        "datetime": "2018-07-19T23:15:42Z",
        "pc:count": 26896520,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719437.3725,
            "count": 26896520,
            "maximum": 720217.7019,
            "minimum": 718660.5619,
            "name": "X",
            "position": 0,
            "stddev": 431.6247433,
            "variance": 186299.9191
          },
          {
            "average": 5363487.495,
            "count": 26896520,
            "maximum": 5364265.143,
            "minimum": 5362706.903,
            "name": "Y",
            "position": 1,
            "stddev": 435.4800765,
            "variance": 189642.897
          },
          {
            "average": 753.8406189,
            "count": 26896520,
            "maximum": 907.7550663,
            "minimum": 623.9350663,
            "name": "Z",
            "position": 2,
            "stddev": 53.03968791,
            "variance": 2813.208493
          },
          {
            "average": 1201.3067,
            "count": 26896520,
            "maximum": 4095,
            "minimum": 107,
            "name": "Intensity",
            "position": 3,
            "stddev": 183.1464557,
            "variance": 33542.62422
          },
          {
            "average": 1.004574978,
            "count": 26896520,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.07240075665,
            "variance": 0.005241869564
          },
          {
            "average": 1.009152745,
            "count": 26896520,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1055170596,
            "variance": 0.01113384987
          },
          {
            "average": 0.4971085107,
            "count": 26896520,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999916485,
            "variance": 0.2499916486
          },
          {
            "average": 0.0002378746395,
            "count": 26896520,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01542135091,
            "variance": 0.000237818064
          },
          {
            "average": 1.675283866,
            "count": 26896520,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4888078732,
            "variance": 0.2389331369
          },
          {
            "average": -2.282882857,
            "count": 26896520,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.736568812,
            "variance": 76.32763462
          },
          {
            "average": 0,
            "count": 26896520,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 45.01571969,
            "count": 26896520,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.309871628,
            "variance": 86.67370973
          },
          {
            "average": 216065522.4,
            "count": 26896520,
            "maximum": 216077342.5,
            "minimum": 216061424.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5217.270283,
            "variance": 27219909.2
          },
          {
            "average": 0,
            "count": 26896520,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26896520,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26896520,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26896520,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26896520,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718660.5619,
          5362706.903,
          623.9350663,
          720217.7019,
          5364265.143,
          907.7550663
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718660.5619403995,
                5362706.903074788,
                623.9350663404726
              ],
              [
                718660.5619403995,
                5364265.143074788,
                623.9350663404726
              ],
              [
                720217.7019403994,
                5364265.143074788,
                907.7550663404726
              ],
              [
                720217.7019403994,
                5362706.903074788,
                907.7550663404726
              ],
              [
                718660.5619403995,
                5362706.903074788,
                623.9350663404726
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:15:42+00:00",
        "end_time": "2018-07-19T18:50:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468355,
            48.3790579,
            623.9350663,
            -120.025018,
            48.39359954,
            907.7550663
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04683549936289,
                  48.379599356376666,
                  623.9350663404726
                ],
                [
                  -120.04602469554479,
                  48.39359953928588,
                  623.9350663404726
                ],
                [
                  -120.02501804262323,
                  48.393057817019454,
                  907.7550663404726
                ],
                [
                  -120.02583459166445,
                  48.37905789887576,
                  907.7550663404726
                ],
                [
                  -120.04683549936289,
                  48.379599356376666,
                  623.9350663404726
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:15:42Z",
            "pc:count": 26896520,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719437.3725,
                "count": 26896520,
                "maximum": 720217.7019,
                "minimum": 718660.5619,
                "name": "X",
                "position": 0,
                "stddev": 431.6247433,
                "variance": 186299.9191
              },
              {
                "average": 5363487.495,
                "count": 26896520,
                "maximum": 5364265.143,
                "minimum": 5362706.903,
                "name": "Y",
                "position": 1,
                "stddev": 435.4800765,
                "variance": 189642.897
              },
              {
                "average": 753.8406189,
                "count": 26896520,
                "maximum": 907.7550663,
                "minimum": 623.9350663,
                "name": "Z",
                "position": 2,
                "stddev": 53.03968791,
                "variance": 2813.208493
              },
              {
                "average": 1201.3067,
                "count": 26896520,
                "maximum": 4095,
                "minimum": 107,
                "name": "Intensity",
                "position": 3,
                "stddev": 183.1464557,
                "variance": 33542.62422
              },
              {
                "average": 1.004574978,
                "count": 26896520,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.07240075665,
                "variance": 0.005241869564
              },
              {
                "average": 1.009152745,
                "count": 26896520,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1055170596,
                "variance": 0.01113384987
              },
              {
                "average": 0.4971085107,
                "count": 26896520,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999916485,
                "variance": 0.2499916486
              },
              {
                "average": 0.0002378746395,
                "count": 26896520,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01542135091,
                "variance": 0.000237818064
              },
              {
                "average": 1.675283866,
                "count": 26896520,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4888078732,
                "variance": 0.2389331369
              },
              {
                "average": -2.282882857,
                "count": 26896520,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.736568812,
                "variance": 76.32763462
              },
              {
                "average": 0,
                "count": 26896520,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 45.01571969,
                "count": 26896520,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.309871628,
                "variance": 86.67370973
              },
              {
                "average": 216065522.4,
                "count": 26896520,
                "maximum": 216077342.5,
                "minimum": 216061424.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5217.270283,
                "variance": 27219909.2
              },
              {
                "average": 0,
                "count": 26896520,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26896520,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26896520,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26896520,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26896520,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718660.5619,
              5362706.903,
              623.9350663,
              720217.7019,
              5364265.143,
              907.7550663
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718660.5619403995,
                    5362706.903074788,
                    623.9350663404726
                  ],
                  [
                    718660.5619403995,
                    5364265.143074788,
                    623.9350663404726
                  ],
                  [
                    720217.7019403994,
                    5364265.143074788,
                    907.7550663404726
                  ],
                  [
                    720217.7019403994,
                    5362706.903074788,
                    907.7550663404726
                  ],
                  [
                    718660.5619403995,
                    5362706.903074788,
                    623.9350663404726
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:15:42+00:00",
            "end_time": "2018-07-19T18:50:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04682485082711,
              48.366107087513164,
              578.0593028327598
            ],
            [
              -120.04601455281774,
              48.380105146954406,
              578.0593028327598
            ],
            [
              -120.02501102509159,
              48.37956347255425,
              773.1193028327598
            ],
            [
              -120.02582706386598,
              48.36556567780003,
              773.1193028327598
            ],
            [
              -120.04682485082711,
              48.366107087513164,
              578.0593028327598
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468249,
        48.36556568,
        578.0593028,
        -120.025011,
        48.38010515,
        773.1193028
      ],
      "properties": {
        "datetime": "2018-07-19T23:15:16Z",
        "pc:count": 26368905,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719498.9541,
            "count": 26368905,
            "maximum": 720276.4924,
            "minimum": 718719.1724,
            "name": "X",
            "position": 0,
            "stddev": 428.4718175,
            "variance": 183588.0984
          },
          {
            "average": 5361981.121,
            "count": 26368905,
            "maximum": 5362765.459,
            "minimum": 5361207.459,
            "name": "Y",
            "position": 1,
            "stddev": 431.1414229,
            "variance": 185882.9265
          },
          {
            "average": 657.618677,
            "count": 26368905,
            "maximum": 773.1193028,
            "minimum": 578.0593028,
            "name": "Z",
            "position": 2,
            "stddev": 44.88626847,
            "variance": 2014.777097
          },
          {
            "average": 1170.210024,
            "count": 26368905,
            "maximum": 4095,
            "minimum": 102,
            "name": "Intensity",
            "position": 3,
            "stddev": 249.7946861,
            "variance": 62397.38521
          },
          {
            "average": 1.01275381,
            "count": 26368905,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1196044107,
            "variance": 0.01430521506
          },
          {
            "average": 1.025507923,
            "count": 26368905,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.173207253,
            "variance": 0.03000075251
          },
          {
            "average": 0.4972659274,
            "count": 26368905,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999925343,
            "variance": 0.2499925343
          },
          {
            "average": 0.0002466920792,
            "count": 26368905,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01570449718,
            "variance": 0.0002466312315
          },
          {
            "average": 1.678842675,
            "count": 26368905,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4881140057,
            "variance": 0.2382552826
          },
          {
            "average": -2.18125345,
            "count": 26368905,
            "maximum": 13.99800014,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.415182866,
            "variance": 70.81530267
          },
          {
            "average": 0,
            "count": 26368905,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.76050602,
            "count": 26368905,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.041649524,
            "variance": 81.75142611
          },
          {
            "average": 216065371.7,
            "count": 26368905,
            "maximum": 216077316.1,
            "minimum": 216061449.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5058.632939,
            "variance": 25589767.21
          },
          {
            "average": 0,
            "count": 26368905,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26368905,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26368905,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26368905,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 26368905,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718719.1724,
          5361207.459,
          578.0593028,
          720276.4924,
          5362765.459,
          773.1193028
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718719.1723721094,
                5361207.458870716,
                578.0593028327598
              ],
              [
                718719.1723721094,
                5362765.458870716,
                578.0593028327598
              ],
              [
                720276.4923721094,
                5362765.458870716,
                773.1193028327598
              ],
              [
                720276.4923721094,
                5361207.458870716,
                773.1193028327598
              ],
              [
                718719.1723721094,
                5361207.458870716,
                578.0593028327598
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:15:16+00:00",
        "end_time": "2018-07-19T18:50:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468249,
            48.36556568,
            578.0593028,
            -120.025011,
            48.38010515,
            773.1193028
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04682485082711,
                  48.366107087513164,
                  578.0593028327598
                ],
                [
                  -120.04601455281774,
                  48.380105146954406,
                  578.0593028327598
                ],
                [
                  -120.02501102509159,
                  48.37956347255425,
                  773.1193028327598
                ],
                [
                  -120.02582706386598,
                  48.36556567780003,
                  773.1193028327598
                ],
                [
                  -120.04682485082711,
                  48.366107087513164,
                  578.0593028327598
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:15:16Z",
            "pc:count": 26368905,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719498.9541,
                "count": 26368905,
                "maximum": 720276.4924,
                "minimum": 718719.1724,
                "name": "X",
                "position": 0,
                "stddev": 428.4718175,
                "variance": 183588.0984
              },
              {
                "average": 5361981.121,
                "count": 26368905,
                "maximum": 5362765.459,
                "minimum": 5361207.459,
                "name": "Y",
                "position": 1,
                "stddev": 431.1414229,
                "variance": 185882.9265
              },
              {
                "average": 657.618677,
                "count": 26368905,
                "maximum": 773.1193028,
                "minimum": 578.0593028,
                "name": "Z",
                "position": 2,
                "stddev": 44.88626847,
                "variance": 2014.777097
              },
              {
                "average": 1170.210024,
                "count": 26368905,
                "maximum": 4095,
                "minimum": 102,
                "name": "Intensity",
                "position": 3,
                "stddev": 249.7946861,
                "variance": 62397.38521
              },
              {
                "average": 1.01275381,
                "count": 26368905,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1196044107,
                "variance": 0.01430521506
              },
              {
                "average": 1.025507923,
                "count": 26368905,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.173207253,
                "variance": 0.03000075251
              },
              {
                "average": 0.4972659274,
                "count": 26368905,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999925343,
                "variance": 0.2499925343
              },
              {
                "average": 0.0002466920792,
                "count": 26368905,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01570449718,
                "variance": 0.0002466312315
              },
              {
                "average": 1.678842675,
                "count": 26368905,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4881140057,
                "variance": 0.2382552826
              },
              {
                "average": -2.18125345,
                "count": 26368905,
                "maximum": 13.99800014,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.415182866,
                "variance": 70.81530267
              },
              {
                "average": 0,
                "count": 26368905,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.76050602,
                "count": 26368905,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.041649524,
                "variance": 81.75142611
              },
              {
                "average": 216065371.7,
                "count": 26368905,
                "maximum": 216077316.1,
                "minimum": 216061449.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5058.632939,
                "variance": 25589767.21
              },
              {
                "average": 0,
                "count": 26368905,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26368905,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26368905,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26368905,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 26368905,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718719.1724,
              5361207.459,
              578.0593028,
              720276.4924,
              5362765.459,
              773.1193028
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718719.1723721094,
                    5361207.458870716,
                    578.0593028327598
                  ],
                  [
                    718719.1723721094,
                    5362765.458870716,
                    578.0593028327598
                  ],
                  [
                    720276.4923721094,
                    5362765.458870716,
                    773.1193028327598
                  ],
                  [
                    720276.4923721094,
                    5361207.458870716,
                    773.1193028327598
                  ],
                  [
                    718719.1723721094,
                    5361207.458870716,
                    578.0593028327598
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:15:16+00:00",
            "end_time": "2018-07-19T18:50:49+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1614808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02670456250199,
              48.59552753607556,
              1305.6683731245637
            ],
            [
              -120.02588182284707,
              48.60953035045543,
              1305.6683731245637
            ],
            [
              -120.00478560223371,
              48.6089831275767,
              1860.7283731245636
            ],
            [
              -120.00561415660644,
              48.59498058095144,
              1860.7283731245636
            ],
            [
              -120.02670456250199,
              48.59552753607556,
              1305.6683731245637
            ]
          ]
        ]
      },
      "bbox": [
        -120.0267046,
        48.59498058,
        1305.668373,
        -120.0047856,
        48.60953035,
        1860.728373
      ],
      "properties": {
        "datetime": "2018-07-19T19:17:38Z",
        "pc:count": 49999366,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719992.6849,
            "count": 49999366,
            "maximum": 720774.7781,
            "minimum": 719217.5981,
            "name": "X",
            "position": 0,
            "stddev": 432.3035683,
            "variance": 186886.3751
          },
          {
            "average": 5387543.044,
            "count": 49999366,
            "maximum": 5388320.857,
            "minimum": 5386762.237,
            "name": "Y",
            "position": 1,
            "stddev": 431.030835,
            "variance": 185787.5808
          },
          {
            "average": 1653.732459,
            "count": 49999366,
            "maximum": 1860.728373,
            "minimum": 1305.668373,
            "name": "Z",
            "position": 2,
            "stddev": 129.0041786,
            "variance": 16642.0781
          },
          {
            "average": 1027.587114,
            "count": 49999366,
            "maximum": 4095,
            "minimum": 383,
            "name": "Intensity",
            "position": 3,
            "stddev": 575.7150723,
            "variance": 331447.8444
          },
          {
            "average": 1.715016206,
            "count": 49999366,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8778080161,
            "variance": 0.7705469132
          },
          {
            "average": 2.429971372,
            "count": 49999366,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.041788494,
            "variance": 1.085323267
          },
          {
            "average": 0.4978236724,
            "count": 49999366,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999952686,
            "variance": 0.2499952686
          },
          {
            "average": 0.0002698034211,
            "count": 49999366,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01642347809,
            "variance": 0.0002697306326
          },
          {
            "average": 1.221093443,
            "count": 49999366,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4627642043,
            "variance": 0.2141507088
          },
          {
            "average": -0.8716761063,
            "count": 49999366,
            "maximum": 22.00200081,
            "minimum": -22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 12.89562773,
            "variance": 166.2972146
          },
          {
            "average": 0,
            "count": 49999366,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.29902275,
            "count": 49999366,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.152245125,
            "variance": 4.632159076
          },
          {
            "average": 216060921.7,
            "count": 49999366,
            "maximum": 216063058,
            "minimum": 216059063.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1111.966828,
            "variance": 1236470.226
          },
          {
            "average": 0,
            "count": 49999366,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49999366,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49999366,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49999366,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 49999366,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          719217.5981,
          5386762.237,
          1305.668373,
          720774.7781,
          5388320.857,
          1860.728373
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                719217.5981477763,
                5386762.236922842,
                1305.6683731245637
              ],
              [
                719217.5981477763,
                5388320.856922842,
                1305.6683731245637
              ],
              [
                720774.7781477763,
                5388320.856922842,
                1860.7283731245636
              ],
              [
                720774.7781477763,
                5386762.236922842,
                1860.7283731245636
              ],
              [
                719217.5981477763,
                5386762.236922842,
                1305.6683731245637
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:17:38+00:00",
        "end_time": "2018-07-19T18:11:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1614808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1614808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1614808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1614808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0267046,
            48.59498058,
            1305.668373,
            -120.0047856,
            48.60953035,
            1860.728373
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02670456250199,
                  48.59552753607556,
                  1305.6683731245637
                ],
                [
                  -120.02588182284707,
                  48.60953035045543,
                  1305.6683731245637
                ],
                [
                  -120.00478560223371,
                  48.6089831275767,
                  1860.7283731245636
                ],
                [
                  -120.00561415660644,
                  48.59498058095144,
                  1860.7283731245636
                ],
                [
                  -120.02670456250199,
                  48.59552753607556,
                  1305.6683731245637
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1614808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1614808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:17:38Z",
            "pc:count": 49999366,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719992.6849,
                "count": 49999366,
                "maximum": 720774.7781,
                "minimum": 719217.5981,
                "name": "X",
                "position": 0,
                "stddev": 432.3035683,
                "variance": 186886.3751
              },
              {
                "average": 5387543.044,
                "count": 49999366,
                "maximum": 5388320.857,
                "minimum": 5386762.237,
                "name": "Y",
                "position": 1,
                "stddev": 431.030835,
                "variance": 185787.5808
              },
              {
                "average": 1653.732459,
                "count": 49999366,
                "maximum": 1860.728373,
                "minimum": 1305.668373,
                "name": "Z",
                "position": 2,
                "stddev": 129.0041786,
                "variance": 16642.0781
              },
              {
                "average": 1027.587114,
                "count": 49999366,
                "maximum": 4095,
                "minimum": 383,
                "name": "Intensity",
                "position": 3,
                "stddev": 575.7150723,
                "variance": 331447.8444
              },
              {
                "average": 1.715016206,
                "count": 49999366,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8778080161,
                "variance": 0.7705469132
              },
              {
                "average": 2.429971372,
                "count": 49999366,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.041788494,
                "variance": 1.085323267
              },
              {
                "average": 0.4978236724,
                "count": 49999366,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999952686,
                "variance": 0.2499952686
              },
              {
                "average": 0.0002698034211,
                "count": 49999366,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01642347809,
                "variance": 0.0002697306326
              },
              {
                "average": 1.221093443,
                "count": 49999366,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4627642043,
                "variance": 0.2141507088
              },
              {
                "average": -0.8716761063,
                "count": 49999366,
                "maximum": 22.00200081,
                "minimum": -22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 12.89562773,
                "variance": 166.2972146
              },
              {
                "average": 0,
                "count": 49999366,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.29902275,
                "count": 49999366,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.152245125,
                "variance": 4.632159076
              },
              {
                "average": 216060921.7,
                "count": 49999366,
                "maximum": 216063058,
                "minimum": 216059063.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1111.966828,
                "variance": 1236470.226
              },
              {
                "average": 0,
                "count": 49999366,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49999366,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49999366,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49999366,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 49999366,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              719217.5981,
              5386762.237,
              1305.668373,
              720774.7781,
              5388320.857,
              1860.728373
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    719217.5981477763,
                    5386762.236922842,
                    1305.6683731245637
                  ],
                  [
                    719217.5981477763,
                    5388320.856922842,
                    1305.6683731245637
                  ],
                  [
                    720774.7781477763,
                    5388320.856922842,
                    1860.7283731245636
                  ],
                  [
                    720774.7781477763,
                    5386762.236922842,
                    1860.7283731245636
                  ],
                  [
                    719217.5981477763,
                    5386762.236922842,
                    1305.6683731245637
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:17:38+00:00",
            "end_time": "2018-07-19T18:11:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1613308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00637857886063,
              48.58203324864485,
              1646.109497325113
            ],
            [
              -120.00555059123236,
              48.596036196034504,
              1646.109497325113
            ],
            [
              -119.98445956964967,
              48.59548534126843,
              2001.989497325113
            ],
            [
              -119.98529336763261,
              48.5814826633968,
              2001.989497325113
            ],
            [
              -120.00637857886063,
              48.58203324864485,
              1646.109497325113
            ]
          ]
        ]
      },
      "bbox": [
        -120.0063786,
        48.58148266,
        1646.109497,
        -119.9844596,
        48.5960362,
        2001.989497
      ],
      "properties": {
        "datetime": "2018-07-19T18:34:56Z",
        "pc:count": 52539684,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721528.9833,
            "count": 52539684,
            "maximum": 722332.1011,
            "minimum": 720774.8611,
            "name": "X",
            "position": 0,
            "stddev": 438.1156493,
            "variance": 191945.3221
          },
          {
            "average": 5386100.63,
            "count": 52539684,
            "maximum": 5386879.74,
            "minimum": 5385321.08,
            "name": "Y",
            "position": 1,
            "stddev": 435.4514299,
            "variance": 189617.9478
          },
          {
            "average": 1787.023019,
            "count": 52539684,
            "maximum": 2001.989497,
            "minimum": 1646.109497,
            "name": "Z",
            "position": 2,
            "stddev": 68.9715071,
            "variance": 4757.068791
          },
          {
            "average": 1041.721468,
            "count": 52539684,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 609.7021569,
            "variance": 371736.7202
          },
          {
            "average": 1.659609468,
            "count": 52539684,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8207928861,
            "variance": 0.6737009619
          },
          {
            "average": 2.319003137,
            "count": 52539684,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9625384352,
            "variance": 0.9264802392
          },
          {
            "average": 0.4971325484,
            "count": 52539684,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999917824,
            "variance": 0.2499917825
          },
          {
            "average": 0.0003072534658,
            "count": 52539684,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01752595409,
            "variance": 0.0003071590669
          },
          {
            "average": 1.237758415,
            "count": 52539684,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4694372284,
            "variance": 0.2203713114
          },
          {
            "average": 0.01159964986,
            "count": 52539684,
            "maximum": 22.99799919,
            "minimum": -22.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 13.87711858,
            "variance": 192.57442
          },
          {
            "average": 0,
            "count": 52539684,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.20862141,
            "count": 52539684,
            "maximum": 35,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.938565743,
            "variance": 3.758037138
          },
          {
            "average": 216058304.3,
            "count": 52539684,
            "maximum": 216060496.3,
            "minimum": 216056206.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1151.839449,
            "variance": 1326734.117
          },
          {
            "average": 0,
            "count": 52539684,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52539684,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52539684,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52539684,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52539684,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720774.8611,
          5385321.08,
          1646.109497,
          722332.1011,
          5386879.74,
          2001.989497
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720774.8610910978,
                5385321.080257144,
                1646.109497325113
              ],
              [
                720774.8610910978,
                5386879.740257144,
                1646.109497325113
              ],
              [
                722332.1010910978,
                5386879.740257144,
                2001.989497325113
              ],
              [
                722332.1010910978,
                5385321.080257144,
                2001.989497325113
              ],
              [
                720774.8610910978,
                5385321.080257144,
                1646.109497325113
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:34:56+00:00",
        "end_time": "2018-07-19T17:23:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1613308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1613308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1613308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1613308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0063786,
            48.58148266,
            1646.109497,
            -119.9844596,
            48.5960362,
            2001.989497
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00637857886063,
                  48.58203324864485,
                  1646.109497325113
                ],
                [
                  -120.00555059123236,
                  48.596036196034504,
                  1646.109497325113
                ],
                [
                  -119.98445956964967,
                  48.59548534126843,
                  2001.989497325113
                ],
                [
                  -119.98529336763261,
                  48.5814826633968,
                  2001.989497325113
                ],
                [
                  -120.00637857886063,
                  48.58203324864485,
                  1646.109497325113
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1613308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1613308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:34:56Z",
            "pc:count": 52539684,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721528.9833,
                "count": 52539684,
                "maximum": 722332.1011,
                "minimum": 720774.8611,
                "name": "X",
                "position": 0,
                "stddev": 438.1156493,
                "variance": 191945.3221
              },
              {
                "average": 5386100.63,
                "count": 52539684,
                "maximum": 5386879.74,
                "minimum": 5385321.08,
                "name": "Y",
                "position": 1,
                "stddev": 435.4514299,
                "variance": 189617.9478
              },
              {
                "average": 1787.023019,
                "count": 52539684,
                "maximum": 2001.989497,
                "minimum": 1646.109497,
                "name": "Z",
                "position": 2,
                "stddev": 68.9715071,
                "variance": 4757.068791
              },
              {
                "average": 1041.721468,
                "count": 52539684,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 609.7021569,
                "variance": 371736.7202
              },
              {
                "average": 1.659609468,
                "count": 52539684,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8207928861,
                "variance": 0.6737009619
              },
              {
                "average": 2.319003137,
                "count": 52539684,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9625384352,
                "variance": 0.9264802392
              },
              {
                "average": 0.4971325484,
                "count": 52539684,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999917824,
                "variance": 0.2499917825
              },
              {
                "average": 0.0003072534658,
                "count": 52539684,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01752595409,
                "variance": 0.0003071590669
              },
              {
                "average": 1.237758415,
                "count": 52539684,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4694372284,
                "variance": 0.2203713114
              },
              {
                "average": 0.01159964986,
                "count": 52539684,
                "maximum": 22.99799919,
                "minimum": -22.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 13.87711858,
                "variance": 192.57442
              },
              {
                "average": 0,
                "count": 52539684,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.20862141,
                "count": 52539684,
                "maximum": 35,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.938565743,
                "variance": 3.758037138
              },
              {
                "average": 216058304.3,
                "count": 52539684,
                "maximum": 216060496.3,
                "minimum": 216056206.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1151.839449,
                "variance": 1326734.117
              },
              {
                "average": 0,
                "count": 52539684,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52539684,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52539684,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52539684,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52539684,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720774.8611,
              5385321.08,
              1646.109497,
              722332.1011,
              5386879.74,
              2001.989497
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720774.8610910978,
                    5385321.080257144,
                    1646.109497325113
                  ],
                  [
                    720774.8610910978,
                    5386879.740257144,
                    1646.109497325113
                  ],
                  [
                    722332.1010910978,
                    5386879.740257144,
                    2001.989497325113
                  ],
                  [
                    722332.1010910978,
                    5385321.080257144,
                    2001.989497325113
                  ],
                  [
                    720774.8610910978,
                    5385321.080257144,
                    1646.109497325113
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:34:56+00:00",
            "end_time": "2018-07-19T17:23:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24907153615536,
              48.33886998713006,
              807.7578208319612
            ],
            [
              -120.24831750493323,
              48.35286878164177,
              807.7578208319612
            ],
            [
              -120.22732657626368,
              48.35236437763216,
              1281.6978208319613
            ],
            [
              -120.22808634164011,
              48.3383658295806,
              1281.6978208319613
            ],
            [
              -120.24907153615536,
              48.33886998713006,
              807.7578208319612
            ]
          ]
        ]
      },
      "bbox": [
        -120.2490715,
        48.33836583,
        807.7578208,
        -120.2273266,
        48.35286878,
        1281.697821
      ],
      "properties": {
        "datetime": "2018-07-21T20:09:19Z",
        "pc:count": 56410658,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704618.1846,
            "count": 56410658,
            "maximum": 705407.3221,
            "minimum": 703850.3821,
            "name": "X",
            "position": 0,
            "stddev": 420.3360352,
            "variance": 176682.3825
          },
          {
            "average": 5358451.308,
            "count": 56410658,
            "maximum": 5359180.5,
            "minimum": 5357622.7,
            "name": "Y",
            "position": 1,
            "stddev": 421.6268376,
            "variance": 177769.1902
          },
          {
            "average": 1038.835361,
            "count": 56410658,
            "maximum": 1281.697821,
            "minimum": 807.7578208,
            "name": "Z",
            "position": 2,
            "stddev": 95.22076745,
            "variance": 9066.994554
          },
          {
            "average": 929.2234605,
            "count": 56410658,
            "maximum": 4095,
            "minimum": 59,
            "name": "Intensity",
            "position": 3,
            "stddev": 438.7028475,
            "variance": 192460.1884
          },
          {
            "average": 1.474902863,
            "count": 56410658,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7604595755,
            "variance": 0.5782987659
          },
          {
            "average": 1.95005903,
            "count": 56410658,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.017204923,
            "variance": 1.034705856
          },
          {
            "average": 0.4967143266,
            "count": 56410658,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892087,
            "variance": 0.2499892088
          },
          {
            "average": 0.0002525763837,
            "count": 56410658,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01589064484,
            "variance": 0.0002525125934
          },
          {
            "average": 1.260500968,
            "count": 56410658,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4797125094,
            "variance": 0.2301240917
          },
          {
            "average": 0.2355135436,
            "count": 56410658,
            "maximum": 16.99799919,
            "minimum": -18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.573483,
            "variance": 111.7985427
          },
          {
            "average": 0,
            "count": 56410658,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 47.2971296,
            "count": 56410658,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.85490436,
            "variance": 4336.868429
          },
          {
            "average": 216223460.8,
            "count": 56410658,
            "maximum": 216238959.2,
            "minimum": 216175175.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23584.70377,
            "variance": 556238251.8
          },
          {
            "average": 0,
            "count": 56410658,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56410658,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56410658,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56410658,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 56410658,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703850.3821,
          5357622.7,
          807.7578208,
          705407.3221,
          5359180.5,
          1281.697821
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703850.3821253054,
                5357622.699976495,
                807.7578208319612
              ],
              [
                703850.3821253054,
                5359180.499976495,
                807.7578208319612
              ],
              [
                705407.3221253053,
                5359180.499976495,
                1281.6978208319613
              ],
              [
                705407.3221253053,
                5357622.699976495,
                1281.6978208319613
              ],
              [
                703850.3821253054,
                5357622.699976495,
                807.7578208319612
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:09:19+00:00",
        "end_time": "2018-07-21T02:26:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2490715,
            48.33836583,
            807.7578208,
            -120.2273266,
            48.35286878,
            1281.697821
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24907153615536,
                  48.33886998713006,
                  807.7578208319612
                ],
                [
                  -120.24831750493323,
                  48.35286878164177,
                  807.7578208319612
                ],
                [
                  -120.22732657626368,
                  48.35236437763216,
                  1281.6978208319613
                ],
                [
                  -120.22808634164011,
                  48.3383658295806,
                  1281.6978208319613
                ],
                [
                  -120.24907153615536,
                  48.33886998713006,
                  807.7578208319612
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:09:19Z",
            "pc:count": 56410658,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704618.1846,
                "count": 56410658,
                "maximum": 705407.3221,
                "minimum": 703850.3821,
                "name": "X",
                "position": 0,
                "stddev": 420.3360352,
                "variance": 176682.3825
              },
              {
                "average": 5358451.308,
                "count": 56410658,
                "maximum": 5359180.5,
                "minimum": 5357622.7,
                "name": "Y",
                "position": 1,
                "stddev": 421.6268376,
                "variance": 177769.1902
              },
              {
                "average": 1038.835361,
                "count": 56410658,
                "maximum": 1281.697821,
                "minimum": 807.7578208,
                "name": "Z",
                "position": 2,
                "stddev": 95.22076745,
                "variance": 9066.994554
              },
              {
                "average": 929.2234605,
                "count": 56410658,
                "maximum": 4095,
                "minimum": 59,
                "name": "Intensity",
                "position": 3,
                "stddev": 438.7028475,
                "variance": 192460.1884
              },
              {
                "average": 1.474902863,
                "count": 56410658,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7604595755,
                "variance": 0.5782987659
              },
              {
                "average": 1.95005903,
                "count": 56410658,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.017204923,
                "variance": 1.034705856
              },
              {
                "average": 0.4967143266,
                "count": 56410658,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892087,
                "variance": 0.2499892088
              },
              {
                "average": 0.0002525763837,
                "count": 56410658,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01589064484,
                "variance": 0.0002525125934
              },
              {
                "average": 1.260500968,
                "count": 56410658,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4797125094,
                "variance": 0.2301240917
              },
              {
                "average": 0.2355135436,
                "count": 56410658,
                "maximum": 16.99799919,
                "minimum": -18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.573483,
                "variance": 111.7985427
              },
              {
                "average": 0,
                "count": 56410658,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 47.2971296,
                "count": 56410658,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.85490436,
                "variance": 4336.868429
              },
              {
                "average": 216223460.8,
                "count": 56410658,
                "maximum": 216238959.2,
                "minimum": 216175175.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23584.70377,
                "variance": 556238251.8
              },
              {
                "average": 0,
                "count": 56410658,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56410658,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56410658,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56410658,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 56410658,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703850.3821,
              5357622.7,
              807.7578208,
              705407.3221,
              5359180.5,
              1281.697821
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703850.3821253054,
                    5357622.699976495,
                    807.7578208319612
                  ],
                  [
                    703850.3821253054,
                    5359180.499976495,
                    807.7578208319612
                  ],
                  [
                    705407.3221253053,
                    5359180.499976495,
                    1281.6978208319613
                  ],
                  [
                    705407.3221253053,
                    5357622.699976495,
                    1281.6978208319613
                  ],
                  [
                    703850.3821253054,
                    5357622.699976495,
                    807.7578208319612
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:09:19+00:00",
            "end_time": "2018-07-21T02:26:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04681236729644,
              48.35261166995522,
              543.7411154813708
            ],
            [
              -120.0460023663474,
              48.366611199761,
              543.7411154813708
            ],
            [
              -120.02500546648044,
              48.366069663642364,
              694.6611154813709
            ],
            [
              -120.02582120425525,
              48.35207039846892,
              694.6611154813709
            ],
            [
              -120.04681236729644,
              48.35261166995522,
              543.7411154813708
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468124,
        48.3520704,
        543.7411155,
        -120.0250055,
        48.3666112,
        694.6611155
      ],
      "properties": {
        "datetime": "2018-07-19T23:14:50Z",
        "pc:count": 27742404,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719557.2101,
            "count": 27742404,
            "maximum": 720335.1604,
            "minimum": 718777.9204,
            "name": "X",
            "position": 0,
            "stddev": 429.6925796,
            "variance": 184635.7129
          },
          {
            "average": 5360479.778,
            "count": 27742404,
            "maximum": 5361265.833,
            "minimum": 5359707.673,
            "name": "Y",
            "position": 1,
            "stddev": 432.1450651,
            "variance": 186749.3573
          },
          {
            "average": 606.6784313,
            "count": 27742404,
            "maximum": 694.6611155,
            "minimum": 543.7411155,
            "name": "Z",
            "position": 2,
            "stddev": 36.24653161,
            "variance": 1313.811054
          },
          {
            "average": 1159.171109,
            "count": 27742404,
            "maximum": 4095,
            "minimum": 114,
            "name": "Intensity",
            "position": 3,
            "stddev": 298.6257997,
            "variance": 89177.36822
          },
          {
            "average": 1.022443585,
            "count": 27742404,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1599165356,
            "variance": 0.02557329835
          },
          {
            "average": 1.044884322,
            "count": 27742404,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2318800222,
            "variance": 0.05376834468
          },
          {
            "average": 0.4967810648,
            "count": 27742404,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999896474,
            "variance": 0.2499896475
          },
          {
            "average": 0.0002390203819,
            "count": 27742404,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01545843653,
            "variance": 0.0002389632598
          },
          {
            "average": 1.614122554,
            "count": 27742404,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5007633153,
            "variance": 0.2507638979
          },
          {
            "average": -2.391696272,
            "count": 27742404,
            "maximum": 13.00199986,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.214326057,
            "variance": 67.47515256
          },
          {
            "average": 0,
            "count": 27742404,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.88660042,
            "count": 27742404,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.221267934,
            "variance": 85.03178231
          },
          {
            "average": 216065440.6,
            "count": 27742404,
            "maximum": 216077290.9,
            "minimum": 216061474.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 5147.608861,
            "variance": 26497876.98
          },
          {
            "average": 0,
            "count": 27742404,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742404,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742404,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742404,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27742404,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718777.9204,
          5359707.673,
          543.7411155,
          720335.1604,
          5361265.833,
          694.6611155
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718777.9204349223,
                5359707.672577978,
                543.7411154813708
              ],
              [
                718777.9204349223,
                5361265.832577978,
                543.7411154813708
              ],
              [
                720335.1604349223,
                5361265.832577978,
                694.6611154813709
              ],
              [
                720335.1604349223,
                5359707.672577978,
                694.6611154813709
              ],
              [
                718777.9204349223,
                5359707.672577978,
                543.7411154813708
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:14:50+00:00",
        "end_time": "2018-07-19T18:51:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468124,
            48.3520704,
            543.7411155,
            -120.0250055,
            48.3666112,
            694.6611155
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04681236729644,
                  48.35261166995522,
                  543.7411154813708
                ],
                [
                  -120.0460023663474,
                  48.366611199761,
                  543.7411154813708
                ],
                [
                  -120.02500546648044,
                  48.366069663642364,
                  694.6611154813709
                ],
                [
                  -120.02582120425525,
                  48.35207039846892,
                  694.6611154813709
                ],
                [
                  -120.04681236729644,
                  48.35261166995522,
                  543.7411154813708
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:14:50Z",
            "pc:count": 27742404,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719557.2101,
                "count": 27742404,
                "maximum": 720335.1604,
                "minimum": 718777.9204,
                "name": "X",
                "position": 0,
                "stddev": 429.6925796,
                "variance": 184635.7129
              },
              {
                "average": 5360479.778,
                "count": 27742404,
                "maximum": 5361265.833,
                "minimum": 5359707.673,
                "name": "Y",
                "position": 1,
                "stddev": 432.1450651,
                "variance": 186749.3573
              },
              {
                "average": 606.6784313,
                "count": 27742404,
                "maximum": 694.6611155,
                "minimum": 543.7411155,
                "name": "Z",
                "position": 2,
                "stddev": 36.24653161,
                "variance": 1313.811054
              },
              {
                "average": 1159.171109,
                "count": 27742404,
                "maximum": 4095,
                "minimum": 114,
                "name": "Intensity",
                "position": 3,
                "stddev": 298.6257997,
                "variance": 89177.36822
              },
              {
                "average": 1.022443585,
                "count": 27742404,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1599165356,
                "variance": 0.02557329835
              },
              {
                "average": 1.044884322,
                "count": 27742404,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2318800222,
                "variance": 0.05376834468
              },
              {
                "average": 0.4967810648,
                "count": 27742404,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999896474,
                "variance": 0.2499896475
              },
              {
                "average": 0.0002390203819,
                "count": 27742404,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01545843653,
                "variance": 0.0002389632598
              },
              {
                "average": 1.614122554,
                "count": 27742404,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5007633153,
                "variance": 0.2507638979
              },
              {
                "average": -2.391696272,
                "count": 27742404,
                "maximum": 13.00199986,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.214326057,
                "variance": 67.47515256
              },
              {
                "average": 0,
                "count": 27742404,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.88660042,
                "count": 27742404,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.221267934,
                "variance": 85.03178231
              },
              {
                "average": 216065440.6,
                "count": 27742404,
                "maximum": 216077290.9,
                "minimum": 216061474.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 5147.608861,
                "variance": 26497876.98
              },
              {
                "average": 0,
                "count": 27742404,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742404,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742404,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742404,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27742404,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718777.9204,
              5359707.673,
              543.7411155,
              720335.1604,
              5361265.833,
              694.6611155
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718777.9204349223,
                    5359707.672577978,
                    543.7411154813708
                  ],
                  [
                    718777.9204349223,
                    5361265.832577978,
                    543.7411154813708
                  ],
                  [
                    720335.1604349223,
                    5361265.832577978,
                    694.6611154813709
                  ],
                  [
                    720335.1604349223,
                    5359707.672577978,
                    694.6611154813709
                  ],
                  [
                    718777.9204349223,
                    5359707.672577978,
                    543.7411154813708
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:14:50+00:00",
            "end_time": "2018-07-19T18:51:14+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_598088_1620808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.02673225893139,
              48.64951374205101,
              1790.7068491776756
            ],
            [
              -120.0259079225588,
              48.66351714367505,
              1790.7068491776756
            ],
            [
              -120.00479053624412,
              48.662969509788546,
              2137.8068491776758
            ],
            [
              -120.00562070451583,
              48.64896637619662,
              2137.8068491776758
            ],
            [
              -120.02673225893139,
              48.64951374205101,
              1790.7068491776756
            ]
          ]
        ]
      },
      "bbox": [
        -120.0267323,
        48.64896638,
        1790.706849,
        -120.0047905,
        48.66351714,
        2137.806849
      ],
      "properties": {
        "datetime": "2018-07-19T19:16:04Z",
        "pc:count": 31832266,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719748.4321,
            "count": 31832266,
            "maximum": 720538.7909,
            "minimum": 718981.7109,
            "name": "X",
            "position": 0,
            "stddev": 424.4059885,
            "variance": 180120.4431
          },
          {
            "average": 5393525.817,
            "count": 31832266,
            "maximum": 5394320.838,
            "minimum": 5392762.138,
            "name": "Y",
            "position": 1,
            "stddev": 440.233665,
            "variance": 193805.6798
          },
          {
            "average": 1974.667582,
            "count": 31832266,
            "maximum": 2137.806849,
            "minimum": 1790.706849,
            "name": "Z",
            "position": 2,
            "stddev": 59.57571873,
            "variance": 3549.266263
          },
          {
            "average": 2307.590833,
            "count": 31832266,
            "maximum": 4095,
            "minimum": 370,
            "name": "Intensity",
            "position": 3,
            "stddev": 1048.199171,
            "variance": 1098721.502
          },
          {
            "average": 1.230079379,
            "count": 31832266,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5728538416,
            "variance": 0.3281615239
          },
          {
            "average": 1.459923054,
            "count": 31832266,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8372805208,
            "variance": 0.7010386706
          },
          {
            "average": 0.4986639343,
            "count": 31832266,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999982228,
            "variance": 0.2499982228
          },
          {
            "average": 0.0002657052439,
            "count": 31832266,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01629830215,
            "variance": 0.0002656346529
          },
          {
            "average": 1.489132191,
            "count": 31832266,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.531409639,
            "variance": 0.2823962044
          },
          {
            "average": -1.633761092,
            "count": 31832266,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 15.06365014,
            "variance": 226.9135555
          },
          {
            "average": 0,
            "count": 31832266,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 36.75011776,
            "count": 31832266,
            "maximum": 41,
            "minimum": 33,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.126534843,
            "variance": 4.52215044
          },
          {
            "average": 216060904.9,
            "count": 31832266,
            "maximum": 216062964.5,
            "minimum": 216058962,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1087.641157,
            "variance": 1182963.286
          },
          {
            "average": 0,
            "count": 31832266,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31832266,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31832266,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31832266,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 31832266,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718981.7109,
          5392762.138,
          1790.706849,
          720538.7909,
          5394320.838,
          2137.806849
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718981.7109453811,
                5392762.138280643,
                1790.7068491776756
              ],
              [
                718981.7109453811,
                5394320.838280642,
                1790.7068491776756
              ],
              [
                720538.7909453812,
                5394320.838280642,
                2137.8068491776758
              ],
              [
                720538.7909453812,
                5392762.138280643,
                2137.8068491776758
              ],
              [
                718981.7109453811,
                5392762.138280643,
                1790.7068491776756
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T19:16:04+00:00",
        "end_time": "2018-07-19T18:09:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_598088_1620808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_598088_1620808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_598088_1620808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1620808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0267323,
            48.64896638,
            1790.706849,
            -120.0047905,
            48.66351714,
            2137.806849
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.02673225893139,
                  48.64951374205101,
                  1790.7068491776756
                ],
                [
                  -120.0259079225588,
                  48.66351714367505,
                  1790.7068491776756
                ],
                [
                  -120.00479053624412,
                  48.662969509788546,
                  2137.8068491776758
                ],
                [
                  -120.00562070451583,
                  48.64896637619662,
                  2137.8068491776758
                ],
                [
                  -120.02673225893139,
                  48.64951374205101,
                  1790.7068491776756
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_598088_1620808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_598088_1620808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T19:16:04Z",
            "pc:count": 31832266,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719748.4321,
                "count": 31832266,
                "maximum": 720538.7909,
                "minimum": 718981.7109,
                "name": "X",
                "position": 0,
                "stddev": 424.4059885,
                "variance": 180120.4431
              },
              {
                "average": 5393525.817,
                "count": 31832266,
                "maximum": 5394320.838,
                "minimum": 5392762.138,
                "name": "Y",
                "position": 1,
                "stddev": 440.233665,
                "variance": 193805.6798
              },
              {
                "average": 1974.667582,
                "count": 31832266,
                "maximum": 2137.806849,
                "minimum": 1790.706849,
                "name": "Z",
                "position": 2,
                "stddev": 59.57571873,
                "variance": 3549.266263
              },
              {
                "average": 2307.590833,
                "count": 31832266,
                "maximum": 4095,
                "minimum": 370,
                "name": "Intensity",
                "position": 3,
                "stddev": 1048.199171,
                "variance": 1098721.502
              },
              {
                "average": 1.230079379,
                "count": 31832266,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5728538416,
                "variance": 0.3281615239
              },
              {
                "average": 1.459923054,
                "count": 31832266,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8372805208,
                "variance": 0.7010386706
              },
              {
                "average": 0.4986639343,
                "count": 31832266,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999982228,
                "variance": 0.2499982228
              },
              {
                "average": 0.0002657052439,
                "count": 31832266,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01629830215,
                "variance": 0.0002656346529
              },
              {
                "average": 1.489132191,
                "count": 31832266,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.531409639,
                "variance": 0.2823962044
              },
              {
                "average": -1.633761092,
                "count": 31832266,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 15.06365014,
                "variance": 226.9135555
              },
              {
                "average": 0,
                "count": 31832266,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 36.75011776,
                "count": 31832266,
                "maximum": 41,
                "minimum": 33,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.126534843,
                "variance": 4.52215044
              },
              {
                "average": 216060904.9,
                "count": 31832266,
                "maximum": 216062964.5,
                "minimum": 216058962,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1087.641157,
                "variance": 1182963.286
              },
              {
                "average": 0,
                "count": 31832266,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31832266,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31832266,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31832266,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 31832266,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718981.7109,
              5392762.138,
              1790.706849,
              720538.7909,
              5394320.838,
              2137.806849
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718981.7109453811,
                    5392762.138280643,
                    1790.7068491776756
                  ],
                  [
                    718981.7109453811,
                    5394320.838280642,
                    1790.7068491776756
                  ],
                  [
                    720538.7909453812,
                    5394320.838280642,
                    2137.8068491776758
                  ],
                  [
                    720538.7909453812,
                    5392762.138280643,
                    2137.8068491776758
                  ],
                  [
                    718981.7109453811,
                    5392762.138280643,
                    1790.7068491776756
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T19:16:04+00:00",
            "end_time": "2018-07-19T18:09:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_599588_1619308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.00638504136869,
              48.63601962550001,
              1652.9552382435581
            ],
            [
              -120.0055554729429,
              48.650022620812805,
              1652.9552382435581
            ],
            [
              -119.9844427597915,
              48.64947133397836,
              2106.015238243558
            ],
            [
              -119.98527815566169,
              48.635468608461245,
              2106.015238243558
            ],
            [
              -120.00638504136869,
              48.63601962550001,
              1652.9552382435581
            ]
          ]
        ]
      },
      "bbox": [
        -120.006385,
        48.63546861,
        1652.955238,
        -119.9844428,
        48.65002262,
        2106.015238
      ],
      "properties": {
        "datetime": "2018-07-19T18:36:25Z",
        "pc:count": 33384030,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 721345.531,
            "count": 33384030,
            "maximum": 722096.165,
            "minimum": 720538.985,
            "name": "X",
            "position": 0,
            "stddev": 447.9619068,
            "variance": 200669.87
          },
          {
            "average": 5392094.26,
            "count": 33384030,
            "maximum": 5392879.717,
            "minimum": 5391321.037,
            "name": "Y",
            "position": 1,
            "stddev": 428.6020353,
            "variance": 183699.7047
          },
          {
            "average": 1856.447654,
            "count": 33384030,
            "maximum": 2106.015238,
            "minimum": 1652.955238,
            "name": "Z",
            "position": 2,
            "stddev": 97.56586102,
            "variance": 9519.097237
          },
          {
            "average": 1790.398828,
            "count": 33384030,
            "maximum": 4095,
            "minimum": 379,
            "name": "Intensity",
            "position": 3,
            "stddev": 820.5036579,
            "variance": 673226.2527
          },
          {
            "average": 1.233542176,
            "count": 33384030,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5641329971,
            "variance": 0.3182460385
          },
          {
            "average": 1.466912024,
            "count": 33384030,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8162758972,
            "variance": 0.6663063404
          },
          {
            "average": 0.4967004882,
            "count": 33384030,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891206,
            "variance": 0.2499891207
          },
          {
            "average": 0.0003046366781,
            "count": 33384030,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01745118574,
            "variance": 0.0003045438837
          },
          {
            "average": 1.429118773,
            "count": 33384030,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5493998324,
            "variance": 0.3018401758
          },
          {
            "average": 0.3416391143,
            "count": 33384030,
            "maximum": 24,
            "minimum": -24,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 14.73745172,
            "variance": 217.1924833
          },
          {
            "average": 0,
            "count": 33384030,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 31.50874565,
            "count": 33384030,
            "maximum": 36,
            "minimum": 28,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.044525919,
            "variance": 4.180086235
          },
          {
            "average": 216058231.1,
            "count": 33384030,
            "maximum": 216060585.4,
            "minimum": 216056295.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1167.891226,
            "variance": 1363969.916
          },
          {
            "average": 0,
            "count": 33384030,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33384030,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33384030,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33384030,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 33384030,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          720538.985,
          5391321.037,
          1652.955238,
          722096.165,
          5392879.717,
          2106.015238
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                720538.9849910053,
                5391321.0371597065,
                1652.9552382435581
              ],
              [
                720538.9849910053,
                5392879.717159706,
                1652.9552382435581
              ],
              [
                722096.1649910052,
                5392879.717159706,
                2106.015238243558
              ],
              [
                722096.1649910052,
                5391321.0371597065,
                2106.015238243558
              ],
              [
                720538.9849910053,
                5391321.0371597065,
                1652.9552382435581
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T18:36:25+00:00",
        "end_time": "2018-07-19T17:24:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_599588_1619308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_599588_1619308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_599588_1619308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1619308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.006385,
            48.63546861,
            1652.955238,
            -119.9844428,
            48.65002262,
            2106.015238
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.00638504136869,
                  48.63601962550001,
                  1652.9552382435581
                ],
                [
                  -120.0055554729429,
                  48.650022620812805,
                  1652.9552382435581
                ],
                [
                  -119.9844427597915,
                  48.64947133397836,
                  2106.015238243558
                ],
                [
                  -119.98527815566169,
                  48.635468608461245,
                  2106.015238243558
                ],
                [
                  -120.00638504136869,
                  48.63601962550001,
                  1652.9552382435581
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_599588_1619308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_599588_1619308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T18:36:25Z",
            "pc:count": 33384030,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 721345.531,
                "count": 33384030,
                "maximum": 722096.165,
                "minimum": 720538.985,
                "name": "X",
                "position": 0,
                "stddev": 447.9619068,
                "variance": 200669.87
              },
              {
                "average": 5392094.26,
                "count": 33384030,
                "maximum": 5392879.717,
                "minimum": 5391321.037,
                "name": "Y",
                "position": 1,
                "stddev": 428.6020353,
                "variance": 183699.7047
              },
              {
                "average": 1856.447654,
                "count": 33384030,
                "maximum": 2106.015238,
                "minimum": 1652.955238,
                "name": "Z",
                "position": 2,
                "stddev": 97.56586102,
                "variance": 9519.097237
              },
              {
                "average": 1790.398828,
                "count": 33384030,
                "maximum": 4095,
                "minimum": 379,
                "name": "Intensity",
                "position": 3,
                "stddev": 820.5036579,
                "variance": 673226.2527
              },
              {
                "average": 1.233542176,
                "count": 33384030,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5641329971,
                "variance": 0.3182460385
              },
              {
                "average": 1.466912024,
                "count": 33384030,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8162758972,
                "variance": 0.6663063404
              },
              {
                "average": 0.4967004882,
                "count": 33384030,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891206,
                "variance": 0.2499891207
              },
              {
                "average": 0.0003046366781,
                "count": 33384030,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01745118574,
                "variance": 0.0003045438837
              },
              {
                "average": 1.429118773,
                "count": 33384030,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5493998324,
                "variance": 0.3018401758
              },
              {
                "average": 0.3416391143,
                "count": 33384030,
                "maximum": 24,
                "minimum": -24,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 14.73745172,
                "variance": 217.1924833
              },
              {
                "average": 0,
                "count": 33384030,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 31.50874565,
                "count": 33384030,
                "maximum": 36,
                "minimum": 28,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.044525919,
                "variance": 4.180086235
              },
              {
                "average": 216058231.1,
                "count": 33384030,
                "maximum": 216060585.4,
                "minimum": 216056295.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1167.891226,
                "variance": 1363969.916
              },
              {
                "average": 0,
                "count": 33384030,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33384030,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33384030,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33384030,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 33384030,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              720538.985,
              5391321.037,
              1652.955238,
              722096.165,
              5392879.717,
              2106.015238
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    720538.9849910053,
                    5391321.0371597065,
                    1652.9552382435581
                  ],
                  [
                    720538.9849910053,
                    5392879.717159706,
                    1652.9552382435581
                  ],
                  [
                    722096.1649910052,
                    5392879.717159706,
                    2106.015238243558
                  ],
                  [
                    722096.1649910052,
                    5391321.0371597065,
                    2106.015238243558
                  ],
                  [
                    720538.9849910053,
                    5391321.0371597065,
                    1652.9552382435581
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T18:36:25+00:00",
            "end_time": "2018-07-19T17:24:55+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_596588_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.04680075541042,
              48.33911827038066,
              516.5730771040174
            ],
            [
              -120.04599121791719,
              48.35311639547389,
              516.5730771040174
            ],
            [
              -120.02499878482371,
              48.35257494202693,
              687.3930771040174
            ],
            [
              -120.0258140546188,
              48.33857708148425,
              687.3930771040174
            ],
            [
              -120.04680075541042,
              48.33911827038066,
              516.5730771040174
            ]
          ]
        ]
      },
      "bbox": [
        -120.0468008,
        48.33857708,
        516.5730771,
        -120.0249988,
        48.3531164,
        687.3930771
      ],
      "properties": {
        "datetime": "2018-07-19T23:14:24Z",
        "pc:count": 27239993,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 719627.1997,
            "count": 27239993,
            "maximum": 720393.9035,
            "minimum": 718836.5835,
            "name": "X",
            "position": 0,
            "stddev": 428.366185,
            "variance": 183497.5885
          },
          {
            "average": 5358985.628,
            "count": 27239993,
            "maximum": 5359766.111,
            "minimum": 5358208.111,
            "name": "Y",
            "position": 1,
            "stddev": 425.7926092,
            "variance": 181299.346
          },
          {
            "average": 602.9244593,
            "count": 27239993,
            "maximum": 687.3930771,
            "minimum": 516.5730771,
            "name": "Z",
            "position": 2,
            "stddev": 43.82074967,
            "variance": 1920.258101
          },
          {
            "average": 1126.718712,
            "count": 27239993,
            "maximum": 4095,
            "minimum": 100,
            "name": "Intensity",
            "position": 3,
            "stddev": 218.0033268,
            "variance": 47525.45049
          },
          {
            "average": 1.016323536,
            "count": 27239993,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1334120775,
            "variance": 0.01779878242
          },
          {
            "average": 1.032649751,
            "count": 27239993,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1918613221,
            "variance": 0.03681076693
          },
          {
            "average": 0.4943646645,
            "count": 27239993,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999682512,
            "variance": 0.2499682522
          },
          {
            "average": 0.000233920765,
            "count": 27239993,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01529267977,
            "variance": 0.0002338660546
          },
          {
            "average": 1.59756704,
            "count": 27239993,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5022005122,
            "variance": 0.2522053545
          },
          {
            "average": -1.95919013,
            "count": 27239993,
            "maximum": 13.00199986,
            "minimum": -13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.1548052,
            "variance": 66.50084784
          },
          {
            "average": 0,
            "count": 27239993,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 44.47034601,
            "count": 27239993,
            "maximum": 66,
            "minimum": 37,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.769760531,
            "variance": 76.90869977
          },
          {
            "average": 216065193.2,
            "count": 27239993,
            "maximum": 216077264.5,
            "minimum": 216061496.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 4888.840215,
            "variance": 23900758.65
          },
          {
            "average": 0,
            "count": 27239993,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27239993,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27239993,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27239993,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27239993,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          718836.5835,
          5358208.111,
          516.5730771,
          720393.9035,
          5359766.111,
          687.3930771
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                718836.5835488507,
                5358208.110670652,
                516.5730771040174
              ],
              [
                718836.5835488507,
                5359766.110670652,
                516.5730771040174
              ],
              [
                720393.9035488508,
                5359766.110670652,
                687.3930771040174
              ],
              [
                720393.9035488508,
                5358208.110670652,
                687.3930771040174
              ],
              [
                718836.5835488507,
                5358208.110670652,
                516.5730771040174
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T23:14:24+00:00",
        "end_time": "2018-07-19T18:51:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_596588_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_596588_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_596588_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.0468008,
            48.33857708,
            516.5730771,
            -120.0249988,
            48.3531164,
            687.3930771
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.04680075541042,
                  48.33911827038066,
                  516.5730771040174
                ],
                [
                  -120.04599121791719,
                  48.35311639547389,
                  516.5730771040174
                ],
                [
                  -120.02499878482371,
                  48.35257494202693,
                  687.3930771040174
                ],
                [
                  -120.0258140546188,
                  48.33857708148425,
                  687.3930771040174
                ],
                [
                  -120.04680075541042,
                  48.33911827038066,
                  516.5730771040174
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_596588_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_596588_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T23:14:24Z",
            "pc:count": 27239993,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 719627.1997,
                "count": 27239993,
                "maximum": 720393.9035,
                "minimum": 718836.5835,
                "name": "X",
                "position": 0,
                "stddev": 428.366185,
                "variance": 183497.5885
              },
              {
                "average": 5358985.628,
                "count": 27239993,
                "maximum": 5359766.111,
                "minimum": 5358208.111,
                "name": "Y",
                "position": 1,
                "stddev": 425.7926092,
                "variance": 181299.346
              },
              {
                "average": 602.9244593,
                "count": 27239993,
                "maximum": 687.3930771,
                "minimum": 516.5730771,
                "name": "Z",
                "position": 2,
                "stddev": 43.82074967,
                "variance": 1920.258101
              },
              {
                "average": 1126.718712,
                "count": 27239993,
                "maximum": 4095,
                "minimum": 100,
                "name": "Intensity",
                "position": 3,
                "stddev": 218.0033268,
                "variance": 47525.45049
              },
              {
                "average": 1.016323536,
                "count": 27239993,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1334120775,
                "variance": 0.01779878242
              },
              {
                "average": 1.032649751,
                "count": 27239993,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1918613221,
                "variance": 0.03681076693
              },
              {
                "average": 0.4943646645,
                "count": 27239993,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999682512,
                "variance": 0.2499682522
              },
              {
                "average": 0.000233920765,
                "count": 27239993,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01529267977,
                "variance": 0.0002338660546
              },
              {
                "average": 1.59756704,
                "count": 27239993,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5022005122,
                "variance": 0.2522053545
              },
              {
                "average": -1.95919013,
                "count": 27239993,
                "maximum": 13.00199986,
                "minimum": -13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.1548052,
                "variance": 66.50084784
              },
              {
                "average": 0,
                "count": 27239993,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 44.47034601,
                "count": 27239993,
                "maximum": 66,
                "minimum": 37,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.769760531,
                "variance": 76.90869977
              },
              {
                "average": 216065193.2,
                "count": 27239993,
                "maximum": 216077264.5,
                "minimum": 216061496.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 4888.840215,
                "variance": 23900758.65
              },
              {
                "average": 0,
                "count": 27239993,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27239993,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27239993,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27239993,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27239993,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              718836.5835,
              5358208.111,
              516.5730771,
              720393.9035,
              5359766.111,
              687.3930771
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    718836.5835488507,
                    5358208.110670652,
                    516.5730771040174
                  ],
                  [
                    718836.5835488507,
                    5359766.110670652,
                    516.5730771040174
                  ],
                  [
                    720393.9035488508,
                    5359766.110670652,
                    687.3930771040174
                  ],
                  [
                    720393.9035488508,
                    5358208.110670652,
                    687.3930771040174
                  ],
                  [
                    718836.5835488507,
                    5358208.110670652,
                    516.5730771040174
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T23:14:24+00:00",
            "end_time": "2018-07-19T18:51:36+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180719_OKAMTW_604088_1586308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -119.94134798433954,
              48.3499445564236,
              1338.180276602622
            ],
            [
              -119.94117067582864,
              48.35290435940009,
              1338.180276602622
            ],
            [
              -119.9289396805005,
              48.3525781791566,
              1474.9602766026221
            ],
            [
              -119.92911769528268,
              48.34961840988501,
              1474.9602766026221
            ],
            [
              -119.94134798433954,
              48.3499445564236,
              1338.180276602622
            ]
          ]
        ]
      },
      "bbox": [
        -119.941348,
        48.34961841,
        1338.180277,
        -119.9289397,
        48.35290436,
        1474.960277
      ],
      "properties": {
        "datetime": "2018-07-19T16:19:20Z",
        "pc:count": 2347395,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 727079.9077,
            "count": 2347395,
            "maximum": 727509.3548,
            "minimum": 726601.9148,
            "name": "X",
            "position": 0,
            "stddev": 211.4514579,
            "variance": 44711.71904
          },
          {
            "average": 5359912.214,
            "count": 2347395,
            "maximum": 5360047.268,
            "minimum": 5359717.808,
            "name": "Y",
            "position": 1,
            "stddev": 78.25756752,
            "variance": 6124.246874
          },
          {
            "average": 1421.966016,
            "count": 2347395,
            "maximum": 1474.960277,
            "minimum": 1338.180277,
            "name": "Z",
            "position": 2,
            "stddev": 22.17768448,
            "variance": 491.8496888
          },
          {
            "average": 1104.314039,
            "count": 2347395,
            "maximum": 2165,
            "minimum": 17,
            "name": "Intensity",
            "position": 3,
            "stddev": 419.4286638,
            "variance": 175920.404
          },
          {
            "average": 1.059411816,
            "count": 2347395,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2718571666,
            "variance": 0.07390631905
          },
          {
            "average": 1.118885403,
            "count": 2347395,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3985192862,
            "variance": 0.1588176215
          },
          {
            "average": 0.4918592738,
            "count": 2347395,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999338307,
            "variance": 0.249933835
          },
          {
            "average": 0.0003003329222,
            "count": 2347395,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01732751714,
            "variance": 0.0003002428503
          },
          {
            "average": 1.581550186,
            "count": 2347395,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5219674571,
            "variance": 0.2724500263
          },
          {
            "average": 4.239777143,
            "count": 2347395,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.7957772,
            "variance": 77.36569656
          },
          {
            "average": 0,
            "count": 2347395,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 15.2534746,
            "count": 2347395,
            "maximum": 22,
            "minimum": 9,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 5.659296715,
            "variance": 32.02763931
          },
          {
            "average": 216050397.9,
            "count": 2347395,
            "maximum": 216052360.2,
            "minimum": 216048581.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1704.024311,
            "variance": 2903698.854
          },
          {
            "average": 0,
            "count": 2347395,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2347395,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2347395,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2347395,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2347395,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          726601.9148,
          5359717.808,
          1338.180277,
          727509.3548,
          5360047.268,
          1474.960277
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                726601.914840131,
                5359717.807861497,
                1338.180276602622
              ],
              [
                726601.914840131,
                5360047.267861498,
                1338.180276602622
              ],
              [
                727509.3548401309,
                5360047.267861498,
                1474.9602766026221
              ],
              [
                727509.3548401309,
                5359717.807861497,
                1474.9602766026221
              ],
              [
                726601.914840131,
                5359717.807861497,
                1338.180276602622
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-19T16:19:20+00:00",
        "end_time": "2018-07-19T15:16:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180719_OKAMTW_604088_1586308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180719_OKAMTW_604088_1586308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180719_OKAMTW_604088_1586308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1586308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -119.941348,
            48.34961841,
            1338.180277,
            -119.9289397,
            48.35290436,
            1474.960277
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -119.94134798433954,
                  48.3499445564236,
                  1338.180276602622
                ],
                [
                  -119.94117067582864,
                  48.35290435940009,
                  1338.180276602622
                ],
                [
                  -119.9289396805005,
                  48.3525781791566,
                  1474.9602766026221
                ],
                [
                  -119.92911769528268,
                  48.34961840988501,
                  1474.9602766026221
                ],
                [
                  -119.94134798433954,
                  48.3499445564236,
                  1338.180276602622
                ]
              ]
            ]
          },
          "id": "20180719_OKAMTW_604088_1586308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180719_OKAMTW_604088_1586308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-19T16:19:20Z",
            "pc:count": 2347395,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 727079.9077,
                "count": 2347395,
                "maximum": 727509.3548,
                "minimum": 726601.9148,
                "name": "X",
                "position": 0,
                "stddev": 211.4514579,
                "variance": 44711.71904
              },
              {
                "average": 5359912.214,
                "count": 2347395,
                "maximum": 5360047.268,
                "minimum": 5359717.808,
                "name": "Y",
                "position": 1,
                "stddev": 78.25756752,
                "variance": 6124.246874
              },
              {
                "average": 1421.966016,
                "count": 2347395,
                "maximum": 1474.960277,
                "minimum": 1338.180277,
                "name": "Z",
                "position": 2,
                "stddev": 22.17768448,
                "variance": 491.8496888
              },
              {
                "average": 1104.314039,
                "count": 2347395,
                "maximum": 2165,
                "minimum": 17,
                "name": "Intensity",
                "position": 3,
                "stddev": 419.4286638,
                "variance": 175920.404
              },
              {
                "average": 1.059411816,
                "count": 2347395,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2718571666,
                "variance": 0.07390631905
              },
              {
                "average": 1.118885403,
                "count": 2347395,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3985192862,
                "variance": 0.1588176215
              },
              {
                "average": 0.4918592738,
                "count": 2347395,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999338307,
                "variance": 0.249933835
              },
              {
                "average": 0.0003003329222,
                "count": 2347395,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01732751714,
                "variance": 0.0003002428503
              },
              {
                "average": 1.581550186,
                "count": 2347395,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5219674571,
                "variance": 0.2724500263
              },
              {
                "average": 4.239777143,
                "count": 2347395,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.7957772,
                "variance": 77.36569656
              },
              {
                "average": 0,
                "count": 2347395,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 15.2534746,
                "count": 2347395,
                "maximum": 22,
                "minimum": 9,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 5.659296715,
                "variance": 32.02763931
              },
              {
                "average": 216050397.9,
                "count": 2347395,
                "maximum": 216052360.2,
                "minimum": 216048581.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1704.024311,
                "variance": 2903698.854
              },
              {
                "average": 0,
                "count": 2347395,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2347395,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2347395,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2347395,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2347395,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              726601.9148,
              5359717.808,
              1338.180277,
              727509.3548,
              5360047.268,
              1474.960277
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    726601.914840131,
                    5359717.807861497,
                    1338.180276602622
                  ],
                  [
                    726601.914840131,
                    5360047.267861498,
                    1338.180276602622
                  ],
                  [
                    727509.3548401309,
                    5360047.267861498,
                    1474.9602766026221
                  ],
                  [
                    727509.3548401309,
                    5359717.807861497,
                    1474.9602766026221
                  ],
                  [
                    726601.914840131,
                    5359717.807861497,
                    1338.180276602622
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-19T16:19:20+00:00",
            "end_time": "2018-07-19T15:16:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1607308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22965715454131,
              48.52783237948211,
              770.0084565640634
            ],
            [
              -120.22889255550082,
              48.54183407753833,
              770.0084565640634
            ],
            [
              -120.2078242268707,
              48.54132465832287,
              1038.6284565640633
            ],
            [
              -120.2085946207055,
              48.52732320942969,
              1038.6284565640633
            ],
            [
              -120.22965715454131,
              48.52783237948211,
              770.0084565640634
            ]
          ]
        ]
      },
      "bbox": [
        -120.2296572,
        48.52732321,
        770.0084566,
        -120.2078242,
        48.54183408,
        1038.628457
      ],
      "properties": {
        "datetime": "2018-07-21T18:52:13Z",
        "pc:count": 38187916,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705313.7952,
            "count": 38187916,
            "maximum": 706085.4979,
            "minimum": 704528.5779,
            "name": "X",
            "position": 0,
            "stddev": 433.1961863,
            "variance": 187658.9359
          },
          {
            "average": 5379435.463,
            "count": 38187916,
            "maximum": 5380233.779,
            "minimum": 5378675.579,
            "name": "Y",
            "position": 1,
            "stddev": 426.7068514,
            "variance": 182078.7371
          },
          {
            "average": 859.3525247,
            "count": 38187916,
            "maximum": 1038.628457,
            "minimum": 770.0084566,
            "name": "Z",
            "position": 2,
            "stddev": 56.88158445,
            "variance": 3235.514649
          },
          {
            "average": 1277.869856,
            "count": 38187916,
            "maximum": 4095,
            "minimum": 11,
            "name": "Intensity",
            "position": 3,
            "stddev": 386.2277166,
            "variance": 149171.8491
          },
          {
            "average": 1.060158847,
            "count": 38187916,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2871532102,
            "variance": 0.08245696614
          },
          {
            "average": 1.120321832,
            "count": 38187916,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4284899605,
            "variance": 0.1836036462
          },
          {
            "average": 0.496646845,
            "count": 38187916,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999887628,
            "variance": 0.2499887629
          },
          {
            "average": 0.0002404687389,
            "count": 38187916,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0155051901,
            "variance": 0.0002404109199
          },
          {
            "average": 1.557495046,
            "count": 38187916,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5136556817,
            "variance": 0.2638421594
          },
          {
            "average": -0.5215034887,
            "count": 38187916,
            "maximum": 16.00200081,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.30379182,
            "variance": 106.1681258
          },
          {
            "average": 0,
            "count": 38187916,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.15693,
            "count": 38187916,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 35.62796988,
            "variance": 1269.352238
          },
          {
            "average": 216177926.7,
            "count": 38187916,
            "maximum": 216234333.3,
            "minimum": 216172464.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13256.5615,
            "variance": 175736422.9
          },
          {
            "average": 0,
            "count": 38187916,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38187916,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38187916,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38187916,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38187916,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704528.5779,
          5378675.579,
          770.0084566,
          706085.4979,
          5380233.779,
          1038.628457
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704528.5778772337,
                5378675.579263819,
                770.0084565640634
              ],
              [
                704528.5778772337,
                5380233.779263819,
                770.0084565640634
              ],
              [
                706085.4978772337,
                5380233.779263819,
                1038.6284565640633
              ],
              [
                706085.4978772337,
                5378675.579263819,
                1038.6284565640633
              ],
              [
                704528.5778772337,
                5378675.579263819,
                770.0084565640634
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:52:13+00:00",
        "end_time": "2018-07-21T01:41:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1607308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1607308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1607308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1607308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2296572,
            48.52732321,
            770.0084566,
            -120.2078242,
            48.54183408,
            1038.628457
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22965715454131,
                  48.52783237948211,
                  770.0084565640634
                ],
                [
                  -120.22889255550082,
                  48.54183407753833,
                  770.0084565640634
                ],
                [
                  -120.2078242268707,
                  48.54132465832287,
                  1038.6284565640633
                ],
                [
                  -120.2085946207055,
                  48.52732320942969,
                  1038.6284565640633
                ],
                [
                  -120.22965715454131,
                  48.52783237948211,
                  770.0084565640634
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1607308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1607308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:52:13Z",
            "pc:count": 38187916,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705313.7952,
                "count": 38187916,
                "maximum": 706085.4979,
                "minimum": 704528.5779,
                "name": "X",
                "position": 0,
                "stddev": 433.1961863,
                "variance": 187658.9359
              },
              {
                "average": 5379435.463,
                "count": 38187916,
                "maximum": 5380233.779,
                "minimum": 5378675.579,
                "name": "Y",
                "position": 1,
                "stddev": 426.7068514,
                "variance": 182078.7371
              },
              {
                "average": 859.3525247,
                "count": 38187916,
                "maximum": 1038.628457,
                "minimum": 770.0084566,
                "name": "Z",
                "position": 2,
                "stddev": 56.88158445,
                "variance": 3235.514649
              },
              {
                "average": 1277.869856,
                "count": 38187916,
                "maximum": 4095,
                "minimum": 11,
                "name": "Intensity",
                "position": 3,
                "stddev": 386.2277166,
                "variance": 149171.8491
              },
              {
                "average": 1.060158847,
                "count": 38187916,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2871532102,
                "variance": 0.08245696614
              },
              {
                "average": 1.120321832,
                "count": 38187916,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4284899605,
                "variance": 0.1836036462
              },
              {
                "average": 0.496646845,
                "count": 38187916,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999887628,
                "variance": 0.2499887629
              },
              {
                "average": 0.0002404687389,
                "count": 38187916,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0155051901,
                "variance": 0.0002404109199
              },
              {
                "average": 1.557495046,
                "count": 38187916,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5136556817,
                "variance": 0.2638421594
              },
              {
                "average": -0.5215034887,
                "count": 38187916,
                "maximum": 16.00200081,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.30379182,
                "variance": 106.1681258
              },
              {
                "average": 0,
                "count": 38187916,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.15693,
                "count": 38187916,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 35.62796988,
                "variance": 1269.352238
              },
              {
                "average": 216177926.7,
                "count": 38187916,
                "maximum": 216234333.3,
                "minimum": 216172464.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13256.5615,
                "variance": 175736422.9
              },
              {
                "average": 0,
                "count": 38187916,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38187916,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38187916,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38187916,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38187916,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704528.5779,
              5378675.579,
              770.0084566,
              706085.4979,
              5380233.779,
              1038.628457
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704528.5778772337,
                    5378675.579263819,
                    770.0084565640634
                  ],
                  [
                    704528.5778772337,
                    5380233.779263819,
                    770.0084565640634
                  ],
                  [
                    706085.4978772337,
                    5380233.779263819,
                    1038.6284565640633
                  ],
                  [
                    706085.4978772337,
                    5378675.579263819,
                    1038.6284565640633
                  ],
                  [
                    704528.5778772337,
                    5378675.579263819,
                    770.0084565640634
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:52:13+00:00",
            "end_time": "2018-07-21T01:41:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1599808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22936658970791,
              48.46035649827124,
              542.402235078903
            ],
            [
              -120.22860378882051,
              48.47435709972185,
              542.402235078903
            ],
            [
              -120.20756341656657,
              48.47384815463243,
              974.2822350789031
            ],
            [
              -120.20833199034396,
              48.45984780202055,
              974.2822350789031
            ],
            [
              -120.22936658970791,
              48.46035649827124,
              542.402235078903
            ]
          ]
        ]
      },
      "bbox": [
        -120.2293666,
        48.4598478,
        542.4022351,
        -120.2075634,
        48.4743571,
        974.2822351
      ],
      "properties": {
        "datetime": "2018-07-21T18:50:08Z",
        "pc:count": 44399480,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705586.6145,
            "count": 44399480,
            "maximum": 706378.736,
            "minimum": 704821.816,
            "name": "X",
            "position": 0,
            "stddev": 438.2666869,
            "variance": 192077.6888
          },
          {
            "average": 5371964.717,
            "count": 44399480,
            "maximum": 5372735.166,
            "minimum": 5371177.106,
            "name": "Y",
            "position": 1,
            "stddev": 413.4916928,
            "variance": 170975.38
          },
          {
            "average": 632.3598234,
            "count": 44399480,
            "maximum": 974.2822351,
            "minimum": 542.4022351,
            "name": "Z",
            "position": 2,
            "stddev": 94.8805629,
            "variance": 9002.321216
          },
          {
            "average": 973.2915915,
            "count": 44399480,
            "maximum": 4095,
            "minimum": 74,
            "name": "Intensity",
            "position": 3,
            "stddev": 574.1485705,
            "variance": 329646.5811
          },
          {
            "average": 1.253509005,
            "count": 44399480,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5425977346,
            "variance": 0.2944123016
          },
          {
            "average": 1.50714112,
            "count": 44399480,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7520576353,
            "variance": 0.5655906868
          },
          {
            "average": 0.4961226573,
            "count": 44399480,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999849716,
            "variance": 0.2499849718
          },
          {
            "average": 0.0002337865218,
            "count": 44399480,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01528829196,
            "variance": 0.000233731871
          },
          {
            "average": 1.405170151,
            "count": 44399480,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5087353075,
            "variance": 0.2588116131
          },
          {
            "average": -0.4238782392,
            "count": 44399480,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.382489219,
            "variance": 88.03110395
          },
          {
            "average": 0,
            "count": 44399480,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 162.405425,
            "count": 44399480,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 37.12478413,
            "variance": 1378.249596
          },
          {
            "average": 216178226.6,
            "count": 44399480,
            "maximum": 216234208.2,
            "minimum": 216172589.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13776.17926,
            "variance": 189783115
          },
          {
            "average": 0,
            "count": 44399480,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44399480,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44399480,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44399480,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 44399480,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704821.816,
          5371177.106,
          542.4022351,
          706378.736,
          5372735.166,
          974.2822351
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704821.8159717892,
                5371177.106346394,
                542.402235078903
              ],
              [
                704821.8159717892,
                5372735.166346394,
                542.402235078903
              ],
              [
                706378.7359717891,
                5372735.166346394,
                974.2822350789031
              ],
              [
                706378.7359717891,
                5371177.106346394,
                974.2822350789031
              ],
              [
                704821.8159717892,
                5371177.106346394,
                542.402235078903
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:50:08+00:00",
        "end_time": "2018-07-21T01:43:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1599808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1599808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1599808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1599808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2293666,
            48.4598478,
            542.4022351,
            -120.2075634,
            48.4743571,
            974.2822351
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22936658970791,
                  48.46035649827124,
                  542.402235078903
                ],
                [
                  -120.22860378882051,
                  48.47435709972185,
                  542.402235078903
                ],
                [
                  -120.20756341656657,
                  48.47384815463243,
                  974.2822350789031
                ],
                [
                  -120.20833199034396,
                  48.45984780202055,
                  974.2822350789031
                ],
                [
                  -120.22936658970791,
                  48.46035649827124,
                  542.402235078903
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1599808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1599808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:50:08Z",
            "pc:count": 44399480,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705586.6145,
                "count": 44399480,
                "maximum": 706378.736,
                "minimum": 704821.816,
                "name": "X",
                "position": 0,
                "stddev": 438.2666869,
                "variance": 192077.6888
              },
              {
                "average": 5371964.717,
                "count": 44399480,
                "maximum": 5372735.166,
                "minimum": 5371177.106,
                "name": "Y",
                "position": 1,
                "stddev": 413.4916928,
                "variance": 170975.38
              },
              {
                "average": 632.3598234,
                "count": 44399480,
                "maximum": 974.2822351,
                "minimum": 542.4022351,
                "name": "Z",
                "position": 2,
                "stddev": 94.8805629,
                "variance": 9002.321216
              },
              {
                "average": 973.2915915,
                "count": 44399480,
                "maximum": 4095,
                "minimum": 74,
                "name": "Intensity",
                "position": 3,
                "stddev": 574.1485705,
                "variance": 329646.5811
              },
              {
                "average": 1.253509005,
                "count": 44399480,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5425977346,
                "variance": 0.2944123016
              },
              {
                "average": 1.50714112,
                "count": 44399480,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7520576353,
                "variance": 0.5655906868
              },
              {
                "average": 0.4961226573,
                "count": 44399480,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999849716,
                "variance": 0.2499849718
              },
              {
                "average": 0.0002337865218,
                "count": 44399480,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01528829196,
                "variance": 0.000233731871
              },
              {
                "average": 1.405170151,
                "count": 44399480,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5087353075,
                "variance": 0.2588116131
              },
              {
                "average": -0.4238782392,
                "count": 44399480,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.382489219,
                "variance": 88.03110395
              },
              {
                "average": 0,
                "count": 44399480,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 162.405425,
                "count": 44399480,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 37.12478413,
                "variance": 1378.249596
              },
              {
                "average": 216178226.6,
                "count": 44399480,
                "maximum": 216234208.2,
                "minimum": 216172589.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13776.17926,
                "variance": 189783115
              },
              {
                "average": 0,
                "count": 44399480,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44399480,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44399480,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44399480,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 44399480,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704821.816,
              5371177.106,
              542.4022351,
              706378.736,
              5372735.166,
              974.2822351
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704821.8159717892,
                    5371177.106346394,
                    542.402235078903
                  ],
                  [
                    704821.8159717892,
                    5372735.166346394,
                    542.402235078903
                  ],
                  [
                    706378.7359717891,
                    5372735.166346394,
                    974.2822350789031
                  ],
                  [
                    706378.7359717891,
                    5371177.106346394,
                    974.2822350789031
                  ],
                  [
                    704821.8159717892,
                    5371177.106346394,
                    542.402235078903
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:50:08+00:00",
            "end_time": "2018-07-21T01:43:09+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1587808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2491354830202,
              48.35236359974182,
              809.6277328932239
            ],
            [
              -120.24838108310844,
              48.366362901197135,
              809.6277328932239
            ],
            [
              -120.22738379968415,
              48.365858384326394,
              1238.427732893224
            ],
            [
              -120.22814393842417,
              48.35185932940913,
              1238.427732893224
            ],
            [
              -120.2491354830202,
              48.35236359974182,
              809.6277328932239
            ]
          ]
        ]
      },
      "bbox": [
        -120.2491355,
        48.35185933,
        809.6277329,
        -120.2273838,
        48.3663629,
        1238.427733
      ],
      "properties": {
        "datetime": "2018-07-21T20:08:57Z",
        "pc:count": 54174551,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704555.4576,
            "count": 54174551,
            "maximum": 705348.8059,
            "minimum": 703791.8059,
            "name": "X",
            "position": 0,
            "stddev": 424.9515716,
            "variance": 180583.8382
          },
          {
            "average": 5359944.5,
            "count": 54174551,
            "maximum": 5360680.039,
            "minimum": 5359122.179,
            "name": "Y",
            "position": 1,
            "stddev": 454.6955857,
            "variance": 206748.0756
          },
          {
            "average": 1004.127595,
            "count": 54174551,
            "maximum": 1238.427733,
            "minimum": 809.6277329,
            "name": "Z",
            "position": 2,
            "stddev": 93.72689955,
            "variance": 8784.7317
          },
          {
            "average": 1003.238349,
            "count": 54174551,
            "maximum": 3946,
            "minimum": 67,
            "name": "Intensity",
            "position": 3,
            "stddev": 483.9439949,
            "variance": 234201.7902
          },
          {
            "average": 1.443246313,
            "count": 54174551,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7474705165,
            "variance": 0.558712173
          },
          {
            "average": 1.886671806,
            "count": 54174551,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.018146579,
            "variance": 1.036622457
          },
          {
            "average": 0.4969324619,
            "count": 54174551,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999905947,
            "variance": 0.2499905948
          },
          {
            "average": 0.000230809481,
            "count": 54174551,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01519066201,
            "variance": 0.0002307562122
          },
          {
            "average": 1.299615958,
            "count": 54174551,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4913875752,
            "variance": 0.2414617491
          },
          {
            "average": 0.259232923,
            "count": 54174551,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.33949783,
            "variance": 106.9052153
          },
          {
            "average": 0,
            "count": 54174551,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 46.40480668,
            "count": 54174551,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.12520399,
            "variance": 4241.292195
          },
          {
            "average": 216223763.5,
            "count": 54174551,
            "maximum": 216238937.9,
            "minimum": 216175199.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23422.25744,
            "variance": 548602143.5
          },
          {
            "average": 0,
            "count": 54174551,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54174551,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54174551,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54174551,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 54174551,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703791.8059,
          5359122.179,
          809.6277329,
          705348.8059,
          5360680.039,
          1238.427733
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703791.8058553681,
                5359122.179303826,
                809.6277328932239
              ],
              [
                703791.8058553681,
                5360680.039303825,
                809.6277328932239
              ],
              [
                705348.8058553681,
                5360680.039303825,
                1238.427732893224
              ],
              [
                705348.8058553681,
                5359122.179303826,
                1238.427732893224
              ],
              [
                703791.8058553681,
                5359122.179303826,
                809.6277328932239
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:08:57+00:00",
        "end_time": "2018-07-21T02:26:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1587808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1587808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1587808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1587808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2491355,
            48.35185933,
            809.6277329,
            -120.2273838,
            48.3663629,
            1238.427733
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2491354830202,
                  48.35236359974182,
                  809.6277328932239
                ],
                [
                  -120.24838108310844,
                  48.366362901197135,
                  809.6277328932239
                ],
                [
                  -120.22738379968415,
                  48.365858384326394,
                  1238.427732893224
                ],
                [
                  -120.22814393842417,
                  48.35185932940913,
                  1238.427732893224
                ],
                [
                  -120.2491354830202,
                  48.35236359974182,
                  809.6277328932239
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1587808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1587808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:08:57Z",
            "pc:count": 54174551,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704555.4576,
                "count": 54174551,
                "maximum": 705348.8059,
                "minimum": 703791.8059,
                "name": "X",
                "position": 0,
                "stddev": 424.9515716,
                "variance": 180583.8382
              },
              {
                "average": 5359944.5,
                "count": 54174551,
                "maximum": 5360680.039,
                "minimum": 5359122.179,
                "name": "Y",
                "position": 1,
                "stddev": 454.6955857,
                "variance": 206748.0756
              },
              {
                "average": 1004.127595,
                "count": 54174551,
                "maximum": 1238.427733,
                "minimum": 809.6277329,
                "name": "Z",
                "position": 2,
                "stddev": 93.72689955,
                "variance": 8784.7317
              },
              {
                "average": 1003.238349,
                "count": 54174551,
                "maximum": 3946,
                "minimum": 67,
                "name": "Intensity",
                "position": 3,
                "stddev": 483.9439949,
                "variance": 234201.7902
              },
              {
                "average": 1.443246313,
                "count": 54174551,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7474705165,
                "variance": 0.558712173
              },
              {
                "average": 1.886671806,
                "count": 54174551,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.018146579,
                "variance": 1.036622457
              },
              {
                "average": 0.4969324619,
                "count": 54174551,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999905947,
                "variance": 0.2499905948
              },
              {
                "average": 0.000230809481,
                "count": 54174551,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01519066201,
                "variance": 0.0002307562122
              },
              {
                "average": 1.299615958,
                "count": 54174551,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4913875752,
                "variance": 0.2414617491
              },
              {
                "average": 0.259232923,
                "count": 54174551,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.33949783,
                "variance": 106.9052153
              },
              {
                "average": 0,
                "count": 54174551,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 46.40480668,
                "count": 54174551,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.12520399,
                "variance": 4241.292195
              },
              {
                "average": 216223763.5,
                "count": 54174551,
                "maximum": 216238937.9,
                "minimum": 216175199.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23422.25744,
                "variance": 548602143.5
              },
              {
                "average": 0,
                "count": 54174551,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54174551,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54174551,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54174551,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 54174551,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703791.8059,
              5359122.179,
              809.6277329,
              705348.8059,
              5360680.039,
              1238.427733
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703791.8058553681,
                    5359122.179303826,
                    809.6277328932239
                  ],
                  [
                    703791.8058553681,
                    5360680.039303825,
                    809.6277328932239
                  ],
                  [
                    705348.8058553681,
                    5360680.039303825,
                    1238.427732893224
                  ],
                  [
                    705348.8058553681,
                    5359122.179303826,
                    1238.427732893224
                  ],
                  [
                    703791.8058553681,
                    5359122.179303826,
                    809.6277328932239
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:08:57+00:00",
            "end_time": "2018-07-21T02:26:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16880382421564,
              48.54142790748197,
              705.263252822233
            ],
            [
              -120.16802197994966,
              48.55543046104437,
              705.263252822233
            ],
            [
              -120.14694802732608,
              48.55490976813627,
              1145.803252822233
            ],
            [
              -120.14773567045951,
              48.54090746928171,
              1145.803252822233
            ],
            [
              -120.16880382421564,
              48.54142790748197,
              705.263252822233
            ]
          ]
        ]
      },
      "bbox": [
        -120.1688038,
        48.54090747,
        705.2632528,
        -120.146948,
        48.55543046,
        1145.803253
      ],
      "properties": {
        "datetime": "2018-07-21T00:18:05Z",
        "pc:count": 46398063,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709732.6061,
            "count": 46398063,
            "maximum": 710521.8129,
            "minimum": 708964.8129,
            "name": "X",
            "position": 0,
            "stddev": 425.9345688,
            "variance": 181420.2569
          },
          {
            "average": 5381090.344,
            "count": 46398063,
            "maximum": 5381909.628,
            "minimum": 5380351.248,
            "name": "Y",
            "position": 1,
            "stddev": 410.7078866,
            "variance": 168680.9681
          },
          {
            "average": 918.5598046,
            "count": 46398063,
            "maximum": 1145.803253,
            "minimum": 705.2632528,
            "name": "Z",
            "position": 2,
            "stddev": 82.87335103,
            "variance": 6867.992311
          },
          {
            "average": 645.6443561,
            "count": 46398063,
            "maximum": 3578,
            "minimum": 35,
            "name": "Intensity",
            "position": 3,
            "stddev": 471.3406518,
            "variance": 222162.01
          },
          {
            "average": 1.561897271,
            "count": 46398063,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8137571638,
            "variance": 0.6622007217
          },
          {
            "average": 2.123965929,
            "count": 46398063,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.053128793,
            "variance": 1.109080254
          },
          {
            "average": 0.4973332615,
            "count": 46398063,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999928938,
            "variance": 0.2499928939
          },
          {
            "average": 0.0002637394583,
            "count": 46398063,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01623791567,
            "variance": 0.0002636699054
          },
          {
            "average": 1.26225709,
            "count": 46398063,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4835866355,
            "variance": 0.233856034
          },
          {
            "average": 0.107243975,
            "count": 46398063,
            "maximum": 19.00200081,
            "minimum": -19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.15447724,
            "variance": 124.4223626
          },
          {
            "average": 0,
            "count": 46398063,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 342.9839726,
            "count": 46398063,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 477.4034179,
            "variance": 227914.0234
          },
          {
            "average": 216153985.6,
            "count": 46398063,
            "maximum": 216167485,
            "minimum": 216136751.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13901.05014,
            "variance": 193239194.9
          },
          {
            "average": 0,
            "count": 46398063,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46398063,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46398063,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46398063,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 46398063,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708964.8129,
          5380351.248,
          705.2632528,
          710521.8129,
          5381909.628,
          1145.803253
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708964.8128607068,
                5380351.24821863,
                705.263252822233
              ],
              [
                708964.8128607068,
                5381909.628218631,
                705.263252822233
              ],
              [
                710521.8128607068,
                5381909.628218631,
                1145.803252822233
              ],
              [
                710521.8128607068,
                5380351.24821863,
                1145.803252822233
              ],
              [
                708964.8128607068,
                5380351.24821863,
                705.263252822233
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:18:05+00:00",
        "end_time": "2018-07-20T15:45:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1688038,
            48.54090747,
            705.2632528,
            -120.146948,
            48.55543046,
            1145.803253
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16880382421564,
                  48.54142790748197,
                  705.263252822233
                ],
                [
                  -120.16802197994966,
                  48.55543046104437,
                  705.263252822233
                ],
                [
                  -120.14694802732608,
                  48.55490976813627,
                  1145.803252822233
                ],
                [
                  -120.14773567045951,
                  48.54090746928171,
                  1145.803252822233
                ],
                [
                  -120.16880382421564,
                  48.54142790748197,
                  705.263252822233
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:18:05Z",
            "pc:count": 46398063,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709732.6061,
                "count": 46398063,
                "maximum": 710521.8129,
                "minimum": 708964.8129,
                "name": "X",
                "position": 0,
                "stddev": 425.9345688,
                "variance": 181420.2569
              },
              {
                "average": 5381090.344,
                "count": 46398063,
                "maximum": 5381909.628,
                "minimum": 5380351.248,
                "name": "Y",
                "position": 1,
                "stddev": 410.7078866,
                "variance": 168680.9681
              },
              {
                "average": 918.5598046,
                "count": 46398063,
                "maximum": 1145.803253,
                "minimum": 705.2632528,
                "name": "Z",
                "position": 2,
                "stddev": 82.87335103,
                "variance": 6867.992311
              },
              {
                "average": 645.6443561,
                "count": 46398063,
                "maximum": 3578,
                "minimum": 35,
                "name": "Intensity",
                "position": 3,
                "stddev": 471.3406518,
                "variance": 222162.01
              },
              {
                "average": 1.561897271,
                "count": 46398063,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8137571638,
                "variance": 0.6622007217
              },
              {
                "average": 2.123965929,
                "count": 46398063,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.053128793,
                "variance": 1.109080254
              },
              {
                "average": 0.4973332615,
                "count": 46398063,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999928938,
                "variance": 0.2499928939
              },
              {
                "average": 0.0002637394583,
                "count": 46398063,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01623791567,
                "variance": 0.0002636699054
              },
              {
                "average": 1.26225709,
                "count": 46398063,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4835866355,
                "variance": 0.233856034
              },
              {
                "average": 0.107243975,
                "count": 46398063,
                "maximum": 19.00200081,
                "minimum": -19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.15447724,
                "variance": 124.4223626
              },
              {
                "average": 0,
                "count": 46398063,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 342.9839726,
                "count": 46398063,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 477.4034179,
                "variance": 227914.0234
              },
              {
                "average": 216153985.6,
                "count": 46398063,
                "maximum": 216167485,
                "minimum": 216136751.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13901.05014,
                "variance": 193239194.9
              },
              {
                "average": 0,
                "count": 46398063,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46398063,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46398063,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46398063,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 46398063,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708964.8129,
              5380351.248,
              705.2632528,
              710521.8129,
              5381909.628,
              1145.803253
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708964.8128607068,
                    5380351.24821863,
                    705.263252822233
                  ],
                  [
                    708964.8128607068,
                    5381909.628218631,
                    705.263252822233
                  ],
                  [
                    710521.8128607068,
                    5381909.628218631,
                    1145.803252822233
                  ],
                  [
                    710521.8128607068,
                    5380351.24821863,
                    1145.803252822233
                  ],
                  [
                    708964.8128607068,
                    5380351.24821863,
                    705.263252822233
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:18:05+00:00",
            "end_time": "2018-07-20T15:45:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_587588_1610308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.16884641519604,
              48.554924318912846,
              788.1202669668953
            ],
            [
              -120.16806424209999,
              48.56892630090427,
              788.1202669668953
            ],
            [
              -120.14698549394139,
              48.5684055283067,
              1149.5602669668954
            ],
            [
              -120.14777346975106,
              48.55440380106687,
              1149.5602669668954
            ],
            [
              -120.16884641519604,
              48.554924318912846,
              788.1202669668953
            ]
          ]
        ]
      },
      "bbox": [
        -120.1688464,
        48.5544038,
        788.120267,
        -120.1469855,
        48.5689263,
        1149.560267
      ],
      "properties": {
        "datetime": "2018-07-21T00:18:28Z",
        "pc:count": 45531262,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 709702.352,
            "count": 45531262,
            "maximum": 710463.0112,
            "minimum": 708906.0712,
            "name": "X",
            "position": 0,
            "stddev": 417.8124838,
            "variance": 174567.2716
          },
          {
            "average": 5382662.928,
            "count": 45531262,
            "maximum": 5383409.44,
            "minimum": 5381851.12,
            "name": "Y",
            "position": 1,
            "stddev": 429.0661621,
            "variance": 184097.7715
          },
          {
            "average": 1011.688527,
            "count": 45531262,
            "maximum": 1149.560267,
            "minimum": 788.120267,
            "name": "Z",
            "position": 2,
            "stddev": 56.78271495,
            "variance": 3224.276717
          },
          {
            "average": 678.7000847,
            "count": 45531262,
            "maximum": 4095,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 490.3678449,
            "variance": 240460.6233
          },
          {
            "average": 1.557904611,
            "count": 45531262,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8282757068,
            "variance": 0.6860406465
          },
          {
            "average": 2.115843659,
            "count": 45531262,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.090398992,
            "variance": 1.188969963
          },
          {
            "average": 0.4968601793,
            "count": 45531262,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901469,
            "variance": 0.249990147
          },
          {
            "average": 0.0002748002021,
            "count": 45531262,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01657482105,
            "variance": 0.000274724693
          },
          {
            "average": 1.293063017,
            "count": 45531262,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4965411051,
            "variance": 0.246553069
          },
          {
            "average": -0.7067692712,
            "count": 45531262,
            "maximum": 19.00200081,
            "minimum": -19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 11.60964098,
            "variance": 134.7837637
          },
          {
            "average": 0,
            "count": 45531262,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 367.5233612,
            "count": 45531262,
            "maximum": 1611,
            "minimum": 153,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 503.6381423,
            "variance": 253651.3783
          },
          {
            "average": 216153361.6,
            "count": 45531262,
            "maximum": 216167508,
            "minimum": 216136727.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 13986.92809,
            "variance": 195634157.5
          },
          {
            "average": 0,
            "count": 45531262,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45531262,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45531262,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45531262,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 45531262,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          708906.0712,
          5381851.12,
          788.120267,
          710463.0112,
          5383409.44,
          1149.560267
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                708906.0711605442,
                5381851.120433306,
                788.1202669668953
              ],
              [
                708906.0711605442,
                5383409.440433307,
                788.1202669668953
              ],
              [
                710463.0111605441,
                5383409.440433307,
                1149.5602669668954
              ],
              [
                710463.0111605441,
                5381851.120433306,
                1149.5602669668954
              ],
              [
                708906.0711605442,
                5381851.120433306,
                788.1202669668953
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T00:18:28+00:00",
        "end_time": "2018-07-20T15:45:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_587588_1610308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_587588_1610308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_587588_1610308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1610308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.1688464,
            48.5544038,
            788.120267,
            -120.1469855,
            48.5689263,
            1149.560267
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.16884641519604,
                  48.554924318912846,
                  788.1202669668953
                ],
                [
                  -120.16806424209999,
                  48.56892630090427,
                  788.1202669668953
                ],
                [
                  -120.14698549394139,
                  48.5684055283067,
                  1149.5602669668954
                ],
                [
                  -120.14777346975106,
                  48.55440380106687,
                  1149.5602669668954
                ],
                [
                  -120.16884641519604,
                  48.554924318912846,
                  788.1202669668953
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_587588_1610308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_587588_1610308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T00:18:28Z",
            "pc:count": 45531262,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 709702.352,
                "count": 45531262,
                "maximum": 710463.0112,
                "minimum": 708906.0712,
                "name": "X",
                "position": 0,
                "stddev": 417.8124838,
                "variance": 174567.2716
              },
              {
                "average": 5382662.928,
                "count": 45531262,
                "maximum": 5383409.44,
                "minimum": 5381851.12,
                "name": "Y",
                "position": 1,
                "stddev": 429.0661621,
                "variance": 184097.7715
              },
              {
                "average": 1011.688527,
                "count": 45531262,
                "maximum": 1149.560267,
                "minimum": 788.120267,
                "name": "Z",
                "position": 2,
                "stddev": 56.78271495,
                "variance": 3224.276717
              },
              {
                "average": 678.7000847,
                "count": 45531262,
                "maximum": 4095,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 490.3678449,
                "variance": 240460.6233
              },
              {
                "average": 1.557904611,
                "count": 45531262,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8282757068,
                "variance": 0.6860406465
              },
              {
                "average": 2.115843659,
                "count": 45531262,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.090398992,
                "variance": 1.188969963
              },
              {
                "average": 0.4968601793,
                "count": 45531262,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901469,
                "variance": 0.249990147
              },
              {
                "average": 0.0002748002021,
                "count": 45531262,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01657482105,
                "variance": 0.000274724693
              },
              {
                "average": 1.293063017,
                "count": 45531262,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4965411051,
                "variance": 0.246553069
              },
              {
                "average": -0.7067692712,
                "count": 45531262,
                "maximum": 19.00200081,
                "minimum": -19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 11.60964098,
                "variance": 134.7837637
              },
              {
                "average": 0,
                "count": 45531262,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 367.5233612,
                "count": 45531262,
                "maximum": 1611,
                "minimum": 153,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 503.6381423,
                "variance": 253651.3783
              },
              {
                "average": 216153361.6,
                "count": 45531262,
                "maximum": 216167508,
                "minimum": 216136727.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 13986.92809,
                "variance": 195634157.5
              },
              {
                "average": 0,
                "count": 45531262,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45531262,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45531262,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45531262,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 45531262,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              708906.0712,
              5381851.12,
              788.120267,
              710463.0112,
              5383409.44,
              1149.560267
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    708906.0711605442,
                    5381851.120433306,
                    788.1202669668953
                  ],
                  [
                    708906.0711605442,
                    5383409.440433307,
                    788.1202669668953
                  ],
                  [
                    710463.0111605441,
                    5383409.440433307,
                    1149.5602669668954
                  ],
                  [
                    710463.0111605441,
                    5381851.120433306,
                    1149.5602669668954
                  ],
                  [
                    708906.0711605442,
                    5381851.120433306,
                    788.1202669668953
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T00:18:28+00:00",
            "end_time": "2018-07-20T15:45:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1589308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24919834778835,
              48.365857586964076,
              586.425017012537
            ],
            [
              -120.24844362714745,
              48.37985649672828,
              586.425017012537
            ],
            [
              -120.22744052423387,
              48.379351879849935,
              1145.2650170125369
            ],
            [
              -120.22820098786536,
              48.36535321667962,
              1145.2650170125369
            ],
            [
              -120.24919834778835,
              48.365857586964076,
              586.425017012537
            ]
          ]
        ]
      },
      "bbox": [
        -120.2491983,
        48.36535322,
        586.425017,
        -120.2274405,
        48.3798565,
        1145.265017
      ],
      "properties": {
        "datetime": "2018-07-21T20:08:35Z",
        "pc:count": 57840475,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704477.518,
            "count": 57840475,
            "maximum": 705290.3194,
            "minimum": 703733.2994,
            "name": "X",
            "position": 0,
            "stddev": 413.3429624,
            "variance": 170852.4046
          },
          {
            "average": 5361398.943,
            "count": 57840475,
            "maximum": 5362179.526,
            "minimum": 5360621.706,
            "name": "Y",
            "position": 1,
            "stddev": 426.0031229,
            "variance": 181478.6607
          },
          {
            "average": 833.468783,
            "count": 57840475,
            "maximum": 1145.265017,
            "minimum": 586.425017,
            "name": "Z",
            "position": 2,
            "stddev": 139.8393275,
            "variance": 19555.03753
          },
          {
            "average": 784.4571962,
            "count": 57840475,
            "maximum": 4095,
            "minimum": 68,
            "name": "Intensity",
            "position": 3,
            "stddev": 378.8551884,
            "variance": 143531.2538
          },
          {
            "average": 1.50609064,
            "count": 57840475,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.735515371,
            "variance": 0.540982861
          },
          {
            "average": 2.012378114,
            "count": 57840475,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9278021534,
            "variance": 0.8608168359
          },
          {
            "average": 0.496265392,
            "count": 57840475,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999860568,
            "variance": 0.249986057
          },
          {
            "average": 0.0002512946168,
            "count": 57840475,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01585028303,
            "variance": 0.0002512314721
          },
          {
            "average": 1.224906521,
            "count": 57840475,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4560354436,
            "variance": 0.2079683258
          },
          {
            "average": 0.5813503191,
            "count": 57840475,
            "maximum": 16.99799919,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.547902719,
            "variance": 91.16244634
          },
          {
            "average": 0,
            "count": 57840475,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 43.92329122,
            "count": 57840475,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.26094963,
            "variance": 4001.947748
          },
          {
            "average": 216224657.2,
            "count": 57840475,
            "maximum": 216238915.5,
            "minimum": 216175222.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22712.13899,
            "variance": 515841257.5
          },
          {
            "average": 0,
            "count": 57840475,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57840475,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57840475,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57840475,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 57840475,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703733.2994,
          5360621.706,
          586.425017,
          705290.3194,
          5362179.526,
          1145.265017
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703733.2993583209,
                5360621.705889394,
                586.425017012537
              ],
              [
                703733.2993583209,
                5362179.525889394,
                586.425017012537
              ],
              [
                705290.3193583209,
                5362179.525889394,
                1145.2650170125369
              ],
              [
                705290.3193583209,
                5360621.705889394,
                1145.2650170125369
              ],
              [
                703733.2993583209,
                5360621.705889394,
                586.425017012537
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:08:35+00:00",
        "end_time": "2018-07-21T02:27:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1589308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1589308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1589308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1589308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2491983,
            48.36535322,
            586.425017,
            -120.2274405,
            48.3798565,
            1145.265017
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24919834778835,
                  48.365857586964076,
                  586.425017012537
                ],
                [
                  -120.24844362714745,
                  48.37985649672828,
                  586.425017012537
                ],
                [
                  -120.22744052423387,
                  48.379351879849935,
                  1145.2650170125369
                ],
                [
                  -120.22820098786536,
                  48.36535321667962,
                  1145.2650170125369
                ],
                [
                  -120.24919834778835,
                  48.365857586964076,
                  586.425017012537
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1589308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1589308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:08:35Z",
            "pc:count": 57840475,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704477.518,
                "count": 57840475,
                "maximum": 705290.3194,
                "minimum": 703733.2994,
                "name": "X",
                "position": 0,
                "stddev": 413.3429624,
                "variance": 170852.4046
              },
              {
                "average": 5361398.943,
                "count": 57840475,
                "maximum": 5362179.526,
                "minimum": 5360621.706,
                "name": "Y",
                "position": 1,
                "stddev": 426.0031229,
                "variance": 181478.6607
              },
              {
                "average": 833.468783,
                "count": 57840475,
                "maximum": 1145.265017,
                "minimum": 586.425017,
                "name": "Z",
                "position": 2,
                "stddev": 139.8393275,
                "variance": 19555.03753
              },
              {
                "average": 784.4571962,
                "count": 57840475,
                "maximum": 4095,
                "minimum": 68,
                "name": "Intensity",
                "position": 3,
                "stddev": 378.8551884,
                "variance": 143531.2538
              },
              {
                "average": 1.50609064,
                "count": 57840475,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.735515371,
                "variance": 0.540982861
              },
              {
                "average": 2.012378114,
                "count": 57840475,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9278021534,
                "variance": 0.8608168359
              },
              {
                "average": 0.496265392,
                "count": 57840475,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999860568,
                "variance": 0.249986057
              },
              {
                "average": 0.0002512946168,
                "count": 57840475,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01585028303,
                "variance": 0.0002512314721
              },
              {
                "average": 1.224906521,
                "count": 57840475,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4560354436,
                "variance": 0.2079683258
              },
              {
                "average": 0.5813503191,
                "count": 57840475,
                "maximum": 16.99799919,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.547902719,
                "variance": 91.16244634
              },
              {
                "average": 0,
                "count": 57840475,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 43.92329122,
                "count": 57840475,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.26094963,
                "variance": 4001.947748
              },
              {
                "average": 216224657.2,
                "count": 57840475,
                "maximum": 216238915.5,
                "minimum": 216175222.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22712.13899,
                "variance": 515841257.5
              },
              {
                "average": 0,
                "count": 57840475,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57840475,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57840475,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57840475,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 57840475,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703733.2994,
              5360621.706,
              586.425017,
              705290.3194,
              5362179.526,
              1145.265017
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703733.2993583209,
                    5360621.705889394,
                    586.425017012537
                  ],
                  [
                    703733.2993583209,
                    5362179.525889394,
                    586.425017012537
                  ],
                  [
                    705290.3193583209,
                    5362179.525889394,
                    1145.2650170125369
                  ],
                  [
                    705290.3193583209,
                    5360621.705889394,
                    1145.2650170125369
                  ],
                  [
                    703733.2993583209,
                    5360621.705889394,
                    586.425017012537
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:08:35+00:00",
            "end_time": "2018-07-21T02:27:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_581588_1590808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.24926135222242,
              48.37935057121677,
              588.5933622541409
            ],
            [
              -120.24850623318163,
              48.393350527086774,
              588.5933622541409
            ],
            [
              -120.22749946517519,
              48.39284586229999,
              926.0133622541409
            ],
            [
              -120.22826033137241,
              48.378846153079664,
              926.0133622541409
            ],
            [
              -120.24926135222242,
              48.37935057121677,
              588.5933622541409
            ]
          ]
        ]
      },
      "bbox": [
        -120.2492614,
        48.37884615,
        588.5933623,
        -120.2274995,
        48.39335053,
        926.0133623
      ],
      "properties": {
        "datetime": "2018-07-21T20:08:14Z",
        "pc:count": 37039146,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 704453.285,
            "count": 37039146,
            "maximum": 705231.6576,
            "minimum": 703674.7776,
            "name": "X",
            "position": 0,
            "stddev": 429.3225928,
            "variance": 184317.8887
          },
          {
            "average": 5362887.314,
            "count": 37039146,
            "maximum": 5363679.063,
            "minimum": 5362121.123,
            "name": "Y",
            "position": 1,
            "stddev": 429.5027548,
            "variance": 184472.6164
          },
          {
            "average": 722.5631254,
            "count": 37039146,
            "maximum": 926.0133623,
            "minimum": 588.5933623,
            "name": "Z",
            "position": 2,
            "stddev": 79.72435254,
            "variance": 6355.972388
          },
          {
            "average": 1129.108159,
            "count": 37039146,
            "maximum": 4095,
            "minimum": 94,
            "name": "Intensity",
            "position": 3,
            "stddev": 246.6145592,
            "variance": 60818.74079
          },
          {
            "average": 1.02874124,
            "count": 37039146,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1859243761,
            "variance": 0.03456787363
          },
          {
            "average": 1.057501515,
            "count": 37039146,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.272340036,
            "variance": 0.07416909519
          },
          {
            "average": 0.4972090069,
            "count": 37039146,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499992217,
            "variance": 0.2499922171
          },
          {
            "average": 0.0002386394114,
            "count": 37039146,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01544611502,
            "variance": 0.0002385824691
          },
          {
            "average": 1.559993419,
            "count": 37039146,
            "maximum": 18,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5302589945,
            "variance": 0.2811746012
          },
          {
            "average": 0.3283626845,
            "count": 37039146,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.43043974,
            "variance": 88.93319369
          },
          {
            "average": 0,
            "count": 37039146,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 51.8388174,
            "count": 37039146,
            "maximum": 177,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.80053376,
            "variance": 4733.513446
          },
          {
            "average": 216221835.9,
            "count": 37039146,
            "maximum": 216238894.3,
            "minimum": 216175247.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24775.46207,
            "variance": 613823520.6
          },
          {
            "average": 0,
            "count": 37039146,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37039146,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37039146,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37039146,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 37039146,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          703674.7776,
          5362121.123,
          588.5933623,
          705231.6576,
          5363679.063,
          926.0133623
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                703674.7776168267,
                5362121.123381963,
                588.5933622541409
              ],
              [
                703674.7776168267,
                5363679.0633819625,
                588.5933622541409
              ],
              [
                705231.6576168266,
                5363679.0633819625,
                926.0133622541409
              ],
              [
                705231.6576168266,
                5362121.123381963,
                926.0133622541409
              ],
              [
                703674.7776168267,
                5362121.123381963,
                588.5933622541409
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T20:08:14+00:00",
        "end_time": "2018-07-21T02:27:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_581588_1590808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_581588_1590808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_581588_1590808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1590808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2492614,
            48.37884615,
            588.5933623,
            -120.2274995,
            48.39335053,
            926.0133623
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.24926135222242,
                  48.37935057121677,
                  588.5933622541409
                ],
                [
                  -120.24850623318163,
                  48.393350527086774,
                  588.5933622541409
                ],
                [
                  -120.22749946517519,
                  48.39284586229999,
                  926.0133622541409
                ],
                [
                  -120.22826033137241,
                  48.378846153079664,
                  926.0133622541409
                ],
                [
                  -120.24926135222242,
                  48.37935057121677,
                  588.5933622541409
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_581588_1590808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_581588_1590808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T20:08:14Z",
            "pc:count": 37039146,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 704453.285,
                "count": 37039146,
                "maximum": 705231.6576,
                "minimum": 703674.7776,
                "name": "X",
                "position": 0,
                "stddev": 429.3225928,
                "variance": 184317.8887
              },
              {
                "average": 5362887.314,
                "count": 37039146,
                "maximum": 5363679.063,
                "minimum": 5362121.123,
                "name": "Y",
                "position": 1,
                "stddev": 429.5027548,
                "variance": 184472.6164
              },
              {
                "average": 722.5631254,
                "count": 37039146,
                "maximum": 926.0133623,
                "minimum": 588.5933623,
                "name": "Z",
                "position": 2,
                "stddev": 79.72435254,
                "variance": 6355.972388
              },
              {
                "average": 1129.108159,
                "count": 37039146,
                "maximum": 4095,
                "minimum": 94,
                "name": "Intensity",
                "position": 3,
                "stddev": 246.6145592,
                "variance": 60818.74079
              },
              {
                "average": 1.02874124,
                "count": 37039146,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1859243761,
                "variance": 0.03456787363
              },
              {
                "average": 1.057501515,
                "count": 37039146,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.272340036,
                "variance": 0.07416909519
              },
              {
                "average": 0.4972090069,
                "count": 37039146,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499992217,
                "variance": 0.2499922171
              },
              {
                "average": 0.0002386394114,
                "count": 37039146,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01544611502,
                "variance": 0.0002385824691
              },
              {
                "average": 1.559993419,
                "count": 37039146,
                "maximum": 18,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5302589945,
                "variance": 0.2811746012
              },
              {
                "average": 0.3283626845,
                "count": 37039146,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.43043974,
                "variance": 88.93319369
              },
              {
                "average": 0,
                "count": 37039146,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 51.8388174,
                "count": 37039146,
                "maximum": 177,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.80053376,
                "variance": 4733.513446
              },
              {
                "average": 216221835.9,
                "count": 37039146,
                "maximum": 216238894.3,
                "minimum": 216175247.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24775.46207,
                "variance": 613823520.6
              },
              {
                "average": 0,
                "count": 37039146,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37039146,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37039146,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37039146,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 37039146,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              703674.7776,
              5362121.123,
              588.5933623,
              705231.6576,
              5363679.063,
              926.0133623
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    703674.7776168267,
                    5362121.123381963,
                    588.5933622541409
                  ],
                  [
                    703674.7776168267,
                    5363679.0633819625,
                    588.5933622541409
                  ],
                  [
                    705231.6576168266,
                    5363679.0633819625,
                    926.0133622541409
                  ],
                  [
                    705231.6576168266,
                    5362121.123381963,
                    926.0133622541409
                  ],
                  [
                    703674.7776168267,
                    5362121.123381963,
                    588.5933622541409
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T20:08:14+00:00",
            "end_time": "2018-07-21T02:27:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1602808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22948272936662,
              48.48734594733498,
              546.066875093505
            ],
            [
              -120.22871920782691,
              48.50134702337025,
              546.066875093505
            ],
            [
              -120.20766739540016,
              48.500837881958866,
              744.866875093505
            ],
            [
              -120.2084366986678,
              48.48683705489575,
              744.866875093505
            ],
            [
              -120.22948272936662,
              48.48734594733498,
              546.066875093505
            ]
          ]
        ]
      },
      "bbox": [
        -120.2294827,
        48.48683705,
        546.0668751,
        -120.2076674,
        48.50134702,
        744.8668751
      ],
      "properties": {
        "datetime": "2018-07-21T18:51:00Z",
        "pc:count": 38689289,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705493.3883,
            "count": 38689289,
            "maximum": 706261.4982,
            "minimum": 704704.5582,
            "name": "X",
            "position": 0,
            "stddev": 430.6324124,
            "variance": 185444.2746
          },
          {
            "average": 5374951.876,
            "count": 38689289,
            "maximum": 5375734.507,
            "minimum": 5374176.387,
            "name": "Y",
            "position": 1,
            "stddev": 433.0743918,
            "variance": 187553.4289
          },
          {
            "average": 636.9387253,
            "count": 38689289,
            "maximum": 744.8668751,
            "minimum": 546.0668751,
            "name": "Z",
            "position": 2,
            "stddev": 39.79053931,
            "variance": 1583.287018
          },
          {
            "average": 1257.083829,
            "count": 38689289,
            "maximum": 4095,
            "minimum": 92,
            "name": "Intensity",
            "position": 3,
            "stddev": 266.5651296,
            "variance": 71056.9683
          },
          {
            "average": 1.015190845,
            "count": 38689289,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1349090951,
            "variance": 0.01820046393
          },
          {
            "average": 1.0303919,
            "count": 38689289,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1979652805,
            "variance": 0.0391902523
          },
          {
            "average": 0.4961661353,
            "count": 38689289,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999853077,
            "variance": 0.2499853079
          },
          {
            "average": 0.00022163757,
            "count": 38689289,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01488584739,
            "variance": 0.0002215884525
          },
          {
            "average": 1.557978799,
            "count": 38689289,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5067721649,
            "variance": 0.2568180271
          },
          {
            "average": -0.148848208,
            "count": 38689289,
            "maximum": 15,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.148655423,
            "variance": 83.69789605
          },
          {
            "average": 0,
            "count": 38689289,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.3670648,
            "count": 38689289,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 32.95665768,
            "variance": 1086.141286
          },
          {
            "average": 216177430.3,
            "count": 38689289,
            "maximum": 216234260.3,
            "minimum": 216172540.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12263.86728,
            "variance": 150402440.6
          },
          {
            "average": 0,
            "count": 38689289,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38689289,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38689289,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38689289,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 38689289,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704704.5582,
          5374176.387,
          546.0668751,
          706261.4982,
          5375734.507,
          744.8668751
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704704.55818005,
                5374176.387139586,
                546.066875093505
              ],
              [
                704704.55818005,
                5375734.507139585,
                546.066875093505
              ],
              [
                706261.4981800499,
                5375734.507139585,
                744.866875093505
              ],
              [
                706261.4981800499,
                5374176.387139586,
                744.866875093505
              ],
              [
                704704.55818005,
                5374176.387139586,
                546.066875093505
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:51:00+00:00",
        "end_time": "2018-07-21T01:42:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1602808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1602808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1602808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1602808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2294827,
            48.48683705,
            546.0668751,
            -120.2076674,
            48.50134702,
            744.8668751
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22948272936662,
                  48.48734594733498,
                  546.066875093505
                ],
                [
                  -120.22871920782691,
                  48.50134702337025,
                  546.066875093505
                ],
                [
                  -120.20766739540016,
                  48.500837881958866,
                  744.866875093505
                ],
                [
                  -120.2084366986678,
                  48.48683705489575,
                  744.866875093505
                ],
                [
                  -120.22948272936662,
                  48.48734594733498,
                  546.066875093505
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1602808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1602808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:51:00Z",
            "pc:count": 38689289,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705493.3883,
                "count": 38689289,
                "maximum": 706261.4982,
                "minimum": 704704.5582,
                "name": "X",
                "position": 0,
                "stddev": 430.6324124,
                "variance": 185444.2746
              },
              {
                "average": 5374951.876,
                "count": 38689289,
                "maximum": 5375734.507,
                "minimum": 5374176.387,
                "name": "Y",
                "position": 1,
                "stddev": 433.0743918,
                "variance": 187553.4289
              },
              {
                "average": 636.9387253,
                "count": 38689289,
                "maximum": 744.8668751,
                "minimum": 546.0668751,
                "name": "Z",
                "position": 2,
                "stddev": 39.79053931,
                "variance": 1583.287018
              },
              {
                "average": 1257.083829,
                "count": 38689289,
                "maximum": 4095,
                "minimum": 92,
                "name": "Intensity",
                "position": 3,
                "stddev": 266.5651296,
                "variance": 71056.9683
              },
              {
                "average": 1.015190845,
                "count": 38689289,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1349090951,
                "variance": 0.01820046393
              },
              {
                "average": 1.0303919,
                "count": 38689289,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1979652805,
                "variance": 0.0391902523
              },
              {
                "average": 0.4961661353,
                "count": 38689289,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999853077,
                "variance": 0.2499853079
              },
              {
                "average": 0.00022163757,
                "count": 38689289,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01488584739,
                "variance": 0.0002215884525
              },
              {
                "average": 1.557978799,
                "count": 38689289,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5067721649,
                "variance": 0.2568180271
              },
              {
                "average": -0.148848208,
                "count": 38689289,
                "maximum": 15,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.148655423,
                "variance": 83.69789605
              },
              {
                "average": 0,
                "count": 38689289,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.3670648,
                "count": 38689289,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 32.95665768,
                "variance": 1086.141286
              },
              {
                "average": 216177430.3,
                "count": 38689289,
                "maximum": 216234260.3,
                "minimum": 216172540.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12263.86728,
                "variance": 150402440.6
              },
              {
                "average": 0,
                "count": 38689289,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38689289,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38689289,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38689289,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 38689289,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704704.5582,
              5374176.387,
              546.0668751,
              706261.4982,
              5375734.507,
              744.8668751
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704704.55818005,
                    5374176.387139586,
                    546.066875093505
                  ],
                  [
                    704704.55818005,
                    5375734.507139585,
                    546.066875093505
                  ],
                  [
                    706261.4981800499,
                    5375734.507139585,
                    744.866875093505
                  ],
                  [
                    706261.4981800499,
                    5374176.387139586,
                    744.866875093505
                  ],
                  [
                    704704.55818005,
                    5374176.387139586,
                    546.066875093505
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:51:00+00:00",
            "end_time": "2018-07-21T01:42:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1601308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22942423572242,
              48.47385184637757,
              539.5319758669285
            ],
            [
              -120.22866106957076,
              48.487852774972495,
              539.5319758669285
            ],
            [
              -120.20761538457405,
              48.487343741468145,
              620.0919758669285
            ],
            [
              -120.2083843279585,
              48.47334306177548,
              620.0919758669285
            ],
            [
              -120.22942423572242,
              48.47385184637757,
              539.5319758669285
            ]
          ]
        ]
      },
      "bbox": [
        -120.2294242,
        48.47334306,
        539.5319759,
        -120.2076154,
        48.48785277,
        620.0919759
      ],
      "properties": {
        "datetime": "2018-07-21T18:50:35Z",
        "pc:count": 39418646,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705560.0052,
            "count": 39418646,
            "maximum": 706320.1205,
            "minimum": 704763.2205,
            "name": "X",
            "position": 0,
            "stddev": 430.7710491,
            "variance": 185563.6967
          },
          {
            "average": 5373457.448,
            "count": 39418646,
            "maximum": 5374234.916,
            "minimum": 5372676.816,
            "name": "Y",
            "position": 1,
            "stddev": 434.7648287,
            "variance": 189020.4563
          },
          {
            "average": 552.2482723,
            "count": 39418646,
            "maximum": 620.0919759,
            "minimum": 539.5319759,
            "name": "Z",
            "position": 2,
            "stddev": 10.77092633,
            "variance": 116.012854
          },
          {
            "average": 1247.520936,
            "count": 39418646,
            "maximum": 4095,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 498.8448116,
            "variance": 248846.146
          },
          {
            "average": 1.082480738,
            "count": 39418646,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3188147457,
            "variance": 0.1016428421
          },
          {
            "average": 1.165000924,
            "count": 39418646,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4644364141,
            "variance": 0.2157011827
          },
          {
            "average": 0.4963288693,
            "count": 39418646,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499986529,
            "variance": 0.2499865291
          },
          {
            "average": 0.0002324280748,
            "count": 39418646,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01524382032,
            "variance": 0.0002323740579
          },
          {
            "average": 1.56076675,
            "count": 39418646,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4993009343,
            "variance": 0.249301423
          },
          {
            "average": -0.5735270138,
            "count": 39418646,
            "maximum": 13.99800014,
            "minimum": -15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 8.971227701,
            "variance": 80.48292646
          },
          {
            "average": 0,
            "count": 39418646,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 163.6618354,
            "count": 39418646,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 34.25493472,
            "variance": 1173.400553
          },
          {
            "average": 216177603.1,
            "count": 39418646,
            "maximum": 216234235.1,
            "minimum": 216172563.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12756.27515,
            "variance": 162722555.6
          },
          {
            "average": 0,
            "count": 39418646,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39418646,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39418646,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39418646,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39418646,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704763.2205,
          5372676.816,
          539.5319759,
          706320.1205,
          5374234.916,
          620.0919759
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704763.2204599853,
                5372676.8158149915,
                539.5319758669285
              ],
              [
                704763.2204599853,
                5374234.915814991,
                539.5319758669285
              ],
              [
                706320.1204599852,
                5374234.915814991,
                620.0919758669285
              ],
              [
                706320.1204599852,
                5372676.8158149915,
                620.0919758669285
              ],
              [
                704763.2204599853,
                5372676.8158149915,
                539.5319758669285
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:50:35+00:00",
        "end_time": "2018-07-21T01:42:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1601308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1601308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1601308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1601308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2294242,
            48.47334306,
            539.5319759,
            -120.2076154,
            48.48785277,
            620.0919759
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22942423572242,
                  48.47385184637757,
                  539.5319758669285
                ],
                [
                  -120.22866106957076,
                  48.487852774972495,
                  539.5319758669285
                ],
                [
                  -120.20761538457405,
                  48.487343741468145,
                  620.0919758669285
                ],
                [
                  -120.2083843279585,
                  48.47334306177548,
                  620.0919758669285
                ],
                [
                  -120.22942423572242,
                  48.47385184637757,
                  539.5319758669285
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1601308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1601308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:50:35Z",
            "pc:count": 39418646,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705560.0052,
                "count": 39418646,
                "maximum": 706320.1205,
                "minimum": 704763.2205,
                "name": "X",
                "position": 0,
                "stddev": 430.7710491,
                "variance": 185563.6967
              },
              {
                "average": 5373457.448,
                "count": 39418646,
                "maximum": 5374234.916,
                "minimum": 5372676.816,
                "name": "Y",
                "position": 1,
                "stddev": 434.7648287,
                "variance": 189020.4563
              },
              {
                "average": 552.2482723,
                "count": 39418646,
                "maximum": 620.0919759,
                "minimum": 539.5319759,
                "name": "Z",
                "position": 2,
                "stddev": 10.77092633,
                "variance": 116.012854
              },
              {
                "average": 1247.520936,
                "count": 39418646,
                "maximum": 4095,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 498.8448116,
                "variance": 248846.146
              },
              {
                "average": 1.082480738,
                "count": 39418646,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3188147457,
                "variance": 0.1016428421
              },
              {
                "average": 1.165000924,
                "count": 39418646,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4644364141,
                "variance": 0.2157011827
              },
              {
                "average": 0.4963288693,
                "count": 39418646,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499986529,
                "variance": 0.2499865291
              },
              {
                "average": 0.0002324280748,
                "count": 39418646,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01524382032,
                "variance": 0.0002323740579
              },
              {
                "average": 1.56076675,
                "count": 39418646,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4993009343,
                "variance": 0.249301423
              },
              {
                "average": -0.5735270138,
                "count": 39418646,
                "maximum": 13.99800014,
                "minimum": -15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 8.971227701,
                "variance": 80.48292646
              },
              {
                "average": 0,
                "count": 39418646,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 163.6618354,
                "count": 39418646,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 34.25493472,
                "variance": 1173.400553
              },
              {
                "average": 216177603.1,
                "count": 39418646,
                "maximum": 216234235.1,
                "minimum": 216172563.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12756.27515,
                "variance": 162722555.6
              },
              {
                "average": 0,
                "count": 39418646,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39418646,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39418646,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39418646,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39418646,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704763.2205,
              5372676.816,
              539.5319759,
              706320.1205,
              5374234.916,
              620.0919759
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704763.2204599853,
                    5372676.8158149915,
                    539.5319758669285
                  ],
                  [
                    704763.2204599853,
                    5374234.915814991,
                    539.5319758669285
                  ],
                  [
                    706320.1204599852,
                    5374234.915814991,
                    620.0919758669285
                  ],
                  [
                    706320.1204599852,
                    5372676.8158149915,
                    620.0919758669285
                  ],
                  [
                    704763.2204599853,
                    5372676.8158149915,
                    539.5319758669285
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:50:35+00:00",
            "end_time": "2018-07-21T01:42:43+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1604308.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.2295400779788,
              48.50084193788149,
              663.5291055493899
            ],
            [
              -120.2287762495426,
              48.514842262755664,
              663.5291055493899
            ],
            [
              -120.207719116344,
              48.5143330329551,
              922.8891055493898
            ],
            [
              -120.20848873041375,
              48.50033295709753,
              922.8891055493898
            ],
            [
              -120.2295400779788,
              48.50084193788149,
              663.5291055493899
            ]
          ]
        ]
      },
      "bbox": [
        -120.2295401,
        48.50033296,
        663.5291055,
        -120.2077191,
        48.51484226,
        922.8891055
      ],
      "properties": {
        "datetime": "2018-07-21T18:51:24Z",
        "pc:count": 36319744,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705425.1898,
            "count": 36319744,
            "maximum": 706202.8837,
            "minimum": 704645.9637,
            "name": "X",
            "position": 0,
            "stddev": 429.5049046,
            "variance": 184474.4631
          },
          {
            "average": 5376445.239,
            "count": 36319744,
            "maximum": 5377234.214,
            "minimum": 5375676.174,
            "name": "Y",
            "position": 1,
            "stddev": 427.7812917,
            "variance": 182996.8335
          },
          {
            "average": 741.5868467,
            "count": 36319744,
            "maximum": 922.8891055,
            "minimum": 663.5291055,
            "name": "Z",
            "position": 2,
            "stddev": 55.21641604,
            "variance": 3048.852601
          },
          {
            "average": 1302.327234,
            "count": 36319744,
            "maximum": 4095,
            "minimum": 91,
            "name": "Intensity",
            "position": 3,
            "stddev": 280.5739821,
            "variance": 78721.75945
          },
          {
            "average": 1.018431242,
            "count": 36319744,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1497144451,
            "variance": 0.02241441507
          },
          {
            "average": 1.036861934,
            "count": 36319744,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2201623294,
            "variance": 0.04847145128
          },
          {
            "average": 0.496059774,
            "count": 36319744,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999844813,
            "variance": 0.2499844815
          },
          {
            "average": 0.0002247262536,
            "count": 36319744,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.01498918803,
            "variance": 0.0002246757579
          },
          {
            "average": 1.601617704,
            "count": 36319744,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4994607969,
            "variance": 0.2494610877
          },
          {
            "average": -0.7668125049,
            "count": 36319744,
            "maximum": 16.00200081,
            "minimum": -16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 9.577181521,
            "variance": 91.72240588
          },
          {
            "average": 0,
            "count": 36319744,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.4730789,
            "count": 36319744,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 32.93319628,
            "variance": 1084.595417
          },
          {
            "average": 216177474,
            "count": 36319744,
            "maximum": 216234284.3,
            "minimum": 216172516,
            "name": "GpsTime",
            "position": 12,
            "stddev": 12242.46133,
            "variance": 149877859.5
          },
          {
            "average": 0,
            "count": 36319744,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36319744,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36319744,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36319744,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 36319744,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704645.9637,
          5375676.174,
          663.5291055,
          706202.8837,
          5377234.214,
          922.8891055
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704645.963731681,
                5375676.174270695,
                663.5291055493899
              ],
              [
                704645.963731681,
                5377234.214270694,
                663.5291055493899
              ],
              [
                706202.8837316809,
                5377234.214270694,
                922.8891055493898
              ],
              [
                706202.8837316809,
                5375676.174270695,
                922.8891055493898
              ],
              [
                704645.963731681,
                5375676.174270695,
                663.5291055493899
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:51:24+00:00",
        "end_time": "2018-07-21T01:41:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1604308.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1604308.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1604308.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1604308.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2295401,
            48.50033296,
            663.5291055,
            -120.2077191,
            48.51484226,
            922.8891055
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.2295400779788,
                  48.50084193788149,
                  663.5291055493899
                ],
                [
                  -120.2287762495426,
                  48.514842262755664,
                  663.5291055493899
                ],
                [
                  -120.207719116344,
                  48.5143330329551,
                  922.8891055493898
                ],
                [
                  -120.20848873041375,
                  48.50033295709753,
                  922.8891055493898
                ],
                [
                  -120.2295400779788,
                  48.50084193788149,
                  663.5291055493899
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1604308.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1604308.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:51:24Z",
            "pc:count": 36319744,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705425.1898,
                "count": 36319744,
                "maximum": 706202.8837,
                "minimum": 704645.9637,
                "name": "X",
                "position": 0,
                "stddev": 429.5049046,
                "variance": 184474.4631
              },
              {
                "average": 5376445.239,
                "count": 36319744,
                "maximum": 5377234.214,
                "minimum": 5375676.174,
                "name": "Y",
                "position": 1,
                "stddev": 427.7812917,
                "variance": 182996.8335
              },
              {
                "average": 741.5868467,
                "count": 36319744,
                "maximum": 922.8891055,
                "minimum": 663.5291055,
                "name": "Z",
                "position": 2,
                "stddev": 55.21641604,
                "variance": 3048.852601
              },
              {
                "average": 1302.327234,
                "count": 36319744,
                "maximum": 4095,
                "minimum": 91,
                "name": "Intensity",
                "position": 3,
                "stddev": 280.5739821,
                "variance": 78721.75945
              },
              {
                "average": 1.018431242,
                "count": 36319744,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1497144451,
                "variance": 0.02241441507
              },
              {
                "average": 1.036861934,
                "count": 36319744,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2201623294,
                "variance": 0.04847145128
              },
              {
                "average": 0.496059774,
                "count": 36319744,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999844813,
                "variance": 0.2499844815
              },
              {
                "average": 0.0002247262536,
                "count": 36319744,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.01498918803,
                "variance": 0.0002246757579
              },
              {
                "average": 1.601617704,
                "count": 36319744,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4994607969,
                "variance": 0.2494610877
              },
              {
                "average": -0.7668125049,
                "count": 36319744,
                "maximum": 16.00200081,
                "minimum": -16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 9.577181521,
                "variance": 91.72240588
              },
              {
                "average": 0,
                "count": 36319744,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.4730789,
                "count": 36319744,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 32.93319628,
                "variance": 1084.595417
              },
              {
                "average": 216177474,
                "count": 36319744,
                "maximum": 216234284.3,
                "minimum": 216172516,
                "name": "GpsTime",
                "position": 12,
                "stddev": 12242.46133,
                "variance": 149877859.5
              },
              {
                "average": 0,
                "count": 36319744,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36319744,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36319744,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36319744,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 36319744,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704645.9637,
              5375676.174,
              663.5291055,
              706202.8837,
              5377234.214,
              922.8891055
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704645.963731681,
                    5375676.174270695,
                    663.5291055493899
                  ],
                  [
                    704645.963731681,
                    5377234.214270694,
                    663.5291055493899
                  ],
                  [
                    706202.8837316809,
                    5377234.214270694,
                    922.8891055493898
                  ],
                  [
                    706202.8837316809,
                    5375676.174270695,
                    922.8891055493898
                  ],
                  [
                    704645.963731681,
                    5375676.174270695,
                    663.5291055493899
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:51:24+00:00",
            "end_time": "2018-07-21T01:41:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20180720_OKAMTW_583088_1608808.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -120.22971483258596,
              48.541327127149486,
              765.8252428380405
            ],
            [
              -120.22894985752092,
              48.55532933206998,
              765.8252428380405
            ],
            [
              -120.2078767373558,
              48.55481983775485,
              1055.6452428380405
            ],
            [
              -120.20864751150415,
              48.54081788205792,
              1055.6452428380405
            ],
            [
              -120.22971483258596,
              48.541327127149486,
              765.8252428380405
            ]
          ]
        ]
      },
      "bbox": [
        -120.2297148,
        48.54081788,
        765.8252428,
        -120.2078767,
        48.55532933,
        1055.645243
      ],
      "properties": {
        "datetime": "2018-07-21T18:52:37Z",
        "pc:count": 39655247,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 705264.1866,
            "count": 39655247,
            "maximum": 706026.7967,
            "minimum": 704469.9367,
            "name": "X",
            "position": 0,
            "stddev": 428.8758024,
            "variance": 183934.4539
          },
          {
            "average": 5380980.75,
            "count": 39655247,
            "maximum": 5381733.496,
            "minimum": 5380175.236,
            "name": "Y",
            "position": 1,
            "stddev": 442.3044291,
            "variance": 195633.208
          },
          {
            "average": 938.2960777,
            "count": 39655247,
            "maximum": 1055.645243,
            "minimum": 765.8252428,
            "name": "Z",
            "position": 2,
            "stddev": 50.75273702,
            "variance": 2575.840315
          },
          {
            "average": 1204.208747,
            "count": 39655247,
            "maximum": 4095,
            "minimum": 63,
            "name": "Intensity",
            "position": 3,
            "stddev": 425.3954969,
            "variance": 180961.3288
          },
          {
            "average": 1.114237518,
            "count": 39655247,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4065512256,
            "variance": 0.1652838991
          },
          {
            "average": 1.228577671,
            "count": 39655247,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6072730663,
            "variance": 0.3687805771
          },
          {
            "average": 0.4971626327,
            "count": 39655247,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999919556,
            "variance": 0.2499919557
          },
          {
            "average": 0.0002183065459,
            "count": 39655247,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0147735877,
            "variance": 0.0002182588937
          },
          {
            "average": 1.50645361,
            "count": 39655247,
            "maximum": 7,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.5203435123,
            "variance": 0.2707573708
          },
          {
            "average": -0.1000517373,
            "count": 39655247,
            "maximum": 16.99799919,
            "minimum": -16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 10.3721996,
            "variance": 107.5825246
          },
          {
            "average": 0,
            "count": 39655247,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 164.9643344,
            "count": 39655247,
            "maximum": 176,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 31.64727505,
            "variance": 1001.550018
          },
          {
            "average": 216177228.7,
            "count": 39655247,
            "maximum": 216234357.6,
            "minimum": 216172439.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 11797.31422,
            "variance": 139176622.7
          },
          {
            "average": 0,
            "count": 39655247,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39655247,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39655247,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39655247,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 39655247,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          704469.9367,
          5380175.236,
          765.8252428,
          706026.7967,
          5381733.496,
          1055.645243
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                704469.9366644531,
                5380175.235578067,
                765.8252428380405
              ],
              [
                704469.9366644531,
                5381733.495578066,
                765.8252428380405
              ],
              [
                706026.7966644532,
                5381733.495578066,
                1055.6452428380405
              ],
              [
                706026.7966644532,
                5380175.235578067,
                1055.6452428380405
              ],
              [
                704469.9366644531,
                5380175.235578067,
                765.8252428380405
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 10N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 10N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -123,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6339
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
        "start_time": "2018-07-21T18:52:37+00:00",
        "end_time": "2018-07-21T01:40:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/stac/20180720_OKAMTW_583088_1608808.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20180720_OKAMTW_583088_1608808.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9673/20180720_OKAMTW_583088_1608808.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1608808.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -120.2297148,
            48.54081788,
            765.8252428,
            -120.2078767,
            48.55532933,
            1055.645243
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -120.22971483258596,
                  48.541327127149486,
                  765.8252428380405
                ],
                [
                  -120.22894985752092,
                  48.55532933206998,
                  765.8252428380405
                ],
                [
                  -120.2078767373558,
                  48.55481983775485,
                  1055.6452428380405
                ],
                [
                  -120.20864751150415,
                  48.54081788205792,
                  1055.6452428380405
                ],
                [
                  -120.22971483258596,
                  48.541327127149486,
                  765.8252428380405
                ]
              ]
            ]
          },
          "id": "20180720_OKAMTW_583088_1608808.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9673/20180720_OKAMTW_583088_1608808.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2018-07-21T18:52:37Z",
            "pc:count": 39655247,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 705264.1866,
                "count": 39655247,
                "maximum": 706026.7967,
                "minimum": 704469.9367,
                "name": "X",
                "position": 0,
                "stddev": 428.8758024,
                "variance": 183934.4539
              },
              {
                "average": 5380980.75,
                "count": 39655247,
                "maximum": 5381733.496,
                "minimum": 5380175.236,
                "name": "Y",
                "position": 1,
                "stddev": 442.3044291,
                "variance": 195633.208
              },
              {
                "average": 938.2960777,
                "count": 39655247,
                "maximum": 1055.645243,
                "minimum": 765.8252428,
                "name": "Z",
                "position": 2,
                "stddev": 50.75273702,
                "variance": 2575.840315
              },
              {
                "average": 1204.208747,
                "count": 39655247,
                "maximum": 4095,
                "minimum": 63,
                "name": "Intensity",
                "position": 3,
                "stddev": 425.3954969,
                "variance": 180961.3288
              },
              {
                "average": 1.114237518,
                "count": 39655247,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4065512256,
                "variance": 0.1652838991
              },
              {
                "average": 1.228577671,
                "count": 39655247,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6072730663,
                "variance": 0.3687805771
              },
              {
                "average": 0.4971626327,
                "count": 39655247,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999919556,
                "variance": 0.2499919557
              },
              {
                "average": 0.0002183065459,
                "count": 39655247,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0147735877,
                "variance": 0.0002182588937
              },
              {
                "average": 1.50645361,
                "count": 39655247,
                "maximum": 7,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.5203435123,
                "variance": 0.2707573708
              },
              {
                "average": -0.1000517373,
                "count": 39655247,
                "maximum": 16.99799919,
                "minimum": -16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 10.3721996,
                "variance": 107.5825246
              },
              {
                "average": 0,
                "count": 39655247,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 164.9643344,
                "count": 39655247,
                "maximum": 176,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 31.64727505,
                "variance": 1001.550018
              },
              {
                "average": 216177228.7,
                "count": 39655247,
                "maximum": 216234357.6,
                "minimum": 216172439.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 11797.31422,
                "variance": 139176622.7
              },
              {
                "average": 0,
                "count": 39655247,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39655247,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39655247,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39655247,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 39655247,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              704469.9367,
              5380175.236,
              765.8252428,
              706026.7967,
              5381733.496,
              1055.645243
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    704469.9366644531,
                    5380175.235578067,
                    765.8252428380405
                  ],
                  [
                    704469.9366644531,
                    5381733.495578066,
                    765.8252428380405
                  ],
                  [
                    706026.7966644532,
                    5381733.495578066,
                    1055.6452428380405
                  ],
                  [
                    706026.7966644532,
                    5380175.235578067,
                    1055.6452428380405
                  ],
                  [
                    704469.9366644531,
                    5380175.235578067,
                    765.8252428380405
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 10N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 10N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 10N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -123,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6339
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 10N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6339\"]]",
            "start_time": "2018-07-21T18:52:37+00:00",
            "end_time": "2018-07-21T01:40:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    }
  ]
}